CN116837820B

CN116837820B - Tamping device for civil construction

Info

Publication number: CN116837820B
Application number: CN202311113847.6A
Authority: CN
Inventors: 刘军华; 刘培香; 殷化臣; 钟学轩; 王中旭
Original assignee: Jinan First Construction Group Co Ltd
Current assignee: Jinan First Construction Group Co Ltd
Priority date: 2023-08-31
Filing date: 2023-08-31
Publication date: 2023-11-21
Anticipated expiration: 2043-08-31
Also published as: CN116837820A

Abstract

The invention discloses a rammer for civil construction, which belongs to the technical field of construction equipment and comprises a soil loosening and screening integrated rammer head, a motor bin, a damping self-dust falling mechanism, a hydraulic telescopic rod and a vehicle body. The invention particularly relates to a tamper for civil construction; according to the invention, the traditional tamper is improved, the soil loosening mechanism, the stone screening mechanism and the tamper head are integrally designed, and the dust fall function is added into the damping mechanism, so that the tamper is ensured to be flexible while multiple functions are added, the operation is simple, the tamper can be used in multiple scenes, the defects of single function and large volume of the traditional tamper are overcome, the cost of manpower and machines in operation is reduced, and the quality of a foundation after compaction is improved through soil loosening, stone screening and primary flattening before the compaction.

Description

Tamping device for civil construction

Technical Field

The invention relates to the technical field of construction equipment, in particular to a tamper for civil construction.

Background

The ramming is indispensable in the building construction process, and generally refers to the ramming of the land by using a rammer head with a flat bottom surface, so that the land is rammed and flattened, and the purpose of compacting the soil structure and laying a foundation for subsequent construction is achieved. However, in the concrete implementation, the soil is various, if the soil has the conditions of fluctuation, uneven density, excessive dryness and the like, the quality of the soil after compaction is influenced, meanwhile, the soil has the existence of impurities such as stones with different sizes, the stones with certain diameters of 30-70mm are doped in the soil to be beneficial to the firmness of the foundation, and the stones with diameters of more than 70mm have negative influence on the firmness of the foundation.

In the soil ramming operation, the phenomenon of dust emission exists in an operation site due to the severe collision between the ramming head and soil, and the operation on dry soil is more serious, so that the personal health and the working efficiency of operators are negatively influenced.

Therefore, in order to ensure the higher quality of the compacted foundation and the personal health and the working efficiency of operators, the soil loosening and stone sieving are needed before the soil compaction, the dust settling is carried out on the site in the soil compaction process, in the prior art, the soil loosening, stone sieving, soil compaction and dust settling operations are generally carried out separately, more manpower and equipment are needed, and some all-in-one machines on the market only combine two operation contents, such as the soil loosening and soil compaction all-in-one machines, and the size is large, so that the problem of low separating working efficiency cannot be completely solved, and the larger size cannot be used in small and medium-sized operation scenes.

Disclosure of Invention

Aiming at the situation, in order to overcome the defects of the prior art, the invention provides the tamper for civil construction, which combines the functions of loosening soil, sieving stones and tamping soil into the tamper head, adds the dust fall function into the damping mechanism, automatically triggers spraying dust fall by virtue of vibration generated during tamping soil, does not need additional driving, and effectively solves the problems of large size, single function, low efficiency and the need of additional manpower and equipment for assistance of the tamper in the current market.

In order to solve the problems, the invention adopts the following technical scheme: the invention provides a tamper for civil construction, which comprises a soil loosening, sieving and dust settling integrated tamping mechanism, a hydraulic telescopic rod, a supporting rod, a water tank, a vehicle body, a cart handle and a control screen, wherein the cart handle is arranged at the rear of the top of the vehicle body, the control screen is arranged at the top of the vehicle body, one end of the supporting rod is fixed at the front part of the top of the vehicle body, the bottom of the other end of the supporting rod is connected with the hydraulic telescopic rod, the middle part of the bottom end of the supporting rod is connected with the water tank, the soil loosening, sieving and dust settling integrated tamping mechanism is arranged below the hydraulic telescopic rod in a sliding manner, the soil loosening, sieving and dust settling integrated tamping mechanism comprises a soil loosening, tamping integrated tamping head, a driving assembly and a damping and self-dust settling mechanism, the bottom of the damping and self-dust settling mechanism is connected with the driving assembly, and the water tank is connected with the damping and self-dust settling mechanism.

Preferably, the front half part of the bottom of the vehicle body is rotatably provided with a roller, and the rear half part of the bottom of the vehicle body is provided with universal wheels responsible for steering.

Further, the integrated tamper head comprises a tamper head shell, a top cover, a tamper plate, a middle column, a transmission shaft, a stone screening mechanism, a soil loosening mechanism, a driving gear and a central gear, wherein the top end of the middle column is fixedly connected with the bottom end of a driving assembly, fixed supports are distributed on the circumferential array of the side wall of the driving assembly, the tamper head shell is arranged at the lower end of the fixed supports, the tamper head shell is of a cylindrical structure which is vertically penetrated, a planet toothed ring is arranged at the bottom of the inner wall of the tamper head shell, the top cover is of a cake-shaped structure, the top cover is rotationally arranged at the middle part in the tamper head shell, an upper central hole is formed in the center of the top cover, the middle column rotationally penetrates through the upper central hole and is arranged at the center of the tamper head shell, the tamper plate is of a cake-shaped structure, the tamper plate and the top cover are rotationally arranged at the bottom of the tamper head shell, the tamper plate are provided with a soil loosening through hole which vertically penetrates through the tamper plate, the soil loosening through holes are distributed around the circumference array of the middle column, the rammer plate and the top cover are provided with vertically penetrating sieve stone through holes which are distributed around the circumference array of the middle column, the soil loosening through holes comprise an upper circular hole and a lower circular hole, the sieve stone through holes comprise an upper rectangular hole and a lower rectangular hole, the upper circular hole and the upper rectangular hole are formed in the top cover, the lower circular hole and the lower rectangular hole are formed in the rammer plate, the transmission shaft coaxially rotates to penetrate through the center of the middle column, the driving gear is coaxially fixedly connected to the bottom end of the transmission shaft, the bottom of the driving gear is coaxially fixedly connected with a driving gear base, the driving gear base is rotatably arranged in the lower center hole, the center gear is coaxially rotatably sleeved in the middle of the middle column, the soil loosening mechanism is arranged between the upper circular hole and the lower circular hole, the sieve stone mechanism is fixedly arranged between the upper rectangular hole and the lower rectangular hole, the soil loosening mechanisms and the stone screening mechanisms are distributed around the circumferential array of the middle column and are arranged at intervals, the stone screening mechanisms are clamped between two adjacent groups of soil loosening mechanisms, and the driving gear, the planetary gear ring and the soil loosening mechanisms form a planetary gear structure.

Further, the top cap top is equipped with the pin, the top cap is equipped with the braking hole, the sun gear top surface is equipped with the several and winds the slot of sun gear axis circumference array distribution, and the lower tip of pin runs through the braking hole and slide the card is located in the slot, the pin includes pin handle, threaded rod, nut cover and pin support, and the pin support is located on the top cap, the pin support is fixed the nut cover in the top cap top, nut cover inner wall is equipped with the screw thread with threaded rod meshing, threaded rod threaded connection locates in the nut cover, the braking hole is located the threaded rod under, the threaded rod passes through in the slot of braking hole insert sun gear top surface through the rotation, the threaded rod top is located to the pin handle, pin and sun gear constitute lift stop gear.

Further, the mechanism that loosens the soil includes the cover that loosens the soil, goes up damping spring, gear screw, the sword that loosens the soil, support tight spring, driven gear and the base that loosens the soil down, the cover that loosens the soil is pie structure, the cover that loosens the soil rotates to be located in the circular hole, and damping spring is connected to the cover bottom that loosens the soil, go up damping spring lower extreme and connect the gear screw, the gear screw includes gear screw head and screw rod, and gear screw head locates the screw rod upper end, and gear screw head is the gear form setting, the base that loosens the soil is pie structure, driven gear rotates to locate the rammer upper wall, and the coaxial rigid coupling of base that loosens the soil is located the driven gear diapire, the base that loosens the soil rotates to locate down in circular hole, and the sword that loosens the soil slides and runs through driven gear and the base and rotate with gear screw to be connected, support tight spring housing locates the screw rod outside down, support tight spring down and locate between the sword and the driven gear.

The utility model provides a soil loosening blade, including the cutter head base, the cutter head base is the ring structure, the round hole has been seted up at the cutter head base center, cutter head base bottom is equipped with the blade around round hole circumference array distribution, and the laminating gear screw head bottom in cutter head base top, be equipped with the cutter head hole of running through from top to bottom on the cutter head base and the driven gear, the blade slides and runs through and locate in the cutter head hole, and the cutter head is dug the hole gomphosis with the cutter head, the screw that runs through from top to bottom is opened at the base of loosening the soil and driven gear center, screw and screw's thread engagement, the screw passes round hole and screw in proper order, gear screw head and sun gear engagement, driven gear and driving gear engagement, driven gear and planetary ring gear engagement.

When the stop lever is inserted into the slot on the top surface of the central gear in a rotating way, the central gear is not rotated in a fixed state, the driving gear, the driven gear and the planetary gear ring form a planetary gear structure, when the driving gear rotates in the forward direction, the soil loosening mechanism rotates in the reverse direction to draw out the slot under the action of the driving gear and the planetary gear ring, the soil loosening mechanism revolves around the center column and rotates, meanwhile, under the action of the central gear fixed by the stop lever, the rotation of the gear screw and the driven gear generates a speed difference, the gear screw rotates coaxially with the driven gear relative to the driven gear, the gear screw moves up and down through forward and reverse rotation control under the action of the screw hole and the screw rod, when the gear screw rotates in the forward direction, the soil loosening knife is pushed down through the cutter bit hole, and when the soil loosening knife is pushed to the bottom, the stop lever rotates in the reverse direction to draw out the slot, and at this moment, the central gear returns to the active state, the central gear rotates under the drive of the gear screw, and does not continue to move downwards, and when the stop lever is required to reset, the stop lever is reinserted into the slot, the fixed by the central gear and rotates in the reverse direction, and the reverse rotation of the drive gear is pushed to the soil loosening spring.

The planetary gear structure adopted by the invention enables a plurality of scarifiers to revolve and rotate simultaneously, so that scarification can be more fully carried out.

As the preference, the sieve stone mechanism includes shell, sieve stone support, transport mechanism and screening subassembly, the shell is link up the cavity setting from top to bottom, and the shell sets firmly in last rectangle hole, and the shell upper wall is greater than the top cap to the height of rammer, and transport mechanism symmetry locates in the shell, sieve stone support slides and locates the shell bottom, and sieve stone support tip card is located on the gear screw, screening subassembly locates on the sieve stone support and locates transport mechanism's lower extreme.

Further, the stone screening support comprises a stone screening plate support, a stone screening bottom plate and a positioning mechanism, wherein a support chute is formed in the side wall of the shell, the stone screening plate support is arranged above the stone screening bottom plate, the positioning mechanism is arranged at the upper end of the stone screening plate support, the positioning mechanism is rotationally connected with a gear screw head, and the gear screw head drives the stone screening mechanism to synchronously move up and down along with the scarifier blade through the positioning mechanism; the stone screening plate support comprises clamping rod groups which are symmetrically arranged on a stone screening bottom plate, the clamping rod groups comprise at least one clamping rod, the clamping rods are embedded with support sliding grooves, the clamping rods are slidably arranged in the support sliding grooves, the stone screening bottom plate is fixedly connected with the stone screening bottom plate, the positioning mechanisms are symmetrically arranged on two sides of the screening assembly, the positioning mechanisms comprise positioning arms, connecting rods and rollers, the connecting rods are arranged at the upper ends of the clamping rod groups, the connecting rods are connected with the clamping rods, the positioning arms are arranged in the middle of the connecting rods and horizontally extend towards the direction of a gear screw, an upper positioning shaft and a lower positioning shaft are respectively arranged on the upper side and the lower side of the tail end of each positioning arm, the upper positioning shaft and the lower positioning shaft are respectively arranged above and below the gear screw head, the rollers are respectively arranged at the tail ends of the upper positioning shaft and the lower positioning shaft, the axes of the rollers are vertically arranged with the axes of the gear screw head, and the thicknesses of the upper positioning shaft and the rollers at the tail ends of the lower positioning shaft are slightly larger than the thicknesses of the gear screw heads.

Preferably, the screening assembly comprises a screen and a screen support, the screen support is fixedly arranged above the screen stone bottom plate, the screen is obliquely arranged above the screen support, the screen is of a fence-shaped structure with a spacing of 70mm, and the screen is attached to the bottom wall of the conveying mechanism.

Further, transport mechanism includes elastic belt, spring clamp plate and conveyer belt, the conveyer belt is fixed in the shell, elastic belt cover is located outside the conveyer belt, and multiunit spring clamp plate is located between elastic belt and the conveyer belt, and a set of conveyer belt direction of motion is followed and is upwards transported bottom object, the shell lateral wall is equipped with the conveying motor, the conveyer belt is connected to the conveying motor output, and the conveyer belt is prior art, and this is not repeated.

Further, be equipped with the motor support in the drive assembly, the drive assembly includes motor storehouse, power motor and motor damping spring, motor storehouse lateral wall is opened there is the thermovent, inside the motor storehouse was located to the motor support, the power motor is fixed to be located on the motor support, power motor top and below are located respectively to motor damping spring, the integrative rammer head of loose sieve rammer is connected to motor storehouse bottom, the transmission shaft is connected to the power motor output.

Further, hydraulic telescoping rod bottom is equipped with hydraulic head buckle, hydraulic telescoping rod bottom is equipped with sealed rubber ring, hydraulic head buckle and shock attenuation are from dust fall mechanism sliding connection, the shock attenuation is from dust fall mechanism through hydraulic head buckle slip locating hydraulic telescoping rod lower extreme, the shock attenuation is from dust fall mechanism includes shock attenuation storehouse, main damping spring, outlet pipe, inlet tube, sprinkler pipe, water outlet one way valve, water inlet one way valve and water inlet hose, the shock attenuation storehouse is top open-ended cavity setting, sealed rubber ring and the laminating of shock attenuation storehouse cavity inner wall, the inside hydraulic head spout that opens of shock attenuation storehouse, hydraulic head buckle sliding joint locates in the hydraulic head spout, main damping spring locates between diapire and the hydraulic telescoping rod diapire, the outlet pipe is located shock attenuation storehouse bottom and is linked together with the shock attenuation storehouse respectively with the inlet tube, the water outlet one way valve locates in the outlet pipe, the sprinkler pipe encircles and locates outside the shock attenuation storehouse, outlet pipe intercommunication shock attenuation storehouse and sprinkler pipe, the shock attenuation storehouse lateral wall is equipped with the water pipe support, the water pipe locates on the sprinkler pipe support, the water inlet pipe is equipped with evenly distributed in the water inlet pipe, the sprinkler pipe is equipped with the water inlet pipe is connected to the sprinkler pipe top, the water inlet pipe is equipped with the water inlet pipe.

As the preferable power of lifting and pushing down is provided by the hydraulic telescopic rod, the integrative ramming mechanism of the soil loosening, sieving, stone and dust falling is lifted and pulled through the hydraulic head buckle, the pushing down force is conducted to the ramming mechanism through the main damping spring, when ramming, the hydraulic telescopic rod pushes down, the water inlet one-way valve is closed, the damping is stressed from the inside water of the dust falling mechanism, the damping enters the sprinkler pipe through the water outlet one-way valve and discharges the water mist forming a circle through the mist making apopore, negative pressure is generated when the hydraulic telescopic rod lifts and pulls, the water outlet one-way valve is closed, the water inlet one-way valve is opened, and water is pumped from the water tank to supplement the damping from the dust falling mechanism.

By adopting the structure, the invention has the following beneficial effects: according to the tamper for civil construction, the functions of looseness, screening stones and ramming are combined into the tamper head of the tamper body through the structural design, the mode can be switched through simple operation, the dust falling function is added to the damping self-dust falling mechanism, the purposes of integrating looseness, screening stones, ramming and dust falling and keeping small volume are achieved, the tamper can be flexibly used in various occasions, the planetary gear structure enables multiple groups of the loosener to revolve and rotate in the process of looseness, stirring of the soil is more uniform, meanwhile, stones larger than 70mm in the soil are screened out in the process of looseness through the cooperation of the screening stones mechanism, foundation quality after compaction can be effectively improved, meanwhile, in the process of looseness and screening stones, a roller located on the front side of the bottom of a vehicle body can be used for carrying out primary flattening on the loosened ground through gravity, extrusion damage of universal wheels and operating personnel on the loosened soil in the process of forward pushing can be effectively reduced, meanwhile, the soil is guaranteed to be smoothly pushed forward, the foundation is further improved, and the water is prevented from being sprayed with the aid of the damping self-dust falling mechanism, and the quality of the ground after the soil is further improved, and the foundation is prevented from being subjected to water-dust falling and dust falling is greatly due to the design.

Drawings

FIG. 1 is a schematic diagram of a tamper for civil construction according to the present invention;

FIG. 2 is a top view of an integrated tamper head for loosening, screening and tamping provided by the invention;

FIG. 3 is a bottom view of the tamper head of the integrated tamper with loose screens provided by the present invention;

FIG. 4 is a schematic diagram of the internal structure of the mechanism for removing the top cover and the sieve stones of the integrated tamper head for loosening sieve compaction provided by the invention;

FIG. 5 is a front view of the tamper head with tamper and tamper integrated tamper head provided by the present invention with tamper head housing, tamper plate and tamper stone mechanism removed;

FIG. 6 is a schematic diagram of a tamper head with tamper head and stone removal mechanism for a tamper with loose screen provided by the present invention;

FIG. 7 is a cross-sectional view of a center post, drive shaft, sun gear, drive gear and stop lever provided by the present invention;

FIG. 8 is a front view of the scarifier according to the present invention;

FIG. 9 is a cross-sectional view of the ripping mechanism provided by the invention;

fig. 10 is a schematic view of the structure of the ripper provided by the invention;

FIG. 11 is a schematic view of a combination structure of a stone screening mechanism and a scarification mechanism provided by the invention;

FIG. 12 is a cross-sectional view of a stone screening mechanism provided by the present invention;

FIG. 13 is a schematic view of a stone sieve support and a sieving assembly according to the present invention;

FIG. 14 is a cross-sectional view of a drive assembly provided by the present invention;

FIG. 15 is a schematic view of a shock absorbing self-dust settling mechanism provided by the present invention;

FIG. 16 is a cross-sectional view of the shock absorbing self-dust mechanism provided by the present invention;

FIG. 17 is a schematic view of a hydraulic telescoping rod according to the present invention;

FIG. 18 is a schematic view of a gear screw according to the present invention;

fig. 19 is an enlarged partial view of portion a of fig. 7 in accordance with the present invention.

Wherein 1, the integrated tamper head of loose sieve ramming, 2, the driving component, 3, the damping self-dust settling mechanism, 4, the hydraulic telescopic rod, 5, the supporting rod, 6, the water tank, 7, the vehicle body, 8, the roller, 9, the universal wheel, 10, the cart handle, 11, the control screen, 12, the fixed bracket, 13, the water filling port, 1001, the tamper head shell, 1002, the top cover, 10021, the upper circular hole, 10022, the upper rectangular hole, 10023, the upper central hole, 1003, the center pillar, 1004, the transmission shaft, 1005, the braking hole, 1006, the sieve stone mechanism, 10061, the shell, 10062, the bracket chute, 10063, the elastic belt, 10064, the spring pressing plate, 10065, the conveyor belt, 10066, the sieve stone plate bracket, 10067, the positioning arm, 100671, the connecting rod, 100672, the upper positioning shaft, 100673, the lower positioning shaft, 10068, the roller, 10069, the screen 100610, the bracket, 100611, the sieve stone bottom plate, 100612, the conveying motor, 1007, the soil loosening mechanism, 10071, the loose cover, 10072, the upper damping spring, 10073, gear screw, 100731, gear screw head, 100732, screw, 10074, ripper, 100741, bit mount, 100742, blade, 100743, round hole, 10075, lower hold spring, 10076, driven gear, 10077, ripper mount, 10078, bit dig, 10079, screw hole, 1008, ram, 10081, lower circular hole, 10082, lower rectangular hole, 10083, lower center hole, 1009, drive gear mount, 1010, planetary gear ring, 1011, bar, 10111, bar handle, 10112, threaded rod, 10113, nut sleeve, 10114, bar bracket, 1012, sun gear, 1013, drive gear, 2001, motor bin, 2002, heat sink, 2003, power motor, 2004, motor damper spring, 2005, motor bracket, 3001, damper bin, 3002, hydraulic ram chute, 3003, main damper spring, 3004, outlet pipe, 3005, inlet tube, 3006, water pipe, 3007, mist outlet hole, 3008 The device comprises a water outlet one-way valve 3009, a water inlet one-way valve 3010, a water inlet hose 3011, a water spraying pipe bracket 4001, a hydraulic head buckle 4002 and a sealing rubber ring.

The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention; all other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

In the description of the present invention, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate orientation or positional relationships based on those shown in the drawings, merely to facilitate description of the invention and simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention.

As shown in fig. 1, the tamper for civil construction provided by the invention comprises a soil loosening, sieving and dust settling integrated tamping mechanism, a hydraulic telescopic rod 4, a supporting rod 5, a water tank 6, a vehicle body 7, a cart handle 10 and a control screen 11, wherein the cart handle 10 is arranged at the rear of the top of the vehicle body 7, the control screen 11 is arranged at the top of the vehicle body 7, one end of the supporting rod 5 is fixed at the front part of the top of the vehicle body 7, the bottom of the other end of the supporting rod 5 is connected with the hydraulic telescopic rod 4, the middle part of the bottom of the supporting rod 5 is connected with the water tank 6, the soil loosening, sieving and dust settling integrated tamping mechanism is slidably arranged below the hydraulic telescopic rod 4, the soil loosening, sieving and dust settling integrated tamping head 1, a driving component 2 and a damping self-settling mechanism 3 are arranged at the bottom of the hydraulic telescopic rod 4, the damping self-settling mechanism 3 is connected with the driving component 2, the bottom of the driving component 2 is connected with the soil loosening, and the water tank 6 is connected with the damping self-settling mechanism 3.

The front half part of the bottom of the car body 7 is rotatably provided with a roller 8, and the rear half part of the bottom of the car body 7 is provided with universal wheels 9 responsible for steering.

As shown in fig. 15-17, a hydraulic head buckle 4001 is arranged at the bottom of the hydraulic telescopic rod 4, a sealing rubber ring 4002 is arranged at the bottom of the hydraulic telescopic rod 4, the hydraulic head buckle 4001 is in sliding connection with a damping self-dust-settling mechanism 3, the damping self-dust-settling mechanism 3 is arranged at the lower end of the hydraulic telescopic rod 4 in a sliding manner through the hydraulic head buckle 4001, the damping self-dust-settling mechanism 3 comprises a damping bin 3001, a main damping spring 3003, a water outlet pipe 3004, a water inlet pipe 3005, a water sprinkling pipe 3006, a water outlet one-way valve 3008, a water inlet one-way valve 3009 and a water inlet hose 3010, the damping bin 3001 is arranged for a cavity with an opening at the upper part, the sealing rubber ring 4002 is attached to the inner wall of the cavity of the damping bin 3001, a hydraulic head chute 3002 is arranged in the damping bin 3001 in a sliding manner, the main damping spring 3003 is arranged between the inner bottom wall of the damping bin 3001 and the bottom wall of the hydraulic telescopic rod 4, the water outlet pipe 3004 and the water inlet pipe 3005 are arranged at the bottom of the damping bin 3001 and are respectively communicated with the damping bin 3001, the water outlet one-way valve 3008 is arranged in the water outlet pipe 3004, the water spraying pipe 3006 is arranged outside the damping bin 3001 in a surrounding mode, the water outlet pipe 3004 is communicated with the damping bin 3001 and the water spraying pipe 3006, the side wall of the damping bin 3001 is provided with the water spraying pipe support 3011, the water spraying pipe 3006 is arranged on the water spraying pipe support 3011, the water spraying pipe 3006 is fixed on the outer wall of the damping bin 3001, mist making water outlet 3007 which is uniformly distributed is arranged outside the water spraying pipe 3006, the water inlet one-way valve 3009 is arranged in the water inlet pipe 3005, the water inlet hose 3010 is arranged at the tail end of the water inlet pipe 3005, the top of the water inlet hose 3010 is connected with the water tank 6, and the top of the side wall of the water tank 6 is provided with the water filling port 13.

As shown in fig. 14, the bottom of the shock-absorbing bin 3001 is connected with the driving assembly 2, a motor bracket 2005 is arranged in the driving assembly 2, the driving assembly 2 comprises a motor bin 2001, a power motor 2003 and a motor shock-absorbing spring 2004, the motor bin 2001 is arranged at the lower end of the shock-absorbing bin 3001, a heat dissipation opening 2002 is formed in the side wall of the motor bin 2001, the motor bracket 2005 is arranged inside the motor bin 2001, the power motor 2003 is fixedly arranged on the motor bracket 2005, the motor shock-absorbing spring 2004 is respectively arranged above and below the power motor 2003, and the bottom end of the motor bin 2001 is connected with a loosening, sieving and tamping integrated tamper head 1.

As shown in fig. 2-7, the integrated tamper head 1 comprises a tamper head housing 1001, a top cover 1002, a tamper plate 1008, a middle column 1003, a transmission shaft 1004, a sieve stone mechanism 1006, a scarification mechanism 1007, a driving gear 1013 and a central gear 1012, wherein the top end of the middle column 1003 is fixedly connected with the bottom end of a motor bin 2001, the transmission shaft 1004 coaxially rotates and penetrates through the center of the middle column 1003, the transmission shaft 1004 is connected with the output end of a power motor 2003, fixed brackets 12 are distributed on the circumferential array of the side wall of the motor bin 2001, the tamper head housing 1001 is arranged at the lower end of the fixed brackets 12, the tamper head housing 1001 is in a cylindrical structure penetrating up and down, a planetary gear ring 1010 is arranged at the bottom of the inner wall of the tamper head housing 1001, the top cover 1002 is in a cake-shaped structure, the top cover 1002 is rotatably arranged at the inner middle part of the tamper head housing 1001, an upper central hole 10023 is formed in the center of the top cover 1002, the middle column 1003 rotatably penetrates through the upper central hole 10023 and is arranged at the center of the tamper head housing 1001, the rammer 1008 is in a cake-shaped structure, the rammer 1008 is rotationally arranged at the bottom of the rammer head shell 1001, a lower central hole 10083 is formed in the center of the rammer 1008, soil loosening through holes penetrating up and down are formed in the rammer 1008 and the top cover 1002 and are distributed around the circumference array of the middle column 1003, stone sieving through holes penetrating up and down are formed in the rammer 1008 and the top cover 1002 and distributed around the circumference array of the middle column 1003, the soil loosening through holes comprise an upper circular hole 10021 and a lower circular hole 10081, the stone sieving through holes comprise an upper rectangular hole 10022 and a lower rectangular hole 10082, the upper circular hole 10021 and the upper rectangular hole 10022 are formed in the top cover 1002, the lower circular hole 10081 and the lower rectangular hole 10082 are formed in the rammer 1008, a driving gear 1013 is coaxially fixedly connected to the bottom end of the transmission shaft 1004, a driving gear base 1009 is coaxially fixedly connected to the bottom of the driving gear 1013 and rotationally arranged in the lower central hole 10083, the central gear 1012 is coaxially and rotatably sleeved in the middle of the middle column 1003, the scarification mechanism 1007 is arranged between the upper circular hole 10021 and the lower circular hole 10081, the stone screening mechanism 1006 is fixedly arranged between the upper rectangular hole 10022 and the lower rectangular hole 10082, the scarification mechanism 1007 and the stone screening mechanism 1006 are distributed around the circumference array of the middle column 1003 and are arranged at intervals, the stone screening mechanism 1006 is clamped between two adjacent groups of scarification mechanisms 1007, and the driving gear 1013, the planetary gear ring 1010 and the scarification mechanism 1007 form a planetary gear structure.

As shown in fig. 2, fig. 6, fig. 7 and fig. 19, a stop lever 1011 is arranged above the top cover 1002, a brake hole 1005 is arranged on the top surface of the central gear 1012, a plurality of slots distributed around the axis circumference of the central gear 1012 are arranged on the top surface of the central gear 1012 in an array, the lower end part of the stop lever 1011 penetrates through the brake hole 1005 and is slidably clamped in the slots, the stop lever 1011 comprises a stop lever handle 10111, a threaded rod 10112, a nut sleeve 10113 and a stop lever bracket 10114, the stop lever bracket 10114 is arranged on the top cover 1002, the nut sleeve 10113 is fixed above the top cover 1002, threads meshed with the threaded rod 10112 are arranged on the inner wall of the nut sleeve 10113, the threaded rod 10112 is in threaded connection with the nut sleeve 10113, the brake hole 1005 is positioned under the threaded rod 10112, the threaded rod 10112 is inserted into the slots of the central gear 1012 through rotating through the brake hole 1005, the top surface handle 10111 is arranged on the top surface of the threaded rod 10112, and the stop lever 1011 and the central gear 1012 form a lifting stop lever limiting mechanism.

As shown in fig. 5, 6, 8, 9 and 18, the soil loosening mechanism 1007 includes a soil loosening cover 10071, an upper damping spring 72, a gear screw 10073, a soil loosening blade 10074, a lower abutting spring 75, a driven gear 76 and a soil loosening base 77, the soil loosening cover 10071 is in a cake-shaped structure, the soil loosening cover 10071 is rotatably arranged in the upper circular hole 10021, the bottom of the soil loosening cover 10071 is connected with the upper damping spring 10072, the lower end of the upper damping spring 10072 is connected with the gear screw 10073, the gear screw 10073 comprises a gear screw head 100731 and a screw 100732, the gear screw head 100731 is arranged at the upper end of the screw 100732, the gear screw head 100731 is arranged in a gear shape, the soil loosening base 77 is in a cake-shaped structure, the driven gear 1008 is rotatably arranged on the upper wall of the plate 1008, the soil loosening base 10077 is fixedly connected with the bottom wall of the driven gear 76, the soil loosening base 77 is rotatably arranged in the lower circular hole 81, the soil loosening blade 74 is slidably arranged through the driven gear 76 and the bottom of the base 10077, the lower gear is in the rotation of the driving gear 3875, the driving gear is in the meshed with the driving gear 3875, and the driving gear is meshed with the driving gear is in the driving gear 3875, and the driving gear is meshed with the gear member 1001013, and the driving gear is meshed with the gear member 1013, and the driving gear is meshed with the gear member 100b.

As shown in fig. 9-10, the scarifier 10074 includes a cutter head base 100741, the cutter head base 100741 is of a circular ring structure, a circular hole 100743 is formed in the center of the cutter head base 100741, blades 100742 are distributed around the circular hole 100743 in a circumferential array on the bottom of the cutter head base 100741, the top end of the cutter head base 100741 is attached to the bottom of the gear screw head 100731, cutter head holes 10078 penetrating up and down are formed in the scarifier base 10077 and the driven gear 10076, the blades 100742 penetrate through the cutter head holes 10078 in a sliding manner, the blades 100742 are embedded with the cutter head holes 10078, screw holes 10079 penetrating up and down are formed in the centers of the scarifier base 10077 and the driven gear 10076, the screw holes 10079 are meshed with threads of the screw rod 100732, and the screw rod 100732 sequentially penetrates through the circular hole 100743 and the screw holes 10079.

As shown in fig. 11 and 12, the stone screening mechanism 1006 includes a housing 10061, a stone screening support, a conveying mechanism and a screening assembly, the housing 10061 is disposed in an up-down through cavity, the housing 10061 is fixedly disposed in the upper rectangular hole 10022, the height from the upper wall of the housing 10061 to the rammer 1008 is greater than the height from the upper wall of the top cover 1002 to the rammer 1008, the conveying mechanism is symmetrically disposed in the housing 10061, the stone screening support is slidably disposed at the bottom end of the housing 10061, the end of the stone screening support is clamped on the gear screw 10073, and the screening assembly is disposed on the stone screening support and at the lower end of the conveying mechanism.

As shown in fig. 12-13, the stone sieve support comprises a stone sieve plate support 10066, a stone sieve bottom plate 100611 and a positioning mechanism, wherein a support chute 10062 is arranged on the side wall of the housing 10061, the stone sieve plate support 10066 is arranged above the stone sieve bottom plate 100611, the positioning mechanism is arranged at the upper end of the stone sieve plate support 10066, the positioning mechanism is rotationally connected with a gear screw head 100731, and the gear screw head 100731 drives the stone sieve mechanism 1006 to move up and down synchronously with the scarifier 10074 through the positioning mechanism; the stone screening plate bracket 10066 comprises a clamping rod group symmetrically arranged on the stone screening bottom plate 100611, the clamping rod group comprises at least one clamping rod which is embedded with the bracket chute 10062, the clamping rods are slidably arranged in the bracket chute 10062, the positioning mechanisms are symmetrically arranged on two sides of the screening assembly, the positioning mechanisms comprise positioning arms 10067, connecting rods 100671 and rollers 10068, the connecting rods 100671 are arranged at the upper ends of the clamping rod group, the connecting rods 100671 are connected with a plurality of clamping rods in the clamping rod group, the positioning arms 10067 are arranged in the middle of the connecting rods 100671 and horizontally extend towards the direction of the gear screws 10073, an upper positioning shaft 100672 and a lower positioning shaft 100673 are respectively arranged on the upper side and the lower side of the tail end of the positioning arm 10067, the upper positioning shaft 100672 and the lower positioning shaft 100673 are respectively arranged above and below the gear screw heads 100731, the rollers 10068 are respectively arranged at the tail ends of the upper positioning shaft 100672 and the lower positioning shaft 100673, the axes of the rollers 10068 are vertically arranged with the axes of the gear screw heads 100731, and the thicknesses of the rollers 3768 of the tail ends of the upper positioning shafts 100672 are slightly higher than the thickness of the roller heads 3768 of the lower shafts 10038.

The screening assembly comprises a screen 10069 and a screen support 100610, the screen support 100610 is fixedly arranged above the screen stone bottom plate 100611, the screen 10069 is obliquely arranged above the screen support 100610, the screen 10069 is of a fence-shaped structure with a spacing of 70mm, and the screen 10069 is attached to the bottom wall of the conveying mechanism.

The conveying mechanism comprises an elastic belt 10063, a spring pressing plate 10064 and a conveying belt 10065, the conveying belt 10065 is fixedly arranged in a shell 10061, the elastic belt 10063 is sleeved outside the conveying belt 10065, a plurality of groups of spring pressing plates 10064 are arranged between the elastic belt 10063 and the conveying belt 10065, the moving direction of a group of conveying belts 10065 is in compliance with upward conveying of a bottom object, a conveying motor 100612 is arranged on the side wall of the shell 10061, the output end of the conveying motor 100612 is connected with the conveying belt 10065, and the conveying belt 10065 is of the prior art and is not repeated here.

In a specific implementation, when a constructor performs soil compacting operation, firstly, soil to be compacted is compacted, at this time, the rotation stop lever handle 10111 drives the threaded rod 10112 to rotate and move downwards, the threaded rod 10112 passes through the brake hole 1005 and is inserted into the slot formed at the top of the central gear 1012, the stop lever 1011 fixes the central gear 1012, then the power motor 2003 rotates forwards, the driving gear 1013, the driven gear 10076 and the planetary gear 1010 form a planetary gear structure, the driven gear 10076 drives the soil compacting mechanism 1007 to revolve around the center column 1003 and rotate under the action of the driving gear 1013 and the planetary gear 1010, the gear screw 10073 rotates under the influence of the fixed central gear 1012 and generates a speed difference with the rotation of the soil compacting mechanism 1007, the gear screw 10073 rotates downwards relative to the soil compacting mechanism and is screwed into the screw 10079, the gear screw head 100731 presses down the soil compacting knife 74, the soil compacting spring 10075 stretches out from the bottom of the soil compacting head 1 through the cutter bit hole 10078, the lower pressing spring 10075 enables the driving motor 10074 to rotate around the center column 1003, the gear screw 10073 rotates around the rotation stop lever mechanism is driven by the rotation stop lever handle 10073, and the rotation stop lever is carried out along with the rotation stop lever mechanism 10073, and the rotation stop mechanism is not influenced by the rotation of the rotation stop lever mechanism 10073, and the rotation stop lever mechanism is driven by the rotation of the gear screw 10073 around the rotation of the center gear 10173, and the rotation stop lever is driven by the rotation of the gear driving mechanism is moved along with the rotation of the screw hole by the rotation of the screw hole of the screw driving lever driving mechanism through the driving gear hole 10078, and the driving lever is driven by the rotation, and the rotation is driven by the rotation, and is stretched.

Restarting the force motor 2003 and starting the transfer motor 100612, at which time the tamper enters a loosener and stone screening mode for loosener and stone screening operations; under the drive of a power motor 2003, a soil loosening knife 10074 revolves around a driving gear 1013 and rotates, multi-azimuth comprehensive soil loosening treatment is carried out, a rammer 1008 and a top cover 1002 are driven to synchronously rotate around a middle column 1003 when the soil loosening mechanism 1007 revolves, a rammer 1008 and the top cover 1002 drive a stone screening mechanism 1006 to revolve around the middle column 1003, stones larger than 70mm are filtered while loosening soil along with the rotation of the stone screening mechanism 1006, stones larger than 70mm are pushed to be driven upwards to the lower part of a conveying mechanism along with the screen 10069, stones larger than 70mm are driven upwards to the upper part of the top cover 1002 under the action of two groups of symmetrically arranged conveying mechanisms, a spring pressing plate 10064 pushes an elastic belt 10063 to be clung to the upper wall of the screen 10069 and drives the stones on the screen 10069 to be conveyed between the two groups of conveying mechanisms, and the screened stones are collected in a rammer head shell 1001 and above the top cover 1002.

The staff promotes this rammer slowly forward, carries out abundant looseness and sieve stone to required region, simultaneously under cylinder 8's effect, through the gravity to just loose soil and sieve stone finish the soil carry out first time and flatten, can effectively reduce universal wheel 9 and the extrusion destruction that causes the soil that loosens when operating personnel pass through, guarantee simultaneously that the rammer steadily advances and works.

After the soil loosening and stone screening work is finished, the power motor 2003 is stopped, stones screened out from the top cover 1002 are taken out, the stop lever 1011 is reinserted into the slot, the power motor 2003 is controlled to rotate reversely, the soil loosening knife 10074 and the stone screening mechanism 1006 are reset, and after the reset is finished, the tamper enters a soil tamping mode.

During soil compacting operation, a worker pulls the tamper backwards to compact the soil which is just improved, controls the hydraulic telescopic rod 4 to stretch, the hydraulic telescopic rod 4 pulls up the loose-screen tamper-integrated tamper head 1 through the hydraulic head buckle 4001 and then pushes down the loose-screen tamper-integrated tamper head 1 to perform soil compacting operation, the main damping spring 3003 is used for transmitting lower pressure to the loose-screen tamper-integrated tamper head 1 when the hydraulic telescopic rod 4 stretches, the damping bin 3001 is filled with water in an initial state, the sealing rubber ring ensures the tightness in the damping bin 3001 to prevent water leakage in the damping bin 3001, when soil compacting is performed, the main damping spring 3003 is pressed down by the hydraulic telescopic rod 4, the water in the damping bin 3001 is pressurized by the bottom end of the hydraulic telescopic rod 4, the water inlet one-way valve 3009 is closed at the moment, the water outlet one-way valve 3008 is opened, water in the damping self-dust falling mechanism 3 is sprayed out through the mist outlet 3007 on the wall of the water pipe 3006 through the water outlet pipe 3004, spraying water mist for one circle of the tamper is dusted, meanwhile, the main damping spring 3003 and water in the damping bin 3001 can also carry out damping buffering on the reverse acting force generated by the tamper head 1 of the tamper body, when the hydraulic telescopic rod 4 contracts and moves upwards, the bottom end of the hydraulic telescopic rod 4 moves upwards along the damping bin 3001 under the gravity action of the tamper head 1 of the tamper body, so that negative pressure is generated in the damping bin 3001 and influenced by the negative pressure, the water outlet one-way valve 3008 is closed, the water inlet one-way valve 3009 is opened and pumps water from the water tank 6 through the negative pressure to supplement water for the self-damping dust-settling mechanism 3, and the design of the self-damping dust-settling mechanism 3 can effectively save water and avoid the influence on the quality of the tamped foundation due to overlarge soil humidity caused by excessive water sprinkling.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

The invention and its embodiments have been described above with no limitation, and the actual construction is not limited to the embodiments of the invention as shown in the drawings. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical solution should not be creatively devised without departing from the gist of the present invention.

Claims

1. The utility model provides a tamper for civil construction, includes bracing piece (5), automobile body (7) and hydraulic telescoping rod (4), its characterized in that: one end of the supporting rod (5) is fixedly arranged at the top of the vehicle body (7), the hydraulic telescopic rod (4) is arranged at the bottom wall of the other end of the supporting rod (5), the bottom end of the hydraulic telescopic rod (4) is provided with a soil loosening, sieving and dust settling integrated ramming mechanism, the hydraulic telescopic rod (4) is in sliding connection with the soil loosening, sieving and dust settling integrated ramming mechanism, a water tank (6) is arranged below the supporting rod (5), and a roller (8) is arranged at the front section of the bottom of the vehicle body (7);

the soil loosening, screening and dust falling integrated ramming mechanism comprises a soil loosening, screening and ramming integrated ramming head (1), a driving assembly (2) and a damping and self-dust falling mechanism (3), wherein the damping and self-dust falling mechanism (3) is arranged at the bottom of the hydraulic telescopic rod (4) in a sliding manner, the driving assembly (2) is arranged at the bottom of the damping and self-dust falling mechanism (3), and the soil loosening, screening and ramming integrated ramming head (1) is arranged at the bottom of the driving assembly (2);

the integrated tamper head (1) comprises a sieve stone mechanism (1006), a loosening mechanism (1007), a tamper head shell (1001), a tamper plate (1008), a center column (1003), a driving gear (1013) and a lifting limiting mechanism, wherein a fixed support (12) is distributed on the side wall of the driving assembly (2) in a circumferential array manner, the tamper head shell (1001) is arranged at the lower end of the fixed support (12), the tamper head shell (1001) is of a cylindrical structure which penetrates up and down, a planet toothed ring (1010) is arranged at the bottom of the inner wall of the tamper head shell (1001), the tamper plate (1008) is rotatably arranged at the inner bottom of the tamper head shell (1001), a top cover (1002) is rotatably arranged at the inner middle part of the tamper head shell (1001), the top end of the center column (1003) is fixedly connected with the bottom wall of the driving assembly (2) and the middle part of the driving gear (1013) is rotatably arranged through the top cover (1002), a vertically penetrating through hole for loosening soil is formed in the tamper plate (1008) and the top cover (1002), a vertically penetrating stone through hole is formed in the tamper plate (1008) and the top cover (1002), a transmission shaft part of the center column (1003) is rotatably arranged on the transmission shaft part and penetrates through the transmission shaft (1004) and penetrates through the bottom of the top cover (1002) and is coaxially arranged at the bottom of the tamper plate (2) and is fixedly connected with the driving assembly (1007), the stone screening mechanism (1006) is arranged in the stone screening through hole, the driving gear (1013), the soil loosening mechanism (1007) and the planetary gear ring (1010) are meshed with each other to form a planetary gear structure, the lifting limiting mechanism is arranged on the middle column (1003) and the top cover (1002), and the lifting limiting mechanism is in transmission connection with the soil loosening mechanism (1007);

The lifting limiting mechanism comprises a central gear (1012) and a stop lever (1011), wherein the central gear (1012) is coaxially arranged in the middle of a middle column (1003), the stop lever (1011) is arranged above a top cover (1002), a plurality of slots distributed around the circumferential array of the axis of the central gear (1012) are arranged on the top surface of the central gear (1012), the stop lever (1011) is slidably clamped in the slots, the soil loosening through holes and the sieve stone through holes are arranged at intervals, the stop lever (1011) comprises a stop lever handle (10111), a threaded rod (10112), a nut sleeve (10113) and a stop lever bracket (10114), the nut sleeve (10113) is fixed on the top cover (1002) by the stop lever bracket (10114), threads meshed with the threaded rod (10112) are arranged on the inner wall of the nut sleeve (10113), the threaded rod (10112) is in threaded connection with the nut sleeve (10113), the stop lever handle (10111) is arranged on the top end of the threaded rod (10112), and the top cover (1002) is provided with a brake hole (1005) and the brake hole (1005) is arranged under the threaded rod (10112).

The soil loosening mechanism (1007) comprises a soil loosening cover (10071), an upper damping spring (10072), a gear screw (10073), a soil loosening knife (10074), a driven gear (10076) and a soil loosening base (10077), wherein the soil loosening cover (10071) is rotationally arranged in a soil loosening through hole of the top cover (1002), the bottom of the soil loosening cover (10071) is connected with the upper damping spring (10072), the lower end of the upper damping spring (10072) is connected with the gear screw (10073), the gear screw (10073) comprises a gear screw head (100731) and a screw rod (100732), the gear screw head (100731) is arranged at the upper end of the screw rod (100732), the gear screw head (100731) is in a gear shape, the soil loosening base (10077) is in a cake-shaped structure, the driven gear (10076) is rotationally arranged on the upper wall of the plate (1008), the soil loosening base (10077) is coaxially fixedly arranged on the bottom wall of the driven gear (10076), and the soil loosening base (10077) is rotationally arranged in the soil loosening through hole of the plate (1008);

The utility model provides a soil loosening blade (10074) slip runs through driven gear (10076) and soil loosening base (10077) and rotates with gear screw (10073) and be connected, soil loosening base (10077) open at driven gear (10076) center has screw (10079) of running through from top to bottom, screw rod (100732) slip runs through soil loosening blade (10074) and with screw (10079) threaded connection, gear screw head (100731) and sun gear (1012) meshing, driven gear (10076) and driving gear (1013) meshing, driven gear (10076) and planet ring (1010) meshing.

2. The tamper for civil construction according to claim 1, wherein: the top cap (1002) center is opened has last centre hole (10023), and center pillar (1003) rotates and runs through centre hole (10023), it has lower centre hole (10083) to open at ram (1008) center, and the through-hole that loosens the soil distributes around center pillar (1003) circumference array, the sieve stone through-hole distributes around center pillar (1003) circumference array, the coaxial rigid coupling in driving gear (1013) bottom is equipped with driving gear base (1009), driving gear base (1009) rotate and locate in lower centre hole (10083).

3. The tamper for civil construction according to claim 2, wherein: the utility model provides a scarifier blade (10074) includes tool bit base (100741), blade (100742) and round hole (100743), round hole (100743) are seted up in tool bit base (100741) center, round hole (100743) and screw (10079) are passed in proper order to screw (100732), tool bit base (100741) bottom is located around round hole (100743) circumference array distribution to blade (100742), tool bit base (100741) top laminating gear screw head (100731) bottom, the cover is equipped with down tight spring (10075) on screw (100732), down tight spring (10075) are located between tool bit base (100741) and driven gear (10076), tool bit hole (10078) run through from top to bottom are equipped with on pine soil base (10077) and driven gear (10076), in tool bit hole (10078) are run through in the slip of blade (100742), and blade 100742) gomphosis with tool bit hole (10078).

4. A tamper for civil construction according to claim 3, wherein: the stone screening mechanism (1006) comprises a shell (10061), a stone screening support, a conveying mechanism and a screening component, wherein the shell (10061) is arranged in a vertically-through cavity, the shell (10061) is fixedly arranged in a stone screening through hole of the top cover (1002), the height from the shell (10061) to the rammer board (1008) is larger than that from the top cover (1002) to the rammer board (1008), the conveying mechanism is arranged in the shell (10061), the stone screening support is slidably arranged at the bottom end of the shell (10061), the stone screening support is slidably arranged in the stone screening through hole of the rammer board (1008), the end part of the stone screening support is clamped on a gear screw (10073), and the screening component is arranged on the stone screening support and at the lower end of the conveying mechanism.

5. The tamper for civil construction of claim 4, wherein: the stone screening support comprises a stone screening plate support (10066), a stone screening bottom plate (100611) and a positioning mechanism, a support chute (10062) is formed in the side wall of the shell (10061), the stone screening plate support (10066) is arranged above the stone screening bottom plate (100611), the positioning mechanism is arranged at the upper end of the stone screening plate support (10066), the positioning mechanism is rotationally connected with a gear screw head (100731), and the gear screw head (100731) drives the stone screening support to synchronously move up and down along with a scarifier blade (10074) through the positioning mechanism;

the utility model provides a sieve stone board support (10066) is including the card pole group of symmetry setting on sieve stone bottom plate (100611), card pole group includes at least one card pole, card pole and support spout (10062) gomphosis, the card pole slides and locates in support spout (10062), screening subassembly both sides are located to positioning mechanism symmetry, positioning mechanism includes locating arm (10067), connecting rod (100671) and gyro wheel (10068), card pole group upper end is located to connecting rod (100671), a plurality of card poles in connecting rod (100671) connect card pole group, locating arm (10067) locate connecting rod (100671) centre and level to gear screw (10073) extend, the upper and lower both sides of locating arm (10067) end are equipped with locating shaft (100672) and lower locating shaft (100673) respectively, upper locating shaft (100672) and lower locating shaft (100673) locate the top and the below of gear screw head (100731) respectively, upper locating shaft (100672) and lower locating shaft (3832) are equipped with the terminal shaft (3768) of gear head (37) and the terminal shaft (37) of roller (37) of being equipped with the axle (37) of the axle (37) is located between the high position of roller (3768) of roller (3765) of the axle (3768).

6. The tamper for civil construction of claim 5, wherein: the screening assembly comprises a screen (10069) and a screen support (100610), the screen support (100610) is fixedly arranged above a screen stone bottom plate (100611), the screen (10069) is arranged above a screen support (100610), the screen (10069) is of a fence-shaped structure, and the screen (10069) is attached to the bottom wall of the conveying mechanism;

the conveying mechanism comprises an elastic belt (10063), a spring pressing plate (10064) and a conveying belt (10065), the conveying belt (10065) is fixed in a shell (10061), the elastic belt (10063) is sleeved outside the conveying belt (10065), multiple groups of spring pressing plates (10064) are arranged between the elastic belt (10063) and the conveying belt (10065), conveying motors (100612) are arranged on the side walls of the shell (10061), and the output ends of the conveying motors (100612) are connected with the conveying belt (10065).

7. The tamper for civil construction of claim 6, wherein: the hydraulic telescopic rod (4) bottom is equipped with hydraulic head buckle (4001) and sealed rubber ring (4002), hydraulic head buckle (4001) and shock attenuation are from dust fall mechanism (3) sliding connection, shock attenuation is from dust fall mechanism (3) through hydraulic head buckle (4001) sliding arrangement hydraulic telescopic rod (4) lower extreme, shock attenuation is from dust fall mechanism (3) including shock attenuation storehouse (3001), main damping spring (3003), outlet pipe (3004), inlet tube (3005), sprinkler pipe (3006), play water check valve (3008), inlet water check valve (3009) and inlet tube (3010), shock attenuation storehouse (3001) are the tubular structure of top opening, sealed rubber ring (4002) are laminated with shock attenuation storehouse (3001) cavity inner wall, the inside hydraulic head spout (3002) that opens of shock attenuation storehouse (3001), hydraulic head buckle (4001) sliding connection is located in hydraulic head spout (3002), main damping spring (3003) are located in storehouse (3001) center, in-seat and water outlet pipe (3004) are located in the shock attenuation storehouse (3001) and are located in a week, and the outlet pipe (3004) is located in the shock attenuation storehouse (3001) is located in a week and is connected with the outlet pipe (3001), outlet pipe (3004) intercommunication shock attenuation storehouse (3001) and watering pipe (3006), shock attenuation storehouse (3001) lateral wall is equipped with watering pipe support (3011), watering pipe support (3011) are fixed in shock attenuation storehouse (3001) outer wall with watering pipe (3006), watering pipe (3006) outside is equipped with evenly distributed's fog apopore (3007) that makes, in inlet tube (3005) were located to water check valve (3009), inlet tube (3005) are terminal in inlet tube (3010), water tank (6) are connected at inlet tube (3010) top.

8. The tamper for civil construction of claim 7, wherein: the driving assembly (2) comprises a motor bin (2001), a power motor (2003), a motor support (2005) and a motor damping spring (2004), wherein a heat dissipation opening (2002) is formed in the motor bin (2001), the motor support (2005) is arranged inside the motor bin (2001), the power motor (2003) is fixed by the motor support (2005), the motor damping spring (2004) is arranged above and below the power motor (2003) respectively, the bottom end of the motor bin (2001) is connected with a loosening, sieving and tamping integrated tamper head (1), and the output end of the power motor (2003) is connected with a transmission shaft (1004).