CN114213091B

CN114213091B - Mixed soil for repairing adobe ancient building wall and process

Info

Publication number: CN114213091B
Application number: CN202210162344.7A
Authority: CN
Inventors: 王明超
Original assignee: Shandong Jianzhu University
Current assignee: Shandong Jianzhu University
Priority date: 2022-02-22
Filing date: 2022-02-22
Publication date: 2022-05-06
Anticipated expiration: 2042-02-22
Also published as: CN114213091A

Abstract

The invention discloses mixed soil for repairing a soil blank ancient building wall and a process thereof, which relate to the technical field of buildings, and have the technical scheme that the mixed soil comprises filling layer soil, plastering layer soil and decorative layer soil; the filling layer soil is formed by mixing clay, lime powder, cement and fiber, and the monomer length of the fiber in the filling layer soil is more than or equal to 10 cm; the plastering layer soil is formed by mixing cement and lime powder; the decorative layer soil is formed by mixing white cement, outer wall waterproof glue, white latex, fiber and perlite powder. The invention has the beneficial effects that: the mixed soil for repairing the wall and the wall repairing process can enable the repaired ancient building adobe wall to be brand-new, the regional characteristics are prominent, the white wall has excellent hand feeling and texture, and the attractiveness is excellent. The cured outer wall has excellent hardness, the building structure is more stable, the heat preservation effect and the moisture-proof effect are better, and the outer wall is more resistant to erosion and corrosion of rainwater. And the second independent painting of the exterior wall coating is not needed, so that the material is saved.

Description

Mixed soil for repairing adobe ancient building wall and process

Technical Field

The invention relates to the technical field of buildings, in particular to a mixed soil for repairing a soil blank ancient building wall and a process thereof.

Background

The Shandong civil house building has a distinct characteristic in the yellow river basin, and the clay piled in the yellow river plain is the best building material, has excellent heat preservation performance, and is warm in winter and cool in summer. Local people combine stone, soil, wood, straw and the like to obtain local materials, the stone is used as a foundation, the stone or the wood is used as a constructional column, then adobes are used for filling a wall body, and finally white lime is brushed on the outer wall to form a special Shandong folk house style, so that a large number of adobe house old buildings are reserved at present. The adobe is prepared by mixing clay and wheat straw with water, stirring, treading with foot to obtain clay, molding, and sun drying.

The existing method for repairing the adobe wall of the old house is to shovel off adobe on the surface layer, so that the wall body becomes thinner, and a single row of bricks are built outside. The appearance is good, but the brick and adobe are unsuitable in structure, and after a long time, the adobe continues to age and fall off, and the outer wall brick can be washed down in case of rain, so that the house collapses.

Disclosure of Invention

In order to better protect ancient buildings of Shandong nationality, the original house building style is reserved. The invention provides the mixed soil and the process for repairing the wall body of the adobe building, which not only improve the performance of the building construction, but also meet the living conditions of modern people.

The technical scheme is that the soil comprises filling layer soil, plastering layer soil and decorative layer soil;

the filling layer soil is formed by mixing clay, lime powder, cement and fiber, and the monomer length of the fiber in the filling layer soil is more than or equal to 10 cm;

the plastering layer soil is formed by mixing cement and lime powder;

the decorative layer soil is formed by mixing white cement, outer wall waterproof glue, white latex, fiber and perlite powder.

Preferably, the coating also comprises spraying coating soil, wherein the spraying coating soil is formed by mixing refined clay, white latex and outer wall waterproof glue; and refining the clay, namely screening the clay with smaller particles.

The spraying coating soil also comprises fiber substances, wherein the fiber substances comprise 1 part by weight of refined clay, 1 part by weight of fiber substances, 6-10 parts by weight of white latex and 2-4 parts by weight of outer wall waterproof glue, and the monomer length of the fiber substances in the spraying coating soil is 2-3 cm.

The refined clay is used as an additive of the spraying layer, and can have better adhesion and combination effects on the soil wall of the historic building. And the refined clay is added in the white latex and the outer wall waterproof glue of the spraying layer, and the spraying layer surface formed in the wall body repairing work has granular feeling due to the refined clay, so that the filling layer soil is more favorably attached to the wall body spraying layer. And to the original crack of wall body, increase and refine the clay, also can play certain restoration filling effect after the spraying.

Preferably, the filling layer soil is formed by mixing 10 parts by weight of clay, 1-2 parts by weight of lime powder, 1-2 parts by weight of cement and 2-4 parts by weight of fiber, and the monomer length of the fiber in the filling layer soil is more than or equal to 10 cm.

Preferably, the plastering soil is formed by mixing 2-4 parts by weight of cement and 1-2 parts by weight of lime powder.

Preferably, the length of the monomer of the fiber in the decorative layer soil is 2-3 cm; the decorative layer soil also comprises color paste;

the decorative layer soil comprises 1-3 parts by weight of white cement, 1-2 parts by weight of outer wall waterproof glue and 0.5-1 part by weight of white latex.

The fiber monomer can be selected from straw, hemp knife, etc.

The process for repairing the wall body of the adobe ancient building uses the mixed soil and comprises the following steps:

s1, processing the outer skin of the building wall body needing to be repaired, and cleaning the inner and outer skins to be peeled off to the standard that the outer skin does not fall off any more;

s2, driving wedges into the surface of the wall body processed in the step S1, wherein the wedges are distributed in a rectangular array, and the reserved length of the wedges outside the wall body corresponds to the thickness of a wall skin to be repaired;

s3, uniformly mixing the spraying coating soil into slurry, spraying and covering the wall surface treated in the S2, and waiting for the sprayed surface layer to be completely dried and solidified;

s4, taking filling layer soil, adding water, mixing into mud, smearing the prepared filling layer soil on the wall, enabling the smearing surface to be flush with the outer end surface of the wedge, and waiting for the surface layer of the wall to be cured after smearing is finished; where the surface layer is cured, perhaps for two to three days, the fill layer soil is 80% cured, at which point the surface layer has substantially completely cured, and the subsequent steps can be performed.

S5, paving glass fiber mesh cloth on the outer side of the wall surface solidified in the S4, taking the plastering layer soil, adding water to prepare paste, namely putty paste, smearing the prepared plastering layer soil to cover the glass fiber mesh cloth, wherein the thickness of the glass fiber mesh cloth and the plastering layer soil after smearing is 0.5cm-1 cm; leveling the coated layer;

after the coating of the plastering layer soil is completely dried and solidified, carrying out the next step;

the wall plastering layer is required to be completely dried and then the next step is carried out, so that the capillary cracks of the plastering layer can be avoided, and when the wall plastering layer is completely dried, if the cracks appear, the wall plastering layer is decorated and plastered again to repair the capillary cracks, so that the probability of the occurrence of the capillary cracks after the follow-up repair is reduced.

S6, mixing and stirring white cement and the outer wall waterproof glue, then sequentially adding white latex, fiber and perlite powder, and uniformly stirring into paste to be used as decorative layer soil;

and (3) coating the prepared decorative layer soil on the wall surface treated by the S5, leveling to ensure that the wall surface is smooth, and finishing the wall body repair after waiting for drying.

Preferably, the wedge used in S2 is made of wood and is soaked with an anti-corrosive paint.

Preferably, the wedge used in S2 has a cross section of 2cm by 3cm and a length of 15-25cm, and the end driven into the wall is a tip;

and when the wedge is driven in the S2, the driving depth of the wedge is adjusted according to the wall feedback force at the position of the driven wedge, excessive force cannot be applied, the damage to the inner wall is avoided, and after the driving of the wedge is finished, the length of the wedge left on the outer side of the wall is trimmed, so that the outer ends of all wedges are positioned on the same vertical plane.

A wall body repairing device is applied to the repairing process of the adobe ancient building wall body, and comprises a rail which is vertically arranged, wherein the rail is connected with a plurality of bearing frames in a sliding mode, and the bearing frames are used for bearing wedges;

the track is also connected with a pushing unit and a cutting unit in a sliding manner; the pushing unit comprises a horizontally moving push plate, and the moving direction of the push plate is parallel to the long axis direction of the wedge;

the tip of the wedge is taken as the front end, the other end of the wedge is taken as the tail end, and the maximum moving distance of the push plate towards the tail end direction of the wedge is greater than the length of the tail end which is left when the wedge is positioned in the bearing frame;

the cutting unit comprises a cutting saw which is horizontally arranged and reciprocates, and the projection of the movement direction of the cutting saw and the movement direction of the push plate on the horizontal plane is in a cross shape.

Preferably, the pushing unit comprises a sliding frame, and the whole pushing unit is connected with the track in a sliding mode through the sliding frame; the push plate is arranged on the push frame, and the push frame is connected with the sliding frame and moves in the horizontal direction;

a through hole is formed in a plate body of the push plate, a vibrating block is connected in the through hole in a sliding mode, a vibrating motor is arranged in the vibrating block, a limiting plate is fixedly arranged on one side, away from the track, of the vibrating block, and the limiting plate is connected with the push plate through a spring;

the area of the vibrating block is larger than the longitudinal section of the wedge;

orbital one side is kept away from to the push pedal sets up the spacer pin, and the vibrating mass sets up pressure sensor towards one side of wedge, the spacer pin is the electromagnetism round pin, and the vibrating mass downside corresponds the spacer pin is provided with the pinhole, the electricity is connected between pressure sensor and the spacer pin, forms control circuit.

Threaded holes are symmetrically formed in two sides of the frame body of the sliding frame, the pushing frame is rotatably provided with two lead screws corresponding to the two threaded holes, each lead screw corresponds to a lead screw motor and is driven to rotate by the lead screw motor; the two screw rods are driven to rotate by the screw rod motor, and the screw rods drive the pushing frame to move horizontally, so that the pushing plate pushes the wedges to be driven into the wall body.

Preferably, the top end of the track is rotatably connected with a rotating roller, the rotating roller is coaxially and fixedly connected with a motor shaft of a rotating roller motor, and the rotating roller is connected with the pushing unit and the cutting unit through a pull rope.

Preferably, adjacent carriers are connected by a stretching unit, and the stretching unit drives the carriers to slide along the rails; the stretching unit comprises a plurality of strip-shaped air bags, two adjacent bearing frames are connected through the strip-shaped air bags, and the interiors of the strip-shaped air bags are communicated with each other; the stretching unit is provided with an air inlet and an air outlet corresponding to the strip-shaped air bags, and the air inlet and the air outlet are connected with an air tap of the air pump through an air path;

the wood filling device is characterized by further comprising a filling unit, wherein the filling unit comprises a fixedly arranged feeding slide way, feeding wheels are symmetrically arranged on two sides of the feeding slide way, the feeding wheels are friction wheels, the material used by the device is strip-shaped wood, the feeding slide way is a strip-shaped channel corresponding to the material, and the feeding wheels on two sides rotate to push the wood, so that the material is supplied;

the filling unit is close to orbital one end is provided with the cutting unit, the cutting unit includes three saw sword, and wherein two saw swoves set up relatively, and form the contained angle for cut out the tip part of wedge, another saw sword corresponds the tail end of wedge, is used for cutting the wedge of cutting the tip from timber.

The technical scheme provided by the embodiment of the invention has the following beneficial effects: the mixed soil for repairing the wall and the wall repairing process can enable the repaired ancient building adobe wall to be brand-new, the regional characteristics are prominent, the white wall has excellent hand feeling and texture, and the attractiveness is excellent. The cured outer wall has excellent hardness, the building structure is more stable, the heat preservation effect and the moisture-proof effect are better, and the outer wall is more resistant to erosion and corrosion of rainwater. And the second independent painting of the exterior wall coating is not needed, so that the material is saved.

Drawings

Fig. 1 is a reference diagram of the working state of embodiment 3 of the present invention.

Fig. 2 is a schematic structural diagram of embodiment 3 of the present invention.

Fig. 3 is a partially enlarged view a of fig. 2.

Fig. 4 is a partial enlarged view of C of fig. 3.

Fig. 5 is a partially enlarged view B of fig. 2.

Fig. 6 is a schematic diagram showing the distribution of the saw blade positions of the cutting unit in embodiment 3 of the present invention.

Fig. 7 is a schematic view showing a loading frame in an unfolded state according to embodiment 3 of the invention.

Fig. 8 is a partial enlarged view D of fig. 7.

Fig. 9 is a schematic view of a carrier in a gathered state according to embodiment 3 of the invention.

Fig. 10 is an enlarged view of part E of fig. 9.

Wherein the reference numerals are: 100. a wedge; 1. a track; 101. rotating the roller; 102. pulling a rope; 2. a carrier; 201. a stretching unit; 202. a slider; 203. a support frame; 3. a pushing unit; 301. pushing the plate; 302. a carriage; 303. a pushing frame; 304. a screw rod; 305. vibrating the block; 306. a limiting plate; 4. a cutting unit; 401. cutting off the saw; 5. a filling unit; 51. a feed chute; 52. a feed wheel; 6. a cutting unit; 7. a lifting mechanism; 71. a hydraulic lever; 72. and (5) a hoop frame.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. Of course, the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It should be noted that the embodiments and features of the embodiments of the present invention may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings, which are merely for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be construed as limiting the invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the invention, the meaning of "a plurality" is two or more unless otherwise specified.

In the description of the invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "disposed" are to be construed broadly, e.g. as being fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the creation of the present invention can be understood by those of ordinary skill in the art through specific situations.

Example 1

The invention provides mixed soil for repairing a soil blank ancient building wall, which comprises filling layer soil, plastering layer soil and decorative layer soil;

the plastering layer soil is formed by mixing cement and lime powder;

The coating soil also comprises spraying coating soil, wherein the spraying coating soil comprises 1 part by weight of refined clay, 1 part by weight of fiber, 10 parts by weight of white latex and 2-4 parts by weight of outer wall waterproof glue, and the monomer length of the fiber in the spraying coating soil is 2-3 cm.

The refined clay is used as an additive of a spraying layer, and can have better adhesion and combination effects on the soil wall of the historic building. And the refined clay is added in the white latex and the outer wall waterproof glue of the spraying layer, and the spraying layer surface formed in the wall body repairing work has granular feeling due to the refined clay, so that the filling layer soil is more favorably attached to the wall body spraying layer.

The filling layer soil is formed by mixing 10 parts by weight of clay, 1 part by weight of lime powder, 1 part by weight of cement and 3 parts by weight of fiber.

The plastering subsoil is formed by mixing 3 parts by weight of No. 325 cement and 1 part by weight of lime powder.

The length of the single body of the fiber in the decorative layer soil is 2-3 cm; the decorative layer soil also comprises color paste;

the decorative layer soil comprises 1 weight part of white cement, 1 weight part of outer wall waterproof glue and 1 weight part of white latex.

The fibrous material is rice straw or hemp knife.

Example 2

On the basis of embodiment 1, the invention provides a repairing process of an adobe ancient building wall, which adopts the mixed soil and comprises the following steps:

s4, taking filling layer soil, adding water, mixing into mud, smearing the prepared filling layer soil on the wall, enabling the smearing surface to be flush with the outer end surface of the wedge, and waiting for the surface layer of the wall to be cured after smearing is finished; where the surface layer is cured, perhaps for two to three days, the fill layer soil is 80% cured, at which point the surface layer has substantially completely cured, and the subsequent steps can be performed. The mixing proportion of the filling layer soil can be selected from that 5-10 kg soil is mixed with 100L water, and the mixture is prepared into mud according to the actual situation on site and the experience of workers.

S5, paving glass fiber mesh cloth on the outer side of the wall surface solidified in the S4, taking plastering layer soil, adding water to prepare paste, namely putty paste, smearing and covering the glass fiber mesh cloth with the prepared plastering layer soil, wherein the thickness of the glass fiber mesh cloth and the plastering layer soil after smearing is 1 cm; leveling the coated layer; the weight ratio of the plastering layer soil to the water can be 1 to 1, and the condition of the putty paste is also used according to the actual situation on site and the experience of workers.

The wedge used in S2 is made of flitch, and is soaked with an anticorrosive paint. The section of the wedge is 2cm by 3cm, the length of the wedge is 20cm, and one end of the wedge driven into the wall is a tip; the driving depth of the wedge is adjusted according to the wall body feedback force of the position of the driven wedge when the wedge is driven, and after the wedge is driven, the length of the wedge left on the outer side of the wall body is trimmed, so that the outer ends of all the wedges are located on the same vertical plane.

Because this scheme is mainly applied to and restores ancient building wall body, and ancient building wall body is difficult to ensure its inside concrete structural situation, if squeeze into the wedge in all positions of wall body by force, then probably because this means of restoration leads to the unpredictable damage to appear in the wall body on the contrary, so when the wedge is beaten, according to the concrete degree of feedback that the position wedge receives of beating in the depth of adjusting the beating.

Example 3

Referring to fig. 1 to 10, on the basis of the above embodiments, the present invention provides a wall repair device, which is applied to the above process for repairing adobe ancient building walls, and includes a rail 1 vertically arranged, the rail 1 is slidably connected to a plurality of bearing frames 2, and the bearing frames 2 are used for bearing wedges 100;

the track 1 is also connected with a pushing unit 3 and a cutting unit 4 in a sliding manner; the pushing unit 3 comprises a pushing plate 301 which moves horizontally, and the moving direction of the pushing plate 301 is parallel to the long axis direction of the wedge 100;

the tip of the wedge 100 is taken as the front end, the other end is taken as the tail end, and the maximum moving distance of the push plate 301 towards the tail end direction of the wedge 100 is larger than the length of the tail end which is left when the wedge 100 is positioned in the bearing frame 2;

the cutting unit 4 includes a horizontally disposed cutting saw 401 that reciprocates, and a projection of a movement direction of the cutting saw 401 and a movement direction of the pusher plate 301 on a horizontal plane is in a cross shape. The cutoff saw 401 may be a conventional electric saw of a saw blade type which reciprocates linearly.

The pushing unit 3 comprises a sliding frame 302, and the whole pushing unit 3 is connected with the track 1 in a sliding mode through the sliding frame 302; the push plate 301 is arranged on the push frame 303, and the push frame 303 is connected with the sliding frame 302 and moves in the horizontal direction;

a through hole is formed in the plate body of the push plate 301, a vibrating block 305 is connected in the through hole in a sliding mode, a vibrating motor is arranged in the vibrating block 305, a limiting plate 306 is fixedly arranged on one side, away from the track 1, of the vibrating block 305, and the limiting plate 306 is connected with the push plate 301 through a spring;

the area of the seismic mass 305 is greater than the longitudinal section of the wedge;

one side that track 1 was kept away from to push pedal 301 sets up the spacer pin, and vibrating mass 305 sets up pressure sensor towards one side of wedge 100, and the spacer pin is the electromagnetism round pin, and vibrating mass 305 downside corresponds the spacer pin and is provided with the pinhole, and the electricity is connected between pressure sensor and the spacer pin, forms control circuit.

Threaded holes are symmetrically formed in two sides of the frame body of the sliding frame 302, two screw rods 304 are rotatably arranged on the pushing frame 303 corresponding to the two threaded holes, and each screw rod 304 corresponds to a screw rod motor and is driven to rotate by the screw rod motor; two screw rods 304 are driven to rotate by a screw rod motor, the screw rods 304 drive the pushing frame 303 to move, and therefore the pushing plate 301 pushes the wedges 100 to be driven into the wall.

The initial state is that the vibrating mass 305 remains motionless under the limiting action of the limiting pin, the pushing force to the wedge 100 is formed along with the movement of the pushing plate 301, and the vibrating mass 305 transmits the vibrating force to the wedge 100 in the pushing process, so that the wedge 100 is more easily pushed into the wall under the vibrating effect. According to the feedback of the pressure sensor, when the resistance borne by the wedge 100 reaches a preset value, the limiting pin is retracted, at the moment, under the limitation of the position of the wedge 100, the vibrating block 305 moves with the push plate 301 due to the fact that the limiting is removed, the wedge 100 cannot be pushed forcibly, and therefore the ancient building wall is prevented from being damaged rigidly.

The top end of the track 1 is rotatably connected with a rotating roller 101, the rotating roller 101 is coaxially and fixedly connected with a motor shaft of a rotating roller motor, and the rotating roller 101 is connected with the pushing unit 3 and the cutting unit 4 through a pull rope 102.

The pulling rope 102 is retracted and released through the rotation of the rotating roller 101, when the wedge 100 is pushed to be in place, the rotating roller motor drives the rotating roller 101 to take up the wire, the pushing unit 3 is located above the pushed wedge 100 after moving upwards, and the cutting unit 4 continuously rises along with the continuous take-up of the wire, so that the cutting saw 401 cuts off the redundant part of the wedge 100 which is remained outside. In the above process, the resistance to the chock 100 may be different due to the difference of the inner structure of the wall, so that the length of the chock 100 reserved outside the wall is different. The tail end of the wedge 100 can be cut off through the cutting unit 4, the tail end of the wedge is ensured to be neat, the subsequent wall repairing work can be conveniently implemented, and the repaired wall surface is ensured to be flat.

Example 4

On the basis of embodiment 3, the adjacent carriers 2 are connected by a stretching unit 201, and the stretching unit drives the carriers 2 to slide along the track 1; the stretching unit 201 comprises a plurality of strip-shaped air bags, two adjacent bearing frames 2 are connected through the strip-shaped air bags, and the interiors of the strip-shaped air bags are communicated with each other; the stretching unit 201 is provided with an air inlet and an air outlet corresponding to the strip-shaped air bags, and the air inlet and the air outlet are connected with an air tap of the air pump through an air path;

the wood filling device is characterized by further comprising a filling unit 5, wherein the filling unit 5 comprises a fixedly arranged feeding slide way 51, feeding wheels 52 are symmetrically arranged on two sides of the feeding slide way 51, the feeding wheels 52 are friction wheels, the material used by the device is strip-shaped wood, the feeding slide way 51 is a strip-shaped channel corresponding to the material, and the feeding wheels 52 on two sides rotate to push the wood, so that the material is supplied;

one end of the filling unit 5 close to the rail 1 is provided with a cutting unit 6, the cutting unit 6 comprises three saw blades, two of the saw blades are oppositely arranged and form an included angle for cutting the tip part of the wedge 100, and the other saw blade corresponds to the tail end of the wedge 100 and is used for cutting the wedge 100 with the cut tip from the wood.

As shown in fig. 2, the present apparatus may be attached to a vehicle body as a vehicle, a rail of the loading unit 5 is fixedly installed on the vehicle body, the rail 1 is installed at the front end of the vehicle body, the rail 1 is connected to the vehicle body by an elevating mechanism 7 on the vehicle body, the elevating mechanism includes two hydraulic rods 71 symmetrically installed, and the movable ends of the two hydraulic rods 71 are connected to the rail 1 by brackets 72.

In order to ensure the flatness and the attractiveness of the repaired wall body, the distribution of the wedges is the leading factor, and the driving-in interval of the wedges is fixed when the wall body is repaired, so that the air bag is adopted as the stretching unit 201 to push the bearing frame 2, and the interval of the bearing frame 2 during the unfolding can be rapidly and stably ensured to be fixed. In combination with the loading unit 5, in order to ensure that the cut wedges 100 can be filled into each carrier 2, the carriers 2 need to be retracted to be gathered at the lower part of the rail 1, and the rail 1 is adjusted in a small-amplitude position by the lifting mechanism 7, so that the wedges 100 of each carrier 2 can be loaded. And the long-strip timber can be automatically cut and shaped into the wedges 100 through the cutting unit 6, thereby releasing manpower.

Example 5

On the basis of embodiment 4, the carriage 2 comprises a sliding block 202 slidably connected with the track 1, the sliding block 202 is horizontally slidably connected with a support frame 203 through a connecting rod, the support frame 203 is made of a material capable of being attracted by magnetism, the sliding block 202 is provided with an insertion hole, one end of the connecting rod is fixedly connected with the support frame 203, and the other end of the connecting rod is slidably connected with the sliding block 202 through the insertion hole. In order to ensure the stability of the wedge 100 loaded in the loading frame 2, the wedge 100 can be supported more stably by the combination of the supporting frame 203 than by only relying on the sliding block 202.

Corresponding to the frame body of the support frame 203, one side of the push plate 301 facing the track 1 is provided with a push rod, and the push rod pushes the support frame 203 to move towards one side of the wall body along with the movement of the push plate 301, so that the support frame 203 and the connecting rod cannot be located on a moving route of the cutting saw 401 when the subsequent cutting saw 401 performs cutting work.

The front end of the loading unit 5 is provided with a magnetic material corresponding to the support frame 203, and when the carrier 2 retracts and moves down to the position corresponding to the loading unit 5 at the front end of the vehicle body, the support frame 203 is magnetically attracted and reset to the position shown in fig. 3.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The mixed soil for repairing the adobe ancient building wall is characterized by comprising filling layer soil, plastering layer soil and decorative layer soil;

the plastering layer soil is formed by mixing cement and lime powder;

the decorative layer soil is formed by mixing white cement, outer wall waterproof glue, white latex, fiber matters and perlite powder;

the coating is characterized by also comprising spraying coating soil, wherein the spraying coating soil is formed by mixing refined clay, white latex and outer wall waterproof glue;

the spraying coating soil comprises 1 weight part of refined clay, 6-10 weight parts of white latex and 2-4 weight parts of outer wall waterproof glue;

a technology for repairing an earthen blank ancient building wall body comprises the following steps:

s2, driving wedges into the surface of the wall body processed in the step S1, wherein the wedges are distributed in an array mode, and the reserved length of the wedges outside the wall body corresponds to the thickness of a wall skin to be repaired;

s4, taking filling layer soil, adding water, mixing into mud, smearing the prepared filling layer soil on the wall, enabling the smearing surface to be flush with the outer end surface of the wedge, and waiting for the surface layer of the wall to be cured after smearing is finished;

s5, paving glass fiber mesh cloth on the outer side of the wall surface solidified in the S4, taking the plastering layer soil, adding water to prepare a paste, smearing the prepared plastering layer soil to cover the glass fiber mesh cloth, wherein the thickness of the glass fiber mesh cloth and the plastering layer soil after smearing is 0.5-1 cm;

leveling the coated layer surface, and carrying out the next step after the coating of the plastering layer soil is completely dried and cured;

2. The mixed soil for repairing adobe ancient building walls according to claim 1, wherein the spraying coating soil further comprises fiber substances, and the spraying coating soil comprises 1 part by weight of refined clay, 1 part by weight of fiber substances, 6-10 parts by weight of white latex and 2-4 parts by weight of outer wall waterproof glue;

the length of the single body of the fiber material in the spraying coating soil is 2-3 cm.

3. The mixed soil for repairing adobe ancient building walls according to claim 1, wherein the filling layer soil is formed by mixing 10 parts by weight of clay, 1-2 parts by weight of lime powder, 1-2 parts by weight of cement and 2-4 parts by weight of fiber, and the monomer length of the fiber in the filling layer soil is 3-10 cm.

4. The mixed soil for repairing adobe ancient building walls according to claim 1, wherein the plastering subsoil is formed by mixing 2-4 parts by weight of cement and 1-2 parts by weight of lime powder.

5. The mixed soil for repairing adobe ancient building walls according to claim 1, wherein the decorative layer soil comprises 1-3 parts by weight of white cement, 1-2 parts by weight of outer wall waterproof glue, 0.5-1 part by weight of white latex;

the length of the single body of the fiber in the decorative layer soil is 2-3 cm; the decorative layer soil also comprises color paste.

6. The process for repairing a wall of an adobe ancient building according to claim 1, wherein the wedges used in S2 are made of wood and are impregnated with an anticorrosive paint.

7. The process for repairing a wall of an adobe ancient building according to claim 6, wherein the length of the wedge used in S2 is 15-25cm, and one end of the wedge driven into the wall is a tip;

and in the S2, the driving depth of the wedge is adjusted according to the wall feedback force at the position of the driven wedge when the wedge is driven, and after the driving of the wedge is finished, the length of the wedge left on the outer side of the wall is trimmed, so that the outer ends of all wedges are positioned on the same plane.

8. A wall repairing device is characterized by being applied to the repairing process of the adobe historic building wall of claim 7, and comprising a rail (1) which is vertically arranged, wherein the rail (1) is connected with a plurality of bearing frames (2) in a sliding way, and the bearing frames (2) are used for bearing the wedges (100);

the track (1) is also connected with a pushing unit (3) and a cutting unit (4) in a sliding manner; the pushing unit (3) comprises a horizontally moving push plate (301), and the moving direction of the push plate (301) is parallel to the long axis direction of the wedge (100);

the tip of the wedge (100) is taken as the front end, the other end of the wedge is taken as the tail end, and the maximum moving distance of the push plate (301) towards the tail end direction of the wedge (100) is larger than the length of the tail end which is remained when the wedge (100) is positioned in the bearing frame (2);

the cutting unit (4) comprises a horizontally arranged and reciprocating cutting saw (401), and the projection of the movement direction of the cutting saw (401) and the movement direction of the push plate (301) on the horizontal plane is in a cross shape.

9. The wall repair device according to claim 8, wherein the pushing unit (3) comprises a sliding frame (302), and the pushing unit (3) is integrally connected with the track (1) in a sliding manner through the sliding frame (302); the push plate (301) is arranged on a push frame (303), and the push frame (303) is connected with the sliding frame (302) and moves in the horizontal direction;

a through hole is formed in a plate body of the push plate (301), a vibrating block (305) is connected in the through hole in a sliding mode, a limiting plate (306) is fixedly arranged on one side, away from the track (1), of the vibrating block (305), and the limiting plate (306) is connected with the push plate (301) through a spring;

one side that track (1) was kept away from in push pedal (301) sets up spacer pin (307), and vibrating mass (305) set up pressure sensor towards one side of wedge (100), spacer pin (307) are the electromagnetism round pin, and vibrating mass (305) downside corresponds spacer pin (307) are provided with the pinhole, the electricity is connected between pressure sensor and spacer pin (307), forms control circuit.

10. The wall repair device according to claim 9, characterized in that the top end of the track (1) is rotatably connected with a rotating roller (101), the rotating roller (101) is coaxially and fixedly connected with the motor shaft of a rotating roller motor, and a turning roller (101) passage pull rope (102) is connected with the pushing unit (3) and the cutting unit (4).