CN110438924B - Town road intelligence cleaning cart - Google Patents
Town road intelligence cleaning cart Download PDFInfo
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- CN110438924B CN110438924B CN201910673301.3A CN201910673301A CN110438924B CN 110438924 B CN110438924 B CN 110438924B CN 201910673301 A CN201910673301 A CN 201910673301A CN 110438924 B CN110438924 B CN 110438924B
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01H—STREET CLEANING; CLEANING OF PERMANENT WAYS; CLEANING BEACHES; DISPERSING OR PREVENTING FOG IN GENERAL CLEANING STREET OR RAILWAY FURNITURE OR TUNNEL WALLS
- E01H1/00—Removing undesirable matter from roads or like surfaces, with or without moistening of the surface
- E01H1/08—Pneumatically dislodging or taking-up undesirable matter or small objects; Drying by heat only or by streams of gas; Cleaning by projecting abrasive particles
- E01H1/0827—Dislodging by suction; Mechanical dislodging-cleaning apparatus with independent or dependent exhaust, e.g. dislodging-sweeping machines with independent suction nozzles ; Mechanical loosening devices working under vacuum
- E01H1/0836—Apparatus dislodging all of the dirt by suction ; Suction nozzles
- E01H1/0845—Apparatus dislodging all of the dirt by suction ; Suction nozzles with mechanical loosening or feeding instruments for the dirt to be sucked- up, e.g. brushes, scrapers
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Cleaning In General (AREA)
- Cleaning Of Streets, Tracks, Or Beaches (AREA)
Abstract
The invention discloses an intelligent cleaning vehicle for municipal roads, which relates to cleaning equipment and is used for solving the problem that a common cleaning vehicle cannot clean large garbage, and comprises a vehicle body and two groups of cleaning brushes arranged at the front part of the vehicle body, wherein a garbage sweeping device is also arranged on the vehicle body, the garbage sweeping device comprises a horizontal brush roll rotatably arranged at the bottom of the vehicle body, an impurity suction mechanism arranged at the bottom of the vehicle body and communicated with a suction device in the vehicle body, and a turnover cover hinged on an air suction port of the impurity suction mechanism, the length of the horizontal brush roll is greater than the distance between the two adjacent groups of cleaning brushes and positioned between the impurity suction mechanism and the cleaning brushes, and the turnover cover is rotatably arranged on the impurity suction mechanism through a turnover mechanism; the cleaning vehicle can pick up large garbage on the ground onto the turnover cover, and the large garbage is sucked into the impurity sucking mechanism after being received by the turnover cover.
Description
Technical Field
The invention relates to cleaning equipment, in particular to an intelligent cleaning vehicle for a municipal road.
Background
In order to build comfortable and nice urban life, municipal administration can provide municipal beautification services for the majority of citizens, and the works include urban greening, road cleaning, garbage clearing and the like, and projects such as project reconstruction, road construction and the like.
At present, chinese invention patent with application publication number CN105780695A discloses a height-adjustable sweeping disc and a road sweeper with a self-discharging function, which includes a music reminding lamp and a sweeper carriage, wherein the music reminding lamp is installed at the top of the road sweeper carriage, an intelligent operation panel is arranged inside the road sweeper carriage, a start knob and an operation panel are arranged on the intelligent operation panel, the road sweeper carriage is installed above wheels of the sweeper, the wheels of the sweeper are installed on a sweeper base, a rotary sweeping brush is arranged below the sweeper base, the sweeper carriage is installed above the sweeper base, a fan is arranged inside the sweeper carriage, a fan air inlet is arranged above the fan, a fan air outlet is arranged on the right side of the fan, and the fan is connected with a hydraulic motor through a belt.
When the sweeper is used, the rotary sweeping brush cleans dust on a road surface, and the strong dust collector absorbs dust raised by the rotary sweeping brush, so that the sweeper can absorb light garbage such as plastic bags or paper, but is difficult to suck the heavy garbage such as beverage bottles, and accordingly poor cleaning effect on the road surface is caused.
Disclosure of Invention
The invention aims to provide an intelligent cleaning vehicle for municipal roads, which can clean large garbage on the roads, so that the cleaning effect is improved.
The technical purpose of the invention is realized by the following technical scheme: the utility model provides a town road intelligence cleaning cart, includes automobile body, two sets of installs in the sweeping brush that the automobile body is anterior and the rotation axis sets up along vertical direction, and is two sets of the direction of cleaning of sweeping brush is reverse setting towards the direction of rotation of automobile body the place ahead and two sets of sweeping brushes, still be provided with rubbish on the automobile body and sweep the device, rubbish is swept the device and is included to rotate and installs in the horizontal brush roll of bottom of the car body, set up in the bottom of the car body and the gettering mechanism that is linked together with the suction device in the automobile body, articulate the upset lid on the inlet scoop of gettering mechanism, the length of horizontal brush roll is greater than the distance between the adjacent two sets of sweeping brushes and is located between gettering mechanism and the sweeping brush, the upset lid is rotated through tilting mechanism and is installed on.
By adopting the scheme, when the road surface is cleaned, the turnover cover needs to be put down to be close to the ground as much as possible, the turnover cover serves as a dustpan, then the two groups of cleaning brushes with reverse rotation directions can gradually concentrate garbage on the road surface in the advancing process of the cleaning vehicle, then the horizontal brush rolls pick up and sweep the garbage onto the turnover cover, the turnover cover is folded upwards, only a small gap is reserved, and then the suction device in the vehicle body is started; and when only raise dust on the road surface, let the flip lid keep the open mode can, can let the dust that suction device cleaned the brush and raised better absorb like this to reach the purpose that improves the cleaning vehicle and clean the effect.
The invention is further provided with: the brush hair end of the horizontal brush roll is integrally formed with a barb, and the barb enables the brush hair of the horizontal brush roll to be L-shaped.
Through adopting above-mentioned scheme, set up the barb back on the brush hair of horizontal brush roll, can make it sweep rubbish when getting, can pick up rubbish through the barb, rubbish also enters into the upset more easily like this and covers to make horizontal brush roll can clean the road surface better.
The invention is further provided with: the turnover mechanism comprises a turnover cylinder with a cylinder body hinged to the impurity absorbing mechanism, and a piston rod of the turnover cylinder is hinged to the free end of the turnover cover.
Through adopting above-mentioned scheme, the cylinder has the load big, and advantages such as action is rapid can open and shut the regulation to the flip lid fast, and cylinder simple structure simultaneously maintains, changes all comparatively conveniently, so also make things convenient for the maintenance of equipment.
The invention is further provided with: the turnover cover comprises a main cover plate connected with the impurity absorbing mechanism, and a telescopic plate arranged on the main cover plate in a telescopic mode, wherein the two sides of the main cover plate are folded to form a raised edge, a linear groove is formed in the raised edge, guide columns are fixed to the two sides of the telescopic plate respectively, the guide columns are arranged in the linear grooves in the raised edges on the two sides of the main cover plate respectively in a penetrating mode, and a telescopic assembly used for driving the telescopic plate to move is arranged on the main cover plate.
By adopting the scheme, the main cover plate is used for being connected with the impurity suction mechanism, the telescopic plate is used for increasing the length of the whole turnover cover, so that the turnover cover can be closer to the horizontal brush roll when large garbage such as bottles on the street is swept, and the garbage can be swept into the turnover cover more easily if the distance between the horizontal brush roll and the turnover cover is shorter, so that the aim of further improving the cleaning effect is fulfilled.
The invention is further provided with: the telescopic assembly comprises a telescopic motor fixed on the side wall of the raised edge of the main cover plate and a connecting threaded hole formed in the guide column and used for penetrating the linear groove to one end, an external thread is formed in an output shaft of the telescopic motor, the output shaft of the telescopic motor is parallel to the length direction of the linear groove, and the output shaft and the guide column form threaded fit.
Through adopting above-mentioned scheme, because the output shaft of flexible motor parallels with the length direction in sharp groove, and its guide post with on the expansion plate forms screw-thread fit, consequently at flexible motor pivoted in-process, can drive the expansion plate motion through the output shaft, and then make the expansion plate produce on main apron and stretch out and draw back.
The invention is further provided with: the impurity absorbing mechanism comprises a conveying pipe and a steering head, wherein the conveying pipe is arranged at the bottom of the vehicle body and communicated with a suction device in the vehicle body, the steering head is hinged to the conveying pipe, the conveying pipe and the steering head are connected through a corrugated hose, and an angle adjusting mechanism for driving the steering head to rotate is arranged on the conveying pipe.
Sometimes, by adopting the scheme, the steering head can be adjusted up and down under the driving of the angle adjusting mechanism, when the steering head is adjusted downwards, the distance between the steering head and the ground is reduced, and when the steering head is adjusted upwards, the distance between the steering head and the ground is increased, so that the steering head can be folded when the steering head is not used, the steering head is prevented from colliding with broken stones on the ground, and meanwhile, the distance between the steering head and the horizontal brush roll is changed in the process of adjusting the steering head up and down, so that the adjusting range between the steering cover and the horizontal brush roll can be enlarged.
The invention is further provided with: the angle adjusting mechanism comprises a fixed gear fixed on the side wall of the conveying pipe and a winding gear rotatably mounted on the side wall of the steering head, the fixed gear is meshed with the winding gear, and a driving assembly used for driving the winding gear to rotate around the fixed gear is arranged between the fixed gear and the winding gear.
By adopting the scheme, the winding gear is meshed with the fixed gear, and the fixed gear is fixed, so that the winding gear can do circular motion around the fixed gear in the rotating process, and the motion of the winding gear can drive the steering head to rotate around the fixed gear, thereby achieving the purpose of adjusting the direction of the steering head.
The invention is further provided with: the driving assembly comprises a driving motor, a worm and a worm wheel, wherein the shell is hinged to the center of the fixed gear, the worm is fixed on an output shaft of the driving motor, the worm wheel is fixed on the winding gear and is coaxial with the winding gear, the worm and the worm wheel are meshed with each other, and an anti-falling assembly used for limiting the worm wheel and the worm to be disengaged is arranged on the worm wheel.
Through adopting above-mentioned scheme, the protection casing is used for restricting worm and worm wheel and breaks away from the meshing, and the worm wheel can order about the worm wheel rotatory when producing rotatoryly under driving motor's drive simultaneously, and the worm wheel drives again through the winding gear and turns to the head and produce rotatoryly in the pivoted, and this kind of transmission structure who turns to the gear mechanism by worm gear still possesses the auto-lock nature simultaneously, even if there is the external force to act on turning to the head, nevertheless as long as the worm irrotational, turn to the head and just can't rotate to make to turn to the head and can carry out the direction regulation better.
The invention is further provided with: the anticreep subassembly includes that one end articulates in the anticreep pole at worm wheel center, rotates the anticreep post of installing on the anticreep pole free end, offer on the lateral wall of anticreep post be used for with worm matched with meshing tooth, be formed with the meshing space that is used for supplying the worm to pass between anticreep post and the worm, and the worm forms the meshing with worm wheel and anticreep post simultaneously.
Through adopting above-mentioned scheme, because the worm is cliied by worm wheel and anticreep post, consequently the worm just can't take place to break away from with the worm wheel to can carry out the direction adjustment to the steering head when making driving motor start.
The invention is further provided with: the winding gear is provided with an arc-shaped groove with an arc length extending around the worm wheel, the rotating shaft of the anti-falling column is embedded in the arc-shaped groove, the winding gear is further fixed with a protective cover, and the side wall of the protective layer is provided with a movable opening for the movement of the worm.
Through adopting above-mentioned scheme, setting up the arc wall to make the axis of rotation of anticreep post inlay in the arc wall after, the inner wall of anticreep pole and arc wall can form simultaneously to the axis of rotation both ends of anticreep post and block, can strengthen the location to the anticreep post like this, thereby make the axis of rotation of anticreep post be difficult to produce crooked because of the unilateral atress is too big.
In conclusion, the invention has the following beneficial effects:
1. the cleaning vehicle can pick large garbage on the ground into the turnover cover, and suck the garbage into the impurity absorbing mechanism after being received by the turnover cover, compared with the common cleaning vehicle, the cleaning vehicle has the functions of picking the garbage and receiving the garbage, and can better clean the garbage on the street, thereby achieving the purpose of improving the cleaning effect;
2. the distance between the telescopic turnover cover and the horizontal brush roll can be adjusted according to the size of the garbage and the road condition, so that the turnover cover can better bear the garbage, and the garbage can be better borne by the turnover cover
3. The steerable turns to the head and can carry out the direction according to the in service behavior and adjust, makes on the one hand the gettering mechanism can make the convenience absorb to the debris on the road surface, and on the other hand also can adjust and turn to the distance between head and the ground to make the gettering mechanism have better result of use.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
fig. 3 is a partially enlarged view of fig. 1 at B.
In the figure: 1. a vehicle body; 2. cleaning with a brush; 3. a garbage sweeping device; 31. a horizontal brush roll; 311. brushing; 312. a barb; 32. a gettering mechanism; 321. a delivery pipe; 322. a steering head; 33. turning over the cover; 331. a main cover plate; 332. a retractable plate; 4. an angle adjusting mechanism; 41. fixing a gear; 42. a coil gear; 43. a drive assembly; 431. a drive motor; 432. a worm; 433. a worm gear; 5. edge warping; 51. a linear groove; 52. a guide post; 6. a telescoping assembly; 61. a telescopic motor; 62. connecting the threaded hole; 7. an anti-drop component; 71. an anti-drop rod; 72. an anti-drop column; 721. meshing teeth; 73. an arc-shaped slot; 74. a protective cover; 741. a movable opening; 8. and (4) engaging the space.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in figure 1, the intelligent cleaning vehicle for the municipal road comprises a vehicle body 1, a cleaning brush 2 and a garbage sweeping device 3, wherein the vehicle body 1 is the same as a common road cleaning vehicle, and a water spraying device and a suction device for sucking dust are arranged on the common cleaning vehicle; the two cleaning brushes 2 are rotatably installed in front of the vehicle body 1 through the lifting frame, when the cleaning brushes 2 are put down, the rotating axes of the two cleaning brushes are distributed along the vertical direction, the two cleaning brushes 2 sweep garbage to the front of the vehicle body 1 when being started, and the rotating directions of the two cleaning brushes 2 are opposite, so that the garbage can be concentrated between the two cleaning brushes 2 when the cleaning brushes 2 are started.
As shown in fig. 2 and 3, the garbage sweeping device 3 comprises a horizontal brush roller 31, a gettering mechanism 32, and a flip cover 33, wherein the horizontal brush roller 31 is rotatably mounted on the bottom of the vehicle body 1 with its rotation axis parallel to the horizontal direction, and the length of the horizontal brush roller 31 is greater than the distance between the two cleaning brushes; the horizontal brush roll 31 is provided with a plurality of bristles 311, the end of each bristle 311 is integrally provided with a barb 312, and the barbs 312 make the bristles 311 in an L shape.
The impurity absorbing mechanism 32 comprises a conveying pipe 321 and a steering head 322, the conveying pipe 321 is arranged on the vehicle body 1, one end opening of the conveying pipe 321 is positioned at the bottom of the vehicle body 1, the other end of the conveying pipe is communicated with a suction device in the vehicle body 1, and the horizontal brush roll 31 is positioned between the conveying pipe 321 and the cleaning brush 2; the steering head 322 is hinged to one end of the conveying pipe 321 at the bottom of the vehicle body 1, and is in butt joint with the conveying pipe 321 through a corrugated hose, so that air leakage does not occur when the steering head 322 adjusts the direction, and the steering head 322 adjusts the angle through the angle adjusting mechanism 4.
The angle adjusting mechanism 4 comprises a fixed gear 41, a coil gear 42 and a driving assembly 43, wherein the fixed gear 41 is fixed on the side wall of the conveying pipe 321; the coil gear 42 is rotatably mounted on the side wall of the steering head 322, and the coil gear 42 is engaged with the fixed gear 41.
The driving assembly 43 comprises a driving motor 431, a worm 432 and a worm wheel 433, and a cylinder body of the driving motor 431 is hinged to the center of the fixed gear 41; a worm 432 is integrally formed on the output shaft of the drive motor 431; worm wheel 433 is fixed in on the winding gear 42 and with winding gear 42 concentric, worm 432 and worm wheel 433 intermeshing, and set up on worm wheel 433 and be used for restricting both to break away from the anticreep subassembly 7 that meshes.
The anti-falling component 7 comprises an anti-falling rod 71, an anti-falling column 72, an arc-shaped groove 73 and a protective cover 74, wherein one end of the anti-falling rod 71 is hinged to the center of the worm wheel 433, and the other end of the anti-falling rod can rotate freely; the anti-falling column 72 is rotatably mounted at the free end of the anti-falling rod 71, the circumferential side wall of the anti-falling column 72 is provided with meshing teeth 721, a meshing space 8 for the worm 432 to pass through is formed between the anti-falling column 72 and the worm wheel 433 at the moment, and when the worm 432 is arranged in the meshing space 8 in a penetrating manner, the worm wheel 433 is meshed with the worm wheel 433 and the anti-falling column 72 at the same time; the arc-shaped groove 73 is formed in the coil gear 42, the arc length of the arc-shaped groove extends around the worm wheel 433, and one end, far away from the anti-falling rod 71, of the rotating shaft of the anti-falling column 72 is embedded in the arc-shaped groove 73; the shield 74 is fixed to the coil gear 42 by screws, and a movable opening 741 for moving the worm 432 is opened in a side wall of the shield 74.
The turnover cover 33 comprises a main cover plate 331 and a telescopic plate 332, wherein the main cover plate 331 is hinged on the air suction opening of the steering head 322 and is turned over and adjusted through a turnover mechanism. The turnover mechanism comprises a driving cylinder, a cylinder body of the driving cylinder is hinged to the steering head 322, a piston rod of the driving cylinder is hinged to the main cover plate 331, and the piston rod of the driving cylinder can drive the main cover plate 331 to turn over in the telescopic process.
Two sides of the main cover plate 331 are formed with raised edges 5 by bending, and when the main cover plate 331 is folded upwards, the two raised edges 5 are buckled on the air suction opening of the steering head 322. Each warped edge 5 is provided with a linear slot 51 with the length direction parallel to the surface of the main cover plate 331, the two sides of the expansion plate 332 are respectively fixed with a guide column 52, and the guide columns 52 on the expansion plate 332 are respectively arranged in the two linear slots 51 in a penetrating way.
The main cover plate 331 is provided with a telescopic assembly 6 for driving the telescopic plate 332 to perform telescopic motion, the telescopic assembly 6 comprises a telescopic motor 61 and a connecting threaded hole 62, the telescopic motor 61 is a small motor, a shell of the telescopic motor is fixed on the side wall of the main cover plate 331, and an output shaft of the telescopic motor is provided with an external thread; the connection screw hole 62 is opened at one end of the guide post 52 passing through the linear slot 51, and a screw thread fit is formed between the output shaft of the telescopic motor 61 and the guide post 52, so that when the telescopic motor 61 is started, the output shaft can push the telescopic plate 332 to perform telescopic motion through the guide post 52 in the rotating process.
The specific implementation process comprises the following steps: during the use, automobile body 1 gos forward, can concentrate between the two with the rubbish on the road surface at the in-process two brush cleaner 2 that go forward, then horizontal brush roll 31 when pivoted in-process and rubbish contact, will pick up rubbish after will rolling rubbish with rubbish earlier rubbish, make rubbish advance on the expansion plate 332, expansion plate 332 is retracting to retracting, and turn to the head 322 and be close to towards under the drive of upset cylinder, later in again by the suction device in automobile body 1 with rubbish suction in 1 in the automobile body, realize the work of cleaning big rubbish, solve the problem that ordinary motor sweeper can't clear up big rubbish, thereby reach the purpose that improves the cleaning effect.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.
Claims (7)
1. The utility model provides a town road intelligence cleaning cart, includes automobile body (1), two sets of installs in automobile body (1) front portion and rotation axis along sweeper (2) that vertical direction set up, and is two sets of the direction of cleaning of sweeper (2) is reverse setting, its characterized in that towards the direction of rotation of automobile body (1) the place ahead and two sets of sweeper (2): the garbage sweeping device is characterized in that the vehicle body (1) is further provided with a garbage sweeping device (3), the garbage sweeping device (3) comprises a horizontal brush roll (31) rotatably mounted at the bottom of the vehicle body (1), an impurity suction mechanism (32) arranged at the bottom of the vehicle body and communicated with a suction device in the vehicle body (1), and a turnover cover (33) hinged to an air suction port of the impurity suction mechanism (32), the length of the horizontal brush roll (31) is larger than the distance between two adjacent groups of cleaning brushes (2) and is positioned between the impurity suction mechanism (32) and the cleaning brushes (2), and the turnover cover (33) is rotatably mounted on the impurity suction mechanism (32) through a turnover mechanism;
the impurity absorbing mechanism (32) comprises a delivery pipe (321) which is arranged at the bottom of the vehicle body (1) and communicated with a suction device in the vehicle body (1), and a steering head (322) which is hinged on the delivery pipe (321), the delivery pipe (321) and the steering head (322) are connected through a corrugated hose, and an angle adjusting mechanism (4) for driving the steering head (322) to rotate is arranged on the delivery pipe (321);
the angle adjusting mechanism (4) comprises a fixed gear (41) fixed on the side wall of the conveying pipe (321), and a coil gear (42) rotatably arranged on the side wall of the steering head (322), wherein the fixed gear (41) is meshed with the coil gear (42), and a driving assembly (43) for driving the coil gear (42) to rotate around the fixed gear (41) is arranged between the fixed gear (41) and the coil gear (42);
the driving assembly (43) comprises a driving motor (431) with a shell hinged to the center of the fixed gear (41), a worm (432) fixed on an output shaft of the driving motor (431), and a worm wheel (433) fixed on the winding gear (42) and coaxial with the winding gear (42), wherein the worm (432) is meshed with the worm wheel (433), and the worm wheel (433) is provided with an anti-falling assembly (7) for limiting the worm wheel (433) and the worm (432) to be disengaged.
2. The intelligent town road cleaning vehicle of claim 1, wherein: barbs (312) are integrally formed at the end parts of the bristles (311) of the horizontal brush roll (31), and the barbs (312) enable the bristles (311) of the horizontal brush roll (31) to be L-shaped.
3. The intelligent town road cleaning vehicle of claim 1, wherein: the turnover mechanism comprises a turnover cylinder with a cylinder body hinged to the impurity absorbing mechanism (32), and a piston rod of the turnover cylinder is hinged to the free end of a turnover cover (33).
4. The intelligent town road cleaning vehicle of claim 1, wherein: turnover cover (33) include with main apron (331) that gettering mechanism (32) link to each other, flexible expansion plate (332) that sets up on main apron (331), the both sides of main apron (331) are folded and are formed with stick up limit (5), straight line groove (51) have been seted up on stick up limit (5), the both sides of expansion plate (332) are fixed with guide post (52) respectively, guide post (52) are worn to locate respectively in straight line groove (51) of main apron (331) both sides stick up limit (5), and are provided with on main apron (331) and are used for driving about expansion plate (332) flexible subassembly (6) of motion.
5. The intelligent town road cleaning vehicle of claim 4, wherein: the telescopic assembly (6) comprises a telescopic motor (61) fixed on the side wall of the raised edge (5) of the main cover plate (331) and a connecting threaded hole (62) formed in the guide column (52) and penetrating through one end of the linear groove (51), an external thread is formed in an output shaft of the telescopic motor (61), the output shaft of the telescopic motor (61) is parallel to the length direction of the linear groove (51) and forms threaded fit with the guide column (52).
6. The intelligent town road cleaning vehicle of claim 1, wherein: anticreep subassembly (7) include that one end articulates anticreep pole (71), the rotation of worm wheel (433) center installs anticreep post (72) on anticreep pole (71) free end, offer on the lateral wall of anticreep post (72) and be used for mesh tooth (721) with worm (432) matched with, be formed with between anticreep post (72) and worm (432) and be used for supplying meshing space (8) that worm (432) passed, and worm (432) form the meshing with worm wheel (433) and anticreep post (72) simultaneously.
7. The intelligent town road cleaning vehicle of claim 6, wherein: the winding gear (42) is provided with an arc-shaped groove (73) with an arc length extending around the worm wheel (433), the rotating shaft of the anti-falling column (72) is embedded in the arc-shaped groove (73), the winding gear (42) is further fixed with a protective cover (74), and the side wall of the protective layer is provided with a movable opening (741) for the worm (432) to move.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910673301.3A CN110438924B (en) | 2019-07-24 | 2019-07-24 | Town road intelligence cleaning cart |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910673301.3A CN110438924B (en) | 2019-07-24 | 2019-07-24 | Town road intelligence cleaning cart |
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| Publication Number | Publication Date |
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| CN110438924A CN110438924A (en) | 2019-11-12 |
| CN110438924B true CN110438924B (en) | 2020-12-22 |
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| CN201910673301.3A Active CN110438924B (en) | 2019-07-24 | 2019-07-24 | Town road intelligence cleaning cart |
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| CN113482675B (en) * | 2021-06-29 | 2022-09-02 | 中国矿业大学 | Device and method for cleaning and recovering float coal behind caving coal support frame |
| CN114411606A (en) * | 2021-12-15 | 2022-04-29 | 长沙中联重科环境产业有限公司 | Cleaning mechanism and road sweeper |
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