CN213476748U

CN213476748U - Asphalt pavement maintenance device

Info

Publication number: CN213476748U
Application number: CN202022167865.0U
Authority: CN
Inventors: 王维丽
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-28
Filing date: 2020-09-28
Publication date: 2021-06-18
Anticipated expiration: 2030-09-28

Abstract

The utility model provides a bituminous paving curing means can avoid causing the state that the dirt ash flies upward when clearing up rubbish, causes very big injury to the people's health, and the highway is built and is come into operation the back, correspondingly will bear the effect of driving load and suffer the erosion of natural force such as blowing, drenching with rain, ice and snow, freeze thawing, solarization, must cause its service function and the decline of driving quality of service like this. In order to prolong the service life of the highway and keep the highway in a perfect service condition, proper engineering technical measures must be taken in due time, on one hand, daily maintenance is insisted, the damaged part is repaired in time, the highway is always kept to be perfect, smooth, tidy and beautiful, on the other hand, preventive major and medium repair is carried out periodically, the technical condition of the highway is gradually improved, and the service quality and the disaster resistance of the highway are improved.

Description

Asphalt pavement maintenance device

Technical Field

The utility model belongs to the technical field of the road surface maintenance, specifically be bituminous paving curing means.

Background

After the highway is built and put into use, the highway is correspondingly subjected to the action of traffic load and the erosion of natural forces such as wind, rain, ice, snow, freeze thawing and sunshine, so that the use function and the traffic service quality are inevitably reduced. In order to prolong the service life of the highway and keep the highway in a perfect service condition, proper engineering and technical measures must be taken timely, on one hand, daily maintenance is adhered to, damaged parts are repaired timely, the highway is kept intact, smooth, tidy and attractive, on the other hand, preventive major repair is performed periodically, the technical condition of the highway is gradually improved, the service quality and the disaster resistance of the highway are improved, and the work of keeping and improving the service condition of the highway is referred to as highway maintenance.

The current sweeper that generally adopts the maintenance of bituminous paving cleans, then goes on through the mode of watering lorry watering, and two kinds of maintenance of equipment need be purchased to this kind of mode, and the garbage that can not carry out timely collection to the road surface after the sweeper cleans, can influence bituminous paving's ability to absorb water in long-time coming, and it is inhomogeneous that current watering lorry can only sprinkle water to a rigidity and lead to watering, with the not thorough of dust clearance, we propose a bituminous paving curing means for this and solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a bituminous paving curing means has solved above-mentioned background art problem.

The utility model discloses the scheme of taking does: the asphalt pavement maintenance device comprises a vehicle body and is characterized in that a vertical driving shaft is rotatably connected to the upper end surface of the vehicle body and driven by a power device, the driving shaft is rotatably connected with a first positive rotating shaft which is rotatably connected to the vehicle body through belt transmission, a second positive rotating shaft which is rotatably connected to the vehicle body through belt transmission is arranged right behind the first positive rotating shaft, a third positive rotating shaft which is rotatably connected to the vehicle body through belt transmission is arranged right in front of the first positive rotating shaft, corresponding reverse rotating shafts are distributed at intervals in the longitudinal direction of the first positive rotating shaft, the second positive rotating shaft and the third positive rotating shaft, positive rotating gears are respectively and fixedly installed on the first positive rotating shaft, the second positive rotating shaft and the third positive rotating shaft, reverse rotating gears meshed with the positive rotating gears are fixedly installed on the reverse rotating shafts, and brushes are respectively and fixedly installed at one end of the first positive rotating shaft, the second positive rotating shaft, the third positive rotating shaft and one end of the, the garbage truck is characterized in that a garbage cavity on the right side of the hairbrush is formed in the truck body, a bidirectional screw rod is longitudinally and rotatably connected to the upper portion of the garbage cavity on the two inner side walls of the truck body, two ends of the bidirectional screw rod are respectively and fixedly provided with a second bevel gear, a first bevel gear shaft is arranged on the second forward shaft and a third forward shaft in a belt transmission mode and is vertically and rotatably connected to the truck body, a first bevel gear meshed with the second bevel gear is fixedly arranged at the lower end of the first bevel gear shaft, a baffle which is vertical and meshed with the bidirectional screw rod is in sliding fit with the bottom of the garbage cavity, a filter screen is fixedly arranged on the right side of the garbage cavity, a vent pipe arranged outside the truck body is fixedly arranged on the right side of the filter screen, one end of the vent pipe is connected with a suction fan fixedly arranged at, the garbage shovel is characterized in that a plurality of groups of rolling shafts are longitudinally installed on two side walls of the bottom of the garbage shovel in a rotating mode, garbage collecting devices corresponding to garbage chambers are longitudinally and fixedly installed on two sides of the garbage shovel, a third bevel gear is fixedly installed at the lower end of a driving shaft, a sprinkling shaft is longitudinally installed in the garbage shovel in a rotating mode, a fourth bevel gear meshed with the third bevel gear is fixedly installed at the front end of the sprinkling shaft, and the sprinkling shaft is provided with a reciprocating sprinkling device in a driving mode.

Preferably, the garbage collection device includes that the rubbish cavity corresponds there is vertical fixed mounting at automobile body both sides rubbish delivery box, the case is concentrated to automobile body right side fixed mounting rubbish, and is two sets of with a fixedly connected with sleeve between rubbish delivery box and the rubbish collection case, sleeve internal rotation cooperation has an auger, and the one end of auger is in the rubbish delivery box, and the other end is at the incasement that gathers in rubbish, auger axle head fixed mounting have first helical gear, rubbish collection case rotates and is connected with the gear drive shaft of connecting through first bevel gear axle belt drive, gear drive shaft is last fixedly connected with and the second helical gear of first helical gear meshing.

Preferably, reciprocal watering device includes that the watering axle is connected with the first bidirectional screw of longitudinal rotation installation on two inside walls of automobile body through the belt drive, first bidirectional screw left side has the second bidirectional screw of longitudinal rotation installation on two inside walls of automobile body through the belt drive, first bidirectional screw, second bidirectional screw mesh respectively have first watering board, the second watering board of sliding fit at the automobile body both sides wall, first watering board, second watering board lower extreme fixedly connected with watering shower nozzle, automobile body left side up end fixed mounting has the water tank, through plastics water piping connection between water tank and the watering shower nozzle.

Preferably, the distance between the brush and the ground is 1-4 cm, and the garbage shovel is connected with the vehicle body through a plastic hose.

Preferably, the power device is an electric motor.

The utility model has the advantages that: the device for spraying water is placed in front of the brush, water is firstly sprayed to clean the garbage, dust flying to cause great damage to the body of a passerby is avoided, the road surface is firstly sprayed with water to clean the garbage, the garbage on the road surface can be collected, the maintenance of the asphalt road surface is generally carried out by adopting a sweeper to clean and then spraying water by a sprinkler, the method needs to purchase two maintenance devices, the garbage on the road surface can not be collected in time after the sweeper cleans, the existing sprinkler can only spray water to a fixed position to cause uneven water spraying, the dust is not thoroughly cleaned, manpower is saved, the ground is effectively nursed, in order to prolong the service life of the road and keep the good use condition, appropriate engineering technical measures must be taken in time, on the one hand, daily maintenance is insisted, and the damaged part is repaired in time, the highway is always kept intact, unblocked, neat and beautiful, on the other hand, preventive major repair is periodically carried out, the technical situation of the highway is gradually improved, the use quality and the disaster resistance of the highway are improved, and the utility model discloses the above problem is effectively solved.

Drawings

Fig. 1 is one of perspective views of the present invention.

Fig. 2 is a partially enlarged view of a in fig. 1.

Fig. 3 is one of the perspective sectional views of the present invention.

Fig. 4 is a partially enlarged view B of fig. 3.

Fig. 5 is a second perspective view of the present invention.

Fig. 6 is a partial enlarged view D of fig. 5.

Fig. 7 is a partial enlarged view of C in fig. 5.

Fig. 8 is a third perspective view of the cross-sectional view of the present invention.

Fig. 9 is a perspective view of the three-dimensional cross-sectional view of the present invention.

Fig. 10 is one of the three-dimensional viewing angles of the garbage shovel of the present invention.

Reference numerals: 1. a vehicle body; 2. a drive shaft; 3. a first positive rotation shaft; 4. a second positive rotation shaft; 5. a third positive rotation shaft; 6. a reverse rotation shaft; 7. a forward rotation gear; 8. a counter gear; 9. a brush; 10. a waste chamber; 11. a bidirectional lead screw; 12. a second bevel gear; 13. a first bevel gear shaft; 14. a first bevel gear; 15. a baffle plate; 16. a filter screen; 17. a vent pipe; 18. a suction fan; 19. a garbage shovel; 20. a roller; 21. a third bevel gear; 22. a watering shaft; 23. a fourth bevel gear; 24. a waste transport bin; 25. a garbage collection box; 26. a sleeve; 27. a packing auger; 28. a first helical gear; 29. a drive shaft; 30. a second helical gear; 31. a first bidirectional lead screw; 32. a second bidirectional lead screw; 33. a first sprinkler plate; 34. a second sprinkler plate; 35. a sprinkler head; 36. a water tank; 37. a plastic hose; 38. an electric motor.

Detailed Description

The foregoing and other features, aspects and utilities of the present invention will be apparent from the following detailed description of the embodiments with reference to the accompanying drawings in which fig. 1-10 are incorporated. The structural contents mentioned in the following embodiments are all referred to the attached drawings of the specification.

Exemplary embodiments of the present invention will be described below with reference to the accompanying drawings.

The first embodiment comprises a vehicle body 1 and is characterized in that the upper end face of the vehicle body 1 is rotatably connected with a vertical driving shaft 2, the driving shaft 2 is driven by a power device, the driving shaft 2 is connected with a first positive rotating shaft 3 which is rotatably connected to the vehicle body 1 through belt transmission, a second positive rotating shaft 4 which is rotatably connected to the vehicle body 1 through belt transmission is arranged right behind the first positive rotating shaft 3, a third positive rotating shaft 5 which is rotatably connected to the vehicle body 1 through belt transmission is arranged right in front of the first positive rotating shaft 3, corresponding reverse rotating shafts 6 are distributed at intervals in the longitudinal direction of the first positive rotating shaft 3, the second positive rotating shaft 4 and the third positive rotating shaft 5, positive rotating gears 7 are fixedly mounted on the first positive rotating shaft 3, the second positive rotating shaft 4 and the third positive rotating shaft 5 respectively, reverse rotating gears 8 meshed with the positive rotating gears 7 are fixedly mounted on the reverse rotating shafts 6, and the first positive rotating shaft 3, One end of the second positive rotating shaft 4, one end of the third positive rotating shaft 5 and one end of the reverse rotating shaft 6 are respectively and fixedly provided with a brush 9, a garbage chamber 10 positioned at the right side of the brush 9 is arranged in the vehicle body 1, the driving shaft 2 rotates to drive the first positive rotating shaft 3 to rotate, the first positive rotating shaft 3 drives the second positive rotating shaft 4 and the third positive rotating shaft 5 to move along with the belt when rotating, the first positive rotating shaft 3, the second positive rotating shaft 4 and the third positive rotating shaft 5 rotate to drive the second positive rotating shaft 4, the third positive rotating shaft 5 and the reverse rotating shaft 6 to start moving through the positive rotating gear 7 and the reverse rotating gear 8, so that the brush 9 fixedly arranged on the second positive rotating shaft 4, the third positive rotating shaft 5 and the brush 9 corresponding on the reverse rotating shaft 6 start moving in pairs, vortex force is realized, the ground is rolled into the garbage chamber 10, a bidirectional screw 11 on two inner side walls of the vehicle body 1 is longitudinally and rotatably connected above the garbage chamber 10, two ends of the bidirectional screw rod 11 are respectively fixedly provided with a second bevel gear 12, the second and third forward rotating shafts 4 and 5 are provided with a first bevel gear 14 shaft 13 which is vertically and rotatably connected to the vehicle body 1 through belt transmission, the lower end of the first bevel gear 14 shaft 13 is fixedly provided with a first bevel gear 14 which is meshed with the second bevel gear 12, the bottom of the garbage chamber 10 is in sliding fit with a baffle 15 which is vertical and meshed with the bidirectional screw rod 11, the right side of the garbage chamber 10 is fixedly provided with a filter screen 16, the right side of the filter screen 16 is fixedly provided with a vent pipe 17 which is arranged outside the vehicle body 1, one end of the vent pipe 17 is connected with a suction fan 18 which is fixedly arranged at the upper end of the vehicle body 1, two side walls of the vehicle body 1 are rotatably provided with garbage shovels 19 which correspond to the garbage chamber 10, the garbage shovels 19 are rotatably connected to two side, when the garbage shovel 19 is not in an uphill slope or uneven road surface, the garbage shovel 19 and the ground are in a horizontal position, when the garbage shovel 19 is in the uphill slope or uneven road surface, the garbage shovel 19 can overcome the elasticity of a torsion spring to move upwards, a plurality of groups of rolling shafts 20 are longitudinally and rotatably arranged on two side walls of the bottom of the garbage shovel 19 to reduce the abrasion of the garbage shovel 19 on the ground, the first bevel gear shaft 13 is driven by the rotation of the second rotating shaft 4 and the third rotating shaft 5, the second bevel gear 12 meshed with the first bevel gear shaft 14 is driven to rotate by the first bevel gear 14, the bidirectional screw 11 starts to act along with the rotation, the baffle 15 is meshed with the bidirectional screw 11, so that the baffle 15 reciprocates in the garbage chamber 10, the suction fan 18 is started to work, the suction force is conveyed into the garbage chamber 10 through the ventilation pipe 17, the ventilation pipe 17 can uniformly distribute wind on the filter screen 16 to suck the garbage on the garbage, waiting for the clearance of baffle 15, the vertical fixed mounting in 1 both sides of automobile body has the garbage collection device who corresponds with rubbish cavity 10, 2 lower extreme fixed mounting of driving shaft have third bevel gear 21, vertical rotation installs watering axle 22 in the automobile body 1, and watering axle 22 front end fixed mounting has the fourth bevel gear 23 with third bevel gear 21 meshing, watering axle 22 belt drive has reciprocal watering device.

When the garbage truck is used, after the motor 38 on the truck body 1 is electrified, the driving shaft 2 rotates to drive the first forward rotating shaft 3 to rotate, the first forward rotating shaft 3 drives the belt connected second forward rotating shaft 4 and third forward rotating shaft 5 to move along with the first forward rotating shaft 3, the second forward rotating shaft 4 and the third forward rotating shaft 5 to rotate through the forward rotating gear 7 and the reverse rotating gear 8 to drive the reverse rotating shaft 6 to start to move, so that the brushes 9 fixedly arranged on the second forward rotating shaft 4, the third forward rotating shaft 5 and the reverse rotating shaft 6 start to rotate, the corresponding brushes 9 on the first forward rotating shaft 3, the second forward rotating shaft 4 and the third forward rotating shaft 5 and the corresponding brushes 9 on the reverse rotating shaft 6 are enabled to move in pairs, vortex force is realized, ground garbage is rolled into the garbage chamber 10, meanwhile, the rotation of the second forward rotating shaft 4 and the third forward rotating shaft 5 drives the first bevel gear shaft 13, the second bevel gear 12 meshed with the first bevel gear 14 is driven to rotate, the bidirectional screw 11 is also actuated, and the baffle 15 is engaged with the bidirectional screw 11, so that the baffle 15 reciprocates in the garbage chamber 10,

the work of the suction fan 18 is started, the suction force is conveyed into the garbage chamber 10 through the ventilation pipe 17, the ventilation pipe 17 can evenly distribute wind on the filter net 16, garbage on the garbage shovel 19 is sucked onto the filter net 13, the garbage is conveyed into the garbage conveying box 24 for waiting treatment through the reciprocating motion of the baffle 15, the garbage shovel 19 and the trolley body 1 are installed through a torsion spring, when the trolley ascends a slope or encounters an obstacle, the trolley moves upwards, the garbage shovel is located at a position corresponding to the brush 9 during road planing, a plurality of groups of rolling shafts 20 below the garbage shovel 19 are matched with the ground in a rolling mode, the friction force is reduced, the bottom surface of the garbage shovel 19 is reduced in abrasion, and meanwhile the effect of enabling the garbage to be cleaned more thoroughly is achieved.

In the second embodiment, on the basis of the first embodiment, the garbage collecting device includes a garbage conveying box 24 longitudinally and fixedly installed at two sides of a garbage chamber 10, a garbage collecting box 25 fixedly installed at the right side of the garbage chamber 1, a sleeve 26 fixedly connected between the two garbage conveying boxes 24 and the garbage collecting box, a packing auger 27 is rotatably fitted in the sleeve 26, one end of the packing auger 27 is in the garbage conveying box 24, the other end of the packing auger 27 is in the garbage collecting box 25, a first helical gear 28 is fixedly installed at the shaft end of the packing auger 27, a gear transmission shaft 29 in transmission connection with the garbage collecting box 25 through a first bevel gear shaft 13, a second helical gear 30 engaged with the first helical gear 28 is fixedly connected to the gear transmission shaft 29, the gear transmission shaft 29 is rotatably driven by the first bevel gear shaft 14, and is engaged with the second helical gear 30 through the first helical gear 28, the screw conveyor 27 is driven to rotate in the sleeve 26, so that the garbage stored in the garbage conveying box 24 is conveyed to the garbage collecting box 24 through the rotation of the screw conveyor 27, and the effects of conveniently arranging the garbage and collecting the garbage with larger capacity are achieved.

When the garbage collecting box is used, when the baffle 15 pushes the garbage into the garbage conveying boxes 24 at the left end and the right end of the vehicle body 1, the first bevel gear shaft 14 rotates to drive the gear transmission shaft 29, the auger 27 is driven to rotate in the sleeve 26 through the meshing of the first bevel gear 28 and the second bevel gear 30, the garbage stored in the garbage conveying boxes 24 is conveyed into the garbage collecting box 24 through the rotation of the auger 27, and the effects of conveniently arranging the garbage and collecting the garbage with larger capacity are achieved.

In the third embodiment, on the basis of the first embodiment, the reciprocating sprinkler includes a sprinkler shaft 22 connected with a first bidirectional screw 31 longitudinally rotatably mounted on two inner side walls of the car body 1 through a belt transmission, the left side of the first bidirectional screw 31 is connected with a second bidirectional screw 32 longitudinally rotatably mounted on two inner side walls of the car body 1 through a belt transmission, the first bidirectional screw 31 and the second bidirectional screw 32 are respectively engaged with a first sprinkler plate 33 and a second sprinkler plate 34 slidably fitted on two side walls of the car body 1, the lower ends of the first sprinkler plate 33 and the second sprinkler plate 34 are fixedly connected with a sprinkler 35, the first bidirectional screw 31, the second bidirectional screw 32 and the sprinkler shaft 22 are driven to rotate through the belt transmission, so that the first sprinkler plate 33 and the second sprinkler plate 34 engaged with the first bidirectional screw 31 and the second bidirectional screw 32 longitudinally slide in the car body in a reciprocating manner when the sprinkler shaft 22 rotates, the water tank 36 is fixedly mounted on the upper end face of the left side of the vehicle body 1, and the water tank 36 is connected with the sprinkler head 35 through a plastic water pipe.

In the embodiment, when the water spraying device is used, the first bidirectional screw 31, the second bidirectional screw 32 and the water spraying shaft 22 are in belt transmission, so that when the water spraying shaft 22 rotates, the first bidirectional screw 31 and the second bidirectional screw 32 are driven to rotate, the first water spraying plate 33 and the second water spraying plate 34 which are meshed with the first bidirectional screw 31 and the second bidirectional screw 32 longitudinally slide in a reciprocating manner in a vehicle body, the water spraying nozzles 35 fixedly arranged at the lower ends of the first water spraying plate 33 and the second water spraying plate 34 also make reciprocating movement, and the water tank 36 conveys water to the water spraying nozzles 35 through the plastic water pipes to supply water.

In the fourth embodiment, on the basis of the first embodiment, the distance between the brush 9 and the ground is one to four centimeters, and the garbage shovel 19 is connected with the vehicle body 1 through a plastic hose 37.

When the garbage shovel is used, the garbage shovel 19 and the corresponding part of the garbage chamber 10 in the vehicle body 1 are connected through the plastic hose connection 37, so that the garbage shovel 19 can rotate, no gap exists between the garbage shovel 19 and the vehicle body 1, smaller garbage or dust can be collected into the garbage chamber 10, and the effect of better cleaning effect is achieved.

Fifth, in addition to the first embodiment, the power device is an electric motor 38.

In use, the motor 38 is activated to provide power output when asphalt pavement care is initiated.

The above description is only for the purpose of illustration, and it should be understood that the present invention is not limited to the above embodiments, and various modifications conforming to the spirit of the present invention are within the scope of the present invention.

Claims

1. The asphalt pavement maintenance device comprises a vehicle body (1) and is characterized in that the upper end surface of the vehicle body (1) is rotatably connected with a vertical driving shaft (2), the driving shaft (2) is driven by a power device, the driving shaft (2) is connected with a first positive rotating shaft (3) which is rotatably connected with the vehicle body (1) through belt transmission, a second positive rotating shaft (4) which is rotatably connected with the vehicle body (1) through belt transmission is arranged right behind the first positive rotating shaft (3), a third positive rotating shaft (5) which is rotatably connected with the vehicle body (1) through belt transmission is arranged right in front of the first positive rotating shaft (3), reverse rotating shafts (6) which correspond to the first positive rotating shaft (3), the second positive rotating shaft (4) and the third positive rotating shaft (5) are distributed at intervals in the longitudinal direction, positive rotating gears (7) are respectively and fixedly installed on the first positive rotating shaft (3), the second positive rotating shaft (4) and the third positive rotating shaft (5), the garbage truck is characterized in that a reverse gear (8) meshed with a forward gear (7) is fixedly mounted on the reverse shaft (6), a brush (9) is fixedly mounted at one end of the first forward shaft (3), one end of the second forward shaft (4), one end of the third forward shaft (5) and one end of the reverse shaft (6) respectively, a garbage chamber (10) positioned at the right side of the brush (9) is formed in the truck body (1), two-way lead screws (11) on two inner side walls of the truck body (1) are longitudinally and rotatably connected above the garbage chamber (10), two ends of each two-way lead screw (11) are fixedly mounted with second bevel gears (12) respectively, a first bevel gear shaft (13) vertically and rotatably connected to the truck body (1) is driven on the second forward shaft (4) and the third forward shaft (5) through a belt, a first bevel gear (14) meshed with the second bevel gears (12) is fixedly mounted, the garbage collecting device is characterized in that the bottom of the garbage chamber (10) is in sliding fit with a vertical baffle (15) meshed with a bidirectional screw (11), a filter screen (16) is fixedly arranged on the right side of the garbage chamber (10), a ventilation pipe (17) arranged outside the garbage chamber (1) is fixedly arranged on the right side of the filter screen (16), one end of the ventilation pipe (17) is connected with a suction fan (18) fixedly arranged on the upper end of the garbage chamber (1), two side walls of the garbage chamber (10) are rotatably provided with a garbage shovel (19) corresponding to the garbage chamber (10), the garbage shovel (19) is rotatably connected with the two side walls of the garbage chamber (1) and is connected with the two side walls through torsion springs, a plurality of groups of rolling shafts (20) are longitudinally rotatably arranged on the two side walls of the bottom of the garbage shovel (19), a garbage collecting device corresponding to the garbage chamber (10) is longitudinally, the car body (1) is internally and longitudinally provided with a sprinkling shaft (22) in a rotating mode, the front end of the sprinkling shaft (22) is fixedly provided with a fourth bevel gear (23) meshed with the third bevel gear (21), and the sprinkling shaft (22) is provided with a reciprocating sprinkling device in a belt transmission mode.

2. The asphalt pavement maintenance device according to claim 1, wherein the garbage collection device comprises garbage conveying boxes (24) longitudinally and fixedly arranged on two sides of the vehicle body (1) corresponding to the garbage chamber (10), a garbage collecting box (25) is fixedly arranged on the right side of the vehicle body (1), a sleeve (26) is fixedly connected between the two groups of garbage conveying boxes (24) and the garbage collecting box, an auger (27) is rotationally matched in the sleeve (26), one end of the auger (27) is arranged in the garbage conveying box (24), the other end is arranged in the garbage collecting box (25), a first helical gear (28) is fixedly arranged at the shaft end of the packing auger (27), the garbage collection box (25) is rotationally connected with a gear transmission shaft (29) which is in belt transmission connection through a first helical gear shaft (13), and a second bevel gear (30) meshed with the first bevel gear (28) is fixedly connected to the gear transmission shaft (29).

3. The asphalt pavement maintenance device according to claim 1, wherein said reciprocal water spraying device comprises a water spraying shaft (22) connected via belt transmission with a first bidirectional screw (31) longitudinally rotatably mounted on both inner side walls of the vehicle body (1), the left side of the first bidirectional screw rod (31) is driven by a belt to be provided with a second bidirectional screw rod (32) which is longitudinally and rotatably arranged on the two inner side walls of the vehicle body (1), the first bidirectional screw rod (31) and the second bidirectional screw rod (32) are respectively engaged with a first sprinkling plate (33) and a second sprinkling plate (34) which are in sliding fit with the two side walls of the vehicle body (1), the lower ends of the first sprinkling plate (33) and the second sprinkling plate (34) are fixedly connected with sprinkling nozzles (35), the automobile body (1) left side up end fixed mounting has water tank (36), through plastics water piping connection between water tank (36) and watering shower nozzle (35).

4. An asphalt pavement maintenance device according to claim 1, characterized in that the distance between the brush (9) and the ground is one to four centimeters, and the garbage shovel (19) is connected with the vehicle body (1) through a plastic hose (37).

5. An asphalt pavement maintenance device according to claim 1, wherein said power unit is an electric motor (38).