CN113293677A

CN113293677A - Bituminous paving paves device

Info

Publication number: CN113293677A
Application number: CN202110585550.4A
Authority: CN
Inventors: 王富玲
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-05-27
Filing date: 2021-05-27
Publication date: 2021-08-24

Abstract

The invention discloses an asphalt pavement paving device which comprises a paver body, wherein the paver body comprises a pair of moving seats, a driving motor is fixedly installed on each moving seat, a paving mechanism is fixedly installed on the output end of the driving motor, a telescopic rod is fixedly installed at the bottom of each moving seat, a universal wheel is fixedly inserted into the bottom of each telescopic rod, a bidirectional screw rod is rotatably arranged at the bottom of each moving seat, the bidirectional screw rods are rotatably arranged at the output ends of the driving motors, and each paving mechanism comprises a paving shaft; compared with the prior art, the movable rod can rotate in-process reciprocating motion, can make and spread the flat board and carry out the slapping to bituminous paving, make pitch lay more evenly, avoid laying inhomogeneous the condition that appears the unevenness even appears after rolling, pave the board simultaneously and accomplish extrusion rear surface and can slightly shake, can shake off the pitch of adhesion on the surface of paving the flat board, avoid leading to the adhesion on paving the flat board at the shakedown in-process pitch cooling too fast, influence the quality of paving of pitch.

Description

Bituminous paving paves device

Technical Field

The invention relates to the technical field of road construction, in particular to an asphalt pavement paving device.

Background

The asphalt pavement is characterized in that mineral materials are mixed with various types of pavements paved with asphalt materials, so that the ability of paving granules to resist damage of driving and natural factors to the pavements is improved, and the pavements are smooth, dustless, waterproof and durable.

Need spread the pitch after the pitch is laid on the road surface, but the performance of current paving machine itself influences the roughness of paving very much, and when again spreading the pitch, generally adopt the mode of rolling, but at the in-process that rolls, the pitch unloading is not very even, the too much or too little condition of pitch can appear, lead to the pitch road surface unevenness, the empty condition even appears, need operating personnel to carry out manual filling, the quality of having seriously influenced the paving has increased the work load of construction simultaneously, we propose a pitch road surface and spread the device for this reason and be used for solving above-mentioned problem.

Disclosure of Invention

The invention aims to provide an asphalt pavement paving device to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a bituminous paving paves device, includes the paver body, the paver body includes a pair of seat that removes, fixed mounting driving motor on the removal seat, fixed mounting has the mechanism of paving on driving motor's the output, remove seat bottom fixed mounting and have the telescopic link, and telescopic link bottom fixed insertion is equipped with the universal wheel, it rotates and is equipped with two-way hob to remove the seat bottom, two-way hob rotates and sets up on driving motor's output, the mechanism of paving is including paving the axle, it rotates to set up and is removing the seat bottom, paves flat axle and two-way hob and can rotate under driving motor's effect, it is equipped with a plurality of pavements on the axle surface.

Preferably, the leveling shaft is internally provided with a plurality of special-shaped blocks in a uniform array manner, the special-shaped blocks are internally and fixedly provided with air pressure cavities, one ends of the special-shaped blocks are inserted with movable rods, the surface of the leveling shaft is provided with a plurality of fixed sleeves, one ends of the movable rods penetrate through the fixed sleeves, one ends of the leveling plates are fixedly connected to the movable rods, the inner walls of the special-shaped blocks are symmetrically provided with air bags, the air bags are abutted against the movable rods, the special-shaped blocks are internally and symmetrically provided with air storage cavities, the special-shaped blocks are internally and symmetrically provided with a pair of connecting pipes, the connecting pipes are fixedly arranged between the air storage cavities and the air bags, the special-shaped cavities are internally and symmetrically provided with special-shaped cavities, the special-shaped cavities are positioned at the bottoms of the air storage cavities, one ends of the special-shaped cavities are fixedly connected with exhaust pipes, one ends of the exhaust pipes are fixedly connected to the bottoms of the air pressure cavities, and can compress the air bags in the process that the movable rods are stressed to move inwards, make the inside gas of gasbag carry to the gas storage chamber through the connecting pipe, gas storage chamber bottom is equipped with the intake pipe, when gas storage chamber internal pressure strengthens gradually, can compress first reset spring and make first jam ball withdrawal, can make the gas storage intracavity gas carry to the dysmorphism chamber through first breather plate.

Preferably, the air storage bag is fixedly connected with an air inlet pipe, one end of the air inlet pipe is fixedly connected to the special-shaped cavity, one end of the air inlet pipe is fixedly connected with a first vent plate, a first return spring is fixedly connected to the first vent plate, one end of the first return spring is fixedly connected with a first blocking ball, the inner diameter of the air inlet pipe is slightly larger than the first blocking ball, one end of the air inlet pipe is slightly smaller than the first blocking ball, when the pressure inside the air storage cavity is gradually increased, the first return spring can be compressed to enable the first blocking ball to retract, gas in the air storage cavity can be conveyed to the special-shaped cavity through the first vent plate, and when the air pressure inside the special-shaped cavity is larger than that of the air storage cavity, the first blocking ball can abut against one end of the air inlet pipe under the action of the first return spring, and.

Preferably, one end of the gas storage cavity is fixedly connected with a gas return pipe, a piston rod is arranged in the gas return pipe in a sliding manner, one end of the piston rod is arc-shaped, a mountain-shaped groove is formed in the piston rod, the bottoms of the two ends of the mountain-shaped groove are fixedly connected with gas return ports, a second vent plate is fixedly connected in the gas return ports, one end of the second vent plate is fixedly connected with a second reset spring, one end of the second reset spring is fixedly connected with a second blocking ball, the caliber of the outer end of each gas return port is slightly larger than that of the inner end of each gas return port, the second blocking ball can be supported at the middle part of the inner wall of each gas return port, after the surface of each gas pressure cavity is extruded, gas in each gas pressure cavity enters the gas return pipe, the piston rod can be driven by the gas to move in the gas return pipe, the gas can enter the mountain-shaped groove in the piston rod to extrude the second blocking ball, the second reset spring extends, and the caliber of the outer end of each gas return port is larger than that of the inner end of each gas return port, gas can return to the gas storage chamber through the return-air port, and gas returns to inside the gasbag through the connecting pipe at last.

Preferably, fixed cover is equipped with the solid fixed ring of second on the movable rod, and fixed sleeve one end fixedly connected with first solid fixed ring, first solid fixed ring has repellent magnetism with the solid fixed ring of second, first solid fixed ring is equipped with the rubber pad with the solid fixed ring surface of second, can avoid the movable rod to pop out the in-process first solid fixed ring and the solid fixed ring of second and collide, and the movable rod can be with the help of the first solid fixed ring and the solid fixed ring of second between repellent magnetic force inward movement.

Preferably, a flow limiting block is arranged between the special-shaped cavities, the flow limiting block is located at the bottom of the air pressure cavity, conical heads are fixedly connected to two ends of the flow limiting block, clamping grooves are formed in the side walls of the special-shaped cavities, the conical heads are clamped in the clamping grooves, when the air pressure inside the special-shaped cavities is increased, the conical heads can be popped out from the clamping grooves, the air inside the special-shaped cavities is conveyed to the air pressure cavity, the movable rods can move outwards due to expansion of the air pressure cavity, and meanwhile the conical heads reset.

Preferably, a movable cavity is formed in the paving plate, a plurality of fixed balls are fixedly connected in the movable cavity, an elastic wall is fixedly arranged outside each fixed ball, an extrusion cavity is formed in the elastic wall, one end of the extrusion cavity is fixedly connected with a sucker, when the paving plate is extruded, gas in the extrusion cavity is discharged through the sucker, the elastic wall deforms under the action of extrusion, the sucker is abutted against the surface of each fixed ball, the air pressure between the elastic wall and the fixed ball is greater than the air pressure between the sucker and the surface of the fixed ball, the sucker can be adsorbed on the surface of the fixed ball, after the extrusion force disappears, the sucker can be pulled down from the surface of the fixed ball under the action of the elastic wall, the elastic wall can be popped out, the paving plate can vibrate slightly, asphalt adhered to the surface of the paving plate can be shaken off, and the phenomenon that the asphalt is adhered to the paving plate due to too fast temperature reduction in the paving process is avoided, affecting the paving quality of asphalt.

Preferably, the inside hollow tube that is of sucking disc, fixed ball surface is smooth material, and smooth material is convenient for the sucking disc and adsorbs on fixed ball surface.

Compared with the prior art, the invention has the beneficial effects that:

1. the movable rod moves inwards to extrude the air bag, so that the gas in the air bag is conveyed to the air storage cavity through the connecting pipe, the air inlet pipe is arranged at the bottom of the air storage cavity, when the pressure intensity in the air storage cavity is gradually increased, the gas in the air storage cavity can be conveyed to the special-shaped cavity through the first vent plate, meanwhile, the air pressure in the special-shaped cavity is increased, the conical head can be ejected out of the clamping groove, the gas in the special-shaped cavity is conveyed to the air pressure cavity, the movable rod can move outwards due to the expansion of the air pressure cavity, the movable rod can move back and forth under the action of repulsive magnetic force between the first fixing ring and the second fixing ring, the asphalt pavement can be slapped, the asphalt is more uniformly paved, and the condition that unevenness and even cavities occur after uneven pavement and rolling are avoided;

2. the gas in the gas pressure cavity can enter the gas return pipe after rebounding through the movable rod, the gas can drive the piston rod to move in the gas return pipe, the gas can enter the mountain-shaped groove in the piston rod to extrude the second blocking ball, the second reset spring extends out, the caliber of the outer end of the gas return port is larger than that of the inner end of the gas return port, the gas can return to the gas storage cavity through the gas return port, and finally the gas returns to the interior of the gas bag through the connecting pipe, so that the gas can flow back to the gas bag, and the asphalt pavement can be continuously flapped;

3. deformation takes place under the effect that the planking receives the extruded through the elastic wall, make the sucking disc support on fixed ball surface, can make the sucking disc adsorb on fixed ball surface, after extruded power disappears, under the effect of elastic wall, can make the sucking disc pull down from fixed ball surface, can make the elastic wall pop out, can make the planking vibrations appear, can shake off the adhesion at the pitch on planking surface, avoid leading to the adhesion on the planking at the very fast temperature reduction of planking in-process pitch, influence the quality of paving of pitch.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic cross-sectional view of a lay-flat shaft of the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 2;

FIG. 4 is an enlarged view of a portion of FIG. 2 at B according to the present invention;

FIG. 5 is a schematic cross-sectional view of an air inlet tube of the present invention;

FIG. 6 is a schematic cross-sectional view of the muffler of the present invention;

FIG. 7 is an enlarged view of a portion of the invention at C of FIG. 6;

in the figure: 1. a paver body; 2. a paving mechanism; 3. paving a flat plate; 11. a movable seat; 12. a drive motor; 13. a universal wheel; 14. a bidirectional screw rod; 21. paving a flat shaft; 22. a shaped block; 221. a pneumatic chamber; 23. an air bag; 231. a connecting pipe; 24. a movable rod; 241. a first retaining ring; 242. a second retaining ring; 25. a gas storage cavity; 26. a profiled cavity; 261. an exhaust pipe; 27. a flow limiting block; 28. an air inlet pipe; 281. a first blocking ball; 282. a first return spring; 283. a first aeration panel; 29. an air return pipe; 291. a piston rod; 292. a mountain-shaped groove; 293. a second vent plate; 294. a second blocking ball; 295. a second return spring; 31. a movable cavity; 32. fixing the ball; 33. a resilient wall; 34. an extrusion chamber; 35. and (4) sucking discs.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-7, the present invention provides a technical solution: the utility model provides an asphalt pavement paving device, including paver body 1, paver body 1 includes a pair of removal seat 11, fixed mounting driving motor 12 on the removal seat 11, fixed mounting has paving mechanism 2 on driving motor 12's the output, remove 11 bottom fixed mounting of seat has the telescopic link, and telescopic link bottom fixed insertion is equipped with universal wheel 13, remove 11 bottom rotations of seat and be equipped with two-way hob 14, two-way hob 14 rotates and sets up on driving motor 12's output, paving mechanism 2 is including paving axle 21, it rotates and sets up in removal seat 11 bottom to pave axle 21, it can rotate under driving motor 12's effect with two-way hob 14 to pave axle 21 surface, it is equipped with a plurality of paving dull and stereotyped 3 to pave the axle 21 surface.

A plurality of special-shaped blocks 22 are uniformly arranged in an array in the laying shaft 21, a pressure cavity 221 is fixedly arranged in each special-shaped block 22, a movable rod 24 is inserted into one end of each special-shaped block 22, a plurality of fixed sleeves are arranged on the surface of the laying shaft 21, one end of each movable rod 24 penetrates through each fixed sleeve, one end of each laying plate 3 is fixedly connected to each movable rod 24, air bags 23 are symmetrically arranged on the inner walls of the special-shaped blocks 22, the air bags 23 abut against the movable rods 24, air storage cavities 25 are symmetrically arranged in the special-shaped blocks 22, a pair of connecting pipes 231 are arranged in the special-shaped blocks 22, the connecting pipes 231 are fixedly arranged between the air storage cavities 25 and the air bags 23, special-shaped cavities 26 are symmetrically arranged in the special-shaped blocks 22, the special-shaped cavities 26 are located at the bottoms of the air storage cavities 23, one ends of the special-shaped cavities 26 are fixedly connected with exhaust pipes 261, one ends of the exhaust pipes 261 are fixedly connected to the bottoms of the pressure cavities 221, and can compress the air bags 23 in the process of inward movement of the movable rods 24 under the stress, make the inside gas of gasbag 23 carry to the gas storage chamber 25 through connecting pipe 231, the gas storage chamber 25 bottom is equipped with intake pipe 28, when the inside pressure of gas storage chamber 25 strengthens gradually, can compress first reset spring 282 and make first jam ball 281 retract, can make the gas in the gas storage chamber 25 carry to special-shaped chamber 26 through first breather plate 283.

The intake pipe 28 is fixedly connected to one end of the air storage bag 23, one end of the intake pipe 28 is fixedly connected to the special-shaped cavity 26, a first vent plate 283 is fixedly connected to one end of the intake pipe 28, a first return spring 282 is fixedly connected to the first vent plate 283, a first blocking ball 281 is fixedly connected to one end of the first return spring 282, the inner diameter of the intake pipe 28 is slightly larger than the first blocking ball 281, an interface at one end of the intake pipe 28 is slightly smaller than the first blocking ball 281, when the internal pressure of the air storage cavity 25 is gradually increased, the first return spring 282 can be compressed to retract the first blocking ball 281, the gas in the air storage cavity 25 can be conveyed to the special-shaped cavity 26 through the first vent plate 283, when the internal air pressure of the special-shaped cavity 26 is larger than the air storage cavity 25, the first blocking ball 281 can support one end of the intake pipe 28 under the effect of the first return spring 282, and can play a role of one-way gas transmission.

An air return pipe 29 is fixedly connected to one end of the air storage cavity 25, a piston rod 291 is slidably arranged in the air return pipe 29, one end of the piston rod 291 is arc-shaped, a mountain-shaped groove 292 is formed in the piston rod 291, air return ports are fixedly connected to the bottoms of the two ends of the mountain-shaped groove 292, a second vent plate 293 is fixedly connected to the inner portion of each air return port, a second return spring 295 is fixedly connected to one end of the second vent plate 293, a second blocking ball 294 is fixedly connected to one end of the second return spring 295, the caliber of the outer end of each air return port is slightly larger than that of the inner end of each air return port, the second blocking ball 294 can abut against the middle portion of the inner wall of each air return port, after the surface of the air pressure cavity 221 is extruded, air in the air pressure cavity 221 enters the air return pipe 29, the piston rod 291 can be driven by the air to move in the air return pipe 29, the air can enter the mountain-shaped groove 292 in the piston rod 291 to extrude the second blocking ball 294, the second return spring 295 extends out, and the caliber of each air return port is larger than that of the inner end, the gas can pass through the gas return port, and the gas can return to the gas storage chamber 25 and finally to the inside of the airbag 23 through the connection pipe 231.

The fixed cover is equipped with the solid fixed ring 242 of second on the movable rod 24, and fixed cover section of thick bamboo one end fixedly connected with first solid fixed ring 241, first solid fixed ring 241 and the solid fixed ring 242 of second have repellent magnetism, first solid fixed ring 241 and the solid fixed ring 242 surface of second are equipped with the rubber pad, can avoid the movable rod 24 to pop out the in-process first solid fixed ring 241 and the solid fixed ring 242 of second and collide, the movable rod 24 can be with the help of the interior motion of the solid fixed ring 241 of first solid fixed ring and the solid fixed ring 242 of second repellent magnetic force between.

Be equipped with current-limiting block 27 between special-shaped chamber 26, current-limiting block 27 is located atmospheric pressure chamber 221 bottom, and current-limiting block 27 both ends fixedly connected with cone, is equipped with the draw-in groove on the special-shaped chamber 26 lateral wall, and the cone card is established in the draw-in groove, and when the inside atmospheric pressure reinforcing of special-shaped chamber 26, can make the cone pop out from the draw-in groove, with the gas transport to atmospheric pressure chamber 221 in special-shaped chamber 26 inside, atmospheric pressure chamber 221 inflation can make movable rod 24 outwards move, and the cone resets simultaneously.

The paving plate 3 is internally provided with a movable cavity 31, the movable cavity 31 is internally fixedly connected with a plurality of fixed balls 32, the fixed balls 32 are externally and fixedly provided with an elastic wall 33, the elastic wall 33 is internally provided with an extrusion cavity 34, one end of the extrusion cavity 34 is fixedly connected with a suction cup 35, when the paving plate 3 is extruded, the gas in the extrusion cavity 34 is discharged through the suction cup 35, the elastic wall 33 deforms under the extrusion effect, so that the suction cup 35 is propped against the surface of the fixed ball 32, at the moment, the air pressure between the elastic wall 33 and the fixed balls is greater than the air pressure on the surfaces of the suction cup 35 and the fixed ball 32, so that the suction cup 35 can be adsorbed on the surface of the fixed ball 32, after the extrusion force disappears, under the action of the elastic wall 33, the suction cup 35 can be pulled down from the surface of the fixed ball 32, the elastic wall 33 can be popped up, the paving plate 3 can be slightly vibrated, the asphalt adhered on the surface of the paving plate 3 can be shaken off, and the adhesion caused by the over-fast cooling of the asphalt in the paving process can be avoided, affecting the paving quality of asphalt.

The inside hollow tube that is of sucking disc 35, fixed ball 32 surface is smooth material, and smooth material is convenient for sucking disc 35 and is adsorbed on fixed ball 32 surface.

The working principle is as follows: firstly, the driving motor 12 can drive the paving shaft 21 and the bidirectional screw rod 14 to rotate, the bidirectional screw rod 14 can divide the two sides of the asphalt beam piled at one position, so that the asphalt can be uniformly paved on the bottom surface, then the asphalt can be paved through the paving shaft 21, when the paving plate 3 is contacted with the asphalt, the movable rod 24 can be driven to move inwards, the air bag 23 can be compressed in the process that the movable rod 24 moves inwards, the air in the air bag 23 is conveyed to the air storage cavity 25 through the connecting pipe 231, the air inlet pipe 28 is arranged at the bottom of the air storage cavity 25, when the internal pressure of the air storage cavity 25 is gradually increased, the first return spring 282 can be compressed to retract the first blocking ball 281, the air in the air storage cavity 25 can be conveyed to the special-shaped cavity 26 through the first vent plate 283, when the internal air pressure of the special-shaped cavity 26 is greater than that of the air storage cavity 25, the first blocking ball 281 can abut against one end of the air inlet pipe 28 under the action of the first return spring 282, the one-way gas transmission function can be achieved, meanwhile, the gas pressure in the special-shaped cavity 26 is enhanced, the cone head can be ejected out of the clamping groove, the gas in the special-shaped cavity 26 is transmitted to the gas pressure cavity 221, the cone head resets after the gas transmission is completed, the gas pressure cavity 221 expands to enable the movable rod 24 to move outwards, under the action of repulsive magnetic force between the first fixing ring 241 and the second fixing ring 242, the movable rod 24 rebounds, the movable rod 24 can extrude the surface of the gas pressure cavity 221 after rebounding, the gas in the gas pressure cavity 221 can enter the gas return pipe 29, the gas can drive the piston rod 291 to move in the gas return pipe 291, the gas can enter the mountain-shaped groove 292 in the piston rod 291, the second blocking ball 294 is extruded, the second return spring 295 stretches out, the caliber of the outer end of the gas return port is larger than that of the inner end, the gas can pass through the gas return port, the gas can return to the gas storage cavity 25 and finally return to the interior of the gas bag 23 through the connecting pipe 231, the movable rod 24 can reciprocate in the gas backflow process, can flap the asphalt pavement, so that the asphalt pavement is more uniform, the condition that the asphalt pavement is uneven and even hollow after uneven rolling is avoided, meanwhile, when the paving plate 3 is extruded, gas in the extrusion cavity 34 can be discharged through the suction cup 35, the elastic wall 33 deforms under the extrusion action, the suction cup 35 is abutted against the surface of the fixed ball 32, the air pressure between the elastic wall 33 and the fixed ball is greater than the air pressure between the suction cup 35 and the fixed ball 32, the suction cup 35 can be adsorbed on the surface of the fixed ball 32, after the extrusion force disappears, under the action of the elastic wall 33, the suction cup 35 can be pulled down from the surface of the fixed ball 32, the elastic wall 33 can be popped out, fine vibration can be caused on the surface of the paving plate 3, the asphalt adhered on the surface of the paving plate 3 can be shaken off, and the phenomenon that the asphalt is cooled down too fast to be adhered on the paving plate 3 in the paving process is avoided, affecting the paving quality of asphalt.

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

Claims

1. The utility model provides an asphalt pavement paves device, includes paver body (1), its characterized in that: paver body (1) is including a pair of removal seat (11), fixed mounting driving motor (12) on removal seat (11), fixed mounting has flattening mechanism (2) on the output of driving motor (12), removal seat (11) bottom fixed mounting has the telescopic link, and telescopic link bottom fixed insertion is equipped with universal wheel (13), removal seat (11) bottom is rotated and is equipped with two-way hob (14), two-way hob (14) rotate the setting on the output of driving motor (12), flattening mechanism (2) are including flattening axle (21), flattening axle (21) are rotated and are set up and are removing seat (11) bottom, flattening axle (21) surface is equipped with a plurality of paves dull and stereotyped (3).

2. The asphalt pavement paving device according to claim 1, characterized in that: the inner uniform array of the laying shaft (21) is provided with a plurality of special-shaped blocks (22), the inner part of each special-shaped block (22) is fixedly provided with a pneumatic pressure cavity (221), one end of each special-shaped block (22) is inserted with a movable rod (24), the surface of the laying shaft (21) is provided with a plurality of fixed sleeves, one end of each movable rod (24) penetrates through the fixed sleeves, one end of each laying plate (3) is fixedly connected onto the corresponding movable rod (24), air bags (23) are symmetrically arranged on the inner wall of each special-shaped block (22), the air bags (23) are abutted against the corresponding movable rods (24), air storage cavities (25) are symmetrically arranged in the special-shaped blocks (22), a pair of connecting pipes (231) are arranged in the special-shaped blocks (22), the connecting pipes (231) are fixedly arranged between the air storage cavities (25) and the air bags (23), and special-shaped cavities (26) are symmetrically arranged in the special-shaped blocks (22), the special-shaped cavity (26) is located at the bottom of the air storage bag (23), one end of the special-shaped cavity (26) is fixedly connected with an exhaust pipe (261), and one end of the exhaust pipe (261) is fixedly connected to the bottom of the air pressure cavity (221).

3. An asphalt pavement paving device as defined in claim 2, further comprising: the gas storage bag (23) one end fixedly connected with intake pipe (28), intake pipe (28) one end fixed connection is on heterotypic chamber (26), the first breather plate (283) of intake pipe (28) one end fixedly connected with, the first reset spring (282) of fixedly connected with is gone up in first breather plate (283), the first ball (281) that blocks up of first reset spring (282) one end fixedly connected with, intake pipe (28) internal diameter slightly is greater than first ball (281) that blocks up, intake pipe (28) one end interface slightly is less than first ball (281) that blocks up.

4. An asphalt pavement paving device as defined in claim 2, further comprising: store gas chamber (25) one end fixedly connected with muffler (29), muffler (29) inside slip is equipped with piston rod (291), piston rod (291) one end is the arc, mountain-shaped groove (292) have been seted up to piston rod (291) inside, mountain-shaped groove (292) both ends bottom fixedly connected with has the return air port, and the inside fixedly connected with second breather plate (293) of return air port, second breather plate (293) one end fixedly connected with second reset spring (295), ball (294) are blockked up to second reset spring (295) one end fixedly connected with second, and return air port outer end bore slightly is greater than inner bore, ball (294) are blockked up to the second can support at return air port inner wall middle part.

5. An asphalt pavement paving device as defined in claim 2, further comprising: the last fixed cover of movable rod (24) is equipped with the solid fixed ring of second (242), and fixed sleeve one end fixedly connected with first solid fixed ring (241), first solid fixed ring (241) have repellent magnetism with the solid fixed ring of second (242), first solid fixed ring (241) and the solid fixed ring of second (242) surface are equipped with the rubber pad.

6. An asphalt pavement paving device as defined in claim 2, further comprising: be equipped with current-limiting block (27) between special-shaped chamber (26), current-limiting block (27) are located atmospheric pressure chamber (221) bottom, current-limiting block (27) both ends fixedly connected with cone, be equipped with the draw-in groove on special-shaped chamber (26) lateral wall, and the cone card is established in the draw-in groove.

7. The asphalt pavement paving device according to claim 1, characterized in that: spread dull and stereotyped (3) inside and seted up activity chamber (31), a plurality of fixed balls (32) of fixedly connected with in activity chamber (31), fixed ball (32) external fixation is equipped with elasticity wall (33), extrusion chamber (34) have been seted up to elasticity wall (33) inside, extrusion chamber (34) one end fixedly connected with sucking disc (35).

8. An asphalt paving device as defined in claim 7, wherein: the inside of the sucker (35) is a hollow tube, and the surface of the fixing ball (32) is made of smooth materials.