CN114108428A

CN114108428A - Asphalt laying equipment for municipal engineering building

Info

Publication number: CN114108428A
Application number: CN202111484456.6A
Authority: CN
Inventors: 姜建国; 冯朝周
Original assignee: Zhejiang Mingtong Construction Engineering Co ltd
Current assignee: Zhejiang Mingtong Construction Engineering Co ltd
Priority date: 2021-12-07
Filing date: 2021-12-07
Publication date: 2022-03-01
Anticipated expiration: 2041-12-07
Also published as: CN114108428B

Abstract

The invention discloses asphalt paving equipment for municipal engineering buildings, which comprises a transport cart and a plurality of road rollers horizontally and rotatably connected to the rear end of the transport cart, wherein the transport cart comprises: the bearing frame comprises a bearing frame, a front shaft, a rear shaft, two front wheels and two rear wheels, wherein a feeding box is fixed at the front end of the bearing frame, a mounting hole is formed in the outer wall of the feeding box, a baffle capable of sealing the lower port of the feeding box is arranged in the mounting hole in a penetrating mode in a horizontal sliding mode, and a control mechanism used for driving the baffle to horizontally slide is arranged on the bearing frame. Through utilizing control mechanism drive baffle horizontal reciprocating motion to open and close control through the lower port of baffle to the pay-off case, thereby realize bituminous mixture's intermittent type formula pay-off operation, this design need not constructor and carries out the pay-off operation to bituminous mixture, can reduce constructor's work load, can improve work efficiency again.

Description

Asphalt laying equipment for municipal engineering building

Technical Field

The invention relates to the field of municipal buildings, in particular to asphalt laying equipment for municipal engineering buildings.

Background

Asphalt paving equipment is a machine for uniformly paving an asphalt mixture on a road base layer and performing primary compaction and leveling, and is widely applied to asphalt paving operations of municipal engineering roads, expressways, docks, large parking lots and the like.

Asphalt paving equipment in the related art generally includes a transport cart and a plurality of road rollers disposed on the transport cart, and when asphalt paving work is required, asphalt mixture is manually poured on a road surface in batches. And then, the transport cart is pushed to drive the road pressing rollers to move, and the asphalt mixture is compacted through the road pressing rollers, so that asphalt paving operation is realized.

However, the labor intensity of workers is increased by manually feeding the asphalt mixture, and improvement is needed.

Disclosure of Invention

The invention aims to provide asphalt laying equipment for municipal engineering buildings, which has the effect of reducing the labor intensity of workers.

The technical purpose of the invention is realized by the following technical scheme: the utility model provides an asphalt paving equipment of municipal works building, including transport trolley and a plurality of level rotate connect in the road roller of transport trolley rear end, the transport trolley includes: the bearing frame plays a supporting role; the front shaft is horizontally and rotatably connected to the front end of the bearing frame, and front wheels are fixedly sleeved at two end parts of the front shaft respectively; the rear shaft is horizontally and rotatably connected to the rear end of the bearing frame, and two end parts of the rear shaft are respectively fixedly sleeved with a rear wheel; the front end of the bearing frame is fixedly provided with a feeding box, the outer wall of the feeding box is provided with a mounting hole, a baffle capable of sealing the lower port of the feeding box is arranged in the mounting hole in a penetrating mode in a horizontal sliding mode, and the bearing frame is provided with a control mechanism used for driving the baffle to horizontally slide.

Through adopting above-mentioned technical scheme, when needs carry out the paving operation, drop into the pay-off incasement with bituminous mixture, then promote to accept and accept to put up and drive parts such as pay-off case and move forward. At the moment, the control mechanism drives the baffle to horizontally reciprocate, and then the baffle controls the opening and closing of the lower port of the feeding box, so that the intermittent feeding operation of the asphalt mixture is realized. According to the design, the feeding operation of the asphalt mixture by a constructor is not needed, the labor load of the constructor can be reduced, and the working efficiency can be improved.

The invention is further provided with: the control mechanism comprises a control shaft, a fixed sleeve and a control cam, wherein the control shaft is horizontally and rotatably connected with the side wall of the bearing frame, the control cam is arranged on the control shaft, the control cam is vertically fixed on the control shaft, the control plate is arranged on the lower end face of the baffle, the control shaft is arranged above the front shaft, the control cam is arranged below the baffle, the protruding end of the control cam can push the control plate to drive the baffle to move, the port of the feeding box is opened, the control plate is connected with the feeding box through a reset spring, the reset spring is used for driving the control plate to move towards the feeding box, and a driving mechanism for driving the control shaft to rotate is arranged on the bearing frame.

Through adopting above-mentioned technical scheme, drive the control shaft through actuating mechanism and drive the control cam and rotate, after the protruding end and the control panel butt of control cam, along with the continuation rotation of control cam, then the protruding end of control cam can promote the control panel and drive the baffle motion to make the lower port of pay-off case open. The control shaft is driven by the driving mechanism to drive the control cam to rotate, and when the protruding end of the control cam is separated from the control plate, the control plate drives the baffle to move in the reverse direction under the elastic action of the return spring, so that the lower port of the feeding box is closed. Through setting up simple structure, simple operation, the stable control mechanism of drive effect, realize the quick motion of baffle to realize the quick control that port opened and close under the delivery box, and then realize bituminous mixture's quick pay-off operation, further improve work efficiency.

The invention is further provided with: the driving mechanism comprises a driving gear fixedly sleeved on the front shaft and a driven gear fixedly sleeved on the control shaft, and the driving gear is meshed with the driven gear.

By adopting the technical scheme, when the bearing frame drives each part to advance, the front shaft drives the driving gear to rotate, and then the driving gear can drive the driven gear to drive the control shaft to rotate. Through setting up simple structure, simple operation, the stable actuating mechanism of drive effect, realize the fast rotation of control shaft to realize the quick control that port opened and close under the delivery box, further improve work efficiency. Meanwhile, when the components such as the bearing frame move forward, the control shaft can automatically rotate, so that a driving source of the control shaft can be saved, the linkage between the components can be improved, and the resource utilization efficiency can be improved.

The invention is further provided with: the side wall of the bearing frame is vertically and slidably connected with a flattening block located behind the front shaft, and an adjusting mechanism used for driving the flattening block to move vertically is arranged on the bearing frame.

By adopting the technical scheme, when the asphalt mixture in the feeding box falls on the road surface, the leveling block is driven to move vertically by the adjusting mechanism, and then the leveling block can perform uniform spreading operation and pre-compaction operation on the asphalt mixture, so that the follow-up compaction operation on the asphalt mixture by constructors can be facilitated, and the working efficiency can be improved.

The invention is further provided with: adjustment mechanism includes that the level is fixed in smooth regulating plate and a plurality of setting up in of piece up end accept return spring on the frame, the control cam is located the top of regulating plate works as the protruding end of control cam breaks away from behind the control panel, the protruding end of control cam can promote regulating plate downstream, return spring is used for the drive regulating plate upward movement.

Through adopting above-mentioned technical scheme, drive control cam when the control shaft and rotate to make control cam's protruding end break away from the control panel after, control cam's protruding end and regulating plate butt. With the continuous rotation of the control shaft and the control cam, the convex end of the control cam can push the adjusting plate to drive the smoothing block to move downwards. When the convex end of the control cam is separated from the adjusting plate, the adjusting plate drives the flattening block to vertically move upwards under the action of the elastic force of the return springs, and the operation of uniformly spreading and pre-compacting the asphalt mixture can be realized by reciprocating. Through setting up simple structure, simple operation, the stable adjustment mechanism of drive effect, realize the quick motion of pacifying the piece to realize the quick even work of spreading out and the quick precompaction operation to bituminous mixture, further improve work efficiency. Meanwhile, in the process that parts such as the bearing frame advance, the smoothing block can automatically move vertically, a driving source of the smoothing block can be saved, linkage between the parts can be improved, and resource utilization efficiency can be improved.

The invention is further provided with: the supporting block is horizontally and slidably connected to the bottom end of the bearing frame and located behind the smoothing block, the lower end face of the supporting block is horizontally and rotatably connected with a plurality of smoothing rollers, the axes of the smoothing rollers are perpendicular to the axis of the front shaft, and the bearing frame is provided with a control mechanism for driving the supporting block to move horizontally.

Through adopting above-mentioned technical scheme, after the piece of pacifying carried out the equipartition and precompacted the operation to bituminous mixture, drive a plurality of roller horizontal reciprocating motion of pacifying through management and control mechanism drive supporting shoes, then the roller of pacifying can pacify the operation to bituminous mixture to improve bituminous mixture's roughness, and then make things convenient for subsequent compaction operation, improve work efficiency.

The invention is further provided with: the management and control mechanism comprises a double-drive screw rod which is horizontally and rotatably connected to the bearing frame and a fixed sleeve which is arranged at the end part of the double-drive screw rod, the double-drive screw rod penetrates through the supporting block and forms threaded fit with the supporting block, and the management and control gear is meshed with the driving gear.

Through adopting above-mentioned technical scheme, when accepting the frame and driving each part and go forward, the front axle drives drive gear and rotates, and at this moment, drive gear drive management and control gear drives two lead screws that drive and rotate, then two lead screws that drive can drive supporting shoe horizontal reciprocating motion. Through setting up simple structure, simple operation, the stable management and control mechanism of drive effect, realize the quick motion of supporting shoe to the realization smoothes the operation fast to bituminous mixture, further improves work efficiency. Meanwhile, in the process that the parts such as the bearing frame advance, the supporting blocks and the like can automatically and horizontally reciprocate, so that the driving source of the supporting blocks can be saved, the linkage between the parts can be improved, and the resource utilization efficiency can be improved.

The invention is further provided with: the side wall of the bearing frame is vertically and slidably connected with a plurality of compaction rods, the compaction rods are respectively positioned behind the supporting blocks and are uniformly distributed along the front shaft to the rear shaft, a compaction plate is horizontally fixed at the lower end part of each compaction rod, and a linkage mechanism for driving the compaction rods to vertically move is arranged on the bearing frame.

Through adopting above-mentioned technical scheme, after the operation is pacified to bituminous mixture to the roller of pacifying, drive corresponding compaction board downstream through a plurality of compaction poles of link gear drive, then a plurality of compaction boards can be to bituminous mixture compaction operation to improve bituminous paving's degree of compaction, and then improve bituminous paving's construction quality.

The invention is further provided with: the linkage mechanism comprises a plurality of linkage gears which are rotatably connected with the side wall of the bearing frame and linkage rods which are rotatably connected with the side wall of each linkage gear, the linkage rods are rotatably connected with the corresponding compaction rods, and the linkage gears are meshed with the control gears and are closest to the double-drive screw rod.

Through adopting above-mentioned technical scheme, when accepting the frame and driving each part and go forward, the double-wheel lead screw drives the management and control gear and rotates, then a plurality of linkage gears drive corresponding gangbar respectively and rotate, and afterwards, a plurality of gangbar drive corresponding hit real pole and hit real board vertical reciprocating motion. Through setting up simple structure, simple operation, the stable link gear of drive effect, realize the quick motion of a plurality of boards of pounding to the realization is to the quick operation of pounding of bituminous mixture, further improves work efficiency. Meanwhile, in the process that the parts such as the bearing frame advance, the compacting plate can automatically vertically reciprocate, so that a driving source of the compacting plate can be saved, the linkage between the parts can be improved, and the resource utilization efficiency can be improved. Meanwhile, the design enables the compaction plates to alternatively compact the asphalt pavement for multiple times, improves the hammering effect on the asphalt pavement, and improves the compactness and the construction quality of the pavement.

In conclusion, the invention has the following beneficial effects:

1. the control mechanism is used for driving the baffle to horizontally reciprocate, and the opening and closing of the lower port of the feeding box are controlled through the baffle, so that the intermittent feeding operation of the asphalt mixture is realized, the design does not need a constructor to feed the asphalt mixture, the labor load of the constructor can be reduced, and the working efficiency can be improved;

2. the leveling block is driven by the adjusting mechanism to vertically move, and then the leveling block can perform uniform spreading operation and pre-compaction operation on the asphalt mixture, so that the subsequent compaction operation on the asphalt mixture by constructors can be facilitated, and the working efficiency can be improved;

3. drive a plurality of roller horizontal reciprocating motion of smoothing through management and control mechanism drive supporting shoe, then smooth the roller and can smooth the operation to bituminous mixture to improve bituminous mixture's roughness, and then make things convenient for subsequent compaction operation, improve work efficiency.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is a schematic structural diagram of a transport cart in an embodiment of the present application.

Fig. 3 is a schematic view of the internal structure of the hopper in the embodiment of the present application.

Fig. 4 is a schematic structural diagram of a control mechanism in the embodiment of the present application.

Fig. 5 is a schematic structural diagram of a linkage mechanism in an embodiment of the present application.

Description of reference numerals: 1. a feeding box; 2. mounting holes; 3. a baffle plate; 4. a transport cart; 41. a receiving frame; 42. a front axle; 43. a front wheel; 44. a rear axle; 45. a rear wheel; 5. a control mechanism; 51. a control panel; 52. a control shaft; 53. a control cam; 6. a drive mechanism; 61. a drive gear; 62. a driven gear; 7. a return spring; 8. flattening the block; 9. an adjustment mechanism; 91. an adjusting plate; 92. a return spring; 10. a support block; 11. smoothing rollers; 12. a management and control mechanism; 121. a double-drive screw rod; 122. a control gear; 13. a tamping rod; 14. compacting the plate; 15. a linkage mechanism; 151. a linkage gear; 152. a linkage rod; 16. road roller.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, the asphalt paving equipment for municipal engineering buildings comprises a transport cart 4, wherein the transport cart 4 comprises a bearing frame 41, the front end of the bearing frame 41 is horizontally and rotatably connected with a front shaft 42, and two end parts of the front shaft 42 are respectively and fixedly sleeved with front wheels 43. Meanwhile, the rear end of the receiving frame 41 is horizontally and rotatably connected with a rear shaft 44, and two end portions of the rear shaft 44 are respectively and fixedly sleeved with a rear wheel 45, so that the traveling capability of the receiving frame 41 is realized.

Referring to fig. 2 and 3, the front end of the receiving frame 41 is fixedly connected with the feeding box 1, the outer wall of the feeding box 1 close to one side of the rear shaft 44 is provided with a mounting hole 2, a baffle 3 is arranged in the mounting hole 2 in a horizontal sliding mode, and the baffle 3 can seal the baffle 3 at the lower port of the feeding box 1. Meanwhile, the bearing frame 41 is provided with a control mechanism 5 for driving the baffle 3 to horizontally slide so as to realize the control of opening and closing of the lower port of the feeding box 1 and realize the intermittent feeding operation of the asphalt mixture.

Referring to fig. 3, the control mechanism 5 includes a control plate 51 vertically and fixedly connected to the lower end surface of the baffle 3, a control shaft 52 is horizontally and rotatably connected to the side wall of the receiving frame 41, and the control shaft 52 is located above the front shaft 42. Meanwhile, the control shaft 52 is fixedly sleeved with a control cam 53, and the control cam 53 is positioned below the baffle 3.

Referring to fig. 3, when the control shaft 52 drives the control cam 53 to rotate, the protruding end of the control cam 53 can push the control plate 51 to drive the baffle 3 to move, and the port of the feeding box 1 is opened. Meanwhile, the receiving frame 41 is provided with a driving mechanism 6 for driving the control shaft 52 to rotate.

Referring to fig. 3, the driving mechanism 6 includes a driving gear 61 fixed to the front shaft 42, a driven gear 62 fixed to the control shaft 52, and the driving gear 61 is engaged with the driven gear 62. When the front shaft 42 rotates the driving gear 61, the driving gear 61 drives the driven gear 62 to rotate the control shaft 52.

Referring to fig. 3, a plurality of return springs 7 are arranged between the control plate 51 and the feeding box 1, one end of each return spring 7 is fixedly connected with the control plate 51, the other end of each return spring 7 is fixedly connected with the outer wall of the feeding box 1, and the return springs 7 are used for driving the control plate 51 to move towards the feeding box 1 so as to realize the resetting of the control plate 51 and the baffle 3.

When the receiving frame 41 drives the components to advance, the front shaft 42 drives the driving gear 61 to rotate, then the driving gear 61 drives the driven gear 62 to drive the control shaft 52 to rotate, at this time, the control shaft 52 drives the control cam 53 to rotate, and the protruding end of the control cam 53 abuts against the control plate 51. As the control shaft 52 continues to drive the control cam 53 to rotate, the raised end of the control cam 53 pushes the control plate 51 to drive the shutter 3 to move, so that the lower port of the feeding box 1 is opened.

As the control shaft 52 continues to drive the control cam 53 to rotate, when the protruding end of the control cam 53 is separated from the control plate 51, the control plate 51 drives the baffle 3 to move in the reverse direction under the elastic force of the return springs 7, so that the lower port of the feeding box 1 is closed. The opening and closing control of the lower port of the feeding box 1 can be realized by reciprocating, and the intermittent feeding operation of the asphalt mixture is further realized.

Referring to fig. 1 and 3, a smoothing block 8 is vertically slidably attached to a side wall of the receiving frame 41, and the smoothing block 8 is located rearward of the front shaft 42. Meanwhile, the receiving frame 41 is provided with an adjusting mechanism 9 for driving the flattening block 8 to move vertically so as to realize uniform spreading operation and pre-compaction operation on the asphalt mixture.

Referring to fig. 3, the adjusting mechanism 9 includes an adjusting plate 91 horizontally fixedly attached to the upper end surface of the leveling block 8, and the control cam 53 is located above the adjusting plate 91. When the protruding end of the control cam 53 is disengaged from the control plate 51, the protruding end of the control cam 53 can push the adjustment plate 91 to move downward. Meanwhile, the receiving frame 41 is connected to the adjusting plate 91 by a plurality of return springs 92, and the return springs 92 are used to drive the adjusting plate 91 to move upward.

When the control shaft 52 rotates the control cam 53 and the protruding end of the control cam 53 is disengaged from the control plate 51, the protruding end of the control cam 53 abuts against the adjustment plate 91. With the control shaft 52 and the control cam 53 continuing to rotate, the convex end of the control cam 53 can then push the adjusting plate 91 to drive the leveling block 8 to move downwards.

When the protruding end of the control cam 53 is separated from the adjusting plate 91, the adjusting plate 91 drives the leveling block 8 to vertically move upwards under the elastic force of the plurality of return springs 92, and the uniform spreading operation and the pre-compaction operation of the asphalt mixture can be realized by repeating the steps.

Referring to fig. 4, the bottom end of the receiving frame 41 is horizontally slidably connected with a supporting block 10, and the supporting block 10 is located behind the leveling block 8. The lower end surface of the supporting block 10 is horizontally and rotatably connected with a plurality of smoothing rollers 11, the smoothing rollers 11 are parallel to each other, and the axes of the smoothing rollers 11 are perpendicular to the axis of the front shaft 42. Meanwhile, the supporting frame 41 is provided with a control mechanism 12 for driving the supporting block 10 to move horizontally, so that the leveling operation of the asphalt mixture is realized.

Referring to fig. 4, the control mechanism 12 includes a dual-drive screw 121 horizontally and rotatably connected to the receiving frame 41, and the dual-drive screw 121 penetrates through the supporting block 10 and forms a threaded fit with the supporting block 10. Meanwhile, the end part of the double-drive screw rod 121 is fixedly sleeved with the control gear 122, and the control gear 122 is meshed with the drive gear 61.

When the receiving frame 41 drives each part to advance, the front shaft 42 drives the driving gear 61 to rotate, at the moment, the driving gear 61 drives the control gear 122 to drive the double-drive screw rod 121 to rotate, and then the double-drive screw rod 121 drives the supporting block 10 to drive the plurality of leveling rollers 11 to horizontally reciprocate, so that the rapid leveling operation of the asphalt mixture is realized.

Referring to fig. 2 and 5, the side wall of the receiving frame 41 is vertically and slidably connected with a plurality of tamping rods 13, the number of the tamping rods 13 in this embodiment is four, and in other embodiments, the number of the tamping rods 13 may be multiple. The four impact bars 13 are respectively located rearward of the support block 10, and the four impact bars 13 are evenly distributed along the front axle 42 to the rear axle 44. The lower end part of each tamping rod 13 is horizontally and fixedly connected with a tamping plate 14, and the bearing frame 41 is provided with a linkage mechanism 15 for driving the plurality of tamping rods 13 to vertically move so as to realize the compaction operation of the asphalt mixture.

Referring to fig. 2 and 5, the linkage mechanism 15 includes four linkage gears 151 rotatably connected to the side walls of the receiving frame 41, a linkage rod 152 is rotatably connected to the side wall of each linkage gear 151, and the end of the linkage rod 152 is rotatably connected to the corresponding compacting rod 13. Meanwhile, the linkage gear 151 closest to the dual-drive screw rod 121 is meshed with the control gear 122, and the initial positions of the four linkage rods 152 are different from each other, in this embodiment, the compaction plate 13 closest to the dual-drive screw rod 121 descends first, then the third compaction plate 13 descends, then the second compaction plate 13 descends, and finally the fourth compaction plate descends.

When the receiving frame 41 drives each component to advance, the dual-drive screw rod 121 drives the control gear 122 to rotate, and then the plurality of linkage gears 151 drive the corresponding linkage rods 152 to rotate respectively. At this time, the linkage rods 152 respectively drive the corresponding compaction rods 13 to vertically move, and then the compaction rods 13 drive the corresponding compaction plates 14 to vertically reciprocate, so that the rapid compaction operation of the asphalt mixture is realized.

If the plurality of tamping plates 13 descend in sequence, when the plurality of tamping plates 13 smash the asphalt mixture, the asphalt mixture easily moves towards the rear of the bearing frame 41, so that the asphalt pavement has the risk of bulging. However, in this embodiment, the striking plate 13 closest to the dual drive screw 121 descends first, then the third striking plate 13 descends, then the second striking plate 13 descends, and the fourth striking plate descends last. After the first tamping plate 13 smashes the asphalt mixture, the third tamping plate 13 smashes the asphalt mixture immediately, at the moment, the third tamping plate 13 plays a role in blocking the asphalt mixture, so that the risk that the asphalt mixture moves towards the rear of the bearing frame is reduced, and the risk that the asphalt pavement bulges is further reduced.

Referring to fig. 1, the rear end of the receiving frame 41 is horizontally and rotatably connected with a plurality of rollers 16, the rollers 16 are parallel, and the axes of the rollers 16 are parallel to the axis of the rear axle 44. When the parts such as the bearing frame 41 and the like advance, the road pressing rollers 16 can roll the road surface, so that the leveling operation of the asphalt road surface is realized.

The implementation principle of the application is as follows: the receiving frame 41 is pushed to drive all the parts to move forward, and then the asphalt mixture in the feeding box 1 falls on the ground intermittently. Subsequently, the asphalt mixture is subjected to a leveling operation and a pre-compacting operation by the leveling block 8, and then subjected to a leveling operation by the leveling roller 11, and then subjected to a compacting operation by the compacting plate 14. And finally, leveling the asphalt mixture by the road roller 16 to realize the paving operation of the asphalt pavement.

The specific embodiments are only for explaining the present invention, and the present invention is not limited thereto, and those skilled in the art can make modifications without inventive contribution to the present embodiments 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

1. The utility model provides an asphalt paving equipment of municipal works building, including transport trolley (4) and a plurality of level rotate connect in road roller (16) of transport trolley (4) rear end, its characterized in that: the transport trolley (4) comprises:

a receiving frame (41) for supporting;

the front shaft (42) is horizontally and rotatably connected to the front end of the bearing frame (41), and front wheels (43) are fixedly sleeved at two end parts of the front shaft (42) respectively;

the rear shaft (44) is horizontally and rotatably connected to the rear end of the bearing frame (41), and two end parts of the rear shaft (44) are respectively and fixedly sleeved with a rear wheel (45);

the automatic feeding device comprises a receiving frame (41), a feeding box (1) is fixed at the front end of the receiving frame (41), a mounting hole (2) is formed in the outer wall of the feeding box (1), a baffle (3) capable of sealing the lower port of the feeding box (1) penetrates through the mounting hole (2) in a horizontal sliding mode, and a control mechanism (5) used for driving the baffle (3) to horizontally slide is arranged on the receiving frame (41).

2. The asphalt paving equipment for municipal engineering buildings according to claim 1, characterized in that: the control mechanism (5) comprises a control shaft (52) which is horizontally and rotatably connected with the side wall of the bearing frame (41), a control cam (53) which is fixedly sleeved on the control shaft (52) and a control plate (51) which is vertically fixed on the lower end surface of the baffle plate (3), the control shaft (52) is positioned above the front shaft (42), the control cam (53) is positioned below the baffle plate (3), and the convex end of the control cam (53) can push the control plate (51) to drive the baffle (3) to move, and the port of the feeding box (1) is opened, the control plate (51) is connected with the feeding box (1) through a return spring (7), the return spring (7) is used for driving the control plate (51) to move towards the feeding box (1), the bearing frame (41) is provided with a driving mechanism (6) for driving the control shaft (52) to rotate.

3. The asphalt paving equipment for municipal engineering buildings according to claim 2, characterized in that: the driving mechanism (6) comprises a driving gear (61) fixedly sleeved on the front shaft (42) and a driven gear (62) fixedly sleeved on the control shaft (52), and the driving gear (61) is meshed with the driven gear (62).

4. The asphalt paving equipment for municipal engineering buildings according to claim 2, characterized in that: the side wall of the bearing frame (41) is vertically and slidably connected with a flattening block (8) located behind the front shaft (42), and an adjusting mechanism (9) used for driving the flattening block (8) to move vertically is arranged on the bearing frame (41).

5. The asphalt paving equipment for municipal engineering buildings according to claim 4, wherein: adjustment mechanism (9) are fixed in including the level smooth regulating plate (91) and a plurality of the setting of piece (8) up end in accept return spring (92) on frame (41), control cam (53) are located the top of regulating plate (91) works as the protruding end of control cam (53) breaks away from behind control panel (51), the protruding end of control cam (53) can promote regulating plate (91) downstream, return spring (92) are used for the drive regulating plate (91) upward movement.

6. The asphalt paving equipment for municipal engineering buildings according to claim 4, wherein: the supporting device is characterized in that a supporting block (10) located behind the smoothing block (8) is horizontally and slidably connected to the bottom end of the bearing frame (41), a plurality of smoothing rollers (11) are horizontally and rotatably connected to the lower end face of the supporting block (10), the axis of each smoothing roller (11) is perpendicular to the axis of the front shaft (42), and a horizontal movement control mechanism (12) for driving the supporting block (10) is arranged on the bearing frame (41).

7. The asphalt paving equipment for municipal engineering buildings according to claim 6, wherein: the management and control mechanism (12) comprises a double-drive screw rod (121) which is horizontally and rotatably connected to the bearing frame (41) and a management and control gear (122) which is fixedly sleeved on the end part of the double-drive screw rod (121), the double-drive screw rod (121) penetrates through the supporting block (10) and forms threaded fit with the supporting block (10), and the management and control gear (122) is meshed with the driving gear (61).

8. The asphalt paving equipment for municipal engineering buildings according to claim 7, characterized in that: the side wall of the bearing frame (41) is vertically and slidably connected with a plurality of tamping rods (13), the plurality of tamping rods (13) are respectively located behind the supporting block (10), the plurality of tamping rods (13) are uniformly distributed along the front shaft (42) to the rear shaft (44), a tamping plate (14) is horizontally fixed at the lower end part of each tamping rod (13), and a linkage mechanism (15) used for driving the plurality of tamping rods (13) to vertically move is arranged on the bearing frame (41).

9. The asphalt paving equipment for municipal engineering buildings according to claim 8, wherein: the linkage mechanism (15) comprises a plurality of linkage gears (151) which are rotatably connected to the side wall of the bearing frame (41) and linkage rods (152) which are rotatably connected to the side wall of each linkage gear (151), the linkage rods (152) are rotatably connected with the corresponding tamping rods (13) and are away from the double-drive screw rod (121) which is closest to the linkage gears (151) and the control gears (122) are meshed.