Asphalt paving edge automatic bulldozing device for road surface layer

Abstract

The utility model relates to the technical field of road surface construction, and discloses an automatic edge bulldozing device for road surface asphalt paving, which comprises a storage hopper, one end of the storage hopper is provided with a supporting seat and two connecting lugs, the upper surface of the supporting seat is provided with a feeding structure, the two connecting lugs are fixed and are symmetrically arranged, and the connecting lugs are arranged on the upper surface of the storage hopper. An angle adjusting structure is installed between the two connecting lug blocks, the angle adjusting structure comprises a first connecting block, a first connecting rod, an installing block, a locking bolt and a second connecting rod, the first connecting block is installed between the two connecting lug blocks, and the first connecting rod is arranged at one end of the first connecting block. The angle of the storage hopper can be adjusted by taking down the locking bolt from the mounting block and then rotating the first connecting rod, meanwhile, asphalt in the storage hopper can be pushed out of the storage hopper through the feeding structure, so that the asphalt is laid on the edge of a road surface, and then bulldozing treatment is performed through the storage hopper, so that better practicability is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of road surface construction, in particular to an automatic leveling device for the edge of asphalt paving of a road surface layer. Background Art

[0002] Asphalt concrete, also known as asphalt mixture, is a mixed construction material made by mixing artificially selected mineral materials with a certain graded composition, crushed stone or crushed gravel, stone chips or sand and mineral powder, etc. with a certain proportion of road asphalt materials. In the process of asphalt concrete pavement construction, after the asphalt concrete is spread, before the asphalt concrete has solidified and formed, a leveling device is required to level the spread mixture.

[0003] The utility model patent application document with the publication number "CN216688953U" discloses an asphalt coating device for road maintenance, which is mainly composed of a base plate, a liquid storage tank, an L-shaped pipe, a vertical rod, a horizontal bar, a push rod, a pulley and a coating mechanism. This technical solution solves the problem that manual asphalt coating is time-consuming and labor-intensive, and also solves the problem that the coating plate is inconvenient to replace.

[0004] The asphalt coating device for highway maintenance disclosed in the above document has the following defects: during use, the asphalt coating device for highway maintenance cannot effectively control the coating angle for the edge parts on both sides of the road, and cannot achieve effective coating treatment on the road edge. Utility Model Content

[0005] The utility model aims to provide an automatic flattening device for the edge of asphalt paving of road surface layer, so as to solve the problems raised in the above-mentioned background technology.

[0006] In order to solve the above technical problems, the utility model is achieved through the following technical solutions:

[0007] The utility model discloses an automatic flattening device for the edge of asphalt paving of a road surface layer, comprising a storage hopper, a support seat and a connecting ear block are arranged at one end of the storage hopper, a feeding structure is installed on the upper surface of the support seat, the connecting ear blocks are fixed into two and symmetrically arranged, an angle adjustment structure is installed between the two connecting ear blocks, the angle adjustment structure comprises a first connecting block, a first connecting rod, a mounting block, a locking bolt and a second connecting rod, the first connecting block is installed between the two connecting ear blocks, a first connecting rod is arranged at one end of the first connecting block, a mounting block is arranged at the other end of the first connecting rod, the second connecting rod is rotatably connected inside the mounting block, a threaded hole is opened on the outer surface of the mounting block, a locking bolt is threadedly connected inside the threaded hole, the outer surface of the locking bolt abuts against the outer surface of the first connecting rod, the feeding structure comprises a push plate, a second connecting block, a worm gear, a driving motor and a gear, a second connecting block is arranged at one end of the push plate, a worm gear is installed inside the second connecting block through a quick release assembly, a gear is installed at the output end of the driving motor, and the gear is meshed and connected with the worm gear.

[0008] Furthermore, one end of the worm gear is provided with an external thread, and the worm gear is threadably connected to the anti-slip block via the external thread.

[0009] Furthermore, a placement seat and a support block are provided on the upper surface of the support seat, a driving motor is installed on the upper surface of the placement seat, a through hole is opened in the middle of the support block, and a worm gear is provided inside the through hole.

[0010] Furthermore, first auxiliary support plates are installed at both ends of the support seat, and the other end of the first auxiliary support plate is installed on the outer surface of the storage hopper.

[0011] Furthermore, a second auxiliary support plate is installed on the lower surface of the support seat, and the other end of the second auxiliary support plate is installed on the outer surface of the storage hopper.

[0012] Furthermore, the quick-release assembly includes a fixed block, a slider, an abutment block and a spring, a cavity is opened at one end of the fixed block, a slider is slidably connected to the inside of the cavity, the sliders are fixed in two and symmetrically arranged, a spring is slidably connected between the two sliders, an abutment block is provided at one end of the slider away from the spring, the abutment block penetrates the fixed block and extends outward, and the outer surface of the abutment block abuts against the outer surface of the second connecting block.

[0013] The utility model has the following beneficial effects:

[0014] (1) The utility model can adjust the angle of the storage hopper by removing the locking bolt from the mounting block and then rotating the first connecting rod. At the same time, the asphalt inside the storage hopper can be pushed out of the storage hopper through the feeding structure, so that the asphalt is spread on the edge of the road surface and then leveled by the storage hopper, which has good practicality.

[0015] (2) The utility model squeezes the abutment block so that the abutment block pushes the slider to move into the interior of the cavity. At the same time, the spring is compressed. When the outer surface of the abutment block is flush with the outer surface of the fixed block, the fixed block is pulled outward to disengage the fixed block from the mounting hole formed between the second connecting block and the worm gear. The second connecting block and the worm gear can be disassembled to achieve a quick disassembly effect.

[0016] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for describing the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0018] Figure 1 This is a schematic diagram of the structure of the utility model when the push plate does not move;

[0019] Figure 2 This is a schematic diagram of the structure of the push plate of the utility model when it moves;

[0020] Figure 3 This is a schematic diagram of the structure of the storage hopper of the utility model;

[0021] Figure 4 This is a schematic diagram of the quick-release assembly and feeding structure of the utility model;

[0022] Figure 5 This is a cross-sectional view of the structure of the quick-release assembly of the utility model;

[0023] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0024] In the figure: 1. storage hopper; 101. support seat; 102. connecting ear block; 103. placement seat; 104. support block; 105. first auxiliary support plate; 106. second auxiliary support plate; 2. feeding structure; 201. push plate; 202. second connecting block; 203. worm gear; 204. drive motor; 205. gear; 3. angle adjustment structure; 301. first connecting block; 302. first connecting rod; 303. mounting block; 304. locking bolt; 305. second connecting rod; 4. quick release assembly; 401. fixing block; 402. sliding block; 403. abutment block; 404. spring; 5. anti-slip block. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] See also Figure 1 - Figure 5 As shown, the utility model is an automatic flattening device for asphalt paving edges of road surface layers, comprising a storage hopper 1, one end of which is provided with a support seat 101 and a connecting ear block 102, a feeding structure 2 is installed on the upper surface of the support seat 101, the connecting ear blocks 102 are fixed in two and symmetrically arranged, an angle adjustment structure 3 is installed between the two connecting ear blocks 102, the angle adjustment structure 3 comprises a first connecting block 301, a first connecting rod 302, a mounting block 303, a locking bolt 304 and a second connecting rod 305, the first connecting block 301 is installed between the two connecting ear blocks 102, one end of the first connecting block 301 is provided with the first connecting rod 302, and the other end of the first connecting rod 302 A mounting block 303 is provided, and a second connecting rod 305 is rotatably connected inside the mounting block 303. A threaded hole is provided on the outer surface of the mounting block 303, and a locking bolt 304 is threadedly connected inside the threaded hole. The outer surface of the locking bolt 304 abuts against the outer surface of the first connecting rod 302. The feeding structure 2 includes a push plate 201, a second connecting block 202, a worm gear 203, a driving motor 204 and a gear 205. A second connecting block 202 is provided at one end of the push plate 201, and a worm gear 203 is installed inside the second connecting block 202 through a quick-release assembly 4. A gear 205 is installed at the output end of the driving motor 204, and the gear 205 is meshedly connected with the worm gear 203.

[0027] One end of the worm gear 203 is provided with an external thread, and the worm gear 203 is threadedly connected to the anti-slip block 5 via the external thread.

[0028] A placement seat 103 and a support block 104 are provided on the upper surface of the support seat 101 . A driving motor 204 is installed on the upper surface of the placement seat 103 . A through hole is opened in the middle of the support block 104 . A worm gear 203 is provided inside the through hole.

[0029] First auxiliary support plates 105 are installed at both ends of the support seat 101 , and the other end of the first auxiliary support plate 105 is installed on the outer surface of the storage hopper 1 .

[0030] A second auxiliary support plate 106 is installed on the lower surface of the support seat 101 , and the other end of the second auxiliary support plate 106 is installed on the outer surface of the storage hopper 1 .

[0031] The quick-release assembly 4 includes a fixed block 401, a slider 402, an abutment block 403 and a spring 404. A cavity is opened at one end of the fixed block 401, and a slider 402 is slidably connected inside the cavity. The sliders 402 are fixed in two and symmetrically arranged. A spring 404 is slidably connected between the two sliders 402. An abutment block 403 is provided at one end of the slider 402 away from the spring 404. The abutment block 403 penetrates the fixed block 401 and extends outward. The outer surface of the abutment block 403 abuts against the outer surface of the second connecting block 202.

[0032] When in use, first fix the second connecting rod 305 to the external bulldozer. After installation, the storage hopper 1 is located at the edge of the road surface. The locking bolt 304 can be removed by turning the locking bolt 304 clockwise, and then the first connecting rod 302 is rotated, so that the first connecting rod 302 drives the first connecting block 301 to rotate together, thereby rotating the storage hopper 1. When the storage hopper 1 is at a suitable angle, the locking bolt 304 is rotated counterclockwise so that the outer surface of the locking bolt 304 abuts against the outer surface of the first connecting rod 302, so that the angle of the first connecting rod 302 is fixed, and then the asphalt is placed inside the storage hopper 1. Then, the driving motor 204 is turned on, and the driving motor 204 drives the gear 205 to rotate, and the gear 205 drives the worm gear 203 to move The worm gear 203 moves while pushing the push plate 201 to move inside the storage hopper 1, so that the asphalt inside the storage hopper 1 is spread at the edge of the road surface. Then, the bulldozer moves while driving the storage hopper 1 to move, so that the storage hopper 1 flattens the asphalt spread at the edge of the road surface. When the push plate 201 needs to be disassembled, the abutment block 403 is squeezed so that the abutment block 403 pushes the slider 402 to move inside the cavity. At the same time, the spring 404 is compressed. When the outer surface of the abutment block 403 is flush with the outer surface of the fixed block 401, the fixed block 401 is pulled outward at this time to disengage the fixed block 401 from the mounting hole provided by the second connecting block 202 and the worm gear 203, thereby completing the disassembly of the second connecting block 202 and the worm gear 203, thereby achieving the effect of quick disassembly.

[0033] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the utility model to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. An automatic flattening device for asphalt paving edges of road surface layers, comprising a storage hopper (1), characterized in that: A support seat (101) and a connecting ear block (102) are provided at one end of the storage hopper (1); a feeding structure (2) is installed on the upper surface of the support seat (101); two connecting ear blocks (102) are fixed and symmetrically arranged; an angle adjustment structure (3) is installed between the two connecting ear blocks (102); The angle adjustment structure (3) comprises a first connecting block (301), a first connecting rod (302), a mounting block (303), a locking bolt (304) and a second connecting rod (305); the first connecting block (301) is mounted between the two connecting ear blocks (102); one end of the first connecting block (301) is provided with the first connecting rod (302); the other end of the first connecting rod (302) is provided with the mounting block (303); the second connecting rod (305) is rotatably connected inside the mounting block (303); a threaded hole is provided on the outer surface of the mounting block (303); the locking bolt (304) is threadedly connected inside the threaded hole; and the outer surface of the locking bolt (304) abuts against the outer surface of the first connecting rod (302); The feeding structure (2) comprises a push plate (201), a second connecting block (202), a worm gear (203), a driving motor (204) and a gear (205); one end of the push plate (201) is provided with a second connecting block (202); the interior of the second connecting block (202) is provided with a worm gear (203) via a quick-release assembly (4); the output end of the driving motor (204) is provided with a gear (205); the gear (205) is meshingly connected with the worm gear (203).

2. The automatic flattening device for asphalt paving edge of road surface layer according to claim 1, characterized in that: One end of the worm gear (203) is provided with an external thread, and the worm gear (203) is threadedly connected to the anti-slip block (5) via the external thread.

3. The automatic flattening device for asphalt paving edge of road surface layer according to claim 1, characterized in that: A placement seat (103) and a support block (104) are provided on the upper surface of the support seat (101); a drive motor (204) is mounted on the upper surface of the placement seat (103); a through hole is provided in the middle of the support block (104); a worm gear (203) is provided inside the through hole.

4. The automatic flattening device for asphalt paving edge of road surface layer according to claim 1, characterized in that: First auxiliary support plates (105) are installed at both ends of the support seat (101), and the other end of the first auxiliary support plate (105) is installed on the outer surface of the storage hopper (1).

5. The automatic flattening device for asphalt paving edge of road surface layer according to claim 1, characterized in that: A second auxiliary support plate (106) is mounted on the lower surface of the support seat (101), and the other end of the second auxiliary support plate (106) is mounted on the outer surface of the storage hopper (1).

6. The automatic flattening device for asphalt paving edge of road surface layer according to claim 1, characterized in that: The quick-release assembly (4) comprises a fixed block (401), a slider (402), an abutment block (403) and a spring (404); a cavity is provided at one end of the fixed block (401); a slider (402) is slidably connected to the interior of the cavity; two sliders (402) are fixed and symmetrically arranged; a spring (404) is slidably connected between the two sliders (402); an abutment block (403) is provided at one end of the slider (402) away from the spring (404); the abutment block (403) penetrates the fixed block (401) and extends outward; an outer surface of the abutment block (403) abuts against an outer surface of the second connection block (202).

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