Sidewalk pavement paving device for road construction
By designing a paving device for paving for road construction including screening nets, grinding rollers and scrapers, the problems of uneven sand and gravel paving and different sizes in the prior art are solved, and high-quality paving of sidewalks are achieved.
Patent Information
- Application Number
- CN202421327513.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-06-11
- Publication Date
- 2025-02-28
- Estimated Expiration
- 2034-06-11
AI Technical Summary
When existing paving equipment lays sand and gravel, it is easy to cause sand and gravel to be piled together, resulting in uneven laying, and it is not convenient to crush and screen the sand and gravel, resulting in different sizes of the paved sand and gravel, affecting the quality of the paving sidewalk.
A paving device for paving roads for road construction is designed, including a shell, mounting plate, slide rod, slide plate, screen rack, motor, eccentric wheel, blanking hole, scraper and grinding components. The sand and gravel are screened by setting up a screening net, and the sand and gravel with larger sizes are crushed and ground through grinding rollers to ensure the laying quality, and scrape the sand and gravel with scraper to achieve the purpose of uniform laying.
Through the use of this device, even laying of sand and gravel can be ensured, the problem of different sizes of sand and gravel can be avoided, and the quality of paving sidewalks can be improved.
Smart Images
Figure CN222541201U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of road construction, in particular to a sidewalk pavement paving device for road construction. Background Art
[0002] The sidewalk refers to the part of the road separated by curbs, guardrails and other similar facilities for pedestrians. It is generally about four meters wide. Sidewalks are very common in cities. There are sidewalks on all streets. As one of the important components of urban roads, with the rapid development of cities, its function is no longer simply a dedicated passage for pedestrians. It plays an important role in the drainage of urban traffic, the creation of urban landscape and the support of urban public facilities.
[0003] At present, when paving a pedestrian road, it is necessary to first lay a layer of sand and gravel, and then pour other engineering materials on it. However, the existing paving equipment has only one discharge port when paving sand and gravel, which easily leads to the sand and gravel being piled together, resulting in uneven paving. In addition, it is not convenient to crush and screen the sand and gravel, resulting in different sizes of laid sand and gravel, affecting the quality of sidewalk paving. Therefore, there is an urgent need for a sidewalk pavement paving device for road construction to solve the above problems. Utility Model Content
[0004] 1. Technical issues to be solved
[0005] In view of the shortcomings of the prior art, the utility model provides a sidewalk pavement paving device for road construction, which has the advantages of uniform paving, etc., and solves the problems of uneven paving, inconvenience in crushing and screening sand and gravel, resulting in different sizes of laid sand and gravel, affecting the quality of sidewalk paving.
[0006] (II) Technical solution
[0007] The utility model provides a technical solution to the above-mentioned technical problems as follows: a pedestrian pavement paving device for road construction, comprising a shell, an inner wall of the shell is fixedly connected to a mounting plate, the outside of the mounting plate is fixedly connected to a sliding rod, the outside of the sliding rod is slidably connected to a sliding plate, the outside of the sliding plate is fixedly connected to a screening frame, a first motor is fixedly installed on the right side wall of the shell, an eccentric wheel in contact with the screening frame is fixedly connected to the output shaft of the first motor, a blanking hole is provided at the bottom of the shell, a second motor is fixedly connected to the back side of the shell, a threaded rotating shaft is fixedly connected to the output shaft of the second motor, a scraper is threadedly connected to the outside of the threaded rotating shaft, and a grinding assembly is arranged on the inner side wall of the shell.
[0008] The beneficial effects of the utility model are:
[0009] The sidewalk pavement paving device for road construction screens sand and gravel by setting a screening net, crushes and grinds larger sand and gravel by a grinding roller to ensure the paving quality, and scrapes the sand and gravel by a scraper to achieve the purpose of uniform paving.
[0010] On the basis of the above technical solution, the present invention can also be improved as follows.
[0011] Furthermore, a protective cover is fixedly connected to the inner wall of the shell, a sliding groove is provided inside the protective cover, and a sliding block slidably connected to the inside of the sliding groove is fixedly connected to the outside of the scraper.
[0012] The beneficial effect of adopting the above further solution is that the protective cover is provided to prevent sand and gravel from affecting the transmission effect of the threaded shaft.
[0013] Furthermore, a spring is fixedly connected to the outside of the mounting plate, one end of the spring away from the mounting plate is fixedly connected to the slide plate, a screening net is fixedly connected to the inside of the screening frame, and a first guide block is fixedly connected to the inner wall of the screening frame.
[0014] The beneficial effect of adopting the above further solution is that when the eccentric wheel pushes away from the screening frame, the screening frame is reset by the spring, so that the screening frame is continuously shaken up and down, thereby improving the screening effect of the screening net.
[0015] Furthermore, the grinding assembly includes a third motor fixedly mounted on the inner top wall of the shell, a grinding roller is fixedly connected to the output shaft of the third motor, and a grinding shell matched with the grinding roller is fixedly connected to the inner wall of the shell.
[0016] The beneficial effect of adopting the above further scheme is that by starting the third motor to rotate the grinding roller, the grinding roller and the grinding shell cooperate to crush and grind larger sand and gravel to ensure the paving quality.
[0017] Furthermore, a guide funnel located below the grinding shell is fixedly connected to the inner wall of the shell, and a second guide block is fixedly connected to the inner bottom wall of the shell.
[0018] The beneficial effect of adopting the above further solution is that the sand and gravel are guided by the second guide block and discharged through the drop hole.
[0019] Furthermore, a rolling wheel is rotatably connected inside the shell, a feeding funnel is fixedly connected to the top of the shell, and a handrail is fixedly connected to the left side wall of the shell.
[0020] The beneficial effect of adopting the above further solution is that the sand and gravel on the ground are rolled and laid flat using the rolling wheel. BRIEF DESCRIPTION OF THE DRAWINGS
[0021] Figure 1 It is a schematic diagram of the structure of the utility model;
[0022] Figure 2 It is a structural cross-sectional view of the grinding shell in the utility model;
[0023] Figure 3 This is a structural cross-sectional view of the protective cover in the utility model;
[0024] Figure 4 It is a structural sectional view of the screening frame in the utility model.
[0025] In the figure: 1, shell; 2, mounting plate; 3, slide bar; 4, screening frame; 5, first motor; 6, eccentric wheel; 7, drop hole; 8, second motor; 9, threaded shaft; 10, scraper; 11, protective cover; 12, spring; 13, screening net; 14, third motor; 15, grinding roller; 16, grinding shell; 17, guide funnel; 18, first guide block; 19, rolling wheel; 20, feed funnel; 21, handrail; 22, second guide block. DETAILED DESCRIPTION
[0026] 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.
[0027] In the embodiment, Figure 1-4 A sidewalk pavement paving device for road construction is provided. The utility model comprises a shell 1, a mounting plate 2 is fixedly connected to the inner wall of the shell 1, a slide bar 3 is fixedly connected to the outside of the mounting plate 2, a slide plate is slidably connected to the outside of the slide bar 3, a screening frame 4 is fixedly connected to the outside of the slide plate, a first motor 5 is fixedly installed on the right side wall of the shell 1, an eccentric wheel 6 in contact with the screening frame 4 is fixedly connected to the output shaft of the first motor 5, a spring 12 is fixedly connected to the outside of the mounting plate 2, one end of the spring 12 away from the mounting plate 2 is fixedly connected to the slide plate, a screening net 13 is fixedly connected to the inside of the screening frame 4, and a first guide block 18 is fixedly connected to the inner wall of the screening frame 4.
[0028] In this embodiment, in actual use, the eccentric wheel 6 is driven to rotate by starting the first motor 5, and the screening frame 4 is pushed away by the distal end of the eccentric wheel 6, and the screening frame 4 moves upward. When the proximal end of the eccentric wheel 6 is in contact with the screening frame 4, the screening frame 4 is reset by the spring 12, so that the screening frame 4 is continuously shaken up and down, thereby improving the screening effect of the screening net 13.
[0029] Specifically, refer to Figure 2 A grinding assembly is provided on the inner wall of the shell 1, and the grinding assembly includes a third motor 14 fixedly mounted on the inner top wall of the shell 1, a grinding roller 15 is fixedly connected to the output shaft of the third motor 14, and a grinding shell 16 adapted to the grinding roller 15 is fixedly connected to the inner wall of the shell 1.
[0030] In this embodiment, in actual use, the larger sand and gravel are guided to the inside of the grinding shell 16 by the first guide block 18, and the grinding roller 15 is rotated by starting the third motor 14, so that the grinding roller 15 and the grinding shell 16 cooperate to crush and grind the larger sand and gravel to ensure the paving quality.
[0031] Specifically, refer to Figure 3 A blanking hole 7 is provided at the bottom of the shell 1, a second motor 8 is fixedly connected to the back of the shell 1, a threaded shaft 9 is fixedly connected to the output shaft of the second motor 8, a scraper 10 is threadedly connected to the outer surface of the threaded shaft 9, a protective cover 11 is fixedly connected to the inner wall of the shell 1, a slide groove is provided inside the protective cover 11, and a slider slidably connected to the inside of the slide groove is fixedly connected to the outside of the scraper 10.
[0032] In this embodiment, in actual use, a guide funnel 17 located below the grinding shell 16 is fixedly connected to the inner wall of the shell 1, and a second guide block 22 is fixedly connected to the inner bottom wall of the shell 1. The ground sand and gravel slide through the guide funnel 17 onto the second guide block 22, and the sand and gravel are guided by the second guide block 22 to be discharged through the drop hole 7.
[0033] Among them, a protective cover 11 is provided to prevent sand and gravel from affecting the transmission effect of the threaded shaft 9. The second motor 8 is started to drive the threaded shaft 9 to rotate, and the scraper 10 is moved. The scraper 10 is used to scrape the sand and gravel to prevent the sand and gravel from piling up, thereby achieving the purpose of uniform paving.
[0034] Specifically, refer to Figure 1 A rolling wheel 19 is rotatably connected inside the shell 1, a feeding funnel 20 is fixedly connected to the top of the shell 1, and a handrail 21 is fixedly connected to the left side wall of the shell 1. The rolling wheel 19 is used to roll and lay the sand and gravel on the ground.
[0035] Working principle:
[0036] The sand and gravel fall onto the screening frame 4 through the feed funnel 20. The eccentric wheel 6 is driven to rotate by starting the first motor 5, so that the screening frame 4 is constantly shaken up and down, and the screening net 13 is used to quickly screen the sand and gravel. The larger sand and gravel are guided to the inside of the grinding shell 16 by the first guide block 18. The grinding roller 15 is rotated by starting the third motor 14, and the grinding roller 15 cooperates with the grinding shell 16 to crush and grind the larger sand and gravel. The ground sand and gravel slide onto the second guide block 22 through the guide funnel 17. The sand and gravel are guided by the second guide block 22 to be discharged through the drop hole 7. The second motor 8 is started to drive the threaded shaft 9 to rotate, so that the scraper 10 is moved, and the scraper 10 is used to scrape the sand and gravel so that the sand and gravel are evenly laid.
[0037] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.
[0038] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. A pedestrian pavement paving device for road construction, comprising a housing (1), characterized in that: A mounting plate (2) is fixedly connected to the inner wall of the shell (1), a sliding rod (3) is fixedly connected to the outside of the mounting plate (2), a sliding plate is slidably connected to the outside of the sliding rod (3), a screening frame (4) is fixedly connected to the outside of the sliding plate, a first motor (5) is fixedly installed on the right side wall of the shell (1), an eccentric wheel (6) in contact with the screening frame (4) is fixedly connected to the output shaft of the first motor (5), a blanking hole (7) is provided at the bottom of the shell (1), a second motor (8) is fixedly connected to the back of the shell (1), a threaded shaft (9) is fixedly connected to the output shaft of the second motor (8), a scraper (10) is threadedly connected to the outside of the threaded shaft (9), and a grinding component is provided on the inner wall of the shell (1).
2. A sidewalk pavement paving device for road construction according to claim 1, characterized in that: A protective cover (11) is fixedly connected to the inner wall of the shell (1), a sliding groove is provided inside the protective cover (11), and a sliding block slidably connected to the inside of the sliding groove is fixedly connected to the outside of the scraper (10).
3. A sidewalk pavement paving device for road construction according to claim 1, characterized in that: A spring (12) is fixedly connected to the outside of the mounting plate (2), and one end of the spring (12) away from the mounting plate (2) is fixedly connected to the slide plate. A screening net (13) is fixedly connected to the inside of the screening frame (4), and a first guide block (18) is fixedly connected to the inner wall of the screening frame (4).
4. A sidewalk pavement paving device for road construction according to claim 1, characterized in that: The grinding assembly comprises a third motor (14) fixedly mounted on the inner top wall of the shell (1); a grinding roller (15) is fixedly connected to the output shaft of the third motor (14); and a grinding shell (16) adapted to the grinding roller (15) is fixedly connected to the inner wall of the shell (1).
5. A sidewalk pavement paving device for road construction according to claim 4, characterized in that: A guide funnel (17) located below the grinding shell (16) is fixedly connected to the inner wall of the shell (1), and a second guide block (22) is fixedly connected to the inner bottom wall of the shell (1).
6. A sidewalk pavement paving device for road construction according to claim 1, characterized in that: A rolling wheel (19) is rotatably connected inside the shell (1), a feeding funnel (20) is fixedly connected to the top of the shell (1), and a handrail (21) is fixedly connected to the left side wall of the shell (1).