Municipal road laying structure

Abstract

The utility model discloses a municipal road paving structure, which belongs to the related technical field of municipal road construction and comprises an n-shaped support plate, fixed outer rods are fixedly connected to two side walls of the n-shaped support plate, inverted-L-shaped movable inner rods are movably inserted into movable cavities formed in the inner sides of the fixed outer rods, and the inverted-L-shaped movable inner rods are movably inserted into the n-shaped support plate. Sliding grooves are formed in the side walls, deviating from each other, of the two inverted-L-shaped movable inner rods correspondingly, and sliding blocks with the cross sections of I-shaped structures are slidably connected into the sliding grooves correspondingly. According to the utility model, through the arrangement of the length adjusting structure, the screw rod b is rotated through the handle, so that the movable block moves away from the pushing hand lever or towards the pushing hand lever, and the two inverted-L-shaped movable inner rods move away from each other or oppositely under the action of the two push-pull rods; and therefore, the distance between the two adjusting push plates a can be adjusted, asphalt can be flattened for road surfaces with different widths, and the applicability of the municipal road laying structure is greatly improved.

Description

Technical Field

[0001] The utility model belongs to the technical field related to municipal road construction, and specifically relates to a municipal road paving structure. Background Art

[0002] Municipal road paving equipment refers to equipment and tools used for road construction and maintenance, including but not limited to pavers, rollers, asphalt mixing equipment, road patching machines, road marking machines, etc. These devices are used to lay road surface materials, maintain road facilities, draw road markings, etc., to ensure the smoothness, safety and comfort of the road, and improve the efficiency and quality of urban transportation.

[0003] The municipal road paving structure of the prior art has the following disadvantages during use:

[0004] ① Generally, when leveling the asphalt between two rows of roadbed stones, a paving and leveling device is needed. The length of the leveling mechanism on the paving and leveling device is fixed, and asphalt can only be leveled for a road surface of a fixed width, which limits the scope of application;

[0005] ② The height of the leveling mechanism is fixed. When leveling the asphalt laid between two rows of roadbed stones, it can only meet the leveling of a fixed height, and the scope of use is further limited. Therefore, a municipal road paving structure is needed. Utility Model Content

[0006] The purpose of the utility model is to provide a municipal road paving structure to solve the problems raised in the above background technology.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a municipal road paving structure, comprising an n-shaped support plate, both side walls of the n-shaped support plate are fixedly connected with fixed outer rods, and inverted L-shaped movable inner rods are movably inserted in the movable cavity provided on the inner side of the fixed outer rods, and sliding grooves are provided on the side walls of the two inverted L-shaped movable inner rods that are separated from each other, and sliders with I-shaped cross-sections are slidably connected in the sliding grooves, and the opposite ends of the two sliders are fixedly connected with adjustment push plates a, and the two adjustment push plates a slide in the movable groove provided on the back of the same adjustment push plate b, and the front side walls of the two adjustment push plates a are fixedly connected with sliding bars with I-shaped vertical cross-sections, and the sliding bars are slidably connected to the sliding channels provided on the adjustment push plates b;

[0008] An oblique arm is fixedly connected to one side wall of the n-shaped support plate, a push handle is fixedly connected to the other end of the oblique arm, an inverted L-shaped seat is fixedly connected to the opposite side walls of the two inverted L-shaped movable inner rods, and a plurality of rollers are rotatably connected to the inverted L-shaped seats;

[0009] It also includes a height adjustment structure and a length adjustment structure. The height adjustment structure is installed on the n-shaped support plate and connected to the top of the adjustment push plate b. The height adjustment structure can facilitate synchronous adjustment of the height of the adjustment push plate b and the two adjustment push plates a.

[0010] The length adjustment structure is installed on the oblique arm and connected to the top ends of the two inverted L-shaped movable inner rods. The length adjustment structure can facilitate the adjustment of the distance between the two adjustment push plates a.

[0011] As a preferred embodiment, the height adjustment structure includes a screw rod a threadedly connected at the top center of the n-type support plate, the bottom end of the screw rod a is rotatably connected to the top of the adjustment push plate b, and the top end of the screw rod a is fixedly connected to a hand wheel.

[0012] As a preferred implementation, the bottom end of the adjusting push plate b is flush with the bottom end of the adjusting push plate a.

[0013] As a preferred embodiment, the length adjustment structure includes push-pull rods rotatably connected to the top ends of two inverted L-shaped movable inner rods, and the other ends of the two push-pull rods are rotatably connected to the top end of a movable block with an I-shaped structure in vertical cross-section, and the movable block is slidably connected to a movable groove provided on the inclined arm.

[0014] As a preferred implementation, a screw rod b is threadedly connected to the movable block, and both ends of the screw rod b are rotatably connected to the movable groove.

[0015] As a preferred embodiment, one end of the screw rod b that is away from the n-type support plate movably extends to the outside of the pushing handle and is fixedly connected with a handle.

[0016] Compared with the prior art, the municipal road paving structure provided by the utility model at least includes the following

[0017] Beneficial effects:

[0018] (1) Through the setting of the height adjustment structure, the screw a is rotated by the hand wheel, and the action of multiple components is coordinated, so that the adjustment push plate b can drive the height of the two adjustment push plates a to move and adjust synchronously, so that the asphalt laid between two rows of roadbed stones can be flattened to different heights, and the application range is wide;

[0019] (2) By setting up the length adjustment structure, the screw rod b is rotated through the handle, so that the movable block moves away from or toward the pushing handle, and cooperates with the action of the two push-pull rods to make the two inverted L-shaped movable inner rods move away from or towards each other, so that the distance between the two adjustment push plates a can be adjusted to meet the needs of leveling asphalt for road surfaces of different widths, thereby greatly improving the applicability of the municipal road paving structure. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the overall three-dimensional first-view structure of the utility model;

[0021] Figure 2 It is a schematic diagram of the overall three-dimensional second viewing angle structure of the utility model;

[0022] Figure 3 It is a three-dimensional structural schematic diagram of each component in the height adjustment structure of the utility model;

[0023] Figure 4 It is a schematic diagram of the overall planar structure of the utility model.

[0024] In the figure: 1. n-shaped support plate; 2. fixed outer rod; 21. inverted L-shaped movable inner rod; 22. slider; 23. adjustment push plate a; 24. slide bar; 3. adjustment push plate b; 4. height adjustment structure; 41. screw a; 42. hand wheel; 5. inclined arm; 51. push handle; 6. length adjustment structure; 61. push-pull rod; 62. movable block; 63. screw b; 64. handle; 7. inverted L-shaped seat; 71. roller. DETAILED DESCRIPTION

[0025] The present invention will be further described below in conjunction with the embodiments.

[0026] In order to make the purpose, technical solution and advantages of the embodiments of the utility model clearer, the technical solution of the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings of the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, rather than all of the embodiments. Based on the described embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work belong to the scope of protection of the utility model.

[0027] The following examples are used to illustrate the present invention, but cannot be used to limit the scope of protection of the present invention. The conditions in the examples can be further adjusted according to specific conditions, and simple improvements to the method of the present invention under the premise of the concept of the present invention are all within the scope of protection claimed by the present invention.

[0028] Example

[0029] ① Generally, when leveling the asphalt between two rows of roadbed stones, a paving and leveling device is needed. The length of the leveling mechanism on the paving and leveling device is fixed, and asphalt can only be leveled for a road surface of a fixed width, which limits the scope of application;

[0030] ② The height of the leveling mechanism is fixed. When leveling the asphalt laid between two rows of roadbed stones, it can only meet the leveling of the fixed height, which further limits the scope of use;

[0031] To do this, see Figure 1-4 The utility model provides a municipal road paving structure, comprising:

[0032] An n-type support plate 1, both side walls of the n-type support plate 1 are fixedly connected with fixed outer rods 2, and an inverted L-shaped movable inner rod 21 is movably inserted in the movable cavity provided on the inner side of the fixed outer rod 2, and a sliding groove is provided on the side wall opposite to each other of the two inverted L-shaped movable inner rods 21, and a slider 22 with an I-shaped cross section is slidably connected in the sliding groove, and an adjusting push plate a23 is fixedly connected at the opposite ends of the two sliders 22, and the two adjusting push plates a23 slide in the moving groove provided on the back of the same adjusting push plate b3, and a sliding bar 24 with an I-shaped vertical cross section is fixedly connected to the front side wall of the two adjusting push plates a23, and the sliding bar 24 is slidably connected to the sliding channel provided on the adjusting push plate b3;

[0033] An oblique arm 5 is fixedly connected to one side wall of the n-shaped support plate 1, and a push handle 51 is fixedly connected to the other end of the oblique arm 5. An inverted L-shaped seat 7 is fixedly connected to the opposite side walls of the two inverted L-shaped movable inner rods 21, and a plurality of rollers 71 are rotatably connected to the inverted L-shaped seat 7.

[0034] The plurality of rollers 71 are designed to be able to roll on two rows of pre-buried roadbed stones on the municipal road.

[0035] It also includes a height adjustment structure 4 and a length adjustment structure 6. The height adjustment structure 4 is installed on the n-type support plate 1 and connected to the top of the adjustment push plate b3. The height adjustment structure 4 can facilitate synchronous adjustment of the height of the adjustment push plate b3 and the two adjustment push plates a23.

[0036] The length adjustment structure 6 is installed on the oblique arm 5 and connected to the top ends of the two inverted L-shaped movable inner rods 21. The length adjustment structure 6 can facilitate the adjustment of the distance between the two adjustment push plates a23.

[0037] Further as Figure 1-4 As shown, it is worth explaining in detail that, in order to facilitate the adjustment of the height of the adjusting push plate b3 and the two adjusting push plates a23, a height adjustment structure 4 is set, including a screw a41 threadedly connected at the top center of the n-type support plate 1, and the bottom end of the screw a41 is rotatably connected to the top of the adjusting push plate b3, and a hand wheel 42 is fixed to the top of the screw a41, and the bottom end of the adjusting push plate b3 is flush with the bottom end of the adjusting push plate a23.

[0038] Further as Figure 1-4As shown, it is worth explaining in detail that in order to facilitate the adjustment of the distance between the two adjustment push plates a23 so as to meet the needs of flattening asphalt on roads of different widths, a length adjustment structure 6 is provided, including a push-pull rod 61 rotatably connected to the top of the two inverted L-shaped movable inner rods 21, and the other ends of the two push-pull rods 61 are rotatably connected to the top of a movable block 62 with an I-shaped structure in vertical section, and the movable block 62 is slidably connected to a movable groove provided on the inclined arm 5, and a screw b63 is threadedly connected to the movable block 62, and both ends of the screw b63 are rotatably connected to the movable groove, and one end of the screw b63 away from the n-shaped support plate 1 is movably extended to the outside of the pushing hand rod 51, and is fixedly connected to a handle 64.

[0039] Among them, when the handle 64 rotates the screw b63, the movable block 62 moves in the movable groove, cooperating with the action of the two push-pull rods 61, and an inverted L-shaped movable inner rod 21 is movably inserted in the movable cavity set on the inner side of the fixed outer rod 2, so that the distance between the two inverted L-shaped movable inner rods 21 can be adjusted. In addition, with the setting of the slider 22, the distance between the two adjustment push plates a23 can be adjusted.

[0040] In summary: when using the municipal road paving structure, first, the screw rod b63 can be rotated through the handle 64, so that the movable block 62 moves in the movable groove, cooperate with the action of the two push-pull rods 61, and the inverted L-shaped movable inner rod 21 is movably inserted in the movable cavity provided on the inner side of the fixed outer rod 2, so that the distance between the two inverted L-shaped movable inner rods 21 can be adjusted, cooperate with the action of the slider 22, so that the distance between the two adjusting push plates a23 can be adjusted. After the adjustment, the multiple rollers 71 provided on both sides can be placed on the top of a row of roadbed stones provided on both sides of the road surface. After that, the screw rod a41 is manually rotated through the hand wheel 42, so that the adjusting push plate b3 drives the two adjusting push plates a23 to adjust the height. After that, the device is pulled to move by pushing the hand rod 51, so that the asphalt laid on the road surface can be flattened.

[0041] Unless otherwise defined, the technical or scientific terms used in the present invention shall have the usual meanings understood by persons with ordinary skills in the field to which the present invention belongs. The words "including" or "comprising" and the like used in the present invention mean that the elements or objects appearing before the word include the elements or objects listed after the word and their equivalents, without excluding other elements or objects. The words "connect" or "connected" and the like are not limited to physical or mechanical connections, but may also include electrical connections, whether direct or indirect. "Up", "down", "left", "right", etc. are only used to indicate relative position relationships. When the absolute position of the described object changes, the relative position relationship may also change accordingly.

[0042] 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 municipal road paving structure, comprising an n-type support plate (1), characterized in that: The two side walls of the n-shaped support plate (1) are fixedly connected with fixed outer rods (2), and an inverted L-shaped movable inner rod (21) is movably inserted in the movable cavity provided on the inner side of the fixed outer rod (2), and a sliding groove is provided on the side wall opposite to each other of the two inverted L-shaped movable inner rods (21), and a slider (22) with an I-shaped cross section is slidably connected in the sliding groove, and an adjustment push plate a (23) is fixedly connected to the opposite ends of the two sliders (22), and the two adjustment push plates a (23) slide in the movable groove provided on the back of the same adjustment push plate b (3), and a sliding bar (24) with an I-shaped vertical cross section is fixedly connected to the front side wall of the two adjustment push plates a (23), and the sliding bar (24) is slidably connected to the sliding channel provided on the adjustment push plate b (3); An oblique arm (5) is fixedly connected to one side wall of the n-shaped support plate (1), a push handle (51) is fixedly connected to the other end of the oblique arm (5), an inverted L-shaped seat (7) is fixedly connected to the opposite side walls of the two inverted L-shaped movable inner rods (21), and a plurality of rollers (71) are rotatably connected to the inverted L-shaped seats (7); It also includes a height adjustment structure (4) and a length adjustment structure (6), wherein the height adjustment structure (4) is mounted on the n-shaped support plate (1) and connected to the top end of the adjustment push plate b (3), and the height adjustment structure (4) can facilitate synchronous adjustment of the heights of the adjustment push plate b (3) and the two adjustment push plates a (23); The length adjustment structure (6) is installed on the oblique arm (5) and is connected to the top ends of the two inverted L-shaped movable inner rods (21). The length adjustment structure (6) can facilitate the adjustment of the distance between the two adjustment push plates a (23).

2. A municipal road paving structure according to claim 1, characterized in that: The height adjustment structure (4) comprises a screw rod a (41) threadedly connected at the top center of the n-type support plate (1), the bottom end of the screw rod a (41) is rotatably connected to the top of the adjustment push plate b (3), and the top end of the screw rod a (41) is fixedly connected to a hand wheel (42).

3. A municipal road paving structure according to claim 1, characterized in that: The bottom end of the adjusting push plate b (3) is flush with the bottom end of the adjusting push plate a (23).

4. A municipal road paving structure according to claim 1, characterized in that: The length adjustment structure (6) comprises push-pull rods (61) rotatably connected to the top ends of two inverted L-shaped movable inner rods (21), the other ends of the two push-pull rods (61) are rotatably connected to the top ends of movable blocks (62) having an I-shaped structure in vertical section, and the movable blocks (62) are slidably connected to movable grooves provided on the oblique arms (5).

5. A municipal road paving structure according to claim 4, characterized in that: The movable block (62) is threadedly connected with a screw rod b (63), and both ends of the screw rod b (63) are rotatably connected to the movable groove.

6. A municipal road paving structure according to claim 5, characterized in that: The screw One end of the rod b (63) facing away from the n-shaped support plate (1) is movably extended to the outside of the push handle (51). A handle (64) is fixedly connected thereto.

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