CN214245484U

CN214245484U - Town road limit for height device

Info

Publication number: CN214245484U
Application number: CN202022876624.3U
Authority: CN
Inventors: 刘海洋
Original assignee: Sichuan Hongqiao Traffic Engineering Co ltd
Current assignee: Sichuan Hongqiao Traffic Engineering Co ltd
Priority date: 2020-12-02
Filing date: 2020-12-02
Publication date: 2021-09-21
Anticipated expiration: 2030-12-02

Abstract

The utility model discloses a town road limit for height device, including two support columns, roof and limiting plate, two the common fixed mounting in the bottom face of roof in the upper end of support column, the installation cavity has been seted up in the roof, fixed mounting has servo motor in the installation cavity, servo motor's output fixed mounting has the center pin, the one end fixed mounting that the center pin deviates from servo motor has the worm, the worm meshing is connected with the worm wheel, the vertical interlude of center department of worm wheel has the screw thread post, the last lateral wall of connection at the installation cavity is rotated to the upper end of screw thread post. The utility model discloses, can adjust the height of limiting plate as required, improve the flexibility of limit for height device, the people of being convenient for is to the regulation of limit for height pole.

Description

Town road limit for height device

Technical Field

The utility model relates to a town road construction technical field especially relates to a town road limit for height device.

Background

In some road driving road sections in municipal traffic, because the height of bridges, tunnels and the like is limited, the height limiting device is provided with a height limiting prompt to limit the height of passing vehicles, so that the vehicles are warned.

The height of the height limiting rod in the existing height limiting device can not be adjusted as required, so that the flexibility of the height limiting device is reduced, and people who are inconvenient to adjust the height limiting rod can not adjust the height limiting rod.

In order to solve the problem, the utility model provides a town road limit for height device.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving among the prior art "among the current limit for height device limit for height pole can't adjust the height as required, reduced limit for height device's flexibility, the defect that people adjust limit for height pole not convenient for to a town road limit for height device is proposed.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a municipal road height limiting device comprises two supporting columns, a top plate and a limiting plate, wherein the upper ends of the two supporting columns are fixedly mounted on the bottom end surface of the top plate together, a mounting cavity is formed in the top plate, a servo motor is fixedly mounted in the mounting cavity, a central shaft is fixedly mounted at the output end of the servo motor, a worm is fixedly mounted at one end of the central shaft, which deviates from the servo motor, a worm wheel is connected with the meshing of the worm, a threaded column is vertically inserted in the center of the worm wheel, the upper end of the threaded column is rotatably connected to the upper side wall of the mounting cavity, the lower end of the threaded column penetrates through the lower end surface of the top plate and extends to the lower side of the top plate, the threaded column is rotatably connected into the side wall of the bottom end surface of the top plate, a threaded sleeve is connected to the threaded column through threads, two fixing blocks are symmetrically and fixedly mounted on the side wall of the threaded sleeve, and a connecting rod is fixedly mounted below each fixing block, every the equal fixed mounting of lower extreme of connecting rod has the fixed plate, the fixed plate passes through bolt fixed mounting at the up end of limiting plate, the lower terminal surface fixed mounting of limiting plate has the elastic plate.

Preferably, sliding connection between the inner wall of both ends respectively through pulley and support column about the limiting plate, rotation is connected between limiting plate and the pulley.

Preferably, the front side wall of the support column is fixedly provided with a reflective sheet, and two opposite sides of the support column are fixedly provided with a protection plate.

Preferably, the bottom end face of each support column is fixedly provided with a fixed foot, and the bottom end face of each fixed foot is fixedly provided with a fixed cone.

Preferably, the center of the threaded sleeve is provided with a threaded hole matched with the threaded column, and the threaded column is in threaded connection with the threaded hole.

Compared with the prior art, the beneficial effects of the utility model are that:

when the height of limiting plate needs to be adjusted, firstly, the controller is passed through, the servo motor is started, the servo motor drives the center shaft through the output end to rotate, and then the center shaft is driven to rotate, the center shaft can drive the worm to rotate, the worm drives the worm wheel to rotate, the worm wheel can drive the threaded post to drive, the threaded post makes the thread bush reciprocate, and then drive fixed block and connecting rod reciprocate, the connecting rod can drive the limiting plate and reciprocate, the height of limiting plate can be adjusted as required, the flexibility of height limiting device is improved, people of being convenient for adjust the height limiting rod.

Drawings

FIG. 1 is a schematic front structural view of a municipal road height limiting device provided by the invention;

fig. 2 is an enlarged schematic view of a point a in fig. 1.

In the figure: the device comprises a fixing plate 1, a connecting rod 2, a thread bushing 3, a thread column 4, a fixing block 5, a limiting plate 6, a servo motor 7, a central shaft 8, a mounting cavity 9, a worm wheel 10, a top plate 11, a reflector 12, a protection plate 13, an elastic plate 14, a support column 15, a fixing foot 16 and a worm 17.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-2, a municipal road height limiting device comprises two supporting columns 15, a top plate 11 and a limiting plate 6, wherein the left end and the right end of the limiting plate 6 are respectively connected with the inner walls of the supporting columns 15 in a sliding manner through pulleys, the limiting plate 6 is connected with the pulleys in a rotating manner, a reflector 12 is fixedly arranged on the front side wall of the supporting column 15, a protection plate 13 is fixedly arranged on one side opposite to the two supporting columns 15, a fixed foot 16 is fixedly arranged on the bottom end surface of each supporting column 15, a fixed cone is fixedly arranged on the bottom end surface of each fixed foot 16, the upper ends of the two supporting columns 15 are jointly and fixedly arranged on the bottom end surface of the top plate 11, a mounting cavity 9 is arranged in the top plate 11, a servo motor 7 is fixedly arranged in the mounting cavity 9, a central shaft 8 is fixedly arranged at the, worm 17 meshing is connected with worm wheel 10, the vertical interlude of center department of worm wheel 10 has screw thread post 4, the upper end of screw thread post 4 is rotated and is connected the last lateral wall at installation cavity 9, the lower extreme of screw thread post 4 runs through the lower terminal surface of roof 11 and extends to the below of roof 11, screw thread post 4 rotates to be connected in the bottom face lateral wall of roof 11, threaded connection has thread bush 3 on screw thread post 4, the center department of thread bush 3 set up with 4 assorted screw holes of screw thread post, 4 threaded connection of screw thread post are in the screw hole, symmetrical fixed mounting has two fixed blocks 5 on the lateral wall of thread bush 3, the equal fixed mounting in below of every fixed block 5 has connecting rod 2, the equal fixed mounting of lower extreme of every connecting rod 2 has fixed plate 1, fixed plate 1 passes through bolt fixed mounting at the up end of limiting plate 6, lower terminal surface fixed mounting of limiting plate 6 has elastic plate 14.

The utility model discloses in, adjust the height of limiting plate 6 as needs, earlier through the controller, start servo motor 7, servo motor 7 drives center pin 8 through the output and rotates, and then drive center pin 8 and rotate, center pin 8 can drive worm 17 and rotate, worm 17 drives worm wheel 10 and rotates, worm wheel 10 can drive screw thread post 4 and drive, screw thread post 4 makes thread bush 3 can reciprocate, and then drive fixed block 5 and connecting rod 2 and reciprocate, connecting rod 2 can drive limiting plate 6 and reciprocate, and then can adjust the height of limiting plate 6 as required, the flexibility of height limiting device has been improved, the people of being convenient for are to the regulation of height limiting rod.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a town road limit for height device, includes two support columns (15), roof (11) and limiting plate (6), its characterized in that, two the common fixed mounting in the bottom face of roof (11) in the upper end of support column (15), seted up installation cavity (9) in roof (11), fixed mounting has servo motor (7) in installation cavity (9), the output fixed mounting of servo motor (7) has center pin (8), the one end fixed mounting that center pin (8) deviate from servo motor (7) has worm (17), worm (17) meshing is connected with worm wheel (10), the center department of worm wheel (10) is vertically interlude threaded post (4), the upper end of threaded post (4) is rotated and is connected the last lateral wall of installation cavity (9), the lower extreme of threaded post (4) runs through the lower terminal surface of roof (11) and extends to the below of roof (11), screw thread post (4) are rotated and are connected in the bottom face lateral wall of roof (11), threaded connection has thread bush (3) on screw thread post (4), symmetry fixed mounting has two fixed blocks (5), every on the lateral wall of thread bush (3) the equal fixed mounting in below of fixed block (5) has connecting rod (2), every the equal fixed mounting of lower extreme of connecting rod (2) has fixed plate (1), fixed plate (1) is through the up end of bolt fixed mounting at limiting plate (6), the lower terminal surface fixed mounting of limiting plate (6) has elastic plate (14).

2. The municipal road height limiting device according to claim 1, wherein the left and right ends of the limiting plate (6) are slidably connected with the inner wall of the support column (15) through pulleys, and the limiting plate (6) is rotatably connected with the pulleys.

3. The municipal road height limiting device according to claim 1, wherein the light reflecting sheets (12) are fixedly mounted on the front side walls of the supporting columns (15), and the protection plates (13) are fixedly mounted on the opposite sides of the two supporting columns (15).

4. The municipal road height limiting device according to claim 1, wherein a bottom end face of each supporting column (15) is fixedly provided with a fixed foot (16), and a bottom end face of each fixed foot (16) is fixedly provided with a fixed cone.

5. The municipal road height limiting device according to claim 1, wherein the threaded sleeve (3) has a threaded hole at its center that matches the threaded post (4), and the threaded post (4) is screwed into the threaded hole.