CN216130017U

CN216130017U - Adjustable road and bridge height limiting device

Info

Publication number: CN216130017U
Application number: CN202122807554.0U
Authority: CN
Inventors: 杨阳; 杨波; 唐铮
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-11-16
Filing date: 2021-11-16
Publication date: 2022-03-25
Anticipated expiration: 2031-11-16

Abstract

The utility model discloses an adjustable road and bridge height limiting device which comprises a roadbed and a box body, wherein the box body is fixedly connected to the outer sides of the upper parts of the left roadbed and the right roadbed, and an adjusting device is arranged above the roadbed. This road and bridge limit for height device with adjustable, through first barrel, the montant, branch, mutually support between second barrel and the threaded rod isotructure, when the threaded rod rotates, the threaded rod can drive branch through the second barrel and remove, branch drives the montant and removes, make the montant drive limit for height board and remove, thereby adjust the restriction height of limit for height board, through limit for height board, the worm, turn round, the worm wheel, the concave plate, mutually support between structures such as connecting rod and baffle, can drive the worm through the turn round and rotate, make the worm drive the connecting rod through the worm wheel and rotate, the connecting rod can support the second diaphragm tightly fixedly through the baffle, thereby conveniently install and dismantle the work to the limit for height tablet on the second diaphragm.

Description

Adjustable road and bridge height limiting device

Technical Field

The utility model relates to the technical field of road and bridge height limitation, in particular to an adjustable road and bridge height limitation device.

Background

Road and bridge are all areas that reach the city, supply transportation and pedestrian to use in the city, be convenient for resident's life, work and cultural entertainment, and be connected the road of burden external traffic with the road outside the city, most road and bridge are built by government's collected materials, road and bridge not only changes the face in city, still bring more agrees with for social economy's development, in order to make road and bridge's life longer, all can install limit for height device on road and bridge usually, prevent overweight, and limit for height device among the prior art can't adjust the height, there is the unicity, simultaneously also be convenient for install and dismantle the change to limit for height tablet among the prior art.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an adjustable road and bridge height limiting device to solve the problem that the height of the height limiting device in the prior art cannot be adjusted and is single.

In order to achieve the purpose, the utility model provides the following technical scheme: an adjustable road and bridge height limiting device comprises a roadbed and a box body, wherein the box body is fixedly connected to the outer sides of the upper parts of the left roadbed and the right roadbed, and an adjusting device is arranged above the roadbed;

the adjusting device comprises a first cylinder, a vertical rod, a supporting rod, a second cylinder and a threaded rod;

control the below of first barrel links to each other with the road bed is fixed, the montant is installed to the inside top of first barrel, and the outer wall of montant and the opening part inner wall clearance fit of first barrel, the outside rigid coupling of montant has branch, and the outer wall of branch and the logical groove department inner wall clearance fit of first barrel, the outside rigid coupling of branch has the second barrel, the inside threaded connection in below of second barrel has the threaded rod, and the outer wall of threaded rod passes through the bearing and rotates with box and road bed respectively and link to each other.

Preferably, the opening of the box body is fixedly connected with a screen plate, a first grooved wheel is arranged on the inner side of the screen plate, the inner part of the first grooved wheel is fixedly connected with the outer wall of the threaded rod, and the screen plate can be used for dissipating heat inside the box body.

Preferably, a rotating device is installed inside the box body;

the rotating device comprises a first transverse plate, a motor, a second grooved wheel and a belt;

the outer wall of the first transverse plate is fixedly connected with the inner wall of the box body, a motor is fixedly connected to the inner portion of the first transverse plate, a second grooved wheel is fixedly connected to an output shaft of the motor, and the outer wall of the second grooved wheel is rotatably connected with the first grooved wheel through a belt.

Preferably, a fixing device is arranged above the vertical rod;

the fixing device comprises a height limiting plate, a worm, a rotary head, a worm wheel, a concave plate, a connecting rod and a baffle plate;

the utility model discloses a height limit plate, including limit plate, montant, worm, concave plate, bolt, connecting rod, the inboard below rigid coupling of connecting rod has the baffle, the below of limit plate links to each other with the montant is fixed, the top of limit plate is rotated and is connected with a plurality of worms, the upper surface integrated into one piece of worm is provided with the turn round, the inboard meshing of worm is connected with the worm wheel, and the outer wall of worm wheel rotates through the pivot and is connected with the concave plate, the below and the limit plate of concave plate are fixed to be linked to each other, there is the connecting rod the preceding terminal surface inboard of worm wheel through bolt threaded connection, the inboard below rigid coupling of connecting rod has the baffle.

Preferably, the second transverse plate is tightly attached to the lower portion of the baffle, the lower surface of the second transverse plate is attached to the upper surface of the height limiting plate, the height limiting plate is fixedly connected to the upper portion of the second transverse plate, and the baffle is matched with the height limiting plate to enable the height limiting plate to be tightly fixed.

Compared with the prior art, the utility model has the beneficial effects that: according to the adjustable road and bridge height limiting device, through mutual matching of the first barrel, the vertical rod, the supporting rod, the second barrel, the threaded rod and the like, when the threaded rod rotates, the threaded rod can drive the supporting rod to move through the second barrel, the supporting rod drives the vertical rod to move, and the vertical rod drives the height limiting plate to move, so that the limiting height of the height limiting plate is adjusted;

through the mutual matching among the first transverse plate, the motor, the second grooved wheel, the belt and the like, the second grooved wheel can be driven to rotate through the output shaft of the motor, so that the second grooved wheel drives the first grooved wheel to rotate through the belt, and the first grooved wheel drives the threaded rod to rotate, thereby facilitating the operation;

through mutually supporting between limit for height board, worm, turn round, worm wheel, notch plate, connecting rod and the baffle isotructure, can drive the worm through the turn round and rotate, make the worm pass through the worm wheel and drive the connecting rod and rotate, the connecting rod can support the second diaphragm tightly fixed through the baffle to the work is installed and is dismantled to the limit for height tablet on the second diaphragm to the convenience.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view of FIG. 1;

FIG. 3 is a schematic view of the motor, threaded rod and belt of FIG. 2;

fig. 4 is a schematic view of the structure of the rotor, worm and concave plate of fig. 2.

In the figure: 1. the road bed, 2, the box, 3, adjusting device, 301, first barrel, 302, the montant, 303, branch, 304, second barrel, 305, the threaded rod, 4, rotating device, 401, first diaphragm, 402, the motor, 403, the second sheave, 404, the belt, 5, fixing device, 501, limit for height board, 502, the worm, 503, the turning round, 504, the worm wheel, 505, the concave board, 506, the connecting rod, 507, the baffle, 6, otter board, 7, the first sheave, 8, the second diaphragm, 9, limit for height tablet.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: an adjustable road and bridge height limiting device comprises a roadbed 1 and a box body 2, the box body 2 is fixedly connected with the outer side of the upper part of the left roadbed 1 and the outer side of the box body 2, an opening is processed on the outer side of the box body 2, an adjusting device 3 is installed on the upper part of the roadbed 1, the adjusting device 3 comprises a first cylinder 301, a vertical rod 302, a supporting rod 303, a second cylinder 304 and a threaded rod 305, the lower part of the left first cylinder 301 and the lower part of the right first cylinder 301 are fixedly connected with the roadbed 1, an opening and a through groove are respectively processed on the upper part and the outer side of the first cylinder 301, the vertical rod 302 is installed on the upper part inside the first cylinder 301, the outer wall of the vertical rod 302 is in clearance fit with the inner wall of the opening of the first cylinder 301, the supporting rod 303 is fixedly connected with the outer side of the supporting rod 302, the vertical rod 302 can be driven to move by the supporting rod 303, the outer wall of the supporting rod 303 is in clearance fit with the inner wall of the through groove of the first cylinder 301, the first cylinder 301 can limit the supporting rod 303, the second cylinder 304 is fixedly connected with the outer side of the supporting rod 303, the inside threaded connection in below of second barrel 304 has threaded rod 305, can drive second barrel 304 through threaded rod 305 and remove, and the outer wall of threaded rod 305 passes through the bearing and rotates with box 2 and road bed 1 respectively and link to each other, and the opening part rigid coupling of box 2 has otter board 6, can dispel the heat through otter board 6, and the inboard of otter board 6 is equipped with first sheave 7, and the inside of first sheave 7 is fixed continuous with the outer wall of threaded rod 305.

The rotating device 4 is installed inside the box body 2, the rotating device 4 comprises a first transverse plate 401, a motor 402, a second grooved wheel 403 and a belt 404, the outer wall of the left and right first transverse plates 401 is fixedly connected with the inner wall of the box body 2, the motor 402 is fixedly connected inside the first transverse plate 401, the model of the motor 402 is 3GB-555, the output shaft of the motor 402 is fixedly connected with the second grooved wheel 403, the output shaft of the motor 402 can drive the second grooved wheel 403 to rotate, and the outer wall of the second grooved wheel 403 is rotatably connected with the first grooved wheel 7 through the belt 404.

The fixing device 5 is installed above the vertical rod 302, the fixing device 5 comprises a height limiting plate 501, a worm 502, a rotary head 503, a worm wheel 504, a concave plate 505, a connecting rod 506 and a baffle 507, the lower part of the height limiting plate 501 is fixedly connected with the

vertical rod

302, 2 worms 502 are rotatably connected above the height limiting plate 501, the upper surface of the worm 502 is integrally provided with the rotary head 503, the worm 502 can be driven to rotate through the rotary head 503, the inner side of the worm 502 is connected with the worm wheel 504 in a meshed mode, the worm wheel 504 can be driven to rotate through the worm 502, the outer wall of the worm wheel 504 is rotatably connected with the concave plate 505 through a rotating shaft, the lower part of the concave plate 505 is fixedly connected with the height limiting plate 501, the inner side of the front end face of the worm wheel 504 is connected with the connecting rod 506 through bolt threads, the baffle 507 is fixedly connected below the inner side of the connecting rod 506, the worm wheel 504 can drive the baffle 507 to move through the connecting rod 506, the second transverse plate 8 is tightly attached below the baffle 507, the lower surface of the second horizontal plate 8 is attached to the upper surface of the height limiting plate 501, and a height limiting plate 9 is fixedly connected above the second horizontal plate 8.

In this embodiment, when an operator needs to use the adjustable height limiting device for a road and bridge, the operator first drives the second horizontal plate 8 to move through the height limiting plate 9, so that the lower surface of the second horizontal plate 8 is attached to the upper outer wall of the height limiting plate 501, then rotates the rotating head 503, drives the worm 502 to rotate through the rotating head 503, the worm 502 drives the worm wheel 504 to rotate, so that the worm wheel 504 drives the connecting rod 506 to rotate towards the inner side and the lower side, the connecting rod 506 drives the baffle 507 to move, so that the baffle 507 cooperates with the height limiting plate 501 to tightly fix the second horizontal plate 8, thereby facilitating the installation and disassembly of the height limiting plate 9, when the height of the height limiting plate 501 needs to be adjusted, the external power supply of the motor 402 is turned on, the motor 402 is started, the second sheave 403 is driven to rotate through the output shaft of the motor 402, so that the second sheave 403 drives the first sheave 7 to rotate through the belt 404, the first grooved wheel 7 drives the threaded rod 305 to rotate, so that the threaded rod 305 can drive the supporting rod 303 to move through the second cylinder 304, the supporting rod 303 drives the height limiting plate 501 to move through the vertical rod 302, and the purpose of adjusting the height of the height limiting plate 501 is achieved.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a road and bridge limit for height device with adjustable, includes road bed (1) and box (2), controls the top outside rigid coupling of road bed (1) has box (2), its characterized in that: an adjusting device (3) is arranged above the roadbed (1);

the adjusting device (3) comprises a first cylinder (301), a vertical rod (302), a support rod (303), a second cylinder (304) and a threaded rod (305);

control the below of first barrel (301) is fixed continuous with road bed (1), montant (302) is installed to the inside top of first barrel (301), and the opening part inner wall clearance fit of the outer wall of montant (302) and first barrel (301), the outside rigid coupling of montant (302) has branch (303), and the outer wall of branch (303) and the logical groove department inner wall clearance fit of first barrel (301), the outside rigid coupling of branch (303) has second barrel (304), the below internal thread of second barrel (304) is connected with threaded rod (305), and the outer wall of threaded rod (305) passes through the bearing and rotates continuously with box (2) and road bed (1) respectively.

2. The adjustable road and bridge height limiting device of claim 1, wherein: an opening of the box body (2) is fixedly connected with a screen plate (6), a first grooved wheel (7) is arranged on the inner side of the screen plate (6), and the inner portion of the first grooved wheel (7) is fixedly connected with the outer wall of the threaded rod (305).

3. The adjustable road and bridge height limiting device of claim 1, wherein: a rotating device (4) is arranged in the box body (2);

the rotating device (4) comprises a first transverse plate (401), a motor (402), a second grooved wheel (403) and a belt (404);

the outer wall of the left and right first transverse plates (401) is fixedly connected with the inner wall of the box body (2), a motor (402) is fixedly connected inside the first transverse plates (401), a second grooved wheel (403) is fixedly connected with an output shaft of the motor (402), and the outer wall of the second grooved wheel (403) is rotatably connected with a first grooved wheel (7) through a belt (404).

4. The adjustable road and bridge height limiting device of claim 1, wherein: a fixing device (5) is arranged above the vertical rod (302);

the fixing device (5) comprises a height limiting plate (501), a worm (502), a rotary head (503), a worm wheel (504), a concave plate (505), a connecting rod (506) and a baffle (507);

the below of limit for height board (501) links to each other with montant (302) is fixed, the top of limit for height board (501) is rotated and is connected with a plurality of worms (502), the upper surface integrated into one piece of worm (502) is provided with turn round (503), the inboard meshing of worm (502) is connected with worm wheel (504), and the outer wall of worm wheel (504) rotates through the pivot and is connected with notch plate (505), the below of notch plate (505) links to each other with limit for height board (501) is fixed, there is connecting rod (506) preceding terminal surface inboard of worm wheel (504) through bolt threaded connection, the inboard below rigid coupling of connecting rod (506) has baffle (507).

5. The adjustable road and bridge height limiting device of claim 4, wherein: the below of baffle (507) closely laminates second diaphragm (8), and the lower surface of second diaphragm (8) and the upper surface of limit for height board (501) laminate mutually, the top rigid coupling of second diaphragm (8) has limit for height tablet (9).