CN220927616U - Municipal bridge height limiting device - Google Patents

Abstract

The utility model discloses a municipal bridge height limiting device, in particular to the field of bridge height limiting devices, which comprises two upright posts, wherein a fixed disc is fixed at the bottom of each upright post, a stop lever is arranged between the two upright posts, two ends of each stop lever are respectively fixed with a fixed rod, the rear surface of each upright post is provided with a groove, each stop lever is positioned in each groove, the top of each groove is fixedly provided with a containing hole, the inside of each containing hole is fixedly provided with a first spring, the other end of each first spring is fixedly provided with a limiting block, the outer side wall of each limiting block is provided with a limiting groove, limiting blocks, the first springs, the limiting holes, sliding blocks, pull ropes, motors and fixed rods are arranged, if a vehicle is higher, the stop lever is bumped by the vehicle, so that the stop lever moves backwards along with the fixed rods, the stop lever and the vehicle are prevented from being damaged, the fixed rods move the pull ropes, the sliding blocks are pulled by the sliding grooves to block the sliding blocks, and the stop blocks are prevented from falling down to cause secondary injuries.

Description

Municipal bridge height limiting device

Technical Field

The utility model relates to the field of bridge height limiting devices, in particular to a municipal bridge height limiting device.

Background

The bridge height limit refers to limiting the height of vehicles passing by and coming from the bridge according to specific condition requirements. At present, three types of common height limiting frames are provided: the fixed height limiting frame, the manual height limiting frame and the electric height limiting frame are used for door-shaped frameworks at the inlets of bridges, culverts and tunnels and are generally formed by welding steel structures, so that the functions of protecting the bridges, the culverts and the tunnels are achieved; the vehicle is provided with a signpost for marking the limited height meter number, which is used for prompting the vehicle and setting the principle: the height-limiting frame is generally one vehicle length, that is, one vehicle length of the largest vehicle through which the culvert is designed to pass, and the width is the same as the culvert. The existing municipal bridge height limiting device is simple in structure and single in service performance.

After the existing bridge height limiting device collides with a vehicle, the vehicle and the device are seriously damaged, and no protective measures are provided.

Disclosure of utility model

The utility model mainly solves the technical problem of providing a municipal bridge height limiting device which can solve the problem of the background technology.

In order to solve the technical problem, according to one aspect of the utility model, the municipal bridge height limiting device comprises two upright posts, wherein a fixed disc is fixed at the bottom of each upright post, a stop lever is arranged between the two upright posts, fixing rods are respectively fixed at two ends of each stop lever, a groove is formed in the rear surface of each upright post, the stop lever is positioned in the groove, a containing hole is fixed at the top of the groove, a first spring is fixed in the containing hole, a limiting block is fixed at the other end of each first spring, and a limiting groove is formed in the outer side wall of each limiting block.

Still further, the inside of stand is fixed with the motor, the inside of stand is located the circular slot has been seted up to the top of motor, the inside of circular slot is equipped with the runner, the output shaft top of motor with the bottom fixed connection of runner, the lateral wall of runner is fixed with the stay cord, the annular has been seted up to the lateral wall of dead lever, the top of stay cord with the inside wall fixed connection of annular.

Furthermore, a sliding groove is formed in the upright post, the pull rope penetrates through the sliding groove, a sliding block is fixed on the outer side wall of the pull rope, and the outer side wall of the sliding block is in sliding connection with the inner side wall of the sliding groove.

Still further, the inside of stand is located the below of motor is fixed with controlling means, the pressure hole has all been seted up to the inside upper and lower surface of spout, the inside in pressure hole is fixed with pressure sensor, pressure sensor's the other end is fixed with the second spring, the other end of second spring is fixed with the briquetting, the inside of stand is located controlling means's below is fixed with timing device.

Furthermore, an alarm is fixed at the top of the upright post.

Further, the pull rope is a steel wire rope.

The municipal bridge height limiting device has the beneficial effects that:

Through setting up stopper, first spring, spacing hole, slider, stay cord, motor and dead lever, if the vehicle is higher, the vehicle bumps into the pin, and the pin is carried the dead lever and is moved backward like this, and the stopper is extruded in the spacing inslot, prevents the damage of pin and vehicle like this, and the stay cord is removed to the dead lever, and the slider removal is pulled to the stay cord, and the spout blocks the slider, prevents like this that the pin from dropping and causing secondary injury;

Through setting up motor, runner, briquetting, second spring, pressure sensor, timing device, controlling means and siren, the briquetting of slider extrusion top, the top briquetting extrudes the second spring, second spring extrusion pressure sensor, top pressure sensor sends the signal for controlling means, controlling means starts the siren like this, remind the driver to collide, wait after one end time, timing device sends the signal for controlling means, controlling means starts the motor, the motor rotates with the runner, runner rolling stay cord, wait the slider to get back to the normal position like this, slider extrusion below briquetting, below pressure sensor sends the signal for controlling means, controlling means closes the motor.

Drawings

The utility model will be described in further detail with reference to the accompanying drawings and detailed description.

FIG. 1 is a schematic diagram of a municipal bridge height limiting device according to the utility model;

FIG. 2 is a schematic view of the municipal bridge height limiting device of FIG. 1A;

FIG. 3 is a schematic view of the municipal bridge height limiting device of the utility model at B in FIG. 1;

fig. 4 is a schematic side view of a municipal bridge height limiting device.

In the figure: 1. a fixed plate; 2. a column; 3. a control device; 4. a motor; 5. a rotating wheel; 6. a circular groove; 7. a pull rope; 8. a slide block; 9. a chute; 10. a stop lever; 11. an alarm; 12. a second spring; 13. pressing holes; 14. a pressure sensor; 15. briquetting; 16. a fixed rod; 17. a limit groove; 18. a limiting block; 19. a receiving hole; 20. a first spring; 21. a groove; 22. a timing device; 23. and a ring groove.

Detailed Description

The utility model will be described in detail hereinafter with reference to the drawings in conjunction with embodiments. It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other.

As shown in fig. 1 and 4, according to one aspect of the present utility model, there is provided a municipal bridge height limiting device, including two posts 2, a fixed disk 1 is fixed at the bottom of the posts 2, a bar 10 is disposed between the two posts 2, fixing bars 16 are respectively fixed at two ends of the bar 10, a groove 21 is formed on the rear surface of the posts 2, the bar 10 is located inside the groove 21, a receiving hole 19 is fixed at the top of the groove 21, a first spring 20 is fixed inside the receiving hole 19, a limiting block 18 is fixed at the other end of the first spring 20, a limiting groove 17 is formed on the outer side wall of the limiting block 18, if a vehicle is high, the vehicle bumps against the bar 10, so that the bar 10 moves backward with the fixing bars 16, the limiting block 18 is extruded into the limiting groove 17, so as to prevent damage of the bar 10 and the vehicle, the bar 16 moves to pull a pull rope 7 pulls a slide 8, and the slide groove 9 blocks the slide 8, so as to prevent secondary injury caused by falling of the bar 10.

As shown in fig. 1 and 3, in this embodiment, a motor 4 is fixed inside a column 2, a circular groove 6 is formed above the motor 4 inside the column 2, a rotating wheel 5 is arranged inside the circular groove 6, the top of an output shaft of the motor 4 is fixedly connected with the bottom of the rotating wheel 5, a pull rope 7 is fixed on the outer side wall of the rotating wheel 5, a ring groove 23 is formed on the outer side wall of a fixing rod 16, and the top end of the pull rope 7 is fixedly connected with the inner side wall of the ring groove 23, so that the stop lever 10 is prevented from falling.

As shown in fig. 1, in this embodiment, a chute 9 is formed above the circular groove 6 in the upright 2, a pull rope 7 passes through the chute 9, a sliding block 8 is fixed on the outer side wall of the pull rope 7, and the outer side wall of the sliding block 8 is slidably connected with the inner side wall of the chute 9, so that the movement of the stop lever 10 is limited.

As shown in fig. 1 and 2, in this embodiment, a control device 3 is fixed below a motor 4 in the interior of a column 2, pressure holes 13 are formed in the upper and lower surfaces of the interior of a chute 9, a pressure sensor 14 is fixed in the pressure holes 13, a second spring 12 is fixed at the other end of the pressure sensor 14, a pressing block 15 is fixed at the other end of the second spring 12, and a timing device 22 is fixed below the control device 3 in the interior of the column 2, so that the motor 4 can be turned off and started.

As shown in fig. 1, in this embodiment, an alarm 11 is fixed to the top of the pillar 2, so that a driver can be prompted to collide.

In this embodiment, as shown in fig. 1, the pull rope 7 is a steel wire rope, which is durable and is not easy to break.

The working principle of the device is as follows: if the vehicle is higher, the vehicle bumps against the stop lever 10, so that the stop lever 10 moves backwards with the fixing rod 16, the limiting block 18 is extruded into the limiting groove 17, damage to the stop lever 10 and the vehicle is prevented, the fixing rod 16 moves to pull the pull rope 7, the pull rope 7 pulls the sliding block 8 to move, the sliding groove 9 blocks the sliding block 8, and secondary damage caused by falling of the stop lever 10 is prevented.

Wherein the electrical components appearing herein are all electrical components present in reality.

Of course, the above description is not intended to limit the utility model, but rather the utility model is not limited to the above examples, and variations, modifications, additions or substitutions within the spirit and scope of the utility model will be within the scope of the utility model.

Claims (6)

1. Municipal bridge height limiting device comprises two upright posts (2), and is characterized in that: the bottom of stand (2) is fixed with fixed disk (1), two be equipped with pin (10) between stand (2), the both ends of pin (10) are fixed with dead lever (16) respectively, recess (21) are seted up to the rear surface of stand (2), pin (10) are located the inside of recess (21), the top of recess (21) is fixed with accomodates hole (19), the inside of accomodating hole (19) is fixed with first spring (20), the other end of first spring (20) is fixed with stopper (18), spacing groove (17) are seted up to the lateral wall of stopper (18).

2. The municipal bridge height limiting device according to claim 1, wherein: the inside of stand (2) is fixed with motor (4), the inside of stand (2) is located circular slot (6) have been seted up to the top of motor (4), the inside of circular slot (6) is equipped with runner (5), the output shaft top of motor (4) with the bottom fixed connection of runner (5), the lateral wall of runner (5) is fixed with stay cord (7), annular (23) have been seted up to the lateral wall of dead lever (16), the top of stay cord (7) with the inside wall fixed connection of annular (23).

3. The municipal bridge height limiting device according to claim 2, wherein: the inside of stand (2) is located the spout (9) has been seted up to the top of circular slot (6), stay cord (7) pass spout (9), the lateral wall of stay cord (7) is fixed with slider (8), the lateral wall of slider (8) with the inside wall sliding connection of spout (9).

4. A municipal bridge height limiting device according to claim 3, wherein: the inside of stand (2) is located the below of motor (4) is fixed with controlling means (3), pressure hole (13) have all been seted up to the inside upper and lower surface of spout (9), the inside of pressure hole (13) is fixed with pressure sensor (14), the other end of pressure sensor (14) is fixed with second spring (12), the other end of second spring (12) is fixed with briquetting (15), the inside of stand (2) is located the below of controlling means (3) is fixed with timing device (22).

5. The municipal bridge height limiting device according to claim 4, wherein: an alarm (11) is fixed at the top of the upright post (2).

6. The municipal bridge height limiting device according to claim 5, wherein: the pull rope (7) is a steel wire rope.