CN212772115U - Public road bridge roof beam buffer stop - Google Patents

Abstract

The utility model discloses a highway bridge anti-collision device, which comprises a slide bar, a damping spring, a buffer plate and a supporting diagonal bar, wherein a sliding sleeve passes through a first hinged support and is rotationally connected with the supporting diagonal bar, a second hinged support is fixedly arranged at the edge of the back surface of the buffer plate through bolt symmetry, the supporting diagonal bar passes through the second hinged support and is rotationally connected with the buffer plate, the damping spring is fixedly arranged at the center of the outer wall of the slide bar through bolt symmetry, the damping spring is far away from one end of the slide bar and is fixedly connected with the edge of the buffer plate through a bolt, the buffer plate and the slide bar connecting belt are connected with the supporting diagonal bar through the damping spring in a rotating way between the buffer plate and the slide bar, when the buffer plate is impacted, the buffer plate extrudes the damping spring, and the force generated by impact is consumed through the contraction of the damping spring, thereby reducing the damage to vehicles and devices, the practicability of the device is improved.

Description

Public road bridge roof beam buffer stop

Technical Field

The utility model relates to a bridge railing buffer stop technical field specifically is a public road bridge roof beam buffer stop.

Background

With the development of science and technology, automobiles become a necessary travel tool for each family, but meanwhile, the automobiles also bring potential safety hazards to people; the highway bridge is a section with many traffic accidents, the importance of the guard railing for the highway bridge is higher and higher, once a vehicle collides with the bridge or a roadside structure, the vehicle is easily damaged, personnel are threatened by safety, the bridge is greatly damaged, the service life and the safety of the bridge are influenced, and therefore an anti-collision device is added on the bridge guard railing.

However, when the existing bridge anti-collision device is used, the following defects exist:

the existing bridge anti-collision device is mostly a rigid protective guard, when the bridge anti-collision device is impacted, the buffer effect is poor, the motion slowing effect cannot be achieved, and the practical use is not large.

Disclosure of Invention

An object of the utility model is to provide a public road bridge roof beam buffer stop to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a public road bridge roof beam buffer stop, includes slide bar, damping spring, buffer board and supports the down tube, slide bar outer wall symmetry slip has cup jointed the sliding sleeve, there is first free bearing one side of sliding sleeve outer wall through bolt fixed mounting, the sliding sleeve passes through first free bearing rotates and is connected with the support down tube, there is the second free bearing edge through bolt symmetry fixed mounting at the buffer board back, it passes through to support the down tube the second free bearing with the buffer board rotates to be connected, there is damping spring at the center department of slide bar outer wall through bolt symmetry fixed mounting, damping spring keeps away from the one end of slide bar pass through the bolt with the edge fixed connection of buffer board.

The buffer board comprises a frame, a transverse plate, a rotating shaft and a rotating roller, the transverse plate is fixedly mounted at the center of the inner side of the frame through bolts, the transverse plate is fixedly mounted with the rotating shaft between the frames through bolts, and the rotating roller is sleeved on the outer wall of the rotating shaft in a rotating mode.

The outer wall of the rotating roller is sleeved with a buffer sleeve, and the buffer sleeve is made of rubber materials.

Wherein the second hinge base is fixedly installed at the edge of the back surface of the frame by bolts.

And one end of the damping spring, which is far away from the sliding rod, is fixedly connected with the edge of the back surface of the frame through a bolt.

The sliding rods are fixedly installed at the crack of the bridge guardrail through bolts, one buffer plate is arranged, two sliding rods are arranged, and the two sliding rods are matched with one buffer plate.

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

the utility model discloses a damping spring is in the same place buffer board and slide bar connecting band, and rotate the joint support down tube between buffer board and slide bar, when the buffer board receives the striking, buffer board extrusion damping spring, the power that the striking produced is consumed in the shrink through damping spring, thereby reach the effect of shock attenuation anticollision, promote the sliding sleeve through supporting the down tube simultaneously and slide along the slide bar direction, thereby enlarge the distance between two sliding sleeves, through supporting down tube restriction damping spring's position, avoid damping spring to receive and take place the bending after the extrusion, thereby guarantee that damping spring can stretch out and draw back along the axial lead, the effect that device consumed external force has been improved, thereby reduce the damage that collides and produce vehicle and device, the practicality of device has been improved.

Drawings

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

fig. 2 is a schematic view of the structure of the buffer board of the present invention.

In the figure: 10-a slide bar; 11-a sliding sleeve; 12-a first hinge mount; 20-a damping spring; 30-a buffer plate; 31-a frame; 32-a transverse plate; 33-a rotating shaft; 34-a turning roll; 35-a second hinge mount; and 40-supporting the inclined rod.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides a public road bridge roof beam buffer stop, includes slide bar 10, damping spring 20, buffer board 30 and supports down tube 40, slide bar 10 outer wall symmetry slip has cup jointed sliding sleeve 11, there is first free bearing 12 one side of sliding sleeve 11 outer wall through bolt fixed mounting, sliding sleeve 11 passes through first free bearing 12 is rotated and is connected with and supports down tube 40, there is second free bearing 35 in the edge at the buffer board 30 back through bolt symmetry fixed mounting, it passes through to support the down tube 40 second free bearing 35 with buffer board 30 rotates and connects, there is damping spring 20 at the center department of slide bar 10 outer wall through bolt symmetry fixed mounting, damping spring 20 keeps away from the one end of slide bar 10 pass through the bolt with the edge fixed connection of buffer board 30.

The sliding rod 10 is fixedly installed at a crack of the bridge guardrail through a bolt.

Wherein, there is one buffer board 30, and the slide bar 10 is provided with two, and two slide bars 10 cooperate a buffer board 30.

When the bridge guardrail mounting device is used, the two sliding rods 10 are matched with one buffer plate 30, the sliding rods 10 are mounted at the crack of a bridge guardrail through bolts, the buffer plate 30 is arranged on the front faces of the sliding rods 10 through the damping springs 20 and the supporting inclined rods 40, and the sliding rods 10 and the bridge guardrail are shielded through the buffer plate 30.

Wherein, buffer board 30 includes frame 31, diaphragm 32, pivot 33 and live-rollers 34, and there is diaphragm 32 frame 31 inboard center department through bolt fixed mounting, diaphragm 32 with there is pivot 33 through the even fixed mounting of bolt between the frame 31, and the live-rollers 34 has been cup jointed in the rotation of pivot 33 outer wall.

When the automobile collides with the buffer plate 30, the contact part of the automobile and the buffer plate 30 slides along the rotating roller 34, and a part of the force generated by the collision of the automobile is consumed by the sliding of the rotating roller 34.

Wherein, the outer wall of the rotating roller 34 is sleeved with a buffer sleeve which is made of rubber materials.

When the automobile pile foundation reaches the buffer plate 30, the automobile can be in contact with the buffer sleeve sleeved on the outer wall of the rotating roller 34, and the buffer sleeve made of the rubber material has certain elasticity, so that a part of impact force is consumed.

Wherein the second hinge base 35 is fixedly installed at the edge of the rear surface of the frame 31 by bolts.

Wherein, under damping spring 20 free state, the inclination that the sloping pole 40 was supported at the top is 135, the inclination that the sloping pole 40 was supported to the bottom is 45, it is connected with the rotation of sliding sleeve 11 through first free bearing 12 to support sloping pole 40 one end, it is connected with frame 31 rotation through second free bearing 35 to support the sloping pole 40 other end, through the position that supports sloping pole 40 restriction damping spring 20, avoid damping spring 20 to receive to take place the bending after the extrusion, thereby guarantee that damping spring 20 can stretch out and draw back along the axial lead, the effect that the device consumed external force has been improved.

Wherein, one end of the damping spring 20 far away from the sliding rod 10 is fixedly connected with the edge of the back surface of the frame 31 through a bolt.

The working principle is as follows: when in use, the buffer plate 30 is connected with the sliding rod 10 through the damping spring 20, the supporting inclined rod 40 is rotatably connected between the buffer plate 30 and the sliding rod 10, then the sliding rod 10 is installed at a crack of a bridge guardrail through a bolt, the sliding rod 10 and the bridge guardrail are shielded through the buffer plate 30, when an automobile collides against the buffer plate 30, the contact part of the automobile and the buffer plate 30 can slide along the rotating roller 34, a part of force generated by the collision of the automobile is consumed through the sliding of the rotating roller 34, the buffer plate 30 extrudes the damping spring 20, the force generated by the collision is consumed through the contraction of the damping spring 20, so as to achieve the effect of damping and collision prevention, meanwhile, the sliding sleeve 11 is pushed by the supporting inclined rod 40 to slide along the direction of the sliding rod 10, so as to enlarge the distance between the two sliding sleeves 11, the position of the damping spring 20 is limited by the supporting inclined rod 40, so as to avoid the damping spring 20 from, thereby guarantee that damping spring 20 can stretch out and draw back along the axial lead, improved the effect that the device consumed external force to reduce and collide the damage that produces vehicle and device, improved the practicality of device.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a public road bridge roof beam buffer stop, includes slide bar (10), damping spring (20), buffer board (30) and supports down tube (40), its characterized in that: sliding rod (10) outer wall symmetry slip has cup jointed sliding sleeve (11), there is first free bearing (12) one side of sliding sleeve (11) outer wall through bolt fixed mounting, sliding sleeve (11) pass through first free bearing (12) rotate and are connected with support down tube (40), there is second free bearing (35) edge at the buffer board (30) back through bolt symmetry fixed mounting, support down tube (40) and pass through second free bearing (35) with buffer board (30) rotate to be connected, there is damping spring (20) center department of sliding rod (10) outer wall through bolt symmetry fixed mounting, damping spring (20) are kept away from the one end of sliding rod (10) pass through the bolt with the edge fixed connection of buffer board (30).

2. The road bridge collision avoidance device of claim 1, wherein: buffer board (30) include frame (31), diaphragm (32), pivot (33) and live-rollers (34), there are diaphragm (32) at the center department of frame (31) inboard through bolt fixed mounting, diaphragm (32) with there are pivot (33) through the even fixed mounting of bolt between frame (31), live-rollers (34) have been cup jointed in the rotation of pivot (33) outer wall.

3. The road bridge collision avoidance device of claim 2, wherein: the outer wall of the rotating roller (34) is sleeved with a buffer sleeve, and the buffer sleeve is made of rubber materials.

4. The road bridge collision avoidance device of claim 2, wherein: the second hinge base (35) is fixedly installed at the edge of the back surface of the frame (31) through bolts.

5. The road bridge collision avoidance device of claim 2, wherein: one end, far away from the sliding rod (10), of the damping spring (20) is fixedly connected with the edge of the back face of the frame (31) through a bolt.

6. The road bridge collision avoidance device of claim 1, wherein: the sliding rod (10) is fixedly installed at a crack of a bridge guardrail through a bolt, one buffer plate (30) is arranged, two sliding rods (10) are arranged, and the two sliding rods (10) are matched with one buffer plate (30).

Images