CN210216142U

CN210216142U - Safe bridge guardrail

Info

Publication number: CN210216142U
Application number: CN201920754007.0U
Authority: CN
Inventors: Jun Qian; 钱俊; Jie Pan; 潘劼; Jianbo Wang; 王建波
Original assignee: Jiangsu Pingshan Traffic Facilities Co Ltd
Current assignee: Jiangsu Pingshan Traffic Facilities Co Ltd
Priority date: 2019-05-23
Filing date: 2019-05-23
Publication date: 2020-03-31
Anticipated expiration: 2029-05-23

Abstract

The utility model discloses a safety bridge guardrail, which relates to a guardrail and aims to solve the technical problem that the guardrail rod is easy to deform and fall off after receiving impact, and the key points of the technical scheme are that the safety bridge guardrail comprises a base arranged at the edge of a bridge and a stand column arranged on the base, wherein the stand column is provided with an anti-collision rod, and the stand column is provided with an anti-collision component used for connecting the anti-collision rod with the stand column and a buffer component used for slowing down the impact received by the anti-collision rod; when a vehicle collides with the crash bar, the collision of the vehicle is buffered by the buffering assembly, the impact of the vehicle on the crash bar is reduced, the crash bar and the upright post are connected by the anti-falling assembly, the possibility that the crash bar falls off after being collided is reduced, the possibility that the crash bar falls off can be reduced, and therefore the possibility that the vehicle falls off from a bridge can be reduced, and the possibility of major accidents is reduced.

Description

Safe bridge guardrail

Technical Field

The utility model relates to a guardrail, more specifically say, it relates to a safe type bridge railing.

Background

The bridge guardrail is a guardrail arranged on a bridge. Its purpose is in order to prevent that the vehicle out of control from crossing outside the bridge, has the function that makes the vehicle can not break through, wear down, cross the bridge and beautify the bridge building.

Chinese patent with publication number CN207121819U discloses a bridge guardrail, which comprises: the utility model discloses a basin is planted through suspension rope fixedly connected with a plurality of on the guardrail bar of top, the base at bridge border, equal fixedly connected with stand on the base, fixedly connected with main guardrail bar between the top of stand, the surface of main guardrail bar all is equipped with fluorescent coating, guardrail bar in the fixedly connected with a plurality of between the middle part of stand, the equal fixed connection bracing piece in both sides around the bottom of stand, the bottom of bracing piece all with base fixed connection, fixedly connected with a plurality of bottom sprag pole between the stand is close to one side bracing piece in the bridge, the equal fixedly connected with downwarping arc pole in top of stand, a plurality of top guardrail bar of fixedly connected with between the arc pole, the most inboard plant the basin through suspension rope fixedly connected with a plurality of on the guardrail bar of top, it has green planting to plant in the basin. The utility model discloses can increase night discernment degree, sound construction, can prevent that the people from intentionally surmounting the guardrail, beautifying the environment.

When using the bridge railing among the prior art, because the bridge railing is the fence form, install a plurality of guardrail bar between the coexistence post again, the guardrail bar is made by the tubular metal resonator, when taking place the traffic accident on the bridge, when the vehicle striking guardrail, because the intensity of guardrail bar is limited, the deformability is little and hardly have the pliability, and guardrail bar and stand rigid connection, so the guardrail bar receives violent striking back, the phenomenon that the guardrail bar takes place to warp easily and drops even takes place, lead to the vehicle to fall from the bridge easily, cause great traffic accident.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a safe type bridge railing.

The above object of the present invention can be achieved by the following technical solutions:

the utility model provides a safe type bridge railing, is including setting up the base at the bridge border, still including setting up stand on the base, be equipped with the crash bar on the stand, be equipped with on the stand and be used for the crash bar with the anticreep subassembly that the stand is connected and be used for slowing down the crash bar receives the buffering subassembly of impact.

Through adopting above-mentioned technical scheme, when the vehicle striking during to the crash bar, utilize the buffering subassembly to cushion the striking of vehicle, reduce the impact of vehicle to the crash bar, utilize anticreep subassembly to connect crash bar and stand, reduce the crash bar and receive the possibility that produces after the striking and drop to this possibility that can reduce the crash bar and drop, thereby the crash bar can reduce the possibility that the vehicle falls from the bridge, reduces the possibility that major accident takes place.

Furthermore, a cavity is arranged in the upright post, and a through groove for the bumper bar to extend into is arranged on the side wall of the upright post along the width direction of the bridge;

the anticreep subassembly is including setting up just follow on the interior diapire of cavity the pole setting that the direction of height of stand set up, just rotate along its direction of height on the lateral wall of pole setting and be equipped with the lantern ring, around being equipped with the chain on the lateral wall of the lantern ring, the chain is kept away from the one end of the lantern ring with the crash bar stretches into the one end of cavity and connects.

Through adopting above-mentioned technical scheme, the crash bar stretches into logical inslot and is connected with the chain, after the vehicle striking to the crash bar, the crash bar moves outward to the bridge, because the sleeve rotates with the pole setting to be connected, the chain is along with the outside pulling of crash bar, utilizes the chain to stimulate the crash bar, the length of extension crash bar reduces the possibility that the crash bar warp, and then reduces the possibility that the crash bar drops from the stand, is favorable to reducing the possibility that the vehicle falls from the bridge, reduces the possibility of occurence of failure.

Furthermore, the lateral wall of pole setting is last and be located the upper and lower both sides of lantern ring all are equipped with the limiting plate.

Through adopting above-mentioned technical scheme, utilize the limiting plate to support the chain, increase the stability of chain around on the lantern ring lateral wall.

Further, the lateral wall of pole setting is fitted with a contraceptive ring and is equipped with the torsional spring, torsional spring one end with the lateral wall of pole setting is connected, the other end is connected with the inside wall of the lantern ring.

Through adopting above-mentioned technical scheme, drive the chain and outwards pull out when the crash bar, the lantern ring rotates along with the chain, and the torsional spring is expanded, stops receiving the impact back at the crash bar, and the torsional spring resets, drives the sleeve and rotates, rolls up the chain again on telescopic lateral wall, is favorable to making things convenient for chain and crash bar to reset.

Furthermore, the buffer assembly comprises springs which are arranged on the two opposite inner side walls of the cavity and positioned on two sides of the crash bar, and one ends of the springs, far away from the inner side walls of the cavity, are connected with the side walls of the crash bar.

Through adopting above-mentioned technical scheme, receive the impact back when the crash bar, the spring that is located crash bar the place ahead is pulled open, and the spring at crash bar rear is compressed to this can slow down the impact of vehicle to the crash bar, can reduce the crash bar and receive the possibility that the impact deformation drops even with this, is favorable to reducing the possibility that the vehicle falls from the bridge, reduces the possibility of occurence of failure.

Furthermore, the crash bar comprises at least two first guardrails and at least two second guardrails, wherein one ends of the first guardrails extending out of the through grooves are bent towards one side of the bridge, and one ends of the second guardrails extending out of the through grooves are bent towards one side of the bridge.

Through adopting above-mentioned technical scheme, utilize first guardrail to bridge one side buckling, the second guardrail is to keeping away from bridge one side buckling, after the vehicle strikes first guardrail, breaks through first guardrail after, the second guardrail protects the vehicle to can form two-layer protection, further reduce the possibility that the vehicle falls from the bridge, reduce the possibility that the occurence of failure.

Furthermore, a plurality of first arc-shaped rods are uniformly distributed on the side wall of each adjacent first guardrail, and a plurality of second arc-shaped rods are uniformly distributed on the side wall of each adjacent second guardrail.

Through adopting above-mentioned technical scheme, utilize first arc pole and second arc pole, be favorable to increasing the intensity of first guardrail and second guardrail.

Furthermore, the outer side walls of the first arc-shaped rod and the second arc-shaped rod are coated with light reflecting layers.

By adopting the technical scheme, the driver is reminded at night by utilizing the reflective layer, and the driving safety of the driver on the bridge is improved.

To sum up, the utility model discloses following beneficial effect has:

1. the anti-falling component reduces the possibility that the anti-falling rod falls off from the upright column by utilizing the impact of the buffer component on the vehicle collision anti-falling rod, so that the possibility that the vehicle falls off from a bridge can be reduced, and the possibility of traffic accidents is reduced;

2. the torsion spring is used, so that the chain and the bumper bar can be conveniently reset;

3. utilize first guardrail and second guardrail to can form two-layer protection, further reduce the possibility that the vehicle falls from the bridge, reduce the possibility that traffic accident takes place.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment.

Fig. 2 is a schematic structural diagram of an anti-collision bar, an anti-falling assembly and a buffering assembly in an embodiment.

In the figure: 01. a bridge; 1. a base; 2. a column; 20. a cavity; 21. a through groove; 3. an anti-collision bar; 30. a first guardrail; 31. a second guard rail; 32. a first arcuate bar; 33. a second arcuate bar; 34. a light-reflecting layer; 4. an anti-drop component; 40. erecting a rod; 41. a collar; 42. a chain; 43. a limiting plate; 44. a torsion spring; 5. a buffer assembly; 50. a spring.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example (b):

referring to fig. 1 and 2, a safety bridge guardrail comprises a base 1 arranged at the edge of a bridge 01 and upright posts 2 arranged on the base 1, wherein the upright posts 2 are arranged in pairs, bumper posts 3 are arranged on the upright posts 2 along the length of the bridge 01 in a square manner, two ends of each bumper post 3 are respectively connected with two upright posts 2, and each upright post 2 is provided with an anti-falling component 4 for connecting the bumper posts 3 with the upright posts 2 and a buffer component 5 for slowing down the bumper posts 3 from receiving impact; when a vehicle collides the crash bar 3, the impact of the vehicle colliding the crash bar 3 is relieved by the buffer component 5, and the anti-falling component 4 is used for connecting the upright post 2 and the crash bar 3, so that the possibility that the crash bar 3 falls off from the upright post 2 can be reduced, the possibility that the vehicle falls off from the bridge 01 is further reduced, and the possibility of occurrence of major traffic accidents is reduced.

Referring to fig. 2, a cavity 20 is provided in the pillar 2, a through groove 21 into which the impact beam 3 extends is provided on a sidewall of the pillar 2, and the through groove 21 is provided along a width direction of the bridge 01 (see fig. 1).

Referring to fig. 2, the anti-falling off assembly 4 includes an upright rod 40 disposed on the inner bottom wall of the cavity 20 and disposed along the height direction of the upright column 2, a collar 41, preferably five collars 41, is rotatably disposed on the sidewall of the upright rod 40 along the height direction thereof, a chain 42 is wound on the outer sidewall of the collar 41, and one end of the chain 42, which is far away from the collar 41, is connected to one end of the impact bar 3, which extends into the cavity 20; a torsion spring 44 is annularly arranged on the side wall of the upright rod 40, one end of the torsion spring 44 is connected with the outer side wall of the upright rod 40, and the other end is connected with the inner side wall of the lantern ring 41; when a vehicle impacts the upright post 40, the crash bar 3 moves towards the outside of the bridge 01 (refer to fig. 1), the chain 42 is pulled open, so that the lantern ring 41 is driven to rotate, the torsion spring 44 is unfolded, the length of the crash bar 3 is increased, the possibility of deformation of the crash bar 3 is reduced, the possibility of falling off from the upright post 2 after the crash bar 3 is impacted can be reduced, the possibility of falling of the vehicle from the bridge 01 is reduced, and the possibility of occurrence of major and middle accidents is reduced; when the vehicle stops colliding with the crash bar 3, the torsion spring 44 resets to drive the collar 41 to rotate, so that the chain 42 can be smoothly wound on the outer side wall of the collar 41, and the reset of the crash bar 3 and the chain 42 is facilitated.

Referring to fig. 2, limiting plates 43 are respectively arranged on the side walls of the upright rod 40 and on the upper and lower sides of the lantern ring 41; the support chain 42 is supported by the limit plate 43, and the stability of the support chain 42 wound on the outer side wall of the collar 41 is increased.

Referring to fig. 2, the buffer assembly 5 includes springs 50 disposed on two opposite inner sidewalls of the cavity 20 and located at two sides of the impact beam 3, and one end of the spring 50 away from the inner sidewall of the cavity 20 is connected to a sidewall of the impact beam 3; when a vehicle collides with the impact beam 3, the spring 50 located in front of the impact beam 3 is pulled apart, and the spring 50 located behind the impact beam 3 is compressed, so that the impact of the vehicle on the impact beam 3 can be absorbed, the possibility of deformation of the impact beam 3 is reduced, the possibility of falling of the vehicle from the bridge 01 (refer to fig. 1) is reduced, and the possibility of occurrence of a major traffic accident is reduced.

Referring to fig. 2, the impact beam 3 includes at least two first guardrails 30 and at least two second guardrails 31, preferably two first guardrails 30 and preferably three second guardrails 31, the first guardrail 30 is located between two adjacent second guardrails 31, one end of the first guardrail 30 extending out of the through groove 21 is bent towards one side of the bridge 01 (refer to fig. 1), one end of the second guardrail 31 extending out of the through groove 21 is bent towards one side away from the bridge 01, and the first guardrail 30 and the second guardrails 31 are both in a shape of a Chinese character ji; utilize the middle part horizontal position of first guardrail 30 to 01 lateral buckling of bridge, the middle part horizontal position of second guardrail 31 is to keeping away from 01 lateral buckling of bridge, and it is spacing to the vehicle through first guardrail 30 and second guardrail 31, form duplicate protection to this can further reduce the possibility that the vehicle falls from the bridge 01, reduces the possibility that major traffic accident takes place.

Referring to fig. 2, a plurality of first arc-shaped rods 32 are uniformly distributed on the side wall of each adjacent first guardrail 30, and a plurality of second arc-shaped rods 33 are uniformly distributed on the side wall of each adjacent second guardrail 31; the outer side walls of the first arc-shaped rod 32 and the second arc-shaped rod 33 are coated with the reflective layers 34, the reflective layers 34 remind drivers who drive at night, and the possibility that vehicles collide with guardrails is reduced; the first arc-shaped rod 32 and the second arc-shaped rod 33 are utilized, so that the strength of the first guard rail 30 and the second guard rail 31 is increased, and the possibility of deformation of the crash bar 3 is reduced.

The implementation principle of the above embodiment is as follows: after a vehicle collides with the anti-collision rod 3, the impact is buffered by the buffer component 5, the anti-collision rod 3 and the upright post 2 are connected by the anti-falling component 4, the possibility that the anti-collision rod 3 falls off from the upright post 2 is reduced, the possibility that the anti-collision rod 3 deforms or falls off is reduced, the possibility that the vehicle falls off from the bridge 01 is reduced, and the possibility of major traffic accidents is reduced.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. The utility model provides a safe type bridge railing, is including setting up base (1) at bridge (01) border, its characterized in that: still including setting up stand (2) on base (1), be equipped with crash bar (3) on stand (2), be equipped with on stand (2) and be used for crash bar (3) with anticreep subassembly (4) that stand (2) are connected and be used for slowing down crash bar (3) receive the buffering subassembly (5) of impact.

2. The safety bridge railing of claim 1, wherein: a cavity (20) is arranged in the upright post (2), and a through groove (21) for the crash bar (3) to extend into is arranged on the side wall of the upright post (2) and along the width direction of the bridge (01);

anticreep subassembly (4) are including setting up just follow on the interior diapire of cavity (20) pole setting (40) that the direction of height of stand (2) set up, just rotate along its direction of height on the lateral wall of pole setting (40) and be equipped with lantern ring (41), around being equipped with chain (42) on the lateral wall of lantern ring (41), chain (42) are kept away from the one end of lantern ring (41) with crash bar (3) stretch into the one end of cavity (20) and are connected.

3. The safety bridge railing of claim 2, wherein: limiting plates (43) are arranged on the side wall of the vertical rod (40) and positioned on the upper side and the lower side of the lantern ring (41).

4. The safety bridge railing of claim 3, wherein: the lateral wall of pole setting (40) is fitted with a contraceptive ring and is equipped with torsional spring (44), torsional spring (44) one end with the lateral wall of pole setting (40) is connected, and the other end is connected with the inside wall of lantern ring (41).

5. The safety bridge railing of claim 2, wherein: buffer unit (5) are including setting up on the relative two inside walls of cavity (20) and being located spring (50) of the both sides of crash bar (3), spring (50) are kept away from the one end of cavity (20) inside wall with the lateral wall of crash bar (3) is connected.

6. The safety bridge railing of claim 2, wherein: the anti-collision rod (3) comprises at least two first guardrails (30) and at least two second guardrails (31), the first guardrail (30) stretches out one end of the through groove (21) and bends towards one side of the bridge (01), and the second guardrail (31) stretches out one end of the through groove (21) and bends towards one side of the bridge (01).

7. The safety bridge railing of claim 6, wherein: a plurality of first arc-shaped rods (32) are uniformly distributed on the side wall of the adjacent first guardrail (30), and a plurality of second arc-shaped rods (33) are uniformly distributed on the side wall of the adjacent second guardrail (31).

8. The safety bridge railing of claim 7, wherein: the outer side walls of the first arc-shaped rod (32) and the second arc-shaped rod (33) are coated with a light reflecting layer (34).