CN212611954U

CN212611954U - Shock attenuation guardrail for bridge

Info

Publication number: CN212611954U
Application number: CN202020855754.6U
Authority: CN
Inventors: 胡玉兰
Original assignee: Sichuan Zhenkong Technology Co ltd
Current assignee: Sichuan Zhenkong Technology Co ltd
Priority date: 2020-05-21
Filing date: 2020-05-21
Publication date: 2021-02-26
Anticipated expiration: 2030-05-21

Abstract

The utility model discloses a shock attenuation guardrail for bridge, including bridge floor, pole setting, fore-set and horizontal pole, the equal fixedly connected with shock attenuation protective structure in top of bridge floor, and shock attenuation protective structure's top fixedly connected with pole setting, the top fixedly connected with fore-set of pole setting, the inside fixedly connected with additional strengthening of pole setting. The utility model discloses a resonant power can pass through the position department that the bridge floor transmitted to the base, the base transmits resonance power to inside reset spring on simultaneously, will give deformation reaction to resonant power by reset spring self characteristic, thereby offset resonant power and can be to the harm of this guardrail at the deformation reaction that produces through reset spring, setting through the roof, make the pole setting be fixed connection on shock attenuation protective structure's top, and the setting of curb plate, certain guard action has been played to reset spring, the environment of having avoided the external world produces the harm to reset spring.

Description

Shock attenuation guardrail for bridge

Technical Field

The utility model relates to a shock attenuation guardrail technical field for the bridge specifically is a shock attenuation guardrail for bridge.

Background

Shock attenuation guardrail for bridge is the specific railing of a performance for the bridge, and extensive the aspect such as apply to municipal works construction that also carries out certain optimization and development owing to this railing for bridge of constantly strengthening in the aspect of the technique, but current shock attenuation guardrail for bridge still has a lot of problems and defects:

traditional guardrail for bridge has produced certain resonance along with the domestic car and the large freight car that constantly fly away on the bridge floor when using, leads to the problem that the life of this guardrail reduces, has embodied the protectiveness of this guardrail and has more weakly.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a shock attenuation guardrail for bridge to solve the more weak problem of protectiveness 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 shock attenuation guardrail for bridge, includes bridge floor, pole setting, fore-set and horizontal pole, the equal fixedly connected with shock attenuation protective structure in top of bridge floor, and shock attenuation protective structure's top fixedly connected with pole setting, the top fixedly connected with fore-set of pole setting, the equal fixedly connected with horizontal pole of intermediate position department of pole setting, mosaic structure can be dismantled to the equal fixedly connected with in both sides of horizontal pole, the inside fixedly connected with additional strengthening of pole setting.

Preferably, roof, curb plate, base and reset spring have set gradually in shock attenuation protective structure's inside, the bottom of base and the top fixed link of bridge floor, the equal fixedly connected with reset spring in top of curb plate, and reset spring is elastic connection with the base.

Preferably, both sides of the side plate are fixedly connected with the side plate, and the top end of the reset spring is fixedly connected with the top plate.

Preferably, can dismantle mosaic structure's inside has set gradually joint piece, connection piece, fixed block and joint groove, one side in joint groove all is connected with the fixed surface of pole setting, the inside in joint groove is all fixed to be inlayed and is had the fixed block.

Preferably, the connecting sheet is clamped in the clamping groove, and the connecting sheet and the clamping groove are in a clamping structure.

Preferably, fixed sleeve cap, horizontal stiffener, vertical stiffener and cross connection cap have been set gradually to additional strengthening's inside, horizontal stiffener all is in the inside fixed link of horizontal pole, the fixed sleeve cap of the equal fixedly connected with in both sides of horizontal stiffener, the equal joint in intermediate position department of horizontal stiffener is fixed with the cross connection cap, and the vertical stiffener of equal fixedly connected with about the inside of cross connection cap.

Compared with the prior art, the beneficial effects of the utility model are that: this shock attenuation guardrail for bridge is rational in infrastructure, has following advantage:

(1) the resonance force can be transmitted to the position of the base through the bridge floor, meanwhile, the base transmits the resonance force to the internal reset spring, the self characteristic of the reset spring can give out deformation reaction to the resonance force, the damage of the resonance force to the guardrail can be counteracted through the deformation reaction generated by the reset spring, the vertical rod is fixedly connected to the top end of the shock absorption protection structure through the arrangement of the top plate, the arrangement of the side plate plays a certain protection role on the reset spring, the damage of the external environment to the reset spring is avoided, the protection and shock absorption functions of the guardrail are realized, and the protection performance of the device is improved;

(2) the clamping block and the clamping groove are clamped with each other, so that the transverse rod of the device can be detached and fixed at the middle position of the vertical rod, the clamping groove is more firmly installed on the surface of the vertical rod due to the arrangement of the connecting sheet, and the clamping block and the transverse rod are more tightly connected due to the arrangement of the connecting sheet;

(3) through with horizontal stiffener and fixed sleeve cap interconnect, make this guardrail horizontal atress when receiving the impact play the reinforcing, and connect the cap through the cross and with the connection installation of vertical stiffener, make the bearing capacity of this guardrail obtain promoting.

Drawings

Fig. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic view of the side-view profile structure of the shock-absorbing protection structure of the present invention;

FIG. 3 is a schematic view of the detachable splicing structure of the overlooking structure of the present invention;

fig. 4 is a schematic view of the side view profile structure of the present invention.

In the figure: 1. a bridge deck; 2. a shock absorbing protective structure; 201. a top plate; 202. a side plate; 203. a base; 204. a return spring; 3. erecting a rod; 4. a top pillar; 5. a cross bar; 6. a detachable splicing structure; 601. a clamping block; 602. connecting sheets; 603. a fixed block; 604. a clamping groove; 7. a reinforcing structure; 701. fixing a sleeve cap; 702. a transverse stiffener; 703. a vertical stiffener; 704. a cross-shaped connecting cap.

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. 1-4, the present invention provides an embodiment: a shock absorption guardrail for a bridge comprises a bridge deck 1, upright posts 3, a top post 4 and a cross rod 5, wherein the top end of the bridge deck 1 is fixedly connected with a shock absorption protection structure 2, a top plate 201, a side plate 202, a base 203 and a reset spring 204 are sequentially arranged inside the shock absorption protection structure 2, the bottom end of the base 203 is fixedly connected with the top end of the bridge deck 1, the top ends of the side plates 202 are fixedly connected with the reset spring 204, the reset spring 204 is elastically connected with the base 203, the two sides of the side plates 202 are fixedly connected with the side plates 202, and the top ends of the reset spring 204 are fixedly connected with the top plate 201;

specifically, as shown in fig. 1 and fig. 2, when an automobile on a road surface continuously flies on a bridge deck 1, resonance is generated on a bridge, and the resonance force can be transmitted to the position of a base 203 through the bridge deck 1, and simultaneously the base 203 transmits the resonance force to an internal return spring 204, the resonance force can be subjected to deformation reaction by the characteristics of the return spring 204, and the damage of the resonance force to the guardrail can be counteracted through the deformation reaction generated by the return spring 204, the upright rod 3 is fixedly connected to the top end of the shock absorption protection structure 2 through the arrangement of the top plate 201, and the arrangement of the side plate 202 plays a certain protection role on the return spring 204, so that the damage of the return spring 204 caused by the external environment is avoided, however, the protection and shock absorption functions of the guardrail are realized, and the protection performance of the device is improved;

the top end of the shock absorption protection structure 2 is fixedly connected with a vertical rod 3, the top end of the vertical rod 3 is fixedly connected with a top column 4, the middle position of the vertical rod 3 is fixedly connected with a cross rod 5, two sides of the cross rod 5 are fixedly connected with detachable splicing structures 6, a clamping block 601, a connecting sheet 602, a fixed block 603 and a clamping groove 604 are sequentially arranged in the detachable splicing structures 6, one side of the clamping groove 604 is fixedly connected with the surface of the vertical rod 3, the fixed block 603 is fixedly embedded in the clamping groove 604, the connecting sheet 602 is clamped in the clamping groove 604, and the connecting sheet 602 and the clamping groove 604 are in a clamping structure;

specifically, as shown in fig. 1 and 3, the cross rod 5 of the device can be detached and fixed at the middle position of the upright rod 3 by the mutual clamping of the clamping block 601 and the clamping groove 604, the surface mounting of the clamping groove 604 on the upright rod 3 is firmer by the arrangement of the connecting sheet 602, and the mutual connection of the clamping block 601 and the cross rod 5 is tighter by the arrangement of the connecting sheet 602, so that the detachable function of the device is realized, and the functionality of the device is improved;

a reinforcing structure 7 is fixedly connected inside the vertical rod 3, a fixed sleeve cap 701, a transverse reinforcing rod 702, a vertical reinforcing rod 703 and a cross connecting cap 704 are sequentially arranged inside the reinforcing structure 7, the transverse reinforcing rods 702 are fixedly connected inside the transverse rod 5, the two sides of the transverse reinforcing rod 702 are fixedly connected with the fixed sleeve caps 701, the cross connecting cap 704 is clamped and fixed at the middle position of the transverse reinforcing rod 702, and the vertical reinforcing rods 703 are fixedly connected inside the cross connecting cap 704 from top to bottom;

specifically, as shown in fig. 1 and 4, the transverse reinforcing rod 702 is connected with the fixed sleeve cap 701, so that the transverse stress of the guardrail is enhanced when the guardrail is impacted, and the vertical reinforcing rod 703 is connected and installed through the cross connecting cap 704, so that the bearing capacity of the vertical bearing capacity of the guardrail is improved, the self-reinforcing function of the guardrail is realized, and the practicability of the guardrail is improved.

The working principle is as follows: when the damping protection structure is used, firstly, the force of the road car generating resonance can be transmitted to the position of the base 203 through the bridge deck 1, meanwhile, the base 203 transmits the resonance force to the internal reset spring 204, the self characteristic of the reset spring 204 can give out deformation reaction to the resonance force, the damage of the resonance force to the guardrail can be counteracted through the deformation reaction generated by the reset spring 204, the upright rods 3 are fixedly connected at the top end of the damping protection structure 2 through the arrangement of the top plate 201, and the arrangement of the side plates 202 plays a certain protection role for the reset spring 204, so that the damage of the external environment to the reset spring 204 is avoided, and the functions of the protection and damping of the guardrail are realized;

secondly, through the mutual clamping arrangement of the clamping block 601 and the clamping groove 604, the cross rod 5 of the device can be detached and fixed at the middle position of the upright rod 3, and the surface installation of the clamping groove 604 on the upright rod 3 is firmer due to the arrangement of the connecting sheet 602, so that the clamping block 601 and the cross rod 5 are connected more tightly due to the arrangement of the connecting sheet 602, and the detachable function of the device is realized;

finally, the transverse reinforcing rods 702 are connected with the fixing sleeve caps 701, so that transverse stress of the guardrail is enhanced when the guardrail is impacted, and the vertical reinforcing rods 703 are connected and installed through the cross connecting caps 704, so that the bearing capacity of the vertical bearing capacity of the guardrail is improved, the self-reinforcing function of the guardrail is realized, and all work of the guardrail is realized.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a shock attenuation guardrail for bridge, includes bridge floor (1), pole setting (3), fore-set (4) and horizontal pole (5), its characterized in that: the equal fixedly connected with shock attenuation protective structure (2) in top of bridge floor (1), and the top fixedly connected with pole setting (3) of shock attenuation protective structure (2), the top fixedly connected with fore-set (4) of pole setting (3), the equal fixedly connected with horizontal pole (5) of intermediate position department of pole setting (3), mosaic structure (6) can be dismantled to the equal fixedly connected with in both sides of horizontal pole (5), the inside fixedly connected with additional strengthening (7) of pole setting (3).

2. The shock absorbing guardrail for the bridge of claim 1, wherein: the inside of shock attenuation protective structure (2) has set gradually roof (201), curb plate (202), base (203) and reset spring (204), the bottom of base (203) and the top fixed link of bridge floor (1), the equal fixedly connected with reset spring (204) in top of curb plate (202), and reset spring (204) are elastic connection with base (203).

3. The shock absorbing guardrail for the bridge of claim 2, wherein: both sides of the side plate (202) are fixedly connected with the side plate (202), and the top end of the return spring (204) is fixedly connected with the top plate (201).

4. The shock absorbing guardrail for the bridge of claim 1, wherein: can dismantle mosaic structure's (6) inside has set gradually joint piece (601), connection piece (602), fixed block (603) and joint groove (604), one side in joint groove (604) all is connected with the fixed surface of pole setting (3), the inside in joint groove (604) is all fixed to be inlayed and is had fixed block (603).

5. The shock absorbing guardrail for the bridge of claim 4, wherein: the inside joint of joint groove (604) has connection piece (602), and connection piece (602) and joint groove (604) are the joint structure.

6. The shock absorbing guardrail for the bridge of claim 1, wherein: the inside of additional strengthening (7) has set gradually fixed sleeve cap (701), horizontal stiffener (702), vertical stiffener (703) and cross and has connected cap (704), horizontal stiffener (702) all is at the inside fixed link of horizontal pole (5), the equal fixedly connected with fixed sleeve cap (701) in both sides of horizontal stiffener (702), the equal joint in intermediate position department of horizontal stiffener (702) is fixed with cross and connects cap (704), and equal fixedly connected with vertical stiffener (703) about the inside of cross connection cap (704).