CN220952947U - Anti-seismic bridge steel structure guardrail - Google Patents

Abstract

The utility model relates to the technical field of steel structure guardrails and discloses an anti-seismic bridge steel structure guardrail, which comprises a base, wherein a supporting plate is arranged on the base, an anti-seismic mechanism is arranged on the base, the anti-seismic mechanism comprises a limiting column, double nuts and a connecting plate, one end of the limiting column is connected with the double nuts in a threaded manner, a first spring is sleeved on the limiting column, the connecting plate is arranged on the limiting column through the double nuts, a sliding groove is arranged on the supporting plate, sliding blocks are connected in the sliding groove in a sliding manner, two groups of sliding blocks are arranged, a first telescopic rod is fixedly connected between the sliding blocks, a second spring is sleeved on the first telescopic rod, and a connecting rod is hinged between the sliding blocks and the connecting plate. According to the utility model, the protection plate and the arc-shaped elastic plate are arranged, and when a vehicle or a pedestrian collides with the guardrail, the buffer plate and the arc-shaped elastic plate can play a role in buffering the collision, so that the vehicle and the pedestrian are protected, and the practicability of the guardrail is enhanced.

Description

Anti-seismic bridge steel structure guardrail

Technical Field

The utility model relates to the technical field of steel structure guardrails, in particular to an anti-seismic bridge steel structure guardrail.

Background

The guardrail is installed to many sides at the bridge for protection pedestrian and vehicle, current bridge guardrail does not possess antidetonation mechanism, and damage can not appear when because of strong wind or vibrations, and the guardrail anticollision effect is not ideal, can not protect the vehicle or the pedestrian of collision rail guard well when having vehicle or pedestrian to hit the guardrail, for this reason proposes an antidetonation formula bridge steel construction guardrail.

Disclosure of utility model

The utility model aims to solve the defects in the prior art, and provides an anti-seismic bridge steel structure guardrail.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides an antidetonation bridge steel construction guardrail, includes the base, be equipped with the backup pad on the base, be equipped with antidetonation mechanism on the base, antidetonation mechanism includes spacing post, double nut, connecting plate, spacing post fixed connection is on the backup pad top, spacing post one end threaded connection has double nut, cup jointed first spring on the spacing post, the connecting plate passes through double nut and installs on spacing post, be equipped with the spout in the backup pad, sliding connection has the sliding block in the spout, the sliding block is provided with two sets of, fixedly connected with telescopic link one between the sliding block, cup jointed second spring on the telescopic link one, articulated between sliding block and the connecting plate have the connecting rod.

As a further description of the above technical solution:

Be provided with the support column on the connecting plate, fixedly connected with support between the support column, be equipped with the spacing groove on the support, sliding connection has spacing slider in the spacing groove, fixedly connected with arc elastic plate on the spacing slider.

As a further description of the above technical solution:

Be equipped with spacing hole on the support column, sliding connection has the connecting rod in the spacing hole, connecting rod one end fixedly connected with guard plate, fixedly connected with buffer board between guard plate and the arc elastic plate.

As a further description of the above technical solution:

The arc elastic plate is located between the protection plate and the support, the middle part of the arc surface of the arc elastic plate is fixedly connected to the buffer plate, and two ends of the arc elastic plate are fixedly connected to the limiting sliding blocks.

As a further description of the above technical solution:

the support is provided with two, the support is located arc elastic plate upper end and lower extreme position respectively.

As a further description of the above technical solution:

The connecting rod is equipped with the stopper in keeping away from guard plate one end, the area of stopper is greater than spacing hole.

As a further description of the above technical solution:

And a second telescopic rod is fixedly connected between the protection plate and the support column, and two telescopic rods are arranged on two sides of the protection plate.

The utility model has the following beneficial effects:

1. According to the utility model, the protection plate and the arc-shaped elastic plate are arranged, when a vehicle or a pedestrian collides with the guardrail, the buffer plate and the arc-shaped elastic plate can play a role in buffering the collision, so that the vehicle and the pedestrian are protected, the practicability of the guardrail is enhanced, the limiting sliding block is arranged on the arc-shaped elastic plate and slides in the bracket, the arc-shaped elastic plate is limited, and the structural stability of the guardrail is ensured.

2. In the utility model, when the guardrail vibrates, the vibration is transmitted to the sliding block through the connecting rod and then is absorbed by the telescopic rod, so that the shockproof function is provided for the guardrail, the stability of the guardrail is ensured under the condition of strong wind or extreme weather, and the connecting plate is screwed by adopting double nuts when being arranged on the limiting posts, so that the nuts are fastened and are not easy to loosen.

Drawings

FIG. 1 is a schematic diagram of a steel guardrail of an anti-seismic bridge according to the present utility model;

FIG. 2 is an enlarged view of FIG. 1 at A;

FIG. 3 is a perspective view of an anti-seismic bridge steel structure guardrail according to the present utility model;

Fig. 4 is a schematic structural view of a steel structure guardrail of an anti-seismic bridge.

Legend description:

1. a base; 2. a support plate; 3. a limit column; 4. a first spring; 5. a chute; 6. a sliding block; 7. a second spring; 8. a first telescopic rod; 9. a double nut; 10. a connecting plate; 11. a connecting rod; 12. a support column; 13. a bracket; 14. a limit groove; 15. a limit sliding block; 16. an arc-shaped elastic plate; 17. a buffer plate; 18. a protection plate; 19. a limiting hole; 20. a connecting rod; 21. a limiting block; 22. and a second telescopic rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, one embodiment provided by the present utility model is: the utility model provides an antidetonation formula bridge steel construction guardrail, including base 1, be equipped with backup pad 2 on the base 1, be equipped with antidetonation mechanism on the base 1, antidetonation mechanism includes spacing post 3, double nut 9, connecting plate 10, spacing post 3 fixed connection is on backup pad 2 top, spacing post 3 one end threaded connection has double nut 9, cup joint first spring 4 on the spacing post 3, connecting plate 10 passes through double nut 9 to be installed on spacing post 3, be equipped with spout 5 on the backup pad 2, sliding connection has slider 6 in spout 5, slider 6 is provided with two sets of, fixedly connected with telescopic link 8 between the slider 6, cup joint second spring 7 on the telescopic link 8, articulated between slider 6 and the connecting plate 10 has connecting rod 11, be equipped with guard plate 18 and arc elastic plate 16, when vehicle or pedestrian hit the guardrail, buffer plate 17 and arc elastic plate 16 can play the cushioning effect to the impact, thereby protect vehicle and pedestrian, the practicality of reinforcing guardrail.

The connecting plate 10 is provided with support columns 12, fixedly connected with support 13 between the support columns 12, be equipped with spacing groove 14 on the support 13, sliding connection has spacing slider 15 in spacing groove 14, fixedly connected with arc elastic plate 16 on the spacing slider 15, be equipped with spacing hole 19 on the support column 12, sliding connection has connecting rod 20 in spacing hole 19, connecting rod 20 one end fixedly connected with guard plate 18, fixedly connected with buffer plate 17 between guard plate 18 and the arc elastic plate 16, arc elastic plate 16 is located between guard plate 18 and support 13, arc elastic plate 16's arc surface middle part fixed connection is on buffer plate 17, arc elastic plate 16's both ends fixed connection is on spacing slider 15, support 13 is equipped with two, support 13 is located arc elastic plate 16 upper end and lower extreme position respectively, connecting rod 20 is equipped with stopper 21 in keeping away from guard plate 18 one end, the area of stopper 21 is greater than spacing hole 19, fixedly connected with telescopic link two 22 between guard plate 18 and the support column 12, telescopic link two are equipped with two and distribute in guard plate 18 both sides, be equipped with spacing slider 15 in support 13, carry out spacing guardrail's structure to arc elastic plate 16.

Working principle: when the guardrail shakes, the vibration of the support column 12 is transmitted to the sliding block 6 through the connecting rod 11, the sliding block 6 is buffered under the action of the spring II 7 and the telescopic rod I8, the vibration of the support column 12 is buffered under the action of the spring I4, so that an anti-vibration effect is achieved, when the guardrail is impacted, the protection plate 18 is impacted first, the protection plate 18 slides along the limiting hole 19 under the action of the connecting rod 20 and the limiting hole 19, the impact is transmitted to the buffer plate 17 and the arc-shaped elastic plate 16, a part of the buffer plate 17 is buffered and then transmitted to the arc-shaped elastic plate 16, and the arc-shaped elastic plate 16 deforms due to the impact to drive the limiting sliding block 15 to slide in the limiting groove 14, so that the impact is relieved, and the protection effect is achieved.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims (7)

1. The utility model provides an antidetonation formula bridge steel construction guardrail, includes base (1), its characterized in that: be equipped with backup pad (2) on base (1), be equipped with antidetonation mechanism on base (1), antidetonation mechanism includes spacing post (3), double nut (9), connecting plate (10), spacing post (3) fixedly connected with is on backup pad (2) top, spacing post (3) one end threaded connection has double nut (9), cup jointed spring one (4) on spacing post (3), connecting plate (10) are installed on spacing post (3) through double nut (9), be equipped with spout (5) on backup pad (2), sliding connection has sliding block (6) in spout (5), sliding block (6) are provided with two sets of, fixedly connected with telescopic link one (8) between sliding block (6), cup jointed spring two (7) on telescopic link one (8), articulated between sliding block (6) and connecting plate (10) have connecting rod (11).

2. An anti-seismic bridge steel construction guardrail according to claim 1, characterized in that: be provided with support column (12) on connecting plate (10), fixedly connected with support (13) between support column (12), be equipped with spacing groove (14) on support (13), sliding connection has spacing slider (15) in spacing groove (14), fixedly connected with arc elastic plate (16) on spacing slider (15).

3. An anti-seismic bridge steel construction barrier according to claim 2, wherein: be equipped with spacing hole (19) on support column (12), sliding connection has connecting rod (20) in spacing hole (19), connecting rod (20) one end fixedly connected with guard plate (18), fixedly connected with buffer board (17) between guard plate (18) and arc elastic plate (16).

4. A shock resistant bridge steel construction barrier according to claim 3 wherein: the arc-shaped elastic plate (16) is located between the protection plate (18) and the support (13), the middle part of the arc surface of the arc-shaped elastic plate (16) is fixedly connected to the buffer plate (17), and two ends of the arc-shaped elastic plate (16) are fixedly connected to the limiting sliding blocks (15).

5. An anti-seismic bridge steel construction barrier according to claim 4 wherein: the two brackets (13) are arranged, and the brackets (13) are respectively positioned at the upper end and the lower end of the arc-shaped elastic plate (16).

6. An anti-seismic bridge steel construction barrier according to claim 5 wherein: the connecting rod (20) is provided with a limiting block (21) at one end far away from the protection plate (18), and the area of the limiting block (21) is larger than that of the limiting hole (19).

7. An anti-seismic bridge steel construction barrier according to claim 6 wherein: and a second telescopic rod (22) is fixedly connected between the protection plate (18) and the support column (12), and the second telescopic rod (22) is provided with two telescopic rods which are distributed on two sides of the protection plate (18).