CN210482138U

CN210482138U - Elastic connecting device for highway guardrail

Info

Publication number: CN210482138U
Application number: CN201920753079.3U
Authority: CN
Inventors: 吴玉山; 杜浩; 王维
Original assignee: Yichang Hengbiao Mechanical Equipment Co Ltd
Current assignee: Yichang Hengbiao Mechanical Equipment Co Ltd
Priority date: 2019-05-24
Filing date: 2019-05-24
Publication date: 2020-05-08
Anticipated expiration: 2029-05-24

Abstract

The utility model discloses an elastic connecting device for a highway guardrail, which comprises a protective plate, wherein a hollow air bag layer is arranged below the protective plate, a spring cushion is arranged below the hollow air bag layer, two sides of the protective plate, connected with the protective plate, of the spring cushion are provided with a chute A, a slide block A is arranged in the chute A, one end of the slide block A is connected with a spring A, the spring A is fixedly connected with the protective plate, and the spring cushion is fixedly connected with the slide block A; the utility model discloses a hollow air bag layer that sets up reaches first layer shock attenuation effect, through mutually supporting of the spout A, slider A, spring A and the spring pad that set up, has realized the shock attenuation of second floor, has realized multiple absorbing effect, makes whole device possess extremely strong practicality.

Description

Elastic connecting device for highway guardrail

Technical Field

The utility model relates to a highway guardrail technical field especially relates to an elastic connection device for highway guardrail.

Background

In recent years, with the rapid development of domestic highway construction, the highway guardrail market is continuously expanded, and at present, the highway guardrails on the market are mainly semi-steel guardrails, the internal structure of the highway guardrails is simple, few elastic connecting devices are arranged, but the shock absorption and impact reduction effects are poor, or some highway guardrails are not arranged at all, so that when a vehicle collides with the highway guardrails, the highway guardrails are easily damaged instantly under strong impact, and cause greater damage to a driver, therefore, how to avoid or reduce the damage of accidents to the driver can be avoided, and especially how to ensure the life safety is a problem which is very concerned by traffic departments and vast drivers.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides an elastic connecting device for a road guardrail, which can solve the problems in the background stories.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to an elastic connecting device for a highway guardrail, which comprises a protective plate, wherein a hollow air bag layer is arranged below the protective plate, a spring cushion is arranged below the hollow air bag layer, sliding grooves A are arranged on two sides of the protective plate connected with the protective plate, a sliding block A is arranged in the sliding grooves A, one end of the sliding block A is connected with a spring A, the spring A is fixedly connected with the protective plate, and the spring cushion is fixedly connected with the sliding block A; the utility model discloses a spring mattress, including spring pad, bracing piece, backplate and support post, spring pad below both sides are provided with the bracing piece, bracing piece one end and spring pad fixed connection, and the other end and backplate fixed connection, spring pad middle part below fixedly connected with props the post, prop post below fixedly connected with elastic ball, elastic ball below fixedly connected with arc, inside the division of backup pad that the arc links to each other with the bracing piece both ends has spout B, be equipped with slider B in the spout B, and slider B one end is connected with spring B, spring B fixed connection bracing piece, arc both ends fixed connection slider B.

As an optimized technical scheme of the utility model, a plurality of hollow air bags of hollow air bag layer inside evenly distributed.

As an optimized technical scheme of the utility model, the spring pad becomes the arc structure, and the spring pad comprises a plurality of elasticity original papers.

As an optimal technical scheme of the utility model, the material of backplate is carbon-fibre composite.

As a preferred technical scheme of the utility model, the equal fixedly connected with connecting seat in backplate both ends, open on the connecting seat surface has 2 through-holes, the connecting seat passes through bolt and highway guardrail end connection.

Compared with the prior art, the utility model discloses the beneficial effect that can reach is: the utility model discloses a hollow air bag layer that sets up reaches first layer shock attenuation effect, through mutually supporting of the spout A that sets up, slider A, spring A and spring pad, has realized the shock attenuation of second floor, through bracing piece, support post, elastic ball, arc, spout B and slider B and the spring B between mutually supporting that sets up, has realized the shock attenuation of third layer, makes the utility model discloses a work efficiency improves, the effectual shock attenuation effect that reaches, whole device reasonable in design, convenient to use to effectual work efficiency and the practicality of having improved.

Drawings

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

FIG. 2 is a schematic side view of the present invention;

wherein: 1. a guard plate; 2. a hollow air bag layer; 3. a spring pad; 4. a chute A; 5. a slide block A; 6. a spring A; 7. a support bar; 8. bracing columns; 9. an elastic ball; 10. an arc-shaped plate; 11. a chute B; 12. a slide block B; 13. a spring B; 14. a connecting seat; 15. and a through hole.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Referring to fig. 1-2, the present invention provides an elastic connection device for a road guardrail, including a protection plate 1, a hollow air bag layer 2 is arranged below the protection plate 1, a spring pad 3 is arranged below the hollow air bag layer 2, sliding chutes a4 are arranged on two sides of the protection plate 1 where the spring pad 3 is connected with the protection plate 1, a sliding block a5 is arranged in the sliding chute a4, one end of the sliding block a5 is connected with a spring a6, the spring a6 is fixedly connected with the protection plate 1, and the spring pad 3 is fixedly connected with a sliding block a 5; supporting rods 7 are arranged on two sides of the lower portion of the spring pad 3, one end of each supporting rod 7 is fixedly connected with the spring pad 3, the other end of each supporting rod is fixedly connected with the guard plate 1, a supporting column 8 is fixedly connected with the lower portion of the middle portion of the spring pad 3, an elastic ball 9 is fixedly connected with the lower portion of the supporting column 8, an arc plate 10 is fixedly connected with the lower portion of the elastic ball 9, sliding grooves B11 are formed in the supporting rods 7, the sliding blocks B12 are arranged in the sliding grooves B11, one end of each sliding block B12 is connected with a spring B13, the supporting rods 7 are fixedly connected with springs B13, and sliding blocks B12 are fixedly connected with two ends of.

A plurality of hollow air bags are uniformly distributed in the hollow air bag layer 2, so that the impact reduction effect is improved to a greater extent.

The spring pad 3 is of an arc-shaped structure, and the spring pad 3 is composed of a plurality of elastic elements, so that the damping effect is more obvious.

The material of backplate 1 is carbon-fibre composite, makes the structure more light and handy, transports more conveniently, also possesses more powerful tightness simultaneously.

Equal fixedly connected with connecting seat 14 in backplate 1 both ends, connecting seat 14 surface is opened has 2 through-holes 15, and connecting seat 14 passes through bolt and highway guardrail end connection, makes the installation more convenient.

Specifically, when in use, the protection plate 1 is firstly installed and fixed on the upright post through the connecting seats 14 arranged at the two ends of the protection plate 1, then if the sudden automobile is impacted, the impact force is firstly transmitted to the hollow air bag layer 2 through the guard plate 1, the impact force is absorbed through the plurality of hollow air bags to achieve the first layer of shock absorption effect, then the impact force is transmitted to the spring cushion 3 from the hollow air bag layer 2, so that the spring cushion 3 moves downwards, the spring cushion 3 pushes the sliding blocks A5 arranged at the two sides of the guard plate 1 to move in the sliding grooves A4 to extrude the spring A6 to achieve the second layer of damping effect, then the impact force is transmitted downwards to the supporting rod 7 and the bracing column 8, the bracing column 8 extrudes the elastic ball 9, so that the elastic ball 9 extrudes the arc-shaped plate 10 to push the arc-shaped plate 10 to move downwards, thereby driving the sliding block B12 to move in the sliding groove B11 to extrude the spring B13, and achieving the third-layer damping effect.

The embodiments of the present invention are not limited to the above embodiments, and according to the contents of the above embodiments of the present invention, the above preferred embodiments can also make modifications, replacements or combinations of other forms by using conventional technical knowledge and conventional means in the field without departing from the basic technical idea of the present invention, and the obtained other embodiments all fall within the scope of the present invention.

Claims

1. The elastic connecting device for the road guardrail comprises a protective plate (1) and is characterized in that a hollow air bag layer (2) is arranged below the protective plate (1), a spring pad (3) is arranged below the hollow air bag layer (2), sliding chutes A (4) are formed in two sides of the protective plate (1) where the spring pad (3) is connected with the protective plate (1), sliding blocks A (5) are arranged in the sliding chutes A (4), one ends of the sliding blocks A (5) are connected with springs A (6), the springs A (6) are fixedly connected with the protective plate (1), and the spring pads (3) are fixedly connected with the sliding blocks A (5); spring pad (3) below both sides are provided with bracing piece (7), bracing piece (7) one end and spring pad (3) fixed connection, and the other end and backplate (1) fixed connection, spring pad (3) middle part below fixedly connected with props post (8), prop post (8) below fixed connection and have elastic ball (9), elastic ball (9) below fixedly connected with arc (10), inside division of bracing piece (7) that arc (10) and bracing piece (7) both ends link to each other has spout B (11), be equipped with slider B (12) in spout B (11), and slider B (12) one end is connected with spring B (13), spring B (13) fixed connection bracing piece (7), arc (10) both ends fixed connection slider B (12).

2. An elastic connection device for a road guardrail according to claim 1, characterized in that a plurality of hollow air cells are uniformly distributed inside the hollow air cell layer (2).

3. A resilient connection means for a road guardrail according to claim 1, characterized in that the springy pad (3) is of an arc-shaped configuration and that the springy pad (3) consists of several resilient elements.

4. An elastic connection device for a road guardrail according to claim 1, characterized in that the material of the guard plate (1) is carbon fiber composite.

5. The flexible connection device for the road guardrail according to claim 1, wherein the guard plate (1) is fixedly connected with connection seats (14) at both ends, the connection seats (14) are provided with 2 through holes (15) on the surface, and the connection seats (14) are connected with the end parts of the road guardrail through bolts.