CN219342967U

CN219342967U - Highway guardrail reinforced structure

Info

Publication number: CN219342967U
Application number: CN202320836130.3U
Authority: CN
Inventors: 李炳传; 戴亚军; 葛汉东; 韩邵龙; 张健泉; 葛群浪; 伍泽英; 沈燕
Original assignee: Zhejiang Shun Tai Engineering Construction Co ltd
Current assignee: Zhejiang Shun Tai Engineering Construction Co ltd
Priority date: 2023-04-15
Filing date: 2023-04-15
Publication date: 2023-07-14
Anticipated expiration: 2033-04-15

Abstract

The utility model relates to a highway guardrail reinforcing structure in the technical field of highway guardrails, which comprises supporting columns, wherein a first connecting strip is fixedly connected between the supporting columns, a plurality of round holes are formed in one side of the first connecting strip respectively, a limiting shell is fixedly installed in each round hole, a spring is arranged in each limiting shell, one end of the spring is fixedly connected with one end of each limiting shell, the other end of the spring is fixedly connected with a connecting rod, one end of the connecting rod penetrating through each limiting shell is fixedly connected with a second connecting strip, and a plurality of rolling shafts are movably connected with the second connecting strip. When the guardrail is impacted through the roller, the deceleration blocks and the springs, the spring has rebound resilience, so that the vehicle is contracted when the guardrail is impacted, the deceleration blocks are exposed, friction between the deceleration blocks and the vehicle is increased, the vehicle can be decelerated, and meanwhile the roller rotates when impacted, so that the vehicle is driven to decelerate forwards, the buffering effect is achieved, the vehicle is prevented from rushing out of the guardrail, and secondary traffic accidents are avoided.

Description

Highway guardrail reinforced structure

Technical Field

The utility model relates to the technical field of highway guardrails, in particular to a highway guardrail reinforcing structure.

Background

The guardrail is a traffic facility which effectively reduces the damage to equipment and facilities caused by accidental impact when carrying equipment shuttles. The guardrail can all be used in current many highway sections, highway guardrail can prevent that the vehicle from driving out the way, perhaps prevent that the vehicle that runs away from passing through central division area and drive into the opposite direction lane, in case the vehicle that runs away from collides with the guardrail, can weaken the damage guardrail to driver and passenger, prevent simultaneously that the vehicle from crossing out the way, fall into deep trench, lake etc. also prevent that the vehicle from bumping into the dangerous thing of roadside, the safety of the outer building of protection road, ensure that the pedestrian does not receive great injury, the highway guardrail generally uses simple guard plate direct fixation to the both sides of highway, thereby make the crashproof effect of highway guardrail not good.

When the vehicle speed is great, can directly bump the guard plate and break, play buffering effect poor, the guard strength is at the bottom, and when the impact dynamics is great simultaneously, can't prevent that the vehicle from dashing out the road to lead to the vehicle to cross the median and drive to the opposite lane and cause secondary traffic accident, so we propose a highway guardrail reinforced structure.

Disclosure of Invention

Aiming at the problems, the utility model provides a highway guardrail reinforcing structure which has the effects of improving buffering and anti-collision.

The technical scheme of the utility model is as follows:

the utility model provides a highway guardrail reinforced structure, includes the pillar, fixedly connected with connecting strip one between the pillar, a plurality of round holes have been seted up respectively to one side of connecting strip one, fixed mounting has spacing shell in the round hole, be equipped with the spring in the spacing shell, the one end fixedly connected with of spring is in the one end of spacing shell, and the other end fixedly connected with connecting rod of spring, the connecting rod runs through the one end fixedly connected with connecting strip two of spacing shell, two fixedly connected with guard plate between the connecting strip one, a plurality of deceleration pieces of one side fixed mounting of guard plate, two swing joint of connecting strip have a plurality of roller bearings.

In a further technical scheme, a plurality of through holes are formed in the surface of the second connecting strip, a plurality of bearings are fixedly connected in the through holes, roller shafts are fixedly connected to the inner walls of the bearings, and one ends of the roller shafts are fixedly connected with the rollers.

In a further technical scheme, one side of the plurality of deceleration blocks is an arc surface, a plurality of rubber blocks which are uniformly distributed are fixedly arranged on the arc surface, and the arc surface does not exceed one side of the rolling shaft.

In a further technical scheme, the inner wall of the support column is provided with a fixed groove, two sides of the first connecting strip are fixedly provided with a plurality of sliding rods, and two sides of the second connecting strip are provided with a plurality of sliding grooves.

In a further technical scheme, a plurality of sliding rods are fixed in a plurality of fixing grooves and slide in a plurality of sliding grooves.

In a further technical scheme, the first connecting strip and the second connecting strip are respectively provided with 2 connecting strips and are positioned at the top end and the bottom end of the support column.

In a further technical scheme, the deceleration block is positioned between the two rollers and between the two connecting strips II.

The beneficial effects of the utility model are as follows:

1. when the guardrail is impacted through the roller, the deceleration blocks and the springs, the springs have rebound resilience, so that the springs contract when the guardrail is impacted by the vehicle, the plurality of deceleration blocks are exposed, friction between the deceleration blocks and the vehicle is increased, the vehicle can be decelerated, and meanwhile the roller rotates when impacted, the vehicle is driven to decelerate forwards, the buffering effect is achieved, the vehicle is prevented from rushing out of the guardrail, and secondary traffic accidents are avoided;

2. when the vehicle collides with the guardrails through the connecting strip II, the bearing and the rolling shaft, the rolling shaft is firstly contacted with the rolling shaft and is driven by the vehicle to rotate, so that the vehicle is prevented from colliding a plurality of guardrails, and the vehicle is prevented from directly rushing out of the guardrails.

Drawings

FIG. 1 is a schematic overall structure of an embodiment of the present utility model;

FIG. 2 is a schematic view of the structure of a spring housing according to an embodiment of the present utility model;

FIG. 3 is a schematic view showing the position structure of the second connecting strip and the roller according to the embodiment of the utility model;

FIG. 4 is a schematic view showing the position structure of a rubber block according to an embodiment of the present utility model.

Reference numerals illustrate:

1. a support post; 2. a first connecting strip; 3. a second connecting strip; 4. a protection plate; 5. a round hole; 6. a limit shell; 7. a spring; 8. a connecting rod; 9. a slide bar; 10. a fixing groove; 11. a through hole; 12. a bearing; 13. a roller rod; 14. a roller; 15. a chute; 16. a deceleration block; 17. rubber blocks.

Detailed Description

Embodiments of the present utility model are further described below with reference to the accompanying drawings.

Examples:

as shown in fig. 1-4, a highway guardrail reinforcing structure, including pillar 1, fixed slot 10 has been seted up to pillar 1's inner wall, fixedly connected with connecting strip one 2 between pillar 1, a plurality of slide bars 9 of both sides fixed mounting of connecting strip one 2, a plurality of round holes 5 have been seted up respectively to one side of connecting strip one 2, fixed mounting has spacing shell 6 in the round hole 5, be equipped with spring 7 in the spacing shell 6, the one end fixed connection of spring 7 is in the one end of spacing shell 6, and the other end fixedly connected with connecting rod 8 of spring 7, connecting rod 8 runs through spacing shell 6's one end fixedly connected with connecting strip two 3, a plurality of spouts 15 have been seted up to connecting strip two's 3 both sides, a plurality of slide bars 9 are fixed in a plurality of fixed slots 10, and slide in a plurality of spouts 15, fixedly connected with guard plate 4 between two connecting strips one 2, a plurality of deceleration blocks 16 of one side fixed mounting of guard plate 4, deceleration blocks 16 are located between two rollers 14, and be located between two connecting strip two 3, one side of a plurality of deceleration blocks 16 is the cambered surface, cambered surface fixed mounting has a plurality of evenly distributed rubber blocks 17, and one side that is located two cambered surface two rollers 14 and one side is located 2 and 2 top and 2 are located respectively, bottom and 2 are connected with 2.

The working principle of the technical scheme is as follows:

when a vehicle collides with a highway guardrail, a plurality of rollers 14 are impacted firstly, the rollers 14 are driven to rotate when the vehicle collides with the highway guardrail, the rollers 14 are enabled to rotate in a plurality of bearings 12, the arrangement of the rollers 14 enables the vehicle to collide, the plurality of guardrails are prevented from being knocked down, the road is blocked, when the vehicle collides with the guardrail at a high speed, the rollers 14 firstly collide with the guardrail, the connecting strip II 3 is driven to move inwards, the sliding grooves 15 at two ends of the connecting strip II 3 slide on the surface of the sliding rod 9, when the connecting strip II 3 moves inwards, the connecting rod 8 is pushed inwards, the springs 7 are extruded and contracted at the moment, when the rollers 14 and the connecting strip II 3 move inwards, one side of the vehicle is contacted with a deceleration block 16 arranged between the rollers 14, the cambered surface of the deceleration block 16 and the rubber block 17 with the cambered surface are contacted with one side of the vehicle, friction between the vehicle is increased, the vehicle is decelerated, and when the springs 7 rebound, the vehicle is decelerated again, and the arrangement of the device prevents the vehicle from rushing out of the guardrail.

The foregoing examples merely illustrate specific embodiments of the utility model, which are described in greater detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model.

Claims

1. Highway guardrail reinforcing structure, comprising two struts (1), characterized in that: two fixedly connected with connecting strip one (2) between pillar (1), a plurality of round holes (5) have been seted up respectively to one side of connecting strip one (2), fixed mounting has spacing shell (6) in round hole (5), be equipped with spring (7) in spacing shell (6), the one end fixedly connected with of spring (7) is in the one end of spacing shell (6), and the other end fixedly connected with connecting rod (8) of spring (7), connecting rod (8) run through one end fixedly connected with connecting strip two (3) of spacing shell (6), two fixedly connected with guard plate (4) between connecting strip one (2), one side fixed mounting a plurality of deceleration pieces (16) of guard plate (4), connecting strip two (3) swing joint have a plurality of roller bearings (14).

2. A highway guardrail reinforcing structure according to claim 1, wherein: a plurality of through holes (11) are formed in the surface of the connecting strip II (3), a plurality of bearings (12) are fixedly connected in the through holes (11), roller rods (13) are fixedly connected to the inner walls of the bearings (12), and rollers (14) are fixedly connected to one ends of the roller rods (13).

3. A highway guardrail reinforcing structure according to claim 1, wherein: one side of the plurality of deceleration blocks (16) is an arc surface, a plurality of evenly distributed rubber blocks (17) are fixedly arranged on the arc surface, and the arc surface does not exceed one side of the roller (14).

4. A highway guardrail reinforcing structure according to claim 1, wherein: the inner wall of the support column (1) is provided with a fixed groove (10), two sides of the first connecting strip (2) are fixedly provided with a plurality of sliding rods (9), and two sides of the second connecting strip (3) are provided with a plurality of sliding grooves (15).

5. The highway guardrail reinforcing structure of claim 4, wherein: the sliding rods (9) are fixed in the fixing grooves (10) and slide in the sliding grooves (15).

6. A highway guardrail reinforcing structure according to claim 1, wherein: the connecting strips I (2) and II (3) are respectively provided with 2 connecting strips and are positioned at the top end and the bottom end of the support column (1).

7. A highway guardrail reinforcing structure according to claim 1, wherein: the speed reducing block (16) is positioned between the two rollers (14) and between the two connecting strips (3).