CN219157495U

CN219157495U - Ultra-high performance concrete crash barrier

Info

Publication number: CN219157495U
Application number: CN202320026108.2U
Authority: CN
Inventors: 林建华; 张志勇; 许程前; 刘方宁; 刘健
Original assignee: Shanghai Dijiang Group Co ltd; Shanghai Dijiang Construction Technology Co ltd
Current assignee: Shanghai Dijiang Group Co ltd; Shanghai Dijiang Construction Technology Co ltd
Priority date: 2023-01-06
Filing date: 2023-01-06
Publication date: 2023-06-09
Anticipated expiration: 2033-01-06

Abstract

The utility model discloses an ultra-high-performance concrete anti-collision guardrail, which comprises a concrete anti-collision guardrail body, wherein a shell is arranged on the right side of the concrete anti-collision guardrail body, a first spring is fixedly connected to the inner wall of the shell, a limiting plate is fixedly connected to the left end of the first spring, a limiting rod is fixedly connected to the left side of the limiting plate, and one end of the limiting rod, far away from the limiting plate, penetrates through the left side of the shell and is fixedly connected with the concrete anti-collision guardrail body. According to the utility model, through the matched use of the concrete anti-collision guardrail body, the shell, the first spring, the limiting plate, the limiting rod, the mounting seat, the rubber roller, the buffer box, the partition plate, the connecting rod, the movable plate, the telescopic rod, the sliding sleeve, the second spring and the elastic plate, the problems that the concrete anti-collision guardrail in the prior art does not have good buffering performance in actual use, cannot effectively relieve impact force generated in collision, still has a certain potential safety hazard and has lower practicability are solved.

Description

Ultra-high performance concrete crash barrier

Technical Field

The utility model relates to the technical field of anti-collision guardrails, in particular to an ultra-high-performance concrete anti-collision guardrail.

Background

The concrete anti-collision guardrail is a protective guardrail poured by reinforced concrete, is generally used on highways or highway bridges, is firm, prevents collision damage, and is prevented from being broken when a vehicle encounters an accident, so that the anti-collision guardrail cannot be broken and falls below a road surface or a bridge deck to cause larger loss and casualties.

For example, the utility model in China provides a concrete crash barrier, and the bulletin number is: in the utility model, CN213805072U is used by matching the compression structure with the compression structure, when a vehicle bumps on the speed reducing plate, the speed reducing plate is compressed and stretched into the backup plate through the compression column, when the fixed wheel bumps on the baffle, the fixed wheel is in the head, and can not move inwards, the principle of the compression structure is the same, so that the vehicle can not bump on the concrete anti-collision guardrail, but the concrete anti-collision guardrail in the prior art has no good buffering performance in actual use, can not effectively relieve impact force generated in collision, has a certain potential safety hazard, and has lower practicability.

Disclosure of Invention

The utility model aims to provide an ultra-high-performance concrete anti-collision guardrail, which has the advantage of good buffering effect, and solves the problems that the concrete anti-collision guardrail in the prior art does not have good buffering performance in actual use, cannot effectively relieve impact force generated in collision, still has certain potential safety hazard and has lower practicability.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a super high performance concrete crash barrier, includes the concrete crash barrier body, the right side of concrete crash barrier body is provided with the casing, the first spring of inner wall fixedly connected with of casing, the left end fixedly connected with limiting plate of first spring, the left side fixedly connected with gag lever post of limiting plate, the one end that limiting plate was kept away from to the gag lever post runs through to the left side of casing and with concrete crash barrier body fixed connection, the right side fixedly connected with mount pad of casing, swing joint has rubber roller between two mount pads, the right side fixedly connected with buffer box of concrete crash barrier body, fixedly connected with baffle between the both sides of buffer box inner chamber, the equal swing joint of one side that the casing is relative has the connecting rod, the one end swing joint movable rod of casing is kept away from to the connecting rod, the one end that the connecting rod was kept away from runs through to the inner chamber of buffer box and fixedly connected with movable plate, fixedly connected with telescopic link between movable plate and the baffle, fixedly connected with slide bar between the both sides of movable plate inner chamber, the surface of slide bar is overlapped respectively and is equipped with sliding sleeve and second spring between two swing joint has the sliding sleeve.

Preferably, the both sides of fly leaf are all fixedly connected with slider, the spout that cooperation slider used is seted up to the inner wall of buffer box.

Preferably, a first opening is formed in the left side of the shell, and the top and the bottom of the limiting plate are both in sliding connection with the inner wall of the shell.

Preferably, the opposite sides of the movable plate are provided with second openings, and two ends of the second spring are fixedly connected with the sliding sleeve and the inner wall of the movable plate respectively.

Preferably, the top and the bottom of the buffer box are provided with third openings, and one side of the elastic plate, which is far away from the sliding sleeve, is contacted with the partition plate.

Preferably, the front of the buffer box is fixedly connected with a sealing plate through a bolt, and the surface of the sliding sleeve is in sliding connection with the inner wall of the movable plate.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, through the matched use of the concrete anti-collision guardrail body, the shell, the first spring, the limiting plate, the limiting rod, the mounting seat, the rubber roller, the buffer box, the partition plate, the connecting rod, the movable plate, the telescopic rod, the sliding sleeve, the second spring and the elastic plate, the problems that the concrete anti-collision guardrail in the prior art does not have good buffering performance in actual use, cannot effectively relieve impact force generated in collision, still has a certain potential safety hazard and has lower practicability are solved.

2. According to the utility model, the movable plate can be limited by arranging the sliding block and the sliding groove, so that the stability of the movable plate during movement is improved, the use of the limiting rod can be facilitated by arranging the first opening, the use of the elastic plate can be facilitated by arranging the second opening, the use of the movable rod can be facilitated by arranging the third opening, and the buffer box can be sealed by arranging the sealing plate.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of a surge tank of the present utility model;

fig. 3 is a schematic cross-sectional view of the housing of the present utility model.

In the figure: 1. a concrete crash barrier body; 2. a housing; 3. a first spring; 4. a limiting plate; 5. a limit rod; 6. a mounting base; 7. a rubber roller; 8. a buffer box; 9. a partition plate; 10. a connecting rod; 11. a movable rod; 12. a movable plate; 13. a telescopic rod; 14. a slide bar; 15. a sliding sleeve; 16. a second spring; 17. an elastic plate; 18. a slide block; 19. a chute; 20. and (5) sealing the plate.

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. 1-3, an ultra-high performance concrete crash barrier comprises a concrete crash barrier body 1, a shell 2 is arranged on the right side of the concrete crash barrier body 1, a first spring 3 is fixedly connected to the inner wall of the shell 2, a limiting plate 4 is fixedly connected to the left end of the first spring 3, a limiting rod 5 is fixedly connected to the left side of the limiting plate 4, one end of the limiting rod 5, far away from the limiting plate 4, penetrates through the left side of the shell 2 and is fixedly connected with the concrete crash barrier body 1, a mounting seat 6 is fixedly connected to the right side of the shell 2, a rubber roller 7 is movably connected between the two mounting seats 6, a buffer box 8 is fixedly connected to the right side of the concrete crash barrier body 1, a partition 9 is fixedly connected between two sides of an inner cavity of the buffer box 8, a connecting rod 10 is movably connected to one side, far away from the shell 2, of the connecting rod 10 is movably connected with a movable rod 11, one end of the movable rod 11 far away from the connecting rod 10 penetrates through the inner cavity of the buffer box 8 and is fixedly connected with the movable plate 12, a telescopic rod 13 is fixedly connected between the movable plate 12 and the partition plate 9, a sliding rod 14 is fixedly connected between two sides of the inner cavity of the movable plate 12, a sliding sleeve 15 and a second spring 16 are respectively sleeved on the surface of the sliding rod 14, an elastic plate 17 is movably connected between the two sliding sleeves 15, sliding blocks 18 are fixedly connected to two sides of the movable plate 12, a sliding groove 19 matched with the sliding blocks 18 is formed in the inner wall of the buffer box 8, a first opening is formed in the left side of the shell 2, the top and the bottom of the limiting plate 4 are in sliding connection with the inner wall of the shell 2, a second opening is formed in one side opposite to the movable plate 12, two ends of the second spring 16 are fixedly connected with the sliding sleeve 15 and the inner wall of the movable plate 12 respectively, a third opening is formed in the top and the bottom of the buffer box 8, the front of elastic plate 17 keeping away from sliding sleeve 15 is contacted with baffle 9, the front of buffer box 8 passes through bolt fixedly connected with closing plate 20, sliding sleeve 15's surface and fly leaf 12's inner wall sliding connection, through setting up slider 18 and spout 19, can carry out spacingly to fly leaf 12, stability when improving fly leaf 12 and remove, through setting up first opening, can make things convenient for the use of gag lever post 5, through setting up the second opening, can make things convenient for the use of elastic plate 17, through setting up the third opening, can make things convenient for the use of movable rod 11, through setting up closing plate 20, can seal buffer box 8, through concrete crash barrier body 1, casing 2, first spring 3, limiting plate 4, gag lever post 5, mount pad 6, rubber roller 7, buffer box 8, baffle 9, connecting rod 10, movable rod 11, fly leaf 12, telescopic link 13, slide bar 14, sliding sleeve 15, the cooperation of second spring 16 and elastic plate 17 is used, the problem that prior art concrete crash barrier does not have good buffer performance when in actual use, can't alleviate the impact, the potential safety hazard that produces when striking, the effective potential safety hazard still exists is low.

When the use, after the vehicle runs into rubber roller 7, rubber roller 7 can take place to alleviate the impact force that produces when striking, simultaneously, rubber roller 7 drives mount pad 6 and takes place the displacement, mount pad 6 drives casing 2 through the cooperation of gag lever post 5 and limiting plate 4 and compresses first spring 3, simultaneously, casing 2 drives connecting rod 10 and removes, connecting rod 10 drives movable rod 11 and removes, movable rod 11 drives movable plate 12 and removes, movable plate 12 compresses telescopic link 13, simultaneously, movable plate 12 drives slide bar 14 and sliding sleeve 15 and extrudees elastic plate 17, elastic plate 17 is passed through after the extrusion and is driven sliding sleeve 15 to opposite one side and remove, sliding sleeve 15 compresses second spring 16, thereby alleviate the impact force that produces when colliding through the cooperation of first spring 3, second spring 16 and telescopic link 13.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an ultra-high performance concrete crash barrier, includes concrete crash barrier body (1), its characterized in that: the right side of concrete crash barrier body (1) is provided with casing (2), the inner wall fixedly connected with first spring (3) of casing (2), the left end fixedly connected with limiting plate (4) of first spring (3), the left side fixedly connected with gag lever post (5) of limiting plate (4), the one end that limiting plate (4) was kept away from to gag lever post (5) runs through to the left side of casing (2) and with concrete crash barrier body (1) fixed connection, the right side fixedly connected with mount pad (6) of casing (2), swing joint has rubber roller (7) between two mount pads (6), the right side fixedly connected with buffer box (8) of concrete crash barrier body (1), fixedly connected with baffle (9) between the both sides of buffer box (8) inner chamber, the one end swing joint that casing (2) are kept away from to limiting rod (10), the one end swing joint of connecting rod (11) of casing (2) keeps away from connecting rod (10) is to be connected with movable rod (12) between the fixed connection baffle (12) and flexible board (12), a sliding rod (14) is fixedly connected between two sides of the inner cavity of the movable plate (12), a sliding sleeve (15) and a second spring (16) are respectively sleeved on the surface of the sliding rod (14), and an elastic plate (17) is movably connected between the two sliding sleeves (15).

2. An ultra-high performance concrete crash barrier as recited in claim 1 wherein: both sides of fly leaf (12) are all fixedly connected with slider (18), spout (19) that cooperation slider (18) used are seted up to the inner wall of buffer box (8).

3. An ultra-high performance concrete crash barrier as recited in claim 1 wherein: the left side of casing (2) has seted up first opening, the top and the bottom of limiting plate (4) all with the inner wall sliding connection of casing (2).

4. An ultra-high performance concrete crash barrier as recited in claim 1 wherein: the opposite sides of the movable plate (12) are provided with second openings, and two ends of the second spring (16) are fixedly connected with the sliding sleeve (15) and the inner wall of the movable plate (12) respectively.

5. An ultra-high performance concrete crash barrier as recited in claim 1 wherein: third openings are formed in the top and the bottom of the buffer box (8), and one side, away from the sliding sleeve (15), of the elastic plate (17) is contacted with the partition plate (9).

6. An ultra-high performance concrete crash barrier as recited in claim 1 wherein: the front of the buffer box (8) is fixedly connected with a sealing plate (20) through a bolt, and the surface of the sliding sleeve (15) is in sliding connection with the inner wall of the movable plate (12).