CN212294331U

CN212294331U - Public road bridge roof beam safety anticollision barrier

Info

Publication number: CN212294331U
Application number: CN202020227538.7U
Authority: CN
Inventors: 李飞飞; 袁国栋; 苏凌萱; 李艳兵; 吴江浩
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-02-28
Filing date: 2020-02-28
Publication date: 2021-01-05
Anticipated expiration: 2030-02-28

Abstract

The utility model discloses a public road bridge roof beam safety anticollision barrier, including support column, connecting rod, spring one and spring two, the shaping has the spout on the support column lateral wall, the welding has in the spout spring two, spring two is kept away from spout one end welding has the vaulting pole, be close to on the vaulting pole two department welding of spring have the slide bar, the slide bar inserts inside spring two. Has the advantages that: the utility model discloses a design of connecting rod, sliding sleeve, spring one, slide bar and spring two for this rail guard has double buffering anticollision function, has effectively reduced the impact of vehicle to the guardrail, has avoided the damage of guardrail, has improved the life of guardrail, through the design of backplate two, not only greatly increased this guardrail holistic support rigidity and stability, make this guardrail have the secondary guard action moreover, improved the barrier propterty of this guardrail, the practicality is good.

Description

Public road bridge roof beam safety anticollision barrier

Technical Field

The utility model relates to a bridge anticollision barrier technical field, concretely relates to public road bridge roof beam safety anticollision barrier.

Background

The bridge is generally a structure which is erected on rivers, lakes and seas and allows vehicles, pedestrians and the like to smoothly pass through. In order to adapt to the modern high-speed developed traffic industry, bridges are also extended to be constructed to span mountain stream, unfavorable geology or meet other traffic needs, so that the buildings are convenient to pass. Generally, a guardrail is installed on a bridge so as not to ensure the safety of the vehicles and pedestrians in running.

However, the existing bridge guardrail adopts a fixed rigid structure more than ever, so that the whole buffer performance of the guardrail is relatively poor, the guardrail is easy to damage due to the impact of a vehicle, the service life of the guardrail is prolonged, the existing bridge guardrail only has a protection structure more than once, the guardrail is damaged by the impact, the vehicle can directly impact under a bridge, the integral protection performance and the practicability of the guardrail are reduced, and the problem that the existing safety anti-collision guardrail for the highway bridge is needed urgently is solved.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome prior art not enough, a public road bridge roof beam safety anticollision barrier has now been proposed, it adopts fixed rigid structure more to have solved current bridge guardrail, it is relatively poor to make the whole shock-absorbing capacity of guardrail, damage because of the striking of vehicle easily, reduce guardrail life, and current bridge guardrail has a protective structure more, lead to the guardrail to receive the striking and damage the back, the vehicle can directly dash the underbridge, the problem of the holistic protective properties of guardrail and practicality has been reduced.

(II) technical scheme

The utility model discloses a following technical scheme realizes: the utility model provides a public road bridge roof beam safety anticollision barrier, including support column, connecting rod, spring one and spring two, the shaping has the spout on the support column lateral wall, the welding has in the spout spring two, spring two is kept away from spout one end welding has the vaulting pole, be close to on the vaulting pole two department welding of spring have the slide bar, the slide bar inserts inside the spring two, the slide bar with spout sliding connection, the vaulting pole middle part is provided with two sliding sleeves, set up between the sliding sleeve spring one, it has to articulate on the spout lateral wall the connecting rod, the connecting rod is kept away from sliding sleeve one end articulates there is backplate one, backplate one adopts the arc structure.

By adopting the technical scheme, through the connecting rod, the sliding sleeve, the first spring, the sliding rod and the second spring, the guardrail has a double-buffering anti-collision function, so that the impact of a vehicle on the guardrail is effectively reduced, the damage to the guardrail is avoided, and the service life of the guardrail is prolonged.

Furthermore, the sliding sleeve is connected with the sliding rod in a sliding mode, the first spring is welded with the sliding sleeve, and the support rod penetrates through the first spring.

Through adopting above-mentioned technical scheme, can ensure the normal slip of sliding sleeve and the normal tensile of spring one.

Furthermore, the number of the first guard plate and the number of the support rods are two.

Through adopting above-mentioned technical scheme for the barrier's barrier propterty is better.

Furthermore, the back of the support column is provided with a second protection plate, the second protection plate is of a square structure, and a connecting frame is welded on the second protection plate, close to the support column.

Through adopting above-mentioned technical scheme, through the design of backplate two, not only greatly increased the holistic support rigidity of this guardrail and stability, make this guardrail have the secondary guard action moreover, improved the barrier propterty of this guardrail, the practicality is good.

Furthermore, the link includes with two welded connecting plates of backplate and welding the mounting panel of connecting plate one side, the backplate two passes through the link with the support column links to each other.

Through adopting above-mentioned technical scheme, can realize the reliable installation of backplate two.

Furthermore, the support column is made of steel, a base is welded at the bottom end of the support column, and a mounting bolt penetrates through the base.

Through adopting above-mentioned technical scheme, can ensure that the normal installation of this guardrail is fixed.

(III) advantageous effects

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

1. in order to solve the problems that the conventional bridge guardrail mostly adopts a fixed rigid structure, so that the whole guardrail has poor buffering performance, is easy to damage due to vehicle impact and prolongs the service life of the guardrail, the utility model discloses a connecting rod, a sliding sleeve, a spring I, a sliding rod and a spring II are designed, so that the guardrail has a double buffering anti-collision function, the impact effect of the vehicle on the guardrail is effectively reduced, the damage of the guardrail is avoided, and the service life of the guardrail is prolonged;

2. for solving current bridge railing and only having a protective structure more than once, lead to the guardrail to receive the striking and damage the back, the vehicle can directly dash to the underbridge, has reduced the problem of the holistic protective properties of guardrail and practicality, the utility model discloses a design of backplate two, not only greatly increased the holistic support rigidity of this guardrail and stability for this guardrail has the secondary protective action moreover, has improved the protective properties of this guardrail, and the practicality is good.

Drawings

Fig. 1 is a schematic structural view of a safety crash barrier for a highway bridge according to the present invention;

FIG. 2 is a cross-sectional view of the safety crash barrier for road and bridge according to the present invention;

figure 3 is a schematic structural view of a second guard plate in the safety anti-collision guardrail for the highway bridge.

The reference numerals are explained below:

1. a support pillar; 2. a first guard plate; 3. installing a bolt; 4. a base; 5. a second guard plate; 6. a stay bar; 7. a connecting rod; 8. a traveler; 9. a second spring; 10. a chute; 11. a sliding sleeve; 12. a first spring; 13. a connecting frame; 14. mounting a plate; 15. a connecting plate.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

As shown in fig. 1-3, the safety anti-collision guardrail for roads and bridges in this embodiment includes a support pillar 1, a connecting rod 7, a first spring 12 and a second spring 9, a sliding groove 10 is formed on a side wall of the support pillar 1, the second spring 9 is welded in the sliding groove 10, a support rod 6 is welded at one end of the second spring 9, which is far from the sliding groove 10, a sliding rod 8 is welded on the support rod 6, which is near to the second spring 9, the sliding rod 8 is inserted into the second spring 9, the sliding rod 8 is slidably connected with the sliding groove 10, two sliding sleeves 11 are arranged in the middle of the support rod 6, the first spring 12 is arranged between the sliding sleeves 11, the connecting rod 7 is hinged on a side wall of the sliding groove 10, a first guard plate 2 is hinged at one end of the connecting rod 7, which is far from the sliding sleeve 11, the first spring 12, the sliding rod 8 and the second spring 9 are designed, so that, the damage of the guardrail is avoided, and the service life of the guardrail is prolonged.

As shown in fig. 1-2, in this embodiment, the sliding sleeve 11 is slidably connected to the sliding rod 8, the first spring 12 is welded to the sliding sleeve 11, the strut 6 penetrates through the first spring 12, so as to ensure normal sliding of the sliding sleeve 11 and normal stretching of the first spring 12, and there are two guard plates 2 and two struts 6, so that the guard rail has better protection performance.

As shown in fig. 1 and fig. 3, in this embodiment, a guard plate two 5 is arranged on the back of the support column 1, the guard plate two 5 adopts a square structure, a connecting frame 13 is welded on the guard plate two 5 near the support column 1, through the design of the guard plate two 5, not only the overall supporting rigidity and stability of the guard rail are greatly increased, but also the guard rail has a secondary protection effect, the protection performance of the guard rail is improved, the practicability is good, the connecting frame 13 comprises a connecting plate 15 welded with the guard plate two 5 and a mounting plate 14 welded on one side of the connecting plate 15, the guard plate two 5 is connected with the support column 1 through the connecting frame 13, the reliable installation of the guard plate two 5 can be realized, the support column 1 is made of steel, a base 4 is welded at the bottom end of the support column 1, a mounting bolt 3 penetrates through the base 4.

The specific implementation process of this embodiment is as follows: when the guardrail is used, the guardrail can be used only by installing the guardrail on cement bases at two sides of a highway bridge according to the mode shown in figure 1, when the protection plate 2 is impacted by a vehicle in the using process, the protection plate 2 can move towards one side of the support rod 6, and then the sliding sleeves 11 are pushed to slide along the support rod 6 through the connecting rods 7, at the moment, the two sliding sleeves 11 slide along the support rod 6 in the back direction, so that the springs 12 are stretched to play a role in buffering for the first time, meanwhile, the support rod 6 can be subjected to the thrust transmitted by the protection plate 2 to further enable the support rod 6 to slide towards the direction of the support column 1, at the moment, the springs 12 are compressed to play a role in buffering for the second time, thereby greatly reducing the impact force applied to the guardrail in the using process, avoiding the damage of the guardrail and prolonging the service life of the guardrail, and through the design of the protection plates 5, not only greatly increasing the, and the guardrail has secondary protection effect, the protection performance of the guardrail is improved, and the practicability is good.

The above-described embodiments are merely illustrative of the preferred embodiments of the present invention and are not intended to limit the spirit and scope of the present invention. Without departing from the design concept of the present invention, various modifications and improvements made by the technical solution of the present invention by those skilled in the art should fall into the protection scope of the present invention, and the technical contents claimed by the present invention have been fully recorded in the claims.

Claims

1. The utility model provides a public road bridge roof beam safety anticollision barrier which characterized in that: the device comprises a supporting column (1), a connecting rod (7), a first spring (12) and a second spring (9), wherein a sliding groove (10) is formed in one side wall of the supporting column (1), the second spring (9) is welded in the sliding groove (10), one end, far away from the sliding groove (10), of the second spring (9) is welded with a support rod (6), the support rod (6) is welded with a sliding rod (8) close to the second spring (9), the sliding rod (8) is inserted into the second spring (9), the sliding rod (8) is connected with the sliding groove (10) in a sliding manner, two sliding sleeves (11) are arranged in the middle of the support rod (6), the first spring (12) is arranged between the sliding sleeves (11), the connecting rod (7) is hinged on one side wall of the sliding groove (10), one end, far away from the sliding sleeve (11), of the connecting rod (7) is hinged with a protective, the first guard plate (2) is of an arc-shaped structure.

2. The road and bridge safety anti-collision guardrail of claim 1, wherein: the sliding sleeve (11) is in sliding connection with the sliding rod (8), the first spring (12) is welded with the sliding sleeve (11), and the stay bar (6) penetrates through the first spring (12).

3. The road and bridge safety anti-collision guardrail of claim 1, wherein: the number of the first guard plate (2) and the number of the support rods (6) are two.

4. The road and bridge safety anti-collision guardrail of claim 1, wherein: the back of the support column (1) is provided with a second protection plate (5), the second protection plate (5) is of a square structure, and a connecting frame (13) is welded on the second protection plate (5) close to the support column (1).

5. The road and bridge safety anti-collision guardrail of claim 4, wherein: the connecting frame (13) comprises a connecting plate (15) welded with the second guard plate (5) and a mounting plate (14) welded to one side of the connecting plate (15), and the second guard plate (5) is connected with the supporting column (1) through the connecting frame (13).

6. The road and bridge safety anti-collision guardrail of claim 1, wherein: the support column (1) is made of steel, a base (4) is welded at the bottom end of the support column (1), and a mounting bolt (3) penetrates through the base (4).