CN216739264U

CN216739264U - Municipal bridge protection device

Info

Publication number: CN216739264U
Application number: CN202220226451.7U
Authority: CN
Inventors: 林志明
Original assignee: Guangdong Minglong Construction Co ltd
Current assignee: Guangdong Minglong Construction Co ltd
Priority date: 2022-01-27
Filing date: 2022-01-27
Publication date: 2022-06-14
Anticipated expiration: 2032-01-27

Abstract

The utility model belongs to the technical field of bridge protection, and particularly relates to a municipal bridge protection device which comprises a support column, wherein the support column comprises a bottom plate and a trapezoidal shell, the trapezoidal shell comprises a first through hole, a second through hole and a wave-shaped plate, a column pipe is welded on one side, close to the first through hole, of the inner side surface of the trapezoidal shell, a cross-shaped pipe is installed on the inner side surface of the column pipe in a sliding mode, and a guardrail pipe head is installed on one side, far away from the first through hole, of the inner side surface of the cross-shaped pipe in a sliding mode. The utility model can buffer the impact force on the guard railing in the direction vertical to the bridge road and the impact force on the guard railing in the direction parallel to the road by arranging the cross-shaped pipes, and can provide more effective protection for the guard railing and a driver.

Description

Municipal bridge protection device

Technical Field

The utility model relates to the technical field of bridge protection, in particular to a municipal bridge protection device.

Background

The bridge is generally a structure erected on rivers, lakes and seas to enable vehicles, pedestrians and the like to smoothly pass through, and is also extended to be a building which is erected to span mountain stream, unfavorable geology or meet other traffic needs to enable the vehicles, pedestrians and the like to pass through more conveniently in order to adapt to the modern high-speed developed traffic industry. With the gradual improvement of the living standard of people, automobiles are used more and more, most families have one automobile, traffic accidents are frequent due to the fact that more and more automobiles run, particularly, if the automobiles running on a bridge run on the bridge, the automobiles collide against the bridge to cause the end of car damage and people death. The existing bridge protection device can only buffer impact force in the direction vertical to the guard rail, most of the time, an automobile obliquely impacts the guard rail, and the guard rail always bears the impact force in the direction parallel to a bridge road, so that the protection on the guard rail and a driver is not good enough, and meanwhile, the structural stability of a member for installing the guard rail is not good enough, and the impact force resistance is weak.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a municipal bridge protection device, which solves the problems that only impact force in the direction vertical to a guard rail can be buffered and the structural stability of a member for installing the guard rail is not good enough.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a municipal administration bridge protector, includes the pillar, the pillar includes bottom plate and trapezoidal casing, trapezoidal casing includes first through-hole, second through-hole and wave-shaped plate, one side welding that the medial surface of trapezoidal casing is close to first through-hole has the column pipe, the medial surface slidable mounting of column pipe has the cross venturi tube, one side slidable mounting that first through-hole was kept away from to the medial surface of cross venturi tube has the guardrail tube head, the medial surface of bottom plate is provided with the screw thread through-hole.

As a preferable technical scheme of the utility model, a transverse pipe is inserted into the inner side surface of the second through hole.

As a preferable technical scheme of the utility model, the number of the first through holes is two, and springs are arranged on the inner side surfaces of the column tube and the cross-shaped tube.

As a preferable technical scheme of the utility model, the bottom of the trapezoid shell extends to the lower part of the bottom plate, and the outer surface of the trapezoid shell is subjected to plastic spraying treatment.

As a preferable technical scheme of the utility model, the number of the wave-shaped plates is not less than three.

Compared with the prior art, the utility model provides a municipal bridge protection device, which has the following beneficial effects:

1. this municipal administration bridge protector through setting up the cross venturi tube for the impact that receives on the perpendicular bridge road direction of rail guard not only can be cushioned to this device, can also cushion the impact that receives on the parallel road direction, can provide more effective protection for rail guard and driver.

2. This municipal administration bridge protector through setting up the wave-shaped plate, connects trapezoidal shell internal surface each surface, and the bending moment of wave-shaped plate itself is bigger than ordinary dull and stereotyped, makes the structural stability of trapezoidal shell itself better, makes the pillar resist the ability of impulsive force stronger.

Drawings

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

FIG. 2 is a perspective view of the present invention;

FIG. 3 is a left side view of the present invention;

figure 4 is a schematic view of a guardrail tube head of the present invention.

In the figure: 1. a pillar; 2. a base plate; 3. a trapezoidal housing; 4. a first through hole; 5. a second through hole; 6. a wave-shaped plate; 7. a column tube; 8. a cross-shaped pipe; 9. a guardrail tube head; 10. a threaded through hole; 11. a transverse tube; 12. a spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Examples

Referring to fig. 1-4, the present invention provides the following technical solutions: the utility model provides a municipal administration bridge protector, including pillar 1, pillar 1 includes bottom plate 2 and trapezoidal casing 3, trapezoidal casing 3 includes first through-hole 4, second through-hole 5 and wave-shaped plate 6, the welding of one side that the medial surface of trapezoidal casing 3 is close to first through-hole 4 has column pipe 7, the medial surface slidable mounting of column pipe 7 has cross venturi tube 8, one side slidable mounting that first through-hole 4 was kept away from to the medial surface of cross venturi tube 8 has guardrail tube head 9, the medial surface of bottom plate 2 is provided with screw thread through-hole 10.

In the embodiment, the bottom of the bottom plate 2 is embedded into the ground of the bridge, so that the stability of the strut 1 is better, one side of the trapezoidal shell 3, which is perpendicular to the ground, faces the bridge road, so that the strut 1 can bear larger impact force of an automobile, the first through hole 4 allows one end of the cross-shaped pipe 8, which is not provided with the guardrail tube head 9, to extend out of the strut 1, so that the first through hole 4 can assist in limiting the maximum displacement of the guardrail moving in the direction perpendicular to the bridge road, the sliding of the cross-shaped pipe 8 in the column pipe 7 can extrude the spring 12 near the outer side of the bridge and stretch the spring 12 on the other side, the sliding of the guardrail tube head 9 in the cross-shaped pipe 8 can extrude or stretch the spring 12 in the cross-shaped pipe 8, and the arrangement of the cross-shaped pipe 8, so that the device can buffer the impact force received by the guardrail in the direction perpendicular to the bridge road, can also buffer the impact force received in the direction parallel to provide more effective protection for the guardrail and a driver, the guardrail tube head 9 is the end head at both ends of the guardrail, and the bolt can be screwed in the threaded through hole 10, so that the connection between the pillar 1 and the bridge ground is firmer.

Specifically, a transverse pipe 11 is inserted into the inner side surface of the second through hole 5.

In this embodiment, the cross tube 11 secures two posts 1 together to form a set of guard rails.

Specifically, the number of the first through holes 4 is two, and springs 12 are arranged on the inner side surfaces of the column tubes 7 and the cross-shaped tubes 8.

In this embodiment, the spring 12 has a reaction force after being compressed or stretched, and can buffer the displacement of the guard rail in the directions parallel to and perpendicular to the bridge road.

Specifically, the bottom of the trapezoidal shell 3 extends to the lower part of the bottom plate 2, and the outer surface of the trapezoidal shell 3 is subjected to plastic spraying treatment.

In this embodiment, trapezoidal casing 3 bottom embedding bridge road surface makes the stability after the pillar 1 is installed better, and the spraying plastics is handled and can be improved the corrosion protection ability of pillar 1, prolongs the life of pillar 1.

Specifically, the number of the wave-shaped plates 6 is not less than three.

In this embodiment, the wave-shaped plate 6 is connected to each inner surface of the trapezoidal housing 3, and the bending moment of the wave-shaped plate 6 itself is larger than that of a common flat plate, so that the structural stability of the trapezoidal housing 3 itself is better, and the ability of the pillar 1 to resist impact force is stronger.

The working principle and the using process of the utility model are as follows: when the automobile obliquely collides against the guard rail, the guard rail is simultaneously stressed in two directions, namely the direction parallel to the bridge road and the direction vertical to the road, so that the guard rail is respectively displaced in the two directions parallel to the road and vertical to the road, the guard rail pipe head 9 slides in the cross-shaped pipe 8, while the cross-shaped tube 8 slides in the column tube 7, the cross-shaped tube 8 and the spring 12 in the column tube 7 are pressed or stretched to have a reaction force, thereby not only buffering the impact force on the guard rail in the direction vertical to the bridge road, but also buffering the impact force on the guard rail in the direction parallel to the bridge road, providing more effective protection for the guard rail and the driver, the wavy plates 6 on the inner surfaces of the trapezoidal shell 3 are connected in the trapezoidal shell 3, and the bending moment of the wavy plates is larger than that of a common flat plate, so that the structural stability of the trapezoidal shell 3 is better, and the capability of the strut 1 for resisting impact force is stronger.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a municipal bridge protector, includes pillar (1), its characterized in that: pillar (1) includes bottom plate (2) and trapezoidal casing (3), trapezoidal casing (3) include first through-hole (4), second through-hole (5) and wave plate (6), one side welding that the medial surface of trapezoidal casing (3) is close to first through-hole (4) has column pipe (7), the medial surface slidable mounting of column pipe (7) has cross venturi tube (8), one side slidable mounting that first through-hole (4) was kept away from to the medial surface of cross venturi tube (8) has guardrail tube head (9), the medial surface of bottom plate (2) is provided with screw thread through-hole (10).

2. The municipal bridge protection device of claim 1, wherein: the inner side surface of the second through hole (5) is inserted with a transverse pipe (11).

3. The municipal bridge protection device of claim 1, wherein: the number of the first through holes (4) is two, and springs (12) are arranged on the inner side face of the column tube (7) and the inner side face of the cross-shaped tube (8).

4. The municipal bridge protection device of claim 1, wherein: the bottom of the trapezoidal shell (3) extends to the lower part of the bottom plate (2), and the outer surface of the trapezoidal shell (3) is subjected to plastic spraying treatment.

5. The municipal bridge protection device of claim 1, wherein: the number of the wave-shaped plates (6) is not less than three.