CN212357980U

CN212357980U - Municipal administration is anticollision barrier for bridge

Info

Publication number: CN212357980U
Application number: CN202020537227.0U
Authority: CN
Inventors: 方东强
Original assignee: Zhongsheng Road & Bridge Technology Co ltd
Current assignee: Zhongsheng Road & Bridge Technology Group Co.,Ltd.
Priority date: 2020-04-13
Filing date: 2020-04-13
Publication date: 2021-01-15
Anticipated expiration: 2030-04-13

Abstract

The utility model discloses an anticollision barrier for municipal bridge relates to anticollision barrier technical field, which comprises a mounting bracket, the top fixedly connected with ejector pin of mounting bracket, the bottom fixedly connected with base of mounting bracket, the bar hole has been seted up at the top of base, the activity groove has been seted up to the inside of base, one side fixedly connected with coil spring in activity groove, one side fixedly connected with lug in activity groove is kept away from to coil spring, one side fixedly connected with bottom plate of base, the screw hole has all been seted up at the top of bottom plate and base. This anticollision barrier for municipal administration bridge through setting up conduction mechanism, disperses the power that receives to a plurality of buffering units when meeting with the rail guard and colliding, increases the reliability of guardrail, and the power that makes accident vehicle receive simultaneously reduces, has promoted passenger's safety in the car, adopts the mode that recess and fixture block combined together to accomplish the equipment, simple structure, and the installation of being convenient for is favorable to using widely.

Description

Municipal administration is anticollision barrier for bridge

Technical Field

The utility model relates to an anticollision barrier technical field specifically is an anticollision barrier for municipal administration bridge.

Background

The bridge guardrail is a guardrail arranged on a bridge. The anti-collision fence has the advantages that the anti-collision fence has the functions of preventing out-of-control vehicles from crossing the bridge and enabling the vehicles not to break through, wear down, cross over the bridge and beautify the bridge building so as to prevent motor vehicle drivers from taking protective measures when traffic accidents occur, but the anti-collision effect is not ideal when the current anti-collision fence is simple in structure by combining the multi-position metal plates and the vertical rods.

In chinese utility model patent application no: the utility model discloses a bridge anticollision roof beam, the device include the base in CN201720786322.2, the top of base is equipped with the bracing piece, the both sides on bracing piece right side all are equipped with the shock attenuation pole, the surface cover of shock attenuation pole is equipped with the baffle, the left side of baffle is provided with first damping spring with the junction of bracing piece, the right side of shock attenuation pole is equipped with the damper plate, the right side cover of shock attenuation pole is equipped with the shock attenuation seat, the both sides on damper plate right side all are equipped with second damping spring with the junction of shock attenuation seat, the top and the bottom of damper plate all are equipped with the slide bar, the spout with slide bar looks adaptation is all seted up to the top and the bottom of damper inner chamber, the right side of shock attenuation seat is provided with the connecting rod with. The device is when suffering the striking, because do not set up conduction mechanism, the atress is too concentrated, causes the damage to the bracing piece easily, and the anticollision effect is unsatisfactory, and the device inner structure is comparatively complicated moreover, the installation of being not convenient for.

Therefore, it is necessary to provide a crash barrier for municipal bridges to solve the above problems.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

An object of the utility model is to provide a municipal administration is anticollision barrier for bridge to solve the current municipal administration for bridge anticollision barrier anticollision effect that provides among the above-mentioned background art poor with the problem of the installation of being not convenient for.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: an anti-collision guardrail for a municipal bridge comprises a mounting frame, wherein the top of the mounting frame is fixedly connected with an ejector rod, the bottom of the mounting frame is fixedly connected with a base, the top of the base is provided with a strip-shaped hole, the inside of the base is provided with a movable groove, one side of the movable groove is fixedly connected with a spiral spring, one side of the spiral spring, which is far away from the movable groove, is fixedly connected with a lug, one side of the base is fixedly connected with a bottom plate, the tops of the bottom plate and the base are both provided with threaded holes, one side of the mounting frame, which is close to the bottom plate, is fixedly connected with a fixed block, the bottom of the fixed block is fixedly connected with a hydraulic shock absorber, the bottom of the hydraulic shock absorber is fixedly connected with a fastening block, the middle part of the mounting frame is movably, fixedly connected with diaphragm spring between installation piece and the connecting block, the rectangular channel has been seted up at the middle part of mounting bracket, the spacing groove has been seted up to the inside of mounting bracket, go up the equal swing joint in one side that railing and lower railing are close to the mounting bracket and have the fixture block, one side fixedly connected with fly leaf of fixture block, one side fixedly connected with pressure spring that the fly leaf is close to the spacing groove.

Preferably, one end of the pressure spring is fixedly connected with the limiting groove, and the other end of the pressure spring is fixedly connected with the movable plate.

Preferably, a rotating shaft penetrates through the bottom of the connecting block, and the mounting block is rotatably connected with the connecting block through the rotating shaft.

Preferably, the top end of the diaphragm spring is fixedly connected with the connecting block, and the bottom end of the diaphragm spring is fixedly connected with the mounting block.

Preferably, there are two rectangular grooves, and the two rectangular grooves are respectively located on one side of the upper rail and one side of the lower rail.

Preferably, the rectangular groove is communicated with the limiting groove, and the strip-shaped hole is communicated with the movable groove.

Preferably, the clamping block is matched with the rectangular groove, and the protruding block is matched with the strip-shaped hole.

(III) advantageous effects

Compared with the prior art, the utility model provides a municipal administration is anticollision barrier for bridge possesses following beneficial effect:

1. this anticollision barrier for municipal administration bridge through setting up conduction mechanism, disperses the power that receives to a plurality of buffering units when meeting with the rail guard and colliding, increases the reliability of guardrail, and the power that makes accident vehicle receive simultaneously reduces, has promoted passenger's in the car safety.

2. This anticollision barrier for municipal administration bridge adopts the mode that recess and fixture block combined together to accomplish the equipment, simple structure, and the installation of being convenient for is favorable to using widely.

Drawings

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

FIG. 2 is a schematic left-side sectional view of the structure of the present invention;

fig. 3 is a schematic view of the connection structure of the present invention;

fig. 4 is a schematic cross-sectional view of the buffering structure of the present invention.

In the figure: 1. a mounting frame; 2. a base; 3. a top rod; 4. a lower railing; 5. an upper railing; 6. a rectangular groove; 7. a rotating shaft; 8. connecting blocks; 9. mounting blocks; 10. a fixed block; 11. a hydraulic shock absorber; 12. a fastening block; 13. a base plate; 14. a movable groove; 15. a strip-shaped hole; 16. a coil spring; 17. a bump; 18. a threaded hole; 19. a diaphragm spring; 20. a limiting groove; 21. a pressure spring; 22. a movable plate; 23. and (7) clamping blocks.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, an anti-collision guardrail for a municipal bridge comprises a mounting frame 1, a top rod 3 is fixedly connected to the top of the mounting frame 1, a base 2 is fixedly connected to the bottom of the mounting frame 1, a strip-shaped hole 15 is formed in the top of the base 2, a movable groove 14 is formed in the base 2, the strip-shaped hole 15 is communicated with the movable groove 14, a coil spring 16 is fixedly connected to one side of the movable groove 14, a convex block 17 is fixedly connected to one side of the coil spring 16 away from the movable groove 14, a bottom plate 13 is fixedly connected to one side of the base 2, threaded holes 18 are formed in the top of the bottom plate 13 and the base 2, a fixed block 10 is fixedly connected to one side of the mounting frame 1 close to the bottom plate 13, a hydraulic damper 11 is fixedly connected to the bottom of the fixed block 10, a fastening block 12 is fixedly connected, the bottom of the upper railing 5 is fixedly connected with a connecting block 8, the top of the lower railing 4 is fixedly connected with an installation block 9, a rotating shaft 7 penetrates through the bottom of the connecting block 8, the installation block 9 is rotatably connected with the connecting block 8 through the rotating shaft 7, the force received when the guardrail is impacted can be dispersed, the safety of the guardrail is improved, a diaphragm spring 19 is fixedly connected between the installation block 9 and the connecting block 8, the top end of the diaphragm spring 19 is fixedly connected with the connecting block 8, the bottom end of the diaphragm spring 19 is fixedly connected with the installation block 9, the middle part of the installation frame 1 is provided with a rectangular groove 6, the two rectangular grooves 6 are respectively positioned at one side of the upper railing 5 and one side of the lower railing 4, the upper railing 5 and the lower railing 4 can be firmly clamped in the limiting groove 20, the structure is simple, firm and reliable, the limiting groove 20 is formed in the installation frame 1, the, go up railing 5 and down equal swing joint in one side that railing 4 is close to mounting bracket 1 has fixture block 23,

fixture block

23 and 6 looks adaptations of rectangular channel, lug 17 and bar hole 15 looks adaptations, adopt the mode that spacing groove 20 and fixture block 23 combined together to accomplish the equipment, moreover, the steam generator is simple in structure, be convenient for install, be favorable to using widely, one side fixedly connected with fly leaf 22 of fixture block 23, fly leaf 22 is close to one side fixedly connected with pressure spring 21 of spacing groove 20, the one end and the spacing groove 20 fixed connection of pressure spring 21, the other end and the fly leaf 22 fixed connection of pressure spring 21, through setting up conduction mechanism, the power dispersion that receives when encountering the striking with the rail guard is to a plurality of buffering units, the reliability of increase rail guard, the power that makes accident vehicle receive simultaneously reduces, passenger's safety in.

The working principle is as follows: when the guardrail is impacted, the upper railing 5 and the lower railing 4 ascend or descend along the rectangular groove 6 and respectively drive the two ends of the connecting block 8 and the mounting block 9 to ascend or descend, so that the diaphragm spring 19 is stretched, the upper railing 5 and the lower railing 4 transmit force to the movable plate 22 through the clamping block 23, and the relative movement between the clamping block 23 and the movable plate 22 occurs, the movable plate 22 compresses the compression spring 21, at this time, the impact force is dispersed to the whole mounting frame 1, then the mounting frame 1 transmits the force to a part above the fixed block 10, the fixed block 10 transmits the force to the hydraulic damper 11, at the same time, the mounting frame 1 drives the lug 17 to move along the movable slot 14, the spiral spring 16 is compressed, then the hydraulic shock absorber 11, the spiral spring 16, the pressure spring 21 and the diaphragm spring 19 respectively rebound to offset a part of force, thus reducing the impact force on the mounting bracket 1 and protecting the safety of passengers in the accident vehicle.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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

Claims

1. The utility model provides a municipal administration is crash barrier for bridge, includes mounting bracket (1), its characterized in that: the top of the mounting rack (1) is fixedly connected with a mandril (3), the bottom of the mounting rack (1) is fixedly connected with a base (2), the top of the base (2) is provided with a strip-shaped hole (15), the inside of the base (2) is provided with a movable groove (14), one side of the movable groove (14) is fixedly connected with a spiral spring (16), one side of the spiral spring (16) far away from the movable groove (14) is fixedly connected with a lug (17), one side of the base (2) is fixedly connected with a bottom plate (13), the tops of the bottom plate (13) and the base (2) are both provided with threaded holes (18), one side of the mounting rack (1) close to the bottom plate (13) is fixedly connected with a fixed block (10), the bottom of the fixed block (10) is fixedly connected with a hydraulic shock absorber (11), and the bottom of the hydraulic shock absorber (11, railing (5) and lower railing (4) on the middle part swing joint of mounting bracket (1), the bottom fixedly connected with connecting block (8) of going up railing (5), top fixedly connected with installation piece (9) of railing (4) down, fixedly connected with diaphragm spring (19) between installation piece (9) and connecting block (8), rectangular channel (6) have been seted up at the middle part of mounting bracket (1), spacing groove (20) have been seted up to the inside of mounting bracket (1), it has fixture block (23) to go up the equal swing joint in one side that railing (5) and lower railing (4) are close to mounting bracket (1), one side fixedly connected with fly leaf (22) of fixture block (23), one side fixedly connected with pressure spring (21) that fly leaf (22) are close to spacing groove (20).

2. The anti-collision guardrail for the municipal bridge according to claim 1, characterized in that: one end of the pressure spring (21) is fixedly connected with the limiting groove (20), and the other end of the pressure spring (21) is fixedly connected with the movable plate (22).

3. The anti-collision guardrail for the municipal bridge according to claim 1, characterized in that: the bottom of connecting block (8) is run through and is had pivot (7), installation piece (9) are connected with connecting block (8) rotation through pivot (7).

4. The anti-collision guardrail for the municipal bridge according to claim 1, characterized in that: the top end of the diaphragm spring (19) is fixedly connected with the connecting block (8), and the bottom end of the diaphragm spring (19) is fixedly connected with the mounting block (9).

5. The anti-collision guardrail for the municipal bridge according to claim 1, characterized in that: rectangular channel (6) have two, two rectangular channel (6) are located one side of going up railing (5) and railing (4) down respectively.

6. The anti-collision guardrail for the municipal bridge according to claim 1, characterized in that: the rectangular groove (6) is communicated with the limiting groove (20), and the strip-shaped hole (15) is communicated with the movable groove (14).

7. The anti-collision guardrail for the municipal bridge according to claim 1, characterized in that: the clamping block (23) is matched with the rectangular groove (6), and the convex block (17) is matched with the strip-shaped hole (15).