CN219410681U

CN219410681U - Anti-collision buffer air bag for bridge pier

Info

Publication number: CN219410681U
Application number: CN202320711455.9U
Authority: CN
Inventors: 马美竹; 崔秀祥
Original assignee: Qingdao Henger Marine Supplies Co ltd
Current assignee: Qingdao Henger Marine Supplies Co ltd
Priority date: 2023-04-04
Filing date: 2023-04-04
Publication date: 2023-07-25
Anticipated expiration: 2033-04-04

Abstract

The utility model discloses an anti-collision buffer air bag for a pier, which relates to the technical field of pier anti-collision and comprises an auxiliary air bag, wherein a plurality of ripple air bags are fixedly connected to the inner side of the auxiliary air bag, a rubber ring is fixedly connected to the front end of each ripple air bag, the rubber ring is fixedly connected with the auxiliary air bag, a fixed block is fixedly connected to the inner top of each rubber ring, a rotating shaft is rotatably connected to the fixed block, a movable plate is fixedly connected to the middle of the rotating shaft, the ripple air bags are communicated with the auxiliary air bag, rubber plates are fixedly connected to the inner sides of two ends of the auxiliary air bag, and buffer springs are fixedly connected to the surfaces of the rubber plates. According to the utility model, the movable plate, the corrugated airbag, the rubber ring, the buffer spring and the rubber plate are arranged, so that a buffer reaction force is provided during compression, but when the pressure in the corrugated airbag is too high, the movable plate is extruded out of the rubber ring, so that the gas of the corrugated airbag can be released, the damage of the corrugated airbag caused by the too high pressure is avoided, and the service life of the corrugated airbag is prolonged.

Description

Anti-collision buffer air bag for bridge pier

Technical Field

The utility model relates to the technical field of pier collision avoidance, in particular to a collision avoidance buffer air bag for a pier.

Background

The bridge pier is a sub-building which supports the bridge span structure and transmits constant load and vehicle live load to the foundation, and the bridge abutment is arranged at two sides of the bridge. The bridge pier is arranged between the two bridge abutments. The pier is used for supporting a bridge span structure: the abutment supports the bridge span structure and is also connected with the embankment to prevent the embankment from sliding on the ground. When the automobile runs at a high speed, the automobile is out of control and is easy to collide with the bridge pier.

In order to protect the pier, a cushion airbag is usually installed to the pier. The buffer air bag is filled with gas, and is compressed at the moment of collision of the automobile and the buffer air bag, and the internal pressure is overlarge, so that the buffer air bag can be damaged and the service life of the buffer air bag is reduced although the buffer effect can be achieved.

Disclosure of Invention

For solving the technical problem, provide an anticollision buffer air bag for pier, the inside gas that is full of buffer air bag that has proposed among the above-mentioned prior art has been solved to this technical scheme, and at car and buffer air bag striking in the twinkling of an eye, buffer air bag is compressed, and inside pressure is too big, though can play the cushioning effect, but can damage buffer air bag, reduces buffer air bag's life's problem.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an anticollision buffering gasbag for pier, includes the ballonet, the inboard fixedly connected with of ballonet a plurality of ripple gasbag, ripple gasbag front end fixedly connected with rubber ring, rubber ring and ballonet fixed connection, the inside top fixedly connected with fixed block of rubber ring, fixed block rotation connection has the axis of rotation, axis of rotation middle part fixedly connected with fly leaf, ripple gasbag is linked together with the ballonet, the inboard equal fixedly connected with rubber slab in ballonet both ends, rubber slab surface fixedly connected with a plurality of buffer spring.

Preferably, the fixed claws are fixedly connected to the upper portion and the lower portion of the two sides of the auxiliary air bag, the swing plate is rotationally connected to the left side of the fixed claws, the clamping plate is fixedly connected to the left end of the swing plate, a plurality of butt joint holes are formed in the surface of the clamping plate in a penetrating mode, the movable sleeve is rotationally connected to the right side of the fixed claws, the mounting groove is formed in the side face of the movable sleeve, and a plurality of through holes are formed in the surface of the movable sleeve in a penetrating mode.

Preferably, the mounting groove is matched with the clamping plate in size, and the butt joint holes correspond to the through holes in position.

Preferably, the diameter of the movable plate is larger than the diameter of the inner ring of the rubber ring.

Preferably, a plurality of buffer springs are uniformly distributed on the surface of the rubber plate.

Preferably, the two rubber plates are symmetrically distributed on two sides of the auxiliary air bag.

Compared with the prior art, the utility model provides an anti-collision buffer air bag for a pier, which has the following beneficial effects:

1. by arranging the movable plate, the corrugated airbag, the rubber ring, the buffer spring and the rubber plate, the impact force is born by the corrugated airbag, a closed space is formed inside the corrugated airbag, and a buffer reaction force is provided during compression, but when the pressure inside the corrugated airbag is overlarge, the movable plate is extruded out of the rubber ring, so that the gas of the corrugated airbag can be released, the damage of the corrugated airbag caused by the overlarge pressure is avoided, and the service life of the corrugated airbag is prolonged;

2. through setting up joint board, butt joint hole, movable sleeve, mounting groove and through-hole, the installation and the dismantlement of ballonet of being convenient for are convenient for protect the pier.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic view of the bellows air bag structure of the present utility model;

FIG. 3 is a schematic view of the internal structure of the bellows balloon of the present utility model;

the reference numerals in the figures are:

101. an auxiliary air bag; 102. a buffer spring; 103. a rubber plate; 104. a bellows balloon; 105. a rubber ring; 106. a movable plate; 107. a fixed block; 108. a rotating shaft;

201. a swinging plate; 202. a clamping plate; 203. a butt joint hole; 204. a fixed claw; 205. a movable sleeve; 206. a through hole; 207. and a mounting groove.

Detailed Description

The following description is presented to enable one of ordinary skill in the art to make and use the utility model. The preferred embodiments in the following description are by way of example only and other obvious variations will occur to those skilled in the art.

Referring to fig. 1-3, an anti-collision buffer air bag for a pier comprises an auxiliary air bag 101, wherein a plurality of corrugated air bags 104 are fixedly connected to the inner side of the auxiliary air bag 101, a rubber ring 105 is fixedly connected to the front end of each corrugated air bag 104, the rubber ring 105 is fixedly connected with the auxiliary air bag 101, a fixed block 107 is fixedly connected to the inner top of each rubber ring 105, a rotating shaft 108 is rotatably connected to each fixed block 107, a movable plate 106 is fixedly connected to the middle part of each rotating shaft 108, the corrugated air bags 104 are communicated with the auxiliary air bags 101, rubber plates 103 are fixedly connected to the inner sides of two ends of the auxiliary air bags 101, and a plurality of buffer springs 102 are fixedly connected to the surfaces of the rubber plates 103;

during installation, a plurality of auxiliary airbags 101 are prepared to surround bridge piers for decoration, the clamping plates 202 of the adjacent auxiliary airbags 101 are butted into the installation grooves 207, and bolts are screwed into the butting holes 203 and the through holes 206, so that the auxiliary airbags 101 are fixed around the bridge piers;

when the impact is carried out, the gas in the auxiliary airbag 101 is not more, the auxiliary airbag 101 is not fully filled, the gas moves to the rest of the auxiliary airbag 101 when being extruded, so the auxiliary airbag 101 is not in direct contact with a pier by virtue of the buffering spring 102, when the impact depth is enough, the corrugated airbag 104 is compressed, the movable plate 106 is blocked by the rubber ring 105, a short-time compression space is formed in the corrugated airbag 104, the pressure is increased, the impact forms buffering, when the pressure is too high, the movable plate 106 breaks the rubber ring 105, the gas in the corrugated airbag 104 is discharged, the damage is avoided, and when the impact is finished, the corrugated airbag 104 is stretched again, and because the auxiliary airbag 101 is not fully filled, the movable plate 106 can be pushed back into the rubber ring 105 to wait for the next impact.

Specifically, the upper and lower parts of both sides of the ballonet 101 are fixedly connected with a fixed claw 204, the left side the fixed claw 204 is rotationally connected with a swinging plate 201, the left end of the swinging plate 201 is fixedly connected with a clamping plate 202, a plurality of butt joint holes 203 are formed in the surface of the clamping plate 202 in a penetrating manner, the right side the fixed claw 204 is rotationally connected with a movable sleeve 205, a mounting groove 207 is formed in the side surface of the movable sleeve 205, and a plurality of through holes 206 are formed in the surface of the movable sleeve 205 in a penetrating manner.

The mounting groove 207 is matched with the clamping plate 202 in size, the butt joint holes 203 correspond to the through holes 206 in position, and the diameter of the movable plate 106 is larger than the inner ring diameter of the rubber ring 105.

The plurality of buffer springs 102 are uniformly distributed on the surface of the rubber plate 103, and the two rubber plates 103 are symmetrically distributed on two sides of the auxiliary air bag 101.

The working principle and the using flow of the utility model are as follows: by arranging the movable plate 106, the corrugated airbag 104, the rubber ring 105, the buffer spring 102 and the rubber plate 103, the impact force is mainly borne by the corrugated airbag 104, a closed space is formed inside the corrugated airbag 104, and a buffer reaction force is provided during compression, but when the pressure inside the corrugated airbag 104 is too high, the movable plate 106 is extruded out of the rubber ring 105, so that the gas of the corrugated airbag 104 can be released, the damage of the corrugated airbag 104 caused by the too high pressure is avoided, and the service life of the corrugated airbag 104 is prolonged; through setting up joint board 202, butt joint hole 203, movable sleeve 205, mounting groove 207 and through-hole 206, the installation and the dismantlement of ballonet 101 of being convenient for are convenient for protect the pier.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made therein without departing from the spirit and scope of the utility model, which is defined by the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A anticollision buffer airbag for pier, its characterized in that includes ballonet (101), ballonet (101) inboard fixedly connected with a plurality of ripple gasbag (104), ripple gasbag (104) front end fixedly connected with rubber ring (105), rubber ring (105) and ballonet (101) fixedly connected with, inside top fixedly connected with fixed block (107) of rubber ring (105), fixed block (107) rotation are connected with axis of rotation (108), axis of rotation (108) middle part fixedly connected with fly leaf (106), ripple gasbag (104) are linked together with ballonet (101), equal fixedly connected with rubber slab (103) in ballonet (101) both ends inboard, rubber slab (103) surface fixedly connected with a plurality of buffer spring (102).

2. An anti-collision cushion airbag for pier according to claim 1, wherein: the auxiliary airbag is characterized in that fixing claws (204) are fixedly connected to the upper portion and the lower portion of two sides of the auxiliary airbag (101), the fixing claws (204) are rotationally connected to a swinging plate (201), the left end of the swinging plate (201) is fixedly connected with a clamping plate (202), a plurality of butt joint holes (203) are formed in the surface of the clamping plate (202) in a penetrating mode, movable sleeves (205) are rotationally connected to the fixing claws (204) on the right side, mounting grooves (207) are formed in the side faces of the movable sleeves (205), and a plurality of through holes (206) are formed in the surface of the movable sleeves (205) in a penetrating mode.

3. An anti-collision cushion airbag for pier according to claim 2, characterized in that: the size of the mounting groove (207) is matched with that of the clamping plate (202), and the butt joint holes (203) correspond to the positions of the through holes (206).

4. An anti-collision cushion airbag for pier according to claim 1, wherein: the diameter of the movable plate (106) is larger than the diameter of the inner ring of the rubber ring (105).

5. An anti-collision cushion airbag for pier according to claim 1, wherein: the plurality of buffer springs (102) are uniformly distributed on the surface of the rubber plate (103).

6. An anti-collision cushion airbag for pier according to claim 1, wherein: the two rubber plates (103) are symmetrically distributed on two sides of the auxiliary air bag (101).