CN214939865U

CN214939865U - Pier anti-collision device with self-resetting function

Info

Publication number: CN214939865U
Application number: CN202121465814.4U
Authority: CN
Inventors: 陈伟; 杨勇; 周焱
Original assignee: Jiangsu Bohong New Material Technology Co ltd
Current assignee: Jiangsu Bohong New Material Technology Co ltd
Priority date: 2021-06-30
Filing date: 2021-06-30
Publication date: 2021-11-30
Anticipated expiration: 2031-06-30

Abstract

The utility model discloses a pier buffer stop with from reset function, including the pier, its characterized in that: the utility model discloses a water conservancy diversion bridge, including the pier base, the baffle is provided with the end of piston, the bottom of pier base receives the one side of rivers impact and is provided with the baffle, one side of baffle back to rivers is connected with the buffer board, piston rod one is installed to the opposite side of buffer board, the end-to-end connection of piston rod one has piston one, the below of piston one is provided with air cavity one, the bottom of air cavity one is connected with pipe two, pipe two prevents that end-to-end connection has air cavity three, the other end of air cavity three is provided with piston two, piston rod two is linked in the outside of piston two, the end bearing of piston rod two is connected with the support column, the bottom bearing of support column is connected with the support column base, the upper portion of piston one is provided with air cavity two, the utility model discloses, have the characteristics that the practicality is strong and can automatic re-setting and impact resistance force.

Description

Pier anti-collision device with self-resetting function

Technical Field

The utility model relates to a pier anticollision technical field specifically is a pier buffer stop with from reset function.

Background

With the increasing of river and sea shipping volume and the increasing of ship tonnage and speed in China, river and sea bridges are built in large quantities, the probability of ship collision on the bridges is higher and higher, the number of cases of serious disasters caused by ship bridge collision accidents is not enough, and in order to prevent the bridge piers from being seriously damaged when being collided by ships, protective devices are required to be arranged at the bridge piers.

However, most of the common pier anti-collision devices cannot be automatically reset and have weak impact resistance, so that it is necessary to design a pier anti-collision device with a self-resetting function, which has strong practicability, automatic resetting and strong impact resistance.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a pier buffer stop with from reset function to solve the problem that proposes in the above-mentioned background art.

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a pier buffer stop with from reset function, includes the pier, its characterized in that: the improved water flow damper is characterized in that a pier base is arranged at the bottom of the pier, a baffle is arranged on the impacted surface of the pier base, a buffer plate is connected to one side, back to water flow, of the baffle, a first piston rod is installed on the other side of the buffer plate, the tail end of the first piston rod is connected with a first piston, and a first air cavity is arranged below the first piston.

According to the technical scheme, the bottom of the air cavity I is connected with a guide pipe II, the tail end of the guide pipe II is connected with an air cavity III, the other end of the air cavity III is provided with a piston II, the outer side of the piston II is connected with a piston rod II, the tail end of the piston rod II is connected with a support column through a bearing, and the bottom of the support column is connected with a support column base through a bearing.

According to the technical scheme, the upper part of the first piston is provided with a second air cavity, the outer wall of the second air cavity is connected with a first guide pipe, the middle part of the first guide pipe is provided with a three-way connector, and the tail end of the first guide pipe is connected with a small air bag.

According to the technical scheme, the spring is arranged outside the first piston rod.

According to the technical scheme, a bracket is arranged below the air cavity III, and shells are arranged outside the bracket and the supporting column.

According to the technical scheme, the buffer plate is made of rubber.

Compared with the prior art, the utility model discloses the beneficial effect who reaches is: the utility model is characterized in that the utility model,

(1) through the arrangement of the baffle and the piston mechanism, when the pier is impacted, the baffle is inclined towards the pier after being impacted, the buffer plate is driven to move towards the pier, the piston moves, gas in the gas cavity is compressed to generate a reaction force, the piston moves towards the opposite direction, and the impact on the pier is effectively reduced;

(2) by arranging the guide pipe and the support columns, when water flow is large or the ship is impacted, gas enters the air cavity along the guide pipe, so that the piston moves to drive the piston rod to move to push the support columns connected with the piston rod, the support columns incline to the pier direction around the bases of the support columns to abut against the pier, the supporting force is increased, and the pier is prevented from toppling when being impacted by large water flow or impacted by the ship;

(3) through being provided with the spring, after assaulting, the spring compression is to the shortest this moment, and the elastic potential energy that produces makes the buffer board outwards move, drives the piston rod outwards motion, and the piston also outwards moves, and the gas in the gas chamber flows into the air cavity again under atmospheric pressure effect, and the device resets, has realized automatic re-setting, prepares for next protecting against shock.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic view of the overall front cross-sectional structure of the present invention;

fig. 2 is a schematic diagram of a piston structure of the present invention;

FIG. 3 is a schematic structural view of a second piston of the present invention;

in the figure: 1. a bridge pier; 2. a pier base; 3. a baffle plate; 4. a support pillar; 5. a support column base; 6. a housing; 7. a first conduit; 8. a second conduit; 9. a buffer plate; 10. a spring; 11. a first piston rod; 12. a first piston; 13. a first air cavity; 14. a second air cavity; 15. a third air cavity; 16. a small air bag; 17. a three-way interface; 18. a second piston; 19. a piston rod II; 20. and (4) a bracket.

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. 1-3, the present invention provides a technical solution: the utility model provides a pier buffer stop with from reset function, includes pier 1, its characterized in that: the bottom of pier 1 is provided with pier base 2, the one side that pier base 2 receives the rivers impact is provided with baffle 3, one side of baffle 3 back to rivers is connected with buffer board 9, piston rod 11 is installed to buffer board 9's opposite side, the end-to-end connection of piston rod 11 has piston 12, the below of piston 12 is provided with air cavity 13, when pier 1 receives the impact, at first strike the baffle 3 of pier base 2 side, baffle 3 receives to strike to pier direction slope, drive buffer board 9 to pier 1 direction motion, make piston rod 11 also to pier 1 direction motion, drive piston 12 to the bottom motion of air cavity 13, the gas in air cavity 13 receives the compression and produces reaction force, make piston 12 move to opposite direction, the impact that pier 1 received has effectively been reduced.

The bottom of air cavity one 13 is connected with pipe two 8, pipe two 8 prevents end connection and has air cavity three 15, the other end of air cavity three 15 is provided with piston two 18, piston rod two 19 is linked to the outside of piston two 18, the end bearing of piston rod two 19 is connected with support column 4, the bottom bearing of support column 4 is connected with support column base 5, when rivers are great or receive the ship striking, piston one 12 moves to air cavity one 13 bottom, push air cavity three 15 along pipe two 8 inside air cavity one 13, make piston two 18 outwards move, drive piston rod two 19 to pier 1 direction motion, promote the support column 4 of being connected with it, make support column 4 around support column base 5 to pier 1 direction slope, support pier 1, increase holding power, prevent that pier 1 from toppling over when receiving great rivers impact or ship striking.

The upper portion of the first piston 12 is provided with a second air cavity 14, the outer wall of the second air cavity 14 is connected with a first guide pipe 7, the middle of the first guide pipe 7 is provided with a three-way connector 17, the tail end of the first guide pipe 7 is connected with a small air bag 16, when water flow is relatively flat and slow, the movement amplitude of the first piston 12 is relatively small, the second air cavity 14 on the upper portion of the first piston 12 is relatively small, and the two air bags are relatively sensitive to air pressure change, when the first piston 12 moves towards the second air cavity 14, air inside the second air cavity 14 flows into the first guide pipe 7 and respectively enters the small air bags 16 on two sides of the second piston rod 19 through the three-way connector 17, so that the small air bags 16 expand to fix the second piston 18, the second piston 18 is prevented from moving when the water flow is relatively small, abrasion is reduced, and the service life of the device is prolonged.

The spring 10 is arranged outside the piston rod I11, after impact, the spring 10 is compressed to be the shortest, the buffer plate 9 is enabled to move outwards by generated elastic potential energy, the piston rod I11 is driven to move outwards, the piston I12 also moves outwards, gas in the gas cavity I13 flows into the gas cavity I13 again under the action of air pressure, and the device resets, so that automatic reset is achieved, and preparation is made for next impact prevention.

The bracket 20 is arranged below the air cavity III 15, the outer parts of the bracket 20 and the supporting column 4 are provided with the shells 6, the air cavity III 15 is fixed at the bottom of a river through the bracket 20, and the shells 6 arranged outside the bracket 20 and the supporting column 4 can effectively prevent the device from being influenced by water flow and sludge.

The buffer plate 9 is made of rubber, and the rubber has good shock resistance and can effectively reduce the impact.

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.

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 modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. 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 pier buffer stop with from reset function, includes pier (1), its characterized in that: the bottom of pier (1) is provided with pier base (2), pier base (2) receives the one side of impact and is provided with baffle (3), one side back to rivers of baffle (3) is connected with buffer board (9), piston rod (11) are installed to the opposite side of buffer board (9), the end-to-end connection of piston rod (11) has piston (12), the below of piston (12) is provided with air cavity (13).

2. The pier collision avoidance device with the self-resetting function according to claim 1, wherein: the bottom of the air cavity I (13) is connected with a guide pipe II (8), the tail end of the guide pipe II (8) is connected with an air cavity III (15), the other end of the air cavity III (15) is provided with a piston II (18), the outer side of the piston II (18) is connected with a piston rod II (19), the tail end bearing of the piston rod II (19) is connected with a support column (4), and the bottom bearing of the support column (4) is connected with a support column base (5).

3. The pier collision avoidance device with the self-resetting function according to claim 2, wherein: the upper part of the first piston (12) is provided with a second air cavity (14), the outer wall of the second air cavity (14) is connected with a first guide pipe (7), the middle part of the first guide pipe (7) is provided with a three-way connector (17), and the tail end of the first guide pipe (7) is connected with a small air bag (16).

4. The pier collision avoidance device with the self-resetting function according to claim 3, wherein: and a spring (10) is arranged outside the first piston rod (11).

5. The pier collision avoidance device with the self-resetting function according to claim 4, wherein: a bracket (20) is arranged below the third air cavity (15), and a shell (6) is arranged outside the bracket (20) and the supporting column (4).

6. The pier collision avoidance device with the self-resetting function according to claim 5, wherein: the buffer plate (9) is made of rubber.