CN113308982A - Damping device for assembled bridge pier column - Google Patents
Damping device for assembled bridge pier column Download PDFInfo
- Publication number
- CN113308982A CN113308982A CN202110669916.6A CN202110669916A CN113308982A CN 113308982 A CN113308982 A CN 113308982A CN 202110669916 A CN202110669916 A CN 202110669916A CN 113308982 A CN113308982 A CN 113308982A
- Authority
- CN
- China
- Prior art keywords
- damping
- sliding rod
- shock
- cavity
- supporting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/04—Bearings; Hinges
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/30—Adapting or protecting infrastructure or their operation in transportation, e.g. on roads, waterways or railways
Abstract
The invention is suitable for the technical field of bridge equipment, and provides a damping device for an assembled bridge pier stud; the method comprises the following steps: the contact piece is used for contacting the bottom of the bridge; at least one damping component, wherein the damping component array is connected to the contact piece, and the lower end of the damping component array is fixedly arranged on the supporting body; the damping part comprises a second supporting seat and a first sliding rod, the second supporting seat is fixedly arranged on the supporting main body, the first sliding rod is fixedly arranged on the contact piece, and a multi-damping mechanism is arranged in the second supporting seat; the supporting main body is fixedly arranged on the pier, and the lower end of the abutting piece is elastically arranged on the supporting main body; the supporting body is provided with a third sliding rod and a second sliding rod, the second sliding rod is arranged on the supporting body in a vertically sliding mode, the upper end of the supporting body is arranged below the bridge, one ends of the third sliding rod and the second sliding rod are arranged in the communicating cavity, and the third sliding rod and the second sliding rod are elastically installed on the supporting body.
Description
Technical Field
The invention relates to the technical field of bridge equipment, in particular to a damping device for an assembled bridge pier column.
Background
The assembly type construction is a novel construction mode adopting factory production and field mechanical construction, can effectively improve the construction efficiency and reduce the resource waste.
The shock attenuation between current pier and the bridge is single usually through spring coupling, so and then causes it can not be fine to absorb the vibration, consequently provides a damping device who is used for assembled bridge pier stud at present and solves this technical problem.
Disclosure of Invention
The present invention has been made in an effort to provide a shock-absorbing device for an assembled pier stud, which solves the above-mentioned problems occurring in the prior art.
In order to achieve the purpose, the invention provides the following technical scheme:
a damping device for an assembled bridge pier stud is provided, which comprises a contact part, a damping part and a damping part, wherein the contact part is used for contacting the bottom of a bridge;
the supporting main body is fixedly arranged on the pier, and the lower end of the abutting piece is elastically arranged on the supporting main body;
the supporting body is provided with a third sliding rod and a second sliding rod, the second sliding rod is arranged on the supporting body in a vertically sliding mode, the upper end of the supporting body is arranged below the bridge, one end of each of the third sliding rod and the second sliding rod is arranged in a communicating cavity in the supporting body, and the third sliding rod and the second sliding rod are elastically arranged on the supporting body;
at least one damping component, wherein the damping component array is connected to the contact piece, and the lower end of the damping component array is fixedly arranged on the supporting body;
the damping part comprises a second supporting seat and a first sliding rod, the second supporting seat is fixedly installed on the supporting body, the first sliding rod is fixedly installed on the contact piece, and a multi-damping mechanism is arranged in the second supporting seat.
As a further scheme of the invention: the multi-damping shock absorption mechanism comprises a second sliding block which is arranged inside a second supporting seat and slides up and down, the second sliding block is fixedly arranged on a first sliding rod, the second sliding block divides the inside of the second supporting seat into an upper cavity and a lower cavity, different media are filled in the upper cavity and the lower cavity, a fourth elastic part is arranged in the upper cavity or the lower cavity, and two ends of the fourth elastic part are respectively and fixedly arranged on the inner walls of the second sliding block and the second supporting seat.
As a still further scheme of the invention: the fourth elastic element is arranged in an upper cavity or a lower cavity containing a liquid medium.
As a still further scheme of the invention: and at least one compensator is arranged on each of the upper cavity and the lower cavity.
As a still further scheme of the invention: the compensator comprises a shell fixedly mounted on the second supporting seat, the shell is communicated with the inside of the second supporting seat, a first sliding block is arranged inside the shell in a sliding mode, and the first sliding block is elastically arranged inside the shell.
As a still further scheme of the invention: many damping damper is including setting up the A elastic component of two kinds of different dampings in the second supporting seat, A elastic component is fixed mounting respectively in the both sides of second slider, second slider fixed mounting is on first slide bar, second slider one end fixed mounting is kept away from in the second supporting seat to A elastic component.
As a still further scheme of the invention: the lower end of the third sliding rod is arranged in a second damping cavity in a vertically sliding mode, the lower end of the second sliding rod is arranged in a first damping cavity in a vertically sliding mode, the second damping cavity is communicated with the first damping cavity through a communicating hole, and the second damping cavity and the first damping cavity are arranged on the supporting main body.
As a still further scheme of the invention: the third slide bar is arranged in the second damping cavity through the elasticity of the second elastic piece, and the second slide bar is arranged in the first damping cavity through the elasticity of the first elastic piece.
As a still further scheme of the invention: the second elastic piece is sleeved outside the third sliding rod, and two ends of the second elastic piece are fixedly arranged on the third sliding rod and the inner wall of the second damping cavity respectively; the first elastic piece is sleeved on the outer side of the second sliding rod, and two ends of the first elastic piece are fixedly mounted on the second sliding rod and the inner wall of the first damping cavity respectively.
As a still further scheme of the invention: and liquid media are filled in the first damping cavity and the second damping cavity.
Compared with the prior art, the invention has the beneficial effects that: the damping mechanism is provided with a plurality of groups of damping mechanisms which are matched for damping, so that a good damping effect is realized, and meanwhile, the damping mechanisms are prevented from being excessively extruded by arranging the second sliding rod and the third sliding rod, so that the damping mechanisms are well protected.
Drawings
Fig. 1 is a schematic structural view of a shock-absorbing device for an assembled pier stud.
Fig. 2 is a schematic view showing the structure of a shock-absorbing member in the shock-absorbing device for an assembled pier stud.
Fig. 3 is a schematic structural view of a second support seat in the shock-absorbing device for an assembled pier stud.
In the figure: the bridge comprises a bridge 1, a pier 2, a first slide bar 3, a second support seat 4, a compensator 5, a second slide bar 6, a contact part 7, a first elastic part 8, a shock pad 9, a first shock absorption cavity 10, a communication hole 11, a third slide bar 12, a second elastic part 13, a third elastic part 14, a first sliding block 15, a fourth elastic part 16, a second sliding block 17, a second shock absorption cavity 18, a shock absorption part 19, a shell 20 and a support main body 21.
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.
Example 1
Referring to fig. 1 to 3, in embodiment 1 of the present invention, a structure diagram of a damping device for an assembled pier stud of a bridge is provided, including: a contact piece 7 and a damping component 19, wherein the contact piece 7 is used for contacting the bottom of the bridge 1;
at least one damping component 19, wherein the damping component 19 is connected to the contact piece 7 in an array mode, and the lower end of the damping component 19 is fixedly arranged on the supporting body 21;
the damping part 19 comprises a second supporting seat 4 and a first slide bar 3, the second supporting seat 4 is fixedly arranged on a supporting body 21, the first slide bar 3 is fixedly arranged on a contact piece 7, and a multi-damping mechanism is arranged in the second supporting seat 4;
the supporting body 21 is fixedly arranged on the pier 2, and the lower end of the abutting piece 7 is elastically arranged on the supporting body 21;
the supporting body 21 is provided with a third slide bar 12 and a second slide bar 6, the second slide bar 6 is arranged on the supporting body 21 in a vertically sliding manner, the upper end of the supporting body 21 is arranged below the bridge 1, one ends of the third slide bar 12 and the second slide bar 6 are arranged in a communicating cavity on the supporting body 21, and the third slide bar 12 and the second slide bar 6 are elastically arranged on the supporting body 21.
Specifically, when the bridge 1 sends vibration, the vibration is transmitted to the first slide bar 3 through the contact piece 7, the first slide bar 3 is transmitted to the multi-damping shock absorption mechanism inside the second supporting seat 4 for shock absorption, so that the vibration can be effectively absorbed, the third slide bar 12 is extruded through the contact piece 7 and is damped by the third slide bar 12, meanwhile, the third slide bar 12 transmits the vibration to the second slide bar 6 through the vibration cavity, the second slide bar 6 is matched with the third slide bar 12 for carrying out the two operations, and the two operations are matched with the shock absorption so as to well absorb the vibration; a gap is formed between the upper end of the second slide bar 6 and the bottom of the bridge 1, if the bridge 1 is too much descended, the gap is abutted to the second slide bar 6, and the third slide bar 12 and the second slide bar 6 are both extruded by the bridge 1, so that the pressure of the two bridges 1 in the communicating cavity is transmitted to the bridge 1, the bridge 1 is prevented from excessively extruding the damping mechanism in the invention, and the damping mechanism is well protected. The multiple groups of damping mechanisms are matched for damping at the same time, so that a good damping effect is realized, and meanwhile, the second sliding rod 6 and the third sliding rod 12 are arranged to prevent the damping mechanisms from being excessively extruded, so that the damping mechanisms are well protected.
The damping member 19 may be provided in one or more number, which is set according to the damping requirement.
Example 2
Referring to fig. 1 to 3, the main difference between the embodiment 2 and the embodiment 1 is that the multi-damping shock absorption mechanism includes a second slider 17 disposed inside the second support seat 4 and sliding up and down, the second slider 17 is fixedly mounted on the first slide bar 3, the second slider 17 divides the inside of the second support seat 4 into an upper cavity and a lower cavity, different media are filled in the upper cavity and the lower cavity, a fourth elastic element 16 is disposed in the upper cavity or the lower cavity, and two ends of the fourth elastic element 16 are respectively and fixedly mounted on the inner walls of the second slider 17 and the second support seat 4. Specifically, different media are arranged, so that when the second slider 17 receives the vibration transmitted by the first slide bar 3, the media receiving different damping can perform disturbance damping, and the vibration can be quickly absorbed.
In order to prevent the temperature of the fourth elastic member 16 from being too high, the fourth elastic member 16 is disposed in the upper chamber or the lower chamber containing the liquid medium, so that the temperature is absorbed by the liquid medium, thereby preventing the temperature of the fourth elastic member 16 from increasing, and the fourth elastic member 16 is maintained in a low temperature state, thereby achieving good shock absorption. The medium may be hydraulic oil, compressed air or other liquid medium that can be utilized.
In order to compensate for the compression of the medium in the upper and lower chambers during damping, at least one compensator 5 is provided on both the upper and lower chambers, and the compensator 5 is provided to compensate for the change in position of the second slider 17 during damping.
The number of the compensators 5 on the upper chamber and the lower chamber is at least one, and may be a plurality.
Specifically, compensator 5 includes shell 20 of fixed mounting on second supporting seat 4, the inside and the inside intercommunication of second supporting seat 4 of shell 20, the inside slip of shell 20 is provided with first slider 15, first slider 15 elasticity sets up inside shell 20, so and then during epicoele or cavity of resorption volume change, compensates through first slider 15 at the inside slip of shell 20. The first slider 15 is elastically disposed inside the housing 20 by a third elastic member 14.
As another preferred embodiment of the present invention, the multi-damping shock-absorbing mechanism may further be configured such that two kinds of elastic members a with different damping are disposed inside the second support seat 4, the elastic members a are respectively and fixedly mounted on two sides of the second slider 17, the second slider 17 is fixedly mounted on the first slide bar 3, and one end of the elastic member a, which is far away from the second slider 17, is fixedly mounted inside the second support seat 4; thus, various damping disturbances are realized.
As a preferred embodiment of the present invention, the lower end of the third slide bar 12 is slidably disposed in the second damping chamber 18, the lower end of the second slide bar 6 is slidably disposed in the first damping chamber 10, and the second damping chamber 18 and the first damping chamber 10 are communicated through the communication hole 11. This achieves a linked damping between the third slide bar 12 and the second slide bar 6. The second slide bar 6 may be provided in plurality.
As a preferred embodiment of the present invention, the third slide bar 12 is elastically disposed inside the second damping chamber 18 through a second elastic member 13, and the second slide bar 6 is elastically disposed inside the first damping chamber 10 through a first elastic member 8. This achieves a shock-absorbing mounting of the second slide bar 6 and the third slide bar 12. Specifically, the second elastic member 13 is sleeved outside the third sliding rod 12, and two ends of the second elastic member 13 are respectively and fixedly mounted on the inner walls of the third sliding rod 12 and the second damping cavity 18; the first elastic piece 8 is sleeved on the outer side of the second sliding rod 6, and two ends of the first elastic piece 8 are respectively and fixedly installed on the inner walls of the second sliding rod 6 and the first damping cavity 10. The first damping cavity 10 and the second damping cavity 18 are filled with liquid media, so that the liquid media can transmit the vibration received by the third slide bar 12 to the second slide bar 6, and damp the vibration through the second slide bar 6, and can also cool the first elastic part 8 and the second elastic part 13, so that the first elastic part 8 and the second elastic part 13 are in low-temperature damping, and a good damping effect is achieved. The liquid medium may be hydraulic oil or another oil having the same properties as hydraulic oil.
The top of the second slide bar 6 is provided with a shock pad 9. Reducing hard contact with the bridge 1.
The second damping chamber 18 and the first damping chamber 10 are arranged on the support body 21.
The working principle of the invention is as follows:
when the bridge 1 sends vibration, the vibration is transmitted to the first slide bar 3 and the third slide bar 12 through the contact piece 7, the first slide bar 3 is transmitted to the inside of the second supporting seat 4 to drive the second slide block 17 to slide up and down, and different media in the second slide block 17 are matched with the fourth elastic piece 16 to absorb shock; due to the multiple damping disturbances, a good damping effect is achieved; the third slide bar 12 is extruded through the contact piece 7, the third slide bar 12 absorbs vibration, meanwhile, the third slide bar 12 transmits the vibration to the second slide bar 6 through the vibration cavity, the second slide bar 6 also absorbs the vibration in cooperation with the third slide bar 12, and the second slide bar and the third slide bar are matched with the vibration absorption to absorb the vibration well; a gap is formed between the upper end of the second slide bar 6 and the bottom of the bridge 1, if the bridge 1 is too much descended, the gap is abutted to the second slide bar 6, and the third slide bar 12 and the second slide bar 6 are both extruded by the bridge 1, so that the pressure of the two bridges 1 in the communicating cavity is transmitted to the bridge 1, the bridge 1 is prevented from excessively extruding the damping mechanism in the invention, and the damping mechanism is well protected. The second damping cavity 18, the first damping cavity 10 and the second support seat 4 are filled with liquid media, so that the second elastic part 13, the first elastic part 8 and the fourth elastic part 16 are in a low-temperature state for damping, and a good damping effect can be kept.
In the description of the present invention, it is to be understood that the terms "first", "second", and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, in the description of the present invention, "a plurality" means two or more unless otherwise specified. A feature defined as "first," "second," etc. may explicitly or implicitly include one or more of the feature.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (10)
1. A damping device for an assembled bridge pier stud, comprising:
the contact piece is used for contacting the bottom of the bridge;
the supporting main body is fixedly arranged on the pier, and the lower end of the abutting piece is elastically arranged on the supporting main body;
the supporting body is provided with a third sliding rod and a second sliding rod, the second sliding rod is arranged on the supporting body in a vertically sliding mode, the upper end of the supporting body is arranged below the bridge, one end of the third sliding rod and one end of the second sliding rod are both arranged in a communicating cavity in the supporting body, and the third sliding rod and the second sliding rod are elastically mounted on the supporting body;
at least one damping component, wherein the damping component array is connected to the contact piece, and the lower end of the damping component array is fixedly arranged on the supporting body;
the damping part comprises a second supporting seat and a first sliding rod, the second supporting seat is fixedly installed on the supporting body, the first sliding rod is fixedly installed on the contact piece, and a multi-damping mechanism is arranged in the second supporting seat.
2. The device of claim 1, wherein the multi-damping shock absorption mechanism comprises a second slider arranged inside the second support seat and sliding up and down, the second slider is fixedly mounted on the first slide bar, the second slider divides the inside of the second support seat into an upper cavity and a lower cavity, different media are filled in the upper cavity and the lower cavity, a fourth elastic member is arranged in the upper cavity or the lower cavity, and two ends of the fourth elastic member are respectively and fixedly mounted on the inner walls of the second slider and the second support seat.
3. The shock-absorbing device for assembled bridge piers according to claim 2, wherein the fourth elastic member is provided in an upper chamber or a lower chamber containing a liquid medium.
4. The shock-absorbing device for assembled bridge piers according to claim 2, wherein not less than one compensator is provided on each of the upper and lower chambers.
5. The device of claim 4, wherein the compensator comprises a housing fixedly mounted on the second support seat, the interior of the housing is communicated with the interior of the second support seat, and the interior of the housing is slidably provided with a first sliding block, and the first sliding block is elastically arranged in the housing.
6. The device of claim 1, wherein the multi-damping shock absorption mechanism comprises two kinds of differently damped A elastic members disposed inside the second support seat, the A elastic members are respectively and fixedly mounted on two sides of a second sliding block, the second sliding block is fixedly mounted on the first sliding rod, and one end of the A elastic member, which is far away from the second sliding block, is fixedly mounted inside the second support seat.
7. The shock-absorbing device for an assembled bridge pier column according to any one of claims 1 to 6, wherein the lower end of the third slide bar is vertically slidably disposed in a second shock-absorbing chamber, the lower end of the second slide bar is vertically slidably disposed in a first shock-absorbing chamber, the second shock-absorbing chamber and the first shock-absorbing chamber are communicated through a communication hole, and the second shock-absorbing chamber and the first shock-absorbing chamber are disposed on the support main body.
8. The shock-absorbing device for assembled pier stud according to claim 7, wherein the third sliding bar is elastically disposed inside the second shock-absorbing chamber through a second elastic member, and the second sliding bar is elastically disposed inside the first shock-absorbing chamber through a first elastic member.
9. The damping device for the assembled bridge pier column according to claim 8, wherein the second elastic member is sleeved outside the third sliding rod, and two ends of the second elastic member are fixedly installed on the third sliding rod and the inner wall of the second damping cavity respectively; the first elastic piece is sleeved on the outer side of the second sliding rod, and two ends of the first elastic piece are fixedly mounted on the second sliding rod and the inner wall of the first damping cavity respectively.
10. The shock-absorbing device for an assembled pier stud according to claim 9, wherein the first and second shock-absorbing chambers are filled with a liquid medium inside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110669916.6A CN113308982B (en) | 2021-06-17 | 2021-06-17 | Damping device for assembled bridge pier column |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110669916.6A CN113308982B (en) | 2021-06-17 | 2021-06-17 | Damping device for assembled bridge pier column |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113308982A true CN113308982A (en) | 2021-08-27 |
| CN113308982B CN113308982B (en) | 2022-12-27 |
Family
ID=77379173
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110669916.6A Active CN113308982B (en) | 2021-06-17 | 2021-06-17 | Damping device for assembled bridge pier column |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113308982B (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102304893A (en) * | 2011-07-01 | 2012-01-04 | 株洲时代新材料科技股份有限公司 | Piston-type bridge buffer protection method and device and manufacture method |
| CN103671676A (en) * | 2013-12-24 | 2014-03-26 | 北京九州一轨隔振技术有限公司 | Viscous damper |
| CN104455177A (en) * | 2014-10-20 | 2015-03-25 | 刁久新 | Automobile active self-adaption type shock absorber |
| CN206438390U (en) * | 2017-01-13 | 2017-08-25 | 陕西铁路工程职业技术学院 | A kind of high-performance bridge aseismatic bearing |
| CN207552909U (en) * | 2017-11-06 | 2018-06-29 | 高军 | A kind of high-speed railway bridge combined shock absorption structure |
| CN207933891U (en) * | 2017-12-21 | 2018-10-02 | 杨艳丽 | A kind of highway bridge damping device |
| CN209428935U (en) * | 2019-01-11 | 2019-09-24 | 张春燕 | A kind of bridge girder anti-seismic bearing |
| CN210797253U (en) * | 2019-09-23 | 2020-06-19 | 贵州路桥集团工程试验检测有限公司 | Public road bridge roof beam shock-absorbing support based on bridge security performance |
| KR102138941B1 (en) * | 2020-01-16 | 2020-07-28 | 주식회사 에스코알티에스 | Isolation device utilizing wedges and elastic support wedge device |
| CN211395341U (en) * | 2019-12-24 | 2020-09-01 | 焦作大学 | Shock-absorbing support for bridge |
| CN112501955A (en) * | 2020-12-04 | 2021-03-16 | 华东交通大学 | Damper type floating plate rail |
-
2021
- 2021-06-17 CN CN202110669916.6A patent/CN113308982B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102304893A (en) * | 2011-07-01 | 2012-01-04 | 株洲时代新材料科技股份有限公司 | Piston-type bridge buffer protection method and device and manufacture method |
| CN103671676A (en) * | 2013-12-24 | 2014-03-26 | 北京九州一轨隔振技术有限公司 | Viscous damper |
| CN104455177A (en) * | 2014-10-20 | 2015-03-25 | 刁久新 | Automobile active self-adaption type shock absorber |
| CN206438390U (en) * | 2017-01-13 | 2017-08-25 | 陕西铁路工程职业技术学院 | A kind of high-performance bridge aseismatic bearing |
| CN207552909U (en) * | 2017-11-06 | 2018-06-29 | 高军 | A kind of high-speed railway bridge combined shock absorption structure |
| CN207933891U (en) * | 2017-12-21 | 2018-10-02 | 杨艳丽 | A kind of highway bridge damping device |
| CN209428935U (en) * | 2019-01-11 | 2019-09-24 | 张春燕 | A kind of bridge girder anti-seismic bearing |
| CN210797253U (en) * | 2019-09-23 | 2020-06-19 | 贵州路桥集团工程试验检测有限公司 | Public road bridge roof beam shock-absorbing support based on bridge security performance |
| CN211395341U (en) * | 2019-12-24 | 2020-09-01 | 焦作大学 | Shock-absorbing support for bridge |
| KR102138941B1 (en) * | 2020-01-16 | 2020-07-28 | 주식회사 에스코알티에스 | Isolation device utilizing wedges and elastic support wedge device |
| CN112501955A (en) * | 2020-12-04 | 2021-03-16 | 华东交通大学 | Damper type floating plate rail |
Non-Patent Citations (1)
| Title |
|---|
| 卢剑伟: "《高等学校汽车类专业系列教材 汽车构造 下 第2版》", 31 May 2018, 合肥工业大学出版社 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113308982B (en) | 2022-12-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN113250341A (en) | Assembled building supporting seat | |
| CN113308982B (en) | Damping device for assembled bridge pier column | |
| MX2007014455A (en) | Preloaded one-way valve accumulator. | |
| CN109722983B (en) | Viscous damper and bridge | |
| AU2020203366A1 (en) | Liquid-mechanical isolator | |
| CN213981835U (en) | Automobile radiator shock-absorbing rubber gasket | |
| CN113339668A (en) | Fixing device for computer camera | |
| CN215334144U (en) | Novel high-abrasion-resistance rubber shock absorber for automobile | |
| CN209891044U (en) | Viscous damper and bridge | |
| CN211127423U (en) | Special vibration-damping motor convenient to mount for ice cream machine | |
| CN212377590U (en) | Communication cabinet with stabilizing mean | |
| CN114877010A (en) | Double-cylinder vehicle shock absorber and using method thereof | |
| CN211901521U (en) | Crankshaft pin gear speed reducer mounting base | |
| CN211016783U (en) | Lattice formula antidetonation power capacitor frame | |
| CN207378042U (en) | A kind of barrel type hydraulic shock absorber | |
| CN111649094A (en) | Counter weight stable form automobile shock absorber ware | |
| CN218625208U (en) | Shock absorber connecting rod | |
| CN112483572A (en) | Damping device for building | |
| CN217784112U (en) | Damping device for manufacturing vibration isolator | |
| CN214507112U (en) | Good switch machine case of shockproof effect | |
| CN212667115U (en) | Shock attenuation buffering type plastics oil tank | |
| CN111734769B (en) | High-temperature-resistant zero-leakage viscous damping shock absorber | |
| CN219179872U (en) | Shock attenuation formula special type computer structure | |
| CN212001692U (en) | Viscoelastic damper | |
| CN115434445A (en) | Supporting seat device for assembly type building |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |