CN201836287U - High-power hydraulic buffer - Google Patents
High-power hydraulic buffer Download PDFInfo
- Publication number
- CN201836287U CN201836287U CN2010205546921U CN201020554692U CN201836287U CN 201836287 U CN201836287 U CN 201836287U CN 2010205546921 U CN2010205546921 U CN 2010205546921U CN 201020554692 U CN201020554692 U CN 201020554692U CN 201836287 U CN201836287 U CN 201836287U
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- CN
- China
- Prior art keywords
- piston
- power hydraulic
- hydraulic buffer
- piston rod
- inner tube
- 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.)
- Expired - Fee Related
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- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
- Actuator (AREA)
Abstract
The utility model discloses a high-power hydraulic buffer, which comprises an outer tube, an inner tube is arranged in the outer tube, a piston is mounted in the inner tube in a sliding manner, the upper end of the piston is connected with a piston rod, an impact head is mounted at the top end of the piston rod, oil drain holes are arranged on the wall of the inner tube, an oil return hole is arranged at the top of the inner tube, and a spring is padded under the piston. The high-power hydraulic buffer is capable of absorbing more redundant energy when in action of a circuit breaker mechanism, has fine shock absorbing effect and is favorable for improving all points of performances of a circuit breaker.
Description
Technical field
The utility model relates to the cushion technique field, specifically belongs to the high power hydraulic buffer.
Background technique
Can reduce vibrations and noise in the automated machine conduct, the kinetic energy that object is produced in will moving is converted to heat energy and is released in the atmosphere, in action the object balance is effectively stopped; Make machinery raise the efficiency the increase production capacity, service life of a machine is prolonged reduce maintenance cost, make machinery action stablize the maintenance product quality, make the safer accident of avoiding of operation of machine, working environment is sent improve personnel ' s efficiency.The buffer of using in the circuit breaker can not satisfy the usage requirement of high-power circuit breaker at present.
The model utility content
The purpose of this utility model provides a kind of high power hydraulic buffer, the unnecessary energy of absorption that can be more when breaker mechanism moves, and good damping effect helps improving the circuit breaker various aspects of performance.
The technical solution of the utility model is as follows:
The high power hydraulic buffer includes outer cylinder body, is provided with inner core in the outer cylinder body, be slidingly fitted with piston in the inner core, the upper end of piston is connecting piston rod, and the top of piston rod is equipped with and is ramed, have oil drainage hole on the barrel of inner core, the top has return opening, and the piston below is equipped with spring.
Be provided with multi-layer sealed circle between the top of described piston rod and outer cylinder body.
Compared with the prior art, the beneficial effects of the utility model are as follows:
The actuator of the direct circuit breaker of the utility model links to each other with piston rod, the unnecessary energy of absorption that can be more when breaker mechanism moves, and good damping effect helps improving the circuit breaker various aspects of performance.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Embodiment
Referring to accompanying drawing, the high power hydraulic buffer, include outer cylinder body 1, be provided with inner core 2 in the outer cylinder body 1, be slidingly fitted with piston 3 in the inner core 2, the upper end of piston 3 is connecting piston rod 4, be provided with multi-layer sealed circle between the top of piston rod and outer cylinder body, the top of piston rod 4 is equipped with and is ramed 5, has oil drainage hole 6 on the barrel of inner core, the top has return opening 7, and the piston below is equipped with spring 8.
Claims (2)
1. high power hydraulic buffer, include outer cylinder body, it is characterized in that: be provided with inner core in the outer cylinder body, be slidingly fitted with piston in the inner core, the upper end of piston is connecting piston rod, and the top of piston rod is equipped with and is ramed, and has oil drainage hole on the barrel of inner core, the top has return opening, and the piston below is equipped with spring.
2. according to the described high power hydraulic buffer of claim 1, it is characterized in that: be provided with multi-layer sealed circle between the top of described piston rod and outer cylinder body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205546921U CN201836287U (en) | 2010-09-30 | 2010-09-30 | High-power hydraulic buffer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205546921U CN201836287U (en) | 2010-09-30 | 2010-09-30 | High-power hydraulic buffer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201836287U true CN201836287U (en) | 2011-05-18 |
Family
ID=44006393
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205546921U Expired - Fee Related CN201836287U (en) | 2010-09-30 | 2010-09-30 | High-power hydraulic buffer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201836287U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102494078A (en) * | 2011-12-28 | 2012-06-13 | 常州市东海橡胶厂有限公司 | High-energy consumption viscoelastic silicone oil cabin vibration damper |
| CN102744613A (en) * | 2012-06-28 | 2012-10-24 | 上海三一精机有限公司 | Lead screw auxiliary support device and machine tool |
| CN103449278A (en) * | 2012-05-30 | 2013-12-18 | 欧姆尼机电科技（昆山）有限公司 | Hydraulic buffer |
| CN104214267A (en) * | 2014-08-22 | 2014-12-17 | 华中科技大学 | Combined type short-stroke buffer device |
| CN108626768A (en) * | 2018-05-10 | 2018-10-09 | 清华大学 | A kind of electric heat storage and underground heat combined heat device |
| CN108644305A (en) * | 2018-06-20 | 2018-10-12 | 中国石油天然气集团有限公司 | A kind of fluid reservoir damping device |
| CN110788320A (en) * | 2019-08-23 | 2020-02-14 | 广州力鸿自动化设备有限公司 | Automatic change servo powder forming machine of precision |
| CN112504858A (en) * | 2020-11-19 | 2021-03-16 | 无锡普天铁心股份有限公司 | Main transformer clamp upper support plate bearing capacity test device |
-
2010
- 2010-09-30 CN CN2010205546921U patent/CN201836287U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102494078A (en) * | 2011-12-28 | 2012-06-13 | 常州市东海橡胶厂有限公司 | High-energy consumption viscoelastic silicone oil cabin vibration damper |
| CN103449278A (en) * | 2012-05-30 | 2013-12-18 | 欧姆尼机电科技（昆山）有限公司 | Hydraulic buffer |
| CN102744613A (en) * | 2012-06-28 | 2012-10-24 | 上海三一精机有限公司 | Lead screw auxiliary support device and machine tool |
| CN104214267A (en) * | 2014-08-22 | 2014-12-17 | 华中科技大学 | Combined type short-stroke buffer device |
| CN104214267B (en) * | 2014-08-22 | 2017-02-01 | 华中科技大学 | Combined type short-stroke buffer device |
| CN108626768A (en) * | 2018-05-10 | 2018-10-09 | 清华大学 | A kind of electric heat storage and underground heat combined heat device |
| CN108644305A (en) * | 2018-06-20 | 2018-10-12 | 中国石油天然气集团有限公司 | A kind of fluid reservoir damping device |
| CN110788320A (en) * | 2019-08-23 | 2020-02-14 | 广州力鸿自动化设备有限公司 | Automatic change servo powder forming machine of precision |
| CN110788320B (en) * | 2019-08-23 | 2021-11-16 | 广州力鸿自动化设备有限公司 | Automatic change servo powder forming machine of precision |
| CN112504858A (en) * | 2020-11-19 | 2021-03-16 | 无锡普天铁心股份有限公司 | Main transformer clamp upper support plate bearing capacity test device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110518 Termination date: 20130930 |