CN102878070A - 双作用阀 - Google Patents
双作用阀 Download PDFInfo
- Publication number
- CN102878070A CN102878070A CN2012104185370A CN201210418537A CN102878070A CN 102878070 A CN102878070 A CN 102878070A CN 2012104185370 A CN2012104185370 A CN 2012104185370A CN 201210418537 A CN201210418537 A CN 201210418537A CN 102878070 A CN102878070 A CN 102878070A
- Authority
- CN
- China
- Prior art keywords
- runner
- plunger
- hydraulic pressure
- pressure cavity
- valve
- 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
- 239000007788 liquid Substances 0.000 claims abstract description 28
- 238000005213 imbibition Methods 0.000 claims description 18
- 238000007599 discharging Methods 0.000 claims description 17
- 239000000945 filler Substances 0.000 claims description 14
- 238000007789 sealing Methods 0.000 abstract 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 12
- 238000000034 method Methods 0.000 description 9
- 238000009434 installation Methods 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 210000004907 gland Anatomy 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
Images
Landscapes
- Details Of Reciprocating Pumps (AREA)
Abstract
Description
Claims (4)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210418537.0A CN102878070B (zh) | 2012-10-26 | 2012-10-26 | 双作用阀 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210418537.0A CN102878070B (zh) | 2012-10-26 | 2012-10-26 | 双作用阀 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102878070A true CN102878070A (zh) | 2013-01-16 |
| CN102878070B CN102878070B (zh) | 2015-04-22 |
Family
ID=47479531
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210418537.0A Withdrawn - After Issue CN102878070B (zh) | 2012-10-26 | 2012-10-26 | 双作用阀 |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102878070B (zh) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4878815A (en) * | 1988-05-18 | 1989-11-07 | Stachowiak J Edward | High pressure reciprocating pump apparatus |
| CN2114041U (zh) * | 1992-02-20 | 1992-08-26 | 山东省潍坊生建机械厂 | 双作用增压注水泵 |
| WO2007137941A1 (de) * | 2006-05-26 | 2007-12-06 | Continental Automotive Gmbh | Radialkolbenpumpe zur kraftstoff-hochdruckversorgung bei einer brennkraftmaschine |
| CN201016329Y (zh) * | 2007-02-22 | 2008-02-06 | 蔡胜龙 | 可调式组合阀液力平衡泵头 |
| CN201963541U (zh) * | 2011-01-21 | 2011-09-07 | 物理农林机械科技(苏州)有限公司 | 柱塞泵进、出水阀门组结构 |
| CN202926595U (zh) * | 2012-10-26 | 2013-05-08 | 山东金鹏石化设备有限公司 | 双作用阀 |
-
2012
- 2012-10-26 CN CN201210418537.0A patent/CN102878070B/zh not_active Withdrawn - After Issue
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4878815A (en) * | 1988-05-18 | 1989-11-07 | Stachowiak J Edward | High pressure reciprocating pump apparatus |
| CN2114041U (zh) * | 1992-02-20 | 1992-08-26 | 山东省潍坊生建机械厂 | 双作用增压注水泵 |
| WO2007137941A1 (de) * | 2006-05-26 | 2007-12-06 | Continental Automotive Gmbh | Radialkolbenpumpe zur kraftstoff-hochdruckversorgung bei einer brennkraftmaschine |
| CN201016329Y (zh) * | 2007-02-22 | 2008-02-06 | 蔡胜龙 | 可调式组合阀液力平衡泵头 |
| CN201963541U (zh) * | 2011-01-21 | 2011-09-07 | 物理农林机械科技(苏州)有限公司 | 柱塞泵进、出水阀门组结构 |
| CN202926595U (zh) * | 2012-10-26 | 2013-05-08 | 山东金鹏石化设备有限公司 | 双作用阀 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102878070B (zh) | 2015-04-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C53 | Correction of patent of invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Li Zengyin Inventor after: Hua Qian Inventor after: Jiang Zeqiang Inventor after: Dong Fusheng Inventor after: Zhu Changhao Inventor after: Liu Huajie Inventor after: Wang Zhigang Inventor after: Qi He Ping Inventor after: Li Yan Inventor after: Feng Ting Inventor after: Fan Fuping Inventor after: Yang Shichao Inventor before: Li Zengyin Inventor before: Jiang Zeqiang Inventor before: Dong Fusheng Inventor before: Zhu Changhao Inventor before: Wang Zhigang Inventor before: Qi He Ping Inventor before: Li Yan Inventor before: Feng Ting Inventor before: Fan Fuping Inventor before: Yang Shichao Inventor before: Hua Qian |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: LI ZENGYIN ZHU CHANGHAO WANG ZHIGANG QI HEPING LI YAN FENG TING FAN FUPING YANG SHICHAO HUA QIAN JIANG ZEQIANG DONG FUSHENG TO: LI ZENGYIN ZHU CHANGHAO LIU HUAJIE WANG ZHIGANG QI HEPING LI YAN FENG TING FAN FUPING YANG SHICHAO HUA QIAN JIANG ZEQIANG DONG FUSHENG |
|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150422 Effective date of abandoning: 20230116 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150422 Effective date of abandoning: 20230116 |