CN108547819B - 一种液控式双向止回阀 - Google Patents
一种液控式双向止回阀 Download PDFInfo
- Publication number
- CN108547819B CN108547819B CN201810736117.4A CN201810736117A CN108547819B CN 108547819 B CN108547819 B CN 108547819B CN 201810736117 A CN201810736117 A CN 201810736117A CN 108547819 B CN108547819 B CN 108547819B
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- Prior art keywords
- oil port
- valve core
- bushing
- hole
- oil
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Links
- 230000002457 bidirectional effect Effects 0.000 title description 6
- 238000013016 damping Methods 0.000 claims abstract description 8
- 238000007789 sealing Methods 0.000 claims description 9
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 12
- 229910052742 iron Inorganic materials 0.000 description 6
- 238000002955 isolation Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B13/00—Details of servomotor systems ; Valves for servomotor systems
- F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
- F15B13/023—Excess flow valves, e.g. for locking cylinders in case of hose burst
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Safety Valves (AREA)
- Magnetically Actuated Valves (AREA)
Abstract
Description
Claims (3)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810736117.4A CN108547819B (zh) | 2018-07-06 | 2018-07-06 | 一种液控式双向止回阀 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810736117.4A CN108547819B (zh) | 2018-07-06 | 2018-07-06 | 一种液控式双向止回阀 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN108547819A CN108547819A (zh) | 2018-09-18 |
CN108547819B true CN108547819B (zh) | 2021-08-31 |
Family
ID=63493473
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201810736117.4A Active CN108547819B (zh) | 2018-07-06 | 2018-07-06 | 一种液控式双向止回阀 |
Country Status (1)
Country | Link |
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CN (1) | CN108547819B (zh) |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3021360B2 (ja) * | 1996-08-23 | 2000-03-15 | 株式会社日本ピスコ | 制御バルブ |
CN101435445B (zh) * | 2007-11-16 | 2011-01-12 | 上海立新液压有限公司 | 一种液控单向阀 |
CN100590335C (zh) * | 2008-03-14 | 2010-02-17 | 上海彭浦机器厂有限公司 | 一种转向阀 |
CN101869788B (zh) * | 2010-06-09 | 2012-07-04 | 三一重型装备有限公司 | 乳化液反冲洗过滤站及其液控换向阀 |
JP5599417B2 (ja) * | 2012-02-16 | 2014-10-01 | アドバンス電気工業株式会社 | 定流量弁 |
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2018
- 2018-07-06 CN CN201810736117.4A patent/CN108547819B/zh active Active
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Publication number | Publication date |
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CN108547819A (zh) | 2018-09-18 |
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Legal Events
Date | Code | Title | Description |
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PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
TA01 | Transfer of patent application right | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20210812 Address after: 314200 No. 688, Xingping Second Road, Pinghu Economic Development Zone, Jiaxing City, Zhejiang Province Applicant after: JIAXING CHENREN ILSIN METER Co.,Ltd. Address before: No. 255, 1st floor, building 1, Fengshou street, Chaoan South Road, zumiao street, Chancheng District, Foshan City, Guangdong Province Applicant before: FOSHAN XINZHUO PAISI MACHINERY TECHNOLOGY Co.,Ltd. |
|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A hydraulically controlled two-way check valve Effective date of registration: 20220816 Granted publication date: 20210831 Pledgee: Pinghu Rural Commercial Bank of Zhejiang, Limited by Share Ltd. Pledgor: JIAXING CHENREN ILSIN METER CO.,LTD. Registration number: Y2022330001768 |
|
PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20231204 Granted publication date: 20210831 Pledgee: Pinghu Rural Commercial Bank of Zhejiang, Limited by Share Ltd. Pledgor: JIAXING CHENREN ILSIN METER CO.,LTD. Registration number: Y2022330001768 |