CN108644430B - 一种改进的lw10b-252型断路器 - Google Patents
一种改进的lw10b-252型断路器 Download PDFInfo
- Publication number
- CN108644430B CN108644430B CN201810563267.XA CN201810563267A CN108644430B CN 108644430 B CN108644430 B CN 108644430B CN 201810563267 A CN201810563267 A CN 201810563267A CN 108644430 B CN108644430 B CN 108644430B
- Authority
- CN
- China
- Prior art keywords
- sealing
- lw10b
- flow cavity
- oil pump
- improved
- 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.)
- Active
Links
- 239000007788 liquid Substances 0.000 claims abstract description 19
- 238000007789 sealing Methods 0.000 claims description 40
- 230000008439 repair process Effects 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 14
- 238000000034 method Methods 0.000 description 2
- 239000010729 system oil Substances 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K15/00—Check valves
- F16K15/02—Check valves with guided rigid valve members
- F16K15/025—Check valves with guided rigid valve members the valve being loaded by a spring
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Feeding And Controlling Fuel (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
Description
Claims (5)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201810563267.XA CN108644430B (zh) | 2018-06-04 | 2018-06-04 | 一种改进的lw10b-252型断路器 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810563267.XA CN108644430B (zh) | 2018-06-04 | 2018-06-04 | 一种改进的lw10b-252型断路器 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN108644430A CN108644430A (zh) | 2018-10-12 |
CN108644430B true CN108644430B (zh) | 2019-07-09 |
Family
ID=63759475
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810563267.XA Active CN108644430B (zh) | 2018-06-04 | 2018-06-04 | 一种改进的lw10b-252型断路器 |
Country Status (1)
Country | Link |
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CN (1) | CN108644430B (zh) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2355819A1 (de) * | 1973-11-08 | 1975-05-22 | Grohe Armaturen Friedrich | Rueckschlagventil |
CN2859138Y (zh) * | 2005-12-16 | 2007-01-17 | 刘国斌 | 一种管路防逆密封装置 |
CN102069706A (zh) * | 2009-12-24 | 2011-05-25 | 东熙产业股份(有限)公司 | 汽车燃油箱的截止阀装置 |
CN203413177U (zh) * | 2013-07-19 | 2014-01-29 | 浙江华龙巨水科技股份有限公司 | 一种止回阀 |
CN105889576A (zh) * | 2014-12-11 | 2016-08-24 | 西安航天发动机厂 | 高灵敏度单向阀 |
-
2018
- 2018-06-04 CN CN201810563267.XA patent/CN108644430B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2355819A1 (de) * | 1973-11-08 | 1975-05-22 | Grohe Armaturen Friedrich | Rueckschlagventil |
CN2859138Y (zh) * | 2005-12-16 | 2007-01-17 | 刘国斌 | 一种管路防逆密封装置 |
CN102069706A (zh) * | 2009-12-24 | 2011-05-25 | 东熙产业股份(有限)公司 | 汽车燃油箱的截止阀装置 |
CN203413177U (zh) * | 2013-07-19 | 2014-01-29 | 浙江华龙巨水科技股份有限公司 | 一种止回阀 |
CN105889576A (zh) * | 2014-12-11 | 2016-08-24 | 西安航天发动机厂 | 高灵敏度单向阀 |
Also Published As
Publication number | Publication date |
---|---|
CN108644430A (zh) | 2018-10-12 |
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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 | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20211011 Address after: 061000 No. 8, Beihuan West Road, Yunhe District, Cangzhou City, Hebei Province Patentee after: CANGZHOU ZHONGXING INDUSTRIAL GROUP Co.,Ltd. Patentee after: Cangzhou Power Supply Company of State Grid Hebei Electric Power Company Address before: 100031 No. 86 West Chang'an Avenue, Beijing, Xicheng District Patentee before: State Grid Corporation of China Patentee before: Cangzhou Power Supply Company of State Grid Hebei Electric Power Company Patentee before: STATE GRID HEBEI ELECTRIC POWER Co.,Ltd. |
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TR01 | Transfer of patent right |