CN2352765Y - 组合式抽—充气密封装置 - Google Patents
组合式抽—充气密封装置 Download PDFInfo
- Publication number
- CN2352765Y CN2352765Y CN 98240938 CN98240938U CN2352765Y CN 2352765 Y CN2352765 Y CN 2352765Y CN 98240938 CN98240938 CN 98240938 CN 98240938 U CN98240938 U CN 98240938U CN 2352765 Y CN2352765 Y CN 2352765Y
- Authority
- CN
- China
- Prior art keywords
- gas
- pressure
- chamber
- pumping chamber
- labyrinth seal
- 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 - Lifetime
Links
- 238000007789 sealing Methods 0.000 title claims abstract description 31
- 238000000034 method Methods 0.000 claims abstract description 35
- 238000005086 pumping Methods 0.000 claims description 40
- 238000000605 extraction Methods 0.000 abstract description 5
- 230000007797 corrosion Effects 0.000 abstract description 4
- 238000005260 corrosion Methods 0.000 abstract description 4
- 230000007935 neutral effect Effects 0.000 abstract description 2
- 238000010791 quenching Methods 0.000 abstract 2
- 238000005516 engineering process Methods 0.000 abstract 1
- 230000002349 favourable effect Effects 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 54
- 210000004907 gland Anatomy 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 238000009792 diffusion process Methods 0.000 description 4
- 238000003912 environmental pollution Methods 0.000 description 4
- 239000002360 explosive Substances 0.000 description 3
- 231100000614 poison Toxicity 0.000 description 3
- 230000007096 poisonous effect Effects 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 230000000740 bleeding effect Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 238000005530 etching Methods 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 238000010977 unit operation Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 231100001261 hazardous Toxicity 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
Images
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
Description
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 98240938 CN2352765Y (zh) | 1998-09-25 | 1998-09-25 | 组合式抽—充气密封装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 98240938 CN2352765Y (zh) | 1998-09-25 | 1998-09-25 | 组合式抽—充气密封装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN2352765Y true CN2352765Y (zh) | 1999-12-08 |
Family
ID=33987805
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 98240938 Expired - Lifetime CN2352765Y (zh) | 1998-09-25 | 1998-09-25 | 组合式抽—充气密封装置 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN2352765Y (zh) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100365326C (zh) * | 2005-02-02 | 2008-01-30 | 杭州机床集团有限公司 | 一种机床主轴气压密封装置 |
CN102494143A (zh) * | 2011-11-25 | 2012-06-13 | 哈尔滨电机厂有限责任公司 | 海洋潮流能发电机组主轴密封等压零渗漏方法 |
CN105750029A (zh) * | 2016-04-14 | 2016-07-13 | 北京格瑞德曼仪器设备有限公司 | 连续充气装置和可连续进气球磨仪 |
CN111043069A (zh) * | 2019-12-18 | 2020-04-21 | 沈阳透平机械股份有限公司 | 离心压缩机用干气密封控制系统 |
CN114352550A (zh) * | 2022-01-11 | 2022-04-15 | 临海市顺源机械有限公司 | 一种离心式透平压缩机的密封结构及其密封方法 |
-
1998
- 1998-09-25 CN CN 98240938 patent/CN2352765Y/zh not_active Expired - Lifetime
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100365326C (zh) * | 2005-02-02 | 2008-01-30 | 杭州机床集团有限公司 | 一种机床主轴气压密封装置 |
CN102494143A (zh) * | 2011-11-25 | 2012-06-13 | 哈尔滨电机厂有限责任公司 | 海洋潮流能发电机组主轴密封等压零渗漏方法 |
CN105750029A (zh) * | 2016-04-14 | 2016-07-13 | 北京格瑞德曼仪器设备有限公司 | 连续充气装置和可连续进气球磨仪 |
CN105750029B (zh) * | 2016-04-14 | 2018-09-25 | 北京格瑞德曼仪器设备有限公司 | 连续充气装置和可连续进气球磨仪 |
CN111043069A (zh) * | 2019-12-18 | 2020-04-21 | 沈阳透平机械股份有限公司 | 离心压缩机用干气密封控制系统 |
CN114352550A (zh) * | 2022-01-11 | 2022-04-15 | 临海市顺源机械有限公司 | 一种离心式透平压缩机的密封结构及其密封方法 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Free format text: FORMER OWNER: LI WENJUN Effective date: 20050318 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20050318 Address after: 300384 Tianjin New Technology Industrial Park No. 14 yuan Lu GUI Patentee after: Wang Yuming Address before: 300192 No. 7 East scientific research road, Tianjin, Nankai District Co-patentee before: Li Wenjun Patentee before: Wang Yuming |
|
ASS | Succession or assignment of patent right |
Owner name: HOLLAND SMITH GROUP HOLDINGS CO., LTD. Free format text: FORMER OWNER: WANG YUMING Effective date: 20060106 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20060106 Address after: Holland Hoofddorp Patentee after: Holland Smith Group Holdings Limited Address before: 300384 Tianjin New Technology Industrial Park No. 14 yuan Lu GUI Patentee before: Wang Yuming |
|
C17 | Cessation of patent right | ||
CX01 | Expiry of patent term |