CN102102662A - 一种具有防倒吸功能的真空泵 - Google Patents
一种具有防倒吸功能的真空泵 Download PDFInfo
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- CN102102662A CN102102662A CN2009102428446A CN200910242844A CN102102662A CN 102102662 A CN102102662 A CN 102102662A CN 2009102428446 A CN2009102428446 A CN 2009102428446A CN 200910242844 A CN200910242844 A CN 200910242844A CN 102102662 A CN102102662 A CN 102102662A
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- 238000007789 sealing Methods 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 6
- 238000013461 design Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 230000000740 bleeding effect Effects 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000005417 food ingredient Substances 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 235000013324 preserved food Nutrition 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN200910242844.6A CN102102662B (zh) | 2009-12-17 | 2009-12-17 | 一种具有防倒吸功能的真空泵 |
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CN200910242844.6A CN102102662B (zh) | 2009-12-17 | 2009-12-17 | 一种具有防倒吸功能的真空泵 |
Publications (2)
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CN102102662A true CN102102662A (zh) | 2011-06-22 |
CN102102662B CN102102662B (zh) | 2014-03-19 |
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CN200910242844.6A Active CN102102662B (zh) | 2009-12-17 | 2009-12-17 | 一种具有防倒吸功能的真空泵 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104931296A (zh) * | 2015-06-16 | 2015-09-23 | 国网天津市电力公司 | 用于防止颗粒物浓度采样中发生倒吸现象的装置 |
CN106298431A (zh) * | 2016-09-21 | 2017-01-04 | 北京雪迪龙科技股份有限公司 | 一种在线质谱检测的断电保护装置及方法 |
CN106979139A (zh) * | 2017-05-24 | 2017-07-25 | 安徽寅时压缩机制造有限公司 | 一种具有能量回收防逆阀的压缩机排气装置 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2033077U (zh) * | 1988-03-05 | 1989-02-22 | 杨玉思 | 液控缓开缓闭止回阀 |
CN2188152Y (zh) * | 1993-12-16 | 1995-01-25 | 杨文华 | 蝶形微阻缓闭止回阀 |
EP1170505B1 (en) * | 2000-07-04 | 2004-10-27 | Matsushita Electric Industrial Co., Ltd. | Vacuum Pump |
CN200962065Y (zh) * | 2006-09-06 | 2007-10-17 | 浙江博德汽车电子股份有限公司 | 进气歧管压力传感器的检测装置 |
CN200975525Y (zh) * | 2006-10-31 | 2007-11-14 | 张保国 | 烟道止逆阀 |
CN200978272Y (zh) * | 2006-12-12 | 2007-11-21 | 肖纯文 | 多功能润滑油净油机 |
-
2009
- 2009-12-17 CN CN200910242844.6A patent/CN102102662B/zh active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2033077U (zh) * | 1988-03-05 | 1989-02-22 | 杨玉思 | 液控缓开缓闭止回阀 |
CN2188152Y (zh) * | 1993-12-16 | 1995-01-25 | 杨文华 | 蝶形微阻缓闭止回阀 |
EP1170505B1 (en) * | 2000-07-04 | 2004-10-27 | Matsushita Electric Industrial Co., Ltd. | Vacuum Pump |
CN200962065Y (zh) * | 2006-09-06 | 2007-10-17 | 浙江博德汽车电子股份有限公司 | 进气歧管压力传感器的检测装置 |
CN200975525Y (zh) * | 2006-10-31 | 2007-11-14 | 张保国 | 烟道止逆阀 |
CN200978272Y (zh) * | 2006-12-12 | 2007-11-21 | 肖纯文 | 多功能润滑油净油机 |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104931296A (zh) * | 2015-06-16 | 2015-09-23 | 国网天津市电力公司 | 用于防止颗粒物浓度采样中发生倒吸现象的装置 |
CN104931296B (zh) * | 2015-06-16 | 2017-12-12 | 国网天津市电力公司 | 用于防止颗粒物浓度采样中发生倒吸现象的装置 |
CN106298431A (zh) * | 2016-09-21 | 2017-01-04 | 北京雪迪龙科技股份有限公司 | 一种在线质谱检测的断电保护装置及方法 |
CN106298431B (zh) * | 2016-09-21 | 2018-05-04 | 北京雪迪龙科技股份有限公司 | 一种在线质谱检测的断电保护装置及方法 |
CN106979139A (zh) * | 2017-05-24 | 2017-07-25 | 安徽寅时压缩机制造有限公司 | 一种具有能量回收防逆阀的压缩机排气装置 |
CN106979139B (zh) * | 2017-05-24 | 2019-04-23 | 安徽寅时压缩机制造有限公司 | 一种具有能量回收防逆阀的压缩机排气装置 |
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Publication number | Publication date |
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CN102102662B (zh) | 2014-03-19 |
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Owner name: STATE GRID CORPORATION OF CHINA Free format text: FORMER OWNER: BEIJING ELECTRIC POWER CORP. Effective date: 20121226 Owner name: BEIJING ELECTRIC POWER CORP. Effective date: 20121226 |
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Effective date of registration: 20121226 Address after: 100031 West Chang'an Avenue, Beijing, No. 86 Applicant after: State Grid Corporation of China Applicant after: Beijing Electric Power Corp. Address before: 100031 Beijing Qianmen West Street, Xicheng District, No. 41 Applicant before: Beijing Electric Power Corp. |
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