CN111779836B - 一种液体压差式真空动密封机构 - Google Patents
一种液体压差式真空动密封机构 Download PDFInfo
- Publication number
- CN111779836B CN111779836B CN202010540388.XA CN202010540388A CN111779836B CN 111779836 B CN111779836 B CN 111779836B CN 202010540388 A CN202010540388 A CN 202010540388A CN 111779836 B CN111779836 B CN 111779836B
- Authority
- CN
- China
- Prior art keywords
- ring
- sealing
- liquid carrying
- carrying groove
- limiting ring
- 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.)
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Links
- 238000007789 sealing Methods 0.000 title claims abstract description 102
- 239000007788 liquid Substances 0.000 title claims abstract description 83
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 30
- 230000001681 protective effect Effects 0.000 claims description 25
- 238000005086 pumping Methods 0.000 claims description 7
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 239000012530 fluid Substances 0.000 abstract description 37
- 230000000694 effects Effects 0.000 abstract description 2
- 238000001125 extrusion Methods 0.000 abstract description 2
- 238000011144 upstream manufacturing Methods 0.000 abstract description 2
- 239000000498 cooling water Substances 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000011553 magnetic fluid Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Images
Classifications
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- 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
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/16—Sealings between relatively-moving surfaces
- F16J15/34—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member
- F16J15/3436—Pressing means
- F16J15/3448—Pressing means the pressing force resulting from fluid pressure
-
- 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
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/16—Sealings between relatively-moving surfaces
- F16J15/34—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member
- F16J15/3404—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member and characterised by parts or details relating to lubrication, cooling or venting of the seal
-
- 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
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/16—Sealings between relatively-moving surfaces
- F16J15/34—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member
- F16J15/3436—Pressing means
- F16J15/346—Pressing means the pressing force varying during operation
-
- 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
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/16—Sealings between relatively-moving surfaces
- F16J15/40—Sealings between relatively-moving surfaces by means of fluid
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
- Sealing Devices (AREA)
Abstract
Description
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010540388.XA CN111779836B (zh) | 2020-06-15 | 2020-06-15 | 一种液体压差式真空动密封机构 |
Applications Claiming Priority (1)
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---|---|---|---|
CN202010540388.XA CN111779836B (zh) | 2020-06-15 | 2020-06-15 | 一种液体压差式真空动密封机构 |
Publications (2)
Publication Number | Publication Date |
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CN111779836A CN111779836A (zh) | 2020-10-16 |
CN111779836B true CN111779836B (zh) | 2022-05-10 |
Family
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CN202010540388.XA Active CN111779836B (zh) | 2020-06-15 | 2020-06-15 | 一种液体压差式真空动密封机构 |
Country Status (1)
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CN (1) | CN111779836B (zh) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113915173B (zh) * | 2021-11-27 | 2022-09-27 | 深圳市建成机电设备有限公司 | 一种水务处理机械混合液回流机构 |
CN116442400B (zh) * | 2023-06-16 | 2023-10-13 | 沈阳和研科技股份有限公司 | 一种划片机清洁防水雾装置 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2939730A (en) * | 1956-10-12 | 1960-06-07 | Steel Co Of Wales Ltd | Sealing devices for rotating members |
JPS6272965A (ja) * | 1985-09-24 | 1987-04-03 | Mitsubishi Heavy Ind Ltd | 液封式軸封装置 |
CN102829189A (zh) * | 2012-08-15 | 2012-12-19 | 攀钢集团江油长城特殊钢有限公司 | 高真空设备动密封的润滑堵漏方法 |
CN205823713U (zh) * | 2016-07-26 | 2016-12-21 | 襄阳五二五泵业有限公司 | 一种立式泵用密封结构 |
CN206089520U (zh) * | 2016-08-30 | 2017-04-12 | 四川北方硝化棉股份有限公司 | 一种液体密封结构及u型硝化机 |
CN109404370A (zh) * | 2018-11-27 | 2019-03-01 | 西南交通大学 | 一种用于模型盾构机循环油路的水浴风冷式散热系统 |
CN111006022A (zh) * | 2019-12-25 | 2020-04-14 | 刘光明 | 一种液体压差式真空动密封机构 |
-
2020
- 2020-06-15 CN CN202010540388.XA patent/CN111779836B/zh active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2939730A (en) * | 1956-10-12 | 1960-06-07 | Steel Co Of Wales Ltd | Sealing devices for rotating members |
JPS6272965A (ja) * | 1985-09-24 | 1987-04-03 | Mitsubishi Heavy Ind Ltd | 液封式軸封装置 |
CN102829189A (zh) * | 2012-08-15 | 2012-12-19 | 攀钢集团江油长城特殊钢有限公司 | 高真空设备动密封的润滑堵漏方法 |
CN205823713U (zh) * | 2016-07-26 | 2016-12-21 | 襄阳五二五泵业有限公司 | 一种立式泵用密封结构 |
CN206089520U (zh) * | 2016-08-30 | 2017-04-12 | 四川北方硝化棉股份有限公司 | 一种液体密封结构及u型硝化机 |
CN109404370A (zh) * | 2018-11-27 | 2019-03-01 | 西南交通大学 | 一种用于模型盾构机循环油路的水浴风冷式散热系统 |
CN111006022A (zh) * | 2019-12-25 | 2020-04-14 | 刘光明 | 一种液体压差式真空动密封机构 |
Non-Patent Citations (1)
Title |
---|
无泄漏的磁力传动真空动密封;王德喜等;《真空 VACUUM》;20140131;第51卷(第1期);第53-59页 * |
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CN111779836A (zh) | 2020-10-16 |
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Effective date of registration: 20220325 Address after: 310000 8-12a, Xicheng Bosi, No. 158, Zixuan Road, Xihu District, Hangzhou City, Zhejiang Province Applicant after: Zhejiang smart cloud Technology Co.,Ltd. Address before: 400000 No. 35, Fengxiang Road, Zhaojia Town, Kai County, Wanzhou District, Chongqing Applicant before: Zhou Xinglong |
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TA01 | Transfer of patent application right | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A liquid pressure differential vacuum dynamic sealing mechanism Granted publication date: 20220510 Pledgee: Hangzhou United Rural Commercial Bank Limited by Share Ltd. Baoshan Branch Pledgor: Zhejiang smart cloud Technology Co.,Ltd. Registration number: Y2024980008175 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right |