CN105275820A - 干式真空泵轴封离心冷却机构 - Google Patents
干式真空泵轴封离心冷却机构 Download PDFInfo
- Publication number
- CN105275820A CN105275820A CN201410321032.1A CN201410321032A CN105275820A CN 105275820 A CN105275820 A CN 105275820A CN 201410321032 A CN201410321032 A CN 201410321032A CN 105275820 A CN105275820 A CN 105275820A
- Authority
- CN
- China
- Prior art keywords
- high pressure
- gas
- cooling oil
- oil gas
- pressure side
- 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.)
- Granted
Links
- 238000001816 cooling Methods 0.000 title claims abstract description 94
- 230000007246 mechanism Effects 0.000 title claims abstract description 22
- 210000004907 gland Anatomy 0.000 claims description 42
- 238000005057 refrigeration Methods 0.000 claims description 7
- 230000000712 assembly Effects 0.000 abstract 4
- 238000000429 assembly Methods 0.000 abstract 4
- 238000010586 diagram Methods 0.000 description 10
- 238000007789 sealing Methods 0.000 description 6
- 230000006866 deterioration Effects 0.000 description 4
- 230000002093 peripheral effect Effects 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 230000007423 decrease Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000002828 fuel tank Substances 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008676 import Effects 0.000 description 2
- 230000001050 lubricating effect Effects 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical compound C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Landscapes
- Applications Or Details Of Rotary Compressors (AREA)
- Mechanical Sealing (AREA)
Abstract
Description
Claims (4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410321032.1A CN105275820B (zh) | 2014-07-07 | 2014-07-07 | 干式真空泵轴封离心冷却机构 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410321032.1A CN105275820B (zh) | 2014-07-07 | 2014-07-07 | 干式真空泵轴封离心冷却机构 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN105275820A true CN105275820A (zh) | 2016-01-27 |
CN105275820B CN105275820B (zh) | 2017-06-16 |
Family
ID=55145434
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201410321032.1A Active CN105275820B (zh) | 2014-07-07 | 2014-07-07 | 干式真空泵轴封离心冷却机构 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN105275820B (zh) |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0156951B1 (de) * | 1983-12-13 | 1990-01-17 | Leybold Aktiengesellschaft | Zweiwellen-Vakuumpumpe mit Getrieberaum-Evakuierung |
JPH0447189A (ja) * | 1990-06-15 | 1992-02-17 | Hitachi Ltd | ドライスクリユー真空ポンプ |
CN1105426A (zh) * | 1993-09-08 | 1995-07-19 | 日本真空技术株式会社 | 2段式旋转真空泵 |
EP0777053A1 (en) * | 1995-11-30 | 1997-06-04 | Anest Iwata Corporation | Scroll fluid machine |
DE19633651A1 (de) * | 1996-08-21 | 1998-02-26 | Leybold Vakuum Gmbh | Trockene Vakuummaschine mit Wellendurchführung |
CN1269872A (zh) * | 1998-03-13 | 2000-10-11 | 株式会社日立制作所 | 离心压缩机以及其所用的轴封装置 |
JP2006009686A (ja) * | 2004-06-25 | 2006-01-12 | Ebara Corp | ガス冷却機構を備えた真空排気装置 |
CN103089647A (zh) * | 2011-11-08 | 2013-05-08 | 大卫·金 | 多级干式真空泵 |
-
2014
- 2014-07-07 CN CN201410321032.1A patent/CN105275820B/zh active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0156951B1 (de) * | 1983-12-13 | 1990-01-17 | Leybold Aktiengesellschaft | Zweiwellen-Vakuumpumpe mit Getrieberaum-Evakuierung |
JPH0447189A (ja) * | 1990-06-15 | 1992-02-17 | Hitachi Ltd | ドライスクリユー真空ポンプ |
CN1105426A (zh) * | 1993-09-08 | 1995-07-19 | 日本真空技术株式会社 | 2段式旋转真空泵 |
EP0777053A1 (en) * | 1995-11-30 | 1997-06-04 | Anest Iwata Corporation | Scroll fluid machine |
DE19633651A1 (de) * | 1996-08-21 | 1998-02-26 | Leybold Vakuum Gmbh | Trockene Vakuummaschine mit Wellendurchführung |
CN1269872A (zh) * | 1998-03-13 | 2000-10-11 | 株式会社日立制作所 | 离心压缩机以及其所用的轴封装置 |
JP2006009686A (ja) * | 2004-06-25 | 2006-01-12 | Ebara Corp | ガス冷却機構を備えた真空排気装置 |
CN103089647A (zh) * | 2011-11-08 | 2013-05-08 | 大卫·金 | 多级干式真空泵 |
Also Published As
Publication number | Publication date |
---|---|
CN105275820B (zh) | 2017-06-16 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN102248445B (zh) | 机床主轴的冷却构造 | |
WO2014190825A1 (zh) | 自泵送流体动压型机械密封 | |
JP2015094373A (ja) | ティルティングパッド式スラスト軸受及びこれを備えた回転機械 | |
WO2020100251A1 (ja) | 遠心圧縮機及びこの遠心圧縮機を備えたターボチャージャ | |
TW201818007A (zh) | 流體機械潤滑系統總成 | |
KR20150081342A (ko) | 원심압축기 및 이를 구비한 과급기 및 원심압축기의 운전방법 | |
CN104976133A (zh) | 一种机械密封带漩涡泵闭式自循环系统的高温水泵 | |
CN108457865B (zh) | 耐高温泵及其冷却结构 | |
CN202707586U (zh) | 一种多级离心泵的密封装置 | |
CN106122037B (zh) | 一种高温泵悬架体的冷却装置 | |
CN210461177U (zh) | 离心机压缩机轴密封处的隔热冷却装置 | |
JP2017020412A (ja) | 流体機械および軸封装置 | |
WO2020134517A1 (zh) | 压缩机 | |
CN103591054B (zh) | 离心泵轴封水冷散热保护系统 | |
CN206860882U (zh) | 一种机械密封的隔离流体流程装置结构 | |
CN105275820A (zh) | 干式真空泵轴封离心冷却机构 | |
CN203756586U (zh) | 密封零件及离心压缩机 | |
CN203214392U (zh) | 双阻隔集装式机械密封 | |
CN103115072A (zh) | 一种油润滑轴承的密封结构 | |
TWI704291B (zh) | 磁驅泵浦 | |
CN106763782B (zh) | 一种机械密封的隔离流体流程结构 | |
CN208845370U (zh) | 一种具有水冷式泵盖和密封压盖的离心泵 | |
TWI537472B (zh) | Dry vacuum pump shaft seal centrifugal cooling mechanism | |
CN206860875U (zh) | 一种机械密封的隔离流体流程结构 | |
US10533806B2 (en) | Rotary heat exchanger |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20191025 Address after: 8289 Tingfeng Road, Fengjing town, Jinshan District, Shanghai Patentee after: SHANGHAI HANBELL PRECISE MACHINERY Co.,Ltd. Address before: 201501 Shanghai city Jinshan District Fengjing town pavilion Maple Road No. 8289 Co-patentee before: HANBELL PRECISE MACHINERY Co.,Ltd. Patentee before: SHANGHAI HANBELL PRECISE MACHINERY Co.,Ltd. |
|
TR01 | Transfer of patent right | ||
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: Centrifugal cooling mechanism of dry vacuum pump shaft seal Effective date of registration: 20221013 Granted publication date: 20170616 Pledgee: Shanghai Rural Commercial Bank Co.,Ltd. Jinshan sub branch Pledgor: SHANGHAI HANBELL PRECISE MACHINERY Co.,Ltd. Registration number: Y2022310000284 |
|
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: 20231017 Granted publication date: 20170616 Pledgee: Shanghai Rural Commercial Bank Co.,Ltd. Jinshan sub branch Pledgor: SHANGHAI HANBELL PRECISE MACHINERY Co.,Ltd. Registration number: Y2022310000284 |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Dry vacuum pump shaft seal centrifugal cooling mechanism Effective date of registration: 20231214 Granted publication date: 20170616 Pledgee: Shanghai Rural Commercial Bank Co.,Ltd. Jinshan sub branch Pledgor: SHANGHAI HANBELL PRECISE MACHINERY Co.,Ltd. Registration number: Y2023310000860 |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right |