CN102022334A - Rotor molded line of screw vacuum pump - Google Patents
Rotor molded line of screw vacuum pump Download PDFInfo
- Publication number
- CN102022334A CN102022334A CN 201010606422 CN201010606422A CN102022334A CN 102022334 A CN102022334 A CN 102022334A CN 201010606422 CN201010606422 CN 201010606422 CN 201010606422 A CN201010606422 A CN 201010606422A CN 102022334 A CN102022334 A CN 102022334A
- Authority
- CN
- China
- Prior art keywords
- rotor
- section
- arc
- vacuum pump
- point
- 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
- 239000004065 semiconductor Substances 0.000 abstract description 3
- 239000000126 substance Substances 0.000 abstract description 3
- 238000005096 rolling process Methods 0.000 description 5
- 230000021615 conjugation Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Images
Landscapes
- Non-Positive Displacement Air Blowers (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
Abstract
Description
Claims (4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201010606422 CN102022334B (en) | 2010-12-24 | 2010-12-24 | Rotor molded line of screw vacuum pump |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201010606422 CN102022334B (en) | 2010-12-24 | 2010-12-24 | Rotor molded line of screw vacuum pump |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102022334A true CN102022334A (en) | 2011-04-20 |
CN102022334B CN102022334B (en) | 2013-08-07 |
Family
ID=43864004
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 201010606422 Expired - Fee Related CN102022334B (en) | 2010-12-24 | 2010-12-24 | Rotor molded line of screw vacuum pump |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN102022334B (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102828954A (en) * | 2012-09-14 | 2012-12-19 | 上海齐耀螺杆机械有限公司 | Novel rotor profile of twin-screw compressor |
CN103032333A (en) * | 2013-01-11 | 2013-04-10 | 西安交通大学 | Double-screw vacuum pump rotor molded line |
CN105484999A (en) * | 2015-12-29 | 2016-04-13 | 天津华科螺杆泵技术有限公司 | Sealed single-head spiral screw and double screws thereof |
CN108050069A (en) * | 2018-01-22 | 2018-05-18 | 中国石油大学(华东) | A kind of complete smooth screw rotor of low leakage |
CN109555687A (en) * | 2019-01-07 | 2019-04-02 | 鑫磊压缩机股份有限公司 | A kind of forming method of single screw rod engaging mechanism and single screw rod cylindrical surface envelope molded line |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5667370A (en) * | 1994-08-22 | 1997-09-16 | Kowel Precision Co., Ltd. | Screw vacuum pump having a decreasing pitch for the screw members |
US5697772A (en) * | 1995-04-05 | 1997-12-16 | Ebara Corporation | Screw rotor and method of generating tooth profile therefor |
CN1676936A (en) * | 2004-03-30 | 2005-10-05 | 肖文伟 | Rotor tooth-profile for screw pump |
CN1676935A (en) * | 2004-03-30 | 2005-10-05 | 李汗强 | Rotor tooth profile for helical-lobe compressor |
JP2005351238A (en) * | 2004-06-14 | 2005-12-22 | Shinko Seiki Co Ltd | Screw rotor |
-
2010
- 2010-12-24 CN CN 201010606422 patent/CN102022334B/en not_active Expired - Fee Related
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5667370A (en) * | 1994-08-22 | 1997-09-16 | Kowel Precision Co., Ltd. | Screw vacuum pump having a decreasing pitch for the screw members |
US5800151A (en) * | 1995-04-04 | 1998-09-01 | Ebara Corporation | Screw rotor and method of generating tooth profile therefor |
US5697772A (en) * | 1995-04-05 | 1997-12-16 | Ebara Corporation | Screw rotor and method of generating tooth profile therefor |
CN1676936A (en) * | 2004-03-30 | 2005-10-05 | 肖文伟 | Rotor tooth-profile for screw pump |
CN1676935A (en) * | 2004-03-30 | 2005-10-05 | 李汗强 | Rotor tooth profile for helical-lobe compressor |
JP2005351238A (en) * | 2004-06-14 | 2005-12-22 | Shinko Seiki Co Ltd | Screw rotor |
Non-Patent Citations (2)
Title |
---|
《流体机械》 20021231 陈金海等 双螺杆泵型面加工、刀具设计及计算方法 第30卷, 第6期 * |
《真空》 20090930 郭蓓等 干式螺杆真空泵研究现状与展望 第46卷, 第5期 * |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102828954A (en) * | 2012-09-14 | 2012-12-19 | 上海齐耀螺杆机械有限公司 | Novel rotor profile of twin-screw compressor |
CN102828954B (en) * | 2012-09-14 | 2015-06-17 | 上海齐耀螺杆机械有限公司 | Novel rotor profile of twin-screw compressor |
CN103032333A (en) * | 2013-01-11 | 2013-04-10 | 西安交通大学 | Double-screw vacuum pump rotor molded line |
CN103032333B (en) * | 2013-01-11 | 2015-04-29 | 西安交通大学 | Double-screw vacuum pump rotor molded line |
CN105484999A (en) * | 2015-12-29 | 2016-04-13 | 天津华科螺杆泵技术有限公司 | Sealed single-head spiral screw and double screws thereof |
CN105484999B (en) * | 2015-12-29 | 2018-02-16 | 天津华科螺杆泵技术有限公司 | The single thread screw rod and its twin-screw of a kind of sealing |
CN108050069A (en) * | 2018-01-22 | 2018-05-18 | 中国石油大学(华东) | A kind of complete smooth screw rotor of low leakage |
CN109555687A (en) * | 2019-01-07 | 2019-04-02 | 鑫磊压缩机股份有限公司 | A kind of forming method of single screw rod engaging mechanism and single screw rod cylindrical surface envelope molded line |
CN109555687B (en) * | 2019-01-07 | 2024-03-19 | 鑫磊压缩机股份有限公司 | Single screw meshing mechanism and forming method of single screw cylindrical surface enveloping molded line |
Also Published As
Publication number | Publication date |
---|---|
CN102022334B (en) | 2013-08-07 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN102003394A (en) | Screw vacuum pump rotor profile | |
CN102022334B (en) | Rotor molded line of screw vacuum pump | |
CN103696983B (en) | A kind of Double-way axial flow impeller of pump Optimization Design | |
CN105971877B (en) | A kind of conical screw rotor and its Twin-screw vacuum pump | |
CA2951217C (en) | Power machine rotor blade with bulges | |
CN108757448A (en) | Three leaf sectional circular camber roots rotors of one kind and its Profile Design method | |
CN205638920U (en) | Special claw formula rotor molded lines | |
TWI424121B (en) | Turbo molecular pump with improved blade structures | |
CN205805908U (en) | A kind of conical screw rotor and Twin-screw vacuum pump thereof | |
CN203130514U (en) | Double screw vacuum pump and rotor thereof | |
CN102022335B (en) | Rotor profiles of screw compressors | |
CN101779037A (en) | Wind turbine blade | |
CN103644140B (en) | A kind of submersible axial flow pump stator design method and submersible axial flow pump stator | |
CN105952641B (en) | A kind of three-stage screw rotor and its Twin-screw vacuum pump | |
CN103775377B (en) | One kind adopts deviated splitter vane Turo pump Hydraulic Design Method | |
CN208456849U (en) | A kind of three leaf sectional circular camber roots rotors | |
CN102828954A (en) | Novel rotor profile of twin-screw compressor | |
CN105257537A (en) | Rotor end face flute profile of three-tooth screw compressor | |
CN106194716B (en) | A kind of three elliptic leaf camber cam followers | |
CN106194729B (en) | A kind of oval arc-shaped roots rotor | |
CN100360810C (en) | Screw profile for high flow high-pressure dual-screw pump | |
CN109268258B (en) | // shape unloading groove of external gear pump | |
CN108071585A (en) | A kind of two-period form screw vacuum pump rotor | |
CN106640627A (en) | Equal-flow area conical screw-sleeve pair | |
Sun et al. | Aerodynamic performance and characteristic of vortex structures for Darrieus wind turbine. II. The relationship between vortex structure and aerodynamic performance |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
ASS | Succession or assignment of patent right |
Owner name: SHANGHAI GELI LIQUID MACHINERY CO., LTD. Free format text: FORMER OWNER: SHANGHAI NAIPU LIQUID MACHINERY TECHNOLOGY CO., LTD. Effective date: 20120316 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20120316 Address after: 200333, room 889, 719 Zhongjiang Road, Shanghai, Putuo District Applicant after: SHANGHAI GELI FLUID MACHINERY Co.,Ltd. Address before: 200333, room 889, 701 Zhongjiang Road, Shanghai, Putuo District Applicant before: SHANGHAI NAIPU FLUID MACHINERY TECHNOLOGY Co.,Ltd. |
|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: SHANGHAI RICHEN ENVIRONMENTAL TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: SHANGHAI GELI LIQUID MACHINERY CO., LTD. Effective date: 20140120 |
|
C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 200333 PUTUO, SHANGHAI TO: 200433 YANGPU, SHANGHAI |
|
TR01 | Transfer of patent right |
Effective date of registration: 20140120 Address after: 200433, room 201-10, building A, building 128, No. 11 Xiang Yin Road, Shanghai, Yangpu District Patentee after: SHANGHAI RICHEN CO.,LTD. Address before: 200333, room 889, 719 Zhongjiang Road, Shanghai, Putuo District Patentee before: SHANGHAI GELI FLUID MACHINERY Co.,Ltd. |
|
ASS | Succession or assignment of patent right |
Owner name: SHANGHAI GELI LIQUID MACHINERY CO., LTD. Free format text: FORMER OWNER: SHANGHAI RICHEN ENVIRONMENTAL TECHNOLOGY CO., LTD. Effective date: 20140923 |
|
C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 200433 YANGPU, SHANGHAI TO: 200333 PUTUO, SHANGHAI |
|
TR01 | Transfer of patent right |
Effective date of registration: 20140923 Address after: 200333, room 889, 719 Zhongjiang Road, Shanghai, Putuo District Patentee after: SHANGHAI GELI FLUID MACHINERY Co.,Ltd. Address before: 200433, room 201-10, building A, building 128, No. 11 Xiang Yin Road, Shanghai, Yangpu District Patentee before: SHANGHAI RICHEN CO.,LTD. |
|
ASS | Succession or assignment of patent right |
Owner name: RUGAO PACKAGING + FOODSTUFF MACHINERY CO., LTD. Free format text: FORMER OWNER: SHANGHAI GELI LIQUID MACHINERY CO., LTD. Effective date: 20141121 |
|
C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 200333 PUTUO, SHANGHAI TO: 226500 NANTONG, JIANGSU PROVINCE |
|
TR01 | Transfer of patent right |
Effective date of registration: 20141121 Address after: 226500, Jiangsu City, Rugao Province, such as town Qing Yu Road, No. 201 Patentee after: RUGAO PACKING FOOD MACHINERY Co.,Ltd. Address before: 200333, room 889, 719 Zhongjiang Road, Shanghai, Putuo District Patentee before: SHANGHAI GELI FLUID MACHINERY Co.,Ltd. |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130807 |
|
CF01 | Termination of patent right due to non-payment of annual fee |