CN100392249C - 一种大流量双螺杆泵的圆弧螺杆齿形 - Google Patents
一种大流量双螺杆泵的圆弧螺杆齿形 Download PDFInfo
- Publication number
- CN100392249C CN100392249C CNB2005100490035A CN200510049003A CN100392249C CN 100392249 C CN100392249 C CN 100392249C CN B2005100490035 A CNB2005100490035 A CN B2005100490035A CN 200510049003 A CN200510049003 A CN 200510049003A CN 100392249 C CN100392249 C CN 100392249C
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- 238000003754 machining Methods 0.000 abstract 1
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 230000015572 biosynthetic process Effects 0.000 description 8
- 238000005096 rolling process Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000007789 sealing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 125000003003 spiro group Chemical group 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2/00—Rotary-piston machines or pumps
- F04C2/08—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
- F04C2/12—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type
- F04C2/14—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons
- F04C2/16—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons with helical teeth, e.g. chevron-shaped, screw type
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Rotary Pumps (AREA)
Abstract
Description
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2005100490035A CN100392249C (zh) | 2005-01-31 | 2005-01-31 | 一种大流量双螺杆泵的圆弧螺杆齿形 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2005100490035A CN100392249C (zh) | 2005-01-31 | 2005-01-31 | 一种大流量双螺杆泵的圆弧螺杆齿形 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1651766A CN1651766A (zh) | 2005-08-10 |
CN100392249C true CN100392249C (zh) | 2008-06-04 |
Family
ID=34876496
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2005100490035A Expired - Fee Related CN100392249C (zh) | 2005-01-31 | 2005-01-31 | 一种大流量双螺杆泵的圆弧螺杆齿形 |
Country Status (1)
Country | Link |
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CN (1) | CN100392249C (zh) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2012207660A (ja) * | 2011-03-11 | 2012-10-25 | Toyota Industries Corp | スクリュポンプ |
CN105822548B (zh) * | 2016-05-13 | 2018-01-02 | 中国石油大学(华东) | 一种全光滑的爪式转子 |
CN106194728B (zh) * | 2016-10-09 | 2018-06-19 | 中国石油大学(华东) | 一种全光滑的直爪爪式转子 |
CN106246539B (zh) * | 2016-10-09 | 2018-06-22 | 中国石油大学(华东) | 一种直爪爪式转子 |
CN108050061B (zh) * | 2018-01-09 | 2023-08-29 | 中国石油大学(华东) | 一种高效爪式转子 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08189485A (ja) * | 1995-01-11 | 1996-07-23 | Ebara Corp | スクリュー機械 |
CN1207795A (zh) * | 1995-12-11 | 1999-02-10 | 爱特里尔斯布时股份公司 | 成对输送螺杆 |
CN1207794A (zh) * | 1995-12-11 | 1999-02-10 | 爱特里尔斯布时股份公司 | 双螺杆组 |
CN1299929A (zh) * | 2001-01-21 | 2001-06-20 | 华南理工大学 | 齿型螺杆 |
US6368091B1 (en) * | 1998-03-25 | 2002-04-09 | Taiko Kikai Industries Co., Ltd. | Screw rotor for vacuum pumps |
US6386848B2 (en) * | 2000-03-15 | 2002-05-14 | Teijin Seiki Co., Ltd. | Screw rotors and screw machine |
-
2005
- 2005-01-31 CN CNB2005100490035A patent/CN100392249C/zh not_active Expired - Fee Related
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08189485A (ja) * | 1995-01-11 | 1996-07-23 | Ebara Corp | スクリュー機械 |
CN1207795A (zh) * | 1995-12-11 | 1999-02-10 | 爱特里尔斯布时股份公司 | 成对输送螺杆 |
CN1207794A (zh) * | 1995-12-11 | 1999-02-10 | 爱特里尔斯布时股份公司 | 双螺杆组 |
US6368091B1 (en) * | 1998-03-25 | 2002-04-09 | Taiko Kikai Industries Co., Ltd. | Screw rotor for vacuum pumps |
US6386848B2 (en) * | 2000-03-15 | 2002-05-14 | Teijin Seiki Co., Ltd. | Screw rotors and screw machine |
CN1299929A (zh) * | 2001-01-21 | 2001-06-20 | 华南理工大学 | 齿型螺杆 |
Also Published As
Publication number | Publication date |
---|---|
CN1651766A (zh) | 2005-08-10 |
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Date | Code | Title | Description |
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Huanggong Machinery Group Assignor: Zhejiang University Contract record no.: 2011330001454 Denomination of invention: Arc screw tooth shape of large flow double screw pump Granted publication date: 20080604 License type: Exclusive License Open date: 20050810 Record date: 20111214 |
|
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080604 Termination date: 20140131 |