CN1172076C - 差速换向法长冲程抽油机 - Google Patents
差速换向法长冲程抽油机 Download PDFInfo
- Publication number
- CN1172076C CN1172076C CNB021090483A CN02109048A CN1172076C CN 1172076 C CN1172076 C CN 1172076C CN B021090483 A CNB021090483 A CN B021090483A CN 02109048 A CN02109048 A CN 02109048A CN 1172076 C CN1172076 C CN 1172076C
- Authority
- CN
- China
- Prior art keywords
- differential
- gear
- differential mechanism
- rope sheave
- reversing
- 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.)
- Expired - Fee Related
Links
- 238000005086 pumping Methods 0.000 title claims abstract description 13
- 238000000034 method Methods 0.000 title claims abstract description 7
- 230000007246 mechanism Effects 0.000 claims abstract description 29
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- 238000005516 engineering process Methods 0.000 abstract description 3
- 238000000605 extraction Methods 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 2
- 241001274660 Modulus Species 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B47/00—Pumps or pumping installations specially adapted for raising fluids from great depths, e.g. well pumps
- F04B47/02—Pumps or pumping installations specially adapted for raising fluids from great depths, e.g. well pumps the driving mechanisms being situated at ground level
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Retarders (AREA)
Abstract
Description
Claims (2)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB021090483A CN1172076C (zh) | 2002-01-18 | 2002-01-18 | 差速换向法长冲程抽油机 |
PCT/CN2002/000861 WO2003071095A2 (fr) | 2002-01-18 | 2002-12-02 | Unite de pompage de petrole pourvue d'un mecanisme de changement de direction a vitesse differentielle |
AU2002349556A AU2002349556A1 (en) | 2002-01-18 | 2002-12-02 | An oil pumping unit with a differential speed direction-switching mechanism |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB021090483A CN1172076C (zh) | 2002-01-18 | 2002-01-18 | 差速换向法长冲程抽油机 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1362572A CN1362572A (zh) | 2002-08-07 |
CN1172076C true CN1172076C (zh) | 2004-10-20 |
Family
ID=4740469
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB021090483A Expired - Fee Related CN1172076C (zh) | 2002-01-18 | 2002-01-18 | 差速换向法长冲程抽油机 |
Country Status (3)
Country | Link |
---|---|
CN (1) | CN1172076C (zh) |
AU (1) | AU2002349556A1 (zh) |
WO (1) | WO2003071095A2 (zh) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102644451B (zh) * | 2012-04-20 | 2015-08-19 | 李兆胜 | 多级变速的互换向抽油机 |
CN108021725B (zh) * | 2016-11-03 | 2021-05-28 | 中国石油化工股份有限公司 | 确定电功图数据中抽油机换向点位置的方法 |
CN108374649A (zh) * | 2018-03-12 | 2018-08-07 | 张繁欣 | 一种齿轮和滚筒复合增程式大型抽油机 |
-
2002
- 2002-01-18 CN CNB021090483A patent/CN1172076C/zh not_active Expired - Fee Related
- 2002-12-02 AU AU2002349556A patent/AU2002349556A1/en not_active Abandoned
- 2002-12-02 WO PCT/CN2002/000861 patent/WO2003071095A2/zh not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
WO2003071095A2 (fr) | 2003-08-28 |
CN1362572A (zh) | 2002-08-07 |
AU2002349556A1 (en) | 2003-09-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C06 | Publication | ||
PB01 | Publication | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Jilin Jirui Petroleum Machinery Co., Ltd. Assignor: Wang Yi Contract fulfillment period: 2006.12.15 to 2022.1.17 contract change Contract record no.: 2009220000069 Denomination of invention: Long-stroke pumping machine operating in differential reversing mode Granted publication date: 20041020 License type: Exclusive license Record date: 2009.9.21 |
|
LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2006.12.15 TO 2022.1.17; CHANGE OF CONTRACT Name of requester: JILIN CITY JIRUI PETROLEUM MACHINERY CO., LTD. Effective date: 20090921 |
|
DD01 | Delivery of document by public notice |
Addressee: Wang Yi Document name: Notification to Pay the Fees |
|
DD01 | Delivery of document by public notice |
Addressee: Wang Yi Document name: Notification of Termination of Patent Right |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20041020 Termination date: 20150118 |
|
EXPY | Termination of patent right or utility model |