CN108843279B - Gear type double-well pumping unit - Google Patents
Gear type double-well pumping unit Download PDFInfo
- Publication number
- CN108843279B CN108843279B CN201810878287.6A CN201810878287A CN108843279B CN 108843279 B CN108843279 B CN 108843279B CN 201810878287 A CN201810878287 A CN 201810878287A CN 108843279 B CN108843279 B CN 108843279B
- Authority
- CN
- China
- Prior art keywords
- frame
- rack
- guide rail
- well
- reversing structure
- 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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- 238000005086 pumping Methods 0.000 title claims abstract description 27
- 239000003129 oil well Substances 0.000 claims abstract description 11
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 9
- 239000010959 steel Substances 0.000 claims abstract description 9
- 239000003638 chemical reducing agent Substances 0.000 claims description 10
- 230000005540 biological transmission Effects 0.000 abstract description 6
- 239000003921 oil Substances 0.000 description 10
- 230000033001 locomotion Effects 0.000 description 9
- 229910052761 rare earth metal Inorganic materials 0.000 description 2
- 150000002910 rare earth metals Chemical class 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000005755 formation reaction Methods 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 239000011295 pitch Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/12—Methods or apparatus for controlling the flow of the obtained fluid to or in wells
- E21B43/121—Lifting well fluids
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Transmission Devices (AREA)
Abstract
A reversing structure frame is arranged in a box body of the rack, the reversing structure frame is slidably arranged on a guide rail through guide rail sliding blocks, a rack mounting frame is arranged in the reversing structure frame, guide rail sliding blocks are arranged on two sides of the rack mounting frame, steel wire ropes are arranged on two sides of the reversing structure frame, and the steel wire ropes bypass a roller and are connected with an oil pump of an oil well; the transmission mode that the rack is directly meshed with the gear is adopted, so that the torque is large and the transmission efficiency is high; the stroke of the pumping unit can be conveniently changed by changing the length of the straight rack; the pumping unit can adapt to different well spacing requirements by changing the position of the sliding plate; because the reversing structure frame is used as an intermediate medium, and the guide rail is connected with the guide rail sliding block, when one well stops working, the other well is not influenced, and single well operation can be realized.
Description
Technical Field
The invention relates to the field of pumping units, in particular to a gear type double-well pumping unit.
Background
Well site area is limited due to severe ground conditions such as loess formations, shoals, swamps, etc.; and along with the continuous development of the oil field on the landing site, the encrypted wells are more and more, so that the well spacing is more and more similar, and the cluster well pumping unit is required to be used in the places. Meanwhile, considering the balance problem of the conventional beam pumping unit, the invention provides a design scheme of the gear type double-well pumping unit, so that the gear type double-well pumping unit can be used for exploitation of cluster wells, and can improve efficiency, save energy and reduce consumption.
In the disclosed patent, the vertical ball screw double-well pumping unit converts the rotary motion of a motor into the vertical linear motion of a ball screw; the novel double-chain double-well pumping unit converts the rotary motion of a motor into the up-down linear motion of a pumping rod through a bevel gear and a double chain, thereby realizing the simultaneous oil extraction of double wells; the rare earth permanent magnet gearless synchronous traction double-well pumping unit omits a speed reducing mechanism, and directly uses a rare earth permanent magnet synchronous traction motor to drive a steel wire rope to do forward and reverse movement. The device can be used for cluster well exploitation, has certain energy saving and economic effects, and simultaneously has the problems of high well spacing requirement, poor applicability, incapability of accurately adjusting the balance weight and the like.
Disclosure of Invention
In order to solve the problems, the invention aims to provide the gear type double-well pumping unit which has few transmission links and high transmission efficiency, and can adapt to different well spacing requirements and accurately adjust the balance of the pumping unit.
In order to achieve the above purpose, the technical scheme of the invention is as follows:
the gear type double-well pumping unit comprises a frame 1, a box body 7 is arranged on the frame 1, a reversing structure frame 4 is arranged in the box body 7, the reversing structure frame 4 is slidably arranged on an A guide rail 14a through an A guide rail sliding block 3-1, a rack mounting frame 5 is arranged in the reversing structure frame 4, B guide rail sliding blocks 3-2 are arranged on two sides of the rack mounting frame 5, steel wire ropes 21 are arranged on two sides of the reversing structure frame 4, and the steel wire ropes 21 bypass a roller 6 and are connected with an oil pump of an oil well.
The motor 19 is also arranged on the frame 1, a power output shaft of the motor 19 is connected with the small belt pulley 20, the small belt pulley 20 is connected with the large belt pulley 17 through a belt 18, the large belt pulley 17 is connected with the speed reducer 16 through an output shaft, the brake 15 is arranged on the speed reducer 16, and the large gear 9 and the small gear 11 are respectively arranged on an output shaft 22 of the speed reducer 16; an A straight rack 8a and a B straight rack 8B are arranged in the same vertical plane above the rack mounting frame 5, an A annular rack 10a and a B annular rack 10B are also arranged in the same vertical plane above the rack mounting frame 5, the large gear 9 is respectively meshed with the A straight rack 8a and the B straight rack 8B, and the small gear 11 is respectively meshed with the A annular rack 10a and the B annular rack 10B.
The machine frame 1 is provided with a protection box 25, lubricating oil is filled in the protection box 25, and the gear is meshed with the rack in a splash lubrication mode, and the relative movement between the A guide rail sliding block 3-1 and the A guide rail 14a is lubricated.
The machine frame 1 is provided with a B guide rail 14B, a C guide rail slide block 3-3 matched with the B guide rail 14B is arranged below a slide plate 23, the C guide rail slide block 3-3 is provided with the slide plate 23, and a roller 6 is arranged on the slide plate 23.
A retractable support 24 is arranged between the frame 1 and the sliding plate 23.
The rack mounting frame 5 is internally fixed with a slide way 13, a support frame 12 is mounted on the slide way 13, and the support frame 12, the large gear 9 and the small gear 11 are coaxially mounted.
The invention has the beneficial effects that:
the transmission mode of directly meshing the rack and the gear is adopted, so that the torque is large and the transmission efficiency is high; the stroke of the pumping unit can be conveniently changed by changing the length of the straight rack; the pumping unit can adapt to different well spacing requirements by changing the position of the sliding plate; because the reversing structure frame is used as an intermediate medium, and the guide rail is connected with the guide rail sliding block, when one well stops working, the other well is not influenced, and single well operation can be realized.
Drawings
Fig. 1 is a front view of the structure of the present invention.
Fig. 2 is a top view of the structure of the present invention.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
Referring to fig. 1, a gear type double-well pumping unit comprises a frame 1, wherein a box body 7 is arranged on the frame 1, a reversing structure frame 4 is arranged in the box body 7, the reversing structure frame 4 is slidably arranged on an A guide rail 14a through an A guide rail sliding block 3-1, the reversing structure frame 4 moves left and right on the A guide rail 14a through the A guide rail sliding block 3-1, a rack mounting frame 5 is arranged in the reversing structure frame 4, two sides of the rack mounting frame 5 are provided with B guide rail sliding blocks 3-2, the rack mounting frame 5 moves up and down in the reversing structure frame 4 through the B guide rail sliding blocks 3-2, steel wire ropes 21 are arranged on two sides of the reversing structure frame 4, the steel wire ropes 21 are connected with an oil well pump of an oil well by bypassing a roller 6, and the two wells are realized by the left and right movements of the reversing structure frame 4 in the horizontal direction;
referring to fig. 1 and 2, a motor 19 is further installed on the frame 1, a power output shaft of the motor 19 is connected with a small belt pulley 20, the small belt pulley 20 is connected with a large belt pulley 17 through a belt 18, the large belt pulley 17 is connected with a speed reducer 16 through an output shaft, a brake 15 is installed on the speed reducer 16, and a large gear 9 and a small gear 11 are respectively installed on an output shaft 22 of the speed reducer 16; a straight rack 8a and B straight rack 8B are arranged in the same vertical plane above the rack mounting frame 5, an A annular rack 10a and a B annular rack 10B are also arranged in the same vertical plane above the rack mounting frame 5, a large gear 9 is respectively meshed with the A straight rack 8a and the B straight rack 8B, the left and right movement of the reversing structure frame 4 is realized, a small gear 11 is respectively meshed with the A annular rack 10a and the B annular rack 10B, the up and down movement of the reversing structure frame 4 is realized, and the reversing of the double-well pumping unit is completed.
Referring to fig. 1, a B guide rail 14B is installed on the frame 1, a C guide rail slider 3-3 matched with the B guide rail 14B is installed under a slide plate 23, the slide plate 23 is installed on the C guide rail slider 3-3, a roller 6 is installed on the slide plate 23, and the roller 6 and the slide plate 23 move left and right through the guide rail slider 3-3 and a retractable support 24, so that two oil wells with different well pitches can be simultaneously extracted; when the oil pumping machine works, when the working conditions of the well 1 and the well 2 are different, the work of the oil pumping machine is balanced by using a super-capacitor type power balancing mode.
A slideway 13 is fixed on the rack mounting frame 5, a supporting frame 12 is mounted on the slideway 13, and the supporting frame 12, the large gear 9 and the small gear 11 are coaxially mounted; the support frame 12 slides on the slide way 13, so that the large gear 9, the A straight rack 8a, the B straight rack 8B and the small gear 11 are always meshed with the A annular rack 10a and the B annular rack 10B respectively.
The working principle of the invention is as follows:
when the oil pumping machine works, the motor 19 (taking the anticlockwise rotation of the motor as an example) transmits power to the output shaft 22 through the speed reducer 16, the output shaft 22 transmits the power to the large gear 9 and the small gear 11, the large gear 9 is meshed with the straight rack 8b, the large gear 9 moves leftwards under the meshing drive of the large gear 9, the straight rack 8b is fixed on the rack mounting frame 5, and the rack mounting frame 5 is arranged in the reversing structural frame 4, so that the reversing structural frame 4 is finally driven to move leftwards, the left oil well is lowered, and the right oil well pumps oil.
When the right end of the large gear 9 is meshed with the rightmost end of the straight rack 8b, the annular rack 10a is meshed with the pinion 11, the annular rack is driven by the pinion 11 to move upwards, when the most protruding part of the right end of the annular rack 10a is contacted with the pinion 11, the two parts are positioned at the same height, at the moment, the annular rack 10a is stopped moving instantly without being acted by the acting force of the pinion 11, the reversing structural frame 4 reaches the leftmost end, and oil pumping of the right oil well is finished. At the same time, the rack mounting frame 5 is moved upwards along the reversing frame 4 by the meshing action.
When the pinion 11 is meshed with the lowest end of the annular rack 10a, the large gear 9 is meshed with the straight rack 8, so that oil is pumped from the left oil well, and the right oil well is lowered, and the alternate oil pumping operation of the two wells is completed.
Claims (1)
1. The gear type double-well pumping unit is characterized by comprising a frame (1), wherein a box body (7) is arranged on the frame (1), a reversing structure frame (4) is arranged in the box body (7), the reversing structure frame (4) is slidably arranged on an A guide rail (14 a) through an A guide rail sliding block (3-1), a rack mounting frame (5) is arranged in the reversing structure frame (4), B guide rail sliding blocks (3-2) are arranged on two sides of the rack mounting frame (5), steel wire ropes (21) are arranged on two sides of the reversing structure frame (4), and the steel wire ropes (21) bypass a roller (6) to be connected with an oil pump of an oil well;
a motor (19) is further arranged on the frame (1), a power output shaft of the motor (19) is connected with a small belt pulley (20), the small belt pulley (20) is connected with a large belt pulley (17) through a belt (18), the large belt pulley (17) is connected with a speed reducer (16) through an output shaft, a brake (15) is arranged on the speed reducer (16), and a large gear (9) and a small gear (11) are respectively arranged on an output shaft (22) of the speed reducer (16); an A straight rack (8 a) and a B straight rack (8B) are arranged in the same vertical plane above the rack mounting frame (5), an A annular rack (10 a) and a B annular rack (10B) are also arranged in the same vertical plane above the rack mounting frame (5), a large gear (9) is respectively meshed with the A straight rack (8 a) and the B straight rack (8B), and a small gear (11) is respectively meshed with the A annular rack (10 a) and the B annular rack (10B);
the machine frame is characterized in that a B guide rail (14B) is arranged on the machine frame (1), a C guide rail sliding block (3-3) matched with the B guide rail (14B) is arranged below the sliding plate (23), the sliding plate (23) is arranged on the C guide rail sliding block (3-3), and a roller (6) is arranged on the sliding plate (23);
the rack mounting frame (5) is internally fixed with a slide way (13), a support frame (12) is mounted on the slide way (13), and the support frame (12) is coaxially mounted with the large gear (9) and the small gear (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810878287.6A CN108843279B (en) | 2018-08-03 | 2018-08-03 | Gear type double-well pumping unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810878287.6A CN108843279B (en) | 2018-08-03 | 2018-08-03 | Gear type double-well pumping unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108843279A CN108843279A (en) | 2018-11-20 |
| CN108843279B true CN108843279B (en) | 2024-01-26 |
Family
ID=64192261
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810878287.6A Active CN108843279B (en) | 2018-08-03 | 2018-08-03 | Gear type double-well pumping unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108843279B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110924901A (en) * | 2019-12-06 | 2020-03-27 | 西安石油大学 | Gear rack transmission eccentric wheel type twin-well pumping unit |
Citations (18)
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|---|---|---|---|---|
| CN2169708Y (en) * | 1993-06-11 | 1994-06-22 | 大庆石油学院 | Swing rod wheel double well oil pump |
| CN1159517A (en) * | 1996-03-12 | 1997-09-17 | 陈宗哲 | Planetary oil pump |
| CA2267971A1 (en) * | 1998-04-03 | 1999-10-03 | R & M Energy Systems | Drive head assembly |
| CN2926491Y (en) * | 2006-02-27 | 2007-07-25 | 李延林 | Double-well large-wheeled oil-well pump |
| CN101187304A (en) * | 2007-11-20 | 2008-05-28 | 长庆石油勘探局 | High reliability double well pumping machine |
| CN101191412A (en) * | 2006-11-23 | 2008-06-04 | 马庆囝 | Direct current reversing chain reciprocal reciprocating oil pumping method |
| WO2008071089A1 (en) * | 2006-12-15 | 2008-06-19 | Gangdu Cui | Traction drive double-oilwell pumping unit |
| CN101382057A (en) * | 2007-09-03 | 2009-03-11 | 刘永德 | Non-beam single-frame direct-drive double-head sheave double-well pumping unit |
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| CN103470226A (en) * | 2013-10-10 | 2013-12-25 | 中国石油大学(华东) | Efficient and energy-saving type twin-well pumping unit without walking beam |
| CN203742563U (en) * | 2014-03-17 | 2014-07-30 | 中国石油大学(华东) | Ultra-long-stoke four-chain thickened oil exploitation double-well pumping unit |
| CN203808944U (en) * | 2014-04-02 | 2014-09-03 | 中国石油大学(华东) | Spiral cam type twin-well operation oil pumping unit |
| CN204476368U (en) * | 2014-12-31 | 2015-07-15 | 西安石油大学 | A kind of gear drive blue elephant |
| CN205743849U (en) * | 2016-05-09 | 2016-11-30 | 成都久井抽前瞻科技有限公司 | A kind of horizontal pair of stationary annular rack oil pumping machine |
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-
2018
- 2018-08-03 CN CN201810878287.6A patent/CN108843279B/en active Active
Patent Citations (18)
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| CN2169708Y (en) * | 1993-06-11 | 1994-06-22 | 大庆石油学院 | Swing rod wheel double well oil pump |
| CN1159517A (en) * | 1996-03-12 | 1997-09-17 | 陈宗哲 | Planetary oil pump |
| CA2267971A1 (en) * | 1998-04-03 | 1999-10-03 | R & M Energy Systems | Drive head assembly |
| CN2926491Y (en) * | 2006-02-27 | 2007-07-25 | 李延林 | Double-well large-wheeled oil-well pump |
| CN101191412A (en) * | 2006-11-23 | 2008-06-04 | 马庆囝 | Direct current reversing chain reciprocal reciprocating oil pumping method |
| WO2008071089A1 (en) * | 2006-12-15 | 2008-06-19 | Gangdu Cui | Traction drive double-oilwell pumping unit |
| CN101382057A (en) * | 2007-09-03 | 2009-03-11 | 刘永德 | Non-beam single-frame direct-drive double-head sheave double-well pumping unit |
| CN101187304A (en) * | 2007-11-20 | 2008-05-28 | 长庆石油勘探局 | High reliability double well pumping machine |
| CN201269086Y (en) * | 2009-01-19 | 2009-07-08 | 张希雅 | Reciprocating type oil well ganged oil pumping apparatus |
| CN102134983A (en) * | 2010-01-21 | 2011-07-27 | 陈建武 | Rack-type planet driving linear pumping unit |
| CN201705302U (en) * | 2010-02-04 | 2011-01-12 | 陈建武 | Oil extractor with planetary drive reversing rack |
| CN103470226A (en) * | 2013-10-10 | 2013-12-25 | 中国石油大学(华东) | Efficient and energy-saving type twin-well pumping unit without walking beam |
| CN203742563U (en) * | 2014-03-17 | 2014-07-30 | 中国石油大学(华东) | Ultra-long-stoke four-chain thickened oil exploitation double-well pumping unit |
| CN203808944U (en) * | 2014-04-02 | 2014-09-03 | 中国石油大学(华东) | Spiral cam type twin-well operation oil pumping unit |
| CN204476368U (en) * | 2014-12-31 | 2015-07-15 | 西安石油大学 | A kind of gear drive blue elephant |
| WO2017133061A1 (en) * | 2016-02-02 | 2017-08-10 | 付尤东 | Oil extractor with intelligent integrated transmission |
| CN205743849U (en) * | 2016-05-09 | 2016-11-30 | 成都久井抽前瞻科技有限公司 | A kind of horizontal pair of stationary annular rack oil pumping machine |
| CN107387032A (en) * | 2017-08-24 | 2017-11-24 | 西安石油大学 | A kind of gear type twin-well oil-pumping machine |
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| 长环形齿条抽油机的研制及应用;顾心怿;周焕波;崔焕勇;刘永海;冯正友;;石油机械;第37卷(第05期);第38页-第40页+第101页 * |
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| Publication number | Publication date |
|---|---|
| CN108843279A (en) | 2018-11-20 |
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