CN202280452U - Two-well oil pumping unit - Google Patents

Two-well oil pumping unit Download PDF

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Publication number
CN202280452U
CN202280452U CN2011204373154U CN201120437315U CN202280452U CN 202280452 U CN202280452 U CN 202280452U CN 2011204373154 U CN2011204373154 U CN 2011204373154U CN 201120437315 U CN201120437315 U CN 201120437315U CN 202280452 U CN202280452 U CN 202280452U
Authority
CN
China
Prior art keywords
machine
well oil
well
flexible strand
crank
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
Application number
CN2011204373154U
Other languages
Chinese (zh)
Inventor
王岩楼
张传绪
杨春宇
孙先杰
孙成岩
吴建成
宋胜刚
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Petrochina Co Ltd
Daqing Oilfield Co Ltd
China Petroleum and Natural Gas Co Ltd
Original Assignee
Daqing Oilfield Co Ltd
China Petroleum and Natural Gas Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Daqing Oilfield Co Ltd, China Petroleum and Natural Gas Co Ltd filed Critical Daqing Oilfield Co Ltd
Priority to CN2011204373154U priority Critical patent/CN202280452U/en
Application granted granted Critical
Publication of CN202280452U publication Critical patent/CN202280452U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model relates to a two-well oil pumping unit in oil production. The two-well oil pumping unit aims to reduce amount of consumed steel and facilitate maintenance and well repairing operation. The two-well oil pumping unit comprises guiding wheels, flexible ropes, brackets and a driving device. The guiding wheels are fixed at the upper end of the brackets. The brackets are symmetrically equipped relative to the driving device. One end of each flexible rope is wound on the guiding wheel at the bracket end and is connected with a corresponding sucker rod column, and the other end is connected with the driving device. The two-well oil pumping unit has the following advantages: small size, convenient maintenance and convenient well repairing operation.

Description

One machine twin-well oil-pumping machine
Technical field
The utility model relates to petroleum beam-pumping unit, a particularly a kind of machine twin-well oil-pumping machine.
Background technology
Receive factor affecting such as investment, environment, platform cluster wells production technology progressively receives people's favor.But at present also in a well one machine mode of beam pumping unit that follows conventional lines always, investment is high, energy consumption is high aspect artificial lift.In order to cut down the consumption of energy, make full use of the little characteristics of cluster well well spacing, also useful 1 motor drags 2 mouthfuls of adjacent forms that oil well recovers the oil simultaneously on the oil field; But the twin-well machine of The field adopts pylon structure more; Rolled steel dosage is big, and fuselage is high, and maintaining and workover treatment are inconvenient.
The utility model content
In order to reduce rolled steel dosage, maintain easily maintenance and workover treatment simultaneously, the utility model provides an a kind of machine twin-well oil-pumping machine.It is little that this machine twin-well oil-pumping machine has a type, is convenient to safeguard, workover treatment characteristics easily.
The technical scheme of the utility model is: an a kind of machine twin-well oil-pumping machine; Comprise directive wheel, flexible strand, support and drive unit; The upper end stator wheel of support, wherein, described support is symmetrical set with respect to drive unit; And described flexible strand one end is walked around the directive wheel of support upper end and is linked to each other with corresponding rod string, and the other end is connected with drive unit.
Described drive unit comprises the cylinder that is driven through reducer by forward and reverse electric rotating machine, and an end of above-mentioned flexible strand is wrapped on the cylinder.
Described drive unit comprises the crank that is driven through reducer by forward and reverse electric rotating machine, and an end of above-mentioned flexible strand lies in the end of above-mentioned crank.
2 flexible strand winding directions on the said cylinder are opposite; Described lie in crank on 2 flexible strand become 180o to distribute when the dead-centre position.
Fixedly hinge wheel is installed on the crank axle of above-mentioned crank, and hinge wheel is through chain traction minor sprocket, stable equilibrium piece on the chainlet wheel shaft.
The beneficial effect of the utility model is: this machine twin-well oil-pumping machine is through the forward and reverse rotation of cylinder; Or through the crank rotation; The roofbolt that makes a motor drive adjacent two mouthfuls of wells simultaneously pumps, and whole model structure dwindles, and effectively overcomes or avoids rolled steel dosage big; Fuselage is high, the deficiency that maintaining and workover treatment are inconvenient; Adopt a machine twin-well oil-pumping machine to reduce investment outlay simultaneously, cut down the consumption of energy,, can reduce the fluctuating range of reducer output torque, further reduce installed power through adopting secondary balancing mechanism.
Description of drawings
Fig. 1 is the structural representation of the utility model embodiment one;
Fig. 2 is the vertical view of Fig. 1;
Fig. 3 is the structural representation of the utility model embodiment two;
Fig. 4 is the vertical view of Fig. 3.
1-directive wheel among the figure, 2-flexible strand, 3-support, the forward and reverse electric rotating machine of 4-, 5 brakes; The 6-reducer, 7-shaft coupling, 8-cylinder, 9-drum shaft bearing, 10-seat; 11-guide wheel shaft bearing, 12-crank axle bearing, 13-hinge wheel, 14-crank, 15-master's balance weight; 16-fixed pulley axis bearing, 17-fixed pulley, 18-secondary balancing piece, 19-minor sprocket, 20-minor sprocket bearing support.
The specific embodiment
Be described further this use is novel below in conjunction with accompanying drawing:
To shown in Figure 4, this machine twin-well oil-pumping machine comprises two embodiment by Fig. 1.
Embodiment one: like Fig. 1 and shown in Figure 2; Comprise directive wheel 1, flexible strand 2, support 3, forward and reverse electric rotating machine 4, brake 5, reducer 6, shaft coupling 7, cylinder 8, drum shaft bearing 9, base 10; Described forward and reverse electric rotating machine 4, reducer 6, cylinder 8, support 3 are installed on the base 10; The driving shaft of cylinder 8 is connected with reducer 6 through shaft coupling 7, and the driving shaft of reducer 6 is connected with forward and reverse electric rotating machine 4, is provided with brake 5 between reducer 6 and the forward and reverse electric rotating machine 4; In addition, the improvements of this machine twin-well oil-pumping machine are that above-mentioned support 3 relative cylinders 8 are symmetrical set; The upper end of two stands 3 is respectively through guide wheel shaft bearing 11 stator wheels 1; And directive wheel 1 is positioned at the well head top, and said two flexible strand 2-end is wound on the cylinder 8, and the directive wheel 1 that the other end is walked around two stands 3 upper ends respectively links to each other with the rod string of respective side; And 2 flexible strand 2 winding directions on the cylinder 8 are opposite; Forward and reverse electric rotating machine 4 adopts the rotating method of operation, drives adjacent two mouthfuls of well rod strings and pumps, and utilizes each well rod string balance each other.Between 10 two mouthfuls of wells of oil pumping unit base, make that 2 flexible strand 2 on the cylinder are corresponding up and down with 2 well head lines of centres during installation.This machine twin-well oil-pumping machine is fit to the long stroke low jig frequency.
Embodiment two: like Fig. 3 and shown in Figure 4; Comprise directive wheel 1, flexible strand 2, support 3, forward and reverse electric rotating machine 4, brake 5, reducer 6, crank axle bearing 12, hinge wheel 13, crank 14, main balance weight 15, fixed pulley axis bearing 16 and fixed pulley 17, secondary balancing piece 18, minor sprocket 19 and minor sprocket bearing support 20, base 10; Described forward and reverse electric rotating machine 4, support 3, reducer 6, crank axle bearing 12, fixed pulley axis bearing 16, minor sprocket bearing support 20 all are installed on the base 10; Fixed crank 14 on the crank axle bearing 12; Fixed pulley axis bearing 16 is fixed pulley 17 fixedly; Fixing minor sprocket 19 on the minor sprocket bearing support 20, the driving shaft of described forward and reverse electric rotating machine 4 is connection reducer 6 and crank axle successively, fixing hinge wheel 13 on the crank axle; Fixing main balance weight 15 of crank axle head and crank 14, forward and reverse electric rotating machine 4 is provided with brake 5 with reducer 6; In addition, the improvements of this machine twin-well oil-pumping machine are that the fixed pulley 17 and the support 3 that are supported by fixed pulley axis bearing 16 all are symmetrical set with respect to crank axle.The upper end fixed guide wheel bearing seat 11 of said support 3; Guide wheel shaft bearing 11 stator wheels 1; And be located at the top of well head; Described flexible strand 2 one ends lie in the end of above-mentioned crank 14, and the other end walks around above-mentioned fixed pulley 17 successively and directive wheel 1 links to each other with the rod string of respective side.Forward and reverse electric rotating machine 4 drives reducer 6 and crank 14 rotations successively; Crank 14 drives rod string through flexible strand 2 and pumps; Simultaneously; Hinge wheel 13 on the crank axle drives secondary balancing piece 18 through chain traction minor sprocket 19 and rotates, and adopts secondary balancing piece 18, and crank axle output torque fluctuating range is reduced.2 flexible strand 2 that oil pumping machine crank connects; Through the guiding of fixed pulley 17, when the dead-centre position, 2 one-tenth 180o of 2 flexible strand are distributed; Utilize two mouthfuls of well rod strings balance each other; When a bite well is shut down, make another mouthful oil well continue ordinary production through main balance weight, this embodiment is fit to the high jig frequency of short stroke.
This machine twin-well oil-pumping machine is through the forward and reverse rotation of cylinder; Or through the crank rotation; The roofbolt that makes an oil pumper drive adjacent two mouthfuls of wells simultaneously pumps, and type is dwindled, and overcomes effectively or avoids rolled steel dosage big; Fuselage is high, the deficiency that maintaining and workover treatment are inconvenient; Adopt a machine twin-well oil-pumping machine to reduce investment outlay simultaneously, cut down the consumption of energy,, can reduce the fluctuating range of reducer output torque, further reduce installed power through adopting secondary balancing mechanism.

Claims (6)

1. machine twin-well oil-pumping machine; Comprise directive wheel (1), flexible strand (2), support (3) and drive unit; The upper end stator wheel (1) of support (3); It is characterized in that: described support (3) is symmetrical set with respect to drive unit, and described flexible strand (2) one ends are walked around the directive wheel (1) of support (3) upper end and linked to each other with corresponding rod string, and the other end is connected with drive unit.
2. a machine twin-well oil-pumping machine according to claim 1; It is characterized in that: described drive unit comprises the cylinder (8) that is driven through reducer (6) by forward and reverse electric rotating machine (4), and an end of above-mentioned flexible strand (2) is wrapped on the cylinder (8).
3. a machine twin-well oil-pumping machine according to claim 1 is characterized in that: described drive unit comprises the crank (14) that is driven through reducer (6) by motor (4), and an end of above-mentioned flexible strand (2) lies in the end of above-mentioned crank (14).
4. a machine twin-well oil-pumping machine according to claim 2 is characterized in that: 2 flexible strand (2) winding direction on the said cylinder (8) is opposite.
5. a machine twin-well oil-pumping machine according to claim 3 is characterized in that: described above-mentioned crank (14) 2 flexible strand in end (2) that lie in become 180o to distribute when the dead-centre position.
6. according to the described machine twin-well oil-pumping machine of claim 3, it is characterized in that: fixedly hinge wheel (13) is installed on the crank axle of above-mentioned crank (14), and hinge wheel (13) is through chain traction minor sprocket (19), stable equilibrium piece (18) on the chainlet wheel shaft.
CN2011204373154U 2011-11-08 2011-11-08 Two-well oil pumping unit Expired - Fee Related CN202280452U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011204373154U CN202280452U (en) 2011-11-08 2011-11-08 Two-well oil pumping unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011204373154U CN202280452U (en) 2011-11-08 2011-11-08 Two-well oil pumping unit

Publications (1)

Publication Number Publication Date
CN202280452U true CN202280452U (en) 2012-06-20

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN2011204373154U Expired - Fee Related CN202280452U (en) 2011-11-08 2011-11-08 Two-well oil pumping unit

Country Status (1)

Country Link
CN (1) CN202280452U (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103573225A (en) * 2013-10-29 2014-02-12 毛国武 Energy-saving pumping unit with pumping rods reciprocating through rotation of crankshafts and wire winding rope and ring
CN103590787A (en) * 2013-10-24 2014-02-19 刘定现 Zero-impact total-balance duplex energy-saving oil pumping unit
CN105804703A (en) * 2016-05-16 2016-07-27 大庆油田有限责任公司采油工程研究院 Single-machine dual-well oil pumping mechanism
CN106869868A (en) * 2017-03-29 2017-06-20 毛国武 Both arms shake line makees well bar and moves back and forth energy-saving pumping unit

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103590787A (en) * 2013-10-24 2014-02-19 刘定现 Zero-impact total-balance duplex energy-saving oil pumping unit
CN103590787B (en) * 2013-10-24 2016-04-20 刘定现 A kind of zero impacts the compound energy-saving pumping unit of full balance
CN103573225A (en) * 2013-10-29 2014-02-12 毛国武 Energy-saving pumping unit with pumping rods reciprocating through rotation of crankshafts and wire winding rope and ring
CN103573225B (en) * 2013-10-29 2016-08-17 毛国武 Bent axle rotates coiling and makees well bar reciprocating motion energy-saving pumping unit
CN105804703A (en) * 2016-05-16 2016-07-27 大庆油田有限责任公司采油工程研究院 Single-machine dual-well oil pumping mechanism
CN106869868A (en) * 2017-03-29 2017-06-20 毛国武 Both arms shake line makees well bar and moves back and forth energy-saving pumping unit

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Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20120620

Termination date: 20171108