CN102926715A - Chain-type oil pumping unit - Google Patents

Chain-type oil pumping unit Download PDF

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Publication number
CN102926715A
CN102926715A CN2012104652768A CN201210465276A CN102926715A CN 102926715 A CN102926715 A CN 102926715A CN 2012104652768 A CN2012104652768 A CN 2012104652768A CN 201210465276 A CN201210465276 A CN 201210465276A CN 102926715 A CN102926715 A CN 102926715A
Authority
CN
China
Prior art keywords
sprocket wheel
chain
frame
pulley
type oil
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.)
Pending
Application number
CN2012104652768A
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Chinese (zh)
Inventor
李茂枝
张金胜
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.)
WEIFANG TIANXIN RADIATOR CO Ltd
Original Assignee
WEIFANG TIANXIN RADIATOR 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 WEIFANG TIANXIN RADIATOR CO Ltd filed Critical WEIFANG TIANXIN RADIATOR CO Ltd
Priority to CN2012104652768A priority Critical patent/CN102926715A/en
Publication of CN102926715A publication Critical patent/CN102926715A/en
Pending legal-status Critical Current

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Abstract

The invention discloses a chain-type oil pumping unit. The chain-type oil pumping unit comprises a base, wherein a rack is arranged on the base; a pulley is mounted on the top of the rack; a steel wire rope is wound on the pulley; a balancing device is mounted in the middle of the rack; one end of the steel wire rope is fixedly connected with the balancing device, and the other end of the steel wire rope bypasses the pulley to be connected with an oil lifting rod; and the balancing device is connected with a power drive device by transmission of a chain. The chain-type oil pumping unit provided by the invention adopts a movable pulley principle which is as follows: a sliding chain wheel is arranged inside a balancing box body, so that the chain wheel can slide vertically along the direction a slideway under the action of tensile force of the chain, so that lifting force for lifting crude oil with the same weight can be reduced by 50%, further, power of a motor can be accordingly greatly reduced, and electrical energy can be saved.

Description

Chain type oil pump
Technical field
The present invention relates to petroleum machinery, relate to specifically chain type oil pump.
Background technology
The exploitation of offshore oil natural gas, later stage of Oil/gas Well exploitation particularly, the oil recovery machiner that is applicable to ocean platform has been proposed Secretary, at present, offshore oil production machinery is mainly screw pump, electric submersible pump etc., because also there are problem separately in screw pump, electric submersible pump self in the practical application.
And land is most widely used and ripe pumping unit---reciprocating beam-pumping unit, such as beam pumping unit, various vertical oil-pumping machine, and supporting oil well pump with it, with its reliability, compliance, be used widely.But owing to be subject to the restriction of ocean platform bulk, all-in-one-piece oil pumper inconvenience is installed at marine drilling platform, has brought inconvenience for the production of oil, and, the sliding-frictional resistance impact of crossbeam and slide block or other sliding apparatus is received in reciprocating type oil pumping, and power consumption is very large.
It is 200410023947.0 that China national Department of Intellectual Property discloses the patent No., name is called pulley type flexible driving pumping unit, its technical scheme is pulley type flexible driving pumping unit, by base, frame, switched reluctance motor, cylinder, reel, reducer, brake gear, fixed pulley, movable pulley, balance weight, flexible strand or flexible-belt form, base, frame is rectangle, frame vertically stand in base an end above, the top of frame is provided with platform, be provided with switched reluctance motor from the platform left side to the right by order, reel and cylinder, inboard in the frame bottom, be provided with a fixed pulley, in frame, be provided with tandem-driving bogie, tandem-driving bogie is provided with up and down a movable pulley separately, upper balance weight links to each other with flexible-belt on the cylinder, upper movable pulley is fixed on flexible strand and reel winding on the frame by an end, after twining a few, walk around in turn fixed pulley, walk around again the lower movable pulley on the tandem-driving bogie, be fixed on the lower end of frame, by flexible strand with switched reluctance motor, reel, cylinder, flexible-belt, tandem-driving bogie, movable pulley, fixed pulley organically is combined into one, the other end of the flexible-belt on the cylinder is connected one again with polished rod, just consists of a complete pulley type flexible driving pumping unit.
This pulley type flexible driving pumping unit has the following advantages: 1, simple in structure, reasonable in design, whole is skid-mounted, transportation, easy for installation, and Installation and Debugging speed is fast, adapts to the situation of oil field rolling development.2, utilize reel, cylinder to move the Binding change trimming moment between fixed pulley and the balance weight, Pumping Unit is oversimplified.3, save steel, saving electric energy.
The frame of this pulley type flexible driving pumping unit is monolithic construction, be connected with rotating shaft between frame and the base, fix with bolt, frame can be stood and can crouch, this kind structure is fit to have on the ground under the wide operating environment space install, in the narrow and small environment, all-in-one-piece frame is inconvenient to install, in installation process on ocean platform, need powerful crane gear to lift, increased cost of production, the transport space that all-in-one-piece frame takies is larger, has increased cost of transportation.
Summary of the invention
The problem to be solved in the present invention provides convenient on offshore platform or the equal spendable chain type oil pump in land, and this oil pumper is convenient to be installed, and cost of transportation is low.
In order to address the above problem, the present invention by the following technical solutions:
Chain type oil pump, comprise base, described base is provided with frame, the top of described frame is equipped with pulley, be wound with wire rope at pulley, the centre position of described frame is equipped with bascule, and an end of described wire rope is fixedly connected with bascule, the other end is walked around pulley and is connected with and carries beam hanger, and described bascule is connected with Power Drive Unit by chain drive.
Below be the present invention to the further optimization of such scheme:
Described frame is split-type structural, and the split of frame arranges convenient the installation and transportation, particularly at offshore platform, under the less area environment.
 
Further optimize: bascule comprises the balance box that can slide up and down along frame, and the second sprocket wheel and the 3rd sprocket wheel are installed in the described balance box, the second sprocket wheel and the 3rd sprocket wheel be arrange up and down and the two relative position motionless; Described the 3rd sprocket wheel bottom is fixedly connected with balancing weight.
Further optimize: Power Drive Unit comprises motor and the reduction box that is installed on the base, and described motor is connected with belt with described reduction box, is connected with the first sprocket wheel by shaft coupling on the described reduction box.
Further optimize: the upper end of described frame is equipped with the 4th sprocket wheel, between described the 3rd sprocket wheel, the first sprocket wheel, the 4th sprocket wheel, the second sprocket wheel successively by chain drive, be fixed on the bottom of frame after a wherein end of described chain and the 3rd sprocket wheel interlock, be fixed on the top of frame after the other end and the second sprocket wheel interlock.
Further optimize: the top of described frame also is provided with inspection platform and the cat ladder that is connected with described inspection platform, is provided with guardrail around the inspection platform.
During work, motor rotates along contrary pin direction first, drives the same direction of reductor and rotates, and chain drives balance box and moves up under the effect of the first sprocket wheel, and the pulley clockwise direction rotates, and will carry beam hanger and deliver to the down-hole.After beam hanger arrival assigned address was carried in arrival, the clockwise backward rotation of motor drove the same direction of reductor and rotates, chain drives balance box and moves down under the effect of the first sprocket wheel, and pulley counterclockwise rotates, to carry beam hanger and mention ground from the down-hole, thereby finish the primary oil recovery process.
The present invention has adopted the movable pulley principle, at the tandem-driving bogie box house slip sprocket wheel has been installed, be that sprocket wheel can be under the chain pull effect, slide up and down along the slideway direction, so that promote the crude oil of same weight, lifting force alleviates half, significantly reduces thereby motor power (output) is corresponding, reaches the purpose of saves energy.
The invention will be further described below in conjunction with the drawings and specific embodiments:
Description of drawings
Accompanying drawing 1 is the structural representation of the embodiment of the invention;
Accompanying drawing 2 is the lateral view of accompanying drawing 1;
Accompanying drawing 3 is the structural representation of embodiment of the invention medium power drive unit.
Among the figure: the 1-base; The 2-balance box; The 3-motor; The 4-reduction box; 5-the first sprocket wheel; The 6-chain; 7-the second sprocket wheel 8-the 3rd sprocket wheel; The 9-balancing weight; The 10-pulley; The 11-wire rope; 12-carries beam hanger; The 13-guardrail; The 14-frame; The 15-cat ladder; 16-the 4th sprocket wheel; The 17-inspection platform.
The specific embodiment
Embodiment, such as Fig. 1, Fig. 2, shown in Figure 3, chain type oil pump comprises base 1, and described base 1 is provided with frame 14, and described frame 14 is split-type structural, the section steel manufactures such as channel-section steel or angle steel, each several part is bolted together.
The split of frame arranges convenient the installation and transportation, particularly at offshore platform, under the less area environment.
The top of described frame 14 is equipped with pulley 10, be wound with wire rope 11 at pulley 10, the centre position of described frame 14 is equipped with bascule, one end of described wire rope 11 is fixedly connected with bascule, the other end is walked around pulley 10 and is connected with and carries beam hanger 12, and described bascule is connected by chain drive with Power Drive Unit.
Bascule comprises the balance box 2 that can slide up and down along frame 14, the second sprocket wheel 7 and the 3rd sprocket wheel 8 are installed in the described balance box 2, the second sprocket wheel 7 and the 3rd sprocket wheel 8 are up and down to be arranged, the position is relatively fixing between the second sprocket wheel 7, the 3rd sprocket wheel 8, be that the two can move up and down along the slideway that is arranged on frame 14 inside simultaneously, two finger relative positions are motionless; Described the 3rd sprocket wheel 8 bottoms are fixedly connected with balancing weight 9, with the second sprocket wheel 7 and the 3rd sprocket wheel 8 common Compositional balance devices.
Power Drive Unit comprises motor 3 and the reduction box 4 that is installed on the base 1, and described motor 3 is connected with described reduction box 4 usefulness belts, is connected with the first sprocket wheel 5 by shaft coupling on the described reduction box 4;
The upper end of described frame 14 is equipped with the 4th sprocket wheel 16, pass through successively chain 6 transmissions between described the 3rd sprocket wheel 8, the first sprocket wheel 5, the 4th sprocket wheel 16, the second sprocket wheel 7, be fixed on the bottom of frame 14 after a wherein end of described chain 6 and 8 interlocks of the 3rd sprocket wheel, be fixed on the top of frame 14 after the other end and 7 interlocks of the second sprocket wheel.
The top of described frame 14 also is provided with inspection platform 17 and the cat ladder 15 that is connected with described inspection platform 17.Be provided with guardrail 13 around the inspection platform 17.
During work, motor 3 rotates along contrary pin direction first, drives reductor 4 same directions and rotates, and chain 6 drives balance box 2 and moves up under the effect of the first sprocket wheel 5, and pulley 10 clockwise directions rotate, and will carry beam hanger 12 and deliver to the down-hole.After beam hanger 12 arrival assigned addresses are carried in arrival, motor 3 clockwise backward rotation, driving reductor 4 same directions rotates, chain 6 is under the effect of the first sprocket wheel 5, driving balance box 2 moves down, pulley 10 counterclockwise rotates, and will carry beam hanger 12 and mention ground from the down-hole, thereby finish the primary oil recovery process.

Claims (6)

1. chain type oil pump comprises base (1), and described base (1) is provided with frame (14), it is characterized in that:
The top of described frame (14) is equipped with pulley (10), be wound with wire rope (11) at pulley (10), the centre position of described frame (14) is equipped with bascule, one end of described wire rope (11) is fixedly connected with bascule, the other end is walked around pulley (10) and is connected with and carries beam hanger (12), and described bascule is connected with Power Drive Unit by chain drive.
2. chain type oil pump according to claim 1 is characterized in that: described frame (14) is split-type structural.
3. chain type oil pump according to claim 1 and 2 is characterized in that:
Bascule comprises the balance box (2) that can slide up and down along frame (14), the second sprocket wheel (7) and the 3rd sprocket wheel (8) are installed in the described balance box (2), the second sprocket wheel (7) and the 3rd sprocket wheel (8) be up and down arrange and the two relative position motionless; Described the 3rd sprocket wheel (8) bottom is fixedly connected with balancing weight (9).
4. chain type oil pump according to claim 3 is characterized in that:
Power Drive Unit comprises motor (3) and the reduction box (4) that is installed on the base (1), and described motor (3) is connected with belt with described reduction box (4), and described reduction box (4) is upper to be connected with the first sprocket wheel (5) by shaft coupling.
5. chain type oil pump according to claim 4 is characterized in that:
The upper end of described frame (14) is equipped with the 4th sprocket wheel (16), pass through successively chain (6) transmission between described the 3rd sprocket wheel (8), the first sprocket wheel (5), the 4th sprocket wheel (16), the second sprocket wheel (7), be fixed on the bottom of frame (14) after a wherein end of described chain (6) and the 3rd sprocket wheel (8) interlock, be fixed on the top of frame (14) after the other end and the second sprocket wheel (7) interlock.
6. chain type oil pump according to claim 5 is characterized in that:
The top of described frame (14) also is provided with inspection platform (17) and the cat ladder (15) that is connected with described inspection platform (17), is provided with guardrail (13) around the inspection platform (17).
CN2012104652768A 2012-11-19 2012-11-19 Chain-type oil pumping unit Pending CN102926715A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
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Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2012104652768A CN102926715A (en) 2012-11-19 2012-11-19 Chain-type oil pumping unit

Publications (1)

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CN102926715A true CN102926715A (en) 2013-02-13

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105672951A (en) * 2016-03-31 2016-06-15 李茂榕 Oil extractor of non-revolving chain wheel and chain self-lubricating system

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2554348Y (en) * 2002-07-02 2003-06-04 陈宗武 Head sheave type long-stroke beam-pumping unit
CN1563716A (en) * 2004-04-21 2005-01-12 王百海 Pulley type flexible driving pumping unit
CN201071797Y (en) * 2006-12-04 2008-06-11 田立柱 Split type magnetic straight line oil pumping machine for oil field
CN201661278U (en) * 2010-02-04 2010-12-01 胜利油田孚瑞特石油装备有限责任公司 Chain drive system of chain type pumping unit
CN102155189A (en) * 2011-04-26 2011-08-17 李海春 Balancing torque converting device for beam-pumping unit
CN202152669U (en) * 2011-06-30 2012-02-29 中国石油天然气集团公司 Direct-drive drum full-balanced pumping unit
CN202628044U (en) * 2012-06-18 2012-12-26 潍坊天信散热器有限公司 Oil pumping unit for ocean platform
CN202970638U (en) * 2012-11-19 2013-06-05 潍坊天信散热器有限公司 Chain type oil sucking machine

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2554348Y (en) * 2002-07-02 2003-06-04 陈宗武 Head sheave type long-stroke beam-pumping unit
CN1563716A (en) * 2004-04-21 2005-01-12 王百海 Pulley type flexible driving pumping unit
CN201071797Y (en) * 2006-12-04 2008-06-11 田立柱 Split type magnetic straight line oil pumping machine for oil field
CN201661278U (en) * 2010-02-04 2010-12-01 胜利油田孚瑞特石油装备有限责任公司 Chain drive system of chain type pumping unit
CN102155189A (en) * 2011-04-26 2011-08-17 李海春 Balancing torque converting device for beam-pumping unit
CN202152669U (en) * 2011-06-30 2012-02-29 中国石油天然气集团公司 Direct-drive drum full-balanced pumping unit
CN202628044U (en) * 2012-06-18 2012-12-26 潍坊天信散热器有限公司 Oil pumping unit for ocean platform
CN202970638U (en) * 2012-11-19 2013-06-05 潍坊天信散热器有限公司 Chain type oil sucking machine

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105672951A (en) * 2016-03-31 2016-06-15 李茂榕 Oil extractor of non-revolving chain wheel and chain self-lubricating system

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Application publication date: 20130213

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