CN101476454B - Double-well sharing oil pumping machine - Google Patents

Double-well sharing oil pumping machine Download PDF

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Publication number
CN101476454B
CN101476454B CN200910036665.7A CN200910036665A CN101476454B CN 101476454 B CN101476454 B CN 101476454B CN 200910036665 A CN200910036665 A CN 200910036665A CN 101476454 B CN101476454 B CN 101476454B
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arm
oil pumping
double
fuselage
pumping machine
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Expired - Fee Related
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CN200910036665.7A
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CN101476454A (en
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余炜彬
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Abstract

The invention relates to a double-well shared oil extractor, which is characterized by comprising an extractor body (1) and a supporting mechanism (2); the inside of the extractor body (1) is provided with an underframe (4), a face rack (5) and a bracket (6); the underframe (4) is provided with a motor (7), a coupler (8), a speed reducer (10) and a vertical shaft (11); the motor (7) is connected with the speed reducer (10) through the coupler (8); the speed reducer (10) is connected with the vertical shaft (11) through conical gears (11b, 11c); the vertical shaft (11) is provided with a rotating arm (13) which is connected with a rocking arm (15) through a plunger pin (14); the top end of the rocking arm (15) is connected with a balance beam (16); two ends of the balance beam (16) are provided with steel wire ropes (17a, 17b) respectively; the steel wire rope (17a) is connected with a left oil extracting lever (18a) through a left pulley (3a); and the steel wire rope (17b) is connected with a right oil extracting lever (18b) through a right pulley (3b). The double-well shared oil extractor can save 15 to 20 percent of electricity quantity, and has the characteristics of high oil extracting efficiency, long service life and convenient maintenance.

Description

A kind of double-well sharing oil pumping machine
Technical field
The present invention relates to the oil pumping machinery using in a kind of oil field, particularly relate to a kind of double-well sharing oil pumping machine.Belong to OFME technical field.
Background technology
Oil pumper is a large amount of oil pumping machinery using in oil field.At present, the artificially lifted well over 90% uses beam pumping unit, and remaining is all for various reasons and the place that can not use beam pumping unit that as residential block, offshore platform and inclined shaft etc. is just used gaslift, jet pump and electric submersible pump.The main flow equipment in oil field remains beam pumping unit both at home and abroad at present, there is following shortcoming in this machine: (1) traditional beam pumping unit adopts the corresponding oil well of a unit, often there are a plurality of oil wells in an oil field, the beam type oil rig ground installation of pumping with machine one well is naturally also just many, has the shortcoming that oil recovery efficiency is low.(2) traditional beam pumping unit must arrange the counterweight that weight is enough and satisfies the demand for laborsaving; So just expend great deal of steel, caused the waste of energy consumption, thereby increased cost for oil production.(3) traditional beam pumping unit floor space is large, simultaneously because machine is exposed in environment, is easily subject to the boisterous impacts such as sleet, sand and dust, and greatly reduced its application life, is also unfavorable for management simultaneously.In prior art, also there is some chain types, fluid pressure type twin-well oil-pumping machine, can to two mouthfuls of wells, carry out rotation oil pumping simultaneously, but all had the large and complex structure of power consumption, shortcoming that floor space is large, be unfavorable for large-scale popularization.
Summary of the invention
Object of the present invention, in order to overcome traditional beam pumping unit, to have that floor space is large, efficiency is low, energy consumption is high, be easily influenced by the adverse circumstances and reduction of service life, be unfavorable for the shortcoming of maintenance and management, a kind of double-well sharing oil pumping machine is provided, it can pump to two oil wells simultaneously, have simple in structure, floor space is little, oil recovery efficiency is high, energy consumption is low, long service life and be convenient to the feature of maintenance and management.
Object of the present invention can reach by following technical solution:
A double-well sharing oil pumping machine, its design feature is: it comprises fuselage and supporting mechanism; In fuselage, be provided with underframe, face frame and bracket, underframe is provided with motor, shaft coupling, reducer and vertical axis, and motor is connected with reducer by shaft coupling, and reducer is connected with vertical axis by two bevel gears; The upper end of vertical axis is provided with pivoted arm, pivoted arm is connected with the rocking arm being bearing on bracket by pin; the top of rocking arm is stretched out fuselage and is fixedly connected with equalizer bar; the left and right two ends of equalizer bar are respectively provided with wire rope; the wire rope of left end is connected with left oil pumping thick stick by left chain wheel, and the wire rope of right-hand member is connected with right oil pumping thick stick by right pulley.
Object of the present invention can also reach by following technical solution:
A kind of embodiment of the present invention is: supporting mechanism can be positioned at the both sides of fuselage and be fixedly connected with respectively with left and right two pulleys, and reducer can be with flywheel, and pivoted arm is located on face frame and is positioned at bracket inside; Described wire rope can consist of more than one or two wire rope respectively.
A kind of embodiment of the present invention is: described supporting mechanism can consist of a support, left arm and right arm, support is arranged on the top of fuselage, two of support is respectively equipped with left arm, right arm, on left arm, right arm, is respectively equipped with left chain wheel, right pulley.
A kind of embodiment of the present invention is: two of described support can be respectively with left arm, right arm is adjustable is connected; The top of described support is provided with top cover.
A kind of embodiment of the present invention is: described supporting mechanism can consist of left suspension bracket and right suspension bracket, and left suspension bracket, right suspension bracket are separately positioned on the both sides of fuselage, and on the top of left suspension bracket, right suspension bracket, correspondence arranges left chain wheel, right pulley respectively.
A kind of embodiment of the present invention is: the top of described fuselage can be provided with the top cover of a center band through hole, and rocking arm upwards passes through the through hole on top cover.
A kind of embodiment of the present invention is: described fuselage can be cylindroid cylinder or cylindrical drum.
A kind of embodiment of the present invention is: described vertical axis can be arranged on the center of underframe, along supporting lower bearing, two bevel gears, the upper bearing (metal) of being provided with successively in the direction from the bottom to top of vertical axis.
A kind of embodiment of the present invention is: on described pivoted arm, can be provided with a groove, one of pin is provided with screw thread, and its threaded one end is fixed in the groove of pivoted arm by a nut.
A kind of embodiment of the present invention is: the whole center of gravity of described rocking arm can be positioned on fulcrum, part more than fulcrum is for long and narrow, and the part below fulcrum is for short and wide, and its bottom is provided with it supporting transmission beam, transmission beam is provided with a groove, is provided with a steel bushing that entangles pin in groove.
When pivoted arm rotates, in the groove of pin transmission beam bottom rocking arm together with steel bushing, move, rocking arm is vacillated now to the left, now to the right, make rocking arm drive left and right two sucker rods to pump, reach the object of oil pumping.
The invention has the beneficial effects as follows:
1, the plant equipment of two kinds of sucker rods oil pumping of the present invention is all to utilize those oil wells the Oilfield Operation District in and between oil well, is not together with far this advantage contacts two oil wells, simultaneously the effective underground oil of extraction.Can make two sucker rods in oil well connect together on the one hand, oil rig does not just need need to have the counterweight of enough weight to carry out balance as traditional beam pumping unit, can effectively to two oil wells, pump with a unit again on the other hand simultaneously, therefore not only with counterweight but also the beam pumping unit that can only pump to an oil well with a unit, compared with two, within the identical time, obtain identical output, have the advantages that oil recovery efficiency is high.
2, the plant equipment of two kinds of sucker rods oil pumping of the present invention is all to drive the oil well pump in two oil wells to carry out work with a unit, so as long as degree of depth of two oil wells, verticality, the infiltration capacity of downhole petroleum, viscosity, the gentle ratios in oil of water etc. are identical or approaching, and oil pumper just can effectively move, can save 15% to 20% electric weight, be conducive to reduce energy consumption.
3, the plant equipment of two kinds of sucker rods oil pumping of the present invention because of its unit be an integral body from the bottom to top, and be assembled in a machine room, so compared with traditional beam pumping unit, simple in structure, floor space is little, can avoid to a certain extent sleet, sand and dust etc. cause bad impact to unit, can avoid to a certain extent the advantages such as external people and animals are hurt.Therefore relative beam pumping unit, can increase the service life, and is convenient to administer and maintain.Also possesses the feature of using in residential block simultaneously.
Accompanying drawing explanation
Fig. 1 is the overall structure front view of specific embodiment 1.
Fig. 2 is the overall structure left view of specific embodiment 1.
Fig. 3 is the drive unit part-structure schematic diagram of specific embodiment 1.
Fig. 4 is the rocking equipment part-structure schematic diagram of specific embodiment 1.
Fig. 5 is the overall structure front view of specific embodiment 2.
Fig. 6 is the overall structure left view of specific embodiment 2.
The specific embodiment
Specific embodiment 1:
Oil pumper described in the present embodiment is a kind of closely double-well sharing oil pumping machine of the two arms of the zoarium that arranges between the oil well straight line of two close together that is applicable to.
With reference to Fig. 1~Fig. 4, the present embodiment comprise fuselage 1 and for left and right two pulleys (3a, 3b) are separately fixed at left and right two mouthfuls of oil wells directly over supporting mechanism 2; Described supporting mechanism 2 consists of a support 21, left arm 22 and right arm 23, support 2 is arranged on the top of fuselage, two of support 21 is respectively equipped with left arm 22, right arm 23, on left arm 22, right arm, be positioned at left and right two oil well mouths directly over position be respectively equipped with left chain wheel 3a, right pulley 3b.Two of described support 21 respectively with left arm 22, right arm 23 is adjustable is connected, and can regulate according to actual needs the position of left arm, right arm.The top of described support 21 is provided with top cover 19.Described fuselage 1 be oval column casing, the inner chamber of described fuselage 1 is provided with underframe 4, face frame 5 and bracket 6, described underframe 4 is provided with motor 7, shaft coupling 8, with reducer 10 and the vertical axis 11 of flywheel 9, motor 7 is connected with the reducer 10 with flywheel 9 by shaft coupling 8, and reducer 10 is connected with vertical axis 11 by two bevel gears (11b, 11c); The pivoted arm 13 of described vertical axis 11 upper ends is located on face frame 5 and is positioned at bracket 6 inside, pivoted arm 13 is connected with the rocking arm 15 being bearing on bracket 6 by pin 14, rocking arm 15 top ends that stretch out fuselage 1 are provided with an equalizer bar 16, the left and right two ends of equalizer bar 16 are respectively provided with two wire rope (17a, 17b), two wire rope 17a of left end are connected with the oil pumping thick stick 18a in the oil well of the left side by the left chain wheel 3a being arranged on supporting mechanism, and two wire rope 17b of right-hand member are connected with the oil pumping thick stick 18b in the oil well of the right by the right pulley 3b being arranged on supporting mechanism.
In the present embodiment, described vertical axis 11 is arranged on the center of underframe 4, along supporting lower bearing 11a, two bevel gears (11b, 11c), upper bearing (metal) 11d, the pivoted arm 13 of being provided with successively in the direction from the bottom to top of vertical axis 11.Described pivoted arm 13 is provided with a groove, and one of pin 14 is provided with screw thread, and its threaded one end is fixed in the groove of pivoted arm 13 by a nut 14a, can adjust as required the position of pin in groove.The whole center of gravity of described rocking arm 15 is positioned on fulcrum 15c, part more than fulcrum is for long and narrow, and the part below fulcrum is for short and wide, and its bottom is provided with it supporting transmission beam 15a, transmission beam 15a is provided with a groove, is provided with a steel bushing 15b who entangles pin 14 in groove.When pivoted arm rotates, in the groove of pin transmission beam bottom rocking arm together with steel bushing, move, rocking arm is vacillated now to the left, now to the right, thereby drive left and right two sucker rods to pump, reach the object of oil pumping.
It should be noted that, described in the present embodiment, technical scheme is that to be based upon in Oilfield Operation District distance between those oil wells and oil well be not far, and the degree of depth of two oil wells simultaneously using together of contact, verticality, the infiltration capacity of downhole petroleum, viscosity, under the identical or approximate advantage such as the gentle ratio in oil of water.
Operating principle of the present invention:
Work as unit operation; rocking arm is during to left swing, and left oil pumping thick stick is to decline under the effect of gravity, and now left oil well pump just enters the process of a strike the oil; right oil pumping thick stick is subject to power that gravity that left oil pumping thick stick declines adds unit to rising, and now right oil well pump just enters the process of an oil pumping.On the contrary, when rocking arm is put to the right, right oil pumping thick stick is to decline under the effect of gravity, and now right oil well pump just enters the process of a strike the oil, left oil pumping thick stick is subject to power that gravity that right oil pumping thick stick declines adds unit to rising, and now left oil well pump just enters the process of an oil pumping.Two oil well pumps in left and right just cyclically one draw one and take out an oil and below two oil wells, draw up constantly like this.
Specific embodiment 2:
Oil pumper described in the present embodiment is a kind of two remote double-well sharing oil pumping machines of suspension bracket of the split that arranges between two distant oil well straight lines that are applicable to.
With reference to Fig. 5 and Fig. 6, the feature of the present embodiment is: described supporting mechanism 2 consists of left suspension bracket 24 and right suspension bracket 25, left suspension bracket 24, right suspension bracket 25 are separately positioned on it corresponding left and right two oil well mouths, and on the top of left suspension bracket 24, right suspension bracket 25, correspondence arranges left chain wheel 3a, right pulley 3b respectively.The top of described fuselage 1 is provided with the top cover 19 of a center band through hole 19a, and rocking arm 15 upwards passes through the through hole 19a on top cover 19.Other are identical with specific embodiment 1.
Other embodiment:
Described fuselage 1 be cylindrical drum.Adopt other for left and right two pulleys are separately fixed at left and right two mouthfuls of oil wells directly over supporting mechanism or shape, the size that changes fuselage all belong to protection scope of the present invention.

Claims (10)

1. a double-well sharing oil pumping machine, is characterized in that: it comprises fuselage (1) and supporting mechanism (2); In fuselage (1), be provided with underframe (4), face frame (5) and bracket (6), underframe (4) is provided with motor (7), shaft coupling (8), reducer (10) and vertical axis (11), motor (7) is connected with reducer (10) by shaft coupling (8), and reducer (10) is connected with vertical axis (11) by two bevel gears (11b, 11c); The upper end of vertical axis (11) is provided with pivoted arm (13), pivoted arm (13) is connected with the rocking arm (15) being bearing on bracket (6) by pin (14); the top of rocking arm (15) is stretched out fuselage (1) and is fixedly connected with equalizer bar (16); the left and right two ends of equalizer bar (16) are respectively provided with wire rope (17a, 17b); the wire rope of left end (17a) is connected with left oil pumping thick stick (18a) by left chain wheel (3a), and the wire rope of right-hand member (17b) is connected with right oil pumping thick stick (18b) by right pulley (3b).
2. a kind of double-well sharing oil pumping machine according to claim 1, it is characterized in that: supporting mechanism (2) is positioned at the both sides of fuselage and is fixedly connected with respectively with left and right two pulleys (3a, 3b), reducer (10) is with flywheel (9), and pivoted arm (13) is located at face frame (5) and is gone up and be positioned at bracket (6) inside; Described wire rope (17a, 17b) consists of more than one or two wire rope respectively.
3. a kind of double-well sharing oil pumping machine according to claim 2, it is characterized in that: described supporting mechanism (2) consists of a support (21), left arm (22) and right arm (23), support (21) is arranged on the top of fuselage (1), two of support (21) is respectively equipped with left arm (22), right arm (23), is respectively equipped with left chain wheel (3a), right pulley (3b) on left arm (22), right arm (23).
4. a kind of double-well sharing oil pumping machine according to claim 3, is characterized in that: two of described support (21) respectively with left arm (22), adjustable connection of right arm (23); The top of described support (21) is provided with top cover (19).
5. a kind of double-well sharing oil pumping machine according to claim 1, it is characterized in that: described supporting mechanism (2) consists of left suspension bracket (24) and right suspension bracket (25), left suspension bracket (24), right suspension bracket (25) are separately positioned on the both sides of fuselage (1), and on the top of left suspension bracket (24), right suspension bracket (25), correspondence arranges left chain wheel (3a), right pulley (3b) respectively.
6. a kind of double-well sharing oil pumping machine according to claim 5, is characterized in that: the top of described fuselage (1) is provided with the top cover (19) of a center band through hole (19a), and rocking arm (15) upwards passes through the through hole (19a) on top cover (19).
7. a kind of double-well sharing oil pumping machine according to claim 1, is characterized in that: described fuselage (1) is oval column casing or cylindrical drum.
8. a kind of double-well sharing oil pumping machine according to claim 1, it is characterized in that: described vertical axis (11) is arranged on the center of underframe (4), along supporting lower bearing (11a), two bevel gears (11b, 11c), the upper bearing (metal) (11d) of being provided with successively in the direction from the bottom to top of vertical axis (11).
9. a kind of double-well sharing oil pumping machine according to claim 1, is characterized in that: described pivoted arm (13) is provided with a groove, and one of pin (14) is provided with screw thread, and its threaded one end is fixed in the groove of pivoted arm (13) by a nut (14a).
10. a kind of double-well sharing oil pumping machine according to claim 1, it is characterized in that: the whole center of gravity of described rocking arm (15) is positioned on fulcrum (15c), part more than fulcrum is for long and narrow, part below fulcrum is for short and wide, its bottom is provided with it supporting transmission beam (15a), transmission beam (15a) is provided with a groove, is provided with a steel bushing (15b) that entangles pin (14) in groove.
CN200910036665.7A 2009-01-15 2009-01-15 Double-well sharing oil pumping machine Expired - Fee Related CN101476454B (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102352738A (en) * 2011-10-31 2012-02-15 西安石油大学 Self-balanced oil pumping machine
CN111101904A (en) * 2020-01-19 2020-05-05 胡勇 Winch type beamless pumping unit double-unit double-well interactive balancing device

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Publication number Priority date Publication date Assignee Title
CN2475848Y (en) * 2001-02-08 2002-02-06 王顺利 Rope hanger for automatic intermittent rotating sucker rod
RU2205978C2 (en) * 2001-07-09 2003-06-10 Богатырев Павел Иванович Chain-driven pumping unit for two wells
CN200978912Y (en) * 2006-11-17 2007-11-21 牡丹江和宇抽油机厂 Pumping unit gear reducer
CN200975332Y (en) * 2006-11-27 2007-11-14 马庆囝 Double-well linear type oil pumping machine
CN201027635Y (en) * 2007-01-23 2008-02-27 艾有田 Reversing arrangement for rocker arm type oil pumping machine

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