CN201835795U

CN201835795U - Cantilever rotating and upturning type double-well long-stroke oil pumping machine

Info

Publication number: CN201835795U
Application number: CN2010202617516U
Authority: CN
Inventors: 李骥
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-07-08
Filing date: 2010-07-08
Publication date: 2011-05-18
Anticipated expiration: 2020-07-08

Abstract

The utility model provides a cantilever rotating and upturning type double-well long-stroke oil pumping machine, and belongs to the class of oil production machines. The oil pumping machine comprises a movable foundation (1), a base (2), a frame (3), a wellhead belt A (4), a counterweight box (5), a counterweight belt (6), an upper platform (7), a cantilever A (8), a cantilever support assembly (9), a guide wheel A (10), a rotary drum (11), a speed reducer (12), a motor (13), a guide wheel B (14), a cantilever B (15), an upper stroke switch (16), a counterweight guide wheel (17), a wellhead belt B (18), a middle approach switch (19), a control cabinet (20), a lower stroke switch (21), a small coupler (22), an auxiliary brake (23), a large coupler (24), a main brake (25) and a rotary drum bearing seat (26). The oil pumping machines cancels a four-link mechanism of a conventional pumping machine, achieves mutual self-balance of an uplink load and a downlink load of a well A as well as a well B respectively, achieves the aim that one motor can drag two oil wells to conduct normal operation, has the advantages of short transmission path, simple structure and low energy consumption, is convenient to maintain, runs safely and reliably, intelligently adjusts the working parameters, is simple and easy to operate, adopts a cantilever rotating and upturning design, can be moved over conveniently and rapidly during operation, and is novel long-stroke intelligent oil pumping equipment.

Description

Cantilever rotation upper-turn-type twin-well long stroke intelligent oil pumping machine

Technical field

The utility model relates to a kind of cantilever rotation upper-turn-type twin-well long stroke intelligent oil pumping machine that oil field cluster well group is produced that is used for, and belongs to petroleum recovering machinery class.

Background technology

Oil pumper is lifting crude oil, the visual plant that guarantees the oil well ordinary production.The on-the-spot at present oil pumper that adopts usually has polytype and structures such as beam type, chain type, chain strip-type, belongs to the individual well oil pumper basically.At the little characteristics of cluster well group well spacing, cluster well oil extractor has appearred, at present, in the oil field the on-the-spot cluster well oil extractor that uses seldom, wherein, the most representative cluster well oil extractor is to do a little simple architecture advances to realize on the basis of conventional beam-pumping unit, so it still has the unavoidable inherent shortcoming of beam pumping unit, low load with strong power, the energy consumption height transfers ginseng complicated.Also have on no beam pumping unit basis to improve and realize, but owing to the reason of structure design does not overcome when realizing that a bite well needs operation how easily all the time, another mouthful well also needs difficult problems such as ordinary production.

Summary of the invention

The purpose of this utility model is to provide a kind of cantilever rotation upper-turn-type twin-well long stroke intelligent oil pumping machine, this oil pumper has been cancelled the four-bar linkage structure of conventional pumping unit, shorten drive path, realized the mutual self-balancing of two mouthfuls of oil well uplink and downlink load, a motor drags oil well A simultaneously, oil well B ordinary production, dwindle main frame, reduce energy consumption, make complete machine safe and reliable to operation by electromechanical integration technology, the intelligent running parameter of adjusting, operate simple and easy, adopt cantilever rotation upper-turn-type mechanism design, abdicate working space, time saving and energy saving, simple and efficient, another mouthful oil well can ordinary production when adopting additional bob-weight case and special cylinder design realization a bite oil well to need operation.

The purpose of this utility model is achieved in that it is by removable foundation (1), base (2), frame (3), well head band A (4), ballast box (5), weight belt (6), upper mounting plate (7), cantilever A (8), cantilever support assembly (9), directive wheel A (10), cylinder (11), reducer (12), motor (13), directive wheel B (14), cantilever B (15), upper stroke switch (16), counterweight directive wheel (17), well head band B (18), middle near switch (19), switch board (20), lower stroke switch (21), little shaft coupling (22), auxiliary brake (23), big shaft coupling (24), foundation brakes (25), drum shaft bearing (26) is formed, its assembled relation is: upper stroke switch (16), middle near switch (19), lower stroke switch (21), switch board (20) component movement monitoring system and control system, motor (13), little shaft coupling (22), auxiliary brake (23), reducer (12), foundation brakes (25), big shaft coupling (24), drum shaft bearing (26), cylinder (11) connects to form initiatively unit successively, motor (13) can be a parallel-axis type with the type of attachment of reducer (12), coaxial-type or perpendicular axis type, initiatively unit is fixed on upper mounting plate (7) top, directive wheel A (10) is connected with cantilever A (8), directive wheel B (14) is connected with cantilever B (15), cantilever A (8) is connected with upper mounting plate (7) bottom support bracket respectively by rotary pin shaft with cantilever B (15) bottom, guarantee directive wheel A (10), directive wheel B (14) slidable (11) goes up well head band A (4), well head band B (18) position, and guide wheel shaft is parallel with cylinder (11) axle, cantilever support assembly (9) one ends connect cantilever, one end is connected with the bearing on upper mounting plate (7) top, upper mounting plate (7) is supported by frame (3), frame (3) seat is on base (2), base (2) seat is on removable foundation (1), removable foundation (1) seat is on ground, one of well head band A (4) rectifies to being fixed on the cylinder (11), the other end is connected by the sucker rod of directive wheel A (10) and oil well A, the end of well head band B (18) oppositely is fixed on the cylinder (11), the other end is connected by the sucker rod of directive wheel B (14) and oil well B, one end of weight belt (6) oppositely is fixed on the cylinder (11), the other end is connected with ballast box (5) through counterweight directive wheel (17), ballast box (5) moves up and down along guide rail in frame (3) lining, counterweight directive wheel (17) is installed in upper mounting plate (7) bottom, switch board (20) is installed on ground or the removable foundation (1), and its position is adjustable.

Operating principle of the present utility model is: by forward and reverse running of accurate control motor (13), through reducer (12), cylinder (11) outputting power, through well head band A (4), well head band B (18), the reciprocating motion of weight belt (6) is passed to sucker rod and ballast box (5) to power, finish oil pumping work, ballast box (5) mainly is to reach balance well A, the effect of well B polished rod load difference, when producing, individual well reaches the effect of counterweight, cantilever A (8), cantilever B (15) is connected by bearing pin with upper mounting plate (7) bottom support bracket, cantilever support assembly (9) is with cantilever A (8) when operate as normal, cantilever B (15) top is connected with upper mounting plate (7) top, respectively with cantilever A (8) and cantilever B (15), upper mounting plate (7) forms triangle mechanism, supporting cantilever A (8), cantilever B (15) and directive wheel A (10), directive wheel B (14), when certain well need be abdicated the space to operation, turn in the cantilever rotation with correspondence, the well head band of correspondence is separated with cylinder (11) with polished rod, and weight belt (6) is moved to and can another mouthful of balance oil well load can realize another mouthful oil well ordinary production.

The commutation running of control motor (13) realizes that sucker rod pumps to the utility model owing to adopt accurately, cancelled the quadric chain of conventional pumping unit, shorten drive path greatly, the just in time descending design of another mouthful oil well when utilizing a bite oil well up, realize two mouthfuls of oil well self-balanced interactives, and adopt additional balance weight can realize the load accurate balance, reduce energy consumption, safe and reliable, stroke, the adjustment of jig frequency is mainly set by the control panel of switch board (20), the digitlization step-less adjustment, and can realize long-distance measure and control, according to the oil well actual condition running parameter and duty are set automatically, convenient and reliable, operate simple and easy, equipment cost and running cost are low, and is reasonable in design, is well suited for field popularization application.Twine random length because of weight belt (6), well head band A (4), well head band B (18) can go up at cylinder (11), therefore, the utility model is more suitable for to long stroke, ultra-long-stroke, slow jig frequency parameter expansion.

Description of drawings

Fig. 1 is cantilever rotation upper-turn-type twin-well long stroke intelligent oil pumping machine structural representation; Fig. 2 is the upper mounting plate schematic top plan view, below in conjunction with accompanying drawing enforcement of the present utility model is described further.

The specific embodiment

As shown in Figure 1, the utility model is by removable foundation 1, base 2, frame 3, well head band A4, ballast box 5, weight belt 6, upper mounting plate 7, cantilever A8, cantilever support assembly 9, directive wheel A10, cylinder 11, reducer 12, motor 13, directive wheel B14, cantilever B15, upper stroke switch 16, counterweight directive wheel 17, well head band B18, middle near switch 19, switch board 20, lower stroke switch 21, little shaft coupling 22, auxiliary brake 23, big shaft coupling 24, foundation brakes 25, drum shaft bearing 26 is formed, wherein motor 13 is can frequently the commutate frequency control motor or the switched reluctance machines or can be by the asynchronous motor of variable frequency control of running, weight belt 6, well head band A4, well head band B18 can be a high strength cord, wire rope, chain, the broadband, row's rope, the V-belt, nonwoven etc., on the cylinder 11 grooving is arranged, the difference forward is well head band A4 fixedly, reverse fixed weight band 6, well head band B18, auxiliary brake 23, foundation brakes 25 can be brake open in usual or normally closed brake entirely, also can one be normally closed brake, another is a brake open in usual, for little type, suspending point loading and ballast box weight are all hour, can omit one of them brake, its assembled relation is: upper stroke switch 16, middle near switch 19, lower stroke switch 21, switch board 20 component movement monitoring system and control systems, motor 13, little shaft coupling 22, auxiliary brake 23, reducer 12, foundation brakes 25, big shaft coupling 24, drum shaft bearing 26, cylinder 11 connects to form initiatively unit successively, be fixed on the top of upper mounting plate 7, motor 13 can be a parallel-axis type with the type of attachment of reducer 12, coaxial-type or perpendicular axis type, directive wheel A10 is connected with cantilever A8, directive wheel B14 is connected with cantilever B15, cantilever A8, cantilever B15 bottom is connected with upper mounting plate 7 bottom support brackets respectively by rotary pin shaft, guarantee directive wheel A10, well head band A4 on the directive wheel B14 slidable 11, well head band B18 position, and guide wheel shaft is parallel with drum shaft, cantilever support assembly 9 one ends connect cantilever A8, cantilever B15, one end is connected with the bearing on upper mounting plate 7 tops, counterweight directive wheel 17 is installed in upper mounting plate 7 bottoms, guarantee the weight belt position of counterweight directive wheel 17 slidable 11, require 17 of counterweight directive wheels parallel simultaneously with 11 on cylinder, upper mounting plate 7 is supported by frame 3,3 of frames are on base 2,2 of bases are on removable foundation 1,1 of removable foundation is on ground, one of well head band A4 rectifies to being fixed on the cylinder 11, the other end is connected with oil well A sucker rod by directive wheel A10, one end of weight belt 6 oppositely is fixed on the cylinder 11, the other end is connected with ballast box 5 by counterweight directive wheel 17, ballast box 5 moves up and down along guide rail for 3 li in frame, switch board 20 is installed on ground or the removable foundation 1, its position is adjustable, when certain well need be abdicated the space to operation, turn in the cantilever rotation with correspondence, the well head band of correspondence is separated with cylinder (11) with polished rod, and with weight belt (6) move to can another mouthful of balance oil well load direction and position can realize another mouthful oil well ordinary production.

Claims

1. a cantilever rotates upper-turn-type twin-well long stroke intelligent oil pumping machine, it is characterized in that it is by removable foundation (1), base (2), frame (3), well head band A (4), ballast box (5), weight belt (6), upper mounting plate (7), cantilever A (8), cantilever support assembly (9), directive wheel A (10), cylinder (11), reducer (12), motor (13), directive wheel B (14), cantilever B (15), upper stroke switch (16), counterweight directive wheel (17), well head band B (18), middle near switch (19), switch board (20), lower stroke switch (21), little shaft coupling (22), auxiliary brake (23), big shaft coupling (24), foundation brakes (25), drum shaft bearing (26) is formed, its assembled relation is: upper stroke switch (16), middle near switch (19), lower stroke switch (21), switch board (20) component movement monitoring system and control system, motor (13), little shaft coupling (22), auxiliary brake (23), reducer (12), foundation brakes (25), big shaft coupling (24), drum shaft bearing (26), cylinder (11) connects to form initiatively unit successively, initiatively unit is fixed on upper mounting plate (7) top, directive wheel A (10) is connected with cantilever A (8), directive wheel B (14) is connected with cantilever B (15), cantilever A (8) is connected with upper mounting plate (7) bottom support bracket respectively by rotary pin shaft with cantilever B (15) bottom, guarantee directive wheel A (10), directive wheel B (14,) the last well head band A (4) of slidable (11), well head band B (18) position, and guide wheel shaft is parallel with cylinder (11) axle, cantilever support assembly (9) one ends connect cantilever, one end is connected with the bearing on upper mounting plate (7) top, upper mounting plate (7) is supported by frame (3), frame (3) seat is on base (2), base (2) seat is on removable foundation (1), removable foundation (1) seat is on ground, one of well head band A (4) rectifies to being fixed on the cylinder (11), the other end is connected by the sucker rod of directive wheel A (10) and oil well A, the end of well head band B (18) oppositely is fixed on the cylinder (11), the other end is connected by the sucker rod of directive wheel B (14) and oil well B, one end of weight belt (6) oppositely is fixed on the cylinder (11), the other end is connected with ballast box (5) through counterweight directive wheel (17), ballast box (5) moves up and down along guide rail in frame (3) lining, counterweight directive wheel (17) is installed in upper mounting plate (7) bottom, switch board (20) is installed on ground or the removable foundation (1), and its position is adjustable.

2. cantilever rotation upper-turn-type twin-well long stroke intelligent oil pumping machine according to claim 1 is characterized in that the motor (13) and the type of attachment of reducer (12) can be parallel-axis type, coaxial-type or perpendicular axis type.

3. cantilever according to claim 1 rotation upper-turn-type twin-well long stroke intelligent oil pumping machine is characterized in that motor (13) is can frequently the commutate frequency control motor of running or switched reluctance machines or can be by the asynchronous motor of variable frequency control.

4. cantilever rotation upper-turn-type twin-well long stroke intelligent oil pumping machine according to claim 1 is characterized in that weight belt (6), well head band A (4), well head band B (18) can be high strength cord, wire rope, chain, broadband, row's rope, V-belt or nonwoven.

5. cantilever rotation upper-turn-type twin-well long stroke intelligent oil pumping machine according to claim 1, it is characterized in that auxiliary brake (23), foundation brakes (25) can be brake open in usual or normally closed brake entirely, also can one be normally closed brake, another is a brake open in usual, can also only keep one of them brake.