CN202000971U - Long-stroke walking beam-free pumping unit - Google Patents
Long-stroke walking beam-free pumping unit Download PDFInfo
- Publication number
- CN202000971U CN202000971U CN2011200355918U CN201120035591U CN202000971U CN 202000971 U CN202000971 U CN 202000971U CN 2011200355918 U CN2011200355918 U CN 2011200355918U CN 201120035591 U CN201120035591 U CN 201120035591U CN 202000971 U CN202000971 U CN 202000971U
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- China
- Prior art keywords
- wheel
- driving
- frame
- belt
- driving wheel
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- Expired - Fee Related
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Abstract
The utility model provides a long-stroke walking beam-free pumping unit and is characterized in that the long-stroke walking beam-free pumping unit comprises a pedestal, a power unit, a frame, a rope hanger, a front transmission strap, a front wheel axle seat, a front wheel, an upper platform, a rear wheel, a rear wheel axle seat, an upper limiter, a slide track, a rear transmission strap, a lower limiter, a counterweight box, an electrical control cabinet, a manual brake, an output coupling, a driving wheel axle seat, a driving wheel, a motor, an automatic brake and an input coupling. According to the long-stroke walking beam-free pumping unit provided by the utility model, the power unit is arranged at the bottom of the frame, so that the center of gravity of the whole machine is lower, the overturning moment is reduced, the frame has a small load and can completely extend upwards, and an ultra-long stroke is generated, so as to meet the requirements for deep wells and viscous oil wells. The whole machine adopts the modular design in which the frame and the pedestal are connected through bolts and the front part and the back part of the frame are connected through section steel bolts, so as to facilitate the assembly and disassembly and the transport. The power unit comprises the driving wheel, a speed reducer, the couplings, the motor, the brakes, and the like and can be integrally hoisted and mounted and is convenient for assembly and disassembly and maintenance.
Description
Technical field:
The utility model belongs to oil recovery machiner field, oil field, particularly relates to a kind of long stroke blue elephant.
Background technology:
At present, oil production equipment is most popular both at home and abroad is beam pumping unit, and this oil pumper is intrinsic owing to four-bar linkage structure itself, its transmission chain length, and mechanical efficiency is low; The counter weight construction of beam pumping unit has also determined it to have pulse big, low, the inefficient shortcoming of load factor; The steel consumption of equipment, energy consumption etc. are all bigger.At present, exploration level improves constantly, and the ultradeep well that the drilling well well depth reaches more than 7000 meters constantly occurs, and heavy oil wells is more, and such operating mode proposes oil production equipment: must satisfy long stroke, heavy load, intelligentized requirement.The beam pumping unit of producing does not satisfy the working condition requirement of above-mentioned oil well now.
Summary of the invention
The purpose of this utility model is to overcome above-mentioned the deficiencies in the prior art, and a kind of simple in structure, energy consumption is low, balance good, stroke is long, reversing impact is little, easy to maintenance long stroke blue elephant is provided.
The long stroke blue elephant that the utility model provides is characterized in that comprising: base (1), power unit (2), frame (3), polished rod eye (4), preceding driving-belt (5), front-wheel axle bed (6), front-wheel (7), upper mounting plate (8), trailing wheel (9), trailing wheel axle bed (10), upper limit device (11), slideway (12), back driving-belt (13), lower retainer (14), ballast box (15), electrical control cubicles (16), parking brake (17), output shaft coupling (18), driving wheel axle bed (19), driving wheel (20), motor (21), self-actuating brake (22), input shaft coupling (23); Described base (1) is made with H shaped steel, connects frame (3) with bolt above, connects upper mounting plate (8) at frame top with bolt, and described frame (3), upper mounting plate (8) are made with shaped steel; Described upper mounting plate top is provided with front-wheel axle bed (6) and front-wheel (7), trailing wheel axle bed (10) and trailing wheel (9); Described power unit (2) is made up of parking brake (17), reducer (2), output shaft coupling (18), driving wheel axle bed (19), driving wheel (20), motor (21), self-actuating brake (22), input shaft coupling (23); Driving wheel is connected with reducer by the output shaft coupling, reducer is connected with motor by the input shaft coupling, described slideway (12) is made with channel-section steel, forms friction pair with the pulley that ballast box (15) is provided with, and this slideway is respectively arranged with upper limit device (11), lower retainer (14) up and down; Described ballast box (15) is made with the steel plate welding; The back driving-belt (13) that described ballast box upper end connects is walked around trailing wheel and is connected with driving wheel, and the preceding driving-belt (5) that twines on this driving wheel is walked around front-wheel (7) and is connected with polished rod eye (4).Preceding driving-belt (5), back driving-belt (13) are around the property part, can use fabric core adhesive tape, belt of wire rope, wire rope to replace.
The long stroke blue elephant that provides according to the utility model, changed mode by the crankshaft balance weight rotation mode storage of potential energy of original walking beam machine, and become the mode of rectilinear motion mode storage of potential energy, so counterbalance moment is constant, in addition, the counterweight of Different Weight is housed in the ballast box, the convenient adjustment improved the counterbalance effect of oil pumper like this, reduced vibrations, operate steadily, staring torque reduces.
Description of drawings
Accompanying drawing 1 is the utility model side-looking structural representation
Accompanying drawing 2 is that the utility model is faced structural representation
Accompanying drawing 3 is the utility model power unit schematic diagrames
The specific embodiment
The utility model is described in further detail in conjunction with the accompanying drawings for the utility model specific embodiments, but protection domain of the present utility model is not limited to following specific embodiments.
The long stroke blue elephant that the utility model provides is characterized in that comprising: base (1), power unit (2), frame (3), polished rod eye (4), preceding driving-belt (5), front-wheel axle bed (6), front-wheel (7), upper mounting plate (8), trailing wheel (9), trailing wheel axle bed (10), upper limit device (11), slideway (12), back driving-belt (13), lower retainer (14), ballast box (15), electrical control cubicles (16), parking brake (17), output shaft coupling (18), driving wheel axle bed (19), driving wheel (20), motor (21), self-actuating brake (22), input shaft coupling (23); Described base (1) is made with H shaped steel, connects frame (3) with bolt above, connects upper mounting plate (8) at frame top with bolt, and described frame (3), upper mounting plate (8) are made with shaped steel; Described upper mounting plate top is provided with front-wheel axle bed (6) and front-wheel (7), trailing wheel axle bed (10) and trailing wheel (9); Described power unit (2) is made up of parking brake (17), reducer (2), output shaft coupling (18), driving wheel axle bed (19), driving wheel (20), motor (21), self-actuating brake (22), input shaft coupling (23); Driving wheel is connected with reducer by the output shaft coupling, reducer is connected with motor by the input shaft coupling, described slideway (12) is made with channel-section steel, forms friction pair with the pulley that ballast box (15) is provided with, and this slideway is respectively arranged with upper limit device (11), lower retainer (14) up and down; Described ballast box (15) is made with the steel plate welding; The back driving-belt (13) that described ballast box upper end connects is walked around trailing wheel and is connected with driving wheel, and the preceding driving-belt (5) that twines on this driving wheel is walked around front-wheel (7) and is connected with polished rod eye (4).Preceding driving-belt (5), back driving-belt (13) are around the property part, can use fabric core adhesive tape, belt of wire rope, wire rope to replace.
The utility model operating principle is as follows:
Behind electric motor starting, motor is under electrical control cubicles control, drive the positive and negative rotation of driving wheel by shaft coupling, reducer, front and back belt one positive one counter being wrapped on the driving wheel, preceding driving-belt one end is connected with polished rod eye by front-wheel, and back driving-belt is connected with ballast box, and driving-belt and driving wheel rotate synchronously, thereby drive beam hanger, oil pump reciprocating motion, finish the crude oil pumping.The front-wheel axle bed can be finely tuned front and back, makes suspension point accurately aim at well head and avoids well bar eccentric wear, prolongs the well workover cycle.The utility model power unit is arranged on the frame bottom, and machine gravity reduces, and overturning moment is little, and the frame load gently can make progress and fully extend, and realizes ultra-long-stroke, thereby has satisfied the demand that ultradeep well, heavy oil wells are produced.Complete machine adopts modularized design, and frame is a frame construction, is connected with bolt of lower base, connects with the shaped steel bolt between the sheet before and after the frame, is convenient to dismounting, transportation; Power unit is provided with base, and driving wheel, reducer, shaft coupling, motor, brake etc. are installed on base, the power unit integral hoisting can be convenient to dismounting, maintenance.
Claims (1)
1. a long stroke blue elephant is characterized in that comprising: base (1), power unit (2), frame (3), polished rod eye (4), preceding driving-belt (5), front-wheel axle bed (6), front-wheel (7), upper mounting plate (8), trailing wheel (9), trailing wheel axle bed (10), upper limit device (11), slideway (12), back driving-belt (13), lower retainer (14), ballast box (15), electrical control cubicles (16), parking brake (17), output shaft coupling (18), driving wheel axle bed (19), driving wheel (20), motor (21), self-actuating brake (22), input shaft coupling (23); Described base (1) is made with H shaped steel, connects frame (3) with bolt above, connects upper mounting plate (8) at frame top with bolt, and described frame (3), upper mounting plate (8) are made with shaped steel; Described upper mounting plate top is provided with front-wheel axle bed (6) and front-wheel (7), trailing wheel axle bed (10) and trailing wheel (9); Described power unit (2) is made up of parking brake (17), reducer (2), output shaft coupling (18), driving wheel axle bed (19), driving wheel (20), motor (21), self-actuating brake (22), input shaft coupling (23); Driving wheel is connected with reducer by the output shaft coupling, reducer is connected with motor by the input shaft coupling, described slideway (12) is made with channel-section steel, forms friction pair with the pulley that ballast box (15) is provided with, and this slideway is respectively arranged with upper limit device (11), lower retainer (14) up and down; Described ballast box (15) is made with the steel plate welding; The back driving-belt (13) that described ballast box upper end connects is walked around trailing wheel and is connected with driving wheel, and the preceding driving-belt (5) that twines on this driving wheel is walked around front-wheel (7) and is connected with polished rod eye (4), and preceding driving-belt (5), back driving-belt (13) are around the property part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200355918U CN202000971U (en) | 2011-02-10 | 2011-02-10 | Long-stroke walking beam-free pumping unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200355918U CN202000971U (en) | 2011-02-10 | 2011-02-10 | Long-stroke walking beam-free pumping unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202000971U true CN202000971U (en) | 2011-10-05 |
Family
ID=44703716
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200355918U Expired - Fee Related CN202000971U (en) | 2011-02-10 | 2011-02-10 | Long-stroke walking beam-free pumping unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202000971U (en) |
-
2011
- 2011-02-10 CN CN2011200355918U patent/CN202000971U/en not_active Expired - Fee Related
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Legal Events
| 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: 20111005 Termination date: 20180210 |