CN201221340Y - T type double-pulley set oil pumping machine - Google Patents
T type double-pulley set oil pumping machine Download PDFInfo
- Publication number
- CN201221340Y CN201221340Y CNU2008200597277U CN200820059727U CN201221340Y CN 201221340 Y CN201221340 Y CN 201221340Y CN U2008200597277 U CNU2008200597277 U CN U2008200597277U CN 200820059727 U CN200820059727 U CN 200820059727U CN 201221340 Y CN201221340 Y CN 201221340Y
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Abstract
The utility model relates to an oil pumping unit with a T-type dual pulley unit, which comprises a T-type frame component which is fixed on the ground, a dual pulley unit mechanical transmission component and an electronic controlled driving component which is used for controlling and driving the dual pulley unit mechanical transmission component; and the dual pulley unit mechanical transmission component is arranged at the top of the T-type frame component. Compared with the prior art, the utility model has the advantages of high efficiency, energy conservation, simple mechanical structure and economical use in steel materials.
Description
Technical field
The utility model relates to the oil field oil recovery and uses oil pumper, particularly relates to a kind of T type sister block group oil pumper.
Background technology
The most oil pumpers that use in China oil field mainly can be divided into the beam pumping unit of crank or beam balance and the tower shelf type oil pumping machine of application VE at present, and wherein the beam pumping unit with crank or beam balance accounts for more than 85% of sum.
The beam pumping unit of crank or beam balance has relatively simple for structure, sturdy, reliable, durable, and simple to operate, maintenance and operation are more convenient, are adapted to open-air bad working environment, thereby has obtained using for a long time and widely.But, can find that it has following major technique defective:
1, machinery driving efficiency is low: machine driving is imitated case, belt, quadric chain etc. by gear reduction and is formed, and link is many, and the theoretical design load of machinery driving efficiency has only 0.72;
2, counterbalance effect is poor, and actual consumption makes actual machinery driving efficiency far below 0.72 generally than design load height;
3, peak load suits below 140kN, and maximum stroke is generally less than 6 meters, if further increase load or stroke, machine volume and weight will be multiplied.
4, can't realize long stroke under the little load, stroke is subjected to the restriction of type;
5, the suspension point acceleration is big, and the speed of service is inhomogeneous up and down, and the inertial load of walking beam swing is big, increases the stressed of plant equipment and impacts the application life of having reduced oil pumper;
6, oil pumper structure and reduction box moment of torsion are multiplied during long stroke, make oil pumper volume size and total mechanical weight increase sharply and heavy.
The tower shelf type oil pumping machine of VE has substituted the crank and the walking beam of beam pumping unit by fixed block, wire rope, chain or belt, the rotation and the swing balance of crank or walking beam have been substituted with the VE counterweight, the maximum characteristics of comparing beam pumping unit are the balance modes that improved oil pumper, improve counterbalance effect, reduced the energy consumption of oil pumper.But, can find that it has following major technique defective:
Because the unidirectional running of motor will need be provided with special mechanical commutation mechanism or device with continuous rotary motion by the reciprocating motion that mechanical commutation mechanism is converted into suspension point, cause tower shelf type oil pumping machine mechanism complexity, reliability reduces, and needs special lubricating, and the maintenance operating cost is higher.
Since the close well mouth of oil well of pylon, or, influence the work operations such as test, inspection pump and overhaul of oil well across on well mouth of oil well, need the complete machine displacement during oil well operation.
Summary of the invention
Technical problem to be solved in the utility model is exactly to provide a kind of T type sister block group oil pumper for the defective that overcomes above-mentioned prior art existence.
The purpose of this utility model can be achieved through the following technical solutions: a kind of T type sister block group oil pumper, it is characterized in that, comprise the T type frame component that is fixed in ground, sister block group mechanical driving, and the automatically controlled driven unit that is used to control and drive sister block group mechanical driving, described sister block group mechanical driving is located at the top of T type frame component.
Described T type frame component comprises foundation pier, base, support, load overarm, balance overarm, described base is fixed on the foundation pier, described support is fixed on the base, and described load overarm, balance overarm are symmetrically fixed on the cantilever tip both sides by several pins.
Described sister block group mechanical driving comprises the cylinder of being located at cantilever tip, brake, the load assembly pulley that specification is identical, the equalizer pulley group, and polished rod eye, hanger, described brake is connected with cylinder, described load assembly pulley, the equalizer pulley group is by fixed pulley, movable pulley and the wire rope that is around on the pulley constitute, fixed pulley is fixed in load overarm and the balance overarm by rolling bearing respectively, the fixed end of wire rope all is fixed on the cylinder, described polished rod eye is fixed on the movable pulley bearing of load assembly pulley, and described hanger is fixed on the movable pulley bearing of equalizer pulley group.
Described automatically controlled driven unit comprises electrical control cubicles, motor, and both are electrically connected, and described electrical control cubicles can be located on the foundation pier, and described motor is located at the top of support, and its rotating shaft is connected with cylinder.
The utility model also comprises guardrail, cat ladder, and described guardrail is located at around the cantilever tip, and described cat ladder which is provided with the annular retaining ring of safe usefulness along the support upper and lower settings.
Described foundation pier is the cement foundation pier.
Described brake is the flexible brake of the automatically controlled one of butterfly machinery.
Described wire rope is the fibre core wire rope.
Described electrical control cubicles is a TX-CYJ type oil pumper Based Intelligent Control cabinet.
Described motor is induction conductivity or rare-earth permanent magnet motor.
Compared with prior art, the utlity model has following advantage:
1, cancellation mechanical commutation mechanism and reduction box and belt transmission agency adopt motor speed to transmit with turning to control and sister block group, have simplified mechanism, have reduced loss, have improved efficient, design objective: machinery driving efficiency 79%, improved 7%;
2, load end and balance end adopt unified same model specification assembly pulley simultaneously, reach deceleration labour-saving effect, replace the reduction box that traditional various oil pumper uses, simplify the internal structure of an organization, reduce manufacturing cost and use cost, reduce and safeguard and the d maintenance cost, full machine need not use lubrication oil, helps the environmental protection of operation field;
3, adopt T type shelf structure, the oil well operation only needs the overarm of left-right rotation load end, need not mobile complete machine.Adjust fast, operation is convenient, improves the operation timeliness;
4, adopt sister block group structure, easily realize static accurate balance, utilize the potential energy of roofbolt to greatest extent, improve energy utilization ratio;
5, can in maximum pump journey and jig frequency scope, the stroke of optional position and the step-less adjustment of jig frequency be can carry out, the adjusting of oil pumper operational factor and the adjustment work of deep well pump dead space are very easy to;
6, be equipped with machinery and electric two cover buffer braking device, lose when carrying, guarantee electric and equipment is avoided impacting and damaging at load end.Also can implement artificial brake fast, make things convenient for the adjustment of equipment and running parameter, help the quick enforcement of oil well test work;
7, can under any load parameter, according to user's request, dispose the various types of any stroke, any jig frequency;
8, the advanced control technology that cooperates motor, but the speed and the acceleration of even regulation and optimization suspension point, the shock loading of attenuating equipment, the pratial stroke loss that the elastic deformation of compensation sucker rod causes, according to oil well liquid-supplying situation and viscosity of crude, regulate the speed of each time period in the jig frequency, improve pump efficiency;
9, compare the beam pumping unit of same level, weight can reduce 40%, saves steel.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
The 1-foundation pier, 2-electrical control cubicles, 3-support, the 4-polished rod eye, 5-load end assembly pulley, 6-load end wire rope, the overarm of 7-load end, 8-pin, 9-cylinder, the 10-brake, 11-motor, 12-guardrail, the overarm of 13-balance end, 14-balance end wire rope, 15-balance end assembly pulley, 16-movable pulley hanger, 17-cat ladder, 18-base.
The specific embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
A kind of T type sister block group oil pumper, it is characterized in that, comprise the T type frame component that is fixed in ground, sister block group mechanical driving, and the automatically controlled driven unit that is used to control and drive sister block group mechanical driving, described sister block group mechanical driving is located at the top of T type frame component.
Described T type frame component comprises foundation pier, base, support, load overarm, balance overarm, described base is fixed on the foundation pier, described support is fixed on the base, and described load overarm, balance overarm are symmetrically fixed on the cantilever tip both sides by several pins; Described sister block group mechanical driving comprises the cylinder of being located at cantilever tip, brake, the load assembly pulley that specification is identical, the equalizer pulley group, and polished rod eye, hanger, described brake is connected with cylinder, described load assembly pulley, the equalizer pulley group is by fixed pulley, movable pulley and the wire rope that is around on the pulley constitute, fixed pulley is fixed in load overarm and the balance overarm by rolling bearing respectively, the fixed end of wire rope all is fixed on the cylinder, described polished rod eye is fixed on the movable pulley bearing of load assembly pulley, and described hanger is fixed on the movable pulley bearing of equalizer pulley group; Described automatically controlled driven unit comprises electrical control cubicles, motor, and both are electrically connected, and described electrical control cubicles can be located on the foundation pier, and described motor is located at the top of support, and its rotating shaft is connected with cylinder; The utility model also comprises guardrail, cat ladder, and described guardrail is located at around the cantilever tip, and described cat ladder which is provided with the annular retaining ring of safe usefulness along the support upper and lower settings; Described foundation pier is the cement foundation pier; Described brake is the flexible brake of the automatically controlled one of butterfly machinery; Described wire rope is the fibre core wire rope; Described electrical control cubicles is a TX-CYJ type oil pumper Based Intelligent Control cabinet; Described motor is induction conductivity or rare-earth permanent magnet motor.
Embodiment
As Fig. 1, present embodiment is mainly formed T type frame by foundation pier 1, support 3, load end overarm 7, balance end overarm 13, pin 8, support 3 is installed on the foundation pier 1, load end overarm 7 and balance end overarm 13 are installed in the both sides, top of support 3 respectively, fixing by four pieces of pins 8, when taking off one piece of pin, but corresponding overarm along continuous straight runs rotate, overcome tower shelf type oil pumping machine and influence the test of oil well, examined the technological deficiency of work operations such as pump and overhaul;
By polished rod eye 4, load end assembly pulley 5, balance end assembly pulley 15, load end wire rope 6, cylinder 9, brake 10, balance end wire rope 14, movable pulley hanger 16 is formed sister block group mechanical driving part, load suspension is on polished rod eye 4, equilibrate counterweight is suspended on the movable pulley hanger 16, one end of load end wire rope 6 is fixed on the cylinder 9, the other end is connected on the load end assembly pulley 5, one end of balance end wire rope 14 is fixed on the cylinder 9, the other end is connected on the balance end assembly pulley 15, brake 10 is connected on the cylinder 9, the flexible brake of the automatically controlled one of dish formula machinery is adopted in brake, when the load end mistake is carried, protect electric and plant equipment is avoided impacting and damaging, two groups of duplicate assembly pulleys are installed in respectively on two cantilevers of T type frame, the convenient accurate static balancing that realizes oil pumper;
Form automatically controlled drive part by electrical control cubicles 2 and motor 11, motor is selected induction asynchtonous motor or rare-earth permanent-magnet electric machine for use, electrical control cubicles is selected TX-CYJ type oil pumper Based Intelligent Control cabinet for use, electrical control cubicles has frequency conversion soft start and slows down shuts down function and Based Intelligent Control function, when the load end mistake is carried, carry out to slow down shut down function immediately, constitute the two-stage dual fail-safe flexible brake of slowing down, guarantee electric and plant equipment is avoided impacting and damaging with the mechanical flexibility brake;
Described guardrail and cat ladder partly comprise guardrail 12 and cat ladder 17, guardrail 12 be installed in T type top of the trellis central platform around, cat ladder 17 is installed on the support 3, guardrail 12 and cat ladder 17, be metal material, guardrail height is not less than 1.2 meters, and cat ladder has annular retaining ring, guarantees to safeguard and job safety.
The utility model has been inherited the major advantage of crank balance beam pumping unit and tower-type VE oil pumper.On this basis, further simplified frame for movement, advanced electric machine speed regulation and rotating control technology have been adopted, gear reduction box and mechanical commutation mechanism have been cancelled, optimize the speed and the accelerating curve of oil pumper suspension point, met the developing direction that oil field machinery oil is implemented long stroke, low jig frequency oil recovery, reduced loss, improved efficient, saves energy and saving steel.
Claims (10)
1. T type sister block group oil pumper, it is characterized in that, comprise the T type frame component that is fixed in ground, sister block group mechanical driving, and the automatically controlled driven unit that is used to control and drive sister block group mechanical driving, described sister block group mechanical driving is located at the top of T type frame component.
2. a kind of T type sister block group oil pumper according to claim 1, it is characterized in that, described T type frame component comprises foundation pier, base, support, load overarm, balance overarm, described base is fixed on the foundation pier, described support is fixed on the base, and described load overarm, balance overarm are symmetrically fixed on the cantilever tip both sides by several pins.
3. a kind of T type sister block group oil pumper according to claim 2, it is characterized in that, described sister block group mechanical driving comprises the cylinder of being located at cantilever tip, brake, the load assembly pulley that specification is identical, the equalizer pulley group, and polished rod eye, hanger, described brake is connected with cylinder, described load assembly pulley, the equalizer pulley group is by fixed pulley, movable pulley and the wire rope that is around on the pulley constitute, fixed pulley is fixed in load overarm and the balance overarm by rolling bearing respectively, the fixed end of wire rope all is fixed on the cylinder, described polished rod eye is fixed on the movable pulley bearing of load assembly pulley, and described hanger is fixed on the movable pulley bearing of equalizer pulley group.
4. a kind of T type sister block group oil pumper according to claim 3 is characterized in that described automatically controlled driven unit comprises electrical control cubicles, motor, both are electrically connected, described electrical control cubicles can be located on the foundation pier, and described motor is located at the top of support, and its rotating shaft is connected with cylinder.
5. a kind of T type sister block group oil pumper according to claim 4 is characterized in that also comprise guardrail, cat ladder, described guardrail is located at around the cantilever tip, and described cat ladder which is provided with the annular retaining ring of safe usefulness along the support upper and lower settings.
6. a kind of T type sister block group oil pumper according to claim 2 is characterized in that described foundation pier is the cement foundation pier.
7. a kind of T type sister block group oil pumper according to claim 3 is characterized in that, described brake is the flexible brake of the automatically controlled one of butterfly machinery.
8. a kind of T type sister block group oil pumper according to claim 3 is characterized in that described wire rope is the fibre core wire rope.
9. a kind of T type sister block group oil pumper according to claim 4 is characterized in that described electrical control cubicles is a TX-CYJ type oil pumper Based Intelligent Control cabinet.
10. a kind of T type sister block group oil pumper according to claim 4 is characterized in that described motor is induction conductivity or rare-earth permanent magnet motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200597277U CN201221340Y (en) | 2008-06-13 | 2008-06-13 | T type double-pulley set oil pumping machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200597277U CN201221340Y (en) | 2008-06-13 | 2008-06-13 | T type double-pulley set oil pumping machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201221340Y true CN201221340Y (en) | 2009-04-15 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200597277U Expired - Lifetime CN201221340Y (en) | 2008-06-13 | 2008-06-13 | T type double-pulley set oil pumping machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201221340Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102619491A (en) * | 2012-04-17 | 2012-08-01 | 江苏中油天工机械有限公司 | Operating and maintaining device for oil pumping unit |
| CN109236242A (en) * | 2018-11-09 | 2019-01-18 | 西安石油大学 | A kind of centric slider-crank mechanism twin-well oil-pumping machine |
-
2008
- 2008-06-13 CN CNU2008200597277U patent/CN201221340Y/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102619491A (en) * | 2012-04-17 | 2012-08-01 | 江苏中油天工机械有限公司 | Operating and maintaining device for oil pumping unit |
| CN102619491B (en) * | 2012-04-17 | 2015-10-28 | 江苏中油天工机械有限公司 | Oil pumper operating maintenance device |
| CN109236242A (en) * | 2018-11-09 | 2019-01-18 | 西安石油大学 | A kind of centric slider-crank mechanism twin-well oil-pumping machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20090415 |
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| CX01 | Expiry of patent term |