CN102587872A - Secondary balanced energy-saving double-stroke flexible pumping unit - Google Patents
Secondary balanced energy-saving double-stroke flexible pumping unit Download PDFInfo
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- CN102587872A CN102587872A CN2012100872044A CN201210087204A CN102587872A CN 102587872 A CN102587872 A CN 102587872A CN 2012100872044 A CN2012100872044 A CN 2012100872044A CN 201210087204 A CN201210087204 A CN 201210087204A CN 102587872 A CN102587872 A CN 102587872A
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- once balance
- gear
- secondary balancing
- axle
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Abstract
The invention belongs to the technical field of mechanical manufacture for oil production in an oil field, and provides a secondary balanced energy-saving double-stroke flexible pumping unit, which comprises two balance systems. In the primary balance system, a motor is in transmission connection with a primary balance shaft through a coupler, the primary balance shaft drives a primary balance block to move, and a movable pulley on the primary balance block rotates to drive a steel wire rope wound on the movable pulley to move, so that pumping operation is realized. Besides, power outputted by the motor drives a secondary balance block in the secondary balance system to move by means of mechanical transmission, so that secondary balancing operation is realized. The speed ratio of the primary balance system to the secondary balance system is 1:2, a good torque adjusting curve can be obtained, the primary balance system and the secondary balance system jointly act to eliminate negative torque, torque fluctuating quantity is decreased so that the torque fluctuating quantity can be more effectively matched with the motor, the working efficiency of the whole pumping unit is improved, and the purposes of energy conservation and environmental protection are achieved.
Description
Technical field
The invention belongs to oil recovery machiner manufacturing technology field, oil field, relate in particular to the flexible oil pumper of energy-conservation times of journey of a kind of secondary balancing formula.
Background technology
In present mechanical oil recovery, main oil production method is a pumping production, and conventional beam-pumping unit is as development and use beam pumping unit type early, at home and abroad is widely used with its advantage such as simple in structure, easy to manufacture, easy to maintenance.
The motion mode that the beam pumping unit that prior art provides adopts quadric chain to add balance weight is realized the action of recovering the oil; Because the characteristic of structure itself causes beam pumping unit to exist counterbalance effect poor; The clean torque ripple of crank is big, has that negative torque, loading rate are low, inefficiency and a big shortcoming of energy consumption.
Summary of the invention
The invention provides the flexible oil pumper of energy-conservation times of journey of a kind of secondary balancing formula; Be intended to solve the oil pumper that prior art provides, have that counterbalance effect is poor, the clean torque ripple of crank is big, the negative torque phenomenon is serious, loading rate is low, inefficiency and the big problem of energy consumption.
The object of the present invention is to provide the flexible oil pumper of energy-conservation times of journey of a kind of secondary balancing formula, this oil pumper comprises: movable pulley, once balance piece, once balance axle, clutch shaft bearing support, second support of bearing, base, shaft coupling, motor, big chain wheel, chain, gimmal wheel, secondary balancing axle, first upper bracket, second upper bracket, secondary balancing piece, production tree, production tree supporting plate, well portion support, well portion fixed pulley, supporting barrel, adjusting screw(rod), quill, crossbeam, top fixed pulley, wire rope;
Said movable pulley is installed on the said once balance piece; Said once balance piece is installed on the end of said once balance axle; Said once balance axle is installed on the said base through the said clutch shaft bearing support and second support of bearing; The other end of said once balance axle is in transmission connection through the output shaft of said shaft coupling and said motor; Said motor mounting is on said base, and said movable pulley, once balance piece, once balance axle, shaft coupling and motor have constituted the once balance system of this oil pumper;
Said big chain wheel is installed on the said once balance axle; Said big chain wheel is in transmission connection through said chain and said gimmal wheel; Said gimmal wheel is installed on the said secondary balancing axle; Said secondary balancing axle is fixed on the said base through said first upper bracket and second upper bracket, and said secondary balancing piece also is installed on the said secondary balancing axle, and said big chain wheel, chain, gimmal wheel, secondary balancing axle and secondary balancing piece have constituted the secondary balancing system of this oil pumper;
Said production tree supporting plate is installed on the said production tree; Said production tree supporting plate is fixed on an end of said well portion support; The other end of said well portion support is equipped with said well portion fixed pulley; The other end of said well portion support is fixed on an end of said supporting barrel; The other end of said supporting barrel is fixed on an end of said adjusting screw(rod), and the other end of said adjusting screw(rod) is fixed on an end of said quill, and the other end of said quill is fixed on an end of said crossbeam; Said crossbeam is fixed on the said base through said first upper bracket; End near said quill of said crossbeam is equipped with said top fixed pulley, and an end of said wire rope is fixed on the said crossbeam, and the other end of said wire rope is fixed on the said production tree supporting plate through said movable pulley, top fixed pulley and well portion fixed pulley successively.
Further, the rotating ratio of said once balance system and secondary balancing system is 1: 2.
Further, when adopting the kind of drive of roller gear between said once balance system and the secondary balancing system, the drive mechanism between said once balance system and the secondary balancing system comprises: first gear, second gear, the 3rd gear;
Said first gear is installed on the said once balance axle; Said first gear is meshed with second gear; Said second gear is fixed in said first upper bracket through turning cylinder, and said second gear is meshed with said the 3rd gear, and said the 3rd gear is installed on the said secondary balancing axle.
Further; When adopting the kind of drive of bevel gear between said once balance system and the secondary balancing system, the drive mechanism between said once balance system and the secondary balancing system comprises: first bevel gear, second bevel gear, power transmission shaft, the 3rd bevel gear, the 4th bevel gear;
Said first bevel gear is installed on the said once balance axle; Said first bevel gear is meshed with said second bevel gear; Said second bevel gear is connected with said the 3rd gear drive through said power transmission shaft; Said the 3rd bevel gear is meshed with said the 4th bevel gear, and said the 4th bevel gear is installed on the said secondary balancing axle, and said power transmission shaft is fixed on said first upper bracket through bearing arrangement.
Further, said once balance piece is fixed on an end of said once balance axle through key.
Further, said quill is fixed on an end of crossbeam through bearing pin.
Further, on the said adjusting screw(rod) adjusting nut is installed.
The flexible oil pumper of energy-conservation times of journey of secondary balancing formula provided by the invention is made up of two cover balance sysmtes, in the once balance system; Motor is connected with once balance through-drive through shaft coupling, and the once balance axle drives the motion of once balance piece, and the rotation of movable pulley has driven the motion of twining the wire rope on it on the once balance piece; Thereby realized the oil pumping action, another part power of motor output simultaneously drives the secondary balancing piece motion in the secondary balancing system through mechanical drive mode, has realized the secondary balancing action; Once balance system and secondary balancing system rotating ratio satisfy 1: 2 relation, can obtain to regulate preferably torque curve, and the kind of drive between once balance system and the secondary balancing system can adopt chain drive, column gear transmission and bevel gear transmission; The kind of drive is various and flexible; The negative torque phenomenon has been eliminated in once balance system and the acting in conjunction of secondary balancing system, has also reduced the torque ripple momentum simultaneously; Reducing of torque ripple momentum can the better matching motor; Improved the operating efficiency of motor and whole oil pumper, more energy-conservation 30%～40% than conventional pumping unit, realized the purpose of energy-conservation and environmental protection.
Description of drawings
Fig. 1 is the elevation of the flexible oil pumper of energy-conservation times of journey of the secondary balancing formula that provides of the embodiment of the invention;
Fig. 2 is the left view of the flexible oil pumper of energy-conservation times of journey of the secondary balancing formula that provides of the embodiment of the invention;
Fig. 3 embodiment of the invention provide when adopting the kind of drive of roller gear between once balance system and the secondary balancing system, the elevation of the flexible oil pumper of energy-conservation times of journey of secondary balancing formula;
Fig. 4 embodiment of the invention provide when adopting the kind of drive of bevel gear between once balance system and the secondary balancing system, the elevation of the flexible oil pumper of energy-conservation times of journey of secondary balancing formula.
Among the figure: 1, production tree; 2, base; 3, wire rope; 4, once balance piece; 5, clutch shaft bearing bearing; 6, movable pulley; 7, first upper bracket; 8, top fixed pulley; 9, gimmal wheel; 10, secondary balancing axle; 11, secondary balancing piece; 12, chain; 13, second upper bracket; 14, motor; 15, shaft coupling; 16, once balance axle; 17, second bearing spider; 18: big chain wheel; 19, crossbeam; 20, quill; 21, adjusting screw(rod); 22, supporting barrel; 23, well portion fixed pulley; 24, well portion support; 25, production tree supporting plate; 26, first gear; 27, second gear; 28, the 3rd gear; 29, the 4th bevel gear; 30, the 3rd bevel gear; 31, power transmission shaft; 32, second bevel gear; 33, first bevel gear; 34, adjusting nut.
The specific embodiment
In order to make the object of the invention, technical scheme and advantage clearer,, the present invention is further specified below in conjunction with accompanying drawing and embodiment.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in the qualification invention.
Fig. 1 and Fig. 2 show the structure of the flexible oil pumper of energy-conservation times of journey of secondary balancing formula that the embodiment of the invention provides.For the ease of explanation, only show the part relevant with the present invention.
This oil pumper comprises: movable pulley 6; Once balance piece 4; Once balance axle 16; Clutch shaft bearing support 5; Second support of bearing 17; Base 2; Shaft coupling 15; Motor 14; Big chain wheel 18; Chain 12; Gimmal wheel 9; Secondary balancing axle 10; First upper bracket 7; Second upper bracket 13; Secondary balancing piece 11; Production tree supporting plate 25; Well portion support 24; Well portion fixed pulley 23; Supporting barrel 22; Adjusting screw(rod) 21; Quill 20; Crossbeam 19; Top fixed pulley 8; Wire rope 3;
Production tree supporting plate 25 is installed on the production tree 1; Production tree supporting plate 25 is fixed on an end of well portion support 24; The other end of well portion support 24 is equipped with well portion fixed pulley 23, and the other end of well portion support 24 is fixed on an end of supporting barrel 22, and the other end of supporting barrel 22 is fixed on an end of adjusting screw(rod) 21; The other end of adjusting screw(rod) 21 is fixed on an end of quill 20; The other end of quill 20 is fixed on an end of crossbeam 19, and crossbeam 19 is fixed on the base 2 through first upper bracket 7, and the end near quill 20 of crossbeam 19 is equipped with top fixed pulley 8; One end of wire rope 3 is fixed on the crossbeam 19, and the other end of wire rope 3 is fixed on the production tree supporting plate 25 through movable pulley 6, top fixed pulley 8 and well portion fixed pulley 23 successively.
In embodiments of the present invention, the rotating ratio of once balance system and secondary balancing system is 1: 2.
As shown in Figure 3; In embodiments of the present invention; When adopting the kind of drive of roller gear between once balance system and the secondary balancing system, the drive mechanism between once balance system and the secondary balancing system comprises: first gear 26, second gear 27, the 3rd gear 28;
First gear, 26, the first gears 26 are installed on the once balance axle 16 are meshed with second gear 27, second gear 27 is fixed in first upper bracket, 7, the second gears 27 through turning cylinder and is meshed with the 3rd gear 28, and the 3rd gear 28 is installed on the secondary balancing axle 10.
As shown in Figure 4; In embodiments of the present invention; When adopting the kind of drive of bevel gear between once balance system and the secondary balancing system, the drive mechanism between once balance system and the secondary balancing system comprises: first bevel gear 33, second bevel gear 32, power transmission shaft 31, the 3rd bevel gear 30, the 4th bevel gear 29;
In embodiments of the present invention, once balance piece 4 is fixed on an end of once balance axle 16 through key.
In embodiments of the present invention, quill 20 is fixed on an end of crossbeam 19 through bearing pin.
In embodiments of the present invention, on the adjusting screw(rod) 21 adjusting nut 34 is installed.
Below in conjunction with accompanying drawing and specific embodiment application principle of the present invention is further described.
Like Fig. 1 and shown in Figure 2, motor 14 is installed on the base 2, the output shaft of motor 14 and once balance piece axle 13 usefulness shaft couplings 15 are in transmission connection; Once balance piece 4 is fixed on the once balance axle 16 through key; Movable pulley 6 is fixed on the once balance piece 4, and crossbeam 19 is affixed on the base 2 through first upper bracket 7, and top fixed pulley 8 is installed on crossbeam 19; Quill 20 and crossbeam 19 are connected through bearing pin; Adjusting screw(rod) about 21 connects quill 20 and supporting barrel 22, and mounting shaft portion support 24 on production tree supporting plate 25 is installed to well portion fixed pulley on the well portion support 24 again; Wire rope 3 is walked around movable pulley, top fixed pulley and well portion fixed pulley successively from the well head part, be fixed at last on the crossbeam 19;
As shown in Figure 1, when adopting the kind of drive of chain between once balance system and the secondary balancing system, the drive mechanism between once balance system and the secondary balancing system comprises: big chain wheel 18, chain 12, gimmal wheel 9; Big chain wheel 18 is installed on the once balance axle 16 and drives 9 rotations of gimmal wheel through chain 12, and gimmal wheel 9 drives secondary balancing axle 10 and rotates, and secondary balancing axle 10 drives 11 rotations of secondary balancing piece;
As shown in Figure 3, when adopting the kind of drive of roller gear between once balance system and the secondary balancing system, the drive mechanism between once balance system and the secondary balancing system comprises: first gear 26, second gear 27, the 3rd gear 28; First gear 26 is installed on the once balance axle 16, and first gear 26 drives the 3rd gear 28 through second gear 27 and rotates, and the 3rd gear 28 drives secondary balancing axle 10 and rotates, and secondary balancing axle 10 drives secondary balancing piece 11 and rotates;
As shown in Figure 4; When adopting the kind of drive of bevel gear between once balance system and the secondary balancing system, the drive mechanism between once balance system and the secondary balancing system comprises: first bevel gear 33, second bevel gear 32, power transmission shaft 31, the 3rd bevel gear 30, the 4th bevel gear 29;
Be fixed in first bevel gear 33 and second bevel gear 32 on the once balance axle 16; Second bevel gear 32 is in transmission connection through power transmission shaft 31 and the 3rd bevel gear 30; The 3rd bevel gear 30 is meshed with the 4th bevel gear 29; The 4th bevel gear 29 drives secondary balancing axle 10 and rotates, and secondary balancing axle 10 drives secondary balancing piece 11 and rotates.
The flexible oil pumper of energy-conservation times of journey of the secondary balancing formula that the embodiment of the invention provides is made up of two cover balance sysmtes, in the once balance system; Motor 14 is in transmission connection through shaft coupling 15 and once balance axle 16, and once balance axle 16 drives 4 motions of once balance piece, and the rotation of movable pulley 6 has driven the motion of the wire rope 3 that twines on it on the once balance piece 4; Thereby realized the oil pumping action; Another part power of motor 14 outputs simultaneously drives secondary balancing piece 11 motions in the secondary balancing system through mechanical drive mode, has realized the secondary balancing action, and once balance system and secondary balancing system rotating ratio satisfy 1: 2 relation; Can obtain to regulate preferably torque curve; The kind of drive between once balance system and the secondary balancing system can adopt chain 12 transmissions, column gear transmission and bevel gear transmission, and the kind of drive is various and flexible, once balance system and the acting in conjunction of secondary balancing system; Eliminated the negative torque phenomenon; Also reduced simultaneously the torque ripple momentum, reducing of torque ripple momentum can better matching motor 14, has improved the operating efficiency of motor 14 and whole oil pumper; More energy-conservation 30%～40% than conventional pumping unit, realized the purpose of energy-conservation and environmental protection.
More than be merely preferred embodiment of the present invention,, all any modifications of within spirit of the present invention and principle, being done, be equal to and replace and improvement etc., all should be included within protection scope of the present invention not in order to restriction the present invention.
Claims (7)
1. the flexible oil pumper of energy-conservation times of journey of a secondary balancing formula; It is characterized in that this oil pumper comprises: movable pulley, once balance piece, once balance axle, clutch shaft bearing support, second support of bearing, base, shaft coupling, motor, big chain wheel, chain, gimmal wheel, secondary balancing axle, first upper bracket, second upper bracket, secondary balancing piece, production tree, production tree supporting plate, well portion support, well portion fixed pulley, supporting barrel, adjusting screw(rod), quill, crossbeam, top fixed pulley, wire rope;
Said movable pulley is installed on the said once balance piece; Said once balance piece is installed on the end of said once balance axle; Said once balance axle is installed on the said base through the said clutch shaft bearing support and second support of bearing; The other end of said once balance axle is in transmission connection through the output shaft of said shaft coupling and said motor; Said motor mounting is on said base, and said movable pulley, once balance piece, once balance axle, shaft coupling and motor have constituted the once balance system of this oil pumper;
Said big chain wheel is installed on the said once balance axle; Said big chain wheel is in transmission connection through said chain and said gimmal wheel; Said gimmal wheel is installed on the said secondary balancing axle; Said secondary balancing axle is fixed on the said base through said first upper bracket and second upper bracket, and said secondary balancing piece also is installed on the said secondary balancing axle, and said big chain wheel, chain, gimmal wheel, secondary balancing axle and secondary balancing piece have constituted the secondary balancing system of this oil pumper;
Said production tree supporting plate is installed on the said production tree; Said production tree supporting plate is fixed on an end of said well portion support; The other end of said well portion support is equipped with said well portion fixed pulley; The other end of said well portion support is fixed on an end of said supporting barrel; The other end of said supporting barrel is fixed on an end of said adjusting screw(rod), and the other end of said adjusting screw(rod) is fixed on an end of said quill, and the other end of said quill is fixed on an end of said crossbeam; Said crossbeam is fixed on the said base through said first upper bracket; End near said quill of said crossbeam is equipped with said top fixed pulley, and an end of said wire rope is fixed on the said crossbeam, and the other end of said wire rope is fixed on the said production tree supporting plate through said movable pulley, top fixed pulley and well portion fixed pulley successively.
2. oil pumper as claimed in claim 1 is characterized in that, the rotating ratio of said once balance system and secondary balancing system is 1: 2.
3. according to claim 1 or claim 2 oil pumper; It is characterized in that; When adopting the kind of drive of roller gear between said once balance system and the secondary balancing system, the drive mechanism between said once balance system and the secondary balancing system comprises: first gear, second gear, the 3rd gear;
Said first gear is installed on the said once balance axle; Said first gear is meshed with second gear; Said second gear is fixed in said first upper bracket through turning cylinder, and said second gear is meshed with said the 3rd gear, and said the 3rd gear is installed on the said secondary balancing axle.
4. according to claim 1 or claim 2 oil pumper; It is characterized in that; When adopting the kind of drive of bevel gear between said once balance system and the secondary balancing system, the drive mechanism between said once balance system and the secondary balancing system comprises: first bevel gear, second bevel gear, power transmission shaft, the 3rd bevel gear, the 4th bevel gear;
Said first bevel gear is installed on the said once balance axle; Said first bevel gear is meshed with said second bevel gear; Said second bevel gear is connected with said the 3rd gear drive through said power transmission shaft; Said the 3rd bevel gear is meshed with said the 4th bevel gear, and said the 4th bevel gear is installed on the said secondary balancing axle, and said power transmission shaft is fixed on said first upper bracket through bearing arrangement.
5. oil pumper as claimed in claim 1 is characterized in that, said once balance piece is fixed on an end of said once balance axle through key.
6. oil pumper as claimed in claim 1 is characterized in that, said quill is fixed on an end of crossbeam through bearing pin.
7. oil pumper as claimed in claim 1 is characterized in that, on the said adjusting screw(rod) adjusting nut is installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210087204.4A CN102587872B (en) | 2012-03-29 | 2012-03-29 | A kind of secondary balanced energy-saving double-stroke flexible pumping unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210087204.4A CN102587872B (en) | 2012-03-29 | 2012-03-29 | A kind of secondary balanced energy-saving double-stroke flexible pumping unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102587872A true CN102587872A (en) | 2012-07-18 |
| CN102587872B CN102587872B (en) | 2015-09-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210087204.4A Active CN102587872B (en) | 2012-03-29 | 2012-03-29 | A kind of secondary balanced energy-saving double-stroke flexible pumping unit |
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| Country | Link |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2876324Y (en) * | 2006-01-16 | 2007-03-07 | 赵童君 | Two stage counter balance compensation type roving beam oil pumping machine |
| CN101581206A (en) * | 2009-05-15 | 2009-11-18 | 大庆油田有限责任公司 | Multiple-stroke flexible beam pumping unit |
| CN102140905A (en) * | 2011-03-28 | 2011-08-03 | 东北石油大学 | Flexible-transmission composite balanced oil sucking machine |
-
2012
- 2012-03-29 CN CN201210087204.4A patent/CN102587872B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2876324Y (en) * | 2006-01-16 | 2007-03-07 | 赵童君 | Two stage counter balance compensation type roving beam oil pumping machine |
| CN101581206A (en) * | 2009-05-15 | 2009-11-18 | 大庆油田有限责任公司 | Multiple-stroke flexible beam pumping unit |
| CN102140905A (en) * | 2011-03-28 | 2011-08-03 | 东北石油大学 | Flexible-transmission composite balanced oil sucking machine |
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| Publication number | Publication date |
|---|---|
| CN102587872B (en) | 2015-09-30 |
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