CN202707002U - Folding belt oil pumping unit - Google Patents
Folding belt oil pumping unit Download PDFInfo
- Publication number
- CN202707002U CN202707002U CN 201220319341 CN201220319341U CN202707002U CN 202707002 U CN202707002 U CN 202707002U CN 201220319341 CN201220319341 CN 201220319341 CN 201220319341 U CN201220319341 U CN 201220319341U CN 202707002 U CN202707002 U CN 202707002U
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- CN
- China
- Prior art keywords
- belt
- folding leg
- oil pumping
- pumping unit
- rear folding
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model relates to a folding belt oil pumping unit. A bracket is composed of a front bracket leg and a rear folding leg, the rear folding leg is composed of an upper rear folding leg and a lower rear folding leg which are linked with each other through a rotation shaft and fixedly connected with each other through a fixing shaft, a roller is installed at the top of the front bracket leg, a belt is wound on the roller, one end of the belt is connected with a suspending device, the other end of the belt is connected with a beam which is installed at one end of a connection rod, and the other end of the connection rod is connected with a crank body through a crank pin shaft seat. By means of a unique design of the crank body in the oil pumping unit, balance effects of the oil pumping unit are improved, peak values and valley values of net torque are reduced, and the peak values and the valley values are output by a crank shaft of the oil pumping unit; and a four bar mechanism of a beam-pumping unit is replaced by the bracket of the folding belt oil pumping unit, so that stress among the mechanisms is improved, swing inertia is reduced, energy consumption of the oil pumping unit is reduced, and comprehensive efficiencies are improved.
Description
Technical field
The utility model belongs to the oil exploitation field of mechanical technique, is specifically related to a kind of collapsible belt oil pumping machine.
Background technology
Oil pumper is topmost lifting equipment in the rod pumping system.Over more than 100 year, beam pumping unit occupies the empery status always.It mainly is comprised of crank, connecting rod, walking beam, horse head, the rigging that motor, reducer drive, its main feature is applied widely, reliability and durability, technology maturation, but also there is apparent in view shortcoming, driving-chain is longer, cause efficient lower, energy consumption is high, and is bulky, from great, occupation of land is many.Although improve through many-sided, beam pumping unit only has 12%～23% in general area at home in the system-wide gross efficiency of rod pumping pump, and advanced area is so far also less than 30%.The conventional type Analysis of Oil Well System Efficiency of the U.S. is higher, but also only has 46%.In recent years, develop multiple beam type new architecture, alleviated to a certain extent these weakness, improved utilization rate of electrical and load lifting ability.But counterbalance effect is not basic to be improved, acceleration is high, load is large, has reduced actual load and has utilized degree and oil pumper application life.Therefore, novel have very tempting development potentiality without beam pumping unit always.
Summary of the invention
The purpose of this utility model be to solve problems of the prior art and provide that a kind of driving-chain is short, system effectiveness is high, energy consumption is low, compact conformation, volume is little, lightweight, cost is low, can complete machine fold, make things convenient for the collapsible belt oil pumping machine of movement.
It can realize complete machine folding operation and efficient, energy-conservation, the oil rig of recover petroleum cheaply.
The technical solution of the utility model is achieved in that a kind of collapsible belt oil pumping machine, comprise the reducer that is fixed on the base, be installed in the crank body of reducer both sides, be arranged on the balance weight of crank body both sides, be hinged on support and cylinder on the base, belt, suspender, crossbeam and connecting rod, described support by the support foreleg and upper after the rear folding leg that forms of folding leg and lower rear folding leg consist of, folding leg and lower rear folding leg link by turning cylinder after wherein going up, be fixedly connected with by fixed axis with lower rear folding leg at upper rear folding leg, cylinder is installed in support foreleg top, belt is wrapped on the cylinder, one end of belt connects suspender, the other end connecting cross beam of belt, crossbeam is installed in an end of connecting rod, and the other end of connecting rod is connected on this crank body by the crank-pin axle bed.
Described crank body is made of weight arm and bias arm, the other end of described connecting rod is connected on this bias arm by the crank-pin axle bed, the described balance weight that is arranged on the crank body both sides is installed in the top of this weight arm, and the angle on the described crank body between weight arm and the bias arm is 68 °.
One end of described rear folding leg is installed in the top of support foreleg by the A jointed shaft, and an end of lower rear folding leg is installed in a side of reducer by the B jointed shaft, and described support foreleg is installed on the base by the C jointed shaft.
Good effect of the present utility model: crank body unique in this oil pumper designs, and has improved the counterbalance effect of oil pumper, has reduced peak value and the valley of oil pumping machine crank axle output net torque; Support in this utility model replaces the quadric chain of beam pumping unit, has improved stressed between each mechanism, has reduced swing inertia, makes the Energy Intensity Reduction of oil pumper, has improved overall efficiency; The in addition outward appearance of short, compact conformation can realize that complete machine is folding, need not to tear open machine, the integral moving well site; Collapsible belt oil pumping machine with at present in the world general conventional type beam pumping unit compare and have diverse new structure, it is simple in structure, driving-chain is short, system effectiveness is high, energy consumption is low, can fold, make things convenient for movement by complete machine, be applicable to the oil well occasion of migrating and the well site has higher requirements.
Description of drawings
Fig. 1 is collapsible belt oil pumping machine structural representation.
The folding schematic diagram of collapsible belt oil pumping machine when Fig. 2 is well workover and movement.
Fig. 3 is the crank body structural representation.
Among the figure: 1. base, 2. support foreleg, folding leg after 3. going up is rolled over leg after 4. time, 5. cylinder, 6. belt, 7. suspender, 8. crossbeam, 9. connecting rod, 10. crank-pin axle bed, 11. crank bodies, 12. balance weight A, 13. balance weight B, 14. reducers, 15. turning cylinders, 16. fixed axis, 17 .A jointed shafts, 18 .B jointed shafts, 19. the C jointed shaft, 20. bias arms, 21. weight arms.
The specific embodiment
Such as Fig. 1,2, shown in 3, this utility model comprises the reducer 14 that is fixed on the base 1, be installed in the crank body 11 of reducer both sides, be arranged on the balance weight of crank body 11 both sides, be hinged on support and cylinder 5 on the base, belt 6, suspender 7, crossbeam 8 and connecting rod 9, it is characterized in that: described support by support foreleg 2 and upper after the rear folding leg that forms of folding leg 3 and lower rear folding leg 4 consist of, folding leg 3 and lower rear folding leg 4 are by turning cylinder 15 links after wherein going up, be fixedly connected with by fixed axis 16 with lower rear folding leg 4 at upper rear folding leg 3, cylinder 5 is installed in support foreleg 2 tops, belt 6 is wrapped on the cylinder 5, one end of belt 6 connects suspender 7, the other end connecting cross beam 8 of belt 6, crossbeam 8 is installed in an end of connecting rod 9, and the other end of connecting rod 9 is connected on this crank body 11 by crank-pin axle bed 10.
Described crank body 11 is the monoblock cast structure, consisted of by weight arm 21 and bias arm 20, its side is provided with bias arm (having another name called " dog-leg "), the other end of described connecting rod 9 is connected on this bias arm 20 by crank-pin axle bed 10, the described balance weight that is arranged on crank body 11 both sides is installed in the top of this weight arm 21, and the angle on the described crank body 11 between weight arm 21 and the bias arm 20 is 68 °.Inertial load when this angle can effectively reduce machine startup and acceleration effectively reduce the peak torque that reducer output shaft bears.
One end of described rear folding leg 3 is installed in the top of support foreleg 2 by A jointed shaft 17, and an end of lower rear folding leg 4 is installed in a side of reducer 14 by B jointed shaft 18, and described support foreleg 2 is installed on the base 1 by C jointed shaft 19.
Folding leg 3 and lower rear folding leg 4 are that turning cylinder 15 is hinged by best fulcrum after wherein going up, after reducer 14 driving crank bodies 11, connecting rod 9 work, crank 11, connecting rod 9 and crossbeam 8 drive belt 6, around cylinder 5 upper and lower reciprocating motion in vertical guide, suspender 7 moves up and down and realizes oil pumping under the drive of belt.
As shown in Figure 2, when well workover and movement, allow crank body 11 be in the state of naturally drooping, pull down fixed axis 16, lower rear folding leg 4 is transferred to plane on the base 1 around B jointed shaft 18, and upper rear folding leg 3 moving axis 15 that rotates bends inwards, support foreleg 2 is inwardly toppled over around A jointed shaft 17 and C jointed shaft 19 simultaneously, this moment, connecting rod 9 and crossbeam 8 flexing handle axis pin bases 10 were rotated down to lower rear folding leg 4, and all the other members keep original position constant, and complete machine is folding to be finished.
Claims (3)
1. collapsible belt oil pumping machine, comprise the reducer (14) that is fixed on the base (1), be installed in the crank body (11) of reducer both sides, be arranged on the balance weight of crank body (11) both sides, be hinged on support and cylinder (5) on the base, belt (6), suspender (7), crossbeam (8) and connecting rod (9), it is characterized in that: described support is rolled over the rear folding leg formation that leg (3) and lower rear folding leg (4) form by support foreleg (2) and upward, folding leg (3) and lower rear folding leg (4) are by turning cylinder (15) link after wherein going up, be fixedly connected with by fixed axis (16) with lower rear folding leg (4) at upper rear folding leg (3), cylinder (5) is installed in support foreleg (2) top, belt (6) is wrapped on the cylinder (5), one end of belt (6) connects suspender (7), the other end connecting cross beam (8) of belt (6), crossbeam (8) is installed in an end of connecting rod (9), and the other end of connecting rod (9) is connected on this crank body (11) by crank-pin axle bed (10).
2. collapsible belt oil pumping machine according to claim 1, it is characterized in that: described crank body (11) is made of weight arm (21) and bias arm (20), the other end of described connecting rod (9) is connected on this bias arm (20) by crank-pin axle bed (10), the described balance weight that is arranged on crank body (11) both sides is installed in the top of this weight arm (21), and the angle between the upper weight arm (21) of described crank body (11) and the bias arm (20) is 68 °.
3. collapsible belt oil pumping machine according to claim 1, it is characterized in that: an end of described rear folding leg (3) is installed in the top of support foreleg (2) by A jointed shaft (17), an end of folding leg (4) is installed in a side of reducer (14) by B jointed shaft (18) after lower, and described support foreleg (2) is installed on the base (1) by C jointed shaft (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220319341 CN202707002U (en) | 2012-07-04 | 2012-07-04 | Folding belt oil pumping unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220319341 CN202707002U (en) | 2012-07-04 | 2012-07-04 | Folding belt oil pumping unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202707002U true CN202707002U (en) | 2013-01-30 |
Family
ID=47587311
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220319341 Expired - Fee Related CN202707002U (en) | 2012-07-04 | 2012-07-04 | Folding belt oil pumping unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202707002U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103696738A (en) * | 2013-07-02 | 2014-04-02 | 大庆大华宏业石油工程技术有限公司 | Slide way type flexible positive torque oil pumping unit |
| CN107725574A (en) * | 2017-10-30 | 2018-02-23 | 濮阳市江源齿轮制造有限公司 | A kind of crank suitable for oil pumper |
| CN107725002A (en) * | 2017-10-27 | 2018-02-23 | 濮阳市江源齿轮制造有限公司 | A kind of belt roller device suitable for oil pumper |
-
2012
- 2012-07-04 CN CN 201220319341 patent/CN202707002U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103696738A (en) * | 2013-07-02 | 2014-04-02 | 大庆大华宏业石油工程技术有限公司 | Slide way type flexible positive torque oil pumping unit |
| CN107725002A (en) * | 2017-10-27 | 2018-02-23 | 濮阳市江源齿轮制造有限公司 | A kind of belt roller device suitable for oil pumper |
| CN107725574A (en) * | 2017-10-30 | 2018-02-23 | 濮阳市江源齿轮制造有限公司 | A kind of crank suitable for oil pumper |
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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 |
Granted publication date: 20130130 Termination date: 20150704 |
|
| EXPY | Termination of patent right or utility model |