CN201111546Y - Combination type oil pumping machine - Google Patents
Combination type oil pumping machine Download PDFInfo
- Publication number
- CN201111546Y CN201111546Y CNU2007200908360U CN200720090836U CN201111546Y CN 201111546 Y CN201111546 Y CN 201111546Y CN U2007200908360 U CNU2007200908360 U CN U2007200908360U CN 200720090836 U CN200720090836 U CN 200720090836U CN 201111546 Y CN201111546 Y CN 201111546Y
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- Prior art keywords
- hydraulic cylinder
- hydraulic
- gear
- piston rod
- valve
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- Expired - Fee Related
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Abstract
The utility model discloses a combined oil pumping machine which forms a hydraulic input and output oil passage by an oil tank with hydraulic oil, a pump motor group, a pilot-operated type overflow valve, a flow regulating valve, a two-position four-way electro-hydraulic valve. A working oil pipe A of the two-position four-way electro-hydraulic valve is connected with a chamber without a piston rod of the hydraulic cylinder; a working oil pipe B thereof is connected with a piston rod chamber of the hydraulic cylinder; wherein, the hydraulic cylinder is a gear and rack swing hydraulic cylinder; the output shaft of the gear and rack swing hydraulic cylinder is connected with the input shaft of a gearbox; the output shaft of the gearbox is connected with the shaft of a roller; the roller is enwound by wire ropes which are connected with an oil pumping rod by a fixed pulley; two ends of the piston rod of the gear and rack swing hydraulic cylinder are provided with contacts; two ends of the stroke of the piston rod of the gear and rack swing hydraulic cylinder are respectively provided with a stroke switch with controllable contact. The combined oil pumping machine has the advantages of simple structure, small volume of equipment, convenient steering, good energy-saving effect and low failure rate.
Description
Technical field
The utility model belongs to petroleum works oil recovery technique field, is specifically related to a kind of combined type oil pumper.
Background technology
Existing pumping unit of well is to drive the reciprocal tractive sucker rod of lever by motor by rocker-arm link to constitute, be commonly called as the machine of kowtowing, this equipment at home and abroad the oil recovery field be widely used, technology maturation, its weak point such as plant equipment are very huge, cost is higher, and fault rate height, energy consumption are big etc.The patent No. is 01251405.5 to disclose a kind of hydraulic drive oil pumping machine, its technical scheme is: successively hydraulic oil pump, reversal valve, hydraulic cylinder are connected by pipeline, piston rod in the hydraulic cylinder is supporting leading block, the tractive wire rope one end ground connection that is around on the leading block is fixed, another movable end is connected with the sucker rod of oil well, and its hydraulic stem is supporting leading block and carrying out that lifting back and forth moves, tractive sucker rod back and forth operation oil pumping in pit shaft then.The stroke of this kind structural requirement hydraulic cylinder piston rod has enough length, and piston rod will have guiding mechanism, requires to improve the flow of hydraulic oil for reaching commutation, thereby has increased use cost, and fault rate is increased.
The utility model content
For solving the above-mentioned defective that prior art exists, it is a kind of simple in structure that the purpose of this utility model is to provide, and equipment volume is little, and commutation is convenient, good energy-conserving effect, the combined type oil pumper that fault rate is low.
For achieving the above object, the technical solution used in the present invention is, this combined type oil pumper is by the fuel tank with hydraulic oil, the pump motor group, pilot operated compound relief valve, adjustable throttling, the two-position four-way electro hydraulic valve, manually two position two-way valve constitutes hydraulic pressure input and output oil circuit, and the working tubing A of two-position four-way electro hydraulic valve links to each other with the piston-less lumen of hydraulic cylinder, working tubing B links to each other with the rod end chamber that has of hydraulic cylinder, wherein: hydraulic cylinder is the rack-and-pinion oscillating motor, and the output shaft of rack-and-pinion oscillating motor links to each other with the power shaft of gearbox, and the output shaft of gearbox is connected with the axle of cylinder, be wound with wire rope on the cylinder, wire rope links to each other with sucker rod by fixed pulley; Rack-and-pinion oscillating motor piston rod two ends are provided with contact, are provided with the controllable travel switch of contact respectively at the both ends of rack-and-pinion oscillating motor piston rod stroke.
Described gearbox has casing, in casing, be provided with power shaft, be connected with driving gear by key on the power shaft, driving gear be arranged in jackshaft on the pinion of duplicate gear be meshed, the gear wheel in the duplicate gear is meshed with driven gear on the output shaft.
Adopt the beneficial effect of technique scheme: this combined type oil pumper is by the fuel tank with hydraulic oil, the pump motor group, pilot operated compound relief valve, adjustable throttling, the two-position four-way electro hydraulic valve, manually two position two-way valve constitutes Hydraulic Station, and driven gear tooth bar oscillating motor is reciprocating, the output shaft of rack-and-pinion oscillating motor connects cylinder by gearbox, and the wire rope that twines on the cylinder connects sucker rod.Compared with prior art, Hydraulic Station is as power source, and is simple in structure, equipment volume is little, energy-saving safe, fault rate is low, long service life, the rack-and-pinion oscillating motor changes straight reciprocating motion into and rotatablely moves, the speed ratio of gearbox can be according to the stroke and the required travel settings of sucker rod of oil cylinder, and by the speed governing of cylinder, can reduce the impulse stroke of hydraulic cylinder piston rod, realize the reciprocating motion of sucker rod, reduced use cost.
Below in conjunction with accompanying drawing specific embodiment of the utility model is described in further detail.
Description of drawings
Fig. 1 is the utility model combined type oil pumper structural representation.
The specific embodiment
As the combined type oil pumper that Fig. 1 asked, has fuel tank 1, fuel tank 1 is built-in with hydraulic oil, the hydraulic oil that the inlet of pump motor group 3 is communicated with in the fuel tank 1 by coarse filter 2, the outlet of pump motor group 3 links to each other with one way valve 4, one way valve 4 is communicated with pilot-operated type fluid valve 5, manual two position two-way valve 6, adjustable throttling 8, pilot operated compound relief valve 5 outlets are communicated with fuel tank 1, manually the outlet of two position two-way valve 6 is communicated with fuel tank 1 by thin oil filter 7, the outlet of adjustable throttling 8 is connected with the P mouth of two-position four-way electro hydraulic valve 9, the O mouth of two-position four-way electro hydraulic valve 9 is connected with thin oil filter 7, the actuator port A of two-position four-way electro hydraulic valve 9 is connected with the piston-less lumen of rack-and-pinion oscillating motor 12, and the actuator port B of two-position four-way electro hydraulic valve 9 is connected with the rod end chamber that has of rack-and-pinion oscillating motor 12.Rack-and-pinion oscillating motor 12 has output shaft 13, output shaft 13 links to each other with gearbox, gearbox has housing 23, be provided with power shaft 14 in the housing 23, power shaft 14 is connected with driving gear 15 by key, driving gear 15 be arranged in jackshaft on the pinion 16 of duplicate gear be meshed, gear wheel 17 in the duplicate gear is meshed with driven gear 18 on the output shaft, the output shaft of gearbox is connected with the axle of cylinder 20, be wound with wire rope 21 on the cylinder 20, wire rope 21 links to each other with sucker rod 22 by fixed pulley 19.Rack-and-pinion oscillating motor piston rod two ends are provided with contact 10, are provided with the controllable travel switch 11 of contact respectively at the both ends of rack-and-pinion oscillating motor piston rod stroke.
Operating principle: referring to combined type oil pumper structural representation, when needs work, Hydraulic Station enters the piston-less lumen of rack-and-pinion oscillating motor through the A of two-position four-way electro hydraulic valve mouth, the promotion piston rod is up, the output shaft that drives hydraulic cylinder rotates, and through the rotation of gearbox drive cylinder, the wire rope that twines on the cylinder drives the sucker rod motion, when piston rod arrived the end of stroke, the contact impact stroke switch on the piston rod made the commutation of two-position four-way electro hydraulic valve, to the rack-and-pinion oscillating motor rod end chamber fuel feeding arranged by the B mouth of two-position four-way electro hydraulic valve, make piston rod descending, and make the sucker rod counter motion, thereby realized oil pumping through transmission mechanism.When piston rod moved downward the end of down stroke, contact collided following travel switch, the commutation of two-position four-way electro hydraulic valve, and going round and beginning again, it is fuel-displaced to finish reciprocating motion.When the stop motion of need sucker rod, by the commutation of manual two position two-way valve, hydraulic oil by fuel sucking pipe in the coarse filter suction pump and pump, through one way valve, manually two position two-way valve, fine cleaner, flow back to fuel tank.
Claims (2)
1. combined type oil pumper, by fuel tank with hydraulic oil, the pump motor group, pilot operated compound relief valve, adjustable throttling, the two-position four-way electro hydraulic valve, manually two position two-way valve constitutes hydraulic pressure input and output oil circuit, the working tubing A of two-position four-way electro hydraulic valve links to each other with the piston-less lumen of hydraulic cylinder, and working tubing B links to each other with the rod end chamber that has of hydraulic cylinder, it is characterized in that: hydraulic cylinder is the rack-and-pinion oscillating motor, the output shaft of rack-and-pinion oscillating motor links to each other with the power shaft of gearbox, the output shaft of gearbox is connected with the axle of cylinder, is wound with wire rope on the cylinder, and wire rope links to each other with sucker rod by fixed pulley; Rack-and-pinion oscillating motor piston rod two ends are provided with contact, are provided with the controllable travel switch of contact respectively at the both ends of rack-and-pinion oscillating motor piston rod stroke.
2. combined type oil pumper according to claim 1, it is characterized in that: described gearbox has casing, in casing, be provided with power shaft, be connected with driving gear by key on the power shaft, driving gear be arranged in jackshaft on the pinion of duplicate gear be meshed, the gear wheel in the duplicate gear is meshed with driven gear on the output shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200908360U CN201111546Y (en) | 2007-06-15 | 2007-06-15 | Combination type oil pumping machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200908360U CN201111546Y (en) | 2007-06-15 | 2007-06-15 | Combination type oil pumping machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201111546Y true CN201111546Y (en) | 2008-09-10 |
Family
ID=39963289
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200908360U Expired - Fee Related CN201111546Y (en) | 2007-06-15 | 2007-06-15 | Combination type oil pumping machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201111546Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108223481A (en) * | 2018-03-21 | 2018-06-29 | 烟台工程职业技术学院 | Numerical control oscillating oil cylinder and control method |
| CN108749484A (en) * | 2018-05-12 | 2018-11-06 | 柴建华 | Novel injection mold manufacturing device |
| CN109058405A (en) * | 2018-09-06 | 2018-12-21 | 胡捷 | A kind of compressor drive and compressor |
| WO2022110544A1 (en) * | 2020-11-26 | 2022-06-02 | 中国矿业大学 | Adjustment apparatus and method for tension balancing between multiple ropes |
-
2007
- 2007-06-15 CN CNU2007200908360U patent/CN201111546Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108223481A (en) * | 2018-03-21 | 2018-06-29 | 烟台工程职业技术学院 | Numerical control oscillating oil cylinder and control method |
| CN108749484A (en) * | 2018-05-12 | 2018-11-06 | 柴建华 | Novel injection mold manufacturing device |
| CN109058405A (en) * | 2018-09-06 | 2018-12-21 | 胡捷 | A kind of compressor drive and compressor |
| WO2022110544A1 (en) * | 2020-11-26 | 2022-06-02 | 中国矿业大学 | Adjustment apparatus and method for tension balancing between multiple ropes |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080910 Termination date: 20120615 |