CN204299985U - Hydraulic variable flow controls oil pumper - Google Patents

Hydraulic variable flow controls oil pumper Download PDF

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Publication number
CN204299985U
CN204299985U CN201420740985.7U CN201420740985U CN204299985U CN 204299985 U CN204299985 U CN 204299985U CN 201420740985 U CN201420740985 U CN 201420740985U CN 204299985 U CN204299985 U CN 204299985U
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hydraulic
oil
oil rig
rig
energy
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CN201420740985.7U
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王钰
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Changzhou Able Fluid Technology Co Ltd
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Individual
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Abstract

The utility model discloses a kind of hydraulic variable flow and control oil pumper, comprise oil rig, hydraulic jack, hydraulic pump group, volume adjustable hydraulic pump, motor, hydraulic variable flow mechanism and solenoid directional control valve, the rod chamber pipeline connection of hydraulic variable displacement pump and hydraulic jack, hydraulic variable displacement pump is connected with: absorb energy, the energy storage equipment that releases energy in oil rig uphill process in oil rig decline process, be provided with in the track of oil rig oscilaltion: receive oil rig and to move up and down limit signal and control the proximity switch of solenoid directional control valve commutation.The utility model by arranging energy storage equipment in hydraulic system, the Action of Gravity Field utilizing energy storage equipment to produce when oil rig declines and absorb storage power, and coordinate motor jointly to drive hydraulic variable displacement pump when oil rig rises, thus the high-pressure energy that when making oil rig decline, self gravitation effect compression hydraulic oil produces can be utilized effectively, reach energy-saving and cost-reducing, to reduce equipment use cost object.

Description

Hydraulic variable flow controls oil pumper
Technical field
The utility model relates to a kind of hydraulic variable flow and controls oil pumper.
Background technology
The oil rig of oil pumper, by HYDRAULIC CONTROL SYSTEM pushing action oil cylinder, drives oil rig do oscilaltion campaign and extract underground crude oil.Oil rig rises and relies on oil cylinder effect, and the main self gravitation effect that relies on that declines, in existing hydraulic system, the variable pump promoting cylinder action mainly relies on motor to drive, and in oil rig decline process, the high-pressure energy produced due to oil rig self gravitation effect compression hydraulic oil is not but utilized effectively, and causes the waste of this part energy, is unfavorable for saving energy and reduce the cost, reducing equipment use cost.
Utility model content
The technical problems to be solved in the utility model is: overcome the deficiency in prior art, a kind of hydraulic variable flow is provided to control oil pumper, it can store high-pressure energy in oil rig decline process, and the rising of this high-pressure energy promotion oil rig is discharged when oil rig rises, to save energy consumption, reduce costs.
The utility model solves the technical scheme that its technical problem adopts: a kind of hydraulic variable flow controls oil pumper, comprise and make the oil rig that crude oil is extracted in oscilaltion campaign, promote the hydraulic jack of oil rig motion, the hydraulic system of hydraulic control cylinder action, described hydraulic system has hydraulic pump group, volume adjustable hydraulic pump, the hydraulic variable flow mechanism of the motor driving hydraulic variable displacement pump to rotate and hydraulic control variable pump conversion hydraulic oil outbound course, the oil circuit leading to volume adjustable hydraulic pump in hydraulic pump group is provided with the solenoid directional control valve in conversion running of hydraulic power oil direction, oil circuit between solenoid directional control valve and hydraulic variable displacement pump is provided with the choke valve of hydraulic control stroking mechanism speed, the rod chamber pipeline connection of hydraulic variable displacement pump and hydraulic jack, hydraulic variable displacement pump is connected with: absorb energy in oil rig decline process, release energy in oil rig uphill process and promote oil rig motion energy storage equipment, be provided with in the track of oil rig oscilaltion: receive oil rig move up and down limit signal and control solenoid directional control valve commutation proximity switch.
Preferably, described energy storage equipment is hydraulic accumulator, and hydraulic accumulator is connected with hydraulic variable displacement pump pipeline and saves the energy that when oil rig declines, gravitational force urges produces.
Or also passable, described energy storage equipment is flywheel, flywheel turns is located between motor and hydraulic variable displacement pump and saves the energy that when oil rig declines, gravitational force urges produces.
To move up and down pole location for accurately detecting oil rig, described proximity switch comprises the upper proximity switch that controls motion limit on oil rig and the lower proximity switch of motion limit under controlling oil rig.
The beneficial effects of the utility model are: the utility model by arranging energy storage equipment in hydraulic system, the Action of Gravity Field utilizing energy storage equipment to produce when oil rig declines and absorb storage power, and coordinate motor jointly to drive hydraulic variable displacement pump when oil rig rises, promote hydraulic jack action, thus the high-pressure energy that when making oil rig decline, self gravitation effect compression hydraulic oil produces can be utilized effectively, reach energy-saving and cost-reducing, to reduce equipment use cost object.
Accompanying drawing explanation
Below in conjunction with drawings and embodiments, the utility model is further illustrated.
Fig. 1 is the structural representation of the first embodiment of the utility model.
Fig. 2 is the structural representation of the utility model the second embodiment.
Proximity switch 12. overflow valve under proximity switch 11-2. on 1. oil rig 2. hydraulic jack 3. hydraulic pump group 4. volume adjustable hydraulic pump 5. motor 6. hydraulic variable flow mechanism 7. solenoid directional control valve 8. choke valve 9. hydraulic accumulator 10. flywheel 11-1. in figure
Detailed description of the invention
By reference to the accompanying drawings the utility model is further described now.The schematic diagram that these accompanying drawings are simplification only illustrates basic structure of the present utility model in a schematic way, and therefore it only shows the formation relevant with the utility model.
As shown in Figure 1 be the structural representation of the first embodiment of the utility model, a kind of hydraulic variable flow controls oil pumper, comprise and make oil rig 1, the hydraulic jack 2 of promotion oil rig 1 motion, the hydraulic system of hydraulic control oil cylinder 2 action that crude oil is extracted in oscilaltion campaign, oil rig 1 is connected with the piston rod external part of hydraulic jack 2.
Described hydraulic system has the hydraulic variable flow mechanism 6 that hydraulic pump group 3, volume adjustable hydraulic pump 4, the motor 5 driving hydraulic variable displacement pump 4 to rotate and hydraulic control variable pump 4 convert hydraulic oil outbound course, the oil circuit leading to volume adjustable hydraulic pump 4 in hydraulic pump group 3 is provided with the solenoid directional control valve 7 in conversion running of hydraulic power oil direction, oil circuit between solenoid directional control valve 7 and hydraulic variable displacement pump 4 is provided with the choke valve 8 of hydraulic control stroking mechanism 6 speed, the rod chamber pipeline connection of hydraulic variable displacement pump 4 and hydraulic jack 2.
Hydraulic variable displacement pump 4 is connected with: oil rig 1 decline process absorb energy, release energy in oil rig 1 uphill process and promote oil rig 1 move energy storage equipment, in the present embodiment, preferred energy storage equipment is hydraulic accumulator 9, and hydraulic accumulator 9 is connected with hydraulic variable displacement pump 4 pipeline and saves the energy that when oil rig 1 declines, gravitational force urges produces.
The proximity switch controlling solenoid directional control valve 7 and commutate is provided with in the track of oil rig 1 oscilaltion, described proximity switch comprises the upper proximity switch 11-1 controlling motion limit on the oil rig 1 and lower proximity switch 11-2 controlling oil rig 1 time motion limit, upper proximity switch 11-1, lower proximity switch 11-2, when oil rig 1 moves to upper and lower limit, send signal control solenoid directional control valve 7 and change direction.
The oil circuit that hydraulic pump group 3 leads to solenoid directional control valve 7, volume adjustable hydraulic pump 4 is communicated with hydraulic jack 2 is respectively equipped with the overflow valve 12 hydraulic work system oil circuit being played to safeguard protection effect.
The course of work is summarized as follows: motor 5 start drive volume adjustable hydraulic pump 4 rotate acting, when solenoid directional control valve 7 must not electricity time, hydraulic variable flow mechanism 6 does not act on, and volume adjustable hydraulic pump 4 is in zero-bit, and hydraulic jack 2 and oil rig 1 are in halted state, when a position, the left side electromagnet action of solenoid directional control valve after starting working 7, the hydraulic oil of hydraulic pump group 3 is through the action of choke valve 8 hydraulic control stroking mechanism 6, make volume adjustable hydraulic pump 4 forward output hydraulic pressure oil, the hydraulic oil exported enters in the rod chamber of hydraulic jack 2, the piston promoting hydraulic jack 2 rises, and then piston rod drives oil rig 1 to rise, after oil rig 1 rising is triggered to upper proximity switch 11-1, upper proximity switch 11-1 sends signal, control the b electromagnet action that solenoid directional control valve 7 changes right side, the hydraulic oil of hydraulic pump group 3 is through the action of choke valve 8 hydraulic control stroking mechanism 6, make volume adjustable hydraulic pump 4 oppositely output hydraulic pressure oil, oil rig 1 declines, due to its Action of Gravity Field in oil rig 1 decline process, band hydraulic cylinder 2 piston moves down compression hydraulic oil, the high pressure liquid force feed produced after compression drives volume adjustable hydraulic pump 4, motor 5 also drives volume adjustable hydraulic pump 4 simultaneously, now absorb hydraulic oil and stored energy through hydraulic accumulator 9, after oil rig 1 decline is triggered to lower proximity switch 11-2, upper proximity switch 11-1 sends signal, control a position electromagnet action that solenoid directional control valve 7 changes left side, the hydraulic oil of hydraulic pump group 3 is through the action of choke valve 8 hydraulic control stroking mechanism 6, volume adjustable hydraulic pump 4 is forward output hydraulic pressure oil again, energy coordination motor 5 stored by hydraulic accumulator 9 drives volume adjustable hydraulic pump 4 jointly, output hydraulic pressure oil drives oil rig 1 to rise by hydraulic jack 2 again, circulation like this, by the continuous commutation of solenoid directional control valve 7, realize the reciprocal oscilaltion of oil rig 1 and extract crude oil.
As shown in Figure 2 be the structural representation of the utility model the second embodiment, a kind of hydraulic variable flow controls oil pumper, itself and the first embodiment difference are: described energy storage equipment is flywheel 10, and flywheel 10 rotates and is located between motor 5 and hydraulic variable displacement pump 4 and saves the energy that when oil rig 1 declines, gravitational force urges produces.When oil rig 1 rises, flywheel 10 synchronous motor 5 rotates, when oil rig 1 declines, the high pressure liquid force feed that its gravitational force urges produces makes flywheel 10 accelerate and storage power by hydraulic variable displacement pump 4, the potential energy of oil rig 1 is the kinetic energy of flywheel 10, when oil rig 1 rises again, the kinetic energy of flywheel 10 storage coordinates motor 5 jointly to drive hydraulic variable displacement pump 4 output hydraulic pressure oil, and the piston of promotion hydraulic jack 2 moves.
In above-mentioned embodiment, can also do corresponding conversion in configuration aspects, the installation form as hydraulic jack 2 can be pulling force cylinder form, or also can be the form of thrust cylinder; Upper proximity switch 11-1, lower proximity switch 11-2 also can select the displacement transducer that can set upper-lower position; Solenoid directional control valve 7 and choke valve 8 can adopt solenoid-operated proportional reversal valve to come the variable direction of step-less adjustment hydraulic pump group 3.The installation form of flywheel 10 is for being in transmission connection, and flywheel 10 can be directly installed on motor 5 afterbody, and the kinds of drive such as electromagnetic coupler, driving-belt, gear train also can be used to be connected with hydraulic variable displacement pump 4 and motor 5.
The utility model by arranging energy storage equipment in hydraulic system, the Action of Gravity Field utilizing energy storage equipment to produce when oil rig 1 declines and absorb storage power, and coordinate motor 5 jointly to drive hydraulic variable displacement pump 4 when oil rig 1 rises, promote hydraulic jack 2 action, thus the high-pressure energy that when making oil rig 1 decline, self gravitation effect compression hydraulic oil produces can be utilized effectively, reach energy-saving and cost-reducing, to reduce equipment use cost object.
Above-mentioned embodiment is only for illustrating technical conceive of the present utility model and feature; its object is to person skilled in the art can be understood content of the present utility model and be implemented; protection domain of the present utility model can not be limited with this; all equivalences done according to the utility model Spirit Essence change or modify, and all should be encompassed in protection domain of the present utility model.

Claims (4)

1. a hydraulic variable flow controls oil pumper, comprise and make the oil rig (1) that crude oil is extracted in oscilaltion campaign, promote the hydraulic jack (2) that oil rig (1) moves, the hydraulic system of hydraulic control oil cylinder (2) action, it is characterized in that: described hydraulic system has hydraulic pump group (3), volume adjustable hydraulic pump (4), the hydraulic variable flow mechanism (6) of the motor (5) driving hydraulic variable displacement pump (4) to rotate and hydraulic control variable pump (4) conversion hydraulic oil outbound course, the oil circuit leading to volume adjustable hydraulic pump (4) in hydraulic pump group (3) is provided with the solenoid directional control valve (7) in conversion running of hydraulic power oil direction, oil circuit between solenoid directional control valve (7) and hydraulic variable displacement pump (4) is provided with the choke valve (8) of hydraulic control stroking mechanism (6) speed, the rod chamber pipeline connection of hydraulic variable displacement pump (4) and hydraulic jack (2), hydraulic variable displacement pump (4) is connected with: absorb energy in oil rig (1) decline process, release energy in oil rig (1) uphill process and promote the energy storage equipment that oil rig (1) moves, be provided with in the track of oil rig (1) oscilaltion: receive oil rig (1) and to move up and down limit signal and control the proximity switch that solenoid directional control valve (7) commutates.
2. hydraulic variable flow according to claim 1 controls oil pumper, it is characterized in that: described energy storage equipment is hydraulic accumulator (9), and hydraulic accumulator (9) is connected with hydraulic variable displacement pump (4) pipeline and saves the energy that when oil rig (1) declines, gravitational force urges produces.
3. hydraulic variable flow according to claim 1 controls oil pumper, it is characterized in that: described energy storage equipment is flywheel (10), flywheel (10) rotates and is located between motor (5) and hydraulic variable displacement pump (4) and saves the energy that when oil rig (1) declines, gravitational force urges produces.
4. hydraulic variable flow according to claim 1 or 2 or 3 controls oil pumper, it is characterized in that: described proximity switch comprises the lower proximity switch (11-2) of motion limit under the upper proximity switch (11-1) and control oil rig (1) controlling the upper motion limit of oil rig (1).
CN201420740985.7U 2014-11-30 2014-11-30 Hydraulic variable flow controls oil pumper Active CN204299985U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420740985.7U CN204299985U (en) 2014-11-30 2014-11-30 Hydraulic variable flow controls oil pumper

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420740985.7U CN204299985U (en) 2014-11-30 2014-11-30 Hydraulic variable flow controls oil pumper

Publications (1)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107435529A (en) * 2016-05-27 2017-12-05 胜利油田高原石油装备有限责任公司 Using can reverse variable pump times journey hydraulic pumping unit

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107435529A (en) * 2016-05-27 2017-12-05 胜利油田高原石油装备有限责任公司 Using can reverse variable pump times journey hydraulic pumping unit
CN107435529B (en) * 2016-05-27 2020-02-11 胜利油田高原石油装备有限责任公司 Double-stroke hydraulic pumping unit adopting reversible variable pump

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C14 Grant of patent or utility model
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C41 Transfer of patent application or patent right or utility model
TR01 Transfer of patent right

Effective date of registration: 20151022

Address after: 213000 north room, innovation & Technology Building, Xinbei hi tech park, Jiangsu, Changzhou, 442

Patentee after: Changzhou able Fluid Technology Co., Ltd.

Address before: 213161 Jiangsu province Changzhou city Hutang District Wujin town of Kumho 17 apartment in a room -1802

Patentee before: Wang Yu