CN203035166U - Hydraulic balance energy-saving oil pumping machine - Google Patents

Hydraulic balance energy-saving oil pumping machine Download PDF

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Publication number
CN203035166U
CN203035166U CN 201220702804 CN201220702804U CN203035166U CN 203035166 U CN203035166 U CN 203035166U CN 201220702804 CN201220702804 CN 201220702804 CN 201220702804 U CN201220702804 U CN 201220702804U CN 203035166 U CN203035166 U CN 203035166U
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China
Prior art keywords
bedframe
chain
energy
load
hydro
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Expired - Fee Related
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CN 201220702804
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Chinese (zh)
Inventor
崔英双
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崔英双
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Priority to CN 201220702804 priority Critical patent/CN203035166U/en
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Publication of CN203035166U publication Critical patent/CN203035166U/en
Expired - Fee Related legal-status Critical Current
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Abstract

The utility model discloses a hydraulic balance energy-saving oil pumping machine which is used for oil extraction and gas extraction on an oil field. The hydraulic balance energy-saving oil pumping machine comprises a load end oil pumping rod, a hydraulic oil cylinder, an energy accumulator, a motor reducer, a chain, a fixed pulley, a movable pulley, a ball safety valve, a base framework, a chain wheel and a movable framework, wherein the hydraulic oil cylinder, the energy accumulator, the movable pulley and the chain are arranged in the base framework, and the motor reducer, the chain wheel, the movable framework and the fixed pulley are arranged on the base framework. According to the hydraulic balance energy-saving oil pumping machine, the length of stroke and frequency of the stroke are easy to adjust by means of hydraulic balance, matching performance between power and load is good, energy is effectively saved, and load of a prime motor can be greatly reduced. The hydraulic balance energy-saving oil pumping machine has the advantages of being simple in structure, reliable, light in weight, convenient to install, and easy to operate.

Description

The hydro-cushion energy-saving pumping unit
Technical field
The utility model relates to a kind of oil pumper, especially a kind of hydro-cushion energy-saving pumping unit.
Background technology
Existing market similar functions leading products are with beam pumping unit, and namely the machine of kowtowing is main.The machine ubiquity of kowtowing the low problem of efficiency: be that three of core is taken out system with the machine of kowtowing: oil pumper, sucker rod, oil well pump, average overall efficiency have only 25% in China, minimum is less than 10%, external average overall efficiency also has only 30%.Main cause has 2 points:
One. electric efficiency is low.Under the nominal load condition, the normal efficiency of motor is near 0.9.But for the function of kowtowing is started smoothly, the machine institute gas-distributing motor of kowtowing is very big, makes the pumping-unit motor operating efficiency usually less than 0.4.The used for oil extractor electric weight is huge, and monthly average power consumption 10,000 degree/platforms are big power consumers of field produces, and the oil pumper electricity charge account for the 30%-50% of cost for oil production.Existing structure causes power consumption to do meaningless waste greatly.
Two. balance mode is unreasonable.Existing beam pumping unit mainly is mechanical balance, specifically is divided into three kinds of beam balance, crank balance and plural equilibriums.Wherein, beam balance is used for light-duty oil pumper, and the crank used for oil extractor is in heavy oil pumper, and plural equilibrium is used for neutral oil pumper.Mechanical balance needs metal many, adjusts inconvenient.In the mechanical balance, beam balance is contained in the afterbody of walking beam, balance weight invariant position, adjustable size with balance weight; Crank balance is contained in the crank place with balance weight, and it is constant that the position of balance weight is adjustable and big or small; And plural equilibrium is contained in walking beam and crank two places with balance weight, combines the characteristics of top two kinds of balances.Though several balance modes are had nothing in common with each other, the efficient of its balance is not high, can not accomplish complete equipilibrium, and adjusts inconvenience, causes energy consumption big thus.
The utility model content
Common motor efficiency in pumping unit is low, balance mode is unreasonable in order to solve, adjust inconvenient problem, and a kind of length of stroke is provided the utility model and jig frequency is easy to adjust, good energy-conserving effect, prime mover load hydro-cushion energy-saving pumping unit little, simple in structure.
Technical problem to be solved in the utility model is achieved through the following technical solutions:
A kind of hydro-cushion energy-saving pumping unit comprises load end sucker rod and hydraulic jack, also comprises hydraulic jack, accumulator, motor reducer, chain, fixed pulley, load end sucker rod, movable pulley, ball relief valve, bedframe, sprocket wheel, mobile framework;
Be provided with hydraulic jack, accumulator, movable pulley and chain in the described bedframe, described bedframe is provided with motor reducer, mobile framework and fixed pulley.
Described hydraulic jack and accumulator are located at the bedframe inner bottom part, and described hydraulic jack is connected with accumulator, and described hydraulic jack is provided with movable pulley, are provided with chain in the described bedframe.
Described chain one end is fixed in the bedframe inner top, after the other end passes movable pulley, passes bedframe and is located on the sprocket wheel.
Described mobile framework is provided with motor reducer, and described motor reducer is provided with sprocket wheel.
Described bedframe one side is provided with mobile framework, and described mobile framework is provided with fixed pulley.
Be provided with chain between described fixed pulley and sprocket wheel, the chain terminal is provided with the load end sucker rod on the described fixed pulley.
Described accumulator is provided with ball relief valve.
Described sprocket wheel and movable pulley axle center are on same the straight line at vertical direction, and described sprocket wheel and fixed pulley axle center are on same the straight line in the horizontal direction.
The beneficial effects of the utility model are:
1. the utility model uses hydro-cushion, and length of stroke and jig frequency are easy to regulate.The stroke jig frequency all can be accomplished stepless adjustable, and adjusts simple to operation.Under the prerequisite that basic structure intensity satisfies, the oil recovery that the hydraulic pumping unit of a model can be used for the certain limit well depth needs.
2. the utility model hydro-cushion can make oil pumper power and load matched good, can be effectively energy-conservation, and energy-saving effect can reach more than 60%; The oil pumper running is steady, and dynamic loading is less, can significantly reduce prime mover load.
3. the utility model is simple in structure, reliable, in light weight, and easy for installation, and is simple to operate.
Description of drawings
Below in conjunction with accompanying drawing the specific embodiment of the present utility model is described in further detail.
Fig. 1 is structural representation of the present utility model.
Among the figure, 1. hydraulic jack, 2. accumulator, 3. motor reducer, 4. chain, 5. fixed pulley, 6. load end sucker rod, 7. movable pulley, 8. ball relief valve, 9. bedframe, 10. sprocket wheel, 11. move framework.
The specific embodiment
As shown in Figure 1, a kind of hydro-cushion energy-saving pumping unit of the utility model is made of: hydraulic jack 1, accumulator 2, motor reducer 3, chain 4, fixed pulley 5, load end sucker rod 6, movable pulley 7, ball relief valve 8, bedframe 9, sprocket wheel 10, mobile framework 11.
Bedframe 9 is fixed in ground, hydraulic jack 1 and accumulator 2 are fixed in the bedframe 9, movable pulley 7 is connected with hydraulic jack 1 piston, the oil cylinder other end is fixed in bedframe 9 inner bottom parts, accumulator 2 is connected with the beam hanger chamber of hydraulic jack 1, sprocket wheel 10 is connected with motor reducer 3 one ends, and is installed on the bedframe top, and sprocket wheel 10 and movable pulley 7 axle center are on same the straight line at vertical direction.Mobile framework 11 is installed in bedframe 9 one sides, fixed pulley 5 is installed on mobile framework 11 tops, and sprocket wheel 10 and fixed pulley 5 axle center are on same the straight line in the horizontal direction, 5 on sprocket wheel 10 and fixed pulley are connected by chain 4, and the other end of chain 4 connects load end sucker rod 6 on the fixed pulley 5.
Bedframe 9 inner spaces are big, and hydraulic jack 1 quantity can be selected, and accumulator 2 can be placed a plurality of, take parallel connection or series connection, tackle different polished rod loads, movable pulley 7, fixed pulley 5 can or have tooth sprocket for light face sprocket wheel, quantity can be selected, the design of employing fixed pulley, when load end sucker rod 6 moved 1 meter, oil cylinder stroke was 0.5 meter, reduce oil cylinder stroke, raise the efficiency, rely on 6 deadweights of load end sucker rod for accumulator 2 superchargings, do not need Hydraulic Station that power additionally is provided.
Channel-section steel and i iron assembly welding are made base frames 9, and planar dimension is about 3m * 1.2m * 3m; Mobile framework 11 is channel-section steel and plate assembly welding, and is hinged with bedframe 9, and uses bolt, and pulling down bolt can be the well workover slot milling to the translation of bedframe both sides.
The utility model does not need Hydraulic Station to provide power for hydraulic jack, the utility model electrical control part is conventional design, adopt conventional motor start-up, halt circuit, controlled automatically by computer, can realize multinomial functions such as remote monitoring, data acquisition, data analysis, process control.
Implementation process of the present utility model:
Adjust accumulator 2 pressure and load end sucker rod 6 balances, motor reducer 3 drives sprocket wheel 10 runnings, chain movement therewith, movable pulley 7 drives hydraulic jack and rises, accumulator charging, load end sucker rod 6 descends, otherwise, motor reducer 3 reverses, accumulator 2 release pressures are in hydraulic jack 1, and movable pulley descends, and drive chain 4 and promote load end sucker rod 6, sucker rod rises, and finishes an oil pumping action.
Should be understood that the above-mentioned specific embodiment of the present utility model only is used for exemplary illustration or explains principle of the present utility model, and does not constitute restriction of the present utility model.Therefore, any modification of under the situation that does not depart from spirit and scope of the present utility model, making, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.In addition, the utility model claims are intended to contain whole variations and the modification in the equivalents that falls into claims scope and border or this scope and border.

Claims (8)

1. hydro-cushion energy-saving pumping unit, comprise load end sucker rod (6) and hydraulic jack (1), it is characterized in that: also comprise hydraulic jack (1), accumulator (2), motor reducer (3), chain (4), fixed pulley (5), load end sucker rod (6), movable pulley (7), ball relief valve (8), bedframe (9), sprocket wheel (10), mobile framework (11);
Be provided with hydraulic jack (1), accumulator (2), movable pulley (7) and chain (4) in the described bedframe, described bedframe (9) is provided with motor reducer (3), mobile framework (11) and fixed pulley (5).
2. hydro-cushion energy-saving pumping unit according to claim 1, it is characterized in that: described hydraulic jack (1) and accumulator (2) are located at bedframe (9) inner bottom part, described hydraulic jack (1) is connected with accumulator (2), described hydraulic jack (1) is provided with movable pulley (7), is provided with chain (4) in the described bedframe (9).
3. hydro-cushion energy-saving pumping unit according to claim 2, it is characterized in that: described chain (4) one ends are fixed in bedframe (9) inner top, after the other end passes movable pulley (7), pass bedframe (9) and are located on the sprocket wheel (10).
4. hydro-cushion energy-saving pumping unit according to claim 1, it is characterized in that: described mobile framework (11) is provided with motor reducer (3), and described motor reducer (3) is provided with sprocket wheel (10).
5. hydro-cushion energy-saving pumping unit according to claim 1, it is characterized in that: described bedframe (9) one sides are provided with mobile framework (11), and described mobile framework (11) is provided with fixed pulley (5).
6. hydro-cushion energy-saving pumping unit according to claim 5 is characterized in that: be provided with chain (4) between described fixed pulley (5) and sprocket wheel (10), described fixed pulley (5) is gone up chain (4) terminal and is provided with load end sucker rod (6).
7. hydro-cushion energy-saving pumping unit according to claim 1, it is characterized in that: described accumulator (2) is provided with ball relief valve (8).
8. according to claim 3 or 6 described hydro-cushion energy-saving pumping units, it is characterized in that: described sprocket wheel (10) and movable pulley (7) axle center are on same the straight line at vertical direction, and described sprocket wheel (10) and fixed pulley (5) axle center are on same the straight line in the horizontal direction.
CN 201220702804 2012-12-18 2012-12-18 Hydraulic balance energy-saving oil pumping machine Expired - Fee Related CN203035166U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220702804 CN203035166U (en) 2012-12-18 2012-12-18 Hydraulic balance energy-saving oil pumping machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220702804 CN203035166U (en) 2012-12-18 2012-12-18 Hydraulic balance energy-saving oil pumping machine

Publications (1)

Publication Number Publication Date
CN203035166U true CN203035166U (en) 2013-07-03

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Country Status (1)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105217453A (en) * 2015-10-21 2016-01-06 中国海洋石油总公司 Impact load energy disperser

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105217453A (en) * 2015-10-21 2016-01-06 中国海洋石油总公司 Impact load energy disperser

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Date Code Title Description
GR01 Patent grant
C14 Grant of patent or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20130703

Termination date: 20131218

C17 Cessation of patent right