CN103410712A - Hydraulic deep-well pump - Google Patents
Hydraulic deep-well pump Download PDFInfo
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- CN103410712A CN103410712A CN2013103543594A CN201310354359A CN103410712A CN 103410712 A CN103410712 A CN 103410712A CN 2013103543594 A CN2013103543594 A CN 2013103543594A CN 201310354359 A CN201310354359 A CN 201310354359A CN 103410712 A CN103410712 A CN 103410712A
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Abstract
The invention provides a hydraulic deep-well pump which comprises a hydraulic driving cylinder which is connected with an oil feeding and discharging pipeline system with a valve bank. The hydraulic driving cylinder is formed by connecting a plurality of cylinder tubes with different diameters, pistons with different diameters and mutually connected with each other are matched with the cylinder tubes and placed in the cylinder tubes, a first driving liquid feeding and discharging port and a second driving liquid feeding and discharging port are formed in the cylinder tube with large diameter and serve as driving liquid inlet and outlet channels. The oil feeding and discharging pipeline system is provided with an oil inlet hole and an oil outlet hole. The deep-well pump drives the oil feeding and discharging pipeline system to feed oil and discharge oil through vertical moving of the pistons in the hydraulic driving cylinder. The hydraulic deep-well pump adopts a micro-flow pressure driven oil production technology, radically gets rid of constraint of sucker rods and cables, maximally reduces energy consumption and improves lifting efficiency of oil wells.
Description
Technical field
This technical field of petroleum extraction, especially relate to a kind of novel mechanical oil recovery hydraulic deep-well pump.
Background technique
Existing mechanical oil recovery is mainly to take pumping unit, screw pump, electric submersible pump, hydraulic piston pump as main.Pumping production exists large, the problems such as power consumption is many, rod and tube partial-wear, efficiency is low, the operation period is short of loading.It is the problems such as the life-span is short, lift is low, power consumption is many, rod and tube partial-wear that screw pump oil production exists greatest problem.The greatest problem of electric submersible pump is the problems such as cost is high, power consumption is many, the cycle is short.Hydraulic pump exists fault than high, the problems such as power consumption is many, the life-span is short, difficult management.Integral body presents the present situations such as cost for oil production is high, fault is many, managerial skills are low, energy consumption is large, and these are all anxious to be resolved.
Summary of the invention
The problem to be solved in the present invention is to provide a kind of a kind of novel mechanical oil recovery hydraulic deep-well pump efficient, that power save mode recovers the oil of realizing.
For solving the problems of the technologies described above, the technical solution used in the present invention is: a kind of hydraulic deep-well pump is characterized in that: comprise hydraulic drive cylinder, described hydraulic drive cylinder is connected with the Drainage pipe system of advancing with the valve group;
Described hydraulic drive cylinder is formed by connecting by the cylinder barrel of a plurality of different-diameters, in described cylinder barrel, be provided with the piston of the interconnective different-diameter supporting with described cylinder barrel, on described larger diameter cylinder barrel, have first and drive liquid and advance row mouthful and second and drive liquid and advance Pai Kou, the passage of input and output is provided for driving liquid;
Describedly advance the oil-drain pipe system and be provided with oil inlet hole and oil outlet;
Described hydraulic deep-well pump is by the moving up and down of described hydraulic drive cylinder inner carrier, and drives into the Drainage pipe system and carries out oil-feed and oil extraction.
Described hydraulic drive cylinder is formed by connecting by up-small and down-big two different-diameter cylinder barrels or up big and down small two different-diameter cylinder barrels or upper and lower three large different-diameter cylinder barrels of three different-diameter cylinder barrels or middle little upper and lower two ends small in ends broad in the middle.
When described hydraulic drive cylinder is formed by connecting by two up-small and down-big different-diameter cylinder barrels or two up big and down small different-diameter cylinder barrels, described diameter less cylinder barrel be pump barrel, the larger cylinder barrel of diameter is for driving cylinder;
The piston of described interconnective different-diameter also is formed by connecting for up-small and down-big two different-diameter pistons or two up big and down small different-diameter pistons, and described small bore piston coordinates with described pump barrel, and described enlarged bore piston coordinates with described driving cylinder;
On described driving cylinder, have described first and drive liquid and advance row mouthful and described second and drive liquid and advance Pai Kou, lay respectively at the both sides up and down of described enlarged bore piston;
One end of described pump barrel connects the described oil-drain pipe system of advancing, and by the motion of pump barrel inner carrier, drives into the oil-drain pipe system and carries out oil-feed and oil extraction.
When described hydraulic drive cylinder was formed by connecting by upper and lower three different-diameter cylinder barrels small in ends broad in the middle, described diameter cylinder barrel broad in the middle was for driving cylinder, and described lower end oil cylinder with small diameter is the first pump barrel, and described upper end oil cylinder with small diameter is the second pump barrel;
Described interconnective different-diameter piston is also that upper and lower " ten " font small in ends broad in the middle connects piston; Described diameter piston broad in the middle coordinates with described driving cylinder, and described lower end small bore piston coordinates with described the first pump barrel, and described upper end small bore piston coordinates with described the second pump barrel;
On the described barrel that drives cylinder, have described first and drive liquid and advance row mouthful and described second and drive liquid and advance Pai Kou, lay respectively at the upper and lower both sides of described enlarged bore piston, described the first pump barrel and the second pump barrel all advance the oil-drain pipe system and are connected with described;
Describedly advance the oil-drain pipe system and comprise the first one-way valve group pipeline group and the second one-way valve group pipeline group, described the first pump barrel is connected with described the first one-way valve group pipeline group, and described the first one-way valve group pipeline group is provided with the first filler opening; Described the second pump barrel is connected with described the second one-way valve group pipeline group, and described the second one-way valve group pipeline group is provided with the second filler opening and oil outlet, and described the first one-way valve group pipeline group is connected by connecting tube with the second one-way valve group pipeline group.
When described hydraulic drive cylinder was formed by connecting by three large different-diameter cylinder barrels of little upper and lower two ends, centre, described middle oil cylinder with small diameter was for driving cylinder, and described lower end major diameter cylinder barrel is the first pump barrel, and described upper end major diameter cylinder barrel is the second pump barrel;
Described interconnective different-diameter piston is also that large " work " font in middle little upper and lower two ends connects piston, in the middle of described, small bore piston coordinates with described driving cylinder, described lower end enlarged bore piston coordinates with described the first pump barrel, and described upper end enlarged bore piston coordinates with described the second pump barrel;
Barrel one side of close described the second pump barrel of described the first pump barrel is provided with described the first driving liquid and advances Pai Kou, and barrel one side of close described the first pump barrel of described the second pump barrel is provided with described the second driving liquid and advances Pai Kou; The opposite side of described the first pump barrel and the second pump barrel all advances the oil-drain pipe system and is connected with described;
Describedly advance the oil-drain pipe system and comprise the first one-way valve group pipeline group and the second one-way valve group pipeline group, described the first pump barrel is connected with described the first one-way valve group pipeline group, and described the first one-way valve group pipeline group is provided with the first filler opening; Described the second pump barrel is connected with described the second one-way valve group pipeline group, and described the second one-way valve group pipeline group is provided with the second filler opening and oil outlet, and described the first one-way valve group pipeline group is connected by connecting tube with the second one-way valve group pipeline group.
Described hydraulic deep-well pump also includes reversing arrangement, be arranged on described hydraulic drive cylinder and describedly advance between the oil-drain pipe system, with described hydraulic drive cylinder, advance the oil-drain pipe system and all be connected, be subjected to the Stroke Control of piston in described hydraulic drive cylinder, for changing the described flow direction that the Drainage pipe system drives liquid that advances.
Described hydraulic drive cylinder is that the cylinder barrel one by a plurality of different-diameters processes, or be threaded and form, or flange connects or is welded; The piston of described interconnective different-diameter be one be processed into and, or be formed by fixedly connecting, or be flexibly connected and form.
Between the piston of described interconnective different-diameter and described cylinder barrel, be provided with cylinder sleeve and Sealing.
Described first drives liquid advances row mouthful and second and drives liquid and advance Pai Kou, opens on the barrel of described larger diameter cylinder barrel or open on the connected element arranged at described larger diameter cylinder barrel two ends; Described first drives liquid advances row mouthful and second and drives liquid and advance row mouthful and communicate with the hydraulic tube that leads to ground.
Described oil outlet is arranged on an end of described hydraulic deep-well pump, and is provided with linkage structure.
Advantage and good effect that the present invention has are: owing to adopting technique scheme, by original pumping unit, screw pump, electric submersible pump, the large load of the oil production technology such as hydraulic pump, large flow, high voltage drive, be improved to micrometeor pressure-driven oil production technology, fundamentally broken away from the constraint of sucker rod and cable, reduce to greatest extent energy consumption, improve the lifting efficiency of oil well, simplify technique, improve input-output ratio, alleviate labor strength, the oil well operation period can be extended effectively, reduce the production loss, reduce cost for oil production, raise the management level.
The accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of the present invention 1
Fig. 2 is the structural representation of the embodiment of the present invention 2
Fig. 3 is the structural representation of the embodiment of the present invention 3
Fig. 4 is the structural representation of the embodiment of the present invention 4
Embodiment
As shown in Figure 1, the present invention includes hydraulic drive cylinder, hydraulic drive cylinder is connected with the oil-drain pipe system of advancing with the valve group; In hydraulic drive cylinder, be provided with piston 15, this hydraulic deep-well pump is by the moving up and down of hydraulic drive cylinder inner carrier 15, and drives into the oil-drain pipe system and carries out oil-feed and oil extraction.
Hydraulic drive cylinder is that the cylinder barrel by a plurality of different-diameters is that one is processed into, or be threaded and form, or flange connects or is welded.The piston of interconnective different-diameter be one be processed into and, or be formed by fixedly connecting, or be flexibly connected and form.
When in the present embodiment, hydraulic drive cylinder was processed by upper and lower three different-diameter cylinder barrel one small in ends broad in the middle, diameter cylinder barrel broad in the middle was for driving cylinder 16, and the lower end oil cylinder with small diameter is the first pump barrel 14, and the upper end oil cylinder with small diameter is the second pump barrel 5;
In hydraulic drive cylinder, interconnective different-diameter piston 15 is also that upper and lower " ten " font small in ends broad in the middle connects piston 15; Diameter piston broad in the middle coordinates with driving cylinder 16, and the lower end small bore piston coordinates with the first pump barrel 14, and the upper end small bore piston coordinates with the second pump barrel 5;
Between piston 15 and hydraulic drive cylinder, be provided with cylinder sleeve and Sealing.
Be positioned on the barrel of the driving cylinder 16 in the middle of three cylinder barrels and have first and drive liquid and advance row mouthful 6 and second and drive liquid and advance row mouthfuls 7, lay respectively at the upper and lower both sides of enlarged bore piston, the first pump barrel 14 and the two the second pump barrels 5 all with advance the oil-drain pipe system and be connected;
Advance the oil-drain pipe system and comprise the first one-way valve group pipeline group and the second one-way valve group pipeline group, the first pump barrel 14 is connected with the first one-way valve group pipeline group, the first one-way valve group pipeline group comprises the first oil inlet hole 11, first crosses oil-piping 8, the first inflow pipeline 9, the first feed liquor single current valve ball 12, the first fluid single current valve ball 13 and connecting tube 18, the first pump barrel 14 is crossed oil-piping 8 by first and is connected with the first inflow pipeline 9, the first inflow pipeline 9 is connected with the first oil inlet hole 11 by the first feed liquor single current valve ball 12, the first inflow pipeline 9 is connected with connecting tube 18 by the first fluid single current valve ball 13 again,
The second pump barrel 5 is connected with the second one-way valve group pipeline group, described the second one-way valve group pipeline group comprises the second oil inlet hole 4, oil outlet 2, second crosses oil-piping 17, the second inflow pipeline 19, the second flowline 20, the second feed liquor single current valve ball 3, the second fluid single current valve ball 21, the second pump barrel 5 is crossed oil-piping 17 by second and is connected with the second inflow pipeline 19, the second inflow pipeline 19 is connected with the second oil inlet hole 4 by the second feed liquor single current valve ball 3, the second inflow pipeline 19 connects the second flowline 20 simultaneously, the second flowline 20 is connected with oil outlet 2 by the second fluid single current valve ball 3.
The first one-way valve group pipeline group is connected by connecting tube 18 with the second one-way valve group pipeline group, and connecting tube 18 is connected with oil outlet 2;
On hydraulic drive cylinder 16 first drives liquid and advances row mouthful 6, second and drive liquid and advance row mouthfuls 7 and be connected with the hydraulic tube that leads to ground, be used to driving the input and output of liquid.
The working procedure of this example: drive liquid and advance row mouthfuls 6 while advancing to drive liquid when first, second drives liquid advances row's mouthful 7 row's driving liquid, piston 15 moves down, the second feed liquor single current valve ball 3 is opened, the second fluid single current valve ball 21 is closed, oil pours in the second oil inlet hole 4, is full of the second inflow pipeline 19 and second and crosses oil-piping 17;
Simultaneously, the first feed liquor single current valve ball 12 is closed, and the first fluid single current valve ball 13 is opened, and the first inflow pipeline 9 and the first oil of crossing in oil-piping 8 are pressed in connecting tube 18 by the first fluid single current valve ball 13, fuel-displaced by oil outlet 2.
Drive liquid and advance row mouthfuls 7 while advancing to drive liquid when second, first drives liquid advances row's mouthful 6 row's driving liquid, piston 15 moves up, the second feed liquor single current valve ball 3 is closed, the second fluid single current valve ball 21 is opened, the second inflow pipeline 19 and the second oil of crossing in oil-piping 17, discharge from oil outlet 2 by the second flowline 20, the second fluid single current valve ball 21;
Simultaneously, the first feed liquor single current valve ball 12 is opened, and the first fluid single current valve ball 13 is closed, and oil pours in the first oil inlet hole 11, is full of the first inflow pipeline 9 and first and crosses oil-piping 8.
As shown in Figure 2, the present invention includes hydraulic drive cylinder, hydraulic drive cylinder is connected with the oil-drain pipe system of advancing with the valve group; In hydraulic drive cylinder, be provided with piston 15, this hydraulic deep-well pump is by the moving up and down of hydraulic drive cylinder inner carrier 15, and drives into the oil-drain pipe system and carries out oil-feed and oil extraction.
Hydraulic drive cylinder is that the cylinder barrel by a plurality of different-diameters is that one is processed into, or be threaded and form, or flange connects or is welded.The piston of interconnective different-diameter be one be processed into and, or be formed by fixedly connecting, or be flexibly connected and form.
When in the present embodiment, hydraulic drive cylinder was processed by three large different-diameter cylinder barrel one of little two ends, centre, middle oil cylinder with small diameter was for driving cylinder 16, and lower end major diameter cylinder barrel is the first pump barrel 23, and upper end major diameter cylinder barrel is the second pump barrel 22;
In hydraulic drive cylinder, interconnective different-diameter piston 15 is also that large " work " font in middle little upper and lower two ends connects piston 15, middle small bore piston coordinates with driving cylinder 16, the lower end enlarged bore piston coordinates with the first pump barrel 23, and the upper end enlarged bore piston coordinates with the second pump barrel 22;
The first pump barrel 23 is provided with first near barrel one side of the second pump barrels 22 and drives liquid and advance row's mouthful 6, the second pump barrels 22 and near barrel one side of the first pump barrels 23, be provided with second and drive liquid and advance row mouthfuls 7; The opposite side of the first pump barrel 23 and the second pump barrel 22 all with advance the oil-drain pipe system and be connected;
Advance the oil-drain pipe system and comprise the first one-way valve group pipeline group and the second one-way valve group pipeline group, the first pump barrel 23 is connected with described the first one-way valve group pipeline group, the second pump barrel 22 is connected with the second one-way valve group pipeline group, and the first one-way valve group pipeline group is connected by connecting tube 18 with the second one-way valve group pipeline group.
The first one-way valve group pipeline group comprises the first oil inlet hole 11, the first mistake oil-piping 8, the first inflow pipeline 9, connecting tube 18, the first feed liquor single current valve ball 12 and the first fluid single current valve ball 13, the first pump barrel 23 is crossed oil-piping 8 by first and is connected with the first inflow pipeline 9, the first inflow pipeline 9 is connected with the first oil inlet hole 11 by the first feed liquor single current valve ball 12, and the first inflow pipeline 9 is connected with connecting tube 18 by the first fluid single current valve ball 13 again.
The second one-way valve group pipeline group comprises the second oil inlet hole 4, oil outlet 2, the second mistake oil-piping 17, the second inflow pipeline 19, the second flowline 20, the second feed liquor single current valve ball 3 and the second fluid single current valve ball 21; The second pump barrel 22 is crossed oil-piping 17 by second and is connected with the second inflow pipeline 19, described the second inflow pipeline 19 is connected with the second oil inlet hole 4 by the second feed liquor single current valve ball 3, the second inflow pipeline 19 connects simultaneously the second flowline 20, the second flowlines 20 and is connected with oil outlet 2 by the second fluid single current valve ball 3.
The first one-way valve group pipeline group is connected by connecting tube 18 with the second one-way valve group pipeline group, and connecting tube 18 is connected with oil outlet 2;
On hydraulic drive cylinder 16 first drives liquid and advances row mouthful 6, second and drive liquid and advance row mouthfuls 7 and be connected with the hydraulic tube that leads to ground, be used to driving the input and output of liquid.
The working procedure of this example: drive liquid and advance row mouthfuls 6 while advancing to drive liquid when first, second drives liquid advances row's mouthful 7 row's driving liquid, piston 15 moves down, the second feed liquor single current valve ball 3 is opened, the second fluid single current valve ball 21 is closed, oil pours in the second oil inlet hole 4, is full of the second inflow pipeline 19 and second and crosses oil-piping 17;
Simultaneously, the first feed liquor single current valve ball 12 is closed, and the first fluid single current valve ball 13 is opened, and the first inflow pipeline 9 and the first oil of crossing in oil-piping 8 are pressed in connecting tube 18 by the first fluid single current valve ball 13, fuel-displaced by oil outlet 2.
Drive liquid and advance row mouthfuls 7 while advancing to drive liquid when second, first drives liquid advances row's mouthful 6 row's driving liquid, piston 15 moves up, the second feed liquor single current valve ball 3 is closed, the second fluid single current valve ball 21 is opened, the second inflow pipeline 19 and the second oil of crossing in oil-piping 17, discharge from oil outlet 2 by the second flowline 20, the second fluid single current valve ball 21;
Simultaneously, the first feed liquor single current valve ball 12 is opened, and the first fluid single current valve ball 13 is closed, and oil pours in the first oil inlet hole 11, is full of the first inflow pipeline 9 and first and crosses oil-piping 8.
As shown in Figure 3, the present invention includes hydraulic drive cylinder, hydraulic drive cylinder is connected with the oil-drain pipe system of advancing with the valve group; In hydraulic drive cylinder, be provided with piston 15, this hydraulic deep-well pump is by the moving up and down of hydraulic drive cylinder inner carrier 15, and drives into the oil-drain pipe system and carries out oil-feed and oil extraction.
Hydraulic drive cylinder is that the cylinder barrel by a plurality of different-diameters is that one is processed into, or be threaded and form, or flange connects or is welded.The piston of interconnective different-diameter be one be processed into and, or be formed by fixedly connecting, or be flexibly connected and form.
Hydraulic drive cylinder in the present embodiment by two up-small and down-big different-diameter cylinder barrel one be processed into form the time, diameter less cylinder barrel be pump barrel 16, the larger cylinder barrel of diameter is for driving cylinder 26; The piston 15 of described interconnective different-diameter also is formed by connecting for two up-small and down-big different-diameter pistons 15, and described small bore piston coordinates with pump barrel 16, and enlarged bore piston coordinates with driving cylinder 26;
Drive on the barrel of cylinder 26 and have described first and drive liquid and advance row mouthful 6 and second and drive liquid and advance row mouthfuls 7, lay respectively at the both sides up and down of enlarged bore piston;
One end of pump barrel 16 connects into the oil-drain pipe system, by the motion of pump barrel 16 inner carriers, drives into the oil-drain pipe system and carries out oil-feed and oil extraction.
Advancing the oil-drain pipe system comprises oil inlet hole 27, oil outlet 2, crosses oil-piping 24, inflow pipeline 25, flowline 31, inlet check valve ball 28 and fluid pump check valve ball 30;
One end of pump barrel 16 passed through oil-piping 24 and connected simultaneously inflow pipeline 25 and flowline 31, inflow pipeline 25 is connected with oil inlet hole 27, and being provided with inlet check valve ball 28 at oil inlet hole 27 places, flowline 31 is connected with oil outlet 2, and is provided with fluid pump check valve ball 30 at oil outlet 2 places.
On hydraulic drive cylinder 16 first drives liquid and advances row mouthful 6, second and drive liquid and advance row mouthfuls 7 and be connected with the hydraulic tube that leads to ground, be used to driving the input and output of liquid.
The working procedure of this example: drive liquid and advance row mouthfuls 7 while advancing to drive liquid when second, first drives liquid advances row's mouthful 6 row's driving liquid, piston 15 moves down, inlet check valve ball 28 is opened, fluid pump check valve ball 30 is closed, and oil pours in inflow pipeline 25, crosses oil-piping 24, reaches flowline 31 by inlet check valve ball 28 from oil inlet hole 27.
Drive liquid and advance row mouthfuls 6 while advancing to drive liquid when first, second drives liquid advances row's mouthful 7 row's driving liquid, piston 15 moves up, inlet check valve ball 28 is closed, fluid pump check valve ball 30 is opened, and inflow pipeline 25, the oil of crossing in oil-piping 24 and flowline 31 are discharged oil outlet 2 by fluid pump check valve ball 30.
As shown in Figure 4, the present invention includes hydraulic drive cylinder, hydraulic drive cylinder is connected with the oil-drain pipe system of advancing with the valve group; In hydraulic drive cylinder, be provided with piston 15, this hydraulic deep-well pump is by the moving up and down of hydraulic drive cylinder inner carrier 15, and drives into the oil-drain pipe system and carries out oil-feed and oil extraction.
Hydraulic drive cylinder is that the cylinder barrel by a plurality of different-diameters is that one is processed into, or be threaded and form, or flange connects or is welded.The piston of interconnective different-diameter be one be processed into and, or be formed by fixedly connecting, or be flexibly connected and form.
When in the present embodiment, hydraulic drive cylinder was connected by flange by upper and lower three different-diameter cylinder barrels small in ends broad in the middle, diameter cylinder barrel broad in the middle was for driving cylinder 16, and the lower end oil cylinder with small diameter is the first pump barrel 14, and the upper end oil cylinder with small diameter is the second pump barrel 5;
In hydraulic drive cylinder, interconnective different-diameter piston 15 is also that upper and lower " ten " font small in ends broad in the middle connects piston 15; Diameter piston broad in the middle coordinates with driving cylinder 16, and the lower end small bore piston coordinates with the first pump barrel 14, and the upper end small bore piston coordinates with the second pump barrel 5;
Between piston 15 and hydraulic drive cylinder, be provided with cylinder sleeve and Sealing.
Be positioned on the barrel of the driving cylinder 16 in the middle of three cylinder barrels and have first and drive liquid and advance row mouthful 6 and second and drive liquid and advance row mouthfuls 7, lay respectively at the upper and lower both sides of enlarged bore piston, the first pump barrel 14 and the two the second pump barrels 5 all with advance the oil-drain pipe system and be connected;
Advance the oil-drain pipe system and comprise that the first one-way valve group pipeline group 35 and the second one-way valve group pipeline group 34, the first one-way valve group pipeline group 34 are provided with the first filler opening 11; The second one-way valve group pipeline group 34 is provided with the second filler opening 4 and oil outlet 2, the first pump barrel 14 is connected with the first one-way valve group pipeline group 35, the first one-way valve group pipeline group 35 is connected by connecting tube 18 with the second one-way valve group pipeline group 34, and connecting tube 18 is connected with oil outlet 2;
The second pump barrel 5 is connected by reversing arrangement 33 with the second one-way valve group pipeline group 34, and reversing arrangement 33 is subjected to the Stroke Control of piston 15 in described hydraulic drive cylinder, be used to change described enter oil-drain pipe system PetroChina Company Limited. advance to arrange direction.
On hydraulic drive cylinder 16 first drives liquid and advances row mouthful 6, second and drive liquid and advance row mouthfuls 7 and be connected with the hydraulic tube that leads to ground, be used to driving the input and output of liquid.
The working procedure of this example is identical with embodiment 1.
Above several embodiments of the present invention are had been described in detail, but described content is only preferred embodiment of the present invention, can not be considered to be used to limiting practical range of the present invention.All equalizations of doing according to the present patent application scope change and improve etc., within all should still belonging to patent covering scope of the present invention.
Claims (10)
1. hydraulic deep-well pump, it is characterized in that: comprise hydraulic drive cylinder, described hydraulic drive cylinder is connected with the Drainage pipe system of advancing with the valve group;
Described hydraulic drive cylinder is formed by connecting by the cylinder barrel of a plurality of different-diameters, in described cylinder barrel, be provided with the piston of the interconnective different-diameter supporting with described cylinder barrel, on described larger diameter cylinder barrel, have first and drive liquid and advance row mouthful and second and drive liquid and advance Pai Kou, the passage of input and output is provided for driving liquid;
Describedly advance the oil-drain pipe system and be provided with oil inlet hole and oil outlet;
Described hydraulic deep-well pump is by the moving up and down of described hydraulic drive cylinder inner carrier, and drives into the Drainage pipe system and carries out oil-feed and oil extraction.
2. hydraulic deep-well pump according to claim 1 is characterized in that: described hydraulic drive cylinder consists of up-small and down-big two different-diameter cylinder barrels or up big and down small two different-diameter cylinder barrels or upper and lower three large different-diameter cylinder barrels of three different-diameter cylinder barrels or middle little upper and lower two ends small in ends broad in the middle.
3. hydraulic deep-well pump according to claim 2, it is characterized in that: when described hydraulic drive cylinder is formed by connecting by two up-small and down-big different-diameter cylinder barrels or two up big and down small different-diameter cylinder barrels, described diameter less cylinder barrel be pump barrel, the larger cylinder barrel of diameter is for driving cylinder;
The piston of described interconnective different-diameter also is formed by connecting for up-small and down-big two different-diameter pistons or two up big and down small different-diameter pistons, and described small bore piston coordinates with described pump barrel, and described enlarged bore piston coordinates with described driving cylinder;
On described driving cylinder barrel, have described first and drive liquid and advance row mouthful and described second and drive liquid and advance Pai Kou, lay respectively at the both sides up and down of described enlarged bore piston;
One end of described pump barrel connects the described oil-drain pipe system of advancing, and by the motion of pump barrel inner carrier, drives into the oil-drain pipe system and carries out oil-feed and oil extraction.
4. hydraulic deep-well pump according to claim 2, it is characterized in that: when described hydraulic drive cylinder is formed by connecting by upper and lower three different-diameter cylinder barrels small in ends broad in the middle, described diameter cylinder barrel broad in the middle is for driving cylinder, described lower end oil cylinder with small diameter is the first pump barrel, and described upper end oil cylinder with small diameter is the second pump barrel;
Described interconnective different-diameter piston is also that upper and lower " ten " font small in ends broad in the middle connects piston; Described diameter piston broad in the middle coordinates with described driving cylinder, and described lower end small bore piston coordinates with described the first pump barrel, and described upper end small bore piston coordinates with described the second pump barrel;
On the described barrel that drives cylinder, have described first and drive liquid and advance row mouthful and described second and drive liquid and advance Pai Kou, lay respectively at the upper and lower both sides of described enlarged bore piston, described the first pump barrel and the second pump barrel all advance the oil-drain pipe system and are connected with described;
Describedly advance the oil-drain pipe system and comprise the first one-way valve group pipeline group and the second one-way valve group pipeline group, described the first pump barrel is connected with described the first one-way valve group pipeline group, and described the first one-way valve group pipeline group is provided with the first filler opening; Described the second pump barrel is connected with described the second one-way valve group pipeline group, and described the second one-way valve group pipeline group is provided with the second filler opening and oil outlet, and described the first one-way valve group pipeline group is connected by connecting tube with the second one-way valve group pipeline group.
5. hydraulic deep-well pump according to claim 2, it is characterized in that: when described hydraulic drive cylinder is formed by connecting by three large different-diameter cylinder barrels of little upper and lower two ends, centre, in the middle of described, oil cylinder with small diameter is for driving cylinder, described lower end major diameter cylinder barrel is the first pump barrel, and described upper end major diameter cylinder barrel is the second pump barrel;
Described interconnective different-diameter piston is also that large " work " font in middle little upper and lower two ends connects piston, in the middle of described, small bore piston coordinates with described driving cylinder, described lower end enlarged bore piston coordinates with described the first pump barrel, and described upper end enlarged bore piston coordinates with described the second pump barrel;
Barrel one side of close described the second pump barrel of described the first pump barrel is provided with described the first driving liquid and advances Pai Kou, and barrel one side of close described the first pump barrel of described the second pump barrel is provided with described the second driving liquid and advances Pai Kou; The opposite side of described the first pump barrel and the second pump barrel all advances the oil-drain pipe system and is connected with described;
Describedly advance the oil-drain pipe system and comprise the first one-way valve group pipeline group and the second one-way valve group pipeline group, described the first pump barrel is connected with described the first one-way valve group pipeline group, and described the first one-way valve group pipeline group is provided with the first filler opening; Described the second pump barrel is connected with described the second one-way valve group pipeline group, and described the second one-way valve group pipeline group is provided with the second filler opening and oil outlet, and described the first one-way valve group pipeline group is connected by connecting tube with the second one-way valve group pipeline group.
6. hydraulic deep-well pump according to claim 2, it is characterized in that: described hydraulic deep-well pump also includes reversing arrangement, be arranged on described hydraulic drive cylinder and describedly advance between the oil-drain pipe system, with described hydraulic drive cylinder, advance the oil-drain pipe system and all be connected, be subjected to the Stroke Control of piston in described hydraulic drive cylinder, for changing the described flow direction that the Drainage pipe system drives liquid that advances.
7. according to the described hydraulic deep-well pump of claim 1 to 6 any one, it is characterized in that: described hydraulic drive cylinder is that the cylinder barrel one by a plurality of different-diameters processes, or be threaded and form, or flange connects or is welded; The piston of described interconnective different-diameter be one be processed into and, or be formed by fixedly connecting, or be flexibly connected and form.
8. according to the described hydraulic deep-well pump of claim 1 to 6 any one, it is characterized in that: be provided with cylinder sleeve and Sealing between the piston of described interconnective different-diameter and described cylinder barrel.
9. according to the described hydraulic deep-well pump of claim 1 to 6 any one, it is characterized in that: described first drives liquid advances row mouthful and second and drives liquid and advance Pai Kou, opens on the barrel of described larger diameter cylinder barrel or open on the connected element arranged at described larger diameter cylinder barrel two ends; Described first drives liquid advances row mouthful and second and drives liquid and advance row mouthful and communicate with the hydraulic tube that leads to ground.
10. according to the described hydraulic deep-well pump of claim 1-6 any one, it is characterized in that: described oil outlet is arranged on an end of described hydraulic deep-well pump, and is provided with linkage structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013103543594A CN103410712A (en) | 2013-08-14 | 2013-08-14 | Hydraulic deep-well pump |
Applications Claiming Priority (1)
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| CN2013103543594A CN103410712A (en) | 2013-08-14 | 2013-08-14 | Hydraulic deep-well pump |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2383821A (en) * | 2001-11-28 | 2003-07-09 | Minibooster Hydraulics As | Hydraulic pressure intensifier |
| US20060008364A1 (en) * | 2004-07-08 | 2006-01-12 | Smith International, Inc. | Plunger actuated pumping system |
| CN2763575Y (en) * | 2005-01-24 | 2006-03-08 | 韩兴华 | Hydraulic oil pump |
| CN2844439Y (en) * | 2005-12-06 | 2006-12-06 | 中国石油集团科学技术研究院江汉机械研究所 | Pressure tester of operation well |
| CN200968202Y (en) * | 2006-11-16 | 2007-10-31 | 叶少华 | Hydraulic oil production apparatus |
| CN203404054U (en) * | 2013-08-14 | 2014-01-22 | 李桂江 | Hydraulic deep-well pump |
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2013
- 2013-08-14 CN CN2013103543594A patent/CN103410712A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2383821A (en) * | 2001-11-28 | 2003-07-09 | Minibooster Hydraulics As | Hydraulic pressure intensifier |
| US20060008364A1 (en) * | 2004-07-08 | 2006-01-12 | Smith International, Inc. | Plunger actuated pumping system |
| CN2763575Y (en) * | 2005-01-24 | 2006-03-08 | 韩兴华 | Hydraulic oil pump |
| CN2844439Y (en) * | 2005-12-06 | 2006-12-06 | 中国石油集团科学技术研究院江汉机械研究所 | Pressure tester of operation well |
| CN200968202Y (en) * | 2006-11-16 | 2007-10-31 | 叶少华 | Hydraulic oil production apparatus |
| CN203404054U (en) * | 2013-08-14 | 2014-01-22 | 李桂江 | Hydraulic deep-well pump |
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