CN106089663A - Continuous two-way lifting oil pump - Google Patents
Continuous two-way lifting oil pump Download PDFInfo
- Publication number
- CN106089663A CN106089663A CN201610671913.5A CN201610671913A CN106089663A CN 106089663 A CN106089663 A CN 106089663A CN 201610671913 A CN201610671913 A CN 201610671913A CN 106089663 A CN106089663 A CN 106089663A
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- CN
- China
- Prior art keywords
- valve
- space
- pump
- inner chamber
- continuous
- 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.)
- Granted
Links
- 239000003129 oil well Substances 0.000 claims abstract description 16
- 238000007789 sealing Methods 0.000 claims description 22
- 238000009434 installation Methods 0.000 claims description 6
- 210000002421 cell wall Anatomy 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 5
- 238000000605 extraction Methods 0.000 description 4
- 238000005086 pumping Methods 0.000 description 4
- 239000000956 alloy Substances 0.000 description 3
- 229910045601 alloy Inorganic materials 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000000446 fuel Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000003208 petroleum Substances 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012806 monitoring device Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 235000015927 pasta Nutrition 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000004886 process control Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B47/00—Pumps or pumping installations specially adapted for raising fluids from great depths, e.g. well pumps
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/12—Methods or apparatus for controlling the flow of the obtained fluid to or in wells
- E21B43/121—Lifting well fluids
- E21B43/126—Adaptations of down-hole pump systems powered by drives outside the borehole, e.g. by a rotary or oscillating drive
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/10—Valves; Arrangement of valves
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Details Of Reciprocating Pumps (AREA)
Abstract
The open a kind of continuous two-way lifting oil pump of the present invention, it is characterised in that include inner chamber and exocoel, make oil well pump be formed at the inner space of inner chamber and the jacket space between inner chamber and exocoel;Inner cavity top is provided with top and seals, and interior intracavity is provided with the piston that inner space is divided into upper space and lower space, and sucker rod seals through top and is connected with piston;The bottom of inner chamber and exocoel is provided with end cap, end cap is provided with the lower pump body inlet valve leading to lower space, the lower pump body delivery valve leading to jacket space it is provided with below intracavity sidewall, intracavity sidewall is arranged over leading to the upper pump casing delivery valve of jacket space, and exocoel sidewall is arranged over leading to the upper pump casing inlet valve of upper space;Lower pump body inlet valve, lower pump body delivery valve, upper pump casing delivery valve, upper pump casing inlet valve are check valve.The present invention can realize upstroke and all pump in down stroke, improves work efficiency.
Description
Technical field
The present invention relates to petroleum machinery production technique field, particularly to the oil well pump of a kind of oil extraction in oil field.
Background technology
Oil well pump is applied to petroleum industry, is a kind of plant equipment that oil is given rise to ground by underground, and it accounts for exchange
More than the 90% of tool oil recovery.The reciprocal oil extraction pump of mechanical conventional plunger that oil field is currently used, can only be at ground machine by oil pumping
The mechanisms such as bar realize oil pumping, but oil pumping up-down stroke is that intermittent unidirectional lifting is fuel-displaced, it is impossible to realize piston reciprocating and run
Shi Lianxu lifting is fuel-displaced, and the efficiency of ground machine and underground oil well pump is less than 50%, causes energy waste.
Summary of the invention
The technical problem to be solved in the present invention be to provide a kind of can pump in upstroke and down stroke continuous
Two-way lifting oil pump, improves work efficiency.
For solving the problems referred to above, the continuous two-way lifting oil pump of the present invention includes inner chamber and exocoel, makes oil well pump be formed
At the inner space of inner chamber and the jacket space between inner chamber and exocoel;Inner cavity top is provided with top and seals, inner chamber
Inside being provided with the piston that inner space is divided into upper space and lower space, sucker rod seals through top and is connected with piston;In
The bottom of chamber and exocoel is provided with end cap, and end cap is provided with the lower pump body inlet valve leading to lower space, is provided with logical below intracavity sidewall
To the lower pump body delivery valve of jacket space, intracavity sidewall is arranged over leading to the upper pump casing delivery valve of jacket space, exocoel sidewall
It is arranged over leading to the upper pump casing inlet valve of upper space;Lower pump body inlet valve, lower pump body delivery valve, upper pump casing delivery valve, on
Pump housing inlet valve is check valve.
Preferably, it is connected with web plate between cavity outer wall with outer cavity wall in above-mentioned continuous two-way lifting oil pump.
Preferably, in above-mentioned continuous two-way lifting oil pump, cavity wall is in place in upper pump casing delivery valve and upper pump casing oil-feed
The lower section of valve is provided with upper pump casing travel control device;Interior cavity wall is in place in lower pump body delivery valve, the top of lower pump body inlet valve
It is provided with lower pump body travel control device;Upper pump casing travel control device, lower pump body travel control device are dynamic with drive sucker rod
Power equipment connects.
Preferably, in above-mentioned continuous two-way lifting oil pump, lower pump body inlet valve includes multiple valve, passes through bottom valve
Hinge in the inwall of inner chamber, multiple valve closeds coning, end cap in the position hollow out of conical lower section, valve it
Between and valve and inner chamber between seal.
Preferably, in above-mentioned continuous two-way lifting oil pump, there is major arc connected in star in the surrounding of valve, is provided with inside in groove
Hollow sealing strip.
Preferably, above-mentioned continuous two-way lifting oil pump is provided with turbulator bottom the inwall of inner chamber, makes top-down
Oil is converted into after contacting with turbulator laterally and/or screw.
Preferably, the projected position on inner chamber when turbulator is located at valve opening in above-mentioned continuous two-way lifting oil pump
Place.
Preferably, in above-mentioned continuous two-way lifting oil pump the making material of sucker rod and parts by weight be Al 3~5 parts,
Cr 2~6 parts, Zn 0.5 part, Mg 7~10 parts, Cu 1.8~2.3 parts, Ni 3~6 parts, Zr 7~9 parts, Ti 12~15 parts.
The continuous two-way lifting oil pump of the present invention is when upstroke, and lower pump body inlet valve is opened, and outside oil is from lower pump
Body inlet valve enters the lower space of inner chamber, and the oil of upper space enters jacket space, jacket space by upper pump casing delivery valve
Middle oil mass increases, and is discharged by oil pipe;During down stroke, lower pump body inlet valve cuts out, and outside oil is entered by upper pump casing inlet valve
Entering the upper space of inner chamber, the oil of lower space enters jacket space by lower pump body delivery valve, and in jacket space, oil mass increases,
Discharged by oil pipe, it is achieved continuous two-way lifting.Empirical tests, the continuous two-way lifting oil pump hoisting power of the present invention is strong, its
Installation site in the duct can be higher than pasta, still can effectively work at the height higher than earth's surface.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the continuous two-way lifting oil pump of first embodiment of the invention.
Fig. 2 is the schematic diagram of the lower pump body inlet valve of continuous two-way lifting oil pump in fourth embodiment of the invention.
Detailed description of the invention
Below with reference to accompanying drawing, the detailed description of the invention of the present invention is described in detail.
As it is shown in figure 1, the first embodiment of the continuous two-way lifting oil pump of the present invention includes inner chamber 1 and exocoel 2, inner chamber sets
In outer chamber, oil well pump is made to form the jacket space A2 between inner space A1 and inner chamber and the exocoel of inner chamber 1, exocoel 2
Top is connected with oil pipe;
Inner cavity top be provided with top seal, be provided with piston 4 in inner chamber 1, piston 4 inner space A1 is divided into upper space and
Lower space two parts, sucker rod 9 seals through top and is connected with piston 4, and sucker rod 9 and top seal between sealing;
The bottom of inner chamber and exocoel is provided with end cap 3, and end cap 3 is positioned at the position of intracavity bottom and is provided with lower pump body inlet valve 5, i.e.
End cap 3 is provided with the lower pump body inlet valve 5 of the lower space leading to inner chamber, in making oil enter from outside by lower pump body inlet valve 5
The lower space in chamber;
End cap is provided with the cannelure accommodating internal chamber wall with outer chamber wall, is provided with sealing gasket, the sinking of sealing gasket in cannelure
Portion enters cannelure, and the top of sealing gasket is provided with the bound edge cell wall with parcel cannelure, is provided with cross section and becomes endways outside cell wall
Trapezoidal dovetail groove, bound edge is provided with corresponding trapezoidal projection, in trapezoidal protruding embedding dovetail groove;The groove of both sides at cannelure bottom land
It is protruding that wall is respectively equipped with right angled triangle, and the space between right angled triangle projection and bottom land forms isosceles trapezoid, under sealing gasket
The bottom in heavy portion is provided with trapezoidal installation portion, and trapezoidal installation portion embeds in isosceles trapezoid;Cannelure inwall be provided with around cannelure and
The locating slot of cross section camber, the side in sealing gasket sinking portion is provided with corresponding arc convex, and arc convex height is higher than location
Groove depth, arc convex embeds in locating slot;Sealing gasket and inner chamber, outer is made by trapezoidal installation portion protruding, trapezoidal, arc convex
The sealing that is connected firmly between the sidewall in chamber, prevents because during assembling, the reason such as rotation causes occurring dislocation to generate gap etc. and draws
Rise and reveal;And arc convex height is higher than clamping slot depth, makes arc convex form sealing hoop, strengthen sealing effectiveness;
It is provided with the lower pump body delivery valve 6 leading to jacket space A2 below inner chamber 1 sidewall, makes the oil can be from the lower space of inner chamber
Enter jacket space;Inner chamber 1 sidewall is arranged over leading to the upper pump casing delivery valve 7 of jacket space A2, makes the oil can upper from inner chamber
Space, portion enters jacket space;Exocoel 2 sidewall is arranged over leading to the upper pump casing inlet valve 8 on inner chamber 1 top, makes the oil can be from oil pumping
The upper space of inner chamber it is directly entered outside pump;
Lower pump body inlet valve 5, lower pump body delivery valve 6, upper pump casing delivery valve 7, upper pump casing inlet valve 8 are check valve.
Putting in well after being connected with oil pipe by the exocoel of continuous two-way lifting oil pump during use, exocoel is outside to be wrapped by oil
Enclose.Upstroke is time i.e. piston 4 moves upward, and lower pump body inlet valve 5 is opened, and outside oil enters inner chamber 1 from lower pump body inlet valve 5
Lower space, the oil of upper space enters jacket space A2 by upper pump casing delivery valve 7, and in jacket space A2, oil mass increases,
Discharged by oil pipe;
Down stroke is time i.e. piston 4 moves downward, and lower pump body inlet valve 5 cuts out, and outside oil is entered by upper pump casing inlet valve 8
Entering the upper space of inner chamber, the oil of lower space enters jacket space A2, oil mass in jacket space A2 by lower pump body delivery valve 6
Increase, discharged by oil pipe.In upstroke or down stroke, oil is all arranged at upper piston area and bottom, and pressure reduction is little, the reliability of oil well pump
High.
Reciprocal stroke of the present embodiment can complete the process of twice strike the oil and oil extraction, carries relative to the reciprocal oil extraction pump of routine
High oil production.
In the second embodiment of the present invention, it is connected with web plate between intracavity sidewall with outer cavity wall, strengthens inner chamber and exocoel
Between steadiness, and the mesh on web plate do not affect oil flowing.
In the third embodiment of the present invention, interior cavity wall sets in the lower section of upper pump casing delivery valve and upper pump casing inlet valve in place
Have upper pump casing travel control device, interior cavity wall in place in lower pump body delivery valve, lower pump body inlet valve be arranged over lower pump body
Travel control device, travel control device is connected, when piston contacts with travel control device with the power-equipment driving sucker rod
Just force power-equipment conversion stroke afterwards, prevent piston from continuing motion and fuel tap and collide damage fuel tap.Row in the present embodiment
Process control device uses travel switch.
In the fourth embodiment of the present invention, as in figure 2 it is shown, lower pump body inlet valve 5 includes three valves 51, valve 51 end
Portion is articulated with the inwall of inner chamber 1 by hinge 52, forms cone after three valve 51 Guan Bis, and end cap 3 is in conical lower section
Position hollow out, seals between valve 51 and between valve 51 and inner chamber 1, and valve about 51 both sides are provided with ribs, to prevent
Valve deforms under the effect of oil pressure.During upstroke, the impact lower valve 51 at oil rotates around hinge 52, and three valves 51 are formed
Cone open, it is internal that oil enters inner chamber 1 by lower pump body inlet valve 5;During down stroke, at oily impact lower valve 51 around hinge
Chain 52 opposite direction rotates, and the cone closedown that three valves 51 are formed, oil can not pass through from lower pump body inlet valve 5.Valve quantity
Can be set to multiple as required.Lower pump body inlet valve 5 uses this structure, makes fuel feed hole become big, and oil inlet quantity increases, raising
The work efficiency of oil well pump.Hinge 52 is provided with stopping means, the rotating range of valve 51 is limited, and makes the pump housing inlet valve 5 can
Quickly open and close.
Wherein, there is major arc connected in star in the surrounding of valve 51, is provided with the sealing strip of boring, such sealing strip in groove
It is that when other object contacts, elasticity is higher, it is possible to effective compensation space that may be present, therefore, it is possible to increase sealing effectiveness, excellent
Sealing strip can be firmly secured in groove by arc groove, and when preventing from being used for multiple times, sealing strip drops.
Being provided with turbulator 53 bottom the inwall of inner chamber 1, turbulator 53 position maintains an equal level with valve 51 or less than valve, makes from upper
Oil under and is converted into after contacting with turbulator laterally and/or screw, and laterally oil stream impact valve 51, strengthens valve 51 right
The response speed of descending oil stream, when shortening down stroke, lower pump body inlet valve 5 cuts out required time, reduces oil-out, improves work
Make efficiency;Meanwhile, oil at the movement time of intracavity bottom, makes lower pump body inlet valve 5 close with screw, prolongation oil stream under flowing to
Before closing, the oil mass of outflow reduces further, improves work efficiency further.Turbulator 53 concrete structure is unrestricted, meets above-mentioned
Function, in the present embodiment, turbulator 53 is prominent at inner chamber 1 inwall and spirals the most from top to bottom, and turbulator 53 pushes up
Face is vertical with the inwall of inner chamber, turbulator 53 bottom surface and the interior walls be smooth transition of inner chamber, makes oil occur when flowing from top to bottom disorderly
Stream, reduces influence when oil flows from bottom to top.Turbulator 53 can only be located at projection when valve 51 is opened on inner chamber
Position, and in the space of the projected position of two valves, it is not provided with turbulator, so make turbulator that the impact that oil stream is up is subtracted
Little;Turbulator can also support valve, and the inwall preventing valve from fitting to inner chamber causes closing.
In the fifth embodiment of the present invention, the end cap of exocoel 2 is provided with relief valve, and relief valve is positioned under jacket space
Side.When internal pressure is excessive, relief valve is opened, and is automatically switched off, it is ensured that the safety of oil well pump after pressure release.Relief valve is located at
Oil-well pump bottom, collides with pipeline when preventing from being installed in oil well oil well pump and causes damage.
In the sixth embodiment of the present invention, piston-top surface is provided with pressure transducer, and sucker rod hollow is to accommodate pressure sensing
The circuit of device, pressure transducer is connected the working condition of moment monitoring oil well pump with monitoring device.
In the seventh embodiment of the present invention, exocoel sidewall is provided with the hydraulically extensible bar connected with jacket space, hydraulically extensible
Bar utilizes the oil pressure extension of jacket space.When installing oil well pump, hydraulically extensible bar is in contraction state, at oil after oil well pump is in place
Under pressure effect, hydraulically extensible bar elongate support is in oil country tubular good, prevents oil pump from shaking under the effect of sucker rod in running
Dynamic, cause because deformation or abrasion cause the lost of life.
The continuous two-way lifting oil pump of the present invention runs continuously, and upstroke and down stroke are all delivered up oil, cause taking out
Oil pump bears elevated pressures always, and sucker rod can deform in long-term work, therefore proposes the highest to the material of sucker rod
Requirement, in the eighth embodiment of the present invention, sucker rod utilizes a kind of alloy to make, the making material of described alloy and weight portion
Be respectively as follows: Al 3~5 parts, Cr 2~6 parts, Zn 0.5 part, Mg 7~10 parts, Cu 1.8~2.3 parts, Ni 3~6 parts, Zr 7~
9 parts, Ti 12~15 parts.High with the strength of oil pump rod that described alloy is made, it is unlikely to deform.
Above in conjunction with accompanying drawing, the preferred embodiments of the disclosure and embodiment are explained in detail, but the present invention
It is not limited to the above-described embodiment and examples, in the ken that those skilled in the art are possessed, it is also possible to do not taking off
On the premise of present inventive concept, various changes can be made.
Claims (10)
1. a continuous two-way lifting oil pump, it is characterised in that include inner chamber and exocoel, makes oil well pump be formed and is positioned at inner chamber
Inner space and the jacket space between inner chamber and exocoel;
Inner cavity top is provided with top and seals, and interior intracavity is provided with the piston that inner space is divided into upper space and lower space, takes out
Beam hanger seals through top and is connected with piston;
The bottom of inner chamber and exocoel is provided with end cap, and end cap is provided with the lower pump body inlet valve leading to lower space, below intracavity sidewall
Being provided with the lower pump body delivery valve leading to jacket space, intracavity sidewall is arranged over leading to the upper pump casing delivery valve of jacket space, outward
Chamber sidewall is arranged over leading to the upper pump casing inlet valve of upper space;
Lower pump body inlet valve, lower pump body delivery valve, upper pump casing delivery valve, upper pump casing inlet valve are check valve.
Continuous two-way lifting oil pump the most according to claim 1, it is characterised in that:
It is connected with web plate between interior cavity outer wall with outer cavity wall.
Continuous two-way lifting oil pump the most according to claim 1, it is characterised in that:
Interior cavity wall is provided with upper pump casing travel control device in the lower section of upper pump casing delivery valve and upper pump casing inlet valve in place;
Interior cavity wall in place in lower pump body delivery valve, lower pump body inlet valve be arranged over lower pump body travel control device;
Upper pump casing travel control device, lower pump body travel control device are connected with the power-equipment driving sucker rod.
Continuous two-way lifting oil pump the most according to claim 1, it is characterised in that:
End cap is provided with the cannelure accommodating internal chamber wall with outer chamber wall, is provided with sealing gasket in cannelure, and the sinking portion of sealing gasket is entered
Enter cannelure;
The top of sealing gasket is provided with bound edge to wrap up the cell wall of cannelure, is provided with cross section and becomes endways trapezoidal trapezoidal outside cell wall
Groove, bound edge is provided with corresponding trapezoidal projection, in trapezoidal protruding embedding dovetail groove;
At cannelure bottom land, the cell wall of both sides is respectively equipped with right angled triangle projection, the sky between right angled triangle projection and bottom land
Between form isosceles trapezoid, the bottom in sealing gasket sinking portion is provided with trapezoidal installation portion, and trapezoidal installation portion embeds in isosceles trapezoid;
Cannelure inwall is provided with around cannelure and the locating slot of cross section camber, and the side in sealing gasket sinking portion is provided with accordingly
Arc convex, arc convex height is higher than clamping slot depth, and arc convex embeds in locating slot.
Continuous two-way lifting oil pump the most according to claim 1, it is characterised in that:
End cap is provided with the relief valve being positioned at below jacket space.
Continuous two-way lifting oil pump the most according to claim 1, it is characterised in that:
Lower pump body inlet valve includes multiple valve, by hinge in the inwall of inner chamber, multiple valve closeds bottom valve
Coning, end cap, in the position hollow out of conical lower section, seals between valve and between valve and inner chamber 1.
Continuous two-way lifting oil pump the most according to claim 6, it is characterised in that:
There is major arc connected in star in the surrounding of valve, is provided with the sealing strip of boring in groove.
Continuous two-way lifting oil pump the most according to claim 6, it is characterised in that:
It is provided with turbulator bottom the inwall of inner chamber, makes top-down oil be converted into after contacting with turbulator laterally and/or spiral
Motion.
Continuous two-way lifting oil pump the most according to claim 8, it is characterised in that:
When turbulator is located at valve opening at the projected position on inner chamber.
10. according to the continuous two-way lifting oil pump described in any of the above claim, it is characterised in that the making material of sucker rod
Material and parts by weight are Al 3~5 parts, Cr 2~6 parts, Zn 0.5 part, Mg 7~10 parts, Cu 1.8~2.3 parts, Ni 3~6
Part, Zr 7~9 parts, Ti 12~15 parts.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201610671913.5A CN106089663B (en) | 2016-08-15 | 2016-08-15 | Continuous two-way lifting oil pump |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201610671913.5A CN106089663B (en) | 2016-08-15 | 2016-08-15 | Continuous two-way lifting oil pump |
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Publication Number | Publication Date |
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CN106089663A true CN106089663A (en) | 2016-11-09 |
CN106089663B CN106089663B (en) | 2017-08-22 |
Family
ID=58069270
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Application Number | Title | Priority Date | Filing Date |
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CN201610671913.5A Active CN106089663B (en) | 2016-08-15 | 2016-08-15 | Continuous two-way lifting oil pump |
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CN (1) | CN106089663B (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109999229A (en) * | 2019-03-14 | 2019-07-12 | 美昕医疗器械(上海)有限公司 | A kind of waste collecting device and waste gathering processing system |
CN111287714A (en) * | 2018-12-10 | 2020-06-16 | 中国石油化工股份有限公司 | Device and method for lifting fluid in well |
CN114482933A (en) * | 2022-01-27 | 2022-05-13 | 广东海洋大学 | Three-pipe type oil pumping device capable of separating sand and stone |
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CH243664A (en) * | 1941-04-03 | 1946-07-31 | Olaer Marine Soc | Method and apparatus for pumping. |
US2793596A (en) * | 1953-09-04 | 1957-05-28 | Wilma K Lucas | Pump valve |
CN2030264U (en) * | 1988-06-25 | 1989-01-04 | 李思华 | Convenient water draw-off pump |
CN2288292Y (en) * | 1996-08-05 | 1998-08-19 | 华旭 | Full-closed piston-type double-action reciprocating pump |
CN2477822Y (en) * | 2001-04-16 | 2002-02-20 | 邓志安 | Well sucker-rod pump oil extracting machine |
CN206035775U (en) * | 2016-08-15 | 2017-03-22 | 孙旭 | Continuous two -way oil -well pump that lifts |
-
2016
- 2016-08-15 CN CN201610671913.5A patent/CN106089663B/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH243664A (en) * | 1941-04-03 | 1946-07-31 | Olaer Marine Soc | Method and apparatus for pumping. |
US2793596A (en) * | 1953-09-04 | 1957-05-28 | Wilma K Lucas | Pump valve |
CN2030264U (en) * | 1988-06-25 | 1989-01-04 | 李思华 | Convenient water draw-off pump |
CN2288292Y (en) * | 1996-08-05 | 1998-08-19 | 华旭 | Full-closed piston-type double-action reciprocating pump |
CN2477822Y (en) * | 2001-04-16 | 2002-02-20 | 邓志安 | Well sucker-rod pump oil extracting machine |
CN206035775U (en) * | 2016-08-15 | 2017-03-22 | 孙旭 | Continuous two -way oil -well pump that lifts |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111287714A (en) * | 2018-12-10 | 2020-06-16 | 中国石油化工股份有限公司 | Device and method for lifting fluid in well |
CN111287714B (en) * | 2018-12-10 | 2023-12-01 | 中国石油化工股份有限公司 | Lifting device and method for well fluid |
CN109999229A (en) * | 2019-03-14 | 2019-07-12 | 美昕医疗器械(上海)有限公司 | A kind of waste collecting device and waste gathering processing system |
CN114482933A (en) * | 2022-01-27 | 2022-05-13 | 广东海洋大学 | Three-pipe type oil pumping device capable of separating sand and stone |
CN114482933B (en) * | 2022-01-27 | 2024-03-08 | 广东海洋大学 | Three-pipe oil pumping device capable of separating sand and stone |
Also Published As
Publication number | Publication date |
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CN106089663B (en) | 2017-08-22 |
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