CN206035775U - Continuous two -way oil -well pump that lifts - Google Patents
Continuous two -way oil -well pump that lifts Download PDFInfo
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- CN206035775U CN206035775U CN201620883816.8U CN201620883816U CN206035775U CN 206035775 U CN206035775 U CN 206035775U CN 201620883816 U CN201620883816 U CN 201620883816U CN 206035775 U CN206035775 U CN 206035775U
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Abstract
The utility model discloses a continuous two -way oil -well pump that lifts, its characterized in that includes inner chamber and exocoel, make the oil -well pump form be located the inner space of inner chamber and be located the inner chamber and the exocoel between interlayer space, the inner chamber top is equipped with top seal, and interior intracavity is equipped with the piston that is divided into the inner space in upper portion space and lower part space, and the sucker rod passes top seal and hinge joint, the bottom of inner chamber and exocoel is equipped with the end cover, and the end cover is equipped with the lower pump body filling valve that accesss to the lower part space, and the intracavity lateral wall below is equipped with the lower pump body delivery valve that accesss to interlayer space, and the intracavity lateral wall top is equipped with the last pump body delivery valve that accesss to interlayer space, and exocoel lateral wall top is equipped with the last pump body filling valve that accesss to the upper portion space, lower pump body filling valve, lower pump body delivery valve, last pump body delivery valve, last pump body filling valve are the check valve. The utility model discloses all pump in can realizing upstroke and down stroke, improve work efficiency.
Description
Technical field
This utility model is related to petroleum machinery production technique field, more particularly to a kind of oil well pump 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 which accounts for exchange
More than the 90% of tool oil recovery.The reciprocal oil extraction pump of mechanical conventional plunger that oil field uses at present, can only be in ground machine by oil pumping
It is fuel-displaced that the mechanisms such as bar realize that oil pumping, but oil pumping up-down stroke are unidirectionally lifted for intermittence, it is impossible to realizes that piston reciprocating runs
Shi Lianxu liftings are fuel-displaced, and the efficiency of ground machine and underground oil well pump is less than 50%, causes energy waste.
Utility model content
The technical problems to be solved in the utility model is that offer is a kind of can pump in upstroke and down stroke
Continuous two-way lifting oil pump, improves work efficiency.
For solving the above problems, continuous two-way lifting oil pump of the present utility model includes inner chamber and exocoel, makes oil well pump
Formed positioned at the inner space of inner chamber and the jacket space between inner chamber and exocoel；Inner cavity top is provided with top sealing,
Interior intracavity is provided with the piston that inner space is divided into upper space and lower space, and sucker rod connects through top sealing and piston
Connect；The bottom of inner chamber and exocoel is provided with end cap, and end cap is provided with the lower pump body inlet valve for leading to lower space, sets below intracavity sidewall
There is the lower pump body delivery valve for leading to jacket space, above intracavity sidewall, be provided with the upper pump casing delivery valve for leading to jacket space, exocoel
The upper pump casing inlet valve for leading to upper space is provided with above the wall of side；Lower pump body inlet valve, lower pump body delivery valve, upper pump casing are fuel-displaced
Valve, upper pump casing inlet valve are check valve.
Preferably, it is interior in above-mentioned continuous two-way lifting oil pump to be connected with web plate between cavity outer wall and outer cavity wall.
Preferably, in above-mentioned continuous two-way lifting oil pump in cavity wall in place in upper pump casing delivery valve and upper pump casing oil-feed
Upper pump casing travel control device is provided with below valve；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 valves, and valve bottom passes through
Hinge is articulated with the inwall of inner chamber, multiple valve closeds coning, position hollow out of the end cap in conical lower section, valve it
Between and valve and inner chamber between seal.
Preferably, there is major arc connected in star around valve in above-mentioned continuous two-way lifting oil pump, in groove, be provided with inside
Hollow sealing strip.
Preferably, in above-mentioned continuous two-way lifting oil pump, the inwall bottom of inner chamber is provided with turbulator, makes top-down
Oil is converted into horizontal and/or screw after contacting with turbulator.
Preferably, projected position when turbulator is located at valve opening in above-mentioned continuous two-way lifting oil pump on inner chamber
Place.
Preferably, in above-mentioned continuous two-way lifting oil pump the making material and parts by weight of sucker rod be 3～5 parts of Al,
2～6 parts of Cr, 0.5 part of Zn, 7～10 parts of Mg, 1.8～2.3 parts of Cu, 3～6 parts of Ni, 7～9 parts of Zr, 12～15 parts of Ti.
Continuous two-way lifting oil pump of the present utility model in upstroke, open by lower pump body inlet valve, and outside oil is certainly
Lower pump body inlet valve enters the lower space of inner chamber, and the oil of upper space enters jacket space, interlayer by upper pump casing delivery valve
In space, oil mass increases, and is discharged by oil pipe；During down stroke, lower pump body inlet valve cuts out, and outside oil passes through upper pump casing oil-feed
Valve enters the upper space of inner chamber, and the oil of lower space enters jacket space by lower pump body delivery valve, oil mass in jacket space
Increase, discharged by oil pipe, realize continuous two-way lifting.Empirical tests, continuous two-way lifting oil pump of the present utility model are lifted
Ability is strong, and its installation site in the duct can be higher than pasta, in still effectively can working in the height higher than earth's surface.
Description of the drawings
Fig. 1 is the schematic diagram of the continuous two-way lifting oil pump of this utility model first embodiment.
Fig. 2 is the schematic diagram of the lower pump body inlet valve of continuous two-way lifting oil pump in this utility model fourth embodiment.
Specific embodiment
Specific embodiment of the present utility model is described in detail below with reference to accompanying drawing.
As shown in figure 1, the first embodiment of the continuous two-way lifting oil pump of this utility model includes inner chamber 1 and exocoel 2, it is interior
Chamber is located at outer chamber, makes oil well pump form the inner space A1 and the jacket space A2 between inner chamber and exocoel of inner chamber 1, outward
It is connected with oil pipe at the top of chamber 2；
Inner cavity top is provided with top sealing, is provided with piston 4 in inner chamber 1, piston 4 by inner space A1 point for upper space and
Lower space two parts, sucker rod 9 are connected through top sealing with piston 4, are sealed between sucker rod 9 and top sealing；
The bottom of inner chamber and exocoel is provided with end cap 3, and end cap 3 is located 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 for leading to inner chamber, makes oil enter interior from outside by lower pump body inlet valve 5
The lower space in chamber；
End cap is provided with the cannelure for accommodating internal chamber wall and outer chamber wall, is provided with sealing gasket, the sinking of sealing gasket in cannelure
Portion enters cannelure, is provided with bound edge to wrap up the cell wall of cannelure at the top of sealing gasket, is provided with section into endways on the outside of cell wall
Trapezoidal dovetail groove, bound edge are provided with corresponding trapezoidal projection, in trapezoidal raised embedded dovetail groove；The groove of both sides at cannelure bottom land
Wall is respectively equipped with the space formation isosceles trapezoid that right angled triangle is raised, between right angled triangle projection and bottom land, under sealing gasket
The bottom in heavy portion is provided with trapezoidal installation portion, in the embedded isosceles trapezoid of trapezoidal installation portion；Cannelure inwall be provided with around cannelure and
The locating slot of section camber, the side in sealing gasket sinking portion are provided with corresponding arc convex, and arc convex is highly higher than positioning
Groove depth, in the embedded locating slot of arc convex；Sealing gasket and inner chamber, outer are made by trapezoidal raised, trapezoidal installation portion, arc convex
The sealing that is connected firmly between the side wall in chamber, prevents because in assembling process, the reason such as rotation causes generation dislocation generation gap etc. to be drawn
Rise and reveal；And arc convex is higher than highly clamping slot depth, makes arc convex form sealing hoop, strengthen sealing effectiveness；
The lower pump body delivery valve 6 for leading to jacket space A2 is provided with below 1 side wall of inner chamber, make oil can be from the lower space of inner chamber
Into jacket space；The upper pump casing delivery valve 7 for leading to jacket space A2 is provided with above 1 side wall of inner chamber, make oil can be from the upper of inner chamber
Portion space enters jacket space；The upper pump casing inlet valve 8 for leading to 1 top of inner chamber is provided with above 2 side wall of exocoel, makes the oil can be from oil pumping
The upper space of inner chamber 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.
It is put in well after when use be connected the exocoel of continuous two-way lifting oil pump with oil pipe, is wrapped by oil outside exocoel
Enclose.When upstroke is that piston 4 is moved upwards, 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；
When down stroke is that piston 4 is moved downward, lower pump body inlet valve 5 cuts out, and outside oil is entered by upper pump casing inlet valve 8
Enter 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, upper piston area has oil with bottom, and pressure reduction is little, the reliability of oil well pump
It is high.
Reciprocal stroke of the present embodiment can complete the process of strike the oil twice and oil extraction, carry relative to conventional reciprocal oil extraction pump
High oil production.
In second embodiment of the present utility model, between intracavity sidewall and outer cavity wall with web plate connect, strengthen inner chamber with
Steadiness between exocoel, and the mesh on web plate does not affect the flowing of oil.
In 3rd embodiment of the present utility model, interior cavity wall is in place under upper pump casing delivery valve and upper pump casing inlet valve
Side is provided with upper pump casing travel control device, and interior cavity wall is provided with down above lower pump body delivery valve, lower pump body inlet valve in place
Pump housing travel control device, travel control device are connected with the power-equipment for driving sucker rod, when piston and travel control device
Power-equipment conversion stroke is just forced after contact, is prevented piston from continuing motion and fuel tap and is collided damage fuel tap.The present embodiment
Middle travel control device uses travel switch.
In fourth embodiment of the present utility model, as shown in Fig. 2 lower pump body inlet valve 5 includes three valves 51, valve
51 bottoms are articulated with the inwall of inner chamber 1 by hinge 52, and three valves 51 form cone after closing, and end cap 3 is in conical bottom
The position hollow out in portion, seals between valve 51 and between valve 51 and inner chamber 1, and valve is provided with ribs in both sides about 51, with
Prevent valve from deforming in the presence of oil pressure.During upstroke, rotate in 51 around hinge 52 of impact lower valve of oil, three valves 51
The cone opening of formation, oil are entered inside inner chamber 1 by lower pump body inlet valve 5；During down stroke, in the impact lower valve 51 of oil
52 opposite direction of around hinge rotates, and the cone closing 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 needed.Lower pump body inlet valve 5 adopts this structure, makes fuel feed hole become big, and oil inlet quantity increases, and carries
The work efficiency of high oil well pump.Hinge 52 is provided with stopping means, and the rotating range of valve 51 is limited, pump housing inlet valve 5 is made
Quickly can open and close.
Wherein, there is major arc connected in star around valve 51, in groove, be provided with the sealing strip of boring, such sealing strip
Be that elasticity is higher when other objects are contacted, can effective compensation space that may be present, it is therefore, it is possible to increase sealing effectiveness, excellent
Arc groove can be firmly secured to sealing strip in groove, and when preventing from being used for multiple times, sealing strip drops.
The inwall bottom of inner chamber 1 is provided with turbulator 53, and 53 position of turbulator is maintained an equal level with valve 51 or be less than valve, makes from upper
And under oil contact with turbulator after be converted into laterally and/or screw, laterally oil stream impact valve 51, strengthens 51 pairs, valve
The response speed of descending oil stream, the time required to lower pump body inlet valve 5 cuts out when shortening down stroke, reduces oil-out, improves work
Make efficiency；Meanwhile, with screw under oil flow direction, extend oil stream in the movement time of intracavity bottom, close lower pump body inlet valve 5
Before closing, the oil mass of outflow is further reduced, and further improves work efficiency.53 concrete structure of turbulator is unrestricted, meets above-mentioned
Function, in the present embodiment, turbulator 53 is projected and is spiraled from top to bottom in a spiral manner in 1 inwall of inner chamber, and turbulator 53 is pushed up
Face is vertical with the inwall of inner chamber, the interior walls be smooth transition of 53 bottom surface of turbulator and inner chamber, oil is occurred when flowing from top to bottom disorderly
Stream, is reduced when oil flows from bottom to top by being affected.Projection when turbulator 53 only can be opened located at valve 51 on inner chamber
At position, and turbulator in the space of the projected position of two valves, is not provided with, the impact for so making turbulator up to oil stream subtracts
It is little；Turbulator can also support valve, prevent the inwall that valve fits to inner chamber from leading to not close.
In 5th embodiment of the present utility model, the end cap of exocoel 2 is provided with relief valve, and relief valve is located at jacket space
Lower section.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 set
In oil-well pump bottom, collide with pipeline when preventing oil well pump is installed in oil well and cause to damage.
In sixth embodiment of the present utility model, piston-top surface is provided with pressure transducer, and sucker rod is hollow accommodating pressure
The circuit of sensor, pressure transducer are connected the working condition for monitoring oil well pump at the moment with monitoring device.
In 7th embodiment of the present utility model, outer chamber side wall is provided with the hydraulically extensible bar connected with jacket space, hydraulic pressure
Oil pressure extension of the expansion link using jacket space.When installing oil well pump, hydraulically extensible bar is in contraction state, after oil well pump is in place
Under oil pressure effect, hydraulically extensible bar elongate support prevents oil pump effect in sucker rod in running in oil country tubular good
Under rock, cause because deform or abrasion cause the lost of life.
Continuous two-way lifting oil pump of the present utility model continuously runs, and upstroke is delivered up oil with down stroke, leads
Cause oil well pump to bear elevated pressures always, sucker rod can deform in long-term work, therefore the material to sucker rod is proposed
Very high request, in the 8th embodiment of the present utility model, sucker rod is made using a kind of alloy, the making material of the alloy with
And weight portion is respectively：3～5 parts of Al, 2～6 parts of Cr, 0.5 part of Zn, 7～10 parts of Mg, 1.8～2.3 parts of Cu, Ni 3～6
Part, 7～9 parts of Zr, 12～15 parts of Ti.It is high with strength of oil pump rod made by the alloy, it is unlikely to deform.
This utility model preferred embodiment and embodiment are explained in detail above in conjunction with accompanying drawing, but this
Utility model is not limited to the above-described embodiment and examples, in the ken that those skilled in the art possess, may be used also
So that various changes can be made without departing from the concept of the premise utility.
Claims (9)
1. a kind of continuous two-way lifting oil pump, it is characterised in that including inner chamber and exocoel, make oil well pump be formed positioned at inner chamber
Inner space and the jacket space between inner chamber and exocoel；
Inner cavity top is provided with top sealing, and interior intracavity is provided with the piston that inner space is divided into upper space and lower space, takes out
Beam hanger is connected through top sealing 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 for leading to lower space, below intracavity sidewall
The lower pump body delivery valve for leading to jacket space is provided with, the upper pump casing delivery valve for leading to jacket space is provided with above intracavity sidewall, outward
The upper pump casing inlet valve for leading to upper space is provided with above the wall of chamber side；
Lower pump body inlet valve, lower pump body delivery valve, upper pump casing delivery valve, upper pump casing inlet valve are check valve.
2. continuous two-way lifting oil pump according to claim 1, it is characterised in that：
Connected with web plate between interior cavity outer wall and outer cavity wall.
3. continuous two-way lifting oil pump according to claim 1, it is characterised in that：
Interior cavity wall is provided with upper pump casing travel control device in place below upper pump casing delivery valve and upper pump casing inlet valve；
Interior cavity wall is provided with lower pump body travel control device in place above lower pump body delivery valve, lower pump body inlet valve；
Upper pump casing travel control device, lower pump body travel control device are connected with the power-equipment for driving sucker rod.
4. continuous two-way lifting oil pump according to claim 1, it is characterised in that：
End cap is provided with the cannelure for accommodating internal chamber wall and outer chamber wall, is provided with sealing gasket in cannelure, and the sinking portion of sealing gasket is entered
Enter cannelure；
Bound edge is provided with the top of sealing gasket to wrap up the cell wall of cannelure, is provided with section into endways trapezoidal trapezoidal on the outside of cell wall
Groove, bound edge are provided with corresponding trapezoidal projection, in trapezoidal raised embedded dovetail groove；
At cannelure bottom land, the cell wall of both sides is respectively equipped with the sky that right angled triangle is raised, 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, in the embedded isosceles trapezoid of trapezoidal installation portion；
Cannelure inwall be provided with around cannelure and section camber locating slot, the side in sealing gasket sinking portion is provided with accordingly
Arc convex, arc convex are highly higher than clamping slot depth, in the embedded locating slot of arc convex.
5. continuous two-way lifting oil pump according to claim 1, it is characterised in that：
End cap is provided with the relief valve below jacket space.
6. continuous two-way lifting oil pump according to claim 1, it is characterised in that：
Lower pump body inlet valve includes multiple valves, and valve bottom is articulated with the inwall of inner chamber, multiple valve closeds by hinge
Coning, position hollow out of the end cap in conical lower section, seals between valve and between valve and inner chamber.
7. continuous two-way lifting oil pump according to claim 6, it is characterised in that：
There is major arc connected in star around valve, in groove, be provided with the sealing strip of boring.
8. continuous two-way lifting oil pump according to claim 6, it is characterised in that：
The inwall bottom of inner chamber is provided with turbulator, makes top-down oil be converted into horizontal and/or spiral after contacting with turbulator
Motion.
9. continuous two-way lifting oil pump according to claim 8, it is characterised in that：
Turbulator be located at valve opening when at the projected position on inner chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620883816.8U CN206035775U (en) | 2016-08-15 | 2016-08-15 | Continuous two -way oil -well pump that lifts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620883816.8U CN206035775U (en) | 2016-08-15 | 2016-08-15 | Continuous two -way oil -well pump that lifts |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206035775U true CN206035775U (en) | 2017-03-22 |
Family
ID=58306330
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620883816.8U Withdrawn - After Issue CN206035775U (en) | 2016-08-15 | 2016-08-15 | Continuous two -way oil -well pump that lifts |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206035775U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106089663A (en) * | 2016-08-15 | 2016-11-09 | 孙旭 | Continuous two-way lifting oil pump |
-
2016
- 2016-08-15 CN CN201620883816.8U patent/CN206035775U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106089663A (en) * | 2016-08-15 | 2016-11-09 | 孙旭 | Continuous two-way lifting oil pump |
| CN106089663B (en) * | 2016-08-15 | 2017-08-22 | 孙旭 | Continuous two-way lifting oil pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170322 Effective date of abandoning: 20170822 |
|
| AV01 | Patent right actively abandoned |