CN207297303U - One kind has bar lifting whole process to go out liquid oil well pump - Google Patents
One kind has bar lifting whole process to go out liquid oil well pump Download PDFInfo
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- CN207297303U CN207297303U CN201721123605.5U CN201721123605U CN207297303U CN 207297303 U CN207297303 U CN 207297303U CN 201721123605 U CN201721123605 U CN 201721123605U CN 207297303 U CN207297303 U CN 207297303U
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- pump barrel
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- upper plug
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Abstract
The utility model, which provides one kind, has bar lifting whole process to go out liquid oil well pump, including sequentially connected small pump barrel from top to bottom, big pump barrel, upper exterior tube, duplex fitting, further include sequentially connected upper plug from top to bottom, downlink power-assisted plunger, the upper plug includes upper path section and lower major diameter section, wherein upper path section is operated in small pump barrel, major diameter section is wherein descended to operate in big pump barrel, the upper exterior tube opens up axial through hole and eccentric lumen therethrough, the downlink power-assisted plunger is operated in the through hole of upper exterior tube, the duplex fitting opens up mutual disconnected shaft orientation flowing channel, radial flow path, the through hole lower end of the upper exterior tube connects the radial flow path, the eccentric lumen therethrough lower end of the upper exterior tube connects the shaft orientation flowing channel.The utility model can realize that sucker rod pump lifting whole process goes out liquid, save the energy, improve oil yield efficiency.
Description
Technical field
The utility model is related to oil field lifting oil well pump, especially one kind has bar lifting whole process to go out liquid oil well pump.
Background technology
Instantly oil field cost efficiency exploitation is main trend, and conventional sucker-rod pumping is typically that one way goes out liquid, so certainly will
It can cause the loss of energy.And screw pump can realize that whole process goes out liquid, but supporting cost rises significantly, can only be in some particular oils
Well uses, it is impossible to is promoted in field scaleization.The double acting that and for example Rodless oil extraction of Patent No. 201610264879.X uses
Oil well pump patent, it discloses a kind of whole process and goes out the oil well pump of liquid, but is only limitted to the nothing of hydraulic cylinder and linear motor offer power
Rod pumping well, shortcoming are that application limitation is larger.Therefore, it is a kind of suitable for conventional sucker rod pump lifts, whole process goes out to be badly in need of invention
The oil well pump of liquid, to lift energy utilization rate.
There are the keywords such as bar, oil recovery, application number 201110362784.9 by retrieval, publication date 2015-09-30 is disclosed
A kind of sucker-rod pump oil extraction system for oil well, includes casing and the oil pipe being installed in casing, and rod pumping pump, institute are installed in oil pipe
The rod pumping pump stated includes oil well pump and connects the sucker rod of oil well pump, it is characterised in that the oil jacket between oil pipe and casing
Packer is installed at the nearly oil well pump of annular space, oil jacket annular space is separated up and down, the oil pipe above corresponding to oil well pump and packer
The first line of a couplet is connected to hydraulic communication valve, and the crude oil for pumped of pumping enters oil jacket annular space by communicating valve, opened up in the upper end of casing with
The oil outlet of oil jacket annular space connection, and lubricant medium is full of in the oil pipe above oil well pump；The hydraulic communication valve bag
The center tube socket being connected with oil pipe is included, in center tube socket overcoat load port valve set, in center tube socket with connecting between valve pocket
One end in toroidal cavity is installed on annular spool and configures return spring, corresponding to annular spool in center tube socket and communicating valve
The fuel feed hole and oil outlet for opening up stagger up and down respectively are put on, and fuel feed hole and oil outlet inside and outside oil pipe respectively with being connected；
The annular spool is installed in center tube socket with connecting the toroidal cavity lower end between valve pocket, and at center, tube socket corresponds to annular
Fuel feed hole is opened up below the shoulder of spool lower end backstop hole, the upper end that annular spool is corresponded in connection valve pocket opens up oil outlet.
Although technology disclosed above is to have bar oil recovery, overall technical solution, the technical problem solved, beneficial effect etc.
Differ, also there is no any technical inspiration.
Utility model content
The purpose of this utility model, which is to provide one kind, has bar lifting whole process to go out liquid oil well pump, can realize that sucker rod pump lifting is complete
Journey goes out liquid, saves the energy, improves oil yield efficiency.
The purpose of this utility model can be achieved by the following technical measures：
The one kind, which has bar lifting whole process to go out liquid oil well pump, includes sequentially connected small pump barrel, big pump barrel, upper outer from top to bottom
Pipe, duplex fitting, further include sequentially connected upper plug, downlink power-assisted plunger from top to bottom, the upper plug includes upper path
Section and lower major diameter section, wherein upper path section is operated in small pump barrel, wherein lower major diameter section is operated in big pump barrel, the upper exterior tube
Axial through hole and eccentric lumen therethrough are opened up, the downlink power-assisted plunger is operated in the through hole of upper exterior tube,
The duplex fitting opens up mutual disconnected shaft orientation flowing channel, radial flow path, the through hole lower end connection institute of the upper exterior tube
Radial flow path is stated, the eccentric lumen therethrough lower end of the upper exterior tube connects the shaft orientation flowing channel.
The purpose of this utility model can be also achieved by the following technical measures：
It is big pump barrel epicoele positioned at the space under upper plug above major diameter section in the big pump barrel, it is big under upper plug
The space of footpath section lower section be big pump barrel cavity of resorption, one horizontal platform of the big pump barrel setting, horizontal platform open up big pump barrel epicoele into
Fluid apertures, the big pump barrel epicoele inlet opening set and fix valve.
The lower major diameter section lower end of the upper plug connects downlink power-assisted plunger, the reducer union upper end by reducer union
Major diameter section inner cavity under mouthful connection upper plug, lower port are inlet opening under major diameter section under upper plug, feed liquor under major diameter section under upper plug
Hole connects big pump barrel cavity of resorption, and the eccentric lumen therethrough upper port of the upper exterior tube connects big pump barrel cavity of resorption, the reducer union upper end
Mouth sets lower travelling valve, and the lower major diameter section of the upper plug is also provided with a horizontal platform, the major diameter in the case where horizontal platform opens up upper plug
Inlet opening in section, inlet opening makes big pump barrel inner cavity be connected with upper plug inner cavity in major diameter section under the upper plug, the upper plug
Inlet opening sets upward-traveling valves in lower major diameter section.
The radial flow path inner port of the duplex fitting sets ball-and-seat.
The duplex fitting lower end connects lower outer pipe, is lower outer pipe chamber inside lower outer pipe, lower outer pipe chamber upper port is led to
The shaft orientation flowing channel for crossing duplex fitting is connected to the eccentric lumen therethrough of upper exterior tube, and lower outer pipe chamber lower port sets lower fixed valve.
The small pump barrel upper end connected pipes, upper plug upper end connecting with pumping rod.
The utility model has the advantages that：
1st, using the oil well pump, it can realize that sucker rod pump lifting whole process goes out liquid.The energy is saved, improves oil yield efficiency.
2nd, using the oil well pump, during upstroke, more general oil well pump increases lifting rate.
3rd, designed by the different sectional areas of upper plug and downlink power-assisted plunger, down stroke liquid outlet quantity can be adjusted, from
And realize that well head discharge opeing is adjustable.
4th, downlink power-assisted plunger is designed with, mitigates tubing string friction in down stroke.
5th, seriation can be realized.
Brief description of the drawings
Fig. 1 is the structure diagram of the utility model embodiment.
In figure：Big pump barrel cavity of resorption 1, oil pipe 2, small pump barrel 3, upper plug 4, big pump barrel 5, big pump barrel epicoele 6, upper fixed valve 7,
Inlet opening 11 under major diameter section under upward-traveling valves 8, lower travelling valve 9, reducer union 10, upper plug, eccentric lumen therethrough upper port 12, on
Outer tube 13, downlink power-assisted plunger 14, eccentric lumen therethrough 15, ball-and-seat 16, duplex fitting 17, shaft orientation flowing channel 18, lower outer pipe 19, footpath
To runner 20, lower outer pipe chamber 21, lower fixed valve 22, vacuum chamber 23, plunger runner 24.
Embodiment
Detailed description and technology contents in relation to the utility model, coordinate brief description of the drawings as follows, but attached drawing is only to refer to
With purposes of discussion, not it is used for being any limitation as the utility model.
As shown in Figure 1, one kind have bar lifting whole process go out liquid oil well pump include from top to bottom sequentially connected small pump barrel 3,
Big pump barrel 5, upper exterior tube 13, duplex fitting 17, further include sequentially connected upper plug 4, downlink power-assisted plunger 14 from top to bottom, institute
Stating upper plug includes upper path section and lower major diameter section, wherein upper path section is operated in small pump barrel 3, wherein lower major diameter section operates in
In big pump barrel 5, the upper exterior tube opens up axial through hole and eccentric lumen therethrough 15, and the downlink power-assisted plunger 14 is run
In the through hole of upper exterior tube, the duplex fitting opens up mutual disconnected shaft orientation flowing channel 18, radial flow path 20, it is described on
The through hole lower end of outer tube connects the radial flow path, and 15 lower end of eccentric lumen therethrough of the upper exterior tube connects the axial direction
Runner 18.The small pump barrel upper end connected pipes 2, upper plug upper end connecting with pumping rod.
It is big pump barrel epicoele 6 positioned at the space under upper plug above major diameter section in the big pump barrel, it is big under upper plug
The space of footpath section lower section be big pump barrel cavity of resorption 1, one horizontal platform of the big pump barrel setting, horizontal platform open up big pump barrel epicoele into
Fluid apertures, the big pump barrel epicoele inlet opening set and fix valve 7.
The lower major diameter section lower end of the upper plug connects downlink power-assisted plunger 14, the reducer union by reducer union 10
Major diameter section inner cavity under upper port connection upper plug, lower port are inlet opening 11 under major diameter section under upper plug, major diameter section under upper plug
Lower inlet opening connects big pump barrel cavity of resorption 1, and the eccentric lumen therethrough upper port 12 of the upper exterior tube connects big pump barrel cavity of resorption 1, the change
Drive connector upper port sets lower travelling valve 9, and the lower major diameter section of the upper plug is also provided with a horizontal platform, on horizontal platform opens up
Inlet opening in major diameter section under plunger, inlet opening makes big pump barrel inner cavity be connected with upper plug inner cavity in major diameter section under the upper plug,
Inlet opening sets upward-traveling valves 8 in major diameter section under the upper plug.
The radial flow path inner port of the duplex fitting sets ball-and-seat 16.
The duplex fitting lower end connects lower outer pipe 19, is lower outer pipe chamber 21 inside lower outer pipe, lower outer pipe chamber upper end
Mouth is connected to the eccentric lumen therethrough 15 of upper exterior tube by the shaft orientation flowing channel 18 of duplex fitting, and lower outer pipe chamber lower port sets lower solid
Determine valve 22.
Pump barrel component is mainly made of small pump barrel 3, big pump barrel 5 and upper exterior tube 13 and lower outer pipe 19, small pump barrel and big pump
Cylinder and big pump barrel are directly connected to upper exterior tube by screw thread, and upper exterior tube is then connected with lower outer pipe by duplex fitting 17.Its
In big pump barrel be in symmetrical airfoil structure, upper exterior tube center section is designed as annulus structure, internal annular space and downlink power-assisted plunger 14
Coordinate, exterior annular space is eccentric lumen therethrough 15；Upper exterior tube upper end is uniformly provided with eccentric lumen therethrough upper port 12, and it acts as connection
Eccentric lumen therethrough 15 and the fluid in big pump barrel cavity of resorption 1.
Valve module mainly by upper fixed valve 7, upward-traveling valves 8, lower fixed valve 22,9 four liquid in-out valve groups of lower travelling valve into.
Each serve as the effect of feed liquor and discharge opeing.
Plunger assembly is mainly made of upper plug 4 and downlink power-assisted plunger 14, and upper plug passes through change with downlink power-assisted plunger
Drive connector 10 connects.Wherein upper plug is designed as hollow type symmetrical airfoil structure, and groove structure, upward-traveling valves are provided with side
8 on the horizontal platform of groove.Big pump barrel 5 is divided into two chambers, big pump barrel epicoele 6 and big pump barrel cavity of resorption 1 by upper plug 4.
And downlink power-assisted plunger is solid plunger, it is in clearance fit with upper exterior tube intermediate hollow part, in the single current of duplex fitting 17
Vacuum chamber 23 is formed when valve 16 is closed.
Connection component includes the reducer union 10 of plunger above and below connection.Upper end is connected with upper plug, lower end and downlink power-assisted
Plunger connects, and lower end side is provided with upper plug inlet opening 11 under major diameter section, not only acts as connection function, also acts connection
Liquid enters the plunger runner 24 of upper plug in the effect of liquid, namely big pump barrel cavity of resorption 1.
Duplex fitting 17 of the connection component also comprising connection upper exterior tube 13 with lower outer pipe 19.Duplex fitting side is passed through up and down
It is logical, it is ensured that lower outer pipe chamber 21 and 15 unicom of eccentric lumen therethrough.Ball-and-seat 16 is housed among duplex fitting.The ball-and-seat is mainly made
With：Ball-and-seat is closed, and downlink power-assisted plunger and upper exterior tube hollow space form vacuum chamber 23, can during down stroke
Reduce roofbolt friction in down stroke.In addition the ball-and-seat also has aerial drainage effect, and when downlink power-assisted plunger has hydraulic slip, liquid will
By ball-and-seat from aerial drainage at radial flow path 20.
The round trip goes out liquid oil well pump when upstroke starts, and lower fixed valve 22 is opened, and upper fixed valve 7 is closed, upward-traveling valves 8
To open, lower travelling valve 9 is closed, and the liquid in big pump barrel epicoele 6 enters upper plug from upward-traveling valves 8, by plunger runner 24, and
Liquid more than plunger is discharged ground together.Therefore only discharge liquid more than plunger, the oil pumping relative to conventional oil well pump
Pump and the amount of liquid from the entrance of upward-traveling valves 8 is being added during upstroke.Ground is embodied in, liquid outlet quantity greatly increases.
The round trip goes out liquid oil well pump during down stroke, and lower fixed valve 22 is closed, and upper fixed valve 7 is opened, upward-traveling valves 8
Close, lower travelling valve 9 is opened, and inlet opening 11 enters in upper plug 4 liquid under major diameter section under upper plug, passes through plunger runner 24
Ground is discharged, goes out liquid so as to fulfill down stroke.Moreover, the size of liquid outlet quantity can be by varying upper plug and downlink power-assisted column
The sectional area size of plug controls.
The whole process goes out liquid oil-well pump device and is connected by small pump barrel 3 with oil pipe 2 during use, with being set in oil pipe lower going-into-well
Count position.Sucker rod is connected by pull rod with upper plug 4.During upstroke, big pump barrel epicoele 6 is compressed, and lower fixed valve 22 is opened,
Oil stream enters lower outer pipe chamber 21, enters eccentric lumen therethrough 15 by the shaft orientation flowing channel 18 of duplex fitting 17, passes through upper exterior tube 13
On eccentric lumen therethrough upper port 12, into big pump barrel cavity of resorption 1；With plunger uplink, upper fixed valve 7 is closed, and lower travelling valve 9 closes
Close, upward-traveling valves 8 are opened, and the liquid in big pump barrel epicoele 6 enters the runner 24 of plunger by upward-traveling valves 8, into oil pipe 2
In, the fluid with plunger upper part gives rise to ground together, realizes that upstroke goes out liquid.During down stroke, big pump barrel cavity of resorption 1 is compressed,
Upper fixed valve 7 is opened, and lower fixed valve 22 is closed, and upward-traveling valves 8 are closed, and lower travelling valve 9 is opened, the liquid in big pump barrel cavity of resorption 1
Enter the plunger runner 24 of upper plug 4 by inlet opening 11 under major diameter section under upper plug, realize that down stroke goes out liquid.So as to fulfill having
Bar pump lifting whole process goes out liquid.
The above is only the preferred embodiment of the present invention, is not used to limit the scope of the claims of the utility model, its
He uses the equivalence changes of the utility model patent spirit, should all belong to the scope of the claims of the utility model.
Claims (6)
1. one kind has bar lifting whole process to go out liquid oil well pump, it is characterised in that including sequentially connected small pump barrel from top to bottom, big pump
Cylinder, upper exterior tube, duplex fitting, further including sequentially connected upper plug, downlink power-assisted plunger, the upper plug from top to bottom includes
Upper path section and lower major diameter section, wherein upper path section is operated in small pump barrel, wherein lower major diameter section is operated in big pump barrel, it is described
Upper exterior tube opens up axial through hole and eccentric lumen therethrough, and the downlink power-assisted plunger operates in the through of upper exterior tube
Kong Zhong, the duplex fitting open up mutual disconnected shaft orientation flowing channel, radial flow path, and the through hole lower end of the upper exterior tube connects
The radial flow path is connect, the eccentric lumen therethrough lower end of the upper exterior tube connects the shaft orientation flowing channel.
2. one kind according to claim 1 has bar lifting whole process to go out liquid oil well pump, it is characterised in that in the big pump barrel,
It is big pump barrel epicoele positioned at the space under upper plug above major diameter section, is big pump barrel positioned at the space under upper plug below major diameter section
Cavity of resorption, the big pump barrel set a horizontal platform, big pump barrel epicoele inlet opening, the big pump barrel epicoele feed liquor are opened up in horizontal platform
Valve is fixed in hole on setting.
3. one kind according to claim 2 has bar lifting whole process to go out liquid oil well pump, it is characterised in that under the upper plug
Major diameter section lower end connects downlink power-assisted plunger by reducer union, and the reducer union upper port is connected under upper plug in major diameter section
Chamber, lower port are inlet opening under major diameter section under upper plug, and inlet opening connects big pump barrel cavity of resorption under major diameter section under upper plug, it is described on
The eccentric lumen therethrough upper port of outer tube connects big pump barrel cavity of resorption, and the reducer union upper port sets lower travelling valve, the upper prop
The lower major diameter section of plug is also provided with a horizontal platform, the inlet opening in major diameter section in the case where horizontal platform opens up upper plug, under the upper plug
Inlet opening makes big pump barrel inner cavity be connected with upper plug inner cavity in major diameter section, and inlet opening sets upstream in major diameter section under the upper plug
Dynamic valve.
4. one kind according to claim 1 or 2 or 3 has bar lifting whole process to go out liquid oil well pump, it is characterised in that the bilateral
The radial flow path inner port of connector sets ball-and-seat.
5. one kind according to claim 4 has bar lifting whole process to go out liquid oil well pump, it is characterised in that under the duplex fitting
End connection lower outer pipe, lower outer pipe inside are lower outer pipe chamber, and the shaft orientation flowing channel that lower outer pipe chamber upper port passes through duplex fitting connects
The eccentric lumen therethrough of upper exterior tube is passed to, lower outer pipe chamber lower port sets lower fixed valve.
6. one kind according to claim 5 has bar lifting whole process to go out liquid oil well pump, it is characterised in that the small pump barrel upper end
Connected pipes, upper plug upper end connecting with pumping rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721123605.5U CN207297303U (en) | 2017-09-04 | 2017-09-04 | One kind has bar lifting whole process to go out liquid oil well pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721123605.5U CN207297303U (en) | 2017-09-04 | 2017-09-04 | One kind has bar lifting whole process to go out liquid oil well pump |
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| Publication Number | Publication Date |
|---|---|
| CN207297303U true CN207297303U (en) | 2018-05-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721123605.5U Active CN207297303U (en) | 2017-09-04 | 2017-09-04 | One kind has bar lifting whole process to go out liquid oil well pump |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109424529A (en) * | 2017-09-04 | 2019-03-05 | 中国石油化工股份有限公司 | There is the whole liquid oil well pump out of bar lifting |
| CN112576484A (en) * | 2019-09-30 | 2021-03-30 | 中国石油化工股份有限公司 | Oil-well pump for viscous crude well |
-
2017
- 2017-09-04 CN CN201721123605.5U patent/CN207297303U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109424529A (en) * | 2017-09-04 | 2019-03-05 | 中国石油化工股份有限公司 | There is the whole liquid oil well pump out of bar lifting |
| CN112576484A (en) * | 2019-09-30 | 2021-03-30 | 中国石油化工股份有限公司 | Oil-well pump for viscous crude well |
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