CN205330630U - Vacuum reinforcement oil -well pump with invariable down power - Google Patents
Vacuum reinforcement oil -well pump with invariable down power Download PDFInfo
- Publication number
- CN205330630U CN205330630U CN201620101450.4U CN201620101450U CN205330630U CN 205330630 U CN205330630 U CN 205330630U CN 201620101450 U CN201620101450 U CN 201620101450U CN 205330630 U CN205330630 U CN 205330630U
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- reinforcement
- oil
- valve
- pump
- vacuum
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Abstract
The utility model provides a vacuum reinforcement oil -well pump with invariable down power, the oil -well pump body, the reinforcement pump that connect gradually including top -down, the oil -well pump body is filled in including the oil column that takes out who pumps the pump barrel and embed in the pump barrel inside of pumping, the reinforcement pump includes the reinforcement pump barrel and embeds at the inside reinforcement plunger of reinforcement pump barrel, it sets up the flowing back valve to take out oil column stopper bottom, reinforcement pump barrel lower extreme passes through articulate vacuum power valve, reinforcement plunger upper end is through water conservancy diversion articulate flowing back valve, two -way connector is connected to the vacuum power valve, the two -way connector upper end is through an outer union coupling oil -well pump section of thick bamboo, two -way connector sets up axial passage and radial channel, and wherein axial passage feeds through to the pump barrel inner chamber of pumping, and radial channel intercommunication to vacuum power valve bottom. Feed liquor valve, feed liquor valve upper end and axial passage intercommunication are connected to the two -way connector lower extreme. The economic high efficiency that realizes the big inclination oil well in beach haiti district lifts.
Description
Technical field
This utility model relates to the exploitation technology of petroleum industry, especially a kind of vacuum reinforcement oil well pump with constant descending power。
Background technology
Along with deepening continuously of oil field development, by the needs that restriction and the oil land, sea of surface condition is adopted, directional well, inclined shaft and deviated wells become the important means of oil field development, and quantity increases year by year。Such oil well shows as the features such as hole deviation is big, individual well Liquid output is big, and the conventional sucker rod pump lifting of many employings at present, it is primarily present problems with: owing to hole angle is big, kickoff point (KOP) is high, polished rod laxation, beam-pumping unit jig frequency in sucker rod pump lifting is caused to be difficult to improve, at the shallow-layer oil well that part kickoff point (KOP) is higher, even cannot normally produce；Adopt routine slant hole pump individual well day liquid ability low, it is impossible to meet on-the-spot needs of production；Because hole deviation is big, jig frequency height rod and tube partial-wear is serious, the oil well production cycle is short。
Summary of the invention
The purpose of this utility model is to provide a kind of vacuum reinforcement oil well pump with constant descending power, solution roofbolt laxation, the problem that pump efficiency is low, pump detection period is short, reach to improve crude output, reduce the purpose of input cost, Extended Pump Detection Period, thus realizing the economical and efficient lifting of beach areas High angle oil well。
The purpose of this utility model can be achieved by the following technical measures:
This vacuum reinforcement oil well pump with constant descending power includes the oil well pump body being sequentially connected with from top to bottom, power-increasing pump, described oil well pump body includes oil pumping barrel and is built in the oil-pumping plunger within oil pumping barrel, described power-increasing pump includes reinforcement pump barrel and is built in the reinforcement plunger within reinforcement pump barrel, described oil-pumping plunger bottom arranges tapping valve, described reinforcement pump barrel lower end connects vacuum power valve by joint, described reinforcement its upper end passes through flow guiding connector connected drainage valve, described vacuum power valve connects duplex fitting, described duplex fitting upper end connects oil pumping barrel by outer tube, described duplex fitting arranges axial passage and radial passage, wherein axial passage is communicated to oil pumping barrel inner chamber, and radial passage is communicated to bottom vacuum power valve, described duplex fitting lower end connects liquid feed valve, liquid feed valve upper end connects with axial passage。
The purpose of this utility model realizes also by following technical measures:
The space constituted between described vacuum power valve bottom and liquid feed valve upper end is the first chamber。
The space constituted between described flow guiding connector and oil pumping barrel is the second chamber。
The space of the joint Inner Constitution between described reinforcement pump barrel lower end and vacuum power valve is the 3rd chamber。
Described first chamber is communicated to the second chamber by axial passage, and flow guiding connector upper end is opened radial hole and connected the second chamber, and described 3rd chamber is by vacuum power valve connection radial passage。
This utility model has the advantages that
Operation principle of the present utility model: when (1) sucker rod is up, tapping valve is closed, and liquid feed valve is opened, and vacuum power valve cuts out, and B cavity volume increases, and pressure reduces, and well liquid is entered A chamber by liquid feed valve, and the runner I flowing through duplex fitting is up, enters B chamber；(2) when sucker rod is descending, liquid feed valve is closed, and tapping valve is opened, and vacuum power valve cuts out, it is achieved discharge opeing, and B chamber liquid is entered tapping valve by flow guiding connector, discharges well head；In this process, for intending vacuum environment in C chamber, the chamber of reinforcement plunger lower surface and near vacuum, reinforcement plunger upper and lower end face pressure reduction is the descending offer power of sucker rod, play the descending effect of power-assisted roofbolt (3) when C cavity indoor pressure and hydrops reach to a certain degree, forcing vacuum power valve to be opened, cavity pressure and hydrops are discharged by the runner II of duplex fitting。
This utility model has the advantage that 1, adopts vacuum power valve, make use of the upper and lower end face pressure reduction of reinforcement plunger for the descending offer power-assisted of sucker rod to greatest extent, and the size of power-assisted is lower deeply relevant with pump；2, adopting dual channel structure, the dual channel of formation can realize the feed liquor of vacuum reinforcement oil well pump respectively and with vacuum power valve, the release of pressure and hydrops be emptied。
Accompanying drawing explanation
Fig. 1 is the structural representation of this utility model embodiment。
In figure: oil pumping barrel 1, oil-pumping plunger 2, tapping valve 3, flow guiding connector 4, outer tube 5, reinforcement plunger 6, reinforcement pump barrel 7, extension pipe 8, joint 9, vacuum power valve 10, duplex fitting 11, liquid feed valve 12。
Detailed description of the invention
Relevant detailed description of the present utility model and technology contents, coordinate accompanying drawing to illustrate as follows, but accompanying drawing only provides reference and purposes of discussion, is not used for this utility model is any limitation as。
According to Fig. 1, this vacuum reinforcement oil well pump with constant descending power includes the oil well pump body being sequentially connected with from top to bottom, power-increasing pump, described oil well pump body includes oil pumping barrel 1 and is built in the oil-pumping plunger 2 within oil pumping barrel, described power-increasing pump includes reinforcement pump barrel 7 and is built in the reinforcement plunger 6 within reinforcement pump barrel, described oil-pumping plunger bottom arranges tapping valve 3, described reinforcement pump barrel lower end connects vacuum power valve 10 by joint 9, described reinforcement its upper end passes through flow guiding connector 4 connected drainage valve 3, described vacuum power valve connects duplex fitting 11, described duplex fitting upper end connects oil pumping barrel 1 by outer tube 5, described duplex fitting arranges in axial passage and figure runner II in runner I and radial passage and figure, wherein axial passage is communicated to oil pumping barrel inner chamber, and radial passage is communicated to bottom vacuum power valve。Described duplex fitting lower end connects liquid feed valve 12, and liquid feed valve upper end connects with axial passage。The space constituted between described vacuum power valve bottom and liquid feed valve upper end is the first chamber A；The space constituted between described flow guiding connector and oil pumping barrel is the second chamber B；The space of the joint Inner Constitution between described reinforcement pump barrel lower end and vacuum power valve is the 3rd cavity C。Described first chamber is communicated to the second chamber by axial passage, and flow guiding connector upper end is opened radial hole and connected the second chamber, and described 3rd chamber is by vacuum power valve connection radial passage。
Outer cylinder portion: oil pumping barrel is connected with outer tube, outer tube bottom is connected with the urceolus of duplex fitting, and the urceolus of duplex fitting is connected with liquid feed valve；Inner cylindrical portion: tapping valve bottom is connected with flow guiding connector, flow guiding connector is connected with reinforcement plunger；Reinforcement pump barrel is connected with vacuum power valve by joint；Vacuum power valve bottom is connected with duplex fitting inner core, relies on duplex fitting urceolus to be connected with liquid feed valve。
Work process of the present utility model is:
(1) when sucker rod is up, tapping valve 3 is closed, and liquid feed valve 12 is opened, and vacuum power valve 10 cuts out, and well liquid is entered A chamber by liquid feed valve 12, and the runner I flowing through duplex fitting 11 is up, simultaneously enters B chamber。
(2) when sucker rod is descending, liquid feed valve 12 is closed, and tapping valve 3 is opened, and vacuum power valve 10 cuts out, it is achieved discharge opeing, and B chamber liquid is entered tapping valve 3 by flow guiding connector 4, discharges well head；In this process, for intending the chamber of vacuum environment, reinforcement plunger 6 lower surface and near vacuum in C chamber, reinforcement plunger 6 upper and lower end face pressure reduction is the descending offer power of sucker rod, plays the effect that power-assisted roofbolt is descending。
(3) when C cavity indoor pressure and hydrops reach setting degree, forcing vacuum power valve 10 to be opened, C cavity pressure and hydrops are discharged by the runner II of duplex fitting 11。
The foregoing is only preferred embodiment of the present utility model, be not used to limit the scope of the claims of the present utility model, other use the equivalence change of patent spirit of the present utility model, all should all belong to the scope of the claims of the present utility model。
Claims (5)
1. a vacuum reinforcement oil well pump with constant descending power, it is characterized in that, including the oil well pump body being sequentially connected with from top to bottom, power-increasing pump, described oil well pump body includes oil pumping barrel and is built in the oil-pumping plunger within oil pumping barrel, described power-increasing pump includes reinforcement pump barrel and is built in the reinforcement plunger within reinforcement pump barrel, described oil-pumping plunger bottom arranges tapping valve, described reinforcement pump barrel lower end connects vacuum power valve by joint, described reinforcement its upper end passes through flow guiding connector connected drainage valve, described vacuum power valve connects duplex fitting, described duplex fitting upper end connects oil pumping barrel by outer tube, described duplex fitting arranges axial passage and radial passage, wherein axial passage is communicated to oil pumping barrel inner chamber, and radial passage is communicated to bottom vacuum power valve, described duplex fitting lower end connects liquid feed valve, liquid feed valve upper end connects with axial passage。
2. a kind of vacuum reinforcement oil well pump with constant descending power according to claim 1, it is characterised in that the space constituted between described vacuum power valve bottom and liquid feed valve upper end is the first chamber。
3. a kind of vacuum reinforcement oil well pump with constant descending power according to claim 2, it is characterised in that the space constituted between described flow guiding connector and oil pumping barrel is the second chamber。
4. a kind of vacuum reinforcement oil well pump with constant descending power according to claim 3, it is characterised in that the space of the joint Inner Constitution between described reinforcement pump barrel lower end and vacuum power valve is the 3rd chamber。
5. a kind of vacuum reinforcement oil well pump with constant descending power according to claim 4, it is characterized in that, described first chamber is communicated to the second chamber by axial passage, and flow guiding connector upper end is opened radial hole and connected the second chamber, and described 3rd chamber is by vacuum power valve connection radial passage。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620101450.4U CN205330630U (en) | 2016-01-31 | 2016-01-31 | Vacuum reinforcement oil -well pump with invariable down power |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620101450.4U CN205330630U (en) | 2016-01-31 | 2016-01-31 | Vacuum reinforcement oil -well pump with invariable down power |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205330630U true CN205330630U (en) | 2016-06-22 |
Family
ID=56317544
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620101450.4U Withdrawn - After Issue CN205330630U (en) | 2016-01-31 | 2016-01-31 | Vacuum reinforcement oil -well pump with invariable down power |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205330630U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107023471A (en) * | 2016-01-31 | 2017-08-08 | 中国石油化工股份有限公司 | A kind of oil well pump and huge discharge lifting method with constant descending power in inclined shaft |
-
2016
- 2016-01-31 CN CN201620101450.4U patent/CN205330630U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107023471A (en) * | 2016-01-31 | 2017-08-08 | 中国石油化工股份有限公司 | A kind of oil well pump and huge discharge lifting method with constant descending power in inclined shaft |
| CN107023471B (en) * | 2016-01-31 | 2018-07-13 | 中国石油化工股份有限公司 | A kind of oil well pump and huge discharge lifting method with constant downlink power in inclined shaft |
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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 | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160622 Effective date of abandoning: 20180713 |