CN201865893U - Injection and extraction integral oil suction pump - Google Patents
Injection and extraction integral oil suction pump Download PDFInfo
- Publication number
- CN201865893U CN201865893U CN2010206105112U CN201020610511U CN201865893U CN 201865893 U CN201865893 U CN 201865893U CN 2010206105112 U CN2010206105112 U CN 2010206105112U CN 201020610511 U CN201020610511 U CN 201020610511U CN 201865893 U CN201865893 U CN 201865893U
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Abstract
The utility model discloses an injection and extraction integral oil suction pump, which comprises a main joint, wherein the main joint is connected with an outer pipe, a pump tube is sheathed in the outer pipe, the upper part of the pump tube is connected with the main joint, the bottom of the pump tube is connected with a connecting pipe, the bottom of the connecting pipe is connected with an oil inlet device, an oil outlet joint is arranged in the main joint, an oil outlet joint is connected with a plunger piston through screw threads, one end of the plunger piston far away from the oil outlet joint is connected with an oil outlet device, the oil inlet device is communicated with an oil outlet valve, a plunger piston air injection groove hole is arranged on the casing wall of the plunger piston, and a pump tube air injection groove hole is arranged on the pump tube. Heat insulation pipe posts can be connected with the upper part and the lower part of the injection and extraction integral oil suction pump, under the condition that the plunger piston collides with the pump, the plunger piston steam injection groove hole arranged on the plunger piston is just aligned with the pump tube steam injection groove hole arranged on the pump tube, at the time, the steam injection can be carried out on an oil layer, the pulse distance is guarded during the oil extraction, at the time, the pump tube is always sealed by the plunger piston, and the goal of oil extraction is reached. When the injection and extraction integral oil suction pump is used for steam injection and oil extraction, the steam injection and oil extraction can be realized only through short-distance regulation, heat resources are saved, and the pump efficiency is improved.
Description
Technical field
The utility model relates to a kind of petroleum machinery, and particularly a kind of notes are adopted the one oil well pump.
Background technique
At present, the steam injection oil production method is that first G.I.H heat-proof string injects steam in oil reservoir, trips out heat-proof string behind the stewing well, is lowered to flow string again and recovers the oil.Make in this way, repeatedly play lower tubular column in the work, increased operating cost and workload, and in operation process, well-killing liquid enters the stratum, absorbed a large amount of heats, reduced the steam injection effect.In addition, because flow string is not a heat insulating tube, increased the thermal loss of viscous crude in pit shaft lifting process, viscosity of thickened oil is raise, and well liquid lifting difficulty greatly reduces the oil recovery pump efficiency, never be interrupted the thickened oil recovery Study on Technology at above-mentioned situation scientific research personnel, a kind of oil well pump that can be used for steam injection well is arranged, and is the principle of utilizing the fluid power feedback, and two different pumps oil well pump directly is in series.During steam injection, earlier two plunger assemblies are proposed and the pump barrel that oneself seals, enter injection steam then, putting back to plunger piston assembly again behind the stewing well pumps, the shortcoming of this pump is that a smaller oil well pump in pump footpath is arranged, and area of passage was little when viscous crude passed through pump, was difficult to reach the purpose of efficient oil recovery.
The model utility content
The technical problems to be solved in the utility model is the deficiency at technique scheme, provides the high a kind of notes of pumping efficiency to adopt the one oil well pump.
For addressing the above problem the technical solution of the utility model be:
A kind of notes are adopted the one oil well pump, comprise major joint, described major joint is connected with outer tube, it is characterized in that: socket pump barrel in the described outer tube, described pump barrel top is connected with major joint, the bottom of described pump barrel is connected with connecting tube, the bottom of connecting tube is connected with the oil-feed device, be provided with delivery connection in the described major joint, the described delivery connection plunger that has been threaded, plunger is connected with fuel-displaced device away from an end of delivery connection, and the oil-feed device is communicated with fuel-displaced device, have plunger gas injection slotted eye on the shell wall of described plunger, have pump barrel gas injection slotted eye on the described pump barrel.
Below be to further improvement in the technical proposal:
Described fuel-displaced device comprises outlet valve and following outlet valve.
The described outlet valve of going up comprises oil-release valve cover and last delivery valve seat, is provided with fuel-displaced valve ball between last oil-release valve cover and the last delivery valve seat.
Described following outlet valve comprises oil-release valve cover down, is provided with the upper spring axle in the described following oil-release valve cover, is socketed with upper spring on the described upper spring axle, and the bottom of upper spring axle is provided with down fuel-displaced valve ball.
Described oil-feed device comprises oiling valve and following oiling valve.
The described oiling valve of going up comprises oiling valve seat and last oiling valve cover, and the described oiling valve seat of going up is provided with the oiling valve ball.
Described oiling valve down comprises oil-feed valve bonnet down, and described oiling valve down is covered with the lower spring axle, is socketed with lower spring on the described lower spring axle, and the bottom of described lower spring axle is provided with the lower spring ball.
Be connected with the oiling valve joint on the oil-feed valve bonnet under described.
Described pump barrel is connected by threaded collar joint with connecting tube.
The upper and lower heat-proof string that connects of the utility model, bump at plunger under the situation of pump, plunger on the plunger annotate the vapour slotted eye just in time with pump barrel on pump barrel annotate the vapour slotted eye and align, can annotate vapour this moment to oil reservoir, carries over-stroke during oil recovery, this moment, plunger sealed pump barrel all the time, reach the purpose of oil recovery, when the utility model is annotated the vapour oil recovery, only do the short distance adjustment and just can realize annotating vapour, oil recovery, save thermal source, improved pump efficiency.
Below in conjunction with drawings and Examples technique scheme is described further.
Description of drawings
Accompanying drawing is the structural representation that a kind of notes are adopted the one oil well pump among the utility model embodiment.
Among the figure:
The 1-major joint; The 2-delivery connection; The 3-pump barrel; The 4-outer tube; The 5-threaded collar joint; The 6-plunger; The last oil-release valve cover of 7-; The fuel-displaced device of 8-; The 9-connecting tube; 10-upper spring axle; The 11-upper spring; 12-oil-feed device; The 13-coupling head; The last oiling valve ball of 15-; The last oiling valve seat of 16-; 17-lower spring axle; The 18-lower spring; 19-oiling valve joint; The 20-lower contact; Oil-feed valve bonnet under the 21-; 22-plunger gas injection slotted eye; 23-pump barrel gas injection slotted eye; The last delivery valve seat of 24-; The last fuel-displaced valve ball of 25-; Oil-release valve cover under the 26-; Fuel-displaced valve ball under the 27-; The last oiling valve cover of 28-; 29-lower spring ball; Outlet valve under the 81-; The last outlet valve of 82-; The last oiling valve of 121-; Oiling valve under the 122-.
Embodiment
Embodiment, as shown in drawings, a kind of notes are adopted the one oil well pump, comprise major joint 1, described major joint 1 is connected with outer tube 4, socket pump barrel 3 in the described outer tube 4, described pump barrel 3 tops are connected with major joint 1, and the bottom of described pump barrel 3 is connected with connecting tube 9, and the bottom of connecting tube 9 is connected with oil-feed device 12, be provided with delivery connection 2 in the described major joint 1, described delivery connection 2 plunger 6 that has been threaded, plunger 6 is connected with fuel-displaced device 8 away from an end of delivery connection 2, and oil-feed device 12 is communicated with fuel-displaced device 8, have plunger gas injection slotted eye 22 on the shell wall of described plunger 6, have pump barrel gas injection slotted eye 23 on the described pump barrel 3; Described device 8 comprises outlet valve 82 and following outlet valve 81; The described outlet valve 82 of going up comprises oil-release valve cover 7 and last delivery valve seat 24, is provided with fuel-displaced valve ball 25 between last oil-release valve cover 7 and the last delivery valve seat 24; Described following outlet valve comprises oil-release valve cover 26 down, is provided with upper spring axle 10 in the described following oil-release valve cover 26, is socketed with upper spring 11 on the described upper spring axle 10, and the bottom of upper spring axle 10 is provided with down fuel-displaced valve ball 27; Described oil-feed device 12 comprises oiling valve 121 and following oiling valve 122, last oiling valve 121 is connected by coupling head 13 with following outlet valve 81, the described oiling valve 121 of going up comprises oiling valve seat 16 and last oiling valve cover 28, the described oiling valve seat 16 of going up is provided with oiling valve ball 15, described oiling valve 122 down comprises oil-feed valve bonnet 21 down, described oil-feed valve bonnet 21 down is provided with lower spring axle 17, be socketed with lower spring 18 on the described lower spring axle 17, the bottom of described lower spring axle 17 is provided with lower spring ball 29, be connected with oiling valve joint 19 on the oil-feed valve bonnet 21 under described, described pump barrel 3 is connected by threaded collar joint 5 with connecting tube 9, and the bottom of outer tube 4 is connected with lower contact 20.
The upper and lower heat-proof string that connects of the utility model, bump at plunger under the situation of pump, plunger on the plunger annotate the vapour slotted eye just in time with pump barrel on pump barrel annotate the vapour slotted eye and align, can annotate vapour this moment to oil reservoir, carry over-stroke during oil recovery, this moment, plunger sealed pump barrel all the time, reached the purpose of oil recovery, when the utility model is annotated the vapour oil recovery, only do the short distance adjustment and just can realize annotating vapour, oil recovery, reach the purpose of recovering the oil in marginal not vapour limit, saved thermal source, improved pump efficiency.
Claims (9)
1. notes are adopted the one oil well pump, comprise major joint (1), described major joint (1) is connected with outer tube (4), it is characterized in that: the interior socket pump barrel of described outer tube (4) (3), described pump barrel (3) top is connected with major joint (1), the bottom of described pump barrel (3) is connected with connecting tube (9), the bottom of connecting tube (9) is connected with oil-feed device (12), be provided with delivery connection (2) in the described major joint (1), described delivery connection (2) plunger (6) that has been threaded, plunger (6) is connected with fuel-displaced device (8) away from an end of delivery connection (2), oiling valve (12) is communicated with fuel-displaced device (8), have plunger gas injection slotted eye (22) on the shell wall of described plunger (6), have pump barrel gas injection slotted eye (23) on the described pump barrel (3).
2. a kind of notes as claimed in claim 1 are adopted the one oil well pump, it is characterized in that: described fuel-displaced device (8) comprises outlet valve (82) and following outlet valve (81).
3. a kind of notes as claimed in claim 2 are adopted the one oil well pump, it is characterized in that: the described outlet valve (82) of going up comprises oil-release valve cover (7) and last delivery valve seat (24), is provided with fuel-displaced valve ball (25) between last oil-release valve cover (7) and the last delivery valve seat (24).
4. a kind of notes as claimed in claim 2 are adopted the one oil well pump, it is characterized in that: described outlet valve down comprises oil-release valve cover (26) down, be provided with upper spring axle (10) in the oil-release valve cover (26) under described, be socketed with upper spring (11) on the described upper spring axle (10), the bottom of upper spring axle (10) is provided with down fuel-displaced valve ball (27).
5. a kind of notes as claimed in claim 1 are adopted the one oil well pump, it is characterized in that: described oil-feed device (12) comprises oiling valve (121) and following oiling valve (122).
6. a kind of notes as claimed in claim 5 are adopted the one oil well pump, it is characterized in that: the described oiling valve (121) of going up comprises oiling valve seat (16) and last oiling valve cover (28), and the described oiling valve seat (16) of going up is provided with oiling valve ball (15).
7. a kind of notes as claimed in claim 5 are adopted the one oil well pump, it is characterized in that: described oiling valve (122) down comprises oil-feed valve bonnet (21) down, described oil-feed valve bonnet (21) down is provided with lower spring axle (17), be socketed with lower spring (18) on the described lower spring axle (17), the bottom of described lower spring axle (17) is provided with lower spring ball (29).
8. a kind of notes as claimed in claim 7 are adopted the one oil well pump, it is characterized in that: be connected with oiling valve joint (19) on the oil-feed valve bonnet (21) under described.
9. a kind of notes as claimed in claim 1 are adopted the one oil well pump, it is characterized in that: described pump barrel (3) is connected by threaded collar joint (5) with connecting tube (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206105112U CN201865893U (en) | 2010-11-17 | 2010-11-17 | Injection and extraction integral oil suction pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206105112U CN201865893U (en) | 2010-11-17 | 2010-11-17 | Injection and extraction integral oil suction pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201865893U true CN201865893U (en) | 2011-06-15 |
Family
ID=44137049
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206105112U Expired - Fee Related CN201865893U (en) | 2010-11-17 | 2010-11-17 | Injection and extraction integral oil suction pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201865893U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103835688A (en) * | 2014-03-15 | 2014-06-04 | 中国石油化工股份有限公司 | Double-seal steam-injection and oil-extraction dual-purpose oil pumping device |
| CN103925203A (en) * | 2014-04-25 | 2014-07-16 | 易鲁川 | Feedback type steam injection oil well pump |
| CN106968936A (en) * | 2017-05-10 | 2017-07-21 | 中国石油天然气股份有限公司 | Ball-throwing type fixed valve |
-
2010
- 2010-11-17 CN CN2010206105112U patent/CN201865893U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103835688A (en) * | 2014-03-15 | 2014-06-04 | 中国石油化工股份有限公司 | Double-seal steam-injection and oil-extraction dual-purpose oil pumping device |
| CN103835688B (en) * | 2014-03-15 | 2016-03-09 | 中国石油化工股份有限公司 | Double containment steam injection is recovered the oil dual-purpose oil rig |
| CN103925203A (en) * | 2014-04-25 | 2014-07-16 | 易鲁川 | Feedback type steam injection oil well pump |
| CN103925203B (en) * | 2014-04-25 | 2015-12-30 | 易鲁川 | Reaction type steam injection oil well pump |
| CN106968936A (en) * | 2017-05-10 | 2017-07-21 | 中国石油天然气股份有限公司 | Ball-throwing type fixed valve |
| CN106968936B (en) * | 2017-05-10 | 2018-08-10 | 中国石油天然气股份有限公司 | Ball-throwing type fixed valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110615 Termination date: 20191117 |