CN2903474Y - Reciprocating layered combined producing dual pumping oil-submersible electric pump - Google Patents
Reciprocating layered combined producing dual pumping oil-submersible electric pump Download PDFInfo
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- CN2903474Y CN2903474Y CN 200620020953 CN200620020953U CN2903474Y CN 2903474 Y CN2903474 Y CN 2903474Y CN 200620020953 CN200620020953 CN 200620020953 CN 200620020953 U CN200620020953 U CN 200620020953U CN 2903474 Y CN2903474 Y CN 2903474Y
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- well pump
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Abstract
A reciprocating hierarchical commingled producing double-pumping submersible pump relates to an electrical submersible pump for oil extraction in oil field and oil well, aiming at the existing problem of the mutual interference of the reservoir pressure system by employing the double pump hierarchical commingled producing oil liquid with large investment and employing the method of producing without separating zone. The upper end of an upper oil-well pump (4) with the lower end of the upper oil-well pump being fixedly connected with the upper end of a linear motion actuator (5) of the utility model is fixedly connected with the lower end of an oil pipe (1), and both ends of a cable (8) are respectively connected with the linear motion actuator (5) and a control cabinet (9), wherein the lower end of the linear motion actuator (5) is fixedly connected with the upper end of a lower oil-well pump (10), and a packer (6) is fixedly connected with the inner cavity of a casing (2) between the linear motion actuator (5) and the lower oil-well pump (10) which is fixedly incorporated with a screen pipe (11), also a pipe plug (12) is incorporated in the lower end of the lower oil-well pump (10) of the screen pipe (11). The utility model can reduce or eliminate the pressure interference between two oil layers caused by large span length and serious contradictory of two oil layers thereof, thereby volatilizing the energy-producing action of two oil layers with maximum limit. The utility model which has professional design in structure, and is convenient to use achieves the reciprocating hierarchical commingled producing of the oil liquid.
Description
Technical field
The utility model relates to a kind of submersible electric pump of oilfield oil recovery usefulness.
Background technique
For low permeability oil field, the oil reservoir span is big, and the reservoir abundance is low, can not generally adopt the method for double pump separate zone whole production or single-string multi-zone production separately as the oil well of a cover series of strata exploitation.Adopt double pump separate zone whole production fluid to have the big problem of investment; The problem that adopts the single-string multi-zone production method to exist the formation pressure system to interfere with each other.
The model utility content
The purpose of this utility model provides a kind of reciprocating type separate zone whole production black soy sauce submersible electric pump, and it can solve adopts double pump separate zone whole production fluid, has the big problem of investment and adopts single-string multi-zone production method, the problem that exists the formation pressure system to interfere with each other.
The utility model comprises oil pipe, sleeve pipe, oil drainer, goes up oil well pump, linear electric motor, packet, well head, cable, control cabinet; Fixedly connected with well head in the upper end of sleeve pipe, oil pipe is contained in the sleeve pipe, fixedly connected with the lower end of well head in the upper end of oil pipe, the oil pipe internal fixation is equipped with oil drainer, fixedly connected with the upper end of last oil well pump in the lower end of oil pipe, on take out pump the lower end fixedly connected with the upper end of linear electric motor, an end of cable is connected with linear electric motor, the other end of cable is connected with control cabinet; The utility model also comprises oil well pump, screen casing and plug wire down; Fixedly connected with the upper end of following oil well pump in the lower end of linear electric motor, packet is installed in the inner chamber of the sleeve pipe between linear electric motor and the following oil well pump, and screen casing fixedly is equipped with in the lower end of following oil well pump, and plug fixedly is equipped with in the lower end of screen casing.
The utlity model has following beneficial effect: one, the utility model is combined as a whole linear electric motor and two plunger oil-well pumps, utilize linear electric motor directly to drive the suction operation that fluid is finished in upper and lower two plunger oil-well pump to-and-fro motion in the down-hole, separate upper and lower oil reservoir by packet, the utility model can reduce or eliminate between two oil reservoirs owing to span reaches the pressure disturbances that contradiction causes greatly between oil reservoir greatly, has brought into play the production capacity effect of two oil reservoirs to greatest extent.Two, the utility model has been cancelled sucker rod and pumping unit on overall construction design, thereby has solved because well depth causes sucker rod and the easy eccentric wear of oil pick-up tube, disconnected problem such as take off.Three, the utlity model has reasonable in design, easy to use, the needs that can satisfy reciprocating type separate zone whole production fluid.
Description of drawings
Fig. 1 is overall structure master's pseudosection of the present utility model (reference character 14 among Fig. 1 is last oil reservoir, and reference character 15 is following oil reservoir).
Embodiment
Embodiment one: in conjunction with Fig. 1 present embodiment is described, present embodiment is made up of oil pipe 1, sleeve pipe 2, oil drainer 3, last oil well pump 4, linear electric motor 5, packet 6, well head 7, cable 8, control cabinet 9, following oil well pump 10, screen casing 11 and plug wire 12; Fixedly connected with well head 7 in the upper end of sleeve pipe 2, oil pipe 1 is contained in the sleeve pipe 2, fixedly connected with the lower end of well head 7 in the upper end of oil pipe 1, oil pipe 1 internal fixation is equipped with oil drainer 3, fixedly connected with the upper end of last oil well pump 4 in the lower end of oil pipe 1, on take out pump 4 the lower end fixedly connected with the upper end of linear electric motor 5, one end of cable 8 is connected with linear electric motor 5, the other end of cable 8 is connected with control cabinet 9, fixedly connected with the upper end of following oil well pump 10 in the lower end of linear electric motor 5, packet 6 is installed in the inner chamber of the sleeve pipe 2 between linear electric motor 5 and the following oil well pump 10, and screen casing 11 fixedly is equipped with in the lower end of following oil well pump 10, and plug 12 fixedly is equipped with in the lower end of screen casing 11.
Embodiment two: in conjunction with Fig. 1 present embodiment is described, the last oil well pump 4 of present embodiment is made up of upper plug 4-1, last pump barrel 4-2, last standing valve 4-3, last pump travelling valve one 4-4 and last pump travelling valve two 4-5; Fixedly connected with the lower end of oil pipe 1 in the upper end of last pump barrel 4-2, last pump barrel 4-2 internal fixation is equipped with standing valve 4-3, in the last pump barrel 4-2 of last standing valve 4-3 lower end upper plug 4-1 is housed, pump travelling valve one 4-4 and last pump travelling valve two 4-5 from top to bottom are housed in the upper plug 4-1 successively.So be provided with, it is simple in structure, installs easily and makes.Other composition and annexation are identical with embodiment one.
Embodiment three: in conjunction with Fig. 1 present embodiment is described, the linear electric motor 5 of present embodiment are made up of motor stator 5-1 and the electric mover 5-2 that is contained in the motor stator 5-1; Fixedlying connected with the lower end of upper plug 4-1 in the upper end of electric mover 5-2, fixedlys connected with following oil well pump 10 in the lower end of electric mover 5-2.Drive upward oil well pump 4 and following oil well pump 10 to-and-fro motion by linear electric motor 5, finish the separate zone whole production operation of fluid.Other composition and annexation are identical with embodiment one.
Embodiment four: in conjunction with Fig. 1 present embodiment is described, standing valve 10-5 formed under the following oil well pump 10 of present embodiment was reached by lower plunger 10-1, following pump barrel 10-2, following travelling valve one 10-3, following travelling valve two 10-4; Fixedly connected with the lower end surface of packet 6 in the upper end of following pump barrel 10-2, in the following pump barrel 10-2 lower plunger 10-1 is housed, lower plunger 10-1 is fixedlyed connected with the upper end of electric mover 5-2, travelling valve one 10-3 and following travelling valve two 10-4 from top to bottom are housed down in the lower plunger 10-1 successively, and the following pump barrel 10-2 internal fixation of following travelling valve two 10-4 lower ends is equipped with down standing valve 10-5.So be provided with, it is simple in structure, installs easily and makes.Other composition and annexation and
Embodiment one is identical.
Embodiment five: in conjunction with Fig. 1 present embodiment is described, the difference of present embodiment and embodiment one is: present embodiment also increases connecting rod 1; Fixedly connected with electric mover 5-2 with upper plug 4-1 respectively in the two ends of described connecting rod 1.So be provided with, be convenient to electric mover 5-2 and upper plug 4-1 are coupled together.
Embodiment six: in conjunction with Fig. 1 present embodiment is described, the difference of present embodiment and embodiment one is: present embodiment also increases connecting rod 2 14; Fixedly connected with lower plunger 10-1 with electric mover 5-2 respectively in the two ends of described connecting rod 2 14.So be provided with, be convenient to electric mover 5-2 and lower plunger 10-1 are coupled together.
Using process is: after the motor stator 5-1 energising, the plunger that drive motor mover 5-2 drives two oil well pumps of upper and lower connection moves in pump barrel separately, finish the fluid suction operation of upper and lower two oil reservoirs, the utility model can aspirate operation by force to the fluid of following oil reservoir 16 especially.The fluid of following oil reservoir 16 is by after oil well pump 10 is drawn into oil reservoir 15 down, and the fluid of the fluid of following oil reservoir 16 and last oil reservoir 15 is evacuated to ground by last oil well pump 4 jointly, thereby has finished the separate zone whole production operation of fluid.
Claims (6)
1, a kind of reciprocating type separate zone whole production black soy sauce submersible electric pump, it comprises oil pipe (1), sleeve pipe (2), oil drainer (3), goes up oil well pump (4), linear electric motor (5), packet (6), well head (7), cable (8), control cabinet (9); Fixedly connected with well head (7) in the upper end of sleeve pipe (2), oil pipe (1) is contained in the sleeve pipe (2), fixedly connected with the lower end of well head (7) in the upper end of oil pipe (1), oil pipe (1) internal fixation is equipped with oil drainer (3), fixedly connected with the upper end of last oil well pump (4) in the lower end of oil pipe (1), on take out pump (4) the lower end fixedly connected with the upper end of linear electric motor (5), the two ends of cable (8) are connected with control cabinet (9) with linear electric motor (5) respectively; It is characterized in that it also comprises oil well pump (10), screen casing (11) and plug wire (12) down; Fixedly connected with the upper end of following oil well pump (10) in the lower end of linear electric motor (5), packet (6) is installed in the inner chamber of the sleeve pipe (2) between linear electric motor (5) and the following oil well pump (10), screen casing (11) fixedly is equipped with in the lower end of following oil well pump (10), and plug (12) fixedly is equipped with in the lower end of screen casing (11).
2, reciprocating type separate zone whole production black soy sauce submersible electric pump according to claim 1, it is characterized in that described go up oil well pump (4) by upper plug (4-1), go up pump barrel (4-2), go up standing valve (4-3), go up pump travelling valve one (4-4) and last pump travelling valve two (4-5) is formed; Fixedly connected with the lower end of oil pipe (1) in the upper end of last pump barrel (4-2), last pump barrel (4-2) internal fixation is equipped with standing valve (4-3), in the last pump barrel (4-2) of last standing valve (4-3) lower end upper plug (4-1) is housed, pump travelling valve one (4-4) and last pump travelling valve two (4-5) from top to bottom are housed in the upper plug (4-1) successively.
3, reciprocating type separate zone whole production black soy sauce submersible electric pump according to claim 1 is characterized in that described linear electric motor (5) are made up of motor stator (5-1) and the electric mover (5-2) that is contained in the motor stator (5-1); Fixedlying connected with the lower end of upper plug (4-1) in the upper end of electric mover (5-2), fixedlys connected with following oil well pump (10) in the lower end of electric mover (5-2).
4, reciprocating type separate zone whole production black soy sauce submersible electric pump according to claim 1, it is characterized in that described down oil well pump (10) by lower plunger (10-1), down pump barrel (10-2), down travelling valve one (10-3), down travelling valve two (10-4) and down standing valve (10-5) form; Fixedly connected with the lower end surface of packet (6) in the upper end of following pump barrel (10-2), lower plunger (10-1) is housed in the following pump barrel (10-2), lower plunger (10-1) is fixedlyed connected with the upper end of electric mover (5-2), travelling valve one (10-3) and following travelling valve two (10-4) from top to bottom are housed down in the lower plunger (10-1) successively, and following pump barrel (10-2) internal fixation of following travelling valve two (10-4) lower end is equipped with down standing valve (10-5).
5, reciprocating type separate zone whole production black soy sauce submersible electric pump according to claim 1 is characterized in that it also comprises connecting rod one (13); Fixedly connected with electric mover (5-2) with upper plug (4-1) respectively in the two ends of described connecting rod one (13).
6, reciprocating type separate zone whole production black soy sauce submersible electric pump according to claim 1 is characterized in that it also comprises connecting rod two (14); Fixedly connected with lower plunger (10-1) with electric mover (5-2) respectively in the two ends of described connecting rod two (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620020953 CN2903474Y (en) | 2006-05-31 | 2006-05-31 | Reciprocating layered combined producing dual pumping oil-submersible electric pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620020953 CN2903474Y (en) | 2006-05-31 | 2006-05-31 | Reciprocating layered combined producing dual pumping oil-submersible electric pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2903474Y true CN2903474Y (en) | 2007-05-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620020953 Expired - Lifetime CN2903474Y (en) | 2006-05-31 | 2006-05-31 | Reciprocating layered combined producing dual pumping oil-submersible electric pump |
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| CN (1) | CN2903474Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101319605B (en) * | 2008-07-23 | 2012-05-23 | 大庆油田有限责任公司 | Multi-zone production rate regulating column tool for oil-submersible electric pump well and its multi-zone production rate regulating method |
| CN104265244A (en) * | 2014-09-14 | 2015-01-07 | 哈尔滨理工大学 | Underground submersible multistage lifting type pumping system and configuration method thereof |
| CN110234836A (en) * | 2017-02-01 | 2019-09-13 | 沙特阿拉伯石油公司 | Band cover electric submersible pump |
| CN111206908A (en) * | 2020-04-13 | 2020-05-29 | 冯新永 | Oil pumping device of electric screw pump capable of separately pumping and mixing out oil submersible oil |
| CN114382439A (en) * | 2021-11-26 | 2022-04-22 | 中国石油天然气股份有限公司 | Underground layered oil extraction control device |
-
2006
- 2006-05-31 CN CN 200620020953 patent/CN2903474Y/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101319605B (en) * | 2008-07-23 | 2012-05-23 | 大庆油田有限责任公司 | Multi-zone production rate regulating column tool for oil-submersible electric pump well and its multi-zone production rate regulating method |
| CN104265244A (en) * | 2014-09-14 | 2015-01-07 | 哈尔滨理工大学 | Underground submersible multistage lifting type pumping system and configuration method thereof |
| CN110234836A (en) * | 2017-02-01 | 2019-09-13 | 沙特阿拉伯石油公司 | Band cover electric submersible pump |
| CN111206908A (en) * | 2020-04-13 | 2020-05-29 | 冯新永 | Oil pumping device of electric screw pump capable of separately pumping and mixing out oil submersible oil |
| CN114382439A (en) * | 2021-11-26 | 2022-04-22 | 中国石油天然气股份有限公司 | Underground layered oil extraction control device |
| CN114382439B (en) * | 2021-11-26 | 2024-05-10 | 中国石油天然气股份有限公司 | Underground layered oil extraction control device |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20070523 |
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| EXPY | Termination of patent right or utility model |