CN212958601U - Underground layered pressure testing structure of electric pump well - Google Patents
Underground layered pressure testing structure of electric pump well Download PDFInfo
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- CN212958601U CN212958601U CN202021358029.4U CN202021358029U CN212958601U CN 212958601 U CN212958601 U CN 212958601U CN 202021358029 U CN202021358029 U CN 202021358029U CN 212958601 U CN212958601 U CN 212958601U
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- tester
- push rod
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- electric pump
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Abstract
The utility model discloses an electric pump is layering pressure test structure in pit, including latent oily charge pump and tester, the right flank of latent oily charge pump has a plurality of mounting panel from top to bottom evenly welded, the tester passes through the right flank of screw connection at the mounting panel, the test chamber has been seted up to the inside of tester, the upper end welding in test chamber has the support frame, the lower extreme welding in test chamber has the steel wire net board, the last fixed surface of steel wire net board is connected with pressure sensor and temperature sensor, temperature sensor is located pressure sensor's right side, the miniature oil-well pump of bottom fixedly connected with in test chamber, the oil-out department fixedly connected with of miniature oil-well pump arranges oil pipe, arrange oil pipe's bottom and run through out the tester, the oil inlet has been seted up at the top of tester, the. Through the cooperation setting of mounting panel and tester, pressure sensor and the temperature sensor of tester inside can carry out pressure and temperature test to the oil of the different degree of depth.
Description
Technical Field
The utility model relates to a pressure test technical field especially relates to an electric pump downhole layering pressure test structure in pit.
Background
At present, electric pump oil extraction is widely used as one of the important oil extraction modes of oil fields at home and abroad, and is only second to oil extraction by an oil pumping unit.
The electric pump well uses the electric submersible pump to recover oil, because the electric submersible pump is longer in length, the pressure of each depth of the electric submersible pump can be different, and when the pressure test is performed underground, most sensors are installed at the bottom of the electric submersible pump, and only the pressure test can be performed on the bottom.
SUMMERY OF THE UTILITY MODEL
The utility model provides an electric pump is layering pressure test structure in pit installs in the bottom of diving oily charge pump mostly in order to solve the sensor that above-mentioned background art provided, can only carry out the problem of pressure test to the bottom.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the underground layered pressure testing structure of the electric pump comprises an electric submersible pump and a tester, wherein a plurality of mounting plates are uniformly welded on the right side surface of the electric submersible pump from top to bottom, the tester is provided with a plurality of mounting plates, the tester is connected to the right side surface of the mounting plates in a one-to-one correspondence manner through screws, a testing cavity is formed in the tester, a supporting frame is welded at the upper end of the testing cavity, a steel wire mesh plate is welded at the lower end of the testing cavity, a pressure sensor and a temperature sensor are fixedly connected to the upper surface of the steel wire mesh plate, the temperature sensor is positioned on the right side of the pressure sensor, a miniature oil well pump is fixedly connected to the bottom of the testing cavity, an oil discharge pipe is fixedly connected to the oil outlet of the miniature oil well pump, the bottom of the oil discharge pipe penetrates through the tester, an oil inlet is, the utility model discloses a test device, including oil inlet, sealing plug, bottom butt fusion of sealing plug have a push rod, the lower extreme of push rod extends into the inside of test chamber, reset spring has been cup jointed to the periphery of push rod lower extreme, the bottom of push rod is rotated and is provided with the cam, the rear end fixedly connected with miniature step motor of tester, miniature step motor's power take off end fixedly connected with pivot, the front end of pivot runs through the inside into the test chamber forward.
Furthermore, the lower end of the push rod penetrates through the center of the support frame, and the push rod is connected with the support frame in a sliding mode.
Furthermore, the return spring is positioned under the middle part of the support frame, and the top of the return spring is connected with the support frame.
Furthermore, the front end face of the rotating shaft is fixedly connected with the upper end of the rear surface of the cam.
Furthermore, the oil inlet and the sealing plug are conical.
Furthermore, the outer circumferential surface of the cam is connected with the bottom of the push rod in a sliding mode.
Furthermore, the miniature oil well pump is positioned below the steel wire mesh plate.
Compared with the prior art, the utility model discloses the beneficial effect who realizes:
the tester is respectively installed at different heights of the electric submersible pump through the matching arrangement of the installation plate and the tester, so that the pressure sensor and the temperature sensor in the tester can test the pressure and the temperature of the petroleum at different depths;
through the cooperation setting of oil inlet and test chamber, when the oil inlet was blockked up by the sealing plug, pressure sensor and the temperature sensor in the test chamber just can't test the pressure and the humidity of the oil in the oil well to this through this kind of structure, can open or close the testing arrangement of certain one deck according to actual needs, realize external control, save the trouble of manual regulation test depth.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a partially enlarged schematic view of a portion a of fig. 1 according to the present invention.
Fig. 3 is a right side view of the inside of the tester of the present invention.
Fig. 4 is a schematic top view of the supporting frame of the present invention.
In FIGS. 1-4: the device comprises a 1-electric submersible pump, a 2-mounting plate, a 3-tester, a 301-testing cavity, a 302-oil inlet, a 4-sealing plug, a 5-push rod, a 6-reset spring, a 7-support frame, an 8-cam, a 9-steel wire mesh plate, a 10-pressure sensor, a 11-temperature sensor, a 12-micro oil well pump, a 1201-oil discharge pipe, a 13-micro stepping motor and a 14-rotating shaft.
Detailed Description
The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.
Please refer to fig. 1 to 4:
the utility model provides an electric pump is layering pressure test structure in pit, including diving oily charge pump 1 and tester 3, carry out the detailed description below to each part of an electric pump is layering pressure test structure in pit:
the right side surface of an electric submersible pump 1 is uniformly welded with a plurality of mounting plates 2 from top to bottom, a plurality of testers 3 are arranged, the testers 3 are connected to the right side surface of the mounting plates 2 in a one-to-one correspondence manner through screws, a testing cavity 301 is formed in the testers 3, a supporting frame 7 is welded at the upper end of the testing cavity 301, a steel wire mesh plate 9 is welded at the lower end of the testing cavity 301, a pressure sensor 10 and a temperature sensor 11 are fixedly connected to the upper surface of the steel wire mesh plate 9, the temperature sensor 11 is positioned on the right side of the pressure sensor 10, a miniature oil well pump 12 is fixedly connected to the bottom of the testing cavity 301, an oil discharge pipe 1201 is fixedly connected to the oil outlet of the miniature oil well pump 12, the bottom of the oil discharge pipe 1201 penetrates through the testers 3, an oil inlet 302 is formed in the top of the testers 3, the lower end of the push rod 5 extends into the testing cavity 301, the periphery of the lower end of the push rod 5 is sleeved with a return spring 6, the bottom of the push rod 5 is rotatably provided with a cam 8, the rear end of the tester 3 is fixedly connected with a micro stepping motor 13, the power output end of the micro stepping motor 13 is fixedly connected with a rotating shaft 14, and the front end of the rotating shaft 14 forwards penetrates into the testing cavity 301;
specifically, the power supply and signal transmission of the pressure sensor 10, the temperature sensor 11, the micro oil-well pump 12 and the micro stepping motor 13 are all performed by using a cable of the submersible electric pump 1, the micro oil-well pump 12 and the micro stepping motor 13 are all provided with a controller in a matching manner, the pressure sensor 10 and the temperature sensor 11 are provided with data acquisition equipment in a matching manner, and the controller and the data acquisition equipment are all arranged outside the oil well;
each mounting plate 2 can be independently provided with one tester 3, and the mounting plates 2 are arranged from top to bottom, so the testers 3 with different depths can test the layered pressure and temperature of the outside of the submersible electric pump 1;
according to the above, when oil at a certain depth of the electric submersible pump 1 needs to be tested, the micro stepping motor 13 needs to be started by the controller arranged in a matching way, then the started stepping motor 13 drives the cam 8 to rotate 180 degrees through the rotating shaft 14 and stop, then the rotating cam 8 pushes the push rod 5 upwards, and the push rod 5 pushed upwards can push out the sealing plug 4 from the oil inlet 302, so that the sealing plug 4 can not seal the oil inlet 302, so that the oil outside the oil well flows into the inside of the test chamber 301 through the oil inlet 302, and fills the test chamber 301 with the oil, and then the pressure sensor 10 and the temperature sensor 11 inside the test chamber 301 test the oil pressure and the oil temperature at the current depth, the tested data is transmitted to the data acquisition equipment which is arranged in a matched way through a cable of the electric submersible pump 1, so that the data source is acquired;
after data acquisition is finished, the cam 8 can be operated to rotate by 180 degrees continuously and stop through the controller arranged in a matched mode, at the moment, the return spring 6 can pull the push rod 5 to slide downwards by utilizing elastic force, meanwhile, the push rod 5 sliding downwards pulls the sealing plug 4 to be embedded into the oil inlet 302 again, then the sealing plug 4 seals the oil inlet 302 again, after the oil inlet 302 is closed, the micro oil well pump 12 can be started through the controller arranged in the matched mode, then the started micro oil well pump 12 can extract oil in the testing cavity 301, the oil is discharged out of the testing cavity 301 through the oil discharge pipe 1201, therefore, when the pressure sensor 10 and the temperature sensor 11 are not used, the contact time of the pressure sensor 10 and the temperature sensor 11 with the oil is shortened, and the service lives of the pressure sensor 10 and the temperature sensor 11 are prolonged.
The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (7)
1. The utility model provides an electric pump well is layering pressure test structure in pit, is latent oily charge pump (1) and tester (3) including diving, its characterized in that:
the right side surface of the electric submersible pump (1) is uniformly welded with a plurality of mounting plates (2) from top to bottom;
the oil-gas testing device is characterized in that the tester (3) is provided with a plurality of testers, the testers (3) are connected to the right side face of the mounting plate (2) in a one-to-one correspondence mode through screws, a testing cavity (301) is formed in the tester (3), a supporting frame (7) is welded at the upper end of the testing cavity (301), a steel wire mesh plate (9) is welded at the lower end of the testing cavity (301), a pressure sensor (10) and a temperature sensor (11) are fixedly connected to the upper surface of the steel wire mesh plate (9), the temperature sensor (11) is located on the right side of the pressure sensor (10), a miniature oil well pump (12) is fixedly connected to the bottom of the testing cavity (301), an oil discharge pipe (1201) is fixedly connected to the oil outlet of the miniature oil well pump (12), and the;
an oil inlet (302) is formed in the top of the tester (3), the bottom of the oil inlet (302) is communicated with the test cavity (301), a sealing plug (4) is embedded in the upper end of the oil inlet (302), a push rod (5) is welded to the bottom of the sealing plug (4), the lower end of the push rod (5) extends into the test cavity (301), a reset spring (6) is sleeved on the periphery of the lower end of the push rod (5), and a cam (8) is rotatably arranged at the bottom of the push rod (5);
the rear end of the tester (3) is fixedly connected with a micro stepping motor (13), the power output end of the micro stepping motor (13) is fixedly connected with a rotating shaft (14), and the front end of the rotating shaft (14) penetrates into the interior of the testing cavity (301) forwards.
2. An electric pump well downhole zonal pressure test structure as claimed in claim 1, wherein: the lower end of the push rod (5) penetrates through the center of the support frame (7), and the push rod (5) is connected with the support frame (7) in a sliding mode.
3. An electric pump well downhole zonal pressure test structure as claimed in claim 1, wherein: the reset spring (6) is positioned under the middle part of the support frame (7), and the top of the reset spring (6) is connected with the support frame (7).
4. An electric pump well downhole zonal pressure test structure as claimed in claim 1, wherein: the front end surface of the rotating shaft (14) is fixedly connected with the upper end of the rear surface of the cam (8).
5. An electric pump well downhole zonal pressure test structure as claimed in claim 1, wherein: the oil inlet (302) and the sealing plug (4) are both conical.
6. An electric pump well downhole zonal pressure test structure as claimed in claim 1, wherein: the outer circumferential surface of the cam (8) is connected with the bottom of the push rod (5) in a sliding mode.
7. An electric pump well downhole zonal pressure test structure as claimed in claim 1, wherein: the miniature oil well pump (12) is positioned below the steel wire mesh plate (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021358029.4U CN212958601U (en) | 2020-07-10 | 2020-07-10 | Underground layered pressure testing structure of electric pump well |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021358029.4U CN212958601U (en) | 2020-07-10 | 2020-07-10 | Underground layered pressure testing structure of electric pump well |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212958601U true CN212958601U (en) | 2021-04-13 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021358029.4U Active CN212958601U (en) | 2020-07-10 | 2020-07-10 | Underground layered pressure testing structure of electric pump well |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212958601U (en) |
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2020
- 2020-07-10 CN CN202021358029.4U patent/CN212958601U/en active Active
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