CN213063553U - Oil is optic fibre pressure monitoring device in pit - Google Patents
Oil is optic fibre pressure monitoring device in pit Download PDFInfo
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- CN213063553U CN213063553U CN202022135009.7U CN202022135009U CN213063553U CN 213063553 U CN213063553 U CN 213063553U CN 202022135009 U CN202022135009 U CN 202022135009U CN 213063553 U CN213063553 U CN 213063553U
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Abstract
The utility model provides an optical fiber pressure monitoring device in oil well, including pipeline, controlgear, optic fibre pressure sensor shell and hoop, the pipeline sets up in the oil well, and the oil well lower extreme is provided with the oil, controlgear sets up at the pipeline right-hand member, compares with prior art, the utility model discloses following beneficial effect has: through setting up inside and two filter screens of optic fibre pressure sensor shell right flank surface at optic fibre pressure sensor shell, can filter the impurity in the oil effectively, prevent impurity and optic fibre pressure sensor contact in the oil, when the oil passes through two filter screens and optic fibre pressure sensor contact, can make optic fibre pressure sensor accurately detect out the pressure of oil in the well effectively to indirectly prolonged optic fibre pressure sensor's life, just the utility model discloses simple structure, convenient operation, the people's of being convenient for use.
Description
Technical Field
The utility model belongs to oil monitoring facilities field, in particular to oil is optic fibre pressure monitoring device in pit.
Background
At present, with the progress of a drilling oil extraction technology, real-time and online measurement and detection of some underground key parameters and changes of the underground key parameters along with time become more important, the currently generally adopted electronic pressure sensor cannot meet the pressure range of an ultra-deep oil well and cannot meet the current test requirement, the optical fiber pressure sensor has large range and accurate measurement, can detect the underground pressure in real time, and is gradually applied to the field of underground pressure detection.
However, when the section adopts an advanced optical fiber pressure sensor to detect the underground pressure, the fact that the measuring error of the optical fiber pressure sensor is larger and larger after the optical fiber pressure sensor is used for a long time due to the complex underground environment is found, and the optical fiber pressure sensor is found after the optical fiber pressure sensor is taken down because a pressure measuring hole of the optical fiber pressure sensor is blocked by dirt, so that the optical fiber pressure sensor is gradually damaged and damaged.
Therefore, a need exists for a petroleum downhole optical fiber pressure monitoring device.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a not enough to prior art exists, the utility model aims at providing a petroleum is optic fibre pressure monitoring device in pit to solve the problem that proposes in the above-mentioned background art.
The technical scheme of the utility model is realized like this: an underground optical fiber pressure monitoring device for petroleum comprises a pipeline, control equipment, an optical fiber pressure sensor shell and a hoop sleeve, wherein the pipeline is arranged in the petroleum well, petroleum is arranged at the lower end of the petroleum well, the control equipment is arranged at the right end of the pipeline and is respectively composed of an adjusting button, a plurality of buttons and a display screen, the lower end of the pipeline is arranged in the petroleum, the number of the hoop sleeve is three, the optical fiber pressure sensor shell is fixed at the lower end of the right surface of the pipeline through the hoop sleeve, the optical fiber pressure sensor shell is connected with the optical fiber pressure sensor through a first fixing sleeve and a second fixing sleeve, a second filter screen is arranged at the lower end of the optical fiber pressure sensor shell, a first filter screen is arranged at the lower end of the right surface of the optical fiber pressure sensor shell, the control equipment is connected with the optical fiber, the optical fiber connecting wire is fixed on the right side surface of the pipeline through the other two hoops.
Further, optical fiber pressure sensor, first fixed cover and second fixed cover all set up inside optical fiber pressure sensor shell.
Further, the optical fiber pressure sensor is in contact with oil arranged at the lower end of the pipeline through a first filter screen arranged at the lower end of the right side surface of the shell of the second filter screen and the optical fiber pressure sensor.
Further, the shape of first filter screen is a square, the shape of second filter screen is circular.
Furthermore, a circular through hole is formed in the upper surface of the optical fiber pressure sensor shell, a sealing sleeve is arranged in the circular through hole, and the optical fiber connecting wire is connected with the optical fiber pressure sensor through the sealing sleeve arranged in the circular through hole formed in the upper surface of the sensor shell.
Furthermore, a friction-resistant and corrosion-resistant protective sleeve is arranged on the outer side surface of the optical fiber connecting wire.
After the technical scheme is adopted, the beneficial effects of the utility model are that: through setting up inside and two filter screens of optic fibre pressure sensor shell right flank surface at optic fibre pressure sensor shell, can filter the impurity in the oil effectively, prevent impurity and optic fibre pressure sensor contact in the oil, when the oil passes through two filter screens and optic fibre pressure sensor contact, can make optic fibre pressure sensor accurately detect out the pressure of oil in the well effectively to indirectly prolonged optic fibre pressure sensor's life, just the utility model discloses simple structure, convenient operation, the people's of being convenient for use.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is the utility model relates to an oil is optic fibre pressure monitoring device's overall structure schematic diagram in pit.
Fig. 2 is the utility model relates to a positive schematic diagram of first filter screen of oil optic fibre pressure monitoring device in pit.
Fig. 3 is the utility model relates to a positive schematic diagram of oil is optic fibre pressure monitoring devices's in pit second filter screen.
In the figure, 1-oil well, 2-pipeline, 3-control equipment, 301-adjusting button, 302-button, 303-display screen, 4-optical fiber pressure sensor shell, 401-optical fiber pressure sensor, 402-first fixing sleeve, 403-second fixing sleeve, 404-second filter screen, 405-first filter screen, 6-petroleum, 7-hoop sleeve and 8-optical fiber connecting line.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1, fig. 2 and fig. 3, the present invention provides a technical solution: an underground petroleum optical fiber pressure monitoring device comprises a pipeline 2, a control device 3, a housing 4 of an optical fiber pressure sensor and a hoop 7, wherein the pipeline 2 is arranged in a petroleum well 1, the petroleum 6 is arranged at the lower end of the petroleum well 1, the control device 3 is arranged at the right end of the pipeline 2, the control device 3 is respectively formed by combining an adjusting key 301, a plurality of buttons 302 and a display screen 303, the lower end of the pipeline 2 is arranged in the petroleum 6, the number of the hoop 7 is three, the housing 4 of the optical fiber pressure sensor is fixed at the lower end of the right side surface of the pipeline 2 through the hoop 7, the housing 4 of the optical fiber pressure sensor is connected with the optical fiber pressure sensor 401 through a first fixing sleeve 402 and a second fixing sleeve 403, the lower end of the optical fiber pressure sensor 401 is provided with a second filter screen 404, the lower end of the right side surface of the housing 4 of the optical fiber pressure sensor is provided with a, the fiber connection line 8 is fixed to the right side surface of the duct 2 by two other ferrules 7.
The fiber optic pressure sensor 401, the first fixture sleeve 402 and the second fixture sleeve 403 are all disposed inside the fiber optic pressure sensor housing 4.
The optical fiber pressure sensor 401 is in contact with the oil 6 provided at the lower end of the pipe 2 through a second filter 404 and a first filter 405 provided at the lower end of the right side surface of the optical fiber pressure sensor housing 4.
The first screen 405 has a square shape and the second screen 404 has a circular shape.
The upper surface of the optical fiber pressure sensor shell 4 is provided with a circular through hole, a sealing sleeve is arranged in the circular through hole, and the optical fiber connecting wire 8 is connected with the optical fiber pressure sensor 401 through the sealing sleeve arranged in the circular through hole formed in the upper surface of the optical fiber pressure sensor shell 4.
And a friction-resistant and corrosion-resistant protective sleeve is arranged on the outer side surface of the optical fiber connecting wire 8.
As an embodiment of the present invention: in practical use, the optical fiber connecting wire 8 and the optical fiber pressure sensor shell 4 are fixed on the right side surface of the pipeline 2 through three ferrules 7 respectively, the pipe 2 is then lowered to the point in the well 1 where the pressure of the oil 6 is to be measured, by adjusting the adjustment keys 301 and the plurality of buttons 302 on the control device 3, the optical fiber pressure sensor 401 connected to the optical fiber connection line 8 can detect the pressure of the oil 6 here, the second filter 404 disposed at the lower end of the optical fiber pressure sensor 401 inside the optical fiber pressure sensor housing 4 and the first filter 405 disposed at the right side surface of the optical fiber pressure sensor housing 4, respectively, can effectively filter impurities in the oil 6, prevent the impurities in the oil from contacting the optical fiber pressure sensor, when the filtered oil 6 is in contact with the fiber optic pressure sensor 401 through the first screen 405 and the second screen 404, the optical fiber pressure sensor 401 can be effectively made to accurately detect the pressure of the oil 6 in the oil well 1.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a petroleum is optic fibre pressure monitoring device in pit, includes pipeline (2), controlgear (3), optic fibre pressure sensor shell (4) and ferrule (7), its characterized in that: the pipeline (2) is arranged in the oil well (1), the lower end of the oil well (1) is provided with petroleum (6), the control equipment (3) is arranged at the right end of the pipeline (2), the control equipment (3) is respectively composed of an adjusting key (301), a plurality of buttons (302) and a display screen (303), the lower end of the pipeline (2) is arranged in the petroleum (6), the hoop sleeves (7) are arranged in three, the optical fiber pressure sensor shell (4) is fixed at the lower end of the right side surface of the pipeline (2) through one hoop sleeve (7), the optical fiber pressure sensor shell (4) is connected with the optical fiber pressure sensor (401) through a first fixing sleeve (402) and a second fixing sleeve (403), the lower end of the optical fiber pressure sensor (401) is provided with a second filter screen (404), the lower end of the right side surface of the optical fiber pressure sensor shell (4) is provided with a first filter screen (405), the control device (3) is connected with the optical fiber pressure sensor (401) through an optical fiber connecting wire (8) and an optical fiber pressure sensor shell (4), and the optical fiber connecting wire (8) is fixed on the right side surface of the pipeline (2) through the other two hooping sleeves (7).
2. The petroleum downhole optical fiber pressure monitoring device of claim 1, wherein: the optical fiber pressure sensor (401), the first fixing sleeve (402) and the second fixing sleeve (403) are all arranged inside the optical fiber pressure sensor shell (4).
3. The petroleum downhole optical fiber pressure monitoring device of claim 1, wherein: the optical fiber pressure sensor (401) is in contact with petroleum (6) arranged at the lower end of the pipeline (2) through a second filter screen (404) and a first filter screen (405) arranged at the lower end of the right side surface of the optical fiber pressure sensor shell (4).
4. The petroleum downhole optical fiber pressure monitoring device of claim 1, wherein: the first screen (405) is square in shape and the second screen (404) is circular in shape.
5. The petroleum downhole optical fiber pressure monitoring device of claim 1, wherein: the optical fiber pressure sensor is characterized in that a circular through hole is formed in the upper surface of the optical fiber pressure sensor shell (4), a sealing sleeve is arranged in the circular through hole, and the optical fiber connecting wire (8) is connected with the optical fiber pressure sensor (401) through the sealing sleeve arranged in the circular through hole formed in the upper surface of the optical fiber pressure sensor shell (4).
6. The petroleum downhole optical fiber pressure monitoring device of claim 1, wherein: and a friction-resistant and corrosion-resistant protective sleeve is arranged on the outer side surface of the optical fiber connecting wire (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022135009.7U CN213063553U (en) | 2020-09-25 | 2020-09-25 | Oil is optic fibre pressure monitoring device in pit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022135009.7U CN213063553U (en) | 2020-09-25 | 2020-09-25 | Oil is optic fibre pressure monitoring device in pit |
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| Publication Number | Publication Date |
|---|---|
| CN213063553U true CN213063553U (en) | 2021-04-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022135009.7U Active CN213063553U (en) | 2020-09-25 | 2020-09-25 | Oil is optic fibre pressure monitoring device in pit |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114427446A (en) * | 2022-04-06 | 2022-05-03 | 山东地瑞科森能源技术股份有限公司 | Underground pressure monitoring device and method for petroleum production |
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2020
- 2020-09-25 CN CN202022135009.7U patent/CN213063553U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114427446A (en) * | 2022-04-06 | 2022-05-03 | 山东地瑞科森能源技术股份有限公司 | Underground pressure monitoring device and method for petroleum production |
| CN114427446B (en) * | 2022-04-06 | 2022-05-31 | 山东地瑞科森能源技术股份有限公司 | Underground pressure monitoring device and method for petroleum production |
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