CN216161481U - Intelligence viscosity reduction oil development cable - Google Patents
Intelligence viscosity reduction oil development cable Download PDFInfo
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- CN216161481U CN216161481U CN202121936198.6U CN202121936198U CN216161481U CN 216161481 U CN216161481 U CN 216161481U CN 202121936198 U CN202121936198 U CN 202121936198U CN 216161481 U CN216161481 U CN 216161481U
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- 230000009467 reduction Effects 0.000 title claims abstract description 6
- 239000004020 conductor Substances 0.000 claims abstract description 58
- 239000002184 metal Substances 0.000 claims abstract description 48
- 229910052751 metal Inorganic materials 0.000 claims abstract description 48
- 238000010438 heat treatment Methods 0.000 claims abstract description 34
- 238000001514 detection method Methods 0.000 claims abstract description 33
- 238000004519 manufacturing process Methods 0.000 claims abstract description 10
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 12
- 229910052802 copper Inorganic materials 0.000 claims description 12
- 239000010949 copper Substances 0.000 claims description 12
- 229920000459 Nitrile rubber Polymers 0.000 claims description 9
- 229920001155 polypropylene Polymers 0.000 claims description 8
- -1 polytetrafluoroethylene Polymers 0.000 claims description 8
- 239000004743 Polypropylene Substances 0.000 claims description 5
- HQQADJVZYDDRJT-UHFFFAOYSA-N ethene;prop-1-ene Chemical group C=C.CC=C HQQADJVZYDDRJT-UHFFFAOYSA-N 0.000 claims description 5
- 239000000945 filler Substances 0.000 claims description 5
- 239000010935 stainless steel Substances 0.000 claims description 5
- 229910001220 stainless steel Inorganic materials 0.000 claims description 5
- 229910000570 Cupronickel Inorganic materials 0.000 claims description 3
- 239000004642 Polyimide Substances 0.000 claims description 3
- 229910045601 alloy Inorganic materials 0.000 claims description 3
- 239000000956 alloy Substances 0.000 claims description 3
- 239000002131 composite material Substances 0.000 claims description 3
- YOCUPQPZWBBYIX-UHFFFAOYSA-N copper nickel Chemical group [Ni].[Cu] YOCUPQPZWBBYIX-UHFFFAOYSA-N 0.000 claims description 3
- 229920000728 polyester Polymers 0.000 claims description 3
- 229920001721 polyimide Polymers 0.000 claims description 3
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 3
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 3
- 238000009941 weaving Methods 0.000 claims description 3
- 229920001577 copolymer Polymers 0.000 claims 1
- 238000004804 winding Methods 0.000 claims 1
- 239000003208 petroleum Substances 0.000 abstract description 5
- 239000003129 oil well Substances 0.000 abstract description 4
- 238000000605 extraction Methods 0.000 abstract description 3
- 230000008859 change Effects 0.000 abstract description 2
- 238000009413 insulation Methods 0.000 description 20
- 238000000034 method Methods 0.000 description 6
- KVNRLNFWIYMESJ-UHFFFAOYSA-N butyronitrile Chemical compound CCCC#N KVNRLNFWIYMESJ-UHFFFAOYSA-N 0.000 description 4
- 230000008569 process Effects 0.000 description 3
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 2
- 229920000181 Ethylene propylene rubber Polymers 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 230000005684 electric field Effects 0.000 description 2
- 229920002313 fluoropolymer Polymers 0.000 description 2
- 239000012774 insulation material Substances 0.000 description 2
- 230000002452 interceptive effect Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000012466 permeate Substances 0.000 description 2
- 239000004812 Fluorinated ethylene propylene Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 229920009441 perflouroethylene propylene Polymers 0.000 description 1
- 238000005191 phase separation Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
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Abstract
The utility model relates to an intelligent viscosity reduction petroleum production cable which comprises three power wire cores, wherein filling is arranged in the central gaps and the outer gaps of the three power wire cores, a main shielding layer is arranged outside the filling, an oil-resistant outer sheath is arranged outside the main shielding layer, a high-temperature-resistant insulating tape I is arranged outside the oil-resistant outer sheath, a heating conductor layer is arranged outside the high-temperature-resistant insulating tape I, a metal sheath is arranged outside the heating conductor layer, 4-8 detection wire cores are arranged in the heating conductor layer at intervals, a section of metal pipe wall is arranged beside one detection wire core, the metal pipe wall is connected with the metal sheath, a central rotating shaft is arranged between the metal pipe wall and the metal sheath, and the central rotating shaft is electrically connected with the detection wire core conductor. The utility model combines the cable for providing oil extraction power and the cable for detecting the internal environment of the oil well into a whole, and adopts the shielding layer structure to separate the cables, so that the change of the oil environment can be monitored in real time in the oil extraction process.
Description
Technical Field
The utility model relates to a cable, in particular to a cable for oil exploitation.
Background
In the process of oil exploitation, a detection cable is generally adopted to enter an oil well to measure relevant environmental data such as viscosity, temperature and the like of oil, and then a power cable is adopted to carry out the oil exploitation process. The method needs to put the cable into the well twice, and the environment changes in the formal oil extraction process, and the internal environment of the oil well needs to be detected again after a certain time.
Disclosure of Invention
The purpose of the utility model is as follows: the utility model aims to overcome the defects in the prior art, and provides an intelligent viscosity-reducing petroleum exploitation cable which combines a cable for providing oil exploitation power and a cable for detecting the internal environment of an oil well into a whole and adopts a shielding layer structure to separate the cables, so that the change of the petroleum environment can be monitored in real time in the oil exploitation process.
The technical scheme is as follows: in order to solve the technical problems, the intelligent viscosity reduction petroleum production cable comprises three power wire cores which are externally tangent, filling is arranged in the central gap and the outer gap of the power wire cores, a main shielding layer is arranged outside the filling, an oil-resistant outer sheath is arranged outside the main shielding layer, a high-temperature-resistant insulating tape I is arranged outside the oil-resistant outer sheath, a heating conductor layer is arranged outside the high-temperature-resistant insulating tape I and consists of a plurality of heating conductors, a metal sheath is arranged outside the heating conductor layer, the power wire cores comprise power wire core conductors, a high-temperature-resistant wrapping tape is arranged outside the power wire core conductors, an insulating layer I is arranged outside the high-temperature-resistant wrapping tape, an oil-resistant wrapping tape is arranged outside the insulating layer I, an oil-resistant inner sheath is arranged outside the oil-resistant wrapping tape, and a phase separation shielding layer is arranged outside the oil-resistant inner sheath, 4-8 detection sinle silks are placed at intervals in the heating conductor layer, one of them is surveyed the sinle silk and is equipped with one section metal pipe wall by, the metal pipe wall links to each other with metal sheath be equipped with central pivot between metal pipe wall and the metal sheath, central pivot and survey sinle silk conductor electrical connection, survey the sinle silk including surveying the sinle silk conductor survey sinle silk conductor outside is equipped with insulating layer II be equipped with high temperature resistant insulating band II in II outsides of insulating layer.
Furthermore, the power wire core conductor is formed by twisting a plurality of annealed copper wires, the heating conductor is a copper-nickel alloy conductor with high resistivity, and the detection wire core conductor is an annealed copper stranded wire.
Furthermore, the high-temperature-resistant wrapping tape is formed by overlapping and wrapping polytetrafluoroethylene tapes, and the overlapping rate is not less than 30%.
Furthermore, the insulating layer I is made of modified polypropylene, and the insulating layer II is made of extruded perfluorinated ethylene propylene polymer, and the thickness of the insulating layer is 0.5-0.8 mm.
Furthermore, the oil-resistant wrapping tape is formed by lapping and wrapping nitrile rubber cloth tapes with acrylonitrile content more than 40%, and the overlapping rate is not less than 20%.
Furthermore, the oil-resistant inner sheath is formed by extruding, vulcanizing and shaping oil-resistant nitrile rubber, the thickness of the oil-resistant inner sheath is not less than 1.2mm, and the oil-resistant outer sheath is made of a mixture of oil-resistant nitrile rubber and ethylene propylene rubber, and the thickness of the oil-resistant outer sheath is not less than 3.0 mm.
Furthermore, the split-phase shielding layer and the total shielding layer are formed by weaving copper wires and polyester wires in a crossed mode, and the coverage rate of the copper wires is larger than 60%.
Further, the filling adopts an oil-resistant nitrile rubber strip.
Furthermore, the high-temperature-resistant insulating tape I and the high-temperature-resistant insulating tape II are both made of polyimide and fluorinated ethylene propylene composite films, wherein the high-temperature-resistant insulating tape I is formed by wrapping two layers in an overlapping mode, and the thickness of the high-temperature-resistant insulating tape I is not less than 2.0 mm.
Furthermore, the metal pipe wall and the metal sheath are both made of stainless steel.
Has the advantages that: compared with the prior art, the utility model has the following remarkable advantages: three power insulation wire cores are positioned in the center, a main shielding layer is sequentially wound after cabling, an oil-resistant outer sheath is extruded, a high-temperature-resistant insulating tape I is wound, a heating conductor layer and a metal sheath are arranged, the insulation wire cores of the detection cable are arranged in the heating conductor layer at intervals, 4-8 detection cable insulation wire cores are arranged according to needs, one or more sections of metal hollow pipe walls which are integrated with an external metal sheath and are closed up and down are arranged in the heating conductor layer of the cable, the length of the cable is about 200mm, the metal hollow pipe walls and the metal sheath form a hollow pipe, a rotatable shaft is arranged in the hollow pipe, the shaft extends out of the hollow pipe and is electrically connected with an adjacent detection cable, a circular hole is formed in the metal sheath connected with the metal hollow pipe wall outwards, external oil can be injected into the hollow pipe through the hole, and the shaft in the hollow pipe can rotate when being electrified, the viscosity of oil can be measured according to the rotation characteristic, when a plurality of hollow pipes are adopted, the oil viscosity is distributed on the same position of the cross section of the cable in length, the number of the hollow pipes is determined according to the requirement of design measuring points and is not more than 3, the power insulation wire cores are made of modified polypropylene insulation materials, the temperature resistance level can reach 120 ℃, an oil-resistant structure is arranged outside each power insulation wire core and consists of an oil-resistant wrapping tape and an oil-resistant butyronitrile inner sheath, oil can not permeate into the insulation, a split-phase shielding layer is arranged outside the butyronitrile inner sheath to ensure the uniformity of an internal electric field and prevent the power insulation wire cores from interfering with an external detection cable when in work, a total shielding layer is added outside the cable core to ensure that the power wire cores and the external detection cable do not interfere with each other, the detection cable is insulated by adopting fluoroplastic insulation, the temperature resistance level can reach 220 ℃, an insulation wrapping F46 high-temperature-resistant insulating tape is arranged outside the insulation wire cores of the detection cable and the heating conductor layer are the same layer, the interval distribution is inside heating conductor layer, and the detection cable sinle silk is 4-8, and heating conductor layer can be through the electric current to outside oil heating in order to reduce viscosity when necessary, the exploitation of being convenient for, and metal pipe wall and metal sheath all adopt stainless steel, can improve the atress protection and strengthen preventing inside oil gets into the cable structure, have better heat conductivility simultaneously.
Drawings
Fig. 1 is a schematic cross-sectional structure of the present invention.
Detailed Description
The utility model is further described below with reference to the figures and examples.
As shown in fig. 1, the intelligent viscosity reduction petroleum production cable comprises three power wire cores which are externally tangent to each other, a filler 1 is arranged in a central gap and an outer gap of each power wire core, the filler 1 is made of an oil-resistant nitrile rubber strip, a total shielding layer 2 is arranged outside the filler 1, an oil-resistant outer sheath 3 is arranged outside the total shielding layer 2, the oil-resistant outer sheath 3 is made of a mixture of oil-resistant nitrile rubber and ethylene propylene rubber, the thickness of the oil-resistant outer sheath 3 is not less than 3.0mm, a high-temperature-resistant insulating tape I4 is arranged outside the oil-resistant outer sheath 3, a heating conductor layer 5 is arranged outside the high-temperature-resistant insulating tape I4, the heating conductor layer 5 is composed of a plurality of heating conductors, each heating conductor is a copper-nickel alloy conductor with relatively high resistivity, a metal sheath 6 is arranged outside the heating conductor layer 5, each power wire core comprises a power wire core conductor 7, the power core conductor 7 is formed by twisting a plurality of annealed copper wires, a high-temperature-resistant wrapping tape 8 is arranged outside the power core conductor 7, the high-temperature-resistant wrapping tape 8 is formed by overlapping and wrapping polytetrafluoroethylene tapes, the overlapping rate is not less than 30%, an insulating layer I9 is arranged outside the high-temperature-resistant wrapping tape 8, the insulating layer I9 is made of modified polypropylene, an oil-resistant wrapping tape 10 is arranged outside the insulating layer I9, the oil-resistant wrapping tape 10 is formed by overlapping and wrapping nitrile rubber tapes with acrylonitrile content being more than 40%, the overlapping rate is not less than 20%, an oil-resistant inner sheath 11 is arranged outside the oil-resistant wrapping tape 10, the oil-resistant inner sheath 11 is formed by extruding and vulcanizing and sizing oil-resistant nitrile rubber, the thickness of the oil-resistant inner sheath is not less than 1.2mm, a split-phase shielding layer 12 is arranged outside the oil-resistant inner sheath 11, and the split phase shielding layer 12 and a total shielding layer 2 are formed by cross-weaving of copper wires and polyester wires, the coverage rate of copper wires is more than 60%, 4-8 detection wire cores are arranged in the heating conductor layer 5 at intervals, one or more sections of metal pipe walls 13 are arranged beside one detection wire core, the metal pipe walls 13 are connected with the metal sheath 6, the metal pipe walls 13 and the metal sheath 6 are made of stainless steel, a central rotating shaft 14 is arranged between the metal pipe walls 13 and the metal sheath 6, the central rotating shaft 14 is electrically connected with the detection wire core conductor 15, the detection wire core comprises the detection wire core conductor 15, the detection wire core conductor 15 is made of annealed copper stranded wires, an insulating layer II 16 is arranged outside the detection wire core conductor 15, the insulating layer II 16 is made of extruded perfluorinated ethylene propylene polymer and has the thickness of 0.5-0.8mm, a high-temperature-resistant insulating tape II 17 is arranged outside the insulating layer II 16, the high-temperature-resistant insulating tape I4 and the high-temperature-resistant insulating tape II 17 are both made of polyimide and perfluorinated ethylene propylene polymer composite films, wherein high temperature resistant insulating tape I4 adopts two-layer overlapping to wind the package and forms, and its thickness is not less than 2.0 mm.
Three power insulation wire cores are positioned in the center, a main shielding layer is sequentially wound after cabling, an oil-resistant outer sheath is extruded, a high-temperature-resistant insulating tape I is wound, a heating conductor layer and a metal sheath are arranged, the insulation wire cores of the detection cable are arranged in the heating conductor layer at intervals, 4-8 detection cable insulation wire cores are arranged according to needs, one or more sections of metal hollow pipe walls which are integrated with an external metal sheath and are closed up and down are arranged in the heating conductor layer of the cable, the length of the cable is about 200mm, the metal hollow pipe walls and the metal sheath form a hollow pipe, a rotatable shaft is arranged in the hollow pipe, the shaft extends out of the hollow pipe and is electrically connected with an adjacent detection cable, a circular hole is formed in the metal sheath connected with the metal hollow pipe wall outwards, external oil can be injected into the hollow pipe through the hole, and the shaft in the hollow pipe can rotate when being electrified, the viscosity of oil can be measured according to the rotation characteristic, when a plurality of hollow pipes are adopted, the oil viscosity is distributed on the same position of the cross section of the cable in length, the number of the hollow pipes is determined according to the requirement of design measuring points and is not more than 3, the power insulation wire cores are made of modified polypropylene insulation materials, the temperature resistance level can reach 120 ℃, an oil-resistant structure is arranged outside each power insulation wire core and consists of an oil-resistant wrapping tape and an oil-resistant butyronitrile inner sheath, oil can not permeate into the insulation, a split-phase shielding layer is arranged outside the butyronitrile inner sheath to ensure the uniformity of an internal electric field and prevent the power insulation wire cores from interfering with an external detection cable when in work, a total shielding layer is added outside the cable core to ensure that the power wire cores and the external detection cable do not interfere with each other, the detection cable is insulated by adopting fluoroplastic insulation, the temperature resistance level can reach 220 ℃, an insulation wrapping F46 high-temperature-resistant insulating tape is arranged outside the insulation wire cores of the detection cable and the heating conductor layer are the same layer, the interval distribution is inside heating conductor layer, and the detection cable sinle silk is 4-8, and heating conductor layer can be through the electric current to outside oil heating in order to reduce viscosity when necessary, the exploitation of being convenient for, and metal pipe wall and metal sheath all adopt stainless steel, can improve the atress protection and strengthen preventing inside oil gets into the cable structure, have better heat conductivility simultaneously.
The present invention provides a thought and a method, and a method and a way for implementing the technical scheme are many, the above is only a preferred embodiment of the present invention, it should be noted that, for a person skilled in the art, a plurality of improvements and modifications can be made without departing from the principle of the present invention, and the improvements and modifications should be regarded as the protection scope of the present invention, and each component not explicitly described in the embodiment can be implemented by the prior art.
Claims (8)
1. The utility model provides an intelligence viscosity reduction oil development cable which characterized in that: the cable comprises three power cable cores which are externally tangent, wherein fillers (1) are arranged in the central gap and the outer gap of the power cable cores, a total shielding layer (2) is arranged outside the fillers (1), an oil-resistant outer sheath (3) is arranged outside the total shielding layer (2), a high-temperature-resistant insulating band I (4) is arranged outside the oil-resistant outer sheath (3), a heating conductor layer (5) is arranged outside the high-temperature-resistant insulating band I (4), the heating conductor layer (5) is composed of a plurality of heating conductors, a metal sheath (6) is arranged outside the heating conductor layer (5), each power cable core comprises a power cable core conductor (7), a high-temperature-resistant conductor layer (8) is arranged outside the power cable core conductor (7), an insulating layer I (9) is arranged outside the high-temperature-resistant wrapping band (8), and an oil-resistant wrapping band (10) is arranged outside the insulating layer I (9), oil-proof inner sheath (11) are equipped with in oil-proof band (10) outside be equipped with split phase shielding layer (12) in oil-proof inner sheath (11) outside place 4-8 detection sinle silks in heating conductor layer (5) at the interval, at one of them other one section metal pipe wall (13) that is equipped with of detection sinle silk, metal pipe wall (13) link to each other with metal sheath (6) be equipped with central pivot (14) between metal pipe wall (13) and metal sheath (6), central pivot (14) and detection sinle silk conductor (15) electrical connection, it is including surveying sinle silk conductor (15) to survey sinle silk conductor (15) outside and be equipped with insulating layer II (16) outside is equipped with high temperature resistant insulating band II (17).
2. The intelligent viscosity-reducing oil production cable according to claim 1, wherein: the power wire core conductor (7) is formed by twisting a plurality of annealed copper wires, the heating conductor is a copper-nickel alloy conductor with high resistivity, and the detection wire core conductor (15) is an annealed copper stranded wire.
3. The intelligent viscosity-reducing oil production cable according to claim 1, wherein: the high-temperature-resistant wrapping tape (8) is formed by overlapping and wrapping polytetrafluoroethylene tapes, and the overlapping rate is not less than 30%.
4. The intelligent viscosity-reducing oil production cable according to claim 1, wherein: the insulating layer I (9) is made of modified polypropylene, the insulating layer II (16) is made of extruded perfluorinated ethylene propylene, and the thickness of the insulating layer is 0.5-0.8 mm.
5. The intelligent viscosity-reducing oil production cable according to claim 1, wherein: the split-phase shielding layer (12) and the total shielding layer (2) are formed by weaving copper wires and polyester wires in a crossed mode, and the coverage rate of the copper wires is larger than 60%.
6. The intelligent viscosity-reducing oil production cable according to claim 1, wherein: the filling (1) adopts an oil-resistant nitrile rubber strip.
7. The intelligent viscosity-reducing oil production cable according to claim 1, wherein: the high-temperature-resistant insulating tape I (4) and the high-temperature-resistant insulating tape II (17) are made of polyimide perfluorinated ethylene propylene copolymer composite films, wherein the high-temperature-resistant insulating tape I (4) is formed by winding two layers in an overlapped mode, and the thickness of the high-temperature-resistant insulating tape is not smaller than 2.0 mm.
8. The intelligent viscosity-reducing oil production cable according to claim 1, wherein: the metal pipe wall (13) and the metal sheath (6) are both made of stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121936198.6U CN216161481U (en) | 2021-08-18 | 2021-08-18 | Intelligence viscosity reduction oil development cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121936198.6U CN216161481U (en) | 2021-08-18 | 2021-08-18 | Intelligence viscosity reduction oil development cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216161481U true CN216161481U (en) | 2022-04-01 |
Family
ID=80838746
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121936198.6U Active CN216161481U (en) | 2021-08-18 | 2021-08-18 | Intelligence viscosity reduction oil development cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216161481U (en) |
-
2021
- 2021-08-18 CN CN202121936198.6U patent/CN216161481U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 214205 huankeyuan chaquan Road, Yixing City, Wuxi City, Jiangsu Province Patentee after: Jiangsu Bao'an Cable Co.,Ltd. Address before: 214205 huankeyuan chaquan Road, Yixing City, Wuxi City, Jiangsu Province Patentee before: JIANGSU BAOAN CABLE Co.,Ltd. |