CN218851008U - Armored cable tracing band for petroleum - Google Patents
Armored cable tracing band for petroleum Download PDFInfo
- Publication number
- CN218851008U CN218851008U CN202223368261.8U CN202223368261U CN218851008U CN 218851008 U CN218851008 U CN 218851008U CN 202223368261 U CN202223368261 U CN 202223368261U CN 218851008 U CN218851008 U CN 218851008U
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- CN
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- Prior art keywords
- wall
- cable
- sheath
- insulating layer
- petroleum
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000003208 petroleum Substances 0.000 title claims description 7
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 29
- 239000010959 steel Substances 0.000 claims abstract description 29
- 238000010438 heat treatment Methods 0.000 claims abstract description 13
- 239000004744 fabric Substances 0.000 claims description 9
- 239000003365 glass fiber Substances 0.000 claims description 9
- 239000004020 conductor Substances 0.000 claims description 8
- -1 polytetrafluoroethylene Polymers 0.000 claims description 5
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 5
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 5
- 238000004804 winding Methods 0.000 claims description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 239000003921 oil Substances 0.000 description 10
- 239000001993 wax Substances 0.000 description 7
- 239000003063 flame retardant Substances 0.000 description 6
- 230000004907 flux Effects 0.000 description 6
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 5
- 230000002500 effect on skin Effects 0.000 description 5
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 230000008021 deposition Effects 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 230000032683 aging Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 239000010779 crude oil Substances 0.000 description 2
- 238000010292 electrical insulation Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000003129 oil well Substances 0.000 description 2
- 239000012188 paraffin wax Substances 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Insulated Conductors (AREA)
Abstract
The utility model provides an armoured cable companion torrid zone for oil, including the cable core line, the outer wall of cable core line is equipped with the insulating layer, the filling layer is installed to the outer wall of insulating layer, steel armour sheath is installed to the outer wall on filling layer, the one end electric connection of cable core line in the outer wall of steel armour sheath. The utility model discloses the sectional area that passes through steel armour sheath at the electric current reduces, and alternating current impedance increases, consequently with less heating current alright obtain great heating power to only there are leakage voltage and leakage current at steel armour sheath surface, heating system is very safe.
Description
Technical Field
The utility model relates to a cable companion torrid zone technical field, in particular to armored cable companion torrid zone for oil.
Background
In the oil-gas production process, along with the lifting of oil gas, the temperature and the pressure are reduced, light hydrocarbon gradually escapes, wax dissolved in the oil gas can be separated out in a crystal form and adsorbed on the wall of a tubing, the wall of a casing, an oil well pump and other oil extraction equipment, and even wax deposition can be formed on the oil layer part, and the deposited wax is removed by adopting certain measures;
at present, the wax removal mode applied to an oil well mainly comprises electric heating wax removal, but the heating power energy consumption is large, and the energy consumption cannot be reduced, so that an armored cable heat tracing band for petroleum is provided.
SUMMERY OF THE UTILITY MODEL
In view of the above, the present invention is to provide an oil armored cable heating cable to solve or alleviate the technical problems in the prior art, and at least provide a useful choice.
The utility model discloses technical scheme is so realized: the utility model provides an armoured cable companion tropical for oil, includes the cable conductor, the outer wall of cable conductor is equipped with the insulating layer, the filling layer is installed to the outer wall of insulating layer, steel armour sheath is installed to the outer wall of filling layer, the one end electric connection of cable conductor in the outer wall of steel armour sheath.
Further preferably, the outer wall of the steel armor sheath is electrically connected with a conducting wire, and the current on the inner wall of the steel armor sheath is conveniently led out through the arrangement of the conducting wire.
Preferably, the filling layer is made of glass fiber cloth, the glass fiber cloth is used for performing heat preservation treatment on the insulating layer and the cable core wire, and the flame-retardant glass fiber cloth formed by coating flame-retardant paint on one side or two sides of the glass fiber cloth can effectively perform flame retardance.
Further preferably, the insulating layer is made of polytetrafluoroethylene, and the polytetrafluoroethylene is arranged, so that the insulating layer is high-temperature resistant and corrosion resistant, and has excellent electrical insulation, aging resistance, small water absorption and excellent self-lubricating performance.
Further preferably, the cable core is made by drawing and straightening an oxygen-free copper bar and winding by a mechanical winding machine.
Further preferably, when current passes through the cable core and the steel sheath, magnetic flux is generated in the steel sheath, eddy current is generated under the action of the alternating magnetic flux, the directions of the loop currents I1 and I2 and the eddy currents I3 and I4 are as shown in fig. 2, if the influence of leakage magnetic flux is ignored, I2= I4, but the directions are opposite to each other, and the currents actually acting on the cable core and the steel sheath are only I1 and I3, which is the skin effect.
The embodiment of the utility model provides a owing to adopt above technical scheme, it has following advantage:
1. the utility model discloses the sectional area that passes through steel armour sheath at the electric current reduces, and alternating current impedance increases, consequently with less heating current alright obtain great heating power to only there are leakage voltage and leakage current at steel armour sheath surface, heating system is very safe.
2. The utility model discloses a skin effect heats well head to the medium below the wax deposition point in with oil pipe, both reduces crude oil viscosity, prevents the interior wax deposition of oil pipe again, improves the crude oil mobility, solves the problem of flowing well paraffin removal and viscosity reduction effectively.
The foregoing summary is provided for the purpose of description only and is not intended to be limiting in any way. In addition to the illustrative aspects, embodiments, and features described above, further aspects, embodiments, and features of the present invention will be readily apparent by reference to the drawings and the following detailed description.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the embodiments or technical descriptions will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a view of the structure of the present invention;
fig. 2 is a side-cut structure diagram of the utility model.
Reference numerals: 1. a cable core; 2. an insulating layer; 3. a filling layer; 4. a steel armor sheath; 5. and a wire.
Detailed Description
In the following, only certain exemplary embodiments are briefly described. As those skilled in the art will recognize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
As shown in FIGS. 1-2, the embodiment of the utility model provides an armor cable companion torrid for oil, including cable conductor 1, cable conductor 1's outer wall is equipped with insulating layer 2, and filling layer 3 is installed to insulating layer 2's outer wall, and steel armour sheath 4 is installed to filling layer 3's outer wall, and cable conductor 1's one end electric connection is in the outer wall of steel armour sheath 4.
In one embodiment, the outer wall of the steel armor sheath 4 is electrically connected with a conducting wire 5, and the arrangement of the conducting wire 5 facilitates the conduction of the current on the inner wall of the steel armor sheath 4.
In one embodiment, the filling layer 3 is made of glass fiber cloth, and is used for performing heat preservation treatment on the insulating layer 2 and the cable core 1 through the arrangement of the glass fiber cloth, and the flame retardant glass fiber cloth formed by coating flame retardant coating on one side or two sides of the glass fiber cloth can effectively perform flame retardant.
In one embodiment, the material of the insulating layer 2 is polytetrafluoroethylene, and the polytetrafluoroethylene is high-temperature resistant, corrosion resistant, has excellent electrical insulation, aging resistance, low water absorption and excellent self-lubricating performance.
In one embodiment, the cable core 1 is made by drawing and straightening mechanical winding of an oxygen-free copper rod.
In one embodiment, when current passes through the cable core 1 and the steel armor sheath 4, magnetic flux is generated in the steel armor sheath 4, eddy current is generated under the action of the alternating magnetic flux, the directions of the loop currents I1 and I2 and the eddy currents I3 and I4 are shown in FIG. 2, if the influence of leakage flux is neglected, I2= I4, but the directions are opposite to each other and are mutually counteracted, and the current actually acting on the cable core 1 and the steel armor sheath 4 only has I1 and I3, and the mode is skin effect.
The utility model discloses at the during operation: install on the paraffin removal valve of little cross of well head the utility model discloses a hang sealer and prevent spouting the box, under the situation of not stopping the well, not killing the well, sealed area is pressed, the utility model discloses in pouring into the production string, make in the tubular column the utility model discloses hang and seal at the well head, when single-phase alternating current passes through cable heart yearn 1 and steel armour sheath 4, heating current just produces the skin effect on the inner wall of steel armour sheath 4, and the electric current concentrates on the certain degree of depth internal flow of steel armour sheath 4 inner wall, and the steel armour sheath 4 outer wall is uncharged, self becomes a fine insulation system, and the series circuit that steel armour sheath 4 and cable heart yearn 1 are constituteed constitutes the skin effect heating member to lead the electric current out through wire 5 is convenient, wherein insulating layer 2 and filling layer 3's setting can improve insulating and fire-retardant function, improves the security of operation.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of various changes or substitutions within the technical scope of the present invention, which should be covered by the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (5)
1. The utility model provides an oil is with armoured cable companion tropical, includes cable core (1), its characterized in that: the outer wall of cable conductor (1) is equipped with insulating layer (2), filling layer (3) are installed to the outer wall of insulating layer (2), steel armour sheath (4) are installed to the outer wall of filling layer (3), the one end electric connection of cable conductor (1) in the outer wall of steel armour sheath (4).
2. The petroleum armored cable heating tape according to claim 1, wherein: the outer wall of the steel armor sheath (4) is electrically connected with a lead (5).
3. The armored cable heat trace for petroleum according to claim 1, wherein: the filling layer (3) is made of glass fiber cloth.
4. The petroleum armored cable heating tape according to claim 1, wherein: the insulating layer (2) is made of polytetrafluoroethylene.
5. The petroleum armored cable heating tape according to claim 1, wherein: the cable core (1) is made by drawing, straightening and mechanically winding an oxygen-free copper bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223368261.8U CN218851008U (en) | 2022-12-15 | 2022-12-15 | Armored cable tracing band for petroleum |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223368261.8U CN218851008U (en) | 2022-12-15 | 2022-12-15 | Armored cable tracing band for petroleum |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218851008U true CN218851008U (en) | 2023-04-11 |
Family
ID=87292175
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223368261.8U Active CN218851008U (en) | 2022-12-15 | 2022-12-15 | Armored cable tracing band for petroleum |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218851008U (en) |
-
2022
- 2022-12-15 CN CN202223368261.8U patent/CN218851008U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A type of armored cable tracing tape for petroleum Granted publication date: 20230411 Pledgee: Bayingolin Mongolian Autonomous Prefecture Branch of Bank of China Ltd. Pledgor: XINJIANG GANGTUO ENERGY TECHNOLOGY Co.,Ltd. Registration number: Y2024980003180 |