CN111243791A - High-sealing load-bearing detection cable - Google Patents
High-sealing load-bearing detection cable Download PDFInfo
- Publication number
- CN111243791A CN111243791A CN202010092941.8A CN202010092941A CN111243791A CN 111243791 A CN111243791 A CN 111243791A CN 202010092941 A CN202010092941 A CN 202010092941A CN 111243791 A CN111243791 A CN 111243791A
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- CN
- China
- Prior art keywords
- layer
- protective layer
- stainless steel
- cable
- optical fiber
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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.)
- Pending
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B9/00—Power cables
- H01B9/005—Power cables including optical transmission elements
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/1875—Multi-layer sheaths
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/20—Metal tubes, e.g. lead sheaths
- H01B7/207—Metal tubes, e.g. lead sheaths composed of iron or steel
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/22—Metal wires or tapes, e.g. made of steel
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B9/00—Power cables
- H01B9/02—Power cables with screens or conductive layers, e.g. for avoiding large potential gradients
Abstract
The invention discloses a high-sealing load-bearing detection cable which sequentially comprises a conductor, an insulating layer, a shielding layer, a flame-retardant layer, an inner armor layer and a first protective layer from inside to outside, wherein a plurality of optical fiber accommodating grooves extending along the length direction of the cable are formed in the outer side of the first protective layer, a stainless steel pipe is accommodated in each optical fiber accommodating groove, and optical fiber ointment and optical fibers are arranged in each stainless steel pipe; the high-sealing load-bearing detection cable is further provided with a second protective layer surrounding the first protective layer and the stainless steel pipe, an outer armor layer is arranged outside the second protective layer, and a third protective layer is arranged outside the outer armor layer. The cable provided by the invention is provided with the conductor and the optical fiber, can transmit electric power, electric signals and optical signals, and has better signal transmission, insulation, flame retardance and mechanical properties.
Description
Technical Field
The invention relates to the field of cables, in particular to a high-sealing load-bearing detection cable.
Background
The cable mainly includes a conductor and various claddings for covering the conductor, so as to transmit power or signals, and due to different use environments, a flame retardant layer, a shielding layer and the like are required to be added at proper time, and the cable can be further divided into various types of cables such as a signal cable, a control cable, a power cable and the like. The load bearing detection cable is one of the cables, belongs to a cable for electrical equipment, and mainly has the functions of bearing tension, supplying power to a system, transmitting signals and controlling depth. The device is used for logging, perforating, coring and other operations of various oil wells and gas wells. And various signals including electrical signals and optical signals need to be transmitted, and in addition, the requirements on the cable are very high due to the harsh use environment.
Disclosure of Invention
The purpose of the invention is as follows: the invention aims to overcome the defects of the prior art and provides a high-sealing load-bearing detection cable.
The technical scheme is as follows: a high-sealing load-bearing detection cable sequentially comprises a conductor, an insulating layer, a shielding layer, a flame-retardant layer, an inner armor layer and a first protective layer from inside to outside, wherein a plurality of optical fiber accommodating grooves extending along the length direction of the cable are formed in the outer side of the first protective layer, a stainless steel pipe is accommodated in each optical fiber accommodating groove, and optical fiber factice and optical fibers are arranged in each stainless steel pipe; the high-sealing load-bearing detection cable is further provided with a second protective layer surrounding the first protective layer and the stainless steel pipe, an outer armor layer is arranged outside the second protective layer, and a third protective layer is arranged outside the outer armor layer.
Furthermore, there are 3 stainless steel pipes, and the cross-section of three stainless steel pipes is isosceles triangle distribution.
Further, the cross section of the optical fiber accommodating groove is arc-shaped.
Further, the inner armor layer and the outer armor layer are both steel wire armor layers.
Further, the insulating layer is a polyethylene insulating layer.
Further, the flame retardant layer is a low-smoke halogen-free flame retardant layer, the conductor is a stranded copper conductor, and the shielding layer is a tinned copper wire shielding layer.
Further, the first protective layer is made of a polyethylene material; the second protective layer is made of a nylon material.
Further, the third protective layer is made of a polyethylene material or a PVC material.
Has the advantages that: the cable of the present invention has a conductor and an optical fiber, and can transmit electric power, electric signals and optical signals, and can transmit more optical signals because a plurality of optical fibers are provided, and a plurality of optical fiber units provide spare optical fibers, so that the spare optical fibers can be used in time even when a certain optical fiber is damaged.
Drawings
Fig. 1 is a schematic cross-sectional view of a cable.
Detailed Description
Reference numerals: 1 a conductor; 2 an insulating layer; 3, a shielding layer; 4 a flame retardant layer; 5 an inner armor layer; 6 a first protective layer; 7 stainless steel pipes; 7.1 an optical fiber; 8 a second protective layer; 9 an outer armor layer; 10 a third protective layer.
A high-sealing load-bearing detection cable sequentially comprises a conductor 1, an insulating layer 2, a shielding layer 3, a flame-retardant layer 4, an inner armor layer 5 and a first protective layer 6 from inside to outside, wherein a plurality of optical fiber accommodating grooves extending along the length direction of the cable are formed in the outer side of the first protective layer 6, a stainless steel pipe 7 is accommodated in each optical fiber accommodating groove, and optical fiber ointment and optical fibers 7.1 are arranged in each stainless steel pipe 7; the high-sealing load-bearing detection cable is further provided with a second protective layer 8 which surrounds the first protective layer 6 and the stainless steel pipe 7, an outer armor layer 9 is arranged outside the second protective layer 8, and a third protective layer 10 is arranged outside the outer armor layer 9.
The stainless steel pipes 7 are 3, and the sections of the three stainless steel pipes 7 are distributed in an isosceles triangle shape. The cross section of the optical fiber accommodating groove is arc-shaped. The inner armor layer 5 and the outer armor layer 9 are both steel wire armor layers. The insulating layer 2 is a polyethylene insulating layer. The flame-retardant layer 4 is a low-smoke halogen-free flame-retardant layer, the conductor is a stranded copper conductor, and the shielding layer 3 is a tinned copper wire shielding layer. The first protective layer 6 is made of polyethylene material; the second protective layer 8 is made of a nylon material. The third protective layer 10 is made of a polyethylene material or a PVC material.
The cable provided by the invention is provided with the double armor layers and the three protective layers, so that the overall strength of the cable is higher, and the protection effect on the internal conductor and the optical fiber is better. Meanwhile, the conductor is wrapped by an insulating, flame-retardant and shielding layer, so that the insulating, flame-retardant and shielding effects are good. In addition because consider under adverse circumstances, optic fibre is damaged easily, in case optic fibre damages and will lead to whole cable to lose the function, the cable of this application has set up a plurality of stainless steel pipes, stainless steel pipe inside contains optic fibre, thereby even if certain optic fibre damages, also can in time use reserve optic fibre, thereby guarantee the normal use of cable, and 3 arrangement of stainless steel pipe become equilateral triangle and distribute, because the interval between two liang is the biggest, when consequently taking place mechanical damage, the probability that the cable in two stainless steel pipes damaged simultaneously is the minimum, thereby guarantee the normal use of cable.
While the invention has been shown and described with respect to the preferred embodiments, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the scope of the invention as defined in the following claims.
Claims (7)
1. A high-sealing load-bearing detection cable is characterized by sequentially comprising a conductor, an insulating layer, a shielding layer, a flame-retardant layer, an inner armor layer and a first protective layer from inside to outside, wherein a plurality of optical fiber accommodating grooves extending along the length direction of the cable are formed in the outer side of the first protective layer, a stainless steel pipe is accommodated in each optical fiber accommodating groove, and optical fiber ointment and optical fibers are arranged in each stainless steel pipe; the high-sealing load-bearing detection cable is further provided with a second protective layer surrounding the first protective layer and the stainless steel pipe, an outer armor layer is arranged outside the second protective layer, and a third protective layer is arranged outside the outer armor layer.
2. The high-sealing load-bearing detection cable according to claim 1, wherein the number of the stainless steel tubes is 3, and the cross sections of the three stainless steel tubes are distributed in an isosceles triangle.
3. The high-seal load-bearing detection cable as claimed in claim 1, wherein the cross-section of the optical fiber accommodating groove is arc-shaped.
4. The high-seal load-bearing detection cable according to claim 1, wherein the inner armor layer and the outer armor layer are both steel wire armor layers.
5. The high seal load bearing exploration cable of claim 1, wherein said insulation layer is a polyethylene insulation layer.
6. The high-sealing load-bearing detection cable according to claim 1, wherein the flame retardant layer is a low-smoke halogen-free flame retardant layer, the conductor is a stranded copper conductor, and the shielding layer is a tinned copper wire shielding layer.
7. The high seal load bearing exploration cable of claim 1, wherein said first protective layer is made of a polyethylene material; the second protective layer is made of a nylon material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010092941.8A CN111243791A (en) | 2020-02-14 | 2020-02-14 | High-sealing load-bearing detection cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010092941.8A CN111243791A (en) | 2020-02-14 | 2020-02-14 | High-sealing load-bearing detection cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111243791A true CN111243791A (en) | 2020-06-05 |
Family
ID=70873202
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010092941.8A Pending CN111243791A (en) | 2020-02-14 | 2020-02-14 | High-sealing load-bearing detection cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111243791A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022016497A1 (en) * | 2020-07-24 | 2022-01-27 | 江苏华能电缆股份有限公司 | Highly-sealed load bearing detection cable |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57155505A (en) * | 1981-02-20 | 1982-09-25 | Roretsuto Mitsushieru | Optical fiber cable |
| CN104966573A (en) * | 2015-05-25 | 2015-10-07 | 广州供电局有限公司 | Multifunctional intelligent cable |
| CN205542137U (en) * | 2016-04-13 | 2016-08-31 | 中国石油集团钻井工程技术研究院 | Be applicable to high temperature complex construction well logging cable |
| CN206432074U (en) * | 2017-01-24 | 2017-08-22 | 河南新昊宝丰电缆科技有限公司 | A kind of Intelligent distribution optical fiber composite cable |
| CN108335795A (en) * | 2017-12-13 | 2018-07-27 | 江苏兴达知识产权服务有限公司 | A kind of oil well detection instrument photoelectric composite charging detection cable |
| CN209607501U (en) * | 2019-05-23 | 2019-11-08 | 远东电缆有限公司 | Wisdom energy source machine vehicle electric cable |
-
2020
- 2020-02-14 CN CN202010092941.8A patent/CN111243791A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57155505A (en) * | 1981-02-20 | 1982-09-25 | Roretsuto Mitsushieru | Optical fiber cable |
| CN104966573A (en) * | 2015-05-25 | 2015-10-07 | 广州供电局有限公司 | Multifunctional intelligent cable |
| CN205542137U (en) * | 2016-04-13 | 2016-08-31 | 中国石油集团钻井工程技术研究院 | Be applicable to high temperature complex construction well logging cable |
| CN206432074U (en) * | 2017-01-24 | 2017-08-22 | 河南新昊宝丰电缆科技有限公司 | A kind of Intelligent distribution optical fiber composite cable |
| CN108335795A (en) * | 2017-12-13 | 2018-07-27 | 江苏兴达知识产权服务有限公司 | A kind of oil well detection instrument photoelectric composite charging detection cable |
| CN209607501U (en) * | 2019-05-23 | 2019-11-08 | 远东电缆有限公司 | Wisdom energy source machine vehicle electric cable |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022016497A1 (en) * | 2020-07-24 | 2022-01-27 | 江苏华能电缆股份有限公司 | Highly-sealed load bearing detection cable |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200605 |
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| RJ01 | Rejection of invention patent application after publication |