CN109036676B - Photoelectric composite load-bearing detection cable for combustible ice exploitation - Google Patents
Photoelectric composite load-bearing detection cable for combustible ice exploitation Download PDFInfo
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- CN109036676B CN109036676B CN201810763914.1A CN201810763914A CN109036676B CN 109036676 B CN109036676 B CN 109036676B CN 201810763914 A CN201810763914 A CN 201810763914A CN 109036676 B CN109036676 B CN 109036676B
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- 238000001514 detection method Methods 0.000 title claims abstract description 19
- 239000002131 composite material Substances 0.000 title claims abstract description 14
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 73
- 239000010935 stainless steel Substances 0.000 claims abstract description 73
- 230000006835 compression Effects 0.000 claims abstract description 32
- 238000007906 compression Methods 0.000 claims abstract description 32
- 230000003287 optical effect Effects 0.000 claims abstract description 11
- 230000001681 protective effect Effects 0.000 claims abstract description 6
- 239000002184 metal Substances 0.000 claims description 22
- 229910052751 metal Inorganic materials 0.000 claims description 22
- 239000002985 plastic film Substances 0.000 claims description 16
- 230000011218 segmentation Effects 0.000 claims description 13
- 239000013307 optical fiber Substances 0.000 claims description 12
- 239000004020 conductor Substances 0.000 claims description 5
- 239000003292 glue Substances 0.000 claims description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 239000004698 Polyethylene Substances 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- -1 polyethylene Polymers 0.000 claims description 3
- 229920000573 polyethylene Polymers 0.000 claims description 3
- 238000001125 extrusion Methods 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 7
- 239000004033 plastic Substances 0.000 description 6
- 229920003023 plastic Polymers 0.000 description 6
- 238000009413 insulation Methods 0.000 description 5
- 238000005259 measurement Methods 0.000 description 2
- 230000008054 signal transmission Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
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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
-
- 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
- H01B7/1805—Protections not provided for in groups H01B7/182 - H01B7/26
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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
- H01B7/185—Sheaths comprising internal cavities or channels
-
- 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
-
- 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
- H01B7/1895—Internal space filling-up means
-
- 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
- H01B7/28—Protection against damage caused by moisture, corrosion, chemical attack or weather
- H01B7/282—Preventing penetration of fluid, e.g. water or humidity, into conductor or cable
- H01B7/285—Preventing penetration of fluid, e.g. water or humidity, into conductor or cable by completely or partially filling interstices in the cable
-
- 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
- H01B7/32—Insulated conductors or cables characterised by their form with arrangements for indicating defects, e.g. breaks or leaks
- H01B7/328—Insulated conductors or cables characterised by their form with arrangements for indicating defects, e.g. breaks or leaks comprising violation sensing means
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- Communication Cables (AREA)
Abstract
The application discloses a photoelectric composite load-bearing detection cable for combustible ice exploitation, which comprises an outer protective sleeve, an outer armor layer and an outer insulating layer, wherein an outer stainless steel pipe is arranged in the outer insulating layer, a plurality of compression-resistant units are connected between the outer stainless steel pipe and the outer insulating layer, and the compression-resistant units divide the space between the outer insulating layer and the outer stainless steel pipe into a plurality of tension-resistant rope accommodating spaces; the inner layer stainless steel tube is arranged in the outer layer stainless steel tube, a plurality of supporting units are connected between the outer layer stainless steel tube and the inner layer stainless steel tube, and an optical unit and an electrical unit are arranged between the outer layer stainless steel tube and the inner layer stainless steel tube. The cable, the tensile rope and the extrusion resistance effect are good.
Description
Technical Field
The application relates to the field of cables, in particular to a photoelectric composite load-bearing detection cable for combustible ice exploitation.
Background
The load bearing detection cable is suitable for oil mine detection cables which bear mechanical load to carry out electric measurement, and the cables are used for logging, perforation, coring and other operations of various oil and gas wells; the method can also be used for marine investigation, river, estuary, water conservancy and hydrologic measurement, coal field geological exploration, geothermal well logging and other aspects. As a connecting wire for measuring the hanging weight instrument. Because the service environment of the load-bearing detection cable is complex, the required strength is high, the requirements on the pull rope resistance and the extrusion resistance are high, the waterproof requirements are met in some environments, photoelectric signals are required to be transmitted sometimes, and the requirements on signal transmission are high. The existing load-bearing detection cables are more, but cannot meet the requirement of all the use.
Disclosure of Invention
The application aims to: the application aims to overcome the defects of the prior art and provides a photoelectric composite load-bearing detection cable for combustible ice exploitation.
The technical scheme is as follows: the load-bearing detection cable sequentially comprises an outer protective sleeve, an outer armor layer and an outer insulating layer from outside to inside, wherein an outer stainless steel tube is arranged in the outer insulating layer, a plurality of compression-resistant units are connected between the outer stainless steel tube and the outer insulating layer, each compression-resistant unit comprises a first connecting part connected with the outer insulating layer, a second connecting part connected with the outer stainless steel tube and a buffer tube connected between the first connecting part and the second connecting part, the space between the outer insulating layer and the outer stainless steel tube is divided into a plurality of compression-resistant rope accommodating spaces by the plurality of compression-resistant units, one compression-resistant rope is arranged in each compression-resistant rope accommodating space, and elastic balls are arranged in each compression-resistant rope accommodating space; the stainless steel pipe comprises an outer stainless steel pipe, and is characterized in that an inner stainless steel pipe is arranged in the outer stainless steel pipe, a plurality of supporting units are connected between the outer stainless steel pipe and the inner stainless steel pipe, each supporting unit comprises a first arc-shaped unit, a second arc-shaped unit and a third connecting part, the cross section of each first arc-shaped unit is fixed with the outer stainless steel pipe, the cross section of each second arc-shaped unit is fixed with the inner stainless steel pipe, the third connecting part is connected between the first arc-shaped unit and the second arc-shaped unit, an optical unit and an electrical unit are arranged between the outer stainless steel pipe and the inner stainless steel pipe, each optical unit comprises an optical fiber protecting sleeve and a plurality of optical fibers located in the optical fiber protecting sleeve, and each electrical unit sequentially comprises an inner protecting sleeve, an inner armor layer, a shielding layer, an inner insulating layer and a conductor from outside to inside.
Further, the compression-resistant units are 8, and the tensile ropes are 8, 8 compression-resistant units and 8 tensile ropes are alternately arranged at intervals.
Further, the number of the supporting units is 4.
Further, the number of the optical units is more than or equal to 2, and the number of the electrical units is more than or equal to 2; and water-blocking glue is filled between the inner stainless steel tube and the outer stainless steel tube.
Further, the buffer tube is a rubber tube, and the outer insulating layer and the inner insulating layer are both polyethylene insulating layers; the shielding layer is woven by tinned copper wires.
Further, the first, second and third connecting parts are all sheet-shaped extending along the length direction of the cable.
Further, the inner layer stainless steel pipe is internally fixed with a first segmentation unit with an arc-shaped cross section and a second segmentation unit with an arc-shaped cross section, a first wire is arranged between the first segmentation unit and the inner layer stainless steel pipe, a first insulating layer is arranged outside the first wire, a second wire is arranged between the second segmentation unit and the inner layer stainless steel pipe, a second insulating layer is arranged outside the second wire, a plurality of first elastic connecting columns and a plurality of second elastic connecting columns are internally fixed in the inner layer stainless steel pipe, the quantity of the first elastic connecting columns and the quantity of the second elastic connecting columns are equal, a first plastic sheet is fixed at the end part of the first elastic connecting column, a first metal sheet is fixed at the first plastic sheet, a second plastic sheet is fixed at the end part of the second elastic connecting column, each first metal sheet is connected with the first wire through a third wire, each second metal sheet is connected with the second wire through a fourth wire, a fourth insulating layer is arranged outside the third wire, and two plastic support columns are connected between each first plastic sheet and each second plastic sheet.
Further, the distance between two adjacent first elastic connecting posts is more than 20 cm.
Further, a power supply is connected between the first and second wires, and an indication unit is arranged at the first wire.
Further, the indication unit is an indication lamp.
The beneficial effects are that: the cable is internally provided with the anti-extrusion unit, and a plurality of anti-pulling ropes are integrated, so that the cable has a good tensile effect and a good anti-extrusion effect. And can be waterproof and can transmit photoelectric composite signals. And when the extrusion is excessive, the alarm can be given out timely.
Drawings
FIG. 1 is a schematic cross-sectional view of a cable;
FIG. 2 is a schematic view of the inside of an inner stainless steel tube;
fig. 3 is an equivalent circuit diagram for detecting whether or not the extrusion is excessive.
Detailed Description
Reference numerals: 1.1 an outer protective sleeve; 1.2 an outer armor layer; 1.3 an outer insulating layer; 2.1 a first connection; 2.2 a second connection; 2.3 buffer tube; 2.4 elastic ball; 2.5 resistance to pull cords; 3.1 inner stainless steel tube; 3.2 stainless steel tube of outer layer; 5 conductors; 5.1 an inner insulating layer; 5.2 a shielding layer; 5.3 an inner armor layer; 5.4 an inner protective sleeve; 4.1 a first segmentation unit; 4.2 a first insulating layer; 4.3 a first wire; 4.4 third wires; 10.1 a second dividing unit; 10.2 a second insulating layer; 10.3 a second wire; 10.4 fourth wires; 6.1 a first elastic connection post; 6.2 a first plastic sheet; 6.3 a first metal sheet; 6.4 plastic support posts; 6.5 a second metal sheet; 6.6 a second plastic sheet; 6.7 second elastic connection column; 7.1 a power supply; 7.2 an indication unit; 3.3 a third connection; 3.3.1 a first arcuate unit; 3.3.2 second arcuate units; 9 optical fiber protecting sleeves; 9.1 optical fiber.
The load-bearing detection cable sequentially comprises an outer protective sleeve 1.1, an outer armor layer 1.2 and an outer insulation layer 1.3 from outside to inside, wherein an outer stainless steel pipe 3.2 is arranged in the outer insulation layer, a plurality of compression-resistant units are connected between the outer stainless steel pipe and the outer insulation layer, each compression-resistant unit comprises a first connecting part 2.1 connected with the outer insulation layer, a second connecting part 2.2 connected with the outer stainless steel pipe and a buffer pipe 2.3 connected between the first connecting part and the second connecting part, the space between the outer insulation layer and the outer stainless steel pipe is divided into a plurality of tension-resistant rope accommodating spaces by the plurality of compression-resistant units, one tension-resistant rope 2.5 is arranged in each tension-resistant rope accommodating space, and elastic balls 2.4 are also arranged in each tension-resistant rope accommodating space; the stainless steel pipe comprises an outer stainless steel pipe, and is characterized in that an inner stainless steel pipe 3.1 is arranged in the outer stainless steel pipe, a plurality of supporting units are connected between the outer stainless steel pipe and the inner stainless steel pipe, each supporting unit comprises a first arc-shaped unit 3.3.1 with an arc-shaped section fixed to the outer stainless steel pipe, a second arc-shaped unit 3.3.2 with an arc-shaped section fixed to the inner stainless steel pipe, and a third connecting part 3.3 connected between the first arc-shaped unit and the second arc-shaped unit, an optical unit and an electrical unit are arranged between the outer stainless steel pipe and the inner stainless steel pipe, each optical unit comprises an optical fiber protecting sleeve and a plurality of optical fibers located in the optical fiber protecting sleeve, and each electrical unit sequentially comprises an inner protecting sleeve 5.4, an inner armor layer 5.3, a shielding layer 5.2, an inner insulating layer 5.1 and a conductor 5 from outside to inside.
The compression-resistant units are 8, and the tensile ropes are 8, and the 8 compression-resistant units and the 8 tensile ropes are alternately arranged at intervals. The number of the supporting units is 4. The number of the optical units is more than or equal to 2, and the number of the electrical units is more than or equal to 2; and water-blocking glue is filled between the inner stainless steel tube and the outer stainless steel tube. The buffer tube is a rubber tube, and the outer insulating layer and the inner insulating layer are both polyethylene insulating layers; the shielding layer is woven by tinned copper wires. The first, second and third connecting parts are all sheet-shaped extending along the length direction of the cable.
As shown in fig. 1 and 2, the cable of the application comprises 8 tensile ropes, and has good tensile effect. As the compression-resistant chamber is actually formed between the outer insulating layer and the outer stainless steel tube, the compression-resistant chamber is internally provided with a plurality of compression-resistant units, so that the compression-resistant effect is good. And a plurality of supporting units are arranged between the inner stainless steel tube and the outer stainless steel tube, so that the compression resistance effect is further improved. In addition, the water-blocking glue can play a role in blocking water. Optical fibers and conductors may transmit optical electrical signals. And when the extrusion is excessive, the cable is easy to damage, the signal transmission is affected, and in order to detect the extrusion is excessive, the following scheme is designed:
the inner stainless steel tube is internally fixed with a first segmentation unit 4.1 with an arc-shaped cross section and a second segmentation unit 10.1 with an arc-shaped cross section, a first conducting wire 4.3 is arranged between the first segmentation unit and the inner stainless steel tube, a first insulating layer 4.2 is arranged outside the first conducting wire, a second conducting wire 10.3 is arranged between the second segmentation unit and the inner stainless steel tube, a second insulating layer 10.2 is arranged outside the second conducting wire, a plurality of first elastic connecting columns 6.1 and a plurality of second elastic connecting columns 6.7 are fixed in the inner stainless steel tube, the quantity of the first elastic connecting columns and the quantity of the second elastic connecting columns are equal, a first plastic sheet 6.2 is fixed at the end part of the first elastic connecting column, a second plastic sheet 6.6 is fixed at the end part of the second elastic connecting column, a second metal sheet 6.5 is fixed at the second plastic sheet, each first metal sheet is connected with the first conducting wire through a third conducting wire, a plurality of first elastic connecting columns 6.1 and a plurality of second elastic connecting columns are fixed at the end part of the second plastic sheet, each second metal sheet is connected with the first conducting wire through a third conducting wire, and each second plastic sheet 4.4 is connected with the fourth conducting wire through the fourth conducting wire 4. The distance between two adjacent first elastic connecting posts is more than 20 cm. A power supply is connected between the first wire and the second wire, and an indication unit is arranged at the first wire. The indicating unit is an indicating lamp.
A row of first elastic connecting columns and a row of second elastic connecting columns are arranged in the inner layer stainless steel tube, and each first metal sheet faces one second metal sheet; the plastic support column in the inner layer stainless steel tube is made of hard plastic, and the compression-resistant unit and the support unit form compression-resistant effect under normal conditions. The plastic support post is non-breakable. Therefore, the first metal sheet and the second metal sheet can not be contacted, and the indicator lamp can not be lightened. When the cable is excessively extruded, the plastic support column is broken, and the first metal sheet and the second metal sheet are contacted, so that a user knows that the extrusion is excessively performed inside the cable. The cable is likely to be damaged. Reminding the user to replace the cable, etc. Of course, besides the way of using the indicator lamp, the current at the first wire can be detected, so that more information can be obtained, and whether the first metal sheet and the second metal sheet are in contact or not, and even about how much of the first metal sheet and the second metal sheet are in contact, can be known.
While the application 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 therein without departing from the scope of the application as defined in the following claims.
Claims (8)
1. The photoelectric composite load-bearing detection cable for the exploitation of the combustible ice is characterized by sequentially comprising an outer protective sleeve, an outer armor layer and an outer insulating layer from outside to inside, wherein an outer stainless steel pipe is arranged in the outer insulating layer, a plurality of compression-resistant units are connected between the outer stainless steel pipe and the outer insulating layer, each compression-resistant unit comprises a first connecting part connected with the outer insulating layer, a second connecting part connected with the outer stainless steel pipe and a buffer pipe connected between the first connecting part and the second connecting part, the space between the outer insulating layer and the outer stainless steel pipe is divided into a plurality of compression-resistant rope accommodating spaces by the compression-resistant units, each compression-resistant rope accommodating space is internally provided with one compression-resistant rope, and the compression-resistant rope accommodating space is internally provided with an elastic ball; the outer stainless steel tube is internally provided with an inner stainless steel tube, a plurality of supporting units are connected between the outer stainless steel tube and the inner stainless steel tube, each supporting unit comprises a first arc-shaped unit, a second arc-shaped unit and a third connecting part, the cross section of each first arc-shaped unit is arc-shaped, the cross section of each second arc-shaped unit is arc-shaped, the third connecting part is connected between the corresponding first arc-shaped unit and the corresponding second arc-shaped unit, an optical unit and an electrical unit are arranged between the outer stainless steel tube and the corresponding inner stainless steel tube, each optical unit comprises an optical fiber protecting sleeve and a plurality of optical fibers which are positioned in the optical fiber protecting sleeve, and each electrical unit sequentially comprises an inner protecting sleeve, an inner armor layer, a shielding layer, an inner insulating layer and a conductor from outside to inside; the inner layer stainless steel tube is internally fixed with a first segmentation unit with an arc-shaped cross section and a second segmentation unit with an arc-shaped cross section, a first wire is arranged between the first segmentation unit and the inner layer stainless steel tube, a first insulating layer is arranged outside the first wire, a second wire is arranged between the second segmentation unit and the inner layer stainless steel tube, a second insulating layer is arranged outside the second wire, a plurality of first elastic connecting columns and a plurality of second elastic connecting columns are fixed in the inner layer stainless steel tube, the number of the first elastic connecting columns and the number of the second elastic connecting columns are equal, a first plastic sheet is fixed at the end part of the first elastic connecting column, a first metal sheet is fixed at the first plastic sheet, a second metal sheet is fixed at the end part of the second elastic connecting column, each first metal sheet is connected with the first wire through a third wire, a third insulating layer is arranged outside the third wire, each second metal sheet is connected with the second wire through a fourth wire, a fourth insulating layer is arranged outside the fourth wire, and two support columns are connected between each first plastic sheet and each second plastic sheet; a power supply is connected between the first wire and the second wire, and an indication unit is arranged at the first wire.
2. The photoelectric composite load-bearing detection cable for exploitation of combustible ice according to claim 1, wherein the compression-resistant units are 8, and the tensile ropes are 8, 8 compression-resistant units and 8 tensile ropes are alternately arranged at intervals.
3. The photoelectric composite load detection cable for exploitation of combustible ice according to claim 1, wherein the number of the supporting units is 4.
4. The photoelectric composite load detection cable for exploitation of combustible ice according to claim 1, wherein the number of the optical units is equal to or more than 2, and the number of the electrical units is equal to or more than 2; and water-blocking glue is filled between the inner stainless steel tube and the outer stainless steel tube.
5. The photoelectric composite load-bearing detection cable for exploitation of combustible ice according to claim 1, wherein the buffer tube is a rubber tube, and the outer insulating layer and the inner insulating layer are both polyethylene insulating layers; the shielding layer is woven by tinned copper wires.
6. The photoelectric composite load-bearing detection cable for exploitation of combustible ice according to claim 1, wherein the first, second and third connecting parts are each in a sheet shape extending along the length direction of the cable.
7. The photoelectric composite load detection cable for exploitation of combustible ice according to claim 1, wherein a distance between two adjacent first elastic connection posts is more than 20 cm.
8. The photoelectric composite load detection cable for exploitation of combustible ice according to claim 1, wherein the indication unit is an indication lamp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810763914.1A CN109036676B (en) | 2018-07-12 | 2018-07-12 | Photoelectric composite load-bearing detection cable for combustible ice exploitation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810763914.1A CN109036676B (en) | 2018-07-12 | 2018-07-12 | Photoelectric composite load-bearing detection cable for combustible ice exploitation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109036676A CN109036676A (en) | 2018-12-18 |
| CN109036676B true CN109036676B (en) | 2023-12-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810763914.1A Active CN109036676B (en) | 2018-07-12 | 2018-07-12 | Photoelectric composite load-bearing detection cable for combustible ice exploitation |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111508643B (en) * | 2020-04-02 | 2021-05-18 | 江苏昌德嘉电缆有限公司 | Withstand voltage tensile high strength high insulation cable |
| CN114336452A (en) * | 2021-12-24 | 2022-04-12 | 扬州市鸿信线路器材有限公司 | MPP solid wall power cable protection tube of a tub multichannel |
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|---|---|---|---|---|
| CN107068286A (en) * | 2016-12-09 | 2017-08-18 | 晋源电气集团股份有限公司 | A kind of anti-extrusion armouring power transmission cable |
| CN107589500A (en) * | 2017-07-12 | 2018-01-16 | 江苏华能电缆股份有限公司 | A kind of geophysical exploration robot ultra-wideband charge bearing detecting cable |
| CN107665752A (en) * | 2017-08-28 | 2018-02-06 | 晏正香 | A kind of compound water-cooled cable |
| CN107833694A (en) * | 2017-11-24 | 2018-03-23 | 江苏华能电缆股份有限公司 | Oil exploration robot wear-resisting high temperature-proof photoelectricity charge bearing detecting cable against corrosion |
| US9934886B1 (en) * | 2017-06-30 | 2018-04-03 | Chongqing Yufeng Xinxin Wire & Cable Technology Co., Ltd. | Stable and easy-to-install and remove multi-conductive core cable and processing method thereof |
-
2018
- 2018-07-12 CN CN201810763914.1A patent/CN109036676B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107068286A (en) * | 2016-12-09 | 2017-08-18 | 晋源电气集团股份有限公司 | A kind of anti-extrusion armouring power transmission cable |
| US9934886B1 (en) * | 2017-06-30 | 2018-04-03 | Chongqing Yufeng Xinxin Wire & Cable Technology Co., Ltd. | Stable and easy-to-install and remove multi-conductive core cable and processing method thereof |
| CN107589500A (en) * | 2017-07-12 | 2018-01-16 | 江苏华能电缆股份有限公司 | A kind of geophysical exploration robot ultra-wideband charge bearing detecting cable |
| CN107665752A (en) * | 2017-08-28 | 2018-02-06 | 晏正香 | A kind of compound water-cooled cable |
| CN107833694A (en) * | 2017-11-24 | 2018-03-23 | 江苏华能电缆股份有限公司 | Oil exploration robot wear-resisting high temperature-proof photoelectricity charge bearing detecting cable against corrosion |
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| Publication number | Publication date |
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| CN109036676A (en) | 2018-12-18 |
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