CN111354510B - Distributed sensing load-bearing detection cable - Google Patents
Distributed sensing load-bearing detection cable Download PDFInfo
- Publication number
- CN111354510B CN111354510B CN202010092981.2A CN202010092981A CN111354510B CN 111354510 B CN111354510 B CN 111354510B CN 202010092981 A CN202010092981 A CN 202010092981A CN 111354510 B CN111354510 B CN 111354510B
- Authority
- CN
- China
- Prior art keywords
- unit
- cable
- wrapping
- slot
- units
- Prior art date
- 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.)
- Active
Links
Images
Classifications
-
- 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
- H01B7/184—Sheaths comprising grooves, ribs or other projections
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B11/00—Communication cables or conductors
- H01B11/22—Cables including at least one electrical conductor together with optical fibres
-
- 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
Abstract
The invention discloses a distributed sensing load-bearing detection cable which comprises an outer protective layer, an armor layer, a cable unit, an optical cable unit and a framework unit, wherein the cable unit sequentially comprises a flame-retardant layer and a shielding layer from outside to inside; the optical cable unit comprises an inner protection layer and a stainless steel tube from outside to inside, and an optical fiber is arranged in the stainless steel tube; the framework unit is provided with a first wrapping unit used for wrapping the cable unit and a second wrapping unit used for wrapping the cable unit. The load-bearing exploration cable has better compression resistance, torsion resistance and tensile resistance.
Description
Technical Field
The invention relates to the field of cables, in particular to a distributed sensing load-bearing detection cable.
Background
The logging cable is used for logging, perforating, coring and other operations of various oil wells and gas wells, can also be used for water conservancy hydrological measurement, coal field geological exploration, geothermal logging and other aspects, and is a connecting wire for hanging heavy connection and transmitting measurement data between a ground system and an underground instrument. The load-bearing detection cable needs a load-bearing instrument and is used in a severe environment, so that the load-bearing detection cable needs good mechanical performance, tensile resistance, extrusion resistance and torsion resistance, and the interference of current to optical fiber signals is avoided.
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 distributed sensing load-bearing detection cable.
The technical scheme is as follows: a distributed sensing load-bearing detection cable comprises an outer protective layer, an armor layer, a cable unit, an optical cable unit and a framework unit, wherein the cable unit sequentially comprises a flame-retardant layer and a shielding layer from outside to inside, a plurality of cable cores and tensile ropes are arranged in the shielding layer, and each cable core comprises a conductor and an insulating layer covering the conductor; the optical cable unit comprises an inner protection layer and a stainless steel tube from outside to inside, and an optical fiber is arranged in the stainless steel tube; the framework unit is provided with a first wrapping unit for wrapping the cable unit and a second wrapping unit for wrapping the optical cable unit, the first wrapping unit is provided with a first gap, the second wrapping unit is provided with a second gap, the first wrapping unit and the second wrapping unit are fixedly connected, the outer side of the first wrapping unit is provided with two first slot units, the outer side of the second wrapping unit is provided with two second slot units, the two first slot units and the two second slot units are in one-to-one correspondence, a plurality of supporting units are inserted between the corresponding first slot units and the corresponding second slot units of each group, the supporting unit comprises a first inserting sheet inserted into the first slot unit, a second inserting sheet inserted into the second slot unit and a cambered supporting sheet, two ends of the supporting sheet are respectively and fixedly connected with a connecting rod, and the end part of the connecting rod is fixedly provided with a butting sheet; the outer jacket surrounds the armor, and the armor surrounds the first wrapping unit and the second wrapping unit.
Further, a hollow area is formed among the first wrapping unit, the second wrapping unit and the support sheet, and the first wrapping unit is provided with a communication hole for communicating the inner space of the first wrapping unit with the hollow area.
Thereby further increasing heat dissipation performance.
Furthermore, a plurality of supporting units between the first slot unit and the second slot unit corresponding to each group are arranged in a straight line, and two adjacent abutting pieces are abutted with each other; the length of the support sheet of the support unit along the length direction of the cable is equal to the length of the connecting rod along the length direction of the cable.
Thereby reducing the manufacturing material of the supporting unit.
Further, each of the arc-shaped support pieces faces 3 communication holes. Thereby further increasing the heat dissipation effect.
Further, the cross section of the first wrapping unit is arc-shaped, the cross section of the second wrapping unit is arc-shaped, and the first wrapping unit and the second wrapping unit are made of rubber and are integrally formed.
Further, the abutting pieces are circular, and the abutting pieces, the supporting pieces and the connecting rods are all made of plastics and are integrally formed. The plastic is integrally formed, so that the manufacturing cost can be further reduced.
Furthermore, the inner protection layer and the outer protection layer are both made of polyethylene, the conductor is a copper stranded wire, and optical fiber ointment is arranged in the stainless steel pipe.
Furthermore, the armor layer is a steel wire armor layer, and two optical fiber units are wrapped in the second wrapping unit.
Furthermore, the first slot unit extends along the length direction of the cable, and the section of the first slot unit is U-shaped; the second slot unit extends along the length direction of the cable, and the cross section of the second slot unit is U-shaped.
Further, the cable core has 6, and 6 cable cores surround the tensile rope.
Has the advantages that: the load-bearing detection cable is provided with the framework unit, the cable unit and the optical cable unit are separated, so that the mutual influence of the cable unit and the optical cable unit is avoided, and the load-bearing detection cable has better compression resistance, torsion resistance and tensile resistance due to the framework unit and the support sheet.
Drawings
FIG. 1 is a schematic cross-sectional view of a cable;
FIG. 2 is a schematic cross-sectional view of a skeletal unit;
FIG. 3 is a perspective view of a skeletal unit;
fig. 4 is another angle view of fig. 3.
Detailed Description
Reference numerals: 1, an outer protective layer; 2, an armor layer; 3 a first wrapping unit; 3.1 a first slot unit; 3.2 communicating holes; 4 a second wrapping unit; 4.1 a second slot unit; 5 arc-surface support pieces; 5.1 a first insert; 5.2 a second insert; 5.3 connecting rods; 5.4 abutting the sheet; 11.1 flame retardant layer; 11.2 a shielding layer; 11.3 an insulating layer; 11.4 a conductor; 11.5 tensile resistance; 12.1 inner sheath layer; 12.2 stainless steel tubes; 12.3 optical fiber.
A distributed sensing load-bearing detection cable comprises an outer protective layer 1, an armor layer 2, cable units, optical cable units and a framework unit, wherein the cable units sequentially comprise a flame-retardant layer 11.1 and a shielding layer 11.2 from outside to inside, a plurality of cable cores and tensile ropes 11.5 are arranged in the shielding layer, and each cable core comprises a conductor 11.4 and an insulating layer 11.3 covering the conductor 11.4; the optical cable unit comprises an inner sheath 12.1 and a stainless steel tube 12.2 from outside to inside, and optical fibers 12.3 are arranged in the stainless steel tube 12.2; the framework unit is provided with a first wrapping unit 3 used for wrapping the cable unit and a second wrapping unit 4 used for wrapping the cable unit, the first wrapping unit 3 is provided with a first gap, the second wrapping unit 4 is provided with a second gap, the first wrapping unit 3 is fixedly connected with the second wrapping unit 4, the outer side of the first wrapping unit 3 is provided with two first slot units 3.1, the outer side of the second wrapping unit 4 is provided with two second slot units 4.1, the two first slot units 3.1 are in one-to-one correspondence with the two second slot units 4.1, a plurality of supporting units are inserted between each corresponding first slot unit 3.1 and second slot unit 4.1, each supporting unit comprises a first inserting sheet 5.1 inserted into the first slot unit, a second inserting sheet 5.2 inserted into the second slot unit and a cambered surface-shaped supporting sheet 5, two ends of the supporting sheet 5 are respectively and fixedly connected with a connecting rod 5.3, an abutting sheet 5.4 is fixed at the end part of the connecting rod 5.3; the outer protective layer 1 surrounds the armor layer 2, and the armor layer 2 surrounds the first wrapping unit 3 and the second wrapping unit 4.
A hollow area is formed among the first wrapping unit 3, the second wrapping unit 4 and the support sheet 5, and the first wrapping unit 3 is provided with a communication hole for communicating the inner space of the first wrapping unit 3 with the hollow area. A plurality of supporting units between each group of corresponding first slot unit 3.1 and second slot unit 4.1 are arranged in a straight line, and two adjacent abutting pieces 5.4 are abutted with each other; the length of the support sheet 5 of the support unit along the length direction of the cable is equal to the length of the connecting rod along the length direction of the cable. Each of the arc-shaped support pieces 5 faces 3 communicating holes. The section of the first wrapping unit 3 is arc-shaped, the section of the second wrapping unit 4 is arc-shaped, and the first wrapping unit 3 and the second wrapping unit 4 are made of rubber and are integrally formed. The abutting piece 5.4 is circular, and the abutting piece 5.4, the supporting piece 5 and the connecting rod are all made of plastics and are integrally formed. The inner protective layer 12.1 and the outer protective layer 1 are both made of polyethylene, the conductor 11.4 is a copper stranded wire, and optical fiber ointment is arranged in the stainless steel pipe 12.2. The armor layer 2 is a steel wire armor layer, and two optical fiber units are wrapped in the second wrapping unit 4. The first slot unit 3.1 extends along the length direction of the cable, and the section of the first slot unit is U-shaped; the second slot unit 4.1 extends along the length direction of the cable, and the section is U-shaped. The cable core has 6, and 6 cable cores surround the tensile rope.
As shown in the figure, the load-bearing detection cable can effectively conduct and transmit signals, is provided with a plurality of optical fibers, can transmit larger information amount, and has good integral tensile property due to the arrangement of the tensile ropes. And owing to set up the skeleton unit, the skeleton unit is two parcel unit integrated into one piece, and back-to-back integrated into one piece, has increased the mechanical properties of cable on the whole, has increased compressive property and antitorque performance to owing to have the backing sheet between first, two parcel units, the backing sheet is elastic, thereby has further increased resistant extrusion performance. When the cable unit is manufactured, the cable unit and the cable unit are manufactured firstly, then the cable unit and the cable unit are respectively placed in the first wrapping unit and the second wrapping unit, the supporting unit is inserted between the first slot unit and the second slot unit, so that the pressure resistance is improved, in addition, as the two sides of the supporting sheet of the supporting unit are provided with the abutting sheets of the supporting rod, the manufacturing materials of the supporting unit can be saved, in addition, as the hollow units are formed between the first wrapping unit and the supporting sheet, the communication hole can communicate the outer side space of the cable unit with the hollow units, and the heat radiation performance of the cable unit is further improved. Therefore, the overall performance of the load-bearing detection cable is better, and the detection use is more facilitated.
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 (8)
1. The distributed sensing load-bearing detection cable is characterized by comprising an outer protective layer, an armor layer, cable units, optical cable units and a framework unit, wherein the cable units sequentially comprise a flame-retardant layer and a shielding layer from outside to inside, a plurality of cable cores and tensile ropes are arranged in the shielding layer, and each cable core comprises a conductor and an insulating layer covering the conductor; the optical cable unit comprises an inner protection layer and a stainless steel tube from outside to inside, and an optical fiber is arranged in the stainless steel tube; the framework unit is provided with a first wrapping unit for wrapping the cable unit and a second wrapping unit for wrapping the optical cable unit, the first wrapping unit is provided with a first gap, the second wrapping unit is provided with a second gap, the first wrapping unit and the second wrapping unit are fixedly connected, the outer side of the first wrapping unit is provided with two first slot units, the outer side of the second wrapping unit is provided with two second slot units, the two first slot units and the two second slot units are in one-to-one correspondence, a plurality of supporting units are inserted between the corresponding first slot units and the corresponding second slot units of each group, the supporting unit comprises a first inserting sheet inserted into the first slot unit, a second inserting sheet inserted into the second slot unit and a cambered supporting sheet, two ends of the supporting sheet are respectively and fixedly connected with a connecting rod, and the end part of the connecting rod is fixedly provided with a butting sheet; the outer protective layer surrounds the armor layer, and the armor layer surrounds the first wrapping unit and the second wrapping unit; a hollow area is formed among the first wrapping unit, the second wrapping unit and the support sheet, and the first wrapping unit is provided with a communication hole for communicating the inner space of the first wrapping unit with the hollow area; a plurality of supporting units between each group of corresponding first slot unit and second slot unit are arranged in a straight line, and two adjacent abutting pieces are abutted with each other; the length of the support sheet of the support unit along the length direction of the cable is equal to the length of the connecting rod along the length direction of the cable.
2. The distributed sensing load-bearing probing cable of claim 1 wherein each arc-shaped support piece faces 3 communication holes.
3. The distributed sensing load-bearing detection cable according to claim 1, wherein the first wrapping unit has an arc-shaped cross section, the second wrapping unit has an arc-shaped cross section, and the first wrapping unit and the second wrapping unit are made of rubber and are integrally formed.
4. The distributed sensing load-bearing detection cable of claim 1, wherein the contact piece is circular, and the contact piece, the support piece and the connection rod are all made of plastic and are integrally formed.
5. The distributed sensing load bearing detection cable of claim 1, wherein the inner sheath and the outer sheath are made of polyethylene, the conductor is a copper stranded wire, and the stainless steel tube has a fiber cement therein.
6. The distributed sensing load-bearing detection cable of claim 1, wherein the armor is a steel wire armor, and two optical fiber units are wrapped in the second wrapping unit.
7. The distributed sensing load-bearing detection cable of claim 1, wherein the first slot unit extends along a length direction of the cable and has a U-shaped cross section; the second slot unit extends along the length direction of the cable, and the cross section of the second slot unit is U-shaped.
8. The distributed sensing load-bearing probe cable of claim 1, wherein the core has 6 cores, and wherein 6 cores surround the tensile strand.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010092981.2A CN111354510B (en) | 2020-02-14 | 2020-02-14 | Distributed sensing load-bearing detection cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010092981.2A CN111354510B (en) | 2020-02-14 | 2020-02-14 | Distributed sensing load-bearing detection cable |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111354510A CN111354510A (en) | 2020-06-30 |
| CN111354510B true CN111354510B (en) | 2021-08-03 |
Family
ID=71195736
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010092981.2A Active CN111354510B (en) | 2020-02-14 | 2020-02-14 | Distributed sensing load-bearing detection cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111354510B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022016496A1 (en) * | 2020-07-24 | 2022-01-27 | 江苏华能电缆股份有限公司 | Distributed sensing load bearable detective cable |
| CN113031177B (en) * | 2021-02-20 | 2022-06-21 | 江苏新华能电缆有限公司 | Super-sealed distributed optical fiber load-bearing detection cable |
| CN113206491B (en) * | 2021-05-17 | 2022-03-29 | 新疆胡杨线缆制造有限公司 | Cable with improved insulation |
| CN114023502B (en) * | 2021-12-24 | 2022-09-13 | 扬州市金阳光电缆有限公司 | Halogen-free low-smoke B1-grade flame-retardant fire-resistant shielding type control cable |
| CN114530284B (en) * | 2021-12-30 | 2023-10-03 | 江苏恒辉电气有限公司 | High-flame-retardance high-insulativity fireproof cable |
| CN115083683B (en) * | 2022-07-01 | 2023-08-15 | 扬州市金鑫电缆有限公司 | Watertight gravity armored dragging cable |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101866712A (en) * | 2010-05-25 | 2010-10-20 | 扬州恒辉电缆有限公司 | Sensor cable for underwater detection |
| CN204720236U (en) * | 2015-06-01 | 2015-10-21 | 当涂县科辉商贸有限公司 | A kind of PVC insulated power cable |
| CN106558357A (en) * | 2017-01-05 | 2017-04-05 | 南通沃特光电科技有限公司 | A kind of flexible cable of compressive resistance |
| CN206340370U (en) * | 2016-12-22 | 2017-07-18 | 上海缆胜特种电缆有限公司 | A kind of anti-seawater detection cable |
| CN206388539U (en) * | 2017-01-19 | 2017-08-08 | 天长市徽宁电器仪表厂 | A kind of tensile type antinoise signal interference pressure gauge special load detection cable |
| CN108919441A (en) * | 2018-07-03 | 2018-11-30 | 佛山市易轩软件科技有限公司 | A kind of high density resistance to compression fiber bundle optical cable with heat dissipation effect |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BR112014021920B1 (en) * | 2012-03-05 | 2021-03-02 | Prysmian S.P.A. | methods for monitoring a twisted state of an electrical cable, and for making an electrical cable, and, electrical cable |
-
2020
- 2020-02-14 CN CN202010092981.2A patent/CN111354510B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101866712A (en) * | 2010-05-25 | 2010-10-20 | 扬州恒辉电缆有限公司 | Sensor cable for underwater detection |
| CN204720236U (en) * | 2015-06-01 | 2015-10-21 | 当涂县科辉商贸有限公司 | A kind of PVC insulated power cable |
| CN206340370U (en) * | 2016-12-22 | 2017-07-18 | 上海缆胜特种电缆有限公司 | A kind of anti-seawater detection cable |
| CN106558357A (en) * | 2017-01-05 | 2017-04-05 | 南通沃特光电科技有限公司 | A kind of flexible cable of compressive resistance |
| CN206388539U (en) * | 2017-01-19 | 2017-08-08 | 天长市徽宁电器仪表厂 | A kind of tensile type antinoise signal interference pressure gauge special load detection cable |
| CN108919441A (en) * | 2018-07-03 | 2018-11-30 | 佛山市易轩软件科技有限公司 | A kind of high density resistance to compression fiber bundle optical cable with heat dissipation effect |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111354510A (en) | 2020-06-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111354510B (en) | Distributed sensing load-bearing detection cable | |
| US10062476B2 (en) | High power opto-electrical cable with multiple power and telemetry paths | |
| US7541543B2 (en) | Cables | |
| US7313304B2 (en) | Locatable dielectric optical fiber cable having easily removable locating element | |
| US20070188346A1 (en) | Bandwidth Wireline Data Transmission System and Method | |
| GB2362499A (en) | A flexible electrical wireline cable | |
| WO2022016496A1 (en) | Distributed sensing load bearable detective cable | |
| CN101499330B (en) | Cable | |
| WO2008132637A1 (en) | Bend insensitive opto-electrical cables with improved fatigue life | |
| CN109036676B (en) | Photoelectric composite load-bearing detection cable for combustible ice exploitation | |
| CN217847514U (en) | Well logging cable for compensated neutron instrument | |
| CN216562518U (en) | High spatial resolution identical weak optical fiber sensing detection cable | |
| CN109545471B (en) | Optical fiber load-bearing detection cable based on microseismic monitoring transverse wave sensitization sensing | |
| CN108878041B (en) | Load-bearing detection cable for intelligent measuring instrument and meter | |
| WO2006102323A2 (en) | Improved bandwidth wireline data transmission system and method | |
| CN209525970U (en) | Based on micro seismic monitoring shear wave enhanced sensitivity sensor fibre charge bearing detecting cable | |
| CN114779421A (en) | Thermal shock resistant high-voltage resistant optical cable | |
| CN211786257U (en) | Load-bearing detection ribbon optical cable for intelligent oil field | |
| CN113031177B (en) | Super-sealed distributed optical fiber load-bearing detection cable | |
| CN209297778U (en) | Fibre Optical Sensor composite cable for mine monitoring | |
| CN111243791A (en) | High-sealing load-bearing detection cable | |
| CN212989725U (en) | Oil-resistant and wear-resistant environment-friendly mining photoelectric hybrid optical cable | |
| CN214752985U (en) | Wisdom is load-bearing exploration cable for oil field | |
| US20190221334A1 (en) | Downhole logging cables with core conductor and optical units | |
| CN211628722U (en) | Dustproof coal bed gas exploration logging cable |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211129 Address after: 225600 Chengnan economic and Technological Development Zone, Gaoyou City, Yangzhou City, Jiangsu Province Patentee after: JIANGSU HUANENG CABLE Co.,Ltd. Patentee after: North China branch of CNPC logging Co., Ltd Address before: 225600 Chengnan economic and Technological Development Zone, Gaoyou City, Yangzhou City, Jiangsu Province Patentee before: JIANGSU HUANENG CABLE Co.,Ltd. |