CN112309615A - Bending-resistant and abrasion-resistant integrated towline cable - Google Patents
Bending-resistant and abrasion-resistant integrated towline cable Download PDFInfo
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- CN112309615A CN112309615A CN202011168669.3A CN202011168669A CN112309615A CN 112309615 A CN112309615 A CN 112309615A CN 202011168669 A CN202011168669 A CN 202011168669A CN 112309615 A CN112309615 A CN 112309615A
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- 238000005452 bending Methods 0.000 title claims abstract description 31
- 238000005299 abrasion Methods 0.000 title claims description 16
- 239000004020 conductor Substances 0.000 claims abstract description 41
- 239000000463 material Substances 0.000 claims abstract description 9
- HQQADJVZYDDRJT-UHFFFAOYSA-N ethene;prop-1-ene Chemical group C=C.CC=C HQQADJVZYDDRJT-UHFFFAOYSA-N 0.000 claims abstract description 8
- 229920002635 polyurethane Polymers 0.000 claims abstract description 8
- 239000004814 polyurethane Substances 0.000 claims abstract description 8
- 238000009941 weaving Methods 0.000 claims description 22
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 18
- 229910052802 copper Inorganic materials 0.000 claims description 18
- 239000010949 copper Substances 0.000 claims description 18
- 239000004812 Fluorinated ethylene propylene Substances 0.000 claims description 7
- 229920009441 perflouroethylene propylene Polymers 0.000 claims description 7
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 239000011810 insulating material Substances 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 2
- 239000002131 composite material Substances 0.000 claims 2
- 241001391944 Commicarpus scandens Species 0.000 abstract description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229920000915 polyvinyl chloride Polymers 0.000 description 2
- 239000004800 polyvinyl chloride Substances 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
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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
- H01B7/0009—Details relating to the conductive cores
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
- H01B3/18—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances
- H01B3/30—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes
- H01B3/44—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes vinyl resins; acrylic resins
- H01B3/443—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes vinyl resins; acrylic resins from vinylhalogenides or other halogenoethylenic compounds
- H01B3/445—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes vinyl resins; acrylic resins from vinylhalogenides or other halogenoethylenic compounds from vinylfluorides or other fluoroethylenic compounds
-
- 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
- H01B7/0045—Cable-harnesses
-
- 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
- H01B7/02—Disposition of insulation
-
- 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
-
- 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
-
- 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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- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Insulated Conductors (AREA)
Abstract
The invention discloses a bending-resistant and dragging-resistant comprehensive towline cable, which comprises an intermediate cable core, a belting layer, a total shielding layer and a sheath, wherein the intermediate cable core is formed by twisting a plurality of cable cores without torsion, the intermediate cable core comprises a signal cable core, a control cable core and a power supply cable core, the cable core conductors are tightly twisted, the inner layer pitch diameter ratio is not more than 16 times, the outer layer pitch diameter ratio is not more than 12, the insulating layer of the cable cores adopts polyfluorinated ethylene propylene, the cable cores have bending-resistant capability and are not easy to break and close and crack, the sheath adopts a polyurethane material, the bending-resistant and dragging-resistant performance of the whole cable can be enhanced, and the whole cable is not easy to wear; meanwhile, the cable core of the cable can complete multi-center information and energy transfer, has strong comprehensive application performance and is suitable for various towline moving places.
Description
Technical Field
The invention relates to the technical field of cables, in particular to a bending-resistant and abrasion-resistant comprehensive towline cable.
Background
In the occasion that the equipment unit needs to move back and forth, in order to prevent the cable from tangling, wearing, pulling off, hanging and scattering, the cable is usually put into a cable drag chain to form protection for the cable, and the cable can also move back and forth along with the drag chain, the high-flexibility special cable which can move back and forth along with the drag chain without being worn is called a drag chain cable, and the drag chain cable is mainly applied to industrial electronic systems, automatic production lines, storage equipment, robots, fire fighting systems, cranes, numerical control machines and metallurgical industry.
At present, the following situations exist in common towline cables: 1. conductors adopted by common products are not tightly twisted, and cores are easily broken in a drag chain system; 2. the common product adopts a polyvinyl chloride material as insulation, and is easy to crack in a drag chain system; 3. the common product adopts a polyvinyl chloride material as a sheath, so that the common product is easy to wear in a drag chain system; 4. the common product has single function of the insulated wire core.
Disclosure of Invention
The invention aims to solve the problems in the prior art, and provides a bending-resistant and abrasion-resistant comprehensive towline cable, which improves the bending resistance, abrasion resistance and comprehensive applicability of the towline cable.
In order to achieve the purpose, the invention adopts the following technical scheme:
a bending-resistant and abrasion-resistant comprehensive towline cable comprises a middle cable core, a belting layer, a total shielding layer and a sheath.
Specifically, the middle cable core is stranded by many sinle silks and does not turn round and become the cable, and wherein the sinle silk includes that the middle cable core includes signal sinle silk, control sinle silk and power sinle silk. The outermost layer of the middle cable core is twisted in the right direction, the inner layer twisting pitch diameter ratio is not more than 12 times, and the outer layer twisting pitch diameter ratio is not more than 10 times.
Further, the wire core comprises a conductor and an insulating layer wrapped on the surface of the conductor;
the conductor is formed by twisting a plurality of tinned copper wires, the inner layer pitch diameter ratio is not more than 16 times, the outer layer pitch diameter ratio is not more than 12 times, the inner layer twisting direction is a right direction, and the outer layer twisting direction is a left direction.
Preferably, the conductor structure of the signal wire core is 19/0.12mm, and the radial area of the conductor structure is 0.2mm2(ii) a The conductor structure of the control wire core is 19/0.12mm, and the radial area of the control wire core is 0.2mm2(ii) a The conductor structure of the power supply wire core is 19/0.16mm, and the radial area of the conductor structure is 0.35mm2。
Preferably, the material of the insulating layer is fluorinated ethylene propylene, the average thickness of the insulating layer is not less than the nominal thickness, and the concentricity is not less than 80%. Preferably, the nominal thickness of the insulating layer of the signal wire core in the invention is 0.60mm, the nominal thickness of the insulating layer of the control wire core is 0.25mm, and the nominal thickness of the insulating layer of the power supply wire core is 0.30 mm.
Furthermore, the outside of the insulating layer of the signal wire core is provided with a sub-shielding layer, the sub-shielding layer is formed by weaving 0.10mm tinned copper wires, and the weaving density is not less than 85%.
Furthermore, a non-hygroscopic wrapping layer is wrapped outside the middle cable core in an overlapping mode, and the wrapping overlapping rate is not less than 20%.
Furthermore, the total shielding layer wraps the outer portion of the belting layer, the shielding layer is formed by weaving 0.15mm tinned copper wires, and the weaving density is not less than 85%.
Further, the sheath is wrapped outside the total shielding layer, and the sheath is made of polyurethane.
The invention also provides a preparation method of the bending-resistant and abrasion-resistant comprehensive towline cable, which comprises the following steps:
s1: processing the wire core in the middle cable core to respectively obtain a signal wire core, a control wire core and a power supply wire core;
s2: cabling the cable core, namely, performing non-twisting on the signal cable core, the control cable core and the power supply cable core to form a cable, wherein the twisting direction of the outermost layer is the right direction, the inner layer twisting pitch diameter ratio is not more than 12 times, and the outer layer twisting pitch diameter ratio is not more than 10 times;
s3: overlapping and wrapping a non-hygroscopic wrapping tape outside the cable core to form a wrapping tape layer, wherein the wrapping overlapping rate is not less than 20%;
s4: weaving 0.15mm tinned copper wires outside the belting layer to form a total shielding layer, wherein the weaving density is not less than 85%;
s5: and extruding a polyurethane material outside the total shielding layer to form a sheath, wherein the nominal thickness of the sheath is 1.20mm, and the thickness of the thinnest point of the sheath is not less than 85-83% of the nominal thickness.
Wherein the wire core processing in the step S1 includes the steps of:
a1: stranding a plurality of tinned copper wires to form a conductor of a signal wire core, a conductor of a control wire core and a conductor of a power supply wire core respectively;
a2, extruding and coating an insulating material fluorinated ethylene propylene on the outer part of a conductor of a wire core to form an insulating layer, wherein the nominal thickness of the insulating layer of the signal wire core is 0.60mm, the nominal thickness of the insulating layer of the control wire core is 0.25mm, and the nominal thickness of the insulating layer of the power supply wire core is 0.30 mm;
a3, weaving 0.10mm tinned copper wires outside the insulating layer of the signal wire core to form a sub-shield, wherein the weaving density is not less than 85%.
The invention has the beneficial effects that:
1. in the middle cable core of the drag chain cable, the cable core conductors are tightly twisted, the inner layer pitch diameter ratio is not more than 16 times, and the outer layer pitch diameter ratio is not more than 12, so that the bending resistance of the conductors can be enhanced, and the core is not easy to break.
2. In the middle cable core of the towline cable, the insulating layer of the wire core is extruded and coated on the conductor by Fluorinated Ethylene Propylene (FEP), so that the tensile and bending resistance of the insulating wire core can be enhanced, and the insulating wire core is not easy to crack.
3. The sheath of the comprehensive towline cable is wrapped on the shielding layer by adopting a polyurethane (TPU) material in an extruding way, so that the bending resistance and the towline resistance of the whole cable can be enhanced, and the cable is not easy to be worn.
4. The cable core of the towline cable is formed by combining the power supply wire core, the signal wire core and the control wire core, and has comprehensive functions of transmitting electric energy and transmitting information.
In conclusion, the towline cable disclosed by the invention is simple in structure, high in bending resistance and abrasion resistance, and greatly prolonged in service life; meanwhile, the cable core of the cable can complete multi-center information and energy transfer, has strong comprehensive application performance and is suitable for various towline moving places.
Drawings
FIG. 1 is a schematic structural view of the bending-resistant and abrasion-resistant integrated towline cable;
fig. 2 is a preparation step diagram of the bending-resistant and abrasion-resistant integrated towline cable.
In the figure: 1. a middle cable core; 2. a belting layer; 3. a total shielding layer; 4. a sheath; 11. a signal wire core; 12. a control wire core; 13. a power supply wire core; 14. and (5) separating the shielding layer.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1, the bending-resistant and abrasion-resistant comprehensive towline cable comprises a middle cable core 1, a belting layer 2, a total shielding layer 3 and a sheath 4.
Specifically, middle cable core 1 is by many sinle silks zero twist stranding cable, and wherein the sinle silk includes that middle cable core 1 includes signal sinle silk 11, control sinle silk 12 and power sinle silk 13, and middle cable core 1 is formed by the combination of multiple sinle silk, has had the comprehensive function of transmission electric energy, transmission information. The outermost layer of the middle cable core 1 is twisted in the right direction, the inner layer twisting pitch diameter ratio is not more than 12 times, and the outer layer twisting pitch diameter ratio is not more than 10 times.
In this embodiment, the core includes a conductor and an insulating layer covering the surface of the conductor.
Furthermore, the conductor is formed by twisting a plurality of strands of tinned copper wires, the twisting direction of the inner layer is rightward, and the twisting direction of the outer layer is leftward. Wherein, the inner layer pitch diameter ratio is not more than 16 times, and the outer layer pitch diameter ratio is not more than 12 times, which can enhance the bending resistance of the conductor and lead the conductor not to be easy to break.
In this embodiment, the conductor structure of the signal wire core 11 is 19/0.12mm, and the radial area thereof is 0.2mm2(ii) a The conductor structure of the control wire core 12 is 19/0.12mm, and the radial area of the conductor structure is 0.2mm2(ii) a The conductor structure of the power supply wire core 13 is 19/0.16mm, and the radial area of the conductor structure is 0.35mm2。
In the embodiment, the insulating layer is made of fluorinated ethylene propylene, so that the tensile and bending resistance of the insulating wire core can be enhanced, and the insulating wire core is not easy to crack. The average thickness of the insulating layer is not less than the nominal thickness, and the concentricity is not less than 80%. In this embodiment, the nominal thickness of the insulating layer of the signal wire core 11 is 0.60mm, the nominal thickness of the insulating layer of the control wire core 12 is 0.25mm, and the nominal thickness of the insulating layer of the power wire core 13 is 0.30 mm.
In this embodiment, the signal wire core 11 is red, blue and green, and the control wire core 12 is natural; the power core 13 is red and black in color.
Furthermore, a sub-shielding layer 14 is arranged outside an insulating layer of the signal wire core 11, the sub-shielding layer 14 is formed by weaving 0.10mm tinned copper wires, and the weaving density is not less than 85%.
Further, a non-hygroscopic wrapping layer 2 is wrapped outside the middle cable core 1 in an overlapping mode, and the wrapping overlapping rate is not less than 20%.
Further, the total shielding layer 3 is wrapped outside the belting layer 2, the shielding layer 3 is formed by weaving 0.15mm tinned copper wires, and the weaving density is not less than 85%.
Further, the sheath 4 wraps the outer portion of the total shielding layer 3, the sheath 4 is made of polyurethane, and bending resistance and drag-wear resistance of the whole cable can be enhanced, so that the cable is not easily worn.
Referring to fig. 2, in this embodiment, a method for manufacturing the bending-resistant and abrasion-resistant integrated towline cable is further provided, which specifically includes the following steps:
s1: processing the core in the middle cable core to respectively obtain a signal core 11, a control core 12 and a power core 13;
wherein the wire core processing in the step S1 includes the steps of:
a1: stranding a plurality of tinned copper wires to form a conductor of the signal wire core 11, a conductor of the control wire core 12 and a conductor of the power supply wire core 13 respectively;
a2, extruding and coating an insulating material fluorinated ethylene propylene on the outer part of a conductor of a wire core to form an insulating layer, wherein the nominal thickness of the insulating layer of a signal wire core 11 is 0.60mm, the nominal thickness of the insulating layer of a control wire core 12 is 0.25mm, and the nominal thickness of the insulating layer of a power supply wire core 13 is 0.30 mm;
a3, weaving 0.10mm tinned copper wires outside the insulating layer of the signal wire core 11 to form the sub-shield 12, wherein the weaving density is not less than 85%.
S2: the cable core is cabled, the signal cable core 11, the control cable core 12 and the power supply cable core 13 are combined into a cable without twisting, the twisting direction of the outermost layer is the right direction, the inner layer twisting pitch diameter ratio is not more than 12 times, and the outer layer twisting pitch diameter ratio is not more than 10 times.
S3: and a non-hygroscopic wrapping tape is lapped and wound outside the cable core to form a wrapping tape layer 2, and the lapping overlapping rate is not less than 20%.
S4: and a total shielding layer 3 is woven by adopting 0.15mm tinned copper wires outside the belting layer 2, and the weaving density is not less than 85%.
S5: and (2) extruding a polyurethane material to wrap the outer part of the total shielding layer 3 to form a sheath 4, wherein the nominal thickness of the sheath is 1.20mm, the maximum outer diameter of the finished cable is 13.00mm, the average thickness of the sheath 4 is not less than the nominal thickness, and the thickness of the thinnest point of the sheath is not less than 85-83% of the nominal thickness.
The towline cable in the embodiment has a simple structure, high bending resistance and high dragging abrasion resistance, and the service life is greatly prolonged; meanwhile, the cable core of the cable can complete multi-center information and energy transfer, has strong comprehensive application performance and is suitable for various towline moving places.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (9)
1. The bending-resistant and abrasion-resistant integrated towline cable is characterized by comprising a middle cable core (1), a belting layer (2), a total shielding layer (3) and a sheath (4), wherein the middle cable core (1) is formed by twisting a plurality of cable cores in a non-twisting manner, the outermost layer is twisted in the right direction, the inner layer twisting pitch diameter ratio is not more than 12 times, and the outer layer twisting pitch diameter ratio is not more than 10 times;
the middle cable core (1) comprises a signal wire core (11), a control wire core (12) and a power supply wire core (13).
2. The bending-resistant and pulling-resistant composite towline cable of claim 1, wherein the wire core comprises a conductor and an insulating layer wrapped on the surface of the conductor;
the conductor is formed by twisting a plurality of strands of tinned copper wires, the inner layer pitch diameter ratio is not more than 16 times, the outer layer pitch diameter ratio is not more than 12 times, the twisting direction of the inner layer is in the right direction, and the twisting direction of the outer layer is in the left direction;
the insulating layer is made of polyperfluorinated ethylene propylene.
3. The bending-resistant and pulling-resistant integrated towline cable of claim 2, wherein the conductor structure of the signal wire core (11) is 19/0.12mm, and the radial area of the signal wire core (11) is 0.2mm2；
The conductor structure of the control wire core (12) is 19/0.12mm, and the radial area of the control wire core (12) is 0.2mm2；
The conductor structure of the power supply wire core (13) is 19/0.16mm, and the radial area of the control wire core (12) is 0.35mm2。
4. The bending-resistant and pulling-resistant integrated towline cable according to claim 2 or 3, characterized in that a partial shielding layer (14) is arranged outside an insulating layer of the signal wire core (11), the partial shielding layer (14) is formed by weaving 0.10mm tinned copper wires, and the weaving density of the partial shielding layer (14) is not less than 85%.
5. The bending-resistant and abrasion-resistant composite towline cable according to claim 1, wherein the middle cable core (1) is externally lapped and wrapped with a non-hygroscopic wrapping layer (2), and the lapping overlapping rate of the wrapping layer (2) is not less than 20%.
6. The bending-resistant and dragging-resistant comprehensive towline cable according to claim 1 or 5, characterized in that the total shielding layer (3) is wrapped outside the wrapping tape layer (2), the shielding layer (3) is woven by 0.15mm tinned copper wires, and the weaving density of the total shielding layer (3) is not less than 85%.
7. The bending-resistant and dragging-resistant integrated towline cable according to claim 6, wherein the sheath (4) is wrapped outside the total shielding layer (3), and the material of the sheath (4) is polyurethane.
8. The preparation method of the bending-resistant and abrasion-resistant comprehensive towline cable based on claim 6 is characterized by comprising the following steps:
s1: processing the wire core in the middle cable core to respectively obtain a signal wire core (11), a control wire core (12) and a power supply wire core (13);
s2: cabling the cable core, namely, performing non-twisting on the signal cable core (11), the control cable core (12) and the power supply cable core (13) to form a cable, wherein the twisting direction of the outermost layer is the right direction, the inner layer twisting pitch diameter ratio is not more than 12 times, and the outer layer twisting pitch diameter ratio is not more than 10 times;
s3: a non-hygroscopic wrapping tape is lapped and wound outside the cable core to form a wrapping tape layer (2), and the lapping overlapping rate of the wrapping tape layer is not less than 20%;
s4: weaving 0.15mm tinned copper wires outside the belting layer (2) to form a total shielding layer (3), wherein the weaving density is not less than 85%;
s5: and (3) extruding a polyurethane material to the outside of the total shielding layer (3) to form a sheath (4), wherein the nominal thickness of the sheath is 1.20mm, and the thickness of the thinnest point of the sheath is not less than 85-83% of the nominal thickness.
9. The method for preparing the bending-resistant and pulling-resistant integrated towline cable according to claim 8, wherein the step S1 is that the wire core processing comprises the following steps:
a1: stranding a plurality of strands of tinned copper wires to form a conductor of a signal wire core (11), a conductor of a control wire core (12) and a conductor of a power supply wire core (13) respectively;
a2, extruding and coating an insulating material fluorinated ethylene propylene on the outer part of a conductor of a wire core to form an insulating layer, wherein the nominal thickness of the insulating layer of a signal wire core (11) is 0.60mm, the nominal thickness of the insulating layer of a control wire core (12) is 0.25mm, and the nominal thickness of the insulating layer of a power supply wire core (13) is 0.30 mm;
a3, weaving 0.10mm tinned copper wires outside the insulating layer of the signal wire core (11) to form a sub-shield (12), wherein the weaving density is not less than 85%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011168669.3A CN112309615A (en) | 2020-10-28 | 2020-10-28 | Bending-resistant and abrasion-resistant integrated towline cable |
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| CN202011168669.3A CN112309615A (en) | 2020-10-28 | 2020-10-28 | Bending-resistant and abrasion-resistant integrated towline cable |
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| CN109712748A (en) * | 2018-11-07 | 2019-05-03 | 安徽宏源特种电缆集团有限公司 | Watertight data communication pulls composite cable and its production method |
| CN109961888A (en) * | 2017-12-14 | 2019-07-02 | 湖南华菱线缆股份有限公司 | A kind of cable, unmasked type and shield type microseism detection cable and preparation method thereof |
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2020
- 2020-10-28 CN CN202011168669.3A patent/CN112309615A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202258456U (en) * | 2011-11-04 | 2012-05-30 | 安徽新亚特电缆集团有限公司 | Flexible cable used for novel tensile coal mining machine |
| CN205959643U (en) * | 2016-06-03 | 2017-02-15 | 湖南华菱线缆股份有限公司 | Low temperature resistant flexible cable that drags |
| CN106876001A (en) * | 2017-04-24 | 2017-06-20 | 河北华通线缆集团股份有限公司 | A kind of Double-layer flame-retardant humidity environmental communication cable and its production technology |
| CN109961888A (en) * | 2017-12-14 | 2019-07-02 | 湖南华菱线缆股份有限公司 | A kind of cable, unmasked type and shield type microseism detection cable and preparation method thereof |
| CN208351998U (en) * | 2018-04-16 | 2019-01-08 | 天津亨特尔线缆有限公司 | A kind of oil resistant drag chain sensor cable |
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Application publication date: 20210202 |
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