CN105825915A - Automatic submerged arc welding machine high-temperature-resistant flexible cable - Google Patents
Automatic submerged arc welding machine high-temperature-resistant flexible cable Download PDFInfo
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- CN105825915A CN105825915A CN201610197712.6A CN201610197712A CN105825915A CN 105825915 A CN105825915 A CN 105825915A CN 201610197712 A CN201610197712 A CN 201610197712A CN 105825915 A CN105825915 A CN 105825915A
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- 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
- H01B3/441—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 alkenes
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- 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
- H01B3/28—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances natural or synthetic rubbers
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- 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
- H01B3/307—Other macromolecular 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
- H01B7/17—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
- H01B7/182—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring comprising synthetic filaments
- H01B7/183—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring comprising synthetic filaments forming part of an outer sheath
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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
- H01B7/1855—Sheaths comprising helical wrapped non-metallic layers
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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
- H01B7/28—Protection against damage caused by moisture, corrosion, chemical attack or weather
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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
- H01B7/29—Protection against damage caused by extremes of temperature or by flame
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
Abstract
The invention discloses an automatic submerged arc welding machine high-temperature-resistant flexible cable. The automatic submerged arc welding machine high-temperature-resistant flexible cable comprises a cable core and a sheath. The cable core comprises a plurality of insulation cores and filler ropes. For each insulation core, the insulation core comprises a conductor, the conductor is externally provided with a ceramic fireproof fire-resistant composite band, the ceramic fireproof fire-resistant composite band is externally provided with an insulation layer made of a silicon rubber material, the insulation layer is externally provided with a composite insulation shielding layer, the composite insulation shielding layer is externally provided with a lubricating layer, the lubricating layer employs a talcum powder thin layer, and the lubricating layer is externally provided with a flame-retardant wrapping layer. The cable core is externally provided with a high-temperature fiber yarn layer, and the high-temperature fiber yarn layer is of a structure formed by superposing and spirally and sparsely winding two layers, the winding directions of the two layers being opposite. The high-temperature fiber yarn layer is externally provided with an inner sheath layer made of a silica gel material, the inner sheath layer is externally provided with an aluminum sheath, and the aluminum sheath is externally provided with a low-smoke halogen-free crosslinking polyolefin oversheath. The automatic submerged arc welding machine high-temperature-resistant flexible cable has such high properties as high temperature resistance, flexibility, high flame retardance and the like, is adapted to be frequently moved without fractures, is tensile and is scald-resistant.
Description
Technical field
The present invention relates to a kind of cable, be specifically related to a kind of high temperature resistant flexible cable for automatic submerged arc welding.
Background technology
Continuous progress along with science and technology, welding equipment technique development in recent years is rapid, automatic submerged arc welding machine is used widely in a lot of industries, such as heavy industry such as oil, chemical industry, iron and steel, metallurgy, thus drives the demand of automatic submerged arc welding machine private cable the most constantly to increase.The working environment of automatic submerged arc welding machine private cable becomes increasingly complex, it is desirable to high temperature resistant, antioxidation, softness, suitable the most easily broken the most mobile, tension, anti-scald etc., but existing cable can not meet needs.
The Chinese invention patent that date of publication is CN104681178A, date of publication is on June 3rd, 2015 discloses a kind of high temperature-resistant cable; it includes some composition cable cores and extrusion molding belting layer outside conductor wire core; screen layer, insulating barrier and PVC rubber protecting jacket it is enclosed with the most successively outside belting layer; side outside described screen layer is additionally provided with thermal insulation layer; wrapping up one layer of fireprotection layer between described insulating barrier and described PVC rubber protecting jacket, described fireprotection layer is that the most circumscribed circular fire guard is arranged successively and formed by some cross sections.Fire guard is made up of the organosilicon and polrvinyl chloride adding Muscovitum；Described thermal insulation layer is the glass fibre containing graphite granule；Described screen layer is that the annealed Al-alloy braiding of electroplating surfaces with tin forms.Use the cable of said structure, although work under 150 DEG C of high temperature 4 hours, but cable is flexible not, it is impossible to meet the use demand of automatic submerged arc welding machine.
Date of publication is CN103730197A, date of publication is that the Chinese invention patent on April 16th, 2014 discloses a kind of flexible cable, including copper core stranded conductor, in the outside of copper core stranded conductor, insulating barrier is set, copper core stranded conductor and insulating barrier constitute insulated wire cores, many insulated wire cores are twisted into cable core, gap and cable core between cable core are externally provided with packed layer, belting layer, described belting layer includes Mica tape layer and around the layer of glass fiber band lapping layer wrapped on Mica tape layer, outside described glass fibre belt lapping layer, armor is set, outside described armor, restrictive coating is set.Insulating barrier is to be formed by Mica tape 5 layers.Described packed layer is that flame resistant filler rope is filled, and Mica tape layer is around wrapping on packed layer.Described armor uses copper sheathing screw thread armouring.Restrictive coating is to be extruded by 125 DEG C of Low-smoke halogen-free flame retardant thermoplastic polyurethane elastomer (TPU) materials to form.Use the cable of said structure, although ensure that the softness of cable, but can not work in high temperature environments, it is impossible to meet the use demand of automatic submerged arc welding machine.
Publication number CN102394153A, the date of publication Chinese invention patent of on 03 28th, 2012 disclose a kind of high-temperature-resistant flexible cable; include sheath, rubber layer and sheath from outside to inside; being provided with multiply composite conductor structure in sheath, each composite conductor structure described includes conductor, mica layer, insulating barrier and coat of metal；Conductor outer wrapping mica layer, mica layer outer wrapping insulating barrier, insulating barrier outer wrapping coat of metal.Coat of metal is soft stainless steel band.Conductor arranges drainage thread.Conductor outer wrapping drainage thread, drainage thread outer wrapping mica layer.The cable of said structure, although good pliability can be provided simultaneously with the high temperature of resistance to more than 1000 DEG C, the splashing of high-temperature molten steel can be born, meet actual operation requirements, but be not applied for automatic submerged arc welding machine.
Accordingly, it would be desirable to a kind of new high temperature resistant flexible cable for automatic submerged arc welding.
Summary of the invention
It is an object of the invention to provide a kind of high temperature resistant flexible cable for automatic submerged arc welding, there is the performances such as high temperature resistant, soft, high fire-retardance, suitable the most easily broken the most mobile, tension, anti-scald.
It is an object of the invention to be achieved through the following technical solutions, a kind of high temperature resistant flexible cable for automatic submerged arc welding, including cable core and sheath, it is characterized in that, described cable core includes several insulated wire cores, and gasket for packing, insulated wire cores includes conductor, ceramic fireproof composite band is set outside conductor, the insulating barrier of silicone rubber material is set outside ceramic fireproof composite band, compound inslation screen layer is set outside insulating barrier, compound inslation screen layer is the most successively by semiconductive fluorubber internal shield, fluorubber insulating barrier, semiconductive fluorubber external shielding layer forms；Arranging lubricating layer outside described composite shielding layer, lubricating layer uses Pulvis Talci thin layer, arranges fire-retardant lapping layer outside described lubricating layer, and cable core peripheral hardware sets high temperature cellosilk layer, high temperature fiber silk layer be two superimposed spiral dredge around and the contrary structure of two-layer winding direction；Arranging the inner restrictive coating of silica gel material outside described high temperature fiber layer, arrange aluminium sheath outside inner restrictive coating, aluminium sheath peripheral hardware puts low smoke and zero halogen cross-linked polyolefin oversheath.
Preferably, described conductor uses many copper free wires to be made by twisting.
Preferably, the material of described insulating barrier is selected from polyethylene-TFE copolymer, crosslinked polyethylene-TFE copolymer, perfluoroethylene-propylene, politef, poly-perfluoroalkyl vinyl ether, polyimides or silicone rubber.
Preferably, described insulating barrier forms through extruding or forms through wrapped, and the thickness of described insulating barrier is 0.20～1.0mm.
Preferably, described high-temperature fibre layer material is selected from glass fibre, polyster fibre, polyimide fiber or aramid fiber.
Compared with prior art, the method have the advantages that
First, by using the exotic materials such as polyethylene-TFE copolymer, crosslinked polyethylene-TFE copolymer, perfluoroethylene-propylene, politef, poly-perfluoroalkyl vinyl ether, polyimides, silicone rubber as the insulant of cable core, the resistance to elevated temperatures of cable can not only be ensured, simultaneously because the resistance to low temperature of material itself is superior, it is applicable under different temperatures environmental condition, the different installation at launching site, uses.
Second, cable core peripheral hardware sets high temperature cellosilk layer, high temperature fiber silk layer uses the refractory fibrous materials such as glass fibre, polyster fibre, polyimide fiber, aramid fiber, in the case of a high temperature, do not decompose, simultaneously under flame condition, do not burn, not carbonization, ensure that the most recyclable sabot of described cable, reuse.
3rd, owing to refractory fibrous material itself has extraordinary anti-wear performance so that cable is difficult to be scratched in installation process, improve the reliability of cable itself, employing fibrous material weave so that the flexibility of cable itself is greatly improved, make installation, reclaim more convenient, quick.
Accompanying drawing explanation
Fig. 1 is the structural representation of high temperature resistant flexible cable for automatic submerged arc welding of the present invention；
In figure: 1 conductor, 2 ceramic fireproof composite band, 3 insulating barriers, 4 semiconductive fluorubber internal shields, 5 fluorubber insulating barriers, 6 semiconductive fluorubber external shielding layers, 7 lubricating layers, 8 fire-retardant lapping layers, 9 high temperature fiber silk layers, 10 inner restrictive coatings, 11 aluminium sheaths, 12 low smoke and zero halogen cross-linked polyolefin oversheaths.
Detailed description of the invention
The invention will be further described with detailed description of the invention below in conjunction with the accompanying drawings.
As shown in Figure 1, a kind of high temperature resistant flexible cable for automatic submerged arc welding, including cable core and sheath, it is characterized in that, described cable core includes several insulated wire cores and gasket for packing, insulated wire cores includes conductor 1, ceramic fireproof composite band 2 is set outside conductor 1, the insulating barrier 3 of silicone rubber material is set outside ceramic fireproof composite band 2, arranging compound inslation screen layer outside insulating barrier 3, compound inslation screen layer is made up of semiconductive fluorubber internal shield 4, fluorubber insulating barrier 5, semiconductive fluorubber external shielding layer 6 the most successively；Lubricating layer 7 is set outside described composite shielding layer, lubricating layer 7 uses Pulvis Talci thin layer, arranging fire-retardant lapping layer 8 outside described lubricating layer 7, cable core peripheral hardware sets high temperature cellosilk layer 9, high temperature fiber silk layer 9 for two superimposed spiral thin around and the contrary structure of two-layer winding direction；Arranging the inner restrictive coating 10 of silica gel material outside described high temperature fiber layer 9, arrange aluminium sheath 11 outside inner restrictive coating 10, aluminium sheath 11 peripheral hardware puts low smoke and zero halogen cross-linked polyolefin oversheath 12.
Conductor 1 uses many copper free wires to be made by twisting.
The material of insulating barrier 3 is selected from polyethylene-TFE copolymer, crosslinked polyethylene-TFE copolymer, perfluoroethylene-propylene, politef, poly-perfluoroalkyl vinyl ether, polyimides or silicone rubber.
Insulating barrier 3 forms through extruding or forms through wrapped, and the thickness of described insulating barrier is 0.20～1.0mm.
High-temperature resistant fiber layer 8 material is selected from glass fibre, polyster fibre, polyimide fiber or aramid fiber.
The present invention is by using the exotic materials such as polyethylene-TFE copolymer, crosslinked polyethylene-TFE copolymer, perfluoroethylene-propylene, politef, poly-perfluoroalkyl vinyl ether, polyimides, silicone rubber as the insulant of cable core, the resistance to elevated temperatures of cable can not only be ensured, simultaneously because the resistance to low temperature of material itself is superior, it is applicable under different temperatures environmental condition, the different installation at launching site, uses.
Cable core peripheral hardware of the present invention sets high temperature cellosilk layer, high temperature fiber silk layer uses the refractory fibrous materials such as glass fibre, polyster fibre, polyimide fiber, aramid fiber, in the case of a high temperature, do not decompose, simultaneously under flame condition, do not burn, not carbonization, it is ensured that the most recyclable sabot of described cable, reuse.
Due to the fact that refractory fibrous material itself has extraordinary anti-wear performance, make cable be difficult to be scratched in installation process, improve the reliability of cable itself, use fibrous material braiding, the flexibility making cable itself is greatly improved, make installation, reclaim more convenient, quick.
Below the most just the scheme of embodiments of the invention is described, but is not to be construed as limitations on claims.The present invention is not only limited to above example, and its concrete structure allows multiple change, as long as the change in claims is all within protection scope of the present invention.
Claims (5)
1. a high temperature resistant flexible cable for automatic submerged arc welding, including cable core and sheath, it is characterized in that, described cable core includes several insulated wire cores, and gasket for packing, insulated wire cores includes conductor (1), ceramic fireproof composite band (2) is set outside conductor (1), the insulating barrier (3) of silicone rubber material is set outside ceramic fireproof composite band (2), insulating barrier arranges compound inslation screen layer outside (3), compound inslation screen layer is the most successively by semiconductive fluorubber internal shield (4), fluorubber insulating barrier (5), semiconductive fluorubber external shielding layer (6) forms；Described meeting arranges lubricating layer (7) outside screen layer, lubricating layer (7) uses Pulvis Talci thin layer, fire-retardant lapping layer (8) is set outside described lubricating layer (7), cable core peripheral hardware sets high temperature cellosilk layer (9), high temperature fiber silk layer (9) be two superimposed spiral dredge around and the contrary structure of two-layer winding direction；Arranging the inner restrictive coating (10) of silica gel material outside described high temperature fiber layer (9), arrange aluminium sheath (11) outside inner restrictive coating (10), aluminium sheath (11) peripheral hardware puts low smoke and zero halogen cross-linked polyolefin oversheath (12).
High temperature resistant flexible cable for automatic submerged arc welding the most according to claim 1, is characterized in that, described conductor (1) uses many copper free wires to be made by twisting.
High temperature resistant flexible cable for automatic submerged arc welding the most according to claim 1, it is characterized in that, the material of described insulating barrier (3) is selected from polyethylene-TFE copolymer, crosslinked polyethylene-TFE copolymer, perfluoroethylene-propylene, politef, poly-perfluoroalkyl vinyl ether, polyimides or silicone rubber.
High temperature resistant flexible cable for automatic submerged arc welding the most according to claim 3, is characterized in that, described insulating barrier (3) forms through extruding or forms through wrapped, and the thickness of described insulating barrier is 0.20～1.0mm.
High temperature resistant flexible cable for automatic submerged arc welding the most according to claim 1, is characterized in that, described high-temperature resistant fiber layer (7) material is selected from glass fibre, polyster fibre, polyimide fiber or aramid fiber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610197712.6A CN105825915A (en) | 2016-03-31 | 2016-03-31 | Automatic submerged arc welding machine high-temperature-resistant flexible cable |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610197712.6A CN105825915A (en) | 2016-03-31 | 2016-03-31 | Automatic submerged arc welding machine high-temperature-resistant flexible cable |
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| CN105825915A true CN105825915A (en) | 2016-08-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610197712.6A Pending CN105825915A (en) | 2016-03-31 | 2016-03-31 | Automatic submerged arc welding machine high-temperature-resistant flexible cable |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107932609A (en) * | 2017-12-14 | 2018-04-20 | 维达纸业(浙江)有限公司 | A kind of wastepaper collecting device of papermaking cutting machine |
| CN109166653A (en) * | 2018-09-10 | 2019-01-08 | 大连德昌线缆有限公司 | Resistant spark welds private cable |
| CN109712749A (en) * | 2018-12-27 | 2019-05-03 | 深圳市合丰嘉大科技有限公司 | A kind of high voltage bearing flexible cable of high frequency tolerant and preparation method thereof |
| CN113178279A (en) * | 2020-01-24 | 2021-07-27 | 上海诺基亚贝尔股份有限公司 | Fire-resistant multi-conductor cable |
| CN113774792A (en) * | 2021-09-28 | 2021-12-10 | 江苏中矿大正表面工程技术有限公司 | New material fireproof system for bridge steel cable |
| CN114709018A (en) * | 2022-03-21 | 2022-07-05 | 河南乐山电缆有限公司 | Flexible high-temperature-resistant fire-resistant control cable and preparation method thereof |
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| JPS6489210A (en) * | 1987-09-30 | 1989-04-03 | Showa Electric Wire & Cable Co | Cable with lubricant layer |
| CN102394153A (en) * | 2011-12-22 | 2012-03-28 | 安徽特力电缆有限公司 | High temperature resistant flexible cable |
| CN102486949A (en) * | 2010-12-03 | 2012-06-06 | 上海特缆电工科技有限公司 | High temperature resistant flexible deintercalating/removing and signal transmission long line cable used for aerospace |
| CN103077768A (en) * | 2013-02-21 | 2013-05-01 | 江苏永鼎电气有限公司 | Flexible high-temperature resistant low-noise cable |
| CN103730197A (en) * | 2013-12-25 | 2014-04-16 | 安徽华星电缆集团有限公司 | Flexible cable |
| CN103871585A (en) * | 2014-02-24 | 2014-06-18 | 安徽华海特种电缆集团有限公司 | Ultra-flexible high-temperature-resistant anti-corrosion and fireproof oxide insulated cable |
| CN203882678U (en) * | 2014-05-21 | 2014-10-15 | 远东电缆有限公司 | High temperature resistant tear-resistant flexible cable |
| CN104681178A (en) * | 2015-01-31 | 2015-06-03 | 安徽长风电缆集团有限公司 | High-temperature-resistant cable |
-
2016
- 2016-03-31 CN CN201610197712.6A patent/CN105825915A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6489210A (en) * | 1987-09-30 | 1989-04-03 | Showa Electric Wire & Cable Co | Cable with lubricant layer |
| CN102486949A (en) * | 2010-12-03 | 2012-06-06 | 上海特缆电工科技有限公司 | High temperature resistant flexible deintercalating/removing and signal transmission long line cable used for aerospace |
| CN102394153A (en) * | 2011-12-22 | 2012-03-28 | 安徽特力电缆有限公司 | High temperature resistant flexible cable |
| CN103077768A (en) * | 2013-02-21 | 2013-05-01 | 江苏永鼎电气有限公司 | Flexible high-temperature resistant low-noise cable |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107932609A (en) * | 2017-12-14 | 2018-04-20 | 维达纸业(浙江)有限公司 | A kind of wastepaper collecting device of papermaking cutting machine |
| CN109166653A (en) * | 2018-09-10 | 2019-01-08 | 大连德昌线缆有限公司 | Resistant spark welds private cable |
| CN109712749A (en) * | 2018-12-27 | 2019-05-03 | 深圳市合丰嘉大科技有限公司 | A kind of high voltage bearing flexible cable of high frequency tolerant and preparation method thereof |
| CN113178279A (en) * | 2020-01-24 | 2021-07-27 | 上海诺基亚贝尔股份有限公司 | Fire-resistant multi-conductor cable |
| CN113774792A (en) * | 2021-09-28 | 2021-12-10 | 江苏中矿大正表面工程技术有限公司 | New material fireproof system for bridge steel cable |
| CN114709018A (en) * | 2022-03-21 | 2022-07-05 | 河南乐山电缆有限公司 | Flexible high-temperature-resistant fire-resistant control cable and preparation method thereof |
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Application publication date: 20160803 |