CN114843021A - High-temperature-resistant flame-retardant wire and cable - Google Patents
High-temperature-resistant flame-retardant wire and cable Download PDFInfo
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- CN114843021A CN114843021A CN202210661504.2A CN202210661504A CN114843021A CN 114843021 A CN114843021 A CN 114843021A CN 202210661504 A CN202210661504 A CN 202210661504A CN 114843021 A CN114843021 A CN 114843021A
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Links
- 239000003063 flame retardant Substances 0.000 title claims abstract description 53
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 title claims abstract description 43
- 239000004020 conductor Substances 0.000 claims abstract description 44
- 230000001681 protective effect Effects 0.000 claims abstract description 25
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 21
- 239000011490 mineral wool Substances 0.000 claims abstract description 17
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 13
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 13
- 239000011888 foil Substances 0.000 claims abstract description 13
- 239000010949 copper Substances 0.000 claims abstract description 12
- 229910052802 copper Inorganic materials 0.000 claims abstract description 12
- 239000000463 material Substances 0.000 claims abstract description 12
- 230000002265 prevention Effects 0.000 claims abstract description 9
- 230000006835 compression Effects 0.000 claims description 12
- 238000007906 compression Methods 0.000 claims description 12
- 238000005192 partition Methods 0.000 claims description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 5
- 239000004417 polycarbonate Substances 0.000 claims description 5
- 229920000515 polycarbonate Polymers 0.000 claims description 5
- 239000000741 silica gel Substances 0.000 claims description 5
- 229910002027 silica gel Inorganic materials 0.000 claims description 5
- 229920002635 polyurethane Polymers 0.000 claims description 4
- 239000004814 polyurethane Substances 0.000 claims description 4
- 229920003020 cross-linked polyethylene Polymers 0.000 claims description 3
- 239000004703 cross-linked polyethylene Substances 0.000 claims description 3
- 230000009970 fire resistant effect Effects 0.000 claims 5
- 230000000694 effects Effects 0.000 abstract description 9
- 238000009413 insulation Methods 0.000 abstract description 5
- 230000000903 blocking effect Effects 0.000 abstract description 4
- 239000010410 layer Substances 0.000 description 46
- 239000005030 aluminium foil Substances 0.000 description 5
- 239000011248 coating agent Substances 0.000 description 5
- 238000000576 coating method Methods 0.000 description 5
- 238000001125 extrusion Methods 0.000 description 3
- 239000011253 protective coating Substances 0.000 description 3
- 239000011241 protective layer Substances 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000011247 coating layer Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
Images
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
- H01B7/29—Protection against damage caused by extremes of temperature or by flame
- H01B7/295—Protection against damage caused by extremes of temperature or by flame using material resistant to flame
-
- 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
- H01B7/17—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
- H01B7/22—Metal wires or tapes, e.g. made of 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
- H01B7/24—Devices affording localised protection against mechanical force or pressure
-
- 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
-
- 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
- H01B7/40—Insulated conductors or cables characterised by their form with arrangements for facilitating mounting or securing
-
- 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
Landscapes
- Insulated Conductors (AREA)
Abstract
The invention discloses a high-temperature-resistant flame-retardant wire and cable, which comprises a protective outer sleeve, a wire and cable main body, a flame-retardant layer and conductors, wherein 4 groups of conductors are arranged at the central position inside the wire and cable main body, copper wires are arranged at the central position inside the conductors, filling is arranged between the conductors, an outer aluminum foil layer is arranged outside the conductors, a first insulating layer is wrapped outside the outer aluminum foil layer, the flame-retardant layer is arranged outside the first insulating layer, rock wool plates are uniformly distributed inside the flame-retardant layer, and the high-temperature-resistant layer is uniformly coated outside the flame-retardant layer. According to the invention, the wire and cable main body, the conductor, the flame retardant layer and the high temperature resistant layer are arranged, the rock wool boards are distributed in the flame retardant layer in a concentric circle structure to play roles of heat insulation and fire prevention, and the fire blocking materials are uniformly distributed among the rock wool boards, so that the fire spread can be effectively prevented, the flame retardant effect of the wire and cable main body is improved, and the safety in use is improved.
Description
Technical Field
The invention relates to the technical field of wires and cables, in particular to a high-temperature-resistant flame-retardant wire and cable.
Background
The electric wire and cable is a wire product for transmitting electric (magnetic) energy, information and realizing electromagnetic energy conversion, the electric wire and cable in a broad sense is also called as a cable for short, and the cable in a narrow sense is an insulated cable and generally consists of one or more insulated wire cores, and a coating layer, a total protective layer and an outer protective layer which may be respectively arranged on the insulated wire cores.
The electric wire and cable are used as main carriers of power transmission, are widely applied to the aspects of electric equipment, lighting circuits, household appliances and the like, the quality of the electric wire and cable directly affects the engineering quality and the life and property safety of consumers, the flame retardance of most of the existing electric wires and cables is improved by coating a common flame retardant coating outside a conductor, the flame retardant effect is poor, and the potential safety hazard still exists.
Disclosure of Invention
The invention aims to provide a high-temperature-resistant flame-retardant electric wire and cable, which aims to solve the problem of poor flame-retardant effect in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a high temperature resistant flame retardant formula wire and cable, includes protective coating, wire and cable main part, fire-retardant layer and conductor, the inside central position department of wire and cable main part is provided with 4 group's conductors, just the inside central position department of conductor all is provided with the copper wire, all be provided with the packing between the conductor, just the outside of conductor is provided with outer aluminium foil layer, the outside parcel first insulation layer on outer aluminium foil layer, just the outside on first insulation layer is provided with fire-retardant layer, the inside evenly distributed on fire-retardant layer has the rock wool board, the outside on fire-retardant layer evenly coated has high temperature resistant layer, the outside cover of wire and cable main part is equipped with protective coating, just protective coating's the outside is provided with the polyurethane waterproof layer.
Preferably, the inner wall of the protective outer sleeve is uniformly provided with a limiting groove, and the outer wall of the wire and cable main body is uniformly provided with limiting blocks matched with the limiting groove, so that the stability of connection between the protective outer sleeve and the wire and cable main body is improved.
Preferably, the inside of protective sheath is provided with the cushion chamber, just the inside of cushion chamber is concentric circles structural distribution and has the resistance to compression spare, the resistance to compression spare is the silica gel material, just the cross-section of resistance to compression spare all is half circular arc type structure, does benefit to the compressive property who increases this wire and cable main part, is difficult to the deformation damage when receiving the exogenic action.
Preferably, evenly separate through the baffle between the conductor, just the baffle all adopts the cross-linked polyethylene material, effectively prevents that the conductor from extrudeing each other and producing the condition of damage and appearing the short circuit, improves the security.
Preferably, the copper wire is provided with 7 groups, just be the heliciform winding between the copper wire, the outside of copper wire has all wrapped up interior aluminium foil layer, just the outside on interior aluminium foil layer all is overlapped and is equipped with the second insulating layer, does benefit to the structural strength who improves the conductor and improves the interference killing feature simultaneously.
Preferably, the rock wool board is concentric circles structural distribution in the inside on fire-retardant layer, just evenly distributed has the fire prevention putty between the rock wool board, the material of fire prevention putty is polycarbonate, improves the flame retardant efficiency of this wire and cable main part.
Compared with the prior art, the invention has the beneficial effects that:
(1) this high temperature resistant flame retardant formula wire and cable is through installing the wire and cable main part, the conductor, fire-retardant layer and high temperature resistant layer, the inside on fire-retardant layer is concentric circle structural distribution and has the rock wool board, play thermal-insulated and fireproof effect, evenly distributed has the fire prevention putty between the rock wool board, the material of fire prevention putty is polycarbonate, can effectually prevent stretching of intensity of a fire when meetting open fire, improve the flame retardant efficiency of this wire and cable main part, and then improve the security when using, the outside on fire-retardant layer is the high temperature resistant coating of even coating, further improve the high temperature resistance of this wire and cable main part.
(2) This high temperature resistant flame retardant formula wire and cable is equipped with protective outer cover through the outside cover at the wire and cable main part, protective outer cover's inside is provided with the cushion chamber, the inside of cushion chamber is concentric circle structural distribution and has the pressure-resistant piece, the pressure resistance piece is the silica gel material, do benefit to the compressive property who increases this wire and cable main part, be difficult to the deformation damage when receiving the exogenic action, the spacing groove has evenly been seted up to protective outer cover's inner wall, the outer wall evenly distributed of wire and cable main part has the stopper, do benefit to the steadiness of being connected between increase protective outer cover and the wire and cable main part.
(3) This high temperature resistant flame retardant formula wire and cable is through installing the conductor, the inside central position department of conductor is provided with 7 copper wires of group, be the heliciform winding between the copper wire, do benefit to the structural strength who improves the conductor, be difficult to damage, the performance can add stably during the use, the outside of copper wire all wraps up has interior aluminium foil layer, increase the structure of shielding alone, shielding effect is better, improve the interference killing feature of wire and cable main part, separate through the baffle simultaneously between the conductor, effectively prevent that the mutual extrusion of conductor from producing the damaged and the condition of short circuit appears, the security is improved.
Drawings
FIG. 1 is a schematic front sectional view of the present invention;
FIG. 2 is a schematic view of a partially enlarged structure of the present invention;
FIG. 3 is a schematic view of a conductor structure of the present invention;
FIG. 4 is a schematic cross-sectional view of a flame retardant layer of the present invention;
fig. 5 is an enlarged schematic view of a portion a in fig. 1 according to the present invention.
In the figure: 1. a protective outer sleeve; 2. a first insulating layer; 3. a wire and cable body; 4. a limiting groove; 5. a buffer chamber; 6. a high temperature resistant layer; 7. a flame retardant layer; 8. a conductor; 9. a limiting block; 10. a partition plate; 11. an outer aluminum foil layer; 12. filling; 13. a copper wire; 14. a second insulating layer; 15. an inner aluminum foil layer; 16. rock wool boards; 17. fireproof blocking; 18. a polyurethane waterproof layer; 19. and (4) resisting the pressing piece.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, an embodiment of the present invention is shown: a high-temperature-resistant flame-retardant wire and cable comprises a protective outer sleeve 1, a wire and cable main body 3, a flame-retardant layer 7 and conductors 8, wherein 4 groups of conductors 8 are arranged in the central position of the interior of the wire and cable main body 3, and filling 12 is arranged between the conductors 8;
the conductors 8 are uniformly separated by the partition plates 10, and the partition plates 10 are made of cross-linked polyethylene, so that the situation that the conductors 8 are damaged due to mutual extrusion and short circuit is caused is effectively prevented, and the safety is improved;
the central positions in the conductors 8 are all provided with copper wires 13, the copper wires 13 are provided with 7 groups, and the copper wires 13 are spirally wound, so that the structural strength of the conductors 8 is improved, the conductors are not easy to damage, and the performance can be stabilized in use;
the outer sides of the copper wires 13 are wrapped with inner aluminum foil layers 15, an independent shielding structure is added, the shielding effect is better, the anti-interference performance of the wire and cable main body 3 is improved, and the outer sides of the inner aluminum foil layers 15 are all sleeved with second insulating layers 14;
an outer aluminum foil layer 11 is arranged on the outer side of the conductor 8 to improve the overall shielding performance, and the first insulating layer 2 is wrapped on the outer side of the outer aluminum foil layer 11;
the outer side of the first insulating layer 2 is provided with a flame-retardant layer 7, and rock wool boards 16 are uniformly distributed in the flame-retardant layer 7 to play roles of heat insulation and fire prevention;
the rock wool boards 16 are distributed in the flame-retardant layer 7 in a concentric circle structure, fireproof blocking materials 17 are uniformly distributed among the rock wool boards 16, and the fireproof blocking materials 17 are all made of polycarbonate;
when exposed fire occurs, the spread of fire can be effectively prevented, the flame retardant effect of the wire and cable main body 3 is improved, and the safety in use is further improved;
the high-temperature resistant layer 6 is uniformly coated on the outer side of the flame-retardant layer 7, so that the high-temperature resistance of the wire and cable main body 3 is further improved;
the outer side of the wire and cable main body 3 is sleeved with the protective outer sleeve 1, the inner wall of the protective outer sleeve 1 is uniformly provided with the limiting grooves 4, and the outer wall of the wire and cable main body 3 is uniformly distributed with the limiting blocks 9 matched with the limiting grooves 4, so that the stability of connection between the protective outer sleeve 1 and the wire and cable main body 3 is improved;
a buffer cavity 5 is arranged inside the protective outer sleeve 1, and compression resistant pieces 19 are distributed inside the buffer cavity 5 in a concentric circle structure;
the compression-resistant pieces 19 are made of silica gel, and the sections of the compression-resistant pieces 19 are of semi-arc structures, so that the compression-resistant performance of the wire and cable main body 3 is improved, and the wire and cable main body is not easy to deform and damage under the action of external force;
the outer side of the protective outer sleeve 1 is provided with a polyurethane waterproof layer 18, so that the waterproof and corrosion-resistant performance of the wire and cable main body 3 is improved.
The working principle is as follows: in the embodiment of the application, 4 groups of conductors 8 are arranged at the central position of the electric wire and cable main body 3, 7 groups of copper wires 13 are arranged at the central position inside the conductors 8, the copper wires 13 are spirally wound, the structural strength of the conductors 8 is favorably improved, the electric wire and cable main body is not easy to damage, the performance can be stabilized in use, the outer sides of the copper wires 13 are all wrapped by the inner aluminum foil layer 15, an independent shielding structure is added, the shielding effect is better, the anti-interference performance of the electric wire and cable main body 3 is improved, meanwhile, the conductors 8 are separated by the partition plate 10, the situation that the conductors 8 are damaged due to mutual extrusion and short circuit is effectively prevented, the safety is improved, the flame-retardant layer 7 is arranged outside the conductors 8, rock wool plates 16 are distributed in the concentric circle structure inside the flame-retardant layer 7, the heat insulation and fire prevention effects are achieved, the fire-proof putty 17 are uniformly distributed among the rock wool plates 16, and the material of the fire-proof putty 17 is polycarbonate, can effectually prevent stretching of intensity of a fire when meetting open fire, improve this wire and cable main part 3's flame retardant efficiency, and then the security when using improves, the even coating high temperature resistant layer 6 in the outside on fire-retardant layer 7, further improve this wire and cable main part 3's high temperature resistance, furthermore, this wire and cable main part 3's outside cover is equipped with protective coat 1, protective coat 1's inside is provided with cushion chamber 5, the inside of cushion chamber 5 is concentric circles structural distribution and has resistance to compression spare 19, resistance to compression spare 19 is the silica gel material, do benefit to the compressive property who increases this wire and cable main part 3, be difficult to the deformation damage when receiving exogenic action, spacing groove 4 has evenly been seted up to protective coat 1's inner wall, wire and cable main part 3's outer wall evenly distributed has stopper 9, do benefit to increase the steadiness of being connected between protective coat 1 and the wire and cable main part 3.
Claims (6)
1. The high-temperature-resistant flame-retardant wire and cable is characterized by comprising a protective outer sleeve (1), a wire and cable main body (3), a flame-retardant layer (7) and conductors (8), wherein 4 groups of conductors (8) are arranged at the central position inside the wire and cable main body (3), copper wires (13) are arranged at the central position inside the conductors (8), filling materials (12) are arranged between the conductors (8), an outer aluminum foil layer (11) is arranged outside the conductors (8), a first insulating layer (2) is wrapped outside the outer aluminum foil layer (11), the flame-retardant layer (7) is arranged outside the first insulating layer (2), rock wool boards (16) are uniformly distributed inside the flame-retardant layer (7), the high-temperature-resistant layer (6) is uniformly coated outside the flame-retardant layer (7), the protective outer sleeve (1) of the wire and cable main body (3) is sleeved on the outer side, and a polyurethane waterproof layer (18) is arranged on the outer side of the protective outer sleeve (1).
2. The fire-resistant flame-retardant electric wire and cable according to claim 1, wherein: spacing groove (4) have evenly been seted up to the inner wall of protective housing (1), the outer wall evenly distributed of wire and cable main part (3) has with spacing groove (4) assorted stopper (9).
3. The fire-resistant flame-retardant electric wire and cable according to claim 1, wherein: the protective outer sleeve is characterized in that a buffer cavity (5) is arranged inside the protective outer sleeve (1), compression resistant pieces (19) are distributed inside the buffer cavity (5) in a concentric circle structure, the compression resistant pieces (19) are made of silica gel, and the cross sections of the compression resistant pieces (19) are of semicircular arc structures.
4. The fire-resistant flame-retardant electric wire and cable according to claim 1, wherein: the conductors (8) are uniformly separated by partition plates (10), and the partition plates (10) are all made of cross-linked polyethylene.
5. The fire-resistant flame-retardant electric wire and cable according to claim 1, wherein: the copper wire (13) is provided with 7 groups, the copper wires (13) are wound spirally, the outer sides of the copper wires (13) are wrapped with inner aluminum foil layers (15), and the outer sides of the inner aluminum foil layers (15) are sleeved with second insulating layers (14).
6. The fire-resistant flame-retardant electric wire and cable according to claim 1, wherein: rock wool board (16) are the inside of concentric circles structural distribution in fire-retardant layer (7), just evenly distributed has fire prevention putty (17) between rock wool board (16), the material of fire prevention putty (17) is polycarbonate.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202210661504.2A CN114843021A (en) | 2022-06-13 | 2022-06-13 | High-temperature-resistant flame-retardant wire and cable |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202210661504.2A CN114843021A (en) | 2022-06-13 | 2022-06-13 | High-temperature-resistant flame-retardant wire and cable |
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CN114843021A true CN114843021A (en) | 2022-08-02 |
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CN202210661504.2A Pending CN114843021A (en) | 2022-06-13 | 2022-06-13 | High-temperature-resistant flame-retardant wire and cable |
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CN211319782U (en) * | 2019-12-30 | 2020-08-21 | 无锡恒联电子科技有限公司 | High-temperature-resistant polypropylene insulated cable |
CN211879115U (en) * | 2020-05-26 | 2020-11-06 | 南京恒美线缆有限公司 | Pressure-resistant and deformation-resistant cable |
CN112117034A (en) * | 2020-09-21 | 2020-12-22 | 昆明昆宝电线电缆制造有限公司 | High anti-interference type computer cable |
CN213845075U (en) * | 2021-01-14 | 2021-07-30 | 上海川投电线电缆有限公司 | Electric wire capable of preventing short circuit |
CN214068414U (en) * | 2020-12-29 | 2021-08-27 | 沈阳沈通威电缆有限公司 | Anti-corrosion cable |
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CN215183192U (en) * | 2021-08-05 | 2021-12-14 | 南京瑶光电子技术有限公司 | Wear-resistant cable |
CN215342067U (en) * | 2021-03-29 | 2021-12-28 | 云南多宝电缆集团股份有限公司 | Wire and cable integrating waterproof, fireproof and flame-retardant functions |
CN113936850A (en) * | 2021-10-22 | 2022-01-14 | 曲阜市虹飞电缆有限公司 | Effectual fire-retardant type power cable of resistance to compression |
CN215868761U (en) * | 2021-09-14 | 2022-02-18 | 天津正标津达线缆集团有限公司 | Ultraviolet crosslinking halogen-free low-smoke flame-retardant polyolefin cable |
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2022
- 2022-06-13 CN CN202210661504.2A patent/CN114843021A/en active Pending
Patent Citations (10)
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CN211319782U (en) * | 2019-12-30 | 2020-08-21 | 无锡恒联电子科技有限公司 | High-temperature-resistant polypropylene insulated cable |
CN211879115U (en) * | 2020-05-26 | 2020-11-06 | 南京恒美线缆有限公司 | Pressure-resistant and deformation-resistant cable |
WO2021243858A1 (en) * | 2020-06-01 | 2021-12-09 | 江苏恒辉电气有限公司 | Crosslinked polyethylene insulated halogen-free low-smoke flame-retardant special control cable |
CN112117034A (en) * | 2020-09-21 | 2020-12-22 | 昆明昆宝电线电缆制造有限公司 | High anti-interference type computer cable |
CN214068414U (en) * | 2020-12-29 | 2021-08-27 | 沈阳沈通威电缆有限公司 | Anti-corrosion cable |
CN213845075U (en) * | 2021-01-14 | 2021-07-30 | 上海川投电线电缆有限公司 | Electric wire capable of preventing short circuit |
CN215342067U (en) * | 2021-03-29 | 2021-12-28 | 云南多宝电缆集团股份有限公司 | Wire and cable integrating waterproof, fireproof and flame-retardant functions |
CN215183192U (en) * | 2021-08-05 | 2021-12-14 | 南京瑶光电子技术有限公司 | Wear-resistant cable |
CN215868761U (en) * | 2021-09-14 | 2022-02-18 | 天津正标津达线缆集团有限公司 | Ultraviolet crosslinking halogen-free low-smoke flame-retardant polyolefin cable |
CN113936850A (en) * | 2021-10-22 | 2022-01-14 | 曲阜市虹飞电缆有限公司 | Effectual fire-retardant type power cable of resistance to compression |
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Application publication date: 20220802 |