CN115295223A - 5G low-temperature-resistant anti-freezing cable - Google Patents
5G low-temperature-resistant anti-freezing cable Download PDFInfo
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- CN115295223A CN115295223A CN202210780717.7A CN202210780717A CN115295223A CN 115295223 A CN115295223 A CN 115295223A CN 202210780717 A CN202210780717 A CN 202210780717A CN 115295223 A CN115295223 A CN 115295223A
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- Prior art keywords
- layer
- cable
- low temperature
- temperature resistant
- heat insulation
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- 238000007710 freezing Methods 0.000 title abstract description 6
- 239000010410 layer Substances 0.000 claims abstract description 59
- 238000004891 communication Methods 0.000 claims abstract description 31
- 238000010438 heat treatment Methods 0.000 claims abstract description 25
- 238000009413 insulation Methods 0.000 claims abstract description 20
- 239000011241 protective layer Substances 0.000 claims abstract description 17
- 238000012856 packing Methods 0.000 claims description 11
- 230000002528 anti-freeze Effects 0.000 claims description 10
- 239000000919 ceramic Substances 0.000 claims description 8
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims description 6
- FPAFDBFIGPHWGO-UHFFFAOYSA-N dioxosilane;oxomagnesium;hydrate Chemical compound O.[Mg]=O.[Mg]=O.[Mg]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O FPAFDBFIGPHWGO-UHFFFAOYSA-N 0.000 claims description 5
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims description 4
- 229910052582 BN Inorganic materials 0.000 claims description 3
- PZNSFCLAULLKQX-UHFFFAOYSA-N Boron nitride Chemical compound N#B PZNSFCLAULLKQX-UHFFFAOYSA-N 0.000 claims description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- PMHQVHHXPFUNSP-UHFFFAOYSA-M copper(1+);methylsulfanylmethane;bromide Chemical compound Br[Cu].CSC PMHQVHHXPFUNSP-UHFFFAOYSA-M 0.000 claims description 3
- 239000000945 filler Substances 0.000 claims description 3
- 239000000395 magnesium oxide Substances 0.000 claims description 3
- 229920001084 poly(chloroprene) Polymers 0.000 claims description 3
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims description 3
- 229910010271 silicon carbide Inorganic materials 0.000 claims description 3
- 229920002379 silicone rubber Polymers 0.000 claims description 3
- 239000011787 zinc oxide Substances 0.000 claims description 3
- 239000011248 coating agent Substances 0.000 claims description 2
- 238000000576 coating method Methods 0.000 claims description 2
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 claims description 2
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims description 2
- 238000005452 bending Methods 0.000 abstract description 9
- 238000000034 method Methods 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 108010053481 Antifreeze Proteins Proteins 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000007704 transition Effects 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
- H01B7/28—Protection against damage caused by moisture, corrosion, chemical attack or weather
-
- 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
-
- 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
- H01B7/42—Insulated conductors or cables characterised by their form with arrangements for heat dissipation or conduction
- H01B7/428—Heat conduction
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/10—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor
- H05B3/12—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor characterised by the composition or nature of the conductive material
- H05B3/14—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor characterised by the composition or nature of the conductive material the material being non-metallic
- H05B3/141—Conductive ceramics, e.g. metal oxides, metal carbides, barium titanate, ferrites, zirconia, vitrous compounds
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/40—Heating elements having the shape of rods or tubes
- H05B3/54—Heating elements having the shape of rods or tubes flexible
- H05B3/56—Heating cables
-
- 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
-
- 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
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Insulated Conductors (AREA)
Abstract
The invention provides a 5G low-temperature-resistant anti-freezing cable which is characterized by comprising a cable core, wherein an insulating sleeve is sleeved outside the cable core, a shielding sleeve is arranged outside the insulating sleeve, a wrapping layer is sleeved outside the shielding sleeve, heating parts are uniformly arranged between the wrapping layer and the shielding sleeve, an inner heat insulation layer is sleeved outside the wrapping layer, an outer heat insulation layer is sleeved outside the inner heat insulation layer, and a protective layer is sleeved outside the outer heat insulation layer; the communication cable can be heated by the heating component, the temperature of the communication cable is increased in a severe cold environment, the bending performance of the communication cable is ensured, the communication cable is not easy to damage in the bending process, and the communication cable is suitable for a working environment under all climates; the heat is slowly transferred and released to the protective layer through the inner heat insulation layer and the outer heat insulation layer, the temperature of the protective layer is gradually increased, and the phenomenon that the power consumption is high due to the fact that the heat is radiated outwards at an excessively high speed is avoided.
Description
Technical Field
The invention belongs to the technical field of cables, and particularly relates to a 5G low-temperature-resistant anti-freezing cable.
Background
In the construction process of 5G basic station, inevitable meeting lays the cable in severe cold district, and severe cold district's ambient temperature is lower, and the low temperature is great to the influence of cable, and the low temperature influences the bending property of communication cable, and the communication cable of buckling under the low temperature environment makes its surface produce the phenomenon of fracture easily, leads to the communication cable to damage, can not adapt to the operational environment under the climatic condition.
Therefore, a 5G low-temperature-resistant anti-freezing cable which can increase the temperature of a communication cable, ensure the bending performance of the communication cable and adapt to the whole-weather working environment needs to be designed to solve the technical problems at present.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides the 5G low-temperature-resistant anti-freezing cable which can improve the temperature of the communication cable, ensure the bending performance of the communication cable and adapt to the working environment under the whole climate.
The technical scheme of the invention is as follows: the anti-freeze cable of 5G low temperature resistant, including the sinle silk, the outside cover of sinle silk is equipped with insulating cover, insulating cover's the outside is provided with the shield cover, the outside cover of shield cover is equipped with around the covering, around the covering with evenly be provided with the heater block between the shield cover, the outside cover around the covering is equipped with interior heat insulating layer, the outside cover of interior heat insulating layer is equipped with outer insulating layer, the inoxidizing coating of the outside cover of outer insulating layer.
Three groups of wire cores are circumferentially arrayed inside the shielding sleeve, and three heating parts are circumferentially arrayed inside the wrapping layer; the heating component is provided with PCT ceramic, and two heating wire cores are symmetrically arranged in the PCT ceramic.
And an inner supporting piece is arranged between the three groups of wire cores, and a positioning groove corresponding to the insulating sleeve is formed in the inner supporting piece.
Two binding wires are fixedly arranged between the positioning grooves, fixing wires corresponding to the binding wires are arranged on the outer side of the shielding sleeve, and the binding wires are bound and fixed on the fixing wires.
The middle part of the inner supporting piece is provided with a mounting hole along the axial direction of the protective layer, and an anti-drawing wire is arranged inside the mounting hole.
The inner heat insulation layer is provided with vacuum tubes which are uniformly arranged on the outer side of the wrapping layer, and the axial directions of the vacuum tubes are parallel to the axial direction of the protective layer.
The vacuum tube between the wrapping layer and the outer heat insulation layer is filled with talcum powder.
The cable core is an annealed soft copper wire, the insulating sleeve is silicon rubber, and the protective layer is a polychloroprene sleeve.
A packing layer is arranged between the wrapping layer and the shielding sleeve, and the packing layer is an oxide heat-conducting packing filled between the wrapping layer and the shielding sleeve.
The oxide filler is any one or combination of more of aluminum oxide, magnesium oxide, zinc oxide, aluminum nitride, boron nitride and silicon carbide.
The invention has the beneficial effects that:
(1) The communication cable can be heated by the heating component, the temperature of the communication cable is increased in a severe cold environment, the bending performance of the communication cable is ensured, the communication cable is not easy to damage in the bending process, and the communication cable is suitable for a working environment under all climates;
(2) The heat is slowly transferred and released to the protective layer through the inner heat insulation layer and the outer heat insulation layer, the temperature of the protective layer is gradually increased, and the phenomenon that the power consumption is high due to the fact that the heat is radiated outwards at an excessively high speed is avoided.
Drawings
FIG. 1 is a schematic structural diagram of a 5G low temperature and freeze resistant cable according to the present invention.
FIG. 2 is a second schematic structural diagram of the 5G low temperature and freeze resistant cable of the present invention.
FIG. 3 is a schematic view of the inner support member of the present invention.
Detailed Description
Various exemplary embodiments of the present invention will now be described in detail with reference to the accompanying drawings. The description of the exemplary embodiments is merely illustrative and is in no way intended to limit the invention, its application, or uses. The present invention may be embodied in many different forms and is not limited to the embodiments described herein. These embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art. It should be noted that: the relative arrangement of parts and steps, the composition of materials, numerical expressions and numerical values set forth in these embodiments are to be construed as merely illustrative, and not as limitative, unless specifically stated otherwise.
The use of "first," "second," and similar terms in the present application do not denote any order, quantity, or importance, but rather the terms are used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element preceding the word covers the element listed after the word, and does not exclude the possibility that other elements are also covered. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.
As shown in fig. 1 and 2, the 5G low temperature resistant and freeze resistant cable includes a wire core 1, an insulating sleeve 2 is sleeved outside the wire core 1, a shielding sleeve 3 is arranged outside the insulating sleeve 2, a wrapping layer 5 is sleeved outside the shielding sleeve 3, heating members 4 are uniformly arranged between the wrapping layer 5 and the shielding sleeve 3, an inner heat insulating layer 6 is sleeved outside the wrapping layer 5, an outer heat insulating layer 7 is sleeved outside the inner heat insulating layer 6, and a protective layer 8 is sleeved outside the outer heat insulating layer 7; in the embodiment, the communication cable can be heated by the heating part 4, the temperature of the communication cable is increased in a severe cold environment, the bending performance of the communication cable is ensured, the communication cable is not easy to damage in the bending process, and the communication cable is suitable for a working environment under all climates; the heat is slowly transferred and released to the protective layer 8 through the inner heat insulation layer 6 and the outer heat insulation layer 7, the temperature of the protective layer is gradually increased, and the phenomenon that the power consumption is high due to the fact that the heat is radiated outwards at an excessively high speed is avoided.
In some embodiments, as a specific implementation manner of the heating element 4, three groups of wire cores 1 are circumferentially arrayed inside the shielding sleeve 3, and three heating elements 4 are circumferentially arrayed inside the wrapping layer 5; the heating part 4 is provided with PCT ceramics 41, two heating wire cores 42 are symmetrically arranged in the PCT ceramics 41, when in heating, the end parts of the two heating wire cores 42 in the heating part 4 at one end of the communication cable are respectively subjected to insulation treatment, then a power supply is connected between the two heating wire cores 42 in the heating part 4 at the other end of the communication cable, a loop is formed between the two heating wire cores 42 to generate heat, the heat is radiated out through the PTC ceramics 41, the resistance of the PTC ceramics 41 is very small at normal temperature, when the temperature is increased to a certain specific temperature (transition temperature) and is suddenly increased by thousand times to million times, the heating is stopped, the resistance is recovered after the temperature is reduced, the heating is continued, the temperature control effect on the heating part 4 is continuously realized in a circulating way, and the communication cable is prevented from being damaged due to overhigh temperature.
In some embodiments, as shown in fig. 2 and 3, an inner support member 11 is disposed between three groups of wire cores 1, a positioning groove 111 corresponding to the insulating sleeve 2 is disposed on the inner support member 11, and the wire cores 1 are matched and attached to the positioning groove 111 through the insulating sleeve 2, so as to provide stable support for the wire cores 1 and the insulating sleeve 2, and improve stability between the wire cores 1.
In some embodiments, two binding wires 112 are fixedly arranged between the positioning grooves 111, one end of the binding wire 112 is fixedly embedded in the inner support member 11, the outer side of the shielding sleeve 3 is provided with a fixing wire 13 corresponding to the binding wire 112, the binding wire 112 is fixed on the fixing wire 13, the shielding sleeve 3 is a metal shielding net, the binding wire 112 is a metal binding wire, the binding wire 112 is fixed with the fixing wire 13, the shielding sleeve 3 is inwardly tightened and wrapped on the outer side of the insulating sleeve 2, the shielding sleeve 3 is fixed, meanwhile, the wire core 1 and the insulating sleeve 2 can be reinforced, and the stability of the wire core is further improved.
In some embodiments, the middle of the inner supporting member 11 is provided with a mounting hole 113 along the axial direction of the protective layer 8, the inner portion of the mounting hole 113 is provided with a tensile wire 12, wherein the tensile wire 12 and the fixing wire 13 are steel wires, and in the using process of the communication cable, the tensile wire 12 and the fixing wire 13 can disperse the axial direction received by the communication cable, so that the tensile property of the communication cable is improved, and the disconnection of the cable core 1 caused by overlarge tensile force is avoided.
As a specific embodiment of the inner heat insulation layer 6, the inner heat insulation layer 6 is provided with vacuum tubes 61 uniformly arranged on the outer side of the wrapping layer 5, the vacuum tubes 61 are of a vacuum tubular structure, heat cannot be transferred due to vacuum, the inner heat insulation layer 6 is arranged between the outer heat insulation layer 7 and the wrapping layer 5, a certain heat insulation effect can be achieved, the speed of outward diffusion of heat in the communication cable can be reduced, and the axial direction of the vacuum tubes 61 is parallel to the axial direction of the protective layer 8.
In some embodiments, fill around the vacuum tube 61 outside between covering 5 and the outer insulating layer 7 and have the talcum powder, can reduce the frictional force between the vacuum tube 61 through the talcum powder, simultaneously, the heat conductivility of talcum powder is also relatively poor, can slow down the inside heat of communication cable speed of outdiffusion.
Further, the wire core 1 is an annealed soft copper wire, the insulating sleeve 2 is silicon rubber, and the protective layer 8 is a polychloroprene sleeve.
In some embodiments, a packing layer 9 is disposed between the wrapping layer 5 and the shielding sleeve 3, the packing layer 9 is an oxide heat-conducting packing filled between the wrapping layer 5 and the shielding sleeve 3, and the oxide heat-conducting packing has high heat conductivity and can rapidly transfer heat generated by the heating component 4, so that the temperature of the packing layer 9 is uniform.
More specifically, the oxide filler is any one or combination of more of alumina, magnesia, zinc oxide, aluminum nitride, boron nitride and silicon carbide.
Thus, various embodiments of the present invention have been described in detail. Some details well known in the art have not been described in order to avoid obscuring the concepts of the present invention. It will be fully apparent to those skilled in the art from the foregoing description how to practice the presently disclosed embodiments.
The above-mentioned embodiments only express some embodiments of the present invention, and the description thereof is specific and detailed, but not to be understood as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. The utility model provides a 5G low temperature resistant freeze proof cable, a serial communication port, includes the sinle silk, the outside cover of sinle silk is equipped with insulating cover, insulating cover's the outside is provided with the shield cover, the outside cover of shield cover is equipped with around the covering, around the covering with evenly be provided with the heater block between the shield cover, the outside cover around the covering is equipped with interior heat insulating layer, the outside cover of interior heat insulating layer is equipped with outer insulating layer, the inoxidizing coating of the outside cover of outer insulating layer.
2. The 5G low temperature resistant antifreeze cable of claim 1, wherein: three groups of wire cores are circumferentially arrayed inside the shielding sleeve, and three heating parts are circumferentially arrayed inside the wrapping layer; the heating component is provided with PCT ceramic, and two heating wire cores are symmetrically arranged in the PCT ceramic.
3. The 5G low temperature resistant antifreeze cable of claim 2, wherein: and an inner supporting piece is arranged between the three groups of wire cores, and a positioning groove corresponding to the insulating sleeve is formed in the inner supporting piece.
4. The 5G low temperature resistant antifreeze cable of claim 3, wherein: two binding wires are fixedly arranged between the positioning grooves, fixing wires corresponding to the binding wires are arranged on the outer side of the shielding sleeve, and the binding wires are bound and fixed on the fixing wires.
5. The 5G low temperature resistant antifreeze cable of claim 3, wherein: the middle part of the inner supporting piece is provided with a mounting hole along the axial direction of the protective layer, and an anti-drawing wire is arranged inside the mounting hole.
6. The 5G low temperature resistant antifreeze cable of claim 1, wherein: the inner heat insulation layer is provided with vacuum tubes which are uniformly arranged on the outer side of the wrapping layer, and the axial directions of the vacuum tubes are parallel to the axial direction of the protective layer.
7. The 5G low temperature resistant antifreeze cable of claim 6, wherein: the vacuum tube between the wrapping layer and the outer heat insulation layer is filled with talcum powder.
8. The 5G low temperature resistant antifreeze cable of claim 1, wherein: the cable core is an annealed soft copper wire, the insulating sleeve is silicon rubber, and the protective layer is a polychloroprene sleeve.
9. The 5G low temperature resistant antifreeze cable of claim 1, wherein: a packing layer is arranged between the wrapping layer and the shielding sleeve, and the packing layer is an oxide heat-conducting packing filled between the wrapping layer and the shielding sleeve.
10. The 5G low temperature resistant antifreeze cable of claim 9, wherein: the oxide filler is any one or combination of more of aluminum oxide, magnesium oxide, zinc oxide, aluminum nitride, boron nitride and silicon carbide.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210780717.7A CN115295223A (en) | 2022-07-04 | 2022-07-04 | 5G low-temperature-resistant anti-freezing cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210780717.7A CN115295223A (en) | 2022-07-04 | 2022-07-04 | 5G low-temperature-resistant anti-freezing cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115295223A true CN115295223A (en) | 2022-11-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210780717.7A Pending CN115295223A (en) | 2022-07-04 | 2022-07-04 | 5G low-temperature-resistant anti-freezing cable |
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| Country | Link |
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| CN (1) | CN115295223A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117416288A (en) * | 2023-10-24 | 2024-01-19 | 无锡鼎芯电线电缆有限公司 | Cold-resistant power line for automobile cigar lighter |
-
2022
- 2022-07-04 CN CN202210780717.7A patent/CN115295223A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117416288A (en) * | 2023-10-24 | 2024-01-19 | 无锡鼎芯电线电缆有限公司 | Cold-resistant power line for automobile cigar lighter |
| CN117416288B (en) * | 2023-10-24 | 2024-04-05 | 无锡鼎芯电线电缆有限公司 | Cold-resistant power line for automobile cigar lighter |
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