CN217405160U - High-temperature-resistant wire and cable for aviation - Google Patents
High-temperature-resistant wire and cable for aviation Download PDFInfo
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- CN217405160U CN217405160U CN202220997843.3U CN202220997843U CN217405160U CN 217405160 U CN217405160 U CN 217405160U CN 202220997843 U CN202220997843 U CN 202220997843U CN 217405160 U CN217405160 U CN 217405160U
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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
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- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
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Abstract
The utility model belongs to the technical field of electric wires and cables, in particular to an aviation high-temperature resistant electric wire and cable, which comprises a perfluoro-ether rubber protective sleeve, the inner cavity of the perfluoro-ether rubber protective sleeve is provided with a perfluoro-ether rubber filling layer, the inner cavity of the perfluoro-ether rubber filling layer is provided with a plurality of high temperature resistant wire cores, and a pressure-bearing assembly is arranged between the two groups of high-temperature-resistant wire cores and the perfluoro-ether rubber protective sleeve, a flame-retardant assembly is arranged on the inner wall of the perfluoro-ether rubber protective sleeve, the surface of full fluoroether rubber protective sheath is equipped with the polyvinylidene fluoride coating all around, the surface of polyvinylidene fluoride coating is equipped with the epoxy coating all around, the utility model discloses a full fluoroether rubber protective sheath, full fluoroether rubber filling layer, polyvinylidene fluoride coating, epoxy coating and organosilicon coating have the high temperature resistant effect that improves wire and cable to can solve the problem that current wire and cable can't use for a long time in high temperature.
Description
Technical Field
The utility model relates to a wire and cable technical field specifically is a high temperature resistant wire and cable for aviation.
Background
The wire and cable is used for transmitting electric (magnetic) energy, information and wire products for realizing electromagnetic energy conversion. The wire cable in a broad sense is also referred to as a cable for short, and the cable in a narrow sense means an insulated cable. At present, the development of aerospace industry is an important component for realizing the improvement of comprehensive strength of China and great revivification of Chinese nationalities, and wires and cables are important components for transmitting energy and penetrate through the whole application system of aerospace.
However, most of the current electric wires and cables for aviation have the problem that they cannot be used at high temperature for a long time.
Therefore, the high-temperature-resistant wire cable for aviation is provided.
SUMMERY OF THE UTILITY MODEL
The present invention has been made in view of the above and/or other problems occurring in the conventional high temperature resistant electric wire and cable for aviation.
Therefore, the utility model aims at providing an aviation is with wire and cable of high temperature resistance can solve the above-mentioned current problem of proposing.
In order to solve the technical problem, according to the utility model discloses an aspect, the utility model provides a following technical scheme:
a high-temperature-resistant wire and cable for aviation comprises a perfluoro-ether rubber protective sleeve, wherein a perfluoro-ether rubber filling layer is arranged in an inner cavity of the perfluoro-ether rubber protective sleeve, a plurality of high-temperature-resistant wire cores are arranged in the inner cavity of the perfluoro-ether rubber filling layer, and a pressure-bearing assembly is arranged between two groups of high-temperature-resistant wire cores and the perfluoro-ether rubber protective sleeve;
the inner wall of the perfluoro ether rubber protective sleeve is provided with a flame-retardant component, the periphery of the outer surface of the perfluoro ether rubber protective sleeve is provided with a polyvinylidene fluoride coating, the periphery of the outer surface of the polyvinylidene fluoride coating is provided with an epoxy resin coating, and the periphery of the outer surface of the epoxy resin coating is provided with a polyurea coating.
As an aviation high temperature resistance wire and cable's an preferred scheme, wherein: the high-temperature-resistant wire core is composed of a stranded conductor, an insulating layer, a shielding layer, an organic silicon coating and a high-molecular polyethylene coating, the insulating layer is arranged on the periphery of the outer surface of the stranded conductor, the shielding layer is arranged on the periphery of the outer surface of the insulating layer, the organic silicon coating is arranged on the periphery of the outer surface of the shielding layer, and the high-molecular polyethylene coating is arranged on the periphery of the outer surface of the organic silicon coating.
As an aviation high temperature resistance wire and cable's an preferred scheme, wherein: the stranded conductor is formed by stranding annealed copper wires, the insulating layer is formed by extruding ceramic silicon rubber, and the shielding layer is formed by wrapping a copper strip.
As an aviation high temperature resistance wire and cable's an preferred scheme, wherein: the flame-retardant component comprises a chlorinated paraffin filling layer and a placing groove, the inner wall of the perfluoro-ether rubber protective sleeve is provided with a plurality of placing grooves, the inner wall of each placing groove is provided with the chlorinated paraffin filling layer, and the chlorinated paraffin filling layer is powdery.
As an aviation high temperature resistance wire and cable's an preferred scheme, wherein: the bearing assembly is a first outer bearing plate and a first inner bearing plate, a plurality of first outer bearing plates are fixedly installed on the surface of the inner cavity of the full-fluorine ether rubber protective sleeve, the outer bearing plates are two groups of first inner bearing plates fixedly installed between the high-temperature-resistant wire cores, the first outer bearing plates are located on one side of the first inner bearing plates, the first outer bearing plates are fixedly installed with rubber plates which are fixedly installed at the two ends between the first inner bearing plates, and a plurality of elastic rods which are fixedly installed between the two groups of rubber plates.
As an aviation high temperature resistance wire and cable's an preferred scheme, wherein: the first outer bearing plate and the first inner bearing plate are made of polyamide-imide, and the material of the elastic rod is set to be spring steel.
As an aviation high temperature resistance wire and cable's an preferred scheme, wherein: the bearing assembly is the outer bearing plate of second and the interior bearing plate of second, the outer bearing plate of a plurality of second of inner chamber fixed surface installation of full fluorine ether rubber protective sheath, two sets of bearing plate in the fixed mounting second between the high temperature resistant sinle silk, and the outer bearing plate of second is located one side of bearing plate in the second, the outer bearing plate of second with the equal fixed mounting elastic plate in both ends between the bearing plate in the second.
As an aviation high temperature resistance wire and cable's an preferred scheme, wherein: the second outer bearing plate and the second inner bearing plate are made of polyamide-imide, and the material of the elastic plate is set to be spring steel.
Compared with the prior art:
1. the high-temperature resistance effect of the wire and cable is improved through the perfluoro-ether rubber protective sleeve, the perfluoro-ether rubber filling layer, the polyvinylidene fluoride coating, the epoxy resin coating and the organic silicon coating, so that the problem that the conventional wire and cable cannot be used at high temperature for a long time can be solved;
2. the flame-retardant component has the effect of realizing flame retardance of the electric wire and the cable, and the electric wire and the cable are subjected to flame retardance, so that the phenomenon that the electric wire and the cable catch fire is avoided, and the safety is improved.
Drawings
FIG. 1 is a schematic cross-sectional view of the structure of embodiment 1 of the present invention;
FIG. 2 is a schematic cross-sectional view of the high temperature resistant core of the present invention;
fig. 3 is a schematic structural view of embodiment 1 of the present invention;
fig. 4 is a schematic cross-sectional view of the structure of embodiment 2 of the present invention.
In the figure: high temperature resistant sinle silk 2, stranded conductor 21, insulating layer 22, shielding layer 23, organosilicon coating 24, polymer polyethylene coating 25, perfluor ether rubber filling layer 3, perfluor ether rubber protective sheath 4, chlorinated paraffin filling layer 42, standing groove 43, polyvinylidene fluoride coating 5, epoxy coating 6, polyurea coating 7, bearing assembly 8, first outer bearing plate 81, first interior bearing plate 82, rubber slab 83, elastic rod 84, the outer bearing plate 86 of second, bearing plate 87 in the second, elastic plate 88.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.
Example 1:
the utility model provides a fire-resistant wire and cable for aviation, please refer to fig. 1-3, including the perfluoro-ether rubber protective sheath 4, the perfluoro-ether rubber protective sheath 4 has the effects of high and low temperature resistance, chemical resistance, the inner chamber of the perfluoro-ether rubber protective sheath 4 is provided with the perfluoro-ether rubber filling layer 3, the perfluoro-ether rubber filling layer 3 has the effects of high and low temperature resistance, chemical resistance, the inner chamber of the perfluoro-ether rubber filling layer 3 is provided with a plurality of high temperature resistant cores 2, and a bearing component 8 is arranged between two groups of high temperature resistant cores 2 and the perfluoro-ether rubber protective sheath 4, the inner wall of the perfluoro-ether rubber protective sheath 4 is provided with a flame retardant component, the outer surface of the perfluoro-ether rubber protective sheath 4 is provided with a polyvinylidene fluoride coating 5 all around, the polyvinylidene fluoride coating 5 has good chemical corrosion resistance, high temperature resistance, oxidation resistance, weather resistance, ray radiation resistance, the outer surface of the polyvinylidene fluoride coating 5 is provided with an epoxy resin coating 6 all around, the epoxy resin coating 6 has the functions of chemical resistance, heat resistance and electrical insulation, the polyurea coating 7 is arranged on the periphery of the outer surface of the epoxy resin coating 6, and the polyurea coating 7 has the functions of corrosion resistance, water resistance and wear resistance.
The high-temperature-resistant wire core 2 is composed of a stranded conductor 21, an insulating layer 22, a shielding layer 23, an organic silicon coating 24 and a high-molecular polyethylene coating 25, the insulating layer 22 is arranged on the periphery of the outer surface of the stranded conductor 21, the shielding layer 23 is arranged on the periphery of the outer surface of the insulating layer 22, the organic silicon coating 24 is arranged on the periphery of the outer surface of the shielding layer 23, the organic silicon coating 24 has the functions of high and low temperature resistance, electrical insulation, oxidation stability, weather resistance, fire resistance, hydrophobicity and corrosion resistance, the high-molecular polyethylene coating 25 is arranged on the periphery of the outer surface of the organic silicon coating 24, the high-molecular polyethylene coating 25 has the functions of impact resistance and abrasion resistance, the stranded conductor 21 is formed by stranding annealed copper wires, the insulating layer 22 is formed by extruding ceramic silicon rubber, the ceramic silicon rubber is a novel high-molecular refractory material, and the shielding layer 23 is formed by wrapping a copper strip.
The flame-retardant component comprises a chlorinated paraffin filling layer 42 and a placing groove 43, the placing grooves 43 are formed in the inner wall of the perfluoro ether rubber protective sleeve 4, the chlorinated paraffin filling layer 42 is arranged on the inner wall of each placing groove 43, the chlorinated paraffin filling layer 42 is powdery, and the chlorinated paraffin filling layer 42 has a flame-retardant effect.
The bearing assembly 8 is a first outer bearing plate 81 and a first inner bearing plate 82, a plurality of first outer bearing plates 81 are fixedly installed on the surface of an inner cavity of the perfluoro-ether rubber protective sleeve 4, a first inner bearing plate 82 is fixedly installed between two groups of high-temperature-resistant wire cores 2, the first outer bearing plate 81 is located on one side of the first inner bearing plate 82, rubber plates 83 are fixedly installed at two ends between the first outer bearing plate 81 and the first inner bearing plate 82, a plurality of elastic rods 84 are fixedly installed between the two groups of rubber plates 83, the first outer bearing plate 81 and the first inner bearing plate 82 are made of polyamide-imide, and the elastic rods 84 are made of spring steel.
The working principle is as follows: arranging an insulating layer 22 on the outer surface of the stranded conductor 21, arranging a shielding layer 23 on the outer surface of the insulating layer 22, arranging an organic silicon coating 24 on the outer surface of the shielding layer 23, and arranging a high-molecular polyethylene coating 25 on the outer surface of the organic silicon coating 24, thereby obtaining a high-temperature-resistant wire core 2;
installing a first inner bearing plate 82 between two groups of high-temperature-resistant wire cores 2, installing a first outer bearing plate 81 on the surface of the inner cavity of a perfluoro-ether rubber protective sleeve 4, thereby completing the installation of a bearing component 8, filling a perfluoro-ether rubber filling layer 3 in the inner cavity of the perfluoro-ether rubber protective sleeve 4, meanwhile, filling a chlorinated paraffin filling layer 42 in a placing groove 43, then arranging a polyvinylidene fluoride coating 5 on the outer surface of the perfluoro-ether rubber protective sleeve 4, arranging an epoxy resin coating 6 on the outer surface of the polyvinylidene fluoride coating 5, and arranging a polyurea coating 7 on the outer surface of the epoxy resin coating 6, thereby obtaining the wire cable;
when the electric wire or cable is subjected to a compression or the like, the rubber plate 83 and the elastic rod 84 are deformed, thereby improving the pressure resistance of the electric wire or cable.
Example 2:
the utility model provides an aviation is with high temperature resistance wire and cable, please refer to figure 4, including full fluorine ether rubber protective sheath 4, the inner chamber of full fluorine ether rubber protective sheath 4 is equipped with full fluorine ether rubber filling layer 3, the inner chamber of full fluorine ether rubber filling layer 3 is equipped with a plurality of high temperature resistant sinle silk 2, and be equipped with pressure-bearing subassembly 8 between two sets of high temperature resistant sinle silk 2 and the full fluorine ether rubber protective sheath 4, the inner wall of full fluorine ether rubber protective sheath 4 is equipped with fire-retardant subassembly, the surface of full fluorine ether rubber protective sheath 4 is equipped with polyvinylidene fluoride coating 5 all around, the surface of polyvinylidene fluoride coating 5 is equipped with epoxy coating 6 all around, the surface of epoxy coating 6 is equipped with polyurea coating 7 all around.
The bearing assembly 8 is composed of a second outer bearing plate 86 and a second inner bearing plate 87, a plurality of second outer bearing plates 86 are fixedly installed on the surface of an inner cavity of the perfluoro-ether rubber protective sleeve 4, the second inner bearing plate 87 is fixedly installed between the two groups of high-temperature-resistant wire cores 2, the second outer bearing plate 86 is located on one side of the second inner bearing plate 87, elastic plates 88 are fixedly installed at two ends between the second outer bearing plate 86 and the second inner bearing plate 87, the second outer bearing plate 86 and the second inner bearing plate 87 are made of polyamide-imide, the elastic plates 88 are made of spring steel, and the elastic plates 88 are S-shaped.
The working principle is as follows: arranging an insulating layer 22 on the outer surface of the stranded conductor 21, arranging a shielding layer 23 on the outer surface of the insulating layer 22, arranging an organic silicon coating 24 on the outer surface of the shielding layer 23, and arranging a high-molecular polyethylene coating 25 on the outer surface of the organic silicon coating 24, thereby obtaining a high-temperature-resistant wire core 2;
installing a second inner bearing plate 87 between the two groups of high-temperature-resistant wire cores 2, installing a second outer bearing plate 86 on the surface of the inner cavity of the perfluoro-ether rubber protective sleeve 4, thereby completing the installation of the bearing component 8, filling the perfluoro-ether rubber filling layer 3 in the inner cavity of the perfluoro-ether rubber protective sleeve 4, meanwhile, filling the chlorinated paraffin filling layer 42 in the placing groove 43, then, arranging a polyvinylidene fluoride coating 5 on the outer surface of the perfluoro-ether rubber protective sleeve 4, arranging an epoxy resin coating 6 on the outer surface of the polyvinylidene fluoride coating 5, and arranging a polyurea coating 7 on the outer surface of the epoxy resin coating 6, thereby obtaining the wire cable;
when the wire or cable is pressed, the elastic plate 88 is deformed, thereby increasing the pressure resistance of the wire or cable.
While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the description of these combinations not exhaustive in this specification is merely for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.
Claims (8)
1. A high-temperature-resistant wire and cable for aviation comprises a perfluoro-ether rubber protective sleeve (4), and is characterized in that a perfluoro-ether rubber filling layer (3) is arranged in an inner cavity of the perfluoro-ether rubber protective sleeve (4), a plurality of high-temperature-resistant wire cores (2) are arranged in the inner cavity of the perfluoro-ether rubber filling layer (3), and a pressure-bearing assembly (8) is arranged between two groups of high-temperature-resistant wire cores (2) and the perfluoro-ether rubber protective sleeve (4);
the inner wall of perfluor ether rubber protective sheath (4) is equipped with fire-retardant subassembly, the surface of perfluor ether rubber protective sheath (4) is equipped with polyvinylidene fluoride coating (5) all around, the surface of polyvinylidene fluoride coating (5) is equipped with epoxy coating (6) all around, the surface of epoxy coating (6) is equipped with polyurea coating (7) all around.
2. The aviation high-temperature-resistant wire cable is characterized in that the high-temperature-resistant wire core (2) is composed of a stranded conductor (21), an insulating layer (22), a shielding layer (23), an organic silicon coating (24) and a high-molecular polyethylene coating (25), the insulating layer (22) is arranged on the periphery of the outer surface of the stranded conductor (21), the shielding layer (23) is arranged on the periphery of the outer surface of the insulating layer (22), the organic silicon coating (24) is arranged on the periphery of the outer surface of the shielding layer (23), and the high-molecular polyethylene coating (25) is arranged on the periphery of the outer surface of the organic silicon coating (24).
3. The aviation high-temperature-resistant wire and cable as claimed in claim 2, wherein the stranded conductor (21) is formed by stranding annealed copper wires, the insulating layer (22) is formed by extruding ceramic silicone rubber, and the shielding layer (23) is formed by wrapping a copper strip.
4. The aviation high-temperature-resistant electric wire and cable according to claim 1, wherein the flame-retardant component comprises a chlorinated paraffin filling layer (42) and a placing groove (43), the inner wall of the perfluoro-ether rubber protective sleeve (4) is provided with a plurality of placing grooves (43), the inner wall of each placing groove (43) is provided with the chlorinated paraffin filling layer (42), and the chlorinated paraffin filling layer (42) is powdery.
5. The aviation high-temperature-resistant wire cable according to claim 1, wherein the bearing assembly (8) is a first outer bearing plate (81) and a first inner bearing plate (82), a plurality of first outer bearing plates (81) are fixedly mounted on the surface of the inner cavity of the perfluoro-ether rubber sheath (4), two sets of first inner bearing plates (82) are fixedly mounted between the high-temperature-resistant wire cores (2), the first outer bearing plates (81) are located on one side of the first inner bearing plates (82), rubber plates (83) are fixedly mounted at two ends between the first outer bearing plates (81) and the first inner bearing plates (82), and a plurality of elastic rods (84) are fixedly mounted between the two sets of rubber plates (83).
6. The aircraft high-temperature-resistant electric wire and cable according to claim 5, wherein the first outer bearing plate (81) and the first inner bearing plate (82) are made of polyamide-imide, and the material of the elastic rod (84) is provided as spring steel.
7. The aviation high-temperature-resistant wire cable according to claim 1, wherein the bearing assembly (8) is composed of a second outer bearing plate (86) and a second inner bearing plate (87), a plurality of second outer bearing plates (86) are fixedly mounted on the surface of the inner cavity of the perfluoro-ether rubber protective sleeve (4), a second inner bearing plate (87) is fixedly mounted between the two groups of high-temperature-resistant wire cores (2), the second outer bearing plate (86) is located on one side of the second inner bearing plate (87), and elastic plates (88) are fixedly mounted at two ends between the second outer bearing plate (86) and the second inner bearing plate (87).
8. The aircraft high-temperature-resistant wire cable according to claim 7, wherein the second outer bearing plate (86) and the second inner bearing plate (87) are made of polyamide-imide, and the material of the elastic plate (88) is provided as spring steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220997843.3U CN217405160U (en) | 2022-04-27 | 2022-04-27 | High-temperature-resistant wire and cable for aviation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220997843.3U CN217405160U (en) | 2022-04-27 | 2022-04-27 | High-temperature-resistant wire and cable for aviation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217405160U true CN217405160U (en) | 2022-09-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220997843.3U Active CN217405160U (en) | 2022-04-27 | 2022-04-27 | High-temperature-resistant wire and cable for aviation |
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| Country | Link |
|---|---|
| CN (1) | CN217405160U (en) |
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2022
- 2022-04-27 CN CN202220997843.3U patent/CN217405160U/en active Active
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