CN211181711U - Radiation-resistant, wear-resistant, flame-retardant and environment-friendly cable - Google Patents
Radiation-resistant, wear-resistant, flame-retardant and environment-friendly cable Download PDFInfo
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- CN211181711U CN211181711U CN202020062865.1U CN202020062865U CN211181711U CN 211181711 U CN211181711 U CN 211181711U CN 202020062865 U CN202020062865 U CN 202020062865U CN 211181711 U CN211181711 U CN 211181711U
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Abstract
The utility model provides a resistant wear-resisting fire-retardant environmental protection cable of radiation which characterized in that: it includes copper conductor sinle silk (1), copper conductor sinle silk (1) crowded package has polyether ether ketone insulating layer (2), at least 2 crowded package has copper conductor sinle silk (1) of polyether ether ketone insulating layer (2) to wind outward around having the polyimide area around covering (3), the polyimide area has woven metal shielding layer (4) around covering (3), woven metal shielding layer (4) overcoat has polyether ether ketone oversheath (5). The materials selected by the cable are all low-smoke halogen-free environment-friendly materials, each material has very good temperature resistance, the cable can be used for a long time at 250 ℃, and compared with the traditional cross-linked polyolefin insulated cable, the cable has large current-carrying capacity; simultaneously the utility model has the characteristics of resistant radiation, wear-resisting, resistant chemical product corruption, fire-retardant environmental protection to the long service life of cable uses safelyr, satisfies the high performance requirement of military project and special place to the cable.
Description
Technical Field
The utility model belongs to the wire and cable field specifically says so and relates to a wear-resisting fire-retardant environmental protection cable of resistant radiation.
Background
The wire and cable industry is an important matching industry for economic construction and is widely applied to various fields of national economy. In recent years, with the continuous and rapid development of economy and the advance of urbanization in China, the wire and cable industry keeps a higher growth speed, and correspondingly, higher requirements on the performance of the wire and cable are also provided. Besides the requirement of low smoke and zero halogen, the cable may also need good flame retardancy, high temperature resistance, weather resistance, wear resistance, radiation resistance, chemical corrosion resistance and the like.
At present, the low-smoke halogen-free environment-friendly cable in the market is mainly products such as cross-linked polyolefin, silicon rubber and the like. Wherein the temperature-resistant grade of the cross-linked polyolefin is low, and the temperature resistance is only about 125-150 ℃. In addition, the wear resistance, acid and alkali corrosion resistance and radiation resistance of the crosslinked polyolefin are general, and the high performance requirements of the current military industry and special places on the cable cannot be met. The silicon rubber has higher temperature resistance, but the wear resistance, the acid and alkali corrosion resistance and the radiation resistance do not meet the requirements of use conditions.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a radiation-resistant wear-resistant flame-retardant environment-friendly cable aiming at the defects in the prior art, the simple structure, the green and the temperature-resistant grade of the wire and cable required by military industry and special occasions on the current market are high, the flame retardance is good, the chemical corrosion resistance and the radiation resistance are excellent, the service life of the product is long, and the safety performance is higher.
Technical scheme
In order to realize the technical purpose, the utility model provides a pair of wear-resisting fire-retardant environmental protection cable of resistant radiation, its characterized in that: it includes the copper conductor sinle silk, the crowded package of copper conductor sinle silk has the polyether ether ketone insulating layer, 2 at least crowded copper conductor sinle silks that have the polyether ether ketone insulating layer are around having the polyimide area around the package outward, the metal woven shield layer has been woven around the package in the polyimide area, the metal woven shield layer overcoat has the polyether ether ketone oversheath.
Further, the filling layer is filled in the gap between the at least 2 copper conductor wire cores extruded with the polyether-ether-ketone insulating layers and the polyimide tape winding cladding.
Furthermore, the copper conductor wire core is formed by stranding a plurality of strands of nickel-plated copper conductors.
Further, the thickness of the polyether-ether-ketone insulating layer is 0.2-1.0 mm.
Further, the filler of the filling layer is glass fiber.
Furthermore, the polyimide tape winding cladding is 1-3 layers, and the thickness is 0.10-0.5 mm.
Furthermore, the metal braided shielding layer is formed by braiding nickel-plated copper wires, the braiding density is more than or equal to 80%, and the thickness is 0.2-0.5 mm.
Further, the polyether-ether-ketone outer sheath is formed by extruding polyether-ether-ketone, and the thickness of the polyether-ether-ketone outer sheath is 0.2-1.0 mm.
Advantageous effects
The utility model provides a radiation-resistant wear-resistant flame-retardant environment-friendly cable, the material that the cable selected all is low smoke and zero halogen's environmental protection material, every material has very good temperature resistance, the cable can be used for a long time under 250 ℃, compare with traditional crosslinked polyolefin insulated cable, the utility model discloses the current-carrying capacity of cable is big; simultaneously the utility model has the characteristics of resistant radiation, wear-resisting, resistant chemical product corruption, fire-retardant environmental protection to the long service life of cable uses safelyr, satisfies the high performance requirement of military project and special place to the cable.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
As shown in the attached drawing 1, the radiation-resistant, wear-resistant, flame-retardant and environment-friendly cable comprises a copper conductor wire core 1, wherein a polyether-ether-ketone insulating layer 2 is extruded on the copper conductor wire core 1, a polyimide tape winding layer 3 is wound outside at least 2 copper conductor wire cores 1 extruded with the polyether-ether-ketone insulating layer 2, a metal woven shielding layer 4 is woven outside the polyimide tape winding layer 3, and a polyether-ether-ketone outer sheath 5 is sleeved outside the metal woven shielding layer 4.
And a filling layer 6 is filled in a gap between the at least 2 copper conductor wire cores 1 extruded with the polyether-ether-ketone insulating layers 2 and the polyimide tape winding cladding 3.
The copper conductor wire core 1 is formed by stranding a plurality of strands of nickel-plated copper conductors and has good flexibility. Copper has good conductivity, good mechanical properties, easy processing and nickel has good high-temperature oxidation resistance.
The thickness of the polyether-ether-ketone insulating layer 2 is 0.2-1.0 mm, the polyether-ether-ketone insulating layer has excellent mechanical performance, good wear resistance, excellent electrical performance, large insulation resistance, high voltage resistance, small high-frequency loss, excellent high temperature resistance, high radiation resistance and strong resistance to α rays, β rays, gamma rays and the like, can be used for a long time at 250 ℃, and the filler of the filling layer 6 is glass fiber which is inorganic fiber, has excellent high temperature resistance, good mechanical strength and flexibility and good chemical stability.
The polyimide tape winding cladding 3 is 1-3 layers, and the thickness is 0.10-0.5 mm. The polyimide belt has excellent mechanical property and good wear resistance; the electric insulation performance is good, and the high voltage is resisted; the high and low temperature resistance is excellent, and the change of the electrical insulation performance at high temperature is small; good chemical stability; the flame retardant has excellent flame retardance and environmental protection, and has small smoke amount and no halogen during combustion; excellent radiation resistance, and no large change in tensile strength and elongation under irradiation with a strong radiation. The metal braided shielding layer 4 is formed by braiding nickel-plated copper wires, the braiding density is more than or equal to 80%, and the thickness is 0.2-0.5 mm.
The polyether-ether-ketone outer sheath 5 is formed by extruding polyether-ether-ketone, and the thickness of the polyether-ether-ketone outer sheath is 0.2-1.0 mm. The polyether-ether-ketone has excellent mechanical property and good wear resistance; the chemical stability is excellent, and the acid and alkali resistance is good; the flame retardant has excellent flame retardance and environmental protection; has excellent radiation resistance.
The structure, proportion, size, quantity, etc. shown in the attached drawings of the embodiment of the present invention are only used for matching with the contents disclosed in the specification, so as to be known and read by people familiar with the art, not for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and the modification of any structure, the change of proportion relation or the adjustment of size should still fall within the range that the technical contents can be covered without affecting the function that the present invention can produce and the purpose that can be achieved. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle", "clockwise", "counterclockwise", etc. used in the present specification are for the sake of clarity only, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof are considered to be the scope of the present invention without substantial changes in the technical content.
Claims (8)
1. The utility model provides a resistant wear-resisting fire-retardant environmental protection cable of radiation which characterized in that: it includes copper conductor sinle silk (1), copper conductor sinle silk (1) crowded package has polyether ether ketone insulating layer (2), at least 2 crowded package has copper conductor sinle silk (1) of polyether ether ketone insulating layer (2) to wind outward around having the polyimide area around covering (3), the polyimide area has woven metal shielding layer (4) around covering (3), woven metal shielding layer (4) overcoat has polyether ether ketone oversheath (5).
2. The radiation-resistant, wear-resistant, flame-retardant and environment-friendly cable as claimed in claim 1, wherein: and a filling layer (6) is filled in a gap between the at least 2 copper conductor wire cores (1) extruded with the polyether-ether-ketone insulating layers (2) and the polyimide tape winding cladding (3).
3. The radiation-resistant, wear-resistant, flame-retardant and environment-friendly cable as claimed in claim 1, wherein: the copper conductor wire core (1) is formed by stranding a plurality of strands of nickel-plated copper conductors.
4. The radiation-resistant, wear-resistant, flame-retardant and environment-friendly cable as claimed in claim 1, wherein: the thickness of the polyether-ether-ketone insulating layer (2) is 0.2-1.0 mm.
5. The radiation-resistant, wear-resistant, flame-retardant and environment-friendly cable as claimed in claim 2, wherein: the filler of the filling layer (6) is glass fiber.
6. The radiation-resistant, wear-resistant, flame-retardant and environment-friendly cable as claimed in claim 1, wherein: the polyimide tape winding cladding (3) is 1-3 layers, and the thickness is 0.10-0.5 mm.
7. The radiation-resistant, wear-resistant, flame-retardant and environment-friendly cable as claimed in claim 1, wherein: the metal braided shielding layer (4) is formed by braiding nickel-plated copper wires, the braiding density is more than or equal to 80%, and the thickness is 0.2-0.5 mm.
8. The radiation-resistant, wear-resistant, flame-retardant and environment-friendly cable as claimed in claim 1, wherein: the polyether-ether-ketone outer sheath (5) is formed by extruding polyether-ether-ketone, and the thickness of the polyether-ether-ketone outer sheath is 0.2-1.0 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020062865.1U CN211181711U (en) | 2020-01-13 | 2020-01-13 | Radiation-resistant, wear-resistant, flame-retardant and environment-friendly cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020062865.1U CN211181711U (en) | 2020-01-13 | 2020-01-13 | Radiation-resistant, wear-resistant, flame-retardant and environment-friendly cable |
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| Publication Number | Publication Date |
|---|---|
| CN211181711U true CN211181711U (en) | 2020-08-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020062865.1U Active CN211181711U (en) | 2020-01-13 | 2020-01-13 | Radiation-resistant, wear-resistant, flame-retardant and environment-friendly cable |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113035420A (en) * | 2021-03-24 | 2021-06-25 | 山东华凌电缆有限公司 | Rated voltage 300/500V computer cable for passive nuclear power station and production method |
| CN117637258A (en) * | 2023-11-29 | 2024-03-01 | 迈特诺（马鞍山）特种电缆有限公司 | Processing method of wear-resistant cable for urban rail |
-
2020
- 2020-01-13 CN CN202020062865.1U patent/CN211181711U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113035420A (en) * | 2021-03-24 | 2021-06-25 | 山东华凌电缆有限公司 | Rated voltage 300/500V computer cable for passive nuclear power station and production method |
| CN117637258A (en) * | 2023-11-29 | 2024-03-01 | 迈特诺（马鞍山）特种电缆有限公司 | Processing method of wear-resistant cable for urban rail |
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