CN218602169U - Double-layer co-extrusion insulation irradiation cross-linking halogen-free low-smoke flame-retardant power cable - Google Patents
Double-layer co-extrusion insulation irradiation cross-linking halogen-free low-smoke flame-retardant power cable Download PDFInfo
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- CN218602169U CN218602169U CN202222352819.7U CN202222352819U CN218602169U CN 218602169 U CN218602169 U CN 218602169U CN 202222352819 U CN202222352819 U CN 202222352819U CN 218602169 U CN218602169 U CN 218602169U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
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Abstract
The utility model discloses a power cable technical field's a double-deck crowded insulation irradiation crosslinked halogen-free low cigarette flame retarded power cable altogether, including the outer shielding layer, the inside filler that is equipped with of outer shielding layer, the inside sinle silk that is equipped with of filler, the sinle silk outer wall is equipped with double-deck crowded heterogeneous insulating layer altogether, double-deck crowded heterogeneous insulating layer outer wall altogether is equipped with the inner shield layer, inner shield layer outer wall is equipped with the heat-conducting layer, the outer shielding layer outer wall is equipped with high temperature resistant layer, high temperature resistant layer outer wall is equipped with the compressive layer, the compressive layer outer wall is equipped with the heat dissipation layer, the heat dissipation layer outer wall is equipped with the oversheath, the oversheath outer wall is equipped with fire-retardant layer, the utility model discloses can dispel the heat to cable inside under the effect of heat-conducting layer, heat-conducting rod and heat dissipation layer to can distribute away that cable work produced in time, improve power cable's heat dispersion, can improve power cable's high temperature resistance under the effect on high temperature resistant layer.
Description
Technical Field
The utility model relates to a power cable technical field specifically is a low fire-retardant power cable of steamed low cigarette of double-deck crowded insulation irradiation crosslinked altogether.
Background
The power cable is a cable product used for transmitting and distributing high-power electric energy in a main line of a power system, and is commonly used in occasions such as urban underground power grids, power station leading-out lines, power supply inside industrial and mining enterprises and the like.
The power cable can generate heat when in use, the heat is not distributed in time, the normal use of the power cable can be influenced, the high temperature resistance and the flame retardant property of the power cable are poor, the use of the power cable is greatly influenced, and therefore the double-layer co-extrusion insulation irradiation crosslinking halogen-free low-smoke flame retardant power cable is needed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a double-deck crowded insulation irradiation crosslinked halogen-free low cigarette flame retarded power cable altogether to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a double-deck crowded fire-retardant power cable of low cigarette of insulating irradiation crosslinked nothing altogether, includes the external shield, the inside filler that is equipped with of external shield, the inside sinle silk that is equipped with of filler, the sinle silk outer wall is equipped with double-deck crowded heterogeneous insulating layer altogether, double-deck crowded heterogeneous insulating layer outer wall altogether is equipped with the internal shield layer, internal shield layer outer wall is equipped with the heat-conducting layer, the external shield layer outer wall is equipped with high temperature resistant layer, the high temperature resistant layer outer wall is equipped with the resistance to compression layer, resistance to compression layer outer wall is equipped with the heat dissipation layer, heat dissipation layer outer wall is equipped with the oversheath, the oversheath outer wall is equipped with fire-retardant layer.
Furthermore, the outer wall of the heat conduction layer is provided with six groups of heat conduction rods, and one ends of the six groups of heat conduction rods are respectively connected with the inner side wall of the heat dissipation layer.
Further, the filler is glass fiber.
Furthermore, the outer sheath is made of halogen-free low-smoke flame-retardant polyolefin material.
Further, the pressure-resistant layer is made of metal fibers.
Furthermore, the flame-retardant layer is made of halogen-free low-smoke flame-retardant polyolefin material.
Compared with the prior art, the beneficial effects of the utility model are that: this practicality can dispel the heat to the cable inside under the effect of heat-conducting layer, heat conduction pole and heat dissipation layer to can in time distribute away the heat that cable work produced, improve power cable's heat dispersion, can improve power cable's high temperature resistance ability under the effect on high temperature resistant layer, thereby power cable can not receive external high temperature's influence, can normally work, can improve power cable's fire behavior under the effect on fire-retardant layer, power cable's result of use has been improved greatly.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure: 1. a wire core; 2. double-layer co-extrusion heterogeneous insulating layers; 3. an inner shield layer; 4. a heat conductive layer; 5. a filler; 6. an outer shield layer; 7. a heat conducting rod; 8. a high temperature resistant layer; 9. a pressure resistant layer; 10. a heat dissipation layer; 11. an outer sheath; 12. a flame retardant layer.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1:
referring to fig. 1, the present invention provides a technical solution: the utility model provides a double-deck crowded fire-retardant power cable of insulation irradiation cross-linking halogen-free low smoke altogether, including outer shielding layer 6, outer shielding layer 6 inside is equipped with filler 5, filler 5 is glass fiber, the inside sinle silk 1 that is equipped with of filler 5, sinle silk 1 outer wall is equipped with double-deck crowded heterogeneous insulating layer 2 altogether, double-deck crowded heterogeneous insulating layer 2 outer wall altogether is equipped with inner shield layer 3, inner shield layer 3 outer wall is equipped with heat-conducting layer 4, outer shielding layer 6 outer wall is equipped with high temperature resistant layer 8, high temperature resistant layer 8 outer wall is equipped with resistance to compression layer 9, resistance to compression layer 9 is made by metal fiber, can improve power cable's compressive property under resistance to compression layer 9's effect, resistance to compression layer 9 outer wall is equipped with heat dissipation layer 10, heat dissipation layer 10 outer wall is equipped with oversheath 11, oversheath 11 is formed by the preparation of halogen-free low smoke fire-retardant polyolefin material, oversheath 11 can protect power cable, halogen-free low smoke fire-retardant polyolefin material has low smoke nontoxic effect, oversheath 11 outer wall is equipped with fire-retardant layer 12, fire-retardant layer 12 is formed by the preparation of halogen-free low smoke fire-retardant polyolefin material, can improve power cable's flame retardant performance under fire-retardant layer 12's effect.
Please refer to fig. 1, the outer wall of the heat conduction layer 4 is provided with six groups of heat conduction rods 7, one ends of the six groups of heat conduction rods 7 are respectively connected with the inner side wall of the heat dissipation layer 10, heat is transmitted to the heat conduction rods 7 under the action of the heat conduction layer 4, the heat is transmitted to the heat dissipation layer 10 by the heat conduction rods 7, and the heat can be dissipated by the heat dissipation layer 10, so that the inside of the cable can be dissipated under the cooperation of the heat conduction layer 4, the heat conduction rods 7 and the heat dissipation layer 10, heat generated by the cable can be dissipated timely, and the heat dissipation performance of the power cable is improved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a double-deck crowded insulation irradiation crosslinked halogen-free low cigarette flame retardant power cable altogether, includes outer shielding layer (6), its characterized in that: outside shielding layer (6) inside is equipped with filler (5), inside sinle silk (1) that is equipped with of filler (5), sinle silk (1) outer wall is equipped with double-deck crowded heterogeneous insulating layer (2) altogether, double-deck crowded heterogeneous insulating layer (2) outer wall altogether is equipped with internal shield layer (3), internal shield layer (3) outer wall is equipped with heat-conducting layer (4), outside shielding layer (6) outer wall is equipped with high temperature resistant layer (8), high temperature resistant layer (8) outer wall is equipped with compressive layer (9), compressive layer (9) outer wall is equipped with heat dissipation layer (10), heat dissipation layer (10) outer wall is equipped with oversheath (11), oversheath (11) outer wall is equipped with fire-retardant layer (12).
2. The double-layer co-extrusion insulation irradiation crosslinking halogen-free low-smoke flame-retardant power cable according to claim 1, characterized in that: the heat conduction layer (4) outer wall is equipped with six heat conduction poles (7), six group heat conduction pole (7) one end respectively with heat dissipation layer (10) inside wall be connected.
3. The double-layer co-extrusion insulation irradiation crosslinking halogen-free low-smoke flame-retardant power cable according to claim 1, characterized in that: the filler (5) is glass fiber.
4. The double-layer co-extrusion insulation irradiation crosslinking halogen-free low-smoke flame-retardant power cable according to claim 1, characterized in that: the outer sheath (11) is made of halogen-free low-smoke flame-retardant polyolefin material.
5. The double-layer co-extrusion insulation irradiation crosslinking halogen-free low-smoke flame-retardant power cable according to claim 1, characterized in that: the pressure resistant layer (9) is made of metal fibers.
6. The double-layer co-extrusion insulation irradiation crosslinking halogen-free low-smoke flame-retardant power cable according to claim 1, characterized in that: the flame-retardant layer (12) is made of halogen-free low-smoke flame-retardant polyolefin material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222352819.7U CN218602169U (en) | 2022-09-05 | 2022-09-05 | Double-layer co-extrusion insulation irradiation cross-linking halogen-free low-smoke flame-retardant power cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222352819.7U CN218602169U (en) | 2022-09-05 | 2022-09-05 | Double-layer co-extrusion insulation irradiation cross-linking halogen-free low-smoke flame-retardant power cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218602169U true CN218602169U (en) | 2023-03-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222352819.7U Active CN218602169U (en) | 2022-09-05 | 2022-09-05 | Double-layer co-extrusion insulation irradiation cross-linking halogen-free low-smoke flame-retardant power cable |
Country Status (1)
| Country | Link |
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| CN (1) | CN218602169U (en) |
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2022
- 2022-09-05 CN CN202222352819.7U patent/CN218602169U/en active Active
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