CN205789225U - Heat resistant fire-proof photovoltaic cable - Google Patents
Heat resistant fire-proof photovoltaic cable Download PDFInfo
- Publication number
- CN205789225U CN205789225U CN201620489623.4U CN201620489623U CN205789225U CN 205789225 U CN205789225 U CN 205789225U CN 201620489623 U CN201620489623 U CN 201620489623U CN 205789225 U CN205789225 U CN 205789225U
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- cable
- photovoltaic cable
- heat resistant
- insulating barrier
- resistant fire
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Abstract
The utility model discloses a kind of heat resistant fire-proof photovoltaic cable, it includes four cable cores and for wrapping up the protection set of cable core；Cable core includes conductor and the polyolefin inner sheath set gradually from inside to outside, and the outer surface of polyolefin inner sheath is provided with a colour band, is provided with a wire sheathing between conductor and polyolefin inner sheath；Protection set includes glass fiber material cushion, the first insulating barrier, copper-clad aluminum alloy silk woven shield, the second insulating barrier, steel wire armor layer and the flame-retardant layer set gradually from inside to outside；Glass fibre packed layer it is provided with between colour band and glass fiber material cushion；Some flame resistant filler ropes it are provided with in glass fibre packed layer.This heat resistant fire-proof photovoltaic cable efficiently solves the problem that photovoltaic cable shield effectiveness is poor, fireproof wear-resisting is weak and the most anti-ant Mus gnaws, it is ensured that the electric properties such as photovoltaic cable pressure, insulation in use, improves the physical strength of photovoltaic cable.
Description
Technical field
This utility model relates to a kind of cable, is specifically related to a kind of heat resistant fire-proof photovoltaic cable.
Background technology
At present, development along with society, power consumption increases therewith, require that the current-carrying capacity of cable is increasing, photovoltaic cable in the market is all single insulated cable, and owing to photovoltaic cable is located at open air together with equipment for collecting solar energy throughout the year, in order to ensure its ruggedness, the requirement to temperature and intensity is more and more higher；Cable of the prior art carries out interference shielding by insulation rubber, has that shield effectiveness is poor, fireproof wear-resisting is weak, and the film that insulate easily receives the shortcoming of damage of external force；Meanwhile, when photovoltaic cable uses out of doors, often gnawed by mouse and Coptotermes formosanus Shtrari., have impact on the performance of photovoltaic cable in varying degrees, reduce the effects such as its resistance to daylight, anti-soda acid, resistance to ozone, if gnawing serious, conductor is exposed outside, then whole photovoltaic system all can cause serious impact.
Utility model content
The purpose of this utility model is to provide a kind of heat resistant fire-proof photovoltaic cable, to solve the problem that photovoltaic cable shield effectiveness is poor, fireproof wear-resisting is weak and the most anti-ant Mus gnaws that the problems referred to above are mentioned.
For solving above-mentioned technical problem, this utility model provides a kind of heat resistant fire-proof photovoltaic cable, and it includes four cable cores and for wrapping up the protection set of cable core；Cable core includes conductor and the polyolefin inner sheath set gradually from inside to outside, and the outer surface of polyolefin inner sheath is provided with a colour band, is provided with a wire sheathing between conductor and polyolefin inner sheath；Protection set includes glass fiber material cushion, the first insulating barrier, copper-clad aluminum alloy silk woven shield, the second insulating barrier, steel wire armor layer and the flame-retardant layer set gradually from inside to outside；Glass fibre packed layer it is provided with between colour band and glass fiber material cushion；Some flame resistant filler ropes it are provided with in glass fibre packed layer.
Further, flame resistant filler rope is four, and lays respectively between adjacent two cable cores.
Further, conductor is stranded tinned copper wire.
Further, the first insulating barrier is PPEK insulating barrier.
Further, the material of the second insulating barrier is crosslinked polyethylene.
Further, the material of flame resistant filler rope is polypropylene mesh split fibre.
Further, flame-retardant layer is halogen-free flameproof second the third insulation rubber.
The beneficial effects of the utility model are: the setting of the steel wire armor layer of this heat resistant fire-proof photovoltaic cable, can strengthen the intensity of photovoltaic cable, it is to avoid mechanical damage and mouse Formica fusca bite, and can resist again low-frequency disturbance；And the copper-clad aluminum alloy silk woven shield of this heat resistant fire-proof photovoltaic cable is arranged between the first insulating barrier and the second insulating barrier, effectively add anti-external disturbance performance, eliminate the generation of eddy current, and good insulation preformance, superior flame retardant property；Meanwhile, the first insulating barrier is PPEK insulating barrier, and thermostability irradiation stable, resistance to is not less than 106Gy；The material of the second insulating barrier is crosslinked polyethylene, it is ensured that the electric properties such as photovoltaic cable pressure, insulation in use, also improves the physical strength of photovoltaic cable simultaneously.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of heat resistant fire-proof photovoltaic cable.
Wherein: 1, conductor；2, polyolefin inner sheath；3, colour band；4, glass fibre packed layer；5, flame resistant filler rope；6, glass fiber material cushion；7, the first insulating barrier；8, copper-clad aluminum alloy silk woven shield；9, the second insulating barrier；10, steel wire armor layer；11, flame-retardant layer.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is clearly and completely described, it is clear that described embodiment is only a kind of embodiment of this utility model rather than whole embodiments.Based on the embodiment in this utility model, the every other embodiment that those of ordinary skill in the art are obtained under not making creative work premise, broadly fall into protection domain of the present utility model.
As it is shown in figure 1, this heat resistant fire-proof photovoltaic cable includes four cable cores and for wrapping up the protection set of cable core；Cable core includes conductor 1 and the polyolefin inner sheath 2 set gradually from inside to outside, and wherein, polyolefin inner sheath 2 can be fire-retardant, fire-resistant；In being embodied as, preferably conductor 1 is stranded tinned copper wire, and it is 90 DEG C that conductor 1 can be made to run maximum temperature continuously, improves by temperature；Meanwhile, the outer surface of polyolefin inner sheath 2 is provided with a colour band 3, can be used for distinguishing different cable cores.
It is provided with a wire sheathing between conductor 1 and the polyolefin inner sheath 2 of this heat resistant fire-proof photovoltaic cable；In being embodied as, by the setting of wire sheathing in cable core, serve the shield effectiveness of cable core, decrease crosstalk, improve anti-interference.
As it is shown in figure 1, the protection set of this heat resistant fire-proof photovoltaic cable includes glass fiber material cushion the 6, first insulating barrier 7, copper-clad aluminum alloy silk woven shield the 8, second insulating barrier 9, steel wire armor layer 10 and the flame-retardant layer 11 that set gradually from inside to outside；The setting of steel wire armor layer, can strengthen the intensity of photovoltaic cable, it is to avoid mechanical damage and mouse Formica fusca bite, and can resist again low-frequency disturbance；Meanwhile, in being embodied as, preferable steel wire armor layer 10 is the three-legged structure of rigid.
It is provided with some flame resistant filler ropes 5 in being provided with glass fibre packed layer 4, and glass fibre packed layer 4 between colour band 3 and the glass fiber material cushion 6 of this heat resistant fire-proof photovoltaic cable；In being embodied as, the preferably material of flame resistant filler rope 5 is polypropylene mesh split fibre, and the appearance that can reduce material melts coefficient, reduces photovoltaic cable structure division thermal resistivity, make photovoltaic cable radiating effect increase, effectively further prevent the phenomenon of the overheated burning of photovoltaic cable.
In being embodied as, preferably flame resistant filler rope 5 is four, and lays respectively between adjacent two cable cores, can be effectively reduced adjacent construction of cable part thermal resistivity, further increase the radiating effect that photovoltaic cable is put；Likewise it is preferred that flame-retardant layer 11 is halogen-free flameproof second the third insulation rubber, the electrical property of ethylene-propylene rubber mixture is significantly larger than the electrical property of EVA rubber mixture, has relatively high electrical performance.
The copper-clad aluminum alloy silk woven shield 8 of this heat resistant fire-proof photovoltaic cable is arranged between the first insulating barrier 7 and the second insulating barrier 9, effectively increases anti-external disturbance performance, eliminates the generation of eddy current, and good insulation preformance, superior flame retardant property.
In being embodied as, the preferably first insulating barrier 7 is PPEK insulating barrier, and thermostability irradiation stable, resistance to is not less than 106Gy；The material of the second insulating barrier 9 is crosslinked polyethylene, it is ensured that the electric properties such as photovoltaic cable pressure, insulation in use, also improves the physical strength of photovoltaic cable simultaneously.
In sum, this heat resistant fire-proof photovoltaic cable efficiently solves the problem that photovoltaic cable shield effectiveness is poor, fireproof wear-resisting is weak and the most anti-ant Mus gnaws, ensure that the electric properties such as photovoltaic cable pressure, insulation in use, improve the physical strength of photovoltaic cable；Low-frequency disturbance can be resisted, the most also effectively increase anti-external disturbance performance, eliminate the generation of eddy current, superior flame retardant property.
Described above to the disclosed embodiments, makes professional and technical personnel in the field be capable of or uses this utility model.Multiple amendment to these embodiments will make for those skilled in the art it will be apparent that generic principles defined herein can realize in the case of without departing from the spirit or scope of utility model in other embodiments.Therefore, this utility model will not be limited and the embodiments shown herein, and is to fit to the widest scope consistent with principles disclosed herein and novel features.
Claims (7)
1. a heat resistant fire-proof photovoltaic cable, it is characterised in that: include four cable cores and for wrapping up the protection set of cable core；Described cable core includes conductor and the polyolefin inner sheath set gradually from inside to outside, and the outer surface of described polyolefin inner sheath is provided with a colour band, is provided with a wire sheathing between described conductor and polyolefin inner sheath；Described protection set includes glass fiber material cushion, the first insulating barrier, copper-clad aluminum alloy silk woven shield, the second insulating barrier, steel wire armor layer and the flame-retardant layer set gradually from inside to outside；Glass fibre packed layer it is provided with between described colour band and glass fiber material cushion；Some flame resistant filler ropes it are provided with in described glass fibre packed layer.
Heat resistant fire-proof photovoltaic cable the most according to claim 1, it is characterised in that: described flame resistant filler rope is four, and lays respectively between adjacent two cable cores.
Heat resistant fire-proof photovoltaic cable the most according to claim 1 and 2, it is characterised in that: described conductor is stranded tinned copper wire.
Heat resistant fire-proof photovoltaic cable the most according to claim 3, it is characterised in that: described first insulating barrier is PPEK insulating barrier.
Heat resistant fire-proof photovoltaic cable the most according to claim 4, it is characterised in that: the material of described second insulating barrier is crosslinked polyethylene.
Heat resistant fire-proof photovoltaic cable the most according to claim 5, it is characterised in that: the material of described flame resistant filler rope is polypropylene mesh split fibre.
7. according to the arbitrary described heat resistant fire-proof photovoltaic cable of claim 4 ~ 6, it is characterised in that: described flame-retardant layer is halogen-free flameproof second the third insulation rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620489623.4U CN205789225U (en) | 2016-05-26 | 2016-05-26 | Heat resistant fire-proof photovoltaic cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620489623.4U CN205789225U (en) | 2016-05-26 | 2016-05-26 | Heat resistant fire-proof photovoltaic cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205789225U true CN205789225U (en) | 2016-12-07 |
Family
ID=58110007
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620489623.4U Expired - Fee Related CN205789225U (en) | 2016-05-26 | 2016-05-26 | Heat resistant fire-proof photovoltaic cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205789225U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111206734A (en) * | 2020-02-28 | 2020-05-29 | 浙江亚厦装饰股份有限公司 | Functional wallboard with integrated circuit, functional wallboard installation assembly and installation method |
| CN112927851A (en) * | 2021-01-25 | 2021-06-08 | 郭智昊 | Copper-clad aluminum conductor crosslinked polyethylene insulated power cable |
-
2016
- 2016-05-26 CN CN201620489623.4U patent/CN205789225U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111206734A (en) * | 2020-02-28 | 2020-05-29 | 浙江亚厦装饰股份有限公司 | Functional wallboard with integrated circuit, functional wallboard installation assembly and installation method |
| CN112927851A (en) * | 2021-01-25 | 2021-06-08 | 郭智昊 | Copper-clad aluminum conductor crosslinked polyethylene insulated power cable |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161207 Termination date: 20170526 |