CN204926874U - Adopt fine three -core power cord that is fire -retardant layer of basalt - Google Patents
Adopt fine three -core power cord that is fire -retardant layer of basalt Download PDFInfo
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- CN204926874U CN204926874U CN201520536170.1U CN201520536170U CN204926874U CN 204926874 U CN204926874 U CN 204926874U CN 201520536170 U CN201520536170 U CN 201520536170U CN 204926874 U CN204926874 U CN 204926874U
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Abstract
The utility model discloses an adopt basalt fiber to be the three -core power cord on fire -retardant layer, including three wires and cladding layer, wherein two wires are copper core wire, and an other wire is the aluminum alloy core wire, copper core wire comprises copper core and the PVC insulating layer of cladding outside the copper core, and the aluminum alloy core wire comprises aluminum alloy core and the PVC insulating layer of cladding outside aluminum alloy core, and the aluminum alloy core surface has an electroplating silver layer, and cladding layer comprises the basalt fiber woven fabric layer and the polyimide layer of cladding outside basalt fiber woven fabric layer of cladding on three wires, and basalt fiber woven fabric layer is woven by warp direction yarn and latitudinal direction yarn and forms, warp direction yarn and latitudinal direction yarn be basalt fiber, warp direction yarn and latitudinal direction yarn are mutually perpendicular's form and weave. Mainly used power cord field.
Description
Technical field
The utility model belongs to field of cables, and being specifically related to a kind of basalt fibre that adopts is three core power lines of flame-retardant layer.
Background technology
Basalt fibre, be basalt building stones after 1450 DEG C ~ 1500 DEG C meltings, by the continuous fiber of platinum-rhodium alloy bushing high speed pulling.Be similar to glass fibre, its performance is between high strength S glass fibre and alkali-free E glass fibre, and the color of pure natural basalt fibre is generally brown, and some is like golden.Basalt fibre is a kind of emerging novel inorganic environment-friendly and green high performance fibre material, the basalt building stones that it is made up of oxides such as silicon dioxide, aluminium oxide, calcium oxide, iron oxide and titanium dioxide after high-temperature fusion, by bushing Defect.Basalt continuous fiber is good stability not only, but also has electrical insulating property, anticorrosive, flame resistant, the multiple excellent properties such as high temperature resistant.In addition, the discarded object that the production technology of basalt fibre produces is few, and environmental pollution is little, can directly proceed in biological environment after product abandonment, without any harm, because of but a kind of genuine green, environment-friendly materials.China is classified as basalt fibre as one of four large fibers (basalt fibre, carbon fiber, aramid fiber, superhigh molecular weight polyethylene fibers) that China gives priority to, substantially achieves suitability for industrialized production in China.Basalt continuous fiber is widely used in many aspects such as fibre reinforced composites, friction material, shipbuilding materials, heat-barrier material, automobile industry, high temperature filtration fabric and protection fields.
Existing domestic electric appliance, be all adopt three-core cable as power line, wherein two are respectively live wire and zero line, and other one is ground wire.Three core power lines of existing domestic electric appliance are generally made up of three identical copper cores and outer field insulating coating, there is following shortcoming in this kind of three-core cable: three wires are identical copper core, and the situation of ground wire real work is considerably less, only have and just work when electrical leakage, and ground wire is due to just temporary conductive, live wire is not had to its conduction needs and zero line is high.Identical copper core is adopted just to cause the waste of ground wire.Insulating coating fire retardancy is poor, easily causes short circuit during breaking out of fire.
Utility model content
It is three core power lines of flame-retardant layer that the utility model object is to provide a kind of basalt fibre that adopts, and solves existing electrical appliance power cord fire retardancy difference and adopts copper core ground wire to cause the problem of unnecessary copper waste.
The technical solution of the utility model is: a kind of basalt fibre that adopts is three core power lines of flame-retardant layer, comprise three wires and external coating, wherein two wires are copper conductor, an other wire is aluminium alloy core wire, described copper conductor is made up of copper core and the PVC insulating barrier be coated on outside copper core, aluminium alloy core wire is made up of aluminium alloy core and the PVC insulating barrier be coated on outside aluminium alloy core, aluminium alloy core surface has plating silver layer, external coating is made up of the basalt fibre weaving layer of cloth be coated on three wires and the polyimide layer be coated on outside basalt fibre weaving layer of cloth, basalt fibre weaving layer of cloth is woven by warp yarn and weft yams and forms, described warp yarn and weft yams are basalt fibres, warp yarn and weft yams are the braiding of orthogonal form.
Employing silver coated aluminum alloy of the present utility model be the electric equipment of ground wire with in three core power lines, the cross-sectional area of aluminium alloy core is 1/2nd of copper core cross-sectional area.
Employing silver coated aluminum alloy of the present utility model be the electric equipment of ground wire with in three core power lines, described aluminium alloy core wire is between two copper conductors.
Employing silver coated aluminum alloy of the present utility model be the electric equipment of ground wire with in three core power lines, two copper conductors are wrapped on aluminium alloy core wire centered by aluminium alloy core wire.
The utility model compared with prior art tool has the following advantages:
Aluminium alloy heart yearn is adopted to replace existing copper core to use as ground wire in three core power lines of the present utility model, the conductance of aluminium alloy is 61.8% of the most frequently used reference material copper IACS, ampacity is 79% of copper, but under the same volume, the actual weight of aluminium alloy is approximately 1/3rd of copper.Therefore, during identical ampacity, the weight of aluminium alloy cable is approximately the half of copper cable.Adopt aluminium alloy cable to replace copper cable, can cable weight be alleviated, reduce production cost, aluminium alloy core surface has plating silver layer, can strengthen conductive capability further, and when can ensure to leak electricity, ground wire can play the effect of ground connection, the use of copper material can be reduced again, thus reduce production cost.Three wires all adopt heart yearn to add the structure of PVC insulating barrier, can play insulation, aging-resistant effect, prevent from being short-circuited between heart yearn.External coating is made up of the basalt fibre weaving layer of cloth be coated on three wires and the polyimide layer be coated on outside basalt fibre weaving layer of cloth.Insulation, fire prevention, fire-retardant effect can be played.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
In figure, Reference numeral is: 1-basalt fibre weaving layer of cloth, 2-copper core, 3-PVC insulating barrier, 4-aluminium alloy core, 5-polyimide layer.
Embodiment
Embodiment 1
As shown in Figure 1, a kind of basalt fibre that adopts is three core power lines of flame-retardant layer, comprises three wires and external coating, wherein two wires are copper conductor, an other wire is aluminium alloy core wire, and two copper conductors are live wire and zero line, and aluminium alloy conductor is ground wire.Described copper conductor is made up of copper core 2 and the PVC insulating barrier 3 be coated on outside copper core 2, and aluminium alloy core wire is made up of aluminium alloy core 4 and the PVC insulating barrier 3 be coated on outside aluminium alloy core 4, and aluminium alloy core 4 adopts AA8000 series alloys.Aluminium alloy core 4 surface has plating silver layer.External coating is made up of the basalt fibre weaving layer of cloth 1 be coated on three wires and the polyimide layer 5 be coated on basalt fibre weaving layer of cloth 1.Basalt fibre weaving layer of cloth 1 is woven by warp yarn and weft yams and forms, and described warp yarn and weft yams are basalt fibres, and warp yarn and weft yams are the braiding of orthogonal form.Basalt fibre weaving layer of cloth 1 has very high fire protection flame retarding ability, and both can prevent external firing from causing electric wire internal short-circuit, the spark that can prevent electric wire internal short-circuit from producing again causes electric wire external firing to cause fire.Polyimide layer 5 can play the effect of acid and alkali-resistance, anti-aging and insulation, increases useful life of electric wire.
Embodiment 2
As shown in Figure 1, a kind of basalt fibre that adopts is three core power lines of flame-retardant layer, comprises three wires and external coating, wherein two wires are copper conductor, an other wire is aluminium alloy core wire, and two copper conductors are live wire and zero line, and aluminium alloy conductor is ground wire.Described copper conductor is made up of copper core 2 and the PVC insulating barrier 3 be coated on outside copper core 2, and aluminium alloy core wire is made up of aluminium alloy core 4 and the PVC insulating barrier 3 be coated on outside aluminium alloy core 4, and aluminium alloy core 4 adopts AA8000 series alloys.Aluminium alloy core 4 surface has plating silver layer.External coating is made up of the basalt fibre weaving layer of cloth 1 be coated on three wires and the polyimide layer 5 be coated on basalt fibre weaving layer of cloth 1.Basalt fibre weaving layer of cloth 1 is woven by warp yarn and weft yams and forms, and described warp yarn and weft yams are basalt fibres, and warp yarn and weft yams are the braiding of orthogonal form.Basalt fibre weaving layer of cloth 1 has very high fire protection flame retarding ability, and both can prevent external firing from causing electric wire internal short-circuit, the spark that can prevent electric wire internal short-circuit from producing again causes electric wire external firing to cause fire.Polyimide layer 5 can play the effect of acid and alkali-resistance, anti-aging and insulation, increases useful life of electric wire.The cross-sectional area of aluminium alloy core 4 is 1/2nd of copper core 2 cross-sectional area, under this kind of ratio, can ensure electric conductivity, can avoid waste again.
Embodiment 3
As shown in Figure 1, a kind of basalt fibre that adopts is three core power lines of flame-retardant layer, comprises three wires and external coating, wherein two wires are copper conductor, an other wire is aluminium alloy core wire, and two copper conductors are live wire and zero line, and aluminium alloy conductor is ground wire.Described copper conductor is made up of copper core 2 and the PVC insulating barrier 3 be coated on outside copper core 2, and aluminium alloy core wire is made up of aluminium alloy core 4 and the PVC insulating barrier 3 be coated on outside aluminium alloy core 4, and aluminium alloy core 4 adopts AA8000 series alloys.Aluminium alloy core 4 surface has plating silver layer.External coating is made up of the basalt fibre weaving layer of cloth 1 be coated on three wires and the polyimide layer 5 be coated on basalt fibre weaving layer of cloth 1.Basalt fibre weaving layer of cloth 1 is woven by warp yarn and weft yams and forms, and described warp yarn and weft yams are basalt fibres, and warp yarn and weft yams are the braiding of orthogonal form.Basalt fibre weaving layer of cloth 1 has very high fire protection flame retarding ability, and both can prevent external firing from causing electric wire internal short-circuit, the spark that can prevent electric wire internal short-circuit from producing again causes electric wire external firing to cause fire.Polyimide layer 5 can play the effect of acid and alkali-resistance, anti-aging and insulation, increases useful life of electric wire.The cross-sectional area of aluminium alloy core 4 is 1/2nd of copper core 2 cross-sectional area, under this kind of ratio, can ensure electric conductivity, can avoid waste again.Aluminium alloy core wire is between two copper conductors, and three wires are in one line.
Embodiment 4
As shown in Figure 1, a kind of basalt fibre that adopts is three core power lines of flame-retardant layer, comprises three wires and external coating, wherein two wires are copper conductor, an other wire is aluminium alloy core wire, and two copper conductors are live wire and zero line, and aluminium alloy conductor is ground wire.Described copper conductor is made up of copper core 2 and the PVC insulating barrier 3 be coated on outside copper core 2, and aluminium alloy core wire is made up of aluminium alloy core 4 and the PVC insulating barrier 3 be coated on outside aluminium alloy core 4, and aluminium alloy core 4 adopts AA8000 series alloys.Aluminium alloy core 4 surface has plating silver layer.External coating is made up of the basalt fibre weaving layer of cloth 1 be coated on three wires and the polyimide layer 5 be coated on basalt fibre weaving layer of cloth 1.Basalt fibre weaving layer of cloth 1 is woven by warp yarn and weft yams and forms, and described warp yarn and weft yams are basalt fibres, and warp yarn and weft yams are the braiding of orthogonal form.Basalt fibre weaving layer of cloth 1 has very high fire protection flame retarding ability, and both can prevent external firing from causing electric wire internal short-circuit, the spark that can prevent electric wire internal short-circuit from producing again causes electric wire external firing to cause fire.Polyimide layer 5 can play the effect of acid and alkali-resistance, anti-aging and insulation, increases useful life of electric wire.The cross-sectional area of aluminium alloy core 4 is 1/2nd of copper core 2 cross-sectional area, under this kind of ratio, can ensure electric conductivity, can avoid waste again.Two copper conductors are wrapped on aluminium alloy core wire centered by aluminium alloy core wire, can strengthen overall tensile strength further.
The above embodiment only have expressed the embodiment of the application, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the application's protection range.It should be pointed out that for the person of ordinary skill of the art, under the prerequisite not departing from technical scheme design, can also make some distortion and improvement, these all belong to the protection range of the application.
Claims (4)
1. one kind adopts basalt fibre to be three core power lines of flame-retardant layer, comprise three wires and external coating, it is characterized in that, wherein two wires are copper conductor, an other wire is aluminium alloy core wire, described copper conductor is made up of copper core and the PVC insulating barrier be coated on outside copper core, aluminium alloy core wire is made up of aluminium alloy core and the PVC insulating barrier be coated on outside aluminium alloy core, aluminium alloy core surface has plating silver layer, external coating is made up of the basalt fibre weaving layer of cloth be coated on three wires and the polyimide layer be coated on outside basalt fibre weaving layer of cloth, basalt fibre weaving layer of cloth is woven by warp yarn and weft yams and forms, described warp yarn and weft yams are basalt fibres, warp yarn and weft yams are the braiding of orthogonal form.
2. a kind of basalt fibre that adopts according to claim 1 is three core power lines of flame-retardant layer, and it is characterized in that, the cross-sectional area of aluminium alloy core is 1/2nd of copper core cross-sectional area.
3. a kind of basalt fibre that adopts according to claim 1 is three core power lines of flame-retardant layer, and it is characterized in that, described aluminium alloy core wire is between two copper conductors.
4. a kind of basalt fibre that adopts according to claim 1 is three core power lines of flame-retardant layer, and it is characterized in that, two copper conductors are wrapped on aluminium alloy core wire centered by aluminium alloy core wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520536170.1U CN204926874U (en) | 2015-07-23 | 2015-07-23 | Adopt fine three -core power cord that is fire -retardant layer of basalt |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520536170.1U CN204926874U (en) | 2015-07-23 | 2015-07-23 | Adopt fine three -core power cord that is fire -retardant layer of basalt |
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| CN204926874U true CN204926874U (en) | 2015-12-30 |
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| CN201520536170.1U Expired - Fee Related CN204926874U (en) | 2015-07-23 | 2015-07-23 | Adopt fine three -core power cord that is fire -retardant layer of basalt |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113524809A (en) * | 2021-07-07 | 2021-10-22 | 四川玄武岩纤维新材料研究院(创新中心) | Multifunctional fireproof fabric and preparation method and application thereof |
| CN114792578A (en) * | 2022-05-07 | 2022-07-26 | 金刚电缆实业有限公司 | Production process of wire and cable of intelligent numerical control machine tool |
-
2015
- 2015-07-23 CN CN201520536170.1U patent/CN204926874U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113524809A (en) * | 2021-07-07 | 2021-10-22 | 四川玄武岩纤维新材料研究院(创新中心) | Multifunctional fireproof fabric and preparation method and application thereof |
| CN114792578A (en) * | 2022-05-07 | 2022-07-26 | 金刚电缆实业有限公司 | Production process of wire and cable of intelligent numerical control machine tool |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| CB03 | Change of inventor or designer information |
Inventor after: Mo Zhanjiang Inventor before: Huang Ming |
|
| COR | Change of bibliographic data | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160612 Address after: 528000, Guangdong, Shunde District, Foshan province Ronggui Li neighborhood, new hair Road, No. 16, a three floor Patentee after: Shunde District Foshan Cheng Cheng Electric Co., Ltd. Address before: 28 Chengdu Province Industrial Park, Xinjin Province, the new material industry functional area of new materials, road, the road, 611430 Patentee before: Sichuan Aerospace Wu Yuan Composite Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151230 Termination date: 20190723 |
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| CF01 | Termination of patent right due to non-payment of annual fee |