CN203415253U - Solar photovoltaic cable with parallel line structure - Google Patents
Solar photovoltaic cable with parallel line structure Download PDFInfo
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- CN203415253U CN203415253U CN201320370231.2U CN201320370231U CN203415253U CN 203415253 U CN203415253 U CN 203415253U CN 201320370231 U CN201320370231 U CN 201320370231U CN 203415253 U CN203415253 U CN 203415253U
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- sheath
- cable
- cable core
- pilot hole
- solar photovoltaic
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Abstract
The utility model diskloses a solar photovoltaic cable with a parallel line structure, which comprises a first conductor and a second conductor. The first conductor and the second conductor are arranged side by side. A first insulating layer is extruded on the periphery of the first conductor to form a first cable core. A second insulating layer is extruded on the periphery of the second conductor to form a second cable core. The solar photovoltaic cable further comprises a sheath assembly wrapping the first cable core and the second cable core. The sheath assembly comprises a first sheath wrapping the first cable core, a second sheath wrapping the second cable core and a band-shaped part connecting the first sheath and the second sheath. The first sheath is composed of a sheath body and a polarity indicating strip. The two cable cores of the cable are simultaneously wrapped by the same sheath assembly during a sheath extrusion process. Two independent solar photovoltaic cables arranged side by side are thus formed. The laying of the solar photovoltaic cable is further facilitated.
Description
Technical field
The utility model relates to a kind of cable, is specifically related to a kind of solar photovoltaic cable of parallel lines structure.
Background technology
The energy is that the mankind rely the basic resources in the survival and development, continuous progress and development along with society, the conventional energy resource such as coal, oil reduces increasingly, and will become the following mankind and mainly use the only choosing of the energy as inexhaustible environmental protection energy solar energy.Solar energy industry developed rapidly in recent years, caused the solar cables use amount supporting with it also more and more, required also more and more higher.
Current solar cables is single structure; single solar cables is comprised of conductor, insulating barrier and sheath; solar cables in laid processes for needs; conventionally can lay many; staff for cabling repeatedly drags and lays single solar cables like this; original single working strength of laying is just large, and therefore the solar cables of single structure has increased staff's labour intensity when repeatedly laying.In addition, lay after many solar cables, due to the solid colour of every solar cables oversheath, after solar cables one end connects power supply, arrived the polarity that the other end cannot directly judge certain root cable, while therefore using inconvenient.
Summary of the invention
For the problems referred to above, the purpose of this utility model is to provide a kind of solar photovoltaic cable of parallel lines structure, two cable cores of cable of the present utility model are wrapped by a jacket assembly when extruding sheath simultaneously, form two side by side and independently solar photovoltaic cable have the advantage of being convenient to lay.
The technical scheme that realizes above-mentioned purpose is as follows:
The solar photovoltaic cable of parallel lines structure, comprises the first conductor arranged side by side and the second conductor, extrudes the first insulating barrier obtain the first cable core in the first conductor periphery, extrudes the second insulating barrier obtain the second cable core in the periphery of the second conductor; The jacket assembly that also comprises parcel first cable core and the second cable core, this jacket assembly comprises the first sheath that wraps up the first cable core, wrap up the second sheath of the second cable core, and the strip-shaped members that connects the first sheath and the second sheath, described the first sheath is comprised of sheath body and polarity designation strip.
The material of described the first insulating barrier and the second insulating barrier is low smoke and zero halogen cross-linking radiation polyolefin.
The thickness of described the first insulating barrier and second insulating barrier the first insulating barrier and the second insulating barrier is 0.5mm-1.5mm.
The material of described jacket assembly is low smoke and zero halogen cross-linking radiation polyolefin.
The thickness of described jacket assembly is 0.5mm-1.5mm.
The width of strip-shaped members is 0.1mm-1.5mm.
Adopted such scheme, in solar photovoltaic cable of the present utility model, two cable cores are wrapped by a jacket assembly simultaneously when extruding sheath, form two solar photovoltaic cable side by side and independently, and when extruding sheath the also one-body molded strip-shaped members that connects two cables, when doing cable laying work, solar photovoltaic cable of the present utility model can disposablely lay two, is conducive to reduce workman's labour intensity.In addition, the first sheath is comprised of sheath body and polarity designation strip, and the first sheath, by comprising two kinds of different colours, can connect the polarity of power supply in use for distinguishing electrode, increased the convenience of using.
Solar photovoltaic cable of the present utility model has following performance:
1. have higher mechanical performance and good flexibility, Cable Bending Radius is the outside diameter of cable 6 times;
2. long-term work temperature is-40 ℃～90 ℃, and maximum operating temperature is 120 ℃.The normal service life of cable is 25 years.
3. have Halogen characteristic, meet IEC60754-1 and IEC60754-2 requirement, halogen content is not more than 5mg/g, and pH value is not less than 4.3, and conductivity is not more than 10 μ S/mm.
4. have the feature of environmental protection, wherein the content of lead, mercury, Cr VI, poly-bromo biphenyl and poly-dibromodiphenyl ether is lower than 0.1% (1000ppm), and cadmium content is lower than 0.01% (100ppm), HCL≤0.5%, HBr≤0.5%; F≤0.1%, all parts meet RoHS requirement;
5. there is high flame resistance, by the VW-1 vertical combustion requirement of the single vertical combustion requirement of IEC60332-1 and UL1581;
6. there is resistance to acids and bases, humidity resistance, resistance to ozone, ultra-violet resistance.
Another object of the present utility model is to provide a kind of mould that extrudes of the solar photovoltaic cable sheath for the manufacture of parallel lines structure, by this mould, can make two cable cores by a jacket assembly, be wrapped when extruding sheath simultaneously, form two side by side and independently solar photovoltaic cable have the advantage of being convenient to lay.
The mould that extrudes for the manufacture of solar photovoltaic cable sheath, the described mould that extrudes comprises core rod and die sleeve, one end of die sleeve is provided with pilot hole, the die sleeve other end is provided with the first nib and the second nib being communicated with pilot hole, between the first nib and the second nib, by interface channel, be interconnected, one end of core rod is arranged in the pilot hole of die sleeve, leaves the gap of passing through for sheath material between the periphery of core rod and pilot hole, and core rod is provided with the first axial pilot hole and the second pilot hole.
Pilot hole on described die sleeve is tapered pilot hole, and the periphery of the part that is arranged in pilot hole of described core rod is tapered.
One end of the first pilot hole and the second pilot hole is communicated with a pilot hole.
One end of the first cable core and the second cable core is inserted in pilot hole, enforcing cable core moves axially along pilot hole, the first cable core enters into the first pilot hole, the second cable core enters into the second pilot hole, continuing to enforce cable core moves axially along pilot hole, the first cable core enters into the first nib, the second cable core enters into the second nib, the sheath material extruding is transported to the periphery of core rod and the gap location between pilot hole by conveying device, under pressure, sheath material is along Clearance Flow to the first nib with in the second nib, the sheath material flowing in the first nib has two kinds of colors, therefore, at the first sheath, by sheath body and polarity designation strip, formed, during use, can be used for distinguishing the polarity that connects power supply.
Accompanying drawing explanation
Fig. 1 is the structural representation of solar photovoltaic cable of the present utility model;
Fig. 2 is the assembly structure figure that extrudes mould;
Fig. 3 is the front view of core rod;
Fig. 4 is the vertical view of Fig. 3;
Fig. 5 is the front view of die sleeve;
Fig. 6 is the vertical view of Fig. 5;
In accompanying drawing, 10 is the first conductor, and 11 is the first insulating barrier, and 20 is the second conductor, 21 is the second insulating barrier, and 30 is jacket assembly, and 31 is the first sheath, and 31a is sheath body, 31b is polarity designation strip, and 32 is the second sheath, and 33 is strip-shaped members, and 40 is core rod, 41 is the first pilot hole, and 42 is the second pilot hole, and 43 is pilot hole, 50 is die sleeve, and 51 is pilot hole, and 52 is the first nib, 53 is the second nib, and 54 is interface channel, and 60 is gap.
Embodiment
With reference to Fig. 1, the solar photovoltaic cable of parallel lines structure of the present utility model, comprises annealed copper silk or zinc-plated annealed copper silk that the first conductor 10 arranged side by side and the second conductor 20, the first conductors 10 and the second conductor 20 are strands.In the first conductor 10 peripheries, extrude the first insulating barrier 11 and obtain the first cable core, in the periphery of the second conductor 20, extrude the second insulating barrier 21 and obtain the second cable core.The thickness of the first insulating barrier 11 and the second insulating barrier 21 is 0.5mm-1.5mm, and the material of described the first insulating barrier and the second insulating barrier is low smoke and zero halogen cross-linking radiation polyolefin.The jacket assembly 30 that also comprises parcel first cable core and the second cable core, the thickness of jacket assembly 30 is 0.5mm-1.5mm.Jacket assembly 33 comprises the first sheath 31 that wraps up the first cable core, wraps up the second sheath 32 of the second cable core, and the strip-shaped members 33 that connects the first sheath and the second sheath, and the width of strip-shaped members 33 is 0.1mm-1.5mm.Described the first sheath is comprised of sheath body 31a and polarity designation strip 31b.The material of jacket assembly is low smoke and zero halogen cross-linking radiation polyolefin.
With reference to Fig. 2 to Fig. 6, solar photovoltaic cable sheath for the manufacture of parallel lines structure of the present utility model extrude mould, the described mould that extrudes comprises core rod 40 and die sleeve 50, and one end of die sleeve 50 is provided with pilot hole 51, and the pilot hole 51 on die sleeve is tapered pilot hole.Die sleeve 50 other ends are provided with between the first nib 52 of being communicated with pilot hole and the second nib 53, the first nibs and the second nib and are interconnected by interface channel 54, and interface channel 54 is for moulding strip-shaped members 33.One end of core rod 40 is arranged in the pilot hole 51 of die sleeve 50, and the periphery of the part that is arranged in pilot hole of core rod 40 is tapered.Between the periphery of core rod 40 and pilot hole 51, leave the gap of passing through for sheath material.Core rod 40 is provided with the first axial pilot hole 41 and the second pilot hole 42, the first pilot hole 41 leads to the first cable core when extruding oversheath for the first cable core, and the second pilot hole 42 leads to the second cable core when extruding oversheath for the second cable core.One end of the first pilot hole and the second pilot hole is communicated with a pilot hole 43, pilot hole 43 is two insert ports that cable core is total, when two cable cores proceed to the step between pilot hole 43 and the first pilot hole and the second pilot hole, two cable cores are divided into two-way, first pilot hole, another road enters into the second pilot hole.
Use sheath of the present utility model to extrude mould the cable core of cable extruded to the mistake of oversheath and as follows:
One end of the first cable core and the second cable core is inserted in pilot hole 43, enforcing cable core moves axially along pilot hole 43, the first cable core enters into the first pilot hole 41, the second cable core enters into the second pilot hole 42, continuing to enforce cable core moves axially along pilot hole 43, the first cable core enters into the first nib 52, the second cable core enters into the second nib 53, the sheath material extruding is transported to the periphery of core rod 40 and the gap location between pilot hole 51 by conveying device, under pressure, sheath material is along Clearance Flow to the first nib with in the second nib, the sheath material flowing in the first nib has two kinds of colors, therefore, at the first sheath, by sheath body and polarity designation strip, formed, during use, can be used for distinguishing the polarity that connects power supply.
Referring to figs. 1 through Fig. 6, the solar photovoltaic cable manufacture method of parallel lines structure of the present utility model, comprise the following steps: select annealed copper silk or zinc-plated annealed copper silk that the first conductor 10 and the second conductor 20, the first conductors 10 and the second conductor 20 are strands.In the first conductor 10 peripheries, extrude the first insulating barrier 11 and obtain the first cable core, in the periphery of the second conductor 20, extrude the second insulating barrier 21 and obtain the second cable core, the thickness of the first insulating barrier 11 and the second insulating barrier 21 is 0.5mm-1.5mm, and the material of the first insulating barrier 11 and the second insulating barrier 21 is low smoke and zero halogen cross-linking radiation polyolefin.The first cable core and the second cable core are inserted from same two nibs that extrude mould respectively, to extruding the sheath material of inputting two kinds of colors in mould, by extruding mould, on the first cable core and the second cable core, extrude out a jacket assembly 30 simultaneously, this jacket assembly comprises the first sheath 31 that wraps up the first cable core, wrap up the second sheath 32 of the second cable core, and strip-shaped members 33, the first sheaths that connect the first sheath and the second sheath are comprised of sheath body 31a and polarity designation strip 31b.The material of jacket assembly is extrusion type low smoke and zero halogen cross-linking radiation polyolefin.The described mould that extrudes comprises core rod 40 and die sleeve 50, and one end of die sleeve 50 is provided with pilot hole 51, and the pilot hole 51 on die sleeve is tapered pilot hole.Die sleeve 50 other ends are provided with between the first nib 52 of being communicated with pilot hole and the second nib 53, the first nibs and the second nib and are interconnected by interface channel 54, and interface channel 54 is for moulding strip-shaped members 33, and the width of strip-shaped members 33 is 0.1mm-1.5mm.One end of core rod 40 is arranged in the pilot hole 51 of die sleeve 50, and the periphery of the part that is arranged in pilot hole of core rod 40 is tapered.Between the periphery of core rod 40 and pilot hole 51, leave the gap 60 of passing through for sheath material.Core rod 40 is provided with the first axial pilot hole 41 and the second pilot hole 42, the first pilot hole 41 leads to the first cable core when extruding oversheath for the first cable core, and the second pilot hole 42 leads to the second cable core when extruding oversheath for the second cable core.One end of the first pilot hole and the second pilot hole is communicated with a pilot hole 43, pilot hole 43 is two insert ports that cable core is total, when two cable cores proceed to the step between pilot hole 43 and the first pilot hole and the second pilot hole, two cable cores are divided into two-way, first pilot hole, another road enters into the second pilot hole.
Claims (6)
1. a solar photovoltaic cable for parallel lines structure, is characterized in that, comprises the first conductor arranged side by side and the second conductor, extrudes the first insulating barrier obtain the first cable core in the first conductor periphery, extrudes the second insulating barrier obtain the second cable core in the periphery of the second conductor; The jacket assembly that also comprises parcel first cable core and the second cable core, this jacket assembly comprises the first sheath that wraps up the first cable core, wrap up the second sheath of the second cable core, and the strip-shaped members that connects the first sheath and the second sheath, described the first sheath is comprised of sheath body and polarity designation strip.
2. the solar photovoltaic cable of parallel lines structure according to claim 1, is characterized in that, the material of described the first insulating barrier and the second insulating barrier is low smoke and zero halogen cross-linking radiation polyolefin.
3. according to the solar photovoltaic cable of parallel lines structure described in claim 1 or 2, it is characterized in that, the thickness of described the first insulating barrier and the second insulating barrier is 0.5mm-1.5mm.
4. the solar photovoltaic cable of parallel lines structure according to claim 1, is characterized in that, the material of described jacket assembly is low smoke and zero halogen cross-linking radiation polyolefin.
5. the solar photovoltaic cable of parallel lines structure according to claim 1, is characterized in that, the thickness of described jacket assembly is 0.5mm-1.5mm.
6. the solar photovoltaic cable of parallel lines structure according to claim 1, is characterized in that, the width of strip-shaped members is 0.1mm-1.5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320370231.2U CN203415253U (en) | 2012-06-26 | 2013-06-24 | Solar photovoltaic cable with parallel line structure |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220303224.6 | 2012-06-26 | ||
| CN201220303224 | 2012-06-26 | ||
| CN201320370231.2U CN203415253U (en) | 2012-06-26 | 2013-06-24 | Solar photovoltaic cable with parallel line structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203415253U true CN203415253U (en) | 2014-01-29 |
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ID=49978127
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320370231.2U Expired - Fee Related CN203415253U (en) | 2012-06-26 | 2013-06-24 | Solar photovoltaic cable with parallel line structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203415253U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105679393A (en) * | 2016-01-18 | 2016-06-15 | 安徽恒晶电缆集团有限公司 | Dual-core fire-resistant photovoltaic cable |
-
2013
- 2013-06-24 CN CN201320370231.2U patent/CN203415253U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105679393A (en) * | 2016-01-18 | 2016-06-15 | 安徽恒晶电缆集团有限公司 | Dual-core fire-resistant photovoltaic 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 |
Granted publication date: 20140129 Termination date: 20180624 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |