CN208954666U - A kind of solar power generation photovoltaic DC confluence cable - Google Patents

Abstract

The utility model discloses a kind of solar power generation photovoltaic DC confluence cables, conductor is twisted by tinned copper wire, it is not easy to be corroded under rugged environment, by using special irradiation processing mode, the light aging property and UV resistant performance of cable increase substantially, in the higher place of sunny temperature, cable can long-term safety use；Using the dual fire-retardant wrapped material structure of mica twining package tape and combustion-proof glass fiber cloth belt, make it have fabulous high temperature resistant and resistance to fire action, secondly, structure is simple, material is novel, production technology is convenient, also there is high temperature resistant, ozone-resistant, uvioresistant, water vapor resistance, it is antimicrobial, short-time overload capacity is strong, service life is long, it is wear-resisting, oil resistant, anti-corrosion, high tensile, low cigarette, it is fire-retardant, the advantages that resistance to compression, the utility model cable low smoke and zero halogen, it is fire-retardant, high temperature resistant, uvioresistant, resistance to ozone and humidity resistance are good, it is wear-resistant, the resistance to mechanical densities of load such as resistance to cut mark puncture are good.

Description

A kind of solar power generation photovoltaic DC confluence cable

Technical field

The utility model belongs to clean energy technology field, and in particular to a kind of solar power generation photovoltaic DC confluence electricity Cable.

Background technique

With the enhancing of mankind's environmental consciousness, huge transformation is also occurring for world energy sources structure, i.e., by mineral energy Source system changes to the sustainable new energy resources system based on renewable energy；It is provided by the various renewable energy in the world and China Source is taken temperature, and solar energy is most important energy resources, thus, solar power generation should be the main force of the following extensive electric power of offer, It is the Main way of extensive development；In recent years, photovoltaic cell industry in the world's is rapidly developed, nearly rate of year increase of production in 5 year Up to 43%, 2004 year whole world total output up to 1,200,000 kilowatts, add up installed capacity up to 4,330,000 kilowatts；China's photovoltaic cell 2004 The production capacity in year adds up 6.5 ten thousand kilowatts of installed capacity, component price has also dropped up to 100,000 kilowatts, 4.2 ten thousand kilowatts of actual production To 30~40 yuan/kilowatt；The progress of technology, the expansion of industry size and the fast development from now on that falls to of cost have been established well Basis；Currently, the developed solar power generation ability 15MW in China, will become maximum solar energy production in the world after 2008 One of state has had the basic condition of large-scale development solar energy；" National Program for Medium-to Long-term Scientific and Technological Development (2006-2020) " in, " high performance-price ratio solar-energy photo-voltaic cell and utilization technology " is classified as preferential theme, " renewable energy The planning of source Long-and Medium-term Development " solar energy power generating has been classified as the field of giving priority to；The market share of China's photovoltaic energy is pre- Meter accounted for 4% from 2003 and rises to 2010 20% and the year two thousand twenty 60%；Most of solar energy enterprises are all implementing photovoltaic power generation Mode, photovoltaic power generation are one of fastest-rising industry in the world；And it is used as the auxiliary products solar power generation of photovoltaic power generation The market prospects of photovoltaic cable are also extremely wide, it will constantly expand market use with the development of photovoltaic power generation industry Amount；Currently, photovoltaic cable is mainly used in indoor and outdoor device of solar generating equipment as electrical energy transportation line；It is mostly outdoor evil As used in high temperature and UV environment under the conditions of bad, under summer fair weather, the scene temperature of outdoor solar energy system can Reach 90 DEG C or more；The common PVC cable that rated temperature is 70 DEG C or the rubber cable that rated temperature is 90 DEG C is often selected It substitutes photovoltaic cable to use, but such cable is higher than rated temperature work for a long time, can largely effect on the service life and too of cable The overall security of positive energy system.

Utility model content

In view of the shortcomings of the prior art, the utility model provides a kind of solar power generation photovoltaic DC confluence cable

To achieve the above objectives, the present invention adopts the following technical solutions: a kind of solar power generation photovoltaic DC confluence Cable, including conductor, mica wrapping layer, the fire-retardant belting layer of filling, several anti-pressure anti-torsion high resiliency fill fly, combustion-proof glass fiber Cloth belt, armouring wire layer, irradiation crosslinked polyolefin insulating layer, low smoke and zero halogen cross-linking radiation polyolefin external sheath layer；The cloud Female wrapping layer, the fire-retardant belting layer of filling, several anti-pressure anti-torsion high resiliency fill fly, combustion-proof glass fiber cloth belt, armouring wire Layer, irradiation crosslinked polyolefin insulating layer, low smoke and zero halogen cross-linking radiation polyolefin external sheath layer are successively set on conductor from inside to outside Outside, the conductor is twisted by several soft tinned copper wires, and the armouring wire layer is set at least to two layers, and Armouring wire layer is steel wire floor made of zinc-plating material, and the surface of the irradiation crosslinked polyolefin insulating layer is coated with talcum powder.

Further, the conductor is alloy plating conductor.

Further, quantity at least 6 of the anti-pressure anti-torsion high resiliency filling fly.

By adopting the above technical scheme, beneficial effects of the present invention:

A kind of solar power generation photovoltaic DC confluence cable, conductor is twisted by tinned copper wire, under rugged environment It is not easy to be corroded, by using special irradiation processing mode, the light aging property and UV resistant performance of cable are substantially Degree improves, and in the higher place of sunny temperature, cable can long-term safety use；Using mica twining package tape and fireproof glass The dual fire-retardant wrapped material structure of fiber cloth belt, makes it have fabulous high temperature resistant and resistance to fire action, secondly, structure is simple, Material is novel, and production technology is convenient, also has high temperature resistant, ozone-resistant, uvioresistant, water vapor resistance, antimicrobial, short-time overload The advantages that ability is strong, the service life is long, wear-resisting, oil resistant, anti-corrosion, high tensile, low cigarette, fire-retardant, resistance to compression, the low cigarette of the utility model cable The resistance to mechanical load such as Halogen, fire-retardant, high temperature resistant, uvioresistant, resistance to ozone and humidity resistance are good, and wear-resistant, resistance to cut mark punctures are strong It spends, in solar power system, cable Acceptable life to be up to 20 years or more.

Detailed description of the invention

Fig. 1 is a kind of structural schematic diagram of solar power generation photovoltaic DC confluence cable in the utility model.

Specific embodiment

To be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, below In conjunction with specific embodiment, the utility model is further described:

Therefore, requirement is not intended to limit to the detailed description of the embodiments of the present invention provided in the accompanying drawings below The scope of the utility model of protection, but it is merely representative of the selected embodiment of the utility model, based in the utility model Embodiment, every other embodiment obtained by those of ordinary skill in the art without making creative efforts, all Belong to the range of the utility model protection.

It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.

Term " first ", " second ", " third " etc. are only used for distinguishing description, are not understood to indicate or imply relatively heavy The property wanted.

In the description of the present invention, it should also be noted that, unless otherwise clearly defined and limited, term " is set Set ", " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, Or it is integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, intermediary can also be passed through It is indirectly connected, can be the connection inside two elements, for the ordinary skill in the art, can be managed with concrete condition Solve the concrete meaning of above-mentioned term in the present invention.

As shown in connection with fig. 1: a kind of solar power generation photovoltaic DC confluence cable, including conductor 1, mica wrapping layer 2, filling Fire-retardant belting layer 3, several anti-pressure anti-torsion high resiliency filling fly 4, combustion-proof glass fiber cloth belt 5, armouring wire layer 6, irradiation are handed over Join polyolefin insulation layer 7, low smoke and zero halogen cross-linking radiation polyolefin external sheath layer 8；The mica wrapping layer 2, the fire-retardant band of filling Layer 3, several anti-pressure anti-torsion high resiliency fill fly 4, combustion-proof glass fiber cloth belt 5, armouring wire layer 6, cross-linking radiation polyolefin Insulating layer 7, low smoke and zero halogen cross-linking radiation polyolefin external sheath layer 8 are successively set on the outside of conductor 1, the conductor from inside to outside 1 is twisted by several soft tinned copper wires, and the armouring wire layer 6 is set at least to two layers, and armouring wire layer 6 is The surface of steel wire floor made of zinc-plating material, the irradiation crosslinked polyolefin insulating layer 7 is coated with talcum powder 10.

Further, the conductor 1 is alloy plating conductor.

Further, quantity at least 6 of the anti-pressure anti-torsion high resiliency filling fly 4.

The present embodiment not makes any form of restriction the shape of the utility model, material, structure etc., all foundations The technical essence of the utility model any simple modification, equivalent change and modification to the above embodiments, belong to this reality With the protection scope of new technique scheme.

Claims (3)

1. The cable 1. a kind of solar power generation photovoltaic DC converges, it is characterised in that: fire-retardant including conductor, mica wrapping layer, filling Belting layer, several anti-pressure anti-torsion high resiliency fill fly, combustion-proof glass fiber cloth belt, armouring wire layer, cross-linking radiation polyolefin Insulating layer, low smoke and zero halogen cross-linking radiation polyolefin external sheath layer；The mica wrapping layer, the fire-retardant belting layer of filling, several resistance to compressions Antitorque high resiliency fills fly, combustion-proof glass fiber cloth belt, armouring wire layer, irradiation crosslinked polyolefin insulating layer, low smoke and zero halogen Cross-linking radiation polyolefin external sheath layer is successively set on the outside of conductor from inside to outside, and the conductor is by several soft tinned copper wires It being twisted, the armouring wire layer is set at least to two layers, and armouring wire layer is steel wire floor made of zinc-plating material, The surface of the irradiation crosslinked polyolefin insulating layer is coated with talcum powder.
2. 2. a kind of solar power generation photovoltaic DC confluence cable according to claim 1, it is characterised in that: the conductor is plating Aluminium alloy conductor.
3. 3. a kind of solar power generation photovoltaic DC confluence cable according to claim 1, it is characterised in that: the anti-pressure anti-torsion High resiliency fills quantity at least 6 of fly.