CN203165508U - Soft cable for solar power generation - Google Patents
Soft cable for solar power generation Download PDFInfo
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- CN203165508U CN203165508U CN 201320157092 CN201320157092U CN203165508U CN 203165508 U CN203165508 U CN 203165508U CN 201320157092 CN201320157092 CN 201320157092 CN 201320157092 U CN201320157092 U CN 201320157092U CN 203165508 U CN203165508 U CN 203165508U
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Abstract
The utility model provides a soft cable for solar power generation. The soft cable comprises a cable core, an inner sheath extruded outside the cable core, a metal wire braided armored layer extruded outside the inner sheath and an outer sheath extruded outside the metal wire braided armored layer. The soft cable is characterized in that the cable core comprises a group of conductors which are coated with an inner insulating layer and an outer insulating layer respectively, a filling rope and a wrapping layer, the filling rope is arranged in the center of the group of conductors, and the group of conductors are wrapped by the wrapping layer, wherein the group of conductors comprises at least two conductors which are stranded by using an SZ stranding mode, the filling rope is a thermoplastic elastic body, the wrapping layer is aluminum foil, and both the inner sheath and the outer sheath are thermoplastic elastic bodies. The soft cable has the advantages of a more stable structure, a long service life and convenient processing and manufacture, and has excellent rolling resistance, low temperature resistance, ultraviolet resistance, flame retardant and oil resistant properties at the same time.
Description
Technical field
The utility model belongs to technical field of electric wires and cables, is specifically related to a kind of solar power generation flexible cable, is applicable to the inverter of solar power plant and the AC power control line of the line between the electrical network and tracing system and heliostat
Background technology
The energy is the foundation stone that modern society exists and develops, along with the socioeconomic continuous development in the whole world, the pressure of the in short supply and environmental pollution of the energy becomes solar energy to enjoy one of new forms of energy that common people pay close attention to, and solar energy is a kind of cleaning, efficiently and never depleted new forms of energy.It is very huge to be radiated at tellurian solar energy, is radiated at tellurian solar energy in about 40 minutes, just is enough to the consumption for 1 year energy of global human.And solar power generation is definitely clean, does not produce public hazards.So it is perfect energy sources that solar power generation is described as.
The Chinese government has also given sufficient support to solar energy industry.In January, 2006, " People's Republic of China's regenerative resource method " is formal to be implemented, and this method has been made regulation at aspects such as resource investigation and development plan, industry guidance and technical support, popularization and application, price control and cost allocation, economic incentives and measures for the supervision, legal liabilities.Subsequently, country has put into effect " regenerative resource development special fund management Tentative Measures ", " regenerative resource Application in Building special fund management Tentative Measures " etc. again successively and has supported the detailed rules for the implementation that regenerative resource develops, and makes the support policy of country aspect the renewable energy source domain clear day by day.This serial law, policy strong support the development of China's solar energy industry.
Solar power generation uses flexible cable as the annex of solar power plant, because its environment for use is comparatively special, namely be in outdoor for a long time, therefore not only require this cable to have excellent electrical insulation properties and mechanical performance, and require to possess desirable anti-ly roll, heatproof, weather, uvioresistant, fire-retardant and oil resistance.
Existing solar power generation flexible cable, its restrictive coating generally all adopts the PVC(polyvinyl chloride) as restrictive coating, the deficiency of existence: when cable is subjected to external force effect or long-term ultraviolet ray irradiation, ftracture easily, and can't satisfy long-term oil resistant requirement, cable is short useful life.
In disclosed Chinese patent literature, be no lack of to be seen in and be applicable to the solar power generation technical information of cable, the CN2664125Y(dot-mode transponder data transmission cable), CN201359878Y(symmetrical parallel network cable), the CN201369189Y(fire-retarding torsion resistant wind energy electric cable), the CN101789281A(novel wind power cable), CN102136316A(wind power generation control cable), the CN201829237U(fire-retarding torsion resistant wind energy electric cable), the anti-flexible cable that reverses of CN201845591U(used for wind-energy power generation), the antitorque rotaring signal control cable that the CN201904140U(wind power plant is used＜is proposed on November 25th, 2010 by the applicant 〉), the antitorque commentaries on classics low-smoke non-halogen flame-retardant of CN201956101U(environment-friendly type low temperature is controlled flexible cable) and the corrosion-resistant low-smoke non-halogen flame-retardant flexible cable of the antitorque commentaries on classics oil resistant of CN201956104U(environmental-friendly type low temperature), etc.But, the technology contents that above-mentioned patent discloses all be not enough to ultimate attainment ground embody comprehensively desirable anti-ly roll, combination properties such as low temperature resistant, uvioresistant, fire-retardant and oil resistant.
In view of above-mentioned prior art, be necessary existing solar power generation is improved with flexible cable, the applicant has done actively and effectively to explore for this reason, and technical scheme described below is based on producing under this prerequisite
Summary of the invention
Task of the present utility model is to provide that a kind of structure is stable more, long service life, make things convenient for processing and fabricating, possess simultaneously superior anti-ly roll, the solar power generation flexible cable of low temperature resistant, uvioresistant, fire-retardant, oil resistance.
Task of the present utility model is finished like this, a kind of solar power generation flexible cable, comprise cable core, be extruded in the outer inner sheath of cable core, be extruded in the outer metal wire knitted armour of inner sheath and be extruded in the outer oversheath of metal wire knitted armour, be characterized in: described cable core comprises one group of conductor that respectively is coated with inner insulating layer and external insulation layer, gasket for packing and lapping layer, gasket for packing places the centre of one group of conductor, lapping layer is wrapped outside one group of conductor, wherein: the quantity of one group of conductor is at least two, adopt the stranded mode of SZ stranding stranded, described gasket for packing is thermoplastic elastomer (TPE), described lapping layer is aluminium foil, and described inner sheath and oversheath are thermoplastic elastomer (TPE).
In a specific embodiment of the present utility model, described conductor is to constitute by the complex root tinned copper wire is stranded, and the diameter of each tinned copper wire is 0.10-0.30 ㎜.
In another specific embodiment of the present utility model, described inner insulating layer is polyvinyl chloride (PVC), and described external insulation layer is nylon (Nylon), and both adopt the mode of double-layer coextrusion to be coated on the ectonexine of conductor.
In another specific embodiment of the present utility model, described metal wire knitted armour is to be formed by the braiding of complex root tinned copper wire, and the diameter of each tinned copper wire is 0.10-0.30 ㎜.
In another specific embodiment of the present utility model, the stranded laying up pitch of described SZ stranding is 10～12 times of laying up diameter.
The utility model is because after adopting technique scheme, the beneficial effect that has: at first, the inside and outside insulating barrier of conductor is polyvinyl chloride and nylon, and adopts the mode of double-layer coextrusion to be coated on outside the conductor, has also shortened the process-cycle when guaranteeing insulation property; Secondly, select for use thermoplastic elastomer (TPE) to be filled in the centre of one group of conductor, and adopt the stranded mode of SZ stranding, and laying up pitch control to reach the anti-requirement that rolls, effectively prolongs the useful life of cable within 12 times laying up diameter; Three, because inner sheath, oversheath have all adopted thermoplastic elastomer (TPE), more stable with traditional like product structure compared, have superior anti-ly roll, low temperature resistant, uvioresistant, fire-retardant, oil resistance.
Description of drawings
Fig. 1 is embodiment schematic diagram of the present utility model.
Among the figure: 1. cable core, 11. conductors, 111. inner insulating layers, 112. external insulation layers, 12. gasket for packings, 13. lapping layers; 2. inner sheath; 3. metal wire knitted armour; 4. oversheath.
Embodiment
For the auditor that the makes Patent Office especially public can be expressly understood technical spirit of the present utility model and beneficial effect more, the applicant general elaborates in the mode of embodiment below, but all be not restriction to the utility model scheme to the description of embodiment, any according to the utility model design done only for pro forma but not substantial equivalent transformation all should be considered as the technical solution of the utility model category.
See also Fig. 1, a kind of solar power generation flexible cable comprises cable core 1, is extruded in the outer inner sheath 2 of cable core 1, is extruded in the outer metal wire knitted armour 3 of inner sheath 2 and is extruded in the outer oversheath 4 of metal wire knitted armour 3.Described cable core 1 comprises one group of conductor 11, gasket for packing 12 and lapping layer 13 of respectively being coated with inner insulating layer 111 and external insulation layer 112, the quantity of one group of conductor 11 is at least two, in the present embodiment, five have been illustrated, gasket for packing 12 places the centre of five conductors 11, lapping layer 13 is wrapped outside one group of conductor 11, and whole cable core adopts the stranded mode of SZ stranding stranded, and the stranded laying up pitch of described SZ stranding is 10～12 times of laying up diameter.Described gasket for packing 12 is thermoplastic elastomer (TPE), and described lapping layer 13 is aluminium foil, and described inner sheath 2 and oversheath 4 are thermoplastic elastomer (TPE).Described thermoplastic elastomer (TPE) artificial rubber known for the industry or synthetic rubber, both had every excellent properties such as the high resiliency of traditional cross-linking vulcanized rubber, ageing-resistant and oil resistance, simultaneously have the characteristics that common plastics is easy to process, processing mode is wide again, for example can adopt injection moulding, extrude, processing mode production such as blowing.And this thermoplastic elastomer (TPE) has environmental protection, nontoxic, comfortable feel and the good strong point of outward appearance, is the environment-friendly materials that generally acknowledge in the current whole world.Described conductor 11 is to constitute by the complex root tinned copper wire is stranded, and the diameter of each tinned copper wire is 0.10-0.30 ㎜.Described inner insulating layer 111 is polyvinyl chloride (PVC), and described external insulation layer 112 is nylon (Nylon), and both adopt the mode of double-layer coextrusion to be coated on conductor 11 ectonexines.Described metal wire knitted armour 3 is to be formed by the braiding of complex root tinned copper wire, and the diameter of each tinned copper wire is 0.10-0.30 ㎜.。
The solar power generation flexible cable that is obtained by present embodiment, through field compaction test: cable bears 4448N pressure, and in the 60s, cable cover(ing), heart yearn do not break.By II level oil resistant, 75 ℃ * 60 days
Claims (5)
1.
A kind of solar power generation flexible cable, comprise cable core (1), be extruded in the outer inner sheath (2) of cable core (1), be extruded in the outer metal wire knitted armour (3) of inner sheath (2) and be extruded in the outer oversheath (4) of metal wire knitted armour (3), it is characterized in that: described cable core (1) comprises one group of conductor (11) that respectively is coated with inner insulating layer (111) and external insulation layer (112), gasket for packing (12) and lapping layer (13), gasket for packing (12) places the centre of one group of conductor (11), lapping layer (13) is wrapped outside one group of conductor (11), wherein: the quantity of one group of conductor (11) is at least two, adopt the stranded mode of SZ stranding stranded, described gasket for packing (12) is thermoplastic elastomer (TPE), described lapping layer (13) is aluminium foil, and described inner sheath (2) and oversheath (4) are thermoplastic elastomer (TPE).
2.
A kind of solar power generation flexible cable according to claim 1 is characterized in that described conductor (11) is to constitute by the complex root tinned copper wire is stranded, and the diameter of each tinned copper wire is 0.10-0.30 ㎜.
3.
A kind of solar power generation flexible cable according to claim 1 is characterized in that described inner insulating layer (111) is polyvinyl chloride, and described external insulation layer (112) is nylon, and both adopt the mode of double-layer coextrusion to be coated on the ectonexine of conductor (11).
4.
A kind of solar power generation flexible cable according to claim 1 is characterized in that described metal wire knitted armour (3) is to be formed by the braiding of complex root tinned copper wire, and the diameter of each tinned copper wire is 0.10-0.30 ㎜.
5.
A kind of solar power generation flexible cable according to claim 1 is characterized in that the stranded laying up pitch of described SZ stranding is 10～12 times of laying up diameter
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320157092 CN203165508U (en) | 2013-04-01 | 2013-04-01 | Soft cable for solar power generation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320157092 CN203165508U (en) | 2013-04-01 | 2013-04-01 | Soft cable for solar power generation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203165508U true CN203165508U (en) | 2013-08-28 |
Family
ID=49026673
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320157092 Expired - Lifetime CN203165508U (en) | 2013-04-01 | 2013-04-01 | Soft cable for solar power generation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203165508U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103219071A (en) * | 2013-04-01 | 2013-07-24 | 苏州科宝光电科技有限公司 | Flexible cable for solar power generation |
| CN103903749A (en) * | 2014-03-03 | 2014-07-02 | 安徽万博电缆材料有限公司 | Low smoke halogen-free ultraviolet-proof cable |
| CN109887655A (en) * | 2019-04-11 | 2019-06-14 | 苏州科宝光电科技有限公司 | Distributed photovoltaic power generation cable |
-
2013
- 2013-04-01 CN CN 201320157092 patent/CN203165508U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103219071A (en) * | 2013-04-01 | 2013-07-24 | 苏州科宝光电科技有限公司 | Flexible cable for solar power generation |
| CN103903749A (en) * | 2014-03-03 | 2014-07-02 | 安徽万博电缆材料有限公司 | Low smoke halogen-free ultraviolet-proof cable |
| CN109887655A (en) * | 2019-04-11 | 2019-06-14 | 苏州科宝光电科技有限公司 | Distributed photovoltaic power generation cable |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130828 |