CN203038953U - Lightweight photovoltaic component - Google Patents
Lightweight photovoltaic component Download PDFInfo
- Publication number
- CN203038953U CN203038953U CN 201220715959 CN201220715959U CN203038953U CN 203038953 U CN203038953 U CN 203038953U CN 201220715959 CN201220715959 CN 201220715959 CN 201220715959 U CN201220715959 U CN 201220715959U CN 203038953 U CN203038953 U CN 203038953U
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- Prior art keywords
- axle sleeve
- photovoltaic module
- thermoplastic resin
- framework
- lightweight
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
Abstract
The utility model discloses a lightweight photovoltaic component which comprises a photovoltaic panel and a frame which is used for fixing and protecting the photovoltaic panel. The photovoltaic panel comprises a transparent fluorine resin film layer, a first thermoplastic resin layer, a solar cell sheet, a second thermoplastic resin layer and a substrate, wherein the transparent fluorine resin film layer, the first thermoplastic resin layer, the solar cell sheet, the second thermoplastic resin layer and the substrate are arranged in sequence. The transparent fluorine resin film layer is adhered with the solar cell sheet through the first thermoplastic resin layer. The substrate is adhered with the solar cell sheet through the second thermoplastic resin layer. According to the photovoltaic component, the transparent fluorine resin film layer is used to replace toughened glass and is used as a front plate, which not only solves the problem of spontaneous explosion when the toughened glass and the component are produced, transported and installed, but also reduces security risks when the photovoltaic component is produced, transported and installed; and the lightweight photovoltaic component has the advantages of thin thickness and small volume, which reduces the component weight and is convenient for component transporting and carrying.
Description
Technical field
The utility model relates to the photovoltaic module field, particularly a kind of lightweight photovoltaic module.
Background technology
Photovoltaic module also is solar panel, is the core in the solar power system, also is most important parts in the solar power system.Its effect is to be electric energy with conversion of solar energy, or is sent in the storage battery and stores, or promotes loaded work piece.
The general structure of photovoltaic module comprises: photovoltaic panel and be used for framework fixing and the protection photovoltaic panel; Photovoltaic panel generally comprises toughened glass layer, vinyl-vinyl acetate copolymer (EVA) adhesive film, interconnective battery lamella, EVA adhesive film and tributyl tin compound (TPT) backboard that sets gradually; Framework is generally the aluminium frame.
Existing photovoltaic module adopts toughened glass as protective layer and the photic zone of battery sheet mostly, but 1.6m
2The weight average of toughened glass reach about 10kg, cause the weight of photovoltaic module bigger, bring inconvenience for transportation and the installation of photovoltaic module.
Traditional photovoltaic module all adopts aluminium frame encapsulation mode, and not collapsible, brings a lot of problems for transportation and the installation of photovoltaic module, can't satisfy the changeable demand of user simultaneously again.
The patent No. is that the Chinese utility model patent of ZL201120114547.6 discloses a kind of photovoltaic module lightweight package assembling, and it comprises: backboard, be located at a plurality of solar battery sheets on this backboard, be used for EVA glued membrane and the aluminium frame of each solar battery sheet of encapsulation.The technical scheme of the disclosure adopts the aluminium frame as encapsulating material, can't fold splicing, and volume ratio is bigger, installs to transportation and brings difficulty, also can't satisfy the changeable demand of user simultaneously, exists technological deficiency.
The patent No. is that the Chinese utility model patent of ZL201020125231.2 discloses a kind of simple in structure, framework of connecting more firm and reliable solar photovoltaic assembly.It comprises: the framework of solar photovoltaic assembly, this framework is the rectangle frame that is spliced by pair of short edges and a pair of long limit, be characterized in: the end on described long limit is provided with inserting groove, the end of minor face is provided with for the grafting bar that inserts described inserting groove, and has silica gel or the silica gel strip of being located on the grafting bar in described inserting groove.This framework can conveniently splice, but because the photovoltaic panel of conventional structures such as employing toughened glass causes the weight of photovoltaic module heavier.
Therefore, be necessary to provide a kind of photovoltaic module of lightweight of improvement, in order to overcome shortcoming and defect of the prior art.
The utility model content
The utility model provides a kind of lightweight photovoltaic module, adopts the polymer material layer of improvement to replace traditional toughened glass, has alleviated the weight of photovoltaic module greatly.
In order to realize above-mentioned purpose of the present utility model, provide following technical scheme:
A kind of lightweight photovoltaic module comprises photovoltaic panel and is used for framework fixing and the protection photovoltaic panel; Described photovoltaic panel comprises transparent fluoroplastic film layer, first thermoplastic resin, solar battery sheet, second thermoplastic resin and the substrate that sets gradually; Described transparent fluoroplastic film layer is bonding by first thermoplastic resin and solar battery sheet, and described substrate is bonding by second thermoplastic resin and solar battery sheet.
In the utility model lightweight photovoltaic module, because adopt transparent fluoroplastic film layer to substitute toughened glass as front panel, not only solved this self-destruction problem in producing, transport and installing of toughened glass and assembly, reduced the security risk of photovoltaic module when producing, transporting and installing, and the thin thickness of this lightweight photovoltaic module, own vol is little, has alleviated assembly weight, and the transportation of being convenient to assembly is carried.
Prior art is adopted in the preparation of described photovoltaic panel, during concrete the making, lamination is as a whole through the heating in vacuum lamination after placing in order with transparent fluoroplastic film layer, first thermoplastic resin, solar battery sheet, second thermoplastic resin and substrate, namely obtains photovoltaic panel.
The film of described transparent fluoroplastic film layer for adopting fluorine resin to be made into, ethylene-tetrafluoroethylene copolymer (ETFE) film for example, preferred thickness is 100 μ m-300 μ m, has the high transmission rate more than 90%, and performances such as good anti-aging, uvioresistant, waterproof, insulation, can substitute toughened glass commonly used in the existing photovoltaic module.
Described first thermoplastic resin is identical with second thermoplastic resin, is used for the encapsulation solar battery sheet, preferred EVA thermoplastic resin, and this resin contains the UV absorbent, can reduce ultraviolet ray to the aging action of solar battery sheet.
Described solar battery sheet adopts photovoltaic panel battery sheet commonly used, as the solar battery sheet of monocrystaline silicon solar cell sheet, polysilicon solar battery slice, non-crystal silicon solar cell sheet or non-silicon form.
Described substrate adopts photovoltaic panel substrate commonly used, the preferred epoxy substrate, and it is high temperature resistant more than 120 ℃, has low-shrinkage, excellent mechanical property and insulation property, excellent chemical stability, outstanding dimensional stability and durability.
Described framework can adopt the existing framework of photovoltaic module, and in order further to improve the portability of described lightweight photovoltaic module, described framework is more than two, adopts removable connector to connect between the described framework.
Described removable connector is selected detachable buckle for use; Further preferred described framework comprises the bottom surface and along the sidewall of bottom surface periphery projection, described sidewall is fixed with first axle sleeve and second axle sleeve at least; Described photovoltaic panel places in the framework; Described removable connector comprises the axostylus axostyle of hollow, described axostylus axostyle one end is fixed with first rotating shaft and second rotating shaft, first rotating shaft cooperates with first axle sleeve of a framework is movable, second rotating shaft cooperates with first axle sleeve of another framework is movable, and the axostylus axostyle other end cooperates with second axle sleeve of two frameworks is movable respectively.Described bottom surface is that photovoltaic panel provides support.
During concrete the use, adopt the axostylus axostyle of band rotating shaft as two connectors with upper frame, rotating shaft and axle sleeve activity are cooperated, can realize any splicing of the framework of a plurality of band photovoltaic panels, the assembly that is spliced like this can fold and expand by user's request.
The described axostylus axostyle other end cooperates with second axle sleeve of two frameworks is movable respectively, and specifically enumerate two kinds of fit systems for convenience detach, first kind: described second axle sleeve is provided with the tubular projection, and the described axostylus axostyle other end is provided with the hole that holds described tubular projection; Second kind: the described axostylus axostyle other end is provided with the tubular projection, and described second axle sleeve is provided with the hole that holds described tubular projection.
The described axostylus axostyle other end cooperates with second axle sleeve of two frameworks is movable respectively, by second axle sleeve both positive and negative polarity of photovoltaic module is derived, because axostylus axostyle inside is hollow, the circuit-line that can hold photovoltaic module, and carry out the connection in series-parallel of photovoltaic panel easily, can obtain more high-power output.
The circuit of described photovoltaic panel is connected to prior art, and the circuit of described photovoltaic module connects and can connect by the both positive and negative polarity leading-out terminal of substrate back photovoltaic module, and leading-out terminal can be that direct cable is drawn, and perhaps adopts the mode of silk-screen circuit to draw.The position, hole that described photovoltaic module both positive and negative polarity is derived preferably is arranged near the position of second axle sleeve or is arranged on the framework bottom surface, and described photovoltaic module both positive and negative polarity correspondence position can be printed positive and negative wiring solder joint, is convenient to two anodal conductings, the also conducting of two negative poles.Arbitrarily connection in series-parallel between each photovoltaic panel unit.
For the ease of dismounting, described sidewall is provided be used to the mounting hole site of fixing first axle sleeve and second axle sleeve; Further preferred described mounting hole site is screw, and first axle sleeve and second axle sleeve are fixed on the described sidewall by screw.
Be fixed with two groups of above first axle sleeves and second axle sleeve on the described sidewall, splice expansion with convenient described framework from multi-direction.Wherein, first axle sleeve and second axle sleeve are one group.
Described framework preferably adopts light material, as aluminum or plastics, has lightly, and characteristics such as the thin thickness volume is little can further reduce the weight of photovoltaic module.
Described framework is preferably regular shape, is beneficial to deposit the time save space, as can be rectangle.
Compared with prior art, the utlity model has following advantage:
In the utility model lightweight photovoltaic module, because adopt transparent fluoroplastic film layer to substitute toughened glass as front panel, not only solved this self-destruction problem in producing, transport and installing of toughened glass and assembly, reduced the security risk of photovoltaic module when producing, transporting and installing, and the thin thickness of this lightweight photovoltaic module, own vol is little, has alleviated assembly weight, and the transportation of being convenient to assembly is carried.
In the optimal technical scheme of the utility model lightweight photovoltaic module, because cancelled traditional aluminium frame encapsulation mode, adopt detachable, folding lightweight housing, not only volume is little, and thin thickness is in light weight, because it is collapsible, assembly is easy to carry, and can obtains more high-power output by the splicing expansion, increased the design space on the product appearance function.Substrate adopts epoxy resin board, has so not only alleviated about 30% assembly weight, but also has greatly reduced transportation installation cost and the cost of labor of assembly.
Description of drawings
Fig. 1 is the structural representation of the utility model photovoltaic panel;
Fig. 2 is any spliced structural representations in two photovoltaic module unit of the utility model;
Fig. 3 is any spliced end views in two photovoltaic module unit of the utility model;
Fig. 4 is the cutaway view of a part A-A section among Fig. 1.
Embodiment
For technical characterictic, innovative point and the effect that the utility model is realized is easy to understand, below in conjunction with accompanying drawing and specific embodiment, further set forth the utility model.
As shown in Figure 1, Figure 2, Figure 3 and Figure 4, the utility model lightweight photovoltaic module comprises photovoltaic panel 6 and is used for framework 7 fixing and the protection photovoltaic panel; Photovoltaic panel 6 comprises transparent fluoroplastic film layer 1, first thermoplastic resin 2, solar battery sheet 3, second thermoplastic resin 4 and the substrate 5 that sets gradually; Transparent fluoroplastic film layer 1 is bonding with solar battery sheet 3 by first thermoplastic resin 2, and substrate 5 is bonding with solar battery sheet 3 by second thermoplastic resin 4.
In this lightweight photovoltaic module, because adopt transparent fluoroplastic film layer 1 to substitute toughened glass as front panel, not only solved this self-destruction problem in producing, transport and installing of toughened glass and assembly, reduced the security risk of photovoltaic module when producing, transporting and installing, and the thin thickness of this lightweight photovoltaic module, own vol is little, has alleviated assembly weight, and the transportation of being convenient to assembly is carried.
Prior art is adopted in the preparation of photovoltaic panel 6, during concrete the making, lamination is as a whole through the heating in vacuum lamination after placing in order with transparent fluoroplastic film layer 1, first thermoplastic resin 2, solar battery sheet 3, second thermoplastic resin 4 and substrate 5, namely obtains photovoltaic panel 6.
The film of transparent fluoroplastic film layer 1 for adopting fluorine resin to be made into, ethylene-tetrafluoroethylene copolymer (ETFE) film for example, preferred thickness is 100 μ m-300 μ m, has the high transmission rate more than 90%, and performances such as good anti-aging, uvioresistant, waterproof, insulation, can substitute toughened glass commonly used in the existing photovoltaic module.
First thermoplastic resin 2 is identical with second thermoplastic resin 4, is used for the encapsulation solar battery sheet, preferred EVA thermoplastic resin, and this resin contains the UV absorbent, can reduce ultraviolet ray to the aging action of solar battery sheet.
The battery sheet that solar battery sheet 3 adopts photovoltaic panel 6 to use always is as the solar battery sheet of monocrystaline silicon solar cell sheet, polysilicon solar battery slice, non-crystal silicon solar cell sheet or non-silicon form.
The substrate 5 that substrate 5 adopts photovoltaic panel 6 to use always, the preferred epoxy substrate, it is high temperature resistant more than 120 ℃, has low-shrinkage, excellent mechanical property and insulation property, excellent chemical stability, outstanding dimensional stability and durability.
Framework 7 can adopt the existing framework of photovoltaic module, and in order further to improve the portability of lightweight photovoltaic module, framework 7 is more than two, and framework adopts removable connector to connect 8 each other.
During concrete the use, adopt the axostylus axostyle 12 of band rotating shaft as two connectors with upper frame, rotating shaft and axle sleeve activity are cooperated, can realize any splicing of the framework 7 of a plurality of band photovoltaic panels 6, the assembly that is spliced like this can fold and expand by user's request.
Axostylus axostyle 12 other ends cooperate with second axle sleeve, 11 activities of two frameworks respectively, and specifically enumerate two kinds of fit systems for convenience detach, first kind: second axle sleeve 11 is provided with the tubular projection, and axostylus axostyle 12 other ends are provided with the hole that holds the tubular projection; Second kind: axostylus axostyle 12 other ends are provided with the tubular projection, and second axle sleeve 11 is provided with the hole that holds the tubular projection.
The circuit of photovoltaic panel 6 is connected to prior art, and the circuit of photovoltaic module connects and can connect by the both positive and negative polarity leading-out terminal of substrate 5 back side photovoltaic modulies, and leading-out terminal can be that direct cable is drawn, and perhaps adopts the mode of silk-screen circuit to draw.The position, hole that the photovoltaic module both positive and negative polarity is derived preferably is arranged near the position of second axle sleeve 11 or is arranged on framework 7 bottom surfaces, and photovoltaic module both positive and negative polarity correspondence position can be printed positive and negative wiring solder joint, is convenient to two anodal conductings, the also conducting of two negative poles.Arbitrarily connection in series-parallel between each photovoltaic panel Unit 6.
For the ease of dismounting, sidewall 9 is provided be used to the mounting hole site of fixing first axle sleeve 10 and second axle sleeve 11, and mounting hole site is provided with deckboard 15; Further preferred mounting hole site is that screw 16, the first axle sleeves 10 and second axle sleeve 11 are fixed on the described sidewall 9 by screw.
Be fixed with two groups of above first axle sleeves 10 and second axle sleeve 11 on the sidewall 9, splice expansion to make things convenient for framework 7 from multi-direction.Wherein, first axle sleeve 10 and second axle sleeve 11 are one group.
The preferred light materials that adopt of framework 7 as aluminum or plastics, have lightly, and characteristics such as the thin thickness volume is little can further reduce the weight of photovoltaic module.
Framework 7 is preferably regular shape, is beneficial to deposit the time save space, as can be rectangle.
The preparation process of the utility model lightweight photovoltaic module is as follows:
(1). conventional batteries after electric performance test is qualified, is carried out the welding of monolithic solar cell sheet through outward appearance classification, the welding of connecting then, whether the check of welding back has rosin joint to leak weldering, and whether burr, battery sheet have fragmentation to conceal to split etc.(2). lay the second thick thermoplastic resin 4 of one deck 0.5mm at epoxy resin base plate, lay the good solar battery sheet string of series welding then, battery sheet string faces up, battery sheet polyphone series welding is good by welding connects, and then lay one deck first thermoplastic resin 2, lay layer of transparent fluoroplastic film layer 1 at last, put the stacking material that lays into laminating machine laminating, intact panel cooling a period of time thermoplastic resin and the substrate that face plate edge is unnecessary for the treatment of of lamination carries out deburring, obtains photovoltaic panel 6; (3). photovoltaic panel 6 is put into the plastic frame 7 that just can hold this photovoltaic panel 6, and the sealing of plastic frame 7 bottoms is for photovoltaic panel 6 provides support.Obtain a photovoltaic module.
With a plurality of framework 7 splicings, being spliced into example with two frameworks 7 is specially: first axle sleeve 10 that two frameworks 7 are inserted in first rotating shaft 13 and second rotating shaft 14 of axostylus axostyle 12 1 ends respectively, axostylus axostyle 12 other ends are cooperated with second axle sleeve, 11 activities of two frameworks respectively, realize the splicing of two frameworks 7; But two framework 7 relative motions realize the folding of two photovoltaic modulies, realize both positive and negative polarity output and connection simultaneously.The user can select to use a plurality of mounting hole site to realize connection in series-parallel between the assembly as required, and the array of Zu Chenging can fold and expand by user's request like this.
Claims (9)
1. a lightweight photovoltaic module comprises photovoltaic panel and is used for framework fixing and the protection photovoltaic panel; It is characterized in that described photovoltaic panel comprises transparent fluoroplastic film layer, first thermoplastic resin, solar battery sheet, second thermoplastic resin and the substrate that sets gradually; Described transparent fluoroplastic film layer is bonding by first thermoplastic resin and solar battery sheet, and described substrate is bonding by second thermoplastic resin and solar battery sheet.
2. lightweight photovoltaic module according to claim 1 is characterized in that, described transparent fluoroplastic film layer is the ethylene-tetrafluoroethylene copolymer thin layer, and thickness is 100 μ m-300 μ m.
3. lightweight photovoltaic module according to claim 1 is characterized in that, described first thermoplastic resin is identical with second thermoplastic resin, is the vinyl-vinyl acetate copolymer layer.
4. lightweight photovoltaic module according to claim 1 is characterized in that, described substrate is epoxy resin base plate.
5. lightweight photovoltaic module according to claim 1 is characterized in that, described framework is more than two, adopts removable connector to connect between the described framework.
6. lightweight photovoltaic module according to claim 5 is characterized in that, described removable connector is detachable buckle.
7. lightweight photovoltaic module according to claim 5 is characterized in that, described framework comprises the bottom surface and along the sidewall of bottom surface periphery projection, described sidewall is fixed with first axle sleeve and second axle sleeve at least; Described removable connector comprises the axostylus axostyle of hollow, described axostylus axostyle one end is fixed with first rotating shaft and second rotating shaft, first rotating shaft cooperates with first axle sleeve of a framework is movable, second rotating shaft cooperates with first axle sleeve of another framework is movable, and the axostylus axostyle other end cooperates with second axle sleeve of two frameworks is movable respectively.
8. lightweight photovoltaic module according to claim 7 is characterized in that, described second axle sleeve is provided with the tubular projection, and the described axostylus axostyle other end is provided with the hole that holds described tubular projection; Perhaps: the described axostylus axostyle other end is provided with the tubular projection, and described second axle sleeve is provided with the hole that holds described tubular projection.
9. lightweight photovoltaic module according to claim 7 is characterized in that, is fixed with two groups of above first axle sleeve and second axle sleeves on the described sidewall, and wherein, first axle sleeve and second axle sleeve are one group.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220715959 CN203038953U (en) | 2012-12-21 | 2012-12-21 | Lightweight photovoltaic component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220715959 CN203038953U (en) | 2012-12-21 | 2012-12-21 | Lightweight photovoltaic component |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203038953U true CN203038953U (en) | 2013-07-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220715959 Expired - Fee Related CN203038953U (en) | 2012-12-21 | 2012-12-21 | Lightweight photovoltaic component |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203038953U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106486561A (en) * | 2015-08-31 | 2017-03-08 | 上海羿仕新能源科技有限公司 | Solar module and its manufacture method |
-
2012
- 2012-12-21 CN CN 201220715959 patent/CN203038953U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106486561A (en) * | 2015-08-31 | 2017-03-08 | 上海羿仕新能源科技有限公司 | Solar module and its manufacture method |
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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: 20130703 Termination date: 20201221 |
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| CF01 | Termination of patent right due to non-payment of annual fee |