CN108173336A - Flexible solar charger and manufacturing method - Google Patents
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- CN108173336A CN108173336A CN201810127210.5A CN201810127210A CN108173336A CN 108173336 A CN108173336 A CN 108173336A CN 201810127210 A CN201810127210 A CN 201810127210A CN 108173336 A CN108173336 A CN 108173336A
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- 238000004519 manufacturing process Methods 0.000 title abstract description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 4
- 230000000903 blocking effect Effects 0.000 claims abstract description 3
- 239000002313 adhesive film Substances 0.000 claims description 32
- 239000004744 fabric Substances 0.000 claims description 31
- 239000002131 composite material Substances 0.000 claims description 27
- 239000010408 film Substances 0.000 claims description 26
- 239000010409 thin film Substances 0.000 claims description 8
- KTSFMFGEAAANTF-UHFFFAOYSA-N [Cu].[Se].[Se].[In] Chemical compound [Cu].[Se].[Se].[In] KTSFMFGEAAANTF-UHFFFAOYSA-N 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 4
- 239000012528 membrane Substances 0.000 abstract description 3
- 239000000463 material Substances 0.000 abstract description 2
- 150000001875 compounds Chemical class 0.000 abstract 3
- 230000005540 biological transmission Effects 0.000 abstract 2
- 238000010030 laminating Methods 0.000 abstract 2
- 210000004027 cell Anatomy 0.000 description 42
- 238000010586 diagram Methods 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 229910021419 crystalline silicon Inorganic materials 0.000 description 2
- 239000012634 fragment Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000741 silica gel Substances 0.000 description 2
- 229910002027 silica gel Inorganic materials 0.000 description 2
- 239000004593 Epoxy Substances 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 210000003850 cellular structure Anatomy 0.000 description 1
- HVMJUDPAXRRVQO-UHFFFAOYSA-N copper indium Chemical compound [Cu].[In] HVMJUDPAXRRVQO-UHFFFAOYSA-N 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229920006335 epoxy glue Polymers 0.000 description 1
- QNWMNMIVDYETIG-UHFFFAOYSA-N gallium(ii) selenide Chemical compound [Se]=[Ga] QNWMNMIVDYETIG-UHFFFAOYSA-N 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 239000005022 packaging material Substances 0.000 description 1
- 238000012858 packaging process Methods 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/34—Parallel operation in networks using both storage and other DC sources, e.g. providing buffering
- H02J7/35—Parallel operation in networks using both storage and other DC sources, e.g. providing buffering with light sensitive cells
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
- H10F19/00—Integrated devices, or assemblies of multiple devices, comprising at least one photovoltaic cell covered by group H10F10/00, e.g. photovoltaic modules
- H10F19/80—Encapsulations or containers for integrated devices, or assemblies of multiple devices, having photovoltaic cells
- H10F19/804—Materials of encapsulations
-
- 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
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Photovoltaic Devices (AREA)
Abstract
Description
技术领域technical field
本发明涉及太阳能充电装置及制造方法,具体涉及柔性太阳能充电器及制造方法。The invention relates to a solar charging device and a manufacturing method, in particular to a flexible solar charger and a manufacturing method.
背景技术Background technique
智能电子产品成为人们生活中的必需品,移动太阳能充电器应运而生。目前市场上的太阳能充电器,以晶体硅太阳能电池片制作为主,因为晶体硅太阳能电池片易碎,为了保护电池片要使用玻璃、亚克力板、环氧板、环氧胶等封装,从而这类太阳能充电器比较重,不便于携带,而且电池片封装过程中极易产生破片、隐裂片风险,从而导致生产成本增加,产品性能得不到保证;还有一类是用柔性铜铟镓硒薄膜太阳能电池制作而成的太阳能充电器,是用有机透明高阻水薄膜、密封剂等薄膜封装材料层压在一起而成的一种发电产品,具有轻薄,可折叠、便携、抗冲击不易损坏的特点,但由于市场上的有机透明高阻水薄膜价格高昂导致产品制造成本高,售价高,缺乏市场竞争力。Smart electronic products have become a necessity in people's lives, and mobile solar chargers have emerged as the times require. At present, solar chargers on the market are mainly made of crystalline silicon solar cells, because crystalline silicon solar cells are fragile, in order to protect the cells, they must be packaged with glass, acrylic board, epoxy board, epoxy glue, etc., so this The solar charger is relatively heavy and not easy to carry, and the risk of fragments and hidden fragments is easily generated during the battery chip packaging process, which leads to increased production costs and product performance cannot be guaranteed; there is another type that uses flexible copper indium gallium selenide thin film The solar charger made of solar cells is a power generation product laminated with organic transparent high-resistance water-resistance films, sealants and other film packaging materials. It is light and thin, foldable, portable, impact-resistant and not easy to damage However, due to the high price of the organic transparent high water-blocking film on the market, the product manufacturing cost is high, the selling price is high, and the market competitiveness is lacking.
发明内容Contents of the invention
本发明的主要目的在于解决现有技术中的柔性太阳能充电器制造成本高的问题。The main purpose of the present invention is to solve the problem of high manufacturing cost of the flexible solar charger in the prior art.
为了实现上述目的,首先提供一种柔性太阳能充电器,包括柔性太阳能电池组件,在柔性太阳能电池组件的表面上通过胶膜与一连续或间断的柔性复合层粘接,所述的柔性复合层是由具有柔性的透光耐候层和具有柔性的的透光阻水层通过胶膜粘接形成的,在柔性复合层的上表面通过胶膜与一窗口布粘接,窗口布上包括一个或更多个让光透过的窗口,柔性太阳能电池组件的背面通过胶膜与一阻水膜粘接,阻水膜背面通过胶膜与一背布粘接在一起,柔性太阳能电池组件通过PCB与充电接口连接,PCB以及充电接口设置在所述的背布上。In order to achieve the above object, a flexible solar charger is firstly provided, comprising a flexible solar cell assembly, on the surface of the flexible solar cell assembly, a continuous or discontinuous flexible composite layer is bonded on the surface of the flexible solar cell assembly, and the flexible composite layer is It is formed by bonding a flexible light-transmitting weather-resistant layer and a flexible light-transmitting water-blocking layer through an adhesive film. The upper surface of the flexible composite layer is bonded to a window cloth through an adhesive film. The window cloth includes one or more Multiple windows for light to pass through. The back of the flexible solar cell module is bonded to a water-blocking film through an adhesive film. The back of the water-blocking film is bonded to a back cloth through an adhesive film. The interface connection, PCB and charging interface are arranged on the back cloth.
上述柔性太阳能充电器还具有如下优化方案:The above-mentioned flexible solar charger also has the following optimization scheme:
所述的柔性太阳能电池组件由多块太阳能电池片平铺构成,太阳能电池片之间由柔性电路导通在正、负极输出端之间。The flexible solar cell assembly is composed of a plurality of solar cell sheets tiled, and the solar cell sheets are connected between positive and negative output ends by a flexible circuit.
间断的柔性复合层是具有柔性的透光耐候层和具有柔性的的透光阻水层通过胶膜粘接形成的柔性复合层单元平铺构成,柔性复合层单元直接或间接铺设在太阳能电池片的表面,所述的窗口布上的窗口与柔性复合层单元对应,窗口边缘包住柔性复合层单元的边缘并通过胶膜粘合在一起。The intermittent flexible composite layer is a flexible composite layer unit formed by bonding a flexible light-transmitting weather-resistant layer and a flexible light-transmitting water-blocking layer through adhesive films. The flexible composite layer unit is directly or indirectly laid on the solar cell sheet The window on the window cloth corresponds to the flexible composite layer unit, and the edge of the window wraps around the edge of the flexible composite layer unit and is bonded together by an adhesive film.
所述的多块太阳能电池片之间间隔设置。The plurality of solar cells are arranged at intervals.
所述的太阳能电池片具有柔性。The solar cells are flexible.
所述的太阳能电池片为柔性薄膜铜铟镓硒太阳能电池片。The solar cell is a flexible thin film copper indium gallium selenide solar cell.
柔性太阳能电池组件的表面通过胶膜与柔性复合层粘接在一起。The surface of the flexible solar cell module is bonded together with the flexible composite layer through an adhesive film.
PCB中包括控制电路。The control circuit is included in the PCB.
PCB和充电接口设置在接线盒中。The PCB and the charging interface are arranged in the junction box.
本发明还提供一种上述柔性太阳能充电器的制作方法,将窗口布、胶膜、柔性复合层、胶膜、柔性太阳能电池组、胶膜、阻水膜、胶膜、背布层叠后,通过层压机层压,然后将PCB与充电接口固定在背布上。The present invention also provides a method for making the above-mentioned flexible solar charger. The laminator laminates, and then fixes the PCB and the charging interface on the back cloth.
本发明使用透明有机耐候膜、胶膜、透明阻水膜三层结构替代有机透明高阻水膜,具有成本低,制造工艺简单,轻薄,可折叠便于携带的特性。The invention uses a three-layer structure of a transparent organic weather-resistant film, an adhesive film and a transparent water-blocking film to replace the organic transparent high-water-blocking film, which has the characteristics of low cost, simple manufacturing process, light and thin, foldable and portable.
附图说明Description of drawings
图1为种柔性太阳能充电器的一种实施例示意图。Fig. 1 is a schematic diagram of an embodiment of a flexible solar charger.
图2为PCB的一种安装结构示意图。FIG. 2 is a schematic diagram of a mounting structure of a PCB.
图3为窗口布的一种实施例示意图。Fig. 3 is a schematic diagram of an embodiment of the window cloth.
图4为背布的一种实施例示意图。Fig. 4 is a schematic diagram of an embodiment of the back cloth.
图中:1.窗口布;2.胶膜;3.透光耐候层;4.透光阻水层;5.柔性太阳能电池片;6.柔性电路;7.阻水膜;8.正、负极输出端;9.背布;10. 柔性太阳能充电器;11.硅胶;12.PCB;13.接线盒;14.窗口;15.接线盒安装位置。In the figure: 1. window cloth; 2. adhesive film; 3. light-transmitting weather-resistant layer; 4. light-transmitting water-blocking layer; 5. flexible solar cell; 6. flexible circuit; 7. water-blocking film; 8. positive, Negative output terminal; 9. Back cloth; 10. Flexible solar charger; 11. Silicone; 12. PCB; 13. Junction box; 14. Window; 15. Junction box installation position.
具体实施方式Detailed ways
以下结合实施例和附图对于本发明做进一步说明,实施例和附图仅用于解释说明而不用于限定本发明的保护范围。The present invention will be further described below in conjunction with the embodiments and drawings, which are only used for illustration and not for limiting the protection scope of the present invention.
在以下实施例中,以附图的各层的上方一侧为“表面”,下方一侧为“背面”,其所表示的“表面”和“背面”是相对位置,而不是绝对位置。In the following embodiments, the upper side of each layer in the drawings is referred to as the "surface" and the lower side is referred to as the "back". The "surface" and "back" represented are relative positions rather than absolute positions.
本实施例中的柔性太阳能充电器结构如图1所示,其自上而下依次主要包括以下各层:The structure of the flexible solar charger in this embodiment is shown in Figure 1, which mainly includes the following layers from top to bottom:
a.窗口布,窗口布上包括一个或更多个让光透过的窗口,窗口的位置与柔性太阳能电池组件中的太阳能电池片位置对应,窗口边缘包住柔性复合层单元的边缘并通过胶膜粘合在一起,以便于接收阳光,采用的布料本身可以自带的胶粘剂,a. Window cloth, the window cloth includes one or more windows that let light pass through, the position of the window corresponds to the position of the solar cells in the flexible solar cell module, the edge of the window wraps the edge of the flexible composite layer unit and passes through the glue The membranes are glued together so that they can receive sunlight, using the fabric itself with its own adhesive,
b.用于粘接窗口布和透光耐候层的胶膜,其形成与窗口布一致,b. The adhesive film used to bond the window cloth and the light-transmitting weather-resistant layer, its formation is consistent with the window cloth,
c.透光耐候层,可以采用透明的有机耐候膜,c. Light-transmitting weather-resistant layer can use transparent organic weather-resistant film,
d.用于粘接透光耐候层和透光阻水层的胶膜,与透光耐候层的形状一致d. The adhesive film used to bond the light-transmitting weather-resistant layer and the light-transmitting water-blocking layer is consistent with the shape of the light-transmitting weather-resistant layer
e.透光阻水层,可以采用透明的阻水膜,e. The light-transmitting water-blocking layer can use a transparent water-blocking film,
透光耐候层/胶膜/透光阻水层构成柔性复合层,柔性复合层可以是完整的一整块,也可以是根据太阳能电池组中各个太阳能电池片的大小,间隔分割成与太阳能电池片大小对应的多个柔性复合层单元。现有的技术中采用的是透明阻水膜,透明阻水膜是一种复合膜,价格高,制造成本高,本实施例中的耐候层/胶膜/阻水层分别裁切,依次铺设一次层压工艺,制造工艺简单,成本低,透明阻水膜价格180-500元/m2,这个三层结构的复合层在100元/m2以下。The light-transmitting weather-resistant layer/adhesive film/light-transmitting water-blocking layer constitutes a flexible composite layer. The flexible composite layer can be a complete piece, or it can be divided into separate parts according to the size of each solar cell in the solar cell group. A plurality of flexible composite layer units corresponding to the sheet size. The existing technology uses a transparent water-blocking film. The transparent water-blocking film is a composite film with high price and high manufacturing cost. The weather-resistant layer/adhesive film/water-blocking layer in this embodiment are cut separately and laid sequentially. One-time lamination process, simple manufacturing process and low cost, the price of transparent water-blocking film is 180-500 yuan/m 2 , and the composite layer of this three-layer structure is less than 100 yuan/m 2 .
f.用于粘接透光阻水层与柔性太阳能电池组件的胶膜,形状与柔性复合层或柔性复合层单元一致,f. The adhesive film used to bond the light-transmitting water-blocking layer and the flexible solar cell module, the shape is consistent with the flexible composite layer or the flexible composite layer unit,
g.柔性太阳能电池组件,由多块太阳能电池片平铺构成,太阳能电池片之间由柔性电路导通在正、负极输出端之间,在本实施例中太阳能电池片通过柔性电路串联,柔性电路可以采用FPC(柔性印刷电路),太阳能电池片优选也采用柔性的太阳能电池片,如柔性薄膜铜铟镓硒太阳能电池片,多块太阳能电池片之间间隔设置,其间隔在整个柔性太阳能充电器的较薄位置,可以作为该柔性太阳能充电器的折叠,太阳能电池片之间由柔性电路导通在正、负极输出端之间,g. The flexible solar cell assembly is composed of multiple solar cells tiled, and the solar cells are connected between the positive and negative output terminals by a flexible circuit. In this embodiment, the solar cells are connected in series through a flexible circuit, and the flexible circuit FPC (flexible printed circuit) can be used. The solar cells are preferably flexible solar cells, such as flexible thin-film copper indium gallium selenide solar cells. Multiple solar cells are arranged at intervals, and the intervals are in the entire flexible solar charger. The thinner position can be used as the folding of the flexible solar charger, and the solar cells are connected between the positive and negative output terminals by a flexible circuit.
h.用于粘接柔性太阳能电池组件与阻水层的胶膜,与柔性太阳能电池组件中的太阳能电池片对应,h. The adhesive film used to bond the flexible solar cell module and the water blocking layer, corresponding to the solar cells in the flexible solar cell module,
i.阻水层,可以采用普通阻水膜或者超阻水膜,i. The water-blocking layer can use ordinary water-blocking film or super water-blocking film,
j.用于粘阻水层与背布的胶膜,与阻水层形状一致,j. The adhesive film used to stick the water-blocking layer and the back cloth is consistent with the shape of the water-blocking layer,
k.背布,采用的布料本身可以自带的胶粘剂。k. Backing cloth, the adhesive used in the cloth itself can be self-contained.
如图2和图4所示,在背布上还安装有接线盒,接线盒设置在如图4所示的接线盒安装位置,接线盒内设置有PCB,柔性太阳能电池组件的正、负极输出端通过PCB与充电接口连接,PCB中包括控制电路,使得电池板转化的电能能够用于其他设备的充电,PCB即“印刷电路板”,该电路板可以根据实际需要通过常规的电路板设计获得,只要是能够实现太阳能充电的电路都可以运用到本实施例中。As shown in Figure 2 and Figure 4, a junction box is also installed on the back cloth, the junction box is set at the installation position of the junction box as shown in Figure 4, the PCB is arranged in the junction box, and the positive and negative outputs of the flexible solar cell module The terminal is connected to the charging interface through the PCB. The PCB includes a control circuit, so that the electric energy converted by the battery board can be used for charging other devices. The PCB is a "printed circuit board". This circuit board can be obtained through conventional circuit board design according to actual needs. , as long as it is a circuit that can realize solar charging, it can be used in this embodiment.
上述柔性太阳能充电器的多层材料按顺序层叠后通过层压机层压后制得,其具体步骤如下:The multi-layer materials of the above-mentioned flexible solar charger are laminated in order and then laminated by a laminator. The specific steps are as follows:
1.依照附图3,切割上窗口布。1. According to the attached picture 3, cut the upper window cloth.
2.依照附图4,切割背布。2. According to Figure 4, cut the back cloth.
3.依照附图1,准备柔性薄膜铜铟镓硒太阳能电池片、胶膜、透明有机耐候膜、透明阻水膜、柔性背面超阻水膜、FPC;依次铺设窗口布料、胶膜、透明有机耐候膜、胶膜、透明阻水膜、柔性薄膜铜铟镓硒太阳能电池片;用FPC把柔性薄膜铜铟镓硒太阳能电池片串联,引出模块化的柔性薄膜太阳能电池组件正负、极输出端;再依次铺设胶膜、背面的超阻水膜、胶膜、背面布料。3. Prepare flexible thin-film copper indium gallium selenium solar cells, adhesive film, transparent organic weather-resistant film, transparent water-blocking film, flexible back super-water-blocking film, and FPC according to Figure 1; lay window fabric, adhesive film, transparent organic Weather-resistant film, adhesive film, transparent water-blocking film, flexible thin-film copper-indium-gallium-selenium solar cells; use FPC to connect flexible thin-film copper-indium-gallium-selenide solar cells in series, and lead out the positive and negative terminals of the modular flexible thin-film solar cell module ; Then lay the adhesive film, the super water-blocking film on the back, the adhesive film, and the fabric on the back in sequence.
4.将铺设好的组件放到层压机中层压,形成真空密封的柔性太阳能电池组件。4. Laminate the paved components in a laminator to form a vacuum-sealed flexible solar cell component.
5.依附图2,用电烙铁、将太阳能电池组件正、负极输出与带控制电路的PCB输入端正负极焊接连接,将PCB放到接线盒正确位置,在太阳能电池组件输出正负极及接线盒空余位置为实施适量的硅胶,按下接线盒在背面开孔的位置,静置待硅胶固化。5. According to Figure 2, use a soldering iron to solder the positive and negative outputs of the solar cell module to the positive and negative electrodes of the PCB input terminal with the control circuit, put the PCB in the correct position of the junction box, and connect the positive and negative electrodes of the solar cell module output and the junction box The vacant position is to implement an appropriate amount of silica gel, press the position where the junction box is opened on the back, and let it stand until the silica gel is cured.
柔性太阳能充电器将太阳能转换为直流电,加装控制电路,含有输出电压为5V的USB接口,加接线盒保护,可以给手机、Pad等负载充电。The flexible solar charger converts solar energy into direct current, installs a control circuit, includes a USB interface with an output voltage of 5V, and is protected by a junction box, which can charge mobile phones, Pads and other loads.
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CN111524988A (en) * | 2020-05-29 | 2020-08-11 | 苏州福斯特光伏材料有限公司 | Local water-blocking solar cell panel and preparation method thereof |
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