CN212648255U

CN212648255U - Solar skin

Info

Publication number: CN212648255U
Application number: CN202021523796.6U
Authority: CN
Inventors: 芦涛; 程晓龙
Original assignee: Solar Power Beijing Technology Co ltd
Current assignee: Solar Power Beijing Technology Co ltd
Priority date: 2020-07-28
Filing date: 2020-07-28
Publication date: 2021-03-02
Anticipated expiration: 2030-07-28

Abstract

The utility model provides a solar energy skin relates to solar energy technical field, has solved among the prior art solar module and has adopted assembled, paste formula and embedded mounting means, is difficult for effectively combining and easily influences the technical problem of automobile body outward appearance with the automobile body surface. This solar energy skin is including the compound protection sheet layer that sets up of lamination in proper order, first doubling piece layer, first barrier layer, second doubling piece layer, solar energy chip layer, third doubling piece layer, second barrier layer, fourth doubling piece layer and backsheet layer, and the built-in package of solar energy chip layer is located between second doubling piece layer and the third doubling piece layer, the utility model discloses but the original apron of direct replacement automobile body, can perfectly agree with the whole car design, do not influence vehicle appearance molding, and depend on the automobile body surface as external component, do not influence the reliability of body construction, the utility model is used for make solar energy chip's use more convenient.

Description

Solar skin

Technical Field

The utility model belongs to the technical field of the solar energy technique and specifically relates to a solar energy skin is related to.

Background

A solar cell is also called a solar chip or a photovoltaic cell, and is a photoelectric semiconductor sheet that directly generates electricity by using sunlight.

The solar cell module for the automobile generally adopts an assembly type application scheme, a sticking type application scheme and an embedded type application scheme at present, and the solar cell module for the assembly type automobile is mechanically and physically connected with an automobile body, so that the cost is low, the construction is easy, and the appearance and the reliability of the design of the automobile body can be influenced. The adhesive type solar cell module for the vehicle directly adopts the high-molecular weather-resistant structural adhesive to be adhered on the application surface of the vehicle body, is easy to construct and light in weight, can conform to the single-curved-surface modeling of the vehicle body to a certain degree, but can not meet the requirements of double-curved-surface and multi-curved-surface complex design. The embedded automotive solar cell module generally adopts a glass-based component, such as an automobile skylight, and the solar cell is embedded and packaged in the component to form the automotive photovoltaic application with the power generation function.

Therefore, how to solve the technical problems that the solar battery module in the prior art adopts an assembly type, a sticking type and an embedded type installation mode, is not easy to be effectively combined with the surface of the vehicle body and is easy to influence the appearance of the vehicle body becomes an important technical problem to be solved by people in the field.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a solar energy skin has solved among the prior art solar module and has adopted assembled, paste formula and embedded mounting means, is difficult for effectively combining and easily influences the technical problem of automobile body outward appearance with the automobile body surface. The utility model provides a plurality of technical effects that preferred technical scheme among a great deal of technical scheme can produce see the explanation below in detail.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides a solar energy skin, include: from top to bottom laminate protection sheet layer, first doubling lamella, first barrier layer, second doubling lamella, solar energy chip layer, third doubling lamella, second barrier layer, fourth doubling lamella and the backsheet layer that compound set up in proper order, solar energy chip layer embeds the package and locates second doubling lamella with between the third doubling lamella.

Preferably, the material of the protective plate layer is a material with high light transmittance and high weather resistance.

Preferably, the material of the protective plate layer is polycarbonate or polymethyl methacrylate.

Preferably, the material of the back plate layer is hard and high-weather-resistance material.

Preferably, the material of the back plate layer is a polycarbonate plate, a polymethyl methacrylate plate or a metal plate.

Preferably, a junction box is included that is electrically connected to the solar chip layer.

Preferably, the first film-sandwiched layer, the second film-sandwiched layer, the third film-sandwiched layer and the fourth film-sandwiched layer are all made of thermosetting adhesive.

Preferably, the first film-sandwiched layer, the second film-sandwiched layer, the third film-sandwiched layer and the fourth film-sandwiched layer are all made of ethylene-vinyl acetate copolymer or polyolefin elastomer.

Preferably, the first barrier layer and the second barrier layer are both made of composite film layers.

Preferably, the solar chip layer is a thin film solar cell layer.

The utility model discloses compare in prior art and have following beneficial effect:

(1) the utility model discloses in, adopt the protection sheet layer, first doubling piece layer, first barrier layer, second doubling piece layer, the solar energy chip layer, third doubling piece layer, the second barrier layer, fourth doubling piece layer and backsheet layer from top to bottom laminate in proper order and compound, so that it can form firm whole, and the firm bonding of solar energy chip layer is built-in to wrap up between second doubling piece layer and third doubling piece layer, in order to avoid foreign object damage, the wholeness and the weatherability of subassembly have greatly been improved, and the whole of its lamination after compounding can directly replace the current apron of automobile body, can perfectly agree with whole car design, do not influence vehicle appearance molding, and depend on the automobile body surface as external component, do not influence the reliability of automobile body structure, simultaneously the utility model discloses strong adaptability can use in arbitrary automobile body surface position in a flexible way;

(2) in the utility model, the protective plate layer is used as the outer surface and can bear scraping for protecting the solar chip layer at the inner side, so that the surface mechanical performance requirements of each part on the surface of the automobile can be met under the condition of ensuring that the solar chip layer at the inner side can work efficiently, and the service life of the automobile is prolonged;

(3) the utility model discloses in, the outermost structure at back is regarded as to the backsheet layer, can cover the internal component structure of automobile body and carry out fixed connection with automobile body, and can play support and guard action to the solar chip layer, avoids its outside object to its damage simultaneously, and backsheet layer adopts high weatherability material to improve holistic life.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic view of the overall structure of a solar skin provided by an embodiment of the present invention.

FIG. 1-protective sheet layer; 2-a first film-sandwiched layer; 3-a first barrier layer; 4-a second film-sandwiched layer; 5-a solar chip layer; 6-a third film-sandwiched layer; 7-a second barrier layer; 8-a fourth film-sandwiched layer; 9-a backsheet layer; 10-junction box.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

An object of the utility model is to provide a solar energy skin has solved among the prior art solar module and has adopted assembled, paste formula and embedded mounting means, is difficult for effectively combining and easily influences the technical problem of automobile body outward appearance with the automobile body surface.

Hereinafter, embodiments will be described with reference to the drawings. The embodiments described below do not limit the scope of the invention described in the claims. Further, the entire contents of the configurations shown in the following embodiments are not limited to those necessary as a solution of the invention described in the claims.

Referring to fig. 1, the utility model provides a solar energy skin, including the compound protection sheet layer 1 that sets up of lamination from top to bottom in proper order, first doubling layer 2, first barrier layer 3, second doubling layer 4, solar energy chip layer 5, third doubling layer 6, second barrier layer 7, fourth doubling layer 8 and backsheet layer 9, solar energy chip layer 5 embeds to wrap and locates between second doubling layer 4 and the third doubling layer 6, so set up, protection sheet layer 1 is as the surface, can bear the scraping, be used for protecting its inboard solar energy chip layer 5. First barrier layer 3 and second barrier layer 7 set up respectively in the upper and lower both sides of solar energy chip layer 5 for carry out the separation to steam, in order to avoid steam to the erosion of inboard solar energy chip layer 5, improve its weatherability. The solar chip layer 5 is a core power generation component, and can generate power by using light energy, thereby effectively utilizing energy. First doubling ply 2, second doubling ply 4, third doubling ply 6 and fourth doubling ply 8 are as connecting the glue film, can be at lamination composite in-process, with protection sheet layer 1, first barrier layer 3, solar energy chip layer 5, second barrier layer 7 and backsheet layer 9 bond powerfully, so that it can form firm whole, and solar energy chip layer 5 firmly bonds built-in parcel between second doubling ply 4 and third doubling ply 6, in order to avoid foreign object damage, the wholeness and the weatherability of subassembly have greatly been improved. The back plate layer 9 is used as the outermost layer structure of the back, can cover the internal part structure of the automobile body and is fixedly connected with the automobile body, the connection mode can refer to the connection between the automobile external cover plate and the automobile body in the prior art, and the back plate layer 9 can play a role in supporting and protecting the upper part of the back plate layer. Compared with the common cover plate for the vehicle in the prior art, such as a vehicle front cover and a vehicle roof cover, the utility model laminates and compounds the protective plate layer 1, the first laminated film layer 2, the first barrier layer 3, the second laminated film layer 4, the solar chip layer 5, the third laminated film layer 6, the second barrier layer 7, the fourth laminated film layer 8 and the back plate layer 9 into a whole according to the appearance of the corresponding position, and can directly replace the whole, perfectly agrees with the design of the whole vehicle, does not influence the appearance of the vehicle, is adhered to the surface of the vehicle body as an external component, does not influence the reliability of the structure of the vehicle body, has strong adaptability, can be flexibly applied to any surface position of the vehicle body, can enable the solar battery component to be directly arranged as the internal component of the vehicle body cover plate, adopts light and reliable plasticity appearance material, not only meets the variety of the appearance of the external component of the vehicle, but also easily realizes multiple appearances, meanwhile, the solar chip layer 5 is guaranteed to effectively convert and utilize light energy, waste of energy is greatly avoided, and the technical problems that in the prior art, a solar battery assembly is assembled, pasted and embedded in an installation mode, is not easily combined with the surface of a vehicle body effectively and the appearance of the vehicle body is easily affected are solved.

As the embodiment of the utility model provides an optional embodiment, the material of protection sheet layer 1 is high printing opacity and high weatherability material, under the circumstances that guarantees that its inboard solar chip layer 5 can high-efficient work, also can satisfy the surface mechanical properties requirement of each position on automobile surface, improves its life.

Further, the material of the protective sheet layer 1 may be, but not limited to, Polycarbonate (PC) or polymethyl methacrylate (PMMA), which has high strength and elastic coefficient, high impact strength, wide temperature range, high transparency, and excellent weather resistance. Polymethyl methacrylate has high transparency and is easy to machine.

As the embodiment of the utility model provides an optional implementation mode, backplate layer 9 is stereoplasm and high weatherability material, can play support and guard action to solar energy chip layer 5, avoids its outside object to its damage simultaneously, and backplate layer 9 adopts high weatherability material to improve holistic life.

Further, the material of the back plate layer 9 may be, but not limited to, Polycarbonate (PC), polymethyl methacrylate (PMMA) or a metal plate, and the back plate layer 9 may also be a composite material plate such as a carbon fiber plate and a glass fiber plate.

As the embodiment of the utility model provides an optional implementation mode, the utility model discloses a terminal box 10 of being connected with solar energy chip layer 5 electricity for carry out solar energy chip layer 5's electrical output, can go on just going out or carry on one's back the installation according to actual need. The waterproof grade of the junction box 10 can meet the requirement of IP67 and the connection is reliable.

As the embodiment of the utility model provides an optional implementation mode, the material of first doubling ply 2, second doubling ply 4, third doubling ply 6 and fourth doubling ply 8 is the thermosetting adhesive, has higher adhesive strength and heat-resisting, ageing-resistant, chemical-resistant medium is good.

Further, the first film laminating layer 2, the second film laminating layer 4, the third film laminating layer 6 and the fourth film laminating layer 8 can be made of but not limited to ethylene-vinyl acetate copolymer (EVA) or polyolefin elastomer (POE), and the ethylene-vinyl acetate hot melt adhesive has the advantages of strong adhesive force, good adhesive layer toughness and high strength, and can simultaneously meet the requirements of heat resistance and cold resistance. The polyolefin elastomer hot melt adhesive has the advantages of no peculiar smell, low density, high flowing coating property and good wetting property.

As the embodiment of the utility model provides an optional implementation mode, the material of first barrier layer 3 and second barrier layer 7 can be but not limited to be composite film layer, has higher steam separation performance.

As the embodiment of the utility model provides an optional implementation mode, solar chip layer 5 is the thin film battery layer, and its shape is changeable, changes and combines together with other each layer, and processing is convenient. Preferably, the solar chip layer 5 is a copper indium selenide thin film battery layer, and the battery has stable performance, high conversion efficiency and low manufacturing cost.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A solar skin, comprising: from top to bottom laminate protection sheet layer (1), first doubling piece layer (2), first barrier layer (3), second doubling piece layer (4), solar energy chip layer (5), third doubling piece layer (6), second barrier layer (7), fourth doubling piece layer (8) and backsheet layer (9) that the complex set up in proper order, solar energy chip layer (5) built-in package is located second doubling piece layer (4) with between third doubling piece layer (6).

2. The solar skin according to claim 1, characterized in that the material of the protective sheet layer (1) is a highly light-transmissive and weather-resistant material.

3. The solar skin according to claim 2, characterized in that the material of the protective sheet layer (1) is polycarbonate or polymethyl methacrylate.

4. Solar skin according to claim 1, characterised in that the material of said backsheet layer (9) is a rigid and highly weather-resistant material.

5. Solar skin according to claim 4, characterised in that the material of the backsheet layer (9) is a polycarbonate sheet, a polymethylmethacrylate sheet or a metal sheet.

6. Solar skin according to claim 1, characterized by comprising a junction box (10) electrically connected with the solar chip layer (5).

7. The solar skin according to claim 1, characterized in that said first film-sandwiched layer (2), said second film-sandwiched layer (4), said third film-sandwiched layer (6) and said fourth film-sandwiched layer (8) are all thermosetting adhesives.

8. The solar skin according to claim 7, characterized in that said first film-sandwiched layer (2), said second film-sandwiched layer (4), said third film-sandwiched layer (6) and said fourth film-sandwiched layer (8) are made of ethylene-vinyl acetate copolymer (EVA) or polyolefin elastomer (POE).

9. The solar skin according to claim 1, characterized in that said first barrier layer (3) and said second barrier layer (7) are both of composite film.

10. Solar skin according to claim 1, characterized in that the solar chip layer (5) is a thin film solar cell layer.