CN211548454U - Photovoltaic heat preservation building power generation system - Google Patents

Photovoltaic heat preservation building power generation system Download PDF

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Publication number
CN211548454U
CN211548454U CN201921703473.2U CN201921703473U CN211548454U CN 211548454 U CN211548454 U CN 211548454U CN 201921703473 U CN201921703473 U CN 201921703473U CN 211548454 U CN211548454 U CN 211548454U
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photovoltaic
building
heat
thermal insulation
power generation
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CN201921703473.2U
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练成荣
王伟力
施正荣
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Shangmai Zhenjiang New Energy Technology Co ltd
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Shangmai Zhenjiang New Energy Technology Co ltd
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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
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A30/00—Adapting or protecting infrastructure or their operation
    • Y02A30/60—Planning or developing urban green infrastructure
    • 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
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B10/00—Integration of renewable energy sources in buildings
    • Y02B10/10—Photovoltaic [PV]
    • 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
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B10/00—Integration of renewable energy sources in buildings
    • Y02B10/20—Solar thermal
    • 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 photovoltaic heat-preservation building power generation system, which comprises a plurality of photovoltaic heat-preservation plates arranged on a building roof or a building wall, wherein each photovoltaic heat-preservation plate comprises a heat-preservation plate and a crystal silicon photovoltaic packaging assembly directly attached to the surface of the heat-preservation plate; the insulation board is fixedly arranged on a base surface of a building roof or a building wall, and the crystalline silicon photovoltaic packaging assembly is used as an outer surface layer of the building roof or the building wall and is electrically connected with the adjacent crystalline silicon photovoltaic packaging assembly; the utility model discloses to regard as building roof or building wall's top layer structure by crystal silicon photovoltaic module and the direct integrative integrated photovoltaic heated board of heated board, realize building heat preservation and photovoltaic power generation's function simultaneously, mounting structure is simple, and is with low costs, avoids adopting the consumption of mounting structure such as various steel sheet, fastener among the prior art, belongs to the BIPV product in the real meaning.

Description

Photovoltaic heat preservation building power generation system
Technical Field
The utility model belongs to photovoltaic building materials integration technique, concretely relates to photovoltaic heat preservation building power generation system.
Background
Building Integrated Photovoltaic (BIPV) for short means Building-Integrated Photovoltaic (Building Integrated Photovoltaic), in particular to a technology for integrating a solar Photovoltaic product into a Building, and the product is specifically applied and installed and comprises the following steps: and mounting integration projects such as a photoelectric tile roof, a photoelectric curtain wall, a photoelectric daylighting roof and the like. The BIPV technology does not need to occupy a photovoltaic installation space independently, and can meet the requirements of energy conservation, emission reduction and environmental protection on urban building materials, so the BIPV becomes one of important development trends of photovoltaic product application.
However, in the current technology, since the BIPV technology has limitations in mounting structure, mounting strength, and mounting cost, large-scale mass application has not been achieved. In particular, a typical photovoltaic module needs to be installed on a building by arranging a heavy installation support structure (such as a module alloy frame and a color steel plate), which is not only complex in structure and high in cost, but also has a high requirement on the bearing weight of the building, and is limited by the installation structure, the installation weight and the installation cost, so that the application development of the BIPV is greatly limited.
At present, a scheme for directly integrating a flexible thin film battery assembly with a heat insulation plate is provided, specifically, as disclosed in the invention patent with the publication number of CN109403503A, a heat insulation layer and a photovoltaic layer are connected through a flame retardant adhesive, and the photovoltaic layer specifically includes: the coating layer comprises a waterproof coating layer and an antifouling self-cleaning coating layer, and is coated and formed on the coating layer during implementation. Because the flexible thin film battery component and the crystalline silicon battery component have obvious differences in self battery structure, packaging structure and process thereof and power generation efficiency, the scheme of directly integrating the flexible thin film battery component and the heat insulation board cannot be applied to the crystalline silicon battery component.
For the packaging structure of the crystalline silicon battery module, the skilled person in the art needs to arrange a color steel plate mounted on a building to realize mounting in consideration of mounting strength, and the applicant considers that the technical scheme greatly limits the application development of the BIPV, so that active research and study are expected to be carried out according to the characteristics of the crystalline silicon battery module and the characteristics of the building mounting structure to further promote the application of the BIPV.
Disclosure of Invention
In view of this, the utility model aims at providing a photovoltaic heat preservation building materials has realized crystal silicon class photovoltaic module and the direct integrative integration of heated board, avoids adopting the consumption of mounting structure such as various steel sheet, fastener among the prior art, has simplified crystal silicon class photovoltaic module's installation procedure to a great extent, can directly regard as the green energy-conserving building materials that are suitable for batch production, has impeld BIPV's application process forcefully.
Another object of the utility model is to provide a photovoltaic heat preservation building power generation system will be regarded as the top layer structure of building roof or building wall by crystal silicon photovoltaic module and the direct integrative integrated photovoltaic heated board of heated board, realizes building heat preservation and photovoltaic power generation's function simultaneously, and mounting structure is simple, and is with low costs, avoids adopting the consumption of mounting structure such as various steel sheets, fasteners among the prior art, belongs to the BIPV product in the real meaning.
The utility model adopts the technical scheme as follows:
the utility model provides a photovoltaic heat preservation building materials, includes crystal silicon photovoltaic encapsulation subassembly and heated board, wherein, crystal silicon photovoltaic encapsulation subassembly is including being located middle crystal silicon battery cluster layer, and be used for respectively crystal silicon battery piece encapsulated sensitive surface encapsulated layer and back encapsulated layer, crystal silicon battery cluster layer passes through the terminal box and is connected with the outside electricity, wherein, the direct laminating of back encapsulated layer is in the surface of heated board, the terminal box is located sensitive surface encapsulated layer, or, the terminal box is located back encapsulated layer just the terminal box inlays the dress in the heated board.
Preferably, the back side packaging layer is directly attached to the surface of the insulation board through an adhesive tape, an adhesive or a thermoplastic film.
When the thermoplastic film is directly bonded for application, a thermal press compounding machine can be directly used for processing and bonding the sheet materials in batches, and the specific bonding process can be directly referred to the preparation process of the composite film, which are routine technical choices that can be made by a person skilled in the art based on the technical content of the application in combination with common knowledge, and the application is not specifically described.
The thermoplastic film can be an EVA film, a POE film or a PVB film, although those skilled in the art can also use other suitable adhesive film materials; the applicant suggests that a preferred thermoplastic film material is an EVA film.
Preferably, the surface of the heat-insulating plate is provided with a groove for improving the bonding stability of the back surface packaging layer and the heat-insulating plate and the rigidity of the whole structure.
Preferably, the insulation board is provided with an embedding groove for embedding the junction box in matching, the embedding groove is communicated with the wire outlet, and the junction box is electrically connected with an external cable through the wire outlet.
Preferably, the weight of the crystalline silicon photovoltaic packaging assembly does not exceed 2kg/cm2And the thickness thereof is not more than 30 mm.
Preferably, the light receiving surface packaging layer and/or the back surface packaging layer are made of flexible composite film materials.
Preferably, the heat insulation board is rock wool, glass wool, foam wool, a foam board, a polystyrene board, a polyurethane board, a foamed PVC board or a foamed PET board.
Preferably, the heat insulation board is in a rectangular shape or a square shape, and the surface area of the heat insulation board ranges from 0.1 m to 10m2。
Preferably, a building roof includes the roof base face, be equipped with on the roof base face as above the photovoltaic heat preservation building materials, the heat preservation sets up on the roof base face, crystal silicon photovoltaic encapsulation subassembly is as the outer surface layer of building roof.
Preferably, a building wall, includes the wall base face, be equipped with on the wall base face as above the photovoltaic heat preservation building materials, the heat preservation sets up on the wall base face, crystal silicon photovoltaic encapsulation subassembly is as building wall's outer surface layer.
The utility model also provides a photovoltaic heat preservation building power generation system, which comprises a plurality of photovoltaic heat preservation plates arranged on the building roof or the building wall, wherein each photovoltaic heat preservation plate comprises a heat preservation plate and a crystal silicon photovoltaic packaging assembly directly attached to the surface of the heat preservation plate; the insulation board is fixedly arranged on the base surface of the building roof or the building wall, and the crystal silicon photovoltaic packaging assembly is used as the outer surface layer of the building roof or the building wall and is electrically connected with the adjacent crystal silicon photovoltaic packaging assembly.
Preferably, the heat insulation plate and the adjacent heat insulation plate adopt a clamping and splicing structure.
Preferably, the two sides of the heat insulation board are respectively provided with a clamping groove or a raised line, and the heat insulation board adjacent to the clamping groove or the raised line is provided with a raised line or a clamping groove which is spliced with the clamping groove or the raised line in a clamping manner.
Preferably, the heat insulation plates and the adjacent heat insulation plates are clamped and spliced through connecting plug-in units.
Preferably, the connecting plug-in is made of a metal material with a heat conduction effect.
Preferably, the crystalline silicon photovoltaic packaging assembly comprises a crystalline silicon cell string layer located in the middle, and a light receiving surface packaging layer and a back surface packaging layer which are respectively used for packaging the crystalline silicon cell, the crystalline silicon cell string layer is electrically connected with the adjacent crystalline silicon photovoltaic packaging assembly through a junction box, and the back surface packaging layer is directly attached to the surface of the heat insulation plate.
Preferably, the junction box is located on the light receiving surface packaging layer and is electrically connected with the junction box of the adjacent crystalline silicon photovoltaic packaging assembly.
Preferably, the junction box is located on the back surface packaging layer, the heat insulation board is provided with an embedding groove, the junction box is embedded in the embedding groove, the embedding groove is communicated with the wire outlet, and the junction box is electrically connected with an external cable through the wire outlet.
Preferably, the weight of the crystalline silicon photovoltaic packaging assembly does not exceed 2kg/cm2And the thickness thereof is not more than 30 mm.
Preferably, the surface of the heat-insulating plate is provided with a groove for improving the bonding stability of the back surface packaging layer and the heat-insulating plate and the rigidity of the whole structure.
It should be noted that the crystalline silicon photovoltaic packaging assembly of the present invention mainly refers to a polycrystalline silicon or single crystal silicon photovoltaic packaging assembly or a photovoltaic packaging assembly having similar power generation effect and packaging structure with crystalline silicon, and further, any one of the prior art can be adopted in the crystalline silicon cell string layer on the specific arrangement structure and the electrical drainage form (such as grid line), which all belong to the common knowledge or conventional technical means of those skilled in the art, and the present application does not limit the present invention.
The utility model relates to a heat preservation plate can directly adopt the existing heat preservation plate applied in the building field, and the heat preservation plate can also be of a composite layer structure, so that the application does not need a characteristic limitation part; further, the installation technology between the heat preservation board and the base surface of the building roof or the building wall body can directly adopt the prior art, specifically can adopt the typical adhesive bonding technology, and can also adopt other fixed installation technologies, and the application does not need characteristic limitation.
The utility model relates to a base face on building roof can be other building roof base faces among concrete stereoplasm base face or the prior art, and building wall's base face can be brick wall stereoplasm base face or concrete stereoplasm base face or other building wall base faces among the prior art, and these are not the innovation content of this application, consequently do not specifically expand the explanation again.
The utility model discloses broken prior art thinking trend, avoided the consumption of various steel sheet, with the direct laminating of back encapsulation layer of crystal silicon photovoltaic encapsulation subassembly at the surface of heated board, realized crystal silicon photovoltaic module and the direct integrative integration of heated board, avoided adopting the consumption of mounting structure such as various steel sheet among the prior art, fastener, greatly simplified crystal silicon photovoltaic module's installation procedure, the applicant is through detecting, the utility model provides a photovoltaic heat preservation building materials can satisfy the standard requirement of photovoltaic product and building heated board's performance requirement simultaneously, can directly regard as the green energy-conserving building materials that are suitable for batch production, has impeld BIPV's application process forcefully.
The utility model also provides a photovoltaic heat preservation building power generation system will be by crystal silicon photovoltaic module and the direct integrative integrated photovoltaic heated board of heated board as building roof or building wall's top layer structure, realize building heat preservation and photovoltaic power generation's function simultaneously, and mounting structure is simple, and is with low costs, avoids adopting the consumption of mounting structure such as various steel sheet, fastener among the prior art, belongs to the BIPV product in the real meaning.
The utility model discloses still further preferably inlay the terminal box and inlay inside the heated board, set up the outlet structure simultaneously, do benefit to the line connection of walking between the terminal box of adjacent crystal silicon photovoltaic encapsulation subassembly, not only do benefit to whole photovoltaic heat preservation building power generation system's outward appearance, can not influence the photic area, can effectively protect the terminal box moreover, ensure the life of terminal box.
Drawings
Fig. 1 is a schematic structural view of a photovoltaic thermal insulation building material 10 in embodiment 1 of the present invention;
FIG. 2 is a schematic diagram of the exploded structure of FIG. 1;
FIG. 3 is a schematic cross-sectional view of FIG. 1;
fig. 4 is a schematic structural diagram of a photovoltaic thermal insulation building power generation system 100 according to embodiment 1 of the present invention;
fig. 5 is a schematic structural diagram of a photovoltaic thermal insulation building power generation system 100 according to another embodiment of the present invention in embodiment 1;
FIG. 6 is a schematic diagram of the exploded structure of FIG. 5;
fig. 7 is a schematic structural diagram of a photovoltaic thermal insulation building power generation system 200 in embodiment 2 of the present invention;
fig. 8 is an explosion structure diagram of the photovoltaic heat preservation board 20 in embodiment 2 of the present invention.
Detailed Description
The embodiment of the utility model discloses photovoltaic heat preservation building materials, including crystal silicon photovoltaic encapsulation subassembly and heated board, wherein, crystal silicon photovoltaic encapsulation subassembly is including being located middle crystal silicon battery cluster layer to and be used for crystal silicon battery piece encapsulated sensitive surface encapsulated layer and back encapsulated layer respectively, and crystal silicon battery cluster layer passes through the terminal box and is connected with outside electricity, and wherein, the direct laminating of back encapsulated layer is on the surface of heated board, and wherein, the terminal box is located sensitive surface encapsulated layer, or, the terminal box is located back encapsulated layer and terminal box inlays the dress in the heated board.
The embodiment of the utility model also discloses a photovoltaic heat-preservation building power generation system, which comprises a plurality of photovoltaic heat-preservation plates arranged on the building roof or the building wall, wherein each photovoltaic heat-preservation plate comprises a heat-preservation plate and a crystal silicon photovoltaic packaging assembly directly attached to the surface of the heat-preservation plate; the insulation board is fixedly arranged on a base surface of a building roof or a building wall, and the crystalline silicon photovoltaic packaging assembly is used as an outer surface layer of the building roof or the building wall and is electrically connected with the adjacent crystalline silicon photovoltaic packaging assembly.
In order to make the technical solutions in the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.
Example 1: referring to fig. 1, 2 and 3, a photovoltaic thermal insulation building material 10 includes a crystalline silicon photovoltaic packaging component 11 and a thermal insulation board 12, wherein the crystalline silicon photovoltaic packaging component 11 (not shown) includes a crystalline silicon cell string layer in the middle, and a light receiving surface packaging layer and a back surface packaging layer for packaging the crystalline silicon cell string layer respectively;
preferably, the weight of the crystalline silicon photovoltaic package assembly 11 does not exceed 2kg/cm2And the thickness thereof is not more than 30 mm; in this embodiment, the crystalline silicon photovoltaic package assembly 11 preferably has a weight of not more than 1kg/cm2 and a thickness of not more than 15mm, and the light-receiving surface package layer and the back surface package layer are both made of flexible composite film material, which may be specifically adoptedWith the applicant's prior encapsulating material technology: CN201610685536.0, CN201610685240.9 and CN201610927464.6 are thin and light, and can completely meet the standard requirements of photovoltaic products;
preferably, the insulation board 12 is in a rectangular shape or a square shape, and the surface area thereof ranges from 0.1 m to 10m2(ii) a The heat insulation board 12 is made of rock wool, glass wool, foam wool, a foam board, a polystyrene board, a polyurethane board, a foamed PVC board or a foamed PET board, and can also be made of other heat insulation materials used in the existing building field; more preferably, in the present embodiment, the heat-insulating plate 12 has a rectangular shape, and the surface area thereof is 1.7m2The area of the crystalline silicon photovoltaic packaging assembly 11 is correspondingly arranged according to the surface area of the heat-insulation plate, so that the complete attaching degree between the crystalline silicon photovoltaic packaging assembly and the heat-insulation plate is facilitated; in practice, the applicant suggests determining the area of the insulation board 12 by cutting according to the area of the crystalline silicon photovoltaic packaging component 11;
in the present embodiment, the crystalline silicon cell string layer 11 is electrically connected to the outside through the junction box 13, wherein the back surface encapsulation layer of the crystalline silicon cell string layer 11 is directly attached to the surface of the heat insulation plate 12, and the junction box 13 is located on the light receiving surface encapsulation layer of the crystalline silicon cell string layer 11; preferably, in this embodiment, the back side encapsulation layer is directly attached to the surface of the thermal insulation board 12 through an adhesive tape or an adhesive (not shown in the figure), specifically, in implementation, a butyl adhesive tape or a flame retardant adhesive or an adhesive with a heat conduction effect may be used, and the embodiment has no particular limitation on the specific attachment adhesive material as long as it is ensured that the back side encapsulation layer of the crystalline silicon battery string layer 11 and the thermal insulation board 12 can achieve a good attachment effect; further preferably, in this embodiment, the surface of the insulation board 12 is provided with a groove 12a, when the insulation board 12 is attached to the crystalline silicon battery string layer 11, the attachment surface area can be effectively increased, and the glue filling amount is increased, so that the attachment stability between the back surface encapsulation layer of the crystalline silicon battery string layer 11 and the insulation board 12 and the rigidity of the overall structure are improved, and the groove 12a structure can also facilitate the heat conduction effect on the crystalline silicon battery string layer 11;
in other embodiments of the present application, the thermal plastic film may also be directly used to directly bond the backside encapsulation layer of this embodiment to the surface of the thermal insulation plate 12, and the specific bonding device may be a thermal pressing compound machine, so as to implement a bonding process with higher efficiency; the material of the thermoplastic film may be an EVA film, a POE film or a PVB film, or other suitable thermoplastic film materials may also be selected, which are not intended to limit the scope of the present embodiment;
the photovoltaic thermal insulation building material 10 of this embodiment can be applied to a building roof or a building wall, and specifically can obtain a building roof, including a roof base surface, on which the photovoltaic thermal insulation building material of this embodiment is disposed, an insulation layer disposed on the roof base surface, and a crystalline silicon photovoltaic package assembly serving as an outer surface layer of the building roof; the building wall body can also be obtained and comprises a wall body base surface, the photovoltaic heat-insulation building material is arranged on the wall body base surface, the heat-insulation layer is arranged on the wall body base surface, and the crystalline silicon photovoltaic packaging assembly is used as the outer surface layer of the building wall body.
Specifically, preferably, as shown in fig. 4, the present invention further provides a photovoltaic thermal insulation building power generation system 100, which includes a plurality of photovoltaic thermal insulation boards 10 (two rows of photovoltaic thermal insulation boards 10 are shown in parallel, each row of photovoltaic thermal insulation boards 10 is connected in series) installed on a building roof or a building wall, wherein the photovoltaic thermal insulation boards 10 specifically adopt the photovoltaic thermal insulation building material described above in this embodiment, and specifically in implementation, the arrangement distribution of the photovoltaic insulation boards 10 can be specifically set according to the shape of the base surface of the applied building roof or building wall and the actual requirements of the series-parallel connection electrical output of the crystalline silicon photovoltaic packaging assembly, the arrangement distribution forms of the photovoltaic insulation boards made for different applied building engineering are various, these are conventional technical means that can be made by those skilled in the art based on the description of the present application, and the embodiments are not illustrated one by one;
each photovoltaic insulation board 10 comprises an insulation board 12 and a crystalline silicon photovoltaic packaging assembly 11 directly attached to the surface of the insulation board 12; the insulation board 12 is fixedly arranged on a base surface (not shown) of a building roof or a building wall, and the crystalline silicon photovoltaic packaging assembly 11 is used as an outer surface layer of the building roof or the building wall and is electrically connected with the crystalline silicon photovoltaic packaging assembly 11 adjacent to the crystalline silicon photovoltaic packaging assembly; specifically, in the present embodiment, terminal block 13 located on the light-receiving-surface encapsulation layer is electrically connected to its adjacent terminal block 13 in the positive and negative directions by cable 13 a;
preferably, in the present embodiment, the insulation board 12 and the adjacent insulation board 12 adopt a clamping and splicing structure; the two sides of the heat insulation board 12 are respectively provided with a clamping groove 12b and a convex strip 12c, and the heat insulation board 12 adjacent to the clamping groove 12b is provided with a convex strip 12c and a clamping groove 12b which are correspondingly clamped and spliced with the clamping groove 12b and the convex strip 12 c.
Referring further to fig. 5 and 6, in another embodiment of the present application, the insulation board 12 and the adjacent insulation board 12 are engaged and spliced by the connecting plug 14; more preferably, the connecting plug-in 14 is an aluminum profile connecting plug-in with a heat conducting effect, and the aluminum profile connecting plug-in not only serves as clamping and splicing between two adjacent insulation boards 12, but also can realize heat conduction to the crystalline silicon photovoltaic packaging assembly 11; in order to further facilitate heat conduction to the crystalline silicon photovoltaic packaging assembly 11, a heat conduction path (not shown) can be further arranged inside the heat insulation plate 12, a heat conduction groove or a heat conduction hole communicated with the outside can be specifically adopted, heat insulation performance of a building roof or a building wall is ensured, and meanwhile heat conduction to the crystalline silicon photovoltaic packaging assembly 11 can be realized.
Embodiment 2, the technical solution of this embodiment 2 is the same as that of embodiment 1, except that, in this embodiment 2, please refer to fig. 7 and 8, this embodiment 2 proposes a photovoltaic thermal insulation building power generation system 200, which includes a plurality of photovoltaic thermal insulation boards 20 installed on a building roof or a building wall, a junction box 23 of the photovoltaic thermal insulation boards is located on a back surface encapsulation layer of a crystalline silicon photovoltaic encapsulation component 21, a thermal insulation board 22 is provided with an embedded groove 25, the junction box 23 is embedded in the embedded groove 25, the embedded groove 25 is communicated with an outlet 26, and the junction box 23 is electrically connected with the adjacent junction box 23 through the outlet 26; this embodiment 2 provides to inlay the terminal box 23 and adorn inside heated board 22, sets up outlet 26 structure simultaneously, does benefit to the line connection of walking between the terminal box 23 of adjacent crystal silicon photovoltaic encapsulation subassembly 21, not only does benefit to the outward appearance of whole photovoltaic heat preservation building power generation system 200, can not influence the photic area, can effectively protect terminal box 23 moreover, ensures terminal box 23's life, belongs to the utility model discloses a more preferred scheme.
The applicant respectively installs, implements and applies the embodiments 1 and 2, finds that the silicon-based photovoltaic module has good performance in the strength (including wind resistance) of an installation structure, meets the requirements of photovoltaic standards and building heat preservation, avoids the consumption of installation structures such as a colorful steel plate and a fastener in the prior art, greatly simplifies the installation process of the crystalline silicon-based photovoltaic module, can be directly used as a green environment-friendly and energy-saving building material suitable for batch production, and powerfully promotes the application process of BIPV.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (10)

1. A photovoltaic heat-preservation building power generation system is characterized by comprising a plurality of photovoltaic heat-preservation plates arranged on a building roof or a building wall, wherein each photovoltaic heat-preservation plate comprises a heat-preservation plate and a crystalline silicon photovoltaic packaging assembly directly attached to the surface of the heat-preservation plate; the insulation board is fixedly arranged on the base surface of the building roof or the building wall, and the crystal silicon photovoltaic packaging assembly is used as the outer surface layer of the building roof or the building wall and is electrically connected with the adjacent crystal silicon photovoltaic packaging assembly.
2. The photovoltaic thermal insulation building power generation system of claim 1, wherein the thermal insulation board and the adjacent thermal insulation board adopt a clamping and splicing structure.
3. The photovoltaic heat-preservation building power generation system according to claim 2, wherein clamping grooves or protruding strips are respectively formed in two sides of the heat-preservation board, and protruding strips or clamping grooves which are in clamping connection with the clamping grooves or protruding strips are formed in the heat-preservation board adjacent to the heat-preservation board.
4. The photovoltaic thermal insulation building power generation system of claim 2, wherein the thermal insulation boards and the adjacent thermal insulation boards are clamped and spliced through connecting plug-in units.
5. The photovoltaic thermal insulation building power generation system of claim 4, wherein the connecting plug-in is made of a metal material with a heat conduction effect.
6. The photovoltaic thermal insulation building power generation system as claimed in claim 1, wherein the crystalline silicon photovoltaic packaging assembly comprises a crystalline silicon cell string layer located in the middle, and a light receiving surface packaging layer and a back surface packaging layer which are respectively used for packaging the crystalline silicon cell, the crystalline silicon cell string layer is electrically connected with the adjacent crystalline silicon photovoltaic packaging assembly through a junction box, and the back surface packaging layer is directly attached to the surface of the thermal insulation board.
7. The photovoltaic thermal insulation building power generation system of claim 6, wherein the junction box is located on the light receiving surface packaging layer and is electrically connected with a junction box of an adjacent crystalline silicon photovoltaic packaging component.
8. The photovoltaic thermal insulation building power generation system as claimed in claim 6, wherein the junction box is located on the back surface packaging layer, the thermal insulation board is provided with an embedded groove, the junction box is embedded in the embedded groove, the embedded groove is communicated with an outlet, and the junction box is electrically connected with an external cable through the outlet.
9. The photovoltaic thermal building power generation system of claim 1, wherein the crystalline silicon photovoltaic package component weighs no more than 2kg/cm2And the thickness thereof is not more than 30 mm.
10. The photovoltaic thermal insulation building power generation system of claim 6, wherein the surface of the thermal insulation board is provided with a groove for improving the bonding stability of the back surface packaging layer and the thermal insulation board and the rigidity of the whole structure.
CN201921703473.2U 2019-10-12 2019-10-12 Photovoltaic heat preservation building power generation system Active CN211548454U (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021108403A1 (en) * 2019-11-27 2021-06-03 GAF Energy LLC Roof integrated photovoltaic module with spacer

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021108403A1 (en) * 2019-11-27 2021-06-03 GAF Energy LLC Roof integrated photovoltaic module with spacer

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