CN212967727U

CN212967727U - Photovoltaic hollow glass assembly

Info

Publication number: CN212967727U
Application number: CN202021670212.8U
Authority: CN
Inventors: 王立旋; 林俊良; 林金锡
Original assignee: Changzhou Almaden Co Ltd
Current assignee: Changzhou Almaden Co Ltd
Priority date: 2020-08-12
Filing date: 2020-08-12
Publication date: 2021-04-13
Anticipated expiration: 2030-08-12

Abstract

The utility model discloses a photovoltaic cavity glass subassembly, include: the photovoltaic module, glass board and spacer, the glass board with photovoltaic module sets up and spaced apart distribution relatively, the spacer just forms into the open cavity spare in both ends, the spacer is established photovoltaic module with between the glass board and its two open ends respectively with correspond photovoltaic module with the glass board links to each other, photovoltaic module, the glass board with the cooperation is injectd the cavity between the spacer. The photovoltaic hollow glass component has the advantages of heat insulation and sound insulation, and the solar photovoltaic panel is fully utilized for power generation.

Description

Photovoltaic hollow glass assembly

Technical Field

The utility model belongs to the technical field of the solar photovoltaic, more specifically relates to a photovoltaic cavity glass subassembly.

Background

The hollow glass is mainly formed by adhering two pieces of glass by using an aluminum frame and silica gel between the two pieces of glass to form a cavity with a dry middle part, so that the hollow glass plays roles of heat insulation, sound insulation and the like. The hollow glass is widely applied to buildings, automobiles and trains, can play a role in heat insulation and sound insulation while reducing the dead weight, and provides good living, passing and office environments for people.

The solar module is organically combined with the hollow glass, so that the heat insulation and sound insulation effects of the hollow glass can be realized, and the power generation function of the solar photovoltaic panel can be fully utilized.

The traditional solar module leading-out mode is that a junction box is connected to the back surface of a module, and the module welding strip is connected to the back surface junction box of the module, so that current leading-out is achieved. The hollow solar glass is combined with the aluminum strips and the sealant to form the hollow solar power generation glass. But once the solar module is sealed, the junction box cable cannot be interconnected with another junction box.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least.

Therefore, the utility model provides a photovoltaic cavity glass subassembly, this photovoltaic cavity glass subassembly have thermal-insulated, give sound insulation to make full use of solar photovoltaic panel electricity generation's advantage.

According to the utility model discloses photovoltaic cavity glass subassembly, include: a photovoltaic module; the glass plate is arranged opposite to the photovoltaic module and distributed at intervals; the spacing strip is formed into a hollow part with two open ends, the spacing strip is arranged between the photovoltaic module and the glass plate, two open ends of the spacing strip are respectively connected with the corresponding photovoltaic module and the glass plate, and a cavity is defined between the photovoltaic module and the glass plate and between the spacing strip in a matching manner.

According to the utility model discloses photovoltaic cavity glass subassembly through combining together photovoltaic module, glass board and space bar and form hollow structure, can realize good syllable-dividing, thermal-insulated effect, can generate electricity simultaneously.

According to an embodiment of the present invention, the space is provided between the outer peripheral edge of the spacer bar and the outer peripheral edge of the glass plate, the photovoltaic hollow glass module further comprises: and the sealant is arranged in a space between the outer peripheral edge of the spacing strip and the outer peripheral edge of the glass plate.

According to the utility model discloses an embodiment, the space bar is the aluminium strip.

According to the utility model discloses an embodiment, photovoltaic module includes: a panel having a light-receiving surface and a backlight surface; and the junction box is arranged on the light receiving surface.

According to the utility model discloses an embodiment, the panel includes: the front photovoltaic glass is the light receiving surface; the back photovoltaic glass is arranged opposite to the front photovoltaic glass, and the back photovoltaic glass is the backlight surface; the battery string is arranged between the front photovoltaic glass and the back photovoltaic glass; and the packaging part is arranged between the cell string and the front photovoltaic glass and between the back photovoltaic glass.

According to an embodiment of the invention, the spacer is bent into a rectangular piece.

According to the utility model discloses an embodiment, front photovoltaic glass's thickness is less than back photovoltaic glass's thickness, and its thickness difference is 0mm-4mm, and back photovoltaic glass's thickness is greater than 5 mm.

According to the utility model discloses an embodiment, the terminal box is split type terminal box or integral type terminal box.

According to an embodiment of the present invention, the glass sheet is tempered glass.

According to the utility model discloses an embodiment, the space bar with the quantity of glass board is a plurality of, and is a plurality of the glass board is located respectively photovoltaic module with one side and along neighbouring photovoltaic module position dorsad the direction spaced apart distribution of photovoltaic module position, adjacent two be equipped with the correspondence between the glass board the space bar.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a cross-sectional view of a photovoltaic insulating glass assembly according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a photovoltaic insulating glass unit according to an embodiment of the present invention;

fig. 3 is a schematic structural view of a photovoltaic insulating glass unit according to yet another embodiment of the present invention;

fig. 4 is a schematic structural view of a photovoltaic insulating glass unit according to yet another embodiment of the present invention;

fig. 5 is a schematic structural view of a photovoltaic insulating glass unit according to yet another embodiment of the present invention.

Reference numerals:

a photovoltaic insulating glass module 100;

a photovoltaic module 10;

a glass plate 20;

a spacer 30;

a sealant 40;

a battery plate 50; a front side photovoltaic glass 51; a back photovoltaic glass 52;

a terminal block 60.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The photovoltaic insulating glass module 100 according to an embodiment of the present invention is described in detail below with reference to the accompanying drawings.

As shown in fig. 1 to 5, a photovoltaic insulating glass assembly 100 according to an embodiment of the present invention includes: photovoltaic module 10, glass pane 20 and spacer bars 30.

Specifically, the glass plate 20 is disposed opposite to the photovoltaic module 10 and spaced apart from the photovoltaic module 10, the spacer 30 is formed as a hollow member with two open ends, the spacer 30 is disposed between the photovoltaic module 10 and the glass plate 20 and has two open ends connected to the corresponding photovoltaic module 10 and the corresponding glass plate 20, and a cavity is defined between the photovoltaic module 10, the glass plate 20 and the spacer 30.

In other words, the photovoltaic insulating glass assembly 100 according to the embodiment of the present invention is mainly composed of the photovoltaic assembly 10, the glass plate 20 and the spacer 30. Wherein, the glass plate 20 is disposed at one side of the photovoltaic module 10 and connected by the spacer 30, and the spacer 30 is a hollow member with two open ends. The photovoltaic insulated glass unit 100 forms a cavity structure by the connection between the photovoltaic module 10, the glass plate 20 and the spacer 30.

Therefore, according to the utility model discloses photovoltaic cavity glass subassembly 100 forms hollow structure through combining together photovoltaic module 10, glass board 20 and spacer 30, can realize good syllable-dividing, thermal-insulated effect, can generate electricity simultaneously.

According to an embodiment of the present invention, there is a space between the outer periphery of the spacer bar 30 and the outer periphery of the glass plate 20, and the photovoltaic hollow glass assembly 100 further comprises: and a sealant 40. Sealant 40 is provided in the space between the outer peripheral edges of spacer 30 and the outer peripheral edges of glass sheets 20. The sealing property of the photovoltaic insulating glass unit 100 is ensured by providing the sealant 40 in the space between the outer peripheral edges of the spacer bars 30 and the outer peripheral edges of the glass sheets 20.

In some embodiments of the present invention, the spacer 30 is an aluminum strip. The aluminum strip is easy to bend, is convenient to machine and form, and is beneficial to production, so that the production efficiency of the photovoltaic hollow glass assembly 100 can be improved.

Optionally, the photovoltaic module 10 comprises: a battery plate 50 and a junction box 60. The battery panel 50 has a light receiving surface and a backlight surface, and the junction box 60 is provided on the light receiving surface. That is, the junction box 60 is provided on the light receiving surface of the battery panel 50, so that the components can be interconnected. The location of the junction box 60 may be any location on the light receiving side of the panels 50 of the photovoltaic module 10.

In some embodiments of the present invention, the battery plate 50 includes: front side photovoltaic glass 51, back side photovoltaic glass 52, cell string and encapsulant. The front photovoltaic glass 51 is a light receiving surface, the back photovoltaic glass 52 is arranged opposite to the front photovoltaic glass 51, the back photovoltaic glass 52 is a backlight surface, the cell string is arranged between the front photovoltaic glass 51 and the back photovoltaic glass 52, and the packaging part is arranged between the cell string and the front photovoltaic glass 51 and the back photovoltaic glass 52. The front photovoltaic glass 51 of the cell panel 50 receives the irradiation of light, and the light passes through the front photovoltaic glass 51 to reach the cell string to realize power generation. Meanwhile, the junction box 60 is installed on the front photovoltaic glass 51, the front photovoltaic glass 51 can be perforated or crescent-shaped to extract current as required, and the junction box 60 is adhered to the front photovoltaic glass 51 and connected with an outgoing line to extract current. By installing the junction box 60 on the front photovoltaic glass 51, the back outgoing line of the photovoltaic hollow glass assembly 100 can be avoided, and the inspection and the disassembly are convenient.

According to one embodiment of the present invention, the spacer 30 is bent into a rectangular piece. That is, the shape of the spacer 30 is changed according to the shape of the photovoltaic insulated glass assembly 100.

Optionally, the thickness of the front photovoltaic glass 51 is less than the thickness of the back photovoltaic glass 52 by a thickness difference of 0mm to 4mm, and the thickness of the back photovoltaic glass 52 is greater than 5 mm. The front photovoltaic glass 51 has a small thickness, and the photovoltaic insulating glass assembly 100 can more fully utilize solar energy to generate electricity.

Preferably, the junction box 60 is a split junction box 60 or an integrated junction box 60. The location where the junction box 60 is mounted and the distance from the battery string or front photovoltaic glass 51 can be adjusted as desired.

Further, the glass plate 20 is a tempered glass. The surface of the strengthened glass has compressive stress, the strength is improved by multiple times compared with that of the common glass, and the strengthened glass is bending-resistant and safer to use.

According to the utility model discloses an embodiment, the quantity of spacer 30 and glass board 20 is a plurality ofly, and a plurality of glass boards 20 lie in photovoltaic module 10 respectively with one side and along neighbouring photovoltaic module 10 position to the direction spaced apart distribution of photovoltaic module 10 position back to, are equipped with corresponding spacer 30 between two adjacent glass boards 20. The photovoltaic insulating glass assembly 100 can still use the spacer 30 behind the glass plate 20, and the sealant 40 adheres to the glass plate 20, and the structure can be a multi-layer structure.

In summary, according to the photovoltaic hollow glass assembly 100 in the embodiment of the present invention, by combining the photovoltaic assembly 10, the glass plate 20 and the spacer 30, the photovoltaic hollow glass assembly 100 forms a cavity structure, and a good sound insulation and heat insulation effect can be achieved; the junction box 60 is arranged on the front photovoltaic glass 51, so that the back line of the photovoltaic hollow glass assembly 100 is avoided, and the worker can conveniently check and disassemble the photovoltaic hollow glass assembly.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. A photovoltaic insulating glass unit, comprising:

a photovoltaic module;

the glass plate is arranged opposite to the photovoltaic module and distributed at intervals;

the spacing strip is formed into a hollow part with two open ends, the spacing strip is arranged between the photovoltaic module and the glass plate, two open ends of the spacing strip are respectively connected with the corresponding photovoltaic module and the glass plate, and a cavity is defined between the photovoltaic module and the glass plate and between the spacing strip in a matching manner.

2. The photovoltaic insulating glass assembly of claim 1, wherein there is a space between an outer periphery of the spacer bar and an outer periphery of the glass sheet, the photovoltaic insulating glass assembly further comprising:

and the sealant is arranged in a space between the outer peripheral edge of the spacing strip and the outer peripheral edge of the glass plate.

3. The photovoltaic insulated glass assembly of claim 1, wherein the spacer bar is an aluminum bar.

4. The photovoltaic insulated glass assembly of claim 1, wherein the photovoltaic assembly comprises:

a panel having a light-receiving surface and a backlight surface;

and the junction box is arranged on the light receiving surface.

5. The photovoltaic insulating glass assembly of claim 4, wherein the panel comprises:

the front photovoltaic glass is the light receiving surface;

the back photovoltaic glass is arranged opposite to the front photovoltaic glass, and the back photovoltaic glass is the backlight surface;

the battery string is arranged between the front photovoltaic glass and the back photovoltaic glass;

and the packaging part is arranged between the cell string and the front photovoltaic glass and between the back photovoltaic glass.

6. The photovoltaic insulated glass assembly of claim 1, wherein the spacer bars are bent into a rectangular piece.

7. The photovoltaic insulating glass assembly according to claim 5, wherein the front photovoltaic glass has a thickness that is less than the thickness of the back photovoltaic glass by a thickness difference of 0mm to 4mm, and the back photovoltaic glass has a thickness that is greater than 5 mm.

8. The photovoltaic insulated glass assembly of claim 4, wherein the junction box is a split junction box or an integral junction box.

9. The photovoltaic insulating glass assembly according to claim 1, wherein the glass sheet is a strengthened glass.

10. The photovoltaic insulating glass assembly according to claim 1, wherein the number of the spacer bars and the number of the glass plates are plural, the plural glass plates are respectively located on the same side of the photovoltaic assembly and are distributed at intervals along a direction from a position adjacent to the photovoltaic assembly to a position opposite to the position of the photovoltaic assembly, and the corresponding spacer bars are arranged between two adjacent glass plates.