Connecting frame and photovoltaic module

Abstract

The utility model discloses a connecting frame and a photovoltaic assembly, the connecting frame is formed by connecting a plurality of transversely arranged first frames and a plurality of longitudinally arranged second frames end to end, and each first frame comprises a first connecting part and a first bearing part; the first connecting part is used for being connected with a second frame; the first bearing part is arranged on the side edge of the first connecting part and used for bearing the photovoltaic main body, and the first bearing part is not higher than the upper end face of the photovoltaic main body; a first baffle, a second baffle and a third baffle are arranged on the first bearing part from inside to outside at intervals to form a first glue storage groove, a first glue overflowing groove and an overflowing groove; through the above structure, no shielding exists between the first frame of the assembly and the photovoltaic main body, rainwater can directly pass through, no water is accumulated, dust on the surface of the glass is not blocked, and the dust can flow out of the assembly after being scoured by water flow, so that no dust accumulation is realized; and the integrated function of glue storage and glue overflow can be realized, so that the bonding firmness of the frame and the photovoltaic main body is ensured, and the sealant is also ensured not to overflow to the surface of the photovoltaic main body.

Description

Technical Field

[0001] The utility model relates to the technical field of photovoltaics, in particular to a connecting frame and a photovoltaic component. Background Art

[0002] The photovoltaic module consists of a main body and a frame installed around the main body. The A surface of the frame is usually 3-5mm higher than the glass surface of the module. As a result, the dust on the surface of the main body will accumulate near the A surface of the lowest frame after being washed by rain, forming a dust accumulation belt. This will cause the module to produce a "hot spot effect", reducing the power generation efficiency of the module. Local heating will also reduce the life of the module and may even cause a fire.

[0003] In existing photovoltaic modules, the solution is to cancel the A-side design of the frame, but this will cause the sealant of the frame to overflow onto the glass surface of the module, requiring manual wiping, which is time-consuming and labor-intensive, and affects production efficiency; therefore, there is an urgent need for a method of connecting a frame and a photovoltaic module to solve the above problem. Utility Model Content

[0004] The utility model aims to solve at least one of the technical problems existing in the prior art. To this end, the utility model provides a connection frame and a photovoltaic assembly.

[0005] The technical solution adopted by an embodiment of the utility model to solve the technical problem is: a connecting frame, which is composed of a plurality of first frames arranged horizontally and a plurality of second frames arranged vertically connected end to end, wherein the first frame includes a first connecting portion and a first supporting portion;

[0006] The first connecting portion is used to connect with the second frame;

[0007] The first supporting portion is arranged on the side of the first connecting portion, and is used to support the photovoltaic body, and the first supporting portion is not higher than the upper end surface of the photovoltaic body;

[0008] A first baffle, a second baffle and a third baffle are arranged on the first supporting part from inside to outside to form a first glue storage tank, a first overflow glue tank and an overflow tank.

[0009] As one of the preferred embodiments of the utility model, a plurality of limiting portions abutting against the photovoltaic body are longitudinally spaced apart on one side of the first connecting portion close to the photovoltaic body to form a plurality of second glue storage tanks.

[0010] As one of the preferred embodiments of the utility model, a first notch is provided on the first connecting portion to provide an installation space for the angle code.

[0011] As one of the preferred embodiments of the present utility model, the second baffle plate and the third baffle plate have the same height.

[0012] As one of the preferred embodiments of the present utility model, the second frame includes a second connecting portion, a second supporting portion and an abutting portion;

[0013] The second connecting portion is used to connect with the first frame;

[0014] The second supporting portion is arranged on the side of the second connecting portion;

[0015] The abutting portion is arranged on the second supporting portion, and the second connecting portion, the second supporting portion and the abutting portion form a U-shaped supporting groove for supporting the photovoltaic body.

[0016] As one of the preferred embodiments of the utility model, a second notch is provided on the second connecting portion to provide an installation space for the angle code.

[0017] As one of the preferred embodiments of the present utility model, a second glue overflow groove is provided on the inner side of the abutting portion.

[0018] As one of the preferred embodiments of the present utility model, the first frame and / or the second frame is / are formed by integral pultrusion of aluminum alloy.

[0019] A photovoltaic assembly comprises a photovoltaic main body and the above-mentioned connecting frame.

[0020] The beneficial effects of the utility model include: a connecting frame and a photovoltaic component, wherein the connecting frame is composed of a plurality of first frames arranged transversely and a plurality of second frames arranged longitudinally connected end to end, the first frame comprising a first connecting portion and a first supporting portion; the first connecting portion is used to connect with the second frame; the first supporting portion is arranged on the side of the first connecting portion, and is used to support the photovoltaic body and the first supporting portion is not higher than the upper end surface of the photovoltaic body; a first baffle, a second baffle and a third baffle are arranged on the first supporting portion from the inside to the outside at intervals to form a first glue storage tank, a first glue overflow tank and an overflow tank; through the above structure, there can be no obstruction between the first frame of the component and the photovoltaic body, and rainwater can pass directly to achieve no water accumulation, while the dust on the glass surface is unobstructed and can flow to the outside of the component after being flushed by water to achieve no dust accumulation; and the integrated functions of glue storage and glue overflow can be realized, which not only ensures the bonding firmness between the frame and the photovoltaic body, but also ensures that the sealant will not overflow to the surface of the photovoltaic body. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] The above and / or additional aspects and advantages of the present invention will become apparent and easily understood from the description of the embodiments in conjunction with the following drawings, in which:

[0022] Figure 1 is a schematic diagram of the structure of a photovoltaic module;

[0023] Figure 2 is a structural schematic diagram of a first frame and a photovoltaic main body;

[0024] Figure 3 is a schematic diagram of the structure of the second frame;

[0025] Figure 4 It is a connection diagram of the first frame, the second frame and the corner code. DETAILED DESCRIPTION

[0026] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0027] In the description of the present utility model, the meaning of "more than" is more than two, "greater than", "less than", "exceed" etc. are understood to exclude the number itself, and "above", "below", "within" etc. are understood to include the number itself. If there is a description of "first" or "second", it is only used for the purpose of distinguishing technical features, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features or implicitly indicating the order of the indicated technical features.

[0028] In the description of the present invention, it should be understood that descriptions involving orientation, such as up, down, front, back, left, right, etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0029] In the present invention, unless otherwise clearly defined, the words "set", "install", "connect" and the like should be understood in a broad sense, for example, they can be directly connected or indirectly connected through an intermediate medium; they can be fixedly connected or detachably connected or integrally formed; they can be mechanically connected; they can be the internal connection of two elements or the interaction relationship between two elements. Those skilled in the art can reasonably determine the specific meanings of the above words in the present invention in combination with the specific content of the technical solution.

[0030] Reference Figures 1 to 4 A connecting frame, comprising a plurality of first frames 10 arranged transversely and a plurality of second frames 20 arranged longitudinally connected end to end, wherein the first frame 10 comprises a first connecting portion 11 and a first supporting portion 12;

[0031] The first connecting portion 11 is used to connect with the second frame 20;

[0032] The first supporting portion 12 is disposed on the side of the first connecting portion 11, and is used to support the photovoltaic body 30, and the first supporting portion 12 is not higher than the upper end surface of the photovoltaic body 30;

[0033] A first baffle 41 , a second baffle 42 , and a third baffle 43 are disposed on the first supporting portion 12 from inside to outside to form a first glue storage groove 44 , a first glue overflow groove 45 , and an overflow groove 46 .

[0034] In the utility model, the connecting frame preferably includes two first frames 10 and two second frames 20, the two first frames 10 are arranged on the upper and lower sides of the photovoltaic body 30, and the two second frames 20 are arranged on the left and right sides of the photovoltaic body 30. The first frames 10 and the second frames 20 in adjacent positions are connected using angle codes 30 to form a complete connecting frame.

[0035] During assembly, first apply the sealant between the side of the first connecting part 11 and the first glue storage tank 44, and similarly, apply the sealant between the side of the second connecting part 21 and the second supporting part 22, and then fit the photovoltaic body 30 to the limiting part 51 and install it in the direction of the first supporting part 12, and make the photovoltaic body 30 press against the second connecting part 21 and install it in the direction of the second supporting part 22 until the side of the photovoltaic body 30 abuts against the second supporting part 22; after being squeezed, the sealant between the photovoltaic body 30 and the side of the first frame 10 first flows to the first glue storage tank 44, and then the sealant passes through the obstruction of the first baffle 41 to fill the first glue storage tank 44, and the excess sealant overflows to the first overflow glue tank 45, and the sealant is The second baffle 42 blocks, and after the first overflow glue groove 45 is filled with sealant, excess sealant will flow to the overflow groove 46, and the sealant in the overflow groove 46 will be completely blocked by the third baffle 43 and will not overflow to the surface of the photovoltaic body 30; further, the sealant between the photovoltaic body 30 and the back of the first frame 10 will flow to the second glue storage groove 52, and the second glue storage groove 52 will store the overflowed sealant and increase the contact area between the sealant and the second frame 20, thereby ensuring the adhesion between the photovoltaic body 30 and the second frame 20; and when the photovoltaic body 30 and the second frame 20 are assembled, excess sealant will flow into the second overflow glue groove 70 on the inner side of the abutment 23, thereby ensuring that there is no sealant residue on the surface between the photovoltaic body 30 and the second frame 20.

[0036] The advantages of the utility model are: through the above-mentioned structure, there is no obstruction between the first frame of the component and the photovoltaic body, and rainwater can pass through directly to achieve no water accumulation. At the same time, the dust on the glass surface is unobstructed and can flow to the outside of the component after being flushed by water to achieve no dust accumulation; and the integrated function of glue storage and glue overflow can be realized, which not only ensures the bonding firmness between the frame and the photovoltaic body, but also ensures that the sealant will not overflow to the surface of the photovoltaic body.

[0037] In one embodiment, a plurality of stoppers 51 abutting against the photovoltaic body 30 are longitudinally spaced apart on one side of the first connection portion 11 close to the photovoltaic body 30 to form a plurality of second glue storage tanks 52 .

[0038] In one embodiment, a first slot 61 is provided on the first connection portion 11 to provide an installation space for the angle code 60; a second slot 62 is provided on the second connection portion 21 to provide an installation space for the angle code 60; both ends of the angle code 60 are respectively inserted into the first slot 61 and the second slot 62, and screws are used to realize the connection between the angle code 60 and the first connection portion 11 and the second connection portion 21.

[0039] In one embodiment, the second baffle 42 and the third baffle 43 are of equal height, which can enhance the strength of the first frame 10 and ensure the stability of the installation of the photovoltaic body 30 .

[0040] As a preferred embodiment of the second frame 20, the second frame 20 includes a second connecting portion 21, a second supporting portion 22 and an abutting portion 23;

[0041] The second connecting portion 21 is used to connect with the first frame 10;

[0042] The second supporting portion 22 is disposed on the side of the second connecting portion 21;

[0043] The abutting portion 23 is disposed on the second supporting portion 22 , and the second connecting portion 21 , the second supporting portion 22 and the abutting portion 23 form a U-shaped supporting groove 24 for supporting the photovoltaic body 30 .

[0044] In one embodiment, a second glue overflow groove 70 is provided on the inner side of the abutting portion 23; it can not only ensure the firmness of the adhesion between the side of the second connecting portion 21 and the photovoltaic body 30, but also determine the installation position of the photovoltaic body 30, and at the same time prevent the sealant from overflowing to the glass surface of the photovoltaic body 30.

[0045] As a preferred embodiment of the first frame 10 and / or the second frame 20, the first frame 10 and / or the second frame 20 are integrally pultruded from aluminum alloy.

[0046] A photovoltaic assembly comprises a photovoltaic body 30 and the above-mentioned connecting frame.

[0047] Of course, the present invention is not limited to the above-mentioned embodiments, and technicians familiar with the field may make equivalent modifications or substitutions without violating the spirit of the present invention. These equivalent modifications and substitutions are all included in the scope defined by the claims of this application.

Claims

1. A connecting frame, comprising a plurality of first frames (10) arranged transversely and a plurality of second frames (20) arranged longitudinally connected end to end, characterized in that: The first frame (10) comprises a first connecting portion (11) and a first supporting portion (12); The first connecting portion (11) is used to connect to the second frame (20); The first supporting portion (12) is arranged on the side of the first connecting portion (11) and is used to support the photovoltaic body (30), and the first supporting portion (12) is not higher than the upper end surface of the photovoltaic body (30); A first baffle (41), a second baffle (42) and a third baffle (43) are arranged on the first supporting portion (12) from inside to outside to form a first glue storage groove (44), a first glue overflow groove (45) and an overflow groove (46).

2. A connecting frame according to claim 1, characterized in that: A plurality of limiting portions (51) abutting against the photovoltaic body (30) are longitudinally spaced apart on one side of the first connecting portion (11) close to the photovoltaic body (30) to form a plurality of second glue storage grooves (52).

3. A connecting frame according to claim 1, characterized in that: The first connecting portion (11) is provided with a first notch (61) for providing an installation space for the angle code (60).

4. A connecting frame according to claim 1, characterized in that: The second baffle (42) and the third baffle (43) have the same height.

5. A connecting frame according to claim 1, characterized in that: The second frame (20) comprises a second connecting portion (21), a second supporting portion (22) and an abutting portion (23); The second connecting portion (21) is used to be connected to the first frame (10); The second supporting portion (22) is arranged on a side of the second connecting portion (21); The abutment portion (23) is arranged on the second supporting portion (22), and the second connecting portion (21), the second supporting portion (22) and the abutment portion (23) form a U-shaped supporting groove (24) for supporting the photovoltaic body (30).

6. A connecting frame according to claim 5, characterized in that: The second connecting portion (21) is provided with a second notch (62) for providing an installation space for the angle code (60).

7. A connecting frame according to claim 5, characterized in that: A second glue overflow groove (70) is provided on the inner side of the abutting portion (23).

8. The connecting frame according to claim 1, characterized in that: The first frame (10) and / or the second frame (20) are integrally pultruded from aluminum alloy.

9. A photovoltaic module, characterized in that: It comprises a photovoltaic body (30) and a connecting frame as claimed in any one of claims 1 to 8.

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