CN219287466U

CN219287466U - Photovoltaic module and photovoltaic module assembly

Info

Publication number: CN219287466U
Application number: CN202320594494.5U
Authority: CN
Inventors: 糜玥崎; 张亮亮; 王智权
Original assignee: Jiangsu Shanyou Diao Energy Saving New Material Co ltd
Current assignee: Jiangsu Shanyou Diao Energy Saving New Material Co ltd
Priority date: 2023-03-23
Filing date: 2023-03-23
Publication date: 2023-06-30
Anticipated expiration: 2033-03-23

Abstract

The utility model relates to a photovoltaic module and a photovoltaic module assembly, wherein the photovoltaic module comprises a photovoltaic plate, a hollow ventilation shell is arranged on the bottom surface of the photovoltaic plate, ventilation openings are respectively formed in at least one pair of side walls which are distributed oppositely, a plurality of radiating fins which are arranged at intervals are arranged on the inner wall, adjacent to the photovoltaic plate, of the ventilation shell, and a vacuum insulation plate is arranged on the bottom surface of the ventilation shell; the radiating fins are in strip shapes, and the length extension direction of the radiating fins is consistent with the ventilation direction of the ventilation opening; the novel photovoltaic module can adapt to work under high-temperature environment and has good heat preservation performance.

Description

Photovoltaic module and photovoltaic module assembly

Technical Field

The utility model relates to the technical field of photovoltaic power generation devices, in particular to a photovoltaic module and a photovoltaic module assembly.

Background

The photovoltaic module in the prior art has poor heat dissipation performance, cannot adapt to work in a high-temperature environment, and does not have good heat preservation performance.

Disclosure of Invention

The utility model aims to solve the technical problem of providing a photovoltaic module which can adapt to work in a high-temperature environment and has good heat preservation performance.

In order to solve the technical problems, the photovoltaic module provided by the utility model comprises a photovoltaic plate, wherein a hollow ventilation shell is arranged on the bottom surface of the photovoltaic plate, ventilation openings are respectively formed in at least one pair of side walls which are distributed oppositely, a plurality of radiating fins which are arranged at intervals are arranged on the inner wall, adjacent to the photovoltaic plate, of the ventilation shell, and a vacuum insulation plate is arranged on the bottom surface of the ventilation shell; the radiating fins are in strip shapes, and the length extending direction of the radiating fins is consistent with the ventilation direction of the ventilation opening.

The photovoltaic module assembly comprises the photovoltaic module and a grid framework, wherein the number of the photovoltaic module is the same as that of grid holes on the grid framework, the positions of the photovoltaic module are corresponding to that of the grid holes, the ventilation shell is arranged in the grid holes, the photovoltaic panel is suitable for covering gaps between the ventilation shell and the grid holes, the gaps between the vacuum insulation panel and the grid holes are sealed by a gap filler, a sealing cavity is formed in the grid holes, air inlets corresponding to the upper and lower positions of the ventilation openings are arranged on the inner wall of the grid holes, and all air inlets of the same row are communicated with the ventilation openings in sequence to form a hot air channel; the photovoltaic module assembly can work under high-temperature environment and has good heat preservation performance.

Further preferably, a lower flange is arranged at the lower end of the photovoltaic panel, and the lower flange is fixed on the top surface of the grid framework through a pressing plate; the photovoltaic panel can be conveniently fixed on the top surface of the grid framework.

Further preferably, the photovoltaic panel is suitable for covering a gap between the ventilation shell and the grid hole, the gap between the vacuum insulation panel and the grid hole is sealed by a caulking agent, a sealing cavity is formed in the grid hole, an upper flange is arranged at the upper end of the photovoltaic panel, the gap between adjacent upper flanges is sealed by silicone adhesive, the silicone adhesive is arranged on the bottom surface of the upper flange, a groove is formed between the adjacent upper flanges and the silicone adhesive, and caulking strips are arranged in the groove; the silicone adhesive can prevent rainwater from entering gaps between adjacent upper flanges, and the caulking strips enable the surface of the photovoltaic module assembly to be attractive.

Further preferably, the photovoltaic module further comprises a heat dissipation structure adapted to dissipate heat from the photovoltaic module assembly; the heat dissipation structure can enable the heat dissipation performance of the photovoltaic module assembly to be better.

Further preferably, in the photovoltaic panels in the same row, at least one pair of adjacent photovoltaic panels are provided with the heat dissipation structure, the heat dissipation structure is tubular, the inner end of the heat dissipation structure is communicated with the hot air channel through the through holes on the grid framework, and the outer end of the heat dissipation structure is horn-shaped and the large opening end of the heat dissipation structure is arranged downwards; the hot air channel exhausts through the heat radiation structure, so that the heat radiation effect is better, and rainwater is not easy to enter the heat radiation structure.

The heat dissipation structure comprises a plurality of groove-shaped covers with downward openings and arranged at intervals, each photovoltaic panel of the same left row and right row is respectively and correspondingly arranged between the adjacent groove-shaped covers, two strip-shaped vertical plates arranged at intervals are arranged below the groove-shaped covers, the strip-shaped vertical plates are arranged on the top surface of the grid framework, and an M-shaped channel K is formed between the groove-shaped covers and the strip-shaped vertical plates; the M-shaped channel K is used for ventilation and heat dissipation, and rainwater is not easy to enter the M-shaped channel.

The groove-shaped cover comprises a first groove-shaped cover, one end of the first groove-shaped cover is provided with a second groove-shaped cover, one end of the first groove-shaped cover, which is close to the second groove-shaped cover, is provided with an air deflector, the air deflector is matched in the second groove-shaped cover, and a heat dissipation air port is formed between the air deflector and the inner side of the second groove-shaped cover; the heat dissipation structure has the advantages that ventilation and heat dissipation are carried out through the heat dissipation air opening, so that the heat dissipation effect of the heat dissipation structure is better.

Further preferably, at least one threading hole is formed in one side of the photovoltaic module, and the threading hole is formed in the top surface of the grid framework; the line of photovoltaic module passes the through wires hole to carry out the circuit in series connection in the below of grid skeleton, it is pleasing to the eye and convenient to walk the line.

The utility model has the beneficial effects that: the ventilation shell is internally provided with a plurality of radiating fins which are arranged at intervals, so that the ventilation shell has good heat radiation performance, and heat generated by the photovoltaic panel can be quickly absorbed and radiated by the ventilation shell; the bottom surface of the ventilation shell is provided with the vacuum insulation panel, so that the photovoltaic module has good heat preservation performance; the novel photovoltaic module can adapt to work under high-temperature environment and has good heat preservation performance.

Drawings

In order to clearly illustrate the innovative principles of the utility model and its advantages compared with the prior art photovoltaic modules, possible embodiments are described below by way of non-limiting examples applying said principles with the aid of the accompanying drawings. In the figure:

FIG. 1 is a perspective view of a photovoltaic module of the present utility model;

FIG. 2 is an exploded view of FIG. 1;

FIG. 3 is a top view of a photovoltaic module assembly employing the photovoltaic module of FIG. 1;

FIG. 4 is a left side view of FIG. 3;

FIG. 5 is a front view of FIG. 3;

fig. 6 is a partial enlarged view at E of fig. 5;

fig. 7 is a partial enlarged view at B of fig. 4;

FIG. 8 is a perspective view of a photovoltaic module;

fig. 9 is a partial enlarged view at A of fig. 8;

FIG. 10 is a perspective view of a photovoltaic module assembly incorporating the heat dissipating structure;

fig. 11 is a partial enlarged view at C of fig. 10;

fig. 12 is a partial enlarged view at D of fig. 10.

Description of the embodiments

The technical solutions of the present novel embodiment will be clearly and completely described below with reference to the drawings in the present novel embodiment, and it is apparent that the described embodiments are only some embodiments of the present novel embodiment, not all embodiments.

All other embodiments, based on the embodiments in this disclosure, which would be within the purview of one of ordinary skill in the art without the creative effort, are contemplated as falling within the scope of the present disclosure.

It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the present embodiment are merely used to explain the relative positional relationship, movement, etc. between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

In the present application, unless explicitly specified and limited otherwise, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be either fixedly attached, detachably attached, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model will be understood by those skilled in the art according to the specific circumstances.

Examples

As shown in fig. 1-2, a photovoltaic module of the present embodiment includes a photovoltaic panel 1, a hollow ventilation casing 2 is disposed on a bottom surface of the photovoltaic panel 1, ventilation openings 3 are respectively disposed on a pair of side walls of the ventilation casing 2 which are relatively distributed, a plurality of heat dissipation fins 4 disposed at intervals are disposed on an inner wall of the ventilation casing 2 adjacent to the photovoltaic panel 1, and a vacuum insulation board 5 is disposed on the bottom surface of the ventilation casing 2; the radiating fins 4 are in strip shapes, and the length extending direction of the radiating fins 4 is consistent with the ventilation direction of the ventilation opening 3.

Examples

3-9, a photovoltaic module assembly comprises a photovoltaic module and a grid framework 10, wherein the number of the photovoltaic module is the same as that of grid holes 13 on the grid framework 10, the positions of the photovoltaic module are corresponding to those of the grid holes 13, the ventilation shell 2 is arranged in the grid holes 13, ventilation openings 18 corresponding to the upper and lower positions of the ventilation openings 3 are arranged on the inner wall of the grid holes 13, and the ventilation openings 18 in the same row are communicated with the ventilation openings 3 in sequence to form a hot air channel; the hot air channels are multiple, and the photovoltaic module assembly can adapt to work in a high-temperature environment and has good heat preservation performance.

Preferably, the grid framework 10 is formed by combining square tubes, so the grid framework 10 is of a hollow structure, and the heat dissipation performance is better.

Preferably, as shown in fig. 1-2, the lower end of the photovoltaic panel 1 is provided with a lower flange 9, and the lower flange 9 is fixed on the top surface of the grid framework 10 through a pressing plate; the photovoltaic panel 1 can be conveniently fixed on the top surface of the grid framework 10.

Preferably, as shown in fig. 6, the photovoltaic panel 1 is suitable for covering the gap between the ventilation casing 2 and the grid holes 13, the gap between the vacuum insulation panel 5 and the grid holes 13 is sealed by a caulking agent, a sealing cavity is formed in the grid holes 13, the upper end of the photovoltaic panel 1 is provided with an upper flange 8, the gap between adjacent upper flanges 8 is sealed by silicone adhesive 19, the silicone adhesive 19 is arranged on the bottom surface of the upper flange 8, a groove is formed between the adjacent upper flanges 8 and the silicone adhesive 19, and a caulking strip 20 is arranged in the groove; the silicone adhesive 19 prevents rainwater from entering the gaps between the adjacent upper flanges 8, and the caulking strips 20 make the surface of the photovoltaic module assembly more attractive.

Preferably, as shown in fig. 3, the photovoltaic module further comprises a heat dissipation structure 21 suitable for dissipating heat of the photovoltaic module assembly; the heat dissipation structure 21 can enable the heat dissipation performance of the photovoltaic module assembly to be better.

Preferably, as shown in fig. 3, 4, 6 and 7, in the photovoltaic panels 1 in the same row up and down, the heat dissipation structure 21 is arranged between at least one pair of adjacent photovoltaic panels 1, the heat dissipation structure 21 is in a tubular shape, the inner end of the heat dissipation structure 21 is communicated with a hot air channel through a through hole 22 on the grid framework 10, and the outer end of the heat dissipation structure 21 is in a horn shape and the large opening end is arranged downwards; the hot air channel is used for exhausting air through the heat dissipation structure 21, so that the heat dissipation effect is better, and rainwater is not easy to enter the heat dissipation structure 21.

As shown in fig. 10-12, the heat dissipation structure 21 includes a plurality of trough-shaped covers G with downward openings and arranged at intervals, each of the photovoltaic panels 1 in the same row on the left and right is respectively and correspondingly arranged between the adjacent trough-shaped covers G, two strip-shaped vertical plates 26 arranged at intervals are arranged below the trough-shaped covers G, the strip-shaped vertical plates 26 are arranged on the top surface of the grid framework 10, and an M-shaped channel K is formed between the trough-shaped covers G and the strip-shaped vertical plates 26; the M-shaped channel K is used for ventilation and heat dissipation, and rainwater is not easy to enter the M-shaped channel.

The groove-shaped cover G comprises a first groove-shaped cover 27, a second groove-shaped cover 28 is arranged at one end of the first groove-shaped cover 2, an air deflector 29 is arranged at one end, close to the second groove-shaped cover 28, of the first groove-shaped cover 27, the air deflector 29 is matched in the second groove-shaped cover 28, and a heat dissipation air port 31 is formed between the air deflector 29 and the inner side of the second groove-shaped cover 28; the ventilation and heat dissipation are performed through the heat dissipation air port 31, so that the heat dissipation effect of the heat dissipation structure 21 is better.

Preferably, as shown in fig. 9, at least one threading hole 30 is provided on one side of the photovoltaic module, and the threading hole 30 is opened on the top surface of the grid framework 10; the circuit of the photovoltaic module passes through the threading holes 30 to connect the circuits in series below the grid framework 10, and the wiring is attractive and convenient.

The ventilation shell 2 is provided with good heat dissipation performance, and heat generated by the photovoltaic panel 1 can be quickly absorbed by the ventilation shell 2; the bottom surface of the ventilation shell 2 is provided with the vacuum insulation panel 5, so that the photovoltaic module has good heat insulation performance; the photovoltaic module of the embodiment can work under high-temperature environment and has good heat preservation performance.

While the foregoing is directed to the preferred embodiments of the present utility model, it will be appreciated by those skilled in the art that various modifications and adaptations can be made without departing from the principles of the present utility model, and such modifications and adaptations are intended to be comprehended within the scope of the present utility model.

Claims

1. The photovoltaic module is characterized by comprising a photovoltaic plate (1), wherein a hollow ventilation shell (2) is arranged on the bottom surface of the photovoltaic plate (1), ventilation openings (3) are respectively formed in at least one pair of opposite side walls of the ventilation shell (2), a plurality of radiating fins (4) which are arranged at intervals are arranged on the inner wall, adjacent to the photovoltaic plate (1), of the ventilation shell (2), and a vacuum insulation plate (5) is arranged on the bottom surface of the ventilation shell (2); the radiating fins (4) are in strip shapes, and the length extending direction of the radiating fins (4) is consistent with the ventilation direction of the ventilation opening (3).

2. A photovoltaic module assembly, characterized in that: the photovoltaic module comprises the photovoltaic module and a grid framework (10) as claimed in claim 1, wherein the number of the photovoltaic module is the same as that of grid holes (13) on the grid framework (10), the positions of the photovoltaic module are corresponding to those of the grid holes (13), the ventilation shell (2) is arranged in the grid holes (13), ventilation openings (18) corresponding to the upper and lower positions of the ventilation openings (3) are formed in the inner wall of the grid holes (13), and the ventilation openings (18) in the same row are communicated with the ventilation openings (3) in sequence to form a hot air channel.

3. The photovoltaic module assembly of claim 2, wherein: the lower end of the photovoltaic panel (1) is provided with a lower flange (9), and the lower flange (9) is fixed on the top surface of the grid framework (10) through a pressing plate.

4. The photovoltaic module assembly of claim 2, wherein: the photovoltaic panel (1) is suitable for covering the gap between the ventilation shell (2) and the grid holes (13), the gap between the vacuum insulation panel (5) and the grid holes (13) is sealed by a caulking agent, a sealing cavity is formed in the grid holes (13), an upper flange (8) is arranged at the upper end of the photovoltaic panel (1), the gap between the adjacent upper flanges (8) is sealed by silicone adhesive (19), the silicone adhesive (19) is arranged on the bottom surface of the upper flange (8), a groove is formed between the adjacent upper flanges (8) and the silicone adhesive (19), and caulking strips (20) are arranged in the groove.

5. The photovoltaic module assembly of claim 2, wherein: the photovoltaic module further comprises a heat radiation structure (21) suitable for exhausting and radiating the air of the photovoltaic module assembly.

6. The photovoltaic module assembly of claim 5, wherein: in the photovoltaic panels (1) of the same row from top to bottom, at least one pair of adjacent photovoltaic panels (1) is provided with the heat radiation structure (21), the heat radiation structure (21) is tubular, the inner of the heat radiation structure (21) is communicated with a hot air channel through a through hole (22) on the grid framework (10), and the outer end of the heat radiation structure (21) is horn-shaped and is arranged with a large opening end downwards.

7. The photovoltaic module assembly of claim 5, wherein: the heat dissipation structure (21) comprises a plurality of groove-shaped covers (G) with downward openings and arranged at intervals, each of the photovoltaic panels (1) in the same row is correspondingly arranged between the adjacent groove-shaped covers (G), two strip-shaped vertical plates (26) arranged at intervals are arranged below the groove-shaped covers (G), the strip-shaped vertical plates (26) are arranged on the top surface of the grid framework (10), and an M-shaped channel (K) is formed between the groove-shaped covers (G) and the strip-shaped vertical plates (26).

8. The photovoltaic module assembly of claim 7, wherein: the groove-shaped cover (G) comprises a first groove-shaped cover (27), a second groove-shaped cover (28) is arranged at one end of the first groove-shaped cover (27), an air deflector (29) is arranged at one end, close to the second groove-shaped cover (28), of the first groove-shaped cover (27), the air deflector (29) is matched in the second groove-shaped cover (28), and a heat dissipation air port (31) is formed between the air deflector (29) and the inner side of the second groove-shaped cover (28).

9. The photovoltaic module assembly of claim 2, wherein: one side of the photovoltaic module is provided with at least one threading hole (30), and the threading hole (30) is formed in the top surface of the grid framework (10).