CN216624301U

CN216624301U - Double-glass photovoltaic assembly and photovoltaic power generation system comprising same

Info

Publication number: CN216624301U
Application number: CN202122519859.1U
Authority: CN
Inventors: 张克闯; 宫芳涛; 贺王斌; 高凡
Original assignee: Longi Solar Technology Co Ltd
Current assignee: Longi Solar Technology Co Ltd
Priority date: 2021-10-19
Filing date: 2021-10-19
Publication date: 2022-05-27
Anticipated expiration: 2031-10-19

Abstract

The utility model discloses a double-glass photovoltaic assembly, which comprises: a solar panel having double-sided glass; and the frame is connected to the bottom surface of the solar cell panel, so that an invisible frame structure is formed. The double-glass photovoltaic assembly adopts a hidden frame structure design, dust is not easy to accumulate, cleaning is convenient, stable power generation capacity is ensured, and the occurrence rate of safety accidents is greatly reduced; moreover, the double-glass photovoltaic module is strong in mechanical load bearing capacity, and the application range of the double-glass photovoltaic module is greatly improved. The utility model also discloses a photovoltaic power generation system, which comprises: a guide rail; the lower end of the component mounting clamping piece is clamped with the guide rail; as above, the double-glass photovoltaic assembly is clamped at the upper end of the guide rail. This photovoltaic power generation system, on the one hand the installation is convenient and the aesthetic property is good, and on the other hand has realized the quick installation of whole system.

Description

Double-glass photovoltaic assembly and photovoltaic power generation system comprising same

Technical Field

The utility model relates to the technical field of photovoltaics, in particular to a double-glass photovoltaic assembly and a photovoltaic power generation system comprising the same.

Background

With the increasingly prominent problems of global energy shortage, climate change and the like, clean and safe renewable energy is widely regarded, and countries around the world are increasing the investment on clean renewable energy, improving the ratio of the clean renewable energy in energy consumption and gradually replacing the traditional fossil energy. Solar energy is a renewable energy source which is abundant in resource, widely distributed and permanently available, and has great development and utilization potential. In recent years, with the shortage of large ground photovoltaic power station construction resources and the obvious problems of long-distance transmission power loss and the like, the development and construction of household roof photovoltaic power stations in urban areas gradually become a mainstream trend.

Carry out the photovoltaic power plant construction at the villa roof of family, the convenience of subassembly installation, security and aesthetic property are especially important. The assembly form in the household photovoltaic market is divided into a single glass belt frame assembly and a double-glass frameless assembly, wherein the single glass belt frame assembly is easy to deposit dust at the position close to a frame and is not easy to clean, hot spots, PID and AR antireflection films formed on the assembly are damaged, the power generation capacity of a photovoltaic power station is obviously reduced, the aging of the assembly is accelerated, and even a fire accident is caused; although the double-glass frameless assembly can solve the safety problem caused by dust deposition, the double-glass frameless assembly has smaller mechanical load bearing capacity, the application range of the double-glass frameless assembly is greatly limited, and meanwhile, the double-glass frameless assembly is the same as the single-glass belt framed assembly installation mode, a pressing block is required to be adopted, the bolt is fastened, and the double-glass frameless assembly is more complicated and has poorer overall aesthetic property.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present invention provides a dual-glass photovoltaic module and a photovoltaic power generation system thereof, which are not easy to accumulate dust, convenient to clean, stable in power generation, strong in bearing capacity, and wide in application range, so as to solve the problems in the prior art.

According to a first aspect of the present invention, there is provided a dual glass photovoltaic module comprising:

a solar panel having double-sided glass;

and the frame is connected to the bottom surface of the solar cell panel, so that an invisible frame structure is formed.

Preferably, the frame is disposed along an edge of the solar cell panel and spaced apart from a side of the solar cell panel by a predetermined distance.

Preferably, the frame comprises a plurality of L-shaped frame sections, one L-shaped frame section is arranged at each corner of the bottom surface of the solar cell panel, and the L-shaped frame sections at each corner of the bottom surface are enclosed to form a rectangular frame structure.

Preferably, adjacent L-shaped frame sections are spaced apart.

Preferably, the L-shaped frame section comprises a first section, a second section and an L-shaped connecting corner brace, wherein the first section and the second section are vertically arranged with each other and are connected through the L-shaped connecting corner brace.

Preferably, two sides of the L-shaped connecting corner brace are respectively embedded into the respective adjacent ends of the first section and the second section, thereby connecting the first section and the second section into a unitary structure.

Preferably, the first section and the second section each have a rectangular cross-sectional structure with one side open,

the first section and the second section are both provided with cavities for embedding the L-shaped connecting corner connectors, and the opening direction of the opening is parallel to the solar panel.

Preferably, the opening faces the side edge facing away from the solar panel, and the opening is used for connecting the double-glass photovoltaic assembly with the guide rail.

Preferably, the L-shaped connecting bracket has a hollowed-out portion, and,

at least part of the side edges of the L-shaped connecting angle connectors are provided with clamping teeth, and the clamping teeth are used for clamping the L-shaped connecting angle connectors with the first section and the second section.

Preferably, the solar cell panel and the frame are bonded through a silicone structural adhesive.

According to a second aspect of the present invention, there is provided a photovoltaic power generation system comprising:

a guide rail;

the lower end of the component mounting clamping piece is clamped with the guide rail;

as above, the double-glass photovoltaic assembly is clamped at the upper end of the guide rail.

Has the beneficial effects that:

the double-glass photovoltaic assembly is designed in a hidden frame structure, dust is not easy to accumulate, cleaning is convenient, stable power generation capacity is guaranteed, and the occurrence rate of safety accidents is greatly reduced; moreover, the double-glass photovoltaic module is strong in mechanical load bearing capacity, and the application range of the double-glass photovoltaic module is greatly improved.

Photovoltaic power generation system in this application, on the one hand the installation is convenient and the aesthetic property is good, and on the other hand has realized that whole system installs fast.

Drawings

The above and other objects, features and advantages of the present invention will become more apparent from the following description of the embodiments of the present invention with reference to the accompanying drawings.

Fig. 1 shows a top view of a dual glass photovoltaic assembly according to an embodiment of the present invention.

Figure 2 illustrates a side view of a dual glass photovoltaic assembly according to an embodiment of the present invention.

Fig. 3 illustrates a cross-sectional view of a first segment and a second segment of an L-shaped frame segment in accordance with an embodiment of the present invention.

FIG. 4 illustrates a cross-sectional view of an L-shaped frame segment according to an embodiment of the present invention.

FIG. 5 illustrates a cross-sectional view of an L-shaped connecting corner brace according to an embodiment of the present invention.

Fig. 6 shows a front view of a photovoltaic power generation system according to an embodiment of the present invention.

Fig. 7 is an enlarged view of a portion a in fig. 6.

Fig. 8 shows a top view of a photovoltaic power generation system according to an embodiment of the present invention.

Fig. 9 shows a perspective view of a component mounting clip according to an embodiment of the utility model.

Fig. 10 shows a perspective view of a guide rail according to an embodiment of the present invention.

In the figure: the solar photovoltaic module comprises a solar panel 1, a frame 2, an L-shaped frame section 21, an L-shaped connecting corner connector 211, a hollow portion 2111, clamping teeth 2112, a cavity 212, an opening 213, a guide rail 100, a module mounting clamp 200, a clamping interface 2001, an elastic wing 2002 and a double-glass photovoltaic module 300.

Detailed Description

Various embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. Like elements in the various figures are denoted by the same or similar reference numerals. For purposes of clarity, the various features in the drawings are not necessarily drawn to scale.

As shown in fig. 1 to 10, the present invention provides a dual glass photovoltaic module 300, the dual glass photovoltaic module 300 including a solar cell panel 1 and a frame 2. Wherein, the solar cell panel 1 is provided with double-sided glass; and the frame 2 is connected to the bottom surface of the solar cell panel 1, so that a hidden frame 2 structure is formed.

In this embodiment, the solar cell panel 1 and the frame 2 are bonded by a silicone adhesive. The frame 2 is disposed along an edge of the solar cell panel 1 and spaced a predetermined distance from a side of the solar cell panel 1. So, effectively improved dual-glass photovoltaic module 300's bearing capacity, can form effective protection to solar cell panel 1's edge, reduced the damaged probability in solar cell panel 1 edge.

The frame 2 comprises a plurality of L-shaped frame sections 21, each corner of the bottom surface of the solar cell panel 1 is provided with one L-shaped frame section 21, and the L-shaped frame sections 21 at each corner of the bottom surface are enclosed to form a rectangular frame structure.

In this embodiment, a total of four L-shaped frame sections 21 are provided, and adjacent L-shaped frame sections 21 are spaced apart from each other. By the structural design, the overall quality of the double-glass photovoltaic assembly 300 is reduced on the premise of ensuring the bearing capacity.

The L-shaped frame section 21 comprises a first section, a second section and an L-shaped connecting corner brace 211, the first and second sections being arranged perpendicular to each other and connected via the L-shaped connecting corner brace 211. Specifically, the first section and the second section both have a rectangular cross-sectional structure with an opening 213 on one side, wherein the first section and the second section are both provided with a cavity 212 for embedding the L-shaped connection corner connector 211, and the opening 213 direction of the opening 213 is parallel to the solar cell panel 1. Two sides of the L-shaped connecting corner brace 211 are respectively embedded in cavities 212 in respective adjacent ends of the first and second sections, thereby connecting the first and second sections into a unitary structure. In order to enhance the strength of the L-shaped connecting corner brace 211, the wall of the cavity 212 is provided with a reinforcing rib.

In this embodiment, the adjacent ends of the first and second sections of each L-shaped frame section 21, i.e. the ends that are joined to each other, are provided with cut edges that match so that the first and second sections can be directly joined vertically without seams.

The opening 213 of the first section and the second section of L-shaped frame section 21 faces the side away from solar cell panel 1, the opening 213 is connected with guide rail 100 when being used for installing double-glass photovoltaic module 300, specifically, the edge on the upper part of the opening 213 is connected with solar cell panel 1, and the edge on the lower part of the opening 213 is clamped on guide rail 100. The upper and lower sides of the opening 213 are both long sides, and the other vertical side perpendicular to the two short sides is a short side, so that the contact area between the L-shaped frame section 21 and the solar cell panel 1 is increased.

Further, the L-shaped connecting corner brace 211 has a hollow portion 2111, and at least a portion of the side edge of the L-shaped connecting corner brace 211 is provided with a clamping tooth 2112, and the clamping tooth 2112 is used for clamping the L-shaped connecting corner brace 211 with the first section and the second section. In this embodiment, only the edge inside the L-shaped connecting bracket 211 is provided with the engaging teeth 2112. Through setting up fretwork portion 2111, can increase the elasticity of L shape connection angle sign indicating number 211 on the one hand to in being convenient for block into the cavity 212 of L shape frame section 21, and making the limit and the L shape frame section 21 of L shape connection angle sign indicating number 211 closely joint after the block, on the other hand has reduced the loss of L shape connection angle sign indicating number 211 manufacturing material, thereby the cost is reduced, and weight has been alleviateed.

The double-glass photovoltaic assembly 300 is designed in a hidden frame structure, dust is not easy to accumulate, cleaning is convenient, stable power generation capacity is guaranteed, and the occurrence rate of safety accidents is greatly reduced; moreover, the double-glass photovoltaic module 300 is strong in mechanical load bearing capacity, and the application range of the double-glass photovoltaic module is greatly improved.

The utility model also provides a photovoltaic power generation system, which comprises a guide rail 100, an assembly mounting fastener 200 and a double-glass photovoltaic assembly 300, wherein the lower end of the assembly mounting fastener 200 is clamped with the guide rail 100; double-glass photovoltaic assembly 300, double-glass photovoltaic assembly 300 joint in the upper end of guide rail 100.

Specifically, a side surface of one side of the upper end of the component mounting clip 200 is provided with a clip interface 2001 for clipping a long edge of the lower part of the opening 213 of the L-shaped frame section 21, two sides of the lower end of the component mounting clip 200 are provided with two elastic wings 2002, and the two elastic wings 2002 are used for being clipped into the guide rail 100.

Guide rail 100 fixed mounting is on metal roofing or photovoltaic support, and guide rail 100 is gone into to assembly mounting fastener 200 lower extreme through its two elasticity wings 2002 joint, and double-glass photovoltaic module 300 joint is in assembly mounting fastener 200's upper end, specifically is double-glass photovoltaic module 300 joint in assembly mounting fastener 200's joint interface 2001 through the long limit of lower part of its L shape frame section 21's opening 213 department to form photovoltaic power generation system.

In the photovoltaic power generation system in this embodiment, the following steps may be referred to for the installation steps:

1. firstly, fixing a guide rail 100 on a photovoltaic bracket or a metal roof;

2. clamping an upper clamping interface 2001 groove of the assembly mounting clamping piece 200 is clamped on the lower long edge of the opening 213 of the L-shaped frame section 21 of the double-glass photovoltaic assembly 300;

3. two elastic wings 2002 at the lower part of the component mounting clip 200 are clipped to the guide rail 100.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Finally, it should be noted that: it should be understood that the above examples are only for clearly illustrating the present invention and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications of the utility model may be made without departing from the scope of the utility model.

Claims

1. The utility model provides a dual-glass photovoltaic module which characterized in that includes:

a solar panel having double-sided glass;

the frame is connected to the bottom surface of the solar cell panel, and the frame and the solar cell panel are bonded, so that an invisible frame structure is formed;

the frame comprises a plurality of L-shaped frame sections, wherein one L-shaped frame section is arranged at each corner of the bottom surface of the solar cell panel, and the L-shaped frame sections at each corner of the bottom surface are enclosed to form a rectangular frame structure.

2. The dual glass photovoltaic assembly of claim 1, wherein the frame is disposed along an edge of the solar panel and at a predetermined distance from a side of the solar panel.

3. The dual glass photovoltaic assembly of claim 1, wherein adjacent L-shaped frame sections are spaced apart.

4. The dual-glass photovoltaic assembly of claim 2, wherein the L-shaped frame section includes a first section, a second section, and an L-shaped connecting corner brace, the first and second sections being disposed perpendicular to each other and connected via the L-shaped connecting corner brace.

5. The dual-glass photovoltaic assembly of claim 4, wherein two sides of the L-shaped connecting bracket are embedded within respective adjacent ends of the first and second sections, thereby connecting the first and second sections as a unitary structure.

6. The dual glass photovoltaic assembly of claim 5, wherein the first and second sections each have a rectangular cross-sectional configuration with one side open,

7. The dual glass photovoltaic assembly of claim 6, wherein the opening faces a side away from the solar panel, the opening being used for connection of the dual glass photovoltaic assembly to a rail.

8. The dual-glass photovoltaic assembly of claim 4, wherein the L-shaped connection corner brace has a hollowed-out portion, and,

9. The dual glass photovoltaic assembly of claim 1, wherein the solar panel is bonded to the frame with a silicone adhesive.

10. A photovoltaic power generation system, comprising:

a guide rail;

the dual glass photovoltaic assembly of any one of claims 1-9, which is snapped onto the upper end of the guide rail.