CN218450002U

CN218450002U - Dustproof photovoltaic module

Info

Publication number: CN218450002U
Application number: CN202222793027.3U
Authority: CN
Inventors: 王广林; 王国峰; 李新昌
Original assignee: GCL System Integration Technology Co Ltd; GCL System Integration Technology Suzhou Co Ltd; Hefei GCL Integrated New Energy Technology Co Ltd
Current assignee: GCL System Integration Technology Co Ltd; GCL System Integration Technology Suzhou Co Ltd; Hefei GCL Integrated New Energy Technology Co Ltd
Priority date: 2022-10-21
Filing date: 2022-10-21
Publication date: 2023-02-03
Anticipated expiration: 2032-10-21

Abstract

The utility model discloses a dustproof photovoltaic module, including lamination piece and rectangle frame, the lamination piece includes main part and extension, the main part includes upper plate, hypoplastron and encapsulates the battery piece between the upper plate and the hypoplastron, the both ends of hypoplastron outwards extend and form the extension respectively; the rectangular frame comprises a pair of opposite first side frames and a pair of opposite second side frames, wherein the inner sides of the first side frames are provided with first mounting grooves, and the inner sides of the second side frames are provided with second mounting grooves; the two free edges of the main body portion are encapsulated in the second mounting groove, the extension portion is encapsulated in the first mounting groove, and the upper surface of the upper plate is higher than the upper surface of the first rim. The utility model discloses dirt-proof photovoltaic module's frame has the A face, and the upper surface of lamination piece exceeds the upper surface of a pair of frame, and the debris of dust are difficult for piling up at the upper surface of lamination piece, and photovoltaic module can not reduce the generated energy because of the dust when using.

Description

Dustproof photovoltaic module

Technical Field

The utility model relates to a photovoltaic power generation technical field, concretely relates to dirt-proof photovoltaic module.

Background

In recent years, with the rapid development of national economy, the whole building industry is driven to develop towards green, clean and environment-friendly directions, and the development of certain new energy and renewable energy industries is stimulated. Therefore, the development of the photovoltaic industry in the building industry presents a good development situation, wherein the development of the integration of photovoltaic buildings is particularly outstanding. The rapid development of the photoelectric integrated building is a key step in the energy transformation of the building in China, and is worthy of determining the important strategic significance of sustainable development.

Photovoltaic module is after the installation overall arrangement, and subsequent maintenance is also very important, and later maintenance has very big influence to photovoltaic power generation, especially removes dust, according to data statistics, and the dust can reduce the power generation capacity as much as 5%.

At present, a photovoltaic module is divided into a frameless photovoltaic module and a framed photovoltaic module according to whether a frame exists or not, and the frame of the framed photovoltaic module is divided into a frame without an A surface and a frame with an A surface. Dust is not easy to accumulate on the surface of the laminated part of the frameless photovoltaic assembly and the photovoltaic assembly without the A surface of the frame, but the frameless photovoltaic assembly has higher cost of using a pressing block during installation and needs to be clamped by using EPDM (ethylene-propylene-diene monomer), the assembly is in tabling risk due to aging of the EPDM after long-term use, and the transportation cost of the frameless double-glass photovoltaic assembly is high; the back load of the photovoltaic module without the A surface of the frame is weak, the back load of the conventional module is generally 2400Pa, the back load is weak, degumming is easily caused, the performance of the module is affected, and meanwhile, the photovoltaic module without the A surface of the frame has the problems of difficulty in gluing, secondary pollution and the like in the manufacturing process. Although the photovoltaic module with the side A of the frame is low in installation cost and not easy to degum, the long and short side notches of the frame of the photovoltaic module with the side A of the frame are consistent in height, and the long and short side frames are higher than the lamination part by about 2-3 mm or more after the frame is installed, so that dust is easily accumulated on the surface of the lamination part, and the power generation capacity of the module is reduced.

SUMMERY OF THE UTILITY MODEL

For solving prior art's at least one technical problem, the utility model provides a dirt-proof photovoltaic module is difficult for piling up the dust on lamination spare upper surface when using.

In order to achieve the purpose of the utility model, the utility model adopts the technical proposal that: a dustproof photovoltaic assembly comprises a main body part and an extension part, wherein the main body part comprises an upper plate, a lower plate and a cell piece packaged between the upper plate and the lower plate, and two ends of the lower plate extend outwards to form the extension part respectively;

the rectangular frame comprises a pair of opposite first frames and a pair of opposite second frames, wherein the inner sides of the first frames are provided with first mounting grooves, and the inner sides of the second frames are provided with second mounting grooves;

wherein the two free edges of the main body portion are encapsulated in the second mounting groove, the extension portion is encapsulated in the first mounting groove, and the upper surface of the upper plate is higher than the upper surface of the first rim.

In some embodiments, the inner top of the second mounting groove is higher than the upper surface of the first frame.

In some embodiments, the depth of the notch of the second mounting groove is h, and the extension length of the extension part is L/2, wherein 2.5h > L ≧ 2h.

In some embodiments, the height of the narrowest part of the first mounting groove is d1, and the height of the narrowest part of the second mounting groove is d2, wherein the difference between d2 and d1 is not less than the sum of the thickness of the upper plate and the thickness of the glue film between the upper plate and the lower plate.

In some embodiments, the first frame includes an elongated first frame body, a first extending portion extending along a length direction of the first frame body and extending upward from an upper outer side surface of the first frame body, and a first laminated portion extending along the length direction of the first frame body and extending from a free end of the first extending portion toward the laminated member, the first laminated portion, the first extending portion, and an upper edge of the first frame body define one first mounting groove, and an inner wall of the first laminated portion has a first glue overflow groove communicated with the first mounting groove.

In some embodiments, the second frame includes an elongated second frame main body, a second extending portion extending along a length direction of the second frame main body and extending upward from an upper outer side surface of the second frame main body, and a second laminating portion extending along the length direction of the second frame main body and extending from a free end of the second extending portion toward the laminating member direction, wherein the second laminating portion, the second extending portion, and an upper edge of the second frame main body define the second mounting groove, and an inner wall of the second laminating portion has a second glue overflow groove communicated with the second mounting groove.

In some embodiments, the second frame further includes a connecting plate extending along the length direction of the second frame main body and horizontally extending from the bottom surface of the second frame main body to the direction of the lamination member, the connecting plate is provided with a plurality of mounting holes, and the photovoltaic module is fixed on the bracket by pressing blocks or bolts penetrating through the mounting holes.

In some embodiments, the first frame has a first rectangular cavity extending along a length of the first frame, the second frame has a second rectangular cavity extending along a length of the second frame, and the first frame and the second frame are connected by corner connectors mounted in the first rectangular cavity and the second rectangular cavity; the angle code is composed of two connecting blocks which are vertically connected into a whole, one connecting block of the angle code is installed in the first rectangular cavity, and the other connecting block of the angle code is installed in the second rectangular cavity.

In certain embodiments, the upper plate and the lower plate are tempered glass.

The beneficial effects of the utility model reside in that: the frame of photovoltaic module has A face, and wherein the upper surface of a pair of frame is lower than the upper surface of lamination piece, therefore a pair of frame that the upper surface is lower than the lamination piece upper surface can not form the barrier effect to debris such as dust, and debris such as dust are difficult to pile up on the lamination piece, and photovoltaic module can not reduce the generated energy because of dust etc. when using.

Drawings

Fig. 1 is a schematic structural view of a dustproof photovoltaic module according to an embodiment of the present invention;

fig. 2 is a cross-sectional view of a laminate of a dustproof photovoltaic module according to an embodiment of the present invention;

fig. 3 is a schematic cross-sectional view of a first frame of a dustproof photovoltaic module according to an embodiment of the present invention;

fig. 4 is a schematic cross-sectional view of a second frame of a dustproof photovoltaic module according to an embodiment of the present invention;

fig. 5 is a schematic view illustrating an installation of a first frame and a lamination member of a dustproof photovoltaic module according to an embodiment of the present invention;

fig. 6 is a schematic view illustrating an installation of the second frame and the laminated member of the dustproof photovoltaic module according to an embodiment of the present invention.

Description of the symbols:

the laminated frame comprises a first frame 1, a first frame main body 10, a first extending part 11, a first laminated part 12, a first glue overflow groove 120, a first mounting groove 13, a second frame 2, a second frame main body 20, a second extending part 21, a second laminated part 22, a first glue overflow groove 220, a second mounting groove 23, a connecting plate 24, a laminated part 3, a main body part 31, a lower plate 311, an upper plate 312, a battery piece 313, an extending part 32 and a silica gel 4.

Detailed Description

In order to make the above objects, features and advantages of the present invention more clearly understandable, the present invention is further described in detail below with reference to the accompanying drawings and the detailed description, wherein the drawings are simplified schematic drawings, and only the basic structure of the present invention is schematically illustrated, so that only the components related to the present invention are shown, and it is to be noted that the embodiments and features of the embodiments in the present application can be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other variations and in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.

Referring to fig. 1 to 5, a dustproof photovoltaic module is provided, which includes a rectangular frame and a laminated member 3 disposed in the rectangular frame, wherein the laminated member 3 is used for receiving sunlight and converting solar energy into electric energy, the laminated member 3 includes a main body portion 31 and extension portions 32 extending outwards from two ends of the main body portion 31, the main body portion 31 includes a lower plate 311, an upper plate 312 and a battery piece 313 packaged between the lower plate 311 and the upper plate 312, two ends of the lower plate 311 extend outwards to form the extension portions 32, and both the upper plate 31 and the lower plate 32 are made of tempered glass. The rectangular frame is a frame with a surface A and comprises a pair of opposite first frames 1 and a pair of opposite second frames 2, wherein the inner sides of the first frames 1 are provided with first mounting grooves 13, the inner sides of the second frames 2 are provided with second mounting grooves 23, two free edges of the main body part are mounted in the second mounting grooves 23, the extending parts are mounted in the first mounting grooves 13, and the upper surface of the upper plate 312 is higher than the upper surface of the first frames 1.

In some embodiments, the inner top of the second mounting groove 2 is higher than the upper surface of the first frame 1. The depth of the notch of the second mounting groove 2 is h, the extension length of the extension part 32 is L/2, wherein 2.5h > L ≧ 2h. The height of the narrowest part of the second mounting groove 23 is d2, the height of the narrowest part of the first mounting groove 13 is d1, wherein the difference between d2 and 2d1 is not less than the sum of the thickness of the upper plate 312 and the thickness of the adhesive film between the upper plate 312 and the lower plate 311.

Referring to fig. 2, in some embodiments, the first frame 1 includes an elongated first frame body 10, a first extending portion 11 extending in a longitudinal direction of the first frame body 10 and extending upward from an upper outer side surface of the first frame body 10, and a first pressing portion 12 extending in the longitudinal direction of the first frame body 10 and extending from a free end of the first extending portion 11 toward the laminated member 3, the first pressing portion being the a surface, and the first extending portion 11, the first pressing portion 12, and an upper edge of the first frame body 10 defining the first mounting groove 13 having an opening facing the laminated member 3.

Referring to fig. 3, in some embodiments, the second bezel 2 includes an elongated second bezel main body 20, a second extension 21 extending along a length direction of the second bezel main body 20 and extending upward from an outer side surface of the second bezel main body 20, and a second lamination 22 extending along the length direction of the second bezel main body 20 and extending from a free end of the second extension 21 toward the lamination 3, the second lamination 22 being the a surface, the second extension 21, the second lamination 22 and an upper edge of the second bezel main body 20 configuring a notch direction toward the second mounting groove 23 of the lamination 3 therebetween, and a distance between the free end of the second lamination 22 and an inner wall of the second extension 21 being a notch depth of the second mounting groove 2.

In some embodiments, the inner wall of the first lamination portion 12 is provided with a first glue overflow groove 120 communicating with the first installation groove 13, and the inner wall of the second lamination portion 22 is provided with a second glue overflow groove 220 communicating with the second installation groove 23, so that the adhesive overflows into the overflow groove after being pressed by the lamination member 3 when framing, thereby forming a glue layer having a uniform thickness between the frame and the lamination member 3.

In some embodiments, the first frame body 10 has a first rectangular cavity extending along the length direction of the first frame body 10, and a plurality of first latches are correspondingly disposed on two opposite cavity walls of the first rectangular cavity, where the first latches may extend from one end of the first rectangular cavity to the other end, or may be distributed at two ends of the first rectangular cavity. The second frame main body 20 is provided with a second rectangular cavity extending along the length direction of the second frame main body 20, two walls opposite to the second rectangular cavity are correspondingly provided with a plurality of second latches, and the second latches can extend from one end of the second rectangular cavity to the other end, or can be arranged at two ends of the second rectangular cavity. The first frame 1 and the second frame 2 are connected through an angle connector (not shown), the angle connector is composed of two connecting blocks which are vertically connected into a whole, and a plurality of sawteeth are arranged on two opposite outer side surfaces of the connecting blocks. One connecting block setting of angle sign indicating number is in first rectangle intracavity, and another connecting block setting of angle sign indicating number is in second rectangle intracavity.

In some embodiments, the second frame 2 further includes a connecting plate 24 extending along the length direction of the second frame main body 20 and extending from the bottom surface of the second frame main body 20 to the direction of the lamination member 3, the connecting plate 24 is a planar plate, a plurality of connecting holes are formed in the connecting plate 24, and the photovoltaic module is fixed on the support through the mounting holes by pressing blocks or bolts.

In some embodiments, the rectangular frame includes a pair of long frames and a pair of short frames, and preferably, the first frame 1 is a short frame and the second frame 2 is a long frame.

The assembly process of dirt-proof photovoltaic module of this application is as follows: 1. inserting a connecting block of the corner connector into a second rectangular cavity of the second frame 2;

2. coating silica gel 4 on the inner surface of the second mounting groove 23 of the second frame 2;

3. mounting the two free edges of the body portion of the laminate 3 in the second mounting groove 23;

4. coating silica gel 4 on the inner surface of the first mounting groove 13 of the first frame 1;

5. the extension of the laminate 3 is mounted in the first mounting groove 13 and another connection piece of the corner connector is inserted into the first rectangular cavity of the first rim 1.

Referring to fig. 6, since the upper plate 312 of the photovoltaic module is higher than the first frame 1 after installation, dust is not easily accumulated on the upper surface of the upper plate 312, and cleaning and wiping of the upper surface of the laminate are also facilitated.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to the above-described embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A dirt-proof photovoltaic module, comprising:

the laminated piece comprises a main body part and an extension part, wherein the main body part comprises an upper plate, a lower plate and a battery piece packaged between the upper plate and the lower plate, and two ends of the lower plate extend outwards to form the extension part respectively;

the rectangular frame comprises a pair of opposite first side frames and a pair of opposite second side frames, wherein a first mounting groove is formed in the inner side of each first side frame, and a second mounting groove is formed in the inner side of each second side frame;

wherein the two free edges of the main body part are encapsulated in the second installation groove, the extension part is encapsulated in the first installation groove, and the upper surface of the upper plate is higher than the upper surface of the first frame.

2. The dustproof photovoltaic module of claim 1, wherein the inner top of the second mounting groove is higher than the upper surface of the first frame.

3. The dustproof photovoltaic module according to claim 1, wherein the depth of the notch of the second mounting groove is h, the extension length of the extension part is L/2, wherein 2.5h > L > 2h.

4. The dustproof photovoltaic module of claim 2, wherein the height of the narrowest part of the first mounting groove is d1, the height of the narrowest part of the second mounting groove is d2, and the difference between d2 and d1 is not less than the sum of the thickness of the upper plate and the thickness of the glue film between the upper plate and the lower plate.

5. The dustproof photovoltaic module according to claim 1, wherein the first frame comprises an elongated first frame body, a first extending portion extending in a length direction of the first frame body and extending upward from an upper outer side surface of the first frame body, and a first laminating portion extending in the length direction of the first frame body and extending from the first extending portion toward the laminating portion, wherein the first laminating portion, the first extending portion, and an upper edge of the first frame body define one first mounting groove, and an inner wall of the first laminating portion has a first glue overflow groove communicated with the first mounting groove.

6. The dustproof photovoltaic module of claim 1, wherein the second frame comprises an elongated second frame body, a second extending portion extending along a length direction of the second frame body and extending upward from the upper and outer side surfaces of the second frame body, and a second laminated portion extending along the length direction of the second frame body and extending from the second extending portion toward the laminated portion, wherein the second laminated portion, the second extending portion, and the upper edge of the second frame body define one of the second mounting grooves, and the inner wall of the second laminated portion has a second glue overflow groove communicating with the second mounting groove.

7. The dustproof photovoltaic module according to claim 6, wherein the second frame further comprises a connecting plate extending along the length direction of the second frame main body and horizontally extending from the bottom surface of the second frame main body to the laminating member direction, the connecting plate is provided with a plurality of mounting holes, and the photovoltaic module is fixed on a support through the mounting holes by pressing blocks or bolts.

8. The dustproof photovoltaic module of claim 1, wherein the first side frame has a first rectangular cavity extending along a length of the first side frame, the second side frame has a second rectangular cavity extending along a length of the second side frame, and the first and second side frames are connected by corner connectors mounted in the first and second rectangular cavities; the angle sign indicating number comprises two connection blocks of connecting as an organic whole perpendicularly, one of angle sign indicating number the connecting block is installed first rectangle intracavity, another of angle sign indicating number the connecting block is installed second rectangle intracavity.

9. The dust protected photovoltaic module of any of claims 1-8 wherein the upper and lower plates are tempered glass.