CN221010053U - Large-size photovoltaic module with good compressive property - Google Patents

Abstract

The utility model discloses a large-size photovoltaic module with good compression resistance, which belongs to the technical field of compression resistance of photovoltaic modules and comprises a photovoltaic module body, wherein a frame is arranged at the edge of the photovoltaic module body, a supporting structure is arranged below the photovoltaic module body, two ends of the supporting structure are fixed on two opposite edges of the frame, and a buffer cushion block is arranged between the supporting structure and the bottom surface of the photovoltaic module body. The large-size photovoltaic module with good compression resistance adopts the structure, and the support structure is added below the laminated piece to share the external mechanical load born by the photovoltaic module; two ends of the supporting structure are fixed at the bottom of the inner side of the long frame of the component; the top of the arch-shaped supporting beam and the laminated piece are buffered by a cushion block, so that the stress of the laminated piece is more dispersed.

Description

Large-size photovoltaic module with good compressive property

Technical Field

The utility model relates to the technical field of compression resistance of photovoltaic modules, in particular to a large-size photovoltaic module with good compression resistance.

Background

Photovoltaic power generation is a technology that uses the photovoltaic effect of a semiconductor interface to directly convert light energy into electrical energy. The solar energy power generation system mainly comprises three parts of a solar panel assembly, a controller and an inverter, wherein the main parts are composed of electronic components. The solar cells are packaged and protected after being connected in series, so that a large-area solar cell module can be formed, and then the photovoltaic power generation module is formed by matching with components such as a power controller.

With the development of photovoltaic technology, in order to make a single photovoltaic module have a larger power generation area and output higher power, the overall dimension of the photovoltaic module is usually made as large as possible, and generally the long side is more than 2 meters and the short side is more than 1 meter. The size of the photovoltaic module is increased, the thickness of the laminated piece is smaller and smaller, so that the capability of the photovoltaic module for bearing external mechanical load is obviously reduced, the laminated piece in the prior art is simply fixed through a frame, and a supporting device is not arranged below the laminated piece, so that the capability of the laminated piece for bearing upper load is insufficient; particularly, the middle part of the laminated piece is easy to generate larger deformation, so that the risk of hidden cracking of the battery pieces in the laminated piece is increased, and the laminated piece is more likely to be cracked, so that the photovoltaic module is invalid.

Disclosure of utility model

The utility model aims to provide a large-size photovoltaic module with good compression resistance, so as to solve the problems and achieve the purpose of sharing the external mechanical load born by the photovoltaic module.

In order to achieve the above object, the present utility model provides the following solutions:

The utility model provides a jumbo size photovoltaic module with good compressive property, includes the photovoltaic module body, the frame is installed to photovoltaic module body limit portion, the below of photovoltaic module body is provided with bearing structure, bearing structure's both ends are fixed two edges that the frame is relative, bearing structure with be provided with the cushion between the photovoltaic module body bottom surface.

Preferably, the inner walls of the two opposite sides of the frame are provided with positioning grooves, the bottom walls of the two opposite sides of the frame are provided with a plurality of frame positioning holes, the frame positioning holes are arranged at equal intervals, and the frame positioning holes correspond to the positioning grooves in a one-to-one correspondence mode.

Preferably, the supporting structure comprises a supporting beam, positioning heads are fixedly connected to two end parts of the supporting beam, the positioning heads are in limit fit with the positioning grooves, supporting positioning holes are formed in the positioning heads, and the supporting positioning holes are fixedly connected with the frame positioning holes through positioning bolts.

Preferably, the cross-sectional shape of the supporting beam is arched, the buffer cushion block is located in the middle of the top end of the supporting beam, the top surface of the buffer cushion block is abutted to the bottom surface of the photovoltaic module body, and one end, away from the supporting beam, of the buffer cushion block is adhered to the bottom surface of the photovoltaic module body.

Preferably, a buffer positioning clamping groove is formed in one end, close to the supporting beam, of the buffer cushion block, and the shape of the buffer positioning clamping groove is matched with that of the supporting beam.

Preferably, the length, width and height dimensions of the buffer cushion block are 10cm multiplied by 5 cm multiplied by 3 cm.

Compared with the prior art, the utility model has the following advantages and technical effects:

1. Set up bearing structure in photovoltaic module body below, to jumbo size photovoltaic module, can effectively share the positive load pressure from photovoltaic module, avoid the laminate to lead to the hidden rupture of battery piece and laminate breakage because of warp too big.

2. Set up the cushion between bearing structure and photovoltaic module body, can effectively avoid laminate and bearing structure to produce the rigid contact, increased simultaneously to the area of support of laminate, avoid leading to the laminate to break because of stress concentration.

Drawings

For a clearer description of an embodiment of the utility model or of the solutions of the prior art, the drawings that are needed in the embodiment will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art:

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a cross-sectional view of the support structure of example 1;

FIG. 3 is a schematic view of the structure of the support beam of the present utility model;

FIG. 4 is a schematic view of the structure of the frame of the present utility model;

FIG. 5 is a schematic diagram of a cushion block according to the present utility model;

FIG. 6 is a cross-sectional view of the support structure of example 2;

Reference numerals: 1. a photovoltaic module body; 2. a laminate; 3. a positioning groove; 4. a frame positioning hole; 5. a support beam; 6. a positioning head; 7. a supporting and positioning hole; 8. buffering cushion blocks; 9. buffering and positioning clamping grooves; 10. and a frame.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to the appended drawings and appended detailed description.

Example 1:

as shown in fig. 1-5, a large-size photovoltaic module with good compression resistance comprises a photovoltaic module body 1, a frame 10 is arranged at the edge of the photovoltaic module body 1, a supporting structure is arranged below the photovoltaic module body 1, two ends of the supporting structure are fixed on two opposite edges of the frame 10, and a buffer cushion block 8 is arranged between the supporting structure and the bottom surface of the photovoltaic module body 1.

The bottom of the photovoltaic module body 1 is a laminated piece 2, a buffer cushion block 8 is arranged between the bottom surface of the photovoltaic module body 1 and a supporting structure, and is essentially the buffer cushion block 8 arranged between the bottom surface of the laminated piece 2 and the supporting structure, and the supporting structure is used for supporting the laminated piece 2. Set up bearing structure in photovoltaic module body 1 below, to jumbo size photovoltaic module, can effectively share the positive load pressure from photovoltaic module, avoid laminate 2 to lead to the hidden fracture of battery piece and laminate 2 breakage because of warp too big. The buffer cushion block 8 is arranged between the supporting structure and the laminated piece 2, so that the laminated piece 2 and the supporting structure can be effectively prevented from being in hard contact, the supporting area of the laminated piece 2 is increased, and the laminated piece 2 is prevented from being broken due to stress concentration.

Further optimizing scheme has offered constant head tank 3 on the inner wall on two limit that frame 10 is relative, has offered a plurality of frame locating hole 4 on the diapire on two limit that frame 10 is relative, and a plurality of frame locating hole 4 equidistant setting, frame locating hole 4 and constant head tank 3 position one-to-one.

Further optimizing scheme, bearing structure includes supporting beam 5, and the both ends rigid coupling of supporting beam 5 has locating head 6, and locating head 6 and constant head tank 3 spacing cooperation have seted up on the locating head 6 and have been supported locating hole 7, support locating hole 7 and frame locating hole 4 through positioning bolt rigid coupling.

The support beam 5 is made of high-strength metal, and can rebound after being deformed by external force and recover after the external force disappears.

The positioning groove 3 on the frame 10, the frame positioning hole 4, the positioning head 6 on the supporting beam 5 and the supporting positioning hole 7 are arranged in the same plane perpendicular to the frame 10, and when the front surface of the photovoltaic module body 1 bears load, the supporting beam 5 below the laminated piece 2 can share partial pressure, so that the deformation of the laminated piece 2 is reduced or avoided. The positioning head 6 can be blocked in the positioning groove 3, the supporting and positioning holes 7 are matched with the frame positioning holes 4, the positioning accuracy is improved in a corresponding mode, and the position accuracy of the supporting structure can be guaranteed.

Further optimizing scheme, the cross-sectional shape of supporting beam 5 is arch, and cushion 8 is located supporting beam 5 top middle part, cushion 8 top surface and photovoltaic module body 1 bottom surface butt, and the one end that cushion 8 kept away from supporting beam 5 bonds in photovoltaic module body 1 bottom surface.

The cushion block 8 is made of a soft material (e.g., polyester material, PET material, etc.) having a certain elasticity, so as to avoid hard contact with the laminate 2.

In a further optimization scheme, one end of the buffer cushion block 8, which is close to the supporting beam 5, is provided with a buffer positioning clamping groove 9, and the shape of the buffer positioning clamping groove 9 is matched with the shape of the supporting beam 5. The buffer positioning clamping groove 9 is used for positioning the position of the supporting beam 5.

Further optimizing scheme, the length, width and height dimensions of the buffer cushion block 8 are 10cm multiplied by 5 cm multiplied by 3 cm, the stress concentration is easy to be caused when the buffer cushion block is too small, and the heat dissipation of the photovoltaic module can be influenced when the buffer cushion block is too large.

Example 2:

As shown in fig. 6, the present embodiment is different from embodiment 1 only in that the cross-sectional shape of the support beam 5 is a trapezoid, and this shape is not a limitation of the present utility model, and the structure of the support beam may be other shapes.

In the description of the present utility model, it should be understood that the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

The above embodiments are only illustrative of the preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model, and various modifications and improvements made by those skilled in the art to the technical solutions of the present utility model should fall within the protection scope defined by the claims of the present utility model without departing from the design spirit of the present utility model.

Claims (6)

1. A large-size photovoltaic module with good compressive property is characterized in that: the photovoltaic module comprises a photovoltaic module body (1), a frame (10) is arranged at the edge of the photovoltaic module body (1), a supporting structure is arranged below the photovoltaic module body (1), two ends of the supporting structure are fixed on two opposite edges of the frame (10), and a buffer cushion block (8) is arranged between the supporting structure and the bottom surface of the photovoltaic module body (1).

2. A large-size photovoltaic module with good compression resistance according to claim 1, characterized in that: the positioning groove (3) is formed in the inner walls of the two opposite sides of the frame (10), a plurality of frame positioning holes (4) are formed in the bottom walls of the two opposite sides of the frame (10), the frame positioning holes (4) are arranged at equal intervals, and the frame positioning holes (4) correspond to the positioning grooves (3) in a one-to-one mode.

3. A large-size photovoltaic module with good compression resistance according to claim 2, characterized in that: the supporting structure comprises a supporting beam (5), positioning heads (6) are fixedly connected to two end portions of the supporting beam (5), the positioning heads (6) are in limit fit with the positioning grooves (3), supporting positioning holes (7) are formed in the positioning heads (6), and the supporting positioning holes (7) are fixedly connected with the frame positioning holes (4) through positioning bolts.

4. A large-size photovoltaic module having good compression resistance according to claim 3, characterized in that: the cross-sectional shape of supporting beam (5) is arch, cushion block (8) are located supporting beam (5) top middle part, cushion block (8) top surface with photovoltaic module body (1) bottom surface butt, cushion block (8) are kept away from one end bonding of supporting beam (5) is in photovoltaic module body (1) bottom surface.

5. The large-sized photovoltaic module with good compression resistance according to claim 4, wherein: and one end of the buffer cushion block (8) close to the supporting beam (5) is provided with a buffer positioning clamping groove (9), and the shape of the buffer positioning clamping groove (9) is matched with the shape of the supporting beam (5).

6. A large-size photovoltaic module with good compression resistance according to claim 1, characterized in that: the length, width and height dimensions of the buffer cushion block (8) are 10cm multiplied by 5 cm multiplied by 3 cm.