CN207588785U - A kind of frame for being used to assemble photovoltaic battery panel - Google Patents

Abstract

The utility model provides a frame for assembling photovoltaic panels, the frame includes a first clamping plate, a second clamping plate, a base plate and at least two protruding structures for connecting two adjacent photovoltaic components and at least two groove structures, and the protrusion structure and the groove structure on the two frames can be snapped together; when adjacent photovoltaic modules are connected through adjacent frames, one frame is relatively Flip 180°. Compared with the prior art, the frame has at least the following advantages: low production cost, easy installation and maintenance, and can be directly installed on the keel frame structure of the sloping roof as a roof.

Description

A frame for assembling photovoltaic panels

technical field

The embodiment of the utility model relates to the technical field of solar photovoltaic battery accessories, and more specifically, relates to a frame for assembling photovoltaic battery panels.

Background technique

Photovoltaic power generation technology is based on the principle of photovoltaic effect, using solar cells to directly convert sunlight energy into electrical energy. It has the advantages of high reliability, long service life, zero noise, convenience and flexibility, and environmental protection. It is becoming more and more prominent today and has been widely used.

Installing solar photovoltaic panels on the roofs of factories, residences and public buildings not only effectively utilizes the roof area for power generation, but also reduces the owner’s electricity bills, and can further sell the electricity generated by the photovoltaic roofs to the grid company for profit. The existing photovoltaic roof is connected by traditional photovoltaic brackets, and photovoltaic panels are installed on the photovoltaic brackets of the flat roof.

However, the traditional photovoltaic support assembly method requires the roof to be flat, and the weight of the traditional photovoltaic support body also increases the load-bearing requirements of the roof. Therefore, when the traditional photovoltaic support is installed, the structure is more complicated, the overall cost is high, and it is not easy to maintain.

Utility model content

Embodiments of the present invention provide a frame for assembling photovoltaic panels that overcomes the above problems or at least partially solves the above problems.

The embodiment of the utility model provides a frame for assembling a photovoltaic cell panel, the photovoltaic cell panel includes a plurality of photovoltaic cells, each photovoltaic cell and a corresponding group of frames constitute a photovoltaic module, and adjacent photovoltaic modules pass through Adjacent borders are connected;

Each frame includes a first clamping plate, a second clamping plate, a substrate, and at least two protrusion structures and at least two groove structures for connecting adjacent photovoltaic modules;

The first clamping plate and the second clamping plate are arranged on the upper and lower sides of the substrate, the number of protrusion structures in the frame is the same as the number of groove structures, and the at least two protrusion structures It is connected with the base plate, and the protrusion structure and the groove structure on the two frames can be engaged with each other.

Wherein, the frame further includes a first sealing strip installation groove, a second sealing strip installation groove and two sealing strips, and the protrusion structure and the groove structure in the frame are located between the first sealing strip installation groove and the first sealing strip installation groove. Between the second sealing strip installation grooves; when adjacent photovoltaic modules are connected through adjacent frames, one of the frames is turned 180° relative to the other frame, and one side of each sealing strip is connected to the first of one of the frames A sealing strip installation groove is tightly fitted, and the other side of each sealing strip is tightly fitted with the second waterproof groove of the other frame.

Wherein, one end of each sealing strip exposed to the air after installation is a convex arc surface.

Wherein, the frame includes two protrusion structures and two groove structures.

Wherein, the sides of the first clamping plate and the second clamping plate are trapezoidal, and the included angles between the two waists of the trapezoid and the lower bottom are both 45°, and the first clamping plate and the upper bottom of the second clamping plate are set away from the base plate; the adjacent frames in each photovoltaic module are connected by fastening bolts.

Wherein, the gap between adjacent frames in each photovoltaic module is less than 0.5mm.

The embodiment of the utility model provides a frame for assembling photovoltaic panels. By setting the first clamping plate and the second clamping plate for socketing with the edge of the photovoltaic cell, the convex structure and the groove structure are provided. To realize the connection between adjacent photovoltaic cells, and only need to ensure that the two frames are rotated 180° to assemble each other, the interlocking of the protrusion structure and the groove structure of the connection unit on the two frames can realize the connection of the two photovoltaic cells connect. Compared with the prior art, the frame has at least the following advantages:

(1) Low cost, the frame of photovoltaic cells of the same specification can be mass-produced only by opening a set of molds, and the production cost is low and easy to promote;

(2) Easy to install and maintain. When one of the photovoltaic cells is damaged, you only need to pull out the damaged column to replace it, without disassembling the entire photovoltaic cell panel;

(3) The structure is simple and light, and there is no need to build an additional photovoltaic support structure, and it can be directly installed on the keel frame of the sloped roof as the roof.

Description of drawings

Fig. 1 is a cross-sectional view of a frame for assembling photovoltaic panels provided by an embodiment of the present invention;

Fig. 2 is a cross-sectional view of two frames described in Fig. 1 assembled in the embodiment of the present invention;

Fig. 3 is a cross-sectional view of the sealing strip in the embodiment of the utility model;

Fig. 4 is a three-dimensional schematic diagram of two adjacent frames on a photovoltaic module in an embodiment of the present invention;

Fig. 5 is a three-dimensional schematic diagram of two photovoltaic modules assembled in the embodiment of the present invention;

Reference signs:

1-the first clamping plate; 2-the second clamping plate;

3-substrate; 4-protrusion structure;

5-groove structure; 6-first sealing strip installation groove

7-Second sealing strip installation groove; 8-Sealing strip.

Detailed ways

In order to make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described implementation Example is a part of embodiments of the present utility model, rather than all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Fig. 1 is a cross-sectional view of a frame for assembling photovoltaic cell panels provided by an embodiment of the present invention. As shown in Fig. 1, a frame for assembling photovoltaic cell panels includes a plurality of photovoltaic cell panels A battery, each photovoltaic cell and a corresponding group of frames constitute a photovoltaic module, and adjacent photovoltaic modules are connected through adjacent frames;

Each frame includes a first clamping plate 1, a second clamping plate 2, a substrate 3, and at least two protrusion structures 4 and at least two groove structures 5 for connecting adjacent photovoltaic modules;

The first clamping plate 1 and the second clamping plate 2 are arranged on the upper and lower sides of the substrate 3, the number of the raised structures 4 in the frame is the same as the number of the grooved structures 5, and the at least The two protruding structures 4 are connected to the substrate 3, and the protruding structures 4 and the groove structures 5 on the two frames can be engaged and connected to each other.

Among them, since the photovoltaic cell board is generally formed by splicing a plurality of photovoltaic cells, and the photovoltaic cell is generally a square structure with a certain thickness, the embodiment of the utility model is provided by four sides of each photovoltaic cell. The frame constitutes the photovoltaic module, and then through the connection between the frames, the splicing between the photovoltaic modules is realized, and finally the photovoltaic cell panel is obtained by splicing.

Specifically, one side of the photovoltaic cell is connected to the frame through the first clamping plate 1 and the second clamping plate 2. In specific implementation, firstly, the first clamping plate 1, the second clamping plate 2 and the substrate 3 The side close to the photovoltaic cell is coated with an appropriate amount of glass glue, and then the first clamping plate 1 and the second clamping plate 2 are respectively attached to the upper and lower surfaces of the photovoltaic cell, and the substrate 3 is used to support the The edge of one side of the photovoltaic cell is clamped and assembled, and the photovoltaic cell and the frame are glued together. The distance between the first clamping plate 1 and the second clamping plate can be set to be slightly larger than the thickness of the photovoltaic cell to be assembled, and the length of the frame is set to be equal to the side length of the photovoltaic cell to be assembled.

The convex structure 4 and the groove structure 5 are used to connect two adjacent photovoltaic cells together after the frame and the photovoltaic cell are glued together. The interconnected frames are all the same in size, except that one of them is The frame is rotated by 180°, so that the protrusion structure 4 and the groove structure 5 on the two frames can just engage with each other to realize connection. The shape of the protruding structure 31 is obtained through mechanical stress design, and one end of each protruding structure 4 protruding outward extends along a direction parallel to the substrate 3, which can ensure that the spliced photovoltaic cells can withstand vertical It can withstand horizontal tension while compressing.

During specific assembly, four frames provided by the embodiments of the present invention are respectively assembled on the four edges of a single solar cell to form a photovoltaic module. According to the size of the solar panels to be spliced, select an appropriate number of the photovoltaic modules, and then through the frame on each photovoltaic module and other surrounding photovoltaic modules can be spliced with each other to form a complete solar panel.

Compared with the traditional photovoltaic support assembly method, the photovoltaic battery panel assembled by a certain number of photovoltaic modules does not need to build an additional photovoltaic support structure, but can be directly installed on the keel structure of the sloping roof as a roof .

It should be noted that, in actual production, the frame can be integrally formed by stamping, and the process is simple.

The embodiment of the utility model provides a frame for assembling photovoltaic panels. By setting the first clamping plate and the second clamping plate for socketing with the edge of the photovoltaic cell, the convex structure and the groove structure are provided. In order to realize the connection between adjacent photovoltaic modules, and only need to ensure that the two frames are rotated 180° to assemble each other, the connection of the two photovoltaic modules can be realized through the interlocking of the raised structure and the groove structure on the two frames. Compared with the prior art, the frame has at least the following advantages:

(1) Low cost, the frame of photovoltaic cells of the same specification can be mass-produced only by opening a set of molds, and the production cost is low and easy to promote;

(2) Easy to install and maintain. When one of the photovoltaic cells is damaged, you only need to pull out the damaged column to replace it, without disassembling the entire photovoltaic cell panel;

(3) The structure is simple and light, without the need to build an additional photovoltaic support structure, it can be directly installed on the dragon frame structure of the sloped roof as the roof.

Based on the above embodiment, as shown in Figure 2, the frame also includes a first sealing strip installation groove 6, a second sealing strip installation groove 7 and two sealing strips 8, the raised structure 4 and the groove in the frame The structure 5 is located between the first sealing strip installation groove 6 and the second sealing strip installation groove 7; when adjacent photovoltaic modules are connected through adjacent frames, one frame is turned 180° relative to the other frame One side of each sealing strip 8 is closely fitted with the first sealing strip installation groove 6 of one of the frames, and the other side of each sealing strip 8 is tightly fitted with the second waterproof groove 7 of the other frame suit.

Wherein, both sides of each of the sealing strips 8 are tightly fitted with the first sealing strip installation groove 6 on one frame and the corresponding second sealing strip installation groove 7 on the other frame, so that the photovoltaic cells can be guaranteed after assembly. The board has good airtightness and can be waterproof and dustproof. This makes the photovoltaic battery panel assembled through the frame more suitable as the roof of a house.

Further, as shown in FIG. 3 , one end of each sealing strip 8 exposed to the air after installation is a convex arc surface.

Specifically, the end of each sealing strip 8 exposed to the air after installation is set as a convex arc surface, on the one hand, it can make rainwater and other liquids slide down smoothly, on the other hand, it can also play a certain role for the photovoltaic panel. impact protection.

Based on the above embodiment, the frame includes two protrusion structures 4 and two groove structures 5 .

Specifically, setting the number of protrusion structures 4 and the number of groove structures 5 in the frame to two can not only ensure the receiving strength and stability of the frame after assembly, but also reduce the difficulty of processing as much as possible. Thus, the production cost of the frame is further controlled.

Further, setting the groove of the protruding structure in a U-shape, and setting the other end of the protruding structure in a hemispherical structure can make splicing between frames more convenient.

Based on the above embodiment, as shown in Figures 4-5, the sides of the first clamping plate 1 and the second clamping plate 2 are trapezoidal, and the angle between the two waists of the trapezoid and the lower bottom Both are 45°, and the upper bottoms of the first clamping plate 1 and the second clamping plate 2 are set away from the substrate 3; the adjacent frames in each photovoltaic module are connected by fastening bolts.

Specifically, when assembling square photovoltaic cells, in order to avoid interference between adjacent frames, the sides of the first clamping plate 1 and the second clamping plate 2 are trapezoidal, and the trapezoidal The included angle between the two waists and the bottom is 45°.

When the upper frame is assembled on the four sides of a photovoltaic cell, the two frames on the adjacent two sides are connected to each other by fastening bolts, which can further improve the stress strength of the assembled photovoltaic cell panel.

Further, the gap between adjacent frames in each photovoltaic module is less than 0.5mm.

Specifically, the smaller the gap between the adjacent first clamping plates 1 of the two frames, the higher the stability of the assembled photovoltaic cell panel.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present utility model, and are not intended to limit it; although the utility model has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: It is still possible to modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements for some of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit of the technical solutions of the various embodiments of the present invention. and range.

Claims (6)

1. a kind of for assembling the frame of photovoltaic battery panel, the photovoltaic battery panel includes multiple photovoltaic cells, which is characterized in that Each photovoltaic cell forms a photovoltaic module with corresponding one group of frame, and adjacent photovoltaic module is carried out by adjacent frame Connection；

Each frame include the first grip block, the second grip block, substrate and for connect adjacent photovoltaic module at least two A bulge-structure and at least two groove structures；

First grip block and second grip block are located at the both sides up and down of the substrate, the frame relief structure Quantity is identical with the quantity of groove structure, at least two bulge-structure and the substrate connection, and on two frames Bulge-structure and groove structure can be mutually twisted connection.

2. frame according to claim 1, which is characterized in that the frame further includes the first sealing strip mounting groove, second close Strip of paper used for sealing mounting groove and two sealing strips, bulge-structure and groove structure in the frame are located at first sealing strip mounting groove Between second sealing strip mounting groove；When adjacent photovoltaic module is attached by adjacent frame, one of them Frame overturns 180 ° relative to another frame, and the side of each sealing strip and the first sealing strip of one of them frame are pacified Tankage is closely set with, and the opposite side of each sealing strip and the second capillary groove of frame another described are closely set with.

3. frame according to claim 2, which is characterized in that aerial one end of exposure after each sealing strip installation Cambered surface for evagination.

4. frame according to claim 2, which is characterized in that the frame includes two bulge-structures and two groove knots Structure.

5. frame according to claim 2, which is characterized in that the side of first grip block and second grip block is It is trapezoidal, and the angle between the two trapezoidal waists and bottom is 45 °, and first grip block and second grip block Upper bottom set far from the substrate；The adjacent frame is connected by fastening bolt in each photovoltaic module.

6. frame according to claim 5, which is characterized in that in each photovoltaic module between the adjacent frame Gap is less than 0.5mm.