CN115864978A - Frame, pressing block, photovoltaic module, photovoltaic power generation system and mounting method of photovoltaic power generation system - Google Patents

Abstract

The invention discloses a frame, a pressing block, a photovoltaic module, a photovoltaic power generation system and an installation method thereof. The frame used for the photovoltaic module includes: the frame body includes a first installation part, a second installation part and a hollow cavity connected to each other; The second installation part and the hollow cavity are located on the same side of the first installation part, and a first installation groove is formed on the first installation part, and the edge of the photovoltaic body of the photovoltaic module is suitable for fitting in the first installation groove, and a first installation groove is formed on the second installation part. There is a second installation groove, the opening direction of the second installation groove is opposite to the opening direction of the first installation groove, and the pressure block is suitable for fitting in the second installation groove; the limit structure is arranged on the second installation part, and the limit structure is suitable for To prevent the pressing block from coming out of the second installation groove. According to the frame used for photovoltaic modules of the present invention, the assembly method of the photovoltaic body, the pressing block and the frame is simplified, and the operation is convenient, so that the labor cost during installation of the photovoltaic power generation system can be reduced, and at the same time, the pressing block can be prevented from falling out of the second installation groove. come out.

Description

Frame, compact and photovoltaic module, photovoltaic power generation system and installation method thereof

technical field

The invention relates to the field of photovoltaic technology, in particular to a frame, a pressing block, a photovoltaic module, a photovoltaic power generation system and an installation method thereof.

Background technique

In recent years, the cost of photovoltaic power generation systems has been on a downward trend, and due to the continuous, environmentally friendly, and renewable characteristics of photovoltaic power generation systems, more and more users intend to install photovoltaic power generation systems on the roofs of their own buildings. In related technologies, the installation method of the photovoltaic power generation system is relatively complicated, resulting in high cost of the photovoltaic power generation system and labor installation costs.

Contents of the invention

The present invention aims to solve at least one of the technical problems existing in the prior art. Therefore, the first purpose of the present invention is to provide a frame for photovoltaic modules, which can reduce labor costs during installation of photovoltaic power generation systems and improve the assembly efficiency of photovoltaic power generation systems.

The second purpose of the present invention is to provide a photovoltaic module using the above-mentioned frame.

The third object of the present invention is to provide a compact for photovoltaic modules.

The fourth object of the present invention is to provide a photovoltaic power generation system using the above compact and photovoltaic modules.

The fifth object of the present invention is to provide a photovoltaic power generation system installation method.

The frame for a photovoltaic module according to the embodiment of the first aspect of the present invention includes: a frame body, the frame body includes a first installation part, a second installation part and a hollow cavity connected to each other, the second installation part and the The hollow cavity is located on the same side of the first installation part, and a first installation groove is formed on the first installation part, and the edge of the photovoltaic body of the photovoltaic module is suitable for fitting in the first installation groove. A second installation groove is formed on the second installation part, the cross-sectional shape of the second installation groove is generally C-shaped, and the opening direction of the second installation groove is opposite to the opening direction of the first installation groove. The block is suitable for fitting in the second installation groove; the limit structure, the limit structure is arranged on the second installation part, and the limit structure is suitable to prevent the pressure block from being installed from the second out of the tank.

According to the frame for the photovoltaic module in the embodiment of the present invention, the edge of the photovoltaic body is fitted in the first installation groove, the pressure block is fitted in the second installation groove, and the limiting structure is arranged on the second installation part. As a result, the assembly method of the photovoltaic body, the pressing block and the frame is simplified, and the operation is convenient, so that the labor cost during installation of the photovoltaic power generation system can be reduced, the assembly efficiency of the photovoltaic power generation system can be improved, and the pressing block can be prevented from falling out of the second installation slot. The inner protruding ensures the installation quality of the photovoltaic power generation system.

According to some embodiments of the present invention, the limiting structure includes: a first limiting protrusion, and the first limiting protrusion is arranged at the opening of the second installation groove.

According to some embodiments of the present invention, the opening of the second installation groove includes a first side wall and a second side wall opposite to each other, the first side wall is disposed adjacent to the first installation part, and the first side wall is arranged adjacent to the first installation part. A limiting protrusion is arranged on the first side wall.

According to some embodiments of the present invention, the first limiting protrusion is located on a side of the first side wall adjacent to the center of the second installation groove.

According to some embodiments of the present invention, the surface of the first side wall facing the second side wall extends obliquely from outside to inside toward the center of the second installation groove.

According to some embodiments of the present invention, the thickness of the first limiting protrusion is t, and the height of the first limiting protrusion is h, wherein, the t and h respectively satisfy: t≤1mm, h≤ 1mm.

According to some embodiments of the present invention, the limiting structure includes: at least one second limiting protrusion, the second limiting protrusion is arranged on the inner wall surface of the second installation groove, and the second The limiting protrusion extends obliquely in a direction away from the first installation part.

According to some embodiments of the present invention, the second limiting protrusion is located on a side of the second installation groove away from the first installation part.

According to some embodiments of the present invention, there are a plurality of second limiting protrusions, and the plurality of second limiting protrusions are arranged on the opening of the second installation groove and the second installation groove. On the opposite inner wall, a limiting groove is defined between two adjacent second limiting protrusions.

The photovoltaic module according to the embodiment of the second aspect of the present invention, comprising: a photovoltaic body; Inside the first installation slot of the frame.

According to the embodiment of the third aspect of the present invention, the pressing block for photovoltaic modules includes: a pressing block body, one end of the pressing block body is provided with a pressing block installation part, and the pressing block installation part is suitable for fitting on the photovoltaic module. In the second installation groove of the frame of the component, the frame is the frame for the photovoltaic component according to the embodiment of the first aspect of the present invention.

According to some embodiments of the present invention, at least one matching protrusion is provided on the pressing block installation part.

According to some embodiments of the present invention, the matching protrusion is provided on the side surface of the pressing block installation part away from the other end of the pressing block body, and the matching protrusion is along the direction away from the pressing block body. The direction of the other end of the pressing block extends obliquely towards the direction away from the free end of the pressing block installation part.

According to some embodiments of the present invention, the matching protrusion is located at the free end of the pressing block installation part.

According to some embodiments of the present invention, there are a plurality of matching protrusions, and the plurality of matching protrusions are arranged in sequence along a direction away from the pressing block body.

According to some embodiments of the present invention, the end surface of the free end of the pressing block installation part has a first avoidance surface, and the first avoiding surface is installed away from the pressing block along the direction toward the other end of the pressing block body. The direction of the end connected to the briquetting block body extends obliquely.

According to some embodiments of the present invention, the included angle between the first avoidance surface and the horizontal plane is α, wherein the α satisfies: α≤30°.

According to some embodiments of the present invention, the two side surfaces in the thickness direction of the briquetting body are respectively a first surface and a second surface, and the briquetting installation part extends from the other end of the briquetting body along the The thickness direction of the briquetting body extends in a direction away from the first surface, and the connection between the briquetting installation part and the briquetting body has a gap for avoiding, and the gap for avoiding is located where the first surface is located. side.

According to some embodiments of the present invention, the avoidance notch forms a second avoidance surface at the connection between the briquetting block installation part and the briquetting block body, and the second avoidance surface is directed toward the other side away from the briquetting block body. The direction of one end extends obliquely toward the center of the press block mounting part.

According to some embodiments of the present invention, a groove is formed on the first surface, and the groove is disposed adjacent to the escape notch.

According to some embodiments of the present invention, a protrusion is provided at the connection between the pressing block installation part and the pressing block body, and the protrusion extends toward a direction away from the other end of the pressing block body.

According to some embodiments of the present invention, the other end of the briquetting body is provided with a pressing part, and the pressing part and the briquetting installation part are respectively located on both sides of the briquetting body in the thickness direction.

According to some embodiments of the present invention, the briquetting block further includes: a threaded fastener provided on the briquetting block body; The limiting slot on the head of the piece.

According to some embodiments of the present invention, a buckle is provided on the body of the pressing block, and a buckle is provided on the side surface of the pressing part facing the buckle. The buckle, the buckle The limiting groove is jointly defined between the pressing part and the buckle part.

The photovoltaic power generation system according to the embodiment of the fourth aspect of the present invention includes: a plurality of photovoltaic modules, each of which is the photovoltaic module according to the embodiment of the second aspect of the present invention; a plurality of pressing blocks, each of which is The block is a pressing block for a photovoltaic module according to the embodiment of the third aspect of the present invention, and the pressing block installation part of each pressing block fits in the second installation groove of the frame of the corresponding photovoltaic module.

According to the photovoltaic power generation system installation method of the embodiment of the fifth aspect of the present invention, the photovoltaic power generation system includes a plurality of photovoltaic modules, a plurality of pressing blocks and a plurality of clamps, and a frame is provided on the outer peripheral side of each of the photovoltaic modules, and the The frame includes a first installation part, and a first installation groove is formed on the first installation part, and the edge of the photovoltaic body of the photovoltaic module fits in the first installation groove, and at least a part of each frame includes a first installation groove. Two mounting parts, the second mounting part is formed with a second mounting groove, each of the briquetting blocks includes a briquetting block body and a threaded fastener, one end of the briquetting block body is provided with a briquetting block mounting part, the The briquetting installation part fits in the second installation groove, the other end of the briquetting body is provided with a pressing part, and the threaded fastener is passed through the briquetting body and is located on the briquetting installation. Between the part and the pressing part, the briquetting body is installed on the corresponding clamp through the threaded fastener;

The installation method includes the following steps:

S1. Pre-install the briquetting body on the corresponding fixture through the threaded fastener;

S2. Fitting the pressing block mounting portion of the pressing block pre-installed with the clamp in step S1 into the second mounting groove of the frame of one of the two adjacent photovoltaic modules, and adjusting the positions of the pressure block and the clamp along the length direction of the second installation groove;

S3. Place the frame of the other of the two adjacent photovoltaic modules under the pressing part of the pressing block;

S4. Tighten the threaded fastener so that the pressing portion presses the frame of the other of the two adjacent photovoltaic modules.

According to some embodiments of the present invention, at least one matching protrusion is provided on the mounting portion of the pressing block, at least one limiting groove is formed on the inner wall surface of the second mounting groove, and the matching protrusion fits on the inside the limit groove;

A groove is formed on one side surface of the briquetting body, and a first limiting protrusion is provided on the second mounting part, and the first limiting protrusion fits in the groove;

Step S2 specifically includes:

S21. Extend one end of the pressing block mounting part into one side of the second mounting groove of the frame of one of the adjacent two photovoltaic modules, and the pressing block mounting part The matching protrusion of the second mounting groove is fitted into the limiting groove of the second installation groove;

S22. Insert the other end of the pressing block mounting part into the other side of the second mounting groove of the frame of one of the adjacent two photovoltaic modules, and the frame The first limiting protrusion fits in the groove of the pressure block.

According to some embodiments of the present invention, in step S3, the swing angle range of the pressing part relative to the front of the other of the two adjacent photovoltaic modules is β, wherein the β satisfies: -10°≤β≤10°.

Additional aspects and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.

Description of drawings

The above and/or additional aspects and advantages of the present invention will become apparent and comprehensible from the description of the embodiments in conjunction with the following drawings, wherein:

Fig. 1 is an assembly schematic diagram of two frames, a pressing block, a threaded fastener and a clamp according to an embodiment of the present invention;

Fig. 2 is an assembled front view of the two frames, pressing blocks, threaded fasteners and clamps shown in Fig. 1;

Fig. 3 is an assembly schematic diagram of two frames, a pressing block and a threaded fastener according to an embodiment of the present invention;

Fig. 4 is an assembly front view of the two frames shown in Fig. 3, the pressing block and the threaded fastener;

Fig. 5 is an assembly schematic diagram of a frame, a pressing block and a threaded fastener according to an embodiment of the present invention;

Fig. 6 is an assembly front view of a frame shown in Fig. 5, a pressing block and a threaded fastener;

Fig. 7 is a schematic diagram of a frame according to an embodiment of the present invention;

Figure 8 is a front view of the frame shown in Figure 7;

Fig. 9 is a schematic diagram of a compact according to an embodiment of the present invention;

Figure 10 is a front view of the compact shown in Figure 9;

Fig. 11 is an assembly diagram of a briquetting block and a threaded fastener according to an embodiment of the present invention;

Fig. 12 is an assembled front view of the pressure block and threaded fastener shown in Fig. 11 .

Reference signs:

10: frame; 101: first installation part; 1011: first installation slot; 102: second installation part;

1021: second installation groove; 1022: opening; 1023: first side wall; 1024: second side wall;

1025: inner wall; 103: hollow cavity; 104: first limiting protrusion; 105: second limiting protrusion;

1051: limit groove; 20: briquetting block; 201: briquetting block body; 2011: first surface;

2012: second surface; 2013: groove; 202: pressing block installation part; 2021: mating protrusion;

2022: the first avoidance surface; 2023: the second avoidance surface; 203: protrusion; 204: pressing part;

2041: first compression section; 2042: second compression section; 2043: buckle; 205: limit slot;

206: buckle; 207: avoidance gap; 30: threaded fastener; 40: fixture.

Detailed ways

A frame 10 for a photovoltaic module according to an embodiment of the first aspect of the present invention will be described below with reference to FIGS. 1-12 . Photovoltaic modules can be applied to photovoltaic power generation systems. In the following description of the present application, the application of the photovoltaic module to the photovoltaic power generation system is taken as an example for illustration.

As shown in FIGS. 1-8 , the frame 10 for a photovoltaic module according to the embodiment of the first aspect of the present invention includes a frame body and a limiting structure.

Specifically, the frame body includes a first mounting portion 101, a second mounting portion 102 and a hollow cavity 103 connected to each other, the second mounting portion 102 and the hollow cavity 103 are located on the same side of the first mounting portion 101, and the first mounting portion 101 A first installation groove 1011 is formed on the top, and the edge of the photovoltaic body of the photovoltaic module is suitable for fitting in the first installation groove 1011. A second installation groove 1021 is formed on the second installation part 102. The cross-sectional shape of the second installation groove 1021 is It is generally C-shaped, the opening direction of the second installation groove 1021 is opposite to the opening direction of the first installation groove 1011 , and the pressure block 20 is suitable for fitting in the second installation groove 1021 . The limiting structure is disposed on the second mounting portion 102 , and the limiting structure is suitable for preventing the pressure block 20 from coming out of the second mounting groove 1021 .

For example, in the examples shown in FIGS. 1-8 , the second mounting portion 102 and the hollow cavity 103 are connected on the same side in the thickness direction of the first mounting portion 101, and the second mounting portion 102 and the hollow cavity 103 are connected along the first mounting portion. 101 are arranged in the width direction (for example, the left-right direction in FIG. 8 ). The amount of material used for the frame 10 can be reduced by providing the hollow cavity 103 on the frame 10 , thereby reducing the cost of the frame 10 . Referring to FIG. 8 , the opening direction of the first installation groove 1011 may face to the right, the opening direction of the second installation groove 1021 may face to the left, and the limiting structure is provided in the second installation groove 1021 . During installation, the edge of the photovoltaic body can extend into the first installation groove 1011 along the direction from right to left, and the first installation part 101 can protect the photovoltaic body and prevent the photovoltaic body from being damaged during transportation or installation. , the pressing block 20 can extend into the second installation groove 1021 along the direction from left to right to form a photovoltaic power generation system. Therefore, compared with the traditional photovoltaic power generation system, the assembly method of the photovoltaic body, the pressing block 20 and the frame 10 is simple and easy to operate, thereby reducing the labor cost during installation of the photovoltaic power generation system. At the same time, the C-shaped second installation groove 1021 and the limiting structure can cooperate with each other to prevent the pressure block 20 from coming out of the second installation groove 1021, thus ensuring the installation quality of the photovoltaic power generation system.

In addition, by setting the opening direction of the second installation groove 1021 to be opposite to the opening direction of the first installation groove 1011, interference between the photovoltaic module and the pressing block 20 during installation can be avoided, thereby improving the assembly efficiency of the photovoltaic power generation system.

According to the frame 10 for photovoltaic modules in the embodiment of the present invention, by fitting the edge of the photovoltaic body into the first installation groove 1011, the pressing block 20 fits into the second installation groove 1021, and the limiting structure is set in the second installation groove 1011. Section 102 on. Thus, the assembly method of the photovoltaic body, the pressing block 20 and the frame 10 is simplified, and the operation is convenient, so that the labor cost during installation of the photovoltaic power generation system can be reduced, the assembly efficiency of the photovoltaic power generation system can be improved, and at the same time, the pressing block 20 can be prevented from being dislodged from the first The second installation slot 1021 protrudes out, which ensures the installation quality of the photovoltaic power generation system.

According to some embodiments of the present invention, the limiting structure includes a first limiting protrusion 104 disposed at the opening 1022 of the second installation groove 1021 . Referring to FIG. 7 and FIG. 8 , the first limiting protrusion 104 is disposed at one end of the opening 1022 of the second installation groove 1021 , and the first limiting protrusion 104 extends toward the center of the second installation groove 1021 . After the pressing block 20 is installed in place, the first stop protrusion 104 can limit the movement of the pressing block 20 along the direction away from the opening 1022 of the second installation groove 1021, so that the pressing block 20 can be stably fitted in the second installation groove 1021 .

Furthermore, the opening 1022 of the second mounting groove 1021 includes a first side wall 1023 and a second side wall 1024 opposite to each other, the first side wall 1023 is disposed adjacent to the first mounting portion 101 , and the first limiting protrusion 104 is disposed at the second on the side wall 1023 . As shown in Figures 7 and 8, the second mounting groove 1021 also includes an inner wall 1025, and the first side wall 1023 and the second side wall 1024 are respectively connected to the lengthwise direction of the inner wall 1025 (for example, the front-to-back direction shown in Figure 7) The first limiting protrusion 104 can be located on the side of the first side wall 1023 adjacent to the center of the second installation groove 1021 . Thus, the first limiting protrusion 104 can limit the pressure block 20 to ensure that the pressure block 20 can be stably fitted in the second installation groove 1021 and prevent the pressure block 20 from falling out of the second installation groove 1021 .

In some optional embodiments, the surface of the first side wall 1023 facing the second side wall 1024 extends obliquely from outside to inside toward the center of the second installation groove 1021 . In this way, when the pressure block 20 is installed, the surface of the first side wall 1023 facing the second side wall 1024 can play a guiding role, so that the pressure block 20 can be quickly installed into the second installation groove 1021, which can further improve the photovoltaic performance. Assembly efficiency of power generation systems.

In some optional embodiments, as shown in FIG. 8 , the thickness of the first limiting protrusion 104 is t, and the height of the first limiting protrusion 104 is h, wherein t and h respectively satisfy: t≤1mm , h≤1mm. When t>1mm, the thickness of the first limiting protrusion 104 is relatively thick, which will reduce the elasticity of the first limiting protrusion 104, which will increase the difficulty of installing the pressing block 20 into the second installation groove 1021, affecting the photovoltaic power generation. Assembly efficiency of power generation systems. When h>1mm, the height of the first position-limiting protrusion 104 is relatively high, which will reduce the distance between the first position-limiting protrusion 104 and the second side wall 1024, thereby making it inconvenient to install the pressing block 20 on the second side wall. Inside the groove 1021. Thus, by making t and h respectively satisfy: t≤1mm, h≤1mm, the thickness and height of the first position-limiting protrusion 104 are reasonable, and the elasticity of the first position-limiting protrusion 104 can be ensured, so that the pressing The block 20 is quickly installed into the second installation groove 1021 .

According to some embodiments of the present invention, the limiting structure includes at least one second limiting protrusion 105, the second limiting protrusion 105 is arranged on the inner wall surface of the second installation groove 1021, and the second limiting protrusion 105 faces It extends obliquely away from the first mounting portion 101 . Referring to Figures 7 and 8 in conjunction with Figures 5 and 6, the second limiting protrusion 105 is located on the side of the second mounting groove 1021 away from the first mounting part 101, and the second limiting protrusion 105 is located at the second On the inner wall 1025 of the second installation groove 1021 , the second limiting protrusion 105 extends obliquely and downward along a direction away from the first installation portion 101 . In this way, the first limiting protrusion 104 and the second limiting protrusion 105 can play a double limiting role on the pressure block 20 , so that the pressure block 20 can be stably fitted in the second installation groove 1021 .

According to some specific embodiments of the present invention, there are multiple second position-limiting protrusions 105, and the plurality of second position-limiting protrusions 105 are arranged on the inner wall surface of the second installation groove 1021 opposite to the opening 1022 of the second installation groove 1021 Above, a limiting groove 1051 is defined between two adjacent second limiting protrusions 105 . In the description of the present invention, "plurality" means two or more. For example, in the examples shown in FIG. 7 and FIG. 8 , a plurality of second limiting protrusions 105 form a sawtooth structure. A plurality of matching protrusions 2021 may be formed on the pressure block 20 , and the plurality of matching protrusions 2021 are respectively fitted into corresponding limiting grooves 1051 . Thus, the stability of the pressing block 20 in the second installation groove 1021 can be further ensured.

Optionally, the shape of the second limiting protrusion 105 may be triangular, and the free end of the second limiting protrusion 105 is chamfered, wherein the radius of the chamfering is less than 0.3mm.

The photovoltaic assembly according to the embodiment of the second aspect of the present invention includes a photovoltaic body and a frame 10, the frame 10 is the frame 10 for a photovoltaic assembly according to the above-mentioned embodiment of the first aspect of the present invention, and the edge of the photovoltaic body is fitted on the second edge of the frame 10 Inside a mounting groove 1011.

According to the photovoltaic module of the embodiment of the present invention, by fitting the edge of the photovoltaic body into the first installation groove 1011, the photovoltaic body can be protected to avoid damage to the photovoltaic body. It is quickly installed on the frame 10 to improve the installation efficiency of the photovoltaic power generation system.

As shown in Figures 9-12, the pressing block 20 for photovoltaic modules according to the embodiment of the third aspect of the present invention includes a pressing block body 201, and one end of the pressing block body 201 is provided with a pressing block mounting part 202, and the pressing block is installed The portion 202 is adapted to fit in the second installation groove 1021 of the frame 10 of the photovoltaic module, and the frame 10 is the frame 10 for the photovoltaic module according to the embodiment of the first aspect of the present invention.

For example, in the examples shown in FIGS. 9-12 , the pressure block mounting part 202 is provided at one end of the length direction of the pressure block body 201, and the pressure block 20 can be installed to the frame 10 of the photovoltaic module through the pressure block mounting part 202. In the groove 1021, the installation method is simple, so that the installation efficiency of the photovoltaic power generation system can be improved.

According to the pressing block 20 for photovoltaic modules in the embodiment of the present invention, by fitting the pressing block installation part 202 of the pressing block 20 into the second installation groove 1021 of the frame 10 of the photovoltaic module, the mounting of the frame 10 and the pressing block 20 is simplified. The installation method can improve the assembly efficiency of the photovoltaic power generation system and reduce labor costs.

According to some embodiments of the present invention, at least one matching protrusion 2021 is provided on the pressing block installation portion 202 . As shown in FIGS. 9-12 , the matching protrusion 2021 is provided on the side surface of the pressing block mounting part 202 away from the other end of the pressing block body 201 , and the matching protrusion 2021 is along the side surface away from the other end of the pressing block body 201 . The direction extends obliquely towards the direction away from the free end of the pressing block mounting part 202 . Wherein, the extending direction of the matching protrusion 2021 is opposite to the extending direction of the second limiting protrusion 105 . For example, the free end of the matching protrusion 2021 may extend obliquely upward toward the pressure block body 201 , and the free end of the second limiting protrusion 105 may extend obliquely downward along a direction away from the first mounting portion 101 . After installation, the matching protrusion 2021 and the second limit protrusion 105 are arranged along the height direction of the pressure block installation part 202, so that the movement of the pressure block installation part 202 along the direction toward the first installation part 101 can be limited, ensuring the pressure The position of the block mounting part 202 is stabilized.

In some optional embodiments, the matching protrusion 2021 is located at the free end of the pressing block installation part 202 . Such arrangement facilitates the cooperation with the limiting groove 1051 of the frame 10 and facilitates the processing of the matching protrusion 2021 .

According to some specific embodiments of the present invention, as shown in FIG. 9 and FIG. 10 , there are multiple fitting protrusions 2021 , and the plurality of fitting protrusions 2021 are sequentially arranged along a direction away from the pressing block body 201 . During installation, a plurality of matching protrusions 2021 can snap into a plurality of limiting grooves 1051 in the direction of the teeth, so that the plurality of second limiting protrusions 105 and the plurality of matching protrusions 2021 form a reverse tooth structure, which can The stability of the position of the pressing block installation part 202 in the second installation groove 1021 is ensured.

According to some embodiments of the present invention, the end surface of the free end of the pressure block installation part 202 has a first avoidance surface 2022, and the first avoidance surface 2022 is along the direction toward the other end of the pressure block body 201, facing away from the pressure block installation part 202 and The direction of the connected end of the pressure block body 201 extends obliquely. Referring to FIG. 10 , the first avoiding surface 2022 is formed on the side of the free end surface of the pressing block mounting portion 202 adjacent to the pressing block body 201 , and the first avoiding surface 2022 extends obliquely downward along the direction away from the pressing block body 201 . Thus, when the free end of the briquetting mounting part 202 extends into the second mounting groove 1021, interference between the free end of the briquetting mounting part 202 and the second mounting part 102 can be avoided, so that the free end of the briquetting mounting part 202 It can quickly extend into the second installation groove 1021, which improves the assembly efficiency of the photovoltaic power generation system.

In some optional embodiments, as shown in FIG. 10 , the angle between the first avoidance surface 2022 and the horizontal plane is α, where α satisfies: α≦30°. When α>30°, the angle between the first avoidance surface 2022 and the horizontal plane is too large, which may affect the structural strength of the pressing block installation part 202, making the pressing block installation part 202 prone to deformation during installation. Therefore, when α satisfies α≦30°, the structural strength of the pressing block installation part 202 can be ensured, and the installation of the pressing block installation part 202 can be facilitated.

According to some embodiments of the present invention, as shown in Fig. 9-Fig. The above-mentioned other end of 201 extends along the thickness direction of the briquetting body 201 toward a direction away from the first surface 2011 , and the connection between the briquetting mounting part 202 and the briquetting body 201 has a avoidance notch 207 , and the avoidance notch 207 is located on the first surface 2011 side of where. When the briquetting block 20 is applied to a photovoltaic power generation system, during the installation process of the briquetting block 20, the end of the briquetting block installation part 202 away from the avoidance gap 207 can be fitted into the second installation groove 1021 of the frame 10 of the photovoltaic module, Then fit the end of the pressure block mounting part 202 provided with the avoidance gap 207 in the second installation groove 1021 of the frame 10, the avoidance gap 207 can prevent the pressure block 20 from interfering with the first stop protrusion 104 during installation, and The installation method of the pressing block 20 and the frame 10 is simple, which can improve the assembly efficiency of the photovoltaic power generation system, thereby reducing the labor cost during installation of the photovoltaic power generation system.

Further, referring to FIG. 9 and FIG. 10 , the avoidance notch 207 forms a second avoidance surface 2023 at the junction of the briquetting block installation portion 202 and the briquetting body 201 , and the second escaping surface 2023 is along the direction away from the other end of the briquetting body 201 . direction, the direction toward the center of the pressure block mounting part 202 extends obliquely. In this way, during installation, interference between the pressing block installation part 202 and the first stop protrusion 104 can be avoided, so that the pressing block installation part 202 can be quickly installed into the second installation groove 1021 of the frame 10, thereby improving photovoltaic power generation. System assembly efficiency.

According to some embodiments of the present invention, a groove 2013 is formed on the first surface 2011 , and the groove 2013 is disposed adjacent to the escape notch 207 . As shown in FIG. 9 and FIG. 10 , the groove 2013 is formed at one end of the pressing block body 201 adjacent to the escape notch 207 . During installation, the first limit protrusion 104 of the frame 10 can be clamped in the groove 2013, thereby preventing the pressure block 20 from coming out of the second installation groove 1021, and the pressure block 20 is pre-installed on the frame 10 when the pressure block 20 will not fall over, and the pressing block 20 can be firmly fixed in the second installation groove 1021 , ensuring the connection reliability between the frame 10 of the photovoltaic module and the pressing block 20 .

Further, a protrusion 203 is provided at the joint between the pressing block installation portion 202 and the pressing block body 201 , and the protrusion 203 extends away from the other end of the pressing block body 201 . Referring to Fig. 9, along the direction from the first surface 2011 to the second surface 2012, the protrusion 203 extends obliquely downward toward the direction away from the press block body 201, and one end of the protrusion 203 adjacent to the first surface 2011 is in contact with the first surface 2011 collectively define a groove 2013 . Therefore, by setting the protrusion 203, the pressing block 20 and the frame 10 can be clamped by interference fit, so that the pressing block 20 can be firmly fixed on the frame 10 of the photovoltaic module, and before the clamping, the pressing block 20 and the frame 10 No interference will occur.

According to some embodiments of the present invention, referring to FIG. 9 and FIG. 10 , the other end of the briquetting body 201 is provided with a pressing portion 204 , and the pressing portion 204 and the briquetting mounting portion 202 are respectively located in the thickness direction of the briquetting body 201 sides. Specifically, the pressing portion 204 includes a first pressing section 2041 and a second pressing section 2042, one end of the first pressing section 2041 is connected to the other end of the pressing block body 201, the first pressing section 2041 is connected to the pressing block The body 201 is vertical. One end of the second compression section 2042 is connected to the other end of the first compression section 2041 , and the other end of the second compression section 2042 extends away from the mounting block. Referring to Fig. 1 and Fig. 2, during installation, the pressing block 20 can be installed between two adjacent photovoltaic modules, wherein the pressing block installation part 202 of the pressing block 20 can be fitted in one of the two adjacent photovoltaic modules In the second installation groove 1021 of the frame 10, the pressing portion 204 of the pressing block 20 can be pressed against the other frame 10 of the two adjacent photovoltaic modules. As a result, the distance between two adjacent photovoltaic modules can be reduced, so that a photovoltaic power generation system with the same area can be equipped with more photovoltaic modules, which improves the power generation per unit area of the photovoltaic power generation system and reduces the photovoltaic power generation The number of briquettes 20 used in the system can reduce the cost of the photovoltaic power generation system.

Further, as shown in FIG. 11 and FIG. 12 , the briquetting block 20 further includes a threaded fastener 30 , the threaded fastener 30 is arranged on the briquetting block body 201 , and the briquetting block body 201 is formed to accommodate the threaded fastener 30 The limiting groove 205 of the head. Therefore, when the photovoltaic power generation system is installed, the threaded fastener 30 can be pre-installed in the limiting groove 205 first, and then the pressing block installation part 202 of the pressing block 20 can be matched with one of the two adjacent photovoltaic modules. into the second installation groove 1021 of the frame 10 and adjust the position of the pressing block 20, then insert the other frame 10 of the two adjacent photovoltaic modules under the pressing part 204 of the pressing block 20, and finally insert the threaded fastener 30 It is screwed on the fixture 40 of the photovoltaic power generation system, so that the photovoltaic module can be fixed at the position required by the user, and the installation steps of the photovoltaic power generation system are simplified, the operation is convenient, and the labor cost during installation of the photovoltaic power generation system can be reduced.

Furthermore, a buckle 206 is provided on the briquetting body 201, and a buckle 2043 is provided on the side surface of the pressing part 204 facing the buckle 206. The buckle 206, the pressing part 204 and the buckle 2043 A limiting slot 205 is jointly defined therebetween. For example, in the examples shown in FIGS. 9-12 , a buckle 206 is provided on one side of the pressing portion 204 adjacent to the pressure block mounting portion 202 , and the buckle 206 and the buckle 2043 can connect the threaded fastener 30 such as a screw. It is clamped in the limiting groove 205 , so that when the threaded fastener 30 is pre-installed on the pressure block 20 , the threaded fastener 30 can be prevented from coming out of the limiting groove 205 .

The photovoltaic power generation system (not shown) according to the embodiment of the fourth aspect of the present invention includes a plurality of photovoltaic modules and a plurality of pressing blocks 20, and the pressing block installation part 202 of each pressing block 20 is fitted on the frame of the corresponding photovoltaic module 10 in the second installation groove 1021. Each photovoltaic component is a photovoltaic component according to the embodiment of the second aspect of the present invention. Each pressing block 20 is a pressing block 20 for a photovoltaic module according to the embodiment of the third aspect of the present invention.

According to the photovoltaic power generation system of the embodiment of the present invention, by using the above photovoltaic module and the pressing block 20, the assembly efficiency of the photovoltaic power generation system can be improved, and the labor cost during installation of the photovoltaic power generation system can be reduced.

According to the photovoltaic power generation system installation method of the embodiment of the fifth aspect of the present invention, the photovoltaic power generation system further includes a plurality of clamps 40, at least a part of each frame 10 includes a second installation part 102, and the pressure block body 201 is installed through a threaded fastener 30 on the corresponding fixture 40 .

The installation method includes the following steps:

S1. The briquetting body 201 is pre-installed on the corresponding fixture 40 through the threaded fastener 30 .

S2. Fit the pressure block installation part 202 of the pressure block 20 pre-installed with the clamp 40 in step S1 into the second installation groove 1021 of the frame 10 of one of the two adjacent photovoltaic modules, and along the second installation groove The length direction of 1021 adjusts the positions of the pressure block 20 and the clamp 40 . Through this step, the pressing block installation part 202 of the pressing block 20 can be pre-installed in the frame 10 of the photovoltaic module, and it can be ensured that the pressing block 20 does not fall due to the problem of the center of gravity, and the pressing block 20 and the clamp 40 are installed along the second Sliding along the length direction of the slot 1021 is used to adjust the pressure block 20 and the clamp 40 to a proper position, so as to facilitate the execution of subsequent installation steps.

S3 , placing the frame 10 of the other of the two adjacent photovoltaic modules under the pressing portion 204 of the pressing block 20 . Through this step, two adjacent photovoltaic modules can be installed on the same pressing block 20, which can reduce the number of pressing blocks 20 used in the photovoltaic power generation system and reduce the cost of the photovoltaic power generation system.

S4. Tighten the threaded fastener 30 so that the pressing portion 204 presses the frame 10 of the other of the two adjacent photovoltaic modules. Thus, the pressure block 20 can be firmly fixed between two adjacent photovoltaic modules.

According to the photovoltaic power generation system installation method of the embodiment of the present invention, through the above steps S1 to S4, the installation method and installation steps of the photovoltaic power generation system are simplified, the assembly efficiency of the photovoltaic power generation system can be improved, and the construction period for installing the photovoltaic power generation system can be reduced. , thereby reducing labor costs.

According to some embodiments of the present invention, step S2 specifically includes:

S21. Extend one end of the pressure block installation part 202 into one side of the second installation groove 1021 of the frame 10 of the above-mentioned one of the two adjacent photovoltaic modules, and fit the matching protrusion 2021 of the pressure block installation part 202 into the Inside the limiting groove 1051 of the second installation groove 1021 .

S22. Extend the other end of the pressure block mounting part 202 into the other side of the second installation groove 1021 of the frame 10 of the above-mentioned one of the two adjacent photovoltaic modules, and the first stop protrusion 104 of the frame 10 fit in the groove 2013 of the pressing block 20 .

Thus, through steps S21 and S22, the matching protrusion 2021 is fitted into the limiting groove 1051, the first limiting protrusion 104 is fitted into the groove 2013, and both ends of the pressing block mounting part 202 can be simultaneously Limiting, so that the movement of the pressure block installation part 202 along the height direction of the second installation part 102 (for example, the up and down direction in FIG. 1021, the stability of the pressing block installation part 202 is ensured.

According to some embodiments of the present invention, in step S3, the swing angle range of the pressing part 204 relative to the front of the other of the two adjacent photovoltaic modules is β, where β satisfies: -10°≤β≤ 10°. Therefore, by making β satisfy: -10°≤β≤10°, it can ensure that there is a certain gap between the pressing part 204 and the front of the other one of the two adjacent photovoltaic modules, so that the pressing can be adjusted more conveniently The position of the portion 204 can stably install two adjacent photovoltaic modules on the pressing block 20 .

Other configurations and operations of the photovoltaic power generation system according to the embodiments of the present invention are known to those skilled in the art and will not be described in detail here.

In describing the present invention, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", " The orientation or positional relationship indicated by "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. is based on the orientation shown in the drawings Or positional relationship is only for the convenience of describing the present invention and simplifying the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the present invention.

In the description of this application, it should be noted that unless otherwise specified and limited, the terms "installation", "connection", and "connection" should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection. Connected, or integrally connected; it may be mechanically connected or electrically connected; it may be directly connected or indirectly connected through an intermediary, and it may be the internal communication of two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in this application in specific situations.

In the description of this specification, references to the terms "one embodiment," "some embodiments," "exemplary embodiments," "example," "specific examples," or "some examples" are intended to mean that the implementation A specific feature, structure, material, or characteristic described by an embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes, modifications, substitutions and modifications can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the invention is defined by the claims and their equivalents.

Claims (28)

1. A frame for a photovoltaic module, comprising:

the frame body comprises a first installation part, a second installation part and a hollow cavity which are connected with each other, the second installation part and the hollow cavity are positioned on the same side of the first installation part, a first installation groove is formed in the first installation part, the edge of the photovoltaic body of the photovoltaic module is suitable for being matched in the first installation groove, a second installation groove is formed in the second installation part, the cross section of the second installation groove is approximately C-shaped, the opening direction of the second installation groove is opposite to that of the first installation groove, and the pressing block is suitable for being matched in the second installation groove;

and the limiting structure is arranged on the second installation part and is suitable for preventing the pressing block from being separated from the second installation groove.

2. The bezel for a photovoltaic assembly of claim 1, wherein the limiting structure comprises:

the first limiting bulge is arranged at the opening of the second mounting groove.

3. The surround of claim 2, wherein the opening of the second mounting groove includes a first side wall and a second side wall opposite to each other, the first side wall being disposed adjacent to the first mounting portion, the first retaining protrusion being disposed on the first side wall.

4. The surround of claim 3, wherein the first stopper projection is located on a side of the first side wall adjacent to a center of the second mounting groove.

5. The surround of claim 3, wherein a surface of the first side wall facing the second side wall extends obliquely from outside to inside in a direction toward a center of the second mounting groove.

6. The border for a photovoltaic module as claimed in claim 2, wherein the first limiting protrusion has a thickness t and a height h, and wherein t and h respectively satisfy: t is less than or equal to 1mm, h is less than or equal to 1mm.

7. The border for a photovoltaic module of any of claims 1-6, wherein the restraining structure comprises:

the second limiting bulge is arranged on the inner wall surface of the second mounting groove and extends obliquely towards the direction far away from the first mounting part.

8. The surround of claim 7, wherein the second retaining projection is located on a side of the second mounting groove distal from the first mounting portion.

9. The border for the photovoltaic module according to claim 7, wherein the second limiting protrusions are provided in plural, the plural second limiting protrusions are provided on an inner wall surface of the second mounting groove opposite to the opening of the second mounting groove, and a limiting groove is defined between two adjacent second limiting protrusions.

10. A photovoltaic module, comprising:

a photovoltaic body;

the frame for the photovoltaic assembly according to any one of claims 1 to 9, wherein the edge of the photovoltaic body is fitted in the first mounting groove of the frame.

11. A compact for a photovoltaic module, comprising:

the photovoltaic module frame comprises a pressing block body, wherein a pressing block mounting part is arranged at one end of the pressing block body and is suitable for being matched in a second mounting groove of the photovoltaic module frame, and the photovoltaic module frame is according to any one of claims 1-9.

12. The compact for a photovoltaic module of claim 11, wherein the compact mounting portion is provided with at least one mating protrusion.

13. The compact for a photovoltaic module according to claim 12, wherein the fitting projection is provided on a side surface of the compact mounting portion that is away from the other end of the compact body, and the fitting projection extends obliquely in a direction away from the other end of the compact body toward a direction away from a free end of the compact mounting portion.

14. The compact for a photovoltaic module of claim 12, wherein the mating protrusion is located at a free end of the compact mounting portion.

15. The compact for photovoltaic modules as set forth in claim 12, wherein said engaging projections are plural in number, and said engaging projections are arranged in order in a direction away from said compact body.

16. The briquetting for photovoltaic modules according to claim 11, wherein an end face of a free end of said briquetting mounting portion has a first avoidance surface extending obliquely in a direction toward the other end of said briquetting body and in a direction away from an end of said briquetting mounting portion connected to said briquetting body.

17. The briquetting for photovoltaic modules according to claim 16, wherein an angle between said first avoiding surface and a horizontal plane is α, wherein said α satisfies: alpha is less than or equal to 30 degrees.

18. The pressing block for the photovoltaic module according to claim 11, wherein two side surfaces in a thickness direction of the pressing block body are a first surface and a second surface, respectively, the pressing block mounting portion extends from the other end of the pressing block body in the thickness direction of the pressing block body in a direction away from the first surface, an avoiding notch is formed at a connection portion of the pressing block mounting portion and the pressing block body, and the avoiding notch is located on one side where the first surface is located.

19. The briquetting for photovoltaic modules according to claim 18, wherein said escape notch forms a second escape surface at a junction of said briquetting mounting portion and said briquetting body, said second escape surface extending obliquely in a direction away from the other end of said briquetting body toward a center of said briquetting mounting portion.

20. The compact for a photovoltaic module of claim 18, wherein the first surface has a groove formed thereon, the groove being disposed adjacent the relief notch.

21. The briquetting for a photovoltaic module of claim 11, wherein a junction of the briquetting mounting portion and the briquetting body is provided with a protrusion extending in a direction away from the other end of the briquetting body.

22. The compact for a photovoltaic module according to any one of claims 11 to 21, wherein the other end of the compact body is provided with a pressing portion, and the pressing portion and the compact mounting portion are respectively located on both sides in a thickness direction of the compact body.

23. The compact for a photovoltaic module of claim 22, further comprising:

the threaded fastener is arranged on the pressing block body;

and a limiting groove for accommodating the head of the threaded fastener is formed on the pressing block body.

24. The pressing block for the photovoltaic module as claimed in claim 23, wherein a buckle is disposed on the pressing block body, a buckle portion is disposed on a surface of one side of the pressing portion facing the buckle, and the buckle, the pressing portion and the buckle portion define the limiting groove together.

25. A photovoltaic power generation system, comprising:

a plurality of photovoltaic modules, each of the photovoltaic modules being according to claim 10;

a plurality of pressing blocks, each of which is a pressing block for a photovoltaic module according to any one of claims 11 to 24, the pressing block mounting part of each of the pressing blocks being fitted in the second mounting groove of the frame of the corresponding photovoltaic module.

26. The photovoltaic power generation system installation method is characterized by comprising a plurality of photovoltaic modules, a plurality of pressing blocks and a plurality of clamps, wherein a frame is arranged on the outer peripheral side of each photovoltaic module, the frame comprises a first installation part, a first installation groove is formed in the first installation part, the edge of a photovoltaic body of each photovoltaic module is matched in the first installation groove, at least one part of each frame comprises a second installation part, a second installation groove is formed in the second installation part, each pressing block comprises a pressing block body and a threaded fastener, the pressing block installation part is arranged at one end of the pressing block body and matched in the second installation groove, a pressing part is arranged at the other end of the pressing block body, the threaded fastener penetrates through the pressing block body and is located between the pressing block installation part and the pressing part, and the pressing block body is installed on the corresponding clamp through the threaded fastener;

the installation method comprises the following steps:

s1, pre-mounting the pressing block body on the corresponding clamp through the threaded fastener;

s2, the pressing block mounting part of the pressing block pre-installed with the clamp in the step S1 is matched in the second mounting groove of the frame of one of the two adjacent photovoltaic modules, and the positions of the pressing block and the clamp are adjusted along the length direction of the second mounting groove;

s3, placing the frame of the other one of the two adjacent photovoltaic modules below the pressing part of the pressing block;

s4, screwing the threaded fastener to enable the pressing portion to press the frame of the other one of the two adjacent photovoltaic assemblies.

27. The photovoltaic power generation system installation method according to claim 26, wherein at least one fitting protrusion is provided on the compact installation portion, at least one limiting groove is formed on an inner wall surface of the second installation groove, and the fitting protrusion is fitted in the limiting groove;

a groove is formed in the surface of one side of the pressing block body, a first limiting bulge is arranged on the second installation part, and the first limiting bulge is matched in the groove;

the step S2 specifically includes:

s21, extending one end of the pressing block mounting part into one side of the frame of one of the two adjacent photovoltaic modules in the second mounting groove, wherein the matching protrusion of the pressing block mounting part is matched in the limiting groove of the second mounting groove;

s22, will the other end of briquetting installation department stretches into adjacent two among the photovoltaic module one of them the frame the opposite side in the second mounting groove, just the cooperation of the first spacing arch of frame is in the briquetting in the recess.

28. The photovoltaic power generation system installation method according to claim 26, wherein in step S3, the swing angle range of the pressing portion with respect to the front surface of the other of the two adjacent photovoltaic modules is β, where β satisfies: beta is more than or equal to minus 10 degrees and less than or equal to 10 degrees.

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