Photovoltaic module frame with unshielded back surface and photovoltaic module

Abstract

The utility model discloses a photovoltaic module frame with an unshielded back surface and a photovoltaic module, relates to the technical field of photovoltaic module manufacturing, and aims to solve the problems that the back surface of a conventional module frame is shielded, so that the photovoltaic power generation efficiency is influenced and the structural stability is poor. A photovoltaic module frame with an unshielded back surface comprises a first frame body and a second frame body fixedly connected with the first frame body, the first frame body comprises a fixing part, and the fixing part is provided with a first antiskid positioning part; the second frame body comprises a side edge fixing part, a second anti-skid positioning part is arranged on the side edge fixing part, and the first anti-skid positioning part and the second anti-skid positioning part are connected in a clamped mode. According to the photovoltaic module frame of the utility model, the first frame body and the second frame body are used for fixed connection, and the first anti-skid positioning part and the second anti-skid positioning part are used for preventing the frame from sliding, so that the structural stability is higher; the back of the frame is not shielded, and the photovoltaic power generation efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of photovoltaic assembly manufacturing, and in particular to a photovoltaic assembly frame without shielding on the back and a photovoltaic assembly. Background Art

[0002] Solar energy is an important part of the new energy industry, which mainly includes photovoltaics. Photovoltaic modules are devices that use solar energy to generate electricity. They are composed of multiple photovoltaic cells made of semiconductor materials. These cells can generate direct current when exposed to sunlight. Photovoltaic modules can be made into different shapes, and the power generation can be increased by connecting multiple modules. They are usually installed on rooftops, building surfaces, etc., and sometimes even as part of windows, skylights or shading devices.

[0003] refer to Figure 1 At present, the back side of the conventional photovoltaic module frame will block the photovoltaic module, and when in use, the mounting holes of the photovoltaic module frame are easily deformed and torn, and the structural stability is poor.

[0004] For example, a Chinese patent with the existing publication number CN214756208U discloses a photovoltaic frame that can enhance the load strength of components. Although the disclosed structure can enhance the load strength of components, its back side still blocks the photovoltaic components, affecting the efficiency of photovoltaic power generation. Utility Model Content

[0005] The utility model solves the problem that the back of a conventional component frame is blocked, affecting the photovoltaic power generation efficiency and having poor structural stability, and proposes a photovoltaic component frame and a photovoltaic component with an unobstructed back. A first frame body and a second frame body are used for fixed connection, and an anti-slip positioning part is used to prevent the frame from sliding, so the structural stability is higher; and the back of the frame is unobstructed, thereby improving the photovoltaic power generation efficiency.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a photovoltaic component frame with no obstruction on the back, including a first frame body and a second frame body fixedly connected to the first frame body, the first frame body including a fixing portion, and a first anti-slip positioning portion is arranged on the fixing portion; the second frame body includes a side fixing portion, and a second anti-slip positioning portion is arranged on the side fixing portion, and the first anti-slip positioning portion and the second anti-slip positioning portion are clamped with each other.

[0007] Compared with the conventional photovoltaic module frame, the photovoltaic module frame of the present technical solution eliminates the corresponding back-shading structure, thereby improving the power generation of the photovoltaic module; the structure of the present technical solution mainly includes a first frame body and a second frame body, and the first frame body is clamped with the second anti-slip positioning part of the second frame body through the first anti-slip positioning part thereon, further ensuring the connection stability between the two and preventing up and down sliding; that is, while eliminating the back-shading, the stability of the frame structure can also be guaranteed, and the structural force is more uniform.

[0008] The utility model is further configured as follows: an end portion of the fixing portion is fixedly connected to a supporting portion, a first contact surface is provided on a side of the fixing portion close to the first anti-slip positioning portion, and a second contact surface is provided on a side of the supporting portion close to the fixing portion.

[0009] In the technical solution, the support part is arranged at the end of the fixing part and is fixedly connected to the fixing part, and the fixing part is provided with a first contact surface, and the support part is provided with a second contact surface, and the first contact surface and the second contact surface are arranged at a fixed angle.

[0010] The utility model is further configured as follows: the fixing portion is provided with a first mounting hole, and the first mounting hole penetrates through the thickness direction of the fixing portion.

[0011] In the technical solution, the fixing portion is fixed to the second frame body through a first mounting hole.

[0012] The utility model is further configured as follows: the first frame body also includes a clamping portion, and the clamping portion and the supporting portion form a groove for accommodating the photovoltaic component.

[0013] In the technical solution, the groove formed by the clamping part and the supporting part can clamp the photovoltaic component to ensure stable installation.

[0014] The utility model is further configured as follows: the first anti-slip positioning portion includes a plurality of convex strip portions, and the ends of adjacent convex strip portions are connected.

[0015] In the technical solution, a plurality of convex strips are connected in sequence to form a plurality of protrusions and grooves so as to be snap-fitted and fixed with the second anti-slip positioning portion.

[0016] The utility model is further configured as follows: the second frame body also includes a connecting portion, and the connecting portion is arranged between the two side fixing portions and connects the two side fixing portions.

[0017] In the technical solution, the connecting portion of the second frame body can connect the side fixing portions on both sides.

[0018] The utility model is further configured as follows: a third contact surface is also provided on the side fixing portion, and the third contact surface is provided on a side away from the connecting portion; an inner bending portion is fixedly connected to the side of the side fixing portion away from the connecting portion, and a fourth contact surface is provided on the outer surface between the inner bending portion and the side fixing portion.

[0019] In the technical solution, a third contact surface and a fourth contact surface are further provided on the second frame body, and the third contact surface and the fourth contact surface can contact and abut against the first contact surface and the second contact surface of the first frame body.

[0020] The utility model is further configured as follows: the side fixing portion is provided with a second mounting hole, and the second mounting hole penetrates through the thickness direction of the side fixing portion.

[0021] In the technical solution, the second mounting hole opened in the side fixing portion can be positioned with the first mounting hole and fixed with a fixing member.

[0022] The utility model is further configured as follows: the first mounting hole and the second mounting hole are fixed by fixing bolts and nuts.

[0023] In the technical solution, the first mounting hole and the second mounting hole are fixed by fixing bolts, and the connection is more reliable.

[0024] A photovoltaic assembly comprises the above-mentioned photovoltaic panel formed by packaging a photovoltaic assembly frame with an unobstructed back.

[0025] In this technical solution, the photovoltaic assembly includes a photovoltaic panel fixed by a photovoltaic assembly frame.

[0026] The utility model can bring the following beneficial effects:

[0027] 1. The utility model relates to a photovoltaic assembly frame with no obstruction on the back, which uses a first frame body and a second frame body for fixed connection, and uses an anti-slip positioning part to prevent the frame from sliding; and the back of the frame is unobstructed, thereby improving the photovoltaic power generation efficiency;

[0028] 2. The plane where the first frame body and the second frame body are fixed is thickened, and the force direction is reasonable, which can effectively prevent the installation hole from tearing;

[0029] 3. The required amount of aluminum is small and the structural stability is higher. BRIEF DESCRIPTION OF THE DRAWINGS

[0030] Figure 1 It is a structural schematic diagram of a photovoltaic module frame in the prior art;

[0031] Figure 2It is a cross-sectional schematic diagram of a photovoltaic module frame with no obstruction on the back of the utility model;

[0032] Figure 3 It is a cross-sectional schematic diagram of a first frame body of a photovoltaic assembly frame without back shielding of the utility model;

[0033] Figure 4 It is a cross-sectional schematic diagram of a second frame body of a photovoltaic assembly frame without back shielding of the utility model;

[0034] Figure 5 This is a schematic diagram of the installation of a photovoltaic module with no back shielding in the utility model;

[0035] Among them, 1, the first frame body 101, the clamping part 102, the supporting part 103, the fixing part 104, the first anti-slip positioning part 105, the first mounting hole 106, the first contact surface 107, the second contact surface 2, the second frame body 201, the second anti-slip positioning part 202, the connecting part 203, the side fixing part 204, the third contact surface 205, the fourth contact part 206, the inner bending part 207, the second mounting hole 3, the fixing bolt 3-1, the nut 4, the photovoltaic panel 1-1, the A surface 1-2, the B surface 1-3, the C surface 1-4, and the mounting hole position. DETAILED DESCRIPTION

[0036] In order to make the purpose, technical solution and advantages of the utility model clearer, the utility model is further described in detail below in conjunction with the drawings and embodiments. It should be understood that the specific implementation method described here is only an optimal embodiment of the utility model, which is only used to explain the utility model and does not limit the protection scope of the utility model. All other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0037] refer to Figure 1 , which is a structural schematic diagram of a photovoltaic module frame in the prior art, mainly including an A surface 1-1, a B surface 1-2 and a C surface 1-3, wherein the thickness of the B surface 1-2 is relatively thin; the C surface 1-3 will block the back of the photovoltaic module, affecting the power generation efficiency; and corresponding mounting hole positions 1-4 are arranged on the C surface 1-3, and the mounting holes on the C surface 1-3 are easily deformed or even torn by force after installation, and the installation reliability is poor.

[0038] Embodiment 1:

[0039] In view of the above technical problems, this embodiment discloses a photovoltaic module frame with no back shielding, referring to 2, Figure 3 as well as Figure 4, mainly includes a first frame body 1 and a second frame body 2, and the first frame body 1 is fixedly connected to the second frame body 2.

[0040] The first frame body 1 mainly includes a fixing portion 103, referring to Figure 3 The fixing portion 103 is a vertically arranged installation surface; a first anti-slip positioning portion 104 is arranged on a side plane of the fixing portion 103 .

[0041] The second frame body 2 mainly includes a side fixing portion 203, referring to Figure 4 The side fixing parts 203 on both sides are symmetrical about the connecting part 202 ; a second anti-slip positioning part 201 is provided on a side plane of the side fixing part 203 .

[0042] The first anti-slip positioning portion 104 is clamped with the second anti-slip positioning portion 201 . After the clamping is completed, a fixing member is used to fix the first frame body 1 and the second frame body 2 .

[0043] Regarding the first frame body 1 , a supporting portion 102 is provided at an end of the fixing portion 103 thereof, and the supporting portion 102 is fixedly connected to the fixing portion 103 .

[0044] A first contact surface 106 is disposed on one side of the fixing portion 103. Specifically, the first contact surface 106 is disposed on one side of the fixing portion 103 close to the first anti-slip positioning portion 104. Figure 3 The left side of the cross section of the middle fixing portion 103; the specific position is arranged above the first anti-slip positioning portion 104.

[0045] A second contact surface 107 is disposed on one side of the support portion 102. Specifically, the second contact surface 107 is disposed on one side of the support portion 102 passing through the fixing portion 103. Figure 3 The lower side of the middle support portion 102 plane.

[0046] The first contact surface 106 and the second contact surface 107 are arranged at a fixed angle. In this embodiment, the first contact surface 106 and the second contact surface 107 are arranged at 90 degrees, and a corresponding rounded corner is also arranged between the first contact surface 106 and the second contact surface 107 .

[0047] In this embodiment, the support portion 102 is disposed at the end of the fixing portion 103 and is fixedly connected to the fixing portion 103 , and the first contact surface is disposed on the fixing portion 103 , and the second contact surface 107 is disposed on the support portion 102 .

[0048] refer to Figure 3A first mounting hole 105 is provided on the fixing portion 103 . The first mounting hole 105 is a through hole that runs through the entire fixing portion 103 in the thickness direction. Specifically, the first mounting hole 105 is provided in the first anti-slip positioning portion 104 .

[0049] In this embodiment, the fixing portion 103 is fixed to the second frame body 2 through a first mounting hole 105 provided on the fixing portion 103 .

[0050] Continue to refer Figure 3 In the first frame body 1, a clamping portion 101 is also provided. The clamping portion 101 is located at the top of the first frame body 1. The clamping portion 101 can form a groove with the supporting portion 102 for installing the photovoltaic module.

[0051] In this embodiment, the groove formed by the clamping portion 101 and the supporting portion 102 can clamp the photovoltaic module to ensure stable installation.

[0052] For the first anti-slip positioning portion 104, refer to Figure 3 , which mainly includes a plurality of convex strips, each adjacent convex strips are connected to each other in sequence; specifically, the distances between the plurality of convex strips are the same.

[0053] In this embodiment, a plurality of convex strips are connected in sequence to form a plurality of protrusions and grooves so as to be snap-fitted and fixed with the second anti-slip positioning portion 201 .

[0054] refer to Figure 4 , the second frame body 2, in addition to the above-mentioned side fixing part 203, also includes a connecting part 202, which is arranged between the two side fixing parts 203; the connecting part 202 can connect the two side fixing parts 203 on both sides. That is, the connecting part 203 of the second frame body 2 can connect the side fixing parts 203 on both sides.

[0055] A third contact surface 204 is also provided on the side fixing portion 203, and the third contact surface 204 is specifically provided on a side away from the connecting portion 203. In addition, an inner bending portion 206 is also provided on one side of the side fixing portion 203, and the inner bending portion 206 is fixedly connected to the side fixing portion 203, and the inner bending portion 206 is specifically provided on a side away from the connecting portion 202. A fourth contact surface 205 is provided between the side fixing portion 203 and the inner bending portion 206.

[0056] In this embodiment, the third contact surface 204 is arranged on the right side of the side fixing portion 203 located on the right side, and is also arranged on the left side of the side fixing portion located on the left side; specifically, it is arranged above the second anti-slip positioning portion 201. The fourth contact surface 205 is arranged on the outer surface; the third contact surface 204 and the fourth contact surface 205 are also arranged at a corresponding angle; in this embodiment, the third contact surface 204 and the fourth contact surface 205 are arranged at 90 degrees, and a rounded corner is arranged between the third contact surface 204 and the fourth contact surface 205.

[0057] In this embodiment, a third contact surface 204 and a fourth contact surface 205 are further provided on the second frame body 2 , and the third contact surface 204 and the fourth contact surface 205 can contact and abut against the first contact surface 106 and the second contact surface 107 of the first frame body 1 .

[0058] The second anti-slip positioning portion 201 is arranged on the side fixing portion 203, and its structure and size are the same as those of the first anti-slip positioning portion 104. It includes a plurality of convex strips, which are connected in sequence to form a plurality of protrusions and grooves so as to be snap-fitted and fixed with the first anti-slip positioning portion 104.

[0059] A second mounting hole 207 is defined on the side fixing portion 203 . The size of the second mounting hole 207 is the same as that of the first mounting hole 105 . The second mounting hole 207 penetrates through the side fixing portion 203 in the thickness direction.

[0060] In this embodiment, the second mounting hole 207 opened in the side fixing portion 203 can be positioned with the first mounting hole 105 and fixed by a fixing member.

[0061] refer to Figure 2 The first mounting hole 105 on the first frame body 1 and the second mounting hole 207 on the second frame body 2 are connected by a fixing bolt 3. After the fixing bolt 3 passes through the first mounting hole 105 on the first frame body 1 and the second mounting hole 207 on the second frame body 2, a nut 3-2 is used to clamp and fix them.

[0062] In this embodiment, the first mounting hole 105 and the second mounting hole 207 are fixed by the fixing bolts 3, and the connection is more reliable.

[0063] In this embodiment, compared with the conventional photovoltaic module frame, the photovoltaic module frame eliminates the corresponding back shielding structure, thereby improving the power generation of the photovoltaic module; the structure of the present technical solution mainly includes a first frame body 1 and a second frame body 2, and the first frame body 1 is clamped with the second anti-slip positioning part 201 of the second frame body 2 through the first anti-slip positioning part 104 thereon, further ensuring the connection stability between the two and preventing up and down sliding; that is, while eliminating the back shielding, the stability of the frame structure can also be guaranteed, and the structural force is more uniform.

[0064] In addition, the frame structure of the utility model uses less aluminum and has a stable structure. Compared with the prior art, it is fixedly connected by the first frame body 1 and the second frame body 2, and the plane at the fixed connection between the first frame body 1 and the second frame body 2 is thickened, and the force direction is reasonable, which can effectively prevent the installation hole from tearing; and in combination with the above-mentioned first anti-slip positioning part 104 and the second anti-slip positioning part 201, it can effectively prevent the first frame body 1 and the second frame body 2 from sliding up and down; and compared with the prior art, the structure of the utility model eliminates the C surface, and there is no obstruction to the back of the photovoltaic module, thereby improving the power generation efficiency.

[0065] Example 2

[0066] Reference 2. Figure 3 as well as Figure 4 , mainly includes a first frame body 1 and a second frame body 2, and the first frame body 1 is fixedly connected to the second frame body 2.

[0067] The first frame body 1 mainly includes a fixing portion 103, referring to Figure 3 The fixing portion 103 is a vertically arranged installation surface; a first anti-slip positioning portion 104 is arranged on a side plane of the fixing portion 103 .

[0068] The second frame body 2 mainly includes a side fixing portion 203, referring to Figure 4 The side fixing parts 203 on both sides are symmetrical about the connecting part 202 ; a second anti-slip positioning part 201 is provided on a side plane of the side fixing part 203 .

[0069] The first anti-slip positioning portion 104 is clamped with the second anti-slip positioning portion 201 . After the clamping is completed, a fixing member is used to fix the first frame body 1 and the second frame body 2 .

[0070] Regarding the first frame body 1 , a supporting portion 102 is provided at an end of the fixing portion 103 thereof, and the supporting portion 102 is fixedly connected to the fixing portion 103 .

[0071] A first contact surface 106 is disposed on one side of the fixing portion 103. Specifically, the first contact surface 106 is disposed on one side of the fixing portion 103 close to the first anti-slip positioning portion 104. Figure 3 The left side of the cross section of the middle fixing portion 103; the specific position is arranged above the first anti-slip positioning portion 104.

[0072] A second contact surface 107 is disposed on one side of the support portion 102. Specifically, the second contact surface 107 is disposed on one side of the support portion 102 passing through the fixing portion 103. Figure 3 The lower side of the middle support portion 102 plane.

[0073] The first contact surface 106 and the second contact surface 107 are arranged at a fixed angle. In this embodiment, the first contact surface 106 and the second contact surface 107 are arranged at 90 degrees, and a corresponding rounded corner is also arranged between the first contact surface 106 and the second contact surface 107 .

[0074] In this embodiment, the support portion 102 is disposed at the end of the fixing portion 103 and is fixedly connected to the fixing portion 103 , and the first contact surface is disposed on the fixing portion 103 , and the second contact surface 107 is disposed on the support portion 102 .

[0075] refer to Figure 3 A first mounting hole 105 is provided on the fixing portion 103 . The first mounting hole 105 is a through hole that runs through the entire fixing portion 103 in the thickness direction. Specifically, the first mounting hole 105 is provided in the first anti-slip positioning portion 104 .

[0076] In this embodiment, the fixing portion 103 is fixed to the second frame body 2 through a first mounting hole 105 provided on the fixing portion 103 .

[0077] Continue to refer Figure 3 In the first frame body 1, a clamping portion 101 is also provided. The clamping portion 101 is located at the top of the first frame body 1. The clamping portion 101 can form a groove with the supporting portion 102 for installing the photovoltaic module.

[0078] In this embodiment, the groove formed by the clamping portion 101 and the supporting portion 102 can clamp the photovoltaic module to ensure stable installation.

[0079] For the first anti-slip positioning portion 104, refer to Figure 3 , which mainly includes a plurality of convex strips, each adjacent convex strips are connected to each other in sequence; specifically, the distances between the plurality of convex strips are the same.

[0080] In this embodiment, a plurality of convex strips are connected in sequence to form a plurality of protrusions and grooves so as to be snap-fitted and fixed with the second anti-slip positioning portion 201 .

[0081] refer to Figure 4 , the second frame body 2, in addition to the above-mentioned side fixing part 203, also includes a connecting part 202, which is arranged between the two side fixing parts 203; the connecting part 202 can connect the two side fixing parts 203 on both sides. That is, the connecting part 203 of the second frame body 2 can connect the side fixing parts 203 on both sides.

[0082] A third contact surface 204 is also provided on the side fixing portion 203, and the third contact surface 204 is specifically provided on a side away from the connecting portion 203. In addition, an inner bending portion 206 is also provided on one side of the side fixing portion 203, and the inner bending portion 206 is fixedly connected to the side fixing portion 203, and the inner bending portion 206 is specifically provided on a side away from the connecting portion 202. A fourth contact surface 205 is provided between the side fixing portion 203 and the inner bending portion 206.

[0083] In this embodiment, the third contact surface 204 is arranged on the right side of the side fixing portion 203 located on the right side, and is also arranged on the left side of the side fixing portion located on the left side; specifically, it is arranged above the second anti-slip positioning portion 201. The fourth contact surface 205 is arranged on the outer surface; the third contact surface 204 and the fourth contact surface 205 are also arranged at a corresponding angle; in this embodiment, the third contact surface 204 and the fourth contact surface 205 are arranged at 90 degrees, and a rounded corner is arranged between the third contact surface 204 and the fourth contact surface 205.

[0084] In this embodiment, a third contact surface 204 and a fourth contact surface 205 are further provided on the second frame body 2 , and the third contact surface 204 and the fourth contact surface 205 can contact and abut against the first contact surface 106 and the second contact surface 107 of the first frame body 1 .

[0085] The second anti-slip positioning portion 201 is arranged on the side fixing portion 203, and its structure and size are the same as those of the first anti-slip positioning portion 104. It includes a plurality of convex strips, which are connected in sequence to form a plurality of protrusions and grooves so as to be snap-fitted and fixed with the first anti-slip positioning portion 104.

[0086] A second mounting hole 207 is defined on the side fixing portion 203 . The size of the second mounting hole 207 is the same as that of the first mounting hole 105 . The second mounting hole 207 penetrates through the side fixing portion 203 in the thickness direction.

[0087] In this embodiment, the second mounting hole 207 opened in the side fixing portion 203 can be positioned with the first mounting hole 105 and fixed by a fixing member.

[0088] refer to Figure 2The first mounting hole 105 on the first frame body 1 and the second mounting hole 207 on the second frame body 2 are connected by a fixing bolt 3. After the fixing bolt 3 passes through the first mounting hole 105 on the first frame body 1 and the second mounting hole 207 on the second frame body 2, a nut 3-2 is used to clamp and fix them.

[0089] In this embodiment, the first mounting hole 105 and the second mounting hole 207 are fixed by the fixing bolts 3, and the connection is more reliable.

[0090] refer to Figure 4 Different from Example 1, this embodiment discloses a photovoltaic module, which includes a photovoltaic panel 4 formed by encapsulating a photovoltaic module frame with an unobstructed back side in the above-mentioned Example 1; the photovoltaic module is mainly a photovoltaic panel 4 fixed by the photovoltaic module frame.

[0091] Those skilled in the art will appreciate that the embodiments of the present application may be provided as methods, systems, or computer program products. Therefore, the present application may adopt the form of a complete hardware embodiment, a complete software embodiment, or an embodiment combining software and hardware. Moreover, the present application may adopt the form of a computer program product implemented on one or more computer-usable storage media including but not limited to disk storage, CD-ROM, optical storage, etc., which contain computer-usable program codes.

Claims

1. A photovoltaic module frame with no obstruction on the back, It is characterized in that The invention comprises a first frame body (1) and a second frame body (2) fixedly connected to the first frame body (1), wherein the first frame body (1) comprises a fixing portion (103), and a first anti-slip positioning portion (104) is arranged on the fixing portion (103); the second frame body (2) comprises a side fixing portion (203), and a second anti-slip positioning portion (201) is arranged on the side fixing portion (203), and the first anti-slip positioning portion (104) and the second anti-slip positioning portion (201) are mutually engaged.

2. A photovoltaic module frame with no back shielding according to claim 1, It is characterized in that The end of the fixing portion (103) is fixedly connected to the supporting portion (102), a first contact surface (106) is provided on a side of the fixing portion (103) close to the first anti-slip positioning portion (104), and a second contact surface (107) is provided on a side of the supporting portion (102) close to the fixing portion (103).

3. A photovoltaic module frame with no back shielding according to claim 2, It is characterized in that The fixing portion (103) is provided with a first mounting hole (105), and the first mounting hole (105) penetrates the fixing portion (103) in a thickness direction.

4. A photovoltaic module frame with no back shielding according to claim 2 or 3, It is characterized in that The first frame body (1) further comprises a clamping portion (101), wherein the clamping portion (101) and the supporting portion (102) form a groove for accommodating a photovoltaic component.

5. A photovoltaic module frame with no back shielding according to claim 1, 2 or 3, It is characterized in that The first anti-slip positioning portion (104) comprises a plurality of convex strip portions, and the ends of adjacent convex strip portions are connected.

6. A photovoltaic module frame with no back shielding according to claim 3, It is characterized in that The second frame body (2) further comprises a connecting portion (202), wherein the connecting portion (202) is arranged between the two side fixing portions (203) and connects the two side fixing portions (203).

7. A photovoltaic module frame with no back shielding according to claim 6, It is characterized in that A third contact surface (204) is also provided on the side fixing portion (203), and the third contact surface (204) is provided on a side away from the connecting portion (202); an inner bending portion (206) is fixedly connected to the side of the side fixing portion (203) away from the connecting portion (202), and a fourth contact surface (205) is provided on the outer surface between the inner bending portion (206) and the side fixing portion (203).

8. A photovoltaic module frame with no back shielding according to claim 6, It is characterized in that The side fixing portion (203) is provided with a second mounting hole (207), and the second mounting hole (207) runs through the thickness direction of the side fixing portion (203).

9. A photovoltaic module frame with no back shielding according to claim 8, It is characterized in that The first mounting hole (105) and the second mounting hole (207) are fixed by fixing bolts (3) and tightening with nuts (3-2).

10. A photovoltaic module, It is characterized in that The photovoltaic assembly comprises a photovoltaic panel (4) formed by packaging a photovoltaic assembly frame with an unobstructed back side as described in any one of claims 1 to 9.

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