Assembly frame and photovoltaic assembly

Abstract

The utility model discloses an assembly frame and a photovoltaic assembly, which are applied to the photovoltaic technical field, the assembly frame comprises a frame body used for bearing a photovoltaic panel, the frame body is provided with a mounting groove and a supporting edge, the supporting edge is located on one side, departing from the mounting groove, of the frame body, and the supporting edge is provided with a plurality of fixing parts; the fastening assembly comprises a tensioning piece, a first reinforcing piece and a second reinforcing piece, the first reinforcing piece and the second reinforcing piece are located at the two ends of the tensioning piece, and the first reinforcing piece and the second reinforcing piece are installed on the two fixing parts respectively. According to the assembly frame provided by the utility model, the pressure borne by the frame body can be dispersed to the tensioning piece, and the anti-deformation capability of the frame body is effectively improved, so that the load level of the photovoltaic assembly is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to photovoltaic technology field especially relates to a component frame and photovoltaic module. BACKGROUND

[0002] In some bad weather conditions, for example, strong wind or hail weather, the photovoltaic module will be impacted, and the load capacity depends more on the combination of the frame, glass, support and other materials. The photovoltaic module includes a frame and a photovoltaic panel, and the photovoltaic panel includes a cell, a glass plate and a film. When the photovoltaic module is impacted, the cell is prone to hidden cracks, the glass plate is prone to breakage, and other problems, which leads to the failure of the photovoltaic module and cannot work normally, and seriously affects the service life of the photovoltaic module.

[0003] At present, the load failure of the photovoltaic module mainly has two forms: ① the frame is bent / broken; and ② the glass plate is deformed beyond the standard and the glass plate is broken. In the related art, the load capacity of the frame is increased by strengthening the load capacity of the frame and increasing the wall thickness of the key parts in the frame, or the deformation of the glass plate after being pressed is reduced by increasing the thickness of the glass plate, and the possibility of the glass plate being broken is reduced.

[0004] However, in the related art, the wall thickness of the key parts in the frame is increased, or the thickness of the glass plate is increased, which can improve the load capacity and impact resistance of the photovoltaic module, but the manufacturing cost of the photovoltaic module is also increased, which leads to a poor balance between the load capacity and the cost of the photovoltaic module.

[0005] Therefore, how to improve the load capacity of the photovoltaic module while reducing the cost is a technical problem to be solved by those skilled in the art. UTILITY MODEL CONTENT

[0006] The utility model aims at providing a frame and a photovoltaic module, which can effectively improve the impact resistance and ensure the reliability of the photovoltaic panel.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0008] A frame includes:

[0009] A frame body is used for bearing a photovoltaic panel, and the frame body is provided with a mounting groove and a supporting edge. The supporting edge is located on the side of the frame body away from the mounting groove, and the supporting edge is provided with a plurality of fixing parts.

[0010] A fastening assembly includes a tensioning member, a first reinforcing member and a second reinforcing member located at both ends of the tensioning member, and the first reinforcing member and the second reinforcing member are respectively installed on the two fixing parts.

[0011] In another aspect, the fastening assembly further comprises an adjusting knob for adjusting the tensioning member tension, the adjusting knob is mounted on the first reinforcing member and / or the second reinforcing member, and the tensioning member is wound on the adjusting knob.

[0012] In another aspect, the fixing portion is a fixing hole, the first reinforcing member and the second reinforcing member are each provided with an assembly hole, the assembly hole is connected with the fixing hole through a fastener, and the side of the first reinforcing member and the second reinforcing member away from each other is in an arc shape.

[0013] In another aspect, the frame body comprises a plurality of long frames and short frames, the long frames and the short frames are alternately arranged and surround to form a square structure, and both ends of each long frame are provided with at least one fixing portion.

[0014] In another aspect, the long frame comprises a first long frame and a second long frame, the first long frame is respectively provided with a first fixing portion and a second fixing portion at both ends, the second long frame is respectively provided with a third fixing portion and a fourth fixing portion at both ends, the first reinforcing member is connected with the first fixing portion or the second fixing portion, and the second reinforcing member is connected with the third fixing portion or the fourth fixing portion.

[0015] In another aspect, the frame body is further provided with a frame water leakage hole and / or a frame grounding hole.

[0016] A photovoltaic assembly comprises the component frame.

[0017] In another aspect, the photovoltaic assembly further comprises a photovoltaic panel, the photovoltaic panel comprises a front panel glass, a step is arranged around the first surface of the front panel glass, the step abuts against the slot opening of the mounting groove, a spacing is arranged between the step and the four peripheral edges of the front panel glass, and the outer surface of the step is flush with the first surface of the frame body.

[0018] In another aspect, the side of the step away from the mounting groove is provided with an arc-shaped transition surface, and the arc-shaped transition surface smoothly transitions from the first surface of the photovoltaic panel to the outer surface of the step.

[0019] In another aspect, the side of the step close to the mounting groove is provided with a limiting surface, and the limiting surface abuts against the slot opening of the mounting groove.

[0020] The utility model further provides a photovoltaic assembly comprising the component frame of any one of the above aspects.

[0021] The assembly frame provided by the utility model, through the setting of the fastening assembly, by the tension of the tensioning piece, the support edge of the frame body can be prevented from deforming, thereby the frame body is prevented from deforming to compress the photovoltaic panel in the mounting groove, the risk of the photovoltaic assembly bursting is reduced; meanwhile, the first reinforcing piece and the second reinforcing piece are used to fix the tensioning piece, the first reinforcing piece and the second reinforcing piece are used to realize the connection and fixation with the fixed part, and the assembly frame is convenient to disassemble and assemble.

[0022] The photovoltaic assembly provided by the utility model is provided with the above-mentioned assembly frame, and therefore, the photovoltaic assembly provided with the assembly frame should also have corresponding technical effects. BRIEF DESCRIPTION OF DRAWINGS

[0023] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the related technical scheme, the drawings needed to be used in the embodiment or the related technical description will be briefly introduced as follows, and obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained according to these drawings without creative labor.

[0024] Figure 1 It is a structure schematic view of a specific embodiment of the photovoltaic assembly provided by the utility model;

[0025] Figure 2 It is a structure schematic view of the fastening assembly in the photovoltaic assembly as shown in the figure; Figure 1

[0026] Figure 3 It is a structure schematic view of the photovoltaic panel in the photovoltaic assembly as shown in the figure; Figure 1

[0027] Figure 4 It is a partial sectional view of the photovoltaic assembly as shown in the figure. Figure 1

[0028] Reference signs:

[0029] ​​​Assembly frame 1; frame body 11; mounting groove 111; support edge 112; fixing portion 113; first fixing portion 1131; second fixing portion 1132; third fixing portion 1133; fourth fixing portion 1134; cavity 114; fastening assembly 12; tensioning member 121; first reinforcing member 122; second reinforcing member 123; adjusting knob 124; assembly hole 125; frame water leakage hole 126; frame grounding hole 127; photovoltaic panel 2; step 21; arc transition surface 22. DETAILED DESCRIPTION

[0030] The core of the utility model is to provide a kind of assembly frame and photovoltaic module, the reliability of photovoltaic module can be significantly improved, and impact resistance is increased.

[0031] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model.Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor are within the protection scope of the utility model.

[0032] In the embodiment, please refer to Figure 1 And Figure 2 , assembly frame 1 includes:

[0033] Frame body 11 is used to carry photovoltaic panel 2, and mounting groove 111 and support edge 112 are arranged on frame body 11, support edge 112 is located on the side of frame body 11 away from mounting groove 111, and a plurality of fixing portions 113 are arranged on support edge 112.

[0034] Fastening assembly 12 includes tensioning member 121 and first reinforcing member 122 and second reinforcing member 123 located at both ends of tensioning member 121, and first reinforcing member 122 and second reinforcing member 123 are respectively detachably connected to two fixing portions 113, and tensioning member 121 can be multiple, and first reinforcing member 122 and second reinforcing member 123 are respectively connected to one fixing portion 113.

[0035] Specifically, the frame body 11 is generally a metal piece with high strength, and a junction box is mounted on the frame body 11 to achieve electrical connection with the photovoltaic panel 2. The frame body 11 is square-shaped and matches the size of the photovoltaic panel 2. The frame body 11 is provided with an A face, a B face and a C face. The photovoltaic panel 2 is arranged close to the A face of the frame body 11. The outer circumferential surface of the frame body 11 is the C face. The support edge 112 is located on the C face of the frame body 11. The frame body 11 is further provided with a cavity 114. The mounting groove 111 and the support edge 112 are respectively located on two sides of the cavity 114. The fastening assembly 12 is detachably mounted on the frame body 11. Specifically, the fastening assembly 12 is connected with the support edge 112 of the frame body 11 through the first reinforcing piece 122 and the second reinforcing piece 123. The tensioning piece 121 is located between the first reinforcing piece 122 and the second reinforcing piece 123 to play a tensioning role. The tensioning piece 121 can be a steel wire or other metal wire. Of course, a non-metal wire with sufficient strength can also be used.

[0036] The assembly frame 1 provided by the utility model can avoid deformation of the support edge 112 of the frame body 11 by using the tension of the tensioning piece 121, thereby avoiding deformation of the frame body 11 to compress the photovoltaic panel 2 in the mounting groove 111 and reducing the risk of explosion of the photovoltaic assembly. At the same time, the first reinforcing piece 122 and the second reinforcing piece 123 are used to fix the tensioning piece 121. The first reinforcing piece 122 and the second reinforcing piece 123 are connected and fixed with the fixed part 113 to facilitate disassembly and assembly. The assembly frame 1 can disperse the pressure on the frame body 11 to the tensioning piece 121, effectively improve the anti-deformation ability of the frame body 11, and thereby improve the load level of the photovoltaic assembly.

[0037] In some embodiments, the fastening assembly 12 further comprises an adjusting knob 124 for adjusting the tension of the tensioning member 121, the adjusting knob 124 is mounted on the first reinforcing member 122 and / or the second reinforcing member 123, and the tensioning member 121 is wound on the adjusting knob 124; specifically, the tensioning member 121 is a rope or a wire, by winding on the adjusting knob 124, the tension of the tensioning member 121 can be changed by rotating the adjusting knob 124, to ensure the tensioning effect on the frame body 11; at the same time, since the adjusting knob 124 can change the length of the tensioning member 121, the fastening assembly 12 can be applied to frame bodies 11 of different specifications, that is, the fastening assembly 12 can be universal, realizing batch processing and reducing cost. Further, the tensioning member 121 can be a high-strength steel wire, fixed between the first reinforcing member 122 and the second reinforcing member 123 by a bolt, the tensioning member 121 is arranged in parallel, the number of the tensioning member 121 can be freely switched, and at least one end of the tensioning member 121 is provided with the adjusting knob 124, so that the tightness of the tensioning member 121 can be freely adjusted. By adjusting the number and tightness of the tensioning member 121, various load conditions can be adapted.

[0038] In some embodiments, the fixing portion 113 is a fixing hole, the first reinforcing member 122 and the second reinforcing member 123 are each provided with an assembly hole 125, and the assembly hole 125 is connected with the fixing hole by a fastener; the fastener can be a bolt and nut matched fastener, which is convenient to disassemble and assemble; further, the side of the first reinforcing member 122 and the second reinforcing member 123 away from each other is in a circular arc shape, which is arranged to facilitate the angle adjustment of the first reinforcing member 122 and the second reinforcing member 123, that is, the installation angle of the first reinforcing member 122 and the second reinforcing member 123 can be selected as needed, that is, the extension direction of the tensioning member 121 can be selected as needed.

[0039] In some embodiments, the frame body 11 comprises a plurality of long frames and short frames, the long frames and the short frames are arranged alternately and surround to form a square structure, and each long frame is provided with at least one fixing portion 113 at both ends; specifically, the first reinforcing member 122 and the second reinforcing member 123 can be arranged on the same long frame, or can be arranged on different long frames, or the first reinforcing member 122 and the second reinforcing member 123 can be arranged on a long frame and a short frame respectively, that is, the extension direction of the fastener can be parallel to the long frame, or parallel to the short frame, or can be arranged inclined relative to the long frame or the short frame, to adapt to the use requirements in different application scenarios.

[0040] In some embodiments, the long side frame includes a first long side frame and a second long side frame, two ends of the first long side frame are respectively provided with a first fixing part 1131 and a second fixing part 1132, and two ends of the second long side frame are respectively provided with a third fixing part 1133 and a fourth fixing part 1134; the first reinforcing part 122 is connected with the first fixing part 1131 or the second fixing part 1132, and the second reinforcing part 123 is connected with the third fixing part 1133 or the fourth fixing part 1134; specifically, by providing the fixing part 113 at the two ends of the first long side frame and the second long side frame, when the first reinforcing part 122 and the second reinforcing part 123 are connected with the first fixing part 1131 and the second fixing part 1132 respectively or connected with the third fixing part 1133 and the fourth fixing part 1134 respectively, the tensioning part 121 at this time is parallel to the long side frame, which is mainly used for limiting the deformation of the long side frame, when the first reinforcing part 122 and the second reinforcing part 123 are connected with the first fixing part 1131 and the third fixing part 1133 respectively or connected with the second fixing part 1132 and the fourth fixing part 1134 respectively, the tensioning part 121 at this time is parallel to the short side frame, which is mainly used for limiting the deformation of the short side frame; of course, the first reinforcing part 122 and the second reinforcing part 123 can also be connected with the first fixing part 1131 and the fourth fixing part 1134 respectively, or the first reinforcing part 122 and the second reinforcing part 123 can also be connected with the second fixing part 1132 and the third fixing part 1133 respectively; the above arrangement can avoid setting the fixing part 113 on the short side frame, reduce the number of punching holes, and reduce the influence on the strength of the frame body 11; of course, the fixing part 113 can also be arranged on the long side frame and the short side frame respectively according to needs.

[0041] The above arrangement can disperse the frame stress and limit the deformation of the photovoltaic module, reduce stress concentration, and improve the load level of the module when the photovoltaic module is stressed and the frame body 11 is bent, and the stress of the photovoltaic module is concentrated on the middle region and the frame body 11; the number of fastening assemblies 12 can be one or more, which can be selected according to the use environment of the photovoltaic panel 2.

[0042] In some embodiments, the frame body 11 is further provided with a frame water leakage hole 126 and / or a frame grounding hole 127; the frame water leakage hole 126 can quickly discharge the liquid entering the frame body 11, reducing the influence on the photovoltaic panel 2; and the frame grounding hole 127 is used for penetrating the grounding cable.

[0043] In addition to the above-mentioned module frame 1, the utility model also provides a photovoltaic module comprising the above-mentioned module frame 1.

[0044] In some embodiments, referring to Figure 3 and Figure 4 , the photovoltaic module further comprises a photovoltaic panel 2, the photovoltaic panel 2 comprises a front panel glass, a first side of the front panel glass is provided with a step 21, the step 21 abuts with the slot opening of the mounting groove 111, and a gap is provided between the step 21 and the peripheral edge of the photovoltaic panel 2, facilitating insertion into the mounting groove 111; specifically, the photovoltaic panel 2 is processed by a cell piece, a glass plate and a film, and then is mounted in the mounting groove 111 of the frame body 11, the glass plate comprises a front panel glass and a back panel glass, the front panel glass is a transparent cover plate of a light-receiving surface, and the front panel glass is close to the A surface of the frame body; the step 21 is located on the front panel glass.

[0045] In some embodiments, the outer surface of the step 21 is flush with the first surface of the frame body 11; the surface of the step 21 refers to the outer surface of the step 21, that is, the side of the step 21 away from the photovoltaic panel 2, and the first surface of the frame body 11 refers to the A surface of the frame body 11; in this way, the concave-convex structure is avoided between the step 21 and the first surface of the frame body 11, and the accumulation of dust and sundries is reduced.

[0046] In some embodiments, the side of the step 21 away from the mounting groove 111 is provided with an arc-shaped transition surface 22, and the arc-shaped transition surface 22 smoothly transitions from the first surface of the photovoltaic panel 2 to the outer surface of the step 21; specifically, the arc-shaped transition surface 22 is provided to prevent dust and sundries from accumulating and to facilitate cleaning; specifically, the step 21 is located on the glass plate, a protruding design is added to the edge of the glass plate, the protruding position is close to the edge of the mounting groove 111 of the frame body 11, and the part of the photovoltaic panel 2 inserted into the mounting groove 111 is normally designed; most of the photovoltaic panel 2 is made of glass, which is easily damaged by external impact, and the most vulnerable area is the periphery; by inserting the edge of the photovoltaic panel 2 into the mounting groove 111, the step 21 abuts with the slot opening of the mounting groove 111, which greatly improves the impact resistance of the photovoltaic panel 2, and the protruding height of the surface of the step 21 is close to the height of the first surface of the frame body 11, or the protruding height of the surface of the step 21 is flush with the height of the first surface of the frame body 11; the design of the arc-shaped transition surface 22 can prevent dust accumulation on the surface of the photovoltaic module when the photovoltaic module is installed at an inclination, so that the dust accumulation is not blocked by the frame body 11, and the cleaning frequency of the photovoltaic module and the risk of hot spot occurrence can be reduced.

[0047] In some embodiments, referring to Figure 4 , the side of the step 21 close to the mounting groove 111 is provided with a limiting surface, which can be a right-angled corner surface, and the limiting surface abuts with the slot opening of the mounting groove 111; specifically, the limiting surface abuts with the slot opening of the mounting groove 111, which can reduce the gap between the step 21 and the slot opening of the mounting groove 111, thereby effectively reducing the dust or water entering the mounting groove 111.

[0048] The photovoltaic module, by setting the step 21 protrusion on the glass plate of the photovoltaic panel 2, the step 21 height is close to the A surface height of the frame body 11, enhances the impact resistance while matching the arc transition surface 22 design, realizes the dust prevention function, and the glass plate part thickness inserted into the frame body 11 mounting groove 111 is unchanged, without changing the design of the frame body 11, when the photovoltaic panel 2 is laminated, it is also unnecessary to customize the laminated frame, without additional cost increase.

[0049] The other parts of the photovoltaic module structure please refer to the related technology, this article will not be elaborated.

[0050] Each embodiment in the specification is described in a progressive manner, and each embodiment focuses on the difference from other embodiments. The same or similar parts between each embodiment can be referred to each other.

[0051] The above describes the assembly frame provided by the utility model in detail. The principle and implementation mode of the utility model are described by applying specific examples in this paper. The above embodiment is only used to help understand the method and core idea of the utility model. It should be pointed out that for ordinary skilled persons in the technical field, some improvements and modifications can be made to the utility model without departing from the principle of the utility model. These improvements and modifications also fall within the protection scope of the utility model.

Claims

1. An assembly frame, characterized in that, The application relates to a component frame (1) for a photovoltaic panel (2), which comprises: a frame body (11) for bearing the photovoltaic panel (2), wherein the frame body (11) is provided with a mounting groove (111) and a supporting edge (112), the supporting edge (112) is located on the side of the frame body (11) away from the mounting groove (111), and a plurality of fixing portions (113) are arranged on the supporting edge (112); and a fastening assembly (12) comprising a tensioning member (121) and first and second reinforcing members (122 and 123) arranged at the two ends of the tensioning member (121), wherein the first and second reinforcing members (122 and 123) are respectively arranged on the two fixing portions (113). The fastening assembly (12) further comprises an adjusting knob (124) for adjusting the tensioning force of the tensioning member (121), the adjusting knob (124) is arranged on the first reinforcing member (122) and / or the second reinforcing member (123), and the tensioning member (121) is wound around the adjusting knob (124). The fixing portion (113) is a fixing hole, the first reinforcing member (122) and the second reinforcing member (123) are respectively provided with an assembly hole (125), the assembly hole (125) is connected with the fixing hole through a fastener, and the side of the first reinforcing member (122) and the second reinforcing member (123) away from each other is in an arc shape.

2. The assembly frame of claim 1, wherein, The frame body (11) comprises a plurality of long frames and short frames, the long frames and the short frames are alternately arranged and surround a square structure, and at least one fixing portion (113) is arranged at the two ends of each long frame.

3. The assembly frame of claim 1, wherein, The long frame comprises a first long frame and a second long frame, the two ends of the first long frame are respectively provided with a first fixing portion (1131) and a second fixing portion (1132), the two ends of the second long frame are respectively provided with a third fixing portion (1133) and a fourth fixing portion (1134), the first reinforcing member (122) is connected with the first fixing portion (1131) or the second fixing portion (1132), and the second reinforcing member (123) is connected with the third fixing portion (1133) or the fourth fixing portion (1134).

4. The assembly frame of claim 1, wherein, The frame body (11) is further provided with a frame water leakage hole (126) and / or a frame grounding hole (127).

5. The assembly frame of claim 4, wherein, The component frame (1) is the component frame according to any one of claims 1 to 6.

6. The assembly frame of claim 1, wherein, The application further relates to a photovoltaic panel (2), which comprises a front panel glass, a step (21) is arranged around the first surface of the front panel glass, the step (21) abuts against the groove opening of the mounting groove (111), a spacing is arranged between the step (21) and the peripheral edge of the front panel glass, and the outer surface of the step (21) is flush with the first surface of the frame body (11).

7. A photovoltaic module comprising a module frame (1), characterized in that An arc-shaped transition surface (22) is arranged on the side of the step (21) away from the mounting groove (111), and the arc-shaped transition surface (22) is smoothly connected between the first surface of the photovoltaic panel (2) and the outer surface of the step (21).

8. The photovoltaic module of claim 7, wherein, ​ 9. The photovoltaic module of claim 8, wherein, ​ 10. The photovoltaic module of claim 8, wherein, The step (21) is provided with a limiting surface near one side of the mounting groove (111), and the limiting surface abuts with the slot of the mounting groove (111).

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