Frame of photovoltaic module and photovoltaic module

By designing three- or four-layer stacked structures in the photovoltaic module frame, the problem of insufficient bending and torsional resistance of the frame is solved, the strength and stability of the frame are improved, and deformation or cracking is prevented.

CN223816132UActive Publication Date: 2026-01-20CHANGSHU CANADIAN SOLAR ELECTRIC POWER TECHCO +1
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Patent Information

Application Number
CN202422646133.8
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-10-31
Publication Date
2026-01-20
Estimated Expiration
2034-10-31

AI Technical Summary

Technical Problem

The frames of existing photovoltaic modules have poor bending and torsional resistance, and are prone to deformation or cracking when subjected to stress for a long time, affecting installation stability.

Method used

A frame for a photovoltaic module is designed, which adopts a first interlocking part, an inner frame body and an outer frame body to form at least three layers of stacked structure, and forms at least four layers of stacked structure through the stacked part, the inner frame body and the outer frame body, so as to improve the strength and stability of the connection position.

Benefits of technology

The overall strength of the frame is enhanced, preventing deformation or cracking at the top or bottom edges and improving the installation stability of the photovoltaic panel.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a photovoltaic assembly frame and a photovoltaic assembly, the photovoltaic assembly frame comprises an outer frame, the outer frame comprises an outer frame main body and a first occlusion part, one end of the outer frame main body is provided with the first occlusion part, and the outer frame main body and the first occlusion part jointly form an occlusion groove; the inner frame is arranged on the inner side of the outer frame, the inner frame and the outer frame are integrally formed, the inner frame comprises an inner frame main body and a stacking part, a mounting groove is formed in the inner frame main body and used for mounting a photovoltaic piece, one end of the inner frame main body is arranged in the meshing groove, and the other end of the inner frame main body is provided with the stacking part; the other end, opposite to the inner frame body, of the stacking part is bent and connected with the other end of the outer frame body. Wherein the first meshing part, the inner frame main body and the outer frame main body form at least three layers of laminated structures, and the laminated part, the inner frame main body and the outer frame main body form at least four layers of laminated structures. Therefore, the strength of the frame can be improved, and the top edge or the bottom edge of the frame can be prevented from being deformed or broken.
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Description

TECHNICAL FIELD

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

[0002] In prior art, the bending and torsion resistance of the frame of photovoltaic module is poor, the frame is easy to deform in long time stress process, which affects the stability of photovoltaic panel installation, and the edge position of the frame is easy to be extruded by external force and deform or break. SUMMARY

[0003] The utility model discloses at least one of the technical problems in prior art is solved, for this, the utility model provides a frame of photovoltaic module, the first engagement portion, the inner frame main part and the outer frame main part form at least three layers of laminated structure in the frame of photovoltaic module, not only can improve the strength of the first engagement portion, the inner frame main part and the outer frame main part laminated position, also can make the edge position of the inner frame main part more stable, still, the laminated portion, the inner frame main part and the outer frame main part form at least four layers of laminated structure, thereby can improve the strength of the laminated portion, the inner frame main part and the outer frame main part connecting position, also can avoid the deformation or break of the top or bottom edge of the frame.

[0004] The utility model discloses still provides a photovoltaic module.

[0005] According to the frame of photovoltaic module of the utility model first aspect embodiment, include: the outer frame, the outer frame includes: the outer frame main part and the first engagement portion, one end of the outer frame main part is provided with the first engagement portion, the outer frame main part and the first engagement portion are formed with the engagement groove in common, the inner frame is arranged in the inner side of the outer frame and is integrally formed with the outer frame, and the inner frame includes: the inner frame main part and the laminated portion, the inner frame main part is formed with the installation groove, and the installation groove is used for installing photovoltaic piece, one end of the inner frame main part is arranged in the engagement groove, and the other end is provided with the laminated portion, the laminated portion is bent to be arranged relative to the other end of the inner frame main part and is connected with the other end of the outer frame main part, wherein the first engagement portion, the inner frame main part and the outer frame main part form at least three layers of laminated structure, and the laminated portion, the inner frame main part and the outer frame main part form at least four layers of laminated structure.

[0006] Therefore, the first engagement portion, the inner frame main part and the outer frame main part form at least three layers of laminated structure in the frame of photovoltaic module, not only can improve the strength of the first engagement portion, the inner frame main part and the outer frame main part laminated position, also can make the edge position of the inner frame main part more stable, still, the laminated portion, the inner frame main part and the outer frame main part form at least four layers of laminated structure, thereby can improve the strength of the laminated portion, the inner frame main part and the outer frame main part connecting position, also can avoid the deformation or break of the top or bottom edge of the frame.

[0007] According to some embodiments of the present application, the laminated portion comprises: a first laminated portion, one end of the first laminated portion is connected to the other end of the inner frame body and is arranged to be bent relative to the other end; a second laminated portion, one end of the second laminated portion is connected to the first laminated portion and is arranged to be bent relative to the first laminated portion, and the other end of the second laminated portion is connected to the other end of the outer frame body.

[0008] According to some embodiments of the present application, the inner frame body comprises: a mounting portion, the mounting portion is formed with the mounting groove; a support portion; a connecting portion, the connecting portion is connected between the mounting portion and the support portion; wherein one end of one of the mounting portion and the support portion is arranged in the occlusal groove, and the other of the mounting portion and the support portion is connected with the laminated portion.

[0009] According to some embodiments of the present application, the outer frame body comprises: a first top plate; a first side plate, one end of the first side plate is connected to the first top plate and is arranged to be bent relative to the first top plate, and the mounting portion is arranged on the inner side of the first top plate and the first side plate; a first bottom plate, the first bottom plate is connected to the other end of the first side plate and is arranged to be bent relative to the first side plate, and the support portion is arranged on the inner side of the first bottom plate; wherein one of the first top plate and the first bottom plate is provided with the first occlusal portion, and the other of the first top plate and the first bottom plate is connected with the laminated portion.

[0010] According to some embodiments of the present application, the mounting portion is provided with the laminated portion, the laminated portion is located in the mounting groove and connected with the first top plate, the first bottom plate is provided with the first occlusal portion, and one end of the support portion is arranged in the occlusal groove.

[0011] According to some embodiments of the present application, the support portion is provided with the laminated portion, the laminated portion is arranged on the side of the support portion away from the first bottom plate, the first top plate is provided with the first occlusal portion, and one end of the mounting portion is arranged in the occlusal groove.

[0012] According to some embodiments of the present application, the mounting portion comprises: a second top plate, which is attached to the inner side of the first top plate; a second side plate, one end of which is connected to the second top plate and is bent relative to the second top plate, and which is attached to the inner side of the first side plate; and a second bottom plate, one end of which is connected to the other end of the second side plate and is bent relative to the second side plate, and the other end of which is connected to the connecting portion.

[0013] According to some embodiments of the present application, the first top plate comprises a first horizontal plate and a first inclined plate, the first horizontal plate is connected to the first side plate, and the first inclined plate is connected to the first horizontal plate and is inclined relative to the first horizontal plate; the second top plate comprises a second horizontal plate and a second inclined plate, the second horizontal plate is connected to the second side plate, and the second inclined plate is connected to the second horizontal plate and is inclined relative to the second horizontal plate, the second horizontal plate is attached to the inner side of the first horizontal plate, and the second inclined plate is attached to the inner side of the first inclined plate; wherein one of the first inclined plate and the first bottom plate is provided with the first occlusal portion, and the other of the first inclined plate and the first bottom plate is connected to the laminated portion.

[0014] According to some embodiments of the present application, the connecting portion is spaced apart from the first side plate, a cavity is formed between the first side plate, the first bottom plate, the second bottom plate and the connecting portion, and the cavity is used for mounting an angle code piece.

[0015] According to the photovoltaic module of the second aspect of the present application, the frame of the photovoltaic module is provided.

[0016] Additional aspects and advantages of the present application will be given in part in the following description, some of which will become apparent from the following description, or will be learned by practice of the present application. BRIEF DESCRIPTION OF DRAWINGS

[0017] The above and / or additional aspects and advantages of the present application will become apparent and more readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

[0018] Figure 1 is a structural schematic view of the frame of the photovoltaic module according to the embodiments of the present application;

[0019] Figure 2 is a structural schematic view of the frame top containing a four-layer laminated structure according to the embodiments of the present application;

[0020] Figure 3 is a structural schematic view of a frame according to another embodiment of the present application;

[0021] Figure 4 is a structural schematic view of a frame bottom containing a four-layer laminated structure according to another embodiment of the present application.

[0022] Reference signs:

[0023] 100, frame;

[0024] 10, outer frame; 101, outer frame body; 1011, first top plate; 10111, first horizontal plate; 10112, first inclined plate;

[0025] 1012, first side plate; 1013, first bottom plate;

[0026] 102, first clamping portion;

[0027] 20, clamping groove;

[0028] 30, inner frame;

[0029] 31, inner frame body; 311, mounting portion; 3111, second top plate; 31111, second horizontal plate; 31112, second inclined plate;

[0030] 3112, second side plate; 3113, second bottom plate;

[0031] 312, support portion; 313, connecting portion;

[0032] 32, laminated portion; 321, first laminated portion; 322, second laminated portion;

[0033] 40, mounting groove;

[0034] 50, cavity; 60, three-layer laminated structure; 70, four-layer laminated structure. DETAILED DESCRIPTION

[0035] The embodiments of the present application will be described in detail below, and the embodiments described with reference to the accompanying drawings are exemplary, and the embodiments of the present application will be described in detail below.

[0036] The embodiments of the present application will be described in detail below, and the embodiments described with reference to the accompanying drawings are exemplary, and the embodiments of the present application will be described in detail below. Figures 1-4 The frame 100 of the photovoltaic module according to the embodiments of the present application is described below.

[0037] Referring to Figures 1-4As shown, the frame 100 of the photovoltaic module in the first aspect of the utility model comprises: an outer frame 10 and an inner frame 30, the outer frame 10 comprises: an outer frame main body 101 and a first engaging portion 102, one end of the outer frame main body 101 is provided with the first engaging portion 102, the outer frame main body 101 and the first engaging portion 102 are jointly formed with an engaging groove 20, the inner frame 30 is arranged on the inner side of the outer frame 10, and the inner frame 30 is integrally formed with the outer frame 10, the inner frame 30 comprises: an inner frame main body 31 and a laminated portion 32, the inner frame main body 31 is formed with a mounting groove 40, the mounting groove 40 is used for mounting a photovoltaic sheet, one end of the inner frame main body 31 is arranged in the engaging groove 20, and the other end of the inner frame main body 31 is provided with the laminated portion 32, the laminated portion 32 is arranged in a bent mode relative to the other end of the inner frame main body 31, and the laminated portion 32 is connected with the other end of the outer frame main body 101, wherein the first engaging portion 102, the inner frame main body 31 and the outer frame main body 101 form at least three layers of laminated structure 60, and the laminated portion 32, the inner frame main body 31 and the outer frame main body 101 form at least four layers of laminated structure 70.

[0038] Specifically, the bending resistance and torsion resistance of the frame of the conventional photovoltaic module are poor, the frame is prone to deformation in the long-time stress process, thereby affecting the stability of the photovoltaic panel installation, and the edge position of the frame is prone to deformation or rupture under the extrusion of external force.

[0039] Therefore, the frame 100 of the photovoltaic module needs to be optimized and designed, one end of the outer frame main body 101 of the frame 100 of the photovoltaic module is provided with the first engaging portion 102, the outer frame main body 101 and the first engaging portion 102 are jointly formed with the engaging groove 20, the engaging groove 20 can provide accommodation space for the edge of one end of the inner frame main body 31, and the one end of the inner frame main body 31 can be conveniently inserted into the engaging groove 20, so that the one end of the inner frame main body 31 can be conveniently pressed.

[0040] Moreover, the inner frame 30 is integrally formed with the outer frame 10, the inner frame 30 is arranged in a folded mode relative to the outer frame 10, and part of the inner frame 30 is attached to the outer frame 10, so that a multilayer structure can be formed, thereby improving the overall strength of the frame 100.

[0041] Further, the inner frame 30 mainly comprises the inner frame main body 31 and the laminated portion 32, the other end of the inner frame main body 31 is provided with the laminated portion 32, and the local strength of the inner frame main body 31 can be further increased. The laminated portion 32 is arranged in a bent mode relative to the other end of the inner frame main body 31, so that the laminated portion 32 can be laminated with part of the inner frame main body 31 to form a multilayer structure, thereby increasing the strength of the connection between the laminated portion 32 and the inner frame main body 31.

[0042] Further, the first engaging portion 102, the inner frame body 31 and the outer frame body 101 form at least three-layered laminated structure 60, and the position of the at least three-layered laminated structure 60, i.e. the edge closing position of the inner frame body 31, wherein the first engaging portion 102 is laminated with a part of the inner frame body 31 and a part of the outer frame body 101, can be at least three-layered laminated structure 60, thus the strength of the laminated position of the first engaging portion 102, the inner frame body 31 and the outer frame body 101 can be improved, and the edge closing position of the inner frame body 31 can be more stable.

[0043] Further, the laminated portion 32, the inner frame body 31 and the outer frame body 101 form at least four-layered laminated structure 70, thus the contact area of the laminated portion 32 and the inner frame body 31 can be increased, and thus the strength of the connecting position of the laminated portion 32, the inner frame body 31 and the outer frame body 101 can be improved. Further, when the laminated portion 32 is arranged in the mounting groove 40 formed by the inner frame body 31, the laminated portion 32 can block the adhesive in the mounting groove 40, thus the adhesive in the mounting groove 40 can be prevented from overflowing.

[0044] Therefore, the first engaging portion 102, the inner frame body 31 and the outer frame body 101 of the frame 100 of the photovoltaic module form at least three-layered laminated structure 60, thus the strength of the laminated position of the first engaging portion 102, the inner frame body 31 and the outer frame body 101 can be improved, and the edge closing position of the inner frame body 31 can be more stable. Further, the laminated portion 32, the inner frame body 31 and the outer frame body 101 form at least four-layered laminated structure 70, thus the strength of the connecting position of the laminated portion 32, the inner frame body 31 and the outer frame body 101 can be improved, and the deformation or rupture of the top or bottom edge of the frame 100 can be avoided.

[0045] According to some embodiments of the present application, as shown in Figure 2 and Figure 3 The laminated portion 32 comprises: a first laminated portion 321 and a second laminated portion 322, one end of the first laminated portion 321 is connected to the other end of the inner frame body 31, and the one end of the first laminated portion 321 is arranged to be bent relative to the other end, one end of the second laminated portion 322 is connected to the first laminated portion 321, and the one end of the second laminated portion 322 is arranged to be bent relative to the first laminated portion 321, and the other end of the second laminated portion 322 is connected to the other end of the outer frame body 101.

[0046] The one end of the first laminated portion 321 is arranged to be bent relative to the other end of the inner frame body 31, thus the contact area of the first laminated portion 321 and the inner frame body 31 can be increased, and the connecting strength of the first laminated portion 321 and the inner frame body 31 can be increased.

[0047] Further, one end of the second layer stack 322 is arranged to be bent relative to the first layer stack 321, so that the contact area of the first layer stack 321 and the second layer stack 322 can be increased, thereby the strength of the connection between the first layer stack 321 and the second layer stack 322 can be improved.

[0048] According to some embodiments of the present application, Figure 2 and Figure 3 As shown in the drawings, the inner frame body 31 comprises: a mounting portion 311, a supporting portion 312 and a connecting portion 313, the mounting portion 311 is formed with a mounting groove 40, and the connecting portion 313 is connected between the mounting portion 311 and the supporting portion 312 in a bent manner, wherein one end of one of the mounting portion 311 and the supporting portion 312 is arranged in the engagement groove 20, and the other of the mounting portion 311 and the supporting portion 312 is connected with the layer stack 32.

[0049] The mounting portion 311 is formed with a mounting groove 40 for mounting the photovoltaic panel, one end of one of the mounting portion 311 and the supporting portion 312 is arranged in the engagement groove 20, and the other of the mounting portion 311 and the supporting portion 312 is connected with the layer stack 32, that is, when one end of the mounting portion 311 is arranged in the engagement groove 20, correspondingly, the supporting portion 312 is connected with the layer stack 32, as shown in the drawings, one end of the mounting portion 311 extends into the engagement groove 20, so that one end of the mounting portion 311 is pressed in the engagement groove 20, thereby the edge of the inner frame body 31 can be closed. Figure 3

[0050] Alternatively, one end of the supporting portion 312 is arranged in the engagement groove 20, correspondingly, the mounting portion 311 is connected with the layer stack 32, as shown in the drawings, one end of the supporting portion 312 extends into the engagement groove 20, one end of the supporting portion 312 is pressed in the engagement groove 20, thereby the edge of the inner frame body 31 can also be closed. Figure 2

[0051] ​​According to some embodiments of the utility model, the outer frame main body 101 includes: a first top plate 1011, a first side plate 1012 and a first bottom plate 1013, one end of the first side plate 1012 is connected to the first top plate 1011, and the one end of the first side plate 1012 is bently arranged relative to the first top plate 1011, the mounting portion 311 is arranged on the inner side of the first top plate 1011 and the first side plate 1012, the first bottom plate 1013 is connected to the other end of the first side plate 1012, and the first bottom plate 1013 is bently arranged relative to the first side plate 1012, and the support portion 312 is attached to the inner side of the first bottom plate 1013, wherein one of the first top plate 1011 and the first bottom plate 1013 is provided with a first engagement portion 102, and the other of the first top plate 1011 and the first bottom plate 1013 is connected with the laminated portion 32.

[0052] The mounting portion 311 is arranged on the inner side of the first top plate 1011 and the first side plate 1012, and the mounting portion 311 is connected and matched with the first top plate 1011 and the first side plate 1012 respectively, so that the strength of the mounting portion 311 can be further increased.

[0053] The support portion 312 is attached to the inner side of the first bottom plate 1013, so that the contact area of the support portion 312 and the first bottom plate 1013 can be increased, and thus the strength of the bottom of the frame 100 can be improved.

[0054] Furthermore, one of the first top plate 1011 and the first bottom plate 1013 is provided with a first engagement portion 102, and the other of the first top plate 1011 and the first bottom plate 1013 is connected with the laminated portion 32, that is, as shown in the drawings, when the first top plate 1011 is provided with the first engagement portion 102, correspondingly, the first bottom plate 1013 is connected with the laminated portion 32, so that the upper end of the inner frame main body 31 can be pressed and closed at the first engagement portion 102, and the strength of the connection position of the first bottom plate 1013 and the laminated portion 32 can also be increased. Figure 3

[0055] Or, as shown in the drawings, when the first bottom plate 1013 is provided with the first engagement portion 102, correspondingly, the first top plate 1011 is connected with the laminated portion 32, so that the lower end of the inner frame main body 31 can be pressed and closed at the first engagement portion 102, and the strength of the connection position of the first top plate 1011 and the laminated portion 32 can also be increased. Figure 2 According to some embodiments of the utility model, as shown in the drawings, the mounting portion 311 is provided with the laminated portion 32, the laminated portion 32 is located in the mounting groove 40, and the laminated portion 32 is connected with the first top plate 1011, the first bottom plate 1013 is provided with the first engagement portion 102, and one end of the support portion 312 is arranged in the engagement groove 20.

[0056] Figure 1 Figure 2 ​​​​

[0057] The mounting portion 311 is provided with a laminated portion 32, which can not only increase the strength of the mounting portion 311, but also prevent the mounting portion 311 from deforming, thereby playing a role in protecting the photovoltaic panel. Moreover, the laminated portion 32 is arranged to extend downward in the mounting groove 40, which can play a role in blocking the adhesive in the mounting groove 40, thereby preventing the adhesive in the mounting groove 40 from overflowing.

[0058] In addition, the first engaging portion 102 is arranged to be bent relative to the first bottom plate 1013, and the first engaging portion 102 and the first bottom plate 1013 form an engaging groove 20, and one end of the supporting portion 312 is arranged in the engaging groove 20, so that the one end of the supporting portion 312 is pressed and fixed in the engaging groove 20 to complete the edge closing, thereby avoiding the influence on the photovoltaic panel during installation.

[0059] According to some embodiments of the present application, as shown in Figure 3 and Figure 4 The supporting portion 312 is provided with a laminated portion 32, which is arranged on the side of the supporting portion 312 away from the first bottom plate 1013, and the first top plate 1011 is provided with a first engaging portion 102, and one end of the mounting portion 311 is arranged in the engaging groove 20.

[0060] The laminated portion 32 is arranged on the side of the supporting portion 312 away from the first bottom plate 1013, and since the side of the supporting portion 312 away from the first bottom plate 1013, i.e. the edge of the bottom of the frame 100, is prevented from deforming or breaking, the laminated portion 32 is arranged on the side of the supporting portion 312 away from the first bottom plate 1013, which can increase the strength of the bottom of the frame 100.

[0061] In addition, the first engaging portion 102 is arranged to be bent relative to the first top plate 1011, and the first engaging portion 102 and the first top plate 1011 form an engaging groove 20, and one end of the mounting portion 311 is arranged in the engaging groove 20, so that the one end of the mounting portion 311 is pressed and fixed in the engaging groove 20 to complete the edge closing, thereby avoiding the influence of external factors such as external force, and also avoiding the loosening of the first engaging portion 102 and the one end of the mounting portion 311.

[0062] According to some embodiments of the present application, as shown in Figure 3 and Figure 4As shown, the mounting portion 311 comprises a second top plate 3111, a second side plate 3112 and a second bottom plate 3113, the second top plate 3111 is attached to the inner side of the first top plate 1011, one end of the second side plate 3112 is connected to the second top plate 3111, and the other end of the second side plate 3112 is bent relative to the second top plate 3111 and is attached to the inner side of the first side plate 1012, one end of the second bottom plate 3113 is connected to the other end of the second side plate 3112, and the other end of the second bottom plate 3113 is connected to the connecting portion 313, wherein one end of the second top plate 3111 and the support portion 312 is arranged in the occlusal groove 20, and the other end of the second top plate 3111 and the support portion 312 is connected to the laminated portion 32.

[0063] Specifically, the mounting portion 311 mainly comprises a second top plate 3111, a second side plate 3112 and a second bottom plate 3113, the second top plate 3111 is attached to the inner side of the first top plate 1011, which can increase the strength of the top of the mounting portion 311, and the second side plate 3112 is attached to the inner side of the first side plate 1012, which can increase the overall strength of the first side plate 1012 and the second side plate 3112.

[0064] Further, one end of the second top plate 3111 and the support portion 312 is arranged in the occlusal groove 20, and the other end of the second top plate 3111 and the support portion 312 is connected to the laminated portion 32, that is, as shown in the first embodiment, Figure 3 As shown, when one end of the second top plate 3111 is arranged in the occlusal groove 20, the support portion 312 is connected to the laminated portion 32, so that one end of the second top plate 3111 can be pressed and closed in the occlusal groove 20, and the strength of the connection between the support portion 312 and the laminated portion 32 can be improved.

[0065] According to some embodiments of the present application, Figure 3 and Figure 4As shown, the first top plate 1011 comprises a first horizontal plate 10111 connected with the first side plate 1012 and a first inclined plate 10112 connected with the first horizontal plate 10111 and inclined relative to the first horizontal plate 10111, and the second top plate 3111 comprises a second horizontal plate 31111 connected with the second side plate 3112 and a second inclined plate 31112 connected with the second horizontal plate 31111 and inclined relative to the second horizontal plate 31111, and the second horizontal plate 31111 is attached to the inner side of the first horizontal plate 10111 and the second inclined plate 31112 is attached to the inner side of the first inclined plate 10112, wherein one of the first inclined plate 10112 and the first bottom plate 1013 is provided with the first engaging part 102 and the other of the first inclined plate 10112 and the first bottom plate 1013 is connected with the laminated part 32.

[0066] Specifically, the first top plate 1011 mainly comprises the first horizontal plate 10111 and the first inclined plate 10112, and the first inclined plate 10112 is inclined downward by no more than 15 degrees relative to the first horizontal plate 10111, and since the second inclined plate 31112 is attached to the first inclined plate 10112, the second inclined plate 31112 is also inclined downward by no more than 15 degrees relative to the second horizontal plate 31111, which is used to block the overflow of excess silica gel, so as to reduce the cleaning of the front surface of the photovoltaic module and reduce the labor cost.

[0067] Further, one of the first inclined plate 10112 and the first bottom plate 1013 is provided with the first engaging part 102 and the other of the first inclined plate 10112 and the first bottom plate 1013 is connected with the laminated part 32, that is, when the first inclined plate 10112 is provided with the first engaging part 102, the first bottom plate 1013 is connected with the laminated part 32, so that the first engaging part 102 and the first inclined plate 10112 form the engaging groove 20, and one end of the second inclined plate 31112 can be inserted into the engaging groove 20 for pressing and closing the edge, and the strength of the connection position of the first bottom plate 1013 and the laminated part 32 can be increased.

[0068] According to some embodiments of the present application, Figure 3 As shown, the connecting part 313 is spaced apart from the first side plate 1012, and a cavity 50 is formed between the first side plate 1012, the first bottom plate 1013, the second bottom plate 3113 and the connecting part 313, and the cavity 50 is used for mounting the corner fitting.

[0069] The corner fitting can be inserted into the cavity 50, so that the overall fixing and installation of the photovoltaic module frame 100 can be facilitated.

[0070] In the description of the utility model, need understanding is, the term "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and so on indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawing, just for the convenience of describing the utility model and simplifying the description, and not indicate or imply that the device or element indicated must have a particular orientation, be constructed and operated in a particular orientation, therefore can not be understood as the limitation of the utility model.

[0071] In the description of the present specification, the description of the terms "one embodiment", "some embodiments", "illustrative embodiment", "example", "specific example" or "some examples" means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In the present specification, the illustrative description of the above terms does not necessarily refer to the same embodiment or example.

[0072] Although the embodiments of the utility model have been shown and described, those skilled in the art can understand that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and purposes of the utility model, and the scope of the utility model is defined by the claims and their equivalents.

Claims

1. A frame for a photovoltaic module, characterized in that, include: The outer frame includes: an outer frame body and a first engagement part, wherein one end of the outer frame body is provided with the first engagement part, and the outer frame body and the first engagement part together form an engagement groove; An inner frame is disposed inside the outer frame and integrally formed with the outer frame. The inner frame includes an inner frame body and a stacked portion. The inner frame body has a mounting groove for mounting photovoltaic cells. One end of the inner frame body is disposed in the interlocking groove and the other end is disposed in the stacked portion. The stacked portion is bent relative to the other end of the inner frame body and connected to the other end of the outer frame body. The first interlocking part, the inner frame body, and the outer frame body form at least three layers of stacked structure, and the stacked part, the inner frame body, and the outer frame body form at least four layers of stacked structure.

2. The frame of the photovoltaic module according to claim 1, characterized in that, The stacked portion includes: The first layer is connected at one end to the other end of the inner frame body and is bent relative to the other end. The second layer has one end connected to the first layer and bent relative to the first layer, and the other end connected to the other end of the outer frame body.

3. The frame of the photovoltaic module according to claim 1, characterized in that, The inner frame body includes: The mounting portion has the mounting groove formed thereon; Support section; A connecting portion, which is bent and connected between the mounting portion and the supporting portion; One end of one of the mounting part and the support part is disposed in the engagement groove, and the other of the mounting part and the support part is connected to the stacked part.

4. The frame of the photovoltaic module according to claim 3, characterized in that, The outer frame body includes: First roof slab; A first side plate, one end of which is connected to the first top plate and bent relative to the first top plate, and the mounting part is disposed on the inner side of the first top plate and the first side plate; A first base plate is connected to the other end of the first side plate and is bent relative to the first side plate. The support portion is attached to the inner side of the first base plate. The first top plate and the first bottom plate are provided with the first interlocking part, and the other of the first top plate and the first bottom plate is connected to the stacked part.

5. The frame of the photovoltaic module according to claim 4, characterized in that, The mounting part is provided with the stacked part, the stacked part is located in the mounting groove and connected to the first top plate, the first bottom plate is provided with the first interlocking part, and one end of the support part is provided in the interlocking groove.

6. The frame of the photovoltaic module according to claim 4, characterized in that, The support portion is provided with the stacked portion, which is attached to the side of the support portion away from the first bottom plate. The first top plate is provided with the first interlocking portion, and one end of the mounting portion is provided in the interlocking groove.

7. The frame of the photovoltaic module according to claim 4, characterized in that, The mounting unit includes: The second top plate is attached to the inner side of the first top plate; The second side plate has one end connected to the second top plate and bent relative to the second top plate, and the second side plate is attached to the inner side of the first side plate; The second base plate has one end connected to the other end of the second side plate and bent relative to the second side plate, and the other end of the second base plate is connected to the connecting part. One end of one of the second top plate and the support portion is disposed in the engagement groove, and the other of the second top plate and the support portion is connected to the stacked portion.

8. The frame of the photovoltaic module according to claim 7, characterized in that, The first top plate includes a first horizontal plate and a first inclined plate. The first horizontal plate is connected to the first side plate, and the first inclined plate is connected to the first horizontal plate and is inclined relative to the first horizontal plate. The second top plate includes a second horizontal plate and a second inclined plate. The second horizontal plate is connected to the second side plate, and the second inclined plate is connected to the second horizontal plate and is inclined relative to the second horizontal plate. The second horizontal plate is attached to the inner side of the first horizontal plate, and the second inclined plate is attached to the inner side of the first inclined plate. The first inclined plate and the first base plate are provided with the first interlocking part, and the other of the first inclined plate and the first base plate is connected to the stacked part.

9. The frame of the photovoltaic module according to claim 7, characterized in that, The connecting part is spaced apart from the first side plate, and a cavity is formed between the first side plate, the first bottom plate, the second bottom plate and the connecting part, the cavity being used to install corner brackets.

10. A photovoltaic module, characterized in that, include: The frame of the photovoltaic module according to any one of claims 1-9.