A profile pressing part, a profile, a frame of a photovoltaic module and a photovoltaic system

Abstract

The present invention discloses a profile pressing part, a profile, a photovoltaic module frame and a photovoltaic system, which relate to the technical field of photovoltaic modules. The profile assembly includes a profile body, and a first through groove is formed in the middle of the profile body. In the present invention, a second installation groove is formed on the outer side of the profile body, and first protrusions are fixedly connected to both sides of the second installation groove for fixing with the second pressing part assembly, which increases the fixing area with the second pressing part assembly, improves the connection stability, enhances the overall structural strength of the connection part, and can better resist deformation caused by external factors. A third through groove is annularly arranged on the outer side of the second through groove to change the force transmission path inside the profile and make the stress distribution more uniform. At the same time, side grooves are formed to reduce the use of materials while ensuring sufficient strength and stiffness of the profile, thereby reducing the overall weight and improving the anti-deformation ability of the profile during use.

Description

Technical Field

[0001] The present invention relates to the technical field of photovoltaic modules, and particularly to a profile pressing piece, a profile, a photovoltaic module frame and a photovoltaic system thereof. Background Art

[0002] A profile refers to a solid straight bar formed by plastic processing of metal, having a certain cross-sectional shape and size. In the photovoltaic field, a photovoltaic module frame is formed by combining a profile and a profile pressing piece, and is used for installing and fixing a photovoltaic module.

[0003] For example, in the "Photovoltaic System, Photovoltaic Module and Closed-Type Photovoltaic Module Frame" with the publication number CN220254439U, it includes: an installation groove for accommodating the edge of a lamination; a connecting edge including two overlapping connecting walls and having at least one bolt hole. The first edge and the second edge of the frame extend to any one of the connecting walls of the connecting edge and relatively form a closed joint seam, and a part of the closed joint seam coincides with the bolt hole.

[0004] In the prior art, when a profile and a profile pressing piece are combined into a photovoltaic module frame, since the profile needs to bear a large load, the strength and stiffness of the profile are insufficient, and the contact area between the profile and the profile pressing piece is insufficient, and it is prone to deformation, displacement and damage under external actions, affecting the normal use of the photovoltaic module frame. Summary of the Invention

[0005] The purpose of the present invention is to provide a profile pressing piece, a profile, a photovoltaic module frame and a photovoltaic system thereof, so as to solve the problems of insufficient strength and stiffness of the profile in the above-mentioned background art, insufficient contact area with the profile pressing piece, and easy deformation, displacement and damage of the profile under external actions.

[0006] To achieve the above purpose, the present invention provides the following technical solution: A profile includes a profile assembly for fixing a photovoltaic module. The profile assembly includes a profile body. A first through groove is opened in the middle of the profile body. Two second installation grooves are respectively opened on the two opposite sides outside the profile body. A first protrusion is fixedly connected to the side of the second installation groove. First installation grooves are opened at both ends of the profile body. A fixing component is arranged inside one of the first installation grooves. The fixing component includes an installation protrusion which is clamped inside the first installation groove. A positioning frame is fixedly connected to one side of the installation protrusion. An elastic strip is fixedly connected to one end of the positioning frame. Third bolts are installed at both ends of the positioning frame. A third installation groove is opened on one side of the profile body. One end of the third bolt passes through the installation protrusion and is installed inside the third installation groove.

[0007] Preferably, side grooves are provided at four corners of the profile body, a second through groove is provided inside the profile body, a third through groove is provided outside the second through groove, and the third through grooves are annularly distributed outside the second through groove.

[0008] Preferably, a water guide groove is provided outside the profile body.

[0009] Preferably, a first protective pad is fixedly connected to the inner side of the positioning frame, and a second protective pad is fixedly connected to one end of the elastic strip.

[0010] A profile pressing member includes a first pressing member assembly and a second pressing member assembly. The first pressing member assembly is used to position the corners of two profiles, and the second pressing member assembly is used to connect and fix the profiles. The second pressing member assembly includes a second pressing member body. A fourth through groove is provided in the middle of the second pressing member body. Two second protrusions are respectively and fixedly connected to two opposite sides outside the second pressing member body. A fourth installation groove is provided on the side of the second protrusion. The second protrusion is clamped inside the second installation groove, and the first protrusion is clamped inside the fourth installation groove.

[0011] Preferably, a second bolt is installed in the middle of the fourth through groove, and a second nut is installed at one end of the second bolt.

[0012] Preferably, the first pressing member assembly includes a fixing frame. A first bolt is installed inside the fixing frame, and a first nut is installed at one end of the first bolt.

[0013] Preferably, first pressing member bodies are fixedly connected to both sides of the fixing frame, and the first pressing member bodies are clamped inside the first through groove.

[0014] A photovoltaic module frame includes a frame assembly for connecting and positioning profiles and profile pressing members. The frame assembly includes an installation frame. A first installation hole is provided on one side of the installation frame, and a second installation hole is provided on one side of the installation frame. The second nut fits against the inner side of the installation frame, and the first nut fits against the inner side of the installation frame.

[0015] A photovoltaic system is composed of multiple profile pressing members, profiles, and a photovoltaic module frame.

[0016] Compared with the prior art, the beneficial effects of the present invention are:

[0017] 1. In the present invention, a second installation groove is provided on the outer side of the profile body. First protrusions are fixedly connected to both sides of the second installation groove for fixing with the second pressing component. The profile body has a mirror-symmetrical structure, which increases the fixing area with the second pressing component, improves the connection stability, enhances the overall structural strength of the connection part, and enables better resistance to deformation caused by external factors. A third through groove is annularly arranged on the outer side of the second through groove, changing the force transmission path inside the profile to make the stress distribution more uniform. At the same time, side grooves are opened, reducing the use of materials while ensuring sufficient strength and stiffness of the profile, thereby reducing the overall weight, improving the anti-deformation ability of the profile during use, and increasing the service life of the profile;

[0018] 2. In the present invention, the third bolt is fixed to the third installation groove to install the installation protrusion. The photovoltaic module is fixed by the positioning frame on the outside. The first protection pad and the second protection pad are in contact with the outside of the photovoltaic module and can be used to protect the outside of the photovoltaic module. It is possible to directly disassemble and install the fixing structure of the photovoltaic module without damaging the frame structure, improving the convenience of use;

[0019] 3. In the present invention, the second protrusion is snapped into the inside of the second installation groove, and the first protrusion is snapped into the inside of the fourth installation groove to fix the relative positions of the profile component and the second pressing component. Multiple profile components surround to form a closed area. A first pressing component is installed at the corner of two profile components. The first pressing body is respectively inserted into the inside of the two first through grooves to close the corner of the two profile components. The corner of the two profile components is fixed by the cooperation of the first bolt and the first nut, improving the positioning effect of the profile component. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 is a three-dimensional structural schematic diagram of a frame for a photovoltaic module according to the present invention;

[0021] Figure 2 is a disassembled structural schematic diagram of a frame for a photovoltaic module according to the present invention;

[0022] Figure 3 is a connection structural schematic diagram of a profile component and a second pressing component of a profile pressing piece according to the present invention;

[0023] Figure 4 is a planar structural schematic diagram of a profile component and a second pressing component of a profile pressing piece according to the present invention;

[0024] Figure 5 is a connection structural schematic diagram of a profile component and a fixing component of a profile according to the present invention;

[0025] Figure 6Schematic plan view of a profile component and a fixing component of a profile according to the present invention;

[0026] Figure 7 Schematic connection structure view of a profile component of a profile according to the present invention;

[0027] Figure 8 Schematic connection structure view of a first pressing component of a profile pressing part according to the present invention.

[0028] In the figure: 1. Frame component; 11. Installation frame; 12. First installation hole; 13. Second installation hole; 2. Profile component; 21. Profile body; 22. First through groove; 23. Second through groove; 24. First installation groove; 25. Side groove; 26. Second installation groove; 27. Third through groove; 28. Water guide groove; 29. First protrusion; 210. Third installation groove; 3. First pressing component; 31. Fixing frame; 32. First pressing body; 33. First bolt; 34. First nut; 4. Second pressing component; 41. Second pressing body; 42. Second bolt; 43. Second nut; 44. Fourth through groove; 45. Second protrusion; 46. Fourth installation groove; 5. Fixing component; 51. Positioning frame; 52. Installation protrusion; 53. Third bolt; 54. First protective pad; 55. Elastic strip; 56. Second protective pad. Detailed implementation manners

[0029] The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present invention without creative efforts shall fall within the protection scope of the present invention.

[0030] Embodiment 1: Refer to Figure 1 - Figure 8As shown: A profile includes a profile component 2 for fixing a photovoltaic module. The profile component 2 includes a profile body 21. A first through groove 22 is opened in the middle of the profile body 21. Two second installation grooves 26 are respectively opened on the two opposite sides of the outer side of the profile body 21. A first protrusion 29 is fixedly connected to the side of the second installation groove 26. First installation grooves 24 are opened at both ends of the profile body 21. A fixing component 5 is arranged inside one of the first installation grooves 24. The fixing component 5 includes an installation protrusion 52. The installation protrusion 52 is clamped inside the first installation groove 24. A positioning frame 51 is fixedly connected to one side of the installation protrusion 52. An elastic strip 55 is fixedly connected to one end of the positioning frame 51. Third bolts 53 are installed at both ends of the positioning frame 51. A third installation groove 210 is opened on one side of the profile body 21. One end of the third bolt 53 passes through the installation protrusion 52 and is installed inside the third installation groove 210. Side grooves 25 are opened at the four corners of the profile body 21. A second through groove 23 is opened inside the profile body 21. A third through groove 27 is opened outside the second through groove 23. The third through grooves 27 are annularly distributed outside the second through groove 23. A water guide groove 28 is opened on the outer side of the profile body 21. A first protection pad 54 is fixedly connected to the inner side of the positioning frame 51. A second protection pad 56 is fixedly connected to one end of the elastic strip 55.

[0031] The profile component 2 is a mirror-symmetrical structure. The second pressing component 4 can be installed on both sides of the profile component 2. By opening the second installation groove 26 on the outer side of the profile body 21 and fixedly connecting the first protrusions 29 on both sides of the second installation groove 26, an inwardly buckled groove is formed for fixing with the second pressing component 4. By opening the second through groove 23 inside the profile body 21 and annularly arranging the third through grooves 27 outside the second through groove 23, the transmission path of the force inside the profile is changed, making the stress distribution more uniform. By opening the side grooves 25 at the four corners of the profile body 21, on the premise of ensuring sufficient strength and stiffness of the profile, the use of materials is reduced, thereby reducing the overall weight. By opening the water guide groove 28 on the outer side of the profile body 21, the water flow is diverted. By opening the first installation grooves 24 at both ends of the profile body 21, the installation protrusions 52 can be clamped. The installation protrusion 52 is installed inside the third installation groove 210 through the third bolt 53. The outer side of the photovoltaic module is fixed through the positioning frame 51. An elastic strip 55 is arranged on one side of the positioning frame 51. The elastic strip 55 is made of an elastic material and can rebound after deformation. A first protection pad 54 is fixed on the inner side of the positioning frame 51. A second protection pad 56 is fixed on the inner side of the elastic strip 55, which can be used to protect the outer side of the photovoltaic module. The fixing structure of the photovoltaic module can be disassembled and installed directly without damaging the frame structure.

[0032] Embodiment 2: As Figure 3 、 Figure 4 and Figure 8As shown in the figure, a profile pressing part includes a first pressing part assembly 3 and a second pressing part assembly 4. The first pressing part assembly 3 is used to position the corners of two profiles, and the second pressing part assembly 4 is used to connect and fix the profiles. The second pressing part assembly 4 includes a second pressing part body 41. A fourth through groove 44 is provided in the middle of the second pressing part body 41. Two second protrusions 45 are respectively and fixedly connected to the two opposite sides on the outside of the second pressing part body 41. A fourth installation groove 46 is provided on the side of the second protrusion 45. The second protrusion 45 is clamped inside the second installation groove 26, and the first protrusion 29 is clamped inside the fourth installation groove 46. A second bolt 42 is installed in the middle of the fourth through groove 44, and a second nut 43 is installed at one end of the second bolt 42. The first pressing part assembly 3 includes a fixed frame 31. A first bolt 33 is installed inside the fixed frame 31, and a first nut 34 is installed at one end of the first bolt 33. Two first pressing part bodies 32 are fixedly connected to both sides of the fixed frame 31, and the first pressing part bodies 32 are clamped inside the first through grooves 22.

[0033] One side of the second pressing part body 41 fits with one side of the profile body 21. The second protrusion 45 on the outside of the second pressing part assembly 4 is inserted into the second installation groove 26, and the first protrusion 29 is stuck inside the fourth installation groove 46. By cooperating the second bolt 42 with the second nut 43, the relative positions of the profile assembly 2 and the second pressing part assembly 4 are fixed. Multiple profile assemblies 2 are arranged to form a closed area. The first pressing part assembly 3 is installed at the corner of two profile assemblies 2. The two sides of the first pressing part assembly 3 are fixed with first pressing part bodies 32, and the first pressing part bodies 32 are respectively inserted into the two first through grooves 22 to enclose the corner of the two profile assemblies 2. The corner of the two profile assemblies 2 is fixed by cooperating the first bolt 33 with the first nut 34, improving the positioning effect of the profile assembly 2.

[0034] Embodiment 3: As Figure 1 - Figure 8 As shown in the figure, a photovoltaic module frame includes a frame assembly 1. The frame assembly 1 is used to connect and position the profiles and the profile pressing parts. The frame assembly 1 includes an installation frame 11. A first installation hole 12 is provided on one side of the installation frame 11, and a second installation hole 13 is provided on one side of the installation frame 11. The second nut 43 is attached to the inner side of the installation frame 11, and the first nut 34 is attached to the inner side of the installation frame 11.

[0035] A photovoltaic system is composed of multiple profile pressing parts, profiles and a photovoltaic module frame.

[0036] The first installation hole 12 and the second installation hole 13 are provided on the installation frame 11, which are respectively used to fix the positions of the second pressing part assembly 4 and the first pressing part assembly 3. Thus, multiple profile assemblies 2 are fixed on the installation frame 11 to form a closed area, constituting a photovoltaic module frame for fixing the outside of the photovoltaic module.

[0037] Working principle and usage method of the present device: A second installation groove 26 is provided on the outer side of the profile body 21. First protrusions 29 are fixedly connected to both sides of the second installation groove 26 for fixing with the second pressing component assembly 4. A second through groove 23 and a third through groove 27 are arranged inside the profile body 21. Side grooves 25 are provided at the four corners of the profile body 21. On the premise of ensuring sufficient strength and stiffness of the profile, the overall weight of the profile is reduced. A water guide groove 28 is provided on the outer side of the profile body 21 to divert water flow. The second protrusion 45 on the outer side of the second pressing component assembly 4 is snapped into the inside of the second installation groove 26, and the first protrusion 29 is stuck inside the fourth installation groove 46, thereby fixing the relative positions of the profile component 2 and the second pressing component assembly 4. A first pressing component assembly 3 is installed at the corner of two profile components 2. First pressing component bodies 32 are fixed on both sides of the first pressing component assembly 3. The first pressing component bodies 32 are respectively inserted into the inside of two first through grooves 22 to close the corner of the two profile components 2. The corner of the two profile components 2 is fixed by the cooperation of the first bolt 33 and the first nut 34. First installation holes 12 and second installation holes 13 are provided on the installation frame 11 for fixing the positions of the second pressing component assembly 4 and the first pressing component assembly 3 respectively, thereby fixing a plurality of profile components 2 on the installation frame 11 to form a closed area around to form the photovoltaic module frame. The fixing component 5 is snapped into the inside of the first installation groove 24, and the third bolt 53 is fixed in the inside of the third installation groove 210, so that the positioning frame 51 can be fixed on one side of the profile body 21. The outer side of the photovoltaic module is fixed through the positioning frame 51. An elastic strip 55 is provided on one side of the positioning frame 51. A first protective pad 54 is fixed on the inner side of the positioning frame 51. A second protective pad 56 is fixed on the inner side of the elastic strip 55, which can be used to protect the outer side of the photovoltaic module.

[0038] Although the present invention has been described in detail with reference to the foregoing embodiments, for those skilled in the art, they can still modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements for some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention shall be included within the protection scope of the present invention.

Claims

1. A photovoltaic system, characterized in that: A photovoltaic system is composed of multiple profile pressing parts, profiles and the frame of a photovoltaic module; The profile includes a profile component (2) for fixing the photovoltaic module. The profile component (2) includes a profile body (21). A first through groove (22) is formed in the middle of the profile body (21). Two second installation grooves (26) are respectively formed on the two opposite outer sides of the profile body (21). A first protrusion (29) is fixedly connected to the side of the second installation groove (26). First installation grooves (24) are formed at both ends of the profile body (21). A fixing component (5) is arranged inside one of the first installation grooves (24). The fixing component (5) includes an installation protrusion (52). The installation protrusion (52) is clamped inside the first installation groove (24). A positioning frame (51) is fixedly connected to one side of the installation protrusion (52). An elastic strip (55) is fixedly connected to one end of the positioning frame (51). Third bolts (53) are installed at both ends of the positioning frame (51). A third installation groove (210) is formed on one side of the profile body (21). One end of the third bolt (53) passes through the installation protrusion (52) and is installed inside the third installation groove (210); The profile pressing part includes a first pressing component (3) and a second pressing component (4). The first pressing component (3) is used for positioning the corners of two profiles. The second pressing component (4) is used for connecting and fixing the profiles. The second pressing component (4) includes a second pressing body (41). A fourth through groove (44) is formed in the middle of the second pressing body (41). Two second protrusions (45) are respectively fixedly connected to the two opposite outer sides of the second pressing body (41). A fourth installation groove (46) is formed on the side of the second protrusion (45). The second protrusion (45) is clamped inside the second installation groove (26). The first protrusion (29) is clamped inside the fourth installation groove (46); A second bolt (42) is installed in the middle of the fourth through groove (44). A second nut (43) is installed at one end of the second bolt (42); The first pressing component (3) includes a fixing frame (31). A first bolt (33) is installed inside the fixing frame (31). A first nut (34) is installed at one end of the first bolt (33).

2. The photovoltaic system according to claim 1, wherein: Side grooves (25) are formed at the four corners of the profile body (21). A second through groove (23) is formed inside the profile body (21). A third through groove (27) is formed outside the second through groove (23). The third through grooves (27) are annularly distributed outside the second through groove (23).

3. A photovoltaic system according to claim 2, characterized in that: A water guide groove (28) is formed on the outer side of the profile body (21).

4. A photovoltaic system according to claim 3, characterized in that: A first protective pad (54) is fixedly connected to the inner side of the positioning frame (51). A second protective pad (56) is fixedly connected to one end of the elastic strip (55).

5. A photovoltaic system according to claim 1, characterized in that: First pressing bodies (32) are fixedly connected to both sides of the fixing frame (31). The first pressing bodies (32) are clamped inside the first through groove (22).

6. A photovoltaic system according to claim 1, characterized in that: The described photovoltaic module frame includes a frame assembly (1), and the frame assembly (1) is used for connecting and positioning profiles and profile pressing parts. The frame assembly (1) includes a mounting frame (11). A first mounting hole (12) is formed on one side of the mounting frame (11), and a second mounting hole (13) is formed on one side of the mounting frame (11). The second nut (43) is attached to the inner side of the mounting frame (11), and the first nut (34) is attached to the inner side of the mounting frame (11).

Images