CN217976905U - Corner connector accessory, frame for photovoltaic module and photovoltaic module - Google Patents

Abstract

The utility model discloses an angle sign indicating number annex, be used for photovoltaic module's frame and photovoltaic module. The angle sign indicating number annex, angle sign indicating number annex include body and resilience buckle. The body includes first lateral wall, second lateral wall and third lateral wall, and the both ends at first lateral wall are connected respectively to second lateral wall and third lateral wall, and second lateral wall and third lateral wall lie in same one side of the thickness direction of first lateral wall, prescribe a limit to the holding tank jointly between first lateral wall, second lateral wall and the third lateral wall, and the buckle of kick-backing can be established on first lateral wall, second lateral wall or third lateral wall. The resilient catch is located on a side of at least one of the first, second, and third sidewalls adjacent a center of the receiving slot. From this, can increase the structural strength of angle sign indicating number annex, guarantee the stability of angle sign indicating number annex structure, the angle sign indicating number of being convenient for back is assembled with angle sign indicating number annex in the holding tank, can effectively avoid the angle sign indicating number to squint out the holding tank of frame when the installation, increases the convenience of angle sign indicating number installation, improves the accuracy and the installation effectiveness of angle sign indicating number installation.

Description

Corner connector accessory, frame for photovoltaic module and photovoltaic module

Technical Field

The utility model belongs to the technical field of the photovoltaic technique and specifically relates to an angle sign indicating number annex, be used for photovoltaic module's frame and photovoltaic module are related to.

Background

Among the prior art, in angle sign indicating number and the frame installation, the angle sign indicating number can have the dislocation or the partial condition of coming off the protrusion frame, leads to two adjacent frame concatenations not in place, influences the intensity and the support stability of frame structure, and the yield in the photovoltaic module installation descends, increases the cost of manpower and materials easily.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model discloses a first aim at provides an angle sign indicating number annex, helps the installation of angle sign indicating number and frame and increases the stability that the frame is connected.

A second object of the present invention is to provide a frame for photovoltaic module, including the above corner connector.

A third object of the present invention is to provide a photovoltaic module, which comprises the above-mentioned frame for photovoltaic module.

According to the utility model discloses angle sign indicating number annex of first aspect embodiment, include: body, resilience buckle. The body comprises a first side wall, a second side wall and a third side wall, the second side wall and the third side wall are respectively connected to two ends of the first side wall, the second side wall and the third side wall are located on the same side of the thickness direction of the first side wall, and an accommodating groove is defined among the first side wall, the second side wall and the third side wall. The resilient catch is disposed on at least one of the first, second, and third side walls on a side of the at least one of the first, second, and third side walls adjacent to the center of the receiving slot.

According to the utility model discloses angle sign indicating number annex, the structural strength of angle sign indicating number annex can be increased in setting up of first lateral wall, second lateral wall and third lateral wall, guarantee the stability of angle sign indicating number annex structure, the resilience buckle sets up in lateral wall neighbouring holding tank one side, the angle sign indicating number of being convenient for is assembled with angle sign indicating number annex in the holding tank, can effectively avoid the angle sign indicating number to squint out the holding tank of frame when the installation, increase the convenience of angle sign indicating number installation, improve the accuracy and the installation effectiveness of angle sign indicating number installation.

In some embodiments, an opening is formed on at least one of the first side wall, the second side wall and the third side wall, one end of the resilient clip is connected to the side wall of the opening, and the other end of the resilient clip extends obliquely toward the center of the receiving groove.

In some embodiments, the resilient catch is at an angle α to the at least one of the first, second, and third side walls, wherein α satisfies: alpha is more than or equal to 10 degrees and less than or equal to 45 degrees.

In some embodiments, the other end of the resilient buckle has a bent portion, one end of the bent portion is connected to the other end of the resilient buckle, and the other end of the bent portion extends into the opening toward a direction away from the center of the accommodating groove.

In some embodiments, the bend is perpendicular to the at least one of the third sidewall, the second sidewall, and the first sidewall.

In some embodiments, at least one of the first side wall, the second side wall and the third side wall is provided with a flange, one end of the flange is connected with the at least one of the first side wall, the second side wall and the third side wall, and the other end of the flange extends towards a direction away from the center of the accommodating groove.

In some embodiments, an edge of the at least one of the first side wall, the second side wall, and the third side wall is formed with a notch, and the one end of the cuff is connected to a side wall of the notch.

In some embodiments, at least one end face of the body is disposed obliquely to the first side wall, and the notch is formed at the at least one end of the body.

In some embodiments, the resilient clip is disposed on the first sidewall and the flange is disposed on the third sidewall.

In some embodiments, the free end of the second sidewall is provided with a first flap extending towards the third sidewall, and the free end of the third sidewall is provided with a second flap extending towards the second sidewall.

According to the utility model discloses a frame for photovoltaic module of second aspect embodiment, include: frame body, at least one angle sign indicating number annex, angle sign indicating number. The frame body includes a plurality of sub-frames end to end in proper order along circumference, at least one be formed with the cooperation groove on the sub-frame, the angle sign indicating number annex be any of above-mentioned embodiment the angle sign indicating number annex, the cooperation of angle sign indicating number annex is in the cooperation inslot, the angle sign indicating number annex with inject the cooperation chamber jointly between the inner wall in cooperation groove, the angle sign indicating number is established adjacent two between the sub-frame, the cooperation of at least one end of angle sign indicating number is in the cooperation intracavity.

In some embodiments, a side of the mating groove facing away from the sub-frame is open, the first side wall of the corner brace attachment is disposed adjacent to the side of the mating groove facing away from the sub-frame, and the corner brace attachment and an inner wall of the mating groove cooperatively define the mating cavity therebetween that is circumferentially closed.

In some embodiments, the outer peripheral surface of the corner brace attachment has a shape that matches the shape of the inner wall surface of the mating groove.

In some embodiments, the sub-frame is formed with a mounting groove, the mounting groove and the matching groove are arranged along the thickness direction of the frame body, and a liquid leakage hole is formed on a wall surface of the matching groove far away from the mounting groove; when the corner brace accessory comprises a flanging, the free end of the flanging is matched in the liquid leakage hole.

In some embodiments, a bottom surface of the free end of the cuff is at most flush with a corresponding outer surface of the corresponding sub-bezel.

In some embodiments, the corner brace has a corner brace opening formed therein that is snap-fit with a resilient clip of the corner brace attachment.

According to the utility model discloses photovoltaic module of third aspect embodiment, include any one the frame for photovoltaic module of above-mentioned embodiment.

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

Drawings

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

fig. 1 is a schematic diagram of a bezel in accordance with an embodiment of the present invention.

Fig. 2 is a schematic view of an angle bracket accessory and an angle bracket according to an embodiment of the present invention.

Fig. 3 is a schematic view of the angle brace attachment and the angle brace being separated from each other.

Fig. 4 is a schematic diagram of an angle bracket attachment according to an embodiment of the present invention.

Fig. 5 is a schematic view of an angle bracket attachment and a frame according to an embodiment of the present invention.

Fig. 6 is a schematic view of the angle bracket attachment and the frame being separated from each other in a three-dimensional manner according to an embodiment of the present invention.

Reference numerals:

a frame 1000;

an angle brace attachment 100;

a body 10; a first side wall 11; an opening 111; a second side wall 12; a first folded edge 121; a third side wall 13; a flange 131; a notch 132; a second flange 133; an accommodating groove 14;

a rebound buckle 20; a bent portion 21; a first connection section 22;

a frame body 200; a sub-frame 201; a mating groove 202; a fourth side wall 2021; a fifth sidewall 2022; a sixth sidewall 2023; a weep hole 2024; a mounting groove 203;

an angle code 300; corner brace openings 301; a second connection segment 302; a third connection section 303;

the mating cavity 400.

Detailed Description

Embodiments of the present invention are described in detail below, the embodiments described with reference to the drawings being exemplary, and an angle brace attachment 100 according to a first aspect embodiment of the present invention is described below with reference to fig. 1-6, including: body 10, resilience buckle 20. The corner brace attachment 100 is used in the frame 1000 of the photovoltaic module, and is used to fix the corner brace 300 and mount the frame 1000 in cooperation with the corner brace 300.

Specifically, as shown in fig. 4, the body 10 includes a first side wall 11, a second side wall 12 and a third side wall 13, the second side wall 12 and the third side wall 13 are respectively connected to both ends of the first side wall 11, the second side wall 12 and the third side wall 13 are located on the same side of the first side wall 11 in the thickness direction, a receiving groove 14 is defined between the first side wall 11, the second side wall 12 and the third side wall 13, and the receiving groove 14 has a cross-sectional shape of "C". The resilient buckle 20 may be disposed on the first side wall 11, the second side wall 12, or the third side wall 13, may be disposed on the second side wall 12 and the third side wall 13, or may be disposed on both the first side wall 11, the second side wall 12, and the third side wall 13. Resilient catch 20 is located on a side of at least one of first side wall 11, second side wall 12, and third side wall 13 adjacent the center of receiving slot 14. For example, if resilient catch 20 is disposed on first sidewall 11, resilient catch 20 is disposed toward the center of receiving slot 14 on the side of first sidewall 11 adjacent receiving slot 14.

According to the utility model discloses angle sign indicating number annex 100, first side wall 11, the setting of second side wall 12 and third side wall 13 can increase angle sign indicating number annex 100's structural strength, guarantee the stability of angle sign indicating number annex 100 structure, resilience buckle 20 sets up in the neighbouring holding tank 14 one side of lateral wall, be convenient for angle sign indicating number 300 assemble with angle sign indicating number annex 100 in holding tank 14, can effectively avoid angle sign indicating number 300 skew out frame 1000's holding tank 14 when the installation, increase the convenience of angle sign indicating number 300 installation, improve the accuracy and the installation effectiveness of angle sign indicating number 300 installation.

In some embodiments, referring to fig. 1 and 3, an opening 111 is formed on at least one of the first, second, and third sidewalls 11, 12, and 13, one end of the resilient catch 20 is connected to the sidewall of the opening 111, and the other end of the resilient catch 20 extends obliquely toward the center of the receiving groove 14.

An opening 111 is formed on the first sidewall 11, the resilient clip 20 is disposed at the opening 111 and the resilient clip 20 includes a first connecting section 22, one end of the first connecting section 22 is connected to one sidewall of the opening 111, the other end extends toward the center of the receiving groove 14, and the first connecting section 22 may be a straight line segment. From this, be equipped with opening 111 on the lateral wall and the resilience buckle 20 of being connected with opening 111 one side, can be convenient for resilience buckle 20 to the spacing and fixed of angle sign indicating number 300, and resilience buckle 20 extends towards the center of holding tank 14 and can guarantee the convenience of angle sign indicating number annex 100 and the installation of angle sign indicating number 300, increase the stability of angle sign indicating number annex 100 and frame 1000 installation, can avoid resilience buckle 20's the other end to extend towards the direction of keeping away from holding tank 14 and cause the occupation of angle sign indicating number annex 100 to the space, be favorable to the miniaturized design of angle sign indicating number annex 100.

Further, an included angle between the resilient buckle 20 and at least one of the first side wall 11, the second side wall 12 and the third side wall 13 is α, where α satisfies: alpha is more than or equal to 10 degrees and less than or equal to 45 degrees. That is, the first connecting section 22 and the first side wall 11 form an included angle α, for example, α =30 °. From this, through the contained angle between injecing the buckle that kick-backs 20 and at least one of them lateral wall, can be convenient for angle sign indicating number annex 100 when installing with angle sign indicating number 300, angle sign indicating number 300 can be installed smoothly, simultaneously, can increase the stability and the reliability of angle sign indicating number 300 installation after the installation, avoid deviating from of angle sign indicating number 300, can improve the photovoltaic module's that uses this angle sign indicating number annex 100 stability.

In some embodiments, as shown in fig. 4, the other end of resilient buckle 20 has a bent portion 21, resilient buckle 20 includes a first connecting segment 22 and a bent portion 21, one end of bent portion 21 is connected to the other end of resilient buckle 20 (the end of first connecting segment 22 away from first sidewall 11), and the other end of bent portion 21 extends into opening 111 toward a direction away from the center of receiving groove 14. The resilient buckle 20 includes a first connecting segment 22 and a bent portion 21, and the first connecting segment 22 and the bent portion 21 are sequentially connected toward the center of the receiving groove 14 in a direction away from the first sidewall 11. The first connecting segment 22 and the bending portion 21 may be connected at 90 °, and the bending portion 21 may extend toward a side of the opening 111 away from the first connecting segment 22.

Further, the bent portion 21 is perpendicular to at least one of the third side wall 13, the second side wall 12, and the first side wall 11. It will be appreciated that bend 21 may be perpendicular to both second sidewall 12 and third sidewall 13 when resilient clip 20 is attached to first sidewall 11, and that bend 21 may be perpendicular to first sidewall 11 when resilient clip 20 is attached to second sidewall 12 or third sidewall 13. Therefore, the bending part 21 is at least perpendicular to one of the side walls, so that the corner brace 300 can smoothly extend into the accommodating groove 14 along the length direction of the corner brace accessory 100 to be installed, and the installation is convenient and labor-saving.

In some embodiments, referring to fig. 4, at least one of the first side wall 11, the second side wall 12 and the third side wall 13 is provided with a flange 131, one end of the flange 131 is connected to at least one of the first side wall 11, the second side wall 12 and the third side wall 13, and the other end of the flange 131 extends away from the center of the receiving groove 14. The number of the flanges 131 can be multiple and are respectively arranged on the corresponding side walls, and the flanges 131 and the corresponding side walls can be vertically connected. That is, one end of the turned edge 131 is connected to the corresponding side wall, for example, the turned edge 131 is disposed on the third side wall 13, one end of the turned edge 131 is connected to the third side wall 13, and the other end is perpendicular to the third side wall 13 and can extend toward a direction away from the accommodating groove 14. Corner brace attachment 100 can be engaged with bezel 1000 within bezel 1000 with flange 131 facing away from the outer surface of the side wall of receiving channel 14 to facilitate mounting with bezel 1000.

Alternatively, in conjunction with fig. 3-6, the free end of the second sidewall 12 is provided with a first flange 121 extending towards the third sidewall 13, and the free end of the third sidewall 13 is provided with a second flange 133 extending towards the second sidewall 12. In other words, the end of the second sidewall 12 away from the first sidewall 11 is provided with a first folding edge 121, the first folding edge 121 extends from the second sidewall 12 to the third sidewall 13, the end of the third sidewall 13 away from the first sidewall 11 is provided with a second folding edge 133, the second folding edge 133 extends from the third sidewall 13 to the second sidewall 12, and the first folding edge 121 and the second folding edge 133 are disposed opposite to each other and perpendicular to the second sidewall 12 or the third sidewall 13 connected thereto, respectively.

Therefore, by providing the first folded edge 121 and the second folded edge 133 at the free end of the second side wall 12 and the free end of the third side wall 13, respectively, when the angle code attachment 100 is assembled with the bezel 1000, the first folded edge 121 and the second folded edge 133 can increase the structural strength of the angle code attachment 100, so that the first folded edge 121 and the second folded edge 133 can be stopped against the bezel 1000, and the reliability and stability of the installation of the angle code attachment 100 can be increased.

In some embodiments, as shown in fig. 4 and 6, an edge of at least one of the first, second, and third sidewalls 11, 12, and 13 is formed with a notch 132, and one end of the cuff 131 is connected to a sidewall of the notch 132. For example, a notch 132 may be formed at an edge of the third side wall 13, a flange 131 is connected to the notch 132, and an end of the flange 131 away from the third side wall 13 may extend from the second side wall 12 toward the third side wall 13. The gap 132 may form an avoiding space of the flange 131, so as to facilitate the arrangement of the flange 131 and avoid the interference of the third sidewall 13 with the arrangement of the flange 131.

In some embodiments, at least one end surface of the body 10 is disposed obliquely with respect to the first sidewall 11, and the notch 132 is formed at least one end of the body 10. For example, an end face of one end of the corner brace 100, at which the notch 132 is disposed, has an included angle with a plane on which an orthographic projection of the first side wall 11 in a direction perpendicular to the first side wall 11 is located, and an end face obliquely disposed with respect to the first side wall 11 is flush with an end portion of the end corresponding to the frame 1000. Therefore, at least one end face of the body 10 is obliquely arranged relative to the first side wall 11, so that the corner brace accessory 100 is matched with the frame 1000 conveniently, interference generated in installation of two adjacent frames 1000 is avoided, and the installation tightness and reliability of the two adjacent frames 1000 are improved.

According to the utility model discloses a frame 1000 for photovoltaic module of second aspect embodiment, include: frame body 200, at least one angle sign indicating number annex 100, angle sign indicating number 300.

With reference to fig. 5 and 6, the bezel body 200 includes a plurality of sub-bezels 201 sequentially connected end to end along the circumferential direction, and at least one sub-bezel 201 has a matching groove 202 formed thereon. The corner brace attachment 100 is the corner brace attachment 100 in the above-described embodiment, the corner brace attachment 100 can be fitted into the fitting groove 202, and the corner brace attachment 100 and the inner wall of the fitting groove 202 together define a fitting cavity, and at least one end of the corner brace 300 is fitted into the fitting cavity.

As shown in fig. 6, the mating groove 202 may include a fourth side wall 2021, a fifth side wall 2022, and a sixth side wall 2023, when the corner-code accessory 100 is mounted to the bezel 1000, the fourth side wall 2021 abuts against the second side wall 12, the fifth side wall 2022 opposes the first side wall 11, the sixth side wall 2023 abuts against the third side wall 13, and the corner-code accessory 100 and the mating groove 202 may define a mating cavity for receiving the corner-code 300. After the corner brace 300 is assembled with the mating cavity, the orthographic shape of the corner brace 300 may be L-shaped in the thickness direction of the bezel 1000. The corner connector 300 is of a hollow structure, the corner connector 300 comprises a second connecting section 302 and a third connecting section 303, the second connecting section 302 and the third connecting section 303 are connected in a mutually perpendicular mode, and the second connecting section 302 and the third connecting section 303 are respectively matched with two adjacent sub-frames 201 to form installation of the two adjacent sub-frames 201.

From this, the cooperation chamber can be injectd with the cooperation groove 202 of frame 1000 to angle sign indicating number annex 100, when angle sign indicating number 300 and cooperation chamber installation, the cooperation chamber can avoid the one end of angle sign indicating number 300 to stretch out frame 1000 from the cooperation groove 202 of sub-frame 201, lead to appearing squinting with the installation of angle sign indicating number 300 other end complex sub-frame 201, can increase frame 1000's stability, avoid angle sign indicating number 300 to lead to angle sign indicating number 300 to take place to incline and the torsional condition appearance because the external force that the installation was applyed, improve angle sign indicating number 300, the precision of installation between angle sign indicating number annex 100 and the frame body 200.

Further, a side of the mating groove 202 facing away from the sub-frame 201 is open, and the first sidewall 11 of the corner brace attachment 100 is disposed adjacent to the side of the mating groove 202 facing away from the sub-frame 201, that is, the first sidewall 11 may be located on the open side of the sub-frame 201, and the first sidewall 11 is disposed opposite to the fifth sidewall 2022. The corner brace attachment 100 and the inner wall of the mating groove 202 may collectively define a circumferentially closed mating cavity therebetween. Alternatively, the portion of the mating groove 202 opposite the corner brace attachment 100 is configured as a mating cavity, and the portion of the corner brace attachment 100 not in contact with the sub-bezel 201 may remain open. From this, the one side setting that deviates from sub-frame 201 of the adjacent cooperation groove 202 of first lateral wall 11 of angle sign indicating number annex 100 can form and realize sealing the open one side of sub-frame 201 and the relative part of angle sign indicating number annex 100, and the angle sign indicating number 300 of being convenient for is in cooperation intracavity and the cooperation of angle sign indicating number annex 100, avoids angle sign indicating number 300 to deviate from sub-frame 201 and sets up to make two frames 1000's that angle sign indicating number 300 connects stability higher, improves frame 1000's structural strength.

In some embodiments, the outer peripheral surface of the corner brace attachment 100 is shaped to conform to the shape of the inner wall surface of the mating groove 202. The cross-sectional shape of the corner brace attachment 100 and the cross-sectional shape of the mating groove 202 may be substantially the same and may be in the form of a "C" with the two "C" shaped open mouths 111 disposed opposite one another. Therefore, when the corner brace accessory 100 is matched with the matching groove 202, a closed matching cavity can be formed, the outer peripheral surface of the corner brace accessory 100 can be abutted against the inner wall of the matching groove 202, the contact area between the corner brace accessory 100 and the frame 1000 is increased, and the mounting stability of the corner brace accessory 100 is improved.

According to some embodiments of the present invention, referring to fig. 6, the sub-frame 201 is further formed with a mounting groove 203, the mounting groove 203 and the fitting groove 202 are arranged along the thickness direction (the up-down direction in the drawing) of the frame body 200, and the wall surface of the fitting groove 202 away from the mounting groove 203 is formed with a liquid leakage hole 2024. That is, the fourth side wall 2021 may constitute a bottom wall of the mounting groove 203 and a top wall of the fitting groove 202, the sixth side wall 2023 may constitute a bottom wall of the fitting groove 202, and the liquid leakage hole 2024 may be formed on the sixth side wall 2023. For example, the frame 1000 is generally exposed to the environment during use, and the liquid leakage holes 2024 can drain water in the frame 1000 in time in rainy and snowy weather, so as to keep the frame 1000 dry, reduce rusting caused by long-term humidity of the frame 1000, and increase the service life of the frame 1000. The mounting slots 203 may be used to fit the back plate assembly of the photovoltaic module, forming a support for the back plate assembly.

As shown in fig. 6, when the corner brace attachment 100 includes the flange 131, the free end of the flange 131 fits within the weep hole 2024. In the installation of frame 1000, angle sign indicating number annex 100 need assemble with sub-frame 201 earlier, in the one end of angle sign indicating number annex 100 stretched into sub-frame 201 from the one end tip of sub-frame 201, the other end of angle sign indicating number annex 100 is equipped with turn-ups 131, at the in-process of stretching into, turn-ups 131 can cooperate with the weeping hole 2024 of seting up on the above-mentioned one end of sub-frame 201, weeping hole 2024 forms spacing to turn-ups 131, so that accurate installation is realized with sub-frame 201 to angle sign indicating number annex 100, avoid in the angle sign indicating number annex 100 excessively stretched into sub-frame 201, increase the convenience of installation.

Specifically, the bottom surface of the free end of the turned-up edge 131 is at most flush with the corresponding outer surface of the corresponding sub-bezel 201. That is, the extending length of the flange 131 may be equal to or less than the wall thickness of the sixth side wall 2023, so as to prevent the flange 131 from protruding from the liquid leaking hole 2024, thereby increasing the safety of the frame 1000, facilitating the transportation of the frame 1000, and reducing accidental injuries.

In some embodiments, as shown in fig. 3, the corner brace 300 has a corner brace opening 301 formed therein that mates with the resilient catch 20 of the corner brace attachment 100. The position of angle sign indicating number opening 301 and opening 111 direction are not restricted here, for the convenience of explanation, here locate first lateral wall 11 with resilience buckle 20, angle sign indicating number opening 301 is located and is exemplified with the one side that angle sign indicating number 300 is close to first lateral wall 11, through the cooperation of angle sign indicating number opening 301 with resilience buckle 20, can increase the efficiency of angle sign indicating number 300 and the assembly of angle sign indicating number annex 100, when frame 1000 appears damaged deformation influence normal use simultaneously, can change through dismantling, reduce frame 1000's maintenance and use cost.

According to the utility model discloses photovoltaic module of third aspect embodiment, include the frame 1000 for photovoltaic module of any one of the above-mentioned embodiments.

With reference to fig. 1 to 6, the photovoltaic module includes a frame 1000 and a back plate assembly, the frame 1000 is provided with a mounting groove 203 and a matching groove 202, and the back plate assembly is matched with the mounting groove 203. The frame 1000 includes angle sign indicating number 300, angle sign indicating number annex 100 and a plurality of sub-frame 201, all adapts to angle sign indicating number annex 100 in the tip of two adjacent sub-frames 201, and angle sign indicating number annex 100 realizes through the turn-ups 131 that sets up that the weeping hole 2024 that sets up on with sub-frame 201 cooperates, is convenient for realize the location of angle sign indicating number annex 100, and angle sign indicating number annex 100 and sub-frame 201 tight fit. The angle sign indicating number annex 100 constitutes the cooperation chamber with the cooperation groove 202 of sub-frame 201 in sub-frame 201, and angle sign indicating number annex 100 is equipped with resilience buckle 20 towards one side of cooperation chamber center, and one side that angle sign indicating number 300 and resilience buckle 20 correspond is equipped with angle sign indicating number opening 301, and the assembly of angle sign indicating number 300 and angle sign indicating number annex 100 can be realized with the cooperation of resilience buckle 20 to angle sign indicating number opening 301. The corner connector 300 can be connected to two adjacent sub-frames 201 at the same time.

From this, be equipped with frame 1000 of angle sign indicating number annex 100 and have the photovoltaic module of this frame 1000, can have good stability, when keeping current frame 1000 design unchangeable, can improve photovoltaic module's assembly efficiency, reinforcing photovoltaic module's reliability can effectively avoid angle sign indicating number 300 frequently to appear grafting not in place, the appearance of phenomena such as angle sign indicating number 300 dislocation and angle sign indicating number 300 part deviate from frame 1000 when installing with frame 1000.

In the description of the present invention, it is to be understood that the terms "center", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "circumferential", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

In the description of the present invention, "the first feature" and "the second feature" may include one or more of the features. In the description of the present invention, "a plurality" means two or more. In the description of the present invention, the first feature "on" or "under" the second feature may include the first and second features being in direct contact, and may also include the first and second features being in contact with each other not directly but through another feature therebetween. In the description of the invention, the first feature being "on", "above" and "above" the second feature includes the first feature being directly above and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims (17)

1. An angle bracket accessory, comprising:

the body comprises a first side wall, a second side wall and a third side wall, the second side wall and the third side wall are respectively connected to two ends of the first side wall, the second side wall and the third side wall are positioned on the same side of the first side wall in the thickness direction, and an accommodating groove is defined among the first side wall, the second side wall and the third side wall;

a resilient snap disposed on at least one of the first, second, and third sidewalls, the resilient snap located on a side of the at least one of the first, second, and third sidewalls adjacent to the receiving slot center.

2. The corner brace attachment of claim 1, wherein an opening is formed in at least one of the first side wall, the second side wall, and the third side wall, one end of the resilient clip is connected to the side wall of the opening, and the other end of the resilient clip extends obliquely toward the center of the receiving groove.

3. The corner brace attachment of claim 2, wherein an angle between the resilient catch and the at least one of the first sidewall, the second sidewall, and the third sidewall is a, wherein a satisfies: alpha is more than or equal to 10 degrees and less than or equal to 45 degrees.

4. The corner brace attachment of claim 2, wherein the other end of the resilient clip has a bend, one end of the bend is connected to the other end of the resilient clip, and the other end of the bend extends into the opening in a direction away from the center of the receiving slot.

5. The corner brace accessory of claim 4, wherein the bend is perpendicular to the at least one of the third side wall, the second side wall, and the first side wall.

6. The corner brace accessory of claim 1, wherein at least one of the first side wall, the second side wall, and the third side wall has a flange formed thereon, one end of the flange is connected to the at least one of the first side wall, the second side wall, and the third side wall, and the other end of the flange extends in a direction away from the center of the receiving groove.

7. The corner brace accessory of claim 6, wherein an edge of the at least one of the first side wall, the second side wall, and the third side wall is formed with a notch, and the one end of the flange is connected to a side wall of the notch.

8. The corner brace attachment of claim 7, wherein at least one end face of the body is disposed obliquely relative to the first sidewall, and the notch is formed at the at least one end of the body.

9. The corner brace attachment of claim 6, wherein the resilient clip is disposed on the first sidewall and the flange is disposed on the third sidewall.

10. The corner brace attachment of any one of claims 1-9, wherein the free end of the second side wall is provided with a first flap extending toward the third side wall, and the free end of the third side wall is provided with a second flap extending toward the second side wall.

11. A frame for a photovoltaic module, comprising:

the frame comprises a frame body, wherein the frame body comprises a plurality of sub-frames which are sequentially connected end to end along the circumferential direction, and at least one sub-frame is provided with a matching groove;

at least one corner brace attachment, the corner brace attachment being in accordance with any one of claims 1-10, the corner brace attachment fitting within the mating groove, the corner brace attachment and an inner wall of the mating groove together defining a mating cavity therebetween;

the corner connector is arranged between every two adjacent sub-frames, and at least one end of the corner connector is matched in the matching cavity.

12. The frame for a photovoltaic module as set forth in claim 11, wherein a side of the mating groove facing away from the sub-frame is open, the first side wall of the corner brace attachment is disposed adjacent to the side of the mating groove facing away from the sub-frame, and the corner brace attachment and an inner wall of the mating groove cooperatively define the mating cavity therebetween that is circumferentially closed.

13. The frame for photovoltaic modules according to claim 11, wherein the outer peripheral surface of the corner brace attachment has a shape that matches the shape of the inner wall surface of the fitting groove.

14. The frame for photovoltaic modules as claimed in claim 11, wherein the sub-frame is formed with an installation groove, the installation groove and the matching groove are arranged along a thickness direction of the frame body, and a liquid leakage hole is formed on a wall surface of the matching groove far away from the installation groove;

when the corner brace accessory comprises a flanging, the free end of the flanging is matched in the liquid leakage hole.

15. The frame for a photovoltaic module according to claim 14, wherein a bottom surface of the free end of the flange is at most flush with a corresponding outer surface of the corresponding sub-frame.

16. The frame for a photovoltaic module of any of claims 11-15, wherein the corner brace has a corner brace opening formed therein that mates with a resilient snap fit of the corner brace attachment.

17. A photovoltaic module comprising a frame for a photovoltaic module according to any one of claims 11-16.

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