Photovoltaic frame with novel structure

Abstract

The utility model discloses a photovoltaic frame with a novel structure. The photovoltaic frame comprises a short frame (100), a long frame (200) and a corner connector (300). The photovoltaic frame is made of 6005 aluminum alloy and is formed by forward hot extrusion by using a flat die. And the cavity structures of the short frame (100) and the long frame (200) are replaced by a small section of clamping piece. The utility model has the benefits that the short frame (100) and the long frame (200) both adopt a non-closed cavity structure, and the original closed cavity is replaced by a section of clamping piece, so that the die cost is saved, the forming is easier, the extrusion speed is higher, the efficiency is higher, the metal is saved, and the comprehensive cost is greatly reduced.

Description

Technical Field

[0001] The utility model relates to the photovoltaic field, and in particular to a photovoltaic frame with a new structure. Background Art

[0002] At present, aluminum alloy photovoltaic frames are mainly cavity structures, which are mainly produced by combined die extrusion processing. The investment cost is large. Due to structural limitations, the extrusion speed is relatively low, the yield is low, the cost is high, and black lines and stripes are easily generated. Utility Model Content

[0003] In order to solve the above problems, the purpose of the utility model is to provide a photovoltaic frame with a new structure.

[0004] According to the utility model, a photovoltaic frame of a new structure is provided, comprising a first frame and a second frame connected and assembled via an angle code, wherein the first frame comprises a first clamping groove and a first clamping member which can be shape-locked with each other to form a first cavity with a closed cross-section, the second frame comprises a second clamping groove and a second clamping member which can be shape-locked with each other to form a second cavity with a closed cross-section, the angle code comprises two angle plates respectively formed with a clamping tooth group I and a clamping tooth group II, an assembly anchor point I for clamping with the clamping tooth group I is formed on the first clamping member, an assembly anchor point II for clamping with the clamping tooth group II is formed on the second clamping member, a first interference anchor point for fixing the first clamping member is formed on the first clamping groove, a second interference anchor point for fixing the second clamping member is formed on the second clamping groove, and a first positioning rib and a second positioning rib for fixing the two angle plates are respectively formed on the inner side walls of the first clamping groove and the second clamping groove.

[0005] Preferably, the first frame and the second frame are respectively configured as a short frame and a long frame, and the short frame and the long frame respectively include a first accommodating groove provided with a short-sized glue overflow groove and a second accommodating groove provided with a long-sized glue overflow groove.

[0006] Preferably, the short frame and the long frame are in an E-shaped configuration, and the short frame includes: a short-sized A surface formed with a short-sized glue overflow groove, a first B surface adjacent to the short-sized A surface, a first groove wall adjacent to the first B surface at an interval with the short-sized A surface, and a first C surface; the long frame includes: a long-sized A surface formed with a long-sized glue overflow groove, a second B surface adjacent to the long-sized A surface, a second groove wall adjacent to the second B surface at an interval with the long-sized A surface, and a second C surface.

[0007] Preferably, the first snap-fit ​​groove is surrounded by a first groove wall, a first B surface and a first C surface, and on the surfaces opposite to each other of the first groove wall and the first C surface, there are spaced apart: a first positioning rib, and first protruding blocks extending toward each other respectively near the opening side of the first snap-fit ​​groove; the first clip includes: a flat first clip connection body, a first clip groove formed on the lateral end sides of the first clip connection body, and an assembly anchor point I recessed on the surface of the first clip connection body.

[0008] Preferably, the first clamping groove is formed as a concave portion between a curved body erected from a position close to the two lateral ends and the two ends, and is used for clamping with the first protruding blocks respectively.

[0009] Preferably, the first interference anchor point is concavely formed in a pit shape on the bottom surface side of the first C-surface, or is formed as a protruding piece punched downward from the surface.

[0010] Preferably, the second snap-fit ​​groove is surrounded by a second groove wall, a second B surface and a second C surface. On the surfaces opposite to each other of the second groove wall and the second C surface, there are spaced apart: a second positioning rib, a second protruding block I protrudingly formed on the opening side of the second groove wall close to the second snap-fit ​​groove, and a second groove I on the second C surface corresponding to the second protruding block I; the second clip includes: a flat second clip connecting body, a second clip groove formed on one lateral end side of the second clip connecting body, a second clip protruding block II formed on the other lateral end side of the second clip connecting body, and an assembly anchor point II recessed on the surface of the second clip connecting body.

[0011] Preferably, the second clamping groove is formed as a recessed portion between a curved body rising from a position close to one lateral end and the one end.

[0012] Preferably, a step portion is formed on the end side of the second C-face so that the height of the end side of the second C-face is the same as the second groove wall on the opposite side, and the second clamping groove and the second clamping member constitute the second cavity in the same way as the first cavity.

[0013] Preferably, the first clamp and the second clamp are constructed as tile profiles with a shallow U-shaped cross-section.

[0014] The beneficial effects of the utility model are as follows: the closed cavities of the short frame and the long frame are replaced by clamps, and a flat mold can be used for extrusion, which saves mold costs, makes molding easier, increases extrusion speed, increases efficiency, saves metal, and greatly reduces overall costs.

[0015] In order to make the purpose, technical solutions and advantages of the utility model clearer, the utility model will be further described in detail below with reference to the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 For the assembly effect diagram,

[0017] Figure 2 It is a schematic diagram of the short frame section.

[0018] Figure 3 This is a schematic diagram of a short frame card.

[0019] Figure 4 Schematic diagram of short card connecting short frame body,

[0020] Figure 5 Illustration of the processing of the short frame end

[0021] Figure 6 It is a schematic diagram of the long frame section.

[0022] Figure 7 Schematic diagram of long frame card;

[0023] Figure 8 This is a schematic diagram of the long frame card connecting the long frame body.

[0024] Fig. 9 This is a schematic diagram of the processing of the long frame end.

[0025] Fig.10 This is a schematic diagram of the angle code end face.

[0026] Fig.11 This is a diagram of the short frame, long frame, and corner code before assembly.

[0027] Fig.12 This is a partial enlarged schematic diagram of the short frame, long frame and corner code assembly. DETAILED DESCRIPTION

[0028] The exemplary embodiments of the present utility model are described in detail below in conjunction with the accompanying drawings. The exemplary embodiments described below and shown in the accompanying drawings are intended to teach the principles of the present utility model, so that those skilled in the art can implement and use the present utility model in several different environments and for several different applications. Therefore, the scope of protection of the present utility model is defined by the attached claims, and the exemplary embodiments are not intended to be, and should not be considered as, a restrictive description of the scope of protection of the present utility model. Moreover, for the convenience of description, the sizes of the various parts shown in the accompanying drawings are not necessarily drawn according to the actual proportional relationship, and the orientation description, such as the longitudinal direction corresponding to the longitudinal length of the main body, and the orientation or position relationship indicated by the upper, lower, left, right, top, bottom, etc., are all based on the orientation or position relationship shown in the accompanying drawings, which is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. Unless otherwise specifically stated, the order of the components and assembly steps described in the embodiments and the numerical values ​​do not limit the scope of the present utility model. Moreover, any numerical range stated herein is intended to include all sub-ranges contained therein, and the numerical range expressed as "value A to value B" refers to a range including the endpoint values ​​A and B. Those skilled in the art will understand that the terms "first", "second", "step" and the like in the present invention are only used to distinguish different steps, devices or modules, etc., and do not represent any specific technical meanings, nor do they represent the necessary logical order between them.

[0029] like Figure 1 , 11 As shown in Figures 1 and 12, the utility model provides a photovoltaic frame of a new structure, including a short frame 100, a long frame 200, and a corner code 300. Both the short frame 100 and the long frame 200 replace the traditional extruded closed cavity with plate-shaped clips (such as the first clip 132 and the second clip 232 described later) that are snapped into the open snap groove to form a local snap-in closed cavity, which is then spliced ​​with the corner code 300 to assemble into a rectangular photovoltaic frame. Here, the first frame and the second frame are described by taking the short frame 100 and the long frame 200 as examples, but are not limited thereto, and the two can also have the same length to form a square photovoltaic frame.

[0030] Among them, Figure 2 As shown, the short frame 100 is generally E-shaped, including: a short A surface 101 formed with a short glue overflow groove 103, a first B surface 102 adjacent to the short A surface 101, a first groove wall 130 adjacent to the first B surface 102 at a distance from the short A surface 101, and a first C surface 107.

[0031] The first receiving groove 104 is surrounded by the short A surface 101 , the first B surface 102 and the first groove wall 130 , and the first clamping groove 131 is surrounded by the first groove wall 130 , the first B surface 102 and the first C surface 107 .

[0032] On the surfaces opposite to each other of the first groove wall 130 and the first C surface 107 , there are spaced apart: first positioning ribs 106 for clamping the positioning angle code 300 , and first protruding blocks 105 extending toward each other near the opening side of the first clamping groove 131 .

[0033] like Figures 3 to 5 As shown, the first clamping member 132 for clamping in the first clamping groove 131 is constituted as a tile profile member with a generally shallow U-shaped cross section, including: a flat first clamping member connecting body 109, a first clamping member groove 108 formed on the lateral two end sides of the first clamping member connecting body 109, and an assembly anchor point I 113 formed concavely on the surface of the first clamping member connecting body 109 in the shape of a pit, for example. Preferably, the first clamping member groove 108 is constituted as a curved body erected from a position close to the lateral two end ends and a concave portion between the two end ends, which is used to clamp with the first protruding block 105 respectively, so that they can be locked with each other in a shape-locked manner as shown in FIG. Figure 4 The first cavity 110 of the closed cavity type shown in the clamping cross section is assembled with the angle code 300 described later ( Fig.11 ).

[0034] like Figure 5 As shown, in order to facilitate assembly with the angle code 300, a short-length end 45° inclined surface 112 is formed on the end side of the first C surface 107. In order to further fix the clamping position of the first clamping member 132, a first interference anchor point 111 is concavely formed on the bottom side of the first C surface 107 in the shape of a pit.

[0035] Among them, Figure 6 As shown, the long frame 200 is generally E-shaped, including: a long A surface 201 formed with a long glue overflow groove 203, a second B surface 202 adjacent to the long A surface 201, a second groove wall 230 adjacent to the second B surface 202 at a distance from the long A surface 201, and a second C surface 208.

[0036] The second receiving groove 204 is surrounded by the long A surface 201 , the second B surface 202 and the second groove wall 230 , and the second clamping groove 231 is surrounded by the second groove wall 230 , the second B surface 202 and the second C surface 208 .

[0037] On the surfaces opposite to each other of the second groove wall 230 and the second C-face 208, there are arranged at intervals: a second positioning rib 206 for clamping the positioning angle code 300, a second protruding block Ⅰ205 protrudingly formed on the opening side of the second groove wall 230 close to the second clamping groove 231, and a second groove Ⅰ207 on the second C-face 208 at a position corresponding to the second protruding block Ⅰ205.

[0038] like Figure 7 As shown, the second clamping member 232 for clamping in the second clamping groove 231 is constituted as a tile profile member with a roughly shallow U-shaped cross-section, including: a flat second clamping member connecting body 210, a second clamping member groove 209 formed on one lateral end side of the second clamping member connecting body 210, a second clamping member protruding block II 211 formed on the other lateral end side of the second clamping member connecting body 210, and an assembly anchor point II 215 formed concavely on the surface of the second clamping member connecting body 210 in the shape of a pit, for example. Preferably, the second clamping member groove 209 is constituted as a concave portion between a curved body erected from a position close to one lateral end side and the one end, and is used for clamping with the second protruding block I 205, while the second clamping member protruding block II 211 is used for clamping with the second groove I 207, so that they can be locked with each other in shape as shown in FIG. Figure 8 The snap-fit ​​closed cavity type second cavity 212 is shown for assembly with the angle code 300 described later.

[0039] like Fig. 9 As shown, in order to facilitate assembly with the angle code 300, a long end 45° inclined surface 214 is formed on the end side of the second C surface 208. In order to further fix the clamping position of the second clamping member 232, a second interference anchor point 213 in the shape of a pit is formed on the bottom side of the second C surface 208.

[0040] The above shows an example where the cross-sectional width of the second C-surface 208 is longer than the second groove wall 230, but it is not limited to the upper diameter. Figure 4 As shown, at this time, it can be Fig. 9 As shown, a step portion is formed at the end of the second C surface 208, so that the height of the end of the second C surface 208 is the same as the second groove wall 230 on the opposite side, so that it can be easily snapped into the shape of Figure 4 The cavity structure (first cavity 110) is shown.

[0041] Among them, Fig.10 As shown, the angle code 300 is integrally formed with two angle plates extending at right angles to each other, and each angle plate comprises: an angle code cavity Ⅰ301, reinforcing rib Ⅰ302, supporting wall Ⅰ303, introduction slope surface Ⅰ304, supporting wall Ⅱ305, and latching tooth group Ⅰ306; reinforcing rib Ⅱ307, supporting wall Ⅲ308, angle code cavity Ⅱ309, latching tooth group Ⅱ310, supporting wall Ⅳ311, and introduction slope surface Ⅱ312.

[0042] In one embodiment, the short frame 100, the long frame 200 and the corner code 300 are extruded according to the shape of the drawing.

[0043] The short frame 100 is sawn into the required length, and the two ends are beveled 45° (45° bevel 112 of the short end), and a first interference anchor point 111 in the form of a blind hole is punched out on the first C surface 107 .

[0044] The long frame 200 is sawn into the required length, and the two ends are beveled 45° (45° bevel 214 at the long end), the C edges at both ends of the long ruler are punched down a distance, and a second interference anchor point 213, such as a blind hole pit, is punched out on the second C surface 208.

[0045] The corner code 300 is sawn into the required width. The corner code 300 is inserted into the two ends of the short frame 100.

[0046] After completing the above steps, send it to the frame assembly manufacturer. First, glue is applied to the corresponding receiving grooves of the short frame 100 and the long frame 200, and the photovoltaic panel is inserted into the corresponding receiving grooves of the short frame 100 and the long frame 200, while the corner code 300 on the short frame 100 is inserted into the end of the long frame 200.

[0047] At this time, the first positioning rib 106 and the second positioning rib 206 are fixed to the side of the angle code 300 (such as Fig.10 As shown in the surface, the assembly anchor point I 113 and the assembly anchor point II 215 are respectively locked in the latch tooth group I 306 and the latch tooth group II 310. Here, the assembly anchor point I 113 and the assembly anchor point II 215 are not limited to blind holes, but can also be protruding pieces punched downward from the surface.

[0048] In one embodiment, the material of the photovoltaic frame is 6005 aluminum alloy, and the composition meets the requirements of GBT3190-2020. The aluminum alloy is produced by hot extrusion forming to meet the requirements of GBT3190-2020. Figure 2 , Figure 5 and Figure 7 The short frame 100, the long frame 200 and the corner code 300 are processed using flat mold technology and will not be described in detail.

[0049] After extrusion, it is cut into a fixed length of 6050 (0, +20) mm and then aged. The aging process is 185-195℃*3-4h. The corner code 300 is kept for use. After that, the short frame 100 and the long frame 200 are subjected to sandblasting or shot blasting. Specifically, taking the sandblasting process as an example, the glass sand is 40-80 mesh and the sandblasting speed is 25-35HZ. Conventional anodizing is carried out, and the process is not described in detail.

[0050] After that, further processing is carried out. The length of the long frame 200 is 2000mm (±0.3) mm, the length of the short frame 100 is 1000mm (±0.3) mm, and the width of the corner code 300 is 2-2.5mm shorter than the length of the corresponding cavity of the short frame 100 or the long frame 200.

[0051] The two ends of the short frame 100 are cut into 45 (0, -0.3) degrees to the side, and a first interference anchor point 111 is punched on the first C surface 107 with a special punch. The first clamping groove 108 and the first protruding block 105 fit together, and a first cavity 110 is formed through the first interference anchor point 111 of the first C surface 107.

[0052] The two ends of the long frame 200 are cut to 45 (0, -0.3) degrees to the side, and a special punch is used to punch the second interference anchor point 213 on the second C surface 208. The second clamping protrusion block II 211 is clamped in the second groove I 207, and the second protrusion block I 205 is clamped in the second clamping groove 209. A second cavity 212 is formed through the second interference anchor point 213 of the second C surface 208.

[0053] The corner code 300 is inserted into the first cavity 110 and the second cavity 212 in such a way that the angle plate length (insertion depth) of the corner code 300 is shorter than the cavity length of the first cavity 110 or the cavity length of the second cavity 212. The first receiving grooves 104 of the two short frames 100 and the second receiving grooves 204 of the two long frames 200 are glued, the photovoltaic panels are inserted into the corresponding receiving grooves, and the corner codes 300 at both ends of the two short frames 100 are inserted into the second cavities 212 at both ends of the long frames 200. The whole assembly process is now completed.

[0054] In the description of the present application, "multiple" means two or more than two, unless otherwise clearly and specifically defined. Unless otherwise clearly specified and defined, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral one; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to the specific circumstances. Although the present invention has been described with reference to various specific embodiments, it should be understood that variations can be made within the spirit and scope of the concept of the described utility model. Therefore, it is intended that the present invention is not limited to the described embodiments, but will have the full scope defined by the language of the appended claims.

Claims

1. A photovoltaic frame with a new structure, characterized in that: The invention comprises a first frame and a second frame connected and assembled via an angle code (300), wherein the first frame comprises a first snap-fit ​​groove (131) and a first snap-fit ​​member (132) which can be locked with each other to form a first cavity (110) with a closed cross section, the second frame comprises a second snap-fit ​​groove (231) and a second snap-fit ​​member (232) which can be locked with each other to form a second cavity (212) with a closed cross section, the angle code (300) comprises two angle plates respectively formed with a snap-fit ​​group I (306) and a snap-fit ​​group II (310), and the first snap-fit ​​member (132) is formed with a snap-fit ​​member for locking with the snap-fit ​​group I (306). 6) an assembly anchor point I (113) for clamping, an assembly anchor point II (215) for clamping with the clamping tooth group II (310) is formed on the second clamping member (232), a first interference anchor point (111) for fixing the first clamping member (132) is formed on the first clamping groove (131), a second interference anchor point (213) for fixing the second clamping member (232) is formed on the second clamping groove (231), and a first positioning rib (106) and a second positioning rib (206) for fixing two angle plates are respectively formed on the inner side walls of the first clamping groove (131) and the second clamping groove (231).

2. The photovoltaic frame of the novel structure according to claim 1 is characterized in that: The first frame and the second frame are respectively constituted as a short frame (100) and a long frame (200), and the short frame (100) and the long frame (200) respectively comprise a first receiving groove (104) provided with a short-sized glue overflow groove (103) and a second receiving groove (204) provided with a long-sized glue overflow groove (203).

3. The photovoltaic frame of the novel structure according to claim 2 is characterized in that: The short frame (100) and the long frame (200) are in an E-shaped configuration. The short frame (100) comprises: a short-scale A surface (101) formed with a short-scale glue overflow groove (103), a first B surface (102) adjacent to the short-scale A surface (101), a first groove wall (130) adjacent to the first B surface (102) at a distance from the short-scale A surface (101), and a first C surface (107); the long frame (200) comprises: a long-scale A surface (201) formed with a long-scale glue overflow groove (203), a second B surface (202) adjacent to the long-scale A surface (201), a second groove wall (230) adjacent to the second B surface (202) at a distance from the long-scale A surface (201), and a second C surface (208).

4. The photovoltaic frame of the novel structure according to claim 3 is characterized in that: The first snap-fit ​​groove (131) is surrounded by a first groove wall (130), a first B surface (102) and a first C surface (107). On the surfaces of the first groove wall (130) and the first C surface (107) facing each other, there are spaced apart: a first positioning rib (106) and first protruding blocks (105) extending toward each other on the opening side close to the first snap-fit ​​groove (131); the first snap member (132) includes: a flat first snap member connecting body (109), a first snap member groove (108) formed on both lateral ends of the first snap member connecting body (109), and an assembly anchor point I (113) recessed on the surface of the first snap member connecting body (109).

5. The photovoltaic frame of the novel structure according to claim 4 is characterized in that: The first clamping groove (108) is formed as a concave portion between a curved body erected from a position close to the two lateral ends and the two ends, and is used for clamping with the first protruding blocks (105) respectively.

6. The photovoltaic frame of the novel structure according to claim 4 is characterized in that: The first interference anchor point (111) is formed concavely in a pit shape on the bottom surface side of the first C surface (107), or is formed as a protruding piece protruding downward from the surface.

7. The photovoltaic frame of the novel structure according to claim 3 is characterized in that: The second engaging groove (231) is surrounded by a second groove wall (230), a second B surface (202) and a second C surface (208). On the surfaces of the second groove wall (230) and the second C surface (208) facing each other, there are arranged at intervals: a second positioning rib (206), a second protruding block I (205) protrudingly formed on the opening side of the second groove wall (230) close to the second engaging groove (231), and a second groove I (207) on the second C surface (208) at a position corresponding to the second protruding block I (205); The second clamp (232) comprises: a flat second clamp connection body (210), a second clamp groove (209) formed on one lateral end of the second clamp connection body (210), a second clamp protrusion II (211) formed on the other lateral end of the second clamp connection body (210), and an assembly anchor II (215) formed concavely on the surface of the second clamp connection body (210).

8. The photovoltaic frame of the novel structure according to claim 7 is characterized in that: The second clamping groove (209) is formed as a concave portion between a curved body erected from a position close to a lateral end and the end.

9. The photovoltaic frame of the novel structure according to claim 3 is characterized in that: A step portion is formed on the end side of the second C surface (208) so that the height of the end side of the second C surface (208) is the same as the second groove wall (230) on the opposite side, and the second clamping groove (231) and the second clamping member (232) constitute the second cavity (212) in the same manner as the first cavity (110).

10. The photovoltaic frame of the novel structure according to claim 1 is characterized in that: The first clamping member (132) and the second clamping member (232) are configured as tile profile members with a shallow U-shaped cross section.

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