CN220067337U - Corner connector for connecting photovoltaic module frame - Google Patents
Corner connector for connecting photovoltaic module frame Download PDFInfo
- Publication number
- CN220067337U CN220067337U CN202321037665.0U CN202321037665U CN220067337U CN 220067337 U CN220067337 U CN 220067337U CN 202321037665 U CN202321037665 U CN 202321037665U CN 220067337 U CN220067337 U CN 220067337U
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- CN
- China
- Prior art keywords
- connecting arm
- frame
- arm
- corner connector
- groove body
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Links
- 239000000853 adhesive Substances 0.000 claims abstract description 31
- 230000001070 adhesive effect Effects 0.000 claims abstract description 31
- 230000008878 coupling Effects 0.000 claims description 5
- 238000010168 coupling process Methods 0.000 claims description 5
- 238000005859 coupling reaction Methods 0.000 claims description 5
- 239000011230 binding agent Substances 0.000 claims 2
- 210000005056 cell body Anatomy 0.000 claims 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000004814 polyurethane Substances 0.000 description 2
- 229920002635 polyurethane Polymers 0.000 description 2
- 229910021419 crystalline silicon Inorganic materials 0.000 description 1
- 229920006332 epoxy adhesive Polymers 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- 239000005341 toughened glass Substances 0.000 description 1
Abstract
The utility model discloses a corner connector for connecting a frame of a photovoltaic module, which comprises a first connecting arm and a second connecting arm, wherein one end of the first connecting arm is connected with one end of the second connecting arm, a first groove body for moving an adhesive is arranged on the surface of the first connecting arm, and a second groove body for moving the adhesive is arranged on the surface of the second connecting arm. The corner connector has the characteristic of good stability after being connected with the frame.
Description
Technical Field
The utility model relates to the technical field of photovoltaics, in particular to an angle code for connecting a frame of a photovoltaic module.
Background
The photovoltaic module (solar module) is composed of high-efficiency crystalline silicon solar cells, ultra-white cloth-grain toughened glass, EVA, a transparent TPT back plate and a frame, and because the photovoltaic module is rectangular, the frame is formed by connecting four sections of frames end to end, and in the prior art, the frame is connected by adopting corner connectors.
The traditional angle code comprises an angle code main body, the cross section of the angle code main body is L-shaped, the transverse edge and the vertical edge of the angle code main body are respectively inserted into the inner cavity of the frame, the transverse edge and the vertical edge of the angle code main body are provided with an elastic part and a locking part, and the transverse frame and the vertical frame are provided with locking holes matched with the locking part.
The transverse edge and the vertical edge of the corner brace of the structure need to form clearance fit with the frame, so that the transverse edge and the vertical edge can be inserted into the inner cavity of the frame. After the locking portion is matched with the locking hole, the gap between the transverse edge and the frame is further increased, and the corner connector body and the frame can swing, so that the corner connector is not firmly connected with the frame.
Disclosure of Invention
The corner connector for connecting the photovoltaic module frame has the characteristic of good stability after being connected with the frame.
The corner connector for connecting the photovoltaic module frame comprises a first connecting arm and a second connecting arm, wherein one end of the first connecting arm is connected with one end of the second connecting arm, a first groove body used for allowing an adhesive to move is formed in the surface of the first connecting arm, and a second groove body used for allowing the adhesive to move is formed in the surface of the second connecting arm.
Further, a first bump is arranged on the surface of the first connecting arm, the first groove body is formed between the first bump and the surface of the first connecting arm, a second bump is arranged on the surface of the second connecting arm, and the second groove body is formed between the second bump and the surface of the second connecting arm.
Further, the first protruding blocks are arranged along the length or the height direction of the first connecting arm to enable the first groove body to be in a straight shape, and the second protruding blocks are arranged along the length or the height direction of the second connecting arm to enable the second groove body to be in a straight shape.
Further, the height and the length of the first protruding block are smaller than those of the first connecting arm, and the first groove body is in a crisscross shape;
the height and the length of the second protruding block are smaller than those of the second connecting arm, and the second groove body is in a crisscross shape.
Further, the novel connecting device further comprises plate-shaped parts, the first connecting arms and the second connecting arms are respectively provided with a cavity, at least one part of the plate-shaped parts are located in the cavities, the plate-shaped parts located in the cavities on the first connecting arms are connected with the first connecting arms, the plate-shaped parts located in the cavities on the second connecting arms are connected with the second connecting arms, and the side walls of the plate-shaped parts are respectively provided with a first combination part used for forming concave-convex fit with the frame.
Further, the plate-like members are arranged obliquely in the cavity, and the ends of the adjacent two plate-like members are connected.
Further, the first joint portion is a groove.
Further, the other end of the first connecting arm and/or the second connecting arm is conical, and a second combination part which is used for being matched with the frame in a concave-convex mode is arranged on the side wall of the other end of the first connecting arm and/or the second connecting arm.
Further, the second joint portion is a groove.
Further, an adhesive is arranged in the first groove body and the second groove body.
Before the first connecting arm and the second connecting arm in the corner bracket are inserted into the inner cavity of the frame, the adhesive is injected into the inner cavity of the frame, the adhesive can be single-component or double-component adhesive, such as epoxy resin adhesive and polyurethane adhesive, when the first connecting arm and the second connecting arm are inserted into the inner cavity of the frame, a part of the adhesive directly enters the first groove body and the second groove body, and a part of the adhesive enters the first groove body and the second groove body under the extrusion force, and because the adhesive has the property of swelling when being cured by reaction, the adhesive moves in the first groove body and the second groove body, so that the uniformity of the adhesive in the first groove body 3 and the second groove body is improved, and the bonding between the corner bracket and the frame is firmer.
Drawings
FIG. 1 is a cross-sectional view of a corner bracket and a frame according to the present utility model.
Fig. 2 is a perspective view of a first type of corner fitting.
Fig. 3 is a perspective view of a second type of corner fitting.
Fig. 4 is a perspective view of a third angle code.
Fig. 5 is a perspective view of a fourth corner key.
The reference symbols in the drawings:
the connecting device comprises a corner code A, a first connecting arm 1, a first lug 1a, a second connecting part 1B, a second connecting arm 2, a second lug 2a, a first groove body 3, a second groove body 4, a plate-shaped part 5, a cavity 6, a first connecting part 5a, a frame B and a bulge 7.
Detailed Description
As shown in fig. 1 to 2, a corner bracket a for connecting a frame of a photovoltaic module comprises a first connecting arm 1 and a second connecting arm 2, wherein one end of the first connecting arm 1 is connected with one end of the second connecting arm 2, a first groove body 3 for moving an adhesive is arranged on the surface of the first connecting arm 1, and a second groove body 4 for moving the adhesive is arranged on the surface of the second connecting arm 2.
As shown in fig. 1 to 2, before the first connecting arm 1 and the second connecting arm 2 in the corner connector a are inserted into the inner cavity of the frame B, an adhesive is injected into the inner cavity of the frame B, and the adhesive can be a single-component or double-component adhesive, such as an epoxy adhesive or a polyurethane adhesive, when the first connecting arm 1 and the second connecting arm 2 are inserted into the inner cavity of the frame B, a part of the adhesive directly enters the first groove body 3 and the second groove body 4, and a part of the adhesive is pressed into the first groove body 3 and the second groove body 4 by the pressing force, and because the adhesive has the property of expanding when being cured by reaction, the adhesive moves in the first groove body 3 and the second groove body 4, so that the uniformity of the adhesive in the first groove body 3 and the second groove body 4 is improved, the adhesion between the corner connector a and the frame B is firmer, the speed of the assembly is improved, and the production efficiency is improved.
As shown in fig. 1 to 2, the surface of the first connecting arm 1 is provided with a first bump 1a, the first groove 3 is formed between the first bump 1a and the surface of the first connecting arm 1, the surface of the second connecting arm 2 is provided with a second bump 2a, and the second groove 4 is formed between the second bump 2a and the surface of the second connecting arm 2. In this embodiment, the first bump 1a is integrally formed with the first connecting arm 1, and the second bump 2a is integrally formed with the second connecting arm 2.
As shown in fig. 1 to 2, the first groove 3 may be formed along the lateral direction (length direction) of the first connection arm 1, and the first groove 3 may be formed along the longitudinal direction (height direction) of the first connection arm 1.
As shown in fig. 1 to 2, the second groove body 4 may be formed along the lateral direction (length direction) of the second connection arm 2, the second groove body 4 may be formed along the longitudinal direction (height direction) of the second connection arm 2, and the second groove body 4 may be formed along the lateral and longitudinal directions of the second connection arm 2.
As shown in fig. 2, the first bump 1a is arranged along the length direction of the first connecting arm 1 so that the first groove 3 is in a straight shape, and the length of the first bump 1a is equal to the length of the first connecting arm 1, or the length of the first bump 1a is slightly smaller than the length of the first connecting arm 1, for example, the difference between the length of the first connecting arm 1 and the length of the first bump 1a is smaller than 5mm. The second protruding blocks 2a are arranged along the length direction of the second connecting arm 2 so that the second groove body 4 is in a straight shape, the length of the second protruding blocks 2a is equal to that of the second connecting arm 2, or the length of the second protruding blocks 2a is slightly smaller than that of the second connecting arm 2, for example, the length difference between the second connecting arm 2 and the second protruding blocks 2a is smaller than 5mm.
On the basis of fig. 2, when the first bump 1a is arranged along the height direction of the first connecting arm 1, the height of the first bump 1a is equal to the height of the first connecting arm 1, or the height of the first bump 1a is slightly smaller than the height of the first connecting arm 1, for example, the height difference between the first connecting arm 1 and the first bump 1a is smaller than 5mm, so that the first groove 3 can be in a straight shape. When the second bump 2a is disposed along the height direction of the second connection arm 2, the height of the second bump 2a is equal to the height of the second connection arm 2, or the height of the second bump 2a is slightly smaller than the height of the second connection arm 2, for example, the difference between the height of the second connection arm 2 and the height of the second bump 2a is smaller than 5mm, so that the second groove 4 can be in a straight shape.
As shown in fig. 1 to 2, the corner connector in this embodiment further includes a plate member 5, the first connecting arm 1 and the second connecting arm 2 are each provided with a cavity 6, at least a portion of the plate member 5 is located in the cavity 6, the plate member 5 located in the cavity 6 on the first connecting arm 1 is connected with the first connecting arm 1, the plate member 5 located in the cavity 6 on the second connecting arm 2 is connected with the second connecting arm 2, the first connecting arm 1 and the second connecting arm 2 are preferably integrally formed with the plate member 5, and the plate member 5 can increase the overall strength of the corner connector a.
As shown in fig. 1 to 2, in the present embodiment, the plate-like members 5 are disposed obliquely in the cavity 6, and the ends of the adjacent two plate-like members 5 are connected, a triangle is formed between the adjacent two plate-like members 5 and the first connecting arm 1, and a triangle is also formed between the adjacent two plate-like members 5 and the second connecting arm 2, and the structure of this triangle further increases the strength of the angle code a.
As shown in fig. 1 to 2, the side walls of each plate-like member 5 are provided with first coupling portions 5a for forming a concave-convex fit with the frame B, and when the first coupling portions 5a are grooves, the inner walls of the frame B are provided with protrusions 7 for fitting with the first coupling portions 5 a. When the first combining part 5a adopts a bulge, a groove matched with the first combining part 5a is arranged on the inner wall of the frame B. The first joint 5a in this embodiment preferably adopts a groove.
As shown in fig. 1 to 2, when the angle code a is installed in the space in the narrow cavity of the frame B, the plate-shaped member 5 forms a concave-convex fit structure with the frame B through the first joint portion 5a on the side wall thereof, so that on one hand, the strength of the angle code a after being combined with the frame B is increased, and on the other hand, the stability of the angle code a after being combined with the frame is increased, and the angle is prevented from shaking in the frame B.
As shown in fig. 1 to 2, the other end of the first connecting arm 1 and/or the second connecting arm 2 is tapered, and a second joint part 1b for forming concave-convex fit with the frame is arranged on the side wall of the first connecting arm 1 and/or the second connecting arm 2. In this embodiment, the other ends of the first connecting arm 1 and the second connecting arm 2 are tapered, and the side walls of the other ends of the first connecting arm 1 and the second connecting arm 2 are provided with second combining parts 1b for forming concave-convex matching with the frame. The second joint part 1b and the first joint part 5a are positioned at the same width position on the corner code A, and the second joint part 1b adopts grooves preferentially.
As shown in fig. 1 to 2, the taper structure at the other end of the first connecting arm 1 and the second connecting arm 2 is used, and the taper structure has a guiding function, so that the first connecting arm 1 and the second connecting arm 2 can be conveniently spliced with the connecting frame B. In addition, since the second combining parts 1B for forming concave-convex fit with the frame are arranged on the side walls of the other ends of the first connecting arm 1 and the second connecting arm 2, when the frame is assembled, the second combining parts 1B are combined with the bulges 7 in the inner cavity of the frame B, and after the corner bracket A is pushed into the frame B, the second combining parts 1B and the first combining parts 5a are positioned at the same width position on the corner bracket A, so that the first combining parts 5a can be smoothly combined with the bulges 7.
The present utility model is not limited to the above-described embodiments, for example:
(a) As shown in fig. 3, the positions of the first bump 1a and the second bump 2a in the present embodiment are shifted by one position compared to the first embodiment, so that the positions of the first groove 3 and the second groove 4 are also different from the first embodiment.
(b) As shown in fig. 4 or fig. 5, the first groove 3 may be formed along the transverse direction and the longitudinal direction of the first connecting arm 1, for example, the height and the length of the first bump 1a are smaller than those of the first connecting arm 1, the first groove 3 is in a longitudinal-transverse cross shape, the height and the length of the second bump 2a are smaller than those of the second connecting arm 2, and the second groove 4 is in a longitudinal-transverse cross shape.
(c) An adhesive is provided in the first and second grooves 3 and 4, and preferably, the corner fitting a is inserted into the frame B after the adhesive is provided in the first and second grooves 3 and 4 in advance. Alternatively, the first tank 3 and the second tank 4 are provided with an adhesive, and the inner cavity wall surface of the frame B is also provided with an adhesive.
Claims (10)
1. Connect the angle sign indicating number of photovoltaic module frame, including first linking arm (1), second linking arm (2), the one end of first linking arm (1) is connected with the one end of second linking arm (2), and its characterized in that, the surface of first linking arm (1) is equipped with first cell body (3) that are used for supplying the binder to remove, and the surface of second linking arm (2) is equipped with second cell body (4) that are used for supplying the binder to remove.
2. The corner connector for connecting a frame of a photovoltaic module according to claim 1, wherein a first bump (1 a) is arranged on the surface of the first connecting arm (1), the first groove (3) is formed between the first bump (1 a) and the surface of the first connecting arm (1), a second bump (2 a) is arranged on the surface of the second connecting arm (2), and the second groove (4) is formed between the second bump (2 a) and the surface of the second connecting arm (2).
3. The corner connector for connecting frames of photovoltaic modules according to claim 2, characterized in that the first protrusions (1 a) are arranged along the length or height direction of the first connecting arms (1) so that the first groove body (3) is in a shape of a Chinese character 'yi', and the second protrusions (2 a) are arranged along the length or height direction of the second connecting arms (2) so that the second groove body (4) is in a shape of a Chinese character 'yi'.
4. The corner connector for connecting frames of a photovoltaic module according to claim 2, wherein the height and the length of the first protruding block (1 a) are smaller than those of the first connecting arm (1), and the first groove body (3) is in a crisscross shape;
the height and the length of the second protruding block (2 a) are smaller than those of the second connecting arm (2), and the second groove body (4) is in a crisscross shape.
5. The corner connector for connecting frames of photovoltaic modules according to claim 1, further comprising plate-shaped parts (5), wherein the first connecting arms (1) and the second connecting arms (2) are respectively provided with a cavity (6), at least one part of the plate-shaped parts (5) is located in the cavity (6), the plate-shaped parts (5) located in the cavities (6) on the first connecting arms (1) are connected with the first connecting arms (1), the plate-shaped parts (5) located in the cavities (6) on the second connecting arms (2) are connected with the second connecting arms (2), and the side walls of the plate-shaped parts (5) are respectively provided with a first combination part (5 a) for forming concave-convex fit with the frames.
6. The corner bracket for connecting a photovoltaic module frame according to claim 5, characterized in that the plate-like members (5) are arranged obliquely in the cavity (6) and the ends of adjacent two plate-like members (5) are connected.
7. The corner connector for connecting frames of a photovoltaic module according to claim 5, characterized in that the first coupling portion (5 a) is a groove.
8. The corner connector for connecting a frame of a photovoltaic module according to claim 1, wherein the other end of the first connecting arm (1) and/or the second connecting arm (2) is tapered, and the side wall of the other end of the first connecting arm (1) and/or the second connecting arm (2) is provided with a second combination part (1 b) for forming concave-convex fit with the frame.
9. The corner connector for connecting frames of a photovoltaic module according to claim 1, characterized in that the second coupling portion (1 b) is a groove.
10. The corner connector for connecting frames of photovoltaic modules according to claim 1, characterized in that the first groove body (3) and the second groove body (4) are provided with adhesive.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321037665.0U CN220067337U (en) | 2023-05-05 | 2023-05-05 | Corner connector for connecting photovoltaic module frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321037665.0U CN220067337U (en) | 2023-05-05 | 2023-05-05 | Corner connector for connecting photovoltaic module frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220067337U true CN220067337U (en) | 2023-11-21 |
Family
ID=88753527
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321037665.0U Active CN220067337U (en) | 2023-05-05 | 2023-05-05 | Corner connector for connecting photovoltaic module frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220067337U (en) |
-
2023
- 2023-05-05 CN CN202321037665.0U patent/CN220067337U/en active Active
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