CN210535677U - Double-glass assembly with built-in gasket - Google Patents
Double-glass assembly with built-in gasket Download PDFInfo
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- CN210535677U CN210535677U CN201921403079.7U CN201921403079U CN210535677U CN 210535677 U CN210535677 U CN 210535677U CN 201921403079 U CN201921403079 U CN 201921403079U CN 210535677 U CN210535677 U CN 210535677U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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Abstract
The utility model discloses a dual glass assembly who contains built-in gasket. The utility model discloses a dual glass assembly who contains built-in gasket, including last glass layer, rubberizing rete, battery piece, lower gluey rete and the lower glass layer that from top to bottom connects gradually, go up the size on glass layer with the size on lower glass layer is independently greater than respectively rubberizing rete with the size on lower gluey rete is followed the battery piece is provided with two at least built-in gaskets outward along the interval, built-in gasket respectively independently with go up the glass layer with lower glass layer connects. The utility model discloses a dual glass assembly who contains built-in gasket, the joining of built-in gasket can effectively avoid dual glass assembly because the uneven bending deformation that then causes glass of edge atress when the lamination to the quantity of glued membrane has been reduced, and built-in gasket interval sets up and exhausts when being convenient for the lamination, and the dual glass assembly edge of making does not have the delaminating, does not have the bubble.
Description
Technical Field
The utility model belongs to the solar energy dual glass assembly field, concretely relates to dual glass assembly who contains built-in gasket.
Background
The conventional solar dual-glass assembly is subjected to uneven stress at the edge to cause bending deformation of glass in the laminating process, so that internal stress is generated, and the delaminating risk exists in the long-term use process. At present, an assembly factory generally adopts an external frame or an external corner bead to prevent deformation and reduce internal stress when producing the dual-glass assembly.
CN207359811U discloses a frame with dual glass assembly lamination integrated into one piece, including the frame main part with dual glass assembly lamination integrated into one piece, the front of frame main part is a cavity, the internal diameter height of frame main part is 0.25-0.35mm than the height behind the dual glass assembly lamination, the internal diameter length of frame main part is 4.5-5.5mm than the length of dual glass assembly, the internal diameter width of frame main part is 4.5-5.5mm than the width of dual glass assembly greatly, the thickness of frame main part is 1-1.2mm, the back width of frame main part is 19.5-20.5 mm. The utility model discloses a frame can play the effect of protection dual glass assembly for the dual glass after the lamination integrated into one piece no longer need add the lamination frock, also need not edging again or tear the sticky tape, need not install the angle bead again, can effectively reduce the probability of bursting simultaneously, guarantees dual glass assembly's yield, greatly increased production efficiency.
CN204977721U discloses a corner protector tool for laminating a dual-glass assembly, which comprises a corner protector and a beautiful pattern paper adhesive tape, wherein the corner protector is L-shaped, the surface of the front end surface of the corner protector is provided with a spray coating, the rear end surface of the corner protector is provided with a high temperature resistant rubber layer, the inner side of the corner protector is provided with a silica gel layer, the width of the silica gel layer is 2-5mm smaller than that of the corner protector, the surface of the silica gel layer is provided with a fluorocarbon modified coating, the beautiful pattern paper adhesive tape is pasted on the front end surface of the corner protector, the distance between the beautiful pattern paper adhesive tape and the silica gel layer is 1-2mm, the corner protector tool for laminating a dual-glass assembly changes the structure of the corner protector, has simple structure and convenient use, the high temperature resistant rubber layer and the silica gel layer are added in the horizontal and vertical directions, the bubble and the deviation prevention can be used, the beautiful pattern paper adhesive tape is used, the surface layer of the corner protector is sprayed, the problems of the lack of glue around the assembly, the difficulty in, thereby promote the dual glass assembly qualification rate of photovoltaic.
However, the external bezel has the following disadvantages: the size of the assembly is various, the assemblies in different sizes need frames in different sizes, and due to the fact that the size of the external frame is fixed, each external frame can only be applied to the assemblies in specific sizes, and the application requirements of the assemblies in different sizes cannot be met.
Compared with an external frame, the external corner protector has higher adaptability and can adapt to components with different sizes, but because the length of the external corner protector is limited, if the size of the external corner protector is too small, all areas on the edge of the component cannot be considered, so that the risk of generating internal stress in the external corner protector protection area is avoided; if the external corner protector is too large, the air exhaust effect of the adhesive film layer in the laminating process is affected, and air bubbles and other defects are possibly generated.
SUMMERY OF THE UTILITY MODEL
To prior art not enough, the utility model aims to provide a dual glass assembly who contains built-in gasket, its glass layer does not have bending deformation, and dual glass assembly's edge does not have delaminating, bubble-free.
To achieve the purpose, the utility model adopts the following technical proposal:
the dual-glass assembly comprises an upper glass layer, an upper adhesive film layer, a battery piece, a lower adhesive film layer and a lower glass layer which are sequentially connected from top to bottom, wherein the size of the upper glass layer and the size of the lower glass layer are respectively and independently larger than those of the upper adhesive film layer and the lower adhesive film layer, at least two built-in gaskets are arranged along the outer edge of the battery piece at intervals, and the built-in gaskets are respectively and independently connected with the upper glass layer and the lower glass layer.
The utility model discloses a dual glass assembly who contains built-in gasket, the joining of built-in gasket can effectively avoid dual glass assembly because the uneven bending deformation that then causes glass of edge atress when the lamination to the quantity of glued membrane has been reduced, and built-in gasket interval sets up and exhausts when being convenient for the lamination, and the dual glass assembly edge of making does not have the delaminating, does not have the bubble.
The built-in gasket comprises a gasket main body, and the upper end face and the lower end face of the gasket main body are respectively coated with a silica gel layer. The silica gel layer enables the built-in gasket to be bonded with the upper glass layer and the lower glass layer, so that the position of the built-in gasket is fixed.
The built-in gasket can also be in a structure comprising an upper release film layer, an upper silica gel layer, a gasket main body, a lower silica gel layer and a lower release film layer which are sequentially arranged from top to bottom, and the upper release film layer and the lower release film layer can be torn off during use.
In order to facilitate use, the built-in gaskets can be arranged into long strips, namely, the built-in gaskets are arranged on the release film one by one, and the release film is torn off when the gasket is used.
Wherein, the gasket main body is made of cross-linking EVA or POE. The built-in gasket can be adjusted according to the type of an adhesive film used by the assembly, the gasket main body can be made of a cross-linking EVA (ethylene vinyl acetate) or POE (polyolefin elastomer) material, the compatibility with the adhesive film layer is ensured, and meanwhile, the thickness of the built-in gasket is adjusted according to the actual thickness of the assembly so as to achieve the best effect. Meanwhile, the built-in gasket can be matched with the corner protector for use, so that the using amount of the built-in gasket is reduced, and the defect of the corner protector can be overcome.
The built-in gasket is cylindrical or cuboid.
When the built-in gasket is a cylinder, the diameter is 0.3-0.5 cm, for example, the diameter of the built-in gasket is 0.3cm, 0.4cm or 0.5cm, and the height of the built-in gasket is 1-2mm, for example, the height of the built-in gasket is 1mm, 1.5mm or 2 mm.
When the built-in gasket is a cuboid, the length of the built-in gasket is 0.3-0.5 cm, for example, the length of the built-in gasket is 0.3cm, 0.4cm and 0.5cm, the width of the built-in gasket is 0.3-0.5 cm, for example, the width of the built-in gasket is 0.3cm, 0.4cm and 0.5cm, and the height of the built-in gasket is 1-2mm, for example, the height of the built-in gasket is 1mm, 1.5mm and 2 mm.
The distance between two adjacent built-in gaskets is 0.8-1.2 mm, for example, the distance between two adjacent built-in gaskets is 0.8mm, 0.9mm, 1mm, 1.1mm, 1.2 mm.
The size and the number of the built-in gaskets can be adjusted according to actual needs so as to meet the requirements of different components.
The thickness of the upper glue film layer is the same as that of the lower glue film layer and is 0.4-1 mm, for example, the thickness of the upper glue film layer is 0.4mm, 0.5mm, 0.6mm, 0.7mm, 0.8mm, 0.9mm and 1 mm.
Wherein, go up the adhesive film layer with lower adhesive film layer is the adhesive film layer of POE or EVA material.
Wherein the upper glass layer and the lower glass layer are the same size.
Wherein the length of the upper glass layer is greater than or equal to the sum of the length of the gluing film layer and twice the diameter of the built-in gasket; the length of the lower glass layer is greater than or equal to the sum of the length of the lower adhesive film layer and twice the diameter of the built-in gasket; the width of the upper glass layer is greater than or equal to the sum of the width of the gluing film layer and twice the diameter of the built-in gasket; the width of the lower glass layer is larger than or equal to the sum of the width of the lower adhesive film layer and twice the diameter of the built-in gasket.
Preferably, the length dimension of the upper glass layer is equal to the sum of the length dimension of the rubberized film layer and twice the diameter of the built-in gasket; the length of the lower glass layer is equal to the sum of the length of the lower adhesive film layer and twice the diameter of the built-in gasket; the width of the upper glass layer is equal to the sum of the width of the gluing film layer and twice the diameter of the built-in gasket; the width size of the lower glass layer is equal to the sum of the width size of the lower adhesive film layer and twice the diameter of the built-in gasket. For example, the length dimension (d) of the upper glass layer (lower glass layer) is equal to the length dimension (a) + twice the diameter (c) of the built-in gasket of the upper adhesive film layer (lower adhesive film layer) (i.e., d is equal to a +2 c); the width dimension (e) of the upper glass layer (lower glass layer) is equal to the width dimension (b) of the upper adhesive film layer (lower adhesive film layer) + twice the diameter (c) of the built-in gasket (i.e., e is equal to b +2 c).
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses a dual glass assembly who contains built-in gasket, the joining of built-in gasket can effectively avoid dual glass assembly because the uneven bending deformation that then causes glass of edge atress when the lamination to the quantity of glued membrane has been reduced, and built-in gasket interval sets up and exhausts when being convenient for the lamination, and the dual glass assembly edge of making does not have the delaminating, does not have the bubble.
Drawings
FIG. 1 is a schematic structural view of the dual glass assembly with built-in gasket of the present invention;
FIG. 2 is a top view of the dual glass assembly with built-in gasket of the present invention;
FIG. 3 is a schematic diagram of a preferred structure of the built-in gasket of the present invention;
the reference numbers are as follows:
1-upper glass layer; 2-gluing a film layer; 3-a battery piece; 4-laying an adhesive film layer; 5-lower glass layer; 6-built-in gasket; 61-applying a release film layer; 62-applying a silica gel layer; 63-a gasket body; 64-lower silica gel layer; 65-lower release film layer.
Detailed Description
The technical solution of the present invention is further explained by the specific embodiments with reference to fig. 1 to 3.
As shown in figure 1, the utility model discloses a dual glass assembly who contains built-in gasket, dual glass assembly is including last glass layer 1, rubberizing rete 2, battery piece 3, lower rubberizing rete 4 and lower glass layer 5 that from top to bottom connect gradually, and the size of going up glass layer 1 is greater than the size of rubberizing rete 2, and the size of rubberizing rete 4 is down followed battery piece 3 outward along the interval and is provided with two at least built-in gaskets 6, and built-in gasket 6 is independently connected with last glass layer 1 and lower glass layer 5 respectively.
When the dual-glass assembly containing the built-in gaskets is prepared, the built-in gaskets 6 are fixed on the lower glass layer 5 in advance, the built-in gaskets 6 are arranged at intervals along the length direction and the width direction of the battery piece respectively, the top view of the built-in gaskets is shown in figure 2, then the lower adhesive film layer 4, the battery piece 3 and the upper adhesive film layer 2 are placed in sequence, finally the upper glass layer 1 is fixed, and the upper glass layer and the lower glass layer are laminated after the position is fixed. The built-in gasket is added, so that the bending deformation of glass caused by uneven stress at the edge of the dual-glass assembly during lamination can be effectively avoided, the using amount of an adhesive film is reduced, the built-in gasket is arranged at intervals and is convenient for exhaust during lamination, and the edge of the manufactured dual-glass assembly is free of delamination and bubbles.
As preferred scheme, the utility model discloses a structure of built-in gasket can be long banding structure, including from the last type rete 61 that sets gradually from top to bottom, go up silica gel layer 62, gasket main part 63, lower silica gel layer 64 and from type rete 65 down, as shown in fig. 3, will go up during the use from type rete 61 and tear from type rete 65 down can for the use of built-in gasket is convenient and fast more.
Example 1
The dual glass assembly of this embodiment is from top to bottom in proper order for last glass layer, rubberizing rete, battery piece, lower gluey rete and lower glass layer.
The dual glass assembly of this embodiment is when preparing, and built-in gasket is fixed in advance on lower glass layer, then places lower glued membrane layer, battery piece, rubberizing rete in proper order, fixes the glass layer at last, carries out the lamination after guaranteeing upper and lower glass layer position fixing. The thickness of the upper glue film layer and the lower glue film layer of the dual-glass assembly of the embodiment is 0.5mm, the thickness of the glue film is reduced after lamination, the height of the gasket is 1mm, the diameter of the gasket is 0.3cm, the strip-shaped gasket which is prepared in advance is selected for convenience, the minimum interval between the gaskets is about 0.8cm, and the assembly is prepared according to the conventional dual-glass assembly laminating process.
In order to verify the actual effect, 10 double-glass assemblies prepared by the method are tested simultaneously, the prepared double-glass assemblies are free of bubbles, five assemblies have no delamination phenomenon after being subjected to DH2000h edge, and five assemblies are baked for 48 hours at 150 ℃.
Example 2
The dual glass assembly of this embodiment is from top to bottom in proper order for last glass layer, rubberizing rete, battery piece, lower gluey rete and lower glass layer.
The dual glass assembly of this embodiment is when preparing, and built-in gasket is fixed in advance on lower glass layer, then places lower glued membrane layer, battery piece, rubberizing rete in proper order, fixes the glass layer at last, carries out the lamination after guaranteeing upper and lower glass layer position fixing. The thickness of the upper glue film layer and the lower glue film layer of the dual-glass assembly of the embodiment is 0.7mm, the thickness of the glue film is reduced after lamination, the height of the gasket is 1.3mm, the diameter of the gasket is 0.5cm, the strip-shaped gasket which is prepared in advance is selected for convenience, the minimum interval between the gaskets is about 1cm, and the assembly is prepared according to the conventional dual-glass assembly laminating process.
In order to verify the actual effect, 10 double-glass assemblies prepared by the method are tested simultaneously, the prepared double-glass assemblies are free of bubbles, five assemblies have no delamination phenomenon after being subjected to DH2000h edge, and five assemblies are baked for 48 hours at 150 ℃.
Example 3
The dual glass assembly of this embodiment is from top to bottom in proper order for last glass layer, rubberizing rete, battery piece, lower gluey rete and lower glass layer.
The dual glass assembly of this embodiment is when preparing, and built-in gasket is fixed in advance on lower glass layer, then places lower glued membrane layer, battery piece, rubberizing rete in proper order, fixes the glass layer at last, carries out the lamination after guaranteeing upper and lower glass layer position fixing. The thickness of the upper glue film layer and the lower glue film layer of the dual-glass assembly of the embodiment is 0.8mm, the thickness of the glue film is reduced after lamination, the height of the gasket is 1.5mm, the diameter of the gasket is 0.4cm, the strip-shaped gasket which is prepared in advance is selected for convenience, the minimum interval between the gaskets is about 0.8cm, and the assembly is prepared according to the conventional dual-glass assembly laminating process.
In order to verify the actual effect, 10 double-glass assemblies prepared by the method are tested simultaneously, the prepared double-glass assemblies are free of bubbles, five assemblies have no delamination phenomenon after being subjected to DH2000h edge, and five assemblies are baked for 48 hours at 150 ℃.
Example 4
The dual glass assembly of this embodiment is from top to bottom in proper order for last glass layer, rubberizing rete, battery piece, lower gluey rete and lower glass layer.
The dual glass assembly of this embodiment is when preparing, and built-in gasket is fixed in advance on lower glass layer, then places lower glued membrane layer, battery piece, rubberizing rete in proper order, fixes the glass layer at last, carries out the lamination after guaranteeing upper and lower glass layer position fixing. The thickness of the upper glue film layer and the lower glue film layer of the dual-glass assembly of the embodiment is 1mm, the thickness of the glue film is reduced after lamination, the height of the gasket is 2mm, the diameter of the gasket is 0.5cm, the strip-shaped gasket which is prepared in advance is selected for convenience, the minimum interval between the gaskets is about 1.1cm, and the assembly is prepared according to the conventional dual-glass assembly laminating process.
In order to verify the actual effect, 10 double-glass assemblies prepared by the method are tested simultaneously, the prepared double-glass assemblies are free of bubbles, five assemblies have no delamination phenomenon after being subjected to DH2000h edge, and five assemblies are baked for 48 hours at 150 ℃.
Comparative example 1
The double-glass assembly of the comparative example sequentially comprises an upper glass layer, an upper glue film layer, a battery piece, a lower glue film layer and a lower glass layer from top to bottom.
In the preparation of the dual-glass assembly, the lower glass layer, the lower adhesive film layer, the battery piece, the upper adhesive film layer and the upper glass layer are sequentially arranged, and the upper glass layer and the lower glass layer are laminated after being fixed in position. The thickness of the upper glue film layer and the lower glue film layer of the comparative example are both 0.7mm, and the assembly is prepared according to the conventional double-glass assembly laminating process.
In order to verify the actual effect, 10 double-glass components prepared by the method are tested simultaneously, the prepared double-glass components have two long edge edges with a small amount of bubbles (reproduced after abandoning), five of the components are subjected to DH2000h, three of the components have delamination at the long edge edges, another component has delamination at the long edge and the short edge, and the five components are subjected to baking at 150 ℃ for 48 hours, and two of the components have bubbles at the edges.
Comparative example 2
The double-glass assembly of the comparative example sequentially comprises an upper glass layer, an upper glue film layer, a battery piece, a lower glue film layer and a lower glass layer from top to bottom.
When the double-glass assembly is prepared, the lower glass layer, the lower adhesive film layer, the battery piece, the upper adhesive film layer and the upper glass layer are sequentially placed, the upper glass layer and the lower glass layer are fixed in position, and then the upper corner protectors are fixed on four corners of the assembly and then laminated. The thickness of the upper glue film layer and the lower glue film layer of the comparative example is 0.7mm, and the assembly is prepared according to the conventional double-glass assembly laminating process.
In order to verify the actual effect, 10 double-glass components are prepared by the method and are tested simultaneously, a small amount of bubbles are arranged at the edge of a long edge of each prepared double-glass component (reproduced after abandoning), five components are subjected to DH2000h treatment, delamination occurs at the edge of the long edge of two components, and the bubbles are generated at the edge of two components after the five components are baked for 48 hours at 150 ℃.
The utility model discloses a dual glass assembly who contains built-in gasket, the joining of built-in gasket can effectively avoid dual glass assembly because the uneven bending deformation that then causes glass of edge atress when the lamination to the quantity of glued membrane has been reduced, and built-in gasket interval sets up and exhausts when being convenient for the lamination, and the dual glass assembly edge of making does not have the delaminating, does not have the bubble.
The above description is only for the preferred embodiment of the present invention, and for those skilled in the art, there are variations on the detailed description and the application scope according to the idea of the present invention, and the content of the description should not be construed as a limitation to the present invention.
Claims (10)
1. The dual-glass assembly is characterized by comprising an upper glass layer, an upper adhesive film layer, a battery piece, a lower adhesive film layer and a lower glass layer which are sequentially connected from top to bottom, wherein the size of the upper glass layer and the size of the lower glass layer are respectively and independently larger than those of the upper adhesive film layer and the lower adhesive film layer, at least two built-in gaskets are arranged along the outer edge of the battery piece at intervals, and the built-in gaskets are respectively and independently connected with the upper glass layer and the lower glass layer.
2. The dual glass assembly of claim 1, wherein the built-in gasket comprises a gasket main body, and an upper end face and a lower end face of the gasket main body are respectively coated with a silica gel layer.
3. The dual glass assembly of claim 2, wherein the gasket body is a gasket body of cross-linked EVA or POE.
4. The dual glass assembly of claim 1, wherein the built-in gasket is cylindrical or cuboid in shape.
5. The dual glass assembly of claim 4, wherein when the built-in gasket is a cylinder, the built-in gasket has a diameter of 0.3-0.5 cm and a height of 1-2 mm;
when the built-in gasket is a cuboid, the length is 0.3-0.5 cm, the width is 0.3-0.5 cm, and the height is 1-2 mm.
6. The dual glass assembly of claim 1, wherein a distance between two adjacent built-in gaskets is 0.8-1.2 mm.
7. The dual glass assembly of claim 1, wherein the upper glue film layer and the lower glue film layer are the same in thickness and are 0.4-1 mm.
8. The dual glass assembly of claim 1, wherein the upper adhesive film layer and the lower adhesive film layer are both POE or EVA adhesive film layers.
9. The dual glass assembly of claim 1, wherein the upper glass layer is the same size as the lower glass layer.
10. The dual glass assembly of claim 4, wherein the upper glass layer length dimension is greater than or equal to the sum of the length dimension of the rubberized film layer and twice the diameter of the built-in gasket;
the length of the lower glass layer is greater than or equal to the sum of the length of the lower adhesive film layer and twice the diameter of the built-in gasket;
the width of the upper glass layer is greater than or equal to the sum of the width of the gluing film layer and twice the diameter of the built-in gasket;
the width of the lower glass layer is larger than or equal to the sum of the width of the lower adhesive film layer and twice the diameter of the built-in gasket.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921403079.7U CN210535677U (en) | 2019-08-27 | 2019-08-27 | Double-glass assembly with built-in gasket |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921403079.7U CN210535677U (en) | 2019-08-27 | 2019-08-27 | Double-glass assembly with built-in gasket |
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| Publication Number | Publication Date |
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| CN210535677U true CN210535677U (en) | 2020-05-15 |
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| CN201921403079.7U Active CN210535677U (en) | 2019-08-27 | 2019-08-27 | Double-glass assembly with built-in gasket |
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2019
- 2019-08-27 CN CN201921403079.7U patent/CN210535677U/en active Active
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