CN215815899U - Laminated adhesive tape and laminated assembly - Google Patents

Abstract

According to the laminating adhesive tape and the laminating assembly, the laminating adhesive tape is arranged on one side, close to laminating equipment, of the photovoltaic assembly; the outer side edge of the laminated adhesive tape exceeds the outer side edge of the photovoltaic module, the surface of the laminated adhesive tape close to the photovoltaic module is provided with an adhesive, and the laminated adhesive tape and the photovoltaic module are fixedly bonded through the adhesive. According to the utility model, the laminating adhesive tape is arranged on one side of the photovoltaic module close to the laminating equipment, and the outer edge of the laminating adhesive tape exceeds the outer edge of the photovoltaic module and is fixedly bonded with the photovoltaic module, so that even if the packaging adhesive film in the photovoltaic module is melted and flows out in the laminating process, the laminating adhesive tape can prevent the melted packaging adhesive film from polluting high-temperature cloth in the laminating equipment, thereby ensuring the cleanness of the high-temperature cloth, avoiding the need of cleaning the high-temperature cloth and the photovoltaic module, prolonging the service life of the high-temperature cloth, and reducing the possibility of hidden crack in the photovoltaic module due to stress.

Description

Laminated adhesive tape and laminated assembly

Technical Field

The utility model relates to the technical field of photovoltaics, in particular to a laminating adhesive tape and a laminating assembly.

Background

With the continuous consumption of traditional energy and the negative impact on the environment, the development and utilization of solar energy as a pollution-free and renewable energy are rapidly developed.

The solar cell is packaged and then laminated into a photovoltaic module, the power generation output power can be improved, specifically, the solar cell and a packaging adhesive film are firstly laid between a glass cover plate and a back plate, the laid module is placed in a laminating machine for lamination, and high-temperature cloth is arranged between the glass cover plate of the module and the laminating machine. For avoiding the delaminating all around the subassembly, the size that needs to set up the encapsulation glued membrane is greater than the glass apron size, and lay and circulate the in-process at the subassembly because the circumstances such as error and aversion probably lead to the encapsulation glued membrane to surpass the edge of glass apron to lead to the encapsulation glued membrane in the subassembly to melt at the lamination in-process and pollute high temperature cloth after the lamination, lead to the glass apron in the subassembly to be secondary pollution for avoiding polluted high temperature cloth, need can reuse polluted high temperature cloth through wasing.

However, in the prior art, the service life of the high-temperature cloth is reduced due to the fact that the high-temperature cloth is replaced and cleaned for many times, and if the high-temperature cloth is not cleaned thoroughly, the assembly is possibly polluted for the second time and needs to be cleaned, and the assembly is possibly hidden and cracked due to stress in the cleaning process, so that the strength and the reliability of the assembly are reduced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a laminating adhesive tape and a laminating assembly, and aims to solve the problems that in the prior art, a packaging adhesive film is molten in the laminating process of a photovoltaic assembly and pollutes high-temperature cloth after lamination, so that the service life of the high-temperature cloth is shortened, and the strength and the reliability of the photovoltaic assembly are reduced.

In a first aspect, embodiments of the present invention provide a laminating tape for laminating a photovoltaic module,

the laminating adhesive tape is arranged on one side, close to the laminating equipment, of the photovoltaic module;

the outer edge of the laminated adhesive tape exceeds the outer edge of the photovoltaic module, an adhesive is arranged on the surface, close to the photovoltaic module, of the laminated adhesive tape, and the laminated adhesive tape and the photovoltaic module are fixedly bonded through the adhesive.

Optionally, the surface of the laminated tape near the photovoltaic module comprises: an adhesive area in contact with the photovoltaic module, and an isolation area disposed outside the adhesive area;

the adhesive is arranged in the adhesive area.

Optionally, the glue area has an inner edge and an outer edge;

the outer edge of the adhesive area is coincident with the inner edge of the isolation area and the outer edge of the photovoltaic module;

the inner side edge of the gluing area is arranged inside the outer side edge of the photovoltaic assembly, and the outer side edge of the isolation area exceeds the outer side edge of the photovoltaic assembly.

Optionally, the outer side edge of the photovoltaic module, the inner side edge and the outer side edge of the adhesive area, and the inner side edge and the outer side edge of the isolation area are of a rectangular structure.

Optionally, the distance between the inner edge and the outer edge of the adhesive area is 15 mm;

the distance between the inside edge and the outside edge of the isolation zone was 5 mm.

Optionally, the laminated tape comprises four interconnected tape sections arranged in a rectangular configuration;

the surface of the adhesive tape subsection close to the photovoltaic module comprises a first area and a second area, the first area is the area of the surface of the adhesive tape subsection close to the photovoltaic module, which is in contact with the photovoltaic module, the second area is the area of the surface of the adhesive tape subsection close to the photovoltaic module, which is not in contact with the photovoltaic module, and the adhesive is arranged in the first area;

the first areas of the four sections of tape form the adhesive areas of the laminate tape and the second areas of the four sections of tape form the barrier areas of the laminate tape.

Optionally, the first region and the second region are configured as a rectangular structure.

In a second aspect, an embodiment of the present invention provides a laminated assembly, including: the laminated adhesive tape and the photovoltaic module are provided.

Optionally, the photovoltaic module is a single-glass assembly or a double-glass assembly.

Optionally, the photovoltaic module comprises a glass cover plate;

the glass cover plate of the photovoltaic module is in contact with the laminated adhesive tape, the adhesive is arranged on the surface, close to the glass cover plate, of the laminated adhesive tape, and the laminated adhesive tape and the glass cover plate of the photovoltaic module are fixedly bonded through the adhesive.

According to the laminating adhesive tape and the laminating assembly provided by the embodiment of the utility model, the laminating adhesive tape is arranged on one side of the photovoltaic assembly, which is close to the laminating equipment; the outer side edge of the laminated adhesive tape exceeds the outer side edge of the photovoltaic module, the surface of the laminated adhesive tape close to the photovoltaic module is provided with an adhesive, and the laminated adhesive tape and the photovoltaic module are fixedly bonded through the adhesive. According to the utility model, the laminating adhesive tape is arranged on one side of the photovoltaic module close to the laminating equipment, and the outer edge of the laminating adhesive tape exceeds the outer edge of the photovoltaic module and is fixedly bonded with the photovoltaic module, so that even if the packaging adhesive film in the photovoltaic module is melted and flows out in the laminating process, the laminating adhesive tape can prevent the melted packaging adhesive film from polluting high-temperature cloth in the laminating equipment, thereby ensuring the cleanness of the high-temperature cloth, avoiding the need of cleaning the high-temperature cloth and the photovoltaic module, prolonging the service life of the high-temperature cloth, reducing the possibility of hidden crack in the photovoltaic module due to stress, and improving the strength and reliability of the photovoltaic module.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments of the present invention will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive labor.

Fig. 1 shows a schematic structural view of a photovoltaic module in an embodiment of the utility model;

FIG. 2 illustrates a front view of a laminate assembly in an embodiment of the utility model;

FIG. 3 illustrates a top view of a laminate assembly in an embodiment of the present invention;

FIG. 4 shows a top view of a laminate tape in an embodiment of the utility model;

FIG. 5 shows a top view of another laminate tape in an embodiment of the utility model;

FIG. 6 illustrates a front view of another laminate assembly in an embodiment of the present invention;

FIG. 7 shows a top view of another laminate assembly in an embodiment of the utility model;

FIG. 8 shows a top view of yet another laminate tape in an embodiment of the present invention;

FIG. 9 shows a schematic view of a first tape section in an embodiment of the utility model;

FIG. 10 shows a schematic view of a second tape section in an embodiment of the utility model;

fig. 11 shows a lamination process flow diagram of a photovoltaic module in an embodiment of the utility model.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, fig. 1 shows a schematic structural diagram of a photovoltaic module in the present invention, and the photovoltaic module 30 includes, from top to bottom, a glass cover plate 32, a first encapsulant film 33, a solar cell 34, a second encapsulant film 35, and a back sheet 36. Specifically, a first encapsulant film 33 and a second encapsulant film 35 are respectively disposed on two sides of the solar cell 34, and the solar cell 34, the first encapsulant film 33 and the second encapsulant film 35 are disposed between the glass cover plate 32 and the back plate 36, wherein the first encapsulant film 33 and the second encapsulant film 35 may be Ethylene-vinyl acetate copolymer (EVA).

Further, need laminate photovoltaic module 30 after laying, in the lamination process, photovoltaic module 30 inverts in the lamination equipment, namely the glass apron 32 of photovoltaic module 30 places on the platform of lamination equipment, simultaneously, in order to be heated evenly, can set up high temperature cloth on the platform of lamination equipment, namely be provided with high temperature cloth between the platform of the glass apron 32 of photovoltaic module 30 and the lamination equipment, if high temperature cloth is infected with EVA, can pollute the glass apron 32 of the photovoltaic module 30 of follow-up going on laminating, the glass apron 32 in photovoltaic module 30 is by secondary pollution, consequently, need increase the washing manpower and regularly clean, change the high temperature cloth of lamination and clean and reduce the secondary pollution problem. The service life of the high-temperature cloth is shortened due to multiple times of cleaning, meanwhile, if the high-temperature cloth is not thoroughly cleaned, the photovoltaic module 30 may be secondarily polluted and needs to be cleaned, and the photovoltaic module 30 may be subfissure due to stress in the cleaning process, so that the strength and reliability of the photovoltaic module 30 are reduced.

Referring to fig. 2, fig. 2 shows a front view of a laminate assembly including a photovoltaic module 30, and a laminate tape 10, the laminate tape 10 being used to laminate the photovoltaic module 30, the laminate tape 10 being disposed on a side of the photovoltaic module 30 adjacent to a laminating apparatus, i.e., on a side of the photovoltaic module 30 adjacent to a high temperature cloth 20 in the laminating apparatus.

Referring to fig. 3, fig. 3 shows a top view of a laminated assembly in an embodiment of the present invention, a laminated tape 10 is disposed on a side of a photovoltaic assembly 30 close to a high temperature cloth 20, such that the laminated tape 10 is disposed between the photovoltaic assembly 30 and the high temperature cloth 20, and an outer edge 122 of the laminated tape 10 exceeds an outer edge 31 of the photovoltaic assembly 30, i.e., the laminated tape 10 can serve to isolate the photovoltaic assembly 30 from the high temperature cloth 20, and even if an encapsulant film in the photovoltaic assembly 30 melts and flows out when the photovoltaic assembly 30 is laminated in a laminating apparatus, the laminated tape 10 can serve to isolate the photovoltaic assembly 30 from the high temperature cloth 20, so that the laminated tape 10 can prevent the melted encapsulant film from contaminating the high temperature cloth 20, thereby ensuring the cleanliness of the high temperature cloth 20, avoiding the need of cleaning the high temperature cloth 20 and the photovoltaic assembly 30, and saving manpower and material resources, the service life of the high-temperature cloth 20 is prolonged, the possibility of hidden cracking caused by cleaning or offline stress in the photovoltaic module 30 is reduced, and the strength and reliability of the photovoltaic module 30 are improved.

Meanwhile, the surface of the laminated adhesive tape 10 close to the photovoltaic module 30 can be provided with an adhesive, and the laminated adhesive tape 10 and the photovoltaic module 30 are bonded and fixed through the adhesive, so that the relative positions of the laminated adhesive tape 20 and the photovoltaic module 30 can be ensured to be fixed, and the photovoltaic module 30 is prevented from shifting in the circulation process to cause the packaging adhesive film to pollute the high-temperature cloth 20.

In summary, in the embodiment of the present invention, the laminating adhesive tape is disposed on one side of the photovoltaic module close to the laminating device; the outer side edge of the laminated adhesive tape exceeds the outer side edge of the photovoltaic module, the surface of the laminated adhesive tape close to the photovoltaic module is provided with an adhesive, and the laminated adhesive tape and the photovoltaic module are fixedly bonded through the adhesive. In the utility model, the laminated adhesive tape is arranged between the photovoltaic module and the high-temperature cloth, and the outer edge of the laminated adhesive tape exceeds the outer edge of the photovoltaic module and is fixedly bonded with the photovoltaic module, so that even if the packaging adhesive film in the photovoltaic module is melted and flows out in the laminating process, the laminated adhesive tape can prevent the melted packaging adhesive film from polluting the high-temperature cloth in the laminating equipment, thereby ensuring the cleanness of the high-temperature cloth, avoiding the need of cleaning the high-temperature cloth and the photovoltaic module, prolonging the service life of the high-temperature cloth, reducing the possibility of hidden cracking caused by stress in the photovoltaic module and improving the strength and reliability of the photovoltaic module.

Alternatively, fig. 4 shows a top view of a laminated tape in an embodiment of the present invention, and referring to fig. 4, a surface of the laminated tape 10 near the photovoltaic module 30 may include an adhesive region 11 contacting the photovoltaic module 30, and an isolation region 12 disposed outside the adhesive region 11. The adhesive area 11 of the laminated tape 10 is used for adhesive fixation with the photovoltaic module 30, and thus, the adhesive area 11 of the laminated tape 10 is provided with an adhesive, and the isolation area 12 of the laminated tape 10 is used for isolating the photovoltaic module 30 from the high temperature cloth 20, so that the isolation area 12 of the laminated tape 10 can be free from the adhesive.

In the embodiment of the present invention, the main body of the laminated tape 10 may be a condensation polymer of terephthalic acid and ethylene glycol (PET), and the laminated tape 10 made of PET may withstand high temperature and high pressure during the lamination process, and is low in cost. Accordingly, the surface of the main body of the laminate tape 10 near the photovoltaic module 30 can be divided into: the area in contact with the photovoltaic module 30 and the other areas outside the area may be further coated with an adhesive to form an adhesive area 11 in the area in contact with the photovoltaic module 30, and the other areas outside the adhesive area 11 may be used as the isolation area 12.

Alternatively, fig. 5 shows a top view of another laminated tape in the embodiment of the present invention, referring to fig. 5, the adhesive region 11 of the laminated tape 10 may have an inner edge 111 and an outer edge 112, that is, the laminated tape 10 may have an integral structure as shown in fig. 4, or may have a hollow structure in a shape of "back" as shown in fig. 5, so as to save materials and reduce cost.

Fig. 6 shows a front view of another laminate assembly in an embodiment of the present invention, fig. 7 shows a top view of another laminate assembly in an embodiment of the present invention, and referring to fig. 6 and 7, in the case that the laminate tape 10 has a hollow structure, an outer side edge 112 of the adhesive region 11 in the laminate tape 10 coincides with an outer side edge 31 of the photovoltaic assembly 30, and an inner side edge 111 of the adhesive region 11 is disposed inside the outer side edge 31 of the photovoltaic assembly 30, that is, the adhesive region 11 is a region of the surface of the laminate tape 10 near the photovoltaic assembly 30, which is in contact with the photovoltaic assembly 30.

Meanwhile, the outer edge 112 of the adhesive region 11 in the laminated tape 10 coincides with the inner edge 121 of the isolation region 12, that is, the inner edge 121 of the isolation region 12 in the laminated tape 10 coincides with the outer edge 31 of the photovoltaic module 30, and the outer edge 122 of the isolation region 12 in the laminated tape 10 exceeds the outer edge 31 of the photovoltaic module 30, that is, the isolation region 12 is a region of the surface of the laminated tape 10 close to the photovoltaic module 30, which is not in contact with the photovoltaic module 30, and is used for isolating the photovoltaic module 30 from the high temperature cloth 20, so as to prevent the molten encapsulant in the photovoltaic module 30 from contaminating the high temperature cloth 20.

Alternatively, referring to fig. 5, 6 and 7, the outer side edge 31 of the photovoltaic module 30, the inner side edge 111 and the outer side edge 112 of the adhesive region 11, and the inner side edge 121 and the outer side edge 122 of the isolation region 12 may all be provided in a rectangular configuration.

Alternatively, referring to fig. 5, the distance D1 (width) between the inside edge 111 and the outside edge 112 of the adhesive region 11 in the laminated tape 10 may be 15 mm, and the distance D2 (width) between the inside edge 121 and the outside edge 122 of the separation region 12 in the laminated tape 10 may be 5 mm.

In the embodiment of the present invention, the width of the adhesive region 11 and the isolation region 12 in the laminate tape 10 may also be determined according to the lamination process of the photovoltaic module 30.

Alternatively, the laminated tape 10 may be a unitary structure as shown in fig. 4 and 5, or may be a dispersed structure including a plurality of sections, so as to facilitate the adhesive fixation with the photovoltaic module 30, and each of the tape sections may include a first area and a second area on the surface close to the photovoltaic module 30, wherein the first area may be an area of the surface close to the photovoltaic module 30, which is in contact with the photovoltaic module 30, and the second area may be an area of the surface close to the photovoltaic module 30, which is not in contact with the photovoltaic module 30. An adhesive is disposed in the first region. Further, a first area of the four adhesive tape sections may constitute an adhesive area 11 of the laminated adhesive tape 10, and since the adhesive is disposed in the first area, the adhesive area 11 of the laminated adhesive tape 10 is used for adhesive fixation with the photovoltaic module 30, and meanwhile, a second area of the four adhesive tape sections may constitute an isolation area 12 of the laminated adhesive tape 10 for isolating the photovoltaic module 30 and the high temperature cloth 20.

For example, referring to fig. 8, fig. 8 shows a top view of yet another embodiment of a laminate tape 10 of the present invention, which may comprise four interconnected tape sections arranged in a rectangular configuration, wherein the four tape sections may comprise two first tape sections 13 of identical configuration and two second tape sections 14 of identical configuration. Fig. 9 shows a schematic view of a first tape section in an embodiment of the utility model, and fig. 10 shows a schematic view of a second tape section in an embodiment of the utility model. With reference to fig. 8, 9 and 10, the first areas 131 in the two first tape sections 13 and the first areas 141 in the two second tape sections 14 together constitute the adhesive area 11 of the laminated tape 10, and the width D1 of the adhesive area 11 is the width of the first area 131 in the first tape section 13 and the first area 141 in the second tape section 14; the second areas 132 in the two first tape sections 13 and the second areas 142 in the two second tape sections 14 together constitute the separation area 12 of the laminate tape 10, and the width D2 of the separation area 12 is the width of the middle second area 132 in the first tape section 13 and the distance between the outer and inner side edges in the second tape section 14.

In the embodiment of the present invention, the widths of the first and second tape sections 13 and 14, the middle first areas 131 and 132 in the first tape section 13, and the width of the first area 141 and the shape of the second area 142 in the second tape section 14 are not specifically limited, and the widths of the middle first areas 131 and the second areas 132 in the first tape section 13, and the widths of the first areas 141 and the distance between the outer edges and the inner edges of the second areas 142 in the second tape section 14 are also not specifically limited, and may be determined according to the lamination process of the photovoltaic module 30.

Alternatively, referring to fig. 9, the first and second regions in the adhesive tape division may be provided in a rectangular structure.

In summary, in the embodiment of the present invention, the laminating adhesive tape is disposed on one side of the photovoltaic module close to the laminating device; the outer side edge of the laminated adhesive tape exceeds the outer side edge of the photovoltaic module, the surface of the laminated adhesive tape close to the photovoltaic module is provided with an adhesive, and the laminated adhesive tape and the photovoltaic module are fixedly bonded through the adhesive. In the utility model, the laminated adhesive tape is arranged between the photovoltaic module and the high-temperature cloth, and the outer edge of the laminated adhesive tape exceeds the outer edge of the photovoltaic module and is fixedly bonded with the photovoltaic module, so that even if the packaging adhesive film in the photovoltaic module is melted and flows out in the laminating process, the laminated adhesive tape can prevent the melted packaging adhesive film from polluting the high-temperature cloth in the laminating equipment, thereby ensuring the cleanness of the high-temperature cloth, avoiding the need of cleaning the high-temperature cloth and the photovoltaic module, prolonging the service life of the high-temperature cloth, reducing the possibility of hidden cracking caused by stress in the photovoltaic module and improving the strength and reliability of the photovoltaic module.

The embodiment of the utility model also provides a laminating assembly which comprises the laminating adhesive tape and the photovoltaic assembly, so that the photovoltaic assembly can be laminated by using the laminating adhesive tape, and the laminating adhesive tape can prevent a molten packaging adhesive film from polluting high-temperature cloth in laminating equipment even if the packaging adhesive film in the photovoltaic assembly is molten and flows out in the process of laminating the photovoltaic assembly.

Referring to fig. 1 and 2, the laminate assembly includes a laminate tape 10 and a photovoltaic assembly 30, the laminate tape 10 includes the laminate tape 10 and a high temperature cloth 20, wherein the laminate tape 10 is disposed on one side of the photovoltaic assembly 30, that is, on one side of the photovoltaic assembly 30 close to the high temperature cloth 20 in the laminating apparatus, and an outer side edge 122 of the laminate tape 10 extends beyond an outer side edge 31 of the photovoltaic assembly 30, that is, the laminate tape 10 can function to isolate the photovoltaic assembly 30 from the high temperature cloth 20, so that when the photovoltaic assembly 30 is laminated in the laminating apparatus, even if an encapsulant film in the photovoltaic assembly 30 melts and flows out, since the laminate tape 10 can function to isolate the photovoltaic assembly 30 from the high temperature cloth 20, the laminate tape 10 can isolate the melted encapsulant film from contaminating the high temperature cloth 20, thereby ensuring cleanliness of the high temperature cloth 20, and avoiding the need of cleaning of the high temperature cloth 20 and the photovoltaic assembly 30, not only manpower and material resources are saved, but also the service life of the high-temperature cloth 20 is prolonged, the possibility of hidden cracking caused by cleaning or offline stress in the photovoltaic module 30 is reduced, and the strength and the reliability of the photovoltaic module 30 are improved.

Meanwhile, the surface of the laminated adhesive tape 10 close to the photovoltaic module 30 can be provided with an adhesive, and the laminated adhesive tape 10 and the photovoltaic module 30 are bonded and fixed through the adhesive, so that the relative positions of the laminated adhesive tape 20 and the photovoltaic module 30 can be ensured to be fixed, and the photovoltaic module 30 is prevented from shifting in the circulation process to cause the packaging adhesive film to pollute the high-temperature cloth 20.

Optionally, photovoltaic module 30 may be a single glass module or a dual glass module.

Referring to fig. 1, in the case that the photovoltaic module 30 is a single glass module, the glass cover plate 32 is made of glass to ensure that the sunlight can be incident into the photovoltaic module 30, and the back plate 36 is made of polymer; under the condition that the photovoltaic module 30 is a dual-glass module, the back plate 36 and the glass cover plate 32 are made of glass.

Alternatively, referring to fig. 1, the photovoltaic module 30 may include a glass cover plate 32, and accordingly, the glass cover plate 32 of the photovoltaic module 30 is in contact with the laminated tape 10, the surface of the laminated tape 10 adjacent to the glass cover plate 32 is provided with an adhesive, and the laminated tape 10 is fixed to the glass cover plate 32 of the photovoltaic module 30 by adhesion of the adhesive.

In the embodiment of the utility model, while the laminated adhesive tape 10 effectively isolates the encapsulation adhesive film overflowing during the lamination process of the photovoltaic module 30, since only the adhesive tape is adhered and fixed with the glass cover plate 32 of the photovoltaic module 30 by the adhesive and the side edge of the photovoltaic module 30 is not sealed, it can be ensured that the air exhaust channel of the photovoltaic module 30 is not blocked during the lamination process, so that the photovoltaic module 30 can be fully laminated.

Fig. 11 shows a flow chart of a lamination process of a photovoltaic module in an embodiment of the present invention, and referring to fig. 11, a flow chart of a solid line series connection is a flow chart of a lamination process of a conventional photovoltaic module 30, and a flow chart of a dashed line series connection is a flow chart of a lamination process of a photovoltaic module 30 in an embodiment of the present invention.

As shown in fig. 11, in the lamination process flow of the photovoltaic module 30, the glass cover 32, the first encapsulant film 33, the solar cell 34, the second encapsulant film 35 and the back sheet 36 of the photovoltaic module 30 are laid first, and a front Electroluminescence (EL) test is performed, that is, the photovoltaic module 30 before lamination is subjected to EL testing to determine defects, such as chipping, hidden cracking, and grid breaking, that may exist in the photovoltaic module, the photovoltaic module 30 with the completed pre-EL test was then placed directly on the high temperature cloth 20 for lamination, and the laminated photovoltaic module 30 is chamfered, burrs formed by the fact that EVA is melted and extends outwards and is solidified due to lamination pressure in the lamination process of the packaging adhesive film are removed, and after the step of frame film tearing, the photovoltaic module 30 is cleaned, so that secondary pollution of the glass cover plate 32 of the photovoltaic module 30 caused by residual packaging adhesive films on the high-temperature cloth 20 is avoided.

In contrast, in the lamination process flow of the photovoltaic module 30 in the embodiment of the present invention, after the pre-EL test of the photovoltaic module 30 is completed, an automatic edge sealing step is added, where the automatic edge sealing step is to bond and fix the laminated adhesive tape 10 on the glass cover plate 32 of the photovoltaic module 30, so that when the photovoltaic module 30 is placed on the high-temperature cloth 20, the laminated adhesive tape 10 is disposed between the high-temperature cloth 20 and the photovoltaic module 30, so as to ensure that the encapsulation adhesive film in the photovoltaic module 30 does not overflow to pollute the high-temperature cloth 20 in the lamination process, and the clean high-temperature cloth 20 does not cause secondary pollution to the glass cover plate 32 of the photovoltaic module 30, so that after the frame film tearing step, a cleaning step is not required, and the photovoltaic module 30 is directly subjected to voltage-resistant insulation. In addition, since the embodiment of the present invention bonds and fixes the laminating tape 10 on the glass cover plate 32 of the photovoltaic module 30, a new step of tearing the laminating tape is required after the laminating step to tear the laminating tape bonded on the glass cover plate 32 of the photovoltaic module 30.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Through the above description of the embodiments, those skilled in the art will clearly understand that the method of the above embodiments can be implemented by software plus a necessary general hardware platform, and certainly can also be implemented by hardware, but in many cases, the former is a better implementation manner. Based on such understanding, the technical solutions of the present invention may be embodied in the form of a software product, which is stored in a storage medium (such as ROM/RAM, magnetic disk, optical disk) and includes instructions for enabling a terminal (such as a mobile phone, a computer, a server, an air conditioner, or a network device) to execute the method according to the embodiments of the present invention.

While the present invention has been described with reference to the embodiments shown in the drawings, the present invention is not limited to the embodiments, which are illustrative and not restrictive, and it will be apparent to those skilled in the art that various changes and modifications can be made therein without departing from the spirit and scope of the utility model as defined in the appended claims.

Claims (10)

1. A laminating tape for laminating a photovoltaic module,

the laminating adhesive tape is arranged on one side, close to the laminating equipment, of the photovoltaic module;

the outer edge of the laminated adhesive tape exceeds the outer edge of the photovoltaic module, an adhesive is arranged on the surface, close to the photovoltaic module, of the laminated adhesive tape, and the laminated adhesive tape and the photovoltaic module are fixedly bonded through the adhesive.

2. The laminate tape of claim 1, wherein the surface of the laminate tape proximate the photovoltaic module comprises: an adhesive area in contact with the photovoltaic module, and an isolation area disposed outside the adhesive area;

the adhesive is arranged in the adhesive area.

3. The laminate tape of claim 2 wherein the adhesive region has an inner edge and an outer edge;

the outer edge of the adhesive area is coincident with the inner edge of the isolation area and the outer edge of the photovoltaic module;

the inner side edge of the gluing area is arranged inside the outer side edge of the photovoltaic assembly, and the outer side edge of the isolation area exceeds the outer side edge of the photovoltaic assembly.

4. The laminate tape of claim 3 wherein the outer edges of the photovoltaic module, the inner and outer edges of the adhesive region, and the inner and outer edges of the insulating region are rectangular in configuration.

5. The laminate tape of claim 3,

the distance between the inner edge and the outer edge of the gluing area is 15 mm;

the distance between the inside edge and the outside edge of the isolation zone was 5 mm.

6. The laminate tape of claim 2 wherein the laminate tape comprises four interconnected tape sections arranged in a rectangular configuration;

the surface of the adhesive tape subsection close to the photovoltaic module comprises a first area and a second area, the first area is the area of the surface of the adhesive tape subsection close to the photovoltaic module, which is in contact with the photovoltaic module, the second area is the area of the surface of the adhesive tape subsection close to the photovoltaic module, which is not in contact with the photovoltaic module, and the adhesive is arranged in the first area;

the first areas of the four sections of tape form the adhesive areas of the laminate tape and the second areas of the four sections of tape form the barrier areas of the laminate tape.

7. The laminate tape of claim 6 wherein the first and second regions are arranged in a rectangular configuration.

8. A laminate assembly comprising the laminate tape of any one of claims 1-7 and a photovoltaic assembly.

9. The laminate assembly of claim 8 wherein the photovoltaic assembly is a single glass assembly or a dual glass assembly.

10. The laminate assembly of claim 8, wherein the photovoltaic assembly comprises a glass cover plate;

the glass cover plate of the photovoltaic module is in contact with the laminated adhesive tape, the adhesive is arranged on the surface, close to the glass cover plate, of the laminated adhesive tape, and the laminated adhesive tape and the glass cover plate of the photovoltaic module are fixedly bonded through the adhesive.

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