CN213520038U

CN213520038U - Perovskite solar module of encapsulation

Info

Publication number: CN213520038U
Application number: CN202022442297.0U
Authority: CN
Inventors: 张堃; 刘晓飞; 王志刚; 朱俊; 郭晓艳
Original assignee: Zhongshan Torch Polytechnic
Current assignee: Zhongshan Torch Polytechnic
Priority date: 2020-10-29
Filing date: 2020-10-29
Publication date: 2021-06-22
Anticipated expiration: 2030-10-29

Abstract

An encapsulated perovskite solar cell assembly comprising: a panel; the transparent hard frame is arranged on the upper surface of the panel; the sealing rubber frame is arranged on the upper surface of the panel and is tightly attached to the inner side edge of the transparent hard frame; the perovskite solar cell panel is arranged on the upper surface of the panel and is positioned in the sealant frame; the back plate is arranged on the upper surface of the sealing rubber frame; the back plate, the sealant frame and the panel surround a closed space, and the closed space is filled with transparent liquid optical cement; and the elastic insulating tape is arranged between the panel and the back plate and is tightly attached to the outer side edge of the transparent hard frame. The utility model discloses a frame can form an airtight space between panel and backplate to seal gluey. Through filling transparent liquid optical cement in airtight space, can be so that transparent liquid optical cement is full of whole airtight space, avoid producing the bubble like traditional extruded mode.

Description

Perovskite solar module of encapsulation

Technical Field

The utility model belongs to the solar cell field, concretely relates to perovskite solar module of encapsulation.

Background

Perovskite solar cells (perovskite solar cells) are solar cells using perovskite type organic metal halide semiconductors as light absorbing materials, and belong to the third generation solar cells. The superior performance of perovskite solar cells is one of the main development directions of solar cells at present.

However, as research on perovskite type solar cells progresses, more problems are faced. One of the major problems is the packaging of perovskite solar cells. The encapsulation of conventional perovskite solar cells takes the following way: and superposing the panel, the battery panel and the back plate layer by layer, and then extruding and stably molding. Such encapsulation may eventually lead to the inevitable presence of air bubbles in the perovskite solar cell module after molding, which in turn may affect the use and lifetime of the overall perovskite solar cell module.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a perovskite solar module of encapsulation, perovskite solar module's of encapsulation simple structure has solved the problem that the bubble appears in the production easily.

According to the utility model discloses perovskite solar module of encapsulation, include: a panel; the transparent hard frame is arranged on the upper surface of the panel; the sealing rubber frame is arranged on the upper surface of the panel and clings to the inner side edge of the transparent hard frame; the height of the transparent hard frame is lower than or equal to that of the sealing rubber frame; the perovskite solar cell panel is arranged on the upper surface of the panel and is positioned in the sealant frame; the height of the sealing rubber frame is higher than that of the perovskite solar cell panel; the back plate is arranged on the upper surface of the sealing rubber frame; the back plate, the sealant frame and the panel surround a closed space, and the closed space is filled with transparent liquid optical cement; and the elastic insulating tape is arranged between the panel and the back plate and is tightly attached to the outer side edge of the transparent hard frame.

According to the utility model discloses perovskite solar module of encapsulation has following technological effect at least: an airtight space can be formed between the panel and the back plate through the sealant frame, so that the perovskite solar panel is conveniently arranged in the airtight space. The transparent hard frame can form a powerful support for the sealant frame, the sealant frame is prevented from deforming in the sealant filling process, and meanwhile, the using amount of transparent liquid optical cement in the sealant filling process can be reduced. Through filling transparent liquid optical cement in airtight space, can be so that transparent liquid optical cement is full of whole airtight space, avoid producing the bubble like traditional extruded mode. Can effectual protection panel and backplate through elastic insulation area, avoid appearing broken easily because edge collision in the transportation installation.

According to the utility model discloses a some embodiments, the frame is glued in the sealing, transparent stereoplasm frame be provided with encapsulating hole and aspirating hole with one side.

According to some embodiments of the invention, the upper surface of the perovskite solar panel is provided with an inert protective layer.

According to some embodiments of the invention, the inert protective layer is a non-metallic insulating layer or an insulating metal oxide layer.

According to some embodiments of the invention, the non-metallic insulating layer is a polyester layer, a polyvinylidene chloride layer, a high density polyethylene layer, an epoxy resin layer.

According to some embodiments of the invention, the perovskite solar cell panel lower surface with be provided with two-sided fixed film between the upper surface of panel.

According to some embodiments of the utility model, transparent stereoplasm frame adopts transparent inferior gram force board.

According to some embodiments of the invention, the elastic insulating tape is a rubber tape.

According to some embodiments of the utility model, the sealant frame adopts double-sided scotch tape.

According to some embodiments of the present invention, the panel and the back plate are both made of transparent glass.

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

Drawings

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

FIG. 1 is a schematic cross-sectional view of an embodiment of the present invention;

figure 2 is a diagrammatic side view of an embodiment of the invention (with the elastic insulating tape removed).

Reference numerals:

a panel 100,

A transparent hard frame 200, a glue filling hole 210, a suction hole 220,

A sealing rubber frame 300,

A perovskite solar cell panel 400,

A back plate 500,

An elastic insulating tape 600,

An inert protective layer 700,

A double-sided fixed film 800,

A transparent liquid optical cement 900.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, if there are first, second, third, fourth, etc. described, it is only for the purpose of distinguishing technical features, and it is not understood that relative importance is indicated or implied or that the number of indicated technical features is implicitly indicated or that the precedence of the indicated technical features is implicitly indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting and connection should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meaning of the above words in the present invention by combining the specific contents of the technical solution.

An encapsulated perovskite solar cell module according to an embodiment of the invention is described below with reference to fig. 1 to 2.

According to the utility model discloses perovskite solar module of encapsulation, including panel 100, transparent stereoplasm frame 200, sealant frame 300, perovskite solar cell panel 400, backplate 500, elastic insulation area 600. A panel 100; a transparent hard frame 200 disposed on the upper surface of the panel 100; the sealant frame 300 is arranged on the upper surface of the panel 100 and clings to the inner side edge of the transparent hard frame 200; the height of the transparent hard frame 200 is lower than or equal to that of the sealant frame 300; a perovskite solar cell panel 400 disposed on the upper surface of the panel 100 and within the sealant frame 300; the height of the sealant frame 300 is higher than that of the perovskite solar cell panel 400; a back plate 500 disposed on the upper surface of the sealant frame 300; the back plate 500, the sealant frame 300 and the panel 100 enclose a closed space, and the closed space is filled with the transparent liquid optical cement 900; and the elastic insulating tape 600 is arranged between the panel 100 and the back plate 500 and is tightly attached to the outer edge of the transparent hard frame 200.

Referring to fig. 1 to 2, a transparent hard bezel 200 is disposed on the upper surface of the front panel 100, and its shape generally conforms to the shape of the front panel 100 and the back panel 500, and its size is slightly smaller than the front panel 100 and the back panel 500. Before the transparent hard frame 200 is attached to the upper surface of the panel 100, a layer of transparent liquid optical adhesive 900 is coated on the lower surface of the transparent hard frame 200 to ensure that the transparent hard frame can be stably attached to the panel 100. Similarly, in order to ensure stable adhesion between the transparent hard frame 200 and the back plate 500, a layer of transparent liquid optical adhesive 900 is coated on the upper surface of the transparent hard frame 200. The transparent hard frame 200 is arranged, so that the strength of the whole packaged perovskite solar cell module is higher, and meanwhile, a certain supporting effect can be achieved in the glue pouring process.

The shape of the sealant frame 300 generally conforms to the shape of the transparent rigid frame 200, and the sealant frame is closely attached to the inner edge of the transparent rigid frame 200. The sealant frame 300 is mostly arranged in a square shape, and the perovskite solar cell panel 400 is disposed in the middle of the sealant frame 300. The height of the sealant frame 300 and the transparent hard frame 200 is usually slightly higher than that of the perovskite solar cell panel 400, so as to ensure that a complete sealant channel can be formed.

After the primary lamination layout of the sealant frame 300, the transparent hard frame 200, the perovskite solar cell, the panel 100, and the back panel 500 is completed, the back panel 500 is pressed, and the back panel 500 is attached to the transparent hard frame 200. And then filling the transparent liquid optical cement 900 into the sealed space formed by the sealant frame 300, the panel 100 and the back plate 500, and installing the elastic insulating tape 600 after the transparent liquid optical cement 900 is solidified and formed. Compared with the traditional extrusion, the glue filling method has the advantage that bubbles are easier to exhaust.

In some embodiments of the present invention, in order to ensure that the perovskite solar cell panel 400 does not shake during the glue filling process, the transparent liquid optical cement 900 of the upper layer is coated between the upper surfaces of the perovskite solar cell panel 400 and the panel 100. If the perovskite solar cell panel 400 is not preliminarily fixed, the perovskite solar cell panel 400 needs to be inclined at a certain angle during glue filling.

According to the utility model discloses perovskite solar module of encapsulation can form an airtight space between panel 100 and backplate 500 through sealant frame 300, is convenient for set up perovskite solar cell panel 400 in airtight space. The transparent hard frame 200 can form a strong support for the sealant frame 300, prevent the sealant frame 300 from deforming in the sealant filling process, and reduce the usage amount of the transparent liquid optical cement 900 during the sealant filling process. Through filling transparent liquid optical cement 900 in the airtight space, can be so that transparent liquid optical cement 900 is full of whole airtight space, avoid producing the bubble like traditional extruded mode. The panel 100 and the back plate 500 can be effectively protected by the elastic insulating tape 600, and the situation that the panel is easy to break due to edge collision in the transportation and installation process is avoided.

In some embodiments of the present invention, the sealant frame 300 and the transparent hard frame 200 are disposed with the same side having the sealant filling hole 210 and the air exhaust hole 220. Encapsulating hole 210 carries out the encapsulating, and aspirating hole 220 carries out the evacuation operation, can guarantee like this that the last formation the utility model discloses the quantity of bubble is minimum among the perovskite solar module of encapsulation, also can increase the speed and the efficiency of encapsulating simultaneously.

In some embodiments of the present invention, the upper surface of the perovskite solar panel 400 is provided with an inert protective layer 700. The material of the perovskite solar cell panel 400 is sensitive to external impurities, and an inert protective layer 700 is required to be arranged for isolation protection.

In some embodiments of the present invention, the inert protective layer 700 is a non-metal insulating layer or an insulating metal oxide layer. The non-metal insulating layer or the insulating metal oxide layer can provide sufficient insulating capability, and accidents such as short circuit and the like can be avoided when the perovskite solar cell panel 400 works.

In some embodiments of the present invention, the non-metal insulation layer is a polyester layer, a polyvinylidene chloride layer, a high density polyethylene layer, or an epoxy resin layer. The insulating materials are low in price and good in insulating property, and are suitable for large-scale use.

In some embodiments of the present invention, a double-sided fixing film 800 is disposed between the lower surface of the perovskite solar cell panel 400 and the upper surface of the panel 100. The perovskite solar cell panel 400 can be fixed on the upper surface of the panel 100 by coating the transparent liquid optical cement 900, but the process of glue brushing is complex, the direct adoption of the double-sided fixing film 800 can be completed by means of pasting, and the working efficiency is greatly improved.

In some embodiments of the present invention, the transparent hard frame 200 is a transparent acrylic plate. The acrylic plate is high in hardness, has good light transmission capacity, and can ensure light transmission and simultaneously achieve sufficient supporting capacity.

In some embodiments of the present invention, the elastic insulation tape 600 is a rubber tape. The rubber has enough insulation performance and certain elasticity, and can provide enough protection for the packaged perovskite solar cell module.

In some embodiments of the present invention, the sealant frame 300 is a double-sided scotch tape. The double-sided transparent adhesive tape has high viscosity, can play a certain structural supporting role, and can enable a light-transmitting area to be larger by adopting the double-sided transparent adhesive tape.

In some embodiments of the present invention, the panel 100 and the back panel 500 are both made of transparent glass. The glass has low price and good light transmittance, and is suitable for mass production and manufacturing. In some embodiments of the present invention, the panel 100 and the back plate 500 are made of organic glass.

In some embodiments, the sealant frame 300, the transparent hard frame 200, and the transparent liquid optical adhesive 900 are made of materials having the same or similar optical properties as much as possible, so as to ensure better light transmittance.

Although the embodiments of the present invention have been described in detail with reference to the accompanying drawings, the present invention is not limited to the above embodiments, and those skilled in the art can understand that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. An encapsulated perovskite solar cell module, comprising:

a panel (100);

a transparent hard frame (200) arranged on the upper surface of the panel (100);

the sealing rubber frame (300) is arranged on the upper surface of the panel (100) and is tightly attached to the inner side edge of the transparent hard frame (200); the height of the transparent hard frame (200) is lower than or equal to that of the sealant frame (300);

the perovskite solar cell panel (400) is arranged on the upper surface of the panel (100) and is positioned in the sealant frame (300); the sealing rubber frame (300) is higher than the perovskite solar cell panel (400);

the back plate (500) is arranged on the upper surface of the sealing rubber frame (300); the back plate (500), the sealant frame (300) and the panel (100) enclose a closed space, and the closed space is filled with transparent liquid optical cement (900);

and the elastic insulating tape (600) is arranged between the panel (100) and the back plate (500) and is tightly attached to the outer edge of the transparent hard frame (200).

2. The encapsulated perovskite solar cell module as claimed in claim 1, wherein the sealant frame (300) and the transparent hard frame (200) are provided with a sealant filling hole (210) and an air extraction hole (220) on the same side.

3. The encapsulated perovskite solar cell assembly as claimed in claim 1, wherein the upper surface of the perovskite solar panel (400) is provided with an inert protective layer (700).

4. The encapsulated perovskite solar cell module as claimed in claim 3, wherein the inert protective layer (700) is a non-metallic insulating layer or an insulating metal oxide layer.

5. The encapsulated perovskite solar cell module as claimed in claim 4, wherein the non-metallic insulating layer is a polyester layer, a polyvinylidene chloride layer, a high density polyethylene layer, an epoxy layer.

6. An encapsulated perovskite solar cell module as claimed in claim 1, characterized in that a double sided fixing film (800) is provided between the lower surface of the perovskite solar cell panel (400) and the upper surface of the panel (100).

7. The encapsulated perovskite solar cell assembly as claimed in claim 1, wherein the transparent rigid rim (200) is a transparent acrylic sheet.

8. The encapsulated perovskite solar cell assembly as claimed in claim 1, wherein the elastic insulating tape (600) is a rubber tape.

9. The encapsulated perovskite solar cell module as claimed in claim 1, wherein the sealant frame (300) employs double-sided transparent adhesive tape.

10. The encapsulated perovskite solar cell module as claimed in claim 1, wherein the front sheet (100) and the back sheet (500) both employ transparent glass sheets.