CN217933811U

CN217933811U - Novel double-glass photovoltaic module

Info

Publication number: CN217933811U
Application number: CN202222043533.0U
Authority: CN
Inventors: 戴侠; 王耀洪; 肖旭
Original assignee: Shenzhen Jingmg Energy Technology Co ltd
Current assignee: Shenzhen Jingmg Energy Technology Co ltd
Priority date: 2022-08-04
Filing date: 2022-08-04
Publication date: 2022-11-29
Anticipated expiration: 2032-08-04

Abstract

The utility model discloses a novel double-glass photovoltaic module, which comprises a first glass layer, a first adhesive film, a battery pack, a second adhesive film, a supporting frame, a third adhesive film and a second glass layer which are arranged from bottom to top in sequence, wherein the outer edges of the first glass layer and the second glass layer are wound with an enclosing belt, and a plurality of exhaust holes are formed in the enclosing belt; the first adhesive film, the second adhesive film and the third adhesive film are made of EVA (ethylene vinyl acetate), the thickness of the first adhesive film is 0.6mm, and the thickness of the second adhesive film and the third adhesive film is 0.4mm; the support frame is made of PET; the surrounding belt is a high-temperature adhesive tape. The purpose is to solve the technical problems that the downward self pressure of the upper glass easily causes the situation of battery pack fragment after lamination, the glue film has high fluidity, and the phenomena of glue shortage, air bubbles, displacement and the like are easily generated after lamination, thereby causing inconvenience in production.

Description

Novel double-glass photovoltaic module

Technical Field

The utility model belongs to the technical field of photovoltaic module and specifically relates to a novel dual-glass photovoltaic module is related to.

Background

Double-glass photovoltaic module mainly comprises two-layer glass to and encapsulation glued membrane, the battery piece between the glass, through the lamination of laminator, makes it become a whole. However, when the assembly is installed, the condition of battery pack fragment is easily caused after lamination due to the downward self pressure action of the upper glass, the flowability of an adhesive film is large, the phenomena of adhesive shortage, air bubbles, displacement and the like are easily generated after lamination, and therefore the inconvenience of production is caused, and the technical problem is solved by the novel double-glass photovoltaic assembly.

SUMMERY OF THE UTILITY MODEL

For solving foretell technical problem the utility model provides a novel dual-glass photovoltaic module, the downward self pressure effect of glass on upper strata is solved to aim at, easily causes the group battery broken pieces condition after the lamination, and the glued membrane mobility is big, easily produces the starvation after the lamination, and the bubble, phenomenons such as aversion to cause the inconvenient technical problem of production.

The utility model provides a novel dual-glass photovoltaic module, includes from the bottom up and is equipped with first glass layer, first glued membrane, group battery, second glued membrane, carriage, third glued membrane and second glass layer in proper order, first glass layer with the outer winding of following on second glass layer has the surrounding band, set up a plurality of exhaust holes in the surrounding band.

As a further aspect of the present invention: the first adhesive film, the second adhesive film and the third adhesive film are made of EVA (ethylene vinyl acetate), the thickness of the first adhesive film is 0.6mm, and the thickness of the second adhesive film and the third adhesive film is 0.4mm.

As a further aspect of the present invention: the support frame is made of PET.

As a further aspect of the present invention: the surrounding belt is a high-temperature adhesive tape.

As a further aspect of the present invention: the first glass layer and the second glass layer are made of coated tempered cloth-textured glass, and the thickness of the first glass layer and the thickness of the second glass layer are 2.5mm.

As a further aspect of the present invention: the quantity of group battery is two, two the one side of group battery is equipped with the electrode, two the electrode passes through the wire electricity and connects, the group battery includes the battery piece, the battery piece is a plurality of, and is a plurality of the battery piece array sets up.

As a further aspect of the present invention: the outer edge of the battery pack is adhered with a protection frame, and the protection frame is made of aluminum alloy.

Compared with the prior art, the beneficial effects of the utility model are that:

through the carriage to play the supporting role to the second glass layer, thereby it is higher to have reduced the group battery fragmentation rate that leads to because of the second glass layer dead weight, and through the exhaust hole of surrounding band, make photovoltaic module evacuation in-process can discharge the inside air of photovoltaic module, avoid overflowing the condition of the marginal starvation of subassembly or bubble that too much glued membrane leads to simultaneously in lamination and evacuation process.

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

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

Fig. 1 is a schematic structural view of the present invention.

Fig. 2 is a schematic view of the structure of the enclosure belt of the present invention.

Fig. 3 is a schematic diagram of the front structure of the battery pack of the present invention.

Fig. 4 is a schematic diagram of a structure of the back of the battery pack of the present invention.

Fig. 5 is a circuit diagram of the battery pack of the present invention.

In the figure: 1. the battery comprises a first glass layer, 2, a first adhesive film, 3, a battery pack, 31, a battery piece, 4, a second adhesive film, 5, a support frame, 6, a third adhesive film, 7, a second glass layer, 8, a surrounding band, 9, an exhaust hole, 10, a protective frame, 11 and electrodes.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be understood that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Please refer to fig. 1-5, in the embodiment of the present invention, a novel dual-glass photovoltaic module, includes that from the bottom up is equipped with first glass layer 1, first glued membrane 2, group battery 3, second glued membrane 4, carriage 5, third glued membrane 6 and second glass layer 7 in proper order, and the outer winding of first glass layer 1 and second glass layer 7 has an enclosure band 8, sets up a plurality of exhaust holes 9 in the enclosure band 8.

The materials of the first adhesive film 2, the second adhesive film 4 and the third adhesive film 6 are EVA, the thickness of the first adhesive film 2 is 0.6mm, the thickness of the second adhesive film 4 and the third adhesive film 6 is 0.4mm, and the EVA has excellent insulativity, sealing property, aging resistance, elasticity and hot-melt curability, so that the EVA has a protection effect on the battery pack 3 and has a cross-linking and sealing effect on adjacent materials.

The material of carriage 5 is PET, and PET is a polyethylene terephthalate, and it is difficult to deform in the lamination process, and has excellent viscidity with EVA after high temperature lamination, lays one deck PET carriage 5 at the periphery of group battery 3 and can effectively solve the group battery 3 fragmentation that leads to because of the 7 dead weight problems of second glass layer.

The surrounding belt 8 is a high-temperature adhesive tape, and can effectively control the glue overflowing amount, so that the EVA is not easy to flow out of the photovoltaic module after being subjected to hot melting, and the condition that the EVA inside the photovoltaic module is overflowed too much to generate bubbles or is lack is further controlled.

First glass layer 1 and second glass layer 7 are coating film tempering cloth line glass, and the thickness of first glass layer 1 and second glass layer 7 is 2.5mm to better reinforcing light sees through group battery 3, and reaches more excellent weatherability and crashworthiness.

The quantity of group battery 3 is two, and two group batteries 3's one side is equipped with electrode 11, and two electrodes 11 pass through the wire and connect electrically, and group battery 3 includes battery piece 31, and battery piece 31 is a plurality of, and a plurality of battery piece 31 array sets up.

Through the connection of two sets of group battery 3 to reduce photovoltaic module and generate heat, promote the generating capacity, reach and reduce series resistance, reduce power loss, further promote the purpose of power output.

The outer edge of the battery pack 3 is adhered with a protective frame 10, and the protective frame 10 is made of aluminum alloy.

Through braced frame 5 to play supporting role to second glass layer 7, thereby it is higher to have reduced the group battery 3 fragmentation rate that leads to because of second glass layer 7 dead weight, and through the exhaust hole 9 of surrounding band 8, make photovoltaic module evacuation in-process can discharge photovoltaic module inside air, avoid overflowing the condition of too much glued membrane and leading to subassembly edge scarce glue or bubble in lamination and evacuation process simultaneously.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Claims

1. The utility model provides a novel dual-glass photovoltaic module, its characterized in that includes from the bottom up and is equipped with first glass layer, first glued membrane, group battery, second glued membrane, carriage, third glued membrane and second glass layer in proper order, first glass layer with the outer edge winding on second glass layer has the surround area, set up a plurality of exhaust holes in the surround area.

2. The novel double-glass photovoltaic module as claimed in claim 1, wherein the first adhesive film, the second adhesive film and the third adhesive film are made of EVA, the thickness of the first adhesive film is 0.6mm, and the thickness of the second adhesive film and the third adhesive film is 0.4mm.

3. The novel dual-glass photovoltaic module as claimed in claim 2, wherein the support frame is made of PET.

4. The novel dual-glass photovoltaic module of claim 2, wherein the enclosure is a high temperature adhesive tape.

5. The novel double-glass photovoltaic module according to claim 1, wherein the first glass layer and the second glass layer are coated tempered cloth-grain glass, and the thickness of the first glass layer and the second glass layer is 2.5mm.

6. The novel dual-glass photovoltaic assembly as claimed in claim 1, wherein the number of the battery packs is two, one surface of each of the two battery packs is provided with an electrode, the two electrodes are electrically connected through a conducting wire, the battery pack comprises a plurality of battery pieces, and the plurality of battery pieces are arranged in an array.

7. The novel dual-glass photovoltaic assembly as claimed in claim 6, wherein a protective frame is adhered to the outer edge of the battery pack, and the protective frame is made of aluminum alloy.