CN216389289U

CN216389289U - Annular fine grid polycrystalline cell

Info

Publication number: CN216389289U
Application number: CN202121870934.2U
Authority: CN
Inventors: 赵华飞
Original assignee: Zhejiang Zhongjing New Energy Co ltd
Current assignee: Zhejiang Zhongjing New Energy Co ltd
Priority date: 2021-08-11
Filing date: 2021-08-11
Publication date: 2022-04-26
Anticipated expiration: 2031-08-11

Abstract

The utility model discloses an annular fine grid polycrystalline cell, which comprises an end cover and a base, wherein a sealing plate ring is arranged right below the end cover, the top surface of the sealing plate ring is attached to the bottom surface of the end cover, the bottom surface of the sealing plate ring is attached to the top surface of the base, the inner side of the sealing plate ring is fixedly connected with parallel partition plates, and the partition plates are connected with the side wall of an inner cavity of the sealing plate ring in an inner connection mode; the top surface of the partition board is provided with first grooves which are uniformly distributed at equal intervals, the inner sides of the first grooves are fixedly connected with asbestos nets, and the top surfaces of the asbestos nets are provided with polycrystalline battery pieces; the side wall of the inner cavity of the sealing plate ring is fixedly connected with one side of the symmetrical fixing block, the other side of the fixing block is provided with a second groove, a drying agent is arranged in the second groove, the top surface of the sealing plate ring of the device is attached to the bottom surface of the end cover, the bottom surface of the sealing plate ring is attached to the top surface of the base, and the drying agent is arranged in the second groove to achieve the effect of drying the sealed space and prevent polycrystalline battery pieces from scattering due to humidity.

Description

Annular fine grid polycrystalline cell

Technical Field

The utility model relates to the field of new energy batteries, in particular to an annular fine grid polycrystalline battery piece.

Background

At present, a solar cell, also called a photovoltaic cell, is a semiconductor device that directly converts solar light energy into electrical energy. Because it is a green environmental protection product, will not cause the environmental pollution, and it is renewable resources, so under the situation of energy shortage at present, the solar cell is a new generation battery with wide development prospect, the polycrystalline silicon solar cell has high conversion efficiency and long life of the monocrystalline silicon battery and the advantages such as the material preparation technology of the amorphous silicon thin film battery is relatively simplified, its conversion efficiency is about 17-18% generally, there is no obvious efficiency decline problem, and it is possible to prepare on the cheap substrate material, the polycrystalline silicon solar cell is favored by its advantages such as abundant raw materials of production, with low costs, conversion efficiency is high, stability is good.

At present, a plurality of battery pieces of the polycrystalline silicon battery are required to be integrated and packaged together for use, but the device is exposed in the air for a long time, and the integrated battery pieces are easily scattered under the influence of factors such as humidity, and a novel polycrystalline battery piece packaging mechanism is designed for solving the problems.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides the packaging mechanism of the annular fine grid polycrystalline cell piece, which achieves the effect of reducing air humidity and preventing the cell piece from being scattered.

In order to solve the technical problems, the utility model provides the following technical scheme: an annular fine grid polycrystalline cell comprises an end cover and a base, wherein a sealing plate ring is arranged right below the end cover, the top surface of the sealing plate ring is attached to the bottom surface of the end cover, the bottom surface of the sealing plate ring is attached to the top surface of the base, parallel partition plates are fixedly connected to the inner side of the sealing plate ring, and the partition plates are internally connected to the side wall of an inner cavity of the sealing plate ring; the top surface of the partition board is provided with first grooves which are uniformly distributed at equal intervals, the inner sides of the first grooves are fixedly connected with asbestos nets, and polycrystalline battery pieces are arranged on the top surfaces of the asbestos nets; the side wall of the inner cavity of the sealing plate ring is fixedly connected with one side of a symmetrical fixed block, a second groove is formed in the other side of the fixed block, and a drying agent is arranged in the second groove.

As a preferred technical solution of the present invention, the bottom surface of the end cover is fixedly connected to a first sealing partition plate, the top surface of the base is fixedly connected to a second sealing partition plate, the first sealing partition plate and the second sealing partition plate are located on the same axis with the same width, the top surface of the sealing plate ring is attached to the bottom surface of the end cover, the inner ring side wall of the sealing plate ring is attached to the side wall of the first sealing partition plate, the bottom surface of the sealing plate ring is attached to the top surface of the base, and the inner ring side wall of the sealing plate ring is attached to the side wall of the second sealing partition plate.

As a preferred technical solution of the present invention, the bottom surface and the top surface of the end cap are provided with symmetrical first threaded through holes in a penetrating manner, the bottom surface and the top surface of the sealing plate ring are provided with third threaded through holes matched with the first threaded through holes in a penetrating manner, the bottom surface and the top surface of the base are provided with second threaded through holes matched with the third threaded through holes in a penetrating manner, the first threaded through holes, the third threaded through holes and the second threaded through holes are connected through bolts in a threaded manner, the ends of the bolts are connected with nuts in a threaded manner, and the top surfaces of the nuts are attached to the bottom surface of the base.

As a preferred technical scheme of the utility model, sealing rings are fixedly attached to the joint of the end cover and the sealing plate ring and the joint of the sealing plate ring and the base.

In a preferred embodiment of the present invention, a polyethylene film is bonded to a surface of the polycrystalline cell sheet.

As a preferable technical scheme of the utility model, the surfaces of the bolt and the nut are plated with stainless steel metal layers.

Compared with the prior art, the utility model can achieve the following beneficial effects:

1. after the device is finished, parallel partition plates are fixedly connected through the inner sides of the sealing plate rings, first grooves which are uniformly distributed at equal intervals are formed in the top surfaces of the partition plates, asbestos nets are fixedly connected to the inner sides of the first grooves, and polycrystalline battery pieces are arranged on the top surfaces of the asbestos nets; the side wall of the inner cavity of the sealing plate ring is fixedly connected with one side of the symmetrical fixed block, the other side of the fixed block is provided with a second groove, and a drying agent is arranged in the second groove, so that the effect of drying the closed space and preventing the polycrystalline battery pieces from scattering due to humidity is achieved;

2. after the device is completed, first thread through holes which are symmetrical are formed through the bottom surface and the top surface of the end cover in a penetrating mode, third thread through holes which are matched with the first thread through holes are formed through the bottom surface and the top surface of the sealing plate ring in a penetrating mode, second thread through holes which are matched with the third thread through holes are formed through the bottom surface and the top surface of the base in a penetrating mode, the first thread through holes, the third thread through holes and the second thread through holes are in threaded connection through bolts, and the tail end thread of each bolt is connected with a nut to enable the mechanism to be fastened and connected through the nuts, so that the sealing performance is better.

Drawings

FIG. 1 is a schematic cross-sectional view of a seal ring according to the present invention;

FIG. 2 is a schematic top view of the seal ring of the present invention;

FIG. 3 is a schematic view of a separation structure according to the present invention;

FIG. 4 is a schematic structural view of the present invention;

wherein: 1. an end cap; 2. a first sealing separator; 3. a first threaded through hole; 4. a bolt; 5. a sealing plate ring; 6. a base; 7. a second sealing separator; 8. a second threaded through hole; 9. a nut; 10. a third threaded through hole; 11. a partition plate; 12. a first groove; 13. an asbestos web; 14. polycrystalline cell pieces; 15. a fixed block; 16. a second groove; 17. a desiccant; 18. a seal ring; 19. a polyethylene film.

Detailed Description

The present invention will be further described with reference to specific embodiments for the purpose of facilitating an understanding of technical means, characteristics of creation, objectives and functions realized by the present invention, but the following embodiments are only preferred embodiments of the present invention, and are not intended to be exhaustive. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents and the like used in the following examples are commercially available unless otherwise specified.

Example (b):

as shown in fig. 1, 2 and 4, the utility model provides an annular fine grid polycrystalline cell, which comprises an end cover 1 and a base 6, wherein a sealing plate ring 5 is arranged right below the end cover 1, the top surface of the sealing plate ring 5 is attached to the bottom surface of the end cover 1, the bottom surface of the sealing plate ring 5 is attached to the top surface of the base 6, the inner side of the sealing plate ring 5 is fixedly connected with parallel partition plates 11, and the partition plates 11 are internally connected with the side wall of an inner cavity of the sealing plate ring 5; the top surface of the partition board 11 is provided with first grooves 12 which are uniformly distributed at equal intervals, the inner sides of the first grooves 12 are fixedly connected with asbestos meshes 13, and the top surfaces of the asbestos meshes 13 are provided with polycrystalline cell pieces 14; the side wall of the inner cavity of the sealing plate ring 5 is fixedly connected with one side of a symmetrical fixed block 15, the other side of the fixed block 15 is provided with a second groove 16, and a drying agent 17 is arranged in the second groove 16;

after the device is completed, the sealing plate ring 5 is arranged under the end cover 1, the top surface of the sealing plate ring 5 is attached to the bottom surface of the end cover 1, the bottom surface of the sealing plate ring 5 is attached to one side of the top surface of the base 6 and one side of the fixing block 15, which is fixedly connected with the inner cavity side wall of the sealing plate ring 5, of the fixing block, the other side of the fixing block 15 is provided with the second groove 16, the drying agent 17 is arranged inside the second groove 16, so that the airtight drying is kept in the airtight space, and the polycrystalline cell can not be scattered due to humidity.

In another embodiment, as shown in fig. 3 and 4, the utility model discloses that the bottom surface of the end cap 1 is fixedly connected with the first seal partition plate 2, the top surface of the base 6 is fixedly connected with the second seal partition plate 7, the first seal partition plate 2 and the second seal partition plate 7 are positioned on the same axis with the same width, the top surface of the seal plate ring 5 is attached to the bottom surface of the end cap 1, the inner ring side wall of the seal plate ring 5 is attached to the side wall of the first seal partition plate 2, the bottom surface of the seal plate ring 5 is attached to the top surface of the base 6, and the inner ring side wall of the seal plate ring 5 is attached to the side wall of the second seal partition plate 7;

after the device is completed, the bottom surface of the end cover 1 is fixedly connected with the first sealing partition plate 2, the top surface of the base 6 is fixedly connected with the second sealing partition plate 7, the inner ring side wall of the sealing plate ring 5 is attached to the side wall of the first sealing partition plate 2, and the inner ring side wall of the sealing plate ring 5 is attached to the side wall of the second sealing partition plate 7, so that the effect of performing inner side sealing on a closed space is achieved.

In another embodiment, as shown in fig. 3 and 4, the utility model discloses that symmetrical first threaded through holes 3 are formed through the bottom surface and the top surface of an end cover 1, third threaded through holes 10 matched with the first threaded through holes 3 are formed through the bottom surface and the top surface of a sealing plate ring 5, second threaded through holes 8 matched with the third threaded through holes 10 are formed through the bottom surface and the top surface of a base 6, the first threaded through holes 3, the third threaded through holes 10 and the second threaded through holes 8 are in threaded connection through bolts 4, the tail ends of the bolts 4 are in threaded connection with nuts 9, and the top surfaces of the nuts 9 are attached to the bottom surface of the base 6;

after the device is completed, the first threaded through hole 3, the third threaded through hole 10 and the second threaded through hole 8 are in threaded connection through the bolt 4, the tail end of the bolt 4 is in threaded connection with the nut 9, the top surface of the nut 9 is attached to the bottom surface of the base 6, and the effect that the whole device is tightly reinforced and compact in structure is achieved.

In another embodiment, as shown in fig. 4, the utility model discloses that sealing rings 18 are fixedly attached to the joint of the end cover 1 and the sealing plate ring 5 and the joint of the sealing plate ring 5 and the base 6;

after the device is completed, the joint of the end cover 1 and the sealing plate ring 5 and the joint of the sealing plate ring 5 and the base 6 are fixedly provided with the sealing ring 18 in a joint mode to achieve the effect of sealing the joint gap.

In another embodiment, as shown in fig. 1, the present invention discloses that a polyethylene film 19 is attached to the surface of the polycrystalline cell sheet 14;

after the device is completed, the polyethylene film 19 is attached to the surface of the polycrystalline cell piece 14, so that the effect of completely isolating the humidity air outside the cell piece is achieved.

In another embodiment, as shown in fig. 3 and 4, the present invention discloses that the surfaces of the bolt 4 and the nut 9 are plated with stainless steel metal layers;

after the device is completed, the surfaces of the bolt 4 and the nut 9 are not corroded by friction after being disassembled for many times by plating stainless steel metal layers on the surfaces of the bolt 4 and the nut 9.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a thin bars polycrystalline cell piece of annular, includes end cover (1), base (6), be provided with sealed board circle (5) under end cover (1), the top surface of sealed board circle (5) is laminated in the bottom surface of end cover (1), the bottom surface of sealed board circle (5) is laminated in the top surface of base (6), its characterized in that: the inner side of the sealing plate ring (5) is fixedly connected with parallel partition plates (11), and the partition plates (11) are internally connected with the side wall of the inner cavity of the sealing plate ring (5); the top surface of the partition plate (11) is provided with first grooves (12) which are uniformly distributed at equal intervals, the inner sides of the first grooves (12) are fixedly connected with asbestos nets (13), and polycrystalline battery pieces (14) are arranged on the top surfaces of the asbestos nets (13); the side wall of the inner cavity of the sealing plate ring (5) is fixedly connected with one side of a symmetrical fixed block (15), a second groove (16) is formed in the other side of the fixed block (15), and a drying agent (17) is arranged in the second groove (16).

2. The annular fine grid polycrystalline cell piece of claim 1, wherein: the bottom surface fixed connection first seal baffle (2) of end cover (1), the top surface fixed connection second seal baffle (7) of base (6), first seal baffle (2) and second seal baffle (7) are located the same axle center of aequilate, the top surface of seal plate circle (5) is laminated in the bottom surface of end cover (1), the inner circle lateral wall of seal plate circle (5) is laminated in the lateral wall of first seal baffle (2), the bottom surface of seal plate circle (5) is laminated in the top surface of base (6), the inner circle lateral wall of seal plate circle (5) is laminated in the lateral wall of second seal baffle (7).

3. The annular fine grid polycrystalline cell piece of claim 2, wherein: the bottom surface and the top surface of the end cover (1) are penetrated through and arranged symmetrically first thread through holes (3), the bottom surface and the top surface of the sealing plate ring (5) are penetrated through and arranged with first thread through holes (3) matched third thread through holes (10), the bottom surface and the top surface of the base (6) are penetrated through and arranged with third thread through holes (10) matched second thread through holes (8), the first thread through holes (3), the third thread through holes (10) and the second thread through holes (8) are in threaded connection through bolts (4), the tail end of each bolt (4) is in threaded connection with a nut (9), and the top surface of each nut (9) is attached to the bottom surface of the base (6).

4. The annular fine grid polycrystalline cell piece of claim 2, wherein: and sealing rings (18) are fixedly attached to the attaching positions of the end cover (1) and the sealing plate ring (5) and the attaching positions of the sealing plate ring (5) and the base (6).

5. The annular fine grid polycrystalline cell piece of claim 1, wherein: and a polyethylene film (19) is adhered to the surface of the polycrystalline cell piece (14).

6. The annular fine grid polycrystalline cell piece of claim 3, wherein: and stainless steel metal layers are plated on the surfaces of the bolt (4) and the nut (9).