CN213716923U

CN213716923U - Cooling device of solar cell transmission device and solar cell hydrogen passivation equipment

Info

Publication number: CN213716923U
Application number: CN202022935110.0U
Authority: CN
Inventors: 王会; 谭建辉; 戴向荣
Original assignee: Suzhou Nanbei Shenke Intelligent Technology Co ltd
Current assignee: Suzhou Nanbei Shenke Intelligent Technology Co ltd
Priority date: 2020-12-10
Filing date: 2020-12-10
Publication date: 2021-07-16
Anticipated expiration: 2030-12-10

Abstract

The utility model discloses a solar cell transmission device's heat sink and solar cell hydrogen passivation equipment, transmission device include the transmission roller that a plurality of parallel intervals set up, the heat sink includes the cooling unit, the cooling unit is including setting up the cooling box of the below of transmission roller is in with the setting a plurality of fin on the up end of cooling box, every the fin is all followed the length direction of transmission roller extends, follows transmission device's transmission direction, every adjacent two all form between the fin with transmission roller assorted accommodation space, every it is provided with one to correspond in the accommodation space the transmission roller. The cooling box body of the cooling device and the radiating fins arranged on the cooling box body form a semi-surrounding structure, and the transmission roller is located in the semi-surrounding structure, so that the transmission roller can achieve a better cooling effect, the requirement on the process temperature in the production process of the solar cell is met, and the quality of the solar cell is improved.

Description

Cooling device of solar cell transmission device and solar cell hydrogen passivation equipment

Technical Field

The utility model relates to a solar cell production technical field, concretely relates to solar cell transmission device's heat sink and solar cell hydrogen passivation equipment.

Background

The surface temperature of the solar cell needs to be controlled in the production process of the solar cell, and the hydrogen passivation effect can be influenced when the surface temperature of the solar cell is too high in the hydrogen passivation process. In order to adjust the temperature during the production of solar cells, cooling devices are generally installed in solar cell production plants. When the temperature in the solar cell production process is too high, the cooling device is started, so that the temperature in the solar cell production process is reduced. However, in the prior art, the cooling effect of the cooling device is poor, and the use requirement cannot be met.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a heat sink of modified solar cell transmission device to the problem among the prior art.

In order to achieve the above purpose, the utility model adopts the technical scheme that:

the utility model provides a solar cell transmission device's heat sink, transmission device include the transmission roller that a plurality of parallel intervals set up, the heat sink includes the cooling unit, the cooling unit is in including setting up the cooling box of the below of transmission roller is in with setting up a plurality of fin on the up end of cooling box, every the fin is all followed the length direction of transmission roller extends, follows transmission device's transmission direction, every adjacent two all form between the fin with transmission roller assorted accommodation space, every correspond in the accommodation space and be provided with one the transmission roller.

Preferably, the cooling box body extends along the transmission direction of the transmission device, and the plurality of radiating fins on each cooling box body are uniformly distributed at intervals along the transmission direction of the transmission device.

Further, one cooling unit is arranged along the length extending direction of the conveying roller or a plurality of cooling units are arranged at intervals, the length of each cooling fin of each cooling unit is equal to the width of the cooling box body, and when the plurality of cooling units are arranged at intervals along the length extending direction of the conveying roller, the cooling fins on the cooling units are arranged in a one-to-one correspondence mode.

Furthermore, when the solar cell is conveyed by the conveying device, a plurality of cooling units are arranged below the same solar cell, the solar cell is provided with a long side extending along the length direction of the conveying roller and a short side extending along the conveying direction of the conveying device, and the length of the long side is not more than the sum of the lengths of the cooling fins extending along the same straight line direction in the plurality of cooling units.

Furthermore, when the solar cell is conveyed by the conveying device, one cooling unit is arranged below the same solar cell, the solar cell is provided with a long edge extending along the length direction of the conveying roller and a short edge extending along the conveying direction of the conveying device, and the length of the long edge is not greater than that of the radiating fin.

Preferably, the cooling device further includes a cooling pipe disposed in the cooling box for flowing a cooling medium, an inlet disposed on the cooling box for allowing the cooling medium to enter the cooling pipe, and an outlet disposed on the cooling box for allowing the cooling medium to flow out of the cooling pipe, two ends of the cooling pipe are respectively communicated with the inlet and the outlet, and the inlet is further provided with an adjusting valve for adjusting the flow rate of the cooling medium entering the cooling pipe.

Further, the cooling medium is cooling water.

Further, the inlet and the outlet are located on the same side of the cooling box, or the inlet and the outlet are located on two opposite sides of the cooling box respectively.

Preferably, the heat dissipation fins comprise connecting parts fixedly connected with the upper end surface of the cooling box body and heat dissipation parts playing a role in heat dissipation, the heat dissipation parts and the connecting parts are intersected to form a T-shaped structure, and the distance between the heat dissipation parts of every two adjacent heat dissipation fins is matched with the conveying rollers.

The utility model also provides a solar cell hydrogen passivation equipment, include as above arbitrary one the heat sink, still be in including the transmission device and the setting that are used for transmitting solar cell the transmission device top is used for providing the light source module of illumination and heating to solar cell, the illumination intensity of light source module can be adjusted.

Because of above-mentioned technical scheme's application, compared with the prior art, the utility model have the following advantage: the utility model discloses a solar cell transmission device's heat sink simple structure, the structure that forms half encirclement between cooling box and the fin of setting on the cooling box, the transmission roller is arranged in this structure that half encirclement to can make the transmission roller reach better cooling effect, to the requirement to process temperature in satisfying solar cell production process, improve solar cell's quality.

Drawings

Fig. 1 is a schematic structural diagram of a cooling device of a solar cell transmission device (including a transmission device) according to the present invention;

fig. 2 is a schematic structural diagram of a cooling device of a solar cell transmission device according to the present invention (a part of the transmission roller is removed on the basis of fig. 1);

fig. 3 is a schematic structural diagram of a cooling unit of a cooling device of a solar cell transmission device according to the present invention;

FIG. 4 is an enlarged view of a portion A of FIG. 3;

fig. 5 is a schematic structural view of the solar cell hydrogen passivation apparatus according to the present invention (with a portion of the transfer roller removed).

Detailed Description

The technical solution of the present invention will be further explained with reference to the accompanying drawings.

The solar cell conveying device comprises a plurality of conveying rollers 10 which are arranged in parallel at intervals, the conveying direction of the conveying device is perpendicular to the length extending direction of the conveying rollers 10, and when the solar cell is conveyed through the conveying device, the solar cell is provided with a long side extending along the length direction of the conveying rollers 10 and a short side extending along the conveying direction of the conveying device.

As shown in fig. 1 and fig. 2, the cooling device of the solar cell transmission device of the present invention includes a cooling unit. As shown in fig. 1 to 4, the cooling unit includes a cooling box 1 disposed below the conveying roller 10 and a plurality of fins 2 disposed on an upper end surface of the cooling box 1.

Every fin 2 all extends along the length direction of transmission roller 10, along transmission device's transmission direction, all form between every two adjacent fins 2 with transmission roller 10 assorted accommodation space, all correspond in every accommodation space and be provided with a transmission roller 10. Like this, the accommodation space that forms between cooling box 1 and the fin 1 that sets up on cooling box 1 is the structure of half encirclement, and transmission roller 10 is arranged in this structure of half encirclement, and this can make transmission roller 10 reach fine cooling effect to can reduce the temperature of the solar cell that is arranged in transmission roller 10, make this temperature satisfy the requirement of corresponding technology.

In this embodiment, the cooling box 1 extends along the transmission direction of the transmission device, and the plurality of fins 2 on each cooling box 1 are respectively and uniformly arranged along the transmission direction of the transmission device at intervals.

One cooling unit may be provided along the longitudinal extension direction of the transport roller 10, or a plurality of cooling units may be provided at intervals, and the length of each fin 2 of each cooling unit is the same as the width of the cooling box 1.

When a plurality of cooling units are provided at intervals along the longitudinal extension direction of the transport roller 10, the positions of the respective fins 2 on the respective cooling units are arranged in one-to-one correspondence, that is, the respective fins 2 located on both sides of the same transport roller 10 extend in the same linear direction, respectively.

When the solar cell is transferred by the transfer device, a plurality of cooling units may be disposed at intervals under the same solar cell, and in this case, the length of the long side of the solar cell is not greater than the sum of the lengths of the respective heat dissipation fins 2 extending in the same linear direction among the plurality of cooling units.

When transporting the solar cells by the transport device, only one cooling unit may be provided under the same solar cell, in which case the length of the long side of the solar cell is not greater than the length of the heat sink 2.

The heat sink 2 includes a connecting portion 21 and a heat dissipating portion 22. The connecting part 21 is used for being fixedly connected with the upper end face of the cooling box body 1, the heat dissipation parts 22 play a heat dissipation role, the heat dissipation parts 22 extend upwards from the intersection of the connecting part 21, the distance between the heat dissipation parts 22 of every two adjacent cooling fins 2 is matched with the transmission roller 10, and namely the transmission roller 10 is positioned between the heat dissipation parts 22 of the two adjacent cooling fins 2. In this embodiment, the heat dissipation portion 22 and the connection portion 21 intersect to form the heat dissipation sheet 2 into a T-shaped structure.

The cooling device further comprises a cooling duct (not shown in the figure), an inlet 3 and an outlet 4. The cooling pipeline is located in cooling box 1, and the cooling pipeline is used for the cooling medium circulation. The inlet 3 and the outlet 4 are both disposed on the cooling box 1, in this embodiment, the inlet 3 and the outlet 4 are located on the same side of the cooling box 1, and of course, the inlet 3 and the outlet 4 may be located on two opposite sides of the cooling box 1 respectively. The inlet 3 is communicated with one end part of the cooling pipeline so that the cooling medium flows into the cooling pipeline from the inlet 3, and the outlet 4 is communicated with the other end part of the cooling pipeline so that the cooling medium flows out from the cooling pipeline after passing through the outlet 4, thereby realizing the circulating flow of the cooling medium. The heat of the transfer roller 10 can be taken away during the circulation of the cooling medium, thereby reducing the temperature of the transfer roller 10 and thus the temperature of the solar cell.

In this embodiment, the cooling medium is cooling water, and the transmission roller 10 is cooled by water-cooling radiation, thereby cooling the solar cell.

The temperature reducing device further comprises a regulating valve (not shown in the figure) arranged at the inlet, and the flow of the cooling medium entering the cooling pipeline from the inlet 3 can be regulated through the regulating valve, so that the temperature of the conveying roller 10 is regulated, and the effect of regulating the temperature of the solar cell is achieved.

The utility model discloses a heat sink can be applied to in the solar cell hydrogen passivation equipment, as shown in fig. 5, the hydrogen passivation equipment is still including the transmission device that is used for transmitting solar cell and set up the light source module 20 that is used for providing illumination and heating to solar cell in the transmission device top, and light source module 20's illumination intensity can be adjusted.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and the protection scope of the present invention can not be limited thereby, and all equivalent changes or modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.

Claims

1. The utility model provides a solar cell transmission device's heat sink, transmission device includes the transmission roller that a plurality of parallel intervals set up, its characterized in that: the heat sink includes the cooling unit, the cooling unit is in including setting up the cooling box of the below of transmission roller is in with setting up a plurality of fin on the up end of cooling box, every the fin is all followed the length direction of transmission roller extends, follows transmission device's transmission direction, every adjacent two all form between the fin with transmission roller assorted accommodation space, every correspond in the accommodation space and be provided with one the transmission roller.

2. The cooling device for a solar cell transmission device according to claim 1, wherein: the cooling box body extends along the transmission direction of the transmission device, and a plurality of radiating fins on each cooling box body are uniformly distributed at intervals along the transmission direction of the transmission device.

3. The cooling device of a solar cell transmission device according to claim 2, wherein: the cooling device comprises a transmission roller, a cooling unit and cooling fins, wherein the transmission roller is arranged on the transmission roller, the cooling unit is arranged along the length extension direction of the transmission roller or a plurality of cooling units are arranged at intervals, the length of each cooling fin of each cooling unit is the same as the width of a cooling box body, and when the cooling units are arranged along the length extension direction of the transmission roller at intervals, the cooling fins on the cooling units are arranged in a one-to-one correspondence mode.

4. The cooling device of a solar cell transmission device according to claim 3, wherein: when the solar cell is conveyed by the conveying device, a plurality of cooling units are arranged below the same solar cell, the solar cell is provided with a long side extending along the length direction of the conveying roller and a short side extending along the conveying direction of the conveying device, and the length of the long side is not more than the sum of the lengths of the cooling fins extending along the same straight line direction in the plurality of cooling units.

5. The cooling device of a solar cell transmission device according to claim 3, wherein: when the solar cell is transmitted by the transmission device, one cooling unit is arranged below the same solar cell, the solar cell is provided with a long edge extending along the length direction of the transmission roller and a short edge extending along the transmission direction of the transmission device, and the length of the long edge is not greater than that of the radiating fin.

6. The cooling device for a solar cell transmission device according to claim 1, wherein: the cooling device further comprises a cooling pipeline arranged in the cooling box body and used for cooling medium to circulate, an inlet arranged on the cooling box body and used for the cooling medium to enter the cooling pipeline, and an outlet arranged on the cooling box body and used for enabling the cooling medium to flow out of the cooling pipeline, wherein two ends of the cooling pipeline are respectively communicated with the inlet and the outlet, and the inlet is also provided with an adjusting valve used for adjusting the flow of the cooling medium entering the cooling pipeline.

7. The cooling device of a solar cell transmission device according to claim 6, wherein: the cooling medium is cooling water.

8. The cooling device of a solar cell transmission device according to claim 6, wherein: the inlet and the outlet are located on the same side of the cooling box body, or the inlet and the outlet are respectively located on two opposite sides of the cooling box body.

9. The cooling device for a solar cell transmission device according to claim 1, wherein: the cooling fins comprise connecting parts and radiating parts, the connecting parts are fixedly connected with the upper end face of the cooling box body, the radiating parts play a role in radiating, the radiating parts and the connecting parts are intersected to form a T-shaped structure, and the distance between the radiating parts of every two adjacent cooling fins is matched with the transmission rollers.

10. A solar cell hydrogen passivation apparatus, characterized by: the cooling device comprises a transmission device for transmitting a solar cell and a light source module arranged above the transmission device and used for providing illumination and heating for the solar cell, wherein the illumination intensity of the light source module can be adjusted.