CN218471973U - Photovoltaic cell piece manufacturing device - Google Patents
Photovoltaic cell piece manufacturing device Download PDFInfo
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- CN218471973U CN218471973U CN202222808074.0U CN202222808074U CN218471973U CN 218471973 U CN218471973 U CN 218471973U CN 202222808074 U CN202222808074 U CN 202222808074U CN 218471973 U CN218471973 U CN 218471973U
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
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Abstract
The utility model provides a photovoltaic cell manufacturing device, which comprises a liquid storage cavity, a treatment liquid heating unit and a process cavity which are connected in sequence; the treatment liquid heating unit comprises a heating cavity and a heating part arranged in the heating cavity; a liquid inlet and a liquid outlet are oppositely arranged on the heating cavity, the liquid inlet is detachably communicated with the liquid storage cavity, and the liquid outlet is detachably communicated with the process cavity; the heating part comprises a conductive connecting piece and an electric heating piece which are connected with each other; the conductive connecting piece is at least partially arranged outside the heating cavity, and the electric heating piece is at least partially arranged inside the heating cavity. The utility model provides a battery piece manufacturing installation has promoted the heating efficiency of treatment fluid through the structural improvement of device part, has prolonged device life.
Description
Technical Field
The utility model belongs to the technical field of the photovoltaic is made, a photovoltaic cell piece manufacturing installation is related to.
Background
In the field of photovoltaic manufacturing, when a battery piece is subjected to texturing or electroplating and other operation treatments, corresponding treatment liquid needs to be heated, namely, the treatment liquid is kept within a temperature range required by a process, so that the yield is improved. For example, in the texturing process, a texturing solution (an acid solution or an alkali solution) needs to be heated and controlled in temperature so as to further enhance the texturing effect.
The integrated inside that sets up in the stock solution cavity of current battery piece manufacturing installation will handle liquid heating unit generally to realize the synchronous heating to a large amount of treatment fluids in the stock solution cavity. When the treatment fluid reaches the set temperature, the operator transfers the treatment fluid in the liquid storage cavity to the process cavity (a texturing cavity or an electroplating cavity) at one time. The treatment liquid heating unit in the battery piece manufacturing device is not easy to disassemble, assemble and maintain, and the heating efficiency is low. In addition, when the processing liquid is a corrosive liquid, the processing liquid gradually corrodes parts of the heating unit, thereby shortening the service life of the device for manufacturing the battery cell.
Therefore, how to provide a battery plate manufacturing device, in particular to a processing liquid heating unit, which improves the heating efficiency of the processing liquid, facilitates the disassembly, assembly and maintenance of the processing liquid heating unit, and prolongs the service life of the processing liquid heating unit through structural improvement of device components, becomes a problem to be solved by those skilled in the art urgently.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a photovoltaic cell piece manufacturing installation through the structural improvement of device part, has promoted the heating efficiency of treatment fluid, is convenient for to treatment fluid heating unit dismouting and maintenance.
To achieve the purpose, the utility model adopts the following technical proposal:
the utility model provides a photovoltaic cell piece manufacturing installation, photovoltaic cell piece manufacturing installation is including the stock solution cavity, treatment fluid heating unit and the technology cavity that connect gradually.
The treatment fluid heating unit comprises a heating cavity and a heating component arranged in the heating cavity.
The heating cavity is relatively provided with a liquid inlet and a liquid outlet, the liquid inlet can be detachably communicated with the liquid storage cavity, and the liquid outlet can be detachably communicated with the process cavity.
The heating part comprises an electric conduction connecting piece and an electric heating piece which are connected with each other.
The conductive connecting piece is at least partially arranged outside the heating cavity, and the electric heating piece is at least partially arranged inside the heating cavity.
The utility model provides a battery piece manufacturing installation can realize the instant-heating to the treatment fluid, through the intercommunication of dismantling between stock solution cavity, heating cavity and the technology cavity, is convenient for handle liquid heating unit's dismouting and routine maintenance. In the manufacturing process of the battery plate, the processing liquid flows through the heating cavity and is instantly heated by the electric heating piece, so that the heating efficiency is improved.
Optionally, the liquid storage cavity is a texturing liquid cavity, the process cavity is a texturing cavity, and the treatment liquid is a texturing liquid.
Optionally, the liquid storage cavity is an electroplating liquid cavity, the process cavity is an electroplating cavity, and the treatment liquid is an electroplating liquid.
Preferably, the liquid storage cavity, the heating cavity and the process cavity are sequentially communicated through a pipeline, and a driving pump is arranged on the pipeline.
For example, the liquid storage cavity and the heating cavity are communicated with each other through a pipeline, and the heating cavity and the process cavity are communicated with each other through a pipeline which is respectively and independently provided with a driving pump.
Preferably, a temperature monitor is arranged on the surface of the heating cavity in a penetrating mode, so that the temperature value of the treatment liquid in the heating cavity can be monitored in real time, and the heating power of the electric heating piece can be adjusted timely.
Preferably, the liquid inlet is provided with a flow regulating valve so as to timely adjust the flow rate of the liquid inlet according to the flow of the treatment liquid required by the process.
Preferably, the electric heating element comprises an electric heating rod or an electric heating belt.
Preferably, the direction of the electric heating rod is consistent with the long axis direction of the heating cavity.
Preferably, the length of the electric heating rod accounts for 1/3-4/5 of the total height of the heating cavity, for example, 1/3, 2/5, 7/15, 8/15, 3/5, 2/3, 11/15 or 4/5, but the electric heating rod is not limited to the enumerated values, and other non-enumerated values in the numerical range are also applicable.
The utility model discloses a what inject the electric heat stick very much sets up direction and length scope, has promoted area of contact between electric heat stick and the treatment fluid to the homogeneity and the heating efficiency of being heated of treatment fluid have further been promoted.
Preferably, the surface of the electric heating element is provided with an anticorrosive layer.
The utility model discloses in, the anticorrosive coating on electric heat spare surface has avoided the corruption of treatment fluid to electric heat spare to the life of device has been prolonged.
The material of the anticorrosive layer is an anticorrosive material conventionally used in the art, and may be, for example, polytetrafluoroethylene or vinyl ester resin, as long as the anticorrosive effect can be achieved, and therefore, the specific material of the anticorrosive layer is not particularly limited herein.
Preferably, the thickness of the anticorrosive layer is 0.2-5mm; for example, it may be 0.5mm, 1mm, 1.5mm, 2mm, 2.5mm, 3mm, 3.5mm, 4mm, 4.5mm or 5.0mm, but it is not limited to the values listed, and other values not listed in the numerical range are also applicable.
Preferably, an anti-delamination layer is further arranged between the electric heating element and the anti-corrosive layer.
Preferably, a heat insulation layer is further arranged between the electric heating element and the anticorrosive layer.
The utility model discloses in, the insulating layer has avoided the anticorrosive coating direct to contact with the electric heat spare to prevented that the anticorrosive coating from being damaged by high temperature in the heating process.
In the present invention, the material of the thermal insulation layer is a thermal insulation material conventionally used in the field, such as asbestos, as long as the thermal insulation effect can be achieved, and thus the specific material of the thermal insulation layer is not particularly limited herein.
Preferably, the thickness of the thermal insulation layer is 1-10mm, and may be, for example, 1mm, 2mm, 3mm, 4mm, 5mm, 6mm, 7mm, 8mm, 9mm or 10mm, but is not limited to the recited values, and other values not recited within the range of values are also applicable.
The utility model discloses in, the thickness of insulating layer not only needs to suit with the concrete material of insulating layer, need compromise heat-proof quality and heat conductivity moreover. For example, the heat insulation layer is made of asbestos, and when the thickness of the heat insulation layer is less than 1mm, the heat insulation effect of the heat insulation layer is not obvious, so that an outer anticorrosive layer of the heat insulation layer is extremely easy to damage at high temperature; when the thickness of the heat insulation layer is higher than 10mm, the heat generated by the electric heating element cannot be effectively conducted to the treatment liquid, so that the heating efficiency is reduced.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model provides a battery piece manufacturing installation can realize the instant-heating to the treatment fluid, through the intercommunication of dismantling between stock solution cavity, heating cavity and the technology cavity, is convenient for handle liquid heating unit's dismouting and routine maintenance. In the manufacturing process of the battery piece, the processing liquid flows through the heating cavity and is instantly heated by the electric heating piece, so that the heating efficiency is improved, and the corrosion of the processing liquid to the electric heating piece is avoided by the anticorrosive coating on the surface of the electric heating piece, so that the service life of the device is prolonged.
Drawings
Fig. 1 is a schematic structural view of a battery sheet manufacturing apparatus provided in example 1 and example 3;
FIG. 2 is a schematic view showing a structure of a treating liquid heating unit in the apparatus for manufacturing a battery cell provided in examples 1 to 3;
fig. 3 is a schematic structural view of a heating member in the battery sheet manufacturing apparatus provided in examples 1 to 3;
fig. 4 is a schematic structural view of a treatment liquid heating unit in the battery piece manufacturing apparatus provided in example 4;
fig. 5 is a schematic structural view of a heating member in the apparatus for manufacturing a battery sheet provided in example 7.
Wherein: 100-a treatment fluid heating unit; 10-heating the cavity; 11-a liquid inlet; 12-a liquid outlet; 20-a heating means; 21-a conductive connection; 22-electric heating elements; 23-a thermally insulating layer; 24-an anticorrosive layer; 25-delamination prevention; 200-texturing liquid cavity; 300-a texturing cavity; 400-a pipeline; 500-drive the pump.
Detailed Description
It is to be understood that in the description of the present invention, the terms "central," "longitudinal," "lateral," "up," "down," "front," "back," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings only for the convenience of description and simplicity of description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting.
It should be noted that, unless explicitly stated or limited otherwise, the terms "disposed," "connected" and "connected" in the description of the present invention are to be construed broadly, and may for example be fixedly connected, detachably connected or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
Example 1
As shown in fig. 1, the present embodiment provides a photovoltaic cell manufacturing apparatus, which includes a texturing liquid chamber 200, a treatment liquid heating unit 100, and a texturing chamber 300, which are connected in sequence. At this time, the photovoltaic cell manufacturing apparatus is a texturing device.
When the device works, the texturing liquid is contained in the texturing liquid cavity 200, the texturing liquid is pumped into the treatment liquid heating unit 100 from the texturing liquid cavity 200 by the driving pump 500, and is then pumped into the texturing cavity 300 after being heated by the treatment liquid heating unit 100. The texturing liquid is heated in real time by the treatment liquid heating unit 100, but not heated in the texturing liquid cavity 200, so that the amount of liquid heated in unit time is small, the heat loss of the heated liquid is small, and the heating electric energy can be saved.
As shown in fig. 2, the treatment liquid heating unit 100 includes a heating chamber 10 and a heating member 20 disposed in the heating chamber 10; the heating cavity 10 is relatively provided with a liquid inlet 11 and a liquid outlet 12, the liquid inlet 11 is detachably communicated with the texturing liquid cavity 200, and the liquid outlet 12 is detachably communicated with the texturing liquid cavity 300. When the texturing equipment needs to be maintained or the loss piece is replaced regularly, the treatment liquid heating unit 100 can be detached from the texturing equipment, maintenance is not needed in the narrow texturing equipment, the treatment liquid heating unit is convenient to maintain, and the maintenance efficiency of the treatment liquid heating unit 100 can be improved.
As shown in fig. 3, the heating part 20 includes a conductive connecting member 21 and an electric heating member 22 connected to each other; the conductive connecting piece 21 is fixed on the heating cavity 10 in a penetrating way; the surface of the electric heating element 22 is laminated with a heat insulation layer 23 and an anticorrosive layer 24, the heat insulation layer 23 is made of asbestos, the thickness of the heat insulation layer is 2.5mm, and the anticorrosive layer 24 is made of polytetrafluoroethylene.
In this embodiment, at least a portion of the conductive connecting member 21 is disposed outside the heating cavity 10, so that the conductive connecting member 21 can be connected to a power source, and at least a portion of the electric heating member 22 is disposed inside the heating cavity 10, so that the electric heating member 22 can heat the treatment liquid in the heating cavity 10. The thermal-insulating layer 23 can play certain thermal-insulated effect for on the anticorrosive coating 24 is not directly conducted to the high temperature of electric heat spare 22, can protect anticorrosive coating 24 by high temperature damage, anticorrosive coating 24 can avoid electric heat spare 22 to contact treatment fluid simultaneously, can reduce the corruption of treatment fluid to electric heat spare 22, promote the life-span of electric heat spare 22 and whole heater block 20. For example, the maximum temperature of the electric heating element 22 is 600 ℃, and the maximum temperature that the corrosion-resistant layer 24 can bear is 300 ℃, then the temperature transferred to the corrosion-resistant layer 24 after the heat insulation layer 23 is cooled is lower than 300 ℃ by properly selecting the material of the heat insulation layer 23 and properly setting the thickness of the heat insulation layer 23.
In this embodiment, the texturing liquid chamber 200 and the texturing chamber 300 are connected and communicated through a pipe 400, and the pipe 400 is provided with a treatment liquid heating unit 100 and a driving pump 500; the texturing liquid cavity 200 is communicated with the liquid inlet 11 through a pipeline 500, the texturing cavity 300 is communicated with the liquid outlet 12 through a pipeline 400, and a flow regulating valve is arranged on the pipeline 500 near the liquid inlet 11 so as to timely regulate the flow rate of the liquid inlet according to the flow of the treatment liquid required by the process; the surface of the heating cavity 10 is provided with a temperature monitor in a penetrating manner, so that the temperature value of the treatment fluid inside the heating cavity 10 can be monitored in real time, and the heating power of the electric heating element 22 can be adjusted timely according to the temperature value. The drive pump 500 in the present embodiment is specifically a lift pump.
In this embodiment, the electric heating element 22 is an electric heating rod, the direction of the electric heating rod is consistent with the long axis direction of the heating cavity 10, and the length of the electric heating rod accounts for 3/5 of the total height of the heating cavity 10.
Example 2
The embodiment provides a photovoltaic cell piece manufacturing installation, including the plating solution cavity, processing liquid heating element and the electroplating cavity that connect gradually. At this time, the photovoltaic cell manufacturing apparatus is an electroplating device.
When the electroplating device works, electroplating liquid is contained in the electroplating liquid cavity, the electroplating liquid is pumped into the treatment liquid heating unit from the electroplating liquid cavity, and is pumped into the electroplating cavity after being heated by the treatment liquid heating unit. The electroplating solution is heated in real time through the treatment solution heating unit instead of heating the electroplating solution in the electroplating solution cavity, so that the amount of the liquid heated in unit time is small, the heat loss of the heated liquid is small, and the heating electric energy can be saved.
As shown in fig. 2, the treatment liquid heating unit 100 includes a heating chamber 10 and a heating member 20 disposed in the heating chamber 10; the heating cavity 10 is relatively provided with a liquid inlet 11 and a liquid outlet 12, the liquid inlet 11 is detachably communicated with an electroplating liquid cavity (not shown in the figure), and the liquid outlet 12 is detachably communicated with an electroplating cavity (not shown in the figure). When the electroplating device needs to be maintained or the loss part is replaced regularly, the treatment liquid heating unit 100 can be detached from the electroplating device, maintenance in the narrow electroplating device is not needed, the treatment liquid heating unit 100 is convenient to maintain, and the maintenance efficiency of the treatment liquid heating unit 100 can be improved.
As shown in fig. 3, the heating part 20 includes a conductive connecting member 21 and an electric heating member 22 connected to each other; the conductive connecting piece 21 is fixed on the heating cavity 10 in a penetrating way; the surface of the electric heating element 22 is laminated with a heat insulation layer 23 and an anticorrosive layer 24, the heat insulation layer 23 is made of asbestos, the thickness of the heat insulation layer is 1mm, and the anticorrosive layer 24 is made of vinyl ester resin.
In this embodiment, at least a portion of the conductive connecting member 21 is disposed outside the heating chamber 10, so that the conductive connecting member 21 can be connected to a power source, and at least a portion of the electric heating member 22 is disposed inside the heating chamber 10, so that the electric heating member 22 can heat the treatment liquid in the heating chamber 10. The thermal-insulating layer 23 can play certain thermal-insulated effect for on the anticorrosive coating 24 is not directly conducted to the high temperature of electric heat spare 22, can protect anticorrosive coating 24 by high temperature damage, anticorrosive coating 24 can avoid electric heat spare 22 to contact treatment fluid simultaneously, can reduce the corruption of treatment fluid to electric heat spare 22, promote the life-span of electric heat spare 22 and whole heater block 20. For example, the maximum temperature of the electric heating element 22 is 400 ℃, and the maximum temperature that the anticorrosive layer 24 can bear is 200 ℃, then the temperature transmitted to the anticorrosive layer 24 after the heat insulation and temperature reduction of the heat insulation layer 23 is lower than 200 ℃ by properly selecting the material of the heat insulation layer 23 and properly setting the thickness of the heat insulation layer 23.
In this embodiment, the plating solution chamber and the plating chamber are independently connected to the heating chamber 10 through the driving pump 500; a flow regulating valve is arranged near the liquid inlet 11 so as to timely regulate the flow speed of the inlet liquid according to the flow of the treatment liquid required by the process; the surface of the heating cavity 10 is provided with a temperature monitor in a penetrating manner, so that the temperature value of the treatment liquid in the heating cavity 10 can be monitored in real time, and the heating power of the electric heating element 22 can be adjusted timely.
In this embodiment, the electric heating element 22 is an electric heating rod, the direction of the electric heating rod is consistent with the long axis direction of the heating cavity 10, and the length of the electric heating rod accounts for 1/3 of the total height of the heating cavity 10.
Example 3
As shown in fig. 1, the present embodiment provides a photovoltaic cell manufacturing apparatus, which includes a texturing liquid chamber 200, a treatment liquid heating unit 100, and a texturing chamber 300, which are connected in sequence. At this time, the photovoltaic cell manufacturing apparatus is a texturing device.
In this embodiment, the treatment solution heating unit 100 includes a heating chamber 10 and a heating member 20 disposed in the heating chamber 10; the heating cavity 10 is relatively provided with a liquid inlet 11 and a liquid outlet 12, the liquid inlet 11 can be detachably communicated with the texturing liquid cavity 200, and the liquid outlet 12 can be detachably communicated with the texturing cavity 300.
As shown in fig. 3, the heating part 20 includes a conductive connecting member 21 and an electric heating member 22 connected to each other; the conductive connecting piece 21 is fixed on the heating cavity 10 in a penetrating way; the surface of the electric heating element 22 is laminated with a heat insulation layer 23 and an anticorrosive layer 24, the heat insulation layer 23 is made of asbestos, the thickness of the heat insulation layer is 5mm, and the anticorrosive layer 24 is made of polytetrafluoroethylene.
In this embodiment, the texturing liquid cavity 200 and the texturing cavity 300 are respectively and independently connected to the heating cavity 10 through the driving pump 500; the liquid inlet 11 is provided with a flow regulating valve so as to timely regulate the flow speed of the inlet liquid according to the flow of the treatment liquid required by the process; the surface of the heating cavity 10 is provided with a temperature monitor in a penetrating manner, so that the temperature value of the treatment fluid inside the heating cavity 10 can be monitored in real time, and the heating power of the electric heating element 22 can be adjusted timely according to the temperature value.
In this embodiment, the electric heating element 22 is an electric heating rod, the direction of the electric heating rod is consistent with the long axis direction of the heating cavity 10, and the length of the electric heating rod accounts for 4/5 of the total height of the heating cavity 10.
Example 4
In this embodiment, as shown in fig. 4, the electric heating element 22, the thermal insulation layer 23, and the corrosion-resistant layer 24 are made of flexible materials and can be bent and disposed in the heating cavity 10, so as to increase the contact area between the treatment liquid and the heating element 20 and improve the heating effect, and other structures and conditions are the same as those in embodiment 1, and therefore are not described herein again.
Example 5
The present embodiment provides a photovoltaic cell manufacturing apparatus, except that the thickness of the thermal insulation layer 23 is changed to 0.5mm, and the rest of the structure and conditions are the same as those in embodiment 1, and therefore, the details are not described herein.
Compared with embodiment 1, the thickness of the thermal insulation layer 23 of the present embodiment is too low, so that the thermal insulation effect of the thermal insulation layer 23 is not obvious, and the corrosion-resistant layer 24 on the outer layer is easily damaged by high temperature.
Example 6
The present embodiment provides a photovoltaic cell manufacturing apparatus, except that the thickness of the thermal insulation layer 23 is changed to 11mm, and the rest of the structure and conditions are the same as those in embodiment 1, and therefore, the details are not described herein.
Compared with embodiment 1, the thickness of the thermal insulation layer 23 in this embodiment is too high, and the heat generated by the electric heating element 22 cannot be effectively conducted to the treatment solution, so that the heating efficiency is lower than that in embodiment 1.
Example 7
As shown in fig. 5, in this embodiment, a separation preventing layer 25 is provided on the surface of the electric heating element 22, and an anticorrosive layer 24 is further provided on the separation preventing layer 25. The one side of anticreep layer 25 can well combine with electric heat piece 22, and the another side of anticreep layer 25 can well combine with anticorrosive coating 24 for anticorrosive coating 24 can be attached to on anticreep layer 25 better, and anticreep layer 25 can be attached to on electric heat piece 22 better, avoids anticorrosive coating 24 to drop. For example, the anti-slip layer 25 includes polyphenylene sulfide and polyethylene, and the corrosion prevention layer 24 includes high-density polyethylene. When the corrosion-resistant layer 24 is not easy to fall off, the heat-insulating layer 23 can be omitted. In other embodiments, the anti-dropping layer 25 may be the heat-insulating layer 23, or may be an additional layer disposed outside the heat-insulating layer 23.
Compared with the present embodiment, in the prior art, usually, the anti-corrosion layer 24 is directly disposed on the surface of the electric heating element 22, the electric heating element 22 is made of a metal material, and the anti-corrosion layer 24 is made of a non-metal material, so that the difference in material properties between the electric heating element and the anti-corrosion layer is large, the adhesion of the anti-corrosion layer 24 to the electric heating element 22 is not strong, and the treatment liquid in which the anti-corrosion layer 24 is disposed is mostly acid or alkali, so that the anti-corrosion layer 24 is easily peeled off, the electric heating element 22 which has peeled off the anti-corrosion layer 24 is easily corroded, and the anti-corrosion layer 24 which is peeled off to the treatment liquid can also pollute the treatment liquid.
Comparative example 1
This comparative example provides a photovoltaic cell manufacturing apparatus, except that the heat insulating layer 23 and the anticorrosive layer 24 on the surface of the electric heating member 22 are removed, the remaining structure and conditions are the same as those in example 1, and thus the details are not described herein.
Although this comparative example can achieve immediate heating of the treatment liquid as compared with example 1, the corrosion resistance of the electric heating member 22 is inferior to that of example 1, and the service life of the apparatus is significantly shortened.
Comparative example 2
This comparative example provides a battery plate manufacturing apparatus for heating treatment fluid, except that the treatment fluid heating unit 100 is removed, the heating member 20 therein is transferred to the inside of the texturing fluid cavity 200, and the texturing fluid cavity 200 and the texturing cavity 300 are communicated, so that the texturing fluid cavity 200 can replenish fluid into the texturing cavity 300, and the rest of the structure and conditions are the same as those in embodiment 1, and therefore, no further description is provided here.
Comparative example 3
This comparative example provides a battery plate manufacturing apparatus for heating treatment fluid, except that the treatment fluid heating unit 100 is removed, the heating member 20 therein is transferred to the inside of the texturing cavity 300, and the texturing fluid cavity 200 and the texturing cavity 300 are communicated, so that the texturing fluid cavity 200 can replenish fluid into the texturing cavity 300, and the rest of the structure and conditions are the same as those in embodiment 1, and therefore, no further description is given here.
Compared with example 1, comparative examples 2 to 3 have no treatment solution heating unit and the heating member 20 is directly disposed inside the liquid storage chamber/process chamber, so that immediate heating of the treatment solution cannot be achieved, and the heating efficiency is significantly reduced.
Therefore, the utility model provides a battery piece manufacturing installation can realize the instant-heating to the treatment fluid, through the intercommunication of dismantling between stock solution cavity, heating cavity 10 and the technology cavity, is convenient for handle liquid heating unit 100's dismouting and routine maintenance. In the manufacturing process of the battery piece, the processing liquid flows through the heating cavity 10 and is instantly heated by the electric heating element 22, so that the heating efficiency is improved, and the corrosion prevention layer 24 on the surface of the electric heating element 22 prevents the processing liquid from corroding the electric heating element 22, so that the service life of the device is prolonged.
The applicant states that the above description is only a specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and those skilled in the art should understand that any changes or substitutions easily conceivable by those skilled in the art within the technical scope of the present invention are within the protection scope and the disclosure scope of the present invention.
Claims (10)
1. The photovoltaic cell manufacturing device is characterized by comprising a liquid storage cavity, a treatment liquid heating unit and a process cavity which are sequentially connected;
the treatment liquid heating unit comprises a heating cavity and a heating part arranged in the heating cavity;
a liquid inlet and a liquid outlet are oppositely arranged on the heating cavity, the liquid inlet is detachably communicated with the liquid storage cavity, and the liquid outlet is detachably communicated with the process cavity;
the heating part comprises a conductive connecting piece and an electric heating piece which are connected with each other;
the conductive connecting piece is at least partially arranged outside the heating cavity, and the electric heating piece is at least partially arranged inside the heating cavity.
2. The device for manufacturing the photovoltaic cell slice as claimed in claim 1, wherein the liquid storage cavity, the heating cavity and the process cavity are sequentially communicated through a pipeline, and a driving pump is arranged on the pipeline.
3. The apparatus for manufacturing photovoltaic cell slice as claimed in claim 1, wherein a temperature monitor is disposed through the surface of the heating chamber.
4. The manufacturing device of the photovoltaic cell sheet as claimed in claim 1, wherein the liquid inlet is provided with a flow regulating valve.
5. The photovoltaic cell manufacturing apparatus according to claim 1, wherein the electric heating member includes an electric bar or an electric ribbon.
6. The device for manufacturing a photovoltaic cell sheet according to claim 5, wherein the direction of the electrical bar is consistent with the long axis direction of the heating cavity;
the length of the electric heating rod accounts for 1/3-4/5 of the total height of the heating cavity.
7. The photovoltaic cell manufacturing apparatus according to claim 1, wherein a surface of the electrothermal member is provided with an anticorrosive layer;
the thickness of the anticorrosive coating is 0.2-5mm.
8. The device for manufacturing the photovoltaic cell slice as claimed in claim 7, wherein an anti-delamination layer is further arranged between the electric heating element and the anti-corrosive layer.
9. The device for manufacturing the photovoltaic cell slice as claimed in claim 7, wherein a thermal insulation layer is further arranged between the electric heating element and the anti-corrosion layer.
10. The photovoltaic cell sheet manufacturing apparatus according to claim 9, wherein the thickness of the thermal insulation layer is 1 to 10mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222808074.0U CN218471973U (en) | 2022-10-24 | 2022-10-24 | Photovoltaic cell piece manufacturing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222808074.0U CN218471973U (en) | 2022-10-24 | 2022-10-24 | Photovoltaic cell piece manufacturing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218471973U true CN218471973U (en) | 2023-02-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222808074.0U Active CN218471973U (en) | 2022-10-24 | 2022-10-24 | Photovoltaic cell piece manufacturing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218471973U (en) |
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2022
- 2022-10-24 CN CN202222808074.0U patent/CN218471973U/en active Active
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