CN220420534U - Quartz boat inserting sheet structure for solar cell - Google Patents
Quartz boat inserting sheet structure for solar cell Download PDFInfo
- Publication number
- CN220420534U CN220420534U CN202321745696.1U CN202321745696U CN220420534U CN 220420534 U CN220420534 U CN 220420534U CN 202321745696 U CN202321745696 U CN 202321745696U CN 220420534 U CN220420534 U CN 220420534U
- Authority
- CN
- China
- Prior art keywords
- conveyor
- quartz boat
- silicon wafer
- frame
- solar cell
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 title claims abstract description 98
- 239000010453 quartz Substances 0.000 title claims abstract description 87
- 235000012431 wafers Nutrition 0.000 claims abstract description 64
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 59
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 59
- 239000010703 silicon Substances 0.000 claims abstract description 59
- 235000012239 silicon dioxide Nutrition 0.000 description 72
- 238000009792 diffusion process Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000000377 silicon dioxide Substances 0.000 description 3
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000002834 transmittance Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000004063 acid-resistant material Substances 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- QZPSXPBJTPJTSZ-UHFFFAOYSA-N aqua regia Chemical compound Cl.O[N+]([O-])=O QZPSXPBJTPJTSZ-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 229910001120 nichrome Inorganic materials 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 238000011179 visual inspection Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Abstract
The utility model relates to a quartz boat inserting sheet structure for a solar cell, which comprises a frame, wherein a silicon wafer conveying mechanism, a quartz boat inserting sheet mechanism and a finished product conveying mechanism are sequentially arranged on the frame according to the conveying direction of silicon wafers; the silicon wafer conveying mechanism comprises a conveyor I and a limiting plate I; the quartz boat inserting mechanism comprises a conveyor II, a lifting mechanism and a limiting plate II; the finished product conveying mechanism comprises a conveyor III and a limiting plate III; the silicon wafer conveying mechanism of the wafer inserting mechanism can convey silicon wafers to the conveyor II of the silicon wafer inserting mechanism and enter the silicon wafer boat on the conveyor II, the conventional manual wafer inserting operation is not adopted, labor force is reduced, productivity is improved, along with the extension of the telescopic end of the lifting mechanism, the silicon wafer boat on the conveyor II is lifted, a subsequent silicon wafer can be inserted into other jacks for accommodating the silicon wafer on the silicon wafer boat, and therefore all jacks on the silicon wafer boat are inserted, so that the silicon wafer inserting mechanism is reasonable in structural design.
Description
Technical Field
The utility model relates to the technical field of quartz boat inserting equipment, in particular to a quartz boat inserting structure for a solar cell.
Background
Quartz boat is also called quartz glass, which is prepared by high-temperature melting of silica-containing substances such as crystal and silica dioxide. The silicon dioxide content is much higher than that of common glass, and the silicon dioxide content of the common quartz glass is 99.999 percent. The quartz glass has excellent optical properties, and has particularly good visible light transmittance and ultraviolet and infrared light transmittance. Quartz glass is a good acid-resistant material, except hydrofluoric acid and hot phosphoric acid with the temperature of more than 300 ℃, can resist corrosion of sulfuric acid, nitric acid, hydrochloric acid, aqua regia, neutral salts, carbon, sulfur and the like at high temperature, has chemical stability which is 30 times that of acid-resistant ceramics, 150 times that of nichrome and ceramics, has high temperature resistance and thermal shock resistance, and has a particularly small thermal expansion coefficient;
when the solar cell is produced, the silicon wafer is commonly used as an important part of the solar cell, when the silicon wafer is processed, the silicon wafer is required to be placed on a quartz boat, the quartz boat carrying the silicon wafer is pushed onto a conveying belt of a diffusion furnace and is conveyed into the diffusion furnace for heating, however, when the silicon wafer is diffused, the silicon wafer is manually inserted on the quartz boat, and then the quartz boat is placed on the conveying belt of the diffusion furnace; however, the manual inserting sheet is time-consuming and labor-consuming and has low efficiency; therefore, it is important to improve the efficiency of the wafer inserting and the productivity.
Disclosure of Invention
The utility model aims to solve the technical problem of providing the quartz boat insert structure for the solar cell, which can insert silicon wafers into a quartz boat, reduce the labor force of manual insert and improve the diffusion operation efficiency of the silicon wafers.
The technical problem to be solved by the utility model is realized by the following technical scheme that the quartz boat insert structure for the solar cell comprises a frame, wherein a silicon wafer conveying mechanism, a quartz boat insert structure and a finished product conveying mechanism are sequentially arranged on the frame according to the silicon wafer conveying direction;
the silicon wafer conveying mechanism comprises a conveyor I and a limiting plate I; the conveyor I is arranged on the frame; the limiting plates I are arranged on the frames on two sides of the conveyor I so as to limit the silicon wafers on the conveyor I;
the quartz boat inserting sheet structure comprises a conveyor II, a lifting mechanism and a limiting plate II; the conveyor II is arranged on a frame at the discharge end of the conveyor I so as to bear the silicon wafer on the conveyor I; the lifting mechanism is arranged between the frame and the conveyor II, the mounting end of the lifting mechanism is fixedly connected with the frame, and the telescopic end of the lifting mechanism is fixedly connected with the bottom of the conveyor II; the limiting plates II are arranged on two sides of the conveyor II so as to limit the quartz boat on the conveyor II;
the finished product conveying mechanism comprises a conveyor III and a limiting plate III; the conveyor III is arranged on a frame at the discharge end of the conveyor II so as to support the quartz boat on the conveyor II; the limiting plates III are arranged on the frames on two sides of the conveyor III, so that the quartz boat on the conveyor III is limited.
Preferably, the bottom of the conveying mechanism II is fixedly provided with a support bracket, and the telescopic end of the lifting mechanism is fixedly connected with the support bracket.
Preferably, the limiting plate II is fixedly arranged on the supporting brackets at two sides of the conveyor II.
Preferably, quartz boat initial position reference rods are vertically and fixedly arranged on the support brackets, and are positioned at the left side and the right side of the conveying direction of the conveyor II.
Preferably, a device cabin for placing the electric components is arranged in the frame, and a switch door for closing the device cabin is arranged on the side wall of the vertical face of the frame.
Preferably, the bottom of the frame is fixedly provided with a plurality of supporting legs for supporting the frame.
Preferably, the lifting mechanism is a triaxial cylinder.
Compared with the prior art, the utility model has the beneficial technical effects that:
(1) The silicon wafer conveying mechanism of the inserting sheet structure can convey silicon wafers to the conveyor II of the quartz boat inserting sheet structure and enter the quartz boat on the conveyor II, the traditional manual inserting sheet operation is not adopted, the labor force is reduced, the productivity is improved, and along with the extension of the telescopic end of the lifting mechanism, the quartz boat on the conveyor II is lifted, so that a subsequent silicon wafer can be inserted into other jacks used for accommodating the silicon wafers on the quartz boat, and all jacks on the quartz boat are inserted with silicon wafers, so that the structure design is reasonable;
(2) Limiting plates I, II and III positioned on two sides of the conveyor I, II and III can limit the conveying track of the silicon wafer and the quartz boat respectively, prevent the silicon wafer and the quartz boat from being separated from the conveyor I, II and III during conveying, and have strong adaptability.
Drawings
FIG. 1 is a schematic diagram of a front view of a wafer structure before insertion;
FIG. 2 is a schematic diagram showing the structure of the insert sheet when a silicon wafer is inserted into a quartz boat;
fig. 3 is a schematic diagram of a front view of the structure of the insert when the quartz boat completes the insert operation.
In the figure: 1. a frame; 2. a conveyor I; 3. limiting plate I; 4. a conveyor II; 5. a conveyor III; 6. a lifting mechanism; 7. a limiting plate II; 8. a silicon wafer; 9. a quartz boat; 10. a quartz boat initial position reference rod; 11. opening and closing a door; 12. a support leg; 13. limiting plate III.
Detailed Description
Specific embodiments of the utility model will be further described below with reference to the accompanying drawings, in order to facilitate a further understanding of the utility model by those skilled in the art, without limiting the scope of the claims thereto.
1, referring to fig. 1-3, a quartz boat insert structure for a solar cell, the insert structure comprises a frame 1, wherein the frame 1 can be formed by constructing and welding sectional materials, the size specification of the frame 1 can be selected according to the use requirement, and a silicon wafer conveying mechanism, a quartz boat insert structure and a finished product conveying mechanism are sequentially arranged on the frame 1 according to the silicon wafer conveying direction;
the silicon wafer conveying mechanism comprises a conveyor I2 and a limiting plate I3; the conveyor I2 is arranged on the frame 1, the conveyor I2, the conveyor II 4 and the conveyor III 5 can be belt conveyors, and the type structure of the belt conveyors can be selected according to the use requirement; the limiting plates I3 are arranged on the frames 1 on two sides of the conveyor I2, so that silicon wafers on the conveyor I2 are limited, the limiting plates I3 are formed into a square plate mounting structure, two limiting plates I3 are arranged, and the two limiting plates I3 are arranged on two sides of the conveyor I2 in parallel;
the quartz boat inserting structure comprises a conveyor II 4, a lifting mechanism 6 and a limiting plate II 7; the conveyor II 4 is arranged on the frame 1 at the discharge end of the conveyor I2, so as to bear the silicon wafer 8 on the conveyor I2; the lifting mechanism 6 is arranged between the frame 1 and the conveyor II 4, the installation end of the lifting mechanism 6 is fixedly connected with the frame 1, and the telescopic end of the lifting mechanism is fixedly connected with the bottom of the conveyor II 4; the limiting plates II 7 are arranged on two sides of the conveyor II 4 so as to limit the quartz boat 9 on the conveyor II 4, the limiting plates II 7 are formed into a square plate mounting structure, two limiting plates II 7 are arranged, and the two limiting plates II 7 are arranged on two sides of the conveyor II 4 in parallel;
the finished product conveying mechanism comprises a conveyor III 5 and a limiting plate III 13; the conveyor III 5 is arranged on the frame 1 at the discharge end of the conveyor II 4 so as to support the quartz boat 9 on the conveyor II 4; limiting plates III 13 set up in frame 1 of conveyer III 5 both sides to this carries out spacingly to the quartz boat 9 on the conveyer III 5, limiting plates III 13 form into roughly square board dress structure, limiting plates III 13 are provided with two, two limiting plates III 13 parallel arrangement are in the both sides of conveyer III 5.
In embodiment 1, the silicon wafers 8 can be supplied to the conveyor i 2 by an external device, such as a manipulator in the prior art or a manual manner, the external silicon wafers 8 are placed on the conveyor i 2 at intervals without interruption, after the quartz boat 9 is fully loaded with the silicon wafers 8, the quartz boat 9 can be conveyed to the conveyor iii 5 by the conveyor ii 4, and the insertion operation in the process does not need manual intervention, and only the quartz boat 9 fully loaded with the silicon wafers 8 needs to be manually removed from the conveyor iii 5.
In embodiment 2, in the quartz boat insert structure for a solar cell according to embodiment 1, a support bracket is fixedly mounted at the bottom of the conveying mechanism ii, the support bracket is formed into a substantially square frame, the conveyor ii 4 is fixed on the top end of the square frame, and the telescopic end of the lifting mechanism 6 is fixedly connected with the support bracket.
In example 2, it should be noted that, in the initial state, when the quartz boat 9 in the horizontal state, i.e., the notch, faces the conveyor i 2, the notch of the uppermost one of the quartz boats 9 is flush with the top surface of the conveyor i 2, so that the silicon wafer 8 on the conveyor i 2 can directly enter the notch of the quartz boat 9, and all the notches are inserted into the silicon wafer 8 as the telescopic end of the lifting mechanism 6 is continuously lifted.
Embodiment 3, embodiment 2 a quartz boat inserted sheet structure for solar cell, limiting plate II 7 fixed mounting on the support bracket of conveyer II 4 both sides, limiting plate II 7 perpendicular fixation is on the support bracket.
Embodiment 4, in the structure of the quartz boat insert for a solar cell according to embodiment 2, the quartz boat initial position reference rod 10 is vertically and fixedly mounted on the support bracket, the quartz boat initial position reference rod 10 is located at the left and right sides of the conveying direction of the conveyor ii 4, and the quartz boat initial position reference rod 10 is a rod member vertically disposed.
In embodiment 4, the quartz boat initial position reference rod 10 is designed in such a manner that when arranging the quartz boat 9, only the quartz boat 9 to be inserted is required to be horizontally placed on the conveyor ii 4, and the rear end portion of the quartz boat 9, i.e., the end portion far from the notch, is made to abut against the quartz boat initial position reference rod 10, and only visual inspection by human eyes is required without being very precise.
Embodiment 5, embodiment 1 of a quartz boat insert structure for solar cells, in which a device cabin for placing electrical components is formed in a frame 1, the device cabin is formed into a substantially square cabin body, a switch door 11 for closing the device cabin is mounted on a side wall of a vertical face of the frame 1, and the switch door 11 may be formed into a substantially square door frame structure.
In embodiment 6, in the quartz boat insert structure for a solar cell according to embodiment 1, a plurality of supporting legs 12 for supporting the frame 1 are fixedly installed at the bottom of the frame 1, and the supporting legs 12 may be formed into a substantially square structure.
In embodiment 7, the quartz boat insert structure for solar cells in embodiment 1, the lifting mechanism 6 is a three-axis cylinder, or an electric cylinder or a hydraulic cylinder may be used, and the utility model is not limited to this type of telescopic mechanism.
The quartz boat insert sheet structure for the solar cell is characterized in that when in use:
(1) Feeding a quartz boat: the quartz boat 9 is placed on the conveyor II 4, the quartz boat 9 is kept flat, namely, a socket on the quartz boat is oriented to the conveyor I2, one end of the quartz boat 9 far away from the notch is kept close to the quartz boat initial position reference rod 10, and the feeding position of the quartz boat 9 is visually detected by human eyes, so that the quartz boat is not required to be quite accurate;
(2) And (3) silicon wafer feeding: the silicon wafer 8 is horizontally placed on the conveyor I2, the conveyor I2 and the conveyor III 5 are started at the same time, at the moment, the conveyor I2 conveys the silicon wafer 8 on the conveyor I2 into the jack on the quartz boat 9 on the conveyor II 4, a photoelectric switch can be arranged on the rack 1 on two sides of the conveyor I2, when the silicon wafer 8 is configured to pass through the photoelectric switch for 3 seconds, the telescopic end of the lifting mechanism 6 is started to lift by 1 unit of distance through an external power supply, and the distance of the 1 unit is the distance between the upper jack and the lower jack of the quartz boat 9, so that the subsequent silicon wafer 8 is conveniently inserted into a new silicon wafer 8 jack until all jacks of the quartz boat 9 are inserted with the silicon wafer 8;
(3) Discharging: when the telescopic end of the lifting mechanism 6 is lifted to the maximum height, the height enables the last socket of the quartz boat 9 to be flush with the conveyor I2, and at the moment, the conveyor II 4 is started by an external power supply, so that the conveyor conveys the quartz boat 9 loaded with the silicon wafers 8, the quartz boat 9 is conveyed to the conveyor III 5, and the inserting operation of one quartz boat 9 can be completed; because the configuration of the electric components by the controller belongs to the conventional technical means of industrial control, the specific use principle and method thereof are not repeated here; repeating the steps (1) to (2)
(3) The process of (2) is completed.
Claims (7)
1. A quartz boat inserted sheet structure for solar cell, its characterized in that: the wafer inserting structure comprises a frame, wherein a silicon wafer conveying mechanism, a quartz boat inserting structure and a finished product conveying mechanism are sequentially arranged on the frame according to the silicon wafer conveying direction;
the silicon wafer conveying mechanism comprises a conveyor I and a limiting plate I; the conveyor I is arranged on the frame; the limiting plates I are arranged on the frames on two sides of the conveyor I so as to limit the silicon wafers on the conveyor I;
the quartz boat inserting sheet structure comprises a conveyor II, a lifting mechanism and a limiting plate II; the conveyor II is arranged on a frame at the discharge end of the conveyor I so as to bear the silicon wafer on the conveyor I; the lifting mechanism is arranged between the frame and the conveyor II, the mounting end of the lifting mechanism is fixedly connected with the frame, and the telescopic end of the lifting mechanism is fixedly connected with the bottom of the conveyor II; the limiting plates II are arranged on two sides of the conveyor II so as to limit the quartz boat on the conveyor II;
the finished product conveying mechanism comprises a conveyor III and a limiting plate III; the conveyor III is arranged on a frame at the discharge end of the conveyor II so as to support the quartz boat on the conveyor II; the limiting plates III are arranged on the frames on two sides of the conveyor III, so that the quartz boat on the conveyor III is limited.
2. The quartz boat tab structure for a solar cell of claim 1, wherein: the bottom of the conveying mechanism II is fixedly provided with a supporting bracket, and the telescopic end of the lifting mechanism is fixedly connected with the supporting bracket.
3. The quartz boat tab structure for a solar cell as claimed in claim 2, wherein: and the limiting plate II is fixedly arranged on the support brackets at two sides of the conveyor II.
4. The quartz boat tab structure for a solar cell as claimed in claim 2, wherein: and quartz boat initial position reference rods are vertically and fixedly arranged on the support brackets and are positioned at the left side and the right side of the conveying direction of the conveyor II.
5. The quartz boat tab structure for a solar cell of claim 1, wherein: the machine frame is internally provided with a device cabin for placing electric components, and the side wall of the vertical face of the machine frame is provided with a switch door for closing the device cabin.
6. The quartz boat tab structure for a solar cell of claim 1, wherein: the bottom of the frame is fixedly provided with a plurality of supporting legs for supporting the frame.
7. The quartz boat tab structure for a solar cell of claim 1, wherein: the lifting mechanism is a triaxial cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321745696.1U CN220420534U (en) | 2023-07-05 | 2023-07-05 | Quartz boat inserting sheet structure for solar cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321745696.1U CN220420534U (en) | 2023-07-05 | 2023-07-05 | Quartz boat inserting sheet structure for solar cell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220420534U true CN220420534U (en) | 2024-01-30 |
Family
ID=89653150
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321745696.1U Active CN220420534U (en) | 2023-07-05 | 2023-07-05 | Quartz boat inserting sheet structure for solar cell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220420534U (en) |
-
2023
- 2023-07-05 CN CN202321745696.1U patent/CN220420534U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |