CN110767585B - Solar cell coating graphite boat piece and graphite boat - Google Patents
Solar cell coating graphite boat piece and graphite boat Download PDFInfo
- Publication number
- CN110767585B CN110767585B CN201911082017.5A CN201911082017A CN110767585B CN 110767585 B CN110767585 B CN 110767585B CN 201911082017 A CN201911082017 A CN 201911082017A CN 110767585 B CN110767585 B CN 110767585B
- Authority
- CN
- China
- Prior art keywords
- graphite boat
- solar cell
- silicon wafer
- fixedly connected
- boat piece
- 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.)
- Active
Links
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 83
- 229910002804 graphite Inorganic materials 0.000 title claims abstract description 83
- 239000010439 graphite Substances 0.000 title claims abstract description 83
- 239000011248 coating agent Substances 0.000 title claims description 7
- 238000000576 coating method Methods 0.000 title claims description 7
- 230000000694 effects Effects 0.000 claims description 5
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 abstract description 37
- 229910052710 silicon Inorganic materials 0.000 abstract description 37
- 239000010703 silicon Substances 0.000 abstract description 37
- 238000000034 method Methods 0.000 abstract description 7
- 239000007888 film coating Substances 0.000 abstract 2
- 238000009501 film coating Methods 0.000 abstract 2
- 235000012431 wafers Nutrition 0.000 description 27
- 239000000463 material Substances 0.000 description 4
- 238000005299 abrasion Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 229910017053 inorganic salt Inorganic materials 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/673—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere using specially adapted carriers or holders; Fixing the workpieces on such carriers or holders
- H01L21/67303—Vertical boat type carrier whereby the substrates are horizontally supported, e.g. comprising rod-shaped elements
- H01L21/67309—Vertical boat type carrier whereby the substrates are horizontally supported, e.g. comprising rod-shaped elements characterized by the substrate support
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/673—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere using specially adapted carriers or holders; Fixing the workpieces on such carriers or holders
- H01L21/6732—Vertical carrier comprising wall type elements whereby the substrates are horizontally supported, e.g. comprising sidewalls
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/18—Processes or apparatus specially adapted for the manufacture or treatment of these devices or of parts thereof
- H01L31/1804—Processes or apparatus specially adapted for the manufacture or treatment of these devices or of parts thereof comprising only elements of Group IV of the Periodic System
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/547—Monocrystalline silicon PV cells
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Electromagnetism (AREA)
- Photovoltaic Devices (AREA)
Abstract
The invention discloses a graphite boat sheet for solar cell film coating and a graphite boat, relates to the technical field of solar cell film coating, and aims to solve the problems that the surface of a silicon wafer is easily scratched to form scratches and influence the product quality in the film inserting process of a film-coated silicon wafer of an existing solar cell, and the silicon wafer is easily displaced in the film inserting process when the silicon wafer is fixed through electromagnetic force. According to the invention, through the design that the position between the two graphite boat pieces can be adjusted, the surface of the silicon wafer can be prevented from being abraded and scratched by the graphite boat pieces when the silicon wafer is inserted, and meanwhile, the silicon wafer can be limited by the corresponding thickness through the graphite boat pieces, wherein through the design that the pushing cylinder is screwed and connected with the threads on the outer surface of the connecting shaft, the graphite boat pieces can be conveniently pushed outwards through the rotating horizontal movement of the pushing cylinder, so that the distance between the two graphite boat pieces is increased.
Description
Technical Field
The invention relates to the technical field of solar cell coating, in particular to a solar cell coated graphite boat sheet and a graphite boat.
Background
A solar cell is also called a "solar chip" or a "photovoltaic cell", and is a photoelectric semiconductor sheet that directly generates electricity by using sunlight. It can output voltage and generate current under the condition of loop as long as it is illuminated by light meeting a certain illumination condition. The solar cell is a device which directly converts light energy into electric energy through photoelectric effect or photochemical effect, the basic characteristics of the solar cell comprise three basic characteristics of polarity of the solar cell, performance parameters of the solar cell and volt-ampere characteristics of a solar electric environment-friendly cell, the solar cell is mainly based on semiconductor materials, the working principle is that photoelectric materials absorb light energy to generate photoelectric conversion reaction, the solar cell can be divided into a silicon solar cell, a cell taking multi-component compounds such as inorganic salt and the like as materials, a nanocrystalline solar cell and the like according to different materials, a solar cell coated graphite boat sheet and a graphite boat are box-packed containers for assembling solar silicon wafers, when the coated silicon wafers of the existing solar cell are inserted into the graphite boat, because the space between the graphite boat sheets is small, in the process of inserting the silicon chip, the surface of the silicon chip is easily scratched to form scratches, so that the quality of the product is influenced.
For example, the publication No. CN106637141B discloses a solar cell film-coated graphite boat and a graphite boat, which reduce the friction damage of the silicon wafer caused by the graphite boat when the silicon wafer is inserted, but the graphite boat needs to be electrified to fix the silicon wafer by electromagnetic force, so that the silicon wafer is difficult to be fixed in the process of inserting the silicon wafer, and the silicon wafer is easy to displace in the process of inserting the silicon wafer.
Disclosure of Invention
The invention provides a solar cell film-coated graphite boat piece and a graphite boat, which solve the problems that when a film-coated silicon wafer of an existing solar cell is inserted into the graphite boat, due to the fact that the distance between the graphite boat pieces is small, the surface of the silicon wafer is easily scratched in the film-coated silicon wafer inserting process to form scratches, product quality is affected, and when the silicon wafer is fixed through electromagnetic force, the silicon wafer is easy to displace in the film-coated silicon wafer inserting process.
In order to achieve the purpose, the invention adopts the following technical scheme:
a solar cell coating graphite boat piece comprises a graphite boat piece body, wherein the graphite boat piece body is provided with a plurality of fixing sleeves, the outer surface of each single graphite boat piece body is fixedly connected with a fixing sleeve, a connecting shaft is arranged between every two adjacent graphite boat piece bodies, two ends of each connecting shaft are respectively movably sleeved with the fixing sleeves at corresponding positions, the outer surfaces of two ends of each connecting shaft are respectively sleeved with a push cylinder, the inner side surface of each push cylinder is provided with an internal thread, the outer surface of the end part of each connecting shaft is provided with an external thread matched with the internal thread, the surface of the end part of each push cylinder is fixedly connected with a limiting column, the outer surface of each fixing sleeve is provided with a limiting ring groove matched with the end part of the corresponding limiting column, one end of each limiting column is internally provided with a spring groove, the internal activity of each spring groove is sleeved with a limiting tip, and the inner part of each spring groove is fixedly connected with a guide column, the outer surface of the guide post is sleeved with a limiting spring, and a guide groove matched with the guide post is formed in the limiting tip.
Preferably, the inside of fixed sleeve is provided with the extension spring, the one end of extension spring and fixed sleeve's inner wall fixed connection, the other end of extension spring and the tip fixed surface of connecting axle are connected.
Preferably, one end of the limiting spring is fixedly connected with the bottom surface of the limiting tip, and the other end of the limiting spring is fixedly connected with the bottom surface of the spring groove.
Preferably, one side of the outer surface of the limit pin is fixedly connected with a push rod, and one end of the push rod penetrates through the outer surface of the push cylinder.
The utility model provides a solar cell coating film graphite boat, includes graphite boat body, graphite boat body is formed by connecting a plurality of graphite boat piece body side by side.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention can avoid the abrasion and scratch of the graphite boat piece on the surface of the silicon wafer when the silicon wafer is inserted through the position adjustable design between the two graphite boat pieces, and can limit the silicon wafer by the corresponding thickness through the graphite boat piece,
2. the invention is convenient to push the graphite boat pieces outwards through the rotating horizontal movement of the push cylinder by the screw thread screwing connection design of the push cylinder on the outer surface of the connecting shaft, thereby increasing the distance between the two graphite boat pieces,
3. according to the invention, through the design of the limiting column, the limiting ring groove and the limiting pin, the connection stability between the pushing cylinder and the fixing sleeve is increased conveniently, so that the connection stability between the two graphite boat pieces is increased.
4. The invention is convenient to remove the limit connection between the push cylinder and the fixed sleeve by the design of the push rod, thereby removing the limit connection between the two graphite boat pieces.
5. The invention is convenient for the guide movement of the limit pin in the spring groove through the design of the guide groove and the guide column.
Drawings
FIG. 1 is a schematic diagram of a front view structure of a solar cell coated graphite boat sheet and a graphite boat according to the present invention;
FIG. 2 is a schematic diagram of a solar cell coated graphite boat piece and a connection between two graphite boat pieces of a graphite boat according to the present invention;
fig. 3 is an enlarged schematic view of a part of the structure of the solar cell coated graphite boat and the graphite boat shown in fig. 2.
In the figure: the graphite boat comprises a graphite boat body 1, a graphite boat sheet body 2, a connecting shaft 3, a fixing sleeve 4, a tension spring 5, a pushing cylinder 6, a limiting column 7, a limiting ring groove 8, a spring groove 9, a limiting spring 10, a guide column 11, a limiting tip 12, a guide groove 13 and a push rod 14.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-3, a solar cell coated graphite boat piece comprises a graphite boat piece body 2, wherein the graphite boat piece body 2 is provided with a plurality of graphite boat piece bodies, the outer surface of each graphite boat piece body 2 is fixedly connected with a fixing sleeve 4, a connecting shaft 3 is arranged between two adjacent graphite boat piece bodies 2, and two ends of each connecting shaft 3 are respectively movably sleeved with the fixing sleeves 4 corresponding to the positions.
In this embodiment, the inside of fixing sleeve 4 is provided with extension spring 5, and the one end of extension spring 5 and the inner wall fixed connection of fixing sleeve 4, the other end of extension spring 5 and the tip fixed surface of connecting axle 3 are connected.
In this embodiment, the outer surfaces of the two ends of the connecting shaft 3 are respectively sleeved with the push cylinder 6, the inner side surface of the push cylinder 6 is provided with an internal thread, and the outer surface of the end part of the connecting shaft 3 is provided with an external thread matched with the internal thread.
In this embodiment, the end surface of the pushing cylinder 6 is fixedly connected with a limiting column 7, and the outer surface of the fixing sleeve 4 is provided with a limiting ring groove 8 matched with the end of the limiting column 7.
In this embodiment, spring groove 9 has been seted up to the one end inside of spacing post 7, and spacing tip 12 has been cup jointed in the inside activity of spring groove 9, the inside fixedly connected with guide post 11 of spring groove 9, the inside of spacing tip 12 seted up with guide post 11 assorted guide way 13.
In this embodiment, the outer surface of the guide post 11 is sleeved with a limiting spring 10, one end of the limiting spring 10 is fixedly connected with the bottom surface of the limiting tip 12, and the other end of the limiting spring 10 is fixedly connected with the bottom surface of the spring groove 9.
In this embodiment, a push rod 14 is fixedly connected to one side of the outer surface of the limit pin 12, and one end of the push rod 14 penetrates through the outer surface of the push cylinder 6.
The utility model provides a solar cell coating film graphite boat, includes graphite boat body 1, and graphite boat body 1 is formed by connecting side by side a plurality of graphite boat piece body 2.
In the embodiment, when a silicon wafer is inserted between two graphite boat body 2, the pushing cylinder 6 is pushed towards the direction of the fixed sleeve 4 by screwing the threads, so that the distance value between the two graphite boat body 2 is increased, then the silicon wafer is inserted into the pushing cylinder 6 and then reversely rotated, when the pushing cylinder 6 is reset and moved, the graphite boat body 2 at two sides are mutually closed by the tension spring 5 through elastic contraction, meanwhile, the pushing cylinder 6 and the fixed sleeve 4 are closed, so that the limit column 7 is mutually clamped with the limit ring groove 8 on the fixed sleeve 4, the limit tip 12 is clamped at the inner wall edge of the limit ring groove 8 under the thrust action of the limit spring 10, thereby increasing the connection stability between the fixed sleeve 4 and the pushing cylinder 6, when the silicon wafer is disassembled, only the push rod 14 needs to be pressed downwards, the limit tip 12 is driven by the push rod 14 to be separated from the limit ring groove 8, so that the fixed sleeve 4 can be separated from the pushing cylinder 6, through the mode, friction of the graphite boat piece body 2 on the surface of the silicon wafer when the silicon wafer is inserted can be avoided, and meanwhile, the position of the silicon wafer can be limited by the corresponding thickness through the graphite boat piece body 2.
The invention can avoid the abrasion and scratch of the graphite boat piece on the surface of the silicon wafer when the silicon wafer is inserted through the position adjustable design between the two graphite boat pieces, and can limit the silicon wafer by the corresponding thickness through the graphite boat piece, wherein, the design of the thread screwing connection of the push cylinder on the outer surface of the connecting shaft is convenient for pushing the graphite boat sheet outwards through the rotating horizontal movement of the push cylinder, thereby increasing the distance between the two graphite boat pieces, being convenient for increasing the connection stability between the push cylinder and the fixed sleeve through the design of the limit post, the limit ring groove and the limit pin, thereby increasing the connection stability between the two graphite boat pieces, facilitating the release of the limit connection between the push cylinder and the fixed sleeve by the design of the push rod, thereby the spacing connection between two graphite boat pieces is relieved, through the design of guide way and guide post, the guide of the spacing tip in the spring inslot of being convenient for removes.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.
Claims (4)
1. A solar cell coating graphite boat piece comprises a graphite boat piece body (2) and is characterized in that the graphite boat piece body (2) is provided with a plurality of graphite boat piece bodies (2) which are connected side by side to form a graphite boat body (1), the outer surface of each graphite boat piece body (2) is fixedly connected with a fixing sleeve (4), a connecting shaft (3) is arranged between every two adjacent graphite boat piece bodies (2), two ends of each connecting shaft (3) are movably sleeved with the fixing sleeves (4) at corresponding positions respectively, the outer surfaces of two ends of each connecting shaft (3) are sleeved with a push cylinder (6), the inner side surface of each push cylinder (6) is provided with an internal thread, the outer surface of the end part of each connecting shaft (3) is provided with an external thread matched with the internal thread, and the surface of the end part of each push cylinder (6) is fixedly connected with a limit column (7), spacing annular (8) of tip assorted with spacing post (7) is seted up to the surface of fixed sleeve (4), spring groove (9) have been seted up to the one end inside of spacing post (7), spacing tip (12) have been cup jointed in the inside activity of spring groove (9), the inside fixedly connected with guide post (11) in spring groove (9), spacing spring (10) have been cup jointed to the surface of guide post (11), the inside of spacing tip (12) seted up with guide post (11) assorted guide groove (13).
2. The solar cell coated graphite boat piece as claimed in claim 1, wherein a tension spring (5) is arranged inside the fixing sleeve (4), one end of the tension spring (5) is fixedly connected with the inner wall of the fixing sleeve (4), and the other end of the tension spring (5) is fixedly connected with the end surface of the connecting shaft (3).
3. The solar cell coated graphite boat piece as claimed in claim 1, wherein one end of the limiting spring (10) is fixedly connected with the bottom surface of the limiting pin (12), and the other end of the limiting spring (10) is fixedly connected with the bottom surface of the spring groove (9).
4. The solar cell coated graphite boat piece as claimed in claim 1, wherein a push rod (14) is fixedly connected to one side of the outer surface of the limit pin (12), and one end of the push rod (14) penetrates through the outer surface of the push cylinder (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911082017.5A CN110767585B (en) | 2019-11-07 | 2019-11-07 | Solar cell coating graphite boat piece and graphite boat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911082017.5A CN110767585B (en) | 2019-11-07 | 2019-11-07 | Solar cell coating graphite boat piece and graphite boat |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110767585A CN110767585A (en) | 2020-02-07 |
| CN110767585B true CN110767585B (en) | 2022-05-24 |
Family
ID=69336460
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911082017.5A Active CN110767585B (en) | 2019-11-07 | 2019-11-07 | Solar cell coating graphite boat piece and graphite boat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110767585B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116732501B (en) * | 2023-08-09 | 2023-10-10 | 福建福碳新材料科技有限公司 | Support boat foot for isostatic pressure graphite boat for third-generation semiconductor |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08130238A (en) * | 1994-11-01 | 1996-05-21 | Sony Corp | Wafer housing |
| KR20130015621A (en) * | 2011-08-04 | 2013-02-14 | 임충기 | Clearance adjusting cassette for substrate |
| CN204281325U (en) * | 2014-11-27 | 2015-04-22 | 湖南东博墨烯科技有限公司 | A kind of shaped platform being suitable for graphene growth |
| CN204348695U (en) * | 2015-02-09 | 2015-05-20 | 浙江晶科能源有限公司 | A kind of graphite boat of unequal-interval boat sheet |
| CN107299334A (en) * | 2017-08-14 | 2017-10-27 | 通威太阳能（安徽）有限公司 | A kind of graphite boat of adjustable thickness and spacing |
| CN207826496U (en) * | 2018-01-20 | 2018-09-07 | 江苏金海星导航科技有限公司 | A kind of ship anti-collision protective device |
| CN208738199U (en) * | 2018-06-20 | 2019-04-12 | 深圳市拉普拉斯能源技术有限公司 | A kind of electrode structure of novel achievable double-sided coating |
-
2019
- 2019-11-07 CN CN201911082017.5A patent/CN110767585B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08130238A (en) * | 1994-11-01 | 1996-05-21 | Sony Corp | Wafer housing |
| KR20130015621A (en) * | 2011-08-04 | 2013-02-14 | 임충기 | Clearance adjusting cassette for substrate |
| CN204281325U (en) * | 2014-11-27 | 2015-04-22 | 湖南东博墨烯科技有限公司 | A kind of shaped platform being suitable for graphene growth |
| CN204348695U (en) * | 2015-02-09 | 2015-05-20 | 浙江晶科能源有限公司 | A kind of graphite boat of unequal-interval boat sheet |
| CN107299334A (en) * | 2017-08-14 | 2017-10-27 | 通威太阳能（安徽）有限公司 | A kind of graphite boat of adjustable thickness and spacing |
| CN207826496U (en) * | 2018-01-20 | 2018-09-07 | 江苏金海星导航科技有限公司 | A kind of ship anti-collision protective device |
| CN208738199U (en) * | 2018-06-20 | 2019-04-12 | 深圳市拉普拉斯能源技术有限公司 | A kind of electrode structure of novel achievable double-sided coating |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110767585A (en) | 2020-02-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110767585B (en) | Solar cell coating graphite boat piece and graphite boat | |
| WO2007087343A3 (en) | Solar modules with tracking and concentrating features | |
| CN210444214U (en) | Supporting device for solar photovoltaic power generation | |
| EP2738581A3 (en) | Concentrating solar power apparatus having mirror coating and anti-soiling coating | |
| CN202977445U (en) | Angle-adjustable external wall installing support for photovoltaic assembly | |
| CN208044168U (en) | One kind being based on mechanical compensation varifocus objective group vision light source | |
| CN214560246U (en) | Clamping device is used in processing of new forms of energy lithium ion battery | |
| CN201118470Y (en) | Efficient solar conversion device | |
| CN215773026U (en) | Photovoltaic power generation device suitable for desert area | |
| CN205309365U (en) | Three -jaw chuck's adjustable jack catch | |
| RU202039U1 (en) | Solar tracker | |
| CN204332974U (en) | Metal electrode for solar cell | |
| CN204156543U (en) | Embedded in mobile phone formula solar charger | |
| TWM464624U (en) | Solar energy efficiency increasing module and solar tracking system thereof | |
| CN209963982U (en) | New forms of energy photovoltaic cell board convenient to dismantle | |
| CN215990657U (en) | Amorphous silicon solar cell panel with antireflection film | |
| CN207218346U (en) | A kind of solar charging electric chair | |
| CN213125897U (en) | PERC battery piece that conversion efficiency is high | |
| CN220421752U (en) | Folding solar photovoltaic power generation equipment | |
| CN204068840U (en) | A kind of slidingtype solar power generation group unit | |
| CN215072275U (en) | Photovoltaic module with high power generation performance | |
| CN204262373U (en) | A kind of clamping device with blanking stopping means | |
| CN212935832U (en) | Multifunctional solar photovoltaic panel assembly | |
| CN208460728U (en) | The gaily decorated basket fixes device | |
| CN210822664U (en) | Unmanned survey ship of water course |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |