CN211295127U - High-resistance dense-grid polycrystalline solar cell - Google Patents
High-resistance dense-grid polycrystalline solar cell Download PDFInfo
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- CN211295127U CN211295127U CN202020526453.9U CN202020526453U CN211295127U CN 211295127 U CN211295127 U CN 211295127U CN 202020526453 U CN202020526453 U CN 202020526453U CN 211295127 U CN211295127 U CN 211295127U
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- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 34
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 39
- 229910052709 silver Inorganic materials 0.000 claims description 39
- 239000004332 silver Substances 0.000 claims description 39
- 238000009434 installation Methods 0.000 description 12
- 230000000694 effects Effects 0.000 description 8
- 238000005381 potential energy Methods 0.000 description 8
- 238000007789 sealing Methods 0.000 description 8
- 238000001125 extrusion Methods 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 229910021419 crystalline silicon Inorganic materials 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 238000005215 recombination Methods 0.000 description 1
- 230000006798 recombination Effects 0.000 description 1
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- 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
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Abstract
The utility model discloses a high resistant dense bars polycrystal solar wafer belongs to the solar facilities field, including pedestal and lamellar body, the inside fixed mounting of pedestal has sliding tray A, the inside sliding of sliding tray A has the sliding block, the inside fixed mounting of sliding block left and right sides has screw thread A, the inside fixed mounting of pedestal left and right sides has screw thread B, screw thread A and the inside screw thread B of rotating there is the screw, sliding tray A fixedly connected with is even a A on the sliding block upper end, even A upper end fixed mounting has the lamellar body, the inside fixed mounting of lamellar body upside has the bars groove, bars groove lower extreme internally mounted has the grid line. Through having installed rotation structure, embedded sliding structure and elastic expansion structure, improved the practicality of battery piece.
Description
Technical Field
The utility model relates to a solar facilities technical field especially relates to a high dense bars polycrystal solar wafer.
Background
The existing crystalline silicon solar cell industry technology is mature, however, compared with the conventional energy, the development of the photovoltaic industry is restricted by the relatively high cost and the low photoelectric conversion efficiency, so that the application technology of the solar panel is more and more to eliminate various adverse factors.
Patent CN201920748861.6 discloses a high-resistance dense grid polycrystalline solar cell, which is a development direction of improving photoelectric conversion efficiency of solar cells by increasing the number of main grid lines to reduce series resistance, wherein the high-resistance finger diffusion square resistance is larger, the minority carriers are less on the surface and less in surface recombination, and the short-circuit current is larger, so that the photoelectric conversion efficiency is higher, but since the printing paste of the main grid lines on the front side of the solar cell is generally silver paste, the number of the main grid lines is increased, and the consumption of the silver paste is inevitably increased, so that the production cost of the solar cell is increased, by ensuring the number of the main grid lines, and simultaneously reducing the width of the solar cell on the premise of improving the depth of the main grid lines, thereby increasing the front light-receiving area, enabling the solar cell to collect more current, reducing the series resistance of the cell, and simultaneously utilizing the composite structure of metal wires and silver paste layers, can effectively reduce the consumption of silver paste and save the cost.
The solar cell has the following defects: 1. above-mentioned battery piece need use a large amount of silver thick liquid to fill fixedly when installing the grid line, and the process of filling wastes time and energy, and installs the grid line also inconvenient, has increased the cost, has reduced the practicality of battery piece. 2. The battery piece is needed when being installed on the pedestal.
SUMMERY OF THE UTILITY MODEL
The utility model provides a high-resistance dense grid polycrystal solar cell piece, which aims to adopt an embedded sliding structure and an elastic telescopic structure, when a grid line needs to be installed, silver sheets are manually pushed towards two sides, the silver sheets move towards two sides to drive a long plate with lower side fixed installation to move towards two sides in a grid groove, the long plate moves towards two sides to drive a connecting block B with outer side wall fixed installation to move towards the outside, the connecting block B penetrates through a sealing groove to move towards the outside in the sliding groove B, the connecting block B moves towards the outside to drive a connecting block C with upper and lower side fixed installation at a right end to move towards the outside, the connecting block C moves towards the outside to drive a limiting block to move towards the outside in a limiting groove at the upper side and the lower side, the limiting groove moves towards the outside to extrude a spring, the spring is extruded and contracted to deform, kinetic energy is converted into elastic potential energy, at the moment, loosen the thrust to the silver piece, at this moment, the spring converts elastic potential energy into kinetic energy, it removes to drive the stopper to the inboard in the spacing inslot, thereby the stopper drives even piece B and removes to the grid inslot portion in the seal groove, it removes to the center to drive the long slab, thereby the silver piece that makes grid groove upper end both sides shelters from the grid groove, the silver piece also plays electrically conductive effect simultaneously, also cover the grid groove simultaneously, the effect that the high resistant is sealed has been reached, save the high cost of filling the silver thick liquid to whole grid groove, and the installation of being convenient for more, the practicality of battery piece has been improved.
Through rotating-structure and embedded sliding structure, when needs install the battery piece on the pedestal, with the even piece A of lamellar body downside fixed mounting and the inside fixed mounting's of pedestal sliding tray of lower extreme fixed mounting sliding block alignment, promote the lamellar body from the front to the back, make even piece A and sliding block slide inside sliding tray A to the rear end inside sliding tray A, the front and back end of sliding block aligns the back with sliding tray A's front and back port completely, manual rotating screw, the screw has screw thread and screw A and the inside screw-thread fit of screw B through the outer wall to be cut with, at the inside rotation of screw A and screw B, it is fixed with the pedestal to fix the sliding block, can accomplish the installation, time saving and labor saving, the practicality of battery piece has been improved.
The utility model provides a specific technical scheme as follows:
the utility model provides a high-resistance dense grid polycrystalline solar cell, which comprises a pedestal and a sheet body, wherein a sliding groove A is fixedly arranged in the pedestal, a sliding block slides in the sliding groove A, a screw A is fixedly arranged in the left side and the right side of the sliding block, a screw B is fixedly arranged in the left side and the right side of the pedestal, screws are rotated in the screw A and the screw B, the upper end of the sliding block penetrates through the sliding groove A and is fixedly connected with a connecting block A, the upper end of the connecting block A is fixedly provided with the sheet body, a grid groove is fixedly arranged in the upper side of the sheet body, a grid line is arranged in the lower end of the grid groove, a long plate is movably arranged in the upper end of the grid groove, a silver sheet is fixedly arranged at the upper end of the long plate, sealing grooves are fixedly arranged on the left side wall and the right side wall of the grid groove, a sliding, run through sliding tray B fixed mounting from top to bottom and link piece C even for piece B, the outside fixed mounting in both ends has the spacing groove about sliding tray B, it has the stopper to run through spacing groove fixed mounting from top to bottom even piece C, stopper outer end lateral wall fixed mounting has the spring.
Optionally, the inside fixed mounting of pedestal has sliding tray A, even a A lower extreme fixed mounting have with sliding tray A matched with sliding block, constitute embedded sliding structure.
Optionally, the screw thread is cut on the inner wall of the screw A, the screw thread is cut on the inner wall of the screw B, and the screw thread matched with the screw thread on the inner walls of the screw A and the screw B is cut on the outer wall of the screw to form a rotating structure.
Optionally, the upper end and the lower end of the connecting block C are fixedly provided with limiting blocks, and the upper end and the lower end of the sliding groove B are fixedly provided with limiting grooves matched with the limiting blocks, so that an embedded sliding structure is formed.
Optionally, the outer end of the limiting block is fixedly connected with one end of the spring, and the other end of the spring is fixedly connected to the inner wall of the outer side of the limiting groove to form an elastic telescopic structure.
The utility model has the advantages as follows:
1. the embodiment of the utility model provides a high resistant dense bars polycrystal solar wafer, through embedded sliding structure and elastic expansion structure, when needs install the grid line, manual to both sides promotion silver piece, the silver piece moves to both sides and drives the long slab of downside fixed mounting to move to both sides in the grid groove, the long slab moves to both sides and drives the even piece B of lateral wall fixed mounting to move to the outside, even piece B runs through the seal groove and moves to the outside in sliding tray B, even piece B moves to the outside and drives the even piece C of both sides fixed mounting about the right-hand member to move to the outside, even piece C moves to the outside and drives the stopper to move to the outside in the spacing groove of upper and lower side, the spacing groove moves extrusion spring to the outside, the spring receives extrusion contraction deformation, convert kinetic energy into elastic potential energy, at this moment the outer wall of grid groove upside is opened, place cylindrical rectangular whole grid line and install in grid inslot bottom, loosen the thrust to the silver piece, at this moment, the spring converts elastic potential energy into kinetic energy, it removes to drive the stopper to the inboard in the spacing inslot, thereby the stopper drives even piece B and removes to the grid inslot portion in the seal groove, it removes to the center to drive the long slab, thereby the silver piece that makes grid groove upper end both sides shelters from the grid groove, the silver piece also plays electrically conductive effect simultaneously, also cover the grid groove simultaneously, the effect that the high resistant is sealed has been reached, save the high cost of filling the silver thick liquid to whole grid groove, and the installation of being convenient for more, the practicality of battery piece has been improved.
2. Through rotating-structure and embedded sliding structure, when needs install the battery piece on the pedestal, with the even piece A of lamellar body downside fixed mounting and the inside fixed mounting's of pedestal sliding tray of lower extreme fixed mounting sliding block alignment, promote the lamellar body from the front to the back, make even piece A and sliding block slide inside sliding tray A to the rear end inside sliding tray A, the front and back end of sliding block aligns the back with sliding tray A's front and back port completely, manual rotating screw, the screw has screw thread and screw A and the inside screw-thread fit of screw B through the outer wall to be cut with, at the inside rotation of screw A and screw B, it is fixed with the pedestal to fix the sliding block, can accomplish the installation, time saving and labor saving, the practicality of battery piece has been improved.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic front sectional view of a high-resistance dense-grid multi-crystalline solar cell according to an embodiment of the present invention;
fig. 2 is a schematic diagram of a partially enlarged structure a in fig. 1 of a high-resistance dense-grid multi-crystalline solar cell according to an embodiment of the present invention.
In the figure: 1. a sheet body; 2. connecting blocks A; 3. a pedestal; 4. a sliding groove A; 5. a slider; 6. a screw A; 7. a screw opening B; 8. a screw; 9. a gate trench; 10. a sliding groove B; 11. a sealing groove; 12. connecting the blocks B; 13. a long plate; 14. silver flakes; 15. a limiting groove; 16. connecting blocks C; 17. a limiting block; 18. a spring; 19. a gate line.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The high-resistance dense-grid multi-crystalline solar cell according to the embodiment of the present invention will be described in detail with reference to fig. 1 to 2.
Referring to fig. 1 and 2, a high-resistance dense-grid multi-crystalline solar cell provided by an embodiment of the present invention includes a pedestal 3 and a sheet 1, a sliding groove A4 is fixedly installed inside the pedestal 3, a sliding block 5 is slid inside a sliding groove A4, screw ports a6 are fixedly installed inside left and right sides of the sliding block 5, screw ports B7 are fixedly installed inside left and right sides of the pedestal 3, screws 8 are rotated inside screw ports a6 and screw ports B7, an upper end of the sliding block 5 penetrates through the sliding groove A4 and is fixedly connected with a connecting block a2, the upper end of the connecting block a2 is fixedly installed with the sheet 1, a grid groove 9 is fixedly installed inside an upper side of the sheet 1, a grid line 19 is installed inside a lower end of the grid groove 9, a long plate 13 is movably installed inside an upper end of the grid groove 9, a silver sheet 14 is fixedly installed on an upper end of the long plate 13, sealing grooves 11 are fixedly installed on left and, the left side and the right side of the long plate 13 penetrate through the sealing groove 11 and are connected with a connecting block B12, a connecting block B12 penetrates through the sliding groove B10 from top to bottom and is fixedly provided with a connecting block C16, the outer portions of the upper end and the lower end of the sliding groove B10 are fixedly provided with limiting grooves 15, a connecting block C16 penetrates through the limiting grooves 15 from top to bottom and is fixedly provided with limiting blocks 17, and the side wall of the outer end of each limiting block 17 is fixedly.
Referring to fig. 1 and 2, a sliding groove a4 is fixedly installed inside the pedestal 3, a sliding block 5 matched with the sliding groove a4 is fixedly installed at the lower end of the connecting block a2, forming an embedded sliding structure, when the battery piece is needed to be installed on the pedestal 3, the connecting block A2 fixedly installed on the lower side of the sheet body 1 and the sliding block 5 fixedly installed on the lower end are aligned with the sliding groove 4 fixedly installed in the pedestal 3, the sheet body 1 is pushed from front to back, the connecting block A2 and the sliding block 5 slide in the sliding groove A4 to the back end and enter the sliding groove A4, after the front end and the back end of the sliding block 5 are completely aligned with the front end and the back end of the sliding groove A4, the screw 8 is manually rotated, the screw 8 is matched with the internal threads of the screw A6 and the screw B7 through the cutting of the threads on the outer wall, at the inside rotation of screw A6 and screw B7, fixed with sliding block 5 and pedestal 3, can accomplish the installation, labour saving and time saving has improved the practicality of battery piece.
Referring to fig. 1 and 2, the inner wall of the screw A6 is cut with threads, the inner wall of the screw B7 is cut with threads, the outer wall of the screw 8 is cut with threads matching with the threads of the inner walls of the screw A6 and the screw B7, forming a rotating structure, when the battery piece needs to be installed on the pedestal 3, the connecting block a2 fixedly installed at the lower side of the sheet body 1 and the sliding block 5 fixedly installed at the lower end are aligned with the sliding groove 4 fixedly installed inside the pedestal 3, the sheet body 1 is pushed from front to back, the connecting block a2 and the sliding block 5 slide inside the sliding groove a4 to the back end to enter the sliding groove a4, after the front end and the back end of the sliding block 5 are completely aligned with the front end and the back end of the sliding groove a4, the screw 8 is manually rotated, the screw 8 is matched with the threads inside of the screw A6 and the screw B7 through the outer wall cut with threads, the screw A6 and the inside of the screw B7, the sliding block 5 is, the practicability of the battery piece is improved.
Referring to fig. 1 and 2, the upper end and the lower end of the connecting block C16 are fixedly provided with a limiting block 17, the upper end and the lower end of the sliding groove B10 are both fixedly provided with a limiting groove 15 matched with the limiting block 17, so as to form an embedded sliding structure, when a grid line 19 needs to be installed, the silver sheet 14 is manually pushed to both sides, the silver sheet 14 moves to both sides to drive the long plate 13 fixedly installed at the lower side to move to both sides in the grid groove 9, the long plate 13 moves to both sides to drive the connecting block B12 fixedly installed at the outer side wall to move to the outside, the connecting block B12 penetrates through the sealing groove 11 to move to the outside in the sliding groove B10, the connecting block B12 moves to the outside to drive the connecting block C16 fixedly installed at the upper side and the lower side of the right end to move to the outside, the connecting block C16 moves to the outside to drive the limiting block 17 to move to the, at this moment, the outer wall of the upper side of the grid groove 9 is opened, the whole cylindrical strip grid line 19 is placed and installed at the bottom inside the grid groove 9, the thrust to the silver sheet 14 is loosened, at this moment, the spring 18 converts elastic potential energy into kinetic energy, the limiting block 17 is driven to move inwards in the limiting groove 15, the limiting block 17 drives the connecting block B12 to move inwards the grid groove 9 in the sealing groove 11, the long plate 13 is driven to move towards the center, the silver sheets 14 on the two sides of the upper end of the grid groove 9 shield the grid groove 9, the silver sheets 14 simultaneously play a conductive role, the grid groove 9 is also covered at the same time, the high-density-resistant effect is achieved, the high cost of filling the whole grid groove 9 is saved, resources are saved, the installation is more convenient, and the practicability of the silver paste is improved.
Referring to fig. 1 and 2, the outer end of the stopper 17 is fixedly connected to one end of the spring 18, the other end of the spring 18 is fixedly connected to the inner wall of the outer side of the stopper groove 15 to form an elastic telescopic structure, when the grid line 19 needs to be installed, the silver sheet 14 is manually pushed to both sides, the silver sheet 14 moves to both sides to drive the long plate 13 fixedly installed at the lower side to move to both sides in the grid groove 9, the long plate 13 moves to both sides to drive the connecting block B12 fixedly installed at the outer side wall to move to the outer side, the connecting block B12 penetrates through the sealing groove 11 to move to the inner side of the sliding groove B10 to move to the outer side, the connecting block B12 moves to the outer side to drive the connecting block C16 fixedly installed at the upper side and the lower side of the right end to move to the outer side, the connecting block C16 moves to the outer side to drive the stopper 17 to move to the inner side of the, place the whole piece of columniform rectangular grid line 19 and install in the inside bottom of bars groove 9, loosen the thrust to silver sheet 14, at this moment, spring 18 converts elastic potential energy into kinetic energy, it moves to the inboard in spacing groove 15 to drive stopper 17, thereby stopper 17 drives even piece B12 and moves to bars groove 9 inside in seal groove 11, it moves to the center to drive long board 13, thereby silver sheet 14 that makes bars groove 9 upper end both sides shelters from bars groove 9, silver sheet 14 also plays electrically conductive effect simultaneously, also cover bars groove 9 simultaneously, the effect that the high resistance is dense has been reached, save the high volume cost of filling silver thick liquid to whole bars groove 9, the resource is saved, and the installation of being convenient for more, the practicality of battery piece has been improved.
The embodiment of the utility model provides a high resistant dense bars polycrystal solar wafer, when needs installation grid line 19, manual to both sides promote silver sheet 14, silver sheet 14 moves to both sides and drives downside fixed mounting's long board 13 and moves to both sides in bars groove 9, long board 13 moves to both sides and drives lateral wall fixed mounting's even piece B12 and moves to the outside, even piece B12 runs through seal groove 11 and moves to the outside in sliding tray B10, even piece B12 moves to the outside and drives right-hand member upper and lower both sides fixed mounting's even piece C16 and moves to the outside, even piece C16 moves to the outside and drives stopper 17 and moves to the outside in upper and lower limit groove 15, limit groove 15 moves extrusion spring 18 to the outside, spring 18 receives extrusion shrinkage deformation, convert kinetic energy into elastic potential energy, at this moment bars groove 9 upside outer wall is opened, place cylindrical rectangular grid line 19 whole and install in bars groove 9 inside bottom, when the thrust on the silver sheet 14 is released, the spring 18 converts the elastic potential energy into kinetic energy, and drives the limit block 17 to move inwards in the limit groove 15, so that the limit block 17 drives the connecting block B12 to move towards the inside of the grid groove 9 in the seal groove 11, and drives the long plate 13 to move towards the center, so that the silver sheets 14 on two sides of the upper end of the grid groove 9 shield the grid groove 9, the silver sheets 14 also play a role of conducting electricity, and simultaneously cover the grid groove 9, thereby achieving the effect of high resistance and tightness, saving the high cost of filling silver paste into the whole grid groove 9, saving resources, when a battery sheet needs to be installed on the pedestal 3, aligning the connecting block A2 fixedly installed on the lower side of the sheet body 1 and the sliding block 5 fixedly installed on the lower end to the sliding groove 4 fixedly installed inside the pedestal 3, pushing the sheet body 1 from the front to the back, so that the connecting block A2 and the sliding block 5 slide inside the sliding groove A4 to the rear end and, after the front end and the rear end of the sliding block 5 are completely aligned with the front port and the rear port of the sliding groove A4, the screw 8 is manually rotated, the screw 8 is cut into threads through the outer wall to be matched with the internal threads of the screw A6 and the screw B7, the sliding block 5 and the pedestal 3 are fixed by rotating the screw A6 and the screw B7, and then the installation can be completed.
It is apparent that those skilled in the art can make various changes and modifications to the embodiments of the present invention without departing from the spirit and scope of the embodiments of the present invention. Thus, if such modifications and variations of the embodiments of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (5)
1. The utility model provides a high resistant dense bars polycrystal solar wafer, its characterized in that, the battery piece includes pedestal (3) and lamellar body (1), pedestal (3) inside fixed mounting has sliding tray A (4), sliding tray A (4) inside slides there is sliding block (5), sliding block (5) left and right sides inside fixed mounting has screw socket A (6), pedestal (3) left and right sides inside fixed mounting has screw socket B (7), screw socket A (6) and screw socket B (7) inside rotate there is screw (8), sliding block (5) upper end runs through sliding tray A (4) fixedly connected with link A (2), link A (2) upper end fixed mounting has lamellar body (1), lamellar body (1) upside inside fixed mounting has bars groove (9), bars groove (9) lower extreme internally mounted has grid line (19), grid groove (9) upper end inside movable mounting has long board (13), long board (13) upper end fixed mounting has silver piece (14), grid groove (9) left and right sides wall fixed mounting has seal groove (11), seal groove (11) outside fixed mounting has sliding tray B (10), the long board (13) left and right sides runs through seal groove (11) and is connected with even piece B (12), run through sliding tray B (10) fixed mounting from top to bottom even piece B (12) and have even piece C (16), both ends external fixed mounting has spacing groove (15) about sliding tray B (10), run through spacing groove (15) fixed mounting from top to bottom even piece C (16) and have stopper (17), stopper (17) outer end lateral wall fixed mounting has spring (18).
2. The polycrystalline solar cell plate with the high-resistance dense grid according to claim 1, wherein a sliding groove A (4) is fixedly installed inside the pedestal (3), and a sliding block (5) matched with the sliding groove A (4) is fixedly installed at the lower end of the connecting block A (2) to form an embedded sliding structure.
3. The polycrystalline solar cell sheet with the high-resistance dense grid is characterized in that the inner wall of the screw A (6) is cut with threads, the inner wall of the screw B (7) is cut with threads, and the outer wall of the screw (8) is cut with threads matched with the threads on the inner walls of the screw A (6) and the screw B (7) to form a rotating structure.
4. The high-resistance dense-grid polycrystalline solar cell piece according to claim 1, wherein the upper end and the lower end of the connecting block C (16) are fixedly provided with limit blocks (17), and the upper end and the lower end of the sliding groove B (10) are both fixedly provided with limit grooves (15) matched with the limit blocks (17) to form an embedded sliding structure.
5. The polycrystalline solar cell sheet with the high-resistance dense grid is characterized in that one end of a spring (18) is fixedly connected to the outer end of the limiting block (17), and the other end of the spring (18) is fixedly connected to the inner wall of the outer side of the limiting groove (15) to form an elastic telescopic structure.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020526453.9U CN211295127U (en) | 2020-04-13 | 2020-04-13 | High-resistance dense-grid polycrystalline solar cell |
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| CN202020526453.9U CN211295127U (en) | 2020-04-13 | 2020-04-13 | High-resistance dense-grid polycrystalline solar cell |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112383277A (en) * | 2020-11-11 | 2021-02-19 | 浙江伟伦建材科技有限公司 | Hot spot prevention solar module |
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2020
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112383277A (en) * | 2020-11-11 | 2021-02-19 | 浙江伟伦建材科技有限公司 | Hot spot prevention solar module |
| CN112383277B (en) * | 2020-11-11 | 2022-05-10 | 湖州品创孵化器有限公司 | A kind of anti-hot spot solar module |
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