CN117451790A - Resistivity testing device of solar cell material at high temperature - Google Patents
Resistivity testing device of solar cell material at high temperature Download PDFInfo
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- CN117451790A CN117451790A CN202311552693.0A CN202311552693A CN117451790A CN 117451790 A CN117451790 A CN 117451790A CN 202311552693 A CN202311552693 A CN 202311552693A CN 117451790 A CN117451790 A CN 117451790A
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- solar cell
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- 238000012360 testing method Methods 0.000 title claims abstract description 60
- 239000000463 material Substances 0.000 title claims abstract description 45
- 230000005540 biological transmission Effects 0.000 claims abstract description 25
- 239000000523 sample Substances 0.000 claims abstract description 18
- 230000002457 bidirectional effect Effects 0.000 claims description 15
- 238000010438 heat treatment Methods 0.000 claims description 9
- 238000006243 chemical reaction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 206010035148 Plague Diseases 0.000 description 1
- 241000607479 Yersinia pestis Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000004154 testing of material Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
- G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
- G01N27/041—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a solid body
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S50/00—Monitoring or testing of PV systems, e.g. load balancing or fault identification
- H02S50/10—Testing of PV devices, e.g. of PV modules or single PV cells
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Testing Of Individual Semiconductor Devices (AREA)
- Photovoltaic Devices (AREA)
Abstract
The invention discloses a resistivity testing device of a solar cell material at high temperature, which comprises a workbench, wherein a case is arranged at the central position of the top end of the workbench, a transmission machine body is arranged at the bottom end of the inside of the case, a storage table is arranged on the inner wall of the workbench above the transmission machine body, a solar cell material body is arranged at the central position of the top end of the storage table, a testing circuit board is arranged in the case above the solar cell material body, equidistant probes are arranged at the bottom end of the testing circuit board, a transverse plate is arranged in the case above the testing circuit board, and a lifting driving piece is arranged at the central position of the top end of the case. The invention not only improves the testing precision of the solar cell material body when the testing device is used, reduces the phenomenon that the probe causes pressure loss to the solar cell material body due to higher downward pressure degree, but also improves the convenience when the testing device is used.
Description
Technical Field
The invention relates to the technical field of solar cell material testing, in particular to a resistivity testing device of a solar cell material at a high temperature.
Background
The solar cell material is a bias-free photoelectric conversion device manufactured by utilizing the photovoltaic effect, the photoelectric conversion efficiency is related to the electric property, the thermal property and the like of the photovoltaic device, the research on the property is helpful for improving the quality of the solar cell material, and in order to ensure the photoelectric conversion effect, the resistivity of the photovoltaic device needs to be detected, so that a corresponding testing device needs to be used.
Such testing devices on the market today are not convenient for testing solar cell material bodies in high temperature environments, resulting in difficulty in achieving a given expected testing accuracy, which often plagues people.
Disclosure of Invention
The invention aims to provide a resistivity testing device for a solar cell material at a high temperature, so as to solve the problem that the testing device in the background art is inconvenient to test the solar cell material body in a high-temperature environment.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a resistivity testing arrangement of solar cell material under high temperature, includes the workstation, the central point department at workstation top is equipped with the quick-witted case, the bottom of machine incasement portion is equipped with the transmission organism, be equipped with on the workstation inner wall of transmission organism top and put the thing platform, the central point department of putting thing platform top has placed solar cell material body, the quick-witted incasement portion of solar cell material body top is equipped with test circuit board, test circuit board's bottom is equipped with equidistant probe, test circuit board top's quick-witted incasement portion is equipped with the diaphragm, the central point department at machine case top installs the lift driving piece, the bottom of lift driving piece extends to the inside of quick-witted case and with the top fixed connection of diaphragm, all install the heating pipe on the both inner walls at machine case top, the central point department of machine case surface has the chamber door through hinge swivelling joint, the quick-witted case surface mounting of chamber door top has the temperature meter, quick-witted case surface mounting of temperature meter one side has control panel, the output of control panel inside the singlechip respectively with heating pipe and lift driving piece's input end electric connection's temperature meter, the output of control panel inside the singlechip.
Preferably, a buffer pad is installed at the central position of the bottom end of the transverse plate, and the bottom end of the buffer pad is fixedly connected with the top end of the test circuit board so as to buffer the probes.
Preferably, the corner positions of the bottom ends of the transverse plates are provided with positioning cylinders, and springs are arranged at the central positions of the tops of the positioning cylinders so as to drive the upper ends of the movable rods to be located in the positioning cylinders for lifting treatment.
Preferably, the center position inside the transmission machine body is rotationally connected with a bidirectional screw rod, both sides of the top of the transmission machine body are provided with strip-shaped grooves, and the top ends of the strip-shaped grooves extend to the outside of the transmission machine body so as to limit the movement amplitude of the bearing rod.
Preferably, a rotary driving part is installed at the central position of the top end of the transmission body, the input end of the rotary driving part is electrically connected with the output end of the single chip microcomputer inside the control panel, the bottom end of the rotary driving part extends to the inside of the transmission body and is provided with a second bevel gear, a first bevel gear is fixed on the outer wall of the bidirectional screw rod on one side of the second bevel gear, and the first bevel gear and the second bevel gear are meshed with each other so as to drive the bidirectional screw rod to rotate through the first bevel gear.
Preferably, nuts are connected to the outer walls of the two sides of the bidirectional screw rod in a threaded mode, bearing rods are arranged at the central positions of the top ends of the nuts, and guide plates penetrate through the strip-shaped grooves and are arranged at the top ends of the bearing rods so that the guide plates are driven to translate through the bearing rods.
Preferably, the bottom of spring is installed and is moved the pole, move the one end that the pole kept away from the spring and extend to the outside of positioning tube and with the top fixed connection of test circuit board to drive test circuit board and go up and down to handle.
Compared with the prior art, the invention has the beneficial effects that: the resistivity testing device of the solar cell material at high temperature not only improves the testing precision of the solar cell material body when the testing device is used, reduces the phenomenon that the probe causes pressure loss to the solar cell material body due to higher downward pressure degree, but also improves the convenience when the testing device is used;
(1) The heating pipe is opened through the operation of the control panel, so that heat energy is released to the interior of the case, meanwhile, the temperature meter monitors the temperature in the case, and related data can be fed back to the control panel so as to adjust the power of the heating pipe, so that the interior of the case is in a high-temperature state and the solar cell material body is tested, and the testing precision of the solar cell material body is improved when the testing device is used;
(2) The test circuit board is elastically arranged below the transverse board through the buffer pad, when the bottom end of the probe is contacted with the top of the solar cell material body, the probe can be subjected to primary buffer treatment through the buffer pad, and then the upper end of the movable rod is driven to slide upwards in the positioning cylinder under the elastic action of the spring, so that the probe is further subjected to buffer treatment, and the phenomenon that the probe causes pressure loss to the solar cell material body due to higher downward pressure is reduced;
(3) The rotary driving piece is opened through the operation control panel, so that the rotary driving piece drives the second umbrella tooth to rotate, the second umbrella tooth is meshed with the first umbrella tooth, the second umbrella tooth drives the bidirectional screw rod to rotate through the first umbrella tooth, the strip-shaped groove can limit the movement amplitude of the bearing rod at the moment, the nut is positioned on the outer wall of the bidirectional screw rod to slide towards the middle, the nut drives the guide plate to translate towards the middle through the bearing rod, and the solar cell material body can be automatically calibrated at the middle position of the top end of the object placing table through the two groups of guide plates, so that the use convenience of the testing device is improved.
Drawings
FIG. 1 is a schematic cross-sectional elevation view of the present invention;
FIG. 2 is an enlarged schematic view of the structure of FIG. 1A according to the present invention;
FIG. 3 is an enlarged schematic view of the structure of FIG. 1B according to the present invention;
FIG. 4 is an enlarged view of a first bevel gear according to the present invention;
fig. 5 is a schematic view of the appearance structure of the chassis according to the present invention.
In the figure: 1. a work table; 2. a chassis; 3. a guide plate; 4. heating pipes; 5. a lifting driving member; 6. a cushion pad; 7. a cross plate; 8. a probe; 9. a solar cell material body; 10. a storage table; 11. a transmission body; 12. a two-way screw rod; 13. a nut; 14. a carrier bar; 15. a bar-shaped groove; 16. a positioning cylinder; 17. a spring; 18. a movable rod; 19. testing the circuit board; 20. a first bevel gear; 21. a second bevel gear; 22. a rotary driving member; 23. a door; 24. a control panel; 25. a temperature meter.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-5, an embodiment of the present invention is provided: the resistivity testing device of the solar cell material at high temperature comprises a workbench 1, wherein a machine case 2 is arranged at the central position of the top end of the workbench 1, a transmission machine body 11 is arranged at the bottom end of the interior of the machine case 2, a bidirectional screw rod 12 is rotationally connected at the central position of the interior of the transmission machine body 11, strip-shaped grooves 15 are formed in two sides of the top of the transmission machine body 11, and the top ends of the strip-shaped grooves 15 extend to the exterior of the transmission machine body 11;
when in use, the strip-shaped grooves 15 are arranged on two sides of the top of the transmission machine body 11 so as to limit the movement amplitude of the bearing rod 14;
a rotary driving piece 22 is arranged at the center position of the top end of the transmission machine body 11, the input end of the rotary driving piece 22 is electrically connected with the output end of the singlechip in the control panel 24, the bottom end of the rotary driving piece 22 extends into the transmission machine body 11 and is provided with a second bevel gear 21, a first bevel gear 20 is fixed on the outer wall of the bidirectional screw rod 12 at one side of the second bevel gear 21, and the first bevel gear 20 and the second bevel gear 21 are meshed with each other;
when in use, the second bevel gear 21 is driven to rotate by the rotary driving piece 22 so as to drive the bidirectional screw rod 12 to rotate by the first bevel gear 20;
the outer walls of the two sides of the bidirectional screw rod 12 are connected with nuts 13 in a threaded manner, the center position of the top end of each nut 13 is provided with a bearing rod 14, and the top end of each bearing rod 14 penetrates through each bar-shaped groove 15 and is provided with a guide plate 3;
when in use, the outer wall of the bidirectional screw rod 12 slides to the middle through the nut 13 so as to drive the guide plate 3 to translate through the bearing rod 14;
a storage table 10 is arranged on the inner wall of the workbench 1 above the transmission machine body 11, a solar cell material body 9 is arranged at the central position of the top end of the storage table 10, a test circuit board 19 is arranged inside the case 2 above the solar cell material body 9, equidistant probes 8 are arranged at the bottom end of the test circuit board 19, a transverse plate 7 is arranged inside the case 2 above the test circuit board 19, a buffer cushion 6 is arranged at the central position of the bottom end of the transverse plate 7, and the bottom end of the buffer cushion 6 is fixedly connected with the top end of the test circuit board 19;
in use, the test circuit board 19 is arranged below the transverse plate 7 through the buffer cushion 6 so as to buffer the probes 8;
the corner positions of the bottom ends of the transverse plates 7 are provided with positioning cylinders 16, and the center position of the top of each positioning cylinder 16 is provided with a spring 17;
when in use, the upper end of the movable rod 18 is driven to be positioned in the positioning cylinder 16 for lifting treatment under the elastic action of the spring 17;
a movable rod 18 is arranged at the bottom end of the spring 17, and one end of the movable rod 18, which is far away from the spring 17, extends to the outside of the positioning cylinder 16 and is fixedly connected with the top end of the test circuit board 19;
when in use, the bottom end of the movable rod 18 is connected with the top end of the test circuit board 19 so as to drive the test circuit board 19 to lift;
a lifting driving piece 5 is arranged at the center position of the top end of the case 2, and the bottom end of the lifting driving piece 5 extends into the case 2 and is fixedly connected with the top end of the transverse plate 7;
heating pipes 4 are arranged on two inner side walls at the top of the case 2, a case door 23 is rotatably connected to the center position of the surface of the case 2 through a hinge, a temperature meter 25 is arranged on the surface of the case 2 above the case door 23, a control panel 24 is arranged on the surface of the case 2 on one side of the temperature meter 25, the output end of a singlechip in the control panel 24 is electrically connected with the heating pipes 4 and the input end of a lifting driving piece 5 respectively, and the input end of the singlechip in the control panel 24 is electrically connected with the output end of the temperature meter 25.
When the solar cell material body 9 is used, firstly, the box door 23 is opened, the solar cell material body 9 is placed at the top end of the object placing table 10, then the box door 23 is closed, the machine case 2 is in a sealing structure so as to perform subsequent test treatment on the solar cell material body 9, the second bevel gear 21 is driven to rotate by the rotary driving piece 22, the second bevel gear 21 drives the bidirectional screw rod 12 to rotate through the first bevel gear 20, the movement amplitude of the bearing rod 14 is limited by the strip groove 15, the nut 13 slides towards the middle on the outer wall of the bidirectional screw rod 12, the nut 13 drives the guide plates 3 to translate towards the middle through the bearing rod 14, the solar cell material body 9 is calibrated at the middle position at the top of the object placing table 10 through the two groups of guide plates 3, then heat energy is released into the machine case 2 through the heating pipe 4, the temperature meter 25 monitors the temperature inside the case 2 to make the inside of the case 2 in a high temperature state and perform subsequent test treatment on the solar cell material body 9, the lifting driving piece 5 drives the transverse plate 7 to move downwards and the test circuit board 19 drives the probe 8 to move downwards synchronously, when the bottom of the probe 8 contacts the top of the solar cell material body 9, the resistivity test treatment can be performed on the solar cell material body 9, the tested data can be displayed by the control panel 24 for observation by personnel, finally, the test circuit board 19 is elastically arranged below the transverse plate 7 by the cushion 6, the probe 8 can be subjected to primary buffer treatment by the cushion 6, the upper end of the movable rod 18 is driven to slide upwards in the positioning cylinder 16 by the elastic action of the spring 17, so that the probe 8 is further subjected to buffer treatment, the phenomenon that the probe 8 causes pressure loss to the solar cell material body 9 can be reduced, and the use of the testing device is completed.
Claims (7)
1. The utility model provides a resistivity test device of solar cell material under high temperature, its characterized in that, including workstation (1), the central point department in workstation (1) top is equipped with quick-witted case (2), the inside bottom of machine case (2) is equipped with transmission organism (11), be equipped with on the workstation (1) inner wall of transmission organism (11) top and put thing platform (10), put the central point department in thing platform (10) top and placed solar cell material body (9), the inside test circuit board (19) that is equipped with of machine case (2) above solar cell material body (9), the bottom of test circuit board (19) is equipped with equidistant probe (8), the inside diaphragm (7) that is equipped with of machine case (2) above test circuit board (19), the central point department in machine case (2) top installs lift driving piece (5), the bottom of lift driving piece (5) extends to the inside of machine case (2) and with the top fixed connection of diaphragm (7), both inside walls (4) at machine case (2) top, install on both inside walls (2) top hinge (23), install on the surface of machine case (2) through hinge (23), the surface mounting of the chassis (2) at one side of the temperature meter (25) is provided with a control panel (24), the output end of the single chip microcomputer in the control panel (24) is electrically connected with the input ends of the heating pipe (4) and the lifting driving piece (5) respectively, and the input end of the single chip microcomputer in the control panel (24) is electrically connected with the output end of the temperature meter (25).
2. The device for testing the resistivity of a solar cell material at high temperature according to claim 1, wherein: the center position of the bottom end of the transverse plate (7) is provided with a cushion pad (6), and the bottom end of the cushion pad (6) is fixedly connected with the top end of the test circuit board (19).
3. The device for testing the resistivity of a solar cell material at high temperature according to claim 1, wherein: the corner positions of the bottom ends of the transverse plates (7) are provided with positioning cylinders (16), and springs (17) are arranged at the central positions of the tops of the positioning cylinders (16).
4. The device for testing the resistivity of a solar cell material at high temperature according to claim 1, wherein: the bidirectional screw rod (12) is rotationally connected to the center position inside the transmission machine body (11), strip grooves (15) are formed in two sides of the top of the transmission machine body (11), and the top ends of the strip grooves (15) extend to the outside of the transmission machine body (11).
5. The device for testing the resistivity of a solar cell material at high temperature according to claim 4, wherein: the rotary driving part (22) is arranged at the central position of the top end of the transmission machine body (11), the input end of the rotary driving part (22) is electrically connected with the output end of the single chip microcomputer inside the control panel (24), the bottom end of the rotary driving part (22) extends to the inside of the transmission machine body (11) and is provided with a second umbrella tooth (21), a first umbrella tooth (20) is fixed on the outer wall of the bidirectional screw rod (12) on one side of the second umbrella tooth (21), and the first umbrella tooth (20) is meshed with the second umbrella tooth (21).
6. The device for testing the resistivity of a solar cell material at high temperature according to claim 4, wherein: the two-way screw rod is characterized in that nuts (13) are connected to the outer walls of the two sides of the two-way screw rod (12) in a threaded mode, bearing rods (14) are arranged at the central positions of the top ends of the nuts (13), and the top ends of the bearing rods (14) penetrate through the strip-shaped grooves (15) and are provided with guide plates (3).
7. A device for testing the resistivity of a solar cell material at high temperature according to claim 3, wherein: the bottom of spring (17) is installed movable rod (18), the one end that moves rod (18) kept away from spring (17) extends to the outside of positioning tube (16) and with the top fixed connection of test circuit board (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311552693.0A CN117451790A (en) | 2023-11-21 | 2023-11-21 | Resistivity testing device of solar cell material at high temperature |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311552693.0A CN117451790A (en) | 2023-11-21 | 2023-11-21 | Resistivity testing device of solar cell material at high temperature |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117451790A true CN117451790A (en) | 2024-01-26 |
Family
ID=89592930
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311552693.0A Pending CN117451790A (en) | 2023-11-21 | 2023-11-21 | Resistivity testing device of solar cell material at high temperature |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117451790A (en) |
-
2023
- 2023-11-21 CN CN202311552693.0A patent/CN117451790A/en active Pending
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