CN113686703A - Testing device for conversion power and mechanical load of double-sided photovoltaic panel - Google Patents
Testing device for conversion power and mechanical load of double-sided photovoltaic panel Download PDFInfo
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- CN113686703A CN113686703A CN202110984057.XA CN202110984057A CN113686703A CN 113686703 A CN113686703 A CN 113686703A CN 202110984057 A CN202110984057 A CN 202110984057A CN 113686703 A CN113686703 A CN 113686703A
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- 238000012360 testing method Methods 0.000 title claims abstract description 42
- 238000006243 chemical reaction Methods 0.000 title claims abstract description 31
- 230000007246 mechanism Effects 0.000 claims abstract description 62
- 238000005498 polishing Methods 0.000 claims abstract description 12
- 238000000034 method Methods 0.000 abstract description 8
- 230000008859 change Effects 0.000 abstract description 4
- 230000008569 process Effects 0.000 description 6
- 230000009471 action Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000010248 power generation Methods 0.000 description 4
- 230000005484 gravity Effects 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/30—Investigating strength properties of solid materials by application of mechanical stress by applying a single impulsive force, e.g. by falling weight
- G01N3/303—Investigating strength properties of solid materials by application of mechanical stress by applying a single impulsive force, e.g. by falling weight generated only by free-falling weight
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
- G01N3/04—Chucks
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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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- 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
- H02S50/15—Testing of PV devices, e.g. of PV modules or single PV cells using optical means, e.g. using electroluminescence
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0014—Type of force applied
- G01N2203/0016—Tensile or compressive
- G01N2203/0019—Compressive
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/003—Generation of the force
- G01N2203/0032—Generation of the force using mechanical means
- G01N2203/0033—Weight
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/026—Specifications of the specimen
- G01N2203/0262—Shape of the specimen
- G01N2203/0278—Thin specimens
- G01N2203/0282—Two dimensional, e.g. tapes, webs, sheets, strips, disks or membranes
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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
- 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
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- Life Sciences & Earth Sciences (AREA)
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- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Photovoltaic Devices (AREA)
Abstract
The invention relates to the field of double-sided photovoltaic panel testing, in particular to a testing device for conversion power and mechanical load of a double-sided photovoltaic panel, which comprises a first fixing frame, a clamping mechanism, a polishing mechanism, a closing mechanism and the like; the first fixing frame is provided with a clamping mechanism, the clamping mechanism is provided with a polishing mechanism, and the closing mechanism is arranged on the first fixing frame. Through the light, at the in-process that tests the conversion power of the photovoltaic board that awaits measuring, the light can shine the two sides of the two-sided photovoltaic board that awaits measuring to can test the conversion power of the two sides of the two-sided photovoltaic board that awaits measuring, simultaneously because the position of the two-sided photovoltaic board that awaits measuring does not change, thereby can guarantee the accuracy of test, reached and can accurately tested the conversion power of the two sides of the two-sided photovoltaic board that awaits measuring.
Description
Technical Field
The invention relates to the field of double-sided photovoltaic panel testing, in particular to a testing device for conversion power and mechanical load of a double-sided photovoltaic panel.
Background
With the shortage of global energy and climate warming, renewable energy such as solar power generation gradually replaces traditional thermal power generation, with the further development of the photovoltaic industry in China, the market capacity of the photovoltaic industry is expected to show a year-by-year growth situation in the coming years, and from the development trend of the photovoltaic industry in China at present, the investment profitability of the photovoltaic industry in the coming years is further improved, the power of the photovoltaic module is the capacity of the photovoltaic module for converting solar energy into electric energy, namely the power generation capacity of the photovoltaic module, and the double-sided photovoltaic panel has output power from the front side and output power from the back side.
The reliability and safety tests of the photovoltaic module in a laboratory before leaving a factory are particularly important, and due to the characteristic of double-sided power generation, certain difficulty is brought to the power test of the double-sided photovoltaic panel, in the process of testing the mechanical load and conversion power of the double-sided photovoltaic panel in the prior art, the double-sided photovoltaic panel is heavy, the placing direction of the double-sided photovoltaic panel is inclined due to the force problem inevitably when the double-sided photovoltaic panel is carried to a test bed, the conversion power of the double-sided photovoltaic panel is not convenient to test in the process of testing the conversion power of the double-sided photovoltaic panel, meanwhile, the position of the double-sided photovoltaic panel in the process of overturning the double-sided photovoltaic panel is easy to change in the prior art, and the accuracy and stability of data for testing the conversion power of the double-sided photovoltaic panel cannot be guaranteed.
Disclosure of Invention
Therefore, it is necessary to provide a testing apparatus for conversion power and mechanical load of a double-sided photovoltaic panel, which can accurately test the conversion power of both sides of the double-sided photovoltaic panel to be tested, and can automatically test the mechanical load of the double-sided photovoltaic panel to be tested, so as to solve the problems that it is difficult to accurately control the placement direction of the double-sided photovoltaic panel when the mechanical load of the double-sided photovoltaic panel is difficult to test, and the accuracy and stability of test data cannot be ensured when the conversion power of the double-sided photovoltaic panel is tested, which are provided in the background art.
The technical scheme is as follows: the utility model provides a test device of conversion power and mechanical load of two-sided photovoltaic board, includes first mount, clamping mechanism, mechanism and the closing mechanism of polishing, is equipped with clamping mechanism on the first mount, is equipped with the mechanism of polishing on the clamping mechanism, and the closing mechanism is located on the first mount.
Furthermore, the clamping mechanism comprises a second fixing frame, a first sliding rod, a clamping block and a first return spring, the second fixing frame is arranged on the first fixing frame, the first sliding rod is symmetrically and slidably connected onto the second fixing frame, the clamping block is connected to one end of the first sliding rod, and the first return spring is connected between the clamping block and the second fixing frame.
Further, the polishing mechanism comprises an electric push rod, a third fixing frame, a rack, a rotating shaft, a gear, a fourth fixing frame, a wedge-shaped ring, a fifth fixing frame and a lighting lamp, wherein the electric push rod is connected onto the first fixing frame, one end of the electric push rod is connected with the third fixing frame, the rack is symmetrically connected onto the third fixing frame, the rotating shaft is connected onto the second fixing frame in a symmetrical and rotating mode, one end of the rotating shaft is connected with the gear, the gear is meshed with the rack, the fourth fixing frame is connected onto the rotating shaft, the wedge-shaped ring is connected onto the fourth fixing frame, the fifth fixing frame is connected onto the wedge-shaped ring, and the lighting lamp is connected between the two fifth fixing frames.
Furthermore, the closing mechanism comprises a first fixed rod, a sliding frame and a second reset spring, the first fixed rod is symmetrically connected to the first fixed frame, the sliding frame is connected to the first fixed rod in a sliding mode, and the second reset spring is connected between the sliding frame and the first fixed frame.
Further, still including slide mechanism, slide mechanism locates on the carriage, slide mechanism is including the second dead lever, the sliding plate, the sixth mount, the second slide bar, seventh mount and third reset spring, the hookup has two second dead levers on the carriage, common sliding connection has the sliding plate between two second dead levers of homonymy, the hookup has two sixth mounts on the sliding plate, sliding connection has two second slide bars on the carriage, the hookup has the seventh mount jointly between two second slide bars of homonymy, the seventh mount contacts with the sixth mount, be connected with two third reset springs between seventh mount and the carriage.
And the pushing mechanism is arranged on a seventh fixing frame and comprises a fixing strip and a wedge-shaped frame, the seventh fixing frame is connected with the fixing strip, and the rack is connected with the wedge-shaped frame.
The beneficial effects are that:
through the light, at the in-process that tests the conversion power of the photovoltaic board that awaits measuring, the light can shine the two sides of the two-sided photovoltaic board that awaits measuring to can test the conversion power of the two sides of the two-sided photovoltaic board that awaits measuring, simultaneously because the position of the two-sided photovoltaic board that awaits measuring does not change, thereby can guarantee the accuracy of test, reached and can accurately tested the conversion power of the two sides of the two-sided photovoltaic board that awaits measuring.
The conversion power of the double-sided photovoltaic panel to be tested under the condition of different illumination angles can be tested through the angle change of the illuminating lamp, and meanwhile, one side of the double-sided photovoltaic panel to be tested can be blocked by the two sliding frames, so that the influence of other external light sources on the test result can be prevented, the test accuracy is further ensured, and the effect of automatically testing the conversion power of the double-sided photovoltaic panel to be tested under the condition of different illumination angles is achieved.
Through the sliding plate, the sliding plate can move downwards under the action of gravity of the sliding plate, so that the sliding plate falls onto one surface of the double-sided photovoltaic plate to be tested, the compressive strength of the double-sided photovoltaic plate to be tested can be tested, potential safety hazards caused by manual carrying of the double-sided photovoltaic plate are reduced, and the effect of automatically testing the mechanical load of the double-sided photovoltaic plate to be tested is achieved.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic perspective view of the clamping mechanism of the present invention.
Fig. 3 is a schematic perspective view of the light emitting mechanism of the present invention.
Fig. 4 is a schematic perspective view of the closing mechanism of the present invention.
Fig. 5 is an enlarged schematic view of the structure of the present invention a.
Reference numerals: 1_ first fixing frame, 2_ clamping mechanism, 21_ second fixing frame, 22_ first sliding rod, 23_ clamping block, 24_ first return spring, 3_ polishing mechanism, 31_ electric push rod, 32_ third fixing frame, 33_ rack, 34_ rotating shaft, 35_ gear, 36_ fourth fixing frame, 37_ wedge ring, 38_ fifth fixing frame, 39_ illuminating lamp, 4_ closing mechanism, 41_ first fixing rod, 42_ sliding frame, 43_ second return spring, 5_ sliding mechanism, 51_ second fixing rod, 52_ sliding plate, 53_ sixth fixing frame, 54_ second sliding rod, 55_ seventh fixing frame, 56_ third return spring, 6_ pushing mechanism, 61_ fixing rod, 62_ wedge frame.
Detailed Description
The standard parts used in the invention can be purchased from the market, the special-shaped parts can be customized according to the description and the description of the attached drawings, and the specific connection mode of each part adopts the conventional means of mature bolts, rivets, welding, sticking and the like in the prior art, and the detailed description is not repeated.
Example 1
A testing device for conversion power and mechanical load of a double-sided photovoltaic panel is shown in figures 1-5 and comprises a first fixing frame 1, a clamping mechanism 2, a polishing mechanism 3 and a closing mechanism 4, wherein the clamping mechanism 2 is arranged on the first fixing frame 1, the clamping mechanism 2 is used for clamping the double-sided photovoltaic panel to be tested, the polishing mechanism 3 is arranged on the clamping mechanism 2, the polishing mechanism 3 is used for polishing the double-sided photovoltaic panel to be tested, and the closing mechanism 4 is arranged on the first fixing frame 1.
The clamping mechanism 2 comprises a second fixing frame 21, a first sliding rod 22, a clamping block 23 and a first return spring 24, the second fixing frame 21 is arranged on the first fixing frame 1, the first sliding rod 22 is symmetrically and slidably connected to the second fixing frame 21, the clamping block 23 is connected to one end of the first sliding rod 22, the first return spring 24 is connected between the clamping block 23 and the second fixing frame 21, and the double-sided photovoltaic panel to be tested can be clamped through the matching of the clamping block 23 and the first return spring 24.
The lighting mechanism 3 comprises an electric push rod 31, a third fixing frame 32, a rack 33, a rotating shaft 34, a gear 35, a fourth fixing frame 36, a wedge-shaped ring 37, a fifth fixing frame 38 and a lighting lamp 39, the electric push rod 31 is connected to the first fixing frame 1, the electric push rod 31 is used for driving the third fixing frame 32 and a device thereon to reciprocate, one end of the electric push rod 31 is connected with the third fixing frame 32, the rack 33 is symmetrically connected to the third fixing frame 32, the rack 33 is used for driving the gear 35 and the device thereon to rotate clockwise, the rotating shaft 34 is symmetrically connected to the second fixing frame 21 in a rotating mode, one end of the rotating shaft 34 is connected with the gear 35, the gear 35 is meshed with the rack 33, the rotating shaft 34 is connected with the fourth fixing frame 36, the fourth fixing frame 36 is connected with the wedge-shaped ring 37, the wedge-shaped ring 37 is used for pushing the sliding frame 42 and the device thereon to move towards the direction of approaching each other, the wedge-shaped ring 37 is connected with the fifth fixing frame 38, and an illuminating lamp 39 is connected between the two fifth fixing frames 38, and the illuminating lamp 39 is used for illuminating the double-sided photovoltaic panel to be tested.
The closing mechanism 4 comprises a first fixing rod 41, a sliding frame 42 and a second return spring 43, the first fixing rod 41 is symmetrically connected to the first fixing frame 1, the sliding frame 42 is connected to the first fixing rod 41 in a sliding mode, the sliding frame 42 is used for blocking one side of the double-sided photovoltaic panel to be tested, the second return spring 43 is connected between the sliding frame 42 and the first fixing frame 1, and the second return spring 43 is used for driving the sliding frame 42 to return.
During the use, through the manual pulling that presss from both sides tight piece 23 towards the direction of keeping away from each other, first reset spring 24 can be compressed thereupon, and the two-sided photovoltaic board that will await measuring is placed between two tight pieces 23 of clamp, through the cooperation of pressing from both sides tight piece 23 and first reset spring 24, can press from both sides tight the two-sided photovoltaic board that awaits measuring.
The lighting lamp 39 is manually controlled to be started, so that the lighting lamp 39 illuminates one surface of the double-sided photovoltaic panel to be tested, meanwhile, the conversion power of the double-sided photovoltaic panel to be tested can be tested through other detection equipment, then the electric push rod 31 is manually controlled to contract, so that the third fixing frame 32 and the device thereon move, the rack 33 will drive the gear 35 and the device thereon to rotate clockwise by 90 degrees, in the process, the wedge ring 37 pushes the sliding frame 42 and the device thereon to move towards each other, the second return spring 43 is compressed, since the illuminating lamp 39 is positioned at one side of the second fixing frame 21, the illuminating lamp 39 can test the conversion power of the photovoltaic panel to be tested at different angles, meanwhile, the two sliding frames 42 can block one side of the double-sided photovoltaic panel to be tested, so that the influence of other external light sources on the test result can be prevented.
Then, the electric push rod 31 is manually controlled to continuously contract, so that the third fixing frame 32 and the upper device thereof continuously move, the rack 33 can drive the gear 35 and the upper device thereof to continuously rotate clockwise by 90 degrees, the illuminating lamp 39 is positioned on the other surface of the double-sided photovoltaic panel to be tested, other testing equipment can test the conversion power of the other surface of the double-sided photovoltaic panel to be tested, and the effect of automatically testing the conversion power of the double-sided photovoltaic panel to be tested through different angles is achieved.
The electric push rod 31 is manually controlled to extend, so that the third fixing frame 32 and the device thereon are reset, the rack 33 drives the gear 35 and the device thereon to reset, and the sliding frame 42 and the device thereon are reset under the reset action of the second reset spring 43.
Example 2
On the basis of embodiment 1, as shown in fig. 1 and 5, the photovoltaic panel further includes a sliding mechanism 5, the sliding mechanism 5 is disposed on the carriage 42, the sliding mechanism 5 includes a second fixing rod 51, a sliding plate 52, a sixth fixing frame 53, a second sliding rod 54, a seventh fixing frame 55 and a third return spring 56, the two second fixing rods 51 are connected to the carriage 42, the sliding plate 52 is connected to the two second fixing rods 51 on the same side in a sliding manner, the sliding plate 52 is used for testing the mechanical load of the photovoltaic panel to be tested, the two sixth fixing frames 53 are connected to the sliding plate 52, the two second sliding rods 54 are connected to the carriage 42 in a sliding manner, the seventh fixing frame 55 is connected to the two second sliding rods 54 on the same side in a sliding manner, the seventh fixing frame 55 is used for driving the sliding plate 52 to return upward, the seventh fixing frame 55 is in contact with the sixth fixing frame 53, the two third return springs 56 are connected between the seventh fixing frame 55 and the carriage 42, the third return spring 56 is used for driving the seventh fixing frame 55 to return.
The pushing mechanism 6 is arranged on the seventh fixing frame 55, the pushing mechanism 6 comprises a fixing strip 61 and a wedge-shaped frame 62, the fixing strip 61 is connected to the seventh fixing frame 55, the wedge-shaped frame 62 is connected to the rack 33, and the wedge-shaped frame 62 is used for pushing the fixing strip 61 and the upper device to move downwards.
In the process of continuing to move the third fixing frame 32 and the upper device thereof, the wedge-shaped frame 62 pushes the fixing strip 61 and the upper device thereof to move downwards, the third return spring 56 is stretched accordingly, the sliding plate 52 moves downwards under the action of the gravity thereof, and the sliding plate 52 falls onto one surface of the double-sided photovoltaic panel to be tested, so that the effect of automatically testing the mechanical load of the double-sided photovoltaic panel to be tested is achieved.
In the process of returning the third fixing frame 32 and the devices thereon, the seventh fixing frame 55 and the devices thereon are returned by the return action of the third return spring 56, and the seventh fixing frame 55 drives the sliding plate 52 to return upwards.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a test device of conversion power and mechanical load of two-sided photovoltaic board, its characterized in that is equipped with clamping mechanism (2) on first mount (1) including first mount (1), clamping mechanism (2), mechanism of polishing (3) and closing mechanism (4), is equipped with mechanism of polishing (3) on clamping mechanism (2), and closing mechanism (4) are located on first mount (1).
2. The device for testing the conversion power and the mechanical load of the double-sided photovoltaic panel according to claim 1, wherein the clamping mechanism (2) comprises a second fixing frame (21), a first sliding rod (22), a clamping block (23) and a first return spring (24), the second fixing frame (21) is arranged on the first fixing frame (1), the first sliding rod (22) is symmetrically and slidably connected to the second fixing frame (21), the clamping block (23) is connected to one end of the first sliding rod (22), and the first return spring (24) is connected between the clamping block (23) and the second fixing frame (21).
3. The device for testing the conversion power and the mechanical load of the double-sided photovoltaic panel according to claim 2, wherein the lighting mechanism (3) comprises an electric push rod (31), a third fixing frame (32), a rack (33), a rotating shaft (34), a gear (35), a fourth fixing frame (36), a wedge-shaped ring (37), a fifth fixing frame (38) and a lighting lamp (39), the electric push rod (31) is connected to the first fixing frame (1), the third fixing frame (32) is connected to one end of the electric push rod (31), the rack (33) is symmetrically connected to the third fixing frame (32), the rotating shaft (34) is symmetrically and rotatably connected to the second fixing frame (21), the gear (35) is connected to one end of the rotating shaft (34), the gear (35) is meshed with the rack (33), the fourth fixing frame (36) is connected to the rotating shaft (34), and the wedge-shaped ring (37) is connected to the fourth fixing frame (36), the wedge-shaped ring (37) is connected with a fifth fixing frame (38), and an illuminating lamp (39) is connected between the two fifth fixing frames (38).
4. The device for testing the conversion power and the mechanical load of the double-sided photovoltaic panel as claimed in claim 3, wherein the closing mechanism (4) comprises a first fixing rod (41), a sliding frame (42) and a second return spring (43), the first fixing rod (41) is symmetrically connected to the first fixing frame (1), the sliding frame (42) is slidably connected to the first fixing rod (41), and the second return spring (43) is connected between the sliding frame (42) and the first fixing frame (1).
5. The device for testing the conversion power and the mechanical load of the double-sided photovoltaic panel according to claim 4, further comprising a sliding mechanism (5), wherein the sliding mechanism (5) is disposed on the sliding rack (42), the sliding mechanism (5) comprises a second fixing rod (51), a sliding plate (52), a sixth fixing frame (53), a second sliding rod (54), a seventh fixing frame (55) and a third return spring (56), two second fixing rods (51) are connected to the sliding rack (42), the sliding plate (52) is connected between the two second fixing rods (51) on the same side in a sliding manner, the two sixth fixing frames (53) are connected to the sliding plate (52), the two second sliding rods (54) are connected to the sliding rack (42) in a sliding manner, the seventh fixing frame (55) is connected between the two second sliding rods (54) on the same side in a sliding manner, and the seventh fixing frame (55) is in contact with the sixth fixing frame (53), two third return springs (56) are connected between the seventh fixed frame (55) and the sliding frame (42).
6. The device for testing the conversion power and the mechanical load of the double-sided photovoltaic panel according to claim 5, further comprising a pushing mechanism (6), wherein the pushing mechanism (6) is arranged on a seventh fixing frame (55), the pushing mechanism (6) comprises a fixing strip (61) and a wedge-shaped frame (62), the fixing strip (61) is connected to the seventh fixing frame (55), and the wedge-shaped frame (62) is connected to the rack (33).
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| CN111478664A (en) * | 2020-05-29 | 2020-07-31 | 浙江晶科能源有限公司 | Photovoltaic module test system |
| CN111865217A (en) * | 2020-07-24 | 2020-10-30 | 南昌大学 | Double-sided photovoltaic cell testing device |
| CN213027954U (en) * | 2020-10-12 | 2021-04-20 | 青海黄河上游水电开发有限责任公司光伏产业技术分公司 | Auxiliary testing device and testing device for double-sided photovoltaic module |
| CN112683664A (en) * | 2021-02-24 | 2021-04-20 | 广州开门红科技有限公司 | Elasticity performance test equipment based on new material |
| CN113074342A (en) * | 2021-03-04 | 2021-07-06 | 黄贤发 | Thoracic surgery is illumination auxiliary assembly for operation |
| CN113014185A (en) * | 2021-03-25 | 2021-06-22 | 廖镜明 | But energy-concerving and environment-protective angle regulation's photovoltaic board |
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| CN113686703B (en) | 2023-11-28 |
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Effective date of registration: 20231031 Address after: 310000 No. 59, Jiefang East Road, Shangcheng District, Hangzhou City, Zhejiang Province Applicant after: HANGZHOU POWER SUPPLY COMPANY, STATE GRID ZHEJIANG ELECTRIC POWER Co.,Ltd. Applicant after: ZHEJIANG DAYOU INDUSTRIAL Co.,Ltd. HANGZHOU SCIENCE AND TECHNOLOGY DEVELOPMENT BRANCH Address before: 518000 room 702, building D, Huate Industrial Park, No. 1 Industrial Zone, Baihua community, Guangming Street, Guangming District, Shenzhen, Guangdong Applicant before: Yuan Chuan |
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