CN118011062B - Photovoltaic module insulation withstand voltage testing arrangement - Google Patents
Photovoltaic module insulation withstand voltage testing arrangement Download PDFInfo
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- CN118011062B CN118011062B CN202410415817.9A CN202410415817A CN118011062B CN 118011062 B CN118011062 B CN 118011062B CN 202410415817 A CN202410415817 A CN 202410415817A CN 118011062 B CN118011062 B CN 118011062B
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- 238000012360 testing method Methods 0.000 title claims abstract description 45
- 238000009413 insulation Methods 0.000 title claims abstract description 17
- 238000003825 pressing Methods 0.000 claims abstract description 55
- 230000001360 synchronised effect Effects 0.000 claims abstract description 46
- 230000007246 mechanism Effects 0.000 claims abstract description 13
- 230000005540 biological transmission Effects 0.000 claims description 21
- 230000006835 compression Effects 0.000 claims description 18
- 238000007906 compression Methods 0.000 claims description 18
- 229920000742 Cotton Polymers 0.000 claims description 15
- 238000000034 method Methods 0.000 abstract description 3
- 230000008569 process Effects 0.000 abstract description 3
- 239000004820 Pressure-sensitive adhesive Substances 0.000 description 7
- 239000010410 layer Substances 0.000 description 7
- 238000010586 diagram Methods 0.000 description 4
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000003313 weakening effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
- G01R1/0408—Test fixtures or contact fields; Connectors or connecting adaptors; Test clips; Test sockets
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/12—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/12—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing
- G01R31/1227—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing of components, parts or materials
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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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- 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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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Of Individual Semiconductor Devices (AREA)
Abstract
The invention discloses a photovoltaic module insulation withstand voltage testing device, which relates to the field of photovoltaic module testing equipment and comprises a module testing mechanism, wherein the module testing mechanism comprises a testing platform, a module supporting part, a pressing part and a tester, the testing platform comprises an upper platen and a lower platen, the tester is arranged on the upper end surface of the upper platen, a feeding window is arranged on the lower platen, and the module supporting part is arranged outside the feeding window; the lifting bedplate is arranged between the upper bedplate and the lower bedplate, the lifting synchronizing assembly is arranged between the lifting bedplate and the upper bedplate, the pressing part is arranged between the lower bedplate and the lifting bedplate, the pressing part comprises a vertical pressing assembly and a horizontal pressing assembly, and the vertical pressing assembly is matched with the horizontal pressing assembly to press the electric connection body to the photovoltaic assembly. The lifting table board is simultaneously operated in the descending process, and the lifting synchronous assembly calibrates the lifting table board in real time, so that the lifting table board is ensured to eliminate the height errors around the lifting table board when descending.
Description
Technical Field
The invention relates to the technical field of photovoltaic module production equipment, in particular to a photovoltaic module insulation voltage withstand testing device.
Background
The patent with the bulletin number of CN210467769U discloses a photovoltaic module insulation and voltage withstand testing device, which comprises a module transmission platform, a module pushing mechanism, a module testing mechanism and a rack, wherein the rack is provided with a transmission channel, a pushing station and a testing station, the testing station is positioned in the direction vertical to the transmission surface of the transmission channel, the pushing station is positioned in the transmission channel and aligned with the testing station so as to push the photovoltaic module between the pushing station and the testing station, and the photovoltaic module is subjected to insulation and voltage withstand testing.
The above-mentioned patent is carried, location and is compressed tightly photovoltaic module and carry out insulation test though can automizing, but the shape requirement to photovoltaic module is higher, only can test this type of curved surface type photovoltaic module of chinese tile, and photovoltaic module texture is comparatively fragile, fix photovoltaic module by the pressing mechanism of two relative settings, though there is conductive cotton as the buffering between, but the improper operation still can cause photovoltaic module easily to damage, in addition, the top connecting piece is driven by the cylinder, the independent work between each cylinder, easily produce the error and cause photovoltaic module to be crushed, consequently, need make the improvement to current photovoltaic module insulation withstand voltage testing arrangement.
Disclosure of Invention
The technical problems to be solved by the invention are as follows: when the assembly testing mechanism moves downwards to butt the photovoltaic assembly, high and low errors are easy to occur on the periphery to cause loss of the photovoltaic assembly, and therefore the photovoltaic assembly insulation voltage withstanding testing device with the lifting synchronous assembly is provided.
The technical scheme adopted for solving the technical problems is as follows:
The utility model provides a photovoltaic module insulation withstand voltage testing arrangement, includes assembly testing mechanism, assembly testing mechanism includes test platform, subassembly supporting part, pressfitting portion and tester, the test platform includes upper platen and lower platen, the tester is installed in the up end of upper platen, set up the feed window that supplies the photovoltaic module to pass through on the lower platen, the subassembly supporting part is installed in the feed window outside for support the photovoltaic module that gets into through the feed window;
The utility model discloses a photovoltaic module, including upper platen, lower platen, pressure-sensitive adhesive layer, upper platen and lower platen are provided with the lift platen between, be provided with the lift synchronous subassembly between lift platen and the upper platen, pressure-sensitive adhesive layer sets up between lower platen and lift platen, pressure-sensitive adhesive layer includes perpendicular pressure-sensitive adhesive component and horizontal pressure-sensitive adhesive layer, perpendicular pressure-sensitive adhesive layer cooperates with horizontal pressure-sensitive adhesive layer and is used for pressfitting electric connection body to photovoltaic module to be convenient for with photovoltaic module connection in the tester.
Preferably: the lifting synchronous assembly comprises a synchronous motor, an annular gear disc and a synchronous telescopic transmission piece, wherein a motor body of the synchronous motor is fixed at the bottom of the upper platen, an output shaft of the synchronous motor is fixedly connected with one end of the synchronous telescopic transmission piece in a coaxial mode, the other end of the synchronous telescopic transmission piece is connected with internal teeth arranged on the annular gear disc in a transmission mode, and the annular gear disc is fixed at the central position of the upper end face of the lifting platen.
Preferably: the synchronous telescopic transmission piece comprises a connecting sleeve and a synchronous piece, the top end of the connecting sleeve is fixedly connected with the center position of the lower end face of the upper platen of the telescopic platen, the bottom end of the connecting sleeve is sleeved with the top end of the synchronous piece, the top end of the synchronous piece can slide up and down in the connecting sleeve, the free end of the synchronous piece is provided with a movable gear, and the movable gear is meshed with the inner teeth of the ring gear.
Preferably: the lifting synchronization assembly further comprises a spring thimble, the synchronization piece is composed of two or more connecting rods, the top ends of the two or more connecting rods are integrated into a whole, and the circumferential intervals of the bottom ends of the two or more connecting rods are uniformly distributed;
The top of the spring thimble is abutted with the synchronizing piece, and the bottom of the spring thimble is abutted in a groove formed in the top of the lifting platen.
Preferably: the vertical pressing assembly comprises a pressing rod, a middle pipe and an outer pipe, wherein the top end of the pressing rod is slidably connected in the middle pipe, the top end of the middle pipe is slidably connected in the outer pipe, and the pressing rod is fixed with the middle pipe and the outer pipe through locking screws.
Preferably: two sliding grooves are formed in the pipe wall of the middle pipe, the two sliding grooves are symmetrically arranged on the axis of the middle pipe, a through groove is formed in the pressure rod, a baffle rod is hinged to the center pin of the through groove, and the length of the baffle rod is equal to, slightly greater than or slightly smaller than the outer diameter of the middle pipe.
Preferably: the horizontal pressing assembly comprises an inclined guide post, a sliding block, a base and a horizontal pressing piece, wherein the top end of the inclined guide post is fixed on the lower end face of the lifting platen, the base is fixed on the upper end face of the lower platen, the bottom end of the sliding block is in sliding connection with the top end of the base, a wedge-shaped groove matched with the inclined guide post is formed in the sliding block, and the horizontal pressing piece is arranged on one side of the sliding block opposite to the feeding window;
When the lifting platen moves downwards, the inclined guide pillar is inserted into the wedge-shaped groove, and the sliding block and the horizontal pressing piece are driven to move towards the feeding window.
Preferably: the horizontal pressing piece comprises a transverse shaft, a compression spring, a bolt and conductive cotton, one end of the transverse shaft is inserted into the sliding block and penetrates through the transverse shaft through the bolt to be connected with the sliding block for limiting the telescopic length of the transverse shaft, a slot for the transverse shaft to be inserted is formed in the sliding block, the compression spring is sleeved on the transverse shaft, one end of the compression spring is fixedly connected with the transverse shaft, the other end of the compression spring is abutted to the bottom wall of the slot, and the conductive cotton is fixed at the other end of the transverse shaft opposite to the sliding block.
Preferably: the horizontal pressing assembly comprises a cross rod, a nut and conductive cotton, one end of the cross rod is in threaded connection with the sliding block, the other end of the cross rod is fixedly connected with the conductive cotton, and the nut is in threaded connection with the cross rod and is simultaneously used for being in lateral butt joint with the sliding block to connect the cross rod.
Preferably: the lower end face of the sliding block or the upper end face of the base is provided with a field weakening magnet.
The beneficial effects of the invention are as follows: the lifting table board is simultaneously operated in the descending process, and the lifting synchronous assembly calibrates the lifting table board in real time, so that the lifting table board is ensured to eliminate the height errors around the lifting table board when descending.
Drawings
FIG. 1 is a schematic diagram of a component testing mechanism;
FIG. 2 is an enlarged view of FIG. 1 at A;
FIG. 3 is an enlarged view at B in FIG. 1;
FIG. 4 is a schematic diagram of a vertical compression assembly;
FIG. 5 is a second schematic view of a vertical compression assembly;
FIG. 6 is a schematic view of a horizontal press-fit assembly;
FIG. 7 is a schematic illustration of an annular gear disk;
In the figure: 1. a test platform; 11. an upper platen; 12. lifting the bedplate; 13. a lower platen; 131. a feed window; 2. a component support; 3. a pressing part; 31. a vertical pressing assembly; 311. a compression bar; 3111. a gear lever; 312. a middle tube; 3121. a chute; 313. an outer tube; 32. a horizontal press-fit assembly; 321. oblique guide posts; 322. a slide block; 323. a horizontal pressing member; 3231. a cross bar; 3232. conductive cotton; 3233. a plug pin; 3234. a compression spring; 3235. a nut; 3236. a horizontal axis; 3237. conductive cotton; 324. a base; 4. a tester; 5. a lifting synchronization assembly; 51. a synchronous motor; 52. an annular gear disc; 53. synchronous telescopic driving piece; 531. a connection sleeve; 532. a synchronizing member; 533. and a spring thimble.
Detailed Description
It should be noted that, without conflict, the embodiments of the present application and features of the embodiments may be combined with each other. The application will be described in detail below with reference to the drawings in connection with embodiments.
It is noted that all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs unless otherwise indicated.
In the present invention, unless otherwise indicated, the terms "upper" and "lower" are used generally with respect to the directions shown in the drawings, or with respect to the vertical, vertical or gravitational directions; also, for ease of understanding and description, "left, right" is generally directed to the left, right as shown in the drawings; "inner and outer" refer to inner and outer relative to the outline of the components themselves, but the above-described orientation terms are not intended to limit the present invention.
According to the figures 1-7, the photovoltaic module insulation and voltage resistance testing device comprises a module testing mechanism, wherein the module testing mechanism comprises a testing platform 1, a module supporting part 2, a pressing part 3 and a tester 4, the testing platform 1 comprises an upper platen 11 and a lower platen 13, the tester 4 is arranged on the upper end surface of the upper platen 11, a feeding window 131 for passing through a photovoltaic module is arranged on the lower platen 13, and the module supporting part is arranged on the outer side of the feeding window 131 and used for supporting the photovoltaic module entering through the feeding window 131; a lifting platen 12 is arranged between the upper platen 11 and the lower platen 13, a lifting synchronization assembly 5 is arranged between the lifting platen 12 and the upper platen 11, a pressing portion 3 is arranged between the lower platen 13 and the lifting platen 12, the pressing portion 3 comprises a vertical pressing assembly 31 and a horizontal pressing assembly 32, and the vertical pressing assembly 31 and the horizontal pressing assembly 32 are matched to press an electrical connector to a photovoltaic assembly so as to connect the photovoltaic assembly to the tester 4. The lifting table plate 12 is simultaneously operated in the descending process, and the lifting synchronous assembly 5 calibrates the lifting table plate 12 in real time, so that the height errors around the lifting table plate 12 are eliminated when the lifting table plate 12 descends.
According to fig. 1-2, the lifting synchronization assembly 5 comprises a synchronization motor 51, an annular gear disc 52 and a synchronous telescopic transmission member 53, wherein a motor body of the synchronization motor 51 is fixed at the center position of the lower end face of the upper platen 11, an output shaft of the synchronization motor 51 is fixedly connected with one end of the synchronous telescopic transmission member 53 in a coaxial manner, the other end of the synchronous telescopic transmission member 53 is in transmission connection with inner teeth arranged on the annular gear disc 52, and the annular gear disc 52 is fixed at the center position of the upper end face of the lifting platen 12. The synchronous telescopic transmission piece 53 comprises a connecting sleeve 531 and a synchronous piece 532, the top end of the connecting sleeve 531 is fixedly connected with the center position of the lower end face of the upper platen 11 of the telescopic platen, the bottom end of the connecting sleeve 531 is sleeved with the top end of the synchronous piece 532, the top end of the synchronous piece 532 can slide up and down in the connecting sleeve 531, the free end of the synchronous piece 532 is provided with a movable gear, and the movable gear is meshed with the inner teeth of the ring gear. The lifting synchronization assembly 5 further comprises a spring thimble 533, wherein the synchronization piece 532 is composed of two or more connecting rods, the top ends of the two or more connecting rods are integrated into a whole, and the bottom ends are uniformly distributed at intervals in the circumferential direction; the top end of the spring thimble 533 abuts against the synchronizing piece 532, and the bottom end of the spring thimble 533 abuts against a groove formed in the top end of the lifting platen 12.
It should be noted that, the connecting sleeve 531 is divided into an upper pipe section and a lower pipe section, the inner diameter of the upper pipe section is larger than the inner diameter of the lower pipe section, the synchronous motor 51 is arranged in the upper pipe section, the connecting sleeve 531 and the synchronous piece 532 cooperate to enable the synchronous telescopic transmission piece 53 to have telescopic performance, and the connecting sleeve 531 is sleeved on the synchronous piece 532 to enable the synchronous piece 532 to be telescopic more accurately and not to deviate, the synchronous piece 532 is formed by splicing two connecting rods, the two connecting rods are positioned on the same straight line, the converging positions of the two connecting rods are sunken downwards and cooperate with the spring thimble 533 to ensure the stability of the synchronous piece 532 and the lifting platen 12, the section of the movable gear shaft is I-shaped, two ends of the movable gear are respectively positioned on the upper side and the lower side of the annular gear disc 52 (the annular gear disc 52 is suspended on the upper end face of the lifting platen 12, and the distance between the annular gear disc 52 and the lifting platen 12 is slightly larger than half length of the movable gear).
According to fig. 4-5, the vertical pressing assembly 31 comprises a pressing rod 311, a middle tube 312 and an outer tube 313, wherein the top end of the pressing rod 311 is slidably connected in the middle tube 312, the top end of the middle tube 312 is slidably connected in the outer tube 313, and the pressing rod 311 is fixed with the middle tube 312 and the outer tube 313 by locking screws. Two sliding grooves 3121 are formed on the wall of the middle pipe 312, the two sliding grooves 3121 are symmetrically arranged along the axis of the middle pipe 312, a through groove is formed on the pressure lever 311, a baffle rod 3111 is hinged in the through groove through shaft pin, and the length of the baffle rod 3111 is equal to the outer diameter of the middle pipe 312. The vertical press-fit assembly 31 can be suitable for testing various photovoltaic assemblies with different shapes, such as a planar photovoltaic assembly or a hanwa photovoltaic assembly, and the length of the press rod 311 in the middle tube 312 can be adjusted according to the photovoltaic assemblies with different shapes, such as fig. 4 is a schematic diagram of the press rod 311 shrinking and the middle tube 312, and fig. 5 is a schematic diagram of the press rod 311 stretching out of the middle tube 312 for a certain length. The adjusting mode is as follows: the locking screw between the compression bar 311 and the middle tube 312 is loosened, the compression bar 311 is lowered to protrude out of the middle tube 312 by a certain length to lock the locking screw again, then the baffle bar 3111 is pushed out of the through groove to change the vertical state to the horizontal state, two ends of the baffle bar 3111 are positioned in the sliding groove 3121 of the middle tube 312, finally the locking screw between the middle tube 312 and the outer tube 313 is loosened to enable the bottom end of the outer tube 313 to be abutted with the upper end of the baffle bar 3111, the lower end of the baffle bar 3111 is abutted with the lower end of the sliding groove 3121, and then the locking screw between the middle tube 312 and the outer tube 313 is locked again.
Here, in order to prevent the photovoltaic module from being damaged when the pressing rod 311 is pressed down, a buffer spring is installed at the bottom end of the pressing rod 311.
According to fig. 3, the horizontal pressing member 323 includes a transverse shaft 3236, a compression spring 3234, a pin 3233 and conductive cotton 3237, one end of the transverse shaft 3236 is inserted into the slider 322, and is connected with the slider 322 through the pin 3233 penetrating through the transverse shaft 3236, for limiting the telescopic length of the transverse shaft 3236, a slot for inserting the transverse shaft 3236 is formed in the slider 322, the compression spring 3234 is sleeved on the transverse shaft 3236, one end of the compression spring is fixedly connected with the transverse shaft 3236, the other end of the compression spring abuts against the bottom wall of the slot, and the conductive cotton 3237 is fixed at the other end of the transverse shaft 3236 opposite to the slider 322. Still another arrangement mode of the horizontal pressing assembly 32 is shown in fig. 6, the horizontal pressing assembly 32 comprises a cross rod 3231, a nut 3235 and conductive cotton 3232, one end of the cross rod 3231 is in threaded connection with the sliding block 322, the other end of the cross rod 3231 is fixedly connected with the conductive cotton 3232, the nut 3235 is in threaded connection with the cross rod 3231, and meanwhile the nut 3235 is used for being connected with the sliding block 322 to be in lateral abutting connection with the cross rod 3231.
The horizontal pressing piece 323 is arranged on the sliding block 322 and used for assisting in connecting and fixing the photovoltaic module from the side, the lateral displacement of the sliding block 322 is accurately controlled by the inclined guide post 321, and damage to the photovoltaic module is avoided.
In order to prevent the oblique guide post 321 from being separated from the slider 322 and then the slider 322 from inertial movement, a field weakening magnet is provided on the lower end surface of the slider 322 or the upper end surface of the base 324. In the present application, a magnetic attraction layer made of fragments of permanent magnets is provided on one side of the upper end surface of the base 324, so that the sliding resistance between the slider 322 and the base 324 is effectively increased.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.
It should be noted that the terms "first," "second," and the like in the description and the claims of the present application and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that embodiments of the application described herein may be implemented in sequences other than those illustrated or otherwise described herein.
The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a photovoltaic module withstand voltage testing arrangement, includes subassembly testing mechanism, subassembly testing mechanism includes test platform (1), subassembly supporting part (2), pressfitting portion (3) and tester (4), characterized by: the test platform (1) comprises an upper platen (11) and a lower platen (13), the tester (4) is arranged on the upper end face of the upper platen (11), a feed window (131) for a photovoltaic module to pass through is formed in the lower platen (13), and the module supporting part is arranged on the outer side of the feed window (131) and used for supporting the photovoltaic module entering through the feed window (131);
A lifting platen (12) is arranged between the upper platen (11) and the lower platen (13), a lifting synchronization assembly (5) is arranged between the lifting platen (12) and the upper platen (11), a pressing part (3) is arranged between the lower platen (13) and the lifting platen (12), the pressing part (3) comprises a vertical pressing assembly (31) and a horizontal pressing assembly (32), and the vertical pressing assembly (31) and the horizontal pressing assembly (32) are matched to be used for pressing an electrical connector to a photovoltaic assembly so as to connect the photovoltaic assembly to a tester (4);
The lifting synchronous assembly (5) comprises a synchronous motor (51), an annular gear disc (52) and a synchronous telescopic transmission piece (53), wherein a motor body of the synchronous motor (51) is fixed at the bottom of the upper platen (11), an output shaft of the synchronous motor (51) is fixedly connected with one end of the synchronous telescopic transmission piece (53) in a coaxial mode, the other end of the synchronous telescopic transmission piece (53) is connected with an inner tooth transmission arranged on the annular gear disc (52), and the annular gear disc (52) is fixed at the central position of the upper end face of the lifting platen (12);
The synchronous telescopic transmission part (53) comprises a connecting sleeve (531) and a synchronous part (532), the top end of the connecting sleeve (531) is fixedly connected with the center position of the lower end face of the upper platen (11) of the telescopic platen, the bottom end of the connecting sleeve (531) is sleeved with the top end of the synchronous part (532), the top end of the synchronous part (532) can slide up and down in the connecting sleeve (531), the free end of the synchronous part (532) is provided with a movable gear, and the movable gear is meshed with the inner teeth of the ring gear;
the lifting synchronization assembly (5) further comprises a spring thimble (533), the synchronization piece (532) is composed of two or more connecting rods, the top ends of the two or more connecting rods are integrated, and the bottom ends of the two or more connecting rods are uniformly distributed at intervals in the circumferential direction;
The top end of the spring thimble (533) is abutted with the synchronizing piece (532), and the bottom end of the spring thimble (533) is abutted in a groove formed in the top end of the lifting platen (12).
2. The photovoltaic module insulation withstand voltage testing device according to claim 1, characterized in that: the vertical pressing assembly (31) comprises a pressing rod (311), a middle pipe (312) and an outer pipe (313), wherein the top end of the pressing rod (311) is slidably connected in the middle pipe (312), the top end of the middle pipe (312) is slidably connected in the outer pipe (313), and the pressing rod (311) is fixed with the middle pipe (312) and the middle pipe (312) is fixed with the outer pipe (313) through locking screws.
3. The photovoltaic module insulation withstand voltage testing apparatus according to claim 2, characterized in that: two sliding grooves (3121) are formed in the pipe wall of the middle pipe (312), the two sliding grooves (3121) are symmetrically arranged in the axis of the middle pipe (312), a through groove is formed in the pressure rod (311), a baffle rod (3111) is hinged to a center shaft pin of the through groove, and the length of the baffle rod (3111) is equal to, slightly greater than or slightly smaller than the outer diameter of the middle pipe (312).
4. The photovoltaic module insulation withstand voltage testing device according to claim 1, characterized in that: the horizontal pressing assembly (32) comprises an inclined guide post (321), a sliding block (322), a base (324) and a horizontal pressing piece (323), wherein the top end of the inclined guide post (321) is fixed on the lower end face of the lifting platen (12), the base (324) is fixed on the upper end face of the lower platen (13), the bottom end of the sliding block (322) is in sliding connection with the top end of the base (324), a wedge-shaped groove matched with the inclined guide post (321) is formed in the sliding block (322), and the horizontal pressing piece (323) is arranged on one side of the sliding block (322) opposite to the feeding window (131);
When the lifting table plate (12) moves downwards, the inclined guide pillar (321) is inserted into the wedge-shaped groove, and the sliding block (322) and the horizontal pressing piece (323) are driven to move towards the feeding window (131).
5. The photovoltaic module insulation withstand voltage testing device according to claim 4, wherein: the horizontal pressing piece (323) comprises a transverse shaft (3236), a compression spring (3234), a bolt (3233) and conductive cotton (3237), one end of the transverse shaft (3236) is inserted into the sliding block (322), the transverse shaft (3236) is connected with the sliding block (322) through the bolt (3233) and used for limiting the telescopic length of the transverse shaft (3236), a slot for the transverse shaft (3236) to insert is formed in the sliding block (322), the compression spring (3234) is sleeved on the transverse shaft (3236), one end of the compression spring is fixedly connected with the transverse shaft (3236), the other end of the compression spring is abutted to the bottom wall of the slot, and the conductive cotton (3237) is fixed at the other end of the transverse shaft (3236) opposite to the sliding block (322).
6. The photovoltaic module insulation withstand voltage testing device according to claim 1, characterized in that: the horizontal pressing assembly (32) comprises a cross rod (3231), a nut (3235) and conductive cotton (3232), one end of the cross rod (3231) is in threaded connection with the sliding block (322), the other end of the cross rod (3231) is fixedly connected with the conductive cotton (3232), the nut (3235) is in threaded connection with the cross rod (3231), and meanwhile, the nut is used for being connected with the sliding block (322) to be in lateral abutting connection with the cross rod (3231).
7. The photovoltaic module insulation withstand voltage testing apparatus according to any one of claims 4 to 6, characterized in that: the lower end face of the sliding block (322) or the upper end face of the base (324) is provided with a weak magnet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410415817.9A CN118011062B (en) | 2024-04-08 | 2024-04-08 | Photovoltaic module insulation withstand voltage testing arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410415817.9A CN118011062B (en) | 2024-04-08 | 2024-04-08 | Photovoltaic module insulation withstand voltage testing arrangement |
Publications (2)
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