CN109470924A - A kind of photovoltaic back film resistance tester - Google Patents
A kind of photovoltaic back film resistance tester Download PDFInfo
- Publication number
- CN109470924A CN109470924A CN201811421450.2A CN201811421450A CN109470924A CN 109470924 A CN109470924 A CN 109470924A CN 201811421450 A CN201811421450 A CN 201811421450A CN 109470924 A CN109470924 A CN 109470924A
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- terminal
- sucker
- back side
- photovoltaic
- adjutage
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 230000005540 biological transmission Effects 0.000 claims description 9
- 238000005381 potential energy Methods 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 description 20
- 238000012360 testing method Methods 0.000 description 15
- 238000009413 insulation Methods 0.000 description 14
- 239000010410 layer Substances 0.000 description 6
- 238000001514 detection method Methods 0.000 description 5
- 238000005259 measurement Methods 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 239000011247 coating layer Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000003086 colorant Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 238000012956 testing procedure Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
- G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
-
- 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
-
- 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
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Photovoltaic Devices (AREA)
Abstract
The invention discloses a kind of photovoltaic back film resistance testers, including resistance watchcase；Terminal further includes passing through conducting wire respectively with the back side positive terminal of photovoltaic module rear-face contact, back side negative terminal, terminal and connecting with resistance watchcase including front negative terminal, the front positive terminal with photovoltaic module front face；Bindiny mechanism is flexibly connected simultaneously mutually insulated front negative terminal and front positive terminal, is flexibly connected simultaneously mutually insulated back side positive terminal, back side negative terminal.Bindiny mechanism is bonded fixation with photovoltaic module by sucker.Sucker includes upper sucker, lower sucker, and upper sucker is connect with front negative terminal, front positive terminal respectively by two adjutages, and lower sucker is connect with back side positive terminal, back side negative terminal respectively by two adjutages.Insulating properties between photovoltaic module two sides can detecte using the invention, also can detecte the insulating properties between the same face.Terminal arbitrarily can locally detect photovoltaic module, and accuracy is high.
Description
Technical field
The present invention relates to photovoltaic testing equipment fields, and in particular to a kind of photovoltaic back film resistance tester.
Background technique
Back film of photovoltaic component is also backboard simultaneously, and the function of backboard is packaged to component, to the cell piece of component
Unit is sealed protection.Backboard must have insulation performance simultaneously, and usual backboard color has white, black even blue red
Etc. coloured.In general backboard primitive color is white, but to realize that the coloured effect such as black needs to mix in primary colors backboard
" carbon " realizes black.And how much " carbon " ingredient determines the insulation situation of the coloured backboard such as black.It is made in backboard
Afterwards and there is the test equipments of backboard insulation values, but current backboard production line insulation tester there are some defects.Insulation is surveyed
The positive and negative two-end-point of instrument is tried respectively to two face contacts of backboard, showed the insulation situation of backboard later by high pressure.Due to test
Respectively on backboard two sides, so can only obtain the insulation performance between backboard two sides.And mainstream backboard is that have three-layered node at present
Structure, centre is mainly pet layer.So being limited the insulation of the pet layer of backboard intermediate structure when coat insulate when something goes wrong
Characteristic is unable to satisfy comprehensively and accurately insulating properties detection using traditional test means.
Summary of the invention
The problem to be solved in the present invention is to provide a kind of photovoltaic back film resistance tester, can detecte photovoltaic module two sides
Between insulating properties, also can detecte the insulating properties between the same face.Terminal arbitrarily can locally detect photovoltaic module, accuracy
It is high.
To solve the above problems, the present invention provides a kind of photovoltaic back film resistance tester, and in order to achieve the above objectives, the present invention
Solving technical solution used by its technical problem is:
A kind of photovoltaic back film resistance tester, comprising: resistance watchcase；Terminal, including with photovoltaic module front face just
Face negative terminal, front positive terminal, further include with the back side positive terminal of photovoltaic module rear-face contact, back side negative terminal,
Terminal passes through conducting wire respectively and connect with resistance watchcase；Bindiny mechanism is flexibly connected simultaneously mutually insulated front negative terminal and front
Positive terminal is flexibly connected simultaneously mutually insulated back side positive terminal, back side negative terminal.
Beneficial effect by adopting the above technical scheme is: for photovoltaic module, there are two independent contacts for every one side.Altogether
Four test endpoints are designed as, the same face is collocated with positive and negative terminals, and antarafacial is also collocated with positive and negative terminals, can detecte photovoltaic module
Insulating properties between two sides also can detecte the insulating properties between photovoltaic module the same face.The position of two endpoints in each face
It is all freely, not influence each other, determine that terminal can be contacted with any position of photovoltaic module, test local insulation
Property, detection range is wide, accuracy is high.
As a further improvement of the present invention, bindiny mechanism is bonded fixation with photovoltaic module by sucker.
Beneficial effect by adopting the above technical scheme is: sucker with the smooth surface of photovoltaic panel convenient for being bonded, convenient for family
The photovoltaic panel installed outside is detected, even if photovoltaic panel is the fixation that heeling condition nor affects on sucker when installing.No
The factory testing for being only applied to workshop can also be used for detection in follow-up maintenance, have a wide range of application, convenient, flexible.It is flexible
Sucker is also not easy to generate damage to photovoltaic module.
As a further improvement of the present invention, sucker includes upper sucker, lower sucker, and upper sucker passes through two adjutages point
Do not connect with front negative terminal, front positive terminal, lower sucker by two adjutages respectively with back side positive terminal, the back side
Negative terminal connection.
Beneficial effect by adopting the above technical scheme is: adjutage extends the contact range of terminal and photovoltaic module.
As further improvement of the invention, terminal is vertical with adjutage to be connect and is located remotely from the connected sucker of adjutage
One end.
Beneficial effect by adopting the above technical scheme is: terminal and photovoltaic module perpendicular contact, terminal can with adjusting position
It is wider to set range.
As further improvement of the invention, adjutage includes the first mutually nested arm, the second arm.
Beneficial effect by adopting the above technical scheme is: the stretching structure of nested, simple and reliable for structure.
As further improvement of the invention, sucker is equipped with shaft, and there are two adjutages for dislocation connection in shaft, prolongs
Semi-girder has rotary freedom around the shaft.
Beneficial effect by adopting the above technical scheme is: the terminal on adjutage can be moved circumferentially, adjutage of arranging in pairs or groups
Radial expansion function, terminal can on photovoltaic module any point contact in circle.
As further improvement of the invention, shaft is connected with servo motor.
Beneficial effect by adopting the above technical scheme is: servo motor can drive adjutage to rotate specific angle, from
And changing position of the terminal on photovoltaic module, the insulating properties measurement between different location point improves the accuracy of measurement, just
It is measured between each part.
As further improvement of the invention, the outer wall of servo motor wraps up a layer insulating.
Beneficial effect by adopting the above technical scheme is: the shape of servo motor is also convenient for personnel's grasping, and insulating layer guarantees
The safety of personnel.
As further improvement of the invention, driving cog is connected between two adjutages connecting with same shaft
The transmission ratio of wheel, transmission gear is not equal to one.
Beneficial effect by adopting the above technical scheme is: so that when servo motor driving adjutage rotation, in same shaft
The angular speed of two adjutages is different, and contact position of corresponding two terminals on photovoltaic module is more more with rotation
Sample.
As further improvement of the invention, adjutage has curved elastic potential energy, and the length of terminal is greater than institute
The even height of the oral area of the connected sucker of the contact position of adjutage and connected shaft distance.
Beneficial effect by adopting the above technical scheme is: adjutage is appropriately curved, guarantees that terminal connects with photovoltaic module surface
Touching, and apply certain elastic pressure, guarantee that terminal and photovoltaic module are in close contact.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the perspective view of one embodiment of the present invention；
Fig. 2 is the application schematic diagram of another embodiment of the present invention.
1- resistance watchcase；The front 2- negative terminal；The front 3- positive terminal；The back side 4- positive terminal；The back side 5- negative pole end
Son；The upper sucker of 6-；Sucker under 7-；8- shaft；9- adjutage；The first arm of 9a-；The second arm of 9b-；10- conducting wire；11- photovoltaic module；
12- servo motor.
Specific embodiment
Combined with specific embodiments below, the contents of the present invention are described in further detail:
In order to reach the purpose of the present invention, a kind of photovoltaic back film resistance tester, comprising: resistance watchcase 1；Terminal, including
Front negative terminal 2, front positive terminal 3 with 11 front face of photovoltaic module further include and 11 rear-face contact of photovoltaic module
Back side positive terminal 4, back side negative terminal 5, terminal passes through conducting wire 10 respectively and connect with resistance watchcase 1；Bindiny mechanism, activity
Simultaneously mutually insulated front negative terminal 2 and front positive terminal 3 are connected, simultaneously mutually insulated back side positive terminal 4, back are flexibly connected
Face negative terminal 5.
Front negative terminal 2, front positive terminal 3, back side positive terminal 4,5 four conducting wires of common mistake of back side negative terminal
10 connect with resistance watchcase 1.Have battery in resistance watchcase 1, utilizes Ohm's law measuring resistance.
Beneficial effect by adopting the above technical scheme is: for photovoltaic module, there are two independent contacts for every one side.Altogether
Four test endpoints are designed as, the same face is collocated with positive and negative terminals, and antarafacial is also collocated with positive and negative terminals, can detecte photovoltaic module
Insulating properties between two sides also can detecte the insulating properties between photovoltaic module the same face.The position of two endpoints in each face
It is all freely, not influence each other, determine that terminal can be contacted with any position of photovoltaic module, test local insulation
Property, detection range is wide, accuracy is high.
In other embodiments of the invention, bindiny mechanism is bonded fixation with photovoltaic module 11 by sucker.
Beneficial effect by adopting the above technical scheme is: sucker with the smooth surface of photovoltaic panel convenient for being bonded, convenient for family
The photovoltaic panel installed outside is detected, even if photovoltaic panel is the fixation that heeling condition nor affects on sucker when installing.No
The factory testing for being only applied to workshop can also be used for detection in follow-up maintenance, have a wide range of application, convenient, flexible.It is flexible
Sucker is also not easy to generate damage to photovoltaic module.
In other embodiments of the invention, sucker includes upper sucker 6, lower sucker 7, and upper sucker 6 is prolonged by two
Semi-girder 9 is connect with front negative terminal 2, front positive terminal 3 respectively, lower sucker 7 by two adjutages 9 respectively with the back side just
Extreme son 4, back side negative terminal 5 connect.
Adjutage 9 is parallel with 11 principal plane of photovoltaic module.
Beneficial effect by adopting the above technical scheme is: adjutage extends the contact range of terminal and photovoltaic module.
In other embodiments of the invention, terminal is vertical with adjutage 9 to be connect and is located remotely from adjutage 9 and connect
One end of sucker.
Beneficial effect by adopting the above technical scheme is: terminal and photovoltaic module perpendicular contact, terminal can with adjusting position
It is wider to set range.
In other embodiments of the invention, adjutage 9 includes the first mutually nested arm 9a, the second arm 9b.
Beneficial effect by adopting the above technical scheme is: the stretching structure of nested, simple and reliable for structure.
In other embodiments of the invention, sucker is equipped with shaft 8, and there are two extend for dislocation connection in shaft 8
Arm 9, adjutage 9 have around the shaft 8 rotary freedom.
Shaft 8 is co-axially fixed, the fixed top with upper sucker 6 of shaft 8, the fixation of shaft 8 and lower sucker 7 with sucker
Bottom.Two axially offsetting along shaft 8 of adjutage 9 in same shaft 8.
Beneficial effect by adopting the above technical scheme is: the terminal on adjutage can be moved circumferentially, adjutage of arranging in pairs or groups
Radial expansion function, terminal can on photovoltaic module any point contact in circle.
In other embodiments of the invention, as shown in Fig. 2, shaft 8 is coaxially connected with servo motor 12.
Beneficial effect by adopting the above technical scheme is: servo motor can drive adjutage to rotate specific angle, from
And changing position of the terminal on photovoltaic module, the insulating properties measurement between different location point improves the accuracy of measurement, just
It is measured between each part.
In other embodiments of the invention, the outer wall of servo motor 12 wraps up a layer insulating.
Beneficial effect by adopting the above technical scheme is: the shape of servo motor is also convenient for personnel's grasping, and insulating layer guarantees
The safety of personnel.
In other embodiments of the invention, transmission is connected between two adjutages 9 connecting with same shaft 8
The transmission ratio of gear, transmission gear is not equal to one.
For two adjutages 9 in same shaft 8 similar to the drive mechanism of minute hand hour hands, transmission ratio can be 12: 1.
Beneficial effect by adopting the above technical scheme is: so that when servo motor driving adjutage rotation, in same shaft
The angular speed of two adjutages is different, and contact position of corresponding two terminals on photovoltaic module is more more with rotation
Sample.
In other embodiments of the invention, adjutage 9 has curved elastic potential energy, and the length of terminal is greater than
The height of connected adjutage 9 and the oral area of the connected sucker of contact position distance of connected shaft 8.
Beneficial effect by adopting the above technical scheme is: adjutage is appropriately curved, guarantees that terminal connects with photovoltaic module surface
Touching, and apply certain elastic pressure, guarantee that terminal and photovoltaic module are in close contact.
Testing procedure are as follows: the first step tests energization front negative terminal 2, front positive terminal 3 respectively, judges positive painting
Coat structure insulation performance；Second step then tests energization back side positive terminal 4, back side negative terminal 5, judges backside coating
Layer structural insulation performance；Third step tests energization front negative terminal 2 respectively, back side positive terminal 4 judges backboard overall structure
Between insulation performance.At least test all passes through as qualification three times.Third step also may include test energization front positive terminal
3, back side negative terminal 5 judges backside coating layer structural insulation performance.
The above embodiments merely illustrate the technical concept and features of the present invention, and its object is to allow person skilled in the art
Scholar can understand the contents of the present invention and be implemented, and it is not intended to limit the scope of the present invention, it is all according to the present invention
Equivalent change or modification made by Spirit Essence, should be covered by the scope of protection of the present invention.
Claims (10)
1. a kind of photovoltaic back film resistance tester characterized by comprising
Resistance watchcase；
Terminal further includes carrying on the back with photovoltaic module including front negative terminal, the front positive terminal with photovoltaic module front face
Back side positive terminal, the back side negative terminal of face contact, the terminal pass through conducting wire respectively and connect with resistance watchcase；
Bindiny mechanism is flexibly connected simultaneously mutually insulated front negative terminal and front positive terminal, is flexibly connected simultaneously mutually insulated
Back side positive terminal, back side negative terminal.
2. a kind of photovoltaic back film resistance tester according to claim 1, it is characterised in that: the bindiny mechanism passes through suction
Disk is bonded fixation with photovoltaic module.
3. a kind of photovoltaic back film resistance tester according to claim 2, it is characterised in that: the sucker includes upper suction
Disk, lower sucker, the upper sucker is connect with front negative terminal, front positive terminal respectively by two adjutages, under described
Sucker is connect with back side positive terminal, back side negative terminal respectively by two adjutages.
4. a kind of photovoltaic back film resistance tester according to claim 3, it is characterised in that: the terminal and adjutage hang down
Direct-connected one end connect and be located remotely from the connected sucker of adjutage.
5. a kind of photovoltaic back film resistance tester according to claim 3, it is characterised in that: the adjutage includes mutual
The first arm, the second arm of nesting.
6. a kind of photovoltaic back film resistance tester according to claim 3, it is characterised in that: the sucker, which is equipped with, to be turned
Axis, there are two adjutage, the adjutage has rotary freedom around the shaft for dislocation connection in the shaft.
7. a kind of photovoltaic back film resistance tester according to claim 6, it is characterised in that: the shaft is connected with servo
Motor.
8. a kind of photovoltaic back film resistance tester according to claim 7, it is characterised in that: the outer wall of the servo motor
Wrap up a layer insulating.
9. a kind of photovoltaic back film resistance tester according to claim 6, it is characterised in that: two connect with same shaft
Transmission gear is connected between a adjutage, the transmission ratio of the transmission gear is not equal to one.
10. a kind of photovoltaic back film resistance tester according to claim 3, it is characterised in that: the adjutage has curved
Bent elastic potential energy, the length of the terminal are greater than the mouth of the connected sucker of contact position distance of connected adjutage and connected shaft
The height in portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811421450.2A CN109470924A (en) | 2018-11-26 | 2018-11-26 | A kind of photovoltaic back film resistance tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811421450.2A CN109470924A (en) | 2018-11-26 | 2018-11-26 | A kind of photovoltaic back film resistance tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109470924A true CN109470924A (en) | 2019-03-15 |
Family
ID=65674542
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811421450.2A Pending CN109470924A (en) | 2018-11-26 | 2018-11-26 | A kind of photovoltaic back film resistance tester |
Country Status (1)
| Country | Link |
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| CN (1) | CN109470924A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111948457A (en) * | 2020-08-07 | 2020-11-17 | 四川泛华航空仪表电器有限公司 | Resistance card output resistance continuity detection device |
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| CN209640411U (en) * | 2018-11-26 | 2019-11-15 | 浙江宝利特新能源股份有限公司 | A kind of photovoltaic back film resistance tester |
-
2018
- 2018-11-26 CN CN201811421450.2A patent/CN109470924A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200268652Y1 (en) * | 2001-12-07 | 2002-03-16 | 한전기공주식회사 | Lead wire for circuit tester |
| CN205427046U (en) * | 2016-03-12 | 2016-08-03 | 国家电网公司 | Insulating resistor tester |
| CN205426969U (en) * | 2016-03-23 | 2016-08-03 | 国网山东省电力公司高唐县供电公司 | Universal meter is clamping device for pen -shape metre |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111948457A (en) * | 2020-08-07 | 2020-11-17 | 四川泛华航空仪表电器有限公司 | Resistance card output resistance continuity detection device |
| CN111948457B (en) * | 2020-08-07 | 2023-02-03 | 四川泛华航空仪表电器有限公司 | Resistance card output resistance continuity detection device |
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