CN208638330U - A kind of photovoltaic module IV test fixture - Google Patents
A kind of photovoltaic module IV test fixture Download PDFInfo
- Publication number
- CN208638330U CN208638330U CN201821222270.7U CN201821222270U CN208638330U CN 208638330 U CN208638330 U CN 208638330U CN 201821222270 U CN201821222270 U CN 201821222270U CN 208638330 U CN208638330 U CN 208638330U
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- test
- thimble
- contact chip
- photovoltaic module
- base body
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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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- Testing Of Individual Semiconductor Devices (AREA)
Abstract
The utility model discloses a kind of photovoltaic module IV test fixtures, including tooling base and ejector pin mechanism, the tooling base includes base body, one side surface of base body is fixed with two groups of contact chips being made of an electrically conducting material, every group of contact chip includes at least two contact chips, the ejector pin mechanism includes test thimble seat, the thimble being made of an electrically conducting material identical with contact chip quantity on the base body is provided on the test thimble seat, contact chip described in every group is electrically connected the conversion terminal for connecting with photovoltaic component terminal box, the IV test for completing photovoltaic module is contacted with thimble by the contact chip.The utility model uses more thimble methods of testing, and the stability and accuracy of test can be improved.
Description
Technical field
The utility model relates to a kind of photovoltaic products auxiliary test units, and in particular to a kind of photovoltaic module IV test work
Dress.
Background technique
Conventional photovoltaic component is to be tested by the way of manually plug line when IV is tested, when photovoltaic module flows into IV
After test zone positioning, after manually connecting the adapter of component with bindiny mechanism, adapter is disconnected again after being completed, group
Part flows out test zone.That there are operation intensities is high for the mode of artificial plug line, working efficiency is low, has the defects of Danger Electric shock risk, because
It is very necessary that this provides a kind of IV test fixture for not needing manually to plug line.
Application No. is 201720081850.8, in the utility model patent of entitled " a kind of photovoltaic IV test fixture "
Disclose a kind of photovoltaic IV test fixture comprising tooling head and working base, tooling head include tooling head ontology and by conduction material
Left and right contact chip made of expecting, the left and right contact chip left and right side for being laid in the tooling head body top surface insulated from each other, with
Two ejector pin mechanism of IV mechanism for testing is corresponding.Working base includes working base ontology and absorption/sticking structure, the absorption/stickup knot
Structure is mounted on the surface of the working base ontology, for installation of the working base on double slope photovoltaic component glass face.
Above-mentioned test fixture, although can replace the test mode of previous artificial plug line, the stability and survey of test
It is insufficient to try data accuracy, test data discreteness is big, also deviates with the average value of artificial test results, causes certain function
Rate loss.
Utility model content
Technical problem to be solved in the utility model is just to provide a kind of photovoltaic module IV test fixture, solves existing
Photovoltaic IV test fixture in technology measures stability deficiency and the low problem of measured value precision.
Above-mentioned technical problem is solved, the technical solution adopted in the utility model is as follows:
A kind of photovoltaic module IV test fixture, including tooling base and ejector pin mechanism, the tooling base include pedestal sheet
Body, two groups of contact chips being made of an electrically conducting material are fixed on a side surface of the base body, and every group of contact chip includes extremely
Few two contact chips, the ejector pin mechanism include test thimble seat, are provided with and the base body on the test thimble seat
The identical thimble being made of an electrically conducting material of upper contact chip quantity, contact chip described in every group be electrically connected for and photovoltaic group
The conversion terminal of part terminal box connection contacts the IV test for completing photovoltaic module by the contact chip with thimble.
The utility model uses more thimble methods of testing, and the electronic load of test fixture is led at photovoltaic component terminal box,
The use for cooperating conversion terminal, in test process, electronic load can using Kelvin's principle by electronic load, connecting cable until
All resistance values in conversion terminal are tested and are included in board internal resistance, are tied to mask extraneous resistance value and test photovoltaic module
The influence of fruit.
The utility model can also do following improvement,
The conversion terminal of the utility model have first connecting pin and multiple second connection ends, described second
The quantity of connecting pin is identical as the contact chip quantity of every group of contact chip, and first connecting pin is used for and the photovoltaic module wiring
Box connection, each second connection end correspondence are electrically connected with a contact chip.
The utility model is preferably to fix conducting wire cable, prevents cable from falling during the motion, the conversion terminal
Second connection end connect with the contact chip by conducting wire, and one end that the conducting wire is connect with the contact chip is by the bottom
The one side wall of seat ontology is connect after penetrating the base body with the contact chip.
The junction of conducting wire and base body is equipped with seal nipple, the seal nipple in a kind of feasible embodiment
Including be fixedly connected with the base body seal nipple ontology, for fixing seal joint body seal nipple nut and
The seal nipple seal cap being sheathed on seal nipple ontology.The component of seal nipple is all made of brass nickel plating-silica gel material system
At can be with dustproof and waterproof.
Single glass photovoltaic module mainly includes frame, terminal box and by backboard, EVA, welding, cell piece, glass plate, silica gel etc.
The panel of composition usually has difference in height, for convenience the connection between different photovoltaic modulies between frame and panel, frame with
Also there are gaps between panel.
After making test fixture flow into IV test zone in company with photovoltaic module to be measured, thimble is contacted with contact chip contraposition,
Base body described in the utility model is provided with limited block on a side surface opposite with the contact chip, and the limited block is used for
It contacts and positions with photovoltaic component terminal box.
The fixed form of base body and photovoltaic module as one preferred, on base body described in the utility model
It is provided with grip block, frame of the grip block for base body and photovoltaic module is fixed.Grip block can be arranged with by one
The grip block shaft of torque spring is movably connected on the base body.
Preferably, the quantity of contact chip is two in every group of contact chip of the utility model, set on the test thimble seat
It sets there are four thimble, the conversion terminal has first connecting pin and two second connection ends.
As the preferred design of the utility model thimble, the thimble passes through the test thimble seat, and the thimble is located at
The part of test thimble seat side is connected with linear bearing, and the part positioned at the test thimble seat other side is arranged with compression spring,
Described compression spring one end acts against the surface of the test thimble seat, and the other end, which acts against, to be fixedly connected on the thimble
On thimble nut.
Compared with prior art, the utility model has the following beneficial effects:
1, the utility model passes through the Curve guide impeller of contact chip and thimble, using multiprobe test method, reduces contact electricity
Resistance, enhances measuring stability, and can electronic load, connection cables and switching to test fixture using multiprobe test
All resistance values in terminal are tested, so as to effectively mask extraneous component to the shadow of photovoltaic module IV test result
It rings, keeps measured value more accurate.
2, test fixture strong applicability provided by the utility model can be applied not only to photovoltaic module IV test, and
It can also be applied to the insulation voltage-withstand test of photovoltaic module, in EL test macro, same method, by the contact chip of test fixture
It is connected with the ejector pin mechanism of insulation pressure resistance, EL test zone.In advance by the tooling of test fixture in the utility model
Pedestal is fixedly connected with photovoltaic module, and photovoltaic module can successively flow into IV test macro, insulation voltage-withstand test on p-wire
Test is completed in system, EL test macro, reduces tester.
Test fixture provided by the utility model is primarily adapted for use in the performance test of single glass photovoltaic module.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described.
Fig. 1 is a kind of combination diagram of photovoltaic IV test fixture ejector pin mechanism and tooling base in the utility model；
Fig. 2 is a kind of schematic perspective view of the utility model tooling base；
Fig. 3 is the schematic perspective view of another angle of tooling base in the utility model Fig. 2；
Fig. 4 is a kind of structural schematic diagram of the utility model ejector pin mechanism；
Fig. 5 is the utility model tooling base and photovoltaic module scheme of installation.
Description of symbols in specific embodiment:
1- base body；2- grip block shaft；3- torque spring；4- seal nipple ontology；5- seal nipple seal cap；6-
Seal nipple nut；7- grip block；8- rubber rollers；9- rubber roll shaft；10- limited block；11- contact chip；12- contact chip connection gasket
Piece；13- contact chip fixing screws；14- contact chip attachment screw；The two-in-one conversion terminal of 15-；The connection of 16- conversion terminal is public
Head；17- conversion terminal connects female；18- thimble nut；19- linear bearing；20- thimble；21- compression spring；22- thimble connects
Connection pad piece；23- tests thimble seat card；24- tests thimble seat；25- thimble attachment screw；26- terminal box；27- photovoltaic module
Frame.
Specific embodiment
The utility model is further described below with reference to embodiment.
A kind of photovoltaic IV test fixture as shown in Figures 1 to 5, including tooling base and ejector pin mechanism, tooling base packet
Base body 1 is included, two groups of contact chips being made of an electrically conducting material 11 are fixed on 1 top surface of base body, are wrapped on every group of contact chip
Include at least two contact chips 11, ejector pin mechanism includes test thimble seat 24, test on thimble seat 24 be provided with on base body 1
The identical thimble 20 being made of an electrically conducting material of 11 quantity of contact chip, every group of contact chip, which has been electrically connected, to be used for and photovoltaic module
The conversion terminal that terminal box 26 connects contacts the IV test for completing photovoltaic module by contact chip with thimble.
IV test fixture provided by the utility model when in use, by the conversion terminal of tooling base and photovoltaic module wiring
Ejector pin mechanism is mounted on IV tester by box connection to make contact chip connect with photovoltaic component terminal box.Tooling base with
Photovoltaic module enters the test section IV, and the contact chip of tooling base is in contact with ejector pin mechanism, to complete IV test.
It should be noted that the positive terminal and anode connector of the terminal box of photovoltaic module usual one is male connector, it is another
A is female, therefore, in the utility model, in the conversion terminal of two groups of contact chips, the first of the conversion terminal of one group of contact chip
Connecting pin is provided with connection male connector, and the first connecting pin of the conversion terminal of another group of contact chip is provided with connection female.
The quantity of contact chip 11 is two in every group of contact chip in this example, and thimble quantity totally four, every group of contact chip is electric
A two-in-one conversion terminal 15 is connected, one of them two-in-one conversion terminal connection conversion terminal connects male connector 16, another
Conversion terminal connects conversion terminal and connects female 17.
As a kind of preferred embodiment:
For fixed conducting wire cable, prevent cable from falling during the motion, the conducting wire for connecting two-in-one conversion terminal 15 is worn
It is connect after crossing the one side wall of base body 1 with contact chip 11, the junction of conducting wire and base body 1 is equipped with seal nipple, sealing
Connector includes the seal nipple ontology 4 being fixedly connected with base body 1, the seal nipple spiral shell for fixing seal joint body 4
Female 6 (seal nipple ontology 4 is fixed on base body 1) and the seal nipple sealing being sheathed on seal nipple ontology 4
Cap 5.The component of seal nipple is all made of brass nickel plating-silica gel material and is made, can be with dustproof and waterproof.As shown in Fig. 2, conducting wire can be with
It is connect by contact chip attachment screw 14 on seal nipple and contact chip attachment spacers 12 with contact chip 11, contact chip 11 passes through
Contact chip fixing screws 13 are fixedly connected with base body 1.
After making test fixture flow into IV test zone in company with photovoltaic module to be measured, thimble 20 connects with the contraposition of contact chip 11
Touching, is provided with limited block 10, limited block 10 can be contacted with the terminal box 26 of photovoltaic module with assignment test on base body 1
Installation site of the tooling on photovoltaic module.
Grip block 7 is provided on base body 1, frame of the grip block 7 for base body 1 and photovoltaic module is fixed.Folder
The grip block shaft 2 that torque spring 3 can be arranged with by one by holding plate 7 is movably connected on base body 1.Grip block 7 has one
A clamping part for protruding into the gap between photovoltaic component frame 27 and photovoltaic module panel, in base body 1 and photovoltaic module
Bezel contact position sets step surface (as shown in Fig. 2, two opposite tables of base body 1 are arranged in the step surface and contact chip
On face), torque spring 3 can be clamped between clamping part and step surface as power elastic component, frame is stored, and the front end of clamping part is set
Rubber rollers 8 are set, rubber rollers 8 are installed on rubber roll shaft 9, and rubber rollers 8 play the role of anti-skidding, prevent test fixture in photovoltaic module
Upper fixed position, which changes, influences probe contraposition contact, is also used for isolation test tooling, prevents grip block 7 and photovoltaic module side
The directly contact of frame 27 leads to the adverse effects such as frame scuffing.Optionally, grip block 7 is arranged between two groups of contact chips.
As the preferred embodiment of thimble, thimble 20 passes through test thimble seat 24, and thimble 20 is located at test thimble seat 24 1
The part of side is connected with linear bearing 19, and thimble 20 can slide in linear bearing；Linear bearing 19 is by test thimble seat card
23, which are fixed in one entirety of composition, linear bearing 19 on test thimble seat 24, selects the nonmetallic materials of insulation, is pushing up
Needle 24 play the guiding role when linearly sliding, and is arranged with compression spring 21 positioned at the part of test 24 other side of thimble seat and makees
Power elastic component is stored, for the reset of thimble 20,21 one end of compression spring acts against the surface of test thimble seat 24, and the other end abuts against
On the thimble nut 18 being fixedly connected on thimble 20.
As a kind of achievable connection type, as shown in figure 4, thimble 20 can pass through thimble attachment spacers 22 and thimble
Attachment screw 25 is connect with mechanism for testing, specifically be can be and is connect with IV tester load device lead.22 He of thimble attachment spacers
Thimble attachment screw 25 can be located at the end in linear bearing 19 with thimble 20 and connect.
The above embodiments of the present invention is not the restriction to scope of protection of the utility model, the reality of the utility model
It is without being limited thereto to apply mode, all this kind above content according to the present utility model, according to the ordinary technical knowledge of this field and used
With means, under the premise of not departing from the utility model above-mentioned basic fundamental thought, the utility model above structure is made its
The modification, replacement or change of its diversified forms, shall fall within the scope of the present invention.
Claims (8)
1. a kind of photovoltaic module IV test fixture, including tooling base and ejector pin mechanism, which is characterized in that the tooling base packet
Base body is included, two groups of contact chips being made of an electrically conducting material, every group of contact are fixed on a side surface of the base body
Piece includes at least two contact chips, and the ejector pin mechanism includes test thimble seat, be provided on the test thimble seat with it is described
The identical thimble being made of an electrically conducting material of contact chip quantity on base body, contact chip described in every group, which has been electrically connected, to be used for
The conversion terminal connected with photovoltaic component terminal box contacts the IV test for completing photovoltaic module by the contact chip with thimble.
2. photovoltaic module IV test fixture according to claim 1, which is characterized in that the conversion terminal has one the
One connecting pin and multiple second connection ends, the quantity of the second connection end is identical as the contact chip quantity of every group of contact chip,
For connecting with the photovoltaic component terminal box, each second connection end is corresponded to and is connect described in one for first connecting pin
Contact electrical connection.
3. photovoltaic module IV test fixture according to claim 2, which is characterized in that the second connection of the conversion terminal
End is connect with the contact chip by conducting wire, and one end that the conducting wire is connect with the contact chip is by the one of the base body
Side wall is connect after penetrating the base body with the contact chip.
4. photovoltaic module IV test fixture according to claim 3, which is characterized in that the company of the conducting wire and base body
It meets place and is equipped with seal nipple, the seal nipple includes the seal nipple ontology being fixedly connected with the base body, for solid
Determine the seal nipple nut of seal nipple ontology and the seal nipple seal cap being sheathed on seal nipple ontology.
5. photovoltaic module IV test fixture according to claim 1, which is characterized in that the base body is contacted with described
Limited block is provided on the opposite side surface of piece, the limited block is used for and photovoltaic component terminal box contact positioning, makes described
Contact chip and thimble contraposition.
6. photovoltaic module IV test fixture according to claim 1, which is characterized in that be provided with folder on the base body
Plate is held, frame of the grip block for the base body and photovoltaic module is fixed.
7. photovoltaic module IV test fixture according to claim 2, which is characterized in that contact chip in every group of contact chip
Quantity be two, there are four thimble, there is the conversion terminal one described first to connect for setting on the test thimble seat
End and two second connection ends.
8. -5 any photovoltaic module IV test fixture according to claim 1, which is characterized in that the thimble passes through institute
Test thimble seat is stated, the part that the thimble is located at test thimble seat side is connected with linear bearing, and it is another to be located at test thimble seat
The part of side is arranged with spring, and the spring one end acts against the surface of the test thimble seat, and the other end acts against fixation
It is connected on the thimble nut on the thimble.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821222270.7U CN208638330U (en) | 2018-07-31 | 2018-07-31 | A kind of photovoltaic module IV test fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821222270.7U CN208638330U (en) | 2018-07-31 | 2018-07-31 | A kind of photovoltaic module IV test fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208638330U true CN208638330U (en) | 2019-03-22 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821222270.7U Active CN208638330U (en) | 2018-07-31 | 2018-07-31 | A kind of photovoltaic module IV test fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208638330U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112865704A (en) * | 2021-01-18 | 2021-05-28 | 江西兰丰科技有限公司 | Connector lug for testing photovoltaic module |
| CN112865705A (en) * | 2021-01-27 | 2021-05-28 | 东方日升(义乌)新能源有限公司 | Crystalline silicon photovoltaic module IV test tool, automatic test equipment and method |
-
2018
- 2018-07-31 CN CN201821222270.7U patent/CN208638330U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112865704A (en) * | 2021-01-18 | 2021-05-28 | 江西兰丰科技有限公司 | Connector lug for testing photovoltaic module |
| CN112865705A (en) * | 2021-01-27 | 2021-05-28 | 东方日升(义乌)新能源有限公司 | Crystalline silicon photovoltaic module IV test tool, automatic test equipment and method |
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