CN108957281A - A kind of photovoltaic junction box diode characteristic detection device - Google Patents

A kind of photovoltaic junction box diode characteristic detection device Download PDF

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Publication number
CN108957281A
CN108957281A CN201811069541.4A CN201811069541A CN108957281A CN 108957281 A CN108957281 A CN 108957281A CN 201811069541 A CN201811069541 A CN 201811069541A CN 108957281 A CN108957281 A CN 108957281A
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CN
China
Prior art keywords
junction box
photovoltaic junction
detection
diode
photovoltaic
Prior art date
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Pending
Application number
CN201811069541.4A
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Chinese (zh)
Inventor
徐艮根
黄定军
徐小青
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NINGBO CHUANGYUAN PHOTOVOLTAIC TECHNOLOGY Co Ltd
Original Assignee
NINGBO CHUANGYUAN PHOTOVOLTAIC TECHNOLOGY Co Ltd
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Application filed by NINGBO CHUANGYUAN PHOTOVOLTAIC TECHNOLOGY Co Ltd filed Critical NINGBO CHUANGYUAN PHOTOVOLTAIC TECHNOLOGY Co Ltd
Priority to CN201811069541.4A priority Critical patent/CN108957281A/en
Publication of CN108957281A publication Critical patent/CN108957281A/en
Pending legal-status Critical Current

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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/26Testing of individual semiconductor devices
    • G01R31/2607Circuits therefor
    • G01R31/2632Circuits therefor for testing diodes
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/26Testing of individual semiconductor devices
    • G01R31/27Testing of devices without physical removal from the circuit of which they form part, e.g. compensating for effects surrounding elements

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Photovoltaic Devices (AREA)
  • Testing Of Individual Semiconductor Devices (AREA)

Abstract

The present invention relates to a kind of photovoltaic junction box diode characteristic detection device, including photovoltaic junction box monitor station, it is used to position the detection station of photovoltaic junction box including at least one, and each detection station is equipped with inductor;Gantry support is erected on photovoltaic junction box monitor station, and gantry support includes the sliding rail being laterally arranged, and the lifting cylinder that detection station quantity is equipped with respective numbers is corresponded on sliding rail, the bottom of lifting cylinder is fixed with test probe;Detect controller, it is electrically connected with lifting cylinder and inductor, when detection, photovoltaic junction box is electrically connected with detection controller, inductor has sensed photovoltaic junction box insertion, inductor feeds back to detection controller, and detection controller control lifting cylinder drops to the Test Diode point contact in test probe and photovoltaic junction box, and photovoltaic junction box will test result and feed back to detection controller.Greatly improve detection efficiency and qualification rate.

Description

A kind of photovoltaic junction box diode characteristic detection device
Technical field
The present invention relates to diode detection fields, more particularly, to a kind of photovoltaic junction box diode characteristic detection device.
Background technique
Currently, the diode method in traditional test photovoltaic junction box is by oscillograph and a pair of of the photovoltaic of multimeter one Each diode is tested in terminal box, and the variation of waveform is observed by oscillograph, artificially judges whether diode is qualified, into And judging whether photovoltaic junction box is qualified, this test method has considerable drawback: firstly, this test method low efficiency, It cannot reach while test all diodes in a photovoltaic junction box;Secondly, decision errors are high, by artificial judgement, Control there are more human factor, to the qualification rate of product by human factor;Third, this test method will appear two poles The detection leakage phenomenon of pipe, and it is not easy to the access of later data, certain difficulty, and traditional test side are caused to doing over again for product Formula can't test the resistance of male and female line.
Summary of the invention
The technical problem to be solved by the present invention is in view of the problems of the existing technology provide one kind to greatly improve detection The photovoltaic junction box diode characteristic detection device of efficiency and qualification rate.
The technical scheme of the invention to solve the technical problem is: a kind of photovoltaic junction box diode characteristic detection Device, which is characterized in that including
Photovoltaic junction box monitor station is used to position the detection station of photovoltaic junction box, and each detection station including at least one It is equipped with inductor, for incuding photovoltaic junction box insertion;
Gantry support is erected on photovoltaic junction box monitor station, and the gantry support includes the sliding rail being laterally arranged, the sliding rail Upper corresponding detection station quantity is equipped with the lifting cylinder of respective numbers, and the bottom of the lifting cylinder is fixed with test probe, institute State the distribution matching setting that test probe corresponds to Test Diode point in photovoltaic junction box;
Controller is detected, is electrically connected with lifting cylinder and inductor, when detection, photovoltaic junction box is electrically connected with detection controller It connects, inductor has sensed photovoltaic junction box insertion, and inductor feeds back to detection controller, and detection controller controls lifting cylinder The Test Diode point contact in test probe and photovoltaic junction box is dropped to, detection time, light are controlled by detection controller Volt terminal box will test result and feed back to detection controller.
Further, each detection station is equipped with for limiting the limiting slot of photovoltaic junction box and for connecing photovoltaic Wire box is securely adsorbed on the adsorption tool of limiting slot, and the limiting slot is open at one end, for being inserted into photovoltaic junction box.
Further, the lifting cylinder can transverse shifting on the slide rail, and by external debugging cylinder in photovoltaic wiring Position of the adjustment lifting cylinder with respect to detection station before box test.
Further, the detection controller have human-computer interaction interface, the human-computer interaction interface include operational and controlled key button, For showing the display screen of the detection data of photovoltaic junction box and for warning photovoltaic junction box unqualified and whole device event The alarm device of barrier.
Further, the photovoltaic junction box monitor station is additionally provided with laser code burner and/or bar code scanner, the laser It carves ink recorder to be electrically connected with detection controller, for carving code on photovoltaic junction box automatically after photovoltaic junction box detection is qualified;Institute It states bar code scanner to be electrically connected with detection controller, for the automatically scanning photovoltaic junction box after photovoltaic junction box detection is qualified Product bar code.
Further, the attribute candidates of each diode include just in the detection controller control detection photovoltaic junction box It is normal that photovoltaic junction box is preset with to pressure drop, reverse leakage, reversed pressure drop and positive and negative polar curve resistance value, in the detection controller In the case of diode sampled data preset value.
Further, the detection controller also has network communication interface and RAM card, will by external computer equipment The real time data of detection is sent to computer, saves data by computer equipment and carries out the access and printing of data, passes through RAM card realizes automatically saving for data.
Further, the insertion sequence that the detection controller is fed back according to inductor successively controls detection station and implements inspection It surveys.
Further, which can be used for detecting the characteristic of single diode.
Compared with prior art, beneficial effects of the present invention are as follows: the photovoltaic junction box diode characteristic detection device can To test diode, the resistance of male and female line and the diode Incoming Quality Control inside photovoltaic terminal box;Each terminal box is primary Property complete test, all test results simultaneously number display;When measured data do not meet sets requirement, have vision and Audible alarm device not only maintains the diode requirement in test terminal box, but also meets the quality restriction of single diode It is required that effectively avoiding the missing inspection to diode, moreover it is possible to judge the whether short core of terminal box male and female head, riveting by test male and female line resistance Press reliable, anti-loaded, easy to operate, test data is reliable, can effectively identify whether product is qualified, and can pass through external function Extension, meets the needs of client.
Detailed description of the invention
Fig. 1 is the knot in a kind of photovoltaic junction box diode characteristic detection device of the present embodiment on photovoltaic junction box monitor station Structure schematic diagram.
Fig. 2 is a kind of structural schematic diagram of photovoltaic junction box diode characteristic detection device of the present embodiment.
Specific embodiment
The present invention will be described in further detail below with reference to the embodiments of the drawings.
As depicted in figs. 1 and 2, a kind of photovoltaic junction box diode characteristic detection device, including
Photovoltaic junction box monitor station 100 is used to position the detection station 110 of photovoltaic junction box, and each inspection including at least one It surveys station 110 and is equipped with inductor 120, it is simple and efficient for device in the present embodiment for incuding photovoltaic junction box insertion, Two detection stations 110 are provided on photovoltaic junction box monitor station 100;
Gantry support 200 is erected on photovoltaic junction box monitor station 100, and gantry support 200 includes the sliding rail 210 being laterally arranged, The lifting cylinder 300 that 110 quantity of detection station is equipped with respective numbers is corresponded on sliding rail 210, the bottom of lifting cylinder 300 is fixed with Probe 400 is tested, the distribution of Test Diode point matches setting in the corresponding photovoltaic junction box of test probe 400;
Controller 500 is detected, is electrically connected with lifting cylinder 300 and inductor 120, when detection, photovoltaic junction box and detection Controller 500 is electrically connected, and inductor 120 has sensed photovoltaic junction box insertion, and inductor 120 feeds back to detection controller 500, The detection control lifting cylinder 300 of controller 500 drops to test probe 400 and connects with the Test Diode point in photovoltaic junction box Touching controls detection time by detection controller 500, and photovoltaic junction box will test result and feed back to detection controller 500.
The present embodiment has the corresponding configuration test probe 400 of three groups of diodes, and diode according to a photovoltaic junction box The position of test point is at the copper sheet of diode, and test probe 400 contacts under the action of lifting cylinder 300 at copper sheet, energy The effectively photovoltaic junction box of discovery diode and copper sheet bad connection, can be completed at the same time the test of three groups of diodes, effectively avoid Missing inspection to diode.
Preferably, each detection station 110 is equipped with the limiting slot for limiting photovoltaic junction box and is used for photovoltaic wiring Box is securely adsorbed on the adsorption tool 130 of limiting slot, and limiting slot is open at one end, for being inserted into photovoltaic junction box, in the present embodiment By three, on three side of limiting slot, adsorption tool 130 is arranged 111 enclosing of block on photovoltaic junction box monitor station limiting slot vertically On the one piece block 111 opposite with being open, which is carried out by pneumatic tool (omitting in figure) to insertion opening Photovoltaic junction box carry out the operation of disposable absorption in place, prevent photovoltaic junction box by independently put cause to put it is not in place The phenomenon that, to avoid result in the test point for leading to the problem of diode and test 400 misalignment of probe.
Preferably, lifting cylinder 300 can on sliding rail 210 transverse shifting, and by external debugging cylinder in photovoltaic wiring The position of the opposite detection station 110 of adjustment lifting cylinder 300 before box test, before device detection, lifting cylinder 300 and detection work There may be offset errors for position 110, it is therefore desirable to debug by multiple cylinder, by lifting cylinder 300 and detection station 110 Location matches, and according to the change of diode arrangement in photovoltaic junction box, the arrangement of test probe 400 corresponding thereto also needs It changes correspondingly, therefore the photovoltaic junction box of corresponding different product model, requires before testing relatively sliding by lifting cylinder The position of rail adjusts, to guarantee the accuracy of test result.
Preferably, detection controller 500 has human-computer interaction interface, and human-computer interaction interface includes operational and controlled key button 510, is used for Show the display screen 520 of the detection data of photovoltaic junction box and for warning photovoltaic junction box unqualified and whole device failure Alarm device 530, product type can also be checked with real-time display testing result by display screen 520, and detection is gone through History data can input product type by operational and controlled key button 510, be modified and set to testing conditions, further include Power button, detection beginning and key of substandard product release etc. issue sound-light alarm, side when there is substandard product Operator operation.
Preferably, photovoltaic junction box monitor station 100 can also be equipped with laser code burner (omitting in figure) and/or bar code scanner (omitting in figure), laser code burner are electrically connected with detection controller, are used for after photovoltaic junction box detection is qualified automatically in photovoltaic Code is carved in terminal box;Bar code scanner is electrically connected with detection controller 500, for sweeping automatically after photovoltaic junction box detection is qualified Retouch the product bar code of photovoltaic junction box, it can according to customer demand, then be equipped with laser code burner or bar code scanner or same Shi Peibei laser code burner and bar code scanner, after product testing qualification, the product can be automatically generated by detecting in controller 500 Identity code is engraved on product before product is produced by laser code burner by corresponding identification identity code, in product after convenience The detection data for quickly consulting product after going wrong by bar code scanning device, very big convenience is brought to client, is saved Consult the time of product testing record.
Preferably, the attribute candidates of each diode include forward direction in detection controller 500 control detection photovoltaic junction box Pressure drop, reverse leakage, reversed pressure drop and positive and negative polar curve resistance value detect in controller and are preset with photovoltaic junction box under normal circumstances Diode sampled data preset value, by test above-mentioned parameter finds open circuit, short circuit in time, polarity is anti-loaded and index not Satisfactory diode finds that whether short terminal box male and female head core, riveting be reliable, anti-loaded by test male and female line resistance in time Deng.
Preferably, detection controller 500 also has network communication interface and RAM card, will by external computer equipment 600 The real time data of detection is sent to computer equipment 600, saves data by computer equipment 600 and carries out the access and printing of data Operation realizes automatically saving for data by RAM card, equipped with the SD card of 2G in the present embodiment, can be reserved for nearly 300,000 products Record can remotely supervise device conducive to data protection of the device in unexpected power down by outer even computer equipment 600 Control, and data are largely saved, are analyzed and printing.
Preferably, detection controller 500 successively controls detection station 110 in fact according to the insertion sequence that inductor 120 is fed back Detection is applied, i.e. two detection stations 110 have been all inserted into photovoltaic junction box to be detected, and the detection meeting basis of controller 500 is fed back to The implementation for the insertion Time sequence control detection station come, can only once realize the detection of a detection station.
Preferably, which can be used for detecting the characteristic of single diode, and detect to the supplied materials of diode, if Each diode supplied materials is detected before assembling photovoltaic junction box, the production that can be further improved photovoltaic junction box is qualified Rate.
Photovoltaic junction box diode characteristic detection device provided in this embodiment can test in photovoltaic terminal box Diode, the resistance of male and female line and the diode Incoming Quality Control in face;Each terminal box is disposably completed to test, all test results Number display simultaneously;When measured data do not meet sets requirement, there is vision and audible alarm device, both maintained survey The diode requirement tried in wire box, while meeting the quality restriction requirement of single diode again, it effectively avoids to diode Missing inspection, moreover it is possible to judge that whether short terminal box male and female head core, riveting be reliable, anti-loaded by test male and female line resistance, it is easy to operate, it surveys It is reliable to try data, can effectively identify whether product is qualified, and can meet the needs of client by the extension of external function.
The foregoing is merely the preferred embodiment of the present invention, it is noted that for those of ordinary skills, Under the premise of not departing from the principle of the present invention, a variety of remodeling or improvement can be carried out to the present invention, these are regarded as the present invention Protection scope within.

Claims (9)

1. a kind of photovoltaic junction box diode characteristic detection device, which is characterized in that including
Photovoltaic junction box monitor station is used to position the detection station of photovoltaic junction box, and each detection station including at least one It is equipped with inductor, for incuding photovoltaic junction box insertion;
Gantry support is erected on photovoltaic junction box monitor station, and the gantry support includes the sliding rail being laterally arranged, the sliding rail Upper corresponding detection station quantity is equipped with the lifting cylinder of respective numbers, and the bottom of the lifting cylinder is fixed with test probe, institute State the distribution matching setting that test probe corresponds to Test Diode point in photovoltaic junction box;
Controller is detected, is electrically connected with lifting cylinder and inductor, when detection, photovoltaic junction box is electrically connected with detection controller It connects, inductor has sensed photovoltaic junction box insertion, and inductor feeds back to detection controller, and detection controller controls lifting cylinder The Test Diode point contact in test probe and photovoltaic junction box is dropped to, detection time, light are controlled by detection controller Volt terminal box will test result and feed back to detection controller.
2. a kind of photovoltaic junction box diode characteristic detection device as described in claim 1, which is characterized in that each inspection Station is surveyed equipped with the absorption for limiting the limiting slot of photovoltaic junction box and for photovoltaic junction box to be securely adsorbed on to limiting slot Tool, the limiting slot is open at one end, for being inserted into photovoltaic junction box.
3. a kind of photovoltaic junction box diode characteristic detection device as described in claim 1, which is characterized in that the lifting air Cylinder can transverse shifting on the slide rail, and the opposite detection of adjustment lifting cylinder before photovoltaic junction box is tested by external debugging cylinder The position of station.
4. a kind of photovoltaic junction box diode characteristic detection device as described in claim 1, which is characterized in that the detection control Device processed has human-computer interaction interface, and the human-computer interaction interface includes operational and controlled key button, the testing number for showing photovoltaic junction box According to display screen and for warning, photovoltaic junction box is unqualified and the alarm device of whole device failure.
5. a kind of photovoltaic junction box diode characteristic detection device as described in claim 1, which is characterized in that the photovoltaic connects Wire box monitor station is additionally provided with laser code burner and/or bar code scanner, and the laser code burner is electrically connected with detection controller, uses In code is carved on photovoltaic junction box automatically after photovoltaic junction box detection is qualified;The bar code scanner is electrically connected with detection controller It connects, the product bar code for the automatically scanning photovoltaic junction box after photovoltaic junction box detection is qualified.
6. a kind of photovoltaic junction box diode characteristic detection device as described in claim 1, which is characterized in that the detection control In device processed control detection photovoltaic junction box the attribute candidates of each diode include forward voltage drop, reverse leakage, reversed pressure drop with And positive and negative polar curve resistance value, the sampled data of the diode of photovoltaic junction box under normal circumstances is preset in the detection controller Preset value.
7. a kind of photovoltaic junction box diode characteristic detection device as described in claim 1, which is characterized in that the detection control Device processed also has network communication interface and RAM card, and by external computer equipment, the real time data that will test is sent to computer, leads to It crosses computer equipment to save data and carry out the access and printing of data, automatically saving for data is realized by RAM card.
8. a kind of photovoltaic junction box diode characteristic detection device as described in claim 1, which is characterized in that the detection control The insertion sequence that device processed is fed back according to inductor successively controls detection station examinations.
9. a kind of photovoltaic junction box diode characteristic detection device as described in claim 1, which is characterized in that the device can also For detecting the characteristic of single diode.
CN201811069541.4A 2018-09-13 2018-09-13 A kind of photovoltaic junction box diode characteristic detection device Pending CN108957281A (en)

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CN201811069541.4A CN108957281A (en) 2018-09-13 2018-09-13 A kind of photovoltaic junction box diode characteristic detection device

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Application Number Priority Date Filing Date Title
CN201811069541.4A CN108957281A (en) 2018-09-13 2018-09-13 A kind of photovoltaic junction box diode characteristic detection device

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110927550A (en) * 2019-11-29 2020-03-27 株洲长河电力机车科技有限公司 IGBT module frequency sweep test bench
CN111579955A (en) * 2019-01-31 2020-08-25 英飞凌科技股份有限公司 Probe station with bus bar mechanism for testing a device under test
CN113340537A (en) * 2021-04-26 2021-09-03 江苏海天微电子股份有限公司 Leakproofness detection mechanism for photovoltaic terminal box

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CN110927550A (en) * 2019-11-29 2020-03-27 株洲长河电力机车科技有限公司 IGBT module frequency sweep test bench
CN113340537A (en) * 2021-04-26 2021-09-03 江苏海天微电子股份有限公司 Leakproofness detection mechanism for photovoltaic terminal box

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