CN202548156U - Photovoltaic assembly power test connector - Google Patents
Photovoltaic assembly power test connector Download PDFInfo
- Publication number
- CN202548156U CN202548156U CN2011205490634U CN201120549063U CN202548156U CN 202548156 U CN202548156 U CN 202548156U CN 2011205490634 U CN2011205490634 U CN 2011205490634U CN 201120549063 U CN201120549063 U CN 201120549063U CN 202548156 U CN202548156 U CN 202548156U
- Authority
- CN
- China
- Prior art keywords
- probe
- photovoltaic module
- measured
- positive
- test
- Prior art date
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Photovoltaic Devices (AREA)
- Testing Of Individual Semiconductor Devices (AREA)
Abstract
The utility model relates to a photovoltaic assembly power test connector which includes first probes which match with the anode and the cathode of a to-be-tested photovoltaic assembly junction box and leads which are connected with the first probes. In testing, the leads are connected with the anode and the cathode of a testing device. In testing, the connector is connected with the to-be-tested photovoltaic assembly junction box via the first probes which match with the anode and the cathode of the to-be-tested photovoltaic assembly junction box. Compared with the prior art which uses metal electrode clamps to realize the connection, the connection realized by the connector is excellent and stable, so the effect of connection between the to-be-tested photovoltaic assembly junction box and the testing device is guaranteed, and the data accuracy in the testing is guaranteed. At the same time, an adaptor is not required in testing, so the damage of the to-be-tested assembly is avoided.
Description
Technical field
The utility model relates to the solar cell test technical field, more particularly, relates to a kind of photovoltaic module power test connector.
Background technology
Along with highlighting day by day of energy crisis, the development and use new forms of energy become the major subjects of current energy field research.Because sun power has the restriction of pollution-free, no region, advantage such as inexhaustible, the research solar electrical energy generation becomes the main direction that develops new forms of energy.Solar electrical energy generation is divided into photo-thermal power generation and photovoltaic generation.Usually the solar electrical energy generation of saying refers to solar energy power generating, is called for short " photoelectricity ".
Photovoltaic generation is to utilize the photovoltaic effect of interface and a kind of technology of luminous energy directly being changed into electric energy.The key element of this technology is a solar cell, and solar cell can form large-area solar photovoltaic assembly through carrying out packaging protection after connecting, and cooperates parts such as going up power controller just to form photovoltaic generating system again.Solar photovoltaic assembly is because photovoltaic effect and solar energy is converted into the device of electric energy can produce photogenerated current when solar irradiation is mapped to the photovoltaic module surface.Since solar cell string sole mass problem, battery strings connectivity problem or in its encapsulation process because of battery strings moves the problems such as short circuit that cause, can cause photovoltaic module not meet quality standard.Therefore, before photovoltaic module encapsulation completion is assembled into photovoltaic generating system, need carry out power test, whether arrive quality standard to judge photovoltaic module power, output voltage, output current to the photovoltaic module after the encapsulation.
Existing photovoltaic module power test mode is to be connected testing apparatus through anodal clip with the negative pole clip, and wherein, said anodal clip and negative pole clip are common metal electrode clip.Concrete; From the positive and negative electrode of testing apparatus, draw anodal clip and negative pole clip through lead respectively; During test; Anodal clip and negative pole clip are connected respectively on the positive pole and negative pole of photovoltaic module terminal box to be measured, realize the connection of test circuit, thereby test the supplemental characteristics such as power, output current, output voltage of photovoltaic module to be measured.Through the gained test data, judge whether said photovoltaic module meets quality standard.
Can know that through foregoing description the photovoltaic module power test is to realize that through common metal electrode clip the both positive and negative polarity of photovoltaic module terminal box to be measured and proving installation is connected in the prior art.Yet, in use cause reason such as its interlock ability reduction will cause the loose contact of electrode clip and photovoltaic module terminal box electrode to be measured and then the result of influence test owing to off quality, the metal electrode clip of metal electrode clip; Simultaneously, when test, need between electrode clip and photovoltaic module terminal box, use adapter, damage the assembly backboard easily.Therefore, research and develop a kind of new photovoltaic module power test connector, have great significance for the accuracy of the power test that improves photovoltaic module, the damage when avoiding module testing.
The utility model content
For solving the problems of the technologies described above, the utility model provides a kind of photovoltaic module power test connector, and this connector has ensured the good contact of circuit tie point when testing through the probe connected mode, and then has guaranteed the accurate of test data; The problem of assembly damage when simultaneously, having avoided test.
For realizing above-mentioned purpose, the utility model provides following technical scheme: a kind of photovoltaic module power is surveyed
The examination connector comprises:
First probe that is complementary with photovoltaic module terminal box both positive and negative polarity to be measured;
The lead that links to each other with said first probe, said lead links to each other with the both positive and negative polarity of testing apparatus during test.
Preferably, said connector also comprises:
Be arranged on second probe on the said testing apparatus both positive and negative polarity, said lead links to each other with the both positive and negative polarity of testing apparatus through said second probe during test.
Preferably, said connector also comprises:
The contact terminal that links to each other with said lead, said lead links to each other with said second probe through said contact terminal during test.
Preferably, said connector also comprises:
Mechanical arm;
Be arranged on the mounting bracket on the said mechanical arm, be used for said first probe and contact terminal are fixed on the desired location on the said mechanical arm;
Wherein, said mechanical arm is used for the time grasping photovoltaic module to be measured to position to be measured in test, and make said first probe and contact terminal respectively with said photovoltaic module terminal box both positive and negative polarity to be measured and testing apparatus on second probe contact.
Preferably, number anodal with photovoltaic module terminal box to be measured and first probe that negative pole is complementary is 1, and the number of said contact terminal is 4, and the number that is arranged on second probe on testing apparatus positive pole and the negative pole is 2;
Link to each other with 2 contact terminals through two leads with first probe that photovoltaic module terminal box positive pole to be measured is complementary, and when test said 2 contact terminals respectively with the testing apparatus positive pole on 2 second probes link to each other;
Link to each other with other 2 contact terminals through two leads with first probe that photovoltaic module terminal box negative pole to be measured is complementary, and when test said other 2 contact terminals respectively with the testing apparatus negative pole on 2 second probes link to each other.
Preferably, said first probe and second probe are copper probe.
Preferably, the diameter of said first probe and second probe is 10mm.
Preferably, the pin length of said first probe and second probe is 90mm.
Preferably, said contact terminal is copper electrode slice.
Can find out that from technique scheme the photovoltaic module power test connector that the utility model provided comprises: first probe that is complementary with photovoltaic module terminal box both positive and negative polarity to be measured; The lead that links to each other with said first probe, said lead links to each other with the both positive and negative polarity of testing apparatus during test.During test; The said technical scheme of the utility model realizes and being connected of photovoltaic module terminal box to be measured through first probe that is complementary with photovoltaic module terminal box positive and negative electrode to be measured; Connection than metal electrode clip of the prior art; Excellent connecting effect, stable, and then guaranteed the effect that is connected of photovoltaic module terminal box to be measured and testing apparatus to have guaranteed the accuracy of various test datas in the test process; Simultaneously, test process does not need adapter, has avoided the generation of testing component damage problem.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art; To do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below; Obviously, the accompanying drawing in describing below only is some embodiment of the utility model, for those of ordinary skills; Under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
The structural representation of photovoltaic module power test connector that Fig. 1 is provided for the utility model embodiment and photovoltaic module terminal box to be measured coupling part;
The photovoltaic module power test connector that Fig. 2 is provided for the utility model embodiment and the structural representation of testing apparatus coupling part.
Embodiment
To combine the accompanying drawing among the utility model embodiment below, the technical scheme among the utility model embodiment is carried out clear, intactly description, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the utility model protection.
Prior art is when carrying out the photovoltaic module power test; From the both positive and negative polarity of testing apparatus, draw two metal electrode clips respectively through lead; Through manually-operated; On the both positive and negative polarity that is connected on photovoltaic module terminal box to be measured that two metal electrode clips are corresponding, realize being connected of testing apparatus and photovoltaic module to be measured.Said as the background technology part; Such connected mode is because factor such as electrode clip, manual operation be improper; Tend to cause between electrode clip and the electrode problems such as the contact effect is bad, contact resistance is excessive, thereby cause test result inaccurate, or even problem such as test crash; In addition, adopt the electrode clip also corresponding adapter of needs that links to each other with photovoltaic module terminal box both positive and negative polarity, thus easy damaged assembly backboard.
For addressing the above problem, the utility model provides a kind of photovoltaic module power test connector, is used to be implemented in effective connection of whole test loop when carrying out the photovoltaic module power test.
Embodiment one
The utility model provides a kind of photovoltaic module power test connector, comprising:
First probe that is complementary with photovoltaic module terminal box both positive and negative polarity to be measured;
The lead that links to each other with said first probe, said lead links to each other with the both positive and negative polarity of testing apparatus during test.
When carrying out the photovoltaic module power test, said lead is connected with the positive and negative electrode of testing apparatus, at this moment, first probe is connected with photovoltaic module terminal box both positive and negative polarity to be measured respectively, can realize that testing apparatus treats the power test of photometry photovoltaic assembly.In test process; Can combine closely with the terminal box both positive and negative polarity with first probe that photovoltaic module terminal box both positive and negative polarity to be measured is complementary; Thereby make that contact resistance is less between the two, contact resistance can be ignored with respect to whole test loop, so test result is accurate; And directly be connected with the terminal box both positive and negative polarity through said first probe, do not need adapter, avoided the damage of photovoltaic module to be measured.
In order to improve the effect that is connected between testing apparatus and the said connector, said connector can also comprise: be arranged on second probe on the said testing apparatus both positive and negative polarity.Said lead is connected with second probe.
Connector can also comprise the contact terminal that links to each other with said lead described in the utility model embodiment; And the said contact terminal and second probe are complementary; Said lead links to each other with said second probe through said contact terminal during test; And then being connected of realization and testing apparatus both positive and negative polarity, be communicated with whole test loop.Wherein, said second probe and said contact terminal are complementary, and can closely contact between the two, and it is good promptly to contact effect, and contact resistance is very low, can ignore with respect to whole test loop resistance.
Concrete; Said contact terminal is copper electrode slice or electrode jack; Copper electrode slice is pressed on said second probe or in when test and combines electrode jack and said second probe; The realization contact terminal links to each other with second probe, then said first probe is linked to each other with the both positive and negative polarity of photovoltaic module terminal box to be measured, thereby realizes adopting this connector that photovoltaic module to be measured and testing apparatus are coupled together.
Can know through foregoing description; The said technical scheme of present embodiment is when carrying out photovoltaic module power test to be measured; Realize and being connected of photovoltaic module terminal box to be measured through first probe that is complementary with photovoltaic module terminal box positive and negative electrode to be measured; Said first probe can link to each other with the both positive and negative polarity of testing apparatus through lead, also can on said testing apparatus both positive and negative polarity, second probe be set, and said first probe is linked to each other with said second probe through lead; Can also contact terminal be set at an end of lead, said first probe is linked to each other with said second probe through said lead, contact terminal.
Scheme described in the utility model; The scheme that links to each other with photovoltaic module terminal box both positive and negative polarity than available technology adopting metal electrode clip; The excellent connecting effect of connector and photovoltaic module terminal box; Thereby guaranteed the effect that is connected of photovoltaic module terminal box to be measured and testing apparatus, guaranteed the accuracy of various test datas in the test process; Simultaneously, said first probe and photovoltaic module terminal box both positive and negative polarity to be measured are complementary, so, the time do not need adapter in test, thus the damage of photovoltaic module backboard to be measured when having avoided test.
Embodiment two
Prior art generally realizes the connection of test loop through manually-operated when carrying out the photovoltaic module power test as previously mentioned; Present embodiment is based on the technical scheme of the foregoing description; A kind of photovoltaic module power test connector that is used for is provided; Be used for realizing automatically the photovoltaic module power test, this connector comprises: first probe that is complementary with photovoltaic module terminal box both positive and negative polarity to be measured; The contact terminal that links to each other with said first probe through lead; Be arranged on second probe on the said testing apparatus both positive and negative polarity; Mechanical arm; Be arranged on the mounting bracket on the said mechanical arm, said first probe and contact terminal are fixed on the desired location on the mechanical arm through said mounting bracket.
In when test, said mechanical arm grasps photovoltaic module to be measured to position to be measured, and make said first probe and contact terminal respectively with said photovoltaic module terminal box both positive and negative polarity to be measured and testing apparatus on second probe contact.Therefore, this connector adopts mechanical arm can realize being dynamically connected certainly of photovoltaic module to be measured and testing apparatus, thereby accurately on the basis, has reduced the manually-operated cost in the assurance test data, also can improve testing efficiency.
Describe the connector that present embodiment provided in detail below in conjunction with accompanying drawing.
With reference to figure 1, two first probes 1 have been shown among Fig. 1, these two first probes 1 link to each other with negative pole with the positive pole of photovoltaic module terminal box to be measured when test respectively; Two first probes 1 link to each other with contact terminal 3 through lead 5 respectively, are that example describes with 4 contact terminals 3 in the present embodiment.First probe 1 links to each other with two contact terminals 3 through two leads 5.
Said first probe and contact terminal are installed on the mechanical arm (not shown), and said mechanical arm is provided with mounting bracket, are used for said first probe and contact terminal are fixed on desired location.The mounting bracket 4 that is used for fixing contact terminal 3 has been shown among Fig. 1, and 4 contact terminals 3 are arranged on the mounting bracket 4 with certain spacing, and then these 4 contact terminals 3 are arranged on the mechanical arm through said mounting bracket 4.The mode that first probe is arranged on the mechanical arm is similar therewith; But should note being provided with two first distances between the probe; When make adopting mechanical arm grasp photovoltaic module to be measured, two first probes are contacted respectively with the positive pole and the negative pole of photovoltaic module terminal box to be measured.
With reference to figure 2, second probe 7 that is fixed on the testing apparatus 6 has been shown among Fig. 2,4 second probes 7 have been shown among the figure; One group in twos of these 4 second probe 7 link to each other with negative pole with the positive pole of testing apparatus 6 respectively, and these 4 second probes 7 are corresponding one by one with 4 contact terminals 3 among Fig. 1 and coupling each other; Contact terminal 3 can closely contact with second probe 7 one to one; It is good promptly to contact effect, and contact resistance is very low, when test, can ignore with respect to whole test circuitous resistance.
In order to make that second probe 7 is corresponding one by one with contact terminal 3 and closely to contact; The spacing that need be provided with between second probe 7 equates with spacing between the contact terminal 3; And should note; Two second probes (or two second probes that link to each other with the testing apparatus positive pole) for being arranged on the testing apparatus positive pole should link to each other with the positive pole of first probe with photovoltaic module terminal box to be measured through lead through two contact terminals corresponding with it again; Accordingly; For two second probes (or two second probes that link to each other with the testing apparatus negative pole) that are arranged on the testing apparatus negative pole, should link to each other with the negative pole of first probe through lead again through two contact terminals corresponding with it with photovoltaic module terminal box to be measured.
Certainly, the quantity of the said contact terminal and second probe also can be 2, and those skilled in the art are easy to know by inference for this kind situation, repeat no more at this.For the number of said contact terminal, second probe and with first probe, the connected mode of testing apparatus both positive and negative polarity, the order of connection multiple possibility is arranged, as long as all embodiment that those skilled in the art are obtained all belong to the scope that the utility model is protected under the situation of not paying creative work.And more excellent embodiment just described in this instructions embodiment, the quantity that the contact terminal and second probe be set in the present embodiment is 4 reason and is: can be better so that contact effect, and then make test result more accurate.
First probe described in the present embodiment and second probe are copper probe; Said contact terminal is copper electrode slice or jack; The diameter of said first probe and second probe is 10mm, pin length is 90mm.Described in embodiment one; First probe described in the utility model and photovoltaic module both positive and negative polarity to be measured; And said second probe and contact terminal be to mate each other, contact effective, contact resistance is little, its contact resistance can be ignored than the resistance of whole test circuit.Therefore, test result is more accurate; Simultaneously, the both positive and negative polarity of said first probe and photovoltaic module terminal box to be measured is complementary, and the time does not need adapter in test, thus when having avoided adapter to use to the damage of photovoltaic module.
Describe the concrete structure of the described photovoltaic module power test of the utility model technical scheme connector above, specifically described its practical work process below.
The mechanical arm that said first probe of present embodiment technical scheme and contact terminal are housed grasps photovoltaic module to be measured, places it in position to be measured.In the extracting process, mechanical arm with two first probes respectively by inserting respectively in the both positive and negative polarity jack of terminal box on the both positive and negative polarity electrode slice that is pressed in photovoltaic module terminal box to be measured or with two first probes.Simultaneously; Control is equipped with the mounting bracket of said contact terminal on the said mechanical arm; The height that makes it rise and set; Make said contact terminal by on second probe that is pressed on the testing apparatus; Attention should make second probe on the testing apparatus positive pole through the contact terminal corresponding with it and photovoltaic module terminal box to be measured is anodal links to each other, and second probe on the testing apparatus negative pole is linked to each other with photovoltaic module terminal box negative pole to be measured through the contact terminal corresponding with it, thereby realizes being connected of photovoltaic module to be measured and testing apparatus; And then treat the photometry photovoltaic assembly through said testing apparatus and carry out power test, draw the data parameters such as power, output voltage, output current of photovoltaic module to be measured.
It is thus clear that, can realize being connected of first probe and photovoltaic module terminal box to be measured through mechanical arm, second probe on realizing contact terminal simultaneously and being fixed on testing apparatus links to each other; Therefore; This connector can avoid operating manually completion, therefore can save manpower, reduces the manually-operated cost; Can also save time simultaneously, improve testing efficiency.
In sum; The described photovoltaic module power test of the utility model connector; Realize and being connected of photovoltaic module terminal box to be measured through first probe that is complementary with photovoltaic module terminal box positive and negative electrode to be measured; And the scheme that first probe links to each other with the terminal box both positive and negative polarity is compared the scheme that the metal electrode clip links to each other with the terminal box both positive and negative polarity; Have better connection effect, therefore can guarantee the effect that is connected of photovoltaic module terminal box to be measured and testing apparatus, guaranteed the accuracy of various test datas in the test process; Simultaneously, do not need adapter when adopting first probe to link to each other, avoided the generation of testing component damage problem with the terminal box both positive and negative polarity.
In addition; The described photovoltaic module power test of the utility model connector in order to make that the contact effect is good and realize the automation mechanized operation process, can also comprise contact terminal, second probe and mechanical arm; And said first probe and contact terminal be arranged on the mechanical arm; During test, make mechanical arm grasp photovoltaic module to be measured to corresponding test position, first probe on the mechanical arm is contacted with the both positive and negative polarity of photovoltaic module terminal box to be measured; Contact terminal on the mechanical arm is contacted with second probe on the testing apparatus both positive and negative polarity, and then realize being connected of photovoltaic module to be measured and testing apparatus.Therefore, this connector is guaranteeing under accurate, the stable prerequisite of test data, can also make photovoltaic module to be measured and testing apparatus realize that robotization is connected, thereby can reduce the manually-operated cost, improves testing efficiency.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the utility model.Multiple modification to these embodiment will be conspicuous concerning those skilled in the art, and defined General Principle can realize under the situation of spirit that does not break away from the utility model or scope in other embodiments among this paper.Therefore, the utility model will can not be restricted to these embodiment shown in this paper, but will meet and principle disclosed herein and features of novelty the wideest corresponding to scope.
Claims (9)
1. a photovoltaic module power test connector is characterized in that, comprising:
First probe that is complementary with photovoltaic module terminal box both positive and negative polarity to be measured;
The lead that links to each other with said first probe, said lead links to each other with the both positive and negative polarity of testing apparatus during test.
2. connector according to claim 1 is characterized in that, said connector also comprises:
Be arranged on second probe on the said testing apparatus both positive and negative polarity, said lead links to each other with the both positive and negative polarity of testing apparatus through said second probe during test.
3. connector according to claim 2 is characterized in that, said connector also comprises:
The contact terminal that links to each other with said lead, said lead links to each other with said second probe through said contact terminal during test.
4. connector according to claim 3 is characterized in that, said connector also comprises:
Mechanical arm;
Be arranged on the mounting bracket on the said mechanical arm, be used for said first probe and contact terminal are fixed on the desired location on the said mechanical arm;
Wherein, said mechanical arm is used for the time grasping photovoltaic module to be measured to position to be measured in test, and make said first probe and contact terminal respectively with said photovoltaic module terminal box both positive and negative polarity to be measured and testing apparatus on second probe contact.
5. connector according to claim 3; It is characterized in that; Number anodal with photovoltaic module terminal box to be measured and first probe that negative pole is complementary is 1, and the number of said contact terminal is 4, and the number that is arranged on second probe on testing apparatus positive pole and the negative pole is 2;
Link to each other with 2 contact terminals through two leads with first probe that photovoltaic module terminal box positive pole to be measured is complementary, and when test said 2 contact terminals respectively with the testing apparatus positive pole on 2 second probes link to each other;
Link to each other with other 2 contact terminals through two leads with first probe that photovoltaic module terminal box negative pole to be measured is complementary, and when test said other 2 contact terminals respectively with the testing apparatus negative pole on 2 second probes link to each other.
6. connector according to claim 2 is characterized in that, said first probe and second probe are copper probe.
7. connector according to claim 2 is characterized in that, the diameter of said first probe and second probe is 10mm.
8. connector according to claim 2 is characterized in that, the pin length of said first probe and second probe is 90mm.
9. connector according to claim 3 is characterized in that, said contact terminal is copper electrode slice.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205490634U CN202548156U (en) | 2011-12-23 | 2011-12-23 | Photovoltaic assembly power test connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205490634U CN202548156U (en) | 2011-12-23 | 2011-12-23 | Photovoltaic assembly power test connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202548156U true CN202548156U (en) | 2012-11-21 |
Family
ID=47168773
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205490634U Expired - Fee Related CN202548156U (en) | 2011-12-23 | 2011-12-23 | Photovoltaic assembly power test connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202548156U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107332512A (en) * | 2017-07-17 | 2017-11-07 | 宁波尤利卡太阳能科技发展有限公司 | A kind of solar module test device and method |
| CN109787555A (en) * | 2019-02-18 | 2019-05-21 | 苏州达世恩电子科技有限公司 | A kind of photovoltaic module four-wire system test fixture based on modular |
-
2011
- 2011-12-23 CN CN2011205490634U patent/CN202548156U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107332512A (en) * | 2017-07-17 | 2017-11-07 | 宁波尤利卡太阳能科技发展有限公司 | A kind of solar module test device and method |
| CN107332512B (en) * | 2017-07-17 | 2023-06-20 | 宁波尤利卡太阳能股份有限公司 | Solar cell module testing device and method |
| CN109787555A (en) * | 2019-02-18 | 2019-05-21 | 苏州达世恩电子科技有限公司 | A kind of photovoltaic module four-wire system test fixture based on modular |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205282602U (en) | Information acquisition device of batteries of electric vehicle module | |
| CN202548156U (en) | Photovoltaic assembly power test connector | |
| CN201927619U (en) | Wiring box used for photovoltaic component | |
| CN202042628U (en) | Gap bridge connecting line for electric vehicle battery | |
| CN207116619U (en) | A kind of integrated vehicle lithium battery system signal acquisition wire harness | |
| CN205786910U (en) | 2KBB rectifier bridge power aging board | |
| CN203037815U (en) | Photovoltaic assembly heat cycle testing circuit monitoring device | |
| CN204857888U (en) | Lithium ion battery organizes prosthetic devices | |
| CN210572522U (en) | Photovoltaic system direct current line loss testing device and photovoltaic system direct current line loss testing system | |
| CN204788483U (en) | Line is gathered to battery | |
| CN208353289U (en) | A kind of photovoltaic module | |
| CN207717946U (en) | A kind of lithium battery power protection board itself power consumption current testing circuit | |
| CN202487625U (en) | Wiring box with fin welding plate | |
| CN201742052U (en) | Solar module junction box | |
| CN202231043U (en) | Solar battery assembly | |
| CN215180825U (en) | Portable testing arrangement of DC electroscope | |
| CN216980807U (en) | High-precision power module parallel sheet of new energy battery | |
| CN205376957U (en) | Quick connecting row suitable for collection flow box | |
| CN109347438A (en) | A kind of test method of imbrication battery | |
| CN108631724A (en) | A kind of photovoltaic module | |
| CN219268812U (en) | A anodal terminal box, negative pole terminal box and photovoltaic module for photovoltaic turn-off | |
| CN220896015U (en) | Connecting cable and solar power station using same | |
| CN213602610U (en) | IBC battery test platform and battery test equipment | |
| CN202549880U (en) | Junction box with diode welded by grooved metal sheets | |
| CN209218042U (en) | A kind of energization fixture for crystal-silicon battery slice |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121121 Termination date: 20151223 |
|
| EXPY | Termination of patent right or utility model |