CN204168240U - Hi-pot Tester spot check fixture - Google Patents
Hi-pot Tester spot check fixture Download PDFInfo
- Publication number
- CN204168240U CN204168240U CN201420662573.6U CN201420662573U CN204168240U CN 204168240 U CN204168240 U CN 204168240U CN 201420662573 U CN201420662573 U CN 201420662573U CN 204168240 U CN204168240 U CN 204168240U
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- Prior art keywords
- adapter
- spot check
- pot tester
- resistance
- check fixture
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- 238000012360 testing method Methods 0.000 claims abstract description 22
- 230000008878 coupling Effects 0.000 claims abstract description 4
- 238000010168 coupling process Methods 0.000 claims abstract description 4
- 238000005859 coupling reaction Methods 0.000 claims abstract description 4
- 239000000463 material Substances 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 7
- 230000008901 benefit Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- 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
Abstract
The utility model discloses a kind of Hi-pot Tester spot check fixture, described spot check fixture comprises: resistance is the resistance four of 20 Μ Ω, circuit board, shell and terminal box; Described resistant series is connected on described circuit board; Described terminal box patchcord is adopted to connect between described resistance; Described circuit board and described terminal box are packaged in described shell; Be provided with adapter on the housing, described adapter is used for carrying out coupling with the test point of Hi-pot Tester and is connected.The spot check fixture that the utility model provides take light, cost of manufacture is low, operating efficiency is high.
Description
Technical field
The utility model belongs to detecting instrument field, relates in particular to a kind of Hi-pot Tester spot check fixture.
Background technology
Current photovoltaic module is exposed to occurring in nature work, is easily damaged in bad weather conditions, such as: suffer lightening strikes; And photovoltaic module will with the low-voltage electrical apparatus cooperatings such as inverter, just require that photovoltaic module also will have tolerance to the switching surge that low voltage switch produces; Insulating properties simultaneously between current carrying part and module frame is also vital.And photovoltaic module is as the core of photovoltaic plant, its performance directly determines the stable of photovoltaic plant and security reliability.Dielectric voltage withstand voltage test is just used to the security performance assessing photovoltaic module under High Pressure.
Although but at present in photovoltaic manufacturing industry every block assembly all require to be tested by dielectric voltage withstand, the stability of dielectric voltage withstand tester, reliability and accuracy are not but well monitored.Generally can only confirm by annual outer school the accuracy that setup parameter is tested, and carry out corresponding calibration correction.And there is huge risk in use procedure in Hi-pot Tester hoc anno.If deviation appears in the parameter testing result that in hoc anno, dielectric voltage withstand tester is arranged, the serious assembly not up to standard of some dielectric voltage withstand performances can be caused to become qualified product.And if a large amount of the qualified of substandard products does not have Timeliness coverage, bulk quality accident will be caused.
For avoiding this situation to occur, the assembly of searching one piece of dielectric voltage withstand exception can only be gone to give me a little and detect examination, so not only inconvenient operation, significantly can increase manpower and materials, improves production cost; And because the actual insulation resistance to pressure of abnormal assembly cannot accurately reasonably obtain, and the accuracy of Hi-pot Tester spot check, repeatability, stability and sustainability can not be ensured.Obviously, such spot check test manages with standardized production disagrees.
Utility model content
The Hi-pot Tester spot check fixture that the utility model provides effectively can stop the inaccurate phenomenon of test result caused due to Hi-pot Tester fault that prior art carries out crystal silicon component occurring in dielectric voltage withstand test process, and this spot check fixture is simple to operate, with low cost.
According to an aspect of the present utility model, provide a kind of Hi-pot Tester spot check fixture, it is characterized in that, described spot check fixture comprises: resistance is the resistance four of 20 Μ Ω, circuit board, shell and terminal box;
Described resistant series is connected on described circuit board;
Described terminal box patchcord is adopted to connect between described resistance;
Described circuit board and described terminal box are packaged in described shell;
Be provided with adapter on the housing, described adapter is used for carrying out coupling with the test point of Hi-pot Tester and is connected.
According to an embodiment of the present utility model, described shell adopts the preparation of dielectric voltage withstand material.
According to another embodiment of the present utility model, be provided with three adapters on the housing, it is characterized in that,
First adapter is arranged at one end of series circuit, for being connected with the positive pole of described Hi-pot Tester;
Second adapter is arranged at the other end of series circuit, for being connected with the negative pole of described Hi-pot Tester;
3rd adapter is arranged at the centre of series circuit, is provided with a described resistance between itself and described first adapter, and described 3rd adapter is used for being connected with the negative pole of described Hi-pot Tester.
The spot check process simulation photovoltaic module of the Hi-pot Tester spot check fixture that the utility model provides to Hi-pot Tester is tested.Calculate corresponding critical limit resistance value by current dielectric voltage withstand testing standard (voltage 3600V, leakage current are less than 0.05mA, testing time 1s), the more comprehensive corresponding resistance value of other factor choose reasonable gives me a little detection examination.Judge that whether dielectric voltage withstand tester is normal by dielectric voltage withstand tester PASS and FAIL lamp in spot check test process.Whole spot check process is consistent with normal module testing, can ensure the accurate reliability of data very well, and simple to operate, reproducibility is strong.
Accompanying drawing explanation
By reading the detailed description done non-limiting example done with reference to the following drawings, other features, objects and advantages of the present utility model will become more obvious:
The circuit connection diagram of an embodiment of the Hi-pot Tester spot check fixture provided according to the utility model is provided.
In accompanying drawing, same or analogous Reference numeral represents same or analogous parts.
Embodiment
Disclosing hereafter provides many different embodiments or example is used for realizing different structure of the present utility model.Of the present utility model open in order to simplify, hereinafter the parts of specific examples and setting are described.In addition, the utility model can in different example repeat reference numerals and/or letter.This repetition is to simplify and clearly object, itself does not indicate the relation between discussed various embodiment and/or setting.It should be noted that parts illustrated in the accompanying drawings are not necessarily drawn in proportion.The utility model eliminates the description of known assemblies and treatment technology and process to avoid unnecessarily limiting the utility model.
With reference to figure 1, Figure 1 shows that the circuit connection diagram of an embodiment of the Hi-pot Tester spot check fixture provided according to the utility model.
The Hi-pot Tester spot check fixture that the utility model provides comprises: resistance is resistance 110 4, circuit board 130, shell 140 and the terminal box (not shown) of 20 Μ Ω.Described resistance 110 is sequentially connected in series on described circuit board 130; Described terminal box patchcord is adopted to connect between described resistance 110.
Described circuit board 130 and described terminal box are packaged in described shell 140.For guaranteeing use safety, preferably, described shell adopts the preparation of dielectric voltage withstand material.
Described shell 140 is provided with adapter, and described adapter is used for carrying out coupling with the test point of Hi-pot Tester and is connected.
The spot check fixture that the utility model provides is similar to the standard resistor of photovoltaic module, when simulated light photovoltaic assembly carries out dielectric voltage withstand test, needs to verify whether dielectric voltage withstand tester meets test request by switching different resistance values.For the dielectric voltage withstand testing standard adopted in current industry (voltage 3600V, leakage current are less than 0.05mA, testing time 1s).
Hi-pot Tester has PASS lamp and FAIL lamp two indicator lights, the testing standard according to above-mentioned:
The bright required resistance R >=3600V/0.05m Α=72 Μ Ω of tester PASS lamp;
The bright required resistance R≤3600V/0.05m Α=72 Μ Ω of tester FAIL lamp.
In comprehensive above testing standard, required assembly resistance and other factors determine the spot check fixture using the utility model to provide, wherein adopt the all-in resistance 80 Μ Ω of whole series circuit to judge whether Hi-pot Tester PASS lamp lights, use the tissue 20 Μ Ω of one of them resistance 110 to judge whether Hi-pot Tester FAIL lamp lights.
Preferably, be provided with three adapters on the housing, the first adapter 121 is arranged at one end of series circuit, for being connected with the positive pole of described Hi-pot Tester; Second adapter 122 is arranged at the other end of series circuit, for being connected with the negative pole of described Hi-pot Tester; 3rd adapter 123 is arranged at the centre of series circuit, is provided with a described resistance between itself and described first adapter 121, and described 3rd adapter 123 is for being connected with the negative pole of described Hi-pot Tester.
When Hi-pot Tester positive pole is connected with the first adapter 121, when Hi-pot Tester negative pole is connected with the second adapter 122, series circuit all-in resistance 80 Μ Ω, may be used for judging whether Hi-pot Tester PASS lamp lights, if light, then the PASS lamp of Hi-pot Tester is working properly.
When Hi-pot Tester positive pole is connected with the first adapter 121, when Hi-pot Tester negative pole is connected with the 3rd adapter 123, the resistance of series circuit only has the resistance 20 Μ Ω of a resistance 110, may be used for judging whether Hi-pot Tester FAIL lamp lights, if light, then the FAIL lamp of Hi-pot Tester is working properly.
Spot check fixture is adopted to carry out judging that whether dielectric voltage withstand tester is normal by dielectric voltage withstand tester PASS lamp and FAIL lamp in the process of spot check test.Whole spot check process is consistent with normal module testing, can ensure the accurate reliability of data very well.
The spot check fixture that the utility model provides uses the standard resistor that can switch resistance, take light, cost of manufacture is low, operating efficiency is high.Only needing the both positive and negative polarity of dielectric voltage withstand tester to carry out corresponding connection with the lead-out wire of spot check fixture during spot check, judging that whether Hi-pot Tester is normal by testing different resistance values.Simple to operation, can perform under existing manpower and materials completely; Accuracy rate is high, effectively can ensure product quality; Using normative document accordingly by formulating, carrying out periodicity and using, thoroughly to stop appearance in the Hi-pot Tester school cycle outside extremely have influence on the phenomenon of photovoltaic module quality.
Although describe in detail about example embodiment and advantage thereof, being to be understood that when not departing from the protection range of spirit of the present utility model and claims restriction, various change, substitutions and modifications can being carried out to these embodiments.For other examples, those of ordinary skill in the art should easy understand in maintenance the utility model protection range while, the order of processing step can change.
Claims (3)
1. a Hi-pot Tester spot check fixture, is characterized in that, described spot check fixture comprises: resistance is the resistance four of 20 Μ Ω, circuit board, shell and terminal box;
Described resistant series is connected on described circuit board;
Described terminal box patchcord is adopted to connect between described resistance;
Described circuit board and described terminal box are packaged in described shell;
Be provided with adapter on the housing, described adapter is used for carrying out coupling with the test point of Hi-pot Tester and is connected.
2. spot check fixture according to claim 1, is characterized in that, described shell adopts the preparation of dielectric voltage withstand material.
3. spot check fixture according to claim 1, is provided with three adapters on the housing, it is characterized in that,
First adapter is arranged at one end of series circuit, for being connected with the positive pole of described Hi-pot Tester;
Second adapter is arranged at the other end of series circuit, for being connected with the negative pole of described Hi-pot Tester;
3rd adapter is arranged at the centre of series circuit, is provided with a described resistance between itself and described first adapter, and described 3rd adapter is used for being connected with the negative pole of described Hi-pot Tester.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420662573.6U CN204168240U (en) | 2014-11-06 | 2014-11-06 | Hi-pot Tester spot check fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420662573.6U CN204168240U (en) | 2014-11-06 | 2014-11-06 | Hi-pot Tester spot check fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204168240U true CN204168240U (en) | 2015-02-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420662573.6U Active CN204168240U (en) | 2014-11-06 | 2014-11-06 | Hi-pot Tester spot check fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204168240U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106019193A (en) * | 2016-06-29 | 2016-10-12 | 上海正泰太阳能科技有限公司 | Integrated point inspection device of voltage-withstand-voltage and grounding impedance tester |
-
2014
- 2014-11-06 CN CN201420662573.6U patent/CN204168240U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106019193A (en) * | 2016-06-29 | 2016-10-12 | 上海正泰太阳能科技有限公司 | Integrated point inspection device of voltage-withstand-voltage and grounding impedance tester |
| CN106019193B (en) * | 2016-06-29 | 2019-11-26 | 海宁正泰新能源科技有限公司 | Integrated point inspection device of voltage-withstand-voltage and grounding impedance tester |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220608 Address after: 314417 No. 1 Jisheng Road, Jiaxing City, Zhejiang Province Patentee after: Zhengtai Xinneng Technology Co.,Ltd. Address before: 310053 No. 1335 Bin'an Road, Binjiang District, Hangzhou City, Zhejiang Province Patentee before: CHINT SOLAR (ZHEJIANG) Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 314417 No. 1 Jisheng Road, Jiaxing City, Zhejiang Province Patentee after: Zhengtai Xinneng Technology Co.,Ltd. Address before: 314417 No. 1 Jisheng Road, Jiaxing City, Zhejiang Province Patentee before: Zhengtai Xinneng Technology Co.,Ltd. |