CN205353338U - Device is examined to photovoltaic tester point - Google Patents
Device is examined to photovoltaic tester point Download PDFInfo
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- CN205353338U CN205353338U CN201620089329.4U CN201620089329U CN205353338U CN 205353338 U CN205353338 U CN 205353338U CN 201620089329 U CN201620089329 U CN 201620089329U CN 205353338 U CN205353338 U CN 205353338U
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Abstract
本实用新型涉及一种电阻测试仪点检装置，包括：耐压测试组件，包括用于检测电阻测试仪的合格耐压标准的第一耐压校准电阻及用于检测电阻测试仪的不合格耐压标准的第二耐压校准电阻；绝缘测试组件，包括用于检测电阻测试仪的合格绝缘标准的第一绝缘校准电阻及用于检测电阻测试仪的不合格绝缘标准的第二绝缘校准电阻；接地连续性测试组件，包括用于检测电阻测试仪的合格接地连续性标准的第一接地连续性校准电阻及用于检测电阻测试仪的不合格接地连续性标准的第二接地连续性校准电阻。上述电阻测试仪点检装置可直接选择电阻测试仪的相应点检测试项，方便、不需配置其他对应点检设备，节约设备采购成本，提高了生产效率。
The utility model relates to a spot inspection device for a resistance tester, comprising: a withstand voltage test assembly, including a first withstand voltage calibration resistor used to detect a qualified withstand voltage standard of a resistance tester and an unqualified resistance tester used for detecting a resistance tester. The second withstand voltage calibration resistance of the voltage standard; the insulation test assembly, including the first insulation calibration resistance for detecting the qualified insulation standard of the resistance tester and the second insulation calibration resistance for detecting the unqualified insulation standard of the resistance tester; The ground continuity test assembly includes a first ground continuity calibration resistor for detecting acceptable ground continuity standards of the resistance tester and a second ground continuity calibration resistor for detecting unqualified ground continuity standards of the resistance tester. The above-mentioned point inspection device of the resistance tester can directly select the corresponding point inspection test items of the resistance tester, which is convenient and does not need to be equipped with other corresponding point inspection equipment, which saves equipment procurement costs and improves production efficiency.
Description
技术领域technical field
本实用新型涉及光伏组件测试领域，特别是涉及一种用于测试光伏组件绝缘耐压接地连续性能的光伏测试仪点检装置。The utility model relates to the field of testing of photovoltaic components, in particular to a spot inspection device for a photovoltaic tester used for testing the continuity performance of insulation, voltage resistance and grounding of photovoltaic components.
背景技术Background technique
目前，因光伏组件主要应用于户外环境中，在光伏组件工作过程中容易受到外界恶劣环境(如雷击)的影响，故在光伏组件在生产过程中，均要进行电击危害方面的测试，例如：光伏组件绝缘、耐压测试：测试光伏组件内部电流体与外界的绝缘性能是否足够的好，并评估在高电压作用下光伏组件的安全性能；接地连续性测试：测试光伏组件的表面的传导通道与地面之间的传导通道是否良好。At present, because photovoltaic modules are mainly used in outdoor environments, they are easily affected by harsh external environments (such as lightning strikes) during the working process of photovoltaic modules. Therefore, during the production process of photovoltaic modules, electric shock hazard tests must be carried out, for example: Photovoltaic module insulation and withstand voltage test: test whether the insulation performance between the internal electric fluid of the photovoltaic module and the outside is good enough, and evaluate the safety performance of the photovoltaic module under high voltage; grounding continuity test: test the conduction channel on the surface of the photovoltaic module Whether the conduction channel with the ground is good.
在当前所使用的光伏测试仪中，为了保证相应测试仪(绝缘耐压测试仪、接地连续性测试仪)对光伏组件测试的准确性，需要定期地将测试仪运至专业机构或生产厂家进行校准，但在此之前使用该光伏测试仪，为了保证光伏测试仪所检测的光伏组件的结果的准确性，工作人员一般会使用质量异常的太阳能组件进行对光伏测试仪进行检测，以确保光伏测试仪所测试结果的可靠性，但这样实际操作过程中比较繁琐，生产效率低下，而且检测效果不佳。Among the currently used photovoltaic testers, in order to ensure the accuracy of the corresponding tester (insulation withstand voltage tester, grounding continuity tester) for testing photovoltaic modules, it is necessary to regularly transport the tester to a professional institution or manufacturer for testing. Calibration, but before using the photovoltaic tester, in order to ensure the accuracy of the results of the photovoltaic modules detected by the photovoltaic tester, the staff generally use solar modules with abnormal quality to test the photovoltaic tester to ensure that the photovoltaic tester The reliability of the test results of the instrument, but the actual operation process is cumbersome, the production efficiency is low, and the detection effect is not good.
实用新型内容Utility model content
基于此，有必要针对上述利用异常光伏组件对光伏测试仪进行检测操作过程不方便、生产效率低的技术问题，提供一种光伏测试仪点检装置。Based on this, it is necessary to provide a photovoltaic tester point inspection device for the above-mentioned technical problems of inconvenient operation and low production efficiency of using abnormal photovoltaic modules to detect photovoltaic testers.
一种光伏测试仪点检装置，其特征在于，包括：耐压测试组件，包括用于检测耐压测试仪的耐压合格标准的第一耐压校准电阻及用于检测耐压测试仪的耐压不合格标准的第二耐压校准电阻；绝缘测试组件，包括用于绝缘测试仪的绝缘合格标准的第一绝缘校准电阻及用于检测绝缘测试仪的绝缘不合格标准的第二绝缘校准电阻；接地连续性测试组件，包括用于接地连续性测试仪的接地连续性合格标准的第一接地连续性校准电阻及用于检测接地连续性测试仪的接地连续性不合格标准的第二接地连续性校准电阻。A spot inspection device for a photovoltaic tester, characterized in that it includes: a withstand voltage test assembly, including a first withstand voltage calibration resistor used to detect the withstand voltage qualification standard of the withstand voltage tester and a withstand voltage calibration resistor used to detect the withstand voltage tester The second withstand voltage calibration resistor for the unqualified standard of voltage; the insulation test assembly, including the first insulation calibration resistor for the insulation pass standard of the insulation tester and the second insulation calibration resistor for detecting the insulation unqualified standard of the insulation tester The ground continuity test assembly includes a first ground continuity calibration resistor for the ground continuity pass standard of the ground continuity tester and a second ground continuity tester for detecting the ground continuity failure standard of the ground continuity tester Sexual calibration resistors.
上述光伏测试仪点检装置利用耐压测试组件、绝缘测试组件及接地连续性测试组件可直接对应的测试仪的相应点检测试项进行检测，该光伏测试仪使用方便、不需配置其他对应点检设备，节约设备采购成本，提高了生产效率。The spot inspection device of the above-mentioned photovoltaic tester uses the withstand voltage test component, the insulation test component and the ground continuity test component to directly correspond to the corresponding point detection items of the tester for detection. The photovoltaic tester is easy to use and does not need to be equipped with other corresponding points. Inspection equipment, save equipment procurement costs, improve production efficiency.
在其中一个实施例中，所述第一耐压校准电阻的阻值大于或等于对应的耐压测试仪的耐压合格标准的阻值；所述第二耐压校准电阻的阻值小于或等于对应的耐压测试仪的耐压不合格标准的阻值；所述第一绝缘校准电阻的阻值大于或等于对应的绝缘测试仪的绝缘合格标准的阻值；所述第二绝缘校准电阻的阻值小于或等于对应的绝缘测试仪的绝缘不合格标准的阻值；所述第一接地连续性校准电阻的阻值小于或等于对应的接地连续性测试仪的接地连续性合格标准的阻值；所述第二接地连续性校准电阻的阻值大于或等于对应的接地连续性测试仪的接地连续性不合格标准的阻值。In one of the embodiments, the resistance value of the first withstand voltage calibration resistor is greater than or equal to the resistance value of the withstand voltage qualification standard of the corresponding withstand voltage tester; the resistance value of the second withstand voltage calibration resistor is less than or equal to The resistance value of the unqualified withstand voltage standard of the corresponding withstand voltage tester; the resistance value of the first insulation calibration resistor is greater than or equal to the resistance value of the insulation qualification standard of the corresponding insulation tester; the resistance value of the second insulation calibration resistor The resistance value is less than or equal to the resistance value of the insulation unqualified standard of the corresponding insulation tester; the resistance value of the first ground continuity calibration resistor is less than or equal to the resistance value of the ground continuity pass standard of the corresponding ground continuity tester ; The resistance value of the second ground continuity calibration resistor is greater than or equal to the resistance value of the ground continuity failure standard of the corresponding ground continuity tester.
在其中一个实施例中，所述光伏测试仪点检装置还包括壳体，用于固定所述耐压测试组件、绝缘测试组件及接地连续性测试组件。In one of the embodiments, the inspection device of the photovoltaic tester further includes a casing for fixing the withstand voltage test component, the insulation test component and the ground continuity test component.
在其中一个实施例中，所述耐压测试组件、绝缘测试组件及接地连续性测试组件并列排布于所述壳体内。In one embodiment, the withstand voltage test component, the insulation test component and the ground continuity test component are arranged side by side in the housing.
在其中一个实施例中，所述第一耐压校准电阻、所述第二耐压校准电阻、所述第一绝缘校准电阻、所述第二绝缘校准电阻、所述第一接地连续性校准电阻或所述第二接地连续性校准电阻分别通过对应的单束电缆连接至所述壳体外。In one of the embodiments, the first withstand voltage calibration resistor, the second withstand voltage calibration resistor, the first insulation calibration resistor, the second insulation calibration resistor, the first ground continuity calibration resistor Or the second ground continuity calibration resistors are respectively connected to the outside of the casing through corresponding single-bundle cables.
在其中一个实施例中，所述单束电缆的截面积大于或等于4mm2。In one of the embodiments, the cross-sectional area of the single bundle of cables is greater than or equal to 4mm 2 .
在其中一个实施例中，所述第一耐压校准电阻、所述第二耐压校准电阻、所述第一绝缘校准电阻、所述第二绝缘校准电阻、所述第一接地连续性校准电阻或所述第二接地连续性校准电阻可拆卸的固定在所述壳体内。In one of the embodiments, the first withstand voltage calibration resistor, the second withstand voltage calibration resistor, the first insulation calibration resistor, the second insulation calibration resistor, the first ground continuity calibration resistor Or the second ground continuity calibration resistor is detachably fixed in the housing.
在其中一个实施例中，所述壳体为绝缘耐压外壳。In one of the embodiments, the housing is an insulating and pressure-resistant housing.
在其中一个实施例中，所述第一耐压校准电阻、所述第二耐压校准电阻、所述第一绝缘校准电阻、所述第二绝缘校准电阻、所述第一接地连续性校准电阻及所述第二接地连续性校准电阻分散并列排列。In one of the embodiments, the first withstand voltage calibration resistor, the second withstand voltage calibration resistor, the first insulation calibration resistor, the second insulation calibration resistor, the first ground continuity calibration resistor and the second ground continuity calibration resistors are scattered and arranged in parallel.
附图说明Description of drawings
图1为本实用新型一优选实施例的光伏测试仪点检装置的整体结构示意图；Fig. 1 is the overall structure schematic diagram of the spot inspection device of the photovoltaic tester of a preferred embodiment of the present invention;
图2为本实用新型一优选实施例的光伏测试仪点检装置的内部结构示意图。Fig. 2 is a schematic diagram of the internal structure of a spot inspection device of a photovoltaic tester according to a preferred embodiment of the present invention.
具体实施方式detailed description
为了使本实用新型的目的、技术方案及优点更加清楚明白，以下结合附图及实施例，对本实用新型进行进一步详细说明。应当理解，此处所描述的具体实施例仅仅用以解释本实用新型，并不用于限定本实用新型。In order to make the purpose, technical solutions and advantages of the utility model clearer, the utility model will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model, and are not intended to limit the utility model.
本实用新型一优选实施方式公开了一种电阻测试仪点检装置100，该电阻测试仪点检装置100包括耐压测试组件110、绝缘测试组件120及接地连续性测试组件130。A preferred embodiment of the utility model discloses a spot inspection device 100 for a resistance tester. The spot check device 100 for a resistance tester includes a withstand voltage test component 110 , an insulation test component 120 and a ground continuity test component 130 .
其中，耐压测试组件110用于测试耐压测试仪的耐压测试标准是否与预设的一致，具体地，该耐压测试组件110包括第一耐压校准电阻111及第二耐压校准电阻112，该第一耐压校准电阻111与耐压测试仪的测试端连接，用于检测耐压测试仪的耐压合格标准是否准确，该第二耐压校准电阻112也接着与耐压测试仪的测试端连接，用于检测耐压测试仪的耐压不合格标准是否准确。例如，目前光伏行业中耐压测试标准的临界电阻值为72MΩ，结合实际操作中的其他因素(如：阻值误差等)设定上述耐压测试端的耐压合格标准为90MΩ，当耐压测试仪所检测的电阻大于或等于90MΩ，耐压测试仪判定并显示该电阻的耐压性能合格；设定上述耐压测试端的不合格的耐压标准为60MΩ，当耐压测试仪所检测的电阻小于或等于60MΩ时，耐压测试仪判定并显示该电阻的耐压性能不合格，这样，上述第一耐压校准电阻111的阻值便选用大于或等于上述电阻测试仪的耐压测试端的合格耐压标准的阻值，例如选用100MΩ；上述第二耐压校准电阻112的阻值便选用小于或等于上述耐压测试仪的不合格标准的阻值例如为50MΩ。当100MΩ的第一耐压校准电阻接入到上述耐压测试仪时，耐压测试仪显示的结果为合格，且当50MΩ的第二耐压校准电阻接入到上述耐压测试仪时，耐压测试仪显示的结果为不合格时，则判定该耐压测试仪对被测物耐压测试的结果准确，可以正常用来对光伏组件进行耐压测试。Wherein, the withstand voltage test assembly 110 is used to test whether the withstand voltage test standard of the withstand voltage tester is consistent with the preset one. Specifically, the withstand voltage test assembly 110 includes a first withstand voltage calibration resistor 111 and a second withstand voltage calibration resistor 112, the first withstand voltage calibration resistor 111 is connected to the test terminal of the withstand voltage tester, and is used to detect whether the withstand voltage qualification standard of the withstand voltage tester is accurate, and the second withstand voltage calibration resistor 112 is also connected to the withstand voltage tester. The test terminal connection is used to detect whether the withstand voltage unqualified standard of the withstand voltage tester is accurate. For example, the critical resistance value of the current withstand voltage test standard in the photovoltaic industry is 72MΩ. Combined with other factors in actual operation (such as: resistance error, etc.), the withstand voltage qualification standard of the above withstand voltage test terminal is set to 90MΩ. When the withstand voltage test If the resistance detected by the tester is greater than or equal to 90MΩ, the withstand voltage tester judges and displays that the withstand voltage performance of the resistance is qualified; set the unqualified withstand voltage standard of the above withstand voltage test terminal to 60MΩ, when When it is less than or equal to 60MΩ, the withstand voltage tester judges and displays that the withstand voltage performance of the resistor is unqualified, so that the resistance value of the first withstand voltage calibration resistor 111 is selected to be greater than or equal to the withstand voltage test terminal of the above resistance tester. The resistance of the withstand voltage standard is, for example, 100MΩ; the resistance of the second withstand voltage calibration resistor 112 is selected to be less than or equal to the resistance of the unqualified standard of the withstand voltage tester, for example, 50MΩ. When the first withstand voltage calibration resistor of 100MΩ is connected to the above withstand voltage tester, the result displayed by the withstand voltage tester is qualified, and when the second withstand voltage calibration resistor of 50MΩ is connected to the above withstand voltage tester, the withstand voltage When the result displayed by the voltage tester is unqualified, it is determined that the withstand voltage tester is accurate to the withstand voltage test of the object under test, and can be normally used for the withstand voltage test of the photovoltaic module.
绝缘测试组件120用于测试绝缘测试仪的绝缘测试标准是否准确，具体地，该绝缘测试组件120包括第一绝缘校准电阻121及第二绝缘校准电阻122，该第一绝缘校准电阻121与绝缘测试仪连接，用于检测绝缘测试仪的绝缘合格标准是否准确，该第二绝缘校准电阻122也与电阻测试仪的绝缘测试仪连接，用于检测绝缘测试端的绝缘不合格标准是否准确。例如，目前光伏行业中绝缘测试标准的临界电阻值为2000MΩ，结合实际操作中的其他因素(如：阻值误差等)设定上述绝缘测试仪的绝缘合格标准为2500MΩ，当绝缘测试端所检测的电阻大于或等于2500MΩ，绝缘测试仪应判定并显示该电阻的绝缘性能合格；设定上述绝缘测试端的不合格的绝缘标准为1500MΩ，当绝缘测试端所检测的电阻小于或等于1500MΩ时，绝缘测试端应判定并显示该电阻的绝缘性能不合格，这样，上述第一绝缘校准电阻121的阻值便选用大于或等于上述绝缘测试仪的绝缘合格标准的阻值，例如为3000MΩ；上述第二绝缘校准电阻122的阻值便选用小于或等于上述绝缘测试仪的绝缘不合格标准的阻值例如为1000MΩ。当3000MΩ的第一绝缘校准电阻接入到上述绝缘测试仪时，绝缘测试仪显示的结果为合格，且当1000MΩ的第二绝缘校准电阻接入到上述绝缘测试仪时，绝缘测试仪显示的结果为不合格时，则判定该绝缘测试仪对被测物测试的结果准确，可以用来对光伏组件进行绝缘测试。The insulation test assembly 120 is used to test whether the insulation test standard of the insulation tester is accurate. Specifically, the insulation test assembly 120 includes a first insulation calibration resistor 121 and a second insulation calibration resistor 122. The first insulation calibration resistor 121 is connected to the insulation tester. The second insulation calibration resistor 122 is also connected to the insulation tester of the resistance tester to detect whether the insulation failure standard of the insulation tester is accurate. For example, the current critical resistance value of the insulation test standard in the photovoltaic industry is 2000MΩ. Combined with other factors in actual operation (such as: resistance error, etc.), the insulation qualification standard of the above insulation tester is set to 2500MΩ. When the insulation test terminal detects If the resistance of the insulation test terminal is greater than or equal to 2500MΩ, the insulation tester should determine and display that the insulation performance of the resistance is qualified; set the unqualified insulation standard of the above insulation test terminal to 1500MΩ, when the resistance detected by the insulation test terminal is less than or equal to 1500MΩ, the insulation The test terminal should determine and show that the insulation performance of the resistor is unqualified, so that the resistance value of the above-mentioned first insulation calibration resistor 121 is selected to be greater than or equal to the resistance value of the insulation qualification standard of the above-mentioned insulation tester, such as 3000MΩ; The resistance value of the insulation calibration resistor 122 is selected to be less than or equal to the insulation failure standard of the insulation tester, for example, 1000 MΩ. When the first insulation calibration resistance of 3000MΩ is connected to the above insulation tester, the result displayed by the insulation tester is qualified, and when the second insulation calibration resistance of 1000MΩ is connected to the above insulation tester, the result displayed by the insulation tester is If it is unqualified, it is judged that the test result of the insulation tester for the tested object is accurate, and it can be used to perform insulation tests on photovoltaic modules.
接地连续性测试组件130用于测试接地连续性测试仪的接地连续性测试结果标准是否准确，具体地，该接地连续性测试组件130包括第一接地连续性校准电阻131及第二接地连续性校准电阻132，该第一接地连续性校准电阻131与接地连续性测试仪连接，用于检测接地连续性测试仪的接地连续性标准合格标准是否准确，该第二接地连续性校准电阻132也与接地连续性测试仪连接，用于检测接地连续性测试仪的不合格标准是否准确。例如，目前光伏行业中接地连续性测试标准的临界电阻值为100mΩ，结合实际操作中的其他因素(如：阻值误差等)设定上述接地连续性测试仪的接地连续性合格标准为80mΩ，当接地连续性测试仪所检测的电阻小于或等于80mΩ，接地连续性测试仪应判定并显示该电阻的接地连续性性能合格；设定上述接地连续性测试仪的不合格的接地连续性标准为120mΩ，当接地连续性测试仪所检测的电阻大于或等于120mΩ时，接地连续性测试仪应判定并显示该电阻的接地连续性性能不合格，这样，上述第一接地连续性校准电阻131的阻值便选用小于或等于上述接地连续性测试仪的合格接地连续性标准的阻值，例如为60mΩ；上述第二接地连续性校准电阻132的阻值便选用大于或等于上述接地连续性测试仪的不合格的接地连续性标准的阻值例如为140mΩ。当60mΩ的第一接地连续性校准电阻接入到上述接地连续性测试仪时，接地连续性测试仪显示的结果为合格，且当140mΩ的第二接地连续性校准电阻接入到上述接地连续性测试仪时，接地连续性测试仪显示的结果为不合格时，则判定该接地连续性测试仪对被测物测试的结果准确，可以用来对光伏组件进行接地连续性测试。The ground continuity test assembly 130 is used to test whether the ground continuity test result standard of the ground continuity tester is accurate. Specifically, the ground continuity test assembly 130 includes a first ground continuity calibration resistor 131 and a second ground continuity calibration resistor 131. Resistor 132, the first ground continuity calibration resistor 131 is connected with the ground continuity tester, and is used to detect whether the ground continuity standard acceptance standard of the ground continuity tester is accurate, and the second ground continuity calibration resistor 132 is also connected to the ground Continuity tester connection to check if the fail standard of the ground continuity tester is accurate. For example, the critical resistance value of the current ground continuity test standard in the photovoltaic industry is 100mΩ. Combined with other factors in actual operation (such as: resistance error, etc.), the ground continuity qualification standard of the above ground continuity tester is set to 80mΩ. When the resistance detected by the ground continuity tester is less than or equal to 80mΩ, the ground continuity tester shall judge and display that the ground continuity performance of the resistance is qualified; set the unqualified ground continuity standard of the above ground continuity tester as 120mΩ, when the resistance detected by the ground continuity tester is greater than or equal to 120mΩ, the ground continuity tester should determine and display that the ground continuity performance of the resistance is unqualified. In this way, the resistance of the first ground continuity calibration resistor 131 The resistance value of the above-mentioned second ground continuity calibration resistor 132 is selected to be greater than or equal to that of the above-mentioned ground continuity tester An unacceptable ground continuity standard has a resistance value of, for example, 140 mΩ. When the first ground continuity calibration resistor of 60mΩ is connected to the above ground continuity tester, the result displayed by the ground continuity tester is qualified, and when the second ground continuity calibration resistor of 140mΩ is connected to the above ground continuity tester When using the tester, if the result displayed by the grounding continuity tester is unqualified, it is judged that the test result of the grounding continuity tester is accurate for the object under test, and it can be used for grounding continuity testing of photovoltaic modules.
为了保证上述对对应的耐压、绝缘、接地连续性测试仪的测试结果准确性，上述用于检测对应的测试仪的校准电阻的阻值尽量接近对应测试仪的合格或不合格的标准阻值。In order to ensure the accuracy of the above-mentioned test results of the corresponding withstand voltage, insulation, and grounding continuity testers, the resistance value of the calibration resistor used to detect the corresponding tester is as close as possible to the qualified or unqualified standard resistance of the corresponding tester .
本实施例中的光伏测试仪点检装置还包括壳体140，该壳体140也为绝缘耐压外壳，该外壳用于将上述耐压测试组件110、绝缘测试组件120及接地连续性测试组件130收容其内，这样将上述三个组件作一体设计，便于工作人员在使用过程中便于操作，也便于工作人员在对对应不同的测试仪进行检测时进行选择，操作简单方便。The inspection device of the photovoltaic tester in this embodiment also includes a housing 140, which is also an insulating and withstand voltage shell, and the shell is used for the above-mentioned withstand voltage test assembly 110, insulation test assembly 120 and ground continuity test assembly. 130 accommodates it, so that the above-mentioned three components are designed as one, which is convenient for the staff to operate during use, and also convenient for the staff to choose when testing the corresponding different testers, and the operation is simple and convenient.
具体地，上述耐压测试组件110、绝缘测试组件120及接地连续性测试组件130并列排布在上述壳体140内，更详细地说，上述第一耐压校准电阻111、第二耐压校准电阻112、第一绝缘校准电阻121、第二绝缘校准电阻122、第一接地连续性校准电阻131及第二接地连续性校准电阻132分散并列排列在壳体140内，这样便于光伏测试仪点检装置100更好的散热效果。Specifically, the above-mentioned withstand voltage test assembly 110, the insulation test assembly 120 and the ground continuity test assembly 130 are arranged side by side in the above-mentioned housing 140. In more detail, the above-mentioned first withstand voltage calibration resistor 111, the second withstand voltage calibration resistor The resistor 112, the first insulation calibration resistor 121, the second insulation calibration resistor 122, the first ground continuity calibration resistor 131 and the second ground continuity calibration resistor 132 are scattered and arranged side by side in the housing 140, which is convenient for spot inspection of the photovoltaic tester The device 100 has a better heat dissipation effect.
上述第一耐压校准电阻111、第二耐压校准电阻112、第一绝缘校准电阻121、第二绝缘校准电阻122、第一接地连续性校准电阻131及第二接地连续性校准电阻132为可拆卸的固定在壳体内，这样便可以为了测试不同测试标准的电阻测试仪而替换与其相应的校准电阻。The above-mentioned first withstand voltage calibration resistor 111, second withstand voltage calibration resistor 112, first insulation calibration resistor 121, second insulation calibration resistor 122, first ground continuity calibration resistor 131 and second ground continuity calibration resistor 132 can be The disassembled ones are fixed in the housing, so that the corresponding calibration resistors can be replaced for testing resistance testers of different test standards.
为了尽量减少对对应的测试仪的测试结果的影响，上述第一耐压校准电阻111、第二耐压校准电阻112、第一绝缘校准电阻121、第二绝缘校准电阻122、第一接地连续性校准电阻131及第二接地连续性校准电阻132分别通过截面积为大于或等于4mm2的单束电缆150连接至壳体外侧，因该单束电缆自身的阻值非常小，因而对电阻测试仪的测试结果的影响也非常的小。In order to minimize the impact on the test results of the corresponding tester, the first withstand voltage calibration resistor 111, the second withstand voltage calibration resistor 112, the first insulation calibration resistor 121, the second insulation calibration resistor 122, the first grounding continuity The calibration resistor 131 and the second ground continuity calibration resistor 132 are respectively connected to the outside of the housing through a single-bundle cable 150 with a cross - sectional area greater than or equal to 4mm. The impact of the test results is also very small.
上述光伏测试仪点检装置100利用耐压测试组件110、绝缘测试组件120及接地连续性测试组件130可直接选择电阻测试仪的相应点检测试项目，方便、不需配置其他对应点检设备，节约设备采购成本，提高了生产效率。The spot check device 100 of the above-mentioned photovoltaic tester utilizes the withstand voltage test component 110, the insulation test component 120 and the ground continuity test component 130 to directly select the corresponding point test items of the resistance tester, which is convenient and does not need to be equipped with other corresponding spot check equipment. Save equipment purchase cost and improve production efficiency.
以上所述实施例的各技术特征可以进行任意的组合，为使描述简洁，未对上述实施例中的各个技术特征所有可能的组合都进行描述，然而，只要这些技术特征的组合不存在矛盾，都应当认为是本说明书记载的范围。The technical features of the above-mentioned embodiments can be combined arbitrarily. To make the description concise, all possible combinations of the technical features in the above-mentioned embodiments are not described. However, as long as there is no contradiction in the combination of these technical features, should be considered as within the scope of this specification.
以上所述实施例仅表达了本实用新型的几种实施方式，其描述较为具体和详细，但并不能因此而理解为对实用新型专利范围的限制。应当指出的是，对于本领域的普通技术人员来说，在不脱离本实用新型构思的前提下，还可以做出若干变形和改进，这些都属于本实用新型的保护范围。因此，本实用新型专利的保护范围应以所附权利要求为准。The above-mentioned embodiments only express several implementation modes of the utility model, and the description thereof is relatively specific and detailed, but it should not be understood as limiting the scope of the utility model patent. It should be noted that those skilled in the art can make several modifications and improvements without departing from the concept of the present invention, and these all belong to the protection scope of the present invention. Therefore, the scope of protection of the utility model patent should be based on the appended claims.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106603005A (en) * | 2016-11-30 | 2017-04-26 | 浙江创盛光能源有限公司 | Grounding voltage withstand insulation integrated testing method of photovoltaic component |
| CN110186620A (en) * | 2019-06-27 | 2019-08-30 | 楚天科技股份有限公司 | Leak tester functional test sample bottle and leak tester function test method |
| CN113687155A (en) * | 2021-08-06 | 2021-11-23 | 青岛仪迪电子有限公司 | Automatic point inspection device of safety standard |
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2016
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106603005A (en) * | 2016-11-30 | 2017-04-26 | 浙江创盛光能源有限公司 | Grounding voltage withstand insulation integrated testing method of photovoltaic component |
| CN110186620A (en) * | 2019-06-27 | 2019-08-30 | 楚天科技股份有限公司 | Leak tester functional test sample bottle and leak tester function test method |
| CN113687155A (en) * | 2021-08-06 | 2021-11-23 | 青岛仪迪电子有限公司 | Automatic point inspection device of safety standard |
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