Low-temperature electrical resistivity measuring apparatus and installation method thereof
A technology of resistivity and testing device, applied in the direction of material resistance, etc., can solve the problems of complicated operation and high cost, and achieve the effect of ensuring integrity, preventing probe movement, and easy and convenient installation and fixation.
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[0030] The following description serves to disclose the present invention to enable those skilled in the art to carry out the present invention. The preferred embodiments described below are only examples, and those skilled in the art can devise other obvious variations.
[0031] Combine below Figure 1-Figure 3 The low-temperature resistivity measuring device provided by the present invention will be described in detail. For the convenience of description, the "up" and "down" referred to below are consistent with the "up" and "down" directions of the drawings themselves, but do not limit the structure of the present invention. For example, the device can be mounted laterally on the cold head of a refrigerator.
[0032] The low-temperature resistivity testing device provided in this embodiment includes a heat sink 2, an insulating pressure ring 3, an insulating frame 4, a probe 5, a sapphire 6, a positioning pressing plate 8, a reinforcing pressing plate 9, a heater 10, a te...
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