Recording device for collecting metering information of electricity meter
The invention relates to the field of electricity meter metering information acquisition, in particular to a recording device for electricity meter metering information acquisition, which comprises a box body, a storage mechanism is arranged on the side wall of one side of the box body, and a pushin...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention relates to the field of electricity meter metering information acquisition, in particular to a recording device for electricity meter metering information acquisition, which comprises a box body, a storage mechanism is arranged on the side wall of one side of the box body, and a pushing mechanism is arranged in the storage mechanism. The teaching aid has the beneficial effects that when the teaching aid is used, a threaded rod can be rotated by rotating a handle so as to be separated from a threaded groove, then the threaded rod can be pulled out, fixation of a fixing base and a sealing plate can be relieved, then the fixing base can be put down, and the teaching aid is convenient to use. And at the moment, the fixed seat can be supported through a connecting rope, so that the fixed seat can only incline, limiting of the fixed sleeve can be relieved, a spring can push the fixed sleeve, the fixed sleeve can drive a pushing plate to push the top end of the paper in the placing groove where the unu |
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