Gas residue monitoring device

The utility model provides a gas allowance monitoring device which is fixedly connected with a barometer of an air respirator and comprises a shell with an inner space and a fixing ring used for fixedly connecting the barometer and the shell, and the shell is provided with a receding hole which is c...

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Bibliographic Details
Main Authors TAN ZHUO, TAN WEIPING
Format Patent
LanguageChinese
English
Published 22.01.2021
Subjects
FIRE-FIGHTING
HUMAN NECESSITIES
LIFE-SAVING
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Summary:The utility model provides a gas allowance monitoring device which is fixedly connected with a barometer of an air respirator and comprises a shell with an inner space and a fixing ring used for fixedly connecting the barometer and the shell, and the shell is provided with a receding hole which is communicated with the interior and the exterior of the shell and allows the barometer to be partiallyplaced in the shell. A sensing circuit assembly is arranged in the shell and comprises a circuit board, a photoelectric sensor and a signal transmission module, the photoelectric sensor is arranged on the circuit board and used for monitoring the numerical value of the barometer, and the signal transmission module is electrically connected with the photoelectric sensor. According to the gas allowance monitoring device provided by the utility model, the photoelectric sensor of the sensing circuit assembly arranged in the shell is used for reading the pointer position of the barometer and converting the pointer positio
Bibliography:Application Number: CN202020485392U