Novel NB independent photoelectric smoke sensor

The utility model provides a novel NB independent photoelectric smoke sensor. Round protective shell, a straight-edge arc-shaped fixing plate is arranged at the middle section of the inner wall of thecircular protective shell; an integrated plate is connected to the upper surface of the straight-edg...

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Bibliographic Details
Main Author YU JIPENG
Format Patent
LanguageChinese
English
Published 26.06.2020
Subjects
ALARM SYSTEMS
ORDER TELEGRAPHS
PHYSICS
SIGNALLING
SIGNALLING OR CALLING SYSTEMS
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Summary:The utility model provides a novel NB independent photoelectric smoke sensor. Round protective shell, a straight-edge arc-shaped fixing plate is arranged at the middle section of the inner wall of thecircular protective shell; an integrated plate is connected to the upper surface of the straight-edge arc-shaped fixing plate; the integrated board is provided with a wireless transmission chip element, a single-chip microcomputer integrated element, an alarm processing chip element, a buzzer element and a power input element. The power input element is connected with a battery box through a wire, the battery box is arranged in a cavity in the side, away from the straight-edge arc-shaped fixing plate, of the partition plate, a photoelectric sensor is fixed to the lower end of the integrated plate through screws, and a warning lamp, a reset switch element and a test switch element are arranged on one side of the photoelectric sensor. The smoke sensor provided by the utility model has a higher intelligent effect, c
Bibliography:Application Number: CN201921438534U