Driving device and valve

Abstract

Provided are a driving device and a valve, the driving device includes a motor and a transmission assembly; an output shaft of the motor is connected to the transmission assembly, and the transmission assembly includes a transmission member; the transmission member and the output shaft are fixed to or are limitedly cooperate with one another, and the output shaft may drive the transmission member to rotate; the transmission assembly further includes a magnetic element; and the driving device further includes a Hall element corresponding to the magnetic element; the transmission member includes a cylindrical portion, and the cylindrical portion is provided with a first hole passage; the first hole passage includes a first opening portion located on an outer wall portion of the cylindrical portion, and at least a part of the magnetic element passes through the first opening portion to extend into the first hole passage.

Dependencies are inferred from the claim text.