Gas alarm with positioning function

The utility model discloses a gas alarm with a positioning function, which relates to the field of gas alarms, and comprises a gas alarm main body, an L-shaped mounting plate is arranged on the side surface of the gas alarm main body, the gas alarm main body is in contact with the L-shaped mounting plate, a fixing structure is movably mounted on the L-shaped mounting plate, and the fixing structure is arranged on the L-shaped mounting plate. A control structure is movably mounted on the fixing structure, a driving structure is movably mounted between the fixing structure and the L-shaped mounting plate, fixing blocks are fixedly mounted on the two sides of the L-shaped mounting plate, and threaded holes are formed in the fixing blocks. According to the utility model, through the arrangement of the L-shaped mounting plate and the movable clamping block, the position of the gas alarm main body is fixed through the mutual cooperation of the L-shaped mounting plate and the movable clamping block, the stability of