Door stopper warning device
A technology of warning device and door resistance, which is applied in the direction of open alarm device, building fastening device, wing fan fastening device, etc., can solve the problems of easy falling off, lack of warning measures, etc. novel effect
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[0019] Such as figure 1 , 2 , The door resistance warning device shown in 3, 4, 5, 6, 7, 8 includes a door resistance seat 1 and a warning device, the front portion of the door resistance seat 1 is provided with an inclined slope, and the door resistance seat 1 rear portion is provided with There is a connecting piece, and the connecting piece is rotated to be provided with a warning device. The warning device includes a housing, and a circuit board 14, a battery, a loudspeaker, a motion switch and a power switch 16 are arranged in the housing, and the circuit board 14 is provided with an alarm circuit and a receiving circuit. , the loudspeaker is connected with the alarm circuit, and the alarm circuit and the receiving circuit are connected with the battery through the power switch 16, and the motion switch is triggered by the warning device to rotate and play a warning role.
[0020] The inclined slope surface is provided with a convex strip 3, and the direction of the conv...
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