A toggle piezoelectric elevator alarm
A technology for alarms and elevators, applied to piezoelectric effect/electrostrictive or magnetostrictive motors, electrical components, generators/motors, etc., can solve problems such as broken, and achieve strong environmental adaptability and good power generation effect , High reliability effect
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[0014] The end of the side wall a1 of the main body a is installed with an end cover b via screws, a rocker a4 is provided outside the side wall a1, ribs a3 are uniformly distributed inside the side wall a1, and one side of the ribs a3 is provided with screws and bead x A flexible plectrum g is installed, the free end of the flexible plectrum g is long in contact with the rib a3, and short in contact with the bead x; the inner side of the upper wall a2 of the main body a is equipped with a circuit board c through screws and gaskets d, and the circuit board c is equipped with an energy conversion processing circuit and a signal transmission system; the upper wall a2 of the main body a is equipped with a rotating shaft j through screws, the right end of the rotating shaft j protrudes from the inner cavity of the main body a through the end cover b, and the right end of the rotating shaft j passes through the end surface The bearing h and the nut f are installed on the base m; the...
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