Mechanical type sedan -chair top weighing device

The utility model discloses a mechanical type sedan -chair top weighing device, the weighing device includes pendulum rod, micro -gap switch, compression spring, weighing lever, title seat, the bottom of putting the beams in place is installed to the title seat, the head hinge of weighing lever is propped up on the title seat, the afterbody over draft of weighing lever is on the spring holder, the afterbody position of weighing lever is equipped with compression spring, compression spring installs on the upper beam, the pendulum rod is installed on the upper beam, the afterbody of pendulum rod with it is articulated to put the beams in place, the head position of pendulum rod is equipped with micro -gap switch, micro -gap switch installs on the upper beam. The utility model discloses simple structure to the conduct weighing unit of compression spring group, the reaction is sensitive, the shock attenuation is effectual, make the pendulum rod touch micro -gap switch's contact, the data of being weighed then through lever principle.