Weighing device for cardiology department nursing bed

The utility model discloses a weighing device for a cardiology department nursing bed, and relates to the field of medicine. The weighing device mainly comprises a bed plate support frame and a bed plate, and is characterized in that the bed plate is longitudinally formed by hinging a back plate, a seat plate, a thigh plate and a shank plate, the seat plate is fixedly connected with the bed platesupport frame through a support block below the seat plate, and a first screw rod is arranged on the upper surface of the bed plate support frame; the first screw is sleeved with a first nut matched with the first screw, a first fixing block is welded to the first nut, a first connecting rod is arranged on the first fixing block, one end of the first connecting rod is fixedly connected to a firstconnecting bearing, the other end of the first connecting rod is fixedly connected with a second connecting bearing, and first supporting rods are fixedly connected to the two sides of the second connecting bearing. A groove i