Vertical protective device for medical display hanger

A vertical protective device for a medical display hanger, wherein the vertical protective device for the medical display hanger comprises a contact piece, a microswitch, a rotating shaft and a vertical protective plate, wherein the contact piece is connected to one end of the rotating shaft, the vertical protective plate is connected to the other end of the rotating shaft, and the microswitch is arranged on a microswitch support;

• and
• when a collision of the vertical protective plate happens, the rotating shaft drives the contact piece to rotate, and the contact piece triggers the microswitch, so as to control the medical display hanger to stop moving or immediately rise;
• wherein the vertical protective device for the medical display hanger further comprises a rotating shaft support, and the rotating shaft is provided with one end passing through the rotating shaft support;
• wherein the vertical protective device for the medical display hanger further comprises an internal limiting post and a limiting block, the internal limiting post is arranged on an inside face of the rotating shaft support, and the limiting block is arranged on the rotating shaft and opposite the internal limiting post;
• and
• when no collision of the vertical protective plate happens, the limiting block abuts against the internal limiting post due to the gravity of the vertical protective plate.