Simple and easy device that shows head of a bed angle regulation in real time

The utility model discloses a simple and easy device that shows head of a bed angle regulation in real time, the head of a bed is adjustable for the inclination of sick bed, and the device installs including being convenient for and fixes the hardboard on the head of a bed, be equipped with the angle display district on the hardboard, angle display arranges according to the disc in the district, the patchcord is still worn to be equipped with by disc center department on the hardboard, the one end of patchcord is fixed at the hardboard back, the patchcord has the heavy object at the positive other end of hardboard, the hardboard is vertical plane, the heavy object is the suspension state, the device sets up and be tilting motion in step along with the head of a bed on the side of the head of a bed. The patchcord is established to the metal wire, still be equipped with proximity switch on the hardboard between 30-45 angle mark line, metal wire and proximity switch constitute the just cooperation of sounding or flicker as metal wire contact proximity switch. This device simple structure, convenient to use can accurate control bed board raises angle to 30-45 scopes, effectively prevents VAP.