Accidental temporary sprain protecting and fixing device for traumatic orthopedics

The utility model provides an accidental temporary sprain protecting and fixing device for traumatic orthopedics. The device comprises a shoulder clamping wrist, a locking belt, a tightening belt sleeve, an arm fixing frame, a locking bolt, a supporting fixing rod, a fixing base and a device body, a semicircular connecting ring plate is arranged at the top end of the shoulder clamping wrist, and two supporting clamping plates are symmetrically welded and supported at the bottom of the circular connecting ring plate; the three locking bolts penetrate through three through holes formed in threefixing plates at the right end of the arm fixing frame and lock the interiors, provided with three threaded holes in a penetrating mode, of the three fixing bases, and then the arm fixing frame can belocked and fixed. A layer of sponge is adhered to the inner wall of each of the shoulder clamping wrist and the supporting clamping rod, and the supporting clamping rod is thinner in wall thickness and can be elastically defo