The utility model discloses a bridge construction rotation regulation support bracket, the on -line screen storage device comprises a base, surface mounting has the lower wall on the base, lower wall upper surface center department is equipped with hydraulic push rod, through setting up the base into inclination, being convenient for, it is more stable to play, the lower wall has been increased at the base upper surface, be equipped with hydraulic push rod and hydraulic stem between lower wall and the mid -game, height -adjusting about hydraulic push rod plays, it uses to be convenient for constructor, the hydraulic stem plays the fixed action, install I -shaped frame between mid -game and hanging wall, firstly, play fixedly, play the effect of debunching force 2 o'clock, be convenient for play the effect of protection bracket, be equipped with the block rubber all around at the hanging wall, the inside rubber ball that is equipped with of block rubber, and at the inside spring that is equipped with of rubber ball, when the bridge base that meets the design nonparallel, the block rubber drives the rubber ball and passes through the spring change brief biography of a deceased person, it is convenient for play the fixed action to reach the original shape of base.