Rotatory formula race ring week revolving rack of taking in

The utility model discloses a rotatory formula race ring week revolving rack of taking in. The on -line screen storage device comprises a base, the base top is equipped with the bed frame, the bed frame top is equipped with the bearing frame, through first bearing and center support hub connection between bed frame and bed frame, be equipped with the second bearing in the center support axle, be equipped with the lead screw between two second bearings, the head end and the first motor of lead screw are connected, be connected with screw nut on the lead screw between two second bearings, the last linking arm that is equipped with of screw nut, the linking arm passes the epaxial spout of center support and is connected with the push pedal, the push pedal is connected through push rod and slider, the slider is articulated with the bearing bracing piece, the bearing bracing piece is articulated with the connecting rod, the connecting rod is connected with the fixed block, fixed block and center support axle fixed