Belt conveyor small-radius adjustable turning device

The invention relates to the technical field of belt conveyors, and discloses a belt conveyor small-radius adjustable turning device. The device comprises a ground, a power mechanism is arranged outside the ground, a turning mechanism is arranged outside the ground, an adjusting mechanism is arranged outside the ground, the power mechanism comprises a motor, a first rotating rod and a bearing table, one end of the first rotating rod is connected to the output end of the motor through a coupler, the outer wall of the motor is connected to the inner wall of a motor box, the outer wall of the first rotating rod is connected to the inner wall of the motor box, and one end of the first rotating rod penetrates through the inner wall of the motor box and extends out of the motor box. The turning mechanism is arranged, a third rotating rod drives a fixing block to move, the fixing block drives the first rotating rod to move, and therefore a first roller is driven to move, and the purposes that an angle of the first r