Concrete stirring device for highway engineering curing

The utility model discloses a highway engineering curing concrete mixing device which comprises an outer tank, a support is fixedly connected to the side wall of the outer tank, an inner tank is sleeved with an inner cavity of the outer tank, the outer wall of the inner tank is in clearance fit with the inner wall of the outer tank, a bent rod is fixedly connected to the other end of a rotating shaft, and the side wall of the bent rod is in clearance fit with the inner wall of the outer tank. Side rods are symmetrically and fixedly connected to the outer wall of the rotating shaft, and the side walls of the side rods are in clearance fit with the inner wall of the outer tank. The concrete is prevented from layering or blocking, stirring measures are enhanced, concrete stirring time and stirring frequency are adjusted, uniform stirring of the concrete is guaranteed, possibility of layering and blocking is reduced, uniformity and consistency of the concrete are guaranteed, strength and durability of the concret