Double-layer three-dimensional parking equipment

The double-layer three-dimensional parking equipment comprises rotary guide rails arranged on one side of each three-dimensional parking space and guide wheel sets arranged on the rotary guide rails, each rotary guide rail comprises a straight part and a bent part, and the straight parts are arranged on the outer sides of the parking spaces on the ground layer and are parallel to the center lines of the parking spaces; the bent parts are smoothly connected with the straight parts and extend towards the front parts of the adjacent groups of three-dimensional parking spaces; the guide wheel group comprises guide wheels with vertical axes, the guide wheels are arranged in the rotary guide rail, and the guide wheels are arranged on the outer side of the ground layer parking space and close to the rear position and move along the rotary guide rail in the outward moving process of the ground layer parking space; according to the technical scheme of the double-layer three-dimensional parking equipment, through the r