Aerial cultivation device for sweet potatoes in courtyard

The invention relates to the technical field of crop cultivation equipment, in particular to a sweet potato courtyard aerial cultivation device which comprises a water storage pond, an acceleration shell fixedly connected to the exterior of the water storage pond, a first motor fixedly connected to the interior of the acceleration shell, a first gear fixedly connected to the exterior of the first motor, and a second gear connected to the exterior of the first gear in a meshed mode. According to the device, the first motor is started to drive the acceleration turbine to rotate, and then water in the acceleration shell is accelerated under the action of centrifugal force and sprayed into the telescopic connecting pipe, so that the water in the acceleration shell is sprayed into the telescopic connecting pipe, and the water in the acceleration shell is sprayed into the telescopic connecting pipe; water enters a telescopic connecting pipe, passes through an irrigation pipeline and then is sprayed out from an irri