Soil loosening device for agricultural soil fertilizer application

The utility model relates to the technical field of agricultural soil fertilizer application, in particular to a soil loosening device for agricultural soil fertilizer application. The device comprises a supporting frame, the upper surface of the supporting frame is fixedly connected with a driving device, the interior of the supporting frame is rotationally connected with a land wheel, one side of the land wheel is provided with a transmission device, the upper surface of the supporting frame is fixedly connected with a push rod, one side of the supporting frame is fixedly connected with a connecting frame, and the connecting frame is fixedly connected with the ground wheel. A break shovel is installed on the lower surface of the connecting frame, an adjusting structure is arranged in the connecting frame and comprises an adjusting rod, the adjusting rod is in threaded connection with the connecting frame, and a handle is fixedly connected to the upper end of the adjusting rod. The problems that a traditiona