Electric gardening functional shovel of which shovel head can be replaced

The invention provides an electric gardening functional shovel of which a shovel head can be replaced. The electric gardening functional shovel comprises the shovel head, a push plate and an electrictelescopic rod are arranged inside the shovel head, the electric telescopic rod comprises a first telescopic section, a second telescopic section and a base, the top of the first telescopic section penetrates through the center in the axial direction of the push plate and is then in threaded connection with a thread bushing, the second telescopic section penetrates through the top of the shovel head, a gearbox is arranged on the upper portion of the base, the base is fixedly connected with a straight strip block, the straight strip block penetrates through the top and the bottom of the gearbox, straight line gears are arranged at both sides of the straight strip block and are meshed with a first round gear and a second round gear respectively, and the first round gear and the second roundgear are connected with an