Garden water ecological restoration device and application method

The invention relates to a garden water ecological restoration device, and belongs to the field of garden construction equipment. The garden water ecological restoration device comprises an artificialfloating bed body, wherein the artificial floating bed body comprises a water surface floating bed, an in-water floating bed and an underwater floating bed which are sequentially arranged from top tobottom, a first connecting rod is arranged between the in-water floating bed and the underwater floating bed, the top end and the lower end of the first connecting rod are respectively hinged with the lower surface of the water surface floating bed and the upper surface of the underwater floating bed; a second connecting rod is arranged between the water surface floating bed and the in-water floating bed, and the top end and the lower end of the second connecting rod are hinged to the lower surface of the water surface floating bed and the upper surface of the in-water floating bed respectively. The device has the eff