Rainwater utilization device

The utility model relates to a rainwater utilization device, which comprises a rainwater filtering device (4), a water storage pond (5), a water pumping device (7) and a water utilization facility, wherein the rainwater filtering device (4) is matched with a roof rainwater collection surface (1) and a ground rainwater collection surface (3); the rainwater filtering device (4) is connected with the water storage pond (5); and the water pumping device (7) is arranged in the water storage pond (5) and is connected with the water utilization facility. In the device, rainwater collected from a roof and the ground is filtered and is stored to the water storage pond, and the rainwater in the water storage pond is conveyed and utilized through the water pumping device; and the device has a novel design and low manufacturing cost and can fully utilize the rainwater for direct household utilization.