Water supply device

The utility model provides a water supply device, which belongs to the technical field of water supply and comprises a water storage tank, a water supply pipe, a connecting pipe, a valve, a one-way valve and a faucet, the water supply pipe is positioned below the water storage tank, one end of the water supply pipe far away from the water storage tank is used for being connected with a water source, the connecting pipe is arranged between the water storage tank and the water supply pipe, and the upper end of the connecting pipe is communicated with the water storage tank. The valve is arranged on the connecting pipe, the one-way valve is arranged on the water supply pipe and used for being installed between the connecting pipe and a water source, and the faucet is fixedly arranged at the other end of the water supply pipe. According to the water supply device provided by the utility model, water in the water source can be directly used when the water source supplies water through the mode, and after the water