Automatic water adding device of humidifier

The utility model discloses a humidifier automatic water adding device which comprises a water pipe, one end of the water pipe is provided with a limiting structure, one end outside the water pipe is provided with an installation structure, the installation structure comprises a fixing frame, the fixing frame is installed at one end outside the water pipe, movable rods are installed on the two sides inside the fixing frame, and the movable rods are connected with the limiting structure. A handle is mounted on one side of each movable rod, and a reset spring is mounted on the outer portion of each movable rod. By arranging the mounting structure, when the handle is pulled towards one side, the movable rod can be driven to move in the fixed frame, the reset spring can be driven to contract, then the clamping plates can be driven to move towards one side, a water inlet of the humidifier is placed between the clamping plates, the handle is put down, and under the action of the stable spring and the reset spring,