Dust-free room humidifying device

The utility model provides a dust-free room humidifying device which comprises a shell, a circulating water tank, a plurality of wet film humidifying modules arranged in the shell, an adjusting fan arranged at the top of the shell and a water collecting disc arranged at the bottom of the shell, and the wet film humidifying modules are distributed in the shell in a left-right staggered mode to divide the interior of the shell into a plurality of spaces. A first air inlet cavity, a first wet film humidifying module, a second air inlet cavity and a third wet film humidifying module are sequentially arranged on the left half side in the shell from bottom to top, an atomizing cavity, a second wet film humidifying module and an air outlet cavity are sequentially arranged on the right half side in the shell from bottom to top, and the circulating water tank is connected with the wet film humidifying module and the water collecting disc. The dust-free room humidifying device solves the problemthat a dust-free room hu