Liquid storage structure and aerosol generating device

The utility model discloses a liquid storage structure and an aerosol generating device, the liquid storage structure comprises a liquid storage cup and liquid storage cotton, the liquid storage cotton is arranged in the liquid storage cup, the periphery of the liquid storage cotton is provided with a first air guide groove for conducting two axial ends, an air guide pipe is inserted in the liquid storage cotton, an atomizing cavity is further arranged in the liquid storage cup, and the atomizing cavity is communicated with the liquid storage cotton. The liquid storage structure is characterized in that the liquid storage cotton is provided with a first air guide groove, the first end of the air guide pipe is communicated with the atomization cavity, and the liquid storage cup is provided with an air guide channel which enables the first air guide groove to be communicated with the second end of the air guide pipe. The liquid storage structure forms a pressure relief channel which enables the inner hole of th