Multifunctional energy-saving and environmental-friendly gas stove and using method theroef

摘要

A multifunctional Energy-saving and environmental-friendly gas stove and a using method are provided. The multifunctional energy-saving and environmental-friendly gas stove includes a main body (20), a stove head (15), and a first heat exchange device for collecting residual heat of waste gas produced by the stove head (15). The first heat exchange device is a first metal tube (25) provided in a cavity (100) for conducting waste gas. A second heat exchange device (60) for recovering the thermal energy of combusted waste gas is further included. The gas stove can take full use of the energy of combusted waste gas, and improve the utilization of thermal energy.