the invention discloses a glass sheet heating furnace . the furnace includes a stack , a control device and a glass sheet transfer device . the inside of the stack is divided into several heating zones . a heat accumulating type flame radiation tube is disposed in each heating zone . diesel or natural gas or city gas or lpg is the fuel of the heat accumulating type flame radiation tube . the main fuel supplying pipes , the main wind supplying pipes and the main soot discharging pipes are disposed at the outside of the stack . a two - position four - way valve is installed in each of the heat accumulating type flame radiation tube . two main burners of the each heat accumulating type flame radiation tube work alternately to on - off the valve . the control device controls the operation of the heat accumulating type flame radiation tube and the two - position four - way valve .