Energy -concerving and environment -protective residual heat from flue gas boiler

The utility model belongs to the technical field of environmental protection and energy saving and specifically relates to an energy -concerving and environment -protective residual heat from flue gasboiler, including boiler main body, one side of boiler main body bottom is equipped with feed inlet and slag notch respectively, boiler main body's top is inserted to be equipped with and is responsible for the body, the one end of being responsible for the internal boiler main body of being close to is equipped with the filter screen, the fixed stopper of one end fixedly connected with of filterscreen, it runs through the mouth with the filter screen corresponds to be responsible for to be equipped with on the inner wall of the body, the fixed block that fixedly connected with and fixed stopper correspond on the outer wall of person in charge's body, it is equipped with the kelly to slide to insert on the fixed block, the fixed bayonet socket that corresponds with the kelly that is equipped with beyond the great