Energy recovery device taking green garbage as fuel

The utility model relates to an energy recovery device taking green garbage as fuel. The device comprises a combustion chamber, a chimney and a heat-insulating shell, a conveying plate is fixedly arranged in the heat insulation shell; conveying plates are divided into two groups, one group of conveying plates is mounted on one side of the heat insulation shell; this side is referred to as a firstside, the other group of conveying plates are mounted on one side, opposite to the first side, of the heat-insulating shell; this side is referred to as a second side, the two groups of conveying plates are sequentially arranged at intervals; the projection of the conveying plate on the horizontal plane is smaller than and larger than half of the cross section of the heat insulation shell. The conveying plates are obliquely arranged, the ends, away from each other, of the two conveying plates are higher than the ends opposite to the ends, the chimney is located at the center point of the heatinsulation shell and penet