Manual protection filtering absorber with filter element easy to replace for fire engineering

The utility model discloses a fire-fighting engineering artificial defense filtering absorber with a filter element easy to replace, and particularly relates to the technical field of civil defense filters, the fire-fighting engineering artificial defense filtering absorber comprises a box body, the top end of the box body is provided with a light supplementing angle adjusting mechanism, and one side of the bottom end in a water tank is provided with a water source filtering structure. According to the man-made filtering absorber with the filter element easy to replace for the fire engineering, through the arrangement of a bottom plate, a second shell, a first spring, an ejector rod, a cambered surface clamping block, a shifting piece and a second spring, when the man-made filtering absorber is used, an air filter screen is pushed inwards along the bottom plate, and the smooth surface of the cambered surface clamping block can make the cambered surface clamping block contract downwards while pushing the air f