New fan of haze is prevented to modified

The utility model discloses a new fan of haze is prevented to modified, including quick -witted case, machine roof portion is provided with the interface, the both sides of interface through first bullets spring body respectively sliding connection have the shrouding, it has the filter core installing frame to peg graft in the interface, the contact surface of shrouding and filter core installing frame is provided with intermeshing's profile of tooth rubber sealing layer, the both sides of machine incasement wall are provided with the rubber spout respectively, and the bottom symmetry of quick -witted incasement wall is provided with two splint, and splint are including fixing the second bullet spring body on quick -witted case, and second bullet spring body's expansion end is connected with sealing rubber plate, and sealing rubber plate's top is provided with arc dummy wafer, the filter core installing frame includes the framework, and the jack has been seted up at the framework top, and the recess with jack