Furfural residue boiler flue gas filtering device for furfural production

The utility model discloses a furfural residue boiler flue gas filtering device for furfural production, which comprises a chimney, a shell and a filter, the shell is movably connected with the inside of the chimney through a rotating shaft and penetrates into the inside of the chimney, and the filter is movably connected with the inside of the shell. The shell and the clamping mechanism are arranged, the shell is movably connected with the chimney through the rotating shaft, the shell can move, the filter is protected, the shell and the chimney are clamped and fixed through the clamping mechanism, and the chimney has the advantage of being convenient to disassemble during maintenance. The problems that an existing filter needs to be maintained and cleaned regularly after working for a long time, the existing filter is a single device, smoke passes through the filter and then is exhausted through a chimney, the whole device needs to be disassembled when the filter is maintained, and therefore a large amount o