Dust removal device of air jet loom

The dust removal device comprises a base, a dust removal box is installed at the top of the base, a supporting frame is installed at the top of the base and located on the right side of the dust removal box, a supporting shell with a rightward opening is installed on the right side of the supporting frame, and a threaded rod is installed in the supporting shell through a bearing. A sliding block is in threaded connection with the threaded rod, a first connecting rod extending rightwards is installed on the right side of the sliding block, a connecting block is installed on the right side of the first connecting rod, and a dust suction cover is installed at the bottom of the connecting block; the air-jet loom dust hood has the advantages that the height of the dust hood can be adjusted, the air-jet loom dust hood can adapt to air-jet looms of various heights, the filter plate can be rapidly disassembled and assembled and conveniently cleaned, the service life of the filter plate is prolonged, the dust removal