Abstract: Abstract: This article based on the dustproof actual of crusher, through analysis on characteristics of dust production of crusher in fully mechanized mining face, using precipitator pumping dust and purification, high-pressure spray technology to solve the problem of crusher dust, dust cover designed to achieve KCS-180 type wet cyclone dust collector corollary use of PLM3000 type crusher, completion technology of the study of comprehensive management of the dust production of crusher and use of the technology to Mine 8710 fully mechanized coal mining face for crusher dust control and achieved good results.

Key words: Key words: crusher, dust collector, high press spray, comprehensive dust control