Sprayer for settling dust of coal mine

A sprayer for settling dust of a coal mine, comprising:

• an outer housing, provided with at least one opening configured to spray water mist;
• a sprayer, placed in the outer housing and configured to spray water mist outward through the opening;
• a plurality of water curtain nozzles, configured to spray water curtain lines outside the opening to block suspended dust;
• and
• a support, configured to support the outer housing;
• wherein a plurality of horizontal transverse slots are formed on the outer housing, an adjustment ring is disposed in the outer housing, the adjustment ring is coaxial with the outer housing and is arranged along an inner wall of the outer housing, a pull rod is slidably connected to each of the transverse slots, one end of the pull rod extends into the outer housing through the transverse slot and is fixedly connected to the adjustment ring, and an other end of the pull rod extends out of the outer housing;
• and
• two collinear sliding rails are disposed in the outer housing, a gap exists between the two sliding rails, a baffle is slidably connected to each of the sliding rails, a link is hinged to the baffle, and one end of the link is hinged to one end of the pull rod that is located inside the outer housing.