Basic knowledge of roots blower

Roots blower for positive displacement blower, transportation of air volume and revolutions in proportion, end face and fan impeller between front and back end cover and the fan impeller is always stay small clearance, the synchronous gear drive lee from fan inlet along the shell inner wall to the discharge side.

  Roots blower used in petrochemical, building materials, electric power, smelting, chemical fertilizer, mine, port, textile, food, papermaking, aquaculture and sewage treatment, environmental protection industry, and many other areas, mostly used for conveying air, also can be used to transport gas, hydrogen gas, acetylene, carbon dioxide and other inflammable, explosive and corrosive gas.

  Roots blower according to the different way of working can be roughly divided into single stage and double stage, of which only a compressor stage blower, we call it a single stage blower, and the two single stage blower series, blower of compressed gas for two consecutive times we call it double blower.

  According to the head number of impeller: two lotzer blower and three lobe roots blower;According to use: kiln blower, gasification blower, aeration blower, etc.;According to the type of media: air blower, gas blower, hydrogen blower, sulfur dioxide blower, etc.According to the transmission mode: direct air blower and fan blower, etc.;

  According to the cooling mode: air cooling blower, water cooling blower and countercurrent cooling blower, etc.According to the structure type: vertical blower, horizontal blower, vertical shaft blower, dense group of blower, etc.According to seal type: labyrinth seal, ring seal, packing seal, mechanical seal and other type of blower.