Efficient multi-pipe cyclone dust collector

The invention discloses an efficient multi-pipe cyclone dust collector. The dust collector comprises a dust collector body, a rack and a dust collection hopper are fixedly installed at the bottom of the dust collector body, an air outlet is formed in the top of the dust collector body, an air inlet pipe is horizontally installed in the dust collector body, one end of the air inlet pipe extends tothe outer side of the dust collector body, and cyclone pipes are connected to the two sides of the bottom of the air inlet pipe and internally provided with flow guide sheets; a dust blocking net located below the air inlet pipe is fixedly installed in the dust collector body, one end of each cyclone pipe extends to the portion below the dust blocking net, the two sides in the dust collector bodyare provided with cyclone exhaust pipes corresponding to the cyclone pipes, a plurality of flow guide plates located above the air inlet pipe are fixedly connected between the inner walls of the two sides of the dust collector