CONCRETE MIXER AND READY-MIX CONCRETE PRODUCTION PLANT USING THE SAME

摘要

PROBLEM TO BE SOLVED: To provide a concrete mixer which can increase a shear effect for a kneaded mixture and perform an efficient mixing.;SOLUTION: A concrete mixer 8 includes: a mixer body 10 which can store plural materials as a raw material for a ready mixed concrete; a first mixing shaft 11 of a substantially columnar shape which is rotatably provided in the mixer body 10; and first to third agitation paddles 24 to 26 which comprise arms 29 connected to a tip of the first mixing shaft 11 and blades 30 provided at tips of the arms 29, and agitate the plural materials. The blades 30 are so spirally and continuously provided as to surround the first mixing shaft 11, and have a trough Q between adjacent blades 30 and on the first mixing shaft 11 side thereof.;COPYRIGHT: (C)2016,JPO&INPIT