Input unit for vacuum cleaner

This input unit comprises an entry body (110) having a dust inlet and removably coupled to an inlet pipe of the vacuum cleaner, and an auxiliary input body ( 150) coupled so as to be extendable and retractable in the entry body (110) so as to fit in a variable manner at a corner by a desired angle, and having an auxiliary inlet port (168) communicating with the dust inlet port in a direction of deployment and contraction.Application particular for household vacuum cleaners.