The utility model provides a dust catcher brush head reaches dust catcher including it, dust catcher brush head includes: the scrubbing brush base, it takes over to be provided with return air on the scrubbing brush base, the round brush subassembly sets up in the scrubbing brush base, the impeller subassembly, the impeller subassembly with the intercommunication is taken over to return air, just the impeller subassembly with the transmission of round brush subassembly is connected, through the impeller subassembly drives the round brush subassembly rotates. The utility model discloses dust catcher brush head reaches dust catcher including it has used main motor return air as rotating impeller's power, and strong driving force also is fit for on the carpet using to there is not the problem that the impeller was plugged up, was blocked by dust or granule. Replaced the round brush motor as round brush power through main motor return air, greatly reduced cost and energy consumption. The utility model discloses introduced the real empty room of brush head with return air, when not influencing the dust removal ability greatly reduced removal resistance, convenience of customers manipulates more.