Dust removal electric drill

The utility model relates to an electric drill accessory field especially relates to a dust removal electric drill. Dust removal electric drill, including drilling rod and drill bit body, be equipped with dust collection channel along its axial in the drilling rod, dust collection tank has been seted up along its circumference to the outer wall of drill bit body, it radially is equipped with the adapter cavity this internal edge of drill bit, the dust input of adapter cavity passes through helical coiled passage and dust collection tank intercommunication, the dust output and the dust collection channel intercommunication of adapter cavity. Flying away in a large number of drilling process dust can effectively be alleviated to this dust removal electric drill. 本实用新型涉及电钻配件领域，尤其涉及种除尘电钻头。除尘电钻头，包括钻杆和钻头本体，所述钻杆内沿其轴向设有吸尘通道；所述钻头本体的外壁沿其周向开设有吸尘槽，所述钻头本体内沿其径向设有过渡腔，所述过渡腔的灰尘输入端通过螺旋通道与吸尘槽连通，所述过渡腔的灰尘输出端与吸尘通道连通。该除尘电钻头能有效缓解钻孔过程灰尘的大量飘散。