An object of the present invention can be desorbed easily suction bottle, to reliably sucking the aspirate It is to provide a motorized portable suction device that can. A suction device 1 to be discharged to the suction bottles by sucking the suction comprises a suction port 13 for sucking the object to be sucked object, connected to the suction bottle suction bottle connection port 31 to the suction port The comprises the suction bottles detaching mechanism 14 for detachably securing the aspirator body 2 and connection ports are provided, a bottle connecting part 35 to be inserted into the bottle attaching and detaching mechanism, the suction bottles 3 provided with.BACKGROUND 2【課題】簡便に吸引ボトルを脱着することができ、確実に被吸引物を吸引することができる電動式可搬型吸引器を提供する。【解決手段】被吸引物を吸引して吸引ボトルに排出する吸引器1は、被吸引物を吸引する吸引口13と、吸引口に吸引ボトルの接続口31を接続し吸引ボトルを着脱可能に固定する吸引ボトル着脱機構14と、が設けられた吸引器本体2、および接続口と、ボトル着脱機構に差し込まれるボトル接続部35と、が設けられた吸引ボトル3を備える。【選択図】図2