PROBLEM TO BE SOLVED: To provide a suction device which can inhibit occurrence of noise even when a safety valve is operated during compression operation of a suction pump, and to provide a suction vehicle including the suction device.SOLUTION: A suction device 4 suctions and recovers a recovery object such as waste water and sludge to the tank 3 and includes: a suction pump 5 for decompressing or compressing the tank 3; an external communication pipe 10 for discharging air to the outside or suctioning air from the outside; an oil receiver 11 provided at a communication port communicating with the outside of the external communication pipe 10; and a safety valve 20 which opens when a pressure of an air pipeline 15 for supplying air to the tank 3 becomes higher than or equal to a setting pressure. A discharge port 20b which is opened when the safety valve 20 is opened is connected with the external communication pipe 10.SELECTED DRAWING: Figure 4

    【課題】吸引ポンプの加圧動作時に安全弁が作動したとしても、騒音の発生を抑制することが可能な吸引装置およびこれを備えた吸引車を提供する。【解決手段】廃水や汚泥などの回収対象物をタンク3に吸引、回収する吸引装置4は、タンク3内を減圧または加圧するための吸引ポンプ5と、外部へエアーを排出または外部からエアーを吸引するための外部連通管10と、外部連通管10の外部との連通口に設けられたオイル受け11と、タンク3内へエアーを供給するためのエアー配管15の圧力が設定圧力以上になった場合に開弁する安全弁20とを備え、安全弁20の開弁時に開放される吐出ポート20bが、外部連通管10に接続されている。【選択図】図4


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    Titel :

    SUCTION DEVICE AND SUCTION VEHICLE INCLUDING THE SAME


    Weitere Titelangaben:

    吸引装置およびこれを備えた吸引車


    Beteiligte:
    AOKI NOBUYUKI (Autor:in) / NODA MASAHIRO (Autor:in)

    Erscheinungsdatum :

    2018-03-22


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Japanisch


    Klassifikation :

    IPC:    B60P Fahrzeuge zum Transport von Lasten oder zum Befördern, Tragen oder Aufnehmen besonderer Lasten oder Gegenstände , VEHICLES ADAPTED FOR LOAD TRANSPORTATION OR TO TRANSPORT, TO CARRY, OR TO COMPRISE SPECIAL LOADS OR OBJECTS / C02F Behandlung von Wasser, Schmutzwasser, Abwasser oder von Abwasserschlamm , TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE / E03F SEWERS , Abwasserkanäle



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