The invention discloses an excavator and an air cleaning unit for an excavator cab, the air cleaning unit is installed in the excavator cab, and comprises a blower device, a tapered dedusting room, a three-phase flow regime washing and cleaning room and a dehumidification device, the blower device delivers outdoor air subjected to processing of the tapered dedusting room, the three-phase flow regime washing and cleaning room and the dehumidification device in sequence into the cab, and makes the interior of the cab keep a micro-positive pressure state. In the excavator and the air cleaning unit for the excavator cab, the blower device delivers the outdoor air subjected to the processing of the tapered dedusting room, the three-phase flow regime washing and cleaning room and the dehumidification device in sequence into the cab, and makes the interior of the cab keep the micro-positive pressure state, not only can the air cleaning effect be guaranteed, but also the outdoor dusty air is prevented from entering the cab through a gap in a door or window under the action of the micro-positive pressure in the cab.
Excavator and air cleaning unit for excavator cab
22.04.2015
Patent
Elektronische Ressource
Englisch
IPC: | B60H ARRANGEMENTS OR ADAPTATIONS OF HEATING, COOLING, VENTILATING, OR OTHER AIR-TREATING DEVICES SPECIALLY FOR PASSENGER OR GOODS SPACES OF VEHICLES , Anordnung oder Einbau der Heizung, Kühlung, Lüftung oder anderer Luftbehandlungsvorrichtungen für die Fahrzeugräume für Reisende oder Fracht |
Europäisches Patentamt | 2016
|Europäisches Patentamt | 2019
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