Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
A cooling device of a construction machine according to the present invention includes: two or more hydraulic motors that rotate positively and reversibly to correspond to a supplying direction of pressure oil and drives rotatably cooling fans 20a and 20b connected thereto, respectively; a switching valve 40 switching rotation directions of the two or more hydraulic motors by switching the supplying direction of the pressure oil supplied to the two or more hydraulic motors from the hydraulic motor 60; and flow rate makeup valves 50a and 50b controlling an additional flow supplied upstream of the two or more hydraulic motors when a pressure drop is generated upstream of the two or more hydraulic motors on the basis of the supplying direction of the pressure oil.
A cooling device of a construction machine according to the present invention includes: two or more hydraulic motors that rotate positively and reversibly to correspond to a supplying direction of pressure oil and drives rotatably cooling fans 20a and 20b connected thereto, respectively; a switching valve 40 switching rotation directions of the two or more hydraulic motors by switching the supplying direction of the pressure oil supplied to the two or more hydraulic motors from the hydraulic motor 60; and flow rate makeup valves 50a and 50b controlling an additional flow supplied upstream of the two or more hydraulic motors when a pressure drop is generated upstream of the two or more hydraulic motors on the basis of the supplying direction of the pressure oil.
COOLING DEVICE FOR CONSTRUCTION MACHINERY
KÜHLVORRICHTUNG FÜR EINE BAUMASCHINE
DISPOSITIF DE REFROIDISSEMENT POUR MACHINE DE CONSTRUCTION
CHO YUN SU (Autor:in)
19.04.2017
Patent
Elektronische Ressource
Englisch
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