Hydraulic system and engineering machinery

The utility model relates to the field of hydraulic control, and discloses a hydraulic system and engineering machinery, the hydraulic system is applied to the engineering machinery, and the hydraulic system comprises a confluence device which comprises a first port and a second port and is used for...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: LING DESHENG, ZHANG XIQI, SUN SHUILIAN, CHEN GENG, WANG FULI
Format: Patent
Sprache:chi ; eng
Schlagworte:
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Beschreibung
Zusammenfassung:The utility model relates to the field of hydraulic control, and discloses a hydraulic system and engineering machinery, the hydraulic system is applied to the engineering machinery, and the hydraulic system comprises a confluence device which comprises a first port and a second port and is used for confluence and output of hydraulic oil received by the first port and hydraulic oil received by the second port; the first overflow valve comprises a first oil inlet and a first oil outlet, the first oil inlet is connected with the first working device, the first oil outlet is used for receiving return oil of the first working device, and the first oil outlet is connected with the first port; the second overflow valve comprises a second oil inlet and a second oil outlet, the second oil inlet is connected with the second working device, the second oil outlet is used for receiving return oil of the second working device, and the second oil outlet is connected with the second port. The confluence point of return oil