The invention provides a central rotary joint and engineering machinery, and relates to the technical field of engineering machinery. The central rotary joint comprises a first core body, a second core body and a shell which are sequentially arranged in a sleeving mode; at least one first communicating pipe is arranged in the first core body and the second core body in a communicating mode, at least one second communicating pipe is arranged in the second core body and the shell in a communicating mode, and the first communicating pipes do not interfere with the second communicating pipes; andthe central rotary joint can correspondingly transfer two different mediums with mutual noninterference through the first communicating pipes and the second communicating pipes, the condition of mutual leakage cannot exist, and the purpose of transferring different mediums under the condition that the two mediums are relatively sealed is achieved.
本申请提供了一种中央回转接头及工程机械,涉及工程机械技术领域,包括:依次套设的第一芯体、第二芯体和壳体;第一芯体和第二芯体中连通设有至少一个第一连通管,第二芯体和壳体中连通设有至少一个第二连通管,第一连通管与第二连通管之间互不干涉;中央回转接头能够经由第一连通管和第二连通管互不干涉地分别传输两种不同的介质,不会存在相互渗漏的情况,实现了在两种介质相对密封的情况下,传输不同介质的目的。
Central rotary joint and engineering machinery
中央回转接头及工程机械
2020-11-24
Patent
Electronic Resource
Chinese
IPC: | F16L PIPES , Rohre / 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 |
Rotary brake releasing method, rotary hydraulic system and rotary engineering machinery
European Patent Office | 2022
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