发明名称 BALLAST HOPPER CAR DISCHARGE DOOR CONTROL SYSTEM
摘要 <p>The present invention discloses a ballast hopper car discharge door control system, comprising a control box, said control box comprises electrical pneumatic control system and receiving device; hydraulic system, connected to electrical pneumatic control system; manual control device and remote control device are operated to control opening or closing of ballast hopper car discharge doors; storage battery, configured to provide electrical pneumatic control system in said control box with continuous power supply and remote control device with charging power supply; pressure switch, arranged between control box and storage battery, said pressure switch is operated by pressure of air source to control connecting and disconnecting between storage battery and control box. The ballast hopper car discharge door control system provided by the present invention prevents false on-site operation of discharge door, thus prevents unexpected operation, improves discharging efficiency of ballast hopper car and reduces workload of operator.</p>
申请公布号 CA2789358(C) 申请公布日期 2014.09.23
申请号 CA20112789358 申请日期 2011.05.27
申请人 QIQIHAR RAILWAY ROLLING STOCK CO., LTD. 发明人 WANG, SHENGKUN;FU, YONG;YUE, LINGHAN;YI, YONGFENG;ZHANG, JUNLIN
分类号 B61D7/28;B61D7/30 主分类号 B61D7/28
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