Comprehensive mechanical coal mining complete equipment and protection system thereof

• Main Authors: LIANG JIANYI, YIN LI, TONG HAILONG, LI YANSONG, CHEN YUBO, CHI YONGYI
• Format: Patent
• Language: Chinese; English
• Published: 19.05.2010
• Subjects: EARTH DRILLING; FIXED CONSTRUCTIONS; GALLERIES; LARGE UNDERGROUND CHAMBERS; MINING; MINING OR QUARRYING; SHAFTS; TUNNELS

The invention discloses a protection system, which is used for comprehensive mechanical coal mining complete equipment. The protection system comprises a signal transmitting device (2), a signal receiving device (3), a detection device (4) and a control device (5), wherein the signal transmitting device (2) transmits a first signal; the signal receiving device (3) receives the first signal when a hydraulic bracket (1) and a coal mining machine (12) arrive at predetermined relative positions; the detection device (4) is used for detecting whether the signal receiving device (3) receives the first signal or not and obtaining a detection signal; and the control device (5) is used for receiving the detection signal and controlling the coal mining machine (12) to stop if the signal receiving device (3) receives the first signal. The invention also discloses the comprehensive mechanical coal mining complete equipment of the protection system. The comprehensive mechanical coal mining complete equipment and the prote