实现zf12000_23_35h型液压支架整架运输的可行性分析

420104工矿自动化IndustryandMineAutomationNo.4Apr.2010:1671-251X(2010)04-0090-02ZF12000/23/35H李慧1,陈兴江2,冯维钧2(1.,744100;2.,213002):结合华亭煤业集团有限责任公司华亭煤矿+840水平工作面的具体环境,在分析ZF12000/23/35H型液压支架在坡度段运输时的受力情况后,得出ZF12000/23/35H型液压支架整架运输的可行性方案:(1)在坡度为16的坡段上使用绳纤维蕊GB1102-74绳619股(1+6+12)钢丝绳提升ZF12000/23/35H型液压支架时,必须先对支架进行少量的解体以降低支架总重量;(2)对于运输绞车可选择公称抗拉强度更大一点的钢丝绳;(3)可在一定范围内增大钢丝绳的绳径以提高钢丝绳的安全系数:综放工作面;液压支架;整架运输;可行性分析:TD355.4/526:B:2009-12-14:(1974-),,,Email:[e-mail]054440t,31305t,400t/a,400t/a,60.4a+8401,1458~1621m,901.8~1018.808m,920.2~1034.835m,2400m,200m,512.73t,,ZF7500/22/35H,,,ZF12000/23/35H,7500kN12000kN,,ZF12000/23/35HZF7500/22/35H,25600kg36640kg,,,+840,ZF7500/22/35H1+840+840,2,12,279m,16,26mSID-32,2700kg::45kW;:320kN;:GB1102-74619(1+6+12),d=31mm,1700MPa,!S=608.5kN,g=338.3kg/100m=3315.34kN/100m2ZF12000/23/35H11ZF12000/23/35H1,M=36640kg,ZF12000/23/35H;m=2700kg,,(M+m)=39340kg,(M+m)gsin,(M+m)gcosA(M+m)gsinf1(M+m)gcosf2mplgsinA,:ma=Qp/[(M+m)(sin+f1cos)g+mpl(sin+f2cos)g](1):ma,∀#6.5;Qp;f1,0.015,0.02;mp;lA;f2,0.15~0.20,0.25~0.43ma=Qp/[(M+m)(sin+f1cos)g+mpl(sin+f2cos)g]=608500/[39340(sin12+0.015cos12)9.8+3.383279(sin12+0.25cos12)9.8]=6.76.5,∀#,0.25,,ma=Qp/[(M+m)(sin+f1cos)g+mpl(sin+f2cos)g]=608500/[39340(sin16+0.015cos16)9.8+3.38326(sin16+0.25cos16)9.8]=5.46.5,∀#,,,4ZF12000/23/35H2,:(1)16GB1102-74619(1+6+12)ZF12000/23/35H,,∀#(2),1700MPa1770MPa,16(3),(16~20),:[1].[M].:,2007.[2].[S].:,1997.[3],.[M].:,1995.[4].[M].:,2008.∃91∃2010年第4期李慧等:实现ZF12000/23/35H型液压支架整架运输的可行性分析