JGJ130—(ODD)0DDDDDDDDDDDDDDDDDDD60.7mDb=1.20mDDDDDD1.90kN/m2Dl=1.20mDDDDh=1.50/DDDDDDDDDDDDDDDDDDDDD1DDDDDDDDDDDDDDDDDDDDDDDDD2DDDDDD2002.3.DDDDDDDDDDDDDDDDDDDD□□□□:DDDDDDDD於48U3.5U□□□□□□□□[□□]□□□□□□□□□□□DDDDDDDDDDDDDDDDDDDDDDDDDDDDDW=5.08cm3DDDDDDDDDDDDDDDDDOD1.DDDDDD(l)DDDDDDDDDDD(kN/m)Uq1=0.000+0.30000.600=0.180kN/m(2)DDDDDDDDDDq21=1.900D(kN/m)O0.600=1.140kN/m(3)DDDDDDD(kN/m)Dq22=1.900D0.600=1.140kN/mDDDDDDDDDDDDq2=1.140+1.140=2.280kN/m2.DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD:M沁=-0.10^/-0.117^2DDDDDDDDDDD:Wig』+1.2g2iODDq1=1.20D0.180=0.216kN/mODDq2=1.4D1.140+1.4D1.140=3.192kN/mDDDDM=(0.10D0.216+0.117U3.192)01.2002=0.569kN.mmaxDDDDDN=(1.1D0.216+1.2D3.19)D1.20=4.882kNDDDDDDf=0.569D106/5080.0=111.99N/mm2DDDDDDDDDDDDD205.0N/mm2,DDDD!3.DDDDDDDDDDDDDDDDDDDDDDDDDD肚皿77総心孔需q1=0.180kN/mq2=1.140+1.140=2.280kN/mDDDI=12.19cm4DDDDDDDDDDDDDDDD1.71.72.42.43.13.173.17DDDDDDD2.4(kDDDDDDDDDDDDDDDDDV=(0.677U0.180+0.990U2.280)1200.04/(10002.06DIO5U121900.0)=1.033mmDDDDDDDDDDD1200.0/150D10mm,DDDD!□□□□□□□□□□DDDDDDDDDDDDDDDDDDDDDDDDDPDDDDDDDDDDDP=4.88kN4.88kN4.88kN4.88kN4.88kN4.88kN4.88kN4.88kNF2!■>1f"、f\120012001200DDDDDDDDDDDDDDD(kN.m)DDDDM=1.025kN.mmax0.871.025DDDDDDD(mm)3.11.72.41.72.DDDDDDDDDDDDDDDDD3.DDDDDDD,DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDv=3.886mmmaxDDDDDQ=10.495kNmaxDDDDDDf=1.025D106/5080.0=201.80N/mm2DDDDDDDDDDDDD205.0N/mm2,DDDDDDDDDDDDDDD1200.0/150U10mm,DDDD□□□□□□□□□□DDDDDDDDDDDDDDDDDDDDDDDDDDDDDRRcDDRDDDDDDDDDD,D8.00kNDcRDDDDDDDDDDDDDDDDDDDDDDODDRDDDDDDDDR=10.50kNDDDDDDDDDDDDDDDDDD,DDDDDDDDD!□□□□□□□□□□□□□□aDDDDDDDDDDDDDDDDDDDDDDDD1.DDDDDDDDDDDDD(l)DDDDDDDD(kN)DNc=0.129D60.700=7.836kNG1DDDDDDDDDDDDDDDDDDADDDDDDDDDDDDDDDDDDDDD(2)DDDDD(kN)D=0.150D1.200=0.180kNG2(3)DDDDD(kN)DNq=0.300D1.200D1.200=0.432kNG3(4)DDDD(kN)D=1.900D1.200D1.200=2.736kNG4NG=NG1+NG2+NG3+NG4=ll.lE2.DDDDDDDDDDDDDDDDD3.DDDDDDD,DDDDDDDDDDDDDDNQ=1.900D1.200D1.200=2.736kNQ□□□□□□□□□□DDDDDDDDDDN=1.20N+1.4NGQDD0=0.193DD(l)DDDDDDl0=1.167D1.750D1.50=3.063m几=3063/15.8=193.885^=17252/(0.1930489)=182.480N/mm2^(2)DDDDDDl0=1.500+2D0.500=2.500m仃=17252/(0.2800489)=125.798N/mm2^DDDDDDDD<[f],DDDD!几=2500/15.8=158.2280=0.280DDDDDDDD<[f],DDDD!DDNDDDDDDDDDDDN=17.25kNDDDDDDDDDDD,DDDDl0/iDDDDDiDDDDDDDDDDD(cm)Di=1.58ADDDDDDD(cm2)DA=4.89WDDDDDDDD(cm3)UW=5.08£7DDDDDDDDDDD(N/mm?)D[f]DDDDDDDDDDDD[f]=205.00N/mm2Dl0DDDD(m)DDDDDDDDDDDDDDDDDDDDDDDDD(1)D(2)DDl0=k1uh(1)l0=(h+2a)(2)k1DDDDDDDDDDDD1DDD1.167DuDDDDDDDDDDDDDDDDD5.3.3Du=1.750aDDDDDDDDDDDDDDDDDDDDDa=0.50mDDDDDDDDDDDDDDDDDDDDD(3)叮l0=k1k2(h+2a)(3)k2DDDDDDDDDDDD2DDD1.091DDD(3)DDDDDDl0=1.167D1.091D(1.500+2D0.500)=3.183m丸=3183/15.8=201.455於=0.178^■=17252/(0.1780489)=197.705N/mm2^DDDDDDDD<[f],DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD
