抗滑桩设计与施工课件.ppt

1、21 12122212(2)()mlmll lmll21 12122312332123(2)(22)()mlmll lmlll lmlll12xxCC2l2l144HPK BEI1/5HPm BEI2l2ll20010()()xxAmxx210011(2)(32)26xPPQHB AxxxB m xxx230011()(3)(2)612xpVVpMH hxB m XxxB m xxx0()yxx20()()XXAmxx22201020111(32)()622XPPPQHB m xxxB AxB Axx2330100200111()(3)()(2)6612XPPPMH hxB AxxxB Axx

2、B m xxx32212001202022202322022202()3()(32)3(2)0.5(43)(32)0AA xlAA xl m lll Alll mlll All1201222022202322022202()3()(32)3(2)(21.5)(32)AAABlAACl mlll AllDl mlll All320000AxBxCxD22012202222263()3(2)(23)PHBxAAl x mlAlmlA440phdEIB m xydx000011112300002222232000033332330000444423xxXXMQyy ABCDaa EIa EIMQa

3、y ABCDaa EIa EIMQMa EI y ABCDaa EIa EIMQQa EI y ABCDaa EIa EI x0lx0BB00121212120231212121200121212120212121212MQBCC BB DD Bya EI ABB Aa EI ABB AMQC AACD AADaEI ABB Aa EI ABB A01313013130231313131301313013130213131313MC BBCQD BB Dya EI B AABa EI B AABMACC AQADD AaEI B AABa EI B AAB0343403443023343434

4、3403434034340234343434MB CC BQB DB Dya EI A BB Aa EI A BB AMC AACQD AA DaEI A BB Aa EI A BB AB440hpdEIK Bdx44hpK BEI44440ddx 0000123423000041232320000343233000023412344444XXXXXHXMQyyEIEIMQyEIEIMQMEIyEIEIMQQEIyEIEIK y(5.14)12341234cosch1(sinchcossh)21sinsh21(sinchcossh)4xxxxxxxxxxxx0B2021302314022322

5、4124120123401340222241241444444MQyEIEIMQEIEI 2203412042023231423142201303412022314231444444444MQyEIEIMQEIEI 041302314022323243242034130213022232432444444444444MQyEIEIMQEIEI 01AlmAB2000034330233000043440233332344442300AAAAAAAABBBAAAABBBBAAAAMQa EIy ABCDMaa EIa EIMQa EIy ABCDQaa EIa EIMQy ABDaa EIa EI

6、MQy ABCDaa EIa EI11112322222300BBBBAAAABBBBAAAAMQy ABCDaa EIa EIMQy ABCDaa EIa EI0iA0iB0iC0iDBiABiBBiCBiDA00320020000XYYXXMMXQQQMyABa EIa EIQMABa EIaEIQMAM BaQQ AaM BABx0002AQQEIMAEIBaB 0033XYYYFAQQyABAEIBEI00XMMMFAQQMABAB00XQQQFAQQABQ ABmax4(tg)coslcmaxmax120K K R max1K2K0R1():0.9(1)()ppBbmBdm矩形桩:圆形桩pB222.52.5ll时,抗滑桩为刚性桩时,抗滑桩为弹性桩221.01.0ll时,抗滑桩为刚性桩时,抗滑桩为弹性桩xMxQxyxMxQxyxxx