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雷片怎么计算大桥第七联为变截面连续箱梁

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雷片怎么计算大桥第七联为变截面连续箱梁

发布日期:2018-05-10 作者: 点击:

广东11选5BEILEIPIANSHIYONGJISUANDAQIAODIQILIANWEIBIANJIEMIANLIANXUXIANGLIANG,ZUOFU24#,25#DUNHAOWEIZHUDUN,YOUFU23#,24#WEIZHUDUN。KUAJINGZUHEFENBIEWEI40m+60m+40m,0HAOJIEDUANNICAIYONGWANKOUJIAN+BEILEIPIANZHIJIAFASHIGONG,0HAOKUAIZHANGDUGONG12m,JIEMIANFENWEILIANGBUFEN,YIBUFENWEIDUNDINGJIEMIAN,ZHANGDUWEI3m,LIANGGAO3.8m,LINGYIBUFENWEIXUANBEIDUANJIEMIAN,JIEMIANZHANGDULIANGCEGEWEI4.5m,LIANGGAOYOU3.8mDAO3.305m,CHENG1.8CIPAOWUXIANBIANHUA;DIBANHOUDUYOU0.7mDAO0.3m,DINGBANHOUDUYOU1.2mDAO0.7m,JUNCHENGZHIXIANBIANHUA。

军用梁,D型梁,贝雷梁

BENJISUANSHUDUI40+60+40mXIANJIAOXIANGLIANGQIAO0#KUAIBEILEIPIANZHIJIAFASHIGONGJINXINGLEYANSUAN。XIANJIAOHELONGDUANYECAIYONGBENFANGFASHIGONG,GUDUIXIANJIAOHELONGDUANBUYUJISUAN。JISUANYIJUHEGUIFAN  1、《HANGXINJINGGAOSUGONGLU(ZHEGANJIE)DUANDI20HETONGLIANGJIEDUANSHIGONGTUSHEJI》 2、《GONGLUQIAOHANSHEJITONGYONGGUIFAN》(JTG D60-2004)  3、《GONGLUQIAOHANGANGJIEGOUJIMUJIEGOUSHEJIGUIFAN》(JTJ 025-86) 4、《GONGLUQIAOLIANGKANGFENGSHEJIGUIFAN》(D60-2004) 5、《GONGLUQIAOHANSHIGONGJISHUGUIFAN》(JTJ 041-2000) 6、《LUQIAOSHIGONGJISUANSHOUCE》ZHOUSHUIXINGDENGBIANZHU 7、《JIANZHUSHIGONGWANKOUSHIGANGGUANJIAOSHOUJIAANQUANJISHUGUIFAN》1、MOBAN  0#KUAIMOBANCAIYONGDINGXINGGANGMOBAN,NEIMOCAIYONGδ=15 mmDEZHUJIAOBAN。GANGMOBANRONGXUYINGLI [σ0]=140MPa,DANXINGMOLIANGE=2.06*105MPa。  2、ZONGHENGXIANGFANGMU  ZONGXIANGFANGMUJIEMIANCHICUNWEI15×15cm,FANGZHIWANKOUZHIJIASHANGFANG,JIANJU60cm。HENGXIANGFANGMUDAZAIZONGXIANGFANGMUSHANG,JIANJU30cm。FANGMUDELIXUEXINGNENGZHIBIAOAN《MUJIEGOUSHEJIGUIFAN》GB 50005-2003ZHONGDETC13ALEIMUCAIANCHENGYIXIANGYINGDETIAOJIANZHEJIANXISHUQUZHI,ZE:  [σ0]=12*0.9=10.8MPa,E=10*103*0.85=8.5×103MPa RONGZHONGQU6KN/m3。 3、GONGZIGANG  GONGZIGANGCAIYONGI18HEI32(ZHULIANGLIANGCEGE6GEN,ZHANG12m),ZONGXIANGDAZAIBEILEIPIANSHANG,JIANJU60cm。GONGZIGANG  GONGZIGANGCAIYONGI18HEI32(ZHULIANGLIANGCEGE6GEN,ZHANG12m),ZONGXIANGDAZAIBEILEIPIANSHANG,JIANJU60cm。 BEILEIPIAN  BEILEIPIANCAIYONGGUOBIAO3.0*1.5mXINGBEILEIPIAN,DANPIANZONGXIANGYUNXUSHOUYAHEZAIWEI663KN。 HENGJUWEI:XIANGSHIDIBANHEYIYUANBANCHU900mm;  ZONGJUWEI:FUBANHEDIBANCHU600mm,YIYUANBANCHU900mm。JISUANJIADING  a、 YIYUANBANTONGJIMOBANZHONGLIANGYOUBANXIAZHIJIACHENGDAN;  b、 DINGBAN、DIBANJIFUBANTONGJIMOBANZHONGLIANGYOUDIBANMOBANCHENGDAN,DIBANMIANJIANSHIJIDIBANMIANJISUAN;  c、 ZHIJIALIANJIEANJIAOJIEJISUAN; d、 HEZAIANXIATUFENJIE。  0HAOKUAIJIEMIANFENWEILIANGBUFEN,YIBUFENWEIDUNDINGJIEMIAN,ZHANGDUWEI3m,LIANGGAO3.8m,LINGYIBUFENWEIXUANBEIDUANJIEMIAN,JIEMIANZHANGDULIANGCEGEWEI4.5m,BENQIAOFUBANYUDIBANCHUIZHI,HULVEFUBANYINGLI。SUOYIJISUANFENLIANGKUAI,DUNDINGJIEMIANDEYIYUANBANHEXUANBEIDUANDEYIYUANBANWEIYIKUAI,XUANBEIDUANDIBANWEIYIKUAI;DUNDINGJIEMIANSHANGDERENKONGYINCHICUNJIAOXIAO,ZHIJIABUZHIANSHIXINJIEMIANKAOLV。JISUANXUANBEIDUANJIEMIANSHI,YINGENBUJIEMIANZHONGLIANGZUIDA,GUQUGENBUJIEMIANJINXINGYANSUAN。0#KUAIHUNNINGTUFANGLIANG103.75m3,GANGJINZHONG25891.4kg,GONGJI2956.41KN,DANCE1478.2KN,JIADINGSHOULIQUYUWEIBEILEIPIANZHICHENGQUYU,JI4.*6=27m2。  ZEMEIPINGMIZIZHONGWEI:q1=54.75kN/ m 2 1、XINJIAOHUNNINGTUZIZHONGHEZAIq1: GANGJINTONGRONGZHONGγ=26kN/m3 2、MOBANJIFANGMUq2=1.0kN/ m 2   3、SHIGONGRENYUAN、SHIGONGLIAOJUHEZAIANJUNBUSHIGONGHEZAIq3=2.5kN/m2     4、HUNNINGTUZHENDAOSHICHANSHENGDEHEZAIq4=2kN/ m 2  5、HUNNINGTUZHENDAOSHICHANSHENGDECHONGJIHEZAIq5=2kN/ m 2 ANSHANGSHIJISUANHEZAI YIYUANQU:q1=10.4kN/m 2 DIBANQU:50.5kN/m 2 GENJU《LUQIAOSHIGONGJISUANSHOUCE》,YANSUANQIANGDUSHI,HEZAIZUHEWEI1—5,YANSUANGANGDUSHI, HEZAIZUHEWEI1、2,HEZAIFENXIANGXISHU,HUNNINGTUZIZHONGHEZAIHEMOBANHEZAIQU1.2,QIYUHEZAIQU1.4。  LIU、QIANGDU、GANGDUJIBIANXINGYANSUAN  1、DIMO      DIMOCAIYONG10mmGANGMOBAN,JISUANSHIANSANKUALIANXULIANGKAOLV,DIMOKUANDUQU1m,DIBANQUDEJISUANKUAJINGWEI0.3m,YIYUANQUDEJISUANKUAJINGWEI0.6m。 ZHUJIAOBANDEDANXINGMOLIANGE=6×103MPa,I=1/12*1000*103=83333mm4   (1)、QIANGDUYANSUAN      YANSUANQIANGDUSHI,HEZAIZUHERUXIA:  DIBANQU:q=1.2*(50.5+1)+1.4*(2.5+2+2)=70.9kN/m  YIBANQU:q=1.2*(10.1+1)+1.4*(2.5+2+2)=22.42kN/m   WANJUZUIDAZHI:  DIBANQU:MmAX= qL2/10=0.1*70.9*0.32=0.64kN.m YIBANQU:MmAX= qL2/10=0.1*22.42*0.62=0.81kN.m MOBANKANGWANGANGW=1/6*B*H2=1/6*1000*102=16667mm3  YINYIBANDEWANJUZUIDA,GUQIYINGLIYEZUIDA,ZHIXUDUIYIBANQUJINXINGYANSUAN。GANGMOBANCHENGSHOUDEYINGLI:  YIBANQU:σ=MmAX/W=0.81*106/16667=48.6MPa<140Mpa GUMOBANDEQIANGDUMANZUYAOQIU。   (2)、GANGDUYANSUAN      YANSUANGANGDUSHI,HEZAIZUHERUXIA:  DIBANQU:q=1.2*(50.5+1)=61.8kN/m  YIBANQU:q=1.2*(10.4+1)=13.32kN/m  MOBANDEZUIDANAODUWEI:  DIBANQU:f=ql4/150EI=61.8*3004/(150*2.06×105*83333) 。

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