化学锚栓计算2017

化学锚栓计算,,,,,锚栓排布3个*3个,,,,,,,,

几何参数输入(可不输单位mm),,锚固参数(单位m),,,,,,化学锚栓参数,,支座参数,,,

b=,500,y1=,0.12,y1'=,0.24,x1=,0.06,抗拉N=,42.8,拉力N=,0,单行拉力N=,0

h=,400,y2=,0,y2'=,0,x2=,0,抗剪V=,51.5,Vx=,160,Vy=,0

h1=,0,y3=,0,y3'=,0,x3=,0,锚固力N≥,90,总M=,0,单行M=,0

螺栓个数n=,9,螺栓直径d。=,20,L=,0.12,nx=,6,受拉破坏γRSN=,1.3,T=,2,单行螺栓个数n=,2

,,,,,,ny=,6,受剪破坏γRSV=,1.3,,,,

,,,,,,,,"γ为结构构件时,若为非结构构件再该系数上减去0.1",,,,,

群锚受拉内力计算,,,,,,,,,,,,,

NSd=,N/n=,,,0.00,≦,N/γ=,32.92,kN,,,,,

,,,,验算结果:,,满足要求,,,,,,,

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群锚轴心拉力与弯矩共同作用下（只计算一行锚栓，拉力取单行拉力N，螺栓个数取单行n，弯矩取单行M）,,,,,,,,,,,,,

当N/n-M*y1/∑yi²=,,,,0,<0时,,,,,,,,

NSd=,N/n+M*y1/∑yi²=,,,0.00,≦,N/γ=,69.23,kN,,,,,

,,,,验算结果:,,满足要求,,该结果有效,,,,,

,(N*L+M)*y1'/∑yi'²=,,,0.00,≦,N/γ=,69.23,kN,,,,,

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,,,,验算结果:,,满足要求,,该结果无效,,,,,

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群锚在剪力V和扭矩T共同作用下,,,,,,,,,,,,,

Vvsix=,Vx/nx=,,,26.67,KN,,,,,,,,

Vvsiy=,Vy/ny=,,,0.00,KN,,,,,,,,

Vtsix=,T*y1/(∑xi2+∑yi2)=,,,13.33,KN,,,,,,,,

Vtsiy=,T*x1/(∑xi2+∑yi2)=,,,6.67,KN,,,,,,,,

Vsi=,,,,40.55,＞,V/γ=,39.62,kN,,,,,

,,,,验算结果:,,"不满足要求,请重新设计",,,,,,,

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本计算程序按混凝土结构后锚固技术规程JGJ145－2013编写,,,,,,,,,,,,,

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,化学锚栓胶和螺栓配套技术参数表(爱德利),,,,,,,,,,,,

螺栓规格,螺杆5.8级镀锌,钻孔直径,钻孔深度,最大锚固厚度,单个锚栓设计拉力Nnb,单个锚栓设计剪力Nvb,单个锚栓锚固力Ntb≥,,,,,,

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M8,8x110,Ø10,80,13,7.3,7.5,20,,,,,,

M10,10x130,Ø22,90,20,10.8,12,30,,,,,,

M12,12x160,Ø14,110,25,16.3,17.5,40,,,,,,

M16,16x190,Ø28,125,35,23.2,33,60,,化学锚栓间距6d,,,,

M20,20x260,Ø25,170,65,42.8,51.5,90,,,,,,

M24,24x300,Ø28,210,65,59.5,74.3,140,,nx----参与Vx受剪的锚栓数目,,,,

M30,30x380,Ø35,280,65,78.7,117.5,200,,ny----参与Vy受剪的锚栓数目,,,,（在有长圆孔时有区别）

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温度,搅拌时间,固化时间,,,,,,,,,,,

0℃,8s,60分,,,,,,,,,,,

5℃,7s,40分,,,,,,,,,,,

10℃,7s,20分,,,,,,,,,,,

15℃,6s,25分,,,,,,,,,,,

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