首页 理论教育 框架柱钢筋及基础插筋计算方法

框架柱钢筋及基础插筋计算方法

时间:2023-08-31 理论教育 版权反馈
【摘要】:工程量:1.基础插筋基础插筋单根长度L=锚入基础内长度+底层非连接区长度+搭接长度L=[(0.4-0.04+0.1)+(1.7-0.4+3.3-0.55)/3+1.4×31×0.02]m=2.678mKZ1(2个):20 2.678m/根×10根×2=53.56mKZ2(2个):20 2.678m/根×8根×2=42.85mKZ3(4个):18 2.678m/根×10根×4=107.12mKZ4(

框架柱钢筋及基础插筋计算方法

工程量

1.基础插筋

基础插筋单根长度L=锚入基础内长度+底层非连接区长度+搭接长度

L=[(0.4-0.04+0.1)+(1.7-0.4+3.3-0.55)/3+1.4×31×0.02]m=2.678m

KZ1(2个):978-7-111-43738-3-Chapter07-30.jpg20 2.678m/根×10根×2=53.56m

KZ2(2个):978-7-111-43738-3-Chapter07-31.jpg20 2.678m/根×8根×2=42.85m

KZ3(4个):978-7-111-43738-3-Chapter07-32.jpg18 2.678m/根×10根×4=107.12m

KZ4(2个):978-7-111-43738-3-Chapter07-33.jpg20 2.678m/根×8根×2=42.85m

KZ5(1个):978-7-111-43738-3-Chapter07-34.jpg25 2.678×6×1m=16.07m

978-7-111-43738-3-Chapter07-35.jpg22 2.678×2×1m=5.36m

KZ6(1个):978-7-111-43738-3-Chapter07-36.jpg20 2.678×10×1m=26.78m

基础插筋合计::978-7-111-43738-3-Chapter07-37.jpg18:107.12m,折合0.325t

978-7-111-43738-3-Chapter07-38.jpg20:(53.56+42.85+42.85)m=139.26m,折合0.344t

978-7-111-43738-3-Chapter07-39.jpg22:5.36m,折合0.016t

978-7-111-43738-3-Chapter07-40.jpg25:16.07m,折合0.062t

2.底层柱纵筋

底层柱纵筋单根长度L=底层层高+室内地坪至基础顶面距离-底层非连接区长度+上层非连接区长度+搭接长度

KZ1(2个):

L=[3.3+(1.7-0.4)-(1.7-0.4+3.3-0.55)/3+0.5+1.4×31×0.02]m=4.618m

978-7-111-43738-3-Chapter07-41.jpg20 4.618m/根×10根×2=92.36m

KZ2(2个):

L=[3.3+(1.7-0.4)-(1.7-0.4+3.3-0.55)/3+0.5+1.4×31×0.022]m=4.705m

978-7-111-43738-3-Chapter07-42.jpg22 4.705m/根×8根×2=75.28m

KZ3(4个):

L=[3.3+(1.7-0.4)-(1.7-0.4+3.3-0.55)/3+0.5+1.4×31×0.018]m=4.531m

978-7-111-43738-3-Chapter07-43.jpg18 4.531m/根×10根×4=181.24m

KZ4(2个):

L=[3.3+(1.7-0.4)-(1.7-0.4+3.3-0.50)/3+0.5+1.4×31×0.02]m=4.618m

978-7-111-43738-3-Chapter07-44.jpg20 4.618m/根×8根×2=73.89m

KZ5(1个):

L=[3.3+(1.7-0.4)-(1.7-0.4+3.3-0.55)/3+0.5+1.4×31×0.025]m=4.835m

978-7-111-43738-3-Chapter07-45.jpg25 4.835m/根×6根×1=29.01m

L=[3.3+(1.7-0.4)-(1.7-0.4+3.3-0.55)/3+0.5+1.4×31×0.022]m=4.705m

978-7-111-43738-3-Chapter07-46.jpg22 4.705m/根×2根×1=9.41m

KZ6(1个):

L=[3.3+(1.7-0.4)-(1.7-0.4+3.3-0.55)/3+0.5+1.4×31×0.02]m=4.618m

978-7-111-43738-3-Chapter07-47.jpg20 4.618m/根×10根×1=46.18m

小计:978-7-111-43738-3-Chapter07-48.jpg18 181.24m,折合0.362t

978-7-111-43738-3-Chapter07-49.jpg20 (92.36+73.89+46.18)m=212.43m,折合0.524t

978-7-111-43738-3-Chapter07-50.jpg22 (75.28+9.41)M=84.69m,折合0.253t

978-7-111-43738-3-Chapter07-51.jpg25 29.01m,折合0.112t

3.顶层柱纵筋

顶层角、边柱外侧纵筋长度=顶层层高-顶层非连接区长度-顶层构件(梁)高度+锚入顶层构件内长度

顶层角、边柱内侧纵筋长度=顶层层高-顶层非连接区长度-钢筋保护层+顶层构件内弯折长度

顶层中柱纵筋长度=顶层层高-顶层非连接区长度-钢筋保护层+中柱顶层弯折长度

KZ1(2个):角柱

B、H外侧纵筋长L=(3.3-0.5-0.6+1.5×31×0.018)m=3.037m

B、H内侧纵筋长L=(3.3-0.5-0.025+12×0.018)m=2.991m

978-7-111-43738-3-Chapter07-52.jpg18(3.037×6+2.991×4)×2m=60.37m

KZ2(2个):角柱一个、边柱一个

B、H外侧纵筋长L=(3.3-0.5-0.6+1.5×31×0.02)m=3.13m

B、H内侧纵筋长L=(3.3-0.5-0.025+12×0.02)m=3.015m

978-7-111-43738-3-Chapter07-53.jpg20 (3.13×8+3.015×8)m=49.16m

KZ3(4个):边柱

B、H外侧纵筋长L=(3.3-0.5-0.6+1.5×31×0.018)m=3.037m

B、H内侧纵筋长L=(3.3-0.5-0.025+12×0.018)m=2.991m

978-7-111-43738-3-Chapter07-54.jpg18 (3.037×3+2.991×5)×4m=96.26m(www.xing528.com)

KZ4(2个):中柱

B、H侧纵筋长L=(3.3-0.5-0.025+12×0.018)m=2.991m

978-7-111-43738-3-Chapter07-55.jpg18 2.991×8×2m=47.856m

KZ5(1个):角柱

B、H外侧纵筋长L=(3.3-0.5-0.6+1.5×31×0.018)m=3.037m

B、H内侧纵筋长L=(3.3-0.5-0.025+12×0.018)m=2.991m

978-7-111-43738-3-Chapter07-56.jpg18 (3.037×6+2.991×4)m=30.186m

KZ6(1个):边柱

B、H外侧纵筋长L=(3.3-0.5-0.6+1.5×31×0.02)m=3.13m

B、H内侧纵筋长L=(3.3-0.5-0.025+12×0.02)m=3.015m

978-7-111-43738-3-Chapter07-57.jpg20 (3.13×3+3.015×5)m=24.465m

框架柱纵筋合计:978-7-111-43738-3-Chapter07-58.jpg18(60.37+96.26+47.856+30.186)m=234.67m,折合0.469t

978-7-111-43738-3-Chapter07-59.jpg20(49.16+24.465)m=73.625m,折合0.182t

4.柱箍筋

单根外围封闭2×2箍筋按外皮的预算长度L1=(b-2c+2d+h-2c+2d)×2+1.9d×2+max(10d,75)×2=(b+h)×2-8c+8d+1.9d×2+max(10d,75)×2

单根非外围封闭2×2箍筋按外皮的预算长度L2=(截面b边相邻纵筋间距×某箍筋所占b边间距数+纵筋直径+箍筋直径×2)×2+(截面高h-2c+2d)×2+1.9d×2+max(10d,75)×2

单根非外围封闭2×2箍筋按外皮的预算长度L2=(截面h边相邻纵筋间距×某箍筋所占h边间距数+纵筋直径+箍筋直径×2)×2+(截面宽b-2c+2d)×2+1.9d×2+max(10d,75)×2

单肢箍筋3按外皮的预算长度L3=h-2c+2d+1.9d×2+max(10d,75)×2式中,截面b边相邻纵筋间距=(b-2c-D)/(n-1)

截面h边相邻纵筋间距=(h-2c-D)/(n-1)

b为截面宽,h为截面高,c为保护层厚度,D为纵筋直径,d为箍筋直径,max是取大值的意思,n为截面bh边纵筋根数

箍筋根数=箍筋布置范围/箍筋间距+1或-1或+0(取整数)

基础层箍筋根数=max[2,(基础厚度h-基础保护层c)/500+1(或-1或+0)]

KZ1(2个):

箍筋根数:

基础层箍筋根数=2根

底层加密区箍筋根数={[(3.3+1.3-0.55)/3+2.3L1E]/0.1+1+(0.5+0.55)/0.1+1}根=[(1.35+2.3×1.4×31×0.008)/0.1+1+11.5]根=34根

底层非加密区箍筋根数={[3.3+1.3-(3.3+1.3-0.55)/3-2.3L1E-(0.5+0.55)]/0.2-1}根=6根

顶层加密区箍筋根数=[(0.5+2.3L1E)/0.1+1+(0.5+0.6)/0.1+1]根=[(0.5+2.3×1.4×31×0.008)/0.1+1+12]根=26根

顶层非加密区箍筋根数={[3.3-0.5-2.3L1E-(0.5+0.6)]/0.2-1}根=4根

单根外围封闭2×2箍筋按外皮的预算长度=[(0.4+0.4)×2-8×0.03+8×0.008+1.9×0.008×2+10×0.008×2]m=1.614m

单根非外围封闭2×2箍筋按外皮的预算长度={[(0.4-2×0.03-0.02)/(4-1)×1+0.02+0.008×2]×2+(0.4-2×0.03+2×0.008)×2+1.9×0.008×2+10×0.008×2}m=1.188m

单肢箍筋按外皮的预算长度=(0.4-2×0.03+0.008×2+1.9×0.008×2+10×0.008×2)m=0.546m

箍筋按外皮的预算长度合计=(1.614+1.188+0.546)×(34+6+26+4)×2m=468.72m

KZ2(2个):

箍筋根数:

基础层箍筋根数=2根

底层加密区箍筋根数={[(3.3+1.2-0.55)/3+2.3L1E]/0.1+1+(0.5+0.55)/0.1+1=(1.32+2.3×1.4×31×0.008)/0.1+1+11.5}根=34根

底层非加密区箍筋根数={[3.3+1.2-(3.3+1.2-0.55)/3-2.3L1E-(0.5+0.55)]/0.2-1}根=6根

顶层加密区箍筋根数={(0.5+2.3L1E)/0.1+1+(0.5+0.6)/0.1+1=(0.5+2.3×1.4×31×0.008)/0.1+1+12}根=26根

顶层非加密区箍筋根数=[3.3-0.5-2.3L1E-(0.5+0.6)]/0.2-1=4根

单根外围封闭2×2箍筋按外皮的预算长度=[(0.4+0.4)×2-8×0.03+8×0.008+1.9×0.008×2+10×0.008×2]m=1.614m

单肢箍筋按外皮的预算长度=[0.4-2×0.03+0.008×2+1.9×0.008×2+10×0.008×2]m=0.546m

箍筋按外皮的预算长度合计=(1.614+0.546)×(34+6+26+4)×2m=151.2×2m=302.4m

KZ4(2个):

箍筋根数:

基础层箍筋根数=2根

底层加密区箍筋根数={[(3.3+1.1-0.55)/3+2.3L1E]/0.1+1+(0.5+0.55)/0.1+1}根={(1.28+2.3×1.4×31×0.008)/0.1+1+11.5}根=33根

底层非加密区箍筋根数={[3.3+1.1-(3.3+1.1-0.55)/3-2.3L1E-(0.5+0.55)]/0.2-1}根=6根

顶层加密区箍筋根数={(0.5+2.3L1E)/0.1+1+(0.5+0.6)/0.1+1}根=[(0.5+2.3×1.4×31×0.008)/0.1+1+12]根=26根

顶层非加密区箍筋根数=[3.3-0.5-2.3L1E-(0.5+0.6)]/0.2-1=4根

单根外围封闭2×2箍筋按外皮的预算长度=[(0.4+0.4)×2-8×0.03+8×0.008+1.9×0.008×2+10×0.008×2]m=1.614m

单肢箍筋按外皮的预算长度=[0.4-2×0.03+0.008×2+1.9×0.008×2+10×0.008×2]m=0.546m

箍筋按外皮的预算长度合计=(1.614+0.546×2)×(33+6+26+4)×2m=373.43m

柱箍筋小计:箍筋978-7-111-43738-3-Chapter07-60.jpg8 (468.72+302.4+373.43)m=1144.55m,折合0.452t

其余柱箍筋算法同上。

免责声明:以上内容源自网络,版权归原作者所有,如有侵犯您的原创版权请告知,我们将尽快删除相关内容。

我要反馈