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Construction method for ultrahigh cross beam bottom die bent frame of main tower of extra-large bridge
The invention relates to the technical field of bridge main tower bent frame construction, and provides an extra-large bridge main tower ultrahigh cross beam bottom die bent frame construction method for solving the problem that a main tower cross beam bottom die bent frame is difficult to construct, and the method comprises the following steps that S1, a tower crane is erected on one side of a main tower; s2, a support is erected on the top of a tower pier of the main tower, and a plurality of brackets are erected on the opposite sides of two tower columns of the main tower; s3, distribution beams are installed on the top of the support and a plurality of brackets of the tower column; S4, a plurality of sliding pieces are installed on the bottom side of the bailey beam; s5, the bailey beams are hoisted to the positions above the cantilever ends of the distribution beams through a tower crane, and sliding pieces at the bottoms of the bailey beams are in sliding fit with the cantilever ends of the corresponding distribution beams; s6, the bailey beams are moved along the distribution beams until the bailey beams are moved to the mounting stations; s7, the bailey beams are fixed to the distribution beams through connecting pieces; and S8, the steps S5-S7 are repeated till installation of other bailey beams is completed. The construction method has the effect of main tower bottom formwork framed bent construction.
本申请涉及桥梁主塔排架施工的技术领域,针对主塔横梁底模排架施工困难的问题,提出了一种特大桥主塔超高横梁底模排架施工方法,包括以下步骤:S1:在主塔的一侧支设塔吊;S2:在主塔的塔墩顶部支设支架,在主塔的两塔柱相对一侧各支设若干牛腿;S3:在支架顶部以及塔柱的若干牛腿上安装分配梁,S4:在贝雷梁底侧安装若干滑动件;S5:通过塔吊将贝雷梁吊装至分配梁的悬挑端上方并使贝雷梁底部的滑动件滑动配合于对应分配梁的悬挑端;S6:沿分配梁移动贝雷梁,直至将贝雷梁移动至安装工位;S7:通过连接件将贝雷梁固定在分配梁上;S8:重复步骤S5‑S7,直至完成其余贝雷梁的安装。本申请具有主塔底模排架施工的效果。
Construction method for ultrahigh cross beam bottom die bent frame of main tower of extra-large bridge
The invention relates to the technical field of bridge main tower bent frame construction, and provides an extra-large bridge main tower ultrahigh cross beam bottom die bent frame construction method for solving the problem that a main tower cross beam bottom die bent frame is difficult to construct, and the method comprises the following steps that S1, a tower crane is erected on one side of a main tower; s2, a support is erected on the top of a tower pier of the main tower, and a plurality of brackets are erected on the opposite sides of two tower columns of the main tower; s3, distribution beams are installed on the top of the support and a plurality of brackets of the tower column; S4, a plurality of sliding pieces are installed on the bottom side of the bailey beam; s5, the bailey beams are hoisted to the positions above the cantilever ends of the distribution beams through a tower crane, and sliding pieces at the bottoms of the bailey beams are in sliding fit with the cantilever ends of the corresponding distribution beams; s6, the bailey beams are moved along the distribution beams until the bailey beams are moved to the mounting stations; s7, the bailey beams are fixed to the distribution beams through connecting pieces; and S8, the steps S5-S7 are repeated till installation of other bailey beams is completed. The construction method has the effect of main tower bottom formwork framed bent construction.
本申请涉及桥梁主塔排架施工的技术领域,针对主塔横梁底模排架施工困难的问题,提出了一种特大桥主塔超高横梁底模排架施工方法,包括以下步骤:S1:在主塔的一侧支设塔吊;S2:在主塔的塔墩顶部支设支架,在主塔的两塔柱相对一侧各支设若干牛腿;S3:在支架顶部以及塔柱的若干牛腿上安装分配梁,S4:在贝雷梁底侧安装若干滑动件;S5:通过塔吊将贝雷梁吊装至分配梁的悬挑端上方并使贝雷梁底部的滑动件滑动配合于对应分配梁的悬挑端;S6:沿分配梁移动贝雷梁,直至将贝雷梁移动至安装工位;S7:通过连接件将贝雷梁固定在分配梁上;S8:重复步骤S5‑S7,直至完成其余贝雷梁的安装。本申请具有主塔底模排架施工的效果。
Construction method for ultrahigh cross beam bottom die bent frame of main tower of extra-large bridge
一种特大桥主塔超高横梁底模排架施工方法
HUANG XUFENG (Autor:in) / LI XIAOLIN (Autor:in) / ZHANG PING (Autor:in) / HU WEI (Autor:in) / WANG SHENZHEN (Autor:in) / ZHOU BO (Autor:in) / CHEN ZHENG (Autor:in) / ZHANG WENBIN (Autor:in) / CUI QUAN (Autor:in) / SUN XIAOLIN (Autor:in)
12.09.2023
Patent
Elektronische Ressource
Chinesisch
IPC:
E01D
BRIDGES
,
Brücken
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