A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
The invention discloses a test simulation device for simulating active control of foundation pit excavation, which comprises a bottom plate, a simulation box and a counter-force bracket are mounted on the bottom plate, four corner blocks are arranged at four corners of the simulation box, at least one corner block is fixedly connected to the bottom plate, and the adjacent corner blocks are detachably connected together through a plurality of side plates; a plurality of acrylic plates are inserted into the simulation box, third protruding parts are arranged on the acrylic plates, the adjacent acrylic plates are fixedly connected together through the third protruding parts, and strain gauges are installed on the acrylic plates; a hydraulic cylinder is arranged on the counter-force support and used for driving the supporting force loading mechanism to move transversely, and the supporting force loading mechanism is used for applying supporting force to the acrylic plate. According to the test simulation device, excavation of foundation pits with different depths can be simulated, the optimal loading strategy can be searched through active control attempt, guidance is provided for actual engineering, and the applicability of the device is improved.
本发明公开了一种模拟基坑开挖主动控制的试验模拟装置，包括底板，底板上安装有模拟箱和反力支架,模拟箱的四角设置有四个转角块，至少一个转角块固定连接在底板上，相邻的转角块通过若干侧板相互可拆卸连接在一起；模拟箱内部插设有多块亚克力板，亚克力板上设置有第三凸出部，相邻的亚克力板通过第三凸出部固定连接在一起，亚克力板上安装有应变片；反力支架上设置有液压缸，液压缸用于驱动支撑力加载机构横向移动，支撑力加载机构用于对亚克力板施加支撑力。本发明的试验模拟装置能够实现对不同深度基坑开挖进行模拟，并且可以通过主动控制尝试寻找最优加载策略，为实际工程提供指导，提高了装置的适用性。
The invention discloses a test simulation device for simulating active control of foundation pit excavation, which comprises a bottom plate, a simulation box and a counter-force bracket are mounted on the bottom plate, four corner blocks are arranged at four corners of the simulation box, at least one corner block is fixedly connected to the bottom plate, and the adjacent corner blocks are detachably connected together through a plurality of side plates; a plurality of acrylic plates are inserted into the simulation box, third protruding parts are arranged on the acrylic plates, the adjacent acrylic plates are fixedly connected together through the third protruding parts, and strain gauges are installed on the acrylic plates; a hydraulic cylinder is arranged on the counter-force support and used for driving the supporting force loading mechanism to move transversely, and the supporting force loading mechanism is used for applying supporting force to the acrylic plate. According to the test simulation device, excavation of foundation pits with different depths can be simulated, the optimal loading strategy can be searched through active control attempt, guidance is provided for actual engineering, and the applicability of the device is improved.
本发明公开了一种模拟基坑开挖主动控制的试验模拟装置，包括底板，底板上安装有模拟箱和反力支架,模拟箱的四角设置有四个转角块，至少一个转角块固定连接在底板上，相邻的转角块通过若干侧板相互可拆卸连接在一起；模拟箱内部插设有多块亚克力板，亚克力板上设置有第三凸出部，相邻的亚克力板通过第三凸出部固定连接在一起，亚克力板上安装有应变片；反力支架上设置有液压缸，液压缸用于驱动支撑力加载机构横向移动，支撑力加载机构用于对亚克力板施加支撑力。本发明的试验模拟装置能够实现对不同深度基坑开挖进行模拟，并且可以通过主动控制尝试寻找最优加载策略，为实际工程提供指导，提高了装置的适用性。
Test simulation device for simulating active control of foundation pit excavation
一种模拟基坑开挖主动控制的试验模拟装置
WANG CHAO (author)
2024-05-10
Patent
Electronic Resource
Chinese
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| European Patent Office | 2024