Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Pile foundation negative friction model test device based on lever loading and pile group test method
The invention relates to a pile foundation negative friction model test device and method based on lever loading, and the device comprises a model box, the model box is internally provided with a soil body, the soil body comprises a sand soil layer and a clay layer, the sand soil layer is located above the clay layer, the soil body is provided with two symmetrical load plates, the periphery of the box body is provided with a support, and the support is provided with a support. The support is provided with a lever type loading assembly, the lever type loading assembly is connected with load plates, a gap is formed between the load plates, the gap is provided with a simulation pile assembly, data acquisition assemblies are arranged in the simulation pile assembly and the soil body, and the data acquisition assemblies are connected with a data processing system. Data are analyzed through the data processing system, the device can accurately apply vertical loads based on the lever principle, and single pile tests and group pile tests can be conducted; according to the pile group test method, the negative friction resistance conditions of pile groups under different conditions are obtained and applied to practical problems, and the construction stability is improved.
本发明涉及一种基于杠杆加载的桩基负摩阻力模型试验装置及试验方法，包括模型箱，所述模型箱内装有土体，土体包括砂土层和粘土层，砂土层位于粘土层上方，所述土体上设置有两块对称载荷板，所述箱体外围设置有支架，所述支架上设置有杠杆式加载组件，所述杠杆式加载组件与载荷板连接，所述载荷板之间设置有空隙，所述空隙上设置有模拟桩组件，所述模拟桩组件和土体内均排置有数据采集组件，所述数据采集组件与数据处理系统连接，通过数据处理系统对数据进行分析，该装置基于杠杆原理能够精准的施加竖向荷载，能够进行单桩试验和群桩试验；群桩试验方法，获取关于群桩在不同条件下负摩阻力的情况，运用到实际问题上提高施工的稳定。
Pile foundation negative friction model test device based on lever loading and pile group test method
The invention relates to a pile foundation negative friction model test device and method based on lever loading, and the device comprises a model box, the model box is internally provided with a soil body, the soil body comprises a sand soil layer and a clay layer, the sand soil layer is located above the clay layer, the soil body is provided with two symmetrical load plates, the periphery of the box body is provided with a support, and the support is provided with a support. The support is provided with a lever type loading assembly, the lever type loading assembly is connected with load plates, a gap is formed between the load plates, the gap is provided with a simulation pile assembly, data acquisition assemblies are arranged in the simulation pile assembly and the soil body, and the data acquisition assemblies are connected with a data processing system. Data are analyzed through the data processing system, the device can accurately apply vertical loads based on the lever principle, and single pile tests and group pile tests can be conducted; according to the pile group test method, the negative friction resistance conditions of pile groups under different conditions are obtained and applied to practical problems, and the construction stability is improved.
本发明涉及一种基于杠杆加载的桩基负摩阻力模型试验装置及试验方法，包括模型箱，所述模型箱内装有土体，土体包括砂土层和粘土层，砂土层位于粘土层上方，所述土体上设置有两块对称载荷板，所述箱体外围设置有支架，所述支架上设置有杠杆式加载组件，所述杠杆式加载组件与载荷板连接，所述载荷板之间设置有空隙，所述空隙上设置有模拟桩组件，所述模拟桩组件和土体内均排置有数据采集组件，所述数据采集组件与数据处理系统连接，通过数据处理系统对数据进行分析，该装置基于杠杆原理能够精准的施加竖向荷载，能够进行单桩试验和群桩试验；群桩试验方法，获取关于群桩在不同条件下负摩阻力的情况，运用到实际问题上提高施工的稳定。
Pile foundation negative friction model test device based on lever loading and pile group test method
一种基于杠杆加载的桩基负摩阻力模型试验装置及群桩试验方法
TANIKAWA (Autor:in) / WANG LINWEI (Autor:in) / YANG JUNHAO (Autor:in) / YANG YITING (Autor:in) / GE MIAOMIAO (Autor:in) / WANG JUN (Autor:in) / FAN NING (Autor:in)
18.11.2022
Patent
Elektronische Ressource
Chinesisch
IPC:
E02D
FOUNDATIONS
,
Gründungen
PILE LOADING TEST METHOD AND PILE LOADING TEST DEVICE
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