Simulation device and method for evaluating concrete pouring quality
The invention discloses a simulation device for evaluating concrete pouring quality. One side of the horizontal device is connected with a vacuum pump through a first conveying pipe, the other side ofthe horizontal device is connected with a vertical device through a second conveying pipe, a pressur...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention discloses a simulation device for evaluating concrete pouring quality. One side of the horizontal device is connected with a vacuum pump through a first conveying pipe, the other side ofthe horizontal device is connected with a vertical device through a second conveying pipe, a pressure gauge and a first valve are arranged on the first conveying pipe, a second valve is arranged on the second conveying pipe, and an exhaust hole with a valve is formed in the upper end of the vertical device. An evaluation method using the device is provided. The whole process of pouring and maintenance of the pressure grouting pile is visually monitored, and the grouting pressure and the lifting rate of the construction key parameters are evaluated through the coarse particle distribution uniformity parameter alpha, the pore volume parameter beta, the density parameter rho and the volume shrinkage parameter [delta]V.
本发明公开了一种评价混凝土浇筑质量的模拟装置,卧式装置的一侧通过第一输送管连接有真空泵,卧式装置的另一侧通过第二输送管连接有立式装置,所述第一输送管上设置有压力表和第一阀门,所述第二输送管上设置有 |
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