Active source three-dimensional seismic advanced geological detection device and method in tunnel boring machine
A tunnel boring machine and 3D seismic technology, applied in the field of active source 3D seismic advanced geological detection devices, can solve the problems of difficulty in obtaining accurate wave field information of surrounding rock mass, prone to false positives, and low detection efficiency
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[0070] The present invention will be further described below in conjunction with the drawings and embodiments:
[0071] An active source three-dimensional seismic advanced geological detection device in the construction of a tunnel boring machine, such as figure 1 As shown, there is a main control room in the main body of the roadheader, which is equipped with a controller and a multi-channel seismic data acquisition instrument; a seismic source system 1 is provided on the cutter head of the roadheader and the front end of the main body of the roadheader; A data acquisition system 4 is provided in the range of 25-35m behind the surface according to a certain space observation method. The controller controls the work of the multi-channel seismic wave data acquisition instrument, seismic source system, data acquisition system, etc. During operation, the controller controls the seismic source system 1 to excite, and at the same time controls the data acquisition system 4 to prepare ...
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