Pipe column vibration friction and resistance reducing experiment device

2013 
The utility model discloses a pipe column vibration friction and resistance reducing experiment device which comprises a simulation shaft which is horizontally arranged, a test pipe column horizontally arranged in the simulation shaft, a drilling fluid supplying system used for conveying drilling fluid to the simulation shaft, a simulation drilling and pressing device arranged at one end of the test pipe column and exerting pulling force on the test pipe column, and a vibration source arranged at the other end of the test pipe column and exerting horizontal vibration loads on the test pipe column. The two ends of the test pipe column are respectively provided with a dynamic load sensor and a displacement sensor. The experiment device can simulate engineering practical conditions, analyze affections on the friction force of the pipe column and a shaft wall of the actions of various frequencies, amplitudes and loads, and therefore a theoretical basis and the guidance are provided for design and field application of vibration type underground special tools.
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