Split Hopkinson pressure bar provided with energy absorbing device and capable of simulating in-situ stress environment
A technology of Hopkinson compression rods and energy-absorbing devices, which is applied in the direction of measuring devices, analytical materials, instruments, etc., can solve the problems that are rarely discussed, cannot realize multiple in-situ stress loading conditions at the same time, and affect the stability of the experimental system.
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[0043] A separated Hopkinson pressure bar with an energy absorption device that can simulate an in-situ stress environment. The horizontal experimental platform 6 is provided with: a gas tank 15, a launch tube 11, an impact bar 17, an incident end baffle 2, and Incident rod 12, confining pressure loading system 5, transmission rod 13, front end energy absorbing rod 14, axial pressure loading and front end energy absorbing device 8, transmission end baffle 21, rear end energy absorbing rod 10, cushion layer 19 and energy absorption Baffle 9. Among them, the incident rod 12, the transmission rod 13, and the rear end energy-absorbing rod 10 are supported by a support 18, and the support 18 and the horizontal experiment platform 6 are fixed by bolts; the gas tank 15 is installed on the horizontal experiment platform 6 by bolts, and Connected to the launch tube 11; the incident end baffle 2, the confining pressure loading system 5, the transmission end baffle 21 and the energy absor...
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