01-08-2023 дата публикации
Номер: CN116516963A
Принадлежит:
The invention discloses a telescopic grouting device for rock and soil karst treatment, and relates to the technical field of constructional engineering, a grouting device body comprises an extension device, a protection device and a telescopic assembly, a drilling machine is arranged at the bottom of the extension device, the back face of the drilling machine is connected with a driver, and the extension device is located in front of the telescopic assembly; the protection device wraps the outer rings of the extension device and the telescopic assembly, and the telescopic assembly comprises a reinforcing assembly, a positioning cylinder and a limiting assembly; the device has the advantages that the top end of the adjusting column and the inner wall of the limiting assembly are not connected, the extending device can be conveniently pulled out from rock-soil karst and the interior of the limiting assembly, on the contrary, the rotating cylinder and the threaded bolt become tight, the adjusting ...
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