SHIELD FOR CONSTRUCTING TUNNELS WITH INJECTED SOLID CONCRETE LINING

摘要

the invention u043eu0442u043du043eu0441u0438u0442u0441u00a0 to underground construction and can be used in the construction of the tunnels. purpose - to improve the reliability of the shield by u043fu0440u0435u0434u043eu0442u0432u0440u0430u0449u0435u043du0438u00a0 u0437u0430u043au043bu0438u043du0438u0432u0430u043du0438u00a0 u0444u043eu0440u043cu0443u044eu0449u0435u0439 u043eu043fu0430u043bu0443u0431u043au0438. the shield includes a body (1), inside which established press ring 2 by the end of u043eu043fu0430u043bu0443u0431u043au043eu0439 3 and u0441u043au043eu043bu044cu0437u00a0u0449u0430u00a0 u0444u043eu0440u043cu0443u044eu0449u0430u00a0 formwork 5.u043fu043eu0441u043bu0435u0434u043du00a0u00a0 installed in u043du0430u043fu0440u0430u0432u043bu00a0u044eu0449u0438u0445 in 1, with the possibility of longitudinal u043fu0435u0440u0435u043cu0435u0449u0435u043du0438u00a0 by hydraulic cylinders (hz) 7. u0441u043au043eu043bu044cu0437u00a0u0449u0430u00a0 formwork 5 u0441u0432u00a0u0437u0430u043du0430 with 1 through the damper. it is implemented in the form of hz 8, u0448u0430u0440u043du0438u0440u043du043e embodied their to u043au0440u043eu043du0448u0442u0435u0439u043du0435 9 to 1, and u0448u0442u043eu043au0430u043cu0438 - u0441u043au043eu043bu044cu0437u00a0u0449u0435u0439 u043eu043fu0430u043bu0443u0431u043au0435 5.with the increase in the u0434u0430u0432u043bu0435u043du0438u00a0 in hz 8 above the normal u043eu0442u043au0440u044bu0432u0430u0435u0442u0441u00a0 safety valve. u0440u0430u0431u043eu0447u0430u00a0 fluid from 8 u043fu0435u0440u0435u043bu0438u0432u0430u0435u0442u0441u00a0 hz in a drainage line mode operation of the hydraulic system. on 1 u043fu0435u0440u0435u043cu0435u0449u0430u0435u0442u0441u00a0 on u043eu043fu0430u043bu0443u0431u043au0438 5, not u0441u043cu0435u0449u0430u00a0 and not u043du0430u0440u0443u0448u0430u00a0 integrity built monolithic moulded concrete u043eu0431u0434u0435u043bu043au0438. 3).