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电务設計事务所和第四設計院根据电务局的指示,共同对现有的路签路牌閉塞机改建为半自动閉塞的方案进行了設計。在西安信号工厂、錦州局阜新电务段、郑州局郑州、信阳电务段的协助之下,完成了試制試点工作。試点設备自从62年11月初正式运用以来,情况基本良好。在今年3月初进行局部修改之后,經过运用的考驗証实,这些方案基本上达到可以运用的阶段。在此基础上編制了图冊,並已报部审批。
According to the instructions of the electricity bureau, the design office and the fourth design institute jointly designed the scheme of rebuilding the existing road sign blocking machine into a semi-automatic blockage. Under the assistance of Xi’an Signal Factory, Jinzhou Bureau Fuxin Electricity Service Section, Zhengzhou Bureau Zhengzhou and Xinyang Electricity Service Department, the pilot project of trial production was completed. Since the formal application of pilot equipment in early November, 62, the situation has been basically good. After the partial revision in early March this year, the test of application confirmed that these solutions basically reached the stage of application. Based on this, a catalog has been prepared and submitted to the department for examination and approval.