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提升信号与提升机电控系统的正确闭锁关系是很重要的一环。为此，《煤矿安全规程》规定：井口信号装置必须同绞车的控制回路相闭锁，只有在井口发出信号后，绞车才能启动。煤炭部在《关于加强提升安全管理的若干规定》和山东煤炭工业管理局制定的相应的《实施细则》，对此亦作
It is a very important part to improve the correct locking relationship between the signal and the elevator electromechanical control system. To this end, “Coal Mine Safety Code” provides: Wellhead signaling device must be locked with the winch control circuit, and only after the wellhead signal, the winch to start. In accordance with the “Several Provisions on Strengthening Safety Management” and the corresponding “Regulations” formulated by Shandong Coal Industry Administration, the Ministry of Coal also made