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SDT型升降式投光灯塔是北京铁路灯塔厂为保证电力作业人员人身安全、避免蹬高作业、减轻劳动强度而研制的一种新型灯塔。它广泛适用于铁路、站场、港口码头、货场和室外大型工作场地的照明。目前,已在全路12个铁路局以及国内一些煤场、货场、港口安装了百余座灯塔,受到设计部门和工地使用单位一致好评,人民铁道报等也发表了文章于以肯定。该产品已获得了国家正式批准的实用新型专利,专利号为ZL91216377.1。
SDT-type landing light tower is a new type of beacon developed by Beijing Railway Lighthouse Factory to ensure personal safety of power workers, avoid pedaling and reduce labor intensity. It is widely used in railways, stations, port terminals, freight yard and outdoor large-scale workplace lighting. At present, more than 100 lighthouses have been installed in 12 railway bureaus and some domestic coal bays, freight yards and ports in the whole country, and are well received by design units and construction sites. The People’s Railway Newspaper and others also published articles affirming. The product has been officially approved by the state utility model patents, patent No. ZL91216377.1.