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大兴安岭林业管理局承担研制,林业部下达的ZL7—24A型中升式林火瞭望塔,已于1985年6月24日在加格达奇通过技术鉴定。该塔由塔基、塔座、塔架、塔头、瞭望室、卷扬机系统、配重系统、地锚、拉线、消雷系统等部分组成。其主要技术指标均达到设计要求。该塔总体设计合理,升降机构新颖,技术经济指标先进,与旧式瞭望塔比较具有重量轻、造价低、结构简单、操作方便、安
Daxinganling Forestry Authority undertake development, issued by the Ministry of Forestry ZL7-24A type in the rising fire tower, in June 24, 1985 in Jiagedaqi technical appraisal. The tower consists of tower base, tower base, tower, tower head, lookout room, winch system, counterweight system, anchor, cable, mine system and other components. Its main technical indicators have reached the design requirements. The overall design of the tower is reasonable, lifting mechanism is novel, advanced technical and economic indicators, compared with the old watchtower with light weight, low cost, simple structure, easy operation, safety