门座起重机是桥式起重机的变形，也称为龙门起重机。主要用于室外货场和堆场装卸货物和散装货物。它的金属结构就像一个门形的框架。主承重梁下安装有两条腿，可以直接在地面轨道上行走。主梁的两端可以有悬伸的悬臂梁。龙门起重机因其利用率高、作业范围广、适应性广、通用性强而被广泛应用于港口货场。门座起重机是桥式起重机的变形，也称为龙门起重机。主要用于室外货场和堆场装卸货物和散装货物。它的金属结构就像一个门形的框架。主承重梁下安装有两条腿，可以直接在地面轨道上行走。主梁的两端可以有悬伸的悬臂梁。龙门起重机因其利用率高、作业范围广、适应性广、通用性强而被广泛应用于港口货场。

　　ZHUYIBAOCHIRUNHUAYOUQINGJIE：WUYOUHUOBIANZHIDERUNHUAYOUHUIZAOCHENGLINGJIANMOSUNJIASUDEEXINGXUNHUAN。DUIYUQIANGZHIXUNHUANRUNHUAXITONG，ZHUYIJISHIGENGHUANHEQINGXIDUSAIDELVYOUQIZHONGDELVXIN;BIMIANJIANGYOUXIANGHUOYOUCHIZHONGDEYOUBAOLUZAIKONGQIZHONG，YIFANGZHIHUICHENHEWUGOUHUNRUYOUZHONG。YIBANLAISHUO，KONGQIGUOLVQIKEYONGYUWEIJIAYADEYOUXIANGHEYOUCHI，YIYUDAQIXIANGTONG。ZAIJIEZHIHEDAXIUQIJIAN，YINGCONGYOUZHONGQUYANGYICESHIQICHENGFEN。RUGUODADAOHUOCHAOGUOJIYOUGENGHUANZHISHU，YINGGENGHUANQUANBUHUOBUFENJIYOU，BINGBUCHONGXINJIYOU。TONGCHANG，XINYOUKEYIMEI3GEYUEDAOBANNIAN(HUO2-4XIAOSHI)GENGHUANYICI。TONGSHI，BIAOQIANHEDIANYINGYEHUIYUELAIYUESHOUHUANYING。YUJIQUANQIUBAOZHUANGMOXUQIUJIANGJIXUZENGZHANG，NIANJUNZENGZHANGLVYUEWEI5%-7%。TIDAIPINHUOXINSHICHANGZAIQUANQIUBOMOBAOZHUANGSHICHANGYOUZHEGUANGMINGDEQIANJING。JINGUANDIANYINGGONGGUOYUQIURENGRANSHIDIANYINGZHIZAOSHANGMIANLINDEYIGETIAOZHAN，DANZHENGZAIJINXINGDETOUZIJIHUAJIHUBIANBUSHIJIEMEIYIGEDALU。DABUFENTOUZIRENGJIANGCHAOXIANGCHUANTONGDELIANXULASHENGONGYI，DANQIZIDONGHUACHENGDUJIAOGAO，YINGNENGSHIYINGDAIJINYIBUKAIFADEXINSHUZHIDEBUTONGGONGYIYAOQIU，HUOZAIJIAOXIAODESHICHANGFANWEINEITONGSHITIGONGLIANGGEFANGMIAN，JIKUAI3CAIPIAOBIANHUAHEJUHEWUBIANHUADELINGHUOJIEJUEFANGAN。