承在廠房或棧橋上運行,
稱作半門式起重機。
門式起重機的門架半龍門起重機是介於橋式起重機與龍門起重機之間的一種起重機,半龍門式起重機隻有一條支腿,起重機另一端像橋式起重機一樣架在廠房的吊車梁上,架在廠房上的運行軌道俗稱天軌,在地麵上的運行軌道稱地軌。半龍門式起重機起升機構、小xiao車che運yun行xing機ji構gou和he橋qiao架jia結jie構gou,與yu橋qiao起qi重zhong機ji基ji本ben相xiang同tong。由you於yu跨kua度du大da,起qi重zhong機ji運yun行xing機ji構gou大da多duo采cai用yong分fen別bie驅qu動dong方fang式shi,以yi防fang止zhi起qi重zhong機ji產chan生sheng歪wai斜xie運yun行xing而er增zeng加jia阻zu力li,甚shen至zhi發fa生sheng事shi故gu,為防止在強風作用下滑行或翻倒,裝有測風儀和與運行機構聯鎖的起重機夾軌器。半龍門式起重機一般為電動葫蘆式,因此額定起重量通常在16噸以下。[1]
半(ban)龍(long)門(men)起(qi)重(zhong)機(ji)是(shi)介(jie)於(yu)橋(qiao)式(shi)起(qi)重(zhong)機(ji)與(yu)龍(long)門(men)起(qi)重(zhong)機(ji)之(zhi)間(jian)的(de)一(yi)種(zhong)起(qi)重(zhong)機(ji),半(ban)龍(long)門(men)式(shi)起(qi)重(zhong)機(ji)隻(zhi)有(you)一(yi)條(tiao)支(zhi)腿(tui),起(qi)重(zhong)機(ji)另(ling)一(yi)端(duan)像(xiang)橋(qiao)式(shi)起(qi)重(zhong)機(ji)一(yi)樣(yang)架(jia)在(zai)廠(chang)房(fang)的(de)吊(diao)車(che)梁(liang)上(shang),架(jia)在(zai)廠(chang)房(fang)上(shang)的(de)運(yun)行(xing)軌(gui)道(dao)俗(su)稱(cheng)天(tian)軌(gui),在(zai)地(di)麵(mian)上(shang)的(de)運(yun)行(xing)軌(gui)道(dao)稱(cheng)地(di)軌(gui)。半(ban)龍(long)門(men)式(shi)起(qi)重(zhong)機(ji)起(qi)升(sheng)機(ji)構(gou)、小xiao車che運yun行xing機ji構gou和he橋qiao架jia結jie構gou,與yu橋qiao起qi重zhong機ji基ji本ben相xiang同tong。由you於yu跨kua度du大da,起qi重zhong機ji運yun行xing機ji構gou大da多duo采cai用yong分fen別bie驅qu動dong方fang式shi,以yi防fang止zhi起qi重zhong機ji產chan生sheng歪wai斜xie運yun行xing而er增zeng加jia阻zu力li,甚shen至zhi發fa生sheng事shi故gu,為wei防fang止zhi在zai強qiang風feng作zuo用yong下xia滑hua行xing或huo翻fan倒dao,裝zhuang有you測ce風feng儀yi和he與yu運yun行xing機ji構gou聯lian鎖suo的de起qi重zhong機ji夾jia軌gui器qi。半ban龍long門men式shi起qi重zhong機ji一yi般ban為wei電dian動dong葫hu蘆lu式shi,因yin此ci額e定ding起qi重zhong量liang通tong常chang在zai16噸以下。
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