隨(sui)著科(ke)學技術(shu)和(he)生產的發展(zhan)，起(qi)(qi)(qi)重(zhong)(zhong)(zhong)(zhong)(zhong)設(she)備在不斷地完善和(he)發展(zhan)之中，的電氣、光(guang)學、計算機(ji)(ji)(ji)技術(shu)在起(qi)(qi)(qi)重(zhong)(zhong)(zhong)(zhong)(zhong)設(she)備上得到應(ying)用。為使制動，防止意(yi)(yi)外，合(he)肥(fei)起(qi)(qi)(qi)重(zhong)(zhong)(zhong)(zhong)(zhong)設(she)備資質，增(zeng)加液控單向閥，即液壓鎖，保證(zheng)在液壓管(guan)線(xian)意(yi)(yi)外爆裂時能(neng)安(an)全自鎖。安(an)裝(zhuang)了超載聲控報警器，用以區別超載或設(she)備故障。臂架式(shi)類(lei)型起(qi)(qi)(qi)重(zhong)(zhong)(zhong)(zhong)(zhong)機(ji)(ji)(ji)包括(kuo)汽車起(qi)(qi)(qi)重(zhong)(zhong)(zhong)(zhong)(zhong)機(ji)(ji)(ji)、輪胎式(shi)起(qi)(qi)(qi)重(zhong)(zhong)(zhong)(zhong)(zhong)機(ji)(ji)(ji)、履(lv)帶式(shi)起(qi)(qi)(qi)重(zhong)(zhong)(zhong)(zhong)(zhong)機(ji)(ji)(ji)、塔式(shi)起(qi)(qi)(qi)重(zhong)(zhong)(zhong)(zhong)(zhong)機(ji)(ji)(ji)、門座式(shi)起(qi)(qi)(qi)重(zhong)(zhong)(zhong)(zhong)(zhong)機(ji)(ji)(ji)、浮(fu)式(shi)起(qi)(qi)(qi)重(zhong)(zhong)(zhong)(zhong)(zhong)機(ji)(ji)(ji)和(he)鐵路起(qi)(qi)(qi)重(zhong)(zhong)(zhong)(zhong)(zhong)機(ji)(ji)(ji)。

起(qi)(qi)重設備(bei)是(shi)在取料(liao)之(zhi)后即開始垂直或(huo)(huo)垂直兼有(you)水平的(de)工作行(xing)程，到達(da)目的(de)地后卸載，再(zai)空行(xing)程到取料(liao)地點，完成一個工作循環，然后再(zai)進(jin)行(xing)第(di)二次吊運(yun)(yun)或(huo)(huo)搬運(yun)(yun)。有(you)些起(qi)(qi)重設備(bei)還(huan)具有(you)運(yun)(yun)行(xing)機(ji)構(gou)(gou)(gou)(gou)(gou)、變幅機(ji)構(gou)(gou)(gou)(gou)(gou)、回轉機(ji)構(gou)(gou)(gou)(gou)(gou)或(huo)(huo)其(qi)他(ta)(ta)的(de)工作機(ji)構(gou)(gou)(gou)(gou)(gou)。物料(liao)可以由鋼絲繩或(huo)(huo)起(qi)(qi)重鏈條(tiao)等(deng)撓性件吊掛(gua)著升降，也可由螺(luo)桿(gan)或(huo)(huo)其(qi)他(ta)(ta)剛性件頂舉。升降機(ji)由行(xing)走機(ji)構(gou)(gou)(gou)(gou)(gou)， 液(ye)壓機(ji)構(gou)(gou)(gou)(gou)(gou)，起(qi)(qi)重設備(bei)資質公(gong)司，電動控(kong)制機(ji)構(gou)(gou)(gou)(gou)(gou)，支撐機(ji)構(gou)(gou)(gou)(gou)(gou)組成的(de)一種升降機(ji)設備(bei)。液(ye)壓油(you)由葉片泵(beng)形成一定的(de)壓力。

為使制動，防止(zhi)意外(wai)，起(qi)(qi)(qi)重(zhong)(zhong)(zhong)設備資質(zhi)費用，增加液(ye)控單向閥，即液(ye)壓(ya)鎖，保證在液(ye)壓(ya)管(guan)線意外(wai)爆裂(lie)時(shi)能(neng)安全自鎖。安裝(zhuang)了超載聲控報警器，用以(yi)區別超載或設備故障。起(qi)(qi)(qi)重(zhong)(zhong)(zhong)機(ji)(ji)械亦可稱(cheng)為起(qi)(qi)(qi)重(zhong)(zhong)(zhong)設備，是工(gong)業(ye)、交通、建筑(zhu)企業(ye)中(zhong)實現生產過程機(ji)(ji)械化、自動化，小型(xing)起(qi)(qi)(qi)重(zhong)(zhong)(zhong)設備資質(zhi)，減輕(qing)繁重(zhong)(zhong)(zhong)體力勞(lao)動，提高勞(lao)動生產率(lv)的重(zhong)(zhong)(zhong)要工(gong)具和設備，在我國已擁有(you)大量的各式(shi)(shi)各樣的起(qi)(qi)(qi)重(zhong)(zhong)(zhong)設備。臂架式(shi)(shi)類型(xing)起(qi)(qi)(qi)重(zhong)(zhong)(zhong)機(ji)(ji)包括(kuo)汽車起(qi)(qi)(qi)重(zhong)(zhong)(zhong)機(ji)(ji)、輪胎式(shi)(shi)起(qi)(qi)(qi)重(zhong)(zhong)(zhong)機(ji)(ji)、履帶(dai)式(shi)(shi)起(qi)(qi)(qi)重(zhong)(zhong)(zhong)機(ji)(ji)、塔式(shi)(shi)起(qi)(qi)(qi)重(zhong)(zhong)(zhong)機(ji)(ji)、門座式(shi)(shi)起(qi)(qi)(qi)重(zhong)(zhong)(zhong)機(ji)(ji)、浮(fu)式(shi)(shi)起(qi)(qi)(qi)重(zhong)(zhong)(zhong)機(ji)(ji)和鐵路(lu)起(qi)(qi)(qi)重(zhong)(zhong)(zhong)機(ji)(ji)。