汽(qi)車(che)隨(sui)車(che)吊(diao)支(zhi)腿(tui)的(de)作(zuo)用(yong)是(shi)不(bu)增(zeng)加(jia)起(qi)重(zhong)機(ji)寬(kuan)度(du)的(de)條(tiao)件(jian)下(xia),為(wei)汽(qi)車(che)隨(sui)車(che)吊(diao)的(de)工(gong)作(zuo)提(ti)供(gong)較(jiao)大(da)的(de)支(zhi)承(cheng)跨(kua)度(du),從(cong)而(er)在(zai)不(bu)降(jiang)低(di)汽(qi)車(che)起(qi)重(zhong)機(ji)機(ji)動(dong)性(xing)的(de)前(qian)提(ti)下(xia)提(ti)高其起重特性。
qichesuichediaozhituijiegoushianzhuangzaichejiashangkezhediehuoshoufangdezhichengjiegou。qicheqizhongjizhituikefenweishoudongcaozongheyeyacaozonglianglei。muqian,shoudongcaozongdezhituiyibuduojian,juedaduoshuqicheqizhongjidoushicaiyongyeyazhitui。yeyazhituikefenweixialiejizhongxingshi。
{1}washizhitui。tadehuodongzhituijiaojiezaigudingzhituishang,qizhankaidongzuoyouyeyagangwancheng,tedianshijiegoujiandan,zhiliangjiaoqing,danzhituikuadubuda,zhishiyongyuxiaodunweideqizhongji。

蛙式支腿
{2}H形支腿。它有兩個液壓缸。它因活動支腿伸出後,工作時垂直腿撐地,形如H而得名。其特點是支腿跨距較大,對場地適應性較好,目前已廣泛采用。

H形支腿
{3}X形支腿。它工作時,支腿呈X形離地間隙小,在撐腳著地的過程中有水平位移發生,當其為小幅度時,重物活動空間比H形支腿要大,因此常和H形支腿混合適用,形成前H後X的形式。
{4}fusheshizhitui。yizhuantaidehuizhuanzhongxin。congchejiadepenxingjiaxiachengfushezhuangxiangwaishenchusigezhitui。qitedianshiwendingxinghao,qizhongzuoyeshi,quanbuzaihebujingguochejiaershizhijiezuoyongzaizhituishang。yinci,kejianqingchejiazizhongbingjiangdizhengjizhongxingaodu,baohudipanbushousunhuai,zhuyaoyingyongzaiyixietedaxingdeqizhongjishang。
{5}擺動支腿。起重作業時,支腿在液壓缸的作用下能擺動到與車架縱向軸線相垂直的位置上;非工作狀態時,可平行地固定在車架的兩側。特點是質量輕,但由於受空間大小的限製,支腿不能太長,所以橫向支撐的距離較小。
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