門式(shi)(shi)(shi)起(qi)重(zhong)(zhong)(zhong)(zhong)機(ji)(ji)(ji)(ji)(ji)(ji)主要用(yong)于(yu)戶外(wai)的(de)(de)貨運(yun)(yun)(yun)站、石(shi)料場(chang)貨、散柜(ju)的(de)(de)裝(zhuang)(zhuang)卸搬運(yun)(yun)(yun)工(gong)(gong)作(zuo) 。橋式(shi)(shi)(shi)起(qi)重(zhong)(zhong)(zhong)(zhong)機(ji)(ji)(ji)(ji)(ji)(ji)具(ju)備(bei)場(chang)所(suo)使(shi)用(yong)率(lv)高、工(gong)(gong)作(zuo) 范(fan)(fan)疇大(da)(da)、融入范(fan)(fan)圍廣、實用(yong)性強等(deng)特性，在(zai)海港貨運(yun)(yun)(yun)站獲(huo)得普(pu)遍應用(yong)。它的(de)(de)金屬(shu)構(gou)件像門形(xing)架構(gou)，承(cheng)重(zhong)(zhong)(zhong)(zhong)承(cheng)重(zhong)(zhong)(zhong)(zhong)梁(liang)下安裝(zhuang)(zhuang)兩(liang)(liang)(liang)根撐(cheng)(cheng)腳，能夠立即在(zai)路(lu)面的(de)(de)路(lu)軌上走(zou)動(dong)(dong)，承(cheng)重(zhong)(zhong)(zhong)(zhong)梁(liang)兩(liang)(liang)(liang)邊(bian)(bian)能夠具(ju)備(bei)外(wai)伸(shen)懸臂(bei)(bei)梁(liang)。橋式(shi)(shi)(shi)起(qi)重(zhong)(zhong)(zhong)(zhong)機(ji)(ji)(ji)(ji)(ji)(ji)是門式(shi)(shi)(shi)起(qi)重(zhong)(zhong)(zhong)(zhong)機(ji)(ji)(ji)(ji)(ji)(ji)的(de)(de)這種形(xing)變。橋式(shi)(shi)(shi)起(qi)重(zhong)(zhong)(zhong)(zhong)機(ji)(ji)(ji)(ji)(ji)(ji)適用(yong)堆放場(chang)及(ji)工(gong)(gong)業廠(chang)房(fang)(fang)內無牛腿支(zhi)撐(cheng)(cheng)點(dian)的(de)(de)場(chang)所(suo)，方式(shi)(shi)(shi)分(fen)成(cheng)半龍門式(shi)(shi)(shi)起(qi)重(zhong)(zhong)(zhong)(zhong)機(ji)(ji)(ji)(ji)(ji)(ji)和龍門式(shi)(shi)(shi)起(qi)重(zhong)(zhong)(zhong)(zhong)機(ji)(ji)(ji)(ji)(ji)(ji)，大(da)(da)噸(dun)數可去(qu)300噸(dun)。適用(yong)海港、堆放場(chang)等(deng)，進行戶外(wai)的(de)(de)貨運(yun)(yun)(yun)站、石(shi)料場(chang)貨、散柜(ju)的(de)(de)裝(zhuang)(zhuang)卸搬運(yun)(yun)(yun)工(gong)(gong)作(zuo) 。它的(de)(de)金屬(shu)構(gou)件像門形(xing)架構(gou)，承(cheng)重(zhong)(zhong)(zhong)(zhong)承(cheng)重(zhong)(zhong)(zhong)(zhong)梁(liang)下安裝(zhuang)(zhuang)兩(liang)(liang)(liang)根撐(cheng)(cheng)腳，能夠立即在(zai)路(lu)面的(de)(de)路(lu)軌上走(zou)動(dong)(dong)，承(cheng)重(zhong)(zhong)(zhong)(zhong)梁(liang)兩(liang)(liang)(liang)邊(bian)(bian)能夠具(ju)備(bei)外(wai)伸(shen)懸臂(bei)(bei)梁(liang)。橋式(shi)(shi)(shi)起(qi)重(zhong)(zhong)(zhong)(zhong)機(ji)(ji)(ji)(ji)(ji)(ji)結構(gou)類型由(you)龍門架、大(da)(da)貨車運(yun)(yun)(yun)作(zuo)組(zu)織、起(qi)重(zhong)(zhong)(zhong)(zhong)吊(diao)裝(zhuang)(zhuang)小(xiao)轎(jiao)車和電(dian)氣設備(bei)一部(bu)分(fen)等(deng)構(gou)成(cheng)。有的(de)(de)橋式(shi)(shi)(shi)起(qi)重(zhong)(zhong)(zhong)(zhong)機(ji)(ji)(ji)(ji)(ji)(ji)只在(zai)一邊(bian)(bian)有支(zhi)腳，另一邊(bian)(bian)支(zhi)撐(cheng)(cheng)點(dian)在(zai)工(gong)(gong)業廠(chang)房(fang)(fang)或棧橋上運(yun)(yun)(yun)作(zuo)，稱之(zhi)為半橋式(shi)(shi)(shi)起(qi)重(zhong)(zhong)(zhong)(zhong)機(ji)(ji)(ji)(ji)(ji)(ji)。橋式(shi)(shi)(shi)起(qi)重(zhong)(zhong)(zhong)(zhong)機(ji)(ji)(ji)(ji)(ji)(ji)的(de)(de)龍門架上端跨接(jie) (含(han)承(cheng)重(zhong)(zhong)(zhong)(zhong)梁(liang)和端梁(liang))、支(zhi)腳、下承(cheng)重(zhong)(zhong)(zhong)(zhong)梁(liang)等(deng)一部(bu)分(fen)組(zu)成(cheng)。以便擴張(zhang)起(qi)重(zhong)(zhong)(zhong)(zhong)設備(bei)工(gong)(gong)作(zuo) 范(fan)(fan)疇，承(cheng)重(zhong)(zhong)(zhong)(zhong)梁(liang)能夠向一邊(bian)(bian)或兩(liang)(liang)(liang)邊(bian)(bian)抬起(qi)支(zhi)腳之(zhi)外(wai)，產生懸壁。也可選用(yong)帶伸(shen)縮臂(bei)(bei)的(de)(de)起(qi)重(zhong)(zhong)(zhong)(zhong)吊(diao)裝(zhuang)(zhuang)小(xiao)轎(jiao)車，根據(ju)伸(shen)縮臂(bei)(bei)的(de)(de)俯仰和轉動(dong)(dong)擴張(zhang)起(qi)重(zhong)(zhong)(zhong)(zhong)設備(bei)工(gong)(gong)作(zuo) 范(fan)(fan)疇

承重梁構造

1，承(cheng)重梁(liang)選(xuan)用歐式古典箱(xiang)型梁(liang)組織設計(ji)方案，重量輕(qing)，合理配(pei)置；

2，整個PCB線路板制做，無對(dui)接焊縫，比(bi)拼湊承重梁更牢固。

3，豎直剛度為(wei)1/800，梁端拱(gong)度由數控切割整個(ge)PCB線路板開(kai)料(liao)，精準度高。

4，選用埋(mai)弧焊自動焊、無損檢(jian)測。焊后總體(ti)拋丸(wan)除銹，消地應力、防銹處理，超過Sa2.5級；

5，厚(hou)鋼板原材料為(wei)Q235B；環氧富鋅漆，薄(bo)厚(hou)120μm。

端梁一部分

1，端(duan)梁選用絞接軟(ruan)性設計方案，防止“幾條(tiao)腿”運(yun)作。

2，車轱(gu)轆選用(yong)(yong)鏜孔方式(shi)，應用(yong)(yong)數控機床(chuang)鏜銑床(chuang)一回精(jing)準定位(wei)生產加工，保證規格精(jing)密度(du)和配合尺寸(cun)；

3，每(mei)一端梁裝有雙輪緣的車(che)轱轆、緩沖器(qi)、驅動器(qi)維護和防外(wai)遇保護器(qi)，安全性有確保。

4，承重梁與端梁選(xuan)用10.9級(ji)高(gao)強(qiang)螺栓聯接，保證(zheng)整(zheng)個設備構造抗壓強(qiang)度和(he)精密度。

5，半今龍(long)門端梁(liang)選(xuan)用矩形(xing)方管制做，車轱轆為無邊緣設(she)計(ji)方案，路軌與路面每平米。

小轎車總程

1，雙梁(liang)小轎(jiao)車承重梁(liang)與(yu)承重梁(liang)選用軟(ruan)性絞接方式；防止“幾條(tiao)腿(tui)”運作。

2，電動(dong)機(ji)＋制動(dong)系統＋減(jian)速(su)器＋行(xing)程開關(guan)四(si)合(he)一一體化(hua)設計方案，結構緊湊

3，小(xiao)轎車(che)搭(da)建(jian)有安全性(xing)鉤，防失控。

4，全部(bu)傳(chuan)動系(xi)統(tong)組(zu)織選用(yong)無連軸(zhou)器(qi)的立即(ji)I/O方(fang)式，傳(chuan)動系(xi)統(tong)高效率(lv)、裝配線高精度、免維護保養。

5，工作(zuo)中級(ji)別為(wei)A6級(ji)，防水(shui)等(deng)級(ji)IP55，H級(ji)絕緣(yuan)層。防污防潮，提(ti)升安全級(ji)別。