雙梁橋式起重機的詳細介紹、應用及分類
橋式起重機是橫架於車間、倉(cang)庫(ku)和(he)料(liao)場(chang)上(shang)空(kong)進(jin)行(xing)物(wu)料(liao)吊(diao)運(yun)的(de)起(qi)重(zhong)設(she)備(bei)。由(you)於(yu)它(ta)的(de)兩(liang)端(duan)坐(zuo)落(luo)在(zai)高(gao)大(da)的(de)水(shui)泥(ni)柱(zhu)或(huo)者(zhe)金(jin)屬(shu)支(zhi)架(jia)上(shang),形(xing)狀(zhuang)似(si)橋(qiao)。橋(qiao)式(shi)起(qi)重(zhong)機(ji)的(de)橋(qiao)架(jia)沿(yan)鋪(pu)設(she)在(zai)兩(liang)側(ce)高(gao)架(jia)上(shang)的(de)軌(gui)道(dao)縱(zong)向(xiang)運(yun)行(xing),可(ke)以(yi)充(chong)分(fen)利(li)用(yong)橋(qiao)架(jia)下(xia)麵(mian)的(de)空(kong)間(jian)吊(diao)運(yun)物(wu)料(liao),不(bu)受(shou)地(di)麵(mian)設(she)備(bei)的(de)阻(zu)礙(ai)。它(ta)是(shi)使(shi)用(yong)範(fan)圍(wei)*廣、數量*多的一種起重機械。
橋式起重機應用
橋式起重機是現代工業生產和起重運輸中實現實現生產過程製動器 點擊放大機械化、自動化得重要工具和設備。所以橋式起重機在室內外工礦企業、鋼鐵化工、鐵路交通、港口碼頭以及物流周轉等部門和場所均得到廣泛的運用。
橋式起重機分類
橋式起重機可分為普通橋式起重機、簡易梁橋式起重機和冶金專用橋式起重機三種。 普通橋式起重機一般由起重小車、橋架運行機構、橋架金屬結構組成。起重小車又由起升機構、小車運行機構和小車架三部分組成。 起升機構包括電動機、製動器、減速器、卷(juan)筒(tong)和(he)滑(hua)輪(lun)組(zu)。電(dian)動(dong)機(ji)通(tong)過(guo)減(jian)速(su)器(qi),帶(dai)動(dong)卷(juan)筒(tong)轉(zhuan)動(dong),使(shi)鋼(gang)絲(si)繩(sheng)繞(rao)上(shang)卷(juan)筒(tong)或(huo)從(cong)卷(juan)筒(tong)放(fang)下(xia),以(yi)升(sheng)降(jiang)重(zhong)物(wu)。小(xiao)車(che)架(jia)是(shi)支(zhi)托(tuo)和(he)安(an)裝(zhuang)起(qi)升(sheng)機(ji)構(gou)和(he)小(xiao)車(che)運(yun)行(xing)機(ji)構(gou)等(deng)部(bu)件(jian)的(de)機(ji)架(jia),通(tong)常(chang)為(wei)焊(han)接(jie)結(jie)構(gou)。 起重機運行機構的驅動方式可分為兩大類:一類為集中驅動,即用一台電動機帶動長傳動軸驅動兩邊的主動車輪;另一類為分別驅動、即兩邊的主動車輪各用一台電動機驅動。中、小型橋式起重機較多采用製動器、減速器和電動機組合成一體的“三合一”驅動方式,大起重量的普通橋式起重機為便於安裝和調整,驅動裝置常采用萬向聯軸器。 qizhongjiyunxingjigouyibanzhiyongsigezhudonghecongdongchelun,ruguoqizhonglianghenda,changyongzengjiachelundebanfalaijiangdilunya。dangchelunchaoguosigeshi,bixucaiyongjiaojiejunhengchejiazhuangzhi,shiqizhongjidezaihejunyundifenbuzaigechelunshang。 qiaojiadejinshujiegouyouzhuliangheduanliangzucheng,fenweidanzhuliangqiaojiaheshuangliangqiaojialianglei。danzhuliangqiaojiayoudangenzhuliangheweiyukuaduliangbiandeduanliangzucheng,shuangliangqiaojiayoulianggenzhuliangheduanliangzucheng。 zhuliangyuduanlianggangxinglianjie,duanliangliangduanzhuangyouchelun,yongyizhichengqiaojiazaigaojiashangyunxing。zhuliangshanghanyouguidao,gongqizhongxiaocheyunxing。qiaojiazhuliangdejiegouleixingjiaoduobijiaodianxingdeyouxiangxingjiegou、四桁架結構和空腹桁架結構。 箱形結構又可分為正軌箱形雙梁、偏軌箱形雙梁、偏軌箱形單主梁等幾種。正軌箱形雙梁是廣泛采用的一種基本形式,主梁由上、下翼緣板和兩側的垂直腹板組成,小車鋼軌布置在上翼緣板的中心線上,它的結構簡單,製造方便,適於成批生產,但自重較大。 偏軌箱形雙梁和偏軌箱形單主梁的截麵都是由上、下(xia)翼(yi)緣(yuan)板(ban)和(he)不(bu)等(deng)厚(hou)的(de)主(zhu)副(fu)腹(fu)板(ban)組(zu)成(cheng),小(xiao)車(che)鋼(gang)軌(gui)布(bu)置(zhi)在(zai)主(zhu)腹(fu)板(ban)上(shang)方(fang),箱(xiang)體(ti)內(nei)的(de)短(duan)加(jia)勁(jin)板(ban)可(ke)以(yi)省(sheng)去(qu),其(qi)中(zhong)偏(pian)軌(gui)箱(xiang)形(xing)單(dan)主(zhu)梁(liang)是(shi)由(you)一(yi)根(gen)寬(kuan)翼(yi)緣(yuan)箱(xiang)形(xing)主(zhu)梁(liang)代(dai)替(ti)兩(liang)根(gen)主(zhu)梁(liang),自(zi)重(zhong)較(jiao)小(xiao),但(dan)製(zhi)造(zao)較(jiao)複(fu)雜(za)。 四si桁heng架jia式shi結jie構gou由you四si片pian平ping麵mian桁heng架jia組zu合he成cheng封feng閉bi型xing空kong間jian結jie構gou,在zai上shang水shui平ping桁heng架jia表biao麵mian一yi般ban鋪pu有you走zou台tai板ban,自zi重zhong輕qing,剛gang度du大da,但dan與yu其qi他ta結jie構gou相xiang比bi,外wai形xing尺chi寸cun大da,製zhi造zao較jiao複fu雜za,疲pi勞lao強qiang度du較jiao低di,已yi較jiao少shao生sheng產chan。 kongfuhengjiajiegouleisipianguixiangxingzhuliang,yousipiangangbanzuchengyifengbijiegou,chuzhufubanweishifugongzixingliangwai,qiyusanpiangangbanshanganzhaoshejiyaoqiuqiegechengxuduochuangkou,xingchengyigewuxiegandekongfuhengjia,zaishang、xiashuipinghengjiabiaomianpuyouzoutaiban,qizhongjiyunxingjigoujidianqishebeizhuangzaiqiaojianeibu,zizhongjiaoqing,zhengtigangduda,zhezaizhongguoshijiaoweiguangfancaiyongdeyizhongxingshi。 普通橋式起重機主要采用電力驅動,一般是在司機室內操縱,也有遠距離控製的。起重量可達五百噸,跨度可達60米。 簡易梁橋式起重機又稱梁式起重機,其結構組成與普通橋式起重機類似,起重量、kuaduhegongzuosudujunjiaoxiao。qiaojiazhuliangshiyougongziganghuoqitaxingganghebangangzuchengdejiandanjiemianliang,yongshoulahuluhuodiandonghulupeishangjianyixiaochezuoweiqizhongxiaoche,xiaocheyibanzaigongziliangdexiayiyuanshangyunxing。qiaojiakeyiyangaojiashangdeguidaoyunxing,yekeyanxuandiaozaigaojiaxiamiandeguidaoyunxing,zhezhongqizhongjichengweixuangualiangshiqizhongji。 冶ye金jin專zhuan用yong橋qiao式shi起qi重zhong機ji在zai鋼gang鐵tie生sheng產chan過guo程cheng中zhong可ke參can與yu特te定ding的de工gong藝yi操cao作zuo,其qi基ji本ben結jie構gou與yu普pu通tong橋qiao式shi起qi重zhong機ji相xiang似si,但dan在zai起qi重zhong小xiao車che上shang還hai裝zhuang有you特te殊shu的de工gong作zuo機ji構gou或huo裝zhuang置zhi。這zhe種zhong起qi重zhong機ji的de工gong作zuo特te點dian是shi使shi用yong頻pin繁fan、條件惡劣,工作級別較高。