陽(yang)江 離(li)心風(feng)機(ji)(ji)(ji)(ji) 4-68型離(li)心通風(feng)機(ji)(ji)(ji)(ji)一(yi)(yi)般用(yong)(yong)(yong)(yong)(yong)于(yu)工(gong)廠及大(da)型建(jian)筑的(de)通風(feng)換氣(qi)，既(ji)可(ke)用(yong)(yong)(yong)(yong)(yong)作(zuo)(zuo)(zuo)輸入氣(qi)體(ti)(ti)，亦(yi)可(ke)用(yong)(yong)(yong)(yong)(yong)作(zuo)(zuo)(zuo)輸出氣(qi)體(ti)(ti)，本風(feng)機(ji)(ji)(ji)(ji)可(ke)輸送空(kong)氣(qi)或其它(ta)不(bu)自燃、不(bu)易爆、不(bu)揮發、對人體(ti)(ti)無害、對鋼(gang)材無腐蝕性(xing)(xing)之(zhi)氣(qi)體(ti)(ti)，且氣(qi)體(ti)(ti)內(nei)不(bu)得有(you)粘性(xing)(xing)物質(zhi)，所(suo)含塵土及硬(ying)質(zhi)顆粒物不(bu)大(da)于(yu)150mg/m3，氣(qi)體(ti)(ti)溫度不(bu)得超80℃。 型 式(shi)(shi) 本風(feng)機(ji)(ji)(ji)(ji)通常制(zhi)(zhi)成(cheng)(cheng)(cheng)單吸入式(shi)(shi)，機(ji)(ji)(ji)(ji)號(hao)(hao)(hao)有(you)：№ 2.8、3.15、3.55、4、4.5、5、6.3、8、10、12.5、16、20等(deng)十二個(ge)機(ji)(ji)(ji)(ji)號(hao)(hao)(hao)。 風(feng)機(ji)(ji)(ji)(ji)可(ke)制(zhi)(zhi)成(cheng)(cheng)(cheng)右旋或左旋兩(liang)種(zhong)(zhong)型式(shi)(shi)，從電機(ji)(ji)(ji)(ji)一(yi)(yi)端正視，葉輪(lun)按順時(shi)針方(fang)向旋轉者稱右旋風(feng)機(ji)(ji)(ji)(ji)，以(yi)“右”表(biao)示(shi)，反之(zhi)，稱左旋風(feng)機(ji)(ji)(ji)(ji)，以(yi)“左”表(biao)示(shi)。 風(feng)機(ji)(ji)(ji)(ji)的(de)出口位(wei)置(zhi)，以(yi)機(ji)(ji)(ji)(ji)殼(ke)的(de)出風(feng)口角度表(biao)示(shi)，“左”、“右”均可(ke)制(zhi)(zhi)成(cheng)(cheng)(cheng)0°、45°、90°、 135°、180°、225°共六種(zhong)(zhong)角度。 風(feng)機(ji)(ji)(ji)(ji)的(de)傳(chuan)(chuan)動(dong)(dong)方(fang)式(shi)(shi)分(fen)(fen)(fen)(fen)A、B、C、D四(si)種(zhong)(zhong)，№ 2.8~5采(cai)(cai)(cai)用(yong)(yong)(yong)(yong)(yong)A式(shi)(shi)，以(yi)電機(ji)(ji)(ji)(ji)直(zhi)(zhi)聯傳(chuan)(chuan)動(dong)(dong)，風(feng)機(ji)(ji)(ji)(ji)的(de)葉輪(lun)、機(ji)(ji)(ji)(ji)殼(ke)直(zhi)(zhi)接(jie)(jie)(jie)固定在(zai)電機(ji)(ji)(ji)(ji)軸(zhou)和(he)法蘭盤上(shang)（電機(ji)(ji)(ji)(ji)用(yong)(yong)(yong)(yong)(yong)D2/T2型）；№ 6.3~12.5采(cai)(cai)(cai)用(yong)(yong)(yong)(yong)(yong)懸(xuan)臂(bei)支承(cheng)裝(zhuang)置(zhi)，又分(fen)(fen)(fen)(fen)為C式(shi)(shi)（皮(pi)(pi)帶(dai)(dai)傳(chuan)(chuan)動(dong)(dong)，皮(pi)(pi)帶(dai)(dai)輪(lun)在(zai)軸(zhou)承(cheng)外(wai)側）和(he)D式(shi)(shi)（用(yong)(yong)(yong)(yong)(yong)聯軸(zhou)器(qi)聯接(jie)(jie)(jie)傳(chuan)(chuan)動(dong)(dong)）兩(liang)種(zhong)(zhong)傳(chuan)(chuan)動(dong)(dong)方(fang)式(shi)(shi)；№16、20則為B式(shi)(shi)懸(xuan)臂(bei)支承(cheng)裝(zhuang)置(zhi)，皮(pi)(pi)帶(dai)(dai)傳(chuan)(chuan)動(dong)(dong)，皮(pi)(pi)帶(dai)(dai)輪(lun)在(zai)軸(zhou)承(cheng)中(zhong)間。 結(jie) 構 特 征 4-68型風(feng)機(ji)(ji)(ji)(ji)的(de) № 2.8A~5A主要由(you)葉輪(lun)、機(ji)(ji)(ji)(ji)殼(ke)、進(jin)風(feng)口等(deng)部分(fen)(fen)(fen)(fen)配電機(ji)(ji)(ji)(ji)直(zhi)(zhi)聯組(zu)成(cheng)(cheng)(cheng)。 № 6.3~20除上(shang)述部分(fen)(fen)(fen)(fen)外(wai)還有(you)傳(chuan)(chuan)動(dong)(dong)部分(fen)(fen)(fen)(fen)： 葉 輪(lun) — 由(you)12片后傾機(ji)(ji)(ji)(ji)翼形葉片焊接(jie)(jie)(jie)于(yu)弧錐型輪(lun)蓋與(yu)平(ping)板 中(zhong)間，均用(yong)(yong)(yong)(yong)(yong)鋼(gang)板制(zhi)(zhi)造，并(bing)經靜動(dong)(dong)平(ping)衡校(xiao)正和(he)超速運轉實驗，空(kong)氣(qi)性(xing)(xing)能(neng)良好，效率高(gao)，運轉平(ping)穩。 機(ji)(ji)(ji)(ji) 殼(ke) — 機(ji)(ji)(ji)(ji)殼(ke)是普通鋼(gang)板焊接(jie)(jie)(jie)而成(cheng)(cheng)(cheng)的(de)蝸(gua)形體(ti)(ti)，機(ji)(ji)(ji)(ji)殼(ke)作(zuo)(zuo)(zuo)成(cheng)(cheng)(cheng)兩(liang)種(zhong)(zhong)不(bu)同型式(shi)(shi)，№2.8~5機(ji)(ji)(ji)(ji)殼(ke)作(zuo)(zuo)(zuo)成(cheng)(cheng)(cheng)整(zheng)體(ti)(ti)，不(bu)能(neng)拆(chai)開，№16B、20B機(ji)(ji)(ji)(ji)殼(ke)作(zuo)(zuo)(zuo)成(cheng)(cheng)(cheng)三(san)開式(shi)(shi)，除沿(yan)中(zhong)分(fen)(fen)(fen)(fen)水(shui)平(ping)面分(fen)(fen)(fen)(fen)為兩(liang)半外(wai)，上(shang)半部再沿(yan)垂直(zhi)(zhi)中(zhong)心線分(fen)(fen)(fen)(fen)為兩(liang)半，用(yong)(yong)(yong)(yong)(yong)螺栓連接(jie)(jie)(jie)，以(yi)便維(wei)修(xiu)時(shi)可(ke)垂直(zhi)(zhi)吊(diao)出轉子。 進(jin)風(feng)口 — 作(zuo)(zuo)(zuo)成(cheng)(cheng)(cheng)收斂式(shi)(shi)流(liu)線型整(zheng)體(ti)(ti)結(jie)構，用(yong)(yong)(yong)(yong)(yong)螺栓固定于(yu)風(feng)機(ji)(ji)(ji)(ji)入口一(yi)(yi)側。 傳(chuan)(chuan)動(dong)(dong)組(zu) — 由(you)主軸(zhou)、軸(zhou)承(cheng)箱、滾動(dong)(dong)軸(zhou)承(cheng)、皮(pi)(pi)帶(dai)(dai)輪(lun)或聯軸(zhou)器(qi)等(deng)組(zu)成(cheng)(cheng)(cheng)。主軸(zhou)由(you)優質(zhi)鋼(gang)加工(gong)制(zhi)(zhi)作(zuo)(zuo)(zuo)。№ 6.3~12.5四(si)個(ge)機(ji)(ji)(ji)(ji)號(hao)(hao)(hao)，軸(zhou)承(cheng)箱整(zheng)體(ti)(ti)結(jie)構，且裝(zhuang)有(you)溫度計和(he)油標，№16B、20B兩(liang)個(ge)機(ji)(ji)(ji)(ji)號(hao)(hao)(hao)風(feng)機(ji)(ji)(ji)(ji)用(yong)(yong)(yong)(yong)(yong)二只并(bing)列軸(zhou)承(cheng)座，在(zai)軸(zhou)承(cheng)座上(shang)裝(zhuang)有(you)溫度計，采(cai)(cai)(cai)用(yong)(yong)(yong)(yong)(yong)軸(zhou)承(cheng)潤(run)(run)滑脂潤(run)(run)滑。 山東(dong)臨風(feng)科(ke)技股份 孫成(cheng)(cheng)(cheng)利