小加工廠無處不在,但很難餐飲風管加工廠家形成一個大型加工廠,形成規模效應。產品大多是低端產品,在國際市場上沒有競爭力,缺專業餐飲風管加工乏(fa)品牌和(he)(he)聲譽,整個(ge)加工工藝和(he)(he)缺乏(fa)創(chuang)新。一般來說(shuo),成(cheng)都白鐵加工行(xing)業發展非常快(kuai),但是(shi)密集程度(du)太低,缺乏(fa)科技創(chuang)新、市場(chang)供求失衡突(tu)出這些(xie)問(wen)題。
白鐵風管是專業餐飲風管加工以鍍鋅鋼板為主要原材料,經過咬口、機械加工成型,具有現場制作方便,同時具有可設餐飲風管加工廠家計性,是(shi)傳統的通風、空調用(yong)管(guan)道,同時隨(sui)著(zhu)技術的發展,由以前的手工制作(zuo)改變為(wei)現在的全部機械(xie)化生產,具有效率高(gao),加(jia)工尺寸精確等優點。
高壓靜電重專業餐飲風管加工慶油煙凈化方法:高壓靜電方法是由220kv電壓通過變壓器變壓至上萬伏,然后經整流器轉換餐飲風管加工廠家成直流電(dian)(dian),在(zai)兩極(ji)(ji)板間(jian)構成一個強電(dian)(dian)場,使(shi)煙(yan)氣中顆(ke)(ke)粒荷(he)電(dian)(dian),荷(he)電(dian)(dian)的(de)油煙(yan)霧顆(ke)(ke)粒物在(zai)電(dian)(dian)極(ji)(ji)間(jian)受(shou)重力、電(dian)(dian)極(ji)(ji)引力和風場動力做用.由于(yu)顆(ke)(ke)粒物的(de)荷(he)電(dian)(dian)量隨(sui)粒徑(jing)的(de)增長而(er)增大,大顆(ke)(ke)粒受(shou)電(dian)(dian)場力的(de)作用大,其對(dui)氣溶膠狀態污染物的(de)去除率(lv)相(xiang)(xiang)(xiang)對(dui)較(jiao)高,可達80%-90%,但該法造價相(xiang)(xiang)(xiang)對(dui)較(jiao)高,在(zai)運行維護方面,相(xiang)(xiang)(xiang)比機(ji)(ji)械式(shi)(shi)(shi)靜電(dian)(dian)式(shi)(shi)(shi)較(jiao)為簡單,而(er)在(zai)設備(bei)價格方面,靜電(dian)(dian)式(shi)(shi)(shi)投入成本相(xiang)(xiang)(xiang)比機(ji)(ji)械式(shi)(shi)(shi)要大。綜(zong)合比較(jiao)而(er)言,靜電(dian)(dian)式(shi)(shi)(shi)凈化設備(bei)優于(yu)機(ji)(ji)械式(shi)(shi)(shi)凈化設備(bei)。
1.管板材的開專業餐飲風管加工槽:板材開槽的種類有三種:一塊板開槽法、二塊板開槽法、四塊板開槽法。板材開餐飲風管加工廠家槽的(de)方法(fa)有兩(liang)種:手工開(kai)槽法(fa)、機械(xie)開(kai)槽法(fa)。 2.密(mi)(mi)封:節能消(xiao)音通風(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)(guan)道(dao)(dao)(dao)(dao)系統(tong)(tong)建議使(shi)(shi)用(yong)(yong)的(de)密(mi)(mi)封膠(jiao)(jiao)帶(dai)有:熱敏(min)膠(jiao)(jiao)帶(dai)、壓(ya)敏(min)膠(jiao)(jiao)帶(dai)兩(liang)種。在管(guan)(guan)(guan)(guan)(guan)(guan)道(dao)(dao)(dao)(dao)未用(yong)(yong)膠(jiao)(jiao)帶(dai)密(mi)(mi)封前,應先使(shi)(shi)用(yong)(yong)專用(yong)(yong)的(de)扒(ba)形裝(zhuang)訂(ding)(ding)針(zhen),對管(guan)(guan)(guan)(guan)(guan)(guan)道(dao)(dao)(dao)(dao)的(de)搭接(jie)(jie)口進(jin)行固(gu)(gu)(gu)(gu)(gu)定(ding)(ding),裝(zhuang)訂(ding)(ding)針(zhen)的(de)間距為50mm一個。裝(zhuang)訂(ding)(ding)時,裝(zhuang)訂(ding)(ding)針(zhen)應與接(jie)(jie)縫略(lve)呈(cheng)角度。裝(zhuang)訂(ding)(ding)針(zhen)僅用(yong)(yong)于有蓋舌的(de)搭接(jie)(jie)口固(gu)(gu)(gu)(gu)(gu)定(ding)(ding),若無蓋舌,或平(ping)接(jie)(jie)口時,應用(yong)(yong)膠(jiao)(jiao)帶(dai)接(jie)(jie)片(pian)進(jin)行固(gu)(gu)(gu)(gu)(gu)定(ding)(ding),膠(jiao)(jiao)帶(dai)大為300mm,每邊至(zhi)少1個。 3.加(jia)固(gu)(gu)(gu)(gu)(gu):當通風(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)(guan)道(dao)(dao)(dao)(dao)系統(tong)(tong)內部的(de)靜壓(ya)負載使(shi)(shi)玻纖通風(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)(guan)道(dao)(dao)(dao)(dao)管(guan)(guan)(guan)(guan)(guan)(guan)道(dao)(dao)(dao)(dao)壁出現1%的(de)撓度時,就需要對通風(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)(guan)道(dao)(dao)(dao)(dao)管(guan)(guan)(guan)(guan)(guan)(guan)道(dao)(dao)(dao)(dao)進(jin)行加(jia)固(gu)(gu)(gu)(gu)(gu)。通常節能消(xiao)音通風(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)(guan)道(dao)(dao)(dao)(dao)系統(tong)(tong)管(guan)(guan)(guan)(guan)(guan)(guan)道(dao)(dao)(dao)(dao)可(ke)采(cai)用(yong)(yong)以(yi)下(xia)方法(fa)來進(jin)行加(jia)固(gu)(gu)(gu)(gu)(gu):a.拉(la)桿加(jia)固(gu)(gu)(gu)(gu)(gu)法(fa),它(ta)是(shi)采(cai)用(yong)(yong)鋼彩(cai)、套管(guan)(guan)(guan)(guan)(guan)(guan)加(jia)固(gu)(gu)(gu)(gu)(gu),通常使(shi)(shi)用(yong)(yong)在500Pa以(yi)下(xia)的(de)正壓(ya)加(jia)固(gu)(gu)(gu)(gu)(gu)。b.框(kuang)架加(jia)固(gu)(gu)(gu)(gu)(gu)法(fa),即采(cai)用(yong)(yong)輕(qing)鋼龍骨加(jia)固(gu)(gu)(gu)(gu)(gu)。c.抱合(he)加(jia)固(gu)(gu)(gu)(gu)(gu)法(fa),即采(cai)用(yong)(yong)輕(qing)鋼龍骨加(jia)固(gu)(gu)(gu)(gu)(gu),使(shi)(shi)用(yong)(yong)在拉(la)桿加(jia)固(gu)(gu)(gu)(gu)(gu)和框(kuang)架加(jia)固(gu)(gu)(gu)(gu)(gu)無法(fa)應用(yong)(yong)的(de)某些特殊管(guan)(guan)(guan)(guan)(guan)(guan)道(dao)(dao)(dao)(dao)上,如(ru)900彎管(guan)(guan)(guan)(guan)(guan)(guan)、三通管(guan)(guan)(guan)(guan)(guan)(guan)、悶頭管(guan)(guan)(guan)(guan)(guan)(guan)等(deng)。d.防下(xia)垂(chui)加(jia)固(gu)(gu)(gu)(gu)(gu)法(fa),它(ta)用(yong)(yong)于特殊管(guan)(guan)(guan)(guan)(guan)(guan)道(dao)(dao)(dao)(dao)的(de)加(jia)固(gu)(gu)(gu)(gu)(gu),如(ru)變經管(guan)(guan)(guan)(guan)(guan)(guan)道(dao)(dao)(dao)(dao)加(jia)固(gu)(gu)(gu)(gu)(gu)和迂回管(guan)(guan)(guan)(guan)(guan)(guan)道(dao)(dao)(dao)(dao)加(jia)固(gu)(gu)(gu)(gu)(gu)。
共板法蘭風管的制作步驟: (1)下料; (2)打孔; (3)焊接; (4)鉆螺孔; (5)上漆防腐。 以上工藝制作的專業餐飲風管加工法蘭盤仍然存在著互換性差的問題,現象有:法蘭表面不平整,矩形法蘭旋轉180度后,與同餐飲風管加工廠家規(gui)格的(de)(de)法蘭螺孔不(bu)重合,內邊尺寸(cun)或兩對角(jiao)線的(de)(de)尺寸(cun)不(bu)相(xiang)等超過(guo)允許的(de)(de)偏差等,影響(xiang)風管(guan)部件在施工現場的(de)(de)正常組(zu)裝(zhuang)。重慶(qing)通風管(guan)道偏差小(xiao)的(de)(de)造成在安裝(zhuang)過(guo)程中的(de)(de)不(bu)必(bi)要的(de)(de)修改、打孔;偏差過(guo)大(da)造成返工和浪費。