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大型木工機加車間需要根據行業特點來選擇除塵(chen)(chen)設備,進(jin)而提升生產車間(jian)(jian)內部環(huan)境空氣質量。今(jin)天國(guo)昌(chang)環(huan)保就來談(tan)談(tan)木工(gong)機加車間(jian)(jian)粉塵(chen)(chen)治理方案。

布袋除塵器以其除塵效率高、性能穩定、性價比高等特點,受到家具制造企業的青睞,因此選擇布袋除塵器來治理木工機加車間粉塵是較為合適的。布袋除塵器主要由除塵(chen)器主體、除塵(chen)風機(ji)(ji)、配套(tao)除塵(chen)管道及其附屬配件(jian)組成,利用布袋的(de)過濾(lv)特性,濾(lv)除掉木工機(ji)(ji)加車(che)(che)間(jian)包(bao)括鋸、鉆(zhan)、刨、銑、砂等多工序,復雜工況下產生的(de)塵(chen)屑顆粒物,實現凈化車(che)(che)間(jian)內部環(huan)境空氣的(de)目的(de)。
布(bu)(bu)袋除(chu)(chu)塵(chen)(chen)(chen)(chen)(chen)(chen)器(qi)(qi)運行過(guo)(guo)(guo)程中,除(chu)(chu)塵(chen)(chen)(chen)(chen)(chen)(chen)風機高速運轉,使除(chu)(chu)塵(chen)(chen)(chen)(chen)(chen)(chen)器(qi)(qi)主體(ti)及(ji)除(chu)(chu)塵(chen)(chen)(chen)(chen)(chen)(chen)管(guan)道(dao)內(nei)部形(xing)(xing)成空氣(qi)(qi)(qi)負(fu)壓(ya)(ya)狀態,車間(jian)內(nei)各木(mu)工設備正常運轉產生的(de)(de)(de)(de)(de)(de)木(mu)屑(xie)(xie)(xie)、粉塵(chen)(chen)(chen)(chen)(chen)(chen)受(shou)(shou)(shou)空氣(qi)(qi)(qi)負(fu)壓(ya)(ya)的(de)(de)(de)(de)(de)(de)作(zuo)(zuo)(zuo)用(yong)(yong),迅速進人各支線除(chu)(chu)塵(chen)(chen)(chen)(chen)(chen)(chen)管(guan)道(dao),并(bing)在(zai)大(da)(da)孔徑主除(chu)(chu)塵(chen)(chen)(chen)(chen)(chen)(chen)管(guan)道(dao)中匯集(ji)。其(qi)(qi)中,體(ti)積(ji)和自重(zhong)(zhong)較大(da)(da)的(de)(de)(de)(de)(de)(de)木(mu)屑(xie)(xie)(xie)在(zai)主管(guan)道(dao)流動(dong)(dong)過(guo)(guo)(guo)程中,逐漸沉降(jiang)(jiang),其(qi)(qi)余體(ti)積(ji)偏(pian)(pian)小、重(zhong)(zhong)量(liang)偏(pian)(pian)輕的(de)(de)(de)(de)(de)(de)塵(chen)(chen)(chen)(chen)(chen)(chen)屑(xie)(xie)(xie)顆(ke)(ke)(ke)粒隨空氣(qi)(qi)(qi)繼續通(tong)往除(chu)(chu)塵(chen)(chen)(chen)(chen)(chen)(chen)器(qi)(qi)主體(ti)。通(tong)過(guo)(guo)(guo)改(gai)變除(chu)(chu)塵(chen)(chen)(chen)(chen)(chen)(chen)管(guan)道(dao)的(de)(de)(de)(de)(de)(de)內(nei)孔徑,影響管(guan)道(dao)內(nei)空氣(qi)(qi)(qi)壓(ya)(ya)力(li)的(de)(de)(de)(de)(de)(de)變化,利用(yong)(yong)重(zhong)(zhong)力(li)作(zuo)(zuo)(zuo)用(yong)(yong)分離(li)(li)(li)混合氣(qi)(qi)(qi)體(ti)中大(da)(da)顆(ke)(ke)(ke)粒木(mu)屑(xie)(xie)(xie),形(xing)(xing)成布(bu)(bu)袋除(chu)(chu)塵(chen)(chen)(chen)(chen)(chen)(chen)器(qi)(qi)的(de)(de)(de)(de)(de)(de)一級(ji)沉降(jiang)(jiang)過(guo)(guo)(guo)濾。沉降(jiang)(jiang)下來的(de)(de)(de)(de)(de)(de)大(da)(da)顆(ke)(ke)(ke)粒木(mu)屑(xie)(xie)(xie),由(you)PLC可編程控(kong)制(zhi)器(qi)(qi)自動(dong)(dong)控(kong)制(zhi)即管(guan)道(dao)內(nei)部的(de)(de)(de)(de)(de)(de)刮板裝置(zhi)進行收集(ji),并(bing)轉移至卸料倉。進入除(chu)(chu)塵(chen)(chen)(chen)(chen)(chen)(chen)器(qi)(qi)主體(ti)的(de)(de)(de)(de)(de)(de)含(han)塵(chen)(chen)(chen)(chen)(chen)(chen)空氣(qi)(qi)(qi),在(zai)除(chu)(chu)塵(chen)(chen)(chen)(chen)(chen)(chen)室(shi)(shi)內(nei)與布(bu)(bu)袋表面接觸,較大(da)(da)的(de)(de)(de)(de)(de)(de)木(mu)屑(xie)(xie)(xie)顆(ke)(ke)(ke)粒在(zai)進入除(chu)(chu)塵(chen)(chen)(chen)(chen)(chen)(chen)室(shi)(shi)入口(kou)后,受(shou)(shou)(shou)重(zhong)(zhong)力(li)作(zuo)(zuo)(zuo)用(yong)(yong)及(ji)空氣(qi)(qi)(qi)壓(ya)(ya)力(li)的(de)(de)(de)(de)(de)(de)影響,隨即沉降(jiang)(jiang)在(zai)除(chu)(chu)塵(chen)(chen)(chen)(chen)(chen)(chen)室(shi)(shi)底(di)部,形(xing)(xing)成第二(er)級(ji)沉降(jiang)(jiang)過(guo)(guo)(guo)濾;細小的(de)(de)(de)(de)(de)(de)粉塵(chen)(chen)(chen)(chen)(chen)(chen)顆(ke)(ke)(ke)粒隨空氣(qi)(qi)(qi)繼續向上運動(dong)(dong),與懸掛在(zai)除(chu)(chu)塵(chen)(chen)(chen)(chen)(chen)(chen)室(shi)(shi)頂部的(de)(de)(de)(de)(de)(de)布(bu)(bu)袋接觸,經布(bu)(bu)袋過(guo)(guo)(guo)濾附著在(zai)布(bu)(bu)袋外(wai)表面,潔凈空氣(qi)(qi)(qi)進入布(bu)(bu)袋內(nei),由(you)凈氣(qi)(qi)(qi)室(shi)(shi)排(pai)出(chu),形(xing)(xing)成第三級(ji)阻隔過(guo)(guo)(guo)濾。隨著布(bu)(bu)袋持續過(guo)(guo)(guo)濾,附著其(qi)(qi)外(wai)表面的(de)(de)(de)(de)(de)(de)粉塵(chen)(chen)(chen)(chen)(chen)(chen)顆(ke)(ke)(ke)粒不斷積(ji)聚,并(bing)粘(zhan)結在(zai)一起,形(xing)(xing)成較大(da)(da)粉塵(chen)(chen)(chen)(chen)(chen)(chen)團(tuan),受(shou)(shou)(shou)重(zhong)(zhong)力(li)作(zuo)(zuo)(zuo)用(yong)(yong)逐漸脫離(li)(li)(li)布(bu)(bu)袋,沉降(jiang)(jiang)在(zai)除(chu)(chu)塵(chen)(chen)(chen)(chen)(chen)(chen)室(shi)(shi)底(di)部;同(tong)時,在(zai)含(han)塵(chen)(chen)(chen)(chen)(chen)(chen)氣(qi)(qi)(qi)體(ti)不斷沖擊布(bu)(bu)袋的(de)(de)(de)(de)(de)(de)過(guo)(guo)(guo)程中,布(bu)(bu)袋內(nei)起支撐作(zuo)(zuo)(zuo)用(yong)(yong)的(de)(de)(de)(de)(de)(de)螺旋彈簧支架發生顫(zhan)動(dong)(dong),附著在(zai)布(bu)(bu)袋外(wai)表面的(de)(de)(de)(de)(de)(de)粉塵(chen)(chen)(chen)(chen)(chen)(chen)被(bei)動(dong)(dong)脫離(li)(li)(li),受(shou)(shou)(shou)重(zhong)(zhong)力(li)作(zuo)(zuo)(zuo)用(yong)(yong)向下沉降(jiang)(jiang)。通(tong)過(guo)(guo)(guo)三級(ji)過(guo)(guo)(guo)濾,木(mu)屑(xie)(xie)(xie)粉塵(chen)(chen)(chen)(chen)(chen)(chen)被(bei)逐級(ji)分離(li)(li)(li)、集(ji)中收集(ji),車間(jian)內(nei)環(huan)境空氣(qi)(qi)(qi)質(zhi)量(liang)得到明顯改(gai)善。
過濾系統(tong)(tong)(tong)(tong)(tong)停止運(yun)行(xing)(xing)(xing)(xing)(xing)(xing)后,塵(chen)(chen)(chen)屑(xie)(xie)(xie)(xie)清(qing)理、收(shou)集(ji)(ji)系統(tong)(tong)(tong)(tong)(tong)繼續運(yun)行(xing)(xing)(xing)(xing)(xing)(xing),主除(chu)塵(chen)(chen)(chen)管(guan)道內(nei)底部的(de)(de)(de)(de)刮板(ban)裝置周期(qi)(qi)性循環工作(zuo),收(shou)集(ji)(ji)大顆粒木(mu)屑(xie)(xie)(xie)(xie),配合(he)(he)封閉式卸(xie)(xie)(xie)料(liao)(liao)絞龍(long),將木(mu)屑(xie)(xie)(xie)(xie)顆粒轉移(yi)(yi)(yi)至(zhi)卸(xie)(xie)(xie)料(liao)(liao)倉;除(chu)塵(chen)(chen)(chen)室(shi)箱體(ti)內(nei)沉(chen)降(jiang)下來的(de)(de)(de)(de)木(mu)屑(xie)(xie)(xie)(xie)粉塵(chen)(chen)(chen),由(you)底部絞龍(long)同軸正反(fan)螺(luo)旋(xuan)葉(xie)片將沉(chen)降(jiang)在(zai)(zai)兩側(ce)的(de)(de)(de)(de)塵(chen)(chen)(chen)屑(xie)(xie)(xie)(xie)向中(zhong)心卸(xie)(xie)(xie)料(liao)(liao)口(kou)(kou)收(shou)集(ji)(ji),并與刮板(ban)式卸(xie)(xie)(xie)料(liao)(liao)裝置配合(he)(he),轉移(yi)(yi)(yi)至(zhi)卸(xie)(xie)(xie)料(liao)(liao)倉;凈氣(qi)(qi)(qi)室(shi)內(nei)脈(mo)沖(chong)(chong)(chong)噴吹裝置在(zai)(zai)PLC控(kong)制(zhi)下,周期(qi)(qi)性循環工作(zuo),對布(bu)(bu)袋(dai)進行(xing)(xing)(xing)(xing)(xing)(xing)反(fan)沖(chong)(chong)(chong)噴吹清(qing)灰(hui)。噴吹清(qing)灰(hui)裝置安裝在(zai)(zai)凈氣(qi)(qi)(qi)室(shi)內(nei),由(you)可移(yi)(yi)(yi)動(dong)(dong)(dong)式跑車(che)(che)、氣(qi)(qi)(qi)動(dong)(dong)(dong)電磁(ci)閥(fa)、儲氣(qi)(qi)(qi)罐、固(gu)定(ding)(ding)軌(gui)道、文(wen)丘(qiu)里管(guan)及(ji)配套電氣(qi)(qi)(qi)控(kong)制(zhi)系統(tong)(tong)(tong)(tong)(tong)組成,跑車(che)(che)拖動(dong)(dong)(dong)儲氣(qi)(qi)(qi)罐在(zai)(zai)規(gui)則排列的(de)(de)(de)(de)布(bu)(bu)袋(dai)口(kou)(kou)上方(fang)逐行(xing)(xing)(xing)(xing)(xing)(xing)定(ding)(ding)位移(yi)(yi)(yi)動(dong)(dong)(dong),跑車(che)(che)移(yi)(yi)(yi)動(dong)(dong)(dong)到布(bu)(bu)袋(dai)口(kou)(kou)上方(fang)位置時,電磁(ci)閥(fa)受脈(mo)沖(chong)(chong)(chong)控(kong)制(zhi)儀(yi)控(kong)制(zhi),由(you)常閉狀態瞬間(jian)開啟(qi),壓縮空氣(qi)(qi)(qi)被釋放,通過文(wen)丘(qiu)里管(guan)對布(bu)(bu)袋(dai)反(fan)向噴吹,氣(qi)(qi)(qi)流沖(chong)(chong)(chong)擊布(bu)(bu)袋(dai)內(nei)表(biao)面的(de)(de)(de)(de)同時,布(bu)(bu)袋(dai)腔體(ti)迅速膨脹,附(fu)著(zhu)在(zai)(zai)外表(biao)面的(de)(de)(de)(de)粉塵(chen)(chen)(chen)被動(dong)(dong)(dong)脫離,沉(chen)降(jiang)在(zai)(zai)除(chu)塵(chen)(chen)(chen)室(shi)底部,被收(shou)集(ji)(ji)至(zhi)卸(xie)(xie)(xie)料(liao)(liao)倉。塵(chen)(chen)(chen)屑(xie)(xie)(xie)(xie)清(qing)理、收(shou)集(ji)(ji)系統(tong)(tong)(tong)(tong)(tong)有效保障除(chu)塵(chen)(chen)(chen)器(qi)的(de)(de)(de)(de)持續、穩定(ding)(ding)運(yun)行(xing)(xing)(xing)(xing)(xing)(xing)。除(chu)此(ci)之外,除(chu)塵(chen)(chen)(chen)風(feng)(feng)機(ji)(ji)作(zuo)為布(bu)(bu)袋(dai)除(chu)塵(chen)(chen)(chen)器(qi)的(de)(de)(de)(de)重要(yao)(yao)組成部分,在(zai)(zai)系統(tong)(tong)(tong)(tong)(tong)運(yun)行(xing)(xing)(xing)(xing)(xing)(xing)中(zhong)也發揮著(zhu)重要(yao)(yao)作(zuo)用(yong)。結合(he)(he)木(mu)工機(ji)(ji)加車(che)(che)間(jian)的(de)(de)(de)(de)復雜工況(kuang),除(chu)塵(chen)(chen)(chen)系統(tong)(tong)(tong)(tong)(tong)采用(yong)負壓除(chu)塵(chen)(chen)(chen)方(fang)式運(yun)行(xing)(xing)(xing)(xing)(xing)(xing),風(feng)(feng)機(ji)(ji)配置在(zai)(zai)除(chu)塵(chen)(chen)(chen)器(qi)主體(ti)后端,潔凈空氣(qi)(qi)(qi)從凈氣(qi)(qi)(qi)室(shi)排出后,經除(chu)塵(chen)(chen)(chen)風(feng)(feng)機(ji)(ji)及(ji)隔噪、消(xiao)聲器(qi)重新回到車(che)(che)間(jian)內(nei)部,避免周圍環境變化對車(che)(che)間(jian)內(nei)部的(de)(de)(de)(de)影(ying)響。風(feng)(feng)機(ji)(ji)運(yun)行(xing)(xing)(xing)(xing)(xing)(xing)全過程受變頻器(qi)控(kong)制(zhi),根據(ju)支線(xian)除(chu)塵(chen)(chen)(chen)管(guan)道末端氣(qi)(qi)(qi)動(dong)(dong)(dong)插(cha)板(ban)裝置開啟(qi)數(shu)量及(ji)管(guan)道內(nei)壓力傳(chuan)感(gan)器(qi)的(de)(de)(de)(de)傳(chuan)輸信(xin)號,風(feng)(feng)機(ji)(ji)轉數(shu)實(shi)時變化,保持設備節能低耗(hao)運(yun)行(xing)(xing)(xing)(xing)(xing)(xing),提高設備運(yun)行(xing)(xing)(xing)(xing)(xing)(xing)的(de)(de)(de)(de)經濟性。
除(chu)(chu)塵(chen)器(qi)除(chu)(chu)塵(chen)系(xi)統(tong)有良好(hao)的(de)密(mi)封性,內(nei)部運(yun)行環(huan)境相對(dui)封閉,系(xi)統(tong)安全(quan)性成為除(chu)(chu)塵(chen)器(qi)應用的(de)重要前提(ti)。根據木屑粉塵(chen)遇(yu)明火(huo)(huo)易燃的(de)特(te)點,除(chu)(chu)塵(chen)器(qi)配置有消(xiao)防(fang)預(yu)(yu)警(jing)、噴淋系(xi)統(tong)。在(zai)除(chu)(chu)塵(chen)管道內(nei)部分(fen)布(bu)(bu)著(zhu)高靈敏度的(de)火(huo)(huo)花探測器(qi),實時探測可能(neng)出現的(de)任(ren)何(he)火(huo)(huo)情,而且消(xiao)防(fang)預(yu)(yu)警(jing)系(xi)統(tong)與噴淋系(xi)統(tong)、除(chu)(chu)塵(chen)器(qi)控制系(xi)統(tong)聯(lian)動,探測器(qi)發出警(jing)報(bao)后,除(chu)(chu)塵(chen)器(qi)立(li)即停止運(yun)行,緊急制動,噴淋系(xi)統(tong)開始在(zai)警(jing)報(bao)區(qu)域噴淋阻燃劑,迅速消(xiao)除(chu)(chu)火(huo)(huo)情,防(fang)止危險(xian)發生。此外(wai),在(zai)生產(chan)車間內(nei)部的(de)除(chu)(chu)塵(chen)管道及戶(hu)外(wai)運(yun)行的(de)除(chu)(chu)塵(chen)器(qi)主體(ti)箱(xiang)體(ti)上,布(bu)(bu)置有泄爆口,一(yi)旦發生爆炸危險(xian),爆炸能(neng)量可以朝(chao)著(zhu)預(yu)(yu)定的(de)方向(xiang)釋放,迅速泄壓,大(da)程度地保(bao)障人員及設(she)施安全(quan)。
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