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冷熱風隔絕門

冷熱風隔絕(jue)門的原(yuan)理介紹及調試步驟:

一、原理介紹(shao)    

 氣動隔絕(jue)門(men)以壓(ya)縮空氣為動力,通(tong)過電磁閥(fa)改變氣缸的進氣方向,推動隔絕(jue)門(men)動作,從而(er)實現控制風道的通(tong)斷。結構圖(tu)見(jian)(jian)下圖(tu)1,氣控原(yuan)(yuan)理圖(tu)見(jian)(jian)下圖(tu)2,電氣原(yuan)(yuan)理圖(tu)見(jian)(jian)下圖(tu)。


二、冷(leng)熱風隔絕門調試(shi)步驟  

 1、外觀檢查  1.1控制柜及附屬設備的銘(ming)牌(pai)應(ying)完(wan)整(zheng)、清晰,并具有產(chan)品名稱、型號規(gui)格(ge)、制造廠的名稱或商標、出廠編號、制造年月等信息。 

 1.2檢查確(que)認所有元件(jian)已正確(que)安(an)裝就位。  

  1.3檢(jian)查行程開(kai)關、繼電器及(ji)電磁閥等應無損(sun)壞,如有應及(ji)時處理(li)。  

 1.4檢(jian)查(cha)并(bing)核對控制柜內空(kong)開容量;繼電器、行程開關接點電壓等(deng)級等(deng)應符合設(she)計(ji)要求。 

 1.5確認氣缸、風(feng)門動作(zuo)過程中不會與其他設備及(ji)腳手(shou)架沖突。

 2、壓縮空氣(qi)檢查調整(zheng) 

 2.1壓縮空(kong)氣(qi)(qi)(qi)(qi)(qi)吹(chui)掃  確認(ren)儀用(yong)空(kong)氣(qi)(qi)(qi)(qi)(qi)母管已通氣(qi)(qi)(qi)(qi)(qi)吹(chui)掃完成,在通氣(qi)(qi)(qi)(qi)(qi)前,先卸(xie)下進氣(qi)(qi)(qi)(qi)(qi)閥(fa)后(hou)(hou)接(jie)(jie)頭,吹(chui)掃2分鐘左右(you),然后(hou)(hou)再將接(jie)(jie)頭復位;拆下氣(qi)(qi)(qi)(qi)(qi)缸(gang)進氣(qi)(qi)(qi)(qi)(qi)接(jie)(jie)頭,打開進氣(qi)(qi)(qi)(qi)(qi)閥(fa)進行(xing)吹(chui)掃,吹(chui)掃完成后(hou)(hou)壓縮空(kong)氣(qi)(qi)(qi)(qi)(qi)中(zhong)應(ying)無油、水等雜質。

 2.2壓(ya)力調整(zheng)(zheng)  根據(ju)電磁閥組及氣(qi)(qi)缸銘牌上(shang)氣(qi)(qi)壓(ya)要求,調整(zheng)(zheng)進氣(qi)(qi)壓(ya)力。

 2.3氣密(mi)性(xing)檢(jian)查  打(da)開進氣閥(fa),對所有閥(fa)門管路進行氣密(mi)性(xing)檢(jian)查;發現漏點及時通知安裝處(chu)理。 

3、絕緣測試  

3.1對電(dian)磁(ci)閥(fa)進行絕緣(yuan)測(ce)試  電(dian)磁(ci)閥(fa)對地絕緣(yuan)電(dian)阻,用500V兆歐表檢查,應不小(xiao)于1MΩ,潮(chao)濕地區應不小(xiao)于0.5 MΩ。 

3.2對(dui)(dui)行程(cheng)開關進行絕緣測試,用500V兆歐表檢查(cha)。同一個開關內部互相隔離的兩接點(dian)之(zhi)間及接點(dian)對(dui)(dui)地絕緣檢查(cha)不小于1MΩ,潮(chao)濕地區不小于0.5MΩ。

 4、控制(zhi)回路(lu)測試  

 4.1回路接(jie)線及(ji)(ji)氣源管路檢(jian)查(cha)  根據隔絕門廠家圖紙及(ji)(ji)設計(ji)圖,檢(jian)查(cha)回路接(jie)線及(ji)(ji)氣源管路連(lian)接(jie),確(que)保正(zheng)確(que)并牢固。

 4.2就地控制測試  

 4.2.1打開(kai)(kai)(kai)進(jin)氣閥,通過電(dian)磁閥手動控制(zhi)實(shi)現隔絕(jue)門的(de)開(kai)(kai)(kai)、關、松開(kai)(kai)(kai)、鎖(suo)緊,并調整行程開(kai)(kai)(kai)關的(de)位置。(這(zhe)里(li)提醒一(yi)下(xia):進(jin)壓(ya)縮(suo)空氣前風門如(ru)果(guo)在(zai)開(kai)(kai)(kai)啟狀(zhuang)態下(xia),一(yi)定要確(que)認(ren)以(yi)下(xia)幾項:

 1、鎖緊(jin)氣缸要(yao)在松(song)開的位置(zhi)。

 2、松開電磁閥在通路(lu)的位置

 ;3、開(kai)門(men)電磁閥在通(tong)路的位置;否(fou)則通(tong)氣會造成設備(bei)的損壞。) 

 4.2.3接通控制電(dian)源(yuan),就地操作開、關(guan)試(shi)驗(yan);驗(yan)證(zheng)開關(guan)位置是否正確(que)、到位,狀態(tai)指(zhi)示是否正確(que)。

  4.2.4隔絕門開(kai)、關回路(lu)動作順序(xu)。

  4.2.4.1切換(huan)至就地控(kong)(kong)制(zhi),按(an)下關(guan)(guan)(guan)門(men)(men)按(an)鈕(niu)SB1,繼(ji)電(dian)(dian)(dian)器KA1動(dong)(dong)作(zuo);關(guan)(guan)(guan)門(men)(men)控(kong)(kong)制(zhi)電(dian)(dian)(dian)磁(ci)閥(fa)1YV得(de)電(dian)(dian)(dian),風(feng)門(men)(men)往關(guan)(guan)(guan)閉方(fang)向(xiang)運(yun)行(xing)(xing);關(guan)(guan)(guan)閉到(dao)(dao)位(wei)后(hou)關(guan)(guan)(guan)門(men)(men)行(xing)(xing)程(cheng)開(kai)(kai)關(guan)(guan)(guan)SQ1動(dong)(dong)作(zuo),鎖緊(jin)控(kong)(kong)制(zhi)電(dian)(dian)(dian)磁(ci)閥(fa)3YV得(de)電(dian)(dian)(dian),氣缸(gang)往鎖緊(jin)方(fang)向(xiang)運(yun)行(xing)(xing);鎖緊(jin)行(xing)(xing)程(cheng)到(dao)(dao)位(wei)后(hou)行(xing)(xing)程(cheng)開(kai)(kai)關(guan)(guan)(guan)SQ3動(dong)(dong)作(zuo);繼(ji)電(dian)(dian)(dian)器KA2得(de)電(dian)(dian)(dian),關(guan)(guan)(guan)門(men)(men)指(zhi)示燈HL2點(dian)亮(liang)、繼(ji)電(dian)(dian)(dian)器KA1失電(dian)(dian)(dian),關(guan)(guan)(guan)門(men)(men)運(yun)行(xing)(xing)結束。  按(an)下開(kai)(kai)門(men)(men)按(an)鈕(niu)SB2,松開(kai)(kai)控(kong)(kong)制(zhi)電(dian)(dian)(dian)磁(ci)閥(fa)4YV得(de)電(dian)(dian)(dian),氣缸(gang)往松開(kai)(kai)方(fang)向(xiang)運(yun)行(xing)(xing);松開(kai)(kai)行(xing)(xing)程(cheng)到(dao)(dao)位(wei)后(hou)松開(kai)(kai)到(dao)(dao)位(wei)行(xing)(xing)程(cheng)開(kai)(kai)關(guan)(guan)(guan)SQ2動(dong)(dong)作(zuo),開(kai)(kai)門(men)(men)控(kong)(kong)制(zhi)電(dian)(dian)(dian)磁(ci)閥(fa)2YV得(de)電(dian)(dian)(dian),風(feng)門(men)(men)往開(kai)(kai)啟方(fang)向(xiang)運(yun)行(xing)(xing);開(kai)(kai)啟到(dao)(dao)位(wei)后(hou)開(kai)(kai)門(men)(men)到(dao)(dao)位(wei)行(xing)(xing)程(cheng)開(kai)(kai)關(guan)(guan)(guan)SQ4動(dong)(dong)作(zuo)繼(ji)電(dian)(dian)(dian)器KA3得(de)電(dian)(dian)(dian)、開(kai)(kai)門(men)(men)控(kong)(kong)制(zhi)電(dian)(dian)(dian)磁(ci)閥(fa)2YV失電(dian)(dian)(dian)、開(kai)(kai)門(men)(men)指(zhi)示燈HL3點(dian)亮(liang),開(kai)(kai)門(men)(men)運(yun)行(xing)(xing)結束。

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