在(zai)進行(xing)隔(ge)(ge)爆燈(deng)具(ju)的(de)(de)(de)(de)結(jie)(jie)構(gou)(gou)設(she)(she)計(ji)(ji)(ji)時(shi)(shi)(shi)，制(zhi)造者往往重點放在(zai)隔(ge)(ge)爆外(wai)(wai)(wai)殼(ke)(ke)(ke)的(de)(de)(de)(de)外(wai)(wai)(wai)形和強度(du)設(she)(she)計(ji)(ji)(ji)上(shang)，卻往往忽略了與外(wai)(wai)(wai)殼(ke)(ke)(ke)構(gou)(gou)成整體(ti)的(de)(de)(de)(de)緊(jin)(jin)固(gu)(gu)(gu)(gu)件(jian)、引入裝置(zhi)、透明件(jian)、懸掛裝置(zhi)、標志等其它器件(jian)的(de)(de)(de)(de)設(she)(she)計(ji)(ji)(ji)。下面(mian)(mian)，根(gen)據《性氣體(ti)環境用(yong)(yong)電氣設(she)(she)備第(di)1部分:隔(ge)(ge)爆型"d"》的(de)(de)(de)(de)要(yao)(yao)求，在(zai)結(jie)(jie)構(gou)(gou)設(she)(she)計(ji)(ji)(ji)方面(mian)(mian)來分析需要(yao)(yao)注(zhu)(zhu)意的(de)(de)(de)(de)一(yi)些問題:外(wai)(wai)(wai)殼(ke)(ke)(ke)緊(jin)(jin)固(gu)(gu)(gu)(gu)件(jian)用(yong)(yong)螺(luo)(luo)栓緊(jin)(jin)固(gu)(gu)(gu)(gu)的(de)(de)(de)(de)的(de)(de)(de)(de)隔(ge)(ge)爆外(wai)(wai)(wai)殼(ke)(ke)(ke)有(you)二(er)種型式:平(ping)(ping)面(mian)(mian)和止(zhi)口(kou)。對于(yu)平(ping)(ping)面(mian)(mian)結(jie)(jie)構(gou)(gou)，螺(luo)(luo)栓不僅起(qi)(qi)緊(jin)(jin)固(gu)(gu)(gu)(gu)作(zuo)(zuo)業(ye)，還(huan)要(yao)(yao)保證平(ping)(ping)面(mian)(mian)間(jian)隙。對于(yu)止(zhi)口(kou)結(jie)(jie)構(gou)(gou)，當隔(ge)(ge)爆面(mian)(mian)只考慮圓筒部分時(shi)(shi)(shi)，螺(luo)(luo)栓只起(qi)(qi)緊(jin)(jin)固(gu)(gu)(gu)(gu)作(zuo)(zuo)用(yong)(yong);當隔(ge)(ge)爆面(mian)(mian)需要(yao)(yao)考慮圓筒加平(ping)(ping)面(mian)(mian)時(shi)(shi)(shi)，螺(luo)(luo)栓不僅起(qi)(qi)緊(jin)(jin)固(gu)(gu)(gu)(gu)作(zuo)(zuo)業(ye)，同時(shi)(shi)(shi)起(qi)(qi)保證平(ping)(ping)面(mian)(mian)部分間(jian)隙作(zuo)(zuo)用(yong)(yong)。當在(zai)外(wai)(wai)(wai)殼(ke)(ke)(ke)上(shang)直(zhi)接攻螺(luo)(luo)紋(wen)(wen)時(shi)(shi)(shi)必(bi)須(xu)注(zhu)(zhu)意:緊(jin)(jin)固(gu)(gu)(gu)(gu)件(jian)螺(luo)(luo)孔(kong)(kong)盡量不要(yao)(yao)穿過隔(ge)(ge)爆外(wai)(wai)(wai)殼(ke)(ke)(ke)，穿過外(wai)(wai)(wai)殼(ke)(ke)(ke)時(shi)(shi)(shi)螺(luo)(luo)孔(kong)(kong)底部應(ying)(ying)留(liu)有(you)3mm以(yi)上(shang)的(de)(de)(de)(de)余(yu)量;在(zai)使用(yong)(yong)鋁合(he)金等輕合(he)金材料作(zuo)(zuo)隔(ge)(ge)爆外(wai)(wai)(wai)殼(ke)(ke)(ke)時(shi)(shi)(shi)，由于(yu)鋁合(he)金強度(du)較低，因此，經常打開(如更(geng)換(huan)光源需要(yao)(yao)打開)的(de)(de)(de)(de)隔(ge)(ge)爆外(wai)(wai)(wai)殼(ke)(ke)(ke)上(shang)使用(yong)(yong)螺(luo)(luo)釘緊(jin)(jin)固(gu)(gu)(gu)(gu)時(shi)(shi)(shi)，不應(ying)(ying)在(zai)鋁合(he)金外(wai)(wai)(wai)殼(ke)(ke)(ke)上(shang)直(zhi)接攻螺(luo)(luo)紋(wen)(wen)，應(ying)(ying)通過預(yu)埋(mai)防松(song)的(de)(de)(de)(de)內外(wai)(wai)(wai)螺(luo)(luo)紋(wen)(wen)鋼(gang)套，來增(zeng)加螺(luo)(luo)孔(kong)(kong)強度(du)，并(bing)防止(zhi)因螺(luo)(luo)紋(wen)(wen)爛牙而(er)失效(xiao);不需要(yao)(yao)用(yong)(yong)戶在(zai)更(geng)換(huan)光源中或維(wei)修(xiu)時(shi)(shi)(shi)打開，且出廠(chang)時(shi)(shi)(shi)已經安裝好的(de)(de)(de)(de)螺(luo)(luo)栓，可以(yi)在(zai)外(wai)(wai)(wai)殼(ke)(ke)(ke)上(shang)直(zhi)接攻緊(jin)(jin)固(gu)(gu)(gu)(gu)螺(luo)(luo)孔(kong)(kong)，但是不能使用(yong)(yong)細牙螺(luo)(luo)紋(wen)(wen)，盡量使用(yong)(yong)粗牙螺(luo)(luo)紋(wen)(wen)，且有(you)足夠的(de)(de)(de)(de)嚙合(he)扣數來滿足緊(jin)(jin)固(gu)(gu)(gu)(gu)吧防爆燈(deng)具(ju)，就選上(shang)海新黎明防爆電器有(you)限(xian)公司，讓(rang)您滿意，歡迎您的(de)(de)(de)(de)來電！天(tian)津工廠(chang)防爆燈(deng)具(ju)

作為(wei)隔爆型(xing)(xing)防(fang)(fang)(fang)爆燈具(ju)(ju)，必(bi)須有(you)(you)一(yi)定(ding)(ding)的(de)(de)(de)(de)透(tou)(tou)(tou)光(guang)部分，目前我國基本(ben)上(shang)由玻(bo)(bo)(bo)(bo)(bo)璃(li)(li)材料(liao)制成(cheng)，固定(ding)(ding)安裝(zhuang)在(zai)隔爆型(xing)(xing)燈具(ju)(ju)的(de)(de)(de)(de)腔體(ti)上(shang)。因(yin)此對(dui)于(yu)隔爆型(xing)(xing)燈具(ju)(ju)的(de)(de)(de)(de)這(zhe)些(xie)玻(bo)(bo)(bo)(bo)(bo)璃(li)(li)透(tou)(tou)(tou)明(ming)(ming)(ming)(ming)件(jian)(jian)(jian)(jian)，不(bu)(bu)(bu)(bu)但要(yao)(yao)(yao)滿(man)足(zu)GB3836．1通(tong)用要(yao)(yao)(yao)求(qiu)(qiu)中(zhong)對(dui)透(tou)(tou)(tou)明(ming)(ming)(ming)(ming)件(jian)(jian)(jian)(jian)的(de)(de)(de)(de)沖(chong)擊試(shi)(shi)驗和(he)熱劇變試(shi)(shi)驗要(yao)(yao)(yao)求(qiu)(qiu)，而且更重(zhong)要(yao)(yao)(yao)的(de)(de)(de)(de)是要(yao)(yao)(yao)經(jing)(jing)得(de)起GB3836．2中(zhong)規(gui)定(ding)(ding)的(de)(de)(de)(de)動態強度(du)(du)試(shi)(shi)驗。這(zhe)就要(yao)(yao)(yao)求(qiu)(qiu)這(zhe)些(xie)玻(bo)(bo)(bo)(bo)(bo)璃(li)(li)透(tou)(tou)(tou)明(ming)(ming)(ming)(ming)件(jian)(jian)(jian)(jian)需要(yao)(yao)(yao)有(you)(you)足(zu)夠(gou)的(de)(de)(de)(de)強度(du)(du)，即必(bi)須有(you)(you)足(zu)夠(gou)的(de)(de)(de)(de)厚度(du)(du)和(he)一(yi)定(ding)(ding)的(de)(de)(de)(de)幾何形(xing)狀(zhuang)分布，經(jing)(jing)過鋼化等工(gong)(gong)藝處理。在(zai)設計定(ding)(ding)型(xing)(xing)玻(bo)(bo)(bo)(bo)(bo)璃(li)(li)透(tou)(tou)(tou)明(ming)(ming)(ming)(ming)件(jian)(jian)(jian)(jian)時，必(bi)須注重(zhong)玻(bo)(bo)(bo)(bo)(bo)璃(li)(li)厚度(du)(du)的(de)(de)(de)(de)合理選擇(ze)和(he)形(xing)狀(zhuang)的(de)(de)(de)(de)確定(ding)(ding)。一(yi)切(qie)以(yi)避免透(tou)(tou)(tou)明(ming)(ming)(ming)(ming)件(jian)(jian)(jian)(jian)成(cheng)品應力(li)不(bu)(bu)(bu)(bu)均勻(yun)為(wei)前提，同時要(yao)(yao)(yao)盡量保(bao)(bao)證不(bu)(bu)(bu)(bu)出現厚度(du)(du)突變現象。玻(bo)(bo)(bo)(bo)(bo)璃(li)(li)的(de)(de)(de)(de)主(zhu)(zhu)要(yao)(yao)(yao)優點是在(zai)高溫、紫(zi)外線輻射(she)以(yi)及長時間的(de)(de)(de)(de)潮濕條件(jian)(jian)(jian)(jian)下能保(bao)(bao)持其物理及透(tou)(tou)(tou)光(guang)性能，表面耐硬質顆粒的(de)(de)(de)(de)擦傷，并(bing)且允許浸在(zai)含水或(huo)(huo)在(zai)有(you)(you)機(ji)物的(de)(de)(de)(de)溶劑(ji)中(zhong)而不(bu)(bu)(bu)(bu)致(zhi)(zhi)產(chan)生(sheng)應力(li)裂紋或(huo)(huo)腐蝕。玻(bo)(bo)(bo)(bo)(bo)璃(li)(li)的(de)(de)(de)(de)主(zhu)(zhu)要(yao)(yao)(yao)缺點是它的(de)(de)(de)(de)脆性及抗拉強度(du)(du)低(di)。為(wei)了彌補這(zhe)些(xie)缺點，在(zai)設計玻(bo)(bo)(bo)(bo)(bo)璃(li)(li)透(tou)(tou)(tou)明(ming)(ming)(ming)(ming)件(jian)(jian)(jian)(jian)與燈體(ti)組裝(zhuang)結構時，通(tong)常在(zai)玻(bo)(bo)(bo)(bo)(bo)璃(li)(li)透(tou)(tou)(tou)明(ming)(ming)(ming)(ming)件(jian)(jian)(jian)(jian)和(he)燈具(ju)(ju)外殼的(de)(de)(de)(de)金屬(shu)零件(jian)(jian)(jian)(jian)之間鑲上(shang)密封墊，防(fang)(fang)(fang)止與外殼金屬(shu)元件(jian)(jian)(jian)(jian)的(de)(de)(de)(de)點接觸，損壞玻(bo)(bo)(bo)(bo)(bo)璃(li)(li)透(tou)(tou)(tou)明(ming)(ming)(ming)(ming)件(jian)(jian)(jian)(jian)。為(wei)防(fang)(fang)(fang)止固體(ti)異物的(de)(de)(de)(de)沖(chong)擊以(yi)致(zhi)(zhi)打碎(sui)玻(bo)(bo)(bo)(bo)(bo)璃(li)(li)透(tou)(tou)(tou)明(ming)(ming)(ming)(ming)件(jian)(jian)(jian)(jian)，目前常用的(de)(de)(de)(de)方法是加(jia)格柵(zha)網罩(zhao)保(bao)(bao)護(hu)。如不(bu)(bu)(bu)(bu)裝(zhuang)格柵(zha)網罩(zhao)，則(ze)玻(bo)(bo)(bo)(bo)(bo)璃(li)(li)透(tou)(tou)(tou)明(ming)(ming)(ming)(ming)件(jian)(jian)(jian)(jian)須通(tong)過GB3836．1規(gui)定(ding)(ding)的(de)(de)(de)(de)高能量沖(chong)擊試(shi)(shi)驗。天(tian)津工(gong)(gong)廠防(fang)(fang)(fang)爆燈具(ju)(ju)上(shang)海新黎(li)明(ming)(ming)(ming)(ming)防(fang)(fang)(fang)爆電器(qi)有(you)(you)限公司致(zhi)(zhi)力(li)于(yu)提供(gong)防(fang)(fang)(fang)爆燈具(ju)(ju)，歡迎(ying)您的(de)(de)(de)(de)來電！

大(da)家都知(zhi)道，在(zai)(zai)性環(huan)境中(zhong)“比較高表面溫(wen)度(du)(du)"是至(zhi)關重(zhong)(zhong)要的(de)(de)(de)(de)(de)因素，它是指(zhi)電氣設備在(zai)(zai)允(yun)許的(de)(de)(de)(de)(de)不利(li)條件下運行時(shi)(shi)，其表面或任(ren)一部分(fen)(fen)(fen)可(ke)(ke)能達到的(de)(de)(de)(de)(de)并有可(ke)(ke)能引(yin)燃周(zhou)圍性氣體環(huan)境的(de)(de)(de)(de)(de)最高溫(wen)度(du)(du)。燈(deng)(deng)(deng)具(ju)(ju)(ju)本身作(zuo)(zuo)為(wei)能快速(su)產(chan)生高溫(wen)高熱的(de)(de)(de)(de)(de)電氣產(chan)品，“比較高表面溫(wen)度(du)(du)"對其來說更是關鍵(jian)。那么檢(jian)驗(yan)(yan)機(ji)構在(zai)(zai)對防(fang)(fang)(fang)(fang)(fang)爆(bao)(bao)(bao)燈(deng)(deng)(deng)具(ju)(ju)(ju)進行試(shi)驗(yan)(yan)時(shi)(shi)，溫(wen)度(du)(du)試(shi)驗(yan)(yan)是重(zhong)(zhong)要的(de)(de)(de)(de)(de)，也是難(nan)操作(zuo)(zuo)的(de)(de)(de)(de)(de)。1防(fang)(fang)(fang)(fang)(fang)爆(bao)(bao)(bao)燈(deng)(deng)(deng)具(ju)(ju)(ju)分(fen)(fen)(fen)類a按(an)光源型式(shi)(shi)分(fen)(fen)(fen)為(wei)：防(fang)(fang)(fang)(fang)(fang)爆(bao)(bao)(bao)白熾燈(deng)(deng)(deng)、防(fang)(fang)(fang)(fang)(fang)爆(bao)(bao)(bao)熒(ying)光燈(deng)(deng)(deng)、防(fang)(fang)(fang)(fang)(fang)爆(bao)(bao)(bao)高壓汞(gong)燈(deng)(deng)(deng)、防(fang)(fang)(fang)(fang)(fang)爆(bao)(bao)(bao)鈉(na)燈(deng)(deng)(deng)、防(fang)(fang)(fang)(fang)(fang)爆(bao)(bao)(bao)金鹵燈(deng)(deng)(deng)、LED防(fang)(fang)(fang)(fang)(fang)爆(bao)(bao)(bao)燈(deng)(deng)(deng)等等;b按(an)安裝(zhuang)型式(shi)(shi)分(fen)(fen)(fen)為(wei)：吸頂(ding)式(shi)(shi)防(fang)(fang)(fang)(fang)(fang)爆(bao)(bao)(bao)燈(deng)(deng)(deng)、吸壁式(shi)(shi)防(fang)(fang)(fang)(fang)(fang)爆(bao)(bao)(bao)燈(deng)(deng)(deng)、吊掛式(shi)(shi)防(fang)(fang)(fang)(fang)(fang)爆(bao)(bao)(bao)燈(deng)(deng)(deng)、嵌(qian)入式(shi)(shi)防(fang)(fang)(fang)(fang)(fang)爆(bao)(bao)(bao)燈(deng)(deng)(deng);c按(an)其用途可(ke)(ke)分(fen)(fen)(fen)為(wei)：防(fang)(fang)(fang)(fang)(fang)爆(bao)(bao)(bao)照明燈(deng)(deng)(deng)、防(fang)(fang)(fang)(fang)(fang)爆(bao)(bao)(bao)投光燈(deng)(deng)(deng)、防(fang)(fang)(fang)(fang)(fang)爆(bao)(bao)(bao)信號燈(deng)(deng)(deng)、防(fang)(fang)(fang)(fang)(fang)爆(bao)(bao)(bao)應急燈(deng)(deng)(deng)、防(fang)(fang)(fang)(fang)(fang)爆(bao)(bao)(bao)移動燈(deng)(deng)(deng);不同的(de)(de)(de)(de)(de)燈(deng)(deng)(deng)具(ju)(ju)(ju)在(zai)(zai)試(shi)驗(yan)(yan)中(zhong)采用的(de)(de)(de)(de)(de)方法也有一些區(qu)別。2防(fang)(fang)(fang)(fang)(fang)爆(bao)(bao)(bao)燈(deng)(deng)(deng)具(ju)(ju)(ju)的(de)(de)(de)(de)(de)溫(wen)度(du)(du)試(shi)驗(yan)(yan)防(fang)(fang)(fang)(fang)(fang)爆(bao)(bao)(bao)燈(deng)(deng)(deng)具(ju)(ju)(ju)在(zai)(zai)進行溫(wen)度(du)(du)試(shi)驗(yan)(yan)時(shi)(shi)應該(gai)注意以下幾點：a燈(deng)(deng)(deng)具(ju)(ju)(ju)的(de)(de)(de)(de)(de)防(fang)(fang)(fang)(fang)(fang)爆(bao)(bao)(bao)型式(shi)(shi);b燈(deng)(deng)(deng)具(ju)(ju)(ju)的(de)(de)(de)(de)(de)安裝(zhuang)方式(shi)(shi)及光源;c光學原理(li)(發光型式(shi)(shi));d溫(wen)度(du)(du)測試(shi)點的(de)(de)(de)(de)(de)選(xuan)擇。

引(yin)(yin)(yin)入(ru)(ru)(ru)方(fang)(fang)式電(dian)(dian)纜和導(dao)線的(de)(de)引(yin)(yin)(yin)入(ru)(ru)(ru)可(ke)以按下述二種(zhong)方(fang)(fang)法(fa)進(jin)行連接(jie):a)間接(jie)引(yin)(yin)(yin)入(ru)(ru)(ru)，用接(jie)線盒或(huo)(huo)(huo)插接(jie)裝(zhuang)置(zhi)連接(jie)的(de)(de)方(fang)(fang)式;b)直接(jie)引(yin)(yin)(yin)入(ru)(ru)(ru)，將(jiang)(jiang)電(dian)(dian)纜和導(dao)線直接(jie)接(jie)入(ru)(ru)(ru)主外(wai)殼的(de)(de)連接(jie)方(fang)(fang)式。值(zhi)得注意的(de)(de)是，密(mi)封(feng)圈老化或(huo)(huo)(huo)壓(ya)不(bu)(bu)緊的(de)(de)情(qing)況下可(ke)以直接(jie)產(chan)生燃燒或(huo)(huo)(huo)傳(chuan)(chuan)爆(bao)。因(yin)此(ci)，在(zai)正常工作時(shi)產(chan)生危(wei)險火花、電(dian)(dian)弧(hu)或(huo)(huo)(huo)危(wei)險溫度且外(wai)殼容(rong)積大于50000px3或(huo)(huo)(huo)《性氣(qi)(qi)體環境用電(dian)(dian)氣(qi)(qi)設(she)備第1部(bu)分:通(tong)用要(yao)求》第4條劃為ⅡC級的(de)(de)防(fang)(fang)(fang)(fang)爆(bao)燈(deng)(deng)具，不(bu)(bu)適合采用彈性密(mi)封(feng)圈壓(ya)緊式直接(jie)引(yin)(yin)(yin)入(ru)(ru)(ru)方(fang)(fang)式。盡管(guan)，《性氣(qi)(qi)體環境用電(dian)(dian)氣(qi)(qi)設(she)備第15部(bu)分:危(wei)險場所電(dian)(dian)氣(qi)(qi)安(an)裝(zhuang)(煤礦(kuang)除外(wai))》對此(ci)作出了規定。通(tong)過引(yin)(yin)(yin)入(ru)(ru)(ru)裝(zhuang)置(zhi)引(yin)(yin)(yin)入(ru)(ru)(ru)到(dao)燈(deng)(deng)具的(de)(de)電(dian)(dian)纜，從安(an)裝(zhuang)到(dao)使用整個過程中，如果有(you)可(ke)能受到(dao)拉(la)力(li)，引(yin)(yin)(yin)入(ru)(ru)(ru)裝(zhuang)置(zhi)的(de)(de)壓(ya)緊螺母上(shang)或(huo)(huo)(huo)靠近引(yin)(yin)(yin)入(ru)(ru)(ru)裝(zhuang)置(zhi)的(de)(de)燈(deng)(deng)具內部(bu)增加(jia)電(dian)(dian)纜防(fang)(fang)(fang)(fang)拔脫壓(ya)板，阻止(zhi)力(li)傳(chuan)(chuan)遞到(dao)接(jie)線端子上(shang)和防(fang)(fang)(fang)(fang)止(zhi)電(dian)(dian)纜可(ke)能產(chan)生的(de)(de)移動，防(fang)(fang)(fang)(fang)止(zhi)電(dian)(dian)氣(qi)(qi)連接(jie)的(de)(de)接(jie)觸不(bu)(bu)良或(huo)(huo)(huo)失效。燈(deng)(deng)具在(zai)設(she)計時(shi)可(ke)能需要(yao)提供一個以上(shang)引(yin)(yin)(yin)入(ru)(ru)(ru)裝(zhuang)置(zhi)，方(fang)(fang)便用戶(hu)不(bu)(bu)同的(de)(de)安(an)裝(zhuang)要(yao)求。出廠時(shi)，應將(jiang)(jiang)全部(bu)的(de)(de)引(yin)(yin)(yin)入(ru)(ru)(ru)裝(zhuang)置(zhi)都安(an)裝(zhuang)好封(feng)堵件，封(feng)堵件的(de)(de)結構必須適合防(fang)(fang)(fang)(fang)爆(bao)型式。上(shang)海新(xin)黎明(ming)防(fang)(fang)(fang)(fang)爆(bao)電(dian)(dian)器有(you)限公司致力(li)于提供防(fang)(fang)(fang)(fang)爆(bao)燈(deng)(deng)具，期(qi)待您的(de)(de)光臨(lin)！

防(fang)(fang)(fang)(fang)爆(bao)(bao)(bao)(bao)燈(deng)(deng)具是指(zhi)用于可燃(ran)性氣(qi)(qi)體(ti)和(he)(he)(he)粉塵(chen)(chen)存在的危(wei)險(xian)場所，能(neng)防(fang)(fang)(fang)(fang)止燈(deng)(deng)內部可能(neng)產生的電(dian)弧、火(huo)花和(he)(he)(he)高(gao)溫引燃(ran)周圍環境里(li)的可燃(ran)性氣(qi)(qi)體(ti)和(he)(he)(he)粉塵(chen)(chen)，從而達到防(fang)(fang)(fang)(fang)爆(bao)(bao)(bao)(bao)要求的燈(deng)(deng)具。主(zhu)要有(you)隔(ge)爆(bao)(bao)(bao)(bao)型(xing)(xing)(xing)(xing)(xing)防(fang)(fang)(fang)(fang)爆(bao)(bao)(bao)(bao)燈(deng)(deng)具、安全型(xing)(xing)(xing)(xing)(xing)防(fang)(fang)(fang)(fang)爆(bao)(bao)(bao)(bao)燈(deng)(deng)具、移動(dong)型(xing)(xing)(xing)(xing)(xing)防(fang)(fang)(fang)(fang)爆(bao)(bao)(bao)(bao)燈(deng)(deng)具等。防(fang)(fang)(fang)(fang)爆(bao)(bao)(bao)(bao)平(ping)臺(tai)燈(deng)(deng)適用于:石化裝置(zhi)、石油(you)(you)平(ping)臺(tai)、加(jia)油(you)(you)站、油(you)(you)泵(beng)房、中轉站等易燃(ran)易爆(bao)(bao)(bao)(bao)場所作照(zhao)明(ming)(ming)。1區、2區性氣(qi)(qi)體(ti)環境。21區、22區可燃(ran)性粉塵(chen)(chen)環境。防(fang)(fang)(fang)(fang)爆(bao)(bao)(bao)(bao)燈(deng)(deng)具的防(fang)(fang)(fang)(fang)爆(bao)(bao)(bao)(bao)類(lei)別、級別與溫度(du)組別見國家標準規定。按(an)防(fang)(fang)(fang)(fang)爆(bao)(bao)(bao)(bao)型(xing)(xing)(xing)(xing)(xing)式分為(wei)(wei)隔(ge)爆(bao)(bao)(bao)(bao)型(xing)(xing)(xing)(xing)(xing)、增安型(xing)(xing)(xing)(xing)(xing)、正壓型(xing)(xing)(xing)(xing)(xing)、無火(huo)花型(xing)(xing)(xing)(xing)(xing)和(he)(he)(he)粉塵(chen)(chen)防(fang)(fang)(fang)(fang)爆(bao)(bao)(bao)(bao)型(xing)(xing)(xing)(xing)(xing)共5種主(zhu)要類(lei)型(xing)(xing)(xing)(xing)(xing)，也可以(yi)由其他防(fang)(fang)(fang)(fang)爆(bao)(bao)(bao)(bao)型(xing)(xing)(xing)(xing)(xing)式和(he)(he)(he)上述(shu)各(ge)種防(fang)(fang)(fang)(fang)爆(bao)(bao)(bao)(bao)型(xing)(xing)(xing)(xing)(xing)式組合(he)形或復合(he)型(xing)(xing)(xing)(xing)(xing)和(he)(he)(he)特殊(shu)型(xing)(xing)(xing)(xing)(xing)。的上海新黎明(ming)(ming)防(fang)(fang)(fang)(fang)爆(bao)(bao)(bao)(bao)電(dian)器有(you)限公司為(wei)(wei)您(nin)提供防(fang)(fang)(fang)(fang)爆(bao)(bao)(bao)(bao)燈(deng)(deng)具，歡迎您(nin)的來電(dian)！江西防(fang)(fang)(fang)(fang)腐防(fang)(fang)(fang)(fang)爆(bao)(bao)(bao)(bao)燈(deng)(deng)具采(cai)購

上海(hai)新黎明防(fang)爆電器有限公司致力(li)于提供(gong)防(fang)爆燈(deng)(deng)具，有需求可以來電防(fang)爆燈(deng)(deng)具！天津工廠防(fang)爆燈(deng)(deng)具

引(yin)入(ru)(ru)方(fang)(fang)式(shi)(shi)(shi)(shi)電(dian)(dian)(dian)纜(lan)和導(dao)(dao)線(xian)的(de)(de)引(yin)入(ru)(ru)可以(yi)按下述二種方(fang)(fang)法進行連(lian)(lian)接(jie)(jie)(jie)(jie):a)間接(jie)(jie)(jie)(jie)引(yin)入(ru)(ru)，用(yong)接(jie)(jie)(jie)(jie)線(xian)盒或(huo)插接(jie)(jie)(jie)(jie)裝(zhuang)置連(lian)(lian)接(jie)(jie)(jie)(jie)的(de)(de)方(fang)(fang)式(shi)(shi)(shi)(shi);b)直(zhi)(zhi)接(jie)(jie)(jie)(jie)引(yin)入(ru)(ru)，將(jiang)(jiang)電(dian)(dian)(dian)纜(lan)和導(dao)(dao)線(xian)直(zhi)(zhi)接(jie)(jie)(jie)(jie)接(jie)(jie)(jie)(jie)入(ru)(ru)主外殼的(de)(de)連(lian)(lian)接(jie)(jie)(jie)(jie)方(fang)(fang)式(shi)(shi)(shi)(shi)。值得注(zhu)意的(de)(de)是，密封(feng)圈老(lao)化(hua)或(huo)壓不緊(jin)的(de)(de)情況下可以(yi)直(zhi)(zhi)接(jie)(jie)(jie)(jie)產生(sheng)燃燒或(huo)傳(chuan)爆(bao)(bao)。因此，在(zai)正常工作時(shi)(shi)產生(sheng)危險火花、電(dian)(dian)(dian)弧或(huo)危險溫度且外殼容積(ji)大于50000px3或(huo)《性(xing)氣(qi)體(ti)環境(jing)用(yong)電(dian)(dian)(dian)氣(qi)設備(bei)第1部分(fen):通用(yong)要(yao)求》第4條(tiao)劃為(wei)ⅡC級的(de)(de)防(fang)爆(bao)(bao)燈具，不適合(he)采用(yong)彈(dan)性(xing)密封(feng)圈壓緊(jin)式(shi)(shi)(shi)(shi)直(zhi)(zhi)接(jie)(jie)(jie)(jie)引(yin)入(ru)(ru)方(fang)(fang)式(shi)(shi)(shi)(shi)。盡管，《性(xing)氣(qi)體(ti)環境(jing)用(yong)電(dian)(dian)(dian)氣(qi)設備(bei)第15部分(fen):危險場所(suo)電(dian)(dian)(dian)氣(qi)安(an)(an)裝(zhuang)(煤礦除(chu)外)》對此作出(chu)了規(gui)定。通過(guo)引(yin)入(ru)(ru)裝(zhuang)置引(yin)入(ru)(ru)到燈具的(de)(de)電(dian)(dian)(dian)纜(lan)，從安(an)(an)裝(zhuang)到使用(yong)整(zheng)個(ge)過(guo)程(cheng)中，如果有(you)可能受到拉力，引(yin)入(ru)(ru)裝(zhuang)置的(de)(de)壓緊(jin)螺(luo)母上(shang)或(huo)靠近引(yin)入(ru)(ru)裝(zhuang)置的(de)(de)燈具內部增(zeng)加電(dian)(dian)(dian)纜(lan)防(fang)拔(ba)脫壓板，阻止(zhi)力傳(chuan)遞到接(jie)(jie)(jie)(jie)線(xian)端子上(shang)和防(fang)止(zhi)電(dian)(dian)(dian)纜(lan)可能產生(sheng)的(de)(de)移動，防(fang)止(zhi)電(dian)(dian)(dian)氣(qi)連(lian)(lian)接(jie)(jie)(jie)(jie)的(de)(de)接(jie)(jie)(jie)(jie)觸不良或(huo)失(shi)效。燈具在(zai)設計時(shi)(shi)可能需要(yao)提供一(yi)個(ge)以(yi)上(shang)引(yin)入(ru)(ru)裝(zhuang)置，方(fang)(fang)便(bian)用(yong)戶不同的(de)(de)安(an)(an)裝(zhuang)要(yao)求。出(chu)廠時(shi)(shi)，應將(jiang)(jiang)全部的(de)(de)引(yin)入(ru)(ru)裝(zhuang)置都安(an)(an)裝(zhuang)好封(feng)堵件(jian)，封(feng)堵件(jian)的(de)(de)結構(gou)必須(xu)適合(he)防(fang)爆(bao)(bao)型式(shi)(shi)(shi)(shi)。或(huo)者，安(an)(an)裝(zhuang)一(yi)個(ge)引(yin)入(ru)(ru)裝(zhuang)置，將(jiang)(jiang)其(qi)余(引(yin)入(ru)(ru)裝(zhuang)置拆除(chu)后的(de)(de))孔用(yong)適合(he)防(fang)爆(bao)(bao)型式(shi)(shi)(shi)(shi)的(de)(de)悶頭代(dai)替。天津(jin)工廠防(fang)爆(bao)(bao)燈具

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