一、防靜電服的原理和作用
在一些特殊場合,比如石油工業、化學工業、礦治工業,如果不穿戴防靜電服的話,可能會因為產生靜電而發生火災、爆炸等事故,對工人造成傷害,為了屏蔽人體產生的靜電,減輕甚至消除靜電給人們帶來的危害避免發生意外,就有了防靜電服的(de)發(fa)明,那(nei)么(me)防靜(jing)電(dian)服(fu)是什(shen)(shen)么(me)原理(li)呢?防靜(jing)電(dian)服(fu)有什(shen)(shen)么(me)作(zuo)用?
1、防靜電服的原理
防(fang)靜電(dian)(dian)(dian)(dian)(dian)服一(yi)般是合成(cheng)(cheng)纖(xian)(xian)維(wei)織物(wu)制成(cheng)(cheng)的(de)(de),里(li)面嵌織著導(dao)電(dian)(dian)(dian)(dian)(dian)絲,利用金屬(shu)纖(xian)(xian)維(wei)、亞導(dao)電(dian)(dian)(dian)(dian)(dian)纖(xian)(xian)維(wei)或防(fang)靜電(dian)(dian)(dian)(dian)(dian)合成(cheng)(cheng)纖(xian)(xian)維(wei)的(de)(de)電(dian)(dian)(dian)(dian)(dian)暈放電(dian)(dian)(dian)(dian)(dian)與泄漏放電(dian)(dian)(dian)(dian)(dian)機理,消除衣服及人體帶電(dian)(dian)(dian)(dian)(dian)。當接地(di)(di)時,織物(wu)上的(de)(de)靜電(dian)(dian)(dian)(dian)(dian)會因導(dao)電(dian)(dian)(dian)(dian)(dian)纖(xian)(xian)維(wei)的(de)(de)電(dian)(dian)(dian)(dian)(dian)暈放電(dian)(dian)(dian)(dian)(dian)被(bei)中和,還會經由導(dao)電(dian)(dian)(dian)(dian)(dian)纖(xian)(xian)維(wei)向(xiang)大(da)地(di)(di)泄放;不接地(di)(di)時,主要借助(zhu)于(yu)導(dao)電(dian)(dian)(dian)(dian)(dian)纖(xian)(xian)維(wei)的(de)(de)微弱電(dian)(dian)(dian)(dian)(dian)暈放電(dian)(dian)(dian)(dian)(dian)而(er)消電(dian)(dian)(dian)(dian)(dian)。
2、防靜電服的作用
(1)防靜(jing)電(dian)(dian)(dian):釋放人(ren)體(ti)靜(jing)電(dian)(dian)(dian),抑制(zhi)人(ren)體(ti)及服裝靜(jing)電(dian)(dian)(dian),消除或減(jian)小靜(jing)電(dian)(dian)(dian)放電(dian)(dian)(dian)危害。
(2)防塵:防靜電(dian)服(fu)是在(zai)潔凈室內穿著,因此要求面料不能成(cheng)為潔凈室中(zhong)的(de)發塵源,在(zai)制作成(cheng)衣過程中(zhong)采用專用的(de)包縫機械(xie),有效減少微(wei)粒(li)的(de)產(chan)生,能減少微(wei)塵和避免污染環境。
(3)阻燃:防(fang)(fang)(fang)靜電(dian)工(gong)(gong)作(zuo)服(fu)用(yong)于火災(zai)爆炸場所,所以通常應選擇同時具(ju)有阻燃性能(neng)的防(fang)(fang)(fang)靜電(dian)工(gong)(gong)作(zuo)服(fu),為勞(lao)動(dong)者(zhe)提(ti)供(gong)更(geng)加可靠(kao)的防(fang)(fang)(fang)護。在一(yi)些特殊場合,如加油站使用(yong)的防(fang)(fang)(fang)靜電(dian)服(fu)還有防(fang)(fang)(fang)油作(zuo)用(yong)。
二、防靜電工作服穿戴注意事項
防靜(jing)電工作服作為(wei)一(yi)種勞保服,主要在(zai)一(yi)些有危險性場合穿戴,穿戴時為(wei)了(le)確保安全(quan),避免發生事故(gu),需要注意以下事項:
1、根據不同場所的(de)(de)不同加工對象的(de)(de)靜電(dian)敏(min)感度(du),選用不同等級的(de)(de)防靜電(dian)布料和防靜電(dian)工作服。
2、禁(jin)止(zhi)在(zai)防靜電工作服上(shang)附加或佩帶任(ren)何金(jin)屬(shu)物件。
3、防(fang)靜電工作(zuo)服的穿(chuan)脫(tuo)應(ying)在指(zhi)定的更衣室進行,在操作(zuo)靜電敏感(gan)產品的現場不允許(xu)穿(chuan)戴或脫(tuo)下防(fang)靜電工作(zuo)服。
4、防靜電服在穿用前應(ying)隨機地(di)選(xuan)出數件檢(jian)測(ce)帶(dai)電量,穿用一定時(shi)期后或穿用者脫衣時(shi)有電擊感(gan)時(shi)要進行復測(ce)。
5、穿戴(dai)防(fang)靜電工作服(fu)時,工作服(fu)的(de)鈕扣應(ying)全部扣上,盡量不使其(qi)處(chu)于接近脫衣(yi)的(de)狀態。
6、防靜電工作服可以洗滌,洗滌應(ying)盡(jin)量采(cai)用簡易方法進(jin)行,機洗、手洗均可,水溫(wen)在(zai)30-600℃,應(ying)避(bi)免使工作(zuo)服受到較(jiao)強的機械和化(hua)學操作(zuo)的洗滌,浸泡時(shi)間(jian)不宜超過(guo)3h。
7、穿(chuan)用防靜電(dian)(dian)工作服應與防靜電(dian)(dian)鞋配套穿(chuan)用。
8、防(fang)靜電(dian)工作(zuo)服必須嚴格按照勞保用(yong)品使用(yong)周期(qi)進行更換,以免其防(fang)靜電(dian)的功能(neng)經多次洗滌后減(jian)弱,不能(neng)滿足要求。