一、氣動閥門是什么氣動元件
氣動(dong)(dong)閥(fa)(fa)門(men)就是借(jie)助壓(ya)縮空(kong)氣驅動(dong)(dong)的閥(fa)(fa)門(men),是一種常見(jian)的氣動(dong)(dong)元件(jian),依靠壓(ya)縮氣體來驅動(dong)(dong)實際(ji)操(cao)作(zuo)閥(fa)(fa)門(men),其(qi)開閉速率相對性比較快(kuai),主要用(yong)(yong)(yong)于迅速二位斷開應用(yong)(yong)(yong),也可(ke)以用(yong)(yong)(yong)于調節閥(fa)(fa)門(men)應用(yong)(yong)(yong)。
氣(qi)動閥門由于依靠壓縮氣(qi)體工作,因此在(zai)易燃易爆(bao)物品的(de)場(chang)所中應用廣泛,可用于控(kong)制空(kong)氣(qi)、水、蒸(zheng)汽(qi)、各種腐蝕性介質、泥漿(jiang)、油品、液態金(jin)屬和放射性介質等各種類型(xing)流體的(de)流動。
二、氣動閥門是什么材質的
氣動閥門由閥體(ti)、閥桿、螺母、密封面等部分組成(cheng),不同部分材質有(you)所不同:
1、閥(fa)體材質,以球墨鑄(zhu)鐵為主。
2、閥(fa)桿(gan)(gan)材質(zhi),主(zhu)要(yao)是不(bu)銹鋼(gang)閥(fa)桿(gan)(gan)(2CR13),大口徑閥(fa)門也應是不(bu)銹鋼(gang)嵌(qian)包的閥(fa)桿(gan)(gan)。
3、螺母材質(zhi),采用(yong)鑄鋁(lv)黃(huang)銅或(huo)鑄鋁(lv)青銅,且硬度(du)(du)與強(qiang)度(du)(du)均大于閥桿。
4、閥桿襯(chen)套材質,其(qi)硬度與(yu)強度均應不大于閥桿,且(qie)在水浸泡(pao)狀況下與(yu)閥桿、閥體不形成電化學腐蝕。
5、密封面(mian)的材質(zhi),根據氣(qi)動閥門種類不同,有(you)銅(tong)、橡膠等多(duo)種。
三、氣動閥門種類有哪些
氣動閥門作為常見的氣動元件,其種類眾多,一般主要有(you)以下幾大類型:
1、氣動球閥
包括氣(qi)(qi)(qi)(qi)(qi)動(dong)(dong)(dong)螺紋一(yi)片(pian)(pian)式(shi)球(qiu)(qiu)(qiu)(qiu)(qiu)閥(fa)(fa)(fa),氣(qi)(qi)(qi)(qi)(qi)動(dong)(dong)(dong)兩片(pian)(pian)式(shi)球(qiu)(qiu)(qiu)(qiu)(qiu)閥(fa)(fa)(fa),氣(qi)(qi)(qi)(qi)(qi)動(dong)(dong)(dong)三片(pian)(pian)式(shi)球(qiu)(qiu)(qiu)(qiu)(qiu)閥(fa)(fa)(fa),氣(qi)(qi)(qi)(qi)(qi)動(dong)(dong)(dong)焊接高(gao)壓(ya)球(qiu)(qiu)(qiu)(qiu)(qiu)閥(fa)(fa)(fa),氣(qi)(qi)(qi)(qi)(qi)動(dong)(dong)(dong)O型切(qie)斷球(qiu)(qiu)(qiu)(qiu)(qiu)閥(fa)(fa)(fa),氣(qi)(qi)(qi)(qi)(qi)動(dong)(dong)(dong)不銹(xiu)鋼切(qie)斷球(qiu)(qiu)(qiu)(qiu)(qiu)閥(fa)(fa)(fa),氣(qi)(qi)(qi)(qi)(qi)動(dong)(dong)(dong)三通(tong)球(qiu)(qiu)(qiu)(qiu)(qiu)閥(fa)(fa)(fa),氣(qi)(qi)(qi)(qi)(qi)動(dong)(dong)(dong)美(mei)標(biao)球(qiu)(qiu)(qiu)(qiu)(qiu)閥(fa)(fa)(fa),氣(qi)(qi)(qi)(qi)(qi)動(dong)(dong)(dong)V型調節(jie)球(qiu)(qiu)(qiu)(qiu)(qiu)閥(fa)(fa)(fa),氣(qi)(qi)(qi)(qi)(qi)動(dong)(dong)(dong)防爆球(qiu)(qiu)(qiu)(qiu)(qiu)閥(fa)(fa)(fa),氣(qi)(qi)(qi)(qi)(qi)動(dong)(dong)(dong)固定法(fa)蘭球(qiu)(qiu)(qiu)(qiu)(qiu)閥(fa)(fa)(fa),氣(qi)(qi)(qi)(qi)(qi)動(dong)(dong)(dong)高(gao)溫球(qiu)(qiu)(qiu)(qiu)(qiu)閥(fa)(fa)(fa),氣(qi)(qi)(qi)(qi)(qi)動(dong)(dong)(dong)保溫球(qiu)(qiu)(qiu)(qiu)(qiu)閥(fa)(fa)(fa),氣(qi)(qi)(qi)(qi)(qi)動(dong)(dong)(dong)偏心球(qiu)(qiu)(qiu)(qiu)(qiu)球(qiu)(qiu)(qiu)(qiu)(qiu)閥(fa)(fa)(fa),氣(qi)(qi)(qi)(qi)(qi)動(dong)(dong)(dong)側裝球(qiu)(qiu)(qiu)(qiu)(qiu)閥(fa)(fa)(fa),氣(qi)(qi)(qi)(qi)(qi)動(dong)(dong)(dong)超薄(bo)球(qiu)(qiu)(qiu)(qiu)(qiu)閥(fa)(fa)(fa),氣(qi)(qi)(qi)(qi)(qi)動(dong)(dong)(dong)陶瓷球(qiu)(qiu)(qiu)(qiu)(qiu)閥(fa)(fa)(fa)。
2、氣動蝶閥
包(bao)括氣(qi)(qi)(qi)動(dong)對夾式軟密(mi)(mi)(mi)(mi)封蝶(die)(die)閥(fa),氣(qi)(qi)(qi)動(dong)對夾式硬密(mi)(mi)(mi)(mi)封蝶(die)(die)閥(fa),氣(qi)(qi)(qi)動(dong)法(fa)蘭(lan)式軟密(mi)(mi)(mi)(mi)封蝶(die)(die)閥(fa),氣(qi)(qi)(qi)動(dong)法(fa)蘭(lan)式硬密(mi)(mi)(mi)(mi)封蝶(die)(die)閥(fa),氣(qi)(qi)(qi)動(dong)對焊式蝶(die)(die)閥(fa),氣(qi)(qi)(qi)動(dong)高性(xing)能蝶(die)(die)閥(fa),氣(qi)(qi)(qi)動(dong)偏心硬密(mi)(mi)(mi)(mi)封蝶(die)(die)閥(fa),氣(qi)(qi)(qi)動(dong)襯(chen)氟蝶(die)(die)閥(fa),氣(qi)(qi)(qi)動(dong)通(tong)風蝶(die)(die)閥(fa),氣(qi)(qi)(qi)動(dong)單偏心法(fa)蘭(lan)蝶(die)(die)閥(fa),氣(qi)(qi)(qi)動(dong)煤氣(qi)(qi)(qi)專(zhuan)用蝶(die)(die)閥(fa),氣(qi)(qi)(qi)動(dong)水泥蝶(die)(die)閥(fa),氣(qi)(qi)(qi)動(dong)調節型通(tong)風蝶(die)(die)閥(fa),氣(qi)(qi)(qi)動(dong)衛(wei)生級蝶(die)(die)閥(fa),氣(qi)(qi)(qi)動(dong)陶瓷(ci)蝶(die)(die)閥(fa)。
3、氣動閘閥
包括氣(qi)動(dong)法蘭閘(zha)(zha)閥(fa),氣(qi)動(dong)陶瓷閘(zha)(zha)閥(fa),氣(qi)動(dong)平板(ban)閘(zha)(zha)閥(fa),氣(qi)動(dong)刀型排渣閘(zha)(zha)閥(fa)。
4、氣動截止閥
包括(kuo)氣動法蘭截(jie)止(zhi)閥(fa)(fa),氣動高壓(ya)截(jie)止(zhi)閥(fa)(fa),氣動放(fang)料截(jie)止(zhi)閥(fa)(fa),氣動電站截(jie)止(zhi)閥(fa)(fa),氣動上展式放(fang)料閥(fa)(fa),氣動帶手輪截(jie)止(zhi)閥(fa)(fa)。
?5、氣動座角閥
包括(kuo)氣動銅(tong)內(nei)螺紋座(zuo)角(jiao)閥,氣動鍛鋼(gang)內(nei)螺紋座(zuo)角(jiao)閥,氣動不銹鋼(gang)座(zuo)角(jiao)閥,氣動法蘭座(zuo)角(jiao)閥。
6、氣動隔膜閥
包括(kuo)氣動襯(chen)氟隔膜(mo)(mo)閥(fa),氣動襯(chen)膠隔膜(mo)(mo)閥(fa),氣動常(chang)開式隔膜(mo)(mo)閥(fa),氣動常(chang)閉式隔膜(mo)(mo)閥(fa),氣動不銹(xiu)鋼隔膜(mo)(mo)閥(fa)。
7、氣動調節閥
包(bao)括氣(qi)動(dong)(dong)(dong)薄(bo)膜(mo)套筒調節(jie)(jie)閥(fa),氣(qi)動(dong)(dong)(dong)薄(bo)膜(mo)單(dan)座(zuo)調節(jie)(jie)閥(fa),氣(qi)動(dong)(dong)(dong)雙座(zuo)調節(jie)(jie)閥(fa),氣(qi)動(dong)(dong)(dong)薄(bo)膜(mo)角式高壓調節(jie)(jie)閥(fa),氣(qi)動(dong)(dong)(dong)活塞式快速(su)切斷閥(fa),氣(qi)動(dong)(dong)(dong)薄(bo)膜(mo)三通調節(jie)(jie)閥(fa)。