一、氣動閥門是什么氣動元件
氣動(dong)閥(fa)門就是(shi)借助壓(ya)縮(suo)空(kong)氣驅(qu)動(dong)的閥(fa)門,是(shi)一種(zhong)常見的氣動(dong)元件(jian),依靠壓(ya)縮(suo)氣體來(lai)驅(qu)動(dong)實際操作(zuo)閥(fa)門,其開閉速率(lv)相對性比較快,主要用于迅速二位斷(duan)開應(ying)用,也(ye)可(ke)以用于調節閥(fa)門應(ying)用。
氣動(dong)閥門由于依靠壓縮氣體工作,因此在(zai)易(yi)燃易(yi)爆物品的場所(suo)中(zhong)應用(yong)廣泛,可用(yong)于控制空氣、水(shui)、蒸汽、各種腐蝕性(xing)(xing)介(jie)質、泥(ni)漿、油品、液態金(jin)屬(shu)和放射性(xing)(xing)介(jie)質等各種類型流(liu)(liu)體的流(liu)(liu)動(dong)。
二、氣動閥門是什么材質的
氣動閥門由(you)閥體(ti)、閥桿、螺母、密封面(mian)等部分組成,不同部分材質有所(suo)不同:
1、閥(fa)體(ti)材質(zhi),以球(qiu)墨鑄鐵為主。
2、閥桿(gan)材質,主要是(shi)不銹鋼閥桿(gan)(2CR13),大口徑閥門也應是(shi)不銹鋼嵌包的閥桿(gan)。
3、螺(luo)母材(cai)質,采用鑄(zhu)鋁黃銅或鑄(zhu)鋁青銅,且硬度與強度均大(da)于閥桿(gan)。
4、閥桿襯套材質,其硬度與強度均應不(bu)大于(yu)閥桿,且在水浸泡狀況下(xia)與閥桿、閥體不(bu)形成電化學腐(fu)蝕。
5、密封(feng)面的(de)材(cai)質,根據氣動閥門種類不同,有銅、橡膠等多種。
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(zhong)類眾多(duo),一般主(zhu)要有以下幾大類型:
1、氣動球閥
包(bao)括氣(qi)(qi)(qi)(qi)動(dong)(dong)(dong)螺紋一片(pian)式球(qiu)(qiu)閥(fa)(fa)(fa)(fa)(fa)(fa),氣(qi)(qi)(qi)(qi)動(dong)(dong)(dong)兩片(pian)式球(qiu)(qiu)閥(fa)(fa)(fa)(fa)(fa)(fa),氣(qi)(qi)(qi)(qi)動(dong)(dong)(dong)三(san)片(pian)式球(qiu)(qiu)閥(fa)(fa)(fa)(fa)(fa)(fa),氣(qi)(qi)(qi)(qi)動(dong)(dong)(dong)焊接高(gao)壓(ya)球(qiu)(qiu)閥(fa)(fa)(fa)(fa)(fa)(fa),氣(qi)(qi)(qi)(qi)動(dong)(dong)(dong)O型(xing)切斷(duan)球(qiu)(qiu)閥(fa)(fa)(fa)(fa)(fa)(fa),氣(qi)(qi)(qi)(qi)動(dong)(dong)(dong)不銹鋼切斷(duan)球(qiu)(qiu)閥(fa)(fa)(fa)(fa)(fa)(fa),氣(qi)(qi)(qi)(qi)動(dong)(dong)(dong)三(san)通球(qiu)(qiu)閥(fa)(fa)(fa)(fa)(fa)(fa),氣(qi)(qi)(qi)(qi)動(dong)(dong)(dong)美標球(qiu)(qiu)閥(fa)(fa)(fa)(fa)(fa)(fa),氣(qi)(qi)(qi)(qi)動(dong)(dong)(dong)V型(xing)調(diao)節球(qiu)(qiu)閥(fa)(fa)(fa)(fa)(fa)(fa),氣(qi)(qi)(qi)(qi)動(dong)(dong)(dong)防(fang)爆球(qiu)(qiu)閥(fa)(fa)(fa)(fa)(fa)(fa),氣(qi)(qi)(qi)(qi)動(dong)(dong)(dong)固(gu)定法蘭球(qiu)(qiu)閥(fa)(fa)(fa)(fa)(fa)(fa),氣(qi)(qi)(qi)(qi)動(dong)(dong)(dong)高(gao)溫球(qiu)(qiu)閥(fa)(fa)(fa)(fa)(fa)(fa),氣(qi)(qi)(qi)(qi)動(dong)(dong)(dong)保溫球(qiu)(qiu)閥(fa)(fa)(fa)(fa)(fa)(fa),氣(qi)(qi)(qi)(qi)動(dong)(dong)(dong)偏心球(qiu)(qiu)球(qiu)(qiu)閥(fa)(fa)(fa)(fa)(fa)(fa),氣(qi)(qi)(qi)(qi)動(dong)(dong)(dong)側裝球(qiu)(qiu)閥(fa)(fa)(fa)(fa)(fa)(fa),氣(qi)(qi)(qi)(qi)動(dong)(dong)(dong)超薄球(qiu)(qiu)閥(fa)(fa)(fa)(fa)(fa)(fa),氣(qi)(qi)(qi)(qi)動(dong)(dong)(dong)陶瓷球(qiu)(qiu)閥(fa)(fa)(fa)(fa)(fa)(fa)。
2、氣動蝶閥
包括氣(qi)動(dong)(dong)(dong)對夾(jia)(jia)式(shi)軟(ruan)密(mi)(mi)(mi)(mi)封(feng)(feng)蝶(die)(die)(die)(die)閥(fa)(fa)(fa),氣(qi)動(dong)(dong)(dong)對夾(jia)(jia)式(shi)硬(ying)(ying)密(mi)(mi)(mi)(mi)封(feng)(feng)蝶(die)(die)(die)(die)閥(fa)(fa)(fa),氣(qi)動(dong)(dong)(dong)法蘭式(shi)軟(ruan)密(mi)(mi)(mi)(mi)封(feng)(feng)蝶(die)(die)(die)(die)閥(fa)(fa)(fa),氣(qi)動(dong)(dong)(dong)法蘭式(shi)硬(ying)(ying)密(mi)(mi)(mi)(mi)封(feng)(feng)蝶(die)(die)(die)(die)閥(fa)(fa)(fa),氣(qi)動(dong)(dong)(dong)對焊式(shi)蝶(die)(die)(die)(die)閥(fa)(fa)(fa),氣(qi)動(dong)(dong)(dong)高性(xing)能蝶(die)(die)(die)(die)閥(fa)(fa)(fa),氣(qi)動(dong)(dong)(dong)偏心硬(ying)(ying)密(mi)(mi)(mi)(mi)封(feng)(feng)蝶(die)(die)(die)(die)閥(fa)(fa)(fa),氣(qi)動(dong)(dong)(dong)襯(chen)氟蝶(die)(die)(die)(die)閥(fa)(fa)(fa),氣(qi)動(dong)(dong)(dong)通風(feng)蝶(die)(die)(die)(die)閥(fa)(fa)(fa),氣(qi)動(dong)(dong)(dong)單偏心法蘭蝶(die)(die)(die)(die)閥(fa)(fa)(fa),氣(qi)動(dong)(dong)(dong)煤氣(qi)專用蝶(die)(die)(die)(die)閥(fa)(fa)(fa),氣(qi)動(dong)(dong)(dong)水泥蝶(die)(die)(die)(die)閥(fa)(fa)(fa),氣(qi)動(dong)(dong)(dong)調節型(xing)通風(feng)蝶(die)(die)(die)(die)閥(fa)(fa)(fa),氣(qi)動(dong)(dong)(dong)衛生級蝶(die)(die)(die)(die)閥(fa)(fa)(fa),氣(qi)動(dong)(dong)(dong)陶瓷蝶(die)(die)(die)(die)閥(fa)(fa)(fa)。
3、氣動閘閥
包(bao)括氣動法蘭閘(zha)閥(fa),氣動陶瓷閘(zha)閥(fa),氣動平板閘(zha)閥(fa),氣動刀型排(pai)渣閘(zha)閥(fa)。
4、氣動截止閥
包括氣(qi)動(dong)法蘭截止(zhi)閥(fa),氣(qi)動(dong)高壓截止(zhi)閥(fa),氣(qi)動(dong)放料截止(zhi)閥(fa),氣(qi)動(dong)電站截止(zhi)閥(fa),氣(qi)動(dong)上(shang)展式放料閥(fa),氣(qi)動(dong)帶手輪截止(zhi)閥(fa)。
?5、氣動座角閥
包括(kuo)氣動(dong)(dong)銅內螺(luo)紋座(zuo)角閥(fa),氣動(dong)(dong)鍛(duan)鋼內螺(luo)紋座(zuo)角閥(fa),氣動(dong)(dong)不銹鋼座(zuo)角閥(fa),氣動(dong)(dong)法蘭座(zuo)角閥(fa)。
6、氣動隔膜閥
包括氣(qi)動(dong)襯氟隔(ge)膜(mo)閥,氣(qi)動(dong)襯膠(jiao)隔(ge)膜(mo)閥,氣(qi)動(dong)常開式隔(ge)膜(mo)閥,氣(qi)動(dong)常閉式隔(ge)膜(mo)閥,氣(qi)動(dong)不銹(xiu)鋼隔(ge)膜(mo)閥。
7、氣動調節閥
包括氣(qi)(qi)動(dong)(dong)薄膜套筒(tong)調(diao)節(jie)(jie)閥(fa),氣(qi)(qi)動(dong)(dong)薄膜單座(zuo)調(diao)節(jie)(jie)閥(fa),氣(qi)(qi)動(dong)(dong)雙座(zuo)調(diao)節(jie)(jie)閥(fa),氣(qi)(qi)動(dong)(dong)薄膜角式(shi)高壓調(diao)節(jie)(jie)閥(fa),氣(qi)(qi)動(dong)(dong)活塞式(shi)快(kuai)速(su)切斷(duan)閥(fa),氣(qi)(qi)動(dong)(dong)薄膜三通調(diao)節(jie)(jie)閥(fa)。