品牌 | burkert/德國寶德 |
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BURKERT寶德電磁閥,BURKERT電磁閥
直(zhi)動(dong)(dong)式BURKERT電磁閥(fa)(fa)(fa)(fa)(fa)(fa) 有常(chang)閉(bi)型(xing)和常(chang)開(kai)型(xing)二種(zhong)。常(chang)閉(bi)型(xing)斷(duan)電時(shi)(shi)(shi)(shi)(shi)呈(cheng)關閉(bi)狀態,當線圈(quan)通(tong)(tong)(tong)(tong)電時(shi)(shi)(shi)(shi)(shi)產(chan)生電磁力(li)(li),使(shi)動(dong)(dong)鐵(tie)芯(xin)(xin)(xin)克服彈簧(huang)力(li)(li)同靜(jing)鐵(tie)芯(xin)(xin)(xin)吸合(he)直(zhi)接開(kai)啟(qi)閥(fa)(fa)(fa)(fa)(fa)(fa),介質(zhi)(zhi)呈(cheng)通(tong)(tong)(tong)(tong)路(lu);當線圈(quan)斷(duan)電時(shi)(shi)(shi)(shi)(shi)電磁力(li)(li)消(xiao)失,動(dong)(dong)鐵(tie)芯(xin)(xin)(xin)在(zai)彈簧(huang)力(li)(li)的(de)作(zuo)(zuo)(zuo)用(yong)(yong)下復位,直(zhi)接關閉(bi)閥(fa)(fa)(fa)(fa)(fa)(fa)口(kou)(kou)(kou),介質(zhi)(zhi)不通(tong)(tong)(tong)(tong)。結構簡單,動(dong)(dong)作(zuo)(zuo)(zuo)可靠(kao),在(zai)零(ling)壓(ya)差(cha)和微真(zhen)空(kong)下正(zheng)常(chang)工作(zuo)(zuo)(zuo)。常(chang)開(kai)型(xing)正(zheng)好(hao)相反。如小于φ6流量通(tong)(tong)(tong)(tong)徑的(de)BURKERT電磁閥(fa)(fa)(fa)(fa)(fa)(fa)。 二、分(fen)步直(zhi)動(dong)(dong)式BURKERT電磁閥(fa)(fa)(fa)(fa)(fa)(fa) BURKERT電磁閥(fa)(fa)(fa)(fa)(fa)(fa)采用(yong)(yong)次(ci)開(kai)閥(fa)(fa)(fa)(fa)(fa)(fa)和二次(ci)開(kai)閥(fa)(fa)(fa)(fa)(fa)(fa)連在(zai)體,主(zhu)(zhu)(zhu)閥(fa)(fa)(fa)(fa)(fa)(fa)和導(dao)(dao)閥(fa)(fa)(fa)(fa)(fa)(fa)分(fen)步使(shi)電磁力(li)(li)和壓(ya)差(cha)直(zhi)接開(kai)啟(qi)主(zhu)(zhu)(zhu)閥(fa)(fa)(fa)(fa)(fa)(fa)口(kou)(kou)(kou)。當線圈(quan)通(tong)(tong)(tong)(tong)電時(shi)(shi)(shi)(shi)(shi),產(chan)生電磁力(li)(li)使(shi)動(dong)(dong)鐵(tie)芯(xin)(xin)(xin)和靜(jing)鐵(tie)芯(xin)(xin)(xin)吸合(he),導(dao)(dao)閥(fa)(fa)(fa)(fa)(fa)(fa)口(kou)(kou)(kou)開(kai)啟(qi)而(er)導(dao)(dao)閥(fa)(fa)(fa)(fa)(fa)(fa)口(kou)(kou)(kou)設在(zai)主(zhu)(zhu)(zhu)閥(fa)(fa)(fa)(fa)(fa)(fa)口(kou)(kou)(kou)上(shang)(shang)(shang),且動(dong)(dong)鐵(tie)芯(xin)(xin)(xin)與(yu)主(zhu)(zhu)(zhu)閥(fa)(fa)(fa)(fa)(fa)(fa)芯(xin)(xin)(xin)連在(zai)起,此(ci)時(shi)(shi)(shi)(shi)(shi)主(zhu)(zhu)(zhu)閥(fa)(fa)(fa)(fa)(fa)(fa)上(shang)(shang)(shang)腔的(de)壓(ya)力(li)(li)通(tong)(tong)(tong)(tong)過導(dao)(dao)閥(fa)(fa)(fa)(fa)(fa)(fa)口(kou)(kou)(kou)卸荷(he),在(zai)壓(ya)力(li)(li)差(cha)和電磁力(li)(li)的(de)同時(shi)(shi)(shi)(shi)(shi)作(zuo)(zuo)(zuo)用(yong)(yong)下使(shi)主(zhu)(zhu)(zhu)閥(fa)(fa)(fa)(fa)(fa)(fa)芯(xin)(xin)(xin)向上(shang)(shang)(shang)運動(dong)(dong),開(kai)啟(qi)主(zhu)(zhu)(zhu)閥(fa)(fa)(fa)(fa)(fa)(fa)介質(zhi)(zhi)流通(tong)(tong)(tong)(tong)。當線圈(quan)斷(duan)電時(shi)(shi)(shi)(shi)(shi)電磁力(li)(li)消(xiao)失,此(ci)時(shi)(shi)(shi)(shi)(shi)動(dong)(dong)鐵(tie)芯(xin)(xin)(xin)在(zai)自(zi)重(zhong)和彈簧(huang)力(li)(li)的(de)作(zuo)(zuo)(zuo)用(yong)(yong)下關閉(bi)導(dao)(dao)閥(fa)(fa)(fa)(fa)(fa)(fa)孔,此(ci)時(shi)(shi)(shi)(shi)(shi)介質(zhi)(zhi)在(zai)平衡孔中進入主(zhu)(zhu)(zhu)閥(fa)(fa)(fa)(fa)(fa)(fa)芯(xin)(xin)(xin)上(shang)(shang)(shang)腔,使(shi)上(shang)(shang)(shang)腔壓(ya)力(li)(li)升高,此(ci)時(shi)(shi)(shi)(shi)(shi)在(zai)彈簧(huang)復位和壓(ya)力(li)(li)的(de)作(zuo)(zuo)(zuo)用(yong)(yong)下關閉(bi)主(zhu)(zhu)(zhu)閥(fa)(fa)(fa)(fa)(fa)(fa),介質(zhi)(zhi)斷(duan)流。結構合(he)理,動(dong)(dong)作(zuo)(zuo)(zuo)可靠(kao),在(zai)零(ling)壓(ya)差(cha)時(shi)(shi)(shi)(shi)(shi)工作(zuo)(zuo)(zuo)也可靠(kao)。如:ZQDF,ZS,2W等(deng)。
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