一、微動開關工作原理是什么
微動(dong)(dong)開關雖小,但在我們的日(ri)常生活中(zhong)起(qi)到不可替代的作用(yong)(yong),在需頻繁換接電(dian)(dian)路的設備(bei)(bei)中(zhong)實現自(zi)動(dong)(dong)控(kong)制(zhi)及安(an)全保(bao)護。目前,它已廣泛應用(yong)(yong)于電(dian)(dian)子設備(bei)(bei)、儀(yi)器儀(yi)表、礦山、電(dian)(dian)力(li)系統、家用(yong)(yong)電(dian)(dian)器設備(bei)(bei),以及航天、航空、導彈、坦(tan)克等軍事領域。那(nei)么你(ni)知道微動(dong)(dong)開關工作原理是(shi)什么嗎?
微(wei)(wei)動(dong)(dong)(dong)開關原理:外機械力通(tong)過傳動(dong)(dong)(dong)元(yuan)件(按銷(xiao)、按鈕、杠桿、滾輪等)將力作(zuo)(zuo)(zuo)(zuo)用于動(dong)(dong)(dong)作(zuo)(zuo)(zuo)(zuo)簧(huang)片(pian)上,當(dang)動(dong)(dong)(dong)作(zuo)(zuo)(zuo)(zuo)簧(huang)片(pian)位移到(dao)臨(lin)界點(dian)(dian)時(shi)產(chan)生(sheng)瞬時(shi)動(dong)(dong)(dong)作(zuo)(zuo)(zuo)(zuo),使動(dong)(dong)(dong)作(zuo)(zuo)(zuo)(zuo)簧(huang)片(pian)末端的動(dong)(dong)(dong)觸(chu)點(dian)(dian)與(yu)定(ding)觸(chu)點(dian)(dian)快(kuai)速(su)(su)接通(tong)或斷開。當(dang)傳動(dong)(dong)(dong)元(yuan)件上的作(zuo)(zuo)(zuo)(zuo)用力移去(qu)后(hou),動(dong)(dong)(dong)作(zuo)(zuo)(zuo)(zuo)簧(huang)片(pian)產(chan)生(sheng)反向(xiang)動(dong)(dong)(dong)作(zuo)(zuo)(zuo)(zuo)力,當(dang)傳動(dong)(dong)(dong)元(yuan)件反向(xiang)行程達到(dao)簧(huang)片(pian)的動(dong)(dong)(dong)作(zuo)(zuo)(zuo)(zuo)臨(lin)界點(dian)(dian)后(hou),瞬時(shi)完成反向(xiang)動(dong)(dong)(dong)作(zuo)(zuo)(zuo)(zuo)。微(wei)(wei)動(dong)(dong)(dong)開關的觸(chu)點(dian)(dian)間距小(xiao)、動(dong)(dong)(dong)作(zuo)(zuo)(zuo)(zuo)行程短、按動(dong)(dong)(dong)力小(xiao)、通(tong)斷迅速(su)(su)。其動(dong)(dong)(dong)觸(chu)點(dian)(dian)的動(dong)(dong)(dong)作(zuo)(zuo)(zuo)(zuo)速(su)(su)度與(yu)傳動(dong)(dong)(dong)元(yuan)件動(dong)(dong)(dong)作(zuo)(zuo)(zuo)(zuo)速(su)(su)度無關。
二、微動開關型號大全
雖然微(wei)動型開(kai)關的種(zhong)類很多(duo),但是(shi)他的結構大多(duo)是(shi)相(xiang)同的,它具有微(wei)小間隔和速動機構,被外殼(ke)覆蓋,外部(bu)有轉動器,且外型較小。然而,微(wei)型開(kai)關的型號也有著不同的類型,例如WK-01C、WK-01A、WK-01B、WK-04C、KW7-2、KW7-3、KW7-4、KW7-5、KW7-6、KW10-0,KWX-1、KWX-1、KE10-01、DS-448、DS-438、DS-428、V-155-1C25、V-145-1C25、V-135-1C25、RWA-601、RWA-602、RWA-603、RWA-604、RWA-605等(deng)。
具(ju)體(ti)的(de)型號(hao)介紹,可以到(dao)微動(dong)開關十(shi)大品牌(pai)進行查(cha)看哦。
三、微動開關常開和常閉是什么意思
微動(dong)開(kai)關(guan)的三個(ge)腳(jiao)分(fen)別叫為共用端(duan)子,常(chang)(chang)開(kai)端(duan)子,常(chang)(chang)閉端(duan)子。用符號(hao)來(lai)(lai)表示,如下(xia)符號(hao):NO為常(chang)(chang)開(kai),NC為常(chang)(chang)閉。簡單(dan)來(lai)(lai)說,微動(dong)開(kai)關(guan)常(chang)(chang)閉是(shi)(shi)(shi)指(zhi):不按(an)(an)壓(ya)一(yi)直閉合著導通信(xin)號(hao),按(an)(an)壓(ya)下(xia)去就會斷開(kai)信(xin)號(hao)。而微動(dong)開(kai)關(guan)常(chang)(chang)開(kai)是(shi)(shi)(shi)指(zhi):不按(an)(an)壓(ya)是(shi)(shi)(shi)沒(mei)信(xin)號(hao),按(an)(an)壓(ya)下(xia)去是(shi)(shi)(shi)接觸了導通信(xin)號(hao)。主要是(shi)(shi)(shi)這兩(liang)(liang)種(zhong)狀態執(zhi)行負載電路控制(zhi)的功(gong)能(neng)不一(yi)樣(yang)而已。兩(liang)(liang)腳(jiao)是(shi)(shi)(shi)單(dan)功(gong)能(neng)、三腳(jiao)是(shi)(shi)(shi)常(chang)(chang)閉、常(chang)(chang)開(kai)功(gong)能(neng)都(dou)有,可以進行轉換。
四、微動開關接線方法
1、需要(yao)分清楚微動(dong)開關上(shang)面(mian)的不同節(jie)點(dian),比如說有公共點(dian),還有一(yi)個是閉合點(dian),以及常(chang)開點(dian)。區分開了之后,就(jiu)可以開始接線。
2、公共(gong)點就好(hao)像插座中的零線(xian),所以可以直接(jie)接(jie)上地線(xian)上。
3、常開點就好比(bi)打開的開關,要(yao)使得電流(liu)經(jing)過這(zhe)個點。
4、閉合點就(jiu)是斷開電流通過的(de)一個節點。
5、把相(xiang)應(ying)的(de)點(dian)接(jie)到對應(ying)的(de)位置(zhi)就可以了(le)。