一、微動開關工作原理是什么
微動(dong)(dong)開關(guan)雖小,但(dan)在(zai)我們的日(ri)常生活中(zhong)起到不可替(ti)代的作(zuo)(zuo)用(yong),在(zai)需(xu)頻繁換接電路的設(she)備(bei)中(zhong)實現自動(dong)(dong)控制及(ji)安(an)全保護。目(mu)前(qian),它已廣泛應用(yong)于電子(zi)設(she)備(bei)、儀(yi)器儀(yi)表(biao)、礦山、電力系統、家(jia)用(yong)電器設(she)備(bei),以(yi)及(ji)航(hang)天、航(hang)空、導(dao)彈、坦克等軍事(shi)領域。那(nei)么(me)(me)你知道微動(dong)(dong)開關(guan)工(gong)作(zuo)(zuo)原(yuan)理是什么(me)(me)嗎(ma)?
微動(dong)(dong)(dong)(dong)(dong)開關原(yuan)理(li):外機械力(li)(li)通過傳動(dong)(dong)(dong)(dong)(dong)元(yuan)(yuan)件(按銷(xiao)、按鈕、杠桿、滾輪等)將力(li)(li)作(zuo)(zuo)用于動(dong)(dong)(dong)(dong)(dong)作(zuo)(zuo)簧(huang)(huang)片(pian)(pian)上,當動(dong)(dong)(dong)(dong)(dong)作(zuo)(zuo)簧(huang)(huang)片(pian)(pian)位移到(dao)臨(lin)界點(dian)時(shi)(shi)產(chan)(chan)生(sheng)瞬時(shi)(shi)動(dong)(dong)(dong)(dong)(dong)作(zuo)(zuo),使動(dong)(dong)(dong)(dong)(dong)作(zuo)(zuo)簧(huang)(huang)片(pian)(pian)末端(duan)的(de)(de)動(dong)(dong)(dong)(dong)(dong)觸(chu)點(dian)與(yu)定觸(chu)點(dian)快(kuai)速(su)接通或斷開。當傳動(dong)(dong)(dong)(dong)(dong)元(yuan)(yuan)件上的(de)(de)作(zuo)(zuo)用力(li)(li)移去后(hou)(hou),動(dong)(dong)(dong)(dong)(dong)作(zuo)(zuo)簧(huang)(huang)片(pian)(pian)產(chan)(chan)生(sheng)反(fan)向動(dong)(dong)(dong)(dong)(dong)作(zuo)(zuo)力(li)(li),當傳動(dong)(dong)(dong)(dong)(dong)元(yuan)(yuan)件反(fan)向行(xing)程達到(dao)簧(huang)(huang)片(pian)(pian)的(de)(de)動(dong)(dong)(dong)(dong)(dong)作(zuo)(zuo)臨(lin)界點(dian)后(hou)(hou),瞬時(shi)(shi)完(wan)成反(fan)向動(dong)(dong)(dong)(dong)(dong)作(zuo)(zuo)。微動(dong)(dong)(dong)(dong)(dong)開關的(de)(de)觸(chu)點(dian)間距小(xiao)(xiao)、動(dong)(dong)(dong)(dong)(dong)作(zuo)(zuo)行(xing)程短、按動(dong)(dong)(dong)(dong)(dong)力(li)(li)小(xiao)(xiao)、通斷迅速(su)。其動(dong)(dong)(dong)(dong)(dong)觸(chu)點(dian)的(de)(de)動(dong)(dong)(dong)(dong)(dong)作(zuo)(zuo)速(su)度與(yu)傳動(dong)(dong)(dong)(dong)(dong)元(yuan)(yuan)件動(dong)(dong)(dong)(dong)(dong)作(zuo)(zuo)速(su)度無(wu)關。
二、微動開關型號大全
雖然微(wei)動(dong)型開關(guan)的種類(lei)很(hen)多,但(dan)是他的結構大多是相同的,它具(ju)有微(wei)小(xiao)間隔和速動(dong)機構,被外(wai)殼覆蓋,外(wai)部(bu)有轉(zhuan)動(dong)器,且外(wai)型較小(xiao)。然而,微(wei)型開關(guan)的型號也有著不(bu)同的類(lei)型,例如(ru)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。
具體的(de)型號介紹,可以到微動開關(guan)十大(da)品牌(pai)進行查看哦。
三、微動開關常開和常閉是什么意思
微(wei)(wei)動(dong)開(kai)關的三個腳(jiao)分別叫為(wei)(wei)共用(yong)(yong)端子,常(chang)(chang)(chang)(chang)開(kai)端子,常(chang)(chang)(chang)(chang)閉(bi)端子。用(yong)(yong)符(fu)(fu)號來表示(shi),如下符(fu)(fu)號:NO為(wei)(wei)常(chang)(chang)(chang)(chang)開(kai),NC為(wei)(wei)常(chang)(chang)(chang)(chang)閉(bi)。簡單(dan)來說,微(wei)(wei)動(dong)開(kai)關常(chang)(chang)(chang)(chang)閉(bi)是指:不按(an)壓(ya)一(yi)直閉(bi)合著導(dao)通(tong)信(xin)(xin)(xin)號,按(an)壓(ya)下去就(jiu)會斷開(kai)信(xin)(xin)(xin)號。而(er)微(wei)(wei)動(dong)開(kai)關常(chang)(chang)(chang)(chang)開(kai)是指:不按(an)壓(ya)是沒信(xin)(xin)(xin)號,按(an)壓(ya)下去是接觸了(le)導(dao)通(tong)信(xin)(xin)(xin)號。主要是這兩(liang)種狀態執(zhi)行負載電(dian)路控(kong)制的功(gong)能不一(yi)樣而(er)已。兩(liang)腳(jiao)是單(dan)功(gong)能、三腳(jiao)是常(chang)(chang)(chang)(chang)閉(bi)、常(chang)(chang)(chang)(chang)開(kai)功(gong)能都有(you),可以進行轉換。
四、微動開關接線方法
1、需要分清(qing)楚微(wei)動開關上面的(de)不同(tong)節點(dian),比如說(shuo)有公(gong)共點(dian),還有一個是閉合點(dian),以(yi)及(ji)常開點(dian)。區分開了之后,就可以(yi)開始(shi)接線。
2、公共點就(jiu)好(hao)像插座中(zhong)的零線,所(suo)以(yi)可以(yi)直(zhi)接(jie)接(jie)上(shang)地線上(shang)。
3、常開點就好比打開的開關,要使得電流(liu)經過這個點。
4、閉合(he)點(dian)就是斷(duan)開電流(liu)通過的一個節點(dian)。
5、把(ba)相應的點接到對應的位置(zhi)就可以了。