一、微動開關工作原理是什么
微動(dong)(dong)開關雖小,但在我們的日常生活中起到不(bu)可替(ti)代的作(zuo)用,在需頻繁換接電(dian)路(lu)的設備(bei)中實(shi)現自(zi)動(dong)(dong)控(kong)制及(ji)安(an)全保護。目前,它已(yi)廣泛應(ying)用于電(dian)子設備(bei)、儀(yi)器儀(yi)表、礦山、電(dian)力(li)系統、家用電(dian)器設備(bei),以及(ji)航(hang)天、航(hang)空、導彈(dan)、坦克等軍事領域。那么你(ni)知道微動(dong)(dong)開關工(gong)作(zuo)原理是什么嗎?
微動(dong)(dong)(dong)(dong)(dong)開關(guan)原理:外(wai)機(ji)械力(li)通過(guo)傳(chuan)動(dong)(dong)(dong)(dong)(dong)元件(按銷(xiao)、按鈕、杠桿、滾輪等(deng))將力(li)作(zuo)(zuo)(zuo)用于(yu)動(dong)(dong)(dong)(dong)(dong)作(zuo)(zuo)(zuo)簧片(pian)(pian)(pian)(pian)上,當動(dong)(dong)(dong)(dong)(dong)作(zuo)(zuo)(zuo)簧片(pian)(pian)(pian)(pian)位(wei)移到臨界(jie)點時(shi)產生瞬(shun)時(shi)動(dong)(dong)(dong)(dong)(dong)作(zuo)(zuo)(zuo),使動(dong)(dong)(dong)(dong)(dong)作(zuo)(zuo)(zuo)簧片(pian)(pian)(pian)(pian)末端的(de)動(dong)(dong)(dong)(dong)(dong)觸點與定觸點快(kuai)速接通或斷(duan)開。當傳(chuan)動(dong)(dong)(dong)(dong)(dong)元件上的(de)作(zuo)(zuo)(zuo)用力(li)移去后(hou),動(dong)(dong)(dong)(dong)(dong)作(zuo)(zuo)(zuo)簧片(pian)(pian)(pian)(pian)產生反(fan)(fan)向(xiang)動(dong)(dong)(dong)(dong)(dong)作(zuo)(zuo)(zuo)力(li),當傳(chuan)動(dong)(dong)(dong)(dong)(dong)元件反(fan)(fan)向(xiang)行程達(da)到簧片(pian)(pian)(pian)(pian)的(de)動(dong)(dong)(dong)(dong)(dong)作(zuo)(zuo)(zuo)臨界(jie)點后(hou),瞬(shun)時(shi)完成反(fan)(fan)向(xiang)動(dong)(dong)(dong)(dong)(dong)作(zuo)(zuo)(zuo)。微動(dong)(dong)(dong)(dong)(dong)開關(guan)的(de)觸點間(jian)距小、動(dong)(dong)(dong)(dong)(dong)作(zuo)(zuo)(zuo)行程短、按動(dong)(dong)(dong)(dong)(dong)力(li)小、通斷(duan)迅速。其動(dong)(dong)(dong)(dong)(dong)觸點的(de)動(dong)(dong)(dong)(dong)(dong)作(zuo)(zuo)(zuo)速度與傳(chuan)動(dong)(dong)(dong)(dong)(dong)元件動(dong)(dong)(dong)(dong)(dong)作(zuo)(zuo)(zuo)速度無關(guan)。
二、微動開關型號大全
雖然微(wei)(wei)動型開關(guan)的(de)種類很多(duo),但(dan)是(shi)他的(de)結構(gou)大多(duo)是(shi)相(xiang)同的(de),它(ta)具有(you)微(wei)(wei)小(xiao)間隔和速動機構(gou),被外殼覆蓋,外部有(you)轉動器,且外型較小(xiao)。然而,微(wei)(wei)型開關(guan)的(de)型號也(ye)有(you)著不(bu)同的(de)類型,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(ti)的型號介紹,可以(yi)到微動開關十大品牌進行查看哦(e)。
三、微動開關常開和常閉是什么意思
微動開(kai)關的三個腳分別叫(jiao)為共用(yong)端(duan)子,常(chang)(chang)開(kai)端(duan)子,常(chang)(chang)閉端(duan)子。用(yong)符號(hao)(hao)來表示,如下(xia)符號(hao)(hao):NO為常(chang)(chang)開(kai),NC為常(chang)(chang)閉。簡單(dan)來說(shuo),微動開(kai)關常(chang)(chang)閉是(shi)指:不(bu)按壓(ya)一直閉合著(zhu)導通(tong)信號(hao)(hao),按壓(ya)下(xia)去就會斷(duan)開(kai)信號(hao)(hao)。而(er)微動開(kai)關常(chang)(chang)開(kai)是(shi)指:不(bu)按壓(ya)是(shi)沒信號(hao)(hao),按壓(ya)下(xia)去是(shi)接觸了導通(tong)信號(hao)(hao)。主要是(shi)這兩種狀態執行負載電路控制(zhi)的功(gong)能不(bu)一樣而(er)已。兩腳是(shi)單(dan)功(gong)能、三腳是(shi)常(chang)(chang)閉、常(chang)(chang)開(kai)功(gong)能都有,可以進行轉換。
四、微動開關接線方法
1、需要分清楚微動開關上面(mian)的不同節點,比(bi)如說有公共點,還有一(yi)個(ge)是閉(bi)合點,以(yi)及常開點。區(qu)分開了之后(hou),就可以(yi)開始接線(xian)。
2、公共點就好像插座中的零線(xian),所以可以直(zhi)接接上(shang)地線(xian)上(shang)。
3、常開(kai)(kai)(kai)點(dian)就好比打開(kai)(kai)(kai)的開(kai)(kai)(kai)關,要使得電(dian)流(liu)經(jing)過這個點(dian)。
4、閉合點(dian)(dian)就是斷開電流通過的一個節點(dian)(dian)。
5、把相應(ying)的點接到(dao)對應(ying)的位(wei)置就可以(yi)了。