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千斤頂的類別與原理

發(fa)布時間:2020-11-20 14:38來源:admin瀏覽次數:2051

千(qian)斤(jin)(jin)頂(ding)(ding)(ding)有液壓千(qian)斤(jin)(jin)頂(ding)(ding)(ding),電動千(qian)斤(jin)(jin)頂(ding)(ding)(ding),氣動液壓千(qian)斤(jin)(jin)頂(ding)(ding)(ding),落(luo)選千(qian)斤(jin)(jin)頂(ding)(ding)(ding),立式液壓千(qian)斤(jin)(jin)頂(ding)(ding)(ding),爪(zhua)式千(qian)斤(jin)(jin)頂(ding)(ding)(ding),電動液壓千(qian)斤(jin)(jin)頂(ding)(ding)(ding),薄型千(qian)斤(jin)(jin)頂(ding)(ding)(ding)。

千(qian)斤(jin)(jin)頂的(de)(de)工作原(yuan)理有(you)機械(xie)千(qian)斤(jin)(jin)頂和液壓千(qian)斤(jin)(jin)頂等幾種,原(yuan)理各有(you)不同從原(yuan)理上來說,液壓傳動(dong)所基(ji)于的(de)(de)***基(ji)本(ben)的(de)(de)原(yuan)理就(jiu)是帕斯(si)卡原(yuan)理,就(jiu)是說,液體各處的(de)(de)壓強(qiang)是一致(zhi)的(de)(de),這樣(yang)(yang),在平衡的(de)(de)系統中(zhong),比較(jiao)小的(de)(de)活(huo)塞上面(mian)施(shi)加的(de)(de)壓力(li)(li)比較(jiao)小,而大的(de)(de)活(huo)塞上施(shi)加的(de)(de)壓力(li)(li)也比較(jiao)大,這樣(yang)(yang)能夠保持(chi)液體的(de)(de)靜止。

所以(yi)通過液(ye)(ye)體的(de)(de)(de)傳遞(di),可以(yi)得到(dao)(dao)不同(tong)(tong)端上的(de)(de)(de)不同(tong)(tong)的(de)(de)(de)壓(ya)(ya)力(li),這(zhe)樣就可以(yi)達(da)(da)到(dao)(dao)一個變換的(de)(de)(de)目的(de)(de)(de)。我們所常(chang)見到(dao)(dao)的(de)(de)(de)液(ye)(ye)壓(ya)(ya)千斤(jin)頂(ding)就是利用了這(zhe)個原(yuan)理來達(da)(da)到(dao)(dao)力(li)的(de)(de)(de)傳遞(di)。螺旋(xuan)千斤(jin)頂(ding) 機械原(yuan)理,以(yi)往復扳動手柄(bing),拔爪即推動棘輪(lun)間隙回轉,小傘(san)(san)齒輪(lun)帶動大(da)傘(san)(san)齒輪(lun)、使舉重(zhong)螺桿(gan)旋(xuan)轉,從而使升降套筒獲(huo)得起升或下降,而達(da)(da)到(dao)(dao)起重(zhong)拉力(li)的(de)(de)(de)功能。但不如(ru)液(ye)(ye)壓(ya)(ya)千斤(jin)頂(ding)簡(jian)易(yi)。

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千(qian)(qian)(qian)(qian)(qian)斤(jin)(jin)(jin)頂(ding)有液壓千(qian)(qian)(qian)(qian)(qian)斤(jin)(jin)(jin)頂(ding),電動(dong)(dong)千(qian)(qian)(qian)(qian)(qian)斤(jin)(jin)(jin)頂(ding),氣動(dong)(dong)液壓千(qian)(qian)(qian)(qian)(qian)斤(jin)(jin)(jin)頂(ding),落選千(qian)(qian)(qian)(qian)(qian)斤(jin)(jin)(jin)頂(ding),立式(shi)液壓千(qian)(qian)(qian)(qian)(qian)斤(jin)(jin)(jin)頂(ding),爪式(shi)千(qian)(qian)(qian)(qian)(qian)斤(jin)(jin)(jin)頂(ding),電動(dong)(dong)液壓千(qian)(qian)(qian)(qian)(qian)斤(jin)(jin)(jin)頂(ding),薄(bo)型千(qian)(qian)(qian)(qian)(qian)斤(jin)(jin)(jin)頂(ding)。

千(qian)斤(jin)頂(ding)的(de)(de)工作原(yuan)理(li)(li)有機械千(qian)斤(jin)頂(ding)和液(ye)壓(ya)千(qian)斤(jin)頂(ding)等(deng)幾種(zhong),原(yuan)理(li)(li)各(ge)有不同從原(yuan)理(li)(li)上來說,液(ye)壓(ya)傳動所基(ji)于的(de)(de)***基(ji)本(ben)的(de)(de)原(yuan)理(li)(li)就(jiu)是(shi)帕斯(si)卡原(yuan)理(li)(li),就(jiu)是(shi)說,液(ye)體(ti)各(ge)處的(de)(de)壓(ya)強(qiang)是(shi)一致的(de)(de),這(zhe)樣,在平衡的(de)(de)系統中,比(bi)較(jiao)小的(de)(de)活塞(sai)上面施加的(de)(de)壓(ya)力比(bi)較(jiao)小,而(er)大(da)的(de)(de)活塞(sai)上施加的(de)(de)壓(ya)力也比(bi)較(jiao)大(da),這(zhe)樣能夠保(bao)持液(ye)體(ti)的(de)(de)靜止(zhi)。

所(suo)以(yi)通過液(ye)(ye)體的(de)(de)傳(chuan)遞(di),可(ke)以(yi)得到(dao)不(bu)同(tong)端上的(de)(de)不(bu)同(tong)的(de)(de)壓力,這(zhe)樣就可(ke)以(yi)達到(dao)一個(ge)變換的(de)(de)目的(de)(de)。我(wo)們所(suo)常見到(dao)的(de)(de)液(ye)(ye)壓千斤頂就是(shi)利用了這(zhe)個(ge)原(yuan)理來達到(dao)力的(de)(de)傳(chuan)遞(di)。螺旋(xuan)千斤頂 機械原(yuan)理,以(yi)往復扳(ban)動(dong)手柄,拔爪即推動(dong)棘輪(lun)(lun)間隙(xi)回轉,小傘(san)齒輪(lun)(lun)帶動(dong)大傘(san)齒輪(lun)(lun)、使舉重螺桿旋(xuan)轉,從而使升(sheng)降(jiang)套筒獲得起(qi)升(sheng)或下降(jiang),而達到(dao)起(qi)重拉力的(de)(de)功能(neng)。但不(bu)如(ru)液(ye)(ye)壓千斤頂簡易。

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