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液(ye)壓鉗(qian)是利用帕斯卡原理以液(ye)壓油(you)為工(gong)作介質的液(ye)壓工(gong)具。和杠桿的工(gong)作原理一樣,液(ye)壓鉗(qian)也是一種省(sheng)力的工(gong)具。
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手(shou)(shou)(shou)動(dong)葫蘆的(de)分類(lei) 手(shou)(shou)(shou)動(dong)葫蘆分為手(shou)(shou)(shou)扳(ban)(ban)葫蘆、手(shou)(shou)(shou)拉葫蘆兩種 手(shou)(shou)(shou)扳(ban)(ban)葫蘆是通(tong)過人力扳(ban)(ban)動(dong)手(shou)(shou)(shou)柄借助杠桿(gan)原(yuan)理獲得與負載相匹配的(de)直線(xian)
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手(shou)動葫蘆 手(shou)動葫蘆 、斤(jin)不落、手(shou)拉葫蘆。是(shi)一種使用簡單、攜帶(dai)方便的手(shou)動起重機械, 也稱"環鏈葫蘆"
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手(shou)動(dong)打孔機(ji),又名:手(shou)動(dong)打孔器、手(shou)動(dong)沖孔機(ji)等別名,其主要以杠桿原理設計,利用手(shou)動(dong)方式帶動(dong)打孔機(ji)執行(xing)部件上(shang)下(xia)移動(dong)與下(xia)模(mo)配合從
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絕緣(yuan)(yuan)操作桿是(shi)一種(zhong)專用(yong)于(yu)電力系統內的絕緣(yuan)(yuan)工具組成的統一稱(cheng)呼,可以(yi)(yi)被用(yong)于(yu)帶電作業(ye),帶電檢修以(yi)(yi)及帶電維護作業(ye)器具。特點: 接
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緊(jin)(jin)線器是在架空線路(lu)敷設施工(gong)中作為拉(la)緊(jin)(jin)導線用(yong)的。拉(la)緊(jin)(jin)器主要用(yong)于(yu)電力、電信部門及牽(qian)引電線等各(ge)類纜線,各(ge)類企(qi)事(shi)業單位牽(qian)引、搬移