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下載手機APPyoujixieqianjindingheyeyaqianjindingdengjizhong，yuanligeyoubutongcongyuanlishanglaishuo，yeyachuandongsuojiyudezuijibendeyuanlijiushipasikayuanli，jiushishuo，yetigechudeyaqiangshiyizhide，zheyang，zaipinghengdexitongzhong，bijiaoxiaodehuosaishangmianshijiadeyalibijiaoxiao，erdadehuosaishangshijiadeyaliyebijiaoda，zheyangnenggoubaochiyetidejingzhi。suoyitongguoyetidechuandi，keyidedaobutongduanshangdebutongdeyali，zheyangjiukeyidadaoyigebianhuandemude。womensuochangjiandaodeyeyaqianjindingjiushiliyonglezhegeyuanlilaidadaolidechuandi。luoxuanqianjinding 機械原理，以往複扳動手柄，拔爪即推動棘輪間隙回轉，小傘齒輪帶動大傘齒輪、使舉重螺杆旋轉，從而使升降套筒獲得起升或下降，而達到起重拉力的功能。但不如液壓千斤頂簡易。
二、量具-千斤頂
按JB3411.58--99標準製造, 用於檢測零部件時的支承，產品分別為鋼件和鑄鐵件，外表麵有鍍鉻和塗漆兩種。
規格（mm) 可調高度（mm) 單件承載力(kg)
φ35×60 60 35
φ50×80 80 50
φ70×100 100 70
φ100×150 150 100
φ150×250 250 150
φ200×300 300 200
φ260×400 400 260
φ280×450 450 280
φ300×500 500 300
