接点压力表和针形阀等液压元件及压力表组成。吊车液压原理见控制台面板，由控制台输出的油液经外接胶管、分
jie dian ya li biao he zhen xing fa deng ye ya yuan jian ji ya li biao zu cheng diao che ye ya yuan li jian kong zhi tai mian ban you kong zhi tai shu chu de you ye jing wai jie jiao guan fen
心，液压升降平台由电动机，齿轮泵，电液换向阀，行车电磁换向阀，单向阀，溢流阀，节流阀，压力继电器，电
xin ye ya sheng jiang ping tai you dian dong ji chi lun beng dian ye huan xiang fa hang che dian ci huan xiang fa dan xiang fa yi liu fa jie liu fa ya li ji dian qi dian
成和原理液压升降平台提升系统s纳瑞德fag进口轴承xyk—56型自动液压控制台是全自动整体液压升降脚手架的动力源和控制中
cheng he yuan li ye ya sheng jiang ping tai ti sheng xi tong s na rui de fag jin kou zhou cheng xyk 56 xing zi dong ye ya kong zhi tai shi quan zi dong zheng ti ye ya sheng jiang jiao shou jia de dong li yuan he kong zhi zhong
千斤顶向下移动90mm。千斤顶恢复原状，重复下次循环，吊车实行自动的下降往复循环动作。提升控制系统构
qian jin ding xiang xia yi dong 90mm qian jin ding hui fu yuan zhuang zhong fu xia ci xun huan diao che shi hang zi dong de xia jiang wang fu xun huan dong zuo ti sheng kong zhi xi tong gou
塞腔进油，上卡体锁紧支承杆；下卡锁紧活塞腔回油，下卡体松开，主活塞腔回纳瑞德fag进口轴承油，在主弹簧力和自重力的作用下
sai qiang jin you shang ka ti suo jin zhi cheng gan xia ka suo jin huo sai qiang hui you xia ka ti song kai zhu huo sai qiang hui na rui de fag jin kou zhou cheng you zai zhu dan huang li he zi zhong li de zuo yong xia
上卡锁紧活塞腔回油，上卡体松开，主活塞腔进油，行车上卡体在主活塞的推动下向下移动90mm，上卡锁紧活
shang ka suo jin huo sai qiang hui you shang ka ti song kai zhu huo sai qiang jin you hang che shang ka ti zai zhu huo sai de tui dong xia xiang xia yi dong 90mm shang ka suo jin huo
油，恢复原位。重复循环，实行自动的上升往复循环动作。下降过程：下卡锁紧活塞腔进油，下卡体锁紧支承杆；
you hui fu yuan wei zhong fu xun huan shi hang zi dong de shang sheng wang fu xun huan dong zuo xia jiang guo cheng xia ka suo jin huo sai qiang jin you xia ka ti suo jin zhi cheng gan
塞腔进油，下卡体锁紧支承杆；上卡锁紧活塞腔回油，上卡体松开，液压升纳瑞德fag进口轴承降平台在主弹簧力的作用下主活塞腔回
sai qiang jin you xia ka ti suo jin zhi cheng gan shang ka suo jin huo sai qiang hui you shang ka ti song kai ye ya sheng na rui de fag jin kou zhou cheng jiang ping tai zai zhu dan huang li de zuo yong xia zhu huo sai qiang hui
支承杆；吊车下卡锁紧活塞腔回油，行车下卡体松开；主活塞腔进油，千斤顶上升一个行程90mm。下卡锁紧活
zhi cheng gan diao che xia ka suo jin huo sai qiang hui you hang che xia ka ti song kai zhu huo sai qiang jin you qian jin ding shang sheng yi ge hang cheng 90mm xia ka suo jin huo
上卡体、下卡体缸筒、付缸筒、座底和弹簧等组成。工作原理如下。纳瑞德fag进口轴承上升过程：上卡锁紧活塞腔进油，上卡体锁紧
shang ka ti xia ka ti gang tong fu gang tong zuo di he dan huang deng zu cheng gong zuo yuan li ru xia na rui de fag jin kou zhou cheng shang sheng guo cheng shang ka suo jin huo sai qiang jin you shang ka ti suo jin
。ysq120一90和ysq152一90穿心式上升和下降千斤顶由主活塞、上卡锁紧活塞、下卡锁紧活塞、
ysq120 yi 90 he ysq152 yi 90 chuan xin shi shang sheng he xia jiang qian jin ding you zhu huo sai shang ka suo jin huo sai xia ka suo jin huo sai
120一90或ysq152—90穿心式上升和行车下降千斤顶、千斤顶提升梁、支承杆和纳瑞德fag进口轴承千斤顶固定梁等组成
120 yi 90 huo ysq152 90 chuan xin shi shang sheng he hang che xia jiang qian jin ding qian jin ding ti sheng liang zhi cheng gan he na rui de fag jin kou zhou cheng qian jin ding gu ding liang deng zu cheng
安全符合jgj59—99标准，安全可靠，受力和动作过程清晰明确。液压升降平台提升设备提升设备由ysq
an quan fu he jgj59 99 biao zhun an quan ke kao shou li he dong zuo guo cheng qing xi ming que ye ya sheng jiang ping tai ti sheng she bei ti sheng she bei you ysq
载或爬杆下部不受力时，防坠装置即刻工作，将承力轴头伸进脚纳瑞德fag进口轴承手承重架的横格档内，阻止脚手架下降。设计要求
zai huo pa gan xia bu bu shou li shi fang zhui zhuang zhi ji ke gong zuo jiang cheng li zhou tou shen jin jiao na rui de fag jin kou zhou cheng shou cheng zhong jia de heng ge dang nei zu zhi jiao shou jia xia jiang she ji yao qiu
液压升降平台防坠系统由防坠器、弹簧座、防坠器联系绳、防坠器前夹紧装置和后夹紧装置组成。千斤顶在不承荷
ye ya sheng jiang ping tai fang zhui xi tong you fang zhui qi dan huang zuo fang zhui qi lian xi sheng fang zhui qi qian jia jin zhuang zhi he hou jia jin zhuang zhi zu cheng qian jin ding zai bu cheng he