A11VOL260EP2/11R-NPD12K02柱塞液压泵河北邯郸柱塞泵的工作原理
柱塞泵是液压系统的一个重要装置。它依靠柱塞在缸体中往复运动,使密封工作容腔的容积发生变化来实现吸油、压油。柱塞泵具有额定压力高、结构紧凑、效率高和流量调节方便等优点,被广泛应用于高压、大流量和流量需要调节的场合,诸如液压机、工程机械和船舶中。
柱塞泵是往复泵的一种,属于体积泵,其柱塞靠泵轴的偏心转动驱动,往复运动,其吸入和排出阀都是单向阀。当柱塞外拉时,工作室内压力降低,出口阀关闭,低于进口压力时,进口阀打开,液体进入;柱塞内推时,工作室压力升高,进口阀关闭,高于出口压力时,出口阀打开,液体排出。当传动轴带动缸体旋转时,斜盘将柱塞从缸体中拉出或推回,完成吸排油。
A11VOL260EP2/11R-NPD12K02柱塞液压泵河北邯郸河北邯郸A11VOL260EP2/11R-NPD12K02
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A11VO40LRS/10R-NSC12N00
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A11VO95LRH2/10R-NPD12K01
A11VO95DRS/10R-NSD12N00
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A11VO130LRS/10R-NSD12N00
A11VO130LRS/10R-NPD12N00
在现在的灾后营救工作中常用的是搜救犬和*的生命探测仪,通过搜救犬高灵敏的听觉与嗅觉找到被埋人员的大概方位,然后通过*的生命探测仪探测跟踪被埋人员的呼吸与体温,甚至探听被埋者的呼叫声或拍打声。但是如果被埋人员没有知觉,或者没有任何响应动作,心跳是理想的探测参数。相对于探测由呼吸引起的身体运动设备,这种心跳传感器设备更加灵敏,可以探测更深碎石中的生存者。当前设备正在做一系列的现场测试,然后分析是否还需要硬件或软件上的改进,目前设备大概一个皮箱那么大,重约2磅,电池工作时间14小时,满足12小时一班的营救工作。
以上型号不全~可咨询~