【</SPAN>蓄能器</SPAN> </SPAN></SPAN>
NXQ</SPAN>系列蓄能器</SPAN></SPAN></SPAN>不锈钢隔膜式蓄能器</SPAN></SPAN> </SPAN>、不锈钢囊式蓄能器</SPAN></SPAN></SPAN>、美标蓄能器</SPAN></SPAN></SPAN>、国标囊式蓄能器</SPAN></SPAN></SPAN>、非隔离式蓄能器</SPAN></SPAN></SPAN>、隔膜式蓄能器、PED</SPAN>规范(CE</SPAN>标记)蓄能器、蓄能器胶囊</SPAN></SPAN> </SPAN>、蓄能器紧固箍、蓄能器支座</SPAN></SPAN></SPAN></SPAN>
原理:蓄能器上根据液压系统设计要求安全阀有两种类型:</SPAN>
1</SPAN>:充气安全阀。</SPAN>
2</SPAN>:油压安全阀。</SPAN>
充气的安全阀主要是防止蓄能器内部的氮气由于油压的影响而压力过高,比如皮囊式的蓄能器,充气压力在</SPAN>12MP</SPAN>,系统工作压力在</SPAN>20MP</SPAN>,当油压充满蓄能器后会挤压皮囊,此时的皮囊压力会升高,超过</SPAN>12MP</SPAN>,此时安全阀会按照我们设定好的压力值开始泄压,比如我们把安全阀设定到</SPAN>14MP</SPAN>,一旦压力超过</SPAN>14</SPAN>就会泄压,一般出厂的安全阀压力都设定在</SPAN>21MP</SPAN>左右。</SPAN>
还有一种就是用在液压回路里面的安全阀了,有进油的截止阀,溢流阀,还有泄油手柄共同组成。它的工作原理和充气安全阀类似,为了保护蓄能器不超过我们设定的压力,我们将上面的溢流阀调节到我们所需要的压力,一旦系统压力过高,超压部分就会从溢流阀溢流掉,始终保持一个安全的压力。</SPAN>
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