足彩澳门即时盘

石家庄兴耀真空泵科技有限公司

15710325899

sjzxingyao@163.com

行业知识

真空泵系统安全瓶的改进

编辑:石家庄兴耀真空泵科技有限公司时间:2016-04-29

足彩澳门即时盘ZHENKONGBENGXITONGANQUANPINGDEGAIJIN

      为防止真空泵系统进水,可在抽气瓶塞上面增加1个T形管. T形管进气口上接一段橡皮管和1个夹子。抽气瓶塞下面接1个单自动活寒,活塞芯下端用线绳固定在1个钉有小铁钉的木板上,当抽气瓶进水时如接触木板.木板即因液面浮力将活塞芯向上顶。

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