常见呼吸器及空气呼吸器故障排除方法--qsf999的安全生产小屋

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常见呼吸器及空气呼吸器故障排除方法 | 2011-2-7 15:39:00

常见呼吸器及空气呼吸器故障排除方法

现象	可能原因	排除方法
面罩内有持续气流流出	供气阀开关处于打开状态	关闭供气阀开关.如仍有持续气流存在,则应换上新的供气阀,并将换下的供气阀作好标记,由维修人员修理
面罩泄漏	头带松紧不当	重新佩戴面罩,并调节头带的松紧
面罩泄漏	面罩与供气阀连接处泄漏	从面罩上取下供气阀,检查供气阀接口处的O形圈,如果损坏应更换O形圈
吸气时没有空气供给或阻力过大	气瓶阀未打开或未完全打开	完全打开瓶阀
	供气阀故障	用已知功能正常的供气阀来替换被测供气阀,以确定是否为供气阀故障.如果吸气时仍感觉过大,且原减压阀完好,应更换供气阀.
	减压阀故障	用已知功能正常的减压阀来替换被测减压阀,以确定是否为减压阀故障,如果吸气时仍感觉阻力大且原减速压阀完好,应更换减压阀.
呼气阻力过大	面罩上呼气阀阀片发粘	作好标记,由维修人员修理
气瓶阀故障	安全膜片爆裂	更换安全膜片 (确保气瓶内无所气)
气瓶阀故障	其他	更换新的气瓶,将换下的气瓶总成作好标记,由维修人员按气瓶阀修理程序进行修理.在对气瓶阀进行任何修理之前,应确保气瓶内无气
系统泄漏	减速压阀和气瓶阀接口处泄漏	检查连接处平面和沟横内是否有异物,O形圈是否完好.若O形圈损坏,更换新的O形圈,若有异物则去除干净
	中压导管与减压阀连接处泄漏	检查O形圈是否完好.若O形圈损坏,更换新的O形圈,若有异物则去除干净
	快速接头处泄漏	检查供气阀上的否有擦伤\变形等.如有变形或擦伤则更换供气阀,如插头完好,则快速接头插座有故障,更换新的减速压阀中压导管
	压力表和压力表管泄漏	将装备作好标记,由专业人员修理
	减压阀泄漏	将装备作好标记,由专业人员修理

报警器报警压力不正常	报警器	将装备作好标记,由专业人员修理

By:qsf999 | 阅读全文 | 回复(15) | 引用通告 | 编辑

Re:在漫画中识别身边的违章 | 2017-2-18 17:51:47

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Re:在漫画中识别身边的违章 | 2017-2-18 15:15:40

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Re:在漫画中识别身边的违章 | 2016-10-22 18:33:19

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Re:在漫画中识别身边的违章 | 2016-10-22 18:14:43

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Re:在漫画中识别身边的违章 | 2016-10-22 3:14:36

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原创 | 2016-9-6 17:17:32

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By:原创(游客) | 个人主页 | 引用 | 返回 | 删除 | 回复

Re:常见呼吸器及空气呼吸器故障排除方法 | 2011-2-7 16:12:55

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