HF-1型乙炔瓶干式回火防止器,系溶解乙炔气瓶 (简称乙炔瓶)专用的安全装置,它在进行气焊、气割和火焰加热等作业时,可防止氧、乙炔混合气回火爆炸。 结构及工作原理 这种回火防止器的结构如图1所示、正常工作时,乙炔瓶的乙炔气由减压器调整压力后,通过滤网10除掉颗粒性杂质,推 HF-1 Acetylene dry-type tempering preventer, Department of acetylene gas cylinders (acetylene bottles) for the safety device, which in gas welding, gas cutting and flame heating operations, to prevent oxygen, acetylene gas mixture tempering explosion. Structure and working principle The structure of this tempering prevention device shown in Figure 1, the normal work, acetylene acetylene gas bottle pressure regulator by the pressure regulator, through the filter 10 to remove particulate impurities, pushing