一、前言常压热水锅炉以其价格低、占地面积小、锅炉房投资少、便于是小面积用户使用等优点占据了较大的一块市场。国务院颁布的《特种设备安全监察条例》于2003年6月1日施行后,特种设备安全监督管理部门停止了对常压热水锅炉的监督管理,对常压锅炉制造、安装、使用者失去了约束,使较多的在用小型常压热水锅炉存在着以下两方面的安全隐患,一、锅炉上部 First, the introduction Atmospheric pressure hot water boiler with its low price, small footprint, less investment in the boiler room, easy to use a small area for the advantages of users occupy a larger market. After the promulgation of the “Special Equipment Safety Supervision Regulations” promulgated by the State Council on June 1, 2003, the special equipment safety supervision and administration departments stopped the supervision and administration of atmospheric hot-water boilers, and lost control over the manufacture, installation and use of atmospheric boilers Constraints, so that more small-scale hot water boiler in the presence of the following two security risks, the upper part of the boiler