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[安全资料] 氧—乙炔火焰淬火工安全操作规程

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发表于 2007-3-1 08:53:42 | 显示全部楼层 |阅读模式
<DIV class=Content>
< class=MsoNormal><SPAN>氧—乙炔火焰淬火工安全操作规程</SPAN><SPAN><FONT face="Times New Roman"> </FONT></SPAN></P>
< class=MsoNormal><SPAN><FONT face="Times New Roman"></FONT></SPAN>&nbsp;</P>
< class=MsoNormal><SPAN>  </SPAN><SPAN><FONT face="Times New Roman">1</FONT></SPAN><SPAN>.电石:  <BR></SPAN><SPAN><FONT face="Times New Roman">(1)</FONT></SPAN><SPAN>禁止用铁凿子和铁锤开电石桶,而应当用青铜制的小锤或专用器具来开桶。电石桶打开后必须盖好;  </SPAN><SPAN><FONT face="Times New Roman">(2)</FONT></SPAN><SPAN>电石桶存放到库房或指定地点;  <BR></SPAN><SPAN><FONT face="Times New Roman">(3)</FONT></SPAN><SPAN>捣碎电石时应用青铜锤子。</SPAN></P>
<P class=MsoNormal><SPAN>  <BR></SPAN><SPAN><FONT face="Times New Roman">2</FONT></SPAN><SPAN>.氧气瓶:  <BR></SPAN><SPAN><FONT face="Times New Roman">(1)</FONT></SPAN><SPAN>氧气瓶应直立放置,并用卡子等加以固定。平放对,必须使气门比底座稍高;  <BR></SPAN><SPAN><FONT face="Times New Roman">(2)</FONT></SPAN><SPAN>禁止将氧气瓶放在靠近火源、热源的地方。防止碰撞和在阳光下曝晒;  <BR></SPAN><SPAN><FONT face="Times New Roman">(3)</FONT></SPAN><SPAN>氧气瓶不应与乙炔发生器放在一起,应该相距</SPAN><SPAN><FONT face="Times New Roman">5</FONT></SPAN><SPAN>~</SPAN><SPAN><FONT face="Times New Roman">10</FONT></SPAN><SPAN>米以上;  <BR></SPAN><SPAN><FONT face="Times New Roman">(4)</FONT></SPAN><SPAN>氧气瓶上不允许有油脂,不准用有油渍的手套去开氧气瓶;  <BR></SPAN><SPAN><FONT face="Times New Roman">(5)</FONT></SPAN><SPAN>氧气瓶在压力调节器、压力表不正常、无铅封或安全阀不可靠时禁止使用;</SPAN><FONT face="Times New Roman"> </FONT><SPAN>  <BR></SPAN><SPAN><FONT face="Times New Roman">(6)</FONT></SPAN><SPAN>瓶内氧气所示压力不得少于</SPAN><SPAN><FONT face="Times New Roman">0</FONT></SPAN><SPAN>.</SPAN><SPAN><FONT face="Times New Roman">05</FONT></SPAN><SPAN>兆帕。</SPAN></P>
<P class=MsoNormal><SPAN>  <BR></SPAN><SPAN><FONT face="Times New Roman">3</FONT></SPAN><SPAN>.乙炔发生器:  <BR></SPAN><SPAN><FONT face="Times New Roman">(1)</FONT></SPAN><SPAN>乙炔发生器与火焰淬火工作地点之间距离应不少于</SPAN><SPAN>。应避开电线的闸刀开关及送风机的抽风地点等;  </SPAN><SPAN><FONT face="Times New Roman">(2)</FONT></SPAN><SPAN>乙炔发生器的水温不得超过</SPAN><SPAN>。周围空气不得超过</SPAN><SPAN>。乙炔气温不得超过</SPAN><SPAN>;  <BR></SPAN><SPAN><FONT face="Times New Roman">(3)</FONT></SPAN><SPAN>禁止将明火、燃着的烟卷或炽热的物件接近乙炔发生器。发生器防爆膜不可随便代用,并应经常检查;  </SPAN><SPAN><FONT face="Times New Roman">(4)</FONT></SPAN><SPAN>气温低于</SPAN><SPAN>时,乙炔发生器内应加热水或食盐水、氯化钙水。下班时将乙炔发生器内的水全部放净;  </SPAN><SPAN><FONT face="Times New Roman">(5)</FONT></SPAN><SPAN>乙炔发生器冰冻时,可用热水或蒸气加热融化,不允许用明火加热或铁棍撬打;  <BR></SPAN><SPAN><FONT face="Times New Roman">(6)</FONT></SPAN><SPAN>每台淬火机必须配有回火防止器,并应灌上一定高度的水位。每次工作前和发生回火后,都要检查一次水位。严寒时可加盐水以防冰冻;  <BR></SPAN><SPAN><FONT face="Times New Roman">(7)</FONT></SPAN><SPAN>乙炔发生器和回火防止器应经常清洗;  <BR></SPAN><SPAN><FONT face="Times New Roman">(8)</FONT></SPAN><SPAN>装出电石时严禁用钢制工具敲打乙炔罐,防止产生火花爆炸。乙炔压力不得超过</SPAN><SPAN><FONT face="Times New Roman">0</FONT></SPAN><SPAN>.</SPAN><SPAN><FONT face="Times New Roman">15</FONT></SPAN><SPAN>兆帕。  </SPAN></P>
<P class=MsoNormal><SPAN></SPAN>&nbsp;</P>
<P class=MsoNormal><SPAN></SPAN><SPAN><FONT face="Times New Roman">4</FONT></SPAN><SPAN>.输气软管和喷火嘴:  <BR></SPAN><SPAN><FONT face="Times New Roman">(1)</FONT></SPAN><SPAN>禁止将软管设在明火、热导管、电线或其它热源附近;  <BR></SPAN><SPAN><FONT face="Times New Roman">(2)</FONT></SPAN><SPAN>软管不准有漏气和堵塞现象。使用新的软管时应用压缩空气吹净管内滑石粉或灰屑;  <BR></SPAN><SPAN><FONT face="Times New Roman">(3)</FONT></SPAN><SPAN>如果乙炔软管着火,应将软管着火处上方弯折;氧气软管着火不准用弯折办法,应关闭上一级氧气阀门。  </SPAN><SPAN><FONT face="Times New Roman">(4)</FONT></SPAN><SPAN>喷火嘴应用紫铜制造,不得用黄铜;喷嘴不准放在地上;  <BR></SPAN><SPAN><FONT face="Times New Roman">(5)</FONT></SPAN><SPAN>喷火嘴温度过高时,应暂停操作或关闭乙炔气门,但不得关闭氧气,然后将喷火嘴置于冷水中冷却;  </SPAN><SPAN><FONT face="Times New Roman">(6)</FONT></SPAN><SPAN>点燃时,应先小开氧气门,再开乙炔气点燃,然后调节,熄灭时应先关乙炔气门,再关氧气门。为避免喷火孔爆炸,也可先关闭一些氧气</SPAN><SPAN><FONT face="Times New Roman">(</FONT></SPAN><SPAN>不能一下子关死</SPAN><SPAN><FONT face="Times New Roman">)</FONT></SPAN><SPAN>,再关乙炔。最后将氧气门关死。  </SPAN></P>
<P class=MsoNormal><SPAN></SPAN>&nbsp;</P>
<P class=MsoNormal><SPAN></SPAN><SPAN><FONT face="Times New Roman">5</FONT></SPAN><SPAN>.其它;  <BR></SPAN><SPAN><FONT face="Times New Roman">(1)</FONT></SPAN><SPAN>工作前应预备好淬火冷却用水;  <BR></SPAN><SPAN><FONT face="Times New Roman">(2)</FONT></SPAN><SPAN>工作完毕应整理好氧气和乙炔软管,并打扫工作场地卫生。</SPAN></P></DIV>
发表于 2009-1-29 15:01:08 | 显示全部楼层
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