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气体灭火高压管件安装工艺哪位了解?_其他_设计456问答
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气体灭火高压管件安装工艺哪位了解?

浏览:34次 | 提问时间: 08-06 11:42
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3个答案
璃光 08-06 11:43

*驱动装置由*容器、起动容器的容器阀及*纵管组成,其作用是起动容器中的高压二氧化碳,开放灭火剂容器的容器阀。容器阀安装在贮瓶瓶口上,故又称瓶头阀,贮存容器通过它与管网系统相连,是灭火剂及增压气体进出贮存容器的可控通道的。

lose只剩投影 08-06 11:51

本工艺标准适用于重要机房、珍藏库、档案库等建筑。室内消防采用卤代烷气体灭火系统管道及设备安装工程。卤代烷灭火剂具有不导电、不污染特点,但只有在密闭空间中才能取得良好效果。 
2 施工准备 
2.1 材料设备要求: 
2.1.1 室内消防气体(卤代烷)灭火设备、钢材、管材、管件、各类阀件及附属制品零配件等,应有出厂证明书及产品合格证。进入现场后,安装使用前做检查、验证工作,必须符合*有关规范、部颁标准及消防监督部门的规定和要求。 
2.1.2 按照施工安装进度计划核对进场后的材料数量,检验其规格、型号、尺寸、质量是否符合设计图纸要求。建设工程教育网 
2.1.2.1 镀锌碳素无缝钢管及管件: 
a 管材:采用镀锌碳素无缝钢管或加厚镀锌碳素钢管,管壁内外镀锌均匀,无锈蚀,内壁无卡筋,管壁厚度应符合设计要求。选择管材时,内部经受的压力应满足设计要求。 
b 管件:采用锻压钢件内外镀锌,镀锌层表面均匀,无锈蚀、无偏扣、乱丝、方扣、丝扣不全、角度不准等现象。特别是法兰盘要内外镀锌,镀锌层完整,水线均匀、不得有断裂、粘着污物等现象。 
2.1.2.2 有色金属管道及管件:采用无缝铜管道及管件,管壁厚内外均匀,管皮内外表面光泽平滑,管件不得有丝扣不全、角度不准、偏扣、乱丝等现象。 
2.1.2.3 阀件:阀件到货后,要做抽样实验,应无裂纹、铸造外型美观、内外规矩、开关灵活严密、手*无损坏。建设工程教育网 
2.1.2.4 设备:卤代烷气体钢瓶、起动装置箱及箱内附属设备及零配件的规格、型号、尺寸、质量必须符合设计要求,其设备的零配件应齐全,外观表面规整,无损伤。搬运时戴上瓶盖,不能倒置、冲击,慎重*作,不允许放在日光下直射及高温、附近有危险物等场所。 
2.1.2.5 其它材料:型钢、圆钢、管道支、吊架、管卡子、机油、填料、垫料、电气焊条及防腐涂料等均应符合设计要求。 
2.2 主要机具: 
2.2.1 机具:锯管机、套管机、台钻、手电钻、射钉*、电焊机、空气压缩机、专用弯管机、步话机等。 
2.2.2 工具:管钳、压力案子、手锯、手锤、调管专用支架;钢锯、锉*、板牙、扳手、活扳手;氧气瓶、乙炔气瓶、氧气表、压力表、乙炔表、气焊*、割*;电焊把线、电焊钳子、克丝钳子、改锥;榔头、錾子、发烟*等。 
2.2.3 量具:钢卷尺、平尺、角尺、油标卡尺、水平仪(水平尺)、线坠;白绸布或白纸、
 
 
石笔、粉笔、铅笔等。 
2.3 作业条件: 
2.3.1 预留孔、洞、槽、眼,稳栽各种支、吊、卡架及预埋铁件等,应及时配合土建工程进度预留、预埋。 
2.3.2 干管安装:位于各层(段)的顶层干管,在各层(段)结构封顶后安装;位于楼板下的干管,应在结构进入上一层后进行;位于吊顶内的干管,最好在吊顶前安装完。 
2.3.3 立管安装:应在抹好地面后进行,如需在抹地面前安装时,必须保证水平线和地表面标高准确。 
2.3.4 支管安装:必须在抹完墙面后进行安装。墙面不做抹灰时,支管应在刮腻子后再进行安装。建设工程教育网 
2.3.5 卤代烷气体钢瓶、起动装置箱应在室内墙面、墙裙做完后稳装固定。 2.3.6 管道及设备支架应在装修前就位、稳装。 
2.3.7 其它设备器具应在做完内装修,试压、试验后进行安装。 3 *作工艺 3.1 工艺流程: 
安装准备→ 预留孔、洞、预埋铁件→ 管材、管件、设备及附件清点检查→支、吊架制作、安装→ 管道预制→ 管道安装→ 设备支架安装→集合管及配管件、选择阀安装→单项及系统试压→ 管道冲洗→ 设备、气瓶稳固安装→装配设备附件及压力开关→ 管道刷油→ 喷嘴安装→ 调试 
3.2 安装准备: 
3.2.1 认真熟悉图纸,领会设计意图,确定施工方案。 3.2.2 复核预留、预埋的位置、尺寸、标高。 
3.2.3 根据设计图纸画出管路分部的位置、管径、异变径、预留口的坐标、标高、坡向及支、吊架、卡件的位置草图,并将侧量的尺寸做好记录;并注意并列交叉排列管道的最小间隔尺寸。 
3.2.4 按照草图,进行管道预制*,*后核对尺寸,编号,码放整齐。按照要求安装支、吊、卡、架。 
3.2.5 将预制管道及附件运至安装地点,按编号就位,清扫管膛。 3.3 预留孔、洞及预埋铁件: 
3.3.1 在钢筋混凝土楼板、梁、墙上预留孔、洞时,应设专业人员按照设计图纸将管道及设备的位置、坐标、标高尺寸测量准确。 
3.3.2 配合土建放线*,定标高、尺寸。同时令同有关部门解决施工相互矛盾的问题。 3.3.3 标记好预留孔、洞及预埋铁件的部位。将预制模盒在绑扎钢筋前固定好,开口盒填塞柔性物材。在浇注混凝土过程中,应设专业人员核对、看护,以免位移、错位,并且注意复验位置、尺寸。 
3.3.4 如遇移位、错位,需剔凿处理时,须征得有关部门的同意后,方可进行。
3.4 设备材料的清点检查: 
3.4.1 按照设计图纸要求,安装前,做规格、型号、尺寸、质量等方面的清点验证,保证数量、质量符合设计及安装要求。 
3.4.2 对目测不易识别的材料(阀件)要抽样送试验室检测。 3.5 支、吊架的制作安装: 3.5.1 支、吊架的制作: 
管道支、吊架应按照设计图纸要求选用材料制作,其*尺寸、型号、精度及焊接均应符合设计要求。 
具体制作方法参见1-1。 3.5.2 支、吊架的安装 
3.5.2.1 管道支、吊架安装时应及时进行支、吊架的固定和调整工作。 
3.5.2.2 安装支、吊架的位置、标高应准确、间距应合理。应按设计图纸要求,有关标准图规定进行安装。建设工程教育网 
3.5.2.3 管道不允许位移时,应设置固定支架。必须严格安装在设计规定的位置上,并应使管子牢固地固定在支架上。 
3.5.2.4 埋入墙内的支架,焊接到预埋件上的支架,用射钉安装的支架,用膨胀螺栓固定安装的支架,都应遵照设计图纸要求进行安装。 
3.5.2.5 在没有预留孔、洞和预埋件的混凝土构件上,可以选用射钉或膨胀螺栓安装支架,但不宜安装推力较大的固定支架。 
3.5.2.6 采用膨胀螺栓有不带钻和带钻两种,常用规格为M8、M10、M12 等。 a 用不带钻膨胀螺栓安装支架时,必须先在安装支架的位置上钻孔。 
b 钻出的孔必须与构件表面垂直。孔的直径与套管外径相等,深度为套管长度加15mm。钻好后,将孔内的碎屑清除干净。 
c 把套管套在螺栓上,套管的开口端朝向螺栓的锥形尾部;再把螺母带在螺栓上。然后打入已钻好的孔内,到螺母接触孔口时,用扳手拧紧螺母。随着螺母的拧紧,螺栓的锥形尾部就把开口的套管尾部胀开,使螺栓和套管一起紧固在孔内
3.5.2.7 当安装并列管道时,应注意使管道间距排列标准化。 3.6 预制*: 
3.6.1 管道切断:根据图纸和现场实际测量的管段尺寸,画出草图,按草图计算管道长度下料,在管段上画出所需的分段尺寸后,使工具与管道轴线成直角,将管道垂直切断,不能使用机
械工具等。 
3.6.2 管道切口的处理:一切管道的切口处必须用锉锉成一平滑平面,除去管道内外卷边、毛刺等。 
3.6.3 管道内的检查、清扫、配管端的保护。 
3.6.3.1 管道切口在接合前一定要清扫管口内的存留物及管口边内外的铁屑等。 
3.6.3.2 *完毕或配管作业临时中止时,必须用堵头将管端封闭好,不能使异物进入管内及管口边外的丝扣处。建设工程教育网 
3.6.3.3 安装管道前一定要清扫管膛内及管口边外的丝扣处。 
3.6.4 将预制*好的管段配好零件,编号放到适当位置调直,待安装。 
3.7 管道安装一般包括主干管、支干管、支立管、分支管;集合管、导向管安装。安装时,由主管道开始,其它分支可依次进行即可
希望我的回答可以帮到您。

那年森林 08-06 12:00

这是我了解的七氟丙烷气体灭火装置的配件,但其中需要型号,多大要看您房间而定,
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