JBT84711996JBT84711996标准搜搜网138comJBT84711996

J88JB/T8471－96袋式除尘器安装技术要求与验收规范1996-09-03发布1997-07-01实施中华人民共和国机械工业部发布I前言1范围····················································································································································································································12引用标准·········································································································································································································13定义····················································································································································································································24安装技术要求·······························································································································································································25施工安全技术·······························································································································································································56安装验收规范·······························································································································································································57性能检验·········································································································································································································6附录A（标准的附录）荷重及安全起吊——角度、钢绳、吨位···················································································7附录B（标准的附录）索具卸扣型式和安全使用荷重表···································································································8附录C（标准的附录）吊耳及吊耳规格使用荷重表··············································································································9附录D（提示的附录）滤袋安装拉紧力理论计算值············································································································10附录E（提示的附录）安装与施工使用的各种自制夹具形状·······················································································11JB/T8471－96目次II前言本标准按GB6719—86《袋式除尘器分类及规格性能表示方法》和GB12138—89《袋式除尘器性能测试表示方法》规定了袋式除尘器在使用现场安装以后的检验项目。本标准的附录A、附录B、附录C是标准的附录。本标准的附录D、附录E是提示的附录。本标准由机械工业部机械除尘与有害气体处理设备标准化技术委员会提出并归口。本标准起草单位：重庆环保机械厂、湖北除尘设备厂。本标准主要起草人：王国荣、张世平。JB/T8471－9611范围本标准规定了袋式除尘器安装的术语定义、技术要求、施工安全技术、安装验收规范和性能检验。本标准适用于袋式除尘器在现场进行安装与施工。2引用标准下列标准所包含的条文，通过在本标准中引用而构成为本标准的条文。本标准出版时，所示版本均为有效。所有标准都会被修订，使用本标准的各方应探讨使用下列标准最新版本的可能性。GBJ235—82工业管道施工及验收规范金属管道篇GB786.1—93液压气动图形符号GB/T1804—92一般公差、线性尺寸的未注公差GB2894—88安全标志GB3787—93手持式电动工具的管理、使用、检查和维修安全技术规程GB3805—83安全电压GB4053.1—93固定式钢直梯GB4053.2—93固定式钢斜梯GB4053.3—93固定式工业防护栏杆GB4053.4—93固定式工业钢平台GB4208—84外壳防护等级的分类GB4456~4460—84机械制图GB4728—84电气图图形符号GB5465.2—85电气设备用图形符号GB5725—85安全网GB6095—85安全带GB6514—86涂装作业安全规程涂装工艺安全GB6527.2—86安全色使用导则GB6719—86袋式除尘器分类及规格性能表示方法GB6988—86电气制图GB7059.1—86移动式木直梯安全标准GB7059.2—86移动式木折梯安全标准GB7059.3—86移动式轻金属折梯安全标准GB7093—88图形符号表示规则GB9448—88焊接与切割安全GB10609—89技术制图机械工业部1996-09-03批准中华人民共和国机械行业标准袋式除尘器安装技术要求与验收规范JB/T8471－961997-07-01实施JB/T8471－962GB12138—89袋式除尘器性能测试方法GB12625—90袋式除尘器用滤料及滤袋技术条件GB/T14689~14692—93技术制图GB50204—92混凝土结构工程施工及验收规范GB50205—92钢结构工程施工及验收规范JB5911—91电除尘器焊接件技术要求JB/T5917—91袋式除尘器用滤袋框架技术条件JB/T53046—92除尘器制图补充规定JC/T584—95玻璃纤维过滤袋3定义3.1袋式除尘器利用过滤介质制成袋状或筒状过滤元件来捕集含尘气体中固体颗粒物的设备。3.2使用现场除尘器最终使用地点。3.3除尘器安装在使用现场进行零、部件和构件装配及整机安装施工。4安装技术要求4.1安装技术文件和图样4.1.1除尘器安装时应有安装技术文件、安装图样以及经过点交的除尘器货物清单明细表。4.1.2技术文件应包括资料清单，除尘器产品合格证，机械结构和电气、仪表、滤袋安装的技术说明书，装箱清单，重要配套件外购件检验合格证和使用说明书等。4.1.3安装图样应符合技术制图、机械制图、电气制图、除尘器制图补充规定等标准的规定。4.1.4安装单位应按4.1.1和4.1.2、4.1.3编制安装实施细则、施工技术流程图、施工安全技术章程等有关技术文件。4.2除尘器安装前的清理、检查及保养4.2.1除尘器安装前的清理、检查及保养应由安装单位在安装任务下达后，安装施工前完成。4.2.2按交货清单和安装图样明细表清点检查零部件，缺损件应及时处理，更换补齐。4.2.3除尘器零、部件中凡需运转、滑动部位均应清洗、注油润滑防护。4.2.4结构件因运输、存放造成变形的应校正，并重新涂刷防锈漆，保养完毕后应恢复原标记。4.2.5应对设备基础按表1进行尺寸和位置检查，不符合要求项目应返工处理，基础荷载强度按GB50204—92第8章规定。4.2.6有特定要求的电气设备和仪表可由供需双方商定检查保养事宜。4.3除尘器安装与施工4.3.1除尘器安装与施工应符合本标准4.1和GB50205的规定。4.3.2除尘器安装与施工过程中，必要时可参考附录E自制夹具进行施工，施工完成后应及时拆除，不得留有痕迹。4.3.3焊接施工应符合JB5911的规定。4.3.4除尘器安装极限偏差见表2，管道安装极限偏差见表3。4.3.5焊件必须组对成焊时，壁(板)的错边量应符合以下要求：a)管子或管件对口，内壁齐平，允许错边量不超过管壁厚度的10%，最大错边量小于1mm。b)容器类部件、构件组对焊接允许错边量见表4。JB/T8471－963表1设备基础检查表mm序号项目允许偏差1基础坐标位置（纵、横轴线）±202基础各不同平面的标高–20基础上平面外形尺寸±20凸台上平面外表尺寸–203凹穴尺寸±20基础上平面的不水平度（包括地坪上需安装设备部分）：a)每米54b)全长10竖向偏差：a)每米55b)全高20预埋地脚螺栓：a)标高（顶端）+206b)中心距（在根部和顶部二处测量）±2预留地脚螺栓孔：a)尺寸±10b)中心位置±20c)深度07d)孔壁的铅垂度10预埋活动地脚螺栓锚板：a)尺寸±20b)标高–5c)中心位置±5d)水平度（带槽的锚板）58e)水平度（带螺孔的锚板）5表2除尘器安装极限偏差、公差和检查方法mm项次项目极限偏差和公差检验方法1立柱纵、横向中心线±2.5挂线用尺检查2立柱底板标高±2.5用水准仪直尺检查3立柱垂直度1/1000挂线用尺检查4横梁（第一层）标高±5水准仅用尺检查5横梁（第一层）中心距1/1000用尺检查6横梁（第一层）对角线之差1/1000用尺检查7灰斗中心线±5挂线用尺检查8进出口法兰纵、横向中心线±20挂线用尺检查9灰斗出口标高±5水准仪用尺检查10灰斗上下口几何尺寸±5用尺检查11进出口法兰几何尺寸±5用尺检查12进出口法兰端面垂直度2/1000用线坠、钢尺检查13吊架中心线与滤袋短管中心线相重合2/1000用线坠在每组吊架上检查2~3个点JB/T8471－964表3除尘器安装极限偏差、公差和检查方法mm项次项目极限偏差或公差检验方法1入口管道与各滤袋室中心线±10挂线用尺检查2入口管道中心标高±10用尺检查3调节阀水平度2/1000用水平仪检查4出口管道中心线±10挂线用尺检查5出口管道中心标高±10用尺检查表4组对焊接允许错边量mm焊缝壁厚S错边量纵焊缝S0.1S不大于3＞6~100.2S＞100.1S+1不大于4环焊缝≤60.25S单面焊缝根部不大于24.3.6除尘器所有连接法兰均应衬以密封材料，损坏的密封材料必须更换，接头处应采用斜接，并涂以密封胶，方可联接安装。4.3.7安