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封闭式钢结构皮带廊标准图.docx

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    • 封闭式钢结构皮带廊标准图THE STANDARD DETAIL DRAWINGSOF CLOSED CONVEYER GALLERY OF STEEL STRUCTURENKJ7Collective drawings Ne:图集号:2囂鲁籍南京凯盛水泥工业设计研究院CTIEC Nanjing Triumph Cement Industry Design & Research Institute二00五年CATALOGUE1. 说明 1Specificallon2. 平面布置示 2Pion layout sketch3. 钢桁架、檯条选用表,安装及连接大样 3The preierred table of steel truss and purlin, details for erection and conneclion.4. 钢桁架两端钢架详图,滚动支座详图 4Details for steel Ira me at the two ends of slM truss, details lor roller support5・GHJf18. 21-x・xx上、下弦支撑布置图 5The layout plan ol upper arxJ lower chord barcing of GHJr 1 & 21-x.xx6. GHJf18. 21-x.xx上、下弦支撑节点详图 6Oetoils for joints of upper and lower chord borcir>g of GHJi 18. 21-x.xx7・GHJf24、27 — x・xx上、下弦支撑布置图 7The layout pion of upper and lower chord barcing of GHJf24. 27-x.xx8. GHJf24、27-x.xx上、下弦支撑节点详图 8Deloils for joints of upper and lower chord borchg of GHJi24. 27-x.xx9. 支撑选用表 9Table for preferred barcing10. 胶带拉紧孔处支撐示意图,楝条连接大样图 10Sketch lor bracing at the hole ol belt tension device, details for purlin connection11. GHJ f18-x.xx 详图 11Detoils for GHJr 18-x.xx12- GHJ f18-x.xx 钢材表 1213. GHJf21-x.xx 详图 13Details for GHJ(21-x.xx14. GHJf21 -x.xx 钢材表 14Schedule for structural steel of GHJ»21-x.xx15. GHJf24-x.xx 详图 15Deloils 1or GHJi24-x.xx1 6. GHJr24-x.xx 钢材表 16Schedule for structural steel of GHJf24-x.xx17. GHJf27-x.xx 详图 17Details lor GHJr27-x.xx18. GHJf27-x.xx 钢材表 18Schedule for structural steel of GHJf27-x.xxSchedule for slruclural steel of CHJi 18-x.xx7.构件编匕及选例1.木图集为钢结构带式输送机封闭皮带通廊钢桁架(上翻式〉•胶带的宽度为500. 650, 800. 1000,廊面的宽度为2. 7m, 3. 2m,坡度为0。

      ~162•本图集包扌舌:(1) •钢走道(2) ・钢桁架■跨度 18m, 21m, 24mr 27md3•廊面尺寸•根摇胶带的宽度,一般应按下表选用:雪载 0.5 kN/nf圧型钢板及梁、標条、支悴等 0.5 kN/m,(1)・钢桁架GHJr243.2 a胶帘宽俊(mm)A(mm)厲耐ft人範R(mm)C(mm)胶带支架荷裁(kN/付)5008702700见 单 体 设 tl3.3650102027004.5800122032006.01000144032009.5风压(kN/mO风荷载等级0.55a0.75b•上弦支撑跨度8'27m)风荷载等级(见表)廊而毘大宽度SC18-2.7a;|风荷娥等级(见表)表中:A胶带支架的宽度:B廊而的宽度,表内为许可最大宽度: c胶带q|心线到栈桥边的距离A、B、C见平面布置示意图(一)当A与表列数值不同时,应在个体设计中注明4 •设计荷栽:(1)•走道板均布荷载活载2.0kN/nV钢板重0.5kN/nV钢梁、支撐及栏杆等0.5kN/m,共计S-3.0kN/nf(2)・胶带支架荷载见农.表中荷载为未乘动力系数的值当实际荷敢超过上述数值时,由个体设计自行处理。

      <3) •屋而均布荷戦活载 0.5 kN/nf灰载 0.5 kN/nf表中凤压为考•虑高度变化系数后的风爪.(5) ・抗箴设防烈度W8度6) •使用温度高于-30° C5. 使用材料(1) •钢材型钢.钢板及普通螺栓采丿UQ235号钢.其质怕标准应符合 攵磁萦结构钢》(GB700)的规眾:当使用温疫低于20° C 时,应有20C冲击韧性合格保证2) •焊条采用E43型,其性能应符合《碳钢埠条》(GB5117) 的要求6. 制作及安装(1) •钢结构的制作及安装,应按《钢结构工程施工质量验收规范》(GB30205 2001)的要求进行;(2) ・钢桁架制作时,应按跨度的1/500起拱.并按放样尺寸下料;(3) •弦杆长度不足时,要求用等强对接焊将型钢接长,同时两根弦杆型钢接头的位置应互相错#100^200,并放在节点 板上;⑷•本图集考虑两郴桁架整体吊装,当采用单郴吊装时, 应采取临时加固措施;(5) •胶带拉紧孔处的上弦支撑,应视具体悄况.市个体设 计自行处理;可参考第10页设宜°(6) •所有钢构件农面均应认真除锈.然后刷防锈底漆两道,側漆两道(颜色见建筑)上弦支撐・下弦支撑卜弦支撑•屋而標条・墙面標条&变形缝钢桁架跨度(18~27m)XC21-3.2a;|风荷载等级(见表) 」 廊而最大宽度钢桁架跨度< 18、27m)WLT1 8-2.7;| 丿弟而最大宽度钢桁架跨『7或3. 2m)(18"27m)0LT18-X.风荷载等级(见农)钢桁架跨度<18"27m)(1 )・对较长的带式输送机封闭栈桥,应按规范毎隔-定 长度设鬣-道变形缝,变形缝可以用滚动支座或双 柱:(2) •每一变形区段.宜尽可能探用同一类型.同一跨度 的结构.并在中部设井字架承受纵向力,井架两边 柱的根数宜尽可能相等。

      9.选用该图集时应尽可能在单体设计中作平面布迓图.以便明确表示出皮带廊宽度、皮带中心线等定位编号NKJ7页X1SPECIFICATION1. This collecliv・ drawings ofkrs lhe details of sUel truss (upturning lype)which composes the close gallery for belt conveyor. The width ot the belt is 500, 650, 800. 1000,the width ol gallery surface is 2・7叭3・2m, and lhe slope of belt conveyor a is (T-*16*.2. This collective drawings includes:(1) . Steel walkway.(2) . Steel Iruss, the truss spon: 18m, 21m, 24m.3・ According to the width of belt, the gallery surface width should be chosen as follows:Wind pressure (kN/nri1)Wind load grade0.55a0.75b(4) Wirxl load:7・ Member numbering and example(1) .Steel trussThe wind pressure in lhe (able is lhe wirxl pressure considering lhe altitude variallon faclor.Spon(18~27m)Symbol ofGHJ.24Steel trussWind load grade(See table)The mox widlh of gallery surioceTfw width o1 bell (mm)A(mm)The max.width of gallery surfaceB (mm)c (mm)The load ol belt supporting frame (kN/sel)5008702700See deportmenl design3.3650102027004.5800122032006.01000144032009.5In the table:A-the width of belt supporting Irome.B-the width of lhe gallery sudoce・ There is the permissive maximum width in the tableC-the cUstarwe between lhe center line of the belt ond the gollery edge・ A.B.C・ is shown in the plane layout sketch (1).When A 1$ different from lhe dale In the table, it should be Indicated in the department design drawing・4. Design load:(1) . Unilormly distributed load on the walkway・Live lood 2.0 kN/rrfDead lood of sleel plale 0.5 W/ntSteel beam, bracing and roiling 0.5 kN/n?Tola I: S=3.0 kN/*(2) The lood on b«lt supporting 。

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