DB37/T 5224-2022 建筑施工附着式铝合金升降防护平台安全技术规程
DB37/T 5224-2022 Construction Safety Technical Regulations for Attached Aluminum Alloy Lifting and Protection Platforms in Construction Workplaces
基本信息
发布历史
-
2022年08月
研制信息
- 起草单位:
- 山东建筑大学、山东新活新材料科技有限公司、中建八局第二建设有限公司、中国建筑第五工程局有限公司、中租益联建筑工程有限公司、广州达蒙安防科技有限公司、江苏盛浩工程科技有限公司
- 起草人:
- 王积永
- 出版信息:
- 页数:60页 | 字数:- | 开本: -
内容描述
山东省工程建设标准DB37
DB37/Txxxx-2022JXXXX-2022
建筑施工附着式铝合金升降防护平台
安全技术规程
TechnicalSafetySpecificationsofAl-alloyAttachedLifting
ProtectionPlatformforBuildingConstruction
xxxx-xx-xx发布xxxx-xx-xx实施
山东省住房和城乡建设厅
山东省市场监督管理局联合发布
山东省工程建设标准
建筑施工附着式铝合金升降防护平台
安全技术规程
TechnicalSafetySpecificationsofAl-alloyAttachedLifting
ProtectionPlatformforBuildingConstruction
DB37/Txxxx-xxxx
住房和城乡建设部备案号:Jxxxxx-20xx
主编单位:山东建筑大学
山东新活新材料科技有限公司
批准部门:山东省住房和城乡建设厅
山东省市场监督管理局
施行日期:××××年××月××日
2022济南
山东省工程建设标准
建筑施工附着式铝合金升降防护平台安全技术规程
TechnicalSafetySpecificationsofAl-alloyAttachedLiftingProtectionPlatform
forBuildingConstruction
DB37/Txxxx-xxxx
住房和城乡建设部备案号:Jxxxxx-20xx
*
出版:
地址:
印刷:
开本:mm×mm印张:字数:千字年月第一版年月第一次印
刷
*
统一书号:定价:元
版权所有翻印必究
(邮政编码)
本社网址:
前言
根据山东省住房和城乡建设厅山东省市场监督管理局《关于印发2021年山东省工程
建设标准制修订计划的通知》(鲁建标字〔2021〕19号)要求,为促进建筑施工安全、高
效、规范,加强我省建筑施工附着式铝合金升降防护平台(以下简称“铝合金防护平台”)
的安全管理,规范建筑施工附着式铝合金升降防护平台的设计、安装、升降、检查、验收、
使用、拆除及安全管理,规程编制组在广泛调研、大量实验研究和广泛征求意见的基础上,
认真总结工程应用实践经验,参考国内相关标准,立足山东省实际情况,制定本规程。
本规程共分9个章节及附录,主要内容包括:1.总则;2.术语和符号;3.基本规定;4.
材料与构配件;5.荷载与设计计算;6.构造要求;7.安装拆除与升降使用;8.检查与验收;
9.安全管理。
本规程在执行过程中,请各单位注意总结经验,积累资料,及时将修改意见或建议寄
送至山东建筑大学(山东省济南市历城区凤鸣路1000号,邮编:250001,联系电话:0535
-8952868,邮箱:64359736@)
主编单位:山东建筑大学
山东新活新材料科技有限公司
参编单位:中建八局第二建设有限公司
中国建筑第五工程局有限公司
中租益联建筑工程有限公司
广州达蒙安防科技有限公司
江苏盛浩工程科技有限公司
主要起草人员:王积永马仁怀杨蕾李少华刘国栋张福林谭学军张立波
桂大伟龚正军徐栋魏群鲁昊东陈林郑垒邹芳玉
马智宇贺亚杨锐杜宇周昊张小刚
主要审查人员:王培军肖学全刘杰王乔王洪林邢庆毅刘大宝李加敖
王晓航
目次
1总则·············································································································1
2术语和符号····································································································2
2.1术语·······································································································2
2.2符号·······································································································4
3基本规定·······································································································6
4材料与构配件································································································8
5荷载与设计计算····························································································10
6构造要求······································································································15
6.1基本结构组成··························································································15
6.2基本参数································································································15
6.3结构构造································································································15
6.4安全装置································································································19
7安装拆除与升降使用······················································································21
7.1一般规定································································································21
7.2安装······································································································21
7.3升降······································································································23
7.4使用······································································································23
7.5拆除······································································································24
8检查与验收···································································································26
8.1构配件检查与验收····················································································26
8.2防护平台构架检查与验收··········································································26
8.3安装平台检查与验收················································································27
9安全管理······································································································29
附录A············································································································31
附录B············································································································35
本规程用词说明·······························································································36
引用标准名录··································································································37
条文说明········································································································39
Contents
1GeneralProvisions····························································································1
2TermsandSymbols···························································································2
2.1Terms·······································································································2
2.2Symbols····································································································4
3Basicregulations······························································································6
4MaterialsandComponents···················································································8
5LoadsandDesignCalculation·············································································10
6StructuralRequirements····················································································15
6.1BasicStructureComposition·········································································15
6.2Basicparameters························································································15
6.3Structures································································································15
6.4SafetyDevices··························································································19
7Installation,Dismantlement,Lifting,andUse····························································21
7.1Basicregulations························································································21
7.2Installation·······························································································21
7.3Lifting····································································································23
7.4Use········································································································23
7.5Dismantlement··························································································24
8CheckandAcceptance······················································································26
8.1CheckandAcceptanceforMaterialsandComponents···········································26
8.2CheckandAcceptanceforScaffoldFrame·························································26
8.3CheckandAcceptanceforInstallationPlatforms··················································27
9SafetyManagement··························································································29
AppendixA:InspectionRecordsbeforeUse······························································31
AppendixB:InspectionRecordsafterEachLiftingorLowering······································35
ExplanationofTermsUsed···················································································36
ListofReferenceStandards··················································································37
Addition:ExplanationofProvisions·········································································39
1总则
1.0.1为确保建筑施工过程中的人员安全、材料安全、设备安全,依据国家现行有关安全
生产的法律、法规,制定本规程。
1.0.2本规程适用于山东省建筑施工附着式铝合金升降防护平台的设计、安装、升降、检
查、验收、使用、拆除及安全管理。
1.0.3建筑施工附着式铝合金升降防护平台的设计、安装、升降、检查、验收、使用、拆
除及安全管理除应符合本规程外,尚应符合国家和山东省现行有关标准的规定。
1
2术语和符号
2.1术语
2.1.1建筑施工附着式铝合金升降防护平台al-alloyattachedliftingprotection
platformforbuildingconstruction
搭设一定高度并附着于工程结构上,依靠自身的升降设备和装置,可随工程结构逐层
爬升或下降,具有防倾覆、防坠落装置的外防护平台。铝合金防护平台的脚手板、竖向主
框架的杆件、竖向副框架的杆件等主要构件应为铝合金材质,竖向主框架的导轨宜为铝合
金材质。
2.1.2防护平台构架structureofsafetyprotectionplatform
由竖向主框架、竖向副框架、水平支承结构、脚手板组成的架体结构,也是操作人员
作业的场所。
2.1.3升降机构liftingmechanism
铝合金防护平台升降的重要机构,由升降支座、上吊座、下吊座、导轨、升降动力设
备组成。
2.1.4竖向主框架verticalmainframe
铝合金防护平台结构主要组成部分,垂直于建筑物外立面,并与附着支承装置连接。
主要承受和传递竖向和水平荷载的框架。
2.1.5导轨guiderail
附着在附墙支承结构或者附着在竖向主框架上,引导铝合金防护平台上升和下降的轨
道。
2.1.6竖向副框架verticalsub-frame
铝合金防护平台结构的组成部分,垂直于建筑物外立面,主要承受和传递竖向和水平
荷载的框架,不与附着支承装置连接。
2.1.7水平支承结构horizontalsupportingstructure
铝合金防护平台结构的组成部分,设置在竖向主框架底部且与竖向主框架相连接,与
建筑结构外立面平行且与竖向主框架垂直,主要承受铝合金防护平台竖向荷载,并将竖向
荷载传递至竖向主框架的水平支承结构。
2.1.8附着支承装置attachedsupportingequipment
2
铝合金防护平台与建筑结构相连接的构件,承受并将铝合金防护平台荷载传递至建筑
结构的装置,其构成集附墙支座、防坠落装置、防倾覆装置、停层卸荷装置于一体。
2.1.9脚手板scaffoldboard
铝合金防护平台结构的重要组成部分,搭设于两竖向主框架或两竖向副框架之间和水
平支撑桁架之上,垂直于竖向主框架与竖向副框架,是铝合金防护平台作业支承部件。
2.1.10防倾覆装置topplingpreventionequipment
防止铝合金防护平台在使用过程中发生倾覆的装置。
2.1.11防坠落装置fallingpreventionequipment
铝合金防护平台在使用过程中发生意外坠落时的制动装置。
2.1.12停层卸荷装置Parkingunloadingdevice
设置在附着支承装置上,当铝合金防护平台停在某一楼层上时,将铝合金防护平台荷
载传递至附着支承装置上的装置。
2.1.13升降支座liftingbearing
直接附着在建筑结构外立面上,并与升降动力设备连接,承受并传递铝合金防护平台
升降荷载的支承结构。
2.1.14上吊座hangingbearing
与升降动力设备的上端连接,且附着在导轨或竖向主框架上的悬挂支座。
2.1.15下吊座loweringbearing
与升降动力设备的下端连接,且附着在平台导轨下端或水平支承结构上的起吊支座。
2.1.16防护平台高度heightofsafetyprotectionplatform
铝合金防护平台最底层杆件轴线至铝合金防护平台最上层横杆(即护栏)轴线间的距
离。
2.1.17防护平台宽度widthofsafetyprotectionplatform
铝合金防护平台内、外排立杆轴线之间的水平距离。
2.1.18防护平台支承跨度supportingspanofsafetyprotectionplatform
两相邻竖向主框架中心轴线之间的距离。
2.1.19悬挑长度overhanglength
铝合金防护平台水平方向悬挑长度,即铝合金防护平台竖向主框架中心轴线至铝合金
防护平台端部立面之间的水平距离。
2.1.20悬臂高度cantileverheight
3
铝合金防护平台最上部具有防倾覆功能的有效附着支撑装置以上的铝合金防护平台高
度。
2.1.21荷载控制系统loadingcontrolsystem
能够反映、控制升降机构在工作中所承受荷载的装置系统。
2.1.22同步控制装置synchronouscontroldevice
在铝合金防护平台升降中控制各升降点的升降速度,使各升降点的荷载或高差在设计
范围内,即控制各点相对水平高差的装置。
2.1.23智能监控系统intelligentmonitoringsystem
设置在铝合金防护平台上,具有全时程、工作范围全覆盖的监控,同时可实现定位、
联网、上云、在线通话、实时监管等功能。
2.2符号
2.2.1作用和作用效应
M——弯矩设计值;
N——轴力设计值;
S——荷载效应组合的设计值;
SGk——恒荷载效应的标准值;
SQk——活荷载效应的标准值;
P——单根高强度螺栓的预拉力;
,——单根高强度螺栓所承受的剪力设计值和拉力设计值。
2.2.2��计��算指标
f——铝合金型材的抗拉、抗压和抗弯强度设计值;
fv——铝合金型材的抗剪强度设计值;
b
ft——螺栓抗拉强度设计值;
b
fv——螺栓抗剪强度设计值;
σ——正应力;
τ——剪应力;
单根螺栓所承受的剪力设计值;
'
��——单个附着支座所承受的最大竖向荷载设计值;
�1——
4
——单根螺栓所承受的拉力设计值;
'
��——单个附着支座所承受的水平荷载设计值;
'
��、——单根螺栓所承受的剪力和拉力设计值(N);
''
b�b�
�Nv、N�t——单根螺栓抗剪、抗拉承载能力设计值(N);
——螺栓头及螺母下构件抗冲切承载力设计值;
�
�𝑡,——单根高强度螺栓的受剪、受拉承载力设计值。
��
2.2.3��计�算�系数
L——受弯杆件计算跨度;
γG——恒荷载分项系数;
γQ——活荷载分项系数;
γ1——附加安全系数;
γ2——附加荷载不均匀系数;
γ3——冲击系数;
φ——轴心受压构件的稳定系数;
——摩擦面的抗滑移系数。
2.2.4�几何参数
A——构件的截面面积;
An——构件的净截面面积;
d——螺栓直径;
v——挠度计算值;
[v]——挠度容许值;
W——构件的毛截面模量;
Wn——构件的净截面模量;
λ——长细比;
[λ]——容许长细比;
——传力摩擦面数目;
�
�de——螺栓螺纹处有效截面直径(mm)。
5
3基本规定
3.0.1铝合金防护平台的构造应能保证其结构体系的稳定、构造合理、连接牢固、搭设与
拆除方便、使用安全可靠。
3.0.2铝合金防护平台所采用的铝合金材料、构配件应有质量证明书或合格证,并符合相
关标准要求及设计要求。
3.0.3产权单位和使用单位应对铝合金防护平台使用情况进行记录和归档,应具备下列资
料:
1.产品制造商、出厂检验日期、产品编号等信息;
2.铝合金防护平台的样架检验报告或型式检验报告;
3.产品出厂合格证及原材料的质量合格证明;
4.使用说明书,内容应包括产品型号、技术参数、架体构造、适用条件和范围、安装、
升降、拆除施工工艺、安全技术操作规程、安全使用、检查、验收及维护保养等内容;
5.施工和维修保养情况记录;
6.其他必要的技术证明文件。
3.0.4铝合金防护平台在安装、升降和拆除前,应对作业人员进行书面安全技术交底,并
形成由各方签署的交底记录。
3.0.5铝合金防护平台应根据建筑结构类型、建设工程特点、施工环境等,编制专项施工
方案,并应经审批后组织实施。
属于以下情形之一的,宜进行专家论证:
1.层高超过4.5m;
2.在预制装配剪力墙、保温板做外墙模板工程应用;
3.外立面结构凸凹尺寸、层高变化较大;
4.结构复杂、造型特殊。
提升高度超过150m的施工方案,应进行专家论证。
3.0.6铝合金防护平台的设计、搭设、使用、拆除和维护应满足下列要求:
1.应能承受设计荷载;
2.应满足使用要求,具有安全防护功能;
3.在使用中,铝合金防护平台结构性能不得发生明显改变;
4.当遇外力作用或偶然超载时,不得发生整体损坏;
6
5.依照方案进行设计、搭设、使用、拆除和维护。
3.0.7铝合金防护平台的下降应满足下列要求:
1.防坠落、防倾覆装置有效工作;
2.同步升降控制系统应有效工作;
3.下降速度不得超过提升速度;
4.升降动力设备应具备安全制动功能或定位功能。
7
4材料与构配件
4.0.1铝合金防护平台的铝合金材料、构配件材料宜选用6061-T6、6082-T6或6005A-T6
等型号材质,其化学成分和力学性能应符合现行国家标准《变形铝及铝合金化学成分》GB/T
3190和现行国家标准《一般工业用铝及铝合金热挤压型材》GB/T6892的规定。
4.0.2铝合金防护平台钢制构配件及材料力学性能应符合现行国家行业标准《建筑施工工
具式脚手架安全技术规范》JGJ202和现行国家行业标准《建筑施工用附着式升降作业安
全防护平台》JG/T546的各项要求。
4.0.3铝合金防护平台在施工阶段的使用参数,超过产品定型设计文件和检测报告涵盖范
围时,应按或参考相关标准进行设计复核验算。
4.0.4铝合金件焊接时应采用氩弧气体保护焊,优先选用SA15356焊丝。
4.0.5铝合金结构件型材表面应清洁、无裂纹;表面起皮、气泡、表面粗糙和局部机械损
伤的深度不得超过所在部位壁厚公称尺寸7%,缺陷总面积不得超过表面积的5%,需加工
的部位其表面缺陷深度不得超过加工余量。
4.0.6配件标准件应符合国家、行业相关标准的规定,普通螺栓应采用现行国家标准《六
角头螺栓C级》GB/T5780和现行国家标准《六角头螺栓》GB/T5782的规定,并附有产
品合格证。
4.0.7支承附着支座处混凝土墙体(梁)的强度应按照设计要求确定,不得小于C20;特
殊地区另有规定的应符合当地行政部门的规定。
4.0.8在铝合金防护平台外禁止设置吊物、搭棚、增大倾覆力矩的装置。
4.0.9铝合金防护平台用的钢丝绳、索具、安全绳等均应符合现行国家标准《钢丝绳通用
技术条件》GB/T20118、现行国家标准《压铸锌合金》GB/T13818、现行国家标准《钢丝
绳夹》GB/T5976的规定。
4.0.10铝合金防护平台的构配件,当出现下列情况之一时,应更换或报废:
1.构配件出现塑性变形的;
2.构配件锈蚀严重,影响承载能力和使用功能的;
3.防坠落装置的组成部件任何一个发生明显变形或裂纹的;
4.防坠落装置在架体坠落时动作,发挥防坠落作用后;
5.弹簧件在使用一个单位工程后,出现塑性变形或疲劳破坏;
6.穿墙螺栓在使用一个单位工程后,凡发生变形、磨损、锈蚀的;
8
7.钢拉杆两端连接装置在单位工程完成后,出现变形或裂纹的;
8.电动葫芦链条出现深度超过0.5mm咬伤的;
9.钢丝绳有断丝、松股、硬弯、锈蚀,影响承载安全的;
10.滑轮出现裂纹或磨损超过20%的;
11.销轴出现塑性变形、裂纹或断面磨损达到原尺寸5%的。
4.0.11铝合金防护平台在安装前应进行材料性能检测,不符合安全技术标准的应更换或报
废。
9
5荷载与设计计算
5.0.1铝合金防护平台荷载与设计计算应符合现行国家行业标准《建筑施工工具式脚手架
安全技术规范》JGJ202、现行国家标准《铝合金结构设计规范》GB50429及现行国家标准
《工程结构通用规范》GB55001规定。
5.0.2铝合金防护平台应按最不利荷载组合进行计算,其荷载效应组合应按表5.0.2的规
定采用,荷载效应组合设计值(S)应按式(5.0.2-1)、式(5.0.2-2)计算。
表5.0.2荷载效应组合
计算项目荷载组合
纵、横向水平杆,水平支承结构,使用过程中的固定吊拉杆
永久荷载+可变荷载
和竖向主框架,附墙支座、防倾及防坠落装置
1.永久荷载+可变荷载
竖向主框架等平台构架立杆稳定性2.永久荷载+0.9可变荷载(考虑风荷载)取两种组合,按最
不利的计算。
选择升降动力设备时
选择钢丝绳及索吊具时永久荷载+升降过程的可变荷载
横吊梁及其吊拉杆计算
临时拉结杆及附墙支座风荷载+5.0kN
不考虑风荷载
S=γGSGK+γQSQK(5.0.2-1)
考虑风荷载
S=γGSGK+0.9(γQSQK+γQSWK)(5.0.2-2)
式中:S——荷载效应组合设计值(KN);
γG——永久荷载分项系数,取1.3;
γQ——可变荷载分项系数,取1.5;
SGK——永久荷载效应的标准值(KN);
SQK——可变荷载效应的标准值(KN);
Swk——风荷载效应的标准值(KN)。
5.0.3水平支撑桁架应选用使用工况中的最大跨度进行计算,其上部的铝合金防护平台计
算立杆稳定性时,荷载设计值应乘以附加安全系数=1.43。
5.0.4附着式升降脚手架使用的升降动力设备、吊具、索具、主框架在使用工况下,其荷载
�1
设计值应乘以附加荷载不均匀系数=1.3;在升降、坠落工况时,其荷载设计值应乘以附加
荷载不均匀系数=2.0。�2
�2
10
5.0.5计算附墙支座时,应按使用工况发生突然坠落进行,选取其中承受荷载最大处的支座
进行计算,其荷载设计值应乘以冲击系数=2.0。
5.0.6铝合金防护平台结构、附着支承结构�3、防倾装置、防坠装置的承载能力应按概率极限
状态设计法的要求采用分项系数设计表达式,对铝合金防护平台进行设计,并应进行下列设
计计算:
1.竖向主框架构件强度和压杆的稳定计算;
2.水平支承结构构件的强度和压杆的稳定计算;
3.防护平台构架构件的强度和压杆稳定计算;
4.附着支承结构构件的强度和压杆稳定计算;
5.附着支承结构穿墙螺栓以及螺栓孔处混凝土局部承压计算;
6.连接节点计算。
5.0.7竖向主框架、水平支承结构、防护平台构架应根据正常使用极限状态的要求验算铝
合金防护平台变形。
5.0.8铝合金防护平台构件的容许长细比:
1.竖向主框架压杆的容许长细比:150;
2.脚手架立杆的容许长细比:200;
3.横向斜撑杆的容许长细比:200;
4.竖向主框架拉杆的容许长细比:250;
5.剪刀撑及其他拉杆的容许长细比:350。
5.0.9铝合金防护平台受弯构件的挠度容许值应符合表5.0.9的规定:
表5.0.9受弯构件的挠度容许值
构件类别挠度容许值
脚手板和纵向、横向水平杆L/150和10mm
水平支承结构L/250
悬臂受弯杆件L/400
注:表中L为受弯杆件跨度。
5.0.10铝合金防护平台中普通螺栓强度设计值应按表5.0.10的规定采用:
表5.0.10螺栓连接强度设计值(N/mm2)
bb
材料等级或牌号抗拉强度ft抗剪强度fv
钢4.6、4.8170140
2B11170160
铝合金
2A90150145
5.0.11铝合金防护平台受力构件强度、刚度及稳定性及连接计算应符合《铝合金结构设计
11
规范》GB50429的规定。
5.0.12铝合金防护平台中水平支承结构设计计算应符合下列规定:
1.水平支承结构上部防护平台立杆的集中荷载应作用在桁架上弦的节点上;
2.水平支承结构应构成空间几何不可变体系的稳定结构;
3.水平支承结构与主框架的连接应设计成铰接并应使水平支承结构按静定结构计算;
4.水平支承结构设计计算应包括下列内容:
1)节点荷载设计值;
2)杆件内力设计值;
3)杆件最不利组合内力;
4)最不利杆件强度及压杆稳定性和受弯构件的变形验算;
5)节点板及节点焊缝或连接螺栓的强度。
5.水平支承结构的外桁架和内桁架应分别计算,其节点荷载为防护平台构架的立杆轴
力;操作层内外桁架荷载的分配应通过小横杆支座反力求得。
5.0.13铝合金防护平台中竖向主框架设计计算应符合下列规定:
1.竖向主框架应是几何不可变体系的稳定
推荐标准
- QB/T 2601-2013 体育场馆公共座椅 2013-08-12
- JB/T 7251-2014 塑料挤出拉丝辅机 2014-05-12
- JB/T 8621-2014 放大镜头 2014-05-12
- JT/T 812-2011 非冷冻液化气体罐柜(UN-T50)充灌要求 2012-01-18
- BB/T 0059-2012 医疗器械吸塑包装用共挤膜 2012-05-24
- JB/T 11956-2014 防爆屋顶通风机 2014-05-12
- JB/T 11893-2014 手扶拖拉机轮毂 技术条件 2014-05-12
- JB/T 7474.3-2014 自动照相机技术条件 第3部分:自动卷、倒片 2014-05-12
- JC/T 2121-2012 石材马赛克 2012-12-28
- JT/T 815.2-2012 港口船舶岸基供电系统操作技术规程 第2部分:低压上船 2012-07-05