WO2016033770A1 - Method for construction of suspended rhombic aluminum veneer shading curtain wall for exhibition hall - Google Patents
Method for construction of suspended rhombic aluminum veneer shading curtain wall for exhibition hall Download PDFInfo
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- WO2016033770A1 WO2016033770A1 PCT/CN2014/085917 CN2014085917W WO2016033770A1 WO 2016033770 A1 WO2016033770 A1 WO 2016033770A1 CN 2014085917 W CN2014085917 W CN 2014085917W WO 2016033770 A1 WO2016033770 A1 WO 2016033770A1
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- keel
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
- E04B2/88—Curtain walls
Definitions
- the invention relates to a construction method for a floating diamond aluminum veneer sunshade curtain wall in an exhibition hall.
- the traditional exhibition hall sunshade curtain wall has a complicated structure, complicated construction, lack of construction and use effects, and needs further improvement.
- the object of the present invention is to provide a construction method for hanging a diamond-shaped aluminum veneer sunshade curtain wall in an exhibition hall with convenient construction and good construction quality.
- a construction method for hanging diamond-shaped aluminum veneer sunshade curtain wall in exhibition hall which is characterized by: Before the main keel hoisting installation, according to the accurate calculation results of the building CAD, a number of vertical and vertical vertical aluminum square pipes are temporarily arranged on the inner side of the main keel for temporary support, and the temporary support and the main structure are temporarily fixed, and the single main keel is hoisted one by one.
- the keel adopts 150mm ⁇ 60mm ⁇ 4mm aluminum alloy rectangular pipe with fluorocarbon coating on the surface.
- the angle between the main keel and the horizontal plane is 24.35°, and the angle between the main keel and the secondary keel is 45.82°.
- the welded beef leg is made of 120mm ⁇ 120mm ⁇ 12mm ⁇ 18mm hot-dip galvanized steel cross-shaped steel with fluorocarbon coating on the surface; the aluminum veneer is 4mm thick, double-sided folded, surface fluorocarbon spray;
- the specific steps include:
- the bottom of the curtain wall is 4m above the indoor ground elevation; according to the deepening design drawings, the bottom surface of the curtain wall is the lower surface of the aluminum square tube of the ceiling of the ceiling outside the exhibition hall; before the official construction of the curtain wall keel, the ceiling will be provoked.
- the keel and the head aluminum square tube are installed in place and leveled to meet the curtain wall design requirements;
- the thick steel plate is used as the transfer steel plate, and the transfer steel plate is directly welded on the steel beam of the floor structure.
- the connection between the beef leg and the transfer steel plate is in two forms, one is that the beef leg is directly connected with the transfer steel plate; the other is the transfer.
- Steel plate first with Q345 material 160mm ⁇ 160mm ⁇ 14mm hot-dip galvanized square steel support rods are welded, and the support rods are connected with the beef legs;
- each layer of steel structure side beam is installed, according to the layout pattern and elevation of the transfer steel plate, according to the steel beam column size control line, the position of the embedded part is divided on the steel beam, and the grid line is I-beam beam wing; use the red pen to mark the embedded welding control line;
- the first embedded part of the embedded part from the right side of the axis is numbered, from 1 To a number of buried welding one by one;
- the welding shrinkage and the machining allowance are reserved during the stakeout and cutting, and the sample is prepared according to the stakeout;
- the size of the mold is adjusted before the cross-shaped steel is produced, and the size of the welding is consistent with the drawing;
- the welding of the cross-shaped steel during the welding process is consistent with the mold to prevent the deformation of the steel
- the first section of the beef leg welding installation is the first section of the beef leg welding installation:
- the fourth section of the beef leg referred to as the bracket hinge installation:
- the temporary support rod for temporarily fixing the main keel of the curtain wall is made of 150mm ⁇ 70mm ⁇ 5mm aluminum alloy square tube, the length of which is larger than the height of the curtain wall, and the surface is smooth and straight;
- the support rod is hoisted and installed by the crane, and is adjusted in position.
- the temporary support lower mouth is placed on the top of the provocative ceiling head tube, and the outer side is flush with the outer surface of the head tube, and the angle steel is welded and fixed to the main steel beam.
- the upper mouth is connected to the square tube on the curtain wall to ensure the vertical deviation of the temporary support rod is controlled.
- the main keel is tilted from the lower left to the upper right direction, and the inner side of the main and secondary keels are attached to the outer side of the ceiling head tube, and the lower and the lower keel bottoms are flush with the lower surface of the head tube;
- the main keel is lengthened within the long range of the vehicle boom, and the length does not exceed 18m;
- the main keel is socketed by the high-altitude personnel with the same angle main keel that has been installed in the previous position. After the socket length meets the design requirements, the long main keel is placed on the temporary support corner code;
- the secondary keel is connected with the corner code by screws;
- the ox bracket is installed, and the bracket can be installed according to the fourth section of the cross cantilever beam.
- the bracket holds the main keel that has been installed in place and has a reliable connection with the main keel;
- the diamond-shaped aluminum veneer has a three-dimensional shape, and the back side has a double-folded shape.
- different types of aluminum veneers are set in the diamond-shaped frame, and the double-folded openings respectively catch the primary and secondary keels, and adjust the single-plate in the frame to make the surface of the plate Flat, the slits are straight and consistent, and are fastened with clips on the back of the board;
- the invention has convenient construction and good construction quality; uses temporary support to form a main keel installation control surface of the curtain wall, and fully utilizes CAD
- the accurate calculation results strictly control the installation error, effectively avoiding the deformation caused by the installation of the main keel of the curtain wall, so that the factory-processed components can be installed in a very close fit. It reproduces the rich imagination of the curtain wall designer and has a good quality perception.
- a construction method for hanging a diamond-shaped aluminum veneer sunshade curtain wall in an exhibition hall Before the main keel hoisting installation, according to the accurate calculation results of the building CAD, a number of vertical and vertical vertical aluminum square pipes are temporarily arranged on the inner side of the main keel for temporary support, and the temporary support and the main structure are temporarily fixed, and the single main keel is hoisted one by one.
- the temporary support When it is first placed on the temporary support, then install the secondary keel, adjust the inclination of the ox bracket, fix the main keel on the bracket, remove the temporary support, and finally insert the diamond-shaped aluminum veneer;
- the keel adopts 150mm ⁇ 60mm ⁇ 4mm aluminum alloy rectangular pipe with fluorocarbon coating on the surface.
- the angle between the main keel and the horizontal plane is 24.35°, and the angle between the main keel and the secondary keel is 45.82°.
- the welded beef leg is made of 120mm ⁇ 120mm ⁇ 12mm ⁇ 18mm hot-dip galvanized steel cross-shaped steel with fluorocarbon coating on the surface; the aluminum veneer is 4mm thick, double-sided folded, surface fluorocarbon spray;
- the specific steps include:
- the bottom of the curtain wall is 4m above the indoor ground elevation; according to the deepening design drawings, the bottom surface of the curtain wall is the lower surface of the aluminum square tube of the ceiling of the ceiling outside the exhibition hall; before the official construction of the curtain wall keel, the ceiling will be provoked.
- the keel and the head aluminum square tube are installed in place and leveled to meet the curtain wall design requirements;
- the thick steel plate is used as the transfer steel plate, and the transfer steel plate is directly welded on the steel beam of the floor structure.
- the connection between the beef leg and the transfer steel plate is in two forms, one is that the beef leg is directly connected with the transfer steel plate; the other is the transfer.
- Steel plate first with Q345 material 160mm ⁇ 160mm ⁇ 14mm hot-dip galvanized square steel support rods are welded, and the support rods are connected with the beef legs;
- each layer of steel structure side beam is installed, according to the layout pattern and elevation of the transfer steel plate, according to the steel beam column size control line, the position of the embedded part is divided on the steel beam, and the grid line is I-beam beam wing; use the red pen to mark the embedded welding control line;
- the first embedded part of the embedded part from the right side of the axis is numbered, from 1 To a number of buried welding one by one;
- the welding shrinkage and the machining allowance are reserved during the stakeout and cutting, and the sample is prepared according to the stakeout;
- the size of the mold is adjusted before the cross-shaped steel is produced, and the size of the welding is consistent with the drawing;
- the welding of the cross-shaped steel during the welding process is consistent with the mold to prevent the deformation of the steel
- the first section of the beef leg welding installation is the first section of the beef leg welding installation:
- the fourth section of the beef leg referred to as the bracket hinge installation:
- the temporary support rod for temporarily fixing the main keel of the curtain wall is made of 150mm ⁇ 70mm ⁇ 5mm aluminum alloy square tube, the length of which is larger than the height of the curtain wall, and the surface is smooth and straight;
- the support rod is hoisted and installed by the crane, and is adjusted in position.
- the temporary support lower mouth is placed on the top of the provocative ceiling head tube, and the outer side is flush with the outer surface of the head tube, and the angle steel is welded and fixed to the main steel beam.
- the upper mouth is connected to the square tube on the curtain wall to ensure the vertical deviation of the temporary support rod is controlled.
- the main keel is tilted from the lower left to the upper right direction, and the inner side of the main and secondary keels are attached to the outer side of the ceiling head tube, and the lower and the lower keel bottoms are flush with the lower surface of the head tube;
- the main keel is lengthened within the long range of the vehicle boom, and the length does not exceed 18m;
- the main keel is socketed by the high-altitude personnel with the same angle main keel that has been installed in the previous position. After the socket length meets the design requirements, the long main keel is placed on the temporary support corner code;
- the secondary keel is connected with the corner code by screws;
- the ox bracket is installed, and the bracket can be installed according to the fourth section of the cross cantilever beam.
- the bracket holds the main keel that has been installed in place and has a reliable connection with the main keel;
- the diamond-shaped aluminum veneer has a three-dimensional shape, and the back side has a double-folded shape.
- different types of aluminum veneers are set in the diamond-shaped frame, and the double-folded openings respectively catch the primary and secondary keels, and adjust the single-plate in the frame to make the surface of the plate Flat, the slits are straight and consistent, and are fastened with clips on the back of the board;
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- Structural Engineering (AREA)
- Load-Bearing And Curtain Walls (AREA)
Abstract
Provided is a method for construction of a suspended rhombic aluminum veneer shading curtain wall for an exhibition hall; before installing a main base frame suspension, a plurality of vertical perpendicular square aluminum pipes are arranged at intervals on the back side of the main base frame and serve as temporary supports; the temporary supports are temporarily secured to the main body structure; as individual main base frames are hoisted and installed, one by one, they are first rested on the temporary support, then a secondary base frame is installed; the corbel bracket angle of inclination is adjusted, the main base frame is secured on the bracket, the temporary supports are dismantled, and they are replaced with rhombic-frame aluminum veneers. The construction method is convenient, the quality of the construction is good, and error during installation is small.
Description
技术领域 Technical field
本发明涉及一种 展览馆 悬空菱形铝单板遮阳幕墙施工方法。 The invention relates to a construction method for a floating diamond aluminum veneer sunshade curtain wall in an exhibition hall.
背景技术 Background technique
传统的展览馆遮阳幕墙的结构复杂，施工麻烦，施工和使用效果存在欠缺，需要进一步改进。 The traditional exhibition hall sunshade curtain wall has a complicated structure, complicated construction, lack of construction and use effects, and needs further improvement.
发明内容 Summary of the invention
本发明的目的在于提供一种施工方便，施工质量好的展览馆 悬空菱形铝单板遮阳幕墙施工方法。 The object of the present invention is to provide a construction method for hanging a diamond-shaped aluminum veneer sunshade curtain wall in an exhibition hall with convenient construction and good construction quality.
本发明的技术解决方案是： The technical solution of the present invention is:
一种 展览馆 悬空菱形铝单板遮阳幕墙施工方法，其特征是：
在主龙骨吊装安装前，根据建筑CAD精确计算结果，在主龙骨里侧间隔设置若干根通长竖向垂直铝方管作临时支撑，临时支撑与主体结构临时固定，单根主龙骨逐一吊装安装时，先行搁置在临时支撑上，再安装次龙骨，调整牛腿托架倾角，将主龙骨固定在托架上，拆除临时支撑，最后嵌填菱形框铝单板；斜向设置的主、次龙骨均采用150mm×60mm×4mm的铝合金矩形管材，表面做氟碳喷涂，主龙骨与水平面顺时针方向夹角为24.35°，主龙骨与次龙骨顺时针方向夹角为45.82°；与主体结构焊接的牛腿采用120mm×120mm×12mm×18mm热镀锌钢十字型钢，表面氟碳喷涂；铝单板为4mm厚，双面折边，表面氟碳喷涂； A construction method for hanging diamond-shaped aluminum veneer sunshade curtain wall in exhibition hall, which is characterized by:
Before the main keel hoisting installation, according to the accurate calculation results of the building CAD, a number of vertical and vertical vertical aluminum square pipes are temporarily arranged on the inner side of the main keel for temporary support, and the temporary support and the main structure are temporarily fixed, and the single main keel is hoisted one by one. When it is first placed on the temporary support, then install the secondary keel, adjust the inclination of the ox bracket, fix the main keel on the bracket, remove the temporary support, and finally insert the diamond-shaped aluminum veneer; The keel adopts 150mm×60mm×4mm aluminum alloy rectangular pipe with fluorocarbon coating on the surface. The angle between the main keel and the horizontal plane is 24.35°, and the angle between the main keel and the secondary keel is 45.82°. The welded beef leg is made of 120mm×120mm×12mm×18mm hot-dip galvanized steel cross-shaped steel with fluorocarbon coating on the surface; the aluminum veneer is 4mm thick, double-sided folded, surface fluorocarbon spray;
具体步骤包括： The specific steps include:
（一）幕墙底标高定位 (1) The bottom elevation of the curtain wall
因幕墙为悬空结构，幕墙底在室内地面标高以上4m；按照深化设计图纸，幕墙底标高面为展览馆外挑檐吊顶封头铝方管下表面；幕墙龙骨正式施工前，将挑檐吊顶主龙骨、封头铝方管安装到位，并进行水平标高校准，以满足幕墙设计要求；
Because the curtain wall is a suspended structure, the bottom of the curtain wall is 4m above the indoor ground elevation; according to the deepening design drawings, the bottom surface of the curtain wall is the lower surface of the aluminum square tube of the ceiling of the ceiling outside the exhibition hall; before the official construction of the curtain wall keel, the ceiling will be provoked. The keel and the head aluminum square tube are installed in place and leveled to meet the curtain wall design requirements;
（二）牛腿转接钢板埋件定位 (2) Positioning of the embedded parts of the beef leg transfer plate
牛腿与主体结构之间采用 Q345 材质的 12mm
厚钢板做转接钢板，转接钢板直接焊接在楼层结构的钢梁上，牛腿与转接钢板连接采用二种形式，一种是牛腿直接与转接钢板连接；另一种是转接钢板先与 Q345 材质的
160mm × 160mm × 14mm 热镀锌方钢支撑杆件焊接，支撑杆件再与牛腿连接； 12mm Q345 material between the cow's leg and the main structure
The thick steel plate is used as the transfer steel plate, and the transfer steel plate is directly welded on the steel beam of the floor structure. The connection between the beef leg and the transfer steel plate is in two forms, one is that the beef leg is directly connected with the transfer steel plate; the other is the transfer. Steel plate first with Q345 material
160mm × 160mm × 14mm hot-dip galvanized square steel support rods are welded, and the support rods are connected with the beef legs;
当每一层钢结构边梁安装完毕后，按照转接钢板点位布置图及标高尺寸，根据钢梁柱尺寸控制线，在钢梁上对埋件位置进行分格，将分格线弹在工字钢梁翼板处；用红笔标出预埋件焊接控制线；
After each layer of steel structure side beam is installed, according to the layout pattern and elevation of the transfer steel plate, according to the steel beam column size control line, the position of the embedded part is divided on the steel beam, and the grid line is I-beam beam wing; use the red pen to mark the embedded welding control line;
根据转接钢板施工图埋件分布的情况，对埋件以轴线右边起第一个埋件进行编号，从 1
至若干个进行逐个埋设焊接； According to the distribution of the embedded parts of the transfer plate construction drawing, the first embedded part of the embedded part from the right side of the axis is numbered, from 1
To a number of buried welding one by one;
（三）检查转接钢板位置偏差 (3) Check the position deviation of the transfer plate
对已经焊接完毕的转接钢板进行复核检查；测量放线人员从首层与顶层用钢线检查，转接钢板位置偏差上下不大于5mm；
Checking the welded steel plate that has been welded; the measuring line is inspected from the first layer and the top layer by steel wire, and the position deviation of the transfer plate is not more than 5 mm;
（四）十字悬臂梁，即牛腿的加工 (4) Cross cantilever beam, that is, processing of beef legs
按照施工图放样，放样和下料时预留焊接收缩量和加工余量，根据放样作样板； According to the construction drawing, the welding shrinkage and the machining allowance are reserved during the stakeout and cutting, and the sample is prepared according to the stakeout;
钢材矫正：钢材下料前先进行矫正，矫正后的偏差值不超过规范规定的允许偏差值，以保证下料的质量； Steel correction: Before the steel is cut, the deviation is corrected. The deviation value after correction does not exceed the allowable deviation value specified in the specification to ensure the quality of the blank;
热加工与冷拉弯型钢，在十字型钢制作前做好模具的大小调整、焊接的大小与图纸相符； For hot working and cold-drawn steel, the size of the mold is adjusted before the cross-shaped steel is produced, and the size of the welding is consistent with the drawing;
焊接过程中的十字型钢的焊接与模具相符，以防止型钢变形； The welding of the cross-shaped steel during the welding process is consistent with the mold to prevent the deformation of the steel;
加工完成后整体热镀锌，氟碳喷涂二遍； After the processing is completed, the whole hot-dip galvanizing and fluorocarbon spraying are repeated twice;
（五）全钢十字悬臂梁牛腿安装 (5) All steel cross cantilever beam cattle leg installation
工艺流程： Process flow:
转接焊板安装→牛腿第一段焊接安装→牛腿第二段铰接安装→牛腿第三段铰接安装→牛腿第四段铰接安装→防锈喷漆及面漆处理→单项验收；
Adapter welding installation → first stage welding installation of beef legs → second stage articulated installation of beef legs → hinged installation of the third section of the ox leg → hinged installation of the fourth section of the ox leg → rust-proof painting and topcoat treatment → single acceptance;
第一段牛腿焊接安装： The first section of the beef leg welding installation:
(1) 利用外墙施工吊篮进行安装； (1) Installation using an external wall construction basket;
(2) 根据线坐标在转接焊板面弹上准确的柱位中轴线、以便下一道工序施工； (2) According to the line coordinates, the accurate column center axis is placed on the surface of the adapter plate for the next process;
(3)
第一段牛腿和转接焊板相焊接时，先将第一段牛腿上的热镀锌方钢端头打坡口，将打好坡口的端头和转接焊板相焊接； (3)
When the first section of the ox leg is welded with the adapter plate, the hot-dip galvanized square steel end on the first leg of the shank is first grooved, and the end of the groove is welded to the adapter plate;
(4 ）焊接时按照在转接焊板面弹上的柱位中轴十字线进行焊接；焊缝高度12mm； (4) Welding is performed according to the axial cross line of the column on the surface of the adapter plate during welding; the weld height is 12 mm;
第二段牛腿铰接安装： The second section of the cow leg hinged installation:
(1 ）在内幕墙铝合金龙骨完工后利用外墙施工吊篮进行安装； (1) After the completion of the aluminum alloy keel of the inner curtain wall, the outer wall construction hanging basket is used for installation;
(2 ）第二段牛腿和第一段牛腿螺栓铰接； (2) the second section of the beef leg and the first section of the beef leg bolt are hinged;
(3
）连接螺栓时按照在第一段牛腿连接钢板上弹的板面弹上的中轴十字线进行连接，做到第二段牛腿的水平、垂直、左右均符合图纸设计要求； (3
When connecting the bolts, connect according to the middle-axis crosshairs on the surface of the first section of the cow-legged steel plate, so that the horizontal, vertical and left-right of the second section of the cattle leg meet the drawing design requirements;
第三段牛腿铰接安装： The third section of the cattle leg hinged installation:
(1 ）第三段牛腿和第二段牛腿利用外墙施工吊篮进行同步安装； (1) The third section of the beef leg and the second section of the ox leg are simultaneously installed by using the external wall construction basket;
(2 ）第三段牛腿和第二段牛腿螺栓铰接； (2) the third section of the beef leg and the second section of the beef leg bolt are hinged;
(3)
连接螺栓时按照在第二段牛腿两块连接钢夹板上弹的控制线进行连接，做到第三段牛腿的水平、垂直、左右均符合图纸设计要求； (3)
When connecting the bolts, connect them according to the control line of the two steel connecting plates on the second section of the ox leg, so that the horizontal, vertical and left and right sides of the third section of the ox leg meet the drawing design requirements;
第四段牛腿，简称托架的铰接安装： The fourth section of the beef leg, referred to as the bracket hinge installation:
（1）在菱形铝单板幕墙的铝龙骨安装完成后，利用外墙施工吊篮进行安装； (1) After the installation of the aluminum keel of the diamond-shaped aluminum veneer curtain wall is completed, the outer wall construction hanging basket is used for installation;
（2）托架和第三段牛腿螺栓铰接； (2) the bracket and the third section of the bullet bolt are hinged;
（3）连接螺栓时充分保证托架完全贴合托住主龙骨； (3) When connecting the bolts, ensure that the brackets are fully fitted to hold the main keel;
（六）临时支撑杆件设立 (6) Establishment of temporary support members
用于临时固定幕墙主龙骨的临时支撑杆件用150mm×70mm×5mm铝合金方管制作，其长度大于幕墙高度，表面平整，顺直；
The temporary support rod for temporarily fixing the main keel of the curtain wall is made of 150mm×70mm×5mm aluminum alloy square tube, the length of which is larger than the height of the curtain wall, and the surface is smooth and straight;
每一跨间内设立两根临时支撑；将墙体主轴线投射到底层挑檐吊顶封头管上表面，并做清晰标识； Two temporary supports are set up in each span; the main axis of the wall is projected onto the upper surface of the underlying ceiling cap tube and clearly marked;
利用计算机 CAD 功能，精确计算主龙骨搁置于临时支撑杆件的位置点及高度数值，允许偏差控制在 1mm
以内，按照主龙骨的倾角，用铝角码在支撑上明确标出主龙骨经过的位置； Using the computer CAD function, accurately calculate the position and height of the main keel resting on the temporary support member, and allow the deviation to be controlled at 1mm.
Within the angle of the main keel, the position of the main keel is clearly marked on the support with the aluminum corner code;
用吊车将支撑杆件吊装安装，并调整就位，临时支撑下口搁置在挑檐吊顶封头管上面，其外侧与封头管外面相平齐，中间用角钢与主体钢梁焊接连接固定，上口与幕墙上封方管作可靠连接，保持临时支撑杆件的垂直度偏差控制在
1mm 范围内；
The support rod is hoisted and installed by the crane, and is adjusted in position. The temporary support lower mouth is placed on the top of the provocative ceiling head tube, and the outer side is flush with the outer surface of the head tube, and the angle steel is welded and fixed to the main steel beam. The upper mouth is connected to the square tube on the curtain wall to ensure the vertical deviation of the temporary support rod is controlled.
Within 1mm range;
（七）龙骨安装 (7) keel installation
第一段龙骨安装： The first section of the keel installation:
(1)
按照设计图纸，将主龙骨从左下向右上方向倾斜搁置，斜向主、次龙骨内侧与吊顶封头管外侧贴合，主、次龙骨下口与封头管下表面平齐； (1)
According to the design drawing, the main keel is tilted from the lower left to the upper right direction, and the inner side of the main and secondary keels are attached to the outer side of the ceiling head tube, and the lower and the lower keel bottoms are flush with the lower surface of the head tube;
(2)
将最底层主龙骨安装角度及位置详细标识在吊顶封头管外侧面，龙骨安装从左向右进行，主龙骨搁置在临时支撑角码上； (2)
The installation angle and position of the bottommost main keel are clearly marked on the outer side of the ceiling head pipe, the keel installation is carried out from left to right, and the main keel is placed on the temporary support corner code;
(3) 用水准仪测量、调整主龙骨安装位置及标高，以满足设计要求； (3) Measure and adjust the installation position and elevation of the main keel with a water meter to meet the design requirements;
(4) 按照主龙骨上留置的铝角码安装次龙骨，用螺丝将次龙骨与角码连接固定； (4) Install the secondary keel according to the aluminum corner code left on the main keel, and fix the secondary keel and the corner code with screws;
(5) 安装、调整牛腿托架角度，将主龙骨固定在托架上； (5) Install and adjust the angle of the bracket of the beef leg, and fix the main keel on the bracket;
接长龙骨安装： Long keel installation:
(1)
在地面上按照设计图纸及主龙骨杆件编号顺序，在汽车吊臂长范围内将主龙骨接长，长度不超过18m； (1)
According to the design drawings and the main keel member number sequence on the ground, the main keel is lengthened within the long range of the vehicle boom, and the length does not exceed 18m;
(2)
起吊至安装位置，由高空人员将主龙骨与先前已安装就位的同角度主龙骨套接，套接长度满足设计要求后，将接长主龙骨搁置在临时支撑角码上； (2)
Lifting to the installation position, the main keel is socketed by the high-altitude personnel with the same angle main keel that has been installed in the previous position. After the socket length meets the design requirements, the long main keel is placed on the temporary support corner code;
次龙骨安装： Secondary keel installation:
按照主龙骨上留置的角码，用螺丝把次龙骨与角码连接固定； According to the corner code left on the main keel, the secondary keel is connected with the corner code by screws;
（八）主龙骨就位固定 (8) The main keel is fixed in place
在主龙骨安装完成后，安装牛腿托架，托架安装可按十字悬臂梁第四段要求实施。托架托住已安装到位的主龙骨，并与主龙骨有可靠连接；
After the main keel is installed, the ox bracket is installed, and the bracket can be installed according to the fourth section of the cross cantilever beam. The bracket holds the main keel that has been installed in place and has a reliable connection with the main keel;
( 九) 拆除临时支撑杆件 (9) Removal of temporary support members
待主次龙骨安装、就位、固定完成后，拆除临时支撑杆件； After the main keel is installed, in place, and fixed, the temporary support rods are removed;
先行拆除杆件上的铝角码，再拆除支撑杆件与结构的临时固定设施，最后用吊车将临时支撑杆件吊离； First remove the aluminum corner code on the rod, then remove the temporary fixing facilities of the supporting rod and the structure, and finally lift the temporary supporting rod by the crane;
（十） 安装成品菱形铝单板立体板块 (10) Installation of finished diamond-shaped aluminum veneer three-dimensional plates
菱形铝单板为立体形状，其背面为双折口，对照图纸要求，将不同式样的铝单板套装在菱形框内，其双折口分别卡住主次龙骨，调整框内单板，使板表面平整，留置的缝隙顺直、一致，并在板背面用卡子固定；
The diamond-shaped aluminum veneer has a three-dimensional shape, and the back side has a double-folded shape. According to the requirements of the drawings, different types of aluminum veneers are set in the diamond-shaped frame, and the double-folded openings respectively catch the primary and secondary keels, and adjust the single-plate in the frame to make the surface of the plate Flat, the slits are straight and consistent, and are fastened with clips on the back of the board;
（十一）调整、清洗 (11) Adjustment and cleaning
对极少数不平整铝单板进行微调，以不影响整个幕墙立面的平整度、垂直度及幕墙表面的线条顺直；幕墙表面采用清水、柔软的毛巾擦洗。
Fine-tune a very small number of uneven aluminum veneers so as not to affect the flatness, verticality and smoothness of the surface of the curtain wall; the surface of the curtain wall is cleaned with water and a soft towel.
本发明施工方便，施工质量好； 利用临时支撑构成幕墙主龙骨安装控制面，充分利用 CAD
的精确计算结果，严格控制安装误差，有效避免了幕墙主龙骨安装时产生的变形，使得工厂加工的构件能够非常贴合的安装到位。再现了幕墙设计师的丰富想象，质量观感好。 The invention has convenient construction and good construction quality; uses temporary support to form a main keel installation control surface of the curtain wall, and fully utilizes CAD
The accurate calculation results strictly control the installation error, effectively avoiding the deformation caused by the installation of the main keel of the curtain wall, so that the factory-processed components can be installed in a very close fit. It reproduces the rich imagination of the curtain wall designer and has a good quality perception.
下面结合实施例对本发明作进一步说明。 The invention is further illustrated by the following examples.
具体实施方式 detailed description
一种 展览馆 悬空菱形铝单板遮阳幕墙施工方法，
在主龙骨吊装安装前，根据建筑CAD精确计算结果，在主龙骨里侧间隔设置若干根通长竖向垂直铝方管作临时支撑，临时支撑与主体结构临时固定，单根主龙骨逐一吊装安装时，先行搁置在临时支撑上，再安装次龙骨，调整牛腿托架倾角，将主龙骨固定在托架上，拆除临时支撑，最后嵌填菱形框铝单板；斜向设置的主、次龙骨均采用150mm×60mm×4mm的铝合金矩形管材，表面做氟碳喷涂，主龙骨与水平面顺时针方向夹角为24.35°，主龙骨与次龙骨顺时针方向夹角为45.82°；与主体结构焊接的牛腿采用120mm×120mm×12mm×18mm热镀锌钢十字型钢，表面氟碳喷涂；铝单板为4mm厚，双面折边，表面氟碳喷涂； A construction method for hanging a diamond-shaped aluminum veneer sunshade curtain wall in an exhibition hall,
Before the main keel hoisting installation, according to the accurate calculation results of the building CAD, a number of vertical and vertical vertical aluminum square pipes are temporarily arranged on the inner side of the main keel for temporary support, and the temporary support and the main structure are temporarily fixed, and the single main keel is hoisted one by one. When it is first placed on the temporary support, then install the secondary keel, adjust the inclination of the ox bracket, fix the main keel on the bracket, remove the temporary support, and finally insert the diamond-shaped aluminum veneer; The keel adopts 150mm×60mm×4mm aluminum alloy rectangular pipe with fluorocarbon coating on the surface. The angle between the main keel and the horizontal plane is 24.35°, and the angle between the main keel and the secondary keel is 45.82°. The welded beef leg is made of 120mm×120mm×12mm×18mm hot-dip galvanized steel cross-shaped steel with fluorocarbon coating on the surface; the aluminum veneer is 4mm thick, double-sided folded, surface fluorocarbon spray;
具体步骤包括： The specific steps include:
（一）幕墙底标高定位 (1) The bottom elevation of the curtain wall
因幕墙为悬空结构，幕墙底在室内地面标高以上4m；按照深化设计图纸，幕墙底标高面为展览馆外挑檐吊顶封头铝方管下表面；幕墙龙骨正式施工前，将挑檐吊顶主龙骨、封头铝方管安装到位，并进行水平标高校准，以满足幕墙设计要求；
Because the curtain wall is a suspended structure, the bottom of the curtain wall is 4m above the indoor ground elevation; according to the deepening design drawings, the bottom surface of the curtain wall is the lower surface of the aluminum square tube of the ceiling of the ceiling outside the exhibition hall; before the official construction of the curtain wall keel, the ceiling will be provoked. The keel and the head aluminum square tube are installed in place and leveled to meet the curtain wall design requirements;
（二）牛腿转接钢板埋件定位 (2) Positioning of the embedded parts of the beef leg transfer plate
牛腿与主体结构之间采用 Q345 材质的 12mm
厚钢板做转接钢板，转接钢板直接焊接在楼层结构的钢梁上，牛腿与转接钢板连接采用二种形式，一种是牛腿直接与转接钢板连接；另一种是转接钢板先与 Q345 材质的
160mm × 160mm × 14mm 热镀锌方钢支撑杆件焊接，支撑杆件再与牛腿连接； 12mm Q345 material between the cow's leg and the main structure
The thick steel plate is used as the transfer steel plate, and the transfer steel plate is directly welded on the steel beam of the floor structure. The connection between the beef leg and the transfer steel plate is in two forms, one is that the beef leg is directly connected with the transfer steel plate; the other is the transfer. Steel plate first with Q345 material
160mm × 160mm × 14mm hot-dip galvanized square steel support rods are welded, and the support rods are connected with the beef legs;
当每一层钢结构边梁安装完毕后，按照转接钢板点位布置图及标高尺寸，根据钢梁柱尺寸控制线，在钢梁上对埋件位置进行分格，将分格线弹在工字钢梁翼板处；用红笔标出预埋件焊接控制线；
After each layer of steel structure side beam is installed, according to the layout pattern and elevation of the transfer steel plate, according to the steel beam column size control line, the position of the embedded part is divided on the steel beam, and the grid line is I-beam beam wing; use the red pen to mark the embedded welding control line;
根据转接钢板施工图埋件分布的情况，对埋件以轴线右边起第一个埋件进行编号，从 1
至若干个进行逐个埋设焊接； According to the distribution of the embedded parts of the transfer plate construction drawing, the first embedded part of the embedded part from the right side of the axis is numbered, from 1
To a number of buried welding one by one;
（三）检查转接钢板位置偏差 (3) Check the position deviation of the transfer plate
对已经焊接完毕的转接钢板进行复核检查；测量放线人员从首层与顶层用钢线检查，转接钢板位置偏差上下不大于5mm；
Checking the welded steel plate that has been welded; the measuring line is inspected from the first layer and the top layer by steel wire, and the position deviation of the transfer plate is not more than 5 mm;
（四）十字悬臂梁，即牛腿的加工 (4) Cross cantilever beam, that is, processing of beef legs
按照施工图放样，放样和下料时预留焊接收缩量和加工余量，根据放样作样板； According to the construction drawing, the welding shrinkage and the machining allowance are reserved during the stakeout and cutting, and the sample is prepared according to the stakeout;
钢材矫正：钢材下料前先进行矫正，矫正后的偏差值不超过规范规定的允许偏差值，以保证下料的质量； Steel correction: Before the steel is cut, the deviation is corrected. The deviation value after correction does not exceed the allowable deviation value specified in the specification to ensure the quality of the blank;
热加工与冷拉弯型钢，在十字型钢制作前做好模具的大小调整、焊接的大小与图纸相符； For hot working and cold-drawn steel, the size of the mold is adjusted before the cross-shaped steel is produced, and the size of the welding is consistent with the drawing;
焊接过程中的十字型钢的焊接与模具相符，以防止型钢变形； The welding of the cross-shaped steel during the welding process is consistent with the mold to prevent the deformation of the steel;
加工完成后整体热镀锌，氟碳喷涂二遍； After the processing is completed, the whole hot-dip galvanizing and fluorocarbon spraying are repeated twice;
（五）全钢十字悬臂梁牛腿安装 (5) All steel cross cantilever beam cattle leg installation
工艺流程： Process flow:
转接焊板安装→牛腿第一段焊接安装→牛腿第二段铰接安装→牛腿第三段铰接安装→牛腿第四段铰接安装→防锈喷漆及面漆处理→单项验收；
Adapter welding installation → first stage welding installation of beef legs → second stage articulated installation of beef legs → hinged installation of the third section of the ox leg → hinged installation of the fourth section of the ox leg → rust-proof painting and topcoat treatment → single acceptance;
第一段牛腿焊接安装： The first section of the beef leg welding installation:
(1) 利用外墙施工吊篮进行安装； (1) Installation using an external wall construction basket;
(2) 根据线坐标在转接焊板面弹上准确的柱位中轴线、以便下一道工序施工； (2) According to the line coordinates, the accurate column center axis is placed on the surface of the adapter plate for the next process;
(3)
第一段牛腿和转接焊板相焊接时，先将第一段牛腿上的热镀锌方钢端头打坡口，将打好坡口的端头和转接焊板相焊接； (3)
When the first section of the ox leg is welded with the adapter plate, the hot-dip galvanized square steel end on the first leg of the shank is first grooved, and the end of the groove is welded to the adapter plate;
(4 ）焊接时按照在转接焊板面弹上的柱位中轴十字线进行焊接；焊缝高度12mm； (4) Welding is performed according to the axial cross line of the column on the surface of the adapter plate during welding; the weld height is 12 mm;
第二段牛腿铰接安装： The second section of the cow leg hinged installation:
(1 ）在内幕墙铝合金龙骨完工后利用外墙施工吊篮进行安装； (1) After the completion of the aluminum alloy keel of the inner curtain wall, the outer wall construction hanging basket is used for installation;
(2 ）第二段牛腿和第一段牛腿螺栓铰接； (2) the second section of the beef leg and the first section of the beef leg bolt are hinged;
(3
）连接螺栓时按照在第一段牛腿连接钢板上弹的板面弹上的中轴十字线进行连接，做到第二段牛腿的水平、垂直、左右均符合图纸设计要求； (3
When connecting the bolts, connect according to the middle-axis crosshairs on the surface of the first section of the cow-legged steel plate, so that the horizontal, vertical and left-right of the second section of the cattle leg meet the drawing design requirements;
第三段牛腿铰接安装： The third section of the cattle leg hinged installation:
(1 ）第三段牛腿和第二段牛腿利用外墙施工吊篮进行同步安装； (1) The third section of the beef leg and the second section of the ox leg are simultaneously installed by using the external wall construction basket;
(2 ）第三段牛腿和第二段牛腿螺栓铰接； (2) the third section of the beef leg and the second section of the beef leg bolt are hinged;
(3)
连接螺栓时按照在第二段牛腿两块连接钢夹板上弹的控制线进行连接，做到第三段牛腿的水平、垂直、左右均符合图纸设计要求； (3)
When connecting the bolts, connect them according to the control line of the two steel connecting plates on the second section of the ox leg, so that the horizontal, vertical and left and right sides of the third section of the ox leg meet the drawing design requirements;
第四段牛腿，简称托架的铰接安装： The fourth section of the beef leg, referred to as the bracket hinge installation:
（1）在菱形铝单板幕墙的铝龙骨安装完成后，利用外墙施工吊篮进行安装； (1) After the installation of the aluminum keel of the diamond-shaped aluminum veneer curtain wall is completed, the outer wall construction hanging basket is used for installation;
（2）托架和第三段牛腿螺栓铰接； (2) the bracket and the third section of the bullet bolt are hinged;
（3）连接螺栓时充分保证托架完全贴合托住主龙骨； (3) When connecting the bolts, ensure that the brackets are fully fitted to hold the main keel;
（六）临时支撑杆件设立 (6) Establishment of temporary support members
用于临时固定幕墙主龙骨的临时支撑杆件用150mm×70mm×5mm铝合金方管制作，其长度大于幕墙高度，表面平整，顺直；
The temporary support rod for temporarily fixing the main keel of the curtain wall is made of 150mm×70mm×5mm aluminum alloy square tube, the length of which is larger than the height of the curtain wall, and the surface is smooth and straight;
每一跨间内设立两根临时支撑；将墙体主轴线投射到底层挑檐吊顶封头管上表面，并做清晰标识； Two temporary supports are set up in each span; the main axis of the wall is projected onto the upper surface of the underlying ceiling cap tube and clearly marked;
利用计算机 CAD 功能，精确计算主龙骨搁置于临时支撑杆件的位置点及高度数值，允许偏差控制在 1mm
以内，按照主龙骨的倾角，用铝角码在支撑上明确标出主龙骨经过的位置； Using the computer CAD function, accurately calculate the position and height of the main keel resting on the temporary support member, and allow the deviation to be controlled at 1mm.
Within the angle of the main keel, the position of the main keel is clearly marked on the support with the aluminum corner code;
用吊车将支撑杆件吊装安装，并调整就位，临时支撑下口搁置在挑檐吊顶封头管上面，其外侧与封头管外面相平齐，中间用角钢与主体钢梁焊接连接固定，上口与幕墙上封方管作可靠连接，保持临时支撑杆件的垂直度偏差控制在
1mm 范围内；
The support rod is hoisted and installed by the crane, and is adjusted in position. The temporary support lower mouth is placed on the top of the provocative ceiling head tube, and the outer side is flush with the outer surface of the head tube, and the angle steel is welded and fixed to the main steel beam. The upper mouth is connected to the square tube on the curtain wall to ensure the vertical deviation of the temporary support rod is controlled.
Within 1mm range;
（七）龙骨安装 (7) keel installation
第一段龙骨安装： The first section of the keel installation:
(1)
按照设计图纸，将主龙骨从左下向右上方向倾斜搁置，斜向主、次龙骨内侧与吊顶封头管外侧贴合，主、次龙骨下口与封头管下表面平齐； (1)
According to the design drawing, the main keel is tilted from the lower left to the upper right direction, and the inner side of the main and secondary keels are attached to the outer side of the ceiling head tube, and the lower and the lower keel bottoms are flush with the lower surface of the head tube;
(2)
将最底层主龙骨安装角度及位置详细标识在吊顶封头管外侧面，龙骨安装从左向右进行，主龙骨搁置在临时支撑角码上； (2)
The installation angle and position of the bottommost main keel are clearly marked on the outer side of the ceiling head pipe, the keel installation is carried out from left to right, and the main keel is placed on the temporary support corner code;
(3) 用水准仪测量、调整主龙骨安装位置及标高，以满足设计要求； (3) Measure and adjust the installation position and elevation of the main keel with a water meter to meet the design requirements;
(4) 按照主龙骨上留置的铝角码安装次龙骨，用螺丝将次龙骨与角码连接固定； (4) Install the secondary keel according to the aluminum corner code left on the main keel, and fix the secondary keel and the corner code with screws;
(5) 安装、调整牛腿托架角度，将主龙骨固定在托架上； (5) Install and adjust the angle of the bracket of the beef leg, and fix the main keel on the bracket;
接长龙骨安装： Long keel installation:
(1)
在地面上按照设计图纸及主龙骨杆件编号顺序，在汽车吊臂长范围内将主龙骨接长，长度不超过18m； (1)
According to the design drawings and the main keel member number sequence on the ground, the main keel is lengthened within the long range of the vehicle boom, and the length does not exceed 18m;
(2)
起吊至安装位置，由高空人员将主龙骨与先前已安装就位的同角度主龙骨套接，套接长度满足设计要求后，将接长主龙骨搁置在临时支撑角码上； (2)
Lifting to the installation position, the main keel is socketed by the high-altitude personnel with the same angle main keel that has been installed in the previous position. After the socket length meets the design requirements, the long main keel is placed on the temporary support corner code;
次龙骨安装： Secondary keel installation:
按照主龙骨上留置的角码，用螺丝把次龙骨与角码连接固定； According to the corner code left on the main keel, the secondary keel is connected with the corner code by screws;
（八）主龙骨就位固定 (8) The main keel is fixed in place
在主龙骨安装完成后，安装牛腿托架，托架安装可按十字悬臂梁第四段要求实施。托架托住已安装到位的主龙骨，并与主龙骨有可靠连接；
After the main keel is installed, the ox bracket is installed, and the bracket can be installed according to the fourth section of the cross cantilever beam. The bracket holds the main keel that has been installed in place and has a reliable connection with the main keel;
( 九) 拆除临时支撑杆件 (9) Removal of temporary support members
待主次龙骨安装、就位、固定完成后，拆除临时支撑杆件； After the main keel is installed, in place, and fixed, the temporary support rods are removed;
先行拆除杆件上的铝角码，再拆除支撑杆件与结构的临时固定设施，最后用吊车将临时支撑杆件吊离； First remove the aluminum corner code on the rod, then remove the temporary fixing facilities of the supporting rod and the structure, and finally lift the temporary supporting rod by the crane;
（十） 安装成品菱形铝单板立体板块 (10) Installation of finished diamond-shaped aluminum veneer three-dimensional plates
菱形铝单板为立体形状，其背面为双折口，对照图纸要求，将不同式样的铝单板套装在菱形框内，其双折口分别卡住主次龙骨，调整框内单板，使板表面平整，留置的缝隙顺直、一致，并在板背面用卡子固定；
The diamond-shaped aluminum veneer has a three-dimensional shape, and the back side has a double-folded shape. According to the requirements of the drawings, different types of aluminum veneers are set in the diamond-shaped frame, and the double-folded openings respectively catch the primary and secondary keels, and adjust the single-plate in the frame to make the surface of the plate Flat, the slits are straight and consistent, and are fastened with clips on the back of the board;
（十一）调整、清洗 (11) Adjustment and cleaning
对极少数不平整铝单板进行微调，以不影响整个幕墙立面的平整度、垂直度及幕墙表面的线条顺直；幕墙表面采用清水、柔软的毛巾擦洗。
Fine-tune a very small number of uneven aluminum veneers so as not to affect the flatness, verticality and smoothness of the surface of the curtain wall; the surface of the curtain wall is cleaned with water and a soft towel.
Claims (1)
1. 一种 展览馆 悬空菱形铝单板遮阳幕墙施工方法，其特征是：包括下列步骤：
在主龙骨吊装安装前，根据建筑CAD精确计算结果，在主龙骨里侧间隔设置若干根通长竖向垂直铝方管作临时支撑，临时支撑与主体结构临时固定，单根主龙骨逐一吊装安装时，先行搁置在临时支撑上，再安装次龙骨，调整牛腿托架倾角，将主龙骨固定在托架上，拆除临时支撑，最后嵌填菱形框铝单板；斜向设置的主、次龙骨均采用150mm×60mm×4mm的铝合金矩形管材，表面做氟碳喷涂，主龙骨与水平面顺时针方向夹角为24.35°，主龙骨与次龙骨顺时针方向夹角为45.82°；与主体结构焊接的牛腿采用120mm×120mm×12mm×18mm热镀锌钢十字型钢，表面氟碳喷涂；铝单板为4mm厚，双面折边，表面氟碳喷涂；1. A construction method for hanging a diamond-shaped aluminum veneer sunshade curtain wall, which comprises the following steps:
Before the main keel hoisting installation, according to the accurate calculation results of the building CAD, a number of vertical and vertical vertical aluminum square pipes are temporarily arranged on the inner side of the main keel for temporary support, and the temporary support and the main structure are temporarily fixed, and the single main keel is hoisted one by one. When it is first placed on the temporary support, then install the secondary keel, adjust the inclination of the ox bracket, fix the main keel on the bracket, remove the temporary support, and finally insert the diamond-shaped aluminum veneer; The keel adopts 150mm×60mm×4mm aluminum alloy rectangular pipe with fluorocarbon coating on the surface. The angle between the main keel and the horizontal plane is 24.35°, and the angle between the main keel and the secondary keel is 45.82°. The welded beef leg is made of 120mm×120mm×12mm×18mm hot-dip galvanized steel cross-shaped steel with fluorocarbon coating on the surface; the aluminum veneer is 4mm thick, double-sided folded, surface fluorocarbon spray;
具体步骤包括：The specific steps include:
（一）幕墙底标高定位(1) The bottom elevation of the curtain wall
因幕墙为悬空结构，幕墙底在室内地面标高以上4m；按照深化设计图纸，幕墙底标高面为展览馆外挑檐吊顶封头铝方管下表面；幕墙龙骨正式施工前，将挑檐吊顶主龙骨、封头铝方管安装到位，并进行水平标高校准，以满足幕墙设计要求；Because the curtain wall is a suspended structure, the bottom of the curtain wall is 4m above the indoor ground elevation; according to the deepening design drawings, the bottom surface of the curtain wall is the lower surface of the aluminum square tube of the ceiling of the ceiling outside the exhibition hall; before the official construction of the curtain wall keel, the ceiling will be provoked. The keel and the head aluminum square tube are installed in place and leveled to meet the curtain wall design requirements;
（二）牛腿转接钢板埋件定位(2) Positioning of the embedded parts of the beef leg transfer plate
牛腿与主体结构之间采用 Q345 材质的 12mm
厚钢板做转接钢板，转接钢板直接焊接在楼层结构的钢梁上，牛腿与转接钢板连接采用二种形式，一种是牛腿直接与转接钢板连接；另一种是转接钢板先与 Q345 材质的
160mm × 160mm × 14mm 热镀锌方钢支撑杆件焊接，支撑杆件再与牛腿连接；12mm Q345 material between the cow's leg and the main structure
The thick steel plate is used as the transfer steel plate, and the transfer steel plate is directly welded on the steel beam of the floor structure. The connection between the beef leg and the transfer steel plate is in two forms, one is that the beef leg is directly connected with the transfer steel plate; the other is the transfer. Steel plate first with Q345 material
160mm × 160mm × 14mm hot-dip galvanized square steel support rods are welded, and the support rods are connected with the beef legs;
当每一层钢结构边梁安装完毕后，按照转接钢板点位布置图及标高尺寸，根据钢梁柱尺寸控制线，在钢梁上对埋件位置进行分格，将分格线弹在工字钢梁翼板处；用红笔标出预埋件焊接控制线；After each layer of steel structure side beam is installed, according to the layout pattern and elevation of the transfer steel plate, according to the steel beam column size control line, the position of the embedded part is divided on the steel beam, and the grid line is I-beam beam wing; use the red pen to mark the embedded welding control line;
根据转接钢板施工图埋件分布的情况，对埋件以轴线右边起第一个埋件进行编号，从 1
至若干个进行逐个埋设焊接；According to the distribution of the embedded parts of the transfer plate construction drawing, the first embedded part of the embedded part from the right side of the axis is numbered, from 1
To a number of buried welding one by one;
（三）检查转接钢板位置偏差(3) Check the position deviation of the transfer plate
对已经焊接完毕的转接钢板进行复核检查；测量放线人员从首层与顶层用钢线检查，转接钢板位置偏差上下不大于5mm；Checking the welded steel plate that has been welded; the measuring line is inspected from the first layer and the top layer by steel wire, and the position deviation of the transfer plate is not more than 5 mm;
（四）十字悬臂梁，即牛腿的加工(4) Cross cantilever beam, that is, processing of beef legs
按照施工图放样，放样和下料时预留焊接收缩量和加工余量，根据放样作样板；According to the construction drawing, the welding shrinkage and the machining allowance are reserved during the stakeout and cutting, and the sample is prepared according to the stakeout;
钢材矫正：钢材下料前先进行矫正，矫正后的偏差值不超过规范规定的允许偏差值，以保证下料的质量；Steel correction: Before the steel is cut, the deviation is corrected. The deviation value after correction does not exceed the allowable deviation value specified in the specification to ensure the quality of the blank;
热加工与冷拉弯型钢，在十字型钢制作前做好模具的大小调整、焊接的大小与图纸相符；For hot working and cold-drawn steel, the size of the mold is adjusted before the cross-shaped steel is produced, and the size of the welding is consistent with the drawing;
焊接过程中的十字型钢的焊接与模具相符，以防止型钢变形；The welding of the cross-shaped steel during the welding process is consistent with the mold to prevent the deformation of the steel;
加工完成后整体热镀锌，氟碳喷涂二遍；After the processing is completed, the whole hot-dip galvanizing and fluorocarbon spraying are repeated twice;
（五）全钢十字悬臂梁牛腿安装(5) All steel cross cantilever beam cattle leg installation
工艺流程：Process flow:
转接焊板安装→牛腿第一段焊接安装→牛腿第二段铰接安装→牛腿第三段铰接安装→牛腿第四段铰接安装→防锈喷漆及面漆处理→单项验收；Adapter welding installation → first stage welding installation of beef legs → second stage articulated installation of beef legs → hinged installation of the third section of the ox leg → hinged installation of the fourth section of the ox leg → rust-proof painting and topcoat treatment → single acceptance;
第一段牛腿焊接安装：The first section of the beef leg welding installation:
(1) 利用外墙施工吊篮进行安装；(1) Installation using an external wall construction basket;
(2) 根据线坐标在转接焊板面弹上准确的柱位中轴线、以便下一道工序施工；(2) According to the line coordinates, the accurate column center axis is placed on the surface of the adapter plate for the next process;
(3)
第一段牛腿和转接焊板相焊接时，先将第一段牛腿上的热镀锌方钢端头打坡口，将打好坡口的端头和转接焊板相焊接；(3)
When the first section of the ox leg is welded with the adapter plate, the hot-dip galvanized square steel end on the first leg of the shank is first grooved, and the end of the groove is welded to the adapter plate;
(4 ）焊接时按照在转接焊板面弹上的柱位中轴十字线进行焊接；焊缝高度12mm；(4) Welding is performed according to the axial cross line of the column on the surface of the adapter plate during welding; the weld height is 12 mm;
第二段牛腿铰接安装： The second section of the cow leg hinged installation:
(1 ）在内幕墙铝合金龙骨完工后利用外墙施工吊篮进行安装；(1) After the completion of the aluminum alloy keel of the inner curtain wall, the outer wall construction hanging basket is used for installation;
(2 ）第二段牛腿和第一段牛腿螺栓铰接；(2) the second section of the beef leg and the first section of the beef leg bolt are hinged;
(3
）连接螺栓时按照在第一段牛腿连接钢板上弹的板面弹上的中轴十字线进行连接，做到第二段牛腿的水平、垂直、左右均符合图纸设计要求；(3
When connecting the bolts, connect according to the middle-axis crosshairs on the surface of the first section of the cow-legged steel plate, so that the horizontal, vertical and left-right of the second section of the cattle leg meet the drawing design requirements;
第三段牛腿铰接安装：The third section of the cattle leg hinged installation:
(1 ）第三段牛腿和第二段牛腿利用外墙施工吊篮进行同步安装；(1) The third section of the beef leg and the second section of the ox leg are simultaneously installed by using the external wall construction basket;
(2 ）第三段牛腿和第二段牛腿螺栓铰接；(2) the third section of the beef leg and the second section of the beef leg bolt are hinged;
(3)
连接螺栓时按照在第二段牛腿两块连接钢夹板上弹的控制线进行连接，做到第三段牛腿的水平、垂直、左右均符合图纸设计要求；(3)
When connecting the bolts, connect them according to the control line of the two steel connecting plates on the second section of the ox leg, so that the horizontal, vertical and left and right sides of the third section of the ox leg meet the drawing design requirements;
第四段牛腿，简称托架的铰接安装：The fourth section of the beef leg, referred to as the bracket hinge installation:
（1）在菱形铝单板幕墙的铝龙骨安装完成后，利用外墙施工吊篮进行安装；(1) After the installation of the aluminum keel of the diamond-shaped aluminum veneer curtain wall is completed, the outer wall construction hanging basket is used for installation;
（2）托架和第三段牛腿螺栓铰接；(2) the bracket and the third section of the bullet bolt are hinged;
（3）连接螺栓时充分保证托架完全贴合托住主龙骨；(3) When connecting the bolts, ensure that the brackets are fully fitted to hold the main keel;
（六）临时支撑杆件设立(6) Establishment of temporary support members
用于临时固定幕墙主龙骨的临时支撑杆件用150mm×70mm×5mm铝合金方管制作，其长度大于幕墙高度，表面平整，顺直；The temporary support rod for temporarily fixing the main keel of the curtain wall is made of 150mm×70mm×5mm aluminum alloy square tube, the length of which is larger than the height of the curtain wall, and the surface is smooth and straight;
每一跨间内设立两根临时支撑；将墙体主轴线投射到底层挑檐吊顶封头管上表面，并做清晰标识；Two temporary supports are set up in each span; the main axis of the wall is projected onto the upper surface of the underlying ceiling cap tube and clearly marked;
利用计算机 CAD 功能，精确计算主龙骨搁置于临时支撑杆件的位置点及高度数值，允许偏差控制在 1mm
以内，按照主龙骨的倾角，用铝角码在支撑上明确标出主龙骨经过的位置；Using the computer CAD function, accurately calculate the position and height of the main keel resting on the temporary support member, and allow the deviation to be controlled at 1mm.
Within the angle of the main keel, the position of the main keel is clearly marked on the support with the aluminum corner code;
用吊车将支撑杆件吊装安装，并调整就位，临时支撑下口搁置在挑檐吊顶封头管上面，其外侧与封头管外面相平齐，中间用角钢与主体钢梁焊接连接固定，上口与幕墙上封方管作可靠连接，保持临时支撑杆件的垂直度偏差控制在
1mm 范围内；The support rod is hoisted and installed by the crane, and is adjusted in position. The temporary support lower mouth is placed on the top of the provocative ceiling head tube, and the outer side is flush with the outer surface of the head tube, and the angle steel is welded and fixed to the main steel beam. The upper mouth is connected to the square tube on the curtain wall to ensure the vertical deviation of the temporary support rod is controlled.
Within 1mm range;
（七）龙骨安装(7) keel installation
第一段龙骨安装：The first section of the keel installation:
(1)
按照设计图纸，将主龙骨从左下向右上方向倾斜搁置，斜向主、次龙骨内侧与吊顶封头管外侧贴合，主、次龙骨下口与封头管下表面平齐；(1)
According to the design drawing, the main keel is tilted from the lower left to the upper right direction, and the inner side of the main and secondary keels are attached to the outer side of the ceiling head tube, and the lower and the lower keel bottoms are flush with the lower surface of the head tube;
(2)
将最底层主龙骨安装角度及位置详细标识在吊顶封头管外侧面，龙骨安装从左向右进行，主龙骨搁置在临时支撑角码上；(2)
The installation angle and position of the bottommost main keel are clearly marked on the outer side of the ceiling head pipe, the keel installation is carried out from left to right, and the main keel is placed on the temporary support corner code;
(3) 用水准仪测量、调整主龙骨安装位置及标高，以满足设计要求；(3) Measure and adjust the installation position and elevation of the main keel with a water meter to meet the design requirements;
(4) 按照主龙骨上留置的铝角码安装次龙骨，用螺丝将次龙骨与角码连接固定；(4) Install the secondary keel according to the aluminum corner code left on the main keel, and fix the secondary keel and the corner code with screws;
(5) 安装、调整牛腿托架角度，将主龙骨固定在托架上；(5) Install and adjust the angle of the bracket of the beef leg, and fix the main keel on the bracket;
接长龙骨安装：Long keel installation:
(1)
在地面上按照设计图纸及主龙骨杆件编号顺序，在汽车吊臂长范围内将主龙骨接长，长度不超过18m；(1)
According to the design drawings and the main keel member number sequence on the ground, the main keel is lengthened within the long range of the vehicle boom, and the length does not exceed 18m;
(2)
起吊至安装位置，由高空人员将主龙骨与先前已安装就位的同角度主龙骨套接，套接长度满足设计要求后，将接长主龙骨搁置在临时支撑角码上；(2)
Lifting to the installation position, the main keel is socketed by the high-altitude personnel with the same angle main keel that has been installed in the previous position. After the socket length meets the design requirements, the long main keel is placed on the temporary support corner code;
次龙骨安装：Secondary keel installation:
按照主龙骨上留置的角码，用螺丝把次龙骨与角码连接固定；According to the corner code left on the main keel, the secondary keel is connected with the corner code by screws;
（八）主龙骨就位固定(8) The main keel is fixed in place
在主龙骨安装完成后，安装牛腿托架，托架安装可按十字悬臂梁第四段要求实施。托架托住已安装到位的主龙骨，并与主龙骨有可靠连接；After the main keel is installed, the ox bracket is installed, and the bracket can be installed according to the fourth section of the cross cantilever beam. The bracket holds the main keel that has been installed in place and has a reliable connection with the main keel;
( 九) 拆除临时支撑杆件(9) Removal of temporary support members
待主次龙骨安装、就位、固定完成后，拆除临时支撑杆件；After the main keel is installed, in place, and fixed, the temporary support rods are removed;
先行拆除杆件上的铝角码，再拆除支撑杆件与结构的临时固定设施，最后用吊车将临时支撑杆件吊离；First remove the aluminum corner code on the rod, then remove the temporary fixing facilities of the supporting rod and the structure, and finally lift the temporary supporting rod by the crane;
（十） 安装成品菱形铝单板立体板块(10) Installation of finished diamond-shaped aluminum veneer three-dimensional plates
菱形铝单板为立体形状，其背面为双折口，对照图纸要求，将不同式样的铝单板套装在菱形框内，其双折口分别卡住主次龙骨，调整框内单板，使板表面平整，留置的缝隙顺直、一致，并在板背面用卡子固定；The diamond-shaped aluminum veneer has a three-dimensional shape, and the back side has a double-folded shape. According to the requirements of the drawings, different types of aluminum veneers are set in the diamond-shaped frame, and the double-folded openings respectively catch the primary and secondary keels, and adjust the single-plate in the frame to make the surface of the plate Flat, the slits are straight and consistent, and are fastened with clips on the back of the board;
（十一）调整、清洗(11) Adjustment and cleaning
对极少数不平整铝单板进行微调，以不影响整个幕墙立面的平整度、垂直度及幕墙表面的线条顺直；幕墙表面采用清水、柔软的毛巾擦洗。Fine-tune a very small number of uneven aluminum veneers so as not to affect the flatness, verticality and smoothness of the surface of the curtain wall; the surface of the curtain wall is cleaned with water and a soft towel.
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| PCT/CN2014/085917 WO2016033770A1 (en) | 2014-09-04 | 2014-09-04 | Method for construction of suspended rhombic aluminum veneer shading curtain wall for exhibition hall |
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| PCT/CN2014/085917 WO2016033770A1 (en) | 2014-09-04 | 2014-09-04 | Method for construction of suspended rhombic aluminum veneer shading curtain wall for exhibition hall |
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