CN108661166A - A kind of aluminium alloy truss node and concrete connecting structure and its installation method - Google Patents
A kind of aluminium alloy truss node and concrete connecting structure and its installation method Download PDFInfo
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- 229910000838 Al alloy Inorganic materials 0.000 title claims abstract description 196
- 238000000034 method Methods 0.000 title claims abstract description 10
- 238000009434 installation Methods 0.000 title claims description 8
- 238000005192 partition Methods 0.000 claims abstract description 41
- 238000005553 drilling Methods 0.000 claims abstract description 4
- 238000003466 welding Methods 0.000 claims abstract description 4
- 239000000956 alloy Substances 0.000 claims description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 230000007797 corrosion Effects 0.000 abstract description 7
- 238000005260 corrosion Methods 0.000 abstract description 7
- 238000012423 maintenance Methods 0.000 abstract description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
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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
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
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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
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/38—Connections for building structures in general
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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
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/38—Connections for building structures in general
- E04B1/58—Connections for building structures in general of bar-shaped building elements
- E04B1/5806—Connections for building structures in general of bar-shaped building elements with a cross-section having an open profile
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Abstract
本发明公开了一种铝合金桁架节点与混凝土连接构造，包括内侧铝合金竖板、外侧铝合金竖板、两块铝合金横隔板、带肋铝合金棒和混凝土板；两块铝合金横隔板分别与内侧铝合金竖板和外侧铝合金竖板垂直固定连接；内侧铝合金竖板均匀设置竖板开孔，带肋铝合金棒穿过竖板开孔，并与外侧铝合金竖板垂直固定连接。两块铝合金横隔板均匀设置有横隔板开孔；竖板开孔、横隔板开孔和带肋铝合金棒均位于混凝土板的内部。一种铝合金桁架节点与混凝土连接构造的安装方法，包括如下步骤：S1、钻出开孔；S2、进行焊接固定；S3、安装带肋铝合金棒；S4、浇筑混凝土。本发明解决了现有技术存在的耐腐蚀性差、后期维护成本高、节点应力集中的问题。
The invention discloses a connection structure between an aluminum alloy truss node and concrete, comprising an inner aluminum alloy vertical plate, an outer aluminum alloy vertical plate, two aluminum alloy transverse partitions, ribbed aluminum alloy rods and a concrete plate; two aluminum alloy horizontal plates The clapboard is vertically fixedly connected with the inner aluminum alloy riser and the outer aluminum alloy riser respectively; the inner aluminum alloy riser is uniformly provided with riser holes, and the ribbed aluminum alloy rods pass through the riser holes and connect with the outer aluminum alloy riser Vertical fixed connection. The two aluminum alloy transverse partitions are uniformly provided with transverse diaphragm openings; the vertical plate openings, transverse diaphragm openings and ribbed aluminum alloy rods are all located inside the concrete slab. A method for installing an aluminum alloy truss node and a concrete connection structure, comprising the following steps: S1, drilling holes; S2, welding and fixing; S3, installing ribbed aluminum alloy rods; S4, pouring concrete. The invention solves the problems of poor corrosion resistance, high later maintenance cost and node stress concentration existing in the prior art.
Description
技术领域technical field
本发明属于土木工程技术领域，具体涉及一种铝合金桁架节点与混凝土连接构造及其安装方法。The invention belongs to the technical field of civil engineering, and in particular relates to an aluminum alloy truss node-concrete connection structure and an installation method thereof.
背景技术Background technique
传统钢桁架节点与混凝土连接节点存在以下问题：The traditional steel truss joints and concrete joints have the following problems:
(1)钢桁架与混凝土的连接节点在长期的环境作用下，耐腐蚀性较差，容易腐蚀，容易造成结构耐久性损失及长期刚度退化，同时也提高了后期维护的成本。(1) Under long-term environmental effects, the connection nodes of steel trusses and concrete have poor corrosion resistance and are easy to corrode, which may easily cause loss of structural durability and long-term stiffness degradation, and also increase the cost of later maintenance.
(2)钢与混凝土弹性模量相差较大，导致连接节点周围的应力集中，容易出现混凝土开裂等问题，结构的安全性降低。(2) The elastic modulus of steel and concrete is quite different, which leads to stress concentration around the connecting nodes, prone to problems such as concrete cracking, and reduces the safety of the structure.
发明内容Contents of the invention
针对现有技术中的上述不足，本发明提供了一种抗腐蚀性好、强度高、质量轻、结构稳固、安全性和实用性高的铝合金桁架节点与混凝土连接构造及其安装方法，解决了现有技术存在的抗腐蚀性差、后期维护成本高、应力水平高、安全性低的问题。Aiming at the above-mentioned deficiencies in the prior art, the present invention provides an aluminum alloy truss node-concrete connection structure and its installation method with good corrosion resistance, high strength, light weight, stable structure, high safety and practicability, and solves the problem of The problems of poor corrosion resistance, high post-maintenance cost, high stress level and low safety existing in the prior art are solved.
为了达到上述发明目的，本发明采用的技术方案为：In order to achieve the above-mentioned purpose of the invention, the technical scheme adopted in the present invention is:
一种铝合金桁架节点与混凝土连接构造，包括内侧铝合金竖板、外侧铝合金竖板、两块铝合金横隔板、带肋铝合金棒和混凝土板；两块铝合金横隔板分别与内侧铝合金竖板和外侧铝合金竖板垂直固定连接，且两块铝合金横隔板均位于混凝土板内部；A connection structure between aluminum alloy truss nodes and concrete, including inner aluminum alloy vertical plates, outer aluminum alloy vertical plates, two aluminum alloy transverse partitions, ribbed aluminum alloy rods and concrete slabs; the two aluminum alloy transverse diaphragms are respectively connected to The inner aluminum alloy vertical plate and the outer aluminum alloy vertical plate are vertically fixedly connected, and the two aluminum alloy transverse partitions are located inside the concrete slab;
内侧铝合金竖板均匀设置竖板开孔，带肋铝合金棒的一端水平穿过内侧铝合金竖板上的竖板开孔，另一端与外侧铝合金竖板垂直固定连接，外侧铝合金竖板与内侧铝合金竖板的形状相同。The inner aluminum alloy vertical plate is evenly provided with vertical plate openings, one end of the ribbed aluminum alloy rod passes through the vertical plate opening on the inner aluminum alloy vertical plate horizontally, and the other end is vertically fixedly connected with the outer aluminum alloy vertical plate, and the outer aluminum alloy vertical plate The plates are the same shape as the inner aluminum alloy risers.
两块铝合金横隔板的对应竖直位置均匀设置有横隔板开孔，带肋铝合金棒竖直穿过横隔板开孔；The corresponding vertical positions of the two aluminum alloy horizontal partitions are uniformly provided with openings in the horizontal partition, and the ribbed aluminum alloy rods vertically pass through the openings of the horizontal partition;
竖板开孔、横隔板开孔和带肋铝合金棒均位于混凝土板的内部。Riser openings, diaphragm openings and ribbed aluminum alloy rods are located inside the concrete slab.
本方案的有益效果为：The beneficial effects of this program are:
(1)采用铝合金材质制成的带肋铝合金棒和铝合金节点板，大幅度提高了连接构造的抗腐蚀性，减轻了结构的质量；(1) Ribbed aluminum alloy rods and aluminum alloy gusset plates made of aluminum alloy material greatly improve the corrosion resistance of the connection structure and reduce the quality of the structure;
(2)使连接具有更好的温度特性，在低温环境下不表现脆性，并且提高了在低温恶劣环境下连接构造局部强度，进而提高了桥梁的安全性和实用性；(2) Make the connection have better temperature characteristics, do not show brittleness in low temperature environment, and improve the local strength of the connection structure in low temperature and harsh environment, thereby improving the safety and practicability of the bridge;
(3)利用铝合金较低的弹性模量和较高的强度，可以显著降低节点应力水平，解决应力集中问题，增加了结构的安全性和耐久性；(3) Using the lower elastic modulus and higher strength of aluminum alloy can significantly reduce the stress level of nodes, solve the problem of stress concentration, and increase the safety and durability of the structure;
(4)带肋铝合金棒增加了混凝土板的抗拔性能。(4) The ribbed aluminum alloy rod increases the pull-out performance of the concrete slab.
进一步地，内侧铝合金竖板、外侧铝合金竖板、两块铝合金横隔板以及带肋铝合金棒均为6000系列铝合金材料。Furthermore, the inner aluminum alloy vertical board, the outer aluminum alloy vertical board, the two aluminum alloy transverse partitions and the ribbed aluminum alloy rods are all 6000 series aluminum alloy materials.
上述进一步方案的有益效果为：The beneficial effect of above-mentioned further scheme is:
铝合金6000系列材质的可使用性好、容易涂层以及加工性好的优点，提高了铝合金桁架节点与混凝土连接构造的实用性。The aluminum alloy 6000 series materials have the advantages of good usability, easy coating and good processability, which improves the practicability of the connection structure between aluminum alloy truss nodes and concrete.
进一步地，内侧铝合金竖板与外侧铝合金竖板平行放置，并通过两块平行设置且与内侧铝合金竖板相垂直的铝合金横隔板固定连接。Furthermore, the inner aluminum alloy vertical plate is placed in parallel with the outer aluminum alloy vertical plate, and is fixedly connected by two aluminum alloy transverse partitions arranged in parallel and perpendicular to the inner aluminum alloy vertical plate.
进一步地，横向布置的带肋铝合金棒的长度大于内侧铝合金竖板、外侧铝合金竖板的间距；竖向布置的带肋铝合金棒的长度大于两块铝合金横隔板的间距并小于混凝土板的高度。Further, the length of the horizontally arranged ribbed aluminum alloy rods is greater than the distance between the inner aluminum alloy vertical plate and the outer aluminum alloy vertical plate; the length of the vertically arranged ribbed aluminum alloy rods is greater than the distance between two aluminum alloy transverse partitions and less than the height of the concrete slab.
上述进一步方案的有益效果为：The beneficial effect of above-mentioned further scheme is:
提高了铝合金节点与混凝土之间连接的可靠性。Improves the reliability of the connection between aluminum alloy nodes and concrete.
进一步地，竖板开孔和横隔板开孔的直径大于或等于50mm，且横隔板开孔的边缘与铝合金横隔板的边缘的距离大于或等于25mm，相邻横隔板开孔的圆心距离大于或等于120mm。Further, the diameters of the vertical plate openings and the diaphragm openings are greater than or equal to 50 mm, and the distance between the edge of the diaphragm opening and the edge of the aluminum alloy diaphragm is greater than or equal to 25 mm, and the adjacent diaphragm openings The distance between the center of the circle is greater than or equal to 120mm.
进一步地，带肋铝合金棒的直径范围为25mm-30mm。Further, the diameter range of the ribbed aluminum alloy rod is 25mm-30mm.
一种基于铝合金桁架节点与混凝土连接构造的安装方法，包括如下步骤：An installation method based on an aluminum alloy truss node and a concrete connection structure, comprising the following steps:
S1：钻出开孔：将开孔位置进行定位，并用钻孔机在内侧铝合金竖板进行钻孔，得到竖板开孔，并在两块铝合金横隔板上对应的位置进行钻孔，得到横隔板开孔；S1: Drill the hole: Position the hole, and use a drilling machine to drill holes in the inner aluminum alloy vertical plate to obtain vertical plate holes, and drill holes in the corresponding positions on the two aluminum alloy transverse partitions , to obtain the diaphragm opening;
S2：进行焊接固定：将两块铝合金横隔板的两端垂直于内侧铝合金竖板和外侧铝合金竖板进行焊接固定；S2: Welding and fixing: weld and fix the two ends of the two aluminum alloy transverse partitions perpendicular to the inner aluminum alloy vertical plate and the outer aluminum alloy vertical plate;
S3：安装带肋铝合金棒：将横向带肋铝合金棒穿过内侧铝合金竖板上的竖板开孔并将另一端焊接在外侧铝合金竖板的对应位置上，将竖向带肋铝合金棒竖直穿过两块铝合金横隔板的横隔板开孔；S3: Install the ribbed aluminum alloy rod: pass the horizontal ribbed aluminum alloy rod through the vertical plate opening on the inner aluminum alloy vertical plate and weld the other end to the corresponding position of the outer aluminum The aluminum alloy rods vertically pass through the openings of the diaphragms of the two aluminum alloy diaphragms;
S4：浇筑混凝土：将混凝土浇筑在外侧铝合金竖板的内侧，并将所有的竖板开孔、横隔板开孔与带肋铝合金棒埋置其中，形成混凝土板。S4: Concrete pouring: Concrete is poured on the inner side of the outer aluminum alloy vertical plate, and all vertical plate openings, diaphragm openings and ribbed aluminum alloy rods are embedded in it to form a concrete slab.
附图说明Description of drawings
图1为铝合金桁架节点与混凝土连接构造结构示意图；Fig. 1 is a schematic diagram of the connection structure between aluminum alloy truss nodes and concrete;
图2为基于铝合金桁架节点与混凝土连接构造的安装方法流程图。Fig. 2 is a flow chart of the installation method based on the connection structure between aluminum alloy truss nodes and concrete.
其中，1、内侧铝合金竖板；11、竖板上开孔；2、外侧铝合金竖板；3、铝合金横隔板；31、横隔板开孔；4、带肋铝合金棒；5、混凝土板。Among them, 1. The inner aluminum alloy vertical board; 11. The opening on the vertical board; 2. The outer aluminum alloy vertical board; 3. The aluminum alloy horizontal partition; 31. The horizontal partition opening; 4. The ribbed aluminum alloy rod; 5. Concrete slab.
具体实施方式Detailed ways
下面对本发明的具体实施方式进行描述，以便于本技术领域的技术人员理解本发明，但应该清楚，本发明不限于具体实施方式的范围，对本技术领域的普通技术人员来讲，只要各种变化在所附的权利要求限定和确定的本发明的精神和范围内，这些变化是显而易见的，一切利用本发明构思的发明创造均在保护之列。The specific embodiments of the present invention are described below so that those skilled in the art can understand the present invention, but it should be clear that the present invention is not limited to the scope of the specific embodiments. For those of ordinary skill in the art, as long as various changes Within the spirit and scope of the present invention defined and determined by the appended claims, these changes are obvious, and all inventions and creations using the concept of the present invention are included in the protection list.
一种铝合金桁架节点与混凝土连接构造，如图1所示，包括内侧铝合金竖板1、外侧铝合金竖板2、两块铝合金横隔板3、带肋铝合金棒和混凝土板5；两块铝合金横隔板3分别与内侧铝合金竖板1和外侧铝合金竖板2垂直固定连接，且两块铝合金横隔板3均位于混凝土板5内部；An aluminum alloy truss node and concrete connection structure, as shown in Figure 1, including an inner aluminum alloy vertical plate 1, an outer aluminum alloy vertical plate 2, two aluminum alloy transverse partitions 3, ribbed aluminum alloy rods and a concrete plate 5 ; Two aluminum alloy horizontal partitions 3 are vertically fixedly connected with the inner aluminum alloy vertical plate 1 and the outer aluminum alloy vertical plate 2 respectively, and the two aluminum alloy horizontal partitions 3 are located inside the concrete slab 5;
内侧铝合金竖板1均匀设置三排竖板开孔11，带肋铝合金棒的一端水平穿过内侧铝合金竖板1上的三排竖板开孔11，另一端与外侧铝合金竖板2垂直固定连接，外侧铝合金竖板2与内侧铝合金竖板1的形状相同且都为V形。The inner aluminum alloy riser 1 is evenly provided with three rows of riser openings 11, and one end of the ribbed aluminum alloy rod passes through the three rows of riser openings 11 on the inner aluminum alloy riser 1 horizontally, and the other end is connected with the outer aluminum alloy riser. 2. Vertical fixed connection, the shape of the outer aluminum alloy riser 2 and the inner aluminum alloy riser 1 are the same and both are V-shaped.
两块铝合金横隔板3的对应竖直位置均匀设置有二排横隔板开孔31，带肋铝合金棒竖直穿过二排横隔板开孔31；The corresponding vertical positions of the two aluminum alloy horizontal partitions 3 are uniformly provided with two rows of horizontal partition openings 31, and the ribbed aluminum alloy rods vertically pass through the two rows of horizontal partition openings 31;
竖板开孔11、横隔板开孔31和带肋铝合金棒均位于混凝土板5的内部。The openings 11 of the vertical plate, the openings 31 of the transverse partition and the ribbed aluminum alloy rods are all located inside the concrete slab 5 .
本实施例中，内侧铝合金竖板1、外侧铝合金竖板2、两块铝合金横隔板3以及带肋铝合金棒均为可使用性好、容易涂层以及加工性好的铝合金6061材质制成。In this embodiment, the inner aluminum alloy riser 1, the outer aluminum alloy riser 2, the two aluminum alloy transverse partitions 3 and the ribbed aluminum alloy rods are all aluminum alloys with good workability, easy coating and good processability. Made of 6061 material.
本实施例中，内侧铝合金竖板1与外侧铝合金竖板2平行放置，并通过两块平行设置且与内侧铝合金竖板1相垂直的铝合金横隔板3固定连接。In this embodiment, the inner aluminum alloy vertical plate 1 and the outer aluminum alloy vertical plate 2 are placed in parallel, and are fixedly connected by two aluminum alloy transverse partitions 3 arranged in parallel and perpendicular to the inner aluminum alloy vertical plate 1 .
本实施例中，横向布置的带肋铝合金棒的长度大于内侧铝合金竖板1、外侧铝合金竖板2的间距；竖向布置的带肋铝合金棒的长度大于两块铝合金横隔板3的间距并小于混凝土板5的高度。In this embodiment, the length of the horizontally arranged ribbed aluminum alloy rods is greater than the distance between the inner aluminum alloy vertical board 1 and the outer aluminum alloy vertical board 2; the length of the vertically arranged ribbed aluminum alloy rods is longer than the two aluminum alloy horizontal partitions The spacing of the slabs 3 is not smaller than the height of the concrete slabs 5 .
本实施例中，竖板开孔11和横隔板开孔31的直径大于或等于50mm，且横隔板开孔31的边缘与铝合金横隔板3的边缘的距离大于或等于25mm，相邻横隔板开孔31的圆心距离大于或等于120mm。In this embodiment, the diameters of the vertical plate opening 11 and the diaphragm opening 31 are greater than or equal to 50 mm, and the distance between the edge of the diaphragm opening 31 and the edge of the aluminum alloy diaphragm 3 is greater than or equal to 25 mm, corresponding to The distance between the centers of the adjacent diaphragm openings 31 is greater than or equal to 120mm.
本实施例中，带肋铝合金棒的直径范围为25mm-30mm。In this embodiment, the diameter range of the ribbed aluminum alloy rod is 25mm-30mm.
本发明实施例中，两块铝合金横隔板3的两端垂直于内侧铝合金竖板1和外侧铝合金竖板2，显著提高节点应力水平；横向带肋铝合金棒穿过内侧铝合金竖板1上的竖板开孔11并将另一端焊接在外侧铝合金竖板2的对应位置上，竖向带肋铝合金棒竖直穿过两块铝合金横隔板3的横隔板开孔31，带肋铝合金棒增加了混凝土板5的抗拔性能，同时防止内侧铝合金竖板1和外侧铝合金竖板2，以及两块铝合金横隔板3之间产生相对位移，提高了结构稳固性；混凝土浇筑在外侧铝合金竖板2的内侧，将所有的竖板开孔11、横隔板开孔31与带肋铝合金棒埋置其中形成的混凝土板5，形成铝合金和混凝土的交替结构，兼具铝合金材质的高强度与混凝土小变形的特点，提高铝合金桁架节点与混凝土连接构造的强度和结构的稳固性。In the embodiment of the present invention, the two ends of the two aluminum alloy transverse partitions 3 are perpendicular to the inner aluminum alloy vertical plate 1 and the outer aluminum alloy vertical plate 2, which significantly improves the node stress level; the horizontal ribbed aluminum alloy rod passes through the inner aluminum alloy vertical plate The vertical plate opening 11 on the vertical plate 1 and the other end is welded to the corresponding position of the outer aluminum alloy vertical plate 2, and the vertical ribbed aluminum alloy rod vertically passes through the horizontal partitions of the two aluminum alloy horizontal partitions 3 The opening 31 and the ribbed aluminum alloy rod increase the pull-out performance of the concrete slab 5, and at the same time prevent the relative displacement between the inner aluminum alloy vertical plate 1 and the outer aluminum alloy vertical plate 2, as well as the two aluminum alloy transverse partitions 3, The structural stability is improved; concrete is poured on the inner side of the outer aluminum alloy vertical plate 2, and the concrete plate 5 formed by embedding all the vertical plate openings 11, the transverse diaphragm openings 31 and the ribbed aluminum alloy rods to form an aluminum alloy The alternating structure of alloy and concrete combines the high strength of aluminum alloy and the small deformation of concrete to improve the strength and structural stability of the connection structure between aluminum alloy truss nodes and concrete.
一种基于铝合金桁架节点与混凝土连接构造的安装方法，如图2所示，包括如下步骤：An installation method based on the connection structure of aluminum alloy truss nodes and concrete, as shown in Figure 2, includes the following steps:
S1：钻出开孔：将开孔位置进行定位，并用钻孔机在内侧铝合金竖板进行钻孔，得到竖板开孔，并在两块铝合金横隔板上对应的位置进行钻孔，得到横隔板开孔；S1: Drill the hole: Position the hole, and use a drilling machine to drill holes in the inner aluminum alloy vertical plate to obtain vertical plate holes, and drill holes in the corresponding positions on the two aluminum alloy transverse partitions , to obtain the diaphragm opening;
S2：进行焊接固定：将两块铝合金横隔板的两端垂直于内侧铝合金竖板和外侧铝合金竖板进行焊接固定；S2: Welding and fixing: weld and fix the two ends of the two aluminum alloy transverse partitions perpendicular to the inner aluminum alloy vertical plate and the outer aluminum alloy vertical plate;
S3：安装带肋铝合金棒：将横向带肋铝合金棒穿过内侧铝合金竖板上的竖板开孔并将另一端焊接在外侧铝合金竖板的对应位置上，将竖向带肋铝合金棒竖直穿过两块铝合金横隔板的横隔板开孔；S3: Install the ribbed aluminum alloy rod: pass the horizontal ribbed aluminum alloy rod through the vertical plate opening on the inner aluminum alloy vertical plate and weld the other end to the corresponding position of the outer aluminum The aluminum alloy rods vertically pass through the openings of the diaphragms of the two aluminum alloy diaphragms;
S4：浇筑混凝土：将混凝土浇筑在外侧铝合金竖板的内侧，并将所有的竖板开孔、横隔板开孔与带肋铝合金棒埋置其中，形成混凝土板。S4: Concrete pouring: Concrete is poured on the inner side of the outer aluminum alloy vertical plate, and all vertical plate openings, diaphragm openings and ribbed aluminum alloy rods are embedded in it to form a concrete slab.
本发明提供了一种抗腐蚀性好、强度高、质量轻、结构稳固、安全性和实用性高的铝合金桁架节点与混凝土连接构造及其安装方法，解决了现有技术存在的抗腐蚀性差、后期维护成本提高、安全性和实用性低的问题。The invention provides an aluminum alloy truss node and concrete connection structure and installation method thereof with good corrosion resistance, high strength, light weight, stable structure, high safety and practicability, and solves the poor corrosion resistance existing in the prior art , Increased post-maintenance costs, low safety and practicality.
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