CN111021535A - Aluminum alloy truss integration node connecting component - Google Patents
Aluminum alloy truss integration node connecting component Download PDFInfo
- Publication number
- CN111021535A CN111021535A CN201911366149.0A CN201911366149A CN111021535A CN 111021535 A CN111021535 A CN 111021535A CN 201911366149 A CN201911366149 A CN 201911366149A CN 111021535 A CN111021535 A CN 111021535A
- Authority
- CN
- China
- Prior art keywords
- connecting plate
- diagonal web
- aluminum alloy
- members
- vertical
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Classifications
-
- 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
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
-
- 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
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
- E04B1/2403—Connection details of the elongated load-supporting parts
-
- 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
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
- E04B1/2403—Connection details of the elongated load-supporting parts
- E04B2001/2406—Connection nodes
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Joining Of Building Structures In Genera (AREA)
Abstract
The invention discloses an aluminum alloy truss integrated node connecting component which comprises two Y-shaped connecting plates, wherein the Y-shaped connecting plates and a square transverse partition plate form a square space for inserting vertical web members, two side edges of the square space are used for inserting upper chords or lower chords in the horizontal direction, the space between the upper connecting plates of the Y-shaped connecting plates is used for inserting diagonal web members, the space between the vertical connecting plates outside the Y-shaped connecting plates is used for connecting transverse members, two channels are arranged on the lateral connecting plates on the upper parts of the Y-shaped connecting plates and used for installing bolts and can be connected with the diagonal web members at different angles, four bolts installed in the two different curved channels can be automatically locked, and the connection and the fixation of the diagonal web members are realized. The structure of the invention is convenient for realizing the standardized production and the modularized rapid installation and disassembly of the aluminum alloy truss structure, and shortens the construction period; the integrated node connecting member can be directly connected with each rod piece of the truss structure through reserved bolt holes without additionally arranging connecting batten plates.
Description
Technical Field
The invention relates to the technical field of truss structures, in particular to an aluminum alloy truss integrated node connecting component.
Background
According to the requirements of related structural design specifications, the strength of the node connecting member is not lower than that of the connecting rod piece, the strength of the welded material of the aluminum alloy structure is reduced by 20-30% in different degrees, the welding performance is poor, and the integral node structure cannot be formed by welding steel plates like the structural member connection of a steel structure. Therefore, the components for the aluminum alloy truss bearing structure in China are connected at the nodes through the gusset plates by rivets or bolts, and welding connection is avoided. The node bolt connection has complex structure, more bolts and time and labor waste in field installation. Meanwhile, the center lines of the sections of the rods at the nodes cannot intersect at one point due to the limitation of the structure of the member connecting nodes, so that a bending moment effect is generated on the nodes under the action of the axial eccentric force of the members, and additional stress is generated, thereby reducing the overall bearing capacity of the truss structure.
Because the aluminum alloy material has a lower melting point, the aluminum alloy material has good fluidity and plasticity at 400-500 ℃, is very suitable for extrusion and casting production processes, has low production cost of a die and high material strength, and can be used for large-scale load-bearing structures. The components of the aluminum alloy truss can be produced into the section by adopting an extrusion process, and the integrated node has a complex structure, cannot be produced by adopting the extrusion process and can only be produced by adopting a casting process. The casting process is casting in a pressure mould, can produce node components with various complex shapes, and has high precision and smoothness and beautiful appearance. The connecting plate of the integrated node structure can be used as a connecting batten plate of a component, so that the machining workload of node connection is reduced to a great extent, the construction period of on-site installation of the component is shortened, the labor cost is greatly saved, and the installation precision of the node connection is improved. When the aluminum alloy truss structure needs to be provided with pipelines and other auxiliary structures, the aluminum alloy truss structure can also be directly fixed by using the reserved notches.
When the aluminum alloy truss structure for becoming the height girder, the angle and the bolt hole of oblique web member arrange can change, the structural style that leads to every node is all inconsistent, node processing preparation and installation are all very complicated, hardly realize the standardization of component installation, need design the connecting elements of both being convenient for, can adapt to the integral node structure of integration of oblique web member angle change again, realize the standardized production and the modularization quick installation of aluminum alloy truss structural member, dismantle, the reduction of erection time, effective control structure installation is linear, improve the installation accuracy of component.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides an aluminum alloy truss integrated joint connecting member, which can realize factory standardized production and modularized installation and disassembly, shorten the field construction period, improve the installation precision of joint connection, ensure that the section center lines of all the members at the joints are intersected at one point, and ensure that the members at the joints do not generate accessory bending moment and stress, thereby improving the bearing capacity of the whole structure.
The technical scheme adopted by the invention is as follows: the utility model provides an aluminum alloy truss integration nodal connection component, includes two Y type connecting plates, it is whole to connect the formation through two vertical rectangle cross slabs at the middle part between the Y type connecting plate, Y type connecting plate is perpendicular with the rectangle cross slab, Y type connecting plate and rectangle cross slab form the square space that is used for pegging graft perpendicular web member, the horizontal direction on square space both sides limit is used for pegging graft chord member or lower chord member, space is used for pegging graft diagonal web member on the Y type connecting plate between the part connecting plate, the vertical connecting plate that the Y type connecting plate unilateral is outside stretches out is used for connecting the transverse member, channel and bolt hole are reserved on the surface of the vertical connecting plate that Y type connecting plate and unilateral outside stretch out, the integral nodal structure of integration is whole casting one shot forming.
Further, the central axes of the cross sections of the vertical web members, the upper chord members, the lower chord members, the diagonal web members and the transverse members intersect at a point.
Furthermore, the outer surface of the upper connecting plate of the Y-shaped connecting plate is provided with two arc-shaped channels for installing bolts to connect the diagonal web members.
Furthermore, the bending directions of the channels are opposite, and when the bolts are installed in the channels, the automatic locking of the bolts can be realized through the curve line shape of the channels, so that the oblique web members can be connected and fixed.
Furthermore, the angle of the diagonal web member regulated and controlled by the channel can be adjusted at any angle between 30 and 50 degrees from the vertical direction, so that the installation requirements of the diagonal web members of different truss structures can be met.
Further, the linear selection of the channel and the coordinate positioning of the bolt are derived as follows:
selecting a plane where a Y-shaped connecting plate on one side of the integrated node connecting member is located to establish a coordinate system, taking the projection of the intersection point of the central axes of the sections of the rod pieces on the plane as a coordinate origin, taking the horizontal right direction as the positive direction of an x axis, and taking the vertical upward direction as the positive direction of a Y axis, and establishing a plane rectangular coordinate system;
two circular curve parts with different circle center radiuses are used as a channel curve of one side of the integrated node connecting component, which is connected with the left inclined web member part; two circular curves Z1The circle center is (-140, -530) and the radius is 700 mm; z2The circle center is (-60, 920), the radius is 800mm, and the parameter equation is as follows:
if the included angle between the diagonal web member and the vertical direction is theta, α is in a relation of theta +90 degrees, and two curve parameter equations about theta are obtained after the relation is substituted:
then the coordinate of the intersection point of the central line of the diagonal web member and the two circular curves can be obtained by knowing theta;
the equation W for determining the diagonal web member centerline from the intersection coordinates is:
(145+10cosθ)x+(10sinθ-8)y+106800sinθ+7000cosθ+16060＝0；
the central line W of the diagonal web member is divided into an upward translation vector a and a downward translation vector a (a is half of the center distance between two adjacent bolts) and two circles Z1，Z 24 intersection points intersected in the range of the member are the central positions of the bolt points;
equation u for vector a translated upward from diagonal web member centerline W1Comprises the following steps:
(145+10cosθ)(x-18cosθ)+(10sinθ-8)(y-18sinθ)+106800sinθ+7000cosθ+16060＝0；
equation u for vector a translated downward from diagonal web member centerline W2Comprises the following steps:
(145+10cosθ)(x+18cosθ)+(10sinθ-8)(y+18sinθ)+106800sinθ+7000cosθ+16060＝0；
equation u1，u2Are each independently of Z1，Z2The coordinate positions of the central points of four bolts connected with the diagonal web members can be obtained in a simultaneous manner;
the channel curve of the part of the component, which is connected with the right inclined web member, on the side is determined by the symmetry of the channel curve on the left side relative to the y axis, and the channel curve on the other side of the component and the channel curve on the side are symmetrical relative to a vertical plane at the center of the integrated node.
Compared with the prior art, the invention has the beneficial effects that:
1. the integrated node connecting component is convenient for realizing standardized production and modularized rapid installation and disassembly of the aluminum alloy truss structure, and the construction period is shortened.
2. The integrated node connecting member can be directly connected with each rod piece of the truss structure through the reserved bolt holes, a connecting batten plate is not needed to be additionally arranged, and the field installation precision is high.
3. The upper part of the integrated node connecting component is provided with two channels to connect the diagonal web members from different angles, the principle that the positions of the bolts can be locked and fixed when the two bolts move along the curved channels respectively is utilized to connect the diagonal web members, two channel line types are determined through two different function curves, the accurate coordinates of bolt points of the diagonal web members can be directly calculated after the angles of the diagonal web members are determined, the time is saved, and the accurate processing of a factory is facilitated.
4. When the integrated node connecting member is connected with each rod piece, the central axis of the cross section can be completely intersected at one point, the eccentric bending moment of the node cannot be generated on the member, and the stress performance of the truss structure is good.
5. The integrated node connecting component is made of aluminum alloy materials, the welding strength is reduced too much compared with that of a steel structure, but the strength of the casting process can completely meet the stress requirement by adopting an integral casting one-step forming process, and the integrated node connecting component has the advantages of high strength, good integrity, light weight, corrosion resistance and attractive appearance.
Drawings
FIG. 1 is a schematic diagram of the establishment of a channel coordinate system of an aluminum alloy truss integrated node connecting member according to the invention;
FIG. 2 is a schematic illustration of the present invention calculation to determine a channel trajectory;
FIG. 3 is a schematic structural view of the present invention;
FIG. 4 is a schematic view of the present invention after connecting the rods;
FIG. 5 is a main view of the structure of the present invention;
FIG. 6 is a schematic cross-sectional view taken along line A-A of FIG. 5;
fig. 7 is a top view of the present invention.
Wherein: the structure comprises 1-Y-shaped connecting plates, 2-square transverse partition plates, 3-vertical web members, 4-upper chords, 5-lower chords, 6-connecting plates, 7-diagonal web members, 8-vertical connecting plates, 9-transverse members, 10-bolt holes and 11-channels.
Detailed Description
For the purpose of enhancing the understanding of the present invention, the present invention will be further explained with reference to the accompanying drawings and examples, which are only for the purpose of explaining the present invention and do not limit the scope of the present invention.
As shown in fig. 1 and 2, an aluminum alloy truss integrated node connecting member comprises two Y-shaped connecting plates 1, the middle parts of the Y-shaped connecting plates 1 are connected into a whole through two vertical rectangular transverse clapboards 2, the Y-shaped connecting plate 1 is vertical to the rectangular transverse clapboard 2, the Y-shaped connecting plate 1 and the rectangular transverse clapboard 2 form a square space for inserting the vertical web members 3, the horizontal direction of two side edges of the square space is used for inserting an upper chord 4 or a lower chord 5, the space between upper part connecting plates 6 of the Y-shaped connecting plate 1 is used for inserting an inclined web member 7, the vertical connecting plate 8 extending out of one side of the Y-shaped connecting plate 1 is used for connecting a cross member 9, the integral node structure is characterized in that a groove 11 and a bolt hole 10 are reserved on the surfaces of the Y-shaped connecting plate 1 and the vertical connecting plate 8 extending out of one side of the Y-shaped connecting plate, and the integral node structure is integrally cast and formed in one step.
In the above embodiment, the central axes of the cross sections of the vertical web members 3, the upper chord members 4, the lower chord members 5, the diagonal web members 7 and the transverse members 9 intersect at a point, the integrated node connecting member can be used as a node connecting batten plate, and all parts of the node are integrally cast and formed at one time, so that all parts of the structure are homogeneous and have equal strength, and the structure has the advantages of light weight, high strength and corrosion resistance.
In the above embodiment, the outer surface of the upper connecting plate 6 of the Y-shaped connecting plate 1 is provided with two arc-shaped channels 11, the bending directions of the channels 11 are opposite, the two channels 11 connected with the diagonal web members 7 are based on the principle of self-locking function of bolts, no hole needs to be opened in advance, and the angle of the diagonal web members 7 regulated and controlled by the channels 11 forms an angle of 30-50 degrees with the vertical direction.
As shown in fig. 1, after the angle of the diagonal web member 7 is determined, the coordinates of the bolt connected with the diagonal web member 7 can be directly and accurately positioned according to the calculation result; taking an outer plane on one side of the structural Y-shaped connecting plate as a coordinate system to establish a reference plane, taking the projection of the intersection point of the central axes of the cross sections of the rod pieces on the plane as a coordinate origin, taking the horizontal right direction as the positive direction of an x axis, taking the vertical upward direction as the positive direction of a Y axis, and establishing a plane rectangular coordinate system on the reference plane;
two circular curve parts with different circle center radiuses are used as channel curves;
two circular curves Z1The circle center is (-140, -530) and the radius is 700 mm; z2The circle center is (-60, 920), the radius is 800mm, and the parameter equation is as follows:
if the included angle between the diagonal web member 7 and the vertical direction is θ, α is defined as θ +90 °, and two curve parameter equations about θ are obtained by substituting:
then the coordinate of the intersection point of the central line of the diagonal web member and the two circular curves can be obtained by knowing theta;
and determining the center line W of the diagonal web member by the intersection point coordinates as follows:
(145+10cosθ)x+(10sinθ-8)y+106800sinθ+7000cosθ+16060＝0；
the central line W of the diagonal web member 7 is respectively translated upwards and downwards to form a vector a and two circles Z1，Z2Within the scope of the componentThe 4 crossed intersection points are the central positions of the bolt points;
the equation u1 for the vector a translated upward from the diagonal web member 7 centerline W is:
(145+10cosθ)(x-18cosθ)+(10sinθ-8)(y-18sinθ)+106800sinθ+7000cosθ+16060＝0；
the equation u2 for the vector a translated downwards from the equation W for the diagonal web member 7 centerline is:
(145+10cosθ)(x+18cosθ)+(10sinθ-8)(y+18sinθ)+106800sinθ+7000cosθ+16060＝0；
equation u1，u2Are each independently of Z1，Z2The positions of the four bolt center points connected with the diagonal web members 7 can be obtained simultaneously.
As shown in fig. 3, the two diagonal web members 7 are connected by bolts through the hollow portion channels 11 connecting the diagonal web members 7, the vertical direction is connected to the vertical web members 3 through the bolt holes of the integrated node connecting member, and the horizontal direction is connected to the horizontal upper chord 4 or the horizontal lower chord 5 through the bolt holes of the integrated node connecting member.
As shown in fig. 4, the relevant dimensions satisfy the following requirements: the height H1 of the connecting plate 6 of the Y-shaped connecting plate 1 without the part connected with the diagonal web members 7 is 150 mm-500 mm, the height H2 of the connecting plate 6 connected with the diagonal web members 7 is 90 mm-300 mm, the length L1 of the upper chord 4 and the lower chord 5 is 100 mm-400 mm, the thickness L2 of the vertical connecting plate 8 connected with the transverse member 9 is 3 mm-20 mm, and the length L3 of the cavity part connected with the vertical web members is 60 mm-200 mm.
As shown in fig. 5, the relevant dimensions satisfy the following requirements: the width D1 of the cavity part connecting the vertical web members 3, the diagonal web members 7, the upper chord members 4 and the lower chord members 5 is 100-300 mm, and the inner clear width D3 is the same as the outer full width of the diagonal web members 7; the width D2 of the vertical connecting plate 8 connected with the transverse member 9 is 70 mm-200 mm, and a chamfer with the radius of 5mm is arranged at the joint of the vertical connecting plate and the main body structure.
As shown in fig. 6 and 7, the relevant dimensions satisfy the following requirements: the plate thickness t1 of the part connecting the vertical web members 3, the diagonal web members 7, the upper chord members 4 and the lower chord members 5 is 3 mm-20 mm, and the thickness t2 of the rectangular transverse clapboard 2 is 3 mm-20 mm.
The embodiments of the present invention are disclosed as the preferred embodiments, but not limited thereto, and those skilled in the art can easily understand the spirit of the present invention and make various extensions and changes without departing from the spirit of the present invention.
Claims (6)
1. The utility model provides an aluminum alloy truss integration nodal connection component which characterized in that: including two Y type connecting plates, it is whole to connect at the middle part through two vertical rectangle cross slabs between the Y type connecting plate, Y type connecting plate is perpendicular with the rectangle cross slab, Y type connecting plate and rectangle cross slab form the square space that is used for pegging graft perpendicular web member, the horizontal direction on square space both sides limit is used for pegging graft upper chord or lower chord, space is used for pegging graft diagonal web member between the part connecting plate on the Y type connecting plate, the vertical connecting plate that Y type connecting plate unilateral outside stretches out is used for connecting the transverse component, channel and bolt hole are reserved on the surface of the vertical connecting plate that Y type connecting plate and unilateral outside stretch out, the integral node structure of integration is whole casting one shot forming.
2. The aluminum alloy truss integrated node connecting member of claim 1, wherein: the central axes of the cross sections of the vertical web members, the upper chord members, the lower chord members, the inclined web members and the transverse members intersect at one point.
3. The aluminum alloy truss integrated node connecting member of claim 1, wherein: the outer surface of the upper connecting plate of the Y-shaped connecting plate is provided with two arc-shaped channels for installing bolts to connect the diagonal web members.
4. The aluminum alloy truss integrated node connecting member of claim 3, wherein: the bending directions of the channels are opposite, and when the bolts are installed in the channels, the automatic locking of the bolts can be realized through the curve line shape of the channels so as to connect and fix the diagonal web members.
5. The aluminum alloy truss integrated node connecting member according to claim 3 or 4, wherein: the angle of the inclined web member regulated and controlled by the channel can be adjusted at any angle between 30 and 50 degrees from the vertical direction so as to meet the installation requirements of the inclined web members of different truss structures.
6. The aluminum alloy truss integrated node connecting member according to claim 3 or 4, wherein: the line type selection of the channel and the coordinate positioning derivation of the bolt are as follows:
selecting a plane where a Y-shaped connecting plate on one side of the integrated node connecting member is located to establish a coordinate system, taking the projection of the intersection point of the central axes of the sections of the rod pieces on the plane as a coordinate origin, taking the horizontal right direction as the positive direction of an x axis, and taking the vertical upward direction as the positive direction of a Y axis, and establishing a plane rectangular coordinate system;
two circular curve parts with different circle center radiuses are used as a channel curve of one side of the integrated node connecting component, which is connected with the left inclined web member part; two circular curves Z1The circle center is (-140, -530) and the radius is 700 mm; z2The circle center is (-60, 920), the radius is 800mm, and the parameter equation is as follows:
then the coordinate of the intersection point of the central line of the diagonal web member and the two circular curves can be obtained by knowing theta;
the equation W for determining the diagonal web member centerline from the intersection coordinates is:
(145+10cosθ)x+(10sinθ-8)y+106800sinθ+7000cosθ+16060＝0；
the vector a is respectively translated upwards and downwards from the central line W of the diagonal web member (a is adjacent to each other)Half of the center distance between the two bolts) and two circles Z1，Z24 intersection points intersected in the range of the member are the central positions of the bolt points;
equation u for vector a translated upward from diagonal web member centerline W1Comprises the following steps:
(145+10cosθ)(x-18cosθ)+(10sinθ-8)(y-18sinθ)+106800sinθ+7000cosθ+16060＝0；
equation u for vector a translated downward from diagonal web member centerline W2Comprises the following steps:
(145+10cosθ)(x+18cosθ)+(10sinθ-8)(y+18sinθ)+106800sinθ+7000cosθ+16060＝0；
equation u1，u2Are each independently of Z1，Z2The coordinate positions of the central points of four bolts connected with the diagonal web members can be obtained in a simultaneous manner;
the channel curve of the part of the component, which is connected with the right inclined web member, on the side is determined by the symmetry of the channel curve on the left side relative to the y axis, and the channel curve on the other side of the component and the channel curve on the side are symmetrical relative to a vertical plane at the center of the integrated node.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911366149.0A CN111021535B (en) | 2019-12-26 | 2019-12-26 | Aluminum alloy truss integration node connecting component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911366149.0A CN111021535B (en) | 2019-12-26 | 2019-12-26 | Aluminum alloy truss integration node connecting component |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111021535A true CN111021535A (en) | 2020-04-17 |
| CN111021535B CN111021535B (en) | 2021-07-30 |
Family
ID=70214690
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911366149.0A Active CN111021535B (en) | 2019-12-26 | 2019-12-26 | Aluminum alloy truss integration node connecting component |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111021535B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105113382A (en) * | 2015-05-21 | 2015-12-02 | 中铁大桥勘测设计院集团有限公司 | Inclined-strut and double-web connection structure for steel truss with auxiliary purlins |
| CN105735131A (en) * | 2016-03-04 | 2016-07-06 | 上海十三冶建设有限公司 | Ultra-high ultra-large-span box type component truss splicing method |
| CN207003213U (en) * | 2017-07-25 | 2018-02-13 | 大连市市政设计研究院有限责任公司 | The fulcrum connecting structure of spatial steel tube-truss bridge |
| CN208472955U (en) * | 2018-07-19 | 2019-02-05 | 湖北鸿路钢结构有限公司 | A kind of Y type cross column steel structure node |
| CN109518877A (en) * | 2018-11-21 | 2019-03-26 | 太原理工大学 | A kind of assembled H-shaped triangular steel truss and its assembly method |
-
2019
- 2019-12-26 CN CN201911366149.0A patent/CN111021535B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105113382A (en) * | 2015-05-21 | 2015-12-02 | 中铁大桥勘测设计院集团有限公司 | Inclined-strut and double-web connection structure for steel truss with auxiliary purlins |
| CN105735131A (en) * | 2016-03-04 | 2016-07-06 | 上海十三冶建设有限公司 | Ultra-high ultra-large-span box type component truss splicing method |
| CN207003213U (en) * | 2017-07-25 | 2018-02-13 | 大连市市政设计研究院有限责任公司 | The fulcrum connecting structure of spatial steel tube-truss bridge |
| CN208472955U (en) * | 2018-07-19 | 2019-02-05 | 湖北鸿路钢结构有限公司 | A kind of Y type cross column steel structure node |
| CN109518877A (en) * | 2018-11-21 | 2019-03-26 | 太原理工大学 | A kind of assembled H-shaped triangular steel truss and its assembly method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111021535B (en) | 2021-07-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105544814A (en) | Modular integrated building system | |
| CN110485555A (en) | A kind of assembled slab column system and its construction method with compound shear wall | |
| CN112376693A (en) | Angle piece shroud ring type light steel structure connecting joint | |
| CN111962949B (en) | Concrete filled steel tube column-H-shaped steel beam-steel support-pi-shaped connecting piece combined type middle column middle node and manufacturing method | |
| CN117027270A (en) | BIM-based arc-shaped curved surface suspended ceiling structure and construction method | |
| CN111021535B (en) | Aluminum alloy truss integration node connecting component | |
| CN105155682A (en) | Method for forming circular and square pipe transition joints | |
| CN107663904B (en) | Reticulated shell structure and box type node support thereof | |
| CN114263294A (en) | Assembled cold-formed light steel keel frame structure and assembly thereof | |
| CN107587604B (en) | Socket type plate column assembly structure and installation method thereof | |
| CN116290367A (en) | Separated beam column node of assembled steel structure and system thereof | |
| CN212562035U (en) | Bolt-welding hybrid connection's double steel plates compound shear wall | |
| CN215670394U (en) | Curtain wall keel connection and installation construction node thereof | |
| CN210164039U (en) | Steel skeleton structure house | |
| CN111962953B (en) | Concrete filled steel tube column-H-shaped steel beam-steel support-pi-shaped connecting piece combined side column middle node and manufacturing method | |
| CN114622647A (en) | Inner sleeve type beam-column full-bolt connecting node and rapid assembling method thereof | |
| CN111980228A (en) | Bolt-welding hybrid connection double-steel-plate composite shear wall and manufacturing method thereof | |
| CN114319642A (en) | Vertical connecting node of assembled concrete shear wall and construction method | |
| CN113565207A (en) | Assembly type beam-column joint structure and construction method | |
| CN114351857A (en) | Assembly type node of H-shaped steel beam and square tubular column and construction method | |
| CN220565479U (en) | Large-hole steel tube bundle concrete shear wall structure | |
| CN115262754B (en) | Outer strengthening ring bolt rigid joint of H-shaped steel beam of assembled steel tube concrete column | |
| CN106759876A (en) | A kind of assembly concrete building element tenon riveting formula design and construction method | |
| CN221956995U (en) | Superimposed shear wall fast and reliable in connection | |
| CN109972726A (en) | A kind of steel skeleton construction room |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |