CN105863075B - A kind of cover board weakening type assembled wave webs beam column node connection device - Google Patents
A kind of cover board weakening type assembled wave webs beam column node connection device Download PDFInfo
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- CN105863075B CN105863075B CN201610237855.5A CN201610237855A CN105863075B CN 105863075 B CN105863075 B CN 105863075B CN 201610237855 A CN201610237855 A CN 201610237855A CN 105863075 B CN105863075 B CN 105863075B
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- round steel
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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
- E04B1/18—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
- E04B1/185—Connections not covered by E04B1/21 and E04B1/2403, e.g. connections between structural parts of different material
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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
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/92—Protection against other undesired influences or dangers
- E04B1/98—Protection against other undesired influences or dangers against vibrations or shocks; against mechanical destruction, e.g. by air-raids
-
- 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
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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
- E04B1/18—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
- E04B2001/2415—Brackets, gussets, joining plates
-
- 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
- E04B2001/2418—Details of bolting
-
- 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
- E04B2001/2442—Connections with built-in weakness points
-
- 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
- E04B2001/2454—Connections between open and closed section profiles
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Joining Of Building Structures In Genera (AREA)
Abstract
The present invention relates to a kind of cover board weakening type assembled wave webs beam column node connection devices, belong to structural engineering field.This assembled wave webs bean column node is made of the attachment device with cantilever beam section round steel tubing string, wave webs I-beam section and the two.Nodal connection device welding portion of the invention is completed in factory, its weld seam precision and quality is easier to control, band cantilever beam section round steel tubing string and wave webs I-beam section are assembled only with high-strength bolt and connecting plate at scene, the fastening work of bolt is convenient and efficient, and speed of application is greatly improved with construction quality.Meanwhile wave webs I-beam section can ride on band cantilever beam section round steel tubing string lower connecting plate, reduce difficulty of construction, and be easy to on-site consolidation positioning.Node of the invention is that beam-ends is reinforced and dog bone weakens and use type node, the dual energy consumption of bolt frictional slip and connecting plate, bolt plastic deformation can be achieved by rationally designing, ductility of joint is good, energy dissipation capacity is strong, bearing capacity is high.
Description
Technical field
This patent is related to a kind of cover board weakening type assembled wave webs beam column node connection device, belongs to Structural Engineering skill
Art field.
Background technique
Since reform and opening-up, the urban development in China is made remarkable achievements.But urban construction is still fallen with mixed
Based on solidifying soil, the extensive mode of construction that scene is built, cause that environmental pollution is serious, waste of material is serious, and construction cost is high,
Various problems such as product quality is low.In April, 2015, " State Council of the Central Committee of the Communist Party of China promotes Ecological Civilization Construction about quickening
Opinion " it requires to promote resource-effective circulation effective use comprehensively, recycling of recyclable waste system is improved, construction refuse resource is promoted
It utilizes, and widelys popularize green building, building is made to reach green, practical, economic, beautiful standard.Assembling type steel structure conduct
The green building of life cycle management has standardized designs, the factorial production, prefabricated construction, integration finishing, informationization pipe
The features such as reason.Widely popularize assembling type steel structure building, it is possible to reduce building waste and building dust pollution are shortened and build work
Phase promotes construction quality, digests steel superfluous production capacity, forms steel strategic reserves.Currently, assembling type steel structure building system is
New direction and new trend as construction steel structure development.
Wave webs work shape component is as a kind of energy conservation, section material, environmentally protective new steel structure component, at home and abroad work
Journey field has been widely used.Wave webs work shape component is continuously welded with the straight edge of a wing by high frequency by sinusoidal wave web
Composition, alternative traditional common welded H section steel, I-steel etc..It is not only saved compared with traditional flat web work shape component
Material alleviates own wt, also improves bending stiffness and torsion stiffness outside the face of work shape component, can guarantee that component exists
More than depth-width ratio limit value when, the rigidity requirement being still able to satisfy in production, transport and installation process reduces because of component web
Insufficient rigidity is inconvenient to construction bring.
It is common at present be suitable for when assembled wave webs beam-column connection destroys plastic hinge away from cylinder compared with
Closely, it easily causes nodes domains column web and is cut buckling, column edge of a wing local buckling and the surrender of beam-ends end plate, also cannot achieve fast quick-mounting
Match, construction takes a long time, and is not suitable for assembled architecture.Meanwhile existing node is all needed by adding cover board, ribbed stiffener or side plate
Equal beam-ends strengthening measure can be only achieved the purpose of beam-ends plastic hinge, not only propose high requirement to node processing technology,
The complicated stress field problem that can also cause a plurality of weld seam superposition to generate.In order to overcome the problems referred above, the invention patent proposes one kind
Cover board weakening type assembled wave webs beam column node connection device.
Summary of the invention
The present invention proposes a kind of cover board weakening type assembled wave webs beam column node connection device, belongs to Structural Engineering neck
Domain.Nodal connection device welding portion of the invention is completed in factory, and weld seam precision and quality is easier to control, and scene is only
Band cantilever beam section round steel tubing string and wave webs I-beam section are assembled using high-strength bolt and connecting plate, the fastening of bolt
It works convenient and efficient, speed of application is greatly improved with construction quality, adapts to the development of assembling type steel structure.
A kind of cover board weakening type assembled wave webs beam column node connection device, by band cantilever beam section round steel tubing string, wave
The attachment device of unrestrained web I-beam section and the two composition；
Band cantilever beam section round steel tubing string by upper round steel tubing string, middle round steel tubing string, lower round steel tubing string, upper, annular partition, under
Portion's annular partition, cantilever beam section web and cantilever beam section end plate are welded.Upper round steel tubing string, middle round steel tubing string respectively with top
Annular partition welding；Lower round steel tubing string, middle round steel tubing string are welded with lower annular partition respectively；Cantilever beam section web surrounding difference
It is welded with upper, annular partition, middle round steel tubing string, lower annular partition and cantilever beam section end plate；Cantilever beam section end plate and cantilever beam
Section web welding is outer, also welds with upper, annular partition, lower annular partition.Wherein, upper, annular partition and lower annular every
Plate can be divided into three parts, respectively ring part, circular sliding slopes section part, edge of a wing section part.Ring part is as nodes domains
Reinforcing section, circular sliding slopes section part be used as beam end haunch part, the edge of a wing section part as with wave webs I-beam section
Splicing part.Upper, annular partition, lower annular partition interior ring size be respectively less than round steel tubing string inner ring size, outer ring size is equal
Greater than round steel tubing string outer ring size, and annular partition thickness is greater than wave webs I-beam section edge of a wing thickness；
Wave webs I-beam section is welded by wave webs I-beam and wave webs I-beam section end plate.Wherein,
Wave webs I-beam also can be replaced flat web I-beam；
It include top flange connecting plate with the attachment device between cantilever beam section round steel tubing string and wave webs I-beam section, under
Edge of a wing connecting plate and high-strength bolt；
Top flange connecting plate and upper, annular partition, wave webs I-beam section top flange；Lower flange connecting plate and lower part
Annular partition, wave webs I-beam section lower flange；Pass through between cantilever beam section end plate and wave webs I-beam section end plate
The connection of single row or multiple rows Bolt；
Lower flange connecting plate is first connect by the 2nd Bolt with lower annular partition by attachment device in construction and installation,
Wave webs I-beam section is placed on overhanging lower flange connecting plate, meanwhile, by cantilever beam section end plate and wave webs work shape
Beam section end plate is aligned, and sheet rubber positioning is put between two end plates, and connect by the 5th Bolt, then pass through the 4th Bolt for wave
Unrestrained web I-beam section lower flange is fixed, finally, top flange connecting plate by the 1st Bolt, the 3rd Bolt respectively with top loop
Shape partition, the connection of wave webs I-beam section top flange；
Hollow or casting concrete in round steel pipe column tube.
A kind of cover board weakening type assembled wave webs beam column node connection device that the invention patent proposes, by band cantilever
The attachment device of beam section round steel tubing string, wave webs I-beam section and the two forms.Band cantilever beam section round steel tubing string is by upper round steel
Tubing string, middle round steel tubing string, lower round steel tubing string, upper, annular partition, lower annular partition, cantilever beam section web and cantilever beam section end
Plate is welded.Upper round steel tubing string, middle round steel tubing string are welded with upper, annular partition respectively；Lower round steel tubing string, middle round steel tubing string
It is welded respectively with lower annular partition；Cantilever beam section web and upper, annular partition, lower annular partition and cantilever beam section end plate
Welding.Wave webs I-beam section is welded by wave webs I-beam and end plate.Wherein, wave webs I-beam can also replace
It is changed to flat web I-beam.It include top flange with the attachment device between cantilever beam section round steel tubing string and wave webs I-beam section
Connecting plate, lower flange connecting plate, sheet rubber and high-strength bolt.
The advantages of this patent, is mainly manifested in the following aspects:
1, existing assembling type steel structure system can not only be adapted to, and can and increasing weaker by splicing design of node
Add the thickness collective effect of annular partition and achieve the purpose that energy consumption and plastic hinge, adds cover board without taking, puts more energy into
The beam-ends strengthening measure such as rib and side plate, reduces difficulty of construction, avoids the complicated stress field of a plurality of weld seam.
2, the upper lower flange of cantilever beam section and common beam section is all made of the connection type of edge of a wing list cover board, therefore can be first by bottom wing
Edge connecting plate is bolted with lower annular partition, and wave webs I-beam section can ride over band cantilever beam section round steel pipe at this time
On the overhanging connecting plate in column lower flange, hoisting difficulty is reduced, accelerates construction speed, and assembling part step construction makes wave abdomen
Plate I-beam section is engaged with cantilever beam section after being in place, and is easy to on-site consolidation positioning.
3, this node can also weaken laying side of area by adjusting bolt hole size, the thickness of sheet rubber, bolt and dog bone
The design parameters such as formula realize that bolt sliding is plastically deformed dual consumption with connecting plate to improve the ductility and turning power of node
Can, and guarantee that node has good energy dissipation capacity, it can guarantee that building does not collapse in big shake, thus the life of protection staff
Life safety.
Detailed description of the invention
Fig. 1 is a kind of three-dimensional figure of cover board weakening type assembled wave webs beam column node connection device；
Fig. 2 is a kind of three-dimensional broken away view of cover board weakening type assembled wave webs beam column node connection device；
Fig. 3 is a kind of three-dimensional scheme of installation of cover board weakening type assembled wave webs beam column node connection device；
Fig. 4 is a kind of front view of cover board weakening type assembled wave webs beam column node connection device；
Fig. 5 is a kind of side view of cover board weakening type assembled wave webs beam column node connection device；
Fig. 6 is a kind of top view of cover board weakening type assembled wave webs beam column node connection device；
Fig. 7 is a kind of three-dimensional figure of flat web I-beam beam column node connection device of cover board weakening type assembled.
Specific embodiment
With reference to the accompanying drawing, the embodiment of this patent is described in detail.
As shown in figs. 1-7, a kind of cover board weakening type assembled wave webs beam column node connection device includes with lower component:
1 --- upper round steel tubing string；
2 --- middle round steel tubing string；
3 --- lower round steel tubing string；
4 --- upper, annular partition；
5 --- lower annular partition；
6 --- cantilever beam section web；
7 --- top flange connecting plate；
8 --- lower flange connecting plate；
9 --- cantilever beam section end plate；
10 --- wave webs I-beam section end plate；
11 --- wave webs I-beam；
12 --- the 1st Bolt；
13 --- the 2nd Bolt；
14 --- the 3rd Bolt；
15 --- the 4th Bolt；
16 --- the 5th Bolt；
17 --- sheet rubber；
18 --- flat web I-beam.
As shown in Fig. 1,3,4,5,6, band cantilever beam section round steel tubing string is by upper round steel tubing string 1, middle round steel tubing string 2, lower round steel
Tubing string 3, upper, annular partition 4, lower annular partition 5, cantilever beam section web 6 and composition cantilever beam section end plate 9.Upper round steel tubing string
1, middle round steel tubing string 2 is welded with upper, annular partition 4 respectively；Lower round steel tubing string 3, middle round steel tubing string 2 respectively with lower annular every
Plate 5 welds；Cantilever beam section web 6 and middle round steel tubing string 2, upper, annular partition 4, lower annular partition 5 and cantilever beam section end plate 9
Welding；Outside cantilever beam section end plate 9 and cantilever beam section web 6 weld, also welded with upper, annular partition 4, lower annular partition 5.
Wherein, upper, annular partition 4 and lower annular partition 5 can be divided into three parts, respectively ring part, circular sliding slopes section part,
Edge of a wing section part.Ring part is used as beam end haunch part, the edge of a wing as the reinforcing section of nodes domains, circular sliding slopes section part
Section part is as the splicing part with wave webs I-beam section.The interior ring size of upper, annular partition 4, lower annular partition 5
Respectively less than round steel tubing string inner ring size, outer annular diameter is greater than round steel tubing string outer ring size, and annular partition thickness is greater than wave
Web I-beam section edge of a wing thickness；
As shown in fig. 7, wave webs I-beam section is by wave webs I-beam 11 and wave webs I-beam section end plate 10
It is welded.Wherein, wave webs I-beam 11 also can be replaced flat web I-beam 18；
As shown in Fig. 1,3,4,5,6, with the attachment device between cantilever beam section round steel tubing string and wave webs I-beam section
Including top flange connecting plate 7, lower flange connecting plate 8, sheet rubber 17 and high-strength bolt.Wherein, high-strength bolt is respectively the 1st bolt
Group the 12, the 2nd Bolt 13, the 3rd Bolt 14, the 4th Bolt 15, the 5th Bolt 16；
As shown in Fig. 1,3,4,5, top flange connecting plate 7 and upper, annular partition 4, wave webs I-beam section top flange；
Lower flange connecting plate 8 and lower annular partition 5, wave webs I-beam section lower flange；Cantilever beam section end plate 9 and wave webs work
Ellbeam section end plate 10 is connected by single row or multiple rows Bolt；
As shown in Figure 1, round steel tubing string can manage interior hollow or casting concrete.
As shown in figure 3, lower flange connecting plate 8 passes through the 2nd Bolt 13 and lower annular partition at the scene in installation process
5 connections, wave webs I-beam section is placed on overhanging lower flange connecting plate 8, meanwhile, by cantilever beam section end plate 9 and wave
Web I-beam section end plate 10 is aligned, and the positioning of sheet rubber 17 is put between two end plates, and connect by the 5th Bolt 16；Pass through
4th Bolt 15 fixes wave webs I-beam section lower flange.Top flange connecting plate 7 passes through the 1st Bolt 12, the 3rd bolt
Group 14 connect with upper, annular partition 4, wave webs I-beam section top flange respectively.Since beam-column connection is single using the edge of a wing
Cover board connection, when bean column node carries out on-site consolidation, wave webs I-beam section can ride over to be connected with lower annular partition 5
Lower flange connecting plate 8 on, reduce hoisting difficulty, accelerate construction speed, and assembling part step construction makes wave webs
I-beam section be in place after with it is engaged with cantilever beam section round steel tubing string, be easy to on-site consolidation position.
Claims (4)
1. a kind of cover board weakening type assembled wave webs beam column node connection device, it is characterised in that: by band cantilever beam section circle
The attachment device of steel pipe column, wave webs I-beam section and the two forms；The nodal connection device is not only by wave webs work shape
Component applies to assembling type steel structure system, and makees jointly by the way that splicing design of node is weaker with the thickness for increasing annular partition
With and achieve the purpose that energy consumption and plastic hinge；By adjusting the weakening of bolt hole size, the thickness of sheet rubber, bolt and dog bone
Area lays mode, to improve the ductility and turning power of node, realizes that bolt sliding is plastically deformed dual energy consumption with connecting plate
Technical effect；
The band cantilever beam section round steel tubing string by upper round steel tubing string, middle round steel tubing string, lower round steel tubing string, upper, annular partition,
Lower annular partition, cantilever beam section web and cantilever beam section end plate are welded；Upper round steel tubing string, middle round steel tubing string respectively with it is upper
The welding of portion's annular partition；Lower round steel tubing string, middle round steel tubing string are welded with lower annular partition respectively；Cantilever beam section web surrounding point
It is not welded with upper, annular partition, middle round steel tubing string, lower annular partition and cantilever beam section end plate；Cantilever beam section end plate is removed and is hanged
The welding of arm beam section web is outer, also welds with upper, annular partition, lower annular partition；Wherein, upper, annular partition and lower loop
Shape partition is divided into three parts, respectively ring part, circular sliding slopes section part, edge of a wing section part；The edge of a wing section part as with
The splicing part on the wave webs I-beam section edge of a wing；Round steel tubing string, middle round steel tubing string, lower round steel tubing string are referred to as round steel tubing string；
Upper, annular partition, lower annular partition interior ring size be respectively less than round steel tubing string inner ring size, outer ring size is all larger than round steel
Tubing string outer ring size, and upper, annular partition, lower annular block board thickness are all larger than wave webs I-beam section edge of a wing thickness；Institute
The wave webs I-beam section stated is welded by wave webs I-beam and end plate；The band cantilever beam section round steel tubing string with
Attachment device between wave webs I-beam section includes top flange connecting plate, lower flange connecting plate, sheet rubber and high-strength bolt；
Pass through single row or multiple rows bolt between the top flange connecting plate and upper, annular partition, wave webs I-beam section top flange
Group's connection；Pass through single row or multiple rows spiral shell between lower flange connecting plate and lower annular partition, wave webs I-beam section lower flange
Bolt group connection；It is connected between cantilever beam section end plate and wave webs I-beam section end plate by single row or multiple rows Bolt.
2. cover board weakening type assembled wave webs beam column node connection device according to claim 1, it is characterised in that:
Wave webs I-beam can replace with flat web I-beam.
3. cover board weakening type assembled wave webs beam column node connection device according to claim 1, it is characterised in that:
The attachment device is in construction and installation, first by lower flange connecting plate by the 2nd Bolt and with cantilever beam section round steel tubing string
Lower annular partition connection, wave webs I-beam section is placed on overhanging lower flange connecting plate, meanwhile, by cantilever beam section
End plate and wave webs I-beam section end plate are aligned, and sheet rubber positioning are put between two end plates, and connect by the 5th Bolt,
Lower flange connecting plate and wave webs I-beam section lower flange are fixed by the 4th Bolt again, last top flange connecting plate is logical
It crosses the 1st Bolt to connect with upper, annular partition, then is connect by the 3rd Bolt with wave webs I-beam section top flange.
4. cover board weakening type assembled wave webs beam column node connection device according to claim 1, it is characterised in that:
Hollow or casting concrete in the round steel pipe column tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610237855.5A CN105863075B (en) | 2016-04-17 | 2016-04-17 | A kind of cover board weakening type assembled wave webs beam column node connection device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610237855.5A CN105863075B (en) | 2016-04-17 | 2016-04-17 | A kind of cover board weakening type assembled wave webs beam column node connection device |
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| Publication Number | Publication Date |
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| CN105863075A CN105863075A (en) | 2016-08-17 |
| CN105863075B true CN105863075B (en) | 2019-01-04 |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106245762B (en) * | 2016-08-28 | 2018-12-07 | 北京工业大学 | A kind of assembled corrugated web bean column node attachment device of recoverable function |
| CN106592765A (en) * | 2017-02-17 | 2017-04-26 | 北京工业大学 | End plate assembly type angle steel truss beam-column joint connecting device with function capable of being recovered |
| CN106836484A (en) * | 2017-02-17 | 2017-06-13 | 北京工业大学 | A kind of end plate assembled corrugated web occlusion beam column node connection device for recovering function |
| CN106638990A (en) * | 2017-02-17 | 2017-05-10 | 北京工业大学 | Function recoverable end plate assembling type honeycomb web beam column joint connecting device |
| CN106677341A (en) * | 2017-02-17 | 2017-05-17 | 北京工业大学 | End plate assembled channel steel holed beam column node connecting device restorable in function |
| CN107476433B (en) * | 2017-08-17 | 2023-04-14 | 上海振华重工(集团)股份有限公司 | Rounded joint for cylinders and box girders |
| CN112160420A (en) * | 2020-09-18 | 2021-01-01 | 北京工业大学 | Assembled beam column connected node based on anti special-shaped post of side of buckled plate |
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