CN105735472A - Assembly type beam-column node connection device with function recovery effect - Google Patents
Assembly type beam-column node connection device with function recovery effect Download PDFInfo
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- CN105735472A CN105735472A CN201610238022.0A CN201610238022A CN105735472A CN 105735472 A CN105735472 A CN 105735472A CN 201610238022 A CN201610238022 A CN 201610238022A CN 105735472 A CN105735472 A CN 105735472A
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- beam section
- round steel
- tubing string
- steel tubing
- dividing plate
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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
-
- 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
- E04B2001/2415—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
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- 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 relates to an assembly type beam-column node connection device with a function recovery effect, and belongs to the field of structure engineering. The assembly type beam-column node connection device with the function recovery effect consists of a round steel pipe column with a cantilever beam section, a general beam section and a connection device for the round steel pipe column and the general beam section. According to the node connection device, welded parts are all finished in a factory, so that the weld seam quality and the machining precision can be more easily controlled; the round steel pipe column with the cantilever beam section and the general beam section are assembled by adopting a high-strength bolt and a connection plate on site, so that the construction speed is greatly increased and the construction quality is greatly improved; meanwhile, the general beam section can be arranged on the connection plate at the lower part of the cantilever beam section, so that the difficulty in construction is lowered and the field assembly and positioning are easy; a node is used for both beam end reinforcement and cover plate connection weakening; through reasonable parameter design, double energy consumption of frictional sliding of the bolt and plastic deformation of the connection plate and the bolt can be realized and a plastic hinge can be transferred to the connection plate; and the function of the structure can be recovered only by replacing the connection plate after earthquake.
Description
Technical field
The present invention relates to a kind of assembled beam-column nodal connection device recovering function, belong to technical field of structural engineering.
Background technology
Since reform and opening-up, China achieves remarkable achievement in urban construction field, meanwhile, high energy consumption, high pollution, the extensive build model of inefficient tradition are still comparatively general, far apart with novel urbanization, industrialization, informationalized demand for development.Changing the mode of production of existing building industry, Development of Green Building is to lead the new normality of economic development and realize the grand strategy of sustainable development.The features such as assembling type steel structure building has standardized designs, factorial praluction, prefabricated construction, integration finishing, information system management, are the green buildings in life cycle management.Widely popularize assembling type steel structure building, it is possible to reduce building waste and building dust pollution, shortening construction duration, lifting construction quality, digestion iron and steel surplus production capacity, formation steel strategic reserves.
The installation and removal process of assembling type steel structure building can realize full assembled, if but the assembled beam-column joint structure chosen or design unreasonable, then the failure mode of assembled beam-column node and existing bolt-connected type bean column node can be substantially the same, i.e. overall destruction in generation area, cannot quick-recovery function soon after shake, this repairs and reinforces after making the shake that assembling type steel structure is built and is as good as with conventional steel structural construction, it is impossible to the realization assembled of quick-recovery function " can soon ".If assembled beam-column joint structure is reasonable and design theory is perfect, then the local damage that transfer is field-replaceable unit that destroys being likely to occur on beam column component can be destroyed, assembling type steel structure only need to be utilized after shake the advantage of Fast Installation and dismounting can to change local damage parts and can recover the entirety of structure and use function, can repair ability after effectively promoting the shock resistance of assembling type steel structure and shake.
China's Seismicity frequency is high, intensity is big, focus is shallow, distribution is wide, is the country that an earthquake calamity is serious.Existing many high-rise public buildings and residential housing, once generation seismic Damage, to cause that building terminates using, and social economy be recovered and people's life will result in and has a strong impact on, the economic loss caused of simultaneously stopping doing business after the shake of part building is also possible to exceed the economic worth of building structure itself.So, how to be designed by rational bean column node, both can guarantee that structure collapse resistant capacity in earthquake, Financial cost and the time cost of repairing and reinforcement after structure is shaken can be reduced again, realize the fast quick-recovery of function after building structure is shaken, be the forward position hot issue of structural seismic research.For this, patent of the present invention proposes a kind of assembled beam-column nodal connection device recovering function.
Summary of the invention
The present invention proposes a kind of assembled beam-column nodal connection device recovering function, its object is to overcome the defect of prior art, meet the every mechanical property of node, repair ability after improving the rigidity of structural system, stability, bearing capacity and shaking, realize joint rigidity to connect, improve the assembling degree of structure, the assembled speed of lifting member, fully adapt to requirement and the feature of many high-rise assembling type steel structure systems.
Technical scheme is as follows:
A kind of assembled beam-column nodal connection device recovering function, is formed by with cantilever beam section round steel tubing string, common beam section and both connecting devices；
Band cantilever beam section round steel tubing string is welded by upper round steel tubing string, middle round steel tubing string, lower round steel tubing string, upper, annular dividing plate, lower annular dividing plate and cantilever beam section web.Upper round steel tubing string, middle round steel tubing string weld with upper, annular dividing plate respectively；Lower round steel tubing string, middle round steel tubing string weld with lower annular dividing plate respectively；Cantilever beam section web welds with upper, annular dividing plate, middle round steel tubing string and lower annular dividing plate respectively.Wherein, upper, annular dividing plate and lower annular dividing plate are divided into three parts, respectively ring part, circular sliding slopes section part, edge of a wing section part.Ring part is as the reinforcing section of nodes domains, and circular sliding slopes section is partly as beam end haunch part, and edge of a wing section is partly as the coupling part with the common beam section edge of a wing.Upper round steel tubing string, middle round steel tubing string, lower round steel tubing string are referred to as round steel tubing string.Upper, annular dividing plate, lower annular dividing plate interior ring size be respectively less than round steel tubing string internal ring size, outer ring size is all higher than round steel tubing string outer shroud size, and toroidal membrane thickness is more than common beam section edge of a wing thickness；
Connecting device includes top flange connecting plate, lower flange connecting plate, web connecting plate and high-strength bolt.Wherein, top flange connecting plate and upper, annular dividing plate, common beam section top flange；Lower flange connecting plate and lower annular dividing plate, common beam section lower flange；Connect each through single row or multiple rows Bolt between web connecting plate and cantilever beam section web, common beam section web；
Connecting device is when construction and installation, first lower flange connecting plate is connected with the lower annular dividing plate with cantilever beam section round steel tubing string by the 3rd Bolt, then common beam section is placed on the connecting plate of overhanging lower flange, again through the 4th Bolt, lower flange connecting plate and common beam section lower flange are fixed, last top flange connecting plate is connected with upper, annular dividing plate, common beam section top flange respectively by the 1st Bolt, the 2nd Bolt, and cantilever beam section web and common beam section web are attached by the 5th Bolt and web connecting plate；
Edge of a wing connecting plate in toroidal membrane part, common beam section flange portions, connecting device all can be arranged as required to Os Canitis and weaken district；
Hollow in round steel pipe column jecket, or casting concrete.
A kind of assembled beam-column nodal connection device recovering function that patent of the present invention proposes is formed by with cantilever beam section round steel tubing string, common beam section and both connecting devices.Band cantilever beam section round steel tubing string is welded by upper round steel tubing string, middle round steel tubing string, lower round steel tubing string, upper, annular dividing plate, lower annular dividing plate and cantilever beam section web.Upper round steel tubing string, middle round steel tubing string weld with upper, annular dividing plate respectively；Lower round steel tubing string, middle round steel tubing string weld with lower annular dividing plate respectively；Cantilever beam section web welds with upper, annular dividing plate, middle round steel tubing string and lower annular dividing plate respectively.Connecting device includes top flange connecting plate, lower flange connecting plate, web connecting plate and high-strength bolt.
The advantage of this patent is mainly manifested in the following aspects:
1, component processing all completes in factory, and its precision and quality are easier to control.The connection of component then connects realization by job site high-strength bolt, it is easy to accomplish quick assembling.
2, the installation method of bridging type reduces hoisting difficulty, accelerates construction speed, and assembling part step structure makes common beam section be in place rear and cantilever beam section is engaged, it is easy to on-site consolidation positions.
3, owing to the edge of a wing adopts the connected mode of single cover plate, cantilever beam section edge of a wing thickness can be different from common beam section edge of a wing thickness, by thickening cantilever beam section edge of a wing thickness, beam-ends can be realized strengthen, reach the purpose of beam-ends plastic hinge, without taking to add the beam-ends strengthening measures such as cover plate, ribbed stiffener and side plate, reduce difficulty of construction, it is to avoid the complicated stress field that a plurality of weld seam causes.
4, by rational parameter designing, it is achieved the dual power consumption of bolt frictional slip and connecting plate, bolt plastic deformation.Controlling owing to adopting to destroy so that plastic failure occurs in splice region, remainder keeps elastic substantially.After shake, only need to replace connecting plate can recover the use function of agent structure, for repairing joint form after shake, has both protected the security of the lives and property to have good economic benefit simultaneously.
5, according to specific needs, Os Canitis weakening district can all can be arranged as required to by the edge of a wing connecting plate in toroidal membrane part, common beam section flange portions, connecting device, so that node has good ductility, better earthquake energy.
Accompanying drawing explanation
Fig. 1 is the graphics of a kind of assembled beam-column nodal connection device recovering function；
Fig. 2 is the three-dimensional broken away view of a kind of assembled beam-column nodal connection device recovering function；
Fig. 3 is the left view of a kind of assembled beam-column nodal connection device recovering function；
Fig. 4 is the front view of a kind of assembled beam-column nodal connection device recovering function；
Fig. 5 is the top view of a kind of assembled beam-column nodal connection device recovering function；
Fig. 6 is the three-dimensional scheme of installation of a kind of assembled beam-column nodal connection device recovering function；
Fig. 7 is the graphics of the assembled beam-column nodal connection device of the function recovered that a kind of cantilever beam section weakens with Os Canitis；
Fig. 8 is the graphics of the assembled beam-column nodal connection device of the function recovered of a kind of cover plate weakening type；
Fig. 9 is the graphics of the assembled beam-column nodal connection device of the function recovered that a kind of middle beam section weakens with Os Canitis.
Detailed description of the invention
Below in conjunction with accompanying drawing 1～9, describe the embodiment of this patent in detail.
The structural form of a kind of assembled beam-column nodal connection device recovering function includes with lower component:
Round steel tubing string on 1；
Round steel tubing string in 2；
3 times round steel tubing strings；
4 upper, annular dividing plates；
5 lower annular dividing plates；
6 cantilever beam section webs；
7 common beam section；
8 top flange connecting plates；
9 lower flange connecting plates；
10 web connecting plates；
11 the 1st Bolts；
12 the 2nd Bolts；
13 the 3rd Bolts；
14 the 4th Bolts；
15 the 5th Bolts；
16 Os Canitis weaken district.
The concrete connected mode of node of the present invention is illustrated below in conjunction with accompanying drawing.
As shown in Fig. 1,2,3,4,5, band cantilever beam section round steel tubing string is welded by upper round steel tubing string 1, middle round steel tubing string 2, lower round steel tubing string 3, upper, annular dividing plate 4, lower annular dividing plate 5 and cantilever beam section web 6.Upper round steel tubing string 1, middle round steel tubing string 2 weld with upper, annular dividing plate 4 respectively；Lower round steel tubing string 3, middle round steel tubing string 2 weld with lower annular dividing plate 5 respectively；Cantilever beam section web 6 welds with upper, annular dividing plate 4, middle round steel tubing string 2 and lower annular dividing plate 5 respectively.Wherein, upper, annular dividing plate 4 and lower annular dividing plate 5 all can be divided into three parts, respectively ring part, circular sliding slopes section part, edge of a wing section part.Ring part is as the reinforcing section of nodes domains, and circular sliding slopes section is partly as beam end haunch part, and edge of a wing section is partly as the splicing part with the common beam section edge of a wing.Upper round steel tubing string 1, middle round steel tubing string 2, lower round steel tubing string 3 are referred to as round steel tubing string.Upper, annular dividing plate 4, lower annular dividing plate 5 interior ring size be respectively less than round steel tubing string internal ring size, outer ring size is all higher than round steel tubing string outer shroud size, and toroidal membrane thickness is more than common beam section edge of a wing thickness；
As shown in Figure 1, 2, 3, connecting device includes top flange connecting plate 8, lower flange connecting plate 9, web connecting plate 10 and high-strength bolt.Wherein, top flange connecting plate 8 and upper, annular dividing plate 4, common beam section 7 top flange；Lower flange connecting plate 9 and lower annular dividing plate 5, common beam section 7 lower flange；Connect each through single row or multiple rows Bolt between web connecting plate 10 and cantilever beam section web 6, common beam section 7 web；
As shown in Figure 6, connecting device is when construction and installation, first lower flange connecting plate 9 is connected with the lower annular dividing plate 5 with cantilever beam section round steel tubing string by the 3rd Bolt 13, then common beam section 7 is placed on overhanging lower flange connecting plate 9, again through the 4th Bolt 14, lower flange connecting plate 9 and common beam section 7 lower flange are fixed, last top flange connecting plate 8 is by the 1st Bolt 11, 2nd Bolt 12 respectively with upper, annular dividing plate 4, common beam section 7 top flange connects, cantilever beam section web 6 is attached by the 5th Bolt 15 and web connecting plate 10 with common beam section 7 web；
As shown in Fig. 1,2,3,6, round steel tubing string can manage interior hollow or casting concrete；
As shown in Fig. 7,8,9, the edge of a wing connecting plate in the toroidal membrane of round steel tubing string cantilever beam section, common beam section 7 flange plate, connecting device all can be arranged as required to Os Canitis and weaken district 16, and Os Canitis weakens the size in district 16 and designs according to practical situation.
Claims (4)
1. the assembled beam-column nodal connection device that can recover function, it is characterised in that: formed by with cantilever beam section round steel tubing string, common beam section and both connecting devices；Described band cantilever beam section round steel tubing string is welded by upper round steel tubing string, middle round steel tubing string, lower round steel tubing string, upper, annular dividing plate, lower annular dividing plate and cantilever beam section web；Upper round steel tubing string, middle round steel tubing string weld with upper, annular dividing plate respectively；Lower round steel tubing string, middle round steel tubing string weld with lower annular dividing plate respectively；Cantilever beam section web welds with upper, annular dividing plate, middle round steel tubing string and lower annular dividing plate respectively；Wherein, upper, annular dividing plate and lower annular dividing plate are divided into three parts, respectively ring part, circular sliding slopes section part, edge of a wing section part；Edge of a wing section is partly as the coupling part with the common beam section edge of a wing；Upper round steel tubing string, middle round steel tubing string, lower round steel tubing string are referred to as round steel tubing string；Upper, annular dividing plate, lower annular dividing plate interior ring size be respectively less than round steel tubing string internal ring size, outer ring size is all higher than round steel tubing string outer shroud size, and upper, annular dividing plate, lower annular block board thickness are more than common beam section edge of a wing thickness；
Described connecting device includes top flange connecting plate, lower flange connecting plate, web connecting plate and high-strength bolt；Wherein, top flange connecting plate and upper, annular dividing plate, common beam section top flange；Lower flange connecting plate and lower annular dividing plate, common beam section lower flange；Connect each through single row or multiple rows Bolt between web connecting plate and cantilever beam section web, common beam section web.
2. the assembled beam-column nodal connection device recovering function according to claim 1, it is characterized in that, described connecting device is when construction and installation, first lower flange connecting plate is connected with the lower annular dividing plate with cantilever beam section round steel tubing string by the 3rd Bolt, then common beam section is placed on the connecting plate of overhanging lower flange, again through the 4th Bolt, lower flange connecting plate and common beam section lower flange are fixed, last top flange connecting plate passes through the 1st Bolt, 2nd Bolt respectively with upper, annular dividing plate, common beam section top flange connects, cantilever beam section web and common beam section web are attached by the 5th Bolt and web connecting plate.
3. the assembled beam-column nodal connection device recovering function according to claim 1, it is characterised in that: described toroidal membrane part, common beam section flange portions is or/and the edge of a wing connecting plate in connecting device arranges Os Canitis weakening district.
4. the assembled beam-column nodal connection device recovering function according to claim 1, it is characterised in that: hollow in described round steel pipe column jecket, or casting concrete.
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| CN201610238022.0A CN105735472B (en) | 2016-04-17 | 2016-04-17 | A kind of assembled beam-column nodal connection device for recovering function |
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| CN201610238022.0A CN105735472B (en) | 2016-04-17 | 2016-04-17 | A kind of assembled beam-column nodal connection device for recovering function |
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