CN105863050A - Function-restorable assembly type wave web beam-column composite joint connection device - Google Patents

Function-restorable assembly type wave web beam-column composite joint connection device Download PDF

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Publication number
CN105863050A
CN105863050A CN201610237847.0A CN201610237847A CN105863050A CN 105863050 A CN105863050 A CN 105863050A CN 201610237847 A CN201610237847 A CN 201610237847A CN 105863050 A CN105863050 A CN 105863050A
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CN
China
Prior art keywords
round steel
plate
tubing string
wave webs
cantilever
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CN201610237847.0A
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Chinese (zh)
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CN105863050B (en
Inventor
张爱林
李然
姜子钦
吴靓
张振宇
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Beijing University of Technology
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Beijing University of Technology
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    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/18Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
    • E04B1/24Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/18Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
    • E04B1/24Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
    • E04B1/2403Connection details of the elongated load-supporting parts
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04HBUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
    • E04H9/00Buildings, or groups of buildings, or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake, extreme climate
    • E04H9/02Buildings, or groups of buildings, or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake, extreme climate withstanding earthquake or sinking of ground
    • E04H9/021Bearing, supporting or connecting constructions specially adapted for such buildings
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/18Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
    • E04B1/24Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
    • E04B1/2403Connection details of the elongated load-supporting parts
    • E04B2001/2415Brackets, gussets, joining plates
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/18Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
    • E04B1/24Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
    • E04B1/2403Connection details of the elongated load-supporting parts
    • E04B2001/2418Details of bolting

Abstract

The invention relates to a function-restorable assembly type wave web beam-column composite joint connection device and belongs to the technical field of structural engineering. The function-restorable assembly type wave web beam-column composite joint connection device is composed of a round steel pipe column with a cantilever beam section, a wave web I-shaped composite beam section and a connecting device between the round steel pipe column with the cantilever beam section and the wave web I-shaped composite beam section. Welding of the joint connection device and assembly of the wave web I-shaped beam section and a composite floor are finished in a factory; weld seam and member qualities are easier to control; the round steel pipe column with the cantilever beam section and the wave web I-shaped composite beam section are assembled only through high-strength bolts and connection plates on site, so that the construction speed and quality are greatly improved; the wave web I-shaped composite beam section can be built on the lower flange connection plate of the round steel pipe column with the cantilever beam section, so that the hoisting difficulty is lowered and on-site assembly and positioning are easy; and through specific design, the structure destroyed positions can appear in the positions of energy dissipation members such as the easy-to-replace high-strength bolts and lower flange connection plate under the action of earthquake load, so that post-earthquake restoring is facilitated, and the function-restorable assembly type wave web beam-column composite joint connection device is adapted to development demands of a function-restorable assembly type steel structure.

Description

A kind of assembled wave webs beam column combined joint attachment means recovering function
Technical field
This patent relates to a kind of assembled wave webs beam column combined joint attachment means recovering function, belongs to Structural Engineering Technical field.
Background technology
Since reform and opening-up, the urban development of China achieves remarkable achievement.But urban construction still falls within concrete Being the extensive mode of construction built by laying bricks or stones of main, scene, cause increasing environmental pollution, waste of material is serious, and construction cost is high, Many problems such as product quality is low.In April, 2015, " State Council of the Central Committee of the Communist Party of China is about accelerating to advance Ecological Civilization Construction Suggestion " require to promote resources conservation circulation effective use comprehensively, improve recycling of recyclable waste system, advance building waste money Sourceization utilizes, and widelys popularize green building, makes building reach standard green, practical, economic, attractive in appearance.Assembled steel Structure, as the green building of life cycle management, has standardized designs, factorial praluction, prefabricated construction, one makeup Repair, the feature such as information system management.Widely popularize assembling type steel structure building, it is possible to reduce building waste and building dust pollution, Shorten construction duration, promote construction quality, digest iron and steel surplus production capacity, form steel strategic reserves.At present, assembled steel Structure building system has become new direction and the new trend of construction steel structure development.
Wave webs work shape component is as a kind of energy-conservation, material-saving, the new steel structure component of environmental protection, engineering at home and abroad Field is widely used.Wave webs work shape component is continuously welded group with the straight edge of a wing by high frequency by sinusoidal wave web Become, alternative traditional common welded H section steel, I-steel etc..It is not only saved compared with traditional flat web work shape component Material, alleviate own wt, also improve bending rigidity and torsional rigidity outside the face of work shape component, it is possible to ensure component When exceeding the limit value of depth-width ratio, component remains to meet making, rigidity requirement in transport and installation process, decrease because of The inconvenience that component web insufficient rigidity is brought to construction.
Bean column node designs the unreasonable generation that will cause " strong component weak bus " situation, makes structure under seismic loading There is serious earthquake, threaten people life property safety.Now there are some researches show, bean column node is carried out specific aim reinforcement or right On beam, specific region takes to can reach the purpose of plastic hinge as arranged the weakening means such as Os Canitis weakening district, thus protects beam column Node, meets the design requirement of " the weak component of strong node ";Meanwhile, it is transported to job site after floor is pre-assembled with beam section carry out The assembled time that can be greatly saved cast-in-place concrete, but composite action of slab makes bean column node bearing capacity and stiffness have necessarily While degree promotes, also can reduce joint rotation ability, it is also possible to cause the generation of " the weak post of brutal " situation, this will be with Design original intention is disagreed, and therefore need to carry out targeted design for combinative structure feature, with while giving full play to its advantage Ensure structure properties;Additionally, without repairing or repair a little the function the recovered knot that can recover to use function after earthquake Structure is the study hotspot of International Seismic engineering field in recent years, can not only protect the security of the lives and property of people in earthquake, And after earthquake, also can recover it as early as possible use function, therefore need badly and the theory that can recover functional structure is implemented in new construction R & D design work in, to realize building from single pursuit collapse resistant capacity to take into account after shake can the transformation of repair ability.For Meeting above demand, patent of the present invention proposes a kind of assembled wave webs beam column combined joint recovering function and connects dress Put.
Summary of the invention
The present invention proposes a kind of assembled wave webs beam column combined joint attachment means recovering function, belongs to Structural Engineering Technical field.The welding of nodal connection device, wave webs I-beam section all complete with the pre-assembled of composite floor in factory, Weld seam and component quality are more easy to control, and on-the-spot need to use high-strength bolt and connecting plate to cantilever beam section round steel tubing string and wave abdomen Plate work shape combination beam section is assembled, and speed of application is greatly improved with quality.
A kind of assembled wave webs beam column combined joint attachment means recovering function, by band cantilever beam section round steel tubing string, Wave webs work shape combination beam section and both attachment means composition;
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 dividing plate, bottom Toroidal membrane, 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 Toroidal membrane welds;Lower round steel tubing string, middle round steel tubing string weld with lower annular dividing plate respectively;Cantilever beam section web surrounding is divided Do not weld with upper, annular dividing plate, middle round steel tubing string, lower annular dividing plate and cantilever beam section end plate;Cantilever beam section end plate except with Outside the welding of cantilever beam section web, also weld with upper, annular dividing plate, lower annular dividing plate.Wherein, upper, annular dividing plate with under Portion's toroidal membrane is divided into three parts, respectively ring part, circular sliding slopes section part, edge of a wing section part.Ring part conduct The reinforcing section of nodes domains, circular sliding slopes section part as beam end haunch part, edge of a wing section part as with wave webs work The splicing part of shape combination beam section.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, the interior ring size of lower annular dividing plate are respectively less than round steel tubing string internal ring size, and outer ring size is all higher than round steel tubing string outer shroud Size, and toroidal membrane thickness is more than wave webs I-beam section edge of a wing thickness;
Wave webs work shape combination beam section is consisted of peg connection wave webs I-beam section and profiled steel sheet combination floor; Wave webs I-beam section is welded by wave webs I-beam and wave webs I-beam section end plate, wave webs therein I-beam also can be replaced flat web I-beam;
The attachment means combined between beam section with cantilever beam section round steel tubing string and wave webs work shape includes lower flange connecting plate, rubber Rubber cushion and high-strength bolt;
Lower flange connecting plate and lower annular dividing plate, wave webs I-beam section lower flange;Cantilever beam section end plate and wave webs Work shape combination beam section end plate is all connected by single row or multiple rows Bolt;
Lower flange connecting plate, when construction and installation, is first connected with lower annular dividing plate by attachment means by the 1st Bolt, will Wave webs work shape combination beam section is placed on the connecting plate of overhanging lower flange, meanwhile, by cantilever beam section end plate and wave webs work Ellbeam section end plate aligns, and puts into rubber blanket location, and connected by the 3rd Bolt, finally by the 2nd spiral shell between two end plates Wave webs I-beam section lower flange is fixed by bolt group;
Upper, annular dividing plate and lower annular dividing plate, lower flange connecting plate, wave webs I-beam section top flange are or/and lower flange Place is respectively provided with Os Canitis and weakens district;
Hollow in round steel pipe column jecket, or casting concrete.
A kind of assembled wave webs beam column combined joint attachment means recovering function that patent of the present invention proposes is outstanding by band Arm beam section round steel tubing string, wave webs work shape combination beam section and both attachment means 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 dividing plate, lower annular dividing plate, cantilever beam section web and Cantilever beam section end plate is welded.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 welds with lower annular dividing plate respectively;Cantilever beam section web and upper, annular dividing plate, lower annular dividing plate and outstanding Arm beam section end plate welds.Wherein, wave webs I-beam also can be replaced flat web I-beam.Band cantilever beam section round steel tubing string And the attachment means between wave webs work shape combination beam section includes lower flange connecting plate, rubber blanket and high-strength bolt.
The advantage 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 the more weak and increase by splicing design of node The thickness of toroidal membrane jointly acts on and reaches the purpose of Structural Energy Dissipation and plastic hinge, and without taking to add cover plate, add The beam-ends strengthening measures such as strength rib and side plate, reduce difficulty of construction, it is to avoid the complicated stress field of a plurality of weld seam.
2, the upper lower flange of cantilever beam section and common beam section all uses the connected mode of edge of a wing list cover plate, therefore can be first by lower flange Connecting plate is bolted with lower annular dividing plate, and now wave webs work shape combination beam section can ride over band cantilever beam section round steel On the overhanging connecting plate in tubing string lower flange, reduce hoisting difficulty, accelerate construction speed, and assembling part step structure makes ripple Wave web work shape combination beam section is engaged with cantilever beam section after being in place, it is easy to on-site consolidation positions.
3, this node can weaken district's laying mode etc. to connecting plate thickness, bolt and Os Canitis and carry out targeted design, on the one hand Ductility and the turning power of node can be improved, and ensure that node has good energy dissipation capacity, may insure that building when big shake Do not collapse, thus protect the security of the lives and property of personnel;On the other hand structural damage position under seismic loading can be made Put generation at the dissipative members such as the high-strength bolt being easily changed and lower flange connecting plate, it is ensured that band cantilever beam section round steel tubing string and The middle lossless evil idea of beam section or slight damage, only need to change connecting plate after shake and high-strength bolt i.e. can reach shake after can recover function Effect.
Accompanying drawing explanation
Fig. 1 is the graphics of a kind of assembled wave webs beam column combined joint attachment means recovering function;
Fig. 2 is the three-dimensional broken away view of a kind of assembled wave webs beam column combined joint attachment means recovering function;
Fig. 3 is the three-dimensional scheme of installation of a kind of assembled wave webs beam column combined joint attachment means recovering function;
Fig. 4 is the front view of a kind of assembled wave webs beam column combined joint attachment means recovering function;
Fig. 5 is the side view of a kind of assembled wave webs beam column combined joint attachment means recovering function;
Fig. 6 is the top view of a kind of assembled wave webs beam column combined joint attachment means recovering function;
Fig. 7 is the graphics of a kind of assembled flat web I-beam beam column combined joint attachment means recovering function;
Fig. 8 is that the assembled wave webs beam column combined joint of the function recovered of a kind of reinforced annular band Os Canitis power consumption section connects dress The graphics put;
Fig. 9 is that a kind of assembled wave webs beam column combined joint connecting the function recovered that strip Os Canitis weakens district connects dress The graphics put;
Figure 10 is the assembled wave webs beam column group that a kind of wave webs I-beam section band Os Canitis weakens the function recovered in district Close the graphics of nodal connection device.
Detailed description of the invention
Below in conjunction with the accompanying drawings, the embodiment of this patent is described in detail.
As shown in Fig. 1 10, a kind of assembled wave webs beam column combined joint attachment means recovering function includes with bottom Part:
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 composite floors;
8 lower flange connecting plates;
9 cantilever beam section end plates;
10 wave webs I-beam sections;
11 wave webs I-beam section end plates;
12 wave webs I-beams;
13 the 1st Bolts;
14 the 2nd Bolts;
15 the 3rd Bolts;
16 rubber blankets;
17 pegs;
18 flat web I-beams;
19 Os Canitis weaken district.
As shown in Fig. 1,2,3,4,5, band cantilever beam section round steel tubing string by upper round steel tubing string 1, middle round steel tubing string 2, under Round steel tubing string 3, upper, annular dividing plate 4, lower annular dividing plate 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 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 surrounding respectively with upper, annular dividing plate 4, middle round steel tubing string 2, Lower annular dividing plate 5 and cantilever beam section end plate 9 weld;Outside cantilever beam section end plate 9 welds with cantilever beam section web 6, also with Upper, annular dividing plate 4, lower annular dividing plate 5 weld.Wherein, upper, annular dividing plate 4 can be divided into lower annular dividing plate 5 Three parts, respectively ring part, circular sliding slopes section part, edge of a wing section part.Ring part is as the rib of nodes domains Point, circular sliding slopes section part as beam end haunch part, edge of a wing section part as the spelling with wave webs I-beam section 10 Connect part.Upper, annular dividing plate 4, the interior ring size of lower annular dividing plate 5 are respectively less than round steel tubing string internal ring size, its outer shroud Diameter is more than round steel tubing string outer shroud size, and toroidal membrane thickness is more than wave webs I-beam section 10 edge of a wing thickness;
Such as Fig. 3, shown in 8, wave webs work shape combination beam section is by wave webs I-beam section 10 and profiled steel sheet combination floor 7 connect composition by peg 17;Wave webs I-beam section 10 is by wave webs I-beam 12 and wave webs I-beam section End plate 11 is welded.Wherein, wave webs I-beam 12 also can be replaced flat web I-beam 18;
As shown in Fig. 1,3,4, band cantilever beam section round steel tubing string and wave webs work shape combination beam section between attachment means by Lower flange connecting plate 8 and high-strength bolt.Wherein high-strength bolt is respectively the 1st Bolt the 13, the 2nd Bolt the 14, the 3rd Bolt 15;
As shown in Fig. 1,3,4, lower flange connecting plate 8 and lower annular dividing plate 5, wave webs I-beam section 10, cantilever Beam section end plate 9 and wave webs I-beam section end plate 11 are all connected by single row or multiple rows Bolt;
As shown in Fig. 1,2,3,5, upper round steel tubing string 1, middle round steel tubing string 2, lower round steel tubing string 3 can manage interior hollow, or Casting concrete;
As shown in Figure 8,9, 10, upper, annular dividing plate 4 and lower annular dividing plate 5, lower flange connecting plate 8, wave webs Os Canitis all can be set at I-beam section 10 top flange and lower flange and weaken district 19;
As it is shown on figure 3, at the scene in installation process, lower flange connecting plate 8 by the 1st Bolt 13 and lower annular every Plate 5 connects, and wave webs I-beam section 10 is placed on overhanging lower flange connecting plate 8, meanwhile, by cantilever beam section end Plate 9 and wave webs I-beam section end plate 11 align, and put into sheet rubber 16 and position between two end plates, and by the 3rd bolt Group 15 connects;By the 2nd Bolt 14, wave webs I-beam section 10 is fixed.Owing to beam-column connection uses the wing Edge veneer splicing, when bean column node carries out on-site consolidation, wave webs I-beam section 10 can ride over and lower annular dividing plate 5 On the lower flange connecting plate 8 connected, reduce hoisting difficulty, accelerate construction speed, and assembling part step structure makes Wave webs I-beam section 10 is in place rear with engaged, it is easy to on-site consolidation positions.

Claims (5)

1. the assembled wave webs beam column combined joint attachment means that can recover function, it is characterised in that: by With cantilever beam section round steel tubing string, wave webs work shape combination beam section and both attachment means composition;Described 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 dividing plate, lower annular every Plate, 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 loop Shape dividing plate welds;Lower round steel tubing string, middle round steel tubing string weld with lower annular dividing plate respectively;Cantilever beam section web surrounding Weld with upper, annular dividing plate, middle round steel tubing string, lower annular dividing plate and cantilever beam section end plate respectively;Cantilever beam section end Plate, in addition to welding with cantilever beam section web, also welds with upper, annular dividing plate, lower annular dividing plate;Wherein, top loop Shape 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 part is as the splicing part with wave webs I-beam section;Round steel tubing string, middle round steel tubing string, lower round steel pipe Post is referred to as round steel tubing string;Upper, annular dividing plate, the interior ring size of lower annular dividing plate are respectively less than round steel tubing string internal ring chi Very little, 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 all higher than Wave webs I-beam section edge of a wing thickness;Described wave webs work shape combination beam section is by wave webs I-beam section and pressure Shape steel plate composite floor connects composition by peg;Wave webs I-beam section is by wave webs I-beam and wave webs I-beam section end plate is welded;Between described band cantilever beam section round steel tubing string and wave webs work shape combination beam section Attachment means includes lower flange connecting plate, rubber blanket and high-strength bolt;Described lower flange connecting plate and lower annular Dividing plate, wave webs I-beam section lower flange;Cantilever beam section end plate and wave webs I-beam section end plate are all by single Or multiple rows of Bolt connects.
The assembled wave webs beam column combined joint attachment means recovering function the most according to claim 1, It is characterized in that: wave webs I-beam therein can replace with flat web I-beam.
The assembled wave webs beam column combined joint attachment means recovering function the most according to claim 1, It is characterized in that: described attachment means when construction and installation, first by lower flange connecting plate by the 1st Bolt with under Portion's toroidal membrane connects, and wave webs I-beam section is placed on the connecting plate of overhanging lower flange, meanwhile, by cantilever beam Section end plate and the alignment of wave webs I-beam section end plate, put into rubber blanket location between two end plates, and by the 3rd bolt Group connects, and is fixed wave webs I-beam section lower flange finally by the 2nd Bolt.
The assembled wave webs beam column combined joint attachment means recovering function the most according to claim 1, It is characterized in that: described upper, annular dividing plate and lower annular dividing plate, lower flange connecting plate, wave webs I-beam Section top flange weakens district or/and arrange Os Canitis at lower flange.
The assembled wave webs beam column combined joint attachment means recovering function the most according to claim 1, It is characterized in that: hollow in described round steel pipe column jecket, or casting concrete.
CN201610237847.0A 2016-04-17 2016-04-17 A kind of assembled wave webs beam column combined joint attachment device of recoverable function Active CN105863050B (en)

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CN106869335A (en) * 2017-02-17 2017-06-20 北京工业大学 A kind of assembled truss of angle steel beam column node connection device for recovering function
CN106869325A (en) * 2017-02-17 2017-06-20 北京工业大学 A kind of assembled channel-section steel for recovering function punches beam column node connection device
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