CN110185143A - Assembly connection structure in steel building between beam body - Google Patents
Assembly connection structure in steel building between beam body Download PDFInfo
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- CN110185143A CN110185143A CN201910296555.8A CN201910296555A CN110185143A CN 110185143 A CN110185143 A CN 110185143A CN 201910296555 A CN201910296555 A CN 201910296555A CN 110185143 A CN110185143 A CN 110185143A
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- cover board
- edge
- wing
- girder steel
- web
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 184
- 239000010959 steel Substances 0.000 title claims abstract description 184
- 238000005452 bending Methods 0.000 claims abstract description 97
- 210000001015 abdomen Anatomy 0.000 claims description 5
- 230000003139 buffering effect Effects 0.000 claims description 5
- 210000005069 ears Anatomy 0.000 claims description 4
- 229910000658 steel phase Inorganic materials 0.000 claims 1
- 230000003313 weakening effect Effects 0.000 claims 1
- 230000006378 damage Effects 0.000 abstract description 8
- 230000008439 repair process Effects 0.000 abstract description 7
- 230000035939 shock Effects 0.000 abstract description 6
- 230000003542 behavioural effect Effects 0.000 abstract description 4
- 238000010276 construction Methods 0.000 description 11
- 238000010586 diagram Methods 0.000 description 10
- 230000000694 effects Effects 0.000 description 8
- 230000002411 adverse Effects 0.000 description 6
- 241001442589 Convoluta Species 0.000 description 3
- 208000032443 Masked facies Diseases 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 235000010627 Phaseolus vulgaris Nutrition 0.000 description 1
- 244000046052 Phaseolus vulgaris Species 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 230000021715 photosynthesis, light harvesting Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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
- E04B1/2403—Connection details of the elongated load-supporting parts
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H9/00—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate
- E04H9/02—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate withstanding earthquake or sinking of ground
- E04H9/021—Bearing, supporting or connecting constructions specially adapted for such buildings
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H9/00—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate
- E04H9/02—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate withstanding earthquake or sinking of ground
- E04H9/024—Structures with steel columns and beams
-
- 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
- E04B2001/2457—Beam to beam connections
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Environmental & Geological Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Buildings Adapted To Withstand Abnormal External Influences (AREA)
- Joining Of Building Structures In Genera (AREA)
Abstract
Assembly connection structure in steel building of the present invention between beam body, including pre-buried girder steel, intermediate girder steel, edge of a wing cover board and web cover board.The middle part of edge of a wing cover board, the position for being connected to each other end corresponding to pre-buried girder steel and intermediate girder steel are equipped with bending section I.Web cover board is equipped with buffer structure, which can occur flexible deformation when meeting with earthquake and the shake energy that dissipates, and achieve the purpose that weaken the active force that intermediate girder steel and pre-buried girder steel are born when earthquake occurs.The problem of this patent efficiently solves that steel building shock resistance is weaker, and the anti-seismic structure occupied space of use is big, constructional difficulties.The assembly connection structure, in normal use, connection structure is rigid, when meeting with earthquake, shake can be driven according to reliable hysteretic characteristic by connection structure can, earthquake can show as behavioral inelasticity after stopping again, the collapse resistant capacity of structure is improved, undergoes the damage being subject to after violent earthquake relatively small, convenient for that can repair.
Description
Technical field
The present invention relates to building structure field, especially steel building field, specifically one kind is related to steel construction
The assembled connection structure being arranged between beam body in building, the assembled connection structure can be widely applied in steel building.
Background technique
In building field, assembling type steel structure has light weight, intensity height, anti-seismic performance because of its building frame formed
Good, the advantages that speed of application is fast, energy conservation and environmental protection, and become the hot spot direction of construction industry development.In assembling type steel structure, column beam
Connecting node is the important component of assembling type steel structure, has important shadow for the holistic resistant behavior of building structure
It rings.
In most steel buildings, column beam connecting node uses and presets one section of pre-buried steel on concrete column
Beam assembles the connection structure form of intermediate girder steel in the end of pre-buried girder steel then by welding or bolted mode.
The opposite end of pre-buried girder steel and intermediate girder steel is attached by the assembling form welded, there is answer in welded connecting position
Power is concentrated, the relatively weak problem of steel construction mechanical performance, but also is welded in the presence of scene to girder steel, and interlayer welding is strong
Degree, difficulty it is big and can not precise positioning operating difficulties problem.The opposite end of pre-buried girder steel and intermediate girder steel is connected by bolt
The means connect are assembled, and the plastic deformation that the steel construction of formation mainly passes through steel itself consumes energy, damaged after macroseism
Destruction with formation can bring difficulty with subsequent use to repairing, and not adapt to people more and more to structural seismic performance
New demand.Therefore, how to make steel construction at bean column node, by the ductility that can have had when geological process, deform energy
Power, energy dissipation capacity are Steel Structural Design, letter problem to be solved in construction.
Summary of the invention
For the girder steel connection structure formed in steel building there is poor ductility, the weak problem of shock resistance,
The assembly connection structure in steel building between beam body can be applied the present invention provides one kind.
In order to solve the above technical problems, the technical solution used in the present invention is as follows:
A kind of assembly connection structure in steel building between beam body, including pre-buried girder steel, intermediate girder steel, install to bolt
The edge of a wing cover board and web cover board of end position are connected to each other in the pre-buried girder steel and the intermediate girder steel.Pre-buried girder steel and intermediate steel
Liang Juncheng H shape, the wing plate that web two sides are distributed on the web end of girder steel and wing plate are equipped with the hole passed through for bolt, edge of a wing lid
The both ends of plate respectively correspond the edge of a wing free end of pre-buried girder steel and the edge of a wing free end of intermediate girder steel, and are fixed on two by bolt group
Between a girder steel, the both ends of web cover board respectively correspond the web free end of pre-buried girder steel and the web free end of intermediate girder steel,
And it is fixed between two girder steels by bolt group.
At the middle part of the edge of a wing cover board, and correspond to the position that the pre-buried girder steel and the intermediate girder steel are connected to each other end
Equipped with bending section I.The web cover board is equipped with buffer structure, which can occur flexible deformation when meeting with earthquake
And dissipate according to hysteretic characteristic and shake energy, reach and weakens the work that the intermediate girder steel and the pre-buried girder steel are born when earthquake occurs
Purpose firmly can prevent beam body from deforming easily when meeting with the earthquake of common intensity, and damage to floor.
After meeting with strong earthquake, mainly generation is severely deformed at the bending section of connection structure I and buffer structure, but remains to shaking
Preferable rigidity is kept afterwards.
Under the embodiment of this patent, deformed by the elastic that the bending section I being arranged on the cover board of the edge of a wing generates, with
And the flexible deformation that the buffer structure being arranged on web cover board can generate, the effect that girder steel is born in the earthquake that greatly dissipated
Power, torsion and drawing force including receiving, and then can significantly mitigate the deformation of girder steel generation, it avoids damaging floor.
In experience, after strong earthquakes, the connecting component mainly at connection structure deforms, the only company of needing replacing in later period repair
Relay part.So the assembly connection structure between girder steel provided by this patent makes it connect knot in normal conditions of use
Structure is rigid, and in the event of an earthquake, shake energy can be driven according to reliable hysteretic characteristic by the connection structure, earthquake stops
Behavioral inelasticity can be shown as again afterwards, improves the collapse resistant capacity of connection structure.And its difficulty of construction is low, occupies little space,
The lower damage of violent earthquake effect is smaller, can provide in, after violent earthquake can repair function.
Under specific embodiment, the bending section I is the edge of a wing outer end face of opposite girder steel outward or is curved to the inside
Arcuate structure, and when the bending section I is curved to the inside with respect to the edge of a wing outer end face of girder steel, it is described curved that the end on the edge of a wing, which is equipped with,
Pars convoluta I implements the resigning breach stepped down.The bending section I can be the arc-shaped bend structure of single-stage, or multistage reversed bending
Structure.
Under the premise of not increasing edge of a wing cover sheet thickness, to supply the edge of a wing cover board due to bending section I is arranged to plate
It is adversely affected caused by smooth rigidity, that is, guarantees that there is enough planar rigidities at the connection structure of two girder steels.Specific implementation
Under scheme, on the edge of a wing inner face of girder steel and in the two sides of steel beam web plate, cover board is respectively set.The cover board is corresponding on the edge of a wing
The below or above of cover board is fixed on the edge of a wing of girder steel with the edge of a wing cover board of the same side by same group of bolt.The cover board
Across between the butt end of two girder steels, the thickness of cover board is less than the thickness of the edge of a wing cover board, and preferably no greater than edge of a wing cover board is thick
The 1/2 of degree.The cover board is equipped with supporting rib along longitudinal direction away from the end face on the edge of a wing, to increase the plate face rigidity of cover board, cover board
Side in the middle part of be equipped with stress slot so that cover board energy when a degree of flexible deformation occurs in the bending section of edge of a wing cover board I
Enough fractures avoid cover board from being plastically deformed when side in edge of a wing cover board and are broken, so when cover board affords biggish drawing force,
It can be broken prior to edge of a wing cover board.If supplying edge of a wing cover board in a manner of increasing edge of a wing cover sheet thickness because the bending section I is arranged
And adversely affected caused by its plate face rigidity, then the elastic deformability of bending section I can be adversely affected.By aforementioned
Implementation means, it might even be possible to the opposite thickness for reducing edge of a wing cover board responds energy suitably to enhance the flexible deformation of bending section I
Power.If neither increasing the thickness of edge of a wing cover board, and implementation means above-mentioned are not used, it can also be thick by increasing web cover board
The mode of degree supplies the rigidity of the connection at two girder steel connection structures.
Under specific embodiment, the bending section I is on the outer end face on the edge of a wing along the curved arc in flange width direction
Structure also can be the arc-shaped bend structure of single-stage, or multistage reversed bending structure.
In the above-mentioned embodiment referred to, bending section I is perhaps along the thickness direction bending of edge of a wing cover board or along edge of a wing lid
The width direction of plate plate face is bent, or even can also be bent simultaneously along the thickness direction and board direction of edge of a wing cover board.
Under specific embodiment, the buffer structure is the bending section II being arranged in the middle part of the web cover board, the bending
Portion II corresponds to the pre-buried girder steel and the intermediate girder steel is connected to each other the position at end.Specifically:
In section Example, the bending section II is towards the web plate face of the pre-buried girder steel and the web of the intermediate girder steel
Plate face is connected to each other the interior lateral bend at end, and the end of two webs, which is equipped with, implements the resigning notch stepped down for bending section II.
In section Example, the bending section II is towards the web plate face of the pre-buried girder steel and the web of the intermediate girder steel
Plate face is connected to each other the outer lateral bend at end.
The bending section II can be the level-one or multistage bend cycles structure on girder steel length direction.
Under specific embodiment, the web cover board correspond to one section of the intermediate steel beam web plate equipped with and bolt pair
The strip-shaped hole answered, and the screw rod for assembling rear bolt is corresponding in the middle part of the strip-shaped hole, best relatively close pre-buried steel beam web plate
End, and this feature setting is different from other embodiments, and the web cover board corresponds to the intermediate steel beam web plate
One section is equipped with the feature that hole corresponding with bolt is circular hole.So feature is arranged mutually to assist, that is, the web cover board
Outer end face be equipped with buffer board, be connected to the buffering crab bolt on the web cover board, and in the correspondence pre-buried girder steel with
The intermediate girder steel is connected to each other the position setting bending section III at end.
It is intended that buffer board is longitudinally arranged and across between the butt end of two girder steels, be arranged thereon and bolt
The hole matched is circular hole.
Bending section III on the buffer board extends in the plate face of web cover board along the width direction of plate face.
While being provided with bending section II, bending section III and II face of bending section.
Under specific embodiment, the buffer board that the buffer structure is equipped with for the outer end face in the web cover board, with
And correspond to one section of strip-shaped hole corresponding with bolt being equipped with of the intermediate steel beam web plate in the web cover board, after assembly
The screw rod of bolt is corresponding at the middle part of the strip-shaped hole.
It is connected on the web cover board to the buffering crab bolt, and in the correspondence pre-buried girder steel and the intermediate steel
Beam is connected to each other the position setting bending section III at end.
Bending section III on the buffer board extends in the width direction in the plate face of web cover board.In this embodiment not
Include technical characteristic bending section II.
Under specific embodiment, the buffer structure is included in the web cover board corresponding to the intermediate steel beam web plate
One section of strip-shaped hole corresponding with bolt being equipped with, the screw rod for assembling rear bolt are corresponding at the middle part of the strip-shaped hole.And it pushes away
Power plate and arc panel.
It is corresponding on one section of the intermediate steel beam web plate to be mounted on to the thrust crab bolt web cover board, and phase
To corresponding one section of the inside retraction in end in intermediate steel beam web plate of web cover board.
The both ends of the arc panel are equipped with ear, and corresponding two ears are equipped with both ends and wear to outside the web cover board of web two sides
The stud of end face, and the end of stud is equipped with nut and is pressed in the arc panel on the outer end face of the web cover board.The arc
The arch face of shape plate is contacted with one end end face that the thrust plate extends in web.
This patent the utility model has the advantages that
Technical solution involved in this patent, efficiently solves that steel building shock resistance is weaker, and anti-seismic structure accounts for
With the problem that space is big, constructing operation is difficult.The assembly connection structure of design, making it, connection structure is in normal conditions of use
Rigidity, and in the event of an earthquake, shake energy can be driven according to reliable hysteretic characteristic by the connection structure, after earthquake stopping again
Behavioral inelasticity can be shown as, the collapse resistant capacity of structure is improved, and difficulty of construction is low, occupies little space, under violent earthquake effect
Damage it is smaller, can provide in, greatly shake after can repair function.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of this patent embodiment.
Fig. 2 is a kind of counter structure schematic diagram of pre-buried girder steel and intermediate girder steel opposite end under this patent embodiment.
Fig. 3 is under this patent embodiment, and the vertical view of connection structure is illustrated to section between web cover board and the web of girder steel
Figure.
Fig. 4 is another structural schematic diagram of this patent embodiment.
Fig. 5 is the third structural schematic diagram of this patent embodiment.
Fig. 6 is the 4th kind of structural schematic diagram of this patent embodiment.
Fig. 7 is the 5th kind of structural schematic diagram of this patent embodiment.
In figure: 1 concrete column, 2 pre-buried girder steels, 21 edge of a wing A, 22 web A, 221 circular holes, 3 intermediate girder steels, 31 edge of a wing B,
32 web B, 321 circular holes, 4 edge of a wing cover boards, 41 bending sections I, 411 connecting ribs, 5 web cover boards, 51 bending sections II, 52 bar shapeds
Hole, 53 thrust plates, 54 arc panels, 541 ears, 542 stud bolt holes, 543 studs, 6 resigning breach, 7 resigning notches, 8 cover boards, 81 answer
Power slot, 82 supporting ribs, 9 buffer boards, 91 bending sections III, 911 bending gussets
Specific embodiment
Structure depicted in Figure of description, ratio, size etc., only to cooperate the revealed content of specification, with
Understand for those skilled in the art and read, be not intended to limit the invention enforceable qualifications, therefore does not have technically
Essential meaning, the modification of any structure, the change of proportionate relationship or the adjustment of size can be generated not influencing the present invention
Under effect and the purpose that can reach, should all still it fall in the range of disclosed technology contents can cover.Meanwhile
Cited such as "upper", "lower", "front", "rear", " centre " term in this specification are merely convenient to being illustrated for narration, and
It is non-that to limit the scope of the invention, relativeness is altered or modified, under the content of no substantial changes in technology, when
Also it is considered as the enforceable scope of the present invention.
Such as assembly connection structure of the Fig. 1 and Fig. 4 into a kind of steel building shown in fig. 7 between beam body, including one end
The pre-buried girder steel 2 being preset in concrete column 1, the centre docked with one end that pre-buried girder steel 2 extends to outside concrete column 1
Girder steel 3 and bolt it is mounted on edge of a wing cover board 4 and abdomen that the pre-buried girder steel 2 is connected to each other end position with the intermediate girder steel 3
Plate cover board 5.In diagram, pre-buried girder steel 2 and intermediate girder steel 3 are H-shaped, and pre-buried girder steel 2 includes edge of a wing A21 and web A22, in
Between girder steel 3 include edge of a wing B31 and web B32, median ventral plate A22 is equipped with the circular hole 221 with bolt Corresponding matching, web
B32 is equipped with the circular hole 321 with bolt Corresponding matching.
The middle part of the edge of a wing cover board 4 is connected to each other the position at end corresponding to the pre-buried girder steel 2 with the intermediate girder steel 3
Equipped with bending section I 41.As shown in Fig. 1 and Fig. 6 to Fig. 7, the bending section I 41 is opposite girder steel (i.e. pre-buried girder steel 2, intermediate steel
Beam 3) the arcuate structure that is curved to the inside of the edge of a wing (i.e. edge of a wing A21, edge of a wing B31) outer end face, at this point, the end on the edge of a wing is equipped with is
Implement the resigning breach 6 stepped down in the bending section I 41.As shown in Fig. 4 to Fig. 5, the bending section I 41 is that opposite girder steel is (i.e. pre-
Bury girder steel 2, intermediate girder steel 3) the edge of a wing (i.e. edge of a wing A21, edge of a wing B31) outer end face curved arcuate structure outward.It is aforementioned each
In diagram, the bending section I 41 can be the arc-shaped bend structure of single-stage, or multistage reversed bending structure.
It is right because bending section I 41 are arranged to supply edge of a wing cover board 4 under the premise of not increasing the edge of a wing 4 thickness of cover board
It is adversely affected caused by its plate face rigidity, that is, guarantees to have at the connection structure of pre-buried girder steel 2 and intermediate girder steel 3 enough rigid
Property.Under specific embodiment, on edge of a wing A21, edge of a wing B31 inner face and in the front and rear sides of web A22, web B32, respectively
Cover board 8 is set.The corresponding below or above in edge of a wing cover board 4 of the cover board 8, passes through same group with the edge of a wing cover board 4 of the same side
Bolt is fixed on the edge of a wing of girder steel.The thickness of the cover board 8 is less than the thickness of the edge of a wing cover board 4, the preferably no greater than edge of a wing
The 1/2 of 4 thickness of cover board.The cover board 8 is equipped with away from the end face on the edge of a wing to be extended longitudinally and (extends along girder steel length direction)
Supporting rib 82, be equipped with stress slot 81 in the middle part of the side of cover board 8, can be prior to the wing when so that cover board 8 affording biggish drawing force
Edge cover board 4 is broken.If it is flat to it because bending section I is arranged to supply edge of a wing cover board in a manner of increasing edge of a wing cover sheet thickness
It adversely affects, then the elastic deformability of bending section I can be adversely affected caused by whole rigidity.Pass through implementation hand above-mentioned
Section, it might even be possible to the opposite thickness for reducing edge of a wing cover board, suitably to enhance the flexible deformation responding ability of bending section I.If both
Do not increase the thickness of edge of a wing cover board, and does not use implementation means above-mentioned, it can also be by way of increasing by 5 thickness of web cover board
Supply connection rigidity of two girder steels at connection structure.
As shown in Fig. 1, Fig. 6 and Fig. 7, the outer end face inside of bending section I 41 towards the edge of a wing (edge of a wing A21, edge of a wing B31) are prolonged
It stretches, and then on the upper surface of edge of a wing cover board 4, the position of bending section I 41 is set, is respectively provided with multiple companies along the longitudinal direction
Connecing gusset 411, (top of bending section I 41 forms the groove that front and back extends, and the width in the groove along slot is arranged in connecting rib 411
It spends direction to extend).
In section Example, the bending section I can be also on the outer end face of edge of a wing A or edge of a wing B along the width side on the edge of a wing
It also can be the arc-shaped bend structure of single-stage, or multistage reversed bending structure to the structure for extending and being bent camber.That is,
The inner or outer side direction that bending section I in diagram faces outwardly end face with respect to the outer end on the edge of a wing extends, and extends perpendicularly to the wing
The outer end face of edge.When width direction of the bending section I along the edge of a wing extends, the extending direction of bending section I and the outer end face on the edge of a wing are opposite
In parallel.
As shown in Figures 1 to 7, the web cover board 5 is equipped with buffer structure, which can be when meeting with earthquake
Occur flexible deformation and according to hysteretic characteristic dissipate shake can, and the intermediate girder steel 3 and described pre- can be weakened significantly by reaching
Bury the purpose for the active force that girder steel 2 is born when earthquake occurs.
Under the embodiment of this patent, by the flexible deformation that the bending section I 41 that is arranged on edge of a wing cover board 4 generates, with
And the flexible deformation that the buffer structure being arranged on web cover board 5 can generate, the work that girder steel is born in the earthquake that greatly dissipated
Firmly, torsion and drawing force including receiving, and then can significantly mitigate the deformation of girder steel generation, it avoids that floor is caused to damage
Evil.In experience, after strong earthquakes, the connecting component generation mainly at connection structure is severely deformed, only needs in later period repair
Replace connecting component.
So the assembly connection structure between girder steel provided by this patent, making it, connection structure is in normal conditions of use
Rigidity, and in the event of an earthquake, shake energy can be driven according to reliable hysteretic characteristic by the connection structure, after earthquake stopping again
Behavioral inelasticity can be shown as, the collapse resistant capacity of connection structure is improved.And difficulty of construction is low, occupies little space, in violent earthquake
The lower damage of effect is smaller, can provide in, after violent earthquake can repair function.
The buffer structure that the web cover board 5 is equipped with, concrete form are as follows:
As shown in Figures 1 to 5, the buffer structure is the bending section II 51 that 5 middle part of web cover board is arranged in, this is curved
Pars convoluta II 51 corresponds to the position that the pre-buried girder steel 2 is connected to each other end with the intermediate girder steel 3.As schemed, in section Example, institute
State bending section II 51 towards the pre-buried girder steel 2 web A22 plate face and the intermediate girder steel 3 web B32 plate face it is opposite
The interior lateral bend (such as Fig. 3) at end is connect, the end of two webs is equipped with the resigning notch 7 for implementing to step down for bending section II 51 and (such as schemes
2)。
In section Example, the bending section II can also web plate face towards the pre-buried girder steel and the intermediate girder steel
Web plate face is connected to each other the outer lateral bend at end.It is i.e. opposite with bending direction shown in Fig. 3.
When earthquake occurs, the stress of two girder steels is relied on the flexible deformation of its warp architecture by bending section I 41 and bending section II
It absorbs.The thickness of general edge of a wing cover board is less than the thickness of web cover board, and when macroseism occurs, edge of a wing cover board generally can be prior to web lid
Plate fracture or the opposite biggish deformation of appearance.It is bigger that the setting of resigning notch 7 enables to II local inclination portion I of bending section to have
Winding arc structure, so energy absorption ability is more preferable.Bending section II can be the curved of level-one (such as Fig. 4) or multiple stage circulation (such as Fig. 5)
Bent arcuate structure.
As shown in fig. 7, the web cover board 5 correspond to the intermediate girder steel 3 one section of web B32 is equipped with and bolt
Corresponding strip-shaped hole 52, and the screw rod for assembling rear bolt is corresponding in the middle part of the strip-shaped hole 52, best relatively close pre-buried steel
The end of 2 web A22 of beam.It should be pointed out that unless stated otherwise, in the scheme of this patent, with the matched hole one of bolt
As be circular hole.So under some embodiments (embodiment as shown in Figure 1), on one section of the corresponding middle pectoral plate of web cover board 5
The hole corresponding with bolt being arranged is circular hole.
The outer end face of the web cover board 5 is equipped with buffer board 9, is connected to the web cover board 5 to 9 bolt of buffer board
On, and bending section III 91 is set in the position that the correspondence pre-buried girder steel 2 is connected to each other end with the intermediate girder steel 3.Such as Fig. 7, institute
The bending section III 91 on buffer board 9 is stated to extend in the plate face of web cover board 5 along the width direction of plate face.It is being provided with bending section
While II 51, bending section III 91 and II 51 face of bending section.It is arranged on the web A for the pre-buried girder steel being arranged on buffer board 9
The circular hole in the hole that the bolt being arranged on the abdomen B of girder steel among bolt level-one matches.
Because it is strip-shaped hole 52 that bolt, which corresponds to hole of the web cover board 5 on one section on the web B of intermediate girder steel, should
Bolt opposite webs cover board in part has certain travelling stroke in the longitudinal direction.Bolt can be made first by longitudinal active force
Flexible deformation occurs for the bending section III 91 for obtaining buffer board 9, to absorb shake energy, so web cover board will not when the earthquake of common intensity
Deformation occurs, and the bending section II 51 of web cover board can be with bending section III 91 simultaneously by elasticity when encountering the earthquake of middle and high intensity
Deformation absorbs shake energy.
So being passed under general shock effect by the reliable hysteretic characteristic that the assembly connection structure that this patent provides is formed
Dynamic shake energy, will not promote web cover board 5 to generate plastic deformation.Earthquake can be by the modeling of edge of a wing cover board 4 and buffer board 9 when occurring
Property deformation, absorb shake can, reduce earthquake to building steel beam structure destruction, avoid the beam body of girder steel by biggish stretching, and
So that floor is broken.Its shock resistance for helping to improve steel building, and this kind of anti-seismic structure also has occupied space
Advantage small, constructing operation is simple, quick.
It, can be by travelling existing between bolt and strip-shaped hole even if edge of a wing cover board 4 is broken by strong geological process
There is certain stretcher strain stroke in the bending section III 91 of spacing and buffer board 9, and excessive shock effect power is delayed to be applied to abdomen
On plate, avoid forming severe impact to the assembly connection structure between web and web cover board, and can finally rely on buffer board 9
Implement energy-absorbing, antidetonation with the dual plastic deformation of web cover board 5, helps further to evade what steel construction under severe earthquake action collapsed
May, the security performance of lifting steel structural building.The connecting component that beam body node point connection is directly replaced after damaged, has
Help that repair after shake is gone on smoothly.
Under specific embodiment, bending section II can not be set in the intermediate of web cover board.At this point, referring to Fig. 7, the buffering
The buffer board 9 that structure is equipped with for the outer end face in the web cover board 5, and correspond in described in the web cover board 5
Between 3 web B32 of girder steel one section of strip-shaped hole 52 corresponding with bolt being equipped with, the screw rod for assembling rear bolt is corresponding in the item
The middle part in shape hole 52.It is connected on the web cover board 5 to 9 bolt of buffer board, and in the correspondence pre-buried girder steel 2 and institute
State the position setting bending section III 91 that intermediate girder steel 3 is connected to each other end.Bending section III 91 on the buffer board 9 is in web cover board 5
Plate face on along plate face width direction extend.
About the above-mentioned buffer board 9 mentioned in scheme, in the groove of bending section III 91 it is settable together or multiple tracks it is curved
Bent gusset 911, as shown in Figure 7.911 thickness of bending gusset being arranged at this is not easy greatly, to be bent the wave sigmoid knot of gusset 911
Structure should at least there are two circulation valley point (having a peak dot at this time), at least there are two circulation peak dots (to have a paddy at this time in other words
Point).Such setting enables to the flexible deformation respective capabilities of the bending gusset 911 compared to III 91 sound of bending section
It answers faster, to absorb shake energy as soon as possible.According to bending gusset recurring number number, meet with violent earthquake during, when curved
When biggish flexible deformation occurs for pars convoluta III, (all or part of) bending gusset may be straightened or even can be pulled off.Such as
How enough the circulation that fruit is bent gusset is more, will not be broken easily in experience, after macroseism, the whole branch after shake of enhancing steel construction
Rigidity characteristics are supportted, more advantageously avoids the occurrence of and collapses.
Under specific embodiment, correspond in described as shown in fig. 6, the buffer structure is included in the web cover board 5
Between 3 web B32 of girder steel one section of strip-shaped hole 52 corresponding with bolt being equipped with, the screw rod for assembling rear bolt is corresponding in the item
The middle part in shape hole 52 and thrust plate 53 and arc panel 54.It is corresponding to be mounted on to 53 bolt of thrust plate the web cover board 5
On one section of the intermediate 3 web B32 of girder steel, and corresponding one section in intermediate 3 web B32 of girder steel of opposite webs cover board 5
End inwardly (left side for diagram) retraction.
The both ends of the arc panel 54 are equipped with ear 541, and corresponding two ears 541, which are equipped with both ends and wear to web two sides, to be arranged
5 outer end face of web cover board stud 543, and the end of stud 543 is equipped with nut and the arc panel 54 is pressed in the web
On the outer end face of cover board 5.Web B32 and web patch ends corresponding with web B32 are equipped with stud bolt hole 542 (for circular hole).Institute
The arch face for stating arc panel 54 is contacted with one end end face that the thrust plate 53 extends in web B32, and as shown, thrust plate is somebody's turn to do
End face is equipped with the concave part of arc.The web of girder steel is able to drive the movement of thrust plate 53 and oppresses arc panel 54 and elastic change occurs
Shape shakes energy to absorb, while the friction generated when the sliding of thrust plate opposite webs cover board, can also absorb certain shake energy.Such as figure
Show, is set as reinforcement at the top of the arch face of the arc panel 51.Outer wall of the stud 543 other than ear is extended at both ends is equipped with
With the matched external screw thread of nut, intermediate cylinder is light beam face, can under the premise of fully ensuring that the outer diameter of stud is less big
Rigidity is kept in arc panel deformation, is able to bear biggish shearing force.
On the basis of embodiment shown in Fig. 6, bending section II can be set again on its web cover board.
Bending section III 91 shown in fig. 7 is curved contrary, and direction can be consistent in other forms of implementation.And
The number of buffer board can be one or more.
The principle of the present invention and its effect is only illustrated in above embodiment, and is not intended to limit the present invention.This hair
It is bright to be improved under the premise of without prejudice to overall thought there are many more aspect, it all can be for those skilled in the art
Without prejudice under spirit and scope of the invention, can carry out modifications and changes to above-described embodiment.Therefore, technical field such as
Middle all equivalent modifications for being completed without departing from the spirit and technical ideas disclosed in the present invention of tool usually intellectual or
Change, should be covered by the claims of the present invention.
Claims (10)
1. the assembly connection structure in a kind of steel building between beam body, including pre-buried girder steel, intermediate girder steel, bolt it is mounted on
The pre-buried girder steel and the intermediate girder steel are connected to each other the edge of a wing cover board and web cover board of end position, it is characterized in that: the edge of a wing
The middle part of cover board, and the position of corresponding pre-buried girder steel and intermediate girder steel butt end is equipped with bending section I；The web cover board is equipped with
Buffer structure, the buffer structure flexible deformation can occur when meeting with earthquake with dissipate shake can, reach the intermediate girder steel of weakening and
The purpose for the active force that pre-buried girder steel is born when earthquake occurs.
2. according to the assembly connection structure between beam body in steel building described in claim 1, it is characterized in that: the bending section I
For relatively pre-buried girder steel edge of a wing outer end face and intermediate girder steel edge of a wing outer end face outward or the arcuate structure that is curved to the inside,
And the opposite edge of a wing outer end face in the bending section I is when being curved to the inside, the end on the edge of a wing, which is equipped with, for the bending section I implements to step down
Resigning breach.
3. according to the assembly connection structure between beam body in steel building described in claim 1, it is characterized in that: the bending section I
For on the outer end face on the edge of a wing along the curved arcuate structure in flange width direction.
4. according to the assembly connection structure between beam body in the described in any item steel buildings of claims 1 to 3, it is characterized in that:
Between the edge of a wing inner face of the pre-buried girder steel and the edge of a wing inner face of the intermediate girder steel and in the two sides of web, divide
Cover board is not provided with it；
The corresponding below or above in edge of a wing cover board of the cover board, is fixed on the edge of a wing cover board of the same side by same group of bolt
On the edge of a wing；The thickness of the cover board is less than the thickness of the edge of a wing cover board；
The cover board is equipped with supporting rib along longitudinal direction away from the end face on the edge of a wing, is equipped with stress slot in the middle part of the side of the cover board；
When the edge of a wing cover board, the cover board afford certain pulling force, the cover board can be broken prior to the edge of a wing cover board.
5. according to the assembly connection structure between beam body in the described in any item steel buildings of claims 1 to 3, it is characterized in that: institute
Stating buffer structure is the bending section II being arranged in the middle part of the web cover board, which corresponds to the pre-buried girder steel and institute
State the position that intermediate girder steel is connected to each other end；Specifically,
The bending section II is connected to each other the outer of end towards the web plate face of the pre-buried girder steel and the web plate face of the intermediate girder steel
Lateral bend；Or
The bending section II is connected to each other at end towards the web plate face of the pre-buried girder steel and the web plate face of the intermediate girder steel
Interior lateral bend, and the end of two webs is equipped with and implements the resigning notch stepped down for bending section II.
6. according to the assembly connection structure between beam body in the steel building described in claim 5, it is characterized in that: the bending section II
The web plate face of web plate face and the intermediate girder steel towards the pre-buried girder steel is connected to each other the interior lateral bend at end；
The web cover board corresponds to one section of the intermediate steel beam web plate equipped with strip-shaped hole corresponding with bolt, and after assembly
The screw rod of bolt is corresponding at the middle part of the strip-shaped hole；
The outer end face of the web cover board is equipped with buffer board, is connected to the buffering crab bolt on the web cover board, and in
The corresponding pre-buried girder steel and the intermediate girder steel are connected to each other the position setting bending section III at end；
Bending section III on the buffer board extends in the width direction in the plate face of web cover board.
7. according to the assembly connection structure between beam body in the steel building described in claim 5, it is characterized in that:
Between the edge of a wing inner face of the pre-buried girder steel and the edge of a wing inner face of the intermediate girder steel and in the two sides of web, divide
Cover board is not provided with it；
The corresponding below or above in edge of a wing cover board of the cover board, is fixed on the edge of a wing cover board of the same side by same group of bolt
On the edge of a wing；The thickness of the cover board is less than the thickness of the edge of a wing cover board；
The cover board is equipped with supporting rib along longitudinal direction away from the end face on the edge of a wing, is equipped with stress slot in the middle part of the side of cover board；
When the edge of a wing cover board, the cover board afford certain pulling force, the cover board can be broken prior to the edge of a wing cover board.
8. according to the assembly connection structure between beam body in steel building described in claim 1, it is characterized in that: the buffer structure
For the buffer board being equipped in the outer end face of the web cover board, and in the web cover board correspond to the intermediate girder steel abdomen
The strip-shaped hole corresponding with bolt being equipped with of one section of plate, the screw rod for assembling rear bolt are corresponding at the middle part of strip-shaped hole；
It is connected on the web cover board to the buffering crab bolt, and in the correspondence pre-buried girder steel and the intermediate girder steel phase
Bending section III is arranged in the position of butt end；
Bending section III on the buffer board is in the plate face of web cover board along the extension in the width direction of plate face.
9. according to the assembly connection structure between beam body in steel building described in claim 1, it is characterized in that: the buffer structure
It is included in one section of strip-shaped hole corresponding with bolt being equipped with that the web cover board corresponds to the intermediate steel beam web plate, assembly
The screw rod of rear bolt is corresponding in the middle part of the strip-shaped hole and thrust plate and arc panel；
It is corresponding on one section of the intermediate steel beam web plate to be mounted on to the thrust crab bolt web cover board, and opposite abdomen
Corresponding one section of the inside retraction in end in intermediate steel beam web plate of plate cover board；
The both ends of the arc panel are equipped with ear, and corresponding two ears are equipped with both ends and wear to the web cover board outer end face of web two sides
Stud, and the end of stud be equipped with nut the arc panel is pressed on the outer end face of the web cover board；
The arch face of the arc panel is contacted with one end end face that the thrust plate extends in web.
10. according to the assembly connection structure between beam body in steel building described in claim 8 or 9, it is characterized in that:
Between the edge of a wing inner face of the pre-buried girder steel and the edge of a wing inner face of the intermediate girder steel and in the two sides of web, divide
Cover board is not provided with it；
The corresponding below or above in edge of a wing cover board of the cover board, is fixed on the edge of a wing cover board of the same side by same group of bolt
On the edge of a wing；The thickness of the cover board is less than the thickness of the edge of a wing cover board；
The cover board is equipped with supporting rib along longitudinal direction away from the end face on the edge of a wing, is equipped with stress slot in the middle part of the side of cover board；
When the edge of a wing cover board, the cover board afford certain pulling force, the cover board can be broken prior to the edge of a wing cover board.
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| CN201910296555.8A CN110185143B (en) | 2019-04-13 | 2019-04-13 | Assembly connection structure between beam bodies in steel structure building |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112376696A (en) * | 2021-01-12 | 2021-02-19 | 湖南大学 | Building node with multiple energy consumption and self-resetting characteristics and assembling method thereof |
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Denomination of invention: Assembly and connection structure between beams in steel structure buildings Effective date of registration: 20221228 Granted publication date: 20211102 Pledgee: Qufu sub branch of Postal Savings Bank of China Ltd. Pledgor: Shandong best new material Co.,Ltd. Registration number: Y2022980028864 |
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Denomination of invention: Assembly connection structure between beams in steel structure buildings Granted publication date: 20211102 Pledgee: Industrial and Commercial Bank of China Limited Qufu Branch Pledgor: Shandong best new material Co.,Ltd. Registration number: Y2024980012013 |
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