CN107675808A - The huge diagonal brace node structure of steel construction - Google Patents
The huge diagonal brace node structure of steel construction Download PDFInfo
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- CN107675808A CN107675808A CN201711061000.2A CN201711061000A CN107675808A CN 107675808 A CN107675808 A CN 107675808A CN 201711061000 A CN201711061000 A CN 201711061000A CN 107675808 A CN107675808 A CN 107675808A
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- concrete column
- diagonal brace
- steel
- core concrete
- steel core
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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
- E04B1/185—Connections not covered by E04B1/21 and E04B1/2403, e.g. connections between structural parts of different material
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/30—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts being composed of two or more materials; Composite steel and concrete constructions
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- Architecture (AREA)
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- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Rod-Shaped Construction Members (AREA)
- Joining Of Building Structures In Genera (AREA)
Abstract
The invention discloses a kind of huge diagonal brace node structure of steel construction, including steel core concrete column, an at least diagonal brace, girder steel and with transformational structure that at least a diagonal brace is correspondingly arranged.Fill concrete in steel core concrete column, at least a diagonal brace is affixed with steel core concrete column, girder steel is fixed in the periphery of steel core concrete column, and bearing of trend of at least one transformational structure along diagonal brace extends from steel core concrete column to outside steel core concrete column, and is coated on the outside of diagonal brace.The huge diagonal brace node structure of steel construction provided by the invention can cause diagonal brace to be connected to form one with steel core concrete column using transformational structure, strengthen the structural strength of the link position of diagonal brace and steel core concrete column, substantial amounts of thickening steel plate is set without extra, effectively reduces overall cost.In addition, also make the power transmission between diagonal brace and steel core concrete column definitely reliable to playing a part of transmitting power between diagonal brace and steel core concrete column using transformational structure.
Description
Technical field
The present invention relates to the huge diagonal brace node structure in building structure technology field, more particularly to a kind of steel construction.
Background technology
Currently, in the connecting joint structure of steel construction or steel reinforced concrete, diagonal brace and steel member either concrete column
, it is necessary to set the steel of some thickenings in the junction of diagonal brace and steel member either concrete column when connection forms connecting node
Plate, it is also desirable to either some stiffeners be set inside concrete column inside steel member, to strengthen connecting node region
Structural strength.However, using this setup, when connecting node region is larger, then need to use substantial amounts of steel plate with
And the thickness of steel plate is thickeied, so that the steel plate weight in connecting node region is larger, substantially increase integrally-built make
Valency.
The content of the invention
In view of the above-mentioned problems in the prior art, it is an object of the invention to provide a kind of huge diagonal brace of steel construction
Node structure, the setting of steel plate can be not only reduced, reduce the thickness of steel plate, while be applicable to various sizes of steel construction,
Strong applicability.
To achieve the above object, the embodiment of the present invention provides following technical scheme：
The invention provides a kind of huge diagonal brace node structure of steel construction, it includes
Steel core concrete column；
An at least diagonal brace, each diagonal brace are affixed with the steel core concrete column；
An at least girder steel, the girder steel are fixed in the steel core concrete column periphery；And
With the transformational structure that at least a diagonal brace is correspondingly arranged, direction of the transformational structure along the diagonal brace is from institute
State and extend in steel core concrete column to outside the steel core concrete column, and be coated on the outside of the diagonal brace.
Wherein, the steel core concrete column be straight tube post either inclined tube post, the steel core concrete column be tubular pillar or
Person is square tube post.
As an alternative embodiment, in an embodiment of the present invention, an at least diagonal brace includes at least one
Block web, the transformational structure include at least one piece of change-over panel being correspondingly arranged with least one block of web, each conversion
Plate extends to outside the steel core concrete column along the bearing of trend of each web from the steel core concrete column respectively, and point
It is not fixed on each web.
As an alternative embodiment, in an embodiment of the present invention,
An at least diagonal brace is rectangle steel, and each diagonal brace includes two webs be arrangeding in parallel and is connected to
Two flange plates between two webs, each transformational structure include two change-over panels be arrangeding in parallel, each change-over panel
Extend respectively along the bearing of trend of each web from the steel core concrete column to outside the steel core concrete column, and it is affixed
In on each web；
Wherein, each flange plate has gap between the outside wall surface of the steel core concrete column, and the gap is
10mm~300mm；Or
An at least diagonal brace is I-steel, and each diagonal brace includes two flange plates be arrangeding in parallel and is connected to
Web between two flange plates, the transformational structure include the change-over panel being correspondingly arranged with the web, the change-over panel
Extend along the bearing of trend of the web from the steel core concrete column to outside the steel core concrete column, and be fixed in described
On web.
Wherein, the thickness of the change-over panel is equal or slightly larger than the thickness of the web, and the width of change-over panel be equal to or
Slightly larger than the width of the web, in order to which the web is completely covered in the direction of the width, it is ensured that power transmission.
Preferably, the width of the change-over panel can be more than the 10%~20% of the web width of itself.
As an alternative embodiment, in an embodiment of the present invention, each change-over panel includes the first connection
Portion, second connecting portion and the 3rd connecting portion, the first connecting portion are located in the steel core concrete column, and mixed with the steel pipe
The internal face of solidifying earth pillar is affixed, and the second connecting portion is connected with the first connecting portion, and the second connecting portion is from the steel
To extending outside the steel core concrete column in pipe concrete column, and it is affixed with the girder steel；3rd connecting portion is described in
The bearing of trend of web extends from the steel core concrete column to outside the steel core concrete column, and is coated on the web
It is outside.
As an alternative embodiment, in an embodiment of the present invention, it is vertical that the first connecting portion includes first
While first vertical edge first level connected vertically, first vertical edge is interior with the steel core concrete column
Wall is affixed；
The second connecting portion include the second vertical edge and with second vertical edge the second horizontal sides connected vertically, institute
The second horizontal sides are stated to be connected with the first level side, and second horizontal sides are conllinear with the first level side, described
Two vertical edges and the girder steel are affixed.
As an alternative embodiment, in an embodiment of the present invention, the first connecting portion also include with it is described
For first level in the first connection be arrangeding in parallel, the second connecting portion also includes what is be arranged in parallel with second vertical edge
Second connection side, the 3rd connecting portion include the 3rd connection while and during the 4th connection, the 3rd connection side is with described first
Connect side connection, and the 3rd connection when described first connects between be arc transition, the described 4th connects side and institute
State and connected in angle between the second connection side.
As an alternative embodiment, in an embodiment of the present invention, the transformational structure is two, respectively the
One transformational structure and the second transformational structure, the diagonal brace are two, respectively the first diagonal brace and the second diagonal brace, first conversion
Structure is coated on the outside of first diagonal brace, and second transformational structure is coated on the outside of second diagonal brace；
Along along the vertical center position of the steel core concrete column, first transformational structure, second transformational structure
The structure that Formation cross-section is shaped as " K " font is connected with the steel core concrete column.
Wherein, the girder steel is three, respectively the first girder steel, the second girder steel and the 3rd girder steel, first girder steel, the
Two girder steels and the 3rd girder steel are fixed in the outside wall surface of the steel core concrete column, and first girder steel and the 3rd girder steel phase
Second girder steel is symmetrical arranged；
First girder steel is set through first diagonal brace, and the 3rd girder steel is set through second diagonal brace.
As an alternative embodiment, in an embodiment of the present invention, an at least diagonal brace and the steel pipe
The center line of concrete column is set in angle, at least junction of a diagonal brace and the steel core concrete column, Yi Jisuo
The junction for stating girder steel and the steel core concrete column forms connecting node region, the huge diagonal brace node structure of the steel construction
Also include some the first pegs and the second peg in connecting node region, some first pegs are fixedly arranged on the steel
On the inwall of pipe concrete column, some second pegs are fixedly arranged in the transformational structure.
Preferably, some second pegs are fixedly arranged on two pieces of change-over panels of the transformational structure.It is described some
First peg, some second pegs are uniformly distributed to form approximate " Y " character form structure in the connecting node region.
As an alternative embodiment, in an embodiment of the present invention, corresponding institute inside the steel core concrete column
State connecting node region and be provided with some lateral stiffening ring flat-plates, some lateral stiffening ring flat-plates are along the steel core concrete column
Height bearing of trend is spaced setting, and the transformational structure, which is located inside the steel core concrete column, partially passes through part institute
State the setting of lateral stiffening ring flat-plate.
Wherein, each lateral stiffening ring flat-plate is coaxially disposed with steel core concrete column, and the thickness of each lateral stiffening ring flat-plate
Thickness of the degree less than or equal to the change-over panel.
Wherein, the lateral stiffening ring flat-plate is the square ring flat-plate to match with the cavity shape of the steel core concrete column,
Including annular hollow portion and rib, some vertical stiffeners are additionally provided with inside the steel core concrete column, it is each described vertical
Stiffener is vertically arranged with the lateral stiffening ring flat-plate, each vertical stiffener from the bottom of the steel core concrete column to
The top of the steel core concrete column is extended, and the fixed rib for being arranged in each lateral stiffening ring flat-plate, described perpendicular
It is equal with the width of the rib of the lateral stiffening ring flat-plate to the width of stiffener.
Preferably, the vertical stiffener is 4 pieces, fixes the rib for being arranged in the lateral stiffening ring flat-plate two-by-two respectively
On.
Wherein, the huge diagonal brace node structure of the steel construction also includes some first reinforcing bars, and each first reinforcing bar is equal
Set inside the steel core concrete column, and from the bottom of the steel core concrete column to the extension of the top of steel core concrete column
To put, each first reinforcing bar is arranged in the annular hollow portion of each horizontal enforced loop plane, and along the annular hollow portion
Edge setting arranged in a ring.
Wherein, some pressure relief vents, each relief hole are provided with the rib of each piece of lateral stiffening ring flat-plate
It is arranged in a ring along the center of the lateral stiffening ring flat-plate, the second reinforcing bar is equipped with each described relief hole, and it is each
The second reinforcing bar is extended from the bottom of steel core concrete column to top described in root.
Preferably, the relief hole is circular hole, and the aperture of the relief hole is 40~60mm.
Further, some 3rd reinforcing bars and some composite spiral reinforcement stirrups are additionally provided with the annular hollow portion, it is each described
3rd reinforcing bar is extended from the bottom of the steel core concrete column to top, and some composite spiral reinforcement stirrups, which are bound round, to be located at
The outside of some 3rd reinforcing bars, and some composite spiral reinforcement stirrups along the 3rd reinforcing bar height bearing of trend according to
Minor tick spread configuration.
Further, some lateral stiffening ring flat-plates include the first lateral stiffening ring flat-plate and some second lateral stiffening rings
Plate, the first lateral stiffening ring flat-plate are located at the outside wall surface link position of the transformational structure and the steel core concrete column,
Some second lateral stiffening ring flat-plates are located at the transformational structure and the link position of the internal face of the steel core concrete column
Place, and be placed equidistant between adjacent two pieces of the second lateral stiffening ring flat-plates, positioned at second lateral stiffening of top
Ring flat-plate to the distance between the first lateral stiffening ring flat-plate is more than between two pieces of adjacent the second lateral stiffening ring flat-plates
Distance.
As an alternative embodiment, in an embodiment of the present invention, an at least diagonal brace is that rectangle is oblique
Support, coated length of the transformational structure on the length bearing of trend of the diagonal brace are the 1/4 of the diagonal brace length of itself
~4/5.
Compared with prior art, the embodiment of the present invention has the advantages that：
A kind of huge diagonal brace node structure of steel construction provided in an embodiment of the present invention, it is correspondingly arranged by setting with diagonal brace
Transformational structure, and cause bearing of trend of the transformational structure along diagonal brace from steel core concrete column to steel core concrete column extension
Stretch, and be coated on the outside of diagonal brace, so as to be formed using the transformational structure to cause diagonal brace to be connected with steel core concrete column
One, strengthen the structural strength of the link position of diagonal brace and steel core concrete column, largely thickeied without extra setting
Steel plate, effectively reduce overall cost.In addition, using above-mentioned set-up mode, transformational structure can also be utilized to diagonal brace and steel pipe
Play a part of transmitting power between concrete column so that the power transmission between diagonal brace and steel core concrete column is definitely reliable.
Sum it up, the huge diagonal brace node structure of the steel construction of the present invention can effectively optimize the diagonal brace and steel tube concrete
The stress in the connecting node region between earth pillar, the design of the existing steel plate largely thickeied using setting is instead of, is effectively subtracted
The total quality of light whole huge diagonal brace node structure.Therefore, the overall structure of the huge diagonal brace node structure of the steel construction is made
Valency is cheaper compared to the way of increase steel plate and the thickness for increasing steel plate.
Brief description of the drawings
Technical scheme in order to illustrate the embodiments of the present invention more clearly, it will use below required in embodiment
Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for ability
For the those of ordinary skill of domain, on the premise of not paying creative work, it can also be obtained according to these accompanying drawings other attached
Figure.
Fig. 1 is the structural representation of the huge diagonal brace node structure for the steel construction that the embodiment of the present invention one provides；
Fig. 2 is the structural representation at Fig. 1 another visual angle；
Fig. 3 is Fig. 1 plan；
Fig. 4 is the internal structure schematic diagram (omission transformational structure) for the steel core concrete column that the embodiment of the present invention one provides；
Fig. 5 is the structural representation of the transformational structure in Fig. 1；
Fig. 6 is the structural representation of the huge diagonal brace node structure for the steel construction that the embodiment of the present invention two provides；
Fig. 7 is the schematic cross-section for the diagonal brace that the embodiment of the present invention two provides.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.Based on this
Embodiment in invention, the every other reality that those of ordinary skill in the art are obtained under the premise of creative work is not made
Example is applied, belongs to the scope of protection of the invention.
In the present invention, term " on ", " under ", "left", "right", "front", "rear", " top ", " bottom ", " interior ", " outer ",
" in ", " vertical ", " level ", " transverse direction ", the orientation of the instruction such as " longitudinal direction " or position relationship be based on orientation shown in the drawings or
Position relationship.These terms are not intended to limit indicated dress primarily to preferably the description present invention and embodiment
Put, element or part there must be particular orientation, or be constructed and operated with particular orientation.
Also, above-mentioned part term is in addition to it can be used to indicate that orientation or position relationship, it is also possible to for representing it
His implication, such as term " on " also be likely used for representing certain relations of dependence or annexation in some cases.For ability
For the those of ordinary skill of domain, the concrete meaning of these terms in the present invention can be understood as the case may be.
In addition, term " installation ", " setting ", " being provided with ", " connection ", " connected " should be interpreted broadly.It is for example, it may be solid
Fixed connection, is detachably connected, or monolithic construction；Can mechanically connect, or electrical connection；Can be joined directly together, either
It is indirectly connected by intermediary, or is connection internal between two devices, element or parts.For this area
For those of ordinary skill, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
In addition, term " first ", " second " etc. are mainly used for distinguishing different devices, element or part (specifically
Species and construction may it is identical may also be different), be not intended to show or imply signified showing device, element or part
Relative importance and quantity.Unless otherwise indicated, the implication of " multiple " is two or more.
Accompanying drawing is combined below to be described in detail.
Embodiment one
Please also refer to Fig. 1 to Fig. 4, a kind of huge diagonal brace node structure of the steel construction provided for the embodiment of the present invention one
Structural representation.The huge diagonal brace node structure 100 for the steel construction that the embodiment of the present invention one provides includes steel core concrete column
10th, an at least diagonal brace 20, an at least girder steel 30 and with transformational structure 40 that at least a diagonal brace 20 is correspondingly arranged.Steel pipe
Concrete (not shown) is filled with concrete column 10, at least a diagonal brace 20 is affixed with steel core concrete column 10 for this, the steel
Beam 30 is fixed in the periphery of steel core concrete column 10, and the bearing of trend of at least one transformational structure 40 along diagonal brace 20 mixes from steel pipe
Extend in solidifying earth pillar 10 to outside steel core concrete column 10, and be coated on the outside of the diagonal brace 20.
In the present embodiment, the steel core concrete column 10 can be round steel pipe or rectangular steel tube etc., and the concrete filled steel tube
Post 10 can be straight tube post or inclined tube post, and the application is preferably using rectangular steel tube and the situation of straight tube post.That is, the steel pipe mixes
Solidifying earth pillar 10 includes forming square steel pipe column and hollow square cavity, is filled in the square cavity of the steel core concrete column 10
There is above-mentioned concrete.
In the present embodiment, this at least a diagonal brace 20 is fixed in the outside wall surface of steel core concrete column 10, for increasing
The integral rigidity and shock resistance of the huge diagonal brace node structure of the big steel member.Specifically, an at least diagonal brace 20 is side
Shape column structure, and the center of at least one diagonal brace 20 and the center line of steel core concrete column 10 are set in angle, i.e. this is oblique
Slanted angle A is formed between the center of support 20 and the vertical center of steel core concrete column 10, slanted angle A is acute angle.That is, should
Slanted angle A is 0~90 °.
Further, an at least diagonal brace 20 mixes with the junction of steel core concrete column 10 and girder steel 30 with steel pipe
The junction of solidifying earth pillar 10 forms connecting node region 11, and at least one transformational structure 40 is coated on an at least diagonal brace 20
On, i.e. at least one transformational structure 40 also is located in the connecting node region 11.Specifically, the setting of the transformational structure 40
Quantity be to should diagonal brace 20 set, when the diagonal brace 20 be one when, the transformational structure 40 be one, when the diagonal brace 20 be two
During root, the transformational structure 40 is two.
Further, in order to strengthen the structural strength at the connecting node region 11, inside the steel core concrete column 10
To should connecting node region 11 be provided with some lateral stiffening ring flat-plates 12, some lateral stiffening ring flat-plates 12 are along concrete filled steel tube
The height bearing of trend of post 10 is spaced setting, and what the transformational structure 40 was located at the steel core concrete column 10 partially passes through part
Lateral stiffening ring flat-plate 12 is set.Specifically, the outer shroud of some lateral stiffening ring flat-plates 12 is welded on the steel core concrete column 10
On inwall, some lateral stiffening ring flat-plates 12 are the square ring flat-plate to match with the shape of steel core concrete column 10, and if should
Dry lateral stiffening ring flat-plate 12 is coaxially disposed with steel core concrete column 10, i.e. the center of each piece of lateral stiffening ring flat-plate 12 is common
Line is set.
, should if can not only utilize by the way of some lateral stiffening ring flat-plates 12 are set in steel core concrete column 10
Dry lateral stiffening ring flat-plate 12 strengthens the bonding strength of the diagonal brace and girder steel 30 and steel core concrete column 10, while can also utilize
Some lateral stiffening ring flat-plates 12 come reach diagonal brace and steel core concrete column 10 and girder steel 30 and steel core concrete column 10 it
Between carry out power transmission effect.
In the present embodiment, some lateral stiffening ring flat-plates 12 laterally add including the first lateral stiffening ring flat-plate and some second
Strength ring flat-plate, the first lateral stiffening ring flat-plate is located at the junction of transformational structure 40 and the outside wall surface of steel core concrete column 10, if should
Dry second lateral stiffening ring flat-plate is located at the transformational structure 40 and the junction of the internal face of steel core concrete column 10, and adjacent two
It is placed equidistant between block the second lateral stiffening ring flat-plate, positioned at the second lateral stiffening ring flat-plate to the first lateral stiffening ring flat-plate of top
The distance between be more than the distance between two piece of second adjacent lateral stiffening ring flat-plate.Using in the position that stress is concentrated by second
The spread configuration of lateral stiffening ring flat-plate is more intensive, and in the more scattered position of stress then by between the first lateral stiffening ring flat-plate
Every setting larger mode, it can effectively strengthen the bonding strength at stress concentrated position, and in the position that non-stress is concentrated
The setting of lateral stiffening ring flat-plate 12 is reduced, the steel plate for effectively reducing steel member uses, and then effectively reduces the overall structure of steel member
Part weight.
Further, some lateral stiffening ring flat-plates 12 include annular hollow portion 12c and rib 12d, the steel construction
Huge diagonal brace node structure 100 also include some first reinforcing bars 50, some first reinforcing bars 50 are located at steel core concrete column
10 inside, and be extended from the bottom of steel core concrete column 10 to the top of steel core concrete column 10.Some first steel
Muscle 50 is arranged in the annular hollow portion 12c of some lateral stiffening ring flat-plates 12, and is in along annular hollow portion 12c edge
Annular array is set.That is, when arranging some first reinforcing bars 50, can be by some first reinforcing bars 50 according to the transverse direction
Put more energy into ring flat-plate 12 annular hollow portion 12c shaped formation, and cause each first reinforcing bar 50 by being located at the lateral stiffening
On the annular hollow portion 12c of ring flat-plate 12 edge, above-mentioned concrete, Jin Erli are then poured in steel core concrete column 10 again
Reinforcing bar 50 is completely fixed in the annular hollow portion 12c of lateral stiffening ring flat-plate 12 with concrete.
Using the design that some first reinforcing bars 50 are set inside steel core concrete column 10, can utilize this some first
Reinforcing bar 50 bears the power between part diagonal brace and steel core concrete column 10, is held so as to effectively share the transformational structure 40
The power received, and then the integral thickness of transformational structure 40 can be reduced, so as to advantageously reduce the overall cost of whole steel member.
In addition, using by the annular hollow portion 12c of each first reinforcing bar 50 by being located at the lateral stiffening ring flat-plate 12
Design on edge, the positioning of the first reinforcing bar 50 in steel core concrete column 10 can be easy to fix, without additionally setting
Put stirrup the reinforcing bar 50 is fixed, reduce the use of stirrup, effectively reduce construction material cost, while also solve in steel
The problem of constructional difficulties of stirrup are set in pipe concrete column 10.
Further, some relief hole 12e are provided with the rib 12d of each piece of lateral stiffening ring flat-plate 12, should
Some relief hole 12e transversely put more energy into ring flat-plate 12 center it is arranged in a ring, be equipped with the second steel in each relief hole 12e
Muscle 60, and each second reinforcing bar is extended from the bottom of steel core concrete column 10 to top.Preferably, the relief hole
12e is circular hole, and relief hole 12e aperture is 40~60mm, in order to wear 40~60mm the second reinforcing bar 60.Can be with
Understand, in other embodiments, relief hole 12e aperture can also be set according to the diameter of the second reinforcing bar 60 of practice of construction
Put.
, can not only using the set-up mode that some relief hole 12e are set on the rib 12d of lateral stiffening ring flat-plate 12
Location base enough is provided for wearing for second reinforcing bar 60, while there can also be good pressure release to act on, to ensure in steel
In pipe concrete column 10 during placing concrete, relief hole 12e can effectively improve the coagulation near the lateral stiffening ring flat-plate 12
The pouring compactness of soil.In addition, by the way of second reinforcing bar 60 is set in relief hole 12e, can effectively using this
Two reinforcing bars 60 strengthen the anchorage effect of the lateral stiffening ring flat-plate 12 and concrete.
Further, can be in the annular of lateral stiffening ring flat-plate 12 when the column section of the steel core concrete column 10 is larger
Some 3rd reinforcing bars 71 and some composite spiral reinforcement stirrups 72 are additionally provided with hollow bulb 12c, some 3rd reinforcing bars 71 are along annular
Hollow bulb 12c center setting arranged in a ring, and each 3rd reinforcing bar 71 is from the bottom of steel core concrete column 10 to top
Portion is extended.Some composite spiral reinforcement stirrups 72 are bound round located at the outside of some 3rd reinforcing bars 71, and some compound spiral shells
Rotation stirrup 72 is sequentially arranged at intervals setting along the height bearing of trend of the 3rd reinforcing bar 71.
Using the 3rd reinforcing bar 71 of setting in the larger steel core concrete column 10 in section, and make it that the 3rd reinforcing bar 71 can
Used as temperature steel, the concrete so as to be effectively pointed to using the 3rd reinforcing bar 71 in steel core concrete column 10 is carried out
Constraint；In addition, being fixed using the composite spiral reinforcement stirrup 72, it can effectively strengthen the confinement effect of the 3rd reinforcing bar 71.
In the present embodiment, some vertical stiffeners 13 are additionally provided with inside the steel core concrete column 10, each piece vertical
Stiffener 13 is vertically arranged with each piece of lateral stiffening ring flat-plate 12, and each piece of vertical stiffener 13 is from concrete filled steel tube
The bottom of post 10 is extended to the top of steel core concrete column 10, and it is fixed be arranged in each piece of lateral stiffening ring flat-plate 12 plus
Strong portion 12d.That is, when setting some vertical stiffeners 13, can be first by some fixed placements of vertical stiffener 13
Inside steel core concrete column 10, then each piece of lateral stiffening ring flat-plate 12 is vertically welded on the vertical stiffener 13 again,
So as to realize being fixedly connected for the lateral stiffening ring flat-plate 12 and vertical stiffener 13.
By the way of some vertical stiffeners 13 are set inside steel core concrete column 10, this can be utilized vertically to add
Strength plate 13 and the reinforcing bar 50 that is arranged in annular hollow portion 12c are acted on drawing, so as to effectively solve the steel tube concrete of large volume
The situation that the outer wall for the steel core concrete column 10 that earth pillar 10 is likely to cause during fill concrete is heaved, reduce steel pipe and mix
The deformation of solidifying earth pillar 10, and then effectively ensure the construction reliability and its construction quality of steel core concrete column 10.
Further, the vertical stiffener 13 is 4 pieces, respectively the fixed reinforcement for being arranged in the lateral stiffening ring flat-plate 12 two-by-two
On portion 12d.Preferably, every two pieces of vertical stiffeners 13 be located in lateral stiffening ring flat-plate 12 along its length on rib
On 12d, and the spacing between two pieces of vertical stiffeners 13 on same level direction is equal.
Also referring to Fig. 1, Fig. 2 and Fig. 5, in the present embodiment, at least a diagonal brace 20 includes at least one block of web for this,
The transformational structure 40 includes at least one piece of change-over panel being correspondingly arranged with least one block of web, and each piece of change-over panel is respectively along each
The bearing of trend of block web extends from the steel core concrete column 10 to outside steel core concrete column 10, and is respectively and fixedly connected with each piece
On web.Specifically, in order to realize the intermal force to diagonal brace 20, the setting quantity of the transformational structure 40 and setting for the diagonal brace 20
It is corresponding to put quantity, i.e. when the diagonal brace 20 is one, the transformational structure 40 is one；When the diagonal brace 20 is two, this turn
Structure 40 is changed as two, by that analogy.Preferably, the diagonal brace 20 in the present embodiment is two, respectively the first diagonal brace 21 and the
Two diagonal braces 22, the transformational structure 40 also correspond to two, and respectively the first transformational structure 41 and the second transformational structure 42, this first
Transformational structure 41 is coated on the outside of first diagonal brace 21, and second transformational structure 42 is coated on the outside of second diagonal brace 22.
On the vertical center position along steel core concrete column 10, first transformational structure 41, the second transformational structure 42 respectively with steel pipe
Concrete column 10 connects the structure that Formation cross-section is shaped as approximate " K " font.
It is understood that in the present embodiment, the quantity of the girder steel 30 can be one, when the girder steel 30 is one,
The transformational structure 42 of first transformational structure 41 and second is symmetrical arranged with respect to the girder steel 30 respectively.Certainly, in other embodiments,
The girder steel 30 can also be more, such as two or three.When the girder steel 30 is three, three girder steels 30 are respectively the first steel
Beam, the second girder steel and the 3rd girder steel, first girder steel, the second girder steel and the 3rd girder steel are fixed in the outer of steel core concrete column 10
On wall, and first girder steel and the 3rd girder steel are symmetrical arranged with respect to second girder steel.Wherein, first girder steel may pass through this
One diagonal brace 21 and the first transformational structure 41 are set, and the 3rd girder steel may pass through the transformational structure 42 of the second diagonal brace 22 and second and set
Put.Now, inside the steel core concrete column 10, the phase for the opening position being connected positioned at first girder steel with steel rod concrete column 10
Spacing between adjacent two pieces of lateral stiffening ring flat-plates 12 is equal with the width of the first girder steel；Similarly, positioned at second girder steel and steel rod
Spacing between the adjacent two pieces of lateral stiffening ring flat-plates 12 for the opening position that concrete column 10 connects is equal with the width of the second girder steel；
Spacing between adjacent two pieces of lateral stiffening ring flat-plates 12 of the opening position connected positioned at the 3rd girder steel and steel rod concrete column 10
It is equal with the width of the 3rd girder steel.
Further, in order to meet the conversion requirements of power, an at least diagonal brace 20 is rectangle diagonal brace, the transformational structure
40 coated length on the length bearing of trend of the diagonal brace 20 depends primarily on active force and conversion of the transformational structure 40
The thickness of structure 40, for example, when the thickness of the transformational structure 40 is larger, and the active force being subject to is smaller, then the transformational structure 40
Coated length on the length bearing of trend of the diagonal brace 20 then can be smaller；And the thickness for working as the transformational structure 40 is smaller, and
When the active force being subject to is larger, then coated length of the transformational structure 40 on the length bearing of trend of the diagonal brace 20 then should be big
Some.Preferably, coated length of the transformational structure 40 on the length bearing of trend of the diagonal brace 20 is the diagonal brace 20 itself
The 1/4~4/5 of length.
Further, because the diagonal brace 20 is rectangle diagonal brace, therefore, each diagonal brace 20 includes two abdomens be arrangeding in parallel
Plate 23 and two blocks of flange plates 24 being connected between two blocks of webs 23, that is to say, that two blocks of webs 23 and two pieces of wings
The connection of listrium 24 forms hollow rectangular configuration.Power transmission is carried out between the diagonal brace 20 and steel core concrete column 10 in order to realize,
Each transformational structure 40 includes two pieces of change-over panels 43 be arrangeding in parallel, and two pieces of change-over panels 43 are respectively along corresponding setting
The bearing of trend of web 23 of diagonal brace 20 extend to outside steel core concrete column 10 in the steel core concrete column 10, and be fixed in this
On web 23.Specifically, two blocks of webs 23 of the diagonal brace 20 respectively the first web 23 and the second web 23, the transformational structure 40
Two pieces of change-over panels 43 be respectively the first change-over panel 43 and the second change-over panel 43, first change-over panel 43 is fixed in first web
On 23, second change-over panel 43 is fixed on second web 23.
Using the first abdomen being respectively and fixedly connected with the first change-over panel 43 of transformational structure 40 and the second change-over panel 43 in diagonal brace 20
Design method on the web 23 of plate 23 and second, the first change-over panel 43 and the second change-over panel 43 can be effectively utilized by the first web
23 and the second power between web 23 and steel core concrete column 10 carry out transmitting and converting so that the first web 23 and the second abdomen
Plate 23 can still be linked to be an entirety between steel core concrete column 10.
Further, two blocks of flange plates 24 have gap 24a between the outside wall surface of steel core concrete column 10, also
It is to say, when setting the diagonal brace 20, the outside wall surface of above-mentioned the first web 23 and the second web 23 with steel core concrete column 10
Welding, and two blocks of flange plates 24 then disconnect in the outside wall surface certain distance close to steel core concrete column 10.Using this side
Formula, it can be changed mainly due to the power of the diagonal brace 20 via the web 23 of the first web 23 and second to the He of the first change-over panel 43
On second change-over panel 43, therefore, now, two blocks of flange plates 24 can not directly contact with the outside wall surface of steel core concrete column 10,
So as to effectively simplify the way of node point connection zone, and then being capable of convenient construction.
It should learn, in order to realize the conversion of power, the thickness of the change-over panel 43 of the first change-over panel 43 and second should divide
Not Deng Yuhuolve great Yu the web 23 of the first web 23 and second thickness, and the change-over panel 43 of the first change-over panel 43 and second
Width should be respectively equal to or the width slightly larger than the web 23 of the first web 23 and second, in order to cover completely in the direction of the width
Cover first web 23 or second web 23 is completely covered, it is ensured that power transmission.
In the present embodiment, the gap 24a between two blocks of flange plates 24 and the outside wall surface of steel core concrete column 10 can be
10mm~300mm.That is, in Specific construction, as long as two blocks of flange plates 24 and the outside wall surface directly with steel core concrete column 10
Directly contact.Preferably, gap 24a can be 200mm, so as to convenient construction personnel construction when first web
23 and second web 23 be welded on steel core concrete column 10.It is understood that in other embodiments, gap 24a
Can be 20mm, 50mm, 80mm, 100mm, 150mm, 250mm or 300mm etc..
In the present embodiment, each piece of change-over panel 43 includes first connecting portion 43a, second connecting portion 43b and the 3rd company
Socket part 43c, first connecting portion 43a are located in the steel core concrete column 10, and affixed with the internal face of steel core concrete column 10.
That is, first connecting portion 43a is stretched into the steel core concrete column 10, and affixed with the rectangle internal face of steel core concrete column 10,
To realize the transformational structure 40 and the connection inside steel core concrete column 10.Specifically, it is perpendicular to include first by first connecting portion 43a
Straight flange 431 and with 431 first level side 432 connected vertically of the first vertical edge, first vertical edge 431 and steel core concrete column
10 internal face is affixed.For the ease of being risen to link position of first vertical edge 431 in the internal face of steel core concrete column 10
To positioning action, the setting of reduction weld seam and convenient construction, it is fixed to may be provided with first in the internal face of the steel core concrete column 10
Position groove, when first vertical edge 431 is stretched into steel core concrete column 10, it is first fixed that first vertical edge 431 can be sticked in this
In the groove of position, so as to realize the preliminary fixation of first vertical edge 431 and the internal face of the steel core concrete column 10.
Further, second connecting portion 43b is connected with first connecting portion 43a, and second connecting portion 43b mixes from steel pipe
To extending outside steel core concrete column 10 in solidifying earth pillar 10, and it is affixed with girder steel 30.That is, second connecting portion 43b stretches
It is affixed with girder steel 30 to go out the outside of steel core concrete column 10, is passed with realizing between girder steel 30 and steel core concrete column 10
Power, while the bonding strength between reinforced steel beam and girder 30 and steel core concrete column 10.Specifically, second connecting portion 43b includes the
Two vertical edges 433 and with second vertical edge 433, second horizontal sides 434 connected vertically, second horizontal sides 434 with this first
Horizontal sides 432 connect, and second horizontal sides 434 are conllinear with first level side 432, second vertical edge 433 and the girder steel 30
It is affixed.Preferably, can to stretch out the outside of steel core concrete column 10 for the ease of second vertical edge 433 affixed with girder steel 30,
For the steel core concrete column 10 with being provided with the second locating slot at the link position of the girder steel 30, second vertical edge 433 passes through should
Second locating slot is simultaneously welded on the girder steel 30, so as to realize second vertical edge 433 and the girder steel 30 and steel core concrete column
Fixation between 10.Using this setup, can not only realize to second vertical edge 433 and steel core concrete column 10 it
Between link position play positioning action, while be welded on steel core concrete column 10, reduce also without by the second vertical edge 433
The generation of weld seam, and then convenient construction.
Further, bearing of trends of the 3rd connecting portion 43c along web 23 is interior to steel pipe from steel core concrete column 10
Extend outside concrete column 10, and be coated on the outside of the web 23.Specifically, first connecting portion 43a also includes and the first water
It is flat while 432 be arranged in parallel the first connection while 435, second connecting portion 43b also includes be arrangeding in parallel with the second vertical edge 433
Second connection side 436, the 3rd connecting portion 43c include the 3rd connection when 437 and the 4th connect 438, the 3rd connection side 437
With first side 435 is connected to connect, and the 3rd connection while 437 and first connect while 435 between be arc transition, with reduction herein
Stress concentration.Further, since the 3rd connection side 437 is interior to the extension of steel core concrete column 10 from the steel core concrete column 10
Stretch, it is therefore, relative on the steel core concrete column 10 in order to facilitate the 3rd connection side 437 and the positioning of steel core concrete column 10
Should the 3rd connection side 437 be provided with the 3rd locating slot, the 3rd connection side 437 extend out to the steel pipe from the 3rd locating slot and mixed
Outside solidifying earth pillar 10, and it is finally fixed on the web 23.Preferably, in order to ensure the company of the 3rd connection side 437 and web 23
Compactness and reliability are connect, the 3rd connection side 437 is welded on the web 23 by the way of welding.
Further, the 4th connection while 438 and this second connection while 436 between in angle connect, the angle with should
Diagonal brace 20 is equal with respect to the inclination angle between the vertical center of the steel core concrete column 10.Specifically, the 4th 438, side of connection
Outside the steel core concrete column 10, the 4th connection side 438 is welded on the web 23 of the diagonal brace 20, to realize the 4th company
The being completely embedded property of edge fit 438 and the web 23.
Using aforesaid way, connected by first connecting portion 43a, the second connecting portion 43b and the 3rd that set the change-over panel 43
Socket part 43c is connected with the web 23 of steel core concrete column 10, girder steel 30 and diagonal brace 20 respectively, so as to realize diagonal brace 20 and steel pipe
The power between power and girder steel 30 and steel core concrete column 10 between concrete column 10 is transmitted, and is mixed so as to reduce steel pipe
The setting quantity of horizontal enforced loop plane and the thickness of horizontal enforced loop plane inside solidifying earth pillar 10, effectively reduce whole steel member
Overall weight, and construction technology is effectively optimized, reduce construction cost.
In the present embodiment, the huge diagonal brace node structure 100 of the steel construction is also located at connecting node region including some
The first peg 81 and the second peg 82 in 11, some first pegs 81 are fixedly arranged on the inwall of the steel core concrete column 10,
Some second pegs 82 are fixedly arranged in the transformational structure 40.Specifically, some first pegs 81 are fixedly arranged on the steel tube concrete
The opening position of the inwall of earth pillar 10 and the first connecting portion 43a of change-over panel 43, to strengthen the structural strength of the opening position.This is some
Two pieces of change-over panels 43 that second peg 82 is fixedly arranged on the transformational structure 40 are located on the position inside the steel core concrete column 10, with
Strengthen the structural strength of the opening position.
Preferably, some first pegs 81, some second pegs 82 are uniformly distributed shape in connecting node region 11
Into approximate " Y " character form structure.That is, some first pegs 81, some second pegs 82 are in connecting node region 11
Interior distribution shape is that the shape with the change-over panel 43 in the steel core concrete column 10 matches.
The huge diagonal brace node structure 100 for the steel construction that the embodiment of the present invention one provides, is rectangle by setting diagonal brace 20
Steel, and make it that the change-over panel quantity of transformational structure 40 is corresponding with the web quantity of rectangle diagonal brace, turn so as to realize to utilize
Change plate web and steel core concrete column are connected to form one, so as to be advantageous to strengthen the connection of diagonal brace and steel core concrete column 10
The structural strength of opening position, and then effectively ensure the power transmission between rectangle diagonal brace and steel core concrete column 10.
Embodiment two
Also referring to Fig. 6 and Fig. 7, the huge diagonal brace node structure 200 of the steel construction provided for the embodiment of the present invention two
Structural representation.The huge diagonal brace node structure 200 for the steel construction that the embodiment of the present invention two provides and the embodiment of the present invention one
It is in place of the difference of the huge diagonal brace node structure 100 of the steel construction of offer：
In the present embodiment, this at least a diagonal brace 20 is I-steel, each diagonal brace 20 include be arranged in parallel
Two blocks of flange plates 201 and the web 202 that is connected between two blocks of flange plates 201.Now, because the web 202 is only one
Block, therefore, the transformational structure 40 also only include one piece of change-over panel 401, and the bearing of trend of the change-over panel 401 along the web 202 is certainly
Extend in the steel core concrete column 10 to outside steel core concrete column 10, and be fixed on the web 202.
Further, in the present embodiment, location-plate 101 is additionally provided with the steel core concrete column 10, the location-plate 101
It is be arranged in parallel with the vertical centerline of steel core concrete column 10, and the internal face of the location-plate 101 and the steel core concrete column 10
Between there is spacing, the part that the change-over panel 401 is stretched into inside steel core concrete column 10 and the location-plate 101 are affixed.
It should learn, the diagonal brace 20 can also be H profile steel or C-type steel etc..
The huge diagonal brace node structure 200 for the steel construction that the embodiment of the present invention two provides, is applicable to different structure and shape
The diagonal brace 20 of shape, it is applied widely.
The huge diagonal brace node structure of steel construction provided in an embodiment of the present invention, turned by setting with what diagonal brace was correspondingly arranged
Structure is changed, and bearing of trend of the transformational structure along diagonal brace is extended from steel core concrete column to outside steel core concrete column,
And the outside of diagonal brace is coated on, so as to cause diagonal brace to be connected to form one with steel core concrete column using the transformational structure
Body, strengthen the structural strength of the link position of diagonal brace and steel core concrete column, without additionally setting the steel largely thickeied
Plate, effectively reduce overall cost.In addition, using above-mentioned set-up mode, diagonal brace and steel pipe can also be mixed using transformational structure
Play a part of transmitting power between solidifying earth pillar so that the power transmission between diagonal brace and steel core concrete column is definitely reliable.
Sum it up, the huge diagonal brace node structure of the steel construction of the present invention can effectively optimize the diagonal brace and steel tube concrete
The stress in the connecting node region between earth pillar, the design of the existing steel plate largely thickeied using setting is instead of, is effectively subtracted
The total quality of light whole huge diagonal brace node structure.Therefore, the overall structure of the huge diagonal brace node structure of the steel construction is made
Valency is cheaper compared to the way of increase steel plate and the thickness for increasing steel plate.
The huge diagonal brace node structure of steel construction disclosed in the embodiment of the present invention is described in detail above, herein
Apply specific case to be set forth the principle and embodiment of the present invention, the explanation of above example is only intended to help
Understand the method and its core concept of the present invention；Meanwhile for those of ordinary skill in the art, according to the thought of the present invention,
There will be changes in specific embodiments and applications, in summary, this specification content should not be construed as to this
The limitation of invention.
Claims (10)
- A kind of 1. huge diagonal brace node structure of steel construction, it is characterised in that includingSteel core concrete column, it is filled with concrete；An at least diagonal brace, each diagonal brace are affixed with the steel core concrete column；An at least girder steel, each girder steel are fixed in the steel core concrete column periphery；AndWith the transformational structure that at least a diagonal brace is correspondingly arranged, direction of the transformational structure along the diagonal brace is from the steel Extend in pipe concrete column to outside the steel core concrete column, and part is coated on the outside of the diagonal brace.
- 2. the huge diagonal brace node structure of steel construction according to claim 1, it is characterised in that an at least diagonal brace Including at least one block of web, the transformational structure includes at least one piece of change-over panel being correspondingly arranged with least one block of web, Each change-over panel respectively along the bearing of trend of each web from the steel core concrete column to the steel core concrete column Outer extension, and be respectively and fixedly connected with each web.
- 3. the huge diagonal brace node structure of steel construction according to claim 1 or 2, it is characterised in that described at least one Diagonal brace is rectangle steel, and each diagonal brace includes two webs be arrangeding in parallel and the both wings being connected between two webs Listrium, each transformational structure include two change-over panels that be arranged in parallel, each change-over panel prolonging along each web respectively Stretch direction from the steel core concrete column to outside the steel core concrete column to extend, and be fixed on each web；Wherein, each flange plate has gap between the outside wall surface of the steel core concrete column, and the gap is 10mm ~300mm；OrAn at least diagonal brace is I-steel, and each diagonal brace includes two flange plates be arrangeding in parallel and is connected to two institutes State the web between flange plate, the transformational structure includes the change-over panel being correspondingly arranged with the web, and the change-over panel is along institute The bearing of trend for stating web extends from the steel core concrete column to outside the steel core concrete column, and is fixed in the web On.
- 4. the huge diagonal brace node structure of steel construction according to claim 3, it is characterised in that each change-over panel wraps First connecting portion, second connecting portion and the 3rd connecting portion are included, the first connecting portion is located in the steel core concrete column, and with The internal face of the steel core concrete column is affixed, and the second connecting portion is connected with the first connecting portion, second connection Portion from the steel core concrete column to extending outside the steel core concrete column, it is and affixed with the girder steel；Described 3rd connects Bearing of trend of the socket part along the web extends from the steel core concrete column to outside the steel core concrete column, and is coated on The outside of the web.
- 5. the huge diagonal brace node structure of steel construction according to claim 4, it is characterised in that the first connecting portion bag Include the first vertical edge and mixed with first vertical edge first level side connected vertically, first vertical edge with the steel pipe The internal face of solidifying earth pillar is affixed；The second connecting portion include the second vertical edge and with second vertical edge the second horizontal sides connected vertically, described the Two horizontal sides are connected with the first level side, and second horizontal sides are conllinear with the first level side, and described second is perpendicular Straight flange and the girder steel are affixed.
- 6. the huge diagonal brace node structure of steel construction according to claim 5, it is characterised in that the first connecting portion is also Including, when first to be arranged in parallel is connected, the second connecting portion also includes and second vertical edge with the first level Be arranged in parallel second connection side, the 3rd connecting portion include the 3rd connection while and the 4th connection while, it is described 3rd connection side Be connected side connection with described first, and the 3rd connection when described first connects between be arc transition, the described 4th Connected between connecting when described second connects in angle.
- 7. the huge diagonal brace node structure of the steel construction according to claim 1,2,4 or 5, it is characterised in that the conversion Structure is two, respectively the first transformational structure and the second transformational structure, and the diagonal brace is two, respectively the first diagonal brace and the Two diagonal braces, first transformational structure are coated on the outside of first diagonal brace, and second transformational structure is coated on described The outside of two diagonal braces；Along along the vertical center position of the steel core concrete column, first transformational structure, second transformational structure and institute State the structure that steel core concrete column connection Formation cross-section is shaped as " K " font.
- 8. the huge diagonal brace node structure of steel construction according to claim 1, it is characterised in that an at least diagonal brace Set with the center line of the steel core concrete column in angle, the connection of at least a diagonal brace and the steel core concrete column Place and the junction of the girder steel and the steel core concrete column form connecting node region, the steel construction it is huge tiltedly Supportting node structure also includes some the first pegs and the second peg in connecting node region, and some first pegs are consolidated On the inwall of the steel core concrete column, some second pegs are fixedly arranged in the transformational structure.
- 9. the huge diagonal brace node structure of steel construction according to claim 8, it is characterised in that the steel core concrete column The corresponding connecting node region in inside is provided with some lateral stiffening ring flat-plates, and some lateral stiffening ring flat-plates are along the steel pipe The height bearing of trend of concrete column is spaced setting, and the transformational structure is located at the part inside the steel core concrete column Set through the part lateral stiffening ring flat-plate.
- 10. the huge diagonal brace node structure of steel construction according to claim 1, it is characterised in that described at least one tiltedly Support is rectangle diagonal brace, and coated length of the transformational structure on the length bearing of trend of the diagonal brace is the diagonal brace itself Length 1/4~4/5.
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| CN109339224A (en) * | 2018-12-05 | 2019-02-15 | 北京中外建建筑设计有限公司 | A kind of support node |
| CN113585458A (en) * | 2021-05-25 | 2021-11-02 | 安徽中亚钢结构工程有限公司 | Cross-shaped section column steel frame beam column assembly type node with space inclined strut |
| CN115095081A (en) * | 2022-06-28 | 2022-09-23 | 中建三局集团有限公司 | Manufacturing method and structure of section steel column with arc-shaped plates and giant diagonal bracing |
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|---|---|
| CN107675808B (en) | 2023-09-26 |
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