CN206707125U - Multilayer steel core concrete column inside and outside a kind of lattice - Google Patents
Multilayer steel core concrete column inside and outside a kind of lattice Download PDFInfo
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- CN206707125U CN206707125U CN201720443818.XU CN201720443818U CN206707125U CN 206707125 U CN206707125 U CN 206707125U CN 201720443818 U CN201720443818 U CN 201720443818U CN 206707125 U CN206707125 U CN 206707125U
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Abstract
The utility model discloses multilayer steel core concrete column inside and outside a kind of lattice, including some cell cubes connected up and down.Cell cube includes the outer and inner tube being coaxially disposed；Girder steel is welded by bracket and outer steel pipe outer wall, in the gap that two horizontal floors are in sustained height with the upper lower flange of bracket respectively and are welded between outer and inner tube；Lattice piece of putting more energy into vertically is welded between two horizontal floors, put more energy into lattice piece and inside and outside steel-pipe welding, is in steel beam web plate in same vertical plane；Sustained height is in lattice piece of putting more energy into, and some node areas lattice piece is vertically welded with the gap between outer and inner tube not relative with girder steel；Some interlayer lattice pieces are vertically welded with different from the sustained height for putting more energy into height residing for lattice piece, in the gap between outer and inner tube.Stress performance of the present utility model is good, high to the restriction ability of concrete, can eliminate shrinkage and creep problem existing for mass concrete, and structural reliability is high, and thickness of steel pipe can significantly reduce, and Site Welding difficulty is low.
Description
Technical field
Multilayer steel core concrete column inside and outside a kind of lattice is the utility model is related to, belongs to Large-diameter Steel pipe concrete column neck
Domain.
Background technology
Conventional large-diameter circular steel core concrete column is because its inner concrete cross-sectional area is big, concrete shrinkage and creep problem
More prominent, there is the trend peeled off in concrete with steel pipe inner wall.It is general according to detailing requiments and bearing capacity demand, thickness of steel pipe
More than 60mm need to be designed as, therefore this there is the problems such as Site Welding difficulty is larger, and welder's level requirement is higher.Currently for
The problems of large-diameter circular steel core concrete column, the solution of proposition mainly have two kinds：Reinforcing bar is set to mix using inside
The concrete-filled circular steel tube column and inside and outside two-layer compound concrete-filled circular steel tube column of solidifying core post.
It is a kind of most widely used column section type that inside, which sets the concrete-filled circular steel tube column of armored concrete stem, its
By setting steel reinforcement cage inside concrete-filled circular steel tube column, pouring reinforcement concrete stem shrinks Xu to alleviate mass concrete
Change problem.But it can be found that internally setting the way of armored concrete stem not delay effectively from actual implement
The problem of solving mass concrete shrinkage and creep, but also site operation be present and become cumbersome, steel core concrete column redundancy is low,
It is big that thickness of steel pipe thicker belts carry out Site Welding difficulty, it is less economical the problems such as.
Inside and outside two-layer compound concrete-filled circular steel tube column is by double-deck round steel pipe inside and outside setting, between inner tube and inner and outer pipes
Gap in casting concrete form double constraints, the problem of this way can alleviate mass concrete shrinkage and creep,
Increase redundancy, strengthen restriction ability.But it can be found that inside and outside round steel pipe can not effectively be coordinated to become from actual implement
Shape and cooperative bearing, outer steel pipe wall thickness can not reduce, and on-site hoisting and welding technique difficulty are all larger, less economical.
Utility model content
The purpose of this utility model is to provide multilayer steel core concrete column inside and outside a kind of lattice, and it is in axle power or moment of flexure
Compatible deformation under effect is good with cooperative bearing effect, and stress performance is good, high to the restriction ability of concrete, can eliminate large volume
Shrinkage and creep problem existing for concrete, structural reliability is high, and thickness of steel pipe can significantly reduce, and Site Welding difficulty is low, construction
Quality is easily guaranteed that, good economy performance.
To achieve these goals, the utility model employs following technical scheme：
Multilayer steel core concrete column inside and outside a kind of lattice, it is characterised in that：It includes some cell cubes connected up and down,
Wherein：Cell cube includes the inside and outside steel pipe being coaxially disposed；Girder steel is welded by bracket and outer steel pipe outer wall, two horizontal floors
In the gap for being in sustained height with the upper and lower edge of a wing of bracket respectively and being welded between inside and outside steel pipe；Two horizontal floors it
Between be vertically welded with lattice piece of putting more energy into, lattice piece of putting more energy into is in same vertical plane also with inside and outside steel-pipe welding with steel beam web plate
It is interior；Sustained height is in lattice piece of putting more energy into, and some sections are vertically welded with the gap between inside and outside steel pipe not relative with girder steel
Point area's lattice piece；On different from the sustained height for putting more energy into height residing for lattice piece, vertically it is welded with the gap between inside and outside steel pipe
Some interlayer lattice pieces.
The upper and lower end of the interior steel pipe stretches out the outer steel pipe, and the neighbouring interior steel pipe directly welds, up and down phase
The adjacent outer steel pipe is connected by reserved steel pipe.
From the axial direction of the inside and outside steel pipe, in lattice piece and the node of being put more energy into described in sustained height
Area's lattice piece and the interlayer lattice piece interlaced arrangement in other sustained height.
Separately it is coaxially disposed at least one interior steel pipe in the interior steel pipe, is carried out such as in the gap between two neighboring interior steel pipe
Lower setting：The relative position of lattice piece of being put more energy into described between the inside and outside steel pipe is equally welded with lattice piece of putting more energy into；With two
Lattice piece of putting more energy between interior steel pipe is in sustained height, and the position relative with the girder steel is not welded with some node areas vertically
Lattice piece；On different from the sustained height for putting more energy into height residing for lattice piece between two interior steel pipes, if being vertically welded with dried layer
Between lattice piece.
The lattice piece of putting more energy into can be the lacing of putting more energy into form X shapes, and node area lattice piece is node area lacing, described
Interlayer lattice piece is interlayer lacing.
The lattice piece of putting more energy into can be batten plate of putting more energy into, and node area lattice piece is node area batten plate, the interlayer lattice
Part is interlayer batten plate.
The utility model has the advantages that：
1st, compatible deformation and cooperative bearing effect of the utility model under axle power or Moment are good, greatly improve pair
The restriction ability of concrete, shrinkage and creep problem existing for mass concrete is eliminated, improve the superfluous of steel core concrete column
Remaining and reply extreme load ability, improve progressive collapse-resisting ability, and flexing, globality are not susceptible under press-bending effect
Well, high capacity, anti-seismic performance are superior.
2nd, in the utility model, batten plate, lacing construction including, on the basis of outer steel pipe mass concrete is carried out
More cuttings, allow steel and concrete preferably to couple, can substantially eliminate axle existing for mass concrete
Crept problem to radial contraction, peel off and disengage without having to worry about concrete and steel pipe walls, and the presence of batten plate, lacing does not interfere with
Concrete is poured and vibrated, and concrete pouring quality can be guaranteed.
3rd, the utility model steel using amount is few, in light weight, can save cost, be easy to construction hoisting.
4th, in the utility model, in the batten plate of node region and interlayer (or lacing) interlaced arrangement, the weldering of inside and outside steel pipe
Position interlaced arrangement up and down is stitched, substantially increases the stress performance and reliability of structure.
5th, inside and outside steel pipe of the present utility model connects to form overall structure by batten plate or lacing, is ensureing stress performance
On the premise of, inside and outside thickness of steel pipe can significantly reduce, and effectively reduce Site Welding difficulty, and construction quality easily ensures.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model first embodiment.
Fig. 2 is the Unit agent structure schematic diagram of the utility model first embodiment.
Fig. 3 is Fig. 1 A-A diagrammatic cross-sections.
Fig. 4 is Fig. 1 B-B diagrammatic cross-sections.
Fig. 5 is the structural representation of the utility model second embodiment.
Fig. 6 is the Unit agent structure schematic diagram of the utility model second embodiment.
Fig. 7 is Fig. 5 C-C diagrammatic cross-sections.
Fig. 8 is Fig. 5 D-D diagrammatic cross-sections.
Embodiment
As shown in Figures 1 to 8, multilayer steel core concrete column is some including what is be connected up and down inside and outside the utility model lattice
Cell cube 10, wherein：Cell cube 10 includes the inside and outside steel pipe 12,11 being coaxially disposed；Girder steel 50 passes through bracket 30 and outer steel pipe 11
Outer wall welds, and the upper and lower edge of a wing of bracket 30 is in sustained height, two horizontal floors 40 with the upper and lower edge of a wing of girder steel 50 respectively
In the gap for being in sustained height with the upper and lower edge of a wing of bracket 30 respectively and being welded between inside and outside steel pipe 12,11, girder steel 50 is logical
The connection crossed between bracket 30 and horizontal floor 40 and inside and outside steel pipe 12,11 belongs to technology known in the art, and girder steel 50 is bag
Include the steel I-beam of the upper and lower edge of a wing and web.Such as figure, lattice piece of putting more energy into vertically is welded between two horizontal floors 40, is added
Strength lattice piece also welds with inside and outside steel pipe 12,11, is in the web of girder steel 50 in same vertical plane；At lattice piece of putting more energy into
Some sections are vertically welded with gap between sustained height (height of node), inside and outside steel pipe 12,11 not relative with girder steel 50
Point area's lattice piece, node area lattice piece weld with inside and outside steel pipe 12,11；In the same height different from height residing for lattice piece of putting more energy into
On degree, some interlayer lattice pieces, interlayer lattice piece and inside and outside steel pipe are vertically welded with the gap between inside and outside steel pipe 12,11
12nd, 11 welding.
In actual design cell cube 10, such as Fig. 2 and Fig. 6, the upper and lower end of interior steel pipe 12 stretches out outer steel pipe 11, up and down phase
Adjacent interior steel pipe 12 directly welds, and neighbouring outer steel pipe 11 is by reserving the welding of steel pipe 20 and (such as Fig. 1 and figure of being connected
5), can see from Fig. 1 and Fig. 5, the weld seam between weld seam and upper and lower interior steel pipe 12 between upper and lower outer steel pipe 11 is in vertical side
It is staggered upwards.
From the axial direction of inside and outside steel pipe 12,11, normally, put more energy into lattice piece and node in sustained height
Area's lattice piece is uniform around axis, and the interlayer lattice piece in sustained height is uniform equally also around axis, especially, in same
Put more energy into lattice piece and node area lattice piece and the interlayer lattice piece interlaced arrangement in other sustained height of one height, are referred to
Fig. 3 and Fig. 4, and Fig. 7 and Fig. 8 understand.
In actual design, at least one interior steel pipe can be separately coaxially disposed in interior steel pipe 12, between two neighboring interior steel pipe
Gap in set as follows：The relative position of lattice piece of putting more energy between inside and outside steel pipe 12,11 is equally welded with lattice of putting more energy into
Component；This lattice piece of putting more energy between two interior steel pipes is in sustained height (height of node), not the portion relative with girder steel 50
Position is also vertically being welded with some node areas lattice piece, node area lattice piece and two interior steel-pipe weldings；Different from two interior steel
On the sustained height of height residing for lattice piece of putting more energy between pipe, be vertically welded with some interlayer lattice pieces, interlayer lattice piece with
Two interior steel-pipe weldings.
Similarly, in the gap between two neighboring interior steel pipe, from the axial direction of interior steel pipe, normally, place
Uniform around axis in put more energy into lattice piece and the node area lattice piece of sustained height, the interlayer lattice piece in sustained height is same
It is uniform also around axis, put more energy into lattice piece and node area lattice piece and the interlayer in other sustained height in sustained height
Lattice piece interlaced arrangement.And the height of some interior steel pipes in outer steel pipe 11 may be configured as it is identical or different, depending on practice of construction will
Depending on asking.
In the utility model, lattice piece of putting more energy into, node area lattice piece, interlayer lattice piece and interior steel pipe, the phase of outer steel pipe 11
Whether ribbed stiffener can be set in junction, set ribbed stiffener can be depending on analysis is calculated in practice.
In actual design, as shown in Figure 1 to Figure 4, lattice piece of putting more energy into can be the lacing 13 of putting more energy into form X shapes, node area lattice
Part can be node area lacing 140, and interlayer lattice piece can be interlayer lacing 14.Node area lacing 140 can be phase with interlayer lacing 14
Same lacing.Put more energy into lacing 13, node area lacing 140, interlayer lacing 14 can be that steel bar, reinforcing bar etc. be made.
Such as Fig. 5 to Fig. 8, lattice piece of putting more energy into can be batten plate 15 of putting more energy into, and node area lattice piece can be node area batten plate 160, layer
Between lattice piece can be interlayer batten plate 16.Node area batten plate 160 can be identical batten plate with interlayer batten plate 16.Put more energy into batten plate 15, node
Area's batten plate 160, interlayer batten plate 16 can be that steel plate etc. is made.Batten plate 15 of putting more energy into can be designed to than interlayer batten plate 16, node area batten plate
160 will height.
Fig. 2 shows the situation of the lacing 14 between height of node is respectively set from level to level up and down, and interlayer lacing 14 is connected to
It is inclined between inside and outside steel pipe 12,11 ends.Similarly, Fig. 6 is shown respectively is set from level to level up and down in height of node
Between batten plate 16 situation, interlayer batten plate 16 do not tilt, is horizontal.
In actual design, inside and outside steel pipe can use round steel pipe etc..
In actually implementing, after the completion of upper and lower cell cube 10 is spliced by reserved steel pipe 20, just casting concrete.Coagulation
After the completion of soil pours, concrete is via lattice piece of putting more energy into, node area lattice piece and interlayer lattice piece and the complete coupling of inside and outside steel pipe
Close, so as to effectively ensure that the overall performance of structure, total anti-seismic performance is superior, high capacity, node strength and rigidity
Design requirement can be met.
The utility model has the advantages that：
1st, compatible deformation and cooperative bearing effect of the utility model under axle power or Moment are good, greatly improve pair
The restriction ability of concrete, shrinkage and creep problem existing for mass concrete is eliminated, improve the superfluous of steel core concrete column
Remaining and reply extreme load ability, improve progressive collapse-resisting ability, and flexing, globality are not susceptible under press-bending effect
Well, high capacity, anti-seismic performance are superior.
2nd, in the utility model, batten plate, lacing construction including, on the basis of outer steel pipe mass concrete is carried out
More cuttings, allow steel and concrete preferably to couple, can substantially eliminate axle existing for mass concrete
Crept problem to radial contraction, peel off and disengage without having to worry about concrete and steel pipe walls, and the presence of batten plate, lacing does not interfere with
Concrete is poured and vibrated, and concrete pouring quality can be guaranteed.
3rd, the utility model steel using amount is few, in light weight, can save cost, be easy to construction hoisting.
4th, in the utility model, in the batten plate of node region and interlayer (or lacing) interlaced arrangement, the weldering of inside and outside steel pipe
Position interlaced arrangement up and down is stitched, substantially increases the stress performance and reliability of structure.
5th, inside and outside steel pipe of the present utility model connects to form overall structure by batten plate or lacing, is ensureing stress performance
On the premise of, inside and outside thickness of steel pipe can significantly reduce, and effectively reduce Site Welding difficulty, and construction quality easily ensures.
The technical principle described above for being the utility model preferred embodiment and its being used, for those skilled in the art
It is any based on technical solutions of the utility model basis in the case of without departing substantially from spirit and scope of the present utility model for member
On equivalent transformation, it is simple replace etc. it is obvious change, belong within scope of protection of the utility model.
Claims (8)
- A kind of 1. multilayer steel core concrete column inside and outside lattice, it is characterised in that：It includes some cell cubes connected up and down, its In：Cell cube includes the inside and outside steel pipe being coaxially disposed；Girder steel is welded by bracket and outer steel pipe outer wall, two horizontal floors point In the gap for not being in sustained height with the upper and lower edge of a wing of bracket and being welded between inside and outside steel pipe；Between two horizontal floors Lattice piece of putting more energy into vertically is welded with, lattice piece of putting more energy into is in same vertical plane also with inside and outside steel-pipe welding with steel beam web plate It is interior；Sustained height is in lattice piece of putting more energy into, and some sections are vertically welded with the gap between inside and outside steel pipe not relative with girder steel Point area's lattice piece；On different from the sustained height for putting more energy into height residing for lattice piece, vertically it is welded with the gap between inside and outside steel pipe Some interlayer lattice pieces.
- 2. multilayer steel core concrete column inside and outside lattice as claimed in claim 1, it is characterised in that：The upper and lower end of the interior steel pipe stretches out the outer steel pipe, and the neighbouring interior steel pipe directly welds, neighbouring The outer steel pipe is connected by reserved steel pipe.
- 3. multilayer steel core concrete column inside and outside lattice as claimed in claim 1, it is characterised in that：From the axial direction of the inside and outside steel pipe, in lattice piece and the node area lattice of being put more energy into described in sustained height Component and the interlayer lattice piece interlaced arrangement in other sustained height.
- 4. multilayer steel core concrete column inside and outside lattice as claimed in claim 1, it is characterised in that：Separately it is coaxially disposed at least one interior steel pipe in the interior steel pipe, is such as divided into the gap between two neighboring interior steel pipe Put：The relative position of lattice piece of being put more energy into described between the inside and outside steel pipe is equally welded with lattice piece of putting more energy into；With two interior steel Lattice piece of putting more energy between pipe is in sustained height, and the position relative with the girder steel is not welded with some node areas lattice vertically Part；On different from the sustained height for putting more energy into height residing for lattice piece between two interior steel pipes, some interlayer lattice are vertically welded with Component.
- 5. multilayer steel core concrete column inside and outside the lattice as any one of Claims 1-4, it is characterised in that：The lattice piece of putting more energy into, node area lattice piece, the interlayer lattice piece are connected with the interior steel pipe, the outer steel pipe Meet place and ribbed stiffener is set.
- 6. multilayer steel core concrete column inside and outside the lattice as any one of Claims 1-4, it is characterised in that：The lattice piece of putting more energy into is the lacing of putting more energy into form X shapes, and node area lattice piece is node area lacing, the interlayer lattice Component is interlayer lacing.
- 7. multilayer steel core concrete column inside and outside the lattice as any one of Claims 1-4, it is characterised in that：The lattice piece of putting more energy into is batten plate of putting more energy into, and node area lattice piece is node area batten plate, and the interlayer lattice piece is layer Between batten plate.
- 8. multilayer steel core concrete column inside and outside the lattice as any one of Claims 1-4, it is characterised in that：The inside and outside steel pipe is round steel pipe.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720443818.XU CN206707125U (en) | 2017-04-25 | 2017-04-25 | Multilayer steel core concrete column inside and outside a kind of lattice |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720443818.XU CN206707125U (en) | 2017-04-25 | 2017-04-25 | Multilayer steel core concrete column inside and outside a kind of lattice |
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| CN206707125U true CN206707125U (en) | 2017-12-05 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111255959A (en) * | 2020-04-27 | 2020-06-09 | 上海建工集团股份有限公司 | Precast concrete water service pipe and preparation method thereof |
-
2017
- 2017-04-25 CN CN201720443818.XU patent/CN206707125U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111255959A (en) * | 2020-04-27 | 2020-06-09 | 上海建工集团股份有限公司 | Precast concrete water service pipe and preparation method thereof |
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