CN105442756B - A kind of combined special-shaped column, the structural system and its construction method for being equipped with the post - Google Patents
A kind of combined special-shaped column, the structural system and its construction method for being equipped with the post Download PDFInfo
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- CN105442756B CN105442756B CN201510936743.4A CN201510936743A CN105442756B CN 105442756 B CN105442756 B CN 105442756B CN 201510936743 A CN201510936743 A CN 201510936743A CN 105442756 B CN105442756 B CN 105442756B
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C3/00—Structural elongated elements designed for load-supporting
- E04C3/30—Columns; Pillars; Struts
- E04C3/36—Columns; Pillars; Struts of materials not covered by groups E04C3/32 or E04C3/34; of a combination of two or more materials
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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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Abstract
The present invention relates to a kind of combined special-shaped column, the structural system and its construction method of the post are equipped with, suitable for the technical field of architectural engineering.According to the combined special-shaped column of the present invention, including a steel pipe (1) and at least two H profile steels (2), concrete (12) has been poured in steel pipe (1), connected between steel pipe (1) and H profile steel (2) by connector (3), peripheral direction order of the H profile steel (2) along steel pipe (1) is arranged.It is connected according to the structural system of the present invention, including combined special-shaped column and truss structure, the H profile steel limb and concrete filled steel tube limb of combined special-shaped column with truss structure.The structure can meet the bearing requirements of vertical load and lateral load simultaneously, and the lateral force resistance that can be greatly enhanced structural system is horizontal.According to the construction method of the structural system of the present invention, its step is simple, assembling is quick, meets the modular requirement of building structure well.
Description
Technical field
The present invention relates to a kind of combined special-shaped column, the structural system and its construction method of the post are equipped with, suitable for building
The technical field of engineering.
Background technology
Building industrialization refers to the big industrial mode of production by the manufacture of modernization, transport, installation and scientific management
To replace the handicraft mode of production disperse in traditional architecture industry, low-level, inefficient, its outstanding feature is architectural design
Standardization, component and fitting production plant, mechanization of building operation and organization and administration are scientific.With China's economic society development and
Construction industry demographic dividend fades out, and China's novel building industrializes " opportunity period " for having come into development.Steel building has
There is the characteristics of " light, fast, good, province ", be best suitable for building industrialization and build.
At present, the several steel structure system building for meeting building industrialization manufacturing feature has been formed, such as：Light-duty industrial factory
Light-weighted steel portal frame building, the grid structure of bolt-sphere joints building in room, but the industrialization of suitable multi-rise building,
Assembling building system is still rare.Bolt-weld joint, this connected mode skill are generally used in the connection of multi-rise building beam-column
Art is ripe, but there is also：On-the-spot welding, work with torches bring potential safety hazard；Work high above the ground welding quality is difficult to ensure that；Site welding
It is big to connect workload, speed of application is greatly affected；Welding quality is larger by such environmental effects, the unfavorable bar such as rain, snow, strong wind
Can not the problems such as operation under part.
On the other hand, the structural system commonly used in steel building has steel frame structural system, steel frame supporting structure
System, steel frame shear wall structure system and steel frame core wall structure system etc., steel frame part need to bear gravity simultaneously
Load and lateral load.Gravity laod caused internal force in component is added to linear increase, lateral load with structure height
(wind load, geological process) caused internal force in component is added to non-linear growth with structure height, in steel-frame structure,
Because frame column needs to bear gravity laod and lateral load simultaneously, the standardization of structural system is difficult to realize.
Therefore, building industrialization development trend is complied with, develops and is adapted to the assembling type steel structure system of multi-rise building to turn into
The technical barrier of those skilled in the art's urgent need to resolve.
Applicant proposes a kind of combination of steel-concrete in Publication No. CN105064612A application for a patent for invention
Special-Shaped Column, including honeycomb compound section, insulation material, vertical muscle, stirrup and concrete；Wherein, honeycomb compound section is by several
The T-steel and round steel pipe for setting hole are welded, and insulation material is laid in the outside of honeycomb compound section, and vertical ledges is located at
The circumferential outside in honeycomb compound section, stirrup hoop are wrapped in honeycomb compound section, thermal insulating material on the outside of vertical muscle outside concreting
The outside of material, vertical muscle and stirrup, and be filled in round steel pipe, finally constitute steel-concrete combined special-shaped column.
Publication No. CN204126127U utility model patent proposes a kind of combined post of concrete filled steel tube, includes
Steel pipe, the outside of steel pipe are provided with some T-steels or U-steel, and the shaped steel is arranged in parallel with steel pipe, the web and steel pipe of shaped steel
Welding；The steel pipe inner wall prolongs short transverse and is provided with shear stud, while concrete is cast with steel pipe, the shear stud
It is connected with steel pipe by the concrete.
Publication No. CN202401666U utility model patent proposes a kind of press-bending Separated type combination Special-Shaped Column, it is intended to
The Subjected To Combined Axial Loading And Bending Carrying Capacity of post is efficiently solved, avoids defect caused by existing structure, it is safe, economical, real in guarantee
With and it is attractive in appearance on the premise of, can be achieved structure maximum comprehensive effect.It includes the core coagulation by steel pipe and perfusion in the inner
The concrete filled steel tubular member that soil is formed, concrete filled steel tubular member external symmetry are provided with the T-steel extended along length of steel pipe direction
Component, Steel section member form a fixed connection with steel pipe.
From above-mentioned press-bending Separated type combination Special-Shaped Column disclosed in the prior art, it is all by by T-steel or groove
The outside that shaped steel is connected to steel pipe is formed, and the part for now playing lateral force resistance effect is the top horizontal steel of T-steel or U-steel
Plate, it is clear that it is poor that it bears the ability of side force.Therefore, need in the prior art one kind bear side force performance it is more preferable and
The structure type for the combined special-shaped column being easily assembled.
The content of the invention
The present invention is in order to solve the above-mentioned problems in the prior art, there is provided a kind of combined special-shaped column, is equipped with this
The structural system and its construction method of post.According to the combined special-shaped column of the present invention and assemble the structural system of the post can be very big
Ground raising lateral force resistance is horizontal, and its construction procedure is simple, assembling is quick, can be well adapted for wanting for building standardization
Ask.
The first aspect of the present invention is related to a kind of combined special-shaped column, including a steel pipe and at least two H profile steels, in steel pipe
Concrete has been poured, has been connected between steel pipe and H profile steel by connector, peripheral direction order of the H profile steel along steel pipe is arranged.It is excellent
Selection of land, the cross sectional shape of steel pipe is circular or polygon；Steel pipe is connected to web and/or the edge of a wing of H profile steel by connector, even
Fitting is vertical with the web of H profile steel and/or the edge of a wing or out of plumb；Connector is the connector of flat shape and/or bent.
The second aspect of the present invention is related to a kind of structural system for being equipped with combinations thereof Special-Shaped Column, including combined special-shaped column
And truss structure, truss structure include space truss and/or plane girder；The H profile steel limb and concrete filled steel tube of combined special-shaped column
Limb is connected with truss structure.Preferably, space truss is made up of double top booms, lower boom and web member, plane girder by top boom,
Lower boom and web member composition, the H profile steel limb of the double top booms and combined special-shaped column of space truss are connected using welding and/or bolt
Connect, the lower boom of space truss and the concrete filled steel tube limb of combined special-shaped column are using welding and/or bolt connection；Plane girder
The H profile steel limb of top-bottom chord and combined special-shaped column is using welding and/or bolt connection.
Preferably, combined special-shaped column includes L-type combined special-shaped column, and L-type combined special-shaped column includes a steel pipe and two H types
Steel, two H profile steels are arranged at an angle of 90 around steel pipe, and steel pipe is vertically connected on the abdomen of two H profile steels by a connector respectively
On plate, the ratio of the length of the diameter of steel pipe, the height of H profile steel and connector is 1: 0.5-5: 0.2-2, connector and H profile steel
Web link position the height of H profile steel is divided into 1: 1-3 two parts.
Preferably, combined special-shaped column also includes the different in nature post of yi word pattern combination, and yi word pattern, which combines different in nature post, includes a steel pipe
With two H profile steels, two H profile steels arrange that steel pipe is vertically connected on two by a connector respectively around steel pipe into 180 degree
On the web of H profile steel, the ratio of the length of the diameter of steel pipe, the height of H profile steel and connector is 1: 0.5-5: 0.2-2, connection
The height of H profile steel is divided into 1: 1-3 two parts by the link position of part and the web of H profile steel.
Preferably, combined special-shaped column also includes T-shaped combined special-shaped column, including a steel pipe and three H profile steels, three H types
Steel arranges that steel pipe is vertically connected on the web of three H profile steels by a connector respectively, steel pipe around steel pipe into T fonts
Diameter, the height of H profile steel and the ratio of length of connector be 1: 0.5-5: 0.2-2, the company of the web of connector and H profile steel
Connect two parts that the height of H profile steel is divided into 1: 1-3 by position.
Preferably, combined special-shaped column also includes cross combined special-shaped column, and cross combined special-shaped column includes a steel pipe
With four H profile steels, four H profile steels are vertically connected on four by a connector respectively around 90 degree of steel pipe interval arrangement, steel pipe
On the web of individual H profile steel, the ratio of the length of the diameter of steel pipe, the height of H profile steel and connector is 1: 0.5-5: 0.2-2, even
The height of H profile steel is divided into 1: 1-3 two parts by the link position of fitting and the web of H profile steel.
Preferably, the concrete in steel pipe is self-compacting concrete, by portland cement, flyash, particle diameter 5-10mm
Cobble, particle diameter be 3-5mm sand gravel, water reducer, a diameter of 0.5-1mm steel fibre, getter and water according to mass ratio
It is equal for 1: 0.32-0.37: 0.21-0.25: 0.15-0.17: 0.08-0.1: 0.1-0.15: 0.03-0.05: 0.23-0.26 mixing
It is even to be made.
The third aspect of the present invention is related to a kind of construction method of structural system as described above, it is characterised in that including
Following steps：
1) connecting plate is connected with steel pipe and H profile steel to the coupled column of type needed for obtaining in factory；
2) fixed Combination post is installed at the construction field (site)；
3) space truss and/or plane girder are lifted and is sequentially connected with the H profile steel limb of coupled column and concrete filled steel tube limb；
4) casting concrete in the steel pipe of coupled column, obtain being equipped with the structure of combined special-shaped column after maintenance hardening
System.
Preferably, the step of being additionally included in H profile steel, steel pipe and connector surface outsourcing Fireproof concrete.
The advantage of concrete filled steel tube and H profile steel is taken full advantage of in the technical scheme of the application, in structural system and component
Aspect realizes vertical load-bearing and the separation of lateral force resistance, has reasonable stress, processing and fabricating simplicity, flexible arrangement, standardization
The many advantages such as degree height, there is preferable popularizing application prospect.
Brief description of the drawings
Fig. 1 is the schematic diagram of the first embodiment of the L-type combined special-shaped column of the present invention.
Fig. 2 is the schematic diagram of the first embodiment of the yi word pattern combined special-shaped column of the present invention.
Fig. 3 is the schematic diagram of the first embodiment of the T-shaped combined special-shaped column of the present invention.
Fig. 4 is the schematic diagram of the first embodiment of the cross combined special-shaped column of the present invention.
Fig. 5 is the schematic diagram of the other embodiment of the class L-type combined special-shaped column of the present invention.
Fig. 6-7 is the schematic diagram of the other embodiment of the L-type combined special-shaped column of the present invention.
Fig. 8-10 is the schematic diagram of the other embodiment of the yi word pattern combined special-shaped column of the present invention.
Figure 11 is the schematic diagram of the other embodiment of the T-shaped combined special-shaped column of class of the present invention.
Figure 12-13 is the schematic diagram of the other embodiment of the T-shaped combined special-shaped column of the present invention.
Figure 14-15 is the schematic diagram of the other embodiment of the cross combined special-shaped column of the present invention.
Figure 16 is the signal for the first structural system for being equipped with L-type of the invention, yi word pattern and T-shaped combined special-shaped column
Figure.
Figure 17 is the signal for being equipped with the L-type, second of structural system of T-shaped and cross combined special-shaped column of the present invention
Figure.
Figure 18 is L-type, yi word pattern, the third structural system of T-shaped and cross combined special-shaped column for being equipped with the present invention
Schematic diagram.
Figure 19 be the present invention connector possible embodiment schematic diagram, respectively continuous steel plate, perforated steel plate, angle
Steel splice plate and bending steel plate.
Figure 20 is the schematic diagram according to a part for the structural system of the present invention.
Figure 21 is the schematic diagram according to the structure type of the space truss of the present invention.
Embodiment
For the object, technical solutions and advantages of the present invention are more clearly understood, below in conjunction with accompanying drawing to the present invention
Embodiment be described in detail.It should be noted that in the case where not conflicting, in the embodiment and embodiment in the application
Feature can mutually be combined.
According to the combined special-shaped column of the present invention, including a H profile steel 2 of steel pipe 1 and at least two, poured in steel pipe 1 mixed
Solidifying soil 12, is connected between steel pipe 1 and H profile steel 2 by connector 3, and peripheral direction order of the H profile steel 2 along steel pipe 1 is arranged.Root
According to needs, the cross sectional shape of steel pipe can be circular, polygon；Steel pipe can be connected to by connector H profile steel web and/
Or the edge of a wing, connector can vertical or out of plumb with the web of H profile steel and/or the edge of a wing；Connector can be flat shape and/or curved
Shape is rolled over, the form of such as Y shaped bracket can also be formed, the quantity of the connector between each steel pipe and H profile steel can be one
More than；When the quantity of connector is more than one, its can and/or asymmetric arrangement symmetrical on H profile steel or steel pipe, its length
Can be with equal or unequal；H profile steel can symmetrically or non-symmetrically arrange that multiple H profile steel compartment of terrains are arranged in steel pipe on steel pipe
Around, the interval between adjacent H profile steel can be with equal or unequal；Steel pipe can exceed H profile steel size range beyond or
Person is located within its size range, and the size of multiple H profile steels can be with equal or unequal.As shown in figure 19, wherein connector can
In the form of using continuous steel plate, perforated steel plate, angle splice joint plate or bending steel plate.Between connector and steel pipe and H profile steel
Connected mode can be welding and/or bolt connection.
As shown in figure 1, combined special-shaped column therein includes a round steel pipe and two H profile steels, two H profile steels surround steel
Pipe is arranged at an angle of 90, and forms L-type combined special-shaped column.As shown in Fig. 2 combined special-shaped column therein includes a round steel pipe and two
Individual H profile steel, two H profile steels are arranged around steel pipe into 180 degree, form yi word pattern combined special-shaped column.As shown in figure 3, therein group
Closing Special-Shaped Column includes a round steel pipe and three H profile steels, and three H profile steels are arranged around steel pipe into T fonts, form T-shaped combination
Special-Shaped Column.As shown in figure 4, combined special-shaped column therein includes a round steel pipe and four H profile steels, four H profile steels surround steel
90 degree of pipe interval arrangement, forms cross combined special-shaped column.As shown in figure 5, combined special-shaped column therein includes a square bar
Pipe and two H profile steels, two H profile steels pass through one and two connectors respectively around steel pipe into 120 degree of arrangements, two H profile steels
It is connected with steel pipe, one of connector is bent and is connected to the edge of a wing of H profile steel.As shown in fig. 6, combination therein is different
Shape post includes a round steel pipe and two H profile steels, and two H profile steels are arranged at an angle of 90 around steel pipe and respectively by three and two
Individual connector is connected with steel pipe.As shown in fig. 7, combined special-shaped column therein includes a hexagon steel pipe and two H profile steels, two
Individual H profile steel is arranged at an angle of 90 around steel pipe, and one of H profile steel passes through Y shaped bracket and bent connector and fastener for connection.Such as
Shown in Fig. 8, combined special-shaped column therein includes an octagon steel pipe and two H profile steels, and two H profile steels surround steel pipe into 180
Degree arrangement, steel pipe is located at beyond the size range of H profile steel, and connector is vertical with the web of H profile steel or out of plumb.As shown in figure 9,
Combined special-shaped column therein includes a rectangular steel tube and two H profile steels, and two H profile steels are arranged around steel pipe into 180 degree, square
Planes align of the bottom surface of steel pipe where with the lower flange of two H profile steels.As shown in Figure 10, combined special-shaped column therein includes one
Individual round steel pipe and two H profile steels, two H profile steels arrange that each H profile steel passes through a linear around steel pipe into 180 degree
Connector and a bent connector are connected with the web of H profile steel and the edge of a wing respectively.As shown in figure 11, it is therein combined special-shaped
Post includes a rectangular steel tube and three H profile steels, and three H profile steels are arranged around steel pipe with the interval angles not waited mutually.Such as figure
Shown in 12-13, combined special-shaped column therein includes a round steel pipe and three H profile steels, and three H profile steels surround steel pipe into T words
Type is arranged, forms T-shaped combined special-shaped column, connector may be coupled to the edge of a wing and/or the web of H profile steel.As shown in figs. 14-15,
Combined special-shaped column therein includes a round steel pipe and four H profile steels, and four H profile steels are around 90 degree of steel pipe interval arrangement, shape
Into cross combined special-shaped column, the size of H profile steel can be with identical or differ.
Preferably, the concrete poured in steel pipe is self-compacting concrete, and it is by portland cement, flyash, particle diameter
5-10mm cobble, sand gravel, water reducer, a diameter of 0.5-1mm steel fibre, getter and the water that particle diameter is 3-5mm according to
Mass ratio is 1: 0.32-0.37: 0.21-0.25: 0.15-0.17: 0.08-0.1: 0.1-0.15: 0.03-0.05: 0.23-0.26
It is well mixed to be made.During construction, first by portland cement, flyash, cobble, sand gravel, steel fibre and water according to above-mentioned quality
Stirred than adding in concrete mixer truck, then after the scene of pouring adds the water reducer of respective quality and getter stirs
It can be poured into steel pipe.
The embodiment 1 of self-compacting concrete, its cobble for being 5-8mm by portland cement, flyash, particle diameter, particle diameter are
3-4mm sand gravel, water reducer, a diameter of 0.8-1mm steel fibre, getter and water is 1: 0.33: 0.21 according to mass ratio:
Well mixed be made at 0.15: 0.1: 0.15: 0.04: 0.25.
The embodiment 2 of self-compacting concrete, its cobble for being 7-10mm by portland cement, flyash, particle diameter, particle diameter are
4-5mm sand gravel, water reducer, a diameter of 0.8-1mm steel fibre, getter and water is 1: 0.35: 0.25 according to mass ratio:
Well mixed be made at 0.15: 0.1: 0.13: 0.03: 0.26.
The embodiment 3 of self-compacting concrete, its cobble for being 5-10mm by portland cement, flyash, particle diameter, particle diameter are
3-5mm sand gravel, water reducer, a diameter of 0.5-0.8mm steel fibre, getter and water is 1: 0.37 according to mass ratio:
Well mixed be made at 0.24: 0.15: 0.1: 0.14: 0.05: 0.24.
The embodiment 4 of self-compacting concrete, its cobble for being 5-10mm by portland cement, flyash, particle diameter, particle diameter are
3-5mm sand gravel, water reducer, a diameter of 0.5-1mm steel fibre, getter and water peace is 1: 0.32: 0.22 according to mass ratio:
Well mixed be made at 0.16: 0.1: 0.14: 0.04: 0.26.
Figure 16 is the schematic diagram of the first preferred embodiment of the structural system for being equipped with the combined special-shaped column of the present invention.
As shown in figure 16, the structural system includes combined special-shaped column, space truss 100 and plane girder 200, wherein space truss 100
Arranged direction for laterally, perpendicular direction is longitudinal direction.It should be noted that in the present invention it is horizontal and vertical simply be
The relative concept that can be exchanged that clearly demonstrates technical scheme and introduce.But for the needs that describe of the present invention, herein
Horizontal direction in Figure 16-18 is referred to as longitudinal direction, vertical direction is referred to as laterally.Certainly, this restriction should not be construed as to it
The restriction of protection domain, and merely to the needs of description.
Preferably, in the present embodiment, space truss is made up of double top booms, lower boom and web member, chord member and web member
Can be the one or more in H profile steel, double angle, round steel pipe, rectangular steel pipe or concrete filled steel tube；Chord member and web member are using weldering
Connect in succession.Plane girder can be made up of top boom, lower boom and web member, and chord member and web member can be H profile steel, double angle, circle
One or more in steel pipe, rectangular steel pipe or concrete filled steel tube；Chord member and web member, which use, to be welded to connect.In Figure 16 embodiment party
In formula, H profile steel limb and concrete filled steel tube limb and the space truss of combined special-shaped column are connected to form transverse frame, fore-and-aft plane truss
Longitudinal framing is connected to form with the H profile steel limb in combined special-shaped column.Double top booms of space truss and yi word pattern combined special-shaped column
20 double H-type steel limb uses welding and/or bolt connection, the lower boom of space truss and the steel pipe of yi word pattern combined special-shaped column 20
Concrete limb is using welding and/or bolt connection；The top-bottom chord of plane girder and yi word pattern, L-type and T-shaped combined special-shaped column
H profile steel limb is using welding and/or bolt connection.
In this embodiment, the steel pipe limb of combined special-shaped column is primarily subjected to vertical load, and H profile steel limb is primarily subjected to laterally
Load.Both co-ordinations cause the load-carrying properties of the structural system more to optimize, and can bear bigger lateral load.
In the structural system, combined special-shaped column includes three kinds of different structure types according to the difference of its set location,
Respectively as illustrated in fig. 1-3.Fig. 1-3 respectively illustrates L-type combined special-shaped column 10, yi word pattern combined special-shaped column 20 and T-shaped combination
The schematic diagram of the possible embodiment of Special-Shaped Column 30.It should be noted that the combined special-shaped column in the structural system is not limited to
Situation in Fig. 1-3.As described above and as shown in Fig. 1-15, the combined special-shaped column of all kinds and arrangement can basis
It is actually needed and is used in the structural system of the present invention.
L-type combined special-shaped column as shown in Figure 1, including a steel pipe 1 and two H profile steels 2, two H profile steels surround steel pipe
It is arranged at an angle of 90, steel pipe 1 is vertically connected on the web of two H profile steels 2 by a connector 3 respectively, has been poured in steel pipe 1
Concrete 12.Preferably, the diameter of steel pipe, the height (web adds the total height on two edges of a wing, similarly hereinafter) of H profile steel and connector
The ratio of length is 1: 0.5-5: 0.2-2, and the height of H profile steel is divided into 1 by the link position of connector 3 and the web of H profile steel 2:
1-3 two parts.More preferably, the ratio of the length of the diameter of steel pipe, the height of H profile steel and connector is 1: 1.5: 1, connector
3 are divided into the height of H profile steel with the link position of the web of H profile steel 21: 1 two parts.
Yi word pattern as shown in Figure 2 combines different in nature post, including a steel pipe 1 and two H profile steels 2, two H profile steels surround
Steel pipe arranges that steel pipe 1 is vertically connected on the web of two H profile steels 2 by a connector 3 respectively, in steel pipe 1 into 180 degree
Concrete 12 is poured.Preferably, the ratio of the length of the diameter of steel pipe, the height of H profile steel and connector is 1: 0.5-5:
The height of H profile steel is divided into 1: 1-3 two parts by the link position of 0.2-2, connector 3 and the web of H profile steel 2.More preferably, steel
The ratio of the length of the diameter of pipe, the height of H profile steel and connector is 1: 1.5: 1, the connection of connector 3 and the web of H profile steel 2
The height of H profile steel is divided into 1: 1 two parts by position.
T-shaped combined special-shaped column as shown in Figure 3, including a steel pipe 1 and three H profile steels 2, three H profile steels surround steel
Pipe arranges that steel pipe 1 is vertically connected on the web of three H profile steels 2 by a connector 3, poured in steel pipe 1 respectively into T fonts
Concrete 12 is built.Preferably, the ratio of the length of the diameter of steel pipe, the height of H profile steel and connector is 1: 0.5-5: 0.2-
2, the height of H profile steel is divided into 1: 1-3 two parts by the link position of the web of connector 3 and H profile steel 2.More preferably, steel pipe
The ratio of the length of diameter, the height of H profile steel and connector is 1: 1.5: 1, the link position of connector 3 and the web of H profile steel 2
The height of H profile steel is divided into 1: 1 two parts.
However, the arrangement shape shown in Figure 16 is not limited to according to the structural system for being equipped with combined special-shaped column of the present invention
Formula.Figure 17 and 18 respectively illustrates second and the third embodiment for the structural system for being equipped with the combined special-shaped column of the present invention
Schematic diagram.Cross combined special-shaped column 40 as shown in Figure 4 is contained in Figure 17.The cross combined special-shaped column 40 includes
One steel pipe 1 and four H profile steels 2, four H profile steels pass through a connector 3 respectively around 90 degree of steel pipe interval arrangement, steel pipe 1
It is vertically connected on the web of four H profile steels 2, concrete 12 has been poured in steel pipe 1.Preferably, the diameter of steel pipe, H profile steel
The ratio of height and the length of connector is 1: 0.5-5: 0.2-2, and the link position of the web of connector 3 and H profile steel 2 is by H types
The height of steel is divided into 1: 1-3 two parts.More preferably, the ratio of the length of the diameter of steel pipe, the height of H profile steel and connector is
1: 1.5: 1, the height of H profile steel is divided into 1: 1 two parts by the link position of the web of connector 3 and H profile steel 2.
In fig. 17, the structural system includes combined special-shaped column and plane girder 200, and combined special-shaped column therein includes L
Type, T-shaped and cross combined special-shaped column.As described above, plane girder can be made up of top boom, lower boom and web member, chord member
Can be the one or more in H profile steel, double angle, round steel pipe, rectangular steel pipe or concrete filled steel tube with web member；Chord member and web member
Using being welded to connect.Preferably, in the embodiment in fig. 17, the top-bottom chord of plane girder and L-type, T-shaped and cross group
The H profile steel limb for closing Special-Shaped Column is connected by screw bolts or welded.
In figure 18, the structural system includes combined special-shaped column, space truss 100 and plane girder 200, combination therein
Special-Shaped Column includes L-type, yi word pattern, T-shaped and cross combined special-shaped column.As described above, space truss is by double top booms, lower boom
Formed with web member, chord member and web member can be one kind in H profile steel, double angle, round steel pipe, rectangular steel pipe or concrete filled steel tube or
It is a variety of；Chord member and web member, which use, to be welded to connect.Plane girder can be made up of top boom, lower boom and web member, chord member and web member
Can be the one or more in H profile steel, double angle, round steel pipe, rectangular steel pipe or concrete filled steel tube；Chord member and web member are using weldering
Connect in succession.Preferably, in Figure 18 embodiment, double top booms of space truss and the double H-type of yi word pattern combined special-shaped column
Steel limb is connected by screw bolts or welded, and the lower boom of space truss uses spiral shell with the concrete filled steel tube limb of yi word pattern combined special-shaped column
Tether and connect or weld；Or H profile steel limb of the double top booms and lower boom of space truss with cross combined special-shaped column uses
Bolt connection or welding.The top-bottom chord of plane girder and L-type, yi word pattern, the H profile steel limb of T-shaped and cross combined special-shaped column
It is connected by screw bolts or welds.
In embodiment as shown in figure 18, through structural test and the result of calculation of Computer Numerical Simulation many times
Understand, the ratio of the length of the diameter of the steel pipe of L-type combined special-shaped column, the height of H profile steel and connector is 1: 1.5: 1, connection
The height of H profile steel is divided into 1: 1 two parts by the link position of part and the web of H profile steel；Yi word pattern combines the steel pipe of different in nature post
Diameter, the height of H profile steel and the ratio of length of connector be 1: 1.5: 1, the link position of the web of connector and H profile steel
The height of H profile steel is divided into 1: 1 two parts；The diameter of the steel pipe of T-shaped combined special-shaped column, the height of H profile steel and connector
The ratio of length is 1: 1.5: 1, and the height of H profile steel is divided into two of 1: 1 by the link position of the web of connector and H profile steel
Point；The ratio of the length of the diameter of the steel pipe of cross combined special-shaped column, the height of H profile steel and connector is 1: 1.5: 1, connection
The height of H profile steel is divided into 1: 1 two parts by the link position of part and the web of H profile steel.When the combination in above-mentioned numerical value,
The load performance of the structural system of the present invention reaches optimal.
It can also be applied in combination according to the combined special-shaped column of the present invention with support, shear wall or Core Walls Structure, to form framework
Bracing Systems, frame-shear-wall structure system or framework core wall structure system.
, can also be in H because the heat resistance of steel is bad when forming structural system using the combined special-shaped column of the present invention
Shaped steel, steel pipe and connector surface smear fireproof agent or outsourcing Fireproof concrete.Can be by gathering according to the fireproof agent of the present invention
Acetate emulsion, mica powder, aluminium hydroxide, borax, carborundum, magnesia are according to mass ratio 1: 0.6-0.8: 0.2-0.3:
0.15-0.2: 0.1-0.12: 0.06-0.09 well mixed is made.The fireproof agent can improve the resistance to of steel structure member well
Hot property, and the appearance property of steel structure member can be significantly improved after its solidification, make it more attractive in appearance.In use, directly
Above-mentioned fireproof agent is applied on the surface of steel construction and solidified.
The embodiment 1 of fireproof agent, it is by polyvinyl acetate emulsion, mica powder, aluminium hydroxide, borax, carborundum, magnesia
It is made according to mass ratio 1: 0.64: 0.22: 0.18: 0.1: 0.06 is well mixed.
The embodiment 2 of fireproof agent, it is by polyvinyl acetate emulsion, mica powder, aluminium hydroxide, borax, carborundum, magnesia
It is made according to mass ratio 1: 0.7: 0.25: 0.15: 0.1: 0.08 is well mixed.
The embodiment 3 of fireproof agent, it is by polyvinyl acetate emulsion, mica powder, aluminium hydroxide, borax, carborundum, magnesia
It is made according to mass ratio 1: 0.73: 0.28: 0.17: 0.12: 0.09 is well mixed.
The embodiment 4 of fireproof agent, it is by polyvinyl acetate emulsion, mica powder, aluminium hydroxide, borax, carborundum, magnesia
It is made according to mass ratio 1: 0.8: 0.2: 0.2: 0.12: 0.07 is well mixed.
According to the construction method of the structural system for being equipped with combined special-shaped column of the present invention, it comprises the following steps：
1) connecting plate is connected with steel pipe and H profile steel to the coupled column of type needed for obtaining in factory；
2) fixed Combination post is installed at the construction field (site)；
3) space truss and/or plane girder are lifted and is sequentially connected with the H profile steel limb of coupled column and concrete filled steel tube limb；
4) casting concrete in the steel pipe of coupled column, maintenance, hardening.
It is preferred that the concrete wherein poured is preferably the self-compacting concrete being mentioned above.More preferably
Ground, can be in the surface smear fireproof agent of steel construction, to improve the heat resistance of structure after concreting.
The structural system for being equipped with combined special-shaped column in the present invention takes full advantage of concrete filled steel tube resistance to compression, tensile strength
High advantage, vertical load are transferred to the concrete filled steel tube limb in combined special-shaped column, undertaken by concrete filled steel tube limb；It is combined special-shaped
H profile steel limb is primarily subjected to lateral load in post.The application structural system takes full advantage of the advantage of concrete filled steel tube and H profile steel,
Realize vertical load-bearing and the separation of lateral force resistance in structural system and component aspect, have reasonable stress, processing and fabricating it is easy,
The many advantages such as flexible arrangement, standardization level height, there is preferable popularizing application prospect.
Although disclosed herein embodiment as above, described content only to facilitate understand the present invention and adopt
Embodiment, it is not limited to the present invention.Any those skilled in the art to which this invention pertains, this is not being departed from
On the premise of the disclosed spirit and scope of invention, any modification and change can be made in the implementing form and in details,
But the scope of patent protection of the present invention, still should be subject to the scope of the claims as defined in the appended claims.
Claims (6)
1. a kind of structural system for being equipped with combined special-shaped column, it is characterised in that described including combined special-shaped column and truss structure
Combined special-shaped column includes a steel pipe (1) and at least two H profile steels (2), and concrete (12), steel pipe (1) have been poured in steel pipe (1)
Connected between H profile steel (2) by connector (3), peripheral direction order of the H profile steel (2) along steel pipe (1) is arranged；The purlin
Frame structure includes space truss (100) and plane girder (200)；
The space truss is made up of double top booms, lower boom and web member, and the plane girder is by top boom, lower boom and web member
Composition, the H profile steel limb of the double top booms and combined special-shaped column of the space truss is using welding and/or bolt connection, three-dimensional purlin
The lower boom of frame and the concrete filled steel tube limb of combined special-shaped column are using welding and/or bolt connection；Above and below the plane girder
The H profile steel limb of chord member and combined special-shaped column is using welding and/or bolt connection；
Concrete in the steel pipe is self-compacting concrete, by portland cement, flyash, particle diameter be 5-10mm cobble,
Sand gravel, water reducer, a diameter of 0.5-1mm steel fibre, getter and the water that particle diameter is 3-5mm are 1 according to mass ratio:
0.32-0.37: 0.21-0.25: 0.15-0.17: 0.08-0.1: 0.1-0.15: 0.03-0.05: 0.23-0.26 well mixed system
Into.
2. a kind of structural system for being equipped with combined special-shaped column according to claim 1, it is characterised in that the combination is different
Shape post includes L-type combined special-shaped column (10), and the L-type combined special-shaped column includes a steel pipe and two H profile steels, two H profile steels
Be arranged at an angle of 90 around steel pipe, steel pipe is vertically connected on the web of two H profile steels by a connector respectively, steel pipe it is straight
The ratio of the length in footpath, the height of H profile steel and connector is 1: 0.5-5: 0.2-2, the connection position of the web of connector and H profile steel
Put the height of H profile steel is divided into 1: 1-3 two parts.
3. a kind of structural system for being equipped with combined special-shaped column according to claim 2, it is characterised in that the combination is different
Shape post also includes yi word pattern and combines different in nature post (20), and the yi word pattern, which combines different in nature post, includes a steel pipe and two H profile steels, and two
Individual H profile steel arranges that steel pipe is vertically connected on the web of two H profile steels by a connector respectively around steel pipe into 180 degree,
The ratio of the length of the diameter of steel pipe, the height of H profile steel and connector is 1: 0.5-5: 0.2-2, the web of connector and H profile steel
Link position the height of H profile steel is divided into 1: 1-3 two parts.
4. a kind of structural system for being equipped with combined special-shaped column according to Claims 2 or 3, it is characterised in that described group
Closing Special-Shaped Column also includes T-shaped combined special-shaped column (30), including a steel pipe and three H profile steels, and three H profile steels surround steel pipe into T
Font arranges that steel pipe is vertically connected on the web of three H profile steels by a connector respectively, the diameter of steel pipe, H profile steel
The ratio of height and the length of connector is 1: 0.5-5: 0.2-2, and the link position of the web of connector and H profile steel is by H profile steel
Height be divided into 1: 1-3 two parts.
5. a kind of structural system for being equipped with combined special-shaped column according to Claims 2 or 3, it is characterised in that described group
Closing Special-Shaped Column also includes cross combined special-shaped column (40), and the cross combined special-shaped column includes a steel pipe and four H types
Steel, four H profile steels arrange for 90 degree around steel pipe interval, and steel pipe is vertically connected on four H profile steels by a connector respectively
On web, the ratio of the length of the diameter of steel pipe, the height of H profile steel and connector is 1: 0.5-5: 0.2-2, connector and H types
The height of H profile steel is divided into 1: 1-3 two parts by the link position of the web of steel.
6. the construction method of a kind of structural system according to any one of claim 1-5, it is characterised in that including following
Step：
1) connecting plate is connected with steel pipe and H profile steel to the coupled column of type needed for obtaining in factory；
2) fixed Combination post is installed at the construction field (site)；
3) space truss and/or plane girder are lifted and is sequentially connected with the H profile steel limb of coupled column and concrete filled steel tube limb；
4) casting concrete in the steel pipe of coupled column, obtain being equipped with the structural system of combined special-shaped column after maintenance hardening.
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| CN107653998A (en) * | 2017-11-10 | 2018-02-02 | 上海息数建筑科技有限公司 | Wall body structure |
| CN107763999B (en) * | 2017-12-08 | 2024-03-22 | 郑州市同鼎机械设备有限公司 | Break up heat collection frame and have this sand drying machine who breaks up heat collection frame |
| CN115977238A (en) * | 2020-06-06 | 2023-04-18 | 谢英俊 | Light steel frame structure composed of double-side beams and provided with reinforcing measures |
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