CN114562038A - Large-section steel concrete column-steel truss connecting structure - Google Patents
Large-section steel concrete column-steel truss connecting structure Download PDFInfo
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- CN114562038A CN114562038A CN202210232533.7A CN202210232533A CN114562038A CN 114562038 A CN114562038 A CN 114562038A CN 202210232533 A CN202210232533 A CN 202210232533A CN 114562038 A CN114562038 A CN 114562038A
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- steel
- truss
- steel truss
- column
- concrete column
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 284
- 239000010959 steel Substances 0.000 title claims abstract description 284
- 239000004567 concrete Substances 0.000 title claims abstract description 47
- 239000011150 reinforced concrete Substances 0.000 claims abstract description 40
- 238000005192 partition Methods 0.000 claims description 9
- 238000010276 construction Methods 0.000 abstract description 13
- 238000000034 method Methods 0.000 abstract description 4
- 230000007704 transition Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 230000007717 exclusion Effects 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 230000035772 mutation Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
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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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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Joining Of Building Structures In Genera (AREA)
Abstract
The invention discloses a large-section steel reinforced concrete column-steel truss connecting structure, which comprises: the steel reinforced concrete column comprises a steel reinforced concrete column, a steel pipe column, at least one first steel truss and at least one second steel truss. The bottom of steel-pipe column is vertical to be inserted and is fixed in the inside of shaped steel concrete column, and the inside of steel-pipe column is provided with a plurality of steel baffles. And the at least one first steel truss is fixedly connected with one side of the top of the steel pipe column. And the at least one second steel truss is fixedly connected with one side of the middle part of the steel pipe column, and the second steel truss is positioned above the steel reinforced concrete column. Wherein, concrete is poured in the steel pipe column. Therefore, the large-section steel concrete column-steel truss connecting structure is simple in structure, clear and reasonable in stress, reduces component positioning difficulty, simplifies construction procedures and improves construction efficiency.
Description
Technical Field
The invention relates to the technical field of building construction, in particular to a large-section steel concrete column-steel truss connecting structure.
Background
In the existing steel reinforced concrete column-steel truss beam connecting node, because the height of a column body is large, the whole roof truss is required to be rigidly connected with a structural column so as to reduce the calculated length of the structural column. However, if the connection of the upper and lower chords and diagonal web members to the structural column is made by rigid connection, there are difficulties in:
1. the steel pipe concrete column penetrates through the upper chord member, the lower chord member and the web members of the truss to form an upper chord floor slab, the node structure is complex, force transmission is not clear enough, and the positioning of components is difficult.
2. The condition that there are a large amount of steel truss roof beam upper and lower edges of a wing and the longitudinal reinforcement of shaped steel concrete column to collide leads to the regional reinforcing bar of node core to arrange the difficulty, needs trompil on shaped steel simultaneously, reduces the effective cross-section of shaped steel, causes the appearance of shaped steel trompil department local stress concentration.
3. Because a large number of horizontal diaphragm plates are deeply inserted into the section steel concrete column, cavities and stagnant air are formed inside the section steel concrete column, and the concrete at the column head of the section steel concrete column is easy to be poured and not compact;
4. in order to find a slope, the upper and lower chord steel truss girders have a certain gradient, if the upper and lower flanges of the steel truss girder at the end of the section steel concrete column are horizontal, an angle exists between the upper and lower flanges and the connecting flange, and the upper and lower flanges are rigidly connected with the steel rib, so that the flanges are difficult to butt joint and position; if the upper flange and the lower flange of the steel truss girder at the end of the section steel concrete column are not horizontal, the connection is difficult due to the angle between the cut longitudinal steel bar and the steel bar connector; the construction difficulty is high, the construction speed is low, and the construction quality problem is prominent.
The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.
Disclosure of Invention
The invention aims to provide a large-section steel concrete column-steel truss connecting structure which is simple in structure, clear and reasonable in stress, capable of reducing component positioning difficulty, simplifying construction procedures and improving construction efficiency.
In order to achieve the above object, the present invention provides a large-section steel reinforced concrete column-steel truss connection structure, comprising: the steel reinforced concrete column comprises a steel reinforced concrete column, a steel pipe column, at least one first steel truss and at least one second steel truss. The bottom of steel-pipe column is vertical to be inserted and is fixed in the inside of shaped steel concrete column, and the inside of steel-pipe column is provided with a plurality of steel baffles. And the at least one first steel truss is fixedly connected with one side of the top of the steel pipe column. And the at least one second steel truss is fixedly connected with one side of the middle part of the steel pipe column, and the second steel truss is positioned above the steel reinforced concrete column. Wherein, concrete is poured in the steel pipe column.
In an embodiment of the present invention, the large-section steel reinforced concrete column-steel truss connection structure further includes at least one third steel truss fixedly connected to an upper portion of the steel pipe column in a downward inclined manner, and the third steel truss is located below the first steel truss.
In an embodiment of the present invention, the large-section steel reinforced concrete column-steel truss connection structure further includes at least one fourth steel truss fixedly connected to the middle portion of the steel pipe column in an upward-inclined manner, and the fourth steel truss is located between the second steel truss and the third steel truss.
In one embodiment of the present invention, the steel pipe column has a rectangular or circular cross section.
In one embodiment of the invention, two through holes are formed in the center of each steel partition plate, the steel partition plates are arranged inside the steel pipe column at intervals, and concrete is poured in the steel pipe column and the through holes.
In one embodiment of the present invention, a plurality of longitudinal ribs are provided on the steel pipe column.
In an embodiment of the invention, the part of the steel pipe column inserted into the steel reinforced concrete column is a gradual change section, and the bottom area of the steel pipe column is smaller than the top area of the steel pipe column.
In one embodiment of the invention, the number of the at least one first steel truss, the number of the at least one second steel truss, the number of the at least one third steel truss and the number of the at least one fourth steel truss are all two.
In one embodiment of the invention, the at least one first steel truss, the at least one second steel truss, the at least one third steel truss and the at least one fourth steel truss are all H-shaped steel trusses.
In an embodiment of the present invention, the upper chord member is hinged to the first steel truss through a connecting steel plate, the lower chord member is hinged to the second steel truss through a connecting steel plate, the upper diagonal web member is hinged to the third steel truss through a connecting steel plate, and the lower diagonal web member is hinged to the fourth steel truss through a connecting steel plate.
Compared with the prior art, the large-section steel concrete column-steel truss connecting structure is simple in structure, clear and reasonable in stress, reduces the component positioning difficulty, simplifies the construction process and improves the construction efficiency.
Drawings
Fig. 1 is a partial structural view of a large-section steel reinforced concrete column-steel truss connection structure according to an embodiment of the present invention;
FIG. 2 is another partial structural view of a large-section steel reinforced concrete column-steel truss connection structure according to an embodiment of the present invention;
FIG. 3 is a perspective view illustrating a large-section steel reinforced concrete column-steel truss connection structure according to an embodiment of the present invention;
FIG. 4 is a schematic view illustrating an installation structure of a large-section steel reinforced concrete column-steel truss connection structure according to an embodiment of the present invention;
FIG. 5 is a structural view illustrating a steel spacer of a large-section steel reinforced concrete column-steel truss connection structure according to an embodiment of the present invention;
fig. 6 is a partial structural view of a large-section steel reinforced concrete column-steel truss connection structure according to an embodiment of the present invention.
Description of the main reference numbers:
1-steel reinforced concrete column, 2-steel pipe column, 3-steel clapboard, 4-first steel truss, 5-second steel truss, 6-third steel truss, 7-fourth steel truss, 8-transition section, 9-concrete, 10-through hole.
Detailed Description
The following detailed description of the present invention is provided in conjunction with the accompanying drawings, but it should be understood that the scope of the present invention is not limited to the specific embodiments.
Throughout the specification and claims, unless explicitly stated otherwise, the word "comprise", or variations such as "comprises" or "comprising", will be understood to imply the inclusion of a stated element or component but not the exclusion of any other element or component.
Fig. 1 is a partial structural view of a large-section steel reinforced concrete column-steel truss connection structure according to an embodiment of the present invention. Fig. 2 is another partial structural view of a large-section steel reinforced concrete column-steel truss connection structure according to an embodiment of the present invention. Fig. 3 is a perspective view illustrating a large-section steel reinforced concrete column-steel truss connection structure according to an embodiment of the present invention. Fig. 4 is a schematic view of an installation structure of a large-section steel reinforced concrete column-steel truss connection structure according to an embodiment of the present invention. Fig. 5 is a structural view illustrating a steel spacer of a large-section steel concrete column-steel truss connection structure according to an embodiment of the present invention. Fig. 6 is a partial structural view of a large-section steel reinforced concrete column-steel truss connection structure according to an embodiment of the present invention.
As shown in fig. 1 to 6, a large-section steel concrete column-steel truss connection structure according to a preferred embodiment of the present invention includes: the steel reinforced concrete column comprises a steel reinforced concrete column 1, a steel pipe column 2, at least one first steel truss 4 and at least one second steel truss 5. The bottom of steel-pipe column 2 is vertically inserted and is fixed in the inside of shaped steel concrete column 1, and the inside of steel-pipe column 2 is provided with a plurality of steel separators 3. And at least one first steel truss 4 is fixedly connected with one side of the top of the steel pipe column 2. At least one second steel truss 5 is fixedly connected with one side of the middle part of the steel pipe column 2, and the second steel truss 5 is positioned above the steel reinforced concrete column 1. Wherein, concrete 9 is poured in the steel pipe column 2, and a pouring hole is arranged on the steel pipe column 2.
In an embodiment of the present invention, the large-section steel reinforced concrete column-steel truss connection structure further includes at least one third steel truss 6 fixedly connected to an upper portion of the steel pipe column 2 in a downwardly inclined manner, and the third steel truss 6 is located below the first steel truss 4.
In an embodiment of the present invention, the large-section steel reinforced concrete column-steel truss connection structure further includes at least one fourth steel truss 7 fixedly connected to the middle portion of the steel pipe column 2 in an upward-inclined manner, and the fourth steel truss 7 is located between the second steel truss 5 and the third steel truss 6.
In one embodiment of the present invention, the steel pipe column 2 has a rectangular or circular cross section.
In an embodiment of the present invention, two through holes 10 are opened at the center position of each steel partition plate 3, a plurality of steel partition plates 3 are arranged inside the steel pipe column 2 at intervals, and concrete 9 is poured into the steel pipe column 2 and the through holes 10.
In one embodiment of the present invention, a plurality of longitudinal ribs are provided on the steel pipe column 2.
In an embodiment of the present invention, the portion of the steel pipe column 2 inserted into the steel reinforced concrete column 1 is a transition section 8, and the bottom area of the steel pipe column 2 is smaller than the top area of the steel pipe column 2.
In one embodiment of the invention, the number of the at least one first steel truss 4, the at least one second steel truss 5, the at least one third steel truss 6 and the at least one fourth steel truss 7 is two.
In one embodiment of the invention, the at least one first steel truss 4, the at least one second steel truss 5, the at least one third steel truss 6 and the at least one fourth steel truss 7 are all H-shaped steel trusses.
In one embodiment of the present invention, the upper chord member is hinged to the first steel truss 4 via a connecting steel plate, the lower chord member is hinged to the second steel truss 5 via a connecting steel plate, the upper diagonal web member is hinged to the third steel truss 6 via a connecting steel plate, and the lower diagonal web member is hinged to the fourth steel truss 7 via a connecting steel plate.
In practical application, the large-section steel reinforced concrete column-steel truss connecting structure changes the steel reinforced concrete column 1 in the node core area into a steel pipe concrete 9 column (a steel pipe column 2). Meanwhile, in order to consider the continuity of the structural columns and ensure that rigidity mutation is not generated between the structural columns of different structures, a transition section 8 is arranged between the steel pipe concrete 9 in the node area and the section steel concrete 9 in the non-node area, the cross section steel in the transition section 8 is gradually increased, and a plurality of steel partition plates 3 gradually change into a rectangular section and are arranged in the rectangle to the node area. Concrete 9 is not poured on the periphery of the steel pipe in the node area, and only core concrete 9 in the pipe is poured, namely the four-cavity concrete-filled steel pipe 9 column is formed on the top of the column. After the column top is changed into the steel pipe concrete 9, the connection structure of the steel truss beam and the structural column is greatly simplified, a large amount of steel bars and welding work is omitted, the construction progress is accelerated, the pouring work of the concrete 9 is greatly facilitated, and the pouring quality is guaranteed. The section size of the steel concrete column 1 (steel pipe column 2) is 2000mm multiplied by 2000mm, the section size of the column top rectangular steel pipe concrete 9 is 1400mm multiplied by 40mm, and the length of the gradual change section 8 is 5.0 m.
In a word, the large-section steel concrete column-steel truss connecting structure is simple in structure, clear in stress and reasonable, stress forms and structural forms of the connecting nodes of the steel concrete column 1 and the steel truss beam are optimized (specifically, the steel concrete column 1 in the node core area is changed into a steel pipe concrete 9 column), so that stress paths of the nodes are simplified and defined, component positioning difficulty is reduced, section steel perforation construction is omitted, the number of horizontal cross partition plates of a section steel column is reduced, the complexity of the nodes is reduced, construction procedures are simplified, and construction efficiency is improved.
The foregoing descriptions of specific exemplary embodiments of the present invention have been presented for purposes of illustration and description. It is not intended to limit the invention to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain certain principles of the invention and its practical application to enable one skilled in the art to make and use various exemplary embodiments of the invention and various alternatives and modifications as are suited to the particular use contemplated. It is intended that the scope of the invention be defined by the claims and their equivalents.
Claims (10)
1. The utility model provides a large cross-section shaped steel concrete column-steel truss connection structure which characterized in that includes:
a steel concrete column;
the bottom of the steel pipe column is vertically inserted and fixed into the steel reinforced concrete column, and a plurality of steel partition plates are arranged inside the steel pipe column;
the first steel truss is fixedly connected with one side of the top of the steel pipe column; and
the second steel truss is fixedly connected with one side of the middle part of the steel pipe column and positioned above the steel reinforced concrete column;
wherein concrete is poured in the steel pipe column.
2. The large-section steel concrete column-steel truss connection structure of claim 1, further comprising at least one third steel truss fixedly connected to an upper portion of the steel pipe column while being inclined downward, and the third steel truss being positioned below the first steel truss.
3. The large-section steel concrete column-steel truss connection structure of claim 2, further comprising at least one fourth steel truss fixedly connected to the middle portion of the steel pipe column at an upward inclination, and the fourth steel truss is located between the second steel truss and the third steel truss.
4. The large-section steel reinforced concrete column-steel truss connection structure as claimed in claim 1, wherein the steel pipe column has a rectangular or circular section.
5. The large-section steel reinforced concrete column-steel truss connection structure according to claim 1, wherein two through holes are opened at a central position of each steel partition plate, the plurality of steel partition plates are arranged inside the steel pipe column at intervals, and the concrete is poured into the steel pipe column and the through holes.
6. The large-section steel reinforced concrete column-steel truss connection structure of claim 1, wherein a plurality of longitudinal bars are provided on the steel pipe column.
7. The large-section steel reinforced concrete column-steel truss connection structure of claim 1, wherein the portion of the steel pipe column inserted into the steel reinforced concrete column is a tapered section, and the bottom area of the steel pipe column is smaller than the top area of the steel pipe column.
8. The large-section steel concrete column-steel truss connection structure of claim 3, wherein the number of the at least one first steel truss, the at least one second steel truss, the at least one third steel truss and the at least one fourth steel truss is two.
9. The large cross-section steel reinforced concrete column-steel truss connection of claim 1, wherein the at least one first steel truss, the at least one second steel truss, the at least one third steel truss, and the at least one fourth steel truss are H-type steel trusses.
10. The large-section steel-concrete column-steel truss connection structure of claim 1, wherein the upper chord member is hinged to the first steel truss through a connection steel plate, the lower chord member is hinged to the second steel truss through a connection steel plate, the upper diagonal web member is hinged to the third steel truss through a connection steel plate, and the lower diagonal web member is hinged to the fourth steel truss through a connection steel plate.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210232533.7A CN114562038A (en) | 2022-03-09 | 2022-03-09 | Large-section steel concrete column-steel truss connecting structure |
| ZA2022/04401A ZA202204401B (en) | 2022-03-09 | 2022-04-20 | A large-section profile steel reinforced concrete column-steel truss connection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210232533.7A CN114562038A (en) | 2022-03-09 | 2022-03-09 | Large-section steel concrete column-steel truss connecting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114562038A true CN114562038A (en) | 2022-05-31 |
Family
ID=81718428
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210232533.7A Pending CN114562038A (en) | 2022-03-09 | 2022-03-09 | Large-section steel concrete column-steel truss connecting structure |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN114562038A (en) |
| ZA (1) | ZA202204401B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06272307A (en) * | 1993-03-18 | 1994-09-27 | Hazama Gumi Ltd | Oblique bearing-pressure rib type concrete-filled steel pipe junction |
| CN201358529Y (en) * | 2008-12-19 | 2009-12-09 | 北京工业大学 | Steel-truss-steel-plate-concrete combination shear wall |
| CN103397695A (en) * | 2013-08-01 | 2013-11-20 | 香港华艺设计顾问(深圳)有限公司 | Concrete filled steel tube combination column high position connected structure provided with bidirectional steel trusses |
| CN110528733A (en) * | 2019-08-28 | 2019-12-03 | 东南大学 | A kind of construction method of steel-concrete combination shear wall with short piers |
| CN214246112U (en) * | 2020-10-15 | 2021-09-21 | 浙江建工绿智钢结构有限公司 | Truss column with inner H-shaped box and outer H-shaped box |
-
2022
- 2022-03-09 CN CN202210232533.7A patent/CN114562038A/en active Pending
- 2022-04-20 ZA ZA2022/04401A patent/ZA202204401B/en unknown
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06272307A (en) * | 1993-03-18 | 1994-09-27 | Hazama Gumi Ltd | Oblique bearing-pressure rib type concrete-filled steel pipe junction |
| CN201358529Y (en) * | 2008-12-19 | 2009-12-09 | 北京工业大学 | Steel-truss-steel-plate-concrete combination shear wall |
| CN103397695A (en) * | 2013-08-01 | 2013-11-20 | 香港华艺设计顾问(深圳)有限公司 | Concrete filled steel tube combination column high position connected structure provided with bidirectional steel trusses |
| CN110528733A (en) * | 2019-08-28 | 2019-12-03 | 东南大学 | A kind of construction method of steel-concrete combination shear wall with short piers |
| CN214246112U (en) * | 2020-10-15 | 2021-09-21 | 浙江建工绿智钢结构有限公司 | Truss column with inner H-shaped box and outer H-shaped box |
Also Published As
| Publication number | Publication date |
|---|---|
| ZA202204401B (en) | 2022-06-29 |
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