CN114775810A - Steel structure column-concrete column building joint structure and construction method - Google Patents
Steel structure column-concrete column building joint structure and construction method Download PDFInfo
- Publication number
- CN114775810A CN114775810A CN202210609685.4A CN202210609685A CN114775810A CN 114775810 A CN114775810 A CN 114775810A CN 202210609685 A CN202210609685 A CN 202210609685A CN 114775810 A CN114775810 A CN 114775810A
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- Prior art keywords
- column
- steel
- concrete
- partition plate
- inner partition
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 105
- 239000010959 steel Substances 0.000 title claims abstract description 105
- 239000004567 concrete Substances 0.000 title claims abstract description 51
- 238000010276 construction Methods 0.000 title claims abstract description 21
- 230000002787 reinforcement Effects 0.000 claims abstract description 43
- 238000005192 partition Methods 0.000 claims abstract description 42
- 230000000149 penetrating effect Effects 0.000 claims abstract description 3
- 210000003205 muscle Anatomy 0.000 claims description 10
- 238000009415 formwork Methods 0.000 claims description 4
- 239000011150 reinforced concrete Substances 0.000 claims description 4
- 239000002344 surface layer Substances 0.000 claims description 3
- 230000005494 condensation Effects 0.000 abstract description 5
- 238000009833 condensation Methods 0.000 abstract description 5
- 238000005336 cracking Methods 0.000 abstract description 5
- 229910052799 carbon Inorganic materials 0.000 abstract description 4
- 238000004321 preservation Methods 0.000 abstract description 3
- 208000010392 Bone Fractures Diseases 0.000 description 2
- 206010017076 Fracture Diseases 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000009435 building construction Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- E04B1/38—Connections for building structures in general
- E04B1/58—Connections for building structures in general of bar-shaped building elements
- E04B1/5825—Connections for building structures in general of bar-shaped building elements with a closed cross-section
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C3/00—Structural elongated elements designed for load-supporting
- E04C3/30—Columns; Pillars; Struts
- E04C3/32—Columns; Pillars; Struts of metal
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C3/00—Structural elongated elements designed for load-supporting
- E04C3/30—Columns; Pillars; Struts
- E04C3/34—Columns; Pillars; Struts of concrete other stone-like material, with or without permanent form elements, with or without internal or external reinforcement, e.g. metal coverings
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/02—Conveying or working-up concrete or similar masses able to be heaped or cast
Abstract
The invention discloses a construction joint structure and a construction method for a steel structure column-concrete column building, which comprises steel frame columns, wherein the steel frame columns are used for connecting frame beams forming building joints; the steel frame column is divided into an upper steel frame column section and a lower steel frame column section by the inner partition plate II; the top of the upper section of the steel frame column is sealed by the inner partition plate I; the steel reinforcement cage is fixed on the inner partition plate II in a manner of penetrating through the pouring gate; the heat preservation protection and low-carbon energy-saving functions of the building can be realized; the problems of condensation, cracking and the like which are easily caused by the influence of temperature at the junction of the steel and the concrete are solved.
Description
Technical Field
The invention relates to the field of building construction, in particular to a steel structure column-concrete column building node structure and a construction method.
Background
Because the heat conduction coefficient of the steel structure is far greater than that of concrete, indoor heat is easily conducted to the outside in winter, and outdoor heat is easily conducted to the inside in summer, so that low-carbon energy conservation of a building structure is not facilitated; and the expansion with heat and contraction with cold effect of the steel structure is far greater than that of concrete, and the steel connecting piece is easy to crack and dewed at the junction used by the steel connecting piece, so that the steel connecting piece is not beneficial to the protection of buildings.
Therefore, in order to solve the problems, a steel structure column-concrete column building node structure and a construction method are needed, which can realize the heat preservation protection and low-carbon energy-saving functions of a building; the problems of condensation, cracking and the like which are easily caused by the influence of temperature at the junction of the steel and the concrete are solved.
Disclosure of Invention
In view of the above, the invention aims to overcome the defects in the prior art, and provides a steel structure column-concrete column building node structure and a construction method, which can realize the heat preservation protection and low-carbon energy-saving functions of a building; the problems of condensation, cracking and the like which are easily caused by the influence of temperature at the junction of the steel and the concrete are solved.
The invention relates to a building node structure of a steel structure column-concrete column, which comprises steel frame columns, wherein the steel frame columns are used for connecting frame beams forming building nodes; the steel frame column is divided into an upper section of the steel frame column and a lower section of the steel frame column through the inner partition plate II; the top of the upper section of the steel frame column is sealed by the inner partition plate I; and the reinforcement cage is fixed on the inner partition plate II in a manner of penetrating through the pouring gate.
Furthermore, the inner partition plate I and the inner partition plate II form an assembly body with the steel frame column, and the assembly body is a prefabricated structural member.
Further, the steel reinforcement cage includes that it indulges the muscle to fix a plurality of posts on inner baffle II along direction of height, a plurality of the muscle is indulged to the post and is passed through post stirrup fastening, the post stirrup is a plurality of roots, a plurality of the post stirrup is along direction of height interval arrangement.
Furthermore, the steel frame column is a rectangular cubic column, the pouring gate is a rectangular hole formed in the middle of the inner partition plate I, the projection of the outer edge of the reinforcement cage in the height direction is rectangular, and the projection of each edge of the reinforcement cage in the height direction is correspondingly parallel to the rectangular edge of the pouring gate.
The invention also discloses a construction method based on the building node structure of the steel structure column-concrete column, which comprises the following construction steps:
a. prefabricating a steel frame column with an inner partition plate I and an inner partition plate II;
b. a pouring gate is arranged on the inner partition plate II;
c. connecting the steel frame column with a frame beam of a building node to form a whole;
d. assembling a reinforcement cage or prefabricating the reinforcement cage on site, and fixing the reinforcement cage to the inner partition plate II through the pouring gate;
e. pouring floor concrete and beam column joint area concrete, wherein the beam column joint area comprises an inner partition plate I, an inner partition plate II and a first chamber formed by steel frame columns;
pouring concrete into the first cavity through the pouring gate by the cast-in-place concrete, so that the root part of the reinforcement cage is poured into the first cavity;
f. erecting a formwork of the part of the reinforcement cage extending out of the first chamber and pouring concrete to form a reinforced concrete column;
g. and (5) making a building surface layer after the concrete pouring of the floor slab is finished.
The invention has the beneficial effects that: the invention discloses a steel structure column-concrete column building node structure and a construction method, wherein a first cavity positioned at the upper section of a steel frame column is formed by an inner partition plate I, an inner partition plate II and the steel frame column through a construction mode and a structural arrangement of steel bars and concrete at a node, the root of a steel reinforcement cage is poured into the first cavity through a pouring gate when the concrete is poured, then partial formwork of the steel reinforcement cage extending out of the first cavity is supported and the concrete is poured to form the steel reinforcement column, so that connecting nodes of steel structures are connected in a concrete pouring mode, and the problems of condensation, cracking and the like generated at the steel structure building node in the existing construction are solved.
Drawings
The invention is further described below with reference to the following figures and examples:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure of FIG. 1 taken along the line A-A.
Detailed Description
Fig. 1 is a schematic structural diagram of the present invention, and as shown in the drawing, the building node structure of the steel structure column-concrete column in the present embodiment includes a steel frame column 1, and the steel frame column 1 is used for connecting a frame beam 2 forming a building node; the steel frame column 1 is divided into an upper section of the steel frame column 1 and a lower section of the steel frame column 1 through the inner partition plate II 3; the top of the upper section of the steel frame column 1 is sealed by the inner partition plate I4; the steel reinforcement cage, seted up on the inner baffle I4 and irritated runner 5, the steel reinforcement cage is fixed on inner baffle II 3 with the mode of wearing to locate to irritate runner 5. In the scheme, the inner partition plate I4, the inner partition plate II 3 and the steel frame column 1 form a first cavity 8 positioned at the upper section of the steel frame column 1, the root of the reinforcement cage is poured into the first cavity 8 through the pouring gate 5 during concrete pouring, then a part of the reinforcement cage extending out of the first cavity 8 is supported and concrete is poured to form the reinforced concrete column, so that the connection nodes of steel structures are connected in a concrete pouring mode, and the problems of condensation, cracking and the like generated at the nodes of a steel structure building in the existing construction are solved; as shown in the figure, inner baffle II 3 is located the middle part of 1 direction of height of steel frame post, separate into 1 upper segment of steel frame post that is located II 3 tops of inner baffle and the 1 hypomere of steel frame post that is located II 3 bottoms of inner baffle with steel frame post 1, the outer wall and the frame roof beam 2 of 1 upper segment of steel frame post are connected and are formed the building node, the inner wall of 1 upper segment of steel frame post is used for pouring concrete connection steel reinforcement cage, improve the stability of steel structure part at the node connection, prevent to take place among the prior art all kinds of problems that steel connection node appears.
In the embodiment, the inner partition plate I4 and the inner partition plate II 3 form an assembly body with the steel frame column 1, and the assembly body is a prefabricated structural member. Improve site operation's convenience, reduce site operation's construction process, the assembly body is formed in all adopting welded mode and steel frame post 1 to be connected to inner baffle I4 and inner baffle II 3 in this scheme, improves joint strength, guarantees the concrete placement in-process and pours the intensity and the stability of the back overall structure that finishes.
In this embodiment, the steel reinforcement cage includes that it indulges muscle 6, a plurality of to fix a plurality of posts on inner baffle II 3 along the direction of height the post is indulged muscle 6 and is passed through the fastening of post stirrup 7, post stirrup 7 is a plurality of roots, a plurality of the post stirrup 7 is along direction of height interval arrangement. As shown in the figure, the steel reinforcement cage includes that the projection of direction of height is four posts of rectangular distribution and indulges muscle 6, and the root that muscle 6 was indulged to the post stirrup 7 that muscle 6 connection fastening was indulged to four posts to the post, post stirrup 7 is the rectangle ring-type at direction of height's projection, a plurality of post stirrup 7 is along direction of height interval arrangement, improves steel reinforcement cage's structural strength, and the post that this scheme formed steel reinforcement cage indulges muscle 6 and post stirrup 7 and adopts the welded mode to connect, and the site operation is tied up and is fixed in and pour behind inner baffle II 3 again for steel structure not only adopts welded fixed mode to connect, still adopts concrete-steel's mode to connect, improves connected node's structural strength, satisfies the engineering demand, reduces fracture and dewfall risk.
In this embodiment, the steel frame column 1 is a rectangular cubic column, the pouring gate 5 is a rectangular hole formed in the middle of the inner partition plate i 4, the projection of the outer edge of the reinforcement cage in the height direction is rectangular, and the projection of each side of the rectangular reinforcement cage in the height direction is correspondingly parallel to each side of the rectangular pouring gate 5. As shown in the figure, the steel frame column 1 is a rectangular cubic column, the reinforcement cage is also a rectangular cubic column, and when the reinforcement cage is installed, each side of the reinforcement cage is correspondingly parallel to each side of the steel frame column 1, so that the stability and the structural strength of the whole structure are improved.
The invention also discloses a construction method based on the building node structure of the steel structure column-concrete column, which comprises the following construction steps:
a. prefabricating a steel frame column 1 with an inner partition plate I4 and an inner partition plate II 3;
b. a pouring gate 5 is formed on the inner partition plate II 3;
c. connecting the steel frame column 1 with a frame beam 2 of a building node to form a whole;
d. assembling a reinforcement cage or prefabricating the reinforcement cage on site, and enabling the reinforcement cage to penetrate through the pouring gate 5 and be fixed on the inner partition plate II 3;
e. pouring floor concrete and beam column joint area concrete, wherein the beam column joint area comprises an inner partition plate I4, an inner partition plate II 3 and a first chamber 8 formed by the steel frame column 1;
pouring concrete into the first cavity 8 through the pouring gate 5 by cast-in-place concrete, so that the root part of the reinforcement cage is poured into the first cavity 8;
f. erecting a formwork for the part of the reinforcement cage extending out of the first chamber 8 and pouring concrete to form a reinforced concrete column;
g. and (5) after the concrete pouring of the floor slab is finished, making a building surface layer, and finishing protective measures such as water resistance and the like.
As shown in the figure, form the reinforcing bar-concrete structure after whole, reduced steel structure spare at connected node's fracture risk to improved steel structure spare connected node's stability and structural strength, satisfied engineering demand, this scheme has and only is located pouring gate 5 of interior baffle I4, combines steel reinforcement cage's use, further improves steel structure node and forms whole structural strength after, steel frame post 1 and steel reinforcement cage be not limited to the structure in this scheme, still can be for common cylindric or polygon column in the engineering, no longer give unnecessary detail here.
Finally, the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and all of them should be covered in the claims of the present invention.
Claims (5)
1. The utility model provides a steel construction post changes concrete column building node structure which characterized in that: the steel frame columns are used for connecting frame beams forming building nodes; the steel frame column is divided into an upper section of the steel frame column and a lower section of the steel frame column through the inner partition plate II; the top of the upper section of the steel frame column is sealed by the inner partition plate I; and the reinforcement cage is fixed on the inner partition plate II in a manner of penetrating through the pouring gate.
2. The steel structure column-concrete column building node structure of claim 1, wherein: the inner partition plate I and the inner partition plate II form an assembly body with the steel frame column, and the assembly body is a prefabricated structural member.
3. The steel structure column-concrete column building node structure of claim 2, wherein: the steel reinforcement cage includes that it indulges the muscle to fix a plurality of posts on inner baffle II along the direction of height, a plurality of the muscle is indulged to the post and is passed through post stirrup fastening, the post stirrup is a plurality of, a plurality of the post stirrup is along direction of height interval arrangement.
4. The steel structure column-concrete column building node construction of claim 3, wherein: the steel frame column is a rectangular cubic column, the pouring gate is a rectangular hole formed in the middle of the inner partition plate I, the projection of the outer edge of the reinforcement cage in the height direction is rectangular, and each edge of the reinforcement cage in the rectangular shape is correspondingly parallel to each edge of the pouring gate in the rectangular shape in the projection of the height direction.
5. A construction method based on a steel structure column-concrete column building node structure is characterized in that: the construction joint structure of the steel structure column-concrete column building comprises the steel structure column-concrete column building joint structure as claimed in any one of claims 1 to 4, and the construction steps are as follows:
a. prefabricating a steel frame column with an inner partition plate I and an inner partition plate II;
b. a pouring gate is arranged on the inner partition plate II;
c. connecting the steel frame column with a frame beam of a building node to form a whole;
d. assembling a reinforcement cage or prefabricating the reinforcement cage on site, and fixing the reinforcement cage to the inner partition plate II through the pouring gate;
e. pouring floor concrete and beam column joint area concrete, wherein the beam column joint area comprises an inner partition plate I, an inner partition plate II and a first chamber formed by steel frame columns;
pouring concrete into the first cavity through the pouring gate by the cast-in-place concrete, so that the root part of the reinforcement cage is poured into the first cavity;
f. erecting a formwork of the part of the reinforcement cage extending out of the first chamber and pouring concrete to form a reinforced concrete column;
g. and (5) making a building surface layer after the concrete pouring of the floor slab is finished.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210609685.4A CN114775810A (en) | 2022-05-31 | 2022-05-31 | Steel structure column-concrete column building joint structure and construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210609685.4A CN114775810A (en) | 2022-05-31 | 2022-05-31 | Steel structure column-concrete column building joint structure and construction method |
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| Publication Number | Publication Date |
|---|---|
| CN114775810A true CN114775810A (en) | 2022-07-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210609685.4A Pending CN114775810A (en) | 2022-05-31 | 2022-05-31 | Steel structure column-concrete column building joint structure and construction method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000104336A (en) * | 1998-09-30 | 2000-04-11 | Fujita Corp | Joint structure of pile and superstructure building frame in structure, and method for constructing superstructure building frame at upper section of pile |
| CN102352655A (en) * | 2011-07-28 | 2012-02-15 | 华南理工大学 | Multi-floor type rectangular steel pipe concrete column and floor system beam connecting node and manufacturing method thereof |
| CN103669598A (en) * | 2013-12-30 | 2014-03-26 | 合肥工业大学 | Layer added steel framework column base node on top of multi-layer concrete framework structure and construction method thereof |
| CN105220766A (en) * | 2015-11-16 | 2016-01-06 | 上海欧本钢结构有限公司 | The syndeton of a kind of concrete prefabricated beam and cast-in-place post and construction technology thereof |
| CN207934205U (en) * | 2018-01-29 | 2018-10-02 | 中信建筑设计研究总院有限公司 | A kind of prefabricated beams of concrete and steel column are articulated and connected node |
| CN109898669A (en) * | 2019-03-12 | 2019-06-18 | 中建三局第一建设工程有限责任公司 | A kind of contrary sequence method underground first floor beam-column node construction method |
| CN111456323A (en) * | 2020-04-20 | 2020-07-28 | 上海建工二建集团有限公司 | Structure column of early and later construction structure, basement structure column and construction method of basement structure column |
| CN113585466A (en) * | 2021-07-26 | 2021-11-02 | 广州市城市规划勘测设计研究院 | Steel pipe concrete beam column joint structure and construction method |
-
2022
- 2022-05-31 CN CN202210609685.4A patent/CN114775810A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000104336A (en) * | 1998-09-30 | 2000-04-11 | Fujita Corp | Joint structure of pile and superstructure building frame in structure, and method for constructing superstructure building frame at upper section of pile |
| CN102352655A (en) * | 2011-07-28 | 2012-02-15 | 华南理工大学 | Multi-floor type rectangular steel pipe concrete column and floor system beam connecting node and manufacturing method thereof |
| CN103669598A (en) * | 2013-12-30 | 2014-03-26 | 合肥工业大学 | Layer added steel framework column base node on top of multi-layer concrete framework structure and construction method thereof |
| CN105220766A (en) * | 2015-11-16 | 2016-01-06 | 上海欧本钢结构有限公司 | The syndeton of a kind of concrete prefabricated beam and cast-in-place post and construction technology thereof |
| CN207934205U (en) * | 2018-01-29 | 2018-10-02 | 中信建筑设计研究总院有限公司 | A kind of prefabricated beams of concrete and steel column are articulated and connected node |
| CN109898669A (en) * | 2019-03-12 | 2019-06-18 | 中建三局第一建设工程有限责任公司 | A kind of contrary sequence method underground first floor beam-column node construction method |
| CN111456323A (en) * | 2020-04-20 | 2020-07-28 | 上海建工二建集团有限公司 | Structure column of early and later construction structure, basement structure column and construction method of basement structure column |
| CN113585466A (en) * | 2021-07-26 | 2021-11-02 | 广州市城市规划勘测设计研究院 | Steel pipe concrete beam column joint structure and construction method |
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