CN106193299A - With method for embedding at the bottom of the concrete-filled steel square tubular column post of basement skyscraper - Google Patents
With method for embedding at the bottom of the concrete-filled steel square tubular column post of basement skyscraper Download PDFInfo
- Publication number
- CN106193299A CN106193299A CN201610585483.5A CN201610585483A CN106193299A CN 106193299 A CN106193299 A CN 106193299A CN 201610585483 A CN201610585483 A CN 201610585483A CN 106193299 A CN106193299 A CN 106193299A
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- concrete
- steel
- column
- square
- reinforcing bar
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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
- E04B1/30—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
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D27/00—Foundations as substructures
- E02D27/32—Foundations for special purposes
- E02D27/42—Foundations for poles, masts or chimneys
Abstract
The invention discloses build-in building method at the bottom of the concrete-filled steel square tubular column post of a kind of band basement skyscraper, first, steel core concrete column more than positive negative zero is in the altitude range of B1, cross ribbed stiffener is set up in square steel tube, and set up vertical reinforcement and stirrup in the concrete column of square steel tube periphery, gradually decrease the sectional dimension of square steel tube every side steel plate, until at B1 ground elevation, concrete-filled steel square tubular column is changed into combined steel and concrete column simultaneously；Then, at B1 ground elevation below bean column node altitude range in, the further sectional dimension of reinforcing bar in reduction combined steel and concrete column；Finally, at basis end face, the reinforcing bar in combined steel and concrete column uses foundation bolt to anchor.Power transmission of the present invention is clear and definite, difficulty of construction is low, remarkable in economical benefits, simplifies construction method and has ensured the realization of skyscraper function, it is adaptable to various concrete-filled steel square tubular columns and the connection of infrastructure of basement skyscraper.
Description
Technical field
The present invention relates to the technical field of a kind of building structure, the outsourcing square steel tube of a kind of steel core concrete column is embedding
Gu enter the concrete column of high-rise basement, and final power transmission is high-rise in the band basement connecting node structural texture of infrastructure
Build-in building method at the bottom of the concrete-filled steel square tubular column post of building.
Background technology
At present, in the design of China super-high building structure, the commonly used steel core concrete column of the beam of superstructure, post and
The form that girder steel combines.The concrete structure of post uses outer suitcase square steel tube, casting concrete in square steel tube.Concrete-filled steel square tubular column
Stress performance the most superior, effectively reduce the sectional dimension of skyscraper center pillar, too increased skyscraper overall just
Degree.
But, skyscraper is owing to design specification is for building the requirement of buried depth, and its underpart structure is all with multi-layer underground
Room.For structure stress and saving cost and the angle of duration, the beam of basement uses xoncrete structure to be optimal choosing
Select.And beams of concrete is complicated with the connection of concrete-filled steel square tubular column, need at each bean column node, arrange connection ring flat-plate or steel
The connectors such as structure corbel and reinforced bar sleeve, owing to On-site Welding Technology is many, construction precision is required height, tie relative to concrete
Structure considerably increases duration and cost.And for loading angle, the post the most unnecessary employing Concrete-Filled Square Steel Tube of basement
Post, uses combined steel and concrete column or pure concrete column just can meet requirement.In view of above practical situation, concrete-filled steel square tubular column
Bottom fixing exist for following subject matter:
First, in order to avoid the generation of the problems referred to above, square steel tube suspension column is arranged on the first floor of skyscraper, and square steel tube is not
Being inserted into each layer of basement, first this scheme is difficult to the detailing requiments meeting skyscraper for embedded column base, secondly because
It is a lot of beyond post itself that square steel tube has just connect suspension column size, occupies building usable floor area in a large number, has a strong impact on skyscraper attractive in appearance
And architectural composition.
Second, if square steel tube suspension column is arranged on infrastructure end face, that square steel tube steel column will pass through multi-storey basement,
The i.e. post of basement concrete-filled steel square tubular column to be made, this results in the beams of concrete connection construction with post of each layer of basement
Difficulty strengthens, and considerably increases duration and cost.
Summary of the invention
The present invention solves that existing common foot joint is produced and affected first floor architectural composition problem and basement beam
The problem that Column border node is complicated, for providing a kind of concrete-filled steel square tubular column embedment with the Concrete-Filled Square Steel Tube skyscraper of basement
The building method of formula foot joint.
The present invention solves that technical problem is adopted the technical scheme that present in prior art:
Build-in building method at the bottom of the concrete-filled steel square tubular column post of the band basement skyscraper of the present invention, first, more than positive negative zero
Steel core concrete column in the altitude range of B1, in square steel tube, set up cross ribbed stiffener, and outside square steel tube
The concrete column enclosed is set up vertical reinforcement and stirrup, gradually decreases the sectional dimension of square steel tube every side steel plate simultaneously, until
At B1 ground elevation, concrete-filled steel square tubular column is changed into combined steel and concrete column；Then, at B1 ground elevation
In the altitude range of following bean column node, the sectional dimension of reinforcing bar in reduction combined steel and concrete column further；Finally, on basis
End face, the reinforcing bar in combined steel and concrete column uses foundation bolt to anchor.
Described concrete-filled steel square tubular column is after first layer ground, and square steel tube inserts in the concrete column of B1,
Setting up cross ribbed stiffener in square steel tube, cross ribbed stiffener shares power and the moment of flexure that square steel tube transmits, simultaneously in side
The concrete column that steel pipe is peripheral sets up vertical reinforcement and stirrup.
After described square steel tube inserts the first distance of the concrete column 3 meters of B1, square steel tube every side steel plate water
The length of plane section is gradually reduced in the ratio of 1:4, until square steel tube be inserted into the second of B1 concrete column 1.4 meters away from
From rear, i.e. at B1 ground elevation more than, the square steel tube in concrete-filled steel square tubular column is in B1 altitude range
Progressively being substituted by reinforcing bar, concrete-filled steel square tubular column is changed into the combined steel and concrete column with cross reinforcing bar.
Described combined steel and concrete column at B1 ground elevation below the height of the two layers of top board bean column node in underground
In the range of degree, the reinforcing bar edge of a wing is oblique inwardly takes in, and the distance that reinforcing bar is often organized between relative two side all reduces 0.2 meter.
The reinforcing bar of described combined steel and concrete column is inserted into basis end face in concrete column always, and the bottom surface of reinforcing bar uses
Foundation bolt is fixed on basis end face.
At each layer bean column node of described underground, i.e. concrete frame beam and combined steel and concrete column junction, concrete frame
The beam main tendon set a roof beam in place is connected by reinforced bar sleeve with the reinforcing bar edge of a wing or the web of combined steel and concrete column or welds.
The present invention has the advantage that with good effect:
Power transmission is clear and definite, difficulty of construction is low, remarkable in economical benefits for build-in structure at the bottom of the concrete-filled steel square tubular column post of the present invention, is ensureing
On the basis of stress, simplify construction method and ensured the realization of skyscraper function, it is adaptable to building with basement high level
The various concrete-filled steel square tubular columns built and the connection of infrastructure, make the connection node of combined steel and concrete column and concrete frame beam
By, the beam column cast-in-place node design of Structural Steel Reinforced Concrete pours together, and reinforcing bar uses bolt at basis end face,
Fix in the bounds of the reinforcing bar edge of a wing, it is convenient to omit boots beam at the bottom of post or a large amount of suspension column ribbed stiffener, suspension column size need not be increased,
Suspension column is made to be completely encapsulated in concrete column, simple installation, save building usable floor area.
Accompanying drawing explanation
Fig. 1 is the structure node schematic diagram of the present invention；
Fig. 2 is the sectional view in A portion in Fig. 1；
Fig. 3 is the sectional view in B portion in Fig. 1；
Fig. 4 is the sectional view in C portion in Fig. 1；
Fig. 5 is the sectional view of the reinforcing bar in C portion in Fig. 1；
Fig. 6 is the sectional view in D portion in Fig. 1；
Fig. 7 is the sectional view of the reinforcing bar in D portion in Fig. 1；
Fig. 8 is the sectional view in E portion in Fig. 1；
Fig. 9 is the sectional view of the reinforcing bar in E portion in Fig. 1.
Wherein: 1: square steel tube 2: cross ribbed stiffener
3: vertical reinforcement 4: stirrup
5: steel plate 6: reinforcing bar
7: foundation bolt 8: the edge of a wing
9: web 10: beam main tendon
11: reinforced bar sleeve
A: B1 b: at B1 ground elevation
C: first layer ground d: initial distance
Two layers, e: underground top board bean column node f: final distance
G: basis end face the h: the first distance
I: second distance.
Detailed description of the invention
Referring to the drawings and embodiment the present invention will be described in detail.
As shown in figs 1-9, build-in building method at the bottom of the concrete-filled steel square tubular column post of the band basement skyscraper of the present invention,
First, steel core concrete column more than positive negative zero, in the altitude range of B1 a, is set up cross in square steel tube 1 and is added
Strength rib 2, and in the concrete column of square steel tube 1 periphery, set up vertical reinforcement 3 and stirrup 4, gradually decrease square steel tube 1 each simultaneously
The sectional dimension of side steel plate 5, until b at B1 ground elevation, concrete-filled steel square tubular column is changed into combined steel and concrete column, contracting
Square steel tube 1 after subtracting is changed into reinforcing bar 6 edge of a wing 8, and cross ribbed stiffener 2 is changed into reinforcing bar 6 web 9；Then, on B1 ground
At the absolute altitude of face in the altitude range of the bean column node of below b, the sectional dimension of reinforcing bar 6 in reduction combined steel and concrete column further；
Finally, at basis end face, the reinforcing bar 6 in combined steel and concrete column uses foundation bolt 7 to anchor.
Described concrete-filled steel square tubular column is after first layer ground c, and square steel tube 1 inserts the concrete column of B1 a
In, in square steel tube 1, set up cross ribbed stiffener 2, cross ribbed stiffener 2 shares power and the moment of flexure that square steel tube 1 transmits, with
Time in the concrete column of square steel tube 1 periphery, set up vertical reinforcement 3 and stirrup 4.
After described square steel tube 1 inserts first distance h of concrete column 3 meters of B1 a, square steel tube 1 every side steel
The length of plate 5 horizontal cross-section is gradually reduced in the ratio of 1:4, until square steel tube 1 is inserted into B1 a concrete column 1.4 meters
Second distance i after, i.e. more than b at B1 ground elevation, the square steel tube 1 in concrete-filled steel square tubular column is at B1
Progressively being substituted by reinforcing bar in altitude range, concrete-filled steel square tubular column is changed into the combined steel and concrete column with cross reinforcing bar.
At described B1 ground elevation in the altitude range of more than b, reinforcing bar 1 is often organized between relative two side
Initial distance d is 1.2 meters.
The two layers of top board bean column node e's in the underground of described combined steel and concrete column below b at B1 ground elevation
In altitude range, the reinforcing bar edge of a wing 8 is oblique inwardly takes in, and final distance f that reinforcing bar 6 is often organized between relative two side is all reduced to
1.0 meters, the distance that i.e. reinforcing bar 6 is often organized between relative two side all reduces 0.2 meter.
The reinforcing bar 6 of described combined steel and concrete column is inserted into basis end face g, the bottom surface of reinforcing bar 6 in concrete column always
Foundation bolt 7 is used to be fixed on basis end face g.
At each layer bean column node of described underground, i.e. concrete frame beam and combined steel and concrete column junction, concrete frame
The beam main tendon 10 set a roof beam in place is connected by reinforced bar sleeve 11 with reinforcing bar 6 edge of a wing 8 or the web 9 of combined steel and concrete column or welds.
At the bottom of concrete-filled steel square tubular column post of the present invention, the node mode power transmission of build-in structure is clear and definite, difficulty of construction is low, economic effect
Benefit is notable, it is adaptable to various concrete-filled steel square tubular columns and the connection of infrastructure of basement skyscraper.
Due to the combined steel and concrete column embedded type build-in by underground multi-layer concrete post, pass to basis end face by reinforcing bar
Moment of flexure and shearing the most reduced, so can omit with the basis reinforcing bar suspension column that is connected of end face boots beam at the bottom of post or in a large number suspension column add
Strength rib, makes suspension column be completely encapsulated in concrete column, saves building usable floor area.
Further, since in underground each layer, square steel tube is transformed to reinforcing bar, and at each layer deck-molding of underground, Vierendeel girder with
Steel reinforced concrete connects simplicity, is increased without steel torr or ring flange, and the beam main tendon of Vierendeel girder is by reinforced bar sleeve and reinforcing bar coagulation
The reinforcing bar of earth pillar connects or welds, and makes the connecting joint of combined steel and concrete column and concrete frame beam press general stiffness coagulation
The beam column cast-in-place node of soil structure designs.
Owing to starting to add in square steel tube cross ribbed stiffener from B1 ground, make the power in square steel tube and moment of flexure
Major part shifts to cross reinforcing bar ribbed stiffener, and other are undertaken by combined steel and concrete column and vertical reinforcement and stirrup.Therefore, this
Kind method of attachment, on the basis of ensureing stress, simplifies construction way and has ensured the realization of building function.
Due to the Bending Moment Distribution by multi-layer underground beam Yu post, the moment of flexure passing to basis end face is the least, so square steel tube
Use bolt to fix in the bounds of the reinforcing bar edge of a wing at basis end face, suspension column need not be increased with resist torque, installation letter
Just use space, underground and is not affected.
Claims (6)
1. build-in building method at the bottom of the concrete-filled steel square tubular column post of a band basement skyscraper, it is characterised in that: first, just
Steel core concrete column more than negative zero, in the altitude range of B1, sets up cross ribbed stiffener in square steel tube, and
The concrete column that square steel tube is peripheral sets up vertical reinforcement and stirrup, gradually decreases the cross section chi of square steel tube every side steel plate simultaneously
It is very little, until at B1 ground elevation, concrete-filled steel square tubular column is changed into combined steel and concrete column；Then, on B1 ground
In the altitude range of the bean column node below at the absolute altitude of face, the sectional dimension of reinforcing bar in reduction combined steel and concrete column further；?
After, at basis end face, the reinforcing bar in combined steel and concrete column uses foundation bolt to anchor.
Build-in building method at the bottom of the concrete-filled steel square tubular column post of band basement skyscraper the most according to claim 1, its
It is characterised by: described concrete-filled steel square tubular column is after first layer ground, and square steel tube inserts in the concrete column of B1,
Setting up cross ribbed stiffener in square steel tube, cross ribbed stiffener shares power and the moment of flexure that square steel tube transmits, simultaneously in side
The concrete column that steel pipe is peripheral sets up vertical reinforcement and stirrup.
Build-in building method at the bottom of the concrete-filled steel square tubular column post of band basement skyscraper the most according to claim 1, its
It is characterised by: after described square steel tube inserts the first distance of the concrete column 3 meters of B1, square steel tube every side steel plate water
The length of plane section is gradually reduced in the ratio of 1:4, until square steel tube be inserted into the second of B1 concrete column 1.4 meters away from
From rear, i.e. at B1 ground elevation more than, the square steel tube in concrete-filled steel square tubular column is in B1 altitude range
Progressively being substituted by reinforcing bar, concrete-filled steel square tubular column is changed into the combined steel and concrete column with cross reinforcing bar.
Build-in building method at the bottom of the concrete-filled steel square tubular column post of band basement skyscraper the most according to claim 1, its
Be characterised by: described combined steel and concrete column at B1 ground elevation below the height of the two layers of top board bean column node in underground
In the range of degree, the reinforcing bar edge of a wing is oblique inwardly takes in, and the distance that reinforcing bar is often organized between relative two side all reduces 0.2 meter.
Build-in building method at the bottom of the concrete-filled steel square tubular column post of band basement skyscraper the most according to claim 1, its
It is characterised by: the reinforcing bar of described combined steel and concrete column is inserted into basis end face in concrete column always, and the bottom surface of reinforcing bar is adopted
It is fixed on basis end face with foundation bolt.
Build-in building method at the bottom of the concrete-filled steel square tubular column post of band basement skyscraper the most according to claim 1, its
It is characterised by: at each layer bean column node of described underground, i.e. concrete frame beam and combined steel and concrete column junction, concrete frame
The beam main tendon set a roof beam in place is connected by reinforced bar sleeve with the reinforcing bar edge of a wing or the web of combined steel and concrete column or welds.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610585483.5A CN106193299A (en) | 2016-07-25 | 2016-07-25 | With method for embedding at the bottom of the concrete-filled steel square tubular column post of basement skyscraper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610585483.5A CN106193299A (en) | 2016-07-25 | 2016-07-25 | With method for embedding at the bottom of the concrete-filled steel square tubular column post of basement skyscraper |
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| Publication Number | Publication Date |
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| CN106193299A true CN106193299A (en) | 2016-12-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610585483.5A Pending CN106193299A (en) | 2016-07-25 | 2016-07-25 | With method for embedding at the bottom of the concrete-filled steel square tubular column post of basement skyscraper |
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| CN (1) | CN106193299A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108301563A (en) * | 2018-03-22 | 2018-07-20 | 中建二局第三建筑工程有限公司 | A kind of basement stiffness rod structure and its construction method |
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| JPH10196047A (en) * | 1997-01-17 | 1998-07-28 | Ohbayashi Corp | Cast iron plate and post construction method using it |
| JP2009002006A (en) * | 2007-06-20 | 2009-01-08 | Shimizu Corp | Structure of column for composite structural building |
| CN102493600A (en) * | 2011-11-18 | 2012-06-13 | 江苏沪宁钢机股份有限公司 | Cross-box-shaped composite steel column and manufacturing method thereof |
| CN202483069U (en) * | 2011-11-18 | 2012-10-10 | 江苏沪宁钢机股份有限公司 | Cross round tube combination steel column |
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2016
- 2016-07-25 CN CN201610585483.5A patent/CN106193299A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10196047A (en) * | 1997-01-17 | 1998-07-28 | Ohbayashi Corp | Cast iron plate and post construction method using it |
| JP2009002006A (en) * | 2007-06-20 | 2009-01-08 | Shimizu Corp | Structure of column for composite structural building |
| CN102493600A (en) * | 2011-11-18 | 2012-06-13 | 江苏沪宁钢机股份有限公司 | Cross-box-shaped composite steel column and manufacturing method thereof |
| CN202483069U (en) * | 2011-11-18 | 2012-10-10 | 江苏沪宁钢机股份有限公司 | Cross round tube combination steel column |
Non-Patent Citations (1)
| Title |
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| 李科海等: "钢框架-混凝土剪力墙超高层结构设计例析", 《建筑》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108301563A (en) * | 2018-03-22 | 2018-07-20 | 中建二局第三建筑工程有限公司 | A kind of basement stiffness rod structure and its construction method |
| CN108301563B (en) * | 2018-03-22 | 2023-10-27 | 中建二局第三建筑工程有限公司 | Basement stiffness steel column and construction method thereof |
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Application publication date: 20161207 |
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