CN105625568B - Assembly concrete orthogonal spatial space lattice boxlike tube-in-tube structure - Google Patents
Assembly concrete orthogonal spatial space lattice boxlike tube-in-tube structure Download PDFInfo
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- CN105625568B CN105625568B CN201511013604.0A CN201511013604A CN105625568B CN 105625568 B CN105625568 B CN 105625568B CN 201511013604 A CN201511013604 A CN 201511013604A CN 105625568 B CN105625568 B CN 105625568B
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- concrete
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- floor system
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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
- E04B1/20—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of concrete, e.g. reinforced concrete, or other stonelike material
-
- 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
- E04B1/20—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of concrete, e.g. reinforced concrete, or other stonelike material
- E04B1/21—Connections specially adapted therefor
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
Abstract
The present invention relates to a kind of assembly concrete orthogonal spatial space lattice boxlike tube-in-tube structure, the grid of horizontal hollow floor system is equal with the grid of vertical grid type framework, and is rigidly connected each other in intersection；Superstructure and the armored concrete Center-Periphery Structure periphery shear wall in center, it is to be rigidly connected in hollow floor system position, superstructure and central core cylinder shear wall and it is rigidly connected into grid type box structure two-by-two respectively with vertical grid type framework, grid type box structure and central concrete core cylinder composition orthogonal spatial boxlike tube-in-tube structure, after horizontal hollow floor system and vertical grid type frame unitization are prefabricated, then it is layered installation；Amount of concrete is poured into a mould after assembled node to account within the 5% of total amount, and template usage amount and man-hour is greatly lowered, improves construction speed, construction costs entire lowering 20% or so.
Description
Technical field
The present invention relates to a kind of high-rise and Super High concrete structure, specifically, it is related to a kind of assembled monoblock type and mixes
Native orthogonal spatial space lattice boxlike tube-in-tube structure is coagulated, belongs to technical field of buildings.
Technical background
Houses in 2014 and the issue of town and country construction portion《Prefabricated concrete structure technical regulation》（JGJ1-2014）, mainly
It is to be directed to traditional concrete structure, such as framework, frame are cut, frame cylinder structural systems, are as shown in Figure 1 traditional concrete frame
Frame core barrel structures, its central Center-Periphery Structure shear wall in-situ casting, peripheral frame trestle, beam, secondary beam and plate to be prefabricated assembled,
It from down to up, prefabricated post, beam are equipped with Hou Jiao areas by layer upon layer at node, and concrete is cast by secondary after bar connecting
Formed overall.For high-rise and high-rise building, the framework beam and column on periphery, often fat beams and columns, several tons of the lighter, severe one ten
Several tons, and be single, transport, installation, manufacture difficulty are big, using traditional structure system assemble for high-rise building whole
Body formula is constructed, it is difficult to reduce the effect of construction costs reaches energy-saving and emission-reduction.
The content of the invention
The problem to be solved in the present invention is the deficiency for more than, there is provided a kind of assembled integral concrete orthogonal spatial is empty
Between grid boxlike tube-in-tube structure and preparation method, using after the structure and after method, realize following purpose：
1st, building realizes blocking assembly.
2nd, pouring concrete quantities after reducing.
3rd, construction quality, accelerating construction progress are improved.
4th, construction costs is reduced.
5th, prefabrication, assembled in situ, civilized construction.
To solve above technical problem, the present invention uses following technical scheme：Assembly concrete orthogonal spatial space networks
Lattice boxlike tube-in-tube structure, it is characterised in that：The grid of horizontal hollow floor system is equal with the grid of vertical grid type framework, and that
This is rigidly connected in intersection；
After horizontal hollow floor system and vertical grid type frame unitization are prefabricated, then it is layered installation.
A kind of prioritization scheme, superstructure and the armored concrete Center-Periphery Structure periphery shear wall in center, it is in hollow floor system position
It is rigidly connected.
Further, superstructure and central core cylinder shear wall and it is rigidly connected two-by-two respectively networking with vertical grid type framework
Form box structure.
Further, grid type box structure and central concrete core cylinder composition orthogonal spatial boxlike tube-in-tube structure.
It is orthogonal based on above assembly concrete orthogonal spatial space lattice boxlike tube-in-tube structure, the assembly concrete
Just putting the preparation method of space lattice boxlike tube-in-tube structure includes：
Vertical grid type framework and horizontal empty stomach grid superstructure are respectively divided into some grid cells, are then prefabricated into spelling
Fill unit, then layering installation at the construction field (site).
Further, precast construction amount accounts for the 85% of whole project.
Further, central concrete Center-Periphery Structure is cast in layering from bottom to top at the scene；
Tower crane is set in concrete Center-Periphery Structure, makees assembled rigid unit lifting, install and use.
Further, after core tube construction layer 2-3, first the vertical grid type frame assembling unit in periphery is installed, often
One layer of grid frame trestle splices with 45 ° of angle laced beams of superstructure in the prefabricated 45 ° of assembled stretchers of superstructure absolute altitude here,
Wall stand sets mounting bracket when installing；
After each layer of periphery grid type framework installation is in place, layering installation concrete empty stomach grid prefabricated unit, tower crane is hung
After dress is in place, set support frame in place in the support of each section position.
Further, at square net hollow floor system rest, four-point supporting steel bar truss floor support plate is laid, is only being spliced
Position sets template.
Further, indulge muscle in node location shear connector and the upper reinforcement that winds up is penetrated in reserved stirrup, then in grid
Steel bar truss floor support plate is shelved in corner rest position, then laced beam is winded up in the reserved stirrup of top longitudinal reinforcement setting, assembled
Upper and lower chord member stitching position longitudinal reinforcement connection between unit and assembled rigid unit, after upper and lower string stitching position model sheetinstallat,
At stitching portion and floor support plate it is disposable after pour high one-level concrete, empty stomach grid cell and the secondary shape after casting concrete of floor support plate
Overall into superstructure, middle part reserves the interlayer of horizontal pipeline laying, when vertical with pouring coagulation after horizontal concrete grid stitching position
Soil maintenance is completed, that is, forms concrete orthogonal spatial space lattice boxlike tube-in-tube structure.
The present invention uses above technical scheme, compared with prior art, have advantages below：
1st, the quadrature transverse of building structure of the present invention just putting hollow floor system grid it is equal with vertical grid type frame mesh,
And be rigidly connected each other in intersection, the mechanical model of space lattice box structure is formed, so that the mechanical property of structural system
It can be improved significantly with anti-side rigidity, it is so as to realize that horizontal hollow floor system and vertical grid type frame unitization is prefabricated
Afterwards, then it is layered installation.
2nd, after due to prefabricated unit gridding, sectional dimension of members is small, and from heavy and light, unit area coverage is big, assembled node
Cast amount of concrete is accounted within the 5% of total amount afterwards.
3rd, prefabricated components also gridding, globality and space behavior enhancing, mounting structure covering construction area is also big, in removing
It is still in-situ casting to entreat Center-Periphery Structure（15%）, remaining large area（85%）Component is prefabricated assembled, is made in precasting yard, by state
Family's professional standard（JGJ1-2014）Fabricated assembly overall construction is carried out, after the strong ties reinforcing bars such as splicing position, second pouring
Concrete is linked as entirety, significantly reduces cast-in-place concrete workload, only sets template in stitching position, is greatly lowered
Template usage amount and man-hour, construction speed is improved, save the development that template promotes building industrialization.
4th, construction costs entire lowering 20% or so.
5th, 20%-25% is improved compared to traditional concrete frame, Center-Periphery Structure structural system anti-side rigidity.
6th, the thickness of superstructure is reduced, in high building maximum height and floor clear height under the same conditions, reduces floor height, is increased
The number of plies of high building is added.
7th, superstructure thickness δ=(1/25-1/30) L (depth), indoor room can be divided freely, not by " having wall to have beam "
Limitation, plate center can pass through horizontal pipeline on an empty stomach.
The invention will be further described with reference to the accompanying drawings and examples.
Brief description of the drawings
The standard Rotating fields of concrete frame core barrel structure during accompanying drawing 1 is built for traditional high level with Super High office building
Layout drawing；
Accompanying drawing 2 is cylinder in concrete orthogonal spatial space lattice boxlike cylinder in the high-rise building with Super High office building of the present invention
The index bed structural plan of structure；
Accompanying drawing 3 is prefabricated mesh unit layout drawing in Fig. 2, and A1 is identical with A2 cell geometry sizes, but arrangement of reinforcement is different；
Accompanying drawing 4 is precast concrete A1, A2 grid empty stomach unit plane geometry dimensional drawing in Fig. 3, and rest is to shelve reinforcing bar
The supporting-point of truss floor support plate；
Accompanying drawing 5 is the steel bar truss floor support plate plane and profile of each grid of superstructure in the present invention；
Accompanying drawing 6 is the A connection details construction that A units are orthogonal in Fig. 4；
Accompanying drawing 7 is A node profile constructions in Fig. 6, and the stirrup that winds up is reserved on prefabricated component, and floor support plate is installed and mended and wire-ties
After cast high one-level concrete；
Secondary to cast the superstructure formed after concrete whole for concrete empty stomach grid cell and floor support plate in the present invention for accompanying drawing 8
Body；
Accompanying drawing 9 is A nodes and B node detail structure in accompanying drawing 8, represents rear pouring concrete position with choice refreshments, thick dashed line is
Reinforcing bar in prefabricated components；
Accompanying drawing 10 is on the middle and senior level and Super High of the invention（100m≤H≤216m）Assembled integral concrete orthogonal spatial is empty
Between grid boxlike tube-in-tube structure, extranets lattice frame prefabricated unit A, B arrangement sketch；
Accompanying drawing 11 is precast concrete grid A unit structural maps in Figure 10.
Embodiment
Embodiment 1, as shown in Fig. 2 concrete orthogonal spatial space lattice box structure tube-in-tube structure, if still using existing
Field is cast, and shuttering work amount is big, although being primary structural component, number of nodes increases considerably, as Fig. 2 often increases superstructure concrete section
Point amount is more than structure 3 shown in Fig. 1 times, if still big using in-situ casting template amount, work consuming takes, whole according to prefabrication and assembly construction
Body formula construction method, is up to the effect of getting twice the result with half the effort.
The space lattice boxlike tube-in-tube structure of concrete orthogonal spatial shown in Fig. 2, its horizontal concrete empty stomach superstructure be a ×
a=2.8m×2.8m=9.84m2Square empty stomach grid, upper and lower string has 1/3 and Center-Periphery Structure concrete shear force wall in its laced beam
It is rigidly connected, another 2/3 laced beam is orthogonal to be rigidly connected, and laced beam and homogeneous a pair of the vertical grid type frame column of surrounding
It should be rigidly connected, framework colum network size is equal with empty stomach grid, i.e., vertical grid and and transverse grid composition space lattice boxlike
Structure is overall, has the characteristic of plate, due to gridding, node of node of the structure per first floor lid than conventional structure shown in Fig. 1
Into multiple increase, then cast and taken a lot of work with conventional field, be time-consuming, Fei Cai, it is specific real for this using assembled integral industrialization process
It is as follows to apply mode：
1）Prefabricated component makes：Superstructure, periphery grid type framework prefabricated unit, these units are prefabricated in precasting yard, such as
Shown in Fig. 3, superstructure is divided into A1Unit 8, A2Unit 10, every layer of grid type framework standard layer A units 16, unit B 4
（Totally 4, every layer of corner）, as shown in figure 11, these prefabricated mesh concrete units, according to construction drawing requirement from bottom to top, in batches
It is prefabricated.
2）Central concrete Center-Periphery Structure at the scene cast from bottom to top by layering, and pays attention to each layer and superstructure stitching position
Construction, concrete Center-Periphery Structure is interior to set tower crane, makees prefabricated unit lifting, installs and uses；
3）Core tube construction（Layer 2-3）Afterwards, first the grid A of Figure 10 divisions, unit B are installed, Figure 11 wall stand concretes
Native grid A units, its each layer of grid frame trestle in the prefabricated 45 ° of assembled stretchers of superstructure absolute altitude, here with superstructure
45 ° of angle laced beam splicings, wall stand should have special mounting bracket when installing, it is ensured that structure is set up safely and second pouring concrete
And conserve.After each layer of periphery grid type framework installation is in place, precast concrete empty stomach grid A shown in installation diagram 3 is layered1With A2
Unit, Fig. 4 are precast concrete grid A1(A2) cell floor plan, this prefabricated component covering superstructure area of plane 35m2, conduct oneself with dignity less than
3T, and good integrity, after tower crane lifting is in place, there should be special support frame（Liftable）It is in place in the support of each section position, such as
Shown in Fig. 5, at square net hollow floor system rest, four-point supporting steel bar truss floor support plate is laid, is only set in stitching position
Template, Fig. 6 are that prefabricated A units shear key position and winded up joint structure, and node center is shear connector stirrup and vertical reinforcement, this steel
90 ° of muscle upper end is bent winds up in stirrup in reserved, and Fig. 7 is Fig. 6 A-A sections, indulges muscle in node location shear connector and winds up
Upper reinforcement is penetrated in reserved stirrup, then steel bar truss floor support plate is shelved in grid corner rest position, then as shown in Figure 9 will
Laced beam winds up in the reserved stirrup of top longitudinal reinforcement setting, upper and lower chord member stitching position longitudinal reinforcement between unit and unit
（Upper and lower two row of lower edge, a bottom one of winding up arranges）Deng strong ties, after upper and lower string stitching position model sheetinstallat, stitching portion and building
At board it is disposable after pour high one-level concrete, as Fig. 9 is labeled with black choice refreshments position, high building superstructure forms cuing open such as Fig. 8
Surface construction, superstructure depth 11200 herein, empty stomach plate thickness 450 (L/25), middle part reserves headroom 2.55m×0.1m, it is level
The interlayer of pipe installation, pouring concrete maintenance completion, that is, form " concrete after vertical and horizontal concrete grid stitching position
Orthogonal spatial space lattice boxlike tube-in-tube structure ".
One skilled in the art would recognize that above-mentioned embodiment is exemplary, it is in order that ability
Field technique personnel can be better understood from present invention, should not be understood as limiting the scope of the invention, such as assembled
Unit realizes that industrialization carries out volume production, and construction unit only needs at the scene that central concrete Center-Periphery Structure is cast since second step
As long as according to technical solution of the present invention improvements introduced, protection scope of the present invention is each fallen within.
Claims (7)
1. assembly concrete orthogonal spatial space lattice boxlike tube-in-tube structure, it is characterised in that：The net of horizontal hollow floor system
Lattice are equal with the grid of vertical grid type framework, and are rigidly connected each other in intersection；
After horizontal hollow floor system and vertical grid type frame unitization are prefabricated, then it is layered installation；
The preparation method of the assembly concrete orthogonal spatial space lattice boxlike tube-in-tube structure, including：At the scene under
Central concrete Center-Periphery Structure is cast to higher slice；
Tower crane is set in central concrete Center-Periphery Structure, makees assembled rigid unit lifting, install and use；
After central concrete core tube construction layer 2-3, first the vertical grid type frame assembling unit in periphery is installed, each layer
Grid frame trestle in the prefabricated 45 ° of assembled stretchers of horizontal hollow floor system absolute altitude, here with horizontal 45 ° of angles of hollow floor system
Laced beam splices, and wall stand sets mounting bracket when installing；
After each layer of periphery grid type framework installation is in place, layering installation concrete empty stomach grid prefabricated unit, tower crane lifts just
Behind position, set support frame in place in the support of each section position.
2. assembly concrete orthogonal spatial space lattice boxlike tube-in-tube structure as claimed in claim 1, it is characterised in that：
Horizontal hollow floor system is to be rigidly connected in horizontal hollow floor system position with central concrete Center-Periphery Structure periphery shear wall.
3. assembly concrete orthogonal spatial space lattice boxlike tube-in-tube structure as claimed in claim 1, it is characterised in that：
Horizontal hollow floor system and central concrete Center-Periphery Structure shear wall and it is rigidly connected into grid two-by-two respectively with vertical grid type framework
Formula box structure.
4. assembly concrete orthogonal spatial space lattice boxlike tube-in-tube structure as claimed in claim 1, it is characterised in that：
Grid type box structure and central concrete core cylinder composition orthogonal spatial boxlike tube-in-tube structure.
5. the assembly concrete orthogonal spatial space lattice boxlike tube-in-tube structure as described in one of claim 1-4,
It is characterized in that：Preparation method includes：
Vertical grid type framework and horizontal hollow floor system are respectively divided into some grid cells, are then prefabricated into assembled rigid unit,
Layering installation at the construction field (site) again.
6. assembly concrete orthogonal spatial space lattice boxlike tube-in-tube structure as claimed in claim 5, it is characterised in that pre-
Quantities processed accounts for the 85% of whole project.
7. assembly concrete orthogonal spatial space lattice boxlike tube-in-tube structure as claimed in claim 1, it is characterised in that：
Muscle is indulged in node location shear connector and the upper reinforcement that winds up is penetrated in reserved stirrup, then shelves steel in grid corner rest position
Muscle truss floor support plate, then laced beam is winded up in the reserved stirrup of top longitudinal reinforcement setting, between assembled rigid unit and assembled rigid unit
Upper and lower chord member stitching position longitudinal reinforcement connection, after upper and lower string stitching position model sheetinstallat, stitching portion and steel bar girder building
At board it is disposable after pour high one-level concrete, concrete empty stomach grid prefabricated unit and steel bar truss floor support plate be secondary cast it is mixed
Horizontal hollow floor system entirety is formed after solidifying soil, middle part reserves the interlayer of horizontal pipeline laying, when vertical and horizontal concrete grid
Pouring concrete maintenance is completed after stitching position, that is, forms concrete orthogonal spatial space lattice boxlike tube-in-tube structure.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201511013604.0A CN105625568B (en) | 2015-12-31 | 2015-12-31 | Assembly concrete orthogonal spatial space lattice boxlike tube-in-tube structure |
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| CN201511013604.0A CN105625568B (en) | 2015-12-31 | 2015-12-31 | Assembly concrete orthogonal spatial space lattice boxlike tube-in-tube structure |
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| CN105625568A CN105625568A (en) | 2016-06-01 |
| CN105625568B true CN105625568B (en) | 2018-02-06 |
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105951995A (en) * | 2016-06-08 | 2016-09-21 | 潍坊昌大建设集团有限公司 | Prefabricated concrete III orthogonal-diagonal space lattice box type tube-in-tube structure and manufacturing method thereof |
| CN106245772A (en) * | 2016-08-03 | 2016-12-21 | 潍坊昌大建设集团有限公司 | Assembly concrete orthogonal spatial space lattice boxlike bundled tube structure and manufacture method |
| CN106996147B (en) * | 2017-03-31 | 2019-10-18 | 东南大学 | Multilayer large-span assembled orthogonal spatial assembled concrete space lattice box structure and production method |
| CN107724536A (en) * | 2017-09-21 | 2018-02-23 | 湖南金海钢结构股份有限公司 | A kind of compound orthogonal spatial space steel lattice boxlike tube-in-tube structure of assembled |
| CN107630509A (en) * | 2017-09-21 | 2018-01-26 | 湖南金海钢结构股份有限公司 | A kind of compound orthogonal-diagonal lattice space steel lattice boxlike tube-in-tube structure of assembled |
| CN107989193A (en) * | 2017-12-10 | 2018-05-04 | 湖南金海钢结构股份有限公司 | Compound orthogonal spatial space lattice boxlike tube-in-tube structure and production method |
| CN108951643B (en) * | 2018-09-06 | 2020-06-09 | 中国建筑第八工程局有限公司 | Super high-rise deep foundation pit basement core tube large-span large-area support changing construction method |
| CN109403460A (en) * | 2018-09-10 | 2019-03-01 | 湖南工业大学 | Circular flat large span honeycomb type concrete space lattice box structure and preparation method |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2625599A1 (en) * | 1976-06-08 | 1977-12-22 | Norbert Dr Ing Wackernell | Lattice structure acting as fluid distribution system - has tubes screwed together at nodal points with joints sealed by socket inserts |
| CN202298892U (en) * | 2011-10-02 | 2012-07-04 | 广州市城市规划勘测设计研究院 | Composite structure system of steel frame-concrete tube |
| CN102454217B (en) * | 2011-11-08 | 2014-06-04 | 浙江东南网架股份有限公司 | Bunchy tube structure for concrete core tubes and integrally-assembled space steel grids |
| CN203977572U (en) * | 2014-04-30 | 2014-12-03 | 王本淼 | A kind of high-rise building that adopts cast-in-situ hollow building roof |
| CN104929290B (en) * | 2015-04-29 | 2017-11-14 | 潍坊昌大建设集团有限公司 | Large-span steel-reinforced concrete orthogonal-diagonal lattice hollow floor system and preparation method thereof |
| CN104988984A (en) * | 2015-04-29 | 2015-10-21 | 潍坊昌大建设集团有限公司 | U-shaped steel and concrete combined orthogonal-diagonal spatial grid box type structure and manufacturing method |
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Granted publication date: 20180206 Termination date: 20211231 |