CN109281478A - A kind of assembly method of shear wall-concrete truss overhanging construction - Google Patents
A kind of assembly method of shear wall-concrete truss overhanging construction Download PDFInfo
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- CN109281478A CN109281478A CN201810950032.6A CN201810950032A CN109281478A CN 109281478 A CN109281478 A CN 109281478A CN 201810950032 A CN201810950032 A CN 201810950032A CN 109281478 A CN109281478 A CN 109281478A
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- 238000010276 construction Methods 0.000 title claims abstract description 71
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- 210000003205 muscle Anatomy 0.000 claims description 24
- 239000002689 soil Substances 0.000 claims description 8
- 241001669679 Eleotris Species 0.000 claims description 7
- 230000015271 coagulation Effects 0.000 claims description 7
- 238000005345 coagulation Methods 0.000 claims description 7
- 239000011381 foam concrete Substances 0.000 claims description 6
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 230000004308 accommodation Effects 0.000 claims description 5
- 239000004570 mortar (masonry) Substances 0.000 claims description 5
- 238000005192 partition Methods 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- 238000005266 casting Methods 0.000 claims description 2
- 230000008569 process Effects 0.000 description 14
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- 238000010586 diagram Methods 0.000 description 9
- 238000013461 design Methods 0.000 description 7
- 238000006073 displacement reaction Methods 0.000 description 4
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- 230000015572 biosynthetic process Effects 0.000 description 3
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- 238000002474 experimental method Methods 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000013011 mating Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
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- 238000012795 verification Methods 0.000 description 2
- 241000272517 Anseriformes Species 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
Classifications
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- 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
- E04G21/14—Conveying or assembling building elements
-
- 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
- E04B1/34—Extraordinary structures, e.g. with suspended or cantilever parts supported by masts or tower-like structures enclosing elevators or stairs; Features relating to the elastic stability
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- Structural Engineering (AREA)
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
- Joining Of Building Structures In Genera (AREA)
Abstract
The present invention relates to a kind of shear wall-concrete truss overhanging construction assembly methods, include the following steps: (1) basis arrangement；(2) concrete truss and shear wall for lifting first layer, concrete truss, shear wall are connected with basis, the top boom of concrete truss laterally outward overhangs with respect to lower boom one end, and one end is laterally inwardly taken in；Concrete truss is arranged multiple rows of, shear wall is fixedly connected and is surrounded by least one Core Walls Structure, Core Walls Structure is arranged within the scope of the vertical load-bearing main body, building is assembled obliquely up with above-mentioned steps assembly predetermined number of layers and constitutes an overhanging unit, the overhanging of the concrete truss of two neighbouring overhanging units is contrary and constitutes firm cellular construction, and the Core Walls Structure is integrally continuously arranged from bottom to top and connected integral along shear wall-concrete truss overhanging construction；(3) step (2) continues up construction along building central axes mirror image afterwards, completes the assembly of multiple firm cellular constructions.
Description
Technical field
The invention belongs to building engineering field more particularly to a kind of assembly of shear wall-concrete truss overhanging construction
Method.
Background technique
In the major premise that land resource that China can be used in urban construction is limited, population constantly increases, urbanization accelerates
Under, the soil that downtown area can be sent out is fewer and fewer, and the rare degree in the especially superior location in big city is particularly evident, on the contrary
, city is but rising steadily to housing demand, therefore low-density residential buildings form has been not suitable for surviving in China city, and
High-rise agglomerated residence has obtained broad development with the advantage of its higher plot ratio.At home in most of more developed city,
The villa house of low-density often build Outskirts of City or outer suburbs location in, and people gradually have found Suburban Life during house
Mode facing the Space Quality of inhabitation and travel to and fro between residence time cost and lack improve life it is mating between lance
Shield.Therefore, in order to solve the contradiction of comfort and convenience, the agglomerated residence of villadom be increasingly becoming for real estate market it is high-end
The new lover of product.This kind of house is located at downtown prime location mostly, and the function cloth of villa house is imitated on Size Dwelling Design
Office, and have " hanging garden ", occupant, which stays indoors, can get close to nature；Plane figure design can also be optimized, as villa one
Sample possesses the inhabitation atmosphere of individual character secret；Along with the full landscape balcony etc. towards Urban Parks or waters, therefore opened by real estate
Hair quotient are described as " aerial villa " in city.To a certain extent, it is equivalent to villa house ensemble, extends to sky
In, it is incomparable that the imposing manner of " it is small to have a guide look of all mountains " is sometimes villa.
Villa embodies a kind of natural life style as a kind of high-quality house, more representative of inhabitation culture and
Spirit becomes the best inhabitation selection of people's good life needs, and price is high, remote, mating uneven congruence of living all is general
The logical people are difficult to the major reason received to it.And the soil and construction cost of aerial villa and common high residential building are suitable, enjoy
By villa quality and occupy downtown prime location, be the house of new generation that people go after like a flock of ducks, demand crowd will not
It is only limitted to the elite crowd of booming income again, but ruck and middle class, the scale of construction of the market demand is than present high level
House is bigger, not only contains the demand crowd of existing high residential building, will also include a part of existing villa demand crowd.Cause
As the high-end house in down town, demand is very wide in this central U.S. villa.
Summary of the invention
The object of the present invention is to provide a kind of structure novels, assembly efficiency height, and villa house ensemble simultaneously extends to aerial
Shear wall-concrete truss overhanging construction assembly method.
Above-mentioned purpose is to be achieved through the following technical solutions: a kind of assembly of shear wall-concrete truss overhanging construction
Method, the shear wall-concrete truss overhanging construction include vertical load-bearing main body and overhanging in the vertical load-bearing master
Cantilever part outside body, the shear wall-concrete truss overhanging construction assembly method include the following steps:
(1) basis arrangement；
(2) concrete truss and shearing of first layer the assembly of the construction of Core Walls Structure and firm cellular construction: are lifted
Concrete truss, shear wall are connected by wall with basis, and the top boom of concrete truss is laterally outward hanged with respect to lower boom one end
It chooses, one end is laterally inwardly taken in；Concrete truss is longitudinally arranged multiple rows of, and shear wall is fixedly connected and is surrounded by least one
A Core Walls Structure, Core Walls Structure are arranged within the scope of the vertical load-bearing main body, the concrete truss that shear wall intersects with it are fixed
Connection, connects between multiple rows of concrete truss integral by precast beam, then sets up temporary support in first layer, lifting is in advance
It is fixedly connected by floor processed with the concrete truss and/or shear wall；Make to build with above-mentioned steps assembly predetermined number of layers
An overhanging unit is obliquely up assembled and constitutes, the one end on the upper layer of the overhanging unit is with respect to its adjacent lower
Laterally overhanging preset distance, the other end laterally take in preset distance, the concrete truss on the upper layer of same row and mixing for lower layer
Solidifying soil truss is fixedly connected integral；Continue assembly overhanging unit, top according to above-mentioned steps on the top of above-mentioned overhanging unit
The concrete truss for the overhanging unit top layer that the concrete truss of overhanging unit bottom is disposed adjacent with its underpart is fixedly connected,
The overhanging of the concrete truss of two neighbouring overhanging units is contrary and constitutes firm cellular construction, the core
Cylinder is integrally continuously arranged from bottom to top and is connected integral along shear wall-concrete truss overhanging construction；
(3) step (2) continues up construction along building central axes mirror image afterwards, completes multiple firm cellular constructions
Assembly.
Cantilever part described herein refers to the part overhang outside vertical load-bearing main body, and vertical load-bearing main body is specific
Refer to and bears building structure self weight and vertical additional load, mobile load and the structure position that it is successively transferred to basis.
Adjacent two overhanging units constitute a firm cellular construction in this building structure, and consolidating cellular construction is three
Angular rock-steady structure, this building structure can be made of multiple firm cellular constructions, and whole building is in broken line type, concrete purlin
The every overhanging unit increments overhanging of frame, the number of plies of each overhanging unit can be set according to specific actual conditions, if every layer of overhanging 2.1
Rice, then 4 layers overhang 8.4m altogether, cantilever part, which is formed on one, day, under have the balcony space on ground, reach the function of villa,
Trees etc. can be planted above, and villa house ensemble is extended to sky by the function distribution that villa house is imitated on Size Dwelling Design
In, occupant stays indoors to get close to naturally, can also optimize plane figure and design, and individual character secret is possessed as villa
Inhabitation atmosphere, form aerial villa；Experiment proves that this cantilevered structure can satisfy structure safety and requirement.
Specifically, for this method assembly building in the floor direction taken in upwards, every layer of upper space is open, formation
On have day, be incremented by the direction of overhanging upwards, every layer of lower space be it is unobstructed, be down ground, one side house type of every floor is equal
There is day in one direction on being, can be planted, and forms garden, and the aerial villa of the general top grade is 2 layer of one family, then
The trees plant of first layer can be more than that layer is high, reach the second layer, make 2 layers of function of enjoying garden villa.
The building of this method construction is made of assembling truss+assembly or cast-in-place Core Walls Structure, vertical load by truss and
Core Walls Structure shared can greatly improve the ability for resisting horizontal earthquake load due to the addition of Core Walls Structure.The number of plies it is high,
When seismic force is larger, it can satisfy shockproof requirements.Main load-carrying member of the concrete truss as constructure body structure, can
Used instead of prefabricated post and wallboard, the pure solid concrete of truss weight ratio of use it is light, economy to structure entirety and resist
Shake is advantageous, and can save a large amount of concrete and bar material, and truss can be conducive to the connection between room, in forming chamber
Variable large space, reaches the large space function of villa.
Further technical solution is, first that shear wall-concrete truss overhanging construction is whole in the step (2)
A Core Walls Structure assembly is completed, and the assembly of concrete truss and precast floor slab is then successively completed.
Further technical solution is that the Core Walls Structure is perpendicular as the shear wall-concrete truss overhanging construction
To traffic core, in the step (2) by stair or elevator setting in the Core Walls Structure.
Stability after forming Core Walls Structure due to shear wall is stronger, and the stress of Core Walls Structure is better than the perpend wall being separately provided,
The escape route that Core Walls Structure is built as vertical traffic nuclear protection makes building when an earthquake occurs, guarantees the safety of staircase.
Further technical solution is that the concrete truss includes the concrete truss unit of multiple horizontal splicings, institute
It states in step (2), again by the concrete of level splicing after concrete truss unit is fixedly connected with the concrete truss of lower layer
Truss element connection is integral.In this way, concrete truss unit member is smaller relatively light, it is readily transported and lifts, in assembling process
By being assembled into monolithic concrete truss, globality is relatively preferable, and installation effectiveness is high.
Further technical solution is that the vacancy position in the step (2) in the concrete truss is filled with hair
It steeps concrete or sound insulationg board forms internal partition wall.In this way, internal partition wall is then formed by filling-foam concrete or sound insulation plate girder,
The prefabricated rear mode installed can be used in foamed concrete in specific assembling process, and the mode poured can also be used and fill, triangle
Sound insulationg board then can be used self threading pin or nailing and connect with concrete truss unit.
Further technical solution is that the concrete truss unit includes concrete frame and is arranged in the coagulation
Concrete support in native frame, the concrete frame include vertical web member, and the vertical web member separates concrete frame
At multiple polygon frames, the both ends of the concrete support are connected to the angle steel joint of the polygon frame.
It should be noted that concrete frame is separated by vertical web member when the frame of concrete frame is non-bevelled
The both ends of multiple quadrilateral frames, the concrete branch are connected to the angle steel joint of the quadrilateral frame, when concrete frame
When a certain frame is bevel edge, then one of them polygon frame being separated to form is triangle frame, triangle frame is interior, and no setting is required
Concrete support.
Further technical solution is that the upper and lower part of the inner wall of the concrete frame is equipped with the first built-in fitting, institute
Stating concrete support includes diagonal brace, and the both ends of the diagonal brace are equipped with the second built-in fitting, first built-in fitting and second pre-buried
Part is detachably connected.In this way, can then remove in the place that building does not need setting, mode changes relatively flexibly, and later period family
If desired type is changed, want to get through in certain several room, under the premise of meeting structure stress, can be supported with dismantling concrete, directly
It connects to form large space.
Further technical solution is that first built-in fitting and the second built-in fitting include at least connecting plate, the company
Fishplate bar is equipped with threaded connection hole, and first built-in fitting and the second built-in fitting are bolted.In this way, assembly and disassembly is simple
Just, and connection is reliable.
Further technical solution is that concrete truss unit spliced side is equipped with notch and vertical jack hole, described
In step (2), the concrete truss unit spliced side mutually spliced forms accommodation groove, is equipped with link block, institute in the accommodation groove
It states link block and also is provided with vertical jack hole, the vertical jack hole of the link block is vertically worn with the concrete truss unit
Hole is connect to be connected, wear connect muscle wear connect the vertical jack hole link block is connected with concrete truss unit it is integral.
Further technical solution is that the concrete truss unit is triangular structure, two concrete truss units
Bevel edge be spliced to form truss module, multiple horizontally-spliced composition concrete truss of truss module.In this way, the triangular member
Standard module can be formed, can largely be produced without make-to-order, directly assembly when having demand has welding, bolt
Connection two ways forms entirety, this concrete truss cellular manufacture mould standard, modularization are high-efficient.
Further technical solution is that concrete truss unit is equipped with built-in connection, and the built-in connection is exposed extremely
The splicing side of the concrete truss unit, the built-in connection welding mutually spliced are integral.
Further technical solution is, in the step (2), the concrete truss on the upper layer of same row and mixing for lower layer
Solidifying soil truss is fixedly connected integral, is respectively equipped at the top and bottom of the concrete truss and stretches out muscle and injected hole, lower part
Concrete truss the stretching muscle concrete truss that stretches to top injected hole in, be perfused with mortar in the injected hole.
In this way, the concrete truss of lower layer and the concrete truss connection on upper layer are integral, multi-layer concrete truss structure is formed, it can
Applied to multi-story structure, above-mentioned connection is reliable, and levels concrete truss forms effective dry type connection, can reduce wet work
Industry, is conducive to the conduction of power between levels concrete truss, while greatly improving field erected efficiency, improves construction
Speed.
Further technical solution is that in the step (2), the concrete on the upper layer is arranged in the precast floor slab
Between truss and the concrete truss of lower layer, the precast floor slab and concrete truss are equipped with jack hole, neighbouring setting
Concrete truss unit and precast floor slab are bolted, and the concrete truss unit is equipped with jack hole, and the bolt is worn
It connects the concrete truss of layer, the jack hole of precast floor slab and the concrete truss on upper layer and is fastened by nut.
Further technical solution is, the precast floor slab be overlapped on the concrete truss and with the concrete
Truss is fixedly connected, and the splicing side of the precast floor slab is equipped with notch and convex block, and the convex block is overlapped on the concrete frame
On.In this way, making full use of the design feature of concrete truss, and notch and convex block, assembly are equipped in the splicing side of precast floor slab
The two is fixedly connected while precast floor slab is overlapped on concrete truss in the process, vertical web member, concrete support
The part that bottom is connected with concrete frame can be then accommodated in the notch, and precast floor slab delivers load to concrete purlin
Frame.And the pure solid concrete of truss weight ratio that uses of the present invention is light, is conducive to antidetonation, and can save a large amount of concrete
And bar material, production mould of the present invention standardization, modularization, high-efficient, truss can be conducive to the connection between room, shape
At different functions.
Further technical solution is that the concrete frame is provided with stretching muscle, and the convex block of the precast floor slab, which is equipped with, to be worn
Hole is connect, the stretching muscle, which is worn, connects the jack hole, is perfused with grouting material in the jack hole.In this way, above structure be conducive to it is pre-
The conduction of power between floor and concrete truss processed, while field erected efficiency is greatly improved, construction speed is improved, is led to
Crossing grouting material can connect precast floor slab with concrete truss globality that is integral, and then increasing structure, and connection more may be used
Lean on, can operative constraint precast floor slab end, it is ensured that this connecting node is destroyed smaller under geological process or even is not destroyed.Institute
Stating grouting material is preferably mortar.
Further technical solution is that the shear wall and concrete truss splice, the shear wall and concrete truss
Splicing side be equipped with stretching muscle, in the step (2), the stretching muscle of shear wall and concrete truss is mutually overlapped, by pouring
It builds concrete sleeper and connect shear wall with concrete truss, the stretching muscle is anchored in the sleeper.
Further technical solution is notch to be equipped at the top of the concrete truss, the both ends of the precast beam are taken respectively
It connects in the notch at the top of the two rows of concrete truss being disposed adjacent, the concrete truss is equipped with connector, described pre-
Beam processed is equipped with jack hole, and the top of the precast beam is equipped with recess, and the jack hole is connected to the recess, the connector
It is protruded into the recess across the jack hole, fastener, the fastener and the connector phase is equipped in the recess
Even.
The present invention passes through the connector being inserted into the jack hole of precast beam and fastener for concrete truss and precast beam
Effective dry type connection is formed, in assembling process, after concrete truss is vertical good, it is only necessary in the hoisting process of precast beam
By the lapping ends of precast beam in the notch that concrete truss is set, while connector is inserted into the precast beam
Jack hole and recess in, then fastened by fastener, above structure be conducive to concrete truss and precast beam it
Between power conduction, while greatly improving field erected efficiency, improve construction speed.
Further technical solution is that the connector is screw rod, and the fastener is nut, one end of the screw rod
It is anchored in the concrete truss, the other end, which is worn, connects the nut.
Further technical solution is to be perfused with grouting material in the jack hole and recess.
Detailed description of the invention
The attached drawing for constituting a part of the invention is used to provide further understanding of the present invention, and of the invention is schematic
Examples and descriptions thereof are used to explain the present invention, does not constitute improper limitations of the present invention.
The structural schematic diagram of the building of assembly concrete truss involved in Fig. 1 one embodiment of the present invention；
Fig. 2 is to build first layer concrete truss cloth with formula concrete truss involved in one embodiment of the present invention
Set structural schematic diagram；
Fig. 3 is to match formula concrete truss building concrete truss and precast beam involved in one embodiment of the present invention
Arragement construction schematic diagram；
Fig. 4 is the arragement construction schematic diagram of precast floor slab involved in one embodiment of the present invention；
Fig. 5 is the structural schematic diagram after the assembly is completed of an overhanging unit involved in one embodiment of the present invention；
Fig. 6 is the structural schematic diagram of a firm unit after the assembly is completed involved in one embodiment of the present invention；Meaning
Figure；
Fig. 7 and Fig. 8 is respectively the structural representation that unit assembling process is consolidated involved in one embodiment of the present invention
Figure；
Fig. 9 and Figure 10 is respectively that the structure of concrete truss unit involved in one embodiment of the present invention is shown；
Figure 11~Figure 14 is respectively the structural schematic diagram of concrete truss involved in one embodiment of the present invention；Figure
15 and Figure 16 is the structural schematic diagram of the connecting node of concrete truss involved in one embodiment of the present invention and floor；
Figure 17 is the cross-sectional view in the face connecting node A-A of concrete truss involved in Figure 16 and precast floor slab；
Figure 18 is the cross-sectional view in the face connecting node B-B of concrete truss involved in Figure 17 and precast floor slab；
Figure 19 is the attachment structure schematic diagram for inventing concrete truss and shear wall involved in a kind of embodiment；Figure
20 and Figure 21 is respectively the Finite element analysis results figure under a kind of embodiment.
In figure:
1 concrete truss, 2 precast beam, 3 precast floor slab, 4 concrete truss unit
5 built-in connection, 6 shear wall 7 overhangs 8 link block of unit
9 wear and connect 10 Core Walls Structure of muscle, 11 concrete frame, 12 first built-in fitting
Vertical 15 concrete support of web member, 16 notch of 13 second built-in fitting 14
17 convex block, 18 injected hole, 20 foamed concrete
21 bolts 22 stretch out the vertical load-bearing main body of 23 concrete sleeper of muscle 25
26 cantilever part, 27 basis
Specific embodiment
Present invention will now be described in detail with reference to the accompanying drawings., the description of this part be only it is exemplary and explanatory, do not answer
There is any restriction effect to protection scope of the present invention.It, can be in addition, description of the those skilled in the art according to this document
The corresponding combination is carried out to the feature in embodiment in this document and in different embodiments.
The embodiment of the present invention is as follows, referring to Fig.1~6, a kind of assembly side of shear wall-concrete truss overhanging construction
Method, the shear wall-concrete truss overhanging construction include vertical load-bearing main body 25 and overhanging in the vertical load-bearing master
Cantilever part 26 outside body 25, the shear wall-concrete truss overhanging construction assembly method include the following steps:
(1) basis 27 is arranged；
(2) it the assembly of the construction of Core Walls Structure 10 and firm cellular construction: lifts the concrete truss 1 of first layer and cuts
Concrete truss 1, shear wall 6 are connected by power wall 6 with basis 27, and the top boom of concrete truss 1 is with respect to lower boom one end cross
To outside overhanging, one end is laterally inwardly taken in；Concrete truss 1 is longitudinally arranged multiple rows of, and shear wall 6 is fixedly connected and encloses
It is coiled at least one Core Walls Structure 10, Core Walls Structure 10 is arranged in vertical 25 range of load-bearing main body, by shear wall 6 and its phase
The concrete truss 1 of friendship is fixedly connected, between multiple rows of concrete truss 1 by precast beam 2 connect it is integral, then first
Layer sets up temporary support, it is fixedly connected by hoisting prefabricated floor 3 with the concrete truss 1 and/or shear wall 6；Ibid
Stating step assembly predetermined number of layers makes building obliquely up assemble and constitute an overhanging unit 7, the overhanging unit 7
With respect to its adjacent lower, laterally overhanging preset distance, the other end laterally take in preset distance for the one end on upper layer, same row's
The concrete truss 1 on upper layer is fixedly connected integral with the concrete truss 1 of lower layer；The top of above-mentioned overhanging unit 7 according to
Above-mentioned steps continue assembly overhanging unit 7, and the concrete truss 1 of top overhanging 7 bottom of unit is disposed adjacent outstanding with its underpart
The concrete truss 1 for choosing 7 top layer of unit is fixedly connected, the overhanging of the concrete truss 1 of two neighbouring overhanging units 7
The firm cellular construction of contrary and composition, the Core Walls Structure 10 are whole under along shear wall-concrete truss overhanging construction
To upper continuous arrangement and connect integral；
(3) step (2) continues up construction along building central axes mirror image afterwards, completes multiple firm cellular constructions
Assembly.
Cantilever part 26 described herein, which refers to, overhangs part outside vertical load-bearing main body 25, and vertical load-bearing main body
25 specifically refer to bear building structure self weight and vertical additional load, mobile load and the structural portion that it is successively transferred to basis 27
Position.
Adjacent two overhanging units 7 constitute a firm cellular construction in this building structure, and consolidating cellular construction is three
Angular rock-steady structure, this building structure can be made of multiple firm cellular constructions, and whole building is in broken line type, concrete purlin
The every overhanging unit 7 of frame 1 is incremented by overhanging, and the number of plies of each overhanging unit 7 can be set according to specific actual conditions, if every layer of overhanging
2.1 meters, then 4 layers overhang 8.4m altogether, cantilever part 26, which is formed on one, day, under have the balcony space on ground, reach villa
Function can plant trees etc. above, and the function distribution of villa house is imitated on Size Dwelling Design, and villa house ensemble extends
To aerial, occupant, which stays indoors, can be got close to naturally, can also optimize plane figure design, and individual character is possessed as villa
The inhabitation atmosphere of secret, forms aerial villa；Experiment proves that this cantilevered structure can satisfy structure safety and use is wanted
It asks.
Specifically, for this method assembly building in the floor direction taken in upwards, every layer of upper space is open, formation
On have day, be incremented by the direction of overhanging upwards, every layer of lower space be it is unobstructed, be down ground, one side house type of every floor is equal
There is day in one direction on being, can be planted, and forms garden, and the aerial villa of the general top grade is 2 layer of one family, then
The trees plant of first layer can be more than that layer is high, reach the second layer, make 2 layers of function of enjoying garden villa.
The building of this method construction is made of assembling truss+assembly or cast-in-place Core Walls Structure 10, and vertical load is by truss
And 10 shared of Core Walls Structure can greatly improve the ability for resisting horizontal earthquake load due to the addition of Core Walls Structure 10.?
When the number of plies is high, seismic force is larger, it can satisfy shockproof requirements.Main load of the concrete truss 1 as constructure body structure
Component can replace prefabricated post and wallboard to use, the pure solid concrete of truss weight ratio of use it is light, to the warp of structure entirety
Ji property and antidetonation are advantageous, and can save a large amount of concrete and bar material, and truss can be conducive to the connection between room, with
It can be changed large space in forming chamber, reach the large space function of villa.
On the basis of above-described embodiment, in another embodiment of the present invention, such as Fig. 7 and Fig. 8, will first it be cut in the step (2)
Power wall-concrete truss overhanging construction entire Core Walls Structure 10 assembly complete, then successively complete concrete truss 1 and
The assembly of precast floor slab 3.
On the basis of above-described embodiment, in another embodiment of the present invention, such as Fig. 1~8, described in the Core Walls Structure 10 is used as
Shear wall-concrete truss overhanging construction vertical traffic core, by stair or elevator setting described in the step (2)
In Core Walls Structure 10.
Stability after forming Core Walls Structure 10 due to shear wall 6 is stronger, and the stress of Core Walls Structure 10 is better than the list being separately provided
Face wall, the escape route that Core Walls Structure 10 is built as vertical traffic nuclear protection make building when an earthquake occurs, guarantee staircase
Safety.
On the basis of above-described embodiment, in another embodiment of the present invention, such as Figure 11~13, the concrete truss 1 includes
The concrete truss units 4 of multiple horizontal splicings, in the step (2), by the concrete of concrete truss unit 4 and lower layer
Truss 1 again connects the concrete truss unit 4 of level splicing integral after being fixedly connected.In this way, concrete truss unit 4
Component is smaller relatively light, is readily transported and lifts, by being assembled into monolithic concrete truss 1, globality phase in assembling process
To preferable, installation effectiveness height.
On the basis of above-described embodiment, in another embodiment of the present invention, such as Figure 10, in the coagulation in the step (2)
Vacancy position in native truss 1 forms internal partition wall filled with foamed concrete 20 or sound insulationg board.In this way, mixed by filling-foam
Solidifying soil 20 or sound insulation plate girder then form internal partition wall, and prefabricated rear installation can be used in foamed concrete 20 in specific assembling process
Mode can also be used the mode poured and fill, and self threading pin or nailing and concrete truss unit then can be used in triangle sound insulationg board
4 connections.
On the basis of above-described embodiment, in another embodiment of the present invention, such as Fig. 9, the concrete truss unit 4 includes
Concrete frame 11 and the concrete support 15 being arranged in the concrete frame 11, the concrete frame 11 include perpendicular
To web member 14, concrete frame 11 is separated into multiple polygon frames by the vertical web member 14, and the two of the concrete support 15
End is connected to the angle steel joint of the polygon frame.
It should be noted that vertical web member 14 is by concrete frame 11 when the frame of concrete frame 11 is non-bevelled
Multiple quadrilateral frames are separated into, the both ends of the concrete branch are connected to the angle steel joint of the quadrilateral frame, work as concrete
When a certain frame of frame 11 is bevel edge, then one of them polygon frame for being separated to form is triangle frame, in triangle frame
No setting is required concrete support 15.
On the basis of above-described embodiment, in another embodiment of the present invention, such as Fig. 9, the top of the inner wall of the concrete frame
It is equipped with the first built-in fitting 12 with lower part, the concrete support 15 includes diagonal brace, and it is pre- that the both ends of the diagonal brace are equipped with second
Embedded part 13, first built-in fitting 12 and the second built-in fitting 13 are detachably connected.In this way, not needing the ground of setting in building
Square then can remove, mode changes relatively flexibly, and if desired later period house type is changed, want to get through in certain several room, ties meeting
Under the premise of structure stress, 15, directly formation large space can be supported with dismantling concrete.
On the basis of above-described embodiment, in another embodiment of the present invention, such as Fig. 9, first built-in fitting 12 and second is pre-
Embedded part 13 includes at least connecting plate, and the connecting plate is equipped with threaded connection hole, and first built-in fitting 12 and second is pre-buried
Part 13 is connected by bolt 21.In this way, assembly and disassembly is easy, and connect reliable.
On the basis of above-described embodiment, in another embodiment of the present invention, such as Figure 11, the concrete truss unit 4 splices
Side is equipped with notch 16 and vertical jack hole, and in the step (2), the concrete truss unit 4 mutually spliced, which splices side and formed, to be held
Slot is set, link block 8 is equipped in the accommodation groove, the link block 8 also is provided with vertical jack hole, and the link block 8 is vertically worn
Hole is connect to be connected with the vertical jack hole of the concrete truss unit 4, wear connect muscle 9 wear connect the vertical jack hole will be described
Link block 8 and concrete truss unit 4 connect integral.
On the basis of above-described embodiment, in another embodiment of the present invention, such as Figure 12, the concrete truss unit 4 is three
Angular structure, the bevel edge of two concrete truss units 4 are spliced to form truss module, multiple horizontally-spliced compositions of truss module
Concrete truss 1.In this way, the triangular member can form standard module, it can largely be produced without make-to-order, there is demand
When it is directly assembled, there is welding, bolt 21 to connect two ways and form entirety, this concrete truss unit 4 produces mould
Tool standardization, modularization, it is high-efficient.
On the basis of above-described embodiment, in another embodiment of the present invention, such as Figure 13, concrete truss unit 4 is equipped with pre-buried
Connector 5, the splicing side of the built-in connection 5 concrete truss unit 4, the pre-buried connection mutually spliced
Part 5 welds integral.
On the basis of above-described embodiment, in another embodiment of the present invention, such as Figure 14, in the step (2), same row's
The concrete truss 1 on upper layer is fixedly connected with integral, the top and bottom of the concrete truss 1 with the concrete truss 1 of lower layer
Portion is respectively equipped with stretching muscle 22 and injected hole 18, the stretching muscle 22 of the concrete truss 1 of lower part stretch to the concrete purlin on top
In the injected hole 18 of frame 1, mortar is perfused in the injected hole 18.In this way, the coagulation of the concrete truss 1 of lower layer and upper layer
Native truss 1 connect it is integral, formed 1 structure of multi-layer concrete truss, can be applied to multi-story structure, above-mentioned connection is reliable, on
Lower-layer concrete truss 1 forms effective dry type connection, can reduce wet construction, be conducive between levels concrete truss 1
The conduction of power, while field erected efficiency is greatly improved, improve construction speed.
It is described prefabricated in the step (2) such as Figure 15 in another embodiment of the present invention on the basis of above-described embodiment
Floor 3 is arranged between the concrete truss 1 on the upper layer and the concrete truss 1 of lower layer, the precast floor slab 3 and coagulation
Native truss 1 is equipped with jack hole, and the concrete truss unit 4 and precast floor slab 3 of neighbouring setting are connected by bolt 21, institute
Concrete truss unit 4 is stated equipped with jack hole, the bolt 21 wear the concrete truss 1 for connecting layer, precast floor slab 3 and on
The jack hole of the concrete truss 1 of layer is simultaneously fastened by nut.
On the basis of above-described embodiment, in another embodiment of the present invention, such as Figure 16~18, the precast floor slab 3 is overlapped on
It is fixedly connected on the concrete truss 1 and with the concrete truss 1, the splicing side of the precast floor slab 3 is equipped with notch 16
With convex block 17, the convex block 17 is overlapped on the concrete frame 11.In this way, making full use of the structure of concrete truss 1 special
Point, and it is equipped with notch 16 and convex block 17 in the splicing side of precast floor slab 3, precast floor slab 3 is overlapped on concrete in assembling process
The two is fixedly connected while on truss 1, vertical web member 14, concrete support 15 bottom be connected with concrete frame 11
Part can then be accommodated in the notch 16, precast floor slab 3 delivers load to concrete truss 1.And the present invention uses
The pure solid concrete of truss weight ratio it is light, be conducive to antidetonation, and a large amount of concrete and bar material, this hair can be saved
Open-birth produces mould standard, modularization, and high-efficient, truss can be conducive to the connection between room, form different functions.
On the basis of above-described embodiment, in another embodiment of the present invention, such as Figure 17 and Figure 18, the concrete frame 11
Equipped with muscle 22 is stretched out, the convex block 17 of the precast floor slab 3 is equipped with jack hole, and the stretching muscle 22, which is worn, connects the jack hole, described
Grouting material is perfused in jack hole.In this way, above structure is conducive to the conduction of power between precast floor slab 3 and concrete truss 1,
Field erected efficiency is greatly improved simultaneously, improves construction speed, it can be by precast floor slab 3 and concrete purlin by grouting material
Frame 1 connect it is integral, and then increase structure globality, connect it is more reliable, can operative constraint precast floor slab 3 end, really
The connecting node that breaks even is destroyed smaller under geological process or even is not destroyed.The grouting material is preferably mortar.
On the basis of above-described embodiment, in another embodiment of the present invention, such as Figure 19, the shear wall 6 and concrete truss
The splicing side of 1 splicing, the shear wall 6 and concrete truss 1, which is equipped with, stretches out muscle 22, in the step (2), shear wall 6 with
The stretching muscle 22 of concrete truss 1 mutually overlaps, and is connected shear wall 6 and concrete truss 1 by casting concrete sleeper 23
It connects, the stretching muscle 22 is anchored in the sleeper.
On the basis of above-described embodiment, in another embodiment of the present invention, notch, institute are equipped at the top of the concrete truss 1
The both ends for stating precast beam 2 are overlapped on respectively in the notch at 1 top of two rows of concrete truss being disposed adjacent, the coagulation
Native truss 1 is equipped with connector, and the precast beam 2 is equipped with jack hole, and the top of the precast beam 2 is equipped with recess, the jack hole
It being connected to the recess, the connector passes through the jack hole and protrudes into the recess, fastener is equipped in the recess,
The fastener is connected with the connector.
The present invention by insertion precast beam 2 jack hole in connector and fastener by concrete truss 1 with it is prefabricated
Beam 2 forms effective dry type connection, in assembling process, after concrete truss 1 is vertical good, it is only necessary in the lifting of precast beam 2
In journey by the lapping ends of precast beam 2 in the notch that concrete truss 1 is set, while making connector insertion described pre-
In jack hole and recess in beam 2 processed, then by fastener fasten, above structure be conducive to concrete truss 1 with
The conduction of power between precast beam 2, while field erected efficiency is greatly improved, improve construction speed.
On the basis of above-described embodiment, in another embodiment of the present invention, the connector is screw rod, and the fastener is
Nut, one end of the screw rod are anchored in the concrete truss 1, and the other end, which is worn, connects the nut.
On the basis of above-described embodiment, in another embodiment of the present invention, grouting is perfused in the jack hole and recess
Material.
A kind of calculating verification result under embodiment is as follows, as follows through finite element analysis computation verification result, such as Figure 20 institute
Show, as seen from the figure, depth of building is 32 layers (total 96m high), the accumulative water of (seismic force is larger) under 8 degree of area's geological processes
It is 74.6mm that prosposition, which moves, and every layer of horizontal displacement is about 2.33mm (74.6/32=2.33), story drift 1/1288
(2.33/3000, wherein 3000mm is that layer is high), less than the limit value of 1/1200 angle of displacement most stringent of in assembled high-level structure,
Meet shockproof requirements.Therefore the structure is suitable for the situation that the number of plies is high, seismic force is larger.
As shown in figure 21, depth of building is 32 layers (total 96m high), and under 8 degree of area's geological processes, overhanging part is perpendicular
It is up to 62mm to the vertical displacement under load and earthquake load, overhanging total distance is 16m, and the deflection limit value of cantilever member is
2*16000/400=80mm, vertical maximum displacement be less than deflection limit value, therefore the cantilevered structure can satisfy structure safety and
Requirement.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (10)
1. a kind of shear wall-concrete truss overhanging construction assembly method, which is characterized in that the shear wall-concrete
Truss overhanging construction includes the cantilever part of vertical load-bearing main body and overhanging outside the vertical load-bearing main body, described to cut
Power wall-concrete truss overhanging construction assembly method includes the following steps:
(1) basis arrangement；
(2) assembly of the construction of Core Walls Structure and firm cellular construction: the concrete truss and shear wall of first layer are lifted, will be mixed
Solidifying soil truss, shear wall are connected with basis, and the top boom of concrete truss laterally outward overhangs with respect to lower boom one end, and one end is horizontal
To inwardly takeing in；Concrete truss is longitudinally arranged multiple rows of, and shear wall is fixedly connected and is surrounded by least one Core Walls Structure, core
Heart cylinder is arranged within the scope of the vertical load-bearing main body, and the concrete truss that shear wall intersects with it is fixedly connected, multiple rows of mixed
Connected by precast beam integral between solidifying soil truss, then set up temporary support in first layer, hoisting prefabricated floor, by its with
The concrete truss and/or shear wall are fixedly connected；Building is filled obliquely up with above-mentioned steps assembly predetermined number of layers
Match and constitute an overhanging unit, the one end on the upper layer of the overhanging unit laterally overhangs pre- spacing with respect to its adjacent lower
From the other end laterally takes in preset distance, the concrete truss on the upper layer of same row and the fixed company of the concrete truss of lower layer
It is connected into entirety；Continue assembly overhanging unit according to above-mentioned steps on the top of above-mentioned overhanging unit, top overhangs unit bottom
The concrete truss for the overhanging unit top layer that concrete truss is disposed adjacent with its underpart is fixedly connected, and neighbouring two outstanding
The overhanging for choosing the concrete truss of unit is contrary and constitute firm cellular construction, and the Core Walls Structure is along shear wall-concrete
Truss overhanging construction is integrally continuously arranged from bottom to top and is connected integral；
(3) step (2) continues up construction along building central axes mirror image afterwards, completes the assembly of multiple firm cellular constructions.
2. shear wall according to claim 1-concrete truss overhanging construction assembly method, which is characterized in that institute
It states first to assemble the entire Core Walls Structure of shear wall-concrete truss overhanging construction in step (2) and complete, then successively complete mixed
The assembly of solidifying soil truss and precast floor slab.
3. shear wall according to claim 2-concrete truss overhanging construction assembly method, which is characterized in that institute
Core Walls Structure is stated as the shear wall-concrete truss overhanging construction vertical traffic core, in the step (2) by stair or
Elevator setting is in the Core Walls Structure.
4. shear wall according to any one of claims 1 to 3-concrete truss overhanging construction assembly method,
It is characterized in that, the concrete truss includes the concrete truss unit of multiple horizontal splicings, in the step (2), by coagulation
Native truss element is integral by the concrete truss unit connection of level splicing again after being fixedly connected with the concrete truss of lower layer.
5. shear wall according to claim 4-concrete truss overhanging construction assembly method, which is characterized in that institute
It states the vacancy position in step (2) in the concrete truss and forms internal partition wall filled with foamed concrete or sound insulationg board.
6. shear wall according to claim 4-concrete truss overhanging construction assembly method, which is characterized in that institute
State the concrete support that concrete truss unit includes concrete frame He is arranged in the concrete frame, the concrete
Frame includes vertical web member, and concrete frame is separated into multiple polygon frames by the vertical web member, the concrete support
Both ends are connected to the angle steel joint of the polygon frame.
7. shear wall according to claim 6-concrete truss overhanging construction assembly method, which is characterized in that institute
The upper and lower part for stating the inner wall of concrete frame is equipped with the first built-in fitting, and the concrete support includes diagonal brace, the diagonal brace
Both ends be equipped with the second built-in fitting, first built-in fitting and the second built-in fitting are detachably connected.
8. shear wall according to claim 4-concrete truss overhanging construction assembly method, which is characterized in that institute
Concrete truss unit spliced side is stated equipped with notch and vertical jack hole, in the step (2), the concrete truss that mutually splices
Unit spliced side forms accommodation groove, is equipped with link block in the accommodation groove, the link block also is provided with vertical jack hole, the company
The vertical jack hole for connecing block is connected with the vertical jack hole of the concrete truss unit, wears to connect muscle and wear to connect and described vertically wear and connect
Hole connects the link block with concrete truss unit integral.
9. shear wall according to claim 4-concrete truss overhanging construction assembly method, which is characterized in that institute
It states in step (2), the concrete truss on the upper layer of same row is fixedly connected with integral, the coagulation with the concrete truss of lower layer
It is respectively equipped with stretching muscle at the top and bottom of native truss and injected hole, the stretching muscle of the concrete truss of lower part stretch to top
In the injected hole of concrete truss, mortar is perfused in the injected hole.
10. shear wall according to claim 9-concrete truss overhanging construction assembly method, which is characterized in that institute
It states shear wall and concrete truss splices, the splicing side of the shear wall and concrete truss is equipped with stretching muscle, the step
(2) in, the stretching muscle of shear wall and concrete truss is mutually overlapped, by casting concrete sleeper by shear wall and concrete purlin
Frame connection, the stretching muscle are anchored in the sleeper.
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| CN201810950032.6A CN109281478B (en) | 2018-08-20 | 2018-08-20 | Assembly method of shear wall-concrete truss cantilever type building |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112160594A (en) * | 2020-09-23 | 2021-01-01 | 成都建工第四建筑工程有限公司 | Construction method beneficial to resisting horizontal force of multi-layer special-shaped steel structure building |
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| CN106869402A (en) * | 2017-04-06 | 2017-06-20 | 广州秉正工程检测有限公司 | Assembly concrete component and its manufacture method |
| CN207553612U (en) * | 2017-03-31 | 2018-06-29 | 中民筑友科技投资有限公司 | It is a kind of for the wallboard of low layer assembled architecture and the combined member of frame |
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| CN1621645A (en) * | 2005-01-05 | 2005-06-01 | 王治国 | Villa type building |
| CN101200916A (en) * | 2007-11-29 | 2008-06-18 | 浙江精工钢结构有限公司 | Construction method of prestressed suspension type building structure |
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| CN112160594A (en) * | 2020-09-23 | 2021-01-01 | 成都建工第四建筑工程有限公司 | Construction method beneficial to resisting horizontal force of multi-layer special-shaped steel structure building |
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