CN109281405A - A kind of assembled interlayer arrangement concrete truss overhanging construction - Google Patents
A kind of assembled interlayer arrangement concrete truss overhanging construction Download PDFInfo
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- CN109281405A CN109281405A CN201810950617.8A CN201810950617A CN109281405A CN 109281405 A CN109281405 A CN 109281405A CN 201810950617 A CN201810950617 A CN 201810950617A CN 109281405 A CN109281405 A CN 109281405A
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- concrete truss
- truss
- precast
- overhanging
- concrete
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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
- E04B1/34—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
Abstract
The present invention relates to a kind of assembled interlayers to arrange concrete truss overhanging construction, including multiple vertically arranged overhanging units, the upward lateral inclination setting of overhanging unit, the inclined direction for the overhanging unit being disposed adjacent is opposite, the assembled interlayer arrangement concrete truss overhanging construction is in polyline shaped, shear wall is disposed in the vertical load-bearing main body, the shear wall is integrally continuously arranged from bottom to top along assembled interlayer arrangement concrete truss overhanging construction and is surrounded by least one Core Walls Structure, the overhanging unit two-way is in length and breadth equipped with multiple rows of precast concrete truss at interval of one layer, the Core Walls Structure is fixedly connected in the two-way precast concrete truss intersected with it in length and breadth, it is connected between the multiple rows of precast concrete truss of same layer by precast beam, the precast floor slab and the precast concrete truss and/or shear wall are solid Fixed connection.This building cantilever part formed one on have day, under have ground balcony space, reach the function of villa.
Description
Technical field
The invention belongs to building engineering fields more particularly to a kind of assembled interlayer arrangement concrete truss overhanging type to build
It builds.
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
Layer agglomerated residence has obtained broad development with the advantage of its higher plot ratio.It is low at home in most of more developed city
The villa house of density often build Outskirts of City or outer suburbs location in, and people gradually have found Suburban Life mode during house
Facing the Space Quality of inhabitation and travel to and fro between residence time cost and lack improve life it is mating between contradiction.Cause
This, in order to solve the contradiction of comfort and convenience, the agglomerated residence of villadom has been increasingly becoming as real estate market high-end product
New lover.This kind of house is located at downtown prime location mostly, and the function distribution of villa house is imitated on Size Dwelling Design, and has
" hanging garden ", occupant, which stays indoors, can get close to nature；Plane figure design can also be optimized, possessed as villa a
The inhabitation atmosphere of property secret；Along with the full landscape balcony etc. towards Urban Parks or waters, therefore praised by real estate developers
For " the aerial villa " in city.To a certain extent, it is equivalent to villa house ensemble, extends to aerial, " guide look crowd
Mountain is small " imposing manner to be sometimes villa incomparable.
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.Therefore
As the high-end house in down town, demand is very wide in 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
A kind of assembled interlayer arrange concrete truss overhanging construction.
Above-mentioned purpose is to be achieved through the following technical solutions: a kind of assembled interlayer arrangement concrete truss overhanging type is built
It builds, including multiple vertically arranged overhanging units, the overhanging unit includes multilayered structure, and the overhanging unit laterally inclines upwards
Tiltedly setting, the inclined direction for the overhanging unit being disposed adjacent is on the contrary, assembled interlayer arrangement concrete truss overhanging type is built
It builds in polyline shaped, the assembled interlayer arrangement concrete truss overhanging construction includes vertical load-bearing main body and overhanging in institute
The cantilever part outside vertical load-bearing main body is stated, shear wall is disposed in the vertical load-bearing main body, the shear wall is along assembly
At least one Core Walls Structure is continuously arranged from bottom to top and be surrounded by formula interlayer arrangement concrete truss overhanging construction integrally, described
Overhanging unit at interval of one layer it is two-way in length and breadth be equipped with multiple rows of precast concrete truss, the Core Walls Structure is two-way with its phase in length and breadth
The precast concrete truss of friendship is fixedly connected, and is connected between the multiple rows of precast concrete truss of same layer by precast beam, described pre-
Floor processed is fixedly connected with the precast concrete truss and/or shear wall.
Cantilever part described herein refers to the part overhang outside vertical load-bearing main body, and vertical load-bearing main body is specifically
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；It is two-way in length and breadth
Refer to overhanging direction and the vertical direction of overhanging unit.
Adjacent two overhanging units constitute a firm cellular construction in this building structure, and consolidating cellular construction is triangle
Shape rock-steady structure, this building structure can be made of multiple firm cellular constructions, and whole building is in broken line type, and concrete truss is every
Overhanging unit increments overhanging, the number of plies of each overhanging unit can be set according to specific actual conditions, if every layer overhangs 2.1 meters, that
4 layers overhang 8.4m altogether, and cantilever part, which is formed on one, day, under have the balcony space on ground, reach the function of villa, above may be used
Trees etc. are planted, the function distribution of villa house is imitated on Size Dwelling Design, by villa house ensemble, extend to aerial, inhabitation
Person stays indoors to get close to naturally, can also optimize plane figure and design, and the inhabitation atmosphere of individual character secret is possessed as villa
It encloses, forms aerial villa；Experiment proves that this cantilevered structure can satisfy structure safety and requirement.
Specifically, this building is in the floor direction taken in upwards, every layer of upper space be it is open, have day in formation, to
The upper direction for being incremented by overhanging, every layer of lower space be it is unobstructed, be down ground, one side house type of every floor has a direction
There is day on being, can be planted, garden is formed, and the aerial villa of the general top grade is 2 layer of one family, then the trees of first layer
Plant can be more than that layer is high, reach the second layer, make 2 layers of function of enjoying garden villa.Concrete truss is as building
The main load-carrying member of main structure can replace prefabricated post and wallboard to use, the pure solid concrete of truss weight ratio of use
Gently, advantageous to the economy and antidetonation of structure entirety, and a large amount of concrete and bar material can be saved, truss can be conducive to room
Between between connection, in forming chamber can be changed large space, reach the large space function of villa.
This structure is main vertical load-bearing and horizontal anti-seismic component by assembled Core Walls Structure, every first floor from Core Walls Structure
Overhang one layer of assembling truss structure out, the assembling truss structure of this layer overhanging not only undertakes the load of this floor, also undertakes
The load of next level plate, so that upper one layer of flooring forms a large space without vertical supporting, to form real nothing
The changeable space of any obstruction.
Further technical solution is that bilevel floor is connected with the concrete truss of same layer, and upper layer floor is taken
It connects and is fixed on the top boom of the concrete truss, the lower boom side of the concrete truss is equipped with dowel, described
The splice ends of precast floor slab, which are equipped with, stretches out muscle, and the dowel mutually splices with the stretching muscle, the concrete truss and institute
State precast floor slab connected by post-cast strip it is integral, the dowel and stretch out muscle be anchored in the post-cast strip.
The main load-carrying member of concrete truss of the invention as constructure body structure can replace prefabricated post and wallboard
It using, this connecting node makes full use of the design feature of concrete truss, throws away dowel by the side in concrete truss,
The splice ends of precast floor slab, which are equipped with, stretches out muscle, dowel and stretch out muscle overlap joint and here cast-in-place formation post-cast strip by concrete purlin
Frame connect integral with precast floor slab, and precast floor slab delivers load to concrete truss.
Further technical solution is that connection sleeve is embedded in the concrete truss, the opening of the connection sleeve
It is connected outside end and the concrete truss, the dowel is fixedly connected with the connection sleeve.In this way, assembly efficiency is high,
Connection is reliable, does not influence the transport of concrete truss.
Further technical solution is that the dowel is beard muscle, and the beard muscle is embedded in the upper layer truss
Bottom.
Further technical solution is that bracket is equipped with described in the concrete truss, and the precast floor slab is overlapped on described
It is fixedly connected on bracket and with bracket.
Further technical solution is that the precast floor slab is overlapped on one end on the bracket and is equipped with insertion hole, described
Bracket is equipped with anchoring piece, and described anchoring piece one end is anchored in the bracket, inserts in the hole described in other end insertion.The insertion
Grouting material is perfused in hole.In this way, by grouting material anchoring piece can connect with precast beam it is integral, and then increase bracket in advance
The globality of floor processed, connection is more reliable, and the grouting material is preferably mortar.
Further technical solution is that the Core Walls Structure is perpendicular as the shear wall-concrete truss overhanging construction
To traffic core, the shear wall-concrete truss overhanging construction stair or elevator setting are in the Core Walls Structure.Due to cutting
Stability after power wall formation Core Walls Structure is stronger, and the stress of Core Walls Structure is better than the perpend wall being separately provided, and Core Walls Structure is as vertical
The escape route of traffic nuclear protection building, makes building when an earthquake occurs, guarantees the safety of staircase.
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, and the connector is worn
It crosses the jack hole to protrude into the recess, fastener is equipped in the recess, the fastener is connected with the connector.
Further technical solution is that the connector is screw rod, and the fastener is nut, one end anchor of the screw rod
Gu the other end, which is worn, connects the nut in the concrete truss.
Further technical solution is to be perfused with grouting material in the jack hole and recess.The present invention is prefabricated by being inserted into
Concrete truss is formed effective dry type with precast beam and connect by connector and fastener in the jack hole of beam, is being assembled
Cheng Zhong, after concrete truss is vertical good, it is only necessary to mix the lapping ends of precast beam in setting in the hoisting process of precast beam
In the notch of solidifying soil truss, while connector is inserted into the jack hole in the precast beam and recess, then leads to
Fastener fastening is crossed, above structure is conducive to the conduction of power between concrete truss and precast beam, while greatly improving live peace
The efficiency of dress, improves construction speed.
Further technical solution is that the shear wall and precast concrete truss splice, and the shear wall is mixed with prefabricated
The splicing side of solidifying soil truss is equipped with built-in fitting, is fixedly connected with shear wall with precast concrete truss by welding built-in fitting.
Further technical solution is that the concrete truss includes the precast concrete truss list of multiple horizontal splicings
Member, the precast concrete truss element connection are integral.In this way, precast concrete truss element component is smaller relatively light, it is convenient for
It transports and lifts, by being assembled into monolithic concrete truss in assembling process, globality is relatively preferable, and installation effectiveness is high.
Further technical solution is that the precast concrete truss element is triangular structure, two precast concretes
The bevel edge of truss element is spliced to form truss module, multiple horizontally-spliced composition concrete truss of truss module.In this way, the triangle
Shape component can form standard module, can largely produce without make-to-order, and directly assembly when having demand has weldering
It connecing, is bolted two ways and forms entirety, this concrete truss cellular manufacture mould standard, modularization are high-efficient,
Further technical solution is that the precast concrete truss element being disposed adjacent is bolted, described prefabricated
Concrete truss unit is equipped with jack hole, and the bolt is worn the jack hole for connecing adjacent precast concrete truss splicing side and passed through
Nut fastening.
Further technical solution, which is that precast concrete truss element splicing side is equipped with, stretches out stirrup, mutually splices
The stretching reinforcing bar of precast concrete truss element mutually overlap, the precast concrete truss element mutually spliced passes through the area Hou Jiao
Connect integral, the stretching anchorage of stirrups is in the area Hou Jiao.
Further technical solution is that precast concrete truss element splicing side is equipped with notch and vertical jack hole,
The precast concrete truss element splicing side mutually spliced forms accommodation groove, is equipped with link block, the connection in the accommodation groove
Block also is provided with vertical jack hole, the vertical jack hole of the vertical jack hole of the link block and the precast concrete truss element
Be connected, wear connect muscle wear connect the vertical jack hole link block is connected with precast concrete truss element it is integral.
Further technical solution is that transverse structure muscle, the transverse direction are embedded in the precast concrete truss element
One end of structure muscle is connected with grout sleeve, and the other end is extend out to outside precast concrete truss element, the precast concrete of side
The stretching muscle of truss element stretches in the grout sleeve of precast concrete truss element adjacent thereto and anchoring of being in the milk.
Further technical solution is that the vacancy position in the concrete truss is filled with foamed concrete or sound insulation
Plate.In this way, then forming internal partition wall by filling-foam concrete or sound insulation plate girder, foamed concrete can in specific assembling process
After prefabricated by the way of installation, the mode poured can also be used and fill, self threading pin or nailing then can be used in triangle sound insulationg board
It is connect with concrete truss unit.
Further technical solution is that the top boom and lower boom of the concrete truss are equipped with the first built-in fitting, institute
It states and is equipped with concrete support in concrete truss, the concrete support includes diagonal brace, and the both ends of the diagonal brace are equipped with second
Built-in fitting, first built-in fitting and the second built-in fitting are detachably connected.In this way, then may be used in the place that building does not need setting
To remove, mode changes relatively flexibly, and if desired later period house type is changed, want to get through in certain several room, meeting structure stress
Under the premise of, it can be supported with dismantling concrete, directly formation 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.
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, schematic reality of the invention
It applies example and its explanation is used to explain the present invention, do not constitute improper limitations of the present invention.
Fig. 1 is the knot that assembled interlayer involved in one embodiment of the present invention arranges concrete truss overhanging construction
Structure schematic diagram；
Fig. 2 is that assembled interlayer involved in one embodiment of the present invention arranges concrete truss overhanging construction first
Story shear wall Core Walls Structure and second layer precast floor slab arragement construction schematic diagram；
Fig. 3 is that assembled interlayer involved in one embodiment of the present invention arranges concrete truss overhanging construction second
Story shear wall Core Walls Structure and second layer concrete truss arragement construction schematic diagram；
Fig. 4 is that assembled interlayer involved in one embodiment of the present invention arranges concrete truss overhanging construction coagulation
The arragement construction schematic diagram of native truss and precast beam；
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. 7~11 are that assembled interlayer involved in another embodiment of the present invention arranges that concrete truss overhanging type is built
Build assembling process schematic diagram；
Figure 12 is the signal of the connecting node of concrete truss involved in one embodiment of the present invention and precast floor slab
Figure；
Figure 13 is that schematic diagram is arranged in dowel involved in one embodiment of the present invention；
Figure 14 is showing for the connecting node of concrete truss involved in another embodiment of the present invention and precast floor slab
It is intended to；
Figure 15 is the cross-sectional view in Figure 14 along the face A-A；
Figure 16 is the attachment structure schematic diagram of concrete truss and shear wall involved in one embodiment of the present invention；Figure
17~23 be the structural schematic diagram of concrete truss involved in one embodiment of the present invention；
Figure 24 and Figure 25 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 Core Walls Structure 7 overhangs 8 shear wall of unit
9 top boom, 10 lower boom, 12 first built-in fitting
Vertical 15 concrete support of web member, 16 dowel of 13 second built-in fitting 14
17 connection 18 transverse structure muscle of sleeve, 19 grout sleeve, 20 foamed concretes
The 21 bolts 22 stretching stretching stirrup 24 of muscle 23, which is worn, connects muscle
25 basic 28 brackets of vertical 26 cantilever part of load-bearing main body 27
29 built-in fitting, 30 link block, 33 post-cast strip, 34 anchoring piece
35 areas Hou Jiao
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.In addition, description of the those skilled in the art according to this document, it can be right
Feature in this document in embodiment and in different embodiments carries out the corresponding combination.
The embodiment of the present invention is as follows, and referring to Fig.1~6 and Fig. 7~11, a kind of assembled interlayer arrangement concrete truss are outstanding
Formula building is chosen, including multiple vertically arranged overhanging units 7, the overhanging unit 7 includes multilayered structure, the overhanging unit 7
Upward lateral inclination setting, the inclined direction for the overhanging unit 7 being disposed adjacent is on the contrary, the assembled interlayer arranges concrete purlin
Frame overhanging construction is in polyline shaped, and the assembled interlayer arrangement concrete truss overhanging construction includes vertical load-bearing main body 25
And overhang cantilever part 26 outside the vertical load-bearing main body 25, shear wall is disposed in the vertical load-bearing main body 25
8, the shear wall 8 is integrally continuously arranged and is surrounded by from bottom to top along assembled interlayer arrangement concrete truss overhanging construction
At least one Core Walls Structure 6, the overhanging unit 7 at interval of one layer it is two-way in length and breadth be equipped with multiple rows of precast concrete truss 1, it is described
Core Walls Structure 6 is fixedly connected in the two-way precast concrete truss 1 intersected with it in length and breadth, the multiple rows of precast concrete truss 1 of same layer
Between by precast beam 2 be connected, the precast floor slab 3 is fixedly connected with the precast concrete truss 1 and/or shear wall 8.
Cantilever part 26 described herein, which refers to, overhangs part outside vertical load-bearing main body 25, and vertical load-bearing main body 25
It specifically refers to bear building structure self weight and vertical additional load, mobile load and the structure position that it is successively transferred to basis 27；
The two-way overhanging direction for referring to overhanging unit 7 and vertical direction in length and breadth.
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 truss
1 every overhanging unit 7 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
Rice, then 4 layers overhang 8.4m altogether, cantilever part 26, which is formed on one, day, under have the balcony space on ground, reach the function of villa
Can, trees etc. can be planted above, and the function distribution that villa house is imitated on Size Dwelling Design extends to villa house ensemble
In the air, 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, this building is in the floor direction taken in upwards, every layer of upper space be it is open, have day in formation, to
The upper direction for being incremented by overhanging, every layer of lower space be it is unobstructed, be down ground, one side house type of every floor has a direction
There is day on being, can be planted, garden is formed, and the aerial villa of the general top grade is 2 layer of one family, then the trees of first layer
Plant can be more than that layer is high, reach the second layer, make 2 layers of function of enjoying garden villa.Concrete truss 1 is used as building
The main load-carrying member of main structure can replace prefabricated post and wallboard to use, the pure solid concrete of truss weight ratio of use
Gently, advantageous to the economy and antidetonation of structure entirety, and a large amount of concrete and bar material can be saved, truss can be conducive to room
Between between connection, in forming chamber can be changed large space, reach the large space function of villa.
This structure is main vertical load-bearing and horizontal anti-seismic component, every alternating floor from Core Walls Structure 6 by assembled Core Walls Structure 6
Building overhangs a floor assembling truss structure out, and the assembling truss structure of this layer overhanging not only undertakes the load of this floor, also holds
The load of next level plate is carried on a shoulder pole, so that upper one layer of flooring forms a large space without vertical supporting, to be formed real
Changeable space without any obstruction.
On the basis of above-described embodiment, in another embodiment of the present invention, such as Figure 12, bilevel floor and same layer
Concrete truss 1 is connected, and upper layer floor is overlapped and is fixed on the top boom 9 of the concrete truss 1, the concrete truss
1 10 side of lower boom is equipped with dowel 16, and the splice ends of the precast floor slab 3, which are equipped with, stretches out muscle 22, the dowel 16 with
The mutually splicing of stretching muscle 22, the concrete truss 1 connect integral, institute by post-cast strip 33 with the precast floor slab 3
It states dowel 16 and stretches out muscle 22 and be anchored in the post-cast strip 33.
The main load-carrying member of concrete truss 1 of the invention as constructure body structure can replace prefabricated post and wall
Plate uses, this connecting node makes full use of the design feature of concrete truss 1, by throwing away company in the side of concrete truss 1
Connect muscle 16, the splice ends of precast floor slab 3, which are equipped with, stretches out muscle 22, dowel 16 and stretches out the overlap joint of muscle 22 and here after cast-in-place formation
It pours band 33 and connect concrete truss 1 with precast floor slab 3 integral, precast floor slab 3 delivers load to concrete truss 1.
On the basis of above-described embodiment, in another embodiment of the present invention, such as Figure 13, it is embedded in the concrete truss 1
Connect sleeve 17, the open end of the connection sleeve 17 is connected outside with the concrete truss 1, the dowel 16 with it is described
Connection sleeve 17 is fixedly connected.In this way, assembly efficiency is high, connection is reliable, does not influence the transport of concrete truss 1.
On the basis of above-described embodiment, in another embodiment of the present invention, the dowel 16 is beard muscle, the beard muscle
It is embedded in the bottom of the upper layer truss.
On the basis of above-described embodiment, in another embodiment of the present invention, such as Figure 14 and Figure 15,1 institute of concrete truss
It states and is equipped with bracket 28, the precast floor slab 3 is overlapped on the bracket 28 and is fixedly connected with bracket 28.
On the basis of above-described embodiment, in another embodiment of the present invention, such as Figure 15, the precast floor slab 3 is overlapped on described
One end on bracket 28 is equipped with insertion hole, and the bracket 28 is equipped with anchoring piece 34, and described 34 one end of anchoring piece is anchored at the ox
In leg 28, insert in the hole described in other end insertion.Described insert in the hole is perfused with grouting material.In this way, can be by anchor by grouting material
Firmware 34 connect globality that is integral, and then increasing bracket 28 and precast floor slab 3 with precast beam 2, and connection is more reliable, described
Grouting material is preferably mortar.
On the basis of above-described embodiment, in another embodiment of the present invention, the Core Walls Structure 6 is used as the shear wall 8- coagulation
The vertical traffic core of native 1 overhanging construction of truss, the stair or elevator of 1 overhanging construction of shear wall 8- concrete truss are set
It sets in the Core Walls Structure 6.Stability after forming Core Walls Structure 6 due to shear wall 8 is stronger, and the stress of Core Walls Structure 6 is better than independent
The perpend wall of setting, the escape route that Core Walls Structure 6 is built as vertical traffic nuclear protection make building when an earthquake occurs, guarantee building
Safety between ladder.
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 concrete
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 with
The recess connection, the connector pass through the jack hole and protrude into the recess, and fastener is equipped in the recess, described
Fastener is connected with the connector.
On the basis of above-described embodiment, in another embodiment of the present invention, the connector is screw rod, and the fastener is spiral shell
Mother, 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 material is perfused in the jack hole and recess.
Concrete truss 1 and precast beam 2 are formed with by connector and fastener in jack hole of the present invention by being inserted into precast beam 2
The dry type of effect connects, in assembling process, after concrete truss 1 is vertical good, it is only necessary to will be prefabricated in the hoisting process of precast beam 2
The lapping ends of beam 2 make connector be inserted into wearing in the precast beam 2 in the notch that concrete truss 1 is arranged in
It connects in hole and recess, is then fastened by fastener, above structure is conducive between concrete truss 1 and precast beam 2
The conduction of power, while field erected efficiency is greatly improved, improve construction speed.
On the basis of above-described embodiment, in another embodiment of the present invention, such as Figure 16, the shear wall 8 and precast concrete
Truss 1 splices, and the splicing side of the shear wall 8 and precast concrete truss 1 is equipped with built-in fitting 29, by welding built-in fitting 29
Shear wall 8 is fixedly connected with precast concrete truss 1.
On the basis of above-described embodiment, in another embodiment of the present invention, such as Figure 17~23, the concrete truss 1 includes
The precast concrete truss element 4 of multiple horizontal splicings, the precast concrete truss element 4 connects integral.In this way, prefabricated
4 component of concrete truss unit is smaller relatively light, is readily transported and lifts, by being assembled into monolithic concrete in assembling process
Truss 1, globality is relatively preferable, and installation effectiveness is high.
On the basis of above-described embodiment, in another embodiment of the present invention, such as Figure 17, the precast concrete truss element 4
For triangular structure, the bevel edge of two precast concrete truss elements 4 is spliced to form truss module, and multiple truss modules are laterally spelled
It connects and constitutes concrete truss 1.In this way, the triangular member can form standard module, it can largely produce, have without make-to-order
It is directly assembled when demand, there are welding, bolt 21 to connect two ways and form entirety, this concrete truss unit 4 is raw
Mould standard, modularization are produced, it is high-efficient,
On the basis of above-described embodiment, in another embodiment of the present invention, such as Figure 17, precast concrete truss element 4 is equipped with
Built-in connection 5, the splicing side of the built-in connection 5 precast concrete truss element 4, what is mutually spliced is pre-
Bury connector 5 weld it is integral.
On the basis of above-described embodiment, in another embodiment of the present invention, such as Figure 18, the precast concrete truss being disposed adjacent
Unit 4 is connected by bolt 21, and the precast concrete truss element 4 is equipped with jack hole, the bolt 21 wear connect it is adjacent pre-
Concrete truss 1 processed splices the jack hole of side and is fastened by nut.
On the basis of above-described embodiment, in another embodiment of the present invention, such as Figure 19, the precast concrete truss element 4
Splice side and be equipped with stretching stirrup 23, the stretching reinforcing bar of the precast concrete truss element 4 mutually spliced mutually overlaps, and mutually splices
Precast concrete truss element 4 connect integral by the area Hou Jiao 35, the stretching stirrup 23 is anchored at the area Hou Jiao 35
It is interior.
On the basis of above-described embodiment, in another embodiment of the present invention, such as Figure 20, the precast concrete truss element 4
Splice side and be equipped with notch and vertical jack hole, the precast concrete truss element 4 mutually spliced splices side and forms accommodation groove, described
Be equipped with link block 30 in accommodation groove, the link block 30 also is provided with vertical jack hole, the vertical jack hole of the link block 30 with
The vertical jack hole of the precast concrete truss element 4 is connected, and wears to connect muscle 24 and wear and connects the vertical jack hole for the company
Connect block 30 and precast concrete truss element 4 connect it is integral.
On the basis of above-described embodiment, in another embodiment of the present invention, such as Figure 21, the precast concrete truss element 4
It is inside embedded with transverse structure muscle 18, one end of the transverse structure muscle 18 is connected with grout sleeve 19, and the other end extend out to prefabricated
Outside concrete truss unit 4, the stretching muscle 22 of the precast concrete truss element 4 of side stretches to concrete adjacent thereto
In the grout sleeve 19 of native truss element 4 and anchoring of being in the milk.
Vacancy on the basis of above-described embodiment, in another embodiment of the present invention, such as Figure 22, in the concrete truss 1
Position is filled with foamed concrete 20 or sound insulationg board.In this way, by filling-foam concrete 20 or sound insulation plate girder then formed in
Partition wall, in specific assembling process foamed concrete 20 can be used it is prefabricated after the mode installed, 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 4.
On the basis of above-described embodiment, in another embodiment of the present invention, such as Figure 23, the top boom 9 of the concrete truss 1
It is equipped with the first built-in fitting 12 with lower boom 10, is equipped with concrete support 15, the concrete support in the concrete truss 1
15 include diagonal brace, and the both ends of the diagonal brace are equipped with the second built-in fitting 13, and first built-in fitting 12 and the second built-in fitting 13 can
Dismantling connection.In this way, can then remove in the place that building does not need setting, mode changes relatively flexibly, and if later period house type
It needs to change, wants to get through in certain several room, it, can be with dismantling concrete support 15, directly under the premise of meeting structure stress
Form large space.
Concrete truss includes vertical web member 14, and the vertical web member 14 connects top boom 9 and lower boom 10.
On the basis of above-described embodiment, in another embodiment of the present invention, such as Figure 23, 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.
A kind of calculating verification result under embodiment is as follows, as follows through finite element analysis computation verification result, such as Figure 24 institute
Show, as seen from the figure, depth of building is 16 layers (total 48m high), and (seismic force is smaller) adds up horizontal position under 6 degree of area's geological processes
Moving is 18.8mm, and every layer of horizontal displacement is about 1.175mm (18.8/16=1.175), and story drift is 1/2553 (1.175/
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 anti-
Shake requires.
As shown in figure 25, vertical displacement of the overhanging part under vertical load and earthquake load is up to 49.5mm, overhangs
Total distance is 24m, and the deflection limit value of cantilever member is 2*24000/400=120mm, and vertical maximum displacement is 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 are also answered
It is considered as protection scope of the present invention.
Claims (10)
1. a kind of assembled interlayer arranges concrete truss overhanging construction, which is characterized in that hanged including multiple vertically arranged
Unit is chosen, the overhanging unit includes multilayered structure, the upward lateral inclination setting of overhanging unit, the overhanging list being disposed adjacent
Member inclined direction on the contrary, the assembled interlayer arrangement concrete truss overhanging construction be in polyline shaped, the assembled every
Layer arrangement concrete truss overhanging construction includes vertical load-bearing main body and overhangs outstanding outside the vertical load-bearing main body
Position is chosen, shear wall is disposed in the vertical load-bearing main body, the shear wall is outstanding along assembled interlayer arrangement concrete truss
Choose that formula building is whole continuously to arrange from bottom to top and be surrounded by least one Core Walls Structure, the overhanging unit at interval of one layer in length and breadth
Two-way to be equipped with multiple rows of precast concrete truss, the Core Walls Structure is fixed in the two-way precast concrete truss intersected with it in length and breadth
It connects, is connected between the multiple rows of precast concrete truss of same layer by precast beam, the precast floor slab and the precast concrete
Truss and/or shear wall are fixedly connected.
2. assembled interlayer according to claim 1 arranges concrete truss overhanging construction, which is characterized in that upper and lower two
The floor of layer is connected with the concrete truss of same layer, and upper layer floor overlaps and is fixed on the top boom of the concrete truss
On, the lower boom side of the concrete truss is equipped with dowel, and the splice ends of the precast floor slab, which are equipped with, stretches out muscle, the company
It connects muscle mutually to splice with the stretching muscle, the concrete truss connect integral, institute with the precast floor slab by post-cast strip
It states dowel and stretches out muscle and be anchored in the post-cast strip.
3. assembled interlayer according to claim 2 arranges concrete truss overhanging construction, which is characterized in that described mixed
It is embedded with connection sleeve in solidifying soil truss, is connected outside the open end of the connection sleeve and the concrete truss, the company
Muscle is connect to be fixedly connected with the connection sleeve.
4. assembled interlayer according to any one of claims 1 to 3 arranges concrete truss overhanging construction, feature
It is, for the Core Walls Structure as the shear wall-concrete truss overhanging construction vertical traffic core, the shear wall-is mixed
The stair or elevator setting of solidifying soil truss overhanging construction are in the Core Walls Structure.
5. assembled interlayer according to claim 4 arranges concrete truss overhanging construction, which is characterized in that described mixed
Notch is equipped at the top of solidifying soil truss, the both ends of the precast beam are overlapped on the two rows of concrete truss tops being disposed adjacent respectively
In the notch in portion, connector is equipped at the top of the concrete truss, the precast beam is equipped with jack hole, the top of the precast beam
Equipped with recess, the jack hole is connected to the recess, and the connector passes through the jack hole and protrudes into the recess, described
Fastener is equipped in recess, the fastener is connected with the connector.
6. assembled interlayer according to claim 4 arranges concrete truss overhanging construction, which is characterized in that described to cut
Power wall and precast concrete truss splice, and the splicing side of the shear wall and precast concrete truss is equipped with built-in fitting, pass through
Shear wall is fixedly connected by welding built-in fitting with precast concrete truss.
7. assembled interlayer according to claim 4 arranges concrete truss overhanging construction, which is characterized in that described mixed
Solidifying soil truss includes the precast concrete truss element of multiple horizontal splicings, and the precast concrete truss element connects into whole
Body.
8. assembled interlayer according to claim 7 arranges concrete truss overhanging construction, which is characterized in that described pre-
Concrete truss unit spliced processed side is equipped with notch and vertical jack hole, the precast concrete truss element splicing side mutually spliced
Form accommodation groove, be equipped with link block in the accommodation groove, the link block also is provided with vertical jack hole, the link block it is vertical
Jack hole is connected with the vertical jack hole of the precast concrete truss element, wears to connect muscle and wear and connects the vertical jack hole for institute
State link block connected with precast concrete truss element it is integral.
9. assembled interlayer according to claim 7 arranges concrete truss overhanging construction, which is characterized in that described mixed
Vacancy position in solidifying soil truss is filled with foamed concrete or sound insulationg board.
10. assembled interlayer according to claim 9 arranges concrete truss overhanging construction, which is characterized in that described
The top boom and lower boom of concrete truss are equipped with the first built-in fitting, are equipped with concrete support, institute in the concrete truss
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.
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| CN201810950617.8A CN109281405B (en) | 2018-08-20 | 2018-08-20 | Assembled interlayer arrangement concrete truss overhanging type building |
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