CN106193623A - A kind of prefabricated concrete structure construction method - Google Patents
A kind of prefabricated concrete structure construction method Download PDFInfo
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- CN106193623A CN106193623A CN201610624394.7A CN201610624394A CN106193623A CN 106193623 A CN106193623 A CN 106193623A CN 201610624394 A CN201610624394 A CN 201610624394A CN 106193623 A CN106193623 A CN 106193623A
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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
Abstract
The invention discloses a kind of prefabricated concrete structure construction method, the installation of the vertical member of current construction floor is used against making operation by this construction method, i.e. before being linked and packed and have not been completed of horizontal member of current construction floor, first lift the vertical member being connected above it, finally pour connection concrete and disposably horizontal member and the vertical member of current construction floor are linked into an integrated entity.The construction method of the present invention uses against making operation, construction link can be reduced, reduce the construction period, it is applicable to the assembly concrete construction of the structural systems such as precast shear wall, combined wall board and framework, have easy construction, save time, economy, the advantage such as environmental protection；Realize reaching performance requirement equal with cast-in-place structural simultaneously.
Description
Technical field
The present invention relates to prefabricated assembled concrete building construction technology, belong to building industrialization production field, be specially
A kind of prefabricated concrete structure construction method.
Background technology
Country proposes smart city, green building and the future architecture industry developing direction of building industrialization；And propose 10 years
The left and right time, the ratio making assembled architecture account for new building reaches 30%；Therefore the Department of Science and Technology sends " " green building and building
Industrialization " emphasis special 2016 year project application guide specifically notify " mention subject study content and (take passages related to the present invention
Partial content): research and propose new series connect joint form, reach performance requirement equal with cast-in-place structural；It is applicable to pre-
The standardization of prefabricated concrete structure processed, tool lifting and support system etc..
The assembled architecture of China does not also have in system to solve the studies above problem content at present, or there is optimization and need
The place improved；Construct to use between each layer such as the assembling of " prefabricated concrete structure technical regulation JGJ1-2014 " and sit slurry
Not solving to reach performance requirement equal with cast-in-place structural with sleeve connection vertical member, the craft precision of sleeve connection reinforcing bar is wanted
Ask high, lifting steel reinforcement abutting joints bothers, construction link is many, cost is high；Another breakthrough is assembled and must have been assembled just can enter in bottom
The Construction Mode of the Traditional Thinking of row top lifting, the assembling engineering time is long, is difficulty with " strong node, weak component " and designs former
Then, cannot accomplish to assemble structure and the equal performance requirement of cast-in-place structural.
Summary of the invention
It is an object of the invention to overcome the deficiencies in the prior art, it is provided that a kind of prefabricated concrete structure construction method,
This construction method uses against making operation, it is possible to reduce construction link, minimizing construction period, and it is applicable to precast shear wall, is combined
The assembly concrete construction of the structural system such as wallboard and framework, have easy construction, save time, economy, the advantage such as environmental protection；
Realize reaching performance requirement equal with cast-in-place structural simultaneously.
The purpose of the present invention is realized by following technical scheme:
A kind of prefabricated concrete structure construction method, it is characterised in that: current construction floor is erected by this construction method
Use against making operation to the installation of component, before i.e. the assembly connection at the horizontal member of current construction floor has not been completed,
First lift the vertical member being connected above it, finally pour connection concrete by the horizontal member of current construction floor with vertical
Component links into an integrated entity；Particularly as follows: be connected above hoisting prefabricated floor vertical member time, the level trough of current construction floor
The most not pouring connection concrete, what the vertical member lower end of lifting faced toward is the spatial domain of level trough, thus need to utilize support
Part makes the vertical member lower end frame of lifting stand on the vertical member upper end that the previous construction floor of corresponding connection has assembled
Above faying face, above the level trough of i.e. current construction floor；The reserved steel bar of each mounting structure end is in corresponding level
Groove and vertical cavity connect or anchoring, and constitute skeleton, finally at water with the conventional rebar being arranged at level trough and vertical cavity
Rise as high as the banks and vertical cavity pours connection concrete, horizontal member and the vertical member of current construction floor are linked to be entirety, and then
Complete the construction of a structural floor.
Described level trough is (to be included precast floor slab and prefabricated by vertical member upper end faying face and several horizontal members
Composite beam) faying face surround or by vertical member upper end faying face and the faying face of several horizontal members and template
The level trough shape space surrounded, is for pouring the horizontal space connecting pouring concrete.
Described vertical cavity be surrounded by the side faying face of several vertical members that need to connect or by connecting
Vertical the leading directly to that the side faying face of several vertical members and template enclose encloses space, is for pouring connection pouring concrete
Vertical cavity.
In the prefabricated concrete structure construction method of the present invention, horizontal member and the vertical member of same construction floor hang
After the interim splicing of dress, described communicate for pouring the level trough connecting pouring concrete and vertical cavity, level trough and vertical
The rear pouring concrete in cavity can be with primary concreting；This is connected concrete with the level trough that first pours of conventional mounting, then constructs
Other intermediate step, then there is the biggest difference in the construction method pouring the vertical vertical cavity concrete connecting node, as
Assembling construction in " prefabricated concrete structure technical regulation JGJ1-2014 ".
In the prefabricated concrete structure construction method of the present invention, described articles be for inverse make operation time lifting
Vertical member be supported on the top of vertical member upper end faying face, the i.e. object above level trough assembled；Object can
Be the original arrangement of reinforcement of precast construction wallboard stretches out lower end or upper end faying face is bent into support or increase arrangement of reinforcement stretch out lower end or
The support that upper end faying face is bent into, it is also possible to prefabricated together with precast construction wallboard in precast construction wallboard lower end or upper end
Concrete paxilla, it is also possible to be movable concrete prefabricated square or four square stools that reinforcing bar is bent into, it is also possible to be prefabricated knot
At the shaped steel that precast construction wallboard lower end or upper end are pre-buried when structure wallboard is prefabricated, described support pieces can also is that movable transverse
Thick stick, lifts the vertical member of lifting and connects above the level trough of concrete the most not pouring of current construction floor.
In the prefabricated concrete structure construction method of the present invention, described current construction floor includes that a structural floor is put down
More than the horizontal member in face (Liang Heban, also include the component close to level) and this structural floor plane being connected with this layer
Vertical member (structural wall board and post, also include the component that gradient is bigger)；Its sequence of construction is first to lift horizontal member, temporarily fixed
Position is fixing, then lifts vertical member, and also interim location is fixing, connects assembling reinforcement, pours connection the most together, above-mentioned currently executes
Work floor constitutes a construction interval.It divides different from traditional construction interval, a construction interval of conventional construction method
Including the horizontal member above the vertical member of current construction floor and this vertical member, use conventional from bottom to top
Construction sequence, there is essential distinction with the construction method with adverse construction method operation of the present invention.Additionally, traditional construction party
Method also has the horizontal member connection conduct individually construction construction of first floor layer being divided into two construction sections, i.e. first floor layer
Section, and the connection of vertical member is as another single construction section, such as " prefabricated concrete structure technical regulation JGJ1-
2014 " the assembling construction in.
The preferred version one of construction method of the present invention: when this preferred construction method does not contains the construction of pre-cast building wallboard, tool
Body comprises the following steps:
A. design general assembly drawing and prefabricated components make construction drawing, produce prefabricated structural element by design drawing requirement and transport
It is passed to scene；
B. the vertical supporting of support level component and required template it are installed as；Require that the support installed and template meet
Accurate absolute altitude requirement, makes the floor construction face of assembling reach the requirement before building fine fitment, and requires to consider the horizontal structure of installation
The load of the connected vertical member on part；This step is the operation carried out on the basis of a upper construction floor completes；
C. lift the horizontal member of current construction floor, and fix temporarily；Including Prefabricated superposed beam and precast floor slab, make
They are bearing in vertical supporting and template.
D. reserved steel bar and the colligation floor structure face following conventional rebar of absolute altitude of horizontal member are connected；Except horizontal member
Reserved steel bar implement to connect outside, mainly in advance tied part does not affect the lifting of next step vertical member and vertical member is reserved
The reinforcing bar of the level trough of bar connecting, including the connection reinforcing bar between precast floor slab and conventional arrangement of reinforcement；Its benefit is not hang
Before loading onto portion's vertical member, reinforcing bar binding working place is big, and interference is few, and this step also can be tied up after lifting vertical member together
Prick；
E. lift the vertical member that more than current construction floor flooring is connected, make vertical member be accurately positioned, and pass through
Articles makes the vertical member lower end frame of lifting stand on the vertical structure that the previous construction floor of corresponding connection has assembled
Above the faying face of part upper end, above the level trough of i.e. current construction floor, this lifting has the operation of adverse construction method, and meets vertical
Directly spend requirement, then fix with diagonal brace；
F. connecting vertical member reserved steel bar, supplementing the reinforcing bar that other design drawing of colligation needs, if there being shaped steel also to wrap
Include the installation of shaped steel；Specifically include the vertical member reserved steel bar connection in level trough and vertical cavity and additional conventional arrangement of reinforcement is tied up
Prick, supplement colligation at the floor structure face following reinforcing bar of absolute altitude that Step d cannot complete；Above-mentioned bar connecting and shaped steel are installed and are all adopted
With the connection of conventional prior；
G. exceed the part of floor structure face absolute altitude as the rear pouring concrete of level trough has and have and exceed exterior wall
Outer peripheral part, supplements installation form；The not all project under construction of this step and each construction layer have；
H. level trough and the connection concrete in vertical cavity are poured；The concrete poured uses and connecting elements intensity phase
Same or higher leveled slightly expanded concrete；
After the most cast-in-place connection concrete strength reaches requirement, remove temporary support and template；
Repeat step b i, until completing the structure construction of entire building.
The preferred version two of construction method of the present invention: pre-cast building wallboard is carried out the most together at structure construction assembling stage
Assembling construction, specifically includes following steps:
A. design general assembly drawing and prefabricated components make construction drawing, produce prefabricated structural element with pre-by design drawing requirement
Producing building wallboard also transports scene；
B. the vertical supporting of support level component and required template it are installed as；Require that the support installed and template meet
Accurate absolute altitude requirement, makes the floor construction face of assembling reach the requirement before building fine fitment, and requires to consider the horizontal structure of installation
The load of the connected vertical member on part；This step is the operation carried out on the basis of a upper construction floor completes；
C. lift the horizontal member of current construction floor, and fix temporarily；Including Prefabricated superposed beam and precast floor slab, make
They are bearing in vertical supporting and template.
D. reserved steel bar and the colligation floor structure face following conventional rebar of absolute altitude of horizontal member are connected；Except horizontal member
Reserved steel bar implement to connect outside, mainly in advance tied part does not affect the lifting of next step vertical member and vertical member is reserved
The reinforcing bar of the level trough of bar connecting, including the connection reinforcing bar between precast floor slab and conventional arrangement of reinforcement；Its benefit is not hang
Before loading onto portion's vertical member, reinforcing bar binding working place is big, and interference is few, and this step also can be tied up after lifting vertical member together
Prick；
E. lift the vertical member that more than current construction floor flooring is connected, make vertical member be accurately positioned, and pass through
Articles makes the vertical member lower end frame of lifting stand on the vertical structure that the previous construction floor of corresponding connection has assembled
Above the faying face of part upper end, above the level trough of i.e. current construction floor, this lifting has the operation of adverse construction method, and meets vertical
Directly spend requirement, then fix with diagonal brace；
F. connecting vertical member reserved steel bar, supplementing the reinforcing bar that other design drawing of colligation needs, if there being shaped steel also to wrap
Include the installation of shaped steel；Specifically include the vertical member reserved steel bar connection in level trough and vertical cavity and additional conventional arrangement of reinforcement is tied up
Prick, supplement colligation at the floor structure face following reinforcing bar of absolute altitude that Step d cannot complete；Above-mentioned bar connecting and shaped steel are installed and are all adopted
With the connection of conventional prior；
G. exceed the part of floor structure face absolute altitude as the rear pouring concrete of level trough has and have and exceed exterior wall
Outer peripheral part, supplements installation form；The not all project under construction of this step and each construction layer have；
H. level trough and the connection concrete in vertical cavity are poured；The concrete poured uses and connecting elements intensity phase
Same or higher leveled slightly expanded concrete；
I., after cast-in-place concrete intensity reaches requirement, temporary support and template are removed；
J. pre-cast building wallboard is installed in lifting, uses seat slurry mode to install, it is ensured that it meets the requirements, and diagonal brace is fixed；
Repeat step b j, until completing the structure construction of entire building and the construction of building wall board.
Described building wall board is to build for closing the rising in addition to force structure wallboard of peripheral space or the compartment
Build closing peripheral space or the wallboard of compartment function.
In two kinds of above-mentioned preferred construction methods, Specific construction content there may be part not when for different engineering
With, construction procedure may increase and decrease, but those skilled in the art on the basis of above-mentioned construction method according to practical situation
And the adjustment made, it is clear that belong to the equivalent technical solutions of the present invention, fall under the scope of the present invention.
Prefabricated components of the present invention include that vertical prefabricated components and horizontal prefabricated components, described vertical prefabricated components are pre-
Post processed, precast construction wallboard and composite construction board wall, described horizontal prefabricated components are Prefabricated superposed beam and precast floor slab.
Compared with prior art, the having the beneficial effect that of the prefabricated concrete structure construction method of the present invention:
One, realize reaching performance requirement equal with cast-in-place structural: assembly connection construction all employings of the present invention meet mixed
The bar connecting of Xtah Crude Clay structure and concrete connect, and after-pouring connection concrete parts in junction waters after being equivalent to cast-in-place structural
Band, by inverse as operation make traditional method cannot accomplish connect novel joint be capable of；And existing assembly connection exists and sits
Some are not recognized connecting material and the mode side reaching the equal performance of cast-in-place structural to starch joint face, reinforcing bar grouting connection etc.
Method.Present invention achieves " proposing new series and connect joint form, reach performance equal with cast-in-place structural of State Scientific and Technological Commission's proposition
Require " technical task target.
Two, the construction method of the present invention provides a kind of it is applicable to the standardization of prefabricated assembled concrete structure, work
Toolization lifting construction system, this system has the advantage that compared with existing system
(1) realize reducing vertical temporary support and template；Owing to using whole thick precast floor slab rigidity big, reduce vertical
Support, compared with prior art can save circulation material, save trouble, economy, environmental protection.
(2) reduce working procedure, simplify difficulty of construction, minimizing construction time；Realize a construction plane layer only with once mixing
Solidifying soil pours, and just the structure (including vertical member wallboard and post, horizontal member beam and floor) of all installations is all connected into
One is overall, reduces operation.And the existing assembling construction technology commonly used when pouring connection concrete no less than 2 times, also have and fill
Slurry connects operation, and step is many, difficulty is big, long in time limit.
(3) prefabricated rate is high, environmental protection of constructing；The floor that the present invention connects can also the most prefabricated complete to put in place, is different from and adopts
By overlapping layers floor connected mode, (the prefabricated rate of floor of the present invention more than 80%, and the tradition prefabricated rate of superimposed sheet is to improve prefabricated rate very much
Difficulty reaches 60%), if building wall board also prefabrication and lifting, it is greatly reduced on-site concrete amount and wet trade amount, reduces building rubbish
Rubbish and dust emission.
(4) structural plane completed is more smooth, reduces screed-coat, more environmentally friendly；Owing to the floor integral thickness of the present invention is prefabricated
Smooth, precast construction wallboard face is also to carry the smooth wing along template, and building wall board is also that prefabrication and assembly construction, flooring and metope can
Reach to keep the change flat bed and can be carried out fine fitment, reduce building waste and dust emission further.
(5) construction costs can be greatly decreased, easily be acceptable to the market, beneficially " the building industry of fabricated construction
Change " popularization.
Accompanying drawing explanation
Fig. 1 is the structural plan figure of the prefabricated concrete structure construction method embodiment one of the present invention.
Fig. 2 is the A-A sectional view of Fig. 1 and Fig. 5.
Fig. 3 is the B-B profile of Fig. 1 and Fig. 5.
Fig. 4 is the C-C profile of Fig. 1 and Fig. 5.
Fig. 5 is the structural plan figure of the prefabricated concrete structure construction method embodiment two of the present invention.
Fig. 6 is the D-D sectional view of Fig. 5.
In figure: 1 precast construction wallboard, 2 Prefabricated superposed beams, 3 precast floor slabs, 4 prefabricated post, 5 level troughs, 6 vertical cavities, 7
Template, 8 vertical supportings, 9 diagonal braces, 10 articles, 11 pre-cast building wallboards, 12 connect concrete, 13 screeds, N and N+1 table
Show construction interval.
Detailed description of the invention
Below in conjunction with embodiment and accompanying drawing, the present invention is described in further detail, but embodiments of the present invention do not limit
In this.
As shown in figures 1 to 6, this construction method (includes precast construction wallboard 1 He to the vertical member of current construction floor N+1
Prefabricated post 4) installation use and inverse make operation, i.e. the horizontal member at current construction floor N+1 (includes Prefabricated superposed beam 2 and pre-
Floor 3 processed) assembly connection have not been completed before, first lift the vertical member being connected above it, finally pour connection mixed
Solidifying soil 12 is by the horizontal member (including Prefabricated superposed beam 2 and precast floor slab 3) of current construction floor and the prefabricated knot of vertical member
Structure wallboard 1 and prefabricated post 4 link into an integrated entity；Particularly as follows: the precast construction of the vertical member being connected above hoisting prefabricated floor 3
When wallboard 1 and prefabricated post 4, the level trough 5 of current construction floor N+1 does not the most pour connection concrete 12, the vertical structure of lifting
What the precast construction wallboard 1 of part and prefabricated post 4 lower end faced toward is the spatial domain of level trough 5, thus articles 10 need to be utilized to make to hang
The precast construction wallboard 1 of vertical member of dress and prefabricated post 4 lower end erect respectively in corresponding connection previous construction floor N
Above the precast construction wallboard 1 of the vertical member through assembling and prefabricated post 4 upper end faying face；Each mounting structure end pre-
Stay reinforcing bar to connect or anchoring at corresponding level trough 5 and vertical cavity 6, and be arranged at level trough 5 and the vertical routine of the most empty 6
Reinforcing bar constitutes skeleton, finally pours connection concrete 12, the horizontal structure of current construction floor at level trough 5 and vertical cavity 6
The Prefabricated superposed beam 2 of part and the structural wall board 1 of precast floor slab 3 and vertical member and post 4 are linked to be entirety, and then complete a structure
The construction of floor.
Described level trough: as shown in Figure 3: by vertical member precast construction wallboard 1 upper end faying face and two horizontal structures
The level trough shape space that the faying face of part precast floor slab 3 surrounds；The most as shown in Figure 2: by vertical member precast construction wallboard 1
The level trough shape space that end faying face and the faying face of two horizontal member precast floor slabs 3 and template 7 surround, is for watering
Build the horizontal space connecting pouring concrete 12.
As shown in Figure 1 and Figure 5: described vertical cavity is by the side of several vertical member prefabricated panels 1 that need to connect
What faying face surrounded is for pouring the vertical cavity connecting pouring concrete.
As shown in Figure 1 and Figure 5: described connect the level trough of pouring concrete and vertical cavity communicates, water for pouring
Rise as high as the banks and the rear pouring concrete in vertical cavity can be with primary concreting.
As shown in Figure 2 and Figure 6: described current construction floor N+1 include a structural floor plane horizontal member (beam and
Plate, also include the component close to level) and this structural floor plane more than the vertical member (structural wall board being connected with this layer
With post, also include connecing the component that angle of inclination is bigger)；A construction floor before is N.
Embodiment one
As Figure 1-4, the prefabricated concrete structure construction method of the present embodiment is without pre-cast building wallboard
Construction, concretely comprises the following steps:
A. design general assembly drawing and prefabricated components make construction drawing, produce prefabricated structural element by design drawing requirement and transport
It is passed to scene；
B. (this is the operation connecting and entering next construction interval N+1 after an assembling construction interval N completes), it is installed as supporting
The vertical supporting 8 of horizontal member and required template 7.Require that the support 8 installed and template 7 meet accurate absolute altitude requirement,
And require the load considering to install the connected vertical member on horizontal member；
C, the Prefabricated superposed beam 2 lifted in the horizontal member of current construction floor and precast floor slab unit 3, make them support
And fix on vertical supporting 8 and required template 7 temporarily；
D. connect horizontal member precast floor slab 3 and the reserved steel bar of Prefabricated superposed beam 2 and colligation floor structure face absolute altitude with
Lower conventional rebar；In addition to the reserved steel bar of horizontal member is implemented to connect, tied part does not affect next step and erects the most in advance
To the reinforcing bar of the level trough that lifting component and vertical member reserved steel bar connect, including the connection reinforcing bar between precast floor slab with often
Rule arrangement of reinforcement；
The most as shown in Figure 2: lift the vertical member (dry wall therein that current construction floor more than flooring N+1 is connected
Plate 1), make vertical member be accurately positioned, and made by articles 10 prefabricated panel 1 lower end frame of the vertical member of lifting stand on
Above the prefabricated panel 1 upper end faying face of the vertical member that the previous construction floor of corresponding connection has assembled, and meet
Perpendicularity requirement, then fixes 9 with diagonal brace；
F. connecting vertical member reserved steel bar, supplementing the reinforcing bar that other design drawing of colligation needs, if there being shaped steel also to wrap
Include the installation of shaped steel；Specifically include vertical member and connect and additional conventional arrangement of reinforcement at the reserved steel bar of level trough 5 and vertical cavity 6
Colligation, supplements colligation at the floor structure face following reinforcing bar of absolute altitude that Step d cannot complete；Above-mentioned bar connecting and shaped steel are installed all
Use the connection of conventional prior；
G. exceed the part of floor structure face absolute altitude as the rear pouring concrete of level trough 5 has and have and exceed exterior wall
Outer peripheral part, supplements installation form 7 (the present embodiment is performed without this step)
H. level trough 5 and the connection concrete in vertical cavity 6 are poured；The concrete poured uses ratio connecting elements intensity
Higher leveled slightly expanded concrete；
I., after connection concrete 12 intensity reaches requirement, temporary support 8 and template 7 are removed；
Repeat step b i, until completing the structure construction of entire building.
Embodiment two
As shown in figures 2-6, the prefabricated concrete structure construction method of the present embodiment is pre-at structure construction assembling stage handle
Producing building wallboard 11 carries out assembling construction the most together, concretely comprises the following steps:
A. design general assembly drawing and prefabricated components make construction drawing, produce prefabricated structural element with pre-by design drawing requirement
Producing building wallboard 11 also transports scene；
B. (this is the operation connecting and entering next construction interval N+1 after an assembling construction interval N completes), it is installed as supporting
The vertical supporting 8 of horizontal member and required template 7.Require that the support 8 installed and template 7 meet accurate absolute altitude requirement,
And require the load considering to install the connected vertical member on horizontal member；
C. lift the Prefabricated superposed beam 2 in the horizontal member of current construction floor and precast floor slab unit 3, make them support
And fix on vertical supporting 8 and required template 7 temporarily；
D. connect horizontal member precast floor slab 3 and the reserved steel bar of Prefabricated superposed beam 2 and colligation floor structure face absolute altitude with
Lower conventional rebar；In addition to the reserved steel bar of horizontal member is implemented to connect, tied part does not affect next step and erects the most in advance
To the reinforcing bar of the level trough that lifting component and vertical member reserved steel bar connect, including the connection reinforcing bar between precast floor slab with often
Rule arrangement of reinforcement；
The most as shown in Figure 2: lift the vertical member (dry wall therein that current construction floor more than flooring N+1 is connected
Plate 1), make vertical member be accurately positioned, and made by articles 10 prefabricated panel 1 lower end frame of the vertical member of lifting stand on
Above the prefabricated panel 1 upper end faying face of the vertical member that the previous construction floor of corresponding connection has assembled, and meet
Perpendicularity requirement, then fixes 9 with diagonal brace；
F. connecting vertical member reserved steel bar, supplementing the reinforcing bar that other design drawing of colligation needs, if there being shaped steel also to wrap
Include the installation of shaped steel；Specifically include vertical member and connect and additional conventional arrangement of reinforcement at the reserved steel bar of level trough 5 and vertical cavity 6
Colligation, supplements colligation at the floor structure face following reinforcing bar of absolute altitude that Step d cannot complete；Above-mentioned bar connecting and shaped steel are installed all
Use the connection of conventional prior；
G. exceed the part of floor structure face absolute altitude as the rear pouring concrete of level trough 5 has and have and exceed exterior wall
Outer peripheral part, supplements installation form 7 (the present embodiment is performed without this step)
H. level trough 5 and the connection concrete in vertical cavity 6 are poured；The concrete poured uses ratio connecting elements intensity
Higher leveled slightly expanded concrete；
I., after connection concrete 12 intensity reaches requirement, temporary support 8 and template 7 are removed；
J. pre-cast building wallboard is installed in lifting, uses seat mortar 13 mode to install, it is ensured that it meets the requirements, and diagonal brace 9 is solid
Fixed (as shown in Figure 6), this building wall board can which support composite beam 2 as shown in the figure as the support use of installation horizontal member；
Note: this step can also start as at whole construction interval；
Repeat step b j, until completing the structure construction of entire building and the construction of building wall board.
Above-mentioned for the present invention preferably embodiment, but embodiments of the present invention are not limited by foregoing, its
The change made under his any spirit without departing from the present invention and principle, modify, substitute, combine, simplify, all should be
The substitute mode of effect, within being included in protection scope of the present invention.
Claims (8)
1. a prefabricated concrete structure construction method, it is characterised in that: this construction method is vertical to current construction floor
The installation of component uses against making operation, before i.e. the assembly connection at the horizontal member of current construction floor has not been completed, first
Lift the vertical member being connected above it, finally pour and connect concrete by the horizontal member of current construction floor and vertical structure
Part links into an integrated entity；Particularly as follows: be connected above hoisting prefabricated floor vertical member time, the horizontal member of current construction floor
Level trough does not the most pour connection concrete, and what the vertical member lower end of lifting faced toward is the spatial domain of level trough, thus needs to utilize
Articles makes the vertical member lower end frame of lifting stand on the vertical structure that the previous construction floor of corresponding connection has assembled
Above the faying face of part upper end, above the level trough of i.e. current construction floor, the reserved steel bar of each mounting structure end is in correspondence
Level trough and vertical cavity connect or anchoring, and be arranged at the conventional rebar composition skeleton in level trough and vertical cavity,
After pour connection concrete at level trough and vertical cavity, horizontal member and the vertical member of current construction floor are linked to be whole
Body, and then complete the construction of a structural floor.
Prefabricated concrete structure construction method the most according to claim 1, it is characterised in that: described level trough be by
That the faying face of vertical member upper end faying face and several horizontal members surrounds or by vertical member upper end faying face and some
The level trough shape space that the faying face of individual horizontal member and template surround, is for pouring the horizontal blank connecting pouring concrete
Between, described horizontal member includes precast floor slab and Prefabricated superposed beam.
Prefabricated concrete structure construction method the most according to claim 1, it is characterised in that: described vertical cavity is
That surrounded by the side faying face of several vertical members that need to connect or by the side faying face of several vertical members that need to connect
Vertical the leading directly to enclosed with template encloses space, is for pouring the vertical cavity connecting pouring concrete.
Prefabricated concrete structure construction method the most according to claim 1, it is characterised in that: the water of same construction floor
After flat component and the interim splicing of vertical member lifting, described is phase for pouring the level trough connecting pouring concrete and vertical cavity
Lead to, level trough and the rear pouring concrete primary concreting in vertical cavity.
Prefabricated concrete structure construction method the most according to claim 1, it is characterised in that: described articles is to use
In inverse make operation time lifting vertical member be supported on the top of vertical member upper end faying face, the level trough assembled
The object of top.
Prefabricated concrete structure construction method the most according to claim 1, it is characterised in that: described current construction floor
Including the vertical member being connected with this layer more than horizontal member of a structural floor plane and this structural floor plane.
Prefabricated concrete structure construction method the most according to claim 1, it is characterised in that: this construction method is without pre-
During the construction of producing building wallboard, specifically include following steps:
A. design general assembly drawing and prefabricated components make construction drawing, produce prefabricated structural element by design drawing requirement and transport is arrived
On-the-spot；
B. the vertical supporting of support level component and required template it are installed as；
C. lift the horizontal member of current construction floor, and fix temporarily；
D. reserved steel bar and the colligation floor structure face following conventional rebar of absolute altitude of horizontal member are connected；
E. lift the vertical member that more than current construction floor flooring is connected, make vertical member be accurately positioned, and by supporting
On the vertical member that the previous construction floor that object makes the vertical member lower end frame of lifting stand on corresponding connection has assembled
Above end faying face, above the level trough of i.e. current construction floor, this lifting has the operation of adverse construction method, and meets perpendicularity
Requirement, then fixes with diagonal brace；
F. connecting vertical member reserved steel bar, supplementing the reinforcing bar that other design drawing of colligation needs, if there being shaped steel also to include type
The installation of steel；
G. exceed the part of floor structure face absolute altitude and having exceed the outside of exterior wall as the rear pouring concrete of level trough has
The part of edge, supplements installation form；
H. level trough and the connection concrete in vertical cavity are poured；
I., after cast-in-place concrete intensity reaches requirement, temporary support and template are removed；
Repeat step b i, until completing the structure construction of entire building.
Prefabricated concrete structure construction method the most according to claim 1, it is characterised in that: in this construction method,
Structure construction assembling stage carries out pre-cast building wall assembling construction the most together, specifically includes following steps:
A. design general assembly drawing and prefabricated components make construction drawing, by design drawing requirements production prefabricated structural element with prefabricated build
Walling plate also transports scene；
B. the vertical supporting of support level component and required template it are installed as；Require that the support installed and template meet accurately
Absolute altitude requirement, make the floor construction face of assembling reach to build the requirement before fine fitment, and require to consider to install on horizontal member
The load of connected vertical member；This step is the operation carried out on the basis of a upper construction floor completes；
C. lift the horizontal member of current construction floor, and fix temporarily；Including Prefabricated superposed beam and precast floor slab, make them
It is bearing in vertical supporting and template；
D. reserved steel bar and the colligation floor structure face following conventional rebar of absolute altitude of horizontal member are connected；Pre-except horizontal member
Outside staying reinforcing bar to implement to connect, tied part does not affect the lifting of next step vertical member and the connection of vertical member reserved steel bar in advance
The reinforcing bar of level trough, including the connection reinforcing bar between precast floor slab and conventional arrangement of reinforcement；This step also can be after lifting vertical member
Colligation together；
E. lift the vertical member that more than current construction floor flooring is connected, make vertical member be accurately positioned, and by supporting
On the vertical member that the previous construction floor that object makes the vertical member lower end frame of lifting stand on corresponding connection has assembled
Above end faying face, above the level trough of i.e. current construction floor, this lifting has the operation of adverse construction method, and meets perpendicularity
Requirement, then fixes with diagonal brace；
F. connecting vertical member reserved steel bar, supplementing the reinforcing bar that other design drawing of colligation needs, if there being shaped steel also to include type
The installation of steel；Specifically include vertical member and connect and additional conventional arrangement of reinforcement colligation at the reserved steel bar of level trough and vertical cavity,
Supplement colligation at the floor structure face following reinforcing bar of absolute altitude that Step d cannot complete；Above-mentioned bar connecting and shaped steel are installed and are all used
The connection of conventional prior；
G. exceed the part of floor structure face absolute altitude and having exceed the outside of exterior wall as the rear pouring concrete of level trough has
The part of edge, supplements installation form；The not all project under construction of this step and each construction layer have；
H. level trough and the connection concrete in vertical cavity are poured；The concrete that poured use identical with connecting elements intensity or
Higher leveled slightly expanded concrete；
I., after cast-in-place concrete intensity reaches requirement, temporary support and template are removed；
J. pre-cast building wallboard is installed in lifting, uses seat slurry mode to install, it is ensured that it meets the requirements, and diagonal brace is fixed；
Repeat step b j, until completing the structure construction of entire building and the construction of building wall board.
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| CN108661329A (en) * | 2018-04-25 | 2018-10-16 | 李藏柱 | The mounting bracket of prefabricated components, precast wall body and its installation method containing the holder |
| CN109610648A (en) * | 2018-12-20 | 2019-04-12 | 五冶集团上海有限公司 | Piece processing method before a kind of assembled architecture concrete members pour |
| CN110439290A (en) * | 2019-07-10 | 2019-11-12 | 中国十七冶集团有限公司 | A kind of prefabricated concrete structure construction method |
| CN112983049A (en) * | 2021-03-11 | 2021-06-18 | 三能集成房屋股份有限公司 | Prefabricated wallboard supporting system and using method thereof |
| CN113309229A (en) * | 2021-06-01 | 2021-08-27 | 中建八局第一建设有限公司 | Grouting reverse-sequence construction method for assembled vertical component |
| CN113719137A (en) * | 2021-09-29 | 2021-11-30 | 徐红伟 | Construction engineering secondary structure and masonry engineering and main body engineering synchronous construction method |
| CN113833183A (en) * | 2021-09-22 | 2021-12-24 | 北京建工四建工程建设有限公司 | Prefabricated hollow shear wall panel system and construction method thereof |
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| CN113719137A (en) * | 2021-09-29 | 2021-11-30 | 徐红伟 | Construction engineering secondary structure and masonry engineering and main body engineering synchronous construction method |
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