CN106436930B - Transfinite pouring after settlement structural system and construction method for a kind of ground - Google Patents
Transfinite pouring after settlement structural system and construction method for a kind of ground Download PDFInfo
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- CN106436930B CN106436930B CN201610859552.7A CN201610859552A CN106436930B CN 106436930 B CN106436930 B CN 106436930B CN 201610859552 A CN201610859552 A CN 201610859552A CN 106436930 B CN106436930 B CN 106436930B
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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
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/66—Sealings
- E04B1/68—Sealings of joints, e.g. expansion joints
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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
- E04B1/0007—Base structures; Cellars
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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
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- Structural Engineering (AREA)
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Abstract
Transfinite pouring after settlement structural system and construction method for a kind of ground, and the construction method for the pouring after settlement structural system that transfinites on the ground includes that steps are as follows, step 1: closing is protected in the post-cast strip on basement roof；Step 2: main building main structure, podium main structure, main building extend out structure and podium extends out the construction of structure, and get rid of muscle processing to the beam for the pouring after settlement structure that transfinites, slab muscle；Step 3: frame body and beam, the template die plate for the pouring after settlement structure that transfinites are set up；Step 4: the construction of transfinite pouring after settlement structural beams, slab muscle；Step 5: the pouring after settlement structural concrete that transfinites is poured；Step 6: maintenance.The present invention solve traditional pouring after settlement construction method it is existing cause beam that can not be closed because differential settlement is excessive, structural stability is poor, beam be truncated can not normal arch camber, structure entirety stress be bad and template frame body between type of attachment it is complicated it is bad operate, the technical issues of overstocking of materials such as template and steel pipe lead to material serious waste.
Description
Technical field
It transfinites pouring after settlement structural system and its construction method the present invention relates to a kind of ground.
Background technique
Post-cast strip is commonly used to prevention and evades safety problem, can promote construction quality conscientiously, if post-cast strip setting is improper,
Serious quality problems can be brought, and the stability of whole building can be reduced.In the design of building construction at present, most of building is high
Degree is higher, and attached multilayer podium, and vestibule form is generally between main building and podium.In traditional construction ground pouring after settlement with
It is arranged with basement post-pouring zone, post-cast strip width is 800mm, and every layer is arranged until podium roofing.Because pouring after settlement is by main building
Beam disconnects between podium, which reaches 15m~23m, if the indwelling 800mm wide pouring after settlement in this beam, in large span
There are following 4 disadvantages at position: first is that because beam span is big between main building and podium, main building and podium differential settlement are big, cause beam without
Method closure, building are uneven, and reduce the stability of whole building；Second is that 800mm wide pouring after settlement is by beam between main building podium
Be truncated into two large divisions, cause beam can not normal arch camber, it is possible to cause the later period beam in " recessed " form, be unfavorable for structure by
Power；Type of attachment complexity, bad operation between post-cast strip two sides beam-slab template frame body and post-cast strip frame body, while this three parts frame
Body material need to be overstock always to main building binds, just dismountable, serious waste material is closed in post-cast strip；Fourth is that building is uneven
Problem, and there are certain risks for construction.
Summary of the invention
It transfinites pouring after settlement structural system and construction method the invention proposes a kind of ground, to solve traditional sedimentation
The existing stability for causing beam that can not be closed because differential settlement is excessive, building of rear pouring tape construction method is poor, beam is truncated can not be just
Normal arch camber, structure entirety stress be bad and template frame body between the materials such as the complicated bad operation of type of attachment, template and steel pipe
Overstock the technical issues of leading to material serious waste.
Technical solution of the present invention is as follows.
Transfinite the construction method of pouring after settlement structural system for a kind of ground, comprises the following steps that
Step 1: the post-cast strip on basement roof carries out protection closing.
Step 2: main building main structure, podium main structure, main building extend out structure and podium extends out the construction of structure.
Step 3: frame body and beam, the template die plate for the pouring after settlement structure that transfinites are set up.
Step 4: the construction of the beam, slab muscle of the pouring after settlement structure that transfinites.
Step 5: the pouring after settlement structural concrete that transfinites is poured.
Step 6: maintenance.
Preferably, the protection closing of the post-cast strip in step 1 on basement roof specifically: poured after basement roof
A bar shaped supporting table is respectively built on basement roof with two sides, along basement roof post-cast strip length direction, in supporting table
Lateral surface smears into inclined surface with cement mortar, between inclined surface and brick, equal jointing between inclined surface and top plate；Then in two branch
Ceiling board post poured band protecting formwork under full floor file on support platform, the basement roof post-cast strip protecting formwork lower surface is provided with wood
Side；Basement and basement roof post-cast strip are poured after main building binds, before the pouring after settlement that transfinites construction.
Preferably, it is the vestibule section constructed simultaneously with main building main structure, the company that main building described in step 2, which extends out structure,
The length of corridor section is 1000mm~1500mm；It is the vestibule section constructed simultaneously with podium main structure that the podium, which extends out structure,
The length of the vestibule section is 1000mm~1500mm.
Construction main building main structure, podium main structure, main building extends out structure and podium extends out the specific steps of structure
Are as follows:
Step a: main building main structure, podium main structure, main building extend out structure and podium extends out the template of structure, branch
Frame is set up；
Wherein, main building extends out structure mould bases and is independently arranged, and expires hall frame interim drawknot with main building main structure；
The mould bases that podium extends out structure is independently arranged, and expires hall frame interim drawknot with annex main structure；
Step b: main building main structure, podium main structure, main building extend out structure and podium extends out the reinforcing bar of structure and applies
Work, and the muscle that gets rid of for doing the pouring after settlement structure that transfinites is handled；
Step c: main building main structure, podium main structure, main building extend out structure and podium extends out the concrete of structure
It pours；
Step d: maintenance.
Preferably, it is to extend out in main building main structure and main building pre- in structure that muscle processing specific method is got rid of described in step b
It anchors beam embedded ribs and plate embedded ribs, and extends out in podium main structure with podium and anchor beam embedded ribs in advance in structure and plate is pre-
Bury muscle；The plate embedded ribs extend out structure end beyond main building or podium extends out the length of structure end not less than 500mm；Institute
State that beam embedded ribs extend out structure end beyond main building or podium extends out the length of structure end not less than 1000mm.
Preferably, the beam embedded ribs are connect with the beam steel at pouring after settlement structure both ends of transfiniting；The plate embedded ribs
It is connect with the slab muscle at pouring after settlement structure both ends of transfiniting.
Preferably, after step 2 has been constructed, removing main building main structure expire hall frame and when annex main structure expires hall frame,
Main building extends out the mould bases of structure and the mould bases that annex extends out structure is not removed.
Preferably, in step 3 in the frame body and beam, template die plate for setting up the pouring after settlement structure that transfinites, after sedimentation of transfiniting
The end for the mould bases that the both ends for pouring the frame body of band structure extend out the end of mould bases of structure with main building respectively, annex extends out structure connects
It connects；
Preferably, in step 4, when beam, plate reinforcement construction, in same jointing length, splice rate must not be big
In 50%；
It is taken between the slab muscle and plate embedded ribs at the pouring after settlement structure both ends of transfiniting for binding overlap joint or welding
It connects, and the length that is staggered of two neighboring plate splice is not less than a slab muscle jointing length；After the sedimentation of transfiniting
It pours and is connected between the beam steel at band structure both ends and beam embedded ribs for Ι grades of screw shells, and the mistake of two neighboring beam steel connector
Length is opened not less than a beam steel jointing length.
Preferably, it cuts main building before pouring and transfiniting pouring after settlement structural concrete in step 5 and extends out structure, skirt
Room extends out the laitance of structure with the pouring after settlement structure joint part that transfinites, and is rinsed with water clean.
A kind of pouring after settlement structural body that transfinites that the construction method by the pouring after settlement structural system that transfinites on the ground is constructed
System, including main building main structure, podium main structure and the pouring after settlement structure that transfinites, the connection of main building main structure side
There is main building to extend out structure；
Podium main structure side is connected with podium and extends out structure；
The pouring after settlement structure that transfinites be located at main building extend out structure and podium extend out between structure, width be 13m~
21m, and the both ends for the pouring after settlement structure that transfinites extend out structure with main building respectively and podium extends out structure and connect.
Preferably, it is 1000 mm~1500mm that the main building, which extends out the width of structure,；The podium extends out the width of structure
For 1000 mm~1500mm；
It is the vestibule section poured simultaneously with podium main structure that the podium, which extends out structure,；The main building extend out structure be with
The vestibule section that main building main structure pours simultaneously.
Compared with prior art the invention has the characteristics that and beneficial effect.
1, vestibule beam, plate truncation position are in the smaller position of stress；Because span is big, main building main structure is constructed after binding
When with the space for adjusting, it is also just excessive there is no differential settlement and the problem of cause vestibule beam slab that can not be closed；Connect simultaneously
It can normal arch camber in the beam construction in later period of corridor region.
2, the method in the present invention extends out on main building, podium main structure side other than 1000mm, and whole indwellings are post-cast strip,
This will make beam between main building podium almost be an entirety, and vestibule beam is no longer separated, can smooth arch camber, also be conducive to the later period beam slab
Closure；The pouring after settlement structure that transfinites simultaneously beam slab between integrally closed main building podium again after main building binds, so that material is not
It overstocks again, so as to avoid the waste of material, has saved cost.
3, in the present invention transfinite pouring after settlement structure will between main building podium integrally as pouring after settlement, avoid because
Main building podium differential settlement is larger and be closed beam slab can not, the risk of building height injustice, obtains the overall stability of building
It ensures.
4, the pouring after settlement structure that transfinites in the present invention, integrally as pouring after settlement, will make main building skirt between main building podium
Beam between room is not truncated, the long-span beams can smoothly arch camber as requested, be conducive to the better stress of structure.
5, it is unnecessary to transfinite pouring after settlement structure while facilitating construction in the present invention, successfully prevent and evaded
Security risk, improve construction quality.
6, in construction method step three of the invention by the both ends of the frame body for the pouring after settlement structure that transfinites respectively with main building
Extend out the mould bases of structure, podium extends out the mould bases connection of structure, no matter any a part in three parts frame body, between them all
Frame body overall stability is improved mutually.
7, main building main structure, the beam of podium main structure, plate intensity i.e. dismountable lower cage body after reaching in the present invention,
The frame body for the pouring after settlement structure that transfinites needs just to start to set up after main building binds, and avoids overstocking for material, improves material
All transfer efficients of material, conventional construction method are that vestibule lower part (within the scope of 15 ~ 23m of span) frame body must retain always to main building envelope
Top, post empiricism is complete, at least overstocks 10 months, therefore the present invention, saves project cost compared to conventional method high degree.
Detailed description of the invention
Fig. 1 is the pouring after settlement structural system floor map that transfinites on the ground in the present invention.
Fig. 2 illustrates for the mould bases connection structure that the frame body and main building of the pouring after settlement structure that transfinites in the present invention extend out structure
Figure.
Fig. 3 is late poured band structure system floor map traditional in the present invention.
Structural schematic diagram when Fig. 4 is the post-cast strip closure construction in the present invention on basement roof.
Appended drawing reference: 1-podium main structure, 2-main building main structures, 3-are transfinited pouring after settlement structure, 4-skirts
Room extends out structure, 5-main buildings extend out structure, 6-main building main structures expire hall frame, 7-main buildings extend out the mould bases of structure, 8-surpass
Late poured band structure, 10-supporting tables, 11-basement roof post-cast strips are traditionally gone up in the frame body of limit pouring after settlement structure, 9-
Protecting formwork, 12-flitches, 13-inclined surface, 14-basement roofs.
Specific embodiment
As shown in figure 3, traditionally upper late poured band structure 9 follows basement post-pouring zone to be arranged, traditional late poured band structure width
For 800mm, every layer is arranged until podium roofing, which reaches 15m~23m, and 800mm wide traditionally goes up late poured band structure 9
Beam between main building main structure 2 and podium main structure 1 is truncated into two large divisions, cause beam can not normal arch camber, having can
The later period beam can be caused in " recessed " form, be unfavorable for structure stress the defects of.
As shown in Figure 1, the present invention transfinites on the ground, pouring after settlement structural system is from main building main structure, podium main structure
Side extends out 1000mm respectively, and whole indwellings are the pouring after settlement that transfinites, and 3~7 layers of whole indwellings are transfinited post-cast strip, that is, sedimentation of transfiniting
Post-cast strip width reaches 13m~21m, and substantially all vestibule region is post-cast strip.After main building main structure binds, using than setting
Meter intensity proposes higher leveled filling and pours pouring after settlement region of transfiniting with expansive concrete.
Transfinite the construction method of pouring after settlement structural system for this ground, comprises the following steps that
Step 1: the post-cast strip on basement roof 14 carries out protection closing.
Step 2: main building main structure 2, podium main structure 1, main building extend out structure 5 and podium extends out applying for structure 4
Work.
Step 3: frame body 8 and beam, the template die plate for the pouring after settlement structure that transfinites are set up.
Step 4: the construction of the beam, slab muscle of the pouring after settlement structure 3 that transfinites.
Step 5: 3 concrete of pouring after settlement structure that transfinites is poured.
Step 6: maintenance.
It, can not be effective because ground vestibule part-structure whole indwelling is the pouring after settlement structure that transfinites in the present embodiment
Rainwater, rubbish etc. are covered, so needing to be protected the post-cast strip closing on basement roof 14 before constructing on the ground.
The protection of post-cast strip in step 1 on basement roof 14 is closed specifically: in basement roof post-cast strip two sides
Basement roof 14 on, along basement roof post-cast strip length direction respectively build a bar shaped supporting table 10, in supporting table 10
Lateral surface smears into inclined surface 13 with cement mortar, between inclined surface 13 and brick, equal jointing between inclined surface 13 and top plate；Then exist
Ceiling board post poured band protecting formwork 11 under full floor file in two supporting tables 10, under basement roof post-cast strip protecting formwork 11
Surface is provided with flitch 12；It is poured after main building binds, after pouring basement and basement roof before the pouring after settlement that transfinites construction
Band.
As shown in figure 4, the supporting table 10 forms in the present embodiment for brick masonry, it is close to use 1:2 cement mortar on the outside of brick
Smear oblique angle at 45 °.The lid plank sheathing above brick, boat nail wood a tree, used in making timber for boats under plank sheathing.After rubbish, rainwater etc. enter when preventing from constructing on the ground
Pour band and basement.
In the present embodiment, when main building main structure 2, podium main structure 1 are constructed, need to the pouring after settlement structure that transfinites
3 beam, slab muscle get rid of muscle processing, and all plate muscles need to brush element slurry and be protected, and all beam steels need to package nut, and brush plain slurry
Protection；
In the present embodiment, it is the vestibule constructed simultaneously with main building main structure 2 that main building described in step 2, which extends out structure 5,
Section, the length of the vestibule section are 1000mm~1500mm；It is to apply simultaneously with podium main structure 1 that the podium, which extends out structure 4,
The vestibule section of work, the length of the vestibule section are 1000mm~1500mm.
Construction main building main structure 2, podium main structure 1, main building extends out structure 5 and podium extends out the specific of structure 4
Step are as follows:
Step a: main building main structure 2, podium main structure 1, main building extend out structure 5 and podium extends out the mould of structure 4
Plate, bracket are set up；
As shown in Figure 2, wherein the mould bases 7 that main building extends out structure is independently arranged, and is expired hall frame 6 with main building main structure and faced
Shi Lajie；
The mould bases that podium extends out structure is independently arranged, and expires hall frame interim drawknot with annex main structure.
Step b: main building main structure 2, podium main structure 1, main building extend out structure 5 and podium extends out the steel of structure 4
Muscle construction, and the muscle that gets rid of for doing the pouring after settlement structure 3 that transfinites is handled.
Step c: main building main structure 2, podium main structure 1, main building extend out structure 5 and podium extends out the mixed of structure 4
Solidifying soil pours.
Step d: maintenance.
In the present embodiment, it is to extend out knot in main building main structure 2 and main building that muscle processing specific method is got rid of described in step b
It anchors beam embedded ribs and plate embedded ribs in structure 5 in advance, and extends out with podium in podium main structure 1 that anchor beam in structure 4 in advance pre-
Bury muscle and plate embedded ribs；The plate embedded ribs extend out 5 end of structure beyond main building or podium extends out the length of 4 end of structure not
Less than 500mm；The beam embedded ribs beyond main building extend out 5 end of structure or podium extends out the length of 4 end of structure and is not less than
1000mm。
In the present embodiment, the beam embedded ribs are connect with the beam steel at 3 both ends of pouring after settlement structure of transfiniting；The plate is pre-
Muscle is buried to connect with the slab muscle at 3 both ends of pouring after settlement structure of transfiniting.
In the present embodiment, after step 2 has been constructed, dismounting main building main structure, which expires hall frame 6 and annex main structure, expires hall
When frame, main building extends out the mould bases 7 of structure and the mould bases that annex extends out structure is not removed.
In the present embodiment, in step 3 in the frame body 8 and beam, template die plate for setting up the pouring after settlement structure that transfinites, transfinite
The both ends of the frame body 8 of pouring after settlement structure extend out the end of the mould bases 7 of structure with main building respectively, annex extends out the mould bases of structure
End connection；Meet the requirement that the ratio between beam arch camber and beam span are 3/1000.
In the present embodiment, in step 4, when beam, plate reinforcement construction, the length that is staggered of two neighboring plate splice is not small
In a jointing length, jointing length is that 1.3l(l is the longitudinal tensile reinforcing bar binding lap of splice)；It is two neighboring
For the length that is staggered of beam steel connector not less than a jointing length, jointing length is that 35d(d is that beam steel is straight
Diameter)；In same jointing length, splice rate is not greater than 50%；Transfinite the slab at 3 both ends of pouring after settlement structure
Be between muscle and plate embedded ribs binding overlap joint can be binding overlap joint, or welded lap, wherein binding overlap joint bonding pad
Segment length is that 1.3l(l is the longitudinal tensile reinforcing bar binding lap of splice)；The beam steel and beam at 3 both ends of the pouring after settlement structure that transfinites
It is Ι grades of screw shell connections between embedded ribs, jointing length is that 35d(d is beam steel diameter), it is detailed in 11G101-1.
Ι grades of screw shells are divided into positive and negative silk, thus adjacent two get rid of muscle end must not be with being positive silk or anti-silk, joist steel
Muscle end need to first cover upper cap nut, then brush element slurry protection again.Get rid of muscle, Ying Yichang mono- in the two sides of same root slab muscle or beam steel
It is short, an anti-silk of positive silk one.
In traditional construction, beam steel gets rid of muscle requirement are as follows: beam upper reinforcement is got rid of at muscle to beam span 1/3, and beam lower rebar is got rid of
At muscle to beam span 1/4, and in the present embodiment, beam span reaches 15~23m, then beam top get rid of muscle length be at least 5~
7.6m, lower rebar get rid of muscle length and are at least 3.75~5.75m, throw away so long reinforcing bar, and reinforcing bar can be under Gravitative Loads freely
Hold sagging, up in 10 months time, reinforcing bar has become extremely difficult to adjust, and construction site is long because of creep effects
It is abnormally dangerous that phase throws away such long reinforcing bar.
In the present embodiment, reinforcing bar both sides all use Ι grades of screw shell connections, and a positive and a negative.This way is theoretically
It can be attached in any position, and beam steel is thrown away into no less than 1000mm, and adjacent two main reinforcements are staggered a company
Section length is connect, is the effective defect for solving traditional construction of this way because the position is the smaller position of beam stress.
In the present embodiment, in step 5 before pouring and transfiniting 3 concrete of pouring after settlement structure, cuts main building and extend out knot
Structure 5, podium extend out the laitance of structure 4 with 3 joint part of pouring after settlement structure that transfinites, and are rinsed with water clean；Pouring coagulation
During soil, vibrating head is inserted pull out slowly fastly, and vibrating head operating radius is 300mm, and each moving distance refers to less than or equal to 1.5R(R
The operating radius of vibrating head, i.e. 300mm), that is, it is less than or equal to 450mm.
The pouring after settlement structural system that transfinites of this construction method construction, including main building main structure 2, podium main body knot
Structure 1 and the pouring after settlement structure 3 that transfinites, it is characterised in that: 2 side of main building main structure is connected with main building and extends out structure 5；
1 side of podium main structure is connected with podium and extends out structure 4；The pouring after settlement structure 3 that transfinites is extended out positioned at main building
Structure 5 and podium extend out between structure 4, width is 13m~21m, and the both ends for the pouring after settlement structure 3 that transfinites respectively with main building
It extends out structure 5 and podium extends out the connection of structure 4.
In the present embodiment, the width that the main building extends out structure 5 is 1000 mm~1500mm；The podium extends out structure 4
Width be 1000 mm~1500mm；It is the vestibule section poured simultaneously with podium main structure 1 that the podium, which extends out structure 4,；Institute
Stating main building and extending out structure 5 is the vestibule section poured simultaneously with main building main structure 2.
Content described in this specification embodiment is only enumerating to the way of realization of inventive concept, protection of the invention
Range should not be construed as being limited to the specific forms stated in the embodiments, and protection scope of the present invention covers those skilled in the art
Member according to the present invention design it is conceivable that equivalent technologies mean.
Claims (10)
- The construction method of pouring after settlement structural system 1. a kind of ground is transfinited, which is characterized in that comprise the following steps thatStep 1: the post-cast strip on basement roof (14) carries out protection closing；Step 2: main building main structure (2), podium main structure (1), main building extend out structure (5) and podium extends out structure (4) Construction；It is the vestibule section with main building main structure (2) while construction, the length of the vestibule section that the main building, which extends out structure (5), For 1000mm~1500mm；It is the vestibule section with podium main structure (1) while construction, the company that the podium, which extends out structure (4), The length of corridor section is 1000mm~1500mm；Step 3: frame body (8) and beam, the template die plate for the pouring after settlement structure that transfinites are set up；Step 4: the construction of the beam, slab muscle of pouring after settlement structure (3) of transfiniting；Described pouring after settlement structure (3) position of transfiniting Structure (5) is extended out in main building and podium extends out between structure (4), width is 13m~21m；Step 5: pouring after settlement structure (3) concrete that transfinites is poured；Step 6: maintenance.
- The construction method of pouring after settlement structural system 2. a kind of ground according to claim 1 is transfinited, it is characterised in that , the protection closing of the post-cast strip in step 1 on basement roof (14) specifically: on the ground of basement roof post-cast strip two sides A bar shaped supporting table (10) is respectively built on lower ceiling plate (14), along basement roof post-cast strip length direction, in supporting table (10) lateral surface is smeared into inclined surface (13) with cement mortar, between inclined surface (13) and brick, between inclined surface (13) and top plate Jointing；Then the ceiling board post poured band protecting formwork (11) under full floor file on two supporting tables (10), after the basement roof It pours band protecting formwork (11) lower surface and is provided with flitch (12)；Pour ground after main building binds, before the pouring after settlement that transfinites construction Lower room and basement roof post-cast strip.
- The construction method of pouring after settlement structural system 3. a kind of ground according to claim 1 is transfinited, which is characterized in that It constructs main building main structure (2) in step 2, podium main structure (1), main building extends out structure (5) and podium extends out structure (4) specific steps are as follows:Step a: main building main structure (2), podium main structure (1), main building extend out structure (5) and podium extends out structure (4) Template, bracket sets up；Wherein, the mould bases (7) that main building extends out structure is independently arranged, and expires hall frame (6) interim drawknot with main building main structure；The mould bases that podium extends out structure is independently arranged, and expires hall frame interim drawknot with annex main structure；Step b: main building main structure (2), podium main structure (1), main building extend out structure (5) and podium extends out structure (4) Reinforcement construction, and do the pouring after settlement structure (3) that transfinites get rid of muscle processing；Step c: main building main structure (2), podium main structure (1), main building extend out structure (5) and podium extends out structure (4) Concreting；Step d: maintenance.
- The construction method of pouring after settlement structural system 4. a kind of ground according to claim 3 is transfinited, which is characterized in that Muscle processing specific method is got rid of described in step b is, extends out with main building that anchor beam in advance in structure (5) pre- in main building main structure (2) It buries muscle and plate embedded ribs, and extends out in podium main structure (1) with podium and anchor beam embedded ribs in advance in structure (4) and plate is pre-buried Muscle；The plate embedded ribs beyond main building extend out structure (5) end or podium extends out the length of structure (4) end and is not less than 500mm；The beam embedded ribs beyond main building extend out structure (5) end or podium extends out the length of structure (4) end and is not less than 1000mm。
- The construction method of pouring after settlement structural system 5. a kind of ground according to claim 4 is transfinited, which is characterized in that The beam embedded ribs are connect with the beam steel at pouring after settlement structure (3) both ends of transfiniting；After the plate embedded ribs and sedimentation of transfiniting Pour the slab muscle connection at band structure (3) both ends.
- The construction method of pouring after settlement structural system 6. a kind of ground according to claim 3 is transfinited, which is characterized in that After step 2 has been constructed, remove that main building main structure expire hall frame (6) and when annex main structure expires hall frame, main building extends out structure Mould bases (7) mould bases that extends out structure with annex do not remove；In step 3, in the frame body (8) and beam, template die plate for setting up the pouring after settlement structure that transfinites, transfinite pouring after settlement knot The end for the mould bases that the both ends of the frame body (8) of structure extend out the end of the mould bases (7) of structure with main building respectively, annex extends out structure connects It connects.
- The construction method of pouring after settlement structural system 7. a kind of ground according to claim 1 is transfinited, which is characterized in that In step 4, when beam, plate reinforcement construction, in same jointing length, splice rate is not greater than 50%；It transfinites sedimentation It is binding overlap joint or welded lap between the slab muscle and plate embedded ribs at late poured band structure (3) both ends, and two neighboring slab The length that is staggered of muscle connector is not less than a slab muscle jointing length；The joist steel at the pouring after settlement structure that transfinites (3) both ends It is Ι grades of screw shell connections between muscle and beam embedded ribs, and the length that is staggered of two neighboring beam steel connector is not less than a beam Reinforcing bar jointing length.
- The construction method of pouring after settlement structural system 8. a kind of ground according to claim 1 is transfinited, which is characterized in thatIn step 5, before pouring and transfiniting pouring after settlement structure (3) concrete, cuts main building and extend out structure (5), outside podium Expand the laitance of structure (4) with pouring after settlement structure (3) joint part that transfinites, and is rinsed with water clean.
- 9. a kind of pouring after settlement structural system that transfinites of the construction of the construction method as described in any one of claim 1-8, It including main building main structure (2), podium main structure (1) and transfinites pouring after settlement structure (3), it is characterised in that: the master Building main structure (2) side is connected with main building and extends out structure (5)；Podium main structure (1) side is connected with podium and extends out structure (4)；The pouring after settlement structure (3) that transfinites is located at that main building extends out structure (5) and podium extends out between structure (4), width is 13m~21m, and the both ends for the pouring after settlement structure (3) that transfinites extend out structure (5) with main building respectively and podium extends out structure (4) Connection.
- 10. the pouring after settlement structural system according to claim 9 that transfinites, it is characterised in that: the main building extends out structure (5) width is 1000 mm~1500mm；The width that the podium extends out structure (4) is 1000 mm~1500mm；The podium extends out structure (4)；The main building extends out structure (5) the vestibule section to be poured simultaneously with main building main structure (2).
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| CN113374263A (en) * | 2021-07-19 | 2021-09-10 | 云南建投第六建设有限公司 | Construction method for closing settled post-cast strip in advance |
| CN114622589B (en) * | 2021-12-21 | 2024-05-31 | 浙江省建筑设计研究院 | Construction method for building structure by replacing sedimentation post-pouring belt with high-ductility concrete belt |
| CN115467534B (en) * | 2022-10-19 | 2023-07-28 | 中国建筑一局(集团)有限公司 | Advanced construction method for steel beam and floor slab at span post-pouring zone of all-steel super-high-rise structure |
| CN116856707A (en) * | 2023-06-13 | 2023-10-10 | 中国十七冶集团有限公司 | Construction method for novel advanced sealing one-step forming of post-pouring strip of basement roof |
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