CN108867879A - A kind of assembled steel frame concrete building plate composite structure and its construction method - Google Patents
A kind of assembled steel frame concrete building plate composite structure and its construction method Download PDFInfo
- Publication number
- CN108867879A CN108867879A CN201811026755.3A CN201811026755A CN108867879A CN 108867879 A CN108867879 A CN 108867879A CN 201811026755 A CN201811026755 A CN 201811026755A CN 108867879 A CN108867879 A CN 108867879A
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- China
- Prior art keywords
- prefabricated enclosure
- enclosure wall
- wall
- steel frame
- prefabricated
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Classifications
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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
- E04B1/343—Structures characterised by movable, separable, or collapsible parts, e.g. for transport
- E04B1/34315—Structures characterised by movable, separable, or collapsible parts, e.g. for transport characterised by separable parts
- E04B1/34321—Structures characterised by movable, separable, or collapsible parts, e.g. for transport characterised by separable parts mainly constituted by panels
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B5/00—Floors; Floor construction with regard to insulation; Connections specially adapted therefor
- E04B5/02—Load-carrying floor structures formed substantially of prefabricated units
- E04B5/10—Load-carrying floor structures formed substantially of prefabricated units with metal beams or girders, e.g. with steel lattice girders
Abstract
The present invention provides a kind of assembled steel frame concrete building plate composite structure and its construction method, composite structure includes the prefabricated enclosure wall of steel frame and armored concrete precast floor slab；The prefabricated enclosure wall includes：Wall, and the steel frame as wall support structure；Correspondence is stitched together two prefabricated enclosure walls up and down, and the lower protruding portion of the prefabricated enclosure upright post in top is docked and is fixedly connected with the upper protruding portion of the prefabricated enclosure upright post in lower section；It is spaced between the top grid beam of the prefabricated enclosure wall of following grid beam and lower section of the prefabricated enclosure wall in top, concrete is poured in the interval, so that the prefabricated enclosure wall in top, the prefabricated enclosure wall in lower section and precast floor slab connection are integral.This invention simplifies the connecting structure between reinforced concrete floor and main structure, avoid a large amount of reinforced bar engineering in construction site, improve construction efficiency.
Description
Technical field
The present invention relates to construction engineering technical field, more particularly, to a kind of assembled steel frame concrete building plate composite structure and
Its construction method.
Background technique
Steel building proportion in China's is less than 10% at present, be mainly used in industrial premises, high rise multi-rise commercial building and
On public building.Limitation China's steel building promote and apply factor be it is various, including some structural levels
Technical problem, such as：1, there is the connection of the main structures components such as a large amount of beam-column-diagonal braces in the construction process, these connection sections
The presence of point proposes higher requirement to the prefabrication of component and the precision of on-site hoisting, also limits to a certain extent
The assembling speed of main structure；2, the in-site installation of external wall protection body causes the gap between main structure, these gaps
Post-processing bring no small problem to construction, also bring hidden danger for the seepage control and crack resistance of retaining wall；3, steel construction is built
The floor built is various informative, but there is a problem of connecting complexity with main structure, this is also limitation steel construction assembly construction effect
One key factor of rate.
Summary of the invention
The purpose of the present invention is to provide a kind of assembled steel frame concrete building plate composite structure and its construction methods, to solve
Above-mentioned at least one technical problem existing in the prior art.
In order to solve the above technical problems, a kind of assembled steel frame concrete building plate composite structure provided by the invention, including：Steel
The prefabricated enclosure wall of frame and armored concrete precast floor slab；
The prefabricated enclosure wall includes：Wall, and the steel frame as wall support structure；
The steel frame includes：Column and crossbeam；
The crossbeam includes that the top grid beam of the wall upper edge is arranged and the wall lower edge is arranged in
Following grid beam；
Connection structure is preset on the upper side frame top surface of the beam；Lower connection knot is preset on the bottom surface of the following grid beam
Structure；
The upper end of the column is provided with the upper protruding portion of the prominent upper side frame top surface of the beam, and the column lower end is provided with prominent
The lower protruding portion of the lower frame soffit out；
Correspondence is stitched together two prefabricated enclosure walls up and down, and the lower protruding portion of the prefabricated enclosure upright post in top and lower section are pre-
The upper protruding portion of enclosure upright post processed is docked and is fixedly connected；
Spaced, the prefabricated building between the top grid beam of the prefabricated enclosure wall of following grid beam and lower section of the prefabricated enclosure wall in top
The edge of plate protrudes into the interval and is overlapped on the upper side frame top surface of the beam of the prefabricated enclosure wall in lower section；
The precast floor slab edge is provided with reinforcing bar extension, and the reinforcing bar extension protrudes into the interval, the reinforcing bar
The extension top grid beam with the prefabricated enclosure wall of connection structure and the lower section under the following grid beam of the prefabricated enclosure wall in the top respectively
Upper connection structure staggeredly overlaps；
Concrete is poured in the interval, so that the prefabricated enclosure wall in top, the prefabricated enclosure wall in lower section and precast floor slab
It connects integral.
Wherein, reinforcing bar extension is the extension of framework of steel reinforcement inside precast floor slab.
Further, the precast floor slab top edge is provided with the stage of sinking, and the stage and the top are prefabricated
The gap being connected to inside and outside the interval is formed between the following grid beam of enclosure wall.
By the gap can into the interval between two prefabricated enclosure walls casting concrete.
Further, the gap cross section is L-type；The height summation of the lower protruding portion and the upper protruding portion is less than
The thickness of the precast floor slab；In the height direction, the following grid beam of the prefabricated enclosure wall in the top protrudes into the stage.
In the height direction, the following grid beam of the prefabricated enclosure wall in the top protrudes into the stage, i.e. the top of precast floor slab
Face is higher by the lower frame soffit setting of the prefabricated enclosure wall in top, and thus following grid beam self-assembling formation one of the prefabricated enclosure wall in top is anti-
The only position limiting structure that precast floor slab moves horizontally can effectively prevent precast floor slab to be detached from pre- when the natural calamities such as earthquake occur
Steel frame in enclosure wall processed and fall, anti-seismic performance is more preferable.
Further, the upper connection structure and the lower connection structure are peg, connecting rod, lengths of rebar or frame-type
Connector.
Further, the crossbeam is the fashioned iron of i-shape steel beam, channel steel or box-type section.
Wherein preferably, the crossbeam is i-shape steel beam comprising the edge of a wing and web；The upper connection structure or described
On the surface for the outer side wing edge that i-shape steel beam is arranged in lower connection structure.
Further, the column is the fashioned iron of box-type section.
In the height direction, the edge of the precast floor slab includes clinch and stage portion, and the precast floor slab passes through institute
Clinch is stated to be erected in the top grid beam of the prefabricated enclosure wall in the lower section；Stage portion is a heavy platform for accommodating the prefabricated enclosure wall in top
Top grid beam, while forming position limiting structure between the top grid beam of the prefabricated enclosure wall in the side in stage portion and top.
Further, the reinforcing bar extension is provided on the side in the clinch side and the stage portion.
Further, the clinch side is provided with lower reinforcing bar extension, and in the height direction, the lower reinforcing bar stretches out
The upper connection structure of portion and the prefabricated enclosure wall in the lower section staggeredly overlaps；
Be provided with reinforcing bar extension on the side in the stage portion, in the height direction, the upper reinforcing bar extension with
The lower connection structure of the prefabricated enclosure wall in top staggeredly overlaps.
Further, the reinforcing bar extension is the frame being arranged in vertical plane.
Further, on the thickness of wall body direction, the column width is less than the width of the crossbeam, the crossbeam
The two sides of the column are provided with the stage for overlapping the precast floor slab；The reinforcing bar extension of stating is correspondingly arranged at phase
On the edge of the corresponding precast floor slab in gap between adjacent two columns, and in the thickness of wall body direction
On, the reinforcing bar extension of stating protrudes into the gap.
Stage is arranged in column two sides, consequently facilitating the lap works of precast floor slab are fast implemented, and reinforcing bar extension (reinforcing bar
The part at prominent precast floor slab edge) it lengthens setting and protrudes into the gap of two neighboring column, after joints cement, enclosed with prefabricated
Effective connection length between wall is longer, thus stronger.
Further, the steel frame further includes one or several diagonal braces.
The present invention integrally lifts at the scene, and carry out column-column connects the steel structure technique connected with beam-plate, the body
The maximum feature of system is that the integral prefabricated component of multiple standard widths of a room in an old-style house is a lifting elements, and a unit has upper and lower two sides
Grid beam (top grid beam and following grid beam), precast floor slab be located at it is adjacent up and down two lifting elements frame beam (top grid beam and
Following grid beam) between, the reinforcing bar extension of precast floor slab and the connection structure (upper connection structure and lower connection structure) of frame beam
Connection, precast floor slab load will be simultaneously to upper and lower transmitting, so that the precast floor slab of two frame beams and intermediate course is collectively formed
The combined member of " girder steel-floor-girder steel ", it is stronger, eliminate retaining wall leakage, the hidden danger of cracking.
By adopting the above technical scheme, the present invention has the advantages that：
Assembled steel frame concrete building plate composite structure provided by the invention, by the more standard width of a room in an old-style house one of the components such as beam, column, support, wall
Prefabricated, one lifting is processed, the connection construction of live a large amount of main structure components is avoided, improves assembly efficiency；It avoids
It safeguards the splicing gap between wall and main structure, eliminates retaining wall leakage, the hidden danger of cracking；Simplify armored concrete
Connecting structure between floor and main structure avoids a large amount of reinforced bar engineering in construction site, improves construction efficiency.
The invention also discloses a kind of construction methods of above-mentioned assembled steel frame concrete building plate composite structure comprising as follows
Step：
Step 1：The overlapping edges of the precast floor slab are described on the upper side frame top surface of the beam of the prefabricated enclosure wall in the lower section
Precast floor slab is shelved with the prefabricated enclosure wall in the lower section and is connect, and the reinforcing bar extension of precast floor slab is upper with the prefabricated enclosure wall in the lower section
Connection structure staggeredly overlaps on frame beam；
Step 2：The prefabricated enclosure wall in the top is lifted on the prefabricated enclosure wall in the lower section, the prefabricated enclosure wall in top with it is described
The column of the prefabricated enclosure wall consistency from top to bottom in lower section, the prefabricated enclosure wall in top is fixedly connected with the column of the prefabricated enclosure wall in lower section；It is described
The lower connection structure and reinforcing bar extension of the prefabricated enclosure wall in top staggeredly overlap；
Step 3：It is poured between the top grid beam of the prefabricated enclosure wall of following grid beam and the lower section of the prefabricated enclosure wall in the top
Concrete is built, so that the prefabricated enclosure wall in top, the prefabricated enclosure wall in lower section and precast floor slab connection are integral.
Detailed description of the invention
It below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art be briefly described, it should be apparent that, it is described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is the perspective view of assembled steel frame concrete building plate composite structure provided in an embodiment of the present invention；
Fig. 2 is the structural schematic diagram of prefabricated enclosure wall shown in FIG. 1；
Fig. 3 is the structural schematic diagram of precast floor slab shown in FIG. 1；
Fig. 4 is overlapped on structural schematic diagram when the prefabricated enclosure wall in lower section for precast floor slab in embodiment；
Fig. 5 is structural schematic diagram when the prefabricated enclosure wall in top and the prefabricated enclosure wall in lower section are docking together in embodiment；
Fig. 6 is prefabricated enclosure wall in embodiment and the structural schematic diagram at precast floor slab docking；
Fig. 7 is the side view at prefabricated enclosure wall and precast floor slab docking.
Appended drawing reference：
The prefabricated enclosure wall of 10-；Prefabricated enclosure wall above 10a-；Prefabricated enclosure wall below 10b-；11- wall；12- steel frame；13- is horizontal
Beam；The top 13a- grid beam；The following grid beam of 13b-；14- column；The upper protruding portion of 14a-；Protruding portion under 14b-；15- diagonal brace；On 17a-
Connection structure；Connection structure under 17b-；20- precast floor slab；21- reinforcing bar extension；22- stage.
Specific embodiment
Technical solution of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation
Example is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
Personnel's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to
Convenient for description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation,
It is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.In addition, term " first ", " second ",
" third " is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
Below with reference to specific embodiment the present invention will be further explained explanation.
Embodiment 1
As shown in figs. 1-7, a kind of assembled steel frame concrete building plate composite structure provided in this embodiment, including：Steel frame
Prefabricated enclosure wall 10 and armored concrete precast floor slab 20.
Referring in particular to shown in Fig. 2, prefabricated enclosure wall 10 includes：Wall 11, and the steel frame as 11 support construction of wall
12；Steel frame 12 includes：Column 14, crossbeam 13 and diagonal brace 15.Crossbeam 13 includes the top grid beam of setting 11 upper edge of wall
The 13a and following grid beam 13b that 11 lower edge of wall is set.Top is preset with connection structure 17a on the top surface grid beam 13a；
Lower connection structure 17b is preset on the bottom surface of following grid beam 13b.
14 upper end of column is provided with the upper protruding portion 14a of the prominent top surface top grid beam 13a, and 14 lower end of column is provided with protrusion
The lower protruding portion 14b of the following bottom surface grid beam 13b；Two prefabricated about 10 enclosure wall correspondences are stitched together, the prefabricated enclosure wall 10a in top
The lower protruding portion 14b of column 14 is docked and is fixedly connected with the upper protruding portion 14a of the prefabricated enclosure wall 10b column 14 in lower section.
Between the top grid beam 13a of the following grid beam 13b and the prefabricated enclosure wall 10b in lower section of the prefabricated enclosure wall 10a in top there are
Every the edge of precast floor slab 20 protrudes on the top top surface grid beam 13a for being spaced and being overlapped on the prefabricated enclosure wall 10b in lower section.
Referring in particular to shown in Fig. 3,20 edge of precast floor slab is provided with reinforcing bar extension 21, between reinforcing bar extension 21 protrudes into
Every, reinforcing bar extension 21 respectively with the prefabricated enclosure wall of connection structure 17b and lower section under the following grid beam 13b of the prefabricated enclosure wall 10a in top
Connection structure 17a is staggeredly overlapped on the top grid beam 13a of 10b；Concrete is poured in interval, so that the prefabricated enclosure wall in top
10a, the prefabricated enclosure wall 10b in lower section and precast floor slab 20 connect integral.
Wherein, reinforcing bar extension 21 is the extension of 20 inside framework of steel reinforcement of precast floor slab.
20 top edge of precast floor slab is provided with the stage 22 of sinking, the lower frame of stage 22 and the prefabricated enclosure wall 10a in top
The inside and outside gap in connection interval is formed between beam 13b.
By the gap can into the interval between two prefabricated enclosure walls 10 casting concrete.
Wherein, the lower frame soffit of the prefabricated enclosure wall 10a in top can be flushed or slightly above prefabricated with precast floor slab top surface
Floor top surface.But it is further preferable that gap cross section is L-type；The height summation of lower protruding portion 14b and upper protruding portion 14a are less than
The thickness of precast floor slab 20；In the height direction, the following grid beam 13b of the prefabricated enclosure wall 10a in top is protruded into stage 22.
In the height direction, the following grid beam 13b of the prefabricated enclosure wall 10a in top is protruded into stage 22, i.e. precast floor slab 20
Top surface is higher by the bottom surface the following grid beam 13b setting of the prefabricated enclosure wall 10a in top, thus the following grid beam 13b of the prefabricated enclosure wall 10a in top
One position limiting structure for preventing precast floor slab 20 from moving horizontally of self-assembling formation can effectively be prevented when the natural calamities such as earthquake occur
Steel frame 12 that only precast floor slab 20 is detached from prefabricated enclosure wall 10 and fall, anti-seismic performance is more preferable.
In the present embodiment, upper connection structure 17a and lower connection structure 17b is peg.Crossbeam 13 is i-shape steel beam,
Including the edge of a wing and web；The surface of the outer side wing edge of i-shape steel beam is arranged in upper connection structure 17a and lower connection structure 17b
On.Column 14 is the fashioned iron of box-type section.
In the height direction, the edge of precast floor slab 20 includes clinch and stage portion, and precast floor slab 20 passes through clinch
It is erected on the top grid beam 13a of the prefabricated enclosure wall 10b in lower section；
Stage portion is the corresponding part of stage 22, is used to accommodate the top grid beam of the prefabricated enclosure wall 10a in top for a heavy platform
13a, while position limiting structure is formed between the side in stage portion and the top grid beam 13a of the prefabricated enclosure wall 10a in top.
Reinforcing bar extension 21 is provided on the side in clinch side and stage portion.Clinch side is provided with lower reinforcing bar
Extension 21, in the height direction, the upper connection structure 17a of the lower reinforcing bar extension 21 and prefabricated enclosure wall 10b in lower section staggeredly overlap；
Reinforcing bar extension 21 is provided on the side in stage portion, in the height direction, upper reinforcing bar extension 21 and the prefabricated enclosure wall in top
The lower connection structure 17b of 10a is staggeredly overlapped.Reinforcing bar extension 21 is the frame being arranged in vertical plane.
Referring in particular to shown in Fig. 1 and 4, on 11 thickness direction of wall, 14 width of column is less than the width of crossbeam 13, crossbeam
13 are provided with the stage 22 for overlapping precast floor slab 20 in the two sides of column 14；State reinforcing bar extension 21 be correspondingly arranged at it is adjacent
On the edge of the corresponding precast floor slab 20 in gap between two columns 14, and on 11 thickness direction of wall, reinforcing bar is stated
Extension 21 protrudes into gap.
Stage 22 is arranged in 14 two sides of column, consequently facilitating the lap works of precast floor slab 20 are fast implemented, and reinforcing bar stretches out
Portion 21 (part at prominent 20 edge of precast floor slab of reinforcing bar), which lengthens, to be arranged and protrudes into the gap of two neighboring column 14, and water is poured
After mud, effective connection length between prefabricated enclosure wall 10 is longer, thus stronger.
The present invention integrally lifts at the scene, and carry out column-column connects the steel structure technique connected with beam-plate, the body
The maximum feature of system is that the integral prefabricated component of multiple standard widths of a room in an old-style house is a lifting elements, and a unit has upper and lower two sides
Grid beam (top grid beam 13a and following grid beam 13b), precast floor slab 20 be located at it is adjacent up and down two lifting elements frame beam (on
Frame beam 13a and following grid beam 13b) between, the connection structure of the reinforcing bar extension 21 of precast floor slab 20 and frame beam (on connect
Structure 17a and lower connection structure 17b) connection, 20 load of precast floor slab will be simultaneously to upper and lower transmitting, so that two frame beams are in
Between the precast floor slab 20 of interlayer together form the combined member of " girder steel-floor-girder steel ", it is stronger, eliminate enclosure wall
The leakage of body 11, the hidden danger of cracking.
12 concrete building plate composite structure of assembled steel frame provided by the invention, by the more standard widths of a room in an old-style house one of the components such as beam, column, support, wall
Body processing is prefabricated, and one lifts, and avoids the connection construction of live a large amount of main structure components, improves assembly efficiency；It avoids
Splicing gap between maintenance wall 11 and main structure eliminates the leakage of retaining wall 11, the hidden danger of cracking；Simplify reinforcing bar
Connecting structure between concrete floor and main structure avoids a large amount of reinforced bar engineering in construction site, improves construction efficiency.
Embodiment 2
Present embodiment discloses a kind of construction methods of above-mentioned assembled steel frame concrete building plate composite structure comprising as follows
Step：
Step 1：Referring to shown in Fig. 4, the top grid beam 13a of the overlapping edges of precast floor slab 20 in the prefabricated enclosure wall 10b in lower section
On top surface, precast floor slab 20 is shelved with the prefabricated enclosure wall 10b in lower section and is connect, and the reinforcing bar extension 21 of precast floor slab 20 and lower section are prefabricated
Connection structure 17a is staggeredly overlapped on the top grid beam 13a of enclosure wall 10b；
Step 2：Referring to shown in Fig. 5,6 and 7, the prefabricated enclosure wall 10a in top is lifted on the prefabricated enclosure wall 10b in lower section, top
Prefabricated enclosure wall 10a and the prefabricated enclosure wall 10b consistency from top to bottom in lower section, the column 14 and the prefabricated enclosure wall 10b in lower section of the prefabricated enclosure wall 10a in top
Column 14 be fixedly connected；The lower connection structure 17b and reinforcing bar extension 21 of the prefabricated enclosure wall 10a in top is staggeredly overlapped；
Step 3：Referring to shown in Fig. 7, the following grid beam 13b of the prefabricated enclosure wall 10a and prefabricated enclosure wall 10b in lower section upwards
Casting concrete between the grid beam 13a of top, so that the prefabricated enclosure wall 10a in top, the prefabricated enclosure wall 10b in lower section and precast floor slab 20 connect
It connects integral.
Wherein, 20 top edge of precast floor slab is provided with the stage 22 of sinking, under stage 22 and the prefabricated enclosure wall 10a in top
The inside and outside gap in connection interval is formed between frame beam 13b.Gap cross section is L-type；It prefabricated can be enclosed to two by the gap
Casting concrete in interval between wall.Using concrete by between two prefabricated enclosure walls interval and L-type gap tamp, filling seam
The top of concrete of gap is flushed with precast floor slab top surface.
In addition, the height summation of the upper protruding portion of the prefabricated enclosure wall of lower protruding portion and lower section of the prefabricated enclosure wall in top can be less than
The thickness of precast floor slab 20, thus in the height direction, the following grid beam of the prefabricated enclosure wall in top protrude into stage, to form one
The preferable anti-seismic structure of kind.
Finally it should be noted that：The above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Present invention has been described in detail with reference to the aforementioned embodiments for pipe, those skilled in the art should understand that：Its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement；And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (10)
1. a kind of assembled steel frame concrete building plate composite structure, which is characterized in that including：The prefabricated enclosure wall of steel frame and reinforced concrete
Native precast floor slab；
The prefabricated enclosure wall includes：Wall, and the steel frame as wall support structure；
The steel frame includes：Column and crossbeam；
The crossbeam includes that the top grid beam of the wall upper edge is arranged and the following of the wall lower edge is arranged in
Grid beam；
Connection structure is preset on the upper side frame top surface of the beam；Lower connection structure is preset on the bottom surface of the following grid beam；
The upper end of the column is provided with the upper protruding portion of the prominent upper side frame top surface of the beam, and the column lower end is provided with prominent institute
State the lower protruding portion of lower frame soffit；
Correspondence is stitched together up and down for two prefabricated enclosure walls, the lower protruding portion of the prefabricated enclosure upright post in top with lower section is prefabricated encloses
The upper protruding portion of wall column is docked and is fixedly connected；
It is spaced between the top grid beam of the prefabricated enclosure wall of following grid beam and lower section of the prefabricated enclosure wall in top, the precast floor slab
Edge protrudes into the interval and is overlapped on the upper side frame top surface of the beam of the prefabricated enclosure wall in lower section；
The precast floor slab edge is provided with reinforcing bar extension, and the reinforcing bar extension protrudes into the interval, and the reinforcing bar stretches out
Portion respectively with connect in the top grid beam of the prefabricated enclosure wall of connection structure and the lower section under the following grid beam of the prefabricated enclosure wall in the top
Binding structure staggeredly overlaps；
Concrete is poured in the interval, so that the prefabricated enclosure wall in top, the prefabricated enclosure wall in lower section and precast floor slab connection
It is integral.
2. assembled steel frame concrete building plate composite structure according to claim 1, which is characterized in that the precast floor slab top
Face edge is provided with the stage of sinking, between being formed described in being connected between the stage and the following grid beam of the prefabricated enclosure wall in the top
Every inside and outside gap.
3. assembled steel frame concrete building plate composite structure according to claim 2, which is characterized in that the gap cross section
For L-type；The height summation of the lower protruding portion and the upper protruding portion is less than the thickness of the precast floor slab；In short transverse
On, the following grid beam of the prefabricated enclosure wall in top protrudes into the stage.
4. assembled steel frame concrete building plate composite structure according to claim 1, which is characterized in that the upper connection structure
It is peg, connecting rod, lengths of rebar or frame-type connector with the lower connection structure.
5. assembled steel frame concrete building plate composite structure according to claim 1, which is characterized in that the crossbeam is I-shaped
The fashioned iron of section steel beam, channel steel or box-type section.
6. assembled steel frame concrete building plate composite structure according to claim 5, which is characterized in that the crossbeam is I-shaped
Section steel beam comprising the edge of a wing and web；The outside of i-shape steel beam is arranged in the upper connection structure or the lower connection structure
On the surface on the edge of a wing.
7. assembled steel frame concrete building plate composite structure according to claim 1, which is characterized in that the column is box
The fashioned iron in section.
8. assembled steel frame concrete building plate composite structure according to claim 3, which is characterized in that in the height direction,
The edge of the precast floor slab includes clinch and stage portion, and the precast floor slab is erected at the lower section by the clinch
In the top grid beam of prefabricated enclosure wall；Stage portion is a heavy platform for accommodating the top grid beam of the prefabricated enclosure wall in top, while stage portion
The prefabricated enclosure wall in side and top top grid beam between form position limiting structure.
9. assembled steel frame concrete building plate composite structure according to claim 8, which is characterized in that the clinch side
It is provided with lower reinforcing bar extension, in the height direction, the upper connection knot of the lower reinforcing bar extension and the prefabricated enclosure wall in the lower section
Structure staggeredly overlaps；
Be provided with reinforcing bar extension on the side in the stage portion, in the height direction, the upper reinforcing bar extension with it is described
The lower connection structure of the prefabricated enclosure wall in top staggeredly overlaps.
10. assembled steel frame concrete building plate composite structure according to claim 1, which is characterized in that the reinforcing bar stretches out
Portion is the frame being arranged in vertical plane.
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| CN201811026755.3A CN108867879A (en) | 2018-09-04 | 2018-09-04 | A kind of assembled steel frame concrete building plate composite structure and its construction method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114370108A (en) * | 2020-10-16 | 2022-04-19 | 万平华 | Method for building assembled concrete house by adopting novel connecting end component |
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