CN104895231B - Assembled composite floor slab and manufacturing method thereof - Google Patents
Assembled composite floor slab and manufacturing method thereof Download PDFInfo
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- CN104895231B CN104895231B CN201510217878.5A CN201510217878A CN104895231B CN 104895231 B CN104895231 B CN 104895231B CN 201510217878 A CN201510217878 A CN 201510217878A CN 104895231 B CN104895231 B CN 104895231B
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Abstract
The invention relates to an assembled composite floor slab and a manufacturing method thereof. The assembled composite floor slab comprises II-shaped precast slabs (2), a plurality of I-shaped precast slabs (1) and a post-cast lightweight aggregate concrete layer (3), the II-shaped precast slabs (2) are positioned on two sides, the I-shaped precast slabs (1) are arranged between the two II-shaped precast slabs (2), and the post-cast lightweight aggregate concrete layer (3) is cast above the I-shaped precast slabs (1) and the II-shaped precast slabs (2) and between joint cracks. Compared with the prior art, the assembled composite floor slab has the advantages that the weight of the assembled composite floor slab is lighter as compared with an existing floor slab structure, the large-size precast slabs are used, assembled construction is performed, on-site wet construction quantity is the least, construction period is short, concrete wraps primary and secondary steel girders, overall fire resistance and corrosion resistance of the floor slab are improved, the upper surface and the lower surface of the floor slab are flat, and the assembled composite floor slab has an excellent appearance.
Description
Technical field
The present invention relates to a kind of assembled composite floor and its manufacture method, belong to Structural Engineering field.
Background technology
In building structure especially Multistory-tall building, it is at present many using profiled sheet-normal concrete composite floor system,
Steel bar girder superstructure, ordinary reinforced concrete girt strip type superstructure or armored concrete intersecting parallels superstructure etc..These superstructures have many
Deficiency, such as mostly situ wet operation construction, floor from it is great, assembling can not be realized.
The content of the invention
Primary technical problem to be solved by this invention is to provide a kind of existing enough carryings for above-mentioned prior art
Ability and there is because of lighter weight good anti-seismic performance, and the assembled composite floor of prefabricated construction.
Further technical problem to be solved of the invention is to provide a kind of manufacture method of above-mentioned assembled composite floor.
The present invention solve technical scheme that above-mentioned technology matter of utmost importance adopted for：A kind of assembled composite floor, which is special
Levy and be：Including
Positioned at the II type precoated plates of both sides, some I types precoated plates being arranged between two pieces of II type precoated plates, and it is cast in
One layer of after-pouring lightweight aggregate concrete layer (3) above aforementioned I types precoated plate and II type precoated plates and between splicing seams, wherein
I type precoated plates, including the three main girder steel of I types --- the first main girder steel, the second main steel that parallel interval is arranged successively
Beam and the 3rd main girder steel, are connected with the secondary girder steel that many parallel intervals are arranged between the first main girder steel and the second main girder steel, and second
Also the secondary girder steel that many parallel intervals are arranged, the main girder steel of I types and time girder steel (4) are connected between main girder steel and the 3rd main girder steel
The steel structure body of boring, middle part rectangular in cross-section and lower end with overhanging Double-wing-plate is, the first main girder steel (1a)
Outside is provided with multigroup symmetrically arranged L-type connector, and multigroup symmetrically arranged L-type is symmetrically arranged with the outside of the 3rd main girder steel
The space that connector, the main girder steel of I types and time girder steel are surrounded is poured by lightweight aggregate concrete；
II type precoated plates, including three main girder steels of II types that parallel interval is arranged successively --- the 4th main girder steel, the 5th master
Girder steel and the 6th main girder steel, are connected with the secondary girder steel that many parallel intervals are arranged between the 4th main girder steel and the 5th main girder steel, the
Also the secondary girder steel that many parallel intervals are arranged, the main girder steel of II types and time girder steel are connected between five main girder steels and the 6th main girder steel
It is the steel structure body of boring, middle part rectangular in cross-section and lower end with overhanging Double-wing-plate, the outside of the 4th main girder steel
Multigroup symmetrically arranged L-type connector is provided with, overhanging beam, the main girder steel of II types and time girder steel on the outside of the 6th main girder steel, is provided with
The space for surrounding is poured by lightweight aggregate concrete, and aforementioned overhanging beam is boring, the steel structure body of rectangular in cross-section；
The side that overhanging beam is provided with aforementioned II types precoated plate is outside, arranges multigroup symmetrically arranged L-type connector
Side be connecting side with I type precoated plates.
By the connection of many joggle beams between I types precoated plate and II type precoated plates, the two ends of joggle beam respectively with one group of L-type
Connector connects, and connects also by many joggle beams between two groups of I type precoated plates, and aforementioned joggle beam is boring, middle part section
The rectangular steel structure body in face.
The main girder steel of I types or/and secondary girder steel upper end face of I type precoated plates is welded with a number of occlusion shear key.
The main girder steel of II types or/and secondary girder steel upper end face of II type precoated plates is welded with a number of occlusion shear key.
Lay after the reinforcing bar that many decussations are arranged again by lightweight aggregate coagulation in the space that the main girder steel of I types is surrounded with secondary girder steel
Soil is poured, and the space that the main girder steel of II types is surrounded with secondary girder steel is laid after the reinforcing bar that many decussations are arranged again by lightweight aggregate coagulation
Soil is poured.
The manufacture method of the assembled composite floor with said structure, it is characterised in that：Including following operation：
(1), factory process make the main girder steel of I types, the main girder steel of II types, secondary girder steel, L-type connector, reinforcing bar, joggle beam,
Overhanging beam, occlusion shear key；
(2), in factory or the main girder steel of I types and secondary girder steel of job site processing I type precoated plates；
(3), required according to actual size, one piece of II type precoated plate is placed in side at the construction field (site), is then sequentially placed
Some pieces of I type precoated plates, finally place one piece of II type precoated plate in opposite side again, are provided with outer in aforementioned II types precoated plate (2)
The side of beam (11) is outside, and the side for arranging multigroup symmetrically arranged L-type connector (7) is the company with I type precoated plates (1)
Connect side；By the connection of many joggle beams (9) between I types precoated plate and II type precoated plates, the two ends of joggle beam by bolt respectively with
One group of L-type connector connection, connects also by many joggle beams (9) between two groups of I type precoated plates (1)；
(4), it is last place I types precoated plate and II type precoated plate upper surfaces and I types precoated plate and II type precoated plates,
One layer of after-pouring lightweight aggregate concrete layer, concrete are poured into a mould in splicing seams and surrounding border conduit between two pieces of I type precoated plates
The surface needs of layer are smooth, so as to form overall assembled composite floor.
After aforementioned assembled composite floor is assembled, the end of I type precoated plates, by the main girder steel of I types by bolt with
The existing structure boundary beam in scene is connected, the end of II type precoated plates, by the main girder steel of II types by bolt with scene
Some structure boundary beams are connected, and the outside of II type precoated plates (2) is connected with contour connection beam by overhanging beam, then are connected by border
Connect beam with scene structure boundary beam be connected, contour connection beam be middle part section in " Π " type, lower end carry overhanging double-vane
The steel structure body of plate.
Compared with prior art, it is an advantage of the current invention that：
1st, compared with floor construction compare, conduct oneself with dignity it is lighter；
2nd, using large scale precoated plate, prefabricated construction, situ wet operation amount be minimum, short construction period；
3rd, primary and secondary girder steel is wrapped up by concrete, and the fire-proof capability and antiseptic power of floor are improved；
4th, the upper and lower surface of floor is more smooth, with good outward appearance.
Description of the drawings
Fig. 1 is the dimensional structure diagram of the primary and secondary girder steel skeleton of I type precoated plates in the embodiment of the present invention；
Fig. 2 is the dimensional structure diagram of the primary and secondary girder steel skeleton of II type precoated plates in the embodiment of the present invention；
Fig. 3 is the sectional drawing of time girder steel in the embodiment of the present invention；
Fig. 4 is the dimensional structure diagram of I type precoated plates in the embodiment of the present invention；
Fig. 5 is the dimensional structure diagram of II type precoated plates in the embodiment of the present invention；
Fig. 6 is the schematic perspective view after I types precoated plate in work progress and the assembly of II types precoated plate；
Schematic perspective views of the Fig. 7 for assembled composite floor after completing in the embodiment of the present invention.
Specific embodiment
The present invention is described in further detail below in conjunction with accompanying drawing embodiment.
After the assembled composite floor that the present invention is provided is assembled by two pieces of II types precoated plates 2 and some pieces of I types precoated plates 1,
Spelling between I types precoated plate and II type precoated plate upper surfaces and I types precoated plate and II type precoated plates, two pieces of I type precoated plates again
Pour into a mould one layer of after-pouring lightweight aggregate concrete layer 3 to constitute in seam and surrounding border conduit.
I types precoated plate 1 therein, including three main girder steels of I types that parallel interval is arranged successively --- the first main girder steel 1a,
Second main girder steel 1b and the 3rd main girder steel 1c, is connected with many parallel intervals between the first main girder steel 1a and the second main girder steel 1b and sets
The secondary girder steel 4 put, is also connected with the secondary girder steel 4, I that many parallel intervals are arranged between the second main girder steel 1b and the 3rd main girder steel 1c
The main girder steel of type is the steel structure of boring, middle part rectangular in cross-section and lower end with overhanging Double-wing-plate with time girder steel 4
Body, is provided with multigroup symmetrically arranged L-type connector 7 on the outside of the first main girder steel 1a, the outside of the 3rd main girder steel 1c symmetrically sets
Multigroup symmetrically arranged L-type connector 7 is equipped with, the space that the main girder steel of I types and time girder steel are surrounded is laid many decussations and arranged
Reinforcing bar 8 after poured by lightweight aggregate concrete 5 again, the main girder steel upper end face of I types of I types precoated plate 1 is welded with a number of
Occlusion shear key 13, referring to shown in Fig. 1,3,4；
II types precoated plate 2, including three main girder steels of II types that parallel interval is arranged successively --- the 4th main girder steel 2a, the 5th
Main girder steel 2b and the 6th main girder steel 2c, is connected with what many parallel intervals were arranged between the 4th main girder steel 2a and the 5th main girder steel 2b
Secondary girder steel 4, is also connected with the secondary girder steel 4 that many parallel intervals are arranged, II types between the 5th main girder steel 2b and the 6th main girder steel 2c
Main girder steel is the steel structure of boring, middle part rectangular in cross-section and lower end with overhanging Double-wing-plate with time girder steel 4
Body, is provided with multigroup symmetrically arranged L-type connector 7, is provided with the outside of the 6th main girder steel 2c on the outside of the 4th main girder steel 2a
Overhanging beam 11, the space that the main girder steel of type III is surrounded with secondary girder steel are laid after the reinforcing bar 8 that many decussations are arranged again by lightweight aggregate
Concrete 5 is poured, aforementioned overhanging beam 11 be boring, the steel structure body of rectangular in cross-section, the II type masters of II types precoated plate 2
Girder steel upper end face is welded with a number of occlusion shear key 13；Referring to shown in Fig. 2,3,5；
The side that overhanging beam 11 is provided with aforementioned II types precoated plate 2 is outside, arranges multigroup symmetrically arranged L-type connection
The side of part 7 is the connecting side with I types precoated plate 1；
Connected by many joggle beams 9 between I types precoated plate 1 and II types precoated plate 2, the two ends of joggle beam 9 are respectively with one
Group L-type connector 7 connects, and connects also by many joggle beams 9 between two groups of I types precoated plates 1, and aforementioned joggle beam 9 is internal empty
The steel structure body of the heart, middle part rectangular in cross-section, referring to shown in Fig. 6, Fig. 7.
In the present embodiment, the main girder steel of I types is identical with the main steel beam structure of II types, the rectangle in the middle part of the main girder steel of I types and time girder steel
Length-width ratio can be with identical, it is also possible to differs.
The manufacture method of above-mentioned assembled composite floor, including following operation：
(1), factory process make the main girder steel of I types, the main girder steel of II types, secondary girder steel, L-type connector, reinforcing bar, joggle beam,
Overhanging beam, occlusion shear key；
(2), in factory or the main girder steel of I types and secondary girder steel of job site processing I type precoated plates；
(3), required according to actual size, one piece of II type precoated plate is placed in side at the construction field (site), is then sequentially placed
Some pieces of I type precoated plates, finally place one piece of II type precoated plate in opposite side again, are provided with overhanging in aforementioned II types precoated plate 2
The side of beam 11 is outside, and the side for arranging multigroup symmetrically arranged L-type connector 7 is the connecting side with I types precoated plate 1；I types
Connected by many joggle beams 9 between precoated plate and II type precoated plates, the two ends of joggle beam are connected with one group of L-type respectively by bolt
Part connects, and connects also by many joggle beams 9 between two groups of I types precoated plates 1；
(4), it is last place I types precoated plate and II type precoated plate upper surfaces and I types precoated plate and II type precoated plates,
One layer of after-pouring lightweight aggregate concrete layer, concrete are poured into a mould in splicing seams and surrounding border conduit between two pieces of I type precoated plates
The surface needs of layer are smooth, so as to form overall assembled composite floor.
After aforementioned assembled composite floor is assembled, the end of I type precoated plates, by the main girder steel of I types by bolt with
The existing structure boundary beam in scene is connected, the end of II type precoated plates, by the main girder steel of II types by bolt with scene
Some structure boundary beams are connected, and the outside of II types precoated plate 2 is connected with contour connection beam 12 by overhanging beam 11, then by border
Tie-beam 12 is connected with the structure boundary beam at scene, contour connection beam 12 be middle part section in " Π " type, lower end is with outer
The steel structure body of Double-wing-plate is stretched, it is shown in Figure 7.
Claims (7)
1. a kind of assembled composite floor, it is characterised in that：Including
Positioned at II type precoated plates (2) of both sides, some I types precoated plates (1) being arranged between two pieces of II type precoated plates (2), and
One layer of after-pouring lightweight aggregate concrete being cast in above aforementioned I types precoated plate (1) and II type precoated plates (2) and between splicing seams
Layer (3), wherein
I type precoated plates (1), including three main girder steels of I types that parallel interval is arranged successively --- the first main girder steel (1a), the second master
Girder steel (1b) and the 3rd main girder steel (1c), are connected with many parallel intervals between the first main girder steel (1a) and the second main girder steel (1b)
The secondary girder steel (4) for arranging, is also connected with what many parallel intervals were arranged between the second main girder steel (1b) and the 3rd main girder steel (1c)
Be boring, middle part rectangular in cross-section and the lower end of secondary girder steel (4), the main girder steel of I types and time girder steel (4) carries overhanging pair
The steel structure body of wing plate, is provided with multigroup symmetrically arranged L-type connector (7), the 3rd master on the outside of the first main girder steel (1a)
Multigroup symmetrically arranged L-type connector (7), the sky that the main girder steel of I types and time girder steel are surrounded are symmetrically arranged with the outside of girder steel (1c)
Between poured by lightweight aggregate concrete (5)；
II type precoated plates (2), including three main girder steels of II types that parallel interval is arranged successively --- the 4th main girder steel (2a), the 5th
Main girder steel (2b) and the 6th main girder steel (2c), be connected between the 4th main girder steel (2a) and the 5th main girder steel (2b) many it is parallel between
Every the secondary girder steel (4) for arranging, many parallel intervals are also connected between the 5th main girder steel (2b) and the 6th main girder steel (2c) and are arranged
Secondary girder steel (4), the main girder steel of II types and time girder steel (4) are boring, middle part rectangular in cross-section and lower end with overhanging
The steel structure body of Double-wing-plate, is provided with multigroup symmetrically arranged L-type connector (7) on the outside of the 4th main girder steel (2a), and the 6th
Overhanging beam (11) is provided with the outside of main girder steel (2c), the space that the main girder steel of II types and time girder steel are surrounded is by lightweight aggregate concrete
(5) pour, aforementioned overhanging beam (11) is boring, the steel structure body of rectangular in cross-section；
The side that overhanging beam (11) is provided with aforementioned II types precoated plate (2) is outside, arranges multigroup symmetrically arranged L-type connection
The side of part (7) is the connecting side with I type precoated plates (1).
2. assembled composite floor according to claim 1, it is characterised in that：I type precoated plates (1) and II type precoated plates
(2) by many joggle beam (9) connections between, the two ends of joggle beam (9) are connected with one group of L-type connector (7) respectively, two groups of I
Connect also by many joggle beams (9) between type precoated plate (1), aforementioned joggle beam (9) is boring, middle part rectangular in cross-section
Steel structure body.
3. assembled composite floor according to claim 2, it is characterised in that：The main girder steel of I types of I type precoated plates (1) or/
A number of occlusion shear key (13) is welded with secondary girder steel upper end face.
4. assembled composite floor according to claim 3, it is characterised in that：The main girder steel of II types of II type precoated plates (2)
Or/and secondary girder steel upper end face is welded with a number of occlusion shear key (13).
5. assembled composite floor according to claim 4, it is characterised in that：The sky that the main girder steel of I types and time girder steel are surrounded
Between lay the reinforcing bar (8) that many decussations are arranged after poured by lightweight aggregate concrete (5) again, the main girder steel of II types and time girder steel enclose
Into space lay the reinforcing bar (8) that many decussations are arranged after poured by lightweight aggregate concrete (5) again.
6. a kind of manufacture method of assembled composite floor as claimed in claim 5, it is characterised in that：Including following operation：
(1), the main girder steel of I types, the main girder steel of II types, secondary girder steel, L-type connector, reinforcing bar, joggle beam, overhanging is made in factory process
Beam, occlusion shear key；
(2), in factory or the main girder steel of I types and secondary girder steel of job site processing I type precoated plates；
(3), required according to actual size, one piece of II type precoated plate is placed in side at the construction field (site), is then sequentially placed some
Block I type precoated plates, finally place one piece of II type precoated plate in opposite side again, are provided with overhanging beam in aforementioned II types precoated plate (2)
(11) side is outside, and the side for arranging multigroup symmetrically arranged L-type connector (7) is the connection with I type precoated plates (1)
Side；By the connection of many joggle beams (9) between I types precoated plate and II type precoated plates, the two ends of joggle beam are by bolt respectively with one
The connector connection of group L-type, connects also by many joggle beams (9) between two groups of I type precoated plates (1)；
(4) I types precoated plate and II type precoated plate upper surfaces and I types precoated plate and II type precoated plates, two pieces of I are being placed finally,
One layer of after-pouring lightweight aggregate concrete layer, the table of concrete layer are poured into a mould in splicing seams and surrounding border conduit between type precoated plate
Face needs are smooth, so as to form overall assembled composite floor.
7. manufacture method according to claim 6, it is characterised in that：After aforementioned assembled composite floor is assembled, I types
The end of precoated plate, it is connected with live existing structure boundary beam by bolt by the main girder steel of I types, II type precoated plates
End, it is connected with live existing structure boundary beam by bolt by the main girder steel of II types, the outside of II type precoated plates (2)
It is connected with contour connection beam by overhanging beam, then the structure boundary beam by contour connection beam with scene is connected, contour connection beam
It is in " Π " type, steel structure body of the lower end with overhanging Double-wing-plate for middle part section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510217878.5A CN104895231B (en) | 2015-04-30 | 2015-04-30 | Assembled composite floor slab and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510217878.5A CN104895231B (en) | 2015-04-30 | 2015-04-30 | Assembled composite floor slab and manufacturing method thereof |
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| Publication Number | Publication Date |
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| CN104895231A CN104895231A (en) | 2015-09-09 |
| CN104895231B true CN104895231B (en) | 2017-04-12 |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106149937B (en) * | 2016-08-17 | 2018-10-23 | 沈阳建筑大学 | Assembly concrete beam and its dry type connection method |
| CN106760105A (en) * | 2016-12-07 | 2017-05-31 | 北京善筑科技股份有限公司 | Assembled composite floor and its installation method |
| CN106760099A (en) * | 2016-12-26 | 2017-05-31 | 中国电子工程设计院 | A kind of floor panels framework and floor panels |
| CN106760115B (en) * | 2017-03-06 | 2022-07-05 | 宁波大学 | Light assembled composite floor slab and construction method thereof |
| CN107524255A (en) * | 2017-09-10 | 2017-12-29 | 中国二十二冶集团有限公司 | Assembling type steel structure girder steel laminated floor slab connection method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5809722A (en) * | 1997-02-06 | 1998-09-22 | Keith M. Wright | Girder supported reinforced concrete slab building structures with shearing connectors, and methods of constructing the building structures and connectors |
| US6266938B1 (en) * | 2000-02-08 | 2001-07-31 | Chyi Sheu | Steel floor structure |
| CN201535028U (en) * | 2009-05-06 | 2010-07-28 | 刘殿忠 | Thin-wall steel floor slab combined with lightweight aggregate concrete |
| CN102261145A (en) * | 2011-04-22 | 2011-11-30 | 清华大学 | Integrally two-way and locally one-way steel-concrete slab composite floor system and construction method thereof |
| CN104481071A (en) * | 2014-12-10 | 2015-04-01 | 张跃 | Assembled composite floor assembly and production method thereof |
| CN204703350U (en) * | 2015-04-30 | 2015-10-14 | 宁波大学 | A kind of assembling composite floor |
-
2015
- 2015-04-30 CN CN201510217878.5A patent/CN104895231B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5809722A (en) * | 1997-02-06 | 1998-09-22 | Keith M. Wright | Girder supported reinforced concrete slab building structures with shearing connectors, and methods of constructing the building structures and connectors |
| US6266938B1 (en) * | 2000-02-08 | 2001-07-31 | Chyi Sheu | Steel floor structure |
| CN201535028U (en) * | 2009-05-06 | 2010-07-28 | 刘殿忠 | Thin-wall steel floor slab combined with lightweight aggregate concrete |
| CN102261145A (en) * | 2011-04-22 | 2011-11-30 | 清华大学 | Integrally two-way and locally one-way steel-concrete slab composite floor system and construction method thereof |
| CN104481071A (en) * | 2014-12-10 | 2015-04-01 | 张跃 | Assembled composite floor assembly and production method thereof |
| CN204703350U (en) * | 2015-04-30 | 2015-10-14 | 宁波大学 | A kind of assembling composite floor |
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