CN207436340U - A kind of Large-span Precast floor construction - Google Patents
A kind of Large-span Precast floor construction Download PDFInfo
- Publication number
- CN207436340U CN207436340U CN201720190532.5U CN201720190532U CN207436340U CN 207436340 U CN207436340 U CN 207436340U CN 201720190532 U CN201720190532 U CN 201720190532U CN 207436340 U CN207436340 U CN 207436340U
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- plate
- girder
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- tee
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Abstract
The utility model is related to a kind of Large-span Precast floor construction, including overlapping T-shaped girder and tee girder plate；Wherein, the overlapping T-shaped girder is made of tee girder prefabricated components and overlapping layers；The tee girder prefabricated components are T-shaped, are made of choose ear, exposed stirrup, the girder upper reinforcement of rectangle precast beam main body and top both sides；The tee girder plate side by side parallel is held on the overlapping T-shaped girder and chooses on ear；The T-shaped beam slab is made of concrete flange plate, concrete ladder beam, ladder beam exposed steel bar, and the ladder beam exposed steel bar extends the both ends of concrete ladder beam along the tee girder plate length direction, and rectangular；The girder upper reinforcement is arranged on the area inside that the ladder beam encloses；It is stayed between the concrete flange plate of the adjacent tee girder plate and sets gap, fill plug seal glue in gap.The utility model have it is simple in structure, it is easy for construction, the duration save, anti-seismic performance is good, and deck-molding is small, it is widely applicable the advantages of.
Description
【Technical field】
The utility model is related to a kind of floor constructions, and in particular to a kind of Large-span Precast floor construction belongs to building work
Journey technical field.
【Background technology】
Assembled integral building is at present largely using laminated floor slab, that is, the prefabricated structure for the production laminated floor slab that is prefabricated in the factory
Part, after engineering site erecting tools formula supporting rack, the prefabricated components that laminated floor slab is shelved on supporting rack, in prefabricated components
Top surface is laid with reinforced mesh, then casting concrete in-situ layer, is consequently formed what prefabricated components were combined with cast-in-situ steel reinforced concrete layer
Laminated floor slab.It can be seen that the construction of laminated floor slab or comparatively laborious, and just because of prefabricated components supporting rack is set up, overlaps building
Plate in-situ layer pours, and occupies the substantial amounts of construction period, and in addition upper strata superimposed sheet needs supporting rack to be erected on lower floor's superimposed sheet,
Thus synchronous construction can not be accomplished between levels, and supporting rack also needs to wait before erection the cast-in-place coagulation of lower floor's superimposed sheet
Soil layer reaches some strength, it can be seen that, present superimposed sheet structure type and its construction technology are affected to the duration.
In addition for the concrete structure of large span, such as parking lot, the office of large bay, teaching building, floor across
It spends larger, causes corresponding floor thickness of slab larger or more secondary beam is set, construction is complicated, nor very economical, and it is secondary
When beam is more, pipeline can be laid to floor ceiling and be affected.
Therefore, in order to solve the above technical problems, a kind of Large-span Precast floor construction it is necessory to provide innovation, with gram
Take the defect of the prior art.
【Utility model content】
To solve the above problems, the purpose of this utility model is to provide a kind of simple in structure, easy for construction, durations
About, anti-seismic performance is good, and deck-molding is small, widely applicable Large-span Precast floor construction.
To achieve the above object, the technical solution that the utility model is taken is：A kind of Large-span Precast floor construction, bag
Include overlapping T-shaped girder and tee girder plate；Wherein, the overlapping T-shaped girder is made of tee girder prefabricated components and overlapping layers；It is described
Tee girder prefabricated components are T-shaped, and ear, exposed stirrup, girder upper reinforcement group are chosen by rectangle precast beam main body and top both sides
Into；The tee girder plate side by side parallel is held on the overlapping T-shaped girder and chooses on ear；The T-shaped beam slab is by the concrete edge of a wing
Plate, concrete ladder beam, ladder beam exposed steel bar composition, the ladder beam exposed steel bar prolong along the tee girder plate length direction
The both ends of concrete ladder beam are stretched out, and it is rectangular；The girder upper reinforcement is arranged on the ladder beam exposed steel bar and encloses
Area inside；It is stayed between the concrete flange plate of the adjacent tee girder plate and sets gap, fill plug seal glue in gap.
The Large-span Precast floor construction of the utility model is further arranged to：The ladder beam exposed steel bar protruded length
Width for the rectangle precast beam main body subtracts 20mm.
The Large-span Precast floor construction of the utility model is further arranged to：The concrete ladder beam is in the T
The middle part of ellbeam plate, beam sides are connected in 45 degree of angles with concrete flange plate；The T-shaped prefabricated components are in the correspondence concrete
Reserve the identical notch of size in ladder beam position.
The Large-span Precast floor construction of the utility model is further arranged to：The tee girder plate is in the concrete wing
Listrium edge, which stays, sets elongated L-shaped tongue and groove, and the upper bottom of overhanging section of the tongue and groove of two sides of the concrete flange plate
It puts and staggers, the overhanging segment length of the tongue and groove is less than 3cm；The tee girder plate top surface the overhanging Length Ratio in the T
The overhanging small 1cm of segment length of ellbeam plate bottom surface, overhanging section of thickness of the tongue and groove is concrete edge of a wing plate thickness
Half subtracts 5mm.
The Large-span Precast floor construction of the utility model is also configured to：The tee girder plate in concrete edge of a wing plate top surface,
Tee girder plate stitching portion and overlapping layers top surface laying dalle.
Compared with prior art, the utility model has the advantages that：
1. a kind of Large-span Precast floor construction of the utility model, simple in structure, easy for construction.It is all T-shaped during construction
Beam slab lower part need not set up support, and directly lifting is held on described in the overlapping T girder T-shaped prefabricated components and chooses on ear, subtracts
Lack many supporting frame construction time, and be so conducive to the surface layer protection of the T-shaped beam slab.
2. a kind of Large-span Precast floor construction of the utility model, it is long to overcome the conventional Prefabricated stacking floor construction time
The defects of.Conventional Prefabricated stacking floor applies man-hour requirement installation upper strata reinforced mesh, pours build floor overlapping layers concrete, constructs
It is relative complex, it in addition also needs to wait for overlapping layers concrete hardening and reaches some strength that upper floor plate bracing frame can be supported, so
The construction time for causing above-mentioned operation is longer, is affected to the duration of entire project.But it after T-shaped beam slab lifting is in place, only needs
The overlapping T-shaped girder overlapping layer concrete is poured, construction is quick, fully saves the duration.
3. a kind of Large-span Precast floor construction of the utility model, the tee girder plate is the building in traditional architecture
Plate and secondary beam, they are pre-formed together, are not in divide each other under earthquake load each other with good globality
From obscission；And the tee girder plate is held on the overlapping T-shaped girder, and the ladder beam exposed steel bar is anchored in
Within the overlapping T-shaped girder overlapping layers, while the upper reinforcement of the overlapping T-shaped girder is enclosed from the ladder beam exposed steel bar
The area inside of conjunction passes through, and from there through above-mentioned three kinds of measures, ensure that between the tee girder plate and the overlapping T-shaped girder
With good connection function, under seismic loading, it is difficult to separate each other.Therefore total has good shock resistance
Energy.
4. a kind of Large-span Precast floor construction of the utility model, when use occasion is smaller and without dynamic load for span
Occasion when, the tee girder plate with described " L " tongue and groove, the floor being so spliced in the tee girder plate can be used
Without clear gap on ceiling, and can be clogged in floor top surface in the gap at the flange splice of the tee girder plate
Fluid sealant to prevent leak-stopping water, and gives whole coverings by laying dalle in top surface, and so it exists with common cast-in-situ floor
Without any difference on.It is heavier using dynamic load or load when use occasion is for garage parking, storage room etc., and flooring
It, then can be directly using the tee girder plate for not setting described " L " tongue and groove during the occasion of few water.
5. a kind of Large-span Precast floor construction of the utility model, because using the tee girder plate, the tee girder plate is held
The floow load of load and dead weight are smaller, so its described concrete ladder beam deck-molding is smaller, can be effectively increased floor clear height.
6. a kind of Large-span Precast floor construction of the utility model, need not carry out it is electrical and feedwater piping pre-buried,
All pipelines can be arranged in the enclosed space between the concrete ladder beam, and can be pre- in the concrete ladder beam
It boxes out hole, walks needs to meet pipeline, be so truly realized the separation of agent structure and pipeline.Simultaneously because of concrete ladder
Ellbeam spacing is relatively small, and the ladder beam bottom as described in can also being directly adhered to ceiling material when setting ceiling is applied
Work is convenient.
【Description of the drawings】
Fig. 1 is the schematic diagram of the Large-span Precast floor construction of the utility model.
Fig. 2 is the sectional view of the overlapping T-shaped girder in Fig. 1.
Fig. 3 is the schematic diagram of the tee girder plate in Fig. 1.
Fig. 4 is sectional view of the tee girder plate along A-A in Fig. 1.
Fig. 5 is the tee girder plate splicing schematic diagram in Fig. 4.
Fig. 6 is sectional view of the another form of tee girder plate along A-A.
Fig. 7 is the tee girder plate splicing schematic diagram in Fig. 6.
Sectional view of the T-shaped girder along B-B is overlapped in Fig. 8 Fig. 1.
【Specific embodiment】
It referring to shown in Figure of description 1 to attached drawing 8, the utility model is a kind of Large-span Precast floor construction, by
Overlap a few part compositions such as T-shaped girder 1 and tee girder plate 2.
Wherein, the overlapping T-shaped girder 1 is made of tee girder prefabricated components 11 and overlapping layers 12；The prefabricated structure of tee girder
Part 11 is T-shaped, and ear 112, exposed stirrup 113, girder upper reinforcement 114 are chosen by rectangle precast beam main body 111 and top both sides
Composition.
2 side by side parallel of tee girder plate is held on the choosing on ear 112 of the overlapping T-shaped girder 11.The T-shaped beam slab 2 by
Concrete flange plate 21, concrete ladder beam 22, ladder beam exposed steel bar 23 form.Wherein, the ladder beam exposed steel bar 23
22 both ends of concrete ladder beam are stretched out along 22 length direction of ladder beam, and it is rectangular, and protruded length is the tee girder
111 body width of rectangle precast beam of prefabricated components 11 subtracts 20mm, and the girder upper reinforcement 114 is arranged on the ladder beam
The area inside that exposed steel bar 23 encloses；It is stayed between the concrete flange plate 21 of the adjacent tee girder plate 2 and sets gap 24, gap
Middle fill plug seal glue 25.The concrete ladder beam 22 is in the middle part of the tee girder plate 2, and 22 side of beam is in 45 degree of angles with mixing
Solidifying soil flange plate 21 is connected, and it is identical that the T-shaped prefabricated components 11 in correspondence 22 position of concrete ladder beam reserve size
Notch 115.
The tee girder plate 2 can lay dalle 3 in advance when prefabricated in concrete edge of a wing plate top surface, treat the T-shaped
Beam slab 2 be shelved on the overlapping T-shaped girder 1 the overlapping layers 12 pour after the completion of, in 2 stitching portion of tee girder plate and folded
Close 12 top surface of layer laying dalle 3.
The Large-span Precast floor construction tee girder plate 2 of the utility model also have a kind of embodiment be：The tee girder plate 2 exists
21 edge of concrete flange plate, which stays, sets elongated " L " shape tongue and groove 211, and two sides of the concrete flange plate 21
Described 211 overhanging sections of 2111 upper-lower positions of tongue and groove stagger, and the overhanging segment length 2111 of the tongue and groove 211 is less than 3cm, and described
Overhanging section of 2111 length of 21 top surface of concrete flange plate of tee girder plate 2 are than in the described mixed of the tee girder plate 2
The small 1cm of overhanging section of 2111 length of 21 bottom surface of solidifying soil flange plate, overhanging section of 2111 thickness of the tongue and groove 211 are described mixed
The half of solidifying soil 21 thickness of flange plate subtracts 5mm.The tongue and groove of the concrete flange plate 21 of the adjacent tee girder plate 2
2111 are superimposed with each other, the fill plug seal glue 25 in the gap 24.
Above specific embodiment is only the preferred embodiment of this patent, all special at this not to limit this patent
Any modification, equivalent substitution, improvement and etc. done within the spirit and principle of profit, should be included in this creation protection domain it
It is interior.
Claims (5)
1. a kind of Large-span Precast floor construction, it is characterised in that：Including overlapping T-shaped girder and tee girder plate；Wherein, it is described
Overlapping T-shaped girder is made of tee girder prefabricated components and overlapping layers；The tee girder prefabricated components are T-shaped, by rectangle precast beam master
Body and choose ear, exposed stirrup, the girder upper reinforcement of top both sides form；The tee girder plate side by side parallel is held on described folded
Conjunction T-shaped girder is chosen on ear；The tee girder plate is made of concrete flange plate, concrete ladder beam, ladder beam exposed steel bar,
The ladder beam exposed steel bar extends the both ends of concrete ladder beam along the tee girder plate length direction, and rectangular；It is described
Girder upper reinforcement is arranged on the area inside that the ladder beam encloses；Between the concrete flange plate of the adjacent tee girder plate
It stays and sets gap, fill plug seal glue in gap.
2. Large-span Precast floor construction as described in claim 1, it is characterised in that：The exposed length of ladder beam exposed steel bar
The width spent for the rectangle precast beam main body subtracts 20mm.
3. Large-span Precast floor construction as described in claim 1, it is characterised in that：The concrete ladder beam is in described
The middle part of tee girder plate, beam sides are connected in 45 degree of angles with concrete flange plate；The tee girder prefabricated components are described mixed in correspondence
Reserve the identical notch of size in solidifying soil ladder beam position.
4. Large-span Precast floor construction as described in claim 1, it is characterised in that：The tee girder plate is in the concrete
Flange plate edge, which stays, sets elongated L-shaped tongue and groove, and about overhanging section of the tongue and groove of two sides of the concrete flange plate
Position is staggered, and the overhanging segment length of the tongue and groove is less than 3cm；The tee girder plate top surface the overhanging Length Ratio in institute
The overhanging small 1cm of segment length of tee girder plate bottom surface is stated, overhanging section of thickness of the tongue and groove is concrete edge of a wing plate thickness
Half subtract 5mm.
5. Large-span Precast floor construction as described in claim 1, it is characterised in that：The tee girder plate is on the concrete edge of a wing
Plate top surface, tee girder plate stitching portion and overlapping layers top surface laying dalle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720190532.5U CN207436340U (en) | 2017-03-01 | 2017-03-01 | A kind of Large-span Precast floor construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720190532.5U CN207436340U (en) | 2017-03-01 | 2017-03-01 | A kind of Large-span Precast floor construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207436340U true CN207436340U (en) | 2018-06-01 |
Family
ID=62394437
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720190532.5U Expired - Fee Related CN207436340U (en) | 2017-03-01 | 2017-03-01 | A kind of Large-span Precast floor construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207436340U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106836591A (en) * | 2017-03-01 | 2017-06-13 | 浙江华恒建筑设计有限公司 | A kind of Large-span Precast floor construction |
| CN114016649A (en) * | 2021-11-25 | 2022-02-08 | 中冶赛迪工程技术股份有限公司 | Connection structure of assembled composite floor slab and cast-in-place beam |
-
2017
- 2017-03-01 CN CN201720190532.5U patent/CN207436340U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106836591A (en) * | 2017-03-01 | 2017-06-13 | 浙江华恒建筑设计有限公司 | A kind of Large-span Precast floor construction |
| CN114016649A (en) * | 2021-11-25 | 2022-02-08 | 中冶赛迪工程技术股份有限公司 | Connection structure of assembled composite floor slab and cast-in-place beam |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180601 |