CN109339328B - Cavity type eave structure and construction method thereof - Google Patents
Cavity type eave structure and construction method thereof Download PDFInfo
- Publication number
- CN109339328B CN109339328B CN201811315120.5A CN201811315120A CN109339328B CN 109339328 B CN109339328 B CN 109339328B CN 201811315120 A CN201811315120 A CN 201811315120A CN 109339328 B CN109339328 B CN 109339328B
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- China
- Prior art keywords
- laminated slab
- prefabricated laminated
- cavity
- structural beam
- pouring
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- 238000010276 construction Methods 0.000 title claims abstract description 28
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims description 6
- 238000007711 solidification Methods 0.000 claims description 3
- 230000008023 solidification Effects 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 claims description 2
- 238000009413 insulation Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 claims description 2
- 239000010959 steel Substances 0.000 claims description 2
- 239000010410 layer Substances 0.000 description 20
- 239000000463 material Substances 0.000 description 7
- 239000011241 protective layer Substances 0.000 description 4
- 238000004321 preservation Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000006260 foam Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229920000915 polyvinyl chloride Polymers 0.000 description 2
- 239000004800 polyvinyl chloride Substances 0.000 description 2
- 239000004793 Polystyrene Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 238000009417 prefabrication Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B7/00—Roofs; Roof construction with regard to insulation
- E04B7/02—Roofs; Roof construction with regard to insulation with plane sloping surfaces, e.g. saddle roofs
- E04B7/04—Roofs; Roof construction with regard to insulation with plane sloping surfaces, e.g. saddle roofs supported by horizontal beams or the equivalent resting on the walls
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
- E04D11/00—Roof covering, as far as not restricted to features covered by only one of groups E04D1/00 - E04D9/00; Roof covering in ways not provided for by groups E04D1/00 - E04D9/00, e.g. built-up roofs, elevated load-supporting roof coverings
- E04D11/02—Build-up roofs, i.e. consisting of two or more layers bonded together in situ, at least one of the layers being of watertight composition
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
- E04D13/00—Special arrangements or devices in connection with roof coverings; Protection against birds; Roof drainage ; Sky-lights
- E04D13/15—Trimming strips; Edge strips; Fascias; Expansion joints for roofs
- E04D13/158—Trimming strips; Edge strips; Fascias; Expansion joints for roofs covering the overhang at the eave side, e.g. soffits, or the verge of saddle roofs
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Rod-Shaped Construction Members (AREA)
- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
Abstract
The invention relates to the technical field of eave construction, in particular to a cavity type eave structure and a construction method thereof. The cantilever plate is horizontally arranged, and the structural beams are vertically arranged on the cantilever plate; the height of each structural beam is sequentially increased, a prefabricated laminated slab is erected on the structural beam, a cavity is formed among the prefabricated laminated slab, the cantilever slab and the structural beam, and the prefabricated laminated slab is connected with the structural beam through concrete pouring. The invention adopts the eave cavity type, can reduce the load of the overhanging end, increases the overhanging length of the building structure, reduces the limitation of building design, and makes the design more flexible, meanwhile, the adoption of the prefabricated laminated slab can reduce the construction difficulty, shorten the construction period, reduce the construction cost, and the prefabricated laminated slab and the structural beam are connected through concrete, so that the combination is tight, and the structural integrity is improved.
Description
Technical Field
The invention relates to the technical field of eave construction, in particular to a cavity type eave structure and a construction method thereof.
Background
In roof construction, the application of the pitched roof as a traditional building in China is quite wide. The eave of the pitched roof needs to meet certain load requirements, and the limitation of the building design of the common pitched roof eave structure is large and the design is inflexible because the load and the cornice length are considered. Therefore, when the building is currently constructed, the cavity is arranged at the eave, so that the load of the overhanging end can be reduced, and the overhanging length of the building structure is increased.
At present, the traditional hollow eave construction generally adopts a wood template, the construction difficulty is high, manual work and materials are consumed, the internal template cannot be removed after construction, the eave weight is increased, the eave can be rotten internally along with the time, meanwhile, the upright rod supported in the eave cavity cannot be removed, and the upright rod support can have influence on the structure, such as plate cracking. The cavity eave construction adopts a mode of filling light materials such as foam and then pouring concrete on the slab, but the pouring concrete after the beam slab is separated is not well combined.
Disclosure of Invention
The invention provides a cavity type eave structure and a construction method thereof, which aim to overcome at least one defect (deficiency) in the prior art.
In order to solve the technical problems, the technical scheme of the invention is as follows:
The cavity type eave structure comprises a cantilever plate and a plurality of parallel structure beams, wherein the cantilever plate is formed into an eave, the structure beams are arranged at intervals in parallel, the cantilever plate is horizontally arranged, and the structure beams are vertically arranged on the cantilever plate; the height of each structural beam is sequentially increased, a prefabricated laminated slab is erected on the structural beam, a cavity is formed among the prefabricated laminated slab, the cantilever slab and the structural beam, and the prefabricated laminated slab is connected with the structural beam through concrete pouring.
Further, the waterproof layer, the heat preservation layer, the concrete protection layer and the glazed tiles are sequentially arranged on the prefabricated laminated slab from bottom to top.
Further, support rods are arranged at the lower part of the eave, the number of the structural beams is four, and cavities are respectively formed between the structural beams at the two ends of the outer side.
Furthermore, the eave structure is also provided with a gutter and a drain pipe, the gutter is arranged between the middle two structural beams, the gutter is connected with the drain pipe, and the gutter is communicated with the drain pipe.
Further, the upper surface of the prefabricated laminated slab is a rough surface.
Further, the roughness degree of the rough surface is not less than 4mm.
The invention also provides a construction method of the cavity type eave structure, which adopts the cavity type eave structure and comprises the following steps: s1, pouring a cantilever plate and a structural beam: erecting a bracket required by the cantilever plate below a preset position of the cantilever plate, binding templates and reinforcing steel bars of the cantilever plate and the structural beam above the bracket, pouring concrete to finish pouring of the cantilever plate and the structural beam, and removing the templates after solidification; s2, prefabricating a laminated slab: prefabricating a prefabricated laminated slab according to the length and width dimensions of the upper plate of the cavity; s3, hoisting the prefabricated laminated slab: installing the prefabricated laminated slab on the upper part of the cavity, and respectively erecting two ends of the prefabricated laminated slab on the two structural beams; s4, installing a pouring template: installing a pouring template around the prefabricated laminated slab, and binding roof concrete reinforcing steel bars; s5, pouring roof concrete: pouring roof concrete in the pouring template to finish the fixed connection of the prefabricated laminated slab and the structural beam; s6, removing the pouring template to complete the roof cavity structure.
Further, the construction method further comprises the step S7 of sequentially paving a waterproof layer, a heat preservation layer, a concrete protection layer and a glazed tile on the prefabricated laminated slab from bottom to top. .
Further, in the step S1, when the reinforcement bars of the structural beam are bound, an opening stirrup is reserved above the structural beam; in the step S3, when the prefabricated laminated slab is installed, the prefabricated laminated slab is connected with the opening stirrup.
Compared with the prior art, the cavity type eave structure and the construction method thereof have the following beneficial effects:
(1) The cavity type eave is adopted, the overhanging end load of the eave can be reduced, the overhanging length of the building structure is increased, the limitation of building design is reduced, and the design is more flexible.
(2) The prefabricated laminated slab and the structural beam are tightly combined in a mode of combining prefabrication and cast-in-situ, the die is not required to be assembled at the bottom of the slab, a supporting piece is not required, and the problem that the cavity template and the supporting roof in the component cannot be removed is solved.
(3) The prefabricated superimposed sheet of assembled adoption during the construction has guaranteed that reinforcing bar anchor, overlap joint make the plane size more accurate, and concrete beam slab overall casting structure wholeness is strong, and prefabricated component installs soon simultaneously, can effectively improve work efficiency, reduces the time limit for a project, has reduced construction cost.
Drawings
FIG. 1 is a schematic view of a cavity type eave structure according to an embodiment of the present invention.
FIG. 2 is a diagram of a cavity-type eave mounting structure according to an embodiment of the present invention.
FIG. 3 is a schematic view of a cavity-type eave mounting structure (II) according to an embodiment of the present invention.
Fig. 4 is a view showing a construction of a cavity type eave installation structure according to an embodiment of the present invention.
FIG. 5 is a block diagram of a construction method according to an embodiment of the present invention.
Wherein: the building roof comprises a cantilever plate 1, a structural beam 2, a prefabricated laminated slab 3, a cavity 4, a waterproof layer 5, a heat insulation layer 6, a protective layer 7, glazed tiles 8, a gutter 9, a drainage pipe 10, a pouring template 11, roof concrete 12 and opening stirrups 13.
Detailed Description
In order to facilitate understanding of those skilled in the art, the technical solution of the present invention will be further described with reference to the accompanying drawings and examples.
Example 1
1-4, Including the board 1 that encorbelments that constitutes the eaves and a plurality of parallel interval setting's structure roof beam 2, the board 1 level that encorbelments sets up, a plurality of structure roof beams 2 set up perpendicularly on the board 1 that encorbelments to the height of structure roof beam 2 increases in proper order from the eaves mouth to the indoor. The number of the structural beams 2 may be four, but of course, any other suitable number is possible, and in this embodiment, the number of the structural beams 2 is four. Two structure beams 2 near the cornice and two structure beams 2 near the house are respectively erected with prefabricated laminated plates 3, the prefabricated laminated plates 3 and the structure beams 2 are connected through concrete pouring, and a cavity 4 is formed among the prefabricated laminated plates 3, the cantilever plates 1 and the structure beams 2.
The advantage of this structure lies in, eave sets up to the cavity formula, can reduce the end load of encorbelmenting for building structure encorbelments length increase, reduces architectural design limitation, makes the design more nimble. Meanwhile, the adoption of the prefabricated laminated slab 3 can reduce construction difficulty, shorten construction period and reduce construction cost, and the prefabricated laminated slab 3 is connected with the structural beam 2 through concrete, so that the prefabricated laminated slab is tightly combined, and structural integrity is improved.
In some embodiments, the prefabricated laminated slab 3 is further provided with a waterproof layer 5, an insulating layer 6, a concrete protection layer 7 and a glazed tile 8, and the waterproof layer 5, the insulating layer 6, the concrete protection layer 7 and the glazed tile 8 are sequentially arranged from bottom to top.
In some embodiments, the material of the waterproof layer 5 is a 1.2mm thick polyvinyl chloride PVC coil; the heat preservation layer 6 is made of a polystyrene extruded foam board with the thickness of 30 mm; the material of the protective layer 7 is fine stone concrete 35mm thick. Of course, the material of the waterproof layer 5 may be any other suitable waterproof material, the heat insulating layer 6 may be any other suitable heat insulating material, and the protective layer 7 may be any other suitable protective material.
In some embodiments, the eave structure is further provided with a gutter 9 and a drain pipe 10, the gutter 9 is arranged between the two middle structural beams 2, the drain pipe 10 is connected with the gutter 9, and the drain pipe 10 is communicated with the gutter 9, and the eave can perform roof drainage through the gutter 9 and the drain pipe 10.
In some embodiments, the upper surface of the bottom plate of the prefabricated laminated slab 3 is a rough surface, and the roughness of the rough surface is not less than 4mm, and is not smeared.
Example two
Referring to fig. 1-5, a cavity type eave structure in the first embodiment is adopted, comprising the following steps: s1, pouring a cantilever plate and a structural beam: erecting a bracket required by the cantilever plate 1 below a preset position of the cantilever plate 1, binding templates and reinforcing steel bars of the cantilever plate 1 and the structural beam 2 above the bracket, pouring concrete to finish pouring of the cantilever plate 1 and the structural beam 2, and removing the templates after solidification; s2, prefabricating a laminated slab: prefabricating a prefabricated laminated slab 3 according to the length and width dimensions of the upper plate of the cavity 4; s3, hoisting the prefabricated laminated slab: the prefabricated laminated slab 3 is arranged on the upper part of the cavity 4, and two ends of the prefabricated laminated slab are respectively erected on the two structural beams 2; s4, installing a pouring template: installing pouring templates 11 around the prefabricated laminated slab 3, and binding roof concrete reinforcing steel bars; s5, pouring roof concrete: pouring roof concrete in the pouring templates 11 to finish the fixed connection of the prefabricated laminated slab 3 and the structural beam 2; s6, removing the pouring template 11 to finish the roof cavity structure; and S7, paving a waterproof layer 5, an insulating layer 6, a concrete protective layer 7 and glazed tiles 8 on the prefabricated laminated slab 3 from bottom to top in sequence.
In the construction process, in the step S1, opening stirrups 13 are reserved above the structural beam 2 when the steel bars of the structural beam 2 are bound; in step S3, when the prefabricated laminated slab 3 is installed, the prefabricated laminated slab 3 is connected with the open stirrup 13, and the prefabricated laminated slab 3 is fixed on the structural beam through the open stirrup 13.
It is to be understood that the above examples of the present invention are provided by way of illustration only and are not intended to limit the scope of the invention. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the invention are desired to be protected by the following claims.
Claims (9)
1. The cavity type eave structure is characterized by comprising a cantilever plate (1) and a plurality of parallel structure beams (2) which are arranged at intervals, wherein the cantilever plate (1) is horizontally arranged, and the structure beams (2) are vertically arranged on the cantilever plate (1); the height of each structural beam (2) is sequentially increased, a prefabricated laminated slab (3) is erected on the structural beam (2), a cavity (4) is formed among the prefabricated laminated slab (3), the cantilever plate (1) and the structural beam (2), and the prefabricated laminated slab (3) and the structural beam (2) are connected through concrete pouring.
2. The cavity type eave structure according to claim 1, wherein the waterproof layer (5), the heat insulation layer (6), the concrete protection layer (7) and the glazed tiles (8) are sequentially arranged on the prefabricated laminated slab (3) from bottom to top.
3. A cavity type eave structure according to claim 1, wherein the number of the structural beams (2) is four, and the cavities (4) are respectively formed between the structural beams (2) at the outer two ends.
4. A cavity-type eave structure according to claim 3, characterized in that it is further provided with a gutter (9) and a drain pipe (10), the gutter (9) being arranged between the two middle structural beams (2), the gutter (9) being connected with the drain pipe (10), and the gutter (9) being in communication with the drain pipe (10).
5. Cavity-type eave structure according to claim 1, characterized in that the upper surface of the bottom plate of the prefabricated superimposed sheet (3) is a rough surface.
6. A cavity type eave structure according to claim 5, wherein the roughness of the roughened surface is not less than 4mm.
7. A method for constructing a cavity type eave structure, characterized in that the cavity type eave structure according to any one of claims 1 to 6 is adopted, comprising the following steps:
S1, pouring a cantilever plate and a structural beam: erecting a bracket required by the cantilever plate (1) below a preset position of the cantilever plate (1), binding templates and reinforcing steel bars of the cantilever plate (1) and the structural beam (2) above the bracket, pouring concrete to finish pouring of the cantilever plate (1) and the structural beam (2), and removing the templates after solidification;
S2, prefabricating a laminated slab: prefabricating a prefabricated laminated slab (3) according to the length and width dimensions of the upper plate of the cavity (4);
s3, hoisting the prefabricated laminated slab: the prefabricated laminated slab (3) is arranged at the upper part of the cavity (4), and two ends of the prefabricated laminated slab are respectively erected on the two structural beams (2);
s4, installing a pouring template: installing pouring templates (11) around the prefabricated laminated slab (3), and binding roof concrete reinforcing steel bars;
S5, pouring roof concrete: pouring roof concrete in the pouring template (11) to finish the fixed connection of the prefabricated laminated slab (3) and the structural beam (2);
s6, removing the pouring template (11) to finish the roof cavity structure.
8. The construction method of the cavity type eave structure according to claim 7, further comprising the step of paving a waterproof layer (5), an insulating layer (6), a concrete protection layer (7) and glazed tiles (8) on the prefabricated laminated slab (3) from bottom to top in sequence.
9. The construction method of the cavity type eave structure according to claim 7, wherein in the step S1, when the steel bars of the structural beam (2) are bound, an opening stirrup (13) is reserved above the structural beam (2); in the step S3, when the prefabricated laminated slab (3) is installed, the prefabricated laminated slab (3) is connected with the opening stirrup (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811315120.5A CN109339328B (en) | 2018-11-06 | 2018-11-06 | Cavity type eave structure and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811315120.5A CN109339328B (en) | 2018-11-06 | 2018-11-06 | Cavity type eave structure and construction method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN109339328A CN109339328A (en) | 2019-02-15 |
| CN109339328B true CN109339328B (en) | 2024-04-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811315120.5A Active CN109339328B (en) | 2018-11-06 | 2018-11-06 | Cavity type eave structure and construction method thereof |
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| Country | Link |
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| CN (1) | CN109339328B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111236554B (en) * | 2020-01-20 | 2022-02-11 | 湖南宝信云建筑综合服务平台股份有限公司 | One-step forming pouring method for cornice |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06229056A (en) * | 1993-02-04 | 1994-08-16 | Misawa Homes Co Ltd | Assembly method for roof eaves edge of prefabricated building and roof panel for eaves edge |
| JPH1162097A (en) * | 1997-08-08 | 1999-03-05 | Misawa Homes Co Ltd | Eaves edge part structure |
| CN203097135U (en) * | 2013-03-08 | 2013-07-31 | 熊艳芳 | Pitched roof eaves gutter |
| CN203441009U (en) * | 2013-08-13 | 2014-02-19 | 章吉浦 | Roof cornice structure |
| CN106193474A (en) * | 2016-08-11 | 2016-12-07 | 郑秋锁 | The light-weight metal binding structure of cornice and construction method thereof |
| CN207160428U (en) * | 2017-07-26 | 2018-03-30 | 福建农林大学 | A kind of light greening structure of pitched roof |
| CN209308247U (en) * | 2018-11-06 | 2019-08-27 | 广东省建筑工程机械施工有限公司 | A kind of cavity type eaves structure |
-
2018
- 2018-11-06 CN CN201811315120.5A patent/CN109339328B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06229056A (en) * | 1993-02-04 | 1994-08-16 | Misawa Homes Co Ltd | Assembly method for roof eaves edge of prefabricated building and roof panel for eaves edge |
| JPH1162097A (en) * | 1997-08-08 | 1999-03-05 | Misawa Homes Co Ltd | Eaves edge part structure |
| CN203097135U (en) * | 2013-03-08 | 2013-07-31 | 熊艳芳 | Pitched roof eaves gutter |
| CN203441009U (en) * | 2013-08-13 | 2014-02-19 | 章吉浦 | Roof cornice structure |
| CN106193474A (en) * | 2016-08-11 | 2016-12-07 | 郑秋锁 | The light-weight metal binding structure of cornice and construction method thereof |
| CN207160428U (en) * | 2017-07-26 | 2018-03-30 | 福建农林大学 | A kind of light greening structure of pitched roof |
| CN209308247U (en) * | 2018-11-06 | 2019-08-27 | 广东省建筑工程机械施工有限公司 | A kind of cavity type eaves structure |
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| Publication number | Publication date |
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| CN109339328A (en) | 2019-02-15 |
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