CN110894744A - Truss wallboard for manufacturing shear wall, shear wall manufactured by using truss wallboard and manufacturing method of shear wall - Google Patents
Truss wallboard for manufacturing shear wall, shear wall manufactured by using truss wallboard and manufacturing method of shear wall Download PDFInfo
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- CN110894744A CN110894744A CN201911086833.3A CN201911086833A CN110894744A CN 110894744 A CN110894744 A CN 110894744A CN 201911086833 A CN201911086833 A CN 201911086833A CN 110894744 A CN110894744 A CN 110894744A
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- concrete
- truss
- shear wall
- wall
- plate
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 17
- 239000004567 concrete Substances 0.000 claims abstract description 96
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 55
- 239000010959 steel Substances 0.000 claims abstract description 55
- 238000010276 construction Methods 0.000 claims abstract description 19
- 230000002787 reinforcement Effects 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 4
- 239000000945 filler Substances 0.000 claims description 3
- 238000009413 insulation Methods 0.000 claims description 3
- 210000003205 muscle Anatomy 0.000 claims description 2
- 230000003014 reinforcing effect Effects 0.000 description 6
- 101100334009 Caenorhabditis elegans rib-2 gene Proteins 0.000 description 5
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 4
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 238000005336 cracking Methods 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000009415 formwork Methods 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C2/00—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
- E04C2/02—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials
- E04C2/04—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of concrete or other stone-like material; of asbestos cement; of cement and other mineral fibres
- E04C2/06—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of concrete or other stone-like material; of asbestos cement; of cement and other mineral fibres reinforced
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
- E04B2/84—Walls made by casting, pouring, or tamping in situ
- E04B2/86—Walls made by casting, pouring, or tamping in situ made in permanent forms
- E04B2/8611—Walls made by casting, pouring, or tamping in situ made in permanent forms with spacers being embedded in at least one form leaf
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C5/00—Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
- E04C5/01—Reinforcing elements of metal, e.g. with non-structural coatings
- E04C5/06—Reinforcing elements of metal, e.g. with non-structural coatings of high bending resistance, i.e. of essentially three-dimensional extent, e.g. lattice girders
- E04C5/065—Light-weight girders, e.g. with precast parts
- E04C5/0653—Light-weight girders, e.g. with precast parts with precast parts
- E04C5/0656—Light-weight girders, e.g. with precast parts with precast parts with lost formwork
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Panels For Use In Building Construction (AREA)
Abstract
The truss wallboard for manufacturing the shear wall, the shear wall manufactured by using the wallboard and the manufacturing method of the shear wall comprise a concrete slab, a plurality of groups of steel bar trusses are arranged on the concrete slab in parallel, each steel bar truss comprises an upper chord rib, web ribs are arranged on two sides of the upper chord rib, the lower parts of the web ribs are embedded in the concrete slab, one end of the upper chord rib is positioned outside the concrete slab, and the other end of the upper chord rib is flush with the concrete slab. Prestressed steel bars are embedded in the concrete slab, the length direction of the prestressed steel bars is perpendicular to the length direction of the steel bar truss, and the prestressed steel bars are located in the middle of the concrete slab in the thickness direction. The invention has the advantages that: the construction steps are simplified, the steel bar truss can improve the rigidity and the pressure resistance of the wall body, and the probability of damage of the wall plate in construction and transportation is reduced; after the shear wall is manufactured, the truss is left in the shear wall, so that the load capacity of the shear wall can be improved, the seismic performance of a building can be improved, and the like.
Description
Technical Field
The invention relates to a building prefabricated part, in particular to a truss wallboard for manufacturing a shear wall, the shear wall manufactured by using the truss wallboard and a manufacturing method of the shear wall.
Background
When the high-rise building shear wall is constructed, the reinforcing bars between the upper layer and the lower layer are required to be overlapped, the existing building prefabricated shear wall body mostly uses the grouting sleeve to complete the connection of the reinforcing bars of the upper layer and the lower layer of the shear wall, the construction steps are more complicated, and the connection firmness is difficult to guarantee. The other mode is that a hollow prefabricated wall body component is adopted, namely a space is arranged between two layers of prefabricated concrete wallboards, the two layers of wallboards are connected by reinforcing steel bars, the concrete is poured after the reinforcing steel bars are penetrated between the two layers of wallboards in a construction site, but the prefabricated component of the two layers of wallboards still needs to bundle and fix the reinforcing steel bars after the reinforcing steel bars are penetrated, the construction steps are complicated, the prefabricated concrete wallboards are limited by the whole thickness of the building wall body, the thickness of the prefabricated concrete wallboards is small, the rigidity and the compressive strength are limited, the finished product rate is low during processing, and the prefabricated concrete wallboards.
Disclosure of Invention
The invention aims to provide a truss wallboard for manufacturing a shear wall, the shear wall manufactured by using the wallboard and a manufacturing method thereof, wherein a concrete slab with a steel bar truss is adopted as a wall prefabricated part, an upper chord steel bar of the steel bar truss can be used as a longitudinal steel bar of the shear wall, the steel bars of upper and lower layers of wallboards are overlapped, and the steel bars do not need to be additionally penetrated and fixed when the shear wall is manufactured, so that the construction steps are simplified, the rigidity and the compression resistance of the concrete wallboard can be improved by the steel bar truss, and the probability of damage of the wallboards in construction and transportation is reduced; after the shear wall is manufactured, the truss is left in the shear wall, so that the load capacity of the shear wall can be improved, and the seismic performance of a building can be improved.
In order to achieve the purpose, the invention is realized by the following technical scheme: the truss wallboard for manufacturing the shear wall comprises a concrete slab, a plurality of groups of steel bar trusses are arranged on the concrete slab in parallel, each steel bar truss comprises an upper chord rib, web ribs are arranged on two sides of the upper chord rib, the lower portions of the web ribs are embedded in the concrete slab, one end of each upper chord rib is located outside the concrete slab, and the other end of each upper chord rib is flush with the concrete slab. Prestressed steel bars are embedded in the concrete slab, the length direction of the prestressed steel bars is perpendicular to the length direction of the steel bar truss, and the prestressed steel bars are located in the middle of the concrete slab in the thickness direction.
The shear wall manufactured by the truss wall plate comprises two groups of concrete plates, the steel bar trusses on the two concrete plates are oppositely arranged to form a hollow wall plate, each steel bar truss in the hollow wall plate is vertical to the horizontal plane, the upper chord rib of each concrete plate is contacted with the other concrete plate in the hollow wall plate, the steel bar trusses on the two concrete plates are arranged in a staggered mode, and concrete is poured between the two concrete plates.
Set up vertical reinforcing bar between two concrete slabs, each vertical reinforcing bar all is perpendicular with the horizontal plane, and every vertical reinforcing bar all is located between two web bars and with last string muscle one-to-one, vertical reinforcing bar all contacts with concrete slab.
The manufacturing method of the shear wall comprises the following steps:
① erecting two truss plates at the wall construction site, with one end of the upper chord rib flush with the concrete slab and the other end downward, so that the two steel bar trusses are opposite and staggered;
② connecting the concrete plates of the two truss plates with each other by using split bolts to make the upper chord bars of the truss plates closely contact with the concrete plate of the other truss plate, thus obtaining the hollow wall plate;
③ installing form boards at the edge of the shear wall between two concrete plates of the hollow wall panel;
④ installing reinforcement cages between two concrete slabs of hollow wall slab in the portions where shear wall edge members are needed;
⑤ pouring concrete between two concrete plates of the hollow wall plate and curing;
⑥ removing the template added in step ③ to obtain the shear wall.
After removing the form added in step ③, the area between the two concrete slabs of the hollow wall panel where no concrete is poured is filled with thermal and sound insulation filler.
The invention has the advantages that: the concrete slab with the steel bar truss is used as a wall body prefabricated part, the upper chord steel bar of the steel bar truss can be used as a longitudinal steel bar of the shear wall, so that the steel bars of the upper and lower layers of wall boards are overlapped, the steel bars do not need to be penetrated and fixed additionally when the shear wall is manufactured, the construction steps are simplified, the steel bar truss can improve the rigidity and the compression resistance of the wall body, and the probability of damage of the wall boards in construction and transportation is reduced; after the shear wall is manufactured, the truss is left in the shear wall, so that the load capacity of the shear wall can be improved, the seismic performance of a building can be improved, and the like.
Drawings
FIG. 1 is a schematic structural view of a truss wall panel for use in fabricating a shear wall according to the present invention;
FIG. 2 is a schematic diagram of the right side view of the structure of FIG. 1;
FIG. 3 is a schematic structural view of a shear wall made using the truss wall panels of the present invention;
FIG. 4 is a schematic sectional view A-A of FIG. 3;
FIG. 5 is a schematic structural view illustrating the construction of the upper and lower stories using the structure shown in FIG. 3;
fig. 6 is a schematic view of the structure of fig. 4 with vertical rebars added.
Detailed Description
The truss wallboard for manufacturing the shear wall comprises a concrete slab 1, a plurality of groups of steel bar trusses are arranged on the concrete slab 1 in parallel, each steel bar truss comprises an upper chord rib 2, web ribs 3 are arranged on two sides of the upper chord rib 2, the lower parts of the web ribs 3 are embedded in the concrete slab 1, one end of the upper chord rib 2 is positioned outside the concrete slab 1, and the other end of the upper chord rib 2 is flush with the concrete slab 1. The upper chord ribs 2 can be used as longitudinal steel bars of the shear wall, so that the steel bars of the upper and lower wall boards are overlapped, the steel bars do not need to be penetrated and fixed additionally when the shear wall is manufactured, the construction steps are simplified, the steel bar truss can improve the rigidity and the compression resistance of the wall body, and the probability of damage of the wall boards in construction and transportation is reduced.
A truss wall panel for fabricating a shear wall as defined in claim 1 wherein: prestressed reinforcement 4 is pre-buried in concrete slab 1, and the length direction of prestressed reinforcement 4 is perpendicular with steel bar truss length direction, and prestressed reinforcement 4 is located concrete slab 1 thickness direction middle part. The prestressed reinforced concrete slab with the truss is used as an outer framework of the wall body, so that the rigidity and integrity of the wall body can be improved, the thickness of the wall body is reduced on the basis of ensuring the strength, and the wall body can be effectively prevented from cracking in the production and transportation processes.
The shear wall manufactured by the truss wallboard comprises two groups of concrete slabs 1, the steel bar trusses on the two concrete slabs 1 are oppositely arranged to form a hollow wallboard, each steel bar truss in the hollow wallboard is vertical to the horizontal plane, the upper chord rib 2 of each concrete slab 1 is contacted with the other concrete slab 1 in the hollow wallboard, the steel bar trusses on the two concrete slabs 1 are arranged in a staggered mode, and concrete is poured between the two concrete slabs 1. After the shear wall is manufactured by using the truss wallboard, the truss is left in the shear wall to bear longitudinal acting force, compared with the existing shear wall structure, the shear wall structure can better improve the rigidity and the compression resistance of the wall body, and enhance the load capacity of concrete, the prestressed steel bars 4 in the horizontal direction in the concrete slab can stress the prestressed plate made of the concrete, so that the wall body is prevented from cracking, the reciprocating force generated by earthquake can be resisted in case of earthquake, the earthquake energy is consumed, the building is protected, and the earthquake resistance of the building is improved.
In order to further improve the strength of the shear wall, vertical steel bars 7 can be arranged between two concrete slabs 1, each vertical steel bar 7 is perpendicular to the horizontal plane, each vertical steel bar 7 is positioned between two web bars 3 and corresponds to the upper chord bars 2 one by one, and the vertical steel bars 7 are in contact with the concrete slabs 1.
6. A method of making a shear wall of claim 3, wherein: the method comprises the following steps:
① erecting two truss plates at the wall construction site, with one end of the upper chord 2 flush with the concrete slab 1 facing downwards, so that the two steel bar trusses are opposite and staggered;
② connecting the concrete plates 1 of the two truss plates with each other by using split bolts, so that the upper chord ribs 2 of the truss plates are all in close contact with the concrete plate 1 of the other truss plate to obtain the hollow wallboard;
③ installing form 6 at the edge of the shear wall between two concrete slabs 1 of the hollow wall panel;
④ installing reinforcement cages 5 on the parts of the hollow wall slab between two concrete slabs 1 which need to be provided with shear wall edge members;
⑤ pouring concrete between two concrete plates 1 of the hollow wall plate and curing;
⑥ removing the template added in step ③ to obtain the shear wall.
When the shear wall is manufactured by the construction method, steel bars do not need to be penetrated and fixed additionally, the construction steps of the building shear wall are simplified, the construction efficiency is improved, and the engineering period is shortened.
In the above construction method, the area between the hollow wall panels where no concrete is filled is used as a light partition wall of a building, and after the formwork added in step ③ is removed, a heat and sound insulating filler is filled in the area between the two concrete plates 1 of the hollow wall panels where no concrete is poured according to needs, so as to increase the heat and sound insulating performance of the building partition wall.
Claims (6)
1. A truss wallboard for making shear force wall, its characterized in that: the concrete plate comprises a concrete plate (1), a plurality of groups of steel bar trusses are arranged on the concrete plate (1) in parallel, each steel bar truss comprises an upper chord rib (2), web ribs (3) are arranged on two sides of the upper chord rib (2), the lower portions of the web ribs (3) are embedded in the concrete plate (1), one end of the upper chord rib (2) is located outside the concrete plate (1), and the other end of the upper chord rib (2) is flush with the concrete plate (1).
2. A truss wall panel for fabricating a shear wall as defined in claim 1 wherein: prestressed reinforcements (4) are embedded in the concrete slab (1), the length direction of the prestressed reinforcements (4) is perpendicular to the length direction of the steel bar truss, and the prestressed reinforcements (4) are positioned in the middle of the concrete slab (1) in the thickness direction.
3. A shear wall made using the truss wall panel of claim 1 or 2, wherein: the concrete wall comprises two groups of concrete plates (1), wherein the steel bar trusses on the two concrete plates (1) are oppositely arranged to form a hollow wall plate, each steel bar truss in the hollow wall plate is perpendicular to the horizontal plane, an upper chord rib (2) of each concrete plate (1) is in contact with the other concrete plate (1) in the hollow wall plate, the steel bar trusses on the two concrete plates (1) are arranged in a staggered mode, and concrete is poured between the two concrete plates (1).
4. The shear wall of claim 3, wherein: set up vertical reinforcement (7) between two concrete slab (1), each vertical reinforcement (7) all is perpendicular with the horizontal plane, and every vertical reinforcement (7) all are located between two web reinforcement (3) and with last chord muscle (2) one-to-one, vertical reinforcement (7) all contact with concrete slab (1).
5. A method of making a shear wall of claim 3, wherein: the method comprises the following steps:
① erecting two truss plates at the wall construction site, with one end of the upper chord rib (2) flush with the concrete slab (1) facing downwards, and making the two steel bar trusses opposite and staggered;
② connecting the concrete plates (1) of the two truss plates with each other by using split bolts, so that the upper chord ribs (2) of the truss plates are all in close contact with the concrete plate (1) of the other truss plate to obtain the hollow wall plate;
③ installing a template (6) at the edge of the shear wall between two concrete plates (1) of the hollow wall plate;
④ installing reinforcement cages (5) at the parts of the hollow wall plate between two concrete plates (1) where the shear wall edge members need to be arranged;
⑤ pouring concrete between two concrete plates (1) of the hollow wall plate and curing;
⑥ removing the template added in step ③ to obtain the shear wall.
6. The method for manufacturing the shear wall according to claim 4, wherein after the templates added in the step ③ are removed, the area between the two concrete plates (1) of the hollow wall panel where no concrete is poured is filled with thermal insulation and sound insulation filler.
Applications Claiming Priority (8)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821842603 | 2018-11-09 | ||
| CN201821843203 | 2018-11-09 | ||
| CN2018218432037 | 2018-11-09 | ||
| CN2018218426036 | 2018-11-09 | ||
| CN201821843201 | 2018-11-09 | ||
| CN2018218432018 | 2018-11-09 | ||
| CN201920485905 | 2019-04-11 | ||
| CN2019204859050 | 2019-04-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110894744A true CN110894744A (en) | 2020-03-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911086833.3A Pending CN110894744A (en) | 2018-11-09 | 2019-11-08 | Truss wallboard for manufacturing shear wall, shear wall manufactured by using truss wallboard and manufacturing method of shear wall |
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| CN (1) | CN110894744A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111560851A (en) * | 2020-04-29 | 2020-08-21 | 中交路桥建设有限公司 | Fabricated steel-concrete composite beam open-guaranteed bridge and construction method |
| CN114135137A (en) * | 2021-11-15 | 2022-03-04 | 山东国创节能科技股份有限公司 | Exempt from to tear open mould structure wallboard and wall structure |
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-
2019
- 2019-11-08 CN CN201911086833.3A patent/CN110894744A/en active Pending
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111560851A (en) * | 2020-04-29 | 2020-08-21 | 中交路桥建设有限公司 | Fabricated steel-concrete composite beam open-guaranteed bridge and construction method |
| CN114135137A (en) * | 2021-11-15 | 2022-03-04 | 山东国创节能科技股份有限公司 | Exempt from to tear open mould structure wallboard and wall structure |
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Effective date of registration: 20230509 Address after: 250000 north of No. 5 road and west of Panwang Road, Longshan Industrial Park, Longshan street, Zhangqiu District, Jinan City, Shandong Province Applicant after: Shandong Wanda Technology Co.,Ltd. Address before: 250014 No. 102, unit 1, building 5, No. 81, Qianfo Shandong Road, Lixia District, Jinan City, Shandong Province Applicant before: Zhang Bo |