CN110847479A - Prestressed truss plate for manufacturing building wall and building wall manufactured by prestressed truss plate - Google Patents
Prestressed truss plate for manufacturing building wall and building wall manufactured by prestressed truss plate Download PDFInfo
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- CN110847479A CN110847479A CN201911086766.5A CN201911086766A CN110847479A CN 110847479 A CN110847479 A CN 110847479A CN 201911086766 A CN201911086766 A CN 201911086766A CN 110847479 A CN110847479 A CN 110847479A
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- Prior art keywords
- truss
- prestressed
- plate
- wall
- concrete
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- 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
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- 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
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- 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
A prestressed truss plate for manufacturing a building wall comprises a prestressed truss plate, wherein the prestressed truss plate is a concrete plate with prestressed reinforcements embedded, a plurality of groups of trusses are arranged on the prestressed truss plate in parallel, each truss comprises a truss upper chord, truss web reinforcements are arranged on two sides of the truss upper chord, the lower parts of the truss web reinforcements are embedded in the prestressed truss plate, the prestressed reinforcements are perpendicular to the truss upper chord, the prestressed reinforcements are positioned at the middle position of the thickness of the prestressed truss plate, the concrete plates with the trusses are spliced into a hollow wallboard prefabricated member on a construction site, the hollow wallboard prefabricated member can be poured into a shear wall or a light partition wall, the member processing difficulty is low, the yield is high, the transportation is convenient, the trusses arranged in a staggered mode oppositely among the concrete plates can ensure that the distances in the hollow wall are equal everywhere, and the concrete plates simultaneously serve as a mold and do not need to be dismantled after the pouring is completed, the wall body and the embedded columns form an integral wall without seams, and the phenomenon of wall surface cracks can not occur.
Description
Technical Field
The invention relates to a building prefabricated part, in particular to a prestressed truss plate for manufacturing a building wall and the building wall manufactured by the prestressed truss plate.
Background
At present, two templates are prefabricated in advance in most of building wall manufacturing, reinforcing steel bars or bolts with a pre-tightening effect are inserted between the two templates, then concrete is poured between the two templates, but the distance between the templates cannot be guaranteed in the pouring process, the poured wall is prone to being inclined, after the wall pouring is completed, the external templates are detached and the pre-tightening reinforcing steel bars or bolts protruding from the wall are processed, time and labor are wasted, the overall quality of the wall cannot be guaranteed, meanwhile, the concrete prefabricated wall board used as the template is limited by the thickness of the building wall, the thickness of the concrete prefabricated wall board is thin, the rigidity and the compressive strength are limited, the finished product rate is low during processing, and the concrete prefabricated wall board is easy to damage during transportation.
Disclosure of Invention
The invention aims to provide a prestressed truss plate for manufacturing a building wall and the building wall manufactured by the prestressed truss plate, which are characterized in that concrete plates with prestressed trusses are spliced into hollow wall plate prefabricated members at a construction site, the hollow wall plate prefabricated members can be poured into a shear wall or a light partition wall, pre-tightening steel bars or bolts are not required to be additionally inserted before concrete is poured into the hollow wall body, the distance in the hollow wall body can be ensured to be equal everywhere by the trusses among the concrete wall plates, formwork dismantling operation is not required after the wall body is poured, the wall manufacturing efficiency is improved on the premise of ensuring the quality of the whole wall body, the trusses on the concrete plates serving as the formworks can improve the rigidity and the compression resistance of the prestressed truss plate, the probability of breakage of the concrete plates in construction and transportation can be reduced, the trusses are left in the wall after the building wall body is manufactured, the load-carrying capacity of the wall body, and the earthquake resistance of the building is improved.
The technical scheme adopted by the invention for solving the technical problems is as follows: the prestressed truss plate for manufacturing the building wall comprises a prestressed truss plate, wherein the prestressed truss plate is a concrete plate with prestressed reinforcements embedded in the prestressed truss plate, a plurality of groups of trusses are arranged on the prestressed truss plate in parallel, each truss comprises a truss upper chord, truss web reinforcements are arranged on two sides of the truss upper chord, the lower parts of the truss web reinforcements are embedded in the prestressed truss plate, the prestressed reinforcements are perpendicular to the truss upper chord, and the prestressed reinforcements are positioned in the middle of the thickness of the prestressed truss plate. Further, the truss upper chord is a steel bar. Further, the truss upper chord is a steel pipe. Furthermore, the steel pipe is filled with hard fillers.
The building wall manufactured by using the prestressed truss plates comprises two groups of prestressed truss plates, trusses on the two prestressed truss plates are oppositely arranged to form a hollow wallboard prefabricated part, all trusses in the hollow wallboard prefabricated part are vertical to a horizontal plane, the upper truss chord of each prestressed truss plate is contacted with a concrete slab of the other prestressed truss plate in the hollow wallboard prefabricated part, and the trusses on the two prestressed truss plates are arranged in a staggered mode. Further, light weight filler is filled between the concrete plates of the two prestressed truss plates to form the light weight partition wall. Furthermore, concrete is poured between concrete slabs of the two prestressed truss plates to form the shear wall, vertical steel bars are arranged in the shear wall, the vertical steel bars are perpendicular to the horizontal plane, each vertical steel bar is located between the two truss web reinforcements and corresponds to the truss upper chords one by one, and the vertical steel bars are all in contact with the concrete slabs of the prestressed truss plates. Further, the length of the vertical steel bar is larger than the height of each prestressed truss plate, wherein the lower end of the vertical steel bar is aligned with the lower edge of the concrete slab of each prestressed truss plate.
The invention has the positive effects that: the concrete plates with the trusses are spliced into the hollow wallboard prefabricated member on the construction site, the hollow wallboard prefabricated member can be poured into a shear wall or a light partition wall, and the components are low in processing difficulty, high in yield and convenient to transport. Need not additionally to alternate pretension reinforcing bar or bolt before the pouring concrete in hollow wallboard prefab, the truss that sets up in opposite directions crisscross between the concrete slab can guarantee that the internal distance department of hollow wall equals to avoid the wall body pouring in-process to take place the incline, and the concrete slab also need not to demolish the operation as the mould after the pouring is accomplished simultaneously, forms one side whole wall between various wall bodies, the hidden pillar, and the cracked phenomenon of wall can not appear in the no seam. The concrete slab with the truss is used as an outer framework of a wall body, the rigidity of the wall body is increased, the thickness of the wall plate is reduced on the basis of ensuring the strength, the truss on the concrete slab used as a template can improve the rigidity and the compression resistance of the prestressed truss plate, and the probability of breakage of the concrete slab in construction and transportation can be reduced. After the building wall is manufactured, the truss is left in the wall, the loading capacity of the wall can be increased, the anti-seismic performance of the building is improved, the prestressed steel bars arranged in the truss can enable the prestressed plates made of concrete to be pressed, the wall is prevented from cracking, and the building is protected. Compared with the traditional wall manufacturing method, the method has the advantages of higher practicability, quality and efficiency.
Drawings
FIG. 1 is a schematic structural view of a prestressed truss plate according to the present invention;
FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1 (where the upper chord of the truss is rebar);
FIG. 3 is a cross-sectional view taken along line B-B of FIG. 1 (where the upper chord of the truss is rebar);
FIG. 4 is a structural schematic diagram of the truss of FIG. 2 with the upper chord being a steel tube;
FIG. 5 is a structural schematic diagram of the truss of FIG. 3 with the upper chord being a steel pipe;
FIG. 6 is a schematic structural diagram of a hollow wall panel prefabricated part formed by two prestressed truss plates (the truss upper chord is a steel pipe);
FIG. 7 is a cross-sectional view taken along line C-C of FIG. 6 (wherein the filler is a lightweight filler);
FIG. 8 is a schematic view of the structure of FIG. 7 in which the filler is concrete;
FIG. 9 is a schematic structural view of a hollow wall panel preform having a length of vertical reinforcement greater than the height of a concrete slab;
FIG. 10 is a cross-sectional view taken along line D-D of FIG. 9 (where the upper chord of the truss is rebar);
FIG. 11 is a cross-sectional view taken along line E-E of FIG. 10 (where the truss upper chord is rebar);
FIG. 12 is a schematic view of the structure of FIG. 11 for use in building with upper and lower lap joints;
fig. 13 is a partial enlarged view of I in fig. 12.
In the figure, the vertical steel bars are prestressed, the concrete plates are prestressed, the truss is provided with the truss 4, the truss is provided with the truss upper chord 5, and the truss web reinforcement 6 is provided with the truss web reinforcement.
Detailed Description
The prestressed truss plate for manufacturing the building wall comprises a prestressed truss plate as shown in figure 1, wherein the prestressed truss plate is a concrete plate 2 with prestressed reinforcements 1 embedded in, a plurality of groups of trusses 3 are arranged on the prestressed truss plate in parallel, as shown in figures 2 and 3, each truss 3 comprises a truss upper chord 4, truss web reinforcements 5 are arranged on two sides of the truss upper chord 4, the lower parts of the truss web reinforcements 5 are embedded in the prestressed truss plate, the prestressed reinforcements 1 are perpendicular to the truss upper chord 4, and the prestressed reinforcements 1 are located in the middle of the thickness of the prestressed truss plate. Wherein the truss upper chord 4 can be a steel bar as shown in fig. 2 and 3, or a steel pipe as shown in fig. 4 and 5, when the truss upper chord 4 is a steel pipe, the steel pipe is filled with a hard filler, and the hard filler can be concrete or cement mortar. The truss 3 on the concrete slab 2 serving as the template can improve the rigidity and the pressure resistance of the prestressed truss plate, can reduce the probability of breakage of the concrete slab 2 in construction and transportation, and can increase the load capacity of a wall body and improve the earthquake resistance of a building after the truss is left in the wall after the building wall body is manufactured.
As shown in fig. 6, when the truss upper chord 4 is a steel pipe, the trusses 3 on the two prestressed truss plates are oppositely arranged to form a hollow wall plate prefabricated member, each truss 3 inside the hollow wall plate prefabricated member is vertical to the horizontal plane, the truss upper chord 4 of each prestressed truss plate is contacted with the concrete slab 2 of the other prestressed truss plate in the hollow wall plate prefabricated member, and the trusses 3 on the two prestressed truss plates are arranged in a staggered mode. As shown in fig. 7, a lightweight partition wall is formed by filling lightweight filler between the concrete plates 2 of the two prestressed truss plates, and when the lightweight partition wall is manufactured, lightweight materials such as sound insulation and heat insulation materials are filled between the concrete plates 2 of the two prestressed truss plates. As shown in fig. 8, concrete is poured between the concrete slabs 2 of the two prestressed truss plates to form a shear wall, vertical steel bars 6 are arranged in the shear wall, each vertical steel bar 6 is perpendicular to the horizontal plane, each vertical steel bar 6 is located between the two truss web reinforcements 5 and corresponds to the truss upper chord 4 one by one, and the vertical steel bars 6 are all in contact with the concrete slabs 2 of the prestressed truss plates. Wherein vertical reinforcing bar 6 and truss 3 set up the bearing capacity who has strengthened concrete slab 2, can strengthen building self wholeness, promote the shock resistance of building by a wide margin. The wall structure can improve the heat preservation and sound insulation performance of the building outer wall, enhance the attractiveness of the indoor side wall, reduce the later decoration steps, and enable the wall to have important functions of stress, sealing, heat preservation, fire prevention, water prevention, sound insulation, weather resistance and the like.
Further, as shown in fig. 9, the length of the vertical reinforcing bars 6 is greater than the height of each prestressed truss plate, wherein the lower ends of the vertical reinforcing bars 6 are aligned with the lower edge of the concrete slab 2 of each prestressed truss plate, and fig. 10 and 11 correspond to the structures of fig. 7 and 6, respectively, except that the upper chords 4 of the trusses in fig. 10 and 11 are reinforcing bars, and the length of the vertical reinforcing bars 6 is greater than the height of the concrete slab 2, when the structure of fig. 11 is used for an up-down lap-joint building, as shown in fig. 12 and 13, the vertical reinforcing bars 6 extending therefrom can be overlapped with the vertical reinforcing bars 6 in the adjacent building walls in height position, so that the vertical reinforcing bars 6 in each building wall are arranged continuously in height direction without gaps, thereby forming the same shear wall and improving the structural strength of the whole building.
The invention adopts the prestressed truss plates with the trusses 3 to splice the hollow wallboard prefabricated members at the construction site, the hollow wallboard prefabricated members are cast into the shear wall or the light partition wall, the member processing difficulty is low, the yield is high, the transportation is convenient, and the integral wall is formed between various wall bodies and hidden columns without seams and cracks on the wall surface. The prestressed truss plates are used as an outer framework of the wall body, the rigidity of the wall body can be increased, the thickness of the wall body is reduced on the basis of ensuring the strength, the rigidity and the compression resistance of the wall body are further improved, the load bearing capacity of the concrete slab 2 is enhanced, the prestressed steel bars 1 arranged in the concrete slab 2 can enable the prestressed plates made of concrete to be compressed, the wall body is prevented from cracking, reciprocating force generated by earthquake can be resisted in case of earthquake, the earthquake energy is consumed, and the building is protected.
The technical solution of the present invention is not limited to the scope of the embodiments of the present invention. The technical contents not described in detail in the present invention are all known techniques.
Claims (8)
1. A prestressing force truss plate for making building wall, its characterized in that: including prestressing force truss plate, prestressing force truss plate is concrete slab (2) of pre-buried prestressing steel (1), and parallel arrangement multiunit truss (3) are gone up to prestressing force truss plate, and each truss (3) all include truss upper chord (4), and truss upper chord (4) both sides set up truss web reinforcement (5), and truss web reinforcement (5) lower part is pre-buried in prestressing force truss plate, prestressing steel (1) are perpendicular with truss upper chord (4), and prestressing steel (1) are located prestressing force truss plate thickness's intermediate position department.
2. A prestressed truss panel for fabricating building walls according to claim 1 wherein: the truss upper chord (4) is a steel bar.
3. A prestressed truss panel for fabricating building walls according to claim 1 wherein: the truss upper chord (4) is a steel pipe.
4. A prestressed truss panel for fabricating building walls according to claim 3 wherein: and hard fillers are filled in the steel pipe.
5. A building wall made from the prestressed truss panels defined in claim 1, wherein: the prefabricated hollow wall plate comprises two groups of prestressed truss plates, trusses (3) on the two prestressed truss plates are oppositely arranged to form a prefabricated hollow wall plate, each truss (3) in the prefabricated hollow wall plate is perpendicular to a horizontal plane, an upper truss chord (4) of each prestressed truss plate is contacted with a concrete plate (2) of the other prestressed truss plate in the prefabricated hollow wall plate, and the trusses (3) on the two prestressed truss plates are arranged in a staggered mode.
6. The building wall of claim 5, wherein: light filler is filled between the concrete plates (2) of the two prestressed truss plates to form a light partition wall.
7. The building wall of claim 5, wherein: concrete is poured between concrete slabs (2) of the two prestressed truss plates to form a shear wall, vertical steel bars (6) are arranged in the shear wall, each vertical steel bar (6) is perpendicular to the horizontal plane, each vertical steel bar (6) is located between the two truss web reinforcements (5) and corresponds to the truss upper chords (4) one by one, and the vertical steel bars (6) are all in contact with the concrete slabs (2) of the prestressed truss plates.
8. The building wall of claim 7, wherein: the length of the vertical steel bar (6) is larger than the height of each prestressed truss plate, wherein the lower end of the vertical steel bar (6) is aligned with the lower edge of the concrete slab (2) of each prestressed truss plate.
Applications Claiming Priority (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821842603 | 2018-11-09 | ||
| CN201821843203 | 2018-11-09 | ||
| CN2018218432037 | 2018-11-09 | ||
| CN2018218426036 | 2018-11-09 | ||
| CN201920485905 | 2019-04-11 | ||
| CN2019204859050 | 2019-04-11 |
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| Publication Number | Publication Date |
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| CN110847479A true CN110847479A (en) | 2020-02-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921919605.5U Active CN211421576U (en) | 2018-11-09 | 2019-11-08 | Prestressed truss plate for manufacturing building wall and building wall manufactured by prestressed truss plate |
| CN201911086766.5A Pending CN110847479A (en) | 2018-11-09 | 2019-11-08 | Prestressed truss plate for manufacturing building wall and building wall manufactured by prestressed truss plate |
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| CN201921919605.5U Active CN211421576U (en) | 2018-11-09 | 2019-11-08 | Prestressed truss plate for manufacturing building wall and building wall manufactured by prestressed truss plate |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN211421576U (en) * | 2018-11-09 | 2020-09-04 | 张波 | Prestressed truss plate for manufacturing building wall and building wall manufactured by prestressed truss plate |
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| CN1904275A (en) * | 2005-07-28 | 2007-01-31 | 邱则有 | Structure force bearing type superimposed construction unit for concrete floor slab |
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| CN202416650U (en) * | 2011-11-16 | 2012-09-05 | 宝钢建筑系统集成有限公司 | Self-supporting ribbed reinforced steel bar truss concrete composite slab |
| CN202866078U (en) * | 2012-10-19 | 2013-04-10 | 山东万斯达建筑科技有限公司 | Concrete floor plate building component provided with load-bearing truss reinforcing steel bar frames |
| CN105756252A (en) * | 2015-04-03 | 2016-07-13 | 张波 | Pre-stressed concrete truss composite slab and manufacturing method thereof |
| CN205954995U (en) * | 2016-04-26 | 2017-02-15 | 宝业集团浙江建设产业研究院有限公司 | Coincide wallboard structure with inside and outside double -deck heat preservation is insulated against heat |
| CN107023099A (en) * | 2017-06-14 | 2017-08-08 | 福建建泰建筑科技有限责任公司 | Prefabricated superimposed sheet double combined overlapped shear wall and its construction method |
| EP3235967A1 (en) * | 2016-04-22 | 2017-10-25 | Magdalena Lis | Reinforced concrete slab, especially a floor slab and a floor system |
| CN211421576U (en) * | 2018-11-09 | 2020-09-04 | 张波 | Prestressed truss plate for manufacturing building wall and building wall manufactured by prestressed truss plate |
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2019
- 2019-11-08 CN CN201921919605.5U patent/CN211421576U/en active Active
- 2019-11-08 CN CN201911086766.5A patent/CN110847479A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3885369A (en) * | 1973-03-08 | 1975-05-27 | Vigarex Ets | Structural element |
| CN1904275A (en) * | 2005-07-28 | 2007-01-31 | 邱则有 | Structure force bearing type superimposed construction unit for concrete floor slab |
| CN101230676A (en) * | 2007-01-28 | 2008-07-30 | 邱则有 | Force-bearing type template component for concrete building lid |
| CN101565988A (en) * | 2008-04-21 | 2009-10-28 | 万科企业股份有限公司 | Girder rib special for precast concrete slab, and construction method of precast slab and floor slab or wall |
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| CN202866078U (en) * | 2012-10-19 | 2013-04-10 | 山东万斯达建筑科技有限公司 | Concrete floor plate building component provided with load-bearing truss reinforcing steel bar frames |
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| EP3235967A1 (en) * | 2016-04-22 | 2017-10-25 | Magdalena Lis | Reinforced concrete slab, especially a floor slab and a floor system |
| CN205954995U (en) * | 2016-04-26 | 2017-02-15 | 宝业集团浙江建设产业研究院有限公司 | Coincide wallboard structure with inside and outside double -deck heat preservation is insulated against heat |
| CN107023099A (en) * | 2017-06-14 | 2017-08-08 | 福建建泰建筑科技有限责任公司 | Prefabricated superimposed sheet double combined overlapped shear wall and its construction method |
| CN211421576U (en) * | 2018-11-09 | 2020-09-04 | 张波 | Prestressed truss plate for manufacturing building wall and building wall manufactured by prestressed truss plate |
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| CN211421576U (en) | 2020-09-04 |
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Effective date of registration: 20230324 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 |