CN110748077A - Prestressed truss wallboard, wall body manufactured by using wallboard and manufacturing method of wall body - Google Patents

Prestressed truss wallboard, wall body manufactured by using wallboard and manufacturing method of wall body Download PDF

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Publication number
CN110748077A
CN110748077A CN201911086067.0A CN201911086067A CN110748077A CN 110748077 A CN110748077 A CN 110748077A CN 201911086067 A CN201911086067 A CN 201911086067A CN 110748077 A CN110748077 A CN 110748077A
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CN
China
Prior art keywords
truss
prestressed
wall
plates
concrete
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Pending
Application number
CN201911086067.0A
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Chinese (zh)
Inventor
张鑫
张波
周广强
郑永峰
张树辉
Original Assignee
张波
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Filing date
Publication date
Priority claimed from CN201821842862 external-priority
Application filed by 张波 filed Critical 张波
Publication of CN110748077A publication Critical patent/CN110748077A/en
Pending legal-status Critical Current

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Classifications

    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04CSTRUCTURAL ELEMENTS; BUILDING MATERIALS
    • E04C2/00Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
    • E04C2/02Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials
    • E04C2/04Building 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
    • E04C2/06Building 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
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B2/00Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
    • E04B2/74Removable non-load-bearing partitions; Partitions with a free upper edge modular coordination
    • E04B2/7401Removable non-load-bearing partitions; Partitions with a free upper edge modular coordination assembled using panels without a frame or supporting posts, with or without upper or lower edge locating rails
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B2/00Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
    • E04B2/74Removable non-load-bearing partitions; Partitions with a free upper edge modular coordination
    • E04B2/82Removable non-load-bearing partitions; Partitions with a free upper edge modular coordination characterised by the manner in which edges are connected to the building; Means therefor; Special details of easily-removable partitions as far as related to the connection with other parts of the building
    • E04B2/828Connections between partitions and structural walls
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B2/00Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
    • E04B2/84Walls made by casting, pouring, or tamping in situ
    • E04B2/86Walls made by casting, pouring, or tamping in situ made in permanent forms
    • E04B2/8611Walls made by casting, pouring, or tamping in situ made in permanent forms with spacers being embedded in at least one form leaf
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04CSTRUCTURAL ELEMENTS; BUILDING MATERIALS
    • E04C5/00Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
    • E04C5/01Reinforcing elements of metal, e.g. with non-structural coatings
    • E04C5/06Reinforcing elements of metal, e.g. with non-structural coatings of high bending resistance, i.e. of essentially three-dimensional extent, e.g. lattice girders
    • E04C5/065Light-weight girders, e.g. with precast parts
    • E04C5/0653Light-weight girders, e.g. with precast parts with precast parts
    • E04C5/0656Light-weight girders, e.g. with precast parts with precast parts with lost formwork

Abstract

A prestressed truss wallboard, a wall body manufactured by using the wallboard and a manufacturing method of the wall body comprise prestressed truss plates, wherein the prestressed truss plates are concrete plates with prestressed reinforcements embedded, a plurality of groups of truss beams are arranged on the prestressed truss plates in parallel, each group of truss beams comprises 2-4 trusses, each truss forms a truss beam along the length direction, and a part of gap of a shear wall edge component is reserved between every two adjacent trusses in each group of truss beams. The invention has the positive effects that: the rigidity of the wall body is increased, the thickness of the wall body is reduced on the basis of ensuring the strength, the prestressed steel bars arranged in the wall body can enable the prestressed plate made of concrete to be pressed, the wall body is prevented from cracking, and the wall body plays a role in protecting the building. Compared with the traditional wall manufacturing method, the method has the advantages of higher practicability, quality and efficiency.

Description

Prestressed truss wallboard, wall body manufactured by using wallboard and manufacturing method of wall body
Technical Field
The invention relates to a building prefabricated part, in particular to a prestressed truss wallboard and a wall body manufactured by using the same.
Background
At present, two templates are prefabricated in advance in most of the manufacturing of building shear walls, 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 in the pouring process cannot be guaranteed, the poured wall is prone to skewing, the external templates are detached and the pre-tightening reinforcing steel bars or bolts protruding from the wall are processed after the wall is poured, time and labor are wasted, and the overall quality of the wall cannot be guaranteed.
Disclosure of Invention
The invention aims to provide a prestressed truss wallboard, a wall body manufactured by using the prestressed truss wallboard and a manufacturing method of the wall body, wherein the prestressed truss concrete wallboard is spliced into a hollow wall body at a construction site, the hollow wall body can be cast into a shear wall or a light partition wall, the shear wall and the light partition wall can be combined with an edge member to form a mixed wall, no additional pre-tightening steel bars or bolts need to be inserted before concrete is cast in the hollow wall body, the distance in the hollow wall body can be ensured to be equal everywhere by means of the truss between the concrete wallboards, formwork dismantling operation is not needed after the wall body is cast, and the wall body manufacturing efficiency is improved on the premise of ensuring the quality of the whole wall body.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to a prestressed truss wallboard, which comprises prestressed truss plates, wherein the prestressed truss plates are concrete plates with prestressed reinforcements embedded, a plurality of groups of truss beams are arranged on the prestressed truss plates in parallel, each group of truss beams comprises 2-4 trusses, each truss forms a truss beam along the length direction, a gap of a shear wall edge component part is reserved between every two adjacent trusses in each group of truss beams, each truss comprises a truss upper chord, truss web reinforcements are arranged on two sides of the truss upper chord, and the lower parts of the truss web reinforcements are embedded in the prestressed truss plates. Furthermore, the truss is arranged perpendicular to the prestressed reinforcement, and the prestressed reinforcement is located in the middle of the concrete plate in the thickness direction. 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 wall body made of the prestressed truss wall board is characterized in that truss beams on two prestressed truss boards are oppositely arranged to form a hollow wall board prefabricated part, each truss beam in the hollow wall board prefabricated part is parallel to a horizontal plane, an upper chord of each prestressed truss board is contacted with a concrete slab of the other prestressed truss board in the hollow wall board prefabricated part, the truss beams on the two prestressed truss boards are arranged in a staggered mode, gaps of edge members of shear walls of the two prestressed truss boards are mutually overlapped, a reinforcement cage is arranged in the gap of the edge member of each shear wall and concrete is poured to form a building edge member, furthermore, a part of area of the truss beam arranged between the concrete slabs of the two prestressed truss boards is provided with vertical reinforcements and concrete is poured, each vertical reinforcement is vertical to the horizontal plane to form a building shear wall, and further, a part of area of the truss beam arranged between the concrete slabs of the two prestressed truss boards is filled with light fillers, forming a light partition wall.
① erecting two prestressed truss boards at the construction site of the wall body and positioning the prestressed truss boards by using a supporting tool, so that the two truss beams are oppositely and staggered and the gaps of the edge members of the shear wall of the two prestressed truss boards are overlapped with each other, ② connecting the concrete slabs of the two prestressed truss boards by using split bolts, so that the truss upper chords of the prestressed truss boards are tightly contacted with the concrete slab of the other prestressed truss board, thus obtaining a hollow wall board prefabricated member, ③ installing formworks between the part of the hollow wall board prefabricated member where the shear wall is required to be built and the light partition wall part which is required to be built and between the gap of the edge members of the shear wall and the light partition wall part which is required to be built, ④ installing a reinforcement cage in the gap of the edge members of the shear wall of the hollow wall board prefabricated member, ⑤ placing vertical reinforcements in the part of the shear wall which is required to be built in the hollow wall board prefabricated member, so that the vertical reinforcements are perpendicular to the horizontal plane of the shear wall board prefabricated member, ⑥ pouring concrete into the gap of the shear wall board edge members of the hollow wall board prefabricated member and pouring the concrete cage in the part of the shear wall which is required to be built, ⑦ adding and curing the prefabricated.
The invention has the positive effects that: the concrete wall boards with the trusses are spliced into the hollow wall body on a construction site, the hollow wall body can be cast into a shear wall or a light partition wall, the shear wall and the light partition wall can be combined with edge members to form a mixed wall, the member processing difficulty is low, the finished product rate is high, and the transportation is convenient. Need not additionally to alternate pretension reinforcing bar or bolt before the internal pouring concrete of hollow wall, the internal distance department that sets up of intercrossing between the concrete wallboard can guarantee the hollow wall is equal everywhere to avoid the wall body pouring in-process to take place the incline, and the concrete wallboard 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 column, and the cracked phenomenon of wall can not appear in the no seam. The prestressed reinforced concrete slab with the truss serves as an outer framework of a wall body, the rigidity of the wall body is increased, the thickness of the wall body is reduced on the basis of ensuring the strength, and the prestressed steel bars arranged in the prestressed reinforced concrete slab can enable the prestressed plate made of concrete to be pressed, so that the wall body 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 three-dimensional structure of a prestressed truss plate according to the present invention;
FIG. 2 is a schematic structural view of two prestressed truss plates before combination;
FIG. 3 is an enlarged partial view of I of FIG. 2;
FIG. 4 is a schematic structural view of a hollow wall panel fabricated part assembled by two prestressed truss plates;
FIG. 5 is a sectional view taken along line A-A of FIG. 4;
FIG. 6 is a schematic view of the mechanism of the present invention after deployment of the reinforcement bars;
FIG. 7 is a sectional view taken along line B-B of FIG. 6;
FIG. 8 is a cross-sectional view taken along line C-C of FIG. 6;
fig. 9 is a schematic diagram of the structure of the wall cast according to the invention.
In the figure, a steel reinforcement cage 2 is prestressed, a steel reinforcement 3 is prestressed, a concrete plate 4 is vertical, a steel reinforcement 5 is truss 6, a shear wall edge component part gap 7 is truss upper chord 8, and a truss web reinforcement 9 template is arranged.
Detailed Description
The prestressed truss wallboard comprises prestressed truss plates, as shown in figures 1 and 2, the prestressed truss plates are concrete plates 3 with prestressed reinforcements 2 embedded in, a plurality of groups of truss beams are arranged on the prestressed truss plates in parallel, each group of truss beams comprises 2-4 trusses 5, and each truss 5 forms a truss beam along the length direction. A shear wall edge component part gap 6 is reserved between every two adjacent trusses 5 in each group of truss girders, each truss 5 comprises a truss upper chord 7, truss web reinforcements 8 are arranged on two sides of the truss upper chord 7, and the lower parts of the truss web reinforcements 8 are embedded in the prestressed truss plates.
The truss 5 is arranged perpendicular to the prestressed reinforcement 2, and as shown in fig. 3, the prestressed reinforcement 2 is located at a middle position in the thickness direction of the concrete slab 3.
The truss upper chord 7 can be an existing steel bar or a steel pipe, and when the truss upper chord 7 is the steel pipe, the steel pipe is filled with hard fillers, and the hard fillers can be concrete or cement mortar.
As shown in fig. 4 and 5, the truss beams on the two prestressed truss plates are oppositely arranged to form a hollow wallboard prefabricated member, each truss beam inside the hollow wallboard prefabricated member is parallel to a horizontal plane, the upper chord 7 of each prestressed truss plate is contacted with the concrete slab 3 of the other prestressed truss plate in the hollow wallboard prefabricated member, the truss beams on the two prestressed truss plates are arranged in a staggered mode, the partial gaps 6 of the shear wall edge members of the two prestressed truss plates are mutually overlapped, and as shown in fig. 6, a reinforcement cage 1 is arranged in each shear wall edge member partial gap 6, and concrete is poured to form a building edge member.
As shown in fig. 7, vertical reinforcing bars 4 are arranged in a part of the area of the truss girder arranged between the concrete slabs 3 of the two prestressed truss plates, and concrete is poured, wherein each vertical reinforcing bar 4 is vertical to the horizontal plane, so that the building shear wall is formed. When the shear wall is manufactured, concrete is filled between the concrete plates 3 of the two prestressed truss plates, and vertical steel bars 4 are arranged in the concrete. The truss girder enhances the loading capacity of the concrete slab 3, can enhance the integrity of the building and greatly improves the earthquake resistance of the building.
As shown in fig. 8, a portion of the area of the truss girder provided between the concrete plates 3 of the two prestressed truss plates is filled with a lightweight filler to form a lightweight partition wall. When the light partition wall is manufactured, light materials such as sound insulation materials and heat insulation materials are filled between the concrete plates 3 of the two prestressed truss plates. 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.
The invention adopts the prestressed truss plates with the trusses 5 to splice the hollow wall bodies at the construction site, the hollow wall bodies can be cast into shear walls or light partition walls, the shear walls and the light partition walls can be combined with edge members to form a mixed wall, the member processing difficulty is low, the finished product rate is high, the transportation is convenient, and an integral wall is formed between various wall bodies and hidden columns without seams and cracks on the wall surface. The wallboard component of the invention has low processing difficulty, high yield and convenient transportation, the prestressed truss plate is used as an outer framework of the wall body to increase the rigidity of the wall body, 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 capacity of the concrete plate 3 is enhanced, the prestressed reinforcement 2 arranged in the concrete plate 3 can stress the prestressed plate made of concrete, the cracking of the wall body is avoided, the reciprocating force generated by earthquake can be resisted in case of earthquake, the earthquake energy is consumed, and the building is protected.
The invention relates to a method for manufacturing a wall body by using prestressed truss plates, which comprises the following steps:
① erecting two prestressed truss plates at the wall construction site and positioning them with supporting tool to make the two truss beams opposite and staggered and the shear wall edge member gaps 6 of the two prestressed truss plates coincide with each other;
② connecting the concrete plates 3 of two prestressed truss plates with each other by using split bolts to ensure that the truss upper chords 7 of the prestressed truss plates are all in close contact with the concrete plates 3 of the other prestressed truss plate to obtain a hollow wall plate prefabricated member;
③ installing templates between the shear wall part and the light partition part, and between the shear wall edge member part gap 6 and the light partition part;
④ installing reinforcement cage 1 in the gap 6 of the edge member of the shear wall of the hollow wall plate prefabricated member;
⑤ placing vertical steel bars 4 in the part of the hollow wall plate prefabricated member where the shear wall is to be built, so that the vertical steel bars 4 are vertical to the horizontal plane;
⑥ pouring concrete into the gap 6 of the edge member of the hollow wall plate prefabricated member and the part of the shear wall to be constructed and curing;
⑦ removing the template added in step ③, and filling light filler into the hollow wall plate prefabricated member to build the light partition wall to obtain the wall.
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 (9)

1. A prestressed truss wall panel, comprising: the prestressed truss plate is a concrete slab (3) with prestressed reinforcements (2) embedded, a plurality of groups of truss beams are arranged on the prestressed truss plate in parallel, each group of truss beams comprises 2-4 trusses (5), each truss (5) forms a truss beam along the length direction, a shear wall edge component part gap (6) is reserved between every two adjacent trusses (5) in each group of truss beams, each truss (5) comprises a truss upper chord (7), truss web reinforcements (8) are arranged on two sides of the truss upper chord (7), and the lower parts of the truss web reinforcements (8) are embedded in the prestressed truss plate.
2. A pre-stressed truss wall panel as defined in claim 1 wherein: the truss (5) and the prestressed reinforcement (2) are arranged vertically, and the prestressed reinforcement (2) is located in the middle of the concrete slab (3) in the thickness direction.
3. A pre-stressed truss wall panel as defined in claim 1 wherein: the truss upper chord (7) is a steel bar.
4. A pre-stressed truss wall panel as defined in claim 1 wherein: the truss upper chord (7) is a steel pipe.
5. A pre-stressed truss wall panel according to claim 4 wherein: and hard fillers are filled in the steel pipe.
6. A wall made using the wallboard of claim 1, wherein: the truss beams on the two prestressed truss plates are oppositely arranged to form a hollow wallboard prefabricated member, each truss beam in the hollow wallboard prefabricated member is parallel to a horizontal plane, an upper chord (7) of each prestressed truss plate is contacted with a concrete plate (3) of the other prestressed truss plate in the hollow wallboard prefabricated member, the truss beams on the two prestressed truss plates are arranged in a staggered mode, partial gaps (6) of shear wall edge members of the two prestressed truss plates are mutually overlapped, and reinforcing cages (1) are arranged in the partial gaps (6) of the shear wall edge members and concrete is poured to form building edge members.
7. A wall according to claim 6, wherein: vertical steel bars (4) are arranged in a part of areas of the truss beams arranged between the concrete slabs (3) of the two prestressed truss plates, concrete is poured, and the vertical steel bars (4) are vertical to the horizontal plane to form the building shear wall.
8. A wall according to claim 6, wherein: a part of the area of the truss girder arranged between the concrete plates (3) of the two prestressed truss plates is filled with light filler to form the light partition wall.
9. A method of making a pre-stressed truss wall panel as claimed in any one of claims 1 to 5 into a wall as claimed in any one of claims 6 to 8, wherein: the method comprises the following steps:
① erecting two prestressed truss plates at the wall construction site and positioning them with supporting tool to make the two truss beams opposite and staggered and the shear wall edge member gaps (6) of the two prestressed truss plates coincide with each other;
② connecting the concrete plates (3) of two prestressed truss plates with each other by using split bolts to ensure that the truss upper chords (7) of the prestressed truss plates are both in close contact with the concrete plate (3) of the other prestressed truss plate to obtain a hollow wall plate prefabricated member;
③ installing templates (9) between the shear wall part and the light partition wall part, and between the shear wall edge member part gap (6) and the light partition wall part;
④ installing reinforcement cages (1) in the gaps (6) of the edge members of the shear walls of the hollow wall plate prefabricated members;
⑤ placing vertical steel bars (4) in the part of the hollow wall plate prefabricated member where the shear wall is to be built, so that the vertical steel bars (4) are vertical to the horizontal plane;
⑥ pouring concrete into the gap (6) of the shear wall edge member of the hollow wallboard prefabricated member and the position where the shear wall is required to be built and curing;
⑦ removing the template (9) added in step ③, and filling light filler into the hollow wall plate prefabricated member to build the light partition wall to obtain the wall.
CN201911086067.0A 2018-11-09 2019-11-08 Prestressed truss wallboard, wall body manufactured by using wallboard and manufacturing method of wall body Pending CN110748077A (en)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
CN201821842862 2018-11-09
CN2018218428629 2018-11-09
CN2018218434545 2018-11-09
CN2018218434511 2018-11-09
CN201821843454 2018-11-09
CN201821843451 2018-11-09

Publications (1)

Publication Number Publication Date
CN110748077A true CN110748077A (en) 2020-02-04

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Family Applications (2)

Application Number Title Priority Date Filing Date
CN201921918614.2U Active CN211473051U (en) 2018-11-09 2019-11-08 Prestressed truss wallboard and wall body manufactured by using same
CN201911086067.0A Pending CN110748077A (en) 2018-11-09 2019-11-08 Prestressed truss wallboard, wall body manufactured by using wallboard and manufacturing method of wall body

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CN201921918614.2U Active CN211473051U (en) 2018-11-09 2019-11-08 Prestressed truss wallboard and wall body manufactured by using same

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113833201A (en) * 2021-09-30 2021-12-24 哈尔滨工业大学 Novel assembled heat preservation externally-hung wallboard

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113833201A (en) * 2021-09-30 2021-12-24 哈尔滨工业大学 Novel assembled heat preservation externally-hung wallboard

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