KR20130131866A - Rebar structure of void concrete slab - Google Patents

Rebar structure of void concrete slab Download PDF

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KR20130131866A
KR20130131866A KR1020120055770A KR20120055770A KR20130131866A KR 20130131866 A KR20130131866 A KR 20130131866A KR 1020120055770 A KR1020120055770 A KR 1020120055770A KR 20120055770 A KR20120055770 A KR 20120055770A KR 20130131866 A KR20130131866 A KR 20130131866A
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South Korea
Prior art keywords
bracket
bar
bound
lightweight
deck plate
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KR1020120055770A
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Korean (ko)
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KR101391349B1 (en
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김형열
신성홍
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삼광선재 주식회사
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    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B5/00Floors; Floor construction with regard to insulation; Connections specially adapted therefor
    • E04B5/16Load-carrying floor structures wholly or partly cast or similarly formed in situ
    • E04B5/32Floor structures wholly cast in situ with or without form units or reinforcements
    • E04B5/326Floor structures wholly cast in situ with or without form units or reinforcements with hollow filling elements
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B5/00Floors; Floor construction with regard to insulation; Connections specially adapted therefor
    • E04B5/16Load-carrying floor structures wholly or partly cast or similarly formed in situ
    • E04B5/32Floor structures wholly cast in situ with or without form units or reinforcements
    • E04B5/36Floor structures wholly cast in situ with or without form units or reinforcements with form units as part of the floor
    • E04B5/38Floor structures wholly cast in situ with or without form units or reinforcements with form units as part of the floor with slab-shaped form units acting simultaneously as reinforcement; Form slabs with reinforcements extending laterally outside the element
    • 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
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04CSTRUCTURAL ELEMENTS; BUILDING MATERIALS
    • E04C5/00Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
    • E04C5/16Auxiliary parts for reinforcements, e.g. connectors, spacers, stirrups
    • E04C5/162Connectors or means for connecting parts for reinforcements

Abstract

The present invention relates to a bar structure for a hollow slab capable of installing an upper main bar, an upper distributing bar, a lower main bar, and a lower distributing bar in the site without welding and conveniently installing, in the site, a light weight structure which is located between a top bar and a bottom bar without welding. In the bar structure for a hollow slab according to the present invention, a lower distributing bar (31) and a lower main bar (33), which are supported by a spacer (SP), are installed in a mold (1) for a slab composed of multiple deck plates (10) in a lattice shape and are bound by a binding wire. A second bracket (20) which has an L-shape is mounted on a bolt (15) of a first bracket (14) for fixing a truss girder (12) to a deck plate (10). A lightweight structure (40) is supported on the lower distributing bar (31). The multiple lightweight structures (40) are arranged in parallel to the lower main bar (33) in the same direction. The upper distributing bar (35) and the upper main bar (37) are installed on the upper part of the lightweight structure (40) to have a lattice shape and are bound by a binding wire. The upper end of a vertical steel wire (29) which has a lower end bound to the second bracket (20) is bound to the upper main bar (37).

Description

중공 슬래브용 철근 구조물{REBAR STRUCTURE OF VOID CONCRETE SLAB} REBAR STRUCTURE OF VOID CONCRETE SLAB

본 발명은 중공 슬래브에 삽입되는 경량구조체를 포함하는 중공 슬래브용 철근 구조물에 관한 것으로서, 보다 상세하게는 경량구조체 설치가 편리하도록 한 쌍의 하부 받침철선과 상부 받침철선 사이에 다수개의 경량체를 배치하고, 하부 받침철선과 상부 받침철선가 탄성밴드에 의해 고정되고, 데크 플레이트의 상부면에 설치된 브라켓에 수직철선을 결속하고, 수직철선의 상단을 상부 주근에 결속하여 슬래브 성형을 위해 콘크리트를 타설할 때, 콘크리트의 부력에 의해 경량구조체 및 하부근과 상부근의 부상되거나 위치가 변경되는 것을 방지할 수 있는 중공 슬래브용 철근 구조물에 관한 것이다.
The present invention relates to a hollow slab reinforcing structure including a light weight structure inserted into the hollow slab, and more particularly, a plurality of lightweight bodies are disposed between a pair of lower support wire and the upper support wire to facilitate the installation of the light weight structure. When the lower supporting wire and the upper supporting wire is fixed by the elastic band, the vertical wire is fastened to the bracket installed on the upper surface of the deck plate, and the top of the vertical wire is fastened to the upper main root to pour the concrete for slab forming. The present invention relates to a light weight structure and a reinforcing steel structure for hollow slab, which can prevent the floating or repositioning of lower and upper muscles due to buoyancy of concrete.

대한민국 특허공개 제10-2009-0050259호(2009년 5월 20일, 공개)에 "중공 슬래브를 위한 타이볼트 조립형 경량 성형재 조립체 및 이를 이용한 중공슬래브 시공구조"가 소개되어 있다.Korean Patent Laid-Open Publication No. 10-2009-0050259 (published on May 20, 2009) discloses a "lightweight molding assembly of a tie bolt for a hollow slab and a hollow slab construction using the same".

상기 중공 슬래브를 위한 타이볼트 조립형 경량 성형재 조립체는 철선을 교차 접합한 용접철망, 상기 용접철망 아래에 용접철망과 수직하게 접합되는 다수개의 타이볼트, 관통구멍이 형성된 경량성 단위부재로, 상기 관통구멍에 타이볼트를 끼움으로써 상기 타이볼트 하단을 돌출시키면서 용접철망 아래로 설치되는 다수개의 경량 성형재, 상기 경량 성형재의 관통구멍을 돌출한 각각의 타이볼트 하단에 나사 결합되어 상기 경량 성형재를 고정하는 체결너트를 포함한다.The tie bolt-assembled lightweight molding assembly for a hollow slab comprises a welded wire netting cross-linked with a wire, a plurality of tie bolts vertically joined to the welded wire net under the welded wire net, and a lightweight unitary member having a through- A plurality of lightweight molding materials provided under the welding wire netting by projecting the lower ends of the tie bolts by inserting the tie bolts into the through holes, screwed to the lower ends of the respective tie bolts protruded from the through holes of the lightweight molding material, And a fastening nut for fastening.

그러나, 상기와 같은 종래의 중공 슬래브 시공구조는 중공 경량체를 설치할 때, 중공체가 상하 와이어 메쉬에 의해 고정되고, 상하 와이어 메쉬가 타이 볼트에 의해 고정되므로 작업이 어렵고 비용이 증가하게 되며, 현장설치시 중공체의 부상방지를 위한 타이철선을 슬라브 거푸집용 판재의 하부에 고정시켜 상부 철근에 결박하게 됨으로 작업공수의 증가와 비용 상승의 요인이 되며, 거푸집을 천공하기 때문에 거푸집을 재사용할 수 없는 문제점이 있었다.
However, in the conventional hollow slab construction, the hollow body is fixed by the upper and lower wire meshes and the upper and lower wire meshes are fixed by the tie bolts. Therefore, the work is difficult and the cost is increased. The tie wire to prevent injury of the hollow body is fixed to the lower part of the slab formwork so that it is tied to the upper reinforcing bar. This increases the work cost and increases the cost, and the form can not be reused because the form is punctured .

따라서, 본 발명의 목적은 경량구조체 설치가 편리하도록 한 쌍의 하부 받침철선과 상부 받침철선 사이에 다수개의 경량체를 배치하고, 하부 받침철선과 상부 받침철선가 탄성밴드에 의해 고정되고, 데크 플레이트의 상부면에 설치된 브라켓에 수직철선을 결속하고, 수직철선의 상단을 상부 주근에 결속하여 슬래브 성형을 위해 콘크리트를 타설할 때, 콘크리트의 부력에 의해 경량구조체 및 하부근과 상부근의 부상되거나 위치가 변경되는 것을 방지할 수 있는 중공 슬래브용 철근 구조물을 제공하는 것이다.
Accordingly, an object of the present invention is to arrange a plurality of lightweight bodies between a pair of lower supporting wires and the upper supporting wires, the lower supporting wires and the upper supporting wires are fixed by the elastic band, so that the lightweight structure installation is convenient, When the vertical wire is fastened to the bracket installed on the upper surface, and the upper part of the vertical wire is fastened to the upper main root, and the concrete is cast for slab molding, the buoyancy of the concrete causes the injuries or positions of the light weight structure and the lower and upper muscles to It is to provide a reinforcing steel structure for hollow slab that can be prevented from being changed.

상기와 같은 목적을 달성하기 위한 본 발명에 따른 중공 슬래브용 철근 구조물은 다수개의 데크 플레이트로 구성된 슬래브용 거푸집에 스페이서에 의해 지지되는 하부 배력근과 하부 주근이 격자 형태로 설치되고, 하부 배력근과 하부 주근이 결속선에 의해 결속되고, 트러스 거더를 데크 플레이트에 고정하기 위한 제 1 브라켓의 볼트에 "ㄴ" 형상의 제 2 브라켓이 장착되고, 하부 배력근에 경량구조체가 지지되어, 다수개의 경량구조체가 하부 주근과 같은 방향으로 나란하게 배치되고, 경량 구조체의 상부에 상부 배력근과 상부 주근이 격자 형태로 설치되고, 상부 배력근과 상부 주근이 결속선에 의해 결속되고, 제 2 브라켓에 하단이 결속된 수직철선의 상단이 상부 주근에 결속되는 것을 특징으로 한다.In order to accomplish the above object, a reinforcing steel structure for a hollow slab according to the present invention comprises a plurality of deck plates and a lower and a lower main frame supported by spacers in a form of a lattice, A lower bracket is attached to the bolt of the first bracket for fixing the truss girder to the deck plate, and a lightweight structure is supported on the lower bracket, so that a plurality of light weight The upper and lower main frames are arranged in the same direction as the lower main frame, the upper and lower main frames are arranged in a lattice shape on the upper part of the light weight structure, And an upper end of the bundled vertical wire is bound to an upper main wire.

상기 데크 플레이트는 플라스틱 소재로 되어 있으며, 하부면에 2개의 트러스 거더가 나란하게 배치되고, 트러스 거더를 하부면에 고정하기 위한 제 1 브라켓의 볼트에 "ㄴ" 형상으로 형성된 제 2 브라켓의 수평부의 절개홈이 끼워지고, 너트가 볼트에 체결되어, 제 2 브라켓의 수평부가 데크 플레이트의 상부면에 고정되고, 제 2 브라켓의 수직부에 형성된 결선구멍에 수직철선의 하단이 결속되는 것을 특징으로 한다.The deck plate is made of a plastic material, and two truss girders are arranged side by side on the lower surface. The truss girder is fixed to the lower surface of the deck plate, The cutting groove is inserted and the nut is fastened to the bolt so that the horizontal portion of the second bracket is fixed to the upper surface of the deck plate and the lower end of the vertical wire is bound to the wiring hole formed in the vertical portion of the second bracket .

상기 경량 구조체는 한 쌍의 하부 받침철근에 다수개의 경량체를 일렬로 배열되고, 경량체의 상부에 상부 받침철근이 배치되고, 탄성밴드의 중간부분이 상부 받침철근을 누르도록, 탄성밴드의 양 단부에 연결된 각각의 고리가 한 쌍의 하부 받침철근에 각각 걸리게 되는 것을 특징으로 한다.
Wherein the lightweight structure is formed by arranging a plurality of lightweight bodies in a pair in a pair of lower bearing steel bars, placing the upper bearing steel bar on the upper portion of the lightweight body, And each of the rings connected to the end portion is hooked to the pair of lower supporting bars.

이것에 의해, 본 발명에 따른 중공 슬래브용 철근 구조물은 경량구조체 설치가 편리하도록 한 쌍의 하부 받침철선과 상부 받침철선 사이에 다수개의 경량체를 배치하고, 하부 받침철선과 상부 받침철선가 탄성밴드에 의해 고정되고, 데크 플레이트의 상부면에 설치된 브라켓에 수직철선을 결속하고, 수직철선의 상단을 상부 주근에 결속하여 슬래브 성형을 위해 콘크리트를 타설할 때, 콘크리트의 부력에 의해 경량구조체 및 하부근과 상부근의 부상되거나 위치가 변경되는 것을 방지할 수 있는 효과가 있다.
As a result, the hollow slab reinforcing structure according to the present invention arranges a plurality of lightweight bodies between a pair of lower supporting wires and an upper supporting wire to facilitate the installation of a lightweight structure, and the lower supporting wire and the upper supporting wire are placed on the elastic band. Fastened to the bracket installed on the upper surface of the deck plate, and the upper end of the vertical wire is tied to the upper main rod, and when the concrete is poured for slab forming, There is an effect that can prevent the injury or change the position of the upper muscles.

도 1은 본 발명에 따른 중공 슬래브용 철근 구조물을 도시한 사시도
도 2는 본 발명에 따른 중공 슬래브용 철근 구조물을 도시한 일부 확대 측면도
도 3은 본 발명에 따른 데크 플레이트를 도시한 사시도
도 4는 제 2 브라켓을 도시한 사시도
도 5는 경량 구조체를 도시한 사시도
1 is a perspective view showing a reinforcing steel structure for a hollow slab according to the present invention;
2 is a partially enlarged side view showing a reinforcing structure for a hollow slab according to the present invention
3 is a perspective view showing a deck plate according to the present invention.
4 is a perspective view showing the second bracket;
Fig. 5 is a perspective view showing a light-

이하, 본 발명의 바람직한 실시예를 도면을 참조하여 상세하게 설명하기로 한다.Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the drawings.

도 1 및 도 2를 참조하면, 본 발명에 따른 중공 슬래브용 철근 구조물은 다수개의 데크 플레이트(10)로 구성된 슬래브용 거푸집(1)에 스페이서(SP)에 의해 지지되는 하부 배력근(31)과 하부 주근(33)이 격자 형태로 설치되고, 하부 배력근(31)과 하부 주근(33)이 결속선(도시하지 않음)에 의해 결속되고, 트러스 거더(12)를 데크 플레이트(10)에 고정하기 위한 제 1 브라켓(14)의 볼트(15)에 "ㄴ" 형상의 제 2 브라켓(20)이 장착되고, 하부 배력근(31)에 경량구조체(40)가 지지되어, 다수개의 경량구조체(40)가 하부 주근(33)과 같은 방향으로 나란하게 배치되고, 경량 구조체(40)의 상부에 상부 배력근(35)과 상부 주근(37)이 격자 형태로 설치되고, 상부 배력근(35)과 상부 주근(37)이 결속선(도시하지 않음)에 의해 결속되고, 제 2 브라켓(20)에 하단이 결속된 수직철선(29)의 상단이 상부 주근(37)에 결속된다.1 and 2, a reinforcing steel structure for a hollow slab according to the present invention includes a lower expansion rope 31 supported by a spacer SP on a slab mold 1 composed of a plurality of deck plates 10, The lower main shaft 33 and the lower main shaft 33 are connected by a coupling line (not shown), and the truss girder 12 is fixed to the deck plate 10 The second bracket 20 is mounted on the bolt 15 of the first bracket 14 and the light weight structure 40 is supported on the lower power leg 31 to form a plurality of lightweight structures 40 are arranged in the same direction as the lower major axis 33 and the upper and lower main axes 35 and 37 are arranged in a lattice form on the upper part of the lightweight structure 40. The upper and lower axes 35, And the upper end of the vertical wire 29 joined to the lower end of the second bracket 20 is engaged with the upper end of the upper main wire 37, It is bound to the main root portion (37).

이것에 의해, 본 발명에 따른 중공 슬래브용 철근 구조물은 슬래브용 거푸집(1)에 콘크리트를 타설할 때, 콘크리트의 부력에 의해 하부 배력근(31) 및 하부 주근(33), 경량구조체(40), 상부 배력근(35) 및 배력근(37)이 콘크리트 위로 부상되는 것을 방지할 수 있으며, 용접없이 건설작업 현장에서 철근을 신속하게 배근할 수 있는 장점이 있다.Thus, when the concrete is placed in the slab formwork 1, the reinforcing bar structure for a hollow slab according to the present invention is constructed such that the buoyancy of the concrete causes the lower expansion roots 31 and the lower main ropes 33, It is possible to prevent the upper boom rope 35 and the boom rope 37 from rising above the concrete, and there is an advantage that the rebar can be quickly installed at the construction work site without welding.

도 2 내지 도 4를 참조하면, 상기 데크 플레이트(10)는 플라스틱 소재로 되어 있으며, 하부면에 2개의 트러스 거더(12)가 나란하게 배치되고, 트러스 거더(12)를 하부면에 고정하기 위한 제 1 브라켓(14)의 볼트(15)에 "ㄴ" 형상으로 형성된 제 2 브라켓(20)의 수평부(21)의 절개홈(22)이 끼워지고, 너트(16)가 볼트(15)에 체결되어, 제 2 브라켓(20)의 수평부(21)가 데크 플레이트(10)의 상부면에 고정되고, 제 2 브라켓(20)의 수직부(23)에 형성된 결선구멍(24)에 수직철선(29)의 하단이 결속된다.2 to 4, the deck plate 10 is made of a plastic material, and two truss girders 12 are arranged side by side on the lower surface, and the truss girder 12 is fixed to the lower surface The cutout groove 22 of the horizontal portion 21 of the second bracket 20 formed in the shape of the letter "b" is fitted to the bolt 15 of the first bracket 14 and the nut 16 is fastened to the bolt 15 The horizontal portion 21 of the second bracket 20 is fixed to the upper surface of the deck plate 10 and the wire hole 24 formed in the vertical portion 23 of the second bracket 20 is fastened to the upper surface of the deck plate 10, (29) are connected to each other.

이것에 의해, 절개홈(22)으로 볼트(15)를 끼움으로써, 데크 플레이트(10)를 탈형할 때, 데크 플레이트(10)를 하부로 잡아당기면, 제 2 브라켓(20)이 변형되면서 볼트(15)가 절개홈(22)에서 빠져 나오게 되어, 데크 플레이트(10)를 쉽게 탈형할 수 있다. 그리고, 결속구멍(24)에 수직철선(29)의 하단이 결속되고, 수직철선(29)의 상단이 상부 주근(50)에 결속되어, 수직철근(29)이 상부 주근(50)을 잡고 있어, 콘크리트 타설시, 콘크리트의 부력에 의해 하부 배력근(31) 및 하부 주근(33), 경량구조체(40), 상부 배력근(35) 및 배력근(37)이 콘크리트 위로 부상되는 것을 방지할 수 있다.As a result, when the deck plate 10 is pulled downward when the deck plate 10 is demolded by inserting the bolts 15 into the incision groove 22, the second bracket 20 is deformed and the bolts 15 15 are released from the cutout groove 22, so that the deck plate 10 can be easily demoulded. The lower end of the vertical wire 29 is connected to the binding hole 24 and the upper end of the vertical wire 29 is bound to the upper main wire 50 so that the vertical reinforcement 29 holds the upper main wire 50 The buoyancy of the concrete can prevent the lower and upper main ropes 31 and 33, the lightweight structure 40, the upper boom rope 35 and the boom rope 37 from floating on the concrete when the concrete is poured. have.

도 2 및 도 5를 참조하면, 상기 경량 구조체(40)는 한 쌍의 하부 받침철근(41, 42)에 다수개의 경량체(43)를 일렬로 배열되고, 경량체(43)의 상부에 상부 받침철근(44)이 배치되고, 탄성밴드(45)의 중간부분이 상부 받침철근(44)을 누르도록, 탄성밴드(45)의 양 단부에 연결된 각각의 고리(45a, 45b)가 한 쌍의 하부 받침철근(41, 42)에 각각 걸리게 된다. 2 and 5, the lightweight structural body 40 includes a plurality of lightweight bodies 43 arranged in a line on a pair of lower supporting bars 41 and 42, Each of the rings 45a and 45b connected to the opposite ends of the elastic band 45 is paired with a pair of elastic rods 45 so that the restraining bar 44 is disposed and the middle portion of the elastic band 45 presses the upper support bar 44 Respectively, to the lower support bars 41 and 42, respectively.

이것에 의해, 상기 경량 구조체(40)는 용접없이 간편하게 조립할 수 있다.
Thereby, the lightweight structural body 40 can be easily assembled without welding.

10 : 데크 플레이트 20 : 제 2 브라켓
31 : 하부 배력근 33 : 하부 주근
35 : 상부 배력근 37 : 상부 주근
40 : 경량구조체
10: deck plate 20: second bracket
31: Lower power output 33: Lower main power
35: upper boom muscle 37: upper main muscle
40: Lightweight structure

Claims (3)

  1. 다수개의 데크 플레이트(10)로 구성된 슬래브용 거푸집(1)에 스페이서(SP)에 의해 지지되는 하부 배력근(31)과 하부 주근(33)이 격자 형태로 설치되고, 하부 배력근(31)과 하부 주근(33)이 결속선에 의해 결속되고, 트러스 거더(12)를 데크 플레이트(10)에 고정하기 위한 제 1 브라켓(14)의 볼트(15)에 "ㄴ" 형상의 제 2 브라켓(20)이 장착되고, 하부 배력근(31)에 경량구조체(40)가 지지되어, 다수개의 경량구조체(40)가 하부 주근(33)과 같은 방향으로 나란하게 배치되고, 경량 구조체(40)의 상부에 상부 배력근(35)과 상부 주근(37)이 격자 형태로 설치되고, 상부 배력근(35)과 상부 주근(37)이 결속선에 의해 결속되고, 제 2 브라켓(20)에 하단이 결속된 수직철선(29)의 상단이 상부 주근(37)에 결속되는 것을 특징으로 하는 중공 슬래브용 철근 구조물.
    In the slab formwork 1 composed of a plurality of deck plates 10, the lower back muscle 31 and the lower head 33 supported by the spacer SP are installed in a lattice form, and the lower back muscle 31 and The lower main root 33 is bound by the ties, and the second bracket 20 having a "b" shape to the bolt 15 of the first bracket 14 for fixing the truss girder 12 to the deck plate 10. ) Is mounted, and the light weight structure 40 is supported by the lower reinforcement muscle 31, so that the plurality of light weight structures 40 are arranged side by side in the same direction as the lower main root 33, and the upper portion of the light weight structure 40 is The upper back muscle 35 and the upper head 37 is installed in the form of a lattice, the upper back muscle 35 and the upper head 37 are bound by the binding line, the lower end is bound to the second bracket 20 Reinforcing bar structure for hollow slab, characterized in that the upper end of the vertical iron wire 29 is bound to the upper main bar (37).
  2. 제 1 항에 있어서,
    상기 데크 플레이트(10)는 플라스틱 소재로 되어 있으며, 하부면에 2개의 트러스 거더(12)가 나란하게 배치되고, 트러스 거더(12)를 하부면에 고정하기 위한 제 1 브라켓(14)의 볼트(15)에 "ㄴ" 형상으로 형성된 제 2 브라켓(20)의 수평부(21)의 절개홈(22)이 끼워지고, 너트(16)가 볼트(15)에 체결되어, 제 2 브라켓(20)의 수평부(21)가 데크 플레이트(10)의 상부면에 고정되고, 제 2 브라켓(20)의 수직부(23)에 형성된 결선구멍(24)에 수직철선(29)의 하단이 결속되는 것을 특징으로 하는 중공 슬래브용 철근 구조물.
    The method of claim 1,
    The deck plate 10 is made of a plastic material and two truss girders 12 are arranged side by side on the lower surface of the deck plate 10. The deck plate 10 is fixed to the bottom surface of the truss girder 12 by bolts The cutout groove 22 of the horizontal portion 21 of the second bracket 20 formed in the shape of the letter "B" is fitted in the second bracket 20 and the nut 16 is fastened to the bolt 15, The lower end of the vertical wire 29 is connected to the wiring hole 24 formed in the vertical portion 23 of the second bracket 20 Reinforced structure for hollow slabs.
  3. 제 1 항에 있어서,
    상기 경량 구조체(40)는 한 쌍의 하부 받침철근(41, 42)에 다수개의 경량체(43)를 일렬로 배열되고, 경량체(43)의 상부에 상부 받침철근(44)이 배치되고, 탄성밴드(45)의 중간부분이 상부 받침철근(44)을 누르도록, 탄성밴드(45)의 양 단부에 연결된 각각의 고리(45a, 45b)가 한 쌍의 하부 받침철근(41, 42)에 각각 걸리게 되는 것을 특징으로 하는 중공 슬래브용 철근 구조물.
    The method of claim 1,
    The lightweight structure 40 is formed by arranging a plurality of lightweight bodies 43 in a row on a pair of bottom support reinforcing bars 41 and 42 and a top supporting reinforcing bar 44 on the light weighting body 43, Each of the rings 45a and 45b connected to both ends of the elastic band 45 is connected to the pair of lower support bars 41 and 42 so that the middle portion of the elastic band 45 presses the upper support bar 44 And the reinforcing structure for a hollow slab.
KR1020120055770A 2012-05-25 2012-05-25 Rebar structure of void concrete slab KR101391349B1 (en)

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KR101527716B1 (en) * 2014-05-30 2015-06-11 삼성물산 주식회사 The buoyancy protection device of hollow former and construction method of two-way hollow core slab using the same
KR101531493B1 (en) * 2014-11-14 2015-06-25 주식회사 덕신하우징 Stripping Deck Plate End Supporter
KR101628255B1 (en) * 2014-12-19 2016-06-08 삼광선재 주식회사 Heat-insulation deck and method for installing the heat-insulation deck
KR101715746B1 (en) 2016-06-01 2017-03-15 조상규 Spacer assembly for slab structure integrated a plurality of the spacers
WO2017052264A1 (en) * 2015-09-25 2017-03-30 삼성물산 주식회사 Reinforcing bar-integrated slab formwork unit for hollow slab having pull-out type spliced reinforcing bar, system mold for hollow slab using same, and hollow slab construction method using same
KR20190037616A (en) * 2017-09-29 2019-04-08 김영학 Construction method of Iron bar Fixing Device
CN110258885A (en) * 2019-07-02 2019-09-20 长沙而道新能源科技有限公司 A kind of bidirectional stress truss floor support plate of green energy conservation

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KR101527716B1 (en) * 2014-05-30 2015-06-11 삼성물산 주식회사 The buoyancy protection device of hollow former and construction method of two-way hollow core slab using the same
KR101531493B1 (en) * 2014-11-14 2015-06-25 주식회사 덕신하우징 Stripping Deck Plate End Supporter
KR101628255B1 (en) * 2014-12-19 2016-06-08 삼광선재 주식회사 Heat-insulation deck and method for installing the heat-insulation deck
WO2017052264A1 (en) * 2015-09-25 2017-03-30 삼성물산 주식회사 Reinforcing bar-integrated slab formwork unit for hollow slab having pull-out type spliced reinforcing bar, system mold for hollow slab using same, and hollow slab construction method using same
KR101715746B1 (en) 2016-06-01 2017-03-15 조상규 Spacer assembly for slab structure integrated a plurality of the spacers
KR20190037616A (en) * 2017-09-29 2019-04-08 김영학 Construction method of Iron bar Fixing Device
CN110258885A (en) * 2019-07-02 2019-09-20 长沙而道新能源科技有限公司 A kind of bidirectional stress truss floor support plate of green energy conservation

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