KR20090009523A - The long span structure for which under tension was used and this construction technique - Google Patents

The long span structure for which under tension was used and this construction technique Download PDF

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KR20090009523A
KR20090009523A KR1020070072883A KR20070072883A KR20090009523A KR 20090009523 A KR20090009523 A KR 20090009523A KR 1020070072883 A KR1020070072883 A KR 1020070072883A KR 20070072883 A KR20070072883 A KR 20070072883A KR 20090009523 A KR20090009523 A KR 20090009523A
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South Korea
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steel
tension
span structure
long span
under tension
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KR1020070072883A
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Korean (ko)
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KR100904881B1 (en
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안승환
김인범
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코스피 주식회사
김인범
안승환
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    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
    • E01D2/00—Bridges characterised by the cross-section of their bearing spanning structure
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
    • E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges

Abstract

A long-span structure using under-tension and the construction method thereof are provided to secure overhead clearance and to maximize structural efficiency by optimized-designing the structure of under-tension and supporting the structure using a girder and a connection member. A long-span structure using under-tension comprises two supports(100) installed by columns or beams, an upper chord member(200) placed on the supports and having the fixed curvature, a tension member(300) coupled to two ends of the upper chord and having the fixed curvature, many compression members(400) installed vertically between the upper chord and the tension member and connecting the upper chord and the tension member, and a connection member(500) connected vertically to the compression member.

Description

언더텐션을 이용한 장스팬 구조물 및 이의 시공방법{The long span structure for which under tension was used and this construction technique}The long span structure for which under tension was used and this construction technique}

본 발명은 언더텐션을 이용한 장스팬 구조물 및 이의 시공방법에 관한 것으로, 특히 언더텐션 구조의 가장 효율적인 스팬-라이즈 비를 유지하기 위해 형하공간의 제약이 없는 위치로 이동시키고, 거더(보)를 연결재를 이용하여 지지하는 언더텐션을 이용한 장스팬 구조물 및 이의 시공방법에 관한 것이다.The present invention relates to a long span structure using under tension and a construction method thereof, in particular, to maintain the most efficient span-rise ratio of the under tension structure to move to the position without constraint of the geometry space, the girders (beam) is connected It relates to a long span structure using an under tension supported by using and a construction method thereof.

종래의 활의 원리를 이용한 언더텐션 장스팬 구조물 및 이의 시공방법은 도 1에 도시된 바와 같이, 빔인 상현재(200)를 지점부(100)에 설치한 다음 케이블(300)을 하부에 고정 설치하고, 상기 케이블(300)에 인장력을 도입하여 압축부재(400)에 의하여 압축력이 상현재(200)에 도입되도록 하여 교량 및 건축구조물을 설치하는 시공성이 아주 뛰어나고, 내구성이 높으며, 저렴한 시공비로 설치가 가능하고, 교량 및 건축물이 노후된 경우에는 간단히 보수 및 보강을 할 수 있으며, 미관이 수려하고 효율성이 뛰어난 구조물이다.Under tension long span structure and construction method using the conventional bow principle, as shown in Figure 1, the beam-mounted current chord 200 is installed on the branch portion 100, and then the cable 300 is fixed to the lower installation In addition, by introducing a tensile force to the cable 300 so that the compressive force is introduced into the upper chord 200 by the compression member 400, the installation property of the bridge and the building structure is very excellent, high durability, low cost installation cost If the bridge and the building is old, it is possible to simply repair and reinforce, and the structure is beautiful and has excellent efficiency.

그러나, 상기한 바와 같은 구성으로 이루어진 종래의 활의 원리를 이용한 언더텐션 장스팬 구조물 및 이의 시공방법은 하부 혹은 상부에 형하공간의 제약이 있 는 경우에는 효율적인 스팬-라이즈 비를 유지하기가 어려운 단점이 있다. However, the under tension long span structure and the construction method using the conventional bow principle of the above-described configuration is difficult to maintain the effective span-rise ratio when there is constraint of the lower space or lower space. There is this.

이에, 본 발명은 상기한 바와 같은 제문제점을 해결하기 위해 안출된 것으로서, 언더텐션을 형하공간의 제약이 없는 장소로 이동시켜 위치하고, 연결재를 사용하여 주 거더(보)를 지지하도록 한 언더텐션을 이용한 장스팬 구조물 및 이의 시공방법을 제공하는데 그 목적이 있다.Accordingly, the present invention has been made to solve the above problems, the under tension to move the under tension to a place where there is no limitation of the mold space, the under tension to support the main girder (beam) using a connecting material. The purpose is to provide a long span structure and a construction method thereof.

상기한 목적을 달성하기 위한 본 발명에 따른 언더텐션을 이용한 장스팬 구조물은 기둥 또는 보에 의하여 설치된 양측의 지점부와; 상기 지점부에 거치되며, 일정한 곡률을 갖는 상현재와; 상기 상현재의 양단부에 하부로 강결되며, 일정한 곡률을 갖는 인장재와; 상기 상현재와 인장재간에 수직으로 다수 개가 고정 설치되며, 상기 상현재 및 인장재를 연결시키는 압축부재와; 상기 압축부재에 수직으로 연결되는 연결재로 구성됨을 특징으로 한다.Long span structure using the under tension according to the present invention for achieving the above object is the point portion on both sides installed by a column or beam; An image current mounted on the point portion and having a constant curvature; A tension member rigidly lowered at both ends of the phase current and having a constant curvature; A plurality of compression members installed vertically between the phase chord and the tension member and connecting the phase chord and the tension member; Characterized in that it consists of a connecting material connected to the compression member vertically.

또한, 상기한 목적을 달성하기 위한 본 발명에 따른 언더텐션을 이용한 장스팬 구조물 시공방법은 기둥 또는 보에 의하여 설치된 양측의 지점부에 일정한 곡률을 갖는 상현재를 거치하며, 상기 상현재의 양단부에 일정한 곡률을 갖는 인장재를 접합하며, 상기 상현재 및 인장재간에 수직으로 압축부재를 설치하며, 상기 압축부재의 하부에 수직으로 연결재를 연결하여, 장스팬 구조물을 시공함을 특징으로 한다.In addition, the long span structure construction method using the under tension according to the present invention for achieving the above object is mounted through the phase chord having a constant curvature at the point portions of both sides installed by the column or beam, Bonding a tension member having a constant curvature, and installing a compression member vertically between the upper chord and the tension member, by connecting the connecting member vertically to the lower portion of the compression member, characterized in that the construction of the long span structure.

상기한 바와 같은 구성으로 이루어진 본 발명에 따른 언더텐션을 이용한 장스팬 구조물 및 이의 시공방법은 다음과 같은 효과가 있다.The long span structure using the under tension according to the present invention having the configuration as described above and a construction method thereof have the following effects.

첫째, 본 발명은 언더텐션의 구조를 최적화 설계하고, 이를 거더(보)와 연결재를 사용하여 지지함으로써, 형하공간을 확보할 수 있는 장점이 있다.First, the present invention has an advantage of ensuring the geometry of the structure by optimally designing the structure of the under tension, and by supporting it using a girder (beam) and the connecting material.

둘째, 본 발명은 언더텐션과 인장재 혹은 압축재의 합성구조로서 인장력을 필요에 따라 도입할 수 있는 구조이므로 구조적인 효율성이 극대화되는 이점이 있다.Second, the present invention has the advantage that the structural efficiency is maximized because it is a structure that can introduce a tensile force as necessary as a composite structure of the under tension and tension or compression material.

셋째, 본 발명은 인장재로 케이블 및 강봉 등의 모든 인장부재를 사용할 수 있는 장점이 있다.Third, the present invention has the advantage that all tension members such as cables and steel rods can be used as the tension member.

이하, 본 발명을 첨부한 예시도면을 참조하여 상세히 설명한다.Hereinafter, with reference to the accompanying drawings, the present invention will be described in detail.

도 2는 본 발명에 따른 형고의 제약이 없는 언더텐션을 이용한 장스팬 구조물을 도시한 예시도. Figure 2 is an exemplary view showing a long span structure using the under tension without constraint of the mold height in accordance with the present invention.

이 도면에 도시된 바와 같이, 본 발명에 따른 언더텐션을 이용한 장스팬 구조물은 기둥 또는 보에 의하여 설치된 양측의 지점부(100)와; 상기 지점부(100)에 거치되며, 일정한 곡률을 갖는 상현재(200)와; 상기 상현재(200)의 양단부에 하부로 강결되며, 일정한 곡률을 갖는 인장재(300)와; 상기 상현재(200)와 인장재(300)간에 수직으로 다수개가 고정 설치되며, 상기 상현재(200) 및 인장재를 연결시키는 압축부재(400)와; 상기 압축부재(400)에 수직으로 연결되는 연결재(500)으로 구성된다.As shown in this figure, the long span structure using the under tension according to the present invention includes a branch portion 100 on both sides installed by a column or beam; An image chord 200 mounted on the point part 100 and having a constant curvature; A tension member 300 which is rigidly lowered at both ends of the upper chord 200 and has a constant curvature; A plurality of vertically fixed installations between the phase chord 200 and the tension member 300, and a compression member 400 connecting the phase chord 200 and the tension member; It is composed of a connecting member 500 that is vertically connected to the compression member 400.

즉, 본 발명에 따른 언더텐션을 이용한 장스팬 구조물은 언더텐션을 형하공간의 제약이 없는 장소로 이동시켜 위치하고, 연결재(500)를 사용하여 주 거더(보)를 지지하도록 한 점을 본 발명의 기술적 사상으로 한다.That is, the long span structure using the under tension according to the present invention is to move the under tension to a place where there is no constraint of the geometry space, and to support the main girder (beam) using the connecting member 500 of the present invention It is technical idea.

여기서, 상기 언더텐션은 본 발명의 구성요소인 상현재(200)와 인장재(300) 및 압축부재(300)가 유기적으로 결합되어 이루어진 부분을 의미한다.Here, the under tension means a portion formed by organically coupling the phase chord 200, the tension member 300 and the compression member 300, which is a component of the present invention.

여기서, 상기 상현재(200)은 일정한 곡률을 갖는 파이프로 이루어지거나, 콘크리트, 철골, 목재 등 다양한 재질을 이용할 수도 있음을 밝혀둔다.Here, the phase current 200 is made of a pipe having a certain curvature, or put out that a variety of materials, such as concrete, steel, wood.

또한, 상기 인장재(300)는 강선, 강선로프, 케이블, 강봉, 강막대, PC강재 중 어느 하나 또는 이들의 조합으로 구성할 수도 있음을 밝혀둔다.In addition, it is noted that the tension member 300 may be composed of any one or a combination of steel wire, steel wire rope, cable, steel bar, steel rod, PC steel.

그리고, 상기 인장재(300)에는 필요에 따라 인장력을 도입할 수도 있음을 밝혀둔다.And, it is noted that the tension member 300 may be introduced with a tensile force as needed.

또한, 상기 압축부재(400)는 단면형상이 횡단면 형상일 경우에는 삼각형 또는 아래로 볼록한 반원형상으로 형성되며, 상기 반원형상으로 이루어진 압축부재(400)의 하단에 다수개의 인장재(300)이 삽입되며, 그 양단부에 상현재(200)가 삽입 설치된 구조이다.In addition, when the cross-sectional shape is a cross-sectional shape, the compression member 400 is formed in a semi-circular shape convex or downward, and a plurality of tension members 300 are inserted into the lower end of the compression member 400 made of the semi-circular shape. The upper chord 200 is inserted into both ends thereof.

여기서, 상기 압축부재(400)는 단면형상이 V자형, 반원형, U형 중 어느 하나의 단면상 입체형상으로 형성될 수도 있음을 밝혀둔다.Here, it is noted that the compression member 400 may be formed in a three-dimensional cross-sectional shape of any one of the V-shaped, semi-circular, U-shaped cross section.

그리고, 상기 연결재(500)는 강선, 강선로프, 케이블, 강봉, 강막대, PC강재 등의 인장재는 물론 파이프, 스틸박스, H형강, C형강 등의 압축재 중 어느 하나 또는 이들의 조합으로 구성할 수도 있음을 밝혀둔다.In addition, the connecting member 500 is composed of any one or a combination of compressive materials such as pipes, steel boxes, H-shaped steel, C-shaped steel, as well as tension members such as steel wire, steel wire rope, cable, steel rod, steel rod, PC steel. Make sure you can.

또한, 상기 연결재(500)에는 필요에 따라 인장력을 도입할 수도 있음을 밝혀둔다.In addition, it is noted that the connecting member 500 may introduce a tensile force as necessary.

상기한 바와 같은 구성으로 이루어진 본 발명에 따른 언더텐션을 이용한 장스팬 구조물 시공에 대해 설명한다.The construction of the long span structure using the under tension according to the present invention having the configuration as described above will be described.

본 발명에 따른 언더텐션을 이용한 장스팬 구조물 시공방법은 기둥 또는 보에 의하여 설치된 양측의 지점부(100)에 일정한 곡률을 갖는 상현재(200)를 거치하며, 상기 상현재(200)의 양단부에 일정한 곡률을 갖는 인장재(300)를 접합하며, 상기 상현재(300) 및 인장재(400)간에 수직으로 압축부재(400)를 설치하며, 상기 압축부재(400)의 하부에 수직으로 연결재(500)를 연결하여, 장스팬 구조물을 시공한다.The long span structure construction method using the under tension according to the present invention is mounted on both ends of the upper chord 200 having a constant curvature to the point portion 100 on both sides installed by the column or beam, Bonding the tension member 300 having a predetermined curvature, and the compression member 400 is installed vertically between the upper chord 300 and the tension member 400, and the connecting member 500 perpendicular to the lower portion of the compression member 400 Connect the long span structure.

여기서, 상기 인장재(300)는 강선, 강선로프, 케이블, 강봉, 강막대, PC강재 중 어느 하나 또는 이들의 조합으로 시공하며, 인장력을 필요에 따라 도입할 수도 있음을 밝혀둔다.Here, the tension member 300 is constructed of any one or a combination of steel wire, steel wire rope, cable, steel rod, steel rod, PC steel, it is noted that the tensile force may be introduced as necessary.

또한, 상기 연결재(500)는 강선, 강선로프, 케이블, 강봉, 강막대, PC강재 등의 인장재는 물론 파이프, 스틸박스, H형강, C형강 등의 압축재 중 어느 하나 또는 이들의 조합으로 구성할 수도 있음을 밝혀둔다.In addition, the connecting member 500 is composed of any one or a combination of compressive materials such as pipes, steel boxes, H-shaped steel, C-shaped steel, as well as tension members such as steel wire, steel wire rope, cable, steel rod, steel rod, PC steel. Make sure you can.

상기한 바와 같은 구조 및 시공으로 이루어지는 본 발명에 따른 언더텐션을 이용한 장스팬 구조물 및 이의 시공방법은 지점부(100)상에 상현재(200)를 설치한 다음 상기 상현재(200)의 양단 하부에 인장재(300)를 연장 설치하고, 상기 상현재(200)의 하부와 인장재(300)의 사이에 압축부재(400)를 설치한 다음 상기 압축부 재(400)의 하부로 연결재(500)를 설치한 다음, 상기 인장재(300)에 인장력을 도입하여 압축부재(400)에 의하여 상현재(200)에 상향의 압축력이 전달되도록 하여 상현재(200)에 작용하는 사하중 및 활하중에 저항할 수 있는 압축력이 인장재(300)의 인장에 의하여 도입되는 작용효과가 있다.The long span structure and the construction method using the under tension according to the present invention made of the structure and construction as described above, after installing the upper chord 200 on the branch portion 100, the lower end of the upper chord 200 Extending the tension member 300 in the installation, the compression member 400 is installed between the lower portion of the upper chord 200 and the tension member 300, and then the connecting member 500 to the lower portion of the compression member 400 After installation, the tensile force is introduced into the tension member 300 so that the upward compressive force is transmitted to the upper chord 200 by the compression member 400, thereby resisting dead load and live load acting on the upper chord 200. There is an effect that the compressive force is introduced by the tension of the tension member 300.

또한, 상기와 같이 상현재(200)의 하부에 설치된 인장재(300)를 이용하여 교량 및 건축물이 노후되어 교량 및 건축물의 내하력을 보강하거나 또는 교량 및 건축물의 하중 지지력을 한 단계 상승시키기 위하여 상기 상현재(200)의 양측 단부 하부에 기 설치된 인장재(300)에 인장력을 재차 도입하면 간단히 교량 및 건축물의 내하력을 증가시킬 수 있다.In addition, the bridge and the building is aging by using the tension member 300 installed in the lower portion of the phase current 200 as described above to reinforce the load capacity of the bridge and building or to raise the load bearing capacity of the bridge and building one step Re-introducing a tensile force to the tension member 300 pre-installed in the lower end of both ends of the current 200 can simply increase the load capacity of the bridge and building.

도 1은 종래기술에 따른 형고의 제약을 받는 언더텐션을 이용한 장스팬 구조물을 도시한 예시도,1 is an exemplary view showing a long span structure using under tension under the constraint of the mold height according to the prior art,

도 2는 본 발명에 따른 형고의 제약이 없는 언더텐션을 이용한 장스팬 구조물을 도시한 예시도.Figure 2 is an exemplary view showing a long span structure using the under tension without constraint of the mold height in accordance with the present invention.

-도면의 주요부분에 대한 부호의 설명-Explanation of symbols on the main parts of the drawing

100: 지점부 200: 상현재100: branch 200: present

300: 인장재 400: 압축부재300: tension member 400: compression member

500: 연결재500: connecting material

Claims (10)

기둥 또는 보에 의하여 설치된 양측의 지점부(100)와; 상기 지점부(100)에 거치되며, 일정한 곡률을 갖는 상현재(200)와; 상기 상현재(200)의 양단부에 하부로 강결되며, 일정한 곡률을 갖는 인장재(300)와; 상기 상현재(200)와 인장재(300)간에 수직으로 다수개가 고정 설치되며, 상기 상현재(200) 및 인장재를 연결시키는 압축부재(400)와; 상기 압축부재(400)에 수직으로 연결되는 연결재(500)으로 구성됨을 특징으로 하는 언더텐션을 이용한 장스팬 구조물.Branch portions 100 on both sides provided by the pillar or beam; An image chord 200 mounted on the point part 100 and having a constant curvature; A tension member 300 which is rigidly lowered at both ends of the upper chord 200 and has a constant curvature; A plurality of vertically fixed installations between the phase chord 200 and the tension member 300, and a compression member 400 connecting the phase chord 200 and the tension member; Long span structure using an under tension, characterized in that consisting of a connecting member 500 that is vertically connected to the compression member 400. 제 1항에 있어서,The method of claim 1, 상기 인장재(300)는 강선, 강선로프, 케이블, 강봉, 강막대, PC강재 중 어느 하나 또는 이들의 조합으로 구성됨을 특징으로 하는 언더텐션을 이용한 장스팬 구조물.The tension member 300 is a long span structure using under tension, characterized in that consisting of any one or a combination of steel wire, steel wire rope, cable, steel bar, steel rod, PC steel. 제 1항 또는 제 2항에 있어서,The method according to claim 1 or 2, 상기 인장재(300)에는 인장력이 도입된 것을 특징으로 하는 언더텐션을 이용한 장스팬 구조물. Long span structure using the under tension, characterized in that the tensile force is introduced into the tension member (300). 제 1항에 있어서,The method of claim 1, 상기 연결재(500)는 강선, 강선로프, 케이블, 강봉, 강막대, PC강재 중의 인 장재 또는 파이프, 스틸박스, H형강, C형강 중의 압축재 중에서 어느 하나 또는 이들의 조합으로 구성됨을 특징으로 하는 언더텐션을 이용한 장스팬 구조물.The connecting member 500 is made of any one or a combination of steel wire, steel wire rope, cable, steel rod, steel rod, compression material in pipe or steel box, steel box, H-shaped steel, C-shaped steel in PC steel Long span structure using under tension. 제 1항 또는 제 4항에 있어서,The method according to claim 1 or 4, 상기 연결재(500)에는 인장력이 도입된 것을 특징으로 하는 언더텐션을 이용한 장스팬 구조물. Long span structure using the under tension, characterized in that the tensile force is introduced into the connecting member (500). 기둥 또는 보에 의하여 설치된 양측의 지점부(100)에 일정한 곡률을 갖는 상현재(200)를 거치하며, 상기 상현재(200)의 양단부에 일정한 곡률을 갖는 인장재(300)를 접합하며, 상기 상현재(300) 및 인장재(400)간에 수직으로 압축부재(400)를 설치하며, 상기 압축부재(400)의 하부에 수직으로 연결재(500)를 연결하여, 장스팬 구조물을 시공함을 특징으로 하는 아치와 언더텐션을 합성한 장스팬 구조물 시공방법.Mounting the phase chord 200 having a constant curvature to the point portion 100 on both sides provided by the column or beam, and joins the tension member 300 having a constant curvature to both ends of the image chord 200, the image The compression member 400 is vertically installed between the current 300 and the tension member 400, and the connecting member 500 is vertically connected to the lower portion of the compression member 400 to construct a long span structure. Long span structure construction method combining arch and under tension. 제 6항에 있어서,The method of claim 6, 상기 인장재(300)는 강선, 강선로프, 케이블, 강봉, 강막대, PC강재 중 어느 하나 또는 이들의 조합으로 이루어짐을 특징으로 하는 언더텐션을 이용한 장스팬 구조물 시공방법.The tension member 300 is a long span structure construction method using under tension, characterized in that made of any one or a combination of steel wire, steel wire rope, cable, steel bar, steel rod, PC steel. 제 6항 또는 제 7항에 있어서,The method according to claim 6 or 7, 상기 인장재(300)에는 인장력을 도입함을 특징으로 하는 언더텐션을 이용한 장스팬 구조물 시공방법. Long span structure construction method using the under tension, characterized in that the tensile force is introduced into the tension member (300). 제 6항에 있어서,The method of claim 6, 상기 연결재(500)는 강선, 강선로프, 케이블, 강봉, 강막대, PC강재 중의 인장재 또는 파이프, 스틸박스, H형강, C형강 중의 압축재 중에서 어느 하나 또는 이들의 조합으로 이루어짐을 특징으로 하는 언더텐션을 이용한 장스팬 구조물 시공방법.The connecting member 500 is made of any one or a combination of steel wire, steel wire rope, cable, steel rod, steel rod, tension material in PC steel, or compression material in pipe, steel box, H-shaped steel, C-shaped steel Long span structure construction method using tension. 제 6항 또는 제 9항에 있어서,The method according to claim 6 or 9, 상기 연결재(500)에는 인장력을 도입함을 특징으로 하는 언더텐션을 이용한 장스팬 구조물 시공방법.Long span structure construction method using the under tension, characterized in that for introducing the tensile force to the connecting member (500).
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KR101521810B1 (en) * 2014-11-14 2015-05-22 디에스케이엔지니어링(주) Solar cell panel suspension structure system using compression member
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