KR200417259Y1 - Expansion joint for a bridge structure - Google Patents

Expansion joint for a bridge structure Download PDF

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Publication number
KR200417259Y1
KR200417259Y1 KR2020060006986U KR20060006986U KR200417259Y1 KR 200417259 Y1 KR200417259 Y1 KR 200417259Y1 KR 2020060006986 U KR2020060006986 U KR 2020060006986U KR 20060006986 U KR20060006986 U KR 20060006986U KR 200417259 Y1 KR200417259 Y1 KR 200417259Y1
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South Korea
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expansion joint
anchor
fixed
support means
joint device
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KR2020060006986U
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Korean (ko)
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서팔훈
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서팔훈
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    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01DCONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
    • E01D19/00Structural or constructional details of bridges
    • E01D19/06Arrangement, construction or bridging of expansion joints
    • E01D19/065Joints having sliding plates

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Bridges Or Land Bridges (AREA)
  • Road Paving Structures (AREA)

Abstract

개시된 내용은 신축이음장치에 관한것으로, 보다 상세하게는 앵커에 고정되는 철근이 직경에 상관없이 안착되게 하여 용접이 용이하도록 하며, 앵커가 외력에 의해 임의로 변형되는 것을 방지한 신축이음장치에 관한 것이다.The present disclosure relates to expansion joints, and more particularly, to expansion joints which allow steel to be fixed to anchors to be seated regardless of diameter to facilitate welding, and prevent anchors from being arbitrarily deformed by external force. .

이러한 신축이음장치는 신축이음장치에 있어서, 교량상판의 이음부에서 소정간격을 두고 서로 맞물리는 한쌍의 핑거플레이트(110);와, 상기 핑거플레이트가 고정되는 지지수단(120); 및, 상면에 보강철근이 안착/용접되는 "V"자형의 고정홈(132)을 형성하여 상기 지지수단(110)의 측면에 길이방향으로 다수 고정되는 앵커(130);를 포함하여 달성된다.Such expansion joint device, in the expansion joint device, a pair of finger plates 110 to be engaged with each other at a predetermined distance from the joint of the bridge plate; and, the support means 120 is fixed to the finger plate; And an anchor 130 which is fixed to the side of the support means 110 by forming a fixing groove 132 having a “V” shape in which the reinforcing steel is seated / welded on the upper surface.

신축이음장치, 핑거, 앵커 Expansion Joint, Finger, Anchor

Description

교량용 신축이음장치{EXPANSION JOINT FOR A BRIDGE STRUCTURE}Expansion joints for bridges {EXPANSION JOINT FOR A BRIDGE STRUCTURE}

도 2는 본 고안 교량용 신축이음장치의 사시도,Figure 2 is a perspective view of the expansion joint device for the present invention,

도 3은 본 고안 교량용 신축이음장치의 분해사시도Figure 3 is an exploded perspective view of the expansion joint device for the subject innovation

도 4는 본 고안 교량용 신축이음장치의 단면도,Figure 4 is a cross-sectional view of the expansion joint device for the subject innovation,

도 5는 본 고안 교량용 신축이음장치의 평면도,5 is a plan view of the expansion joint device for the present invention,

※ 도면의 주요부분에 대한 부호의 설명※ Explanation of code for main part of drawing

110:핑거플레이트, 112:핑거, 120:지지수단, 122:벽부, 124:하판, 110: finger plate, 112: finger, 120: support means, 122: wall portion, 124: bottom plate,

130:앵커, 132:고정홈, 134:고정단, 136:연결부, 140:신축부재130: anchor, 132: fixing groove, 134: fixing end, 136: connecting portion, 140: elastic member

본 고안은 앵커에 고정되는 철근이 직경에 상관없이 안착되게 하여 용접이 용이하도록 하며, 앵커가 외력에 의해 임의로 변형되는 것을 방지한 신축이음장치에 관한 것이다.The present invention relates to an expansion joint device that allows the reinforcing bar fixed to the anchor to be seated regardless of diameter to facilitate welding, and prevents the anchor from being arbitrarily deformed by external force.

일반적으로 교량구조물은 온도변화 및 하중에 따라서 팽창하고 수축된다. 그러므로, 일정한 길이 이상으로 건설되는 교량구조물은 교량상판의 일정 길이마다 적정한 연결틈새를 가지고 있다. 이러한 교량 상판 간의 연결틈새에는 신축되는 신 축이음장치가 설치되는데, 이러한 신축이음장치로 인하여 교량 상판은 신축에 의해 손상되는것이 방지되고, 차량이 원활하게 주행할 수 있게 된다.In general, bridge structures expand and contract in response to temperature changes and loads. Therefore, a bridge structure constructed over a certain length has an appropriate connection gap for each length of the bridge deck. The expansion joint between the bridge top plate is installed, the expansion joint is installed, the expansion joint prevents the bridge top plate from being damaged by the expansion and contraction, the vehicle can run smoothly.

이러한 종래의 교량용 신축이음장치가 도 1a 및 도 1b에 도시되어 있다. 이들 도면에 도시된 바와 같이, Such a conventional expansion joint device for bridges is shown in FIGS. 1A and 1B. As shown in these figures,

종래의 신축이음장치는 교량의 상판 사이에 소정간격을 두고 상호 대향배치되는 한쌍의 주판체와, 주판체의 길이방향에 가로로 배치되어 교량상판에 매입되는 복수의 앵커부를 가진다.Conventional expansion joint apparatus has a pair of main body body disposed to face each other at a predetermined interval between the upper plate of the bridge, and a plurality of anchors arranged horizontally in the longitudinal direction of the main plate body embedded in the bridge top plate.

주판체는 교량의 판면방향을 따라 배치되는 상판부와, 상판부로부터 하향 연장되도록 배치되는 지지부를 가진다. 상호 대향하도록 배치된 각 상판부의 내측연부는 골부와 정부가 반복적으로 형성됨으로써 톱니형상을 이룬다. 지지부의 일단에는 길이방향을 따라 연장된 돌출턱이 형성되어 있으며, 이에 대향한 타측단부에는 돌출턱을 수용할 수 있도록 수용홈이 형성되어 있다. 지지부의 양 단부영역에는 상호 연속적으로 배치된 다른 신축이음장치와 접속용 ㅂ로트 및 너트에 의해 상호 체결유지될 수 있도록 접속편이 각각 돌출형성되어 있다. 각 접속편의 상부연부는 접속용 볼트를 수용지지할 수 있도록 하향절취되어 있다.The main plate body has an upper plate portion disposed along the plate surface direction of the bridge, and a support portion disposed to extend downward from the upper plate portion. The inner edges of the upper plate portions arranged to face each other form a sawtooth shape by repeatedly forming the valley portion and the top portion. One end of the support portion is formed with a protruding jaw extending in the longitudinal direction, the other end is opposed to the receiving groove is formed to accommodate the protruding jaw. The connecting pieces are protruded from both end regions of the support so that they can be held together by other expansion joints arranged in succession with each other, and a connecting nut and a nut. The upper edge of each connecting piece is cut down to accommodate the connecting bolt.

한편, 각 지지부의 일측판면에는 판면으로부터 돌출된 복수의 앵커가 형성되어 있으며, 각 앵커부는 지지부의 길이방향을 따라 상호 등간격으로 이격배치되어 있다. 각 앵커부에는 판면을 관통하여 중공부가 형성되어 있으며, 중공부 내에는 그라우팅의 타설을 위해 교량상판의 길이방향에 가로로 배치되는 복수의 철근이 수용되어 있다. 각 앵커부의 중공부내에 수용된 철근들은 상호간의 간격을 유지할 수 있도록 앵커부와 나란하게 배치된 복수의 철근에 결합되어 있다.On the other hand, a plurality of anchors protruding from the plate surface is formed on one side plate surface of each support portion, and each anchor portion is spaced at equal intervals from each other along the longitudinal direction of the support portion. A hollow part is formed in each anchor part through a plate surface, and the hollow part accommodates the several rebar arrange | positioned horizontally in the longitudinal direction of the bridge top plate for grouting. Reinforcing bars accommodated in the hollow part of each anchor part are coupled to a plurality of rebars arranged side by side with the anchor part so as to maintain a mutual gap.

그런데, 이러한 종래의 교량용 신축이음장치에 있어서는 교량상판의 측방영역으로부터 철근을 각 앵커부의 중공부내에 삽입하여야 하므로 철근의 삽입작업이 곤란할 뿐만 아니라, 각 앵커부의 중공부내에 삽입된 철근이 상호 이격유지되도록 하기 위해서는 철근의 길이방향에 가로로 복수의 철근을 배치하고 각 철근의 교차영역을 철사 등을 사용하여 일일이 결속하여야 하는 번거로움이 있다.However, in such a conventional expansion joint device for bridges, since the reinforcing bars must be inserted into the hollow portions of the respective anchor portions from the side regions of the bridge deck, it is not only difficult to insert the reinforcing bars but also the bars inserted into the hollow portions of the respective anchor portions are spaced apart from each other. In order to be maintained, there is a need to arrange a plurality of rebars horizontally in the longitudinal direction of the reinforcing bars and to bind the cross sections of each reinforcing bar using wires.

상기한 바와 같은 본 고안 신축이음장치는 앵커의 상면에 "V"형의 철근 고정용 고정홈을 형성함으로써, 철근이 직경에 상관없이 일정한 위치에 안착되게 하고, 용접고정이 용이하게 한 신축이음장치를 제공하는데 그 목적이 있다.The expansion joint device of the present invention as described above by forming a fixing groove for fixing the reinforcing bar of the "V" type on the upper surface of the anchor, so that the reinforcing bar is seated at a constant position irrespective of the diameter, and easy to secure welding The purpose is to provide.

또한, 앵커가 외력에 의해 임의로 변형되는 것을 방지하도록 앵커의 선단을 연결부를 통해 연결/보강한 신축이음장치를 제공하는데에도 그 목적이 있다.It is also an object of the present invention to provide an expansion joint device for connecting / reinforcing the tip of an anchor through a connecting portion to prevent the anchor from being arbitrarily deformed by an external force.

상기의 목적을 달성하기 위한 본 고안 교량용 신축이음장치는 교량용 신축이음장치에 있어서, 교량상판의 이음부에서 소정간격을 두고 서로 맞물리는 한쌍의 핑거플레이트;와, 상기 핑거플레이트가 고정되는 지지수단; 및, 상면에 보강철근이 안착/용접되는 "V"자형의 고정홈을 형성하여 상기 지지수단의 측면에 길이방향으로 다수 고정되는 앵커;를 포함하는 것을 특징으로 하는 교량용 신축이음장치를 제공함으로써 달성된다.The bridge joint expansion device according to the present invention for achieving the above object, in the bridge expansion joint device, a pair of finger plates to be engaged with each other at a predetermined distance from the joint of the bridge plate; and, the finger plate is supported Way; By providing an expansion joint device for a bridge comprising a; and a plurality of anchors formed in the longitudinal direction on the side of the support means by forming a "V" shaped groove for reinforcing steel is seated / welded on the upper surface; Is achieved.

여기서, 상기 앵커는 지그재그형인 것이 바람직하다.Here, the anchor is preferably zigzag.

그리고, 상기 앵커는 후단에 지지수단에 고정되는 고정단을 연장/절곡 형성하는 것이 바람직하다.In addition, the anchor is preferably formed to extend / bend the fixed end fixed to the support means at the rear end.

또한, 상기 앵커는 인접한 한쌍의 앵커 선단을 연결하는 연결부를 형성하는 것이 바람직하다.In addition, the anchor preferably forms a connecting portion connecting the adjacent pair of anchors.

이하, 본 고안 신축이음장치의 바람직한 실시예를 첨부도면을 참조하여 상세하게 설명한다.Hereinafter, with reference to the accompanying drawings, a preferred embodiment of the expansion joint device of the present invention will be described in detail.

첨부도면중 도 2는 본 고안 신축이음장치의 사시도이고, 도 3은 본 고안 신축이음장치의 분해사시도이다.Figure 2 of the accompanying drawings is a perspective view of the expansion joint device of the present invention, Figure 3 is an exploded perspective view of the expansion joint device of the present invention.

상기 도면들에서도시하는 바와 같은 본 고안 신축이음장치는 교량상판의 이음부에 각각 배치되어 서로 맞물리는 핑거플레이트(110)와, 핑거플레이트(110)를 고정하는 지지수단(120)과, 상기 지지수단(120) 사이공간에 고정되는 신축수단(140) 및, 상기 지지수단(120)이 교량상판(B)에 견고하게 고정되게 하는 앵커(130)로 구성된다.The expansion joint device of the present invention as shown in the drawings is disposed on the joint portion of the bridge top plate respectively engaged with the finger plate 110, the support means 120 for fixing the finger plate 110, and the support Stretching means 140 is fixed to the space between the means 120, and the support means 120 is anchored to the anchor 130 to be firmly fixed to the bridge top plate (B).

상기 핑거플레이트(110)는 선단에 핑거(112)들을 교호되게 돌출형성하며, 한쌍으로 구성되어 양측에서 핑거(112)가 서로 맞물리도록 배치된다.The finger plate 110 alternately protrudes the fingers 112 at the tip, and is configured in a pair so that the fingers 112 are engaged with each other at both sides.

상기 지지수단(120)은 수직입설되어 상단에 상기 핑거플레이트(110)가 고정되는 벽부(122)와, 벽부(122)의 하단에서 일측으로 절곡되는 하판(124)으로 이루어져 교량상판(B)의 고정홈(B1)에 설치된다.The support means 120 is vertically placed, the wall portion 122 is fixed to the finger plate 110 is fixed to the top, and the lower plate 124 is bent to one side at the bottom of the wall portion 122 of the bridge top plate (B) It is installed in the fixing groove (B1).

상기 앵커(130)는 지그재그형으로 이루어져 상면에 "V"형의 고정홈(132)을 복수 형성하고, 후단에서 연장/절곡되어 지지수단(120)의 벽부(120)에 용접등으로 고정되는 고정단(134)을 형성하여 지지수단(120)에 일정간격 이격되게 다수 배치되며, 이와같은 다수의 앵커(130)들은 인접한 한쌍의 앵커(130) 선단을 연결하는 연결부(136)에 의해 서로 연결된다.The anchor 130 is formed in a zigzag form a plurality of fixing grooves 132 of the "V" type on the upper surface, and fixed / fixed to the wall portion 120 of the support means 120 is extended / bent at the rear end. A plurality of anchors 130 are formed at a predetermined interval apart from the support means 120 by forming a stage 134, and the plurality of anchors 130 are connected to each other by a connecting portion 136 connecting the tip of an adjacent pair of anchors 130. .

상기 신축수단(140)은 고무등의 신축성있는 재질로 구성되어 양단이 양측에 배치된 지지수단(120)의 벽부(122)에 각각 고정됨으로써 교량상판(B)의 신축에 따라 신축하게 된다.The expansion means 140 is made of an elastic material such as rubber, and both ends are fixed to the wall portion 122 of the support means 120 disposed on both sides, so that the expansion means 140 is stretched in accordance with the expansion and contraction of the bridge top plate (B).

이하, 상기의 구성을 갖는 본 고안 신축이음장치의 결합 및 작용을 설명한다.Hereinafter, the coupling and operation of the present invention expansion joint device having the above configuration.

첨부도면중 도 4는 본 고안 신축이음장치의 단면도이고, 도 5는 본 고안 신축이음장치의 평면도이다.4 is a cross-sectional view of the expansion joint device of the present invention, Figure 5 is a plan view of the expansion joint device of the present invention.

도 4에서 도시된 바와 같이 양측 교량상판(B)의 설치홈(B1)으로 지지수단이 각각 설치되며, 이 지지수단(120)의 상단으로 선단의 핑거(112)가 서로 맞물린 한쌍의 핑거플레이트(110) 후단이 각각 볼트(M)등에 의해 체결/고정된다.As shown in FIG. 4, the supporting means are respectively installed in the installation grooves B1 of the bridge top plates B on both sides, and the pair of finger plates in which the finger 112 of the tip is engaged with each other at the upper end of the supporting means 120 ( 110) The rear ends are fastened / fixed by bolts M and the like, respectively.

여기서 지지수단(120)은 수직입설된 벽부(122)의 하단에서 내측으로 절곡된 하판(124)이 설치홈(B1)의 바닥면에 지지되고, 벽부(122)의 상단에는 상기와 같이 핑거플레이트(110)가 고정되며, 서로 맞물린 핑거플레이트(110)의 핑거(112)들 사이로 유입되는 우수 및 이물질들이 하부로 낙하하는 것을 방지하도록 양측 지지수단(120)의 벽부(122) 사이에 신축부재(140)가 구비된다.Here, the support means 120 is a lower plate 124 bent inward from the bottom of the vertically vertical wall portion 122 is supported on the bottom surface of the installation groove (B1), the upper end of the wall portion 122 as described above finger plate The fixing member 110 is fixed and stretched between the wall portions 122 of both support means 120 to prevent rainwater and foreign matters falling between the fingers 112 of the finger plate 110 engaged with each other. 140 is provided.

상기의 지지수단(120)은 벽부(122)의 내측에 후단의 고정단(134)이 용접고정된 앵커(130)를 교량상판(B)의 보강철근(S)에 고정시킨 뒤 설치홈(B1)에 콘크리트 (C)를 타설하게 된다.The support means 120 is fixed to the reinforcing bars (S) of the bridge top plate (B) fixed to the anchor 130, the fixed end 134 of the rear end welded to the inner side of the wall portion 122 mounting groove (B1) ) Will be poured concrete (C).

이때, 지그재그형으로 형성된 앵커(130)의 상면에 형성되는 "V"형 고정홈(132)에 철근(S)을 안착시킨 뒤 양측을 용접고정하여 앵커(130)와 철근(S)을 고정시키게 된다.At this time, the rebar (S) is seated in the "V" -shaped fixing groove 132 formed on the upper surface of the anchor 130 formed in a zigzag shape and fixed to both sides to fix the anchor 130 and the reinforcing bars (S). do.

따라서 앵커(130)에 "V"형의 고정홈(132)을 형성함으로 인해 보강철근(S)의 직경에 관계 없이 쉽게 안착고정되므로 용접이 용이하며, 보강철근(S)의 직경에 따른 고정홈(132)을 형성한 별도의 앵커(130)를 마련하지 않아도 되므로 자재의 유통 및 관리가 용이한 잇점이 있다.Therefore, by forming a fixing groove 132 of the "V" type in the anchor 130, because it is easily fixed and fixed regardless of the diameter of the reinforcing bar (S), welding is easy, and the fixing groove according to the diameter of the reinforcing bar (S) Since it is not necessary to provide a separate anchor 130 formed with 132 has the advantage of easy distribution and management of materials.

한편, 도 5에서 도시하는 바와 같이 상기의 앵커(130)는 지지수단(120)의 벽부(122)에 일정간격 이격되게 다수 형성되는데, 인접배치된 한쌍의 앵커(130) 선단이 연결부(136)로 연결되어 보강되므로 외력에 의해 임의로 구부러지는 것이 방지된다.On the other hand, as shown in Figure 5 is a plurality of anchor 130 is formed on the wall portion 122 of the support means 120 spaced apart at a predetermined interval, a pair of adjacent anchors 130 are disposed adjacent the connecting portion 136 Since it is connected to the reinforcement to prevent it from being arbitrarily bent by the external force.

상기한 바와 같은 본 고안 신축이음장치는 앵커를 지그재그형으로 구성하고 상면에 V형의 고정홈이 형성되게 하여 철근의 직경에 상관없이 철근이 안착고정되므로 용접이 용이한 효과가 발생된다.The expansion joint device of the present invention as described above is composed of an anchor in a zigzag shape and the V-shaped fixing grooves are formed on the upper surface so that the reinforcing bar is fixed regardless of the diameter of the rebar, so that the welding is easily produced.

또한, 앵커의 선단을 연결부를 통해 연결/보강함으로써 앵커가 외력에 의해 임의로 변형되는 것이 방지되는 효과도 있다.In addition, there is also an effect that the anchor is prevented from being arbitrarily deformed by external force by connecting / reinforcing the tip of the anchor through the connecting portion.

Claims (4)

신축이음장치에 있어서,In expansion joint, 교량상판의 이음부에서 소정간격을 두고 서로 맞물리는 한쌍의 핑거플레이트(110); A pair of finger plates 110 engaged with each other at predetermined intervals at the joints of the bridge deck; 상기 핑거플레이트(110)가 고정되는 지지수단(120); 및,Support means for fixing the finger plate 110; And, 상면에 보강철근(S)이 안착/용접되는 "V"자형의 고정홈(132)을 형성하여 상기 지지수단(110)의 측면에 길이방향으로 다수 고정되는 앵커(130);를 포함하는 것을 특징으로 하는 신축이음장치.A plurality of anchors 130 are fixed in the longitudinal direction on the side of the support means 110 is formed by forming a "V" shaped fixing groove 132 to the reinforcement (S) is seated / welded on the upper surface; Expansion joints. 제 1항에 있어서,The method of claim 1, 상기 앵커(130)는 지그재그형인것을 특징으로 하는 신축이음장치.The anchor 130 is an expansion joint characterized in that the zigzag type. 제 1항 또는 제 2항에 있어서,The method according to claim 1 or 2, 상기 앵커(130)는 후단에 지지수단(120)에 고정되는 고정단(134)을 연장/절곡 형성하는 것을 특징으로 하는 신축이음장치.The anchor 130 is an expansion joint device, characterized in that for extending / bending the fixed end 134 is fixed to the support means 120 at the rear end. 제 1항 또는 제 2항에 있어서,The method according to claim 1 or 2, 상기 앵커(130)는 인접한 한쌍의 앵커(130) 선단을 연결하는 연결부(136)를 형성하는 것을 특징으로 하는 신축이음장치.The anchor 130 is an expansion joint device, characterized in that for forming a connecting portion (136) for connecting the tip of the adjacent pair of anchor (130).
KR2020060006986U 2006-03-15 2006-03-15 Expansion joint for a bridge structure KR200417259Y1 (en)

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101234705B1 (en) * 2012-07-17 2013-02-19 주식회사 천봉아이엔에스 Finger joint assembly and bridge span connecting apparatus having the same
KR20190097820A (en) * 2018-02-13 2019-08-21 채성태 Expansion joint
KR102026108B1 (en) * 2018-11-06 2019-09-27 비제이엠텍 주식회사 Construction method of bridge deck with watetproof function
KR20200019034A (en) 2018-08-13 2020-02-21 구동길 A Expansion Joint Apparatus for Bridge Structure with a Adjusting Height and Presetting
KR102436292B1 (en) 2022-06-17 2022-08-25 주식회사 강민전자 Panel work lower pin fixing machine
KR102503131B1 (en) 2022-06-21 2023-02-24 주식회사 예경산업개발 Bridge expansion joint
KR20240007549A (en) 2022-07-08 2024-01-16 주식회사 무아공간 Table with table panel extension and reduction structure

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101234705B1 (en) * 2012-07-17 2013-02-19 주식회사 천봉아이엔에스 Finger joint assembly and bridge span connecting apparatus having the same
KR20190097820A (en) * 2018-02-13 2019-08-21 채성태 Expansion joint
KR102105095B1 (en) 2018-02-13 2020-04-29 주식회사 알앤비 Expansion joint
KR20200019034A (en) 2018-08-13 2020-02-21 구동길 A Expansion Joint Apparatus for Bridge Structure with a Adjusting Height and Presetting
KR102026108B1 (en) * 2018-11-06 2019-09-27 비제이엠텍 주식회사 Construction method of bridge deck with watetproof function
KR102436292B1 (en) 2022-06-17 2022-08-25 주식회사 강민전자 Panel work lower pin fixing machine
KR102503131B1 (en) 2022-06-21 2023-02-24 주식회사 예경산업개발 Bridge expansion joint
KR20240007549A (en) 2022-07-08 2024-01-16 주식회사 무아공간 Table with table panel extension and reduction structure

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