KR100585336B1 - Bridge cantilever safe diagnostic equipment - Google Patents

Bridge cantilever safe diagnostic equipment Download PDF

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Publication number
KR100585336B1
KR100585336B1 KR1020060000039A KR20060000039A KR100585336B1 KR 100585336 B1 KR100585336 B1 KR 100585336B1 KR 1020060000039 A KR1020060000039 A KR 1020060000039A KR 20060000039 A KR20060000039 A KR 20060000039A KR 100585336 B1 KR100585336 B1 KR 100585336B1
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South Korea
Prior art keywords
fastening
bridge
fixed
cantilever
measuring
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KR1020060000039A
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Korean (ko)
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김인식
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(재) 한국건설품질연구원
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    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05F13/00—Mechanisms operated by the movement or weight of a person or vehicle
    • E05F13/02—Mechanisms operated by the movement or weight of a person or vehicle by devices, e.g. lever arms, affected by the movement of the user
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05F11/00—Man-operated mechanisms for operating wings, including those which also operate the fastening
    • E05F11/54—Man-operated mechanisms for operating wings, including those which also operate the fastening for doors
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05F13/00—Mechanisms operated by the movement or weight of a person or vehicle
    • E05F13/04—Mechanisms operated by the movement or weight of a person or vehicle by platforms lowered by the weight of the user
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME RELATING TO HINGES OR OTHER SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS AND DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION, CHECKS FOR WINGS AND WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05Y2201/00—Constructional elements; Accessories therefore
    • E05Y2201/60—Suspension or transmission members; Accessories therefore
    • E05Y2201/622—Suspension or transmission members elements
    • E05Y2201/688—Rollers

Abstract

본 발명은 교량 강교 상부 캔틸레버 구간 철재빔이 자중에 의한 균열 및 처짐 등을 측정하여 교량안전관리에 만전을 기함과 동시에 위험요소를 사전에 예방할 수 있는 교량 캔틸레버 안전진단장치를 제공한다.The present invention provides a bridge cantilever safety diagnosis device that can prevent cracking and deflection due to the weight of steel beams in the upper cantilever section of a bridge steel bridge and prevent hazards in advance.

이를 위해 본 발명은 교량 캔틸레버(10)의 하부측에 체결고리(22)가 구비된 체결앙카(21)를 고정하고, 이와 대응되는 교각지주(30)에 체결고리(42)가 구비된 체결앙카(41)를 고정하여 양쪽 체결고리(22,42)에 체결와이어(50)가 결속되고, 교각지주(30)에 셋트앙카(62)로 고정되는 T형체결판(60)의 상부측에는 일측단이 압축스프링(63)으로 지지되고 타측단은 체결와이어(50)가 관통되는 와이어고정홀(65)이 형성된 홀더(66)가 고정된 체결대(64)가 결합되어 T형체결판(60)을 따라 직선 왕복운동 하도록 되고, T형체결판(60)에는 측정자(68)가 고정되어 체결대(64)에 고정된 측정핀(69)이 측정자(68)의 측정눈금판(67)을 지시하도록 되고, 홀더(66)의 타측단은 교각지주(30)에 세트앙카(72)로 체결되는 L형체결판(71)에 고정된 측정게이지(70)의 양쪽 선단에 한 쌍의 체결스프링(73,74)이 조립되는 것을 특징으로 하는 교량 캔틸레버 안전진단장치를 제공한다.To this end, the present invention is fixed to the fastening anchor 21 provided with a fastening ring 22 on the lower side of the bridge cantilever 10, fastening ring 42 is provided with a fastening ring 42 corresponding to the pier column 30 The fixing wire (41) is fastened to the fastening wire (50) on both fastening rings (22, 42), and one side end on the upper side of the T-shaped fastening plate (60), which is fixed by a set anchor (62) to the bridge column (30). Along the T-shaped fastening plate 60, the fastening spring 64 is supported and the other end is fastened to the fastening table 64 to which the holder 66 formed with the wire fixing hole 65 through which the fastening wire 50 passes. Linear reciprocating motion, the measuring member 68 is fixed to the T-shaped fastening plate 60 so that the measuring pin 69 fixed to the fastening table 64 is instructed to measure the measuring scale 67 of the measuring device 68, holder The other end of (66) has a pair of fastening springs (73, 74) at both ends of the measuring gauge (70) fixed to the L-shaped fastening plate (71) fastened with a set anchor (72) to the bridge column (30) It provides a bridge cantilever safety diagnostic device, characterized in that assembled.

캔틸레버, 교량, 처짐, 변위, 안전진단 Cantilever, bridge, deflection, displacement, safety diagnosis

Description

교량 캔틸레버 안전진단장치{Bridge Cantilever safe diagnostic equipment}Bridge cantilever safe diagnostic equipment

도 1은 종래의 구성을 나타낸 예시도,1 is an exemplary view showing a conventional configuration;

도 2는 본 발명에 따른 교량 캔틸레버 안전진단장치가 시공된 교량의 일부를 발췌한 참고도,FIG. 2 is a reference diagram extracting a part of a bridge in which a bridge cantilever safety diagnosis device according to the present invention is constructed;

도 3은 본 발명에 따른 교량 캔틸레버 안전진단장치의 구성을 나타낸 분해사시도,Figure 3 is an exploded perspective view showing the configuration of the bridge cantilever safety diagnostic apparatus according to the present invention,

도 4는 본 발명에 따른 교량 캔틸레버 안전진단장치의 동작 상태를 도시한 참고도.Figure 4 is a reference diagram showing the operating state of the bridge cantilever safety diagnostic apparatus according to the present invention.

< 도면의 주요 부분에 대한 부호의 설명 ><Description of Symbols for Main Parts of Drawings>

10: 교량 캔틸레버 21,41: 체결앙카10: bridge cantilever 21, 41: tightening anchor

22,42: 체결고리 30: 교각지주22,42: Fastener 30: Pier Pier

50: 체결와이어 60: T형체결판50: fastening wire 60: T-shaped fastening plate

62,72: 셋트앙카 63:압축스프링62,72: Set anchor 63: Compression spring

64: 체결대 65: 와이어고정홀64: fastener 65: wire fixing hole

66: 체결고리 67: 측정눈금판66: fastening ring 67: measuring scale plate

68: 측정자 70: 측정게이지68: measuring instrument 70: measuring gauge

71: L형체결판 73,74: 체결스프링71: L-shaped fastening plate 73,74: Tightening spring

본 발명은 교량 강교 상부 캔틸레버 구간 철재빔이 자중에 의한 균열 및 처짐등을 측정하여 교량안전관리에 만전을 기함과 동시에 위험요소를 사전에 예방할 수 있게한 교량 캔틸레버 안전진단장치를 제공함에 있는 것이다.The present invention is to provide a bridge cantilever safety diagnosis device that can prevent the risk factors at the same time to ensure the bridge safety management by measuring the cracks and deflection of the steel beams in the upper cantilever section of the bridge steel bridge.

일반적으로 교량 슬래브(100)에는 한 끝이 고정되고 다른 끝은 자유로운 보 형태의 캔틸레버(10)(cantilever)를 형성하게 된다.In general, one end is fixed to the bridge slab 100 and the other end forms a free beam-shaped cantilever 10 (cantilever).

상기한 캔틸레버(10)는 한쪽 선단이 고정되지 않은 자유단을 이루더라도 원래 설계하고 시공한 상태로 형상을 유지할 수 있어야 한다.The cantilever 10 should be able to maintain the shape of the original design and construction even if one end forms a free end that is not fixed.

이를 위해 종래에는 철재빔과 같은 별도의 고정브라켓(80)을 캔틸레버 구간의 하부측을 지지하게 하여 자중(P)에 의한 처짐이나 캔틸레버 및 고정부라켓의 균열(A)에 의한 변형 방지를 꾀하였다.To this end, the conventional fixed bracket 80, such as steel beam, to support the lower side of the cantilever section to prevent the deformation due to the deflection due to the weight (P) or the crack (A) of the cantilever and the fixed portion rack. .

하지만 상기 철재빔 고정브라켓은 캔틸레버 구간에서의 균열 및 변형을 방지하기 위한 보강수단에 불과하다.However, the steel beam fixing bracket is only a reinforcing means for preventing cracks and deformation in the cantilever section.

따라서 이들 캔틸레버 부위에 작용하는 하중 변위 정도를 파악하기 위해서는 별도의 진단장비를 도입하여 이들 구간의 변위를 측정 또는 검사하게 되는 번거러움과 불편함 등이 있다는 문제점이 지적되기도 하였다.Therefore, it was pointed out that there is a problem of the inconvenience and inconvenience of measuring or inspecting the displacement of these sections by introducing a separate diagnostic device in order to determine the degree of load displacement acting on these cantilevers.

이에 본 발명은 상기한 종래의 문제점들을 해소하기 위하여 발명된 것으로 서, 교량 안전에 만전을 기할 수 있도록 캔틸레버 구간의 처짐 변위를 계측할 수 있는 진단장치를 제공함을 그 목적으로 하고 있다.Therefore, the present invention has been invented to solve the above-described problems, and an object thereof is to provide a diagnostic apparatus capable of measuring deflection displacement of the cantilever section so as to ensure the safety of the bridge.

상기 목적을 달성하기 위해 본 발명은, The present invention to achieve the above object,

교량의 캔틸레버 보강을 위한 철재빔 고정브라켓이 설치되는 것에 있어서, 상기 캔틸레버의 하부측에 체결고리가 구비된 체결앙카가 고정되고, 상기 체결고리에는 체결와이어의 일측단이 지지 현수되고, 상기 체결와이어의 타측단은 교각지주에 고정되는 체결앙카의 체결고리에 긴장되게 고정 결속되며, 상기 체결와이어의 일측에는 셋트앙카로 고정되는 T형체결판이 교각지주에 고정되고 상기 T형체결판의 상부측에는 일측단이 압축스프링의 탄성을 보유하고 타측단은 체결와이어가 관통되는 홀더가 결합된 체결대가 설치되고, 상기 홀더의 타측단은 교각지주에 세트앙카로 고정되는 L형체결판에 지지되는 측정게이지가 연결되어 캔틸레버의 처짐에 의한 체결와이어의 긴장상태를 감지하도록 된 교량 캔틸레버 안전진단장치를 제공한다.In the installation of the steel beam fixing bracket for reinforcing the cantilever of the bridge, a fastening anchor having a fastening ring is fixed to the lower side of the cantilever, and one end of the fastening wire is supported and suspended on the fastening ring, and the fastening wire The other end of the tension is fixedly fastened to the fastening ring of the fastening anchor is fixed to the pier, the one side of the fastening wire is fixed to the pier supporting the T-shaped fastening plate is fixed to the pier and one side end on the upper side of the T-shaped fastening plate The other end of the holder is provided with a fastening rod coupled to the holder to retain the elasticity of the compression spring, the other end of the holder is connected to the measuring gauge supported on the L-shaped fastening plate is fixed to the bridge column by a set anchor It provides a bridge cantilever safety diagnosis device for detecting the tension state of the fastening wire by the deflection of the cantilever.

이하, 첨부된 도면에 의거하여 본 발명의 바람직한 실시예에 의건한 구성 및 효과를 상세히 설명하면 다음과 같다.Hereinafter, with reference to the accompanying drawings, the configuration and effect of the preferred embodiment of the present invention in detail as follows.

첨부된 도면 도 2는 본 발명에 따른 교량 캔틸레버 안전진단장치가 시공된 교량의 일부를 발췌한 참고도이고, 도 3은 본 발명에 따른 교량 캔틸레버 안전진단장치의 구성을 나타낸 분해 사시도이고, 도 4는 본 발명에 따른 교량 캔틸레버 안전진단장치의 동작 상태를 도시한 참고도이다.2 is a reference view extracting a part of a bridge in which the bridge cantilever safety diagnosis device according to the present invention is constructed, and FIG. 3 is an exploded perspective view showing the configuration of the bridge cantilever safety diagnosis device according to the present invention. Is a reference diagram showing the operating state of the bridge cantilever safety diagnostic apparatus according to the present invention.

이에 도시된 바와 같이 본 발명은, 교량 캔틸레버(10)의 하부측에 체결고리 (22)가 구비된 체결앙카(21)를 고정하고, 이와 대응되는 교각지주(30)의 상면에도 체결고리(42)가 구비된 체결앙카(41)를 고정되게 설치하여 양쪽 체결고리(22,42)에 팽팽한 상태를 유지하도록 체결와이어(50)가 결속된다.As shown in the present invention, the fastening ring 21 is provided with a fastening ring 22 is provided on the lower side of the bridge cantilever 10, the fastening ring 42 also on the upper surface of the pier column 30 corresponding thereto. ) Is provided with a fastening anchor 41 is fixed to the fastening wire 50 is bound to maintain a taut state on both fastening rings (22, 42).

상기 체결와이어(50)와 인접되는 교각지주(30)에는 셋트앙카(62)로 고정되는 T형체결판(60)이 고정되고, 상기 T형체결판(60)의 상부측에는 일측단이 압축스프링(63)으로 지지되고 타측단은 체결와이어(50)가 관통되는 와이어고정홀(65)이 형성된 홀더(66)가 고정되는 체결대(64)를 조립하여 상기 체결대(64)가 T형체결판(60)의 상면을 따라 직선 왕복운동이 가능하도록 한다.
즉, 체결대(64)의 타측단에 형성되는 홀더(66)에 체결와이어(50)를 관통되도록 하여 캔틸레버(10)의 처짐 등의 변형정도에 따라 체결와이어(50)의 설치각도 등이 변화되게 되면, 체결와이어(50)와 연결된 상태의 체결대(64)가 T형체결판(60)의 상부에서 일측으로 이동하게 된다.The T-shaped fastening plate 60 fixed to the set anchor 62 is fixed to the pier column 30 adjacent to the fastening wire 50, and one end of the compression spring 63 is fixed to the upper side of the T-shaped fastening plate 60. ) And the other end is assembled with a fastening 64 for fixing the holder 66 formed with a wire fixing hole 65 through which the fastening wire 50 passes, so that the fastening 64 is a T-shaped fastening plate 60. Allow linear reciprocation along the upper surface of).
That is, the installation angle of the fastening wire 50 is changed according to the deformation degree of the deflection of the cantilever 10 by passing the fastening wire 50 through the holder 66 formed at the other end of the fastening table 64. When it is, the fastening table 64 in a state connected with the fastening wire 50 is moved to one side from the top of the T-shaped fastening plate (60).

그리고 T형체결판(60)의 일측에는 측정눈금판(67)이 형성된 측정자(68)의 일측단이 체결대(64)와 동일 방향으로 평행하게 돌출 고정된다.And one side of the T-shaped fastening plate 60 is fixed to one side end of the measuring member 68, the measurement scale plate 67 is formed in parallel with the fastening table 64 in the same direction.

상기 체결대(64)에는 측정자(68)와 직교되는 측정핀(69)이 체결부재로 결합되어 체결대(64)와 연동되는 측정핀(69)이 측정자(68)의 측정눈금판(67)을 지시하게 하여 처짐에 의한 변위를 측정하도록 되어 있다.The measuring pin 69 orthogonal to the measuring member 68 is coupled to the fastening member 64 by a fastening member such that the measuring pin 69 interlocked with the fastening member 64 measures the measuring scale 67 of the measuring member 68. Instruction is made to measure the displacement due to deflection.

상기 홀더(66)의 타측단에 형성되는 체결고리(66a)에는 교각지주(30)에 세트앙카(72)로 체결되는 L형체결판(71)에 고정된 측정게이지(70)가 결합되고, 상기 측정게이지(70)의 양쪽 선단에는 탄성을 갖는 한 쌍의 체결스프링(73,74)이 조립되어 상기 체결스프링(73,74)이 측정게이지(70)의 양쪽을 잡아당기는 인장력이 작용하도록 구성하였다.
이때, L형체결판(71)과 체결대(64)의 타측단에 형성되는 홀더(66)의 체결고리(66a)의 사이에는 측정게이지(70)를 갖는 체결스프링(73,74)을 설치하여 체결대(64)의 홀더(66)에 관통되게 결합되어 캔틸레버(10)의 처짐 등의 변형정도에 따라 체결와이어(50)의 설치각도 등이 변화되어 체결와이어(50)와 연결된 상태의 체결대(64)가 T형체결판(60)의 상부에서 일측으로 이동하게 되면, 이에 따라 체결대(64)와 L형체결판(71)의 사이에서 측정게이지(70)의 양쪽을 잡아당기는 인장력을 갖도록 설치된 체결스프링(73,74)의 인장력이 해제되게 되고, 이에 따라 측정게이지(70)의 눈금이 변화되면서 캔틸레버(10)의 처짐 정도 등의 변형값을 측정하게 된다.The measuring ring 70 fixed to the L-shaped fastening plate 71 fastened by the set anchor 72 to the bridge column 30 is coupled to the fastening ring 66a formed at the other end of the holder 66, and A pair of fastening springs (73, 74) having elasticity is assembled at both ends of the measuring gauge (70) so that the tightening springs (73, 74) to pull the tension force to pull both sides of the measuring gauge (70). .
At this time, between the L-shaped fastening plate 71 and the fastening ring 66a of the holder 66 formed at the other end of the fastening table 64, fastening springs 73 and 74 having a measuring gauge 70 are installed. The fastening table is coupled to the holder 66 of the fastening table 64 so that the installation angle of the fastening wire 50 is changed according to the deformation degree of the cantilever 10, and the like, and is connected to the fastening wire 50. When the 64 moves to the one side from the top of the T-shaped fastening plate 60, it is installed to have a tension force to pull both sides of the measuring gauge 70 between the fastening table 64 and the L-shaped fastening plate 71 accordingly. Tensile force of the fastening springs 73 and 74 is released, and accordingly the scale of the measuring gauge 70 is changed to measure deformation values such as the deflection degree of the cantilever 10.

이와 같이 조립 구성된 본 발명은, 켄틸레버(10)와 교량지주(30) 사이에 결속되는 체결와이어(50)의 긴장상태를 감지할 수 있도록 양쪽 T형체결판(60)과 L형 체결판(71)에 지지 현수되는 체결대(64)의 측정핀(69)를 통해서 처짐에 따른 변위를 측정자(68)의 측정눈금판(67)을 통해서 관리자는 용이하게 식별이 가능하게 된다.The present invention configured as assembled, both T-shaped fastening plate 60 and L-shaped fastening plate 71 to detect the tension state of the fastening wire 50 is bound between the cantilever 10 and the bridge support 30 The administrator can easily identify the displacement caused by the deflection through the measuring pin 69 of the fastener 64 suspended from the support through the measuring scale 67 of the measurer 68.

따라서 캔틸레버 구간의 변형 정도는 안전진단장치를 통해서 작업자 또는 관리자는 주기적으로 그 변화를 관찰하면서 변위 정도를 파악 및 기록할 수 있게되어 교량 안전점검에 효과적으로 대처가 가능하여 안전사고를 미연에 방지할 수 있게 된다.Therefore, the degree of deformation of the cantilever section can be checked and recorded by the safety diagnosis device periodically while the operator or manager observes the change, and can effectively cope with the safety inspection of the bridge to prevent safety accidents. Will be.

이상에서 설명한 바와 같이 본 발명의 교량 캔틸레버 안전진단장치에 의하면, 교량의 가장자리에 시공되는 캔틸레버 구간의 처짐에 따른 변위 정도를 안전진단장치를 통해서 간편하게 측정 및 점검이 가능하게 되어 교량시설물의 안전점검에 보다 만전을 기할 수 있어 사고예방에 효과적으로 대처할 수 있다는 장점을 가지는 매우 유용한 발명인 것이다.As described above, according to the bridge cantilever safety diagnosis device of the present invention, the displacement degree according to the deflection of the cantilever section constructed at the edge of the bridge can be easily measured and inspected through the safety diagnosis device, so that the safety inspection of the bridge facility can be performed. It is a very useful invention with the advantage of being able to cope more effectively with accident prevention.

Claims (1)

교량의 캔틸레버 보강을 위한 철재빔 고정브라켓이 설치되는 것에 있어서, In the installation of the steel beam fixing bracket for reinforcing the cantilever of the bridge, 교량 캔틸레버(10)의 하부측에 체결고리(22)가 구비된 체결앙카(21)를 고정하고, 이와 대응되는 교각지주(30)에 체결고리(42)가 구비된 체결앙카(41)를 고정하여 양쪽 체결고리(22,42)에 체결와이어(50)가 결속되고, 교각지주(30)에 셋트앙카(62)로 고정되는 T형체결판(60)의 상부측에는 일측단이 압축스프링(63)으로 지지되고 타측단은 내측으로 체결와이어(50)가 관통되는 와이어고정홀(65)이 형성된 홀더(66)가 고정된 체결대(64)가 결합되어 캔틸레버(10)의 변형에 따른 체결와이어(50)의 변화에 따라 T형체결판(60)을 따라 직선 왕복운동 하도록 되고, T형체결판(60)의 일측에는 측정눈금판(67)이 형성된 측정자(68)가 고정되어 체결대(64)에 고정된 측정핀(69)이 측정자(68)의 측정눈금판(67)을 지시하도록 되고, 상기 홀더(66)의 타측단에 형성되는 체결고리(66a)에는 교각지주(30)에 세트앙카(72)로 체결되는 L형체결판(71)에 고정된 측정게이지(70)의 양쪽 선단에 한 쌍의 체결스프링(73,74)이 조립되는 것을 특징으로 하는 교량 캔틸레버 안전진단장치.The fastening anchor 21 provided with the fastening ring 22 is fixed to the lower side of the bridge cantilever 10, and the fastening anchor 41 with the fastening ring 42 is fixed to the pier column 30 corresponding thereto. The fastening wire 50 is coupled to both fastening rings 22 and 42, and one end of the compression spring 63 is attached to the upper side of the T-shaped fastening plate 60, which is fixed to the bridge column 30 by a set anchor 62. Fastening wires according to the deformation of the cantilever 10 are coupled to the other end is coupled to the fastener 64 is fixed to the holder 66 is formed with a wire fixing hole 65 through which the fastening wire 50 is penetrated inward ( 50, the linear reciprocating motion along the T-shaped fastening plate 60, the measuring member 68 having a measuring scale 67 is fixed to one side of the T-shaped fastening plate 60 is fixed to the fastening table 64 The measuring pin 69 is directed to the measuring scale plate 67 of the measuring device 68, the pier in the fastening ring (66a) formed on the other end of the holder 66 Bridge cantilever safety, characterized in that a pair of fastening springs 73 and 74 are assembled at both ends of the measuring gauge 70 fixed to the L-shaped fastening plate 71 fastened to the set anchor 72 at 30. Diagnostic device.
KR1020060000039A 2006-01-02 2006-01-02 Bridge cantilever safe diagnostic equipment KR100585336B1 (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100688248B1 (en) 2006-09-07 2007-03-02 주식회사 하이콘엔지니어링 A fixing apparatus of measuring instrument forned an iron bridge using a nagnetic
KR100741716B1 (en) 2007-02-13 2007-07-23 (주)대한이엔씨 The safe diagnosis device which can make transformation perception of bridge cantilever section
CN103791795A (en) * 2014-02-24 2014-05-14 甘肃省交通科学研究院有限公司 Bridge static load test displacement monitoring device
KR102149147B1 (en) * 2020-02-12 2020-08-28 차현남 Scale bar sensor to measure extension behavior and movement of bridge superstructures

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59187708U (en) 1983-05-31 1984-12-13 株式会社　長谷川工務店 Cantilever slab deflection measurement jig
KR20040103867A (en) * 2004-11-18 2004-12-09 김길평 Safety diagnosis apparatus for construction
KR100473481B1 (en) 2004-06-28 2005-03-14 (주) 한국시설안전연구원 Safety diagnosis apparatus for bridgr
KR100519073B1 (en) 2005-07-12 2005-10-05 한국씨엠이엔지(주) Safety diagnosis apparatus of bridge structures

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59187708U (en) 1983-05-31 1984-12-13 株式会社　長谷川工務店 Cantilever slab deflection measurement jig
KR100473481B1 (en) 2004-06-28 2005-03-14 (주) 한국시설안전연구원 Safety diagnosis apparatus for bridgr
KR20040103867A (en) * 2004-11-18 2004-12-09 김길평 Safety diagnosis apparatus for construction
KR100519073B1 (en) 2005-07-12 2005-10-05 한국씨엠이엔지(주) Safety diagnosis apparatus of bridge structures

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100688248B1 (en) 2006-09-07 2007-03-02 주식회사 하이콘엔지니어링 A fixing apparatus of measuring instrument forned an iron bridge using a nagnetic
KR100741716B1 (en) 2007-02-13 2007-07-23 (주)대한이엔씨 The safe diagnosis device which can make transformation perception of bridge cantilever section
CN103791795A (en) * 2014-02-24 2014-05-14 甘肃省交通科学研究院有限公司 Bridge static load test displacement monitoring device
CN103791795B (en) * 2014-02-24 2017-06-16 甘肃省交通科学研究院有限公司 Bridge static loading experiment displacement monitor
KR102149147B1 (en) * 2020-02-12 2020-08-28 차현남 Scale bar sensor to measure extension behavior and movement of bridge superstructures

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