KR100786221B1 - Safety diagnosis apparatus for displacement measure of slab structure - Google Patents

Safety diagnosis apparatus for displacement measure of slab structure Download PDF

Info

Publication number
KR100786221B1
KR100786221B1 KR1020070082337A KR20070082337A KR100786221B1 KR 100786221 B1 KR100786221 B1 KR 100786221B1 KR 1020070082337 A KR1020070082337 A KR 1020070082337A KR 20070082337 A KR20070082337 A KR 20070082337A KR 100786221 B1 KR100786221 B1 KR 100786221B1
Authority
KR
South Korea
Prior art keywords
steel box
slab
box girder
measuring
frame
Prior art date
Application number
KR1020070082337A
Other languages
Korean (ko)
Inventor
윤우현
박철
정지승
Original Assignee
(주)다음기술단
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by (주)다음기술단 filed Critical (주)다음기술단
Priority to KR1020070082337A priority Critical patent/KR100786221B1/en
Application granted granted Critical
Publication of KR100786221B1 publication Critical patent/KR100786221B1/en

Links

Images

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
    • G01B5/30—Measuring arrangements characterised by the use of mechanical techniques for measuring the deformation in a solid, e.g. mechanical strain gauge
    • 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
    • E01D2/04—Bridges characterised by the cross-section of their bearing spanning structure of the box-girder type
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
    • E01D22/00—Methods or apparatus for repairing or strengthening existing bridges ; Methods or apparatus for dismantling bridges
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
    • G01B21/32—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring the deformation in a solid
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
    • G01B5/004—Measuring arrangements characterised by the use of mechanical techniques for measuring coordinates of points

Abstract

A safety diagnosis apparatus for a slab of a steel box girder bridge is provided to diagnose safety of the slab by measuring relative displacement between a steel box and the slab. A safety diagnosis apparatus for a slab of a steel box girder bridge comprises a first frame(10), a second frame(20), a fastening member(30), a guide member(40), a measuring member, a recording member(60), and a spring. The first frame is attached between steel box girders(B) in parallel to the slab. A rubber block(11) is attached to one end of the first frame and an internal thread is formed on the inner surface of the other end. A second rubber block(21) is attached to one end of the second frame and an external thread is formed around the outer surface at the other end. The fastening member includes a plate member(31) and a pair of clamps(32) configured to clamp the first frame or the second frame. The guide member is attached on the top surface of the plate member vertically and a vertical slit is formed at one part of the guide member. The measuring member is inserted in the guide member and has a measuring pin(51) protruding out of the guide member. The recording member include a casing, first and second rollers, a recording paper, and a motor(65). The spring presses the measuring member upwards.

Description

강박스 거더교 슬래브의 안전진단 장치{Safety Diagnosis Apparatus for Displacement Measure of Slab Structure}Safety Diagnosis Apparatus for Displacement Measure of Slab Structure}

본 발명은 강박스 거더교 슬래브의 안전진단 장치에 관한 것으로서, 더욱 상세하게는 강박스와 강박스의 상부에 시공되는 슬래브를 포함하여 이루어지는 강박스 거더교에 있어서 슬래브와 강박스 사이의 상대적인 변위량을 측정함으로써 강박스 거더교 슬래브의 안전진단을 할 수 있는 장치에 관한 것이다.The present invention relates to a safety diagnosis device for a steel box girder bridge slab, and more particularly, by measuring the relative displacement between the slab and the steel box in the steel box girder bridge comprising a steel box and a slab installed on the upper portion of the steel box. The present invention relates to a device for the safety diagnosis of steel box girder bridge slabs.

강박스 거더교는 도 1에 도시되어 있는 바와 같이 강박스(B)와 강박스(B)의 상부에 시공되는 슬래브(S)를 포함하고 있다.The steel box girder bridge includes a steel box (B) and a slab (S) is installed on the upper portion of the steel box (B) as shown in FIG.

이러한 강박스 거더교에 있어서 슬래브의 안전은 매우 중요하므로 강박스 거더교 슬래브의 안전진단 장치에 대한 개발이 최근 들어 이루어지고 있다.Since the safety of the slab is very important in the steel box girder bridge, the development of the safety diagnosis device of the steel box girder bridge slab has been made recently.

교량 슬래브의 처짐은 도 2에 표시된 δ1과 같이 강박스(B)와 슬래브(S)에 동시에 발생하는 처짐(소위 "글로벌 처짐")도 있고, 도 3에 δ2로 표시된 바와 같이 강박스(B)에 대한 슬래브(S)의 상대적인 처짐(소위 "로컬 처짐")도 있다.The deflection of the bridge slab is a deflection (so-called "global deflection") occurring simultaneously in the steel box B and the slab S as shown in δ 1 shown in FIG. 2, and as shown in δ 2 in FIG. There is also a relative deflection of the slab S relative to B) (so-called "local deflection").

종래의 강박스 거더교 슬래브의 안전진단 장치들의 경우 도 2에 표시된 글로 벌 처짐을 측정하기 위한 것이 주류를 이루었으며, 로컬 처짐에 중점을 둔 장치는 개발되지 않고 있다.In the case of safety diagnosis devices of a conventional steel box girder bridge slab, the main purpose is to measure the global deflection shown in FIG. 2, and a device focusing on local deflection has not been developed.

로컬 처짐의 경우 슬래브의 파손과 직접적인 연관성이 있음에도 종래의 경우에는 글로벌 처짐에만 중점을 맞추어 온 것이다.In the case of local deflection, the conventional deflection is focused only on global deflection.

본 발명은 상술한 문제점을 해결하기 위하여 도출된 것으로서, 강박스와 슬래브 사이의 상대적인 처짐을 측정하여 그 슬래브의 안전진단을 할 수 있는 강박스 거더교 슬래브의 안전진단 장치를 제공하는데 그 목적이 있다.SUMMARY OF THE INVENTION The present invention has been made to solve the above problems, and an object thereof is to provide a safety diagnosis apparatus for a steel box girder bridge slab that can measure the relative deflection between the steel box and the slab to perform the safety diagnosis of the slab.

상술한 목적은,The above purpose is

서로 나란하게 배치되는 강박스 거더(B)와 그 강박스 거더(B)의 상부에 설치되는 슬래브(S)를 포함하는 강박스 거더교의 상기 강박스 거더(B)와 슬래브(S) 사이의 상대 변형량을 측정하여 상기 강박스 거더교의 안전을 진단하는 강박스 거더교 슬래브의 안전진단 장치에 있어서,Relative between the steel box girder (B) and the slab (S) of the steel box girder bridge including a steel box girder (B) disposed side by side and a slab (S) installed on top of the steel box girder (B) In the safety diagnosis device of the steel box girder bridge slab for measuring the deformation amount to diagnose the safety of the steel box girder bridge,

상기 나란하게 배치되는 강박스 거더(B)들 사이에 상기 슬래브(S)의 폭방향으로 설치되는 것으로서, 일단부에는 제1고무블럭(11)이 타단부의 내주면에는 암나사부(12)가 형성된 중공형의 강봉인 제1프레임부재(10);It is installed in the width direction of the slab (S) between the steel box girders (B) arranged side by side, one end of the first rubber block 11 is formed with a female threaded portion 12 on the inner peripheral surface of the other end A first frame member 10 which is a hollow steel bar;

일단부는 상기 제1프레임부재(10)의 내주면에 형성된 암나사부(12)에 체결가능한 수나사부(22)가 형성되어 상기 제1프레임부재와의 상대위치조절이 가능하도록 하고 타단부에는 제2고무블럭(21)이 형성된 중공형의 강봉인 제2프레임부재(20);One end portion is formed with a male screw portion 22 which can be fastened to the female screw portion 12 formed on the inner circumferential surface of the first frame member 10 to allow relative position adjustment with the first frame member, and the second rubber portion at the other end. A second frame member 20 which is a hollow steel bar in which a block 21 is formed;

판상의 판부재(31)와, 그 판부재의 하면에 고정되며 상기 제1프레임부재(10) 또는 상기 제2프레임부재(20)에 체결가능한 한 쌍의 클램프(32)로 구성되는 고정부재(30);A fixing member composed of a plate-shaped plate member 31 and a pair of clamps 32 fixed to a lower surface of the plate member and fastened to the first frame member 10 or the second frame member 20 ( 30);

상기 판부재(31)의 상부에 연직상방으로 설치되며 일측에 그 하단부로부터 일정거리 떨어진 지점부터 상단부까지 형성되는 상하방향의 슬릿(41)을 가지는 중공의 가이드부재(40);A hollow guide member 40 installed vertically on an upper portion of the plate member 31 and having a slit 41 in an up and down direction formed from a point away from a lower end thereof to a top end at one side thereof;

상기 가이드 부재(40)의 내부에 삽입되며 일측에 상기 슬릿을 통하여 상기 가이드부재의 외부로 돌출되는 측정핀(51)을 가지는 측정부재(50);A measuring member 50 inserted into the guide member 40 and having a measuring pin 51 protruding to the outside of the guide member through the slit on one side;

상기 판부재(31)의 상면에 고정되며 일측이 개방된 케이싱(61)과 상기 케이싱(61)의 내부에 설치되며 양단부가 제1회전롤러(62)와 제2회전롤러(63)에 각각 고정되며 상기 개방된 측면으로 노출되는 기록지(64)와 상기 제1회전롤러(62)를 회전시키는 모터(65)를 포함하는 기록부재(60); 및,It is fixed to the upper surface of the plate member 31 and is installed inside the casing 61 and the casing 61, one side of which is open, and both ends are fixed to the first rotary roller 62 and the second rotary roller 63, respectively. A recording member (60) including a recording paper (64) exposed to the open side and a motor (65) for rotating the first rotating roller (62); And,

상기 측정부재(50)를 상방으로 가압하는 스프링(70)으로 구성되는 것을 특징으로 하는 강박스 거더교 슬래브의 안전진단 장치에 의해 구현된다.It is implemented by the safety diagnosis device of the steel box girder bridge slab, characterized in that consisting of a spring 70 for pressing the measuring member 50 upward.

본 발명에 따르면, 측정부를 강박스에 고정함으로써 강박스와 슬래브가 동시에 하방으로 처지는 경우에는 처짐량이 "0"으로 측정되며 강박스와 슬래브 사이의 상대적인 처짐만을 측정하여 그 슬래브의 안전진단을 할 수 있는 강박스 거더교 슬래브의 안전진단 장치를 제공할 수 있다.According to the present invention, when the steel box and the slab sags downward simultaneously by fixing the measuring part to the steel box, the deflection amount is measured as "0", and only the relative deflection between the steel box and the slab can be measured so that the safety diagnosis of the slab can be performed. The safety diagnosis device of steel box girder bridge slab can be provided.

이하에서는 도면을 참조하면서 본 발명의 바람직한 하나의 실시예에 대하여 설명하기로 한다.Hereinafter, one preferred embodiment of the present invention will be described with reference to the drawings.

도 4는 본 발명의 일 실시예에 따른 강박스 슬래브교의 안전진단 장치가 강 박스들 사이에 설치된 상태를 도시한 도면이고, 도 5는 도 4에 도시된 고정부재, 가이드부재, 측정부재, 기록부재 및 스프링을 설명하기 위한 도면이다.4 is a view illustrating a state in which a safety diagnosis device of a steel box slab bridge is installed between steel boxes according to an embodiment of the present invention, and FIG. 5 is a fixing member, a guide member, a measuring member, and a recording shown in FIG. 4. It is a figure for demonstrating a member and a spring.

본 실시예에 따른 강박스 거더교 슬래브의 안전진단 장치는 제1프레임부재(10), 제2프레임부재(20), 고정부재(30), 가이드부재(40), 측정부재(50), 기록부재(60) 및 스프링(70)으로 이루어진다.Safety diagnosis device of the steel box girder bridge slab according to the present embodiment is the first frame member 10, the second frame member 20, the fixing member 30, the guide member 40, the measuring member 50, the recording member It consists of 60 and the spring 70.

상기 제1프레임부재(10)는 중공의 관으로서 일단부에는 고무블럭(11)이 마련되어 있고, 타단부의 내주면에는 암나사부(12)가 형성되어 있다.The first frame member 10 is a hollow tube, one end of which is provided with a rubber block 11, and the other end of the inner peripheral surface is formed with a female screw portion 12.

상기 제2프레임부재(20)는 상기 제1프레임부재(10)와 마찬가지로 중공의 관이며, 일단부의 외주면에는 상기 암나사부(12)에 체결가능한 수나사부(22)가 마련되고, 타단부에는 고무블럭(21)이 마련되어 있다.The second frame member 20 is a hollow tube, similar to the first frame member 10, the outer peripheral surface of one end is provided with a male screw portion 22 that can be fastened to the female screw portion 12, the other end of the rubber Block 21 is provided.

상기 제1프레임부재(10)와 상기 제2프레임부재(20)는 상기 암나사부(12)와 수나사부(22)에 의해 서로 결합하며, 그 체결되는 길이를 조절함으로써 제1프레임부재(10)와 제2프레임부재(20)의 상대위치를 조절할 수 있다. 따라서 강박스 거더(B) 사이의 거리에 관계없이 상기 제1프레임부재(10)와 상기 제2프레임부재(20)를 서로 체결하여 강박스 거더(B) 사이에 상기 슬래브(S)의 폭방향으로 설치할 수 있는 것이다.The first frame member 10 and the second frame member 20 are coupled to each other by the female threaded portion 12 and the male threaded portion 22, and the first frame member 10 is adjusted by adjusting the length of engagement thereof. And the relative position of the second frame member 20 can be adjusted. Therefore, the first frame member 10 and the second frame member 20 are fastened to each other regardless of the distance between the steel box girders B, so that the width direction of the slab S between the steel box girders B. You can install it.

상기 고무블럭(11,21)들은 어느 정도 탄성 변형이 가능한데, 강박스 거더(B)들 사이의 폭보다 상기 제1프레임부재(10)와 상기 제2프레임부재(20)가 체결된 길이를 약간 작게 한 상태에서 상기 제1프레임부재(10)를 상기 제2프레임부재(20)로부터 멀어지는 방향으로 회전시켜 강박스 거더(B)들 사이에 고정한다.The rubber blocks 11 and 21 may be elastically deformed to some extent, but the length of the first frame member 10 and the second frame member 20 is slightly smaller than the width between the steel box girders B. In the small state, the first frame member 10 is rotated in a direction away from the second frame member 20 to be fixed between the steel box girders B.

상기 고정부재(30)는 판부재(31)와 한 쌍의 클램프(32)로 이루어진다. 상기 판부재(31)는 판상으로 형성되며, 상기 한 쌍의 클램프(32)들은 상기 판부재(31)의 하면에 고정된다.The fixing member 30 is composed of a plate member 31 and a pair of clamps (32). The plate member 31 is formed in a plate shape, the pair of clamps 32 are fixed to the lower surface of the plate member 31.

상기 한 쌍의 클램프(32)는 상기 판부재(31)를 상기 제1프레임부재(10) 또는 상기 제2프레임부재(20)에 결합하는 역할을 하게 된다.The pair of clamps 32 serve to couple the plate member 31 to the first frame member 10 or the second frame member 20.

상기 가이드부재(40)는 상기 판부재(31)의 상부에 연직상방으로 설치되는 중공의 관으로서, 그 일측에는 가이드부재(40)의 하단부로부터 일정거리 떨어진 지점부터 상단부까지 형성되는 슬릿(41)을 가진다.The guide member 40 is a hollow tube vertically installed on the upper portion of the plate member 31, one side of which is formed from a point away from the lower end of the guide member 40 from the lower end of the slit 41 is formed Has

상기 측정부재(50)는 상기 가이드부재(40)의 내부에 삽입되며, 그 일측에는 상기 슬릿(41)을 통하여 외부로 돌출되는 측정핀(51)을 포함한다. 상기 측정핀(51)의 외측단부에는 후술할 기록지(64)에 상기 슬래브(S)의 변형을 기록할 수 있도록 펜(511)이 달려있다.The measuring member 50 is inserted into the guide member 40, the one side includes a measuring pin 51 protruding to the outside through the slit 41. The outer end of the measuring pin 51 has a pen 511 to record the deformation of the slab (S) on the recording paper 64 to be described later.

상기 기록부재(60)는 케이싱(61)과 그 케이싱(61)의 내부에 마련되는 제1회전롤러(62) 및 제2회전롤러(63), 상기 제1회전롤러(62) 및 제2회전롤러(63)에 양단부가 고정되는 기록지(64)와 상기 제1회전롤러(62)를 회전시키는 모터(65)로 구성된다.The recording member 60 has a casing 61 and a first rotating roller 62 and a second rotating roller 63 provided in the casing 61, the first rotating roller 62 and the second rotation. It consists of a recording paper 64 having both ends fixed to the roller 63 and a motor 65 for rotating the first rotating roller 62.

상기 케이싱(61)의 일측은 개방되어 있으며, 그 개방된 면으로 상기 기록지(64)가 노출되어 상기 펜(511)에 의해 기록지(64)에 상기 슬래브(S)의 변형이 기록된다.One side of the casing 61 is open, and the recording paper 64 is exposed to the open surface, and the deformation of the slab S is recorded on the recording paper 64 by the pen 511.

상기 스프링(70)은 상기 가이드부재(40)의 내부에 마련되어 상기 측정부 재(50)를 상방으로 가압한다.The spring 70 is provided inside the guide member 40 to press the measuring member 50 upward.

이하에서는 설명된 구성의 강박스 거더교 슬래브의 안전진단 장치의 작용 및 효과에 대하여 설명하기로 한다.Hereinafter, the operation and effect of the safety diagnosis device of the steel box girder bridge slab of the described configuration will be described.

도 4에 도시된 바와 같이 설치된 상태에서 상기 모터(65)에 의해 제1회전롤러(62)를 회전시키면 그 회전(64)에 의해 제2회전롤러(63)에 감겨 있던 기록지(64)가 제1회전롤러(62)로 이동하게 되며 이때 상기 측정핀(51)에 의해 슬래브(S)의 변형이 기록된다.When the first rotary roller 62 is rotated by the motor 65 in the installed state as shown in FIG. 4, the recording paper 64 wound on the second rotary roller 63 is rotated by the rotation 64. It is moved to one rotation roller 62 at this time the deformation of the slab (S) by the measuring pin 51 is recorded.

상기 강박스 거더교 슬래브의 안전진단 장치의 경우 강박스 거더(B)에 고정되어 있어서 강박스 거더(B)와 함께 변형되므로, 도 2에 도시된 바와 같이 강박스 거더(B)와 슬래브(S)에 동일한 변형이 발생하는 경우에는 그 변형이 "0"으로 표시되며, 슬래브(S)에만 변형이 일어나 강박스 거더(B)와 슬래브(S) 사이의 상대변형이 발생하는 경우에만 그 변형이 표시되므로 슬래브(S)의 거동을 측정하여 보다 신뢰도 있는 슬래브의 안전진단이 가능한 장점이 있다.In the case of the safety diagnosis device of the steel box girder bridge slab is fixed to the steel box girder (B) and thus deformed together with the steel box girder (B), as shown in Figure 2 steel box girder (B) and slab (S) If the same deformation occurs, the deformation is displayed as "0", and the deformation is displayed only when the deformation occurs only in the slab S, so that the relative deformation between the steel box girder B and the slab S occurs. Therefore, by measuring the behavior of the slab (S) there is an advantage that the safe diagnosis of a more reliable slab is possible.

도 1은 일반적인 강박스 거더교를 설명하기 위한 도면.1 is a view for explaining a general steel box girder bridge.

도 2는 강박스 거더와 슬래브가 동시에 변형되는 상태를 설명하기 위한 도면.2 is a view for explaining a state in which the steel box girder and the slab is deformed at the same time.

도 3은 강박스 거더에 대한 슬래브의 상대적인 변형을 설명하기 위한 도면.3 is a view for explaining the relative deformation of the slab to the steel box girder.

도 4는 본 발명의 일 실시예에 따른 강박스 슬래브교의 안전진단 장치가 강박스들 사이에 설치된 상태를 도시한 도면.4 is a view illustrating a state in which a safety diagnosis device of a steel box slab bridge according to an embodiment of the present invention is installed between steel boxes.

도 5는 도 4에 도시된 고정부재, 가이드부재, 측정부재, 기록부재 및 스프링을 설명하기 위한 도면.5 is a view for explaining the fixing member, the guide member, the measuring member, the recording member and the spring shown in FIG.

** 도면의 주요부분에 대한 기호의 설명 **** Explanation of symbols for the main parts of the drawing **

10 : 제1프레임부재 11 : 제1고무블럭10: first frame member 11: first rubber block

20 : 제2프레임부재 21 : 제2고무블럭20: second frame member 21: second rubber block

30 : 고정부재 31 : 판부재30: fixing member 31: plate member

32 : 클램프 40 : 가이드부재32: clamp 40: guide member

41 : 슬릿 50 : 측정부재41: slit 50: measuring member

51 : 측정핀 60 : 기록부재51: measuring pin 60: recording member

61 : 케이싱 62 : 제1회전롤러61: casing 62: first rotating roller

63 : 제2회전롤러 64 : 기록지63: second rotating roller 64: recording paper

65 : 모터 70: 스프링65: motor 70: spring

B : 강박스 S : 슬래브B: Steel Box S: Slab

Claims (1)

서로 나란하게 배치되는 강박스 거더(B)와 그 강박스 거더(B)의 상부에 설치되는 슬래브(S)를 포함하는 강박스 거더교의 상기 강박스 거더(B)와 슬래브(S) 사이의 상대 변형량을 측정하여 상기 강박스 거더교의 안전을 진단하는 강박스 거더교 슬래브의 안전진단 장치에 있어서,Relative between the steel box girder (B) and the slab (S) of the steel box girder bridge including a steel box girder (B) disposed side by side and a slab (S) installed on top of the steel box girder (B) In the safety diagnosis device of the steel box girder bridge slab for measuring the deformation amount to diagnose the safety of the steel box girder bridge, 상기 나란하게 배치되는 강박스 거더(B)들 사이에 상기 슬래브(S)의 폭방향으로 설치되는 것으로서, 일단부에는 제1고무블럭(11)이 타단부의 내주면에는 암나사부(12)가 형성된 중공형의 강봉인 제1프레임부재(10);It is installed in the width direction of the slab (S) between the steel box girders (B) arranged side by side, one end of the first rubber block 11 is formed with a female threaded portion 12 on the inner peripheral surface of the other end A first frame member 10 which is a hollow steel bar; 일단부는 상기 제1프레임부재(10)의 내주면에 형성된 암나사부(12)에 체결가능한 수나사부(22)가 형성되어 상기 제1프레임부재와의 상대위치조절이 가능하도록 하고 타단부에는 제2고무블럭(21)이 형성된 중공형의 강봉인 제2프레임부재(20);One end portion is formed with a male screw portion 22 which can be fastened to the female screw portion 12 formed on the inner circumferential surface of the first frame member 10 to allow relative position adjustment with the first frame member, and the second rubber portion at the other end. A second frame member 20 which is a hollow steel bar in which a block 21 is formed; 판상의 판부재(31)와, 그 판부재의 하면에 고정되며 상기 제1프레임부재(10) 또는 상기 제2프레임부재(20)에 체결가능한 한 쌍의 클램프(32)로 구성되는 고정부재(30);A fixing member composed of a plate-shaped plate member 31 and a pair of clamps 32 fixed to a lower surface of the plate member and fastened to the first frame member 10 or the second frame member 20 ( 30); 상기 판부재(31)의 상부에 연직상방으로 설치되며 일측에 그 하단부로부터 일정거리 떨어진 지점부터 상단부까지 형성되는 상하방향의 슬릿(41)을 가지는 중공의 가이드부재(40);A hollow guide member 40 installed vertically on an upper portion of the plate member 31 and having a slit 41 in an up and down direction formed from a point away from a lower end thereof to a top end at one side thereof; 상기 가이드 부재(40)의 내부에 삽입되며 일측에 상기 슬릿을 통하여 상기 가이드부재의 외부로 돌출되는 측정핀(51)을 가지는 측정부재(50);A measuring member 50 inserted into the guide member 40 and having a measuring pin 51 protruding to the outside of the guide member through the slit on one side; 상기 판부재(31)의 상면에 고정되며 일측이 개방된 케이싱(61)과 상기 케이싱(61)의 내부에 설치되며 양단부가 제1회전롤러(62)와 제2회전롤러(63)에 각각 고정되며 상기 개방된 측면으로 노출되는 기록지(64)와 상기 제1회전롤러(62)를 회전시키는 모터(65)를 포함하는 기록부재(60); 및,It is fixed to the upper surface of the plate member 31 and is installed inside the casing 61 and the casing 61, one side of which is open, and both ends are fixed to the first rotary roller 62 and the second rotary roller 63, respectively. A recording member (60) including a recording paper (64) exposed to the open side and a motor (65) for rotating the first rotating roller (62); And, 상기 측정부재(50)를 상방으로 가압하는 스프링(70)으로 구성되는 것을 특징으로 하는 강박스 거더교 슬래브의 안전진단 장치.Safety diagnosis device of the steel box girder bridge slab, characterized in that consisting of a spring (70) for pressing the measuring member 50 upward.
KR1020070082337A 2007-08-16 2007-08-16 Safety diagnosis apparatus for displacement measure of slab structure KR100786221B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020070082337A KR100786221B1 (en) 2007-08-16 2007-08-16 Safety diagnosis apparatus for displacement measure of slab structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020070082337A KR100786221B1 (en) 2007-08-16 2007-08-16 Safety diagnosis apparatus for displacement measure of slab structure

Publications (1)

Publication Number Publication Date
KR100786221B1 true KR100786221B1 (en) 2007-12-17

Family

ID=39147162

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020070082337A KR100786221B1 (en) 2007-08-16 2007-08-16 Safety diagnosis apparatus for displacement measure of slab structure

Country Status (1)

Country Link
KR (1) KR100786221B1 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100865877B1 (en) 2008-05-23 2008-10-29 주식회사 신영이엔씨 Safety check-up apparatus for steel box slab section of bridge
KR101615962B1 (en) * 2015-10-19 2016-04-28 신종현 Apparatus measuring the edge distance of the bridge seat for the purpose of safety-check
KR101615960B1 (en) * 2015-10-19 2016-04-28 신종현 Apparatus for measuring the amount of deformation of bridge seat for the purpose of safety-check

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100383027B1 (en) 2000-03-06 2003-05-09 한국표준과학연구원 Method and apparatus for measuring 3 dimensional behavior using laser
KR200336791Y1 (en) 2003-09-08 2004-01-03 주식회사 케이.알 The mwasurable bridge bearing system
KR20040035639A (en) * 2004-04-03 2004-04-29 이금석 Bending measurement for construction FBG

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100383027B1 (en) 2000-03-06 2003-05-09 한국표준과학연구원 Method and apparatus for measuring 3 dimensional behavior using laser
KR200336791Y1 (en) 2003-09-08 2004-01-03 주식회사 케이.알 The mwasurable bridge bearing system
KR20040035639A (en) * 2004-04-03 2004-04-29 이금석 Bending measurement for construction FBG

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100865877B1 (en) 2008-05-23 2008-10-29 주식회사 신영이엔씨 Safety check-up apparatus for steel box slab section of bridge
KR101615962B1 (en) * 2015-10-19 2016-04-28 신종현 Apparatus measuring the edge distance of the bridge seat for the purpose of safety-check
KR101615960B1 (en) * 2015-10-19 2016-04-28 신종현 Apparatus for measuring the amount of deformation of bridge seat for the purpose of safety-check

Similar Documents

Publication Publication Date Title
KR100786221B1 (en) Safety diagnosis apparatus for displacement measure of slab structure
TW503306B (en) Strip flatness measuring device
JP4627534B2 (en) Fixing jig for optical fiber cable sensor measuring device
JP6879860B2 (en) Length measuring device
DK2166223T3 (en) Method of aligning a component in a wind direction and sensor for determining erroneous alignment of the component with respect to a wind direction
KR101841635B1 (en) Measuring apparatus for gap of bridge upper structure
KR101376574B1 (en) Roll gap-checking apparatus for continuous casting plant
CN106767316B (en) Glass guide-rail gap measuring device
CN210571103U (en) Fiber grating soil pressure sensor
CN109751944B (en) Detection device and detection method for pre-buried sliding chute for tunnel duct piece
JP5581703B2 (en) Twist measuring device
KR100797341B1 (en) Apparatus for measuring width of rail
KR20140010994A (en) Measuring device, rolling stand and method for detecting the level of a roll nip
CN201322612Y (en) Measuring apparatus for slab casting machine crystallizer
KR101374254B1 (en) On line rolled sheet thickness measurement apparatus
KR100833052B1 (en) A contact type roll arrange ment angle measuring apparatus for hot strip mill
JPS6212243Y2 (en)
KR101926840B1 (en) Length-extending type apparatus for measuring gap of bridge upper structure having support
KR101858002B1 (en) Accuracy measuring apparatus for gap of structure
KR20050074339A (en) Flow measure apparatus for safety check-up of construction
KR101926827B1 (en) Length-extending type apparatus for measuring gap of bridge upper structure having support
KR101203632B1 (en) Measurement of roll gap for the twin roll caster
KR100421570B1 (en) A Extensometer for Large Diamter
CN220729122U (en) Waterproof coiled material thickness measuring device
KR101568815B1 (en) Distance measuring device for bending corrugated member

Legal Events

Date Code Title Description
A201 Request for examination
A302 Request for accelerated examination
E701 Decision to grant or registration of patent right
GRNT Written decision to grant
FPAY Annual fee payment

Payment date: 20111229

Year of fee payment: 5

FPAY Annual fee payment

Payment date: 20121227

Year of fee payment: 6

LAPS Lapse due to unpaid annual fee