KR100601359B1 - Measure apparatus for safety check-up of bridge - Google Patents

Measure apparatus for safety check-up of bridge Download PDF

Info

Publication number
KR100601359B1
KR100601359B1 KR1020050020698A KR20050020698A KR100601359B1 KR 100601359 B1 KR100601359 B1 KR 100601359B1 KR 1020050020698 A KR1020050020698 A KR 1020050020698A KR 20050020698 A KR20050020698 A KR 20050020698A KR 100601359 B1 KR100601359 B1 KR 100601359B1
Authority
KR
South Korea
Prior art keywords
bridge
hydraulic
measuring device
deformation
fastener
Prior art date
Application number
KR1020050020698A
Other languages
Korean (ko)
Other versions
KR20050074340A (en
Inventor
김인석
Original Assignee
주식회사 삼림엔지니어링
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 주식회사 삼림엔지니어링 filed Critical 주식회사 삼림엔지니어링
Priority to KR1020050020698A priority Critical patent/KR100601359B1/en
Publication of KR20050074340A publication Critical patent/KR20050074340A/en
Application granted granted Critical
Publication of KR100601359B1 publication Critical patent/KR100601359B1/en

Links

Images

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
    • H02K7/06—Means for converting reciprocating motion into rotary motion or vice versa
    • H02K7/061—Means for converting reciprocating motion into rotary motion or vice versa using rotary unbalanced masses
    • H02K7/063—Means for converting reciprocating motion into rotary motion or vice versa using rotary unbalanced masses integrally combined with motor parts, e.g. motors with eccentric rotors
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K1/00—Details of the magnetic circuit
    • H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
    • H02K1/22—Rotating parts of the magnetic circuit
    • H02K1/27—Rotor cores with permanent magnets
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K1/00—Details of the magnetic circuit
    • H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
    • H02K1/34—Reciprocating, oscillating or vibrating parts of the magnetic circuit
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
    • H02K15/02—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies
    • H02K15/03—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies having permanent magnets
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K29/00—Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices
    • H02K29/06—Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices with position sensing devices
    • H02K29/08—Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices with position sensing devices using magnetic effect devices, e.g. Hall-plates, magneto-resistors
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K33/00—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Bridges Or Land Bridges (AREA)

Abstract

본 발명은 교량의 교좌 장치의 변형 감지를 위한 정밀안전 진단용 측정장치에 관한 것으로, 특히 교좌 장치의 변형을 감지하여 구조물에 미치는 악영향을 미연에 방지할 수 있도록 하는 교량 교좌 장치의 변형감지를 위한 정밀안전 진단용 측정 장치에 관한 것이다.The present invention relates to a precision safety diagnostic measuring device for detecting the deformation of the bridge device of the bridge, in particular to detect the deformation of the bridge device precision to detect the deformation of the bridge bridge device to prevent the adverse effects on the structure in advance It relates to a measuring device for safety diagnosis.

본 발명은, 교각 코핑, 교좌 장치, 스틸박스, 교량 슬래브 및 신축이음장치를 포함하는 교량에 있어서, 상기 교각 코핑과 스틸 박스에 각각 고정된 솔 플레이트와 측정 장치를 구성하는 고정 볼트와 유압 작동구가 밀착고정되게 설치되는 한편,상기 측정 장치는, 직사각형 박스 형태로, 내측이 관통되도록 유압측정기 체결대가 형성되고, 그 유압측정기 체결대의 길이방향 상,하면에 각각 다수개의 체결대 연결구가 형성되며, 그 체결대 연결구에 각각 상,하부에 고정 볼트와 유압 작동구가 결합되고, 상기 유압 작동구에 유압 측정기를 하부에서 지지하는 유압 파이프가 연결되어 유압력이 유압 작동구의 승,하강 정도에 따라 유압 측정기의 유압액의 높이가 차이를 가지도록 구성됨을 특징으로 하는 교량 교좌 장치의 변형감지를 위한 정밀안전 진단용 측정 장치를 제공한다.The present invention relates to a bridge including a pier coping, a bridge device, a steel box, a bridge slab, and an expansion joint device, wherein the fixing bolt and the hydraulic actuation mechanism constituting the sole plate and the measuring device respectively fixed to the bridge coping and the steel box are provided. While being installed in close contact, the measuring device, in the form of a rectangular box, the hydraulic gauge fastener is formed so as to penetrate the inside, and a plurality of fastener connection connectors are formed on the upper and lower surfaces of the hydraulic meter fastener, respectively, The fixing bolt and the hydraulic actuator are coupled to the upper and lower portions of the fastening connector, respectively, and the hydraulic pipe supporting the hydraulic gauge from the lower side is connected to the hydraulic actuator so that the hydraulic pressure is increased depending on the degree of lifting and lowering of the hydraulic actuator. Precision safety diagnostic side for detecting the deformation of the bridge bridge device, characterized in that the height of the hydraulic fluid of the measuring instrument has a difference Provide a tablet device.

교량, 교좌 장치, 변형감지, 측정 장치 Bridge, bridge device, deformation detection, measuring device

Description

교량 교좌 장치의 변형감지를 위한 정밀안전 진단용 측정 장치{MEASURE APPARATUS FOR SAFETY CHECK-UP OF BRIDGE}MEASURE APPARATUS FOR SAFETY CHECK-UP OF BRIDGE}

도 1은 일반적인 교량의 교좌 장치 파손에 따른 문제점을 나타내는 도면.1 is a view showing a problem caused by the failure of the bridge device of a general bridge.

도 2는 본 발명의 교량 교좌 장치의 변형감지를 위한 정밀안전 진단용 측정 장치의 사용 상태를 나타내는 도면.2 is a view showing a state of use of the precision safety diagnostic measurement device for detecting deformation of the bridge bridge device of the present invention.

도 3은 도 2의 A부 상세도면.3 is a detailed view of portion A of FIG. 2;

도 4는 본 발명의 교량 교좌 장치의 변형감지를 위한 정밀안전 진단용 측정 장치의 사시도.Figure 4 is a perspective view of a precision safety diagnostic measurement device for detecting deformation of the bridge bridge device of the present invention.

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

100: 교각 코핑 200: 교좌 장치100: pier coping 200: bridge device

300: 스틸 박스 400: 교량 슬래브300: steel box 400: bridge slab

500: 신축이음장치 610: 유압측정기 체결대500: expansion joint 610: hydraulic measuring instrument fastening

800: 측정 장치800: measuring device

본 발명은 교량의 교좌 장치의 변형감지를 위한 정밀안전 진단용 측정 장치 에 관한 것으로, 특히 교좌 장치의 변형을 감지하여 구조물에 미치는 악영향을 미연에 방지할 수 있도록 하는 교량 교좌 장치의 변형감지를 위한 정밀안전 진단용 측정 장치에 관한 것이다.The present invention relates to a precision safety diagnostic measurement device for detecting the deformation of the bridge device of the bridge, and in particular to detect the deformation of the bridge device to prevent the adverse effect on the structure in advance to detect the deformation of the bridge bridge device It relates to a measuring device for safety diagnosis.

일반적으로 교각 코핑과 스틸 박스의 사이에 솔 플레이트를 매개로 설치된 교좌 장치는 상부 하중을 그대로 받는 바, 변형이 빈번하게 발생되는 경우가 많고, 이러한 단점은 교량의 구조적 안전성에 큰 영향을 미치는 바, 이러한 단점을 해결하기 위해 교좌 장치에 대한 많은 연구가 시행되고 있는 실정이다.In general, the bridge device installed between the pier coping and the steel box via the sole plate is subjected to the upper load as it is, and the deformation is frequently generated, and this disadvantage has a great influence on the structural safety of the bridge. In order to solve this drawback, a lot of researches on the teaching apparatus have been conducted.

상기 교각 코핑에는 그 외측에 가시설물로 난간대가 설치되는 경우가 많고, 작업자들은 난간대를 이용해 교좌 장치의 보수 및 재설치를 하게 된다.The pier coping is often installed on the outside of the railings as a temporary, the workers are to repair and reinstall the bridge device using the railings.

도 1은 일반적인 교량의 교좌 장치 파손에 따른 문제점을 나타내는 도면으로서, 교량을 구성하는 교각 코핑(10)에는 상부에 다수개의 교좌 장치(20)가 설치되고, 상기 교좌 장치(20)의 상부에 스틸 박스(30)가 안착되며, 상기 스틸 박스(30)의 상부에 콘크리트가 타설되어 교량 슬래브(40)를 구성하게 된다.FIG. 1 is a view illustrating a problem caused by damage to a bridge device of a general bridge. A plurality of bridge devices 20 are installed at a bridge coping 10 constituting a bridge, and a steel is formed on the bridge device 20. The box 30 is seated, and concrete is poured on top of the steel box 30 to form the bridge slab 40.

상기 교량 슬래브(40)에는, 길이방향 연접면에 신축이음장치(50)가 설치되는 한편, 상기 교좌 장치(20)의 이상유무에 따라 교량 슬래브(40)에 균열이 발생되는 경우가 많다.In the bridge slab 40, the expansion joint device 50 is provided on the longitudinal connecting surface, and cracks are often generated in the bridge slab 40 depending on the abnormality of the bridge device 20.

특히, 상기 교좌 장치(20)에 대한 변형감지를 위한 정밀 측정이 어려울뿐만 아니라, 이러한 측정을 위한 장치는 전무후무하여 작업은 모두 육안으로만 확인할 수 있어 정확한 교좌 장치(20)의 상태를 측정하기 어려운 실정이다.In particular, it is difficult to precisely measure the deformation of the chair device 20, as well as the device for such a measurement is not at all, the work can be confirmed only with the naked eye, it is difficult to accurately measure the state of the chair device 20 It is true.

본 발명은 상술한 문제점을 감안하여, 본 발명은, 교량 슬래브의 편심된 하중에 따른 교좌 장치의 변형을 감지하여 구조물에 미치는 악영향을 미연에 방지할 수 있어 대형의 사고를 미연에 방지할 수 있는 교량 교좌 장치의 변형감지를 위한 정밀안전 진단용 측정 장치를 제공함을 그 목적으로 한다.The present invention in view of the above-described problems, the present invention, by detecting the deformation of the bridge device according to the eccentric load of the bridge slab can prevent the adverse effect on the structure in advance can prevent large accidents in advance It is an object of the present invention to provide a measuring device for precise safety diagnosis for deformation detection of bridge bridge devices.

본 발명은 상술한 목적 달성을 위해, 본 발명은, 교각 코핑, 교좌 장치, 스틸박스, 교량 슬래브 및 신축이음장치를 포함하는 교량에 있어서, 상기 교각 코핑과 스틸 박스에 각각 고정된 솔 플레이트와 측정 장치를 구성하는 고정 볼트와 유압 작동구가 밀착고정되게 설치되는 한편,상기 측정 장치는, 직사각형 박스 형태로, 내측이 관통되도록 유압측정기 체결대가 형성되고, 그 유압측정기 체결대의 길이방향 상,하면에 각각 다수개의 체결대 연결구가 형성되며, 그 체결대 연결구에 각각 상,하부에 고정 볼트와 유압 작동구가 결합되고, 상기 유압 작동구에 유압 측정기를 하부에서 지지하는 유압 파이프가 연결되어 유압력이 유압 작동구의 승,하강 정도에 따라 유압 측정기의 유압액의 높이가 차이를 가지도록 구성됨을 특징으로 하는 교량 교좌 장치의 변형감지를 위한 정밀안전 진단용 측정 장치를 제공한다.The present invention to achieve the above object, the present invention, in the bridge comprising a bridge coping, bridge device, steel box, bridge slab and expansion joint device, the sole plate and measurement fixed to the bridge coping and steel box respectively While the fixing bolt constituting the device and the hydraulic actuating tool are installed in close contact with each other, the measuring device has a rectangular box shape, and a hydraulic measuring instrument fastening member is formed to penetrate the inside thereof, and the upper and lower lengths of the hydraulic measuring instrument fastening member A plurality of fastener couplings are formed, respectively, the fastening bolts and hydraulic actuators are coupled to the fastener couplings, respectively, and a hydraulic pipe for supporting a hydraulic gauge from the bottom is connected to the hydraulic actuators. The bridge bridge device, characterized in that the height of the hydraulic fluid of the hydraulic gauge has a difference depending on the degree of lifting and lowering of the hydraulic operation port Provides a precision safety diagnostic measurement device for deformation detection.

이하, 첨부 도면을 참조하여 본 발명의 구성을 설명한다.EMBODIMENT OF THE INVENTION Hereinafter, the structure of this invention is demonstrated with reference to an accompanying drawing.

도 2는 본 발명의 교량 교좌 장치의 변형감지를 위한 정밀안전 진단용 측정 장치의 사용 상태를 나타내는 도면이고, 도 3은 도 2의 A부 상세도면이다.2 is a view showing the state of use of the precision safety diagnostic measurement device for detecting deformation of the bridge bridge device of the present invention, Figure 3 is a detailed view of the portion A of FIG.

교량을 구성하는 교각 코핑(100)에는 상부에 다수개의 교좌 장치(200)가 설 치되고, 상기 교좌 장치(200)의 상부에 스틸 박스(300)가 안착되며, 상기 스틸 박스(300)의 상부에 콘크리트가 타설되어 교량 슬래브(400)가 구성된다.In the bridge coping 100 constituting the bridge, a plurality of bridge devices 200 are installed at an upper portion, a steel box 300 is seated on an upper portion of the bridge device 200, and an upper portion of the steel box 300. Concrete is poured into the bridge slab 400 is configured.

상기 교량 슬래브(400)에는, 길이방향 연접면에 신축이음장치(500)가 설치되고, 상기 교좌 장치(200)에는, 그 측면에 측정 장치(800)가 설치되어 교좌 장치(200)의 변형정도를 파악하게 된다.The bridge slab 400, the expansion joint 500 is provided on the longitudinal connecting surface, the measuring device 800 is provided on the side of the bridge device 200, the degree of deformation of the bridge device 200 Will be identified.

상기 측정 장치(800)는, 상,하부면이 각각 솔 플레이트(220)(210)에 수직하게 밀착되어 유압에 의한 유압 측정기의 변형 정도에 따라 눈금을 읽어 파악할 수 있게 된다.The measuring device 800, the upper and lower surfaces are in close contact with the sole plates 220 and 210, respectively, so that the scale can be read and grasped according to the deformation degree of the hydraulic gauge by the hydraulic pressure.

도 4는 본 발명의 교량 교좌 장치의 변형감지를 위한 정밀안전 진단용 측정 장치의 사시도로서, 상기 측정 장치(800)는, 직사각형 박스 형태로, 내측이 관통되도록 유압측정기 체결대(610)가 형성되고, 그 유압측정기 체결대(610)의 길이방향 상,하면에 각각 다수개의 체결대 연결구(620)가 형성되며, 그 체결대 연결구(620)에 각각 상,하부에 고정 볼트(630)와 유압 작동구(640)가 결합되고, 상기 유압 작동구(640)에 유압 측정기(660)를 하부에서 지지하는 유압 파이프(650)가 연결되어 유압력이 유압 작동구(640)의 승,하강 정도에 따라 유압 측정기(600)의 유압액의 높이가 차이를 가지도록 작동된다.Figure 4 is a perspective view of a precision safety diagnostic measuring device for detecting deformation of the bridge bridge device of the present invention, the measuring device 800, in the form of a rectangular box, the hydraulic measuring instrument fastening table 610 is formed so as to penetrate the inside The upper and lower ends of the hydraulic measuring device fastening unit 610 are formed with a plurality of fastening connector connectors 620, respectively, and the fastening bolts 630 and hydraulic actuations at the upper and lower ends of the fastening connector connector 620, respectively. The sphere 640 is coupled, and the hydraulic pipe 650 for supporting the hydraulic measuring device 660 from the lower side is connected to the hydraulic operating port 640, the hydraulic force depending on the degree of rise and fall of the hydraulic operating port 640 The height of the hydraulic fluid of the hydraulic pressure gauge 600 is operated to have a difference.

즉, 상기 측정 장치(800)는, 고정 볼트(630)의 작동에 따라 교각 코핑(100)과 스틸 박스(300)에 각각 고정된 솔 플레이트(210)(220)와 밀착고정되게 되는 한편, 상기 측정 장치(800)가 설치된 후, 상부 교량 슬래브(400)의 하중이 하부로 전해지면서 유압 작동구(640)가 유압력에 의해 유동하게 되고, 이에 따라 유압 작동 구(640), 유압 파이프(650) 및 유압 측정기(650)에 가득차있던 유압액의 높이가 처음상태와 다르게 유동하게 되어 교좌 장치(200)의 편심 정도를 측정하게 되는 것이다.That is, the measuring device 800 is in close contact with the sole plate 210 and 220 fixed to the pier coping 100 and the steel box 300 according to the operation of the fixing bolt 630, After the measuring device 800 is installed, the load of the upper bridge slab 400 is transmitted to the lower portion, the hydraulic actuation port 640 is flowed by the hydraulic force, accordingly the hydraulic actuation port 640, the hydraulic pipe 650 ) And the height of the hydraulic fluid filled in the hydraulic measuring device 650 is different from the initial state to measure the eccentricity of the teaching device 200.

상술한 본 발명의 구성에 의한 효과를 설명한다.The effect by the structure of this invention mentioned above is demonstrated.

본 발명의 측정 장치는, 유압액의 변형 정도에 교좌장치에 전해지는 응력을 측정함과 아울러, 그 교좌 장치의 변형을 감지할 수 있게 되어 구조물에 미치는 악영향을 미연에 방지할 수 있는 효과를 얻을 수 있다.The measuring device of the present invention can measure the stress transmitted to the teaching device at the degree of deformation of the hydraulic fluid, and can detect the deformation of the teaching device to obtain the effect of preventing adverse effects on the structure. Can be.

특히, 상기 측정 장치는, 유압력을 응용하여 교좌장치에 연접되게 설치가능하고, 간단한 구조로 작동이 가능하여 손쉽게 교좌 장치의 변형을 측정할 수 있어 유지관리의 비용이 절감되는 효과를 갖는다.In particular, the measuring device can be installed to be connected to the teaching apparatus by applying the hydraulic force, it is possible to operate in a simple structure can easily measure the deformation of the teaching apparatus has the effect of reducing the cost of maintenance.

Claims (1)

교각 코핑, 교좌 장치, 스틸박스, 교량 슬래브 및 신축이음장치를 포함하는 교량에 있어서, In a bridge comprising a bridge coping, a bridge device, a steel box, a bridge slab and expansion joints, 상기 교각 코핑(100)과 스틸 박스(300)에 각각 고정된 솔 플레이트(210)(220)와 측정 장치(800)를 구성하는 고정 볼트(630)와 유압 작동구(640)가 밀착고정되게 설치되는 한편,The fixing bolt 630 and the hydraulic actuation port 640 constituting the sole plate 210 and 220 and the measuring device 800 fixed to the pier coping 100 and the steel box 300 are installed in close contact with each other. Meanwhile, 상기 측정 장치(800)는, 직사각형 박스 형태로, 내측이 관통되도록 유압측정기 체결대(610)가 형성되고, 그 유압측정기 체결대(610)의 길이방향 상,하면에 각각 다수개의 체결대 연결구(620)가 형성되며, 그 체결대 연결구(620)에 각각 상,하부에 고정 볼트(630)와 유압 작동구(640)가 결합되고, 상기 유압 작동구(640)에 유압 측정기(660)를 하부에서 지지하는 유압 파이프(650)가 연결되어 유압력이 유압 작동구(640)의 승,하강 정도에 따라 유압 측정기(600)의 유압액의 높이가 차이를 가지도록 구성됨을 특징으로 하는 교량 교좌 장치의 변형감지를 위한 정밀안전 진단용 측정 장치.The measuring device 800, in the form of a rectangular box, the hydraulic measuring fastener 610 is formed so as to penetrate the inside, a plurality of fasteners connecting the upper and lower surfaces of the hydraulic measuring fastener 610 in the longitudinal direction, respectively ( 620 is formed, and the fixing bolt 630 and the hydraulic actuator 640 is coupled to the fastener connector 620 at the upper and lower portions, respectively, and the hydraulic gauge 660 is lowered to the hydraulic actuator 640. Hydraulic bridge 650 is supported in the bridge bridge device, characterized in that the hydraulic force is configured to have a difference in the height of the hydraulic fluid of the hydraulic measuring device 600 according to the rising and falling degree of the hydraulic operation port 640 Precise safety diagnostic measuring device for detecting deformation.
KR1020050020698A 2005-03-11 2005-03-11 Measure apparatus for safety check-up of bridge KR100601359B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020050020698A KR100601359B1 (en) 2005-03-11 2005-03-11 Measure apparatus for safety check-up of bridge

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020050020698A KR100601359B1 (en) 2005-03-11 2005-03-11 Measure apparatus for safety check-up of bridge

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
KR20-2004-0000531U Division KR200347780Y1 (en) 2004-01-09 2004-01-09 Measure apparatus for safety check-up of bridge

Publications (2)

Publication Number Publication Date
KR20050074340A KR20050074340A (en) 2005-07-18
KR100601359B1 true KR100601359B1 (en) 2006-07-24

Family

ID=37263098

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020050020698A KR100601359B1 (en) 2005-03-11 2005-03-11 Measure apparatus for safety check-up of bridge

Country Status (1)

Country Link
KR (1) KR100601359B1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100851245B1 (en) * 2008-04-10 2008-08-08 (주)한국건설안전진단 Safety diagnosis apparatus for bridge-seat of bridge

Also Published As

Publication number Publication date
KR20050074340A (en) 2005-07-18

Similar Documents

Publication Publication Date Title
CN110629675A (en) Cast-in-place pier top rotating and cantilever pouring combined construction method for continuous beam support
JP2016075090A (en) Expansion joint system for bridge
AU2012232708B2 (en) Differential deflection measurement in structural members
KR100601359B1 (en) Measure apparatus for safety check-up of bridge
JP4430445B2 (en) Anchor shear tester
KR200347780Y1 (en) Measure apparatus for safety check-up of bridge
KR100456271B1 (en) Measure apparatus for safety check-up of bridge
CN210216183U (en) Deviation brake for continuous bridge junction pier
KR100725059B1 (en) A measurement device for safe diagnoses of a supporting beam perpendicular department
KR100562912B1 (en) Flow measure apparatus for safety check-up of construction
CN205483522U (en) Move a year pipe clamp and draw pressure testing arrangement
KR100473482B1 (en) Modification measure apparatus of pier for bridge
KR20040103867A (en) Safety diagnosis apparatus for construction
KR100807128B1 (en) Measurement method of safety measurement member and falling protection member for concrete slab of bridge
CN112378772A (en) Destructive detection equipment for strength of building PC (polycarbonate) component
CN207650019U (en) A kind of compression test device for concrete box culvert
CN109468900B (en) Rail joint, interval iron and limiter longitudinal resistance comprehensive measurement device
KR20190143101A (en) Bridge upper structure raising apparatus and raising method
KR100850292B1 (en) Apparatus for mesuring deflection angle for diagnosis of structure
CN201096513Y (en) Sensor pin type spacing protection mechanism
CN103115713B (en) Method for testing uplift-resistant bearing capacity of building blocks in building block structure
CN221745699U (en) On-spot intensity detection device of steel construction component
CN102704411B (en) Follow-up support cushion block for jacking construction of buildings
CN202509411U (en) Following supporting cushion block for building propping construction
CN221280244U (en) Uneven settlement monitoring mechanism of concrete pipe gallery on two sides of deformation joint

Legal Events

Date Code Title Description
A108 Dual application of patent
A201 Request for examination
E701 Decision to grant or registration of patent right
GRNT Written decision to grant
FPAY Annual fee payment

Payment date: 20130624

Year of fee payment: 8

FPAY Annual fee payment

Payment date: 20140704

Year of fee payment: 9

FPAY Annual fee payment

Payment date: 20150706

Year of fee payment: 10

FPAY Annual fee payment

Payment date: 20160706

Year of fee payment: 11

FPAY Annual fee payment

Payment date: 20170704

Year of fee payment: 12

FPAY Annual fee payment

Payment date: 20180703

Year of fee payment: 13

FPAY Annual fee payment

Payment date: 20190702

Year of fee payment: 14