WO2019149237A1 - Dispositif pour une utilisation dans la surveillance d'un écart de pilier de pont dans un pont et son procédé d'installation - Google Patents

Dispositif pour une utilisation dans la surveillance d'un écart de pilier de pont dans un pont et son procédé d'installation Download PDF

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Publication number
WO2019149237A1
WO2019149237A1 PCT/CN2019/074066 CN2019074066W WO2019149237A1 WO 2019149237 A1 WO2019149237 A1 WO 2019149237A1 CN 2019074066 W CN2019074066 W CN 2019074066W WO 2019149237 A1 WO2019149237 A1 WO 2019149237A1
Authority
WO
WIPO (PCT)
Prior art keywords
beidou
bridge
antenna
monitoring
strut
Prior art date
Application number
PCT/CN2019/074066
Other languages
English (en)
Chinese (zh)
Inventor
梁晓东
谢鸿
刘正兴
肖骏文
Original Assignee
湖南联智桥隧技术有限公司
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
Priority claimed from CN201820167662.1U external-priority patent/CN207704038U/zh
Priority claimed from CN201810095707.3A external-priority patent/CN108107450A/zh
Application filed by 湖南联智桥隧技术有限公司 filed Critical 湖南联智桥隧技术有限公司
Publication of WO2019149237A1 publication Critical patent/WO2019149237A1/fr

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Classifications

    • 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
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
    • G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
    • G01S19/13—Receivers
    • G01S19/14—Receivers specially adapted for specific applications
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B19/00—Programme-control systems
    • G05B19/02—Programme-control systems electric
    • G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
    • G05B19/048—Monitoring; Safety

Definitions

  • the invention relates to the field of bridge pier monitoring, and in particular to a device for monitoring a bridge pier deviation in a bridge and a mounting method thereof.
  • the main technical means of bridge pier monitoring are carried out using monitoring equipment and sensors such as prism-free total station, GPS positioning equipment, radar deformation measuring equipment, displacement meter, etc.
  • Some bridge pier monitoring is even carried out by manual visual inspection.
  • the prism-free total station, radar, and manual visual monitoring are mainly measured manually or irregularly, and the measuring personnel are placed under the bridge to observe the prism-free total station, radar measuring instrument and other observation equipment or visual inspection.
  • the offset value of the pier is measured.
  • the monitoring method of GPS positioning equipment and displacement meter is to measure the long-term accumulated deviation value of the pier by installing GPS positioning equipment, displacement meter and other monitoring equipment on the pier.
  • online and real-time automatic monitoring can be achieved.
  • the methods of prism-free total station, radar, manual visual observation, etc. mainly have the shortcomings of long-term online real-time monitoring, large manpower input, time-consuming and labor-intensive, large human error, and non-automation. It is difficult to meet the current online real-time and automatic monitoring of bridge monitoring. Information technology needs.
  • the cost of GPS positioning monitoring is relatively high (usually 1.5-2.0 times of the cost of Beidou positioning monitoring), and the monitoring of the bridge pier below the bridge deck by GPS positioning monitoring is affected by the bridge surface occlusion satellite signal, and the data accuracy is low. this problem.
  • the displacement meter monitoring Due to the characteristics of the electronic instrument itself, the displacement meter monitoring has low quality and reliability for long-term use in the field. It is generally suitable for short-term or temporary monitoring, and can only measure the displacement along the limit due to the one-way measurement dimension of the instrument itself.
  • the bridge piers in the direction of arrangement are unidirectionally deformed.
  • the invention mainly adopts the Beidou positioning technology to monitor the deviation of the bridge pier, and invents a complete monitoring device to solve the problem of long-term online real-time, automatic, reliable and high-precision measurement of the pier pier monitoring.
  • the object of the present invention is to provide a monitoring device for bridge position deviation in a bridge and a mounting method thereof, so as to solve the problem that the existing bridge pier monitoring device has low precision, cannot be real-time automation and high cost.
  • the present invention provides a bridge position monitoring device for a bridge, comprising a Beidou antenna bracket and a Beidou equipment integration box, wherein the Beidou antenna bracket is used for installing a Beidou antenna and extending the Beidou antenna to a position above the bridge deck.
  • the Beidou equipment integrated box is used for accommodating the Beidou monitoring device and ensuring that the Beidou monitoring device can be connected with the Beidou antenna;
  • the Beidou antenna bracket includes a bracket tube, a Beidou antenna base, a strut, a bracket tube anchor seat and a strut anchor base, and the Beidou antenna base is disposed at a top of the bracket tube for fixing the Beidou antenna; Connected to the bracket tube, and the other end is connected with the strut anchoring seat connecting the bridge; the bracket tube anchoring seat is disposed at the lower end of the bracket tube and connected with the bridge;
  • the Beidou equipment integrated box includes a device integrated box body and a Beidou monitoring device; the device integrated box body is connected with the bridge; the Beidou monitoring device is disposed in the device integrated box body and connected to the Beidou antenna.
  • the strut and the bracket tube are connected by a strut hoop, and the strut hoop is detachably fastened to the bracket tube, and the strut and the strut hoop connection.
  • the number of the struts is two, and one end of the two struts is disposed on the struts and the two struts are formed in a V shape and fixed on the cover beam.
  • the Beidou equipment integrated box further includes a device integrated box cover and an anchoring hanging plate, and the device integrated box cover is openably disposed at a top of the equipment integrated box body; the Beidou The monitoring device is connected to the Beidou antenna through an antenna cable; one end of the anchoring hanging plate is fixed on the outer side of the device integrated box body, and the other end is disposed on the bridge guardrail.
  • the anchoring hanging plate is provided with an anchor bolt hole, and the anchoring hanging plate is fixed on the bridge guardrail by the anchor bolt.
  • the bracket tube has an L-shaped structure
  • the bracket tube is provided as a built-in hollow tubular structure
  • the turn of the L-shaped structure is provided with a cable mouth
  • the antenna cable enters the hollow tubular through the cable mouth Inside the structure and connected to the Beidou antenna;
  • the anchor anchor seat and the bracket tube anchor seat are respectively provided with anchor bolt holes, and the strut anchor seat and the bracket tube anchor seat are fixed on the side of the cover beam by the expansion bolt anchor.
  • the equipment integrated box body is internally provided with a steel horizontal bar, the steel horizontal bar is provided with a device hook, and the equipment hook is used for hanging the Beidou monitoring device; the device integrated box body is provided with a blind window outside .
  • the Beidou monitoring device includes a Beidou receiver, a power supply module, a lightning protection module, and a wireless data transmission module;
  • the Beidou receiver is connected to the Beidou antenna through an antenna cable;
  • the data transmission module is connected to the Beidou receiver;
  • the wireless data transmission module is wirelessly connected to the external Beidou satellite by wireless;
  • the power supply module is connected to the Beidou receiver and the wireless data transmission module for power supply.
  • the Beidou antenna of the invention extends above the bridge guardrail, and solves the problem that the Beidou antenna is under the bridge and receives the Beidou satellite signal is not strong or can not be received, so that the accuracy and data stability and reliability of the Beidou monitoring are better;
  • the equipment integrated box is installed on the bridge guardrail, and the installation, commissioning and post-maintenance of the Beidou monitoring equipment can be completed on the bridge deck. It is not necessary to put the technicians under the bridge deck by calling the bridge inspection vehicle or the hanging basket.
  • the bracket tube is set to an L-shaped structure, and two struts are formed in a V-shape to be fixed on the cover beam, thereby making the installation of the Beidou antenna bracket more stable.
  • the invention also discloses a method for installing the above device, the details are as follows:
  • the method for installing the device for monitoring the deviation of the bridge pier in the bridge as described above comprises the following steps:
  • Step 1 Install the bracket tube of the Beidou antenna bracket, and fix it through the bracket tube anchor seat and the bridge;
  • Step 2 Install the struts, and fix one end of the struts to the bridge through the struts anchoring seat;
  • Step three connecting the other end of the strut and the bracket tube into a stable whole
  • Step 4 Install the Beidou antenna and fix the Beidou antenna on the base of the Beidou antenna;
  • Step 5 Antenna cable routing, route the antenna cable connecting the Beidou monitoring device and the Beidou antenna to the installation position of the Beidou equipment integrated box;
  • Step 6 Install the Beidou equipment integrated box, and hang the Beidou equipment integrated box on the bridge guardrail to complete the installation of the Beidou equipment integrated box;
  • Step 7 Install the Beidou monitoring device in the equipment integration box, connect the antenna cable of the Beidou antenna to the Beidou receiver, and complete the installation.
  • step 1 the bracket tube, the Beidou antenna base and the bracket tube anchor seat are integrally welded and welded at the factory, and four expansion bolts and covers are implanted through the four anchor bolt holes in the bracket tube anchoring seat.
  • the side of the beam is fixedly connected to complete the installation of the bracket tube;
  • the struts and the struts anchoring joints are welded and integrated at the factory, and four expansion bolts are implanted in the four anchor bolt holes of each struts anchoring seat to be fixedly connected with the side of the cover beam to complete the plurality of struts. installation;
  • Step 3 connecting the two struts and the bracket tube into a stable whole by the struts hoop;
  • Step 4 connect the Beidou antenna and the Beidou antenna base through the matching nut;
  • Step 6 All the components of the Beidou equipment integrated box are welded and integrated into the factory.
  • the anchoring hanging plate of the Beidou equipment integrated box is hung on the bridge guardrail, and then implanted through the two anchor bolt holes of each anchoring hanging plate. 2 expansion bolts complete the installation of the Beidou equipment integrated box.
  • a plurality of components are pre-formed into a unitary structure, which is easy to install and makes the installation cost lower.
  • Embodiment 1 is a schematic structural view of a device according to Embodiment 1 of the present invention when it is installed and used;
  • Figure 2 is a schematic structural view of the stent tube of Figure 1;
  • Figure 3 is a schematic structural view of the Beidou equipment integration box of Figure 1;
  • bracket tube 1, Beidou antenna base, 3, strut hoop, 4, pole, 5, cable mouth, 6, bracket tube anchor seat, 7, strut anchor seat, 8, Equipment integrated box body, 9, equipment integrated box cover, 10, blinds, 11, cable holes, 12, steel rails, 13, equipment hooks, 14, anchoring panels, 15, anchor bolt holes, 16, Beidou Antenna, 17, antenna cable, 18, bridge guardrail, 19, bridge deck, 20, T beam, 21, cover beam, 22, pier.
  • a device for monitoring the deviation of a bridge pier in a bridge includes a Beidou antenna bracket and a Beidou equipment integration box.
  • the Beidou antenna bracket is used to place the antenna and extend the Beidou antenna above the bridge guardrail. This solves the problem that the Beidou antenna is not strong or can not be received under the bridge.
  • the Beidou equipment integrated box is used to place Beidou monitoring equipment, which has waterproof and lightning protection functions.
  • a Beidou antenna 16 is disposed on the Beidou antenna bracket, and a Beidou antenna bracket is disposed on the cover beam 1 and extends the Beidou antenna 16 to the bridge deck; the Beidou equipment integrated box is mounted on the bridge guardrail 18.
  • the Beidou antenna bracket needs to be installed with a bridge inspection vehicle or a hanging basket.
  • the Beidou equipment integration box can be directly installed manually on the bridge deck, and the implementation conditions are relatively simple and are not limited by current technical conditions.
  • the Beidou antenna bracket is shown in FIG. 2, and specifically includes a bracket tube 1 (preferably a bracket steel tube), a Beidou antenna base 2, a strut hoop 3, a strut 4, a bracket tube anchoring seat 6 and a strut anchoring seat 7.
  • the Beidou antenna base 2 is disposed at the top of the bracket tube 1.
  • the strut hoop 3 is fastened and fastened to the bracket tube 1.
  • One end of the strut 4 is disposed on the strut hoop 3, and the other end is disposed on the strut anchoring seat 7.
  • the strut anchoring seat 7 is fixedly disposed on the cover beam 21.
  • the stent tube anchoring seat 6 is disposed at the lower end of the stent tube 1 and is fixed to the cover beam 21.
  • the bracket tube 1 is arranged in an L-shaped structure, the bracket tube 1 is provided as a built-in hollow tubular structure, the turning point of the "L"-type structure is provided with a cable opening 5, and the antenna cable 17 enters the hollow tubular structure through the cable opening 5. It is connected to the Beidou antenna 16 inside.
  • the number of the struts 4 is two, and one end of the two struts 4 is disposed on the struts hoop 3, and the two struts 4 are formed in a "V" shape and fixed on the cover beam 21.
  • Both the strut anchoring seat 7 and the bracket tube anchoring seat 6 are provided with anchor bolt holes 15, and the strut anchoring seat 7 and the bracket tube anchoring seat 6 are both fixed on the side of the cover beam 21 by expansion bolt anchors.
  • the bracket tube 1 of the Beidou antenna bracket is installed. Since the bracket tube 1, the Beidou antenna base 2 and the bracket tube anchoring seat 6 are integrally welded at the factory, four of the four anchor bolt holes 15 of the bracket tube anchoring seat 6 are implanted.
  • the expansion tube can be installed by completing the expansion bolt. Two struts 4 are installed.
  • the Beidou antenna bracket is anchored on the cover beam of the bridge through the bracket tube 1 and the struts 4, wherein the bracket tube 1 is anchored to the side of the cover beam by the bracket tube anchoring seat 6 and 4 expansion bolts, and the two struts 4 are anchored by the struts
  • the seat 7 and 8 expansion bolts are anchored to the top surface of the cover beam stop.
  • the function of the bracket tube 1 is to support the Beidou antenna to extend the top surface of the bridge guardrail to ensure that the Beidou antenna can receive the Beidou satellite signal;
  • the function of the two struts 4 is to ensure the stability of the bracket tube 1 and prevent the wind and the bridge.
  • the vibration of the vehicle causes the vibration of the bracket tube 1 to be too large, which affects the measurement accuracy.
  • the Beidou equipment integration box is shown in Figure 3, specifically including the equipment integrated box body 8, the equipment integrated box cover 9, the anchoring hanging board 14 and the Beidou monitoring equipment.
  • the Beidou monitoring device is disposed in the equipment integrated box body 8 and is connected to the Beidou antenna 16 by providing an antenna cable 17.
  • One end of the anchoring hanging plate 14 is fixed on the outer side of the equipment integrated box body 8, and the other end is disposed on the bridge guard rail 18.
  • the device integrated box cover 9 is disposed at the top of the device integrated box body 8.
  • the equipment integrated box body 8 is internally provided with a steel cross bar 12, and the steel cross bar 12 is provided with a device hook 13 for hanging the Beidou monitoring device.
  • the outer side of the equipment integrated box body 8 is provided with a louver 10, and the anchoring hanging plate 14 is provided with an anchor bolt hole 15 which is fixed on the bridge guard rail 18 by an expansion bolt anchor.
  • the Beidou monitoring device includes a Beidou receiver, a power supply module, a lightning protection module, and a wireless data transmission module; the Beidou receiver is connected to the Beidou antenna 16 through an antenna cable 17.
  • the lightning protection module and the wireless data transmission module are connected to the Beidou receiver.
  • the wireless data transmission module is wirelessly connected to the external Beidou satellite wirelessly.
  • the power supply module is connected to the Beidou receiver and the wireless data transmission module for power supply.
  • the specific structure, selection, and the like of the power supply module, the lightning protection module, and the wireless data transmission module can be referred to the prior art.
  • the Beidou equipment box is anchored on the bridge guardrail by anchoring the hanging plate 14 and 4 expansion bolts.
  • the Beidou monitoring equipment (before the Beidou antenna, the Beidou receiver, the power supply module, the lightning protection module, the wireless data transmission module, etc.) can be placed in the Beidou.
  • the operator can uncover the Beidou equipment integrated box cover 9 on the bridge deck to install, debug and later maintain the Beidou monitoring equipment in the box.
  • the Beidou antenna is installed on the Beidou antenna base 2, and the antenna cable connecting the Beidou antenna and the Beidou receiver goes down inside the bracket tube 1, and exits from the cable port 5 of the bracket tube, and then the bracket tube 1 and the cover beam are sequentially attached.
  • the outer wall of the T beam and the guardrail is routed until it enters the box from the cable hole 11 of the Beidou equipment integration box and is connected to the Beidou receiver.
  • a method for installing a bridge pier deflection monitoring device includes the following steps:
  • Step 1 Install the bracket tube 1 of the Beidou antenna bracket. Since the bracket tube 1, the Beidou antenna base 2 and the bracket tube anchoring seat 6 are welded and integrated in the factory, the four anchor bolt holes 15 in the bracket tube anchoring seat 6 are implanted. Enter 4 expansion bolts to complete the installation of the bracket tube 1; the Beidou antenna bracket needs to be installed with a bridge inspection vehicle or a hanging basket;
  • Step 2 Install two struts 4. Since the struts 4 and the struts anchors 7 are integrally welded at the factory, four expansion bolts are implanted through the four anchor bolt holes 15 of each struts anchoring seat 7 to complete Two struts 4 are installed;
  • Step 3 The two struts 4 and the bracket tube 1 are connected into a stable whole by the struts hoop 3, and the two struts 4 are formed into a V shape, thereby forming a triangle with the cover beam 21, thereby making the stability higher. ;
  • Step 4 Install the Beidou antenna 16, and the Beidou antenna 16 and the Beidou antenna base 2 are connected by a matching nut;
  • Step 5 The antenna cable 17 is routed, and the antenna cable 17 is routed to the installation position of the Beidou equipment integrated box (it is generally preferred to be in the vicinity of the antenna cable, and the antenna cable has a proper length reserved for the Beidou monitoring device and the Beidou antenna connection) ;
  • Step 6 Install the Beidou equipment integrated box. All the components of the Beidou equipment integrated box are welded and integrated into the factory. The anchoring hanging plate 4 of the Beidou equipment integrated box is hung on the bridge guardrail, and then the anchoring plate 4 is passed through each block. Two anchor bolt holes 15 are implanted into two expansion bolts to complete the installation of the Beidou equipment integrated box;
  • Step 7 Install the Beidou monitoring device in the equipment integration box, connect the antenna cable of the Beidou antenna to the Beidou receiver, and complete the installation.
  • the invention will set a Beidou monitoring point on the end face of the connecting beam connecting the pier, and the deviation value of the bridge cap beam is measured by the Beidou monitoring point. Since the cover beam and the pier are a consolidated whole, the deviation value of the cover beam can directly reflect The offset value of the pier.
  • the monitoring device of each monitoring point mainly includes two parts: the Beidou antenna bracket and the Beidou equipment integration box.
  • the Beidou antenna bracket can extend the Beidou antenna above the bridge deck to solve the problem of the bridge facing the Beidou satellite signal receiving, thereby improving the data accuracy of the bridge pier deviation monitoring;
  • the Beidou equipment integrated box can be directly installed on the bridge deck guardrail, Beidou monitoring
  • the equipment before the Beidou antenna, the Beidou receiver, the power supply module, the lightning protection module, the wireless data transmission module, etc.
  • the Beidou equipment in the Beidou equipment integrated box can be debugged from the bridge deck.
  • post-maintenance can greatly reduce the difficulty and cost of Beidou equipment commissioning and post-maintenance work.
  • the principle of the device for monitoring the deviation of the bridge pier in the bridge of the invention is applicable to the monitoring of the deviation of the piers of various bridges, and is particularly suitable for the monitoring of the piers of the bridges with the cover beams.
  • the Beidou antenna bracket In the device for monitoring the deviation of the bridge pier in the bridge of the invention, the Beidou antenna bracket needs to be installed by the bridge inspection vehicle or the hanging basket, and the Beidou equipment integration box can be directly installed manually on the bridge surface, and the implementation condition is relatively simple and is not Current technical conditions are limited.
  • the Beidou antenna bracket extends the Beidou antenna above the bridge guardrail and has two strut and strut hoops to fix the bracket tube to prevent the bracket tube from having a large amplitude.
  • the bracket tube is an L-shaped steel tube with a cable opening for easy antenna cable routing.
  • the Beidou equipment integrated box cover is opened to the side, which is convenient for the technicians on the bridge deck to operate the monitoring equipment inside the box.

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Automation & Control Theory (AREA)
  • Bridges Or Land Bridges (AREA)

Abstract

L'invention concerne un dispositif pour une utilisation dans la surveillance d'un écart de pilier de pont dans un pont, comprenant un support d'antenne Beidou et un boîtier d'intégration de dispositif Beidou, le support d'antenne Beidou étant utilisé pour installer une antenne Beidou (16) et étendre l'antenne Beidou (16) au-dessus d'un plancher de pont ; le boîtier d'intégration de dispositif Beidou est utilisé pour loger un dispositif de surveillance Beidou et sécuriser la connexion entre le dispositif de surveillance Beidou et l'antenne Beidou (16). Le support d'antenne Beidou comprend un tube de support (1), une base d'antenne Beidou (2), une tige de support (4), une base d'ancrage de tube de support (6) et une base d'ancrage de tige de support (7). Le boîtier d'intégration de dispositif Beidou comprend un corps de boîtier d'intégration de dispositif (8) et le dispositif de surveillance Beidou. Une antenne Beidou du dispositif pour une utilisation dans la surveillance s'étend au-dessus d'un rail de garde d'un pont et résout le problème dans le passé selon lequel l'antenne Beidou est placée sous le pont et soit reçoit des signaux de satellite Beidou qui n'étaient pas intenses ou ne reçoit pas de signal du tout, ce qui permet d'améliorer la précision de la surveillance Beidou et la stabilité et la fiabilité des données. L'invention concerne en outre un procédé d'installation pour le dispositif de surveillance décrit, le procédé étant applicable à une surveillance de pilier de pont, dans laquelle son fonctionnement est simple et la mise en oeuvre est facile.
PCT/CN2019/074066 2018-01-31 2019-01-31 Dispositif pour une utilisation dans la surveillance d'un écart de pilier de pont dans un pont et son procédé d'installation WO2019149237A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
CN201820167662.1U CN207704038U (zh) 2018-01-31 2018-01-31 一种采用北斗定位技术的桥墩偏位监测装置
CN201810095707.3A CN108107450A (zh) 2018-01-31 2018-01-31 一种采用北斗定位技术的桥墩偏位监测装置及其安装方法
CN201820167662.1 2018-01-31
CN201810095707.3 2018-01-31

Publications (1)

Publication Number Publication Date
WO2019149237A1 true WO2019149237A1 (fr) 2019-08-08

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PCT/CN2019/074066 WO2019149237A1 (fr) 2018-01-31 2019-01-31 Dispositif pour une utilisation dans la surveillance d'un écart de pilier de pont dans un pont et son procédé d'installation

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WO (1) WO2019149237A1 (fr)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103090825A (zh) * 2012-12-10 2013-05-08 陕西西北铁道电子有限公司 一种基于北斗兼容型的铁路桥梁状态监测系统
CN105444726A (zh) * 2014-08-28 2016-03-30 中建四局第六建筑工程有限公司 一种基于北斗卫星的建筑结构变形监测方法及系统
CN205300533U (zh) * 2016-01-13 2016-06-08 武汉福天通科技有限公司 一种基于北斗高精度的桥梁安全监测装置
CN205785295U (zh) * 2016-05-18 2016-12-07 刘诚臣 一种桥梁形变实时监测系统
CN106441217A (zh) * 2016-08-31 2017-02-22 江苏艾倍科科技股份有限公司 一种基于北斗的高速铁路桥梁沉降预警监测系统
CN108107450A (zh) * 2018-01-31 2018-06-01 湖南联智桥隧技术有限公司 一种采用北斗定位技术的桥墩偏位监测装置及其安装方法
CN207704038U (zh) * 2018-01-31 2018-08-07 湖南联智桥隧技术有限公司 一种采用北斗定位技术的桥墩偏位监测装置

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103090825A (zh) * 2012-12-10 2013-05-08 陕西西北铁道电子有限公司 一种基于北斗兼容型的铁路桥梁状态监测系统
CN105444726A (zh) * 2014-08-28 2016-03-30 中建四局第六建筑工程有限公司 一种基于北斗卫星的建筑结构变形监测方法及系统
CN205300533U (zh) * 2016-01-13 2016-06-08 武汉福天通科技有限公司 一种基于北斗高精度的桥梁安全监测装置
CN205785295U (zh) * 2016-05-18 2016-12-07 刘诚臣 一种桥梁形变实时监测系统
CN106441217A (zh) * 2016-08-31 2017-02-22 江苏艾倍科科技股份有限公司 一种基于北斗的高速铁路桥梁沉降预警监测系统
CN108107450A (zh) * 2018-01-31 2018-06-01 湖南联智桥隧技术有限公司 一种采用北斗定位技术的桥墩偏位监测装置及其安装方法
CN207704038U (zh) * 2018-01-31 2018-08-07 湖南联智桥隧技术有限公司 一种采用北斗定位技术的桥墩偏位监测装置

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