WO2019149237A1

WO2019149237A1 - Device for use in monitoring bridge pier deviation in bridge and installation method therefor

Info

Publication number: WO2019149237A1
Application number: PCT/CN2019/074066
Authority: WO
Inventors: 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: 2018-01-31
Filing date: 2019-01-31
Publication date: 2019-08-08

Abstract

A device for use in monitoring bridge pier deviation in a bridge, comprising a Beidou antenna bracket and a Beidou device integration box, wherein the Beidou antenna bracket is used for installing a Beidou antenna (16) and extending the Beidou antenna (16) above a bridge floor; the Beidou device integration box is used for accommodating a Beidou monitoring device and securing the connection between the Beidou monitoring device and the Beidou antenna (16). The Beidou antenna bracket comprises a bracket tube (1), a Beidou antenna base (2), a support rod (4), a bracket tube anchoring base (6) and a support rod anchoring base (7). The Beidou device integration box comprises a device integration box body (8) and the Beidou monitoring device. A Beidou antenna of the device for use in monitoring extends above a guard rail of a bridge and solves the problem in the past of the Beidou antenna being placed under the bridge and either receiving Beidou satellite signals that were not strong or not receiving signals at all, thereby improving the precision of Beidou monitoring and the stability and reliability of data. Further provided is an installation method for the described monitoring device, the method being applicable to bridge pier monitoring, in which the operation thereof is simple and implementation is easy.

Description

Bridge monitoring device for bridge pier and installation method thereof

Technical field

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.

Background technique

At present, 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. Among them, 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. Generally, 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.

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.

Summary of the invention

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.

In order to achieve the above object, 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.

Preferably, in the above technical solution, 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.

Preferably, in the above technical solution, 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.

Preferably, in the above technical solution, 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.

Preferably, in the above technical solution, 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.

Preferably, in the above technical solution, 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, and 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.

Preferably, in the above technical solution, 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 .

Preferably, 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 lightning protection module and the wireless 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 application of the device of the invention has the following beneficial effects:

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. Convenient, greatly saving manpower and material resources and implementation costs, safety can be higher; 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.

Preferably, in the above technical solution, in 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;

In the second step: 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.

With the mounting method of the present invention, a plurality of components are pre-formed into a unitary structure, which is easy to install and makes the installation cost lower.

In addition to the objects, features and advantages described above, the present invention has other objects, features and advantages. The invention will now be described in further detail with reference to the drawings.

DRAWINGS

The accompanying drawings, which are incorporated in the claims In the drawing:

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;

In the figure, the label: 1, bracket tube, 2, 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.

Detailed ways

The embodiments of the present invention are described in detail below with reference to the accompanying drawings.

Example 1:

A device for monitoring the deviation of a bridge pier in a bridge, as shown in Figure 1-3, 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. Since the struts 4 and the struts anchors 7 are integrally welded at the factory, four expansion bolts are inserted through the four anchor bolt holes 15 of each struts anchoring seat 7, and the installation is completed. Two struts 4. The two struts 4 and the bracket tube 1 are connected by a strut hoop 3 into a stable whole.

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. In the equipment integrated box body 8, 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.) can be placed in the Beidou equipment integrated box, and the Beidou equipment in the Beidou equipment integrated box can be debugged from the bridge deck. And 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.

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.

The above description is only the preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes can be made to the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and scope of the present invention are intended to be included within the scope of the present invention.

Claims

The device for monitoring the deviation of the bridge pier in the bridge, comprising: a Beidou antenna bracket and a Beidou equipment integration box, wherein the Beidou antenna bracket is used for installing the Beidou antenna (16) and extending the Beidou antenna (16) to the bridge deck Position; the Beidou equipment integrated box is used to accommodate the Beidou monitoring device and ensure that the Beidou monitoring device can be connected with the Beidou antenna;

The Beidou antenna bracket comprises a bracket tube (1), a Beidou antenna base (2), a strut (4), a bracket tube anchor seat (6) and a strut anchor base (7), and the Beidou antenna base (2) ) is disposed at the top of the bracket tube (1) for fixing the Beidou antenna (16); one end of the strut (4) is connected to the bracket tube (1), and the other end is connected with the strut anchor seat (7) connecting the bridge. The bracket tube anchor seat (6) is disposed at a lower end of the bracket tube (1) and connected to the bridge;

The Beidou equipment integrated box includes a device integrated box body (8) and a Beidou monitoring device; the device integrated box body (8) is connected with a bridge; the Beidou monitoring device is disposed in the equipment integrated box body (8) It is connected to the Beidou antenna (16).
The device for monitoring the deviation of the bridge pier in the bridge according to claim 1, wherein the strut (4) and the bracket tube (1) are connected by a strut hoop (3), and the strut is hug The hoop (3) is detachably fastened to the bracket tube (1), and the strut (4) is connected to the strut hoop (3).
The apparatus for monitoring deviation of a bridge pier in a bridge according to claim 2, wherein the number of the struts (4) is two, and one end of the two struts (4) is disposed on the struts On the hoop (3), two struts (4) are formed in a V shape and fixed on the cover beam (21).
The apparatus for monitoring deviation of a bridge pier in a bridge according to claim 1, wherein the Beidou equipment integration box further comprises a device integrated box cover (9) and an anchoring hanging plate (14), the device integrated box A cover (9) is openably disposed at the top of the equipment integrated box body (8); the Beidou monitoring device is connected to the Beidou antenna (16) through an antenna cable (17); and one end of the anchoring hanging plate (14) is fixed On the outside of the equipment integrated box body (8), the other end is placed on the bridge guardrail (18).
The device for monitoring the deviation of the bridge pier in the bridge according to claim 4, characterized in that the anchoring hanging plate (14) is provided with an anchor bolt hole (15), and the anchoring hanging plate (14) is fixed by the expansion bolt anchor On the bridge guardrail (18).
The apparatus for monitoring deviation of a bridge pier in a bridge according to any one of claims 4 to 5, characterized in that the support tube (1) is an L-shaped structure, and the support tube (1) is provided as a built-in hollow tubular structure, L The turning point of the structure is provided with a cable opening (5), and the antenna cable (17) enters the hollow tubular structure through the cable opening (5) and is connected with the Beidou antenna (16);

The strut anchoring seat (7) and the bracket tube anchoring seat (6) are respectively provided with anchor bolt holes (15), and the strut anchoring seat (7) and the bracket tube anchoring seat (6) are respectively passed through the expansion bolt The anchor is fixed to the side of the cover beam (21).
The apparatus for monitoring deviation of a bridge pier in a bridge according to claim 6, wherein the equipment integrated box body (8) is internally provided with a steel horizontal strip (12), and the steel horizontal strip (12) is provided with equipment. The hook (13), the equipment hook (13) is used for hanging the Beidou monitoring device; the outside of the device integrated box body (8) is provided with a blind (10).
The apparatus for monitoring deviation of a bridge pier in a bridge according to claim 6, wherein the Beidou monitoring device comprises a Beidou receiver, a power supply module, a lightning protection module and a wireless data transmission module; and the Beidou receiver passes the antenna line The cable (17) is connected to the Beidou antenna (16); 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 by wireless; the power supply module and the Beidou receiver It is connected to the wireless data transmission module for power supply.
A method for installing a bridge pier deflection monitoring device according to any one of claims 1-8, comprising the steps of:

Step 1: Install the bracket tube (1) of the Beidou antenna bracket, and fix it with the bridge through the bracket tube anchor seat (6);

Step 2: Install the strut (4), and fix one end of the strut to the bridge through the strut anchoring seat (7);

Step 3, connecting the other end of the strut (4) and the bracket tube (1) into a stable whole;

Step 4: Install the Beidou antenna (16), and fix the Beidou antenna (16) on the Beidou antenna base (2);

Step 5: The antenna cable (17) is routed, and the antenna cable (17) connecting the Beidou monitoring device and the Beidou antenna is routed 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.
A method of installing a device for monitoring a deviation of a bridge pier in a bridge according to claim 9, wherein

In step one: the bracket tube (1), the Beidou antenna base (2) and the bracket tube anchor seat (6) are welded and integrated at the factory, through the four anchor bolt holes (15) in the bracket tube anchoring seat (6) The four expansion bolts are implanted and fixedly connected to the side of the cover beam (21) to complete the installation of the bracket tube (1);

In step two: the strut (4) and the strut anchoring seat (7) are welded and integrated at the factory, and four expansion bolts are implanted through the four anchor bolt holes (15) of each strut anchoring seat (7). The side of the cover beam (21) is fixedly connected to complete the installation of the plurality of struts (4);

In step 3, the two struts (4) and the bracket tube (1) are connected by a strut hoop (3) into a stable whole;

In step 4, the Beidou antenna (16) and the Beidou antenna base (2) are connected by a matching nut;

Step 6: All components of the Beidou equipment integrated box are welded and integrated into the factory, and the anchoring hanging plate (4) of the Beidou equipment integrated box is hung on the bridge guardrail, and then passed through each anchoring hanging plate (4) 2 The anchor bolt holes (15) are implanted with 2 expansion bolts to complete the installation of the Beidou equipment integrated box.