CN112378375A

CN112378375A - Bridge support settlement monitoring device

Info

Publication number: CN112378375A
Application number: CN202011371496.5A
Authority: CN
Inventors: 吴少锋; 薛长斌; 薛生科; 赵君彦; 王玉宝
Original assignee: Xuzhou Cccc Xuyan High Speed Railway Passenger Transport Hub Co ltd
Current assignee: Xuzhou Cccc Xuyan High Speed Railway Passenger Transport Hub Co ltd
Priority date: 2020-11-30
Filing date: 2020-11-30
Publication date: 2021-02-19

Abstract

The invention provides a bridge support settlement monitoring device which comprises a fixed cylinder, a settlement block, a connecting rod, a monitoring system and a monitoring host, wherein the fixed cylinder is fixedly arranged on a reference road surface, the settlement block can slide up and down along the fixed cylinder, the lower surface of the settlement block is movably connected with the connecting rod through a first steering piece, a fixed block is fixed on the side wall of a bridge support, and the other end of the fixed rod is movably connected with the fixed block through a second steering piece; the bridge support department is provided with monitoring system, monitoring system is including subsiding detection device and slope detection device, monitoring system passes through the signal line and links to each other with outside monitoring host computer. The invention can simultaneously obtain the settlement and inclination conditions of the bridge support at different positions, and is convenient for monitoring workers to judge the overall condition.

Description

Bridge support settlement monitoring device

Technical Field

The invention relates to the technical field of bridge construction, in particular to a bridge support settlement monitoring device.

Background

Settlement is a process which is continuously accumulated, serious harm can be generated after the accumulation reaches a certain degree, the settlement monitoring frequency of important fields, buildings, public (railway) roads, subways, bridges, dams, landslides and the like is high, the measured interval time is short as possible, the measured interval time is reported to a command center in real time, and the aim of preventing casualties and reducing property loss can be achieved only by timely alarming before the settlement change exceeds a safety range. The current regulations stipulate that deformation and settlement observation are required to be carried out on high-rise buildings, structures, important ancient buildings, mine infrastructure for continuous production, power equipment foundations, landslide monitoring and the like. With the development of transportation industry, bridge construction projects are more and more, a support method is one of the main construction methods of bridge construction at present, and when the support method is adopted for construction, a plurality of bridge supports need to be erected at certain intervals along the longitudinal bridge direction of a constructed bridge. The bridge support is a supporting foundation in the bridge construction process, the structural stability, safety and quality of the bridge support directly influence the bridge construction quality and construction period, and the personal safety of constructors is also directly related, so that the structural stability and safety of the adopted bridge support must be ensured. Bridge support immerses for a long time and receives water impact in aqueous, and it is damaged to make the support ageing very easily through long-term the scouring, and the incident is aroused very easily after long-time the use, consequently is necessary to monitor bridge support's settlement, and the instrument that is used for subsiding at present is mainly had: a level gauge, a layered settlement gauge, a water pipe type settlement gauge and an electronic level bar. The electronic level ruler has the highest precision, but the use cost is too high, and the number of electronic level rulers in the country does not exceed 10; other instruments are not easy to realize continuous and automatic measurement. At present, no settlement monitoring device which has low cost and high precision and can automatically measure and alarm in real time exists.

The current application number is 201820164940.8 a bridge beam supports settlement monitoring device, including fixed barrel, subside piece and monitoring host computer, fixed barrel fixed mounting is at the bridge beam supports lateral wall, the subside piece is installed inside fixed barrel, it has the through-hole to open on the fixed barrel, subside piece up end fixed connection dead lever one end, the dead lever other end passes through-hole on the fixed barrel and is connected with the fixed block on the benchmark road surface, be equipped with displacement sensor on the subside piece, displacement sensor passes through the signal line and connects the monitoring host computer that sets up externally. This patent can only monitor the support condition of subsiding, and when the support took place to incline, the dead lever of installing in fixed barrel can follow the deflection, makes the testing result receive certain influence.

There is a need for a monitoring device that can detect bridge beam supports settlement and inclination simultaneously, which can solve the above problems.

Disclosure of Invention

The invention provides a bridge support settlement monitoring device, which solves the problems that the existing bridge support settlement monitoring device is low in detection precision and cannot detect the deflection angle of a support by technically improving the existing equipment.

In order to solve the technical problems, the invention specifically adopts the following technical scheme:

a bridge support settlement monitoring device comprises a fixing cylinder, a settlement block, a connecting rod, a monitoring system and a monitoring host, wherein the fixing cylinder is fixedly arranged on a reference road surface, the settlement block can slide up and down along the fixing cylinder, the lower surface of the settlement block is movably connected with the connecting rod through a first steering piece, a fixing block is fixed on the side wall of a bridge support, and the other end of the fixing rod is movably connected with the fixing block through a second steering piece;

bridge beam supports department is provided with monitoring system, monitoring system is including subsiding detection device and slope detection device, it is used for detecting bridge beam supports degree of subsiding to subside detection device, slope detection device is used for detecting bridge beam supports degree of inclination, monitoring system passes through the signal line and links to each other with outside monitoring host computer.

Preferably, the settlement detection device comprises a displacement sensor, the displacement sensor is installed on the settlement block, the fixed cylinder body is made of a transparent acrylic plate, scales are arranged on the outer wall of the fixed cylinder body, the displacement sensor is right opposite to the scales, and the displacement sensor is connected with an external monitoring host.

Preferably, the inclination detection device comprises an inclination sensor, the inclination sensor is mounted on the fixed block and can measure the horizontal deflection angle of the bridge support, and the inclination sensor is connected with an external monitoring host.

Preferably, the first steering member comprises a first spherical knuckle bearing, the first spherical knuckle bearing is fixedly mounted on the sedimentation block, and the connecting rod is connected with the sedimentation block through the first spherical knuckle bearing.

Preferably, the second steering component comprises a second spherical joint bearing, the second spherical joint bearing is fixedly mounted on the fixed block, and the connecting rod is connected with the fixed block through the second spherical joint bearing.

Preferably, the reference road surface is located many bridge supports and corresponds position department and all is provided with fixed barrel, fixed barrel links to each other with a bridge support through the connecting rod respectively, and the monitoring system that sets up on a plurality of bridge supports links to each other with outside monitoring host computer.

Compared with the prior art, the invention has the following beneficial effects:

according to the invention, the settlement degree of the bridge support is detected through the up-and-down movement distance of the settlement block in the fixed cylinder, when the bridge support inclines, the first steering piece and the second steering piece at the two ends of the connecting rod ensure that the settlement block in the fixed cylinder cannot deflect when the bridge support inclines, the settlement block only can move up and down in the fixed cylinder, the detection precision is high, the inclination angle of the bridge support can be detected through the inclination sensor arranged on the fixed block, the installation and maintenance are convenient, and the cost is lower.

The monitoring systems arranged on the bridge supports are connected with the external monitoring host, so that the settlement and inclination conditions of the bridge supports at different positions can be obtained, and monitoring workers can conveniently judge the overall condition.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the bridge girder according to the present invention when the bridge girder is inclined;

FIG. 3 is a schematic view of the bridge support of the present invention showing the connection of the first and second steering members;

description of reference numerals: the device comprises a fixed cylinder 1, scales 11, a settlement block 2, a connecting rod 3, a monitoring system 4, a settlement detection device 41, a displacement sensor 411, an inclination detection device 42, an inclination sensor 421, a monitoring host 5, a fixed block 6, a first steering member 7, a first spherical knuckle bearing 71, a second steering member 8, a second spherical knuckle bearing 81 and a bridge support 9.

Detailed Description

The details of the present invention will be described below with reference to the accompanying drawings and examples.

As shown in fig. 1-3, the present embodiment provides a bridge support settlement monitoring device, which includes a fixed cylinder 1, a settlement block 2, a connecting rod 3, a monitoring system 4, and a monitoring host 5, where the fixed cylinder 1 is fixedly installed on a reference road surface, the settlement block 2 can slide up and down along the fixed cylinder 1, the lower surface is movably connected with the connecting rod 3 through a first steering member 7, a fixed block 6 is fixed on a side wall of a bridge support 9, and the other end of the fixed rod is movably connected with the fixed block 6 through a second steering member 8;

bridge beam supports 9 department is provided with monitoring system 4, monitoring system 4 is including subsiding detection device 41 and slope detection device 42, it is used for detecting bridge beam supports degree of subsiding to subside detection device 41, slope detection device 42 is used for detecting bridge beam supports degree of inclination, monitoring system 4 passes through the signal line and links to each other with outside monitoring host 5.

Further, subside detection device 41 includes displacement sensor 411, and displacement sensor 411 installs on subsiding piece 2, fixed barrel 1 is made by transparent ya keli board, be provided with scale 11 on the fixed barrel 1 outer wall, displacement sensor 411 is just right scale 11 sets up, displacement sensor 411 links to each other with outside monitoring host computer 5. The displacement sensor can detect the position of the corresponding scale of the settlement block on the fixed cylinder body, so as to detect the settlement height of the bridge support 9.

Further, the inclination detection device 42 includes an inclination sensor 421, the inclination sensor 421 is installed on the fixed block 6, the inclination sensor 421 can measure the horizontal deflection angle of the bridge support 9, and the inclination sensor 421 is connected to the external monitoring host 5. The information of the inclination degree of the bridge support 9 which can be sent by the inclination sensor is fed back to the sensor in time, and

further, the first steering member 7 includes a first spherical joint bearing 71, the first spherical joint bearing 71 is fixedly mounted on the sedimentation block 2, and the connecting rod 3 is connected with the sedimentation block 2 through the first spherical joint bearing 71. The connecting rod can rotate relative to the sedimentation block.

Further, the second steering component 8 includes a second spherical joint bearing 81, the second spherical joint bearing 81 is fixedly mounted on the fixing block 6, and the connecting rod 3 is connected with the fixing block through the second spherical joint bearing 81. The connecting rod can rotate relative to the fixed block.

Further, the benchmark road surface is located many bridge supports and corresponds position department and all is provided with fixed barrel 1, fixed barrel 1 links to each other with a bridge support through connecting rod 3 respectively, and the monitoring system 4 that sets up on a plurality of bridge supports links to each other with outside monitoring host computer 5, can obtain the bridge support settlement and the slope condition of different positions simultaneously.

Finally, the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and all of them should be covered in the claims of the present invention.

The standard parts used in the invention can be purchased from the market, the special-shaped parts can be customized according to the description of the specification and the description of the attached drawings, the specific connection mode of each part adopts conventional means such as mature bolts, rivets, welding and the like in the prior art, the machines, parts and equipment adopt conventional models in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, so that the detailed description is omitted.

In the description of the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or through an intermediary, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases for those skilled in the art.

Claims

1. The bridge support settlement monitoring device is characterized by comprising a fixed cylinder, a settlement block, a connecting rod, a monitoring system and a monitoring host, wherein the fixed cylinder is fixedly arranged on a reference road surface, the settlement block can slide up and down along the fixed cylinder, the lower surface of the settlement block is movably connected with the connecting rod through a first steering piece, a fixed block is fixed on the side wall of the bridge support, and the other end of the fixed rod is movably connected with the fixed block through a second steering piece;

the bridge support is provided with a monitoring system, the monitoring system comprises a settlement detection device and an inclination detection device, the settlement detection device is used for detecting the settlement degree of the bridge support, the inclination detection device is used for detecting the inclination degree of the bridge support, and the monitoring system is connected with an external monitoring host through a signal line.

2. The bridge support settlement monitoring device of claim 1, wherein the settlement detecting device comprises a displacement sensor, the displacement sensor is mounted on the settlement block, the fixed cylinder is made of a transparent acrylic plate, scales are arranged on the outer wall of the fixed cylinder, the displacement sensor is arranged opposite to the scales, and the displacement sensor is connected with an external monitoring host.

3. The bridge support settlement monitoring device of claim 1, wherein the inclination detection device comprises an inclination sensor, the inclination sensor is mounted on a fixed block, the inclination sensor can measure the horizontal deflection angle of the bridge support, and the inclination sensor is connected with an external monitoring host.

4. The bridge support settlement monitoring device of claim 1, wherein the first steering member comprises a first spherical knuckle bearing, the first spherical knuckle bearing is fixedly mounted on the settlement block, and the connecting rod is connected with the settlement block through the first spherical knuckle bearing.

5. The bridge-bracket settlement monitoring device of claim 1, wherein the second steering member comprises a second spherical.

6. The bridge support settlement monitoring device of claim 1, wherein the reference pavement is provided with a plurality of fixed cylinders at positions corresponding to the plurality of bridge supports, the fixed cylinders are respectively connected with one bridge support through connecting rods, and monitoring systems arranged on the plurality of bridge supports are connected with an external monitoring host.