CN207231440U - A kind of bridge pad monitoring device - Google Patents
A kind of bridge pad monitoring device Download PDFInfo
- Publication number
- CN207231440U CN207231440U CN201721314507.XU CN201721314507U CN207231440U CN 207231440 U CN207231440 U CN 207231440U CN 201721314507 U CN201721314507 U CN 201721314507U CN 207231440 U CN207231440 U CN 207231440U
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- China
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- monitoring device
- loop bar
- feeler lever
- spherical hinge
- bearing
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Abstract
The utility model provides a kind of bridge pad monitoring device, monitoring device is arranged between bearing top plate lower face and base-plate upper surface, monitoring device includes loop bar, the feeler lever to socket-connect with loop bar and the spherical hinge universal section for being arranged on feeler lever free end, between spherical hinge universal section and bearing top plate lower face, and/or it is fixedly connected between spherical hinge universal section and base-plate upper surface, shaft position sensor is provided with the loop bar medial surface opposite with feeler lever, the loop bar medial surface of feeler lever lower end is provided with double-shaft tilt angle sensor.The application realizes the on-line monitoring of bearing sliding and space off normal by double-shaft tilt angle sensor, shaft position sensor and data transmission module, and simple structure, the construction than video monitoring simplifies very much, easy for installation, and is hardly damaged, Maintenance free.
Description
Technical field
Bridge pad detection technique field is the utility model is related to, especially, is related to a kind of bridge pad monitoring device.
Background technology
Bridge pad is during bridge use due to being subject to the shadow of top traffic load, temperature action, dead load etc.
Ring, it may occur that space displacement and off normal.During bridge long-time service, the influence repeatedly of above-mentioned load and effect, Yi Jizhi
The seat aging of itself, causes bearing performance to be gradually reduced.Or in the case where beam body is by great load, as loaded vehicle rollover,
Hit etc., the displacement of bearing and off normal are serious.To answer the above situation, the traffic-operating period of bearing should be monitored and commented in real time
Estimate.
Bridge pad is typically to carry out periodic detection at present, manually checks its traffic-operating period, using visually, the means such as take pictures
Carry out bearing status investigation.But for Bridges in Mountainous Areas, crossing bridge, high buttress bridge etc., personnel can not be reached at bearing, therefore
It is difficult to realize the detection of bearing.
The on-line monitoring of bearing, at present mainly based on video monitoring.Video monitoring equipment is installed i.e. at bearing, to branch
The traffic-operating period of seat carries out video monitoring.This method can monitor bearing situation in real time, but rely on artificial experience, it is necessary to during long personnel
Between watch video data, and without the data of quantification, be only capable of carrying out qualitative evaluation, and can not accomplish to give warning in advance.
It is badly in need of a kind of new monitoring technology of more convenient gain bearing state in the industry.
Utility model content
The utility model aim is to provide a kind of bridge pad monitoring device, and bridge pad must not be obtained in real time with solution
The technical problem of state.
To achieve the above object, the utility model provides a kind of bridge pad monitoring device, and the monitoring device is set
Between bearing top plate lower face and base-plate upper surface, the monitoring device includes loop bar, the feeler lever to socket-connect with loop bar
And the spherical hinge universal section of feeler lever free end is arranged on, between spherical hinge universal section and bearing the top plate lower face, and/or flexural pivot
It is fixedly connected between universal joint and base-plate upper surface, axial displacement sensing is provided with the loop bar medial surface opposite with feeler lever
Device, the loop bar medial surface of feeler lever lower end are provided with double-shaft tilt angle sensor.
Preferably, the shaft position sensor and double-shaft tilt angle sensor are connected by data cable and wireless transport module
Connect.
Preferably, it is provided with circular bubble in the loop bar end face outside.
Preferably, the contact point that the spherical hinge universal section is fixedly connected is located at approximately the same plane with double-shaft tilt angle sensor
Interior, the plane is perpendicular to horizontal plane.
Preferably, the contact point that the spherical hinge universal section is fixedly connected is located at approximately the same plane with shaft position sensor
Interior, the plane is perpendicular to horizontal plane.
The utility model has the advantages that：
The application realizes bearing sliding and sky by double-shaft tilt angle sensor, shaft position sensor and data transmission module
Between off normal on-line monitoring, simple structure, than video monitoring construction simplify it is very much, it is easy for installation, and be hardly damaged, without
Safeguard.
Existing video monitoring data amount is big, and needs manually to check that video data carries out sentencing for support displacement situation of change
It is disconnected.The utility model data volume is small, can be by setting threshold value of warning to carry out automatic monitoring early warning without direct surveillance.Video
Monitoring can not large-area applications, therefore can not realize bearing all standing monitor.The utility model is low due to simple structure, cost
It is honest and clean, therefore can be to realizing that bearing all standing monitors.
Video monitoring can not realize that data are traced to the source, and effective data analysis data can not be provided for the maintenance management of bearing.This
Measured data can be reached cloud platform server by scheme by data transmission module, realize that data store, data can trace to the source, and be
The Disease Analysis of bearing, the operation situation of bridge, the basic data for conserving suggestion etc. and big data analysis being provided of bearing.
In addition to objects, features and advantages described above, the utility model also has other purposes, feature and excellent
Point.Below with reference to figure, the utility model is described in further detail.
Brief description of the drawings
The attached drawing for forming the part of the application is used to provide a further understanding of the present invention, the utility model
Schematic description and description is used to explain the utility model, does not form the improper restriction to the utility model.In attached drawing
In：
Fig. 1 is the mounting structure schematic diagram of the preferred embodiment in the utility model；
Fig. 2 is the overlooking the structure diagram of the preferred embodiment in the utility model；
Fig. 3 is the inclination angle schematic diagram of the preferred embodiment in the utility model；
Fig. 4 is the bearing sliding schematic diagram of the preferred embodiment in the utility model；
Fig. 5 is the bearing space off normal schematic diagram of the preferred embodiment in the utility model；
Wherein, 1, spherical hinge universal section, 2, feeler lever, 3, circular bubble, 4, loop bar, 5, shaft position sensor, 6, twin shaft inclines
Angle transducer, 7, wireless transport module, 8, bearing, 9, bearing top plate, 10, base-plate.
Embodiment
The embodiment of the utility model is described in detail below in conjunction with attached drawing, but the utility model can be according to power
Profit requires to limit and the multitude of different ways of covering is implemented.
Referring to Fig. 1 to Fig. 2, this application discloses a kind of bridge pad monitoring device, the monitoring device is arranged on bearing
Between 10 upper surface of 9 lower face of top plate and base-plate, the monitoring device includes loop bar 4, the feeler lever 2 to socket-connect with loop bar 4
And it is arranged on the spherical hinge universal section 1 of 2 free end of feeler lever.Feeler lever free end refers to that feeler lever is exposed to one end outside loop bar.Institute
Between stating 9 lower face of spherical hinge universal section 1 and bearing top plate, and/or fixed between 10 upper surface of spherical hinge universal section 1 and base-plate
Connection.Rating of set is small, common batteries (such as button cell) can be used to power.
Shaft position sensor 5 is provided with 4 medial surface of loop bar opposite with feeler lever 2, can by shaft position sensor 5
Measure the real-time axial stretching displacement of feeler lever 2.4 medial surface of loop bar of 2 lower end of feeler lever is provided with double-shaft tilt angle sensor 6, can survey
The real-time inclination angle of device rod piece is obtained, including rod piece is along the inclination angle in the vertical guide of bridge floor longitudinal direction and along the vertical guide of bridge floor transverse direction
Inclination angle.When mounted, the contact point that the spherical hinge universal section is fixedly connected is located at approximately the same plane with double-shaft tilt angle sensor
Interior, the plane is perpendicular to horizontal plane.The contact point that the spherical hinge universal section is fixedly connected is with shaft position sensor positioned at same
In one plane, the plane is perpendicular to horizontal plane.It so just can guarantee that the stress equalization of initial position, can also give follow-up use
During displacement provide datum mark.
Referring to Fig. 4 and Fig. 5, when bearing sliding and bearing space off normal occurs, with 9 lower face of bearing top plate or bearing
The spherical hinge universal section 1 that 10 upper surface of bottom plate is fixedly connected can cause whole monitoring device to shift accordingly so that corresponding
Sensor obtains the data of displacement or inclination angle exception.
The shaft position sensor 5 and double-shaft tilt angle sensor 6 are connected by data cable with wireless transport module 7.Institute
Survey data are passed central server back by wireless transport module 7 and are analyzed and processed.
Circular bubble 3 is provided with the horizontal level of timely adjusting apparatus in 4 end face outside of loop bar, avoids error.
In bridge operation journey, bottom surface of support saddle is affixed with cushion cap, its position is commonly referred to be will not be changed.Propping up
Seat erection stage, is placed in rest base (can also be installed on the cushion cap in support edges) by 4 bottom of present apparatus loop bar, passes through circle
Spirit level 3 is by device leveling, and by its upper part and bearing top plate (also can be with beam body bottom surface) affixed installation.
Referring to Fig. 3, the affixed point of 4 bottom of loop bar and bottom surface of support saddle can be considered three-dimensional coordinate origin O.The origin is transported in bridge
It is fixed datum mark during battalion.The top of loop bar 4 is with the affixed point A of bearing top surface, the gear lever after circular bubble leveling
Part is vertical, and A point initial displacements are set to (0,0, z0), and B points are moved to after the effect such as load, temperature.Passed by axial displacement
Sensor 5 can measure the axial displacement of OA, and inclination alphas and β of the OA in two planes can be measured by double-shaft tilt angle sensor 6.
Then have：
OB length：
L=z0-Δz
OB and z-axis angle：
Then the coordinate of B points is：
From more than derive, after being changed by inclination alpha and β and axial displacement l at the top of loop bar three
Dimension coordinate.It can thus be appreciated that the three-dimensional movement of bearing and off normal, realize the monitoring to bearing.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the present invention, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on, should be included within the scope of protection of this utility model.
Claims (5)
1. a kind of bridge pad monitoring device, it is characterised in that the monitoring device is arranged on bearing top plate lower face and bearing
Between bottom plate upper surface, the monitoring device includes loop bar, the feeler lever to socket-connect with loop bar and is arranged on feeler lever free end
Spherical hinge universal section, between spherical hinge universal section and bearing the top plate lower face, and/or spherical hinge universal section and base-plate upper surface
Between be fixedly connected, shaft position sensor is provided with the loop bar medial surface opposite with feeler lever, on the inside of the loop bar of feeler lever lower end
Face is provided with double-shaft tilt angle sensor.
2. bridge pad monitoring device according to claim 1, it is characterised in that the shaft position sensor and twin shaft
Obliquity sensor is connected by data cable with wireless transport module.
3. bridge pad monitoring device according to claim 1, it is characterised in that be provided with the loop bar end face outside
Circular bubble.
4. bridge pad monitoring device according to claim 1, it is characterised in that what the spherical hinge universal section was fixedly connected
Contact point is located in approximately the same plane with double-shaft tilt angle sensor, and the plane is perpendicular to horizontal plane.
5. bridge pad monitoring device according to claim 1, it is characterised in that what the spherical hinge universal section was fixedly connected
Contact point is located in approximately the same plane with shaft position sensor, and the plane is perpendicular to horizontal plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721314507.XU CN207231440U (en) | 2017-10-12 | 2017-10-12 | A kind of bridge pad monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721314507.XU CN207231440U (en) | 2017-10-12 | 2017-10-12 | A kind of bridge pad monitoring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207231440U true CN207231440U (en) | 2018-04-13 |
Family
ID=61850498
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721314507.XU Active CN207231440U (en) | 2017-10-12 | 2017-10-12 | A kind of bridge pad monitoring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207231440U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110595423A (en) * | 2019-09-04 | 2019-12-20 | 清华大学 | Displacement angle real-time supervision device between building layer |
| CN111156913A (en) * | 2020-01-04 | 2020-05-15 | 江苏平山交通设施有限公司 | Self-sensing intelligent bridge support and system based on Internet of things technology |
| CN112697373A (en) * | 2021-01-22 | 2021-04-23 | 扬州大学 | Method for estimating displacement of railway bridge with damaged component |
| CN112813824A (en) * | 2020-12-31 | 2021-05-18 | 江苏中路工程技术研究院有限公司 | Device and method for monitoring relative vertical deformation rate between ribs of steel bridge deck system |
| WO2021103544A1 (en) * | 2019-11-29 | 2021-06-03 | 南京毛勒工程材料有限公司 | Device for measuring displacement of spherical bearing in x-x direction |
| CN114322880A (en) * | 2021-12-06 | 2022-04-12 | 中铁第四勘察设计院集团有限公司 | Displacement monitoring device and displacement monitoring method for bridge support |
-
2017
- 2017-10-12 CN CN201721314507.XU patent/CN207231440U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110595423A (en) * | 2019-09-04 | 2019-12-20 | 清华大学 | Displacement angle real-time supervision device between building layer |
| WO2021103544A1 (en) * | 2019-11-29 | 2021-06-03 | 南京毛勒工程材料有限公司 | Device for measuring displacement of spherical bearing in x-x direction |
| CN111156913A (en) * | 2020-01-04 | 2020-05-15 | 江苏平山交通设施有限公司 | Self-sensing intelligent bridge support and system based on Internet of things technology |
| CN112813824A (en) * | 2020-12-31 | 2021-05-18 | 江苏中路工程技术研究院有限公司 | Device and method for monitoring relative vertical deformation rate between ribs of steel bridge deck system |
| CN112813824B (en) * | 2020-12-31 | 2022-08-12 | 江苏中路工程技术研究院有限公司 | Device and method for monitoring relative vertical deformation rate between ribs of steel bridge deck system |
| CN112697373A (en) * | 2021-01-22 | 2021-04-23 | 扬州大学 | Method for estimating displacement of railway bridge with damaged component |
| CN114322880A (en) * | 2021-12-06 | 2022-04-12 | 中铁第四勘察设计院集团有限公司 | Displacement monitoring device and displacement monitoring method for bridge support |
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Address after: No.168, Section 2, Yanhe Road, Wangcheng economic and Technological Development Zone, Changsha City, Hunan Province Patentee after: Hunan Lianzhi Technology Co.,Ltd. Address before: 410200 Yanhe Road, Wangcheng Economic Development Zone, Changsha City, Hunan Province Patentee before: HUNAN LIANZHI BRIDGE AND TUNNEL TECHNOLOGY Co.,Ltd. |