CN208366324U - Rail settlement monitoring device - Google Patents
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- CN208366324U CN208366324U CN201820444555.9U CN201820444555U CN208366324U CN 208366324 U CN208366324 U CN 208366324U CN 201820444555 U CN201820444555 U CN 201820444555U CN 208366324 U CN208366324 U CN 208366324U
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Abstract
The utility model provides a kind of rail settlement monitoring device, rail settlement monitoring device is arranged on matrix, the two sides of rail are arranged at least part of matrix, rail settlement monitoring device includes: fiber-optic grating sensor, and fiber-optic grating sensor connect with matrix and can monitor the sedimentation situation of rail；Data handling component, data handling component can receive and process the transducing signal of fiber-optic grating sensor sending, to determine the sedimentation situation of rail.The utility model solves the problems, such as that railway rail level settlement monitoring in the prior art is not comprehensive, precision is low.
Description
Technical field
The utility model relates to field of engineering building, in particular to a kind of rail settlement monitoring device.
Background technique
Railway just build be mostly be single line, with the very fast growth of the size of population and the development in epoch, tourist industry and
Transport undertaking gradually expands, and leading to total volume of railway freight, supply falls short of demand, so the single line of railway line becomes multiple line, increases newly, connects
The constructions such as long emerged rapidly in large numbersBamboo shoots after a spring rain as appear in railway engineering.Railway projects extend the construction item at multiple line there are many single line
Mesh, both wired bridges and culverts construction was commonplace.Since current railroad train speed is gradually increased, bullet train is more and more, right
The requirement of route is also higher and higher, thus also more stringent to the control of track sedimentation.Therefore more accurate monitoring hand is needed
Section, to monitor the rail level sedimentation and deformation of existing railway under execution conditions.
In order to guarantee the smooth operation of existing single line, also to guarantee the normal development of construction, in engineering construction especially
The construction of bridges and culverts faces the contradiction runed in construction, not only to guarantee safe train operation, it is necessary to guarantee normal construction,
The problem in previous construction and the trend of China's speed Train Development are analyzed it is known that rail level sedimentation is to influence high speed
An important factor for train safe operation, it is very necessary to carry out real-time settlement monitoring to operating line rail level for this.
Traditional construction monitoring method is all to be monitored using hydrostatic level to the sedimentation of bridge pier or accurate
The method that measurement of the level technology is combined with PSI carrys out long term monitoring railway sedimentation situation.Existing railway bridges and culverts construction site condition
Complexity, for the method for above-mentioned long term monitoring, precision and monitoring dynamics are also insufficient, and information is not comprehensive, can not achieve real-time monitoring
In-situ processing, to guarantee the safety of site operation and the safe operation of existing railway, and artificial reality is mainly taken in construction site
Ground monitors existing railway bridge floor inspection monitoring and individual event, and monitoring efficiency is low, time-consuming and laborious, the limitation in place monitored and train
The influence of process.In order to guarantee existing railway safe operation under execution conditions, it is necessary to use more scientific and effective monitoring side
Method carries out settlement monitoring to bridge floor track.
Utility model content
The main purpose of the utility model is to provide a kind of rail settlement monitoring devices, to solve iron in the prior art
The problem that rail face settlement monitoring is not comprehensive, precision is low.
To achieve the goals above, one aspect according to the present utility model provides a kind of rail settlement monitoring device,
Rail settlement monitoring device is arranged on matrix, and the two sides of rail, rail settlement monitoring dress is arranged at least part of matrix
Setting includes: fiber-optic grating sensor, and fiber-optic grating sensor connect with matrix and can monitor the sedimentation situation of rail；Data
Processing component, data handling component can receive and process the transducing signal of fiber-optic grating sensor sending, to determine rail
Settle situation.
Further, matrix includes: multiple crossbeams, and each crossbeam is parallel to the sleeper of rail and is threaded through the bottom of rail；
Multiple just beams, just the two sides of rail are arranged in along the extending direction of rail for beam, and the end of two neighboring crossbeam is connected by just beam
It connects.
Further, fiber-optic grating sensor includes multiple fiber grating liquid level meters, at fiber grating liquid level meter and data
Reason component connects and sends sedimentation signal, and data handling component determines the sedimentation feelings of rail according to the sedimentation signal received
Condition；Rail settlement monitoring device further includes the tube body extended along the extending direction of rail, and the upper surface of just beam is arranged in tube body, respectively
Fiber grating liquid level meter is arranged in tube body along the extending direction of tube body.
Further, just the both ends of beam are provided with buttress, are provided with cabinet on buttress, and one end of cabinet and tube body connects,
The one end of tube body far from cabinet is closed end, cabinet feed flow into tube body.
Further, multiple fiber grating liquid level meters are connected by optical cable and are connect with data handling component.
Further, tube body is bellows.
Further, fiber-optic grating sensor further includes fiber grating accelerometer, and fiber grating accelerometer setting exists
On the just beam for containing body, and fiber grating accelerometer connect with data handling component and sends acceleration signal.
Further, just the both ends of beam are provided with the buttress connecting with bottom surface, and fiber-optic grating sensor includes multiple optical fiber
Grating slit gauge, one end of fibre-optical raster crack meter are connect with just beam, and the other end is connect with buttress, and fibre-optical raster crack meter with
Data handling component connects and sends crack signal.
Further, one end of fibre-optical raster crack meter is fixed on the just beam for containing body, and the other end is fixed on close
On the buttress for containing body.
Further, just the both ends of beam are provided with the buttress connecting with bottom surface, and fiber-optic grating sensor includes multiple optical fiber
Grating inclinometer, the upper surface of buttress is arranged in fiber grating inclinometer, and fiber grating inclinometer and data handling component connect
Tilt signals are connect and send, data handling component determines the sedimentation feelings of rail according to the tilt signals and sedimentation signal that receive
Condition.
Further, just the both ends of beam are provided with the buttress connecting with bottom surface, and fiber-optic grating sensor includes multiple optical fiber
Grating earth pressure gauge, optical fiber grating soil pressure meter is arranged in buttress side wall, and the fiber grating being located on the just buttress at beam both ends
Along the extending direction setting close to each other of just beam, optical fiber grating soil pressure meter connect and sends with data handling component earth pressure gauge
Pressure signal.
Further, data handling component includes: data acquisition portion, and data acquisition portion is connect with fiber-optic grating sensor,
And transducing signal can be received；Data transfer part；Data processing division, transducing signal are transmitted through data acquisition portion, data processing division
To data processing division, to be converted, be analyzed in data processing division and be shown.
Using the technical solution of the utility model, the support of matrix as a whole, part is threaded through the bottom of rail, and
A part rail two sides and stretch out upwards, for installing other assemblies, fiber-optic grating sensor is as main test section
Point, the sedimentation situation of rail is reflected by way of monitoring wavelength using fiber grating, and data handling component is by light
The transducing signal that fiber grating sensor issues carries out data processing and shows the sedimentation situation of rail to facilitate judgement.On
Device is stated by the way that fiber-optic grating sensor to be monitored rail, so that the data that monitoring obtains are more comprehensively accurate, simultaneously
It can be realized real-time monitoring, improve monitoring efficiency.
Detailed description of the invention
The accompanying drawings constituting a part of this application is used to provide a further understanding of the present invention, this is practical
Novel illustrative embodiments and their description are not constituteed improper limits to the present invention for explaining the utility model.
In the accompanying drawings:
Fig. 1 shows the structural schematic diagram of the rail settlement monitoring device of the utility model；
Fig. 2 shows the structural schematic diagrams of the fiber grating liquid level meter in Fig. 1；And
Fig. 3 shows the working principle diagram of the rail Monitoring method of the subsidence of the utility model.
Wherein, the above drawings include the following reference numerals:
10, matrix；11, crossbeam；12, just beam；13, buttress；14, cabinet；21, fiber grating liquid level meter；22, tube body；23,
Fiber grating accelerometer；24, fibre-optical raster crack meter；25, fiber grating inclinometer；26, optical fiber grating soil pressure meter；30,
Data handling component；31, data acquisition portion；32, data processing division.
Specific embodiment
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The utility model will be described in detail below with reference to the accompanying drawings and embodiments.
It should be pointed out that unless otherwise specified, all technical and scientific terms used in this application have and the application
The normally understood identical meanings of person of an ordinary skill in the technical field.
In the present invention, in the absence of explanation to the contrary, the noun of locality used such as " upper and lower, top, bottom " is usually
It is for direction shown in the drawings, or for component itself is on vertical, vertical or gravity direction；Together
Sample, it for ease of understanding and describes, " inside and outside " refers to the inside and outside of the profile relative to each component itself, but the above-mentioned noun of locality is simultaneously
It is not used in limitation the utility model.
In order to solve the problems, such as that railway rail level settlement monitoring in the prior art is not comprehensive, precision is low, the utility model is mentioned
A kind of rail settlement monitoring device is supplied.
A kind of rail settlement monitoring device as shown in Figure 1, rail settlement monitoring device are arranged on matrix 10, matrix 10
At least part the two sides of rail are set, rail settlement monitoring device includes fiber-optic grating sensor and data handling component
30, fiber-optic grating sensor connect with matrix 10 and can monitor the sedimentation situation of rail；Data handling component 30 can connect
The transducing signal of fiber-optic grating sensor sending is received and handles, to determine the sedimentation situation of rail.
Specifically, the support of matrix 10 as a whole, part is threaded through the bottom of rail, and a part is the two of rail
Side is simultaneously stretched out upwards, and for installing other assemblies, fiber-optic grating sensor, will using fiber grating as main detection part
The sedimentation situation of rail is reflected by way of monitoring wavelength, and data handling component 30 issues fiber-optic grating sensor
Transducing signal carry out data processing and the sedimentation situation of rail is shown with facilitate judgement.Above-mentioned apparatus is by by optical fiber
Grating sensor is monitored rail, so that the data that monitoring obtains are more comprehensively accurate, while can be realized real-time monitoring,
Improve monitoring efficiency.
Optionally, matrix 10 includes multiple crossbeams 11 and multiple just beam 12, and each crossbeam 11 is parallel to the sleeper of rail and wears
It is located at the bottom of rail；Just the two sides of rail, and the end of two neighboring crossbeam 11 are arranged in along the extending direction of rail for beam 12
It is connected by just beam 12.
In the present embodiment, crossbeam 11 is between the light rail for the bottom that multiple and crossbeam 11 is threaded through rail and flat with sleeper
Row, just beam 12 is two, two just beam 12 be separately positioned on the two sides of rail, and be located at the end of the crossbeam 11 of the same side of rail
Portion is connect with the bottom of the just beam 12 of the side, and so as to form entire matrix 10, at least part of fiber-optic grating sensor is set
It sets in the upper surface of just beam 12.
It should be noted that the rail settlement monitoring device of the present embodiment is the construction rail level applied in existing railway bridges and culverts
On, in construction, it will usually be previously provided with buttress 13, just beam 12 is along the both ends of rail extending direction respectively with adjacent two
A buttress 13 connects, i.e., connect in total there are four buttress 13 with matrix 10, and fiber-optic grating sensor is arranged in buttress 13 or just beam
On 12.Meanwhile a side of rail is provided with excavation slope and contains body, and there are passageways therebetween in order to construct.
As shown in Fig. 2, fiber-optic grating sensor includes multiple fiber grating liquid level meters 21, fiber grating liquid level meter 21 and number
It is connected according to processing component 30 and sends sedimentation signal, data handling component 30 is according to the sedimentation signal received to determine rail
Settle situation；Rail settlement monitoring device further includes the tube body 22 extended along the extending direction of rail, and tube body 22 is arranged in just beam
12 upper surface, each fiber grating liquid level meter 21 are arranged in tube body 22 along the extending direction of tube body 22.
Specifically, it is provided with tube body 22 on the just beam 12 far from the side for containing body, and tube body 22 is along the extension side of rail
To setting, fiber grating liquid level meter 21 is arranged at equal intervals in tube body 22, and by optical cable connect after with data handling component 30
Connection, in order to which the sedimentation signal of generation is transferred to data handling component 30.
In the present embodiment, just the both ends of beam 12 are provided with buttress 13, and cabinet 14, the bottom of cabinet 14 are provided on buttress 13
Portion is connect with one end of tube body 22, and the one end of tube body 22 far from cabinet 14 is closed end, the feed flow into tube body 22 of cabinet 14, and making
22 inside of tube body is hydraulically full and bubble-free forms linker.And when installing, the height of the liquid level of cabinet 14 needs to be higher than pipe
The height of body 22 is so that tube body 22 can be hydraulically full under the effect of gravity.
When rail sedimentation, rail band kinetoplast 10 tube body 22 that settles, and then be arranged on just beam 12 together
It settles together, since buttress 13 will not settle, thus the pressure of the liquid in tube body 22 can change, optical fiber light
The wavelength that grid liquidometer 21 measures can also change, and then generate corresponding sedimentation signal, realize settlement monitoring.Fiber grating
The sensitivity of liquidometer 21 itself is higher, and measured value is more accurate.
It should be noted that tube body 22 is bellows.
In the present embodiment, fiber-optic grating sensor further includes fiber grating accelerometer 23, fiber grating accelerometer
23 are positioned close on the just beam 12 for containing body, and fiber grating accelerometer 23 connect with data handling component 30 and sends acceleration
Spend signal.Fiber grating accelerometer 23 only needs to be arranged one, in order to guarantee that monitoring is accurate, can be set in just beam 12
Intermediate position.Fiber grating accelerometer 23 monitors opposite add by the central wavelength relative variation of detection optical fiber grating
Temperature self-compensation may be implemented in velocity amplitude, meanwhile, what measurement accuracy was not lost by environment temperature, light source fluctuation and optical cable transmission
Influence, designed using all -fiber, can in high-intensity magnetic field and high risk of explosion environment accurate monitoring vibration.
In the present embodiment, just the both ends of beam 12 are provided with the buttress 13 connecting with bottom surface, and fiber-optic grating sensor includes
Multiple fibre-optical raster crack meters 24, one end of fibre-optical raster crack meter 24 are connect with just beam 12, and the other end is connect with buttress 13, and
Fibre-optical raster crack meter 24 connect with data handling component 30 and sends crack signal.
Specifically, fibre-optical raster crack meter 24 is arranged on buttress 13 and preset embedded anchor bar connects on one end and buttress 13
It connects, the other end is connect with just beam 12, and only needs that fibre-optical raster crack meter is being arranged on the buttress 13 of just beam 12 for containing body
24.Fibre-optical raster crack meter 24 is by generating crack signal and crack signal being transferred to data handling component 30 to assist
Judge the sedimentation situation of rail, provides reference for the sedimentation of rail.
In the present embodiment, just the both ends of beam 12 are provided with the buttress 13 connecting with bottom surface, and fiber-optic grating sensor includes
The upper surface of buttress 13, and fiber grating inclinometer 25 is arranged in multiple fiber grating inclinometers 25, fiber grating inclinometer 25
Tilt signals are connect and sent with data handling component 30, and data handling component 30 is believed according to the tilt signals and sedimentation that receive
Number to determine the sedimentation situation of rail.
Specifically, it is provided with fiber grating inclinometer 25 on four buttresses 13, to guarantee the accuracy of monitoring, installation
When, need to guarantee the bottom level installation of fiber grating inclinometer 25, so that its initial position keeps vertical, after facilitating progress
Continuous data processing.Fiber grating inclinometer 25 can generate tilt signals, and data handling component 30 is according to sedimentation signal and inclines
Oblique signal judges the sedimentation situation of rail jointly, to determine the subsidence range of rail.
In the present embodiment, just the both ends of beam 12 are provided with the buttress 13 connecting with bottom surface, and fiber-optic grating sensor includes
Multiple optical fiber grating soil pressure meters 26, optical fiber grating soil pressure meter 26 are arranged in 13 side wall of buttress, and positioned at just 12 both ends of beam
Optical fiber grating soil pressure meter 26 on buttress 13 along just beam 12 extending direction setting close to each other, optical fiber grating soil pressure meter with
Data handling component 30 connects concurrent pressurization pressure signal.
Specifically, optical fiber grating soil pressure meter 26 is provided on the side wall of four buttresses 13, it, can in practical operation
Optical fiber grating soil pressure meter 26 to be embedded at the position that the height on buttress 13 apart from ground is 5 meters, and it is located at same
Optical fiber grating soil pressure meter 26 on the buttress 13 at a 12 both ends of just beam is oppositely arranged.Optical fiber grating soil pressure meter 26 can
Pressure signal is generated, data handling component 30 can be the heavy of rail according to the sedimentation situation of pressure signal auxiliary judgment rail
Drop provides reference.
Optionally, data handling component 30 includes: data acquisition portion 31, data transfer part and data processing division 32, data
Acquisition portion 31 is connect with fiber-optic grating sensor, and can receive transducing signal；Transducing signal through data acquisition portion 31, data at
Reason portion 32 is transferred to data processing division 32, to be converted, analyzed and be shown in data processing division 32.
Specifically, transducing signal includes above-mentioned sedimentation signal, acceleration signal, crack signal and tilt signals, number
The various transducing signals of multiple sensors are collected according to acquisition portion 31 and carry out preliminary treatment in order to carry out data transmission,
The data of preliminary treatment are transferred to data processing division 32 by data transfer part, and are handled again by data processing division 32, with
Various transducing signals are converted into corresponding parameter values and are shown by display.If carrying out in-situ processing, data
Transport part can be wire transmission, if being handled and being checked at a distance, data transfer part can be arranged to remote transmission
Part, such as GPRS module etc..
In the present embodiment, data acquisition portion 31 and data transfer part are integrally disposed for portable data acquisition and transmission
Case, which includes intelligent acquisition module, GPRS module and battery and other, intelligent acquisition module is by mixing acquisition module and expansion
Module composition is opened up, data processing division 32 mainly includes computer site and cloud database, and remote computer is raised in computer site
Data collection and analysis and early warning analysis design are carried out after the data for taking GPRS module to transmit, and are shown by corresponding display
Come.Data processing division 32 may be equipped with Internet enabled SIM cards of mobile phones, be checked at any time with facilitating.
A kind of rail Monitoring method of the subsidence as shown in Figure 3, using above-mentioned rail settlement monitoring device, rail sedimentation prison
Survey method include: according to it is actually detected it needs to be determined that the fiber-optic grating sensor of rail settlement monitoring device type sum number
Amount；Rail settlement monitoring device is installed, the data handling component 30 of fiber-optic grating sensor and rail settlement monitoring device is connected
It connects；The sedimentation situation of the data value monitoring rail come out according to data handling component 30.
It specifically, can be according to the optical fiber grating sensing for needing to select corresponding type and quantity of actual monitoring when construction
Then device installs heavy rail and drops monitoring device, and fiber-optic grating sensor is mounted on to the corresponding position of matrix 10.Use optical fiber
When raster liquid level meter 21, the bottom of tube body 22 is placed on after first passing through multiple fiber grating liquid level meters 21 with optical cable, then
One end of tube body 22 is sealed, the other end is connected to the bottom of cabinet 14, then fills the water into cabinet 14, so that the height of liquid level is high
In the height of tube body 22 to guarantee in tube body 22 full of water and bubble-free；When fiber grating inclinometer 25 is installed, it is ensured that optical fiber
The bottom level of grating inclinometer 25 is fixed on the upper surface of buttress 13；When fibre-optical raster crack meter 24 is installed, one end is consolidated
It is scheduled on the embedded anchor bar of buttress 13, the other end is connect with the end of just beam 12；When connecing speedometer using fiber grating, it is only necessary to
It is arranged close on the just beam 12 for containing the side of body.
Rail settlement monitoring device after the installation is completed, by the signal wire access portable data acquisition of each sensor and passes
In defeated case, and guarantee that the connection jaws of sensor are correspondingly connected with portable data acquisition and transmission box, then portable data
Acquisition can be acquired and locate according to the mode that the type of signal automatically selects acquisition with the intelligent acquisition module in transmission box
Reason, main process are that the transducing signal that sensor captures accesses mixing acquisition module by signal wire, and intelligent acquisition module is certainly
The type of dynamic identification sensor signal, and perform corresponding processing, monitoring object is scanned with every 3-5 seconds/time of speed,
Data are cached, GPRS module is then packaged into.Then the transducing signal of preliminary treatment enters GPRS module, utilizes
" Ji Kang " existing network segment, signal data is continuously transmitted to fixed network segment, and the remote computer of monitoring center passes through finger
Determine website and carry out data access, and realizes real-time monitoring.Portable data acquisition is powered with the battery in transmission box for it, may be used also
To increase the function that other parts increase portable data acquisition and transmission box.
Optionally, remote computer, which is logged into, monitors plan view into website showing interface, and there is data prison in corresponding measuring point position
Window is surveyed, opening has measuring point data and changes over time curve graph, and corresponding each monitoring point is designed with early warning value, in order to
Carry out real-time monitoring.
In the present embodiment, the sedimentation of the fiber grating liquid level meter 21 of fiber-optic grating sensor measures wavelength X and rail
Relationship between value h are as follows:
Wherein, KpFor the liquid level of fiber grating liquid level meter 21 and the ratio of wavelength, KtFor the ratio of wavelength shift and temperature
Value, λ0For the initial wavelength of fiber grating liquid level meter 21, unit is rice, T0For λ0Temperature value when detection, unit are Kelvin K,
T is temperature value when λ is detected, and unit is Kelvin K, and ρ is the density of the liquid in the tube body 22 of rail settlement monitoring device, single
Position is kg/m2, and g is acceleration of gravity, unit m/s2.
When the sedimentation value h of rail is greater than preset standard sedimentation value, there are risks for rail；
When the sedimentation value h of rail is less than or equal to preset standard sedimentation value, rail safety.
It can be seen from the above description that the above embodiments of the utility model achieve the following technical effects:
1, solve the problems, such as that railway rail level settlement monitoring in the prior art is not comprehensive, precision is low；
2, existing railway can be realized comprehensively, it is in due course, accurately, efficient to monitor, it can find that monitoring position is micro- in time
Small deformation, takes countermeasure in time；
3, overall structure is easy for installation, can install together with construction.
Obviously, above-mentioned described embodiment is only the embodiment of the utility model a part, rather than whole realities
Apply example.Based on the embodiments of the present invention, those of ordinary skill in the art institute without making creative work
The range of the utility model protection all should belong in the every other embodiment obtained.
It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singular
Also it is intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet
Include " when, indicate existing characteristics, step, work, device, component and/or their combination.
It should be noted that the description and claims of this application and term " first " in above-mentioned attached drawing, "
Two " etc. be to be used to distinguish similar objects, without being used to describe a particular order or precedence order.It should be understood that using in this way
Data be interchangeable under appropriate circumstances, so that presently filed embodiment described herein can be in addition to illustrating herein
Or the sequence other than those of description is implemented.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, 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 (12)
1. a kind of rail settlement monitoring device, which is characterized in that the rail settlement monitoring device is arranged on matrix (10), institute
The two sides of rail are arranged in at least part for stating matrix (10), and the rail settlement monitoring device includes:
Fiber-optic grating sensor, the fiber-optic grating sensor connect with described matrix (10) and can monitor the rail
Settle situation；
Data handling component (30), the data handling component (30) can receive and process the fiber-optic grating sensor and issue
Transducing signal, with the sedimentation situation of the determination rail.
2. rail settlement monitoring device according to claim 1, which is characterized in that described matrix (10) includes:
Multiple crossbeams (11), each crossbeam (11) are parallel to the sleeper of the rail and are threaded through the bottom of the rail；
The two sides of the rail are arranged in along the extending direction of the rail for multiple just beams (12), the just beam (12), and adjacent
The end of two crossbeams (11) is connected by the just beam (12).
3. rail settlement monitoring device according to claim 2, which is characterized in that the fiber-optic grating sensor includes more
A fiber grating liquid level meter (21), the fiber grating liquid level meter (21) connect with the data handling component (30) and send it is heavy
Signal drops, and the data handling component (30) is according to the sedimentation signal received with the sedimentation situation of the determination rail；
The rail settlement monitoring device further includes the tube body (22) extended along the extending direction of the rail, tube body (22) setting
In the upper surface of the just beam (12), each fiber grating liquid level meter (21) exists along the extending direction setting of the tube body (22)
In the tube body (22).
4. rail settlement monitoring device according to claim 3, which is characterized in that the both ends of the just beam (12) are provided with
Buttress (13) is provided with cabinet (14) on the buttress (13), and the cabinet (14) connect with one end of the tube body (22), institute
Stating the one end of tube body (22) far from the cabinet (14) is closed end, and the cabinet (14) is to the tube body (22) interior feed flow.
5. rail settlement monitoring device according to claim 4, which is characterized in that multiple fiber grating liquid level meters
(21) it is connected by optical cable and is connect with the data handling component (30).
6. rail settlement monitoring device according to claim 3, which is characterized in that the tube body (22) is bellows.
7. rail settlement monitoring device according to claim 3, which is characterized in that the fiber-optic grating sensor further includes
Fiber grating accelerometer (23), the fiber grating accelerometer (23) are positioned close on the just beam (12) for containing body,
And the fiber grating accelerometer (23) connect with the data handling component (30) and sends acceleration signal.
8. rail settlement monitoring device according to claim 3, which is characterized in that the both ends of the just beam (12) are provided with
The buttress (13) connecting with bottom surface, the fiber-optic grating sensor include multiple fibre-optical raster crack meters (24), the optical fiber light
One end of grid slit gauge (24) is connect with the just beam (12), and the other end is connect with the buttress (13), and the fiber grating
Slit gauge (24) connect with the data handling component (30) and sends crack signal.
9. rail settlement monitoring device according to claim 8, which is characterized in that the fibre-optical raster crack meter (24)
One end is fixed on the just beam (12) for containing body, and the other end is fixed on the buttress (13) for containing body.
10. rail settlement monitoring device according to claim 3, which is characterized in that the both ends of the just beam (12) are arranged
There is the buttress (13) connecting with bottom surface, the fiber-optic grating sensor includes multiple fiber grating inclinometers (25), the optical fiber
Grating inclinometer (25) is arranged in the upper surface of the buttress (13), and at the fiber grating inclinometer (25) and the data
Reason component (30) connects and sends tilt signals, and the data handling component (30) is according to the tilt signals and institute received
Sedimentation signal is stated with the sedimentation situation of the determination rail.
11. rail settlement monitoring device according to claim 3, which is characterized in that the both ends of the just beam (12) are arranged
There is the buttress (13) connecting with bottom surface, the fiber-optic grating sensor includes multiple optical fiber grating soil pressure meters (26), the light
Fine grating earth pressure gauge (26) is arranged in the buttress (13) side wall, and is located at the buttress (13) at described just beam (12) both ends
On extending direction close to each other setting of the optical fiber grating soil pressure meter (26) along the just beam (12), the fiber grating
Earth pressure gauge connect concurrent pressurization pressure signal with the data handling component (30).
12. rail settlement monitoring device according to any one of claim 1 to 11, which is characterized in that at the data
Managing component (30) includes:
Data acquisition portion (31), data acquisition portion (31) are connect with the fiber-optic grating sensor, and can be received described
Transducing signal；
Data transfer part；
Data processing division (32), the transducing signal are transferred to through data acquisition portion (31), the data processing division (32)
The data processing division (32), to be converted, analyzed and be shown in the data processing division (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820444555.9U CN208366324U (en) | 2018-03-30 | 2018-03-30 | Rail settlement monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820444555.9U CN208366324U (en) | 2018-03-30 | 2018-03-30 | Rail settlement monitoring device |
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| Publication Number | Publication Date |
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| CN208366324U true CN208366324U (en) | 2019-01-11 |
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| CN201820444555.9U Active CN208366324U (en) | 2018-03-30 | 2018-03-30 | Rail settlement monitoring device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108548522A (en) * | 2018-03-30 | 2018-09-18 | 中铁十四局集团有限公司 | Rail settlement monitoring device and rail Monitoring method of the subsidence |
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2018
- 2018-03-30 CN CN201820444555.9U patent/CN208366324U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108548522A (en) * | 2018-03-30 | 2018-09-18 | 中铁十四局集团有限公司 | Rail settlement monitoring device and rail Monitoring method of the subsidence |
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