CN109425289A - A method of track plank split is monitored automatically using inclination angle range measurement principle - Google Patents
A method of track plank split is monitored automatically using inclination angle range measurement principle Download PDFInfo
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- CN109425289A CN109425289A CN201710782037.8A CN201710782037A CN109425289A CN 109425289 A CN109425289 A CN 109425289A CN 201710782037 A CN201710782037 A CN 201710782037A CN 109425289 A CN109425289 A CN 109425289A
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- monitoring
- precision
- obliquity sensor
- track
- inclination angle
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
- G01B7/14—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring distance or clearance between spaced objects or spaced apertures
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- General Physics & Mathematics (AREA)
- Machines For Laying And Maintaining Railways (AREA)
- Testing Or Calibration Of Command Recording Devices (AREA)
Abstract
The present invention relates to a kind of methods for monitoring track plank split automatically using inclination angle range measurement principle, it is monitored automatically using the monitoring device with high-precision obliquity sensor, comprising: 1) high-precision obliquity sensor is fixed on track plates；2) connection circuit board is installed for high-precision obliquity sensor respectively, each circuit board is then connected to vasculum, forms a monitoring data transmission channel；3) startup power supply and network connection, high-precision obliquity sensor start fracture and are monitored；The monitoring signals of last each monitoring point are sent to cloud platform server and are stored and compared, and provide warning alert in due course.The method of the present invention realizes the automatic monitoring purpose of branch monitoring, concentrated collection, precision is up to 0.17mm, automatic measurement is realized to the crack of each measuring point of route simultaneously and data can be uploaded to cloud platform, improves the monitoring efficiency of track plank split, there is huge economic and social benefit.
Description
Technical field
The present invention relates to automatic monitoring fields, and it is former using inclination angle ranging suitable for high-speed track engineering to refer in particular to one kind
The method of the automatic monitoring track plank split of reason.
Background technique
In terms of the patent belongs to automatic monitoring field, wanting for high-speed rail comfort and a whole set of high standard of security needs is runed
It asks, wherein the crack of track plates and cement substrate is a very crucial parameter, because track plates are to be laid on cement base in the later period
On seat, engaging portion between the two is influenced that crack can be generated by temperature change and other factors, is mainly shown as that track plates are opposite
Pedestal arch, crack value reach 3mm and want early warning, and reaching 6mm will alarm.Monitoring means is mainly personal monitoring at present, using people
Huge-crowd strategy, when the artificial online line inspection of the window phase of high-speed rail route or evening, inspection then using vernier caliper measurement
Manual record.Substantially manually, measure each precision has deviation to this kind of monitoring means, and needs fine record, a large amount of numerous
Trivial measurement is easy that error rate is also extremely slow, thousands of kilometers, the daily a large amount of man power and material of artificial investigation needs.
The method monitored automatically disclosed in the prior art in relation to crack is more, the monitoring device of use and applicable field
It has nothing in common with each other.Such as " a kind of Crack Monitoring device and method " disclosed in publication number 106949840A, it is mainly used for accurately predicting
Engineering structure or Rock And Soil fracture width.Notification number CN103512545B discloses a kind of " concrete dam internal fissure monitoring
Method and monitor " is mainly used for the monitoring of concrete dam internal fissure.Etc..There are no appearance to be directed to track, especially high
The method that the track plates of fast railroad track and the crack of cement substrate monitor automatically.
Summary of the invention
The purpose of the present invention is being improved and being innovated for disadvantage present in background technique and problem, a kind of benefit is provided
The method for monitoring track plank split automatically with inclination angle range measurement principle.
The present invention is the method monitored automatically using the monitoring device with high-precision obliquity sensor, in which: described
Monitoring device includes being mounted on the ipsilateral at least two high-precision obliquity sensors of same track plates, and connect one to one high-precision inclination angle
At least two circuit boards of sensor configuration, and the vasculum of each circuit board of connection, wherein the high-precision obliquity sensor is used for
Measure the variable angle of track plates relative level；The vasculum is adopted high-precision obliquity sensor by internet communication mode
The signal of collection is sent to cloud platform server.
The specific monitoring method of the present invention the following steps are included:
1, each high-precision obliquity sensor is fixed on ipsilateral track plates first, the mounting distance of each high-precision obliquity sensor is with more
Point monitoring straight line arrangement, each high-precision obliquity sensor are mounted on the side of track plates or the folder of surface measurement track plates and horizontal plane
Angle, and return to zero with the measurement angle as basic point, when track plates relative orbit cement substrate arches up, high-precision inclination angle sensing
Device can accurately collect inclination angle and change, then calculate the track plates edge i.e. change of crack distance by trigonometric function relationship
Change.Because the monitoring super 3mm of code requirement crack warpage needs early warning, super 6mm, which needs to alarm, stops operation, prevents accident.
2, connection circuit board is installed to mounted each high-precision obliquity sensor respectively again, is then connected to each circuit board
Vasculum makes each high-precision obliquity sensor, circuit board and vasculum form a monitoring data transmission channel.
3, after startup power supply and network connection, each high-precision obliquity sensor starts to split track plates and track cement substrate
Seam situation is monitored；The analogue data of the correspondence monitoring point of each high-precision obliquity sensor acquisition, first passes through corresponding circuit board
It is converted into digital signal, then digital signal transmission is converged into vasculum by each circuit board, is finally uniformly sent to cloud platform clothes
Business device is stored and is compared；When displacement data reaches the good early warning of cloud platform server settings or alarming value, cloud platform clothes
Business device provides warning alert immediately.
The high-precision obliquity sensor is fixed to track plates relatively stable point in one of the embodiments, and angle becomes
The SIN function of change value multiply edge to fixed range be edge tilting value, thus make track plates relative orbit cement substrate occur on
When arch, high-precision obliquity sensor can accurately collect the variation of track plank split value.
Specifically, the high-precision obliquity sensor is fixed on track plates, collecting circuit board is mounted on track cement base
On seat.
Wired biography is used between the high-precision obliquity sensor, circuit board and vasculum in one of the embodiments,
Defeated vigour part or the connection of wireless transmission vigour part and transmission data.
Specifically, the wire transmission vigour part is CAN bus perhaps 485 buses or channel mode.It is wireless to pass
Transmission purpose can be realized using wireless transmission vigour part mature at present in defeated component.
The circuit board is installed on track cement surface layer by the way that terminal box is arranged in one of the embodiments,.
Further, set the interface there are three direction in the terminal box, two of them interface respectively with it is forward and backward adjacent
Terminal box correspond to wiring, the wiring corresponding with high-precision obliquity sensor of another interface.
In the head end of transmission channel, vasculum is interior to be equipped with convergence for vasculum configuration in one of the embodiments,
Each circuit board data and GPRS communication module, electronic component and the battery component for being uploaded to cloud platform server.
Advantages of the present invention and the utility model has the advantages that
The present invention realizes track plates and track cement substrate crack with inclination angle range measurement principle and the monitoring device specially designed
TubularpH sensor.The transmission of bus-powered and signal is realized using transmission modes such as CAN bus between each monitoring portion, is adopted
Collection, in conjunction with more mature network transmission and data sharing, correlation technique at present, realize branch monitoring, concentrated collection from
Dynamicization monitors purpose.
The present invention carries out Crack Monitoring using the high-precision obliquity sensor of high-precision, and fast response time, measurement accuracy is high, volume
Small installation and debugging are convenient, meet the requirement of high-speed rail plate Crack Monitoring, precision is up to 0.17mm, it is ensured that the safety of track operation.
Meanwhile automatic measurement and data, which can be uploaded to cloud platform, to be realized to the crack of each measuring point of route, user passes through mobile terminal
The crack data variation of track plates and cement substrate can be checked at any time.Platform can pass through short message, acousto-optic etc. to the measuring point for the value that transfinites
Mode carries out pre-, alarm, greatly improves the monitoring efficiency, real-time, reliability of track plank split, has huge economy and society
It can benefit.
Detailed description of the invention
Fig. 1 is detection method flow chart.
Fig. 2 is monitoring device mounting structure main view of the present invention.
Fig. 3 is Fig. 2 overlooking structure diagram.
Figure number explanation:
1, vasculum, 2, high-precision obliquity sensor, 3, terminal box, 4, track plates, 5, track cement substrate, 6, track cement earth's surface
Layer.
Specific embodiment
To facilitate the understanding of the present invention, a more comprehensive description of the invention is given in the following sections with reference to the relevant attached drawings.In attached drawing
Give preferred embodiment of the invention.But the invention can be realized in many different forms, however it is not limited to this paper institute
The embodiment of description.On the contrary, purpose of providing these embodiments is make it is more thorough and comprehensive to the disclosure.
It should be noted that when element be considered as " setting " or " connection " on the other element, it can be directly
Setting connects on the other element or may be simultaneously present centering elements.
Unless otherwise defined, the skill of all technical and scientific terms and technical field of the invention used herein
The normally understood meaning of art personnel is identical.Term used in the description is intended merely to describe specifically to implement purpose, is not
It is designed to limit the invention.
Embodiment:
The hardware detection device that the present embodiment uses is as shown in Figure 2,3, including being fixed on ipsilateral two of same track plates 4
High-precision obliquity sensor 2 and two circuit boards being arranged in terminal box 3 (box internals, figure do not regard).Its high-precision obliquity sensor 2
It connects one to one with the circuit board in terminal box 3, is divided into the both ends of 4 ipsilateral of track plates, circuit board and terminal box 3 are installed
On track cement floor surface layer 6.Set the interface there are three direction in terminal box 3, two of them interface respectively with it is forward and backward adjacent
Terminal box 3 corresponds to wiring, and the wiring corresponding with high-precision obliquity sensor 2 of another interface is detailed in Fig. 2.
Detection device further includes the vasculum 1 that railway line one end is arranged in, the circuit board in terminal box 3 on each track plates
It is connected to the vasculum 1.Vasculum 1 configures the head end in transmission channel, is equipped in vasculum 1 and converges each circuit board data simultaneously
It is uploaded to GPRS communication module, electronic component and the battery component of cloud platform server (case internals do not regard for conventional part, figure).
Information data is transmitted using CAN bus between the high-precision obliquity sensor 2 of detection device, circuit board and vasculum 1.
As shown in Fig. 2, high-precision obliquity sensor 2 is fixed on the side or surface of track plates, track plates and horizontal plane are measured
Variable angle, then according to inclination angle trigonometric function can calculate edge tilt height change be crack changing value.
Specific monitoring method includes the following steps (see Fig. 1,2):
1, two high-precision obliquity sensors are fixed on to the both ends of ipsilateral track plates, the mounting distance of each high-precision obliquity sensor is with more
Point monitoring straight line arrangement.
2, mounted two high-precision obliquity sensors 2 are installed with connection circuit board and terminal box 3 respectively.
3, two circuit boards are connected to vasculum 1, two high-precision obliquity sensors 2, circuit board and vasculum 1 is made to form one
Monitoring data transmission channel.
4, startup power supply and network connection, two high-precision obliquity sensors 2 start to track plates 4 and track cement substrate 5
Crack situation is monitored.The analogue data for the correspondence monitoring point that two high-precision obliquity sensors 2 acquire, first passes through corresponding circuit
Plate is converted into digital signal, then digital signal transmission is converged to vasculum 1 by each circuit board, is finally uniformly sent to cloud platform
Server is stored and is compared.When displacement data reaches the good early warning of cloud platform server settings or alarming value, cloud platform
Server provides warning alert immediately.
Consider for attached drawing length, the description for the monitoring method that the present embodiment is carried out primarily directed to one piece of track plates, needle
The monitoring of N block track plates is directed to the monitoring of railway line, monitoring device installation and monitoring method are identical.
The realization of monitoring method of the present invention mainly utilizes hardware device, communications portion and system platform three parts, in which:
One, hardware components:
High-precision obliquity sensor: high-precision can be accurate to 0.001 °.Structurally waterproof, can outdoor use.
Each sensor has a global unique number, built-in storage chip, can storage table determine table and electronic labeling information.It passes
Sensor built-in temperature chip, and temperature-compensating can be carried out to measurement data.It is digital signal that sensor, which comes out, and hardware interface has
RS485, CAN, channel analogy amount.Acquisition system power diversity, can alternating current can be solar powered.
Two, communications portion:
Predominantly CAN bus communication is communicated between high-precision obliquity sensor and collection terminal (while may be implemented RS485, channel mould
Analog quantity).Acquisition system is communicated with collection terminal using GPRS communication or other radio stations.Collection terminal is upper computer software, configuration
The address information of sensor.
Three, system platform:
The crack changing value of each track plates of real-time exhibition, data form can export.Can curve show measuring point data to change, it is optional
Selecting property compares each point.Real time data distribution map can be shown, straightforward each point latest data.Platform alarm diversity, webpage
Sound-light alarm, network and short message alarm.
The working principle and function of each composed structure:
1, high-precision obliquity sensor:
Obliquity sensor can be used to measure change of pitch angle amount with respect to the horizontal plane.Theoretical basis is exactly two law of newton, root
According to basic physical principle, in an internal system, speed is unable to measure, but can measure its acceleration.If just
Speed by integral calculation it is known that can go out linear velocity, and then can calculate straight-line displacement.So it is with used in fact
A kind of acceleration transducer of property principle.When obliquity sensor is static i.e. side and vertical direction do not have acceleration work
With then acting on the only acceleration of gravity above it.Angle between gravity vertical axis and acceleration transducer sensitive axis
It is exactly inclination angle.With the development of MEMS technology, inertia sensing device becomes most successful in the past few years, using most
One of extensive mems device, and micro-acceleration gauge (microaccelerometer) is exactly the outstanding person of inertia sensing device
It represents out.As most mature inertial sensor application, present MEMS acceleration is sensed in respect of very high integrated level
System and interface circuit are integrated on a single die.Obliquity sensor is MCU, mems accelerometer, analog to digital conversion circuit, communication
Unit is integrated in one piece of very small circuit board top.Can direct tilt datas such as output angle, each displacement sensing
Device has MCU, and MCU corrects calibration to it, and is subject to temperature-compensating, and hardware output interface is CAN interface.
2, collection of server end
Collection of server end is established the link by mobile Internet and the GPRS module in acquisition system, and the bluetooth at detector end is logical
News module can be communicated with CAN bus, and collection terminal sends the acquisition with address bit, and the high-precision displacement meter of appropriate address returns to it
Displacement；And mathematical model is added to calculate each point crack variable quantity to each point；And send data to server；
3, Platform Server
Platform Server establishes monitoring station according to projects, establishes tree-like archives to project, each track plates data press installation position
It sets and is identified, user need to only be connected to Internet network Website login and check with password the number in its permission by its account
According to.
Embodiment of the present invention is only the description carried out to the preferred embodiment of the present invention, not to the present invention
Conception and scope is defined, and under the premise of not departing from design philosophy of the present invention, engineers and technicians are to this hair in this field
The all variations and modifications that bright technical solution is made should all fall into protection scope of the present invention, the claimed skill of the present invention
Art content, is all described in the claims.
Claims (8)
1. a kind of method for monitoring track plank split automatically using inclination angle range measurement principle, it is characterised in that it is using with high-precision inclination angle
The monitoring device of sensor is monitored automatically, in which:
The monitoring device includes at least two high-precision obliquity sensors for being mounted on same track plates, and connect one to one height
At least two circuit boards of smart obliquity sensor configuration, and the vasculum of each circuit board of connection, wherein the high-precision inclination angle sensing
Device is used to measure the variable angle of track plates relative level；The vasculum is passed high-precision inclination angle by internet communication mode
The signal of sensor acquisition is sent to cloud platform server；
Using above-mentioned monitoring device carry out Crack Monitoring method the following steps are included:
1) each high-precision obliquity sensor is fixed on ipsilateral track plates first, the mounting distance of each high-precision obliquity sensor is with multiple spot
Monitor straight line arrangement；
2) connection circuit board is installed to mounted each high-precision obliquity sensor respectively again, each circuit board is then connected to acquisition
Case makes each high-precision obliquity sensor, circuit board and vasculum form a monitoring data transmission channel；
3) for startup power supply with after network connection, each high-precision obliquity sensor starts the crack feelings to track plates and track cement substrate
Condition is monitored；The analogue data of the correspondence monitoring point of each high-precision obliquity sensor acquisition, first passes through corresponding circuit board conversion
Digital signal transmission is converged into vasculum at digital signal, then by each circuit board, is finally uniformly sent to cloud platform server
It is stored and is compared；When displacement data reaches the good early warning of cloud platform server settings or alarming value, cloud platform server
Warning alert is provided immediately.
2. the method according to claim 1 for monitoring track plank split automatically using inclination angle range measurement principle, it is characterised in that
The high-precision obliquity sensor is fixed on the motionless position of track plates relative securement as basic point, then according to inclination angle trigonometric function
Calculating edge and tilting height change is crack changing value.
3. the method according to claim 2 for monitoring track plank split automatically using inclination angle range measurement principle, it is characterised in that
The high-precision obliquity sensor is fixed on track plates by installation part.
4. the method according to claim 1 for monitoring track plank split automatically using inclination angle range measurement principle, it is characterised in that
Connected between the high-precision obliquity sensor, circuit board and vasculum using wire transmission vigour part or wireless transmission vigour part
Connect and transmit data.
5. the method according to claim 4 for monitoring track plank split automatically using inclination angle range measurement principle, it is characterised in that
The wire transmission vigour part is CAN bus perhaps 485 buses or channel mode.
6. the method according to claim 1 for monitoring track plank split automatically using inclination angle range measurement principle, it is characterised in that
The circuit board is installed on track cement surface layer by the way that terminal box is arranged.
7. the method according to claim 6 for monitoring track plank split automatically using inclination angle range measurement principle, it is characterised in that
The interface in direction there are three being set in the terminal box, the wiring corresponding with forward and backward adjacent terminal box respectively of two of them interface,
The wiring corresponding with high-precision obliquity sensor of another interface.
8. the method according to claim 1 for monitoring track plank split automatically using inclination angle range measurement principle, it is characterised in that
In the head end of transmission channel, vasculum is interior to be equipped with each circuit board data of convergence and is uploaded to cloud platform clothes for the vasculum configuration
GPRS communication module, electronic component and the battery component of business device.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710782037.8A CN109425289A (en) | 2017-09-02 | 2017-09-02 | A method of track plank split is monitored automatically using inclination angle range measurement principle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710782037.8A CN109425289A (en) | 2017-09-02 | 2017-09-02 | A method of track plank split is monitored automatically using inclination angle range measurement principle |
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| CN109425289A true CN109425289A (en) | 2019-03-05 |
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| CN201710782037.8A Pending CN109425289A (en) | 2017-09-02 | 2017-09-02 | A method of track plank split is monitored automatically using inclination angle range measurement principle |
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| CN110337084B (en) * | 2019-07-10 | 2021-02-12 | 北京交通大学 | Track slab arching distributed monitoring method and system |
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