CN107356680A - A kind of rail track broken detector - Google Patents
A kind of rail track broken detector Download PDFInfo
- Publication number
- CN107356680A CN107356680A CN201710565999.8A CN201710565999A CN107356680A CN 107356680 A CN107356680 A CN 107356680A CN 201710565999 A CN201710565999 A CN 201710565999A CN 107356680 A CN107356680 A CN 107356680A
- Authority
- CN
- China
- Prior art keywords
- circuit
- circuit unit
- computing circuit
- rail
- signal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/04—Analysing solids
- G01N29/07—Analysing solids by measuring propagation velocity or propagation time of acoustic waves
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61K—AUXILIARY EQUIPMENT SPECIALLY ADAPTED FOR RAILWAYS, NOT OTHERWISE PROVIDED FOR
- B61K9/00—Railway vehicle profile gauges; Detecting or indicating overheating of components; Apparatus on locomotives or cars to indicate bad track sections; General design of track recording vehicles
- B61K9/08—Measuring installations for surveying permanent way
- B61K9/10—Measuring installations for surveying permanent way for detecting cracks in rails or welds thereof
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/02—Indexing codes associated with the analysed material
- G01N2291/023—Solids
- G01N2291/0234—Metals, e.g. steel
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/02—Indexing codes associated with the analysed material
- G01N2291/028—Material parameters
- G01N2291/0289—Internal structure, e.g. defects, grain size, texture
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/04—Wave modes and trajectories
- G01N2291/042—Wave modes
- G01N2291/0421—Longitudinal waves
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/04—Wave modes and trajectories
- G01N2291/044—Internal reflections (echoes), e.g. on walls or defects
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/26—Scanned objects
- G01N2291/262—Linear objects
- G01N2291/2623—Rails; Railroads
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Abstract
The present invention is to provide rail track broken detector.Logic control computing circuit unit inputs to micro-processor interface circuit unit after electric pulse receives amplifier circuit unit feedback, passes through external processing memory cell output or storage.The present invention, apart from Cleaning Principle, to ensure detecting distance, is launched receiving device using high-power ultrasonics, ensures the validity of signal using pulse ultrasonic wave.Using digital work and way to manage, GPS positioning system and gsm wireless data communication are integrated with, is easy to data communication and the management of operation field and rear base.Suitably the detection means as rail broken rail uses.
Description
Technical field
The present invention is to provide a kind of rail track broken detector of detection field.
Background technology
The transport in China relies primarily on railway, and in order to improve the speed of service of train, current most of circuit is all long rail,
Due to the influence of the natural conditions such as pressure-bearing vibrations and temperature, broken rail accident occurs often, according to incompletely statistics, the long rail of China railways
Part is annual to occur thousands of of broken rail accident.
In order to repair broken rail as early as possible, railway personnel first have to find the particular location of rail fracture, there is presently no
The effective means of effective detection rail broken rail particular location.
The content of the invention
In order to detect detection rail broken rail, the invention provides a kind of rail track broken detector.The device passes through detection
The setting of circuit, solves the technical problem of rail broken rail detection.
Scheme is used by the present invention solves technical problem：
Logic control computing circuit unit inputs to micro-processor interface circuit unit after electric pulse receives amplifier circuit unit feedback,
Pass through external processing memory cell output or storage.
Good effect, the present invention, apart from Cleaning Principle, to ensure detecting distance, are surpassed using pulse ultrasonic wave using high-power
Acoustic emission receiving device, ensure the validity of signal.Using digital work and way to manage, GPS positioning system is integrated with
With gsm wireless data communication, it is easy to data communication and the management of operation field and rear base.The suitably inspection as rail broken rail
Device is surveyed to use.
Brief description of the drawings
Fig. 1 is that circuit of the present invention sets figure.
In figure, 1. logic control computing circuit units, 2. electric pulses receive amplifier circuit unit, 3. micro-processor interface circuit lists
Member, 4. external processing memory cell.
Embodiment
According to the figure, logic control computing circuit unit 1 is received after amplifier circuit unit 2 feeds back by electric pulse and inputed to
Micro-processor interface circuit unit 3, export or store by external processing memory cell 4.
Logic control computing circuit unit forms：Controlling of sampling computing circuit is housed in logic control computing circuit unit,
With sampling memory intercommunication signal, wherein controlling of sampling computing circuit signal and display-memory intercommunication signal, and input to aobvious
Show control circuit.
Electric pulse receives amplifying unit composition：From the signal that controlling of sampling computing circuit obtains by pulse emitting units and
Reception of impulse suppression circuit is inputed to after transducer, successively after controllable-gain circuit, microwave circuit and analog to digital conversion circuit
Controlling of sampling computing circuit is returned to, the microprocessor signals intercommunication with micro-processor interface circuit unit.
Microcontroller circuit unit：Supply voltage supervision, keyboard control circuit, real-time clock and nonvolatile storage difference
Connected with microprocessor, microprocessor is connected by interface with external processing memory cell.
The external processing memory cell includes computer, printer or external memory storage.
Technical principle：
Using pulse ultrasonic wave apart from Cleaning Principle, to ensure detecting distance, launch receiving device using high-power ultrasonics, protect
Demonstrate,prove the validity of signal.Using digital work and way to manage, GPS positioning system and gsm wireless data communication are integrated with, just
In the data communication and management of operation field and rear base.
Large-power supersonic transducer is arranged on rail by simple frock, launches highpowerpulse compressional wave signal,
By measuring the ultrasonic wave time that broken rail point reflection is returned from being transmitted into from receiving, determine broken rail point test position it is specific away from
From.
Control power amplification circuit exports energy to large-power supersonic transducer, passes through after finding pulse echo signal
Display control circuit, display memory circuit, micro-processor interface circuit unit, echo signal information is shown on screen, passes through micro- place
Reason circuit unit and logic control computing circuit unit calculate result and are shown on screen, provide testing result.
Claims (1)
1. a kind of rail track broken detector, it is characterized in that：
Logic control computing circuit unit（1）Amplifier circuit unit is received by electric pulse（2）Microprocessor electricity is inputed to after feedback
Road unit（3）, pass through external processing memory cell（4）Output or storage；
Logic control computing circuit unit forms：Controlling of sampling computing circuit is housed in logic control computing circuit unit, with adopting
Sample memory intercommunication signal, wherein controlling of sampling computing circuit signal and display-memory intercommunication signal, and input to display control
Circuit processed；
Electric pulse receives amplifying unit composition：The signal obtained from controlling of sampling computing circuit passes through pulse emitting units and transducing
Reception of impulse suppression circuit is inputed to after device, is returned successively after controllable-gain circuit, microwave circuit and analog to digital conversion circuit
Controlling of sampling computing circuit is given, the microprocessor signals intercommunication with micro-processor interface circuit unit；
Microcontroller circuit unit：Supply voltage supervision, keyboard control circuit, real-time clock and nonvolatile storage respectively with it is micro-
Processor is connected, and microprocessor is connected by interface with external processing memory cell；
The external processing memory cell includes computer, printer or external memory storage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710565999.8A CN107356680A (en) | 2017-07-12 | 2017-07-12 | A kind of rail track broken detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710565999.8A CN107356680A (en) | 2017-07-12 | 2017-07-12 | A kind of rail track broken detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107356680A true CN107356680A (en) | 2017-11-17 |
Family
ID=60291928
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710565999.8A Pending CN107356680A (en) | 2017-07-12 | 2017-07-12 | A kind of rail track broken detector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107356680A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1982003919A1 (en) * | 1981-05-06 | 1982-11-11 | Ind Inc Automation | Ultrasonic rail testing system |
| CN1603813A (en) * | 2003-09-30 | 2005-04-06 | 北京时代之峰科技有限公司 | Digital ultrasonic flaw detector and method for DAC curve making and inward gate stretching |
| CN201096752Y (en) * | 2007-08-29 | 2008-08-06 | 范军 | Dual screen digital ultrasonic damage detector for display by color and real-time comparison |
| CN101398411A (en) * | 2008-11-07 | 2009-04-01 | 哈尔滨工业大学 | Rail tread defect rapid scanning and detecting method and device thereof |
| CN101398410A (en) * | 2008-11-07 | 2009-04-01 | 哈尔滨工业大学 | Steel rail defect detection method by electromagnetical ultrasonic technology and device thereof |
| JP2014080133A (en) * | 2012-10-17 | 2014-05-08 | Tokyo Keiki Inc | Apparatus and method for detecting railroad rail breakage |
| CN104020221A (en) * | 2014-05-30 | 2014-09-03 | 杨媛 | Real-time broken-rail detecting and positioning system based on ultrasonic guided waves |
| CN204479524U (en) * | 2015-03-23 | 2015-07-15 | 辽宁红阳检测有限公司 | Ultrasonic probe tester |
| CN105223273A (en) * | 2015-10-09 | 2016-01-06 | 清华大学 | A kind of motor train unit crackle detecting instrument |
| CN205015312U (en) * | 2015-10-15 | 2016-02-03 | 辽宁红阳检测有限公司 | Ultrasonic flaw detector with enhanced emission circuit real -time recording wave form of detecting a flaw |
-
2017
- 2017-07-12 CN CN201710565999.8A patent/CN107356680A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1982003919A1 (en) * | 1981-05-06 | 1982-11-11 | Ind Inc Automation | Ultrasonic rail testing system |
| CN1603813A (en) * | 2003-09-30 | 2005-04-06 | 北京时代之峰科技有限公司 | Digital ultrasonic flaw detector and method for DAC curve making and inward gate stretching |
| CN201096752Y (en) * | 2007-08-29 | 2008-08-06 | 范军 | Dual screen digital ultrasonic damage detector for display by color and real-time comparison |
| CN101398411A (en) * | 2008-11-07 | 2009-04-01 | 哈尔滨工业大学 | Rail tread defect rapid scanning and detecting method and device thereof |
| CN101398410A (en) * | 2008-11-07 | 2009-04-01 | 哈尔滨工业大学 | Steel rail defect detection method by electromagnetical ultrasonic technology and device thereof |
| JP2014080133A (en) * | 2012-10-17 | 2014-05-08 | Tokyo Keiki Inc | Apparatus and method for detecting railroad rail breakage |
| CN104020221A (en) * | 2014-05-30 | 2014-09-03 | 杨媛 | Real-time broken-rail detecting and positioning system based on ultrasonic guided waves |
| CN204479524U (en) * | 2015-03-23 | 2015-07-15 | 辽宁红阳检测有限公司 | Ultrasonic probe tester |
| CN105223273A (en) * | 2015-10-09 | 2016-01-06 | 清华大学 | A kind of motor train unit crackle detecting instrument |
| CN205015312U (en) * | 2015-10-15 | 2016-02-03 | 辽宁红阳检测有限公司 | Ultrasonic flaw detector with enhanced emission circuit real -time recording wave form of detecting a flaw |
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