CN203142696U - Rail detection system - Google Patents
Rail detection system Download PDFInfo
- Publication number
- CN203142696U CN203142696U CN 201320077707 CN201320077707U CN203142696U CN 203142696 U CN203142696 U CN 203142696U CN 201320077707 CN201320077707 CN 201320077707 CN 201320077707 U CN201320077707 U CN 201320077707U CN 203142696 U CN203142696 U CN 203142696U
- Authority
- CN
- China
- Prior art keywords
- sound wave
- rail
- conversion equipment
- equipment
- terminal management
- 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.)
- Expired - Lifetime
Links
Images
Landscapes
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
- Train Traffic Observation, Control, And Security (AREA)
Abstract
The utility model relates to the field of rail detection, in particular to a rail detection system. The rail detection system is characterized by comprising sound wave reception equipment, sound wave conversion equipment and terminal management equipment, wherein the sound wave reception equipment is arranged below the railhead of the rail to receive sound waves generated from collision of train wheels against a pair of parallel rails; the sound wave conversion equipment is arranged above the bottom of the rail; the sound wave reception equipment and the sound wave conversion equipment are connected by sound wave transmission equipment arranged on the waist of the rail; the terminal management equipment receives digital signals sent by the sound wave conversion equipment through a wireless transmission device; the terminal management equipment comprises a signal processing module and a radio frequency module connected with the signal processing module; and the sound wave reception equipment is in the shape of a funnel of which one end is provided with a large opening and the other end is provided with a small opening. By the adoption of the rail detection system, the online detection on rail damage during the normal running of a train is realized and the detection efficiency is improved.
Description
Technical field
The utility model relates to the rail detection range, particularly a kind of rail checking system.
Background technology
What rail non-destructive test was at present widely used is rail inspection vehicle technology, this checking system mainly is at postposition started rail inspection vehicle platform upper set super sonic and electromagnetic induction detection technique and optical pickocff, utilize super sonic emission and reception facilities emission super sonic, and the super sonic of reception reflected back, determine the rail damage location by analyzing the relatively variation of waveform.Said method needs the super sonic emissive source just can detect, when train normally moves, because train constantly clashes into rail and sends sound wave, if ultrasonic generator was also launched super sonic simultaneously and was detected this moment, the sound wave of train bump rail will disturb the detection of rail, therefore the rail checking system of prior art all detects when the no train running of rail, can not realize the online detection when train normally moves.
The utility model content
The purpose of this utility model be when realizing that train normally moves to the online detection of rail damage, improve the detection efficiency of rail damage.For this reason, the utility model proposes a kind of rail checking system.
The technical scheme that the utility model provides is:
A kind of rail checking system comprises:
Sound wave receives and conversion equipment, it comprises sound wave reception facilities and sound wave conversion equipment, the rail head below that described sound wave reception facilities is arranged on rail receives the sound wave that train wheel bump pair of parallel rail sends, described sound wave conversion equipment is arranged on above the flange of rail of rail, described sound wave conversion equipment is for being converted into the sound wave that receives the A and D converter of digital signal, and described sound wave reception facilities is connected by the sonic transmissions equipment on the web of the rail that is arranged on rail with the sound wave conversion equipment;
Terminal management apparatus, it receives the digital signal that the sound wave conversion equipment transmits by radio transmitting device, described terminal management apparatus comprises signal processing module and the radio-frequency module that is connected with described signal processing module, and described terminal management apparatus is connected with warning device;
Wherein, described sound wave reception facilities is that an end opening is big, the infundibulate that other end opening is little, the big end of described sound wave reception facilities opening is close to rail rail head below and is arranged, the end that described sonic transmissions equipment one end and sound wave reception facilities opening are little is connected, and sound wave all is installed on the detected pair of parallel rail receives and conversion equipment.
Preferably, in the described rail checking system, described terminal management apparatus also includes the signal storage module, and the digital signal that described sound wave conversion equipment transmits in chronological sequence sequential packet is stored in the described signal storage module.
Preferably, in the described rail checking system, described terminal management apparatus also includes the signal filtering module, and described signal filtering module filters out the test section that comprises in the digital signal that receives and is resent to the signal storage module.
Rail checking system described in the utility model, when train normally moves, train wheel constantly clashes into sound wave that rail sends and is sent to sound wave through rail and receives and conversion equipment, and converge and be enhanced to terminal management apparatus, when carrying out pair of parallel rail same position, terminal management apparatus detects.Rail checking system described in the utility model has been realized self sending when train normally moves sound wave and has been carried out carrying out flaw detection, and in sound wave reception place sound wave is converged enhancing, has improved detection efficiency.
Description of drawings
Fig. 1 is the structural representation of described rail checking system.
The specific embodiment
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, will do simple the introduction to needed accompanying drawing in embodiment or the description of the Prior Art below.
The utility model provides a kind of rail checking system, comprising:
Sound wave receives and conversion equipment, it comprises sound wave reception facilities 1 and sound wave conversion equipment 2, the rail head below that described sound wave reception facilities is arranged on rail receives the sound wave that train wheel bump pair of parallel rail sends, described sound wave conversion equipment is arranged on above the flange of rail of rail, described sound wave conversion equipment is for being converted into the sound wave that receives the A and D converter of digital signal, and described sound wave reception facilities is connected by the sonic transmissions equipment 3 on the web of the rail that is arranged on rail with the sound wave conversion equipment;
Terminal management apparatus, it receives the digital signal that the sound wave conversion equipment transmits by radio transmitting device 4, described terminal management apparatus comprises signal processing module 5 and the radio-frequency module 6 that is connected with described signal processing module, signal processing module is converted to waveform with digital signal and analyzes comparison, radio-frequency module will have the position of the rail of damage to be sent to read-out 7, and described terminal management apparatus is connected with warning device 8;
Wherein, described sound wave reception facilities is that an end opening is big, the infundibulate that other end opening is little, the big end of described sound wave reception facilities opening is close to rail rail head below and is arranged, the end that described sonic transmissions equipment one end and sound wave reception facilities opening are little is connected, sound wave all is installed on the detected pair of parallel rail receives and conversion equipment, described terminal management apparatus receives the signal of installing on the pair of parallel rail that sound wave receives and conversion equipment transmits simultaneously and analyzes comparison.
In the described rail checking system, described terminal management apparatus also includes the signal storage module, and the digital signal that described sound wave conversion equipment transmits in chronological sequence sequential packet is stored in the described signal storage module.
In the described rail checking system, described terminal management apparatus also includes the signal filtering module, and described signal filtering module filters out the test section that comprises in the digital signal that receives and is resent to the signal storage module.
In the rail checking system described in the utility model, when train normally moves on the pair of parallel rail, the sound wave that the train wheel bump sends when being detected the pair of parallel rail is sent to the sound wave reception facilities of installing on the pair of parallel rail as the sound wave emissive source through rail, sound wave enters and is sent to the little compressed enhancing of an end of opening by the big end of sound wave reception facilities opening, A and D converter is converted into digital signal with the sound wave that sonic transmissions equipment sends, digital signal is sent to terminal management apparatus by radio transmitting device, the signal filtering module filters out the test section that comprises in the digital signal that receives and is resent to the signal storage module, digital signal in chronological sequence sequential packet is stored in the signal storage module, the signal storage module will be stored the preceding, and the set of number signal is sent to signal processing module, signal processing module is converted into waveform with this group digital signal and analyzes comparison, the radio-frequency module that is connected with signal processing module will have the particular location of significant difference to be sent to read-out in this group waveform, the warning device that be connected with terminal management apparatus this moment starts automatically, reminds the staff to safeguard.The utility model has realized that sound wave that train sends with train bump rail during normal operation on the pair of parallel rail as the on-line real time monitoring of flaw detection sound source, has improved the detection efficiency of rail flaw detection.
Although embodiment of the present utility model is open as above, but it is not restricted to listed utilization in specification sheets and the embodiment, it can be applied to the various fields of the present utility model that are fit to fully, for those skilled in the art, can easily realize other modification, therefore do not deviating under the universal that claim and equivalency range limit, the utility model is not limited to specific details and illustrates here and the legend of describing.
Claims (3)
1. a rail checking system is characterized in that, comprising:
Sound wave receives and conversion equipment, it comprises sound wave reception facilities and sound wave conversion equipment, the rail head below that described sound wave reception facilities is arranged on rail receives the sound wave that train wheel bump pair of parallel rail sends, described sound wave conversion equipment is arranged on above the flange of rail of rail, described sound wave conversion equipment is for being converted into the sound wave that receives the A and D converter of digital signal, and described sound wave reception facilities is connected by the sonic transmissions equipment on the web of the rail that is arranged on rail with the sound wave conversion equipment;
Terminal management apparatus, it receives the digital signal that the sound wave conversion equipment transmits by radio transmitting device, described terminal management apparatus comprises signal processing module and the radio-frequency module that is connected with described signal processing module, and described terminal management apparatus is connected with warning device;
Wherein, described sound wave reception facilities is that an end opening is big, the infundibulate that other end opening is little, the big end of described sound wave reception facilities opening is close to rail rail head below and is arranged, the end that described sonic transmissions equipment one end and sound wave reception facilities opening are little is connected, and sound wave all is installed on the detected pair of parallel rail receives and conversion equipment.
2. rail checking system as claimed in claim 1 is characterized in that, described terminal management apparatus also includes the signal storage module, and the digital signal that described sound wave conversion equipment transmits in chronological sequence sequential packet is stored in the described signal storage module.
3. rail checking system as claimed in claim 2, it is characterized in that, described terminal management apparatus also includes the signal filtering module, and described signal filtering module filters out the test section that comprises in the digital signal that receives and is resent to the signal storage module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320077707 CN203142696U (en) | 2013-02-19 | 2013-02-19 | Rail detection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320077707 CN203142696U (en) | 2013-02-19 | 2013-02-19 | Rail detection system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203142696U true CN203142696U (en) | 2013-08-21 |
Family
ID=48970244
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320077707 Expired - Lifetime CN203142696U (en) | 2013-02-19 | 2013-02-19 | Rail detection system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203142696U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103192848A (en) * | 2013-02-19 | 2013-07-10 | 北京铁通康达铁路通信信号设备有限公司 | Rail detection system and method |
| CN109878550A (en) * | 2019-03-08 | 2019-06-14 | 哈尔滨工程大学 | A kind of sound state rail detection system and implementation method based on Beidou positioning device |
-
2013
- 2013-02-19 CN CN 201320077707 patent/CN203142696U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103192848A (en) * | 2013-02-19 | 2013-07-10 | 北京铁通康达铁路通信信号设备有限公司 | Rail detection system and method |
| CN103192848B (en) * | 2013-02-19 | 2016-03-30 | 北京铁通康达铁路通信信号设备有限公司 | A kind of rail detection system and method |
| CN109878550A (en) * | 2019-03-08 | 2019-06-14 | 哈尔滨工程大学 | A kind of sound state rail detection system and implementation method based on Beidou positioning device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102923164B (en) | High-speed rail health monitoring system based on ultrasonic guide wave and wireless network | |
| CN103412049B (en) | A kind of high temperature steam injection defect of pipeline monitoring method | |
| CN104020221B (en) | A kind of real-time broken rail detection localization method based on supersonic guide-wave | |
| CN101900708B (en) | Vibration and audio signal-based high-speed train track defect detecting method | |
| CN106394606B (en) | A kind of railway car wheel loses circle detection method and detection device | |
| CN203490332U (en) | Multifunctional hand-held smart partial discharge detection device | |
| CN108956787A (en) | A kind of rail failure detection method neural network based | |
| CN104254472B (en) | The method and apparatus of detection railway system fault | |
| CN202669851U (en) | Detecting device for damage to railway track | |
| CN103847761A (en) | System and method for monitoring cracks and damage of rail in real time | |
| CN108848571B (en) | Rail transit safety monitoring system and monitoring method based on MEMS sensor | |
| CN104554343B (en) | High-speed railway broken rail monitoring system | |
| CN202305483U (en) | Real-time online nondestructive inspection detecting device for rails by means of ultrasonic guided waves | |
| CN202256264U (en) | Sound emission device for detecting damage failure of carbon fiber composite material | |
| CN104655727A (en) | Concrete nondestructive testing equipment based on nonlinear second harmonics theory | |
| CN104990980A (en) | Steel rail damage judgment method based on ultrasonic guided-waves | |
| CN102879714A (en) | Detection and positioning method for partial discharge of transformer | |
| Burger | A practical continuous operating rail break detection system using guided waves | |
| CN102226829B (en) | Fault locating apparatus of non-contact electromagnetic induction of AT power traction system and fault locating method thereof | |
| CN203142696U (en) | Rail detection system | |
| CN106394601A (en) | Surface acoustic wave technology-based train axle state monitoring device | |
| CN108709932A (en) | A kind of track condition detection method based on supersonic guide-wave broken rail detecting system | |
| CN204415431U (en) | High speed railway breaks rail monitoring system | |
| Wei et al. | Research on broken rail real-time detection system for ultrasonic guided wave | |
| CN110332463A (en) | Pipeline structure damage monitoring system based on wireless sensor network |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130821 |
|
| CX01 | Expiry of patent term |