CN109709524A - A kind of portable radar tester - Google Patents
A kind of portable radar tester Download PDFInfo
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- CN109709524A CN109709524A CN201910159454.6A CN201910159454A CN109709524A CN 109709524 A CN109709524 A CN 109709524A CN 201910159454 A CN201910159454 A CN 201910159454A CN 109709524 A CN109709524 A CN 109709524A
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- radar
- handheld terminal
- tester
- microwave
- velocity
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Abstract
The present invention provides a kind of portable radar tester, including power supply, microwave module, interface modular converter, fixed bracket, handheld terminal and cabinet, power supply unit provide working power for tested velocity radar equipment；Microwave module is connected with handheld terminal, and is integrated in fixed bracket；Handheld terminal is connected with interface modular converter；Interface modular converter is connected with the interface of tested velocity radar；Handheld terminal sends order by the upper computer software installed and controls signal of the microwave module to velocity radar transmitting setting feature, simultaneously by interface modular converter receive the velocity radar output information, by received information with control transmission information comparative analysis after judge.Beneficial effects of the present invention: portable radar tester of the invention can be realized exfactory inspection, detection, field failure radar abnormality detection etc. after detection, radar installation in radar spare unit library, test the major function and performance of velocity radar equipment.
Description
Technical field
The present invention relates to railway signals equipments to detect application field, and in particular to a kind of portable speed-measuring radar tester and
Detection method.
Technical background
Velocity radar is the velocity sensor equipment exclusively for the exploitation of railroad track vehicle, and operating voltage is 15V~150V,
It utilizes Doppler effect principle, working frequency range 24GHz K-band, by cordless, measure running velocity and
Driving direction, and speed, state, direction and the information such as distance travelled are supplied to train control on board equipment, vehicle by RS485 interface
It carries equipment and completes the functions such as relevant control vehicle and position correction according to the information obtained from velocity radar.So to velocity radar
Identification and diagnosis of unit exception etc. seem especially important, at present for having been sent to railway electrical section scene or being mounted on
Velocity radar equipment on locomotive, without corresponding test equipment, installation and repairing, abnormal determination and periodic maintenance etc. are main still
Carried out by modes such as visual examination, power-on self-tests, do not have the completeness of detection, at the same can not to its function and performance into
Row accurately determines.
To sum up, for equipment exfactory inspection, in railway electrical section live (inventory's spare unit, Awaiting Overhaul equipment etc.) or pacified
Velocity radar equipment on rolling stock needs a portable detection device, carries out to its major function and performance
Detection, accurately determines its reliabilty and availability.
Summary of the invention
In order to solve the problems, such as to detect at the scene to radar, the present invention provides a kind of portable radar tester.
The present invention provides a kind of portable radar tester, including power supply, 2 microwave modules, interface modular converter,
Fixed bracket, handheld terminal and cabinet,
Power supply unit provides working power for tested velocity radar equipment, the feeder ear phase with tested velocity radar
Even；
The microwave module is connected with handheld terminal, and 2 microwave modules are integrated in fixed bracket；The handheld terminal and interface
Conversion module is connected；The interface modular converter is connected with the interface of tested velocity radar；
Handheld terminal controls microwave module by the upper computer software transmission order of installation and sets to velocity radar transmitting
Determine the signal of feature, while receiving the information of velocity radar output by interface modular converter, by the received information of institute and institute
Judged after controlling the information comparative analysis sent, and is outputed test result and process logs；
The cabinet can integrate each component of above-mentioned tester, including power supply, interface modular converter, fixed bracket,
Handheld terminal, connection cables or charger, meet portable design；
The fixed bracket is adjustable so that the tester is suitable for the institute of different Microwave emission angles and the direction of the launch
State the detection of velocity radar.
Beneficial effects of the present invention: portable radar tester of the invention can be realized exfactory inspection, radar spare unit library
Detection, field failure radar abnormality detection etc. after interior detection, radar installation, major function and performance to velocity radar equipment into
Row test.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the application radar tester
Specific embodiment
The present invention will be described in detail combined with specific embodiments below.Following embodiment will be helpful to the skill of this field
Art personnel further understand the present invention, but endlessly any form limitation present invention.It should be noted that the common skill of this field
For art personnel, under the premise of not departing from inventive concept, various modifications and improvements can be made, these belong to the present invention
Protection scope.
The portable radar tester of the application includes power supply, 2 microwave modules, interface modular converter, fixed branch
Frame, handheld terminal and cabinet, referring specifically to structural schematic diagram Fig. 1 of tester, fine dotted line indicates cabinet in figure.Wherein,
Power supply unit provides working power for tested velocity radar equipment, is connected with the feeder ear of tested velocity radar.
Microwave module is connected with handheld terminal, is integrated in fixed bracket, and it is corresponding to be fixed on tested radar with fixed bracket
Position；The microwave module of microwave module and tested radar equipment uses radio communication.
Handheld terminal is connected with microwave module, and the handheld terminal is connected with interface modular converter.
Interface modular converter is connected with the USB interface of handheld terminal；It is connected with the RS485 interface of tested velocity radar.
Cabinet is for integrating power supply unit, 2 microwave modules, interface modular converter, fixed bracket, handheld terminal etc..
For power supply to provide power supply to tested velocity radar equipment, power supply voltage rating provided by the invention is 18
~30V, using the form of the additional protection circuit of lithium battery group.
The microwave module is that a portable K-band Doppler target simulator can be suitble to using circular polarized antenna
All sensor antenna angles, modulation generate a Doppler signal, cover the velocity interval of requirement.Working frequency range is
24GHz receives the microwave signal that radar module issues, and emits Doppler's microwave signal, according to the hand being attached thereto received
The setting condition for holding end upper computer software sends the microwave signal for being superimposed corresponding speed value to velocity radar equipment；According to hand
The setting of end upper computer software is held, the feature that microwave module emits signal is controllable, including frequency (speed), power, operation side
To, sending time etc..The power supply of the microwave module is provided by the handheld terminal being attached thereto by USB interface.
The interface modular converter, is fixed in cabinet, is connected with handheld terminal, the other end in test with test the speed thunder
Up to being connected, the RS485 signal to export velocity radar is converted to the USB interface signal of handheld terminal.
The handheld terminal is directly connected by USB interface with microwave module, is connected with interface modular converter, and installation is passed through
Upper computer software sends the signal for the setting feature that order control microwave module emits to velocity radar, and signal characteristic includes microwave
Frequency, power, traffic direction, sending time of signal etc.；The output of velocity radar equipment is received by interface modular converter simultaneously
Information, including speed, distance, status information etc., will judge after the information comparative analysis of received information and transmission, it is raw
At velocity contrast's curve/table, state change curve/table, while outputing test result and process logs, report is automatically stored
It accuses.The settable function individual event test of handheld terminal and key test.Test data directly can be uploaded to server by the handheld terminal
Equipment carries out test case and puts on record；Handheld terminal can carry out systematic searching (according to radar equipment to test report and record etc. simultaneously
Number, testing time, tester etc.), generate corresponding analysis report.Handheld terminal and server can be used using wirelessly communicating
The wireless forms of communication such as wifi, zigbee, 4G.
The handheld terminal has USB interface, and apparatus such as computer can be used in compatible upper computer software.
The server is that storage test result and record functionally refer mainly to service in the present system to match unit
Device software；Server software can realize that the storage and analysis to tested radar operation information and maintenance information etc., analysis include real
When data analyses, historical data analysis etc..
The fixed bracket, is internally integrated microwave module and radar connecting line, and two microwaves are adjusted by adjusting bracket
The height and angle of module, it is parallel opposite to be fixed on two microwave modules in the present invention with the microwave module of velocity radar
Position, send and receive 2 microwave modules and reach optimal effect.It is described to send and receive optimum efficiency position really
It is fixed, one of following manner can be used: 1) using the power measurement function of microwave module, microwave module is adjusted by adjusting bracket
Position, the radar for receiving microwave module send power and reach maximum；2) it can be detected during research and development using oscillograph
The intensity for the Doppler signal that radar equipment receives reaches the signal strength received most preferably by adjusting bracket position,
Installation site is determined with this.
The cabinet be integrate above-mentioned each component, including power supply, interface modular converter, fixed bracket (wherein collect
At 2 microwave modules and radar connecting line), handheld terminal, connection cables and charger etc., meet portable design.Fixed bracket
It is placed in cabinet after foldable with test fittings, is convenient for carrying transport.
Server is identified according to the ID of radar, establishes health account to each radar, from radar exfactory inspection, first peace
It fills, the data of periodic maintenance, tracks the function and performance change of radar, meet the preventative maintenance of velocity radar equipment, be based on
The demands such as status maintenance.
The detecting step of the application portable radar tester is as follows:
1) mounting bracket is installed to relative to the suitable position of velocity radar equipment, connects velocity radar equipment and interface
Conversion module；
2) velocity radar equipment and power supply module are connected；
3) information such as frequency, power, testing time and direction of microwave signal sent by handheld terminal setting；Selection one
Key test or individual event test, execute test；
4) velocity information, status information etc. that handheld terminal reception velocity radar equipment is sent, drafting rate curve/table,
Condition curve/table etc., automatically generates test report.
Beneficial effects of the present invention: portable radar tester of the invention can be realized exfactory inspection, radar spare unit library
Detection, field failure radar abnormality detection etc. after interior detection, radar installation, major function and performance to velocity radar equipment into
Row test, on the one hand avoids velocity radar dismantling back the trouble that laboratory is detected；On the other hand, in-site measurement can be true
The working condition of real reduction velocity radar at the scene, avoids the exception of the velocity radar as caused by environmental factor, avoids at the scene
The case where going wrong and problem can not be reappeared after returning to factory.
The above content is only the preferred embodiment of technical solution of the present invention, is not intended to limit protection model of the invention
It encloses.Any modification, equivalent substitution, improvement and etc. done within the spirit and principles of the present invention, should be included in the present invention
Protection scope within.
Claims (10)
1. a kind of portable radar tester, including power supply, 2 microwave modules, interface modular converter, fixed bracket, hand
End and cabinet are held,
Power supply unit provides working power for tested velocity radar equipment, is connected with the feeder ear of tested velocity radar；
The microwave module is connected with handheld terminal, and 2 microwave modules are integrated in fixed bracket；The handheld terminal and interface conversion
Module is connected；The interface modular converter is connected with the interface of tested velocity radar；
Handheld terminal sends order by the upper computer software of installation and controls microwave module to velocity radar transmitting setting spy
The signal of sign, while receiving by interface modular converter the information of velocity radar output, by the received information of institute with controlled
Judged after the information comparative analysis of transmission, and is outputed test result and process logs；
The cabinet can integrate each component of above-mentioned tester, including power supply, interface modular converter, fixed bracket, hand-held
End, connection cables or charger, meet portable design；
The fixed bracket is adjustable so that the tester is suitable for the survey of different Microwave emission angles and the direction of the launch
The detection of fast radar.
2. radar tester as described in claim 1, which is characterized in that the fixed internal stent integrated micro module and thunder
Up to connecting line, the height and angle of 2 microwave modules is adjusted by adjusting fixed bracket, and makes itself and the thunder that tests the speed
The corresponding microwave module reached is fixed on parallel opposite position, so that so that it is sended and received effect reaches best.
3. radar tester as claimed in claim 2, which is characterized in that send and receive effect described in microwave module and reach
Optimal adjusting position can be used following manner and determine: using the power measurement function of microwave module, be adjusted by adjusting bracket
The position of microwave module, the radar for receiving microwave module send power and reach maximum；Or during research and development, use
The intensity for the Doppler signal that oscillograph detection radar equipment receives keeps the signal received strong by adjusting bracket position
Degree reaches best, determines installation site with this.
4. radar tester as described in claim 1, which is characterized in that it is described setting feature include microwave signal frequency,
Power, traffic direction, sending time；The information of the radar output includes speed, distance, status information.
5. radar tester as described in claim 1, which is characterized in that may also include server, functionally refer mainly to service
Device software, for storing test result and record；The server software can be realized to tested radar operation information and maintenance information
Storage and analysis, analysis include real-time data analysis, historical data analysis.
6. radar tester as claimed in claim 5, which is characterized in that the settable function individual event test of handheld terminal and a key are surveyed
Test data directly can be uploaded to server by examination, the handheld terminal, carried out test case and put on record；Handheld terminal can be simultaneously to test
Report and record carry out systematic searching, such as according to radar equipment number, testing time, tester, generate corresponding analysis report
It accuses.
7. radar tester as claimed in claim 5, which is characterized in that the server can be identified according to the ID of radar, right
Each radar establishes health account, from the data of radar exfactory inspection, first installation, periodic maintenance, track radar function and
Performance change, the preventative maintenance for meeting velocity radar equipment, the demand based on status maintenance.
8. radar tester as described in claim 1, which is characterized in that the microwave module is a portable K-band
Doppler's target simulator can be suitble to all sensor antenna angles using circular polarized antenna, and modulation generates a Doppler
Signal covers the velocity interval of requirement, receives the microwave signal that tested radar issues, and emit Doppler's microwave signal, according to
The setting condition of the handheld terminal upper computer software being attached thereto received has been superimposed corresponding speed value to the transmission of tested radar
Microwave signal.
9. radar tester as described in claim 1, which is characterized in that the handheld terminal has USB interface, compatible host computer
Notebook or tablet computer equipment can be used in software；Microwave module is directly connected by USB interface with handheld terminal, and by holding
End is powered by USB interface.
10. radar tester as claimed in claim 9, which is characterized in that the interface modular converter is fixed in cabinet,
It is connected with handheld terminal, the other end is connected in test with tested velocity radar, for the RS485 signal conversion for exporting velocity radar
For the USB interface signal of handheld terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910159454.6A CN109709524B (en) | 2019-03-01 | 2019-03-01 | Portable radar tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910159454.6A CN109709524B (en) | 2019-03-01 | 2019-03-01 | Portable radar tester |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109709524A true CN109709524A (en) | 2019-05-03 |
| CN109709524B CN109709524B (en) | 2021-07-20 |
Family
ID=66266310
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910159454.6A Active CN109709524B (en) | 2019-03-01 | 2019-03-01 | Portable radar tester |
Country Status (1)
| Country | Link |
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| CN (1) | CN109709524B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111443807A (en) * | 2020-03-27 | 2020-07-24 | 上海臭皮匠机器人有限公司 | Radar detection device, system and interface conversion circuit for somatosensory interaction |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN109709524B (en) | 2021-07-20 |
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