CN206146382U - Non -contact contact net geometric parameters detection device - Google Patents
Non -contact contact net geometric parameters detection device Download PDFInfo
- Publication number
- CN206146382U CN206146382U CN201621234609.6U CN201621234609U CN206146382U CN 206146382 U CN206146382 U CN 206146382U CN 201621234609 U CN201621234609 U CN 201621234609U CN 206146382 U CN206146382 U CN 206146382U
- Authority
- CN
- China
- Prior art keywords
- mentioned
- signal
- module
- contact net
- acquisition module
- 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.)
- Active
Links
Landscapes
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The utility model discloses a non -contact contact net geometric parameters detection device, including detecting the car, detect the car and install the support, install the circuit board on the support, be provided with signal acquisition module, signal transmission module, front -end processor communication module and main processing module on the circuit board, the signal acquisition module includes the laser rangefinder sensor, and the laser rangefinder sensor is used for responding to the parametric signal of contact net wire height, signal transmission module includes electric optical converter, optic fibre channel, photoelectric converter, and electric optical converter links to each other with the laser sensor of signal acquisition module, and the optic fibre channel links to each other with electric optical converter, and photoelectric converter links to each other with the optic fibre channel. The beneficial effects of the utility model are that: the signal transmission effect that this detection device recorded is good for geometric parameters detects more accurately.
Description
Technical field
This utility model is related to contact net technical field, and in particular to a kind of contactless contact net geometric parameter detection dress
Put.
Background technology
In electric railway, Pantograph-OCS system is the key components in electrified railway power supply system, is responsible for and will lead
Draw the vital task that net electrical energy transportation is used to electric locomotive.Due to the mechanics, electrically that there is complexity between pantograph-contact net
The effect of reciprocal effect, its fault rate is higher always, has a strong impact on the safe operation of electric railway.As electric railway is sought
The increase of industry mileage, it is ensured that safely most basic work is to carry out to Pantograph-OCS system efficiently, accurately and real-time supervise to Pantograph-OCS system
Control and detection, grasp the real-time working condition of Pantograph-OCS system, to the timely maintenance of defective mode and maintenance.In order that block of bow collector of electric locomotive
Slide plate even wearing, extends the service life of pantograph, even if the contact line of electric railway is also needed in the linear section of railway
It is arranged to "the" shape.For the stagger of contact net, such as arrange too small, will be unable to reach the mesh for extending the pantograph life-span
's；Arrange excessive, such as vile weather, contact line can be out-of-limit, cause to scrape bow or drill bow accident.
Parameters of joining net can be divided into 3 types：Geometric parameter, pantograph contact line relation parameter and auxiliary parameter, wherein contact net is several
What parameter is the contact net self structure parameter closely related with operation security.At present both at home and abroad to contact net geometric parameter, such as
The detection of contact line conductor height etc. is broadly divided into contact and contactless two class；Contact measurement is mainly in pantograph
Pressure transducer and acceleration transducer are installed；Non-contact detection mainly installs ccd video camera dynamic and shoots dynamic in roof
State image, by what image processing meanses asked for contact line height is led.By contrast, non-contact detection system is with its principles electromagnetic
Interference, security of system is good, accuracy of detection is high, simple for structure, low cost and other advantages win the favorable judgment, but because detection efficiency compared with
It is low, the problems such as target recognition difficulty is larger, accuracy is relatively low, the requirement of high speed detection can't be well met at this stage.
Utility model content
The purpose of this utility model is to provide a kind of contactless contact net geometric parameter detection means, the detection means
Signal transmission module signal transmission effect it is good so that geometric parameter detection it is more accurate.
For achieving the above object, this utility model provides following technical scheme：
A kind of contactless contact net geometric parameter detection means, including detection car, at the top of detection car support is provided with,
Circuit board is installed on support, signal acquisition module, signal transmission module, front end processor communication module and master are provided with circuit board
Processing module, signal acquisition module is connected with above-mentioned signal transmission module, and above-mentioned signal transmission module communicates with above-mentioned front end processor
Module is connected, and above-mentioned front end processor communication module is connected with above-mentioned main processing block；Signal acquisition module is sensed including laser ranging
Device, laser range sensor is used to sense the parameter signal of contact line conducting wire height；Above-mentioned signal transmission module turns including electric light
Parallel operation, fiber channel, optical-electrical converter, above-mentioned electrical to optical converter is connected with the laser sensor of above-mentioned signal acquisition module, on
State fiber channel to be connected with above-mentioned electrical to optical converter, above-mentioned optical-electrical converter is connected with above-mentioned fiber channel.
Preferably, front end processor communication module includes CAN encoders and signal conditioning circuit；CAN encoders and above-mentioned photoelectricity
Transducer is connected, and above-mentioned CAN encoders are connected by CAN and CAN transceiver with above-mentioned main processing block.
Preferably, above-mentioned signal acquisition module also includes temperature sensor, and the temperature sensor is used to sense contact net
Temperature, above-mentioned signal conditioning circuit is connected with the temperature sensor of signal acquisition module, and signal conditioning circuit passes through analog digital conversion
Device is connected with above-mentioned main processing block.
Preferably, above-mentioned analog-digital converter is PCL-818 analog-digital converters.
Preferably, above-mentioned main processing block includes AT89C51 processors.
Preferably, above-mentioned support is telescoping shoring column.
Operation principle of the present utility model is：The signal for measuring is disturbed little, geometric parameters by spread fiber, signal transmission
The result of number detection is more accurate；
Fiber-optic transfer in the net conductor height signal Jing signal transmission modules of laser range sensor collection is to front end processor
Communication module.CAN encoders in front end processor communication module receive the optical electrical signal transmitted by signal transmission module, and to this
Jing is transmitted to CAN transceiver by CAN after signal is encoded, finally data processing is carried out by main processing block, preserve and
Transfer,
The temperature signal that temperature sensor is collected, the then signal conditioning circuit in front end processor communication module, Jing moulds
Main processing block is transferred to after number conversion to be processed, the effect of temperature sensor is the temperature parameter for measuring contact net, temperature
Degree parameter detecting is the subsidiary detection project of the system.
Signal acquisition module major function is to be responsible for the information of acquisition testing car working site.
Signal transmission module major function is to be transmitted using optical fiber, realizes Phototube Coupling, ensures field personnel
High pressure is avoided to cause to damage to voltage module while safe.
Front end processor communication module major function is reception, recognizes and preserve signal data.
The major function of main processing block is signal processing and completes the conversion between the signal of telecommunication and physical quantity；Data are entered
Row is preserved, and receives and respond the operation of user.
The beneficial effects of the utility model are：The signal transmission effect that the detection means is measured is good so that geometric parameter is examined
Survey more accurate；Detection workload is little, and accuracy of detection is high, and higher real time data acquisition and reliability.
Description of the drawings
Fig. 1 is schematic diagram of the present utility model.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is further described.Hereinafter implement
Example is only used for clearly illustrating the technical solution of the utility model, and protection model of the present utility model can not be limited with this
Enclose.
The technical scheme that this utility model is embodied as is：
As shown in figure 1, a kind of contactless contact net geometric parameter detection means, including detection car, detect the top of car
Support is installed, circuit board is installed on support, signal acquisition module, signal transmission module, front end processor are provided with circuit board
Communication module and main processing block, signal acquisition module is connected with above-mentioned signal transmission module, above-mentioned signal transmission module with it is upper
State front end processor communication module to be connected, above-mentioned front end processor communication module is connected with above-mentioned main processing block.
Signal acquisition module includes laser range sensor, and laser range sensor is used to sense contact line conducting wire height
Parameter signal.
Above-mentioned signal transmission module include electrical to optical converter, fiber channel, optical-electrical converter, above-mentioned electrical to optical converter with it is upper
The laser sensor for stating signal acquisition module is connected, and above-mentioned fiber channel is connected with above-mentioned electrical to optical converter, above-mentioned opto-electronic conversion
Device is connected with above-mentioned fiber channel.
Front end processor communication module includes CAN encoders and signal conditioning circuit；CAN encoders and above-mentioned optical-electrical converter phase
Even, above-mentioned CAN encoders are connected by CAN and CAN transceiver with above-mentioned main processing block.
Above-mentioned signal acquisition module also includes temperature sensor, and the temperature sensor is used to sense the temperature of contact net, on
State signal conditioning circuit to be connected with the temperature sensor of signal acquisition module, signal conditioning circuit by analog-digital converter with it is above-mentioned
Main processing block is connected.
Above-mentioned analog-digital converter is PCL-818 analog-digital converters.
Above-mentioned main processing block includes AT89C51 processors.
Above-mentioned support is telescoping shoring column.
Operation principle of the present utility model is：The signal for measuring is disturbed little, geometric parameters by spread fiber, signal transmission
The result of number detection is more accurate；
Fiber-optic transfer in the net conductor height signal Jing signal transmission modules of laser range sensor collection is to front end processor
Communication module.CAN encoders in front end processor communication module receive the optical electrical signal transmitted by signal transmission module, and to this
Jing is transmitted to CAN transceiver by CAN after signal is encoded, finally data processing is carried out by main processing block, preserve and
Transfer,
The temperature signal that temperature sensor is collected, the then signal conditioning circuit in front end processor communication module, Jing moulds
Main processing block is transferred to after number conversion to be processed, the effect of temperature sensor is the temperature parameter for measuring contact net, temperature
Degree parameter detecting is the subsidiary detection project of the system.
Signal acquisition module major function is to be responsible for the information of acquisition testing car working site.
Signal transmission module major function is to be transmitted using optical fiber, realizes Phototube Coupling, ensures field personnel
High pressure is avoided to cause to damage to voltage module while safe.
Front end processor communication module major function is reception, recognizes and preserve signal data.
The major function of main processing block is signal processing and completes the conversion between the signal of telecommunication and physical quantity；Data are entered
Row is preserved, and receives and respond the operation of user.
The beneficial effects of the utility model are：The signal transmission effect that the detection means is measured is good so that geometric parameter is examined
Survey more accurate；Detection workload is little, and accuracy of detection is high, and higher real time data acquisition and reliability.
The above is only preferred implementation of the present utility model, it is noted that for the common skill of the art
For art personnel, on the premise of without departing from this utility model know-why, some improvements and modifications can also be made, these change
Enter and retouch also to should be regarded as protection domain of the present utility model.
Claims (6)
1. a kind of contactless contact net geometric parameter detection means, including detection car, at the top of detection car support is provided with,
Circuit board is installed on frame, signal acquisition module, signal transmission module, front end processor communication module and main place are provided with circuit board
Reason module, signal acquisition module is connected with above-mentioned signal transmission module, and above-mentioned signal transmission module communicates mould with above-mentioned front end processor
Block is connected, and above-mentioned front end processor communication module is connected with above-mentioned main processing block；Signal acquisition module includes laser range sensor,
Laser range sensor is used to sense the parameter signal of contact line conducting wire height；Characterized in that, above-mentioned signal transmission module bag
Include electrical to optical converter, fiber channel, optical-electrical converter, the laser sensor of above-mentioned electrical to optical converter and above-mentioned signal acquisition module
It is connected, above-mentioned fiber channel is connected with above-mentioned electrical to optical converter, and above-mentioned optical-electrical converter is connected with above-mentioned fiber channel.
2. contactless contact net geometric parameter detection means according to claim 1, it is characterised in that front end processor communicates
Module includes CAN encoders and signal conditioning circuit；CAN encoders are connected with above-mentioned optical-electrical converter, and above-mentioned CAN encoders lead to
Cross CAN and CAN transceiver to be connected with above-mentioned main processing block.
3. contactless contact net geometric parameter detection means according to claim 2, it is characterised in that above-mentioned signal is adopted
Collection module also includes temperature sensor, and the temperature sensor is used to sense the temperature of contact net, above-mentioned signal conditioning circuit and letter
The temperature sensor of number acquisition module is connected, and signal conditioning circuit is connected by analog-digital converter with above-mentioned main processing block.
4. contactless contact net geometric parameter detection means according to claim 3, it is characterised in that above-mentioned modulus turns
Parallel operation is PCL-818 analog-digital converters.
5. contactless contact net geometric parameter detection means according to claim 4, it is characterised in that above-mentioned main process task
Module includes AT89C51 processors.
6. contactless contact net geometric parameter detection means according to claim 5, it is characterised in that above-mentioned support is
Telescoping shoring column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621234609.6U CN206146382U (en) | 2016-11-17 | 2016-11-17 | Non -contact contact net geometric parameters detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621234609.6U CN206146382U (en) | 2016-11-17 | 2016-11-17 | Non -contact contact net geometric parameters detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206146382U true CN206146382U (en) | 2017-05-03 |
Family
ID=58626585
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621234609.6U Active CN206146382U (en) | 2016-11-17 | 2016-11-17 | Non -contact contact net geometric parameters detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206146382U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107560578A (en) * | 2017-10-09 | 2018-01-09 | 西安明松电子科技有限公司 | A kind of non-contact laser railway contact line detection means and method |
-
2016
- 2016-11-17 CN CN201621234609.6U patent/CN206146382U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107560578A (en) * | 2017-10-09 | 2018-01-09 | 西安明松电子科技有限公司 | A kind of non-contact laser railway contact line detection means and method |
| CN107560578B (en) * | 2017-10-09 | 2024-01-30 | 西安明松电子科技有限公司 | Non-contact type laser railway contact net detection device and method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203681577U (en) | Non-contact pantograph catenary arcing detection and monitoring structure | |
| CN104330031A (en) | Portable overhead line geometric parameters detection method and system based on binocular linear array CCD camera | |
| CN103389039B (en) | A kind of high-speed, high precision light curtain pick-up unit based on FPGA and FPAA | |
| CN102507601B (en) | Online abrasion detection method and system for pantograph of electric locomotive | |
| CN207850304U (en) | A kind of electrification railway contact net detecting system | |
| CN101241088A (en) | High speed X light strong conveyer band detection system | |
| CN204405221U (en) | Based on the dump temp measuring system of distribution type fiber-optic | |
| CN205091068U (en) | Temperature -measuring system of distributed fibers | |
| CN206818859U (en) | A kind of high-voltage electric energy meter error checking arrangement | |
| CN104330036A (en) | Vehicle external contour automatic detection system | |
| CN206146382U (en) | Non -contact contact net geometric parameters detection device | |
| CN107738665A (en) | A kind of new conductor rail detection device | |
| CN105450297A (en) | Intelligent optical power collection system | |
| CN204854515U (en) | Be used for accurate aperture measuring digit feeler gauge | |
| CN102175163A (en) | Lead sag monitoring device | |
| CN107843372A (en) | A kind of the contact Intelligent force testing and force measuring method of static lower pantograph | |
| CN214893085U (en) | Contact wire abrasion rapid measuring device | |
| CN112886925B (en) | Real-time monitoring device of photovoltaic equipment | |
| CN208596218U (en) | A kind of offline acquisition device of high-voltage convertor station distal sensor module work state information | |
| CN202948534U (en) | Distributed type optical fiber fire detection system | |
| CN207882450U (en) | A kind of positioning of line sky and trigger device | |
| CN202512684U (en) | Area circumference optical fiber security system | |
| CN208361629U (en) | A kind of elevator operation information acquisition system | |
| CN102390404A (en) | Railway contact line monitoring system | |
| CN206311211U (en) | Contact net geometric parameter detection means based on thermal infrared |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |