CN204679062U - Transmission line of electricity crossed crossing distance measurement mechanism - Google Patents
Transmission line of electricity crossed crossing distance measurement mechanism Download PDFInfo
- Publication number
- CN204679062U CN204679062U CN201520034879.1U CN201520034879U CN204679062U CN 204679062 U CN204679062 U CN 204679062U CN 201520034879 U CN201520034879 U CN 201520034879U CN 204679062 U CN204679062 U CN 204679062U
- Authority
- CN
- China
- Prior art keywords
- transmission line
- embedded system
- system module
- distance measurement
- measurement mechanism
- 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 - Fee Related
Links
Abstract
The utility model relates to a kind of transmission line of electricity crossed crossing distance measurement mechanism, comprise visual detection unit, obliquity sensor, embedded system module, wireless data transmission unit, power supply unit and remote terminal, described visual detection unit is connected with the input end of embedded system module with the output terminal of obliquity sensor, the output terminal of this embedded system module connects wireless data transmission unit, this wireless data transmission unit is connected by wireless-transmission network with remote terminal, power supply unit is respectively to visual detection unit, obliquity sensor, embedded system module and wireless data transmission unit are powered.
Description
Technical field
The utility model belongs to electric power surveying and mapping tool field, relates to electric power network technique, especially a kind of transmission line of electricity crossed crossing distance measurement mechanism.
Background technology
Transmission line of electricity is the important component part of electric system, is responsible for the important task of delivery of electrical energy, is directly connected to power grid security reliability service; Along with the development of the development of electric power network technique, particularly extra-high voltage, EHV transmission technology, electric power corridor resource is more and more nervous, causes the scissors crossing between transmission line of electricity also to get more and more; Due to the accident surge of the line discharge tripping operation that crossed crossing distance deficiency causes, cause heavy losses to the safety and economic operation of electrical network and national economy.
It is closely bound up with sag that transmission line of electricity intersects cross-domain distance, and overhead transmission line is in field for a long time, in operation feeder cable sag along with working time and weather conditions and along thread environment change and change; The overload operation of transmission line of electricity can cause the temperature of feeder cable to raise, and then feeder cable sag can be caused to decline, and sag increases, thus causes the crossed crossing distance between different directions transmission line of electricity not enough; In addition, the size of sag is with also relevant with the factor such as span, the deadweight of wire, the degree of tightness of stringing of shaft tower.
At present, ranging rod, ultrasonic range finder, laser ranging altimeter, transit and total powerstation etc. are mainly adopted to the measurement of scissors crossing, these methods are mostly manually adopt instrument to measure, all in transmission line of electricity operational process, can not automatically grasp the field datas such as the crossed crossing distance of each transmission line of electricity in real time, accident can not give warning in advance before occurring, and therefore various measuring method all has some limitations.
Utility model content
The purpose of this utility model is to overcome prior art deficiency, the transmission line of electricity crossed crossing distance measurement mechanism between the measurement transmission line of electricity providing a kind of direct real-time high-precision.
The technical solution adopted in the utility model is:
A kind of transmission line of electricity crossed crossing distance measurement mechanism, comprise visual detection unit, obliquity sensor, embedded system module, wireless data transmission unit, power supply unit and remote terminal, described visual detection unit is connected with the input end of embedded system module with the output terminal of obliquity sensor, the output terminal of this embedded system module connects wireless data transmission unit, this wireless data transmission unit is connected by wireless-transmission network with remote terminal, power supply unit is respectively to visual detection unit, obliquity sensor, embedded system module and wireless data transmission unit are powered.
And, described visual detection unit comprises binocular camera, image pick-up card, and wherein, the data input pin of image pick-up card connects binocular camera, image pick-up card data output end, as the output terminal of visual detection unit, is connected with embedded system module input.
And described obliquity sensor output terminal is connected with the data input pin of embedded system module.
And, described embedded system module comprises dsp chip Energy control and driver module, input FIFO device, exports FIFO device and programmable logic controller (PLC) part CPLD, input FIFO device is connected with image pick-up card output terminal, dsp chip, the input of programmable logic controller (PLC) part CPLD and embedded system module and export FIFO device and be connected, Energy control and driver module are connected with power supply unit.
And described dsp chip model is TMS320C6201, programmable logic controller (PLC) part CPLD model is EPM7128.
And described wireless-transmission network adopts GPRS/GSM network.
And described power supply unit comprises solar panel, accumulator, and solar panel charges to accumulator, accumulator is as the power supply of system.
The utility model advantage and good effect are:
1, data message is undertaken transmitting and coordinated by the multiple devices in each unit by the utility model, directly can measure the crossed crossing distance of transmission line of electricity, high precision; Solve the drawback of prior art indirect inspection, the problem that measuring accuracy is not high; Solve the drawback that conventional measurement techniques can not be measured in real time simultaneously, effectively can avoid the short circuit trip accident that transmission line of electricity causes because crossed crossing distance is not enough.
2, the transmission line of electricity crossed crossing distance measurement mechanism system that the utility model provides adopts Wireless Data Transmission, solve data remote transmission problem, reduce system cost and operating cost, data information transfer is more timely, the prediction and alarm be fixedly mounted with can be realized, the accident of solving can not predict the drawback of warning in advance, reduces accident rate.
Accompanying drawing explanation
Fig. 1 is schematic block circuit diagram of the present utility model;
Fig. 2 is the logic diagram of the embedded system module in the utility model.
Embodiment
Below by accompanying drawing, the utility model is described in further detail in conjunction with specific embodiments, and following examples are descriptive, is not determinate, can not limit protection domain of the present utility model with this.
A kind of transmission line of electricity crossed crossing distance measurement mechanism, comprise visual detection unit, obliquity sensor, embedded system module, wireless data transmission unit, power supply unit and remote terminal, described visual detection unit is connected with the input end of embedded system module with the output terminal of obliquity sensor, the output terminal of embedded system module connects wireless data transmission unit, this wireless data transmission unit is connected by wireless-transmission network with remote terminal, in the utility model, wireless-transmission network adopts GPRS/GSM network, power supply unit is respectively to visual detection unit, obliquity sensor, embedded system module and wireless data transmission unit are powered.
Visual detection unit comprises binocular camera, image pick-up card, and wherein, the data input pin of image pick-up card connects binocular camera, and image pick-up card data output end, as the output terminal of visual detection unit, is connected with embedded data processing unit input end;
Obliquity sensor is used for detection system horizontal level obliquity information, merges with image data information, improves the measuring precision, and whether be used for the clear and definite system of staff is in addition in correct job site situation;
Embedded system module comprises dsp chip (the dsp chip model in the utility model is TMS320C6201), Energy control and driver module, input FIFO device, export FIFO device and programmable logic controller (PLC) part CPLD, input FIFO device is connected with image pick-up card output terminal, the dsp chip of programmable logic controller (PLC) part CPLD and embedded system module, input and output FIFO device are connected, Energy control and driver module are connected with power supply unit, dsp chip needs two kinds of supply voltages, be respectively dsp chip core supply voltage CVdd and data I/O interface supply voltage DVdd, two linear voltage stabilization modules are shaped with in Energy control and driver module, dsp chip core supply voltage CVdd and data I/O interface supply voltage DVdd is produced by the linear voltage stabilization module of two in Energy control and driver module respectively.
On dsp chip, integrated installation has video memory (SDRAM), for storing view data;
On dsp chip, integrated installation has program storage (FLASH), for storage program algorithm;
The original image of visual detection unit collection is input to capture card, first the Digital Image Data produced is buffered to input FIFO device, the HF of input FIFO device is utilized to start the DMA passage of dsp chip, view data is sent in the video memory of dsp chip expansion, then the software algorithm implanted by program storage carries out computing, comprise the D coordinates value etc. calculating gauge point, transmission line of electricity crossed crossing distance is obtained through respective algorithms, and be buffered to output FIFO device, utilize the signals such as the EMPTY exporting FIFO device as control signal, control single chip computer receives,
Programmable logic controller (PLC) part CPLD, model is EPM7128, dsp chip, the input of programmable logic controller (PLC) part CPLD and embedded system module and export FIFO device and be connected, the work schedule of CPLD control system, comprise the logical sequence computing such as logical transition and FIFO read-write, the marking signal that the HF signal enabling DMA as control FIFO device interrupts and the control inputs data buffering FIFO device that produced by the Cex signal interpretation of DSP read sequential etc.;
Wireless data transmission unit comprises single-chip microcomputer, GPRS/GSM wireless data transfer module, single-chip microcomputer is connected with the output FIFO device of embedded data processing unit, for receiving transmission line of electricity crossed crossing distance and system level position obliquity information, remote terminal is sent to through GPRS/GSM wireless transport module, the reception staff of remote terminal carries out analyzing and processing to data, and make correct prediction and alarm, in the utility model, wireless data transmission unit is commercially comparatively common, its function is reception information and teletransmission, therefore does not repeat them here.
Power supply unit comprises solar panel, accumulator, and solar panel charges to accumulator, and accumulator is as the power supply of system; Solar panels, as clean energy resource, have been applied to multiple occasion, and its power supply capacity can meet the demand of this system.
On the dsp chip of TMS320C6201 integrated installation have jtag interface, reset control, clock system, for the output of system information and be connected with peripheral hardware, this is designed to prior art, does not repeat them here.
Method of work of the present utility model is:
System and device is fixedly installed in power transmission line sag minimum point, the transmission line of electricity of corresponding leap is done the gauge point of (being convenient to distinguish background) of a 3-5 color clear, binocular camera takes the gauge point on the transmission line of electricity of corresponding leap, obtain the image of gauge point, be saved to image pick-up card and be transferred to embedded system module, achieving binocular camera demarcation, correspondingly obtain on the basis of its inside and outside parameter, based on the three-dimensionalreconstruction principle of binocular stereo vision, record the D coordinates value of gauge point, the minor increment of gauge point to vision inspection apparatus is obtained by certain algorithm, namely the crossed crossing distance between transmission line of electricity, the image that camera head gathers, embedded system module is sent to after needing to carry out Image semantic classification, digitizing, further process calculates transmission line of electricity crossed crossing distance, and the system level position obliquity information that obliquity sensor detects and transmission line of electricity crossed crossing distance data are sent to remote terminal through GPRS/GSM wireless-transmission network.
Although disclose embodiment of the present utility model and accompanying drawing for the purpose of illustration, but it will be appreciated by those skilled in the art that: in the spirit and scope not departing from the utility model and claims, various replacement, change and amendment are all possible, therefore, scope of the present utility model is not limited to the content disclosed in embodiment and accompanying drawing.
Claims (7)
1. a transmission line of electricity crossed crossing distance measurement mechanism, it is characterized in that: comprise visual detection unit, obliquity sensor, embedded system module, wireless data transmission unit, power supply unit and remote terminal, described visual detection unit is connected with the input end of embedded system module with the output terminal of obliquity sensor, the output terminal of this embedded system module connects wireless data transmission unit, this wireless data transmission unit is connected by wireless-transmission network with remote terminal, power supply unit is respectively to visual detection unit, obliquity sensor, embedded system module and wireless data transmission unit are powered.
2. transmission line of electricity crossed crossing distance measurement mechanism according to claim 1, it is characterized in that: described visual detection unit comprises binocular camera, image pick-up card, wherein, the data input pin of image pick-up card connects binocular camera, image pick-up card data output end, as the output terminal of visual detection unit, is connected with embedded system module input.
3. transmission line of electricity crossed crossing distance measurement mechanism according to claim 1, is characterized in that: described obliquity sensor output terminal is connected with the data input pin of embedded system module.
4. transmission line of electricity crossed crossing distance measurement mechanism according to claim 1, it is characterized in that: described embedded system module comprises dsp chip Energy control and driver module, input FIFO device, exports FIFO device and programmable logic controller (PLC) part CPLD, input FIFO device is connected with image pick-up card output terminal, dsp chip, the input of programmable logic controller (PLC) part CPLD and embedded system module and export FIFO device and be connected, Energy control and driver module are connected with power supply unit.
5. transmission line of electricity crossed crossing distance measurement mechanism according to claim 4, is characterized in that: described dsp chip model is TMS320C6201, programmable logic controller (PLC) part CPLD model is EPM7128.
6. transmission line of electricity crossed crossing distance measurement mechanism according to claim 1, is characterized in that: described wireless-transmission network adopts GPRS/GSM network.
7. transmission line of electricity crossed crossing distance measurement mechanism according to claim 1, it is characterized in that: described power supply unit comprises solar panel, accumulator, and solar panel charges to accumulator, accumulator is as the power supply of system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520034879.1U CN204679062U (en) | 2015-01-19 | 2015-01-19 | Transmission line of electricity crossed crossing distance measurement mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520034879.1U CN204679062U (en) | 2015-01-19 | 2015-01-19 | Transmission line of electricity crossed crossing distance measurement mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204679062U true CN204679062U (en) | 2015-09-30 |
Family
ID=54178747
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520034879.1U Expired - Fee Related CN204679062U (en) | 2015-01-19 | 2015-01-19 | Transmission line of electricity crossed crossing distance measurement mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204679062U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105277856A (en) * | 2015-11-20 | 2016-01-27 | 重庆理工大学 | Crosslinked polyethylene cable connector discharge fault monitoring system and fault classification method |
| CN105699742A (en) * | 2016-01-25 | 2016-06-22 | 中国电力科学研究院 | +/-800kV DC power transmission line hot-line electrical inspection device |
| CN107656261A (en) * | 2017-09-19 | 2018-02-02 | 国家电网公司 | Overhead power transmission conducting wire crossed crossing distance on-line measurement system |
| CN108597326A (en) * | 2018-03-14 | 2018-09-28 | 国网四川省电力公司技能培训中心 | Transmission line of electricity crossed crossing distance measures simulator and its emulation mode |
| CN112686938A (en) * | 2020-12-29 | 2021-04-20 | 重庆大学 | Electric transmission line clear distance calculation and safety warning method based on binocular image ranging |
| CN112731432A (en) * | 2020-12-25 | 2021-04-30 | 国网辽宁省电力有限公司大连供电公司 | Online measurement method for crossing span distance of overhead transmission conductor |
-
2015
- 2015-01-19 CN CN201520034879.1U patent/CN204679062U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105277856A (en) * | 2015-11-20 | 2016-01-27 | 重庆理工大学 | Crosslinked polyethylene cable connector discharge fault monitoring system and fault classification method |
| CN105277856B (en) * | 2015-11-20 | 2018-01-09 | 重庆理工大学 | Cross-Linked Polythene Cable Joints discharge fault monitoring system and Fault Classification |
| CN105699742A (en) * | 2016-01-25 | 2016-06-22 | 中国电力科学研究院 | +/-800kV DC power transmission line hot-line electrical inspection device |
| CN107656261A (en) * | 2017-09-19 | 2018-02-02 | 国家电网公司 | Overhead power transmission conducting wire crossed crossing distance on-line measurement system |
| CN108597326A (en) * | 2018-03-14 | 2018-09-28 | 国网四川省电力公司技能培训中心 | Transmission line of electricity crossed crossing distance measures simulator and its emulation mode |
| CN112731432A (en) * | 2020-12-25 | 2021-04-30 | 国网辽宁省电力有限公司大连供电公司 | Online measurement method for crossing span distance of overhead transmission conductor |
| CN112686938A (en) * | 2020-12-29 | 2021-04-20 | 重庆大学 | Electric transmission line clear distance calculation and safety warning method based on binocular image ranging |
| CN112686938B (en) * | 2020-12-29 | 2024-03-15 | 重庆大学 | Power transmission line clear distance calculation and safety alarm method based on binocular image ranging |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204679062U (en) | Transmission line of electricity crossed crossing distance measurement mechanism | |
| CN103675671B (en) | A kind of temperature rise test system for high-voltage switch gear | |
| CN102998511A (en) | Discharge current monitoring device of lightning arrester | |
| CN102033190A (en) | Traveling wave fault location method for transmission line based on electronic transformer | |
| CN103412185A (en) | Lightning current detecting device | |
| CN102025170A (en) | Display calculation type storage battery instant electric quantity charge-discharge protection management system | |
| CN104898580A (en) | Wireless oil pumping unit controller with three-phase electric acquisition | |
| CN202305704U (en) | Running state monitoring device of zinc oxide arrester | |
| CN103995168A (en) | Lightning stroke detection device of lightning protection facility | |
| CN205539277U (en) | Transmission line arrester health condition on -line monitoring device | |
| CN207301194U (en) | A kind of Surge Protector on-line monitoring system | |
| CN203259828U (en) | Automation weather station programming device for onsite arrangement | |
| CN203178469U (en) | Portable transmitter verification meter | |
| CN204172928U (en) | Based on the train axle temperature detector of Internet of Things | |
| CN105632151A (en) | Industry on-site digital signal transmission method | |
| CN103616587A (en) | On-line type electric energy comprehensive quality analysis meter | |
| CN203825111U (en) | Zinc oxide lightning arrester on-line monitoring device | |
| CN105929307A (en) | Current gatherer adaptive to traveling wave range finding demands | |
| CN203054144U (en) | Range unit for measuring short circuit of transmission line | |
| CN103345210B (en) | A kind of lightning arrester remote line supervisory system | |
| CN204302408U (en) | Mobile hand-held power quality parameter cruising inspection system | |
| CN204904530U (en) | Photoelectricity system of checking meter | |
| CN104483938A (en) | High-speed railway weather monitoring system | |
| CN212114887U (en) | Data acquisition system of distribution lines response thunder | |
| CN206891489U (en) | A kind of simulation monitoring terminal |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150930 Termination date: 20160119 |
|
| EXPY | Termination of patent right or utility model |