CN102821274A - Special transformer acquisition terminal - Google Patents
Special transformer acquisition terminal Download PDFInfo
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- CN102821274A CN102821274A CN2012103555987A CN201210355598A CN102821274A CN 102821274 A CN102821274 A CN 102821274A CN 2012103555987 A CN2012103555987 A CN 2012103555987A CN 201210355598 A CN201210355598 A CN 201210355598A CN 102821274 A CN102821274 A CN 102821274A
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Abstract
The invention discloses a special transformer acquisition terminal which comprises a microcontroller, a data acquisition unit, a data processing unit, a parameter setting and inquiry unit, a storage unit, a control unit, a local functional unit, a terminal maintenance unit, a monitoring unit, a ambient temperature detection unit, a smoke detection unit and a data transmission communication unit. The special transformer acquisition terminal disclosed by the invention performs image or video monitoring on electricity stealing behaviors, and uploads the image or video information to a server while sending alarm while, so that the power management department favorably and quickly discovers the electricity stealing behaviors and the loss of electric energy can be reduced to the greatest degree. Meanwhile, the special transformer acquisition terminal can monitor the temperature of the working environment of the terminal and the smoke condition of the electricity utilization field so as to discover the hidden danger in electricity utilization and lay a firm foundation for improving the customer service level and enhancing the management and safety protection of the electricity utilization field.
Description
Technical field
The present invention relates to acquisition terminal, particularly a kind of special change acquisition terminal.
Background technology
The existing acquisition terminal of existing market mainly is to consider anti-electricity-theft function from hardware or two aspects of software.Hardware aspect mainly is to adopt methods such as special batch meter, outfit pick-proof lead sealing or improvement ammeter external structure to realize anti-stealing electricity function; The software aspect is at first after the basic function that has possessed special change acquisition terminal mostly, utilizes load curve to carry out data analysis again, thereby detect whether electricity filching behavior is arranged.
The shortcoming of these methods clearly, the one, can only remedy afterwards, can not be called real " preventing " stealing; The 2nd, can't obtain strong evidence,, electricity filching behavior is unfavorable for calling to account after taking place.And these measures all only are arranged on user side, stay stealing and the leeway of destroying metering still for the part disabled user owing to lack monitoring in real time.
The existing anti-electricity-theft terminal of a kind of network, application number is 201020690646.4.The anti-electricity-theft terminal of this network is based on the smart terminal of microcomputer development; And be connected with camera, the stealing image with camera collection is sent to the anti-electricity-theft server of network simultaneously; The anti-electricity-theft server of network, it is forwarded to the anti-electricity-theft service terminal of network with the stealing image that receives; The anti-electricity-theft service terminal of at least one network receives the stealing image that the anti-electricity-theft server forwards of network is come, and the stealing image is analyzed, and sends alarm signal at last.
Though Rui Te electric scheme in Henan possesses the candid photograph function, does not support the basic function of electric power terminal, and can't carry out temperature monitoring and fire alarm to the electricity consumption scene.
Summary of the invention
The purpose of this invention is to provide a kind of at the special change acquisition terminal that the timely warning of abnormal conditions occurring.
This special change acquisition terminal provided by the invention; Comprise microcontroller, data acquisition unit, data processing unit, parameter setting and query unit, memory cell, control unit, local function unit, terminal maintenance unit, monitoring unit, ambient temperature detecting unit, smoke detection unit and transfer of data communication unit; Monitoring unit links to each other with the main USB interface of microcontroller through camera, and the stealing picture or the video information of gathering are transferred to microcontroller; The ambient temperature detecting unit reaches microcontroller with the temperature value of gathering through the AD port through temperature sensor, is used for the detection of operating ambient temperature; The smoke detection unit reaches microcontroller with the smog information that detects through the IO port through Smoke Sensor, is used for the safety detection of the on-the-spot smog situation of electricity consumption; The transfer of data communication unit adopts the plug and play type communication module, is used for the transmission of image and monitor data.
Said monitoring unit comprises camera, and camera is in standby mode for a long time, when the main website that checks meter sends acquisition instructions or has a node to trigger, then carries out IMAQ, compression and format conversion, reaches microcontroller through USB again, carries out this locality storage; When triggering collection, when the electricity filching behavior that promptly opens the door took place, microcontroller reached the main website that checks meter with warning message, and notified the main website reads image data of checking meter, after the main website that checks meter reads completion, and the microcontroller of announcement.
Said ambient temperature detecting unit comprises temperature sensor, the temperature of its place environment of temperature sensor senses, and in real time temperature data is reached microcontroller through the AD signal.
Said smoke detection unit comprises Smoke Sensor; Smoke Sensor promptly has smog or non smoke with the information of the smog information that detects with switching value, reaches microcontroller through the I/O port; When smog, microcontroller reaches the main website that checks meter with warning message immediately.
Said transfer of data communication unit adopts the plug and play type communication module, can select the different communication mode of GPRS, CDMA or 3G.
The present invention adopts the private network mode, has guaranteed information security.Support the storage of the external storage card of big capacity, image adopts local earlier storage, after the mode that sends out, even, do not have losing of view data because the bad situation of communication disruption that causes of network signal takes place yet.The present invention can fetch Power System Control Centers with image information through the long-range mode that reads again after private network is reached the standard grade.From charged pool, under situation about having a power failure, also can move more than 3 hours.Be equipped with detailed log record simultaneously, guarantee to take place to have good grounds when unusual.
The present invention increases camera function in the large user terminal, can effectively capture field condition, recovers loss for power customer strong evidence is provided.Adopt infrared photography, TF card storing technology, JPEG and 3GP Image Compression; When take place reporting to the police initiatively images acquired and the 3G communication network through WCDMA with the image uploading main website that checks meter, thereby realize remote image monitoring and stealing evidence obtaining to metering device.
The terminal wireless communication module is a plug and play type, according to the disparate modules that inserts, can support GPRS/CDMA/3G RFDC and traditional ethernet communication at present.The real-time of this mode is good, and networking convenience, small investment, easy care, favorable expandability insert flexibly.
The present invention carries out image or video monitoring to electricity filching behavior, in time these images or video information is uploaded onto the server when sending warning, helps electric administrative department and finds electricity filching behavior fast, reduces energy loss to greatest extent.Meanwhile; The present invention is the temperature and the on-the-spot smog situation of electricity consumption of monitor terminal operational environment in real time; In time find electricity consumption hidden danger; Establish solid foundation for promoting level of customer service with lifting electricity consumption field management and security protection, thereby can more effectively prevent and treat stealing, ensure Electrical Safety and electric power enterprise interests.
Description of drawings
Fig. 1 is a functional block diagram of the present invention.
Fig. 2 is the flow chart of monitoring unit of the present invention.
Fig. 3 is the workflow diagram of ambient temperature detecting unit of the present invention.
Fig. 4 is the flow chart of smoke detection of the present invention unit.
Fig. 5 is one of embodiment of the present invention.
Embodiment
Along with electronic technology, mechanics of communication and computer technology rapid development, and the actual needs of electrical network electric energy metrical monitoring, blank that the realization camera head is made a video recording, the electricity anti-theft system of negative control terminal copy reading pattern has come out gradually.This GPRS/CDMA/3G large user terminal with advanced level; In the terminal, combine the anti-electricity-theft realization and the various communication technology; Realized networked anti-electricity-theftly, carried out anti-electric theft monitoring, remedied the big blank of current anti-theft electricity technology to a great extent through the mode of IMAQ.
For reaching the flexibility of Hardware configuration, the present invention adopts modular mentality of designing.As shown in Figure 1; The present invention includes microcontroller, data acquisition unit, data processing unit, parameter setting and query unit, memory cell, control unit, local function unit, terminal maintenance unit, monitoring unit, ambient temperature detecting unit, smoke detection unit and transfer of data communication unit; Monitoring unit links to each other with the main USB interface of microcontroller through camera, and the stealing picture or the video information of gathering are transferred to microcontroller; The ambient temperature detecting unit reaches microcontroller with the temperature value of gathering through the AD port through temperature sensor, is used for the detection of operating ambient temperature; The smoke detection unit reaches microcontroller with the smog information that detects through the IO port through temperature sensor, is used for the safety detection of the on-the-spot smog situation of electricity consumption; The transfer of data communication unit adopts the plug and play type communication module, is used for the transmission of image and monitor data.
As shown in Figure 2, mainly be to comprise an external camera on the monitoring unit hardware, this camera has the software that can resolve the data of being sent by the present invention, and links to each other with microcontroller through USB interface, is responsible for the scene is monitored in real time.
The anti-electric theft monitoring function of this unit mainly realizes through software.Consider practical situations; The present invention can not monitor as the market at this terminal that is used for electric power system; Had take in 7 * 24 hours; So trigger condition needs to judge, so the present invention need carry out image or video acquisition when triggering is arranged, so this trigger condition need be judged.
Basic working modes is divided into two kinds: when receiving the photographing command of the main website that checks meter, the unconditional triggering taken pictures; When the state of metering door of the present invention changes, trigger and take pictures.
During work, camera is in standby mode for a long time, waits for and triggers IMAQ.
When receiving when checking meter the main website photographing command, the unconditional triggering taken pictures., the metering door promptly initiatively triggers IMAQ after opening; Judge at first whether the photo of taking pictures last time receives that the main website that checks meter reads reading of issuing after the completion and confirms order.As received and confirmed order, then trigger photographing command.Otherwise continue regularly to produce alarm, till receiving the affirmation order.
Take pictures after the completion, carry out IMAQ and compressing and converting form, send the terminal to through USB, this locality storage is carried out at the terminal, produces initiatively report and alarm message, notifies the main website that checks meter to have photo to read.In alarm report information, comprise IP address of terminal, FTP service and land communication relevant informations such as port numbers, FTP login user name, password, photo read path.
Check meter after main website receives report and alarm, use the standard File Transfer Protocol, land the terminal, obtain the photo that this is taken pictures according to the relevant communication information in the warning information.After reading completion, the terminal issued to read confirm order.
This photo of taking pictures is deleted after receiving and confirming order in the terminal, waits for the triggering of next time taking pictures.As not receiving that the main website that checks meter confirmed order in back 20 minutes taking pictures, then repeat initiatively report and alarm message.Till receiving the affirmation order.
This monitoring unit uses the standard File Transfer Protocol, and this agreement is mature and stable, can tabulate easily, and transmission, the continuous biography operated; Exploitation is saved the mass development debug time easily.The process of reading can freely be controlled by main station system for reading meter, and the present invention's active reporting information is few, avoids producing the flow waste.The main website that checks meter can read all or part of photo repeatedly, avoids a large amount of acquisition terminals that specially become to upload the impact that image information causes the main website server of checking meter simultaneously, and the transmission load can be by the free Control Allocation of main station system for reading meter; The problems such as file covering of simultaneously also avoiding terminal active transmission photo to cause.
Collection and the compression to the simulation camera signals realized in this unit, is in order to reduce actual size volume of the present invention.Used camera adopts the infrared type camera, even night so also can guarantee to adopt image; And have video and two kinds of monitor modes of picture, to be suitable for different communication modes.Moreover, angle arbitrarily laid and adjusted to this external camera can according to field condition, satisfies monitoring requirement to greatest extent.
As shown in Figure 3, the ambient temperature detecting unit is responded to the temperature or the transformer temperature of operational environment, and in real time temperature data is passed to the terminal through the AD signal through PT100 thermal resistance acquisition module.The AD data here are to pass to microcontroller in 7 * 24 hours; The data of being preserved simultaneously support to check meter that main website reads voluntarily or by active upload dual mode of the present invention, and temperature threshold can be set, and surpass this threshold value and then report to the police to the main website that checks meter.
PT100 thermal resistance acquisition module reaches signal conditioning circuit with temperature variant resistance signal through current circuit, generates the DC analogue quantity signal of 4-20mA, and this analog signal is gathered via the AD sample port of microcontroller.Microcontroller is through comparing this sampled value and set temperature threshold, if do not have this threshold value of surpassing then continue to wait for reading in of new sampled value; If surpass this threshold value, then report the main website that checks meter, and send the GSM alarming short message and give the related work personnel.At this moment, if microcontroller has been received the affirmation message of the main website that checks meter, then wait for reading in of new adopted value again; If do not receive and then continue to report the main website that checks meter by this confirmation message, till the affirmation message of receiving this main website.
Temperature sensor of the present invention has adopted PT100 thermal resistance acquisition module, and its model is W301A1T4.In addition, also can adopt infrared temperature sensor or light temperature sensor to realize the warning function of ambient temperature.
As shown in Figure 4, the smoke detection unit carries out smoke detection through the optics labyrinth, sends smoke condition (smog is promptly arranged, or non smoke) to microcontroller through switching value.Smog criterion is according to state accurate " GB 4715-2005 spot-type smoke detector ".The present invention reports to the police for immediately the main website that checks meter when judgement has smog, thereby realizes the managerial role of electricity consumption site safety.
Microcontroller of the present invention is specified a certain line state amount (being an IO mouth of microcontroller), as the Smoke Detection alarm status.When the corresponding states amount reports the displacement alarm, the generation of expression smoke alarm or the elimination of smoke alarm.
The present invention adopts rack tailored version photoelectric smoke detector (Smoke Sensor is called for short in the back), and its model is JTY-GD-T12, and its signal output part inserts the switching value detection port of microcontroller.When Smoke Sensor detects smog, there is the switching value signal to get into microcontroller, this microcontroller judges whether to detect smog according to signal value, if do not detect smog, then the state of this IO mouth is checked in repeating query.If detect smog, then this result is reported the main website that checks meter, and send the GSM alarming short message and give the related work personnel; Microcontroller is waited for the affirmation message of the main website that checks meter, if receive this message, then the state of this IO mouth is checked in repeating query; If do not receive this message, then continue to report the message of smog alarm, till the affirmation message of receiving this main website that checks meter to the main website that checks meter.
In addition, adopt other smoke detectors or transducer, also can realize function of smoking alarm of the present invention.
Transfer of data communication unit of the present invention is the module plug and play type.Can support GPRS, CDMA, 3G RFDC and traditional ethernet communication according to the disparate modules that inserts at present, realize the transmission of image and monitor data.On the software, under the situation of using the different communication mode, convert signal message or data message the transformat of corresponding communication mode to according to relevant communications protocol, multiple thus communication mode is achieved.In addition, some also can realize the information uploading of stealing image of the present invention such as communication modes such as carrier communication, small wireless communications.
As shown in Figure 5; The present invention specially becomes in the various functional requirements that the acquisition terminal relevant criterion requires satisfying state net III type, has increased the function of image anti-electric theft monitoring (picture/video), operating ambient temperature detection and warning, operational environment smoke detection and warning.
The UART0 port of microcontroller is a serial ports 0, controls and communication with the GPRS/CDMA module, realizes local data is uploaded to the main website that checks meter.Its GPIO port is general input/output port, mainly is partial function is implemented control, such as control communication module power supply (module can be restarted unusually or after crashing), remote control output or the like.The AD port is the analog quantity sampling end, is used to receive the data of temperature sensor.The ESAM encryption chip that it is fixed that UART4 is serial ports 4 and state's network planning carries out data interaction.UART1 and UART2 are two-way RS485 meter reading communication mouths, satisfy the accurate relevant regulations of state's network mark.UART5 carries out data interaction with 6515 metering modules.Wherein, 6515 meterings are for electric energy metrical, and 6515 for being a kind of chip that alternating current source capsule electric current is measured.The SPI interface is a Serial Peripheral Interface--Serial Peripheral Interface (SPI), and two-way SPI interface is used to discern terminal hardware ID of the present invention, and 6515 metering modules are carried out upgrade maintenance, for audio alert functional module of the present invention provides driving.In the iic bus (Inter-Integrated Circuit), one group is to carry out data interaction with outside high precision clock, and one group is the flash chip that connects the 2kb capacity of state's net requirement, is used to store calibration data.The data/address bus of this microcontroller and address bus are used to carry out external function expansion, like reading in of the switching value of liquid crystal display, button operation, smog alarm etc.Maintenance serial port is used for terminal software attended operation such as upgrade.The present invention has used WDT (watch dog) watchdog technique.The effect of external hardware house dog is after program exception, the present invention to be resetted, and guarantees its normal operation.Microcontroller is divided into several roads with main USB through the built-in USB-HUB of the present invention, is respectively applied for utilizing camera interface and USB flash disk.Wherein USB flash disk can be used for the upgrading terminals program or reads the data of getting the terminal stored.The built-in timer conter of microcontroller is used for the detection input of CT (current transformer current transformer).
The microcontroller chip that microcontroller adopts atmel corp to produce, its model is AT91SAM9260.This is the core devices of function of the present invention, is responsible for the local triggering signal that the monitoring transducer produces or the image triggering signal at center, receives the view data of image compression module and writes local TF card with the mode of file, communicates by letter with monitoring server then.Key control unit is also monitored operating states such as power supply, communication module, IMAQ compression modules simultaneously.
Power unit comprises 100V, the secondary conversion transformer of 220V power supply, reserve battery discharge and recharge pipeline, for video camera provides DC5V power supply, also carry out power supply and supply with for other functional modules.During practical implementation, primary power source (220V, 100V imports conversion portion) is selected popular on the market modular power source for use.Reserve battery adopts the big and little lithium battery of volume of capacity, adopts the pressure-limit current-limit mode to charge simultaneously, and circuit is simple and reliable, and it is about more than 3 hours to support that the present invention moves under power-off condition.
The present invention adopts the private network mode, has guaranteed information security.Support the storage of the external storage card of big capacity, image adopts local earlier storage, after the mode that sends out, even since the bad situation of communication disruption that causes of network signal take place, can not losing by view data yet.The present invention can fetch Power System Control Centers with image information through the long-range mode that reads again after private network is reached the standard grade.The present invention has detailed log record, guarantees to take place to have good grounds when unusual.
Claims (8)
1. one kind specially becomes acquisition terminal; Comprise microcontroller, data acquisition unit, data processing unit, parameter setting and query unit, memory cell, control unit, local function unit and terminal maintenance unit; It is characterized in that; Also comprise monitoring unit, ambient temperature detecting unit, smoke detection unit and transfer of data communication unit, monitoring unit links to each other with the main USB interface of microcontroller through camera, and the stealing picture or the video information of gathering are transferred to microcontroller; The ambient temperature detecting unit reaches microcontroller with the temperature value of gathering through the AD port through temperature sensor, is used for the detection of operating ambient temperature; The smoke detection unit reaches microcontroller with the smog information that detects through the IO port through Smoke Sensor, is used for the safety detection of the on-the-spot smog situation of electricity consumption; The transfer of data communication unit adopts the plug and play type communication module, is used for the transmission of image and monitor data.
2. special change acquisition terminal according to claim 1; It is characterized in that said monitoring unit comprises camera, camera is in standby mode for a long time; When the main website that checks meter sends acquisition instructions or has a node to trigger; Then carry out IMAQ, compression and format conversion, pass through the USB oral instructions again, carry out this locality storage to microcontroller; When triggering collection, when the electricity filching behavior that promptly opens the door took place, microcontroller reached the main website that checks meter with warning message, and notified the main website reads image data of checking meter, after the main website that checks meter reads completion, and the microcontroller of announcement.
3. special change acquisition terminal according to claim 1 is characterized in that said ambient temperature detecting unit comprises temperature sensor, the temperature of its place environment of temperature sensor senses, and in real time temperature data is reached microcontroller through the AD sample port.
4. special change acquisition terminal according to claim 1; It is characterized in that said smoke detection unit comprises Smoke Sensor, Smoke Sensor is with the form of the smog information that detects with switching value; Smog or non smoke are promptly arranged; Reach microcontroller through the I/O port, when smog, microcontroller reaches the main website that checks meter with warning message immediately.
5. special change acquisition terminal according to claim 1 is characterized in that, said transfer of data communication unit adopts the plug and play type communication module, can select the different communication mode of GPRS, CDMA or 3G.
6. special change acquisition terminal according to claim 1 and 2; It is characterized in that; Said camera is the infrared camera that has night vision function and can communicate with said microcontroller, and it has video and two kinds of monitor modes of picture, to cooperate different communication modes.
7. special change acquisition terminal according to claim 1 is characterized in that, the microcontroller chip that said microcontroller adopts atmel corp to produce, and its model is AT91SAM9260.
8. according to claim 1 or 4 described special change acquisition terminals, it is characterized in that said Smoke Sensor adopts rack tailored version photoelectric smoke detector, its model is JTY-GD-T12.
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Cited By (13)
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| CN103258401A (en) * | 2013-04-25 | 2013-08-21 | 深圳市泰丰网络设备有限公司 | Real-time monitoring system |
| CN103323125A (en) * | 2013-05-30 | 2013-09-25 | 成都众山科技有限公司 | Multifunctional telemetering terminal with temperature telemetering function |
| CN103645361A (en) * | 2013-11-28 | 2014-03-19 | 国网河南省电力公司鹤壁供电公司 | Multifunction electric meter box |
| CN104748868A (en) * | 2015-03-09 | 2015-07-01 | 智联通建筑科技（北京）有限公司 | Measurement device |
| CN104932378A (en) * | 2015-06-13 | 2015-09-23 | 烟台东方威思顿电气股份有限公司(中国) | Control method and circuit for special transformer acquisition terminal to prevent remote control false tripping |
| CN105785090A (en) * | 2016-02-29 | 2016-07-20 | 武汉理工大学 | Electricity stealing prevention intelligent video evidence obtaining system and electricity stealing prevention terminal image collection method |
| CN106210485A (en) * | 2016-08-31 | 2016-12-07 | 成都四为电子信息股份有限公司 | A kind of video camera with meter-reading function |
| CN106543782A (en) * | 2016-11-25 | 2017-03-29 | 国网山东省电力公司荣成市供电公司 | A kind of grid operating monitoring method |
| CN106969849A (en) * | 2017-02-23 | 2017-07-21 | 北京华勤创新软件有限公司 | A kind of temperature acquisition system |
| CN109285333A (en) * | 2018-09-05 | 2019-01-29 | 江苏爱尔数字科技有限公司 | A kind of multidimensional data independence wireless acquisition terminal based on Internet of Things |
| CN110031791A (en) * | 2019-04-25 | 2019-07-19 | 广东电网有限责任公司 | Monitoring method, device, equipment and the readable storage medium storing program for executing of measurement verification system |
| CN111800619A (en) * | 2020-07-31 | 2020-10-20 | 鹰潭市普利逊精密科技有限公司 | Electromechanical device safety monitoring system |
| CN113253007A (en) * | 2020-04-29 | 2021-08-13 | 国网河南省电力公司平顶山供电公司 | Multi-dimensional intelligent anti-electricity-stealing accurate positioning method and system for special transformer user |
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| CN106969849A (en) * | 2017-02-23 | 2017-07-21 | 北京华勤创新软件有限公司 | A kind of temperature acquisition system |
| CN109285333A (en) * | 2018-09-05 | 2019-01-29 | 江苏爱尔数字科技有限公司 | A kind of multidimensional data independence wireless acquisition terminal based on Internet of Things |
| CN110031791A (en) * | 2019-04-25 | 2019-07-19 | 广东电网有限责任公司 | Monitoring method, device, equipment and the readable storage medium storing program for executing of measurement verification system |
| CN113253007A (en) * | 2020-04-29 | 2021-08-13 | 国网河南省电力公司平顶山供电公司 | Multi-dimensional intelligent anti-electricity-stealing accurate positioning method and system for special transformer user |
| CN113253007B (en) * | 2020-04-29 | 2022-07-05 | 国网河南省电力公司平顶山供电公司 | Multi-dimensional intelligent anti-electricity-stealing accurate positioning method and system for special transformer user |
| CN111800619A (en) * | 2020-07-31 | 2020-10-20 | 鹰潭市普利逊精密科技有限公司 | Electromechanical device safety monitoring system |
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