Power transmission line intelligent line walking communication system based on video monitoring
Technical field
The utility model relates to communication technical field, particularly a kind of communication system that is applied to the power transmission line intelligent inspection system based on video monitoring.
Background technology
Because transmission line is exposed to field all the year round, suffer the even infringement such as artificial damage of natural weather, natural calamity, the safe operation of transmission line is subject to serious threat.It is the inevitable means that ensure transmission line safe operation that transmission line is carried out to running status and surrounding environment change tour (discovering device fault and the hidden danger that jeopardizes transmission line safety) and repair and maintenance.At present the monitoring mode of transmission line is mainly contained to artificial line walking and helicopter line walking.Transmission line is long and distributional environment is complicated, and artificial line walking and helicopter line walking difficulty are large, and the cycle is long, because carrying out line walking monitoring under bad weather, causes poor in timeliness.
In recent years, the development of the communication technology and sensing technology made the online monitoring of transmission line become possibility.The online monitoring of transmission line is to gather monitoring photo by electronic equipment, and monitoring information transfers to monitoring backstage by transmission network again, and monitoring backstage is according to monitoring information judgement transmission line and surrounding environment change situation.What the online inspection system of current transmission line adopted is that 3G network carries out transfer of data, due to the scope covering at 3G network, can only transmit image data, cannot be for transmitting video data, therefore current power transmission line intelligent line walking only limits to image data collection, cannot realize the power transmission line intelligent line walking based on video monitoring.
Summary of the invention
The purpose of this utility model is: the problem that cannot realize the power transmission line intelligent line walking based on video monitoring existing for prior art, a kind of communication system that is applied to the power transmission line intelligent inspection system based on video monitoring is provided, by this communication system, can realize video data transmitting, realize the power transmission line intelligent line walking based on video monitoring.
To achieve these goals, the technical solution adopted in the utility model is:
Power transmission line intelligent line walking communication system based on video monitoring, comprise that several are installed on the intelligent data controller on iron tower of power transmission line, the intelligent data controller of installing on the dead-end tower at transmission line two ends connects 5.8G wireless bridge and at least one a video data acquiring equipment of realizing video data transmitting, the intelligent data controller of installing on all the other steel towers connects at least two 5.8G wireless bridges and at least one video data acquiring equipment, one of them intelligent data controller and base station wired connection, between remaining intelligent data controller and adjacent intelligent data controller, pass through the wireless connections of 5.8G wireless bridge.
Described intelligent data controller comprises power subsystem and router, described router is provided with WAN mouth and LAN mouth, router connects WAN mouth switch by WAN mouth, and router connects LAN mouth switch by LAN mouth, and described LAN mouth switch is connected with local control unit; Described WAN mouth switch is all connected same interface board with LAN mouth switch, and described interface board is provided with at least two bridge interfaces, and described bridge interface connects 5.8G wireless bridge; On described interface board, be also provided with at least one for connecting the equipment interface of video data acquiring equipment, the video data of LAN mouth switch receiving video data collecting device transmission.
Preferably, LAN mouth switch in described intelligent data controller is also connected with radio sensing network data switching exchane, described radio sensing network data switching exchane comprises microprocessor, GSM/GPRS unit and ZIGBEE gateway node, and GSM/GPRS unit is connected with microprocessor respectively with ZIGBEE gateway node; Described GSM/GPRS unit is by 900M antennal interface transmission GPRS network and SMS messaging channel data, and ZIGBEE gateway node is by 2.4G antennal interface transmission ZIGBEE network data.Radio sensing network data switching exchane is set, radio sensing network data switching exchane can receive and send the sensing data (data that various transducers gather) transmitting in ZIGBEE network, again by 5.8G high-frequency data Internet Transmission to monitoring backstage, realize sensing data transmission.
The above-mentioned power transmission line intelligent line walking based on video monitoring is with in communication system, local control unit in described intelligent data controller comprises DC power supply and embedded microprocessor, described embedded microprocessor connects DC power supply by RS485 interface, and described DC power supply provides burning voltage by decompression voltage regulator for embedded microprocessor.
Preferably, described intelligent data controller also comprises power control unit, described power control unit connects power subsystem by direct current regulation circuit, power control unit comprises MCU controller, RS232 communication interface and variable connector drive circuit, MCU controller is connected with local control unit by RS232 communication interface, power control unit is provided with the power output interface that multichannel is connected with switch driving circuit, described radio sensing network data switching exchane, router, LAN mouth switch is connected with power control unit by power output interface respectively with WAN mouth switch.In intelligent data controller, power control unit is set, by power control unit, realize the break-make of each component units power channel in intelligent data controller is controlled, can open as required or close each component units, make intelligent data controller in low power consumpting state as much as possible, save electric energy.
The above-mentioned power transmission line intelligent line walking based on video monitoring is with in communication system, power subsystem in described intelligent data controller is silicon energy battery pack, described silicon energy battery pack connects wind/light complementation controller, and described wind/light complementation controller is by the external photovoltaic module of interface board and wind-driven generator.
Preferably, the power control unit in described intelligent data controller is also provided with multichannel stand-by power supply output interface.Stand-by power supply output interface is set, to ensure when the power output interface of component units loses efficacy, can obtains electric energy by standby power output interface.
Preferably, the MCU controller of the power control unit in described intelligent data controller is also connected with Temperature Humidity Sensor.Temperature and humidity controller is used for gathering the inner humiture of intelligent data controller, ensures the operating state of intelligent data controller in safety.Further preferred, described power control unit is also connected with wind/light complementation controller by RS232 communication interface.Connect wind/light complementation controller, local control unit can read the real time data of wind/light complementation controller by power control unit.
Preferably, each intelligent data controller connects three 5.8G wireless bridges, wherein two 5.8G wireless bridges respectively with backbone network in intelligent data controller wireless connections adjacent with this intelligent data controller, in another 5.8G wireless bridge wireless connections microgrid, the intelligent data controller adjacent with this intelligent data controller is connected.5.8G high-frequency data network is set up in several intelligent data controller wireless connections, and video data passes through 5.8G high-frequency data Internet Transmission to background monitoring system.In the weak region of the network coverage, smooth and easy in order to ensure video data transmitting, conventionally between two adjacent steel towers (intelligent data controller is installed on steel tower), intelligent data controller is installed, intelligent data controller in former transmission line is set up into backbone network, the intelligent data controller increasing between two adjacent steel towers in former transmission line is set up into microgrid with the intelligent data controller in the backbone network being adjacent, that is to say, in three 5.8G wireless bridges that intelligent data controller connects, wherein two 5.8G wireless bridges are used for setting up backbone network, adjacent intelligent data controller not necessarily physically adjacent (interval is useful on the intelligent data controller of setting up micronetwork therebetween) in backbone network, another 5.8G wireless bridge is used for setting up microgrid, intelligent data controller in microgrid can be by video data transmitting to the intelligent data controller in backbone network, by backbone network, transfer to background monitoring system again.
The above-mentioned power transmission line intelligent line walking based on video monitoring is with in communication system, and each intelligent data controller connects two video data acquiring equipment.
In sum, owing to having adopted technique scheme, the beneficial effects of the utility model are: the power transmission line intelligent line walking communication system of the utility model based on video monitoring, adopted the intelligent data controller of several cascades, the 5.8G wireless bridge that several intelligent data controllers connect forms the 5.8G high-frequency data network of cascade, intelligent data controller is connected with background monitoring system by the 5.8G high-frequency data network of cascade, by the video data transmitting of video data acquiring to background monitoring system, realized video data transmitting in power transmission line inspection, realized the power transmission line intelligent line walking based on video monitoring, make power transmission line intelligent line walking Monitoring Data have more continuity, have more reliability.
Accompanying drawing explanation
Fig. 1 is the structure composition frame chart of communication system for the power transmission line intelligent line walking of the utility model based on video monitoring.
Fig. 2 is the application schematic diagram in transmission line of the utility model communication system.
Fig. 3 is the structure composition frame chart of intelligent data controller in communication system.
Fig. 4 is the structure composition frame chart of local control unit in intelligent data controller.
Fig. 5 is the structure composition frame chart of radio sensing network data switching exchane in intelligent data controller.
Fig. 6 is the structure composition frame chart of power control unit in intelligent data controller.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in detail.
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
With reference to figure 1, Fig. 2, the power transmission line intelligent line walking communication system based on video monitoring that the present embodiment is enumerated, comprise that several are installed on the intelligent data controller on iron tower of power transmission line, one of them intelligent data controller and base station wired connection, each intelligent data controller connects two video data acquiring equipment, and adjacent two intelligent data controllers are by the wireless connections of 5.8G wireless bridge.Realize adjacent two intelligent data controllers by the wireless connections of 5.8G wireless bridge, so each intelligent data controller at least needs to connect two 5.8G wireless bridges.In the present embodiment, an intelligent data controller connects three 5.8G wireless bridges, wherein two 5.8G wireless bridges respectively with backbone network in intelligent data controller wireless connections adjacent with this intelligent data controller, in another 5.8G wireless bridge wireless connections microgrid, the intelligent data controller adjacent with this intelligent data controller is connected.The intelligent data controller of setting up into backbone network is installed on mountain top, between the steel tower on mountain top without obstructions such as massifs, the intelligent data controller of setting up microgrid is installed on hill-side conventionally, and the transmission of the intelligent data controller data of hill-side is without hindrance, in the intelligent data controller in microgrid and connected backbone network, intelligent data controller is realized data wireless transmission.As shown in Figure 2, between intelligent data controller (201,203,204), backbone network is set up in wireless connections, intelligent data controller (202) is set up into microgrid with intelligent data controller (203) wireless connections in backbone network, and intelligent data controller (202) can be by video data transmitting to intelligent data controller (203).The video data transmitting that intelligent data controller is used for video data acquiring equipment to gather is to background monitoring system, and therefore, intelligent data controller need connect at least one video data acquiring equipment.The 5.8G high-frequency data Internet Transmission of the video data that video data acquiring equipment gathers by cascade is to background monitoring system, when intelligent data controller (202) is obstructed by intelligent data controller (201) transmitting video data, can exchange another passage for and realize transfer of data, by intelligent data controller (203), carry out video data transmitting, then by intelligent data controller (203) by video data transmitting to intelligent data controller (201).Intelligent data controller connects three or three above 5.8G wireless bridges, video data transmitting can be realized by many transmission paths, even if a certain transmission path can pass through other path transmissions because signal covers compared with weak while causing transmission to be obstructed, ensured the reliability of video data transmitting.
With reference to figure 3, to Fig. 6, intelligent data controller comprises silicon energy battery pack, interface board, WAN mouth switch, LAN mouth switch, local control unit, router and power control unit.Silicon energy battery pack connects wind/light complementation controller, wind/light complementation controller is by the external photovoltaic module of interface board and wind-driven generator, utilize solar energy and wind energy to charge to silicon energy battery pack, wind/light complementation controller is controlled solar power generation and wind power generation, realizes the complementary charging of wind energy and solar energy.Power control unit is provided with a plurality of power output interfaces, for controlling each component units in intelligent data controller, provides electric energy.Wind/light complementation controller, silicon energy battery combination power control unit form the energy resource system of intelligent data controller, wind/light complementation controller is responsible for silicon energy batteries charging and exports the energy to power control unit, and power control unit is controlled the on/off of each component units (router, interface board, WAN mouth switch, LAN mouth switch) in intelligent data controller.Interface board is provided with the equipment interface that connects video data acquiring equipment for two, and two video data acquiring equipment connect LAN mouth switch by interface board; Interface board is also provided with three for connecting the bridge interface of 5.8G wireless bridge, and three 5.8G wireless bridges connect WAN mouth switch by interface board.Router is provided with WAN mouth and LAN mouth, and router connects WAN mouth switch by WAN mouth, and router connects LAN mouth switch by LAN mouth.
Local control unit is used for controlling the work of whole intelligent data controller.With reference to figure 4, local control unit comprises DC power supply and embedded microprocessor (ARM920T), and embedded microprocessor connects DC power supply by RS485 interface, and by decompression voltage regulator, supply voltage is reduced to local control unit required voltage.The Ethernet interface that local control unit encapsulates by RJ45 connects LAN mouth switch.
LAN mouth switch is also connected with radio sensing network data switching exchane, and radio sensing network data switching exchane is used for receiving the data that various transducers (such as pressure sensor, Temperature Humidity Sensor, rain sensor etc.) gather.Radio sensing network data switching exchane is for ZIGBEE passage, GPRS passage, ethernet network passage, the wired passage of RS232 and the interchannel data interaction of SMS messaging.With reference to figure 5, radio sensing network data switching exchane comprises microprocessor (main control chip STM32), GSM/GPRS unit (SIM900A) and ZIGBEE gateway node, and GSM/GPRS unit is all connected with microprocessor with ZIGBEE gateway node.Radio sensing network data switching exchane is also provided with the Ethernet interface of power interface, 2.4G antennal interface, 900M antennal interface, two RS23 interfaces and RJ45 encapsulation.Radio sensing network data switching exchane connects power control unit by power interface, and power control unit is controlled the break-make of radio sensing network data switching exchane power channel.2.4G antennal interface is used for connecting 2.4G antenna, and ZIGBEE gateway node is by sensing data in 2.4G antenna transmission ZIGBEE network.900M antennal interface is used for connecting 900M antenna, and GSM/GPRS unit is by 900M antenna reception or send GPRS network and SMS messaging channel data.The Ethernet interface that radio sensing network data switching exchane encapsulates by RJ45 connects LAN mouth switch, access network based on ethernet.One of them RS232 interface is for radio sensing network data switching exchane parameter configuration, and another RS232 interface is used for connecting local control unit.Radio sensing network data switching exchane can receive and send the sensing data transmitting in ZIGBEE network, then passes through 5.8G high-frequency data Internet Transmission to background monitoring system, realizes sensing data transmission; If 5.8G high-frequency data network is not communicated with (for example, because under-voltage power control unit disconnects the power channel of 5.8G wireless bridge), the sensing data that wireless sensing data switching exchane receives is so temporary in local control unit, passes through 5.8G high-frequency data Internet Transmission to background monitoring system after 5.8G high-frequency data network-in-dialing again.
With reference to figure 6, power control unit connects silicon energy battery pack by direct current regulation circuit, obtains the required electric energy of whole intelligent data controller and the required electric energy of self working from silicon energy battery pack, and gathers the dump energy of silicon energy battery pack.Power control unit provides multiple power supplies output interface, and each component units of whole intelligent data controller (radio sensing network data switching exchane, router, interface board etc.) obtains electric energy by connecting power output interface.It should be noted that, local control unit does not provide power supply with power control unit, but by its inner DC power supply.Power control unit is also provided with several standby power output interfaces, for example, when the power output interface of certain component units (wireless sensing data switching exchane) lost efficacy, can adopt standby power output interface for this component units power supply.Power control unit comprises MCU controller, variable connector drive circuit and two RS232 communication interfaces, MCU controller is connected with wind/light complementation controller with local control unit respectively by RS232 communication interface, the control command that MCU controller sends according to local control unit, control the break-make of each power output interface, realize the power channel of each component units (except local control unit) in whole intelligent data controller is carried out to switching over.Power control unit connects wind/light complementation controller, and the real time data of wind/light complementation controller is read, and comprises solar voltage, blower voltage, charging current.MCU controller is also connected with Temperature Humidity Sensor, and local control unit can regularly gather the humiture of intelligent data controller from control power subsystem.
Intelligent data controller is not to carry out video data or sensing data transmission all the time, and by intelligent data controller time-lapse self-starting, the time, in resting state, is carried out transfer of data after self-starting again usually, saves electric energy.In the present embodiment, intelligent data controller is controlled the break-make of each power channel by power control unit, after the self-starting of intelligent data controller, if the brownout of silicon energy battery pack, to such an extent as to can not meet the needs of work such as video data acquiring equipment, radio sensing network data switching exchane, router time, local control unit is controlled power control unit and is disconnected its corresponding power channel, make as much as possible intelligent data controller in lowest power consumption state, save the energy.After intelligent data controller time-lapse self-starting, if there is no data transfer task, local control unit sends turn-off request to background monitoring system, and the out code that local control unit sends according to background monitoring system is controlled power control unit and disconnected each power channel.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all any modifications of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in protection range of the present utility model.