CN208399019U - A kind of Wireless Networking type Electric Wires & Cables temperature hidden danger early warning system - Google Patents
A kind of Wireless Networking type Electric Wires & Cables temperature hidden danger early warning system Download PDFInfo
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- CN208399019U CN208399019U CN201821022123.5U CN201821022123U CN208399019U CN 208399019 U CN208399019 U CN 208399019U CN 201821022123 U CN201821022123 U CN 201821022123U CN 208399019 U CN208399019 U CN 208399019U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
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- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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Abstract
A kind of Wireless Networking type Electric Wires & Cables temperature hidden danger early warning system, system include gateway, one or more cable hygrosensors and wireless combined aural and visual alarm in an Internet of Things cloud platform, one or more functions of wireless；Gateway is connected at least one cable hygrosensor and/or wireless combined aural and visual alarm by LPWAN wireless signal in each functions of wireless；Each cable hygrosensor includes several temp probes.It is provided with onboard probe on gateway in the cable hygrosensor and functions of wireless of the utility model, the environment temperature that can be worked detector and gateway detects, and guarantees its trouble free service.Two kinds of forms of lithium battery and mains-supplied may be implemented in detector, alarm and gateway, and MCU module is realized real-time low battery detection, can be more effectively powered to detector and alarm.The temp probe of cable hygrosensor is mounted on power distribution cabinet and is spaced apart cable connection or gantry/geosyncline cable end, can preferably measure the temperature of cable.
Description
Technical field
The utility model relates to Electrical Safety to monitor field, and it is pre- to disclose a kind of Wireless Networking type Electric Wires & Cables temperature hidden danger
Alert system.
Background technique
With the development of national economy, the improvement of people's living standards, electrical equipment is increasing, and electricity consumption total amount presents bright
The aobvious trend risen.Electricity-eating tiger is but demonstrated one's courage and power repeatedly simultaneously, causes to seriously threaten to social stability, the national economic development.According to " in
State's fire-fighting yearbook " statistics shows that the cause whole nation of the China Lie Nianlai fire incident average 30% is drawn due to electrical aspect
The electrical fire risen.But in China's electrical fire accident prevention and hidden troubles removing, lacks scientific and technological means and supervision is administered
System.Visit scene of fire, fire more occur electrical fire detecting devices cannot be installed manufacturing enterprise, community's property
On electric wiring, occur position be cable various terminal point, because overloading, expanding with heat and contract with cold, cable vibration cause tap points loosen,
Cable loosening destroys insulating layer after causing poor contact to generate high temperature to cable connector point, and short circuit is beaten after cable insulating damage layer
Fire causes high fire, and most of cable connector is located on route gantry or overhead transmission line.
Currently, although also there are many products in China on the technical prevention of electrical fire, such as leakage circuit breakers, overload protection
Device, detector for electric fire protection, but the ability for not having still to the complete detection of electric wiring hidden danger and prejudging in advance, electricity
Gas fire incident is still high, and relevant departments are tired in the disaster relief.Therefore in order to reduce the electrical fire incidence of entire society,
Need efficiently, comprehensively, in advance to carry out electric wiring security risk point the interconnection type electric wire of real-time online complete detection
Road hidden danger supervises product.
Similar products on the market at present, there are wired modes and two kinds of wireless mode；Traditional wired mode electric wire
Cable monitors system, because system installation trouble, engineering construction amount are big, construction cost and maintenance cost are high, maintenance difficulty is high, the whole people
Promote it is extremely difficult, especially being not easy to be routed or cannot destroy building in the case where is not available.Traditional wireless mode electricity
Gas cable detection system because power consumption height need 220V plant-grid connection, transmission range close, limited communications resources, at high cost etc. because
Element is not appropriate for full field and promotes.
Utility model content
The purpose of the utility model is to provide a kind of Wireless Networking type Electric Wires & Cables temperature hidden danger early warning systems.Therefore, originally
Utility model uses following technical scheme.
A kind of Wireless Networking type Electric Wires & Cables temperature hidden danger early warning system, the system comprises an Internet of Things cloud platform,
Gateway, one or more cable hygrosensors and wireless combined aural and visual alarm in one or more functions of wireless；In each functions of wireless
Gateway is connected at least one cable hygrosensor and/or wireless combined aural and visual alarm by LPWAN wireless signal；Each cable
Hygrosensor includes several temp probes.
Preferably, the Internet of Things cloud platform is connected to gateway in each functions of wireless by wireless communication, for receiving
The data of gateway issue a command to gateway in functions of wireless under in functions of wireless, and the Internet of Things cloud platform includes front server, preceding
Set server connection data storehouse server, application server and storage server.
Preferably, gateway includes gateway MCU, mobile network communication unit, wireless terminal communications unit in the functions of wireless
With onboard probe；In the functions of wireless gateway by gateway MCU to network configuration information carry out storage and to received data into
Row processing forward, and data are uploaded to by mobile network communication unit the front server of Internet of Things cloud platform, pass through nothing
Line terminal communication unit connects at least one cable hygrosensor and/or wireless combined aural and visual alarm；
Gateway further includes that a power management module and one piece of rechargeable battery and an alternating current connect in the functions of wireless
Mouthful；The commercial power interface accesses circumscripted power line, and gateway in functions of wireless is made to work by alternating current；Power management module carries out power supply
Management, and monitor power supply state in real time, rechargeable battery provides electricity when commercial power interface can not power for gateway in functions of wireless
Source.
Preferably, the cable hygrosensor further includes detector MCU, detector communication unit, power supply module and plate
Carry probe；Cable hygrosensor controls temp probe temperature collection information by detector MCU, by detector MCU to temperature
Signal is handled, and corresponding temperature value is obtained, and temperature data is sent to gateway in functions of wireless by detector communication unit；
The cable hygrosensor further includes conversion circuit, conversion circuit be connected to temp probe and detector MCU it
Between, it is connected between temp probe and conversion circuit with extended line.
Preferably, the number of the temp probe of the cable hygrosensor is at least 4, and the temp probe is solid respectively
It is scheduled on 3 firewires and 1 zero curve of the Electric Wires & Cables.
Preferably, the wireless combined aural and visual alarm include the first MCU, wireless communication unit, power supply and battery management module,
LED indication unit, buzzer；The wireless combined aural and visual alarm receives gateway in functions of wireless and is sent out by wireless terminal communications unit
When the alarm signal sent, LED indication unit issues light warning, and buzzer issues alarm sound.
Preferably, the Internet of Things cloud platform by application server be connected to PC computer or/and smart phone or/and
In pad tablet computer or/and large-size screen monitors display terminal.
The beneficial effects of the utility model are: being all provided on gateway in the cable hygrosensor and functions of wireless of the utility model
It is equipped with onboard probe, the environment temperature that can be worked detector and gateway detects, and guarantees its trouble free service.Detector,
Two kinds of forms of lithium battery and mains-supplied may be implemented in alarm and gateway, and MCU module realizes real-time low battery detection, Ke Yigeng
Effectively detector and alarm are powered.The temp probe of cable hygrosensor is mounted on power distribution cabinet and is spaced apart cable company
Place or gantry/geosyncline cable end are connect, the temperature of cable can be preferably measured.
Detailed description of the invention
Fig. 1 is system integrated stand composition.
Fig. 2 is gateway hardware structure chart in functions of wireless.
Fig. 3 is alternating current molded line cable hygrosensor hardware structure diagram.
Fig. 4 is once-through type cable hygrosensor hardware structure diagram.
Fig. 5 is the system block diagram of wireless combined aural and visual alarm.
Fig. 6 is cable hygrosensor work flow diagram.
Fig. 7 is the work flow diagram of wireless combined aural and visual alarm.
Fig. 8 is gateway work flow diagram in functions of wireless.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Embodiment one
The utility model embodiment one, which discloses, a kind of uses and extends convenient, networking convenience, strong real-time, anti-interference
By force, the work of data information security high and low power consumption, overlength communication distance Wireless Networking type Electric Wires & Cables temperature hidden danger early warning system
System.As shown in Figs. 1-5.
A kind of Wireless Networking type Electric Wires & Cables temperature hidden danger early warning system, including an Internet of Things cloud platform, several nothings
Line concentrates gateway, several cable hygrosensors and wireless combined aural and visual alarm；Gateway is wireless by LPWAN in each functions of wireless
It is signally attached at least one cable hygrosensor and/or wireless combined aural and visual alarm.Cable hygrosensor can be wirelessly
Interconnection type cable temperature sensing alarm, wireless combined aural and visual alarm can be Wireless Networking type combined aural and visual alarm.
Internet of Things cloud platform is connected to gateway in each functions of wireless by wireless communication, for receiving gateway in functions of wireless
Data and under issue a command to gateway in functions of wireless, the Internet of Things cloud platform includes front server, front server connection
Database server, application server and storage server.
Internet of Things cloud platform further includes user terminal, i.e. PC computer, smart phone, pad tablet computer, large-size screen monitors display is whole
End；The data that gateway in functions of wireless uploads are parsed by front server, stores, pre-process, it is then that data are same
When write-in database and real-time update application server, user logs in platform by PC computer, smart phone, Pad tablet computer
Real time data inspecting, the inquiry of historical data, statistical analysis, equipment maintenance and management or remote interlocking control are carried out after software systems,
Downlink control instruction is transmitted to front server by application server, is issued remotely by front server to gateway in functions of wireless
Control instruction, and the control instruction that monitor gateway returns executes feedback, application server, database, storage server into
Row data update；Wherein large-size screen monitors display terminal divides monitoring data displaying and exhibiting advertising content；Monitoring data is in real time from database
It obtains, advertising content information and big screen display device are carried out safeguarding update and monitoring pipe by application server background management system
Reason；When alarm, Internet of Things cloud platform passes through platform audible alarm, Orientation on map alarm, short message of mobile telephone for alarm, wechat association report
A variety of alert notice modes such as police, telephone phonic alarm, the alarm positioning of large-size screen monitors display terminal local；APP software, PC electricity can be passed through
The channels such as brain WEB terminal system, wechat public platform carry out data query, processing, remote interlocking control function.
Gateway includes gateway MCU, mobile network communication unit, wireless terminal communications unit and onboard probe in functions of wireless,
Gateway carries out storage to network configuration information by gateway MCU and carries out processing forward to received data in functions of wireless, and leads to
The front server that data are uploaded to Internet of Things cloud platform by mobile network communication unit is crossed, is connected by wireless terminal communications unit
Connect at least one cable hygrosensor and wireless combined aural and visual alarm.Wireless terminal communications unit can use LORA channel radio
Letter.LORA is a kind of LPWAN technology.
Gateway further includes display OLED, a buzzer, three LED lights, three keys in functions of wireless；Its
In, commercial power interface accesses circumscripted power line, and gateway in functions of wireless is made to work by alternating current；Wireless terminal communications unit realizes downlink
Control instruction and receiving cable hygrosensor upload data, and mobile network communication unit, which is realized, passes through carrier network and Internet of Things
Net cloud platform establishes connection, uploads cable hygrosensor monitoring data and gateway itself heartbeat data, also realization Internet of Things cloud
The reception of platform downlink control instruction；The data processing of LPWAN wireless communication unit transmitting-receiving and the receipts of mobile network communication unit
Data process method is sent out to realize by MCU processor；After mobile network communication unit and Internet of Things cloud platform establish connection, pass through
LED light shows connection status；When wireless terminal communications unit carries out transmitting-receiving communication, LED light communication state displaying mould
Formula；Wireless terminal communications unit receives the temperature data from cable hygrosensor, obtains data by gateway MCU, and
Protocol conversion is carried out to data, then by mobile network communication unit by temperature data uploading to Internet of Things cloud platform.Functions of wireless
Middle gateway is additionally provided with onboard probe, and onboard probe can measure gateway ambient temperature in functions of wireless, when net in functions of wireless
When closing ambient temperature transfinites, server can be reported to and issue alarm.Gateway further includes display screen in functions of wireless.
Gateway further includes a power management module and one piece of rechargeable battery and a commercial power interface in functions of wireless,
That is 220V voltage interface；Wherein, commercial power interface accesses circumscripted power line, and gateway is made to work by alternating current；Power management module into
Row power management, and monitor power supply state in real time, rechargeable battery is gateway in functions of wireless when commercial power interface can not power
Power supply is provided, and a power-off is uploaded by mobile network communication unit and reminds data frame to Internet of Things cloud platform, when the city 220V
Electricity automatically switches to commercial power interface power supply when restoring, rechargeable battery enters charge mode until battery is full of, and passes through shifting
Dynamic network communication unit uploads a city power recovery and reminds data frame to Internet of Things cloud platform.
Gateway can carry out parameter query and parameter setting, parameter by 3 debugging keys (upper and lower, confirmation) in functions of wireless
Automatically by mobile network communication unit by modified parameter synchronization to Internet of Things cloud platform after setting.
Cable hygrosensor includes a detector MCU, a detector communication unit, a power supply module, and
Several temp probes and onboard probe；Temp probe is mounted on power distribution cabinet and is spaced apart cable connection or gantry/geosyncline cable end,
Temp probe temperature collection information is controlled by detector MCU, temperature signal is handled by detector MCU, is obtained corresponding
Temperature value, temperature data is sent to gateway in functions of wireless by detector communication unit.The temperature of cable hygrosensor is visited
The number of head is 4, and temp probe is separately fixed on 3 firewires and 1 zero curve of Electric Wires & Cables.Any one temp probe
The value for measuring Electric Wires & Cables temperature transfinites, and cable hygrosensor can issue alarm signal.Detector communication unit can be adopted
It is wirelessly communicated with LORA.
It include NTC temp-sensing element inside temp probe, detector detects ambient temperature, to influence the electricity of detector
Resistance, resistance signal is transformed into voltage signal, then the voltage signal is passed to detector MCU.Therefore the function of the module is exactly to turn
Change, disregards no at last transfinite.Voltage signal uploads to detector MCU, calculates whether Current Temperatures are more than threshold value, MCU by MCU
Periodic reading voltage signal, at 2 kinds:, can be by calculated result when reaching more than alarming value and report cycle time
Report gateway.
Conversion circuit detects ambient temperature, to influence the resistance of detector, resistance signal is transformed into voltage signal, then
The voltage signal is passed into MCU.Therefore the function of the module is exactly to convert, and disregards no at last transfinite.Voltage signal uploads to
MCU is calculated whether Current Temperatures are more than threshold value, MCU periodic reading voltage signal, at 2 kinds: super by MCU
Cross alarming value and when the report cycle time reaches, it can be by calculated result report gateway.
Onboard probe can measure cable hygrosensor ambient temperature, when cable hygrosensor ambient enviroment temperature
When degree transfinites, gateway in functions of wireless can also be reported and issue alarm.Cable hygrosensor further includes conversion circuit, conversion electricity
Road is connected between temp probe and temp probe and detector MCU, is connected between temp probe and conversion circuit with extended line,
The distance of extended line can be 1m, and the line between temp probe and conversion circuit is longer, facilitates the measurement of cable temperature.Conversion
The resistance variations signal that temp probe detects is become voltage change signal by circuit, and detector MCU just can be carried out signal acquisition.
Cable hygrosensor further includes a buzzer, three LED lights；Under normal condition, LED light is shown
Normal operating conditions mode；Under alarm condition, LED light carries out light alarm, and buzzer sounds and carries out acoustic alarm, equipment
Into alarm condition；Under malfunction (such as battery is insufficient, communication is obstructed, sensor fault), LED light shows malfunction
Mode；When equipment communicates, LED light communication state displaying mode；Equipment is powered by battery, power supply module timing acquiring electricity
Cell voltage, and it is uploaded to gateway.
Wireless combined aural and visual alarm includes the first MCU, wireless communication unit, power supply and battery management module, LED indication list
Member, buzzer.Wireless combined aural and visual alarm receives the alarm signal that gateway is sent by wireless terminal communications unit in functions of wireless
When, LED indication unit issues light warning, and buzzer issues alarm sound.Wireless communication unit can use LORA channel radio
Letter.
Internet of Things cloud platform is connected to gateway in functions of wireless by wireless communication, for receiving the data of gateway in functions of wireless
Issue a command to gateway in functions of wireless under, Internet of Things cloud platform include front server, database server, application server and
Storage server, gateway is connected to front server by carrier network in functions of wireless, and front server connects database clothes
Business device, application server and storage server, application server are connected to application terminal, and application terminal can be PC computer, intelligence
It can mobile phone, pad tablet computer or the medium terminal of large-size screen monitors display terminal.User can obtain according to the received data in application terminal
Cell voltage state, alarm condition and the installation condition of corresponding detector or alarm, and perform corresponding processing.
Embodiment two
The utility model second embodiment discloses a kind of Wireless Networking type Electric Wires & Cables temperature hidden danger method for early warning, such as schemes
Shown in 6-8, specifically includes the following steps:
Gateway system initializes in step 1, functions of wireless, and establishes connection with Internet of Things cloud platform, makes gateway and Internet of Things
Cloud platform being capable of normal communication；Meanwhile gateway establishes the wireless monitor network based on LPWAN automatically in functions of wireless；Cable temperature
Detector system initialization, and connection is established with gateway in the functions of wireless of same channel；Cable hygrosensor passes through detector
Communication unit sends the first data packet gateway into functions of wireless and detects to be attached, and the first data packet includes cable temperature sensing
Device id information, cable hygrosensor battery voltage information, cable hygrosensor alarm state information；Hygrosensor alarm
It include the temperature value and temperature over-range marker that Current Temperatures detector detects in status information；Temperature over-range marker according to
Detector MCU judges whether temperature transfinites to be set；After detector MCU receives the answer signal of gateway in functions of wireless,
Connecting detection is normal, otherwise connection failure；Unit sends the second data packet to wirelessly to wireless combined aural and visual alarm by wireless communication
Gateway is concentrated to be attached detection, the second data packet includes combined aural and visual alarm id information, combined aural and visual alarm battery charging state
Information and combined aural and visual alarm open state information；After the first MCU receives the answer signal of gateway in functions of wireless, connecting detection is just
Often, otherwise fail.
Step 2, cable hygrosensor acquire cable temperature information by temp probe, generate temperature signal or alarm signal
Number, and gateway in functions of wireless is sent to by detector communication unit.After cable hygrosensor completes initialization, detector
MCU calculates collected temperature data, calculates whether temperature transfinites, and lightening LED lamp and starts bee if temperature over-range
Ring device detects cell voltage if temperature does not transfinite, if cell voltage is too low, starts buzzer, and to wireless
Gateway is concentrated to send the first data packet, the first data packet includes cable hygrosensor id information, cable hygrosensor battery
Information of voltage, cable hygrosensor alarm state information.
Step 3, combined aural and visual alarm receive the alarm signal that gateway is sent by wireless terminal communications unit in functions of wireless
When, issue sound-light alarm.After the completion of combined aural and visual alarm initialization, starting timing is uploaded, and is waited control instruction, is received control instruction
Process, starting or closing sound-light alarm, the first MCU gateway into functions of wireless send the second data packet, and the second data packet includes sound
Light crossing-signal id information, battery charge state information, open state information.
After gateway receives the cable temperature information or alarm signal that cable hygrosensor is sent in step 4, functions of wireless,
Data processing and protocol conversion are carried out, and cable temperature information or warning message are uploaded into Internet of Things cloud platform.Gateway MCU connects
The data packet that detector or alarm are sent is received, type of data packet, read data packet are parsed according to the id information in data packet
In temperature information, cell voltage state, installation condition, alarm signal, and carry out data calculating, gateway MCU carries out information
Overrun testing.The ID of different detectors or alarm is different, after identifying the ID in data packet, so that it may know in data packet and take
The type of the information of band.If data over run, alarm LED light is lighted, starts buzzer, and start tripping control.Radio network gateway
Third data packet is sent to Internet of Things cloud platform, third data packet includes that gateway ID, sequence number and probe or alarm are sent
Data packet.While temperature information, cell voltage state, installation condition, warning message upload to Internet of Things cloud platform, OLED is big
Screen refreshes real time information.
Step 5, Internet of Things cloud platform front server receive gateway in functions of wireless and send temperature information or warning message,
And parsing data are carried out to data, data are distributed in database in real time, and update application server.Internet of Things cloud platform packet
Front server, database server, application server and storage server are included, gateway is connected by carrier network in functions of wireless
It is connected to front server, front server connects database server, application server and storage server, and application server connects
It is connected to application terminal.Gateway sends verify data packet to Internet of Things cloud platform first in functions of wireless, verifies the permission of gateway, verifies
It include the information such as gateway ID, sequence number, code key in data packet.Gateway passes through carrier network first and sends verify data packet to
Verify data packet is sent to application server and verified by front server, front server, is sent after being verified to gateway
The message being verified.After gateway passes through Authority Verification, third data packet is sent to Internet of Things cloud platform, third data packet includes
The data packet that gateway ID and probe or alarm are sent, front server are decrypted and parse to third data packet, preposition clothes
Data after decryption and parsing are sent to storage server and are stored or be sent to application server by business device.Application server
Corresponding user is judged according to the sequence number in data packet, and sends information to the application terminal of corresponding user, user
Can be obtained according to the received data in application terminal the cell voltage state of corresponding detector or alarm, alarm condition and
Installation condition, and perform corresponding processing.Notify user can be by modes such as short message or mails.
It in step 2, further comprise temp probe temperature collection information being controlled by detector MCU, temperature signal passes through
Conversion circuit is back to detector MCU, carries out temperature data calculating to temperature signal by detector MCU, obtains corresponding temperature
Information, detector MCU carries out temperature over-range detection to temperature information, if temperature over-range, lightening LED lamp starts buzzer, and
Into in next step；It being directly entered if temperature does not transfinite in next step, detector MCU carries out battery voltage detection, if brownout,
Then start buzzer；If voltage normally if enter in next step.
Under alarm condition, whether cable hygrosensor meeting automatic sensing alarming source is released, if alarm source restores normal
Then cancel alarm condition automatically, is controlled without remote interlocking.
The workflow of gateway is as follows in functions of wireless: firstly, carrying out system initialization to gateway, i.e., to gateway in functions of wireless
Each module carry out initial parameter configuration and make in functions of wireless gateway when other corresponding hardware support kits upload data, can carry out
Wireless module is read, and then Extracting temperature data.Meanwhile MCU module converts onboard temperature itself.In MCU, pass through temperature
Variation influence NTC resistance signal, resistance signal will affect voltage signal in conversion circuit.It therefore, can be with by voltage signal
It obtains certain digital record and carrys out the anti-temperature value for pushing away current device and being detected, that is, complete the reading and display of temperature, and
Overrun testing is all carried out to temperature each time, when current temperature value is more than the threshold value of setting, gateway passes through channel radio in functions of wireless
Data are sent combined aural and visual alarm by letter unit, and combined aural and visual alarm is opened.Gateway will be incited somebody to action by carrier network in functions of wireless simultaneously
Data are sent to Internet of Things cloud platform, finally can carry out Data Detection by button operation, show in OLED with upper real-time refreshing.
Platform of internet of things encryption technology: encryption uses the exclusive or displacement algorithm of independent development, can be changed by endless close
Key encrypts institute's character string to be encrypted according to exclusive or displacement mode, is advantageous in that the result encrypted every time is all different,
The possibility being cracked is greatly reduced, the safety of system is improved.This encryption technology use is in hardware such as gateway, controllers
Data transmission between equipment and platform of internet of things, specifically used: the various data that a, gateway issue are added by this algorithm
It is close；B, many important data of platform of internet of things, such as: user password needs the data issued to be all made of this hardware device
Algorithm is encrypted.
The data that application terminal notifies application server to need are realized and are subscribed to；Application server receives application terminal needs
Data, be immediately pushed to application terminal, realize push.Data between application terminal and application server, which are transmitted, to be used
Websocket and message queue technology are transmitted instead of the data of circulation mode, so that between application terminal and application server
Data can be with real-time, interactive, without waiting for the circulation time.
The present embodiment is further comprising the steps of: Internet of Things cloud platform can be by the software systems of application server by downlink
Control instruction is sent to front server, and downlink transmission control instruction is sent to gateway in functions of wireless by front server,
Gateway receives remote control commands by mobile network communication unit in functions of wireless, and carries out processing execution by gateway MCU.
Wireless terminal communications unit and detector communication unit in the utility model are all made of the LPWAN communication technology,
LPWAN (low-power consumption wide area network, Low-Power Wide-Area Network, abbreviation LPWAN) technology is a kind of emerging Internet of Things
Network Communication technology, its main advantage is that low in energy consumption, networking capability is strong, transmission range compared with other wireless communication techniques
Extensively, signal penetrability, high sensitivity.
The wireless communication protocol of LPWAN is flexible, and user can be directed to different applications, optimizes to network protocol or smart
Letter, to improve the data transmission efficiency of network；The transmission range of wireless network, in the transmission power factor for enhancing or reducing RF
Afterwards, communication distance is lengthened or is shortened therewith, meets a variety of requirements of the user to transmission range；LPWAN wireless communication protocol is real-time
Property it is very strong, data transmission delay is short, accesses the delay of network in 30ms hereinafter, the turn-on time of other opposite wireless networks is short
Much；LPWAN node automatically into dormant state, can be transferred to operating mode out of very short time, save system when not working
System energy；In addition, LPWAN, there are also security guarantee mode, user can according to need selection, have very to system transmission data
Good safety guarantee；Wireless chip includes MCU, RAM, A/D conversion, digital dock, house dog program, Power Management Unit, DAM
The parts such as controller, flash memory, base band data processing unit, RF processing transmission form.
LPWAN technology is small especially suitable for transmitted data amount, requirement of real-time is high, the power supply of long transmission distance, battery, wears
The scene of the requirements such as thoroughly/diffracting power is strong, installation is simple, maintenance cost is low, resource is limited, bad environments.
Tthe utility model system can be used extremely low power dissipation design, two section lithium batteries can reach 3-10 or so use the longevity
Life.In conjunction with proprietary spread spectrum, signal gain can be largely improved, making it, communication distance is reachable in the ideal situation
5 kilometers or so, effectively improve transmission reliability.The utility model is small especially suitable for transmitted data amount, requirement of real-time
Height, long transmission distance, battery power supply, penetrate/diffracting power is strong, installation is simple, maintenance cost is low, resource is limited, environment
The severe scene for waiting requirements.Such as manufacturing enterprise, aerial cable contact is more and cable high temperature easily occurs；Community's property common portion
Route, each ever-increasing electrical equipment of family resident easily cause common portion main line excess load and high temperature occur；Cultural relic building
Route, cable high temperature easily cause high fire.The firefighting monitoring system of traditional wire mode is unable to satisfy demand, the utility model institute
The monitoring system of use be only manufacturing enterprise, community's property, ancient building security against fire optimal selection.
The above embodiments are only illustrative of the principle and efficacy of the utility model, and not for limitation, this is practical new
Type.Any person skilled in the art can all carry out above-described embodiment under the spirit and scope without prejudice to the utility model
Modifications and changes.Therefore, such as those of ordinary skill in the art without departing from the revealed essence of the utility model
All equivalent modifications or change completed under mind and technical idea, should be covered by the claim of the utility model.
Claims (7)
1. a kind of Wireless Networking type Electric Wires & Cables temperature hidden danger early warning system, which is characterized in that the system comprises an Internet of Things
Gateway, one or more cable hygrosensors and wireless combined aural and visual alarm in net cloud platform, one or more functions of wireless；Each
Gateway is connected at least one cable hygrosensor and/or wireless combined aural and visual alarm by LPWAN wireless signal in functions of wireless；
Each cable hygrosensor includes several temp probes.
2. Wireless Networking type Electric Wires & Cables temperature hidden danger early warning system according to claim 1, which is characterized in that the object
Networking cloud platform is connected to gateway in each functions of wireless by wireless communication, for receive in functions of wireless the data of gateway and under
Gateway in functions of wireless is issued a command to, the Internet of Things cloud platform includes front server, and front server connects database service
Device, application server and storage server.
3. Wireless Networking type Electric Wires & Cables temperature hidden danger early warning system according to claim 1, which is characterized in that the nothing
It includes gateway MCU, mobile network communication unit, wireless terminal communications unit and onboard probe that line, which concentrates gateway,；The functions of wireless
Middle gateway carries out storage to network configuration information by gateway MCU and carries out processing forward to received data, and passes through movement
Data are uploaded to the front server of Internet of Things cloud platform by network communication unit, at least by the connection of wireless terminal communications unit
One cable hygrosensor and/or wireless combined aural and visual alarm；
Gateway further includes a power management module and one piece of rechargeable battery and a commercial power interface in the functions of wireless；
The commercial power interface accesses circumscripted power line, and gateway in functions of wireless is made to work by alternating current；Power management module carries out power supply pipe
Reason, and monitor power supply state in real time, rechargeable battery provides power supply when commercial power interface can not power for gateway in functions of wireless.
4. Wireless Networking type Electric Wires & Cables temperature hidden danger early warning system according to claim 1, which is characterized in that the line
Cable hygrosensor further includes detector MCU, detector communication unit, power supply module and onboard probe；Cable hygrosensor
Temp probe temperature collection information is controlled by detector MCU, temperature signal is handled by detector MCU, is obtained corresponding
Temperature value, temperature data is sent to gateway in functions of wireless by detector communication unit；
The cable hygrosensor further includes conversion circuit, and conversion circuit is connected between temp probe and detector MCU, temperature
It is connected between degree probe and conversion circuit with extended line.
5. Wireless Networking type Electric Wires & Cables temperature hidden danger early warning system according to claim 1 or 4, which is characterized in that institute
The number for stating the temp probe of cable hygrosensor is at least 4, and the temp probe is separately fixed at the Electric Wires & Cables
3 firewires and 1 zero curve on.
6. Wireless Networking type Electric Wires & Cables temperature hidden danger early warning system according to claim 1, which is characterized in that the nothing
Line combined aural and visual alarm includes the first MCU, wireless communication unit, power supply and battery management module, LED indication unit, buzzer；Institute
When stating wireless combined aural and visual alarm and receiving the alarm signal that gateway is sent by wireless terminal communications unit in functions of wireless, LED refers to
Show that unit issues light warning, buzzer issues alarm sound.
7. Wireless Networking type Electric Wires & Cables temperature hidden danger early warning system according to claim 1, which is characterized in that the object
Cloud platform of networking is connected to PC computer or/and smart phone or/and pad tablet computer or/and big screen display by application server
Show in terminal.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109668637A (en) * | 2018-06-29 | 2019-04-23 | 浙江巨感物联网科技有限公司 | A kind of Wireless Networking type Electric Wires & Cables temperature hidden danger early warning system and method |
| CN110095203A (en) * | 2019-06-27 | 2019-08-06 | 国网江苏省电力有限公司盐城供电分公司 | A kind of temperature of cable junction remote supervision system and its method based on NB-IoT |
| CN110278147A (en) * | 2019-06-20 | 2019-09-24 | 深圳市中创工业互联网有限公司 | A kind of power-saving method of gateway, device and economize on electricity gateway |
| CN113656479A (en) * | 2021-08-18 | 2021-11-16 | 国网北京市电力公司 | Data processing method and device |
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2018
- 2018-06-29 CN CN201821022123.5U patent/CN208399019U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109668637A (en) * | 2018-06-29 | 2019-04-23 | 浙江巨感物联网科技有限公司 | A kind of Wireless Networking type Electric Wires & Cables temperature hidden danger early warning system and method |
| CN110278147A (en) * | 2019-06-20 | 2019-09-24 | 深圳市中创工业互联网有限公司 | A kind of power-saving method of gateway, device and economize on electricity gateway |
| CN110278147B (en) * | 2019-06-20 | 2023-10-20 | 深圳市中创工业互联网有限公司 | Power saving method and device for gateway and power saving gateway |
| CN110095203A (en) * | 2019-06-27 | 2019-08-06 | 国网江苏省电力有限公司盐城供电分公司 | A kind of temperature of cable junction remote supervision system and its method based on NB-IoT |
| CN113656479A (en) * | 2021-08-18 | 2021-11-16 | 国网北京市电力公司 | Data processing method and device |
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