CN108762129A - Multimode adaptively perceives the cold chain things system of transmission - Google Patents
Multimode adaptively perceives the cold chain things system of transmission Download PDFInfo
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- CN108762129A CN108762129A CN201810357738.1A CN201810357738A CN108762129A CN 108762129 A CN108762129 A CN 108762129A CN 201810357738 A CN201810357738 A CN 201810357738A CN 108762129 A CN108762129 A CN 108762129A
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- cold chain
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0428—Safety, monitoring
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/02—Means for indicating or recording specially adapted for thermometers
- G01K1/024—Means for indicating or recording specially adapted for thermometers for remote indication
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/13—Receivers
- G01S19/33—Multimode operation in different systems which transmit time stamped messages, e.g. GPS/GLONASS
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Automation & Control Theory (AREA)
- Management, Administration, Business Operations System, And Electronic Commerce (AREA)
Abstract
The invention discloses the cold chain things system that a kind of multimode adaptively perceives transmission, the system comprises：Data acquisition unit, cloud monitoring center and user terminal, are carried out data transmission between data acquisition unit and cloud monitoring center by wireless network, are attached by network between cloud monitoring center and the user terminal, and data acquisition unit includes：Data acquisition module, data processing module and communication module, cloud monitoring center include：Host computer, server and database, data acquisition unit acquisition and processing position data and temperature data, it is transferred to cloud monitoring center and carries out analysis record, collected temperature information is obtained and transmits by RFID radio frequency identifications or BLE Bluetooth communications, switch transmission data by two kinds of data transfer modes of GPRS and NB-IOT, to reach in real time the temperature data and position data in accurately record cold chain transportation, timely early warning, reliability and the high purpose of trackability.
Description
Technical field
The present invention relates to Internet of Things fields of communication technology, and in particular to a kind of multimode adaptively perceives the cold chain Internet of Things of transmission
System.
Background technology
Cold chain refers to that object of transport needs to keep in transportational process certain low temperature environment, to ensure to transport article quality
Safety is a cryogenic system engineering with high-tech content.Temperature is that cold chain transportation one needs the factor paid close attention to,
Mostly it is both at home and abroad at present to carry out statistical correlation data in the form of thermograph, is remembered again according to temperature after safety accident generation
The data of record investigate problem, and temperature cannot be monitored in real-time, time lag, and problem trace back process is cumbersome, and responsibility is unclear etc..Therefore
A whole Cold Chain Logistics are needed, food, drug iso-metamorphism are expired caused by prevent temperature anomaly.Therefore, in order to ensure matter
Amount safety needs the temperature that supply chain is continuously monitored and controlled.The RFID monitoring devices of profession can be placed on haulage vehicle, with prison
Survey the environment in advancing, but RFID can not be carried out at the same time multi-tag and read (anti-collision) and believe the disadvantage is that read apart from short
Breath amount is relatively low；In the transmission mode for generally using GPRS at present to the remote transmission of information, but there are power consumption height, costs by GPRS
Height, some regions presence signal blind area the problem of；In the positioning method to equipment, GPS is relatively mostly used at present and is positioned,
But the problems such as that there is also positioning accuracies at present is inaccurate by GPS, and indoor signal is weak, power consumption is high.
Invention content
In order to solve the above technical problems, the present invention proposes the cold chain things system that a kind of multimode adaptively perceives transmission,
To reach in real time the temperature data and position data in accurately record cold chain transportation, timely early warning, reliability and trackability
High purpose.
In order to achieve the above objectives, technical scheme is as follows：A kind of multimode adaptively perceives the cold chain Internet of Things of transmission
System, the system comprises：Data acquisition unit, cloud monitoring center and user terminal, the data acquisition unit and the cloud
Carried out data transmission by wireless network between monitoring center, passes through network between the cloud monitoring center and the user terminal
It is attached；
The data acquisition unit includes：Data acquisition module, data processing module and communication module, the data acquisition
Module, the temperature data for acquiring refrigeration equipment and position data；The data processing module is adopted for controlling acquisition module
Collect data and the processing collected data of acquisition module；The communication module, for by data processing module treated data
It is sent to cloud monitoring center；
The cloud monitoring center includes：Host computer, server and database, the host computer, for receiving communication module
The data sent, and data are parsed；The server, for storing the data after parsing to database, simultaneously
Classification push processing is carried out to the data after parsing；The database, for storing user information, refrigeration equipment information, temperature
Information, location information, logistics information and warning information；
The user terminal monitors the temperature information and location information of refrigeration equipment in real time for user.
Further, the data acquisition module includes collection plate, temperature alarm, temperature sampler and station acquisition
Device, the temperature alarm, temperature sampler and station acquisition device are integrated on collection plate, and the temperature alarm is by leading
Line is connect with the temperature sampler, and the temperature sampler includes：Temperature sensor and acquisition of information transmission channel, the temperature
Sensor is spent, collecting temperature information is used for；Described information Acquisition channel, for obtaining temperature information and being transmitted to temperature information
Data processing module；Described information Acquisition channel is RFID radio frequency identifications or BLE Bluetooth communications, and the station acquisition device includes
GPS and Big Dipper positioning.
Further, the positioning method of the station acquisition device is GPS and Big Dipper positioning bimodal manner, based on one of which
Positioning system, another kind are aided positioning system, and during vehicle moves, longitude and latitude does not have in the time threshold of setting
Change, then when being switched over by data processing module control positioning system, then similar situation occurs, positioning system carries out next
Wheel switching.
Further, the data processing module is MCU microcontrollers, and the MCU microcontrollers control temperature sampler
And it is collected data encoding according to transport protocol with station acquisition device gathered data, the data after coding, which pass through, communicates mould
Block is transmitted to cloud monitoring center.
Further, the communication module includes：GPRS transmission module and NB-IOT transmission modules, data processing module root
Switch the working condition between two transmission modules according to the message passing environments being presently in, when specific region does not have NB-IOT transmission
When base station, data processing module activates GPRS transmission module to start to work, transmission data.
Further, the host computer according to transport protocol to communication module transmission come data parse, parsing
Mode parses for structural data, and the format of structural data is：Temperature, longitude, latitude, time, check bit sum flag bit,
When first frame transmission, whole frame is taken all to transmit, in the time threshold node of setting, host computer judges temperature data and position
Whether data change, and if there is a change, then receive the data that transmission comes, while flag bit transmission number 1,2,3 again,
Described digital 1 represents temperature change, and described digital 2 represent change in location, and described digital 3 represent temperature and position all becomes
Change, if do not changed, without transmitting again, flag bit zero setting.
Further, it is by refrigeration equipment ID, temperature to carry out the mode of classification push processing to data in the server
Information, location information, logistics information and warning information are pushed by different users, and the user includes：Refrigeration equipment side,
Cold Chain Logistics, level-one dispatching person and recipient.
Further, the user terminal includes WEB terminals and APP terminals, and the APP terminals include android system
Terminal and IOS system terminals.
The invention has the advantages that：
(1) the present invention is obtained by RFID radio frequency identifications or BLE Bluetooth communications and transmits collected temperature information, can
In a manner of flexibly being selected short distance information to transmit according to actual demand.
(2) the present invention passes through two kinds of data transfer mode switchings of GPRS and NB-IOT, it is ensured that data can be normal, stable
Transmission.
(3) the present invention passes through a kind of structured data transfer method that length is adaptive, it is ensured that under the conditions of limited flow rate
Effective transmission of data.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described.
Fig. 1 is the cold chain things system structural schematic diagram that multimode disclosed by the embodiments of the present invention adaptively perceives transmission；
Fig. 2 is the cold chain things system control flow chart that multimode disclosed by the embodiments of the present invention adaptively perceives transmission；
Number and the corresponding component title represented by letter in figure：
1, data acquisition unit；2, cloud monitoring center；3, user terminal；101, data acquisition module；102, data processing
Module；103, communication module；201, host computer；202, server；203, database.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes.
The present invention provides the cold chain things systems that a kind of multimode adaptively perceives transmission, and operation principle is to pass through RFID
Radio frequency identification or BLE Bluetooth communications obtain and transmit collected temperature information, pass through two kinds of data transmissions of GPRS and NB-IOT
Mode switches transmission data, with reach in real time accurately record cold chain transportation in temperature data and position data, timely early warning,
Reliability and the high purpose of trackability.
With reference to embodiment and specific implementation mode, the present invention is described in further detail.
A kind of multimode adaptively perceives the cold chain things system of transmission as depicted in figs. 1 and 2, the system comprises：Data
Collecting unit 1, cloud monitoring center 2 and user terminal 3 pass through nothing between the data acquisition unit 1 and the cloud monitoring center 2
Gauze network carries out data transmission, and is attached by network between the cloud monitoring center 2 and the user terminal 3；
The data acquisition unit 1 includes：Data acquisition module 101, data processing module 102 and communication module 103, institute
Data acquisition module 101 is stated, the temperature data for acquiring refrigeration equipment and position data；The data processing module 102 is used
In control acquisition module gathered data and the processing collected data of acquisition module；The communication module 103, being used for will be at data
Managing module 102, treated that data are sent to cloud monitoring center 2；
The cloud monitoring center 2 includes：Host computer 201, server 202 and database 203, the host computer 201 are used for
The data that communication module 103 is sent are received, and data are parsed；The server 202, for the data after parsing
It stores to database 203, while classification push processing is carried out to the data after parsing；The database 203, for storing user
Information, refrigeration equipment information, temperature information, location information, logistics information and warning information；
The user terminal 3 monitors the temperature information and location information of refrigeration equipment in real time for user.
Wherein, the data acquisition module 101 includes collection plate, temperature alarm, temperature sampler and station acquisition device,
The temperature alarm, temperature sampler and station acquisition device are integrated on collection plate, and the temperature alarm passes through conducting wire
It is connect with the temperature sampler, the temperature sampler includes：Temperature sensor and acquisition of information transmission channel, the temperature
Sensor is used for collecting temperature information；Described information Acquisition channel, for obtaining temperature information and temperature information being transmitted to number
According to processing module 102；Described information Acquisition channel is RFID radio frequency identifications or BLE Bluetooth communications, and the station acquisition device includes
GPS and Big Dipper positioning.
Wherein, the positioning method of the station acquisition device is GPS and the Big Dipper positions bimodal manner, and one of which is master positioning
System, another kind are aided positioning system, and during equipment moves, longitude and latitude does not become in the time threshold of setting
Change, then when being switched over by the control of data processing module 102 positioning system, then similar situation occurs, positioning system carries out down
One wheel switching.
Wherein, the data processing module 102 is MCU microcontrollers, MCU microcontrollers control temperature sampler and
Station acquisition device gathered data, and be collected data encoding according to transport protocol, the data after coding pass through communication module
103 are transmitted to cloud monitoring center 2.
Wherein, the communication module 103 includes：GPRS transmission module and NB-IOT transmission modules, data processing module 102
Switch the working condition between two transmission modules according to the message passing environments being presently in, when specific region does not have NB-IOT biographies
When defeated base station, data processing module 102 activates GPRS transmission module to start to work, transmission data.
Wherein, the host computer 201 according to transport protocol to communication module 103 transmission come data parse, parsing
Mode be structural data parsing, the format of structural data is：Temperature, longitude, latitude, time, check bit sum flag bit,
When first frame transmits, whole frame is taken all to transmit, in the time threshold node of setting, host computer 201 judges temperature data
Whether change with position data, if there is a change, then receives the data that transmission comes, while flag bit transmission number again
1,2,3, described digital 1 represents temperature change, and described digital 2 represent change in location, and described digital 3 represent temperature and position is all sent out
Changing, if do not changed, without transmitting again, flag bit zero setting.
Wherein, the mode in the server 202 data being carried out with classification push processing is to believe refrigeration equipment ID, temperature
Breath, location information, logistics information and warning information are pushed by different users, and the user includes：It is refrigeration equipment side, cold
Chain logistics, level-one dispatching person and recipient.
Wherein, the user terminal 3 includes WEB terminals and APP terminals, and the APP terminals include Android system terminal
With IOS system terminals.
Collected information is passed through GPRS/NB-IOT networks and Internet by MCU microcontrollers control communication module 103
Host computer 201 is transferred back to, host computer 201 monitors fixed port, and the data received are stored in database 203, cloud
Monitoring center 2 is by Web server 202 by vehicle-mounted refrigerating equipment temperature and device geographical location presentation of information in host computer 201
Interface, user can check that the relevant information of corresponding equipment, mobile phone user can receive service by APP terminals with Website login
The information that device 202 pushes, can carry out monitoring and the information exchange of equipment state, the 201 partial software journey of host computer of cold chain system
Sequence is run at 202 end of server, and the number wanted in oneself permission can be obtained in terminal as long as accessing server 202 by user
According to for user's saving resource and time.
When the temperature of refrigeration equipment terminal reaches the temperature threshold of setting, temperature alarm is to vehicle carried data collecting unit
Alert personnel on 1, while cloud monitoring center 2 is alerted to user, and record data.
The acquisition of temperature collects temperature information using temperature sensor, low by RFID radio frequency identifications or short distance
The BLE Blue-tooth communication methods of power consumption are acquired the acquisition of information, and the mode specifically obtained has MCU microcontrollers control temperature to adopt
Storage, to keep low cost, low-power consumption, acquisition module is designed using bimodulus by the way of, the startup of temperature sampler and sharp
Work is completed by MCU microcontrollers, and to ensure to acquire the reliability of information in the process of running, two ways is according to residing for collection plate
Environment in electromagnetic spectrum, power consumption requirements, logistics cost situations such as selected.
Location information is acquired by way of GPS and Big Dipper bimodulus, is arranged with one of which side in position fixing process
Formula is main positioning method, and a time threshold is arranged in positioning method supplemented by another mode, when finding to be passed through in moving process
When latitude does not change in time threshold, then another station-keeping mode is started by microcontroller, while another being allowed to position
Mode suspend mode carries out the switching of next round when the above situation occurs again.
After the temperature of acquisition and location information are handled in MCU microprocessors, with TCP/IP or udp protocol
Mode package send out, the present invention is on the basis of conventional GPRS transmission mode, it is proposed that GPRS and NB-IOT low-power consumption modes
The information transmission scheme of two ways switching, the control and selection of transmission mode come from the data analysis of cloud monitoring center 2, when
Cloud monitoring center 2 finds not receiving the information of remote transmission in a certain setting time thresholding, or is sent out by location information
Existing monitored device enters a certain specific region, which then sends instructions under meeting to microcontroller without the base stations GSM or the base stations 5G
Device, microcontroller can then activate another communications chip, switch to another communication pattern.This is because GPRS belongs to 2G
Communication, bandwidth, flow, signal strength can be limited to because of the degeneration of the base stations 2G, and NB-IOT is that 5G internet of things oriented is special
A kind of narrowband telecommunication pattern of the low-power consumption proposed, both of which this can disappear that in the evolution process of communication standard
It is long, but can also be coexisted in current a very long time.
Further to save transmission flow, the coding modes such as similar Huffman are carried out to structural data and are handled,
Transmitted bit can be reduced.
Above-described is only the excellent of the cold chain things system that a kind of multimode disclosed in this invention adaptively perceives transmission
Select embodiment, it is noted that for those of ordinary skill in the art, in the premise for not departing from the invention design
Under, various modifications and improvements can be made, these are all within the scope of protection of the present invention.
Claims (8)
1. a kind of multimode adaptively perceives the cold chain things system of transmission, which is characterized in that the system comprises：Data acquisition is single
Member, cloud monitoring center and user terminal, are carried out between the data acquisition unit and the cloud monitoring center by wireless network
Data transmission is attached between the cloud monitoring center and the user terminal by network；
The data acquisition unit includes：Data acquisition module, data processing module and communication module, the data acquisition module
Block, the temperature data for acquiring refrigeration equipment and position data；The data processing module, for controlling acquisition module acquisition
Data and the processing collected data of acquisition module；The communication module, for sending out data processing module treated data
It send to cloud monitoring center；
The cloud monitoring center includes：Host computer, server and database, the host computer are sent for receiving communication module
The data come, and data are parsed；The server, for storing the data after parsing to database, while to solution
Data after analysis carry out classification push processing；The database, for store user information, refrigeration equipment information, temperature information,
Location information, logistics information and warning information；
The user terminal monitors the temperature information and location information of refrigeration equipment in real time for user.
2. multimode according to claim 1 adaptively perceives the cold chain things system of transmission, which is characterized in that the data
Acquisition module includes collection plate, temperature alarm, temperature sampler and station acquisition device, the temperature alarm, temperature acquisition
Device and station acquisition device are integrated on collection plate, and the temperature alarm is connect by conducting wire with the temperature sampler, institute
Stating temperature sampler includes：Temperature sensor and acquisition of information transmission channel, the temperature sensor are believed for collecting temperature
Breath；Described information Acquisition channel, for obtaining temperature information and temperature information being transmitted to data processing module；Described information obtains
It is RFID radio frequency identifications or BLE Bluetooth communications to take channel, and the station acquisition device includes GPS and Big Dipper positioning.
3. multimode according to claim 2 adaptively perceives the cold chain things system of transmission, which is characterized in that the position
The positioning method of collector is GPS and the Big Dipper positions bimodal manner, and one of which is main positioning system, and another kind is auxiliary positioning
System, during vehicle moves, longitude and latitude does not change in the time threshold of setting, then passes through data processing module control
Positioning system processed switches over, then when similar situation occurs, and positioning system carries out next round switching.
4. adaptively perceiving the cold chain things system of transmission according to any multimode in claim 1-3, which is characterized in that
The data processing module is MCU microcontrollers, and the MCU microcontrollers control temperature sampler and station acquisition device acquire number
According to, and be collected data encoding according to transport protocol, the data after coding are transmitted to cloud monitoring center by communication module.
5. multimode according to claim 4 adaptively perceives the cold chain things system of transmission, which is characterized in that the communication
Module includes：GPRS transmission module and NB-IOT transmission modules, data processing module is according to the message passing environments being presently in
Switch the working condition between two transmission modules, when specific region does not have NB-IOT to transmit base station, data processing module activation
GPRS transmission module is started to work, transmission data.
6. multimode according to claim 1 adaptively perceives the cold chain things system of transmission, which is characterized in that described upper
Machine according to transport protocol to communication module transmission come data parse, the mode of parsing is structural data parsing, structure
Change data format be：Temperature, longitude, latitude, time, check bit sum flag bit take whole frame all to pass when first frame transmits
It send, in the time threshold node of setting, host computer judges whether temperature data and position data change, in case of change
Change, then receive the data that transmission comes again, while flag bit transmission number 1,2,3, described digital 1 represents and there was only temperature change,
Described digital 2 represent and there was only change in location, and described digital 3 represent temperature and position all changes, if do not changed,
Without transmitting again, flag bit zero setting.
7. multimode according to claim 1 adaptively perceives the cold chain things system of transmission, which is characterized in that the service
It is by refrigeration equipment ID, temperature information, location information, logistics information and announcement to carry out the mode of classification push processing to data in device
Alert information is pushed by the rank of different user, and the user includes：Refrigeration equipment side, Cold Chain Logistics, level-one dispatching person and
Recipient.
8. multimode according to claim 1 adaptively perceives the cold chain things system of transmission, which is characterized in that the user
Terminal includes WEB terminals and APP terminals, and the APP terminals include Android system terminal and IOS system terminals.
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| CN109859420A (en) * | 2018-12-29 | 2019-06-07 | 航天信息股份有限公司 | A kind of intelligent mobile POS machine system based on NB-IOT |
| CN111988823A (en) * | 2020-08-13 | 2020-11-24 | 北京骑胜科技有限公司 | Vehicle lock control method and device, vehicle lock equipment and storage medium |
| CN112235351A (en) * | 2020-09-16 | 2021-01-15 | 杭州国溯计量技术有限公司 | Medical cold chain monitoring Internet of things system based on NB-IOT communication technology |
| CN112285743A (en) * | 2020-12-28 | 2021-01-29 | 诺领科技(南京)有限公司 | Cloud positioning system and method based on NB-IoT and Beidou |
| CN112671854A (en) * | 2020-12-14 | 2021-04-16 | 中国联合网络通信集团有限公司 | Data processing method, server and system |
| CN113496126A (en) * | 2020-03-20 | 2021-10-12 | 陕西尚品信息科技有限公司 | RFID reader-writer, recording method, mobile terminal device and configuration method |
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