CN103529814B - A kind of Cold Chain Logistics master-slave radio sensing node supervisory system - Google Patents
A kind of Cold Chain Logistics master-slave radio sensing node supervisory system Download PDFInfo
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Abstract
The invention discloses a kind of Cold Chain Logistics master-slave radio sensing node supervisory system, comprise be installed on Cold Chain Logistics transport vehicle on and the host node of being powered by the vehicle power of transport vehicle, it is multiple from node that dispersion is arranged on transport vehicle in each congealer, for monitoring described host node and multiple server from node, and for described host node and multiple wireless communication module from carrying out information interaction between node and between host node and server.Cold Chain Logistics master-slave radio sensing node supervisory system of the present invention, can overcome the defects such as the low and safety in utilization of transportation in prior art difference, to realize the advantage that transportation is high and safety in utilization is good.
Description
Technical field
The present invention relates to Cold Chain Logistics monitoring system technical field, particularly, relate to a kind of Cold Chain Logistics master-slave radio sensing node supervisory system.
Background technology
Cold Chain Logistics, general reference refrigerating based food in production, storage transport, sell, be in the low temperature environment of regulation all the time in the links before final user under, to ensure food quality, reduce a systematic engineering of business of food loss.It take Refrigeration Technique as the low temperature logistics process of means, is need special devices, should be noted that transport process, the time is controlled, the special logistics form of transport kenel.
Cold Chain Logistics is generally divided into refrigeration (freezing) to process, refrigerates (freezing) storage, refrigerates (freezing) transport and dispensing, refrigerates (freezing) sale four parts, and wherein Refrigerated Transport and link of providing and delivering are the weakest links of current Cold Chain Logistics.Owing to there is the factors such as environmental impact, technical limitation, cost, the article quality accident risk that the article temperature in transport and delivery process causes because of unfavorable factor impact is more much bigger than other links.For addressing these problems, needs can continue the change of record article temperature and stored by this temperature data and be sent to background management system.Therefore, for avoiding low temperature food product occurrence temperature ANOMALOUS VARIATIONS or illegally opened in transit, causing consumer after consumption food-safety problem to occur, needing to set up a set of monitoring system for Cold Chain Logistics and be necessary.
Realizing in process of the present invention, inventor finds at least to exist in prior art the defects such as the low and safety in utilization difference of transportation.
Summary of the invention
The object of the invention is to, for the problems referred to above, propose a kind of Cold Chain Logistics master-slave radio sensing node supervisory system, to realize the advantage that transportation is high and safety in utilization is good.
For achieving the above object, the technical solution used in the present invention is: a kind of Cold Chain Logistics master-slave radio sensing node supervisory system, comprise be installed on Cold Chain Logistics transport vehicle on and the host node of being powered by the vehicle power of transport vehicle, it is multiple from node that dispersion is arranged on transport vehicle in each congealer, for monitoring described host node and multiple server from node, and for described host node and multiple wireless communication module from carrying out information interaction between node and between host node and server; Wherein:
Described host node, for detecting the environmental information of residing transport vehicle, receives the information transmitted from node by wireless communication module, and detection gained transport vehicle environmental information and reception gained are sent to server from nodal information by wireless communication module;
Described from node, for detecting the environmental information of residing congealer, and send detection gained congealer environmental information to host node by wireless communication module.
Further, the described number from node, is at least 128; Described host node and at least 128 from node composition Star Network, and carry out networking and communication by the agreement meeting ZigBee standard.
Further, described host node, comprise housing, be arranged on the master node control of described enclosure interior, transport vehicle environmental information sensor, electric power system, real-time timepiece chip, host node wireless communication module and storer, and be arranged on described outside and the external interface be connected with enclosure interior relevant device;
Described transport vehicle environmental information sensor, electric power system, real-time timepiece chip, host node wireless communication module and storer, be connected with master node control respectively; Described electric power system, comprises the vehicle power supply module and rechargeable battery supply module that are equipped with.
Further, described master node control, comprise master-slave mode arrange host CPU and from CPU;
Described host CPU, is connected with transport vehicle environmental information sensor, electric power system, real-time timepiece chip, host node wireless communication module and storer respectively; Described from CPU, be connected with described host CPU and host node wireless communication module respectively.
Further, described host node wireless communication module, comprises the GPRS communication module, GPS communication module and the WIFI communication module that are connected with described host CPU respectively, and respectively with the described ZigBee communication module be connected from CPU.
Further, described external interface, comprises power interface, GPRS antenna interface, gps antenna interface, WIFI interface and ZigBee antennal interface;
Described power interface is connected with described electric power system, described GPRS antenna interface is connected with GPRS communication module, described gps antenna interface is connected with GPS communication module, and described WIFI interface is connected with WIFI communication module, described ZigBee antennal interface and ZigBee communication model calling.
Further, described transport vehicle environmental information sensor, comprises the temperature sensor, humidity sensor, acceleration transducer, the CO that are connected with described master node control, electric power system and host node wireless communication module respectively
2gas sensor and GPS sensor.
Further, described from node, comprise housing, and be arranged on described enclosure interior from node cpu, congealer environmental information sensor, powered battery module, real-time timepiece chip and ZigBee communication module, and be arranged on described outside and the ZigBee antennal interface be connected with enclosure interior relevant device;
Described congealer environmental information sensor, powered battery module, real-time timepiece chip and ZigBee communication module, be connected respectively with from node cpu; Described ZigBee antennal interface, with ZigBee communication model calling.
Further, described congealer environmental information sensor, comprises respectively with described temperature sensor, humidity sensor, acceleration transducer from node cpu and powered battery model calling with illegally open sensor.
Further, describedly illegally open sensor, comprise respectively with the described tongue tube from node cpu and powered battery model calling, and the magnet be equipped with corresponding package case in congealer; Described tongue tube is connected with magnet; And/or,
Described ZigBee antennal interface is input and output bi-directional configuration; The ZigBee antenna matched with described ZigBee antennal interface, adopts PCB antenna.
The Cold Chain Logistics master-slave radio sensing node supervisory system of various embodiments of the present invention, due to comprise be installed on Cold Chain Logistics transport vehicle on and the host node of being powered by the vehicle power of transport vehicle, it is multiple from node that dispersion is arranged on transport vehicle in each congealer, for monitoring host node and multiple server from node, and for host node and multiple wireless communication module from carrying out information interaction between node and between host node and server; Zigbee-technology can be utilized simultaneously in conjunction with master-slave radio sensor-based system, realize the real-time monitoring to information such as article humitures in Cold Chain Logistics transport and dispensing link process, implement to report to the police when humiture exceeds standard or meet with and illegally open, and record can be carried out to the humiture change in transport, delivery process, geography information, realize the monitoring of cold chain article condition and the function such as security alarm, cold chain article overall process information tracing; Thus the defect of the low and safety in utilization difference of transportation in prior art can be overcome, to realize the advantage that transportation is high and safety in utilization is good.
Other features and advantages of the present invention will be set forth in the following description, and, partly become apparent from instructions, or understand by implementing the present invention.
Below by drawings and Examples, technical scheme of the present invention is described in further detail.
Accompanying drawing explanation
Accompanying drawing is used to provide a further understanding of the present invention, and forms a part for instructions, together with embodiments of the present invention for explaining the present invention, is not construed as limiting the invention.In the accompanying drawings:
Fig. 1 is the principle of work schematic diagram of host node in Cold Chain Logistics master-slave radio sensing node supervisory system of the present invention;
Fig. 2 is the principle of work schematic diagram from node in Cold Chain Logistics master-slave radio sensing node supervisory system of the present invention;
Fig. 3 is CC2530 software architecture figure in Cold Chain Logistics master-slave radio sensing node supervisory system of the present invention;
Fig. 4 is CortexM3 software architecture figure in Cold Chain Logistics master-slave radio sensing node supervisory system of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the preferred embodiments of the present invention are described, should be appreciated that preferred embodiment described herein is only for instruction and explanation of the present invention, is not intended to limit the present invention.
Cold Chain Logistics, general reference refrigerating based food in production, storage transport, sell, be in the low temperature environment of regulation all the time in the links before final user under, to ensure food quality, reduce a systematic engineering of business of food loss.Owing to there is the factors such as environmental impact, technical limitation, cost, the article quality accident risk that the article temperature in transport and delivery process causes because of unfavorable factor impact is more much bigger than other links.For addressing these problems, needs can continue the change of record article temperature and stored by this temperature data and be sent to background management system.Therefore, for avoiding low temperature food product occurrence temperature ANOMALOUS VARIATIONS or illegally opened in transit, causing consumer after consumption food-safety problem to occur, setting up a set of monitoring system for Cold Chain Logistics and be necessary.
In order to satisfied intelligent FF logistics system application demand, according to the embodiment of the present invention, as Figure 1-Figure 4, a kind of Cold Chain Logistics master-slave radio sensing node supervisory system is provided.This Cold Chain Logistics master-slave radio sensing node supervisory system, can be used for the real-time management and control of whole logistics progress, food from origin outbound, in transit, arrive destination warehouse-in whole flow process carry out management and supervision, enterprise is helped to grasp freight transportation situation in time, reduce manually-operated error and delayed, use manpower and material resources sparingly, reduce food quality loss, enhance the technical capability of Cold Chain Logistics, improve the efficiency of management, transparency and validity.
The Cold Chain Logistics master-slave radio sensing node supervisory system of the present embodiment, mainly comprises controller, and the sensor be connected with controller respectively, wireless transport module, power module and GPS locating module.
As primary and secondary structure, the Cold Chain Logistics master-slave radio sensing node supervisory system of the present embodiment, generally comprise a host node and multiple from node, host node and multiple from node (being no less than 128) composition Star Network, and carries out networking and communication by the agreement meeting ZigBee standard.Host node is installed on the transport vehicle of Cold Chain Logistics, is powered by vehicle power; Multiple from each congealer that node dispersion is positioned over transport vehicle.Host node contains the sensors such as temperature, humidity, acceleration, CO2 gas, GPS, while the sensor information detecting residing environment, receives the information transmitted from node, and these information are sent to server wirelessly by GPRS or WIFI; Contain temperature, humidity, acceleration from node, illegally the sensor such as to open, the sensor information of residing environment can be detected, and send these information to host node.Be described as follows:
(i) host node:
(1) outward appearance is generally rectangular parallelepiped, and size is generally 160*155*50mm; For ease of fixed installation, interface, the mounting holes etc. such as power supply, antenna, pilot lamp are also reserved when structural design.
(2) electric power system: the mode combined that the power supply of host node adopts vehicle power to power and rechargeable battery is powered.Rechargeable battery rated capacity 450mAh, rated voltage 7.4V.The electric energy of the power supply that outside inputs by power management section or internal battery converts inner modules to and normally to work required power supply.When there being external power source to input, internal battery being charged, when not having power supply to input, using internal battery to power.
(3) host node uses ARMCortexM3 as host CPU (main control chip), is responsible for system management.The function of ARMCortexM3 is: send data by serial ports of computers to host node, arrange running parameter, comprising:
1. networking is carried out as telegon.
2. arrange server ip address and port numbers, timing sends test packet, test network connected state to server.
3. host node data upload mode is set: GPRS, Wi-Fi or ZigBee.
4. power supply is detected, to determine that host node is operated in normal mode or low-power consumption mode.Continue to open GPRS, GPS under normal mode; Under low-power consumption mode, GPRS, GPS are opened in timing.
Host node sensor type (sensor such as humiture, acceleration, carbon dioxide, GPS) is 5. set, opens according to setting.
The transmission time interval of master and slave junction sensor acquisition interval time and host node under 6. normal mode and low-power consumption mode are set:
Under normal mode, the master and slave junction sensor acquisition interval time is generally 1-60 minute, and the unit that goes forward one by one is 1 minute; Host node sends and is generally 1-120 minute interval time, and the unit that goes forward one by one is 1 minute.Under low-power consumption mode, the master and slave junction sensor acquisition interval time is generally 10-60 minute, and the unit that goes forward one by one is 10 minutes; Host node sends and is generally 1 hour-6 hours interval time, and the unit that goes forward one by one is 1 hour.
7. according to the host node acquisition interval time, timing acquiring humiture, carbon dioxide, GPS sensing data; Read acceleration transducer event by the mode of interrupting, receive the sensing data from node by serial ports.
If 8. information send interval be greater than acquisition interval, by gather host node humiture, carbon dioxide, GPS, acceleration and from junction sensor data temporary storage at EEPROM, etc. transmitting time to uploading again; If information sends interval equal acquisition interval, will upload onto the server in real time.
9. can receive and be forwarded from the parameters of node by serial ports, comprising the bound etc. from the ZigBee working frequency range of node, packet numbering, sensor type, acquisition interval time, Temperature Humidity Sensor.
10. read the network state information of master and slave node, comprise from number of nodes etc.
Host node use TI(TexasInstruments) CC2530 as from CPU, complete the communication to each several part module and control, and realize compatible ZigBee wireless communication protocol.
1. the function in Zigbee protocol development requirement can be realized.
2. can be sent the working method of host node CC2530 by serial ports, arrange the working frequency range (CH1-CH16) of host node CC2530, by switching frequency range, anti-interference, guarantee is stablized.
3. can receive parameters from node, router in ZigBee-network by serial ports, and be transmitted to from node by ZigBee-network; Parameters comprises the bound from the ZigBee working frequency range of node, packet numbering, sensor type (use humiture, illegally open, acceleration transducer wherein which sensor), acquisition interval time, Temperature Humidity Sensor.
4., when system needs, can network state information be uploaded, comprise from number of nodes.
(5) host node realizes compatible GPRS wireless communication protocol.Utilize the GPRS/GSM wireless network of operator, for terminal device and data service center (platform) erect a wireless communication link, the transmission of data can be carried out based on this wireless communication link, realize the seamless access with cloud communications platform.
(6) host node contains GPS module, has following characteristics: the u-bolx engine of 50 passages, more than 100 ten thousand effective correlators; Warm start and assistant starting primary positioning time are less than 1 second; The SuperSense of-162dBm catches and tracking sensitivity; Possess KickStart function, can realize when model is faint accelerating to start; Support the A-GPS services such as AssistNowOnline and AssistNowOffline; GPS, GALILEO, SBAS(WAAS, EGNOS, MSAS, GAGAN) mix engine; 5Hz positioned update speed; Setting accuracy is 2.5MCEP; Have the compatible I2C of UART interface, USBV2.0 interface, DDC() interface, SPI interface.
(7) host node includes real-time timepiece chip, and real-time clock, except providing current time, can also produce timing pip, is used for waking CPU up.
(8) host node contains band EEPROM (Electrically Erasable Programmable Read Only Memo) (EEPROM) and stores information from node, and the capacity of EEPROM is 256KB, and use I2C interface to communicate, support the write operation of 1,000,000 times, data can keep 40 years.
(9) the external interface of host node comprises power interface, GPRS antenna interface, gps antenna interface and ZigBee antennal interface.
1. host node power interface: when host node adopts outside vehicle power to power, vehicle power is connected with host node by power interface, and power interface is input interface, input voltage range is direct current 9V ~ 20V.
2. host node GPRS antenna interface adopts SMA interface shape, and be connected with external whip antenna, interface direction is that input and output are two-way.
3. host node ZigBee antennal interface: the ZigBee antennal interface of host node adopts SMA interface shape, and be connected with external whip antenna, interface direction is that input and output are two-way.
(ii) from node:
(1) small and exquisite, frivolous from the structural design of node, be generally rectangular parallelepiped, size is generally 97mm*57mm*7mm.
(2) adopt powered battery from node, the electric energy of battery is converted to inner modules and normally to work required power supply by power management module.When adopting 150mAh powered battery from node, be greater than 1 year serviceable life, average operating current is less than 170uA.
(3) the CC2530 of TI is adopted from the CPU of node, identical with host node, realize compatible ZigBee wireless communication protocol.
(4) comprise real-time timepiece chip, Temperature Humidity Sensor, acceleration transducer from node, can be identical or different with host node;
(5) adopting tongue tube as illegally opening sensor from node, coordinating magnet to detect packing case and whether being opened.
From the external interface of node be ZigBee antennal interface.ZigBee antenna adopts the form of PCB antenna, and interface direction is that input and output are two-way.
(7) can be received by ZigBee and the bound (being generally-10 DEG C ~ 60 DEG C) from the working frequency range (CH1 ~ CH16) of node, packet numbering (1 ~ 10), sensor type (use humiture, illegally open, acceleration transducer wherein which sensor), acquisition interval time, Temperature Humidity Sensor is set.
(8) can according to from the node acquisition interval time, timing acquiring Temperature Humidity Sensor data, and sensing data is sent to CC2530 by ZigBee-network.Can be read by the mode of interrupting and illegally open and acceleration transducer event (tongue tube and magnet-look-at-me-CC2530), and in time sensing data be sent to telegon by ZigBee-network.
If be (9) provided with the bound of Temperature Humidity Sensor, then timing acquiring Temperature Humidity Sensor data, if humiture transfinites, send CC2530 by sensing data by ZigBee-network in time.
(iii) communication protocol:
(1) the Cold Chain Logistics master-slave radio sensing node supervisory system of the various embodiments described above, host node and meet Zigbee protocol standard from the communication between node, by Zigbee protocol composition Star Network between main and subordinate node, bidirectional data communication can be realized between main and subordinate node, working signal can manual configuration, has good network operation function, self-healing and MANET function, exact time synchronization function (main and subordinate node time difference <5ms).Specifically comprise: exist from node application layer valid data: 32 ~ 64BYTE; Working channel configuration interface is provided; Propagation delay time≤6s; Network operation cycle≤60s; Single from node network entry time <10s; The longest networking time <60s; Data packetloss rate <1%; From node data throughput of transmissions >27Kb/s(valid data).
(2) host node by meeting the 2G communication module of GPRS agreement, can realize two-way Wireless Data Transmission with data center.
(3) can run embedded system in main and subordinate node, and leave interface and hold application software to communicate with PC.
(iv) software systems: comprise bottom software, configuration software and application software.
(1) bottom software operates in the software on main and subordinate node hardware.Bottom software on host node mainly complete the initialization of modules, the information gathering various sensor, storage sensor information, with from node networking, receive from the sensor information of node, store from the sensor information of node, upload sensor information to functions such as servers; From the bottom software of node mainly complete modules initialization, gather various sensor information, with host node networking, upload sensor information to functions such as host nodes.
(2) configuration software:
1. host node and the mode of operation from node can be set, comprise host node and divide other sampling interval duration from node, upload interval time etc.
The sensor type that 2. can configure host node and need collection respectively from node and upload.Generally there is Temperature Humidity Sensor, acceleration transducer from node, illegally open sensor; Host node has Temperature Humidity Sensor, acceleration transducer, carbon dioxide sensor, GPS sensor, and reserved sensor interface.
3. can configure the air interface type of wireless sensing node, the air interface of host node comprises GPRS, WIFI and ZigBee, and the air interface of child node only has ZigBee.Host node can be configured with ZigBee, GPRS or WIFI mode networking communication by software.
4. the two kinds of different modes that network and do not network can be configured to when host node works with the networking of ZigBee mode; Can the IP address of configuration server and port numbers when host node works with the networking of GPRS mode.
5. can configure from node device coding etc.
6. can configure by host node the threshold value gathered from junction sensor in the mode of instruction, and can be conducted interviews control by PASSWORD or cryptographic algorithm;
7. working frequency range from node can be configured by host node in the mode of order.
8. can send data by serial ports of computers to host node, arrange and read work parameter, comprising:
A) working method of host node CC2530: telegon, router
B) when host node CC2530 is telegon, host node data upload mode: GPRS, Wi-Fi
C) when host node CC2530 is telegon, server ip address and port numbers
D) sensor type: humiture, acceleration, carbon dioxide, GPS
E), under low-power consumption mode, the master and slave junction sensor acquisition interval time: 10 minutes ~ 60 minutes, the unit that goes forward one by one is 10 minutes
F), under low-power consumption mode, host node sends interval time: 1 hour ~ 6 hours, the unit that goes forward one by one was 1 hour
G), under normal mode, the master and slave junction sensor acquisition interval time: 1 minute ~ 60 minutes, the unit that goes forward one by one is 1 minute
H), under normal mode, host node sends interval time: 1 minute ~ 120 minutes, the unit that goes forward one by one was 1 minute
I) working frequency range of host node CC2530: CH1 ~ CH16
9. can arrange and read the running parameter from node, comprising: sensor type (humiture, illegally open, acceleration transducer); The upper and lower limit of Temperature Humidity Sensor :-10 DEG C ~ 60 DEG C.Working frequency range: CH1 ~ CH16; Packet numbering: 1 ~ 10.
10. can read the network structure of master and slave node: under route sum of series every grade of route from number of nodes, numbering.
(3) application software can show the sensor information, positional information etc. of main and subordinate node to user, meets intelligent FF logistics system application demand, can carry out regarded as output controlling.
During concrete enforcement, the Cold Chain Logistics master-slave radio sensing node supervisory system of above-described embodiment, following equipment can be selected:
⑴Zigbee：
Procotol: compatible ZigBee2007;
Network size:
Star Network: single host node connexon node >=128;
Propagation delay time :≤6s;
The network operation cycle :≤60s;
Node network entry time: <10s;
The networking time: <60s;
Data packetloss rate: <1%;
Child node data transmission throughput: >27Kb/s(valid data).
⑵GPRS：
Radio band: GSM900/1800 double frequency;
Wireless bandwidth: 25-50KB/s;
Communication interface: Transistor-Transistor Logic level serial line interface.
⑶WIFI：
Frequency of operation: 2.412-2.484GHz;
Baud rate: 1200-115200bps;
Communication interface: Transistor-Transistor Logic level serial line interface.
(4) sensor:
1. temperature sensor measurement scope :-40 DEG C ~ 125 DEG C, measuring accuracy: ± 0.3 DEG C.
Host node uses the SHT21 of Sensirion as Temperature Humidity Sensor, this characteristic sensor: each sensor, can the I2C digital signal of outputting standard form through calibration and test, low-power consumption, excellent long-time stability.
2. humidity sensor measurement scope: 0 ~ 100%RH, measuring accuracy: ± 2%RH.
3. carbon dioxide sensor measurement range: 0 ~ 2000ppm, measuring accuracy: ± 50ppm.
Host node adopts the COZIR-A of Britain GSS as carbon dioxide sensor, and this is a super low-power consumption (3.5mW), high performance infrared carbon dioxide sensor, and measurement range is that 0-2000ppm, 0-5000ppm, 0-1% are optional.
4. acceleration transducer measurement range: ± 2g, measuring accuracy ± 10%.
Host node adopts the MMA8453Q of Freescale as acceleration transducer, and this is the capacitor type micro-mechanical accelerometer of a intelligent low-power consumption, three axles, 10 bit resolutions.MMA8453Q has ± 2g/ ± 4g/ ± 8g tri-kinds of optional ranges.MMA8453Q can be configured to the working method that event triggered interrupts exports, and can ensure the low power operation when not having trigger event like this.
5. GPS sensor localization precision: 2.5mCEP(CircularErrorProbable: circular proable error).
Host node uses grand electric H7710EDTU(DataTerminalUnit) realize compatible GPRS wireless communication protocol.H7710EDTU is a wireless DDN based on GPRS/GSM network (DigitalDataNetwork) data communication products.The GPRS/GSM wireless network of H7710E product utilization operator, for terminal device and data service center (platform) erect a wireless communication link, can carry out the transmission of data based on this wireless communication link, realize the seamless access with cloud communications platform.
The Cold Chain Logistics master-slave radio sensing node supervisory system of the various embodiments described above of the present invention, utilize Zigbee-technology simultaneously in conjunction with master-slave radio sensor-based system, realize the real-time monitoring to information such as article humitures in Cold Chain Logistics transport and dispensing link process, implement to report to the police when humiture exceeds standard or meet with and illegally open, and record can be carried out to the humiture change in transport, delivery process, geography information, achieve the monitoring of cold chain article condition and the function such as security alarm, cold chain article overall process information tracing.
Compared with prior art, the Cold Chain Logistics master-slave radio sensing node supervisory system of the various embodiments described above of the present invention, have that networking function is powerful, data reliability is high, monitoring accuracy is high, cost is low, compact, be convenient to install, can effectively stably the environmental information of food in cold chain transportation process be monitored in real time, be gathered and record, and the advantages such as radio remote Distance Transmission can be carried out to the data gathered.
Last it is noted that the foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, although with reference to previous embodiment to invention has been detailed description, for a person skilled in the art, it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (7)
1. a Cold Chain Logistics master-slave radio sensing node supervisory system, it is characterized in that, comprise be installed on Cold Chain Logistics transport vehicle on and the host node of being powered by the vehicle power of transport vehicle, it is multiple from node that dispersion is arranged on transport vehicle in each congealer, for monitoring described host node and multiple server from node, and for described host node and multiple wireless communication module from carrying out information interaction between node and between host node and server; Wherein:
Described host node, for detecting the environmental information of residing transport vehicle, receives the information transmitted from node by wireless communication module, and detection gained transport vehicle environmental information and reception gained are sent to server from nodal information by wireless communication module;
Described from node, for detecting the environmental information of residing congealer, and send detection gained congealer environmental information to host node by wireless communication module;
The described number from node, is at least 128; Described host node and at least 128 from node composition Star Network, and carry out networking and communication by the agreement meeting ZigBee standard;
Described host node, comprise housing, be arranged on the master node control of described enclosure interior, transport vehicle environmental information sensor, electric power system, real-time timepiece chip, host node wireless communication module and storer, and be arranged on described outside and the external interface be connected with enclosure interior relevant device;
Described transport vehicle environmental information sensor, electric power system, real-time timepiece chip, host node wireless communication module and storer, be connected with master node control respectively; Described electric power system, comprises the vehicle power supply module and rechargeable battery supply module that are equipped with;
Described master node control, comprise master-slave mode arrange host CPU and from CPU;
Described host CPU, is connected with transport vehicle environmental information sensor, electric power system, real-time timepiece chip, host node wireless communication module and storer respectively; Described from CPU, be connected with described host CPU and host node wireless communication module respectively.
2. Cold Chain Logistics master-slave radio sensing node supervisory system according to claim 1, it is characterized in that, described host node wireless communication module, comprise the GPRS communication module, GPS communication module and the WIFI communication module that are connected with described host CPU respectively, and respectively with the described ZigBee communication module be connected from CPU.
3. Cold Chain Logistics master-slave radio sensing node supervisory system according to claim 1, is characterized in that, described external interface, comprises power interface, GPRS antenna interface, gps antenna interface, WIFI interface and ZigBee antennal interface;
Described power interface is connected with described electric power system, described GPRS antenna interface is connected with GPRS communication module, described gps antenna interface is connected with GPS communication module, and described WIFI interface is connected with WIFI communication module, described ZigBee antennal interface and ZigBee communication model calling.
4. the master-slave radio sensing node supervisory system of the Cold Chain Logistics according to any one of claim 1-3, it is characterized in that, described transport vehicle environmental information sensor, comprises the temperature sensor, humidity sensor, acceleration transducer, the CO that are connected with described master node control, electric power system and host node wireless communication module respectively
2gas sensor and GPS sensor.
5. Cold Chain Logistics master-slave radio sensing node supervisory system according to claim 1, it is characterized in that, described from node, comprise housing, and be arranged on described enclosure interior from node cpu, congealer environmental information sensor, powered battery module, real-time timepiece chip and ZigBee communication module, and be arranged on described outside and the ZigBee antennal interface be connected with enclosure interior relevant device;
Described congealer environmental information sensor, powered battery module, real-time timepiece chip and ZigBee communication module, be connected respectively with from node cpu; Described ZigBee antennal interface, with ZigBee communication model calling.
6. Cold Chain Logistics master-slave radio sensing node supervisory system according to claim 1, it is characterized in that, described congealer environmental information sensor, comprises respectively with described temperature sensor, humidity sensor, acceleration transducer from node cpu and powered battery model calling with illegally open sensor.
7. Cold Chain Logistics master-slave radio sensing node supervisory system according to claim 6, it is characterized in that, describedly illegally open sensor, comprise respectively with the described tongue tube from node cpu and powered battery model calling, and the magnet be equipped with corresponding package case in congealer; Described tongue tube is connected with magnet; And/or,
Described ZigBee antennal interface is input and output bi-directional configuration; The ZigBee antenna matched with described ZigBee antennal interface, adopts PCB antenna.
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