CN109991897A - Environmental monitoring system in a kind of solid explosive material packing case - Google Patents
Environmental monitoring system in a kind of solid explosive material packing case Download PDFInfo
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- CN109991897A CN109991897A CN201810016867.4A CN201810016867A CN109991897A CN 109991897 A CN109991897 A CN 109991897A CN 201810016867 A CN201810016867 A CN 201810016867A CN 109991897 A CN109991897 A CN 109991897A
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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
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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
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/24—Pc safety
- G05B2219/24024—Safety, surveillance
Abstract
The invention discloses environmental monitoring systems in a kind of solid explosive material packing case, environment monitoring module in packing case, environment monitoring module is being stored and seal box internal environment parameter under traffic condition for recording and obtaining solid-state explosive material in packing case, and it is sent to control equipment in real time by wired or wireless communication modes, so that maintenance personnel establishes the solid-state explosive material environmental information archives；Environment monitoring module includes main control unit, and main control unit connects sensor acquisition unit, communication unit, storage unit, clock unit and power supply unit.System of the invention can effectively solve the problem that the adaptability generated under wired wire laying mode is looked into, wastes the problem of warehouse resource.
Description
One, technical field
The invention belongs to industrial automation monitoring instrument field, environment is supervised in especially a kind of solid-state explosive material seal box
Examining system.
Two, background technique
External environment parameters variation is the main reason that accident occurs for solid-state explosive material, therefore its storage environment requires
Also extremely harsh, solid-state explosive material must be set up standard compliant special warehouse storage, and corresponding monitoring is arranged, and divulges information, prevents
It shines, gas defence, temperature adjustment, fire prevention, explosion-proof, pressure release is moisture-proof, the safety measures such as anti-corrosion.Current solid-state explosive material storage warehouse is most
It is related with the setting storage position of solid-state explosive material and layout using building protection infrastructure, once the latter changes
Become, protection effect and convenience cannot then reach most preferably, and the cost for changing protection infrastructure is larger.Especially join in environment
Number monitoring aspect, the often only monitoring to warehouse overall situation, shortage are separately monitored each solid-state explosive material seal box,
Once leakage or other dangerous situations occur for some explosive material, more time-consuming and response lag is checked.
Although also having application for the environmental monitoring system of single solid-state explosive material seal box before, it is all made of wired
Wire laying mode, i.e., single line corresponds to a solid-state explosive material seal box in warehouse, and the defect of this mode is warehouse wiring
Once it is determined that the storage place of solid-state explosive material seal box is fixed, storage place cannot be arbitrarily changed, and must stop in advance
Enough amount of wiring are to ensure to meet the increase and decrease demand of solid-state explosive material seal box, more waste warehouse resource.
In addition, in the transport of solid-state explosive material, above-mentioned depot protection infrastructure cannot be applied, and due to fortune
A possibility that generation during defeated is jolted and is vibrated and the uncertainty of transportation environment, and solid-state explosive material is caused danger
It is bigger, once dangerous occur also notify driver in time, finally bring immeasurable life and economic loss.
Three, summary of the invention
The present invention provides environmental monitoring system in a kind of solid explosive material packing case and a kind of solid explosive material packing cases
Interior environmental monitoring system can effectively solve the problem that the adaptability generated under wired wire laying mode is looked into, wastes the problem of warehouse resource.
An embodiment provides environmental monitoring systems in a kind of solid explosive material packing case, comprising: packaging
Environment monitoring module in case, item is being stored and transported to environment monitoring module for recording and obtaining solid-state explosive material in packing case
Seal box internal environment parameter under part, and control equipment is sent to by wirelessly or non-wirelessly mode in real time；Environment monitoring module packet
Main control unit is included, main control unit connects sensor acquisition unit, communication unit, clock unit and power supply unit.
Preferably, sensor acquisition unit includes temperature and humidity acquisition module and external and internal pressure acquisition module.
Preferably, sensor unit further includes acceleration acquisition module.
Preferably, the communication unit of environment monitoring module is by gateway and data acquisition computer communicates or and hand-held set
Communication.
Preferably, environment monitoring module is equipped with independent radio receiving transmitting module and respective node address is different, wireless receiving and dispatching
Module is communicated with radio network gateway simultaneously, and radio network gateway collects the information that radio receiving transmitting module is sent, and is sent to data acquisition meter
Calculation machine, data acquisition computer can identify that varying environment monitors system hair by the different node address of radio receiving transmitting module
The information sent, while data acquisition computer sends control to environmental monitoring system using radio network gateway by node address and refers to
It enables.
Preferably, environment monitoring module and the point-to-point independent communication of hand-held set, hand-held set passes through binding environment prison before communicating
Radio receiving transmitting module node address binds corresponding environmental monitoring system on examining system, when communication, environmental monitoring system directly to
Hand-held set sends parsing data, and hand-held set directly sends control instruction to corresponding environmental monitoring system.
Preferably, the working condition of acceleration acquisition module detection packing case, when packing case is in stored condition, sensing
Device acquisition unit opens acquisition, and wireless telecommunications are in reiving/transmitting state, and environment monitoring module is actively to control equipment transmission timing
Acquire data；When packing case is in travel position, sensor acquisition unit is closed, and wireless telecommunications are in silent status, environment
Monitoring modular does not actively acquire data to control equipment transmission timing.
Preferably, power supply unit includes 24 hours power supply modules and relay power supply module；Power supply module includes within 24 hours
RTC clock module and ZANW900 radio receiving transmitting module, when radio receiving transmitting module receives control device command or reaches 10s-
The timing acquiring period of 600000s opens relay power supply module；Or when external CAN control equipment access when, open after
Electrical appliance module；24 hours power supply modules are made of two-stage decompression, and level-one decompression is depressurized to 9V by external 28V, and second level is depressured by 9V
3.3V, 9V and 7.2V battery needed for being depressurized to often electricity are connect by diode, realize that external power supply and internal cell switch；After
Electric power supply module is made of level-one decompression and second level boosting, and level-one decompression is depressurized to 3.3V by external 28V, second level boosting by
3.3V boosts to 5V needed for work, 28V and 7.2V battery and is connect by diode, realizes that external power supply is cut with internal cell
It changes.
Preferably, environment monitoring module and control equipment are by CAN wire communication protocol, and communication is all by controlling every time
Control equipment is initiated, and sends data frame to environment monitoring module, and environment monitoring module carries out response, when there is data frame in bus,
Sending device ID and receiving device ID in environment monitoring module detection data frame judges whether it is that control equipment issues oneself
Data frame, if not doing any response then；If then judging the function code and data in data frame；If function code is not association
The function code or data for discussing and deciding justice do not meet agreement, then are determined as that instruction ignore, environment monitoring module are sent out to control equipment
Send instruction errors fault message；If function code is the function code of protocol definition, and data fit agreement, then decision instruction has
Effect, environment monitoring module execute instruction the operation of requirement and return to response message.
Preferably, the communications protocol of environment monitoring module and control equipment is WIAPA home control network communication protocol, timing acquiring
It is initiated with warning message by environment monitoring module, sends data frame to control equipment, control equipment wireless answering, command information
It is initiated by control equipment, sends data frame to environment monitoring module, environment monitoring module carries out response；When 10s-600000s's
The timing acquiring period then, environment monitoring module to control equipment transmission timing acquisition data and alert data, control equipment without
Need response；When controlling equipment and sending control instruction, wireless node address in environment monitoring module detection data frame, judgement is
No is that control equipment issues the data frame of oneself, if not doing any response then；If then judging the function code in data frame
And data；If function code is not that the function code of protocol definition or data do not meet agreement, it is determined as instruction ignore, to control
Control equipment sends instruction errors fault message；If function code is the function code of protocol definition, and data fit agreement, then sentence
Fixed instruction effectively, executes instruction the operation of requirement and returns to response message.
Environmental monitoring system and environmental monitoring system provided by the invention have technical effect beneficial below:
1. can be sealed storing and flexibly monitoring solid-state explosive material using wired and wireless communication simultaneously under traffic condition
Environment in case realizes temperature and humidity, external and internal pressure, the acquisition of the various environmental parameters such as vibration.
2. the defect of conventional apparatus can be overcome, is storing and utilizing CAN wired wireless with WIAPA under traffic condition simultaneously
Communication flexibly monitors environment in solid-state explosive material seal box, and can extend the service life of device by low power dissipation design, real
Existing long term monitoring.
Detailed description of the invention
Fig. 1 is that environmental monitoring system passes through one reality of WIAPA wireless telecommunications in solid explosive material packing case of the invention
Apply the schematic diagram of example.
Fig. 2 is the reality of environmental monitoring system in solid explosive material packing case of the invention communicated by CAN
Apply the schematic diagram of example.
Fig. 3 is the schematic diagram of one embodiment circuit block diagram of environment monitoring module of the invention.
Fig. 4 is the schematic diagram of one embodiment of the mechanical structure of environment monitoring module of the invention.
Fig. 5 is power supply mode schematic diagram of the invention.
Fig. 6 is the schematic diagram that environment monitoring module of the invention is mounted on one embodiment on packing case.
Fig. 7 is TMS320F28335 main program flow chart of the invention.
Specific embodiment
Below in conjunction with attached drawing of the embodiment of the present invention, technical solution in the embodiment of the present invention is purged, completely
Description, it is clear that the described embodiments are merely a part of the embodiments of the present invention, instead of all the embodiments.Based on this hair
Bright embodiment, those skilled in the art's other embodiments obtained without making creative work, all
Belong to the scope of protection of the invention.
With reference to FIG. 1 to FIG. 3, in one embodiment of the invention, environmental monitoring system packet in solid explosive material packing case
Include: environment monitoring module in packing case, in packing case environment monitoring module for record and obtain solid-state explosive material in storage and
Seal box internal environment parameter under traffic condition, and it is sent to control equipment in real time by wired or wireless communication modes, so as to
Maintenance personnel establishes the solid-state explosive material environmental information archives；Environment monitoring module includes main control unit, and main control unit connection passes
Sensor acquisition unit, communication unit, storage unit, clock unit and power supply unit.
The main control unit of environment monitoring module can be using the low-power consumption TMS320F28335 chip of TI company as micro-control
Device processed, and modelled signal pickup, signal condition, power management and radio network gateway realize signal acquisition, signal storage and
The processes such as signal transmission.Front-end collection unit is responsible for completing pressure, temperature and humidity, the acquisition of acceleration quadrinomial parameter, and is equipped with signal
The voltage value for acquiring signal is adjusted to the accessible voltage level of microcontroller by conditioning circuit.Wherein sensor acquisition unit
For environmental monitoring system to temperature parameter, humidity parameter, three shaft vibration parameters, environment internal pressure parameter, environment external pressure parameter reality
When acquire；Wherein storage unit realizes depositing for the state parameters such as environment monitoring module collection period, sensor acquisition data etc.
Storage；Communication of the communication unit for state parameter and sensor acquisition data is realized；Clock unit is used for system clock timing,
Even if guaranteeing to extract in battery and without external power supply being capable of accurate timing；Power supply unit is for providing internal system not
With the supply voltage of module.
Referring to fig. 4, environment monitoring module structure is made of ontology storehouse 2, sensor storehouse and battery case 3, wherein sensor storehouse
It is placed in inside ontology storehouse 2, is connected between battery compartment 3 and ontology storehouse 2 using common pin；Main control chip built in ontology storehouse 2 is deposited
Reservoir, WIA-PA wireless communication module, power management, acceleration transducer, case external environment pressure sensor and other supports
Circuit guarantees enough rigidity to guarantee vibration measurement precision；Environmental pressure in Temperature Humidity Sensor built in sensor storehouse and case
Sensor is isolated to reduce influence of the firing box internal high temperature to ontology cabin circuit with ontology storehouse 2, and improves sensor response
Speed；Lithium battery is installed, mounting hole is placed in 1 top of bottom plate, and uses Guide Rail Design inside battery compartment 3；Plate aerial, battery
Warehouse lid is placed at the top of environment monitoring module.All warehouse wall thickness depend on interior arrangement volume and requirement of shelter, and bottom end wall thickness omits
Greater than other wall thickness.
Referring to Fig. 6, environment monitoring module is installed on double-layer seal tank wall bottom, and wherein temperature sensor probe protrudes into close
To incude solid-state explosive material local environment temperature in real time in joint sealing, need to carry out signal wire and warehouse upper cover during installation close
Envelope, had both prevented high pressure gas in seal box from leaking to ambient enviroment, was also prevented from it into ontology storehouse 2.
Referring to Fig. 1, Fig. 2, storing and transporting security system has following characteristic:
A, working condition has a stored condition and travel position, and under stored condition, vibration acquisition is opened and wireless telecommunications are in
Transmitting-receiving, environment monitoring device actively acquire data to control equipment transmission timing；Under travel position, vibration acquisition is closed and nothing
Line communication does not actively acquire data to control equipment transmission timing in silence, environment monitoring device；
B, communication modes have a wireless telecommunications and wire communication, and when wireless telecommunications, environment monitoring device can pass through gateway and number
It communicates, can also directly be communicated with hand-held set, the two needs to switch according to collecting computer；When wire communication, environment monitoring device can
It is communicated with inspection platform, can also be communicated with mobile unit, need to connect respective connector；
For solid-state explosive material in life cycle management, the most of the time, all in storehouse stored condition, it is close to be stored in inflation
In the seal box of envelope, multiple seal boxs are stored in storehouse according to certain intervals.Under stored condition, environment monitoring module is not firm
Apply vibration monitoring, the default monitoring frequency of temperature and humidity and pressure is 2 times/week, and is adjusted.When warehouse area is larger, storage is close
It spends in higher situation, for the decaying for reducing wireless signal, multiple wireless adapters can be laid out in entire storehouse.
Data acquisition computer and radio network gateway specifically include that the control function of environment monitoring module
A, environment monitoring module essential information setting and obtain (cabinet number, solid-state explosive material number, network address,
Network channel and PANID, clock, remaining capacity, residual storage capacity etc.)；
B, environment monitoring module sensor information setting and obtain (status command, data read command, monitoring frequency,
Alarm threshold value, historical data etc.)；
C, motor information setting and acquisition (switch cover and locking motor action frequency, erasing instruction etc.)；
D, the switching of stored condition and travel position.
Solid-state explosive material is in travel position when delivering transport, transfer.The measurement for needing opening impact to overload when transport
To monitor the vibration event in transport being more than threshold value.When vibration is more than starting threshold value, vibratory impulse result then give by real-time Transmission
Wired monitoring device；When no more than starting threshold value, monitoring result is not required to save and is also not required to transmit.
Wired monitoring device specifically includes that the control function of environment monitoring module
A, environment monitoring module essential information setting and obtain (cabinet number, solid-state explosive material number, network address,
Network channel and PANID, clock, remaining capacity etc.)；
B, environment monitoring module sensor information setting and obtain (status command, data read command, monitoring frequency,
Alarm threshold value, historical data etc.)；
C, motor information setting and acquisition (switch cover and locking motor action frequency, erasing instruction etc.)；
D, the switching of stored condition and travel position.
The storage unit of environment monitoring module stores separated mechanism using FLASH storage and SD card, the former is for storing
The low capacities data such as system status parameters, temperature, humidity, pressure, the latter is for storing the large capacities numbers such as vibration, electronic record
According to.
Every environment monitoring module can be equipped with independent ZANW900 radio receiving transmitting module and respective node address is different,
Radio receiving transmitting module operating mode is divided into network mode and ad hoc mode:
A, under network mode, more environment monitoring devices can be communicated with radio network gateway simultaneously, and radio network gateway will collect information
It is sent to data acquisition computer by cable, data acquisition computer can be identified by the different node address of ZANW900
Varying environment monitoring device simultaneously parses collection information.Data acquisition computer can utilize wireless network by the node address simultaneously
It closes and sends control instruction to corresponding equipment, information parsing and control instruction are defined by WIAPA home control network communication protocol；
B, under ad hoc mode, an environment monitoring device is individually communicated with a hand-held set, and hand-held set passes through before communicating
It binds radio receiving transmitting module node address in environment monitoring device and binds corresponding environment monitoring device, when communication, environmental monitoring
Device directly sends parsing data to hand-held set, and hand-held set directly sends control instruction, information to corresponding environment monitoring device
Parsing and control instruction are defined by WIAPA home control network communication protocol；
C, network mode, which switches to ad hoc mode from data acquisition computer to environment monitoring device, sends instruction in fact
Existing, ad hoc mode, which switches to network mode from hand-held set to environment monitoring device, sends instruction realization.
D, since WIA-PA wireless module transmission electric current is larger, usually in a dormant state to save electric energy, only exist
It is waken up when work.
The WIA-PA signal that wireless network adapter emits for receiving environment monitoring module under warehouse storage mode,
And data acquisition computer is transmitted to by cable, the agreement that radio network gateway is responsible for other networks in WIA-PA network and warehouse turns
It changes and is mapped with data, realize the management and resource allocation of WIA-PA network node.The environmental data of each seal box can be led to
It crosses Ethernet and is transmitted to data acquisition computer, and each seal box working condition is analyzed.
Referring to Fig. 5, the power supply unit of environment monitoring module is made of 24 hours power supply modules and relay power supply module.
Wherein, 24 hours power supply modules include RTC clock module and ZANW900 radio receiving transmitting module, when radio receiving transmitting module receives control
Control equipment order or when reaching predetermined timing, opens relay power supply module, or when external CAN control equipment access
When, relay module is opened, relay power supply module is by owning in addition to RTC clock module and ZANW900 radio receiving transmitting module
Module composition, power supply unit power supply measure are as follows:
A, to guarantee low-power consumption, 24 hours power supply modules are made of two-stage decompression, and level-one decompression is depressurized to by external 28V
9V, 3.3V, 9V and 7.2V battery needed for second level decompression is depressurized to often electricity as 9V are connect by diode, realization external power supply and
Internal cell switching；
B, to reduce system operating voltage, relay power supply module is made of level-one decompression and second level boosting, level-one decompression
3.3V is depressurized to by external 28V, second level boosting boosts to 5V needed for work, 28V and 7.2V battery as 3.3V and connects by diode
It connects, realizes that external power supply and internal cell switch.
Referring to fig. 2, environment monitoring module can be communicated by wired mode and inspection platform or mobile unit.
Referring to Fig. 7, the software design of environment monitoring module mainly includes the following aspects: sensor data acquisition, nothing
The step of line network communication, CAN bus communication, F28335 scheme control etc., main flow, is as follows:
1) it initializes.Including clock, SCI mouthfuls (wireless communication module), CAN mouthfuls (wire communication module), FLASH storage
The initialization such as device, ADC, timer opens total interruption and Interruption, and enters low power consumpting state；
2) when timer reaches setting value or receives control command, microcontroller is waken up；
If 3) internal timing wake up, acquire one group of sensing data and store, judge whether be more than threshold value, then into
Enter low power consumpting state；It is waken up if host node, then judges and execute instruction；
4) automatically into low power consumpting state after processing terminate 3 minutes.
Software architecture mainly uses Interruption and external mode to realize, F28335 peripheral interrupt expansion module (PIE) point
At 8 interrupt modules, 96 independent interrupts can be supported.When handling interrupt service routine, CPU obtains automatically it is corresponding interrupt to
Amount, saves instantaneous register value, and interrupt vector is made to be directed toward interrupt service subroutine.
During CAN wire communication actualizing, communication is all initiated by control equipment every time, to environment monitoring module
Data frame is sent, environment monitoring module needs response, communication process are as follows:
A, when there is data frame in bus, sending device ID and receiving device ID in environment monitoring module detection data frame,
Judge whether it is that control equipment issues the data frame of oneself, if not doing any response then；If then judging in data frame
Function code and data；
If B, function code is not that the function code of protocol definition or data do not meet agreement, it is determined as instruction ignore,
Instruction errors fault message is sent to control equipment at once；If function code is the function code of protocol definition, and data fit is assisted
View, then decision instruction is effective, executes instruction the operation of requirement at once and returns to response message；
C, during CAN communication, when environment monitoring module breaks down, corresponding event is immediately controlled in environment monitoring module
Barrier unit stops working, and when receiving the environment monitoring module fault message inquiry instruction of host node transmission, sends out to host node
Send environment monitoring module fault message.
In the implementation process of WIAPA home control network communication protocol, timing acquiring and warning message are sent out by environment monitoring module
It rises, sends data frame to control equipment, control equipment wireless answering, command information is initiated by control equipment, to environmental monitoring mould
Block sends data frame, and environment monitoring module needs response, communication process are as follows:
A, when the timing acquiring period then, environment monitoring module to control equipment transmission timing acquisition data and alarm number
According to control equipment is not necessarily to response；
B, when controlling equipment transmission control instruction, wireless node address in environment monitoring module detection data frame, judgement
It whether is that control equipment issues the data frame of oneself, if not doing any response then；If then judging the function in data frame
Code and data；
If C, function code is not that the function code of protocol definition or data do not meet agreement, it is determined as instruction ignore,
Instruction errors fault message is sent to control equipment at once；If function code is the function code of protocol definition, and data fit is assisted
View, then decision instruction is effective, executes instruction the operation of requirement at once and returns to response message.
In one embodiment of the invention, sensor unit can also include battery capacity acquisition module.
In one embodiment of the invention, environmental monitoring system is equipped with independent radio receiving transmitting module and respective node
Address is different, and radio receiving transmitting module is communicated with radio network gateway simultaneously, and radio network gateway collects the letter that the radio receiving transmitting module is sent
Breath, and it is sent to data acquisition computer, data acquisition computer can be known by the different node address of radio receiving transmitting module
The information that other varying environment monitoring system is sent, while data acquisition computer utilizes radio network gateway to institute by node address
It states environmental monitoring system and sends control instruction.
Above content is only citing made for the present invention and explanation, affiliated those skilled in the art are to institute
The specific embodiment of description is done various modifications or additions or is substituted using similar method, without departing from invention or
Person surmounts range defined in present claims, is within the scope of protection of the invention.
Claims (10)
1. environmental monitoring system in a kind of solid explosive material packing case characterized by comprising environmental monitoring mould in packing case
Block, in the packing case environment monitoring module for record and obtain solid-state explosive material store and traffic condition under in seal box
Portion's environmental parameter, and control equipment is sent to by wirelessly or non-wirelessly mode in real time；The environment monitoring module includes master control list
Member, the main control unit connection sensor acquisition unit, communication unit, clock unit and power supply unit.
2. system according to claim 1, it is characterised in that: the sensor acquisition unit includes temperature and humidity acquisition module
With external and internal pressure acquisition module.
3. system according to claim 1 or 2, which is characterized in that the sensor unit further includes acceleration acquisition mould
Block.
4. system according to claim 1 or 2, which is characterized in that the communication unit of the environment monitoring module passes through net
It closes with data acquisition computer communication or is communicated with hand-held set.
5. system according to claim 4, which is characterized in that the environment monitoring module is equipped with independent wireless receiving and dispatching mould
Block and respective node address are different, and the radio receiving transmitting module is communicated with radio network gateway simultaneously, described in the radio network gateway is collected
The information that radio receiving transmitting module is sent, and it is sent to data acquisition computer, data acquisition computer can pass through wireless receiving and dispatching
The information that the different node address identification varying environment monitoring system of module is sent, while data acquisition computer passes through the section
Dot address sends control instruction to the environmental monitoring system using the radio network gateway.
6. system according to claim 4, which is characterized in that the environment monitoring module and hand-held set are point-to-point individually logical
News, hand-held set binds corresponding environmental monitoring system by radio receiving transmitting module node address on binding environmental monitoring system before communicating
System, when communication, environmental monitoring system directly sends parsing data to hand-held set, and hand-held set is directly to corresponding environmental monitoring system
Send control instruction.
7. system according to claim 3, which is characterized in that the acceleration acquisition module detects the work of the packing case
Make state, when the packing case is in stored condition, the sensor acquisition unit opens acquisition, and wireless telecommunications are in transmitting-receiving
State, the environment monitoring module actively acquire data to the control equipment transmission timing；The packing case is in transport shape
When state, the sensor acquisition unit is closed, and wireless telecommunications are in silent status, and the environment monitoring module is not actively to institute
State control equipment transmission timing acquisition data.
8. system according to claim 1 or 2, which is characterized in that said supply unit include 24 hours power supply modules and
Relay power supply module；24 hours power supply modules include RTC clock module and ZANW900 radio receiving transmitting module, when wireless
Transceiver module receives control device command or reaches the timing acquiring period of 10s-600000s, opens relay power supply module；Or
Person opens relay module when external CAN control equipment access；24 hours power supply modules are made of two-stage decompression, and one
Grade decompression is depressurized to 9V by external 28V, and 3.3V, 9V and 7.2V battery needed for second level decompression is depressurized to often electricity as 9V pass through diode
Connection realizes that external power supply and internal cell switch；The relay power supply module is made of level-one decompression and second level boosting, and one
Grade decompression is depressurized to 3.3V by external 28V, and second level boosting boosts to 5V needed for work, 28V and 7.2V battery by two as 3.3V
Pole pipe connection realizes that external power supply and internal cell switch.
9. system according to claim 1 or 2, which is characterized in that the environment monitoring module and the control equipment are logical
CAN wire communication protocol is crossed, communication is all initiated by the control equipment every time, and Xiang Suoshu environment monitoring module sends data
Frame, the environment monitoring module carries out response, when there is data frame in bus, sends out in the environment monitoring module detection data frame
Device id and receiving device ID are sent, judges whether it is that the control equipment issues the data frame of oneself, if not doing then any
It responds；If then judging the function code and data in data frame；If the function code is not the function code of protocol definition, Huo Zhesuo
It states data and does not meet agreement, be then determined as that instruction ignore, the environment monitoring module send instruction errors to the control equipment
Fault message；If the function code is the function code of protocol definition, and data fit agreement, then decision instruction is effective, described
Environment monitoring module executes instruction the operation of requirement and returns to response message.
10. system according to claim 1 or 2, which is characterized in that the environment monitoring module and the control equipment
Communications protocol is WIAPA home control network communication protocol, and timing acquiring and warning message are initiated by environment monitoring module, is set to the control
Preparation send data frame, the control equipment wireless answering, and command information is initiated by the control equipment, Xiang Suoshu environmental monitoring mould
Block sends data frame, and the environment monitoring module carries out response；When 10s-600000s the timing acquiring period then, the ring
Border monitoring modular acquires data and alert data to the control equipment transmission timing, and the control equipment is not necessarily to response；Work as institute
When stating control equipment and sending control instruction, wireless node address in the environment monitoring module detection data frame, judge whether be
Control equipment issues the data frame of oneself, if not doing any response then；If then judging the function code sum number in data frame
According to；If the function code is not that the function code of protocol definition or data do not meet agreement, it is determined as instruction ignore, to institute
It states control equipment and sends instruction errors fault message；If the function code is the function code of protocol definition, and data fit is assisted
View, then decision instruction is effective, executes instruction the operation of requirement and returns to response message.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111780808A (en) * | 2020-07-10 | 2020-10-16 | 北京航宇军科机电设备有限公司 | Detection device and detection system |
| CN112684730A (en) * | 2020-12-04 | 2021-04-20 | 上海航天设备制造总厂有限公司 | Intelligent monitoring system for storage, transportation and packaging box environment |
| CN113465671A (en) * | 2021-07-01 | 2021-10-01 | 上海华穗电子科技有限公司 | Method and device for monitoring environmental parameters and electronic equipment |
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2018
- 2018-01-02 CN CN201810016867.4A patent/CN109991897A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111780808A (en) * | 2020-07-10 | 2020-10-16 | 北京航宇军科机电设备有限公司 | Detection device and detection system |
| CN112684730A (en) * | 2020-12-04 | 2021-04-20 | 上海航天设备制造总厂有限公司 | Intelligent monitoring system for storage, transportation and packaging box environment |
| CN113465671A (en) * | 2021-07-01 | 2021-10-01 | 上海华穗电子科技有限公司 | Method and device for monitoring environmental parameters and electronic equipment |
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