CN108922151B - Compound intelligent monitoring device - Google Patents
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- CN108922151B CN108922151B CN201810977926.4A CN201810977926A CN108922151B CN 108922151 B CN108922151 B CN 108922151B CN 201810977926 A CN201810977926 A CN 201810977926A CN 108922151 B CN108922151 B CN 108922151B
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- 238000012806 monitoring device Methods 0.000 title claims abstract description 21
- 150000001875 compounds Chemical class 0.000 title description 3
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- 238000012545 processing Methods 0.000 claims abstract description 22
- 238000005070 sampling Methods 0.000 claims abstract description 17
- 238000013500 data storage Methods 0.000 claims abstract description 14
- 239000002131 composite material Substances 0.000 claims abstract description 13
- 230000006870 function Effects 0.000 claims abstract description 12
- 230000005059 dormancy Effects 0.000 claims abstract description 9
- 230000005540 biological transmission Effects 0.000 claims abstract description 7
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 13
- 229910052744 lithium Inorganic materials 0.000 claims description 13
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- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 2
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- 238000011161 development Methods 0.000 description 2
- 229910001416 lithium ion Inorganic materials 0.000 description 2
- 206010063385 Intellectualisation Diseases 0.000 description 1
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Classifications
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- 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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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C19/00—Electric signal transmission systems
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/02—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP]
- H04L67/025—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP] for remote control or remote monitoring of applications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/50—Network services
- H04L67/52—Network services specially adapted for the location of the user terminal
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/02—Services making use of location information
- H04W4/025—Services making use of location information using location based information parameters
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Abstract
The invention relates to the field of intelligent monitoring of safety transportation of important equipment, precise instruments and dangerous chemicals, in particular to a composite intelligent monitoring device. The device integrates vibration data, inclination angle data, real-time positioning information acquisition, wired local communication and wireless remote communication with various data acquisition functions and data transmission functions. The device comprises a central processing unit, a Bluetooth module, a GPS module, a GPRS module, a data acquisition module, a data storage module, an AD voltage sampling module, a dormancy awakening module and a voltage conversion module; the central processing unit is respectively connected with the Bluetooth module, the GPS module, the GPRS module, the data acquisition module, the data storage module, the RTC power supply module, the AD voltage sampling module, the dormancy awakening module and the voltage conversion module.
Description
Technical Field
The invention relates to the field of intelligent monitoring of safety transportation of important equipment, precise instruments and dangerous chemicals, in particular to a composite intelligent monitoring device.
Background
Along with the rapid development of economic construction in China, the field of equipment and article safety transportation monitoring at the present stage is developing towards the direction of intellectualization, high speed and integration. With the rapid development of high and new technologies such as communication technology, computer control technology, intelligent perception technology and the like, the intelligent monitoring technology is participating in the dynamic monitoring and intelligent acquisition process, and plays a significant role in the whole intelligent monitoring system field. For example, safety transportation problems such as major equipment, precise instruments, hazardous chemicals and the like relate to the application of intelligent monitoring integrated equipment, in a transportation intelligent monitoring system, the intelligent monitoring system is provided with an accurate monitoring device which is used for acquiring vibration data, inclination angle data and gas pressure data of a detected object and has real-time positioning and remote communication functions, and the intelligent monitoring device is necessary.
In conclusion, the intelligent monitoring technology has very important significance for guaranteeing transportation safety and enhancing logistics monitoring. At present, a compound intelligent monitoring device or instrument with a technological front is needed to meet the monitoring requirement in a monitoring system in the safety transportation industry. The introduction of the innovative high-tech intelligent monitoring device is necessary to reduce the damage degree of articles in the transportation industry, and practical benefits are brought to the safe transportation monitoring industry of the articles.
In the current intelligent monitoring field of the article safety transportation industry, the lack of modern front monitoring technical means is concentrated in the processes of vehicle transportation running and the like, and the real-time monitoring technology for monitored equipment has the following defects: the data acquisition type is single, the data acquisition frequency is low, the data acquisition precision is low, the operation function of the processor is not strong enough, the wireless communication function is lost, and the like, so that important data information of articles in the transportation process cannot be timely reported and reported to a remote monitoring center in various types.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a composite intelligent monitoring device which integrates the functions of vibration data, inclination angle data, real-time positioning information acquisition, wired local communication, wireless remote communication and data transmission into a whole, has a main frequency of 168M, has a vibration sampling frequency of 600Hz, a sampling precision of 0.01g, an inclination angle sampling frequency of 200Hz, a sampling precision of 0.1 DEG, has a gas pressure acquisition time interval of 10Min and a pressure sampling precision of 0.2kPa, is powered by a built-in lithium battery, has a endurance mileage of more than 90 days, and is a high-performance high-precision composite intelligent monitoring device with a protection grade of IP 66.
The invention adopts the following technical scheme that the device comprises a central processing unit, a Bluetooth module, a GPS module, a GPRS module, a data acquisition module, a data storage module, an AD voltage sampling module, a dormancy awakening module and a voltage conversion module.
The central processing unit is respectively connected with the Bluetooth module, the GPS module, the GPRS module, the data acquisition module, the data storage module, the RTC power supply module, the AD voltage sampling module, the dormancy awakening module and the voltage conversion module.
As a preferable scheme of the invention, the invention further comprises a 4.2V-to-3.3V module, a 4.2V-to-3.9V module, a USB communication module, an RTC power supply module, an RS485 communication module and an indicator light module, wherein the 4.2V-to-3.3V module converts 4.2V voltage into 3.3V voltage; the Bluetooth module and the GPS module are connected with the respective 4.2V-to-3.3V module, and the GPRS module is connected with the 4.2V-to-3.9V module; the input of the voltage conversion module is connected with a 4.2V lithium battery; the central processing unit is respectively connected with the USB communication module, the RS485 communication module, the RTC power supply module and the indicator lamp module; the core chip of the central processing unit adopts an STM32F407ZGT6 chip.
As another preferable scheme of the invention, the GPRS module is connected with the SIM card; the dormancy awakening module adopts two vibration switches, and the two vibration switches are orthogonally placed; the data acquisition module adopts an MPU gesture and vibration sensor, and the data storage module adopts a Flash expansion memory; the USB communication module is connected with an external USB Micro interface, and the RS485 communication module is connected with an external RS485 communication circuit.
As another preferable scheme of the invention, the voltage conversion module comprises a voltage reduction integrated chip XC6209F332MR for realizing voltage conversion from 4.2V to 3.3V; the voltage reduction integrated chip is connected with a pi-type filter circuit, and a resistor RP1 with the size of 0 omega is arranged on a positive power line and a negative power line which are connected with the external 4.2V, and the resistor RP1 on the positive power circuit is connected with a resistor wire FP1 in series.
As another preferred scheme of the invention, the 4.2V-to-3.3V module connected with the Bluetooth module comprises a voltage reduction integrated chip XC6209F332MR, and the 4.2V-to-3.3V module connected with the GPS module comprises a voltage reduction integrated chip XC6209F332MR.
As another preferable scheme of the invention, the 4.2V-to-3.3V module connected with the GPRS module comprises a triode QP1 and a P-channel MOS field effect transistor QP2; the base electrode of QP1 is connected with the GPRS module through a resistor RP3, the emitter electrode of the QP1 is grounded, the emitter electrode is connected with the base electrode through a resistor RP4, the collector electrode is connected with the grid electrode of QP2 through a resistor RP6, the source electrode of QP2 is connected with a 4.2V lithium battery, and the drain electrode of QP2 is output to 3.9V; filtering the 4.2V lithium battery through an electrolytic capacitor EP7 and a capacitor CP7 before the battery is connected; the voltage of 3.9V is filtered by the electrolytic capacitor EP8 and the capacitor EP9, and regulated by the regulator DP 1.
As another preferable scheme of the invention, the data storage module comprises W25Q128 of the winbond company, when the GPRS signal strength is insufficient, the uploading of the data fails, the uploading failure data is stored in Flash, and when the GPRS signal is normal, the uploading is performed.
As another preferable scheme of the invention, the RS485 communication module comprises an SP3485 chip of Sipex company, wherein the 1 pin, the 2 pin and the 4 pin of the SP3485 chip are connected with an STM32F407ZGT6 chip, the 2 pin of the P3485 chip is connected with the 3 pin, and the 5 pin of the SP3485 chip is grounded; the 8 pins of the SP3485 chip are connected with +3.3V; the 6 pin and the 7 pin of the SP3485 chip are used as outputs to be connected with an external RS485 communication interface, and the outputs of the 6 pin and the 7 pin are output to the external communication interface through fuses FS1 and FS2 to be used as primary overcurrent protection; the 6 pin of the SP3485 chip is grounded through the fast-fusing TVS, and the 7 pin of the SP3485 chip is grounded through the fast-fusing TVS, so as to be used as a secondary overvoltage protection.
As another preferred scheme of the invention, the USB communication module adopts a CH340G chip, the Bluetooth module comprises a CC2541F256 chip of TI company in U.S.A., the 29 pin of the CC2541F256 chip is connected with the 69 pin of the STM32F407ZGT6 chip, and the 30 pin of the CC2541F256 chip is connected with the 70 pin of the STM32F407ZGT6 chip.
The GPS module adopts SkyLab_SKM81BC and comprises a core chip NE0; the 2 pin of the core chip is connected with the 37 pin of the STM32F407ZGT6 chip, and the 3 pin of the core chip is connected with the 36 pin of the STM32F407ZGT6 chip.
The MPU posture and vibration sensor adopts an integrated 6-axis motion processing component MPU6050 which IS pushed out by IS company, the 23 pin of the MPU6050 IS connected with the 136 pin of the STM32F407ZGT6 chip, and the 24 pin of the MPU6050 IS connected with the 137 pin of the STM32F407ZGT6 chip.
As another preferable scheme of the invention, the GPRS module adopts a square science and technology M660 chip, the 16 pin of the M660 chip is connected with the 34 pin of the STM32F407ZGT6 chip, and the 17 pin of the M660 chip is connected with the 35 pin of the STM32F407ZGT6 chip.
The AD voltage sampling module comprises resistors RP7 and RP8 which are mutually connected in series, the resistor RP7 is connected with a lithium battery after being connected in series, the resistor RP8 is grounded, and two ends of the resistor RP8 are connected with a capacitor CP8 in parallel; the connection point of RP7 and RP8 is connected with the STM32F407ZGT6 chip.
Compared with the prior art, the invention has the beneficial effects.
The invention has various data acquisition functions: and integrating vibration data acquisition, inclination angle data acquisition and positioning information acquisition into a whole. And integrates various data communication functions: and the integrated RS485 wired communication, bluetooth short-distance wireless communication and GPRS remote wireless communication are integrated into a whole. Furthermore, the method has the data breakpoint continuous transmission function: when the GPRS signal strength is insufficient, the remote uploading of the data fails, the data which fails to upload can be stored in the external expansion memory, and when the GPRS signal is normal, the stored data is uploaded remotely in time, so that the data is not lost.
Drawings
The invention is further described below with reference to the drawings and the detailed description. The scope of the present invention is not limited to the following description.
Fig. 1: a schematic block diagram of a composite intelligent monitoring device.
Fig. 2: MCU power supply voltage converting circuit.
Fig. 3: the Bluetooth module is used for supplying power to the voltage conversion circuit.
Fig. 4: the GPS module is used for supplying power to the voltage conversion circuit.
Fig. 5: and the GPRS power supply voltage conversion circuit.
Fig. 6: RTC power supply circuit.
Fig. 7: an embedded core control circuit diagram.
Fig. 8: and a gesture data acquisition circuit diagram.
Fig. 9: overrun data storage circuit diagram.
Fig. 10: and an RS485 communication module circuit diagram.
Fig. 11: USB upper computer communication circuit diagram.
Fig. 12: bluetooth module circuit diagram.
Fig. 13: GPS module circuit diagram.
Fig. 14: and a GPRS module circuit diagram.
Fig. 15: AD voltage sampling circuit diagram.
Fig. 16: vibration switch circuit diagram.
Fig. 17: LED circuit diagram.
Fig. 18: SIM card seat circuit diagram.
Fig. 19: USB (mini) interface circuit diagram.
Fig. 20: RS485 communication interface circuit diagram.
Detailed Description
As shown in fig. 1-20, the invention comprises a central processing unit, a bluetooth module, a GPS module, a GPRS module, a data acquisition module, a data storage module, an AD voltage sampling module, a sleep wake-up module, and a voltage conversion module; the central processing unit is respectively connected with the Bluetooth module, the GPS module, the GPRS module, the data acquisition module, the data storage module, the RTC power supply module, the AD voltage sampling module, the dormancy awakening module and the voltage conversion module.
The system also comprises a 4.2V-to-3.3V module, a 4.2V-to-3.9V module, a USB communication module, an RTC power supply module, an RS485 communication module and an indicator light module, wherein the 4.2V-to-3.3V module converts 4.2V voltage into 3.3V voltage; the Bluetooth module and the GPS module are connected with the respective 4.2V-to-3.3V modules, and the GPRS module is connected with the 4.2V-to-3.9V module; the input of the voltage conversion module is connected with a 4.2V lithium battery; the central processing unit is respectively connected with the USB communication module, the RS485 communication module, the RTC power supply module and the indicator lamp module; the core chip of the central processing unit adopts an STM32F407ZGT6 chip.
The invention is internally provided with a 4.2V power supply lithium battery: the 18650 lithium battery has the advantages of light weight, large capacity, no memory effect and the like, and has high energy density which is 1.5-2 times that of the nickel-hydrogen battery. The lithium ion battery has very low self-discharge rate, can be circularly charged for 1000 times, has high safety performance and good high temperature resistance, and has higher safety requirement because the monitoring device is usually in a severe environment, so that the 18650 lithium ion battery can well meet the requirement.
As shown in fig. 2, the voltage conversion module circuit of the central processing unit (MCU) STM32F407ZGT 6: the low-power-consumption high-efficiency voltage-reducing integrated chip XC6209F332MR of Tores Semiconductor company is adopted to realize the conversion of 4.2V into 3.3V voltage, and the voltage-reducing integrated chip is provided with a pi-type filter circuit and an LED on indicator lamp, and the converted 3.3V voltage supplies power for the subsequent integrated chip and electronic components.
As shown in fig. 3, the bluetooth module supplies power: the low-power-consumption high-efficiency buck integrated chip XC6209F332MR of Tores Semiconductor company is adopted to realize the conversion from 4.2V to 3.3V.
As shown in fig. 4, the GPS module supplies power: the low-power-consumption high-efficiency buck integrated chip XC6209F332MR of Tores Semiconductor company is adopted to realize the conversion from 4.2V to 3.3V.
As shown in fig. 5, GPRS supplies: the control terminal is connected to the GPIO of the MCU, and the switch is controlled to be powered on and powered off through an electronic switch formed by QP2 (IRLML 6401 TRPBF). The abnormal condition of the module can be thoroughly solved through switching on and switching off. When gprs_on is set high, the switch is turned ON and the module is powered ON. The QP1 (MMBT 5551) is added to give QP2 a high voltage value at the gate (G-pole) equal to the source (S-pole) voltage, meeting the high-side drive requirement, ensuring QP2 is reliably turned off.
As shown in fig. 6, the RTC power supply module: the button cell CR1220 was used to power the AUX voltage of the single chip.
As shown in FIG. 7, the central processing unit uses an ARM Cortex-M series high-performance chip STM32F407ZGT6 of ST company as a core control chip, and is connected with a gesture data acquisition circuit, a data storage circuit, an RS485 serial communication circuit, a USB upper computer communication circuit and the like to realize the main functions of the device.
As shown in fig. 8, the high-precision gesture sensing sensor adopts the global first 6-axis motion processing component MPU6050 proposed by IS corporation, which eliminates the problem of the difference between axes when combining the gyroscope and the accelerator and reduces the installation space compared with the multi-component solution. The 6-axis sensor is internally integrated with a 3-axis gyroscope and a 3-axis acceleration sensor, acceleration data of tested equipment are collected in real time by utilizing a hardware acceleration engine of a self-contained digital motion processor, angular velocity information is understood and calculated at a digital motion position through a central processing unit, and real-time collection of vibration data and attitude data is realized.
As shown in fig. 9, the Flash memory uses W25Q128 from winbond: when the GPRS signal strength is insufficient, the data uploading fails, the data which fails to upload can be stored in Flash, and the GPRS signal is uploaded normally.
As shown in FIG. 10, the RS485 communication module has the characteristics of one master, multiple slaves, long transmission distance, interference resistance and the like, and is used for realizing the communication between the monitoring device and the external pressure sensor. The design adopts an SP3485 chip of Sipex company. The traditional protection circuit is mostly single protection, a secondary overcurrent and overvoltage protection circuit is added in the circuit, and the specific nominal value of the protection element is selected as the protection point of the invention. Double protection effects are achieved on an RS485 circuit part in the device.
The primary protection is overcurrent protection, FS1 and FS2 self-recovery fuses are connected in series in the circuit, the nominal value is 1A/60V, when the external current exceeds 1A, the fuses are automatically fused, and large current cannot enter the device, so that the overcurrent protection effect is achieved.
The second level is overvoltage protection, incorporates two quick-acting fusing TVS pipes in the circuit, namely TS1 and TS2, and the nominal value is SMBJ6.0CA, and when external voltage exceeds 6V, TVS pipe automatic fusing, and big voltage can not get into inside the device, has played overvoltage protection effect.
As shown in fig. 11, the USB communication module: the USB upper computer is in communication and is a serial communication interface circuit, so that the real-time communication of data between the sensing device and the upper computer can be realized. CH340G chip was used. The user can check the device state through the interface, and can upgrade the firmware program through the interface.
As shown in fig. 12, the bluetooth module: the module circuit board comprising the CC2541F256 chip of the TI company in the United states is adopted, has the characteristics of low power consumption, small volume, strong anti-interference capability and the like, can realize the transparent transmission of mobile phone data, can check data information such as vibration, inclination angle, positioning and the like of the device in real time by using the APP connection device of the smart mobile phone, and can also check configuration, modify the configuration, print logs and the like.
As shown in fig. 13, the GPS module uses skyalab_skm81 BC and NEO as a core chip, integrates the GPS module, the beidou module and the GNSS module, provides accurate positioning and time information, and the internal clock of the singlechip can be calibrated regularly through the time information provided by the GPS module, so that the position information of the device can be uploaded simultaneously with data packets such as vibration dip angles.
As shown in fig. 14, the GPRS module adopts a square technology M660 chip, and the peripheral circuit includes a SIM card, radio frequency, serial communication and a power control terminal, and the module is mainly responsible for data transmission between the device and the cloud platform, including uploading information such as vibration inclination pressure, and obtaining configuration information such as an alarm threshold value and an uploading time interval from the cloud platform. The GPRS network occupies lower bandwidth, is relatively stable, and is relatively suitable for the application scene of the equipment.
As shown in fig. 15, AD voltage sampling: and converting the voltage value of the lithium battery from analog quantity to digital quantity, collecting the digital quantity in a central processing unit, processing the digital quantity, obtaining the electric quantity percentage, and uploading the electric quantity percentage to a cloud data platform or a mobile phone APP.
As shown in fig. 16, the sleep wakeup module: the two vibration switches are orthogonally placed, the vibration switch is active in the process of vehicle movement, so that the MCU is kept in a normal running state, when the vehicle stops, the vibration switch is not active any more, the MCU enters a sleep mode, and the next time the vibration switch is moved, the MCU wakes up.
As shown in fig. 17, the indicator light module: three LED indicator lights: the RUN lamp is an operation state indicator lamp, is red when the equipment is just electrified, and turns green to enter a normal operation state after initialization; the GPS lamp flashes red light when searching for satellites by the GPS, the GPS module turns green after positioning information is successfully obtained by the GPS, then enters a sleep mode and waits for the next repositioning, and the GPS lamp is extinguished in the process; the GPRS lamp flashes green when GPRS communication, and red when the GPRS communication goes wrong, goes out when the GPRS module does not work.
As shown in fig. 18, the SIM card interface is a small SIM card holder, and the other end is connected to the GPRS module, to provide information of the communication operator and information of the present card.
As shown in fig. 19, a USB (mini) interface: the interface is used for connecting the device and the computer so that the running information of the computer can be checked on the computer, and the firmware program can be upgraded through the interface.
As shown in fig. 20, the RS485 communication interface: the device is used for connecting an external pressure sensor and acquiring gas or liquid pressure information of the device to be tested.
It should be understood that the foregoing detailed description of the present invention is provided for illustration only and is not limited to the technical solutions described in the embodiments of the present invention, and those skilled in the art should understand that the present invention may be modified or substituted for the same technical effects; as long as the use requirement is met, the invention is within the protection scope of the invention.
Claims (8)
1. The composite intelligent monitoring device is characterized by comprising a central processing unit, a Bluetooth module, a GPS module, a GPRS module, a data acquisition module, a data storage module, an AD voltage sampling module, a dormancy awakening module and a voltage conversion module;
the central processing unit is respectively connected with the Bluetooth module, the GPS module, the GPRS module, the data acquisition module, the data storage module, the RTC power supply module, the AD voltage sampling module, the dormancy awakening module and the voltage conversion module;
the GPRS module is connected with the SIM card; the dormancy awakening module adopts two vibration switches, and the two vibration switches are orthogonally placed; the vibration switch is active in the process of moving the vehicle, so that the MCU is kept in a normal running state, when the vehicle stops, the vibration switch is not active any more, the MCU enters a sleep mode, and the MCU wakes up when the next vibration switch moves;
the data acquisition module adopts an MPU gesture and vibration sensor, and the data storage module adopts a Flash expansion memory; the USB communication module is connected with an external USB Micro interface, and the RS485 communication module is connected with an external RS485 communication circuit;
the RS485 communication module comprises an SP3485 chip of Sipex company, wherein the 1 pin, the 2 pin and the 4 pin of the SP3485 chip are connected with an STM32F407ZGT6 chip, the 2 pin and the 3 pin of the P3485 chip are connected, and the 5 pin of the SP3485 chip is grounded; the 8 pins of the SP3485 chip are connected with +3.3V; the 6 pin and the 7 pin of the SP3485 chip are used as outputs to be connected with an external RS485 communication interface, and the outputs of the 6 pin and the 7 pin are output to the external communication interface through fuses FS1 and FS2 to be used as primary overcurrent protection; when the external current exceeds 1A, the fuse is automatically fused, and large current cannot enter the device, so that the overcurrent protection function is realized; the 6 pin of the SP3485 chip is grounded through a quick-fusing TVS, and the 7 pin of the SP3485 chip is grounded through the quick-fusing TVS and is used as a secondary overvoltage protection; when the external voltage exceeds 6V, the TVS tube is automatically fused, and large voltage cannot enter the device, so that an overvoltage protection effect is achieved;
the method has the data breakpoint continuous transmission function: when the GPRS signal strength is insufficient, the remote uploading of the data fails, the data which fails to upload can be stored in the external expansion memory, and when the GPRS signal is normal, the stored data is uploaded remotely in time, so that the data is not lost.
2. The composite intelligent monitoring device according to claim 1, wherein: the system also comprises a 4.2V-to-3.3V module, a 4.2V-to-3.9V module, a USB communication module, an RTC power supply module, an RS485 communication module and an indicator light module, wherein the 4.2V-to-3.3V module converts 4.2V voltage into 3.3V voltage; the Bluetooth module and the GPS module are connected with the respective 4.2V-to-3.3V module, and the GPRS module is connected with the 4.2V-to-3.9V module; the input of the voltage conversion module is connected with a 4.2V lithium battery; the central processing unit is respectively connected with the USB communication module, the RS485 communication module, the RTC power supply module and the indicator lamp module; the core chip of the central processing unit adopts an STM32F407ZGT6 chip.
3. The composite intelligent monitoring device according to claim 1, wherein: the voltage conversion module comprises a voltage reduction integrated chip XC6209F332MR, and realizes voltage conversion from 4.2V to 3.3V; the voltage reduction integrated chip is connected with a pi-type filter circuit, and a resistor RP1 with the size of 0 omega is arranged on a positive power line and a negative power line which are connected with the external 4.2V, and the resistor RP1 on the positive power circuit is connected with a resistor wire FP1 in series.
4. The composite intelligent monitoring device according to claim 2, wherein: the 4.2V-to-3.3V module connected with the Bluetooth module comprises a voltage reduction integrated chip XC6209F332MR, and the 4.2V-to-3.3V module connected with the GPS module comprises a voltage reduction integrated chip XC6209F332MR.
5. The composite intelligent monitoring device according to claim 2, wherein: the 4.2V-to-3.3V module connected with the GPRS module comprises a triode QP1 and a P-channel MOS field effect transistor QP2; the base electrode of QP1 is connected with the GPRS module through a resistor RP3, the emitter electrode of the QP1 is grounded, the emitter electrode is connected with the base electrode through a resistor RP4, the collector electrode is connected with the grid electrode of QP2 through a resistor RP6, the source electrode of QP2 is connected with a 4.2V lithium battery, and the drain electrode of QP2 is output to 3.9V; filtering the 4.2V lithium battery through an electrolytic capacitor EP7 and a capacitor CP7 before the battery is connected; the voltage of 3.9V is filtered by the electrolytic capacitor EP8 and the capacitor EP9, and regulated by the regulator DP 1.
6. The composite intelligent monitoring device according to claim 2, wherein: the data storage module comprises a W25Q128 of a winbond company, when the GPRS signal strength is insufficient, the uploading of the data fails, the data which fails to be uploaded is stored in Flash, and when the GPRS signal is normal, the uploading is performed.
7. The composite intelligent monitoring device according to claim 1, wherein: the USB communication module adopts a CH340G chip, the Bluetooth module comprises a CC2541F256 chip of the TI company in the United states, the 29 pin of the CC2541F256 chip is connected with the 69 pin of the STM32F407ZGT6 chip, and the 30 pin of the CC2541F256 chip is connected with the 70 pin of the STM32F407ZGT6 chip;
the GPS module adopts SkyLab_SKM81BC and comprises a core chip NE0; the pin 2 of the core chip is connected with the pin 37 of the STM32F407ZGT6 chip, and the pin 3 of the core chip is connected with the pin 36 of the STM32F407ZGT6 chip;
the MPU posture and vibration sensor adopts an integrated 6-axis motion processing component MPU6050 which IS pushed out by IS company, the 23 pin of the MPU6050 IS connected with the 136 pin of the STM32F407ZGT6 chip, and the 24 pin of the MPU6050 IS connected with the 137 pin of the STM32F407ZGT6 chip.
8. The composite intelligent monitoring device according to claim 2, wherein: the GPRS module adopts a square science and technology M660 chip, the 16 pin of the M660 chip is connected with the 34 pin of the STM32F407ZGT6 chip, and the 17 pin of the M660 chip is connected with the 35 pin of the STM32F407ZGT6 chip;
the AD voltage sampling module comprises resistors RP7 and RP8 which are mutually connected in series, the resistor RP7 is connected with a lithium battery after being connected in series, the resistor RP8 is grounded, and two ends of the resistor RP8 are connected with a capacitor CP8 in parallel; the connection point of RP7 and RP8 is connected with the STM32F407ZGT6 chip.
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| CN109600147B (en) * | 2018-12-12 | 2021-02-12 | 中国兵器装备集团上海电控研究所 | Wireless communication module |
| CN111294363A (en) * | 2020-03-18 | 2020-06-16 | 中钢集团马鞍山矿山研究总院股份有限公司 | Vehicle-mounted data acquisition device for hazardous chemical substance transport vehicle |
| CN111372198A (en) * | 2020-03-26 | 2020-07-03 | 重庆邮电大学 | Transport vehicle cargo motion state remote monitoring system based on ZigBee |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204614196U (en) * | 2015-05-29 | 2015-09-02 | 深圳市拓远能源科技有限公司 | A kind of intelligent wireless instrument |
| CN104875713A (en) * | 2015-04-28 | 2015-09-02 | 桂凌云 | Antitheft system for motorcycle |
| CN204731340U (en) * | 2015-06-15 | 2015-10-28 | 广州杰赛科技股份有限公司 | A kind of portable Intelligent terminal for Internet of things equipment failure intelligent detecting instrument |
| CN204861686U (en) * | 2015-07-31 | 2015-12-16 | 向诗江 | Utilize device and case and bag of GPS and basic station location case and bag |
| CN106804026A (en) * | 2017-02-20 | 2017-06-06 | 北京唐海科技有限公司 | A kind of wireless location system |
| CN206264804U (en) * | 2016-12-02 | 2017-06-20 | 华南理工大学 | A kind of battery management system auto sleep and the circuit for waking up |
| CN206696666U (en) * | 2017-05-04 | 2017-12-01 | 长江水利委员会长江科学院 | The hydrological telemetering terminal with low power consumption positioned based on GPS and the Big Dipper |
| CN107422832A (en) * | 2017-06-21 | 2017-12-01 | 成都恒高科技有限公司 | A kind of positioning label and its positioning method of work based on vibrating sensor |
| CN107464409A (en) * | 2017-09-04 | 2017-12-12 | 福建通力达实业有限公司 | A kind of safety monitoring assembly |
| WO2017221001A1 (en) * | 2016-06-21 | 2017-12-28 | Smart Component Technologies Limited | Monitoring system and method |
| CN208969828U (en) * | 2018-08-27 | 2019-06-11 | 沈阳天眼智云信息科技有限公司 | A kind of combined intelligent monitoring device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9373251B2 (en) * | 1999-08-09 | 2016-06-21 | Kamilo Feher | Base station devices and automobile wireless communication systems |
-
2018
- 2018-08-27 CN CN201810977926.4A patent/CN108922151B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104875713A (en) * | 2015-04-28 | 2015-09-02 | 桂凌云 | Antitheft system for motorcycle |
| CN204614196U (en) * | 2015-05-29 | 2015-09-02 | 深圳市拓远能源科技有限公司 | A kind of intelligent wireless instrument |
| CN204731340U (en) * | 2015-06-15 | 2015-10-28 | 广州杰赛科技股份有限公司 | A kind of portable Intelligent terminal for Internet of things equipment failure intelligent detecting instrument |
| CN204861686U (en) * | 2015-07-31 | 2015-12-16 | 向诗江 | Utilize device and case and bag of GPS and basic station location case and bag |
| WO2017221001A1 (en) * | 2016-06-21 | 2017-12-28 | Smart Component Technologies Limited | Monitoring system and method |
| CN206264804U (en) * | 2016-12-02 | 2017-06-20 | 华南理工大学 | A kind of battery management system auto sleep and the circuit for waking up |
| CN106804026A (en) * | 2017-02-20 | 2017-06-06 | 北京唐海科技有限公司 | A kind of wireless location system |
| CN206696666U (en) * | 2017-05-04 | 2017-12-01 | 长江水利委员会长江科学院 | The hydrological telemetering terminal with low power consumption positioned based on GPS and the Big Dipper |
| CN107422832A (en) * | 2017-06-21 | 2017-12-01 | 成都恒高科技有限公司 | A kind of positioning label and its positioning method of work based on vibrating sensor |
| CN107464409A (en) * | 2017-09-04 | 2017-12-12 | 福建通力达实业有限公司 | A kind of safety monitoring assembly |
| CN208969828U (en) * | 2018-08-27 | 2019-06-11 | 沈阳天眼智云信息科技有限公司 | A kind of combined intelligent monitoring device |
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| Publication number | Publication date |
|---|---|
| CN108922151A (en) | 2018-11-30 |
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