CN110987297B - High-pressure container bottle leakage monitoring device and monitoring system based on same - Google Patents
High-pressure container bottle leakage monitoring device and monitoring system based on same Download PDFInfo
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- CN110987297B CN110987297B CN201911067009.3A CN201911067009A CN110987297B CN 110987297 B CN110987297 B CN 110987297B CN 201911067009 A CN201911067009 A CN 201911067009A CN 110987297 B CN110987297 B CN 110987297B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
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- G01G19/00—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups
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Abstract
The invention belongs to the field of high-pressure container monitoring, and discloses a high-pressure container bottle leakage monitoring device and a monitoring system based on the same, wherein the monitoring device comprises a fixed frame, a tray, a gravity sensor and a data acquisition and detection device; one end of the tray is connected with the fixing frame, the other end of the tray is provided with a tank body mounting hole, the gravity sensor is connected with the fixing frame, one end of the tank body of the high-pressure container bottle is positioned in the tank body mounting hole and is in contact with the gravity sensor, and the data acquisition and detection device is arranged in the fixing frame and is connected with the gravity sensor; the monitoring system comprises a plurality of concentrators, a plurality of terminals and a plurality of monitoring devices, wherein the terminals and the data acquisition and detection devices of the high-pressure container bottle leakage monitoring devices are respectively connected with the concentrators, and the concentrators are mutually connected. Adopt the mode of weighing to judge the inside gas medium leakage quantity of high-pressure vessel, it is more accurate with mode contrast such as reading pressure, liquid level, and the range of application is wider, and the mode of on-line monitoring can in time acquire the high-pressure vessel state condition.
Description
Technical Field
The invention belongs to the field of high-pressure container monitoring, and relates to a high-pressure container bottle leakage monitoring device and a monitoring system based on the same.
Background
For years, China is mainly mechanical weighing equipment, the use of electronic weighing equipment and the development of large-scale automatic weighing equipment begin to expand in the eighties of the twentieth century, various electronic weighing equipment with high manufacturing precision, fast operation and accurate metering can be independently designed in China, and due to the high-speed development and the improvement of the application level of science and technology, the digitalization, integration, networking and intellectualization of weighing equipment products become the development direction and the key point of the world weighing equipment industry.
At present, the fire extinguishing agent in the high-pressure container is monitored by a manual regular monitoring method, but effective monitoring cannot be achieved by one or two workers patrolling, the data of the steel cylinder fire extinguishing agent cannot be monitored in real time, walking is inconvenient in many places on the site, the environment is severe, various vehicle loading and unloading operations are carried out, too many people are arranged for detection, and therefore the importance of preventing the leakage of the fire extinguishing agent is clearly known on the site, but nothing is needed. The prior art acquires leakage information through modes such as manometer, ultrasonic wave, but has many limitations, if the manometer can not judge whether sufficient of medicament of putting out a fire in the high pressure vessel on some temperature sensitive liquefied gases, the ultrasonic wave also can not accurately read in liquid vaporization process, these limitations all lead to accurate monitoring high pressure vessel bottle to reveal and become very difficult.
Disclosure of Invention
The invention aims to overcome the defects that the detection is inaccurate in the modes of a pressure gauge, ultrasonic waves and the like when whether a high-pressure container bottle leaks or not in the prior art, and the detection is very complex and wastes time through manual field detection, and provides a high-pressure container bottle leakage monitoring device and a monitoring system based on the same.
In order to achieve the purpose, the invention adopts the following technical scheme to realize the purpose:
a leakage monitoring device for a high-pressure container bottle comprises a fixing frame, a tray, a gravity sensor and a data acquisition and detection device; one end of the tray is connected with the fixing frame, the other end of the tray is provided with a tank body mounting hole, the gravity sensor is connected with the fixing frame, one end of the tank body of the high-pressure container bottle is positioned in the tank body mounting hole and is in contact with the gravity sensor, and the data acquisition and detection device is arranged in the fixing frame and is connected with the gravity sensor; the gravity sensor is used for detecting the weight of the high-pressure container bottle, weight monitoring information is obtained and sent to the data acquisition and detection device, and the data acquisition and detection device is used for receiving, storing and sending the weight monitoring information.
The leakage monitoring device for the high-pressure container bottle is further improved in that:
the fixing frame is also provided with an anti-shaking frame, and one end of the tank body penetrates through the anti-shaking frame and is positioned in the tank body mounting hole.
And the bottom and/or the side wall of the fixing frame are/is provided with a plurality of fixing holes.
The data acquisition and detection device comprises an acquisition MCU, an ADC module, an acquisition memory, an acquisition LORA module, a temperature sensor and an LCD; ADC module, collection memory, LCD and collection LORA module all are connected with gathering MCU, and temperature sensor and gravity sensor all are connected with the ADC module, and LCD is connected with the mount lateral wall.
The data acquisition and detection device is also provided with a start key and two acquisition RJ45 interfaces, and the start key and the two acquisition RJ45 interfaces are both connected with the acquisition MCU;
a timer is arranged in the acquisition MCU and used for starting the acquisition MCU at preset time intervals.
The data acquisition and detection device is internally provided with an alarm module, and the alarm module is connected with the acquisition MCU; one end of the control valve is connected with a bottle head valve and a small ball valve of the high-pressure container bottle, and the other end of the control valve is connected with an alarm module; when a bottle head valve or a small ball valve of the high-pressure container bottle is opened, the control valve sends a feedback signal to the alarm module, and the alarm module gives an alarm; when the weight of the high-pressure container bottle is smaller than a preset threshold value, the MCU is collected to generate an alarm signal and send the alarm signal to the alarm module, and the alarm module gives an alarm.
In another aspect of the invention, a high-pressure container bottle leakage monitoring system comprises a plurality of concentrators, a plurality of terminals and a plurality of monitoring devices, wherein data acquisition and detection devices of the terminals and the monitoring devices are respectively connected with the concentrators, and the concentrators are mutually connected; the concentrator is used for receiving the weight information sent by the data acquisition and detection device and sending the weight information to the terminal; and the terminal is used for receiving and displaying the weight information sent by the concentrator.
The leakage monitoring system of the high-pressure container bottle is further improved in that:
the concentrator comprises a power supply module, a centralized MCU, a centralized memory, a 4G DTU module, a wireless router module, two LEDs and a centralized LORA module; the power module, the centralized storage, the 4G DTU module, the centralized LORA module and the wireless router module are all connected with the centralized MCU, the wireless router module and the 4G DTU module are all connected with the terminal, and the centralized LORA module is connected with the data acquisition and detection device; one LED is connected with the power supply module and used for power supply indication, and the other LED is connected with the centralized MCU and used for system operation indication.
The concentrator is also provided with four RJ45 interfaces connected with the centralized MCU and an RS232 interface connected with the centralized MCU, wherein two RJ45 interfaces are connected with the data acquisition and detection device, and the other two RJ45 interfaces are connected with the adjacent concentrator; and the RS232 interface is used for debugging the centralized MCU.
The terminal is one or more of a cloud server, an electronic computer and a mobile phone.
Compared with the prior art, the invention has the following beneficial effects:
according to the high-pressure container bottle leakage monitoring device, the fixing frame and the tray are arranged to fix the high-pressure container bottle, the current weight information of the high-pressure container bottle is obtained in real time through the gravity sensor and the data acquisition and detection device, the problems that manual field detection is very complicated and time is wasted are solved, whether leakage occurs or not is judged through the current weight of the high-pressure container bottle, the leakage amount of a gas medium in the high-pressure container is judged in a weighing mode, the comparison and calculation with modes of reading pressure, liquid level and the like are more accurate, and the application range is wider; the leakage monitoring device for the high-pressure container bottle has the advantages of reasonable scheme, simple structure and easy realization.
Furthermore, the anti-shaking frame is arranged to ensure that the high-pressure container bottle is stably supported.
Furthermore, a plurality of fixing holes are formed in the bottom and/or the side wall of the fixing frame, and therefore the high-pressure container bottle leakage monitoring device is fixed on a horizontal or vertical wall surface.
Furthermore, an LORA module is arranged in the data acquisition and detection device, wireless communication is carried out between the LORA module and other equipment, the design power consumption is low, the propagation distance is long, and a one-to-many communication mode can be realized; and a temperature sensor is also arranged, so that the current environment temperature can be acquired simultaneously.
Furthermore, a starting key is also arranged on the acquisition detection device, after the starting key is triggered, the battery starts to supply power, the equipment starts to operate, the energy-saving design is adopted, the resources are saved, the service life of the battery is as long as possible, and the battery replacement frequency is reduced; two RJ45 interfaces are also arranged to realize hard-wired connection with other equipment and can also be used as data reading interfaces; a timer is arranged in the acquisition MCU and used for starting the acquisition MCU at preset time intervals, so that timing monitoring is realized, and meanwhile, the battery loss is also reduced.
Furthermore, an alarm module is arranged, when the weight of the high-pressure container bottle is smaller than a preset threshold value, alarm information is generated and sent to the acquisition MCU, and leakage is discovered and processed in time; the ball valve monitoring device is characterized by further comprising a control valve, one end of the control valve is connected with a bottle head valve and a small ball valve of the high-pressure container bottle, the other end of the control valve is connected with an alarm module, and the control valve sends a feedback signal to the alarm module to monitor the opening and closing state of the ball valve of the high-pressure container bottle and the eruption state of the ball valve of the high-pressure container bottle.
According to the high-pressure container bottle leakage monitoring system, the plurality of data acquisition devices are connected in a networking mode through the concentrator, the weight information sent by the data acquisition and detection devices is sent to the terminal, the current weight information of the high-pressure container bottle is displayed through the terminal, the on-line monitoring of the high-pressure container bottle leakage is achieved, the scheme is reasonable, the structure is simple, and the advantages of information communication can be fully played.
Furthermore, a 4G DTU module, a wireless router module and a centralized LORA module are arranged in the concentrator, so that various communication modes are provided, flexible networking can be realized according to the actual situation on site, and the concentrator can flexibly communicate with a monitoring device; two indicator lights are arranged and are respectively used for power indication and system operation indication, so that observation is facilitated.
Furthermore, an RJ45 interface and an RS232 interface are arranged, and hard-wired communication and debugging of the centralized MCU are respectively realized.
Furthermore, the terminal is one or more of a cloud server, an electronic computer and a mobile phone, test data can be displayed, data analysis is realized by depending on the terminal function, and monitoring efficiency is improved.
Drawings
FIG. 1 is a schematic structural view of a leakage monitoring device for a high-pressure vessel according to the present invention;
FIG. 2 is a rear view of FIG. 1 in accordance with the present invention;
FIG. 3 is a schematic structural diagram of a leakage monitoring device for a high-pressure vessel according to the present invention;
FIG. 4 is a front view of the leakage monitoring device for a high-pressure vessel according to the present invention;
FIG. 5 is a schematic view of a port of the data acquisition and detection device of the present invention;
FIG. 6 is a schematic view of a first installation of the leakage monitoring device for a high-pressure vessel according to the present invention;
FIG. 7 is a schematic view of a second embodiment of the leakage monitoring device for a high pressure vessel according to the present invention;
FIG. 8 is a schematic view of a concentrator port of the present invention;
FIG. 9 is a schematic view of the concentrator mounting of the present invention;
FIG. 10 is a schematic diagram of the +5V power output connection of the high pressure vessel leakage monitoring device MP2359DJ according to the present invention;
FIG. 11 is a schematic diagram showing the +3.3V power output connection relationship of the high-pressure vessel leakage monitoring device HT7533-3 according to the present invention;
FIG. 12 is a schematic diagram of the connection relationship of the chips of the high-pressure vessel leakage monitoring device DS18B20 according to the present invention;
FIG. 13 is a schematic view showing a connection relationship between a gravity sensor and a collection MCU of the leakage monitoring device for a high-pressure vessel according to the present invention;
FIG. 14 is a schematic diagram of a data reading connection implemented by a button of the leakage monitor for high pressure vessels according to the present invention;
FIG. 15 is a schematic view of the IRQ3 port connection of the leakage monitoring device system for high pressure vessels according to the present invention;
FIG. 16 is a schematic diagram of the IRQ1 port connection of the leakage monitoring device system for high pressure vessels according to the present invention;
FIG. 17 is a schematic diagram of the ADC0 port connection of the leakage monitoring device system for high-pressure vessels according to the present invention;
FIG. 18 is a schematic diagram of the connection relationship between the high-pressure vessel leakage monitoring device and the +5V power supply indication (external 12V power supply) according to the present invention;
FIG. 19 is a schematic view showing the connection relationship of the operation indicator lights of the leakage monitoring device for a high-pressure vessel according to the present invention;
fig. 20 is a schematic view of a concentrator RJ45 LAN according to the present invention;
fig. 21 is a schematic diagram of a concentrator RJ45 WAN of the present invention;
FIG. 22 is a schematic diagram of the connection between the concentrator power chip MP2359DJ and the TSOT 23-6;
FIG. 23 is a schematic diagram of the connection relationship between the concentrator power supply chip HT7833 and the SOT23-5 according to the present invention;
FIG. 24 is a diagram illustrating the connection relationship of the concentrators RS232 according to the present invention;
FIG. 25 is a schematic diagram of the 5V power indication display connection of the concentrator of the present invention;
FIG. 26 is a schematic diagram of the power supply connection of the concentrator MCU3.3V according to the present invention;
FIG. 27 is a schematic view of the connection relationship of the operation indicator lights of the concentrator 4G communication system of the present invention;
FIG. 28 is a schematic diagram of the connection relationship of the status indicator lights of the concentrator 4G communication network;
FIG. 29 is a schematic diagram of a LINKA state indication connection relationship of the concentrator;
FIG. 30 is a LINKB status indication connection of the concentrator in accordance with the present invention;
FIG. 31 is a schematic diagram of wifi indicating connection relationship of the concentrator of the present invention;
fig. 32 is a schematic structural diagram of a leakage monitoring system for a high-pressure container bottle according to the present invention.
Wherein: 1-anti-shaking frame; 2-a tray; 3-a gravity sensor; 4-a data acquisition detection device; 5-a fixing frame; 6-tank body; 7-LORA module; 8-LCD; 9-start key; a 10-WiFi module; 11-a first red LED; 12-a second red LED; 13-green LEDs; 14-a concentrator; 15-C45 guide rail.
Detailed Description
In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in sequences other than those illustrated or described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
The invention is described in further detail below with reference to the accompanying drawings:
referring to fig. 1 to 7, the leakage monitoring device for the high-pressure container bottle comprises a fixing frame 5, a tray 2, a gravity sensor 3 and a data acquisition and detection device 4. One end of the tray 2 is connected with the fixed frame 5, the other end of the tray is provided with a tank body mounting hole, the gravity sensor 3 is connected with the fixed frame 5, one end of the tank body 6 of the high-pressure container bottle is positioned in the tank body mounting hole and is in contact with the gravity sensor 3, and the data acquisition and detection device 4 is arranged in the fixed frame 5 and is connected with the gravity sensor 3; gravity sensor 3 is used for detecting the weight of high-pressure vessel bottle, obtains weight information and sends to data acquisition detection device 4, and data acquisition detection device 4 is used for receiving, saves and sends weight information, still sets up on mount 5 and prevents shaking frame 1, and 6 one end of the jar body is passed and is prevented shaking frame 1 and be located jar body mounting hole, through preventing shaking the design of frame 1, prevents that jar body 6 from producing large-scale rocking, influences the accuracy of monitoring result. The bottom and/or the side wall of the fixing frame 5 are/is provided with a plurality of fixing holes, referring to fig. 6 and 7 again, the whole high-pressure container bottle leakage monitoring device can be fixed on the wall surface, the ground surface or the bolt group (bolt, flat pad, elastic pad and nut) through the expansion screws on the bottom or the side wall of the fixing frame 5 to be fixed on the thin-wall vertical surface or the thin-wall horizontal surface.
The data acquisition and detection device 4 comprises an acquisition MCU, an ADC module, an acquisition memory, an acquisition LORA module 7, a temperature sensor, an LCD8 and two acquisition power chips; the ADC module, gather the memory, LCD8 and gather LORA module 7 and all be connected with gathering MCU, and temperature sensor and gravity sensor 3 all are connected with the ADC module, and LCD8 is connected with 5 lateral walls of mount, and two power chips all are connected with gathering MCU, and one of them power chip is used for producing +3.3V voltage, and another power chip is used for producing +5V voltage. The data acquisition and detection device 4 is further provided with two RJ45 interfaces connected with the acquisition MCU, and information interaction is performed through the two RJ45 interfaces, which includes derivation of monitoring data, information interaction between different monitoring devices, and data interaction between the data acquisition and detection device 4 and other devices, such as the concentrator 14.
In the embodiment, the acquisition MCU is MSP430F2272IDA TSSOP-38, the ADC module is HX711 SOIC-16N, the acquisition memory is AT24C02 SOIC-8, the temperature sensor is DS18B20 TO-92, the power chip is HT7533-3 SOT-89 and MP2359DJ SOT23-6, the LORA module 7 is E32-433T20S2T, the LCD8 is LCD8-5110, and pulse frequency is provided for the acquisition MCU through the passive crystal oscillator SMD-3215-32.768K.
Referring again to fig. 5 and 10 to 19, the data acquisition and detection device 4 has ports distributed as follows:
SP is signal + interface, connect gravity sensor 3 'S green line, SN is signal-interface, connect gravity sensor 3' S white line, EN is power-interface, connect gravity sensor 3 'S black line and shielded wire, EP is power + interface, connect gravity sensor 3' S red line, V + exportable DC12V, S interface connects the gas cylinder ball valve status signal, G is signal ground, the FI interface connects the gas cylinder and erupts status signal, all include DC12V power and RS485 chip in two RJ45 interfaces, link to each other with concentrator 14 or other data acquisition detection device 4 during the use. A FiWaGuard brand control valve is selected, the control valve has two paths of signal feedback, one path of signal feedback is used for feeding back the action state of a bottle head valve of a high-pressure container bottle and giving an alarm signal, so that the data acquisition and detection device 4 is truly reflected; the other path of signal feeds back the opening state of a small ball valve (namely an equipment switch) of the high-pressure container bottle and gives an alarm signal. The high-pressure vessel leakage monitoring device monitors the level of an IRQ3 port in real time to monitor the opening and closing state of a ball valve of a gas cylinder, the high-pressure vessel leakage monitoring device monitors the level of an IRQ1 port in real time to monitor the eruption state of the gas cylinder, and the high-pressure vessel leakage monitoring device monitors the level of an ADC0 port in real time to detect the electric quantity of a battery.
The data acquisition and detection device 4 can display the weight and other information (such as the ambient temperature) of a single high-pressure container through the LCD8 by pressing the start key 9, the equipment supplies power to the battery, the start key 911 is triggered to supply power to the battery, and the whole energy-saving design is adopted; the gas cylinder leakage monitoring device completes the series connection between the high-pressure container leakage monitoring devices through two RJ45 interfaces, and finally two RJ45 ports connected to the concentrator 14 realize the power-on and data transmission or data interaction with other equipment, and the battery is in a dormant state; monitoring devices is revealed to high-pressure container bottle can also link to each other with concentrator 14 through wireless (LORA), concentrator 14 can reveal monitoring devices with a plurality of high-pressure container bottles and realize simultaneously connecting through wireless (LORA), LORA module 7 passes through battery powered, LORa's advantage is remote transmission, and is with low costs, easily construction and deployment and battery life extension, reveal monitoring devices through LORA network group high-pressure container bottle, adopt and gather MCU inside timer realization every interval 1 hour awaken up once weigh and record and/or upload once data, it can reach 4 years to change battery duration operating time.
The method adopts LORA communication which has 4 main consumption modes, namely a general mode: opening a serial port, opening the serial port in a wireless mode, and transmitting transparently; an awakening mode: the only difference between the serial port and the wireless opening and the common mode is that before the digital packet is transmitted, the awakening code is automatically added, so that the receiver working in the power-saving mode can be awakened; a power saving mode: the serial port is closed to receive, the wireless communication device is in an air awakening mode, and after wireless data are received, the serial port is opened to send out the data; a sleep mode: the module enters dormancy to receive the parameter setting command, and the LORA module 7 judges and analyzes the received data to switch the working state, thereby realizing the purpose of low power consumption.
The leakage monitoring device for the high-pressure container bottle regularly monitors the weight change and other changes of the high-pressure container such as temperature, humidity and the like through the gravity sensor 3 and the temperature sensor, and sends data or receives an instruction to acquire the data at any time. Through gathering RJ45 interface and adopting wired connection or through gathering LORA module 7 and adopting low-power consumption wireless connection mode and concentrator 14 or other equipment and carry out data transfer, in time send alarm signal when the weight of high-pressure vessel reaches preset threshold value or the gas cylinder erupts automatically because of the unexpected condition. Adopt battery powered when connecting through RS485, low-power consumption design awakens up the weighing and uploads data once every 1 hour of interval, and the time of endurance can reach 4 years. The product is small in size, light in weight, simple in structure, easy to install, stable and reliable, works for a long time, can be started by the data acquisition and detection device 4 through the control starting key 9 alone, reads data at any time, and is convenient and flexible.
The high-pressure container bottle leakage monitoring device can accurately weigh, and is realized by selecting a high-precision gravity sensor, such as a Mavin standing sensor, model number NA4, and the precision can reach more than 0.01 KG; the monitoring of the opening and closing state of the gas cylinder ball valve and the monitoring of the eruption state of the gas cylinder are realized by detecting the feedback signal of the FiWaGuard control valve; hard-wired communication and LoRa communication of an RS485 interface are provided, and battery power detection and interval uploading time setting are realized by acquiring an MCU; manual calibration is realized through an RS232 interface; the start button 9 is pressed manually to start weighing, so that the current weight data of the high-pressure container bottle can be read at any time.
Referring to fig. 8, 9 and 32, the leakage monitoring system for the high-pressure container bottle of the present invention comprises a concentrator 14, a terminal and a plurality of the monitoring devices, wherein the data acquisition and detection device 4 of the terminal and the monitoring devices are connected to the concentrator 14; the concentrator 14 is used for receiving the weight information sent by the data acquisition and detection devices 4 and sending the weight information to the terminal; the terminal is used for receiving and displaying data information sent by the concentrator 14, the terminal is one or more of a cloud server, an electronic computer and a mobile phone, and specifically is an AMOS cloud platform based on the cloud server, a Wed interface based on the electronic computer or a mobile phone end APP based on the mobile phone, the AMOS cloud platform can perform data processing and data distribution, and the Wed interface and the mobile phone end APP are used for performing data interaction with the AMOS cloud platform and displaying the data information.
The concentrator 14 comprises a power supply module, a centralized MCU, a centralized memory, a 4G DTU module, a wireless router module, two centralized power supply chips, two LEDs and a centralized LORA module 7; the concentrator comprises a power module, a centralized storage, a 4G DTU module, a centralized LORA module 7 and a wireless router module, wherein the power module, the centralized storage, the 4G DTU module, the centralized LORA module 7 and the wireless router module are all connected with a centralized MCU, the wireless router module and the 4G DTU module are all connected with a terminal, the centralized LORA module 7 is connected with a data acquisition detection device 4, four centralized RJ45 interfaces connected with the centralized MCU and an RS232 interface connected with the centralized MCU are also arranged on a concentrator 14, two centralized RJ45 interfaces are connected with the data acquisition detection device 4, and the other two RJ45 interfaces are connected with an adjacent concentrator 14, so that concentrator networking is realized; and the RS232 interface is used for debugging the centralized MCU. One LED is connected with the power supply module and used for power supply indication, and the other LED is connected with the centralized MCU and used for system operation indication. The concentrator 14 is powered by a power grid, and can perform data transmission with the AMOS cloud platform server through a 4G network, or perform data transmission with the AMOS cloud platform server through an ethernet network.
The concentrator 14 further comprises two TVS diodes which are used for indicating the working state of a power supply and the running state of the concentrator 14 respectively, the concentrator 14 is further provided with 3 needle seats and an SIM card seat, the SIM card seat is connected with a 4G DTU module, a Micro SIM-6P self-elastic card seat is selected, and two crystal oscillators which provide pulse frequencies are further arranged, wherein the SMD-3215-32.768K crystal oscillator or the SMD-5032-2P 8MHz crystal oscillator can be selected. The power module can be an LDE10-20B12 power module, the centralized power chip can be an MP2359DJ TSOT23-6 or HT7833 SOT23-5 power chip, the MCU can be an STM32F103VGT6 LQFP-100, the centralized memory can be an AT24C02 SOIC-8 memory or a W29N02 GVGIAA TSOP-48 memory, the interface chip can be an ADM2587E SOIC-W-20 or SP3232EEN nSOIC-16, the 4G DTU module can be a USR-LTE-7S4, and the wireless routing module can be a Hitaceae HLK-RM 04.
Referring again to fig. 8 and 20-31, the ports of the concentrator 14 are distributed as:
the two RJ45 interfaces are connected with a monitoring device, and a DC12V power supply and an RS485 chip are arranged in the RJ45 interface; the other two RJ45 interfaces are connected with other concentrators 14 and used for networking a plurality of concentrators 14; the SMA antenna interface is used for connecting a 4G antenna, L and N are respectively connected with the anode and the cathode of a mains supply, the SIM card holder is used for inserting a 4G flow card, the RS232 interface is used for debugging a centralized MCU, the first red LED11 is used for indicating 4G network link, the second red LED12 is used for indicating the working state of a power supply, and the green LED13 is used for indicating the running state of the concentrator 14.
Referring to fig. 9 again, the product of the concentrator 14 has small volume, light weight, simple structure, easy installation, long-term operation, stability and reliability, and is installed on the C45 guide rail 15 through the clamping groove at the back of the concentrator 14, and the C45 guide rail 15 is often found in the distribution box; install in the fixed department in plane through the upper and lower screw hole of 14 backs of concentrator settings, like the wall etc. reveal monitoring devices with the high-pressure container bottle and pass through RS485 or LORA communication, pass through 4G, ethernet and/or wifi transmission data with the terminal.
The working process of the leakage monitoring system for the high-pressure container bottle comprises the following steps:
installing a high-pressure container bottle leakage monitoring device in a vertical or horizontal environment, installing a high-pressure container in the high-pressure container bottle leakage monitoring device, reading a weight value or other data (temperature and the like) by the high-pressure container leakage monitoring device, and performing data transmission with the concentrator 14 in a wired (RS485) or low-power wireless (LORA) mode, or directly reading the value by an LCD8 panel on the equipment; the concentrator 14 transmits data between leakage monitoring of a pair of multiple installed high-pressure container bottles, and can transmit data with the AMOS cloud platform in multiple data transmission modes, and the AMOS cloud platform performs data processing and data distribution. When the weight of the high-pressure container bottle is lower than a preset threshold value, the data acquisition and detection device 4 generates an alarm signal and sends the alarm signal to the AMOS cloud platform through the concentrator 14, and the AMOS cloud platform achieves an early warning function and sends the alarm signal to an electronic computer or a mobile phone. The electronic computer or the mobile phone can also actively feed back data or query signals to the AMOS cloud platform, and the AMOS cloud platform directly feeds back corresponding information to the electronic computer or the mobile phone or collects data through a high-pressure container bottle leakage monitoring device connected with the concentrator 14, and feeds back the corresponding information to the electronic computer or the mobile phone after processing. The high-pressure container bottle leakage monitoring device sends a signal to the concentrator 14, the concentrator 14 sends a signal to the AMOS cloud platform, and the AMOS cloud platform processes data and then sends the data to the Wed interface and/or the mobile phone terminal APP; or the Wed interface and/or the mobile phone end APP sends out a request, the AMOS cloud platform receives the request and directly feeds back the request or sends out a request signal through the concentrator 14 to the high-pressure container bottle leakage monitoring device, the high-pressure container bottle leakage monitoring device feeds back data such as weight and temperature to the AMOS cloud platform through the concentrator 14 after receiving the request signal, and the data are sent to the mobile phone end APP and/or the Wed interface after being processed by the AMOS cloud platform.
The above-mentioned contents are only for illustrating the technical idea of the present invention, and the protection scope of the present invention is not limited thereby, and any modification made on the basis of the technical idea of the present invention falls within the protection scope of the claims of the present invention.
Claims (6)
1. A leakage monitoring device for a high-pressure container bottle is characterized by comprising a fixed frame (5), a tray (2), a gravity sensor (3) and a data acquisition and detection device (4);
one end of the tray (2) is connected with the fixing frame (5), the other end of the tray is provided with a tank body mounting hole, the gravity sensor (3) is connected with the fixing frame (5), one end of the tank body (6) of the high-pressure container bottle is positioned in the tank body mounting hole and is in contact with the gravity sensor (3), and the data acquisition and detection device (4) is arranged in the fixing frame (5) and is connected with the gravity sensor (3); the gravity sensor (3) is used for detecting the weight of the high-pressure container bottle, obtaining weight monitoring information and sending the weight monitoring information to the data acquisition and detection device (4), and the data acquisition and detection device (4) is used for receiving, storing and sending the weight monitoring information;
the fixed frame (5) is also provided with an anti-shaking frame (1), and one end of the tank body (6) penetrates through the anti-shaking frame (1) and is positioned in the tank body mounting hole;
the bottom and/or the side wall of the fixing frame (5) are/is provided with a plurality of fixing holes;
the data acquisition and detection device (4) comprises an acquisition MCU, an ADC module, an acquisition memory, an acquisition LORA module (7), a temperature sensor and an LCD (8); the ADC module, the acquisition memory, the LCD (8) and the acquisition LORA module (7) are all connected with the acquisition MCU, the temperature sensor and the gravity sensor (3) are all connected with the ADC module, and the LCD (8) is connected with the side wall of the fixing frame (5);
the data acquisition and detection device (4) is internally provided with an alarm module, and the alarm module is connected with the acquisition MCU; one end of the control valve is connected with a bottle head valve and a small ball valve of the high-pressure container bottle, and the other end of the control valve is connected with an alarm module;
when a bottle head valve or a small ball valve of the high-pressure container bottle is opened, the control valve sends a feedback signal to the alarm module, and the alarm module gives an alarm;
when the weight of the high-pressure container bottle is smaller than a preset threshold value, the MCU is collected to generate an alarm signal and send the alarm signal to the alarm module, and the alarm module gives an alarm.
2. The leakage monitor device for high-pressure container bottles of claim 1, wherein the data acquisition and detection device (4) is further provided with a start button (9) and two acquisition RJ45 interfaces, and the start button (9) and the two acquisition RJ45 interfaces are both connected with an acquisition MCU;
a timer is arranged in the acquisition MCU and used for starting the acquisition MCU at preset time intervals.
3. A high-pressure container bottle leakage monitoring system, characterized by comprising a plurality of concentrators (14), a plurality of terminals and a plurality of monitoring devices according to any one of claims 1 to 2, wherein the data acquisition and detection devices (4) of the terminals and the monitoring devices are respectively connected with the plurality of concentrators (14), and the plurality of concentrators (14) are connected with each other;
the concentrator (14) is used for receiving the weight information sent by the data acquisition and detection device (4) and sending the weight information to the terminal;
the terminal is used for receiving and displaying the weight information sent by the concentrator (14).
4. The high-pressure container bottle leakage monitoring system according to claim 3, wherein the concentrator (14) comprises a power supply module, a centralized MCU, a centralized memory, a 4G DTU module, a wireless router module, two LEDs and a centralized LORA module (7); the power module, the centralized storage, the 4G DTU module, the centralized LORA module (7) and the wireless router module are all connected with the centralized MCU, the wireless router module and the 4G DTU module are all connected with the terminal, and the centralized LORA module (7) is connected with the data acquisition and detection device (4); one LED is connected with the power supply module and used for power supply indication, and the other LED is connected with the centralized MCU and used for system operation indication.
5. The high-pressure container bottle leakage monitoring system according to claim 4, wherein four RJ45 interfaces connected with the centralized MCU and one RS232 interface connected with the centralized MCU are further arranged on the concentrator (14), two RJ45 interfaces are connected with the data acquisition and detection device (4), and the other two RJ45 interfaces are connected with the adjacent concentrator (14); and the RS232 interface is used for debugging the centralized MCU.
6. The high-pressure vessel bottle leakage monitoring system of claim 3, wherein the terminal is one or more of a cloud server, an electronic computer, and a mobile phone.
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