CN111343280A - Pressure alarm device and method based on NB-IOT - Google Patents
Pressure alarm device and method based on NB-IOT Download PDFInfo
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- CN111343280A CN111343280A CN202010145732.5A CN202010145732A CN111343280A CN 111343280 A CN111343280 A CN 111343280A CN 202010145732 A CN202010145732 A CN 202010145732A CN 111343280 A CN111343280 A CN 111343280A
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- iot
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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
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
- H04L67/125—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks involving control of end-device applications over a network
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
- G01L19/08—Means for indicating or recording, e.g. for remote indication
- G01L19/086—Means for indicating or recording, e.g. for remote indication for remote indication
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
- G01L19/08—Means for indicating or recording, e.g. for remote indication
- G01L19/12—Alarms or signals
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
- G08B21/182—Level alarms, e.g. alarms responsive to variables exceeding a threshold
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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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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/02—Power saving arrangements
- H04W52/0209—Power saving arrangements in terminal devices
- H04W52/0225—Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal
- H04W52/0248—Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal dependent on the time of the day, e.g. according to expected transmission activity
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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
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Computing Systems (AREA)
- General Health & Medical Sciences (AREA)
- Medical Informatics (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The invention discloses a pressure alarm device based on NB-IOT, which comprises a shell and a mainboard positioned in the shell, wherein the mainboard is integrated with a micro control unit, a signal conversion module connected with the micro control unit, an NB-IOT signal transmission module, a built-in battery and a timing module; the NB-IOT signal transmission module comprises an NB-IOT module and an NB-IOT antenna connected to the NB-IOT module, the NB-IOT module is connected with the micro control unit, the micro control unit sends alarm data to the NB-IOT module, and the NB-IOT module transmits the alarm data to the server through the NB-IOT antenna, so that the function based on NB-IOT network communication is realized. The invention can remotely monitor the over-voltage and under-voltage state of the pressure gauge, has low power consumption and long signal transmission distance, and saves and reduces the updating cost and the manual maintenance cost of the pressure gauge.
Description
Technical Field
The invention relates to a pressure alarm device and a pressure alarm method, in particular to an NB-IOT based pressure alarm device and an NB-IOT based pressure alarm method.
Background
The pressure gauge is an instrument device widely applied to the fields of various industrial processes and scientific researches such as a heating power pipe network, an oil and gas transmission system, a water and gas supply system and the like, but the pressure gauge only has a function of displaying a pressure value and does not have functions of detecting overpressure and underpressure, so that a large amount of manpower is required to maintain and check in order to ensure production safety in industrial production, the workload is large, the effect is not ideal, and many safety accidents are caused by the defects of monitoring and management, and are difficult to realize especially by means of manual inspection in large-scale industrial equipment;
therefore, a remote monitoring technology is needed in the market to realize the real-time online alarm function of the pressure gauge. For many enterprises, original pressure gauge manufacturers cannot be directly abandoned due to cooperation; the replaceable pressure gauge is high in price, especially high in flow cost, and low in value.
Disclosure of Invention
In order to overcome the defects of the technology, the invention provides a pressure alarm device and method based on NB-IOT.
In order to solve the technical problems, the invention adopts the technical scheme that: a pressure alarm device based on NB-IOT comprises a shell and a mainboard positioned in the shell, wherein a micro control unit, a signal conversion module connected with the micro control unit, an NB-IOT signal transmission module, a built-in battery and a timing module are integrated on the mainboard;
the micro control unit is responsible for running embedded software and controlling the pressure alarm device to use an NB-IOT network communication transmission mode;
the signal conversion module is connected with an under-voltage signal conversion interface and an overvoltage signal conversion interface, and is used for converting an analog signal accessed by the under-voltage signal conversion interface or the overvoltage signal conversion interface into a digital signal and transmitting the digital signal to the micro control unit;
the NB-IOT signal transmission module comprises an NB-IOT module and an NB-IOT antenna connected to the NB-IOT module, the NB-IOT module is connected with the micro control unit, the micro control unit sends alarm data to the NB-IOT module, and the NB-IOT module transmits the alarm data to the server through the NB-IOT antenna, so that the function of communication based on the NB-IOT network is realized;
the built-in battery is used for providing a stable power supply for the micro control unit, the NB-IOT signal transmission module, the signal conversion module and the timing module;
the timing module is used for providing real-time date and time for the micro control unit.
Further, the under-voltage signal conversion interface and the over-voltage signal conversion interface are arranged on the shell.
Furthermore, the under-voltage signal conversion interface and the over-voltage signal conversion interface are both provided with probe sensors.
Further, the NB-IOT antenna extends through the housing of the enclosure and is secured to the enclosure.
Furthermore, the NB-IOT module has a wake-up mechanism and a power saving mechanism, and the wake-up mechanism and the power saving mechanism are controlled to be switched by the micro control unit.
A remote overvoltage and undervoltage alarm method of an NB-IOT based pressure alarm device comprises the following steps: the under-voltage signal conversion interface and the over-voltage signal conversion interface are butted with a pressure meter, when the pressure meter detects an over-voltage or under-voltage state, a probe sensor on the under-voltage signal conversion interface or the over-voltage signal conversion interface transmits an acquired analog signal to a signal conversion module, the signal conversion module converts the analog signal into alarm data of a digital signal and transmits the alarm data to a micro control unit, the micro control unit receives the digital signal and acquires time information from a timing module and transmits the time information to an NB-IOT signal transmission module, meanwhile, the micro control unit calls a wake-up mechanism of the NB-IOT module, the NB-IOT module transmits the alarm data to a server through an NB-IOT antenna in an NB-IOT network communication transmission mode under the wake-up mechanism, then the alarm data are processed by the server end and an alarm prompt is sent, and when the alarm data of the NB-IO, and the micro control unit calls a power saving mechanism of the NB-IOT module, and the NB-IOT module enters a low power consumption state to operate under the power saving mechanism.
The invention discloses a pressure alarm device based on NB-IOT, which adopts an NB-IOT network communication transmission mode to realize remote monitoring of an over-voltage and under-voltage state of a pressure gauge through a server, has low power consumption and long signal transmission distance, and saves updating cost and manual maintenance cost of pressure gauge equipment.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is an electrical block diagram of the main board of the present invention.
In the figure: 1. a housing; 2. a main board; 3. a micro control unit; 4. a signal conversion module; 5. an NB-IOT signal transmission module; 6. a built-in battery; 7. a timing module; 41. an under-voltage signal conversion interface; 42. an overvoltage signal conversion interface; 43. a probe sensor; 51. an NB-IOT module; 52. an NB-IOT antenna.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
The embodiment comprises a pressure alarm device and a monitoring method based on NB-IOT.
The NB-IOT based pressure alarm device shown in fig. 1 and 2 includes a housing 1 and a main board 2 located inside the housing 1, wherein the main board 2 integrates a micro control unit 3, and a signal conversion module 4, an NB-IOT signal transmission module 5, an internal battery 6 and a timing module 7 connected to the micro control unit 3;
the micro control unit 3 is responsible for running of embedded software and controls the pressure alarm device to use an NB-IOT network communication transmission mode, the NB-IOT network communication transmission mode is constructed in a cellular network, and the pressure alarm device has the characteristics of wide coverage, more connections, high speed, low cost, low power consumption, excellent architecture and the like; the built-in battery 6 is used for providing stable power supply for the micro control unit 3, the NB-IOT signal transmission module 5, the signal conversion module 4 and the timing module 7; the timing module 7 is used to provide real time date and time to the micro control unit 3.
The signal conversion module 4 is connected with an under-voltage signal conversion interface 41 and an over-voltage signal conversion interface 42, the under-voltage signal conversion interface 41 and the over-voltage signal conversion interface 42 are both provided with a probe sensor 43, the under-voltage signal conversion interface 41 and the over-voltage signal conversion interface 42 are arranged on the shell 1, when the pressure gauge is used, the under-voltage signal conversion interface 41 and the over-voltage signal conversion interface 42 are in butt joint with the pressure gauge, when the pressure gauge detects an over-voltage or under-voltage state, the probe sensor 43 on the under-voltage signal conversion interface 41 or the over-voltage signal conversion interface 42 can transmit the acquired analog signal to the signal conversion module 4, and the signal conversion module 4 is used for converting the analog signal accessed by the under-voltage signal conversion interface 41 or the over-voltage signal conversion interface;
the micro control unit 3 receives the digital signal and acquires time information from the timing module 7 and transmits the time information to the NB-IOT signal transmission module 5, the NB-IOT signal transmission module 5 comprises an NB-IOT module 51 and an NB-IOT antenna 52 connected to the NB-IOT module 51, the NB-IOT module 51 is provided with a wake-up mechanism and a power-saving mechanism, the NB-IOT module 51 is connected with the micro control unit 3, and the wake-up mechanism and the power-saving mechanism are controlled to be switched through the micro control unit 3; the NB-IOT antenna 52 extends out of the housing 1 and is fixed to the housing 1, so that when the mcu 3 sends alarm data to the NB-IOT module 51, the mcu 3 invokes the NB-IOT module 51 wake-up mechanism, under the wake-up mechanism, the NB-IOT module 51 transmits the alarm data to the server through the NB-IOT antenna 52 by using NB-IOT network communication transmission mode, then the server end processes the alarm data and sends out alarm prompt, for example, the alarm prompt is carried out by the server management platform alarm, short message service or Wechat notification, etc., when the alarm data of the NB-IOT module 51 is successfully sent, the mcu 3 invokes the power saving mechanism of the NB-IOT module 51, under the power saving mechanism, the NB-IOT module 51 enters a low power consumption state to operate, and the whole process realizes the function based on NB-IOT network communication.
The above embodiments are not intended to limit the present invention, and the present invention is not limited to the above examples, and those skilled in the art may make variations, modifications, additions or substitutions within the technical scope of the present invention.
Claims (6)
1. A pressure alarm device based on NB-IOT, its characterized in that: the intelligent power supply comprises a shell (1) and a mainboard (2) positioned in the shell (1), wherein a micro control unit (3), a signal conversion module (4) connected with the micro control unit (3), an NB-IOT signal transmission module (5), a built-in battery (6) and a timing module (7) are integrated on the mainboard (2);
the micro control unit (3) is responsible for running embedded software and controls the pressure alarm device to use an NB-IOT network communication transmission mode;
the signal conversion module (4) is connected with an undervoltage signal conversion interface (41) and an overvoltage signal conversion interface (42), and the signal conversion module (4) is used for converting an analog signal accessed by the undervoltage signal conversion interface (41) or the overvoltage signal conversion interface (42) into a digital signal and transmitting the digital signal to the micro control unit (3);
the NB-IOT signal transmission module (5) comprises an NB-IOT module (51) and an NB-IOT antenna (52) connected to the NB-IOT module (51), the NB-IOT module (51) is connected with a micro control unit (3), the micro control unit (3) sends alarm data to the NB-IOT module (51), and the NB-IOT module (51) transmits the alarm data to a server through the NB-IOT antenna (52) to realize the function based on NB-IOT network communication;
the built-in battery (6) is used for providing a stable power supply for the micro control unit (3), the NB-IOT signal transmission module (5), the signal conversion module (4) and the timing module (7);
the timing module (7) is used for providing real-time date and time to the micro control unit (3).
2. The NB-IOT based pressure warning device of claim 1, wherein: the under-voltage signal conversion interface (41) and the over-voltage signal conversion interface (42) are arranged on the shell (1).
3. The NB-IOT based pressure warning device of claim 2, wherein: and the under-voltage signal conversion interface (41) and the over-voltage signal conversion interface (42) are both provided with probe sensors (43).
4. The NB-IOT based pressure warning device of claim 1, wherein: the NB-IOT antenna (52) penetrates out of the shell (1) and is fixed on the shell (1).
5. The NB-IOT based pressure warning device of claim 1, wherein: the NB-IOT module (51) is provided with a wake-up mechanism and a power saving mechanism, and the wake-up mechanism and the power saving mechanism are controlled to be switched through the micro control unit (3).
6. A remote over-pressure and under-pressure alarm method of the NB-IOT based pressure alarm device as claimed in any one of claims 1-5 is as follows: the under-voltage signal conversion interface (41) and the over-voltage signal conversion interface (42) are butted with a pressure gauge, when the pressure gauge detects an over-voltage or under-voltage state, a probe sensor (43) on the under-voltage signal conversion interface (41) or the over-voltage signal conversion interface (42) transmits an acquired analog signal to a signal conversion module (4), the signal conversion module (4) converts the analog signal into alarm data of a digital signal and transmits the alarm data to a micro control unit (3), the micro control unit (3) receives the digital signal and acquires time information from a timing module (7) and transmits the time information to an NB-IOT signal transmission module (5), meanwhile, the micro control unit (3) calls a wake-up mechanism of the NB-IOT module (51), and the NB-IOT module (51) transmits the alarm data to a server through an NB-IOT antenna (52) in an NB-IOT network communication transmission mode, then, the server side processes the alarm data and sends out an alarm prompt, when the alarm data of the NB-IOT module (51) is successfully sent, the micro control unit (3) calls a power saving mechanism of the NB-IOT module (51), and the NB-IOT module (51) enters a low power consumption state to operate under the power saving mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010145732.5A CN111343280A (en) | 2020-03-05 | 2020-03-05 | Pressure alarm device and method based on NB-IOT |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010145732.5A CN111343280A (en) | 2020-03-05 | 2020-03-05 | Pressure alarm device and method based on NB-IOT |
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| CN111343280A true CN111343280A (en) | 2020-06-26 |
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| CN202010145732.5A Pending CN111343280A (en) | 2020-03-05 | 2020-03-05 | Pressure alarm device and method based on NB-IOT |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113252239A (en) * | 2021-03-15 | 2021-08-13 | 上海奥迪斯仪器科技有限公司 | Data signal transmission system and method of digital pressure gauge |
| CN113916427A (en) * | 2021-09-18 | 2022-01-11 | 芜湖传方智能科技有限公司 | Pressure detection device based on NB-IoT technology |
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Application publication date: 20200626 |
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