CN208580494U - A kind of low power-consumption intelligent gas meter, flow meter auxiliary device based on NB-IoT technology - Google Patents

A kind of low power-consumption intelligent gas meter, flow meter auxiliary device based on NB-IoT technology Download PDF

Info

Publication number
CN208580494U
CN208580494U CN201820912884.1U CN201820912884U CN208580494U CN 208580494 U CN208580494 U CN 208580494U CN 201820912884 U CN201820912884 U CN 201820912884U CN 208580494 U CN208580494 U CN 208580494U
Authority
CN
China
Prior art keywords
module
circuit
meter
gas meter
iot
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201820912884.1U
Other languages
Chinese (zh)
Inventor
钱思远
纪浩
刘小凡
何文强
蔡友发
王玮琦
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BEIJING INSTRUMENT INDUSTRY GROUP Co Ltd
Original Assignee
BEIJING INSTRUMENT INDUSTRY GROUP Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by BEIJING INSTRUMENT INDUSTRY GROUP Co Ltd filed Critical BEIJING INSTRUMENT INDUSTRY GROUP Co Ltd
Priority to CN201820912884.1U priority Critical patent/CN208580494U/en
Application granted granted Critical
Publication of CN208580494U publication Critical patent/CN208580494U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The utility model relates to a kind of low power-consumption intelligent gas meter, flow meter auxiliary device based on NB-IoT technology, comprising: microcontroller, power circuit, valve controling circuit, alarm module, input operation circuit, flow measurement module, house dog, real-time clock, LCD display module, electric voltage observation circuit, ESAM security module, data memory module and NB-IoT module;The microcontroller is connect with valve controling circuit, alarm module, input operation circuit, flow measurement module, house dog, real-time clock, LCD display module, electric voltage observation circuit, ESAM security module, data memory module, NB-IoT module respectively;The power circuit is connect with microcontroller, valve controling circuit, alarm module, input operation circuit, flow measurement module, house dog, real-time clock, LCD display module, electric voltage observation circuit, ESAM security module, data memory module, NB-IoT module respectively;There are a variety of variations including module to delete for the utility model, module integrated, chip replacement.

Description

A kind of low power-consumption intelligent gas meter, flow meter auxiliary device based on NB-IoT technology
Technical field
The utility model relates to gas meter, flow meter technical field more particularly to a kind of low power-consumption intelligent combustions based on NB-IoT technology Gas meter auxiliary device.
Background technique
It is existing that two class of non-remote transmitting gas meter and wired remote-transmission gas meter, flow meter can be divided into using the gas meter, flow meter of wireless remote transmission technology.
Non- remote transmitting gas meter is periodically registered one's residence hand at present by meter reading personnel from door to door such as IC card gas meter, flow meter or mechanical gas table It is dynamic to make an inventory.
Wired remote-transmission gas meter, flow meter, such as intelligent terminal is connected to by concentrator by RS485 bus, M-Bus bus, then by Concentrator, which is concentrated, uploads data.
Non- remote transmitting gas meter there are the shortcomings that: the artificial mode of making an inventory register one's residence inconvenience, low efficiency, it is at high cost, do not have real-time, Accuracy is not high.
Wired remote-transmission gas meter, flow meter there are the shortcomings that:
1, it needs to be routed, it is great in constructing amount;
2, it safeguards, overhaul difficulty;
3, at high cost;
4, capacity is small, in order to increase capacity, can only increase concentrator;
5, transmission range is close.
Existing wireless telemetering gas-meter use more the Ad hoc wireless networks such as 433MHz and ZigBee, LoRaWAN, GPRS, 2G/3G/4G etc..
Wireless telemetering gas-meter is lacked using when the Ad hoc wireless networks such as 433MHz and ZigBee, LoRaWAN there are following Point:
1, it needs from setting up wireless networks, network design is complicated;
2, wireless network covering radius is small (Ad hoc wireless networks such as 433MHz and ZigBee);
3, power consumption is big (Ad hoc wireless networks such as 433MHz and ZigBee);
4, capacity is small.
It is had the disadvantage in that when wireless telemetering gas-meter is using GPRS, 2G/3G/4G
1, rate are high;
2, power consumption is big.
Utility model content
In view of the deficiencies in the prior art, the purpose of this utility model is to provide a kind of based on NB-IoT technology Low power-consumption intelligent gas meter, flow meter auxiliary device, be to solve traditional remote transmitting gas meter is existing or at high cost or network design is complicated, Or the problems such as network coverage radius is small or capacity is small or power consumption is big.
To achieve the above objectives, the technical scheme adopted by the utility model is that:
A kind of low power-consumption intelligent gas meter, flow meter auxiliary device based on NB-IoT technology, comprising: microcontroller, power circuit, Valve controling circuit, alarm module, input operation circuit, flow measurement module, house dog, real-time clock, LCD display module, Electric voltage observation circuit, ESAM security module, data memory module and NB-IoT module;
The microcontroller respectively with valve controling circuit, alarm module, input operation circuit, flow measurement module, see Door dog, real-time clock, LCD display module, electric voltage observation circuit, ESAM security module, data memory module, NB-IoT module connect It connects;The power circuit respectively with microcontroller, valve controling circuit, alarm module, input operation circuit, flow measurement mould Block, house dog, real-time clock, LCD display module, electric voltage observation circuit, ESAM security module, data memory module, NB-IoT Module connection;
The microcontroller is controlled each functional module in a manner of low power operation and completes flow for controlling each functional module The work such as acquisition, gas meter, flow meter status monitoring, valve control, wireless data transceiving, warning note, ladder charging;
The power circuit is used to provide high efficiency and stabilized power supply for each functional module;
The valve controling circuit is for driving gas meter, flow meter base table built-in electromagnetic threshold switch;
The alarm module is reminded and is alarmed for error condition;
The input operation circuit is for peripheral operation to check combustion gas table status;
The flow measurement module is for acquiring gas flow;
The house dog is used for monitoring program operating status, provides crash protection;
The real-time clock is used to provide time calendar for gas meter, flow meter;
The LCD display module is for showing combustion gas table status;
The electric voltage observation circuit is used for monitoring power voltage, ensures that gas meter, flow meter operates normally;
The ESAM security module is for realizing data safety storage, data enciphering/deciphering, bidirectional identity authentication, access right The safety control functions such as limit control, link encryption transmission;
The data memory module is for gas meter, flow meter parameter and history data store and record;
The NB-IoT module is for modulation /demodulation, control transmitting/receiving wireless signal.
On the basis of above scheme, the power circuit is by battery, diode, voltage conversion chip, resistance, capacitor structure At.
On the basis of above scheme, the valve controling circuit is driven by the bridge-type that multiple triodes, diode form Dynamic circuit.
On the basis of above scheme, the alarm module is realized by buzzer circuit and LCD.
On the basis of above scheme, the input operation circuit is realized by key circuit.
The utility model describes a kind of original substantially of low power-consumption intelligent gas meter, flow meter auxiliary device based on NB-IoT technology Reason and main feature.There are a variety of variations including module to delete for the utility model, module integrated, chip replacement.
Detailed description of the invention
The utility model has following attached drawing:
The functional module of Fig. 1 the utility model constitutes and relation principle figure.
Fig. 2 manages platform block diagram based on Internet of Things and the intelligent gas meter of cloud computing.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
As shown in Figs. 1-2, the low power-consumption intelligent gas meter, flow meter auxiliary device described in the utility model based on NB-IoT technology, Include: microcontroller, power circuit, valve controling circuit, alarm module, input operation circuit, flow measurement module, guard the gate Dog, real-time clock, LCD display module, electric voltage observation circuit, ESAM security module, data memory module and NB-IoT module;
The microcontroller respectively with valve controling circuit, alarm module, input operation circuit, flow measurement module, see Door dog, real-time clock, LCD display module, electric voltage observation circuit, ESAM security module, data memory module, NB-IoT module connect It connects;The power circuit respectively with microcontroller, valve controling circuit, alarm module, input operation circuit, flow measurement mould Block, house dog, real-time clock, LCD display module, electric voltage observation circuit, ESAM security module, data memory module, NB-IoT Module connection;
The microcontroller is controlled each functional module in a manner of low power operation and completes flow for controlling each functional module The work such as acquisition, gas meter, flow meter status monitoring, valve control, wireless data transceiving, warning note, ladder charging;
The power circuit is used to provide high efficiency and stabilized power supply for each functional module;
The valve controling circuit is for driving gas meter, flow meter base table built-in electromagnetic threshold switch;
The alarm module is reminded and is alarmed for error condition;
The input operation circuit is for peripheral operation to check combustion gas table status;
The flow measurement module is for acquiring gas flow;
The house dog is used for monitoring program operating status, provides crash protection;
The real-time clock is used to provide time calendar for gas meter, flow meter;
The LCD display module is for showing combustion gas table status;
The electric voltage observation circuit is used for monitoring power voltage, ensures that gas meter, flow meter operates normally;
The ESAM security module is for realizing data safety storage, data enciphering/deciphering, bidirectional identity authentication, access right The safety control functions such as limit control, link encryption transmission;
The data memory module is for gas meter, flow meter parameter and history data store and record;
The NB-IoT module is for modulation /demodulation, control transmitting/receiving wireless signal.
On the basis of above scheme, the power circuit is by battery, diode, voltage conversion chip, resistance, capacitor structure At.
On the basis of above scheme, the valve controling circuit is driven by the bridge-type that multiple triodes, diode form Dynamic circuit.
On the basis of above scheme, the alarm module is realized by buzzer circuit and LCD.
On the basis of above scheme, the input operation circuit is realized by key circuit.
Low power-consumption intelligent gas meter, flow meter auxiliary device based on NB-IoT technology is with NB-IOT high safety, wide covering, low function Consumption connects greatly wide-area communication, and realization issues the real time information sampling, status monitoring, control instruction of intelligent gas meter Remote operation, the data of acquisition and status information are analyzed and are handled in time, to realize more targeted, science Dynamic manages, and promotes the efficiency of management and service level of intelligent gas meter.
The utility model has the beneficial effects that
1, using advanced NB-IOT wide-area communication, telecommunications radio spectrum resources acquire intelligent gas meter in real time Information;
2, end-by-end security technical guarantee data safety and access safety;
3, information sharing platform, building manage platform based on Internet of Things and the intelligent gas meter of cloud computing.
The content being not described in detail in this specification belongs to the prior art well known to professional and technical personnel in the field.

Claims (5)

1. a kind of low power-consumption intelligent gas meter, flow meter auxiliary device based on NB-IoT technology characterized by comprising microcontroller, Power circuit, valve controling circuit, alarm module, input operation circuit, flow measurement module, house dog, real-time clock, LCD Display module, electric voltage observation circuit, ESAM security module, data memory module and NB-IoT module;
The microcontroller respectively with valve controling circuit, alarm module, input operation circuit, flow measurement module, house dog, Real-time clock, LCD display module, electric voltage observation circuit, ESAM security module, data memory module, the connection of NB-IoT module;Institute State power circuit respectively with microcontroller, valve controling circuit, alarm module, input operation circuit, flow measurement module, guard the gate Dog, real-time clock, LCD display module, electric voltage observation circuit, ESAM security module, data memory module, NB-IoT module connect It connects;
The microcontroller is controlled each functional module completion flow in a manner of low power operation and adopted for controlling each functional module Collection, gas meter, flow meter status monitoring, valve control, wireless data transceiving, warning note, ladder charging work;
The power circuit is used to provide high efficiency and stabilized power supply for each functional module;
The valve controling circuit is for driving gas meter, flow meter base table built-in electromagnetic threshold switch;
The alarm module is reminded and is alarmed for error condition;
The input operation circuit is for peripheral operation to check combustion gas table status;
The flow measurement module is for acquiring gas flow;
The house dog is used for monitoring program operating status, provides crash protection;
The real-time clock is used to provide time calendar for gas meter, flow meter;
The LCD display module is for showing combustion gas table status;
The electric voltage observation circuit is used for monitoring power voltage, ensures that gas meter, flow meter operates normally;
The ESAM security module is for realizing data safety storage, data enciphering/deciphering, bidirectional identity authentication, access right control System and link encryption transmit safety control function;
The data memory module is for gas meter, flow meter parameter and history data store and record;
The NB-IoT module is for modulation /demodulation, control transmitting/receiving wireless signal.
2. the low power-consumption intelligent gas meter, flow meter auxiliary device based on NB-IoT technology as described in claim 1, which is characterized in that institute Power circuit is stated to be made of battery, diode, voltage conversion chip, resistance, capacitor.
3. the low power-consumption intelligent gas meter, flow meter auxiliary device based on NB-IoT technology as described in claim 1, which is characterized in that institute State the bridge drive circuit that valve controling circuit is made of multiple triodes, diode.
4. the low power-consumption intelligent gas meter, flow meter auxiliary device based on NB-IoT technology as described in claim 1, which is characterized in that institute Alarm module is stated to be realized by buzzer circuit and LCD.
5. the low power-consumption intelligent gas meter, flow meter auxiliary device based on NB-IoT technology as described in claim 1, which is characterized in that institute Input operation circuit is stated to be realized by key circuit.
CN201820912884.1U 2018-06-13 2018-06-13 A kind of low power-consumption intelligent gas meter, flow meter auxiliary device based on NB-IoT technology Active CN208580494U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201820912884.1U CN208580494U (en) 2018-06-13 2018-06-13 A kind of low power-consumption intelligent gas meter, flow meter auxiliary device based on NB-IoT technology

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201820912884.1U CN208580494U (en) 2018-06-13 2018-06-13 A kind of low power-consumption intelligent gas meter, flow meter auxiliary device based on NB-IoT technology

Publications (1)

Publication Number Publication Date
CN208580494U true CN208580494U (en) 2019-03-05

Family

ID=65507177

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201820912884.1U Active CN208580494U (en) 2018-06-13 2018-06-13 A kind of low power-consumption intelligent gas meter, flow meter auxiliary device based on NB-IoT technology

Country Status (1)

Country Link
CN (1) CN208580494U (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110086875A (en) * 2019-04-30 2019-08-02 成都秦川物联网科技股份有限公司 The Internet of Things intelligence instrument of preposition gateway is communicated with NB
CN110381458A (en) * 2019-07-26 2019-10-25 北京讯腾智慧科技股份有限公司 Intelligent gas meter Information Secure Transmission System
CN110519328A (en) * 2019-07-15 2019-11-29 北京航空航天大学 A kind of self-power wireless perception gas meter, flow meter system
CN112767667A (en) * 2020-12-25 2021-05-07 深圳市燃气集团股份有限公司 Safety module based on NB-IoT (NB-IoT), gas meter reading system and method

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110086875A (en) * 2019-04-30 2019-08-02 成都秦川物联网科技股份有限公司 The Internet of Things intelligence instrument of preposition gateway is communicated with NB
CN110519328A (en) * 2019-07-15 2019-11-29 北京航空航天大学 A kind of self-power wireless perception gas meter, flow meter system
CN110381458A (en) * 2019-07-26 2019-10-25 北京讯腾智慧科技股份有限公司 Intelligent gas meter Information Secure Transmission System
CN112767667A (en) * 2020-12-25 2021-05-07 深圳市燃气集团股份有限公司 Safety module based on NB-IoT (NB-IoT), gas meter reading system and method
CN112767667B (en) * 2020-12-25 2022-04-19 深圳市燃气集团股份有限公司 Safety module based on NB-IoT (NB-IoT), gas meter reading system and method

Similar Documents

Publication Publication Date Title
CN208580494U (en) A kind of low power-consumption intelligent gas meter, flow meter auxiliary device based on NB-IoT technology
CN101609123B (en) Online monitoring system of dynamic compatibilization of power transmission line
CN101814226B (en) Ammeter wireless monitoring interface devices and wireless monitoring system
CN103034213A (en) Remote monitoring and controlling system
CN107590987A (en) A kind of long-distance meter-reading system based on low-power consumption Internet of Things
CN102128978A (en) Energy consumption metering system supporting two-way communication
CN104809862A (en) Remote gas meter reading network system
CN102130942A (en) Greenhouse wireless remote plant eco-physiology monitoring system based on ZigBee and 3G network
Shaikh et al. Research on wireless sensor network technology
CN203288046U (en) Household combustion gas leakage monitoring system based on wireless communication and GSM mobile communication
CN103528702A (en) ZigBee-based temperature monitoring device, ZigBee-based temperature monitoring system and implementation method thereof
CN207441006U (en) A kind of long-distance meter-reading system based on low-power consumption Internet of Things
CN204594498U (en) A kind of wireless structural health monitoring system based on Zigbee802.15.4
CN204706172U (en) A kind of gas meter, flow meter long distance control system based on wireless remote transmission technology
CN201937835U (en) Ad hoc network node for underground environment condition wireless monitoring system
CN203522340U (en) Power consumption load monitoring system
CN203165194U (en) Near-real-time ultra-low power consumption wireless ad hoc network image pick-up direct reading gas meter reading system
CN102573118A (en) Multi-parameter monitoring using wireless sensor node with self-triggering function
CN202583853U (en) Power source and environment monitoring system of machine room of expressway toll station
CN203480675U (en) Management system for networking management of gas users
CN207622813U (en) One kind being based on LoRaWan low power-consumption intelligent gas meter, flow meter auxiliary devices
CN101620774A (en) Data short message collection system for gas meter
CN205541400U (en) Building site labor service system of real name system based on wearable equipment wireless location
CN201699999U (en) Zigbee-CAN network gateway for coal mine safety monitoring
CN204559893U (en) Wireless communication device, table meter inquiry unit and table meter inquiry system

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant