CN209103133U - A kind of flow instrument monitoring device based on NB-IoT module - Google Patents
A kind of flow instrument monitoring device based on NB-IoT module Download PDFInfo
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- CN209103133U CN209103133U CN201822153042.5U CN201822153042U CN209103133U CN 209103133 U CN209103133 U CN 209103133U CN 201822153042 U CN201822153042 U CN 201822153042U CN 209103133 U CN209103133 U CN 209103133U
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Abstract
The utility model discloses a kind of flow instrument monitoring devices based on NB-IoT module, including fluid metering component, processor, power supply, NB-IoT communication component and control valve, the NB-IoT communication component for realizing the processor and background server data communication, the processor to data for being analyzed and processed and sending control instruction, the flow instrument monitoring device includes the monitoring circuit connecting with the NB-IoT communication component, the monitoring circuit includes NB-IoT communication control module, power filtering module, pilot switch circuit, the power filtering module is connected between the power supply and the processor, the power filtering module includes the filter capacitor of filter inductance and multiple parallel connections, the filter inductance is connected with the filter capacitor after parallel connection, energy It is enough monitored by installation condition of the NB-IoT communication component to water meter, and the data of water meter is reliably transferred to background server in real time, effectively improve the intelligence degree of flow instrument monitoring device.
Description
Technical field
The utility model belongs to intellectual water meter monitoring technology field, more particularly, to a kind of flow based on NB-IoT module
Instrument monitoring device.
Background technique
With smart city, the arriving of big data era, wireless communication will realize all things on earth connection, it is contemplated that the following whole world Internet of Things
Net connection number will be hundred billion grades of epoch.A large amount of object object connection phenomenon has been had already appeared at present, however these connect big multi-pass
The short-range communication techniques such as bluetooth, Wi-Fi are crossed to realize, rather than operator mobile network.In order to meet the business of different Internet of Things
Demand, according to internet of things service feature and mobile communications network feature, 3GPP has carried out enhancing according to narrow band service application scenarios
The technical research of mobile communications network function, to adapt to booming internet of things service demand.Based on cellular narrowband Internet of Things
Net (Narrow Band Internet of Things, NB-IoT) becomes an important branch of all things on earth internet.It is mobile
From the connection of people and people, the connection of Xiang Renyu object and object and object is strided forward for communication, and all things on earth interconnection is inexorable trend.NB-IoT
Can have in widely applied emerging technology, the Internet of Things market for focusing on low-power consumption, extensively covering in the world as one kind
The features such as covering is wide, connection is more, rate is low, at low cost, low in energy consumption, framework is excellent.
Currently, also proposed new requirement to the meter reading method of water meter in the development process of smart city, such as need
Higher data reliability, real-time and meter reading efficiency of efficiently and accurately etc..But existing long-distance meter-reading system is mostly based on
It communicates to connect, realizes long-range with background server again behind traditional wireless communication technique (such as 2G, 3G or 4G) connection internet
Valve control is analyzed and the functions such as abnormal alarm with water state monitoring, remote recharge, data.But due to traditional wireless
Communication technology power consumption is larger, exist by the reliability that the network coverage is influenced and transmission range is caused to transmit compared with close, data it is low with
And data transmission rate it is slower the defects of, hinder the development of smart city.In addition, traditional long-distance meter-reading system is due to lacking
Few monitoring function for water pump composite state, it is difficult to the phenomenon that preventing user from arbitrarily dismantling water meter and escaping monitoring.
Utility model content
The purpose of this utility model is to provide a kind of flow instrument monitoring devices based on NB-IoT module, can pass through
NB-IoT communication component is monitored the installation condition of water meter, and the data of water meter are reliably transferred to background service in real time
Device effectively improves the intelligence degree of flow instrument monitoring device.
A kind of flow instrument monitoring device based on NB-IoT module provided by the embodiment of the utility model is applied to water
Table, the flow instrument monitoring device include fluid metering component, processor, power supply, NB-IoT communication component and control valve,
The fluid metering component, power supply, NB-IoT communication component and control valve are electrically connected with the processor respectively, the water meter
Including the internal shell with accommodation space, the fluid metering component, processor, power supply, NB-IoT communication component are pacified respectively
Loaded in the shell, the control valve is set at outer water tube, and the NB-IoT communication component is for realizing the place
The data communication of device and background server is managed, the processor is used to being analyzed and processed data and sending control instruction,
The flow instrument monitoring device includes the monitoring circuit connecting on the shell and with the NB-IoT communication component, institute
Stating monitoring circuit includes NB-IoT communication control module, power filtering module, pilot switch circuit, the NB-IoT communication control
Module and pilot switch circuit are connected to the processor, and the power filtering module is connected to the power supply and the place
Manage between device, the power filtering module includes the filter capacitor of filter inductance and multiple parallel connections, the filter inductance with it is in parallel
Filter capacitor series connection afterwards.
Further, the NB-IoT communication component includes signal projector and signal receiver, the signal projector
It is set in the water meter with signal receiver and is electrically connected with the processor and is communicated with the background server respectively
Connection.
Further, the NB-IoT communication component further include the modulator being connect with the signal projector and with institute
The demodulator of signal receiver connection is stated, the modulator and demodulator is set in the shell.
Further, the NB-IoT communication component further include the encryption equipment being connect with modulator and with the demodulator
The decipher of connection, the encryption equipment and decipher are set in the shell.
Further, the flow instrument monitoring device further include be set to it is steady between the power supply and the processor
Volt circuit, the output voltage of the voltage regulator circuit are 3.3V.
Further, the voltage regulator circuit includes transformer, rectifier bridge, the first filter capacitor, the second filter capacitor and steady
Press chip, wherein the primary coil of the transformer is connect with the power supply, the secondary coil of the transformer and the rectification
The input terminal of bridge connects, first filter capacitor and second filter capacitor it is in parallel after one end respectively with the rectifier bridge
Output end connected with the input terminal of voltage stabilizing chip, other end ground connection, the output end of the voltage stabilizing chip and the processor connect
It connects.
Further, the input terminal of the power supply is connect with city's electrical connection, output end with the power filtering module.
Further, display is embedded on the shell of the water meter, the display is electrically connected with the processor.
In conclusion fluid metering component, power supply, NB-IoT communication component and control valve in the utility model embodiment
Door is electrically connected with the processor respectively, and the fluid metering component, processor, power supply, NB-IoT communication component are distinguished
It is installed in the shell of the water meter, control valve is set at outer water tube, and the NB-IoT communication component is for realizing institute
The data communication of processor and background server is stated, the processor refers to for data to be analyzed and processed and sent with control
It enables, the data of water meter can be reliably transferred to background server in real time, effectively improve the intelligence of flow instrument monitoring device
Change degree.In addition, the flow instrument monitoring device includes being located on the shell and connecting with the NB-IoT communication component
Monitoring circuit, the monitoring circuit includes NB-IoT communication control module, power filtering module, pilot switch circuit, described
NB-IoT communication control module and pilot switch circuit are connected to the processor, and the power filtering module is connected to institute
It states between power supply and the processor, the power filtering module includes the filter capacitor of filter inductance and multiple parallel connections, described
Filter inductance is connected with the filter capacitor after parallel connection, so as to be carried out by installation condition of the NB-IoT communication component to water meter
Monitoring improves safety when flow instrument monitoring device uses.
Detailed description of the invention
It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not
Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also
To obtain other relevant attached drawings according to these attached drawings.
Fig. 1 is a kind of function of flow instrument monitoring device based on NB-IoT module provided by the embodiment of the utility model
Module frame chart.
Fig. 2 is a kind of monitoring circuit electricity connected to the processor applied in Fig. 1 provided by the embodiment of the utility model
Road functional block diagram.
Fig. 3 is a kind of circuit diagram of power filtering module provided by the embodiment of the utility model.
Icon:
Flow instrument monitoring device 100；Fluid metering component 101；Processor 102；Power supply 103；
NB-IoT communication component 104；Control valve 105；Monitor circuit 106；NB-IoT communication control module 1061；
Power filtering module 1062；Pilot switch circuit 1063；Filter inductance L；Filter capacitor C.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is a part of the embodiment of the utility model, instead of all the embodiments.Based on the reality in the utility model
Apply example, those of ordinary skill in the art's every other embodiment obtained without creative labor, all
Belong to the range of the utility model protection.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.Meanwhile it is practical new at this
In the description of type, term " first ", " second " etc. are only used for distinguishing description, are not understood to indicate or imply relatively important
Property.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. terms shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be
Mechanical connection, is also possible to be electrically connected；It can be directly connected, two can also be can be indirectly connected through an intermediary
The interaction relationship of connection or two elements inside element.It for the ordinary skill in the art, can basis
Concrete condition understands the concrete meaning of above-mentioned term in the present invention.
As shown in Figure 1, a kind of flow instrument monitoring device based on NB-IoT module provided by the embodiment of the utility model
100 can be applied to water meter.The flow instrument monitoring device 100 may include fluid metering component 101, processor 102, power supply
103, NB-IoT communication component 104 and control valve 105.The fluid metering component 101, power supply 103, NB-IoT communication component
104 and control valve 105 be electrically connected respectively with the processor 102, and the fluid metering component 101, processor 102, electricity
Source 103, NB-IoT communication component 104 are respectively arranged in the shell, and the control valve 105 is set at outer water tube.
Wherein, data communication of the NB-IoT communication component 104 for realizing the processor 102 and background server, the place
Reason device 102 to data for being analyzed and processed and sending control instruction.It so, it is possible the data of water meter in real time reliably
It is transmitted to background server, effectively improves the intelligence degree of flow instrument monitoring device 100.
In addition, the flow instrument monitoring device 100 includes the monitoring circuit connecting with the NB-IoT communication component 104
106, and the monitoring circuit 106 is located on the shell.As shown in Fig. 2, the monitoring circuit 106 includes NB-IoT communication control
Molding block 1061, power filtering module 1062, pilot switch circuit 1063.Wherein, the NB-IoT communication control module 1061
It is connected to the processor 102 with pilot switch circuit 1063, the power filtering module 1062 is connected to the power supply
Between 103 and the processor 102, so as to be monitored by installation condition of the NB-IoT communication component 104 to water meter,
Improve safety when flow instrument monitoring device 100 uses.
As shown in figure 3, the power filtering module 1062 includes the filter capacitor C of filter inductance L and multiple parallel connections, it is described
Filter inductance L connects with the filter capacitor C after parallel connection.In the present embodiment, the capacitance of the filter capacitor C is equal.Preferably,
The number of the filter capacitor C of the parallel connection is 5.
In the present embodiment, the NB-IoT communication component 104 includes signal projector and signal receiver, the signal hair
Emitter and signal receiver be set in the water meter and be electrically connected respectively with the processor 102 and with the background service
Device communication connection, to emit signal respectively and receive signal.In addition, the NB-IoT communication component 104 further includes and the letter
The modulator of number transmitter connection and the demodulator connecting with the signal receiver, the modulator and demodulator are set to
In the shell, with modulated signal and demodulated signal respectively.
Further, the NB-IoT communication component 104 further include the encryption equipment being connect with modulator and with the solution
The decipher of device connection is adjusted, the encryption equipment and decipher are set in the shell, to carry out encryption reconciliation to signal respectively
It is close.
In order to improve the stability when flow instrument monitoring device 100 work, the flow instrument monitoring device 100
It further include the voltage regulator circuit being set between the power supply 103 and the processor 102, the output voltage of the voltage regulator circuit is
3.3V.Specifically, the voltage regulator circuit includes transformer, rectifier bridge, the first filter capacitor, the second filter capacitor and pressure stabilizing core
Piece, wherein the primary coil of the transformer is connect with the power supply 103, the secondary coil of the transformer and the rectification
The input terminal of bridge connects, first filter capacitor and second filter capacitor it is in parallel after one end respectively with the rectifier bridge
Output end connected with the input terminal of voltage stabilizing chip, other end ground connection, the output end of the voltage stabilizing chip and the processor 102
Connection.
When implementation, the input terminal of the power supply 103 is electrically connected with city, output end and the power filtering module 1062 connect
It connects.Display is embedded on the shell of the water meter, the display is electrically connected with the processor 102.
In conclusion fluid metering component 101, power supply 103, NB-IoT communication component in the utility model embodiment
104 and control valve 105 be electrically connected respectively with the processor 102, and by the fluid metering component 101, processor 102,
Power supply 103, NB-IoT communication component 104 are respectively arranged in the shell of the water meter, and control valve 105 is set to outer water tube
Place, data communication of the NB-IoT communication component 104 for realizing the processor 102 and background server, the processing
The data of water meter can be reliably transferred in real time by device 102 for data to be analyzed and processed and sent with control instruction
Background server effectively improves the intelligence degree of flow instrument monitoring device 100.In addition, the flow instrument monitoring device
100 include the monitoring circuit 106 connecting on the shell and with the NB-IoT communication component 104, the monitoring circuit
106 include NB-IoT communication control module 1061, power filtering module 1062, pilot switch circuit 1063, and the NB-IoT is logical
Letter control module 1061 and pilot switch circuit 1063 are connected to the processor 102, the power filtering module 1062
It is connected between the power supply 103 and the processor 102, the power filtering module 1062 includes filter inductance L and multiple
Filter capacitor C, the filter inductance L in parallel connects with the filter capacitor C after parallel connection, so as to pass through NB-IoT communication set
Part 104 is monitored the installation condition of water meter, improves safety when flow instrument monitoring device 100 uses.
Above description is merely a prefered embodiment of the utility model, is not intended to limit the utility model, for
For those skilled in the art, various modifications and changes may be made to the present invention.All spirit and original in the utility model
Within then, any modification, equivalent replacement, improvement and so on be should be included within the scope of protection of this utility model.
Claims (8)
1. a kind of flow instrument monitoring device based on NB-IoT module is applied to water meter, which is characterized in that the flow instrument
Monitoring device includes fluid metering component, processor, power supply, NB-IoT communication component and control valve, the fluid metering group
Part, power supply, NB-IoT communication component and control valve are electrically connected with the processor respectively, and the water meter includes internal with appearance
Receive the shell in space, the fluid metering component, processor, power supply, NB-IoT communication component are respectively arranged in the shell,
The control valve is set at outer water tube, and the NB-IoT communication component is for realizing the processor and background server
Data communication, for data to be analyzed and processed and sent with control instruction, the flow instrument monitors the processor
Device includes the monitoring circuit connecting on the shell and with the NB-IoT communication component, and the monitoring circuit includes
NB-IoT communication control module, power filtering module, pilot switch circuit, the NB-IoT communication control module and pilot switch
Circuit is connected to the processor, and the power filtering module is connected between the power supply and the processor, described
Power filtering module includes the filter capacitor of filter inductance and multiple parallel connections, the filter inductance with it is in parallel after filter capacitor string
Connection.
2. the flow instrument monitoring device according to claim 1 based on NB-IoT module, which is characterized in that the NB-
IoT communication component includes signal projector and signal receiver, and the signal projector and signal receiver are set to the water
It is electrically connected in table and respectively with the processor and is communicated to connect with the background server.
3. the flow instrument monitoring device according to claim 2 based on NB-IoT module, which is characterized in that the NB-
IoT communication component further includes the modulator connecting with the signal projector and the demodulation that connect with the signal receiver
Device, the modulator and demodulator are set in the shell.
4. the flow instrument monitoring device according to claim 3 based on NB-IoT module, which is characterized in that the NB-
IoT communication component further includes the encryption equipment connecting with modulator and the decipher that connect with the demodulator, the encryption equipment
It is set in the shell with decipher.
5. the flow instrument monitoring device according to claim 1 based on NB-IoT module, which is characterized in that the flow
Instrument monitoring device further includes the voltage regulator circuit being set between the power supply and the processor, the output of the voltage regulator circuit
Voltage is 3.3V.
6. the flow instrument monitoring device according to claim 5 based on NB-IoT module, which is characterized in that the pressure stabilizing
Circuit includes transformer, rectifier bridge, the first filter capacitor, the second filter capacitor and voltage stabilizing chip, wherein at the beginning of the transformer
Grade coil is connect with the power supply, and the secondary coil of the transformer is connect with the input terminal of the rectifier bridge, first filter
One end input with the output end of the rectifier bridge and voltage stabilizing chip respectively after wave capacitor and second filter capacitor are in parallel
End connection, other end ground connection, the output end of the voltage stabilizing chip are connected to the processor.
7. the flow instrument monitoring device according to claim 5 or 6 based on NB-IoT module, which is characterized in that described
The input terminal of power supply is electrically connected with city, output end is connect with the power filtering module.
8. the flow instrument monitoring device according to claim 1 based on NB-IoT module, which is characterized in that the water meter
Shell on be embedded with display, the display is electrically connected with the processor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822153042.5U CN209103133U (en) | 2018-12-20 | 2018-12-20 | A kind of flow instrument monitoring device based on NB-IoT module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822153042.5U CN209103133U (en) | 2018-12-20 | 2018-12-20 | A kind of flow instrument monitoring device based on NB-IoT module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209103133U true CN209103133U (en) | 2019-07-12 |
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ID=67163177
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822153042.5U Active CN209103133U (en) | 2018-12-20 | 2018-12-20 | A kind of flow instrument monitoring device based on NB-IoT module |
Country Status (1)
| Country | Link |
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| CN (1) | CN209103133U (en) |
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2018
- 2018-12-20 CN CN201822153042.5U patent/CN209103133U/en active Active
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