CN114422543A - NB-IOT (network B-Internet of things) water meter system - Google Patents
NB-IOT (network B-Internet of things) water meter system Download PDFInfo
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- CN114422543A CN114422543A CN202111548457.2A CN202111548457A CN114422543A CN 114422543 A CN114422543 A CN 114422543A CN 202111548457 A CN202111548457 A CN 202111548457A CN 114422543 A CN114422543 A CN 114422543A
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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
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
- G01F15/06—Indicating or recording devices
- G01F15/061—Indicating or recording devices for remote indication
- G01F15/063—Indicating or recording devices for remote indication using electrical means
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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
- H04L67/10—Protocols in which an application is distributed across nodes in the network
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
- H04W12/03—Protecting confidentiality, e.g. by encryption
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/70—Services for machine-to-machine communication [M2M] or machine type communication [MTC]
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Abstract
The invention discloses an NB-IOT (network b-internet of things) water meter system, which comprises an NB-IOT water meter acquisition end, an NB-IOT base station, an IOT core network, an IOT water meter cloud platform and an NB-IOT client terminal; the NB-IOT base station comprises a first information receiving and transmitting module group which forms one-to-one pairing with the information transmitting module of the NB-IOT water meter acquisition end in a single frequency band; the IOT core network comprises a second information receiving and sending module group which can carry out wireless transmission connection with the first information receiving and sending module group; the NB-IOT base station also comprises a first encryption end; the IOT Internet of things water meter cloud platform comprises a second encryption end, and the NB-IOT Internet of things water meter system utilizes an independent frequency band communication technology, a filtering technology and an encryption technology in a plurality of wireless connection platforms, so that the NB-IOT Internet of things water meter system is smooth and efficient in communication, and the confidentiality of information wireless communication is greatly improved.
Description
Technical Field
The invention relates to the technical field of intelligent water meters, in particular to an NB-IOT (network b-internet of things) water meter system.
Background
Because the traditional intelligent water meter has the problems of difficult real-time monitoring, complex construction, high cost, poor communication stability and the like, the situation can be fundamentally changed along with the appearance of NB-IoT narrowband Internet of things technology. Based on the NB-IoT technology, the method has the characteristics of wide coverage, high reliability, high safety, low cost, low power consumption and the like, can reduce the meter reading cost in the field of intelligent water meters, can realize intelligent and big data management of water meter management, and has very important practical application value. The NB-IoT intelligent water meter system mainly comprises a water meter with an NB-IoT communication module, an NB-IoT communication base station, an Internet of things cloud platform, a service server, client management software and the like. The intelligent water meter of NB-IoT technology is arranged in each household, after the intelligent water meter is started to operate, the intelligent water meter can search nearby NB-IoT communication base stations and register the NB-IoT communication base stations to the Internet of things cloud platform, the cloud platform can know the data capacity of the equipment needing to be reported and received, the water consumption data of the intelligent water meter can be uploaded to the Internet of things cloud platform through the communication base stations, and control data messages from the cloud platform can also be received. The client management software acquires the resident water consumption data which are copied and received in real time from the cloud platform through the service server, monitors the real-time water consumption condition of each resident, can also perform real-time stepped price adjustment control on the resident water consumption, customizes the data copying strategy of the service server, and pushes monthly water consumption condition and fee deduction condition to the resident. However, in practical application, it is found that due to the fact that our country has broad breadth, different places and different environments, the adaptability to the NB-IoT narrowband internet of things technology is different, especially in areas with strong electromagnetic radiation, the influence on NB-IoT narrowband communication is large, and meanwhile, the security of wireless communication needs to be enhanced.
Disclosure of Invention
The invention aims at the problems and provides an NB-IOT (network b-internet of things) water meter system, which applies an individual frequency band communication technology, a filtering technology and an encryption technology to a plurality of wireless connection platforms, so that the NB-IOT water meter system is smoother and more efficient in communication and the confidentiality of information wireless communication is greatly improved.
In order to achieve the technical purpose, the NB-IOT (Internet of things) water meter system comprises an NB-IOT water meter acquisition end, an NB-IOT base station, an IOT core network, an IOT water meter cloud platform and an NB-IOT client terminal;
the NB-IOT Internet of things water meter acquisition end is arranged in a water pipe of each water user, reads water meter water consumption information through a photoelectric direct-reading chip, and wirelessly transmits identity and water consumption information to an IOT core network through an NB-IOT Internet of things base station;
the IOT core network wirelessly transmits information to an IOT Internet of things water meter cloud platform for information processing, and finally the IOT Internet of things water meter cloud platform wirelessly transmits the processed information to an NB-IOT Internet of things client terminal for data reading and self-service payment; the NB-IOT base station comprises a first information receiving and transmitting module group which forms one-to-one pairing with the information transmitting module of the NB-IOT water meter acquisition end in a single frequency band;
the IOT core network comprises a second information receiving and sending module group which can carry out wireless transmission connection with the first information receiving and sending module group;
the NB-IOT base station also comprises a first encryption end which can encrypt the information sent by the NB-IOT water meter acquisition end one by one;
IOT thing networking water gauge cloud platform carries out single second encryption end that encrypts one by one including can carrying out the information that comes through IOT core network transmission.
Further, the NB-IOT base station also comprises a first bandwidth filtering module group which can carry out primary filtering on a wireless network sent by an NB-IOT water meter collecting end;
the IOT core network comprises a second bandwidth filtering module group which can carry out secondary filtering on wireless signals sent by the NB-IOT base station.
Preferably, the first information receiving and sending module group comprises a plurality of first sub-information receiving and sending modules, a single first sub-information receiving and sending module in the plurality of first sub-information receiving and sending modules is in one-to-one butt joint with an information sending end of a single NB-IOT water meter in an NB-IOT water meter collecting end, and the frequency bands are consistent;
the second information receiving and sending module group comprises a plurality of second sub information receiving and sending modules, and a single second sub information receiving and sending module in the plurality of second sub information receiving and sending modules is in one-to-one butt joint with a single first sub information receiving and sending module in the first information receiving and sending module group, and the frequency bands of the second sub information receiving and sending modules are consistent.
Further preferably, the first encryption terminal and the second encryption terminal are both communication encryption modules.
After the technology is improved, the invention has the following advantages:
(1) the NB-IOT base station and the IOT core network are respectively provided with an information receiving and sending module group which adopts independent frequency band to receive and send information, each information receiving and sending module group is provided with a respective sub information receiving and sending module to carry out single-frequency band communication, and the NB-IOT base station and the IOT core network are provided with a bandwidth filtering module group, so that the wireless communication efficiency of each wireless connection platform is greatly improved;
(2) according to the invention, the NB-IOT base station and the IOT water meter cloud platform are respectively provided with the encryption terminal, so that the confidentiality of information communication between communication platforms can be greatly improved.
Drawings
FIG. 1 is a general framework diagram of the present invention;
the system comprises a water meter acquisition end of the NB-IOT Internet of things, a data acquisition end of the NB-IOT Internet of things and a data acquisition end of the NB-IOT Internet of things; 2. an NB-IOT base station; 3. an IOT core network; 4. IOT Internet of things water meter cloud platform; 5. an NB-IOT client terminal; 6. a first information receiving and sending module group; 7. a second information receiving and sending module group; 8. a first encryption end; 9. a second encryption terminal; 10. a first group of bandwidth filtering modules; 11. a second group of bandwidth filtering modules; 12. a first sub-information receiving and sending module; 13. and the second sub-information receiving and sending module.
Detailed Description
The invention is further described with reference to the following figures and detailed description.
With reference to fig. 1, an NB-IOT internet of things water meter system includes an NB-IOT internet of things water meter acquisition end 1, an NB-IOT internet of things base station 2, an IOT core network 3, an IOT internet of things water meter cloud platform 4, and an NB-IOT internet of things client terminal 5.
In the invention, an NB-IOT (network b-internet of things) Internet of things water meter acquisition end 1 is arranged in a water pipe of each water user, water consumption information of the water meter is read through a photoelectric direct-reading chip, and identity and water consumption information is wirelessly transmitted to an IOT core network 3 through an NB-IOT Internet of things base station 2.
In the invention, an IOT core network 3 wirelessly transmits information to an IOT Internet of things water meter cloud platform 4 for information processing, finally, the IOT Internet of things water meter cloud platform 4 wirelessly transmits the processed information to an NB-IOT Internet of things client terminal 5, and the NB-IOT Internet of things client terminal 5 performs data reading and self-help payment; meanwhile, in the invention, the NB-IOT base station 2 comprises a first information receiving and transmitting module group 6 which forms a one-to-one pairing with the information transmitting module of the NB-IOT water meter collecting end 1 in a single frequency band.
In the present invention, the IOT core network 3 includes a second information receiving/transmitting module group 7 capable of performing wireless transmission connection with the first information receiving/transmitting module group 6; meanwhile, the first information receiving and sending module group 6 comprises a plurality of first sub-information receiving and sending modules 12, and a single first sub-information receiving and sending module 12 in the plurality of first sub-information receiving and sending modules 12 is in one-to-one butt joint with an information sending end of a single NB-IOT water meter in the NB-IOT internet-of-things water meter collecting end 1, and the frequency bands are consistent.
In the present invention, the second information receiving and transmitting module group 7 includes a plurality of second sub-information receiving and transmitting modules 13, and a single second sub-information receiving and transmitting module 13 in the plurality of second sub-information receiving and transmitting modules 13 and a single first sub-information receiving and transmitting module 12 in the first information receiving and transmitting module group 6 are in one-to-one butt joint, and the frequency bands are consistent.
Referring to the requirement of the industry and informatization department for announcement of No. 80 in 2015, the station of the NB-IoT system base station is set to be 1800 MHz and 2100 MHz frequency bands, for example, a single first sub-information receiving and sending module 12 in a plurality of first sub-information receiving and sending modules 12 is in one-to-one butt joint with an information sending terminal of a single NB-IoT water meter in an NB-IoT Internet of things water meter acquisition terminal 1, and the frequency bands are all 1801 MHz; correspondingly, a single second sub-information receiving and sending module 13 in the plurality of second sub-information receiving and sending modules 13 and a single first sub-information receiving and sending module 12 in the first information receiving and sending module group 6 are in one-to-one butt joint, and the frequency bands are also 1801 MHz, and so on.
In the invention, the NB-IOT base station 2 further comprises a first encryption end 8 which can encrypt the information sent by the NB-IOT water meter acquisition end 1 one by one; and the IOT Internet of things water meter cloud platform 4 comprises a second encryption end 9 which can encrypt the information transmitted through the IOT core network 3 one by one.
In the invention, the NB-IOT base station 2 further comprises a first bandwidth filtering module group 10 capable of filtering a wireless network transmitted by the NB-IOT water meter collecting terminal 1 for one time; and the IOT core network 3 includes a second bandwidth filtering module group 11 capable of performing secondary filtering on the wireless signal sent by the NB-IOT internet of things base station 2.
The NB-IOT base station and the IOT core network are respectively provided with an information receiving and transmitting module group which can receive and transmit information by adopting a single frequency band, each information receiving and transmitting module group is provided with a respective sub information receiving and transmitting module to carry out single-frequency band communication, and the NB-IOT base station and the IOT core network are provided with a bandwidth filtering module group, so that the wireless communication efficiency of each wireless connection platform is greatly improved.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (4)
1. An NB-IOT (network B-Internet of things) water meter system comprises an NB-IOT water meter acquisition end, an NB-IOT base station, an IOT core network, an IOT water meter cloud platform and an NB-IOT client terminal;
the NB-IOT Internet of things water meter acquisition end is arranged in a water pipe of each water user, reads water meter water consumption information through a photoelectric direct-reading chip, and wirelessly transmits identity and water consumption information to an IOT core network through an NB-IOT Internet of things base station;
the IOT core network wirelessly transmits information to an IOT Internet of things water meter cloud platform for information processing, and finally the IOT Internet of things water meter cloud platform wirelessly transmits the processed information to an NB-IOT Internet of things client terminal for data reading and self-service payment; the NB-IOT base station is characterized by comprising a first information receiving and transmitting module group which forms one-to-one pairing with an information transmitting module of an NB-IOT water meter acquisition end in a single frequency band;
the IOT core network comprises a second information receiving and sending module group which can carry out wireless transmission connection with the first information receiving and sending module group;
the NB-IOT base station also comprises a first encryption end which can encrypt the information sent by the NB-IOT water meter acquisition end one by one;
IOT thing networking water gauge cloud platform carries out single second encryption end that encrypts one by one including can carrying out the information that comes through IOT core network transmission.
2. The NB-IOT (Internet of things) water meter system of claim 1, wherein the NB-IOT base station further comprises a first bandwidth filtering module group capable of filtering a wireless network transmitted by an NB-IOT water meter acquisition end for one time;
the IOT core network comprises a second bandwidth filtering module group which can carry out secondary filtering on wireless signals sent by the NB-IOT base station.
3. The NB-IOT internet-of-things water meter system according to claim 1, wherein the first information receiving and sending module group includes a plurality of first sub-information receiving and sending modules, a single first sub-information receiving and sending module of the plurality of first sub-information receiving and sending modules is in one-to-one butt joint with an information sending end of a single NB-IOT water meter of an NB-IOT internet-of-things water meter collection end, and the frequency bands are consistent;
the second information receiving and sending module group comprises a plurality of second sub information receiving and sending modules, and a single second sub information receiving and sending module in the plurality of second sub information receiving and sending modules is in one-to-one butt joint with a single first sub information receiving and sending module in the first information receiving and sending module group, and the frequency bands of the second sub information receiving and sending modules are consistent.
4. The NB-IOT internet-of-things water meter system of claim 1, wherein the first encryption terminal and the second encryption terminal are both communication encryption modules.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111548457.2A CN114422543A (en) | 2021-12-17 | 2021-12-17 | NB-IOT (network B-Internet of things) water meter system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111548457.2A CN114422543A (en) | 2021-12-17 | 2021-12-17 | NB-IOT (network B-Internet of things) water meter system |
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| CN114422543A true CN114422543A (en) | 2022-04-29 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116228298A (en) * | 2023-04-25 | 2023-06-06 | 清华大学 | Big data analysis method and system based on NB-IOT water meter metering information |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116228298A (en) * | 2023-04-25 | 2023-06-06 | 清华大学 | Big data analysis method and system based on NB-IOT water meter metering information |
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