CN110232801B - Anti-theft method for Bluetooth water meter - Google Patents
Anti-theft method for Bluetooth water meter Download PDFInfo
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- CN110232801B CN110232801B CN201910385433.6A CN201910385433A CN110232801B CN 110232801 B CN110232801 B CN 110232801B CN 201910385433 A CN201910385433 A CN 201910385433A CN 110232801 B CN110232801 B CN 110232801B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S11/00—Systems for determining distance or velocity not using reflection or reradiation
- G01S11/02—Systems for determining distance or velocity not using reflection or reradiation using radio waves
- G01S11/06—Systems for determining distance or velocity not using reflection or reradiation using radio waves using intensity measurements
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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
- G08B21/24—Reminder alarms, e.g. anti-loss alarms
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
- G08B25/01—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium
- G08B25/08—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using communication transmission lines
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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
- 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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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/80—Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication
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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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Abstract
The invention discloses an anti-theft method for a Bluetooth water meter, which comprises the following steps that firstly, a Bluetooth 5.0 water meter always works in a Bluetooth peripheral state, broadcast data is sent every 1 second, and other Bluetooth central equipment is allowed to receive the sent broadcast data; and secondly, the Bluetooth + NB dual-mode water meter also works in a Bluetooth peripheral state at ordinary times, the Bluetooth + NB dual-mode water meter is automatically switched to a Bluetooth central equipment state every 1 hour, the broadcast data sent by the surrounding Bluetooth water meters are received, then an absolute value is obtained according to the RSSI value in the received broadcast data, and then a coefficient is multiplied to obtain the distance between the dual-mode water meter and the Bluetooth water meter, and the coefficient is obtained by experimental measurement. The whole system realizes the water meter anti-theft function under the condition of not additionally increasing equipment and parts, and greatly saves the engineering cost.
Description
Technical Field
The invention relates to a Bluetooth 5.0 wireless transmission device and an NB-IoT wireless transmission device, in particular to an anti-theft method for a Bluetooth water meter.
Background
Conventionally, there is no effective method for preventing illegal theft and removal of water meters and gas meters installed on pipelines. At present, the method of adding a pipeline lead seal to a water meter or a gas meter is generally adopted, the water meter is connected with a pipe joint nut through a purely mechanical lead seal, once the water meter is disassembled by someone, the lead seal is damaged, and the water meter can be found by a manager when next inspection is carried out.
Although the anti-theft method has low cost and simple installation and operation, the method also has obvious defects and poor anti-theft effect. Specifically speaking: one is that it is not easy to find. When meeting the inspection, can in time will steal the water gauge installation meeting normal position of tearing open to seal again with similar lead sealing, the difficult discovery of inspection personnel. Secondly, the finding is not timely. Only when the water meter is patrolled and examined, the water meter can be found stolen and dismantled. Because the prior intelligent meters are used in large quantity, the polling period is long, and the water meter is not easy to check by a user, so that the stolen and the dismantled water meter can not be found in time.
Disclosure of Invention
The technical problem to be solved by the invention is to overcome the existing defects and provide an anti-theft method for a Bluetooth water meter, thereby solving the problems.
In order to achieve the purpose, the invention provides the following technical scheme: an anti-theft method for a Bluetooth water meter is characterized by comprising the following steps;
step one, the Bluetooth 5.0 water meter always works in a Bluetooth peripheral state, and broadcast data is sent every 1 second, so that other Bluetooth center equipment is allowed to receive the sent broadcast data;
the second step, the Bluetooth + NB dual-mode water meter also works in a Bluetooth peripheral state at ordinary times, the Bluetooth + NB dual-mode water meter is automatically switched to a Bluetooth central equipment state every 1 hour, the broadcast data sent by the surrounding Bluetooth water meters are received, then an absolute value is obtained according to the RSSI value in the received broadcast data, and then a coefficient is multiplied to obtain the distance between the dual-mode water meter and the Bluetooth water meter, the coefficient is obtained through test measurement, so that the distance between the Bluetooth water meter and the Bluetooth + NB dual-mode water meter is converted, once the distance is larger than a preset value, the Bluetooth + NB dual-mode water meter automatically opens a cloud end of an NB-IoT module to upload an abnormal Bluetooth water meter number, and therefore managers are reminded, and once all Bluetooth water meters connected with the Bluetooth + NB dual-mode water meter exceed the preset distance, the Bluetooth + NB dual-mode water meter can be judged;
thirdly, as for the water meters which are centrally installed between the ground well and the pipeline, as long as one Bluetooth + NB dual-mode water meter is installed, the other Bluetooth water meters can realize the anti-theft function;
and fourthly, allowing a manager to pair the host and the multiple slave machines and determine the slave machines to be watched by the host, automatically transmitting the pairing information to the corresponding Bluetooth + NB dual-mode water meter through the NB-IoT network so as to start the defense deploying function, and allowing the manager to generate a defense canceling command to the Bluetooth + NB dual-mode water meter through the NB-IoT network so as to cancel the defense deploying.
As a preferred technical scheme of the invention, the Bluetooth 5.0 water meter comprises an SOC chip, a battery, a base meter, a transmitting device and a motor valve actuator, wherein the SOC chip conforms to a Bluetooth 5.0 protocol.
As a preferred technical scheme of the invention, the Bluetooth + NB dual-mode water meter comprises an SOC chip, a battery, a base meter, a transmitting device, a motor valve actuator and an NB-IoT communication module, wherein the SOC chip conforms to a Bluetooth 5.0 protocol.
As a preferred technical solution of the present invention, the bluetooth + NB dual-mode water meter can be connected to at most 32 common bluetooth water meters at the same time.
Compared with the prior art, the invention has the beneficial effects that: 1. the invention adopts the Bluetooth 5.0 chip and the NB-IoT wireless communication module, and skillfully utilizes Bluetooth distance measurement to realize the anti-theft function of the water meter. The whole system realizes the water meter anti-theft function under the condition of not additionally increasing equipment and parts, and greatly saves the engineering cost.
2. The Bluetooth distance measurement technology is applied to water meter theft prevention, the on-site installation and debugging are extremely convenient, the extra construction cost is not required to be increased, and great convenience is brought to constructors.
3. The Bluetooth distance measurement technology used by the invention has the characteristics of low power consumption, high sensitivity and the like, and has an obvious anti-theft effect.
4. The NB-IoT communication module adopted by the invention has the characteristics of wide coverage, more connections, high speed, low cost, low power consumption, excellent architecture and the like as transmission equipment. The stealing alarm information can be timely and accurately sent to the cloud server.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural diagram of an anti-theft method for a bluetooth water meter according to the present invention;
Detailed Description
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 embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.
Referring to fig. 1, the present invention provides a technical solution: an anti-theft method for a Bluetooth water meter is characterized by comprising the following steps;
step one, the Bluetooth 5.0 water meter always works in a Bluetooth peripheral state, and broadcast data is sent every 1 second, so that other Bluetooth center equipment is allowed to receive the sent broadcast data;
the second step, the Bluetooth + NB dual-mode water meter also works in a Bluetooth peripheral state at ordinary times, the Bluetooth + NB dual-mode water meter is automatically switched to a Bluetooth central equipment state every 1 hour, the broadcast data sent by the surrounding Bluetooth water meters are received, then an absolute value is obtained according to the RSSI value in the received broadcast data, and then a coefficient is multiplied to obtain the distance between the dual-mode water meter and the Bluetooth water meter, the coefficient is obtained through test measurement, so that the distance between the Bluetooth water meter and the Bluetooth + NB dual-mode water meter is converted, once the distance is larger than a preset value, the Bluetooth + NB dual-mode water meter automatically opens a cloud end of an NB-IoT module to upload an abnormal Bluetooth water meter number, and therefore managers are reminded, and once all Bluetooth water meters connected with the Bluetooth + NB dual-mode water meter exceed the preset distance, the Bluetooth + NB dual-mode water meter can be judged;
thirdly, as for the water meters which are centrally installed between the ground well and the pipeline, as long as one Bluetooth + NB dual-mode water meter is installed, the other Bluetooth water meters can realize the anti-theft function;
and fourthly, allowing a manager to pair the host and the multiple slave machines and determine the slave machines to be watched by the host, automatically transmitting the pairing information to the corresponding Bluetooth + NB dual-mode water meter through the NB-IoT network so as to start the defense deploying function, and allowing the manager to generate a defense canceling command to the Bluetooth + NB dual-mode water meter through the NB-IoT network so as to cancel the defense deploying.
Preferably, the Bluetooth 5.0 water meter comprises an SOC chip conforming to the Bluetooth 5.0 protocol, a battery, a base meter, a transmitting device and a motor valve actuator.
Preferably, the Bluetooth + NB dual-mode water meter comprises an SOC chip conforming to a Bluetooth 5.0 protocol, a battery, a base meter, a transmitting device, a motor valve actuator and an NB-IoT communication module.
Preferably, a bluetooth + NB dual mode water gauge can connect 32 ordinary bluetooth water gauges at most simultaneously.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (4)
1. An anti-theft method for a Bluetooth water meter is characterized by comprising the following steps;
step one, the Bluetooth 5.0 water meter always works in a Bluetooth peripheral state, and broadcast data is sent every 1 second, so that other Bluetooth center equipment is allowed to receive the sent broadcast data;
the second step, the Bluetooth + NB dual-mode water meter also works in a Bluetooth peripheral state at ordinary times, the Bluetooth + NB dual-mode water meter is automatically switched to a Bluetooth central equipment state every 1 hour, the broadcast data sent by the surrounding Bluetooth water meters are received, then an absolute value is obtained according to the RSSI value in the received broadcast data, and then a coefficient is multiplied to obtain the distance between the dual-mode water meter and the Bluetooth water meter, the coefficient is obtained through test measurement, so that the distance between the Bluetooth water meter and the Bluetooth + NB dual-mode water meter is converted, once the distance is larger than a preset value, the Bluetooth + NB dual-mode water meter automatically opens a cloud end of an NB-IoT module to upload an abnormal Bluetooth water meter number, and therefore managers are reminded, and once all Bluetooth water meters connected with the Bluetooth + NB dual-mode water meter exceed the preset distance, the Bluetooth + NB dual-mode water meter can be judged;
thirdly, as for the water meters which are centrally installed between the ground well and the pipeline, as long as one Bluetooth + NB dual-mode water meter is installed, the other Bluetooth water meters can realize the anti-theft function;
and fourthly, allowing a manager to pair the host and the multiple slave machines and determine the slave machines to be watched by the host, automatically transmitting the pairing information to the corresponding Bluetooth + NB dual-mode water meter through the NB-IoT network so as to start the defense deploying function, and allowing the manager to generate a defense canceling command to the Bluetooth + NB dual-mode water meter through the NB-IoT network so as to cancel the defense deploying.
2. The anti-theft method for a bluetooth water meter according to claim 1, wherein the bluetooth 5.0 water meter comprises a SOC chip conforming to the bluetooth 5.0 protocol, a battery, a base meter, a signaling device, and a motor valve actuator.
3. The anti-theft method for a bluetooth water meter as claimed in claim 1, wherein the bluetooth + NB dual mode water meter is composed of a SOC chip conforming to bluetooth 5.0 protocol, a battery, a base meter, a transmitter, a motor valve actuator and an NB-IoT communication module.
4. The anti-theft method for the Bluetooth water meter according to claim 1, wherein the Bluetooth + NB dual mode water meter can be connected with up to 32 common Bluetooth water meters at the same time.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910385433.6A CN110232801B (en) | 2019-05-09 | 2019-05-09 | Anti-theft method for Bluetooth water meter |
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| CN201910385433.6A CN110232801B (en) | 2019-05-09 | 2019-05-09 | Anti-theft method for Bluetooth water meter |
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| CN110232801A CN110232801A (en) | 2019-09-13 |
| CN110232801B true CN110232801B (en) | 2021-02-05 |
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| CN113375748B (en) * | 2021-06-07 | 2024-04-16 | 深圳市捷先数码科技股份有限公司 | Digital second through water meter applied to water meter internet of things |
| CN113891188A (en) * | 2021-11-10 | 2022-01-04 | 深圳市平政通科技有限公司 | Water meter system capable of reporting remotely |
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| US9424728B2 (en) * | 2012-09-24 | 2016-08-23 | Amy Rambadt | Child safety seat mobile alarm and method therefor |
| CN103093585B (en) * | 2013-01-08 | 2015-08-19 | 广东欧珀移动通信有限公司 | Prevent the apparatus and method that mobile phone is lost |
| CN108765898A (en) * | 2018-05-17 | 2018-11-06 | 河南大学 | The anti-lost positioning devices of mini based on bluetooth 4.0 |
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Patent Citations (4)
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| CN106658377A (en) * | 2016-12-26 | 2017-05-10 | 广州周立功单片机科技有限公司 | Bluetooth communication method and apparatus with low power consumption |
| CN207317872U (en) * | 2017-09-18 | 2018-05-04 | 重庆市广图科技有限公司 | A kind of remote transmitting water meter based on the NB-IoT communication technologys |
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| CN107967797A (en) * | 2017-11-23 | 2018-04-27 | 四川启兴电子有限公司 | A kind of anti-lost device of automatic charging based on NB-IoT |
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