CN209055162U - Radio remote transmitting water meter based on NB-IOT - Google Patents
Radio remote transmitting water meter based on NB-IOT Download PDFInfo
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- CN209055162U CN209055162U CN201821676102.5U CN201821676102U CN209055162U CN 209055162 U CN209055162 U CN 209055162U CN 201821676102 U CN201821676102 U CN 201821676102U CN 209055162 U CN209055162 U CN 209055162U
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- 238000005516 engineering process Methods 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
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- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
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- 238000005859 coupling reaction Methods 0.000 description 1
- 230000006855 networking Effects 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
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Abstract
The utility model embodiment discloses a kind of radio remote transmitting water meter based on NB-IOT, is applied to intellectual water meter control system, and the signal output end of the intellectual water meter control system is electrically connected NB-IOT module.The utility model embodiment is coupled by single-chip microcontroller with NB-IOT module, the dosage information for realizing that single-chip microcontroller can will acquire is output to NB-IOT module, and NB-IOT module is sent to acquisition terminal equipment wireless network in a manner of long range low-power consumption again, therefore realize the smart meter reading of wireless remote.Furthermore NB-IOT module can also obtain the valve driving machine control instruction of acquisition terminal equipment transmission, and the valve driving machine control instruction is sent to single-chip microcontroller, so that single-chip microcontroller can control the opening and closing of control Intelligent water meter valve by valve driving machine control instruction.
Description
Technical Field
The utility model relates to an intelligence water gauge technical field, concretely relates to wireless teletransmission water gauge based on NB-IOT.
Background
The existing prepayment intelligent water meter takes a rotary wing type multi-stream wet copper shell water meter which is most commonly used in the tap water industry and has the most stable operation as a mother body surface, adopts the latest international micro-power consumption, super-large scale integrated computer chip module and a highly integrated industrial means, designs and manufactures a reliable electronic controller, utilizes an RFID radio frequency technology, takes an IC card as a carrier, and realizes a prepayment mode of card recharging.
In the current prior art, the intelligent control of the water meter can employ wired communication. However, the wired communication mode is adopted, the field wiring is troublesome, and the bus power supply is needed, so that the construction cost and the difficulty are increased greatly. Meanwhile, the intelligent control of the water meter can also adopt wireless communication. The wireless communication mode is adopted to solve the problem that the wired water meter needs wiring, but the technical requirement on the whole power consumption is strict, and the requirement on the environment factor of the communication distance is higher.
The influence of different geographical environments on the wireless communication distance is large, and when the influence of multipath communication and the number of obstacles near the wireless communication device is large, the communication distance and reliability are reduced; secondly, the wireless communication device is easily influenced by weather conditions, the communication distance is longer when the air is dry, the communication distance is shorter when the air is wet, and the transmission power and the receiving sensitivity are reduced due to the temperature rise of the wireless communication device, so that the communication distance is reduced; in addition, the conventional wireless communication technology is also susceptible to interference from other electronic devices during communication, thereby affecting the communication sensitivity thereof, and the communication distance is also attenuated to different degrees.
Therefore, how to effectual improvement intelligence water gauge pass through stability and the accuracy nature of wireless communication mode control to it is a big difficult problem in the industry at present to improve the suitability of intelligent water gauge intelligent control.
SUMMERY OF THE UTILITY MODEL
An object of the embodiment of the utility model is to provide a wireless teletransmission water gauge based on NB-IOT for solve the unable demand that satisfies the city thing networking of intelligent water gauge.
In order to achieve the above object, an embodiment of the present invention provides:
a wireless remote water meter based on NB-IOT is applied to an intelligent water meter control system, and a signal output end of the intelligent water meter control system is electrically connected with an NB-IOT module.
In a further embodiment, the intelligent water meter control system comprises a single chip microcomputer, a valve motor control module, a sensing acquisition module and a power supply module, wherein the valve motor control module, the sensing acquisition module and the power supply module are all electrically connected with the single chip microcomputer.
In a further embodiment, the single chip microcomputer is of a model of MSP430F 4152.
In a further embodiment, the power module comprises a battery, a voltage detector and a voltage stabilizer, wherein one end of the battery is electrically connected with the single chip microcomputer, the other end of the battery is electrically connected with the voltage detector and the voltage stabilizer which are in parallel connection with each other, the voltage detector and the voltage stabilizer detect the electric quantity of the battery, the power supply module has an undervoltage prompt function, and the single chip microcomputer is electrically connected with the voltage detector and the voltage stabilizer.
In a further embodiment, the valve motor control module comprises a motor driving circuit, a valve motor, a motor in-place detection circuit and a detection contact; the input end of the motor driving circuit is electrically connected with the single chip microcomputer, and the output end of the motor driving circuit is electrically connected with the valve motor; the input end of the motor in-place detection circuit is electrically connected with the single chip microcomputer, and the output end of the motor in-place detection circuit is electrically connected with the detection contact.
In a further embodiment, the NB-IOT module adopts a model BC95 chip, and the chip is welded on a control board of the wireless remote transmission ultrasonic heat meter.
In a further embodiment, the NB-IOT module is provided with a wireless signal enhancement module.
In a further embodiment, the output terminal of the NB-IOT radio module is electrically connected to an antenna to increase signal strength, and the NB-IOT radio module is awakened once per second, and each time duration is in the order of milliseconds.
The embodiment of the utility model provides a have following advantage:
the embodiment of the utility model provides a through singlechip and NB-IOT module coupling, realize that the singlechip can export the quantity information of acquireing to NB-IOT module, and NB-IOT module sends to acquisition terminal equipment with the mode of long distance low-power consumption through wireless network again, so realized wireless long-range intelligence and checked meter. Moreover, the NB-IOT module can also acquire a valve motor control instruction sent by the acquisition terminal device and send the valve motor control instruction to the single chip microcomputer, so that the single chip microcomputer can control the opening and closing of the intelligent water meter valve through the valve motor control instruction.
Therefore, the low-power-consumption wide-area internet of things technology which is easy to build and deploy by the NB-IOT is utilized to realize wireless transmission of the water meter, meet the requirement of the internet of things and improve the applicability of intelligent control of the intelligent water meter.
The remote control on the meter is realized, the remote recharging on the meter can be realized, the remote recharging can be realized by a user by utilizing the WeChat or Paibao payment function and the like, the purpose of recharging water without leaving home is achieved, convenience is brought to the user and a management department, the concept of the Internet of things proposed by the current country is met, and great contribution is made to the construction of the Internet of things in future.
Drawings
Fig. 1 is a schematic circuit diagram of a wireless remote water meter based on NB-IOT according to an embodiment of the present invention;
fig. 2 is a schematic circuit diagram of a wireless remote water meter based on NB-IOT according to another embodiment of the present invention.
In the figure:
1. an NB-IOT module; 2. a single chip microcomputer; 3. a sensing acquisition module; 4. a power source; 5. a voltage detector; 6. a voltage regulator; 7. a motor drive circuit; 8. a valve motor; 9. a motor in-place detection circuit; 10. detecting a contact; 11. a wireless signal enhancement module; 12. a signal remote antenna.
Detailed Description
The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.
It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any structure modification, ratio relationship change or size adjustment should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the function that the present invention can produce and the purpose that the present invention can achieve. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle", and the like used in the present specification are for the sake of clarity only, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof are also considered to be the scope of the present invention without substantial changes in the technical content.
As shown in fig. 1, the wireless remote water meter based on the NB-IOT is applied to an intelligent water meter control system, a signal output end of the intelligent water meter control system is electrically connected with an NB-IOT module 1, the NB-IOT module 1 adopts a model BC95 chip, and the chip is welded on a control board of the wireless remote ultrasonic heat meter.
The intelligent water meter control system comprises a single chip microcomputer 2, a valve motor 8 control module, a sensing acquisition module 3 and a power supply 4 module, wherein the single chip microcomputer 2 is electrically connected with the valve motor 8 control module, the sensing acquisition module 3 and the power supply 4 module, the single chip microcomputer 2 is MSP430F4152 in type, and the single chip microcomputer 2 is used for generating a corresponding opening and closing signal to the valve motor 8 control module according to a flow metering signal and sending the flow metering signal to an NB-IOT module 1. The sensing acquisition module 3 is used for acquiring flow metering signals acquired by the flow sensor in the water meter pipeline, converting the flow metering signals into digital signals and then sending the digital signals to the singlechip 2.
Intelligence water gauge control system is equipped with power 4 module, power 4 module includes battery, voltage detector 5 and voltage regulator 6, singlechip 2 is connected to the one end electricity of battery, and the other end electricity respectively connects voltage detector 5 and the voltage regulator 6 that each other is parallel relation, and voltage detector 5 and voltage regulator detect battery power, have the prompt facility of oweing the electricity, singlechip 2 is connected with the equal electricity of voltage regulator 6 to voltage detector 5.
The valve motor 8 control module comprises a motor driving circuit 7, a valve motor 8, a motor in-place detection circuit 9 and a detection contact 10; the input end of the motor driving circuit 7 is electrically connected with the singlechip 2, and the output end of the motor driving circuit is electrically connected with the valve motor 8; the input end of the motor in-place detection circuit 9 is electrically connected with the singlechip 2, the output end of the motor in-place detection circuit is electrically connected with the detection contact 10, and the detection contact 10 detects whether the valve is in place or not when opened or closed.
The NB-IOT module 1 is provided with a wireless signal enhancement module 11, the model of the wireless signal enhancement module 11 is SX1278, and the model is welded on a wireless remote water meter control board. Or, as shown in fig. 2, the NB-IOT module 1 is electrically connected to a signal remote transmission antenna, and is configured to increase signal strength, wake up once per second, and each time duration is in milliseconds, listen to whether a wireless command exists in this time, start a receiving function to receive data if a signal is listened, and enter a sleep state if no signal is listened, so as to greatly reduce module power consumption.
Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (5)
1. The utility model provides a wireless teletransmission water gauge based on NB-IOT, is applied to intelligent water gauge control system which characterized in that: the intelligent water meter control system comprises a single chip microcomputer, a valve motor control module, a sensing acquisition module and a power module, wherein the valve motor control module, the sensing acquisition module and the power module are all coupled and connected with the single chip microcomputer, a signal output end of the single chip microcomputer is electrically connected with an NB-IOT module, the NB-IOT module is provided with a wireless signal enhancement module, the NB-IOT module is connected with an antenna, the signal intensity is increased, the NB-IOT module is awakened once every second, and the duration time of each time is in millisecond level.
2. The NB-IOT based wireless remote water meter as set forth in claim 1, wherein: the model of the single chip microcomputer is MSP430F 4152.
3. The NB-IOT based wireless remote water meter as set forth in claim 1, wherein: the power module comprises a battery, a voltage detector and a voltage stabilizer, wherein the single chip microcomputer is electrically connected with one end of the battery, the voltage detector and the voltage stabilizer which are in parallel connection are respectively and electrically connected with the other end of the battery, and the single chip microcomputer is electrically connected with the voltage detector and the voltage stabilizer.
4. The NB-IOT based wireless remote water meter as set forth in claim 1, wherein: the valve motor control module comprises a motor drive circuit, a valve motor, a motor in-place detection circuit and a detection contact; wherein,
the input end of the motor driving circuit is electrically connected with the singlechip, and the output end of the motor driving circuit is electrically connected with the valve motor;
the input end of the motor in-place detection circuit is electrically connected with the single chip microcomputer, and the output end of the motor in-place detection circuit is electrically connected with the detection contact.
5. The NB-IOT based wireless remote water meter as set forth in claim 1, wherein: the NB-IOT module adopts a model BC95 chip, and the chip is welded on a control board of the wireless remote transmission ultrasonic heat meter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821676102.5U CN209055162U (en) | 2018-10-16 | 2018-10-16 | Radio remote transmitting water meter based on NB-IOT |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821676102.5U CN209055162U (en) | 2018-10-16 | 2018-10-16 | Radio remote transmitting water meter based on NB-IOT |
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| CN209055162U true CN209055162U (en) | 2019-07-02 |
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| CN201821676102.5U Active CN209055162U (en) | 2018-10-16 | 2018-10-16 | Radio remote transmitting water meter based on NB-IOT |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111932857A (en) * | 2020-08-14 | 2020-11-13 | 深圳市奥企科技有限公司 | Wireless telemetering terminal based on NB-IOT |
| CN114386539A (en) * | 2020-10-20 | 2022-04-22 | Oppo广东移动通信有限公司 | Zero-power-consumption node equipment, working method and zero-power-consumption system |
-
2018
- 2018-10-16 CN CN201821676102.5U patent/CN209055162U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111932857A (en) * | 2020-08-14 | 2020-11-13 | 深圳市奥企科技有限公司 | Wireless telemetering terminal based on NB-IOT |
| CN114386539A (en) * | 2020-10-20 | 2022-04-22 | Oppo广东移动通信有限公司 | Zero-power-consumption node equipment, working method and zero-power-consumption system |
| CN114386539B (en) * | 2020-10-20 | 2024-03-08 | Oppo广东移动通信有限公司 | Zero-power-consumption node equipment, working method and zero-power-consumption system |
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