CN217358642U

CN217358642U - Flow type hot water meter and charging system based on LTE CAT-1 communication

Info

Publication number: CN217358642U
Application number: CN202220857131.1U
Authority: CN
Inventors: 张伟翰; 于斌; 陈家斌
Original assignee: Guangzhou University Town Investment Management Co ltd
Current assignee: Guangzhou Urban Investment Comprehensive Energy Investment Management Co ltd
Priority date: 2022-04-13
Filing date: 2022-04-13
Publication date: 2022-09-02
Anticipated expiration: 2032-04-13

Abstract

The utility model relates to a flow type hot-water meter and charging system based on LTE CAT-1 communication, including casing and setting at inside microprocessor, wireless communication module, thermodetector, memory of casing, no magnetism water yield counter and report the instruction detector, wherein: the device comprises a shell, a fault reporting button assembly and a display screen, wherein the shell comprises a water inlet and a water outlet, the water inlet and the water outlet are respectively provided with an electromagnetic valve, and the shell is also provided with the fault reporting button assembly and the display screen; the microprocessor is respectively and electrically connected with the wireless communication module, the temperature detector, the memory, the non-magnetic water quantity meter, the reported instruction detector, the display screen and the electromagnetic valve; the wireless communication module is an LTE CAT-1 communication module. The utility model provides a flow type hot-water meter and charging system when the user finds the hot-water meter and breaks down, can report to the police through the trouble and carry out the trouble and report according to the button subassembly to in time report hot-water meter fault information for managers, so that managers in time learn fault information, maintain and handle.

Description

Flow type hot water meter based on LTE CAT-1 communication and charging system

Technical Field

The utility model relates to a hot-water meter technical field especially relates to a flow type hot-water meter and charging system based on LTE CAT-1 communication.

Background

The traditional water heating meter is a water meter which measures the water consumption by utilizing the modern microelectronic technology, the modern sensing technology and the intelligent IC card technology and carries out water consumption data transmission and settlement transaction. When the hot water meter is used, each user needs to transact a corresponding IC card, when the balance is insufficient, the hot water meter can be continuously used after the user needs to hold the card to a transaction place for recharging, and the user needs to go to the transaction place for recharging the card after the card is lost, so that the time of the user can be wasted; from the perspective of the manager, the hot water meter needs a lot of manpower to perform maintenance, card transaction, card supplement, water meter fault troubleshooting and other operations after being put into use.

With the wide application of 4G and the rapid promotion of 5G, high and new technologies such as cloud computing, big data analysis, mobile payment technology and the like are continuously matured and applied, so that the scale of object-to-object connection is rapidly expanded, and the application is changed day by day. The technology of the Internet of things is deeply embedded into the technical field of hot water meters.

The intelligent flow type water heater meter based on the Internet of things is a novel water meter which measures water flow, transmits water data and settles transactions, has the advantages of real-time data transmission and terminal monitoring, can realize multiple functions such as large-area remote meter reading, remote valve control, remote payment and the like, is a basis for intelligent water supply, and has obvious advantages in the aspect of replacing the traditional water heater meter. However, in order to save energy consumption, the existing internet of things intelligent flow type hot water meter adopts a mode of uploading data at regular time, and when the hot water meter fails, the fault cannot be reported in time, so that a manager cannot obtain the fault information of the hot water meter in time for maintenance.

SUMMERY OF THE UTILITY MODEL

To the above problem, the utility model provides a flow type hot-water meter based on LTE CAT-1 communication, include: casing and set up at inside microprocessor, wireless communication module, thermodetector, memory, no magnetism water yield meter and the detector of reporting to the police of casing, wherein:

the shell comprises a water inlet and a water outlet, wherein the water inlet and the water outlet are respectively provided with an electromagnetic valve, and the shell is also provided with a fault reporting key assembly and a display screen;

the microprocessor is respectively and electrically connected with the wireless communication module, the temperature detector, the memory, the non-magnetic water quantity meter, the reported instruction detector, the display screen and the electromagnetic valve; and the wireless communication module is an LTE CAT-1 communication module.

Further, still be provided with the pilot lamp on the casing, the pilot lamp includes temperature anomaly pilot lamp, not enough pilot lamp of water fee balance and solenoid valve opening pilot lamp, and the pilot lamp is connected with microprocessor electricity.

Furthermore, a voice alarm is arranged inside the shell and electrically connected with the microprocessor.

Furthermore, a transparent protective cover is covered on the display screen, and one end of the transparent protective cover is hinged with the shell.

Furthermore, a groove matched with the frame on the bottom surface of the transparent protective cover is arranged on the shell, and a sealing ring is arranged in the groove.

Furthermore, the side surface of the shell is provided with heat dissipation holes.

Further, the reporting instruction detector is a hall sensor with the model number CC 6201.

Further, the temperature detector is a temperature sensor, and the temperature sensor is an NTC thermistor.

Furthermore, the non-magnetic water quantity meter is a non-magnetic sensor with the model number of AU 2001.

The utility model also provides a flow type hot-water meter charging system based on LTE CAT-1 communication, including foretell flow type hot-water meter, cloud ware and intelligent terminal, the cloud ware is connected with flow type hot-water meter and intelligent terminal communication respectively.

The utility model provides a flow type hot-water meter and charging system based on LTE CAT-1 communication has following beneficial effect at least:

(1) the hot water meter is provided with the reporting instruction detector and the fault reporting key assembly, when a user finds that the hot water meter has a fault, the user can press the fault reporting key to further realize active reporting of fault information, so that the fault information is uploaded to the cloud server in time, the hot water meter does not need to be reported regularly, and managers can obtain the fault information of the hot water meter in time to further carry out maintenance work.

(2) The LTE CAT-1 communication module is adopted to communicate with the cloud server, wiring can be avoided, the installation is convenient, and transmission signals are strong.

(3) The non-magnetic water quantity meter is adopted for water quantity metering, the whole metering process is non-magnetic, strong magnetic interference and bubble influence are avoided, and the water quantity metering is more accurate.

(4) The hot-water meter water inlet and delivery port all are equipped with the solenoid valve, can prevent on the one hand when one of them solenoid valve damages, cause unable timely cutting off the water supply, and on the other hand sets up the solenoid valve at the delivery port, can also prevent rivers backward flow when cutting off the water supply, avoids causing the damage to the hot-water meter.

Drawings

For a clearer explanation of the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic circuit structure diagram of a flow-type hot water meter based on LTE CAT-1 communication according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of an embodiment of the present invention, which is based on LTE CAT-1 communication;

fig. 3 is a schematic circuit structure diagram of a flow-type hot water meter based on LTE CAT-1 communication according to another embodiment of the present invention;

fig. 4 is a schematic diagram of a flow-type hot water meter charging system based on LTE CAT-1 communication according to an embodiment of the present invention;

the intelligent water heater comprises a shell 1, a microprocessor 2, a temperature detector 3, a non-magnetic water quantity meter 4, a wireless communication module 5, a memory 6, a reporting instruction detector 7, an electromagnetic valve 8, a fault reporting button component 9, a display screen 10, a voice alarm 11, a transparent protective cover 12, a flow type hot water meter 401, a cloud server 402 and an intelligent terminal 403.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the present application, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

In an embodiment of the present invention, as shown in fig. 1-2, there is provided a flow-type hot water meter based on LTE CAT-1 communication, including: casing 1 and set up microprocessor 2, thermodetector 3, no magnetism water yield counter 4, wireless communication module 5, memory 6, the detector 7 of reporting to the police in casing 1 inside, wherein:

casing 1, including water inlet and delivery port, rivers can flow into the hot-water meter from the water inlet, flow out the hot-water meter from the delivery port, and the hot-water meter measures the water yield of flowing through. The water inlet and the water outlet are respectively provided with an electromagnetic valve 8, and the shell 1 is also provided with a fault reporting key assembly 9 and a display screen 10.

And the microprocessor 2 is respectively and electrically connected with the temperature detector 3, the non-magnetic water volume meter 4, the wireless communication module 5, the memory 6, the reported instruction detector 7, the display screen 10 and the electromagnetic valve 8. The Microprocessor (MCU)2 can be an embedded ARM Cortex-M332 bit RISC controller.

Specifically, temperature detector 3 is used for detecting the temperature of the rivers that flow through the hot water gauge, and temperature detector 3 is connected with microprocessor 2 electricity, after detecting the rivers temperature, then can give microprocessor 2 with the temperature real-time transmission that detects. More specifically, the temperature detector 3 may be provided at the water inlet to measure the temperature of the water flowing into the water inlet. Further, the temperature detector 3 is a temperature sensor, which is an NTC thermistor, and further, the type of the thermistor may be LFT51-103F 3435F-6928200.

The nonmagnetic water quantity meter 4 measures the quantity of water flowing through the hot water meter by detecting the rotation of an impeller in the hot water meter, and the nonmagnetic water quantity meter 4 is electrically connected with the microprocessor 2 and can send water quantity information to the microprocessor 2 in real time. When water flow passes through the hot water meter, the impeller in the hot water meter can be pushed to rotate, the rotor (covered with partial metal) associated with the impeller can synchronously rotate, the nonmagnetic water flow meter 4 can detect the signal change caused by the rotation of the rotor, the number of turns of the rotation of the rotor is calculated according to the detected signal change information, and the water yield can be determined according to the number of turns. Because the whole metering process is nonmagnetic, strong magnetic interference and bubble influence can be avoided, and the water quantity metering is more accurate. Further, in the present embodiment, the non-magnetic water content meter 4 may be a non-magnetic sensor of model AU 2001.

And the wireless communication module 5 is used for realizing communication between the hot water meter and the cloud server and actively reporting information collected by the hot water meter, such as water flow temperature information, water flow information and the like, to a system platform, so that a user can access the system platform through an intelligent terminal to obtain related information. More specifically, the wireless communication module 5 is an LTE CAT-1 communication module. By adopting the LTE CAT-1 communication module, the wiring can be avoided, the installation is convenient, and the transmission signal is strong. Further, in this embodiment, the model of the LTE CAT-1 communication module may be ML 302.

The memory 6 stores detection information such as water amount information and water flow temperature information. In order to reduce energy consumption, the hot water meter may be configured to report the detected related information to the cloud server through the wireless communication module 5 every preset time period, and at this time, the detected related information may be stored in the memory 6 for storage, and is uploaded for a preset time. Further, after the uploading is completed, the information previously stored in the memory 6 may be directly deleted, so as to ensure the storage capacity of the memory 6. Further, in the present embodiment, the model of the memory 6 may be MB85RC 16.

And a reporting instruction detector 7, configured to detect a reporting instruction sent by the fault reporting button assembly 9, where the reporting instruction detector 7 may be a hall sensor of a type CC 6201. The reporting instruction detector 7 is electrically connected with the microprocessor 2, and sends the reporting instruction to the microprocessor 2 after detecting the reporting instruction, and the microprocessor 2 reports the fault information to the cloud server through the wireless communication module according to the received reporting instruction, so that a manager can timely process and maintain the related fault on site. When the system is actually used, a user can press the fault reporting key so as to actively report fault information, and therefore the fault information is uploaded to the cloud server in time. Further, the fault reporting button assembly 9 may include a plurality of buttons, such as a temperature abnormal fault button, a valve abnormal fault button, and the like, and a user may press different buttons according to different fault conditions, so that the hot water meter reports specific fault information. Furthermore, the fault reporting key assembly 9 may adopt a commonly used key structure in the prior art, and the present invention is not limited to this.

Solenoid valve 8 is connected with microprocessor 2 electricity, and microprocessor 2 can receive long-range solenoid valve switching instruction through wireless communication module 5, and then controls the switching of solenoid valve 8 to realize the control of supplying water and cutting off the water supply. Furthermore, the water inlet and the water outlet are provided with electromagnetic valves, so that on one hand, when one of the electromagnetic valves is damaged, the situation that water cannot be cut off timely is avoided, on the other hand, when the water is cut off, the electromagnetic valve is arranged at the water outlet, water flow backflow can be prevented, and the damage to the hot water meter is avoided. Further, in this embodiment, the solenoid valve may be a water meter dedicated solenoid valve, such as a GY-FCD/468 solenoid valve.

And the display screen 10 is used for displaying a two-dimensional code of the hot water meter (a user can pay water fee by scanning the code), water consumption information (such as water quantity information), running water temperature information flowing through the hot water meter, water fee balance information of the user, related alarm prompt information and the like. If the water fee balance of the current user is less than 0, the display screen 10 displays the information of 'please charge' to remind the user to charge and pay.

Further, the display screen 10 may be configured to display a two-dimensional code of the hot water meter during a period when the solenoid valve is not opened, i.e., when water is not used. Further, the display screen in this embodiment may be an LCD display screen, and specifically may be a display screen of a model LCD 12864.

According to the hot water meter provided by the embodiment, the reporting instruction detector and the fault reporting key assembly are arranged, the reporting instruction sent by the fault reporting key assembly is detected by the reporting instruction detector, when the hot water meter is found to be in fault by a user in practical use, the fault reporting key can be pressed down by the user, and active reporting of fault information is further realized, so that the fault information is timely uploaded to the cloud server, the hot water meter does not need to be waited for reporting regularly, and a manager can timely obtain the fault information of the hot water meter, and further maintenance work is performed. In addition, the hot water meter provided by the embodiment adopts the LTE CAT-1 communication module, so that wiring is avoided, the installation is convenient, and a transmission signal is strong; the non-magnetic water meter is adopted, the whole metering process is non-magnetic, strong magnetic interference and bubble influence are avoided, and water metering is more accurate.

In another embodiment of the present invention, an indicator light is further disposed on the housing 1, the indicator light includes an abnormal temperature indicator light, an insufficient water balance indicator light and a solenoid valve opening indicator light, and the indicator light is electrically connected to the microprocessor 2. In this embodiment, the indication lamp is arranged on the shell 1, and when the conditions of abnormal temperature, insufficient water balance and the like occur, the microprocessor 2 can control the corresponding indication lamp to flash or normally light, so that a user can visually know the fault or abnormal condition, and the fault or abnormal condition can be rapidly checked.

In another embodiment of the present invention, as shown in fig. 3, a voice alarm 11 is further disposed inside the casing, and the voice alarm 11 is electrically connected to the microprocessor 2. In this embodiment, set up audio alert 11 in the casing inside, when the abnormal conditions, for example the temperature is unusual or user's water fee remaining balance is not enough, can carry out voice broadcast by audio alert, remind the user to handle when appearing the hot-water meter.

In another embodiment of the present invention, as shown in fig. 2, a transparent shield 12 is covered on the display screen 10, and one end of the transparent shield 12 is hinged to the housing 1.

Specifically, in this embodiment, the transparent protection cover 12 may be made of plastic or toughened glass, and the present invention is not limited thereto. The transparent protective cover 12 is covered on the display screen 10, so that on one hand, a user cannot be influenced to see display information on the display screen 10 through the transparent protective cover 12, on the other hand, the effect of protecting the display screen 10 can be achieved, and the service life of the display screen 10 is prolonged.

In another embodiment of the present invention, a groove matched with the bottom frame of the transparent protective cover 12 is provided on the casing 1, and a sealing ring is provided in the groove. In this embodiment, set up on casing 1 with 12 bottom surface frames assorted recesses of transparent protection casing, and be equipped with the sealing washer in the recess, in 12 bottom surface frames embedding recesses of transparent protection casing to realize sealed through the sealing washer, thereby prevent that moisture from damaging the display screen, further prolong the life of display screen 10.

In another embodiment of the present invention, the side of the casing 1 is further provided with heat dissipation holes to improve the heat dissipation efficiency of the hot water meter.

In another embodiment of the present invention, as shown in fig. 4, a flow-type hot water meter billing system based on LTE CAT-1 communication is further provided, which includes the above-mentioned flow-type hot water meter 401, cloud server 402 and intelligent terminal 403, and the cloud server 402 is in communication connection with the flow-type hot water meter 401 and the intelligent terminal 403, respectively.

The flow type hot water meter finishes metering hot water, carries out real-time fee deduction, and sends detected related information (such as water consumption condition, water fee balance, water temperature and the like) to the cloud server.

And the cloud server stores user information files (such as user personal information, related information detected by the water heater, water consumption condition, water fee balance and the like) and generates a 3DES ciphertext.

The intelligent terminal provides a hot water meter operating platform for a user by scanning the hot water meter two-dimensional code displayed on the hot water meter display screen, uploads control information of the user to the cloud server, and transmits a ciphertext generated by the cloud server to the specified hot water meter.

Specifically, in this embodiment, the flow type hot water meter 401 may have a plurality of, and the intelligent terminal 403 may also have a plurality of, the utility model discloses do not limit this.

The LTE CAT-1 communication-based flow type hot water meter charging system in the embodiment can achieve wiring-free, strong transmission signals, hot water meter remote control, code scanning payment of water charge, flow equivalent charging and other functions through LTE CAT-1 communication, and the LTE CAT-1 flow type hot water meter can directly replace the existing mechanical hot water meter and electronic hot water meter without arranging communication lines, so that cost and installation time are greatly saved. And a reporting instruction detector and a fault reporting key component are arranged on the hot water meter, when a user finds that the hot water meter has a fault, the user can press the fault reporting key to further realize active reporting of fault information, so that the fault information is uploaded to the cloud server in time, the fault information is pushed to terminal equipment of a manager by the cloud server, the manager does not need to wait for the hot water meter to report regularly, and the manager can obtain the fault information of the hot water meter in time so as to carry out maintenance work.

It will be appreciated by those skilled in the art that changes could be made to the details of the above-described embodiments without departing from the underlying principles thereof. The scope of the invention is, therefore, to be determined only by the following claims, in which all terms are to be interpreted in their broadest reasonable sense unless otherwise indicated.

Claims

1. A flow type hot water meter based on LTE CAT-1 communication, characterized by comprising: the casing and set up and be in inside microprocessor, wireless communication module, thermodetector, memory, no magnetism water yield meter and the detector of reporting to the police of casing, wherein:

the shell comprises a water inlet and a water outlet, the water inlet and the water outlet are respectively provided with an electromagnetic valve, and the shell is also provided with a fault reporting key assembly and a display screen;

the microprocessor is respectively and electrically connected with the wireless communication module, the temperature detector, the memory, the non-magnetic water quantity meter, the reported instruction detector, the display screen and the electromagnetic valve;

the wireless communication module is an LTE CAT-1 communication module.

2. The LTE CAT-1 communication-based flow type hot water meter according to claim 1, wherein the shell is further provided with indicator lamps, the indicator lamps comprise a temperature abnormality indicator lamp, a water rate balance insufficiency indicator lamp and a solenoid valve opening indicator lamp, and the indicator lamps are electrically connected with the microprocessor.

3. The LTE CAT-1 communication-based flow type hot water meter according to claim 1, wherein a voice alarm is further arranged inside the shell and electrically connected with the microprocessor.

4. The LTE CAT-1 communication-based flow type hot water meter according to claim 1, wherein a transparent protective cover is covered on the display screen, and one end of the transparent protective cover is hinged with the shell.

5. The LTE CAT-1 communication-based flow type hot water meter according to claim 4, wherein the casing is provided with a groove matched with the frame on the bottom surface of the transparent protective cover, and the groove is provided with a sealing ring.

6. The LTE CAT-1 communication-based flow type hot water meter according to claim 1, wherein the side surface of the casing is provided with heat dissipation holes.

7. The LTE CAT-1 communication-based flow type hot water meter according to claim 1, wherein the reporting instruction detector is a Hall sensor with model number CC 6201.

8. The LTE CAT-1 communication-based flow-type hot water meter according to claim 1, wherein the temperature detector is a temperature sensor, and the temperature sensor is an NTC thermistor.

9. The LTE CAT-1 communication-based flow type hot water meter according to claim 1, wherein the non-magnetic water volume meter is a non-magnetic sensor with model number AU 2001.

10. A flow type hot water meter charging system based on LTE CAT-1 communication, comprising the flow type hot water meter according to any one of claims 1-9, a cloud server and an intelligent terminal, wherein the cloud server is in communication connection with the flow type hot water meter and the intelligent terminal respectively.