Calorimeter concentrator with NFC (Near Field Communication) function

Abstract

The utility model discloses a calorimeter concentrator with an NFC function, which relates to the technical field of intelligent metering instruments and comprises a shell, a display screen, keys and an NFC communication module are mounted on the shell, a control unit is arranged in the shell, and the display screen, the keys and the NFC communication module are all electrically connected with the control unit. The heat meter concentrator with the NFC function solves the technical problems that a heat meter concentrator in the prior art is low in data reading efficiency, not convenient enough and the like, and the heat meter concentrator with the NFC function is convenient and fast in data reading, high in reading efficiency, high in reliability and high in reliability. And meanwhile, the functions of parameter setting, user authentication, data encryption, real-time feedback and the like can be conveniently and rapidly carried out through the mobile equipment.

Description

Technical Field

[0001] This utility model relates to the field of intelligent metering instrument technology, and in particular to a heat meter concentrator with NFC function. Background Technology

[0002] The concentrator is the central management and control device of a remote centralized meter reading system. It is responsible for functions such as periodically reading terminal data, transmitting system commands, data communication, network management, event logging, and horizontal data transmission. In existing heat meter centralized reading systems, users typically need to obtain data from the concentrator through complex operations or specialized meter reading equipment, which is not only inefficient but also very inconvenient. Utility Model Content

[0003] To address the above shortcomings, the purpose of this utility model is to provide a heat meter concentrator with NFC function, which offers convenient and efficient data reading.

[0004] To achieve the above objectives, the technical solution of this utility model is as follows:

[0005] A heat meter concentrator with NFC function includes a housing, on which a display screen, buttons and an NFC communication module are mounted. A control unit is located inside the housing, and the display screen, buttons and NFC communication module are all electrically connected to the control unit.

[0006] The control unit includes a central processing unit, which is electrically connected to the NFC communication module. The central processing unit is also electrically connected to a data storage unit, a communication unit, a display unit, an input unit, and a power management unit.

[0007] The communication unit is electrically connected to an antenna, which is mounted on the housing.

[0008] The display unit includes a display screen.

[0009] The input unit includes buttons.

[0010] The housing is also provided with wiring terminals, which are electrically connected to the control unit.

[0011] The central processing unit includes an ARM Cortex-M series microprocessor.

[0012] The NFC communication module includes an NFC chip conforming to the ISO / IEC 1443 standard.

[0013] The data storage unit includes an SPI Flash memory.

[0014] After adopting the above technical solution, the beneficial effects of this utility model are:

[0015] This utility model's NFC-enabled heat meter concentrator includes a housing with a display screen, several buttons, and an NFC communication module mounted on it. A control unit is located inside the housing, and the display screen, buttons, and NFC communication module are all electrically connected to the control unit. Because this utility model's heat meter concentrator has an NFC communication module, it can directly interact with the NFC function of mobile devices. Users can quickly and conveniently read the real-time data of the heat meter using the NFC function of mobile devices such as smartphones, without any additional meter reading equipment. It boasts high reading efficiency and also has the following functions:

[0016] I. Parameter Settings: Users can directly set parameters of the concentrator, such as IP address and device address, through the NFC function of their mobile phones;

[0017] 2. User authentication: The concentrator can use NFC technology to authenticate users, ensuring that only authorized users can access and modify data;

[0018] 3. Data Encryption: The concentrator can encrypt data transmitted via NFC to ensure the security of data transmission;

[0019] IV. Real-time feedback: The concentrator can provide users with real-time operational feedback, such as successful setup and data updates.

[0020] In summary, the heat meter concentrator with NFC function of this utility model solves the technical problems of low data reading efficiency and inconvenience of existing heat meter concentrators. The heat meter concentrator with NFC function of this utility model has convenient and efficient data reading, and can also conveniently perform functions such as parameter setting, user authentication, data encryption and real-time feedback through mobile devices. Attached Figure Description

[0021] Figure 1 This is a schematic diagram of the structure of the heat meter concentrator with NFC function of this utility model;

[0022] Figure 2 This is a structural block diagram of the control unit of the heat meter concentrator with NFC function of this utility model;

[0023] In the diagram: 10, display screen; 20, button; 30, NFC communication module; 40, terminal block; 50, housing; 60, antenna. Detailed Implementation

[0024] The present invention will be further described below with reference to the accompanying drawings and embodiments.

[0025] The directions mentioned in this manual are based on the directions shown in the attached diagram and represent only relative positional relationships, not absolute positional relationships.

[0026] like Figure 1 and Figure 2 As shown, a heat meter concentrator with NFC functionality includes a housing 50. A display screen 10 and multiple buttons 20 are mounted on the upper front of the housing 50. An NFC (Near Field Communication) communication module 30 is mounted on the middle front of the housing 50. A terminal block 40 is mounted on the lower front of the housing 50, and an antenna 60 is mounted on the top of the housing 50. A control unit is located inside the housing 50. The display screen 10, buttons 20, NFC communication module 30, terminal block 40, and antenna 60 are all electrically connected to the control unit. Specifically, the display screen 10 displays on-site debugging data; the buttons 20 are used for user interaction; and the terminal block 40 is used for connecting the concentrator to the meter.

[0027] like Figure 1 and Figure 2 As shown, the control unit includes a central processing unit (CPU), which is electrically connected to an NFC communication module 30, a data storage unit, a communication unit, a display unit, an input unit, and a power management unit. The CPU includes a microprocessor; in this embodiment, the microprocessor is preferably a high-performance ARM Cortex-M series microprocessor with data processing and encryption functions. The NFC communication module 30 includes an NFC chip; in this embodiment, the NFC chip is preferably an ISO / IEC 1443 standard NFC chip, used for contactless communication with the user's mobile device to achieve fast data transmission. The data storage unit includes a memory; in this embodiment, the memory is preferably an SPI Flash memory, used to store real-time and historical data of the heat meter, ensuring data persistence. The communication unit is electrically connected to an antenna 60; in this embodiment, the communication unit preferably uses 4G, NB, or LoRa communication methods to communicate with a host computer for data transmission. The display unit includes a display screen 10; in this embodiment, the display screen 10 is preferably an LCD display screen, used to display the concentrator's data. The input unit includes buttons 20; in this embodiment, the buttons 20 are preferably physical buttons, used for user interaction. The power management unit is responsible for the power supply and energy consumption management of the concentrator.

[0028] like Figure 1 and Figure 2 As shown in the figure, the steps for using the heat meter concentrator with NFC function of this utility model are as follows:

[0029] Step 1: The user carries a smartphone with NFC functionality and turns on the NFC function on the phone;

[0030] The second step is for the user to bring their mobile phone close to the sensing area of ​​the NFC communication module 30 of the concentrator;

[0031] The third step is for the concentrator's display screen 10 to prompt the user to authenticate their identity.

[0032] Step 4: The user enters the preset PIN code or other authentication information on their mobile phone;

[0033] Step 5: The concentrator verifies the user's identity and establishes a secure NFC connection;

[0034] Step 6: The user selects "Read Data" or "Set Parameters" on their phone;

[0035] Step 7: If you choose to read data, the central processing unit of the concentrator will obtain the data from the data storage unit and send it to the mobile phone via the NFC communication module.

[0036] Step 8: If you choose to set parameters, the user enters new parameter values ​​on their mobile phone, and the central processing unit of the concentrator receives and updates the parameters in the storage unit.

[0037] Step 9: The user's mobile phone displays a message indicating that the data read or parameter settings were successfully set.

[0038] In summary, the heat meter concentrator with NFC function of this utility model offers convenient and efficient data reading, and also allows for convenient parameter setting, user authentication, data encryption, and real-time feedback via mobile devices.

[0039] This utility model is not limited to the specific embodiments described above. Any modifications made by those skilled in the art based on the above concept without creative effort shall fall within the protection scope of this utility model.

Claims

1. Heat meter concentrator with NFC functionality, characterized in that, The shell (50) is provided with a display screen (10), a key (20) and an NFC communication module (30), a control unit is arranged in the shell (50), and the display screen (10), the key (20) and the NFC communication module (30) are electrically connected with the control unit.

2. The heat meter concentrator with NFC functionality according to claim 1, characterized in that, The control unit comprises a central processing unit, the central processing unit is electrically connected with the NFC communication module (30), and the central processing unit is further electrically connected with a data storage unit, a communication unit, a display unit, an input unit and a power management unit.

3. The heat meter concentrator with NFC functionality according to claim 2, characterized in that, The communication unit is electrically connected with an antenna (60), and the antenna (60) is arranged on the shell (50).

4. The heat meter concentrator with NFC functionality according to claim 3, characterized in that, The display unit comprises the display screen (10).

5. The heat meter concentrator with NFC functionality according to claim 4, characterized in that, The input unit comprises the key (20).

6. The NFC-enabled heat meter concentrator of claim 1, wherein, The shell (50) is further provided with a wiring terminal (40), and the wiring terminal (40) is electrically connected with the control unit.

7. The NFC-enabled heat meter concentrator of claim 2, wherein, The central processing unit comprises an ARM Cortex-M series microprocessor.

8. The NFC-enabled heat meter concentrator of claim 2, wherein, The NFC communication module (30) comprises an NFC chip of an ISO / IEC 1443 standard.

9. The NFC-enabled heat meter concentrator of claim 2, wherein, The data storage unit comprises an SPI Flash memory.

Images