Hand-held relay device with Bluetooth and wireless communication

Abstract

The handheld relay device comprises a shell module, a circuit module and a cloud APP module, the circuit module comprises a main control circuit and a communication circuit, the communication circuit is in wireless communication connection with a water meter and transmits obtained water meter data to the main control circuit, and the main control circuit is connected with the cloud APP module. The master control circuit transmits water meter data to the cloud APP module through Bluetooth, and the cloud APP module comprises a data uploading unit, a water meter reading unit and a valve control unit. According to the handheld relay device with the Bluetooth and the wireless communication function, related data of a water meter are obtained through the communication circuit, the data are transmitted to a mobile phone APP through the Bluetooth antenna of the main control circuit, the handheld relay device is used in cooperation with the mobile phone APP, operation and configuration are simple, a user interface is friendly, meter reading data can be clearly checked, and the service life of the water meter is prolonged. The user can obtain better experience, and the water meter reading efficiency is improved.

Description

TECHNICAL FIELD

[0001] The application belongs to the technical field of water meter communication, and particularly relates to a handheld relay device with Bluetooth and wireless communication. BACKGROUND

[0002] With the promotion of smart city construction, the demand for intelligent water meters is increasing. Traditional water meter data collection relies on manual meter reading, which is low in efficiency and prone to errors, and cannot meet the real-time monitoring and remote management requirements.

[0003] Therefore, the above problems are further improved. SUMMARY

[0004] The main purpose of the application is to provide a handheld relay device with Bluetooth and wireless communication, which is linked through a shell module, a circuit module and a cloud APP module, obtains relevant data of the water meter through a communication circuit, and transmits the data to a mobile phone APP through a Bluetooth antenna of a master control circuit, is used with the mobile phone APP, is simple to operate and configure, has a user-friendly interface, can clearly view the meter reading data, and provides users with better experience and improves the efficiency of reading water meters.

[0005] To achieve the above purpose, the application provides a handheld relay device with Bluetooth and wireless communication, which comprises a shell module, a circuit module and a cloud APP module (mobile phone APP), the circuit module is built in the shell module, wherein: The circuit module comprises a master control circuit and a communication circuit, the communication circuit is connected with the water meter in a wireless mode, and the obtained water meter data is transmitted to the master control circuit, the master control circuit transmits the water meter data to the cloud APP module through Bluetooth, and the cloud APP module comprises an uploading data unit, a meter reading unit and a valve control unit, wherein: The uploading data unit is linked with the master control circuit, one-key uploading of water meter data is realized through set port information, and the unuploaded water meter data is reuploaded in the history interface according to requirements; After the meter reading unit imports the water meter data, the water meter to be read is added to the list to be read by checking the water meter, the parameters including polling interval, repetition number, whether to export, and direct uploading (realizing one-key uploading) are set, the meter reading process is displayed through the interface, the meter reading success and failure are distinguished by color, and the related basic information of the water meter is viewed in the interface after the meter reading is successful; The valve control unit selects the corresponding valve control water meter in the water meter list according to requirements, and transmits the generated control instruction to the communication circuit through the master control circuit, so as to transmit the control instruction to the corresponding valve control water meter, and finally realize the operation of the valve control water meter including one-key valve opening and valve closing.

[0006] As a further preferred technical solution of the above technical solution, the housing module includes an upper shell, a middle frame and a lower shell, the upper shell and the lower shell are respectively fixedly installed on both sides of the middle frame, and the circuit module is located between the upper shell and the lower shell.

[0007] As a further preferred technical solution of the above technical solution, it also includes a battery and a radio frequency antenna, and the battery and the radio frequency antenna are electrically connected to the circuit module respectively.

[0008] As a further preferred technical solution of the above technical solution, the main control circuit includes a main control chip U1, and the communication circuit includes a communication chip U2, a communication chip U3, a data switch chip U4, and a radio frequency switch chip U8, wherein: Pin 22 of the main control chip U1 is connected to the Bluetooth antenna through capacitor C15, inductor L2 and inductor L3 in sequence; Pin 8 of the communication chip U2 is electrically connected to pin 7 of the data switch chip U4 through resistor R6, and pin 10 of the communication chip U2 is electrically connected to pin 6 of the data switch chip U4 through resistor R4; pin 8 of the communication chip U3 is electrically connected to pin 5 of the data switch chip U4 through resistor R9, and pin 10 of the communication chip U3 is electrically connected to pin 5 of the data switch chip U4 through resistor R8, pin 1 of the data switch chip U4 is electrically connected to pin 48 of the main control chip U1, and pin 2 of the data switch chip U4 is electrically connected to pin 47 of the main control chip U1; pin 17 of the communication chip U2 is electrically connected to pin 8 of the main control chip U1, and pin 17 of the communication chip U3 is electrically connected to pin 9 of the main control chip U1; Pin 1 of the RF switch chip U8 is electrically connected to pin 15 of the communication chip U2, and pin 3 of the RF switch chip U8 is electrically connected to pin 15 of the communication chip U3. Pin 4 of the RF switch chip U8 is electrically connected to pin 2 of the main control chip U1 through resistor R24, and pin 6 of the RF switch chip U8 is electrically connected to pin 3 of the main control chip U1 through resistor R23. Pin 5 of the RF switch chip U8 is connected to the RF antenna.

[0009] As a further preferred technical solution of the above technical solution, the circuit module further includes a display circuit, and the display circuit includes a display connector J5, and the display connector J5 is electrically connected to the main control chip U1.

[0010] As a further preferred technical solution of the above technical solution, the circuit module further includes a power supply circuit, and the power supply circuit includes a charging interface chip USB1 and a voltage regulator chip U5; The power supply circuit further comprises a resistor R1 and a resistor R2 connected in series, one end of the resistor R1 is connected to the battery supply end and the other end of the resistor R2 is grounded, and the common end of the resistor R2 and the resistor R1 is electrically connected to the 1 pin of the master control chip U1. BRIEF DESCRIPTION OF DRAWINGS

[0011] Figure 1 is a structural schematic diagram (front view) of the present application.

[0012] Figure 2 is a structural schematic diagram (back view) of the present application.

[0013] Figure 3 is a structural schematic diagram (back view, hidden lower shell) of the present application.

[0014] Figure 4 is a master control circuit diagram of the present application.

[0015] Figure 5 is a communication chip U2 and a communication chip U3 circuit diagram of the communication circuit of the present application.

[0016] Figure 6 is a data switch chip U4 and a radio frequency switch chip U8 circuit diagram of the communication circuit of the present application.

[0017] Figure 7 is a display circuit diagram of the present application.

[0018] Figure 8 is a power supply circuit diagram of the present application.

[0019] The reference signs include: 10, a shell module; 11, an upper shell; 12, a middle frame; 13, a lower shell; 20, a circuit module; 30, a battery; 40, a radio frequency antenna. DETAILED DESCRIPTION

[0020] The following description is used to disclose the present application so that those skilled in the art can implement the present application. The preferred embodiments in the following description are only used as examples, and other obvious modifications can be thought by those skilled in the art. The basic principles of the present application defined in the following description can be applied to other embodiments, modifications, improvements, equivalents and other technical solutions without departing from the spirit and scope of the present application.

[0021] In the preferred embodiments of the present application, those skilled in the art should note that the water meter and the like involved in the present application can be regarded as prior art.

[0022] Preferred embodiments.

[0023] As Figures 1-8As shown, the application discloses a handheld relay device with Bluetooth and wireless communication, which comprises a shell module 10, a circuit module 20 and a cloud APP module (mobile phone APP), the circuit module 20 is built in the shell module 10, wherein: The circuit module 20 comprises a master control circuit and a communication circuit, the communication circuit is connected with a water meter in a wireless mode, and the obtained water meter data is transmitted to the master control circuit, the master control circuit transmits the water meter data to the cloud APP module through Bluetooth, and the cloud APP module comprises an uploading data unit, a water meter reading unit and a valve control unit, wherein: The uploading data unit is linked with the master control circuit, one-key uploading of water meter data is realized through setting of completed port information, and the un-uploaded water meter data is re-uploaded in a history interface according to requirements; After the water meter data is imported, the water meter to be read is added to a to-be-read list by checking, parameters including a polling interval, a repetition number, whether to export, and direct uploading (realizing one-key uploading) are set, a meter reading process is displayed through an interface, meter reading success and failure are distinguished through color, and after meter reading is successful, related basic information of the water meter is viewed in the interface; The valve control unit selects corresponding valve control water meters in a water meter list according to requirements, and generates control instructions which are transmitted to the communication circuit through the master control circuit, so that the control instructions are transmitted to the corresponding valve control water meters, and finally, one-key valve opening and valve closing of the valve control water meters are realized.

[0024] The cloud APP module also has the following functions: Scan ring noise: the radio frequency noise and interference of the current environment can be evaluated.

[0025] Signal test: the handheld device can be used as a water meter to test the gateway signal of the current environment.

[0026] Specifically, the shell module 10 comprises an upper shell 11, a middle frame 12 and a lower shell 13, the upper shell 11 and the lower shell 13 are fixedly installed on the two sides of the middle frame 12 respectively, and the circuit module 20 is located between the upper shell 11 and the lower shell 13.

[0027] More specifically, the battery 30 and the radio frequency antenna 40 are further included, and the battery 30 and the radio frequency antenna 40 are electrically connected with the circuit module 20 respectively.

[0028] Further, the master control circuit comprises a master control chip U1, the communication circuit comprises a communication chip U2 (processing low-frequency signals), a communication chip U3 (processing high-frequency signals), a data switch chip U4 and a radio frequency switch chip U8, wherein: The 22th pin of the main control chip U1 is connected with the Bluetooth antenna (BLE ANT1) through the capacitor C15, the inductor L2 and the inductor L3 in sequence (the connection with the mobile phone APP is realized through Bluetooth, and the obtained water meter data is transmitted to the mobile phone APP). The 8th pin of the communication chip U2 is electrically connected with the 7th pin of the data switch chip U4 through the resistor R6, and the 10th pin of the communication chip U2 is electrically connected with the 6th pin of the data switch chip U4 through the resistor R4; the 8th pin of the communication chip U3 is electrically connected with the 5th pin of the data switch chip U4 through the resistor R9, and the 10th pin of the communication chip U3 is electrically connected with the 5th pin of the data switch chip U4 through the resistor R8; the 1st pin of the data switch chip U4 is electrically connected with the 48th pin of the main control chip U1, and the 2nd pin of the data switch chip U4 is electrically connected with the 47th pin of the main control chip U1; the 17th pin of the communication chip U2 is electrically connected with the 8th pin of the main control chip U1, and the 17th pin of the communication chip U3 is electrically connected with the 9th pin of the main control chip U1 (the communication chips U2 and U3 are connected with the data switch chip U4, so that the UART signals of different LoRa frequency bands (low frequency / high frequency) are switched on and off with the outside, the serial communication path of the corresponding frequency band can be selected as needed, and finally the data of the water meter is transmitted to the main control chip U1). The 1st pin of the radio frequency switch chip U8 is electrically connected with the 15th pin of the communication chip U2, and the 3rd pin of the radio frequency switch chip U8 is electrically connected with the 15th pin of the communication chip U3; the 4th pin of the radio frequency switch chip U8 is electrically connected with the 2nd pin of the main control chip U1 through the resistor R24, and the 6th pin of the radio frequency switch chip U8 is electrically connected with the 3rd pin of the main control chip U1 through the resistor R23; the 5th pin of the radio frequency switch chip U8 is connected with the radio frequency antenna (LORA ANT) (the remote wireless meter reading is realized through the antenna, and the data of the water meter is finally transmitted to the main control chip U1).

[0029] Specifically, the circuit module further comprises a display circuit, the display circuit comprises a display connector J5 (connected with different LED lamps), and the display connector J5 is electrically connected with the main control chip U1 (different working states are displayed through different LED lamps).

[0030] More specifically, the circuit module further comprises a power supply circuit, the power supply circuit comprises a charging interface chip USB1 (used for charging the battery) and a voltage stabilizing chip U5 (used for outputting 3.3V voltage for power supply). The power supply circuit further comprises a resistor R1 and a resistor R2 connected in series, one end of the resistor R1 is connected with a battery supply end (VBAT) and the other end of the resistor R2 is grounded, and the common end of the resistor R2 and the resistor R1 is electrically connected with a 1 pin of the master chip U1 (for detecting the battery voltage).

[0031] For the present application, the LED lamp can well show the Bluetooth connection, meter reading process and battery capacity. Compared with the traditional handheld wireless device, the cooperation with the mobile phone APP makes the human-computer interaction very simple, and the configuration, meter reading, valve control and data uploading can be easily realized. The LED lamp can well show the Bluetooth connection, meter reading process and battery capacity. Compared with the traditional handheld wireless device, the cooperation with the mobile phone APP makes the human-computer interaction very simple, and the configuration, meter reading, valve control and data uploading can be easily realized.

[0032] The traditional handheld wireless device cannot view data due to the limitation of the device, has few functions and is complicated to operate. The new generation of handheld wireless communication device can be connected with a mobile phone through Bluetooth. The handheld wireless device can be operated through the APP to realize one-key meter reading and one-key valve control. The handheld wireless device has the functions of ring noise scanning, signal testing, data one-key uploading and viewing meter reading history. The handheld wireless device can directly upload data through the network (4G / 5G / Wi-Fi) of the mobile phone, without the need of exporting files and then uploading the files through a computer as the traditional handheld wireless device. The interface is beautiful, and the human-computer interaction is friendly. The account system can be used to distinguish the permissions of different roles and protect the data. The Type-C communication port is adopted, so that the user can use the mobile phone charging line to charge and communicate.

[0033] It is worth mentioning that the technical features of the water meter and other technical features involved in the present application should be regarded as prior art. The specific structure, working principle and possible control mode and spatial arrangement mode of these technical features can be selected by using conventional methods in the field, and should not be regarded as the invention point of the present application. The present application will not be further described in detail.

[0034] For those skilled in the art, the technical solutions described in the foregoing embodiments can be modified or some technical features can be replaced by equivalents. Any modification, equivalent replacement, improvement, etc. within the spirit and principles of the present application should be included in the protection scope of the present application.

Claims

1. A hand-held Bluetooth and wireless communication relay device, comprising: It comprises a shell module, a circuit module and a cloud APP module, the circuit module is built-in in the shell module, wherein: The circuit module comprises a master control circuit and a communication circuit, the communication circuit is connected with the water meter wirelessly and transmits the obtained water meter data to the master control circuit, the master control circuit transmits the water meter data to the cloud APP module through Bluetooth, the cloud APP module comprises an uploading data unit, a meter reading unit and a valve control unit, wherein: The uploading data unit is linked with the master control circuit, the port information set is used to realize one-key uploading of the water meter data, and the un-uploaded water meter data is re-uploaded in the history interface according to the requirement; The meter reading unit imports the water meter data, checks the water meter to be read and adds it to the list to be read, sets the parameters including polling interval, repetition times, whether to export and direct uploading, shows the meter reading process and the meter reading result through the interface, distinguishes the meter reading success and failure through color, and checks the related basic information of the water meter in the interface after the meter reading is successful; The valve control unit selects the corresponding valve control water meter in the water meter list according to the requirement and transmits the generated control instruction to the communication circuit through the master control circuit, so as to transmit the control instruction to the corresponding valve control water meter, and finally realizes the operation of the valve control water meter including one-key opening and closing of the valve.

2. The hand-held Bluetooth and wireless communication relay device of claim 1, wherein, The shell module comprises an upper shell, a middle frame and a lower shell, the upper shell and the lower shell are fixedly installed on the two sides of the middle frame respectively, and the circuit module is located between the upper shell and the lower shell.

3. The hand-held Bluetooth and wireless communication relay device of claim 2, wherein, It also comprises a battery and a radio frequency antenna, the battery and the radio frequency antenna are electrically connected with the circuit module respectively.

4. The hand-held Bluetooth and wireless communication relay device of claim 3, wherein, The master control circuit comprises a master control chip U1, the communication circuit comprises a communication chip U2, a communication chip U3, a data switch chip U4 and a radio frequency switch chip U8, wherein: The 22th pin of the master control chip U1 is connected with the Bluetooth antenna through a capacitor C15, an inductor L2 and an inductor L3 in sequence; The 8th pin of the communication chip U2 is electrically connected with the 7th pin of the data switch chip U4 through a resistor R6, and the 10th pin of the communication chip U2 is electrically connected with the 6th pin of the data switch chip U4 through a resistor R4; the 8th pin of the communication chip U3 is electrically connected with the 5th pin of the data switch chip U4 through a resistor R9, and the 10th pin of the communication chip U3 is electrically connected with the 5th pin of the data switch chip U4 through a resistor R8; the 1st pin of the data switch chip U4 is electrically connected with the 48th pin of the master control chip U1, and the 2nd pin of the data switch chip U4 is electrically connected with the 47th pin of the master control chip U1; the 17th pin of the communication chip U2 is electrically connected with the 8th pin of the master control chip U1, and the 17th pin of the communication chip U3 is electrically connected with the 9th pin of the master control chip U1. The 1 pin of the radio frequency switch chip U8 is electrically connected with the 15 pin of the communication chip U2, the 3 pin of the radio frequency switch chip U8 is electrically connected with the 15 pin of the communication chip U3, the 4 pin of the radio frequency switch chip U8 is electrically connected with the 2 pin of the main control chip U1 through the resistance R24, the 6 pin of the radio frequency switch chip U8 is electrically connected with the 3 pin of the main control chip U1 through the resistance R23, and the 5 pin of the radio frequency switch chip U8 is connected with a radio frequency antenna.

5. The hand-held Bluetooth and wireless communication relay device of claim 4, wherein, The circuit module further comprises a display circuit, and the display circuit comprises a display connector J5 which is electrically connected with the main control chip U1.

6. The hand-held Bluetooth and wireless communication relay device of claim 5, wherein, The circuit module further comprises a power supply circuit, and the power supply circuit comprises a charging interface chip USB1 and a voltage stabilizing chip U5. The power supply circuit further comprises a resistance R1 and a resistance R2 which are connected in series, the end of the resistance R1 away from the resistance R2 is connected with a battery power supply end, the end of the resistance R2 away from the resistance R1 is grounded, and the common end of the resistance R2 and the resistance R1 is electrically connected with the 1 pin of the main control chip U1.

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