Hand-held meter reading detection data real-time calibration device

Abstract

A handheld meter reading detection data real-time calibration device belongs to the field of water conservancy projects and comprises a shell, a plurality of wiring terminals are arranged at the top of the shell, and the wiring terminals are used for being connected with a detection instrument to obtain water consumption data; a controller is arranged in the shell, a communication card slot is formed in the side surface of the shell, the communication card slot is used for placing a communication card so as to establish communication connection between the controller and an upper computer, and the upper computer transmits water data threshold standards of different application scenes to the controller; the controller is connected with a timer, and the timer is used for transmitting a clock pulse signal to the controller to realize real-time detection and calibration of water data; the controller is connected with an operation key, and the operation key is used for transmitting a control instruction to the controller; the controller is connected with a display screen, and the display screen is used for displaying real-time water consumption data; the controller is connected with the wiring terminal through the AD converter, and the controller is connected with the operation key through the translator.

Description

Technical Field

[0001] The utility model relates to a real-time calibration device for detecting data of a handheld meter reading device. Background Art

[0002] A handheld meter reading device is an instrument used to record the daily water consumption of users and is the primary link for grass-roots water supply stations to collect water fees. Generally, staff carry the handheld meter reading device to the site for counting, obtain detailed water consumption data of each user, and calculate the specific water fees of users respectively according to the corresponding readings of the handheld meter reading device.

[0003] Since the amount of data obtained by the handheld meter reading device is large, the determination and detection of data will consume a large amount of time and labor costs, resulting in an excessive actual workload for the staff and unable to accurately and quickly calibrate the water consumption data in real time. At the same time, there are significant differences in the water consumption data threshold standards in different regions or different application scenarios, and the staff needs to frequently adjust and set the water consumption data threshold standards. The overall detection and calibration steps are too cumbersome and the efficiency is low. Summary of the Utility Model

[0004] An embodiment of the utility model provides a real-time calibration device for detecting data of a handheld meter reading device. The structure is reasonably designed. Based on the integrated control function of the controller, cooperating with various types of electrical components and functional components, it can dynamically set the water consumption data threshold standards in different regions or different application scenarios, simplify the overall detection and calibration steps, meet various detection and calibration requirements, and at the same time can transmit clock pulse signals to the controller to achieve accurate, fast and real-time calibration of water consumption data, reduce the actual workload of the staff, lower the actual cost and labor cost, and facilitate popularization and application, solving the problems existing in the prior art.

[0005] The technical solution adopted by the utility model to solve the above technical problems is as follows:

[0006] A real-time calibration device for detecting data of a handheld meter reading device includes a housing. A plurality of wiring terminals are provided at the top of the housing, and the wiring terminals are used to connect a detection instrument to obtain water consumption data. A controller is provided inside the housing, and a communication card slot is provided on the side surface of the housing. The communication card slot is used to place a communication card to establish a communication connection between the controller and a host computer, and the host computer transmits the water consumption data threshold standards in different application scenarios to the controller.

[0007] A timer is connected to the controller, and the timer is used to transmit clock pulse signals to the controller to achieve real-time detection and calibration of water consumption data. An operation button is connected to the controller, and the operation button is used to transmit control instructions to the controller. A display screen is connected to the controller, and the display screen is used to display real-time water consumption data.

[0008] The controller is connected to the terminal block through an AD converter, the controller is connected to the operation button through a translator, and the controller is connected to the host computer through a GPRS communicator.

[0009] The terminal blocks are arranged at equal intervals on the top of the housing.

[0010] A plurality of induction contacts are evenly distributed in the communication card slot.

[0011] The model of the controller is STM32F103C8T6. There are 64 pins on the controller. The controller is connected to the display screen through the tenth pin, the controller is connected to the AD converter through the fifteenth pin, the controller is connected to the GPRS communicator through the twenty-first pin, the twenty-second pin and the twenty-third pin, the controller is connected to the translator through the thirty-seventh pin and the thirty-eighth pin, and the controller is connected to the timer through the fortieth pin.

[0012] The model of the AD converter is AD8551. There are 8 pins on the AD converter. The AD converter is connected to the controller through the sixth pin, and the AD converter is connected to the terminal block through the third pin.

[0013] The model of the GPRS communicator is SIM800C. There are 42 pins on the GPRS communicator. The first pin of the GPRS communicator is connected to the twenty-first pin of the controller, the second pin of the GPRS communicator is connected to the twenty-second pin of the controller, the third pin of the GPRS communicator is connected to the twenty-third pin of the controller. There is an antenna on the thirty-second pin of the GPRS communicator; a SIM card is connected through the first resistor, the second resistor and the third resistor on the fifteenth pin, the sixteenth pin, the seventeenth pin and the eighteenth pin of the GPRS communicator; the first capacitor, the second capacitor, the third capacitor and the fourth capacitor are respectively arranged on the fifteenth pin, the sixteenth pin, the seventeenth pin and the eighteenth pin of the GPRS communicator.

[0014] The model of the translator is FDS9945. There are 8 pins on the translator. The translator is connected to the thirty-eighth pin of the controller through the second pin, the translator is connected to the thirty-seventh pin of the controller through the third pin. There is a first resistor between the first pin and the second pin of the translator, and a second resistor between the third pin and the fourth pin of the translator. The translator is connected to the operation button through the fifth pin and the eighth pin.

[0015] The model of the timer is DS1302. There are 8 pins on the timer. A fourth resistor and a fourth capacitor are arranged between the sixth pin and the seventh pin of the timer. The timer is connected to the fortieth pin of the controller through the seventh pin.

[0016] An insulating protective layer is provided at the top of the housing.

[0017] Reinforcing buckles are provided at the lower part of the housing.

[0018] The utility model adopts the above structure. The water use data is obtained by connecting a detection instrument through a wiring terminal; a communication connection is established between the controller and the upper computer by placing a communication card in the communication card slot and cooperating with a GPRS communicator, so that the upper computer transmits the water use data threshold standards of different application scenarios to the controller; the real-time detection and calibration of the water use data are realized by the timer transmitting a clock pulse signal to the controller; control instructions are transmitted to the controller through the operation buttons, and the real-time water use data is displayed through the display screen, which has the advantages of fast speed, high precision, convenience and practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic structural diagram of the utility model.

[0020] Figure 2 It is a schematic structural diagram of the wiring terminal of the utility model.

[0021] Figure 3 It is a schematic structural diagram of the communication card slot of the utility model.

[0022] Figure 4 It is a control schematic diagram of the utility model.

[0023] Figure 5 It is an electrical schematic diagram of the controller of the utility model.

[0024] Figure 6 It is an electrical schematic diagram of the timer of the utility model.

[0025] Figure 7 It is an electrical schematic diagram of the AD converter of the utility model.

[0026] Figure 8 It is an electrical schematic diagram of the GPRS communicator of the utility model.

[0027] Figure 9 It is an electrical schematic diagram of the translator of the utility model.

[0028] Among them, 1. Housing, 2. Wiring terminal, 3. Communication card slot, 4. Inductive contact, 5. Insulating protective layer, 6. Reinforcing buckle. DETAILED DESCRIPTION OF THE INVENTION

[0029] To clearly illustrate the technical features of this solution, the utility model will be described in detail below through specific embodiments and in conjunction with its drawings.

[0030] AsFigures 1-9 As shown, a handheld meter reading detection data real-time calibration device includes a housing. At the top of the housing, there are multiple wiring terminals, and the wiring terminals are used to connect to a detection instrument to obtain water usage data. Inside the housing, there is a controller. On the side of the housing, there is a communication card slot, and the communication card slot is used to place a communication card to establish a communication connection between the controller and a host computer. The host computer transmits the water usage data threshold standards for different application scenarios to the controller;

[0031] Connected to the controller is a timer, and the timer is used to transmit a clock pulse signal to the controller to achieve real-time detection and calibration of water usage data. Connected to the controller is an operation button, and the operation button is used to transmit a control instruction to the controller. Connected to the controller is a display screen, and the display screen is used to display real-time water usage data;

[0032] The controller is connected to the wiring terminals through an AD converter, the controller is connected to the operation button through a translator, and the controller is connected to the host computer through a GPRS communicator.

[0033] The wiring terminals are arranged at equal intervals on the top of the housing.

[0034] Inside the communication card slot, there are multiple induction contacts evenly distributed.

[0035] The model of the controller is STM32F103C8T6. There are 64 pins on the controller. The controller is connected to the display screen through the tenth pin, the controller is connected to the AD converter through the fifteenth pin, the controller is connected to the GPRS communicator through the twenty-first pin, the twenty-second pin, and the twenty-third pin, the controller is connected to the translator through the thirty-seventh pin and the thirty-eighth pin, and the controller is connected to the timer through the fortieth pin.

[0036] The model of the AD converter is AD8551. There are 8 pins on the AD converter. The AD converter is connected to the controller through the sixth pin, and the AD converter is connected to the wiring terminals through the third pin.

[0037] The model of the GPRS communicator is SIM800C. There are 42 pins on the GPRS communicator. The first pin of the GPRS communicator is connected to the 21st pin of the controller. The second pin of the GPRS communicator is connected to the 22nd pin of the controller. The third pin of the GPRS communicator is connected to the 23rd pin of the controller. An antenna is provided on the 32nd pin of the GPRS communicator; An SIM card is connected to the 15th, 16th, 17th, and 18th pins of the GPRS communicator through the first resistor, the second resistor, and the third resistor; A first capacitor, a second capacitor, a third capacitor, and a fourth capacitor are respectively provided on the 15th, 16th, 17th, and 18th pins of the GPRS communicator.

[0038] The model of the translator is FDS9945. There are 8 pins on the translator. The translator is connected to the 38th pin of the controller through the second pin. The translator is connected to the 37th pin of the controller through the third pin. A first resistor is provided between the first pin and the second pin of the translator. A second resistor is provided between the third pin and the fourth pin of the translator. The translator is connected to the operation button through the fifth pin and the eighth pin.

[0039] The model of the timer is DS1302. There are 8 pins on the timer. A fourth resistor and a fourth capacitor are provided between the sixth pin and the seventh pin of the timer. The timer is connected to the 40th pin of the controller through the seventh pin.

[0040] An insulating protective layer is provided on the top of the housing.

[0041] Reinforcing buckles are provided at the lower part of the housing.

[0042] The working principle of the handheld meter reading detection data real-time calibration device in the embodiment of the present utility model is as follows: Based on the integrated control function of the controller, with the cooperation of various types of electrical components and functional components, it can dynamically set the water usage data threshold standards for different regions or different application scenarios, simplify the overall detection and calibration steps, meet various detection and calibration requirements, and at the same time, it can transmit clock pulse signals to the controller to achieve accurate, fast, and real-time calibration of water usage data, reduce the actual workload of staff, lower the actual cost and labor cost, and facilitate popularization and application.

[0043] In the overall solution, it mainly includes a housing 1. There are multiple terminal blocks 2 provided on the top of the housing 1. The terminal blocks 2 are used to connect detection instruments to obtain water usage data; A controller is provided inside the housing. A communication card slot 3 is provided on the side of the housing. The communication card slot 3 is used to place a communication card to establish a communication connection between the controller and the upper computer. The upper computer transmits the water usage data threshold standards for different application scenarios to the controller;

[0044] The controller is connected with a timer, which is used to transmit a clock pulse signal to the controller to realize real-time detection and calibration of water consumption data; the controller is connected with an operation button, which is used to transmit a control instruction to the controller; the controller is connected with a display screen, which is used to display real-time water consumption data;

[0045] The controller is connected to the connection terminal through an AD converter, the controller is connected to the operation button through a translator, and the controller is connected to the host computer through a GPRS communicator.

[0046] The core component of the present application is a controller, whose model is STM32F103C8T6. The controller is provided with 64 pins. The controller is connected to the display screen through pin 10, the controller is connected to the AD converter through pin 15, the controller is connected to the GPRS communicator through pins 21, 22 and 23, the controller is connected to the translator through pins 37 and 38, and the controller is connected to the timer through pin 40, thereby forming an overall hardware circuit, and relying on the above-mentioned overall hardware circuit to realize real-time detection and calibration of water use data.

[0047] During actual use, the staff holds the device to the designated area and inserts the communication card into the communication card slot to directly establish a communication connection between the controller and the host computer, and transmits the water use data threshold standards corresponding to the area and application scenario to the controller; generally, a SIM card is used as the communication card, and a GPRS communicator can be used to achieve stable network connection settings and improve the accuracy of data transmission.

[0048] After the water usage data threshold standard is set, the wiring terminal is electrically connected to the detection instrument to summarize all the water usage data. At the same time, the timer transmits a clock pulse signal to the controller to obtain the time node and combine it with the water usage data. The water usage data is compared with the water usage data threshold standard one by one, and then the water usage data and calibration results are displayed on the display screen for easy viewing by the staff. Compared with the existing calibration process, the calibration device of the present application can simplify the overall detection and calibration steps, reduce labor costs and time costs, and improve the real-time calibration efficiency of water usage data.

[0049] For the electrical components of this application, the model of the AD converter is AD8551, and 8 pins are provided on the AD converter. The AD converter is connected to the controller via pin No. 6, and the AD converter is connected to the wiring terminal via pin No. 3, so that the water usage data can be accurately and quickly transmitted to the controller.

[0050] Preferably, the model of the GPRS communicator is SIM800C. There are 42 pins on the GPRS communicator. The first pin of the GPRS communicator is connected to the 21st pin of the controller, the second pin of the GPRS communicator is connected to the 22nd pin of the controller, and the third pin of the GPRS communicator is connected to the 23rd pin of the controller. An antenna is provided on the 32nd pin of the GPRS communicator; an SIM card is connected through a first resistor, a second resistor, and a third resistor on the 15th, 16th, 17th, and 18th pins of the GPRS communicator; a first capacitor, a second capacitor, a third capacitor, and a fourth capacitor are respectively provided on the 15th, 16th, 17th, and 18th pins of the GPRS communicator, which can establish a stable communication connection directly between the host computer and the controller, and transmit the water usage data threshold standards in different regions and application scenarios to the controller.

[0051] Preferably, the model of the translator is FDS9945. There are 8 pins on the translator. The translator is connected to the 38th pin of the controller through the second pin, and the translator is connected to the 37th pin of the controller through the third pin. A first resistor is provided between the first pin and the second pin of the translator, and a second resistor is provided between the third pin and the fourth pin of the translator. The translator is connected to the operation button through the fifth pin and the eighth pin, converting the mechanical action of the operation button into an electrical signal and transmitting it to the controller to expand the functions of the controller.

[0052] Preferably, the model of the timer is DS1302. There are 8 pins on the timer. A fourth resistor and a fourth capacitor are provided between the sixth pin and the seventh pin of the timer. The timer is connected to the 40th pin of the controller through the seventh pin, and can continuously and stably transmit clock pulse signals to the controller to ensure the real-time calibration of water usage data.

[0053] It should be specifically noted that a plurality of induction contacts 4 are evenly distributed in the communication card slot to facilitate the quick access of the communication card; an insulating protective layer 5 is provided on the top of the housing 1, and a reinforcing buckle 6 is provided on the lower part of the housing 1, which is convenient for the staff to carry and improves the safety of the staff during use.

[0054] In summary, the handheld meter reading detection data real-time calibration device in the embodiments of the present invention, based on the integrated control function of the controller, cooperates with various types of electrical components and functional components, can dynamically set the water usage data threshold standards in different regions or different application scenarios, simplifies the overall detection and calibration steps, meets various detection and calibration requirements, and can transmit clock pulse signals to the controller at the same time, realizing the accurate, fast and real-time calibration of water usage data, reducing the actual workload of the staff, lowering the actual cost and labor cost, and facilitating the popularization and application.

[0055] The above specific embodiments shall not be construed as limiting the scope of protection of the present utility model. For those skilled in the art of this technology, any alternative improvement or transformation made to the embodiments of the present utility model shall fall within the scope of protection of the present utility model.

[0056] Where the present utility model is not described in detail, it is common knowledge to those skilled in the art of this technology.

Claims

1. Handheld meter reading detection data real-time calibration device, characterized in that: It includes a housing, and a plurality of wiring terminals are provided at the top of the housing. The wiring terminals are used to connect to a detection instrument to obtain water usage data. A controller is provided inside the housing, and a communication card slot is provided on the side of the housing. The communication card slot is used to place a communication card to establish a communication connection between the controller and a host computer, and the host computer transmits the water usage data threshold standards for different application scenarios to the controller. A timer is connected to the controller. The timer is used to transmit clock pulse signals to the controller to achieve real-time detection and calibration of water usage data. An operation button is connected to the controller. The operation button is used to transmit control instructions to the controller. A display screen is connected to the controller. The display screen is used to display real-time water usage data. The controller is connected to the wiring terminals through an AD converter, the controller is connected to the operation button through a translator, and the controller is connected to the host computer through a GPRS communicator.

2. The real-time calibration device for handheld meter reading detection data according to claim 1, characterized in that: The wiring terminals are arranged at equal intervals on the top of the housing.

3. The real-time calibration device for hand-held meter reading detection data according to claim 1, characterized in that: A plurality of induction contacts are evenly distributed in the communication card slot.

4. The real-time calibration device for handheld meter reading detection data according to claim 1, wherein: The model of the controller is STM32F103C8T6. There are 64 pins on the controller. The controller is connected to the display screen through the tenth pin, the controller is connected to the AD converter through the fifteenth pin, the controller is connected to the GPRS communicator through the twenty-first pin, the twenty-second pin and the twenty-third pin, the controller is connected to the translator through the thirty-seventh pin and the thirty-eighth pin, and the controller is connected to the timer through the fortieth pin.

5. The real-time calibration device for the handheld meter reading detection data according to claim 4, wherein: The model of the AD converter is AD8551. There are 8 pins on the AD converter. The AD converter is connected to the controller through the sixth pin, and the AD converter is connected to the wiring terminals through the third pin.

6. The real-time calibration device for the hand-held meter reading detection data according to claim 4, characterized in that: The model of the GPRS communicator is SIM800C. There are 42 pins on the GPRS communicator. The first pin of the GPRS communicator is connected to the twenty-first pin of the controller, the second pin of the GPRS communicator is connected to the twenty-second pin of the controller, and the third pin of the GPRS communicator is connected to the twenty-third pin of the controller. An antenna is provided on the thirty-second pin of the GPRS communicator. A SIM card is connected through a first resistor, a second resistor and a third resistor on the fifteenth pin, the sixteenth pin, the seventeenth pin and the eighteenth pin of the GPRS communicator. A first capacitor, a second capacitor, a third capacitor and a fourth capacitor are respectively provided on the fifteenth pin, the sixteenth pin, the seventeenth pin and the eighteenth pin of the GPRS communicator.

7. The real-time calibration device for hand-held meter reading detection data according to claim 4, characterized in that: The model of the translator is FDS9945. There are 8 pins on the translator. The translator is connected to the thirty-eighth pin of the controller through the second pin, the translator is connected to the thirty-seventh pin of the controller through the third pin. A first resistor is provided between the first pin and the second pin of the translator, and a second resistor is provided between the third pin and the fourth pin of the translator. The translator is connected to the operation button through the fifth pin and the eighth pin.

8. The real-time calibration device for the handheld meter reading detection data according to claim 4, characterized in that: The model of the timer is DS1302. There are 8 pins on the timer. A fourth resistor and a fourth capacitor are provided between the sixth pin and the seventh pin of the timer. The timer is connected to the fortieth pin of the controller through the seventh pin.

9. The real-time calibration device for handheld meter reading detection data according to claim 1, wherein: An insulating protective layer is provided on the top of the housing.

10. The real-time calibration device for handheld meter reading detection data according to claim 1, characterized in that: Reinforcing buckles are provided at the lower part of the housing.

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