Intelligent docking wireless meter reading device
The intelligent wireless meter reading device supports multiple communication protocols and automatically adjusts parameters, solving the problems of low meter reading efficiency and poor stability caused by single communication in existing technologies. This achieves efficient and stable meter reading and extends the device's lifespan.
Patent Information
- Application Number
- CN202423308488.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-31
- Publication Date
- 2025-12-23
- Estimated Expiration
- 2034-12-31
AI Technical Summary
Existing wireless meter reading devices use a single communication protocol, which cannot fully read communication parameter data and cannot adjust communication parameters themselves, resulting in low meter reading efficiency and instability in complex network environments.
A smart wireless meter reading device was designed, comprising a main control unit, an uplink communication module, an infrared communication module, a storage module, and a power supply module. It supports multiple communication protocols, integrates machine learning algorithms to automatically adjust communication parameters, and provides stable power and large storage space through the storage module and power supply module.
It supports multiple communication protocols and automatically adjusts parameters, improving meter reading efficiency and stability, extending device lifespan, saving energy, and reducing damage rate.
Smart Images
Figure CN223712283U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to wireless meter reading technology field especially relates to a wireless meter reading device of intelligent butt joint. BACKGROUND
[0002] Meter reading device is generally used for water, electricity meter data equipment, and the traditional meter reading mode needs staff to read data regularly to the scene manually, and modern meter reading device, especially intelligent remote meter reading device, realizes remote automatic meter reading through electronic technology and sensor technology, with the development of smart grid, remote meter reading becomes an important part of data acquisition management, and the device is especially suitable for electric power company, water company and other public utility departments to remotely monitor and manage a large number of scattered installed electric meters, and the prior art can only support one or two specific electric meter communication protocols in use, such as DLT645-1997, DLT614-2007 etc., which limits their application range, even in the case of supporting the same protocol, there may be slight communication parameter differences between different electric meter brands, and the environment also has some influence on communication, leading to the standardization of remote meter reading equipment not necessarily comprehensive reading of all data, and most remote meter reading equipment does not have the function of intelligent self-adjustment and optimization of communication parameters, which is particularly disadvantageous in the face of complex network environment. SUMMARY
[0003] In view of the defects of the prior art, the utility model provides a wireless meter reading device of intelligent butt joint, solves the technical problems that the prior art communication protocol is single, cannot comprehensive read communication parameter data and cannot self-adjust communication parameters, achieves the purpose of supporting multiple communication protocols, not only can comprehensive read communication parameters but also can automatically adjust communication parameters.
[0004] To solve the above technical problems, the utility model provides the following technical scheme: a wireless meter reading device of intelligent butt joint, including storage module and power module, the wireless meter reading device further includes communication unit and main control unit for delivering information to electric meter and background.
[0005] Preferably, the communication unit is composed of an uplink communication module and an infrared communication module, the infrared communication module is composed of an external power supply, a pmos tube Q7, a light emitting diode D4, a triode Q8 and a receiving tube IRM-1, the external power supply is connected to the master control unit through the pmos tube Q7, the light emitting diode D4 and the triode Q8, the collector of the triode Q8 is connected to the light emitting diode D4, the base of the triode Q8 is connected to the ADC_IN7 / LPUARTO_TX / UARTO_TX / PA14 interface of the master control unit, the cathode of the receiving tube IRM-1 is connected between the light emitting diode D4 and the drain of the pmos tube Q7, and the anode of the receiving tube IRM-1 is connected to the ADC_IN6 / LPUARTO_RX / UARTO_RX / PA13 interface of the master control unit.
[0006] Preferably, the uplink communication module is composed of a remote communication chip, the RST_WKUP interface and the RESERVED interface of the remote communication chip are connected to the PC11 / SEG20 / U7816CLK / GPTO_CH3 interface and the PCO / OPA2_INN2 / GPT1_CH1 interface of the master control unit respectively.
[0007] Preferably, the storage module is composed of an external power supply, current limiting resistors R25 and R26, voltage dividing resistors R29 and R31 and a storage chip U8, the external power supply is connected to the SDA interface of the storage chip U8 through the current limiting resistor R26 and the voltage dividing resistor R31, and the external power supply is connected to the SCL interface of the storage chip U8 through the current limiting resistor R25 and the voltage dividing resistor R29.
[0008] Preferably, the SCL / PA11 interface of the master control unit is connected between the current limiting resistor R25 and the voltage dividing resistor R29, and the PA12 / SDA interface of the master control unit is connected between the current limiting resistor R26 and the voltage dividing resistor R31.
[0009] Preferably, the power module is composed of an external power supply, a rectifier circuit, filter capacitors C1 and C2, a power supply chip and a power supply voltage, the external power supply is connected to the power supply chip through the rectifier circuit, the power supply chip outputs the power supply voltage to the outside, and the filter capacitors C1 and C2 are connected in parallel on the two sides of the VIN interface and the VOUT interface of the power supply chip respectively.
[0010] Preferably, the model of the master control unit is FM33LC026N, the model of the storage chip U8 is BL24C64A-PARC, the model of the remote communication chip is MN316-DLVD, and the model of the power supply chip is 7085.
[0011] By means of the above technical scheme, the wireless meter reading device provided by the utility model has at least the following beneficial effects:
[0012] 1. The utility model discloses a cooperation of main control unit, uplink communication module and infrared communication module can interpret in the process of receiving the data of electric meter to multiple communication protocol, make the meter reading device can match multiple communication protocol, and in the process of receiving and processing information, automatically adjust communication parameter, and read communication parameter data comprehensively, make the meter reading device can adapt multiple different electric meter different scene, and in the process of meter reading, automatically optimize parameter, improve the efficiency and stability of meter reading.
[0013] 2. The utility model discloses the action of storage module and power module provides the space of larger storage data for the meter reading device, and simultaneously provides stable power output for the meter reading device through power module, makes the meter reading device be in stable power output environment, reduced the damage rate of voltage mutation, and can save electric energy, avoid the waste of electric energy in use, prolong the service life of meter reading device, reduced the damage rate of meter reading device. BRIEF DESCRIPTION OF DRAWINGS
[0014] The drawings described herein are used to provide further understanding of the present application, and form part of the present application, the illustrative embodiment of the present application and its explanation are used to explain the present application, and do not constitute improper limitation to the present application. In the drawings:
[0015] Figure 1 It is the structure block diagram of the utility model discloses a kind of intelligent interfacing wireless meter reading device;
[0016] Figure 2 It is the circuit diagram of the utility model discloses a kind of intelligent interfacing wireless meter reading device;
[0017] Figure 3 It is the circuit diagram of main control unit of the utility model;
[0018] Figure 4 It is the circuit diagram of storage module of the utility model;
[0019] Figure 5 It is the circuit diagram of infrared communication module of the utility model;
[0020] Figure 6 It is the circuit diagram of uplink communication module of the utility model;
[0021] Figure 7 It is the circuit diagram of power module of the utility model.
[0022] In the drawing: 1, main control unit;2, communication module;21, uplink communication module;22, infrared communication module;3, storage module;4, power module. DETAILED DESCRIPTION
[0023] In order to make the above-mentioned purposes, features and advantages of the present application more obvious, the present application will be further described in detail below with reference to the drawings and specific embodiments.
[0024] Due to the single communication protocol of the prior art, the technical problem that the communication parameter data cannot be comprehensively read and the communication parameter cannot be self-adjusted, please refer to Figure 1 Figure 7 The embodiment provides a wireless meter reading device which is intelligently connected and can support multiple communication protocols, can comprehensively read communication parameters and can automatically adjust the communication parameters. The meter reading device comprises a storage module 3 and a power module 4. The wireless meter reading device further comprises a communication unit 2 and a main control unit 1 for transmitting information to a meter and a background. The communication unit 2 is composed of an uplink communication module 21 and an infrared communication module 22. The infrared communication module 22 is composed of an external power supply, a pmos tube Q7, a light-emitting diode D4, a triode Q8 and a receiving tube IRM-1. The external power supply is connected to the main control unit 1 through the pmos tube Q7, the light-emitting diode D4 and the triode Q8. The collector of the triode Q8 is connected to the light-emitting diode D4. The base of the triode Q8 is connected to the ADC_IN7 / LPUARTO_TX / UARTO_TX / PA14 interface of the main control unit 1. The cathode of the receiving tube IRM-1 is connected between the light-emitting diode D4 and the drain of the pmos tube Q7. The anode of the receiving tube IRM-1 is connected to the ADC_IN6 / LPUARTO_RX / UARTO_RX / PA13 interface of the main control unit 1. The uplink communication module 21 is composed of a remote communication chip. The RST_WKUP interface and the RESERVED interface of the remote communication chip are connected to the PC11 / SEG20 / U7816CLK / GPTO_CH3 interface and the PCO / OPA2_INN2 / GPT1_CH1 interface of the main control unit 1 respectively. The SCL / PA11 interface of the main control unit 1 is connected between the current-limiting resistor R25 and the voltage-dividing resistor R29. The PA12 / SDA interface of the main control unit 1 is connected between the current-limiting resistor R26 and the voltage-dividing resistor R31. The main control unit 1 is of FM33LC026N type. The storage chip U8 is of BL24C64A-PARC type. The remote communication chip is of MN316-DLVD type. The power supply chip is of 7085 type.
[0025] The utility model discloses in advance a plurality of communication protocol and intelligent adjustment method are stored in storage module 3, in the working process, storage module 3 will record wireless meter reading device's meter reading data all the time, main control unit 1 has two states of working state and hibernate state, and the hibernate state that power module 4 sets up for saving electric energy maintains under ordinary circumstances, when needing the common processing of electric meter data and background data or needing transmission data, from hibernate state awakens and enters working state and improves the efficiency of data processing, and main control unit 1 will load previous configuration parameter, detection record, protocol library from storage chip U8, and sends infrared signal to electric meter through infrared communication module's emitting diode D4, and electric meter receives corresponding signal, and returns corresponding result, and main control unit 1 receives electric meter's infrared return signal through infrared communication module 22's receiving tube IRM-1, and according to corresponding protocol, parses data in main control unit 1, and thus completes once infrared data transceiving, and a plurality of widely used electric meter communication protocols are preinstalled in main control unit 1, including but not limited to DLT645-1997, DLT645-2007, DLT698-2010, DLT698-2017, DLT614-2007 etc., when connecting to unknown electric meter first time, the equipment will automatically run a series of detection, and quickly determine the most suitable communication protocol, even if replacing the electric meter type in the use process, the equipment can seamlessly switch to the correct protocol, without manual intervention.
[0026] The utility model allows skilled personnel to manually adjust baud rate, signal strength, timeout time and other key communication parameters through the configuration interface of the device, the device integrates an algorithm based on machine learning, which can automatically optimize parameter settings according to the results of each communication, improve the success rate of communication and the quality of data transmission, provides a standard and easy-to-read JSON protocol configuration interface, allowing users to easily create and edit custom electric meter communication protocols, supports importing and exporting custom protocol templates, facilitating sharing and reuse between different projects, and selecting appropriate algorithms to reduce the bit error rate during the automatic optimization parameter process of the machine learning algorithm, such as selecting genetic algorithm or Bayesian algorithm, the subsequent main control unit 1 will fine-tune some communication parameters based on the results of previous infrared transceiving, perform infrared transceiving again, and update the storage parameters, the remote communication chip of the uplink communication module 21 can help the meter reading device and the remote background establish a communication connection, and can help the background remotely control the meter reading device, obtain the data of the meter reading device, etc., through the cooperation of the main control unit, the uplink communication module and the infrared communication module, the data of the electric meter can be received and processed, and multiple communication protocols can be interpreted, so that the meter reading device can match multiple communication protocols, and in the process of receiving and processing information, the communication parameters are automatically adjusted, and the communication parameter data is comprehensively read, so that the meter reading device can adapt to multiple different electric meters in different scenarios, and the parameters are automatically optimized during the meter reading process, improving the efficiency and stability of meter reading.
[0027] The storage module 3 is composed of an external power supply, current limiting resistors R25, R26, voltage dividing resistors R29 and R31, and a storage chip U8, the external power supply is connected to the SDA interface of the storage chip U8 through the current limiting resistor R26 and the voltage dividing resistor R31, the external power supply is connected to the SCL interface of the storage chip U8 through the current limiting resistor R25 and the voltage dividing resistor R29, the power supply module 4 is composed of an external power supply, a rectifier circuit, filter capacitors C1 and C2, a power supply chip and a power supply voltage, the external power supply is connected to the power supply chip through the rectifier circuit, the power supply chip outputs the power supply voltage to the outside, and the filter capacitors C1 and C2 are connected in parallel on the two sides of the VIN interface and the VOUT interface of the power supply chip respectively.
[0028] The storage module 3 can protect the storage chip U8 through the current limiting resistors R25, R26, the voltage dividing resistors R29 and R31, so as to avoid damage to the storage chip U8 caused by sudden voltage and current, meanwhile, the main control unit 1 is connected to the storage chip U8, so that the data of the meter reading device can be stored at any time, and useful data can be provided to the main control unit 1 for calling and analysis, the power supply module 4 can rectify the external power supply, so that the voltage and current are more stable, the voltage can be more stable through the power supply chip, and the meter reading device can work periodically by cooperating with the main control unit 1, that is, the meter reading device is in a working state when data needs to be transmitted, and is in a sleep state when data does not need to be transmitted, through the functions of the storage module and the power supply module, a large storage data space is provided for the meter reading device, meanwhile, the power supply module provides stable power output for the meter reading device, so that the meter reading device is in a stable power output environment, the damage rate caused by voltage mutation is reduced, the service life of the meter reading device is prolonged, and the damage rate of the meter reading device is reduced.
[0029] Each of the above-described embodiments is described in a progressive manner, and each embodiment focuses on the difference from other embodiments, and the same or similar parts between the embodiments can be referred to each other. For the above-described embodiments, since they are basically similar to the method embodiments, the description is relatively simple, and the relevant parts can be referred to the part of the method embodiments.
[0030] The above embodiments are described in detail, the principle and implementation manner of the utility model are described by applying specific examples, the above embodiment is only used to help understand the method and core idea of the utility model; meanwhile, for the general technical personnel in the art, according to the idea of the utility model, the specific implementation manner and application range can be changed, and the above is described, the content of the specification should not be understood as the limitation of the utility model.
Claims
1. A smart interfaced wireless meter reading device comprising a storage module (3) and a power module (4), characterized in that, The wireless meter reading device further comprises a communication unit (2) and a master control unit (1) for transmitting information to the electric meter and the background; The communication unit (2) is composed of an uplink communication module (21) and an infrared communication module (22), the infrared communication module (22) is composed of an external power supply, a pmos tube Q7, a light emitting diode D4, a triode Q8 and a receiving tube IRM-1, the external power supply is connected with the master control unit (1) through the pmos tube Q7, the light emitting diode D4 and the triode Q8, the collector of the triode Q8 is connected with the light emitting diode D4, the base of the triode Q8 is connected with the ADC_IN7 / LPUARTO_TX / UARTO_TX / PA14 interface of the master control unit (1), the cathode of the receiving tube IRM-1 is connected between the light emitting diode D4 and the drain of the pmos tube Q7, and the anode of the receiving tube IRM-1 is connected with the ADC_IN6 / LPUARTO_RX / UARTO_RX / PA13 interface of the master control unit (1).
2. The wireless meter reading device of claim 1, wherein, The uplink communication module (21) is composed of a remote communication chip, the RST_WKUP interface and the RESERVED interface of the remote communication chip are connected with the PC11 / SEG20 / U7816CLK / GPTO_CH3 interface and the PCO / OPA2_INN2 / GPT1_CH1 interface of the master control unit (1) respectively.
3. The wireless meter reading device of claim 2, wherein, The storage module (3) is composed of an external power supply, current limiting resistors R25 and R26, voltage dividing resistors R29 and R31 and a storage chip U8, the external power supply is connected with the SDA interface of the storage chip U8 through the current limiting resistor R26 and the voltage dividing resistor R31, and the external power supply is connected with the SCL interface of the storage chip U8 through the current limiting resistor R25 and the voltage dividing resistor R29.
4. The wireless meter reading device of claim 1, wherein, The SCL / PA11 interface of the master control unit (1) is connected between the current limiting resistor R25 and the voltage dividing resistor R29, and the PA12 / SDA interface of the master control unit (1) is connected between the current limiting resistor R26 and the voltage dividing resistor R31.
5. The wireless meter reading device of claim 3, wherein, The power module (4) is composed of an external power supply, a rectifier circuit, filter capacitors C1 and C2, a power supply chip and a power supply voltage, the external power supply is connected with the power supply chip through the rectifier circuit, the power supply chip outputs the power supply voltage to the outside, and the filter capacitors C1 and C2 are connected in parallel on both sides of the VIN interface and the VOUT interface of the power supply chip respectively.
6. The wireless meter reading device of claim 5, wherein, The model of the master control unit (1) is FM33LC026N, the model of the storage chip U8 is BL24C64A-PARC, the model of the remote communication chip is MN316-DLVD, and the model of the power supply chip is 7085.