Electric energy meter data reporting collector
By designing an electricity meter data reporting and acquisition device, and utilizing components such as 4G modules and network modules, the automated acquisition of electricity meter data is achieved, solving the problems of missed readings, misreadings, and manpower requirements in traditional meter reading methods, and realizing efficient and intelligent data transmission and analysis.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-03-17
- Publication Date
- 2026-03-27
AI Technical Summary
Traditional manual meter reading methods cannot meet the needs of modern power systems for high-frequency data acquisition, remote transmission, and intelligent analysis. They also pose risks of missed or incorrect meter readings and require a large amount of manpower.
A data reporting and acquisition device for electricity meters was designed, which includes an edge computing module and a network module. It adopts components such as a 4G module, a level conversion chip, an RS485 bus communication isolation module, a network chip, and a USB connector to realize automated data acquisition and transmission.
It reduces labor costs, improves the accuracy and efficiency of data collection, supports proactive fault warning, and meets the real-time and intelligent analysis needs of power systems.
Smart Images
Figure CN224054369U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to the field of electric quantity management, especially relates to a watt-hour meter data reporting collector. BACKGROUND
[0002] With the acceleration of energy digital transformation and smart grid construction, the demand for fine management of power systems and user-side energy services is increasing. As the core metering device of user power data in the power system, the real-time, accuracy and integrity of the data of the watt-hour meter are directly related to the efficiency of the power grid operation, the fairness of energy settlement and the landing of new power services (such as demand response and distributed energy management). The traditional manual meter reading method cannot meet the needs of modern power systems for high-frequency data collection, remote transmission and intelligent analysis. The watt-hour meter data reporting collector is a key hub connecting the watt-hour meter and the power grid management system. SUMMARY
[0003] In view of the above shortcomings in the prior art, the watt-hour meter data reporting collector provided by the utility model solves the problem of manual meter reading, which has the risk of missing or misreading and requires a large amount of manpower.
[0004] In order to achieve the above-mentioned utility model purposes, the technical scheme adopted by the utility model is as follows: a watt-hour meter data reporting collector, comprising an edge computing module, a network module and an external socket;
[0005] The edge computing module is connected with the external socket and the network module respectively.
[0006] Further, the edge computing module comprises a 4G module U3A with a model of AIR724UG, the GPIO_5 pin of the 4G module U3A is connected with a running state prompting unit, the UART1_TXD pin and the UART1_RXD pin of the 4G module U3A are connected with a RS485 bus communication isolation module U2 with a model of RSM3485IDHT through a level conversion chip U1 with a model of RS0104YQ; the SPI1_CLK pin, the SPI1_DIN pin, the SPI1_CS pin and the SPI1_DOUT pin of the 4G module U3A are connected with the network module;
[0007] The UART2_TXD pin of the 4G module U3A is connected with one end of the resistor R27 and the collector of the transistor Q8 with model number MMBT5551, the other end of the resistor R27 is connected with one end of the resistor R28, the other end of the resistor R28 is connected with the base of the transistor Q8, the emitter of the transistor Q8 is grounded, and the other end of the resistor R28 is also connected with the external socket, the UART2_RXD pin is connected with one end of the resistor R24 and the collector of the transistor Q7 with model number MMBT5551, the other end of the resistor R24 is connected with one end of the resistor R23, the other end of the resistor R23 is connected with the base of the transistor Q7, the emitter of the transistor Q7 is grounded, and the other end of the resistor R23 is also connected with the external socket.
[0008] Further, the edge computing module further includes a SIM card slot CARD1 with model number SNO-1350
[0009] The SIM card slot CARD1 is connected with the USIM_CD pin, the USIM_CLK pin, the USIM_DATA pin, the USIM_RST_N pin and the USIM_VDD pin of the 4G module U3A respectively;
[0010] The edge computing module further includes a 4G module U3B with model number AIR724UG, the SIM1_CLK pin, the SIM1_DATA pin and the SIM1_RST pin of the 4G module U3B are connected with the network module;
[0011] The UART3_RXD pin and the UART3_TXD pin of the 4G module U3B are connected with the RS485 bus communication isolation module U2 through the level conversion chip U1.
[0012] Further, the network module includes a network chip U11 with model number CH395Q, the SDO pin of the network chip U11 is connected with the B1 pin of the level conversion chip U12 with model number RS0104YQ, the A1 pin of the level conversion chip U12 is connected with the SPI1_DOUT pin of the 4G module U3A;
[0013] The SDI pin of the network chip U11 is connected with the B2 pin of the level conversion chip U12, and the A2 pin of the level conversion chip U12 is connected with the SPI1_DIN pin of the 4G module U3A;
[0014] The SCK pin of the network chip U11 is connected with the B3 pin of the level conversion chip U12, and the A3 pin of the level conversion chip U12 is connected with the SPI1_CLK pin of the 4G module U3A.
[0015] The SCS pin of the network chip U11 is connected with the B4 pin of the level conversion chip U12, and the A4 pin of the level conversion chip U12 is connected with the SPI1_CS pin of the 4G module U3A.
[0016] Further, the network module further comprises an isolation transformer J6 of model HR911105A, which is connected with the RXP pin, the RXN pin, the TXP pin and the TXN pin of the network chip U11 respectively.
[0017] Further, the external socket comprises a USB connector USB1 of model TYPE-C-16P-T.
[0018] The D+ pin of the USB connector USB1 is connected with the USB_DM pin of the 4G module U3A, and the D- pin of the USB connector USB1 is connected with the USB_DP pin of the 4G module U3A.
[0019] Further, the external socket further comprises a power meter data acquisition unit; the power meter data acquisition unit comprises a grounding static electricity suppressor D1 of model SM712, a grounding static electricity suppressor D2 of model SM712, a transient suppression diode TVS1 of model P6KE12CA, a self-restoration fuse F3 of model BSMD0805-010-24V and a self-restoration fuse F4 of model BSMD0805-010-24V; the grounding static electricity suppressor D1 is connected with the RS485 bus communication isolation module U2, the grounding static electricity suppressor D2 is connected with the RS485 bus communication isolation module U2, the grounding static electricity suppressor D1 is further connected with one end of the transient suppression diode TVS1, the grounding static electricity suppressor D2 is further connected with the other end of the transient suppression diode TVS1, one end of the transient suppression diode TVS1 is further connected with one end of the self-restoration fuse F4, the other end of the transient suppression diode TVS1 is further connected with one end of the self-restoration fuse F3, and the other end of the self-restoration fuse F4 is connected with an external RS485 interface.
[0020] The utility model discloses a beneficial effect is: solved the manual meter reading exists the problem of missing copy, mis-copy risk and need to invest a large amount of manpower, reduce manpower cost, and can based on the data acquisition failure active early warning. BRIEF DESCRIPTION OF DRAWINGS
[0021] Figure 1 It is basic structural drawing for electric energy meter data reporting collector.
[0022] Figure 2It is a schematic diagram of 4G module AIR724UG.
[0023] Figure 3 It is a schematic diagram of level conversion chip RS0104YQ.
[0024] Figure 4 It is a schematic diagram of RS485 bus communication isolation module RSM3485IDHT.
[0025] Figure 5 It is a schematic diagram of SIM card slot SNO-1350.
[0026] Figure 6 It is a schematic diagram of network chip CH395Q.
[0027] Figure 7 It is a schematic diagram of isolation transformer HR911105A.
[0028] Figure 8 It is a schematic diagram of USB connector TYPE-C-16P-T.
[0029] Figure 9 It is a schematic diagram of electric energy meter data acquisition unit. DETAILED DESCRIPTION
[0030] The specific embodiments of the utility model are described below, so that the person skilled in the art can understand the utility model, but it should be clear that the utility model is not limited to the scope of the specific embodiments, for the person skilled in the ordinary skill in the art, as long as various changes are within the spirit and scope of the utility model defined and determined by the appended claims, these changes are obvious, all the invention and creation using the concept of the utility model are within the scope of protection.
[0031] As shown in the figure, Figure 1 In an embodiment of the utility model, an electric energy meter data reporting collector is provided, comprising an edge computing module, a network module and an external socket.
[0032] As shown in the figure, Figure 2 The edge computing module is connected with the external socket and the network module respectively.
[0033] The edge computing module comprises a 4G module U3A with model AIR724UG, and the UART1_TXD pin and the UART1_RXD pin of the 4G module U3A are both connected with a RS485 bus communication isolation module U2 (as shown in the figure) with model RSM3485IDHT through a level conversion chip U1 (as shown in the figure) with model RS0104YQ. Figure 3 Figure 4 The SPI1 CLK pin, the SPI1 DIN pin, the SPI1 CS pin and the SPI1 DOUT pin of the 4G module U3A are connected with the network module;
[0034] The UART2 TXD pin of the 4G module U3A is connected with one end of the resistor R27 and the collector of the transistor Q8 with the model number of MMBT5551, the other end of the resistor R27 is connected with one end of the resistor R28, the other end of the resistor R28 is connected with the base of the transistor Q8, the emitter of the transistor Q8 is grounded, the other end of the resistor R28 is also connected with the external socket, the UART2 RXD pin is connected with one end of the resistor R24 and the collector of the transistor Q7 with the model number of MMBT5551, the other end of the resistor R24 is connected with one end of the resistor R23, the other end of the resistor R23 is connected with the base of the transistor Q7, the emitter of the transistor Q7 is grounded, the other end of the resistor R23 is also connected with the external socket.
[0035] As shown in Figure 5 The edge computing module further comprises a SIM card slot CARD1 with the model number of SNO-1350
[0036] The SIM card slot CARD1 is connected with the USIM_CD pin, the USIM_CLK pin, the USIM_DATA pin, the USIM_RST_N pin and the USIM_VDD pin of the 4G module U3A respectively;
[0037] The edge computing module further comprises a 4G module U3B with the model number of AIR724UG, the SIM1 CLK pin, the SIM1 DATA pin and the SIM1_RST pin of the 4G module U3B are connected with the network module;
[0038] The UART3_RXD pin and the UART3_TXD pin of the 4G module U3B are connected with the RS485 bus communication isolation module U2 through the level conversion chip U1.
[0039] As shown in Figure 6 The network module comprises a network chip U11 with the model number of CH395Q, the SDO pin of the network chip U11 is connected with the B1 pin of the level conversion chip U12 with the model number of RS0104YQ, the A1 pin of the level conversion chip U12 is connected with the SPI1_DOUT pin of the 4G module U3A;
[0040] The SDI pin of the network chip U11 is connected with the B2 pin of the level conversion chip U12, and the A2 pin of the level conversion chip U12 is connected with the SPI1_DIN pin of the 4G module U3A;
[0041] The SCK pin of the network chip U11 is connected with the B3 pin of the level conversion chip U12, and the A3 pin of the level conversion chip U12 is connected with the SPI1_CLK pin of the 4G module U3A;
[0042] The SCS pin of the network chip U11 is connected with the B4 pin of the level conversion chip U12, and the A4 pin of the level conversion chip U12 is connected with the SPI1_CS pin of the 4G module U3A.
[0043] The network module further comprises an isolation transformer J6 (as shown in Figure 7 The isolation transformer J6 is connected with the RXP pin, the RXN pin, the TXP pin and the TXN pin of the network chip U11 respectively.
[0044] As shown in Figure 8 The external socket comprises a USB connector USB1 of TYPE-C-16P-T type;
[0045] The D+ pin of the USB connector USB1 is connected with the USB_DM pin of the 4G module U3A, and the D- pin of the USB connector USB1 is connected with the USB_DP pin of the 4G module U3A.
[0046] As shown in Figure 9 The external socket further comprises an electric energy meter data acquisition unit; the electric energy meter data acquisition unit comprises a grounding static electricity suppressor D1 of SM712 type, a grounding static electricity suppressor D2 of SM712 type, a transient suppression diode TVS1 of P6KE12CA type, a self-recovery fuse F3 of BSMD0805-010-24V type and a self-recovery fuse F4 of BSMD0805-010-24V type; the grounding static electricity suppressor D1 is connected with the RS485 bus communication isolation module U2, the grounding static electricity suppressor D2 is connected with the RS485 bus communication isolation module U2, the grounding static electricity suppressor D1 is further connected with one end of the transient suppression diode TVS1, the grounding static electricity suppressor D2 is further connected with the other end of the transient suppression diode TVS1, one end of the transient suppression diode TVS1 is further connected with one end of the self-recovery fuse F4, the other end of the transient suppression diode TVS1 is further connected with one end of the self-recovery fuse F3, and the other end of the self-recovery fuse F4 is connected with an external RS485 interface.
[0047] In addition, the application can set an external temperature sensor on two-way switch quantity input to realize real-time temperature monitoring and crisis monitoring.
[0048] The application realizes data transmission by connecting with the communication line of the electric energy meter through two-way switch quantity input of the GPIO_20 pin and the GPIO_21 pin of the 4G module U3A, supporting communication connection of the SIM card, the serial port and RS485 with the upper computer, and using the 4G module U3A to realize local edge computing, and the progress of the computing is not slowed down when not communicating with the upper computer.
[0049] In the description of the utility model, it is understood that the orientation or position relation indicated by the terms "center", "thickness", "upper", "lower", "horizontal", "top", "bottom", "inner", "outer", "radial" and the like is the orientation or position relation shown based on the drawings, and is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the device or element indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model. In addition, the terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features. Therefore, the features limited by "first", "second", "third" can explicitly or implicitly include one or more features.
Claims
1. An electric energy meter data reporting collector, characterized in that, The edge computing module, the network module and the external interface are connected; The edge computing module is connected with the external interface and the network module respectively; The edge computing module comprises a 4G module U3A with a model of AIR724UG, the UART1_TXD pin and the UART1_RXD pin of the 4G module U3A are connected with a RS485 bus communication isolation module U2 with a model of RSM3485IDHT through a level conversion chip U1 with a model of RS0104YQ, the SPI1_CLK pin, the SPI1_DIN pin, the SPI1_CS pin and the SPI1_DOUT pin of the 4G module U3A are connected with the network module; The UART2_TXD pin of the 4G module U3A is connected with one end of a resistor R27 and the collector of a triode Q8 with a model of MMBT5551, the other end of the resistor R27 is connected with one end of a resistor R28, the other end of the resistor R28 is connected with the base of the triode Q8, the emitter of the triode Q8 is grounded, the other end of the resistor R28 is also connected with the external interface, the UART2_RXD pin is connected with one end of a resistor R24 and the collector of a triode Q7 with a model of MMBT5551, the other end of the resistor R24 is connected with one end of a resistor R23, the other end of the resistor R23 is connected with the base of the triode Q7, the emitter of the triode Q7 is grounded, the other end of the resistor R23 is also connected with the external interface.
2. The electric energy meter data forwarding collector according to claim 1, characterized in that, The edge computing module further comprises a SIM card slot CARD1 with a model of SNO-1350 The SIM card slot CARD1 is connected with the USIM_CD pin, the USIM_CLK pin, the USIM_DATA pin, the USIM_RST_N pin and the USIM_VDD pin of the 4G module U3A respectively; The edge computing module further comprises a 4G module U3B with a model of AIR724UG, the SIM1_CLK pin, the SIM1_DATA pin and the SIM1_RST pin of the 4G module U3B are connected with the network module; The UART3_RXD pin and the UART3_TXD pin of the 4G module U3B are connected with the RS485 bus communication isolation module U2 through the level conversion chip U1.
3. The electric energy meter data forwarding collector according to claim 2, characterized in that, The network module comprises a network chip U11 with a model of CH395Q, the SDO pin of the network chip U11 is connected with the B1 pin of a level conversion chip U12 with a model of RS0104YQ, the A1 pin of the level conversion chip U12 is connected with the SPI1_DOUT pin of the 4G module U3A; The SDI pin of the network chip U11 is connected with the B2 pin of the level conversion chip U12, the A2 pin of the level conversion chip U12 is connected with the SPI1_DIN pin of the 4G module U3A; The SCK pin of the network chip U11 is connected with the B3 pin of the level conversion chip U12, and the A3 pin of the level conversion chip U12 is connected with the SPI1_CLK pin of the 4G module U3A; The SCS pin of the network chip U11 is connected with the B4 pin of the level conversion chip U12, and the A4 pin of the level conversion chip U12 is connected with the SPI1_CS pin of the 4G module U3A.
4. The electric energy meter data forwarding collector according to claim 3, characterized in that, The network module further comprises an isolation transformer J6 with a model of HR911105A, which is respectively connected with the RXP pin, the RXN pin, the TXP pin and the TXN pin of the network chip U11.
5. The electric energy meter data forwarding collector according to claim 4, characterized in that, The external socket comprises a USB connector USB1 with a model of TYPE-C-16P-T. The D+ pin of the USB connector USB1 is connected with the USB_DM pin of the 4G module U3A, and the D- pin of the USB connector USB1 is connected with the USB_DP pin of the 4G module U3A.
6. The electric energy meter data forwarding collector according to claim 5, characterized in that, The external socket further comprises an electric energy meter data acquisition unit; the electric energy meter data acquisition unit comprises a grounding static electricity suppressor D1 with a model of SM712, a grounding static electricity suppressor D2 with a model of SM712, a transient suppression diode TVS1 with a model of P6KE12CA, a self-recovery fuse F3 with a model of BSMD0805-010-24V and a self-recovery fuse F4 with a model of BSMD0805-010-24V; the grounding static electricity suppressor D1 is connected with the RS485 bus communication isolation module U2, the grounding static electricity suppressor D2 is connected with the RS485 bus communication isolation module U2, the grounding static electricity suppressor D1 is further connected with one end of the transient suppression diode TVS1, the grounding static electricity suppressor D2 is further connected with the other end of the transient suppression diode TVS1, one end of the transient suppression diode TVS1 is further connected with one end of the self-recovery fuse F4, the other end of the transient suppression diode TVS1 is further connected with one end of the self-recovery fuse F3, and the other end of the self-recovery fuse F4 is connected with an external RS485 interface.