CN217639283U - Remote acquisition module for intelligent electric meter - Google Patents
Remote acquisition module for intelligent electric meter Download PDFInfo
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- CN217639283U CN217639283U CN202221657658.6U CN202221657658U CN217639283U CN 217639283 U CN217639283 U CN 217639283U CN 202221657658 U CN202221657658 U CN 202221657658U CN 217639283 U CN217639283 U CN 217639283U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/30—Smart metering, e.g. specially adapted for remote reading
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Abstract
The utility model discloses a remote acquisition module of an intelligent ammeter, which comprises a MCU processing unit, a power switching circuit, an intelligent ammeter communication interface, a power failure detection module, a data access circuit and a 4G communication unit, wherein the power switching circuit, the ammeter communication interface, the power failure detection module, the data access circuit and the 4G communication unit are all arranged in an ammeter element box and correspondingly connected with the MCU processing unit; the power failure detection module is used for detecting the process from power utilization to power failure of the intelligent ammeter; the data access circuit is used for generating and caching different historical data according to time; the 4G communication unit is used for transmitting the intelligent electric meter data collected by the remote collection module to the server.
Description
Technical Field
The utility model relates to a smart electric meter technical field, especially a smart electric meter remote acquisition module.
Background
With the development of science and technology, people do not need to arrive at the site for the remote transmission of the intelligent electric meter, convenience is brought to power utilization management departments, and the expense of on-site meter reading is saved. In order to collect conveniently, the current collection scheme is a centralized collection mode and carries out wired transmission through RS485, then a concentrator is used for collecting the electric meters of the electricity utilization units, a GPRS module of the concentrator transmits the electric meters to a rear-end server in a wireless mode, the rear-end server receives signals transmitted by the concentrator, and PC software on the server can display the real-time electricity utilization condition of each electricity utilization unit.
In a practical scene, many collection points are not concentrated like the electricity consumption of residents, the intelligent electricity meters are scattered, and the distance of each collection point is relatively far. In such a usage scenario, if a concentrator is installed at each acquisition point, the cost is high, and the concentrator is wasted. Therefore, a remote acquisition module suitable for being installed on a smart meter structure is needed to solve the problem.
SUMMERY OF THE UTILITY MODEL
This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and in the abstract of the specification and the title of the application to avoid obscuring the purpose of this section, the abstract of the specification and the title of the application, and such simplifications or omissions are not intended to limit the scope of the invention.
In view of the problem that exists among the above-mentioned current smart electric meter, provided the utility model discloses.
Therefore, the utility model aims at providing a smart electric meter remote acquisition module, it has realized that smart electric meter is at the discrete mounted position during operation, and the waste of concentrating the collection equipment has been avoided to its teletransmission function of power consumption data, and then can acquire smart electric meter's real-time data through smart electric meter remote acquisition module, has improved the data interaction function.
In order to solve the technical problem, the utility model provides a following technical scheme: the method comprises the following steps:
the MCU processing unit is used for processing data in the intelligent ammeter;
the power supply conversion circuit is used for converting a power supply circuit of the ammeter and supplying power to the remote acquisition module;
the intelligent ammeter communication interface is used for acquiring data and a real-time clock in the ammeter;
the power failure detection module is used for detecting the switching state of power-on and power-off of the intelligent ammeter;
the data access circuit is used for storing and reading historical data and communication parameters;
the 4G communication unit transmits the data in the electric meter and the historical data to the acquisition platform by using the MCU processing unit;
the power supply conversion circuit, the ammeter communication interface, the power failure detection module, the data access circuit and the 4G communication unit are all installed in the ammeter element box and are correspondingly connected with the MCU processing unit.
As a smart electric meter remote acquisition module's an optimal selection scheme, wherein: the power conversion circuit adopts a DC/DC voltage reduction circuit, the DC/DC voltage reduction circuit is connected with a power supply circuit of the ammeter, the power supply circuit of the ammeter comprises a 12V power supply circuit, and the DC/DC voltage reduction circuit is 3.3V through voltage reduction input voltage value.
As a smart electric meter remote acquisition module's an optimal selection scheme, wherein: and the output end of the DC/DC voltage reduction circuit is connected with a power failure detection module.
As a smart electric meter remote collection module's an preferred scheme, wherein: the intelligent electric meter communication interface adopts the row pins with the specification of 2 x 6 and is connected to the terminal interface with the specification of 2 x 6 in an inserting mode.
As a smart electric meter remote acquisition module's an optimal selection scheme, wherein: the data in the electric meter comprises voltage, current, power, electric quantity and signal strength.
As a smart electric meter remote collection module's an preferred scheme, wherein: the 4G communication unit is connected with a front-end processor system of the acquisition platform through a TCP wireless link and used for periodically receiving data uploaded by the intelligent ammeter.
As a smart electric meter remote acquisition module's an optimal selection scheme, wherein: the type of the intelligent electric meter comprises one of a single-phase direct type, a single-phase mutual inductance type, a three-phase four-wire direct type, a three-phase four-wire mutual inductance type or a three-phase three-wire mutual inductance type.
The utility model has the advantages that: the utility model discloses a remote acquisition module has realized that smart electric meter accomplishes the teletransmission function of power consumption data at discrete mounted position during operation, has avoided centralized acquisition equipment's waste, and then can acquire smart electric meter's real-time data and historical data, has improved the data interaction function.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive labor. Wherein:
fig. 1 is the embodiment of the utility model provides an in the embodiment of the modular structure schematic diagram of intelligent ammeter remote acquisition module.
Reference numbers in the figures: 101. an MCU processing unit; 102. a DC/DC voltage reduction circuit; 1021. a 4V power converter; 1022. a 3.3V power converter; 103. a communication interface of the intelligent ammeter; 104. a power failure detection module; 105. a data access circuit; 106. 4G communication unit.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanying the present invention are described in detail below with reference to the accompanying drawings.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways different from the specific details set forth herein, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
Furthermore, the references herein to "one embodiment" or "an embodiment" refer to a particular feature, structure, or characteristic that may be included in at least one implementation of the present invention. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.
Referring to fig. 1, in an embodiment of the present invention, the embodiment provides a remote collection module for a smart meter, which includes an MCU processing unit 101, configured to process data in the smart meter; the power supply conversion circuit is used for converting a power supply circuit of the ammeter and supplying power to the remote acquisition module; the intelligent ammeter communication interface 103 is used for acquiring data in an ammeter and a real-time clock; the power failure detection module 104 is used for detecting the switching state of power-on and power-off of the intelligent ammeter; a data access circuit 105 for storing and reading history data and communication parameters; and the 4G communication unit 106 is used for transmitting the data in the electric meter and the historical data to the acquisition platform by the MCU processing unit 101. The power conversion circuit, the smart electric meter communication interface 103, the power failure detection module 104, the data access circuit 105 and the 4G communication unit 106 are all installed in an electric meter element box and correspondingly connected with the MCU processing unit 101.
The power conversion circuit of the embodiment adopts the DC/DC voltage reduction circuit 102, the DC/DC voltage reduction circuit 102 is connected to a power supply circuit of the electricity meter, the power supply circuit of the electricity meter and the 12V power module, the DC/DC voltage reduction circuit 102 has a voltage reduction input voltage value of 3.3V, specifically, the DC/DC voltage reduction circuit 102 includes a 4V power converter 1021 and a 3.3V power converter 1022, firstly, the 12V voltage is reduced to 4V, meanwhile, the output end of the 4V power converter 1021 is connected to the power failure detection module 104, and the output end of the DC/DC voltage reduction circuit 102 is connected to the power failure detection module 104. The power failure detection module 104 is used for monitoring the power supply state of the remote acquisition module in real time, and then the 4V power converter 1021 reduces the 4V voltage to 3.3V through the 3.3V power converter 1022, so as to supply power to the MCU processing unit 101 chip and ensure the normal operation of the acquisition module.
In this embodiment, the smart meter communication interface 103 uses a pin header with specification 2 × 6, and is plugged into the terminal interface of 2 × 6 of the smart meter.
The data in the electric meter of the embodiment includes voltage, current, power, electric quantity and signal intensity. Meanwhile, the 4G communication unit 106 is connected to the front-end processor system of the acquisition platform through a TCP wireless link, and is configured to periodically receive data uploaded by the smart meter.
In addition, the type of the smart meter in the solution of this embodiment can be set to be a single-phase direct type, a single-phase mutual inductance type, a three-phase four-wire direct type, a three-phase four-wire mutual inductance type, or a three-phase three-wire mutual inductance type.
Based on the above, the utility model discloses a concrete principle does: the intelligent electric meter structure is that a power supply is obtained from the intelligent electric meter, a working power supply is provided for the remote acquisition module, a communication interface between the remote module and the intelligent electric meter is provided, and the intelligent electric meter communication interface 103 reads metering data of the intelligent electric meter; the power failure detection module 104 is used for detecting the process from power utilization to power failure of the intelligent electric meter; the data access circuit 105 is used for generating and caching different historical data according to time; the 4G communication unit 106 is configured to transmit the smart meter data acquired by the remote acquisition module to the server.
Finally, before the utility model is used, a concentrator is required to be installed for collecting non-centralized collection points; use the utility model discloses afterwards, as long as will the utility model discloses install in the recess of smart electric meter watchcase, make embedded treater accomplish the measurement and the detection of smart electric meter data through the power supply, rethread data storage, reading and transmission can realize during smart electric meter data remote conveying to collection platform's front-end processor system, and then practice thrift smart electric meter's installation cost greatly, data transmission effect is good simultaneously, has improved the data interaction function.
It should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention is described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present invention can be modified or substituted by equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention.
Claims (7)
1. The utility model provides a remote acquisition module of smart electric meter which characterized in that includes:
the MCU processing unit (101) is used for processing data in the intelligent electric meter;
the power supply conversion circuit is used for converting a power supply circuit of the ammeter and supplying power to the remote acquisition module;
the intelligent ammeter communication interface (103) is used for acquiring data and a real-time clock in an ammeter;
the power failure detection module (104) is used for detecting the switching state of power-on and power-off of the intelligent ammeter;
a data access circuit (105) for storing and reading historical data and communication parameters;
the 4G communication unit (106) is used for transmitting the data and the historical data in the electric meter to the acquisition platform by the MCU processing unit (101);
the power supply conversion circuit, the ammeter communication interface, the power failure detection module (104), the data access circuit (105) and the 4G communication unit (106) are all installed in the ammeter element box and correspondingly connected with the MCU processing unit (101).
2. The remote acquisition module for the smart meter according to claim 1, wherein the power conversion circuit employs a DC/DC voltage reduction circuit (102), the DC/DC voltage reduction circuit (102) is connected to a power supply circuit of the smart meter, the power supply circuit of the smart meter includes a 12V power supply circuit, and the DC/DC voltage reduction circuit (102) has a reduced input voltage value of 3.3V.
3. The remote acquisition module for the smart meters according to claim 2, wherein the output terminal of the DC/DC voltage reduction circuit (102) is connected to the power failure detection module (104).
4. The remote collection module of the smart meter according to claim 1, wherein the smart meter communication interface (103) is a 2 x 6 pin, and is plugged into a 2 x 6 terminal interface of the smart meter.
5. The remote collection module of claim 1, wherein the data within the meter includes voltage, current, power, and signal strength.
6. The remote collection module of the smart meter according to claim 1, wherein the 4G communication unit (106) is connected to a front-end processor system of the collection platform through a TCP wireless link, and is configured to periodically accept data uploaded by the smart meter.
7. The remote acquisition module of claim 1, wherein the smart meter is of a type comprising one of single-phase direct, single-phase mutual inductance, three-phase four-wire direct, three-phase four-wire mutual inductance, or three-phase three-wire mutual inductance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221657658.6U CN217639283U (en) | 2022-06-29 | 2022-06-29 | Remote acquisition module for intelligent electric meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221657658.6U CN217639283U (en) | 2022-06-29 | 2022-06-29 | Remote acquisition module for intelligent electric meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217639283U true CN217639283U (en) | 2022-10-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221657658.6U Active CN217639283U (en) | 2022-06-29 | 2022-06-29 | Remote acquisition module for intelligent electric meter |
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| CN (1) | CN217639283U (en) |
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- 2022-06-29 CN CN202221657658.6U patent/CN217639283U/en active Active
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