CN112396822A - Carrier interface event reporting and detecting device - Google Patents
Carrier interface event reporting and detecting device Download PDFInfo
- Publication number
- CN112396822A CN112396822A CN202011080784.5A CN202011080784A CN112396822A CN 112396822 A CN112396822 A CN 112396822A CN 202011080784 A CN202011080784 A CN 202011080784A CN 112396822 A CN112396822 A CN 112396822A
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- carrier
- interface
- connection point
- ammeter
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C25/00—Arrangements for preventing or correcting errors; Monitoring arrangements
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R35/00—Testing or calibrating of apparatus covered by the other groups of this subclass
- G01R35/04—Testing or calibrating of apparatus covered by the other groups of this subclass of instruments for measuring time integral of power or current
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C19/00—Electric signal transmission systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/02—Details
- H04B3/46—Monitoring; Testing
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- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Alarm Systems (AREA)
Abstract
A carrier interface event reporting and detecting device comprises a carrier event reporting and detecting device body connected and matched with a carrier interface of an ammeter, a working indicator lamp connected with the carrier event reporting and detecting device body for indicating the working state of the carrier event reporting and detecting device body, the carrier event reporting and detecting device body also comprises an event reporting and detecting indicating circuit, a 12V power supply, a grounding GND, a receiving pin RXD, a setting pin SET, a sending pin TXD, a reset control pin RST, a state pin STA and a reporting pin EVENTOUT are arranged on the carrier interface of the ammeter, the carrier event reporting and detecting device body comprises a ZAIBO interface correspondingly matched with the carrier interface of the electric meter, the ZAIBO interface is provided with 12 connecting points and is in one-to-one correspondence with the carrier interfaces of the electric meters, and detecting and reporting events of the carrier interface of the electric meter by lighting and extinguishing the working indicator lamp. The design has the advantages of simple and visual detection mode and simple circuit.
Description
Technical Field
The invention relates to the field of electric energy meters, in particular to a carrier interface event reporting and detecting device.
Background
The development of the national power grid is changing day by day, and the electric meter as a user terminal is gradually developing towards intellectualization. The carrier communication module is an important part of the intelligent ammeter, the intelligent ammeter needs to test the functions of each interface in the production process, the interfaces comprise the interfaces of the carrier module, the event reporting function is particularly important in the functions of the carrier module, the carrier module needs to be inserted into a computer for normally testing the event reporting function, and after an event occurs in the ammeter, the ammeter needs to be matched with an upper computer of the carrier module on the computer to perform reading operation to determine whether the event is reported successfully. The existing intelligent electric meter generally realizes real-time state monitoring of the electric meter by means of active reporting of an electric meter event in order to monitor the normal working state of the electric meter, so that a manufacturer needs to detect the reliability of an electric meter carrier interface after each electric meter is assembled and produced, but the detection cost of the detection mode for detecting by matching a carrier module on a computer is higher, the application cost is also high, particularly in the detection process, the detection of the event reporting function is carried out by reading the state of the carrier module for multiple times through an upper computer, the overall operation is complex and inconvenient, the detection result is not intuitive, and the detection efficiency is lower.
Disclosure of Invention
The invention aims to provide a carrier interface event reporting and detecting device which is simple and intuitive in detection mode and simple in circuit.
In order to solve the technical problems, the invention adopts the following technical scheme: a carrier wave interface event reporting detection device comprises a carrier wave event reporting detection device body connected and matched with an ammeter carrier wave interface, and a work indicator lamp connected with the carrier wave event reporting detection device body and used for indicating the work state of the carrier wave event reporting detection device body, wherein the carrier wave event reporting detection device body further comprises an event reporting detection indicating circuit, a 12V power supply, a grounding Ground (GND), a receiving pin RXD, a setting pin SET, a sending pin TXD, a reset control pin RST, a state pin and a reporting pin EVENTOUT are arranged on the ammeter carrier wave interface, the carrier wave event reporting detection device body comprises a ZAIBO interface correspondingly matched with the ammeter carrier wave interface, the ZAIBO interface is provided with 12 connecting points and corresponds to the ammeter carrier wave interface one to one, and the 12 connecting points comprise a connecting point 1, a connecting point 2, a connecting point 3, a connecting point 4, a connecting point, The system comprises a connection point 5, a connection point 6, a connection point 7, a connection point 8, a connection point 9, a connection point 10, a connection point 11 and a connection point 12, wherein the connection point 1 and the connection point 2 are connected with a 12V power supply and are connected with a 12V power supply of an ammeter carrier interface, the connection point 3 and the connection point 4 are grounded through VSS and are connected with a ground GND of the ammeter carrier interface, the connection point 5 is connected with a receiving pin RXD of the ammeter carrier interface, the connection point 6 is a reserved interface, the connection point 7 is connected with a setting pin SET of the ammeter carrier interface, the connection point 8 is connected with a sending pin TXD of the ammeter carrier interface, the connection point 9 is connected with a reset control pin RST of the ammeter carrier interface, the connection point 10 is connected with a state pin STA of the ammeter carrier interface, the connection point 11 is connected with an, the event reporting detection indicating circuit comprises a pull-up resistor R4, a light-emitting diode, a current-limiting resistor R2, a current-limiting resistor R3 and a PNP type triode Q1, wherein one end of the pull-up resistor R4 is connected with a 12V power supply of the ZAIBO interface, the other end of the pull-up resistor R4 is connected with a connection point 11 of the ZAIBO interface, the anode of the light-emitting diode is connected with the 12V power supply of the ZAIBO interface, the cathode of the light-emitting diode is connected with a current-limiting resistor R2, the emitter of the PNP type triode Q1 is connected with the current-limiting resistor R2, the collector of the PNP type triode Q1 is connected with the ground GND, one end of the current-limiting resistor R3 is connected with the base of the PNP type triode Q1, the other end of the current-limiting resistor R3 is connected with the connection point 11 of the ZAIBO interface, after the carrier event reporting detection device body is connected and matched with the carrier wave interface, at the moment, the PNP type triode Q1 is conducted, the work indicator lamp is lightened, the carrier event reporting detection device body detects that the ammeter event reports, when no event occurs in the ammeter, a reporting pin EVENTOUT of an ammeter carrier interface is in a high-resistance state, the voltage of a connecting point 11 of the carrier event reporting detection device body ZAIBO interface is pulled up to 12V by a pull-up resistor R4, at the moment, the PNP type triode Q1 is not conducted, the work indicator lamp is not lightened, and therefore the event detection and reporting of the ammeter carrier interface are finally completed.
Further, the carrier event report detection device body further comprises a power indicator light circuit, the power indicator light circuit comprises a resistor R1 and an indicating light emitting diode, one end of the resistor R1 is connected with a 12V power supply connected with the connection point 1 and the connection point 2, the other end of the resistor R1 is connected with the anode of the indicating light emitting diode, the cathode of the indicating light emitting diode is connected with a grounding GND of the ZAIBO interface, when the 12V power supply arranged on the electric meter carrier interface works normally, the indicating light emitting diode indicator light keeps a normally-on state, and when the 12V power supply arranged on the electric meter carrier interface is in an abnormal working state, the indicating light emitting diode indicator light does not light or keeps a flickering state.
The invention has the beneficial effects that: the invention realizes the event report detection of the carrier interface of the ammeter by a pure hardware circuit, and does not adopt the detection mode that whether the event report succeeds or not is determined by reading through a carrier module and a computer in the traditional ammeter. On the other hand, compared with the existing detection mode that the carrier module is matched with a computer to read and determine whether the event report is successful, the carrier event report detection device has the advantages that the volume of the device body is smaller and more compact, more usable space is saved for the electric meter with less abundant internal space, the internal space of the electric meter is not occupied, the internal overall structure of the electric meter is more compact, and the design requirement of overall miniaturization of the electric meter is met.
Drawings
Fig. 1 is a simple flow chart of the work of the carrier event reporting detection device body.
Fig. 2 is a circuit diagram of a carrier event reporting detection device body.
Detailed Description
In order to make the technical means, innovative features and functions of the present invention easy to understand, the present invention will be further described below.
As shown in fig. 1 and 2, the technical solution of the carrier event report detection device of the present invention includes a carrier event report detection device body connected and matched with an ammeter carrier interface, and a working indicator lamp connected with the carrier event report detection device body for indicating the working state of the carrier event report detection device body, wherein the carrier event report detection device body further includes an event report detection indication circuit, the ammeter carrier interface is provided with a 12V power supply, a ground GND, a receiving pin RXD, a setting pin SET, a transmitting pin TXD, a reset control pin RST, a state pin STA, and a reporting pin EVENTOUT, the carrier event report detection device body includes a ZAIBO interface correspondingly matched with the ammeter carrier interface, the ZAIBO interface is provided with 12 connection points and corresponds to the ammeter carrier interface one-to-one, and the 12 connection points include connection points 1, and 2, The system comprises a connection point 2, a connection point 3, a connection point 4, a connection point 5, a connection point 6, a connection point 7, a connection point 8, a connection point 9, a connection point 10, a connection point 11 and a connection point 12, wherein the connection point 1 and the connection point 2 are connected to a 12V power supply and are connected with a 12V power supply of an ammeter carrier interface, the connection point 3 and the connection point 4 are grounded through VSS and are connected with a ground GND of the ammeter carrier interface, the connection point 5 is connected with a receiving pin RXD of the ammeter carrier interface, the connection point 6 is a reserved interface, the connection point 7 is connected with a SET pin SET of the ammeter carrier interface, the connection point 8 is connected with a sending pin TXD of the ammeter carrier interface, the connection point 9 is connected with a reset control pin of the ammeter carrier interface, the connection point 10 is connected with a state pin STA of the ammeter carrier interface, the connection point 12 is suspended, the event reporting detection indicating circuit comprises a pull-up resistor R4, a light emitting diode, a current limiting resistor R2, a current limiting resistor R3 and a PNP type triode Q1, one end of the pull-up resistor R4 is connected with a 12V power supply of the ZAIBO interface, the other end of the pull-up resistor R4 is connected with a connection point 11 of the ZAIBO interface, the anode of the light emitting diode is connected with the 12V power supply of the ZAIBO interface, the cathode of the light emitting diode is connected with a current limiting resistor R2, the emitter of the PNP type triode Q1 is connected with the current limiting resistor R2, the collector of the PNP type triode Q1 is connected with a ground GND, one end of the current limiting resistor R3 is connected with the base of the PNP type triode Q1, the other end of the current limiting resistor R3 is connected with the connection point 11 of the ZAIBO interface, after the carrier event reporting detection device body, the ammeter outputs a low level to a reporting pin EVENTOUT of an ammeter carrier interface, at the moment, a PNP type triode Q1 is conducted, a working indicator lamp is lightened, the reporting of an ammeter event is detected by a carrier event reporting and detecting device body, when no event occurs in the ammeter, the reporting pin EVENTOUT of the ammeter carrier interface is in a high-resistance state, the voltage of a connecting point 11 of a ZAIBO interface of the carrier event reporting and detecting device body is pulled up to 12V by a pull-up resistor R4, at the moment, the PNP type triode Q1 is not conducted, the working indicator lamp is not lightened, and therefore the event detection and reporting of the ammeter carrier interface are finally completed.
In a preferred embodiment of the present invention, the carrier event report detection device body further includes a power indicator circuit, the power indicator circuit includes a resistor R1 and an indicating light emitting diode, one end of the resistor R1 is connected to a 12V power supply connected to the connection point 1 and the connection point 2, the other end of the resistor R1 is connected to an anode of the indicating light emitting diode, a cathode of the indicating light emitting diode is connected to a ground GND of the ZAIBO interface, when the 12V power supply provided on the electric meter carrier interface normally works, the indicating light emitting diode indicator lamp keeps a normally-on state, and when the 12V power supply provided on the electric meter carrier interface is in an abnormal working state, the indicating light emitting diode indicator lamp does not light or keeps a flashing state. The power indicator lamp circuit directly and clearly indicates the working state of the power indicator lamp, so that the maintenance personnel can conveniently know the current working state of the power supply and then carry out the maintenance of the integral carrier event reporting detection device body.
The method adopts a pure hardware circuit to detect the reporting of the carrier interface event of the intelligent ammeter, does not adopt more complex components in the prior art to detect the reporting of the carrier interface event of the ammeter in multiple steps, is more direct and simple to judge, is more reliable and effective compared with the existing detection mode in multiple steps, optimizes and simplifies the detection step of the reporting of the carrier interface event of the intelligent ammeter, greatly improves the detection efficiency, weakens the influence of the existing detection mode on whether the event is successfully reported, and avoids the influence of the existing detection mode on the acquisition of the event detection result, such as complex detection step, high detection cost, inconvenient operation and the like.
Although the present invention has been described with reference to the above embodiments, it should be understood that the invention is not limited thereto, and various changes and modifications can be made by those skilled in the art without departing from the spirit and scope of the invention.
Claims (2)
1. A carrier interface event reporting detection device is characterized in that: the carrier event reporting detection device comprises a carrier event reporting detection device body connected and matched with an ammeter carrier interface, and a work indicator lamp connected with the carrier event reporting detection device body and used for indicating the work state of the carrier event reporting detection device body, wherein the ammeter carrier interface is provided with a 12V power supply, a ground GND (ground), a receiving pin RXD (receiving terminal), a setting pin SET (receiving terminal), a sending pin TXD (transmitting terminal), a reset control pin RST (reset terminal), a state pin STA (station), and a reporting pin EVENTOUT (reporting terminal), the carrier event reporting detection device body comprises a ZAIBO (ZabO interface) correspondingly matched with the ammeter carrier interface, the ZAIBO interface is provided with 12 connecting points and corresponds to the ammeter carrier interface one by one, and the 12 connecting points comprise a connecting point 1, a connecting point 2, a connecting point 3, a connecting point 4, a connecting point 5, a, The system comprises a connection point 8, a connection point 9, a connection point 10, a connection point 11 and a connection point 12, wherein the connection point 1 and the connection point 2 are connected with a 12V power supply and connected with a 12V power supply of an ammeter carrier interface, the connection point 3 and the connection point 4 are grounded through VSS and connected with a ground GND of the ammeter carrier interface, the connection point 5 is connected with a receiving pin RXD of the ammeter carrier interface, the connection point 6 is a reserved interface, the connection point 7 is connected with a setting pin SET of the ammeter carrier interface, the connection point 8 is connected with a sending pin TXD of the ammeter carrier interface, the connection point 9 is connected with a reset control pin RST of the ammeter carrier interface, the connection point 10 is connected with a state pin STA of the ammeter carrier interface, the connection point 11 is connected with an event reporting pin EVENTOUT of the ammeter carrier interface, the connection point 12 is suspended, and the event reporting, The device comprises a light-emitting diode, a current-limiting resistor R2, a current-limiting resistor R3 and a PNP type triode Q1, wherein one end of a pull-up resistor R4 is connected with a 12V power supply of a ZAIBO interface, the other end of the pull-up resistor R4 is connected with a connection point 11 of the ZAIBO interface, the anode of the light-emitting diode is connected with the 12V power supply of the ZAIBO interface, the cathode of the light-emitting diode is connected with a current-limiting resistor R2, the emitter of the PNP type triode Q1 is connected with a current-limiting resistor R2, the collector of the PNP type triode Q1 is connected with a ground GND, one end of the current-limiting resistor R3 is connected with the base of the PNP type triode Q1, the other end of the current-limiting resistor R3 is connected with the connection point 11 of the ZAIBO interface, after a carrier event reporting and detecting device body is connected and matched with a carrier interface of an ammeter, the carrier event, the working indicator lamp is turned on, the carrier event reporting detection device body detects the report of the ammeter event, when no event occurs in the ammeter, a reporting pin EVENTOUT of an ammeter carrier interface is in a high-resistance state, the voltage of a connecting point 11 of a carrier event reporting detection device body ZAIBO interface is pulled up to 12V by a pull-up resistor R4, at the moment, the PNP type triode Q1 is not conducted, the working indicator lamp is not turned on, and therefore the event detection and the report of the ammeter carrier interface are finally completed.
2. The device according to claim 1, wherein the carrier interface event report detection device comprises: the carrier event reporting and detecting device body further comprises a power indicator lamp circuit, the power indicator lamp circuit comprises a resistor R1 and an indicating light emitting diode, one end of the resistor R1 is connected with a 12V power supply connected with the connection point 1 and the connection point 2, the other end of the resistor R1 is connected with the anode of the indicating light emitting diode, the cathode of the indicating light emitting diode is connected with a grounding GND (ground) of the ZAIBO interface, when the 12V power supply arranged on the electric meter carrier interface works normally, the indicating light emitting diode indicator lamp keeps a normally-on state, and when the 12V power supply arranged on the electric meter carrier interface is in an abnormal working state, the indicating light emitting diode indicator lamp does not light or keeps a flickering state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011080784.5A CN112396822A (en) | 2020-10-11 | 2020-10-11 | Carrier interface event reporting and detecting device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011080784.5A CN112396822A (en) | 2020-10-11 | 2020-10-11 | Carrier interface event reporting and detecting device |
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| CN112396822A true CN112396822A (en) | 2021-02-23 |
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| CN202011080784.5A Pending CN112396822A (en) | 2020-10-11 | 2020-10-11 | Carrier interface event reporting and detecting device |
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Citations (6)
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2020
- 2020-10-11 CN CN202011080784.5A patent/CN112396822A/en active Pending
Patent Citations (6)
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Non-Patent Citations (1)
| Title |
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Application publication date: 20210223 |