CN218647036U - Intelligent voltage monitoring module - Google Patents
Intelligent voltage monitoring module Download PDFInfo
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- CN218647036U CN218647036U CN202222941817.1U CN202222941817U CN218647036U CN 218647036 U CN218647036 U CN 218647036U CN 202222941817 U CN202222941817 U CN 202222941817U CN 218647036 U CN218647036 U CN 218647036U
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Abstract
The utility model belongs to the technical field of the electric wire netting system technique and specifically relates to an intelligent voltage monitoring module for electric wire netting electric power measurement system, electric wire netting electric power measurement system includes electric power measurement collection module, monitoring module includes emergency power source module, electric power measurement collection module is used for gathering electric wire netting electric power data information, emergency power source module input is connected with the electric wire netting electricity, emergency power source module output with electric power measurement collection module electricity is connected, emergency power source module be used for when having a power failure to electric power measurement collection module supplies power. The system improves the asset benefits of the intelligent ammeter, reduces the loss of collected data, reduces the operation cost of a power grid, and makes up the problems of inaccurate ammeter of each collector, inaccurate freezing time and inaccurate in-meter battery supplement of the collection time caused by power failure; reducing the number of invalid power failure times and mixing the counting; the acquisition time difference and the data acquisition loss set for the collector of the electric energy meter concentrator are reduced; the collection function quality of the intelligent electric meter is improved.
Description
Technical Field
The utility model relates to a power grid system technical field especially relates to an intelligent voltage monitoring module.
Background
The voltage of the city network can be preset or power cut due to various reasons in the running process. Power outages can have several adverse effects including:
due to line environment interference or aging of collection equipment, power shortage of internal batteries, complex real relation of a user change site and the like, information data collection, storage and transmission of intelligent collection and measurement equipment (an electric meter, a concentrator and the like) between power outage and power supply transformers (a terminal user and a power supply transformer) are influenced, and accordingly collection quality is influenced (data reporting or data freezing is generally carried out by the concentrator at intervals in a power grid, and the risk of data loss is caused if power failure occurs in a period of time in which the concentrator is not reported or not frozen).
Due to the complex condition of a power grid, data information of some power consumer units can be lost, the quantity and the technological content of the existing intelligent equipment are higher and higher, the requirements on the accuracy and the timeliness of various acquired data are higher and higher, the requirement on the fault tolerance of the stability of power supply operation is also high, and the practical necessity of providing an auxiliary power supply in time to ensure the safety and the integrity of the data of the inter-consumer collection and measurement equipment of a site transformer during unexpected power failure exists.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving among the prior art electric wire netting system electric power measurement collection module when meetting the proruption situation that has a power failure, cause the problem of the risk that data lost easily, and the intelligent voltage monitoring module who provides.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides an intelligent voltage monitoring module for electric wire netting electric power measurement system, electric wire netting electric power measurement system includes electric power measurement collection module, monitoring module includes the emergency power source module, electric power measurement collection module is used for gathering electric wire netting electric power data information, emergency power source module input is connected with the electric wire netting electricity, emergency power source module output with electric power measurement collection module electricity is connected, the emergency power source module be used for when having a power failure to electric power measurement collection module supplies power.
The electric power metering and collecting module comprises one or more of an electric energy meter, a concentrator and a collector.
The emergency power supply module comprises a battery pack and a control panel electrically connected with the battery pack, the control panel is electrically connected with an inverter module, a charging/discharging module, an EMC anti-interference protector, an anti-surge protector and an input/output cable, the charging/discharging module is used for transmitting and storing electric energy of a power grid to the battery pack and transmitting the electric energy of the battery pack to an electric power metering and collecting module, and the inverter module is used for converting direct current of the battery pack into alternating current for the electric power metering and collecting module.
The control panel electricity is connected with power failure emergency indicator lamp, has electric indicator lamp.
The control panel is electrically connected with an inversion stopping button, and the inversion stopping button is used for disconnecting a circuit between the direct current of the battery pack and the alternating current used by the power metering and collecting module.
The monitoring module comprises a shell, and the control panel, the battery pack, the inverter module, the charging/discharging module, the EMC anti-interference protector and the anti-surge protector are all packaged in the shell.
The battery pack adopts a lithium battery.
The utility model provides an intelligent voltage monitoring module, beneficial effect lies in: the system improves the asset benefits of the intelligent ammeter, reduces the loss of collected data, reduces the operation cost of a power grid, and makes up the problems of inaccurate ammeter of each collector, inaccurate freezing time and inaccurate in-meter battery supplement of the collection time caused by power failure; reducing the number of invalid power failure times and mixing the counting; the acquisition time difference and the data acquisition loss set for the collector of the electric energy meter concentrator are reduced; the quality of the collection function of the intelligent electric meter is improved.
Drawings
Fig. 1 is a schematic view of a monitoring module of the present invention;
fig. 2 is a schematic structural diagram of an emergency power module according to the present invention;
FIG. 3 is a schematic diagram of a certain phase voltage circuit between the utility model and the three-phase power and zero line of the city network;
FIG. 4 is a schematic diagram of the circuit of FIG. 3A;
FIG. 5 is a schematic diagram of the circuit of FIG. 3B;
FIG. 6 is a schematic diagram of the circuit of FIG. 3C;
fig. 7 is a schematic diagram of the circuit of the D part of fig. 3.
In the figure: the power failure emergency protection device comprises a shell 1, a control panel 2, a battery pack 3, an inverter module 4, a charging/discharging module 5, an EMC anti-interference protector 6, an anti-surge protector 7, a power failure emergency indicator light 8, a power indicator light 9, a stop inverter button 10 and an input/output cable 11.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-3, an intelligent voltage monitoring module is used for a power grid power metering system, the power grid power metering system comprises a power metering and collecting module, the monitoring module comprises an emergency power supply module, the power metering and collecting module is used for collecting power grid power data information, the input end of the emergency power supply module is electrically connected with a power grid, the output end of the emergency power supply module is electrically connected with the power metering and collecting module, and the emergency power supply module is used for supplying power to the power metering and collecting module during power failure.
The emergency power supply module is connected to the electric power metering and collecting module, when the power grid has power failure, the emergency power supply module plays a role in supplying power to the electric power metering and collecting module, data loss of the electric power metering and collecting module is prevented, when the power grid is recovered, electric energy is supplemented to the emergency power supply module through the power grid, the emergency power supply module of the monitoring system only supplies power to the electric power metering and collecting module, upstream and downstream loads and loads are isolated, and stable operation of the electric power metering and collecting module can be better guaranteed.
The system improves the asset benefits of the intelligent ammeter, reduces the loss of collected data, reduces the operation cost of a power grid, and makes up the problems of inaccurate ammeter of each collector, inaccurate freezing time and inaccurate in-meter battery supplement of the collection time caused by power failure; reducing the number of invalid power failure times and mixing the counting; the acquisition time difference and the data acquisition loss set for the collector of the electric energy meter concentrator are reduced; the quality of the collection function of the intelligent electric meter is improved.
In the power grid power metering system, the power metering and collecting module includes one or more of an electric energy meter, a concentrator and a collector.
Referring to fig. 2 as an implementation mode, the emergency power supply module includes a battery pack 3, a control board 2 electrically connected to the battery pack 3, the control board 2 is electrically connected to an inverter module 4, a charge/discharge module 5, an EMC anti-interference protector 6, an anti-surge protector 7, and an input/output cable 11, the charge/discharge module 5 is configured to transmit and store electric energy of a power grid to the battery pack 3, and transmit electric energy of the battery pack 3 to the power metering and collecting module, the inverter module 4 is configured to convert direct current of the battery pack 3 into alternating current for the power metering and collecting module, and interference of internal and external electrical environments related to a product is eliminated through the EMC anti-interference protector 6 and the anti-surge protector 7, so as to ensure stable and reliable operation of the product.
Referring to fig. 3-7, in a normal state of a power grid, a certain phase voltage AC220V between three phases of a city grid and an N-zero line enters an LN terminal through a surge protector and an EMC anti-interference protector, a reliable and stable charging measure is provided for a lithium battery through a typical flyback switching power supply charging circuit shown in fig. 4, in a sudden power failure state, a dc discharging circuit shown in fig. 5 is used to enable a battery pack 3 to release dc current and control a battery discharge cut-off parameter, then a low-voltage dc is converted into a high-frequency AC power through an inverter circuit shown in fig. 6, and finally a high-frequency power signal is converted into a 50 hz 220V AC power through a frequency conversion circuit shown in fig. 7 and provided for a load (i.e., a power metering and collecting module).
Referring to fig. 2, the control panel 2 is electrically connected to a power failure emergency indicator lamp 8 and a power failure indicator lamp 9, when the power grid operates normally, the power failure emergency indicator lamp 8 is in a light-on state, the power failure emergency indicator lamp 8 is in a light-off state, the power failure indicator lamp 9 is generally a green lamp, when the power failure occurs, the power failure indicator lamp 9 is in a light-off state, the power failure emergency indicator lamp 8 is in a light-on state, the power failure emergency indicator lamp 8 is generally a red lamp, further, the control panel 2 is electrically connected to a stop inverter button 10, the stop inverter button 10 is used for disconnecting the circuit between the alternating currents supplied to the power metering and collecting module by converting the direct currents of the battery pack 3 into the alternating currents, in the power grid power failure overhauling process, the support of the emergency power supply module needs to be cut off, and the stop inverter button 10 can be pressed to release the power failure.
The monitoring module includes shell 1, and control panel 2, group battery 3, dc-to-ac converter module 4, charge/discharge module 5, EMC anti-interference protector 6, anti surge protector 7 all encapsulate in shell 1, and the shell adopts the independent shell of cube shape, and this product encapsulates all electronic components in the shell, is an independent accessory to the shell has fire-retardant, waterproof, easily appearance structural feature of perpendicular installation.
Preferably, the battery pack 3 employs a lithium battery.
The above, only be the embodiment of the preferred of the present invention, but the protection scope of the present invention is not limited to this, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, all should be covered within the protection scope of the present invention.
Claims (7)
1. The utility model provides an intelligent voltage monitoring module which characterized in that for electric wire netting electric power measurement system, electric wire netting electric power measurement system includes electric power measurement collection module, monitoring module includes emergency power source module, electric power measurement collection module is used for gathering electric wire netting electric power data information, emergency power source module input is connected with the electric wire netting electricity, emergency power source module output with electric power measurement collection module electricity is connected, emergency power source module be used for when having a power failure to electric power measurement collection module supplies power.
2. The intelligent voltage monitoring module of claim 1, wherein the power metering and collecting module comprises one or more of an electric energy meter, a concentrator and a collector.
3. A smart voltage monitoring module according to claim 2, characterized in that the emergency power supply module comprises a battery pack (3), a control board (2) electrically connected to the battery pack (3), the control board (2) being electrically connected to an inverter module (4), a charging/discharging module (5), an EMC anti-interference protector (6), an anti-surge protector (7), an input/output cable (11), the charging/discharging module (5) being adapted to transfer grid electrical energy to the battery pack (3) for storage and to transfer battery pack (3) electrical energy to the power metering and collecting module, the inverter module (4) being adapted to convert the battery pack (3) direct current into alternating current for use by the power metering and collecting module.
4. An intelligent voltage monitoring module according to claim 3, wherein the control board (2) is electrically connected with a power failure emergency indicator lamp (8) and an electric indicator lamp (9).
5. An intelligent voltage monitoring module according to claim 3 or 4, wherein the control board (2) is electrically connected with a stop inversion button (10), and the stop inversion button (10) is used for disconnecting the circuit between the direct current of the battery pack (3) and the alternating current for the power metering and collecting module.
6. A smart voltage monitoring module according to claim 3, characterized in that the monitoring module comprises a housing (1), the control board (2), the battery pack (3), the inverter module (4), the charge/discharge module (5), the EMC anti-interference protector (6), the anti-surge protector (7) being enclosed within the housing (1).
7. An intelligent voltage monitoring module according to claim 3, 4 or 6, characterized in that the battery pack (3) is a lithium battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222941817.1U CN218647036U (en) | 2022-11-04 | 2022-11-04 | Intelligent voltage monitoring module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222941817.1U CN218647036U (en) | 2022-11-04 | 2022-11-04 | Intelligent voltage monitoring module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218647036U true CN218647036U (en) | 2023-03-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222941817.1U Active CN218647036U (en) | 2022-11-04 | 2022-11-04 | Intelligent voltage monitoring module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218647036U (en) |
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2022
- 2022-11-04 CN CN202222941817.1U patent/CN218647036U/en active Active
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