CN216082874U - Intelligent meter box terminal and intelligent meter box adopting same - Google Patents
Intelligent meter box terminal and intelligent meter box adopting same Download PDFInfo
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- CN216082874U CN216082874U CN202121722700.3U CN202121722700U CN216082874U CN 216082874 U CN216082874 U CN 216082874U CN 202121722700 U CN202121722700 U CN 202121722700U CN 216082874 U CN216082874 U CN 216082874U
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Abstract
The utility model discloses an intelligent meter box terminal and an intelligent meter box adopting the same. In addition, through setting up the human-computer interaction module on smart meter box, the user of being convenient for inquires multiple power consumption information at any time, and the operation is traversed, and the function is more diversified, can also save the electric card socket on the ammeter, further reduces the manufacturing cost of ammeter.
Description
Technical Field
The utility model relates to the technical field of electric power utilization, in particular to an intelligent meter box terminal, and further relates to an intelligent meter box adopting the intelligent meter box terminal.
Background
The intelligent electric meter is one of basic devices for acquiring data of an intelligent power grid, undertakes the tasks of acquiring original electric energy data, metering and transmitting, and is the premise and the basis for realizing a digital power grid. The intelligent electric meter has the basic electric energy metering function of the traditional electric meter, and also has various intelligent functions of data processing, real-time monitoring, environment perception, information exchange and the like. Therefore, the intelligent ammeter mainly comprises two chips, and each function of the ammeter is divided into a metering core and a management core to work independently. The metering core realizes legal metering function, and has frozen data storage function, partial event recording function, etc. and the management core realizes other functions of display, load control, external communication, etc. Because the metering part and the management part have different functions, the metering part and the management part of each intelligent electric meter respectively need one master control chip and respectively and independently form a system, and the functions and key cores finished by the two master controls are different. In order to protect the physical safety of the electric meters, the plurality of electric meters can be arranged in one meter box, and one meter box terminal is arranged in the meter box, so that the intelligent management functions of the meter box such as meter box management, line loss analysis, illegal electric appliance detection, electric meter error diagnosis and the like are realized. Therefore, in one meter box, the chips for implementing the management function include a processing chip of a terminal of the meter box and a management chip of each meter, and the chips implement similar functions and have redundant processing capacity, which causes resource waste. Moreover, the management core in the meter is costly, which results in high manufacturing costs for the smart meter.
SUMMERY OF THE UTILITY MODEL
The utility model provides an intelligent meter box terminal and an intelligent meter box adopting the same, and aims to solve the technical problem that an existing intelligent meter is high in manufacturing cost.
According to one aspect of the utility model, the intelligent meter box terminal comprises a processing chip, a human-computer interaction module, an uplink communication module, a local communication module and a power module, wherein the human-computer interaction module, the uplink communication module, the local communication module and the power module are all connected with the processing chip, the human-computer interaction module, the uplink communication module, the local communication module and the power module are all set as fixed modules, each electric meter in a meter box is only provided with a metering chip and the local communication module, the power module is used as a power supply, the processing chip is in close-range communication with each electric meter in the meter box through the local communication module to collect data used by each electric meter and execute management functions of the electric meter, the processing chip is also in communication connection with a concentrator through the uplink communication module, and the human-computer interaction module comprises a display screen, a local communication module and a power supply module, Operation panel and intelligent electric card socket, intelligent electric card socket is used for inserting the electric card, the display screen is used for carrying out information display, be provided with a plurality of buttons on the operation panel and be used for carrying out the function operation, processing chip still is used for reading the relevant information that inserts the electric card and according to operation platform's function operation control the display screen shows corresponding power consumption information.
Further, still include with processing chip connects and is used for playing the location module of locate function, the location module adopts big dipper satellite positioning module or GPS satellite positioning module.
Furthermore, the load identification module is used for load identification, is a pluggable module and is connected with the processing chip through an asynchronous transceiver transmitter and a serial peripheral interface, and the load identification module adopts a non-intrusive load identification module.
The state detection module is provided with 4 remote signaling interfaces, an infrared sensor for detecting the state of a meter box door is arranged on the meter box, a temperature and humidity sensor for detecting the temperature and humidity of the environment, a gas sensor for detecting whether abnormal gas exists in the meter box and an optical sensor for detecting whether abnormal light exists in the meter box are arranged in the meter box, the infrared sensor, the temperature and humidity sensor, the gas sensor and the optical sensor are respectively and correspondingly connected with the 4 remote signaling interfaces, the processing chip is also used for detecting that the meter box door is opened when the infrared sensor detects that the meter box door is opened or the sensing value of any one of the temperature and humidity sensor, the gas sensor and the optical sensor exceeds a threshold value, and reporting corresponding state exception information through the uplink communication module.
Further, the infrared sensor adopts a TIM561-2050101 type Sieck sensor, the temperature and humidity sensor adopts an AM2301 type temperature and humidity composite sensor, the gas sensor adopts a constant potential electrolytic gas sensor, and the optical sensor adopts an LKAPA type arc light sensor.
The system comprises a processing chip, a fault detection module and an uplink communication module, wherein the processing chip is connected with the processing chip through an asynchronous transceiving transmitter and a serial peripheral interface, the fault detection module is used for detecting faults and reporting corresponding state abnormal information through the uplink communication module when the fault detection module detects that the faults occur, and the processing chip is connected with the processing chip through an asynchronous transceiving transmitter and a serial peripheral interface.
Further, the uplink communication module comprises an HPLC communication module and a micropower wireless communication module, the HPLC communication module adopts a TXHX13-SCBM1 type HPLC module, and the micropower wireless communication module adopts an NRF24L01 type wireless communication module.
Further, the local communication module comprises at least one of a bluetooth communication module, an infrared communication module and an NFC communication module.
Furthermore, the power module adopts an LIPO battery.
In addition, the utility model also provides the intelligent meter box, which adopts the intelligent meter box terminal.
The utility model has the following effects:
according to the intelligent meter box terminal, the management function of the electric meter is integrated on the processing chip of the meter box terminal, the electric meter and the meter box terminal are communicated in a short-distance communication mode, the communication is not performed through an HPLC (high performance liquid chromatography) network, the management chip and an HPLC communication module are not configured for the electric meter, and the manufacturing cost of the electric meter is greatly reduced. In addition, through setting up the human-computer interaction module on smart meter box, the user of being convenient for inquires multiple power consumption information at any time, and the operation is traversed, and the function is more diversified, can also save the electric card socket on the ammeter, further reduces the manufacturing cost of ammeter.
In addition, the intelligent meter box disclosed by the utility model also has the advantages.
In addition to the objects, features and advantages described above, other objects, features and advantages of the present invention are also provided. The present invention will be described in further detail below with reference to the drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model. In the drawings:
fig. 1 is a schematic diagram of a smart meter box terminal in communication with a meter and a concentrator respectively according to a preferred embodiment of the present invention.
Fig. 2 is a schematic diagram of a module connection structure of a terminal of a smart meter box according to a preferred embodiment of the present invention.
Detailed Description
The embodiments of the utility model will be described in detail below with reference to the accompanying drawings, but the utility model can be embodied in many different forms, which are defined and covered by the following description.
As shown in fig. 1 and 2, a preferred embodiment of the present invention provides an intelligent meter box terminal, which includes a processing chip, a human-computer interaction module, an uplink communication module, a local communication module, and a power module, where the human-computer interaction module, the uplink communication module, the local communication module, and the power module are all connected to the processing chip. The man-machine interaction module, the uplink communication module, the local communication module and the power module are all set to be fixed modules, the fixed modules cannot be replaced at ordinary times, and the fixed modules can be replaced when faults occur. The power module is used as a power supply, such as a lithium ion battery and a lithium polymer battery, and preferably adopts an LIPO battery, so that the safety is good. Every ammeter in the table case only disposes metering chip and local communication module, the processing chip carries out the management function of close range communication with each ammeter in the table case through local communication module with gather the data of using of each ammeter and carry out the ammeter, through the management function integration with the ammeter on the processing chip at table case terminal, and adopt close range communication mode between ammeter and the table case terminal, no longer communicate through the HPLC network, the ammeter no longer disposes management chip and HPLC communication module, the cost of local communication module will be far less than the cost of HPLC communication module, the manufacturing cost of ammeter has greatly reduced. The processing chip is also in communication connection with the concentrator through the uplink communication module. The man-machine interaction module comprises a display screen, an operation panel and an intelligent electric card socket, the processing chip is communicated with the man-machine interaction module through an SPI (serial peripheral interface) and an IO (input/output) interface, the SPI interface is used for carrying out data communication with the display screen, and the IO interface is used for receiving an operation signal of the operation panel. The intelligent electric card socket is used for inserting an electric card, the display screen is used for displaying information, the operating panel is provided with a plurality of keys and is used for performing functional operation, and the processing chip is further used for reading relevant information of the inserted electric card and controlling the display screen to display corresponding electricity utilization information according to the functional operation of the operating platform. For example, six keys including an up-down direction key, a left-right direction key, a confirmation key and a back key are arranged on the operation panel, a user inserts an electric card into an intelligent electric card socket, and after reading an electric card ID, the processing chip can inquire electricity utilization information such as basic information of an electric meter, residual electricity quantity, historical electricity charge, daily electricity consumption detail and the like through the operation panel and the display screen. Wherein, the display screen can be RFD-HA10099APS6 LCD display screen. Through setting up the human-computer interaction module on smart meter box, the user of being convenient for inquires multiple power consumption information at any time, and the operation is traversed, and the function is more diversified, can also save the electric card socket on the ammeter, further reduces the manufacturing cost of ammeter.
It can be understood that the intelligent meter box terminal of this embodiment, the management function through with the ammeter is integrated on the processing chip at table box terminal to adopt near field communication mode between ammeter and the table box terminal, no longer communicate through the HPLC network, the ammeter no longer disposes management chip and HPLC communication module, has reduced the manufacturing cost of ammeter by a wide margin. In addition, through setting up the human-computer interaction module on smart meter box, the user of being convenient for inquires multiple power consumption information at any time, and the operation is traversed, and the function is more diversified, can also save the electric card socket on the ammeter, further reduces the manufacturing cost of ammeter.
It can be understood that the processing chip serves as a core management unit, which is provided with an operating system and has the functions of event logging, data freezing, demand measurement and the like. The processing chip comprises a memory interface and an ESAM interface, wherein the memory interface is an SPI interface and can be connected with memories such as an EEPROM and the like for storing electric energy data, event metering and the like, and the ESAM interface is an SPI interface and can be connected with the embedded safety control module. The processing chip is communicated with the metering core of each user electric meter in the meter box through the local communication module, collects real-time voltage, current, power and other electric energy data, can be in clock synchronization with each intelligent electric meter in the meter box, and is communicated with the concentrator through the uplink communication module to report the electric energy data, report the event information and the like. The local communication module comprises at least one of a bluetooth communication module, an infrared communication module and an NFC communication module, for example, the bluetooth communication module may be a BLE 5.0 bluetooth low energy module, and the infrared communication module may be a W0038HL-26-30 infrared receiving module. The uplink communication module comprises an HPLC communication module and a micropower wireless communication module, wherein the HPLC communication module adopts a TXHX13-SCBM1 type HPLC module, and the micropower wireless communication module adopts an NRF24L01 type wireless communication module.
Can understand, smart meter box terminal still include with processing chip connects and is used for playing positioning function's location module, the location module adopts big dipper satellite positioning module or GPS satellite positioning module. The positioning module is also a fixed module, the position information of the intelligent meter box terminal can be obtained through the positioning module, and the staff can quickly and accurately reach the site where the meter box terminal is located.
It can be understood that smart meter box terminal is still including the load identification module that is used for carrying out load discernment, load identification module sets up to but plug module, through asynchronous transceiver transmitter UART and serial peripheral interface SPI with processing chip connects, and the SPI interface is used for transmitting the electric energy data that each module needs, and the UART interface is used for returning event information to obtain mutual essential information like time information, measurement configuration information etc.. The load identification module adopts a commercially available non-intrusive load identification module which accords with the national standard. The load identification module can realize a waveform extraction function, a characteristic analysis function and a detail calculation function, for example, the load identification module can receive and store current and voltage waveform data of each user from the processing chip, calculate characteristic quantity by utilizing the waveform data, generate the type and start-stop time of each user for using electric appliances, return a result to the processing chip for a manager to check, and immediately report an event if dangerous power utilization such as storage battery car charging and illegal power utilization behaviors are detected. The electric energy consumption of each electric appliance can be calculated, and the electric charge list of each user is generated and comprises the total electric consumption amount of each electric appliance every day, so that the user can plan the electricity utilization by himself, and the energy conservation and the electricity saving are realized. The specific function implementation process is the prior art, and therefore is not described herein again.
It can be understood that smart meter box terminal still includes the state detection module, the state detection module sets up to pluggable module, through asynchronous receiving and dispatching transmitter UART and serial peripheral interface SPI with processing chip connects, and the SPI interface is used for transmitting the electric energy data that each module needs, and the UART interface is used for returning event information to acquire mutual essential information like time information, measurement configuration information etc.. The state detection module is equipped with 4 telesignalling interfaces, is provided with the infrared sensor who is used for detecting the table chamber door state on the table case, and table incasement portion is provided with the temperature and humidity sensor who is used for detecting the temperature condition and the humidity condition of environment, is used for detecting whether the gas sensor that the table incasement appears anomalous gas and is used for detecting the light optical sensor who whether the light anomalous condition appears in the table case, infrared sensor, temperature and humidity sensor, gas sensor and optical sensor correspond with 4 telesignalling interfaces respectively and are connected, processing chip still is used for when infrared sensor detects the table case door and is opened, perhaps when any one's sensing numerical value in temperature and humidity sensor, gas sensor and the optical sensor surpassed the threshold value, through the last communication module reports corresponding state anomaly information. The state of the meter box door is detected through the infrared sensor, if the state changes such as the opening of the meter box door occur, the state information is reported to the processing chip, whether the operation is performed by a worker or not is confirmed, and therefore the abnormal phenomenon is determined in time. In addition, the state detection module can also receive data such as current, voltage and the like of each user from the processing chip and judge the on-off state of each user. The temperature and humidity sensor detects the natural temperature and humidity conditions in the meter box, the gas sensor detects whether gases generated when wires such as carbon monoxide, hydrogen chloride and sulfur dioxide are abnormal or not in the meter box, and the optical sensor detects whether the abnormal conditions of light occur in the meter box or not. The infrared sensor adopts a TIM561-2050101 type Sieck sensor, the temperature and humidity sensor adopts an AM2301 type temperature and humidity composite sensor, the gas sensor adopts a constant potential electrolytic gas sensor, and the light sensor adopts an LKAPA type arc light sensor.
It can be understood that smart meter box terminal is still including the fault detection module that is used for carrying out fault detection, the fault detection module sets up to pluggable module, through asynchronous receiving and dispatching transmitter UART and serial peripheral interface SPI with handle the chip and connect, the SPI interface is used for transmitting the electric energy data that each module needs, and the UART interface is used for returning event information to acquire mutual essential information like time information, measurement configuration information etc.. The fault detection module adopts a commercially available electric energy quality module meeting the national standard, and the processing chip is also used for reporting corresponding state abnormal information through the uplink communication module when the fault detection module detects that a fault occurs. For example, the fault detection module receives current and voltage data of each electric meter user in the meter box from the processing chip, calculates by using real-time data, judges whether abnormal phenomena such as leakage current, leakage voltage, overcurrent and fault arc exist in a home line of each electric meter user, and reports a state abnormal signal to the processing chip if the abnormal phenomena occur. It is understood that the specific fault detection process belongs to the prior art, and therefore, the detailed description thereof is omitted.
In addition, another embodiment of the present invention further provides an intelligent meter box, where one meter box terminal and multiple electric meters are arranged in the intelligent meter box, each electric meter is only configured with a metering chip and a local communication module, and the meter box terminal is the intelligent meter box terminal described above.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A smart meter box terminal is characterized by comprising a processing chip, a human-computer interaction module, an uplink communication module, a local communication module and a power module, wherein the human-computer interaction module, the uplink communication module, the local communication module and the power module are all connected with the processing chip, the human-computer interaction module, the uplink communication module, the local communication module and the power module are all set to be fixed modules, each electric meter in a meter box is only provided with a metering chip and the local communication module, the power module is used as a power supply source, the processing chip is in close range communication with each electric meter in the meter box through the local communication module to collect data for use of each electric meter and execute management functions of the electric meter, the processing chip is also in communication connection with a concentrator through the uplink communication module, and the human-computer interaction module comprises a display screen, an operating panel and a smart electric meter card socket, the intelligent electric card socket is used for inserting an electric card, the display screen is used for displaying information, the operating panel is provided with a plurality of keys and is used for performing functional operation, and the processing chip is further used for reading relevant information of the inserted electric card and controlling the display screen to display corresponding electricity utilization information according to the functional operation of the operating platform.
2. The smart meter box terminal as claimed in claim 1, further comprising a positioning module connected to the processing chip and configured to perform a positioning function, wherein the positioning module is a Beidou satellite positioning module or a GPS satellite positioning module.
3. The smart meter box terminal as claimed in claim 1, further comprising a load recognition module for performing load recognition, wherein the load recognition module is configured as a pluggable module and is connected to the processing chip via the asynchronous transceiver and the serial peripheral interface, and the load recognition module employs a non-intrusive load recognition module.
4. The smart meter box terminal as claimed in claim 1, further comprising a status detection module, wherein the status detection module is configured as a pluggable module and is connected to the processing chip via an asynchronous transceiver and a serial peripheral interface, the status detection module is equipped with 4 remote communication interfaces, an infrared sensor for detecting the status of the meter box door is disposed on the meter box, a temperature and humidity sensor for detecting the temperature and humidity of the environment, a gas sensor for detecting the presence of abnormal gas in the meter box, and an optical sensor for detecting the presence of abnormal light in the meter box are disposed inside the meter box, the infrared sensor, the temperature and humidity sensor, the gas sensor, and the remote optical sensor are respectively connected to the 4 remote communication interfaces, and the processing chip is further configured to, when the infrared sensor detects that the meter box door is opened, or when the sensing value of any one of the temperature and humidity sensor, the gas sensor and the optical sensor exceeds a threshold value, reporting corresponding state abnormal information through the uplink communication module.
5. The smart meter box terminal as claimed in claim 4, wherein the infrared sensor is a TIM561-2050101 type Sieck sensor, the temperature and humidity sensor is an AM2301 type temperature and humidity composite sensor, the gas sensor is a constant potential electrolytic gas sensor, and the light sensor is an LKAPA type arc light sensor.
6. The smart meter box terminal as claimed in claim 1, further comprising a fault detection module for performing fault detection, wherein the fault detection module is configured as a pluggable module and is connected to the processing chip through an asynchronous transceiver and a serial peripheral interface, the fault detection module employs a power quality module, and the processing chip is further configured to report corresponding status exception information through the uplink communication module when the fault detection module detects a fault occurrence.
7. The smart meter box terminal as recited in claim 1, wherein the upstream communication modules comprise HPLC communication modules and micropower wireless communication modules, the HPLC communication modules employ TXHX13-SCBM1 type HPLC modules, and the micropower wireless communication modules employ NRF24L01 type wireless communication modules.
8. The smart meter box terminal as recited in claim 1, wherein the local communication module comprises at least one of a bluetooth communication module, an infrared communication module, and an NFC communication module.
9. The smart meter box terminal as recited in claim 1, wherein the power module employs LIPO batteries.
10. A smart meter box characterized in that the smart meter box terminal according to any one of claims 1 to 9 is used.
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| CN202121722700.3U CN216082874U (en) | 2021-07-27 | 2021-07-27 | Intelligent meter box terminal and intelligent meter box adopting same |
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| CN202121722700.3U CN216082874U (en) | 2021-07-27 | 2021-07-27 | Intelligent meter box terminal and intelligent meter box adopting same |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115902387A (en) * | 2023-02-15 | 2023-04-04 | 北京志翔科技股份有限公司 | Test tool and test method for load identification module |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115902387A (en) * | 2023-02-15 | 2023-04-04 | 北京志翔科技股份有限公司 | Test tool and test method for load identification module |
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