CN210090556U - Keyboard type prepayment intelligent electric energy meter - Google Patents
Keyboard type prepayment intelligent electric energy meter Download PDFInfo
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- CN210090556U CN210090556U CN201920782181.6U CN201920782181U CN210090556U CN 210090556 U CN210090556 U CN 210090556U CN 201920782181 U CN201920782181 U CN 201920782181U CN 210090556 U CN210090556 U CN 210090556U
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Abstract
The application discloses keyboard formula prepayment intelligent electric energy meter, including the ammeter body, still include: set up in this internal SOC chip of ammeter, current sensor, voltage sensor, communication module and signal output module, current sensor voltage sensor communication module with signal output module all is connected with the SOC chip, one side of ammeter body is from last to installing display module and keyboard down in proper order, display module with the keyboard all is connected with the SOC chip. Compared with the prior art, the utility model, user or power supply office can directly carry out the keyboard operation on the electric energy meter, can inquire about the various parameters of present meter, and need not utilize infrared, carrier wave, wireless module to communicate to obtain the parameter and the incident condition of meter, the condition of the mastery power consumption that makes the user more clear also is favorable to the maintenance of the instant convenient condition of mastering meter of power supply office and problem table.
Description
Technical Field
The utility model relates to an electric energy meter technical field especially relates to a keyboard formula prepayment intelligent electric energy meter.
Background
The smart power grid is the latest trend of the development and the transformation of the power system in the world at present, and is considered as the major technological innovation and development trend of the power system in the 21 st century, and the smart power meter is taken as the important basic equipment for the construction of the smart power grid, so that the smart power grid caters to strong market opportunities in the investment hot tide of the smart power grid in recent years.
At present, domestic users cannot inquire a series of power utilization conditions such as the power load condition, the power utilization electric energy and money amount counting condition, the power failure reason, whether the electric energy of the users is stolen, and the like of families or factories in real time; on the other hand, the electricity bureau cannot timely and conveniently maintain the electricity utilization condition of a user through the electricity meter, the electricity meter can only read the content on the meter liquid crystal through page turning, the problem of the number of display screens of the liquid crystal is limited, more related information cannot be acquired, and much inconvenience is caused.
SUMMERY OF THE UTILITY MODEL
The application provides a keyboard formula prepayment intelligent ammeter, the ammeter can only read the content on the table liquid crystal through turning over the page or leaf, is limited to the display screen number problem of liquid crystal, can't acquire more relevant information, causes a lot of inconvenient problems.
The application provides a keyboard formula prepayment intelligent electric energy meter, including the ammeter body, still include: set up in this internal SOC chip of ammeter, current sensor, voltage sensor, communication module and signal output module, current sensor voltage sensor communication module with signal output module all is connected with the SOC chip, one side of ammeter body is from last to installing display module and keyboard down in proper order, display module with the keyboard all is connected with the SOC chip, the SOC chip is connected with power module and external power source.
Preferably, a power management module is integrated on the SOC chip, and the power supply module and the external power supply are connected to the power management module.
Preferably, the SOC chip has integrated thereon a memory.
Preferably, a pulse indicator lamp and an alarm and balance indicator lamp are installed on one side of the electric meter body, and the pulse indicator lamp and the alarm and balance indicator lamp are connected with the SOC chip.
Preferably, the display module is a liquid crystal display.
Preferably, the pulse indicator light and the alarm and balance indicator light are both LED lights.
Preferably, the communication module is G3_ PLC or GPRS.
According to the technical scheme, when the utility model is used, the current sensor and the voltage sensor are connected to the live wire end, the electric meter is connected with the power supply circuit and the external battery through the power management module, electric energy is provided for the electric meter when power is cut off, and the electric meter performs prepayment recharging on the electric meter by utilizing the token code based on the standard transmission protocol of STS; the TOKEN code is generated by a special secret key according to a standard protocol of STS, and is safer and more efficient than the traditional prepayment meter, after a user goes to a power station to purchase power, a string of 20-digit recharging TOKEN codes is obtained, the user correctly inputs the 20-digit TOKEN codes through a keyboard, after confirming that the input is correct, a return key is pressed, a recharging result is displayed on a liquid crystal display, when the system works, a current sensor and a voltage sensor sample current and voltage, a sampling signal is sent to an SOC chip to be measured and processed, the SOC chip part outputs a driving signal, a pulse indicating lamp is driven to carry out pulse output, and the SOC chip part carries out related information processing storage and control according to measuring information, sensor information and communication information.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses based on STS's standard transport protocol, utilize the token code to carry out the prepayment to the electric energy meter and recharge; the token code is generated by a special secret key according to the standard protocol of the STS, and is safer and more efficient than the traditional prepayment table;
2. the utility model mainly solves a series of power utilization conditions such as the current domestic user can not inquire the power load condition, the power utilization electric energy and the amount statistics condition of a family or a factory instantly, the reason of power failure, whether the electric energy of the user is stolen, and the like; the power bureau can timely and conveniently maintain the power utilization condition of the user through the ammeter;
3. the utility model adopts the keyboard part of the electric energy meter, which can use the token code to pre-charge the electric energy meter through the standard transmission protocol based on STS, and can complete the charging without any card and upper computer system, and can display the current charging amount through the keyboard;
4. utility model discloses usable electric energy meter is from the keyboard part of taking, inquires corresponding tribit short code, knows current user's the power consumption condition and historical power consumption condition.
To sum up, compared with the prior art, the utility model, user or power supply office can directly carry out the keyboard operation on the electric energy meter, can inquire about the various parameters of current table meter, and need not utilize infrared, carrier wave, wireless module to communicate to obtain the parameter and the incident condition of table meter, the condition of the mastered power consumption that makes the user more clear also is favorable to the instant convenient maintenance of the condition of mastering table meter and problem table of power supply office.
Drawings
In order to more clearly illustrate the technical solution of the present application, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious to those skilled in the art that other drawings can be obtained according to the drawings without any creative effort.
Fig. 1 is a schematic structural diagram of a keyboard-type prepaid intelligent electric energy meter provided by the present invention;
fig. 2 is an external structural schematic diagram of a keyboard-type prepaid intelligent electric energy meter provided by the present invention;
fig. 3 is a liquid crystal display diagram showing the successful recharging of the keyboard-type prepaid intelligent electric energy meter provided by the utility model;
fig. 4 is a schematic diagram of the TOKEN code analysis error liquid crystal display of the keyboard-type prepaid intelligent electric energy meter of the present invention;
fig. 5 is a used liquid crystal display diagram of the TOKEN code of the keyboard-type prepaid intelligent electric energy meter according to the present invention;
fig. 6 is an expired liquid crystal display diagram of TOKEN code of the keyboard-type prepaid intelligent electric energy meter according to the present invention;
fig. 7 is a key expiration liquid crystal display diagram of the keyboard-based prepaid intelligent electric energy meter according to the present invention;
fig. 8 is a liquid crystal display diagram showing the value-added over-stocked limit of the key board type prepaid intelligent electric energy meter.
In the figure: 1 ammeter body, 2 keyboards, 3 warning and balance indicating lamps, 4 display modules, 5 pulse indicating lamps, 6SOC chips, 7 signal output modules, 8 communication modules, 9 memories, 10 current sensors, 11 external power supplies, 12 power management modules, 13 power supply modules and 14 voltage sensors.
Detailed Description
In order to make those skilled in the art better understand the technical solutions in the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings.
Referring to fig. 1-8, a keyboard type prepaid intelligent electric energy meter, including an electric meter body 1, further includes: the electric meter comprises an SOC chip 6, a current sensor 10, a voltage sensor 14, a communication module 8 and a signal output module 7 which are arranged in an electric meter body 1, wherein the current sensor 10, the voltage sensor 14, the communication module 8 and the signal output module 7 are all connected with the SOC chip 6, the current sensor 10 and the voltage sensor 14 are connected with a live wire during installation, the current sensor 10 and the voltage sensor 14 sample current and voltage, sampled signals are sent to the SOC chip 6 for metering and processing, the communication module 8 and the signal output module 7 are used for outputting and inputting signals and are convenient for remotely monitoring the electric meter, the communication module 8 is G3_ PLC or GPRS, a display module 4 and a keyboard 2 are sequentially arranged on one side of the electric meter body 1 from top to bottom, the electric meter is based on a standard transmission protocol of STS and is charged with prepayment by utilizing a token code, the token code is generated by a special secret key according to a standard protocol of ST, the electric energy meter is prepaid recharged by utilizing the TOKEN code, recharging can be completed without any card and an upper computer system, the current recharging amount can be displayed through the keyboard 2 and the display module 4, the electric energy meter is safer and more efficient than the conventional prepaid meter, a series of 20-digit recharging TOKEN codes are obtained after a user goes to an electric power office to purchase electricity, the user correctly inputs the 20-digit TOKEN codes through the keyboard 2, the user presses a return key after confirming that the input is correct, the recharging result is displayed on a liquid crystal display, when the recharging is successful, as shown in figure 3, the TOKEN code analysis error is shown in figure 4, the TOKEN codes are used as shown in figure 5, the TOKEN codes are expired as shown in figure 6, the key is expired as shown in figure 7, and the recharging value exceeds the stocking limit, as shown in figure 8;
TABLE 1
The keyboard 2 of the electric energy meter can be used for inquiring the corresponding three-digit short code, the electricity utilization condition of the current user and the historical electricity utilization condition can be known, the basic parameters of the current meter can be obtained, such as table number, software version number, electric meter temperature, date and time, and the like, obtaining the occurrence conditions of the power grid event, such as an over-power condition, an over-current condition, and the like, to obtain instantaneous parameters of the electric energy meter, such as instantaneous voltage, current, power factor, and the like, compared with the prior art, the user or the power supply bureau can directly carry out keyboard operation on the electric energy meter, the various parameters of the current meter can be inquired without using infrared, carrier wave and wireless modules to communicate the meter, therefore, the parameters and the event condition of the meter are obtained, so that a user can clearly master the power utilization condition, and the power supply bureau can conveniently master the maintenance of the problem table of the condition of the meter in real time.
The utility model discloses in, the integration has power management module 12 on the SOC chip 6, and power module 13 and external power supply 11 are connected on power management module 12, and SOC chip 6 passes through the power supply mode of power management module 12 control ammeter, switches to external battery power supply when the outage, conveniently inquires ammeter information, carries out the analysis maintenance to the circuit.
The utility model discloses in, pulse indicator 5 and warning and balance indicator 3 are installed to one side of ammeter body 1, and pulse indicator 5 and warning and balance indicator 3 all are connected with SOC chip 6, can observe the behavior of ammeter through pulse indicator 5, and pulse indicator 5 and warning and balance indicator 3 are the LED lamp, LED lamp energy-conserving long service life.
According to the technical scheme, when the utility model is used, the current sensor 10 and the voltage sensor 14 are connected to the live wire end, the electric meter is connected with the power supply circuit and the external battery through the power management module 12, electric energy is provided for the electric meter when power is cut off, and the electric meter performs prepayment recharging on the electric meter by utilizing the token code based on the standard transmission protocol of STS; the TOKEN code is generated by a special secret key according to a standard protocol of STS, and is safer and more efficient than the traditional prepayment meter, after a user goes to a power station to purchase power, a string of 20-digit recharging TOKEN codes is obtained, the user correctly inputs the 20-digit TOKEN codes through the keyboard 2, after confirming that the input is correct, a return key is pressed, the recharging result is displayed on a liquid crystal display, when the system works, the current sensor 10 and the voltage sensor 14 sample current and voltage, sampling signals are sent to the SOC chip 6 to be metered and processed, the SOC chip 6 outputs driving signals, the pulse indicator lamp 5 is driven to output pulses, and the SOC chip 6 performs related information processing, storage and control according to metering information, sensor information and communication information.
Other embodiments of the present application will be apparent to those skilled in the art from consideration of the specification and practice of the application disclosed herein. This application is intended to cover any variations, uses, or adaptations of the invention following, in general, the principles of the application and including such departures from the present disclosure as come within known or customary practice within the art to which the invention pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope of the disclosure being indicated by the following claims.
It will be understood that the present application is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The above-described embodiments of the present application do not limit the scope of the present application.
Claims (7)
1. The utility model provides a keyboard formula prepayment intelligent ammeter, includes ammeter body (1), its characterized in that still includes: set up in SOC chip (6), current sensor (10), voltage sensor (14), communication module (8) and signal output module (7) in ammeter body (1), current sensor (10) voltage sensor (14) communication module (8) with signal output module (7) all are connected with SOC chip (6), one side of ammeter body (1) is from last to installing display module (4) and keyboard (2) down in proper order, display module (4) with keyboard (2) all are connected with SOC chip (6), SOC chip (6) are connected with power module (13) and external power source (11).
2. The keyboard type prepaid intelligent electric energy meter according to claim 1, wherein a power management module (12) is integrated on the SOC chip (6), and the power supply module (13) and the external power supply (11) are connected to the power management module (12).
3. A keypad prepaid smart power meter according to claim 1, characterized in that the SOC-chip (6) has integrated thereon a memory (9).
4. The keyboard type prepayment intelligent electric energy meter according to claim 1, characterized in that a pulse indicator lamp (5) and an alarm and balance indicator lamp (3) are installed on one side of the meter body (1), and the pulse indicator lamp (5) and the alarm and balance indicator lamp (3) are connected with the SOC chip (6).
5. The keyboard type prepaid intelligent electric energy meter according to claim 1, wherein the display module (4) is a liquid crystal display.
6. The keyboard type prepaid intelligent electric energy meter according to claim 4, wherein the pulse indicator lamp (5) and the alarm and balance indicator lamp (3) are LED lamps.
7. The keypad prepaid smart power meter according to claim 1, wherein the communication module (8) is G3_ PLC or GPRS.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920782181.6U CN210090556U (en) | 2019-05-28 | 2019-05-28 | Keyboard type prepayment intelligent electric energy meter |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920782181.6U CN210090556U (en) | 2019-05-28 | 2019-05-28 | Keyboard type prepayment intelligent electric energy meter |
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| CN210090556U true CN210090556U (en) | 2020-02-18 |
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| CN201920782181.6U Active CN210090556U (en) | 2019-05-28 | 2019-05-28 | Keyboard type prepayment intelligent electric energy meter |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113406375A (en) * | 2021-07-08 | 2021-09-17 | 宁夏隆基宁光仪表股份有限公司 | Intelligent ammeter system sharing storage and display device and sharing method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113406375A (en) * | 2021-07-08 | 2021-09-17 | 宁夏隆基宁光仪表股份有限公司 | Intelligent ammeter system sharing storage and display device and sharing method thereof |
| CN113406375B (en) * | 2021-07-08 | 2022-09-20 | 宁夏隆基宁光仪表股份有限公司 | Intelligent ammeter system sharing storage and display device and sharing method thereof |
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