CN210222925U - Display device of electric energy meter - Google Patents
Display device of electric energy meter Download PDFInfo
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- CN210222925U CN210222925U CN201920956895.4U CN201920956895U CN210222925U CN 210222925 U CN210222925 U CN 210222925U CN 201920956895 U CN201920956895 U CN 201920956895U CN 210222925 U CN210222925 U CN 210222925U
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Abstract
The utility model relates to a display device of electric energy meter locates the table case outside of installing an electric energy meter at least, including casing, microprocessor, the communication module of setting in the casing and the display screen of setting on the casing, microprocessor is connected with the electric energy meter communication of table incasement through communication module, microprocessor is connected its characterized in that with the display screen: the charging indication module is connected with the microprocessor and used for acquiring a charging indication signal of the electric energy meter through the microprocessor and displaying the charging indication signal through the charging indication module; the backlight power supply and the keys are connected with the microprocessor, and the other end of the backlight power supply is connected with the display screen and used for controlling the microprocessor to trigger the backlight power supply to provide light sources for the display screen through the keys or the payment indicating signals. The utility model has the advantages that: the display device is low in power consumption, can facilitate users to read electricity consumption data, is high in visibility, and can realize payment prompting.
Description
Technical Field
The utility model relates to an electric energy meter field, in particular to display device of electric energy meter.
Background
The intelligent electric energy meter in the resident family is generally concentrated and is installed in the corridor, unifies the enrichment facility, and gets up with the meter box seal, and the meter box has the lock, and general people can't open the meter box, and secondly, has certain distance between the observation window on the electric energy meter of the installation of meter box and the meter box, and consequently the electric energy meter data display of meter box is very little, and because light is dim, the user is generally very difficult to see electric quantity data. In addition, rural intelligent electric energy meter case is generally installed in outdoor higher place, and the electric energy meter during operation in the environment that humidity is great or cold and hot change speed is fast, produces the fog phenomenon easily on the shield of table case, and the inside fog of shield is not clear away to make the number on the electric energy meter normally look over, and the power consumption is the life data that the user more paid attention to again.
In order to solve the above problems, a chinese utility model patent with patent number ZL201520737128.6 (publication number CN205120778U) discloses an electric energy meter extension display module, which is connected to an RS485 communication interface of an electronic multifunctional meter to display data of the electric energy meter; the Chinese patent with the application number of CN201010253891.3 (with the application publication number of CN102013157A) discloses a device for displaying electric energy data and information of an electric energy meter, which comprises a display screen, wherein an information acquisition module, an information conversion module, a storage and an information processing module are arranged in the display screen, the information acquisition module is connected with the information conversion module, the information conversion module is connected with the storage, the storage is connected with the information processing module, and the acquisition module is communicated with the electric energy meter through 485, carrier, GPRS, 3G or infrared. The display device can facilitate users to check own real-time electricity consumption, historical electricity consumption data, electricity consumption cost and electricity consumption analysis. The device can facilitate a user to read the data of the electric energy meter, but the external display device is always in a display state, so that the service life of the display screen is easily influenced, and the power consumption is high.
Besides the metering function of a common electric energy meter, the intelligent electric energy meter is especially characterized in that a user can use electricity after buying the electricity, and the power supply is automatically cut off to stop supplying the electricity if the user does not continuously buy the electricity after using up the electricity, so that one purpose of knowing electricity data of the user is to recharge in time and prevent the influence caused by power failure after using up the electricity. The device can only display the electric quantity data of the electric energy meter, but cannot give an alarm when the residual electric quantity of the electric energy meter is insufficient, so that a user is reminded of purchasing electricity in time, and further improvement is needed.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that to prior art's current situation, provide a low power consumption and can realize the display device of the electric energy meter of the instruction of collecting fee.
The utility model provides a technical scheme that above-mentioned technical problem adopted does: the utility model provides a display device of electric energy meter, locates the table case outside of installing an electric energy meter at least, including casing, microprocessor, communication module and the display screen of setting on the casing of setting in the casing, microprocessor is connected through communication module and the electric energy meter communication of table incasement, microprocessor is connected its characterized in that with the display screen: the charging indication module is connected with the microprocessor and used for acquiring a charging indication signal of the electric energy meter through the microprocessor and displaying the charging indication signal through the charging indication module; the backlight power supply and the keys are connected with the microprocessor, and the other end of the backlight power supply is connected with the display screen and used for controlling the microprocessor to trigger the backlight power supply to provide light sources for the display screen through the keys or the payment indicating signals.
Furthermore, the communication module is in communication connection with the electric energy meter in the meter box in an RS485, remote carrier or wireless mode.
As an improvement, the shell is further provided with a reserved interface, and the reserved interface is connected with the microprocessor and used for being connected into a water meter or a gas meter. The device can also be applied to the display of a water meter or a gas meter.
Preferably, the reserved interface is an RS485 interface.
Further, the display screen is an LCD display screen.
Furthermore, the microprocessor is also in communication connection with a mobile terminal and is used for receiving the power utilization condition through the mobile terminal. Through being connected with the mobile terminal in a communication mode, the power utilization condition can be conveniently and remotely understood by a user.
Preferably, the microprocessor is a single chip microcomputer.
In the scheme, the electric energy meter is a prepayment type electric energy meter.
In the first scheme, the payment indication module is a light emitting diode, and the light emitting diode is connected with a microprocessor. The light-emitting diode is used as a payment indication module, and payment indication can be directly observed through the flickering of the light-emitting diode.
The second scheme is that the display screen comprises a payment prompting area used for displaying a payment prompting state, and the payment indicating module is the payment prompting area. In this scheme, through directly setting up the suggestion district of paying fees on the display screen, can reduce electron device's use, this structure is simpler, and it is more convenient to operate.
Compared with the prior art, the utility model has the advantages of: the display device can read the electric quantity data of a plurality of electric energy meters simultaneously, and the display device controls the backlight power supply to provide a light source for the display screen through the keys, so that the display screen is lightened when the electric quantity data needs to be read, otherwise, the display screen is in a black screen state when the electric quantity data does not need to be read, the power consumption is reduced, the microprocessor acquires payment indicating signals of the electric energy meters, triggers the backlight power supply to provide the light source for the display screen through the payment indicating signals and reminds a user to pay in time through the payment indicating module, therefore, the display device is low in power consumption, is convenient for the user to read the electric quantity data, is high in visibility, and can realize payment prompting.
Drawings
Fig. 1 is a schematic view of an electric energy meter display device according to a first embodiment of the present invention;
fig. 2 is a schematic view of an electric energy meter display device according to an embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the following embodiments.
The first embodiment is as follows:
as shown in fig. 1, a display device of an electric energy meter is arranged at a position, which is easy to check, outside a meter box provided with at least one electric energy meter, and is particularly suitable for a prepaid electric energy meter, and comprises a shell, a microprocessor, a communication module, a backlight power supply, a display screen, a key and a payment indication module, wherein the microprocessor is arranged in the shell, the display screen, the key and the payment indication module are arranged on the shell, the microprocessor is in communication connection with the electric energy meter in the meter box through the communication module and is used for acquiring a reading and a payment indication signal of the electric energy meter, and the microprocessor; the payment indicating module is connected with the microprocessor and used for indicating the payment of the user; the backlight power supply and the keys are connected with the microprocessor, and the other end of the backlight power supply is connected with the display screen and used for controlling the microprocessor to trigger the backlight power supply to provide light sources for the display screen through the keys or the payment indicating signals. In this embodiment, the payment indicating module is a light emitting diode, and the light emitting diode is connected with the microprocessor; the microprocessor is a singlechip, and the display screen is an LCD display screen; the communication module is in communication connection with the electric energy meter in the meter box in an RS485, remote carrier or wireless mode.
And the shell is also provided with a reserved interface which is connected with the microprocessor and used for being connected with a water meter or a gas meter, and the display device can be used for displaying the reading of the water meter or the gas meter. In this embodiment, the reserved interface is an RS485 interface.
And the microprocessor is also connected with a mobile terminal through a wireless communication module in a communication manner and used for receiving the power utilization condition through the mobile terminal.
In the embodiment, 12 electric energy meters are installed in the meter box, and a microprocessor in the display device is in communication connection with the electric energy meters in the meter box in an RS485 mode; the microprocessor is also connected with the server, analyzes the electricity consumption data of each electric energy meter, displays the electricity consumption of each electric energy meter, the electricity quantity column statistical chart of each electric energy meter, the user house number corresponding to each electric energy meter, the electricity consumption trend chart of each user, the use state of the electric energy meter, the electricity consumption suggestion and other contents through the display screen, and the display device can simultaneously read the electricity consumption conditions and the electricity consumption analysis results of a plurality of users.
The display device is arranged outside the meter box and is in communication connection with the mobile terminal, a user can read electricity consumption data through the display device or the mobile terminal, fog inside a protective cover of the meter box can be effectively prevented from not being cleared, and therefore the problem that numbers on the electric energy meter cannot be normally checked is solved; in addition, when the residual electric quantity of the electric energy meter is insufficient, when the electric energy meter sends a payment indicating signal to the microprocessor, the microprocessor also triggers the backlight power supply to provide a light source for the display screen, and controls the payment indicating lamp to flicker, a user can know the condition of payment through the payment indicating lamp and can read the power consumption data of the electric energy meter, only when the data is required to be read, the backlight power supply is controlled to provide the light source for the display screen in a manual or automatic mode, so that the power consumption of the display device is reduced, the service life of the display device is prolonged, the payment indicating lamp flicker is controlled through the payment indicating signal, the user can conveniently know the power consumption condition in time, the timely payment is reminded, and the influence caused after the power consumption is finished is avoided.
Example two:
as shown in fig. 2, a data display area for displaying power consumption data is arranged on the display screen, and is different from the first embodiment in that the display screen further includes a payment prompt area for displaying a payment prompt state, the payment prompt area is the payment prompt area, when the microprocessor receives a payment prompt signal, the microprocessor triggers the backlight power supply to work, and at this time, the backlight power supply provides a light source for the display screen, and a user can read the payment prompt area on the display screen to know a payment condition and can also read the power consumption data; therefore, the display device is simpler in structure, does not need an external electronic device, and can display the electricity utilization trend graph, the payment prompt, the using state of the electric energy meter and the electricity utilization suggestion of a user only through the display screen.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (10)
1. The utility model provides a display device of electric energy meter, locates the table case outside of installing an electric energy meter at least, including casing, microprocessor, communication module and the display screen of setting on the casing of setting in the casing, microprocessor is connected through communication module and the electric energy meter communication of table incasement, microprocessor is connected its characterized in that with the display screen: the charging indication module is connected with the microprocessor and used for acquiring a charging indication signal of the electric energy meter through the microprocessor and displaying the charging indication signal through the charging indication module; the backlight power supply and the keys are connected with the microprocessor, and the other end of the backlight power supply is connected with the display screen and used for controlling the microprocessor to trigger the backlight power supply to provide light sources for the display screen through the keys or the payment indicating signals.
2. The display device of the electric energy meter according to claim 1, wherein: the communication module is in communication connection with the electric energy meter in the meter box in an RS485, remote carrier or wireless mode.
3. The display device of the electric energy meter according to claim 1, wherein: the shell is also provided with a reserved interface which is connected with the microprocessor and used for being connected with a water meter or a gas meter.
4. The electric energy meter display device according to claim 3, wherein: the reserved interface is an RS485 interface.
5. The display device of the electric energy meter according to claim 1, wherein: the display screen is an LCD display screen.
6. The display device of the electric energy meter according to claim 1, wherein: the microprocessor is also in communication connection with a mobile terminal and is used for receiving the power utilization condition through the mobile terminal.
7. The display device of the electric energy meter according to claim 1, wherein: the microprocessor is a single chip microcomputer.
8. The display device of the electric energy meter according to claim 1, wherein: the electric energy meter is a prepayment type electric energy meter.
9. The display device of the electric energy meter according to any one of claims 1 to 8, characterized in that: the payment indicating module is a light emitting diode, and the light emitting diode is connected with the microprocessor.
10. The display device of the electric energy meter according to any one of claims 1 to 8, characterized in that: the display screen comprises a payment prompting area used for displaying a payment prompting state, and the payment indicating module is the payment prompting area.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920956895.4U CN210222925U (en) | 2019-06-24 | 2019-06-24 | Display device of electric energy meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920956895.4U CN210222925U (en) | 2019-06-24 | 2019-06-24 | Display device of electric energy meter |
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| Publication Number | Publication Date |
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| CN210222925U true CN210222925U (en) | 2020-03-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920956895.4U Active CN210222925U (en) | 2019-06-24 | 2019-06-24 | Display device of electric energy meter |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113687137A (en) * | 2021-08-11 | 2021-11-23 | 国网河北省电力有限公司衡水供电分公司 | Data display device of three-phase multifunctional intelligent meter and data transmission method thereof |
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2019
- 2019-06-24 CN CN201920956895.4U patent/CN210222925U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113687137A (en) * | 2021-08-11 | 2021-11-23 | 国网河北省电力有限公司衡水供电分公司 | Data display device of three-phase multifunctional intelligent meter and data transmission method thereof |
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