CN208424523U - A kind of system using smart phone control intelligent electric energy meter - Google Patents
A kind of system using smart phone control intelligent electric energy meter Download PDFInfo
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- CN208424523U CN208424523U CN201820900344.1U CN201820900344U CN208424523U CN 208424523 U CN208424523 U CN 208424523U CN 201820900344 U CN201820900344 U CN 201820900344U CN 208424523 U CN208424523 U CN 208424523U
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Abstract
The utility model discloses a kind of systems using smart phone control intelligent electric energy meter, it includes electric energy meter and smart phone, the electric energy meter includes first control circuit, infrared receiving circuit and display screen, the first control circuit control connects the infrared receiving circuit to receive infrared signal, and the first control circuit control connects the display screen；The first control circuit lights backlight according to the infrared signal control display screen and shows electrical energy parameter；The smart phone includes second control circuit and infrared transmitting circuit, the second control circuit control connects the infrared transmitting circuit to send infrared signal to the infrared receiving circuit, there is wireless control to light backlight to solve the problems, such as not checking electrical energy parameter under dim environment, wireless request electrical energy parameter, user can obtain electrical energy parameter without contacting electric energy meter, it is convenient and efficient, without using dedicated infrared copy meter machine.
Description
Technical field
The utility model relates to a kind of systems using smart phone control intelligent electric energy meter.
Background technique
Existing intelligent electric energy meter is normally powering on fortune to save the service life of electric energy and extended back optical diode
The backlight of display screen is not lighted when row, only display backlight is just opened when user presses the key on table manually and shows electric energy ginseng
Number, since intelligent electric energy meter is typically mounted in the closed ammeter box of eminence, ordinary user can not directly open ammeter box i.e.
Just the key that electric energy meter in ammeter box can not be also touched by ladder, due to insufficient light in ammeter box, if not lighting electricity
The backlight of energy table is difficult to see the display content on electric energy meter display screen, even if seeing display content also can not further look into
Other electrical energy parameters are ask, professional meter reading personnel can carry infrared copy meter machine, open electric energy meter by infrared copy meter machine and show
The backlight of screen, issues inquiry instruction by infrared copy meter machine and controls electric energy meter and show corresponding electrical energy parameter, infrared copy meter machine at
This higher ordinary user generally will not specially purchase.
Utility model content
The purpose of the utility model is to overcome the deficiency of the prior art, provide under a kind of environment that intelligent electric energy meter is dim
Ordinary user can not check the solution of electrical energy parameter.
The technical scheme adopted by the utility model to solve the technical problem is as follows:
A kind of system using smart phone control intelligent electric energy meter comprising electric energy meter and smart phone, the electric energy
Table includes first control circuit, infrared receiving circuit and display screen, and the first control circuit control connects the infrared receiver
For circuit to receive infrared signal, the first control circuit control connects the display screen；The first control circuit is according to institute
The infrared signal control display screen is stated to light backlight and show electrical energy parameter；The smart phone include second control circuit and
Infrared transmitting circuit, second control circuit control connect the infrared transmitting circuit to send infrared signal to described infrared
Receive circuit.
In a further preferred embodiment, the infrared signal carrier frequency is 38KHz.
In a further preferred embodiment, the internal or external infrared transmitting circuit of the smart phone.
In a further preferred embodiment, the infrared signal includes lighting backlight request signal and electrical energy parameter request letter
Number, backlight request signal is lighted to light display backlight described in the first controller reception, and first controller receives
Electrical energy parameter request signal shows that corresponding electrical energy parameter, the second control circuit include encoder and modulation to control display screen
Device, the encoder light backlight request signal and electrical energy parameter request signal carries out coding and generates corresponding data for described
Code, the modulator, which is modulated the numeric data code, to be generated infrared signal and is sent to the first control circuit, and described first
Control circuit includes decoder and demodulator, and the demodulator carries out demodulation to infrared signal and generates the numeric data code, described to translate
Code device is decoded described in generation numeric data code and lights backlight request signal and electrical energy parameter request signal.
The beneficial effects of the utility model are:
1, smart phone sends infrared signal by infrared transmitting circuit and lights liquid crystal display backlight and display to electric energy meter
Required electrical energy parameter lights backlight by infrared emission wireless control signal and solves under dim environment that ordinary user can not
The problem of checking electrical energy parameter, wireless request electrical energy parameter can obtain electrical energy parameter without contacting electric energy meter, convenient and efficient,
Without using dedicated infrared copy meter machine.
2, infrared signal carrier frequency is 38KHz, improves the anti-interference ability of infrared signal, reduces the infrared ray in atmosphere
Interference.
3, mainstream smart phone generally all built-in infrared transmit circuit, passes through the application software and infrared control of smart phone
Circuit, which is connected, realizes the transmitting of infrared signal, and smart phone is easier to obtain compared to infrared copy meter machine, convenient and efficient.
4, infrared signal include light backlight request signal and electrical energy parameter request signal, to light backlight request signal and
Electrical energy parameter request signal carries out coding and decoding and further modulation /demodulation, improves anti-interference ability, improves communication reliability.
The utility model is described in further detail with reference to the accompanying drawings and embodiments；But one kind of the utility model makes
It is not limited to the embodiment with the system of smart phone control intelligent electric energy meter.
Detailed description of the invention
Fig. 1 is the system block diagram of one preferred embodiment of the utility model.
Specific embodiment
Embodiment, a kind of shown in Figure 1, system using smart phone control intelligent electric energy meter of the utility model,
It includes electric energy meter 100 and smart phone 200, and the electric energy meter 100 includes first control circuit 110, infrared receiving circuit 120
With display screen 130, the first control circuit 110 control connects the infrared receiving circuit 120 to receive infrared signal, described
The control of first control circuit 110 connects the display screen 130；The smart phone 200 is controlled including application software 210, second
Circuit 220 and infrared transmitting circuit 230, the control of second control circuit 220 connect the infrared transmitting circuit 230 to send
Infrared signal to the infrared receiving circuit 120, the first control circuit 110 controls the display according to the infrared signal
Screen 130 lights backlight and shows electrical energy parameter, can also carry out page turning selection by the application software 210 of smart phone 200 and be wanted
The electrical energy parameter of display.
Application software 210 calls the infrared transmitting circuit 230 of smart phone 200 to drive, and then will call out with the infrared of transmission
Awake order or infrared page-turning display command are encoded, and the infrared signal for being modulated into 38KHz is emitted by infrared transmitting circuit 230
It goes out, intelligent electric energy meter 100 is decoded after receiving the infrared signal, the correctness of the order is then judged, if correct nothing
The liquid crystal page that mistake just lights backlight or shows that user specifies is shown, achievees the purpose that user's checks liquid crystal display.
The infrared signal frequency is anti-interference ability of the 38KHz to improve infrared signal, reduces the interference of the infrared ray in atmosphere.
The smart phone of many middle and high ends has built-in infrared transmitter on the market, meets the hardware requirement of the present embodiment,
The smart phone of those not included infrared transmitters also can meet the present embodiment by being inserted into external infrared transmitter
Hardware requirement.
The infrared signal includes lighting backlight request signal and electrical energy parameter request signal, first controller 110
Including lighting backlight request signal described in reception to light 130 backlight of display screen, first controller 110 includes receiving electric energy
Parameter request signal shows that corresponding electrical energy parameter, the second control circuit 220 include encoder and tune to control display screen 130
Device processed, the encoder light backlight request signal and electrical energy parameter request signal carries out coding and generates corresponding data for described
Code, the modulator, which is modulated the numeric data code, to be generated infrared signal and is sent to the first control circuit, and described first
Control circuit 110 includes decoder and demodulator, and the demodulator carries out demodulation to infrared signal and generates the numeric data code, described
Decoder is decoded described in generation numeric data code and lights backlight request signal and electrical energy parameter request signal, and wireless control is lighted
Backlight solves the problems, such as not checking electrical energy parameter under dim environment, wireless request electrical energy parameter, and user is without contacting electricity
Energy table can obtain electrical energy parameter, convenient and efficient, without using dedicated infrared copy meter machine.
Above-described embodiment only is used to further illustrate that a kind of of the utility model controls intelligent electric energy meter using smart phone
System, but the utility model is not limited to embodiment, it is all according to the technical essence of the utility model to above embodiments
Made any simple modification, equivalent change and modification, each fall in the protection scope of technical solutions of the utility model.
Claims (4)
1. a kind of system using smart phone control intelligent electric energy meter, it is characterised in that: it includes electric energy meter and smart phone,
The electric energy meter includes first control circuit, infrared receiving circuit and display screen, and the first control circuit controls described in connection
For infrared receiving circuit to receive infrared signal, the first control circuit control connects the display screen；The smart phone packet
Second control circuit and infrared transmitting circuit are included, it is red to send that the second control circuit control connects the infrared transmitting circuit
External signal is to the infrared receiving circuit；The first control circuit controls the display screen according to the infrared signal and lights back
Electrical energy parameter needed for light and display.
2. a kind of system using smart phone control intelligent electric energy meter according to claim 1, it is characterised in that: described
Infrared signal carrier frequency is 38KHz.
3. a kind of system using smart phone control intelligent electric energy meter according to claim 1, it is characterised in that: described
The internal or external infrared transmitting circuit of smart phone.
4. a kind of system using smart phone control intelligent electric energy meter according to claim 1, it is characterised in that: described
Infrared signal includes lighting backlight request signal and electrical energy parameter request signal, lights backlight described in the first controller reception
To light display backlight, first controller receives electrical energy parameter request signal and shows phase to control display screen request signal
Electrical energy parameter is answered, the second control circuit includes encoder and modulator, and the encoder lights backlight request letter for described
Number and electrical energy parameter request signal carry out coding and generate corresponding numeric data code, the modulator is modulated life to the numeric data code
It is sent to the first control circuit at infrared signal, the first control circuit includes decoder and demodulator, the demodulation
Device carries out demodulation to infrared signal and generates the numeric data code, and the decoder is decoded described in generation numeric data code and lights backlight
Request signal and electrical energy parameter request signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820900344.1U CN208424523U (en) | 2018-06-11 | 2018-06-11 | A kind of system using smart phone control intelligent electric energy meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820900344.1U CN208424523U (en) | 2018-06-11 | 2018-06-11 | A kind of system using smart phone control intelligent electric energy meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208424523U true CN208424523U (en) | 2019-01-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820900344.1U Active CN208424523U (en) | 2018-06-11 | 2018-06-11 | A kind of system using smart phone control intelligent electric energy meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208424523U (en) |
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2018
- 2018-06-11 CN CN201820900344.1U patent/CN208424523U/en active Active
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