CN203324400U - Electric appliance energy consumption metering system - Google Patents
Electric appliance energy consumption metering system Download PDFInfo
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- CN203324400U CN203324400U CN2013203375236U CN201320337523U CN203324400U CN 203324400 U CN203324400 U CN 203324400U CN 2013203375236 U CN2013203375236 U CN 2013203375236U CN 201320337523 U CN201320337523 U CN 201320337523U CN 203324400 U CN203324400 U CN 203324400U
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- energy consumption
- electrical appliance
- metering system
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Abstract
The utility model provides an electric appliance energy consumption metering system used for metering the energy consumption condition of an electric appliance connected into a plug seat. The electric appliance energy consumption metering system comprises a processor and a data storage device connected with the processor, wherein the processor is used for sampling the current and the voltage of the circuit of the electric appliance and is used for subjecting sampling results to calculating and processing operation, and data obtained from the calculating and processing operation are stored in the data storage device. The beneficial effects of the electric appliance energy consumption metering system are that the energy consumption condition of the electric appliance can be in a visually direct manner through the electric appliance energy consumption metering system; a user can be urged to save electricity, and therefore an energy-saving and environment-protecting aim can be realized; the electric appliance energy consumption metering system is arranged on a wall surface plug seat in an integrated manner; as long as the electric appliance is connected into the plug seat, the energy consumption condition of the electric appliance can be calculated and displayed; the electric appliance energy consumption metering system is advantaged by convenience of use, ease of popularization, simple structure, and low cost.
Description
Technical field
The utility model belongs to electrical appliance measurement of power loss technical field, is specifically related to a kind of electrical appliance energy consumption metering system.
Background technology
Common socket does not have the function of the energy consumption of detection and demonstration access electrical appliance at present, most users can't understand the energy consumption of electrical appliance reality, cause waste, even, and electrical appliance is closed time access socket and still can be consumed a small amount of electric energy, the user has often wasted a large amount of electric power resources in unwitting situation.Therefore the energy consumption that is necessary the electrical appliance to accessing socket is detected, so that the user obtains the energy consumption of electrical appliance intuitively, thereby reaches the purpose of supervising user's using electricity wisely.
The utility model content
In order to realize detecting the technical purpose of the electrical appliance energy consumption that accesses socket, the utility model provides a kind of electrical appliance energy consumption metering system, and concrete technical scheme is as follows:
A kind of electrical appliance energy consumption metering system, measured for the energy consumption of electrical appliance to the access socket, and described socket is a road electrical appliance power supply.Described electrical appliance energy consumption metering system comprises processor and the data-carrier store be connected with processor, described processor accesses zero line and the live wire of described socket electric current and the voltage of described electrical appliance is sampled, and sampled result is carried out to computing, obtain the energy consumption data of described electrical appliance, and described energy consumption data is sent to described data-carrier store storage.
As prioritization scheme, the utility model also comprises LCDs, and described LCDs is connected with described processor; Described processor is presented at described energy consumption data on described LCDs.
As prioritization scheme, the utility model also comprises power circuit, and described power circuit is described processor and the power supply of described data-carrier store; Described power circuit access 220V civil power, and export the 5V power supply by the mode of resistance-capacitance depressurization.
As prioritization scheme, the SOC computation chip that described processor adopting model is BL6533.
As prioritization scheme, described data-carrier store adopts the BL24C02 chip.
As prioritization scheme, described processor adopting shunt access way is sampled to electric current, and adopts the electric resistance partial pressure mode to be sampled to voltage.
As prioritization scheme, described energy consumption data comprises power, electricity consumption time and power consumption.
As prioritization scheme, described electrical appliance energy consumption metering system is integrated to be arranged on described socket.
The beneficial effects of the utility model are:
(1) can get information about the energy consumption of the electrical appliance of access socket by the utility model, supervise user's using electricity wisely, thereby reach the purpose of energy-conserving and environment-protective;
(2) the utility model is integrated is arranged on wall jack, as long as electrical appliance is accessed in socket, can calculate and show the energy consumption of this electrical appliance, easy to use, be easy to promote;
(3) the utility model is simple in structure, with low cost.
The accompanying drawing explanation
Fig. 1 is system chart of the present utility model;
The circuit theory diagrams that Fig. 2 is power circuit of the present utility model;
The circuit theory diagrams that Fig. 3 a is processor of the present utility model;
The circuit theory diagrams of the impulse output circuit that Fig. 3 b is processor of the present utility model;
The circuit theory diagrams of the current sampling circuit that Fig. 3 c is processor of the present utility model;
The circuit theory diagrams of the voltage sampling circuit that Fig. 3 d is processor of the present utility model;
The circuit theory diagrams that Fig. 4 is data-carrier store of the present utility model;
The circuit theory diagrams that Fig. 5 a is LCDs circuit of the present utility model;
The circuit theory diagrams that Fig. 5 b is display control circuit of the present utility model;
Fig. 6 a is the circuit theory diagrams one that button of the present utility model selects to arrange circuit;
Fig. 6 b is the circuit theory diagrams two that button of the present utility model selects to arrange circuit.
Sequence number in upper figure: 1-processor, 2-data-carrier store, 3-LCDs, 4-power circuit, 5-electrical appliance.
Embodiment
Below in conjunction with accompanying drawing, with embodiment, further illustrate concrete technical scheme of the present utility model.
Embodiment 1:
As shown in Figure 1, a kind of electrical appliance energy consumption metering system, measured for the energy consumption of electrical appliance to the access socket, and socket is a road electrical appliance power supply.The electrical appliance energy consumption metering system comprises processor 1, data-carrier store 2, LCDs 3 and power circuit 4; Processor 1 is connected with LCDs 3 with data-carrier store 2 respectively, and power circuit 4 is processor 1 and data-carrier store 2 power supplies.Zero line and the live wire of processor 1 access socket are sampled to electric current and voltage in electrical appliance 5 circuit, and sampled result is carried out to computing, obtain the energy consumption data of electrical appliance 5, and energy consumption data is sent to data-carrier store 2 storages; Processor 1 is integrated with the liquid crystal drive function, and processor 1 is presented at the data after computing on LCDs 3.In the present embodiment, energy consumption data comprises power, electricity consumption time and power consumption.
In the present embodiment, power circuit 4 access 220V civil powers, and export the 5V power supply by the mode of resistance-capacitance depressurization.As shown in Figure 2, U1 is the three terminal regulator that model is BL8551, and C4 is the safety capacitor of metallized polypropylene film, the metal oxidation resistance that R4 is 3W200 Ω.According to: C=14.5 I (wherein the bodge of C is μ F, and the unit of I is A), capacitor C 4=0.33 μ F, maximum can provide the electric current of 22.76 mA, can meet the requirement of system fully.
In the present embodiment, the electrical appliance energy consumption metering system is integrated to be arranged on wall jack, and processor 1 adopts the SOC computation chip that model is BL6533, as shown in Figure 3 a; Data-carrier store 2 adopts the BL24C02 chip, as shown in Figure 4; LCDs 3 is LCD display of 7, and wherein decimal place is one, as shown in Figure 6.The single-chip microcomputer and 4 * 18 that the BL6533 chip internal has embedded meritorious computation chip, 4K size ROM is the liquid crystal drive of totally 72 sections characters, the BL6533 chip has comprised electric energy metrical unit and data processing unit, the electric energy metrical unit the dynamic range (being the ratio of maximum current and minimum current) of electric current input (500:1) in, nonlinearity erron can be less than 0.1%; Data processing unit is the HC05 kernel that adopts 8bit, built-in two groups of I/O mouths, two groups of counters, OSC/RC vibration, house dog, hummer output and 4 * 18 LCD Presentation Function.The impulse output circuit of the utility model processor, current sampling circuit and voltage sampling circuit are as shown in Fig. 3 b, Fig. 3 c and Fig. 3 d.
When electrical appliance power surpasses 220V/10A, circuit provides alerting signal, drives buzzer warning, with reminding user, turns off electrical appliance, to guarantee the safety of circuit normal operation.
As shown in Fig. 3 c and Fig. 3 d, 1 pair of current sample of processor adopts the shunt access way, and 1 pair of voltage sample of processor adopts the electric resistance partial pressure mode, as shown in Figure 5.The decay of input voltage realizes by simple multilevel resistance potential-divider network, and the verification scope of should allow ± 30% left and right of this attenuation network, arrange by 8421 codings.And potential-divider network-the 3dB frequency is to be realized by the resistance of two parallel connections and electric capacity, according to
The coupling of calculating and channel 1 and channel 2, we select R3=1K Ω, C3=33nF.Adopt adjustable resistance to regulate the divider resistance resistance, carry out regulation voltage sample size control accuracy.In addition, in the end between one-level and processor pin V2P, place R16=100K Ω, to reduce in debug process, the direct impact of electric soldering iron on processor chips.The design of current channel: consider the impact of channel balance and shunt stray inductance, adopt simple RC design of filter, i.e. R1=R2=1K Ω, C1=C2=33nF, meet equally
,
.
Software for Design of the present utility model is as follows:
In the present embodiment, adopt the RC vibration as clock frequency, by button, switch power consumption and electricity consumption time data.Can pass through the level setting of processor pin A2, while coming initialization system to power on, whether data preserve; By the level setting of pin A7, the decimal place while selecting LCD to show; Enter menu is set with button K1, and can take turns and show to select by button, with button, K2 be arranged confirmation, and button of the present utility model is selected circuit to be set as shown in Fig. 6 a and Fig. 6 b.
The utility model carries out the data storage by data-carrier store 2, and utilizes the liquid crystal drive function of processor 1 to drive LCDs 3, as shown in Figure 5 b.The calibration pulse can directly be exported high-frequency signal by 53 pin CF of processor 1, and the connection photoelectrical coupler outputs to the calibration instrument and carries out Ammeter Test.
The data of electric energy metrical are stored in storer 2, and by the i.e. LCD demonstration of 7 of LCDs 3, wherein decimal place is one, as shown in Figure 5 a.And processor 1 can be by pin A7 arrange to select decimal place (two-decimal when pin A7 is high level, decimal when pin A7 is low level).The storage mode (not zero clearing of data when pin A2 is high level, data zero clearing when pin A2 is low level) of data when the pin A1 of processor 1 can be used for that system is set and powers on.Pin A2 is high level in the present embodiment, not zero clearing of data when the expression system powers on; Pin A7 is low level, means that it is a decimal that 7 LCD show.
Workflow of the present utility model is as follows:
It is in erasable storer BL24C02 that the parameters data of system are stored in data-carrier store 2, reads related data after system powers on from data-carrier store.
After electrical appliance inserts socket, processor 1 is, after starting working and the input of active energy detected by data processing unit in the electric energy metrical unit of BL6533, to start timing.Power data, in energising monitoring after 5 minutes, shows by LCDs; Within every 5 minutes, detect 1 time, and new data more.Electric weight is by the electric energy metrical unit sampling of processor 1, and transmission power data is to data processing unit; Every 12800 electric pulse data are 1 degree electricity, and every 0.01 degree electricity is new data more, and in accumulative total in time galvanization.
The utility model can be with many multi-form realizations, and should not be construed as the restriction of the embodiment be subject in this proposition.
Claims (8)
1. an electrical appliance energy consumption metering system, energy consumption for the electrical appliance to the access socket is measured, described socket is a road electrical appliance power supply, it is characterized in that, described electrical appliance energy consumption metering system comprises processor and the data-carrier store be connected with processor, described processor accesses zero line and the live wire of described socket electric current and the voltage of described electrical appliance is sampled, and sampled result is carried out to computing, obtain the energy consumption data of described electrical appliance, and described energy consumption data is sent to described data-carrier store storage.
2. a kind of electrical appliance energy consumption metering system according to claim 1, is characterized in that, also comprises LCDs, and described LCDs is connected with described processor; Described processor is presented at described energy consumption data on described LCDs.
3. a kind of electrical appliance energy consumption metering system according to claim 1, is characterized in that, also comprises power circuit, and described power circuit is described processor and the power supply of described data-carrier store; Described power circuit access 220V civil power, and export the 5V power supply by the mode of resistance-capacitance depressurization.
4. a kind of electrical appliance energy consumption metering system according to claim 1, is characterized in that, the SOC computation chip that described processor adopting model is BL6533.
5. a kind of electrical appliance energy consumption metering system according to claim 1, is characterized in that, described data-carrier store adopts the BL24C02 chip.
6. a kind of electrical appliance energy consumption metering system according to claim 1, is characterized in that, described processor adopting shunt access way is sampled to electric current, and adopt the electric resistance partial pressure mode to be sampled to voltage.
7. a kind of electrical appliance energy consumption metering system according to claim 1, is characterized in that, described energy consumption data comprises power, electricity consumption time and power consumption.
8. according to claim 1 or 2 or 3 described a kind of electrical appliance energy consumption metering systems, it is characterized in that, described electrical appliance energy consumption metering system is integrated to be arranged on described socket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203375236U CN203324400U (en) | 2013-06-13 | 2013-06-13 | Electric appliance energy consumption metering system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203375236U CN203324400U (en) | 2013-06-13 | 2013-06-13 | Electric appliance energy consumption metering system |
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| Publication Number | Publication Date |
|---|---|
| CN203324400U true CN203324400U (en) | 2013-12-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013203375236U Expired - Fee Related CN203324400U (en) | 2013-06-13 | 2013-06-13 | Electric appliance energy consumption metering system |
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| CN (1) | CN203324400U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107255746A (en) * | 2017-06-22 | 2017-10-17 | 黄淮学院 | A kind of single-phase electricity electric power meter |
| CN110146740A (en) * | 2019-04-03 | 2019-08-20 | 国网浙江省电力有限公司 | A kind of household appliances energy consumption calculation system |
| CN110568257A (en) * | 2019-08-14 | 2019-12-13 | 广州亚禾电子科技有限公司 | continuous monitoring method and device for energy consumption of air conditioner |
-
2013
- 2013-06-13 CN CN2013203375236U patent/CN203324400U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107255746A (en) * | 2017-06-22 | 2017-10-17 | 黄淮学院 | A kind of single-phase electricity electric power meter |
| CN110146740A (en) * | 2019-04-03 | 2019-08-20 | 国网浙江省电力有限公司 | A kind of household appliances energy consumption calculation system |
| CN110568257A (en) * | 2019-08-14 | 2019-12-13 | 广州亚禾电子科技有限公司 | continuous monitoring method and device for energy consumption of air conditioner |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: SHANGHAI TANG ELECTRONICS CO., LTD. Free format text: FORMER OWNER: SHANGHAI RUITAO INFORMATION TECHNOLOGY CO., LTD. Effective date: 20140616 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 201401 FENGXIAN, SHANGHAI TO: 201802 JIADING, SHANGHAI |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20140616 Address after: 201802 Shanghai South Road, Jiading District, No. 4268 A District No. 1276 Patentee after: SHANGHAI TANG ELECTRONICS CO., LTD. Address before: 201401, room 7, building 259, 300 Hing Middle Road, South Bridge Town, Shanghai, Fengxian District Patentee before: Shanghai Ruitao Information Technology Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131204 Termination date: 20180613 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |