CN202663427U - Household intelligent module - Google Patents
Household intelligent module Download PDFInfo
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- CN202663427U CN202663427U CN 201220333797 CN201220333797U CN202663427U CN 202663427 U CN202663427 U CN 202663427U CN 201220333797 CN201220333797 CN 201220333797 CN 201220333797 U CN201220333797 U CN 201220333797U CN 202663427 U CN202663427 U CN 202663427U
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Abstract
The utility model relates to a household intelligent module, and belongs to the technical field of intelligent home. The module comprises a micro control unit, a power carrier communication module, an electrical energy metering unit, a power supply unit and a serial communication interface, wherein the micro control unit is respectively connected with the power carrier communication module, the electrical energy metering unit, the power supply unit and the serial communication interface; and the power carrier communication module and the electrical energy metering unit are respectively connected with the power supply unit. By the household intelligent module, the problems of intelligent communication and electrical energy metering are solved; the secondary development process of the existing non-intelligent household is omitted; the cost is saved; and the household intelligence is simply realized.
Description
Technical Field
The utility model relates to an intelligence house technical field, in particular to household electrical appliances intelligent module.
Background
At present, the development to intelligent power consumption technical layer is still in the elementary stage abroad, the user is not realized effectively with the management to the feedback of power consumption information, the user still is in the stage of "family" to the grasp of power consumption information, can't know the power consumption situation of single household electrical appliances accurately, the user also lacks the means of formulating the electric power use of oneself according to these information, can't control effectively the work of electrical apparatus in the family, be unfavorable for the utilization ratio that improves the energy, realize "intelligent power consumption, green power consumption" the maximize of creating the grid value.
At the aspect of smart home control, the current home and abroad mainstream methods for controlling home appliances include: the remote control system is controlled in a wired mode such as a serial port and the like, controlled through a universal infrared remote control mode and controlled through a built-in GPRS module. However, several ways of controlling the home appliances in the current smart home applications have many limitations: extra wiring requirements exist when the control is performed in a wired mode such as a serial port and the like, and the control is not beneficial to large house types or control when a wall needs to be penetrated; the control through the universal infrared remote control is limited by infrared, has directivity, can not have a block in the middle, and only can control the household appliances provided with the remote controller in the mode, but can not control the household appliances without the remote control mode; although the limitation of wiring, directionality and the like does not exist when the built-in GPRS module is used for control, each household appliance to be controlled needs to be additionally provided with one GPRS module, the cost is high, and extra flow cost is generated every month; in addition, all current control modes do not combine the control of household appliances with the application of a smart grid, lack effective power utilization control information support and are not beneficial to improving the utilization rate of energy.
Disclosure of Invention
The utility model overcomes prior art's defect provides a household electrical appliances intelligent module, solves current non-intelligent household electrical appliances and realizes intelligent communication scheduling problem.
The utility model discloses a household electrical appliances intelligent module, this module include a little the control unit, a power line carrier communication unit, an electric energy measurement unit, a electrical unit and a serial communication interface, should little the control unit link to each other with this power line carrier communication unit, this electric energy measurement unit, this electrical unit and this serial communication interface respectively, and this power line carrier communication unit and this electric energy measurement unit still link to each other with this electrical unit respectively.
Further, the power carrier communication unit comprises a power carrier communication chip, and the power carrier communication chip is respectively connected with the power supply unit and the micro control unit.
Further, the power carrier communication chip modulates the carrier signal by adopting an orthogonal frequency division multiplexing mode or a direct sequence spread spectrum mode.
Furthermore, the electric energy metering unit comprises an electric energy metering chip which is respectively connected with the power supply unit and the micro control unit.
Furthermore, the module also comprises a wireless receiving and transmitting unit which is respectively connected with the power supply unit and the micro control unit.
The utility model discloses a beneficial effect of intelligent module of household electrical appliances lies in:
1) the power line carrier technology is utilized, the function of remotely controlling the household appliances through the power line is realized, rewiring is not needed, and cost investment is saved;
2) the electric energy metering module is utilized to calculate the power consumption parameters of the household appliances, so that a user can conveniently know the power consumption, the used electric charge and the like of the household appliances, and the purpose of reasonably utilizing the household appliances is achieved;
3) by utilizing the wireless transceiving technology, the household appliances are monitored by the equipment with the wireless communication function, such as a tablet personal computer or a mobile terminal, so that a user can not know the electricity utilization condition of each household appliance without professional monitoring equipment.
Drawings
Fig. 1 is the utility model discloses a structural schematic diagram of household electrical appliances intelligent module.
Fig. 2 is a schematic structural diagram of the power carrier communication unit in fig. 1.
Fig. 3 is a schematic structural diagram of the electric energy metering unit in fig. 1.
Fig. 4 is a schematic structural diagram of another household appliance intelligent module of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the following drawings and specific embodiments.
As shown in fig. 1, the utility model discloses a household electrical appliances intellectuality module 101, module 101 includes a little the control unit 102, a power line carrier communication unit 103, an electric energy metering unit 104, a serial communication interface 105 and a electrical unit 106, little the control unit 102 links to each other with power line carrier communication unit 103, electric energy metering unit 104, serial communication interface 105 and electrical unit 106 respectively, power line carrier communication unit 103 and electric energy metering unit 104 still link to each other with electrical unit 106 respectively. Wherein,
the micro control unit 102 is connected with the household appliance main control chip through the serial communication interface 105, and has three functions, namely, transmitting a control command or data to be transmitted to the power carrier communication unit 103 and receiving a digital signal from the power carrier communication unit 103, transmitting the control command to the electric energy metering unit 104 and receiving household appliance energy consumption information collected and calculated by the electric energy metering unit 104, such as voltage, current, active/reactive/apparent power and the like, transmitting the command information to the household appliance main control chip through the serial communication interface 105 or receiving the information from the household appliance main control chip and the like,
the power carrier communication unit 103 is mainly used for realizing bidirectional communication between the micro control unit 102 and the remote control system, on one hand, the power carrier communication unit 103 modulates a digital signal from the micro control unit 102 into a carrier signal and then couples the carrier signal to a power line, and transmits the carrier signal to the remote control system through the power line, on the other hand, the power carrier communication unit 103 also demodulates a command carrier signal from the remote control system into a digital signal and transmits the digital signal to the micro control unit 102, and the micro control unit 102 further transmits command information of the remote control system to a home appliance main control chip, so as to achieve the purpose of monitoring the home appliance through the power line, in terms of hardware structure, see fig. 2, the power carrier communication unit 103 mainly comprises a controller 201, a modulation and demodulation circuit 202, a transmitting circuit 203, a receiving circuit 204, a protection circuit 205, a coupling circuit 206, a transmitting circuit, The receiving circuit 204, the protection circuit 205 and the coupling circuit 206 are used as interfaces between the power carrier communication unit 103 and the power line, and have functions of isolation, filtering, protection and coupling, the digital or analog signal to be transmitted can be modulated into a carrier signal by the modulation and demodulation circuit 202, the modulated carrier signal is filtered and amplified by the transmitting circuit 203, then coupled to the power line by the coupling circuit 206 via the protection circuit 205, transmitted to the remote control system via the power line, and the carrier signal transmitted by the remote control system via the power line is filtered, amplified and transmitted to the modulation and demodulation circuit 202 by the receiving circuit 204 via the protection circuit 205 after being coupled by the coupling circuit 206, and then demodulated into a digital signal by the modulation and demodulation circuit 202 and transmitted to the micro control unit 102, with the development of the power carrier technology, the controller 201 and the modulation and demodulation circuit 202 of the power carrier communication unit 103 can be replaced by a power carrier communication chip 207, the power carrier communication chip can be divided into different types according to different modulation techniques, such as Orthogonal Frequency Division Multiplexing (OFDM), direct sequence spread spectrum (DS), Binary Frequency Shift Keying (BFSK) and the like, the Binary Frequency Shift Keying (BFSK) mode is realized by a carrier frequency modulation method, the power carrier communication chip is relatively simple, but the anti-interference performance of a modulated signal is relatively poor, the direct sequence spread spectrum (DS) mode can well improve the anti-interference capability of a carrier signal, the error rate is low, code division multiple access is easy to realize, the Orthogonal Frequency Division Multiplexing (OFDM) mode has the advantages of effectively reducing intersymbol interference caused by time dispersion of a channel, simultaneously reducing the complexity in frequency domain equalization in a receiver by adopting the equalization technology, and the OFDM mode is easy to realize, can effectively improve the frequency spectrum utilization rate, and for the selection of the power carrier communication chip, the chip of an OFDM mode or a DS mode can be preferentially adopted, thereby improving the transmission rate and the reliability of the carrier signal,
based on the above functions, referring to fig. 3, the electric energy metering unit 103 mainly comprises a voltage and current acquisition circuit 301, an analog-to-digital conversion circuit 302 and a digital signal processor 303, wherein the voltage and current acquisition circuit 301 acquires the voltage and current of the power line connected to the household appliance, the analog-to-digital conversion circuit 302 performs analog-to-digital conversion, and transmits the converted digital signals of the voltage and the current to the digital signal processor 303, the digital signal processor 303 calculates various energy consumption information parameters of the household appliance and transmits the energy consumption information parameters to the micro control unit 102, the current analog-to-digital conversion and digital signal processing functions can be realized by an electric energy metering chip 304, so that an electric energy quality metering module can be constructed by the electric energy metering chip 304 and a voltage and current acquisition circuit 301,
a serial communication interface 105 for connecting the micro-control unit 102 with the main control chip of the home appliance, generally adopting an RS-232 type interface,
and the power supply module 106 is used for performing voltage reduction processing on the voltage of the household appliance connected to the power line, and providing proper voltage for the micro control unit 102, the power carrier communication unit 103 and the electric energy metering unit 104.
The power line carrier communication mode is applicable to the household electrical appliances that use the power line usually, and require remote control system also to use the power line to get the electricity, certain limitation has, and to panel computer or the mobile terminal that has the wireless control function, power line transmission then can not satisfy the requirement, so the utility model provides a household electrical appliances intelligent module still has the function of wireless receiving and dispatching, see fig. 4, different with module 101, household electrical appliances intelligent module 401 still includes a wireless receiving and dispatching unit 402, this wireless receiving and dispatching unit 402 links to each other with little the control unit 102 and power supply unit 106 respectively, realize the two-way communication between wireless control terminal and the little the control unit 102, reach the purpose of wireless control household electrical appliances, and make things convenient for through wireless terminal, the state of swiftly monitoring household electrical appliances, the condition such as electric energy.
The utility model discloses a household electrical appliances intelligent module can directly be arranged in current all kinds of household electrical appliances, like TV, refrigerator, air conditioner etc. only need link to each other the main control chip of household electrical appliances through the cluster mouth line with the string shape communication interface of this novel module to and with household electrical appliances insert the power line and link to each other with power line interface and electric energy metering unit's voltage electric current acquisition circuit's input can, make current non-intelligent household electrical appliances need not secondary development and can have functions such as intelligent transmission, thereby can be used in directly dropping into intelligent home systems.
The above embodiments are only used for illustrating the present invention, and not for limiting the present invention, and those skilled in the relevant technical field can make various changes and modifications without departing from the spirit and scope of the present invention, so that all equivalent technical solutions also belong to the scope of the present invention, and the protection scope of the present invention should be defined by the claims.
Claims (5)
1. The utility model provides a household electrical appliances intelligent object, its characterized in that, the module includes a little the control unit, a power line carrier communication unit, an electric energy metering unit, a power supply unit and a serial communication interface, little the control unit respectively with power line carrier communication unit the electric energy metering unit the power supply unit reaches serial communication interface links to each other, power line carrier communication unit with the electric energy metering unit still respectively with power supply unit links to each other.
2. The intelligent module of home appliances according to claim 1, wherein the power carrier communication unit comprises a power carrier communication chip, and the power carrier communication chip is connected to the power supply unit and the micro control unit, respectively.
3. The intelligent module of claim 2, wherein the power carrier communication chip modulates the carrier signal using an orthogonal frequency division multiplexing scheme or a direct sequence spread spectrum scheme.
4. The intelligent module of home appliances according to claim 1, wherein the electric energy metering unit comprises an electric energy metering chip, and the electric energy metering chip is connected to the power supply unit and the micro control unit, respectively.
5. A home appliance intelligent module according to any one of claims 1 to 4, wherein the module further comprises a wireless transceiver unit, and the wireless transceiver unit is respectively connected with the power supply unit and the micro control unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220333797 CN202663427U (en) | 2012-07-11 | 2012-07-11 | Household intelligent module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220333797 CN202663427U (en) | 2012-07-11 | 2012-07-11 | Household intelligent module |
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|---|---|
| CN202663427U true CN202663427U (en) | 2013-01-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201220333797 Expired - Fee Related CN202663427U (en) | 2012-07-11 | 2012-07-11 | Household intelligent module |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103885432A (en) * | 2014-04-02 | 2014-06-25 | 侯凤存 | Intelligent home furnishing control system |
| CN103945615A (en) * | 2014-04-30 | 2014-07-23 | 长兴泛亚照明电器有限公司 | Node controller of illumination system of parking lot |
| CN104270293A (en) * | 2014-09-17 | 2015-01-07 | 国家电网公司 | Smart home system based on power carrier |
| CN106325084A (en) * | 2015-06-25 | 2017-01-11 | 中兴通讯股份有限公司 | Intelligent home central controller, terminal, system and control method |
| CN111354179A (en) * | 2020-04-14 | 2020-06-30 | 深圳行知聚能科技发展有限公司 | Intelligent household appliance control system based on power line carrier communication and infrared remote control |
-
2012
- 2012-07-11 CN CN 201220333797 patent/CN202663427U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103885432A (en) * | 2014-04-02 | 2014-06-25 | 侯凤存 | Intelligent home furnishing control system |
| CN103945615A (en) * | 2014-04-30 | 2014-07-23 | 长兴泛亚照明电器有限公司 | Node controller of illumination system of parking lot |
| CN104270293A (en) * | 2014-09-17 | 2015-01-07 | 国家电网公司 | Smart home system based on power carrier |
| CN106325084A (en) * | 2015-06-25 | 2017-01-11 | 中兴通讯股份有限公司 | Intelligent home central controller, terminal, system and control method |
| CN111354179A (en) * | 2020-04-14 | 2020-06-30 | 深圳行知聚能科技发展有限公司 | Intelligent household appliance control system based on power line carrier communication and infrared remote control |
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| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130109 Termination date: 20150711 |
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| EXPY | Termination of patent right or utility model |