CN102748868A - Control device of IOT (Internet Of Things) electric water heater - Google Patents

Control device of IOT (Internet Of Things) electric water heater Download PDF

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Publication number
CN102748868A
CN102748868A CN2012102566626A CN201210256662A CN102748868A CN 102748868 A CN102748868 A CN 102748868A CN 2012102566626 A CN2012102566626 A CN 2012102566626A CN 201210256662 A CN201210256662 A CN 201210256662A CN 102748868 A CN102748868 A CN 102748868A
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CN
China
Prior art keywords
module
water heater
communication module
communication
control
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN2012102566626A
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Chinese (zh)
Inventor
刘剑滨
陈忠胜
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Gateway Electronics Co Ltd Wuxi
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Gateway Electronics Co Ltd Wuxi
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Application filed by Gateway Electronics Co Ltd Wuxi filed Critical Gateway Electronics Co Ltd Wuxi
Priority to CN2012102566626A priority Critical patent/CN102748868A/en
Publication of CN102748868A publication Critical patent/CN102748868A/en
Pending legal-status Critical Current

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Abstract

The invention relates to a control device of an IOT (Internet of Things) electric water heater. The control device comprises a receiving control module and a remote control module, wherein the receiving control module is arranged at the inner part of an electric water heater, is used for monitoring and controlling the work of the electric water heater and receiving and feeding back various control signals and comprises a system power supply module, a sensing detection module, a load control module, a first display and button module, a first RF (Radio Frequency) communication module, a DTMF (Dual Tone Multiple Frequency) communication module, an RS232 (Recommend Standard 232) communication module, a GPRS (General Packet Radio Service) communication module, a WIFI (Wireless Fidelity) communication module and a first operating control MCU (Micro Controller Unit) module; and the remote control module is a handheld type device, is used for carrying out RF communication with the receiving control module, emitting a signal to control the electric water heater and displaying the state of the electric water heater, and comprises a battery power supply module, a second display and button module, a second RF communication module and a second operating control MCU module. The control device of the IOT electric water heater, disclosed by the invention, has the advantages that the control device has functions of RF remote control and network control, thus the electric water heater can be controlled by a user at home, in office or in other places, and the state of the electric water heater can be known.

Description

A kind of Internet of Things electric water heater controller
Technical field
The present invention relates to the control device of electric heater, specifically is a kind of electric water heater controller of using technology of Internet of things.
Background technology
Along with people's is to the continuous pursuit of quality of the life and the continuous development of housing intelligent technology, and the Smart Home development rapidly.Smart Home comprises intelligent appliance control, intelligent lighting, burglar alarm, remote meter reading etc.The whole world has had number in family necessarily the intelligent home network product to be installed at present; It is predicted that following home network product demand will increase substantially; The intelligent water heater part that cannot lack wherein as Smart Home, broad market prospect.
The subject matter of existing water heater controller:
1, the basic employing regulated or the infrared remote control regulative mode manually, and infrared remote control can not penetrate barrier and command range is short.If attractive in appearance from family, water heater is contained in the cabinet, infrared control just cannot be controlled, and manual adjustments is inconvenient more.
2, existing water heater must the user be provided with at the scene, and perhaps the fixing pattern of reservation input can't be accomplished the state of controlling water heater whenever and wherever possible and understanding water heater.
Along with the raising that development of science and technology and people require, this function more and more can not satisfy user's requirement.
Summary of the invention
The objective of the invention is to overcome the deficiency that exists in the prior art; It is the electric heater controller of a kind of RF of having wireless remote control and network control function; Make the user can be at home with other local arbitrary control water heaters such as offices and understand the present various states of water heater; Being very easy to the user, also is a breakthrough to traditional approach.
According to technical scheme provided by the invention; Said Internet of Things electric water heater controller comprises: receive control module and remote control module; Said reception control module is arranged at electric heater inside; Be used to monitor and control the work of water heater; Reception is also fed back all kinds of control signals; The reception control module comprises: system's supply module, sensing detection module, load control module, first demonstration and key-press module, a RF communication module, DTMF communication module, RS232 communication module, GPRS communication module, WIFI communication module, the first calculation control MCU module, the said first calculation control MCU module link to each other with said system supply module, sensing detection module, load control module, first demonstration and key-press module, a RF communication module, DTMF communication module, RS232 communication module, GPRS communication module, WIFI communication module respectively; The first calculation control MCU module is through DTMF communication module and telephone line wireless connections, and the first calculation control MCU module is through RS232 communication module, GPRS communication module or WIFI communication module access network; Said remote control module is a portable equipment; Be used for and receive control module RF communication; Send control water heater signal and display water heater state, remote control module comprises: powered battery module, second demonstration and key-press module, the 2nd RF communication module, the second calculation control MCU module, the said second calculation control MCU module respectively with said powered battery module; Second shows and key-press module, and the 2nd RF communication module links to each other.
Further; Said load control module comprises controllable silicon, the controllable silicon drive circuit of control heater strip load break-make; Connect between the output of the first calculation control MCU module and the controllable silicon drive circuit and isolate optocoupler, controllable silicon drive circuit connects the silicon controlled control end again.
The said first calculation control MCU module adopts MCU chip ADSP-21991.
A said RF communication module comprises antenna, signal coupling circuit, signal filter circuit, signal amplification circuit and the chip I A4421 that is connected successively with the 2nd RF communication module; First, second RF communication module operating frequency is 315MHz or 433MHz, is used for the both-way communication of said reception control module and remote control module.
Said DTMF communication module comprises telephony interface, signal coupling circuit, signal filter circuit, signal amplification circuit and the chip MT8880 that connects successively; Be used for the user and water heater operated and read the water heater state through telephone wire, chip MT8880 links to each other with the first calculation control MCU module.
Said RS232 communication module comprises network interface, signal filter circuit, signal amplification circuit and the communication chip MX232 that connects successively; Be used for through the internet water heater state is operated and read to the first calculation control MCU module, communication chip MX232 links to each other with the first calculation control MCU module.
Said GPRS communication module comprises signal transmission circuit and receiving circuit, signal coupling circuit, signal filter circuit, signal amplification circuit and the chip I nfineon Tech 7880 that connects successively; Be used for the user and carry out communication through mobile phone and water heater, chip I nfineon Tech 7880 links to each other with the first calculation control MCU module.
Said WIFI communication module comprises signal transmission circuit and receiving circuit, signal coupling circuit, signal filter circuit, signal amplification circuit and the communication chip RTL8188CUS that connects successively; Be used for the user and carry out communication through wireless router and water heater, communication chip RTL8188CUS links to each other with the first calculation control MCU module.
The said second calculation control MCU module adopts MCU chip MEGA88.
Advantage of the present invention is:
1, simple operation.This controller adopts multiple communication modes, and the user can adopt remote controller whenever and wherever possible, PC, and telephone set, mobile phone, multiple mode such as internet is controlled water heater and is inquired about the water heater state, has great convenience for the user.
2, upgrading is convenient.The contained multiple communication modes of this controller can be used as the communication core of Smart Home, can expand to connect to comprise tame electric control future such as illumination control and monitoring control etc.
Description of drawings
Fig. 1 is that the present invention receives control module circuit structure block diagram.
Fig. 2 is a remote control module circuit structure block diagram of the present invention.
Fig. 3 is a software systems block diagram of the present invention.
The specific embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is described further.
The present invention includes and receive control module and remote control module.
One, receives control module.
Receive control module and place electric heater inner, function comprises: detect also control water heater, receive and feed back all kinds of input signals (network, phone, wireless etc.).As shown in Figure 1, receive control module and comprise following modules: system's supply module, sensing detection module, load control module, first demonstration and key-press module, a RF communication module, DTMF communication module, RS232 communication module, GPRS communication module, WIFI communication module, the first calculation control MCU module.The said first calculation control MCU module links to each other with said system supply module, sensing detection module, load control module, first demonstration and key-press module, a RF communication module, DTMF communication module, RS232 communication module, GPRS communication module, WIFI communication module respectively; The first calculation control MCU module is through DTMF communication module and telephone line wireless connections, and the first calculation control MCU module is through RS232 communication module, GPRS communication module or WIFI communication module access network.
Said system supply module comprises transformer, EMC/EMI circuit, rectification and filter circuit.Change the input of 220V civil power into the multichannel low-voltage direct, be used for the power supply of subsequent module.
Said sensing detection module comprises level sensor and cooling-water temperature sensor and all kinds of filter circuits that are associated.With the water level and the water temperature of water tank, and environment temperature changes the data signal that the first calculation control MCU module can read into.
Said load control module comprises controllable silicon BTA41, and controllable silicon drive circuit connects the isolation optocoupler of the first calculation control MCU module and controllable silicon drive circuit.Be used to control the break-make of heater strip load.
Said first shows and key-press module, comprises the LCD liquid crystal display, LED-backlit and operation push-button, and corresponding driving chip SC1621.Be used for operating user interface.
A said RF communication module comprises the antenna, signal coupling circuit, signal filter circuit, signal amplification circuit and the chip I A4421 that connect successively, and RF module operating frequency is 315MHz or 433MHz.Be used for both-way communication with remote control module.
Said DTMF communication module comprises the telephony interface, signal coupling circuit, signal filter circuit, signal amplification circuit and the chip MT8880 that connect successively, and chip MT8880 links to each other with the first calculation control MCU module.The user can operate and read the water heater state through telephone wire to water heater.
Said RS232 communication module comprises the network interface, signal filter circuit, signal amplification circuit and the communication chip MX232 that connect successively, and communication chip MX232 links to each other with the first calculation control MCU module.The user can operate and read the water heater state through netting twine to controller.
Said GPRS communication module; Comprise the signal transmission circuit and receiving circuit, signal coupling circuit, signal filter circuit, signal amplification circuit and the chip I nfineon Tech 7880 that connect successively, chip I nfineon Tech 7880 links to each other with the first calculation control MCU module.The user can carry out communication through mobile phone and water heater.
Said WIFI communication module; Comprise the signal transmission circuit and receiving circuit, signal coupling circuit, signal filter circuit, signal amplification circuit and the communication chip RTL8188CUS that connect successively, communication chip RTL8188CUS links to each other with the first calculation control MCU module.The user can carry out communication through wireless router and water heater.
The said first calculation control MCU module module comprises MCU chip ADSP-21991, peripheral filter circuit, signal amplification circuit, level-conversion circuit.This is the core of The whole control system, is responsible for handling all kinds of input signals, at last output.
Two, remote control module.
Remote control module is a portable equipment, and function comprises: with reception control module RF communication, control water heater and display water heater state.As shown in Figure 2; Remote control module comprises following modules: powered battery module, second demonstration and key-press module, the 2nd RF communication module, the second calculation control MCU module; The said second calculation control MCU module respectively with said powered battery module; Second shows and key-press module, and the 2nd RF communication module links to each other.
Said powered battery module comprises 2 1.5V batteries, the diode of anti-battery reversal connection.Be used for the power supply of remote controller.
Said second shows and key-press module, comprises liquid crystal LCD, touch key-press and chip for driving SC1621.Being used for user interface handles.
Said the 2nd RF communication module comprises reception antenna, signal coupling circuit, and signal filter circuit, signal amplification circuit, and chip I A4421, RF module operating frequency is 315MHz or 433MHz.Be used for and receive the both-way communication of control module.
The said second calculation control MCU module comprises MCU chip MEGA88, signal amplification circuit, level-conversion circuit.Be responsible for handling all kinds of input signals, at last output.
Three, software systems.
As shown in Figure 3, software systems of the present invention comprise cell phone software, Internet software, and PC software etc. provide the operation interface of all types of user under all kinds of communication modes.Mainly comprise: various bottom layer driving (RF driving, DTMF driving, RS232 driving, GPRS driving, WIFI drive), protocol analysis (RF communications protocol, ICP/IP protocol, GPRS agreement), transparent transmission, network parameter are provided with module, and the application layer of the superiors.

Claims (9)

1. Internet of Things electric water heater controller; It is characterized in that: comprise receiving control module and remote control module; Said reception control module is arranged at electric heater inside; Be used to monitor and control the work of water heater; Reception is also fed back all kinds of control signals; The reception control module comprises: system's supply module, sensing detection module, load control module, first demonstration and key-press module, a RF communication module, DTMF communication module, RS232 communication module, GPRS communication module, WIFI communication module, the first calculation control MCU module, the said first calculation control MCU module link to each other with said system supply module, sensing detection module, load control module, first demonstration and key-press module, a RF communication module, DTMF communication module, RS232 communication module, GPRS communication module, WIFI communication module respectively; The first calculation control MCU module is through DTMF communication module and telephone line wireless connections, and the first calculation control MCU module is through RS232 communication module, GPRS communication module or WIFI communication module access network; Said remote control module is a portable equipment; Be used for and receive control module RF communication; Send control water heater signal and display water heater state, remote control module comprises: powered battery module, second demonstration and key-press module, the 2nd RF communication module, the second calculation control MCU module, the said second calculation control MCU module respectively with said powered battery module; Second shows and key-press module, and the 2nd RF communication module links to each other.
2. a kind of Internet of Things electric water heater controller as claimed in claim 1; It is characterized in that; Said load control module comprises controllable silicon, the controllable silicon drive circuit of control heater strip load break-make; Connect between the output of the first calculation control MCU module and the controllable silicon drive circuit and isolate optocoupler, controllable silicon drive circuit connects the silicon controlled control end again.
3. a kind of Internet of Things electric water heater controller as claimed in claim 1 is characterized in that, the said first calculation control MCU module adopts MCU chip ADSP-21991.
4. a kind of Internet of Things electric water heater controller as claimed in claim 1; It is characterized in that; A said RF communication module comprises antenna, signal coupling circuit, signal filter circuit, signal amplification circuit and the chip I A4421 that is connected successively with the 2nd RF communication module; First, second RF communication module operating frequency is 315MHz or 433MHz, is used for the both-way communication of said reception control module and remote control module.
5. a kind of Internet of Things electric water heater controller as claimed in claim 1; It is characterized in that; Said DTMF communication module comprises telephony interface, signal coupling circuit, signal filter circuit, signal amplification circuit and the chip MT8880 that connects successively; Be used for the user and water heater operated and read the water heater state through telephone wire, chip MT8880 links to each other with the first calculation control MCU module.
6. a kind of Internet of Things electric water heater controller as claimed in claim 1; It is characterized in that; Said RS232 communication module comprises network interface, signal filter circuit, signal amplification circuit and the communication chip MX232 that connects successively; Be used for through the internet water heater state is operated and read to the first calculation control MCU module, communication chip MX232 links to each other with the first calculation control MCU module.
7. a kind of Internet of Things electric water heater controller as claimed in claim 1; It is characterized in that; Said GPRS communication module comprises signal transmission circuit and receiving circuit, signal coupling circuit, signal filter circuit, signal amplification circuit and the chip I nfineon Tech 7880 that connects successively; Be used for the user and carry out communication through mobile phone and water heater, chip I nfineon Tech 7880 links to each other with the first calculation control MCU module.
8. a kind of Internet of Things electric water heater controller as claimed in claim 1; It is characterized in that; Said WIFI communication module comprises signal transmission circuit and receiving circuit, signal coupling circuit, signal filter circuit, signal amplification circuit and the communication chip RTL8188CUS that connects successively; Be used for the user and carry out communication through wireless router and water heater, communication chip RTL8188CUS links to each other with the first calculation control MCU module.
9. a kind of Internet of Things electric water heater controller as claimed in claim 1 is characterized in that, the said second calculation control MCU module adopts MCU chip MEGA88.
CN2012102566626A 2012-07-24 2012-07-24 Control device of IOT (Internet Of Things) electric water heater Pending CN102748868A (en)

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Application Number Priority Date Filing Date Title
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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102967340A (en) * 2012-11-23 2013-03-13 苏州优德通力电气有限公司 Water level detection phone alarm
CN103615807A (en) * 2013-11-27 2014-03-05 中山华帝燃具股份有限公司 Electric water heater remote control system
CN103729991A (en) * 2013-11-27 2014-04-16 中山市蓝水能源科技发展有限公司 WIFI (wireless fidelity) remote control system of air-conditioner and water heater
CN104101100A (en) * 2013-06-26 2014-10-15 芜湖美的厨卫电器制造有限公司 Water heater and control method thereof
CN104729098A (en) * 2013-12-24 2015-06-24 罗伟强 Control device of intelligent water heater
CN106470224A (en) * 2015-08-18 2017-03-01 中兴通讯股份有限公司 The control method of smart machine and device
CN106519047A (en) * 2016-11-28 2017-03-22 芜湖光荣网络科技有限公司 Modified starch drying device
CN112804127A (en) * 2021-02-02 2021-05-14 浙江中广电器股份有限公司 Water heater based on thing networking

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Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102967340A (en) * 2012-11-23 2013-03-13 苏州优德通力电气有限公司 Water level detection phone alarm
CN104101100A (en) * 2013-06-26 2014-10-15 芜湖美的厨卫电器制造有限公司 Water heater and control method thereof
CN104101100B (en) * 2013-06-26 2017-02-08 芜湖美的厨卫电器制造有限公司 Water heater and control method thereof
CN103615807A (en) * 2013-11-27 2014-03-05 中山华帝燃具股份有限公司 Electric water heater remote control system
CN103729991A (en) * 2013-11-27 2014-04-16 中山市蓝水能源科技发展有限公司 WIFI (wireless fidelity) remote control system of air-conditioner and water heater
CN104729098A (en) * 2013-12-24 2015-06-24 罗伟强 Control device of intelligent water heater
CN106470224A (en) * 2015-08-18 2017-03-01 中兴通讯股份有限公司 The control method of smart machine and device
CN106519047A (en) * 2016-11-28 2017-03-22 芜湖光荣网络科技有限公司 Modified starch drying device
CN112804127A (en) * 2021-02-02 2021-05-14 浙江中广电器股份有限公司 Water heater based on thing networking

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Application publication date: 20121024