CN204740445U - A home appliance remote control disaster prevention system based on mobile phone - Google Patents

Abstract

The utility model provides a household electrical appliances remote control system of prevening disaster based on cell -phone mobile terminal for the remote control household electrical appliances are monitored and are fed back indoor safety information. The household electrical appliances remote control is prevent disaster the device and is included vary voltage circuit module, relay control module, GSM communication module, temperature and humidity measurement module, gas concentration detection module. The user perhaps sends short messages through the cell -phone dialing and this device carries out long -range information exchange to reach the real time control household electrical appliances and acquire the mesh of indoor safety information. The utility model has the advantages of uncontrolled a limit in distance, emphasize indoor safe, small, the installation is simple. In case indoor coal gas concentration is too high, the device is with the communication of self -closing electromagnetic wave in order to avoid to cause disaster the source also be the big characteristics of one of which.

Description

A home appliance remote control disaster prevention system based on mobile phone

technical field

The utility model relates to the technical field of smart household equipment, in particular to a home appliance remote control disaster prevention device based on a mobile phone mobile terminal.

Background technique

With the increase of household appliances in modern families and the rapid development of communication technology, people have higher requirements for the comfort and safety of their living environment. People urgently hope to remotely control various household appliances in the home at any time or at any place through the remote terminal, and to monitor the safety status of the indoor environment in real time. At the same time, it is also possible to turn on the air conditioner, water heater and other equipment in the home in advance by remote control on the way to get off work, so as to improve the comfort of life.

In the prior art, methods for remotely controlling household appliances are mainly implemented through Internet networks, bluetooth interfaces, telephone lines or mobile communication networks. Among them, the Bluetooth interface is a device based on radio frequency technology, which causes home appliances to be controlled within a short distance and has poor anti-interference performance; the remote control device with a telephone line access is extremely inconvenient to install because it needs to be connected to the telephone line. And the control method of its terminal is more limited, can only be controlled by calling; When carrying out remote control by Internet network, because the supporting application software development cost of Internet network is high, therefore, its popularization is relatively poor.

With the global coverage of mobile phone networks and the popularity of smart phones, remote control using the GSM network has a good market prospect because of its low cost and simple operation. In the prior art, there is no device that applies the GSM network to the field of home appliance safety control.

Utility model content

In order to overcome the above technical problems, the utility model provides a remote control disaster prevention device for home appliances that is easy to install and operate, not limited by distance and conditions, has high safety, and can monitor and protect the indoor environment.

In order to solve the above technical problems, the utility model provides a technical solution: a home appliance remote control disaster prevention system based on a mobile phone mobile terminal, the remote control disaster prevention system includes a communication adaptation device, a plurality of The terminals of the equipment and the communication adaptation device and the mobile phone as a mobile communication terminal, the communication adaptation device includes a GSM communication module for receiving and sending communication information, a relay control module for controlling the switching status of household appliances, and a relay control module for A temperature and humidity detection module for detecting the indoor temperature and humidity conditions of the home appliances and a gas concentration detection module for detecting the indoor gas concentration conditions of the home appliances;

The communication terminal mobile phone transmits the user's instruction information to the GSM communication module in the communication adaptation device for processing through the mobile phone dialing or sending a short message, and the relay control module controls the household appliances to perform corresponding switching actions; the communication adaptation device When the temperature and humidity detection module and the gas concentration detection module detect that the indoor temperature and humidity or the gas concentration value reaches the preset value, the GSM communication module transmits information to the mobile phone to remind the user, and through the relay control module to control the household appliances. Power outage processing.

The GSM communication module includes a signal receiver, a signal converter and a programmable logic controller.

The communication adaptation device is also provided with a voltage transformation circuit module for supplying power to the relay control module, the GSM communication module, the temperature and humidity detection module and the gas concentration detection module after transforming the mains.

The transformer circuit module is used to transform 220VAC electricity into 5VDC electricity.

The relay control module includes a relay driving circuit and a central single-chip microcomputer, wherein the central single-chip microcomputer controls switches of household electrical appliances through the relay driving circuit.

The temperature and humidity detection module uses an NTC thermistor sensor.

The gas concentration detection module uses a semiconductor gas sensor.

The beneficial effects of the utility model:

The utility model provides a home appliance remote control disaster prevention system based on a mobile phone terminal. Users only need to dial or send text messages through the mobile phone terminal to exchange remote information with the device, so as to achieve real-time control of home appliances and obtain indoor safety information. The system as a whole has the advantages of not being limited by the control distance, good reliability, focusing on indoor safety, small size, and simple installation. Once the indoor gas concentration is too high, the device will automatically shut down the electromagnetic wave communication to avoid becoming a source of disaster, which improves the safety of the indoor environment and is suitable for popularization and use.

Description of drawings

Fig. 1 is a structural block diagram of the utility model.

Detailed ways

Below in conjunction with accompanying drawing and specific embodiment the utility model is described in further detail:

A home appliance remote control disaster prevention system based on a mobile phone mobile terminal. The device as a whole includes an intelligent double plug, a transformer circuit module, a relay control module, a GSM communication module, a temperature and humidity detection module, and a gas concentration detection module; SMS and devices exchange information remotely to achieve the purpose of real-time control of home appliances and access to indoor safety information. Transformer circuit module, relay control module, GSM communication module, temperature and humidity detection module, gas concentration detection module form a circuit control system, and the system shares 5VDC power.

Described GSM communication module, what concretely used is SIEMENS TC35i module, and this module comprises signal receiver, signal converter and programmable logic controller. Specifically, an antenna, a SIM card and three ports that can be connected to circuits are provided. The GSM communication module is the connection hub between the mobile phone client and the indoor device, realizing the function of two-way receiving and sending information. User control device process: The mobile phone sends the signal to the signal receiver through the GSM network, converts it into a voltage signal through the A/D and D/A signal converter, sends it to the programmable logic controller, and the programmable logic controller outputs the control signal . Feedback information process: every once in a while, the indoor safety information (voltage signal) is converted and processed by the A/D and D/A signal converters, and then sent to the user's mobile phone in the form of a short message through the GSM network.

The smart double plug includes six interfaces: extrapolation (live wire), extrapolation (neutral wire), extrapolation (ground wire), interpolation (live wire), interpolation (neutral wire) and interpolation (ground wire), Among them, the external plug (ground wire) is connected to the internal plug (ground wire); there is no electricity between the external plug (fire wire) and the internal plug (fire wire), and they are connected to the two ports of the GSM module respectively; the external plug (zero wire) and the internal plug There is no power between the plugs (neutral line), and they are connected to both ends of the thermal and gas sensing modules respectively; the interpolation (zero line) is connected to the third port of the GSM module.

The voltage transformation circuit module, the 220VAC power connected by the intelligent double plug of the device, is stepped down by a 220V/5V small transformer, rectified by a rectifier bridge, filtered by a capacitor, and supplied to a relay control module, a GSM communication module, a temperature and humidity detection module, The gas concentration detection module provides 5VDC power.

The relay control module includes a relay drive circuit and a central single-chip microcomputer. When the device receives the information sent by the user's mobile phone, the central single-chip computer controls the opening and closing of the relay in the relay driving circuit through the relay driving circuit; when the system detects that the indoor gas (gas) concentration exceeds the standard or the indoor temperature is too high, the central single-chip computer will pass the GSM The communication module sends danger information to the user, and then the relay is controlled to be disconnected through the relay drive circuit, and the home appliance and the device will be in a power-off state.

The temperature and humidity detection module adopts NTC thermistor sensor, is connected with the IO port of the central single-chip microcomputer, detects the ambient temperature, and sends the voltage signal to the central single-chip microcomputer.

The gas concentration detection module adopts MQ-9 semiconductor gas sensor, is connected with the IO port of the central single-chip microcomputer, detects the surrounding gas (coal gas) concentration situation, and sends the voltage signal to the central single-chip microcomputer.

A home appliance remote control disaster prevention system based on a mobile phone mobile terminal of the utility model uses the existing GSM wireless communication network to realize remote control of home appliances through mobile phone dialing and short messages, and at the same time uses various sensors to obtain indoor safety information , Monitoring indoor security.

The utility model is based on GSM network control. It adopts an industrial-grade GSM module as a communication module. The single-chip microcomputer controls the work of the GSM module through AT commands. It is stable and reliable. It is mainly used for remote control of home appliances for disaster prevention and can be controlled by dialing or sending text messages. It is safer, more convenient and humanized than ordinary remote control. In order to achieve a better safety effect, the smart plug it uses has a voltage-limiting function. In order to avoid interference between devices and consumption based on GSM communication, each device is equipped with a unique SIM card, which can be controlled by three users at the same time, and the device is set to automatically hang up after receiving an incoming call. The device is provided with a control key, and the user can manually press the key to change the use state of the device.

Claims (7)

1. the household remote disaster prevention system based on mobile terminal of mobile telephone, it is characterized in that: described remote control disaster prevention system comprises communication adaptation device, multiple terminal for connecting home appliance to be controlled and communication adaptation device and the mobile phone as communication terminal, described communication adaptation device comprises the gsm communication module for receiving and send communication information, for controlling the relay control module of home appliance on off state, for detecting the Temperature and Humidity module of indoor temperature and humidity situation residing for household electrical appliances and the gas concentration detection module for detecting indoor gas concentration situation residing for household electrical appliances,

Described communicating terminal mobile phone is after by handset dialing or the mode of sending short messages, by the command information of user, the gsm communication module be sent in communication adaptation device processes, and relay control module controls home appliance and carries out corresponding switch motion; Temperature and Humidity module in communication adaptation device and gas concentration detection module are when detecting that indoor humiture or gas concentration numerical value reach preset value, to mobile phone, user is reminded by gsm communication module transfer information, and by relay control module, power down process is carried out to home appliance.

2. a kind of household remote disaster prevention system based on mobile terminal of mobile telephone according to claim 1, is characterized in that: described gsm communication module comprises signal receiver, signal converter and programmable logic controller (PLC).

3. a kind of household remote disaster prevention system based on mobile terminal of mobile telephone according to claim 1, is characterized in that: being also provided with in described communication adaptation device after civil power being carried out to transformation transformation is the transforming circuit module that relay control module, gsm communication module, Temperature and Humidity module and gas concentration detection module are powered.

4. a kind of household remote disaster prevention system based on mobile terminal of mobile telephone according to claim 3, is characterized in that: it is 5VDC electricity that described transforming circuit module is used for 220VAC electricity transformation.

5. a kind of household remote disaster prevention system based on mobile terminal of mobile telephone according to claim 1, it is characterized in that: described relay control module comprises relay drive circuit and central single-chip microcomputer, wherein, central single-chip microcomputer controls the switch of home appliance by relay drive circuit.

6. a kind of household remote disaster prevention system based on mobile terminal of mobile telephone according to claim 1, is characterized in that: what described Temperature and Humidity module adopted is NTC thermistor sensor.

7. a kind of household remote disaster prevention system based on mobile terminal of mobile telephone according to claim 1, is characterized in that: what described gas concentration detection module adopted is semiconductor gas sensor.