CN107544445A - A smart switch and a smart home system - Google Patents

Abstract

The invention discloses an intelligent switch and an intelligent home system, wherein the intelligent switch comprises an AC-DC power supply module, one end of the AC-DC power supply module is connected with a mains supply, the other end of the AC-DC power supply module is connected with a main control chip, the main control chip is also respectively connected with a WIFI communication module and a manual control button, the intelligent switch also comprises at least one relay, one end of the relay is connected with the main control chip, and the other end of the relay is connected with a household appliance; the AC-DC power supply module is used for supplying power to the intelligent switch; the manual control button is used for enabling a user to manually realize on-off or resetting of the intelligent switch; the WIFI communication module is used for receiving a control signal sent by the mobile terminal and transmitting the control signal to the main control chip; the main control chip is used for controlling the on-off of the relay according to the received control signal; the relay is used for switching on and off according to the control of the main control chip so as to control the on/off of the household appliance. The invention has convenient operation and management, convenient installation and debugging and flexible system composition.

Description

A smart switch and a smart home system

technical field

The invention relates to the technical field of smart home, in particular to a smart switch and a smart home system.

Background technique

In the prior art, smart homes use residences as the platform, household appliances and household appliances as the main control objects, and use integrated wiring technology, network communication technology, security technology, automatic control technology, audio and video technology to efficiently control the facilities related to home life. Integration, building an efficient control and management system for residential facilities and family schedules, improving home intelligence, safety, convenience, and comfort, and realizing an integrated smart home network control system platform for environmental protection and energy saving.

The control of switches in modern homes is very important, and a large number of media have reported electricity leakage and fires caused by the failure of the power supply. A smart switch usually refers to a switch with a built-in WIFI unit that can be operated through a smart phone client. The main application is to remotely switch the current on and off through the mobile client and set the timing switch of the switch. The existing smart switch has a single control mode and poor operability, and lacks a smart home system that is practical, safe, convenient and comfortable.

Contents of the invention

In view of this, in order to solve the above-mentioned problems in the prior art, the present invention proposes a smart switch and a smart home system. The smart switch has the characteristics of good operability, safety and convenience.

The present invention solves the above problems by the following technical means:

On the one hand, the present invention provides an intelligent switch, including an AC-DC power supply module, one end of the AC-DC power supply module is connected to the mains, the other end is connected to the main control chip, and the main control chip is also connected to the WIFI communication module and the manual control chip respectively. The button connection also includes at least one relay, one end of the relay is connected to the main control chip, and the other end is connected to the household appliance;

The AC-DC power supply module is used to provide power to the intelligent switch;

The manual control button is used for the user to manually realize the on-off or reset of the intelligent switch;

The WIFI communication module is used to receive the control signal sent by the mobile terminal, and transmit the control signal to the main control chip;

The main control chip is used to control the on-off of the relay according to the received control signal;

The relay is used for switching on and off according to the control of the main control chip so as to control the on/off of the household appliances.

Further, the smart switch also includes a memory connected to the main control chip for data storage.

Further, the AC-DC power supply module includes a first connector CN1, one end of pin 2 of the first connector CN1 is connected to the L terminal of the mains, and the other end is connected to the anode of the first diode D1 and the second diode D2 respectively. One end of pin 1 of the first connector CN1 is connected to the N terminal of the mains, and the other end is respectively connected to the anode of the third diode D3, the cathode of the fourth diode D4 through the fuse F1, and the cathode of the first diode D1. The negative pole is connected to the negative pole of the third diode D3, the positive pole of the second diode D2 is connected to the positive pole of the fourth diode D4, the negative pole of the first diode D1 is connected to the positive pole of the first capacitor C1, and the positive pole of the first capacitor C1 The negative pole is connected to the positive pole of the fourth diode D4, the positive pole of the first capacitor C1 is connected to the positive pole of the second capacitor C2 through the first inductor L1, the negative pole of the second capacitor C2 is connected to the negative pole of the first capacitor C1 through the second inductor L2, and the second The negative pole of the second capacitor C2 is grounded, the positive pole of the second capacitor C2 is connected to one end of the resistor R1A through the first resistor R1, and the other end of the resistor R1A is respectively connected to the negative pole of the fifth diode D5, the positive pole of the third capacitor C3, and the third capacitor The positive pole of C3 is connected to the negative pole of the third capacitor C3 through the seventh capacitor C7, the negative pole of the third capacitor C3 is grounded, the positive pole of the second capacitor C2 is connected to one end of the second resistor R2 through the third resistor R3, and the positive pole of the second capacitor C2 is connected to the ground. One end of the second resistor R2 is connected through the fifth capacitor C5, the other end of the second resistor R2 is connected to the cathode of the sixth diode D6, and the anode of the sixth diode D6 is connected to the second capacitor C2 through the primary winding of the transformer T1 Anode, the anode of the fifth diode D5 is connected to one end of the fourth resistor R4, the other end of the fourth resistor R4 is connected to the pin GND of the first chip through the auxiliary winding of the transformer T1, and the other end of the fourth resistor R4 is also connected to the fifth The resistor R5 is connected to the pin FB of the first chip, the pin FB of the first chip is connected to the pin GND of the first chip through the sixth resistor R6, the pin CDC of the first chip is connected to the pin GND of the first chip through the fourth capacitor C4, and the first The pin VCC of the chip is connected to the positive pole of the third capacitor C3, the negative pole of the third capacitor C3 is connected to the pin GND of the first chip, the pin CS of the first chip is connected to the pin GND of the first chip through the seventh resistor R7, and the pin of the first chip CS is also connected to the pin GND of the first chip through the resistor R7A, the first pin D and the second pin D of the first chip are both connected to the pin GND of the first chip, and also includes the seventh diode D7, the seventh diode D7 The positive pole of the sixth capacitor C6 is connected to the negative pole of the sixth capacitor C6 through the secondary winding of the transformer T1, the positive pole of the sixth capacitor C6 is connected to the negative pole of the seventh diode D7, and the positive pole of the sixth capacitor C6 is connected to the sixth capacitor C6 through the eighth resistor R8 Negative pole, the end of the transformer T1 where the primary winding is connected to the anode of the sixth diode D6, the end where the auxiliary winding is connected to the other end of the fourth resistor R4, and the end where the secondary winding is connected to the anode of the seventh diode D7 That end is the end of the same name.

Further, the first chip is SD6952S.

Further, the pin Vin of the main control chip is connected to the positive pole of the sixth capacitor C6, the pin GND of the main control chip is connected to the negative pole of the sixth capacitor C6, and the pin +3.3V of the main control chip is connected to the WIFI communication module.

Further, the main control chip is AMS1117-3.3.

Further, the WIFI communication module includes a second chip, the pin GND of the second chip is connected to the negative pole of the sixth capacitor C6, the pin 3.3V of the second chip is connected to the pin +3.3V of the main control chip, and the pin GPIO12 of the second chip is and pin GPIO13 are connected to the positive pole of the LED, the negative pole of the LED is connected to the negative pole of the sixth capacitor C6, the pin GPIO14 of the second chip is connected to the manual control button, the pin SW1 of the second chip is connected to the base of the triode, and the emitter of the triode is connected to The manual control button, the collector of the triode is connected to the relay.

Further, the pin 3 of the manual control button is connected to pin 4, the pin 3 of the manual control button is connected to the pin GND of the main control chip, the pin 1 of the manual control button is connected to pin 2, and the pin 1 of the manual control button is connected to the pin of the second chip Pin GPIO14.

Further, one end of the coil of the relay is connected to the collector of the triode, the other end of the coil of the relay is connected to the positive pole of the sixth capacitor C6, one end of the normally open contact of the relay is connected to pin 1 of the first connector CN1, and the normally open contact of the relay The other end is connected to pin 2 of the second connector CN2, pin 1 of the second connector CN2 is connected to pin 2 of the first connector CN1, and the second connector is connected to a household appliance.

On the other hand, the present invention also provides a smart home system, including at least one smart switch, and also includes a cloud server, a router, a mobile terminal and household appliances;

The mobile terminal is connected to a cloud server and/or a router;

The cloud server is connected to an intelligent switch through a router;

The smart switch is connected to household appliances;

When the mobile terminal is connected to the router, the control signal of the mobile terminal directly controls the on-off of the smart switch through the router, thereby controlling the on/off of household appliances;

When the mobile terminal is not connected to the router, the control signal of the mobile terminal is sent to the router through the cloud server through network communication, and then the data is transmitted through the router to control the on/off of the smart switch, thereby controlling the on/off of household appliances.

Compared with the prior art, the beneficial effects of the present invention are as follows:

1) The equipment required for this smart home system is simple, only need smart switch and WIFI to realize control; save complex equipment, such as: computer, server, memory, etc.;

2) The system structure is flexible. Generally speaking, it is a one-to-one combination of smart switches and smart home appliances. You can reduce or increase subsystems according to your needs to meet the needs of smart homes;

3) Convenient operation and management. All devices controlled by smart home can be added or controlled by common devices such as mobile phones and tablets, which is very convenient;

4) Easy installation and debugging, just reduce or add subsystems through the APP interface, especially in a wireless way, the system can be quickly deployed.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings that need to be used in the description of the embodiments will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the present invention. For those skilled in the art, other drawings can also be obtained based on these drawings without creative effort.

Fig. 1 is the circuit block diagram of intelligent switch of the present invention;

Fig. 2 is the circuit schematic diagram of intelligent switch of the present invention;

Fig. 3 is a circuit block diagram of the smart home system of the present invention.

detailed description

In order to make the above objects, features and advantages of the present invention more comprehensible, the technical solutions of the present invention will be described in detail below in conjunction with the accompanying drawings and specific embodiments. It should be pointed out that the described embodiments are only a part of the embodiments of the present invention, rather than all embodiments. Based on the embodiments of the present invention, all those skilled in the art can obtain without creative work. Other embodiments all belong to the protection scope of the present invention.

Example 1

As shown in Figure 1, the present invention provides an intelligent switch, including an AC-DC power supply module, one end of the AC-DC power supply module is connected to the mains, the other end is connected to the main control chip, and the main control chip is also connected to the WIFI communication module respectively , a manual control button, a memory connection, and at least one relay, one end of the relay is connected to the main control chip, and the other end is connected to the household appliance;

The AC-DC power supply module is used to provide power to the intelligent switch;

The manual control button is used for the user to manually realize the on-off or reset of the intelligent switch;

The memory is used for data storage;

The WIFI communication module is used to receive the control signal sent by the mobile terminal, and transmit the control signal to the main control chip;

The main control chip is used to control the on-off of the relay according to the received control signal;

The relay is used for switching on and off according to the control of the main control chip so as to control the on/off of the household appliances.

Based on the smart switch, the present invention controls other home appliances to realize a simple smart home system, and only needs smart switch, WIFI and mobile phone to realize remote control.

The smart switch is a control switch that integrates WIFI and relays. It is connected with household appliances (air conditioners, TVs, lights, water heaters, water dispensers, electric curtains, etc.) through smart switches to realize remote intelligent control.

Use a mobile phone or a tablet computer to connect to the smart switch through the home wireless network (WIFI), and add or reduce the required home appliances on the APP interface to meet the requirements.

As shown in Figure 2, the AC-DC power supply module includes a first connector CN1, one end of pin 2 of the first connector CN1 is connected to the L end of the mains, and the other end is respectively connected to the anode of the first diode D1, the second two The negative pole of the pole tube D2, one end of pin 1 of the first connector CN1 is connected to the N terminal of the mains, and the other end is respectively connected to the positive pole of the third diode D3, the negative pole of the fourth diode D4, and the first two poles through the fuse F1. The cathode of the tube D1 is connected to the cathode of the third diode D3, the anode of the second diode D2 is connected to the anode of the fourth diode D4, the cathode of the first diode D1 is connected to the anode of the first capacitor C1, and the first The negative pole of the capacitor C1 is connected to the positive pole of the fourth diode D4, the positive pole of the first capacitor C1 is connected to the positive pole of the second capacitor C2 through the first inductor L1, and the negative pole of the second capacitor C2 is connected to the first capacitor C1 through the second inductor L2. The negative pole, the negative pole of the second capacitor C2 is grounded, the positive pole of the second capacitor C2 is connected to one end of the resistor R1A through the first resistor R1, and the other end of the resistor R1A is respectively connected to the negative pole of the fifth diode D5 and the positive pole of the third capacitor C3, The positive pole of the third capacitor C3 is connected to the negative pole of the third capacitor C3 through the seventh capacitor C7, the negative pole of the third capacitor C3 is grounded, the positive pole of the second capacitor C2 is connected to one end of the second resistor R2 through the third resistor R3, and the second capacitor C2 The anode of the second resistor R2 is also connected to one end of the second resistor R2 through the fifth capacitor C5, the other end of the second resistor R2 is connected to the cathode of the sixth diode D6, and the anode of the sixth diode D6 is connected to the second through the primary winding of the transformer T1. The anode of the capacitor C2, the anode of the fifth diode D5 are connected to one end of the fourth resistor R4, the other end of the fourth resistor R4 is connected to the pin GND of the first chip through the auxiliary winding of the transformer T1, and the other end of the fourth resistor R4 is also Connect the pin FB of the first chip through the fifth resistor R5, connect the pin FB of the first chip to the pin GND of the first chip through the sixth resistor R6, connect the pin CDC of the first chip to the pin GND of the first chip through the fourth capacitor C4 , the pin VCC of the first chip is connected to the positive pole of the third capacitor C3, the negative pole of the third capacitor C3 is connected to the pin GND of the first chip, the pin CS of the first chip is connected to the pin GND of the first chip through the seventh resistor R7, and the first The pin CS of the chip is also connected to the pin GND of the first chip through the resistor R7A, the first pin D and the second pin D of the first chip are connected to the pin GND of the first chip, and also includes the seventh diode D7, the seventh two The positive pole of the diode D7 is connected to the negative pole of the sixth capacitor C6 through the secondary winding of the transformer T1, the positive pole of the sixth capacitor C6 is connected to the negative pole of the seventh diode D7, and the positive pole of the sixth capacitor C6 is connected to the sixth capacitor C6 through the eighth resistor R8. The negative pole of the capacitor C6, the end of the primary winding of the transformer T1 connected to the positive pole of the sixth diode D6, the end of the auxiliary winding connected to the other end of the fourth resistor R4, the end of the secondary winding and the seventh diode D7 The end connected to the positive pole is the end with the same name.

The first chip is SD6952S.

The pin Vin of the main control chip is connected to the positive pole of the sixth capacitor C6, the pin GND of the main control chip is connected to the negative pole of the sixth capacitor C6, and the pin +3.3V of the main control chip is connected to the WIFI communication module.

The main control chip is AMS1117-3.3.

The WIFI communication module includes a second chip, the pin GND of the second chip is connected to the negative pole of the sixth capacitor C6, the pin 3.3V of the second chip is connected to the pin +3.3V of the main control chip, the pin GPIO12 and the pin GPIO13 of the second chip Both are connected to the positive pole of the LED, the negative pole of the LED is connected to the negative pole of the sixth capacitor C6, the pin GPIO14 of the second chip is connected to the manual control button, the pin SW1 of the second chip is connected to the base of the triode, and the emitter of the triode is connected to the manual control button , The collector of the triode is connected to the relay.

The pin 3 of the manual control button is connected to pin 4, the pin 3 of the manual control button is connected to the pin GND of the main control chip, the pin 1 of the manual control button is connected to pin 2, and the pin 1 of the manual control button is connected to the pin GPIO14 of the second chip.

One end of the coil of the relay is connected to the collector of the triode, the other end of the coil of the relay is connected to the positive pole of the sixth capacitor C6, one end of the normally open contact of the relay is connected to pin 1 of the first connector CN1, and the other end of the normally open contact of the relay is connected to Pin 2 of the second connector CN2, pin 1 of the second connector CN2 is connected to pin 2 of the first connector CN1, and the second connector is connected to the household appliance.

Example 2

As shown in Figure 3, the present invention also provides a smart home system, including at least one smart switch, and also includes a cloud server, router, mobile terminal and household appliances;

The mobile terminal is connected to a cloud server and/or a router;

The cloud server is connected to an intelligent switch through a router;

The smart switch is connected to household appliances;

When the mobile terminal is connected to the router, the control signal of the mobile terminal directly controls the on-off of the smart switch through the router, thereby controlling the on/off of household appliances;

When the mobile terminal is not connected to the router, the control signal of the mobile terminal is sent to the router through the cloud server through network communication, and then the data is transmitted through the router to control the on/off of the smart switch, thereby controlling the on/off of household appliances.

The smart switch has a built-in power supply for the WIFI communication module and relay, etc. The WIFI communication module of the smart switch establishes a data connection with the router within 10M; the mobile terminal (mobile phone, tablet, etc.) logs in to the APP page to operate the corresponding menu, and the WIFI of the smart switch The communication module makes a corresponding function to control the switch of the relay to achieve the function of intelligently controlling household appliances and realize electrical isolation control. The communication between the mobile terminal and the smart switch is realized through a router, the difference is:

①. When the smart switch and the mobile terminal are connected to the same router WIFI, the control signal of the mobile terminal directly controls the smart switch through the router;

②. When the mobile terminal uses a data connection (2, 3, 4G network) or the smart switch and the mobile terminal are not connected to the same router, it needs to communicate with the cloud server through the network to the router connected to the smart switch, and then pass it on through the router The data is sent to the smart switch to realize the corresponding function.

The invention discloses a simple wireless intelligent control switch that realizes electrical isolation control. Through the data connection between the intelligent switch and the router, the user can log in to the APP through the Internet through the mobile terminal, enter the corresponding menu for page operation, and the intelligent switch receives the information through the router The corresponding data controls the switch of the relay to realize the intelligent control of home appliances.

Compared with the prior art, the beneficial effects of the present invention are as follows:

1) The equipment required for this smart home system is simple, only need smart switch and WIFI to realize control; save complex equipment, such as: computer, server, memory, etc.;

2) The system structure is flexible. Generally speaking, it is a one-to-one combination of smart switches and smart home appliances. You can reduce or increase subsystems according to your needs to meet the needs of smart homes;

3) Convenient operation and management. All devices controlled by smart home can be added or controlled by common devices such as mobile phones and tablets, which is very convenient;

4) Easy installation and debugging, just reduce or add subsystems through the APP interface, especially in a wireless way, the system can be quickly deployed.

The above-mentioned embodiments only express several implementation modes of the present invention, and the description thereof is relatively specific and detailed, but should not be construed as limiting the patent scope of the present invention. It should be noted that those skilled in the art can make several modifications and improvements without departing from the concept of the present invention, and these all belong to the protection scope of the present invention. Therefore, the protection scope of the patent for the present invention should be based on the appended claims.

Claims (10)

1. A kind of intelligent switch, it is characterized in that, comprises AC-DC power supply module, and one end of AC-DC power supply module is connected with mains, and the other end is connected with main control chip, and main control chip is also connected with WIFI communication module, manual control respectively The button connection also includes at least one relay, one end of the relay is connected to the main control chip, and the other end is connected to the household appliance; The AC-DC power supply module is used to provide power to the intelligent switch; The manual control button is used for the user to manually realize the on-off or reset of the intelligent switch; The WIFI communication module is used to receive the control signal sent by the mobile terminal, and transmit the control signal to the main control chip; The main control chip is used to control the on-off of the relay according to the received control signal; The relay is used for switching on and off according to the control of the main control chip so as to control the on/off of the household appliances. 2. The intelligent switch according to claim 1, characterized in that the intelligent switch further comprises a memory connected to the main control chip for data storage. 3. The intelligent switch according to claim 1, wherein the AC-DC power supply module includes a first connector CN1, one end of pin 2 of the first connector CN1 is connected to the L end of the mains, and the other end is respectively connected to the first The anode of the diode D1, the cathode of the second diode D2, one end of the pin 1 of the first connector CN1 is connected to the N terminal of the mains, and the other end is respectively connected to the anode of the third diode D3, the fourth two through the fuse F1. The cathode of the diode D4, the cathode of the first diode D1 is connected to the cathode of the third diode D3, the anode of the second diode D2 is connected to the anode of the fourth diode D4, and the cathode of the first diode D1 Connect the positive pole of the first capacitor C1, the negative pole of the first capacitor C1 is connected to the positive pole of the fourth diode D4, the positive pole of the first capacitor C1 is connected to the positive pole of the second capacitor C2 through the first inductor L1, and the negative pole of the second capacitor C2 is passed through The second inductor L2 is connected to the negative pole of the first capacitor C1, the negative pole of the second capacitor C2 is grounded, the positive pole of the second capacitor C2 is connected to one end of the resistor R1A through the first resistor R1, and the other end of the resistor R1A is respectively connected to the fifth diode D5 the negative pole of the third capacitor C3, the positive pole of the third capacitor C3 is connected to the negative pole of the third capacitor C3 through the seventh capacitor C7, the negative pole of the third capacitor C3 is grounded, and the positive pole of the second capacitor C2 is connected to the third capacitor C3 through the third resistor R3 One end of the second resistor R2, the positive pole of the second capacitor C2 is also connected to one end of the second resistor R2 through the fifth capacitor C5, the other end of the second resistor R2 is connected to the negative pole of the sixth diode D6, and the second end of the sixth diode D6 The anode is connected to the anode of the second capacitor C2 through the primary winding of the transformer T1, the anode of the fifth diode D5 is connected to one end of the fourth resistor R4, and the other end of the fourth resistor R4 is connected to the pin of the first chip through the auxiliary winding of the transformer T1 GND, the other end of the fourth resistor R4 is also connected to the pin FB of the first chip through the fifth resistor R5, the pin FB of the first chip is connected to the pin GND of the first chip through the sixth resistor R6, and the pin CDC of the first chip is connected to the pin of the first chip through the sixth resistor R6. The four-capacitor C4 is connected to the pin GND of the first chip, the pin VCC of the first chip is connected to the positive pole of the third capacitor C3, the negative pole of the third capacitor C3 is connected to the pin GND of the first chip, and the pin CS of the first chip passes through the seventh resistor R7 Connect the pin GND of the first chip, the pin CS of the first chip is also connected to the pin GND of the first chip through the resistor R7A, the first pin D and the second pin D of the first chip are connected to the pin GND of the first chip, also include The seventh diode D7, the positive pole of the seventh diode D7 is connected to the negative pole of the sixth capacitor C6 through the secondary winding of the transformer T1, the positive pole of the sixth capacitor C6 is connected to the negative pole of the seventh diode D7, and the sixth capacitor C6 The anode of the sixth capacitor C6 is connected to the cathode of the sixth capacitor C6 through the eighth resistor R8, the end of the primary winding of the transformer T1 is connected to the anode of the sixth diode D6, the end of the auxiliary winding is connected to the other end of the fourth resistor R4, and the secondary The end of the primary winding connected to the anode of the seventh diode D7 is the end with the same name. 4. The intelligent switch according to claim 3, wherein the first chip is SD6952S. 5. The intelligent switch according to claim 4, wherein the pin Vin of the main control chip is connected to the positive pole of the sixth capacitor C6, the pin GND of the main control chip is connected to the negative pole of the sixth capacitor C6, and the pin Vin of the main control chip is connected to the negative pole of the sixth capacitor C6. The pin +3.3V is connected to the WIFI communication module. 6. The intelligent switch according to claim 5, wherein the main control chip is AMS1117-3.3. 7. The intelligent switch according to claim 6, wherein the WIFI communication module includes a second chip, the pin GND of the second chip is connected to the negative pole of the sixth capacitor C6, and the pin 3.3V of the second chip is connected to the main control The pin of the chip is +3.3V, the pins GPIO12 and GPIO13 of the second chip are connected to the positive pole of the LED, the negative pole of the LED is connected to the negative pole of the sixth capacitor C6, the pin GPIO14 of the second chip is connected to the manual control button, and the pin of the second chip is connected to the negative pole of the sixth capacitor C6. Pin SW1 is connected to the base of the triode, the emitter of the triode is connected to the manual control button, and the collector of the triode is connected to the relay. 8. The smart switch according to claim 7, wherein pin 3 of the manual control button is connected to pin 4, pin 3 of the manual control button is connected to pin GND of the main control chip, and pin 1 of the manual control button is connected to pin 2. Pin 1 of the manual control button is connected to pin GPIO14 of the second chip. 9. The intelligent switch according to claim 8, wherein one end of the coil of the relay is connected to the collector of the triode, the other end of the coil of the relay is connected to the positive pole of the sixth capacitor C6, and one end of the normally open contact of the relay is connected to the first Pin 1 of a connector CN1, the other end of the normally open contact of the relay is connected to pin 2 of the second connector CN2, pin 1 of the second connector CN2 is connected to pin 2 of the first connector CN1, and the second connector is connected to household appliances. 10. A smart home system, characterized in that it includes at least one smart switch according to any one of claims 1-9, and also includes a cloud server, router, mobile terminal and household appliances; The mobile terminal is connected to a cloud server and/or a router; The cloud server is connected to an intelligent switch through a router; The smart switch is connected to household appliances; When the mobile terminal is connected to the router, the control signal of the mobile terminal directly controls the on-off of the smart switch through the router, thereby controlling the on/off of household appliances; When the mobile terminal is not connected to the router, the control signal of the mobile terminal is sent to the router through the cloud server through network communication, and then the data is transmitted through the router to control the on-off of the smart switch, thereby controlling the on/off of household appliances.