TWI624853B - Single fire wire power switch module with wireless controlling and a method of power on and low power operation - Google Patents

Abstract

A single-fire power switch module with wireless control and a control method thereof, the switch module includes a plurality of parallel power switch devices, each power switch device includes a control unit for controlling various functions of the device, The control unit is electrically connected to an off-state power supply module and a live line for extracting power from the live line for energy storage, and the power supply module is electrically connected to a voltage regulator module. The voltage regulator module is configured to receive the power outputted by the power-off power supply module, and the control unit is electrically connected to an open state power supply unit and a wireless module, and the power supply unit is powered by the power supply unit. The power line is electrically connected to the fire line and the power supply module is powered off. Finally, the wireless module is configured to transmit and receive wireless signals to control the power switch device.

Description

Single-fire power switch module with wireless control and its power-on and low-power operation method

The invention relates to a switch device, in particular to a single-fire power switch module with wireless control and a power-starting and low-power operation method thereof.

In order to improve the switch management of homes, many users have begun to adopt new electronic switches to enter the smart home environment. However, since the power wiring of most houses is known as the firewire wiring, now the electronic switch of general smart home It is a zero-fire switch that requires two wires to provide power operation. Therefore, if a smart home electronic switch is installed, it is necessary to re-arrange the neutral wire. The renovated house cannot install such an electronic switch. Therefore, the conventional technology is further adopted. Single fire power technology directly solves this problem.

The main principle of the single-fire line power-taking technology is to draw power from the fire line. For example, the single-fire line power is installed on the power switch of the lamp on the wall, and the power can be taken from the fire line by the technology of taking power through the single fire line. The power is quickly turned on once in a predetermined time to draw power, but the user does not feel the light flashing.

However, the problem encountered by the current single-fire line power-taking technology is that when the lamp is turned off, the single-fire smart switch is connected to the grid after being connected in series with the lamp, and the smart switch also adds wireless modules to operate together for networking, if not In the case of special design, the smart switch will have a better High operation consumes current. If the standby input current is too large, there will be problems such as flickering or lightening after the lamp is turned off, which will become more prominent and cannot be used, especially high-impedance electronic energy-saving lamps and LED lamps. It is more sensitive. Therefore, it is necessary to propose a mature and stable single-fire line power-taking technology to effectively break through this technical bottleneck.

In view of the above-mentioned shortcomings, the main object of the present invention is to provide a single-fire power switch module with wireless control and a power-starting and low-power operation method thereof, adding an off-state power take-off circuit and a steady-state module, and using sequential Start the power supply procedure for the internal components to solve the aforementioned problems.

In order to achieve the above object, the present invention mainly provides a single-fire power switch module with wireless control, the module further includes a plurality of parallel power switch devices, each switch device mainly includes a control unit for controlling the present The control unit is electrically connected to an action code excitation control unit, and the action code excitation control unit is electrically connected to one or more excitation control modules, and the excitation control module is electrically connected. a power component, the motion coded excitation control unit is controlled by a control unit, and the motion coded excitation control unit performs an action coding process to further control the electrically connected excitation control module, and the control unit is electrically connected to an off state. The power supply module and a fire line are used for taking power from the fire line for power storage when the power is off, and the power supply module is electrically connected to a voltage regulator module. Reconnecting the control unit and the motion coded excitation control unit, the voltage regulator module is configured to receive the power output by the power supply module The control unit is electrically connected to an open state power supply unit, a wireless module and a control interface, and the power supply unit is electrically connected to the fire line and the power supply module. The open state power supply unit is powered When the road is turned on, the current is introduced into the off-state power supply module, and the wireless module is used to transmit and receive wireless signals to receive commands to control the activation or shutdown of the power switch device. Finally, by hardware It is matched with the software to control a series of device startup sequences, so that the whole system can complete all device startups in a low-power manner, and the wireless module operates in an intermittent sleep mode, so that the entire system remains in a low power state. Continuous operation.

Another object of the present invention is to provide a power-on and low-power operation method for a single-fire power switch module with wireless control, the steps of which include: the control unit performs an initialization procedure (S1); The control module resets (S2); the control unit releases the delay reset to the wireless module to start (S3); the wireless module initializes (S4); the wireless module transmits the packet signal and receives the handshake signal for performing Pairing and binding (S5). The above and other objects, features and advantages of the present invention will become more <RTIgt;

1‧‧‧First power switchgear

11‧‧‧Control unit

12‧‧‧Action code excitation control unit

13‧‧‧Excitation control module

14‧‧‧Off state power supply module

141‧‧‧Transition circuit

142‧‧‧Transient current control circuit

15‧‧‧voltage regulator

151‧‧‧First voltage regulator unit

152‧‧‧Second voltage filter unit

16‧‧‧Open state power supply unit

17‧‧‧Wireless Module

2‧‧‧Second power switchgear

100‧‧‧Power components

101‧‧‧Smart electronic devices

L‧‧‧FireWire

N‧‧‧Zero

The first figure is a block diagram of the device of the present invention.

The second figure is a block diagram of another embodiment of the present invention.

The third figure is a flow chart of the wireless control method of the power switching device of the present invention.

The fourth figure is a flow chart of the power starting procedure of the present invention.

Please refer to the first figure, which is a block diagram of the device of the present invention. As shown in the figure, the single-fire power switch module of the present invention is a switch structure of a single fire line configuration, and the switch module is electrically connected in parallel by a plurality of power switch devices, which is a first power in the present embodiment. a switching device 1 and a second power switching device 2, wherein the first power switching device 1 mainly includes a control list In the embodiment, the control unit 11 is a microcontroller (MCU) for controlling various functions of the device, including setting the working fundamental frequency, IO function and general asynchronous transmission and reception of the power device. For the transmission and other functions, the control unit 11 is electrically connected to an action code excitation control unit 12, and the action code excitation control unit 12 is electrically connected to one or more of the excitation control modules 13, and the excitation control module 13 is used for respectively Electrically connected to a controlled power component 100, the power component 100 is electrically connected to a neutral line N, the power component 100 can be a controlled component such as a luminaire, and the motion coded excitation control unit 12 is further controlled by the control unit 11. The motion code excitation control unit 12 performs an operation coding process to further control the electrically connected excitation control module 13, whereby the control unit 11 performs functions such as reset on the excitation control module 13. Control causes the power component 100 to be controlled by it.

Continue to the first picture. The control unit 11 is electrically connected to the power-off power supply module 14 , and the power-off power supply module 14 is electrically connected to a fire line L. The power-off power supply module 14 is used for the power-off state. Taking the power on the live line L to perform the function of storing energy, the off-state power take-off module 14 further has the function of converting the alternating current into the direct current, and converting the extracted alternating current into direct current and then outputting the off state; The power supply module 14 is electrically connected to a voltage regulator module 15, and the voltage regulator module 15 is electrically connected to the control unit 11 and the motion code excitation control unit 12, and the voltage regulator module 15 is configured to receive The off state takes power output from the power supply module 14 to maintain the input current to a certain voltage level, and then outputs the power to the control unit 11 and the motion coded excitation control unit 12 to provide A certain amount of electricity is available for its operation.

Continue to the first picture. The control unit 11 is electrically connected to an open state power supply unit 16, a wireless module 17, and a second power switch device 2, wherein the power supply unit 16 is electrically connected to the fire line L. And the off state power supply module 14, the open state power supply list The element 16 is connected to the off state power supply module 14 for AC power conversion to DC power after the circuit is turned on, and then input to the voltage regulator module 15 to maintain the input current to a certain voltage level. The wireless module 17 is configured to transmit and receive wireless signals to receive commands to control activation or deactivation of the power switching device. The wireless module 17 can be a pairing function wireless signal module, such as Bluetooth ( BLE) or a zigbee wireless network module, as a parallel extension of the extension, but not limited thereto; finally, the second power switching device 2 is electrically connected in parallel to the control unit 11, the second power The component of the switching device 2 is the same as the first power switching device 1 and is controlled by the control unit 11 of the first power switching device 1 to open and close the switch, thereby interlocking the first power switching device 1 and The second power switching device 2 and the second power switching device 2 are simultaneously operated in a state of low power consumption, and the first power switching device 1 is also mounted by the second power switch. Set 2 linkage control.

Please refer to the second figure, which is a block diagram of another embodiment of the present invention. As shown in the figure, the power-off power supply module 14 of the present invention further includes a conversion circuit 141 and a transient current control circuit 142, wherein the conversion circuit 141 is coupled to the module for receiving an external input current for rectification. And the buck, that is, the alternating current is converted into a direct current, the transient current control circuit 142 is electrically connected to the conversion circuit 141 for receiving the current input by the conversion circuit 141, and the transient current control circuit 142 is used for the device to be turned off. The state is maintained in a low current state, thereby providing the operating current required for the control unit 11 to sleep; further, the voltage regulator module 15 further includes a first voltage stabilizing filter unit 151 and a second voltage stabilizing filter unit 152. In the embodiment, the first voltage stabilizing filter unit 151 is a 12V voltage stabilizing filter, and the second voltage filtering unit 52 is a 3V voltage stabilizing filter to provide a current output of different voltages to the mode to be driven. In a group or component.

Please refer to the third figure, which is a flow of the wireless control method of the power switch device of the present invention. Cheng Tu. The power switch device of the present invention is equipped with a wireless module 17 for remotely controlling the power component 100 electrically connected by the power switching device via the network through the smart electronic device 101, as shown in the second figure, the smart type The electronic device 101 is first paired by wireless pairing to enable the smart electronic device 101 and the first power switching device 1 to identify and bind each other, so that the wireless module 17 receives the remote control signal of the paired electronic device 101; As shown in the control method flow chart, the power start program (S1) of the power switch module is performed, and the control unit 11 performs an initialization process (S2), which includes setting the working fundamental frequency, the IO function, and the general asynchronous of the power device. The control unit 11 resets the excitation control module 13 (S3), so that the power component 100 electrically connected to the excitation control module 13 is in a closed state; the control unit 11 releases the wireless module 17 Delaying the reset to start (S4), wherein the control unit 11 pulls the pin of the pre-pull-down resistor to be reset to a high level, causing the pair of wireless modules 17 to be charged and activated; The module 17 performs initialization (S5); the wireless module 17 transmits the packet signal and receives the handshake signal for pairing and binding (S6), and the wireless module 17 transmits the packet signal including the body distribution pair to the paired smart type. The electronic device 101 confirms the reply by the smart electronic device 101 to complete the handshake recognition program and record it in the smart electronic device 101.

Please refer to the fourth figure, which is a flowchart of the power-starting program of the present invention. In addition, in the foregoing step of performing the power-on starting procedure (S1) of the power switch module, the power-starting program further includes the following sub-steps, including The AC power source is obtained by the fire line L and converted into a DC voltage (S11); the voltage stabilizing module is charged and stored in sequence (S12), wherein in the step, the first voltage stabilizing filter unit 151 and the first The second voltage stabilizing filter unit 152 is a 12V voltage stabilizing filter, and the second voltage filtering unit 52 is a 3V voltage stabilizing filter. After the control unit 11 obtains the lowest operating power, it maintains the minimum energy consumption. The state is until the power supply is raised to a stable state (S13), wherein the control unit is in the execution of the empty character state while maintaining the lowest energy consumption state, and the lowest operating power source is the 3V power supply in this embodiment.

However, the embodiments described above are preferred embodiments, and the scope of the invention is not limited thereto, and equivalent changes or modifications made in accordance with the scope of the invention and the contents of the specification should be The scope of patent coverage.

Claims (14)

A single-fire power switch module with wireless control is electrically connected to a live line and a zero line. The switch module includes: a first power switch device, the first power switch device further includes: a control The unit is used for controlling various functions of the device; an action coded excitation control unit is electrically connected to the control unit for performing an action coding program; and an excitation control module is electrically connected to the action code excitation control The unit uses an externally controlled power component to control its opening and closing functions; an off-state power supply module is electrically connected to the control unit and the live wire for drawing power from the live line for energy storage. a voltage regulator module electrically connecting the off-state power supply module, the control unit and the motion code excitation control unit for receiving power output by the power supply module of the off state The input current is maintained to a certain voltage level, and then output to the electrically connected control unit 11 and the motion coded excitation control unit to provide a certain amount of power for its operation; The power supply unit is electrically connected to the control unit, the fire line L and the off-state power supply module, and is used for introducing the current into the off state power supply module when the circuit is turned on, and converting the alternating current into a direct current And inputting the voltage regulator module to maintain the input current to a certain voltage level before outputting; the wireless module is electrically connected to the control unit for transmitting and receiving wireless signals to receive commands for control The power switch device is activated or deactivated; a second power switch device is electrically connected to the control unit in parallel, and the second power is turned on. The off device and the first power switch device have the same components as described above, and are controlled by the control unit of the first power switch device to operate in a state of low power consumption. The single-fire power switching device with wireless control as described in claim 1, wherein the control unit is a microcontroller (MCU). The wireless-controlled single-fire power switch device according to claim 1, wherein the wireless module is any one of a Bluetooth module (BLE) or a zigbee wireless network module. The single-fire power switching device with wireless control according to claim 1, wherein the control interface is a physical switch. The single-fire power switch device of the wireless connection control device of claim 1, wherein the power-off power supply module further comprises: a conversion circuit for receiving an external input in the module. The current is used for phase change; a transient current control circuit is electrically connected to the conversion circuit for receiving the current input by the conversion circuit for maintaining a low current state when the device is in a shutdown state. The single-fire power switch device for wirelessly controlling the electrical connection device according to the first aspect of the invention, wherein the voltage regulator module further comprises a first voltage stabilization filter unit and a second voltage stabilization filter unit, the first The voltage stabilizing filter unit and the second voltage stabilizing filter unit are electrically connected to each other to provide current output of different voltages to the module or component to be driven. The single-fire power switching device with wireless control of the electrical connection device according to claim 6 , wherein the first voltage-stabilizing filter unit is a 12V voltage-stabilizing filter, and the second voltage filtering unit is a 3V voltage-regulating unit. filter. A power-starting and low-power operation method for a single-fire power switching device with wireless control according to the first aspect of the patent, the steps of which include: a. performing a power-on startup procedure of the power switch module; b. the control unit performs an initialization procedure; c. the control unit resets the excitation control module; d. the control unit releases the delayed reset of the wireless module to activate; The wireless module performs initialization; f. The wireless module transmits a packet signal and receives a handshake signal for pairing and binding. The power-on and low-power operation method of the single-fire power switch device according to claim 8, wherein in the step c, the control unit pulls the pin of the pre-pull-down resistor to be reset to a high level, so that the pair of wireless The module is charged and started. The power-on and low-power operation method of the single-fire power switch device according to claim 8, wherein in the e step, the wireless module transmits a packet signal including the body distribution pair. The power-on and low-power operation method of the single-fire power switch device according to claim 8 of the patent application, wherein the step a further includes: a1: obtaining AC power from the fire line L and converting to DC voltage; a2: sequential Charging and storing the voltage regulator module; a3: After the control unit obtains the lowest operating power, it maintains the lowest energy consumption state until the power supply is raised to a stable state. For example, in the power-on and low-power operation method of the single-fire power switch device described in claim 11, wherein the step a2 refers to charging and storing 12V and 3V voltage stabilizing capacitors in sequence. The power-on and low-power operation method of the single-fire power switch device according to claim 11, wherein in the step a3, the control unit is in the execution state while maintaining the minimum energy consumption state. Character status. For example, the power-on and low-power operation method of the single-fire power switch device described in claim 11 wherein the lowest operating power source in step a3 is a 3V power source.