CN211321563U

CN211321563U - LED driving power supply remote controller based on Bluetooth Mesh technology

Info

Publication number: CN211321563U
Application number: CN201922398859.3U
Authority: CN
Inventors: 蒋卫红; 芮益锋; 王凤可
Original assignee: Changzhou Hipel Electronic Technology Co ltd
Current assignee: Changzhou Hipel Electronic Technology Co ltd
Priority date: 2019-12-27
Filing date: 2019-12-27
Publication date: 2020-08-21
Anticipated expiration: 2029-12-27

Abstract

The utility model aims at providing a LED drive power supply remote controller based on bluetooth Mesh technology, bluetooth SOC is connected with matching, harmonic suppression circuit, matching, harmonic suppression circuit are connected with radio frequency antenna; the Bluetooth SOC is connected with a voltage stabilizing circuit, and the voltage stabilizing circuit is connected with a button battery; the Bluetooth SOC is connected with the Mesh network in a wireless communication mode; the key switch converts the pressing operation into an electric signal which comprises a brightness reduction key, a brightness rise key and a switch control key, the electric signal is transmitted to the Bluetooth Soc, and the Bluetooth Soc converts the electric signal into a control command through a built-in MCU; through key switch operation, input signal of telecommunication to bluetooth Soc converts control command into, converts the bluetooth radio frequency signal into after handling, behind matching harmonic suppression circuit, radio frequency antenna, transmits controlled LED drive power supply under with the Mesh network through wireless communication mode.

Description

LED driving power supply remote controller based on Bluetooth Mesh technology

Technical Field

The utility model relates to a LED drive power supply remote controller field especially relates to a LED drive power supply remote controller based on bluetooth Mesh technique.

Background

The LED light control technology is based on the principle that the LED driving power supply is controlled to realize the control of switching on and off, dimming and color mixing of an LED light source. In the early stage, the LED driving power supply control is realized in a wired control mode, and the defects of complex control mode and high wiring cost exist. Then, a 433 MHz-based radio frequency wireless control mode appears, and the defects of complex design, high cost and high power consumption of a control module exist. Wireless control based on bluetooth is now emerging. However, the control mode can only realize the control of a control source on a single device, and cannot meet the requirement that a single control source simultaneously controls a plurality of devices.

SUMMERY OF THE UTILITY MODEL

For solving the problem, the utility model provides a LED drive power supply remote controller based on bluetooth Mesh technique, button cell inputs the back, convert the 3.3V power into through voltage stabilizing circuit, for bluetooth Soc and circuit power supply, through the key switch operation, the input signal of telecommunication to bluetooth Soc conversion is control command, convert the bluetooth radiofrequency signal into after handling, through matching harmonic suppression circuit, behind the radio frequency antenna, transmit to the controlled LED drive power supply under the same Mesh network through wireless communication mode, can realize the many-to-many transmission between equipment, the problem that appears in the background art has been solved.

The utility model aims at providing a LED drive power supply remote controller based on bluetooth Mesh technique, including bluetooth SOC, bluetooth SOC is connected with matching, harmonic suppression circuit, and matching, harmonic suppression circuit are connected with radio frequency antenna; the Bluetooth SOC is connected with a voltage stabilizing circuit, and the voltage stabilizing circuit is connected with a button battery; the Bluetooth SOC comprises an MCU, a radio frequency communication module and a radio frequency amplification module and is connected with the Mesh network in a wireless communication mode; the matching and harmonic suppression circuit comprises a radio frequency input signal end and a radio frequency bias signal end, wherein the radio frequency input signal end is connected with C1, C1 is connected with L1, L1 is connected with an antenna input signal end, the radio frequency bias signal end is connected to C1 through L3, C1 is also connected with grounded C2, two ends of L1 are respectively connected with C3 and C4 which are connected, the antenna input signal end is connected with grounded L2, and the radio frequency bias signal end is connected with grounded C5; the radio frequency antenna is a meander line antenna; the key switch converts the pressing operation into an electric signal which comprises a brightness reduction key, a brightness rise key and a switch control key, the electric signal is transmitted to the Bluetooth Soc, and the Bluetooth Soc converts the electric signal into a control command through a built-in MCU; through key switch operation, input signal of telecommunication to bluetooth Soc converts control command into, converts the bluetooth radio frequency signal into after handling, behind matching harmonic suppression circuit, radio frequency antenna, transmits controlled LED drive power supply under with the Mesh network through wireless communication mode.

The further improvement lies in that: the pairing key converts a pressing signal into an electric signal, and expression of three states of Bluetooth Mesh networking, a resetting device and normal work is realized through pressing at different frequencies and pressing operations at different durations.

The further improvement lies in that: the voltage stabilizing circuit adopts an integrated power management chip to realize the voltage stabilization output of 3.3V of the direct-current voltage of the battery and provide power for a subsequent circuit;

the further improvement lies in that: the status indicator lamp adopts a double-color LED lamp bead, and status indication of three different colors can be realized by receiving a double-path control signal of the Bluetooth Soc; different working states can be respectively represented through different frequency flicker state changes.

The further improvement lies in that: the matching and harmonic suppression circuit is an LC circuit and is used for performing impedance matching on a radio frequency output channel of the Bluetooth SOC, and the filter L is a pi-type filter and is used for suppressing the second harmonic and the third harmonic of a radio frequency signal so as to reduce the interference of the equipment to other wireless communication equipment.

The utility model has the advantages that: the utility model discloses button cell inputs the back, converts the 3.3V power into through voltage stabilizing circuit, for bluetooth Soc and circuit power supply, through the key switch operation, and the incoming signal of telecommunication to bluetooth Soc converts control command into, converts the bluetooth radiofrequency signal into after handling, through matching behind harmonic suppression circuit, the radio frequency antenna, transmits to the controlled LED drive power supply under the same Mesh network through wireless communication mode, can realize the many-to-many transmission between equipment.

The utility model discloses a mode of bluetooth Mesh network control has realized adjusting luminance, mixing of colors, on-off control function, contrast traditional wired control mode, can reduce engineering construction cost by a wide margin.

The utility model discloses built-in bluetooth SOC realizes the wireless communication function through the bluetooth, and contrast 433MHz radio frequency communication scheme design is simple, and the reliability is high, and the work low power consumption.

The utility model discloses a bluetooth Mesh network deployment communication function is realized to proprietary agreement, can realize the many-to-many transmission between equipment to improve the communication ability who founds network coverage on a large scale very much, be applicable to engineering application scene. Compared with the existing equipment in a Bluetooth communication mode, the Bluetooth communication equipment can only realize 1-to-1 communication and has obvious engineering application advantages.

Drawings

Fig. 1 is a schematic block diagram of the present invention.

Fig. 2 is the utility model discloses bluetooth SOC schematic diagram.

Fig. 3 is a schematic diagram of the matching and harmonic suppression circuit module of the present invention.

Fig. 4 is the structure diagram of the rf antenna of the present invention.

Fig. 5 is a schematic diagram of the coding switch of the present invention.

Fig. 6 is a schematic diagram of the key switch of the present invention.

Fig. 7 is a schematic diagram of the status indicator light of the present invention.

Fig. 8 is a schematic diagram of the Mesh network topology of the present invention.

Detailed Description

In order to deepen the understanding of the present invention, the present invention will be described in detail with reference to the following embodiments, which are only used for explaining the present invention and do not limit the protection scope of the present invention.

As shown in fig. 1 to 8, the present embodiment provides a bluetooth Mesh technology-based LED driving power remote controller, which includes a bluetooth SOC, where the bluetooth SOC is connected to a matching and harmonic suppression circuit, and the matching and harmonic suppression circuit is connected to a radio frequency antenna; the Bluetooth SOC is connected with a voltage stabilizing circuit, and the voltage stabilizing circuit is connected with a button battery; the Bluetooth SOC comprises an MCU, a radio frequency communication module and a radio frequency amplification module and is connected with the Mesh network in a wireless communication mode; the matching and harmonic suppression circuit comprises a radio frequency input signal end and a radio frequency bias signal end, wherein the radio frequency input signal end is connected with C1, C1 is connected with L1, L1 is connected with an antenna input signal end, the radio frequency bias signal end is connected to C1 through L3, C1 is also connected with grounded C2, two ends of L1 are respectively connected with C3 and C4 which are connected, the antenna input signal end is connected with grounded L2, and the radio frequency bias signal end is connected with grounded C5; the radio frequency antenna is a meander line antenna; the voltage stabilizing circuit adopts an integrated power management chip to realize the voltage stabilization output of 3.3V of the direct-current voltage of the battery and provide power for a subsequent circuit; the key switch converts the pressing operation into an electric signal which comprises a brightness reduction key, a brightness rise key and a switch control key, the electric signal is transmitted to the Bluetooth Soc, and the Bluetooth Soc converts the electric signal into a control command through a built-in MCU; through key switch operation, input signal of telecommunication to bluetooth Soc converts control command into, converts the bluetooth radio frequency signal into after handling, behind matching harmonic suppression circuit, radio frequency antenna, transmits controlled LED drive power supply under with the Mesh network through wireless communication mode. The pairing key converts a pressing signal into an electric signal, and expression of three states of Bluetooth Mesh networking, a resetting device and normal work is realized through pressing at different frequencies and pressing operations at different durations. The status indicator lamp adopts a double-color LED lamp bead, and status indication of three different colors can be realized by receiving a double-path control signal of the Bluetooth Soc; different working states can be respectively represented through different frequency flicker state changes. The matching and harmonic suppression circuit is an LC circuit and is used for performing impedance matching on a radio frequency output channel of the Bluetooth SOC, and the filter L is a pi-type filter and is used for suppressing the second harmonic and the third harmonic of a radio frequency signal so as to reduce the interference of the equipment to other wireless communication equipment.

Through a special Bluetooth Mesh networking communication protocol, the Mesh networking communication function between an LED driving power supply and an LED driving power supply remote controller (or a mobile terminal) can be realized. After the devices form a Mesh communication network, the Mesh networking topology of the devices is as shown in fig. 8.

The Mesh communication network formed by the LED driving power supply remote controller and the LED driving power supply can provide many-to-many transmission among devices, particularly improve the communication capacity for constructing large-range network coverage, and is suitable for automatic control among floor areas. In the scheme, each LED driving power supply is a relay node, a low-power-consumption working mode is supported, and a network flooding management technology is adopted, namely, data sent by one node is forwarded by all nodes supporting relay, but is not forwarded indefinitely, and the nodes forwarding the data are not forwarded any more. Therefore, the Mesh communication network reduces channel interference and resource waste while ensuring the network to be robust.

After the button cell input, convert 3.3V power into through voltage stabilizing circuit, for bluetooth Soc and circuit power supply, through the key switch operation, the input signal of telecommunication converts control command into to bluetooth Soc, converts the bluetooth radiofrequency signal into after handling, behind matching harmonic suppression circuit, radio frequency antenna, transmits to the controlled LED drive power supply under the same Mesh network through the wireless communication mode, can realize the many-to-many transmission between equipment.

Through the mode of bluetooth Mesh network control, realized adjusting luminance, mixing of colors, on-off control function, contrast traditional wired control mode, can reduce engineering construction cost by a wide margin.

The built-in bluetooth SOC realizes the wireless communication function through the bluetooth, and the contrast 433MHz radio frequency communication scheme design is simple, and the reliability is high, and the work low power consumption.

The Bluetooth Mesh networking communication function is realized through a proprietary protocol, many-to-many transmission among devices can be realized, the communication capacity for constructing large-range network coverage is particularly improved, and the Bluetooth Mesh networking communication method is suitable for engineering application scenes. Compared with the existing equipment in a Bluetooth communication mode, the Bluetooth communication equipment can only realize 1-to-1 communication and has obvious engineering application advantages.

Claims

1. The utility model provides a LED drive power remote controller based on bluetooth Mesh technique, including bluetooth SOC, its characterized in that: the Bluetooth SOC is connected with a matching and harmonic suppression circuit, and the matching and harmonic suppression circuit is connected with a radio frequency antenna; the Bluetooth SOC is connected with a voltage stabilizing circuit, and the voltage stabilizing circuit is connected with a button battery; the Bluetooth SOC comprises an MCU, a radio frequency communication module and a radio frequency amplification module and is connected with the Mesh network in a wireless communication mode; the matching and harmonic suppression circuit comprises a radio frequency input signal end and a radio frequency bias signal end, wherein the radio frequency input signal end is connected with C1, C1 is connected with L1, L1 is connected with an antenna input signal end, the radio frequency bias signal end is connected to C1 through L3, C1 is also connected with grounded C2, two ends of L1 are respectively connected with C3 and C4 which are connected, the antenna input signal end is connected with grounded L2, and the radio frequency bias signal end is connected with grounded C5; the radio frequency antenna is a meander line antenna; the key switch converts the pressing operation into an electric signal which comprises a brightness reduction key, a brightness rise key and a switch control key, the electric signal is transmitted to the Bluetooth Soc, and the Bluetooth Soc converts the electric signal into a control command through a built-in MCU; through key switch operation, input signal of telecommunication to bluetooth Soc converts control command into, converts the bluetooth radio frequency signal into after handling, behind matching harmonic suppression circuit, radio frequency antenna, transmits controlled LED drive power supply under with the Mesh network through wireless communication mode.

2. The bluetooth Mesh technology-based LED driven power remote controller as claimed in claim 1, wherein: the pairing key converts a pressing signal into an electric signal, and expression of three states of Bluetooth Mesh networking, a resetting device and normal work is realized through pressing at different frequencies and pressing operations at different durations.

3. The bluetooth Mesh technology-based LED driven power remote controller as claimed in claim 1, wherein: the voltage stabilizing circuit adopts an integrated power management chip to realize the voltage stabilization output of 3.3V of the direct-current voltage of the battery and provide power for subsequent circuits.

4. The bluetooth Mesh technology-based LED driven power remote controller as claimed in claim 1, wherein: the status indicator lamp adopts a double-color LED lamp bead, and status indication of three different colors can be realized by receiving a double-path control signal of the Bluetooth Soc; different working states can be respectively represented through different frequency flicker state changes.

5. The bluetooth Mesh technology-based LED driven power remote controller as claimed in claim 1, wherein: the matching and harmonic suppression circuit is an LC circuit and is used for performing impedance matching on a radio frequency output channel of the Bluetooth SOC, and the filter L is a pi-type filter and is used for suppressing the second harmonic and the third harmonic of a radio frequency signal so as to reduce the interference of the equipment to other wireless communication equipment.