CN218830734U

CN218830734U - Power line carrier control switch, brightness module and LED lamp

Info

Publication number: CN218830734U
Application number: CN202222962728.5U
Authority: CN
Inventors: 李栩
Original assignee: Zhongshan Starui Internet Of Things Technology Co ltd
Current assignee: Zhongshan Starui Internet Of Things Technology Co ltd
Priority date: 2022-11-08
Filing date: 2022-11-08
Publication date: 2023-04-07
Anticipated expiration: 2032-11-08

Abstract

The utility model discloses a power line carrier control switch and luminance module and LED lamp, including power line carrier communication module, microprocessor MCU and electronic switch, commercial power exchanges input line L, N and is connected to power line carrier communication module's signal input part, power line carrier communication module sends into power line carrier signal microprocessor MCU and decodes the back, microprocessor MCU output control signal control electronic switch opens or closes, electronic switch is as the switch of LED light source module, microprocessor MCU still outputs different PWM signal control electronic switch in order to adjust LED light source module adjustting of lighteness. The intelligent LED street lamp greatly reduces the modification cost of the intelligent LED street lamp, and is favorable for popularization and application.

Description

Power line carrier control switch, brightness module and LED lamp

The technical field is as follows:

the utility model relates to a power line carrier control switch and luminance module and LED lamp.

Background art:

the current brightness-adjustable LED street lamp generally adopts a scheme of a single lamp controller and an adjustable light power supply. The single lamp controller receives a brightness adjusting instruction and then controls the output of the adjustable light power supply through PWM or 0-10V signals, so that the brightness of the LED street lamp is adjusted. The single lamp controller generally receives the brightness adjustment command through Power Line Carrier (PLC), 4G, loRa, zigBee, or the like. This solution, which is common on the market, presents the following drawbacks and pain points: the circuit structure is complicated, and the equipment cost is higher. Taking the above brightness adjusting function of a 150W LED street lamp as an example, more than 50 yuan is required to be added when a power supply without the dimming function is replaced by a dimmable power supply, and the number of the single lamp controllers is 120-300 yuan. Therefore, the total equipment cost is increased by more than 170 yuan, the modification cost is high, and the popularization is not facilitated.

The invention content is as follows:

an object of the utility model is to provide a power line carrier control switch and luminance module and LED lamp solve among the prior art LED street lamp that luminance is adjustable and adopt single lamp controller + adjustable light power supply scheme to lead to that circuit structure is complicated, manufacturing or reform transform the cost higher, are unfavorable for the technical problem who promotes.

The utility model discloses the accessible is realized with following scheme:

the utility model provides a power line carrier control switch and luminance module, including power line carrier communication module, microprocessor MCU and electronic switch, commercial power exchanges input line L, N and is connected to power line carrier communication module's signal input end, power line carrier communication module sends power line carrier signal into microprocessor MCU and decodes the back, microprocessor MCU outputs control signal control electronic switch's opening or closing, electronic switch is as the switch of LED light source module, microprocessor MCU still outputs different PWM signal control electronic switch in order to adjust LED light source module luminance.

The power carrier control switch and the brightness module also comprise a direct current power supply input interface used as direct current power supply input, and the input direct current power supply provides direct current power supply for the LED light source module, the microprocessor MCU and the electronic switch.

The input direct current is processed to provide VCC1 direct current for supplying power to the LED light source module.

The power carrier communication module is a power carrier PLC module, and the microprocessor MCU is in two-way communication with the outside through the power carrier PLC module.

The microprocessor MCU is a singlechip, and the electronic switch adopts a triode or a high-power MOS tube.

The utility model provides a LED lamp, includes LED light source module and power line carrier control switch and luminance module, LED light source module includes PCB board or aluminium base board and installs a plurality of LED lamp pearls on PCB board or aluminium base board, its characterized in that: the power carrier control switch and the brightness module are the power carrier control switch and the brightness module.

The power carrier control switch, the brightness module and the LED light source module are integrated on a PCB or an aluminum substrate.

The power carrier control switch, the brightness module and the LED light source module are two independent components and are electrically connected together.

Compared with the prior art, the utility model has the advantages of as follows:

(1) The utility model discloses a power line carrier control switch and luminance module, by microprocessor MCU (singlechip) + power line carrier communication module + high-power switch components and parts constitute, the gateway sends control signal to the power line carrier communication module of every LED street lamp through the power supply line, power line carrier communication module gives microprocessor MCU with the data transmission who receives, microprocessor MCU decodes back control high-power electronic switch components and parts and realizes switch and the adjustting of the luminance to LED lamp pearl, circuit structure simplifies, with the contrast of common adjustting of the luminance scheme on the market, can reduce total equipment investment expense by increasing more than 170 yuan for increasing below 50 yuan, great reduction intelligence street lamp's transformation cost, be favorable to popularizing and applying.

(2) The utility model discloses a LED lamp (street lamp), adopt power line carrier control switch and luminance module, street lamp control center all is two-way communication with every LED street lamp, street lamp control center can the signals to every LED street lamp, control opening or closing of every LED street lamp, street lamp control center also can send the luminance from the specific certain LED lamp of PWM signal control, in a word street lamp control center is the power line carrier communication signal of transmitting concrete instruction with every LED street lamp, rather than only transmitting the PWM signal, and be two-way power line carrier communication, not one-way communication. The utility model discloses can also transmit information such as the current real-time operating condition of LED street lamp to street lamp control center by the LED street lamp.

(3) Other advantages of the invention are described in more detail in the description of the embodiments.

Description of the drawings:

fig. 1 is a circuit block diagram of a power line carrier control switch and a brightness module according to a first embodiment of the present invention;

fig. 2 is another circuit block diagram of the power line carrier control switch and the brightness module according to the first embodiment of the present invention;

fig. 3 is a specific circuit diagram of an electronic switch according to a first embodiment of the present invention;

fig. 4 is a circuit schematic diagram of a third embodiment of the present invention.

The specific implementation mode is as follows:

the present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

The first embodiment is as follows:

as shown in fig. 1, the utility model provides a power carrier control switch and luminance module, including power carrier communication module, microprocessor MCU and electronic switch, commercial power exchanges input line L, N and is connected to power carrier communication module's signal input part, power carrier communication module sends power carrier signal into microprocessor MCU and decodes the back, microprocessor MCU output control signal control electronic switch opens or closes, electronic switch is as the switch of LED light source module, microprocessor MCU still outputs different PWM signal control electronic switch in order to adjust LED light source module luminance.

The utility model discloses a power line carrier control switch and luminance module, by microprocessor MCU (singlechip) + power line carrier communication module + high-power switch components and parts constitute, the gateway (can be understood as LED street lamp control center) sends control signal to the power line carrier communication module of every LED street lamp through the power supply line, power line carrier communication module gives microprocessor MCU with the data transmission who receives, microprocessor MCU decodes back control high-power electronic switch components and parts and realizes switch and the adjustting of the lighteness to LED lamp pearl, circuit structure simplifies, compare with common adjustting of the lighteness scheme on the market, can be with total equipment investment expense by increasing the more than 170 yuan reduce for increasing below 50 yuan, great reduction intelligence street lamp's transformation cost, be favorable to popularization and application.

The power carrier control switch and the brightness module also comprise a direct current power supply input interface used as direct current power supply input, and the input direct current power supply provides direct current power supply for the microprocessor MCU and the electronic switch. The design can further simplify the circuit structure and reduce the cost.

The input direct current provides VCC1 direct current voltage which is used as power supply of the LED light source module, the VCC1 direct current voltage also outputs VCC2 direct current voltage through a DC-DC voltage reduction circuit to supply power to the microprocessor MCU, and the DC-DC voltage reduction circuit, the power carrier communication module, the microprocessor MCU and the electronic switch are integrated on a circuit board. In FIG. 3, VCC1 is 24V DC, VCC2 is 5V DC, the circuit structure is simple, and the implementation is easy.

As shown in fig. 2, the DC power input is accomplished by a power converter without dimming function, which is sold in the market, wherein the input end of the power converter without dimming function is connected to the ac input line L, N to obtain 220V AV input, the main function of the power converter without dimming function is to convert ac into DC, and the output end of the power converter without dimming function outputs 24V DC power. Therefore, a direct current power supply circuit does not need to be added, local materials are used, wiring is simplified, and popularization and application are facilitated.

As shown in fig. 3, the electronic switch of the present invention employs a high-power triode Q1, a resistor R9, a resistor R10, a resistor R11, a zener diode D6 and a power supply chip AO1, wherein the LED CTRL in fig. 3 is an output signal of the microprocessor MCU, and the LET OUT-is a power supply terminal of the power supply chip AO1 for the LED light source module.

The LED light source module consists of a plurality of LED lamp beads, and the LED lamp beads are integrated on an aluminum substrate or a circuit board in series or in parallel.

The microprocessor MCU is a singlechip, and the electronic switch adopts a high-power MOS tube.

Example two:

as shown in fig. 4, an LED street lamp includes an LED light source module 200, a power line carrier control switch and a brightness module 100, the LED light source module 200 includes an aluminum substrate and a plurality of LED lamp beads mounted on the aluminum substrate, and is characterized in that: the power carrier control switch and brightness module 100 is a power carrier control switch and brightness module according to the first embodiment.

The power carrier control switch and the brightness module 100 are integrated on the aluminum substrate. Or the power carrier control switch and brightness module 100 and the LED light source module 200 are two independent components and are electrically connected together.

As shown in fig. 4, a plurality of LED street lamps (only 2 LED street lamps are shown in the figure, and a plurality of LED street lamps are indicated by ellipses) are connected to the same ac power line, and the ac power line is connected to a gateway, and is connected to a street lamp control center through the gateway.

Each LED street lamp adopts the power carrier control switch and the brightness module, the street lamp control center is in two-way communication with each LED street lamp, the street lamp control center can send signals to each LED street lamp to control the on or off of each LED street lamp, and the street lamp control center can also send PWM signals to control the brightness of a specific LED lamp. The utility model discloses can also transmit information such as the current real-time operating condition of LED street lamp to street lamp control center by the LED street lamp.

The above embodiments are preferred embodiments of the present invention, but the embodiments of the present invention are not limited thereto, and any other changes, modifications, substitutions, combinations, and simplifications made without departing from the spirit and principles of the present invention are equivalent replacement modes, and all are included in the scope of the present invention.

Claims

1. A power line carrier control switch and brightness module, characterized in that: the LED light source module comprises a power carrier communication module, a microprocessor MCU and an electronic switch, wherein a mains supply alternating current input line L, N is connected to a signal input end of the power carrier communication module, after the power carrier communication module sends a power carrier signal into the microprocessor MCU for decoding, the microprocessor MCU outputs a control signal to control the electronic switch to be turned on or turned off, the electronic switch is used as a switch of the LED light source module, and the microprocessor MCU also outputs different PWM signals to control the electronic switch to adjust the brightness of the LED light source module.

2. The power carrier control switch and brightness module of claim 1, wherein: the LED light source module also comprises a direct current power supply input interface used for direct current power supply input, and the input direct current power supply provides direct current power supply for the LED light source module, the microprocessor MCU and the electronic switch.

3. The power carrier control switch and brightness module of claim 2, wherein: the input direct current is processed to provide VCC1 direct current for supplying power to the LED light source module.

4. A power carrier control switch and brightness module according to claim 1, 2 or 3, characterized by: the power carrier communication module is a power carrier PLC module, and the microprocessor MCU is in two-way communication with the outside through the power carrier PLC module.

5. The power line carrier control switch and brightness module of claim 4, wherein: the microprocessor MCU is a singlechip, and the electronic switch adopts a triode or a high-power MOS tube.

6. The utility model provides a LED lamp, includes LED light source module and power line carrier control switch and luminance module, LED light source module includes PCB board or aluminium base board and installs a plurality of LED lamp pearls on PCB board or aluminium base board, its characterized in that: the power carrier control switch and the brightness module are the power carrier control switch and the brightness module as claimed in any one of claims 1 to 5.

7. The LED lamp of claim 6, wherein: the power carrier control switch, the brightness module and the LED light source module are integrated on a PCB or an aluminum substrate.

8. An LED lamp as claimed in claim 7, wherein: the power carrier control switch, the brightness module and the LED light source module are two independent components and are electrically connected together.