CN221354551U

CN221354551U - Reset distribution network circuit of LED intelligent dimming power supply module

Info

Publication number: CN221354551U
Application number: CN202323046017.4U
Authority: CN
Inventors: 官向军
Original assignee: Zhongshan Fantai Lighting Technology Co ltd
Current assignee: Zhongshan Fantai Lighting Technology Co ltd
Priority date: 2023-11-13
Filing date: 2023-11-13
Publication date: 2024-07-16
Anticipated expiration: 2033-11-13

Abstract

The utility model discloses a reset distribution network circuit of an LED intelligent dimming power supply module, which comprises an intelligent dimming module, a photoelectric coupler and a power-off switch, wherein the intelligent dimming module is electrically connected with a lock switch button and a capacitor, the photoelectric coupler is electrically connected with a third resistor, the third resistor is electrically connected with the intelligent dimming module, the intelligent dimming module and the photoelectric coupler are electrically connected with a 3.3V power supply, the power-off switch is electrically connected with the photoelectric coupler, the power-off switch is connected with a 220V mains supply live wire, when the lock switch button is turned on, the detection pin of the intelligent dimming module is in a high-level signal state, when the lock switch button is turned off, the detection pin of the intelligent dimming module is in a low-level signal state, the function that the intelligent dimming module detects the level switching is realized, the power-off switch is not required to be repeatedly switched, the stability of current in the circuit can be ensured, the risk of damaging electronic elements caused by impact current is avoided, and the stability and the quality of the circuit is improved.

Description

Reset distribution network circuit of LED intelligent dimming power supply module

Technical Field

The utility model relates to the technical field of intelligent lamps, in particular to a reset distribution network circuit of an LED intelligent dimming power supply module.

Background

The intelligent lamp has the function of connecting with the Internet, and the switch of the lamp can be realized through a mobile phone and voice. Before the intelligent lamp is used, the intelligent lamp needs to be matched with other intelligent equipment (such as a mobile phone, an intelligent sound box gateway, an intelligent switch panel and the like).

In the related art, through searching, a scheme of an intelligent lamp circuit (bulletin number CN 210431962U), a wireless control module receives signals of external dimming and color temperature adjustment, processes the signals and outputs different PWM signals or analog dimming signals to a dimming control circuit; when the switch is turned off continuously for a plurality of times (specific times of module program setting), the voltage change information is detected by the detection pin of the dimming control circuit, so that the network distribution mode is realized.

However, in the above scheme, the modules are required to be reset by repeatedly switching on and off the power switch for several times before the network distribution, and the impact current generated by the continuous switch is easy to cause power damage.

Disclosure of utility model

The utility model aims to provide a reset distribution network circuit of an LED intelligent dimming power supply module, which is used for solving the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the reset distribution network circuit of the LED intelligent dimming power supply module comprises an intelligent dimming module, wherein the intelligent dimming module is electrically connected with a lock-free switch key and a capacitor;

The pins 4 and 5 of the intelligent dimming module are output pins and are used for being electrically connected with the lamp, so that the brightness and the cold-warm color light of the lamp can be controlled;

The photoelectric coupler is electrically connected with a third resistor, the third resistor is electrically connected with the intelligent dimming module, the intelligent dimming module and the photoelectric coupler are electrically connected with a 3.3V power supply, and the third resistor distributes the voltage born by the photoelectric coupler to prevent the photoelectric coupler from being damaged due to overvoltage;

The power-off switch is electrically connected with the photoelectric coupler and is connected with a 20V commercial power live wire;

When the lock-free switch key is turned on, the AC detection pin (2 pin) of the intelligent dimming module is in a high-level signal state, and when the lock-free switch key is turned off, the AC detection pin (2 pin) of the intelligent dimming module is in a low-level signal state, so that the level of the intelligent dimming module is switched.

Further, a first resistor and a second resistor are connected in series between the power-off switch and the photoelectric coupler, the second resistor is electrically connected with the 1 pin of the photoelectric coupler, the 2 pin of the photoelectric coupler is grounded, and the first resistor and the second resistor are used for limiting current and dividing voltage, so that the circuit is not easy to burn out, and the stability of the circuit is better.

Further, the circuit of the intelligent dimming module and the locking-free switch key is connected with a fourth resistor in parallel, the fourth resistor is connected with the 3 pins of the photoelectric coupler, the locking-free switch key is connected with the 2 pins and the 3 pins of the intelligent dimming module, the 3 pins of the intelligent dimming module are grounded, and the level reference point of the intelligent dimming module can be ensured to be the same as the ground level of the system, so that stable level reference is ensured.

Compared with the prior art, the utility model has the beneficial effects that: the level on the 2 feet of intelligent dimming module can be independently controlled through the independently arranged lock-free switch keys, so that the high-low switching of the level is realized, the repeated switching power-off switch is not needed, the stability of current in a circuit can be ensured, the risk of damage to electronic elements caused by impact current is avoided, and the stability and quality of the circuit are improved.

Drawings

Fig. 1 is a circuit diagram of the present utility model.

In the figure: 1. an intelligent dimming module; 2. a keyswitch without lock; 3. a capacitor; 4. a fourth resistor; 5. a third resistor; 6. a photocoupler; 7. a second resistor; 8. a first resistor; 9. and (5) switching off the switch.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples:

Referring to fig. 1, the present utility model provides a technical solution: the reset distribution network circuit of the LED intelligent dimming power supply module comprises an intelligent dimming module 1, wherein the intelligent dimming module 1 is electrically connected with a lock-free switch key 2 and a capacitor 3, and the lock-free switch key 2 is connected with a pin 2 and a pin 3 of the intelligent dimming module 1;

the intelligent dimming module 1 controls the adjustment of the color temperature and the brightness of the lamp, the capacitor 3 can slow down the fluctuation in the circuit so as to stabilize the circuit, and the capacitor 3 can also prevent the generated recoil current from damaging the intelligent dimming module 1 when the lock-free switch key 2 is frequently switched on and off;

The photoelectric coupler 6 is electrically connected with a third resistor 5, the third resistor 5 is electrically connected with the intelligent dimming module 1, the intelligent dimming module 1 and the photoelectric coupler 6 are electrically connected with a 3.3V power supply, and a proper working voltage is provided for the intelligent dimming module 1 and the photoelectric coupler 6;

The power-off switch 9 is electrically connected with the photoelectric coupler 6, the power-off switch 9 is connected with a 220V commercial power live wire, the power-off switch 9 is a power supply, the lamp can be powered when the power-off switch 9 is opened, and the lamp is not on when the power-off switch 9 is in a power-off state;

When the lock-free switch key 2 is turned on, the AC detection pin (2 pin) of the intelligent light modulation module 1 is in a high level signal state, when the lock-free switch key 2 is turned off, the AC detection pin (2 pin) of the intelligent light modulation module 1 is in a low level signal state, so that the switching of the level of the AC detection pin (2 pin) of the intelligent light modulation module 1 is realized, and in fig. 1, the switching of the level of the 2 pin of the intelligent light modulation module 1 is controlled.

In this embodiment, a first resistor 8 and a second resistor 7 are connected in series between the power-off switch 9 and the photocoupler 6, the second resistor 7 is electrically connected with the 1 pin of the photocoupler 6, the 2 pin of the photocoupler 6 is grounded, and the first resistor 8 and the second resistor 7 connected in series can limit the current, so that a proper current is provided for the photocoupler 6, and the photocoupler 6 is prevented from burning out.

In this embodiment, the circuit of the intelligent dimming module 1 and the lockless switch key 2 is connected with a fourth resistor 4 in parallel, the fourth resistor 4 is connected with the 3 pin of the photoelectric coupler 6, the fourth resistor 4 is connected in parallel to reduce the voltage, the intelligent dimming module 1 is prevented from being burnt due to overhigh voltage, and the capacitor 3 in parallel can filter the fluctuation of the voltage, so that the voltage is kept stable.

In this embodiment, the pins 4 and 5 of the intelligent dimming module 1 are output pins, and are electrically connected to the lamp, and the pins 4 and 5 of the intelligent dimming module 1 output dimming signals to control the lamp.

In this embodiment, the 3.3V power supply is electrically connected with the 4 pin of the photo coupler 6 and the 1 pin of the intelligent dimming module 1, so that the photo coupler 6 and the intelligent dimming module 1 body work in a low power consumption manner, and electric energy is saved.

Specifically, when the power-off switch 9 is in a power-on state, the whole circuit is in a working state, 220V mains supply fire wires are electrified to the photoelectric coupler 6 and the intelligent light-adjusting module 1 through a P1 terminal in the circuit, when the intelligent light-adjusting module 1 needs to be reset to carry out network distribution, the lock-free switch key 2 is only pressed, the lock-free switch key 2 is arranged between the intelligent light-adjusting module 1 and the photoelectric coupler 6, when the lock-free switch key 2 is electrified, the 2 pin of the intelligent light-adjusting module 1 is a high-level signal, and when the lock switch key is in power-off, the 2 pin of the intelligent light-adjusting module 1 is a low-level signal, so that the high-low switching of the level is realized; the circuit is safer without repeatedly switching the power-off switch 9 and avoiding 220V mains supply from impacting the circuit.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a reset distribution network circuit of LED intelligent light modulation power module which characterized in that includes:

the intelligent dimming module (1), the intelligent dimming module (1) is electrically connected with a keyswitch (2) without a lock and a capacitor (3);

The intelligent light-adjusting device comprises a photoelectric coupler (6), wherein the photoelectric coupler (6) is electrically connected with a third resistor (5), the third resistor (5) is electrically connected with an intelligent light-adjusting module (1), and the intelligent light-adjusting module (1) and the photoelectric coupler (6) are electrically connected with a 3.3V power supply;

The power-off switch (9) is electrically connected with the photoelectric coupler (6), and the power-off switch (9) is connected with a 220V commercial power live wire;

When the lock-free switch key (2) is turned on, the detection pin of the intelligent light-adjusting module (1) is in a high-level signal state, and when the lock-free switch key (2) is turned off, the detection pin of the intelligent light-adjusting module (1) is in a low-level signal state, so that the level of the intelligent light-adjusting module (1) is switched.

2. The reset power distribution network circuit of the intelligent LED dimming power supply module according to claim 1, wherein the reset power distribution network circuit comprises: a first resistor (8) and a second resistor (7) are connected in series between the power-off switch (9) and the photoelectric coupler (6), the second resistor (7) is electrically connected with the 1 pin of the photoelectric coupler (6), and the 2 pin of the photoelectric coupler (6) is grounded.

3. The reset power distribution network circuit of the intelligent LED dimming power supply module according to claim 1, wherein the reset power distribution network circuit comprises: the intelligent dimming module (1) is connected with a fourth resistor (4) in parallel on a circuit of the lockless switch key (2), and the fourth resistor (4) is connected with a 3 pin of the photoelectric coupler (6).

4. The reset power distribution network circuit of the intelligent LED dimming power supply module according to claim 1, wherein the reset power distribution network circuit comprises: and the 4 pins and the 5 pins of the intelligent dimming module (1) are output pins and are used for being electrically connected with the lamp.

5. The reset power distribution network circuit of the intelligent LED dimming power supply module according to claim 1, wherein the reset power distribution network circuit comprises: the 3.3V power supply is electrically connected with the 4 pins of the photoelectric coupler (6) and the 1 pin of the intelligent dimming module (1).

6. The reset power distribution network circuit of the intelligent LED dimming power supply module according to claim 1, wherein the reset power distribution network circuit comprises: the lock-free switch key (2) is connected with the 2 pins and the 3 pins of the intelligent dimming module (1).