CN218976885U

CN218976885U - Isolated LED switch constant current driver

Info

Publication number: CN218976885U
Application number: CN202223538949.6U
Authority: CN
Inventors: 李侃
Original assignee: Jiangsu Shangjin Optoelectronics Technology Co ltd
Current assignee: Jiangsu Shangjin Optoelectronics Technology Co ltd
Priority date: 2022-12-29
Filing date: 2022-12-29
Publication date: 2023-05-05
Anticipated expiration: 2032-12-29

Abstract

The utility model relates to the technical field of drivers, in particular to an isolated LED switch constant current driver which comprises a driver shell, a PCB (printed circuit board) board, a load terminal and an output terminal, wherein the PCB board is arranged in the driver shell and is electrically connected with the load terminal and the output terminal, and a filter, an isolated coupling transformer, a load control module, a logic control module and a constant current driving output module are arranged in the PCB board. Through the driver, the circuit of the LED lamp is connected into the PCB in the driver shell through the load terminal, the filter in the PCB can reduce interference signals in the circuit, the isolation coupling transformer enables driving signals in the circuit to be transmitted to the logic control module after isolation coupling, the logic control module processes the driving signals after isolation coupling and transmits the driving signals to the constant current driving output module, and the purposes of high current constant current precision, stable voltage and anti-surge when the circuit outputs from the output terminal are achieved.

Description

Isolated LED switch constant current driver

Technical Field

The utility model relates to the technical field of drivers, in particular to an isolated LED switch constant current driver.

Background

LEDs are semiconductor devices that are sensitive in nature and have negative temperature characteristics, and thus require stable operation and protection during application, thus creating a driving concept. The LED device has almost strict requirements on a driving power supply, and the LED is not like a common incandescent bulb and can be directly connected with 220V alternating current mains supply. The drivers in the related art cannot guarantee high precision of constant current and stable voltage of the circuit, cannot realize anti-surge of the circuit, and a user cannot remotely control the on-off of the drivers, so that the current drivers are required to be improved to solve the problems;

the above information disclosed in this background section is only for the understanding of the background of the inventive concept and, therefore, it may contain information that does not form the prior art.

Disclosure of Invention

The utility model aims to provide an isolated LED switch constant current driver, which solves the problems that the driver provided in the background art cannot ensure high precision of constant current of a circuit, voltage stability, circuit surge resistance cannot be realized, and a user cannot remotely control the on-off of the driver.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides an isolated LED switch constant current driver, includes driver casing, PCB board, load terminal and output terminal, driver casing's inside is provided with the PCB board, and load terminal and output terminal are connected to the PCB board electricity, and the inside of PCB board is provided with wave filter, isolation coupling transformer, load control module, logic control module and constant current drive output module.

Preferably, the PCB board is electrically connected with the control module and the communication module.

Preferably, a switch button is arranged on one side of the driver shell, and the switch button is electrically connected with the PCB.

Preferably, an indicator lamp is arranged at the upper end of the driver shell, and the indicator lamp is electrically connected with the PCB.

Preferably, a temperature sensor is arranged in the driver shell, and the temperature sensor is electrically connected with the PCB.

Preferably, the lower end of the driver shell is fixedly connected with a base, and a positioning hole is formed in the base.

The beneficial effects of the utility model are as follows:

through this driver, the circuit of LED lamp passes through the PCB board that load terminal inserted in the driver casing, and the interference signal in the circuit can be reduced to the wave filter in the PCB board, keeps apart coupling transformer and makes the drive signal in the circuit carry out the transmission to logic control module after keeping apart coupling, and logic control module carries out the transmission to constant current drive output module after handling the drive signal after keeping apart coupling, has realized that the circuit is from the purpose that current constant current precision is high, voltage stability and anti surge when output terminal exports, and the user accessible communication module remote control constant current switch driver opens and close.

Drawings

Fig. 1 is a schematic structural diagram of an isolated LED switch constant current driver according to the present utility model;

FIG. 2 is a side view of an isolated LED switch constant current driver according to the present utility model;

fig. 3 is a schematic structural diagram of an isolated LED switch constant current driver PCB board according to the present utility model.

In the figure: the device comprises a driver shell, a PCB (printed circuit board) 2, a switch button 3, a base 4, a locating hole 5, a control module 6, a communication module 7, an indicator lamp 8, a load terminal 9, a temperature sensor 10, an output terminal 11, a filter 12, an isolation coupling transformer 13, a load control module 14, a logic control module 15 and a constant current driving output module 16.

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.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

Referring to fig. 1-3, an isolated LED switch constant current driver includes a driver housing 1, a PCB board 2, a load terminal 9 and an output terminal 11, wherein the PCB board 2 is disposed inside the driver housing 1, and the PCB board 2 is electrically connected with the load terminal 9 and the output terminal 11.

The filter 12, the isolation coupling transformer 13, the load control module 14, the logic control module 15 and the constant current drive output module 16 are arranged in the PCB 2, and the PCB 2 is electrically connected with the control module 6 and the communication module 7.

Through the design, the circuit of the LED lamp is connected into the PCB 2 in the driver shell 1 through the load terminal 9, the filter 12 in the PCB 2 can reduce interference signals in the circuit, the isolation coupling transformer 13 enables driving signals in the circuit to be transmitted to the logic control module 15 after isolation coupling, the logic control module 15 processes the driving signals after isolation coupling and transmits the driving signals to the constant current driving output module 16, the purposes of high current constant current precision, stable voltage and circuit anti-surge when the circuit outputs from the output terminal 11 are achieved, and a user can remotely control the opening and closing of the constant current switch driver through the communication module 7.

In other embodiments, a switch button 3 is provided on one side of the driver housing 1, and the switch button 3 is electrically connected to the PCB board 2.

By this design, the user can press the switch button 3 on one side of the driver housing 1, switching the constant current switch driver.

In other embodiments, the upper end of the driver housing 1 is provided with an indicator light 8, the indicator light 8 is electrically connected with the PCB board 2, the inside of the driver housing 1 is provided with a temperature sensor 10, and the temperature sensor 10 is electrically connected with the PCB board 2.

With this design, the indicator light 8 on the driver housing 1 will display red light when the temperature in the driver housing 1 is too high.

In other embodiments, the lower end of the driver housing 1 is fixedly connected to the base 4, and a positioning hole 5 is provided in the base 4.

By this design, the user can easily and fixedly mount the driver housing 1 using the positioning hole 5 inside the base 4.

In this embodiment, the circuit of the LED lamp is connected to the PCB 2 in the driver housing 1 through the load terminal 9, the filter 12 in the PCB 2 can reduce the interference signal in the circuit, the isolation coupling transformer 13 makes the driving signal in the circuit transmit to the logic control module 15 after isolation coupling, the logic control module 15 processes the driving signal after isolation coupling and transmits to the constant current driving output module 16, so that the purposes of high current constant current precision, stable voltage and circuit anti-surge when the circuit outputs from the output terminal 11 are achieved, and the user can remotely control the on-off of the constant current switch driver through the communication module 7.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides an isolated LED switch constant current driver, includes driver housing (1), PCB board (2), load terminal (9) and output terminal (11), its characterized in that, the inside of driver housing (1) is provided with PCB board (2), and load terminal (9) and output terminal (11) are connected to PCB board (2) electricity, and the inside of PCB board (2) is provided with filter (12), isolation coupling transformer (13), load control module (14), logic control module (15) and constant current drive output module (16).

2. The isolated LED switch constant current driver according to claim 1, wherein the PCB board (2) is electrically connected to the control module (6) and the communication module (7).

3. The isolated LED switch constant current driver according to claim 1, wherein a switch button (3) is arranged on one side of the driver housing (1), and the switch button (3) is electrically connected with the PCB board (2).

4. The isolated LED switch constant current driver according to claim 1, wherein an indicator lamp (8) is arranged at the upper end of the driver housing (1), and the indicator lamp (8) is electrically connected with the PCB board (2).

5. An isolated LED switch constant current driver according to claim 1, characterized in that the inside of the driver housing (1) is provided with a temperature sensor (10), the temperature sensor (10) being electrically connected to the PCB board (2).

6. The isolated LED switch constant current driver according to claim 1, wherein the lower end of the driver housing (1) is connected with a base (4), and a positioning hole (5) is formed in the base (4).