Light source module with four color temperature conversion and rhythm sleep aiding functions

Abstract

The utility model discloses a light source module with four color temperature conversion and rhythm sleep aiding functions, which comprises a driving power supply and a light source plate, white light lamp beads, yellow light lamp beads and warm light lamp beads are arranged on the light source plate, and the driving power supply comprises a driving shell and a driving circuit board; the drive circuit board is provided with an input terminal, a rectification filter circuit, a white light step-down type constant current control circuit, a yellow light step-down type constant current control circuit and a warm light step-down type constant current control circuit. And a PWM (Pulse Width Modulation) pin of the intelligent control circuit is respectively connected with the white light step-down constant current control circuit, the yellow light step-down constant current control circuit and the warm light step-down constant current control circuit. The LED lamp is reasonable in structural arrangement, white light, yellow light, warm light and neutral light irradiation formed by combination of the white light and the yellow light can be achieved, color temperature and brightness change switching operation is achieved, people with sleep disorder are helped to sleep quickly through the warm light, the functions of the whole structure are improved, and functional diversity is achieved.

Description

Technical Field

[0001] The utility model belongs to the technical field of light source modules, and particularly relates to a light source module with four kinds of color temperature transformation and rhythm-assisted sleep functions. Background Art

[0002] A light source module is a common lighting structure. The light source modules in the prior art mainly include a drive and a light source board, and lamp beads are arranged on the light source board. In the conventional structure, most of the lamp beads are single-color or two-color or three-color lamp beads, and they are mostly for mixed light color transformation, only having a lighting function or an ambient lighting supplement function, without a rhythm-assisted sleep function, resulting in relatively limited functions of the overall structure and unable to meet the usage requirements in different situations. Summary of the Invention

[0003] The purpose of the utility model is to provide a light source module with four kinds of color temperature transformation and rhythm-assisted sleep functions, which has a reasonable structure setting and diverse functions.

[0004] The technical solution for realizing the purpose of the utility model is a light source module with four kinds of color temperature transformation and rhythm-assisted sleep functions, including a drive power supply and a light source board connected to the drive power supply. White lamp beads, yellow lamp beads and warm lamp beads are arranged on the light source board. The drive power supply includes a drive housing and a drive circuit board located inside the drive housing;

[0005] An input terminal, a rectifying and filtering circuit connected to the input terminal, a white light buck-type constant current control circuit connected to the output end of the rectifying and filtering circuit, a yellow light buck-type constant current control circuit connected to the output end of the rectifying and filtering circuit, and a warm light buck-type constant current control circuit connected to the output end of the rectifying and filtering circuit are arranged on the drive circuit board;

[0006] The white light buck-type constant current control circuit is electrically connected to the white lamp beads, the yellow light buck-type constant current control circuit is electrically connected to the yellow lamp beads, and the warm light buck-type constant current control circuit is connected to the warm lamp beads;

[0007] An intelligent control circuit connected to the input terminal is further provided, and the PWM pins of the intelligent control circuit are respectively connected to the control ends of the white light buck-type constant current control circuit, the yellow light buck-type constant current control circuit and the warm light buck-type constant current control circuit.

[0008] Further preferably: the main chip models of the white light buck-type constant current control circuit, the yellow light buck-type constant current control circuit and the warm light buck-type constant current control circuit are all BP2887.

[0009] Further preferably: a buck and constant voltage circuit is arranged between the intelligent control circuit and the input terminal;

[0010] The output voltage of the step-down constant voltage circuit is 3.3V.

[0011] Further preferably, the main chip model of the step-down constant voltage circuit is BP8501.

[0012] Further preferably, the driving housing includes a housing, a driving lower cover and a driving upper cover snap-connected to the housing;

[0013] The driving circuit board is located inside the housing.

[0014] Further preferably, a light source cover plate with through holes is provided on the light source board, and the lamp beads of the light source board are located inside the through holes.

[0015] The utility model has positive effects: The structure of the utility model is reasonably arranged. It is provided with white light lamp beads, yellow light lamp beads and warm light lamp beads, and at the same time, a white light step-down constant current control circuit, a yellow light step-down constant current control circuit and a warm light step-down constant current control circuit are provided, and are combined with an intelligent control circuit. When in use, through the PWM signal output by the intelligent control circuit, the three different step-down constant current control circuits are controlled, so as to realize white light, yellow light, warm light and neutral light formed by the combination of white light and yellow light irradiation. Its warm light is beneficial to the sleep aid effect. It can not only realize the change and switching operation of color temperature and brightness, but also help people with sleep disorders quickly fall asleep through the warm light, improve the function of the overall structure, realize the diversity of functions, meet the use requirements in different situations, and has strong applicability and good practicability. Description of the Drawings

[0016] In order to make the content of the utility model easier to be clearly understood, the following further details the utility model according to specific embodiments in conjunction with the drawings, where:

[0017] Figure 1 is the structural schematic diagram of the utility model;

[0018] Figure 2 is the specific circuit diagram of the utility model.

[0019] Reference numerals: driving power supply 1, driving housing 11, housing 111, driving lower cover 112, driving upper cover 113, driving circuit board 12, light source board 2, input terminal 3, rectifying and filtering circuit 4, white light step-down constant current control circuit 5, yellow light step-down constant current control circuit 6, warm light step-down constant current control circuit 7, intelligent control circuit 8, step-down constant voltage circuit 9, light source cover plate 10. Detailed Embodiments

[0020] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

[0021] Embodiment

[0022] See Figures 1 to 2 As shown, a light source module with four color temperature conversion and rhythm sleep aid functions includes a driving power supply 1 and a light source board 2 connected to the driving power supply. The light source board is provided with white light beads, yellow light beads and warm light beads. The driving power supply includes a driving housing 11 and a driving circuit board 12 inside the driving housing; in this embodiment, its warm light beads are also the Figure 2 sleep aid lights in it. Since the warm light reduces the intake of blue light, it reduces the interference with the biological clock, helps to relax the body and mind, and enter the sleep state.

[0023] The driving circuit board is provided with an input terminal 3, a rectifying and filtering circuit 4 connected to the input terminal, a white light buck-type constant current control circuit 5 connected to the output end of the rectifying and filtering circuit, a yellow light buck-type constant current control circuit 6 connected to the output end of the rectifying and filtering circuit, and a warm light buck-type constant current control circuit 7 connected to the output end of the rectifying and filtering circuit; in this embodiment, its rectifying and filtering circuit includes DB1T EC3, which is mainly used for rectifying and filtering operations. At the same time, in this embodiment, the main chip models U1, U2, and U3 of the white light buck-type constant current control circuit, the yellow light buck-type constant current control circuit, and the warm light buck-type constant current control circuit are all BP2887. It mainly controls the overall output parameters of the corresponding lamps to the light source through the corresponding main chips, and changes the switch dimming output by collecting the change of the switch zero-crossing detection voltage. In the actual application process, its intelligent control circuit can input signals through a mobile phone APP, a remote control, a smart panel, etc., and then give different output PWM models according to the instructions to control the PWM signal control of the ports of the corresponding U1, U2, and U3, so as to realize the function of changing and switching the color temperature and brightness, so as to realize white light, yellow light, warm light, and neutral light formed by the combination of white light and yellow light, and the warm light beads can help people quickly enter the sleep state.

[0024] When connected, the white light buck constant current control circuit is electrically connected to the white light LED, the yellow light buck constant current control circuit is electrically connected to the yellow light LED, and the warm light buck constant current control circuit is connected to the warm light LED; an intelligent control circuit 8 is also provided and connected to the input terminal, and the PWM pins of the intelligent control circuit are respectively connected to the control ends of the white light buck constant current control circuit, the yellow light buck constant current control circuit, and the warm light buck constant current control circuit. In this embodiment, the control circuit is a conventional circuit of the prior art and is only simply applied, so it is not described in detail.

[0025] A buck and constant voltage circuit 9 is provided between the intelligent control circuit and the input terminal; the output voltage of the buck and constant voltage circuit is 3.3V. The main chip model of the buck and constant voltage circuit is BP8501. It is mainly used to supply power to the intelligent control circuit to ensure the stability and effectiveness of control.

[0026] In this embodiment, the drive housing includes a housing 111, a drive lower cover 112 and a drive upper cover 113 that are snap-connected to the housing; the drive circuit board is located inside the housing. A light source cover plate 10 with through holes is provided on the light source board, and the LEDs of the light source board are located inside the through holes. The above structure facilitates disassembly and assembly, and at the same time can ensure the stability and reliability of the overall structure during use.

[0027] The present utility model has positive effects: The structure of the present utility model is reasonably arranged. It is provided with white light LEDs, yellow light LEDs and warm light LEDs, and at the same time is provided with a white light buck constant current control circuit, a yellow light buck constant current control circuit and a warm light buck constant current control circuit, and is combined with an intelligent control circuit. During use, through the PWM signal output by the intelligent control circuit, the three different buck constant current control circuits are controlled, so that white light, yellow light, warm light and neutral light formed by the combination of white light and yellow light can be realized. The warm light is beneficial to the sleep aid effect. It can not only realize the change and switching operation of color temperature and brightness, but also help people with sleep disorders quickly fall asleep through the warm light, improving the function of the overall structure, realizing functional diversity, meeting the use requirements in different situations, and having strong applicability and good practicability.

[0028] The standard parts used in this embodiment can be directly purchased from the market, and the non-standard structural components described in the specification can also be directly processed without any doubt according to the existing technical knowledge. At the same time, the connection methods of each component adopt mature conventional means in the prior art, and the machines, parts and equipment all adopt conventional models in the prior art, so no specific description will be made here.

[0029] Obviously, the above embodiments of the present utility model are merely examples for clearly illustrating the present utility model, rather than limitations on the implementation manners of the present utility model. For those of ordinary skill in the art, other different forms of changes or modifications can be made based on the above description. It is not necessary and impossible to enumerate all the implementation manners here. And these obvious changes or modifications derived from the essential spirit of the present utility model still fall within the protection scope of the present utility model.

Claims

1. A light source module with four color temperature conversion and rhythmic sleep aid functions, comprising a driving power supply and a light source board connected to the driving power supply, wherein the light source board is provided with white light beads, yellow light beads and warm light beads, characterized in that: The driving power supply comprises a driving housing and a driving circuit board in the driving housing; The driving circuit board is provided with an input terminal, a rectifying and filtering circuit connected to the input terminal, a white light buck type constant current control circuit connected to the output end of the rectifying and filtering circuit, a yellow light buck type constant current control circuit connected to the output end of the rectifying and filtering circuit, and a warm light buck type constant current control circuit connected to the output end of the rectifying and filtering circuit; The white light step-down constant current control circuit is electrically connected to the white light lamp bead, the yellow light step-down constant current control circuit is electrically connected to the yellow light lamp bead, and the warm light step-down constant current control circuit is connected to the warm light lamp bead; An intelligent control circuit connected to the input terminal is also provided, and the PWM pins of the intelligent control circuit are respectively connected to the control ends of the white light buck type constant current control circuit, the yellow light buck type constant current control circuit and the warm light buck type constant current control circuit.

2. The light source module with four color temperature changes and rhythmic sleep-aiding functions according to claim 1, characterized in that: The main chip models of the white light buck type constant current control circuit, the yellow light buck type constant current control circuit and the warm light buck type constant current control circuit are all BP2887.

3. The light source module with four color temperature changes and rhythmic sleep-aiding functions according to claim 1, characterized in that: A step-down constant voltage circuit is provided between the intelligent control circuit and the input terminal; The output voltage of the step-down constant voltage circuit is 3.3V.

4. The light source module with four color temperature changes and rhythmic sleep-aiding functions according to claim 3, characterized in that: The main chip model of the step-down constant voltage circuit is BP8501.

5. The light source module with four color temperature changes and rhythmic sleep-aiding functions according to claim 1, characterized in that: The drive housing comprises a shell, a drive lower cover and a drive upper cover snap-connected to the shell; The driving circuit board is located in the housing.

6. The light source module with four color temperature changes and rhythmic sleep-aiding functions according to claim 1, characterized in that: The light source board is provided with a light source cover plate with a through hole, and the lamp beads of the light source board are located in the through hole.

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