CN106402682A - Multipurpose LED lamp with time characteristic - Google Patents

Abstract

The invention discloses a multipurpose LED lamp with time characteristics, which comprises a mode switching module, a clock timing module, a color selection module, an LED drive control module, an LED light-emitting module and an alarm prompt module, wherein the mode switching module, the clock timing module, the color selection module, the LED drive control module and the LED light-emitting module are sequentially connected; the multifunctional LED lamp is realized through the mode switching module, the clock timing module, the color selection module and the alarm prompting module, different light suitable for sleeping or reading is emitted in different time periods, and when the light selected by a user is not suitable for sleeping or reading, warning reminding can be carried out to prompt the user to switch the light, so that the phenomenon that the sleeping condition is poor or the reading effect is poor or the eyesight is affected due to the use of wrong light is avoided.

Description

A multi-purpose LED lamp with time characteristics

technical field

The invention relates to the technical field of LEDs, in particular to a multipurpose LED lamp with time characteristics.

Background technique

Generally, an LED light can only emit light of one color; some LED lights can also emit light of multiple colors; the colored light emitted by some of the LED lights is helpful for sleep. But the luminous color of these LED lights has nothing to do with the time period of turning on at night. For example, turning on at 11 o'clock in the evening and turning on at 5 o'clock in the morning will emit the same light, so it can't play a good role in helping sleep.

At the same time, the user needs a certain brightness of light for lighting when reading, otherwise it is not conducive to reading and vision protection. The survey found that in most cases, the light selected by the reader is not conducive to reading and vision protection, and even the wrong choice light for reading.

Therefore, there are defects in the prior art and need to be improved.

Contents of the invention

The technical problem to be solved by the present invention is to provide a multi-purpose LED lamp with time characteristics in view of the deficiencies of the prior art.

Technical scheme of the present invention is as follows:

A multi-purpose LED lamp with time characteristics, comprising a mode switching module, a clock timing module, a color selection module, an LED drive control module and an LED lighting module connected in sequence, and also includes an alarm prompt module;

The mode switching module has two modes of night light and table lamp for users to choose. In the night light mode, the LED light-emitting module will emit lights of different colors at different time periods. In the table lamp mode, the LED light-emitting module will always emit white light for reading use;

There is a timing clock inside the clock timing module. When the user selects the night light mode, record the turn-on time and check whether it belongs to the night time. If it does not belong to the night time, the alarm prompt module will remind the user of improper selection and remind the user It is not suitable for reading in the current night light mode. If you need to read, please switch or similar prompts; if it is night time, the alarm prompt module will remind the user that it is not suitable for reading in the current night light mode. If you need to read, please switch or similar prompts , and immediately send the information of the night light on time to the color selection module, and the color selection module selects the luminous color;

When the user selects the table lamp mode, record the turn-on time, and check whether it is night time. If it is night time, the user will be reminded of improper selection through the alarm prompt module, reminding the user that the current table lamp mode is not suitable for sleep, if sleep is required Please switch or similar prompts; if the user does not switch within a certain period of time T after the alarm, immediately send the information of the lamp on time to the LED drive control module, and drive the LED module to emit white light suitable for reading.

For the multi-purpose LED lamp with time characteristics, the color selection module has a built-in time period-color comparison table, which divides 20:00 p.m. From midnight to 22 o'clock in the evening, the corresponding color is beige, beige makes people feel warm, reassuring, and has a hypnotic effect; from 22 o'clock in the evening to 24 o'clock in the evening, the corresponding color is light green, which is calming and relaxing. A very comfortable color, which has a positive effect on promoting sleep; the color corresponding to 0:00 am to 2:00 am is light blue. Light blue can completely relax the body and make people feel comfortable. It is the most suitable color for sleeping ; The color corresponding to 2:00 am to 4:00 am is light gray, which is closer to the color of the outdoor sky at this time, and this color with gray tones is also more conducive to sleep; the color corresponding to 4:00 am to 6:00 am It is off-white, off-white is calming and close to the color of dawn, and has a slight sleep-promoting effect.

For the multi-purpose LED lamp with time characteristics, the LED drive control module uses the principle of three primary colors according to the light-emitting color command Y received from the LED light-emitting module, so that red, green and blue are matched according to an appropriate ratio, that is, Y=C1R +C2G+C3B, R, G, and B are red, green, and blue respectively, and C1, C2, and C3 are the color matching ratios of red, green, and blue, respectively. The LED driver lights up the LED light-emitting module according to this formula.

In the multi-purpose LED lamp with time characteristics, the LED unit in the LED light-emitting module is an integrated LED with three primary colors of red, green and blue. After being instructed by the LED drive control module, it emits light according to C1R+C2G+C3B=Y, and the light-emitting color is The luminous color Y determined by the color selection module.

By adopting the above scheme, the present invention realizes a multi-purpose LED light through the mode switching module, the clock timing module, the color selection module, and the alarm prompting module, and emits different lights suitable for sleeping or reading at different time periods. When the user When the selected light is not suitable for sleeping or reading, it can also give a warning reminder to remind the user to switch the light, so as to avoid poor sleep or poor reading effect or even affect vision caused by the use of wrong light.

Description of drawings

Fig. 1 is a working principle block diagram of the present invention;

Fig. 2 is the time period of the present invention-color corresponding schematic diagram;

detailed description

The present invention will be described in detail below in conjunction with specific embodiments.

In order to achieve the purpose of the present invention, as shown in Figure 1, the multipurpose LED lamp with time characteristics of the present invention includes a mode switching module, a clock timing module, a color selection module, an LED drive control module and an LED lighting module connected in sequence, and Including the alarm prompt module.

The mode switching module has two modes of night light and table lamp for users to choose. In the night light mode, the LED light-emitting module will emit lights of different colors at different time periods. In the table lamp mode, the LED light-emitting module will always emit white light for reading and other uses. .

There is a timing clock inside the clock timing module. When the user selects the night light mode, record the turn-on time and check whether it belongs to night time. The night time here is defined as 20:00 p.m. to 6:00 a.m. the next day, if it is not night Time, the user is reminded of improper selection through the alarm prompt module, for example, it can be prompted by a flashing LED light, or a paragraph of text can be displayed on the display screen, for example, it reminds the user that it is not suitable for reading in the current night light mode. If you need to read, please switch or Similar prompts; if it is night time, the alarm prompt module will remind the user that reading is not suitable for the current night light mode, if you need to read, please switch or similar prompts, and immediately send the information of the night light on time to the color selection Module, the color selection module selects the luminous color.

When the user selects the table lamp mode, record the turn-on time and check whether it belongs to the night time. If it belongs to the night time, the user will be reminded of the improper selection through the alarm prompt module, for example, it can be prompted by a flashing LED light, or through a display screen Display a piece of text, such as reminding the user that the current table lamp mode is not suitable for sleep, if you need to sleep, please switch or similar prompts; if the user does not switch within a certain period of time T (such as 1-5 seconds) after the alarm, immediately Send the information of the turn-on time of the desk lamp to the LED drive control module, and drive the LED module to emit white light suitable for reading.

The built-in time period of the color selection module-color comparison table, as shown in Figure 2, divides 20:00 p.m. The color of beige is beige, beige makes people feel warm and at ease, and has a hypnotic effect; the color corresponding to 22:00 pm to 24:00 pm is light green, which makes people calm and relax, and it is a very comfortable color. Sleep has a positive effect on promoting sleep; the color corresponding to 0:00 am to 2:00 am is light blue, which can completely relax the body and make people comfortable, and it is the most suitable color for sleeping; 2 am to early morning The color corresponding to 4 o'clock is light gray, which is closer to the color of the outdoor sky at this time. This color with gray tones is also more conducive to sleep; the color corresponding to 4 am to 6 am is beige, beige white It is a calming color that is close to dawn, and has a slight sleep-promoting effect; the selected color lights are all conducive to sleep, and for different time periods, the degree of sleep-promoting is different, at the beginning and end of the night time period only Appropriate sleep aid is needed, and the sleep aid degree is the highest in the middle of the night time period, that is, from 0:00 am to 2:00 am. Find the turn-on time of the night light received in the time period-color comparison table The corresponding night light emits light of color Y, and sends the light emitting color instruction to the LED drive control module.

According to the light-emitting color command Y received by the LED light-emitting module, the LED drive control module uses the principle of three primary colors to make red, green and blue match colors according to an appropriate ratio, that is, Y=C1R+C2G+C3B, and R, G and B are respectively Red, green and blue, C1, C2 and C3 are the color matching ratios of red, green and blue respectively, and the LED driver lights up the LED light-emitting module behind according to this formula.

The LED unit in the LED light-emitting module is an integrated LED with three primary colors of red, green and blue. After being instructed by the LED drive control module, it emits light according to C1R+C2G+C3B=Y, and the light-emitting color is the light-emitting color Y determined by the color selection module.

It should be understood that those skilled in the art can make improvements or changes based on the above description, and all these improvements and changes should fall within the protection scope of the appended claims of the present invention.

Claims (4)

1. A multipurpose LED lamp with time characteristics, characterized in that it comprises a sequentially connected mode switching module, a clock timing module, a color selection module, an LED drive control module and an LED lighting module, and also includes an alarm prompt module; The mode switching module has two modes of night light and table lamp for users to choose. In the night light mode, the LED light-emitting module will emit lights of different colors at different time periods. In the table lamp mode, the LED light-emitting module will always emit white light for reading use; There is a timing clock inside the clock timing module. When the user selects the night light mode, record the turn-on time and check whether it belongs to the night time. If it does not belong to the night time, the alarm prompt module will remind the user of improper selection and remind the user It is not suitable for reading in the current night light mode. If you need to read, please switch or similar prompts; if it is night time, the alarm prompt module will remind the user that it is not suitable for reading in the current night light mode. If you need to read, please switch or similar prompts , and immediately send the information of the night light on time to the color selection module, and the color selection module selects the luminous color; When the user selects the table lamp mode, record the turn-on time, and check whether it is night time. If it is night time, the user will be reminded of improper selection through the alarm prompt module, reminding the user that the current table lamp mode is not suitable for sleep, if sleep is required Please switch or similar prompts; if the user does not switch within a certain period of time T after the alarm, immediately send the information of the lamp on time to the LED drive control module, and drive the LED module to emit white light suitable for reading. 2. The multi-purpose LED lamp with time characteristics according to claim 1, characterized in that the color selection module has a built-in time period-color comparison table, which divides 20 o'clock in the evening to 6 o'clock in the morning of the next day into 5 time periods, 2 hours is a time period, the color corresponding to 20:00 to 22:00 is beige, beige makes people feel warm, reassuring, and has a hypnotic effect; the color corresponding to 22:00 to 24:00 is light green, Light green is calming and relaxing. It is a very comfortable color and has a positive effect on promoting sleep. The color corresponding to 0:00 am to 2:00 am is light blue, which can completely relax the body. It is comfortable and is the most suitable color for sleeping; the color corresponding to 2:00 am to 4:00 am is light gray, which is closer to the color of the outdoor sky at this time, and this color with gray tones is also more conducive to sleep; The color corresponding to 4:00 am to 6:00 am is off-white. Off-white is calming and close to the color at dawn, and has a slight sleep-promoting effect. 3. The multi-purpose LED lamp with time characteristics according to claim 1, wherein the LED drive control module makes red, green, blue Color matching according to the appropriate ratio is Y=C1R+C2G+C3B, R, G and B are red, green and blue respectively, C1, C2 and C3 are red, green and blue color matching ratio respectively, LED drive according to this A formula to light up the LED light emitting module. 4. The multi-purpose LED lamp with time characteristics according to claim 1, characterized in that the LED unit in the LED lighting module is an integrated LED with three primary colors of red, green and blue, and after being instructed by the LED drive control module, press C1R+ C2G+C3B=Y emits light, and the light emitting color is the light emitting color Y determined by the color selection module.