CN114513883A - Study place lamp with light compensation function - Google Patents

Study place lamp with light compensation function Download PDF

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Publication number
CN114513883A
CN114513883A CN202210109542.7A CN202210109542A CN114513883A CN 114513883 A CN114513883 A CN 114513883A CN 202210109542 A CN202210109542 A CN 202210109542A CN 114513883 A CN114513883 A CN 114513883A
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CN
China
Prior art keywords
light
power supply
module
lamp
constant current
Prior art date
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Pending
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CN202210109542.7A
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Chinese (zh)
Inventor
肖铭妍
杨烨
张九卫
张辉
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangxi Yuming Intelligent Photoelectric Co ltd
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Jiangxi Yuming Intelligent Photoelectric Co ltd
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Publication date
Application filed by Jiangxi Yuming Intelligent Photoelectric Co ltd filed Critical Jiangxi Yuming Intelligent Photoelectric Co ltd
Priority to CN202210109542.7A priority Critical patent/CN114513883A/en
Publication of CN114513883A publication Critical patent/CN114513883A/en
Pending legal-status Critical Current

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    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
    • H05B47/10—Controlling the light source
    • H05B47/105—Controlling the light source in response to determined parameters
    • H05B47/11—Controlling the light source in response to determined parameters by determining the brightness or colour temperature of ambient light
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V3/00—Globes; Bowls; Cover glasses
    • F21V3/04—Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings
    • F21V3/10—Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings characterised by coatings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V5/00—Refractors for light sources
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/10—Controlling the intensity of the light
    • H05B45/12—Controlling the intensity of the light using optical feedback
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00—Light-generating elements of semiconductor light sources
    • F21Y2115/10—Light-emitting diodes [LED]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
    • Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Circuit Arrangement For Electric Light Sources In General (AREA)

Abstract

The invention discloses a learning place lamp with a light compensation function, which comprises a shell, a power supply module, a photosensitive module and a control module, wherein the shell is provided with a light-emitting component and an anti-glare structure corresponding to the light-emitting component, the photosensitive module can collect the current environment illumination parameter information of the learning place, the control module adjusts the output current of the power supply module according to the environment illumination parameter information to change the light-emitting intensity of the light-emitting component, so that the current environment can be subjected to light compensation through the illumination of the lamp to keep good and uniform illumination intensity, the energy consumption can be saved, the phenomenon that the vision of a user is influenced by too bright light or too dark light can be avoided, the light of the lamp is softer by utilizing the anti-glare structure, the glare value of the lamp can be reduced, and the light of the light-emitting component can be prevented from being too dazzled to stimulate the eyes of the user, therefore, the perception of the user using the lamp for illumination in the learning place can be effectively improved.

Description

Study place lamp with light compensation function
Technical Field
The invention relates to the technical field of illumination, in particular to a learning place lamp with a light compensation function.
Background
Lamps are often needed to be used for providing illumination in some learning places, but the lamps used in the existing learning places are generally simple in function and often only can provide fixed illumination brightness, glare is easily generated to stimulate eyes when the brightness is too high, energy waste is also caused when ambient light is strong, visual fatigue is easily caused if the brightness is not enough, and the vision and the use perception of a user are affected.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art. Therefore, the invention provides a learning place lamp with a light compensation function, the light compensation is carried out by changing the light emitting intensity of the light emitting component through the control module according to the environment illumination condition detected by the light sensing module so as to keep the illumination intensity of the learning place, and the anti-glare structure can make the light softer and improve the use perception of a user.
According to a first aspect embodiment of the present invention, a learning place lamp with a light compensation function includes: the anti-dazzle device comprises a shell, wherein a light-emitting assembly and an anti-dazzle structure corresponding to the light-emitting assembly are arranged on the shell; the power supply module is connected with the light-emitting assembly; the light sensing module is used for collecting ambient illumination parameter information, the control module is respectively connected with the light sensing module and the power module, and the control module can adjust the output current of the power module according to the ambient illumination parameter information so as to change the luminous intensity of the light emitting component.
The learning place lamp with the light compensation function provided by the embodiment of the invention at least has the following beneficial effects:
the learning place lamp with the light compensation function can collect the current environment illumination parameter information of the learning place through the photosensitive module, and the control module adjusts the output current of the power supply module according to the environment illumination parameter information to change the light emitting intensity of the light emitting component, so that the current environment can be subjected to light compensation through the illumination of the lamp to keep good and uniform illumination intensity, the energy consumption can be saved, the phenomenon that the vision of a user is influenced by too bright light or too dark light can be avoided, the light of the lamp is softer by utilizing the anti-glare structure, the glare value of the lamp can be reduced, the light of the light emitting component is prevented from being too dazzled to stimulate the eyes of the user, and the perception of the user in the learning place for illumination by using the lamp can be effectively improved.
According to some embodiments of the present invention, the light emitting assembly includes a plurality of LED chips having different colors, and the plurality of LED chips are respectively connected to the power supply module.
According to some embodiments of the invention, the LED chip is any one of a red LED chip, a green LED chip, a blue LED chip, a yellow LED chip, or a white LED chip.
According to some embodiments of the present invention, the power module includes a constant voltage power supply unit and a plurality of constant current power supply units, the constant current power supply unit is respectively connected to the constant voltage power supply unit and the light emitting assembly, the constant voltage power supply unit is configured to be connected to an ac mains and output a constant voltage, the constant current power supply unit is configured to convert the constant voltage into a constant current for output, and the control module is connected to the constant current power supply unit to adjust an output current of the constant current power supply unit.
According to some embodiments of the present invention, the constant current power supply unit is provided in plurality, the constant current power supply units are respectively connected to the constant voltage power supply units, and the constant current power supply units are respectively connected to the control module.
According to some embodiments of the present invention, the control module includes a PWM control unit, the PWM control unit is respectively connected to the light sensing module and the power module, and the PWM control unit adjusts the output current of the power module by controlling a duty ratio of a PWM signal according to the ambient light parameter information.
According to some embodiments of the present invention, the control module further includes an input setting unit connected to the PWM control unit, the input setting unit is configured to set a preset value, and the PWM control unit controls a duty ratio of a PWM signal according to the ambient light parameter information and the preset value.
According to some embodiments of the present invention, the power supply module has a plurality of output currents, and the PWM control unit is capable of outputting a plurality of PWM signals having different duty ratios to adjust the plurality of output currents, respectively.
According to some embodiments of the invention, the antiglare structure is a blue light blocking antiglare protective cover.
According to some embodiments of the present invention, the blue light-blocking anti-glare protective cover comprises a substrate layer, a blue light-blocking coating layer, and an anti-glare coating layer, the substrate layer, the blue light-blocking coating layer, and the anti-glare coating layer being disposed in a stack.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a block diagram of one embodiment of the present invention;
fig. 2 is a schematic view of the internal structure of the blue-light-blocking anti-glare protective cover according to one embodiment of the present invention.
Reference numerals:
the light-emitting module comprises a light-emitting component 100, a red light LED chip 110, a green light LED chip 120, a blue light LED chip 130, a yellow light LED chip 140, a white light LED chip 150, a power module 200, a constant voltage power unit 210, a constant current power unit 220, a photosensitive module 300, a control module 400, a PWM control unit 410, an input setting unit 420, a substrate layer 501, a blue light blocking coating 502 and an anti-glare coating 503.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the positional or orientational descriptions referred to, for example, the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., are based on the positional or orientational relationships shown in the drawings and are for convenience of description and simplicity of description only, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, the meaning of a plurality of means is one or more, the meaning of a plurality of means is two or more, and larger, smaller, larger, etc. are understood as excluding the number, and larger, smaller, inner, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1, a learning place lamp with a light compensation function according to an embodiment of the present invention includes a housing, a power module 200, a light sensing module 300, and a control module 400, where the housing is provided with a light emitting device 100 and an anti-glare structure corresponding to the light emitting device 100, the power module 200 is connected to the light emitting device 100, the light sensing module 300 is used to collect ambient light parameter information, the control module 400 is respectively connected to the light sensing module 300 and the power module 200, and the control module 400 can adjust an output current of the power module 200 according to the ambient light parameter information to change a light emitting intensity of the light emitting device 100.
The casing may be made of metal or plastic, and is used as a mounting carrier for the light emitting assembly 100 and the anti-glare structure, the light emitting assembly 100 may be an LED lamp bead or an LED lamp string, the anti-glare structure may be an anti-glare film or a PVC diffusion plate, the power module 200 may be a constant current module capable of adjusting current output or may be composed of a non-adjustable constant current power supply and a current distribution module, for example, the power module 200 may be connected to the LED lamp bead and supplies power to the LED lamp bead to light the LED lamp bead, it should be noted that the current flowing through the LED lamp bead may be changed by adjusting the output current of the power module 200, the larger the current is, the larger the luminance of the LED lamp bead is, and otherwise, the smaller the luminance is, that is, the light emitting intensity of the light emitting assembly 100 is positively correlated to the output current of the power module 200. The light sensing module 300 may be an illumination sensor or a photo resistor for detecting and collecting current ambient illumination intensity information of a learning place, and the control module 400 may be an MCU or a PWM generating and controlling circuit for adjusting an output current of the power module 200 according to the ambient illumination parameter information collected by the light sensing module 300, thereby changing the illumination intensity of the light emitting assembly 100. Specifically, assuming that the illumination intensity of the environment of the learning place needs to be kept at 300lx, and the illumination intensity of the LED lamp is 100%, the illumination intensity of the all-black environment can reach 300lx, if the light sensing module 300 detects that the indoor environment illumination intensity is 150lx at a certain time in the morning, the output current of the power module 200 is adjusted by the control module 400, so that the illumination intensity of the light emitting assembly 100 is only 50%, i.e., the illumination intensity of the indoor environment can be kept at 300lx, and at night, the output current of the power module 200 needs to be adjusted by the control module 400, so that the illumination intensity of the light emitting assembly 100 is 100%, thereby providing sufficient and stable learning illumination brightness for the environment where the user is located under different indoor environment illumination conditions such as the morning or the night. It can be understood that the current flowing through the light emitting assembly 100 is controlled to be reduced when the ambient light is strong, and the current flowing through the light emitting assembly 100 is controlled to be increased when the light is weak, that is, the current flowing through the light emitting assembly 100 is dynamically adjusted by using the control module 400, so that the lamp can have a good light compensation function, thereby providing good and uniform illumination intensity for the current environment where a user is located when learning, which is beneficial to saving energy consumption, and preventing the light from being too bright or too dark to affect the vision of the user, and the light of the lamp can be softer by using the anti-glare structure, which is beneficial to reducing the glare value of the lamp, preventing the light of the light emitting assembly 100 from being too dazzling to stimulate the eyes of the user, thereby effectively improving the perception of the user in learning places to use the lamp for illumination.
In some embodiments of the present invention, the light emitting assembly 100 includes a plurality of LED chips having different colors, and the plurality of LED chips are respectively connected to the power module 200.
It can be understood that the control module 400 and the power module 200 respectively regulate and control the light emitting intensities of the plurality of LED chips with different light emitting colors and perform mixed light distribution according to a light distribution algorithm, so that the light emitting intensity of the lamp can be regulated, the light color of the lamp can be regulated, the color temperature can be changed conveniently, and the lighting conditions with different color temperatures can be provided for users.
In some embodiments of the present invention, the LED chip is any one of a red LED chip 110, a green LED chip 120, a blue LED chip 130, a yellow LED chip 140, or a white LED chip 150.
Specifically, referring to fig. 1, taking the light emitting assembly 100 including the red LED chip 110, the green LED chip 120, the blue LED chip 130, the yellow LED chip 140, or the white LED chip 150 with different light emitting colors as an example for explanation, it should be noted that, by respectively adjusting the light emitting parameters of each path of LED chip to mix and distribute light to the above five paths of LED chips with different light emitting colors, the number of mixed light colors can be increased, so that the light emitting assembly 100 can display all light colors in the visible light band, and is also convenient for adjusting specific light parameters such as color rendering index and blue light wavelength, which is beneficial to meeting the more diversified light adjusting requirements of users.
In some embodiments of the present invention, the power module 200 includes a constant voltage power unit 210 and a plurality of constant current power units 220, the constant current power units 220 are respectively connected to the constant voltage power unit 210 and the light emitting assembly 100, the constant voltage power unit 210 is configured to be connected to an ac mains and output a constant voltage, the constant current power units 220 are configured to convert the constant voltage into a constant current output, and the control module 400 is connected to the constant current power units 220 to adjust output currents of the constant current power units 220.
Specifically, for example, the constant voltage power supply unit 210 may be an AC/DC constant voltage source, the constant current power supply unit 220 may be a DC/DC constant current source, it should be noted that, by using the constant voltage power supply unit 210 in combination with the constant current power supply unit 220, the high voltage AC mains power can be smoothly converted into a low voltage constant current output to drive the LED chip of the light emitting component 100 to operate, and the constant current power supply unit 220 may be controlled by the control module 400 to adjust the current required for output, which is beneficial to improving the stability and reliability of power supply adjustment.
In some embodiments of the present invention, the constant current power supply unit 220 is provided in plurality, the plurality of constant current power supply units 220 are respectively connected to the constant voltage power supply unit 210, and the plurality of constant current power supply units 220 are respectively connected to the control module 400.
It should be noted that, the single-path constant-voltage power supply unit 210 is divided into the multiple-path constant-current power supply units 220 to implement multiple-path constant-current output, so that the circuit structure is simplified, and cost reduction is facilitated.
In some embodiments of the present invention, the control module 400 includes a PWM control unit 410, the PWM control unit 410 is respectively connected to the light sensing module 300 and the power module 200, and the PWM control unit 410 adjusts the output current of the power module 200 by controlling the duty ratio of the PWM signal according to the ambient light parameter information.
Specifically, the PWM control unit 410 may be a single chip or a PWM control circuit, and the power module 200 can output currents with different magnitudes by controlling the duty ratio of the PWM signal, so that the light emitting intensity and the color temperature of the light emitting assembly 100 can be conveniently and rapidly changed by using the PWM control unit 410, and the light emitting assembly is simple in structure, easy to implement and low in cost.
In some embodiments of the present invention, the control module 400 further includes an input setting unit 420 connected to the PWM control unit 410, the input setting unit 420 is configured to set a preset value, and the PWM control unit 410 controls the duty ratio of the PWM signal according to the ambient light parameter information and the preset value.
The input setting unit 420 may be an external remote controller or a switch button, and a user may set lighting parameters such as different illuminance, color temperature, and the like by user-defined via the input setting unit 420, and adjust the current flowing through the light emitting assembly 100 according to the setting of the user via the PWM control unit 410, so that the lighting conditions such as the brightness, the color temperature, and the like of the lamp can meet the lighting requirements of the learning place defined by the user. It can be understood that, by using the input setting unit 420, the user can set other parameter information such as season, duration of sunshine, weather and time, for example, the user can set different seasons so that the lamp can provide lighting with different brightness and light color, thereby providing greater autonomy and more setting options for the user, and facilitating to expand the use functions of the lamp.
In some embodiments of the present invention, the power module 200 has a plurality of output currents, and the PWM control unit 410 can output a plurality of PWM signals with different duty ratios to respectively regulate the plurality of output currents.
It can be understood that the PWM control unit 410 is used to respectively adjust a plurality of output currents of the power module 200, and utilize a plurality of different output currents to respectively change the light emitting intensities of a plurality of LED chips with different light emitting colors, so as to respectively regulate and control the plurality of LED chips with different light emitting colors and realize dimming and color mixing through different light emitting combinations of the plurality of LED chips, thereby being beneficial to meeting various lighting requirements of different users. For example, if it is required to use white light with a color temperature of 5000K for illumination in a learning place, and the ambient illumination of the learning place is required to be greater than or equal to 350lx at different time intervals throughout the day, the light intensity of a white LED light source with a fixed color temperature is changed by adjusting the output current of the power module 200 to perform light compensation, so that the environment of the learning place can meet the set illumination condition requirement. Or, the user presets, through the input setting unit 420, that the ambient illuminance of the learning place is greater than or equal to 450lx, the white light with the color temperature of 4000K is used in the morning, the white light with the color temperature of 5000K is used in the afternoon for illumination, and the color rendering index is greater than 90, the PWM control unit 410 can mix and add a plurality of color lights to meet the conditions set by the user by controlling and adjusting the lighting conditions of the LED chips with different multi-path lighting colors, specifically, referring to fig. 1, the PWM control unit 410 can respectively adjust the matching proportions of the five color lights of red light, green light, blue light, yellow light, and white light by using five PWM signals with different duty ratios, so as to mix lights with different color temperatures to meet the color temperature requirements of different time periods, it can be understood that the magnitude of the output current of the power module 200 can be adjusted to enable the lighting intensity of the lamp to meet the requirements that the ambient illuminance is greater than or equal to 450lx, and the light compensation is performed by dynamically adjusting the current according to the ambient illumination parameter information collected by the photosensitive module 300, so that the illumination intensity perceived by the user in the learning place is basically kept unchanged, it should be noted that, at the same time, the color rendering index of the light color with the same color temperature can be adjusted according to a calculation formula of GB/T5702-2019 light source color rendering evaluation method, so that the color rendering index of the light source is adjusted to be greater than 90 to meet the requirement of the lighting condition of the learning place, the problem that the identification of the user on the object color in the learning process is influenced by too low color rendering index is avoided, and the serious vision problems such as color blindness and color weakness caused by the reduction of color discrimination capability are favorably prevented.
In some embodiments of the present invention, the antiglare structure is a blue light blocking antiglare protective cover.
Specifically, the anti-glare structure of the lamp in the learning place can be used as the anti-glare structure of the blue-light-blocking anti-glare protective cover, so that light of the lamp is softer to prevent glare, and blue light can be filtered out, and therefore the influence of the blue light on the vision of a user is reduced.
In some embodiments of the present invention, as shown in fig. 2, the blue light-blocking antiglare protective cover comprises a substrate layer 501, a blue light-blocking coating layer 502, and an antiglare coating layer 503, the substrate layer 501, the blue light-blocking coating layer 502, and the antiglare coating layer 503 being arranged in a stack.
The substrate layer 501 may be a resin plate or a PVC filter plate, and the substrate layer 501 is a transparent resin plate for example, referring to fig. 2, the blue light blocking coating 502 and the anti-glare coating 503 may be formed by respectively coating the blue light blocking coating and the anti-glare coating on two sides of the transparent resin plate, so that the blue light blocking coating 502 and the anti-glare coating 503 may effectively reduce the harm of blue light and glare to the eyes of a user, and the lamp is simple in structure, easy to implement, and beneficial to reducing the weight and cost of the whole structure of the lamp.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. A study place lamp with a light compensation function is characterized by comprising: the anti-dazzle device comprises a shell, wherein a light-emitting assembly (100) and an anti-dazzle structure corresponding to the light-emitting assembly (100) are arranged on the shell;
a power module (200) connected to the light emitting assembly (100);
sensitization module (300) and control module (400), sensitization module (300) are used for gathering ambient light parameter information, control module (400) respectively with sensitization module (300) with power module (200) are connected, control module (400) can be according to ambient light parameter information adjusts power module (200)'s output current is in order to change light-emitting component (100) luminous intensity.
2. A learning place lamp with light compensation function as claimed in claim 1, wherein: the light-emitting assembly (100) comprises a plurality of LED chips with different colors, and the LED chips are respectively connected with the power supply module (200).
3. A light-compensating learning space lamp as claimed in claim 2, wherein: the LED chip is any one of a red LED chip (110), a green LED chip (120), a blue LED chip (130), a yellow LED chip (140) or a white LED chip (150).
4. A learning place lamp with light compensation function as claimed in claim 1, wherein: the power module (200) comprises a constant voltage power supply unit (210) and a plurality of constant current power supply units (220), wherein the constant current power supply units (220) are respectively connected with the constant voltage power supply unit (210) and the light-emitting assembly (100), the constant voltage power supply unit (210) is used for being connected with an alternating current mains supply and outputting constant voltage, the constant current power supply unit (220) is used for converting the constant voltage into constant current output, and the control module (400) is connected with the constant current power supply unit (220) to adjust the output current of the constant current power supply unit (220).
5. The light source of claim 4, wherein the light source comprises: the number of the constant current power supply units (220) is multiple, the constant current power supply units (220) are respectively connected with the constant voltage power supply unit (210), and the constant current power supply units (220) are respectively connected with the control module (400).
6. A learning place lamp with light compensation function as claimed in claim 1, wherein: the control module (400) comprises a PWM control unit (410), the PWM control unit (410) is respectively connected with the photosensitive module (300) and the power supply module (200), and the PWM control unit (410) adjusts the output current of the power supply module (200) by controlling the duty ratio of PWM signals according to the ambient light parameter information.
7. The light source of claim 6, wherein the light source comprises: the control module (400) further comprises an input setting unit (420) connected with the PWM control unit (410), the input setting unit (420) is used for setting a preset value, and the PWM control unit (410) controls the duty ratio of the PWM signal according to the ambient illumination parameter information and the preset value.
8. The light source of claim 6, wherein the light source comprises: the power module (200) has a plurality of output currents, and the PWM control unit (410) is capable of outputting a plurality of PWM signals having different duty ratios to adjust the plurality of output currents, respectively.
9. A learning place lamp with light compensation function as claimed in claim 1, wherein: the anti-dazzle structure is a blue light-blocking anti-dazzle protection cover.
10. A light-compensating learning space lamp as claimed in claim 9, wherein: hinder blue light anti-dazzle safety cover includes substrate layer (501), hinders blue light coating (502) and anti-dazzle coating (503), substrate layer (501) hinder blue light coating (502) and anti-dazzle coating (503) stromatolite sets up.
CN202210109542.7A 2022-01-28 2022-01-28 Study place lamp with light compensation function Pending CN114513883A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210109542.7A CN114513883A (en) 2022-01-28 2022-01-28 Study place lamp with light compensation function

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210109542.7A CN114513883A (en) 2022-01-28 2022-01-28 Study place lamp with light compensation function

Publications (1)

Publication Number Publication Date
CN114513883A true CN114513883A (en) 2022-05-17

Family

ID=81552348

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Application Number Title Priority Date Filing Date
CN202210109542.7A Pending CN114513883A (en) 2022-01-28 2022-01-28 Study place lamp with light compensation function

Country Status (1)

Country Link
CN (1) CN114513883A (en)

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