CN114080074A - Control method of intelligent office screen lamp and screen lamp - Google Patents
Control method of intelligent office screen lamp and screen lamp Download PDFInfo
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- CN114080074A CN114080074A CN202111435695.2A CN202111435695A CN114080074A CN 114080074 A CN114080074 A CN 114080074A CN 202111435695 A CN202111435695 A CN 202111435695A CN 114080074 A CN114080074 A CN 114080074A
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- 238000000034 method Methods 0.000 title claims abstract description 21
- 238000001514 detection method Methods 0.000 claims abstract description 62
- 230000001678 irradiating effect Effects 0.000 claims abstract description 3
- 239000000523 sample Substances 0.000 claims description 2
- 238000005286 illumination Methods 0.000 description 19
- 230000000694 effects Effects 0.000 description 5
- 241000699670 Mus sp. Species 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 210000005036 nerve Anatomy 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 208000003464 asthenopia Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 210000003128 head Anatomy 0.000 description 1
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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
- 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
-
- 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]
- H05B45/20—Controlling the colour of the light
- H05B45/22—Controlling the colour of the light using optical feedback
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- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The invention discloses a control method of an intelligent office screen lamp and the screen lamp, wherein the step s1 is that the screen lamp sends a detection signal to a to-be-illuminated area, and the to-be-illuminated area feeds back the detection signal to the screen lamp; step s2, the screen lamp adjusts the brightness and the color temperature of the LED light source according to the feedback detection signal; and step s3, after the light emitted by the LED light source is refracted and/or reflected inside the lens, the light irradiates the area to be illuminated. The screen lamp is used for detecting the area to be illuminated, collecting the ambient lighting information of the area to be illuminated, automatically adjusting the brightness and the color temperature of the LED light source according to the ambient lighting information, irradiating the area to be illuminated through the lens, achieving automatic adjustment and improving the user experience.
Description
Technical Field
The invention relates to a control method, in particular to a control method of an intelligent office screen lamp and the screen lamp, which are applied to the field of computer accessory equipment.
Background
Screen lights are lights that hang on a display. The light source can automatically supplement the ambient light in the office area, does not occupy space, does not reflect light, avoids eye fatigue discomfort, and is suitable for people using the display for long-term work.
In the prior art, the lamp head angle is manually adjusted to control the light irradiation range. The diffusion lampshade is generally used for the keyboard position needing illumination, and the screen does not need illumination due to self-illumination (if the screen is irradiated by the light, the light reflection effect is easy to occur on the screen surface), so that the use of a user is influenced. In the office process of a user, the keyboard position is often close to the screen position, so that the screen position is cut off light and is not crisp enough to generate a transitional lighting part, and the transitional lighting part can irradiate the screen to generate light reflection. The user has to sacrifice the desired illumination position of the partial keyboard to reduce the impact on the screen so that no clear no-light areas can be made on the edges of the illumination field.
Meanwhile, in the prior art, the requirements of adjusting the illumination of the LED lamp are judged by naked eyes, and then the brightness, the color temperature and the like are adjusted. However, the brightness is judged by naked eyes, which is easily affected by subjectivity, such as the influence of natural light illumination on the illumination of the desktop, and the influence of other lighting devices on the illumination of the desktop, such as a light source installed on a ceiling and light sources in other rooms, the actual current situation of desktop lighting is not tested, the screen lamp adjustment needs frequent adjustment by a user, the use of the user is affected, the optimal adjustment effect cannot be achieved, and the bad influence on the eyes of the user can be also generated.
Disclosure of Invention
Aiming at the problems that the brightness, the color temperature and the like of an LED lamp are manually adjusted by adopting subjective judgment on the illumination requirements of the LED lamp in the prior art, the LED lamp is easily influenced by the subjective and the light source of the external environment, and the optimal adjustment effect cannot be achieved at the same time, and the influence on the eyes of a user is not good.
The technical scheme adopted by the invention for solving the technical problems is as follows: a control method of an intelligent office screen lamp specifically comprises the following steps:
step s1, the screen lamp sends out a detection signal to the area to be illuminated, and the area to be illuminated feeds back the detection signal to the screen lamp;
step s2, the screen lamp adjusts the brightness and the color temperature of the LED light source according to the feedback detection signal;
and step s3, after the light emitted by the LED light source is refracted and/or reflected inside the lens, the light irradiates the area to be illuminated.
Furthermore, the screen lamp sends out a plurality of detection signals, and the detection signals irradiate different positions of the area to be illuminated.
Further, step s2 specifically includes the following steps:
step s21, the screen lamp receives a feedback detection signal;
and step s22, the screen lamp performs weight calculation according to the feedback detection signal, and adjusts the brightness and the color temperature of the LED light source according to the weight calculation result.
Further, step s22 specifically includes the following steps:
s221, the area to be illuminated comprises a far area and a near area, and the detection signals are illuminated in the far area and the near area;
and S222, the screen lamp carries out weight calculation according to the feedback detection signals, and the weight calculation result is 65% of the feedback detection signals in the far area and 35% of the feedback detection signals in the near area.
Further, step s3 specifically includes the following steps:
step s31, the light emitted by the LED light source is firstly refracted and/or reflected for the first time when passing through the lens;
step s32, after the first refraction and/or reflection, the light is refracted and/or reflected for the second time;
and step s33, irradiating the light after the second refraction and/or reflection on the area to be illuminated.
Further, the screen lamp adjusts the brightness and the color temperature of the LED light source within 0.1-2s according to the feedback detection signal.
Further, the detection signal is invisible probe light.
Furthermore, the brightness of the LED light source is 750-1000Lx, and the color temperature of the LED light source is 3600K-5500K.
The invention also adopts the technical scheme for solving the technical problems that: the screen lamp comprises an LED light source, a lens and a support, wherein the lens comprises a first mirror body and a second mirror body, a containing cavity is formed in the first mirror body, the second mirror body is arranged in the containing cavity, a protrusion is arranged at the bottom of the containing cavity of the first mirror body, a concave part is arranged at the position, corresponding to the protrusion, of the second mirror body, a light source containing cavity is formed in the surface, opposite to the concave part, of the second mirror body, the LED light source is installed on the support, the LED light source is arranged in the light source containing cavity, and the first mirror body and the second mirror body are fixedly connected onto the support.
Furthermore, the cross section of the protrusion is fan-shaped, and the cross section of the second mirror body is omega-shaped.
The invention has the beneficial effects that: the invention provides a control method of an intelligent office screen lamp and the screen lamp, which are characterized in that a to-be-illuminated area is detected through the screen lamp, the ambient illumination information of the to-be-illuminated area is collected, the brightness and the color temperature of an LED light source are automatically adjusted according to the ambient illumination information, and the to-be-illuminated area is irradiated through a lens, so that the automatic adjustment is realized, and the use experience of a user is improved.
Drawings
FIG. 1 is a flow chart of a method for controlling an intelligent office screen light according to the present invention;
FIG. 2 is a schematic view of a structure of a screen lamp according to the present invention;
fig. 3 is an exploded view of a screen lamp according to the present invention.
Detailed Description
In order to make the objects, technical solutions and effects of the present invention clearer and clearer, the present invention is further described in detail below with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1, the method for controlling an intelligent office screen lamp provided by the present invention specifically includes the following steps:
and step s1, the screen lamp sends out a detection signal to the area to be illuminated, and the area to be illuminated feeds back the detection signal to the screen lamp.
In the specific implementation process, the screen lamp is provided with a detection sensor, the detection sensor sends out a detection signal, the detection signal is invisible detection light, when the invisible detection light is emitted out, the detection sensor is reflected by the area to be illuminated, and the ambient illumination information of the area to be illuminated is obtained through the feedback detection signal.
In this embodiment, in order to ensure the validity of the detection data, wherein the detection sensor irradiates detection signals emitted from different positions on different positions of the to-be-illuminated area, for example, the detection signals of five different positions are emitted simultaneously, the to-be-illuminated area is divided into a far area and a near area, three of which perform the collection of feedback detection information in the far area and two of which perform the collection of feedback detection information, in order to ensure the calculation accuracy, the detection signal of the far area is greater than that of the near area, and if only one detection signal is reflected, the to-be-illuminated area will not perform the distinction between the far area and the near area, it should be noted that the far area is mainly used for reading and writing of, such as books and documents, and the near area is mainly used for placing keyboards and mice, and providing illumination for keyboards and mice.
And step s2, the screen lamp adjusts the brightness and the color temperature of the LED light source according to the feedback detection signal.
The screen lamp receives feedback detection signals, namely environment illumination information of a desktop is obtained, the screen lamp carries out weight calculation according to the feedback detection signals, the weight calculation result is 65% of the feedback detection signals of a far area and 35% of the feedback detection signals of a near area, the feedback detection signals of the far area are obtained by adding and dividing the average value of all the detection signals of the far area, namely the average value is the feedback detection signals of the far area, the feedback detection signals of the near area are obtained by adding and dividing the average value of all the detection signals of the near area, namely the average value is the feedback detection signals of the near area, the feedback detection signals of the far area and 35% of the feedback detection signals of the near area are obtained to be feedback detection signal values after weight calculation, and the brightness and the color temperature of the LED light source are adjusted according to the weight calculation result, so that the use of a user is met.
In the embodiment, the screen lamp adjusts the brightness and the color temperature of the LED light source within 0.1-2s according to the feedback detection signal, preferably, the adjustment is completed within 0.5s and 1s, and the adjustment of the LED light source is automatically completed under the condition that the use of a user is not influenced, so that the use satisfaction of the user is improved.
And step s3, after the light emitted by the LED light source is refracted and/or reflected inside the lens, the light irradiates the area to be illuminated.
In order to improve the use experience of a user, the area to be illuminated and the area not to be illuminated are distinguished, the lens is adopted, the LED light source emits light which is firstly refracted and/or reflected for the first time in the lens, the light which is refracted and/or reflected for the first time is refracted and/or reflected for the second time, and then the light which is refracted and/or reflected for the second time is irradiated on the area to be illuminated, so that the light coming out of the lens is controlled in an accurate range, and the area to be illuminated and the area not to be illuminated of the light can be controlled.
In the embodiment, the brightness of the LED light source is 750-1000Lx, and the color temperature of the LED light source is 3600K-5500K. According to the illumination standard of national reading as the central value, be equipped with multiple mode in the screen lamp for different age brackets. The user can satisfy daily user demand through adjusting different modes. For example, when the color temperature of the young is 4500K and the brightness is 800Lx when the color temperature is used by the young, the color temperature is adjusted to 3800K in the child mode because the visual nerve of the child is sensitive, and the brightness is reduced by 15% compared with the color temperature of the young; when the color-changing white-light-emitting diode is used by old people, the visual nerves of the old people are weakened, the color temperature is adjusted to 5000K, and the brightness is increased by 20% compared with that of the old people; if people with special use, such as light sensitive users, are encountered, the users can perform customized adjustment on the existing light illumination requirements and save the light illumination requirements. The saved state can be stored on the screen lamp, and can be directly called to the latest using mode in the next use, wherein the user can set different modes through a mobile phone or set different modes on the screen lamp.
Referring to fig. 2-3, the present invention further provides a screen lamp for implementing the method for controlling an intelligent office screen lamp, the screen lamp comprises an LED light source 1, a lens 2 and a bracket 3, wherein the lens 2 comprises a first lens body 21 and a second lens body 22, the first lens body 21 is provided with an accommodating cavity 23, the second lens body 22 is arranged in the accommodating cavity 23, a light channel is formed between the first mirror 21 and the second mirror 22 in the receiving cavity 23, the cross section of the light path is inverted M-shaped, the bottom of the accommodating cavity 23 of the first lens body 21 is provided with a bulge 24, a concave part 25 is arranged on the second lens body 22 corresponding to the position of the bulge 24, a light source accommodating cavity 26 is arranged on the surface of the second lens body 22 opposite to the concave part 25, the LED light source 1 is arranged on the support 3, the LED light source 1 is arranged in the light source accommodating cavity 26, and the first mirror body 21 and the second mirror body 22 are fixedly connected on the support 3. In the specific implementation, the LED light source 1 is placed in the light source accommodating cavity 26, and the exterior of the LED light source 1 is preferably completely attached to the light source accommodating cavity 26, so that the light is scattered, when the LED light source 1 emits light, most of the light passes through the exterior of the second mirror 22, because the exterior of the second mirror 22 has a protruding spherical surface, the light is refracted and emitted to the first mirror 21 through the accommodating cavity 23, a reflective film may be disposed on the other surface of the first mirror 21 except for the surface of the opening of the accommodating cavity 23 and the surface opposite to the accommodating cavity 23, so that the light reflective film is reflected to the side surface of the first mirror 21 opposite to the protrusion 24, thereby forming an area to be illuminated, when a small part of the light passes through the exterior of the second mirror 22, the light is emitted to the first mirror 21, reflected to the exterior of the second mirror 22 by the first mirror 21, and emitted to the first mirror 21 from the second mirror 22, so that the side of the first mirror 21 opposite the projection 24 forms the boundary between the area to be illuminated and the non-illuminated area. It should be noted that, a reflective film may also be disposed on the surface of the protrusion 24, so as to reflect or refract the light irradiated on the protrusion 24 onto the first mirror 21 and the second mirror 22, in order to have a better illumination effect, the cross section of the first mirror 21 is an isosceles trapezoid, the first mirror 21 forms a trapezoid, and a reflective film may be disposed on the side surface of the trapezoid.
In this embodiment, in order to ensure the propagation of the light in the lens 2, the cross section of the protrusion 24 is fan-shaped, the protrusion 24 is hemispherical or semi-ellipsoidal as a whole, wherein the second lens 22 is partially disposed in the accommodating cavity 23 to form two hemispherical connections, such as a bra shape, and the cross section of the second lens 22 is omega-shaped, so that the second lens 22 reaches the concave portion 25 and corresponds to the protrusion 24 of the first lens 21, and the light can be more effectively propagated between the concave portion 25 and the protrusion 24.
It is to be understood that the invention is not limited to the examples described above, but that modifications and variations may be effected thereto by those of ordinary skill in the art in light of the foregoing description, and that all such modifications and variations are intended to be within the scope of the invention as defined by the appended claims.
Claims (10)
1. A control method of an intelligent office screen lamp is characterized by comprising the following steps:
step s1, the screen lamp sends out a detection signal to the area to be illuminated, and the area to be illuminated feeds back the detection signal to the screen lamp;
step s2, the screen lamp adjusts the brightness and the color temperature of the LED light source according to the feedback detection signal;
and step s3, after the light emitted by the LED light source is refracted and/or reflected inside the lens, the light irradiates the area to be illuminated.
2. The method as claimed in claim 1, wherein the screen lamp emits a plurality of detection signals, and the detection signals are irradiated at different positions of the area to be illuminated.
3. The method as claimed in claim 1, wherein the step s2 specifically comprises the following steps:
step s21, the screen lamp receives a feedback detection signal;
and step s22, the screen lamp performs weight calculation according to the feedback detection signal, and adjusts the brightness and the color temperature of the LED light source according to the weight calculation result.
4. The method as claimed in claim 3, wherein the step s22 specifically comprises the following steps:
s221, the area to be illuminated comprises a far area and a near area, and the detection signals are illuminated in the far area and the near area;
and S222, the screen lamp carries out weight calculation according to the feedback detection signals, and the weight calculation result is 65% of the feedback detection signals in the far area and 35% of the feedback detection signals in the near area.
5. The method as claimed in claim 1, wherein the step s3 specifically comprises the following steps:
step s31, the light emitted by the LED light source is firstly refracted and/or reflected for the first time when passing through the lens;
step s32, after the first refraction and/or reflection, the light is refracted and/or reflected for the second time;
and step s33, irradiating the light after the second refraction and/or reflection on the area to be illuminated.
6. The method as claimed in claim 1, wherein the screen lamp adjusts the brightness and color temperature of the LED light source within 0.1-2s according to the feedback detection signal.
7. The method as claimed in claim 1, wherein the detection signal is invisible probe light.
8. The method as claimed in claim 1, wherein the LED light source has a brightness of 750 and a color temperature of 1000Lx and 3600-5500K.
9. A screen lamp for realizing the control method of the intelligent office screen lamp according to any one of the claims 1 to 8, wherein the screen lamp comprises an LED light source (1), a lens (2) and a bracket (3), the lens (2) comprises a first lens body (21) and a second lens body (22), a containing cavity (23) is arranged on the first lens body (21), the second lens body (22) is arranged in the containing cavity (23), a bulge (24) is arranged at the bottom of the containing cavity (23) of the first lens body (21), a concave part (25) is arranged on the second lens body (22) corresponding to the position of the bulge (24), a light source containing cavity (26) is arranged on the surface of the second lens body (22) opposite to the concave part (25), the LED light source (1) is arranged on the bracket (3), the LED light source (1) is arranged in the light source containing cavity (26), the first mirror body (21) and the second mirror body (22) are fixedly connected to the support (3).
10. A screen light according to claim 9, characterized in that the protrusion (24) is fan-shaped in cross-section and the second mirror (22) is omega-shaped in cross-section.
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CN202111435695.2A CN114080074A (en) | 2021-11-29 | 2021-11-29 | Control method of intelligent office screen lamp and screen lamp |
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CN202111435695.2A CN114080074A (en) | 2021-11-29 | 2021-11-29 | Control method of intelligent office screen lamp and screen lamp |
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