CN210687849U - Illumination module and intelligent sleep equipment using same - Google Patents
Illumination module and intelligent sleep equipment using same Download PDFInfo
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- CN210687849U CN210687849U CN201920951620.1U CN201920951620U CN210687849U CN 210687849 U CN210687849 U CN 210687849U CN 201920951620 U CN201920951620 U CN 201920951620U CN 210687849 U CN210687849 U CN 210687849U
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Abstract
The utility model discloses an illumination module and an intelligent sleep device using the illumination module, which comprises a light source, a light guide plate and a FPC board which are respectively arranged at the two sides of the light source, a diffusion film which is tightly attached to the light guide plate, a light leakage prevention film which is arranged close to the FPC board, and a control processor which is connected with the PCB board; the control processor controls the light source through the PCB; the light source is a light strip formed by connecting a plurality of LED lamp beads through a conducting wire, wherein the light strip extends from the middle position to two ends of the light strip, and the quantity of the lamp beads is gradually changed from sparse to dense. The arrangement is arranged in a sparse and dense mode through the lamp beads on the light strip, and the different controllers respectively control the light emission of the lamp beads in different partitions, so that the illuminance of the light strip received by each point of the eyeball is equal, the illumination receiving rate can be effectively improved when the illumination module is used in intelligent sleep equipment, the eyeball can uniformly receive the illumination, and the eye protection is facilitated.
Description
Technical Field
The invention relates to the technical field of optics and electronic equipment and related medical treatment, in particular to an illumination module and intelligent sleep equipment using the same.
Background
Sleep is an essential part of human life and plays an important role in repairing the body, reducing the risk of human depression, promoting the memory of human brain, preventing the incidence of human diseases and maintaining the alertness of human beings. According to the survey of more than two thousand in 14 countries by the world health organization on primary medical patients, 27 percent of people have sleep problems. Occasionally, insomnia is not so harmful to the body, but long-term insomnia causes great harm to the spirit and the body of people. High-quality sleep is an important basis of healthy life, and researches show that the sleep quality is more important than the sleep time, and most of insomnia can be prevented and improved.
The treatment methods for sleep disorders include the treatment methods of Chinese and western medicine drugs, psychological counseling therapy, acupuncture therapy and the like, wherein the treatment methods mainly rely on drug therapy, which can effectively improve the sleep quality in a short time, but the side effects and the dependence on drugs cannot be ignored. The cognitive behavior intervention is a psychotherapy, and mainly aims at solving the problem of wrong or distorted cognition of a patient by changing the thinking of the patient on the thing to improve the problem symptom presented by the patient. Secondly, the patient is intervened by music therapy and sound, and the principle of the method is to relax the patient so as to achieve the aim of inducing the patient to sleep more deeply. But this method is not universal due to the different stress response of everyone to music. And the intervention method is easy to cause the patient to generate immunity and cannot achieve good effect.
Currently, people develop an intelligent sleep device, which can improve sleep by illuminating eyeballs to regulate and control retina non-imaging vision photoreceptor cells, and a light-emitting module used for the sleep device is appeared. A luminous module structure is shone to multizone as disclosed in chinese patent application 201510549793.7 patent for on intelligent sleep equipment, luminous module is more than one LED lamp pearl, and luminous module jets into user's eyes from more than two different directions. However, the illumination of the light emitting module has many defects, the illumination intensities received by the light source at different positions of the eyeball are not consistent, for example, the intensity received by the center of the eyeball is large, and the intensity received by the edge position is small, so as to achieve an effective illumination effect, the time required for the illumination at the edge position is long, and the excessive illumination received by the center position is rather wasted, resulting in a low illumination receiving rate of the light emitting module.
Therefore, based on the above situation, research and development are urgently needed to provide a scheme for improving the receiving rate of light so that the eyeball can uniformly receive the light and the protection of the eye is facilitated.
SUMMERY OF THE UTILITY MODEL
For solving the technical problem that exists now, this creation provides an illumination module, can effectively improve the illumination acceptance rate when using in intelligence sleep equipment for eyeball evenly receives illumination, does benefit to the protection eyes.
In order to achieve the above purpose, the technical solution of the embodiment of the present invention is realized as follows:
an illumination module comprises a light source, a light guide plate and an FPC (flexible printed circuit) board which are respectively arranged at two sides of the light source, a diffusion film tightly attached to the light guide plate, an anti-light leakage film arranged close to the FPC board, and a control processor connected with a PCB (printed circuit board); the control processor controls the light source through the PCB; the light source is a light strip formed by connecting a plurality of LED lamp beads through a conducting wire, wherein the light strip extends from the middle position to two ends of the light strip, and the quantity of the lamp beads is gradually changed from sparse to dense.
Preferably, the light bar is divided into three sections, a central section, a secondary central section and an end section; the light strip is bounded by the middle position, and the lamp beads at the left part and the right part are arranged in a pair.
Preferably, the arrangement density of the lamp beads in the tail end area of the light strip is greater than that of the lamp beads in the secondary central area; and the arrangement density of the lamp beads in the secondary central area is greater than that of the lamp beads in the central area.
Preferably, the control processor comprises a plurality of controllers for controlling the light emission of each partitioned lamp bead.
Preferably, the controller is a conductive electrode for providing power to the partitioned lamp beads to drive the lamp beads to emit light, wherein each partition is provided with an independent controller.
Preferably, the control processor is further connected to a memory, and the memory stores an age and melatonin suppression ratio comparison table, a melatonin suppression ratio and illuminance comparison table, and illuminance data of different spectra.
Preferably, the light guide plate comprises a substrate and dots, and the light guide plate destroys total reflection of light emitted by the light source through the dots, so that the light comes out of the light guide plate, and the linear light source is converted into a surface light source, so that the light source emits light uniformly.
Preferably, the diffusion film comprises an anti-scratch layer, a transparent PET substrate layer and a diffusion layer.
The other technical scheme of the invention is as follows:
an intelligent sleep device comprises the illumination module described by the scheme.
Preferably, the sleep device further comprises a power supply and a circuit board connected with the power supply; the circuit board is provided with a control module, a key touch module connected with the control module, a thermal induction switch module, a light-emitting module brightness detection module, a product electric quantity monitoring module and an ambient light brightness photosensitive module.
The beneficial effects of the technical scheme of the invention are that:
the invention is characterized in that the beads on the light strip are arranged densely and densely, and the different controllers respectively control the light emission of the beads in different zones through the zones, so that the illuminance of the light strip received by each point position of the beads is equal. The illumination module can effectively improve the illumination receiving rate when being used in the intelligent sleep equipment, so that the eyeballs can uniformly receive illumination, and the eyes can be protected.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without any creative effort.
Fig. 1 is a sectional schematic view of the illumination module of the present invention;
fig. 2 is a schematic view of a light bar of the illumination module of the present invention;
fig. 3 is a schematic view of the light strip lamp bead arrangement partition of the illumination module of the present invention;
fig. 4 is a schematic view of the light strip of the illumination module according to the present invention;
fig. 5 is a schematic view of the principle of illumination of the illumination module of the present invention;
fig. 6 is a schematic view of the structure of the diffusion film of the illumination module of the present invention;
fig. 7 is a schematic block diagram of the intelligent sleep glasses using the illumination module of the present invention.
Detailed Description
In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in sequences other than those illustrated or described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
The invention is characterized in that the beads on the light strip are arranged densely and densely, and the different controllers respectively control the light emission of the beads in different zones through the zones, so that the illuminance of the light strip received by each point position of the beads is equal. The illumination module can effectively improve the illumination receiving rate when being used in the intelligent sleep equipment, so that the eyeballs can uniformly receive illumination, and the eyes can be protected.
Specifically, referring to fig. 1-3, the utility model discloses illumination module is including light source 30, set up respectively in light guide plate 31 and the FPC board 32 of light source 30 both sides, hug closely diffusion barrier 33 of light guide plate 31, and be close to the light leak protection membrane 34 that FPC board 32 set up, the control treater of being connected with PCB board 32, the control treater passes through the PCB board in order to control light source 30. The light source 30 is a light bar 300 formed by connecting a plurality of LED lamp beads through a conducting wire, wherein the light bar 300 extends from the middle position to two ends of the light bar, and the number of the lamp beads 301 gradually changes from sparse to dense. Specifically, at the middle position of the light bar 300, the number of the lamp beads 301 is in sparse irregular arrangement, the number of the lamp beads 301 is small, and the lamp beads 301 gradually increase and gradually densely are in irregular arrangement as the light bar 300 extends towards the two ends. In the embodiment of the invention, the light strip is bounded by the middle position, and the lamp beads at the left part and the right part are arranged in a pair.
Specifically, the control processor comprises a plurality of controllers, and the controller is used for partitioning the lamp beads 301 on the light bar 300 and controlling the light emission of each partitioned lamp bead. In the embodiment of the invention, the controller is a conductive electrode and is used for providing power for the partitioned lamp beads to drive the partitioned lamp beads to emit light. Each partition can be configured with an independent controller, and also can be configured with one controller for a plurality of partitions, so that the lamp beads of the plurality of partitions can synchronously emit light. Referring to fig. 2 and 3, in the embodiment of the present invention, the lamp beads 301 on the left and right portions of the light bar 300 are arranged in pairs, so that the arranged partitions can share the same controller. As shown in fig. 3, the light bar is divided into three sections, namely a central section 302, a secondary central section 303 and an end section 304, which are separated by dotted lines, and the sections can also intersect with each other, that is, a certain light bead can be simultaneously divided into the secondary central section 303 and the end section 304; the central area 302 is a basic reference area, the number of the lamp beads is small, the number of the lamp beads in the secondary central area 303 is gradually increased, and the number of the lamp beads in the end area 304 is larger than that of the lamp beads in the secondary central area 303 and the arrangement is more dense. Specifically, the arrangement density of the lamp beads in the end region 304 is greater than that of the lamp beads in the secondary central region 303; and the beads in the secondary center region 303 are arranged at a density greater than the beads in the center region 302. Wherein, a controller is independently configured in the central area and used for controlling the light-emitting time of the lamp beads.
As shown in fig. 4, the middle position L of the light bar 300 is first determinedOThe distance h to the center O of the eyeball, as shown in fig. 5, is calculated according to the illuminance formula:
E＝I*cosi/r2(1)
wherein I is the luminous intensity of the light source.
In FIG. 5, the illuminance E of the light source at the middle position of the light bar received at the O point at the center of the eyeballO1Comprises the following steps:
EO1＝IO*cos0°/h2
namely: eO1＝IO/h2，IOThe luminous intensity of the lamp beads at the middle position of the light strip.
The central position O of the eyeball receives the illuminance E of the light stripO＝EO1+EO2+EO3+…..EOn；
Obviously, under the condition that the light emitting intensity I of each lamp bead is equal, the illuminance of the light bar received by the center position of the eyeball will be the maximum under the normal condition. In the embodiment of the invention, through the arrangement and the partition of the lamp beads on the light strip, the different controllers respectively control the light emission of the lamp beads in different partitions, so that the illuminance of the light strip received by each point position of the eye beads is equal.
In an embodiment of the present invention, the control processor is further connected to a memory, and the memory stores data information such as an age and melatonin suppression ratio comparison table, a melatonin suppression ratio and illuminance comparison table, and illuminance of different spectra. Therefore, the optimal melatonin suppression rate can be found according to the age, the optimal illumination data for the user can be obtained according to the melatonin, the spectrum of the light source and other related information, and the controller controls the illumination module to illuminate so as to achieve the optimal illumination using effect.
The light leakage prevention film 34 wraps the FPC board 32, so that light leakage of the light source 30 and the light guide plate 31 is avoided; in another embodiment, the light leakage prevention film is arranged between the light source and the FPC board and covers the light source on one side to prevent light leakage of the light source.
The light guide plate comprises a substrate and mesh points, and the total reflection of light emitted by the light source is destroyed by the mesh points, so that the light comes out of the light guide plate, the linear light source is converted into a surface light source, and the light source emits light uniformly. The light guide plate is in a flat plate shape or an arc shape or an irregular curved surface shape, and the thickness of the light guide plate is between 0.7mm and 1 mm.
The diffusion film 33 is close to the light guide plate, and is used for converting uneven light emitted from the light guide plate into surface light with uniformly distributed and fuzzy mesh points, and meanwhile, the diffusion film plays a role in shielding the light guide plate. As shown in fig. 6, the diffusion film 33 includes a scratch-resistant layer 330, a transparent PET substrate layer 331, and a diffusion layer 332, wherein the diffusion layer 332 is provided with dispersed diffusion particles 3320. Light is incident from the lowest scratch-resistant layer and then penetrates through the high-transparency PET substrate. Then, the diffusion particles dispersed in the diffusion coating are scattered to form a uniform surface light source. The diffusion particles are spherical, and light rays are focused in a certain emergent angle when passing through the particles, so that the function of enhancing the brightness of emergent light is achieved. Meanwhile, the diffusion particles with different particle sizes in the diffusion layer also ensure that light rays cannot penetrate out of the diffusion film directly, so that the atomization effect is achieved.
In the embodiment of the invention, the thickness of the diffusion film is 90um, 100um and the like, and can be customized according to specific conditions. The PET substrate layer thickness of diffusion barrier is 25um-100um, and the customization of according to particular case, the average particle diameter of the diffusion particle in the diffusion layer is 1um-1.5 um.
Another embodiment of the present invention is an intelligent sleep device including the illumination module, and as shown in fig. 7, the sleep device further includes a power supply and a circuit board connected to the power supply. The power supply comprises a complete machine rechargeable battery module for supplying power to complete machine equipment, a light-emitting module rechargeable battery module arranged on the complete machine equipment for supplying power to the light-emitting module, and a charging management module. The circuit board is provided with a control module, a key touch module connected with the control module, a thermal induction switch module, a light-emitting module brightness detection module, a product electric quantity monitoring module, an ambient light brightness photosensitive module and a software algorithm module.
In the embodiment of the invention, the control module and the illumination module on the circuit board share the same control processor to control the modules to work, realize the corresponding functions of the modules and ensure that the illumination module can safely and effectively emit light.
The key touch module receives touch operation of a user and performs corresponding switching; the heat sensing module is used for sensing whether a human body is in contact with the switch or not so as to start the switch.
The ambient light brightness photosensitive module monitors the ambient light brightness in real time, calculates the optimal brightness under the current ambient light through the software algorithm module, and controls the illumination module to emit the light with the optimal brightness through the control processor.
Specifically, the ambient light brightness photosensitive module carries out real-time sensing monitoring on the ambient light brightness, current ambient light brightness information is transmitted to the algorithm module, the algorithm module receives related information transmitted by the photosensitive module, optimal brightness is calculated by executing a light irradiation optimization algorithm to judge which brightness of the light emitting module is optimal brightness in the current environment, then the optimal brightness related information is transmitted to the control processor, and the control processor controls the illumination module to adjust, so that the optimal balance point of light in harmfulness and effectiveness is ensured. Therefore, by combining software and hardware with an algorithm, intermittent irradiation is realized, and the safest balance point between the harmfulness and the effectiveness is found. Specifically, the ambient light brightness photosensitive module comprises a light projector and a light receiver, light is focused by the light projector through a lens, transmitted to the lens of the light receiver and then transmitted to a receiving sensor, the received light signal is converted into a telecommunication signal by the sensor, and the telecommunication signal is compared with a maximum value and a minimum value which are preset in the algorithm module. If the brightness is higher than the preset maximum value, executing the brightness irradiation of the light-emitting module according to the maximum value in the algorithm module; if the brightness is lower than the minimum value, executing the brightness irradiation of the light-emitting module according to the minimum value in the algorithm module; and if the light ray is between the maximum value and the minimum value, the adjustment is carried out according to the corresponding adjustment value of the light ray in the algorithm module.
According to the irradiation energy E of the light source within the time t, n.h.v.p.t, wherein P is the irradiation power of the light source, n is the number of photons, h is the Planckian constant, v is the frequency of the photons, v is c/lambda, c is the speed of the photons, namely the speed of light, and lambda is the wavelength of the photons. From this, the number of photons n in time t, that is, n ═ P · t · λ/h · c, can be calculated, and further, the unit area S, and the photon intensity PD in unit time t ═ n/S · t ═ P · λ/S · h · c; and the irradiation intensity I-P/s. From the spectral characteristics (spectral characteristics are prior art and are not described in detail), a wavelength λ is obtainedkPhoton intensity PD ofkComprises the following steps:
PDk＝S(λk)·I(λk)·λk·ε/h·c
wherein, I (lambda)k) For a wavelength λ in the relative spectrumkIntensity of irradiation of time, S (lambda)k) At a wavelength of λkThe value of the relative spectral sensitivity of (a) is represented by epsilon, which is the photon transmittance. According to the light intensity and melatonin secretionThe relationship curve of (light intensity and melatonin secretion is prior art and not described in detail), the melatonin secretion value MS can be calculated as:
MS＝A2+(A1-A2)/[ε+(PDk/X1/2)m]…………………………(2)
wherein A is1Minimum melatonin secretion, A2Is the maximum of melatonin secretion, X1/2The melatonin secretion value is (A)1+A2) Photon intensity corresponding to/2, m is A1And A2The slope of the curve in between.
As another embodiment of the invention, the algorithm module adjusts the illumination module according to the formula (1), for example, adjusts the illumination time t of the light source and/or adjusts the wavelength λ of the light source, so as to obtain a proper melatonin secretion value MS, thereby achieving the effect of effectively adjusting sleep.
After the control module on the circuit board receives the switch instruction information, the light emitting module is controlled to drive the light source, as shown in fig. 4, after the light source is turned on, the light passes through the light guide plate to change the linear light source into the surface light source, and the surface light source is diffused through the diffusion film and enters the eyeball 100, and the light promoting or inhibiting the melatonin is emitted to project the eyeball. Photoreceptor cells of non-image visual sense in retina receive light signal, wherein the photoreceptor cells of non-image visual sense are self-sensing retinal ganglion cells (ipRGC) in retina, can receive light signal, and project to biological clock regulator-visual cross superior nucleus (SCN) of brain, and regulate secretion level of various hormones including melatonin by controlling pineal body through SCN, thereby regulating human body biological clock rhythm and sleep.
As will be appreciated by one skilled in the art, embodiments of the present invention may be provided as a method, system, or computer program product. Accordingly, the present invention may take the form of a hardware embodiment, a software embodiment, or an embodiment combining software and hardware aspects. Furthermore, the present invention may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, disk storage, optical storage, and the like) having computer-usable program code embodied therein.
The present invention is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems), and computer program products according to embodiments of the invention. It will be understood that each flow and/or block of the flow diagrams and/or block diagrams, and combinations of flows and/or blocks in the flow diagrams and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable data processing apparatus to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing apparatus, create means for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be stored in a computer-readable memory that can direct a computer or other programmable data processing apparatus to function in a particular manner, such that the instructions stored in the computer-readable memory produce an article of manufacture including instruction means which implement the function specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be loaded onto a computer or other programmable data processing apparatus to cause a series of operational steps to be performed on the computer or other programmable apparatus to produce a computer implemented process such that the instructions which execute on the computer or other programmable apparatus provide steps for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
All or part of the technical scheme provided by the embodiment of the invention can be completed through hardware related to program instructions, and the program can be stored in a readable storage medium, wherein the storage medium comprises: various media that can store program codes, such as ROM, RAM, magnetic or optical disks.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (10)
1. The utility model provides an illumination module which characterized in that: the light source, the light guide plate and the FPC board which are respectively arranged at two sides of the light source, the diffusion film which is tightly attached to the light guide plate, the light leakage prevention film which is arranged close to the FPC board and the control processor which is connected with the PCB board are included; the control processor controls the light source through the PCB; the light source is a light strip formed by connecting a plurality of LED lamp beads through a conducting wire, wherein the light strip extends from the middle position to two ends of the light strip, and the quantity of the lamp beads is gradually changed from sparse to dense.
2. The lighting module of claim 1, wherein: the light bar is divided into three subareas, namely a central area, a secondary central area and a tail end area; the light strip is bounded by the middle position, and the lamp beads at the left part and the right part are arranged in a pair.
3. The illumination module of claim 2, wherein: the arrangement density of the lamp beads in the tail end area of the light strip is greater than that of the lamp beads in the secondary central area; and the arrangement density of the lamp beads in the secondary central area is greater than that of the lamp beads in the central area.
4. The lighting module of claim 3, wherein: the control processor comprises a plurality of controllers for controlling the light emission of each partitioned lamp bead.
5. The lighting module of claim 4, wherein: the controller is a conductive electrode and is used for providing power for the partitioned lamp beads to drive the partitioned lamp beads to emit light, wherein each partition is provided with an independent controller.
6. The lighting module of any one of claims 1-5, wherein: the control processor is also connected with a memory, and the memory is stored with an age and melatonin suppression rate comparison table, a melatonin suppression rate and illumination comparison table and illumination data of different spectrums.
7. The lighting module of claim 6, wherein: the light guide plate comprises a substrate and mesh points, total reflection of light rays emitted by the light source is damaged by the light guide plate through the mesh points, so that the light rays come out of the light guide plate, the linear light source is converted into a surface light source, and the light source emits light uniformly.
8. The lighting module of claim 7, wherein: the diffusion film comprises an anti-scratch layer, a transparent PET substrate layer and a diffusion layer.
9. An intelligent sleep device, characterized in that: a lighting module comprising a lighting module according to any one of claims 1-8.
10. The intelligent sleep device as claimed in claim 9, wherein: the device also comprises a power supply and a circuit board connected with the power supply; the circuit board is provided with a control module, a key touch module connected with the control module, a thermal induction switch module, a light-emitting module brightness detection module, a product electric quantity monitoring module and an ambient light brightness photosensitive module.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110454701A (en) * | 2019-06-23 | 2019-11-15 | 深圳达芬奇睡眠科技有限公司 | A kind of illumination mould group and the intelligent sleep equipment using the illumination mould group |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110454701A (en) * | 2019-06-23 | 2019-11-15 | 深圳达芬奇睡眠科技有限公司 | A kind of illumination mould group and the intelligent sleep equipment using the illumination mould group |
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