A smart mirror

By clearing the light strip area of ​​the smart mirror and setting an optical composite film, combined with setting a light source back to the mirror substrate, the problem that the traditional smart mirror strip area cannot achieve mirror reflection when it is not illuminated is solved, and a full-screen consistent mirror effect and improved visual effect are achieved.

CN111839124BActive Publication Date: 2025-03-21K TRONICS (SUZHOU) TECH CO LTD +1
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Patent Information

Application Number
CN201910346302.7
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2019-04-26
Publication Date
2025-03-21
Estimated Expiration
2039-04-26

AI Technical Summary

Technical Problem

The light strip area of ​​traditional smart mirrors cannot achieve mirror reflection during non-illumination periods, resulting in whitening or discoloration of the mirror, affecting the visual effect.

Method used

A smart mirror is designed, and its mirror substrate is transparent in the light strip area, and an optical composite film is provided in this area. The light transmittance and light reflectance of the optical composite film match the mirror functional layer. At the same time, a light source is provided on the non-mirror side of the mirror substrate, and the light rays are emitted to the mirror side through the optical composite film to realize the fill light function.

Benefits of technology

The light transmittance of the mirror substrate is achieved in the full screen, avoiding the problem of whitening or discoloration of the mirror surface in the non-illumination area, and improving the visual effect of the smart mirror.

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Abstract

The present disclosure provides a smart mirror, in which the substrate of the mirror substrate is transparent in the second area, i.e., the light strip area for fill light, and an optical composite film is arranged in the second area, so that the light transmittance and light reflectance of the optical composite film match the mirror function layer in the first area, so that the second area where the optical composite film is arranged has the same mirror function as the first area where the mirror function layer is arranged, thereby ensuring that the light transmittance of the entire screen of the mirror substrate is consistent. At the same time, a light source is arranged on the non-mirror side of the second area facing away from the mirror side of the mirror substrate, and the light emitted by the light source is emitted to the mirror side through the optical composite film, so as to realize the fill light function.
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Description

Technical Field

[0001] The present invention relates to the field of display technology, and in particular to a smart mirror. Background Art

[0002] Traditional mirror display products are mainly used for static display. In today's era of intelligent electronic software upgrades and consumers' increasing demands, the brightness of traditional mirrors has been required to be supplemented with light.

[0003] At present, the light strip of the smart mirror, i.e., the mirror surface product, is arranged on the reflective surface of the mirror (the side facing the user when in use). The light strip area cannot realize the mirror surface reflection during the non-lighting period. Summary of the invention

[0004] The embodiment of the present invention provides a smart mirror, which is used to solve the problem that the light strip area cannot achieve mirror reflection during the non-lighting period.

[0005] Therefore, an embodiment of the present invention provides a smart mirror, including:

[0006] A mirror substrate, the mirror substrate comprising a substrate, a mirror function layer disposed in a first area of ​​the substrate, and an optical composite film disposed in a second area of ​​the substrate; the first area having the mirror function layer is configured to realize a mirror function, and the second area having the optical composite film is configured to realize a mirror function and a fill light function; the substrate is transparent in the second area, and the optical composite film and the mirror function layer have matching light transmittance and light reflectance to realize the mirror function;

[0007] A light source is arranged on the non-mirror side of the second region facing away from the mirror side of the mirror substrate, and the light emitted by the light source passes through the optical composite film and is emitted to the mirror side to achieve the fill light function.

[0008] In a possible implementation, the smart mirror provided in the embodiment of the present invention further includes a rear shell, the rear shell is located on the non-mirror side of the mirror substrate, and the light source is arranged between the rear shell and the mirror substrate.

[0009] In a possible implementation, in the smart mirror provided by an embodiment of the present invention, the first region and the second region are complementary regions, and the optical composite film completely covers the second region on the non-mirror side and a portion of the first region adjacent to the second region.

[0010] In a possible implementation, in the smart mirror provided by an embodiment of the present invention, the second area is located in at least one edge area of ​​the mirror substrate away from the center and has a strip-shaped structure.

[0011] In a possible implementation, in the smart mirror provided by an embodiment of the present invention, the light source is a light strip;

[0012] The smart mirror further comprises a light belt bracket arranged between the rear shell and the mirror substrate; the light belt is fixed on the light belt bracket, and a gap is arranged between the light belt and the mirror substrate.

[0013] In a possible implementation, in the above-mentioned smart mirror provided by an embodiment of the present invention, the second area is an annular area; the light strip bracket is a frame structure, the frame structure has a side wall perpendicular to the mirror substrate, and the light strip is arranged on the side wall of the frame structure.

[0014] In a possible implementation, in the above-mentioned smart mirror provided by an embodiment of the present invention, the orthographic projection of the frame structure on the mirror substrate is located at the inner ring of the annular area, and the light strip is arranged on the outer side wall of the frame structure away from the inner ring.

[0015] In a possible implementation, in the smart mirror provided in an embodiment of the present invention, the rear shell has: a frame fixed to the mirror substrate, a shell body parallel to the mirror substrate, and an inclined surface connecting the frame and the shell body;

[0016] The light strip bracket is fixed on the shell body of the rear shell.

[0017] In a possible implementation, the above-mentioned smart mirror provided in an embodiment of the present invention further includes: a reflective sheet; the reflective sheet is located on the surface of the rear shell facing the optical composite film, and on the surface of the light strip bracket having the light strip; on the surface of the light strip bracket having the light strip, the reflective sheet and the light strip do not overlap each other.

[0018] In a possible implementation, the smart mirror provided in the embodiment of the present invention further includes: a diffusion sheet located on a surface of the optical composite film facing away from the substrate.

[0019] In a possible implementation, in the above-mentioned smart mirror provided by an embodiment of the present invention, the optical composite film includes: a first optical adhesive layer, a transparent polyester film layer, a composite adhesive layer, a thin film polyester layer and a second optical adhesive layer stacked together; wherein the first optical adhesive layer is in contact with the substrate, and the second optical adhesive layer is in contact with the diffuser.

[0020] In a possible implementation, in the smart mirror provided by an embodiment of the present invention, the diffuser includes: a resin substrate, and a diffusion particle layer located on a side of the resin substrate away from the optical composite film.

[0021] In a possible implementation, in the above-mentioned smart mirror provided by an embodiment of the present invention, the light source includes a plurality of lamp beads; the distance between the center of the lamp bead and the first surface of the diffuser is in the range of 4.5 mm-5 mm, and the first surface is the surface of the diffuser facing away from the optical composite film.

[0022] In a possible implementation, in the above-mentioned smart mirror provided by an embodiment of the present invention, the light transmittance of the mirror functional layer and the optical composite film is the same, and the range is 27%-33%; the light reflectivity of the mirror functional layer and the optical composite film is the same, and the range is 67-73%.

[0023] In a possible implementation, in the smart mirror provided in the embodiment of the present invention, the smart mirror further includes: a display module, and the display module is located between the mirror substrate and the rear shell.

[0024] The beneficial effects of the present invention are as follows:

[0025] An embodiment of the present invention provides a smart mirror, in which the substrate of the mirror substrate is transparent in the second area, i.e., the light strip area for fill light, and an optical composite film is arranged in the second area, so that the light transmittance and light reflectance of the optical composite film match the mirror function layer in the first area, so that the second area where the optical composite film is arranged has the same mirror function as the first area where the mirror function layer is arranged, thereby ensuring that the light transmittance of the entire screen of the mirror substrate is consistent. At the same time, a light source is arranged on the non-mirror side of the second area facing away from the mirror side of the mirror substrate, and the light emitted by the light source is emitted to the mirror side through the optical composite film, so as to realize the fill light function. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 A schematic diagram of a partial structure of a smart mirror provided by an embodiment of the present invention;

[0027] Figure 2 A schematic diagram of a partial structure of another smart mirror provided by an embodiment of the present invention;

[0028] Figure 3 A schematic diagram of a partial structure of another smart mirror provided by an embodiment of the present invention;

[0029] Figure 4 A schematic diagram of a partial structure of another smart mirror provided by an embodiment of the present invention;

[0030] Figure 5a to Figure 5c They are schematic diagrams of the structures of the optical composite films in the smart mirrors provided by the embodiments of the present invention;

[0031] Figure 6 A schematic diagram of the structure of a diffuser in a smart mirror provided by an embodiment of the present invention;

[0032] Figure 7 A schematic diagram of an exploded structure of a smart mirror provided by an embodiment of the present invention;

[0033] Figure 8 A schematic diagram of a partial cross-sectional structure of another smart mirror provided by an embodiment of the present invention;

[0034] Fig. 9 This is an external schematic diagram of a smart mirror provided by an embodiment of the present invention. DETAILED DESCRIPTION

[0035] At present, traditional smart mirrors use glass with a mirror functional layer on the back as the mirror substrate. The light transmittance of the mirror functional layer is about 30%, and the light reflectance is about 70%. The mirror functional layer in the light strip area is treated with translucent ink or hollowing to increase the light transmittance of the light strip area. A light source is set behind the light strip area, and an optical film is attached to the back of the mirror substrate in the light strip area. The optical film is generally a single-layer transparent film material, and its light transmittance and reflectance are generally equal, resulting in inconsistent light transmittance between the light strip area and other mirror areas. After the light source is turned off, the light strip area is observed to be white or gray from the appearance, that is, the mirror surface of the light strip area turns white or discolored, resulting in two colors on the mirror surface, which affects the visual effect of the smart mirror.

[0036] An intelligent mirror provided by an embodiment of the present invention is used to solve the problem that the mirror surface of the light strip area turns white or changes color after the light strip is turned off, that is, the light strip area cannot achieve mirror reflection during the non-lighting period.

[0037] In order to make the purpose, technical solutions and advantages of the present invention clearer, the specific implementation of the smart mirror provided by the embodiment of the present invention is described in detail below in conjunction with the accompanying drawings. It should be understood that the preferred embodiments described below are only used to illustrate and explain the present invention, and are not used to limit the present invention. And in the absence of conflict, the embodiments in this application and the features in the embodiments can be combined with each other. It should be noted that the thickness, size and shape of each layer of film in the accompanying drawings do not reflect the actual proportion of the smart mirror, and the purpose is only to illustrate the content of the present invention. And the same or similar numbers throughout represent the same or similar elements or elements with the same or similar functions.

[0038] An embodiment of the present invention provides a smart mirror, such as Figure 1 and Figure 2 As shown, specifically including:

[0039] A mirror substrate 1, wherein the mirror substrate 1 comprises a substrate 11, a mirror function layer 12 disposed in a first region B of the substrate 11, and an optical composite film 2 disposed in a second region A of the substrate 11; the first region B having the mirror function layer 2 is configured to realize a mirror function, and the second region A having the optical composite film 2 is configured to realize a mirror function and a fill light function; the substrate 11 is transparent in the second region B, and the optical composite film 2 and the mirror function layer 12 have matching light transmittance and light reflectance to realize a mirror function;

[0040] The light source 4 is disposed on the non-mirror side 1b of the second region A facing away from the mirror side 1a of the mirror substrate 1. The light emitted by the light source 4 passes through the optical composite film 2 and is emitted to the mirror side 1b to achieve a fill light function.

[0041] Specifically, in the above-mentioned smart mirror provided by the embodiment of the present invention, in order to achieve the mirror effect of the mirror substrate 1, a mirror function layer 12 located in the first area B is generally formed by a coating process on the inner side of the substrate 11, that is, the non-mirror side 1b, and the light transmittance and reflectance of the mirror function layer 12 can be set according to the requirements. Of course, the mirror function layer 12 can also be set on the outer side of the substrate 11, that is, the mirror side 1a, which is not limited here. The substrate 1 is transparently treated in the second area A, that is, semi-transparent ink or other treatment is performed, so that the substrate 1 is transparent in the second area A, resulting in a higher light transmittance of the mirror substrate 1 in the second area A than other mirror areas. In the above-mentioned smart mirror provided by the embodiment of the present invention, by setting an optical composite film 2 in the second area A of the substrate 11, the light transmittance and light reflectance of the optical composite film 2 match the mirror function layer 12, so that the light transmittance of the second area A and the first area B are the same or matched, thereby ensuring that the light transmittance of the full screen of the mirror substrate 1 is consistent or matched, and realizing the full screen mirror function of the mirror substrate 1. At the same time, a light source 4 is arranged on the non-mirror side 1b of the second region A facing away from the mirror side 1a of the mirror substrate 1, and the light emitted by the light source 4 is emitted to the mirror side 1a through the optical composite film 2, so as to realize the fill light function. Moreover, after the light source 4 is turned off, the mirror side 1a of the second region A is a reflective effect and the components on the non-mirror side 1b on the back are not visible.

[0042] It is worth noting that in the above-mentioned smart mirror provided by the embodiment of the present invention, from the non-mirror side 1b to the mirror side 1a, the light transmittances of the optical composite film 2 and the mirror functional layer 12 are the same or close within the error range and are considered matched.

[0043] Optionally, in the above-mentioned smart mirror provided in an embodiment of the present invention, in order to achieve both mirror and display effects, in the direction from the non-mirror side 1b to the mirror side 1a, the light transmittance of the mirror functional layer 12 and the optical composite film 2 is the same, and the range is 27%-33%, and the light reflectivity of the mirror substrate 1 and the optical composite film 2 is the same, and the range is 67-73%.

[0044] Specifically, the optical composite film 2 may have a light transmittance of about 27.2% and a light reflectance of about 67%. The mirror functional layer 12 may have a light transmittance of about 30% and a reflectance of about 70% to ensure better mirror and display effects.

[0045] Optionally, in the above-mentioned smart mirror provided by an embodiment of the present invention, Figure 1 and Figure 2 As shown, a rear shell 3 may also be included, the rear shell 3 is located on the non-mirror side 1b of the mirror substrate 1, and the light source 4 is arranged between the rear shell 3 and the mirror substrate 1. Specifically, the rear shell 3 can protect the components in the smart mirror.

[0046] Optionally, in the above-mentioned smart mirror provided by an embodiment of the present invention, Figure 1 and Figure 2 As shown, the first region B and the second region A are complementary regions, and the optical composite film 2 completely covers the second region A and a portion of the first region B adjacent to the second region A on the non-mirror side 1 b .

[0047] In one embodiment, the optical composite film 2 is disposed on the mirror surface side.

[0048] In another embodiment, the optical composite film 2 is disposed on the non-mirror side 1b, so that the boundary between the optical composite film 2 and the mirror functional layer 12 can be avoided from being seen from the mirror side 1a, thereby improving the smoothness of the mirror side 1a. The area occupied by the optical composite film 2 is generally larger than the area occupied by the second region A, that is, the optical composite film 2 will cover part of the edge outside the second region A to remove the influence of the attachment process error and ensure a smooth transition of the light transmittance and light reflectance at the boundary between the second region A and the first region A.

[0049] Optionally, in the above-mentioned smart mirror provided by an embodiment of the present invention, Fig. 9As shown, the second area A is generally located in at least one edge area away from the center of the mirror substrate 1 and has a strip-shaped structure. Specifically, the second area A may have a certain distance from the edge of the mirror substrate 1. Specifically, the second area A is generally an annular area to achieve a better fill light effect. Correspondingly, the shape of the optical composite film 2 is also a closed ring, that is, the optical composite film 2 can be a whole piece of film material without a splicing seam. After the optical composite film 2 is attached to the second area A, the optical composite film 2 viewed from the front side 1a of the mirror substrate 1 has no splicing marks, removing viewing defects and enhancing the appearance.

[0050] Optionally, in the above-mentioned smart mirror provided by an embodiment of the present invention, Figure 7 As shown, the outer contour of the second area A can be consistent with the outer contour of the mirror substrate 1. Specifically, a variety of smart mirror shapes can be designed according to the size, specification, shape and application scenario of the smart mirror, such as ellipse, rectangle, diamond, etc. In order to improve the aesthetics, the outer contour of the second area A can be designed to be consistent with the outer contour of the mirror substrate 1. For example, when the outer contour of the smart mirror is a rectangle, the second area A can be a U-shaped. In addition, the width of the second area A is generally uniform, and the distance from each position of the outer edge of the second area A to the edge of the mirror substrate 1 is generally the same.

[0051] Optionally, in the smart mirror provided in the embodiment of the present invention, the light source 4 may be implemented in the form of a light strip, or in the form of a plurality of independent lights. Figure 1 and Figure 2 As shown, it can also include a light strip bracket 5 located between the rear shell 3 and the mirror substrate 1; the light strip is fixed on the light strip bracket 5, and there is a distance between the light strip and the mirror substrate 1 to prevent the light strip from being too close to the mirror substrate 1 and being easily visible to users in the external environment, i.e., on the mirror side 1a.

[0052] Specifically, in the above-mentioned smart mirror provided by the embodiment of the present invention, the light strip is installed on the light strip bracket 5 to form a structure similar to a side-entry light source, which can avoid the light strip facing the second area A and form a structure similar to a direct-down light source, thereby avoiding the existing problem of directly installing the light strip on the rear shell 3 to form a direct-down light source, which causes the light beads in the second area A to be directly seen from the mirror side 1a when the light strip is turned on, which may damage the eyes, and the observer can see the internal components through the second area A. In addition, the light strip bracket 5 can be adjusted according to the position where the light strip needs to be set, so as to facilitate installation.

[0053] Optionally, in the above-mentioned smart mirror provided by an embodiment of the present invention, Figure 7 As shown, when the second area A is an annular area, the light strip bracket 5 can be a frame structure, the frame structure has a side wall perpendicular to the mirror substrate 1, and the light strip can be arranged on the side wall of the frame structure.

[0054] Optionally, in the above-mentioned smart mirror provided by an embodiment of the present invention, Figure 1 Or as shown in FIG2 , the orthographic projection of the frame structure on the mirror substrate 1 can be located at the inner ring of the annular area, and the light strip is arranged on the outer wall of the frame structure away from the inner ring. That is, the frame structure is installed at the inner edge of the second area A, so that the light emitted by the light strip can irradiate the entire second area A, thereby improving the light utilization rate of the light strip, and can also block the light from the light strip from irradiating the central area. Or, as Figure 3 As shown, the light strip bracket 5 may also be located in the middle of the second area A. In this case, in order to ensure that the light can illuminate the entire second area A, light strips need to be arranged on different side walls of the light strip bracket 5 .

[0055] Optionally, in the above-mentioned smart mirror provided by an embodiment of the present invention, Figure 1 and Figure 2 As shown, the side wall of the light strip bracket 5 can be perpendicular to the mirror substrate 1, which can save the space occupied by the light strip bracket 5 and make the internal structure of the smart mirror more compact. Figure 4 As shown, the side wall of the light strip bracket 5 may also form an angle θ with the direction perpendicular to the surface of the mirror substrate 1, which is not limited here. The larger the angle θ is, the larger the space occupied by the light strip bracket 5 is.

[0056] Optionally, in the above-mentioned smart mirror provided by an embodiment of the present invention, Figure 1 As shown, the rear shell 3 has a frame 31 fixed to the mirror substrate 1, a shell body 32 parallel to the mirror substrate 1, and an inclined surface 33 connecting the frame 31 and the shell body 32;

[0057] The light strip bracket 5 is fixed to the housing body 32 of the rear housing 3 .

[0058] Specifically, in the above-mentioned smart mirror provided by the embodiment of the present invention, Figure 8 As shown, the frame 31 of the rear shell 3 can be fixed to the mirror substrate 1 by the middle frame 9 and the screws 10. Fixing the light strip bracket 5 to the shell body 32 of the rear shell 3 is convenient for installation on the one hand, and can prevent the light strip 4 and the optical composite film 2 from forming a direct-down light source structure compared to installing the light strip bracket 5 on the inclined surface 33 on the other hand. In addition, there is a certain distance between the end of the light strip bracket 5 and the mirror substrate 1 to avoid deformation due to pressure after the light strip bracket 5 and the optical composite film 2 are in contact due to squeezing the rear shell, thereby affecting the display effect of the light strip. And the distance should not be too large to avoid light leakage from the distance. Or, as Figure 2 As shown, the light strip bracket 5 can also be installed on the mirror substrate 1, which is not limited here. At this time, the end of the light strip bracket 5 should also have a certain distance from the rear shell to avoid extrusion deformation. And the distance should not be too large to avoid light leakage from the distance.

[0059] Optionally, in the above-mentioned smart mirror provided by an embodiment of the present invention, Figure 1 and Figure 2 As shown, it can also include: a reflective sheet 6; the reflective sheet 6 is located on the surface of the rear shell 3 facing the optical composite film 2, and on the surface of the light strip bracket 5 having the light strip 4; on the surface of the light strip bracket 5 having the light strip 4, the reflective sheet 6 and the light strip 4 do not overlap each other.

[0060] Specifically, in the above-mentioned smart mirror provided by the embodiment of the present invention, the reflective sheet 6 can reflect the light emitted by the light strip 4 to the optical composite film 2 to improve the light utilization rate of the light strip 4, reduce power consumption, and increase brightness.

[0061] Optionally, in the above-mentioned smart mirror provided by an embodiment of the present invention, Figure 1 and Figure 2 As shown, the optical composite film 2 may further include: a diffusion sheet 7 located on the surface of the side away from the mirror substrate 1 .

[0062] Specifically, in the above-mentioned smart mirror provided by the embodiment of the present invention, the diffuser 7 can atomize the light from the reflector 6 and the light strip 4 to the diffuser 6, so that the fill light viewed from the second area A is softer and less dazzling. The brightness can be increased by more than 30% compared with the traditional light strip area.

[0063] Furthermore, when assembling the above-mentioned smart mirror provided by the embodiment of the present invention, the diffuser 7 and the optical composite film 2 can be firstly composited (laminated) by a composite machine, and the composite process ensures that the two are composited flatly without bubbles and wrinkles. After that, the second area A on the inner side of the mirror substrate 1 is wiped clean, and a certain amount of pure water is sprayed at the same time, and then the integrated optical composite film 2 and the diffuser 7 are laminated to the second area A. Compared with the single optical composite film 2, the optical composite film 2 laminated with the diffuser 7 is thicker and has a higher hardness, and is easier to laminate to the second area A on the inner side of the mirror substrate 1, which can improve the lamination yield.

[0064] Optionally, in the above-mentioned smart mirror provided by an embodiment of the present invention, Figure 5a As shown, the optical composite film 2 can specifically include: a first optical adhesive layer 21, a transparent polyester film layer 22, a composite adhesive layer 23, a thin film polyester layer 24 and a second optical adhesive layer 25 which are stacked; wherein the first optical adhesive layer 21 is in contact with the mirror substrate 1, and the second optical adhesive layer 25 is in contact with the diffuser 7.

[0065] Specifically, in the above-mentioned smart mirror provided by the embodiment of the present invention, the transparent polyester film layer 22, the composite adhesive layer 23 and the thin film polyester layer 24 are chemical layers for adjusting the transmittance and reflectivity of light. The first optical adhesive layer 21 and the second optical adhesive layer 25 are used for assembly and composite use.

[0066] Specifically, in the above-mentioned smart mirror provided by the embodiment of the present invention, Figure 5b As shown, during the production of the optical composite film 2, a peelable release film 26 is attached to the outside of the first optical adhesive layer 21 and the second optical adhesive layer 25. Figure 5c As shown, first, the release film 26 on one side of the second optical adhesive layer 25 is peeled off, and the adhesive composite diffuser 7 of the second optical adhesive layer 25 is used; then, the release film 26 on one side of the first optical adhesive layer 21 is peeled off, and the first optical adhesive layer 21 is adhered to the inner side of the mirror substrate 1 by using its adhesiveness to complete the bonding process.

[0067] Optionally, in the above-mentioned smart mirror provided by an embodiment of the present invention, Figure 6 As shown, the diffusion sheet 7 may specifically include: a resin substrate 71 , an antistatic coating 72 located on a side of the resin substrate 71 close to the optical composite film 2 , and a diffusion particle layer 73 located on a side of the resin substrate 71 away from the optical composite film 2 .

[0068] Specifically, in the above-mentioned smart mirror provided by the embodiment of the present invention, the resin substrate 71 can specifically adopt a PET substrate to play a supporting role. The diffusion particle layer 73 is dispersed with diffusion particles of different particle sizes, which can refract the transmitted light in all directions to play the role of atomizing the light. The diffuser 7 has full light transmittance, ultraviolet light (UV) resistance, scratch resistance, wear resistance, weather resistance (high temperature, low temperature, high humidity, aging), and a light-enhancing effect. When the diffuser 7 is compounded with the optical composite film 2, the antistatic coating 72 will be removed.

[0069] Optionally, in the above-mentioned smart mirror provided by an embodiment of the present invention, Figure 1 As shown, the light source 4 includes a plurality of lamp beads 41 ; the distance d between the center of the lamp bead 41 and the first surface of the diffuser 7 is in the range of 4.5 mm-5 mm, and the first surface is the surface of the diffuser 7 facing away from the optical composite film 2 .

[0070] Specifically, in the above-mentioned smart mirror provided by the embodiment of the present invention, since the lamp bead 41 will dissipate heat when emitting light, when the distance between the center of the lamp bead 41 and the first surface of the diffuser 7 is too close, the heat emitted by the lamp bead 41 will be conducted to the second area A, causing the optical composite film 2 in the second area A to overheat, and the problem of yellowing will occur after the light source 4 is turned off. When the distance between the center of the lamp bead 41 and the first surface of the diffuser 7 is too far, the intensity of the light emitted by the lamp bead 41 that finally transmits through the second area A will be weakened, weakening the light emission utilization rate of the lamp bead 41. Therefore, after measurement, when the distance d between the center of the lamp bead 41 and the first surface of the diffuser 7 is within the range of 4.5mm-5mm, the light emission utilization rate of the lamp bead 41 can be improved while ensuring the effective heat dissipation of the light source 4.

[0071] Optionally, in the above-mentioned smart mirror provided by an embodiment of the present invention, Figure 7 and Figure 8 As shown, the mirror substrate 1 may also have a mirror display area C; correspondingly, the smart mirror may also include: a display module 8, the display module 8 is located between the mirror substrate 1 and the rear shell 3, and generally the display module 8 covers the mirror display area C.

[0072] Specifically, by setting the display module 8 located in the mirror display area C, the smart mirror provided by the embodiment of the present invention can realize the mirror display function. When the display module 8 is turned on, the display function is realized in the mirror display area C. Fig. 9 As shown, the control of the display module 8 and the light source 4 can be achieved through an externally connected PAD screen.

[0073] Specifically, the display module 8 may be implemented by a liquid crystal display panel, or may be implemented by a flat display panel such as an organic electroluminescent display panel, which is not limited here.

[0074] In the above-mentioned smart mirror provided by the embodiment of the present invention, the substrate of the mirror substrate is transparent in the second area. By setting an optical composite film in the second area of ​​the substrate, the light transmittance and light reflectance of the optical composite film match the mirror function layer, so that the light transmittance of the second area is the same as or matches that of the first area, thereby ensuring that the light transmittance of the full screen of the mirror substrate is consistent or matched, and realizing the full-screen mirror function of the mirror substrate. At the same time, a light source is set on the non-mirror side of the mirror side of the second area facing away from the mirror substrate, and the light emitted by the light source is emitted to the mirror side through the optical composite film, which can realize the fill light function. In addition, after the light source is turned off, the mirror side of the second area is a reflection effect and the non-mirror side components on the back are not visible.

[0075] Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include these modifications and variations.

Claims

1. A smart mirror, characterized in that: include: A mirror substrate, the mirror substrate comprising a substrate, a mirror functional layer disposed in a first region of the substrate, and an optical composite film disposed in a second region of the substrate; The first area with the mirror function layer is configured to realize the mirror function, and the second area with the optical composite film is configured to realize the mirror function and the fill light function; the substrate is transparent in the second area, and the optical composite film and the mirror function layer have matching light transmittance and light reflectance to realize the mirror function; wherein the light transmittance of the optical composite film and the mirror function layer is in the range of 27%-33%, the light reflectance of the optical composite film and the mirror function layer is in the range of 67%-73%, and the substrate is subjected to translucent ink or hollowing treatment in the second area; A light source is arranged on the non-mirror side of the second region facing away from the mirror side of the mirror substrate, and the light emitted by the light source passes through the optical composite film and is emitted to the mirror side to achieve the fill light function.

2. The smart mirror according to claim 1, characterized in that: It also includes a rear shell, which is located on the non-mirror side of the mirror substrate, and the light source is arranged between the rear shell and the mirror substrate.

3. The smart mirror according to claim 2, characterized in that: The first region and the second region are complementary regions, and the optical composite film completely covers the second region on the non-mirror side and a portion of the first region adjacent to the second region.

4. The smart mirror according to claim 3, characterized in that: The second region is located in at least one edge region of the mirror substrate away from the center and has a strip-shaped structure.

5. The smart mirror according to claim 4, characterized in that: The light source is a light strip; The smart mirror further comprises a light belt bracket arranged between the rear shell and the mirror substrate; the light belt is fixed on the light belt bracket, and a gap is arranged between the light belt and the mirror substrate.

6. The smart mirror according to claim 5, characterized in that: The second area is an annular area; the light strip bracket is a frame structure, the frame structure has a side wall perpendicular to the mirror substrate, and the light strip is arranged on the side wall of the frame structure.

7. The smart mirror according to claim 6, characterized in that: The orthographic projection of the frame structure on the mirror substrate is located at the inner ring of the annular area, and the light strip is arranged on the outer side wall of the frame structure away from the inner ring.

8. The smart mirror according to claim 7, characterized in that: The rear shell comprises: a frame fixed to the mirror substrate, a shell body parallel to the mirror substrate, and an inclined surface connecting the frame and the shell body; The light strip bracket is fixed on the shell body of the rear shell.

9. The smart mirror according to claim 8, characterized in that: Also includes: A reflective sheet; the reflective sheet is located on a surface of the rear shell facing the optical composite film, and on a surface of the light strip bracket having the light strip; On the surface of the light strip bracket having the light strip, the reflective sheet and the light strip do not overlap each other.

10. The smart mirror according to claim 1, wherein: Also includes: A diffusion sheet is located on a surface of the optical composite film that is away from the substrate.

11. The smart mirror according to claim 10, characterized in that: The optical composite film comprises: a first optical adhesive layer, a transparent polyester film layer, a composite adhesive layer, a thin film polyester layer and a second optical adhesive layer which are stacked; wherein the first optical adhesive layer contacts the substrate, and the second optical adhesive layer contacts the diffuser.

12. The smart mirror according to claim 11, characterized in that: The diffusion sheet includes: a resin substrate and a diffusion particle layer located on a side of the resin substrate away from the optical composite film.

13. The smart mirror according to claim 10, characterized in that: The light source includes a plurality of lamp beads; the distance between the center of the lamp beads and the first surface of the diffuser is in the range of 4.5 mm to 5 mm, and the first surface is the surface of the diffuser away from the optical composite film.

14. The smart mirror according to any one of claims 1 to 13, characterized in that: The mirror functional layer and the optical composite film have the same light transmittance; the mirror functional layer and the optical composite film have the same light reflectivity.

15. The smart mirror according to claim 2, characterized in that: The smart mirror further comprises: a display module, wherein the display module is located between the mirror substrate and the rear shell.

Citation Information

Patent Citations

  • Intelligent mirror

    CN210121025U