CN108227070B - Light guide structure and display device - Google Patents
Light guide structure and display device Download PDFInfo
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- CN108227070B CN108227070B CN201810076552.9A CN201810076552A CN108227070B CN 108227070 B CN108227070 B CN 108227070B CN 201810076552 A CN201810076552 A CN 201810076552A CN 108227070 B CN108227070 B CN 108227070B
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- indicator
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0075—Arrangements of multiple light guides
- G02B6/0078—Side-by-side arrangements, e.g. for large area displays
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0081—Mechanical or electrical aspects of the light guide and light source in the lighting device peculiar to the adaptation to planar light guides, e.g. concerning packaging
- G02B6/0086—Positioning aspects
- G02B6/0088—Positioning aspects of the light guide or other optical sheets in the package
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0081—Mechanical or electrical aspects of the light guide and light source in the lighting device peculiar to the adaptation to planar light guides, e.g. concerning packaging
- G02B6/0086—Positioning aspects
- G02B6/0091—Positioning aspects of the light source relative to the light guide
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/1336—Illuminating devices
- G02F1/133615—Edge-illuminating devices, i.e. illuminating from the side
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/133374—Constructional arrangements; Manufacturing methods for displaying permanent signs or marks
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Planar Illumination Modules (AREA)
Abstract
The invention discloses a light guide structure and a display device, wherein the light guide structure adopts a structure that a backlight source module is matched with a decorative strip assembly, and an indicator lamp is accommodated in an installation hole, so that the indicator lamp is prevented from being exposed out of the decorative strip assembly and not easy to damage, and the service life of the indicator lamp is further prolonged; in addition, the ornamental strip subassembly is equipped with the holding tank that holds leaded light subassembly, and the second light guide plate is spacing in the holding tank, and the light that the pilot lamp sent transmits to the second light guide plate through first light guide plate is the light-emitting direction, because at the perpendicular to in the light-emitting direction, the cross section length of second light guide plate is greater than the cross section length of first light guide plate, therefore the light that the pilot lamp sent transmits to the second light guide plate through first light guide plate when, light diverges to make the light that passes through the second light guide plate form the gradual change light on ornamental strip subassembly, improved the luminous stereovision of pilot lamp, satisfy different user demands.
Description
Technical Field
The invention relates to the technical field of display devices, in particular to a light guide structure and a display device with the same.
Background
Along with the improvement of people's quality of life and the continuous perfect of product function, people also are higher and higher to the visual effect requirement of the product of buying, LCD TV on the market today, transparent ornamental strip through installing a rectangular shape additional in the lower part of its face-piece, be equipped with the pilot lamp on the ornamental strip, LOGO and/or button, indicate LOGO and/or button through the pilot lamp, this pilot lamp exposes in the ornamental strip mostly, easy damage, and the pilot lamp is most all evenly luminous, the stereovision is not strong, can't satisfy user's demand.
Disclosure of Invention
The invention mainly aims to provide a light guide structure, which aims to prolong the service life of an indicator light, improve the light-emitting layering of the indicator light and meet the requirements of users.
In order to achieve the above object, the light guide structure provided by the present invention is applied to a display device, and the light guide structure includes:
the backlight module comprises a light guide assembly, the light guide assembly comprises a first light guide plate and a second light guide plate connected with the first light guide plate, the first light guide plate is provided with at least three mounting holes at intervals, and each mounting hole contains at least one indicator light; and
the decorative strip assembly is provided with a holding groove for holding the light guide assembly, the second light guide plate is limited in the holding groove, light emitted by the indicator light is transmitted to the second light guide plate through the first light guide plate and is in the light emitting direction, the light is perpendicular to the light emitting direction, the length of the cross section of the second light guide plate is larger than that of the cross section of the first light guide plate, and therefore light transmitted by the second light guide plate is formed into gradually-changed light on the decorative strip assembly.
Preferably, the ornamental strip subassembly includes first ornamental strip and the second ornamental strip of being connected with first ornamental strip, first ornamental strip is equipped with the breach, second ornamental strip part covers the breach, the second ornamental strip with the inner wall of breach encloses to close and forms the holding tank, the second ornamental strip is equipped with the plane of reflection, the plane of reflection with the breach sets up relatively, the light that the pilot lamp sent passes through behind the leaded light subassembly, through the light that the breach spilt, the rethread the plane of reflection reflects extremely form the gradual change light on the first ornamental strip.
Preferably, the light guide assembly is provided with at least two first V-shaped grooves, an opening direction of each first V-shaped groove is arranged along a light emergent direction from the periphery of the first light guide plate, and each first V-shaped groove is arranged between the two mounting holes.
Preferably, at least two second V-shaped grooves are formed in the light guide assembly, the opening direction of each second V-shaped groove deviates from the light emitting direction from the periphery of the second light guide plate, and each second V-shaped groove is formed between the two mounting holes.
Preferably, the backlight module further comprises a light bar plate, at least three indicating lamps are arranged at intervals on the light bar plate, and each indicating lamp is accommodated in one mounting hole.
Preferably, the periphery of the light bar plate is convexly provided with at least one connecting plate, the connecting plate is elastically connected with the light bar plate, the connecting plate is provided with an indicator, when the connecting plate is bent, the first light guide plate is clamped between the light bar plate and the connecting plate, the indicator on the connecting plate is accommodated in a mounting hole, and the indicator on the light bar plate are oppositely arranged.
Preferably, the backlight module further comprises a reflector and a diffuser, the reflector is disposed on the surface of the light bar plate departing from the light guide assembly, and the diffuser is disposed on the surface of the light guide assembly departing from the light bar plate.
Preferably, the backlight module further comprises a brightness enhancement film, and the brightness enhancement film is arranged on the surface of the diffusion film, which is far away from the light guide assembly.
Preferably, the backlight module further includes a mirror film, and the mirror film is disposed on a surface of the brightness enhancement film deviating from the light guide component.
The invention also provides a display device which comprises the light guide structure.
According to the technical scheme, the backlight source module comprises the light guide assembly, the light guide assembly comprises the first light guide plate and the second light guide plate connected with the first light guide plate, the first light guide plate is provided with at least three mounting holes at intervals, each mounting hole is provided with at least one indicator light, the indicator lights are accommodated in the mounting holes, the indicator lights are prevented from being exposed out of the decorative strip assembly and not easy to damage, and the service life of the indicator lights is prolonged; in addition, the ornamental strip subassembly is equipped with the holding tank that holds leaded light subassembly, and the second light guide plate is spacing in the holding tank, and the light that the pilot lamp sent transmits to the second light guide plate through first light guide plate is the light-emitting direction, because at the perpendicular to in the light-emitting direction, the cross section length of second light guide plate is greater than the cross section length of first light guide plate, therefore the light that the pilot lamp sent transmits to the second light guide plate through first light guide plate when, light diverges to make the light that passes through the second light guide plate form the gradual change light on ornamental strip subassembly, improved the luminous stereovision of pilot lamp, satisfy different user demands.
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 the structures shown in the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a light guide structure according to an embodiment of the present invention;
FIG. 2 is an exploded view of the light guide structure of FIG. 1;
FIG. 3 is a schematic structural diagram of a backlight module according to an embodiment of the invention;
FIG. 4 is an exploded view of the backlight module shown in FIG. 3;
FIG. 5 is a schematic structural diagram of a light guide assembly according to an embodiment of the present invention;
FIG. 6 is a schematic structural diagram of a light guide assembly according to another embodiment of the present invention;
FIG. 7 is a schematic structural diagram of a light guide assembly according to another embodiment of the present invention;
fig. 8 is a schematic structural view of an embodiment of a light bar plate of the present invention.
The reference numbers illustrate:
the implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
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 a part of the embodiments of the present invention, and not all of the embodiments. 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 all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.
In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In addition, the descriptions related to "first", "second", etc. in the present invention are only for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
The invention provides a light guide structure which is mainly applied to a display device, and the display device can be any product or part with a display function, such as a liquid crystal panel, a mobile phone, a tablet personal computer, a television, a display, a notebook computer, a digital photo frame, a navigator and the like.
Referring to fig. 1 to 5, in an embodiment of the present invention, the light guide structure includes:
the backlight module 10 includes a light guide assembly 11, the light guide assembly 11 includes a first light guide plate 110 and a second light guide plate 111 connected to the first light guide plate 110, the first light guide plate 110 is provided with at least three mounting holes 110a at intervals, and each mounting hole 110a accommodates at least one indicator light 13; and
the decorative strip assembly 30, the decorative strip assembly 30 is equipped with and holds the holding tank 31 of leaded light subassembly 11, just second light guide plate 111 is spacing in holding tank 31, the light that pilot lamp 13 sent transmits to second light guide plate 111 through first light guide plate 110 is the light-emitting direction, the perpendicular to in the light-emitting direction, the cross section length of second light guide plate 111 is greater than the cross section length of first light guide plate 110, so that the process the light that second light guide plate 111 passes through is in form the gradual change light on the decorative strip assembly 30.
Specifically, the light guide assembly 11 includes a first light guide plate 110 and a second light guide plate 111 connected to the first light guide plate 110, in this embodiment, it is preferable that the first light guide plate 110 and the second light guide plate 111 are integrally formed, which is beneficial to the linear propagation of the light emitted by the indicator 13, the light emitted by the indicator 13 is transmitted to the second light guide plate 111 through the first light guide plate 110 as a light emitting direction (please refer to the direction indicated by the arrow in fig. 5), and in the direction perpendicular to the light emitting direction, the length of the cross section of the second light guide plate 111 is greater than the length of the cross section of the first light guide plate 110, when the indicator 13 on the first light guide plate 110 is turned on, the light emitted by the indicator 13 passes through the second light guide plate 111 through the first light guide plate 110, and the light viewed from the side.
Here, the first light guide plate 110 is provided with at least three mounting holes 110a at intervals, each mounting hole 110a accommodates at least one indicator 13, light emitted from the indicator 13 enters the first light guide plate 110 through the mounting hole 110a, since the trim strip assembly 30 is provided with a LOGO (not shown) and/or a key (not shown), the at least three mounting holes 110a are provided to indicate different working states of the display device according to brightness requirements, in this embodiment, it is preferable that the first light guide plate 110 is provided with three mounting holes 110a at intervals, one mounting hole 110a is disposed near the second light guide plate 111, the other two mounting holes 110a are disposed far from the second light guide plate 111, and the three mounting holes 110a are symmetrically disposed, for example, when the display device is a tv, when the tv is in a closed state, the three indicator lights 13 are controlled to be simultaneously turned on by an external remote controller, and currents of the three indicator lights 13 are gradually increased, the brightness is gradually increased, the brightness in the middle is strongest when the second light guide plate 111 is seen from the side surface, the brightness at the two ends is gradually reduced, after a certain brightness is reached, the television is in an open state, and at the moment, the brightness of the light seen on the decoration strip assembly 30 is brightest; when the television is stably turned on, only the indicator light of the middle mounting hole 110a is turned on, the indicator lights of the other two mounting holes 110a are turned off, the indicator light of the middle mounting hole 110a is turned on at the moment, and the side surface of the second light guide plate 111 sees gradually changed light; when the channel needs to be changed, the indicator light of the middle mounting hole 110a is controlled by the remote controller to flash once to indicate the normal state of the remote controller, and if the indicator light does not flash, the remote controller is not successful and needs to be reused.
It can be understood that the second light guide plate 111 is limited in the receiving groove 31, and by providing the protrusion 332 on the groove wall of the receiving groove 31, when the second light guide plate 111 is received in the receiving groove 31, the protrusion 332 abuts against the second light guide plate 111 to ensure that the second light guide plate 111 is mounted in place, and the second light guide plate 111 is limited in the receiving groove 31 of the trim strip assembly 30, so that light transmitted through the second light guide plate 111 forms gradually changed light on the trim strip assembly 30, thereby giving visual aesthetic feeling to people.
According to the technical scheme, the backlight module 10 and the decoration strip assembly 30 are matched, the backlight module 10 comprises the light guide assembly 11, the light guide assembly 11 comprises the first light guide plate 110 and the second light guide plate 111 connected with the first light guide plate 110, the first light guide plate 110 is provided with at least three mounting holes 110a at intervals, each mounting hole 110a is used for accommodating at least one indicator lamp 13, the indicator lamps 13 are accommodated in the mounting holes 110a, the indicator lamps 13 are prevented from being exposed out of the decoration strip assembly 30 and not easy to damage, and the service life of the indicator lamps 13 is prolonged; in addition, the trim strip assembly 30 is provided with a receiving groove 31 for receiving the light guide assembly 11, the second light guide plate 111 is limited in the receiving groove 31, light emitted by the indicator light 13 is transmitted to the second light guide plate 111 through the first light guide plate 110 to form a light emitting direction, and the length of the cross section of the second light guide plate 111 is greater than that of the cross section of the first light guide plate 110 in the light emitting direction, so that the light emitted by the indicator light 13 is diffused when being transmitted to the second light guide plate 111 through the first light guide plate 110, so that the light transmitted through the second light guide plate 111 forms gradually-changed light on the trim strip assembly 30, thereby improving the light emitting level of the indicator light 13 and meeting different user requirements.
Referring to fig. 1 and fig. 2 again, the trim strip assembly 30 includes a first trim strip 33 and a second trim strip 35 connected to the first trim strip 33, the first trim strip 33 is provided with a notch 331, the second trim strip 35 partially covers the notch 331, the second trim strip 35 and an inner wall of the notch 331 enclose to form the accommodating groove 31, the second trim strip 35 is provided with a reflecting surface 351, the reflecting surface 351 and the notch 331 are arranged opposite to each other, and light emitted by the indicator light 13 passes through the light guide assembly 11, leaks through the notch 331, and is reflected to the first trim strip 33 through the reflecting surface 351 to form a gradually changed light.
It is to be understood that, for convenience of installation, the trim strip assembly 30 includes a first trim strip 33 and a second trim strip 35, and the connection manner of the first trim strip 33 and the second trim strip 35 is preferably a detachable connection manner, such as a connection manner of screwing or clamping, and the like, and is not limited herein. First ornamental strip 33 is including being first curb plate (not shown) and second curb plate (not shown) that the contained angle is connected, first curb plate is equipped with breach 331, second ornamental strip 35 includes third curb plate and the plane of reflection 351 that is the contained angle and is connected with the third curb plate, third curb plate partial cover breach 331, the inner wall of third curb plate and breach 331 encloses and closes and form holding tank 31, plane of reflection 351 and breach 331 set up relatively, the light that second light guide plate 111 passed through breach 331 and passed through after plane of reflection 351 reflection, reflect the second curb plate with light, the second curb plate is equipped with LOGO and/or button, can see gradual change light.
Here, it should be noted that an included angle between the reflection surface 351 and the third side plate of the second trim strip 35 is an obtuse angle, and a surface of the reflection surface 351 facing the notch 331 is mirror-processed, so as to achieve a better mirror reflection effect.
Referring to fig. 6, the light guide assembly 11 is formed with at least two first V-shaped grooves 110b, an opening direction of each first V-shaped groove 110b is disposed along a light emitting direction from a periphery of the first light guide plate 110, and each first V-shaped groove 110b is disposed between two mounting holes 110 a.
In another embodiment of the present invention, the light guide assembly 11 is provided with the first V-shaped grooves 110b, the opening direction of each first V-shaped groove 110b is arranged along the light emitting direction from the periphery of the first light guide plate 110, the first light guide plate 110 is divided into several parts, so as to adjust the brightness of each part, it can be understood that the brightness is related to the area size of each part, in this embodiment, preferably, three mounting holes 110a are provided, two first V-shaped grooves 110b are provided, three mounting holes 110a are arranged at intervals, the division area corresponding to the middle mounting hole 110a is the largest, and in order to achieve uniform and gradually changed light, the two first V-shaped grooves 110b are symmetrically distributed, and the color of the indicator light 13 accommodated in each mounting hole 110a can be the same, can be different, and can be customized according to the user requirements. After the indicator lamps 13 are added into the middle mounting hole 110a, the gradual effect that the middle part is bright and the two sides are dark can be achieved, the indicator lamps 13 in the three mounting holes 110a are simultaneously bright, and the better breathing effect can be achieved by controlling the indicator lamps 13 on the left side and the right side to gradually become bright and then gradually become dark.
Referring to fig. 7, the light guide assembly 11 is formed with at least two second V-shaped grooves 111a, an opening direction of each second V-shaped groove 111a is disposed away from the light emitting direction from the periphery of the second light guide plate 111, and each second V-shaped groove 111a is disposed between two mounting holes 110 a.
In another embodiment of the present invention, the light guide assembly 11 is provided with the second V-shaped grooves 111a, an opening direction of each second V-shaped groove 111a is set away from the light emitting direction from the periphery of the second light guide plate 111, the light guide assembly 11 is divided into several parts, and the brightness of each part is different according to the difference of the divided areas, in this embodiment, preferably, three mounting holes 110a are provided, two second V-shaped grooves 111a are provided, the divided area of the middle mounting hole 110a is the largest, and the divided areas of the left and right mounting holes 110a are the same, so as to realize uniform gradual light.
Referring to fig. 3 and 4 again, the backlight module 10 further includes a light bar plate 15, the light bar plate 15 is provided with at least three indicating lamps 13 at intervals, and each indicating lamp 13 is accommodated in a mounting hole 110 a.
It can be understood that the light strip plate 15 is provided with at least three indicator lights 13 at intervals, and the brightness of each indicator light 13 is adjusted by receiving a control signal through the light strip plate 15. The light bar plate 15 is preferably a flexible circuit board, and may be pad-designed according to the mounting hole 110a of the first light guide plate 110, at least three indicator lights 13 are connected in parallel, and the color of each indicator light 13 may be customized as needed, which is not limited herein. The indicator light 13 is preferably an LED light bead.
Referring to fig. 8, at least one connection plate 151 is protruded from a periphery of the light bar plate 15, the connection plate 151 is elastically connected to the light bar plate 15, the connection plate 151 is provided with an indicator 13, when the connection plate 151 is bent, the first light guide plate 110 is clamped between the light bar plate 15 and the connection plate 151, the indicator 13 on the connection plate 151 is accommodated in an installation hole 110a, and the indicator 13 is disposed opposite to the indicator 13 on the light bar plate 15.
It can be understood that the connecting plate 151 is elastically connected with the light bar plate 15, the connecting plate 151 can be bent relative to the light bar plate 15, preferably, the indicator lights 13 on the connecting plate 151 are aligned with the middle mounting hole 110a, one indicator light 13 on the light bar plate 15 is accommodated in the middle mounting hole 110a, the indicator lights 13 on the connecting plate 151 are also accommodated in the middle mounting hole 110a, the two indicator lights 13 are arranged oppositely, the design can customize the light color of the middle mounting hole 110a, and is not limited by the color of the package of one indicator light 13, so that two-color or multi-color customization is realized, and the color selection is more flexible.
It should be noted that, because the first light guide plate 110 is sandwiched between the light bar plate 15 and the connecting plate 151, when the light guide assembly 11 is mounted in the receiving groove 31, in order to achieve the flat arrangement of the light guide assembly 11 and the first decorative strip 33 and facilitate gluing, the second decorative strip 35 is provided with a groove 352, so that part of the light guide assembly 11 is received in the groove 352, and the flat arrangement of the light guide assembly 11 and the first decorative strip 33 is ensured.
Referring to fig. 3 and 4 again, the backlight module 10 further includes a reflective sheet 17 and a diffusion sheet 18, the reflective sheet 17 is disposed on a surface of the light bar plate 15 facing away from the light guide assembly 11, and the diffusion sheet 18 is disposed on a surface of the light guide assembly 11 facing away from the light bar plate 15.
It can be understood that the reflector 17 is disposed on the surface of the light bar plate 15 facing away from the light guide assembly 11, the shape of the reflector 17 in this embodiment matches the peripheral shape of the light guide assembly 11, and the surface of the reflector 17 facing away from the light guide assembly 11 is provided with a light-proof material, such as a black film, so as to shade the back of the light guide assembly 11 and concentrate the light emitted by the indicator 13.
Furthermore, a diffusion sheet 18 is disposed on a surface of the light guide assembly 11 away from the light bar plate 15, the diffusion sheet 18 has a shape matching with the peripheral shape of the light guide assembly 11, and the diffusion sheet 18 is used for atomizing the light emitted from the indicator 13.
Further, the backlight module 10 further includes a brightness enhancement film 19, and the brightness enhancement film 19 is disposed on a surface of the diffusion film 18 away from the light guide assembly 11.
It can be understood that the brightness enhancement sheet 19 is disposed on the surface of the diffusion sheet 18 away from the light guide assembly 11, the shape of the brightness enhancement sheet 19 is matched with the peripheral shape of the light guide assembly 11, the brightness enhancement sheet 19 has various types, such as a 0 degree brightness enhancement sheet and a 90 degree brightness enhancement sheet, which can be selected more, and the brightness enhancement sheet 19 is used for condensing light emitted by the indicator light to realize a mirror surface effect.
Furthermore, the backlight module 10 further includes a mirror film 16, the mirror film 16 is disposed on the surface of the brightness enhancement film 19 away from the light guide assembly 11, and the shape of the mirror film 16 matches with the peripheral shape of the light guide assembly 11, so as to achieve a better mirror reflection effect.
The present invention further provides a display device, which includes a light guide structure, and the specific structure of the light guide structure refers to the above embodiments, and since the display device adopts all the technical solutions of all the above embodiments, the display device at least has all the beneficial effects brought by the technical solutions of the above embodiments, and details are not repeated herein.
Wherein, display device still includes face shell (not shown), and the face shell is equipped with and holds the chamber, and backlight module 10 holds in this chamber of holding, and ornamental strip subassembly 30 is connected with the face shell, realizes appearing gradually the visual effect of changing the light on the ornamental strip subassembly 30 through control pilot lamp 13.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (9)
1. The utility model provides a light guide structure, is applied to display device which characterized in that, light guide structure includes:
the backlight module comprises a light guide assembly, the light guide assembly comprises a first light guide plate and a second light guide plate connected with the first light guide plate, the first light guide plate is provided with at least three mounting holes at intervals, and each mounting hole contains at least one indicator light; and
the decorative strip assembly is provided with an accommodating groove for accommodating the light guide assembly, the second light guide plate is limited in the accommodating groove, light emitted by the indicator light is transmitted to the second light guide plate through the first light guide plate to form a light emitting direction, the light emitting direction is perpendicular to the light emitting direction, and the length of the cross section of the second light guide plate is larger than that of the cross section of the first light guide plate, so that the light transmitted through the second light guide plate forms gradually-changed light on the decorative strip assembly; the ornamental strip subassembly includes first ornamental strip and the second ornamental strip of being connected with first ornamental strip, first ornamental strip is equipped with the breach, second ornamental strip part covers the breach, the second ornamental strip with the inner wall of breach encloses to close and forms the holding tank, the second ornamental strip is equipped with the plane of reflection, the plane of reflection with the breach sets up relatively, the light that the pilot lamp sent passes through leaded light subassembly back, through the light that the breach spilt, the rethread the plane of reflection reflects extremely form the gradual change light on the first ornamental strip.
2. The light guide structure of claim 1, wherein the light guide assembly has at least two first V-shaped grooves, each first V-shaped groove has an opening oriented along a light exit direction from a periphery of the first light guide plate, and each first V-shaped groove is disposed between two mounting holes.
3. The light guide structure according to claim 1, wherein the light guide assembly has at least two second V-shaped grooves, an opening direction of each second V-shaped groove is away from a light exit direction from a periphery of the second light guide plate, and each second V-shaped groove is disposed between two mounting holes.
4. The light guide structure of any one of claims 1 to 3, wherein the backlight module further comprises a strip light plate, the strip light plate is provided with at least three indicator lights at intervals, and each indicator light is accommodated in a mounting hole.
5. The light guide structure of claim 4, wherein the light bar plate has at least one connection plate protruding from a periphery thereof, the connection plate is elastically connected to the light bar plate, the connection plate has an indicator, when the connection plate is bent, the first light guide plate is sandwiched between the light bar plate and the connection plate, the indicator on the connection plate is received in a mounting hole, and the indicator is disposed opposite to the indicator on the light bar plate.
6. The light guide structure of claim 4, wherein the backlight module further comprises a reflector and a diffuser, the reflector is disposed on a surface of the light bar plate facing away from the light guide assembly, and the diffuser is disposed on a surface of the light guide assembly facing away from the light bar plate.
7. The light guide structure of claim 6, wherein the backlight module further comprises a brightness enhancement film disposed on a surface of the diffuser film facing away from the light guide assembly.
8. The light guide structure of claim 7, wherein the backlight module further comprises a mirror film disposed on a surface of the brightness enhancement film facing away from the light guide assembly.
9. A display device, characterized in that the display device comprises the light guiding structure according to any one of claims 1 to 8.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810076552.9A CN108227070B (en) | 2018-01-25 | 2018-01-25 | Light guide structure and display device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810076552.9A CN108227070B (en) | 2018-01-25 | 2018-01-25 | Light guide structure and display device |
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| Publication Number | Publication Date |
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| CN108227070A CN108227070A (en) | 2018-06-29 |
| CN108227070B true CN108227070B (en) | 2020-03-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810076552.9A Active CN108227070B (en) | 2018-01-25 | 2018-01-25 | Light guide structure and display device |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108594537A (en) * | 2018-07-03 | 2018-09-28 | 深圳创维－Rgb电子有限公司 | A kind of backlight and display device |
| CN111998265B (en) * | 2020-09-07 | 2023-04-07 | 矩网科技有限公司 | Light guide system of state display lamp area |
| CN112163438B (en) * | 2020-09-16 | 2022-03-18 | 珠海格力电器股份有限公司 | Light guide column structure and ring type scanner |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1936627A (en) * | 2002-08-30 | 2007-03-28 | 夏普株式会社 | Lighting unit and display device |
| CN201657169U (en) * | 2010-04-14 | 2010-11-24 | 四川长虹电器股份有限公司 | Optical guide plate used for television set |
| EP2592333A2 (en) * | 2011-11-08 | 2013-05-15 | Zizala Lichtsysteme GmbH | Light guide for a vehicle headlamp |
| CN103791319A (en) * | 2012-10-29 | 2014-05-14 | 纬创资通股份有限公司 | Light emitting device with halation effect |
| CN106545813A (en) * | 2017-01-16 | 2017-03-29 | 福州丹诺西诚电子科技有限公司 | A kind of ring-type halation light fixture |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2711749A4 (en) * | 2011-05-20 | 2015-03-04 | Yamaha Corp | Light guide |
-
2018
- 2018-01-25 CN CN201810076552.9A patent/CN108227070B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1936627A (en) * | 2002-08-30 | 2007-03-28 | 夏普株式会社 | Lighting unit and display device |
| CN201657169U (en) * | 2010-04-14 | 2010-11-24 | 四川长虹电器股份有限公司 | Optical guide plate used for television set |
| EP2592333A2 (en) * | 2011-11-08 | 2013-05-15 | Zizala Lichtsysteme GmbH | Light guide for a vehicle headlamp |
| CN103791319A (en) * | 2012-10-29 | 2014-05-14 | 纬创资通股份有限公司 | Light emitting device with halation effect |
| CN106545813A (en) * | 2017-01-16 | 2017-03-29 | 福州丹诺西诚电子科技有限公司 | A kind of ring-type halation light fixture |
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| Publication number | Publication date |
|---|---|
| CN108227070A (en) | 2018-06-29 |
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