CN206946144U - Display device and television receiver - Google Patents

Display device and television receiver Download PDF

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Publication number
CN206946144U
CN206946144U CN201590000941.3U CN201590000941U CN206946144U CN 206946144 U CN206946144 U CN 206946144U CN 201590000941 U CN201590000941 U CN 201590000941U CN 206946144 U CN206946144 U CN 206946144U
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CN
China
Prior art keywords
back cabinet
led
baseplate
light source
liquid crystal
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201590000941.3U
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Chinese (zh)
Inventor
丰田友博
本间健也
小方善贵
宫田英树
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Sharp Corp
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Sharp Corp
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Filing date
Publication date
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Publication of CN206946144U publication Critical patent/CN206946144U/en
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Classifications

    • 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
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/64—Constructional details of receivers, e.g. cabinets or dust covers

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  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Liquid Crystal (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Optics & Photonics (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)

Abstract

The utility model is a kind of display device and the television receiver for possessing the display device, this display device possesses and has liquid crystal panel (15), back cabinet (24) and LED-baseplate (22), and liquid crystal panel (15) is bent in a manner of drawing arc；The arc is orthogonal to the short side direction of liquid crystal panel (15)；LED-baseplate (22), LED-baseplate (22) long side direction towards liquid crystal panel (15) short side direction state, the long side directions of liquid crystal panel (15) is juxtaposed in a manner of the face of back cabinet (24) side along liquid crystal panel (15).

Description

Display device and television receiver
Technical field
It the utility model is related to display device and possess the television receiver of the display device.
Background technology
In recent years, the display device (patent document 1~3) of Persisting exploitation curved surface liquid crystal panel.
In described display device, in order to the uniform irradiation backlight of liquid crystal panel, it is necessary to along liquid crystal panel The back side configures the light source of backlight.Therefore, the display device described in patent document 1~3 is by backlight substrate fluid,matching Crystal panel and bend.
Prior art literature
Patent document
Patent document 1：Japanese Unexamined Patent Publication " JP 2007-171681 publications (on July 5th, 2007 is open) "
Patent document 2：Japanese Unexamined Patent Publication " JP 2008-304535 publications (on December 18th, 2008 public affairs Open)
Patent document 3：Japanese Unexamined Patent Publication " JP 2009-93000 publications (on April 30th, 2009 is open) "
The content of the invention
The invention problem to be solved
For inventor in order to reduce the manufacturing cost of display device, the backlight light source of multiple light sources will be arranged by examining Substrate, it is directly mounted to the structure of back cabinet.
Such structure is used in the display device of curved face display panel, the problem of following can be produced.
In other words, in order to configure the light source of backlight along the back side of display panel, by the light source base of backlight Plate such as prior art coordinates the situation that display panel is bent, except that can apply stress in light source substrate, it is also desirable to for curved The processing cost of bent light source substrate.
In addition, in the display device that back cabinet is bending, in order to which the light source substrate of backlight is mounted directly In back cabinet, the situation of the light source substrate is bent, can also produce the problem of identical.
The utility model be in view of it is described previously the problem of point and complete, main purpose is to provide following technologies, that is, For among display panel and back cabinet at least one is bending display device in, by the light source substrate of backlight not Bent and be arranged on back cabinet, and the technology configured along the back side of display panel.
For solving the scheme of problem
In order to solve the problem, it is related to the display panel of the form of the utility model one；Back cabinet；And multiple light sources base Plate, it is installed on the face of the display panel side of the back cabinet；It is at least one to draw arc in the display panel and the back cabinet Mode is bent；The arc is orthogonal to the short side direction of the display panel；In each light source substrate, along the long side direction of the light source substrate Arrange multiple light sources；The plurality of light source substrate, each light source substrate long side direction towards the display panel short side direction State, the long side direction of the display panel is juxtaposed in a manner of the face along the back cabinet side of the display panel.
Invention effect
According to a form of the present utility model because the long side direction of light source substrate be directed towards it is orthogonal relative to bending direction Direction, it is possible to light source substrate is arranged on back cabinet without bending, and matched somebody with somebody along the back side of display panel Put.
Brief description of the drawings
Fig. 1 is the brief configuration signal for representing to be related to the display device of the embodiment of the utility model one in a schematic way Figure.(a) it is the positive plan that represents display device；(b) be display device profile, represent vertical liquid crystal panel it is short The section of edge direction；(c) be display device profile, represent vertical liquid crystal panel long side direction section；(d) it is to represent The plan at the back side of display device.
Fig. 2 is the stereogram for representing the structure of light source substrate and heat sink in the embodiment of the utility model one.
Fig. 3 be represent in the embodiment of the utility model one with respect to back cabinet light source substrate allocation position solid Figure.
Fig. 4 is represented in the embodiment of the utility model one with respect to the light source substrate of back cabinet and the allocation position of heat sink Profile.
Fig. 5 is represented in the embodiment of the utility model one with respect to the light source substrate of back cabinet and the installation method of heat sink Stereogram.
Fig. 6 is to represent the machine for being used to install light source substrate and heat sink in the embodiment of the utility model one on back cabinet The stereogram of structure.
Fig. 7 is to represent the machine for being used to install light source substrate and heat sink in the embodiment of the utility model one on back cabinet The stereogram of structure and heat sink.
Fig. 8 is the stereogram for representing the structure of light source substrate and heat sink in the embodiment of the utility model one.
Fig. 9 is represented in the embodiment of the utility model one with respect to the light source substrate of back cabinet and the allocation position of heat sink Profile.
Figure 10 is represented in the embodiment of the utility model one with respect to the light source substrate of back cabinet and the installation side of heat sink The stereogram of method.
Figure 11 be represent in the embodiment of the utility model one on back cabinet be used for light source substrate and heat sink are installed The stereogram of mechanism.
Figure 12 be represent in the embodiment of the utility model one on back cabinet be used for light source substrate and heat sink are installed The stereogram of mechanism and heat sink.
Embodiment
[first embodiment]
For being related to an embodiment (first embodiment) of the present utility model, explained with reference to figure 1-9.It is related to this reality Although the display device 1 for applying mode is not limited to this, such as can be television receiver.In addition, the following description is in order to implement The preferable various limitations of the utility model addition, but technical scope of the present utility model is not limited to following embodiment and attached The record of figure.
In addition, the side that display picture in display device 1 be present is referred to as front, its opposite side is referred to as the back side.It is in addition, aobvious Horizontal direction when showing device 1 is seen from front is referred to as horizontal direction, vertical direction letter when display device 1 is seen from front Referred to as vertical direction.In addition, the long side direction of liquid crystal panel 15 refers to the long side direction of the display picture of liquid crystal panel 15, this is aobvious It is the situation of rectangle to show picture, refers to the direction parallel with the long side of the display picture.In addition, the short side direction of liquid crystal panel 15 Refer to the short side direction of the display picture of liquid crystal panel 15, the display picture is the situation of rectangle, is referred to and the display picture The parallel direction of short side.In present embodiment, the long side direction parallel, horizontal direction of liquid crystal panel (display panel) 15, liquid crystal surface The short side direction parallel vertical direction of plate 15, but the utility model is not limited to this, and the long side direction of liquid crystal panel 15 can not With horizontal direction parallel, the short side direction of liquid crystal panel 15 can not be parallel to the vertical direction.
In addition, the display device 1 of present embodiment is liquid crystal display device.
(structure of display device)
Fig. 1 is the schematic diagram for the brief configuration for representing display device 1 in a schematic way, and (a) is to represent display device just The plan in face；(b) be display device profile, represent vertical liquid crystal panel short side direction section；(c) it is display dress The profile put, represent the section of the long side direction of vertical liquid crystal panel；(d) be the back side for representing display device plan.
As shown in figure 1, display device 1 includes：Front housing 10, liquid crystal panel (display panel) 15, LED-baseplate (light source base Plate) 22, radiator (heat sink) 23 and back cabinet 24.
Front housing 10 is mainly the housing for surrounding liquid crystal panel 15.Back cabinet 24 is mainly to cover the back side of display device 1 Housing.Front housing 10 and back cabinet 24 are mainly formed for example, by jetting forming articles such as plastic cement.
As liquid crystal panel 15, the liquid crystal display panel (LCD) of such as known way, particularly suitable transmission-type can be used Or semitransmissive liquid crystal display panel.In addition, liquid crystal panel 15 is bent in a manner of drawing arc, the arc is orthogonal to liquid crystal panel 15 Short side direction.In other words, present embodiment is that liquid crystal panel 15 is bent in a manner of drawing arc in the horizontal direction.So bend Liquid crystal panel, as patent document 1-3 show prior art.
In addition, the face of the side of back cabinet 24 of liquid crystal panel 15 for the optical property expected, can be laminated diffusion sheet, The arbitrary optical sheet such as prismatic lens, micro-lens sheet.In addition, it is not particularly limited number and the combination of optical sheet.Liquid crystal panel 15 and Optical sheet can be for example, by frame (not shown) (bezel), P bases (chassis) (center base), microcellular polymeric material Material (PORON) (fender), clip (to maintain the support column at the interval of optical sheet and LED-baseplate 22) etc. are supported.
(LED-baseplate and radiator)
Then LED-baseplate 22 and radiator 23 are described in detail.Fig. 2 be represent present embodiment LED-baseplate 22 and with LED bases The stereogram of the brief configuration for the radiator 23 that plate 22 combines.
LED-baseplate 22 not uses backlight chassis, but the liquid crystal panel of back cabinet 24 is installed on by radiator 23 The face of 15 sides.Therefore, can be realized with a small amount of number of parts and cost light source substrate radiating and light source substrate toward back cabinet Installation.Furthermore, it is possible to simplify number of assembling steps.Particularly, if being incorporated into the shape of each radiator 23 of each LED-baseplate 22 each other It is identical, then it can further reduce cost.
LED-baseplate 22 is tabular, has rectangular shape.It is being phase with the side of back cabinet 24 in addition, in LED-baseplate 22 The face tossed about, long side direction Y arrangement (side by side configuration) of multiple LED elements (light source) 220 along LED-baseplate 22.Like this, exist LED-baseplate 22 is provided with multiple LED elements 220, by using LED-baseplate 22, can simply match somebody with somebody multiple LED elements 220 Put in display device 1.
In addition, though it is not illustrated, it can also be provided for being electrically connected in the long side direction Y of LED-baseplate 22 one end It is connected to the connector of the main circuit of display device.In addition, in this case, it can also be provided for connecting this in LED-baseplate 22 Connect the circuit (not shown) that device electrically connects with each LED element 220.
Also, as shown in figure 3, the LED-baseplate 22 by arranging multiple row in back cabinet 24, can obtain being suitable as liquid crystal The planar light source of backlight sources of display device.
In addition, present embodiment is so that using LED element, son illustrates in case of light source, but the utility model is not This is defined in, for example, for light source, the structure using the light source beyond the LED elements such as fluorescent lamp can also be used.
In addition, be not particularly limited LED-baseplate 22 number and configuration each LED-baseplate 22 number of light sources.
Radiator 23 includes：It is incorporated in the bottom surface sections 23a at the back side (face of the side of back cabinet 24) of LED-baseplate 22；And from Bottom surface sections 23a short side direction X both ends are bent to a pair of side surface parts 23b and 23c of the side of back cabinet 24.Such radiator 23a, for example, can simply by bending piece of metal plate shape into.Moreover it is preferred that bottom surface sections 23a and side surface part 23b or bottom surface sections 23a and side surface part 23c angle is 90 degree or so.
Like this, by using the radiator 23 formed by bottom surface sections 23a and side surface part 23b and 23c, can use simple Structure lifting LED-baseplate 22 radiating efficiency, suppress LED-baseplate 22 bending.In other words, by including from bottom surface sections 23a short side direction X both ends are bent to a pair of side surface parts 23b and 23c of the side of back cabinet 24, and (i) is because increase radiator 23 Surface area, can be lifted toward the radiating effect in air, it is possible to improve be incorporated in radiator 23 LED-baseplate 22 dissipate The thermal efficiency, and (ii) because the rigidity of radiator 23 can be improved, it is possible to suppress to be incorporated in the LED-baseplate of radiator 23 22 bending.Therefore, in the case that LED-baseplate 22 is arranged on into back cabinet 24, LED-baseplate 22 can also be substantially ensured that Radiating efficiency and suppress LED-baseplate 22 bending.In addition, also there is the effect of the intensity of reinforcement back cabinet 24.Furthermore, it is possible to Radiator 23 is formed into light-weighted structure.
In addition, present embodiment, although after both ends of the radiator 23 including the short side direction X from bottom surface sections 23a are bent to A pair of side surface parts 23b and 23c of the side of casing 24, as long as heat sink of the present utility model includes the short side direction X from bottom surface sections At least one end be bent to the side surface part of back cabinet side.
In more detail, it is related to the side surface part 23b and 23c of the radiator 23 of present embodiment short side direction Z length It is mutually the same, the section orthogonal with long side direction Y about slightly U-shaped (the namely "U" font of Japanese).
In addition, side surface part 23b and 23c front end (end of bottom surface sections 23a opposite side in short side direction Z) formed with By the hook structure fixed for the pawl 244 by being set in back cabinet 24 described later.
Radiator 23 is preferably formed by metal etc., thermal diffusivity material high compared with LED-baseplate 22.Therefore, may be used More to lift the radiating efficiency of LED-baseplate 22.Such as, however it is not limited to this, radiator 23 can be formed by SPTE.
In addition, bottom surface sections 23a, side surface part 23b and side surface part 23c need not be plane, part or all can also be Curved surface.
As long as radiator 23 and LED-baseplate 22 combine in thermo-conducting manner.For example, being not limited to this, radiate Device 23 and LED-baseplate 22 can be combined by heat transfer two-sided tape.
In addition, radiator 23 is situation about being made up of the conductor of such as metal, the earthing potential portion of LED-baseplate 22 and radiating Device 23 can be electrical connection.Therefore, can be using the radiator 23 that conductor is formed as the grounding path for LED-baseplate 22, can To avoid the radiator 23 of conductor formation in bad influence caused by electrically floating situation.
In addition, it can be provided for avoiding the otch or opening of the interference of miscellaneous part in LED-baseplate 22 and radiator 23 Portion.In the structure that LED-baseplate 22 and radiator 23 can be provided for fixing toward back cabinet 24 (for example, for chimeric pawl, cutting Mouthful etc.).
The light launched from LED element 220 is reflexed in addition, can also be set between LED element 220 and LED-baseplate 22 The reflecting plate of the side of liquid crystal panel 15.Although reflecting plate is not necessary, photograph can effectively be utilized by using reflecting plate The light of LED-baseplate 22 or the side of back cabinet 24 is incident upon, increases the light quantity projected to liquid crystal panel 15.Reflecting plate is by such as foaming PET The polyester of representatives such as (Polyethylene Terephthalate) is formed, and can have the reflection characteristic of light.In addition, reflecting plate Can also be incident light normal reflection plate, more preferably diffusing reflection plate.
(installation of LED-baseplate and radiator toward back cabinet)
Fig. 3 is the stereogram of the allocation position for the LED-baseplate 22 for representing relative back cabinet 24.As shown in figure 3, LED-baseplate 22 be the state of short side directions of the long side direction Y of each LED-baseplate 22 towards liquid crystal panel 15, is disposed in parallel in liquid crystal panel 15 Long side direction.
In addition, Fig. 4 is to represent profile of the present embodiment with respect to the allocation position of the LED-baseplate 22 of back cabinet 24, table Show the section of the orthogonal short side direction in liquid crystal panel 15.LED-baseplate 22 with along the back side of liquid crystal panel 15 (side of back cabinet 24 Face) mode configure.
Like this, multiple LED-baseplates 22 are the long side direction Y of each LED-baseplate 22 towards the short side direction of liquid crystal panel 15 State, the long side direction of liquid crystal panel 15 is disposed in parallel in a manner of along the back side of liquid crystal panel 15.Can be by multiple LED Substrate 22, in the state of short side directions of the long side direction Y towards liquid crystal panel 15 of each LED-baseplate 22, by being disposed in parallel in The long side direction of liquid crystal panel 15, form the planar light source for being suitable for that backlight is irradiated to liquid crystal panel 15.Particularly because LED-baseplate 22 configures in a manner of along the back side of liquid crystal panel 15, can uniformly irradiate backlight for liquid crystal panel 15.And And because the orthogonal direction of the bending direction (arc) of long side direction Y towards the relative liquid crystal panel 15 of LED-baseplate 22, i.e., Make to configure LED-baseplate 22 in a manner of along the back side of liquid crystal panel 15, also do not need to bend LED-baseplate 22.Therefore, do not have Apply stress in LED-baseplate 22, also without the processing cost needed for bending LED-baseplate 22.
Herein, present embodiment is because be with along the back side of the liquid crystal panel 15 (side of back cabinet 24 by each LED-baseplate 22 Face) mode configure, as shown in figure 4, setting projection seat (lug boss) 243 in back cabinet 24.
Projection seat 243 possesses pawl 244, passes through the side surface part 23b and 23c of the fixed heat sink 23 of pawl 244 front end.In addition, can To be fixed on the LED-baseplate 22 of projection seat 243 by the height for adjusting projection seat 243 (with a distance from the bottom surface of back cabinet 24), adjustment Highly.
In this way, use the situation of the mutually the same radiator 23 of side surface part 23b and 23c short side direction Z width, (i) In back cabinet 24, the projection seat 243 of the height of the LED-baseplate 22 of bottom surface for adjusting relative back cabinet 24 is formed, (ii) can be with Pass through the height of the LED-baseplate 22 of the bottom surface that in projection seat 243 affixed side face 23b and 23c, is easily adjusted relative back cabinet 24. In this way, can be with easier by LED-baseplate 22, as shown in figure 4, being configured in a manner of along the back side of liquid crystal panel 15.
As long as in the way of the height of each projection seat 243 configures LED-baseplate 22 in a manner of along the back side of liquid crystal panel 15 It is adjusted, for example, positioned at the convex of the position at the center for more deviateing left and right directions when can back cabinet 24 be seen from front Seat 243, the mode that height becomes higher are adjusted.
In addition, as shown in figure 4, the gradient in the face of fixed heat sink 23 is with along liquid crystal surface preferably in projection seat 243 The mode at the back side of plate 15 is set.
In addition, projection seat 243 can be arranged on the underface of LED-baseplate 22 across the total length of LED-baseplate 22, can also be only It is arranged on the underface of multiple local (such as the long side direction Y of LED-baseplate 22 both ends and the central portions) of LED-baseplate 22. Thus same effect can also be obtained.In addition, even if being not provided with the position of projection seat 243, LED-baseplate 22 can also be pacified It is filled to back cabinet 24.
In addition, the mechanism that projection seat 243 is used for fixed heat sink 23 is not limited to pawl 244, can also be taken with other structures For pawl 244.
Then, in the present embodiment relative to the LED-baseplate 22 of back cabinet 24 and the installation method of radiator 23, It is described in detail with reference to figure 5, Fig. 6 and Fig. 7.Below, for the purpose of simplifying the description, projection seat 243 is omitted to explain.Fig. 5 is to represent this In embodiment with respect to back cabinet 24 LED-baseplate 22 and radiator 23 installation method stereogram.Fig. 6 is to represent back cabinet The stereogram for being used for LED-baseplate 22 and the mechanism of radiator 23 on 24.Fig. 7 is to represent to be used for LED-baseplate on back cabinet 24 22 and the mechanism of radiator 23 and the stereogram of radiator 23.In addition, Fig. 7 is for the purpose of simplifying the description, LED-baseplate 22 is omitted.
As shown in fig. 6, pawl 244 is formed in orbital fashion in back cabinet 24.Also, as shown in fig. 7, side surface part 23b and Radiator 23 is inserted between pawl 244 and pawl 244 by 23c front end in order to hook pawl 244, by along the formation side of pawl 244 To slip, as shown in figure 5, radiator 23 can be attached into back cabinet 24.
Moreover it is preferred that when back cabinet 24 sets radiator 23 sliding into precalculated position fixed heat sink 23 knot Structure.For example, otch can be set in LED-baseplate 22 or radiator 23, back cabinet 24 set radiator 23 is slid into it is predetermined The projection of the otch is embedded in during position.
In addition, be an example relative to the LED-baseplate 22 of the back cabinet 24 and the installation method of radiator 23, as long as LED-baseplate 22 can be fixed to the mode of back cabinet 24, appropriate change can be done.
Display device 1 can also possess other not shown cosmetic sheets (decoration sheet), lamp, remote control electricity Road, keep tool, chassis, support, main circuit, power circuit, stand, auxiliary circuit, button, loudspeaker, upper lid, bottom etc..
[second embodiment]
Explained below for other embodiment of the present utility model (second embodiment).In addition, the second embodiment party Formula and first embodiment are in the structure of radiator 23, and the structure of the fixation for radiator 23 on back cabinet 24 is difference 's.Explained below only for the part different from first embodiment, omit and say with first embodiment identical part It is bright.
Fig. 8 is the simple structure for the radiator 23 for representing LED-baseplate 22 in present embodiment and being bound to LED-baseplate 22 Stereogram.As shown in figure 8, being related to the radiator 23 of present embodiment, short side direction Z length is the side surface part (side of a side Portion 23b) it is longer than the side surface part (side surface part 23c) of the opposing party, section about slightly " J " font orthogonal with long side direction Y is (namely " つ " font of Japanese).
It is used in addition, being formed in side surface part 23c front end (in the end of short side direction Z bottom surface sections 23a opposite side) It is fixed on the hook structure for the pawl 241 for being arranged at back cabinet 24 described later.
Fig. 9 be in present embodiment with respect to back cabinet 24 LED-baseplate 22 allocation position profile, represent to be orthogonal to The section of the short side direction of liquid crystal panel 15.LED-baseplate 22 is with along the side in the back side of liquid crystal panel 15 (face of the side of back cabinet 24) Formula configures.
In this way, in the present embodiment, multiple LED-baseplates 22 each LED-baseplate 22 long side direction Y towards liquid crystal panel The state of 15 short side direction, the long side direction of liquid crystal panel 15 is disposed in parallel in a manner of along the back side of liquid crystal panel 15. It can lead to by multiple LED-baseplates 22 in the state of short side directions of the long side direction Y towards liquid crystal panel 15 of each LED-baseplate 22 The long side direction for being disposed in parallel in liquid crystal panel 15 is crossed, forms the planar light for being suitable for that backlight is irradiated to liquid crystal panel 15 Source.Particularly because LED-baseplate 22 is configured in a manner of along the back side of liquid crystal panel 15, it is possible to liquid crystal panel 15 Uniform irradiation backlight.Also, because the long side direction Y directions of LED-baseplate 22 are relative to the bending direction of liquid crystal panel 15 The orthogonal direction of (arc), so even if LED-baseplate 22 is configured in a manner of along the back side of liquid crystal panel 15, it is also curved without needing Bent LED-baseplate 22.Therefore, stress is not applied in LED-baseplate 22, without needing to be used to bend being processed into for LED-baseplate 22 yet This.
Herein, present embodiment be in order to by each LED-baseplate 22 with along the back side of the liquid crystal panel 15 (side of back cabinet 24 Face) mode configure, as shown in figure 9, setting pawl 241 and slit (groove portion) 242 in back cabinet 24.
Pawl 241, the side surface part 23c of fixed heat sink 23 front end can be passed through.In addition, insert radiator in slit 242 23 side surface part 23b, affixed side face 23b.Herein, the height of LED-baseplate 22 can be adjusted by adjusting the depth of slit 242 Degree is (with a distance from the bottom surface of back cabinet 24).If in addition, coordinate the height of adjustment pawl 241, adjustment LED-baseplate 22 that can be more accurate Height and gradient.
Like this, the width using side surface part 23b short side direction Z short side direction Z of the width than side surface part 23c is wide The situation of radiator 23, side surface part 23b can be inserted in back cabinet 24, be used to adjust the narrow of the height of LED-baseplate 22 by being formed Seam 242, it is easily adjusted the height of the LED-baseplate 22 of the relative bottom surface of back cabinet 24.Therefore, can with easier by LED-baseplate 22, As shown in figure 9, configured in a manner of along the back side of liquid crystal panel 15.
The depth of each slit 242, as long as being adjusted in the way of LED-baseplate 22 is configured in a manner of along the back side of liquid crystal panel 15 It is whole, for example, the depth of slit 242 for the center for more deviateing left and right directions when can back cabinet 24 be seen from front becomes more Shallow mode adjusts.
In addition, the height by adjusting pawl 241, as shown in figure 9, preferably in a manner of along the back side of liquid crystal panel 15 Adjust the gradient of LED-baseplate 22.
Moreover it is preferred that total length of the slit 242 across LED-baseplate 22, the underface of LED-baseplate 22 is arranged on.One side Face, on pawl 241, multiple places of LED-baseplate 22 can be provided only on (for example, the long side direction Y of LED-baseplate 22 both ends Portion and central portion) underface.Thus same effect can also be obtained.
In addition, back cabinet 24 is not limited to pawl 241 for affixed side face 23c mechanism, other structures can also be used Substitute pawl 241.
Then, on, with respect to the LED-baseplate 22 of back cabinet 24 and the installation method of radiator 23, being referred in present embodiment Figure 10, Figure 11 and Figure 12 are described in detail.Figure 10 be represent in present embodiment with respect to back cabinet 24 LED-baseplate 22 and dissipate The stereogram of the installation method of hot device 23.Figure 11 be represent on back cabinet 24 be used for LED-baseplate 22 and radiator 23 are installed The stereogram of mechanism.Figure 12 be represent on back cabinet 24 be used for LED-baseplate 22 and the mechanism and radiator of radiator 23 are installed 23 stereogram.In addition, for the purpose of simplifying the description, omit LED-baseplate 22.
As shown in figure 11, pawl 241 and slit 242 are formed in back cabinet 24 by along in a manner of mutual.Also, such as Figure 12 institutes Show, to insert side surface part 23b in slit 242, the mode of side surface part 23c front ends is caught in pawl 241, is inserted in pawl 241 and slit 242 Enter radiator 23, by being slided along the formation direction of pawl 241 and slit 242, as shown in Figure 10, radiator 23 can be installed To back cabinet 24.
Moreover it is preferred that the fixed heat sink 23 when the setting of back cabinet 24 makes radiator 23 slide into predetermined position Structure.For example, setting otch in LED-baseplate 22 or radiator 23, it can slide into radiator 23 in the setting of back cabinet 24 pre- The projection of the otch is fitted together to during fixed position.
Relative to the LED-baseplate 22 of back cabinet 24 and the installation method of radiator 23 it is an example in addition, described, as long as LED-baseplate 22 can be fixed to the mode of back cabinet 24, appropriate change can be done.
[the 3rd embodiment]
Explained below for other embodiment of the present utility model (the 3rd embodiment).
The back cabinet 24 of first embodiment and second embodiment (face of the side of liquid crystal panel 15) is although be planar shaped Shape, the mode that back cabinet 24 (face of the side of liquid crystal panel 15) can draw arc are bent, the orthogonal short side in liquid crystal panel 15 of the arc Direction.Even in such structure, preferably by multiple LED-baseplates 22, each LED-baseplate 22 long side direction Y towards liquid The state of the short side direction of crystal panel 15, the long side of liquid crystal panel 15 is disposed in parallel in a manner of along the back side of liquid crystal panel 15 Direction.Consequently, because orthogonal directions of the long side direction Y of LED-baseplate 22 towards the bending direction of relative back cabinet 24, so can With by LED-baseplate 22 without bending, installed in back cabinet 24.Furthermore, it is possible to by by LED-baseplate 22 with along liquid crystal panel The mode at 15 back sides configures, and uniformly irradiates backlight to liquid crystal panel 15.Toward the installation method of the back cabinet 24 of LED-baseplate 22 And the method for adjusting height of LED-baseplate 22 can be carried out for example with first embodiment or second embodiment identical mode.
As above, one of liquid crystal panel 15 and back cabinet 24 of the present utility model are bent in a manner of drawing arc, the arc The orthogonal situation in the short side direction of liquid crystal panel 15 can be suitable for.
[summary]
It is related to the display device (1) of the utility model first method, including:Display panel (liquid crystal panel 15)；Back cabinet (24)；And multiple light sources substrate (LED-baseplate 22), it is installed on the face of the display panel side of the back cabinet；The display panel And at least one in the back cabinet is bent in a manner of drawing arc；The arc is orthogonal to the short side direction of the display panel；In each light Source substrate, multiple light sources (LED element 220) are arranged along the long side direction (Y) of the light source substrate；The plurality of light source substrate, The long side direction of each light source substrate towards the short side direction of the display panel state, in a manner of along the display panel back side It is juxtaposed on the long side direction of the display panel.
, can because the long side direction of light source substrate is towards the orthogonal direction in local inclination direction according to the structure Not bend light source substrate, configured installed in back cabinet and in a manner of along the display panel back side.
It is related to the display device of the utility model second method, can be in first method, heat sink (radiator 23) point The face of the back cabinet side of each light source substrate is not incorporated in, and each light source substrate is installed in the rear machine by the heat sink Shell.
According to described structure, because light source substrate is attached to back cabinet by heat sink, it is possible to a small number of parts Number and cost realize the radiating of light source substrate and the installation of the back cabinet toward light source substrate.
It is related to the display device of the utility model Third Way, in the second method, the heat sink includes：With it is described The bottom surface sections (23a) that light source substrate combines；And at least one end of the short side direction (X) from the bottom surface sections be bent to it is described after The side surface part (23b, 23c) of casing side.
According to described structure, pass through at least one end of the heat sink with the short side direction by bottom surface sections and from bottom surface sections The structure that the side surface part of bending is formed, (i) increase the surface area of heat sink, and raising is incorporated in dissipating for the light source substrate of heat sink The thermal efficiency, and (ii) can improve the rigidity of heat sink, suppress to be incorporated in the curved of the light source substrate of heat sink with simple structure It is bent.
It is related to the display device of the fourth way of this hair utility model, in the Third Way, the side surface part is from institute The both ends for stating the short side direction of bottom surface sections are bent to a pair of side surface parts of the back cabinet side；A pair of side surface parts are in short side direction (Z) width is mutually the same；Casing in the rear, formed with the pair of side surface part of fixation and to adjust relatively described rear machine The lug boss (projection seat 243) of the height of the light source substrate of the bottom surface of shell.
, can be by by the heat sink with the mutually the same side surface part of the width in short side direction according to described structure The lug boss of back cabinet is fixed to, is easily adjusted the height of the light source substrate of the bottom surface of relative back cabinet.Therefore, can be by light source Substrate is easier to be configured in a manner of along the display panel back side.
It is related to the display device of the mode of the utility model the 5th, in the Third Way, the side surface part is from described The both ends of the short side direction of bottom surface sections are bent to a pair of side surface parts of the back cabinet side；In a pair of side surface parts, a side Portion is wider than another side surface part in the width of short side direction；Casing in the rear, it is used in combination formed with one side surface part is inserted To adjust the groove portion (slit 242) of the height of the light source substrate of the bottom surface relative to the back cabinet.
, can be by the way that the side surface part of the wider width of short side direction be inserted into heat sink according to described structure The groove portion of back cabinet, it is easily adjusted the height of the light source substrate of bottom surface relative to back cabinet.Therefore, can be by light source substrate more Readily configured in a manner of along the display panel back side.
It is related to the display device of the mode of the utility model the 6th, in the second~five mode, the heat sink can be Form from one another identical heat sink.
, can be mutually the same by the shape for the heat sink for being incorporated in each light source substrate according to described structure, more reduce Cost.
It is related to the television receiver of the mode of the utility model the 7th, includes the display of either type in the first to six mode Device.
According to described structure, in television receiver, there is the same effect with the first to six mode either type.
The utility model is not limited to described embodiment, but can carry out various changes within the scope of the claims More, the embodiment obtained by appropriately combined disclosed technological means in various embodiments is also included within this practicality In new technical scope.
Industrial applicability
The utility model can generally be used in the display device comprising television receiver.
The explanation of icon note
1 display device
10 front housings
15 liquid crystal panels (display panel)
22 LED-baseplates (light source substrate)
220 LED elements (light source)
23 radiators (heat sink)
23a bottom surface sections
23b side surface parts
23c side surface parts
24 back cabinets
241 pawls
242 slits (groove portion)
243 projection seats (lug boss)
244 pawls

Claims (6)

  1. A kind of 1. display device, it is characterised in that including:
    Display panel；
    Back cabinet；And
    Multiple light sources substrate, it is installed on the face of the display panel side of the back cabinet；
    At least one party in the display panel and the back cabinet is bent in a manner of drawing arc；
    The arc is orthogonal to the short side direction of the display panel；
    In each light source substrate, multiple light sources are arranged with along the long side direction of the light source substrate；
    The plurality of light source substrate is in the state of short side direction of the long side direction towards the display panel of each light source substrate, with edge The mode for the face of the back cabinet side of the display panel is juxtaposed on the long side direction of the display panel；
    Heat sink is bonded respectively to the face of the back cabinet side of each light source substrate；
    Each light source substrate is installed in the back cabinet by the heat sink.
  2. 2. display device as claimed in claim 1, it is characterised in that
    The heat sink includes：
    The bottom surface sections combined with the light source substrate；And
    The side surface part of the back cabinet side is bent to from least one end of the short side direction of the bottom surface sections.
  3. 3. display device as claimed in claim 2, it is characterised in that
    The side surface part is that a pair of side surface parts of the back cabinet side are bent to from the both ends of the short side direction of the bottom surface sections；
    A pair of side surface parts are mutually the same in the width of short side direction；
    Formed with lug boss, the lug boss is used to fix the pair of side surface part and adjusts the light source casing in the rear Substrate relative to the bottom surface of the back cabinet height.
  4. 4. display device as claimed in claim 2, it is characterised in that
    The side surface part is that a pair of side surface parts of the back cabinet side are bent to from the both ends of the short side direction of the bottom surface sections；
    In a pair of side surface parts, a side surface part is wider than another side surface part in the width of short side direction；
    Casing inserts for one side surface part formed with groove portion, the groove portion and to adjust the light source base in the rear Plate relative to the bottom surface of the back cabinet height.
  5. 5. the display device as any one of Claims 1-4, it is characterised in that
    The heat sink is form from one another identical heat sink.
  6. A kind of 6. television receiver, it is characterised in that
    Including the display device any one of claim 1 to 5.
CN201590000941.3U 2014-09-26 2015-08-03 Display device and television receiver Expired - Fee Related CN206946144U (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2014-197534 2014-09-26
JP2014197534 2014-09-26
PCT/JP2015/071974 WO2016047275A1 (en) 2014-09-26 2015-08-03 Display device and television receiver

Publications (1)

Publication Number Publication Date
CN206946144U true CN206946144U (en) 2018-01-30

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201590000941.3U Expired - Fee Related CN206946144U (en) 2014-09-26 2015-08-03 Display device and television receiver

Country Status (2)

Country Link
CN (1) CN206946144U (en)
WO (1) WO2016047275A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110333627A (en) * 2019-06-29 2019-10-15 厦门天马微电子有限公司 A kind of backlight module, preparation method and curved face display panel

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5059525B2 (en) * 2007-09-05 2012-10-24 株式会社ジャパンディスプレイイースト Liquid crystal display
WO2013031319A1 (en) * 2011-08-29 2013-03-07 パナソニック液晶ディスプレイ株式会社 Liquid-crystal display device and television receiver
KR101319543B1 (en) * 2012-05-17 2013-10-21 삼성디스플레이 주식회사 Curved dispaly apparatus and multi display apparatus including the same

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110333627A (en) * 2019-06-29 2019-10-15 厦门天马微电子有限公司 A kind of backlight module, preparation method and curved face display panel

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