CN110007513A - A kind of shell structure and backlight module of backlight module - Google Patents
A kind of shell structure and backlight module of backlight module Download PDFInfo
- Publication number
- CN110007513A CN110007513A CN201910231434.5A CN201910231434A CN110007513A CN 110007513 A CN110007513 A CN 110007513A CN 201910231434 A CN201910231434 A CN 201910231434A CN 110007513 A CN110007513 A CN 110007513A
- Authority
- CN
- China
- Prior art keywords
- clamping portion
- shell
- lower metal
- rubber shell
- backlight module
- 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.)
- Granted
Links
- 201000009310 astigmatism Diseases 0.000 claims description 18
- 238000009434 installation Methods 0.000 claims description 18
- 239000012528 membrane Substances 0.000 claims description 12
- 239000003292 glue Substances 0.000 claims description 6
- 238000003825 pressing Methods 0.000 claims description 3
- 230000006978 adaptation Effects 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 description 11
- 238000004080 punching Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 229910052751 metal Inorganic materials 0.000 description 5
- 239000002184 metal Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000000007 visual effect Effects 0.000 description 4
- 239000000853 adhesive Substances 0.000 description 3
- 230000001070 adhesive effect Effects 0.000 description 3
- 238000001746 injection moulding Methods 0.000 description 3
- 239000004973 liquid crystal related substance Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000006260 foam Substances 0.000 description 2
- 230000003760 hair shine Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229920000297 Rayon Polymers 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- -1 iron-clad Chemical class 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000012913 prioritisation Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000010112 shell-mould casting Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- 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
-
- 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
- G02F1/133602—Direct backlight
- G02F1/133606—Direct backlight including a specially adapted diffusing, scattering or light controlling members
-
- 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
- G02F1/133602—Direct backlight
- G02F1/133608—Direct backlight including particular frames or supporting means
-
- 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
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/1336—Illuminating devices
- G02F1/133602—Direct backlight
- G02F1/133606—Direct backlight including a specially adapted diffusing, scattering or light controlling members
- G02F1/133607—Direct backlight including a specially adapted diffusing, scattering or light controlling members the light controlling member including light directing or refracting elements, e.g. prisms or lenses
Abstract
The invention discloses a kind of shell structure of backlight module, including lower metal-back (1), lower rubber shell (2) and upper ledge (3), the lower rubber shell (2) is mounted in lower metal-back (1), and the upper ledge (3) is fixed on lower metal-back (1)；Lower metal-back (1) side is provided with the first clamping portion (11) and the second clamping portion (12) to link together, lower rubber shell (2) side is provided with the compatible third clamping portion (21) with the first clamping portion (11), the lower metal-back (1) and lower rubber shell (2) and is connect by the first clamping portion (11) with being fixed for third clamping portion (21)；Upper ledge (3) side is provided with compatible 4th clamping portion (31) with the second clamping portion (12), and the lower metal-back (1) is connect by the second clamping portion (12) with the 4th being fixed for clamping portion (31) with upper ledge (3).Invention additionally discloses a kind of backlight modules including above-mentioned shell structure.
Description
Technical field
The present invention relates to back light source technique fields, and in particular to a kind of shell structure and backlight module of backlight module.
Background technique
Backlight module is for that cannot provide the component of backlight from the display device of main light emission, and backlight module is mainly by lamp bar
It shines, and is converted to area source by the diffusing structures such as light guide plate, diaphragm, but the structures such as lamp bar, light guide plate, diaphragm require
Shell structure is just able to achieve respective function to support to install.In order to improve the intensity of backlight module, under some backlight modules
Shell is grouped together into lower casing using metal-back and rubber shell, further needs exist for installing upper ledge on lower casing, but it is existing this
Kind structure needs to link together all parts, all parts are required to connect due to using metal-back, rubber shell and upper ledge
Structure, connection structure is complicated, causes the production of component and installation also very complicated, is unfavorable for the mass production and production of backlight module
The reduction of product cost.
Summary of the invention
Present invention solves the technical problem that being to provide a kind of soluble backlight module for the deficiency in background technique
Shell structure and backlight module.
In order to solve the above technical problems, the technical scheme is that a kind of shell structure of backlight module, including lower gold
Belong to shell, lower rubber shell and upper ledge, the lower rubber shell to be mounted in lower metal-back, the upper ledge is fixed on lower metal-back；Under described
Metal-back side is provided with the first clamping portion and the second clamping portion to link together, and the lower rubber shell side is provided with and first
The compatible third clamping portion in clamping portion, the lower metal-back and lower rubber shell pass through the engaging of the first clamping portion and third clamping portion
It is fixedly connected；The upper ledge side is provided with the 4th clamping portion compatible with the second clamping portion, the lower metal-back and upper ledge
It is connect by the second clamping portion with the 4th being fixed for clamping portion.
Further, first clamping portion and the 4th clamping portion are card hole structure or fixture block structure, second card
Socket part and third clamping portion are fixture block structure or card hole structure.
Further, the lower metal-back is provided with the side baffle of evagination, the side baffle side and lower metal shell side wall
Disconnect setting；The upper ledge side wall is folded between side baffle and the side wall of lower metal-back.
Further, bolt apertures are provided on the side baffle, the lower rubber shell side wall is provided with screw hole, on the upper ledge
It is provided with evacuation groove, the side baffle is screwed together with lower rubber shell side wall.
Further, be additionally provided with downwardly projecting installation base on the lower metal-back, the lower rubber shell be provided with to
The cylinder of lower protrusion, the cylinder are fixedly connected with installation base.
Further, be provided with jack-up convex block on the lower metal-back lateral wall, the jack-up convex block lower metal-back with
Upper ledge holds out against upper ledge when installing.
A kind of backlight module including aforementioned shell structure, including lower metal-back, lower rubber shell, astigmatism component, side entering type lamp
Item and upper ledge；The astigmatism component is mounted in lower rubber shell, and the astigmatism component includes light guide plate, is provided on the light guide plate
Locating convex block, the lower rubber shell are provided with positioning groove compatible with locating convex block, and the light guide plate is pacified by locating convex block
In the positioning groove of lower rubber shell；Described lower rubber shell a side is hatch frame, and the side entering type lamp bar is fixed on lower metal
On shell medial surface, and light-emitting surface is towards hatch frame.
Further, the astigmatism component further includes light-diffusing film and bright enhancement film, and the light-diffusing film and bright enhancement film are provided with
Positioning tab, it is solid by positioning tab that the lower rubber shell top side wall is provided with locating lower recess, the light-diffusing film and bright enhancement film
It is scheduled in the locating lower recess of lower rubber shell side wall.
Further, the astigmatism component further includes reflective membrane, and the reflective membrane is mounted on lower rubber shell bottom；The lower glue
Briquetting is provided on shell medial surface, the reflective membrane pressing is below briquetting.
Further, the lower metal-back inner sidewall and side entering type lamp bar are provided with the location structure being mutually matched, described
Side entering type lamp bar is by location structure location and installation on lower metal-back inner sidewall.
The beneficial effect that inventive shell structure is realized mainly has the following: the first clamping portion and the second clamping portion are set
It sets together, when production can complete together, reduce manufacturing procedure and process time, and when assembling can be quick group in same position
Dress, guarantees the quick progress of assembling process；Material in addition it can go out card hole is used for punching press production fixture block, thus fixture block
There is enough thickness, the intensity of fixture block can be reinforced, guarantees the stability that lower metal-back engages with upper ledge.
The beneficial effect that mould group in the back side of the present invention is realized mainly has the following: system is assembled by above-mentioned shell structure
Make backlight module, the efficiency of backlight module assembling can be improved；By the positioning and mounting structure of light guide plate and lower rubber shell, by astigmatism
In component on the fixation of the biggish light guide plate of weight and lower shell structure, guarantee light guide plate and side entering type lamp bar keep it is certain away from
From to guarantee the visual effect of backlight module.
Detailed description of the invention
Fig. 1 is the configuration schematic diagram of the shell structure of backlight module in the embodiment of the present invention one；
Fig. 2 is the structural schematic diagram of the lower metal-back of the shell structure of backlight module in the embodiment of the present invention one；
Fig. 3 is the structural schematic diagram of the lower rubber shell of the shell structure of backlight module in the embodiment of the present invention one；
Fig. 4 is the structural schematic diagram of the upper ledge of the shell structure of backlight module in the embodiment of the present invention one；
Fig. 5 is the configuration schematic diagram of the backlight module in the present embodiment two.
The attached figures are only used for illustrative purposes and cannot be understood as limitating the patent；In order to better illustrate this embodiment, attached
Scheme certain components to have omission, zoom in or out, does not represent the size of actual product；To those skilled in the art,
The omitting of some known structures and their instructions in the attached drawings are understandable；The same or similar label corresponds to same or similar
Component；The terms describing the positional relationship in the drawings are only for illustration, should not be understood as the limitation to this patent.
Specific embodiment
In order to facilitate the understanding of those skilled in the art, being carried out below in conjunction with attached drawing and embodiment to the present invention further
Detailed description.
Embodiment one
Refering to fig. 1 ~ 4, a kind of shell structure of backlight module, for installing the lamp bar and diaphragm structure of backlight module, thus shape
At a complete backlight module.Shell structure includes lower metal-back 1, lower rubber shell 2 and upper ledge 3, and the lower rubber shell 2 is mounted on down
In metal-back 1, the higher shell structure of shell structure intensity is formed.Lower metal-back 1 can be using metals such as iron-clad, aluminum hulls
Shell can pass through punch forming.The shell structure that lower rubber shell 2 can be formed using injection molding.The upper ledge 3 is fixed on lower metal
On shell 1, it can use and the modes such as fasten, be spirally connected.Upper ledge 3 can be using metal frame or using glue frame.
Refering to fig. 1 ~ 4,1 side of lower metal-back is provided with the first clamping portion 11 and the second clamping portion to link together
12, i.e., the first clamping portion 11 and the second clamping portion 12 are arranged in the same position.2 side of lower rubber shell is provided with and first
The compatible third clamping portion 21 in clamping portion 11, the lower metal-back 1 and lower rubber shell 2 are clamped by the first clamping portion 11 with third
The connection that is fixed in portion 21；3 side of upper ledge is provided with the 4th clamping portion 31 compatible with the second clamping portion 12, described
Lower metal-back 1 is connect by the second clamping portion 12 with the 4th being fixed for clamping portion 31 with upper ledge 3.First clamping portion 11
Can be with card hole structure be used with the 4th clamping portion 31, the shape of card hole can be matched according to the shape of fixture block to be arranged；Described second
Clamping portion 12 and third clamping portion 21 can use fixture block structure, and it is preferably provided as frustum cone structure in such as figure, rotary tables for fixture block structure
Axial half is only arranged in structure.Fixture block and card hole can also be with reversing of position, first clamping portion 11 and the 4th clampings
Portion 31 can be with fixture block structure be used, and second clamping portion 12 and third clamping portion 21 can use card hole structure, card hole and card
Block constitutes one group of buckle structure together, lower metal-back 1 can be engaged respectively with lower rubber shell 2 and upper ledge 3.By the first clamping portion 11
It is set together with the second clamping portion 12, when production can complete together, reduce manufacturing procedure and process time, can be with when assembling
It is quickly assembled in same position, guarantees the quick progress of assembling process, such as can the completion card hole of punching press simultaneously and card when punching press
Block forms the first clamping portion 11 and the second clamping portion 12；Material in addition it can go out card hole is used for punching press production fixture block,
To which fixture block has enough thickness, the intensity of fixture block can be reinforced, guarantee the stability that lower metal-back 1 engages with upper ledge 3.
Referring to Fig.2, the lower metal-back 1 is provided with the side baffle 13 of evagination, which descends the side of metal-back 1 relatively
Wall outwardly protrudes, and the distance of protrusion, which is subject to upper ledge 3, can be folded in just between side baffle 13 and the side wall of lower metal-back 1.
13 side of side baffle and lower 1 side wall of metal-back, which disconnect, to be arranged, and can specifically be made by punching press.By 3 side wall sandwiched of upper ledge
Between side baffle 13 and the side wall of lower metal-back 1, it is ensured that upper ledge 3 when lower metal-back 1 is installed inside and outside have resistance
Gear, will not both take off outside interior will not take off, so that shell has stronger bearing capacity, guarantee the installation of liquid crystal module.
Referring to Fig.2, being provided with bolt apertures 131 on the side baffle 13 as further prioritization scheme, can will be spirally connected
Hole 131 is reserved to do the screw hole being spirally connected with terminal framework, and also correspondence does aperture to terminal framework, facilitates terminal framework and lower metal-back 1
It is installed by way of being spirally connected.Lower 2 side wall of rubber shell described in the present embodiment is provided with screw hole 27, can be directly in lower rubber shell 2
Screw hole is made on side wall, the nut of metal material is embedded in preferably on lower 2 side wall of rubber shell, using the screw hole in nut as screw hole
27, what is connected when being spirally connected by screw is relatively reliable.Bolt apertures 131 are used cooperatively with screw hole 27, and bolt apertures 131 pass through for screw
Effect, can be set to the hole of inner wall smooth and do not have to be set as screw hole.Evacuation groove 32 is provided on the upper ledge 3.Under
It when metal-back 1, lower rubber shell 2 and upper ledge 3 are installed, is penetrated by screw (not going out in figure) from bolt apertures 131, and passes through evacuation groove
32, it is finally bolted in lower rubber shell 2, the side wall of lower metal-back 1, lower rubber shell 2 and upper ledge 3 can be locked together, thus
Lower metal-back 1, lower rubber shell 2 and upper ledge 3 are realized by a structure to be fixed together, and are further simplified all parts of shell
Connection structure, simplify backlight module assembling, improve the working efficiency of assembling.
Refering to Fig. 2 and Fig. 3, the installation base 14, Ke Yishe of downward (back side) protrusion is additionally provided on the lower metal-back 1
It is set to L-shaped structure, is made by punching press.The lower rubber shell 2 is provided with the cylinder 22 of downward (back side) protrusion, can be with lower rubber shell
2 integrated injection moldings.The cylinder 22 is fixedly connected with installation base 14, can be screwed together by screw, can also be adopted
With other connection types such as clamping.The cylinder 22 and installation base 14 being connected are set, both can further be consolidated lower rubber shell 2
It is scheduled on lower metal-back 1, it can also be using the projective structure that cylinder 22 and installation base 14 are formed as the peace of terminal display
Support column is filled, such as when terminal display is used as wall hung television can be fixedly connected by projective structure with metope bracket.
Refering to fig. 1, it is provided on 1 lateral wall of lower metal-back and jacks up convex block 15, jacking up convex block 15 can be set to half
Spherical shape may be set to be truncated cone-shaped, can pass through punch forming.The jack-up convex block 15 is pacified in lower metal-back 1 with upper ledge 3
Upper ledge 3 is held out against when dress, avoids the mobile metal-back 1 at present of mould group and upper ledge 3 that friction occurs and generates bits, avoid bits to back
The influence of the luminous visual effect of optical mode group.
Refering to fig. 1 ~ 4, as needed, the evacuation position of evacuation cylinder 22 can be set on upper ledge 3.Lower metal-back 1 is under
Buckle structure between rubber shell 2 and upper ledge 3 is preferably arranged on the more than two sides of shell, and side baffle 13 is preferably also in lower metal-back 1
More than two side settings, cylinder 22 and installation base 14 are preferably provided three groups or more, jack up convex block 15 preferably in lower metal-back 1
Each lateral wall be respectively provided with, thus come further increase shell structure installation it is reliable.
Embodiment two
Refering to fig. 1 ~ 5, based on embodiment one, side entering type lamp bar and astigmatism are installed using the shell structure in embodiment one
Establishment of component backlight module.Backlight module, including lower metal-back 1, lower rubber shell 2, astigmatism component 4, side entering type lamp bar 5 and upper ledge 3,
Lower metal-back 1 is installed together the lower shell structure of composition with lower rubber shell 2.The astigmatism component 4 is mounted in lower rubber shell 2, by lower glue
Shell 2 and the clamping fixation of upper ledge 3.The astigmatism component 4 includes light guide plate 41, is provided with locating convex block 411 on the light guide plate 41,
The lower rubber shell 2 is provided with positioning groove 23 compatible with locating convex block 411, and the light guide plate 41 passes through locating convex block 411
It is mounted in the positioning groove 23 of lower rubber shell 2, so that the biggish light guide plate 41 of weight in astigmatism component 4 be facilitated to be fixed on lower casing knot
On structure, guarantee that light guide plate 41 is maintained a certain distance with side entering type lamp bar 5, to guarantee the visual effect of backlight module.Positioning
Groove 23 is preferably provided different sides more than two, and that mould group is arranged in locating convex block 411.
Refering to Fig. 5, described lower 2 a side of rubber shell is hatch frame 24, other three sides have side wall, the side entering type lamp bar
5 are fixed on lower 1 medial surface of metal-back, and light-emitting surface is towards hatch frame 24, so that side entering type lamp bar 5, which shines, to be entered
In light guide plate 41.The astigmatism component 4 further includes reflective membrane 45, and the reflective membrane 45 is mounted on lower 2 bottom of rubber shell, light guide plate 41
It is arranged on reflective membrane 45.Reflective membrane 45 can be adhesively fixed using double-sided adhesive, preferably with such as under type: the lower rubber shell 2
Briquetting 26 is provided on medial surface, 45 pressing of reflective membrane is in briquetting 26 in the following, briquetting 26 can be with lower 2 integrated injection molding of rubber shell
Molding avoids the movement such as viscose glue, contraposition using the fixed reflective membrane of briquetting, and assembling is more convenient, and backlight module assembling can be improved
Working efficiency.Polygon setting multiple groups of the briquetting 26 preferably in lower rubber shell 2, so that the fixation of reflective membrane 45 is more preferable.
Refering to Fig. 5, the astigmatism component 4 further includes light-diffusing film 42 and bright enhancement film 43, the number of light-diffusing film 42 and bright enhancement film 43
Amount and collocation can according to need setting, and the present embodiment uses 42 structure of light-diffusing film 42- bright enhancement film 43- light-diffusing film.It is each described scattered
Light film 42 and bright enhancement film 43 are provided with positioning tab 44, and correspondingly it is recessed to be provided with positioning for 2 top side wall of lower rubber shell
Portion 25, the light-diffusing film 42 and bright enhancement film 43 are fixed in the locating lower recess 25 of lower 2 side wall of rubber shell by positioning tab 44.Respectively
A positioning tab 44 preferably shifts to install, and it is preferably provided as the structure of multi-stage stairs shape, every grade of step difference for locating lower recess 25
Be adhesively fixed light-diffusing film 42 or bright enhancement film 43 in different height position, it is possible thereby to which it is more flat to attach diaphragm structure
Whole, the luminous visual effect of backlight module is more preferable.Can be adhesively fixed light-diffusing film 42 and bright enhancement film 43 by double-sided adhesive 28.
Refering to Fig. 5, side entering type lamp bar 5 is mounted by bond plies 51, lower 1 inner sidewall of metal-back and side entering type lamp bar 5
It is provided with the location structure being mutually matched, the side entering type lamp bar 5 is by location structure location and installation in lower 1 inner sidewall of metal-back
On, such as in the present embodiment the corresponding location hole in position is set to determine in lower 1 inner sidewall of metal-back and side entering type lamp bar 5 respectively
Position；Positioning column can also be set on lower metal-back 1, location hole is set in side entering type lamp bar 5 to position.Location structure is set
The quick location and installation of the side entering type lamp bar 5 of backlight module may be implemented, and guarantee the precision of assembling.
Refering to Fig. 5,3 inside top of upper ledge is additionally provided with two foam one side glues 35 and foam double-faced adhesive 34, facilitates terminal
The installation of liquid crystal module, in addition also overleaf die set top is pasted with protective film 36, to the back side before the installation of terminal liquid crystal module
The diaphragm structure of mould group is protected.
Obviously, the above embodiment of the present invention be only to clearly illustrate example of the present invention, and not be pair
The restriction of embodiments of the present invention.For those of ordinary skill in the art, may be used also on the basis of the above description
To make other variations or changes in different ways.There is no necessity and possibility to exhaust all the enbodiments.It is all this
Made any modifications, equivalent replacements, and improvements etc., should be included in the claims in the present invention within the spirit and principle of invention
Protection scope within.
Claims (10)
1. a kind of shell structure of backlight module, it is characterised in that: including lower metal-back (1), lower rubber shell (2) and upper ledge (3), institute
It states lower rubber shell (2) to be mounted in lower metal-back (1), the upper ledge (3) is fixed on lower metal-back (1)；The lower metal-back (1)
Side is provided with the first clamping portion (11) and the second clamping portion (12) to link together, and lower rubber shell (2) side is provided with
The compatible third clamping portion (21) with the first clamping portion (11), the lower metal-back (1) and lower rubber shell (2) pass through the first clamping
Portion (11) is connect with being fixed for third clamping portion (21)；Upper ledge (3) side is provided with and the second clamping portion (12) phase
4th clamping portion (31) of adaptation, the lower metal-back (1) and upper ledge (3) pass through the second clamping portion (12) and the 4th clamping portion
(31) the connection that is fixed.
2. the shell structure of backlight module according to claim 1, it is characterised in that: first clamping portion (11) and
Four clamping portions (31) are card hole structure or fixture block structure, and second clamping portion (12) and third clamping portion (21) are fixture block
Structure or card hole structure.
3. the shell structure of backlight module according to claim 1, it is characterised in that: the lower metal-back (1) is provided with
The side baffle (13) of evagination, side baffle (13) side and lower metal-back (1) side wall, which disconnect, to be arranged；Upper ledge (3) side wall
It is folded between side baffle (13) and the side wall of lower metal-back (1).
4. the shell structure of backlight module according to claim 3, it is characterised in that: be provided on the side baffle (13)
Bolt apertures (131), lower rubber shell (2) side wall are provided with screw hole (27), and evacuation groove (32) is provided on the upper ledge (3),
The side baffle (13) is screwed together with lower rubber shell (2) side wall.
5. the shell structure of backlight module according to claim 1, it is characterised in that: also set on the lower metal-back (1)
It is equipped with downwardly projecting installation base (14), the lower rubber shell (2) is provided with downwardly projecting cylinder (22), the cylinder (22)
It is fixedly connected with installation base (14).
6. the shell structure of backlight module according to claim 1, it is characterised in that: lower metal-back (1) lateral wall
On be provided with and jack up convex block (15), the jack-ups convex block (15) is when lower metal-back (1) and upper ledge (3) are installed by upper ledge (3) top
Tightly.
7. the backlight module that one kind includes the shell structure of any one of claim 1 ~ 6, it is characterised in that: including lower metal-back
(1), lower rubber shell (2), astigmatism component (4), side entering type lamp bar (5) and upper ledge (3)；The astigmatism component (4) is mounted on lower rubber shell
(2) in, the astigmatism component (4) includes light guide plate (41), is provided with locating convex block (411) on the light guide plate (41), described
Lower rubber shell (2), which is provided with, passes through locating convex block with locating convex block (411) compatible positioning groove (23), the light guide plate (41)
(411) it is mounted in the positioning groove (23) of lower rubber shell (2)；Described lower rubber shell (2) a side is hatch frame (24), the side
Enter formula lamp bar (5) to be fixed on lower metal-back (1) medial surface, and light-emitting surface is towards hatch frame (24).
8. backlight module according to claim 7, it is characterised in that: the astigmatism component (4) further includes light-diffusing film (42)
With bright enhancement film (43), the light-diffusing film (42) and bright enhancement film (43) are provided with positioning tab (44), lower rubber shell (2) side wall
Top is provided with locating lower recess (25), and the light-diffusing film (42) and bright enhancement film (43) pass through positioning tab (44) and be fixed on lower glue
In the locating lower recess (25) of shell (2) side wall.
9. backlight module according to claim 8, it is characterised in that: the astigmatism component (4) further includes reflective membrane (45),
The reflective membrane (45) is mounted on lower rubber shell (2) bottom；It is provided with briquetting (26) on lower rubber shell (2) medial surface, it is described anti-
Light film (45) pressing briquetting (26) below.
10. backlight module according to claim 7, it is characterised in that: lower metal-back (1) inner sidewall and side entering type lamp
Item (5) is provided with the location structure being mutually matched, and the side entering type lamp bar (5) is by location structure location and installation in lower metal-back
(1) on inner sidewall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910231434.5A CN110007513B (en) | 2019-03-26 | 2019-03-26 | Shell structure of backlight module and backlight module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910231434.5A CN110007513B (en) | 2019-03-26 | 2019-03-26 | Shell structure of backlight module and backlight module |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110007513A true CN110007513A (en) | 2019-07-12 |
| CN110007513B CN110007513B (en) | 2024-01-12 |
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ID=67168181
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910231434.5A Active CN110007513B (en) | 2019-03-26 | 2019-03-26 | Shell structure of backlight module and backlight module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110007513B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1996117A (en) * | 2006-12-26 | 2007-07-11 | 友达光电股份有限公司 | Panel display module |
| CN204143778U (en) * | 2014-10-14 | 2015-02-04 | 奥捷五金(江苏)有限公司 | A kind of fixed sturcture for display device |
| CN105158952A (en) * | 2015-09-25 | 2015-12-16 | 奥捷五金(江苏)有限公司 | Display structure |
| CN205581458U (en) * | 2016-04-19 | 2016-09-14 | 深圳市联志光电科技有限公司 | LCD frame construction |
| CN106371238A (en) * | 2016-11-10 | 2017-02-01 | 奥捷科技（厦门）有限公司 | Direct type liquid-crystal display device |
-
2019
- 2019-03-26 CN CN201910231434.5A patent/CN110007513B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1996117A (en) * | 2006-12-26 | 2007-07-11 | 友达光电股份有限公司 | Panel display module |
| CN204143778U (en) * | 2014-10-14 | 2015-02-04 | 奥捷五金(江苏)有限公司 | A kind of fixed sturcture for display device |
| CN105158952A (en) * | 2015-09-25 | 2015-12-16 | 奥捷五金(江苏)有限公司 | Display structure |
| CN205581458U (en) * | 2016-04-19 | 2016-09-14 | 深圳市联志光电科技有限公司 | LCD frame construction |
| CN106371238A (en) * | 2016-11-10 | 2017-02-01 | 奥捷科技（厦门）有限公司 | Direct type liquid-crystal display device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110007513B (en) | 2024-01-12 |
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