CN206618925U - A kind of backlight and liquid crystal display module - Google Patents
A kind of backlight and liquid crystal display module Download PDFInfo
- Publication number
- CN206618925U CN206618925U CN201621329662.4U CN201621329662U CN206618925U CN 206618925 U CN206618925 U CN 206618925U CN 201621329662 U CN201621329662 U CN 201621329662U CN 206618925 U CN206618925 U CN 206618925U
- Authority
- CN
- China
- Prior art keywords
- lower metal
- frame
- metal frame
- backlight
- guide plate
- 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.)
- Active
Links
Landscapes
- Planar Illumination Modules (AREA)
Abstract
The utility model discloses a kind of backlight and liquid crystal display module.The backlight includes coating frame, the lower metal frame being arranged in the coating frame, the light guide plate being arranged in the lower metal frame, the light emitting source for being arranged on light guide plate incidence surface, the coating frame is provided with some local protrusions to the side top of the lower metal frame or treating selvedge protrudes, the coating frame is provided with some partial grooves corresponding with the local protrusion or treating selvedge protrusion of the side of the lower metal frame or treating selvedge groove, and the local protrusion or treating selvedge, which protrude, to be embedded into partial groove or treating selvedge groove.The backlight extends out deformation using the rigidity limitation coating frame of lower metal frame, prevents the problems such as backlight light leak, optical film material are shifted.
Description
Technical field
The utility model is related to field of backlights, more particularly to a kind of backlight and liquid crystal display module.
Background technology
It is a kind of structure in existing backlight such as Fig. 1, assembling structure is formed by coating frame 1 ' and lower metal frame 2 ', its
In, the contact surface of coating frame 1 ' and lower metal frame 2 ' is plane, and coating frame 1 ' is tightly enclosed on by the stress of itself
The outside of lower metal frame 2 ', still, because coating frame 1 ' is different with the coefficient of elasticity of lower metal frame 2 ', coating frame 1 ' is enclosed on lower gold
Behind the outside for belonging to frame 2 ', the deformation quantity of coating frame 1 ' is more than the deformation quantity of lower metal frame 2 ', result in coating frame 1 ' and extends out deformation
Seriously, cause the problems such as light leak, optical film material are shifted, with the increase of backlight Source size, coating frame 1 ' and lower metal frame 2 ' it
Between deformation quantity difference it is also increasing, it is also more and more tighter that coating frame 1 ' extends out the problems such as deformation, light leak, optical film material are shifted
Weight, in order to solve this problem, existing way is to paste one layer of one side glue 3 ' in the outer surface of backlight, utilizes one side glue 3 '
Wrap coating frame 1 ' and lower metal frame 2 ', limit coating frame 1 ' and extend out deformation, but this can undoubtedly increase assembly process and
Production cost.
Utility model content
In order to solve above-mentioned the deficiencies in the prior art, the utility model provides a kind of backlight and liquid crystal display module.Should
Backlight extends out deformation using the rigidity limitation coating frame of lower metal frame, prevents backlight light leak, optical film material displacement etc. from asking
Topic.
Technical problem to be solved in the utility model is achieved by the following technical programs：
A kind of backlight, including coating frame, be arranged in the coating frame lower metal frame, be arranged on the lower metal frame
Interior light guide plate, the light emitting source for being arranged on light guide plate incidence surface, the side top of the lower metal frame are set to the coating frame
Have some local protrusions or a treating selvedge protrusion, the coating frame be provided with the local protrusion of the side of the lower metal frame or
The corresponding some partial grooves for the treatment of selvedge protrusion or treating selvedge groove, local protrusion or the treating selvedge protrusion are embedded into localized indentation
In groove or treating selvedge groove.
A kind of backlight, including coating frame, be arranged in the coating frame lower metal frame, be arranged on the lower metal frame
Interior light guide plate, the light emitting source for being arranged on light guide plate incidence surface, the side of the lower metal frame set some flutings, the fluting
Flanging is outwardly formed, the flanging wraps the coating frame from outside.
A kind of backlight, including coating frame, be arranged in the coating frame lower metal frame, be arranged on the lower metal frame
Interior light guide plate, the light emitting source for being arranged on light guide plate incidence surface, the side of the lower metal frame include front and rear first group staggered
In side and second group of side, the space between coating frame insertion first group of side and second group of side.
Further, an at least optical film is provided with the exiting surface of the light guide plate.
Further, side of the light guide plate away from exiting surface is provided with reflector plate.
Further, it is provided with anti-dazzling screen on the coating frame.
A kind of liquid crystal display module, including above-mentioned backlight.
The utility model has the advantages that：The backlight utilizes the rigidity of lower metal frame, by the side of lower metal frame
Face is embedded in coating frame, or coating frame is embedded in into the side being staggered front to back of metal frame and flanging down or first group of side
Between second group of side, limit coating frame extends out deformation, prevents the problems such as backlight light leak, optical film material are shifted.
Brief description of the drawings
Fig. 1 is the schematic diagram of the backlight of prior art；
The front schematic view for the backlight that Fig. 2 provides for the utility model；
Fig. 3 is the A-A profiles of the backlight shown in Fig. 2；
Fig. 4 is the B-B profiles of the backlight shown in Fig. 2；
Fig. 5 is partial enlarged drawing at the C of the backlight shown in Fig. 3；
Fig. 6 is the A-A profiles of another backlight shown in Fig. 2；
Fig. 7 is the B-B profiles of another backlight shown in Fig. 2；
Fig. 8 is the A-A profiles of the another backlight shown in Fig. 2；
Fig. 9 is the B-B profiles of the another backlight shown in Fig. 2.
Embodiment
The utility model is described in detail with reference to the accompanying drawings and examples.
Embodiment one
As shown in Figure 2-5, a kind of backlight, including coating frame 1, be arranged in the coating frame 1 lower metal frame 2, set
Put the light guide plate 3 in the lower metal frame 2, be arranged on the light emitting source of the incidence surface of light guide plate 3, the side of the lower metal frame 2
Top is provided with some local protrusions 21 or treating selvedge protrusion 21 to the coating frame 1, the coating frame 1 be provided with it is described under
The local protrusion 21 or treating selvedge of the side of metal frame 2 protrude 21 corresponding some partial grooves 11 or treating selvedge groove 11,
The local protrusion 21 or treating selvedge protrusion 21 are embedded into partial groove 11 or treating selvedge groove 11.
The backlight coordinates the gluing by setting some local protrusions 21 in the side top of the lower metal frame 2
The corresponding some partial grooves 11 of frame 1, after the completion of assembling, the local protrusion 21 is embedded into partial groove 11, utilizes
The rigidity of the lower metal frame 2, limits the coating frame 1 and extends out deformation, it is to avoid backlight produces light leak, optical film material displacement etc.
Problem, it is preferable that the side middle part of the lower metal frame 2 should be provided with local protrusion 21, and other positions can be according to need
Seek and determine the quantity of local protrusion 21；Certainly, if the structure of backlight allows, the side top of the lower metal frame 2
Treating selvedge protrusion 21 is could be arranged to, the coating frame 1 sets corresponding treating selvedge groove 11.
It is provided with the exiting surface of the light guide plate 3 in an at least optical film 4, the present embodiment, the light extraction of the light guide plate 3
Diffusion barrier, lower bright enhancement film and upper bright enhancement film are disposed with face, but the number amount and type of optical film 4 should be according to the actual requirements
Depending on, should not be as limit；The side of the light guide plate 3 away from exiting surface is provided with reflector plate 5, after the reflector plate 5 extends
The light guide plate 3 is pasted on its excess-three side in addition to source ends, to prevent light in three sides of the light guide plate 3
Light leakage phenomena occurs for place；Anti-dazzling screen 6 is provided with the coating frame 1, the anti-dazzling screen 6 is preferably two-sided with viscosity, the face back of the body
It is black flour to the side of the light emitting source, can is black flour or the face of other colors towards the side of the light emitting source.
Embodiment two
As shown in Fig. 2 and 6,7, a kind of backlight, including coating frame 1, be arranged in the coating frame 1 lower metal frame 2,
The light guide plate 3 that is arranged in the lower metal frame 2, the light emitting source for being arranged on the incidence surface of light guide plate 3, the side of the lower metal frame 2
Face sets some flutings, and the fluting has been outwardly formed flanging 22, and the flanging 22 wraps the coating frame 1 from outside.
The backlight is by setting some flutings in the side of the lower metal frame 2, and fluting has extended outward parcel institute
The flanging 22 of coating frame 1 is stated, after the completion of assembling, the coating frame 1 is embedded between the side of lower metal frame 2 and flanging 22
In space, using the rigidity of the lower metal frame 2, limit the coating frame 1 and extend out deformation, it is to avoid backlight produces light leak, light
Learn the problems such as membrane material is shifted, it is preferable that the side middle part of the lower metal frame 2 should be provided with flanging 22, other positions
The quantity of flanging 22 can be determined according to demand；It should be noted that the side top of the lower metal frame 2 in the present embodiment is opened described
The position of groove is not turned off, and the sheet metal being punched into outwards extends the flanging 22 to be formed and wrap up the coating frame 1.
It is provided with the exiting surface of the light guide plate 3 in an at least optical film 4, the present embodiment, the light extraction of the light guide plate 3
Diffusion barrier, lower bright enhancement film and upper bright enhancement film are disposed with face, but the number amount and type of optical film 4 should be according to the actual requirements
Depending on, should not be as limit；The side of the light guide plate 3 away from exiting surface is provided with reflector plate 5, after the reflector plate 5 extends
The light guide plate 3 is pasted on its excess-three side in addition to source ends, to prevent light in three sides of the light guide plate 3
Light leakage phenomena occurs for place；Anti-dazzling screen 6 is provided with the coating frame 1, the anti-dazzling screen 6 is preferably two-sided with viscosity, the face back of the body
It is black flour to the side of the light emitting source, can is black flour or the face of other colors towards the side of the light emitting source.
Embodiment three
As shown in Fig. 2 and 8,9, a kind of backlight, including coating frame 1, be arranged in the coating frame 1 lower metal frame 2,
The light guide plate 3 that is arranged in the lower metal frame 2, the light emitting source for being arranged on the incidence surface of light guide plate 3, the side of the lower metal frame 2
Face includes the front and rear first group of side 23 and second group of side 24 staggered, and the coating frame 1 is embedded in first group of side, 23 Hes
In space between second group of side 24.
The backlight by the side of the lower metal frame 2 by being divided into the front and rear first group of side 23 and second group of side staggered
Face 24, after the completion of assembling, the coating frame 1 is embedded between first group of side 23 of lower metal frame 2 and second group of side 24
Space in, using the rigidity of the lower metal frame 2, limit the coating frame 1 and extend out deformation, it is to avoid backlight generation light leak,
The problems such as optical film material is shifted.
It is provided with the exiting surface of the light guide plate 3 in an at least optical film 4, the present embodiment, the light extraction of the light guide plate 3
Diffusion barrier, lower bright enhancement film and upper bright enhancement film are disposed with face, but the number amount and type of optical film 4 should be according to the actual requirements
Depending on, should not be as limit；The side of the light guide plate 3 away from exiting surface is provided with reflector plate 5, after the reflector plate 5 extends
The light guide plate 3 is pasted on its excess-three side in addition to source ends, to prevent light in three sides of the light guide plate 3
Light leakage phenomena occurs for place；Anti-dazzling screen 6 is provided with the coating frame 1, the anti-dazzling screen 6 is preferably two-sided with viscosity, the face back of the body
It is black flour to the side of the light emitting source, can is black flour or the face of other colors towards the side of the light emitting source.
Example IV
A kind of liquid crystal display module, including embodiment one or embodiment two or the backlight described in embodiment three.
Embodiment described above only expresses embodiment of the present utility model, and it describes more specific and detailed, but simultaneously
Therefore the limitation to the utility model the scope of the claims can not be interpreted as, as long as using equivalent substitution or the form of equivalent transformation institute
The technical scheme of acquisition, all should fall within protection domain of the present utility model.
Claims (7)
1. a kind of backlight, including coating frame, be arranged in the coating frame lower metal frame, be arranged in the lower metal frame
Light guide plate, be arranged on the light emitting source of light guide plate incidence surface, it is characterised in that the side top of the lower metal frame is on described
Glue, which is set up, is equipped with some local protrusions or treating selvedge protrusion, and the coating frame is provided with the part with the side of the lower metal frame
Protrusion or the corresponding some partial grooves for the treatment of selvedge protrusion or treating selvedge groove, local protrusion or treating selvedge the protrusion insertion
Into partial groove or treating selvedge groove.
2. a kind of backlight, including coating frame, be arranged in the coating frame lower metal frame, be arranged in the lower metal frame
Light guide plate, be arranged on the light emitting source of light guide plate incidence surface, it is characterised in that the side of the lower metal frame sets some opens
Groove, the fluting has been outwardly formed flanging, and the flanging wraps the coating frame from outside.
3. a kind of backlight, including coating frame, be arranged in the coating frame lower metal frame, be arranged in the lower metal frame
Light guide plate, be arranged on the light emitting source of light guide plate incidence surface, it is characterised in that the side of the lower metal frame includes front and rear stagger
First group of side and second group of side, the space between coating frame insertion first group of side and second group of side
It is interior.
4. according to any described backlight in claim 1-3, it is characterised in that be provided with the exiting surface of the light guide plate
An at least optical film.
5. according to any described backlight in claim 1-3, it is characterised in that side of the light guide plate away from exiting surface
It is provided with reflector plate.
6. according to any described backlight in claim 1-3, it is characterised in that be provided with anti-dazzling screen on the coating frame.
7. a kind of liquid crystal display module, it is characterised in that including any described backlight in claim 1-6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621329662.4U CN206618925U (en) | 2016-12-06 | 2016-12-06 | A kind of backlight and liquid crystal display module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621329662.4U CN206618925U (en) | 2016-12-06 | 2016-12-06 | A kind of backlight and liquid crystal display module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206618925U true CN206618925U (en) | 2017-11-07 |
Family
ID=60229224
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621329662.4U Active CN206618925U (en) | 2016-12-06 | 2016-12-06 | A kind of backlight and liquid crystal display module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206618925U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021027105A1 (en) * | 2019-08-14 | 2021-02-18 | 武汉华星光电技术有限公司 | Backlight module and display panel |
-
2016
- 2016-12-06 CN CN201621329662.4U patent/CN206618925U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021027105A1 (en) * | 2019-08-14 | 2021-02-18 | 武汉华星光电技术有限公司 | Backlight module and display panel |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204287672U (en) | A kind of LCD display device with anti-light leakage structure | |
| CN101520562A (en) | LCD (Liquid Crystal Display) device | |
| CN205844707U (en) | The metal rack of a kind of backlight, backlight and liquid crystal display module | |
| CN206618925U (en) | A kind of backlight and liquid crystal display module | |
| CN204459960U (en) | Backlight module and liquid crystal display module | |
| CN206773353U (en) | A kind of backlight module | |
| CN102932617A (en) | Frame structure device of narrow-frame liquid crystal display television | |
| CN206505202U (en) | A kind of backlight | |
| CN107145005A (en) | Suitable for the substrate of the frame glue layer exposure of narrow frame product | |
| CN206321920U (en) | A kind of backlight and liquid crystal display module | |
| CN206209241U (en) | A kind of liquid crystal display module | |
| CN206193408U (en) | Back light module and liquid crystal display device | |
| CN206657158U (en) | Assembling structure, backlight and the liquid crystal display die set of a kind of glue frame and metal frame | |
| US20190033661A1 (en) | Backlight module assembly, structural adjustment method thereof and display device | |
| CN204945549U (en) | Liquid crystal display module | |
| CN207114977U (en) | A kind of backlight module for preventing angular position light leak | |
| CN202889505U (en) | Narrow-frame liquid crystal display television frame structure device | |
| CN207849046U (en) | Optical film and back light | |
| CN206610053U (en) | A kind of backlight and liquid crystal display module | |
| CN206594422U (en) | A kind of backlight and liquid crystal display module | |
| CN206961731U (en) | A kind of key-press backlight component and display device | |
| CN204420769U (en) | A kind of backlight module and display floater | |
| CN206133153U (en) | Backlight and liquid crystal display module | |
| CN203573060U (en) | LCD (Liquid Crystal Display) display device with black rubber frame | |
| CN206863422U (en) | Down straight aphototropism mode set and liquid crystal display |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |