CN103091874B - Liquid crystal display device module - Google Patents
Liquid crystal display device module Download PDFInfo
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- CN103091874B CN103091874B CN201110343989.2A CN201110343989A CN103091874B CN 103091874 B CN103091874 B CN 103091874B CN 201110343989 A CN201110343989 A CN 201110343989A CN 103091874 B CN103091874 B CN 103091874B
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Abstract
The present invention discloses a kind of liquid crystal display device module, it comprises a back light unit, a liquid crystal panel be stacked at above this back light unit, and a plastic frame unit, this plastic frame unit comprises a frame body, a separating part extended inwardly by this frame body, an outer portion upwards extended by this frame body, at least one limiting section extended inwardly from this outer portion, and at least one liquid crystal panel slot plugged for this liquid crystal panel, by the setting of this plastic frame unit, can effectively fix this liquid crystal panel, therefore, it is possible to significantly reduce the cost of manufacture of the assembly that matches.
Description
Technical field
The present invention relates to a kind of liquid crystal display device module, particularly relate to a kind of liquid crystal display device module with Simple assembling structure.
Background technology
Consult Fig. 1, existing a kind of liquid crystal display device module, comprise a back light unit 11, a liquid crystal panel 12 be stacked at above this back light unit 11, the plastic frame unit 13 of this back light unit 11 accommodating and this liquid crystal panel 12, one in four frame shapes and around the fixed frame 14 surrounding this plastic frame unit 13, and a base plate 15 be installed on bottom this plastic frame unit 13, this plastic frame unit 13 has an outer portion 131, a separating part 132 extended inwardly from the inner central place of this outer portion 131, one by the top side of this outer portion 131 and this separating part 132 around defining with the top room 133 of this liquid crystal panel 12 accommodating, and a bottom side by this outer portion 131, this separating part 132 and this base plate 15 are around defining with the end room 134 of this back light unit 11 accommodating, this fixed frame 14 has one completely around the side ring portion 141 of this outer portion 131, and a top side from this side ring portion 141 extends inwardly with the apical ring part 142 of Perfect Ring around the end face periphery of this liquid crystal panel 12.
But, due to the rather voluminous of this fixed frame 14 around this plastic frame unit 13, when this fixed frame 14 is when forming four frame shapes by the punching press of block of metal plate, large area iron plate is then needed to work as raw material, high material cost can be produced, or utilize several long slab materials to be welded into four frame shapes to save material cost, but but increasing the processing cost of welding, the production cost making this fixed frame 14 account for whole liquid crystal display device module cannot decline.
Summary of the invention
The object of the present invention is to provide a kind of liquid crystal display device module with Simple assembling structure.
For reaching above-mentioned purpose, liquid crystal display device module of the present invention, comprises a back light unit, a liquid crystal panel, and a plastic frame unit.
This liquid crystal panel its be stacked at above this back light unit, and there is a long axis direction, this plastic frame unit comprise a frame body, one extend to separating part between this back light unit and this liquid crystal panel, outer portion upwards extended by this frame body periphery, limiting section that at least one extends from this outer portion inwardly inwardly by this frame body, and at least one defines by this limiting section, this outer portion and this separating part the liquid crystal panel slot that a side for this liquid crystal panel plugs jointly.
Liquid crystal display device module of the present invention, also comprise a fixed frame, this fixed frame is arranged at this plastic frame unit along the long axis direction of this liquid crystal panel, and there is the lamina tecti that is covered on this liquid crystal panel local top surface, and one from this lamina tecti towards downward-extension and local this its outer portion of plastic frame unit coated side cover plate.
Liquid crystal display device module of the present invention, also comprise a fixed cell, this fixed cell comprises the top snap fit that at least one is arranged at one of them of this lamina tecti and this plastic frame unit, and at least one is arranged at wherein another the top draw-in groove of this lamina tecti and this plastic frame unit, this top snap fit and this top draw-in groove are to fix by buckle each other.
Liquid crystal display device module of the present invention, the material of this fixed frame is metal.
Liquid crystal display device module of the present invention, this fixed cell also comprises the side snap fit that at least one is arranged at one of them of this side cover plate and this plastic frame unit, and at least one is arranged at wherein another side bayonet slot also supplying this side snap fit to engage of this side cover plate and this plastic frame unit.
Liquid crystal display device module of the present invention, this fixed frame is inverted U-shaped, and section is inverted L-shaped.
Liquid crystal display device module of the present invention, this plastic frame unit also comprises one and encloses portion towards downward-extension with the end around this back light unit from this frame body periphery, and one is connected to this end and encloses portion and the base plate supporting a bottom surface of this back light unit.
Liquid crystal display device module of the present invention, this back light unit comprises a light guide plate, and this plastic frame unit also comprises at least one and is positioned at the light guide plate slot that the inside surface that encloses portion in this end plugs for one of them side of this light guide plate.
Liquid crystal display device module of the present invention, this light guide plate slot is the opposite side being positioned at this liquid crystal panel slot.
Liquid crystal display device module of the present invention, this light guide plate has first side be inserted in this light guide plate slot, and the second side of this first side contrary, this second side has the light guide plate location division that two are positioned at two opposite corner, and this plastic frame unit also comprises two and is arranged at this end and encloses portion's inside surface and for the plastic frame location division of location, described light guide plate location division.
Liquid crystal display device module of the present invention, each light guide plate location division has a detent, and each plastic frame location division has a locating piece.
Liquid crystal display device module of the present invention, each plastic frame location division have one connect this end enclose portion connecting portion, one connect this connecting portion and can along the swing arm portion of short-axis direction elastic bending, and one connects this swing arm portion and for the locating piece of the engaging of corresponding light guide plate location division and location.
Liquid crystal display device module of the present invention, this back light unit also comprises one releasably can be arranged at this plastic frame unit and the lampshade of this light guide plate close, and is installed on the light source component in this lampshade.
Liquid crystal display device module of the present invention, the frame body of this plastic frame unit has diastrophic elasticity separately.
Liquid crystal display device module of the present invention, this fixed frame is positioned at the opposite side of this liquid crystal panel slot.
Beneficial effect of the present invention is: by the setting of this plastic frame unit, can effectively fix this liquid crystal panel, therefore, it is possible to significantly reduce the cost of manufacture of the assembly that matches.
Accompanying drawing explanation
Fig. 1 is the cross-sectional schematic of an existing liquid crystal display device module;
Fig. 2 is the three-dimensional exploded view of first preferred embodiment of the present invention;
Fig. 3 is the partial exploded view of this first preferred embodiment;
Fig. 4 is the vertical view of this first preferred embodiment;
Fig. 5 is along the cut-open view acquired by Fig. 4 cathetus V-V;
Fig. 6 is along the cut-open view acquired by Fig. 4 cathetus VI-VI;
Fig. 7 is the upward view of this plastic frame unit of this first preferred embodiment;
Fig. 8 is a plastic frame unit of second preferred embodiment of the present invention and the scheme of installation of a back light unit.
Embodiment
Below in conjunction with drawings and Examples, the present invention is described in detail:
For convenience of description, following embodiment, identical element represents with identical label.
Consult Fig. 2, Fig. 3, Fig. 4, the first preferred embodiment of liquid crystal display device module of the present invention comprises a back light unit 2, liquid crystal panel 3, plastic frame unit 4, fixed frame 5, and a fixed cell 6.
The light source component 22, one that this back light unit 2 comprises a light guide plate 21, this light guide plate 21 adjacent is superimposed on reflecting piece 23, the optical diaphragm group 24 be superimposed between this light guide plate 21 and this liquid crystal panel 3 bottom this light guide plate 21, and a lampshade 25 that releasably can be arranged at this plastic frame unit 4.
This light guide plate 21 has the first side 211 that is inserted in this plastic frame unit 4, and the second side 212 of this first side 211 contrary, and this second side 212 has the light guide plate location division 213 that two are positioned at two opposite corner.In the present embodiment, each light guide plate location division 213 has a detent 214.
Consult Fig. 2, Fig. 5, Fig. 6, this light source component 22 is arranged in this lampshade 25.In the present embodiment, this light source component 22 is multiple cold cathode fluorescent lamp or LED lamp source, this optical diaphragm group 24 has diffusion barrier sheet, gain diaphragm etc., this lampshade 25 utilizes screw to be directly locked on this plastic frame unit 4, this lampshade 25 can directly contact with extraneous ambient air, so the heat of this light source component 22 can transmit through this lampshade 25, caloric requirement compared to existing light source component is transmitted through base plate 15 and plastic frame unit 13 and fixed frame 14, as shown in Figure 1, better heat-radiation effect of the present invention.
The rectangular tabular of this liquid crystal panel 3, and there is an an orthogonal long axis direction X and short-axis direction Y, the bottom surface of a light inlet, the end face of a bright dipping, and four sides, this liquid crystal panel 3 is stacked at above this back light unit 2.
This plastic frame unit 4 comprises a frame body 41 in four frame shapes, one by the separating part 42 extended to inwardly inside this frame body 41 also in quadrilateral between this back light unit 2 and this liquid crystal panel 3, one upwards to be extended by this frame body 41 periphery and is the outer portion 43 of quadrilateral, two limiting sections 44 extended inwardly from the top, the same side of this outer portion 43, two by described limiting section 44, this outer portion 43 and this separating part 42 define the liquid crystal panel slot 45 that a side for this liquid crystal panel 3 plugs jointly, one from this frame body 41 periphery towards downward-extension to enclose portion 46 around the end of this back light unit 2, one is connected to this end and encloses portion 46 and the base plate 47 supporting a bottom surface of this back light unit 2, two are arranged at the plastic frame location division 48 that portion 46 inside surface is enclosed at this end, and a light guide plate slot 49 being positioned at the inside surface that encloses portion 46 in this end and plugging for the first side 211 of this light guide plate 21.
Coordinate and consult Fig. 7, in the present embodiment, described limiting section 44 and described liquid crystal panel slot 45 arrange along the long axis direction X of this liquid crystal panel 3, and be positioned at the top of the light source component 22 of this back light unit 2, this light guide plate slot 49 is the opposite sides being positioned at this liquid crystal panel slot 45, and each plastic frame location division 48 has the locating piece 481 that is positioned the detent 214 of corresponding light guide plate location division 213.
What deserves to be explained is, this plastic frame unit 4 is made up of plastic cement, so four limits have diastrophic elasticity separately.
Consult Fig. 2, Fig. 3, Fig. 5, this fixed frame 5 is arranged at this plastic frame unit 4 along the long axis direction X of this liquid crystal panel 3 and is positioned at the opposite side of described liquid crystal panel slot 45, in the present embodiment, the material of this fixed frame 5 is metal, this fixed frame 5 is arranged at the side of this plastic frame unit 4 away from the light source component 22 of this back light unit 2, and there is the lamina tecti 51 that is covered on this liquid crystal panel 3 local top surface, and one from this lamina tecti 51 towards downward-extension and local this outer portion 43 coated side cover plate 52.In the present embodiment, this lamina tecti 51 is covered on this liquid crystal panel 3 local top surface and refers to the side portion be covered on away from the light source component 22 of this back light unit 2 in this liquid crystal panel 3 end face, this side cover plate 52 local this outer portion 43 coated refers to the side portion of this outer portion 43 coated away from the light source component 22 of this back light unit 2, in addition, in the present embodiment, this fixed frame 5 is in inverted U-shaped, and section is inverted L-shaped, and this lamina tecti 51 and this side cover plate 52 are respectively the both sides of inverted L-shaped.
What deserves to be explained is, described limiting section 44 and described liquid crystal panel slot 45 also can be arrange along the short-axis direction Y of this liquid crystal panel 3, and directly over the light source component 22 not being positioned at this back light unit 2, but this fixed frame 5 still same long axis direction X along this liquid crystal panel 3 is arranged at this plastic frame unit 4 is not positioned at the opposite side of described liquid crystal panel slot 45, and can reach identical beneficial effect.
Consult Fig. 2, Fig. 3, Fig. 6, this fixed cell 6 comprises multiple the top snap fit 61, multiple wherein another top draw-in groove 62, the multiple side snap fit 63 being arranged at one of them of this side cover plate 52 and this plastic frame unit 4 being arranged at this lamina tecti 51 and this plastic frame unit 4 that are arranged at one of them of this lamina tecti 51 and this plastic frame unit 4, and multiple wherein another side bayonet slot 64 also supplying this side snap fit 63 to engage being arranged at this side cover plate 52 and this plastic frame unit 4, described top snap fit 61 and described top draw-in groove 62 can be fixed by buckle each other.In the present embodiment, the quantity of described top snap fit 61 is four, and be arranged at the side portion of outer portion 43 away from the light source component 22 of this back light unit 2 of this plastic frame unit 4, the quantity of described top draw-in groove 62 is four, and being arranged at this lamina tecti 51, the quantity of described side snap fit 63 is four, and is arranged at the side portion of outer portion 43 away from the light source component 22 of this back light unit 2 of this plastic frame unit 4, the quantity of described side bayonet slot 64 is four, and is arranged at this side cover plate 52.
During assembling, first this reflecting piece 23 is positioned over this base plate 47, then the described light guide plate location division 213 of this light guide plate 21 is positioned described plastic frame location division 48, and utilize four limits of the frame body 41 of this plastic frame unit 4 to have diastrophic elasticity separately, can outwards layback so that this light guide plate 21 of complete accommodation, be sticked in after this light guide plate slot 49 until the first side 211 of this light guide plate 21 and decontrol, just this light guide 21 can be fixed on this plastic frame unit 4 accurately.
Then respectively this lampshade 25 and this optical diaphragm group 24 are combined with plastic frame unit 4 and fixed by this back light unit 2 with this separating part 42 and this base plate 47, and this liquid crystal panel 3 is inserted in described liquid crystal panel slot 45 with a side, its excess-three side is with after abutting against mode and being positioned over the end face of this separating part 42, just this fixed frame 5 can be covered on the end face of the contrary described liquid crystal panel slot 45 of this liquid crystal panel 3, after being sticked in described top draw-in groove 62 by described top snap fit 61, just can make the combination that this fixed frame 5 and this liquid crystal panel 3 and this plastic frame unit 4 can be firm, compared to existing liquid crystal display device module, this fixed frame 5 of the present invention can utilize the material punching press aft-loaded airfoil of long slab shape to make, large area iron plate has not been needed to work as raw material, so significantly can reduce the volume of this fixed frame 5, to reduce cost of manufacture.
Because this fixed cell 6 is the movements utilizing described top snap fit 61 and described top draw-in groove 62 to limit a Y-direction respectively, and utilize described side snap fit 63 and described side bayonet slot 64 to limit the movement of a Z-direction, and overall steadiness is more promoted.
In addition, this lampshade 25 is fixed with the bottom surface of the mode of screw closure from this plastic frame unit 4, because the position of this light guide plate 21 is fixed accurately, the position of light source component 22 this light guide plate 21 relative therefore in this lampshade 25 can reach locates accurately.
Can owing to having this plastic frame unit 4 flexible install for this back light unit 2 and locate easily, in addition, compared to existing liquid crystal display device module, owing to reducing the volume of this fixed frame 5, therefore the position of this lampshade 25 can be positioned at outermost and contact outside ambient air, light source component 22 is not only made can more to make light source more even away from this light guide plate 21 putting of position, and then promote the quality of display, simultaneously also because this lampshade 25 directly contacts with extraneous air, better radiating effect can also be obtained.
Consult Fig. 8, second preferred embodiment of the present invention is similar to this second preferred embodiment, its Main Differences be in:
Each plastic frame location division 48 has one and connects the connecting portion 482, enclosing portion 46 in this end and connect this connecting portion 482 can along the swing arm portion 483 of short-axis direction elastic bending, and one connects this swing arm portion 483 and the locating piece 481 engaging for corresponding light guide plate location division 213 and locate, as shown in Figure 3.
So, this second preferred embodiment also can reach the object identical with above-mentioned first preferred embodiment and beneficial effect, and can change and assemble in the mode of this light guide plate 21 of being planted by side, because described swing arm portion 483 has elasticity, therefore, it is possible to arrange outwardly in time inserting this light guide plate 21, and in time being inserted into location, resilience makes described locating piece 481 be fixed on to reach the effect of fixing this light guide plate 21 in described light guide plate location division 213, and then promote convenience when assembling.
In sum, established cooperatively interacting of the fixed frame 5 of this plastic frame unit 4 by this plastic frame unit 4 and partial cover, effectively can fix this liquid crystal panel 3, therefore, it is possible to significantly reduce the volume of this fixed frame 5, and reduce cost of manufacture, so really can reach object of the present invention.
Claims (14)
1. a liquid crystal display device module, comprise a back light unit and a liquid crystal panel, this back light unit comprises a light guide plate, this liquid crystal panel is stacked at above this back light unit, and there is a long axis direction, it is characterized in that: this liquid crystal display device module also comprises a plastic frame unit, this plastic frame unit comprises a frame body, one extends to the separating part between this back light unit and this liquid crystal panel inwardly by this frame body, an outer portion upwards extended by this frame body periphery, at least one limiting section extended inwardly from this outer portion, one encloses portion towards downward-extension with the end around this back light unit from this frame body periphery, at least one is by this limiting section, this outer portion and this separating part define the liquid crystal panel slot that a side for this liquid crystal panel plugs jointly, and at least one is positioned at the light guide plate slot that the inside surface that encloses portion in this end plugs for one of them side of this light guide plate.
2. liquid crystal display device module as claimed in claim 1, it is characterized in that: this liquid crystal display device module also comprises a fixed frame, this fixed frame is arranged at this plastic frame unit along the long axis direction of this liquid crystal panel, and there is the lamina tecti that is covered on this liquid crystal panel local top surface, and one from this lamina tecti towards downward-extension and local this its outer portion of plastic frame unit coated side cover plate.
3. liquid crystal display device module as claimed in claim 2, it is characterized in that: this liquid crystal display device module also comprises a fixed cell, this fixed cell comprises the top snap fit that at least one is arranged at one of them of this lamina tecti and this plastic frame unit, and at least one is arranged at wherein another the top draw-in groove of this lamina tecti and this plastic frame unit, this top snap fit and this top draw-in groove are to fix by buckle each other.
4. liquid crystal display device module as claimed in claim 2, is characterized in that: the material of this fixed frame is metal.
5. liquid crystal display device module as claimed in claim 3, it is characterized in that: this fixed cell also comprises the side snap fit that at least one is arranged at one of them of this side cover plate and this plastic frame unit, and at least one is arranged at wherein another side bayonet slot also supplying this side snap fit to engage of this side cover plate and this plastic frame unit.
6. liquid crystal display device module as claimed in claim 2, it is characterized in that: this fixed frame is inverted U-shaped, and section is inverted L-shaped.
7. liquid crystal display device module as claimed in claim 1, is characterized in that: this plastic frame unit also comprises one and is connected to this end and encloses portion and the base plate supporting a bottom surface of this back light unit.
8. liquid crystal display device module as claimed in claim 7, is characterized in that: this light guide plate slot is the opposite side being positioned at this liquid crystal panel slot.
9. liquid crystal display device module as claimed in claim 7, it is characterized in that: this light guide plate has first side be inserted in this light guide plate slot, and the second side of this first side contrary, this second side has the light guide plate location division that two are positioned at two opposite corner, and this plastic frame unit also comprises two and is arranged at this end and encloses portion's inside surface and for the plastic frame location division of location, described light guide plate location division.
10. liquid crystal display device module as claimed in claim 9, it is characterized in that: each light guide plate location division has a detent, each plastic frame location division has a locating piece.
11. liquid crystal display device modules as claimed in claim 9, it is characterized in that: each plastic frame location division have one connect this end enclose portion connecting portion, one connect this connecting portion and can along the swing arm portion of short-axis direction elastic bending, and one connects this swing arm portion and for the locating piece of the engaging of corresponding light guide plate location division and location.
12. liquid crystal display device modules as claimed in claim 7, is characterized in that: this back light unit also comprises one releasably can be arranged at this plastic frame unit and the lampshade of this light guide plate close, and is installed on the light source component in this lampshade.
13. liquid crystal display device modules as claimed in claim 1, is characterized in that: the frame body of this plastic frame unit has diastrophic elasticity separately.
14. liquid crystal display device modules as claimed in claim 2, is characterized in that: this fixed frame is positioned at the opposite side of this liquid crystal panel slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110343989.2A CN103091874B (en) | 2011-11-03 | 2011-11-03 | Liquid crystal display device module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110343989.2A CN103091874B (en) | 2011-11-03 | 2011-11-03 | Liquid crystal display device module |
Publications (2)
| Publication Number | Publication Date |
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| CN103091874A CN103091874A (en) | 2013-05-08 |
| CN103091874B true CN103091874B (en) | 2016-01-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201110343989.2A Active CN103091874B (en) | 2011-11-03 | 2011-11-03 | Liquid crystal display device module |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104197241B (en) * | 2014-08-19 | 2016-08-17 | 深圳市华星光电技术有限公司 | Backlight module and liquid crystal indicator |
| CN108600433B (en) * | 2018-04-08 | 2020-03-27 | 常州信息职业技术学院 | Electronic communication device |
| CN110255314B (en) * | 2019-06-24 | 2021-03-30 | 上海贝思特电气有限公司 | Elevator display |
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| JP2007232812A (en) * | 2006-02-28 | 2007-09-13 | Optrex Corp | Case of electro-optical display apparatus |
| CN101498863A (en) * | 2009-02-26 | 2009-08-05 | 深圳华映显示科技有限公司 | Back light module unit and display module group |
| CN101681040A (en) * | 2007-06-15 | 2010-03-24 | Lg伊诺特有限公司 | Display device and method for manufacturing thereof |
| TW201024830A (en) * | 2008-12-16 | 2010-07-01 | Pegatron Corp | Displaying apparatus |
| CN201853028U (en) * | 2010-11-09 | 2011-06-01 | 华映视讯（吴江）有限公司 | Liquid crystal module structure with film positioning function |
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2011
- 2011-11-03 CN CN201110343989.2A patent/CN103091874B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007232812A (en) * | 2006-02-28 | 2007-09-13 | Optrex Corp | Case of electro-optical display apparatus |
| CN101681040A (en) * | 2007-06-15 | 2010-03-24 | Lg伊诺特有限公司 | Display device and method for manufacturing thereof |
| TW201024830A (en) * | 2008-12-16 | 2010-07-01 | Pegatron Corp | Displaying apparatus |
| CN101498863A (en) * | 2009-02-26 | 2009-08-05 | 深圳华映显示科技有限公司 | Back light module unit and display module group |
| CN201853028U (en) * | 2010-11-09 | 2011-06-01 | 华映视讯（吴江）有限公司 | Liquid crystal module structure with film positioning function |
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Address after: Hsinchu Science Park, Taiwan, China Applicant after: Innolux Display Group Applicant after: Qunkang Technology (Shenzhen) Co., Ltd. Address before: Miaoli County, Taiwan, China Applicant before: Chimei Optoelectronics Co., Ltd. Applicant before: Qunkang Technology (Shenzhen) Co., Ltd. |
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