CN218332233U - Backlight module of plastic frame block glass light guide plate - Google Patents
Backlight module of plastic frame block glass light guide plate Download PDFInfo
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- CN218332233U CN218332233U CN202222960239.6U CN202222960239U CN218332233U CN 218332233 U CN218332233 U CN 218332233U CN 202222960239 U CN202222960239 U CN 202222960239U CN 218332233 U CN218332233 U CN 218332233U
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- light guide
- guide plate
- riser
- glass
- glass light
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Abstract
The utility model relates to a side income formula backlight unit technical field, in order to solve the thicker technical problem of backlight unit, the utility model discloses a backlight unit of plastic frame block glass light guide plate, be provided with pi type's plastic frame board at backlight unit's top, the plastic frame board includes diaphragm and the first riser of connecting perpendicularly in the diaphragm bottom, the second riser, the medial surface of first riser and second riser forms the draw-in groove that is used for block glass light guide plate, the reflector plate passes through the colloid and laminates the lateral surface at the first riser, the liquid crystal display panel passes through the colloid and laminates the lateral surface at the second riser, cancel the center structure, make the interval between liquid crystal display panel and the diaphragm littleer, glass light guide plate is thinner than current plastic light guide plate, the thickness of backlight unit has been reduced on the whole, make the whole structure ultra-thin, reach the narrow limit effect, low cost, the outward appearance is exquisite; the realization main part is by three glass ultra-thin structures, not only low cost, and the outward appearance is exquisite moreover.
Description
Technical Field
The utility model relates to a side income formula backlight unit technical field especially relates to a backlight unit of plastic frame block glass light guide plate.
Background
The existing display equipment such as a display, a television and the like adopts side-in type backlight or direct type backlight, wherein the side-in type backlight refers to that lamp beads are arranged around the display equipment, and the common mode is that the two sides of the display equipment or the bottom of the display equipment are adopted. The direct type backlight is to arrange the lamp beads on the back of the display device, so the direct type backlight display device is usually thicker than the lateral type backlight display device, the pursuit of the product shape is continuously improved while the pursuit of the display effect and the use performance is pursued, the appearance is exquisite, the cost is low, and the convenience of maintenance becomes one of the subjects of continuous research and research, and the lateral type backlight is often adopted in order to optimally demand the slim and beautiful design.
The side-in LED backlight module structurally comprises an LED light source and a light guide plate, wherein the light guide plate converts a linear light source into a surface light source, the LED light source is arranged on the side face of the light guide plate, and lattice points are formed on the bottom face of the light guide plate. The light emitted by the LED package is coupled into the light guide plate and is transmitted towards the display panel through reflection and scattering of the reflecting sheet and the mesh points.
As shown in fig. 1, the existing backlight module has a set of back plates as a main structure, and the backlight material can only be stacked and assembled from the inside of the machine, and has a relatively soft overall strength. Plastic light guide plate 4 and metal backplate 7 commonly used, 4 leaded light rates of plastic light guide plate are low, and the luminous intensity that increases lamp strip 5 could reach the luminance that needs, causes the cost higher, and produces deformation easily when the high temperature. The plastic light guide plate 4 is thick, and a plastic middle frame 8 for supporting the liquid crystal panel 1 is arranged between the plastic light guide plate 4 and the liquid crystal panel 1, so that the existing backlight module is thick, the control cost is not facilitated, and the appearance is not attractive.
At the top of the backlight module, there are many structural members, including the structures of the metal back plate, the fixed structural member, the light-emitting lamp tube, the reflective sheet, the light guide plate, the membrane series, the middle frame, the liquid crystal panel and the front frame (face frame), resulting in the backlight module being thicker.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a backlight unit of plastic frame block glass light guide plate to the prior art disappearance, solves the technical problem that backlight unit is thick.
In order to achieve the above object, the utility model provides a pair of backlight unit of plastic frame block glass light guide plate's concrete technical scheme as follows:
the utility model provides a backlight unit of plastic frame block glass light guide plate, including glass light guide plate and the glass backplate of setting in glass light guide plate rear side, the laminating has the reflector plate between glass light guide plate and the glass backplate, the laminating of the front side of glass light guide plate has the diaphragm, the laminating of the front side of diaphragm has liquid crystal display panel, be provided with the plastic frame board of pi type at backlight unit's top, plastic frame board includes diaphragm and the riser of connection perpendicularly in the diaphragm bottom, the second riser, the medial surface of riser and second riser forms the draw-in groove that is used for block glass light guide plate, the reflector plate passes through the colloid laminating lateral surface at the riser, liquid crystal display panel passes through the lateral surface of colloid laminating at the second riser.
Compared with the existing backlight module, the backlight module has the advantages that the middle frame structure is omitted, so that the space between the liquid crystal panel and the diaphragm is smaller, the glass light guide plate is thinner than the existing plastic light guide plate, the thickness of the backlight module is reduced as a whole, the whole structure is ultrathin, the narrow edge effect is achieved, the cost is low, and the appearance is exquisite; the glass back plate is used as a main body structure, the reflecting sheet with the back glue on the whole surface is attached, the plastic side frame plate is glued and attached to the glass light guide plate in a clamping mode, the diaphragm is assembled, the radiator and the light bar of the aluminum profile are assembled, the liquid crystal glass is glued and fixed on the second vertical plate, the main body is a three-glass ultrathin structure consisting of the liquid crystal panel, the glass light guide plate and the glass back plate, the cost is low, the appearance is exquisite, and the glass ultrathin structure is suitable for display products such as TVs and displays.
Further, a heightening strip is arranged between the liquid crystal panel and the glass light guide plate at the bottom of the backlight module, a light bar is arranged at the bottom end of the glass light guide plate, and a radiator is wrapped outside the light bar.
Further, the colloid is PUR glue.
The utility model provides a pair of backlight unit of plastic frame block glass light guide plate has following advantage:
compared with the existing backlight module, the backlight module has the advantages that the middle frame structure is omitted, so that the space between the liquid crystal panel and the diaphragm is smaller, the glass light guide plate is thinner than the existing plastic light guide plate, the thickness of the backlight module is integrally reduced, the whole structure is ultrathin, the narrow-edge effect is achieved, the cost is low, and the appearance is exquisite; the glass back plate is used as a main body structure, the reflecting sheet with the back glue on the whole surface is attached, the plastic side frame plate is glued and attached to the glass light guide plate in a clamping mode, the diaphragm is assembled, the radiator and the light bar of the aluminum profile are assembled, the liquid crystal glass is glued and fixed on the second vertical plate, the main body is a three-glass ultrathin structure consisting of the liquid crystal panel, the glass light guide plate and the glass back plate, the cost is low, the appearance is exquisite, and the glass ultrathin structure is suitable for display products such as TVs and displays.
Drawings
Fig. 1 is a sectional structure view of a backlight module according to the prior art provided by the present invention;
fig. 2 is a sectional structure view of the backlight module provided by the present invention;
fig. 3 is an enlarged view of the top a of the backlight module provided by the present invention;
fig. 4 is an enlarged view of the bottom B of the backlight module provided by the present invention;
fig. 5 is a sectional view of the backlight module according to the present invention.
In the figure: 1. a liquid crystal panel; 2. a front frame; 3. a membrane; 4. a plastic light guide plate; 41. a glass light guide plate; 5. a light bar; 6. a reflective sheet; 7. a metal back plate; 71. a glass back plate; 8. a middle frame; 9. a heat sink; 11. a plastic frame plate; 111. a transverse plate; 112. a first vertical plate; 113. a second vertical plate; 12. a colloid; 14. a heightening strip.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
Referring to fig. 2, fig. 4 and fig. 5, the utility model provides a pair of backlight unit of plastic frame block glass light guide plate, including glass light guide plate 41 and the glass backplate 71 of setting at glass light guide plate 41 rear side, the laminating has reflector plate 6 between glass light guide plate 41 and the glass backplate 71, the laminating of the front side of glass light guide plate 41 has diaphragm 3, the laminating of the front side of diaphragm 3 has liquid crystal display panel 1, be provided with pi type's plastic frame plate 11 at backlight unit's top, plastic frame plate 11 includes diaphragm 111 and the first riser 112 of perpendicular connection in diaphragm 111 bottom, second riser 113, the medial surface of first riser 112 and second riser 113 forms the draw-in groove that is used for block glass light guide plate 41, reflector plate 6 passes through the laminating of colloid 12 at the lateral surface of first riser 112, liquid crystal display panel 1 laminates the lateral surface at second riser 113 through colloid 12.
Compared with the existing backlight module, the structure of the middle frame 8 is omitted, so that the distance between the liquid crystal panel 1 and the diaphragm 3 is smaller, the glass light guide plate 41 is thinner than the existing plastic light guide plate 4, the thickness of the backlight module is integrally reduced, the structure of the whole backlight module is ultrathin, the narrow-edge effect is achieved, the cost is low, and the appearance is exquisite; the glass back plate 71 is used as a main body structure, the reflecting sheet 6 with the back adhesive on the whole surface is attached, the plastic side frame plate 11 is glued and attached in a dispensing mode and clamped with the glass light guide plate 41, the diaphragm 3 is assembled, the radiator 9 and the light bar 5 of the aluminum profile are assembled, and the liquid crystal glass is fixed in a dispensing mode on the second vertical plate 113, so that the main body is a three-glass ultrathin structure consisting of the liquid crystal panel 1, the glass light guide plate 41 and the glass back plate 71, the cost is low, the appearance is exquisite, and the glass ultrathin structure is suitable for display products such as TVs and displays.
Referring to fig. 4, at the bottom of the backlight module, a heightening strip 14 is disposed between the liquid crystal panel 1 and the glass light guide plate 41, a light bar 5 is disposed at the bottom end of the glass light guide plate 41, and a heat sink 9 is wrapped outside the light bar 5.
Further, the colloid 12 is a PUR adhesive, the adhesion and toughness of the PUR can be adjusted, and the PUR adhesive has excellent adhesion strength, temperature resistance, chemical corrosion resistance and aging resistance.
To sum up, compared with the existing backlight module, the backlight module with the plastic frame clamped with the glass light guide plate provided by the utility model has the advantages that the middle frame structure is cancelled, so that the distance between the liquid crystal panel and the diaphragm is smaller, the glass light guide plate is thinner than the existing plastic light guide plate, the thickness of the backlight module is reduced as a whole, the whole structure is ultrathin, the narrow edge effect is achieved, the cost is low, and the appearance is exquisite; the glass back plate is used as a main body structure, the reflecting sheet with the back glue on the whole surface is attached, the plastic side frame plate is glued and attached to the glass light guide plate in a clamping mode, the diaphragm is assembled, the radiator and the light bar of the aluminum profile are assembled, the liquid crystal glass is glued and fixed on the second vertical plate, the main body is a three-glass ultrathin structure consisting of the liquid crystal panel, the glass light guide plate and the glass back plate, the cost is low, the appearance is exquisite, and the glass ultrathin structure is suitable for display products such as TVs and displays.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (3)
1. The utility model provides a backlight unit of plastic frame block glass light guide plate, includes glass light guide plate (41) and glass backplate (71) of setting in glass light guide plate (41) rear side, the laminating has reflector plate (6) between glass light guide plate (41) and glass backplate (71), the front side laminating of glass light guide plate (41) has diaphragm (3), the front side laminating of diaphragm (3) has liquid crystal display panel (1), its characterized in that is provided with plastic frame board (11) of pi type at backlight unit's top, plastic frame board (11) include diaphragm (111) and connect first riser (112), second riser (113) in diaphragm (111) bottom perpendicularly, the medial surface of first riser (112) and second riser (113) forms the draw-in groove that is used for block glass light guide plate (41), reflector plate (6) laminate the lateral surface at first riser (112) through colloid (12), liquid crystal display panel (1) laminates the lateral surface at second riser (113) through colloid (12).
2. The backlight module with the plastic frame fastened to the glass light guide plate as claimed in claim 1, wherein a step-up strip (14) is disposed between the liquid crystal panel (1) and the glass light guide plate (41) at the bottom of the backlight module, a light bar (5) is disposed at the bottom end of the glass light guide plate (41), and a heat sink (9) is wrapped outside the light bar (5).
3. The backlight module with the plastic frame engaged with the glass light guide plate as claimed in claim 2, wherein the adhesive (12) is PUR adhesive.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222960239.6U CN218332233U (en) | 2022-11-04 | 2022-11-04 | Backlight module of plastic frame block glass light guide plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222960239.6U CN218332233U (en) | 2022-11-04 | 2022-11-04 | Backlight module of plastic frame block glass light guide plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218332233U true CN218332233U (en) | 2023-01-17 |
Family
ID=84828480
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222960239.6U Active CN218332233U (en) | 2022-11-04 | 2022-11-04 | Backlight module of plastic frame block glass light guide plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218332233U (en) |
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2022
- 2022-11-04 CN CN202222960239.6U patent/CN218332233U/en active Active
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