CN219105311U

CN219105311U - Display device with all-glass planar appearance structure

Info

Publication number: CN219105311U
Application number: CN202223613399.XU
Authority: CN
Inventors: 陶朝新; 肖葵
Original assignee: Shenzhen Chaoxian Technology Co ltd
Current assignee: Shenzhen Chaoxian Technology Co ltd
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-05-30
Anticipated expiration: 2032-12-30

Abstract

The utility model relates to the technical field of side-in backlight modules, and discloses a display device with a full glass plane appearance structure, wherein a bottom switching fixing plate is arranged at the rear side of a glass backboard, a fixing support is arranged on the switching fixing plate, a lead wire port is arranged on the fixing support, a lower frame is arranged at the bottom of the display device, an upper frame is arranged at the top of the display device, and a glass cover plate is respectively arranged between the fixing support and the upper frame as well as between the fixing support and the lower frame. The upper frame and the lower frame are bonded by the glass cover plate, and then the glass back plate, the reflecting sheet, the glass light guide plate and the liquid crystal glass are mounted, so that the design of the full-plane glass module with the external glass appearance is realized. The structure of the middle frame is changed, so that the distance between the liquid crystal panel and the membrane is smaller, the glass light guide plate is thinner than the existing plastic light guide plate, and the thickness of the backlight module is reduced as a whole, so that the whole structure is ultrathin, the cost is low, and the appearance is exquisite.

Description

Display device with all-glass planar appearance structure

Technical Field

The utility model relates to the technical field of side-in backlight modules, in particular to a display device with a full glass plane appearance structure.

Background

The existing display devices such as a display and a television adopt side-in type backlight or direct type backlight, wherein the side-in type backlight means that lamp beads are arranged around the display device, and the common form is two sides of the display device or the bottom of the display device. The direct type backlight is characterized in that the lamp beads are arranged on the back of the display device, so that the display device of the direct type backlight is generally thicker than that of the side-in type backlight, the pursuit of the product modeling is continuously improved while the display effect and the service performance are pursued, the appearance is exquisite, the cost is low, the convenience of maintenance becomes one of the problems of continuous research, and the side-in type backlight is often adopted for the most slim and attractive design.

The side-in type LED backlight module 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. Light emitted by the LED package enters the light guide plate and propagates to the direction of the display panel through reflection and scattering of the reflecting sheet and the mesh points.

As shown in fig. 1, the existing backlight module is composed of a set of back plates as a main structure, and the backlight materials can only be stacked and assembled from the inside of the machine, and the overall strength is softer. The plastic light guide plate 4 and the metal backboard 7 are commonly used, the light guide rate of the plastic light guide plate 4 is low, the required brightness can be achieved only by increasing the luminous intensity of the lamp strip 5, the cost is high, and deformation is easy to generate when the temperature is too high. The plastic light guide plate 4 has large thickness, 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, and a large distance is reserved between the plastic middle frame and the liquid crystal panel, so that the existing backlight module is thicker, which is not beneficial to control the cost and beautiful.

At the top of backlight unit, the structure is more, including metal backplate, fixed structure, luminous fluorescent tube, reflector plate, light guide plate, diaphragm series, center, liquid crystal display panel and the structure of preceding frame (face frame), leads to backlight unit thicker.

Disclosure of Invention

The utility model aims to provide a display device with a full glass plane appearance structure, which aims at solving the technical problem of thicker backlight module aiming at the defects in the prior art.

In order to achieve the above object, the present utility model provides a display device with a full glass planar appearance structure, which comprises the following specific technical scheme:

the display device comprises a glass light guide plate and a glass backboard arranged at the rear side of the glass light guide plate, wherein a reflecting sheet is bonded between the glass light guide plate and the glass backboard, a diaphragm is bonded at the front side of the glass light guide plate, and a liquid crystal panel is bonded at the front side of the diaphragm; the bottom of glass light guide plate is provided with the lamp strip, and the outside parcel of lamp strip has the radiator, and the rear side of glass backplate is provided with the bottom switching fixed plate, is provided with the fixed bolster on the switching fixed plate, is provided with the lead wire mouth on the fixed bolster, and display device's bottom is provided with the lower frame that is used for fixed display device, and display device's top is provided with the last frame that is used for fixed display device, is provided with glass apron respectively between fixed bolster and last frame, the lower frame. Compared with the existing backlight module, the structure of the middle frame is changed, the distance between the liquid crystal panel and the membrane 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 cover plate and the glass back plate are used as a main body structure of the back plate, wherein the frames of the section bars are attached to the top side and the left side and the right side of the glass cover plate to form a cavity, the glass back plate, the reflecting sheet and the glass light guide plate are attached inwards, the membrane and the liquid crystal panel are covered, the heat dissipation aluminum section bars and the lamp strips are assembled, the main body is ultrathin of four pieces of glass, the cost is low, the appearance is exquisite, and display products such as a TV and a display can be assembled.

Further, the rear side of the radiator extends upwards and wraps the lower part of the glass backboard, the front side of the radiator extends upwards and wraps the lower part of the glass light guide plate, and a cushion block is arranged between the radiator and the liquid crystal panel.

Further, the cross section of the lower frame is F-shaped, the lower end of the liquid crystal panel and the radiator are arranged in the groove body of the lower frame, and the lower part of the glass cover plate is attached to the outer side wall of the lower frame.

Further, the cross section of going up the frame is T shape, including transverse wall and perpendicular wall, the upper portion leading flank of glass apron is laminated in the trailing flank of perpendicular wall through the colloid, and the upper portion trailing flank of glass backplate is laminated in the leading flank of perpendicular wall through the colloid, and the upper portion trailing flank of glass light guide plate is laminated in the reflector plate, and the laminating has two-sided foam rubber between the upper portion trailing flank of liquid crystal display panel and the upper portion leading flank of glass light guide plate.

Preferably, the colloid is a PUR colloid.

The display device with the all-glass planar appearance structure has the following advantages:

the display device in the existing design is composed of a metal backboard, a fixed structural part, a lamp strip, a reflecting sheet, a plastic light guide plate, a membrane, a middle frame, liquid crystal glass and a front frame (face frame), wherein the upper and lower frames are bonded by a glass cover plate, and then the glass backboard, the reflecting sheet, the glass light guide plate and the liquid crystal glass are mounted, so that the design of the full-plane glass module with the appearance of outer glass is realized.

In addition, at the bottom of backlight unit, compare current backlight unit, changed the structure of center, make the interval between liquid crystal panel and the diaphragm littleer, the glass light guide plate is thinner than current plastic light guide plate, has reduced backlight unit's thickness on the whole for complete machine structure is ultra-thin, with low costs and the outward appearance is exquisite. Therefore, the ultrathin and low-cost structure is realized, meanwhile, the automatic production is easy, the existing backlight mode is changed, the screw and buckle design is not needed, and the materials and the procedures are saved.

Drawings

FIG. 1 is a schematic diagram of a prior art backlight module according to the present utility model;

FIG. 2 is a cross-sectional view of a display device with a full glass planar appearance according to the present utility model;

FIG. 3 is an enlarged view of FIG. 2 for the position A provided by the present utility model;

FIG. 4 is an enlarged view provided for at B in FIG. 2 in accordance with the present utility model;

fig. 5 is an enlarged view of fig. 2 at C provided by the present utility model.

In the figure: 1. a liquid crystal panel; 2. a front frame; 21. a lower frame; 3. a membrane; 4. a plastic light guide plate; 41. a glass light guide plate; 5. a light bar; 6. a reflection sheet; 7. a metal backplate; 71. a glass back plate; 8. a middle frame; 81. a heat sink; 9. a glass cover plate; 10. an upper frame; 11. double-sided foam rubber; 12. a colloid; 13. a cushion block; 15. a switching fixing plate; 16. and (5) fixing the bracket.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

Referring to fig. 1 to 5, the display device with a full glass planar appearance structure provided by the utility model comprises a glass light guide plate 41 and a glass back plate 71 arranged at the rear side of the glass light guide plate 41, wherein a reflecting sheet 6 is attached between the glass light guide plate 41 and the glass back plate 71, a diaphragm 3 is attached to the front side of the glass light guide plate 41, and a liquid crystal panel 1 is attached to the front side of the diaphragm 3; the bottom of glass light guide plate 41 is provided with lamp strip 5, and the outside parcel of lamp strip 5 has radiator 81, and the rear side of glass backplate 71 is provided with bottom switching fixed plate 15, is provided with fixed bolster 16 on the switching fixed plate 15, is provided with the lead wire mouth on the fixed bolster 16, and display device's bottom is provided with the lower frame 21 that is used for fixed display device, and display device's top is provided with the last frame 10 that is used for fixed display device, is provided with glass apron 9 between fixed bolster 16 and last frame 10, the lower frame 21 respectively.

In the prior art, the display device is composed of a metal backboard 7, a fixed structural member, a lamp strip 5, a reflecting sheet 6, a plastic light guide plate 4, a membrane 3, a middle frame 8, liquid crystal glass and a front frame 2 (a face frame), wherein a glass cover plate 9 is attached to an upper frame and a lower frame, and then the glass backboard 71, the reflecting sheet 6, the glass light guide plate 41 and the liquid crystal glass are installed, so that the design of a full-plane glass module with the appearance of outer glass is realized.

In addition, at the bottom of backlight unit, compare current backlight unit, changed the structure of center 8, make the interval between liquid crystal panel 1 and the diaphragm 3 littleer, glass light guide plate 41 is thinner than current plastic light guide plate 4, has reduced backlight unit's thickness on the whole for the complete machine structure is ultra-thin, with low costs and the outward appearance is exquisite. Therefore, the ultrathin and low-cost structure is realized, meanwhile, the automatic production is easy, the existing backlight mode is changed, the screw and buckle design is not needed, and the materials and the procedures are saved.

Referring to fig. 5, in one embodiment, the rear side of the heat sink 81 extends upward and wraps the lower portion of the glass back plate 71, the front side of the heat sink 81 extends upward and wraps the lower portion of the glass light guide plate 41, and the spacer 13 is disposed between the heat sink 81 and the liquid crystal panel 1.

Referring to fig. 5, in an embodiment, the cross section of the lower frame 21 is F-shaped, the lower end of the liquid crystal panel 1, the heat sink 81 and the fixing structure are disposed in the groove of the lower frame 21, and the lower portion of the glass cover 9 is attached to the outer side wall of the lower frame 21.

Referring to fig. 3, in an embodiment, the cross section of the upper frame 10 is T-shaped, including a transverse wall and a vertical wall, wherein a left-facing side is defined as a rear side, a right-facing side is defined as a front side, an upper front side of the glass cover plate 9 is attached to the rear side of the vertical wall through a glue 12, an upper rear side of the glass back plate 71 is attached to the front side of the vertical wall through the glue 12, an upper rear side of the glass light guide plate 41 is attached to the reflective sheet 6, and a double-sided foam adhesive 11 is attached between the upper rear side of the liquid crystal panel 1 and the upper front side of the glass light guide plate 41.

Preferably, the colloid 12 is a PUR colloid, and the PUR has adjustable adhesiveness and toughness, excellent adhesive strength, temperature resistance, chemical corrosion resistance and aging resistance.

The glass cover plate 9 and the glass back plate 71 are used as a back plate main body structure, wherein the side frames of the section bars are attached to the day side and the left side and the right side of the glass cover plate 9 to form a cavity, the glass back plate 71, the reflecting sheet 6 and the glass light guide plate 41 are attached inwards, the membrane 3 and the liquid crystal panel 1 are covered, and the heat dissipation aluminum section bars and the light bars 5 are assembled.

In summary, in the display device with the full-glass planar appearance structure provided by the utility model, in the prior art, the display device is composed of a metal backboard, a fixed structural member, a lamp strip, a reflecting sheet, a plastic light guide plate, a membrane, a middle frame, liquid crystal glass and a front frame (face frame), wherein the glass backboard is bonded with the upper and lower frames, and then the glass backboard, the reflecting sheet, the glass light guide plate and the liquid crystal glass are mounted, so that the design of the full-plane glass module with the outer glass appearance is realized.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims

1. The display device with the all-glass planar appearance structure comprises a glass light guide plate (41) and a glass back plate (71) arranged on the rear side of the glass light guide plate (41), wherein a reflecting sheet (6) is attached between the glass light guide plate (41) and the glass back plate (71), a diaphragm (3) is attached to the front side of the glass light guide plate (41), and a liquid crystal panel (1) is attached to the front side of the diaphragm (3); the LED lamp is characterized in that a bottom switching fixing plate (15) is arranged on the rear side of the glass backboard (71), a fixing support (16) is arranged on the switching fixing plate (15), a lead wire port is arranged on the fixing support (16), a lower frame (21) for fixing the display device is arranged at the bottom of the display device, an upper frame (10) for fixing the display device is arranged at the top of the display device, and a glass cover plate (9) is respectively arranged between the fixing support (16) and the upper frame (10) and between the fixing support and the lower frame (21).

2. The display device of an all-glass planar appearance structure according to claim 1, wherein the rear side of the heat sink (81) extends upward and wraps the lower portion of the glass back plate (71), the front side of the heat sink (81) extends upward and wraps the lower portion of the glass light guide plate (41), and a spacer (13) is provided between the heat sink (81) and the liquid crystal panel (1).

3. The display device with the all-glass planar appearance structure according to claim 2, wherein the cross section of the lower frame (21) is in an F shape, the lower end of the liquid crystal panel (1) and the radiator (81) are arranged in the groove of the lower frame (21), and the lower part of the glass cover plate (9) is attached to the outer side wall of the lower frame (21).

4. A display device with a full glass planar appearance structure according to claim 3, wherein the cross section of the upper frame (10) is T-shaped, and comprises a transverse wall and a vertical wall, the upper front side of the glass cover plate (9) is attached to the rear side of the vertical wall through a colloid (12), the upper rear side of the glass back plate (71) is attached to the front side of the vertical wall through the colloid (12), the upper rear side of the glass light guide plate (41) is attached to the reflecting sheet (6), and a double-sided foam rubber (11) is attached between the upper rear side of the liquid crystal panel (1) and the upper front side of the glass light guide plate (41).

5. The display device of claim 4, wherein the gel (12) is PUR gel.