CN214311194U

CN214311194U - Television display module

Info

Publication number: CN214311194U
Application number: CN202120057168.1U
Authority: CN
Inventors: 邹文聪; 张广谱; 陈伟雄; 李艳
Original assignee: Shenzhen Skyworth RGB Electronics Co Ltd
Current assignee: Shenzhen Skyworth RGB Electronics Co Ltd
Priority date: 2021-01-08
Filing date: 2021-01-08
Publication date: 2021-09-28
Anticipated expiration: 2031-01-08

Abstract

The utility model discloses a TV display module, which comprises a panel, an optical film, a diffuser plate, a light plate, a back plate which are stacked in sequence, and a middle frame arranged on the side, wherein the middle frame has a first connecting wall , a second connecting wall and a third connecting wall, a U-shaped cavity is formed between the first connecting wall and the second connecting wall, the outer side of the first connecting wall is connected with the edge of the panel, and the second connecting wall has a U-shaped cavity. The first side surface in the cavity is connected with the edge of the diffuser plate through the first side surface, and the outer side surface of the third connecting wall is connected with the back plate. In the utility model, the U-shaped cavity of the E-shaped middle frame can fix the optical material, and the top side wall and the lower side wall can be connected to the panel and the back panel respectively. The expansion space required by the optical material achieves the effect that the frame width W2 is significantly reduced compared to the existing solution W1, and improves the appearance quality of the product.

Description

Television display module

Technical Field

The utility model belongs to the technical field of the TV set, concretely relates to TV display module assembly.

Background

The liquid crystal display module used by the existing television comprises a panel, a backlight module and the like, based On the product appearance requirement, the frame requirement of the liquid crystal television is more and more narrow, and meanwhile, the Black Matrix (BM area or Black bottom area, Black area frame around the visible area) of the liquid crystal panel is also required to be smaller and smaller, the Chip On Flex (COF) interval of the ultra-high-definition product panel with 8K (7680X 4320) definition is smaller, so that the design of the liquid crystal module is more required.

There are generally two divisions of LED backlights. Firstly, the light source color emitted by the LED is divided into a white light LED backlight source and an RGB-LED backlight source, and the common television in the market adopts the white light LED with lower cost. Secondly, according to the division of the injection position, the method can be divided into the following steps: direct-type and side-type are also the means for distinguishing the backlight from the backlight in wide use. The lateral type and the direct type refer to the difference caused by the fact that the LED backlight sources of the flat-panel television are arranged at different positions, and for the direct type, the LEDs are made into dense dot matrixes and are arranged behind a screen to directly irradiate the screen, so the direct type is also called the direct type. The lateral type is that the LED backlight is placed at the side of the screen (actually, four edges of the screen are placed), and the light source illuminates the back of the whole screen after illuminating the light guide plate, so that the whole screen is illuminated.

As shown in fig. 1, the conventional direct-type lcd module generally includes an lcd panel 101, a back plate 108, a light bar 107, a reflective sheet 106, a diffuser plate 105, an optical film 104, and a middle frame 103. In which the liquid crystal panel 101 is connected to the middle frame 103 by the double-sided tape 102, and the back plate 108 and the diffusion plate 105 are mounted on the middle frame 103, for example, by the snaps 109. The back plate 108 is a bevel plate, and the width of the middle frame 103 meeting the installation requirement is large. The BM district of liquid crystal display panel gradually requires to realize the super narrow limit in the market, nevertheless because the material characteristic requirement of diffuser plate (optics diaphragm) has certain installation inflation space, current liquid crystal module frame is great, can the sight to the frame outside size (W1) great, can't realize super narrow frame module. Meanwhile, the existing liquid crystal display module has more components and complex assembly process, and the ground COF (chip on film) space of the 8K panel is small, so that the existing structure can not meet the requirement.

Disclosure of Invention

For solving the problem among the above-mentioned prior art, the utility model provides a TV display module assembly can show the frame width that reduces TV module assembly to obtain the visual effect of full face screen.

In order to achieve the above object, the utility model discloses a TV display module assembly's concrete technical scheme as follows:

the utility model provides a television display module assembly, is including the center of the panel, optics diaphragm, diffuser plate, lamp plate, the backplate that stack gradually the setting to and the side of setting, the center has first connecting wall, second connecting wall and third connecting wall, forms U type cavity between first connecting wall and the second connecting wall, and the lateral surface of first connecting wall and the edge connection of panel, the second connecting wall has and is located the internal first side of U die cavity and passes through the edge of first side and diffuser plate links to each other, the diffuser plate with the optics diaphragm links to each other, and the edge of diffuser plate and optics diaphragm all holds the U die cavity is internal to the edge and the first connecting wall interval of optics diaphragm set up, the lateral surface of third connecting wall with the backplate is connected, the backplate with the lamp plate links to each other.

Furthermore, the middle frame is of a groove-shaped structure with an E-shaped cross section.

Further, the back plate is of a plane plate-shaped structure.

Furthermore, the back plate is a metal plate and is fixedly connected with the middle frame in a sticking or screw fixing mode.

The sealing frame is connected with the back plate through the adaptor, and the adaptor is connected with the back plate and the sealing frame respectively.

Furthermore, the adapter is a long-strip-shaped groove-shaped structure with a U-shaped cross section, the adapter is provided with a connecting arm, and the connecting arm of the adapter is connected with the back plate.

Furthermore, the adaptor also has a support arm, the support arm is in the same plane with the first side of the second connecting wall of the middle frame, and the support arm is connected with the support diffusion plate.

Furthermore, the middle frame is of a U-shaped structure, and the middle frame, the back plate and the adaptor are of an integrally formed structure.

Further, the adaptor with but be provided with the buckle and the joint hole that the cooperation is connected on the sealing frame respectively, the adaptor passes through buckle and joint hole block with the sealing frame and is connected, still is provided with the inserting groove on the sealing frame, and at least some lateral wall of adaptor inserts in order to strengthen the stability of being connected of sealing frame and adaptor in the inserting groove.

Furthermore, a decoration strip is arranged outside the sealing frame, the decoration strip covers the outer side of the sealing frame, a supporting block is arranged on the sealing frame, and a supporting block gasket is arranged between the sealing frame and the inner wall surface of the decoration strip.

The utility model discloses in, optical material can be fixed to the U die cavity body of E style of calligraphy center, and top lateral wall and lower lateral wall can be connected panel and backplate respectively, and above-mentioned structural design has saved the space that the side buckle needs, and can provide the required inflation space of optical material, realizes the effect that frame width W2 obviously reduces than current scheme W1, has promoted the outward appearance quality of product, has also saved the use that diffuser plate supported spare part among the current structure. The combination of the E-shaped middle frame and the flat backboard reduces the size from the visual area to the outermost side of the frame, can realize the design of the ultra-narrow frame, meets the optical visual effect of the liquid crystal module, and realizes the comprehensive screen design of the ultra-narrow frame.

Drawings

Fig. 1 is a schematic structural diagram of a conventional television display module;

fig. 2 is a schematic view of an exploded structure of the television display module of the present invention;

FIG. 3 is a cross-sectional view of the connecting structure of the middle frame of the TV display module of the present invention;

fig. 4-6 are cross-sectional views of the middle frame of the tv display module according to the present invention;

fig. 7 is a schematic structural view of the middle frame and the sealing frame in the television display module of the present invention;

fig. 8 is a schematic structural view of a connecting member and a sealing frame in the tv display module according to the present invention;

fig. 9 is a cross-sectional view of the connecting structure between the connecting member and the back plate in the tv display module according to the present invention;

fig. 10 is a cross-sectional view of the connection structure of the sealing frame of the tv display module according to the present invention.

Detailed Description

In order to better understand the purpose, structure and function of the present invention, the following description is made in detail with reference to the accompanying drawings.

As shown in fig. 2-6, the tv display module of the present invention includes a panel 10, a middle frame 20, a diffuser plate 31, an optical film 30, a lamp panel 40 and a back plate 50, wherein the middle frame 20 is of an E-shaped structure, the middle frame 20 includes a first connecting wall 21, a second connecting wall 22 and a third connecting wall 23, a U-shaped cavity 24 is formed between the first connecting wall 21 and the second connecting wall 22, wherein an outer side of the first connecting wall 21 is connected to the panel 10, for example, an outer side of the first connecting wall 21 is connected to the panel 10 through a double-sided tape 11, an outer side of the first connecting wall 21 is a side outside the U-shaped cavity 24, a first side of the second connecting wall 22 is connected to the diffuser plate 31, the diffuser plate 31 is connected to the optical film 30, the diffuser plate 31 and the optical film 30 are accommodated in the U-shaped cavity 24 and spaced apart from the first connecting wall 21 by a certain distance to reserve a space for accommodating expansion of the diffuser plate 31 and the optical film 30, the first side of the second connecting wall 22 is the side located in the U-shaped cavity body 24. The lateral surface of third connecting wall 23 is connected with backplate 50, and backplate 50 links to each other with lamp plate 40.

The E-shaped middle frame 20 is connected to a plurality of edges of the panel 10, the diffuser plate 31 and the back plate 50, so as to stably connect and fix the panel 10, the diffuser plate 31 and the back plate 50, respectively, for example, the E-shaped middle frame 20 is an integrally formed U-shaped structure (as shown in fig. 7), thereby facilitating production and assembly.

The back plate 50 may be a metal plate, such as a steel-plastic plate or an aluminum-plastic plate, and is preferably a flat plate structure, and the back plate 50 is fixed to the middle frame 20 by an adhesive 51 or by screws. When the back plate 50 is fixed by screws, the back plate 50 is provided with salad holes, and the back plate 50 and the middle frame 20 are fixed by countersunk screws 52 to ensure that the surface of the back plate 50 is flat. Therefore, the E-shaped middle frame 20 can be fixedly connected with the back plate 50, the panel 10 and the optical film 30, and the width of the middle frame 20, namely the width of the outer frame, is obviously reduced.

The utility model discloses a TV display module assembly still includes sealing frame 70, for example sealing frame 70 is preferred to be connected in the ground side of TV screen (the TV is put and is close one side on ground), thereby sealing frame 70 and the cooperation of center 20 accomplish TV display module assembly's closure.

As shown in fig. 8-10, since the back plate 50 is a structure that is not easy to bend, such as a steel-plastic plate or an aluminum-plastic plate, in order to facilitate the connection between the sealing frame 70 and the back plate 50, the adaptor 60 is connected to the sealing frame 70 and the back plate 50, respectively, the sealing frame 70 is connected to the back plate 50 through the adaptor 60, the adaptor 60 is in the shape of a long-strip groove, the cross section of the adaptor 60 is U-shaped, for example, U-shaped with unequal arms, and the adaptor 60 is connected to the sealing frame 70 and the back plate 50, respectively. The back plate 50 can be connected with the adapter 60 by screws or by adhesion, for example, a salad hole is formed in the back plate 50 (inside the back plate 50), and the back plate 50 is fixedly connected with the adapter 60 by a countersunk head screw, so that the flatness of the inside of the back plate 50 is ensured, the assembly of the lamp panel 40 is not affected, and good heat dissipation performance is ensured.

The U-shaped adaptor 60 includes a connecting arm 61 and a supporting arm 62, the connecting arm 61 of the U-shaped adaptor 60 is connected to the back plate 50, for example, connected to the ground side of the back plate 50, the supporting arm 62 of the U-shaped adaptor 60 is located on the same plane as the first side of the second connecting wall 22 of the middle frame 20, and the supporting arm 62 of the U-shaped adaptor 60 is connected to support the diffuser plate 31 and facilitate the assembly of the diffuser plate 31. The U-shaped groove between the support arm 62 and the connection arm 61 of the adaptor 60 can ensure the distance between the lamp panel 40 and the diffuser plate 31, so as to provide the distance required by the light mixing of the lamp panel 40, and the support arm 62 provides the area of the support platform for supporting the diffuser plate 31. The E-shaped center frame 20, the back plate 50, and the adaptor 60 are preferably integrally formed to facilitate assembly and processing.

The adaptor 60 is engaged with the sealing frame 70, for example, the adaptor 60 is provided with a convex buckle 63, the sealing frame 70 is provided with a clamping hole 71 engaged with the buckle, and the buckle and the clamping hole can be exchanged. The sealing frame 70 is further provided with an insertion groove 72, at least a part of the side wall of the adaptor 60 can be inserted into the insertion groove to enhance the connection stability of the sealing frame 70 and the adaptor 60 and prevent the side turning, and a cavity for fixing the optical film 30 is formed between the supporting arm 62 of the adaptor 60 and the sealing frame 70.

In addition, as shown in fig. 10, a decorative strip 80 is further disposed outside the sealing frame 70, the decorative strip 80 covers the outside of the sealing frame 70, for example, screw holes are correspondingly disposed on the side walls of the adaptor 60 and the sealing frame 70, and the decorative strip 80 is connected and fixed with the adaptor 60 and the sealing frame 70 through screws. The sealing frame 70 is further provided with a supporting block 73, the supporting block 73 is lined between the sealing frame 70 and the inner wall surface of the decoration strip 80 to form an interval of the main side wall, the thickness of the supporting block is small, and the requirement that the distance between the 8K panels 10COF is small is met. The screw hole is preferably formed on the support block.

The utility model discloses in, optical material (like optics diaphragm 30 and diffuser plate 31) can be fixed to the U die cavity body 24 of E style of calligraphy center 20, and top lateral wall and lower lateral wall can be connected panel 10 and backplate 50 respectively. This structural design has saved the space that the side buckle needs, and can provide the required inflation space of optical material, realizes the effect that frame width W2 obviously reduces than current scheme W1, has promoted the outward appearance quality of product, has also saved the use that diffuser plate 31 supported spare part among the current structure. By combining the E-shaped middle frame 20 and the flat backboard 50, the ultra-narrow frame design can be realized, the optical visual effect of the liquid crystal module is met, and the ultra-narrow frame comprehensive screen design is realized.

It is to be understood that the present invention has been described with reference to certain embodiments, and that various changes or equivalents may be substituted for elements thereof by those skilled in the art without departing from the spirit and scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from the essential scope thereof. Therefore, the present invention is not limited to the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of the present application are intended to be covered by the present invention.

Claims

1. a television display module, is characterized in that, comprises the panel, the optical film, the diffuser plate, the light plate, the back plate that are arranged in successive layers, and the middle frame of the side that is arranged, and the described middle frame has the first connection A U-shaped cavity is formed between the first connecting wall and the second connecting wall, the outer side surface of the first connecting wall is connected with the edge of the panel, and the second connecting wall has a The first side in the U-shaped cavity is connected with the edge of the diffuser plate through the first side, the diffuser plate and the optical film are connected to each other, and the edges of the diffuser plate and the optical film are both accommodated in the U-shaped cavity inside the cavity, and the edge of the optical film is spaced from the first connecting wall, the outer side surface of the third connecting wall is connected with the backboard, and the backboard is connected with the lamp board.

2 . The TV display module according to claim 1 , wherein the middle frame is a groove-shaped structure with an E-shaped cross section. 3 .

3 . The TV display module according to claim 1 , wherein the back plate has a flat plate-like structure. 4 .

4 . The TV display module according to claim 1 , wherein the back plate is a metal plate, and the back plate is fixedly connected to the middle frame by means of sticking or screwing. 5 .

5. The TV display module according to any one of claims 1-4, characterized in that, further comprising a sealing frame and an adapter, wherein the sealing frame is connected to the backplane through the adapter, and the adapter The parts are respectively connected with the back plate and the sealing frame.

6 . The TV display module according to claim 5 , wherein the adaptor is an elongated slot-shaped structure with a U-shaped cross-section, the adaptor has a connecting arm, and the connecting arm of the adaptor is connected to the The backplane is connected.

7 . The TV display module according to claim 6 , wherein the adapter further has a support arm, the support arm and the first side surface of the second connecting wall of the middle frame are on the same plane, and the support arm is in the same plane. 8 . The arm connection supports the diffuser plate.

8 . The TV display module according to claim 5 , wherein the middle frame is a U-shaped structure, and the middle frame, the back plate and the adapter are integrally formed. 9 .

9 . The TV display module according to claim 5 , wherein the adapter and the sealing frame are respectively provided with buckles and clamping holes that can be connected with each other, and the adapter is connected with 9 . The sealing frame is snap-connected through the buckle and the clamping hole, and the sealing frame is also provided with an insertion slot, and at least a part of the side wall of the adapter is inserted into the insertion slot to enhance the connection between the sealing frame and the adapter stability.

10 . The TV display module according to claim 5 , wherein the sealing frame is further provided with decorative strips, the decorative strips cover the outer side of the sealing frame, and the sealing frame is provided with a support block, the support block is 10 . The gasket is between the sealing frame and the inner wall surface of the trim strip.