CN210894927U

CN210894927U - Thin direct type display module

Info

Publication number: CN210894927U
Application number: CN201921971456.7U
Authority: CN
Inventors: 李飞; 唐业波; 孙大富; 汤占刚; 王本初
Original assignee: Dongguan Yintaifeng Optical Technology Co Ltd
Current assignee: Dongguan Yintaifeng Optical Technology Co Ltd
Priority date: 2019-11-14
Filing date: 2019-11-14
Publication date: 2020-06-30
Anticipated expiration: 2029-11-14

Abstract

The utility model provides a slim straight following formula display module assembly, including the glass bottom plate that sets gradually, diffuser plate and liquid crystal board, one side printing that the glass bottom plate is close to the diffuser plate has the conducting wire layer, the welding has a plurality of evenly distributed's luminous chip on the conducting wire layer, clearance packing between the luminous chip has the reflection piece, be connected with the insulating layer between reflection piece and the conducting wire layer, one side that the diffuser plate is close to the glass bottom plate covers there is first OCA glue film, all luminous chips and all reflection pieces are connected to the bottom surface of first OCA glue film, be connected with the second OCA glue film between diffuser plate and the liquid crystal board. The utility model discloses a mode of laminating entirely connects each sheet layer, can effectively reduce display module assembly's thickness, and in addition, the setting of reflection block can make full use of space, can further reduce display module assembly's thickness, and overall structure is firm reliable, is difficult for taking place the short circuit problem.

Description

Thin direct type display module

Technical Field

The utility model relates to a display module assembly specifically discloses a slim straight following formula display module assembly.

Background

The display module generally refers to a liquid crystal display module, in which a backlight module is disposed on the back of a liquid crystal panel, and the liquid crystal panel realizes the image display effect by using light from the backlight module.

Among the prior art, display module assembly generally includes straight following formula display module assembly and side income formula display module assembly, and side income formula display module assembly has the advantage of slim design, nevertheless has luminance not enough scheduling problem, and straight following formula display module assembly has the advantage that luminance is sufficient, the display effect is good, nevertheless has the problem that thickness is big.

SUMMERY OF THE UTILITY MODEL

Therefore, it is necessary to provide a thin direct type display module, which can effectively reduce the thickness of the display module and has a firm and reliable overall structure.

For solving the prior art problem, the utility model discloses a slim straight following formula display module assembly, including the glass bottom plate that sets gradually, diffuser plate and liquid crystal board, one side printing that the glass bottom plate is close to the diffuser plate has the conducting wire layer, the welding has a plurality of evenly distributed's luminous chip on the conducting wire layer, the clearance packing between the luminous chip has the reflection piece, be connected with the insulating layer between reflection piece and the conducting wire layer, one side that the diffuser plate is close to the glass bottom plate covers there is first OCA glue film, all luminous chips and all reflection pieces are connected to the bottom surface of first OCA glue film, be connected with the second OCA glue film between diffuser plate and the liquid crystal board.

Further, the conductive circuit layer is an ITO circuit layer.

Further, the distance between two adjacent light-emitting chips is 4-5 mm.

Furthermore, the thickness of the light-emitting chip is 20 μm, and the thickness of the first OCA glue layer is less than 10 μm.

Furthermore, the reflecting block is a high-gloss aluminum block or a metal silver block.

Further, the insulating layer is a silicon dioxide layer.

The utility model has the advantages that: the utility model discloses a slim straight following formula display module assembly connects each sheet layer through the mode of laminating entirely, need not to set up unnecessary frame, can effectively reduce display module assembly's thickness, accords with the demand of frivolous design when using the display screen, and in addition, the setting of reflection block can make full use of space, can further reduce display module assembly's thickness, and overall structure is firm reliable, is difficult for taking place the short circuit problem.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

The reference signs are: the liquid crystal display panel comprises a glass base plate 10, a conductive circuit layer 11, a light emitting chip 12, a reflecting block 13, an insulating layer 14, a diffusion plate 20, a first OCA glue layer 21, a second OCA glue layer 22 and a liquid crystal panel 30.

Detailed Description

For further understanding of the features and technical means of the present invention, as well as the specific objects and functions attained by the present invention, the present invention will be described in further detail with reference to the accompanying drawings and detailed description.

Refer to fig. 1.

The embodiment of the utility model discloses straight following formula display module assembly of slim, including the glass bottom plate 10 that sets gradually, diffuser plate 20 and liquid crystal board 30, glass bottom plate 10 is close to one side printing of diffuser plate 20 has conducting wire layer 11, the welding has a plurality of evenly distributed's luminous chip 12 on conducting wire layer 11, preferably, luminous chip 12 is SMD LED lamp pearl, the clearance packing between luminous chip 12 has reflection block 13, can effectively improve the utilization ratio of light energy, be connected with insulating layer 14 between reflection block 13 and the conducting wire layer 11, one side that diffuser plate 20 is close to glass bottom plate 10 covers there is first OCA glue film 21, all luminous chip 12's top surface and all reflection block 13's top surface are connected to the bottom surface of first OCA glue film 21, be connected with second OCA glue film 22 between diffuser plate 20 and the liquid crystal board 30.

Mode through full laminating sets up display module assembly, need not to use unnecessary frame construction, laminate completely between the interlayer, can effectively reduce display module assembly's thickness, accord with the modern demand to frivolous design when using the display screen, reflection block 13 is filled between luminescence chip 12, can effectively save space, avoid increasing the thickness of whole module because of setting up the reflection stratum, in addition, reflection block 13's material is mostly metal or dielectric, insulating layer 14 can effectively avoid reflection block 13 to cause the short circuit to conducting wire layer 11, can effectively ensure display module assembly's reliability.

The utility model discloses a mode of laminating entirely connects each sheet layer, need not to set up unnecessary frame, can effectively reduce display module assembly's thickness, accords with the demand of frivolous design when using the display screen, and in addition, the setting of reflection block 13 can make full use of space, can further reduce display module assembly's thickness, and overall structure is firm reliable, is difficult for taking place the short circuit problem.

In this embodiment, the conductive circuit layer 11 is an ITO circuit layer, ITO is fully called indium tin oxide, and is plated on the surface of the glass substrate 10 by a magnetron sputtering method.

In the present embodiment, the distance between two adjacent light emitting chips 12 is 4-5 mm, that is, the length or width of the reflection block 13 is 4-5 mm, which can effectively improve the effect of the light emitting chips 12 providing the surface light source to the liquid crystal panel 30 through the diffusion plate 20, and can ensure that the brightness of the surface light source is sufficiently large and uniform.

In the embodiment, the thickness of the light emitting chip 12 is 20 μm, and the thickness of the first OCA glue layer 21 is less than 10 μm, so that the light emitted from the light emitting chip 12 can smoothly and directly enter the diffusion plate 20, and the light emitting effect can be effectively improved.

In this embodiment, the reflective block 13 is a high-gloss aluminum block or a metal silver block, and both the high-gloss aluminum and the metal silver have good reflective performance.

Based on the above embodiment, the insulating layer 14 is a silicon dioxide layer, which is insulating and has a strong bonding capability with the glass substrate 10, so that the firmness of the entire display module can be effectively improved.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A thin direct type display module is characterized in that the display module comprises a glass bottom plate (10), a diffusion plate (20) and a liquid crystal plate (30) which are arranged in sequence, a conductive circuit layer (11) is printed on one side of the glass bottom plate (10) close to the diffusion plate (20), a plurality of light emitting chips (12) which are uniformly distributed are welded on the conductive circuit layer (11), a gap between the light emitting chips (12) is filled with a reflecting block (13), an insulating layer (14) is connected between the reflecting block (13) and the conductive circuit layer (11), one side of the diffusion plate (20) close to the glass bottom plate (10) is covered with a first OCA glue layer (21), the bottom surface of the first OCA glue layer (21) is connected with all the light-emitting chips (12) and all the reflecting blocks (13), and a second OCA glue layer (22) is connected between the diffusion plate (20) and the liquid crystal panel (30).

2. A thin direct type display module according to claim 1, wherein the conductive circuit layer (11) is an ITO circuit layer.

3. The direct type display module according to claim 1, wherein the distance between two adjacent light emitting chips (12) is 4-5 mm.

4. The direct type display module according to claim 1, wherein the thickness of the light emitting chip (12) is 20 μm, and the thickness of the first OCA adhesive layer (21) is less than 10 μm.

5. A thin direct type display module according to claim 1, wherein the reflective block (13) is a high gloss aluminum block or a metal silver block.

6. A thin direct type display module according to claim 5, wherein the insulating layer (14) is a silicon dioxide layer.