CN214795487U

CN214795487U - Ultrathin liquid crystal display module

Info

Publication number: CN214795487U
Application number: CN202121454643.5U
Authority: CN
Inventors: 徐露; 张磊
Original assignee: Shenzhen Zhongyu Technology Co ltd
Current assignee: Shenzhen Zhongyu Technology Co ltd
Priority date: 2021-06-29
Filing date: 2021-06-29
Publication date: 2021-11-19
Anticipated expiration: 2031-06-29

Abstract

The utility model belongs to the technical field of display module, and discloses an ultra-thin liquid crystal display module, which comprises a shell, wherein a flexible printed circuit board is arranged inside the shell, a light guide plate is bonded on the lower surface wall of the flexible printed circuit board, a backlight plate is bonded on the lower surface wall of the light guide plate, an optical module is arranged on the upper surface wall of the flexible printed circuit board, a polaroid is bonded on the upper surface wall of the optical module, a liquid crystal display panel is bonded on the upper surface wall of the polaroid, a gland is arranged on the top end of the shell, an opening is arranged on the top end of the gland, the utility model discloses a gland can be installed after the display module is installed in the shell through the cooperation of the gland and a press pad, the stability of bonding among layers can be effectively increased, the displacement is avoided, in addition, the stain resistance of the display module can be effectively improved through the addition of an anti-fouling plate, the liquid crystal display panel is prevented from being polluted.

Description

Ultrathin liquid crystal display module

Technical Field

The utility model belongs to the technical field of the display module, concretely relates to ultra-thin liquid crystal display module.

Background

With the development of digital technology, liquid crystal display products have been widely used in various layers of daily life, and liquid crystal display modules are increasingly widely used because of their characteristics of low radiation, light weight, small size, low power consumption, etc., and with the wide application of liquid crystal display modules in various fields, people have made higher demands on the thickness of the original liquid crystal display modules, and the thickness of the liquid crystal display modules is required to be as thin as possible.

But there is certain defect in present liquid crystal display module, and traditional liquid crystal display module does not set up effectual compact structure, and the display module assembly of installing in the casing takes place to shift easily, and does not set up effectual antifouling structure, and the outer wall of display module assembly receives the pollution easily, is difficult for clearing up.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an ultra-thin liquid crystal display module to the problem of aversion takes place easily for the display module assembly of installing in the casing is not set up effectual compact structure in solving the aforesaid background art, in addition, does not set up effectual antifouling structure, so that the outer wall of display module assembly receives the problem of pollution easily.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an ultra-thin liquid crystal display module, includes the casing, the inside of casing is equipped with flexible printed circuit board, flexible printed circuit board's lower wall bonds there is the light guide plate, the lower wall of light guide plate bonds there is the board in a poor light, flexible printed circuit board's last wall is equipped with optical module, optical module's last wall bonds there is the polaroid, the last wall of polaroid bonds there is liquid crystal display panel, the top of casing is equipped with the gland, the top of gland is equipped with the opening, the open-ended inside is equipped with antifouling board, the bilateral symmetry at the inside top of gland is fixed with the pressure pad.

Preferably, the lower surface wall both sides symmetry of gland is fixed with the panel, the caulking groove of the adaptation of panel is seted up to the upper surface wall both sides wall symmetry of casing, the both sides wall symmetry of casing is closed soon and is connected with fastening screw, fastening screw closes soon and is connected to the inside of panel.

Preferably, the optical module comprises a first brightness enhancement film, a diffusion film and a first brightness enhancement film, wherein the first brightness enhancement film, the diffusion film and the first brightness enhancement film are sequentially bonded and compounded from top to bottom.

Preferably, heat dissipation holes are uniformly formed in the bottom of the inner wall of the shell and are of a rectangular structure.

Preferably, a filter screen is fixed inside the heat dissipation hole.

Preferably, the pressure pad is in contact with the upper surface wall of the liquid crystal display panel, and a gap is left between the liquid crystal display panel and the antifouling plate.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model discloses a cooperation of gland and pressure pad, after installing display module assembly in the casing, the mountable gland utilizes gland and pressure pad to support and presses liquid crystal display panel, can effectively increase the stability of bonding between each layer, avoids taking place the aversion, in addition, through addding antifouling board, can effectively improve this display module's resistant dirty performance, avoids liquid crystal display panel to receive the pollution.

(2) The utility model discloses an add panel and caulking groove, when butt joint installation gland, can imbed the panel to the caulking groove in, can effectively increase the stability of gland installation, can guarantee the precision of gland butt joint installation simultaneously, do benefit to the quick wrong of follow-up fastening screw and twist.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural diagram of the optical module of the present invention;

fig. 3 is a top view of the housing of the present invention;

fig. 4 is a front view of the gland of the present invention;

in the figure: 1. a housing; 2. a gland; 3. a backlight plate; 4. a light guide plate; 5. a flexible printed circuit board; 6. an optical module; 61. a first brightness enhancement film; 62. a diffusion membrane; 63. a first brightness enhancement film; 7. a pressure pad; 8. a liquid crystal display panel; 9. an antifouling board; 10. fastening screws; 11. caulking grooves; 12. heat dissipation holes; 13. a filter screen; 14. a panel; 15. a polarizer.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides the following technical solutions: an ultrathin liquid crystal display module comprises a shell 1, wherein a flexible printed circuit board 5 is arranged inside the shell 1, a light guide plate 4 is bonded on the lower surface wall of the flexible printed circuit board 5, a backlight plate 3 is bonded on the lower surface wall of the light guide plate 4, an optical module 6 is arranged on the upper surface wall of the flexible printed circuit board 5, a polarizer 15 is bonded on the upper surface wall of the optical module 6, a liquid crystal display panel 8 is bonded on the upper surface wall of the polarizer 15, a gland 2 is arranged at the top end of the shell 1, an opening is arranged at the top end of the gland 2, an antifouling plate 9 is arranged inside the opening, pressure pads 7 are symmetrically fixed on two sides of the top inside the gland 2, the gland 2 can be installed after the display module is installed in the shell 1, the gland 2 and the pressure pads 7 are utilized to press the liquid crystal display panel 8, the bonding stability among all layers can be effectively increased, the displacement is avoided, in addition, the antifouling plate 9 can effectively improve the antifouling performance of the display module, the liquid crystal display panel 8 is prevented from being contaminated.

Further, panels 14 are symmetrically fixed to two sides of the lower surface wall of the gland 2, two side walls of the upper surface wall of the shell 1 are symmetrically provided with embedded grooves 11 matched with the panels 14, two side walls of the shell 1 are symmetrically and rotatably connected with fastening screws 10, the fastening screws 10 are rotatably connected to the inside of the panels 14, when the gland 2 is installed in a butt joint mode, the panels 14 can be embedded into the embedded grooves 11, the installation stability of the gland 2 can be effectively improved, meanwhile, the accuracy of butt joint installation of the gland 2 can be guaranteed, and quick screwing of the subsequent fastening screws 10 is facilitated.

Further, the optical module 6 includes a first brightness enhancement film 61, a diffusion film 62 and a first brightness enhancement film 63, the first brightness enhancement film 61, the diffusion film 62 and the first brightness enhancement film 63 are bonded and compounded from top to bottom in sequence, and the optical module 6 can diffuse planar light emitted from the light source and increase brightness.

Further, heat dissipation holes 12 are uniformly formed in the bottom of the inner wall of the casing 1, the heat dissipation holes 12 are of a rectangular structure, and the heat dissipation holes 12 are formed to facilitate heat dissipation and avoid heat accumulation.

Further, a filter screen 13 is fixed inside the heat dissipation hole 12, and the filter screen 13 can effectively prevent dust from entering the inside of the housing 1.

Further, the pressure pad 7 is in contact with the upper surface of the liquid crystal display panel 8, a gap is reserved between the liquid crystal display panel 8 and the antifouling plate 9, and the pressure pad 7 is in contact with and presses the liquid crystal display panel 8, so that the bonding stability between layers can be ensured.

The utility model discloses a theory of operation and use flow: the utility model discloses a when using, after installing display module assembly in casing 1, mountable gland 2, utilize gland 2 and pressure pad 7 to support and press liquid crystal display panel 8, can effectively increase the stability that bonds between each layer, avoid taking place the aversion, secondly, the antifouling board 9 of addding can effectively improve this display module's resistant dirty performance, avoid liquid crystal display panel 8 to receive the pollution, wherein, when butt joint installation gland 2, can imbed panel 14 to caulking groove 11 in, can effectively increase the stability of gland 2 installation, can guarantee the precision of gland 2 butt joint installation simultaneously, do benefit to quick revolving of follow-up fastening screw 10 and twist, furthermore, the louvre 12 of seting up is convenient for thermal effluvium, avoid heat accumulation, wherein, the filter screen 13 of addding can effectively avoid the dust to get into casing 1's inside.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An ultra-thin liquid crystal display module, characterized in that: including casing (1), the inside of casing (1) is equipped with flexible printed circuit board (5), the lower table wall bonding of flexible printed circuit board (5) has light guide plate (4), the lower table wall bonding of light guide plate (4) has board (3) in a poor light, the last wall of flexible printed circuit board (5) is equipped with optical module (6), the last wall bonding of optical module (6) has polaroid (15), the last wall bonding of polaroid (15) has liquid crystal display panel (8), the top of casing (1) is equipped with gland (2), the top of gland (2) is equipped with the opening, the open-ended inside is equipped with antifouling board (9), the bilateral symmetry at the inside top of gland (2) is fixed with pressure pad (7).

2. The ultra-thin liquid crystal display module of claim 1, wherein: the lower surface wall bilateral symmetry of gland (2) is fixed with panel (14), caulking groove (11) with panel (14) looks adaptation are seted up to the upper surface wall both sides wall symmetry of casing (1), the both sides wall symmetry of casing (1) is closed soon and is connected with fastening screw (10), fastening screw (10) are closed soon and are connected to the inside of panel (14).

3. The ultra-thin liquid crystal display module of claim 1, wherein: the optical module (6) comprises a first brightness enhancement film (61), a diffusion film (62) and a first brightness enhancement film (63), wherein the first brightness enhancement film (61), the diffusion film (62) and the first brightness enhancement film (63) are sequentially bonded and compounded from top to bottom.

4. The ultra-thin liquid crystal display module of claim 1, wherein: the heat dissipation holes (12) are uniformly formed in the bottom of the inner wall of the shell (1), and the heat dissipation holes (12) are of a rectangular structure.

5. The ultra-thin liquid crystal display module of claim 4, wherein: and a filter screen (13) is fixed inside the heat dissipation hole (12).

6. The ultra-thin liquid crystal display module of claim 1, wherein: the pressure pad (7) is in contact with the upper wall of the liquid crystal display panel (8), and a gap is reserved between the liquid crystal display panel (8) and the antifouling plate (9).