CN218481734U

CN218481734U - Liquid crystal display

Info

Publication number: CN218481734U
Application number: CN202222262376.2U
Authority: CN
Inventors: 俞明捷
Original assignee: L&T Display Technology Fujian Co Ltd
Current assignee: L&T Display Technology Fujian Co Ltd
Priority date: 2022-08-26
Filing date: 2022-08-26
Publication date: 2023-02-14
Anticipated expiration: 2032-08-26

Abstract

The utility model relates to a liquid crystal display, which comprises a liquid crystal panel, an optical module, a rear shell and a metal plate, wherein the rear shell comprises a shell plate and side walls surrounding the top side and two sides of the shell plate, and one end of the side wall, which is deviated from the shell plate, inwards extends in parallel to form a supporting edge I; the metal plate is in a Z-shaped structure and comprises an upper wing plate, a lower wing plate and a vertical plate connected between the upper wing plate and the lower wing plate, the lower wing plate is locked at the bottom side of the shell plate through a plurality of screws, the vertical plate and the side wall surround to form a first cavity, and one side of the vertical plate facing the first cavity is fixedly provided with a light source assembly; the optical module is arranged in the first cavity; the upper wing plate extends towards the first cavity and is flush with the first support edge; four edges of the liquid crystal panel are correspondingly fixed on the first supporting edge and the end face of the upper wing plate, and the technical scheme is adopted to eliminate the rubber frame and the back plate, so that the overall thickness of the liquid crystal display is reduced.

Description

Liquid crystal display

Technical Field

The utility model relates to a show technical field, concretely relates to liquid crystal display.

Background

The display is more and more widely applied, the thickness of the display required by the market is more and more thin, the display with the traditional structure is characterized in that the optical module is arranged on the back plate and is fixedly sleeved by the rubber frame, the display panel is arranged on the rubber frame, so the thickness of the display is limited by the rubber frame and the back plate, in addition, the rubber frame is easy to scratch and rub with the metal back plate to generate foreign matters, and the foreign matters enter the optical module to influence the display of the liquid crystal panel. And the material cost and the mould cost of the rubber frame and the back plate are higher, which is not beneficial to reducing the cost.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a do not have frame of gluing and do not have LCD of backplate.

The utility model discloses a liquid crystal display, it includes liquid crystal display panel, optics module, backshell and metal sheet, the backshell includes the shell plate and surrounds the lateral wall of shell plate top side and both sides, the lateral wall deviates from shell plate one end inwards and extends in parallel has support edge one; the metal plate is of a Z-shaped structure and comprises an upper wing plate, a lower wing plate and a vertical plate connected between the upper wing plate and the lower wing plate, the lower wing plate is locked at the bottom side of the shell plate through a plurality of screws, the vertical plate and the side wall surround to form a cavity I, and a light source assembly is fixed on one side of the vertical plate facing the cavity; the optical module is arranged in the first cavity; the upper wing plate extends towards the first cavity and is flush with the first support edge; and four edges of the liquid crystal panel are correspondingly fixed on the first supporting edge and the end surface of the upper wing plate.

The other side of the vertical plate is provided with a plurality of first clamping hooks, and the front decorative strip is provided with second clamping hooks corresponding to the first clamping hooks; the bottom side of the rear shell is also surrounded by a side wall, one end of the side wall, which is far away from the shell plate, extends inwards in parallel to form a second supporting edge, a plurality of clamping grooves are formed in the second supporting edge and the first supporting edge, and a third clamping hook is arranged on the front decorative strip corresponding to the clamping grooves; the front trim is provided with a buckling edge corresponding to the liquid crystal panel, when the front trim is buckled with the liquid crystal panel, the first clamping hook is clamped with the second clamping hook, and the third clamping hook is clamped in the clamping groove.

Furthermore, the side wall of the light guide plate of the optical module is provided with positioning blocks corresponding to the top side and the side walls at two sides of the rear shell.

Further, the positioning block is made of a silica gel material.

Furthermore, the locking part of the lower wing plate and the shell plate sinks inwards to form a second cavity for accommodating the screw head.

Furthermore, a silica gel plug is arranged on the screw head, and the end face of the silica gel plug is flush with the shell plate.

Furthermore, the four edges of the liquid crystal panel are fixed on the end surfaces of the first supporting edge and the upper wing plate through double-sided adhesive tape foam pasting or automatic equipment glue dispensing and UV curing.

Furthermore, the rear shell is formed by secondary stamping and bending of a metal plate.

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

1. the method comprises the following steps of (1) eliminating a rubber frame and a back plate, directly arranging an optical module in a back shell, after the optical module is assembled in a drawing mode, fixing a light source assembly on one side of a vertical plate of a metal sheet, locking the metal sheet and the back shell through a screw, enabling the metal sheet and the back shell to form a first cavity for accommodating the optical module, and then correspondingly fixing a liquid crystal panel on the metal sheet and the back shell to form the liquid crystal display without the rubber frame and the back plate, so that the purpose of compressing the whole thickness of the liquid crystal display is achieved;

2. the rear shell formed by secondary stamping and bending of the metal plate is integrally formed, the texture is better, and the integral strength of the liquid crystal display is effectively ensured;

3. the locking part covering the metal sheet and the rear shell sinks to form a second cavity for accommodating the screw head, the screw head is provided with a silica gel plug, the end face of the silica gel plug is flush with the shell plate, and the front decorative strip is clamped to cover the metal sheet and the rear shell, so that the liquid crystal display is more attractive.

Drawings

The accompanying drawings, which are described herein to provide a further understanding of the application, are included in the following description:

fig. 1 is a front view of an embodiment of the present invention;

fig. 2 is a rear view of an embodiment of the present invention;

FIG. 3 isbase:Sub>A cross-sectional view taken at A-A of FIG. 1;

FIG. 4 is a cross-sectional view taken at C-C of FIG. 1;

FIG. 5 is a cross-sectional view taken at B-B of FIG. 1;

fig. 6 is a cross-sectional view taken at D-D in fig. 2.

Detailed Description

Referring to fig. 1, the liquid crystal display of the embodiment includes a liquid crystal panel 1, an optical module 4, a rear case 3 and a metal plate, where the rear case 3 includes a case plate and a sidewall surrounding the top side and both sides of the case plate, and a supporting edge 31 extends inwards in parallel from one end of the sidewall facing away from the case plate; the metal plate is in a Z-shaped structure and comprises an upper wing plate 81, a lower wing plate 83 and a vertical plate 82 connected between the upper wing plate and the lower wing plate, the lower wing plate 83 is locked at the bottom side of the shell plate 3 through a plurality of screws 91, the vertical plate 82 and the side wall surround to form a first cavity, and one side of the vertical plate 82 facing the first cavity is fixedly provided with a light source component 7; the optical module 4 is arranged in the first cavity; the upper wing plate 81 extends towards the first cavity and is flush with the first support edge 31; four sides of the liquid crystal panel 1 are correspondingly fixed on the end surfaces of the first supporting edge 31 and the upper wing plate 82.

Further, the decorative plate also comprises a front decorative strip 2, a plurality of first hooks 84 are arranged on the other side of the vertical plate 82, and a second hook 22 is arranged on the front decorative strip 2 corresponding to the first hooks 84; the bottom side of the rear shell 3 is also surrounded by a side wall, one end of the side wall, which is far away from the shell plate, extends inwards in parallel to form a second supporting edge 32, a plurality of clamping grooves 321 are formed in the second supporting edge 32 and the first supporting edge 31, and a third clamping hook 23 is arranged on the front decorative strip 2 corresponding to the clamping grooves 321; the front decoration strip 2 is provided with a buckling edge 21 corresponding to the liquid crystal panel 1, when the front decoration strip 2 is buckled with the liquid crystal panel 1, the first hook 84 is buckled with the second hook 22, and the third hook 23 is buckled in the clamping groove 321.

Furthermore, the side wall of the light guide plate 41 of the optical module 4 is provided with positioning blocks 5 corresponding to the top side and the side walls at two sides of the rear housing 3.

Further, the positioning block 5 is molded by a silica gel material.

Furthermore, the locking part of the lower wing plate 83 and the shell plate sinks inwards to form a second cavity for accommodating the screw head.

Further, a silica gel plug 92 is arranged on the screw head, and the end face of the silica gel plug 92 is flush with the shell plate.

Further, four sides of the liquid crystal panel 1 are attached and fixed on the end surfaces of the first supporting edge and the upper wing plate through double-sided adhesive tape foam 6, and certainly, the four sides can also be fixed in a dispensing and UV curing mode through automatic equipment.

Further, the rear shell 3 is formed by secondary punching and bending of a metal plate.

The utility model discloses a theory of operation:

when the liquid crystal display panel is installed, the optical module 4 is pushed into the rear shell from the bottom side of the rear shell and is located below the first supporting edge 31 until the positioning block 5 abuts against the side wall of the rear shell, the light source assembly 7 is fixed on one side of the vertical plate 82 of the metal sheet, the metal sheet and the rear shell 3 are locked through the screw 91, the metal sheet and the rear shell 3 enclose a first cavity for accommodating the optical module 4, then the liquid crystal display panel 1 is correspondingly fixed on the upper wing plate 81 of the metal sheet and the first supporting edge 31 of the rear shell, the fastening edge 21 of the front decorative strip 2 is fastened on the liquid crystal display panel 1, the first fastening hook 84 is fastened with the second fastening hook 22, and the third fastening hook 23 is fastened in the fastening groove 321. The liquid crystal display without the need of a rubber frame and a back plate is formed, and the purpose of compressing the whole thickness of the liquid crystal display is achieved.

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. A liquid crystal display, characterized by: the liquid crystal display panel comprises a liquid crystal panel, an optical module, a rear shell and a metal plate, wherein the rear shell comprises a shell plate and side walls surrounding the top side and two sides of the shell plate, and one end of each side wall, which is far away from the shell plate, inwards extends in parallel to form a first supporting edge; the metal plate is in a Z-shaped structure and comprises an upper wing plate, a lower wing plate and a vertical plate connected between the upper wing plate and the lower wing plate, the lower wing plate is locked at the bottom side of the shell plate through a plurality of screws, the vertical plate and the side wall surround to form a first cavity, and one side of the vertical plate facing the first cavity is fixedly provided with a light source assembly; the optical module is arranged in the first cavity; the upper wing plate extends towards the first cavity and is flush with the first support edge; and four edges of the liquid crystal panel are correspondingly fixed on the first supporting edge and the end surface of the upper wing plate.

2. A liquid crystal display according to claim 1, wherein: the vertical plate is provided with a plurality of first clamping hooks on the other side, and the front decorative strip is provided with a second clamping hook corresponding to the first clamping hook; the bottom side of the rear shell is also surrounded by a side wall, one end of the side wall, which is far away from the shell plate, extends inwards in parallel to form a second supporting edge, a plurality of clamping grooves are formed in the second supporting edge and the first supporting edge, and a third clamping hook is arranged on the front decorative strip, corresponding to the clamping grooves; the front decorative strip is provided with a buckling edge corresponding to the liquid crystal panel, when the front decorative strip is buckled with the liquid crystal panel, the first clamping hook is clamped with the second clamping hook, and the third clamping hook is clamped in the clamping groove.

3. A liquid crystal display according to claim 1, wherein: and positioning blocks are arranged on the side wall of the light guide plate of the optical module, corresponding to the top side and the side walls at the two sides of the rear shell.

4. A liquid crystal display according to claim 3, wherein: the positioning block is made of a silica gel material.

5. A liquid crystal display as defined in claim 1, wherein: the locking part of the lower wing plate and the shell plate sinks inwards to form a second cavity for accommodating the screw head.

6. The liquid crystal display of claim 5, wherein: and a silica gel plug is arranged on the screw head, and the end surface of the silica gel plug is flush with the shell plate.

7. A liquid crystal display according to claim 1, wherein: and four edges of the liquid crystal panel are fixed on the end surfaces of the first supporting edge and the upper wing plate in a double-sided adhesive tape foam sticking mode or an automatic equipment adhesive dispensing and UV curing mode.

8. A liquid crystal display according to claim 1, wherein: the rear shell is formed by secondary punching and bending of a metal plate.