CN107290889B

CN107290889B - LCD frame for preventing adjacent frames from being bonded after hot pressing

Info

Publication number: CN107290889B
Application number: CN201710736735.4A
Authority: CN
Inventors: 肖宪书; 马小飞
Original assignee: Bengbu Gaohua Electronic Co ltd
Current assignee: Bengbu Gaohua Electronic Co ltd
Priority date: 2017-08-24
Filing date: 2017-08-24
Publication date: 2020-05-22
Anticipated expiration: 2037-08-24
Also published as: CN107290889A

Abstract

The invention discloses an LCD frame for preventing adjacent frames from being bonded after hot pressing, and relates to the technical field of liquid crystal display manufacturing and processing. In the invention: the LCD comprises a first LCD frame and a second LCD frame, wherein the first LCD frame comprises a sealing plate structure; the sealing plate structure is provided with an expansion groove structure; the depth of the expansion groove is 0.01-0.05 mm; the second LCD frame comprises an LCD twisting structure and a partition slat structure; the LCD twisting feet are positioned at the position of the second LCD frame and are positioned at the right opposite side of the expansion groove of the first LCD frame sealing plate; the partition strips are located on both sides of the LCD twist-legs and outside the range of the right side of the expansion slot. According to the invention, the expansion groove is formed in the first LCD frame and is in distance-increasing fit with the LCD torsion pins on the second LCD frame, so that the problem of poor adhesion of the frames after hot pressing is effectively solved, and the risk of frame explosion is reduced.

Description

LCD frame for preventing adjacent frames from being bonded after hot pressing

Technical Field

The invention belongs to the technical field of liquid crystal display manufacturing and processing, and particularly relates to an LCD frame for preventing adjacent frames from being bonded after hot pressing.

Background

The display technology is changing day by day, and with the continuous increase of information quantity, people have higher and higher performance requirements on liquid crystal displays, the LCD display technology is widely used in small mobile phone equipment and large square screens, and the competition among the same lines is more and more fierce when a large number of display devices are put into use and used. How to effectively improve LCD production yield is crucial, and in the LCD manufacturing process, the hot pressing technology is very important, and the LCD frame hot pressing technology directly influences the performance of the manufactured display device.

The existing hot-pressing structure and mode for the LCD frame are as follows: the LCD seals the torsional foot that is higher than LCD cutting edge department, because the frame inflation after the hot pressing for LCD twists foot department and bonds with adjacent LCD frame easily, produces the fried frame risk. How to effectively solve the problem of poor adhesion of adjacent frames after hot pressing, and reduce the risk of frame explosion, which becomes a problem to be solved for improving the performance of the LCD display device.

Disclosure of Invention

The invention aims to provide an LCD frame for preventing adjacent frames from being bonded after hot pressing.

In order to solve the technical problems, the invention is realized by the following technical scheme:

the invention relates to an LCD frame for preventing adjacent frames from being bonded after hot pressing, which comprises a first LCD frame and a second LCD frame, wherein the first LCD frame comprises a sealing plate structure; the sealing plate structure is provided with an expansion groove structure; the depth of the expansion groove is 0.01-0.05 mm; the second LCD frame comprises an LCD twisting structure and a partition slat structure; the LCD twisting feet are positioned at the position of the second LCD frame and are positioned at the right opposite side of the expansion groove of the first LCD frame sealing plate; the partition strips are located on both sides of the LCD twist-legs and outside the range of the right side of the expansion slot.

The LCD twisting pin comprises a first arc plate, a second arc plate and a twisting pin head; the first arc plate is fixedly connected with the second LCD frame, the second arc plate is connected with the first arc plate, and the foot twisting head is connected with the second arc plate; the cross section structures of the first arc plate and the second arc plate are centrosymmetric structures.

Wherein, the length dimension of the sealing plate is 10mm, and the depth dimension of the groove body of the expansion groove is 0.02-0.03 mm.

Wherein, the span dimension of the partition slat facing the first LCD frame is larger than the span dimension of the LCD twist foot facing the first LCD frame.

The invention has the following beneficial effects:

1. according to the invention, the expansion groove is formed in the first LCD frame and is in distance-increasing fit with the LCD torsion pins on the second LCD frame, so that the problem of poor adhesion of the frames after hot pressing is effectively solved, and the risk of frame explosion is reduced.

2. According to the invention, the LCD twisted pins of the second LCD frame are arranged into the three-section arc-shaped connecting structure, so that the thermal expansion deformation rate of the LCD twisted pins is reduced in the hot pressing process, and the risk of frame explosion after the hot pressing process is greatly reduced.

Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an enlarged view of a portion of the structure A in FIG. 1;

FIG. 3 is an enlarged view of a portion of the structure shown at B in FIG. 2;

in the drawings, the components represented by the respective reference numerals are listed below:

1-a first LCD bezel; 2-a second LCD bezel; 3-LCD twisting foot, 301-first arc plate, 302-second arc plate, 303-twisting foot head; 4-sealing plate; 5-an expansion slot; 6-space lath.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "thickness," "top," "middle," "length," "inner," "surrounding," and the like are used in an orientation or positional relationship that is merely for convenience and to simplify the description, but does not indicate or imply that the referenced components or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention

Referring to fig. 1-3, the present invention is an LCD frame for preventing adjacent frames from being bonded after hot pressing, including a first LCD frame 1 and a second LCD frame 2, wherein the first LCD frame 1 includes a sealing plate 4 structure; the structure of the sealing plate 4 is provided with an expansion groove 5 structure; the depth of the expansion groove 5 is 0.01-0.05 mm; the second LCD frame 2 comprises an LCD twisting pin 3 structure and a partition slat 6 structure; the LCD twisting feet 3 are positioned at the position of the second LCD frame 2 and are positioned at the right side of the expansion groove 5 of the sealing plate 4 of the first LCD frame 1; spaced slats 6 are located on either side of LCD twist feet 3, with spaced slats 6 being outside the confines of the opposite side of expansion slot 5.

Further, LCD twist pin 3 includes a first arc plate 301, a second arc plate 302 and a twist pin head 303; the first arc plate 301 is fixedly connected with the second LCD frame 2, the second arc plate 302 is connected with the first arc plate 301, and the foot twisting head 303 is connected with the second arc plate 302; the cross-sectional structures of the first arc plate 301 and the second arc plate 302 are centrosymmetric structures.

Further, the length dimension of the sealing plate 4 is 10mm, and the depth dimension of the groove body of the expansion groove 5 is 0.02-0.03 mm.

Further, the span dimension of the spacer slats 6 towards the first LCD bezel 1 is larger than the span dimension of the LCD twist pins 3 towards the first LCD bezel 1.

The invention is further illustrated and described by:

an expansion groove 5 structure with the depth of 0.2-0.3mm is dug on the sealing plate 4 of the first LCD frame 1, so that the distance between the expansion groove and the LCD torsion pin 3 on the adjacent second LCD frame 2 is increased, and the bonding of the adjacent LCD frames is prevented, and the frame explosion is prevented.

Meanwhile, when the design value of the LCD frame is larger than 0.28mm, the depth dimension of 0.03mm is dug out of the expansion groove 5 corresponding to the area of the sealing plate 4; when the design value of the LCD frame is less than 0.28mm, the expansion slot 5 corresponding to the area of the sealing plate 4 is dug to have the depth dimension of 0.02 mm.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.

Claims

1. An LCD frame for preventing adjacent frames from being bonded after hot pressing comprises a first LCD frame (1) and a second LCD frame (2),

the first LCD frame (1) comprises a sealing plate (4) structure;

the sealing plate (4) is structurally provided with an expansion groove (5);

the depth of the expansion groove (5) is 0.01-0.05 mm;

the method is characterized in that:

the second LCD frame (2) comprises an LCD twisting pin (3) structure and a partition slat (6) structure;

the LCD twisting feet (3) are positioned at the position of the second LCD frame (2) and are positioned at the right side of the expansion groove (5) of the sealing plate (4) of the first LCD frame (1);

the partition laths (6) are positioned at two sides of the LCD twisting feet (3), and the partition laths (6) are positioned outside the range of the right side of the expansion slot (5);

the LCD twisting foot (3) comprises a first arc plate (301), a second arc plate (302) and a twisting foot head (303), so that the thermal expansion deformation rate of the LCD twisting foot is reduced;

the first arc plate (301) is fixedly connected with the second LCD frame (2), the second arc plate (302) is connected with the first arc plate (301), and the foot twisting head (303) is connected with the second arc plate (302);

the cross-sectional structures of the first arc plate (301) and the second arc plate (302) are centrosymmetric structures;

the span dimension of the partition lath (6) facing the first LCD frame (1) is larger than the span dimension of the LCD twist foot (3) facing the first LCD frame (1).

2. The LCD bezel of claim 1, wherein the adhesive between adjacent bezels after hot pressing is prevented:

the length dimension of the sealing plate (4) is 10mm, and the depth dimension of the groove body of the expansion groove (5) is 0.02mm-0.03 mm.