CN209803496U - Rectangular screen FOG protection architecture - Google Patents
Rectangular screen FOG protection architecture Download PDFInfo
- Publication number
- CN209803496U CN209803496U CN201920668856.4U CN201920668856U CN209803496U CN 209803496 U CN209803496 U CN 209803496U CN 201920668856 U CN201920668856 U CN 201920668856U CN 209803496 U CN209803496 U CN 209803496U
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- CN
- China
- Prior art keywords
- display screen
- limiting
- iron sheet
- center
- protection
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model belongs to the field of liquid crystal displays, in particular to a rectangular screen FOG protection structure, which comprises a middle frame for bearing and installing a display screen and a display screen protection frame clamped on the middle frame, wherein three limiting iron sheets are installed on one side of the middle frame, the limiting iron sheets are fixedly connected with the middle frame, the three limiting iron sheets are distributed at equal intervals, and a flexible circuit board installation area is arranged between every two adjacent limiting iron sheets; install three spacing iron sheet in one side of center, form stable bearing structure, flexible line way board installing zone has between two adjacent spacing iron sheets, with flexible line way board overlap joint in flexible line way board installing zone department, through spacing iron sheet and limiting plate to the spacing of height, make and leave partial space between center and the display screen protection frame, form the flexible line way board installing zone space that is greater than flexible line way board size, can form the protection to flexible line way board, avoid flexible line way board to be damaged by mechanical structure extrusion.
Description
Technical Field
the utility model relates to a liquid crystal display field specifically is a rectangular screen FOG protection architecture.
Background
The so-called LCM is a liquid crystal display module, which is an assembly for assembling a liquid crystal display device, a connecting piece, an integrated circuit, a control component, a driving circuit, a PCB, a backlight source and a structural component together, wherein the mechanical connection and the electrical conduction of liquid crystal glass, the driving circuit and a flexible circuit board are core parts of LCM production, the corresponding production processes are C0G and FOG processes respectively, and ACF technology is adopted in both C0G and FOG production processes day before.
But for the increasingly thinning requirement of the liquid crystal glass, the point protection glue mode cannot meet the partial glass thinning process, the problems of non-thinning of the dispensing thickness, slow dispensing speed, slow curing time, UV irradiation curing and the like exist, the uncontrollable thickness of the glass easily causes the over-thick adhesive layer to cause the fracturing of the fully laminated glass, the Chinese patent discloses a FOG binding position protection structure of a liquid crystal display screen (No. CN208207435U), the technology of the patent can adopt a thin layer of fluorinated liquid to replace protective glue, and based on the advantages of strong wear resistance, strong flexibility, fast natural curing time, moisture resistance, rust resistance and extremely thin thickness of the fluorinated liquid, the technology is favorable for better protecting IC, FPC and surrounding metal wiring, however, when the existing flexible circuit board is installed, the circuit board is pressed or deformed and damaged due to the mechanical structure of the installation.
Accordingly, those skilled in the art have provided a FOG protection structure of a bar screen to solve the problems set forth in the background art described above.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a rectangular screen FOG protection architecture to solve the problem of proposing among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
A FOG protection structure of a strip screen comprises a middle frame and a display screen protection frame, wherein the middle frame is used for bearing and installing a display screen, the display screen protection frame is clamped on the middle frame, three limiting iron sheets are installed on one side of the middle frame, the limiting iron sheets are fixedly connected with the middle frame, the limiting iron sheets are distributed in an equidistance mode, two adjacent limiting iron sheets are provided with a flexible circuit board installation area, one side of the display screen, which is close to the limiting iron sheets, is fixedly connected with a flexible circuit board, the other end of the flexible circuit board is fixedly connected with a PCB, the display screen is clamped on the top surface of the middle frame, the flexible circuit board is lapped on the side wall of the middle frame and is positioned at the flexible circuit board installation area, the PCB is wound on the back surface of the middle frame through the flexible circuit board, and is fixedly connected with the middle frame, the middle frame is provided with a limiting plate which is bent on the other three sides of the, the limiting plate and the middle frame are integrally formed.
As a further aspect of the present invention: the limiting iron sheet is rectangular, the thickness of the limiting iron sheet is two millimeters, the height of the limiting iron sheet is larger than that of the middle frame and the display screen, and the thickness of the limiting iron sheet is larger than that of the flexible circuit board.
As a further aspect of the present invention: one side of the middle frame opposite to the limiting iron sheet is provided with three limiting plates, the three limiting plates and the limiting iron sheet are symmetrically distributed, and the heights of the limiting plates are the same as the heights of the limiting iron sheets.
as a further aspect of the present invention: and the PCB is fixedly provided with a drive IC, and the drive IC is electrically connected with the display screen.
As a further aspect of the present invention: the display screen protection frame is clamped and installed to the outer portion of the middle frame, and the display screen is located between the display screen protection frame and the middle frame.
As a further aspect of the present invention: and a protective spongy cushion is fixedly bonded on the inner side wall of the display screen protective frame, and the protective spongy cushion is positioned between the display screen and the display screen protective frame.
as a further aspect of the present invention: the display screen protection frame is characterized in that a second screw hole is formed in the limiting iron sheet, a first screw hole is formed in the position, corresponding to the second screw hole, of the side wall of the display screen protection frame, and the display screen protection frame and the middle frame are fixedly connected in a threaded mode.
Compared with the prior art, the beneficial effects of the utility model are that:
install three spacing iron sheet in one side of center, spacing iron sheet is fixed with the center spiro union, form stable bearing structure, flexible line way board installing zone has between two adjacent spacing iron sheets, with flexible line way board overlap joint flexible line way board installing zone department, spacing to the height through spacing iron sheet and limiting plate, make and leave partial space between center and the display screen protection frame, form the flexible line way board installing zone space that is greater than flexible line way board size, can form the protection to flexible line way board, avoid flexible line way board to be damaged by mechanical structure extrusion.
Drawings
FIG. 1 is a schematic structural diagram of a FOG protection structure of a strip screen;
FIG. 2 is a schematic structural diagram of a middle frame in a FOG protection structure of a strip screen;
FIG. 3 is a schematic view of a half-bottom view of a display screen mounted in a FOG protection structure for a bar screen;
FIG. 4 is a schematic diagram of a half-top view of a display screen mounted in a FOG protection structure for a slim screen;
Fig. 5 is a schematic diagram of an internal structure of a display screen FOG protection structure in a long screen.
In the figure: 1. a middle frame; 101. a flexible circuit board mounting area; 11. limiting iron sheets; 111. a second screw hole; 12. a limiting plate; 2. a display screen; 21. a flexible circuit board; 22. a PCB board; 23. a driver IC; 3. a display screen protection frame; 301. a first screw hole; 31. the spongy cushion is protected.
Detailed Description
Referring to fig. 1 to 5, in an embodiment of the present invention, a rectangular screen FOG protection structure includes a middle frame 1 for supporting and mounting a display screen 2 and a display screen protection frame 3 clamped on the middle frame 1, three limiting iron sheets 11 are mounted on one side of the middle frame 1, the limiting iron sheets 11 are fixedly connected with the middle frame 1, the three limiting iron sheets 11 are equidistantly distributed, a flexible circuit board mounting area 101 is provided between two adjacent limiting iron sheets 11, a flexible circuit board 21 is fixedly connected to one side of the display screen 2 close to the limiting iron sheets 11, the other end of the flexible circuit board 21 is fixedly connected with a PCB 22, the display screen 2 is clamped on the top surface of the middle frame 1, the flexible circuit board 21 is lapped on the side wall of the middle frame 1 and is located at the flexible circuit board mounting area 101, the PCB 22 is wound to the back of the middle frame 1 through the flexible circuit board 21 and is fixedly connected with the middle frame 1, the middle frame 1 has a limiting plate 12 on the other three sides except the limiting iron sheets 11, the limit plate 12 is integrally formed with the middle frame 1.
In fig. 1: the display screen protection frame 3 block is installed to the outside of center 1, and display screen 2 is located between display screen protection frame 3 and center 1, through installing display screen 2 between display screen protection frame 3 and center 1, can protect display screen 2 from upper and lower two position, second screw 111 has been seted up on spacing iron sheet 11, first screw 301 has been seted up to the position department that corresponds second screw 111 on the lateral wall of display screen protection frame 3, the spiro union is fixed between display screen protection frame 3 and the center 1, through setting up corresponding first screw 301 and second screw 111, can be through the mode of installation screw, it fixes display screen protection frame 3 and center 1, thereby with display screen 2 clamp closure in the centre, provide the protection.
In fig. 2: the limiting iron sheets 11 are rectangular, the thickness of each limiting iron sheet 11 is two millimeters, three limiting iron sheets 11 are distributed at equal intervals, a flexible circuit board mounting area 101 is reserved between every two adjacent limiting iron sheets 11, the flexible circuit board 21 can be mounted at the flexible circuit board mounting area 101, the thickness of each limiting iron sheet 11 is larger than that of the flexible circuit board 21, an external mechanical structure cannot contact with the flexible circuit board 21, the height of each limiting iron sheet 11 is larger than that of the middle frame 1 and the display screen 2, three limiting plates 12 are arranged on one side, opposite to the limiting iron sheets 11, of the middle frame 1, the three limiting plates 12 are symmetrically distributed with the limiting iron sheets 11, the height of each limiting plate 12 is the same as that of the limiting iron sheets 11, partial gaps are reserved between the middle frame 1 and the display screen protective frame 3 through the height limitation of the limiting iron sheets 11 and the limiting plates 12, and a flexible circuit board mounting area 101 space larger than the size of the flexible circuit board 21 is formed, the flexible wiring board 21 can be protected.
In fig. 3: fixedly mounted has driver IC23 on the PCB board 22, and driver IC23 and display screen 2 electric connection place driver IC23 in the back of display screen 2, enlarge the screen of display screen 2 and account for the ratio, and make things convenient for the later stage to the maintenance of display screen 2.
In fig. 4: install three spacing iron sheet 11 in one side of center 1, spacing iron sheet 11 is fixed with center 1 spiro union, form stable bearing structure, and three spacing iron sheet 11 equidistance distributes, flexible line way board installing zone 101 has between two adjacent spacing iron sheets 11, with flexible line way board 21 overlap joint at the lateral wall of center 1, and be located flexible line way board installing zone 101 department, through spacing iron sheet 11 and limiting plate 12 spacing to the height, make and leave partial space between center 1 and the display screen protection frame 3, form the flexible line way board installing zone 101 space that is greater than flexible line way board 21 size, can form the protection to flexible line way board 21, avoid flexible line way board 21 to be damaged by mechanical structure extrusion.
In fig. 5: the protection foam-rubber cushion 31 is fixedly bonded on the inner side wall of the display screen protection frame 3, the protection foam-rubber cushion 31 is located between the display screen 2 and the display screen protection frame 3, the protection foam-rubber cushion 31 is arranged on the inner side of the display screen protection frame 3, and the display screen protection frame can buffer the display screen 2 and the display screen protection frame 3 to avoid rigid contact.
The utility model discloses a theory of operation is: the display screen 2 is arranged between the display screen protection frame 3 and the middle frame 1, the display screen 2 can be protected from an upper position and a lower position, the flexible circuit board 21 can be arranged at the position of the flexible circuit board mounting area 101 by arranging three limiting iron sheets 11 which are distributed at equal intervals on the side wall of the middle frame 1 and reserving the flexible circuit board mounting area 101 between two adjacent limiting iron sheets 11, because the thickness of the limiting iron sheets 11 is larger than that of the flexible circuit board 21, the flexible circuit board 21 can not be contacted by an external mechanical structure, the height of the limiting iron sheets 11 is larger than the sum of the heights of the middle frame 1 and the display screen 2, three limiting plates 12 are arranged on one side of the middle frame 1 opposite to the limiting iron sheets 11, the three limiting plates 12 are symmetrically distributed with the limiting iron sheets 11, the height of the limiting plates 12 is the same as that of the limiting iron sheets 11, and the height is limited by the limiting iron sheets 11 and the limiting, a part of gap is left between the middle frame 1 and the display screen protection frame 3 to form a space of a flexible circuit board mounting area 101 larger than the size of the flexible circuit board 21, so that the flexible circuit board 21 can be protected.
The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. The utility model provides a rectangular screen FOG protection architecture, its characterized in that, is in including center (1) and the display screen protection frame (3) that are used for bearing installation display screen (2) on center (1), three spacing iron sheet (11) are installed to one side of center (1), spacing iron sheet (11) with center (1) fixed connection, three spacing iron sheet (11) equidistance distributes, and adjacent two flexible circuit board installing zone (101) have between spacing iron sheet (11), be close to on display screen (2) one side fixedly connected with flexible circuit board (21) of spacing iron sheet (11), the other end fixedly connected with PCB board (22) of flexible circuit board (21), display screen (2) block is in the top surface of center (1), flexible circuit board (21) overlap joint is in the lateral wall of center (1), and be located flexible line way board installing zone (101) department, PCB board (22) pass through flexible line way board (21) wind extremely the back of center (1), and with center (1) fixed connection, remove on center (1) other trilateral limiting plate (12) of all buckling of spacing iron sheet (11) one side, limiting plate (12) with center (1) integrated into one piece.
2. The FOG protection structure of long strip screen of claim 1, wherein the limiting iron sheet (11) is rectangular, the thickness of the limiting iron sheet (11) is two millimeters, the height of the limiting iron sheet (11) is greater than the sum of the heights of the middle frame (1) and the display screen (2), and the thickness of the limiting iron sheet (11) is greater than the thickness of the flexible circuit board (21).
3. The FOG protection structure of long strip screen of claim 1, wherein three limiting plates (12) are arranged on the side of the middle frame (1) opposite to the limiting iron sheet (11), the three limiting plates (12) and the limiting iron sheet (11) are symmetrically distributed, and the heights of the limiting plates (12) are the same as the heights of the limiting iron sheets (11).
4. The long strip screen FOG protection structure of claim 1, wherein a driving IC (23) is fixedly mounted on the PCB (22), and the driving IC (23) is electrically connected with the display screen (2).
5. A strip screen FOG protection structure according to claim 1, characterized in that said display screen protection frame (3) is snap-fitted to the outside of said middle frame (1), and said display screen (2) is located between said display screen protection frame (3) and said middle frame (1).
6. The FOG protection structure of long strip screen as claimed in claim 1, wherein a protection sponge pad (31) is adhesively fixed on the inner side wall of the display screen protection frame (3), and the protection sponge pad (31) is located between the display screen (2) and the display screen protection frame (3).
7. The FOG protection structure of long strip screen as claimed in claim 1, wherein the limiting iron sheet (11) is provided with a second screw hole (111), the side wall of the display screen protection frame (3) is provided with a first screw hole (301) at a position corresponding to the second screw hole (111), and the display screen protection frame (3) is fixed to the middle frame (1) in a threaded manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920668856.4U CN209803496U (en) | 2019-05-10 | 2019-05-10 | Rectangular screen FOG protection architecture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920668856.4U CN209803496U (en) | 2019-05-10 | 2019-05-10 | Rectangular screen FOG protection architecture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209803496U true CN209803496U (en) | 2019-12-17 |
Family
ID=68832426
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920668856.4U Expired - Fee Related CN209803496U (en) | 2019-05-10 | 2019-05-10 | Rectangular screen FOG protection architecture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209803496U (en) |
-
2019
- 2019-05-10 CN CN201920668856.4U patent/CN209803496U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191217 |