CN207937724U - A kind of liquid crystal display die set fixed structure and display device - Google Patents
A kind of liquid crystal display die set fixed structure and display device Download PDFInfo
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- CN207937724U CN207937724U CN201820381108.3U CN201820381108U CN207937724U CN 207937724 U CN207937724 U CN 207937724U CN 201820381108 U CN201820381108 U CN 201820381108U CN 207937724 U CN207937724 U CN 207937724U
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- support arm
- liquid crystal
- crystal display
- die set
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Abstract
The utility model proposes a kind of liquid crystal display die set fixed structure and display devices, liquid crystal display die set includes printed circuit board and backboard, the fixed structure includes extending ledge arrangement from the side of backboard, ledge arrangement includes the first support arm, second support arm and U-shaped bending structure, printed circuit board is fixed on first support arm, second support arm is fixed on the side of backboard, fixed structure further includes a buckle, buckle includes fixed part, the perpendicular filling part with fixed part, the perpendicular interconnecting piece with filling part, and the protruding portion extended inwardly by interconnecting piece, fixed position is above the second support arm, filling part is placed in U-shaped bending structure, connecting portion is in the both sides of ledge arrangement, protruding portion is placed in the lower section of the first support arm.By designing a kind of liquid crystal display die set fixed structure, it can prevent printed circuit board from stirring up and down, improve the intensity and flatness of liquid crystal display die set, be conducive to the management and control of ultra-thin module thickness deviation.
Description
Technical field
The utility model is related to art of display device manufacture, concretely relate to a kind of liquid crystal display die set fixed structure and
Display device.
Background technology
Liquid crystal display die set generally comprises backboard and printed circuit board 30 (Printed Circuit Board, abbreviation PCB
Plate) and other structures part, for the liquid crystal display die set of opencell bottom flat patterns, the prior art is usually in backboard
Respectively one ledge arrangement 20 of setting is to carry and lock pcb board 30 for left and right ends in 10 a line, as shown in Figure 1, in order to carry
The intensity for rising ledge arrangement 20, is usually designing U-shaped bending structure with 10 junction of backboard at 20 root of ledge arrangement,
As shown in Fig. 2, it is X-direction to define 10 long side direction of backboard, 10 short side direction of backboard is Y direction, vertical with backboard 10
Direction is Z-direction, and ledge arrangement 20 is after Z-direction design need to ensure to attach periphery shading rubber belt, entire liquid crystal display die set
Highest face face where polaroid, and the angle, θ between backboard 10 and lug bending structure, generally require θ≤90 °, such as Fig. 3 institutes
Show, but because the various aspects such as manufacturing process, the strength of materials, transport, assembling influence, angle, θ has the risk to become smaller that becomes larger, and causes
Whole module roughness descent, the case where in particular for ultra-thin module, the variation at the angles θ is affected, if as shown in figure 4, convex
Ear structure 20 turns over, and the face where leading to shading rubber belt 40 is bonded effective district higher than the face at 50 place of polaroid when being bonded TP
Interior compression is unbalanced, easy tos produce bubble.When laminate pressure is larger, 30 side of pcb board is pressurized, and the curved power in 20 root of ledge arrangement passes
It is directed at backlight module portion material, the problems such as top hickie, water ripples occurs.If being turned under ledge arrangement 20, cause 30 side form group of pcb board thick
Degree exceeds specification, and complete machine will also result in the curved power conduction in 20 root of ledge arrangement, occur sampling inhomogenous problem when assembling.
Utility model content
To solve the above problems, the utility model proposes a kind of liquid crystal display die set fixed structure and display device, prevent
Printed circuit board stirs up and down, improves the intensity and flatness of printed circuit board side entirety module.
The utility model proposes a kind of liquid crystal display die set fixed structure, liquid crystal display die set module includes printed circuit board
And backboard, the fixed structure include extending ledge arrangement from the side of backboard, the ledge arrangement include the first support arm,
Second support arm and the U-shaped bending structure for connecting the first support arm and the second support arm, the printed circuit board are fixed on institute
State on the first support arm, second support arm is fixed on backboard side, further includes a buckle, it is described buckle include fixed part,
With fixed part perpendicular filling part, with the perpendicular interconnecting piece of filling part, and the protrusion extended inwardly by interconnecting piece
Portion, above the second support arm, the filling part is placed in U-shaped bending structure the fixed position, and the connecting portion is in convex
The both sides of ear structure, the protruding portion are placed in the lower section of the first support arm.
Further, the cross section of the buckle is in Z-shaped structure.
Further, the protruding portion is two.
Further, first support arm is equipped with through-hole, and the printed circuit board corresponds to the through hole and is equipped with circle
Hole, screw passes sequentially through the circular hole and printed circuit board is fixed on the first support arm by the through-hole.
The utility model proposes a kind of display device, including panel, printed circuit board and above-mentioned liquid crystal display mode again
Group fixed structure.
The utility model can prevent printed circuit board from stirring up and down by a kind of back of the body liquid crystal display group fixed structure of design,
The intensity and flatness for improving printed circuit board side entirety module, are conducive to the management and control of ultra-thin module thickness deviation.
Description of the drawings
Fig. 1 is prior art liquid crystal display die set fixed structure schematic diagram；
Fig. 2 is ledge arrangement enlarged diagram in Fig. 1；
Fig. 3 is structural side view at prior art backboard lug；
Fig. 4 is structural side view at prior art liquid crystal display die set lug；
Fig. 5 is the utility model liquid crystal display die set module fixing arrangement vertical view；
Fig. 6 is the utility model liquid crystal display die set fixed structure upward view；
Fig. 7 is the utility model liquid crystal display die set fixed structure positive effect principle schematic；
Fig. 8 is the utility model liquid crystal display die set fixed structure back side action principle schematic diagram；
Fig. 9 is that the utility model liquid crystal display die set fixed structure limits printed circuit board schematic diagram.
Specific implementation mode
In the following with reference to the drawings and specific embodiments, the utility model is furtherd elucidate, it should be understood that these embodiments are only used for
Illustrate the utility model rather than limitation the scope of the utility model, after having read the utility model, art technology
Personnel fall within the application range as defined in the appended claims to the modification of the various equivalent forms of the utility model.
The utility model proposes a kind of liquid crystal display die set fixed structures, as shown in Fig. 5 to Fig. 8, liquid crystal display die set packet
Backboard 10 and printed circuit board 30 are included, the fixed structure includes extending ledge arrangement, the lug from the side of backboard 10
Structure includes the first support arm 61, the second support arm 62 and the U-shaped bending for connecting the first support arm 61 and the second support arm 62
Structure 63, the first support arm 61 be equipped with through-hole 64, printed circuit board 30 correspond to the through-hole 64 at be equipped with circular hole, screw according to
Secondary that printed circuit board 30 is fixed on the first support arm 61 by the circular hole and the through-hole 64, the second support arm 62 is fixed
In on 10 side of backboard.
The fixed structure further includes a buckle, it is described buckle be plastic buckle, it is described buckle include fixed part 71, with admittedly
Determine the perpendicular filling part 72 in portion 71 and the perpendicular interconnecting piece 73 of filling part 72, and is extended inwardly by interconnecting piece 73
Protruding portion 74, the fixed part 71 is located at the top of the second support arm 62, and the filling part 72 is placed in U-shaped bending structure 63,
The interconnecting piece 73 is located at the both sides of ledge arrangement, and it is in lower section that is symmetrical and being placed in the first support arm 61 that protruding portion 74, which is two,.
The cross section of buckle is in Z-shaped structure.
Definition 10 long side direction of backboard is X-direction, and 10 short slab direction of backboard is Y direction, the side vertical with backboard 10
Ledge arrangement is blocked in z-direction, prevents ledge arrangement from turning over up and down by the way that buckle is arranged at ledge arrangement to for Z-direction
It is dynamic, the intensity and flatness of printed circuit board side entirety module are improved, the management and control of ultra-thin module thickness deviation is conducive to.
When ledge arrangement is by retrousse power, tetra- contact surface stress of A, B, C, D stops ledge arrangement to turning over；Work as lug
When the power that structure is turned over downwards, C, E contact surface stress blocking, to ensure the flatness of whole module, ledge arrangement and buckle
Interaction force, improve the structural strength of module entirety.To ensure the demand of interaction force and assembling, herein all directions
Gap setting 0.1mm or so first can be inserted in assembling buckle in assembling from ledge arrangement front end, also can be straight by buckle finally
It connects to press and be caught in.
In addition, as shown in figure 9, when assembling Opencell (liquid crystal display panel), the fixed part 71 of buckle also can be in the Y direction
Printed circuit board 30, then lock screw are limited, assembling is more convenient.
The utility model proposes a kind of display device, including panel, printed circuit board and above-mentioned liquid crystal display mode again
Group fixed structure.
The utility model can prevent printed circuit board from stirring up and down by a kind of liquid crystal display die set fixed structure of design,
The intensity and flatness for improving printed circuit board side entirety module, are conducive to the management and control of ultra-thin module thickness deviation.
Claims (5)
1. a kind of liquid crystal display die set fixed structure, liquid crystal display die set include printed circuit board and backboard, it is characterised in that：Institute
It includes extending ledge arrangement from the side of backboard to state fixed structure, and the ledge arrangement includes the first support arm, the second support
Arm and the U-shaped bending structure for connecting the first support arm and the second support arm, the printed circuit board are fixed on described first
In brace, second support arm is fixed on the side of backboard, and the fixed structure further includes a buckle, and the buckle includes solid
Determine portion, with the perpendicular filling part of fixed part, with filling part perpendicular interconnecting piece and extended inwardly by interconnecting piece
Protruding portion, above the second support arm, the filling part is placed in U-shaped bending structure the fixed position, the connecting portion
In the both sides of ledge arrangement, the protruding portion is placed in the lower section of the first support arm.
2. liquid crystal display die set fixed structure according to claim 1, it is characterised in that：The cross section of the buckle is in Z
Font structure.
3. liquid crystal display die set fixed structure according to claim 1, it is characterised in that：The protruding portion is two.
4. liquid crystal display die set fixed structure according to claim 1, it is characterised in that：First support arm is equipped with
Through-hole, the printed circuit board correspond to the through hole and are equipped with circular hole, and screw passes sequentially through the circular hole and the through-hole will
Printed circuit board is fixed on the first support arm.
5. a kind of display device, it is characterised in that：Described in panel, printed circuit board and Claims 1-4 any one
Liquid crystal display die set fixed structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820381108.3U CN207937724U (en) | 2018-03-20 | 2018-03-20 | A kind of liquid crystal display die set fixed structure and display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820381108.3U CN207937724U (en) | 2018-03-20 | 2018-03-20 | A kind of liquid crystal display die set fixed structure and display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207937724U true CN207937724U (en) | 2018-10-02 |
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ID=63655459
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820381108.3U Active CN207937724U (en) | 2018-03-20 | 2018-03-20 | A kind of liquid crystal display die set fixed structure and display device |
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| Country | Link |
|---|---|
| CN (1) | CN207937724U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114236668A (en) * | 2021-12-15 | 2022-03-25 | 武汉华星光电技术有限公司 | Backlight module and display device |
-
2018
- 2018-03-20 CN CN201820381108.3U patent/CN207937724U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114236668A (en) * | 2021-12-15 | 2022-03-25 | 武汉华星光电技术有限公司 | Backlight module and display device |
| CN114236668B (en) * | 2021-12-15 | 2023-11-28 | 武汉华星光电技术有限公司 | Backlight module and display device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200827 Address after: No.7 Tianyou Road, Qixia District, Nanjing City, Jiangsu Province Patentee after: NANJING CEC PANDA FPD TECHNOLOGY Co.,Ltd. Address before: Nanjing Crystal Valley Road in Qixia District of Nanjing City Tianyou 210033 Jiangsu province No. 7 Co-patentee before: NANJING CEC PANDA LCD TECHNOLOGY Co.,Ltd. Patentee before: NANJING CEC PANDA FPD TECHNOLOGY Co.,Ltd. Co-patentee before: Nanjing East China Electronic Information Technology Co.,Ltd. |
|
| TR01 | Transfer of patent right |