CN101295082B - LCD and its frame group - Google Patents
LCD and its frame group Download PDFInfo
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- CN101295082B CN101295082B CN2008101083010A CN200810108301A CN101295082B CN 101295082 B CN101295082 B CN 101295082B CN 2008101083010 A CN2008101083010 A CN 2008101083010A CN 200810108301 A CN200810108301 A CN 200810108301A CN 101295082 B CN101295082 B CN 101295082B
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- circuit board
- printed circuit
- pcb
- attaching means
- reference column
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Abstract
The invention relates to a liquid crystal display device which comprises a plastic frame, a printed circuit board, a locating pillar, slotted holes, a first restricting part and a liquid crystal panel; wherein, the printed circuit board is provided with at least one fixing hole passing though the printed circuit board; the locating pillar is formed on the plastic frame; the slotted holes are formed on the locating pillar and arranged along the long axis direction of the locating pillar; the first restricting part is arranged at the side wall of the locating pillar to restrict the printed circuit board between the first restricting part and the plastic frame; and the liquid crystal panel is positioned in the plastic frame and electrically connected with the printed circuit board.
Description
Technical field
The invention relates to a kind of LCD, and particularly relevant for a kind of frame set of LCD.
Background technology
Along with the progress of science and technology and developing rapidly of medium, the user has more and more high requirement for the sound and light program of peripheral equipment.Kinescope (cathode ray tube commonly used in the past; CRT) display because volume is too huge, is being bragged about in the compact epoch now, does not gradually apply demand.Therefore, there is many flat-panel screens (flat panel display) technology to be developed in succession in recent years, like LCD (liquid crystal display; LCD) become the main flow of display gradually.
LCD takes up room or weight all wants many little no matter be because technical development fast and reach its maturity, is therefore compared with unidimensional crt display unit.Also, make LCD be widely used in the various electronic product just because of these meet the advantage of the tendency of the day.
In the related application of various LCDs, the growth of LCD TV is more surprising, at present the size of LCD TV even placed oneself above and be considered to large-sized plasm TV traditionally.This type of LCD has a characteristic: drive circuit board is the side that is fixed in the glue frame mostly.In order to reach this purpose, on the glue frame, must be provided with grade wall, the assembler also need lock screw mostly in addition, fixed drive circuit board really, and required grounding function is provided simultaneously.Yet,, can cause in assembling that portion's material is various, assembling is consuming time, the problem such as difficult of doing over again though the mode that this screw locks seems effectively.Therefore, how to develop a kind of simple and effective circuit plate fixed form has become the problem that related industry presses for solution.
Summary of the invention
Therefore a technology kind attitude of the present invention is about a kind of LCD, and it utilizes reference column that printed circuit board (PCB) is fixed on the glue frame.
One embodiment of LCD of the present invention comprises glue frame, printed circuit board (PCB), reference column, slotted eye, first attaching means and liquid crystal panel.Printed circuit board (PCB) has at least one fixed orifice to be run through wherein.Reference column is formed on the glue frame.Slotted eye is formed at reference column and along the long axis direction setting of reference column.First attaching means is arranged at the sidewall of reference column, makes printed circuit board (PCB) be constrained between first attaching means and the glue frame.Liquid crystal panel is arranged in the glue frame, and electrically connects printed circuit board (PCB).
Another technology appearance attitude of the present invention is about a kind of frame set, its foregoing liquid crystal display of can arranging in pairs or groups.
One embodiment of frame set of the present invention comprises glue frame, printed circuit board (PCB), reference column, slotted eye and first attaching means.Printed circuit board (PCB) has at least one fixed orifice to be run through wherein.Reference column is formed on the glue frame.Slotted eye is formed at reference column and along the long axis direction setting of reference column.First attaching means is arranged at the sidewall of reference column, makes printed circuit board (PCB) be constrained between first attaching means and the glue frame.
Description of drawings
Shown in Figure 1 is the three-dimensional exploded view of an embodiment of LCD of the present invention.
Shown in Figure 2 is the enlarged drawing of LCD P.e.c. plate portion after assembling of Fig. 1.
Shown in Figure 3 is sectional view along the profile line 3 of Fig. 2.
Shown in Figure 4ly be the stereographic map behind the printed circuit board (PCB) of removing Fig. 2.
Shown in Figure 5 is the sectional view of another embodiment of the present invention, and its profile direction is identical with Fig. 3.
Shown in Figure 6ly be the stereographic map behind the printed circuit board (PCB) of removing Fig. 5.
Shown in Figure 7 is the sectional view of another embodiment of the present invention, and its profile direction is identical with Fig. 3.
Shown in Figure 8ly be the stereographic map behind the printed circuit board (PCB) of removing Fig. 7.
The main element symbol description
100: LCD
105: frame set
110: the glue frame
112: holes
120: printed circuit board (PCB)
122: fixed orifice
130: reference column
140: slotted eye
150: the first attaching means
160: the second attaching means
162: salient point
170: the ground connection screw
180: metal backing
200: liquid crystal panel
300: preceding bezel, cluster
3: profile line
P: arrow
X: direction
Y: direction
Z: direction
Embodiment
Shown in Figure 1 is the three-dimensional exploded view of an embodiment of LCD of the present invention.As shown in the figure, LCD 100 can comprise glue frame 110, printed circuit board (PCB) 120, liquid crystal panel 200 and preceding bezel, cluster 300.Liquid crystal panel 200 is arranged in glue frame 110, and electrically connects printed circuit board (PCB) 120.Printed circuit board (PCB) 120 is fixed in the side of glue frame 110.Preceding bezel, cluster 300 frames cover glue frame 110, printed circuit board (PCB) 120 and liquid crystal panel 200, make above-mentioned each element be assembled into LCD 100.
Shown in Figure 2 be the LCD 100 of Fig. 1 after assembling in the enlarged drawing of printed circuit board (PCB) 120 parts.Shown in Figure 3 is sectional view along the profile line 3 of Fig. 2.As shown in the figure, in order printed circuit board (PCB) 120 to be fixed in the side of glue frame 110, the LCD 100 of present embodiment comprises reference column 130, slotted eye 140 and first attaching means 150.Reference column 130 is formed on the glue frame 110.Slotted eye 140 is formed at reference column 130 and along the long axis direction setting of reference column 130.150 sidewalls that are arranged at reference column 130 of first attaching means.
Printed circuit board (PCB) 120 can have at least one fixed orifice 122 to be run through wherein.In use, the user can be earlier with these fixed orifice 122 aligned posts 130.Then, the user can oppress printed circuit board (PCB) 120, with first attaching means 150 on extruding reference column 130 sidewalls.The cause that exist owing to slotted eye 140 this moment, reference column 130 meeting compression deformations in slotted eye 140 let first attaching means 150 pass fixed orifice 122.In case after first attaching means 150 passed fixed orifice 122, reference column 130 made the attaching means 150 of winning prop up the one side of printed circuit board (PCB) 120 back to glue frame 110 resilience immediately.
Thus, owing to reference column 130 has inserted in the fixed orifice 122 of printed circuit board (PCB) 120 at this moment, so the mobile constraint that will receive reference column 130 of printed circuit board (PCB) 120 on direction X and direction Y.On the other hand; Because first attaching means 150 props up the one side of printed circuit board (PCB) 120 back to glue frame 110; So printed circuit board (PCB) 120 mobile also will suffer restraints (that is printed circuit board (PCB) 120 will be constrained between first attaching means 150 and the glue frame 110) on direction Z.More than comprehensive, the combination of the reference column 130 and first attaching means 150 will be enough to the position of fixed printed circuit board 120 on glue frame 110, therefore can replace the function of conventional screw location fully.
In addition, the structure of Fig. 1 and Fig. 2 also can be considered and discloses a kind of frame set 105, and it comprises glue frame 110, printed circuit board (PCB) 120, reference column 130, slotted eye 140 and first attaching means 150.Printed circuit board (PCB) 120 has at least one fixed orifice 122 to be run through wherein.Reference column 130 is formed on the glue frame 110.Slotted eye 140 is formed at reference column 130 and along the long axis direction setting of reference column 130.First attaching means 150 is arranged at the sidewall of reference column 130, makes printed circuit board (PCB) 120 be constrained between first attaching means 150 and the glue frame 110.
For fitting printed circuit board 120 more like a cork, the material of reference column 130 can be flexible material, lets the user with littler compressing power, obtains bigger deflection.Particularly, the material of the reference column 130 of present embodiment can be polycarbonate (polycarbonate; PC).The above material of lifting all is merely illustration, is not in order to restriction the present invention, and the common knowledge the knowledgeable who has the knack of the affiliated technical field of the present invention selects embodiment of the present invention when accordinging to particular demands.
With reference to figure 3, present embodiment also adopts following two kinds of structures to promote the amount of deflection of reference column 130, and the first is with the structure of hollow shell as above-mentioned reference column 130, and another then is to let above-mentioned slotted eye 140 extend to the glue frame 110 (shown in the arrow P of Fig. 4) of part.More than two kinds of structures except can existing simultaneously, but also individualism, the common knowledge the knowledgeable who has the knack of technical field under the present invention adopts suitable structure when accordinging to particular demands.
With reference to figure 1 and Fig. 4, the LCD 100 of present embodiment comprises at least one second attaching means 160, and it is positioned on the glue frame 110, and props up printed circuit board (PCB) 120.Particularly, second attaching means 160 can be crossed slightly with printed circuit board (PCB) 120 in design and interfere, to avoid printed circuit board (PCB) 120 on direction Z, to rock or to shake.The above-described interference slightly excessively is meant: the vertical range between second attaching means 160 and first attaching means 150 is slightly less than the thickness of printed circuit board (PCB) 120, makes that second attaching means 160 is compressive deformation slightly after printed circuit board (PCB) 120 is installed.For instance, if the thickness of printed circuit board (PCB) 120 is 0.8mm, the vertical range between second attaching means 160 and first attaching means 150 then can be designed to 0.6mm.
In when dismounting, the user returns in the fixed orifice 122 of printed circuit board (PCB) 120 attaching means 150 of winning and gets final product as long as the application of force lets reference column 130 compression deformation in slotted eye 140.At this moment, because originally second attaching means 160 of compressive deformation can automatic resilience, so printed circuit board (PCB) 120 can be ejected outside the reference column 130 naturally, and need not the user does other operation again.
Know by above; Present embodiment not only can be used the function that reference column 130, first attaching means 150 and second attaching means 160 replace the conventional screw location; And the loading and unloading of printed circuit board (PCB) 120 all do not need extra hand tool and complicated operation, and therefore can effectively solve conventional screw locks the problem that is caused.
The glue frame 110 of present embodiment, reference column 130, first attaching means 150 and second attaching means 160 can be integrally formed.More particularly, the material of above-mentioned glue frame 110, reference column 130, first attaching means 150 and second attaching means 160 all can be polycarbonate, so that make with the mode of injection molding.Above material of lifting and manufacturing approach are merely illustration, are not in order to restriction the present invention, and the common knowledge the knowledgeable who has the knack of the affiliated technical field of the present invention selects suitable material and manufacturing approach when accordinging to particular demands.
In Fig. 1 and Fig. 2, LCD 100 has at least one ground connection screw 170, and it is attached to the earthing position of printed circuit board (PCB) 120, so that required earthing potential to be provided.Ground connection screw 170 is also nonessential, and the common knowledge the knowledgeable who has the knack of technical field under the present invention can also other suitable mode, and required earthing potential is provided.For instance, the user also can directly utilize the inboard metal backing of glue frame that earthing potential is provided, and need not extraly lock the ground connection screw, and how following examples will specifically openly implement above technology contents.
Shown in Figure 5 is the sectional view of another embodiment of the present invention, and its profile direction is identical with Fig. 3.Shown in Figure 6ly be the stereographic map behind the printed circuit board (PCB) 120 of removing Fig. 5.As shown in the figure, present embodiment comprises holes 112, and it runs through glue frame 110, and exposes the metal backing 180 that is positioned at glue frame 110 inboards.Second attaching means 160 is arranged on this metal backing 180, and passes holes 112 and prop up the earthing position of printed circuit board (PCB) 120, so that required earthing potential to be provided.
Second attaching means 160 of present embodiment can be integrally formed with metal backing 180.Second attaching means 160 all can be metal with the material of metal backing 180, so that provide printed circuit board (PCB) 120 required earthing potential; Yet the common knowledge the knowledgeable who has the knack of the affiliated technical field of the present invention selects the material of second attaching means 160 and metal backing 180 when accordinging to particular demands.
In addition and since second attaching means 160 can be slightly after installation compressive deformation, therefore in some cases, the distortion of second attaching means 160 may cause the loose contact of 120 of second attaching means 160 and printed circuit board (PCB)s.Therefore, can have a plurality of salient points 162 on second attaching means 160 of present embodiment, the earthing position of its contact print circuit board 120 causes loose contact to avoid because of the distortion of second attaching means 160.
Though Fig. 5 and Fig. 6 are depicted as a semi-girder with second attaching means 160, this does not limit the present invention, and other suitable structure also can be one of enforcement aspect of second attaching means 160.For instance, in another embodiment of the present invention, this second attaching means 160 also can be an arch bridge (illustrating like Fig. 7 and Fig. 8).
Though the present invention with embodiment openly as above; Right its is not in order to limit the present invention; Any common knowledge the knowledgeable who has the knack of the affiliated technical field of the present invention; Do not breaking away from the spirit and scope of the present invention, when can doing various changes and retouching, so protection scope of the present invention is as the criterion when looking claims person of defining.
Claims (10)
1. LCD comprises:
One glue frame;
At least one printed circuit board (PCB) has at least one fixed orifice and runs through wherein;
At least one reference column is formed on this glue frame;
At least one slotted eye is formed at this reference column and along the long axis direction setting of this reference column;
At least one first attaching means is arranged at the sidewall of this reference column, makes this printed circuit board (PCB) be constrained between this first attaching means and this glue frame; And
One liquid crystal panel is arranged in this glue frame, and electrically connects this printed circuit board (PCB),
Wherein said LCD also comprises at least one second attaching means, and itself and this glue frame is one-body molded, and props up this printed circuit board (PCB);
It is characterized in that the vertical range between second attaching means and first attaching means is slightly less than the thickness of printed circuit board (PCB), make that second attaching means is compressive deformation slightly after printed circuit board (PCB) is installed.
2. LCD according to claim 1, wherein the material of this reference column is a flexible material.
3. LCD according to claim 1, wherein this reference column is a hollow shell.
4. LCD according to claim 1, wherein this slotted eye extends to the glue frame of part.
5. LCD according to claim 1 also comprises at least one ground connection screw, is attached to the earthing position of this printed circuit board (PCB).
6. frame set comprises:
One glue frame;
At least one printed circuit board (PCB) has at least one fixed orifice and runs through wherein;
At least one reference column is formed on this glue frame;
At least one slotted eye is formed at this reference column and along the long axis direction setting of this reference column; And
At least one first attaching means is arranged at the sidewall of this reference column, makes this printed circuit board (PCB) be constrained between this first attaching means and this glue frame,
Wherein, described frame set also comprises at least one second attaching means, and itself and this glue frame is one-body molded, and props up this printed circuit board (PCB);
It is characterized in that the vertical range between second attaching means and first attaching means is slightly less than the thickness of printed circuit board (PCB), make that second attaching means is compressive deformation slightly after printed circuit board (PCB) is installed.
7. frame set according to claim 6, wherein the material of this reference column is a flexible material.
8. frame set according to claim 6, wherein this reference column is a hollow shell.
9. frame set according to claim 6, wherein this slotted eye extends to the glue frame of part.
10. frame set according to claim 6 also comprises at least one ground connection screw, is attached to the earthing position of this printed circuit board (PCB).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101083010A CN101295082B (en) | 2008-06-06 | 2008-06-06 | LCD and its frame group |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101083010A CN101295082B (en) | 2008-06-06 | 2008-06-06 | LCD and its frame group |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101295082A CN101295082A (en) | 2008-10-29 |
| CN101295082B true CN101295082B (en) | 2012-02-01 |
Family
ID=40065462
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008101083010A Active CN101295082B (en) | 2008-06-06 | 2008-06-06 | LCD and its frame group |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101295082B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101806964B (en) * | 2010-03-09 | 2012-07-04 | 友达光电股份有限公司 | Monitor and rubber frame |
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2008
- 2008-06-06 CN CN2008101083010A patent/CN101295082B/en active Active
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| Publication number | Publication date |
|---|---|
| CN101295082A (en) | 2008-10-29 |
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