CN101667369B - Frame group, display module and fixing mode used for flat panel display - Google Patents
Frame group, display module and fixing mode used for flat panel display Download PDFInfo
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- CN101667369B CN101667369B CN2009102040483A CN200910204048A CN101667369B CN 101667369 B CN101667369 B CN 101667369B CN 2009102040483 A CN2009102040483 A CN 2009102040483A CN 200910204048 A CN200910204048 A CN 200910204048A CN 101667369 B CN101667369 B CN 101667369B
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- circuit board
- body frame
- protuberance
- linking part
- fixture
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Abstract
A display module comprises a back frame, a plurality of fixing parts, a display panel and a circuit board. The plurality of fixing parts is adjacent to the side edge of the back frame and extends outwards from the side edge; and each fixing part comprises a panel, a connecting part and a first convex part. The panel is connected with the side edge of the back frame. The first convex part is connected with the connecting part and extends in a direction far away from the connecting part, wherein the panel and the first convex part have a height difference. The display panel is arranged in the back frame and is surrounded by the side edge. The circuit board is electrically connected with the display panel and is clamped and arranged on the fixing part; the circuit board comprises a plurality of first positioning parts; each first positioning part corresponds to each fixing part respectively; the circuit board is arranged between the panel and the first convex part; and the connecting part passes through the first positioning part of the circuit board.
Description
Technical field
The present invention is about a kind of frame set and display module that is used for flat-panel screens, particularly a kind of frame set that is used for fixing the circuit board of flat-panel screens, and the display module of using this frame set.
Background technology
Flat-panel screens with high-resolution color screen has been widely used in notebook computer gradually; And the flat-panel screens of general slim notebook computer is to utilize CCFL (Cold CathodeFluorescent Lamp; CCFL) or light emitting diode (Light Emitting Diode LED) is used as backlight.In the flat-panel screens of utilizing light emitting diode as backlight; The modal practice is that light emitting diode is welded on a printed circuit board (PCB) (Printed Circuit Board; PCB) on, and utilize screw that printed circuit board (PCB) is locked on the back of the body frame (back plate) of backlight module.Because printed circuit board (PCB) must fit tightly with back of the body frame, the heat that light emitting diode is dispersed conducts to back of the body frame smoothly, to guarantee light emitting diode the problem of cause thermal damage can not take place.
See also Fig. 1, the circuit board 12 that Fig. 1 illustrates the slim notebook computer of prior art is assembled in the constitutional diagram of carrying on the back frame 14.After the panel 16 that at first slim notebook computer is used is sent into assembly line with circuit board 12 (installation is used to drive the circuit of panel 16); Circuit board 12 is aimed at 20,22 pinnings of corresponding screw with ironware back of the body frame 14 with screw 18 fix, so as to avoiding the skew of circuit board 12 towards directions X, Y direction and Z direction.Use adhesive tape (Tape) to be attached on the circuit board 12 at last again to protect the fixing circuit board 12 of holding concurrently.The advantage of this kind mode be assembling easily, but shortcoming then is to need lock the screw more than 2 more, has not only increased manufacturing cost, has more prolonged assembling man-hour and has reduced production efficiency, even when locking a plurality of screw, the phenomenon of locking screw has taken place easily to leak.Even only a spot of screw does not lock to printed circuit board (PCB), also can make printed circuit board (PCB) can't entirely secure on the back of the body frame.When more being difficult in addition guarantee that each screws is to circuit board, for the consistance of the circuit board application of force.So cause deterioration in quality, caused yields to reduce.
Therefore, how firmly and efficiently printed circuit board (PCB) entirely to be fixed on the back of the body frame a real important topic for demanding urgently at present studying.
Summary of the invention
In view of this, the purpose of this invention is to provide a kind of frame set of the circuit board of being convenient to the fixed pan display and the display module of using this frame set, to solve the problem of prior art.
The present invention proposes a kind of display module, and it comprises a back of the body frame, a plurality of fixture, a display panel, and a circuit board.The side that this back of the body frame comprises a bottom surface and is positioned at this bottom surface ora terminalis.This side of contiguous this back of the body frame of a plurality of fixtures, and this side of this back of the body frame stretches out certainly, and each fixture comprises a flat board, a linking part and one first protuberance.This flat board connects this side of this back of the body frame and extends towards the direction away from this side.This linking part connects this flat board and court extends away from this dull and stereotyped direction.This first protuberance connects this linking part and extends towards the direction away from this linking part, wherein should flat board and this first protuberance one difference in height is arranged.This display panel is arranged in this back of the body frame, and is centered on by this side.This circuit board then is electrically connected to this display panel and is arranged on these fixtures; This circuit board comprises a plurality of first location divisions; Corresponding to this fixture respectively, this circuit board is interposed between this flat board and this first protuberance, and this linking part passes this first location division of this circuit board respectively in each this first location division; Wherein, Angle between this linking part and this flat board roughly is 90 degree, and the angle between this linking part and this first protuberance roughly is 90 degree, and this flat board is parallel to this bottom surface of this back of the body frame.
The present invention proposes a kind of frame set again, and it comprises the back of the body frame, a circuit board and an a plurality of fixture.The side that this back of the body frame comprises a bottom surface and is positioned at this bottom surface ora terminalis.This side of contiguous this back of the body frame of these fixtures, and this side of this back of the body frame stretches out certainly, and each fixture comprises a flat board, a linking part and first protuberance.This flat board connects this side of this back of the body frame and extends towards the direction away from this side.This linking part connects this flat board and court extends away from this dull and stereotyped direction.This first protuberance connects this linking part and extends towards the direction away from this linking part, wherein should flat board and this first protuberance one difference in height is arranged.This circuit board is arranged on these fixtures; This circuit board comprises a plurality of first location divisions; Corresponding to this fixture respectively, this circuit board is interposed between this flat board and this first protuberance, and this linking part passes this first location division of this circuit board respectively in each this first location division.
The present invention provides a kind of method that a circuit board group is loaded on a back of the body frame in addition; It comprises the following steps: to provide a framework; This framework comprises a back of the body frame and an a plurality of fixture; Each fixture stretches out from a side of this back of the body frame, each fixture comprise from the outward extending flat board of this side, certainly should flat board to a linking part that extends away from this dull and stereotyped direction and certainly this linking part towards one first protuberance that extends away from the direction of this linking part; One circuit board is provided, and it comprises a plurality of first location divisions; To place, make each first location division pass this corresponding first protuberance this circuit board perpendicular to the angle of this back of the body frame; And with this circuit board to rotate towards this dull and stereotyped direction; Make this circuit board be fitted on this flat board of this fixture; Wherein, Angle between this linking part and this flat board roughly is 90 degree, and the angle between this linking part and this first protuberance roughly is 90 degree, and this flat board is parallel to the bottom surface of this back of the body frame.
For letting the foregoing of the present invention can be more obviously understandable, hereinafter is special lifts preferred embodiment, and conjunction with figs., elaborates as follows:
Description of drawings
The slim notebook computer that Fig. 1 illustrates prior art is loaded on circuit board group the constitutional diagram of carrying on the back frame.
Fig. 2 illustrates the exploded view according to the display module of embodiments of the invention.
Fig. 3 A and Fig. 3 B illustrate the frame set of framework and circuit board composition respectively.
Fig. 4 assembles the process flow diagram of back of the body frame and circuit board for the present invention.
Fig. 5 illustrates the synoptic diagram that circuit board group is loaded on the phase one of back of the body frame.
Fig. 6 is the sectional view of Fig. 5 along profile line 5-5 '.
Fig. 7 illustrates the synoptic diagram that circuit board group is loaded on the subordinate phase of back of the body frame.
Fig. 8 is the sectional view of Fig. 7 along profile line 7-7 '.
Fig. 9 illustrates the synoptic diagram that circuit board group is loaded on the phase III of back of the body frame.
Figure 10 is the sectional view of Fig. 9 along profile line 9-9 '.
Figure 11 illustrates adhesive tape is sticked circuit board.
The main element symbol description
10 slim notebook computer 12 circuit boards
14 back of the body frames, 16 panels
18 screws, 100 display modules
110 circuit boards, 120 display panels
140 frameworks, 150 backlight modules
158 LGPs, 154 optical diaphragm group
152 light sources, 155 reverberators
156 reflecting plates, 142 back of the body frames
112 signal connecting interfaces, 1445 breach
1422 bottom surfaces, 1424 sides
1442 dull and stereotyped 1444 linking parts
1,448 second protuberances, 1,446 first protuberances
1,104 second location divisions, 1,102 first location divisions
160 adhesive tapes
Embodiment
Below the explanation of each embodiment be with reference to accompanying drawing, can be in order to illustration the present invention in order to the specific embodiment of implementing.The direction term that the present invention mentioned, for example " on ", D score, " preceding ", " back ", " left side ", " right side ", " top ", " end ", " level ", " vertically " etc., only be direction with reference to accompanying drawing.Therefore, the direction term of use is in order to explanation and understands the present invention, but not in order to restriction the present invention.
Please with reference to Fig. 2, it illustrates the exploded view according to the display module 100 of embodiments of the invention.Display module 100 comprises a backlight module 150, a circuit board 110, a display panel 120 and a framework 140.Backlight module 150 is arranged in the framework 140 and is positioned at display panel 120 belows, and it is used for producing backlight for display panel 120 show images.Be provided with a signal connecting interface 112 between circuit board 110 and the display panel 120, signal connecting interface 112 can be flexible circuit board or other conduction interface, is used for the control signal that circuit board 110 provides is sent to display panel 120.Backlight module 150 comprises 152 compositions of reflecting plate 156, LGP 158, optical diaphragm group 154 and light source (like cold cathode ray tube or light emitting diode).Optical diaphragm group 154 is set on the LGP 158; Optical diaphragm group 154 comprises diffusion barrier sheet and prismatic lens; The effect of this diffusion barrier sheet and prismatic lens is to revise radiation direction and the diffusion angle that light source 152 penetrates, the direction that light is concentrated on require, and this diffusion barrier sheet is for the optical texture that destroys total reflection; The effect that also has covering, prismatic lens be the positive effect that improves brightness of tool then.One side of light source 152 is coated with reverberator 155, and reverberator 155 is mainly the utilization factor that increases light.The light that light source 152 produces can penetrate display panel 120 after handling through elements such as reflecting plate 156, LGP 158 and optical diaphragm group 154, makes that the control signal that pixel basis circuit board 110 transmitted on the display panel 120 produces different GTGs and produces image.
See also Fig. 3 A and Fig. 3 B, Fig. 3 A and Fig. 3 B illustrate the frame set of framework 140 and circuit board 110 compositions respectively.Framework 140 comprises a back of the body frame 142 and a plurality of fixtures 144.Back of the body frame 142 side 1424 that comprises a bottom surface 1422 and be positioned at bottom surface 1422 ora terminalis, wherein 1422 ora terminalis extends upward side 1424 from the bottom surface.The side 1424 of a plurality of fixture 144 adjacent back frames 142; And the side 1424 of carrying on the back frame 1422 certainly stretches out; Preferably; Fixture 144 is integrally formed with back of the body frame 142, but is not limited thereto, and fixture 144 also can combined or fixture 144 colludes the side of being located at back of the body frame 142 with web member (figure does not show) with back of the body frame 142.In addition, side 1424 has a breach 1445 in the position with respect to fixture 144, and the height of breach 1445 can be slightly larger than the thickness of signal connecting interface 112, but is not limited thereto.The purpose of breach 1445 is to be used for being lain low in the back of the body 142 last times of frame at circuit board 110, and signal connecting interface 112 can pass breach 1445 and be connected to display panel 120.Each fixture 144 comprises dull and stereotyped 1442, one linking part 1444 and one first protuberance 1446.Dull and stereotyped 1442 connect the side 1424 and the court of carrying on the back frame 1422 extends away from the direction of side 1424.Linking part 1444 connects dull and stereotyped 1422 and extend towards the direction away from dull and stereotyped 1422, and linking part 1444 for example roughly is 90 with dull and stereotyped 1442 angle and spends.First protuberance 1446 connects linking parts 1444 and extends towards the direction away from linking part 1444, and the angle of 1446 of linking part 1444 and first protuberances for example roughly is 90 and spends.Dull and stereotyped 1422 and first protuberance 1446 has a difference in height h1.Fixture 144 can comprise that also second protuberance 1448 is arranged on dull and stereotyped last 1442.Circuit board 110 comprises one first location division 1102 respectively in corresponding first protuberance, 1446 parts; Comprise one second location division 1104 respectively in corresponding second protuberance, 1448 parts; Wherein first location division 1102 and second location division 1104 can be perforate; So first protuberance 1446 can pass first location division 1102, and second protuberance 1148 can pass second location division 1104.
Please consult Fig. 4, Fig. 5 and Fig. 6 in the lump, Fig. 4 assembles the process flow diagram of carrying on the back frame 142 and circuit board 110 for the present invention, and Fig. 5 illustrates the synoptic diagram that circuit board 110 is assembled in the phase one of back of the body frame 142, and Fig. 6 is the sectional view of Fig. 5 along profile line 5-5 '.At first, framework 140 is provided, framework 140 comprises back of the body frame 142 and fixture 144 (step 400), and the circuit board 110 and display panel 120 (step 402) that utilizes signal connecting interface 112 to connect is provided.Then circuit board 110 is placed with rough angle perpendicular to back of the body frame 142, made each first location division 1102 pass the first corresponding protuberance 1446 (step 404).
Next please consult Fig. 4 and Fig. 7-Figure 10 in the lump, Fig. 7 illustrates the synoptic diagram that circuit board 110 is assembled in the subordinate phase of back of the body frame 142, and Fig. 8 is the sectional view of Fig. 7 along profile line 7-7 '.Fig. 9 illustrates the synoptic diagram that circuit board 110 is assembled in the phase III of back of the body frame 142, and Figure 10 is the sectional view of Fig. 9 along profile line 9-9 '.Then, circuit board 110 is rotated with the direction towards dull and stereotyped 1442, just, make linking part 1444 pass first location division 1102 (step 406) of circuit board 110 towards the direction rotation of arrow A.When circuit board 110 horizontal in the back of the body 142 last times of frame, circuit board 110 is fitted on the flat board 1442 of fixture 144, and circuit board 110 is interposed between dull and stereotyped 1442 and first protuberance 1446.Because first protuberance 1446 forms a kind of trip knot with linking part 1444 and colludes, and makes first protuberance 1146 that passes first location division 1102 catch on circuit board 110, make circuit board 110 be difficult for producing displacement and breaking away from back of the body frame 142 from the Z direction.Simultaneously, cooperate second location division 1104 to pass second protuberance 1448 again, make that circuit board 110 is difficult for producing displacement and breaking away from back of the body frame 142 from directions X and Y direction from dull and stereotyped 1442 protrusions.
At last, please consult Fig. 4 and Figure 11 in the lump, Figure 11 illustrates adhesive tape 160 is sticked circuit board 110.In order to protect and fixing circuit board 110 better, can adhesive tape 160 be attached on the circuit board 110 (step 408).
The material of this back of the body frame 142 for example is a metal material, in order to enough anchorage forces to be provided, avoids display module 100 crooked because of receiving the external force effect, guarantees that the phenomenon of warpage can not take place circuit board 110.Form the fixture 144 and the structure that back of the body frame 142 can be one of the forming of framework 140, can reduce manufacturing cost.
Above-mentioned according to described frame set of the preferred embodiment of the present invention and the display module of using it, utilize a plurality of fixtures to be set on back of the body frame, and form the mode of a plurality of location divisions on circuit board, can reach the effect of fixing circuit board on back of the body frame.A plurality of screws of having avoided locking cause the assembling increase in man-hour, and have avoided leaking lock screw or screw application of force inequality, cause the irregular problem of circuit board.Its advantage is: 1. owing to a plurality of fixtures only need be set simply on back of the body frame; And on circuit board, form corresponding a plurality of location divisions; Can circuit board firmly and entirely be fixed on the back of the body frame, can avoid because the problem that the exploitation complicated die causes cost to increase.2. only need these a little fixtures are passed this a little location divisions, and circuit board is passed a distance so that be sticked in this a little fixtures on back of the body frame, just can easyly carry out the fixing of circuit board apace.Since each fixture correspondence pass each location division, make circuit board be fixed to the back of the body frame on after, the phenomenon that can not slide.4. by a plurality of fixture clamping circuit boards, can make the complete back of the body frame that fits in of circuit board, the planarization of holding circuit plate, and then promote product quality and yields.
Though the present invention with preferred embodiment openly as above; Right its is not that any those skilled in the art are not breaking away from the spirit and scope of the present invention in order to qualification the present invention; When can doing various changes and modification, so protection scope of the present invention is as the criterion when looking claims person of defining.
Claims (7)
1. display module comprises:
One back of the body frame, a side that comprises a bottom surface and be positioned at this bottom surface ora terminalis;
At least one fixture, this side of contiguous this back of the body frame, and this side of this back of the body frame stretches out certainly, and wherein each fixture comprises:
One flat board, this side and the court that connect this back of the body frame extend away from the direction of this side;
One linking part connects this flat board and court extends away from this dull and stereotyped direction; And
One first protuberance connects this linking part and towards extending away from the direction of this linking part, wherein should flat board and this first protuberance one difference in height is arranged;
One display panel is arranged in this back of the body frame, and is centered on by this side; And
One circuit board; Be electrically connected to this display panel and be arranged on these fixtures; This circuit board comprises a plurality of first location divisions, and corresponding to this fixture respectively, this circuit board is for being interposed between this flat board and this first protuberance respectively in each this first location division; And this linking part passes this first location division of this circuit board
Wherein, the angle between this linking part and this flat board roughly is 90 degree, and the angle between this linking part and this first protuberance roughly is 90 degree, and this flat board is parallel to this bottom surface of this back of the body frame.
2. display module according to claim 1 comprises that also a signal connecting interface is electrically connected to this display panel and this circuit board, and this side has a breach with respect to this fixture, and this signal connecting interface passes this breach.
3. display module according to claim 1 also comprises a backlight module, is arranged in this back of the body frame and is positioned at this display panel below, and wherein this backlight module is centered on by this bottom surface and this side.
4. display module according to claim 1, wherein this fixture comprises that in addition one second protuberance is arranged on this flat board, this circuit board is to should the second protuberance part comprising one second location division in addition, and this second protuberance passes this second location division.
5. display module according to claim 1, wherein, this back of the body frame and these fixtures are one of the forming.
6. one kind is loaded on the method for a framework with a circuit board group, and it comprises:
One framework is provided; This framework comprises a back of the body frame and an at least one fixture; Each fixture stretches out from a side of this back of the body frame, each fixture comprise from the outward extending flat board of this side, certainly should flat board to a linking part that extends away from this dull and stereotyped direction and certainly this linking part towards one first protuberance that extends away from the direction of this linking part;
One circuit board is provided, and it comprises a plurality of first location divisions;
To place, make each first location division pass this corresponding first protuberance this circuit board perpendicular to the angle of this back of the body frame; And
To rotate, make this circuit board be fitted on this flat board of this fixture this circuit board towards this dull and stereotyped direction,
Wherein, the angle between this linking part and this flat board roughly is 90 degree, and the angle between this linking part and this first protuberance roughly is 90 degree, and this flat board is parallel to the bottom surface of this back of the body frame.
7. method according to claim 6; Wherein this fixture comprises that in addition one second protuberance is arranged on this flat board; This circuit board is in to should the second protuberance part comprising one second location division in addition; After this circuit board rotated with the direction dull and stereotyped towards this, this second protuberance passed this second location division.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102040483A CN101667369B (en) | 2009-10-12 | 2009-10-12 | Frame group, display module and fixing mode used for flat panel display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102040483A CN101667369B (en) | 2009-10-12 | 2009-10-12 | Frame group, display module and fixing mode used for flat panel display |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101667369A CN101667369A (en) | 2010-03-10 |
| CN101667369B true CN101667369B (en) | 2012-01-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009102040483A Expired - Fee Related CN101667369B (en) | 2009-10-12 | 2009-10-12 | Frame group, display module and fixing mode used for flat panel display |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101667369B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102135917B1 (en) * | 2013-12-20 | 2020-07-21 | 엘지디스플레이 주식회사 | Flat panel type image panel display device and mathod for assembling the same |
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2009
- 2009-10-12 CN CN2009102040483A patent/CN101667369B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN101667369A (en) | 2010-03-10 |
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