CN101876759B - Display module and fixing mechanism thereof - Google Patents
Display module and fixing mechanism thereof Download PDFInfo
- Publication number
- CN101876759B CN101876759B CN2009102120670A CN200910212067A CN101876759B CN 101876759 B CN101876759 B CN 101876759B CN 2009102120670 A CN2009102120670 A CN 2009102120670A CN 200910212067 A CN200910212067 A CN 200910212067A CN 101876759 B CN101876759 B CN 101876759B
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- edge
- circuit board
- framework
- hard circuit
- demonstration module
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Abstract
The display module comprises a display panel, a hard circuit board, a first frame and a second frame, wherein the hard circuit board comprises a first edge, a second edge, a third edge and a fourth edge, the first edge and the second edge are mutually parallel, and the third edge and the fourth edge are mutually parallel and are vertical to the first edge and the second edge; the lower surface of the first bottom board of the first frame forms a plurality of pressing buckles for fixing the first edge, the second edge and the third edge of the hard circuit board; the second frame is used for closing the first frame, and the second frame and the first frame mutually fix the display panel and the hard circuit board; the rim of the second frame is fixedly matched with the rim of the first frame, one frame edge of the second frame edge forms an extending part which exceeds the lower surface of the first bottom board of the first frame so as to cause the fourth edge of the hard circuit board to be supported on the extending part. The fixing mechanism of the invention fixes the hard circuit board on the first frame by the pressing buckle and the extending part.
Description
[technical field]
The invention relates to a kind of demonstration module, refer to a kind of demonstration module and fixed mechanism thereof that can utilize the direct fixing circuit board of frame structure especially.
[background technology]
The increasing fields relevant with computing machine such as mobile computer, monitor that are applied to of LCD, the element of LCD comprises major parts such as liquid crystal panel, circuit board and module backlight.Liquid crystal panel is used for show image, and it is provided with driving circuit, is used for exporting the reverse degree of needed voltage to pixel with the control liquid crystal molecule.Circuit board is to form through the driving circuit on flexible circuit board and this liquid crystal panel to electrically conduct, and this flexible circuit board is to form with this driving circuit through pressure programming to be connected.Module backlight is that liquid crystal panel provides backlight.In module group procedure, liquid crystal panel is stacked and placed on the module backlight, is electrically connected to hard circuit board on this liquid crystal panel through flexible circuit board and then is fixed on the lower surface of following chase of LCD.
In the prior art; The hard circuit board has two kinds with the fixed form of following chase; First kind of fixed form is that screw locks, that is passes circuit board through several screws and be locked in down on the chase, although the mode that screw locks can provide bigger stability; But bigger operating space must be arranged for locking when lock screw, assembling is also very time-consuming simultaneously, cost is higher.Second kind of fixed form is that adhesive tape is pasted; That is utilize double faced adhesive tape that circuit board is pasted on down on the lower surface of chase, though processing procedure is simple, because in case circuit board is pasted on down on the chase; Just be difficult to circuit board from peeling off on the chase down; And in stripping process, very easily circuit board is caused damage, thus make circuit board scrap, so the mode that adhesive tape is pasted has the defective of heavy industry difficulty.
Therefore, existing fixed form all haves much room for improvement, thereby is necessary to provide a kind of new fixed mechanism, to solve the defective of above prior art.
[summary of the invention]
Fundamental purpose of the present invention is to provide a kind of demonstration module, and wherein the hard circuit board can be fixed on the framework, and assembling is convenient, heavy industry is convenient, thereby can reduce the bad scrappage of assembling in man-hour, the reduction heavy industry.
Another object of the present invention is to provide a kind of fixed mechanism, can a hard circuit board be fixed in a framework, and assembling is convenient, heavy industry is convenient, thereby can reduce the bad scrappage of assembling in man-hour, the reduction heavy industry.
According to above-mentioned purpose of the present invention, the present invention adopts following technical scheme: a kind of demonstration module includes: a display panel, a hard circuit board, one first framework and one second framework.The hard circuit board has one first edge and one second edge and one the 3rd edge that is parallel to each other and one the 4th edge that is parallel to each other, and wherein the 3rd edge and the 4th edge-perpendicular are in first edge and second edge.First framework is used for carrying display panel and partial fixing hard circuit board, and first framework has one first base plate and four first edges.Lower surface at first base plate is formed with several clinchings, is used for fixing first edge, second edge and the 3rd edge of hard circuit board, and makes the hard circuit board be posted by the lower surface of first base plate.Second framework be used for closed first framework and with common fixed display panel of first framework and hard circuit board, second framework has one second base plate and four second edges, these second edges are to cooperatively interact with the first corresponding edge and fixing.On a wherein edge of these second edges, be formed with an extension, extension surpasses the lower surface of first base plate of first framework, replaces on it for the 4th edge of hard circuit board.
According to a wherein embodiment of the present invention, these clinchings that are formed on first base plate of first framework are inverted L shape bending sheet, in order to fixedly first edge, second edge and the 3rd edge of hard circuit board.
According to a wherein embodiment of the present invention, this extension of second framework be by this wherein the wherein part or whole of one second edge form towards extending away from the direction of this second base plate, with position corresponding to the 4th edge of this hard circuit board.The length of this extension of this second framework is less than or equal to this wherein length of one second edge.
According to a wherein embodiment of the present invention, show that module further includes a flexible circuit board, an end of flexible circuit board is connected to the hard circuit board, and the other end of flexible circuit board is connected to this display panel.
According to a wherein embodiment of the present invention, the hard circuit board is provided with an electric connector, uses for flexible circuit board and inserts and electrically connect flexible circuit board and hard circuit board.
According to a wherein embodiment of the present invention, show that module also includes a module backlight, be used for one light source being provided to display panel.Module backlight is arranged in first framework, and display panel is the top that is positioned at this module backlight.
Compared to prior art; The present invention shows that module is through a fixed mechanism hard circuit board to be fixed on the framework; Clinching on first framework can limit this hard circuit board upper and lower and move; And these clinchings can limit the hard circuit board to three limit fixed forms of hard circuit board and move towards left and right, rear, and the extension of second framework then can limit the hard circuit board and move towards the place ahead.Fixed mechanism of the present invention is through clinching and extension, and the hard circuit board is fixed on first framework.
For letting the foregoing of the present invention can be more obviously understandable, hereinafter is special lifts preferred embodiment, and cooperates appended graphicly, elaborates as follows:
[description of drawings]
Fig. 1 is the demonstration module of first embodiment of the invention and the synoptic diagram of fixed mechanism thereof.
Fig. 2 is the demonstration module of second embodiment of the invention and the synoptic diagram of fixed mechanism thereof.
Fig. 3 is the demonstration module of third embodiment of the invention and the synoptic diagram of fixed mechanism thereof.
Fig. 4 is the synoptic diagram of the demonstration module of first embodiment of the invention along the cross-section structure of the line of A-A shown in Fig. 1.
[embodiment]
Below the explanation of each embodiment be with reference to additional graphic, 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 ", " side " etc., only be direction with reference to annexed drawings.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.In following examples, in different figure, same section is to represent with same numeral.
Please with reference to the demonstration module 1 of first embodiment of the invention shown in Figure 1; And the demonstration module 1 of first embodiment of the invention shown in Figure 4 is along the cross-section structure of the line of A-A shown in Fig. 1; The demonstration module 1 of first embodiment of the invention includes: a display panel 10, a module backlight 20, a flexible circuit board 30, a hard circuit board 40, one first framework 50, and one second framework 60.
Please with reference to shown in Figure 4, the display panel 10 of first embodiment of the invention is used for show image, and in the present embodiment, this display panel 10 is a liquid crystal panel, and it is provided with driving circuit, with the degree of reversing of control liquid crystal molecule.
Please with reference to shown in Figure 4, the module backlight of first embodiment of the invention 20 provides backlight for display panel 10.
Please with reference to shown in Figure 4, an end 301 of the flexible circuit board 30 of first embodiment of the invention is to form with the driving circuit of this display panel 10 through pressure programming to be connected, and the other end 302 of flexible circuit board 30 then forms with this hard circuit board 40 and electrically connects.In the present embodiment,,, use for this flexible circuit board 30 and insert, electrically connect thereby make this flexible circuit board 30 form with this hard circuit board 40 because hard circuit board 40 is provided with an electric connector 70 like Fig. 1 and shown in Figure 4.And in other embodiments, the 3rd embodiment for example shown in Figure 3, flexible circuit board 30 " directly be attached at hard circuit board 40 " on, and need not connect through electric connector as shown in Figure 1 70.
Please with reference to shown in Figure 1; The hard circuit board 40 of first embodiment of the invention is to form through the driving circuit on flexible circuit board 30 and this display panel 10 to electrically conduct; After this hard circuit board 40 is electrically connected to display panel 10 through flexible circuit board 30; Display panel 10 is stacked and placed on the module 20 backlight, and this hard circuit board 40 then is fixed on the lower surface of first framework 50.In the present embodiment; This hard circuit board 40 has one first edge 41 and one second edge 42 and one the 3rd edge 43 that is parallel to each other and one the 4th edge 44 that is parallel to each other, and wherein the 3rd edge 43 and the 4th edge 44 are perpendicular to this first edge 41 and this second edge 42.What this need stress be; Four edges 41,42,43,44 of the present invention and failed call hard circuit board 40 form and are connected shape; It promptly is not the rectangle of rule; Get final product and only need four edges 41,42,43,44 to be positioned at different azimuth, whole hard circuit board 40 just can be fixed in four edges 41,42,43,44 of therefore fixing this hard circuit board 40.The irregularly shaped of hard circuit board 40 of the present invention can be with reference to like Fig. 1, shown in Figure 2.Certainly, what can expect is when being rectangular configuration as if hard circuit board 40, also can use disclosed fixed sturcture.
Please with reference to Fig. 1 and shown in Figure 4, first framework 50 of first embodiment of the invention is used for carrying this module 20 backlight and this display panel 10, and this hard circuit board 40 of partial fixing.In this first framework 50, this display panel 10 is positioned at the top of this module 20 backlight.This first framework 50 has one first base plate 51 and four first edges 52; Wherein the lower surface in this first base plate 51 is formed with several clinchings 53; Be used for fixing this first edge 41, this second edge 42 and the 3rd edge 43 of this hard circuit board 40, and make this hard circuit board 40 be posted by the lower surface of this first base plate 51.In first embodiment, these clinchings 53 that are formed on this first base plate 51 of this first framework 50 are inverted L shape bending sheet, in order to this first edge 41, this second edge 42 and the 3rd edge 43 of fixing this hard circuit board 40.
Please with reference to Fig. 1 and shown in Figure 4; Second framework 60 of first embodiment of the invention be used for closed this first framework 50 and with these first framework, 50 common fixing this display panel 10 and this hard circuit boards 40, this second framework 60 has one second base plate 61 and four second edges 62.On this second base plate 61 of this second framework 60, be formed with an opening 610, to expose a viewing area of this display panel 10, for show image.These second edges 62 are to cooperatively interact with the first corresponding edge 52 and fixing, and therefore the matching and fixing through second edge 62 and first edge 52 can make this second framework 60 be fixed on this first framework 50.On one of them second edge of these second edges 62, be formed with an extension 620, this extension 620 surpasses the lower surface of this first base plate 51 of this first framework 50, replaces on it for the 4th edge 44 of this hard circuit board 40.Be resisted against through the 4th edge 44 and can limit this hard circuit board 40 on this extension 620 and move, thereby realize omnibearing fixedly purpose this hard circuit board 40 towards direction perpendicular to the 4th edge 44.In detail; Clinching 53 on this first framework 50 can limit these hard circuit board 40 upper and lowers and move; And three limit fixed forms of 53 pairs of these hard circuit boards 40 of these clinchings can limit this hard circuit board 40 and move towards left and right, rear, and the extension 620 of this second framework 60 then can limit this hard circuit board 40 and move towards the place ahead.
Please with reference among first embodiment shown in Figure 1; Because the quantity at the 4th edge 44 of this hard circuit board 40 is one; And its length is shorter, therefore only need with this wherein the wherein part of one second edge 62 extend to form this extension 620 towards direction away from this second base plate 61, this moment this extension 620 length less than this length of one second edge 62 wherein; With 44 positions, the 4th edge and length, and supply the 4th edge 44 to replace on it corresponding to this hard circuit board 40.But; In second embodiment shown in Figure 2; Because the quantity at the 4th edge 44 ' of hard circuit board 40 ' is a plurality of; And these the 4th edges 44 ' are to be located on the same line, therefore need with this wherein the integral body of one second edge 62 ' extend to form this extension 620 ' towards direction away from this second base plate, at this moment; The length of this extension 620 ' equals this wherein length of one second edge 62 ', makes it possess enough length and can supply these the 4th edges 44 ' to be resisted against simultaneously on this extension 620 '.
In first embodiment, this first framework 50 is chase, and this second framework 60 is a chase on.
Please with reference to the demonstration module 1 ' of second embodiment shown in Figure 2; The maximum differential of this second embodiment and aforementioned first embodiment is: the quantity at the 4th edge 44 ' of the hard circuit board 40 ' among second embodiment is a plurality of, extension 620 ' be by this wherein the integral body of one second edge 62 ' extend to form.
Please with reference to the demonstration module 1 of the 3rd embodiment shown in Figure 3 "; the maximum differential of the 3rd embodiment and above-mentioned second embodiment is: the flexible circuit board 30 among the 3rd embodiment " be direct electric conductivity be attached at hard circuit board 40 " on, but not form conducting through connector.
Comprehensively above-mentioned; The present invention shows that module 1 is by a fixed mechanism hard circuit board 40 to be fixed on the framework; This indication mechanism includes: several clinchings 53 and at least one extension 620; These clinchings 53 are formed at the lower surface of first base plate 51 of first framework 50, are used for fixing this first edge 41, this second edge 42 and the 3rd edge 43 of this hard circuit board 40, and make this hard circuit board 40 be posted by the lower surface of first base plate 51.This at least one extension 620 is formed on the wherein edge of second framework 60; And extension 620 is the lower surfaces that extend and exceed first base plate 51 of first framework 50 from the edge of second framework 60, uses for the 4th edge 44 of hard circuit board 40 and replaces on it.Therefore, fixed mechanism of the present invention is through the cooperatively interacting of clinching 53 and extension 620, and hard circuit board 40 is fixed on this first framework 50.In the actual assembled process; 40 needs of hard circuit board of the present invention insert under the clinching 53; And can realize the fixedly purpose of hard circuit board 40 through the cooperation of extension 620; And no longer need screw to lock or utilize adhesive tape to paste, therefore fixed mechanism of the present invention have that assembling is convenient, heavy industry advantage easily, thereby can reduce assembling man-hour of showing module 1, reduce the bad scrappage in the heavy industry.
Though the present invention discloses as above with embodiment; But it is not in order to limit the present invention; Any those of ordinary skill in the art; 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 should be as the criterion with the content that claims were defined.
Claims (17)
1. one kind shows module; Include: a display panel, a hard circuit board, one first framework and one second framework; Wherein this hard circuit board has one first edge and one second edge and one the 3rd edge that is parallel to each other and one the 4th edge that is parallel to each other, and wherein the 3rd edge and the 4th edge-perpendicular are in this first edge and this second edge; First framework is used for carrying this display panel and this hard circuit board of partial fixing, and this first framework has one first base plate and four first edges; It is characterized in that: the lower surface at this first base plate is formed with several clinchings, and button is butted on this first edge, this second edge and the 3rd edge of this hard circuit board; This second framework closure is in the upper surface of this first framework; And with fixing jointly this display panel of this first framework and this hard circuit board; This second framework has one second base plate and four second edges, and these second edges cooperatively interact with the first corresponding edge and be fixing; Wherein on a wherein edge of these second edges, be formed with an extension, this extension surpasses the lower surface of this first base plate of this first framework, and the 4th edge is resisted against on this extension.
2. demonstration module as claimed in claim 1 is characterized in that: this extension of this second framework be by this wherein one second edge form towards extending away from the direction of this second base plate, with position corresponding to the 4th edge of this hard circuit board.
3. demonstration module as claimed in claim 1 is characterized in that: the length of this extension of this second framework is less than or equal to this wherein length of one second edge.
4. demonstration module as claimed in claim 1; It is characterized in that: the quantity at the 4th edge of this hard circuit board is one or more; And when the quantity at the 4th edge when being a plurality of, these the 4th edges are located on the same line, on this extension that is resisted against this second framework simultaneously.
5. demonstration module as claimed in claim 1 is characterized in that: this demonstration module further includes a flexible circuit board, and an end of this flexible circuit board is connected to this hard circuit board, and the other end of this flexible circuit board is connected to this display panel.
6. demonstration module as claimed in claim 5 is characterized in that: this hard circuit board is provided with an electric connector, uses for this flexible circuit board and inserts and electrically connect this flexible circuit board and this hard circuit board.
7. demonstration module as claimed in claim 1 is characterized in that: this first framework is chase, and this second framework is a chase on.
8. demonstration module as claimed in claim 7 is characterized in that: these clinchings that are formed on this first base plate of this first framework are inverted L shape bending sheet, in order to this first edge, this second edge and the 3rd edge of fixing this hard circuit board.
9. demonstration module as claimed in claim 8 is characterized in that: on this second base plate of this second framework, be formed with an opening, to expose a viewing area of this display panel.
10. demonstration module as claimed in claim 9 is characterized in that: this demonstration module also includes a module backlight, is used for one light source to this display panel being provided.
11. demonstration module as claimed in claim 10 is characterized in that: this module backlight is arranged in this first framework, and this display panel is positioned at the top of this module backlight.
12. fixed mechanism that shows module; Can fix a hard circuit board on this demonstration module, wherein this hard circuit board has one first edge that is parallel to each other and one second edge and perpendicular to this first edge and this second edge and one the 3rd edge that is parallel to each other and one the 4th edge; This demonstration module includes one first framework and one second framework of mutual closure, and this second framework closure is in the upper surface of this first framework; It is characterized in that: the fixed mechanism of this demonstration module includes: several clinchings and at least one extension; Wherein these clinchings are formed on one first base plate of this first framework; Be used for fixing this first edge, this second edge and the 3rd edge of this hard circuit board, and make this hard circuit board be posted by the lower surface of this first base plate; And this extension is formed on the wherein edge of this second framework; And this extension is the lower surface that extends and exceed this first base plate of this first framework from this edge of this second framework, uses for the 4th edge of this hard circuit board and replaces on it.
13. the fixed mechanism of demonstration module as claimed in claim 12; It is characterized in that: this extension is by the wherein part of this edge or all forms towards the direction extension away from one second base plate of this second framework, with the position corresponding to the 4th edge of this hard circuit board.
14. the fixed mechanism of demonstration module as claimed in claim 12 is characterized in that: the length of this extension is less than or equal to the length of this edge.
15. the fixed mechanism of demonstration module as claimed in claim 12; It is characterized in that: the fixed sturcture of this demonstration module also includes the electric connector that is arranged on this hard circuit board, in order to fixing and electrically connect a flexible circuit board to this hard circuit board.
16. the fixed mechanism of demonstration module as claimed in claim 12 is characterized in that: these clinchings are inverted L shape bending sheet.
17. the fixed mechanism of demonstration module as claimed in claim 12 is characterized in that: this closed each other first framework and this second framework are in order to carry and a fixing display panel and a module backlight.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102120670A CN101876759B (en) | 2009-11-03 | 2009-11-03 | Display module and fixing mechanism thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102120670A CN101876759B (en) | 2009-11-03 | 2009-11-03 | Display module and fixing mechanism thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101876759A CN101876759A (en) | 2010-11-03 |
| CN101876759B true CN101876759B (en) | 2012-11-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009102120670A Expired - Fee Related CN101876759B (en) | 2009-11-03 | 2009-11-03 | Display module and fixing mechanism thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN101876759B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102494308B (en) * | 2011-12-02 | 2014-04-30 | 深圳市华星光电技术有限公司 | Location hook for optical membrane of backlight module |
| US8908137B2 (en) | 2011-12-02 | 2014-12-09 | Shenzhen China Star Optoelectronics Technology Co., Ltd. | Backlight module having positioning hook |
| TWI610283B (en) | 2016-12-23 | 2018-01-01 | 友達光電股份有限公司 | Display device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1629909A (en) * | 2003-10-10 | 2005-06-22 | 三星Sdi株式会社 | Structures for coupling and grounding a circuit board in a plasma display device |
| CN2824509Y (en) * | 2005-02-16 | 2006-10-04 | 胜华科技股份有限公司 | Frame for optical display |
| CN2828861Y (en) * | 2005-11-08 | 2006-10-18 | 光碁科技股份有限公司 | Improved structure of LCD display module |
| CN1881035A (en) * | 2005-06-17 | 2006-12-20 | 三星电子株式会社 | LCD device |
| CN1971345A (en) * | 2005-11-24 | 2007-05-30 | 群康科技(深圳)有限公司 | Flexible circuit board and LCD device |
| CN101295088A (en) * | 2007-04-25 | 2008-10-29 | 群康科技(深圳)有限公司 | LCD device |
-
2009
- 2009-11-03 CN CN2009102120670A patent/CN101876759B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1629909A (en) * | 2003-10-10 | 2005-06-22 | 三星Sdi株式会社 | Structures for coupling and grounding a circuit board in a plasma display device |
| CN2824509Y (en) * | 2005-02-16 | 2006-10-04 | 胜华科技股份有限公司 | Frame for optical display |
| CN1881035A (en) * | 2005-06-17 | 2006-12-20 | 三星电子株式会社 | LCD device |
| CN2828861Y (en) * | 2005-11-08 | 2006-10-18 | 光碁科技股份有限公司 | Improved structure of LCD display module |
| CN1971345A (en) * | 2005-11-24 | 2007-05-30 | 群康科技(深圳)有限公司 | Flexible circuit board and LCD device |
| CN101295088A (en) * | 2007-04-25 | 2008-10-29 | 群康科技(深圳)有限公司 | LCD device |
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| Publication number | Publication date |
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| CN101876759A (en) | 2010-11-03 |
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