CN1296752C - Metal frame and electric module board assembly of LCD - Google Patents
Metal frame and electric module board assembly of LCD Download PDFInfo
- Publication number
- CN1296752C CN1296752C CNB021051976A CN02105197A CN1296752C CN 1296752 C CN1296752 C CN 1296752C CN B021051976 A CNB021051976 A CN B021051976A CN 02105197 A CN02105197 A CN 02105197A CN 1296752 C CN1296752 C CN 1296752C
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- China
- Prior art keywords
- metal frame
- electric module
- module board
- clasp
- ring portion
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Abstract
The present invention discloses a metal frame and an electric module board assembly of a liquid crystal display. The metal frame comprises an inner ring part and a stand-up part, wherein the inner ring part comprises a plurality of positioning holes formed on one side edge of the metal frame; the electric module board comprises a circuit board and at least one stand-up side edge board; the stand-up side edge board is arranged on one side edge of the circuit board; the stand-up side edge board has a plurality of hooks formed on the positions corresponding to each positioning hole of the inner ring part; each hook is arranged in each positioning hole in order that the electric module board is assembled in the metal frame. The grounding of the electric module board can be electrically connected to the metal frame through the assembly structure of the present invention, so the electric module board has good grounding characteristic and stable circuit operation. In addition, the disassembly of the assembly structure of the present invention is convenient, an electric module or the metal frame can not be damaged, and the repeating usability is high.
Description
Technical field
The present invention relates to a kind of metal frame and electric module board, in detail, the present invention relates to a kind of metal frame and electric module board assembly of LCD.
Background technology
As shown in Figure 1, have metal frame 1 usually with fixing liquid crystal display device module (not shown) in LCD, metal frame 1 comprises an internal ring portion 11 and an erection part 12.Internal ring portion 11 and erection part 12 vertically are connected to each other.On metal frame 1, have the additional assembling of some electric module boards 2 (for example current transformer (Inverter) module board) usually thereon.
Generally speaking the ground connection of electric module board 2 (Grounding) demand need rely on metal frame 1 and realize indirectly, yet, the existing fixed form of utilizing double faced adhesive tape 23, because the web joint 22 of electric module board 2 is connected with metal frame 1 across this double faced adhesive tape 23, electric module board 2 can't be realized being electrically connected with metal frame 1, therefore the grounding characteristics of electric module board 2 is not good, thereby can cause the electrical specification of electric module board 2 bad, causes the instability of circuit operation.
In addition, owing to utilize double faced adhesive tape 23 fixedly connected electric module boards 2 and metal frame 1, electric module board 2 directly is attached on the metal frame 1.If in the time of will changing another electric module board again and maybe will pull down electric module board 2, will be very difficult to decompose this assembled configuration, cause the difficulty in the construction; And may destroy electric module board 2 or metal frame 1.
Therefore, be necessary to provide a kind of assembled configuration of innovating and having the electric module board and the metal frame of progressive, to address the above problem.
Summary of the invention
Fundamental purpose of the present invention is to provide a kind of metal frame and electric module board assembly of LCD, wherein this metal frame includes an internal ring portion and an erection part, this erection part connects the outer peripheral edges side of this internal ring portion, and this erection part roughly is vertical with this internal ring portion, and internal ring portion has the side that a plurality of pilot holes are formed at metal frame.Electric module board comprises: a circuit board and at least one upstanding side side plate.The upstanding side side plate is arranged at a side of circuit board, and the upstanding side side plate has a plurality of clasps, is formed at the relative position of each pilot hole of internal ring portion, and each clasp is suitable for holding to each pilot hole, thereby makes electric module board be fixed to this metal frame.
Therefore, utilize electric module board of the present invention and metal frame, can make electric module board be assembled to metal frame simply, and the ground path of electric module board can be electrically connected to metal frame, therefore, the grounding characteristics of electric module board is good with making, and makes circuit operation stable.
In addition, because each clasp of electric module board holds to each pilot hole of metal frame to form buckling structure, and is quite convenient during dismounting, can not destroy electric module board or metal frame fully, reusability is quite high, and therefore relative maintenance and assembly cost significantly reduce.
Description of drawings
Fig. 1 is the three-dimensional exploded view of existing electric module board and metal frame;
Fig. 2 is the electric module board of the embodiment of the invention one and the three-dimensional exploded view of metal frame;
Fig. 3 is the electric module board of the embodiment of the invention one and the diagrammatic cross-section that metal frame is fastened and connected;
Fig. 4 is the electric module board of the embodiment of the invention one and another visual angle three-dimensional exploded view of metal frame;
Fig. 5 is the electric module board of the embodiment of the invention two and the three-dimensional exploded view of metal frame.
Embodiment
Fig. 2 is the metal frame 3 of LCD of the present invention and the embodiment one of electric module board 4, and wherein metal frame 3 includes an internal ring portion 31 and an erection part 32.Internal ring portion 31 vertically is connected to each other with erection part 32, and internal ring portion 31 has two pilot holes 311,312, runs through internal ring portion 31.Two pilot holes 311,312 are arranged at the internal ring portion 31 of adjacent metal frame 3 and the junction of erection part 32, and in a side of metal frame 3.
Electric module board 4 comprises: a circuit board 41 and two upstanding side side plates 42,43.Two upstanding side side plates 42,43 erectly are arranged at a side of circuit board 41, and are extended to central authorities by two end points of circuit board 41.Two upstanding side side plates 42,43 respectively have a clasp 421,431 respectively, and it is extended upward by a top of two upstanding side side plates 42,43 respectively, and turnover forms sheet downwards.Two clasps 421,431 are arranged on the relative position of two pilot holes 311,312 of metal frame 3, make two clasps 421,431 be suitable for holding respectively to two pilot holes 311,312, thereby electric module board 4 and metal frame 3 are fastened and connected.
Two clasps 421,431 have a raised areas 422,432 respectively.Raised areas 422,432 laterally is formed at a top of two clasps 421,431.As shown in Figure 3, be the example explanation with clasp 421 and pilot hole 311.After clasp 421 held to the pilot hole 311, raised areas 422 just was equipped under the internal ring portion 31.Available to prevent that this clasp 421 from deviating from pilot hole 311, keep unified surface level.Therefore, can guarantee further that this metal frame 3 is connected with the firm of electric module board 4.
Again as shown in Figure 2, two clasps 421,431 have a reflexed zone 423,433 respectively.Reflexed zone 423,433 is upwards formed by the bottom reflexed of two clasps 421,431 respectively.As shown in Figure 4, the erection part 32 of metal frame 3 has two grooves 321,322.Two grooves 321,322 are arranged at the relative position in the reflexed zone 423,433 of two clasps 421,431, make two reflexed zones 423,433 be suitable for holding to two grooves 321,322.Again as shown in Figure 3, after clasp 421 held to the pilot hole 311, reflexed zone 423 just can hold to groove 321 (being represented by dotted lines).Utilize the upper and lower internal ring portion 31 and the erection part 32 that is equipped in metal frame 3 in raised areas 422 and reflexed zone 423, make metal frame 3 more firm, can not get loose easily with being fastened and connected of electric module board 4.
Two upstanding side side plates 42,43 of electric module board 4 are generally metal material, and are electrically connected with the ground path of circuit board 41.After electric module board 4 was fastened and connected with metal frame 3, two upstanding side side plates 42,43 can form with metal frame 3 and be electrically connected.Therefore, via being electrically connected of two upstanding side side plates 42,43 and metal frame 3,, make electronic circuit stable operation on the circuit board 41 so that the good earth characteristic of the circuit board 41 on the electric module board 4 to be provided.
If will dismantle being fastened and connected of electric module board 4 and metal frame 3, only need reflexed zone 423,433 is pushed away groove 321,322, the electric module board 4 that moves up again makes clasp 421,431 separate with pilot hole 311,312 and gets final product.Electric module board 4 is all quite easy with the assembling and the dismounting of metal frame 3, therefore, can repeatedly change electric module board 4 as required, and can not destroy electric module board 4 or metal frame 3.
Fig. 5 is the metal frame 5 of LCD of the present invention and the embodiment two of electric module board 6.Wherein the structure of metal frame 5 is identical with metal frame 3 structures of embodiment one.Electric module board 6 comprises: a circuit board 61 and a continuous upstanding side side plate 62.Upstanding side side plate 62 erectly is arranged at a side of circuit board 61, and approximately centre is provided with a reflexed plane 623 on upstanding side side plate 62.Compare with two upstanding side side plates 42,43 of the embodiment of the invention one, about centre increases by a reflexed plane 623 and can strengthen whole structural strength on the upstanding side side plate 62 of embodiment two and the upstanding side side plate 62.More when heavier when the electronic circuit on the circuit board 61, can utilize this structure to strengthen the structural strength of assembling.
Upstanding side side plate 62 has two clasps 621,622, and also the top by upstanding side side plate 62 extends upward, and turnover forms sheet downwards.Two clasps 621,622 also can be suitable for holding to two pilot holes 511,512 of metal frame 5, thereby this electric module board 6 is fastened and connected with metal frame 5.
The foregoing description only is explanation principle of the present invention and function and effect, and unrestricted the present invention.Therefore, those of ordinary skills can be under the condition of spirit of the present invention, and the foregoing description is made amendment and changed.
Claims (5)
1. the metal frame of a LCD and electric module board assembly, it is characterized in that: metal frame comprises an internal ring portion and an erection part, this erection part connects the outer peripheral edges side of this internal ring portion, and this erection part roughly is vertical with this internal ring portion, internal ring portion has a plurality of pilot holes that are formed at a side of metal frame, and this electric module board comprises:
One circuit board; And
At least one upstanding side side plate is arranged at a side of circuit board, and this upstanding side side plate has a plurality of clasps of the relative position that is formed at each pilot hole.
2. the metal frame of LCD as claimed in claim 1 and electric module board assembly, it is characterized in that: internal ring portion includes two pilot holes, the upstanding side side plate has two clasps, and wherein electric module board comprises that two two ends by circuit board extend the upstanding side side plate that forms to central authorities; Each clasp is located at respectively on each upstanding side side plate.
3. the metal frame of LCD as claimed in claim 1 or 2 and electric module board assembly is characterized in that: the shape of each clasp be by a top of corresponding upright side board extend, the sheet that forms downwards of turnover again.
4. the metal frame of LCD as claimed in claim 3 and electric module board assembly, it is characterized in that: each clasp also has one and can be limited under the internal ring portion and prevent the horizontal raised areas that each clasp is deviate from from each pilot hole, and it is formed at a top area of each clasp.
5. the metal frame of LCD as claimed in claim 3 and electric module board assembly, it is characterized in that: each clasp also has a bottom, and this bottom reflexed upwards is formed with a reflexed zone; The erection part of this metal frame is respectively arranged with a groove at the relative position in the reflexed zone of each clasp, and this reflexed zone is contained in this groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB021051976A CN1296752C (en) | 2002-02-26 | 2002-02-26 | Metal frame and electric module board assembly of LCD |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB021051976A CN1296752C (en) | 2002-02-26 | 2002-02-26 | Metal frame and electric module board assembly of LCD |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1441285A CN1441285A (en) | 2003-09-10 |
| CN1296752C true CN1296752C (en) | 2007-01-24 |
Family
ID=27768439
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB021051976A Expired - Fee Related CN1296752C (en) | 2002-02-26 | 2002-02-26 | Metal frame and electric module board assembly of LCD |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1296752C (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7486347B2 (en) | 2005-03-08 | 2009-02-03 | Lg Display Co. Ltd. | Liquid crystal display device |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1783539A4 (en) * | 2004-04-01 | 2008-09-03 | Au Optronics Corp | Side frame strip used for liquid crystal display device |
| JP4466762B2 (en) * | 2007-06-28 | 2010-05-26 | エプソンイメージングデバイス株式会社 | Electro-optical device, metal frame for electro-optical device, method for manufacturing electro-optical device, method for manufacturing metal frame for electro-optical device, and electronic apparatus |
| CN106054452A (en) * | 2016-07-11 | 2016-10-26 | 深圳天珑无线科技有限公司 | Liquid crystal module and display |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0566390A (en) * | 1991-09-10 | 1993-03-19 | Sharp Corp | Liquid crystal display device |
| EP0961155A1 (en) * | 1998-05-28 | 1999-12-01 | Matsushita Electric Industrial Co., Ltd. | Liquid crystal display |
| US6195148B1 (en) * | 1992-03-12 | 2001-02-27 | Hitachi, Ltd. | Structure of liquid crystal display device for easy assembly and easy disassembly |
-
2002
- 2002-02-26 CN CNB021051976A patent/CN1296752C/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0566390A (en) * | 1991-09-10 | 1993-03-19 | Sharp Corp | Liquid crystal display device |
| US6195148B1 (en) * | 1992-03-12 | 2001-02-27 | Hitachi, Ltd. | Structure of liquid crystal display device for easy assembly and easy disassembly |
| EP0961155A1 (en) * | 1998-05-28 | 1999-12-01 | Matsushita Electric Industrial Co., Ltd. | Liquid crystal display |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7486347B2 (en) | 2005-03-08 | 2009-02-03 | Lg Display Co. Ltd. | Liquid crystal display device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1441285A (en) | 2003-09-10 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070124 Termination date: 20200226 |
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| CF01 | Termination of patent right due to non-payment of annual fee |