CN102043269A - Liquid crystal display device - Google Patents
Liquid crystal display device Download PDFInfo
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- CN102043269A CN102043269A CN 201110025879 CN201110025879A CN102043269A CN 102043269 A CN102043269 A CN 102043269A CN 201110025879 CN201110025879 CN 201110025879 CN 201110025879 A CN201110025879 A CN 201110025879A CN 102043269 A CN102043269 A CN 102043269A
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- fixed part
- liquid crystal
- backboard
- location division
- crystal indicator
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Abstract
The invention discloses a liquid crystal display device comprising a backing plate, a liquid crystal display panel and at least one fixing part which can be locked on the backing plate, wherein the backing plate is provided with an opening; the fixing part passes through the opening to be fixed with the backing plate; meanwhile, the liquid crystal display panel is fixed to the backing plate; and the length of the periphery of the liquid crystal display panel, which is covered by each fixing part, does not exceed 1/4 of the perimeter of the liquid crystal display panel. The liquid crystal display device provided by the invention has the advantages of small volume, light weight, low cost and the like.
Description
Technical field
The present invention relates to field of liquid crystal display, relate in particular to a kind of liquid crystal indicator.
Background technology
(Liquid Crystal Display LCD) possesses plurality of advantages such as frivolous, energy-conservation, radiationless to liquid crystal indicator, has therefore replaced traditional cathode ray tube (CRT) display gradually.Liquid crystal indicator is widely used in the electronic equipments such as HD digital TV, desk-top computer, PDA(Personal Digital Assistant), notebook computer, mobile phone, digital camera at present.
Fig. 1 is the decomposition texture synoptic diagram of a kind of liquid crystal indicator of the prior art.As shown in Figure 1, liquid crystal indicator 100 ' comprise backboard (Back Bezel) 1 ', be housed in backboard 1 ' in display panels 2 ' and with the preceding frame (Front Bezel) 4 of backboard 1 ' match '.In addition, liquid crystal indicator 100 ' also comprise usually light source (not shown), light guide plate (not shown), reflector plate (not shown), a plurality of blooming piece (not shown) and glue frame members such as (Frame, not shown).Display panels 2 ' preceding frame 4 ' and backboard 1 ' between.The glue frame preceding frame 4 ' and backboard 1 ' between, and, the glue frame be positioned at display panels 2 ' around and with backboard 1 ' fix.The complete base plate of backboard 1 ' have usually and around the base plate extended sidewall.Before the sealing frame structure of frame 4 ' normally join end to end and surround by four frames, before frame 4 ' zone line be the zone of hollow out, and, before frame 4 ' shape and display panels 2 ' shape be complementary, thereby, by preceding frame 4 ' the hollow out zone with display panels 2 ' when exposing, preceding frame 4 ' four frames can cover four side edge in display panels 2 ' front again.Backboard 1 ' sidewall and preceding frame 4 ' the framework wall on be respectively arranged with the fixed sturcture (not shown) that matches, thereby, by backboard 1 ' and preceding frame 4 ' between fixed sturcture, with display panels 2 ' firmly be assembled in backboard 1 ' and preceding frame 4 ' between, realize liquid crystal indicator 100 ' group upright and fixing.
Yet, because preceding frame 4 ' normally be made of metal, therefore, before frame 4 ' this by four complete frames of frame live display panels 2 ' the structure of four sides must cause before frame 4 ' have defectives such as volume is big, weight is big, then cause to a great extent liquid crystal indicator 100 ' volume and the increase of weight, and frame 4 before making ' need expend more starting material, thus the manufacturing cost of liquid crystal indicator also increased undoubtedly.On the other hand, since should before frame 4 ' size need strict and display panels 2 ' and backboard 1 ' size match, for the LCD of different size, then before frame 4 ' size also should be different, need design and make various before frame 4 ', show limitation.
Therefore, be necessary to provide improved technical scheme to overcome the above technical matters that exists in the prior art.
Summary of the invention
The main technical problem to be solved in the present invention provides a kind of liquid crystal indicator, and it can weight reduction, reduces cost.
For solving the problems of the technologies described above, an aspect of of the present present invention provides a kind of liquid crystal indicator, it comprises can lock fixed part on described backboard of backboard, display panels and at least one, on described backboard, offer perforate, described fixed part passes described perforate and fixes with described backboard, simultaneously described display panels is fixed on the described backboard, and the length that each described fixed part covers described display panels periphery is no more than 1/4th of described display panels girth.
Liquid crystal indicator of the present invention is by setting up fixed part to replace traditional preceding frame, and cooperate with the locking of backboard by fixed part, thereby can be fixed on display panels on the backboard reliably, because the length of fixed part covering liquid LCD panel periphery of the present invention is no more than 1/4th of display panels girth, and do not need as the preceding frame of prior art complete frame to live four sides of display panels, therefore, it is little that fixed part of the present invention has a volume, in light weight, save material, advantage such as with low cost, and then can reduce the volume of entire liquid crystal display device, alleviate the weight of entire liquid crystal display device, reduce the cost of entire liquid crystal display device.
In addition, liquid crystal indicator of the present invention adopts the fit system of fixed part and backboard, fixed part can be applicable to the liquid crystal indicator of various different sizes, and do not need as prior art, need distinguish the preceding frame that die sinking forms different size in response to the liquid crystal indicator of different size, thereby greatly reduce the manufacturing cost of liquid crystal indicator, therefore, fixed part of the present invention has wider range of application.
By the detailed description below with reference to accompanying drawing, it is obvious that others of the present invention and feature become.But should be known in only the purpose design of this accompanying drawing, rather than as the qualification of scope of the present invention, this is because it should be with reference to additional claim for explaining.Should also be appreciated that, unless otherwise noted, the unnecessary accompanying drawing of drawing to scale, they only try hard to illustrate conceptually structure described herein and flow process.
Description of drawings
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in detail, wherein:
Fig. 1 is the decomposition texture synoptic diagram of a kind of liquid crystal indicator of the prior art;
Fig. 2 is the decomposition texture synoptic diagram of the liquid crystal indicator of one embodiment of the present invention;
Fig. 3 is the local structure for amplifying synoptic diagram of the A part among Fig. 2;
Fig. 4 is the local structure for amplifying synoptic diagram of the B part among Fig. 2;
Fig. 5 is the plane partial structurtes synoptic diagram of liquid crystal indicator of the present invention before the assembling fixed part;
Fig. 6 is the plane partial structurtes synoptic diagram of liquid crystal indicator of the present invention after the assembling fixed part;
Fig. 7 is the planar structure synoptic diagram of liquid crystal indicator of the present invention after assembling.
Embodiment
For above-mentioned purpose of the present invention, feature and advantage can be become apparent more, the specific embodiment of the present invention is described in detail below in conjunction with accompanying drawing.
Need to prove,, adopt different hacures to represent different members and position relation thereof respectively in Fig. 5, Fig. 6 and some positions among Fig. 7 of accompanying drawing of the present invention in order to clearly illustrate each member, but not the expression profile line.
Fig. 2 has shown the decomposition texture synoptic diagram of the liquid crystal indicator 100 of one embodiment of the present invention.Please cooperate consult shown in Figure 7, liquid crystal indicator 100 of the present invention comprises backboard 1, be housed in can lock fixed part 3 on backboard 1 of display panels 2 in the backboard 1 and at least one, wherein, the shape of the shape of backboard 1 and display panels 2 is complementary.
As shown in Figure 5, be the x axle according to long side direction along display panels 2, be the y axle along its short side direction, be the z axle perpendicular to the direction on plane, display panels 2 place, set up coordinate system xyz.In accompanying drawing of the present invention, only exemplarily show the fixed part 3 that the short side direction (promptly along the y direction of principal axis) along backboard 1 is provided with location division 11 and cooperates, certainly, the position that is provided with of location division 11 of the present invention and fixed part 3 also is not limited only to this, it also can be arranged at the long side direction (promptly along the x direction of principal axis) along backboard 1, following embodiment only is used as exemplary explanation, and not as limitation of the present invention.
Cooperate and to consult shown in Figure 3ly, be provided with the location division 11 that is interlocked with fixed part 3 in the side-walls of backboard 1, offer perforate 12 in the back bending position of the close location division 11 of the sidewall of backboard 1, perforate 12 is along the direction setting of y axle.Fixed part 3 passes perforate 12 and fixes with location division 11, thereby display panels 2 is fixed on the backboard 1, and the length of each fixed part 3 covering liquid LCD panels 2 periphery is no more than 1/4th of display panels 2 girths.Preferably, the length of each fixed part 3 covering liquid LCD panels 2 periphery is no more than 1/8th of display panels 2 girths.
In the present embodiment, preferably, at the two lateral walls place of backboard 1 location division 11 is set, fixed part 3 can lock on the location division 11 at the two lateral walls place of backboard 1.
As shown in Figure 3, preferably, extend from the side-walls one of backboard 1 location division 11, thereby can reduce the number of spare parts of liquid crystal indicator 100, simplifies assembling procedure.Certainly, location division 11 of the present invention is not limited to backboard 1 integrally formed, location division 11 of the present invention also can be member independently, this independently can be fixed on the backboard 1 by other stationary installation or other fixed forms of for example welding location division 11, can realize the purpose that location division 11 and fixed part 3 lock and cooperate mutually equally.More preferably, location division 11 is arranged on the fixed part that is used for fixing backboard 1 that one exists originally on the backboard 1, and fixed part is provided with the fixed orifice 110 that is used for fixing backboard 1.Liquid crystal indicator 100 of the present invention is used for serving as the location division 11 that is interlocked with fixed part 3 for of the present invention simultaneously with the fixed part that just exists originally on the backboard 1, thereby, need not on backboard 1, to be provided with again the extra member that matches with fixed part 3, can utilize existing backboard 1 to realize being interlocked with fixed part 3 of the present invention, therefore, can further simplify the structural design of backboard 1, save cost.
As shown in Figure 4, fixed part 3 is formed in one, it comprise body 31, from the extended buckling parts 33 of a side one of body 31, from body 31 with respect to the extended connecting portion 34 of a side one of buckling parts 33 and from connecting portion 34 towards away from the extended pressure section 32 of the direction one of body 31.The position corresponding to fixed orifice 110 at body 31 is provided with mounting hole 310, thereby passes fixed orifice 110 and mounting hole 310 by the installation component such as screw (not shown) and backboard 1 is fixed.Approximate L-shaped or " C " shapes of buckling parts 33, however the shape of buckling parts 33 also is not limited to this, and buckling parts 33 also can adopt other shape that can be interlocked with location division 11.Cooperate and consult Fig. 5 and shown in Figure 6, pressure section 32 can pass the perforate 12 on the backboard 1 and be pressed on the upper surface of display panels 2, connecting portion 34 cooperates with perforate 12, and, connecting portion 34 is resisted against the side of display panels 2, buckling parts 33 fastens mutually with location division 11, thereby, display panels 2 is securely held between fixed part 3 and the backboard 1.Buckling parts 33 have from the extended bent sheet 331 of a side of body 31 and from bent sheet 331 towards near the extended cramp 332 of direction of body 31.Location division 11 is clamped between body 31 and the cramp 332, and bent sheet 331 is resisted against the side of location division 11.
In the present embodiment, body 31 is a tabular, cramp 332 is basically parallel to body 31 from bent sheet 331 and extends, body 31 and cramp 332 lay respectively in the Different Plane on the z direction of principal axis, location division 11 extend horizontally away from the side-walls of backboard 1 and is tabular, minor increment between body 31 and the cramp 332 is less than the thickness of location division 11 on the z direction of principal axis, thereby, make between buckling parts 33 and the location division 11 mutually interference fit and fixed part 3 is fixed on the backboard 1.Pressure section 32 extend horizontally away from connecting portion 34 and also is tabular, pressure section 32 and body 31 also lay respectively in the Different Plane on the z direction of principal axis, and pressure section 32 and backboard 1 cooperatively interact and display panels 2 is securely held between fixed part 3 and the backboard 1.
In the present embodiment, the length of pressure section 32 on the bearing of trend of the sidewall of its place backboard 1 (promptly as shown in Figure 5 along the y direction of principal axis) is smaller or equal to the length of perforate 12.
As shown in Figure 5 and Figure 6, in the assembling process of liquid crystal indicator 100 of the present invention, earlier display panels 2 is positioned in the backboard 1, then, again fixed part 3 is assembled on the backboard 1.When being fixed to fixed part 3 of the present invention on the backboard 1, because the length of pressure section 32 on the y direction of principal axis is smaller or equal to the length of perforate 12, therefore, the pressure section 32 of fixed part 3 can be along being inserted through perforate 12 perpendicular to the bearing of trend of the sidewall of its place backboard 1 (promptly as shown in Figure 5 along the x direction of principal axis) in essence, simultaneously, insert in the cramp 332 and the space between the body 31 of buckling parts 33 location division 11, the bent sheet 331 of buckling parts 33 is resisted against on the side of display panels 2, the buckling parts 33 and the location division 11 of fixed part 3 fasten mutually, the pressure section 32 of fixed part 3 closely is resisted against the upper surface of display panels 2, thereby finish backboard 1, secure fixation between display panels 2 and fixed part 3 threes makes display panels 2 be securely held between fixed part 3 and the backboard 1 and can not relatively move.
In another embodiment of the present invention, preferably, as Fig. 4 and Fig. 5 and cooperate and consult shown in Figure 6ly, inwardly offer fluting 35 from a top of connecting portion 34, fluting 35 extends setting along the direction of y axle, thereby the connecting portion 34 of fixed part 3 can move along the direction of fluting 35.The fluting 35 that the top of connecting portion 34 is inwardly offered makes an end of pressure section 32 disconnect mutually with body 31, thereby makes a unsettled setting in end of pressure section 32.In this case, the length of pressure section 32 on the bearing of trend of the sidewall of its place backboard 1 (promptly as shown in Figure 5 along the y direction of principal axis) can be greater than the length of perforate 12, thereby can increase the pressure section 32 of fixed part 3 and the conflict area between the display panels 2, increase the resist force of the pressure section 32 of fixed part 3 for display panels 2.Though the length of pressure section 32 is greater than the length of perforate 12, because the existence of fluting 35 makes that an end of pressure section 32 is unsettled, therefore, pressure section 32 still can be inserted through perforate 12 smoothly.
Preferably, body 31 in the face of a side of location division 11 is provided with interference part (not shown), the side in the face of body 31 of location division 11 is provided with matching part (not shown), the interference part can with the mutual interference engagement in matching part.In one embodiment, the interference part can be projection, correspondingly, the matching part can for the groove of projection interference.In another embodiment, the interference part also can be groove, correspondingly, the matching part can for the projection of groove interference.
When being fixed to fixed part 3 of the present invention on the backboard 1, because the length of pressure section 32 on the y direction of principal axis is greater than the length of perforate 12, therefore, the pressure section 32 of fixed part 3 need be inserted through perforate 12 with the unsettled end of pressure section 32 earlier along the bearing of trend (promptly favouring x direction of principal axis as shown in Figure 5) non-perpendicular to the sidewall of its place backboard 1, then, slowly rotate fixed part 3 towards the direction of y axle, make pressure section 32 pass completely through perforate 12, when the connecting portion 34 of fixed part 3 is parallel with perforate 12 on the y direction of principal axis, direction towards the y axle firmly upwards promotes fixed part 3 again, the connecting portion 34 of fixed part 3 moves up and is resisted against the top of the perforate 12 of backboard 1 along fluting 35 direction, simultaneously, insert in the cramp 332 and the space between the body 31 of buckling parts 33 location division 11, the buckling parts 33 and the location division 11 of fixed part 3 fasten mutually, and, the mutual interference engagement in matching part of interference part on the body 31 of fixed part 3 and location division 11, the pressure section 32 of fixed part 3 closely is resisted against the upper surface of display panels 2, thereby display panels 2 is securely held between fixed part 3 and the backboard 1, simultaneously, fixed part 3 lockings are on backboard 1.
Compared to liquid crystal indicator of the prior art, the structure of liquid crystal indicator 100 of the present invention and unmatched frame, replace preceding frame with fixed part 3, fixed part 3 reduces much compared to its volume and weight of preceding frame, then reduce the volume and the weight of liquid crystal indicator 100 of the present invention greatly, reduced the cost of liquid crystal indicator 100 of the present invention.Liquid crystal indicator 100 of the present invention has advantages such as volume is little, in light weight, cost is low.
Further, because liquid crystal indicator 100 of the present invention has saved the structural design of preceding frame, when the size of display panels 2 of the present invention changes, fixed part 3 of the present invention still can be suitable for, fixed part 3 of the present invention can be applied in the liquid crystal indicator 100 of different size, and do not need as prior art, to distinguish the preceding frame that die sinkings form different sizes in response to liquid crystal indicator 100 needs of different size, thereby greatly reduce the manufacturing cost of liquid crystal indicator 100, therefore, fixed part 3 of the present invention has wider range of application.
Though the present invention with better embodiment openly as above; but it is not to be used for limiting the present invention; any those skilled in the art without departing from the spirit and scope of the present invention; can make possible change and modification, so protection scope of the present invention should be as the criterion with claim of the present invention institute restricted portion.
Claims (10)
1. liquid crystal indicator, it comprises backboard and display panels, it is characterized in that, also comprise at least one fixed part on described backboard of can locking, offer perforate on described backboard, described fixed part passes described perforate and fixes with described backboard, simultaneously described display panels is fixed on the described backboard, and the length that each described fixed part covers described display panels periphery is no more than 1/4th of described display panels girth.
2. liquid crystal indicator as claimed in claim 1 wherein, is provided with the location division in the side-walls of described backboard, and described location division and described fixed part are interlocked, and described perforate is opened in the back bending position of close described location division of the sidewall of described backboard.
3. liquid crystal indicator as claimed in claim 2 wherein, extends described location division respectively from the two lateral walls of described backboard, and described fixed part locking is on the described location division at the two lateral walls place of described backboard.
4. as claim 2 or 3 described liquid crystal indicators, wherein, described backboard is wholely set the fixed part that is used for fixing described backboard, and described location division is located on the described fixed part.
5. as claim 2 or 3 described liquid crystal indicators, wherein, described fixed part comprises integrally formed pressure section and buckling parts, described pressure section passes described perforate and is pressed on the upper surface of described display panels, and described buckling parts and described location division are interlocked and described display panels are securely held between described fixed part and the described backboard.
6. liquid crystal indicator as claimed in claim 5, wherein, described fixed part also comprises body, described buckling parts have from the extended bent sheet of a side of described body and from described bent sheet towards near the extended cramp of direction of described body, described location division is clamped between described body and the described cramp, and described bent sheet is resisted against the side of described location division.
7. liquid crystal indicator as claimed in claim 6, wherein, described body is a tabular, and described cramp is basically parallel to described body from described bent sheet and extends, described location division is a tabular, mutual interference fit between described buckling parts and the described location division.
8. liquid crystal indicator as claimed in claim 7, wherein, described fixed part also comprises the extended connecting portion of a side with respect to described buckling parts from described body, described pressure section extend horizontally away towards the direction away from described body from described connecting portion, described connecting portion cooperates with described perforate, and described connecting portion is resisted against the side of described display panels.
9. liquid crystal indicator as claimed in claim 8, wherein, inwardly offer fluting from a top of described connecting portion, the described connecting portion that the described pressure section of described fixed part inserts described perforate and described fixed part moves along the direction of described fluting, and described buckling parts and described location division are interlocked.
10. liquid crystal indicator as claimed in claim 9, wherein, side in the face of described location division of described body is provided with the interference part, and the side in the face of described body of described location division is provided with the matching part, the mutual interference engagement in described interference part and described matching part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110025879 CN102043269B (en) | 2011-01-24 | 2011-01-24 | Liquid crystal display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110025879 CN102043269B (en) | 2011-01-24 | 2011-01-24 | Liquid crystal display device |
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| Publication Number | Publication Date |
|---|---|
| CN102043269A true CN102043269A (en) | 2011-05-04 |
| CN102043269B CN102043269B (en) | 2013-03-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110025879 Active CN102043269B (en) | 2011-01-24 | 2011-01-24 | Liquid crystal display device |
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| CN (1) | CN102043269B (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2737129Y (en) * | 2004-10-26 | 2005-10-26 | 明基电通股份有限公司 | Panel display |
| US20080100775A1 (en) * | 2006-10-27 | 2008-05-01 | Chunghwa Picture Tubes, Ltd. | Liquid crystal display |
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2011
- 2011-01-24 CN CN 201110025879 patent/CN102043269B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2737129Y (en) * | 2004-10-26 | 2005-10-26 | 明基电通股份有限公司 | Panel display |
| US20080100775A1 (en) * | 2006-10-27 | 2008-05-01 | Chunghwa Picture Tubes, Ltd. | Liquid crystal display |
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| Publication number | Publication date |
|---|---|
| CN102043269B (en) | 2013-03-13 |
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Address after: 215301 No. 1, Longteng Road, Kunshan, Jiangsu Patentee after: Kunshan Longteng Au Optronics Co Address before: 215301 No. 1, Longteng Road, Kunshan, Jiangsu Patentee before: Kunshan Longteng Optronics Co., Ltd. |