LCD and assemble the method for this LCD
Technical field
The present invention relates to a kind of LCD, relate in particular to a kind of bendable LCD and assemble the method for this LCD.
Background technology
LCD is because have characteristic such as the frivolous and low-power consumption of volume, be applied in the middle of the digital electronic product at large, such as common wrist-watch, mobile phone, personal digital assistant (Personal DigitalAssistant in the daily life, PDA) small-size liquid crystal displays that is adopted, and the large scale liquid crystal display that is equipped with such as mobile computer, desktop PC, obvious LCD has become the main flow of monitor market.
LCD mainly can comprise formations that element is repeatedly put such as backlight module (comprising light source, light-guide device, blooming piece) and liquid crystal panel.The light that light source projected forms an area source via light-guide device, sees through blooming piece its brightness that gains again, shows its picture from liquid crystal panel at last.Wherein, light source, light-guide device and blooming piece are assembled in the framed structure usually, and fit with adhesive tape at its edge.
Please consult Fig. 1 and Fig. 2 simultaneously, Fig. 1 is the top view of backlight module 10 in the available liquid crystal display, and Fig. 2 is the sectional view along the A-A ' profile line of Fig. 1.Existing backlight module 10 is that a light source assembly 11 is placed in the framework 13, and this light source assembly 11 comprises members such as light guide plate 111 and blooming piece 113 usually repeatedly to be put and form, and the periphery of light source assembly 11 attaches with an adhesive tape 15 again.Wherein, adhesive tape 15 has shaded effect; suitable area source to be provided and to avoid the periphery light leak; adhesive tape 15 also can be double sticky tape; with bonding with liquid crystal panel (figure does not show); existing framework 13 then adopts hard usually and unpliant material is made, in order to the fixing light source assembly of protecting in it 11 that reaches.
In addition, existing light guide plate 111 is made in the mode of ejection formation usually, and it has certain thickness and hardness and can not bend, and along with the progress of technology and selecting for use of Different Light, light guide plate 111 existing more and more thinner trend.When the size of light guide plate 111 is gradually thin, for example, its thickness is during less than 0.3 millimeter, and light guide plate 111 has bent characteristic gradually.At this moment, framework 13 has just like become the element that thickness is the thickest, hardness is the highest in all parts of backlight module 10, and it not only occupies excessive volume, and makes backlight module 10 can't possess pliability, and has limited the application of LCD.
In view of this, provide the slim LCD of the bendable design of a kind of tool, make its application more extensive, become an industry problem demanding prompt solution for this reason.
Summary of the invention
The object of the present invention is to provide a kind of LCD and assemble method thereof, utilize the display module (display assembly) of adhesive tape covering liquid crystal display, make it have the characteristic of bent deflection, thus, LCD of the present invention can present polynary form, be used for more eurypalynous product, makes its application more extensive.
Another object of the present invention is to provide a kind of bendable LCD and assemble method thereof, by adopting adhesive tape to coat the design of display module, existing framework is save, so the part of LCD can obtain to reduce, package program also can obtain to simplify, and then reduces the production cost of LCD.
For achieving the above object, the present invention discloses a kind of LCD, comprises a display module and an adhesive tape.Wherein, this display module has a upper surface, a lower surface and a lateral margin relative with upper surface, and this adhesive tape comprises a periphery and a kink, and this periphery is attached at the peripheral edge margin of upper surface, and kink extends from periphery, and is attached at the peripheral edge margin of lateral margin and lower surface bendingly.
For achieving the above object, the present invention also discloses a kind of method of assembling liquid crystal display, comprises the following step: a display module is provided, and this display module has a upper surface, a lower surface and a lateral margin relative with this upper surface; One adhesive tape part is covered the upper surface of this display module; And, with local this lateral margin and this lower surface that coats this display module of this adhesive tape.
Effect of the present invention:
In sum, the disclosed LCD of the present invention and assemble the method for this LCD by removing employed framework in prior art, utilizes adhesive tape to substitute, and the display module of covering liquid crystal display makes it have the characteristic of bent deflection; In addition, also can save the manufacturing and the assembling of framework, and then reduce the production cost of LCD.
Describe the present invention below in conjunction with the drawings and specific embodiments, but not as a limitation of the invention.
Description of drawings
Fig. 1 is the top view of the backlight module of available liquid crystal display;
Fig. 2 is the sectional view along the A-A ' profile line of Fig. 1;
Fig. 3 A is the synoptic diagram of adhesive tape of the present invention;
Fig. 3 B is the synoptic diagram of LCD of the present invention;
Fig. 4 A is the diagrammatic cross-section of the present invention's first preferred embodiment;
Fig. 4 B is the diagrammatic cross-section of the present invention's second preferred embodiment;
Fig. 4 C is the diagrammatic cross-section of the present invention's the 3rd preferred embodiment;
Fig. 5 is the process flow diagram of assemble method of the present invention.
Wherein, Reference numeral:
10: backlight module 11: light source assembly
111: light guide plate 113: blooming piece
13: framework 15: adhesive tape
30: LCD 31: adhesive tape
311: periphery 313: kink
313a: the first bending edge 313b: second bending edge
313c: the 3rd bending edge 315: broken line
33: display module 330a: backlight module
330b: liquid crystal panel 330c: screening glass
331: upper surface 332: lower surface
333: lateral margin
Embodiment
Please consult Fig. 3 A and Fig. 3 B earlier, Fig. 3 A is the synoptic diagram of adhesive tape 31, and Fig. 3 B is the synoptic diagram of the LCD 30 of use adhesive tape 31.See also Fig. 4 A, it is the sectional view along the B-B ' profile line of Fig. 3 B, to show the first embodiment of the present invention.
In the first embodiment of the present invention, LCD 30 comprises an adhesive tape 31 and a display module 33.Wherein, display module 33 have upper surface 331, with upper surface 331 opposing lower surface 332 and lateral margin 333; Adhesive tape 31 is by being made of a substrate layer and an adhesive coating (figure does not show), substrate layer can comprise a light shield layer (figure does not show) or a reflection horizon (figure does not show), light shield layer for example is black polyethylene terephthalate thin layer (Polyethylene terephthalate, PET), in order to cover the light that scatters from display module 33, the reflection horizon for example is silver (Ag) or polycarbonate (Polycarbonate, PC), the light that scatters from display module 33 in order to reflection is with the light recycling; Perhaps, this substrate layer can comprise a light shield layer (figure does not show) and a reflection horizon (figure does not show) simultaneously, and at this moment, this reflection horizon is arranged between this light shield layer and this adhesive coating, and also, the reflection horizon is than the more close display module 33 of light shield layer, in order to the reflection of light.When reality is made, can prepare substrate layer earlier, again sticker is coated on this substrate layer, forming this adhesive coating, but be not limited thereto.With regard to the one-piece construction of adhesive tape 31, it comprises periphery 311, kink 313 and broken line 315, and kink 313 is for extending from periphery 311, and broken line 315 is for being arranged at 313 of periphery 311 and kinks.Wherein, periphery 311 all sees through adhesive coating with kink 313 and is attached on the display module 33, in detail, and shown in Fig. 4 A, periphery 311 is the peripheral edge margin that is attached at upper surface 331, and kink 313 is attached at the peripheral edge margin of lateral margin 333 and lower surface 332 bendingly.The effect of periphery 311 be to avoid from display module 33 produce light leak in peripheral edge margin, and guarantee the shape of the area source that display module 33 is provided, the use of fluid,matching crystal panel can be provided.
Furthermore, with Fig. 4 A is example, the lateral margin 333 of display module 33 comprises relative dual side-edge at least, kink 313 comprises the first bending edge 313a and the second bending edge 313b relative with the first bending edge 313a, the first bending edge 313a and the second bending edge 313b are suitable being attached at respectively on the relative dual side-edge, and then bending is pasted to the peripheral edge margin of lower surface 332.Please consult Fig. 3 A once more, kink 313 is except comprising the relative first bending edge 313a and the second bending edge 313b at least, it can more comprise other bending edge, the 3rd bending edge 313c for example, in order to be attached at other lateral margin of display module 33, the quantity of bending edge or distribution, can have various ways according to the design difference, for example, kink 313 removes and comprises the first bending edge 313a, outside the second bending edge 313b and the 3rd bending edge 313c, can more comprise the 4th bending edge, at this moment, adhesive tape 31 is for being " hollow ", be coated on the periphery of display module 33 respectively with four bending edges, and then preferable structural strength is provided, yet the shape of adhesive tape 31 does not limit at this.It should be noted that, the display module 33 that present embodiment illustrated is backlight module 330a, and it comprises blooming, light guide plate and reflecting plate assemblies such as (figure do not show) and repeatedly puts formation each other, wherein, blooming is diffusion sheet or prismatic lens for example, and the thickness of light guide plate is preferably less than 0.6 millimeter (mm).
Yet, technology of the present invention is not limited in backlight module, in second preferred embodiment shown in Fig. 4 B, display module 33 can comprise backlight module 330a and the liquid crystal panel 330b that repeatedly puts each other, liquid crystal panel 330b is arranged on the backlight module 330a, and adhesive tape 31 is in order to coat the lateral margin of backlight module 330a and liquid crystal panel 330b.In the 3rd preferred embodiment shown in Fig. 4 C; display module 33 also comprises a screening glass 330c; this screening glass 330c is arranged at this liquid crystal panel 330b back on the surface of backlight module 330a, and adhesive tape 31 coats the lateral margin that backlight module 330a, liquid crystal panel 330b and screening glass 330c integral body are constituted in the lump.The formation of other element and aforementioned first embodiment are similar, do not give unnecessary details in addition at this.
What need special instruction is, embodiment shown in earlier figures 4A~Fig. 4 C only is an illustration, its those skilled in the art can use notion of the present invention, coat multiple member with adhesive tape 31, and then the flexual LCD of acquisition tool, the thin portion member that display module comprised does not limit in the present invention.For example; in the 3rd preferred embodiment shown in Fig. 4 C; display module 33 more can comprise a contact panel (figure does not show); be arranged at liquid crystal panel 330b back on the surface of backlight module 330a; also promptly be arranged between liquid crystal panel 330b and the screening glass 330c, adhesive tape 31 coats the lateral margin that backlight module 330a, liquid crystal panel 330b, contact panel (figure does not show) and screening glass 330c integral body are constituted in the lump.Perhaps, the screening glass 330c among Fig. 4 C is directly replaced with contact panel (figure does not show), at this moment, adhesive tape 31 coats backlight module 330a, liquid crystal panel 330b, the whole lateral margin that is constituted of contact panel (figure does not show) in the lump.
Please join Fig. 5, it comprises the following step for disclosing the method for the above-mentioned LCD 30 of combination.At first, step 501 is for providing the display module 33 of embodiment as described above, and it can be backlight module 330a, or also comprises liquid crystal panel 330b, contact panel or screening glass 330c.Then, cover display module 33 with step 503 part, in detail, for the periphery 311 with adhesive tape 31 attaches and local peripheral edge margin of covering the upper surface 331 of display module 33.Afterwards, with adhesive tape 31 local lateral margin 333 and the lower surfaces 332 that coat display module 33, in detail, earlier with step 505, kink 313 along broken line 315 bending adhesive tapes 31 then with step 507, is attached at kink 313 peripheral edge margin of the lateral margin 333 and the lower surface 332 of display module 33.
In sum, the disclosed LCD of the present invention and assemble the method for this LCD by removing employed framework in prior art, utilizes adhesive tape to substitute, and the display module of covering liquid crystal display makes it have the characteristic of bent deflection; In addition, also can save the manufacturing and the assembling of framework, and then reduce the production cost of LCD.
Certainly; the present invention also can have other various embodiments; under the situation that does not deviate from spirit of the present invention and essence thereof; those of ordinary skill in the art work as can make various corresponding changes and distortion according to the present invention, but these corresponding changes and distortion all should belong to the protection domain of the appended claim of the present invention.