Display device and assemble method thereof
Technical field
The present invention relates to a kind of display device and assemble method thereof, and particularly relate to a kind of frivolous display device and assemble method thereof.
Background technology
Along with the progress of human civilization, display device becomes product indispensable in daily life already.Wherein, flat display apparatus, with its advantage such as frivolous volume, lower power consumption, has been widely used on various product, has more replaced conventional cathode ray tube display device in recent years.
Fig. 1 is the exploded view of available liquid crystal display device.Please refer to Fig. 1, before available liquid crystal display device 100 can be roughly divided into outward appearance, frame 110, outward appearance carry on the back lid 120, Liquid Crystal Module 130 and base 140.Fig. 2 is the exploded view of the Liquid Crystal Module of the liquid crystal indicator of Fig. 1.Please refer to Fig. 2, Liquid Crystal Module 130 is by being roughly divided into front frame 132, liquid crystal panel 134 and backlight module 136.Fig. 3 is the partial sectional view of the liquid crystal indicator of Fig. 1.Can be found by Fig. 3; the backboard 136a of outward appearance back of the body lid 120 and backlight module 136 repeats the function providing protection backlight module 136; before outward appearance, frame 110 and front frame 132 repeat to provide the function of protection liquid crystal panel 134, and before outward appearance, the glue frame 136b of frame 110, front frame 132 and backlight module 136 also repeats to provide the function be fixed to the light guide plate 136c of backlight module 136 by liquid crystal panel 134 on backboard 136a.The element that these functions repeat not only increases overall weight and the volume of liquid crystal indicator 100, further increases material and the assembly cost of liquid crystal indicator 100.Wherein, the glue frame 136b of plastic material injection molded is adopted to expend many costs especially in the making of mould.
Summary of the invention
The object of the present invention is to provide a kind of display device, the problem of the excessive and high cost of too much the caused preponderance of element, volume can be solved.
Another object of the present invention is the assemble method providing a kind of display device, can solve the problem that first assembly cost is too high.
Display device of the present invention comprises frame, a display panel, a light guide plate, at least one first metal frame and a light-emitting component before Yi Beigai.Front frame is fixed to back of the body lid and jointly forms an accommodation space.Display panel configurations is in accommodation space.Light guide plate is configured at accommodation space and covers between display panel at the back of the body.Light guide plate has mutually perpendicular in fact at least one incidence surface and an exiting surface, and exiting surface is towards display panel.First metal frame is configured at the periphery of accommodation space and is close to light guide plate.First metal frame have one first of being connected to each other with one second, and first be fixed to back of the body lid and front frame at least one of them.Light-emitting component is configured between second and incidence surface.
In an embodiment of display device of the present invention, the first metal frame has more one the 3rd.3rd connects second and between display panel and light guide plate.In addition, display device such as more comprises multiple bolster, is configured between the 3rd and display panel and between display panel and front frame.In addition, the 3rd such as has a storage tank respectively with front frame, and bolster part is positioned at storage tank.Moreover display device such as more comprises at least one blooming piece, is configured between display panel and light guide plate.3rd to be positioned between display panel and blooming piece and to have one protruding, the movement of protruding restriction blooming piece in light guide plate.
In an embodiment of display device of the present invention, display device more comprises at least one blooming piece, is configured between display panel and light guide plate.
In an embodiment of display device of the present invention, the first metal frame has more one the 3rd, and the 3rd connects second and cover between light guide plate at the back of the body.
In an embodiment of display device of the present invention, display device more comprises a reflector plate, be configured at light guide plate and the back of the body cover between.
In an embodiment of display device of the present invention, light-emitting component comprises a circuit board and multiple light emitting diode.Circuit board arrangement is in second.Light emitting diode to be configured on circuit board and to be electrically connected with circuit board, and between circuit board and incidence surface.
In an embodiment of display device of the present invention, display device more comprises a bolster, is configured between display panel and light guide plate.
In an embodiment of display device of the present invention, display device more comprises one drive circuit plate and a flexible PCB.Drive circuit board is fixed to front frame, and drive circuit board is electrically connected display panel via flexible PCB.
In an embodiment of display device of the present invention, back of the body lid has an opening, and second of the first metal frame through opening.
In an embodiment of display device of the present invention, display device more comprises a heating radiator, and second of the first metal frame connects heating radiator through opening.
In an embodiment of display device of the present invention, display device more comprises multiple second metal frame, is configured at all the other peripheries that accommodation space does not configure the first metal frame, and be fixed to the back of the body lid with front frame at least one of them.In addition, the second metal frame is such as aluminium extruded type metal frame.
In an embodiment of display device of the present invention, the first metal frame is aluminium extruded type metal frame.
The assemble method of display device of the present invention comprises the following steps.Configure a light-emitting component in a metal frame.Configuration has the metal frame of light-emitting component, a light guide plate and a display panel and carries on the back one and to cover and before one between frame.Cover with the back of the body in conjunction with metal frame, front frame.Light guide plate is between back of the body lid and display panel.Light guide plate has mutually perpendicular in fact at least one incidence surface and an exiting surface.Light-emitting component is between metal frame and incidence surface.Exiting surface is towards display panel.
In an embodiment of the assemble method of display device of the present invention, after the back of the body covers, configure display panel in light guide plate in configuration light guide plate, and before configuration light guide plate, display panel and the metal frame with light-emitting component combine after the back of the body covers frame to carrying on the back lid.In addition, metal frame can have one first, one second and one the 3rd being connected to each other.Light-emitting component is configured at second.First be fixed to the back of the body lid with front frame at least one of them.The metal frame in the configuration after the back of the body covers of configuration light guide plate with light-emitting component covers at the back of the body, and the edge of the 3rd covering light guide plate.The metal frame in configuration with light-emitting component configures display panel on the 3rd after the back of the body covers.Before combining after configuration display panel is on the 3rd, frame is to carrying on the back lid.
In an embodiment of the assemble method of display device of the present invention, after on configuration display panel former frame, configuration light guide plate on a display panel, and combine to carry on the back after the back of the body covers at configuration light guide plate, display panel and the metal frame with light-emitting component and cover extremely front frame.In addition, metal frame can have one first, one second and one the 3rd being connected to each other.Light-emitting component is configured at second.First be fixed to the back of the body lid with front frame at least one of them.Configure after on configuration display panel former frame and have on the metal frame former frame of light-emitting component, and the edge of the 3rd covering display panel.After on the metal frame former frame that configuration has light-emitting component, configuration light guide plate is on the 3rd.Back of the body lid is combined to front frame after configuration light guide plate is on the 3rd.
Based on above-mentioned, in display device of the present invention and assemble method thereof, because significantly decrease the quantity of element, therefore the weight of display device, volume and cost can be reduced, and simplify the number of assembling steps of display device.
For above-mentioned feature and advantage of the present invention can be become apparent, special embodiment below, and coordinate appended accompanying drawing to be described in detail below.
Accompanying drawing explanation
Fig. 1 is the exploded view of available liquid crystal display device;
Fig. 2 is the exploded view of the Liquid Crystal Module of the liquid crystal indicator of Fig. 1;
Fig. 3 is the partial sectional view of the liquid crystal indicator of Fig. 1;
Fig. 4 is the exploded view of the display device of one embodiment of the invention;
Fig. 5 is the partial sectional view of the display device of Fig. 4;
Fig. 6 is the partial sectional view of the display device of another embodiment of the present invention;
Fig. 7 is the three-dimensional cutaway view of the display device of Fig. 6;
Fig. 8 is the front elevation of the display device of Fig. 6;
Fig. 9 is the partial sectional view of display device at the second metal frame place of Fig. 6;
Figure 10 is the partial sectional view of the display device of yet another embodiment of the invention;
Figure 11 is the partial sectional view of the display device of further embodiment of this invention.
Main element symbol description
100: liquid crystal indicator
110: frame before outward appearance
120: outward appearance back of the body lid
130: Liquid Crystal Module
132: front frame
134: liquid crystal panel
136: backlight module
136a: backboard
136b: glue frame
136c: light guide plate
140: base
1000,2000,3000,4000: display device
1100,2100,3100,4100: back of the body lid
1110: ribs
1200,2200: front frame
1210,1532: storage tank
1300,2300,3300: display panel
1400,2400,3400: light guide plate
1402: incidence surface
1404: exiting surface
1406: bottom surface
1500,2500,3500,4500: the first metal frame
1510,2510: the first
1520,4520: the second
1530,3530: the three
1534: protruding
1600,2600,4600: light-emitting component
1610: circuit board
1620: light emitting diode
1700,3010: bolster
1800: blooming piece
1900: reflector plate
2202: projection
2010: drive circuit board
2020: flexible PCB
2030: driving chip
2040: the second metal frame
4010: heating radiator
4120: opening
S10, S20, S30: accommodation space
Embodiment
Fig. 4 is the exploded view of the display device of one embodiment of the invention, and Fig. 5 is the partial sectional view of the display device of Fig. 4.Please refer to Fig. 4 and Fig. 5, the display device 1000 of the present embodiment comprises frame 1200 (omitting this element in Fig. 4), display panel 1300, light guide plate 1400, at least one first metal frame 1500 and light-emitting component 1600 before a back of the body lid 1100.Front frame 1200 is fixed to back of the body lid 1100 and jointly forms an accommodation space S10.Display panel 1300 is configured at accommodation space S10.Light guide plate 1400 is configured at accommodation space S10 and is carrying on the back between lid 1100 and display panel 1300.That is be that display panel 1300 and light guide plate 1400 are mainly jointly clamped by front frame 1200 and back of the body lid 1100 and fix.
Light guide plate 1400 has mutually perpendicular in fact at least one incidence surface 1402 and an exiting surface 1404, and exiting surface 1404 is towards display panel 1300.The light guide plate 1400 of the present embodiment is for single incidence surface 1402, but the quantity of incidence surface 1402 can certainly be two or more.First metal frame 1500 is configured at the periphery of accommodation space S10 and is close to light guide plate 1400.First metal frame 1500 has one first 1510 and one second 1520 being connected to each other, and first 1510 be fixed to back of the body lid 1100 and front frame 1200 at least one of them.Light-emitting component 1600 is configured between second 1520 and incidence surface 1402.When the quantity of incidence surface 1402 increases, the quantity for the first metal frame 1500 of fixing light-emitting component 1600 can increase certainly thereupon.
Can be found by foregoing, the display device 1000 of the present embodiment provides outward appearance of the prior art to carry on the back the partial function of the backboard of lid and backlight module to carry on the back lid 1100 simultaneously, that is provides protection light guide plate 1400 and support whole display device 1000.Meanwhile, former frame 1200 provides the partial function of the front frame of frame, glue frame and Liquid Crystal Module before outward appearance of the prior art simultaneously, is also fixed to by display panel 1300 and light guide plate 1400 and carries on the back lid 1100.Thus, volume and the weight of the display device 1000 of the present embodiment all can significantly reduce, and material and assembly cost also can decline to a great extent.In addition, the first metal frame 1500 for fixing light-emitting component 1600 not only can help light-emitting component 1600 to dispel the heat, and also enhances the structural rigidity of display device 1000.
First metal frame 1500 of the present embodiment is for aluminium extruded type metal frame.Aluminium extruded manufacturing technology does not need to use the complicated die as required in injection molded technology, and also do not have complicated mould assembling, mould contraposition and de-filming process, therefore manufacture craft cost is far below the glue frame of existing employing injection molded fabrication techniques.First metal frame 1500 of aluminium matter more have concurrently light weight, rigidity good with thermal conduction rate the advantage such as fast.First metal frame 1500 only can be fixed to back of the body lid 1100, only be fixed to front frame 1200 or be fixed to back of the body lid 1100 and front frame 1200 simultaneously.When the first metal frame 1500 need formed screw hole or other cannot be formed in aluminium extruded manufacture craft structure time, only need to utilize simple punching or other process technologies just can complete.In addition, first 1510 of first metal frame 1500 of the present embodiment is that to be positioned at back of the body lid 1100 be example with the centre of front frame 1200, but first 1510 also can be near back of the body lid 1100 or front frame 1200.
First metal frame 1500 of the present embodiment has more one the 3rd 1530.Connect second 1520 and between display panel 1300 and light guide plate 1400 for 3rd 1530.Therefore, can jointly clamp also fixed display panel the 1300, three 1530 with front frame 1200 for the 3rd 1530 also jointly can clamp and lightguide plate fixing 1400 with back of the body lid 1100.In addition, because the 3rd 1530 between display panel 1300 and light guide plate 1400, therefore the 3rd 1530 also can be used for covering light-emitting component 1600, sees abnormal high-brightness region near light-emitting component 1600 to avoid user.It should be noted, the first metal frame 1500 can not have the 3rd 1530 yet.In addition, the function of the 3rd 1530 also can by another independently element provide, this part will be introduced in other embodiments.
In addition, the display device 1000 of the present embodiment more comprises multiple bolster 1700, is configured at the 3rd between 1530 and display panel 1300 and between display panel 1300 and front frame 1200.Bolster 1700 can be used for avoiding display panel 1300 to be subject to the 3rd 1530 of the first metal frame 1500 or the wearing and tearing of front frame 1200.The material of bolster 1700 is such as rubber, foam or other buffering materials.In addition, the 3rd 1530 of the present embodiment has a storage tank 1532, and front frame 1200 has a storage tank 1210.Two bolsters 1700 are partly positioned at storage tank 1532 and storage tank 1210 respectively, and part protrudes from outside storage tank 1532 and storage tank 1210.The locating effect that storage tank 1532 and storage tank 1210 can provide two bolsters 1700 suitable, is subjected to displacement to avoid two bolsters 1700.
Moreover the display device 1000 of the present embodiment more comprises at least one blooming piece 1800, is configured between display panel 1300 and light guide plate 1400.The quantity of the blooming piece 1800 of the present embodiment is for multiple, but is not used to limit the present invention.In addition, blooming piece 1800 is usually variant with the thermal expansivity of light guide plate 1400.In order to provide the locating effect that blooming piece 1800 and light guide plate 1400 are suitable respectively, the between display panel 1300 and blooming piece 1800 the 3rd 1530 of the present embodiment has a projection 1534, protruding 1534 movements of restriction blooming piece 1800 in light guide plate 1400.
The display device 1000 of the present embodiment more comprises a reflector plate 1900, is configured between light guide plate 1400 and back of the body lid 1100, in order to increase the light utilization efficiency of display device 1000.But, form a layer of reflective material in the bottom surface 1406 of light guide plate 1400, or on the surface of light guide plate 1400, form a layer of reflective material at back of the body lid 1100, also can reach the object of the light utilization efficiency increasing display device 1000.In addition, back of the body lid 1100 can form ribs 1110 that is netted or other patterns, the structural rigidity of back of the body lid 1100 can be strengthened and reduce light guide plate 1400 and the contact area of carrying on the back lid 1100.The light-emitting component 1600 of the present embodiment comprises a circuit board 1610 and multiple light emitting diode 1620 (in Fig. 5 a rarely seen light emitting diode 1620).Circuit board 1610 is configured at second 1520.Light emitting diode 1620 to be configured on circuit board 1610 and to be electrically connected with circuit board 1610, and between circuit board 1610 and incidence surface 1402.But the light-emitting component 1600 of the present embodiment also can be cathode fluorescent tube or other light-emitting components.The display panel 1300 of the present embodiment can be liquid crystal panel or other display panels.
The assemble method of the display device of one embodiment of the invention is then described with reference to figure 5.The assemble method of the display device of the present embodiment is that configuration light-emitting component 1600 is in the first metal frame 1500.Then, configure the first metal frame 1500, light guide plate 1400 and the display panel 1300 with light-emitting component 1600 carrying on the back between lid 1100 and front frame 1200.Then, in conjunction with the first metal frame 1500, front frame 1200 and back of the body lid 1100, the assemble method of the display device of the present embodiment is namely completed.Can be that screw locks, glues together in conjunction with the first metal frame 1500, front frame 1200 and the mode of back of the body lid 1100, riveted joint, snap engagement or other suitable combinations.First metal frame 1500 first can be bonded to front frame 1200, then back of the body lid 1100 is bonded to front frame 1200.Or the first metal frame 1500 first can be bonded to back of the body lid 1100, more front frame 1200 is bonded to back of the body lid 1100.Or, can simultaneously in conjunction with the first metal frame 1500, front frame 1200 and back of the body lid 1100.
For example, first can configure light guide plate 1400 on back of the body lid 1100, then configure display panel 1300 in light guide plate 1400.Further, at configuration light guide plate 1400, display panel 1300, first metal frame 1500 and light-emitting component 1600 after carrying on the back on lid 1100, more front frame 1200 is combined to back of the body lid 1100.When the first metal frame 1500 has be connected to each other first 1510, second 1520 and the 3rd 1530, light-emitting component 1600 is first configured at second 1520.Then, light guide plate 1400 is configured on back of the body lid 1100.Afterwards, configure the first metal frame 1500 on back of the body lid 1100, and the edge of the 3rd 1530 covering light guide plate 1400.Then, display panel 1300 is configured on the 3rd 1530.Finally, in conjunction with front frame 1200 to back of the body lid 1100, and first 1510 of the first metal frame 1500 is be fixed to back of the body lid 1100 and/or front frame 1200.When assembling display device 1000 in this way, be back of the body lid 1100 is put on worktable sequentially to put other elements afterwards on back of the body lid 1100, and do not need element turn-over in assembling process, reach the object of unidirectional assembling.Therefore, not only considerably simplify number of assembling steps, also significantly reduce the difficulty of assembling.Particularly, for large-sized display device, assembling process to be by element turn-over part not only difficulty but also work consuming time thing.
In another embodiment, be first configure display panel 1300 on front frame 1200, then configure light guide plate 1400 on display panel 1300.Further, at configuration light guide plate 1400, display panel 1300, first metal frame 1500 and light-emitting component 1600 after carrying on the back on lid 1100, then back of the body lid 1100 is combined to front frame 1200.When the first metal frame 1500 has be connected to each other first 1510, second 1520 and the 3rd 1530, light-emitting component 1600 is first configured at second 1520.Then, configure on display panel 1300 former frame 1200.Afterwards, configure on the first metal frame 1500 former frame 1200, and the edge of the 3rd 1530 covering display panel 1300.Then, light guide plate 1400 is configured on the 3rd 1530.Finally, in conjunction with back of the body lid 1100 to front frame 1200, and first 1510 of the first metal frame 1500 is be fixed to back of the body lid 1100 and/or front frame 1200.This assemble method is put in after on worktable by front frame 1200 sequentially to put on other element former frames 1200, and do not need element turn-over equally in assembling process, also can reach the object of unidirectional assembling.
Fig. 6 is the partial sectional view of the display device of another embodiment of the present invention, and Fig. 7 is the three-dimensional cutaway view of the display device of Fig. 6.Please refer to Fig. 6 and Fig. 7, the display device 2000 of the present embodiment is similar to the display device 1000 of Fig. 5, only introduces its difference place at this.The display device 2000 of the present embodiment more comprises one drive circuit plate 2010 and a flexible PCB 2020.Drive circuit board 2010 is fixed to front frame 2200, and drive circuit board 2010 is electrically connected display panel 2300 via flexible PCB 2020.Flexible PCB 2020 also may be configured with driving chip 2030.Drive circuit board 2010 is such as the projection 2202 securing to front frame 2200.First metal frame 2500 of the present embodiment is similar to first metal frame 1500 of Fig. 5, and difference is mainly that first 2510 of the first metal frame 2500 is near back of the body lid 2100.
Fig. 8 is the front elevation of the display device of Fig. 6, and Fig. 9 is the partial sectional view of display device at the second metal frame place of Fig. 6.For convenience of description, the back of the body lid 2100 of Fig. 6 is omitted in Fig. 7, Fig. 8 and Fig. 9.Please refer to Fig. 6, Fig. 8 and Fig. 9, the display device 2000 of the present embodiment more comprises multiple second metal frame 2040, is configured at all the other peripheries that accommodation space S20 does not configure the first metal frame 2500, and is fixed to back of the body lid 2100 and/or front frame 2200.Second metal frame 2040 is same with the first metal frame 2500 strengthens the structural rigidity of display device 2000 and separating liquid crystal panel 2300 and light guide plate 2400, but the second metal frame 2040 be not used in fixing light-emitting component 2600.Second metal frame 2040 is same with the first metal frame 2500 can be aluminium extruded type metal frame, have that manufacture craft cost is low, light weight, rigidity good with thermal conduction rate the advantage such as fast.
Figure 10 is the partial sectional view of the display device of yet another embodiment of the invention.Please refer to Figure 10, the display device 3000 of the present embodiment is similar to the display device 1000 of Fig. 5, only introduces its difference place at this.The display device 3000 of the present embodiment more comprises a bolster 3010, is configured between display panel 3300 and light guide plate 3400.The 3rd of the function of bolster 3010 and first metal frame 1500 of Fig. 5 1530 identical, and the 3rd 3530 of first metal frame 3500 of the present embodiment then between back of the body lid 3100 and light guide plate 3400.The function of the 3rd 3530 of the first metal frame 3500 is to provide larger area of dissipation, to promote the radiating efficiency of display device 3000.The material of bolster 3010 is such as rubber, foam or other buffering materials.
Figure 11 is the partial sectional view of the display device of further embodiment of this invention.Please refer to Figure 11, the display device 4000 of the present embodiment is similar to the display device 1000 of Fig. 5, only introduces its difference place at this.The display device 4000 of the present embodiment more comprises a heating radiator 4010.Back of the body lid 4100 has second 4520 of opening 4120, first metal frame 4500 and connects heating radiator 4010 through opening 4120.In other words, heating radiator 4010 is positioned at outside accommodation space S30 that back of the body lid 4100 and front frame 4200 form.Because heating radiator 4010 is exposed to the external world, therefore the heat that produces of light-emitting component 4600 can be passed to heating radiator 4010 and dissipation fast via the first metal frame 4500.The heating radiator 4010 of the present embodiment is second 4520 that secures to the first metal frame 4500, but both also can adopt other modes to combine.Second 4520 object through opening 4120 of the first metal frame 4500 is will by the heat transfer of display device inside to outside display.Although the present embodiment be in conjunction with a heating radiator 4010 on second 4520 of the first metal frame 4500, if but only just can reach desirable radiating effect by second 4520 of the first metal frame 4500 through opening 4120, be can not need again in conjunction with in the first metal frame 4500 second 4520 of a heating radiator.
In sum, in display device of the present invention, the quantity of element significantly reduces, therefore decreases integral thickness and the weight of display device dramatically, and reduce material and manufacture craft cost, therefore can meet the requirement that user must be frivolous and cheap for display device.In addition, metal frame not only strengthens radiating effect, also the structural rigidity of display device is maintained good degree.In the assembling mode of display device of the present invention, because number of elements reduces, therefore assembling difficulty can be reduced and reduce man-hours requirement.In addition, the assembling mode of display device of the present invention can also be unidirectional assembling, further shortens the manufacture craft time.
Although disclose the present invention in conjunction with above embodiment; but itself and be not used to limit the present invention; this operator is familiar with in any art; without departing from the spirit and scope of the present invention; a little change and retouching can be done, therefore being as the criterion of should defining with the claim of enclosing of protection scope of the present invention.