CN102053394A - Liquid crystal display device and assembly method thereof - Google Patents
Liquid crystal display device and assembly method thereof Download PDFInfo
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- CN102053394A CN102053394A CN2009101749492A CN200910174949A CN102053394A CN 102053394 A CN102053394 A CN 102053394A CN 2009101749492 A CN2009101749492 A CN 2009101749492A CN 200910174949 A CN200910174949 A CN 200910174949A CN 102053394 A CN102053394 A CN 102053394A
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Abstract
The invention discloses a liquid crystal display device and an assembly method thereof. The liquid crystal display device comprises a rear cover, a signal control module, a plurality of line light sources, a pair of loaders, a plurality of optical diaphragms, a display panel and a front frame. The rear cover is provided with a first side and a second side which are opposite. The loaders are arranged on the first side of the rear cover, and the loaders and the rear cover hold the line light sources, wherein each loader is provided with a plurality of openings and a step loading structure. The optical diaphragms and the display panel are sequentially arranged on the step loading structures, and the front frame and the rear cover hold the display panel together. The signal control module is arranged on the second side of the rear cover. When the liquid crystal display device using the integrated rear cover is assembled, the use number of dies can be effectively reduced so as to reduce the cost, simplify the production flow and promote the assembly efficiency.
Description
Technical field
The invention relates to a kind of display device and assemble method thereof, and particularly about a kind of liquid crystal indicator and assemble method thereof.
Background technology
Social now multimedia technology is quite flourishing, is indebted to the progress of semiconductor element or display device mostly.With regard to display device, (Liquid Crystal Display LCD) becomes the main flow in market gradually to have the liquid crystal indicator of high image quality, space utilization excellent in efficiency, low consumpting power, advantageous characteristic such as radiationless.Generally speaking, liquid crystal indicator is made up of institutes such as display panels, backlight module and frameworks.
Fig. 1 is the three-dimensional schematic exploded perspective view of traditional a kind of liquid crystal indicator.Please refer to Fig. 1, traditional liquid crystal indicator 100 comprises the preceding frame 120 of display device, be liquid crystal indicator 100 front appearance component, generally speaking dispose elements such as action button, the display rear-cover 122 of operation liquid crystal indicator 100, be the back appearance component of liquid crystal indicator 100, generally speaking dispose support member to support liquid crystal indicator on a plane or hang on the wall.And be configured in the display module 110 between the frame 120 before display rear-cover 122 and the display device.At this, backlight module 116 and display panels 118 before display module 110 comprises panel module preceding frame 112, panel module bonnet 114 and is configured in panel module between frame 112 and the panel module bonnet 114, wherein panel module bonnet 114 main applications are ccontaining backlight module 116 and display panels 118, and backlight module 116 also further comprises lamp source and blooming piece.In addition, between circuit arrangement over cap 124 and panel module bonnet 114, also comprise changeing part 130, so that elements such as signal control circuit plate 126 and power supply circuit board 128 are locked in liquid crystal indicator 100.
Generally speaking, the assembling flow path of liquid crystal indicator 100 be earlier by panel factory with backlight module 116, display panels 118, panel module before component groups such as frame 112 and panel module bonnet 114 dress up display module 110.Frame 112 is seized backlight module 116 and display panels 118 on both sides by the arms jointly with panel module bonnet 114 before just making panel module, to constitute display module 110.Afterwards, panel factory is transported to factory of system with the display module 110 that assembles, and utilizes commentaries on classics part 130 that signal control circuit plate 126 and power supply circuit board 128 are locked on display module 110.Then, continue the assembling of members such as frame before the display device 120, display rear-cover 122 and circuit arrangement over cap 124 is finished to constitute liquid crystal indicator 100.
Under above-mentioned assembling flow path, panel factory must be assembled into display module 110 earlier.Then, again the display module 110 that assembles is transported to factory of system to finish the assembling of liquid crystal indicator 100.In addition, for signal control circuit plate 126 and power supply circuit board 128 are locked on display module 110, more necessary adding changeed part 130.
Thus, need preceding frame and the member such as bonnet of summation more than four just can be assembled into liquid crystal indicator 100 at least.Therefore, traditional liquid crystal indicator 100 need to use a large amount of moulds with make a plurality of before frames and bonnet, and assembling flow path is quite complicated.Thereby the assembly cost of liquid crystal indicator 100 can't descend, and its packaging efficiency can't effectively promote especially.
Summary of the invention
The present invention proposes a kind of liquid crystal indicator, directly integrates display rear-cover and panel module bonnet and constitutes a new integrated bonnet, to simplify the member designs of liquid crystal indicator.
The invention provides a kind of assemble method of liquid crystal indicator, to reduce assembly cost, simplify production procedure and effectively to promote packaging efficiency.
The present invention proposes a kind of liquid crystal indicator, and it comprises a bonnet, a signal controlling module, light source, a pair of carrier, a plurality of blooming piece, a display panel and a preceding frame.Bonnet comprises a mainboard and one first surrounding wall.Mainboard has an inboard and outside, and first surrounding wall is vertically protruded out by first side of mainboard.
At this, the signal controlling module is arranged on the outside of mainboard.Line source is arranged on the inboard, and light source can be line source, and parallel to each other in fact and each line source has two relative ends.Carrier is arranged on first side and toward each other, wherein each carrier has a plurality of openings and one first stepped bearing structure, and opening is towards the end of mainboard with ccontaining line source, and the first stepped bearing structure is positioned at the side of carrier away from mainboard.
In addition, blooming piece is configured on the subregion of the first stepped bearing structure of carrier and first surrounding wall.Display panel configurations is on the subregion of the first stepped bearing structure of carrier and first surrounding wall, and display panel is positioned at the side of described blooming piece away from mainboard.Preceding frame locking is seized display panel and carrier on both sides by the arms jointly on bonnet and with first surrounding wall.
In one embodiment of this invention, above-mentioned mainboard has a rectangular boss and a plurality of lead holding part, and it is arranged in first surrounding wall institute region, and the lead holding part is positioned at the relative both sides of rectangular boss and corresponding to the end of line source.In addition, liquid crystal indicator also comprises at least one reflector plate, and it is configured on the rectangular boss and hides described lead holding part at least.Furthermore, rectangular boss constitutes a groove in second side of mainboard, and the signal controlling module for example is that locking is in groove.At this moment, liquid crystal indicator can also comprise one second surrounding wall, and it is around in the edge of groove.Second surrounding wall for example has a plurality of louvres.
In one embodiment of this invention, above-mentioned liquid crystal indicator also comprises wall built-up back of the body lid, and it is in order to hide the signal controlling module of mainboard.In addition, liquid crystal indicator also comprises a runners, and it is configured in the side of wall built-up back of the body lid away from preceding frame.Runners and wall built-up back of the body lid can be one-body molded.
In one embodiment of this invention, the first above-mentioned surrounding wall has two and protrudes platform, protrude on the platform so that carrier is configured in two, and the end clips of line source is protruded between the platform at carrier and two.
In one embodiment of this invention, the first stepped bearing structure of each above-mentioned carrier has one first rank and one second rank.First rank are relatively near mainboard, and blooming piece is placed on first rank, and display panel is placed on second rank.
In one embodiment of this invention, the first above-mentioned surrounding wall has a plurality of second stepped bearing structure of parallel lines light source, and the second stepped bearing structure and common described blooming piece of carrying of the first stepped bearing structure and display panel.In fact, each second stepped bearing structure can have one first rank and one second rank.First rank are relatively near mainboard, and blooming piece is placed on first rank, and display panel is placed on second rank.
In one embodiment of this invention, above-mentioned liquid crystal indicator also comprises a plurality of supporting constructions.Support structure configuration is in rectangular boss, with Support Level light source and blooming piece.Supporting construction can be one-body molded with bonnet.Particularly, supporting construction comprises a plurality of fluorescent tubes folder and a plurality of support column, tube clamping line source wherein, and support column support of optical diaphragm.
In one embodiment of this invention, above-mentioned line source is a plurality of cathode fluorescent tubes.
In one embodiment of this invention, the material of above-mentioned bonnet is a reflection material, in order to the light of reflected ray light source.
In one embodiment of this invention, above-mentioned display panel has a display panels and a control circuit board, and control circuit board is folded into the outside of first surrounding wall from an edge of display panels, and is locked in admittedly on first surrounding wall.
In one embodiment of this invention, above-mentioned liquid crystal indicator also comprises at least one shock absorbent member, and it is configured between display panel and the preceding frame.For instance, shock absorbent member is a sponge strip, a plastic strip or a rubber strip.
The present invention proposes a kind of assemble method of liquid crystal indicator in addition, and its step is as follows.One bonnet at first is provided, and it comprises a mainboard and one first surrounding wall.Mainboard has one first relative side and one second side, and first surrounding wall is vertically protruded out by first side of mainboard.Then, first side of a plurality of line sources at mainboard is set, wherein parallel to each other in fact and each line source of line source has two relative ends.
Subsequently, utilize a pair of carrier that line source is seized on both sides by the arms between bonnet and carrier.In fact, carrier toward each other, and each carrier has a plurality of openings and one first stepped bearing structure.In addition, opening is towards the end of mainboard with ccontaining line source, and the first stepped bearing structure is positioned at the example of carrier away from mainboard.
Afterwards, dispose a plurality of blooming pieces and a display panel on the subregion of the first stepped bearing structure of carrier and first surrounding wall.Wherein, display panel is positioned at the side of blooming piece away from mainboard.Then, on bonnet, and preceding frame and first surrounding wall are seized display panel and carrier jointly on both sides by the arms with frame locking before.Subsequently, again with second side of signal controlling module locking at mainboard.
In one embodiment of this invention, above-mentioned before first side of a plurality of line sources at mainboard is set, also dispose first side of at least one reflector plate at mainboard.
In one embodiment of this invention, above-mentioned after solid second side of lock signal control module at mainboard, also utilize wall built-up back of the body lid to hide the signal controlling module of mainboard.In addition, utilizing after a wall built-up back of the body cover blanket control module, the runners that can also lock covers a side away from preceding frame at the wall built-up back of the body.
In one embodiment of this invention, the assemble method of above-mentioned liquid crystal indicator, wherein first of each carrier stepped bearing structure has one first rank and one second rank, and first rank are relatively near mainboard.At this moment, the method for configuration blooming piece and display panel comprises blooming piece is placed on first rank, and display panel is placed on second rank.
In one embodiment of this invention, the assemble method of above-mentioned liquid crystal indicator, wherein first surrounding wall has a plurality of second stepped bearing structure of parallel lines light source, and the second stepped bearing structure has one first rank and one second rank, and first rank are relatively near mainboard.At this moment, the method for configuration blooming piece and display panel comprises blooming piece is placed on first rank, and display panel is placed on second rank.
The present invention proposes a kind of liquid crystal indicator in addition, and it comprises a bonnet, a signal controlling module, at least one line source and a preceding frame.Bonnet has male structure in a concave inward structure and, and bonnet has one first relative example and one second side.Concave inward structure is a boss and first side that is positioned at bonnet, and boss has a plurality of supporting constructions.Interior male structure is a groove and second side that is positioned at bonnet.At this, the signal controlling module is arranged on groove.Above-mentioned line source is arranged on boss, and parallel to each other in fact, and has two relative ends.Preceding frame locking is seized display panel and carrier on both sides by the arms jointly on bonnet and with bonnet.
In one embodiment of this invention, above-mentioned bonnet also has one first surrounding wall.Forming a plurality of lead holding parts, and above-mentioned lead holding part is positioned at the relative both sides of boss to first surrounding wall and corresponding to the end of above-mentioned line source around boss.
In one embodiment of this invention, above-mentioned liquid crystal indicator also comprises wall built-up back of the body lid, and it is in order to the blanket control module.
In one embodiment of this invention, above-mentioned liquid crystal indicator also comprises a runners, and it is configured in the side of wall built-up back of the body lid away from preceding frame.
In one embodiment of this invention, above-mentioned runners and wall built-up back of the body lid are one-body molded.
In one embodiment of this invention, above-mentioned liquid crystal indicator also comprises a pair of carrier, and it is arranged on first side, and toward each other.At this, each carrier has a plurality of openings and one first stepped bearing structure.Above-mentioned opening is towards the end of bonnet with ccontaining above-mentioned line source, and the first stepped bearing structure is positioned at the side of above-mentioned carrier away from bonnet.In addition, the first stepped bearing structure of each above-mentioned carrier has one first rank and one second rank, and first rank are relatively near bonnet, and at this, blooming piece is placed on first rank, and display panel is placed on second rank.
In one embodiment of this invention, above-mentioned supporting construction and boss are one-body molded.
In one embodiment of this invention, above-mentioned supporting construction comprises a plurality of fluorescent tube folders and a plurality of support column.The above-mentioned line source of above-mentioned fluorescent tube folder clamping, and above-mentioned support column support of optical diaphragm.
In one embodiment of this invention, above-mentioned line source is a plurality of cathode fluorescent tubes.
In one embodiment of this invention, the material of above-mentioned bonnet is a reflection material, and it is in order to reflect the light of above-mentioned line source.
In one embodiment of this invention, above-mentioned liquid crystal indicator also comprises at least one shock absorbent member, and it is configured between display panel and the preceding frame.
In one embodiment of this invention, above-mentioned shock absorbent member is a sponge strip, a plastic strip or a rubber strip.
In one embodiment of this invention, above-mentioned liquid crystal indicator also comprises at least one reflector plate, and it is configured on the boss and hides above-mentioned lead holding part at least.
In one embodiment of this invention, above-mentioned liquid crystal indicator also comprises one second surrounding wall, and it is around in the edge of groove.
In one embodiment of this invention, the second above-mentioned surrounding wall has a plurality of louvres.
In one embodiment of this invention, the first above-mentioned surrounding wall has two and protrudes platform, protrude on the platform so that carrier is configured in two, and the end clips of above-mentioned line source is protruded between the platform at carrier and two.
In one embodiment of this invention, above-mentioned first surrounding wall has a plurality of second stepped bearing structure of parallel above-mentioned line source.The second stepped bearing structure and common bearing optical diaphragm of the first stepped bearing structure and display panel.
In one embodiment of this invention, each above-mentioned second stepped bearing structure has one first rank and one second rank, and wherein first rank are relatively near bonnet.Blooming piece is placed on first rank, and display panel is placed on second rank.
In one embodiment of this invention, above-mentioned display panel has a display panels and a control circuit board, and control circuit board is folded into the outside of first surrounding wall from an edge of display panels, and is locked in admittedly on first surrounding wall.
Based on above-mentioned, the bonnet of liquid crystal indicator of the present invention, the function that it integrates display rear-cover and panel module bonnet that is to say, bonnet of the present invention can also can be in order to bear LCD MODULE in order to lock control circuit module.Thus, use the liquid crystal indicator of integrated bonnet of the present invention, required member is less during its assembling, can effectively reduce assembly cost, simplifies production procedure and effectively promote packaging efficiency.
For above-mentioned feature and advantage of the present invention can be become apparent, embodiment cited below particularly, and conjunction with figs. is described in detail below.
Description of drawings
Fig. 1 is the three-dimensional schematic exploded perspective view of traditional a kind of liquid crystal indicator.
Fig. 2 is the decomposition diagram of the liquid crystal indicator of one embodiment of the invention.
Fig. 3 A and Fig. 3 B are depicted as the synoptic diagram of a side of bonnet of the liquid crystal indicator of Fig. 2.
Figure 4 shows that the local enlarged diagram of the carrier of one embodiment of the invention.
Fig. 5 A and Fig. 5 B are depicted as the synoptic diagram of opposite side of bonnet of the liquid crystal indicator of Fig. 2.
Fig. 6 is the reflector plate of another embodiment of the present invention and the decomposition diagram of bonnet.
The main element symbol description
100,200: liquid crystal indicator
110: display module
112: frame before the panel module
114: the panel module bonnet
116: backlight module
118: display panels
120: frame before the display device
122: display rear-cover
124: the circuit arrangement over cap
126: the signal control circuit plate
128: power supply circuit board
130: change part
210: bonnet
212: mainboard
214: the first surrounding walls
216: rectangular boss
218: the lead holding part
220: groove
222a, 222b: protrude platform
224: the second surrounding walls
230: line source, cathode fluorescent tube group
240: carrier
250: blooming piece
252: diffuser plate
254: diffusion sheet
260: display panel
262: display panels
264: control circuit board
270: preceding frame
280: cover plate
290,290 ': reflector plate
300: locking component
310: the signal controlling module
320: wall built-up back of the body lid
330: foot rest
PCB: image processing and signal control circuit plate
INV: power converter
H1: perforation
H2, H3: louvre
HY: high pressure end
LV: low pressure end
U: fluorescent tube folder
M: opening
L1, L2: stepped bearing structure
L11, L21: first rank
L12, L22: second rank
D: direction
P: support column
S1: first side
S2: second side
Embodiment
Fig. 2 is the decomposition diagram of the liquid crystal indicator of one embodiment of the invention.Please refer to Fig. 2, liquid crystal indicator 200 comprises members such as the stacked signal controlling module 310 of order, a bonnet 210, a plurality of line source 230, a pair of carrier 240, a plurality of blooming piece 250, a display panel 260 and a preceding frame 270.
The liquid crystal indicator 200 of present embodiment is to make line source 230, carrier 240, blooming piece 250, display panel 260 and preceding frame 270 sequentially be assembled into a side of bonnet 210.And signal controlling module 310 is arranged on the opposite side of bonnet 210.In addition, bonnet 210 for example is integrated plastic casing.At least need the preceding frame of summation more than four and bonnet just can be assembled into liquid crystal indicator 100 with traditional liquid crystal indicator 100 and compare, the bonnet 210 of present embodiment is directly integrated display rear-covers 122 can reduce member effectively with the function of panel module bonnet 114 usage quantity.In addition, the assemble method of present embodiment is also comparatively simplified.
In other words, the bonnet 210 of present embodiment also provides the dependency structure design of members such as layout line light source 230, blooming piece 250, display panel 260 except the design with locking control signal module 310.
Generally speaking, the liquid crystal indicator 200 of present embodiment for example is a LCD TV.The liquid crystal indicator 200 of present embodiment can also comprise that the wall built-up back of the body covers 320, it hides the signal controlling module 310 on the bonnet 210, wherein signal controlling module 310 can comprise power module and image processing module, and power module can further include power source conversion mechanism, as alternating current being changed into direct current or direct current being changed into the power transfer module of alternating current.Illustrate, signal controlling module 310 can be image-processing circuit plate (video PCB), power supply circuit board (power PCB) and power converter combination of elements such as (inverter PCB), and power supply circuit board (power PCB) and power converter (inverter PCB) also can dispose on same circuit board, also have the advantage of saving the space.During signal controlling module 310 faults, can directly unload the wall built-up back of the body and cover 320, and increase the convenience that liquid crystal indicator 200 uses with repairing signal controlling module 310.In fact, liquid crystal indicator 200 comprises a foot rest 330 in addition, and its locking is covered 320 sides away from preceding frame 270 at the wall built-up back of the body.Certainly, when reality is used liquid crystal indicator 200, can select liquid crystal indicator 200 is hung on wall according to user's demand, or be assembled in ad-hoc location.In addition, in other embodiments, the wall built-up back of the body cover 320 and foot rest 330 also can be integrated design.
In the present embodiment, display panel 260 for example comprises a display panels 262 and a control circuit board 264.When assembling liquid crystal indicator 200, display panel 262 can be that control circuit board 264 then is bent to the outside of bonnet 210 between folder former frame 260 and the carrier 240 from an edge of display panel 262.That is to say that control circuit board 264 can be bent to bonnet 210 sides and lock thereon.Certainly, the design of control circuit board 264 only is usefulness for example at present embodiment, and in other embodiments, display panel 260 not necessarily has control circuit board 264.
In addition, liquid crystal indicator 200 can also comprise at least one shock absorbent member (not), and it is configured between display panel 260 and the preceding frame 270.That is to say that preceding frame 270 contact display panels 260 edges can dispose shock absorbent member (not) and damage display panel 260 to avoid the collision between display panel 260 and the preceding frame 270.In addition, the configuration of shock absorbent member (not) can make display panel 260 more firmly be seized on both sides by the arms between former frame 270 and the carrier 240 and between preceding frame 270 and the bonnet 210.For instance, shock absorbent member (not) can and can absorb the member of external force for high resiliences such as a sponge strip, a plastic strip or rubber strips.Certainly, a more configurable cover plate 280 avoids the surface of display panel 260 to be subjected to the pollution of exotics such as micronic dust or particle and to influence display quality with protection display panel 260 between former frame 270 and the display panel 260.
The liquid crystal indicator 200 of present embodiment for example is that the light source with the straight-down negative light inlet is an example.In fact, above-mentioned line source 230 for example is a plurality of cathode fluorescent tubes that are arranged in parallel with each other.Each line source 230 has relative high pressure end HV and low pressure end LV, and high pressure end HV herein and low pressure end LV are only in order to illustrate, not in order to limit the bias voltage mode of line source 230.In addition, 250 of blooming pieces for example are the combinations of a diffuser plate 252 and a plurality of diffusion sheet 254, and wherein blooming piece 250 is positioned at above-mentioned line source 230 and covers a side of 210 away from the back of the body.Blooming piece 250 for example also can be the diaphragm design of the bright dipping quality that helps to promote line source 230 such as prismatic lens or blast sheet.
In general, in the liquid crystal indicator 200, line source 230 must be arranged fifty-fifty so that uniform light to be provided.Simultaneously, blooming piece 250 must be configured on the certain location so that good display effect to be provided regularly with display panel 260.Therefore, traditional design must utilize before the extra display module Frame Design such as frame earlier display module to be assembled the assembling of carrying out apparatus system again, and the complexity that number of assembling steps is become.Yet present embodiment only utilizes the design of bonnet 210 just can make members such as line source 230, blooming piece 250, display panel 260 be installed on the desirable position.Therefore, the assemble method of the bonnet 210 designs the simplification significantly liquid crystal indicator 200 of present embodiment.
In detail, for the function that replaces traditional a plurality of frameworks and carry these line sources 230, blooming piece 250 and display panel 260, present embodiment for example proposes following structural design.Fig. 3 A and Fig. 3 B are depicted as the synoptic diagram of a side of bonnet of the liquid crystal indicator of Fig. 2.By Fig. 3 A～3B as can be known, bonnet 210 comprises a mainboard 212 and one first surrounding wall 214, and wherein mainboard 212 has one first relative side S1 and one second side S2.At this, first surrounding wall 214 is vertically protruded out by the first side S1 of mainboard 212.It should be noted that in 214 regions of first surrounding wall, mainboard 212 has a rectangular boss 216 and a plurality of lead holding part 218, wherein to lay respectively at rectangular boss 216 relative both sides with two lead holding parts 218 be example to present embodiment.In fact, the high pressure end HV and the LV position, low pressure end of the corresponding line source 230 of lead holding part 218 difference.
Please be simultaneously with reference to Fig. 2, Fig. 3 A and Fig. 3 B, furthermore, first surrounding wall 214 of bonnet 210 has two protrusion platform 222a, 222b corresponding to the high pressure end HV and the LV position, low pressure end of line source 230.That is to say that two protrude platform 222a, 222b lays respectively at two lead holding part 218 tops.Particularly, in the present embodiment, two protrusion platform 222a, plane, 222b place can be that the protrusion height of lucky and rectangular boss 216 mates mutually.That is to say that rectangular boss 216 and two is protruded platform 222a, 222b can provide a contour plane with lifting-line light source 230.
In other words, when line source 230 was configured on the bonnet 210, rectangular boss 216 and two was protruded platform 222a, 222b three lifting-line light source 230 jointly.Thus, line source 230 just is unlikely run-off the straight or unsteady situation, and can avoid line source 230 to rupture because of the bending of destroying or force to yield.In addition, present embodiment also protrudes carrier 240 configurations two on platform 222a, the 222b, and the LV of opposite end portion, the HV of line source 230 then protruded platform 222a, 222b and carrier 240 clampings by two.A plurality of lead holding parts 218 lay respectively at the relative both sides of rectangular boss 216 and corresponding to the high pressure end HV and the low pressure end LV of line source 230.At this moment, the lead that is connected on the high pressure end HV of line source 230 and the low pressure end LV then can be placed in the lead holding part 218.
Particularly, Figure 4 shows that the local enlarged diagram of the carrier of one embodiment of the invention.Please refer to Fig. 4, in fact, being designed to of carrier 240 has a plurality of opening M and one first stepped bearing structure L1.Particularly, carrier 240 be installed in Fig. 3 A and Fig. 3 B shown in rectangular boss 216 on the time, each opening M all then is positioned at the side of carrier 240 away from mainboard 212 towards mainboard 212, the first stepped bearing structure L1.In detail, first of each carrier 240 stepped bearing structure L1 can be subdivided into the first rank L11 and the relative second rank L12 away from mainboard 212.
Similarly, please refer to Fig. 3 A and Fig. 3 B, the bonnet 210 of present embodiment on the dual-side of its first surrounding wall 214 parallel direction D, also has the second stepped bearing structure L2 similar in appearance to the first stepped bearing structure L1.The structural design that cooperates the first stepped bearing structure L1, the second stepped bearing structure L2 can segment the first rank L21 and the second rank L22, and towards rectangular boss 216.Wherein, the height of the first rank L21 of the second stepped bearing structure L2 and the second rank L22 corresponds respectively to the first rank L11 of the first stepped bearing structure L and the height of the second rank L12.Thus, when carrier 240 was assembled to bonnet 210, the first rank L11, L21 and the second rank L12, L22 provided two parallel planes respectively.
Under such design, Fig. 2 shown in blooming piece 250 and display panel 260 when being assembled on bonnet 210 and the carrier 240, can be configured in respectively on the first rank L11, L21 and the second rank L12, the L22.That is display panel 260 is positioned at the side of blooming piece 250 away from mainboard 212.After liquid crystal indicator 200 assembling was finished, blooming piece 250 and display panel 260 can be fixed on respectively in the zone that stepped bearing structure L1, the L2 of first surrounding wall 214 and carrier 240 enclosed.So, blooming piece 250 and the display panel 260 unlikely generation slippage improperly or the phenomenons of dislocation.Only need in the present embodiment the preceding frame 270 and first surrounding wall 214 are locked together, then display panel 260 can be clamped in therebetween with blooming piece 250 with being stabilized.That is to say that the blooming piece 250 and the display panel 260 of present embodiment have very high stability and reliability.
Certainly, stepped bearing structure L1, the L2 of above-mentioned design only is for example usefulness, and non-limiting the present invention.In bonnet 210 designs of other embodiment, first surrounding wall, 214 inboards not necessarily need to have the second stepped bearing structure L2.That is to say that utilize each carrier 240 first stepped bearing structure L1 of coupling mutually, display panel 260 and blooming piece 250 can also stably be fixed in 214 regions of first surrounding wall.Except bearing optical diaphragm 250 and display panel 260, as shown in Figure 4, the spacing of the opening M of carrier 240 can be adjusted with different user demands.So, line source 230 can be fixed in the opening M of specific distance so that equally distributed light to be provided.
In addition, in Fig. 3 A and Fig. 3 B, in order to make line source 230 after liquid crystal indicator 212 assembling is finished, the sample attitude that each fluorescent tube still can remain parallel to each other, present embodiment has more designed a plurality of fluorescent tubes folder U.On the rectangular boss 216 of fluorescent tube folder U configuration bonnet 210, to seize each line source 230 on both sides by the arms.In other words, fluorescent tube folder U surrounds the U font, and line source 230 is to be arranged on fluorescent tube along the direction D dress shown in Fig. 3 A and Fig. 3 B institute to press from both sides among the U.Therefore, the design of present embodiment can make further that line source 230 is difficult for being subjected to displacement, and avoids the incorrect or uneven situation of bright dipping of line source 230 placement locations simultaneously.
Further, influence the display quality of liquid crystal indicator 200 for fear of blooming piece 250 because of destroying or force to yield of not expecting, the rectangular boss 216 of present embodiment more designs the support column P that a plurality of protrusions are arranged.Support column P is in order to support of optical diaphragm 250, to avoid blooming piece 250 because of destroying or force to yield that gravity or other external force effects suffer not expect, shown in Fig. 3 A and 3B.In addition, above-mentioned protrusion height in order to a plurality of fluorescent tubes folder U that seize line source 230 on both sides by the arms also can cooperate the height of support column P to design, so that keep suitable gap between blooming piece 250 and the line source 230.In the present embodiment, above-mentioned supporting construction (being support column P, fluorescent tube folder U) can be one-body molded with bonnet 210.Certainly, supporting construction also can be the extra jack (not) of making and optionally reserve support column P and fluorescent tube folder U on rectangular boss 210, whether uses support column P and fluorescent tube folder U with the decision of the demand on the foundation actual assembled.
Please continue simultaneously with reference to figure 2, Fig. 3 A and Fig. 3 B.In the present embodiment, before the above-mentioned line source 230 of assembling, can dispose a reflector plate 290 earlier on rectangular boss 216, to promote the utilization rate of line source 230 light.Particularly, reflector plate 290 must hide lead holding part 218 at least, avoiding being placed on the light of the transmission line scattered ray light source 230 in the lead holding part 218, and causes the phenomenon of display panel 260 brightness irregularities.
Fig. 5 A and Fig. 5 B are depicted as the synoptic diagram of opposite side of bonnet of the liquid crystal indicator of Fig. 2.In the present embodiment, the rectangular boss 216 of Fig. 3 A and Fig. 3 B constitutes a groove 220 at the second side S2 of mainboard 212, and it is shown in Fig. 5 A and Fig. 5 B, but said structure design is not used for limiting the present invention.
Please be simultaneously with reference to Fig. 2, Fig. 5 A and Fig. 5 B, in the liquid crystal indicator 200, signal controlling module 310 can comprise power module and image processing module, and power module more may further include power source conversion mechanism, as alternating current being changed into direct current or direct current being changed into the power transfer module of alternating current.Illustrate, signal controlling module 310 can be image-processing circuit plate (video PCB), power supply circuit board (power PCB) and power converter combination of elements such as (inverter PCB), and power supply circuit board (power PCB) and power converter (inverter PCB) also can dispose on same circuit board, also have the advantage of saving the space.At least formed by an image processing and signal control circuit plate PCB, a power converter INV and many barss transmission line (not).In fact, signal controlling module 310 is in order to the pixel image or the transmission of the signal of liquid crystal indicator 200 of control display panel 260.Image processing and signal control circuit plate PCB are arranged in the groove 220 of mainboard 212 second side S2, and lock on bonnet 210 by locking component 300.In addition, the signal transmssion line of signal controlling module 310 can be configured in the lead holding part 218, and is connected with signal control circuit plate PCB with image processing by a plurality of perforation H1 of rectangular boss 216 sides, so that the outward appearance of liquid crystal indicator 200 is more beautified.At this, the design of present embodiment can be saved use cost and the number of assembling steps that changes part at least.
In addition, please be simultaneously with reference to Fig. 2, Fig. 5 A and Fig. 5 B.For make heat that signal controlling module 310 produced effectively dissipation go out, the second side S2 of the mainboard 212 of bonnet 210 comprises that also one has second surrounding wall 224 of a plurality of louvre H2, it is around in the edge of the groove 220 of bonnet 210.Second surrounding wall 224 that is around in groove 220 edges is except the placement space that can increase signal controlling module 310, and a plurality of louvre H3 that the collocation wall built-up back of the body covers on 320 more can make the effective dissipation of heat of signal controlling module 310 generations go out.
Furthermore, in the present embodiment, but bonnet 210 is provided with groove 220 lifting-line light sources 230 that can ccontaining signal controlling module 310, the rectangular boss 216 and first surrounding wall 214 of display panel 260 simultaneously.So line source 230 does not need can directly be assembled on the bonnet 210 with traditional metal backing carrying.Simultaneously, line source 230, blooming piece 250 and display panel 260 do not need to seize on both sides by the arms jointly to constitute a display module 110 (as shown in Figure 1) independently with frame before traditional panel module 112 and panel module bonnet 114 yet.That is the design of present embodiment can be saved the use cost and the number of assembling steps of metal backing, panel module bonnet 114 and the preceding frame 112 of panel module.
According to above-mentioned, and by Fig. 2, Fig. 3 A, Fig. 3 B, Fig. 4, Fig. 5 A and Fig. 5 B as can be known, the assemble method of the liquid crystal indicator 200 of present embodiment is as follows: at first, provide bonnet 210.Then, locking signal controlling module 310 is in the groove 220 of bonnet 210.Along with, installing line source 230 is on the subregion of the rectangular boss 216 of bonnet 210 and first surrounding wall 214.Afterwards, utilize carrier 240 that line source 230 is seized on both sides by the arms between bonnet 210 and carrier 240.Then, install a plurality of blooming pieces 250 and display panel 260 on the subregion of the carrier 240 and first surrounding wall 214.In addition, the frame 270 and first surrounding wall 214 are seized display panel 260 jointly on both sides by the arms before utilizing, so that display panel 260 is between carrier 240 and preceding frame 270.
In other words, the assemble method of the liquid crystal indicator 200 of present embodiment is that signal controlling module 310, line source 230, carrier 240, blooming piece 250, display panel 260 and preceding frame 270 are assembled on the not homonymy of bonnet 210 in order.At least need the preceding frame of summation more than four and bonnet just can be assembled into liquid crystal indicator 100 with traditional liquid crystal indicator 100 and compare, the assemble method of present embodiment is comparatively simplified.What deserves to be mentioned is, the step of locking signal controlling module 310 can be before utilization frame 270 seize display panel 260 jointly on both sides by the arms with first surrounding wall 214 and carry out again afterwards.That is to say that the present invention can assemble the member of opposite side behind the member of having assembled bonnet 210 1 sides, and the member that does not limit which side wants earlier assembled.
Fig. 6 is the reflector plate of another embodiment of the present invention and the decomposition diagram of bonnet.Please refer to Fig. 6, in the present embodiment, the material of bonnet 210 for example is a reflectivity plastic material.Therefore, 216 of rectangular boss need two reflector plates 290 ' that hide lead holding part 218 of collocation, can reach the effect that reflector plate 290 is desired to reach among Fig. 2, and the use cost that can save reflector plate 290 '.It should be noted that the size of each reflector plate 290 ' only is a bit larger tham the floorage of each lead holding part 218.
Generally speaking, no matter liquid crystal indicator 200 uses above-mentioned any design, and suitable location structure can be provided for bonnet 210 and carrier 240 so that line source 230, blooming piece 250 and display panel 260 are configured on the correct position.So line source 230, blooming piece 250 and display panel 260 can not be subjected to displacement in the process of transporting or moving.In addition, the carrier 240 and first surrounding wall 214 also provide stepped bearing structure L1, L2, to avoid blooming piece 250 and display panel 260 contact improperly or the phenomenon of dislocation take place, and cause bad display effect.That is to say that liquid crystal indicator 200 also has good quality and display effect except the advantage that assemble method is simplified, use cost reduces.
In sum, traditional liquid crystal indicator must assemble display module in advance, again with display device before frame, signal controlling module, change component groups such as part and a plurality of display rear-covers and be fitted together.Therefore, the liquid crystal indicator in past needs preceding frame and the bonnet of summation more than four just can be assembled into liquid crystal indicator and can't simplify assembling flow path at least, also causes the increase of cost.Structural design and collocation that the present invention changes bonnet have the carrier of stepped bearing structure, have simplified the assemble method of liquid crystal indicator so that members such as signal controlling module, line source, blooming piece and display panel can directly be configured on the bonnet in order.Briefly, liquid crystal indicator of the present invention and assemble method thereof have the advantage that assembling flow path is simple and material cost reduces at least.
Though the present invention with embodiment openly as above; right its is not in order to qualification the present invention, any those of ordinary skills, without departing from the spirit and scope of the present invention; when doing a little change and retouching, so protection scope of the present invention is as the criterion when looking claims person of defining.
Claims (26)
1. liquid crystal indicator comprises:
One bonnet comprises a mainboard and one first surrounding wall, and this mainboard has one first relative side and one second side, and this first surrounding wall is vertically protruded out by this first side of this mainboard;
One signal controlling module is arranged on this second side of this mainboard;
At least one line source is arranged on this first side, those line sources parallel to each other in fact and respectively this line source have two relative ends;
A pair of carrier, be arranged on this first side, this to carrier toward each other, wherein respectively this carrier has a plurality of openings and one first stepped bearing structure, those openings are towards this mainboard those ends with ccontaining those line sources, and this first stepped bearing structure is positioned at the side of this carrier away from this mainboard;
A plurality of blooming pieces are configured on this subregion to those first stepped bearing structures of carrier and this first surrounding wall;
One display panel be configured on this subregion to those first stepped bearing structures of carrier and this first surrounding wall, and this display panel is positioned at the side of those blooming pieces away from this mainboard; And
Frame before one, locking seizes this display panel jointly on both sides by the arms on this bonnet and with this first surrounding wall and this is to carrier.
2. liquid crystal indicator according to claim 1, wherein this mainboard has a rectangular boss and a plurality of lead holding part, be arranged in this first surrounding wall institute region, and those lead holding parts are positioned at the relative both sides of this rectangular boss and corresponding to those ends of those line sources.
3. liquid crystal indicator according to claim 2 also comprises at least one reflector plate, is configured in and also hides those lead holding parts on this rectangular boss at least.
4. liquid crystal indicator according to claim 2, wherein this rectangular boss constitutes a groove in this second side of this mainboard, and this signal controlling module locking is in this groove.
5. liquid crystal indicator according to claim 1, wherein this first surrounding wall has two and protrudes platforms two protrude on platform so that this is configured in this to carrier, and those end clips of those line sources at this between carrier and this two protrusions platform.
6. liquid crystal indicator according to claim 1, wherein this first surrounding wall has a plurality of second stepped bearing structure of parallel those line sources, and this second stepped bearing structure and this first stepped bearing structure carry those blooming pieces and this display panel jointly.
7. liquid crystal indicator according to claim 6, wherein respectively this second stepped bearing structure has one first rank and one second rank, these first rank are placed on these first rank near this mainboard and those blooming pieces relatively, and this display panel is placed on these second rank.
8. liquid crystal indicator according to claim 1 also comprises a plurality of supporting constructions, is configured on this rectangular boss, to support those line sources and those blooming pieces.
9. liquid crystal indicator according to claim 8, wherein those supporting constructions and this bonnet are one-body molded.
10. liquid crystal indicator according to claim 1, wherein this display panel has a display panels and a control circuit board, and this control circuit board is folded into the outside of this first surrounding wall from an edge of this display panels, and is locked in admittedly on this first surrounding wall.
11. the assemble method of a liquid crystal indicator comprises:
One bonnet is provided, and this bonnet comprises a mainboard and one first surrounding wall, and this mainboard has one first relative side and one second side, and this first surrounding wall is vertically protruded out by this first side of this mainboard;
A plurality of line sources this first side at this mainboard is set, wherein those line sources parallel to each other in fact and respectively this line source have two relative ends;
Utilize a pair of carrier that those line sources are seized on both sides by the arms between this bonnet and this are to carrier, wherein this is to carrier toward each other, respectively this carrier has a plurality of openings and one first stepped bearing structure and those openings towards this mainboard those ends with ccontaining those line sources, and this first stepped bearing structure is positioned at the side of this carrier away from this mainboard;
Dispose a plurality of blooming pieces and a display panel on this subregion to those first stepped bearing structures of carrier and this first surrounding wall, wherein this display panel is positioned at the side of those blooming pieces away from this mainboard;
With frame locking before on this bonnet, and should before frame and this first surrounding wall seizes this display panel jointly on both sides by the arms and this is to carrier; And
With signal controlling module locking this second side at this mainboard.
12. the assemble method of liquid crystal indicator according to claim 11 wherein after locking a signal controlling module this second side at this mainboard admittedly, also utilizes wall built-up back of the body lid to hide this signal controlling module.
13. the assemble method of liquid crystal indicator according to claim 11, wherein respectively this first stepped bearing structure of this carrier has one first rank and one second rank, these first rank are relatively near this mainboard, and the method that disposes those blooming pieces and this display panel comprises those blooming pieces is placed on these first rank, and this display panel is placed on these second rank.
14. the assemble method of liquid crystal indicator according to claim 11, wherein this first surrounding wall has a plurality of second stepped bearing structure of parallel those line sources, respectively this second stepped bearing structure has one first rank and one second rank, these first rank are relatively near this mainboard, and the method that disposes those blooming pieces and this display panel comprises those blooming pieces is placed on these first rank, and this display panel is placed on these second rank.
15. a liquid crystal indicator comprises:
One bonnet, has male structure in a concave inward structure and, and this bonnet has one first relative side and one second side, wherein this concave inward structure is a boss, be positioned at this first side of this bonnet, and this boss has a plurality of supporting constructions, and should interior male structure be a groove, is positioned at this second side of this bonnet;
One signal controlling module is arranged on this groove;
At least one line source is arranged on this boss, and parallel to each other in fact and this at least one line source of this at least one line source has two relative ends, and wherein those supporting constructions of this boss are in order to support this at least one line source; And
Frame before one, locking is seized display panel on both sides by the arms jointly on this bonnet and with this bonnet.
16. liquid crystal indicator according to claim 15, wherein this bonnet also has one first surrounding wall, this first surrounding wall is around this boss, and forming a plurality of lead holding parts, and those lead holding parts are positioned at the relative both sides of this boss and corresponding to those ends of this at least one line source.
17. liquid crystal indicator according to claim 15, also comprise a pair of carrier, be arranged on this first side, this to carrier toward each other, wherein respectively this carrier has a plurality of openings and one first stepped bearing structure, those openings are towards this bonnet those ends with ccontaining this at least one line source, and this first stepped bearing structure is positioned at the side of this carrier away from this bonnet, wherein respectively this first stepped bearing structure of this carrier has one first rank and one second rank, these first rank are placed on these first rank near this bonnet and those blooming pieces relatively, and this display panel is placed on these second rank.
18. liquid crystal indicator according to claim 15, wherein those supporting constructions and this boss are one-body molded.
19. liquid crystal indicator according to claim 16 also comprises at least one reflector plate, is configured in and also hides those lead holding parts on this boss at least.
20. liquid crystal indicator according to claim 16 also comprises one second surrounding wall, is around in the edge of this groove.
21. liquid crystal indicator according to claim 20, wherein this second surrounding wall has a plurality of louvres.
22. liquid crystal indicator according to claim 16, also comprise a pair of carrier, be arranged on this first side, this to carrier toward each other, wherein respectively this carrier has a plurality of openings and one first stepped bearing structure, those openings are towards this bonnet those ends with ccontaining this at least one line source, and this first stepped bearing structure is positioned at the side of this carrier away from this bonnet.
23. liquid crystal indicator according to claim 22, wherein this first surrounding wall has two protrusion platforms, two protrude on platform so that this is configured in this to carrier, and those end clips of this at least one line source are between this is to carrier and this two protrusions platform.
24. liquid crystal indicator according to claim 22, wherein this first surrounding wall has a plurality of second stepped bearing structure of parallel those line sources, and this second stepped bearing structure and the common bearing optical diaphragm of this first stepped bearing structure and this display panel.
25. liquid crystal indicator according to claim 24, wherein respectively this second stepped bearing structure has one first rank and one second rank, these first rank are placed on these first rank near this bonnet and blooming piece relatively, and this display panel is placed on these second rank.
26. liquid crystal indicator according to claim 22, wherein this display panel has a display panels and a control circuit board, and this control circuit board is folded into the outside of this first surrounding wall from an edge of this display panels, and is locked in admittedly on this first surrounding wall.
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| Application Number | Priority Date | Filing Date | Title |
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| CN200910174949.2A CN102053394B (en) | 2009-11-03 | 2009-11-03 | Liquid crystal display device and assembly method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN200910174949.2A CN102053394B (en) | 2009-11-03 | 2009-11-03 | Liquid crystal display device and assembly method thereof |
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| CN102053394B (en) | 2015-06-17 |
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Address after: Hsinchu Science Park, Taiwan, China Applicant after: Innolux Display Group Address before: Tainan County, Taiwan, China Applicant before: Chimei Optoelectronics Co., Ltd. |
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