CN207067582U - Liquid crystal display - Google Patents

Abstract

The utility model discloses a kind of liquid crystal display, including：Housing, the housing include backboard, and the opposite sides side of the backboard is respectively provided with the chute extended along respective side, and the notch of two chutes is oppositely arranged；And display module, the display module include carriage and display screen and optical diaphragm group on the carriage；The opposite sides moulding of the carriage is slidably installed to two chutes respectively, so that the display module is installed on the housing.The technical solution of the utility model can improve the efficiency of assembling of liquid crystal display.

Description

Liquid crystal display

Technical field

Field of display devices is the utility model is related to, more particularly to a kind of liquid crystal display.

Background technology

At present, common liquid crystal display (such as liquid crystal display, liquid crystal TV set, mobile phone, tablet personal computer on the market Deng) housing, reflector plate, light guide plate, other blooming pieces and display screen are generally included, wherein, housing includes backboard, glue frame and preceding Frame.During such liquid crystal display is assembled, usually assembled successively piece by piece according to lower component order, backboard → anti- Piece → light guide plate → glue frame → other blooming piece → display screen → front frames are penetrated, in this way, due to more than part and scattered, cause to assemble Process is complicated, and efficiency of assembling is relatively low.

Utility model content

Main purpose of the present utility model is to propose a kind of liquid crystal display, it is intended to improves the assembling of liquid crystal display Efficiency.

To achieve the above object, the utility model proposes liquid crystal display include：

Housing, the housing include backboard, and the opposite sides side of the backboard is respectively provided with the chute extended along respective side, And two the notch of the chute be oppositely arranged；And

Display module, the display module include carriage and display screen and optical film on the carriage Piece group；

The opposite sides moulding of the carriage is slidably installed to two chutes respectively, so that the display module is pacified Loaded on the housing.

Preferably, the housing also includes the biside plate for being divided into the backboard opposite sides side, curved per side plate Set, so that the medial surface of two side plates forms two chutes of arc.

Preferably, the housing also includes being divided into the biside plate on the backboard opposite sides side and connects both sides respectively Two limiting sections of plate, the limiting section is relative with the backboard, and the backboard, two side plates and two limiting sections limit jointly Make the chute of relative two.

Preferably, the limiting section is arranged to an overall plate-like piece extended along respective side；Or the limiting section bag Include the multiple plate-like pieces for being interrupted setting on the bearing of trend of respective side.

Preferably, the side frame bar includes substrate and is located at the dividing plate of the substrate medial surface, the display screen and described Optical diaphragm group is divided into the opposite sides of the dividing plate.

Preferably, the side frame bar also includes the limiting plate for being arranged on the medial surface of the substrate, the limiting plate and institute State dividing plate separately to set, the side of the display screen is between the dividing plate and the limiting plate.

Preferably, the display screen and the optical diaphragm group are both secured to the dividing plate.

Preferably, the carriage also includes top frame bar, the tops of two side frame bars respectively with the top frame bar Mutually splice at both ends.

Preferably, the housing also includes the top plate located at the backboard top margin, and the base of the backboard is vacant, with The installing port that installation is slipped into for the display module is formed between the lower end of two chutes；

The display module slips into the housing from the installing port, is supported to the top of the display module and terminates in the top Plate.

Preferably, the top plate is integrally formed with the backboard；Or the top plate is to be fixedly connected on the backboard top The separate piece on side.

Preferably, the housing also includes the top limiting plate for being connected to the top plate, the top limiting plate and the backboard Relatively, the backboard, the top plate and the top limiting plate limit out along the spacing of the length direction extension of the top plate jointly The bottom land for terminating in the stopper slot is supported at groove, the top of the display module.

Preferably, the base of the backboard and top margin are vacant, between the lower end of two chutes formed installing port, And form decoration port between the upper end of two chutes；The display module slips into institute from the installing port or the decoration port State housing.

Preferably, the liquid crystal display also includes the top decoration for closing the decoration port.

Preferably, the optical diaphragm group includes light guide plate, and the bottom of the carriage is vacant；The liquid crystal display Also include the closing component for closing the installing port, and backlight is provided between the base of the closing component and the light guide plate Bar.

Preferably, the closing component includes lamp bar radiating piece, and the lamp bar radiating piece is included for the backlight lamp bar The back side be sticked installation the first heat sink and be connected to the second heat sink of the lateral margin of the first heat sink one, described second dissipates Hot plate is bonded the back side for being fixedly arranged on the backboard.

Preferably, the closing component also includes lower decoration moulding, and the lower decoration moulding includes decorative bottom plate and set up separately In the decoration front side board and decoration back side panel of the decorative bottom plate opposite sides, the decorative bottom plate and the display screen base it Between be provided with the screen support bar that is arranged side by side with the backlight lamp bar, the decoration back side panel fitting is fixedly arranged on second heat sink Lateral surface, it is described decoration front side board at least coat to the base of the display screen.

, can be first by display screen and blooming piece when assembling the liquid crystal display in the technical solution of the utility model Group is arranged on carriage, integrally passes through carriage in the overall display module of module, then by the display module to obtain one Opposite sides moulding be slidably installed respectively to two chutes, you can display module is attached on housing, in this way, on the one hand real The modularization installation of the liquid crystal display is showed, has reduced the scattered property of part of the liquid crystal display, simplify and assembled Journey, improve efficiency of assembling；On the other hand the rigging screw that can be saved between housing and display module, not only saves cost, The tailored appearance of housing is also improved, and is set by reducing the installing space needed for rigging screw come the liquid crystal display Standby is thinner, realizes the effect of narrow frame.Also, in the utility model, worker when assembling display module, without with Housing is carried out, and the assembly manipulation of worker is more convenient.

Brief description of the drawings

, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only It is some embodiments of the utility model, for those of ordinary skill in the art, is not paying the premise of creative work Under, other accompanying drawings can also be obtained according to the structure shown in these accompanying drawings.

Fig. 1 is the embodiment of the utility model liquid crystal display one in the configuration schematic diagram at back side visual angle；

Fig. 2 is between the display module and housing of liquid crystal display in Fig. 1 in the slidable fit figure at back side visual angle；

Fig. 3 is the partial enlarged drawing at A in Fig. 1；

Fig. 4 is between the display module and housing of liquid crystal display in Fig. 1 in the slidable fit figure at positive visual angle；

Fig. 5 is the partial enlarged drawing at B in Fig. 4；

Fig. 6 is the configuration schematic diagram of the display module of liquid crystal display in Fig. 1；

Fig. 7 is display module and the horizontal cross-section structural representation of housing after mounting in Fig. 2.

Drawing reference numeral explanation：

Label	Title	Label	Title
				1	Housing	10	Chute
11	Backboard	12	Side plate
				13	Limiting section	2	Display module
21	Carriage	211	Side frame bar
				212	Top frame bar	211a	Substrate
211b	Dividing plate	211c	Limiting plate
				22	Display screen	23	Optical diaphragm group
231	Light guide plate	232	Reflector plate
				233	DOP diaphragms	3	Closing component
31	Lamp bar radiating piece	311	First heat sink
				312	Second heat sink	32	Lower decoration moulding
321	Decorative bottom plate	322	Decorate front side board
				323	Decorate back side panel	4	Backlight lamp bar
5	Shield support bar

Realization, functional characteristics and the advantage of the utility model purpose will be described further referring to the drawings in conjunction with the embodiments.

Embodiment

Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out Clearly and completely describing, it is clear that described embodiment is only part of the embodiment of the present utility model, rather than all Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making creative work premise Lower obtained every other embodiment, belong to the scope of the utility model protection.

If it is to be appreciated that related in the utility model embodiment directionality instruction (such as upper and lower, left and right, it is preceding, Afterwards ...), then directionality instruction be only used for explain it is relative between each part under a certain particular pose (as shown in drawings) Position relationship, motion conditions etc., if the particular pose changes, directionality instruction also correspondingly changes therewith.

If, should " first ", " the in addition, relate to the description of " first ", " second " etc. in the utility model embodiment Two " etc. description is only used for describing purpose, and it is not intended that instruction or implying its relative importance or implicit indicating meaning The quantity of the technical characteristic shown.Thus, " first " is defined, the feature of " second " can express or implicitly include at least one Individual this feature.In addition, the technical scheme between each embodiment can be combined with each other, but must be with ordinary skill Personnel can be implemented as basis, and this technical side is will be understood that when the combination appearance of technical scheme is conflicting or can not realize The combination of case is not present, also not within the protection domain of the requires of the utility model.

The utility model proposes a kind of liquid crystal display.

Reference picture 1, Fig. 2, Fig. 4, Fig. 5 and Fig. 7, in the embodiment of the utility model one, the liquid crystal display includes：

Housing 1, the housing 1 include backboard 11, and the opposite sides side of the backboard 11 is respectively provided with the cunning extended along respective side Groove 10, and the notch of two chute 10 is oppositely arranged；And

Display module 2, the display module 2 include carriage 21 and display screen 22 and optics on carriage 21 Diaphragm group 23.

Without loss of generality, in the present embodiment, 23 groups of blooming piece includes reflector plate 232, light guide plate 231 and other optical films Piece (such as DOP diaphragms 233)；The then generally use LCD screen of display screen 22.

In the present embodiment, housing 1 also includes being divided into the biside plate 12 on the opposite sides side of backboard 11 and connects both sides respectively Two limiting sections 13 of plate 12, wherein, limiting section 13 is relative with backboard 11, and backboard 11, the limiting section 13 of biside plate 12 and two limit jointly Make the chute 10 of relative two.Wherein, backboard 11, the limiting section 13 of biside plate 12 and two are preferably integrally formed, with profit In the batch production of housing 1.In addition, in the present embodiment, limiting section 13 is arranged to an overall plate-like piece extended along respective side, It is appreciated that limiting section 13 is located at the front side of display screen 22, it is appearance member to a certain extent, using setting for overall plate-like piece Put, it is ensured that the outward appearance of the liquid crystal display is good；Certainly, in other embodiment, limiting section 13 also is included in correspondingly It is interrupted multiple plate-like pieces of setting on the bearing of trend of side, in this way, can also realize its position-limiting action.

Right the design not limited to this, in other embodiment, housing 1 can not also set limiting section 13 on side plate 12, and Side plate 12 is arranged to arc, specifically, per side plate 12 perpendicular to the cross section of respective side bearing of trend, in supporting or opposing The arc protruded from the direction of another side plate 12 is set, to form two chutes 10 of arc in the medial surface of biside plate 12, Correspondingly, the lateral surface of the side frame bar 211 of carriage 21 is adapted with the chute 10 of arc.

, can be first by display screen 22 and optical film when assembling the liquid crystal display in the technical solution of the utility model Piece group 23 is arranged on carriage 21, is integrally led in the overall display module 2 of module, then by the display module 2 with obtaining one The opposite sides moulding 211 for crossing carriage 21 is slidably installed to two chutes 10 respectively, you can display module 2 is attached to housing On 1, in this way, on the one hand realizing the modularization installation of the liquid crystal display, the part zero of the liquid crystal display is reduced Property is dissipated, assembling process is simplified, improves efficiency of assembling；On the other hand the assembling spiral shell that can be saved between housing 1 and display module 2 Nail, not only saves cost, also improves the tailored appearance of housing 1, and by reducing the installation sky needed for rigging screw Between cause the thinner of the liquid crystal display, realize the effect of narrow frame.Also, in the utility model, worker is filling During with display module 2, without being carried out with housing 1, the assembly manipulation of worker is more convenient.

It should be noted that in the technical solution of the utility model, can be adapted between carriage 21 and chute 10 Slip between slidable fit, i.e. carriage 21 and chute 10 is without gap；Can also be the slidable fit in gap, i.e., Slip between carriage 21 and chute 10 can have gap.

Preferably, at least one of inner groove surface of the outer surface of the side frame bar 211 of carriage 21 and chute 10 is arranged to light Sliding surface, to improve therebetween with respect to the smoothness slided, so as to further improve the efficiency of assembling of the liquid crystal display.

Further, for carriage 21, its side frame bar 211 includes substrate 211a and is located at substrate 211a medial surfaces Dividing plate 211b.Wherein, chute 10 is located at substrate 211a lateral surface, and display screen 22 and optical diaphragm group 23 are divided into dividing plate 211b Opposite sides.It is appreciated that dividing plate 211b setting can be the dress of display screen 22 and optical diaphragm group 23 on carriage 21 Depend on and support with offer.Specifically, reference picture 6, when assembling display module 2, display screen 22 is first arranged on dividing plate 211b Side, and one carriage-display screen component is formed, then overturn the carriage-display screen component by fixture, successively by it His blooming piece (such as DOP diaphragms 233), light guide plate 231 and reflector plate 232, with vertical or closely perpendicular to dividing plate 211b side To installed in dividing plate 211b opposite side, so as to complete the modular assembly of display module 2, to treat that final assembly uses.This reality Apply in example, display screen 22 and optical diaphragm group 23 are preferably fixed to dividing plate 211b, and specifically, display screen 22 can be bonded and fixed to Dividing plate 211b, and material can be sticky glue or double faced adhesive tape used by bonding, the utility model is not limited this System.

In the present embodiment, it is preferable that the side frame bar 211 of carriage 21 also includes the limit for being arranged on substrate 211a medial surface Position plate 211c, limiting plate 211c are separately set with dividing plate 211b, and the side of display screen 22 is located at dividing plate 211b and limiting plate Between 211c；It is appreciated that display screen 22 is generally heavier, it is only bonding with dividing plate 211b by it, it is difficult to ensure display screen 22 It can be firmly secured on carriage 21, therefore, display screen 22 can be limited to away from dividing plate 211b by setting up the limiting plate 211c The direction of plate face, depart from carriage 21.Preferably, substrate 211a, dividing plate 211b and limiting plate 211c are integrally formed setting, In order to produce in batches, it can be that extrusion molding is integrally formed or injection moulding integrated molding etc..

In the present embodiment, further, housing 1 also includes the top plate located at the top margin of backboard 11, and the base of backboard 11 It is vacant, to form the installing port that installation is slipped into for display module 2 between the lower end of two chutes 10.The self installation mouth of display module 2 Housing 1 is slipped into, is supported to the top of display module 2 and terminates in top plate.In the present embodiment, top plate is preferably integrally formed with backboard 11, with Beneficial to the batch production of housing 1；Certainly, in other embodiment, top plate is alternatively the independence for being fixedly connected on the top margin of backboard 11 Part.Without loss of generality, on housing 1, normally, the top of the both ends of top plate respectively with biside plate 12 is connected.It is appreciated that this In embodiment, the whole slide assembly direction of display module 2 is the direction from the base of backboard 11 towards top margin, and top plate is set Put, display module 2 can be avoided in whole slide assembling process, the phenomenon for skidding off the top margin of backboard 11 occur.Right the design is unlimited In this, in other embodiment, the installing port of housing 1 also may be formed at the top of housing 1, and cause the entirety of display module 2 Slidable fit direction is the direction from the top margin of backboard 11 towards base；Such as, but not limited to, the base of backboard 11 and top margin are equal It is vacant, to form installing port between the lower end of two chutes 10 and form decoration port between the upper end of two chutes 10, now, Display module 2 can any one of self installation mouth and decoration port slip into housing 1.

In the present embodiment, housing 1 preferably also includes the top limiting plate for being connected to top plate, the top limiting plate and the phase of backboard 11 It is right, to limit out the stopper slot along the length direction extension of top plate, display module 2 jointly by backboard 11, top plate and top limiting plate Top support and terminate in the bottom land of stopper slot, in this way, on the one hand by pushing up limiting plate increase can be aided in prevent that display module 2 is de- The restraint of shrinking away from theshell body 1, it on the other hand can keep the top of the front side of housing 1 and the appearance consistency of both sides.Similarly, push up Limiting plate with top plate it is also preferred that be integrally formed.

Reference picture 6, in the present embodiment, normally, carriage 21 also includes top frame bar 212, the both ends of the top frame bar 212 The top with both sides moulding 211 is connected respectively.It is appreciated that display screen 22 and the edge of optical diaphragm group 23 are easy to clashing and breaking, The setting of top frame bar 212 can be display screen 22 and optical diaphragm group 23 with preferably edge-protected.And the bottom of carriage 21 is empty Put, to cause backlight light to enter from the base of the light guide plate 231 of optical diaphragm group 23.In the present embodiment, it is preferable that top frame The shape of cross section of bar 212 is consistent with the shape of cross section of side frame bar 211, in this way, when using the integrally formed mode of extrusion molding come When preparing top frame bar 212 and side frame bar 211, top frame bar 212 and side frame bar 211 can use same extruded mould, reduce mould and take With reduction manufacturing cost.

In the present embodiment, further, both ends of the top of two side frame bars 211 respectively with top frame bar 212 are mutually spliced And carriage 21 is formed, in this way, the assembling between display screen 22 and carriage 21 can be easy to；Specifically, assembling when, can first by Top frame bar 212 and both sides moulding 211 are dispersedly placed by splicing orientation, then display screen 22 is lain in three mouldings Between, then promote three mouldings each to be moved towards the corresponding edge of display screen 22 respectively, to the corresponding edge position of display screen 22 Between the dividing plate and limiting plate of corresponding moulding, now, the splicing of top frame bar 212 and both sides moulding 211 is also completed, that is, is completed Assembling between display screen 22 and carriage 21, actually facilitates.

Reference picture 1 and Fig. 3, further, liquid crystal display also include the closing component 3 for closing the installing port, with Display module 2 is limited in housing 1.In the present embodiment, backlight lamp bar is provided between the base of closing component 3 and light guide plate 231 4, certainly, backlight lamp bar 4 is just facing to the base of light guide plate 231, so that its backlight light sent enters light guide plate 231； The back side of backlight lamp bar 4 then fits in closing component 3, to be radiated by closing component 3.It should be noted that in backboard It is outer to avoid the Self-decorating mouth of display module 2 from being revealed in 11 base and the vacant technical scheme of top margin, and influence liquid crystal Show the outward appearance of equipment, it is preferable that liquid crystal display also includes the top decoration for closing the decoration port, and the top decoration can be with It is decorating film part or top decoration moulding, as long as the closing of decoration port can be realized.

It should be noted that the design not limited to this, carriage 21 in other embodiment, also can be arranged to include bottom Moulding, and the form that top is vacant, now, closing component 3 are spacing by the underframe bar of carriage 21 abut；Backlight Bar 4 then may be provided at the medial surface of the top plate of housing 1, so that the top margin of its backlight light from the light guide plate 231 that are sent is incident, can To understand, in this case, the top of housing 1 need to be extended to for the current supply line that backlight lamp bar 4 is powered.

In the present embodiment, further, closing component 3 includes lamp bar radiating piece 31, and the lamp bar radiating piece 31 includes supplying The back side of backlight lamp bar 4 be sticked installation the first heat sink 311 and be connected to the lateral margin of the first heat sink 311 1 second radiating Plate 312, second heat sink 312 is bonded the back side for being fixedly arranged on backboard 11, in this way, backlight lamp bar 4 can not only be radiated by lamp bar Part 31 is radiated, and can also be radiated by indirect backboard 11, so as to obtain higher radiating efficiency.

Further, closing component 3 also include it is lower decoration moulding 32, this it is lower decoration moulding 32 include decorative bottom plate 321 and The decoration front side board 322 and decoration back side panel 323 of the opposite sides of decorative bottom plate 321 are divided into, wherein, decoration back side panel 323 pastes The lateral surface for being fixedly arranged on the second heat sink 312 is closed, to be indirectly secured to backboard 11；Decoration front side board 322 is at least coated to display The base of screen 22, it is outer to avoid the part between the base of display screen 22 and decorative bottom plate 321 from being revealed in.In the present embodiment, due to Display screen 22 is heavier, to avoid display screen 22 from gliding under gravity, between decorative bottom plate 321 and the base of display screen 22 Have additional the screen support bar 5 being arranged side by side with backlight lamp bar 4.

In the utility model, for ease of the detachable maintaining of display module 2, closing component 3 preferably detachably connects with housing 1 Connect, and can be, but not limited to by the way of screw locks or snaps connection connect.In the present embodiment, specifically, second dissipates It is to be detachably connected between hot plate 312 and backboard 11 and between the decoration heat sink 312 of back side panel 323 and second.

Preferred embodiment of the present utility model is the foregoing is only, not thereby limits the scope of the claims of the present utility model, Every equivalent structure change under inventive concept of the present utility model, made using the utility model specification and accompanying drawing content Change, or directly/be used in other related technical areas indirectly and be included in scope of patent protection of the present utility model.

Claims (16)

1. A kind of 1. liquid crystal display, it is characterised in that including：

   Housing, the housing include backboard, and the opposite sides side of the backboard is respectively provided with the chute extended along respective side, and two The notch of the chute is oppositely arranged；And

   Display module, the display module include carriage and display screen and optical diaphragm group on the carriage；

   The opposite sides moulding of the carriage is slidably installed to two chutes respectively, so that the display module is installed on The housing.
2. 2. liquid crystal display as claimed in claim 1, it is characterised in that the housing also includes being divided into the backboard phase To the biside plate of two sides, per the curved setting of side plate, so that the medial surface of two side plates forms two cunnings of arc Groove.
3. 3. liquid crystal display as claimed in claim 1, it is characterised in that the housing also includes being divided into the backboard phase Biside plate to two sides and two limiting sections for connecting biside plate respectively, the limiting section is relative with the backboard, the back of the body Plate, two side plates and two limiting sections limit out the chute of relative two jointly.
4. 4. liquid crystal display as claimed in claim 3, it is characterised in that the limiting section is arranged to one and prolonged along respective side The overall plate-like piece stretched；Or the limiting section is included in the multiple plate-like pieces for being interrupted setting on the bearing of trend of respective side.
5. 5. liquid crystal display as claimed in claim 1, it is characterised in that the side frame bar includes substrate and is located at described The dividing plate of substrate medial surface, the display screen and the optical diaphragm group are divided into the opposite sides of the dividing plate.
6. 6. liquid crystal display as claimed in claim 5, it is characterised in that the side frame bar also includes being arranged on the substrate Medial surface limiting plate, the limiting plate separately sets with the dividing plate, and the side of the display screen is located at the dividing plate Between the limiting plate.
7. 7. liquid crystal display as claimed in claim 5, it is characterised in that the display screen and the optical diaphragm group are solid Due to the dividing plate.
8. 8. liquid crystal display as claimed in claim 1, it is characterised in that the carriage also includes top frame bar, two institutes Both ends of the top of side frame bar respectively with the top frame bar are stated mutually to splice.
9. 9. liquid crystal display as claimed in claim 1, it is characterised in that the housing also includes being located at the backboard top margin Top plate, and the base of the backboard is vacant, and peace is slipped into for the display module to be formed between the lower end of two chutes The installing port of dress；

   The display module slips into the housing from the installing port, is supported to the top of the display module and terminates in the top plate.
10. 10. liquid crystal display as claimed in claim 9, it is characterised in that the top plate is integrally formed with the backboard；Or Person, the top plate are the separate piece for being fixedly connected on the backboard top margin.
11. 11. liquid crystal display as claimed in claim 9, it is characterised in that the housing also includes being connected to the top plate Top limiting plate, it is described top limiting plate it is relative with the backboard, the backboard, the top plate and it is described push up limiting plate limit jointly Go out the stopper slot along the length direction extension of the top plate, the bottom land for terminating in the stopper slot is supported at the top of the display module.
12. 12. liquid crystal display as claimed in claim 1, it is characterised in that the base of the backboard and top margin are vacant, with Installing port is formed between the lower end of two chutes and forms decoration port between the upper end of two chutes；The display Module slips into the housing from the installing port or the decoration port.
13. 13. liquid crystal display as claimed in claim 12, it is characterised in that the liquid crystal display also includes closing institute State the top decoration of decoration port.
14. 14. the liquid crystal display as described in any one of claim 9 to 13, it is characterised in that the optical diaphragm group includes Light guide plate, the bottom of the carriage are vacant；The liquid crystal display also includes the closing component for closing the installing port, and Backlight lamp bar is provided between the base of the closing component and the light guide plate.
15. 15. liquid crystal display as claimed in claim 14, it is characterised in that the closing component includes lamp bar radiating piece, The lamp bar radiating piece include for the backlight lamp bar the back side be sticked installation the first heat sink and be connected to described first dissipate Second heat sink of the lateral margin of hot plate one, the second heat sink fitting are fixedly arranged on the back side of the backboard.
16. 16. liquid crystal display as claimed in claim 15, it is characterised in that the closing component also includes lower escutcheon Bar, the lower decoration moulding include decorative bottom plate and are divided into the decoration front side board and decoration of the decorative bottom plate opposite sides Back side panel, the screen support bar being arranged side by side with the backlight lamp bar is provided between the decorative bottom plate and the display screen base, The decoration back side panel fitting is fixedly arranged on the lateral surface of second heat sink, and the decoration front side board is at least coated to described aobvious The base of display screen.