CN101672992A - Display device - Google Patents

Abstract

The invention provides a display device which comprises a first frame body, a second frame body and a retaining ring; the first frame body is provided with a fixing part, wherein the fixing part comprises a first part, a second part and a connecting part; the first part is positioned at one end of the fixing part and connected with the first frame body; the second part is positioned at the other end of the fixing part; the connecting part is positioned at the middle part of the fixing part and used for connecting the first part and the second part, and the diameter of the connecting part is smaller than that of the second part; the second frame body is provided with a first through hole, and the first through hole is arranged corresponding to the fixing part and used for causing the secondpart and the connecting part to penetrate the through hole; the retaining ring corresponding to the fixing part is arranged at the outer side of the second frame body and is provided with an opening,the connecting part is clipped in the retaining ring from the opening after penetrating the first through hole, and the first frame body and the second frame body are fixed by using the fixing part and the retaining ring; therefore, the assembly difficulty of the display device is reduced, and the assembly efficiency is improved.

Description

Display device

Technical field

The present invention is about a kind of display device, particularly relevant for a kind of display device that is applied to field of liquid crystal display.

Background technology

Low-work voltage, low-power consumption, volume are frivolous because lcd technology has, the driving that is suitable for large-scale integrated circuit, be easy to realize characteristics such as big picture shows, panchromatic display performance is good, have been acknowledged as the critical electronic equipment of multimedia era.At present, lcd technology more and more is applied to fields such as mobile computer, LCD monitor, LCD TV.See also Figure 1A and Figure 1B, Figure 1A is depicted as the synoptic diagram of liquid crystal indicator of the prior art, and Figure 1B is depicted as the partial structurtes enlarged diagram of the liquid crystal indicator among Figure 1A.Basically,liquid crystal indicator 1 includes display panels (LCD Panel) (not shown) and module backlight, and module backlight provides light source for display panel.Module backlight comprises members such as blooming piece,glue frame 2, light tube group (comprising lampshade 3) andbackboard 4, especially for LCD monitor and LCD TV, can have more thebackboard 4 of a slice iron or aluminum compared to mobile computer, to support total.In the prior art,glue frame 2,lampshade 3 must see through the mode that screw locks withbackboard 4, with the optical element in the fixing module backlight.For example, hasfirst shrinkage pool 5 on theglue frame 2, has second throughhole 6 on the lampshade, has third through-hole 7 on the backboard, whereinfirst shrinkage pool 5, second throughhole 6 and third through-hole 7 are positioned on the same axis, and then utilizescrew 8 to pass third through-hole 7, second throughhole 6 andfirst shrinkage pool 5 according to this, thereby glueframe 2,lampshade 3 andbackboard 4 are locked the assembling of together finishing liquid crystal indicator 1.But the structural design ofliquid crystal indicator 1 has the direction of past light and thin type to develop at present, and in actual production process, screw locking operation is easy to take place the screw bad situation of locking and badly influences finished product yield and speed of production.And utilize the assembly and disassembly of liquid crystal indicator of screw locking all very loaded down with trivial details, waste man-hour.

Therefore, the fixed sturcture of glue frame, lampshade and the backboard of liquid crystal indicator whether is convenient to assembly and disassembly and whether fixed effect is good, has become one of problem that needs to be resolved hurrily.

Summary of the invention

In view of this, the object of the present invention is to provide a kind of display device, this display device has the package assembly of simplification, and good fixed effect can be provided, and reduces the assembling difficulty, improves packaging efficiency and product yield.

For reaching above-mentioned purpose, the invention provides a kind of display device, this display device comprises first framework, second framework and snap ring.This first framework has fixture, and this fixture comprises first, second portion and connecting portion, and first is positioned at an end of this fixture, and connects this first framework; Second portion is positioned at the other end of this fixture; Connecting portion be used for connecting this first and this second portion, and the diameter of this connecting portion is less than the diameter of this second portion in the middle part of this fixture.This second framework has first through hole, to should the fixture setting, with so that this second portion and this connecting portion pass this first through hole.Snap ring, to should fixture being arranged at this second framework outside, and this snap ring has opening, and this connecting portion passes behind this first through hole in this opening snaps in this snap ring, utilizes this fixture and this snap ring to fix this first framework and this second framework.

As optional technical scheme, the internal diameter of this snap ring is less than the diameter of this second portion, and the external diameter of this snap ring is greater than the diameter of this first through hole.

As optional technical scheme, the width of this opening of this snap ring is smaller or equal to the diameter of this connecting portion.

As optional technical scheme, the aperture of this first through hole is more than or equal to the diameter of this first and the diameter of this second portion.

As optional technical scheme, this first framework is the glue frame, and this second framework is a backboard.

As optional technical scheme, this fixture and this first framework are one-body molded.

As optional technical scheme, this snap ring adopts elastic material to make.

As optional technical scheme, this module backlight also comprises the 3rd framework, be arranged between this first framework and this second framework, the 3rd framework has second through hole, this second through hole and this first through hole are positioned on the same axis, with so that this second portion and this connecting portion pass this second through hole.

As optional technical scheme, the aperture of this second through hole is more than or equal to the diameter of this first and the diameter of this second portion.

As optional technical scheme, the 3rd framework is a lampshade.

Can be about the advantages and spirit of the present invention by following detailed Description Of The Invention and appended graphic being further understood.

Description of drawings

Figure 1A is depicted as the synoptic diagram of liquid crystal indicator of the prior art;

Figure 1B is depicted as the partial structurtes enlarged diagram of the liquid crystal indicator among Figure 1A;

Figure 2 shows that partial structurtes enlarged diagram according to first embodiment of display device of the present invention;

Fig. 3 A is depicted as the structural representation according to fixture of the present invention;

Fig. 3 B is depicted as the structural representation according to snap ring of the present invention;

Figure 4 shows that partial structurtes enlarged diagram according to second embodiment of display device of the present invention;

Figure 5 shows that the synoptic diagram after the display device assembling among Fig. 4.

Embodiment

See also Fig. 2, Fig. 2 is the partial structurtes enlarged diagram according to first embodiment of display device of the presentinvention.Display device 10 of the present invention for example is a liquid crystal indicator, anddisplay device 10 can comprisefirst framework 12,second framework 14 andsnap ring 18 in first embodiment.First framework 12 hasfixture 15, thesecond frameworks 14 and has first throughhole 17, and first throughhole 17 andfixture 15 corresponding settings, andfirst framework 12 andsecond framework 14 are fixing withsnap ring 18 assemblings by fixture 15.Wherein, thefixture 15 andfirst framework 12 are one-body molded.In the present embodiment,first framework 12 is the glue frame, andsecond framework 14 is a backboard.

See also Fig. 3 A and Fig. 3 B, Fig. 3 A is depicted as the structural representation according to fixture of the present invention, and Fig. 3 B is depicted as the structural representation according to snap ring of the present invention.In the first embodiment of the invention,fixture 15 comprises first 21,second portion 24 and connecting portion 22.First 21 is positioned at an end offixture 15, and is connected withfirst framework 12, andsecond portion 24 is positioned at the other end of fixture 15.Connectingportion 22 is positioned at the middle part offixture 15, is used for connecting first 21 and second portion 24.Wherein, the diameter D3 of connectingportion 22 is less than the diameter D2 of second portion, that is connectingportion 22 relativesecond portion 24 indents.The diameter D1 of first 21 is then relevant with the size of first throughhole 17.

Second framework 14 has first throughhole 17, andcorresponding fixture 15 is provided with, and uses so that thesecond portion 24 offixture 15 and connectingportion 22 pass first through hole 17.The aperture of first throughhole 17 is more than or equal to the diameter D1 of first 21 and the diameter D2 ofsecond portion 24, can pass first throughhole 17 smoothly with thesecond portion 24 ofguaranteeing fixture 15 and connectingportion 22 is optimal design, and guarantees that first 21 can enter or part enters in first through hole 17.Certainly, if connectingportion 22 is longer, first 21 is shorter, when assembling, if first 21 does not also enter first throughhole 17, connectingportion 22 then part is arranged in first throughhole 17, part has protruded in the outside ofsecond framework 14, and can engage withsnap ring 18, the size of first 21 will recede into the background in such cases, and its diameter D1 can be greater than the aperture that is less than or equal to first through hole 17.But preferred implementation still be the aperture of first throughhole 17 greater than the diameter D1 of first 21, guarantee that first 21 can enter or part enters in first throughhole 17, makefirst framework 12 cooperate closelyr withsecond framework 14, also more help assembling.

Snap ring 18corresponding fixtures 15 are arranged at the outside ofsecond framework 14, andsnap ring 18 has opening 25, connectingportion 22 passes first through hole, 17 backs and snaps in thesnap ring 18 from the opening 25 ofsnap ring 18, utilizesfixture 15 to cooperate withsnap ring 18 and fixesfirst framework 12 and second framework 14.Wherein, the width B of the opening 25 ofsnap ring 16 is smaller or equal to the diameter D3 of connecting portion 22.Can guarantee that like this connectingportion 22 snaps insnap ring 18 backs and is difficult for breaking away from snap ring 18.And preferred,snap ring 18 adopts elastic material to make, and when connectingportion 22 enterssnap ring 18, utilizes the elastic deformation ofsnap ring 18 to strut opening 25, and after connectingportion 22 enteredsnap ring 18,snap ring 18 recovered deformation.In addition, theinside diameter D 4 ofsnap ring 18 is less than second portion diameter D2, and theouter diameter D 5 ofsnap ring 18 is greater than the aperture of first through hole 17.And guarantee thatsnap ring 18 can be betweensecond framework 14 andsecond portion 24, and be unlikely to come off from first throughhole 17 orsecond portion 24.

Thereby the assembling process offirst framework 12 andsecond framework 14 is: thesecond portion 24 and the connectingportion 22 of thefixture 15 offirst framework 12 are passed first throughhole 17, connectingportion 22 is positioned at or part is positioned at the outside ofsecond framework 14,22openings 25 fromsnap ring 18 of connecting portion snap in thesnap ring 18, thereby utilizesnap ring 18 to cooperate fixing assemblingfirst framework 12 andsecond framework 14 withfixture 15.

In addition, at the lower edge offirst framework 12, the position ofclose fixture 15 can be provided withprojection 11, and the corresponding position ofcorresponding projection 11 on second framework orbackboard 14 is provided with agroove 19, andprojection 11 is contained in thegroove 19, can play better locating effect.

See also Fig. 4 and Fig. 5, Figure 4 shows that partial structurtes enlarged diagram, Figure 5 shows that the synoptic diagram after the display device assembling among Fig. 4 according to second embodiment of display device of the present invention.In the present embodiment,first framework 12,second framework 14 and thesnap ring 18 ofdisplay device 20 in having first embodiment, also include the 3rd framework 13.The3rd framework 13 is arranged betweenfirst framework 12 andsecond framework 14, and the3rd framework 13 has second through hole, 16, the second throughholes 16 and first throughhole 17 is positioned on the same axis, with so thatsecond portion 24 and connectingportion 22 pass second through hole 16.The3rd framework 13 for example is a lampshade.Wherein, the aperture of second throughhole 16 is more than or equal to the diameter D1 of first 21 and the diameter D2 of second portion 24.Can pass second throughhole 16 smoothly with thesecond portion 24 ofguaranteeing fixture 15 and connectingportion 22 is optimal design, and guarantees that first 21 can enter or part enters in second throughhole 16.

Thereby, in the present embodiment, assembling process is: with thesecond portion 24 of thefixture 15 offirst framework 12 and second throughhole 16 that connectingportion 22 passes the3rd framework 13, then pass first throughhole 17 ofsecond framework 14 again, connectingportion 22 is positioned at or part is positioned at the outside ofsecond framework 14, then the opening 25 of connectingportion 22 fromsnap ring 18 snapped in thesnap ring 18, thereby thereby utilizesnap ring 18 to cooperate fixing assembling to fixfirst framework 12 withfixture 15, the3rd framework 13 andsecond framework 14, that is fixingglue frame 12,lampshade 13 andbackboard 14, thereby assemblingdisplay device 20.

What need further specify is, in other embodiments, the3rd framework 13 and inessential among second embodiment, perhaps also can betweenfirst framework 12 andsecond framework 14, increase more framework or non-frame member as required, and only need pass first throughhole 17 onsecond framework 14 and utilizesnap ring 18 to block all members betweenfirst framework 12 andsecond framework 14 that connectingportion 22 just can fixedly comprisefirst framework 12 andsecond framework 14 at last by fixture 15.In addition, the quantity offixture 15, first throughhole 17 andsnap ring 18 is to decide according to the structure offirst framework 12,second framework 14, if frame structure is bigger, thenmore fixture 15, first throughhole 17 andsnap ring 18 need be set at the framework edge, and if frame structure is less, then only need be provided with 1 or 2 can reach fixed effect.Therefore, can not limit the present invention with the quantity offixture 15 grades.

By the detailed description of above embodiment, be to wish to know more to describe feature of the present invention and spirit, and be not to come claim scope of the present invention is limited with above-mentioned disclosed embodiment.On the contrary, its objective is that hope can contain in being arranged in of various changes and the tool equality claim scope of the present invention.Therefore, claim scope of the present invention should be done the broadest explanation according to above-mentioned explanation, contains the arrangement of all possible change and tool equality to cause it.

Claims (10)

1. a display device is characterized in that this display device comprises

First framework, this first framework has fixture, and this fixture comprises

First is positioned at an end of this fixture, and connects this first framework;

Second portion is positioned at the other end of this fixture; And

Connecting portion is positioned at the middle part of this fixture, be used for connecting this first and this second portion, and the diameter of this connecting portion is less than the diameter of this second portion;

Second framework, this second framework has first through hole, to should the fixture setting, with so that this second portion and this connecting portion pass this first through hole; And

Snap ring, to should fixture being arranged at this second framework outside, and this snap ring has opening, and this connecting portion passes behind this first through hole in this opening snaps in this snap ring, utilizes this fixture to combine with this snap ring and fixes this first framework and this second framework.

2. display device as claimed in claim 1 it is characterized in that the diameter of the internal diameter of this snap ring less than this second portion, and the external diameter of this snap ring is greater than the diameter of this first through hole.

3. display device as claimed in claim 1, the width of this opening that it is characterized in that this snap ring is smaller or equal to the diameter of this connecting portion.

4. display device as claimed in claim 1, the aperture that it is characterized in that this first through hole is more than or equal to the diameter of this first and the diameter of this second portion.

5. display device as claimed in claim 1 is characterized in that this first framework is the glue frame, and this second framework is a backboard.

6. display device as claimed in claim 1 is characterized in that this fixture and this first framework are one-body molded.

7. display device as claimed in claim 1 is characterized in that this snap ring adopts elastic material to make.

8. display device as claimed in claim 1, it is characterized in that this module backlight also comprises the 3rd framework, be arranged between this first framework and this second framework, the 3rd framework has second through hole, this second through hole and this first through hole are positioned on the same axis, with so that this second portion and this connecting portion pass this second through hole.

9. display device as claimed in claim 8, the aperture that it is characterized in that this second through hole is more than or equal to the diameter of this first and the diameter of this second portion.

10. display device as claimed in claim 8 is characterized in that the 3rd framework is a lampshade.

Images