CN2718616Y

CN2718616Y - Packaging shell for micro-display panel

Info

Publication number: CN2718616Y
Application number: CN 200420065966
Authority: CN
Inventors: 曾国书
Original assignee: Taiwan Micro Display Corp
Current assignee: China Taiwan Mini imaging Limited by Share Ltd
Priority date: 2004-07-16
Filing date: 2004-07-16
Publication date: 2005-08-17
Anticipated expiration: 2014-07-16

Abstract

The utility model relates to a packaging outer shell for a minitype display panel. The utility model comprises an upper cover, a base and a transparent lens, wherein the periphery of the upper cover is provided with a connection part, the top of the upper cover is provided with an inserted slot in which an opening is formed, the periphery of the base is provided with a connection part, the top surface of the base is combined with a minitype display chip of a minitype display panel, the connection part of the upper cover is connected with the connection part of the base, the transparent lens is combined with the inserted slot of the upper cover in order to seal the opening, and the structure of the packaging outer shell for a minitype display panel is formed. The packaging outer shell for a minitype display panel is sealed and isolates water vapor.

Description

The package casing of miniature display panel

(1) technical field

The package casing of the relevant a kind of miniature display panel of the utility model.

(2) background technology

Liquid crystal projector is widely used in movie, photo is play and the occasion of briefing material broadcast, employed image projecting source in liquid crystal projector, it then is the miniature display panel assembly of projector inside, for example: existing LCOS liquid crystal micro display panel (LCOS PANEL) assembly shows the source so that the required image of projector to be provided.

As shown in figure 11, it is existing miniature display panel assembly structure, wherein, the housing A1 of this miniature display panel A, be provided with ccontaining one miniature display chip, this housing A1 end face is then set an iron plate A3, offers an opening A31 on this iron plate A3, to allow the video picture content of miniature display chip show through opening A31.

The housing A1 structure of existing as shown in figure 11 miniature display panel A, when this miniature display panel A dispatches from the factory reliability-test, need to place hot and humid stove to carry out hundreds of hours depositing this miniature display panel A integral body, take out again and be positioned on the ray machine (optical engine) and light, observe its function and optical characteristics, but above-mentioned existing housing A1 top is in the open structure that exposes fully, place hot and humid stove at miniature display panel A, directly from top to bottom directly invade miniature display chip with producing steam, cause the liquid crystal of miniature display panel A can't normal operation and shortcoming and problem generation such as optical characteristics is unusual from the gap of iron plate A3 and housing A1 and the opening A31 of iron plate A3.

(3) utility model content

The purpose of this utility model provides a kind of steam of avoiding and directly invades that thereby miniature display chip can be guaranteed the liquid crystal operate as normal and package casing that the miniature display panel of shortcomings such as optical characteristics is unusual can not take place.

The package casing of miniature display panel of the present utility model is characterized in comprising: a loam cake, be provided with a caulking groove in the top, and form an opening in this caulking groove, be provided with a linking part in this loam cake periphery; One base, top are combined with the miniature chip that shows of miniature display panel, are provided with a linking part in the base periphery, the corresponding binding with the linking part of loam cake of the linking part of bottom; And a transparent glasses lens, set be incorporated into the loam cake top caulking groove to seal this opening.

Wherein, because the corresponding combination respectively of the linking part of the linking part of this loam cake and base, forming encapsulation closely, and can prevent that steam from directly invading inner miniature display chip; Should on be covered with a caulking groove, form an opening in the caulking groove, this transparent glasses lens is incorporated in the caulking groove of loam cake to seal this opening and prevents that steam from invading miniature display chip, and externally required display window of miniature display chip is provided simultaneously.

(4) description of drawings

Fig. 1 is the three-dimensional appearance structural drawing of the utility model first embodiment;

Fig. 2 is a front view, the structure of the loam cake in the displayed map 1, base and transparent glasses lens;

Fig. 3 is the cut-open view of Fig. 1;

Fig. 4 is the side view of Fig. 1, shows the state that flexible circuit board passes from the line outlet of last cover back-end;

Fig. 5 is the second enforcement illustration of the present utility model;

Fig. 6 is a front view, the structure of the loam cake in the displayed map 5, base and transparent glasses lens;

Fig. 7 is the cut-open view of Fig. 5;

Fig. 8 is the 3rd an enforcement illustration of the present utility model;

Fig. 9 is a front view, the structure of the loam cake in the displayed map 8, base and transparent glasses lens;

Figure 10 is the cut-open view of Fig. 8;

Figure 11 is the structural representation of the miniature display panel of available liquid crystal.

(5) embodiment

At first see also Fig. 1～shown in Figure 4, first embodiment for the package casing of miniature display panel of the present utility model, this package casing 100 includes a loam cake 10, base 20 and a transparent glasses lens 30, wherein, loam cake 10 is provided with a caulking groove 11 in end face, forms an opening 111 in this caulking groove 11, and loam cake 10 is provided with a linking part 12 in periphery, the shape of this linking part 12 is not limit, and is to be embodiment with a frame in first embodiment of Fig. 1～shown in Figure 4.The rear end of above-mentioned loam cake 10 is provided with a line outlet 13.

Above-mentioned base 20 is provided with a linking part 21 in periphery, and base 20 end faces can be for miniature display chip 200 combinations as shown in Figure 4.The shape of the linking part 21 of this base 20 is not limit, be to be embodiment in first embodiment of Fig. 1～shown in Figure 4 with an annular groove, to allow the linking part 12 of frame pattern of this loam cake 10 set the linking part 21 that is linked to base 20, the mode of connection that the linking part 12 of this loam cake 10 and the linking part of base 20 are 21 is not limit, as shown in Figure 3, be to show in the bonding mode of glue envelope, promptly in this linking

part

12 and 21 coatings of linking part with jelly B, to allow 21 secure seal of linking part 12 and linking part combine, preventing that further steam from from top to bottom invading miniature display chip 200, and other equivalent combination for example: fasten or fit and surely belong to opinion category of the present utility model.

The linking part 12 of above-mentioned loam cake 10 is with after the linking part 21 of base 20 combines, the line outlet 13 of this loam cake 10 provides the flexible circuit board (FPC) 210 of the miniature display chip 200 on this base 20 to pass, and under the dual pressing and fixing of apical margin to flexible circuit board 210 of line outlet 13 upper limbs of this loam cake 10 and base 20, make flexible circuit board 210 closely be linked to 20 of loam cake 10 and bases, but except allow loam cake 10 and base 20 secure seal in conjunction with, this loam cake 10 and base 20 also provide the flexible circuit board 210 good and airtight fixed combination structures of miniature display chip 200.

Above-mentioned transparent glasses lens 30 is to set the caulking groove 111 that is incorporated into loam cake 10, with the opening 111 in this caulking groove 11 of further sealing, airtightly seals up for safekeeping and prevents that steam from from top to bottom directly invading the effect of miniature display chip 200 and allow these package casing 100 integral body have.

Please cooperate Fig. 5～shown in Figure 7 again, second embodiment for the utility model package casing 100, wherein, the linking part 12 of this loam cake 10 is a ㄇ shape frame, and loam cake 10 rear ends are provided with a line outlet 13, and the linking part 21 of this base 20 is a projection, so as to allowing the linking part 21 of projection pattern of base 20 set on the linking part 12 of the ㄇ shape frame that is incorporated into

loam cake

10, and 21 coatings of this linking part 12 and linking part are with jelly B, to allow the linking part 12 of this loam cake 10 and the linking part 21 of base 20 firmly seal binding.

In the same manner, the linking part 12 of above-mentioned loam cake 10 is with after the linking part 21 of base 20 combines, the line outlet 13 of this loam cake 10 provides the flexible circuit board 210 of the miniature display chip 200 on this base 20 to pass, and under the dual pressing and fixing of linking part 21 upper limbs to flexible circuit board 210 of line outlet 13 upper limbs of this loam cake 10 and base 20, make flexible circuit board 210 closely be linked to 20 of loam cake 10 and bases, make this loam cake 10 and base 20 that the flexible circuit board 210 good and airtight fixed combination structures of miniature display chip 200 are provided.

Please consult Fig. 8～shown in Figure 10 again, the 3rd embodiment for package casing 100 of the present utility model, wherein, be to form at least one secondary linking part 121 on linking part 12 inwalls of ㄇ shape frame of this loam cake 10 with the second embodiment difference of Fig. 4～shown in Figure 7, the form of this pair linking part 121 is not limit, be to be embodiment with the groove in the utility model, base 20 is that linking part 21 outer rims in the projection pattern form at least one secondary linking part 211, the pattern of this pair linking part 211 is not also limit, be to be embodiment with the bulge loop in the utility model, when allowing the linking part 21 of projection pattern of base 20 set the linking part 12 of the ㄇ shape frame that is incorporated into loam cake 10, set the secondary linking part 121 that is incorporated into the groove pattern by the secondary linking part 211 of bulge loop pattern, to allow the linking part 12 of loam cake 10 combine closely more with the linking part 21 of base 20, simultaneously by this second mate's linking part 121 and 211 s' combination, make 20 structures of loam cake 10 and base more closely and tool prevents the effect of steam intrusion.

Among the 3rd embodiment of above-mentioned Fig. 8～package casing 100 of the present utility model shown in Figure 10, the pattern of the secondary joint portion 121 of this loam cake 10 and the secondary joint portion 211 of base 20 is regardless of the unitized construction that is limited to fixing groove and bulge loop, the unitized construction of every equivalence, for example: the secondary joint portion 121 of this loam cake 10 is a bulge loop; And the secondary joint portion 211 of base 20 is the equivalent combinations mode of groove, also should be the category that the utility model is advocated.

Package casing at miniature display panel of the present utility model shown in above Fig. 1～Figure 10, wherein related description that is disclosed and accompanying drawing, be only for ease of illustrating the part of technology contents of the present utility model and preferred embodiment that technological means discloses, be not limited to its category, the variation or the replacement of every equivalence at thin portion of the present utility model structure, neither disengaging spirit of the present utility model and category, its scope will be defined by following claim scope.

Claims

1. the package casing of a miniature display panel is characterized in that comprising:

One loam cake is provided with a caulking groove in the top, form an opening in this caulking groove, is provided with a linking part in this loam cake periphery;

One base, top are combined with the miniature chip that shows of miniature display panel, are provided with a linking part in the base periphery, the corresponding binding with the linking part of loam cake of the linking part of bottom; And

One transparent glasses lens, set be incorporated into the loam cake top caulking groove to seal this opening.

2. the package casing of miniature display panel as claimed in claim 1 is characterized in that, the linking part of this loam cake is a frame.

3. the package casing of miniature display panel as claimed in claim 1 is characterized in that, the linking part of this loam cake is a shape frame.

4. the package casing of miniature display panel as claimed in claim 1 is characterized in that, cover back-end is provided with a line outlet on this.

5. the package casing of miniature display panel as claimed in claim 1 is characterized in that, the linking part of this base is an annular groove.

6. the package casing of miniature display panel as claimed in claim 1 is characterized in that, coating is with jelly between the linking part of this loam cake and the linking part of base.

7. the package casing of miniature display panel as claimed in claim 1 is characterized in that, forms a secondary linking part on the linking part of this loam cake.

8. the package casing of miniature display panel as claimed in claim 7 is characterized in that, this pair linking part is a groove.

9. the package casing of miniature display panel as claimed in claim 1 is characterized in that, forms a secondary linking part on the linking part of this base.

10. the package casing of miniature display panel as claimed in claim 9 is characterized in that, this pair linking part is a bulge loop.