CN201937938U - Display module group static protection device - Google Patents
Display module group static protection device Download PDFInfo
- Publication number
- CN201937938U CN201937938U CN 201120073556 CN201120073556U CN201937938U CN 201937938 U CN201937938 U CN 201937938U CN 201120073556 CN201120073556 CN 201120073556 CN 201120073556 U CN201120073556 U CN 201120073556U CN 201937938 U CN201937938 U CN 201937938U
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- base plate
- side plate
- display module
- module group
- described base
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Abstract
The utility model discloses a display module group static protection device, which relates to the technical field of static protection. The device is a metal framework comprising a bottom plate and a side plate vertical to the bottom plate, wherein the bottom plate is positioned at the bottom of a display module group, the side plate is covered on the side wall of the display module group, and at least one outwards projected conducting part is arranged on the bottom plate and/or the side plate. Through the arrangement of the elastic element or the projected structure on the bottom surface and/or the side surface of the metal framework, static electricity generated on the surfaces of the display module group and a main board can be conducted away, and the damage to the display module group and the main board caused by the static electricity can be avoided, the contact surface smoothness is good after the metal framework, the display module group and the main board are assembled and matched, the structural safety of the display module group and the main board is improved, the elastic element or the projected structure is formed on the basis of the self structure of the metal framework per se through mechanical processing, the batch manufacture can be realized without manual operation and processing, the labor is saved, and the cost is reduced.
Description
Technical field
The utility model relates to the electrostatic defending technical field, particularly relates to a kind of demonstration module electrostatic protection apparatus.
Background technology
Static is a kind of ubiquitous phenomenon of nature, and static has high voltage, hangs down short characteristics of electric weight, little electric current and action time.Static is a kind of actionless charged particles, and great majority are owing to friction causes with separating, and friction causes heat, impels the molecule in the material internal to enliven, and two kinds of materials are separated then, and electronics just may take place to other material from a kind of substance transfer.
For existing mobile phone, it shows that module comprises that (said modules is assembled by a metal framework is fixing for Printed Circuit Board, PCB) assembly for display screen, backlight and printed circuit board (PCB).Display screen and backlight are undertaken bonding by mightiness belt, display screen is connected except adhesive tape with backlight, also have graphite flake that non-adhesive tape zone is filled, and the display screen front and rear surfaces is a glass.Wherein adhesive tape and glass are not the good conductors of electricity, and electrostatic charge can not move freely on these materials; Graphite flake is the good conductor of electricity, and electrostatic charge can move freely in the above.Be being connected of backlight and PCB assembly that the screw hole by the screw post above the backlight or convex closure and PCB assembly is fastening together by the set screws component.The PCB assembly closely contacts with screw post or convex closure above the backlight by ground connection weld tabs or copper sheet.Backlight is to be stamped to form by full genus material, and it is electric good conductor, and electrostatic charge can move freely on it.The PCB assembly is one and is welded by components and parts, printed board dress connection that circuit path can allow electrostatic charge move freely.Like this, by contacting of backlight screw post and PCB assembly ground connection weld tabs or pad, electric charge just can move freely between backlight and PCB assembly.The mobile meeting that shows the electrostatic charge in the module causes display screen to misplace the inefficacy of electricity and PCB assembly.
The electrostatic defending solution of handset displays module commonly used is to stick on conductive tape behind at the metal framework that shows module, and the static that shows the module generation is led away.This kind method need increase the processing step of sticking on conductive tape, waste of manpower and material, and conductive tape can only realize showing the bottom electrostatic defending of module, edge conduction problem can't solve; In addition, after showing that conductive tape is sticked in the module bottom, can form a hollow bridge between module and the cell phone mainboard showing, easily cause the distortion that shows module and cell phone mainboard or break.
The utility model content
(1) technical problem that will solve
The technical problems to be solved in the utility model is how to realize showing the electrostatic defending of module bottom surface and side.
(2) technical scheme
In order to solve the problems of the technologies described above, the utility model provides a kind of demonstration module electrostatic protection apparatus, and described device is a metal framework, comprises base plate and perpendicular to the side plate of described base plate; Described base plate is positioned at described demonstration module bottom, and described side plate is wrapped on the sidewall of described demonstration module; At least one conductive part to outer lug is set on described base plate and/or the side plate.
Wherein, the conductive part on the described side plate has the flexible member of elastic force perpendicular to the side plate direction for the edge.
Wherein, the flexible member on the described side plate is formed through cutting by described side plate, and the one end is connected with described base plate, and the other end is towards the outside perk of described side plate.
Wherein, the conductive part on the described base plate has the flexible member of elastic force perpendicular to the base plate direction for the edge.
Wherein, the flexible member on the described base plate is formed through cutting by described base plate, and the one end is connected with described base plate, and the other end is towards the outside perk of described base plate.
Wherein, the other end end of the flexible member on the described base plate is provided with the salient point towards described base plate outside; Described salient point is handled through punching by the flexible member on the described base plate and is formed.
Wherein, the conductive part on the described base plate is the projection towards described base plate outside.
Wherein, described projection is handled through raising by described base plate and is formed.
Wherein, described projection is provided with along the flexible member that has elastic force perpendicular to the convex surfaces direction.
Wherein, the flexible member on the described projection is formed through cutting by described projection, and the one end is connected with described projection, and the other end is towards the outside perk of described projection.
(3) beneficial effect
In the demonstration module electrostatic protection apparatus that technique scheme provided, by bottom surface and/or side flexible member or bulge-structure are set at metal framework, the static that shows the generation of module and mainboard surface and edge is led away, avoid static showing the infringement of module and mainboard; Metal framework with show that the assembling of module and mainboard cooperates after, the contact-making surface planarization is fine, has improved the fail safe of demonstration module and mainboard structure; Flexible member or bulge-structure form through mechanical treatment on metal framework self structure basis, but batch making need not the manual operations processing, saves manpower, reduces cost.
Description of drawings
Fig. 1 is the structural representation of metal framework among the utility model embodiment one;
Fig. 2 is the front view of metal framework base plate among Fig. 1;
Fig. 3 is the end view of base plate flexible member A among Fig. 2;
Fig. 4 is the structural representation of metal framework among the utility model embodiment two;
Fig. 5 is the front view of metal framework base plate among Fig. 4;
Fig. 6 is the A-A cutaway view of metal framework base plate among Fig. 5;
Fig. 7 is the structural representation of metal framework among the utility model embodiment three;
Fig. 8 is the front view of metal framework base plate among Fig. 7;
Fig. 9 is that the A-A of metal framework base plate among Fig. 8 is to cutaway view.
Wherein, 11: base plate; 12: side plate; 13: the side plate shell fragment; 13-1: following impression; 13-2: go up impression; 14: the base plate shell fragment; 14-1: impression; 15: salient point; 21: base plate; 22: side plate; 23: projection; 31: base plate; 32: side plate; 33: projection; 34: the base plate shell fragment; 34-1: back impression; 34-2: preceding impression; A: base plate flexible member.
Embodiment
Below in conjunction with drawings and Examples, embodiment of the present utility model is described in further detail.Following examples are used to illustrate the utility model, but are not used for limiting scope of the present utility model.
Embodiment one
The demonstration module electrostatic protection apparatus of present embodiment is a metal framework, its structural representation as shown in Figure 1, comprise base plate 11 and side plate 12, base plate 11 is positioned at and shows the module bottom, side plate 12 is wrapped on the sidewall that shows module, side plate 12 is provided with perpendicular to base plate 11, and side plate 12 is made with base plate 11 integral types.The conductive part of metal framework side is a side plate shell fragment 13, and its bottom is connected with base plate 11, and the middle part has the projection towards side plate 12 outsides, and in this raised position, side plate shell fragment 13 has along the elastic force perpendicular to side plate 12 directions.Side plate shell fragment 13 can be accomplished in several ways and being connected of base plate 11, in order to guarantee to show compactedness that module contacts with the mainboard (not shown) and the restriction that adapts to the metal framework installing space, preferred side plate shell fragment 13 is formed through cutting by side plate 12, its protrusions is handled through impression by the part side plate that cuts out and is formed, impression has been shown among Fig. 1 has handled the side plate shell fragment of making 13, do impression handles in the position, two place up and down of side plate shell fragment 13, following impression 13-1 near base plate 11 does impression by side plate 12 outsides towards inside, last impression 13-2 does impression by side plate 12 inside towards the outside, form the projection at side plate shell fragment 13 middle parts thus, this protruding height is subjected to the restriction of its installing space, is not more than the width of installing space.Side plate shell fragment 13 inserts after its installing spaces, protruding pressurized and closely contacting with the installing space sidewall, and side plate shell fragment 13 is realized electrostatic defending as conductive part thus.
Conductive part on the base plate 11 is the base plate flexible member A in Fig. 2 base plate front view, comprises base plate shell fragment 14, and the one end is connected with base plate 11, and the other end is towards base plate 11 outside perks, and base plate shell fragment 14 has along the elastic force perpendicular to base plate 11 directions.Base plate shell fragment 14 can be accomplished in several ways and being connected of base plate 11, for easy to process and base plate 11 closely contact with mainboard, base plate shell fragment 14 is preferably formed through cutting by base plate 11, near base plate shell fragment 14 and base plate 11 junctions, doing impression towards inside by base plate 11 outsides on base plate shell fragment 14 handles, form impression 14-1, thereby make 14 other end perks of base plate shell fragment.For the liquid crystal display module of regular handset, the inclination angle of base plate shell fragment 14 is not more than 4 °, as shown in Figure 3, if this perk angle is excessive, can cause between base plate 11 and the mainboard and produce the gap,, can not realize that base plate 11 contacts with the tight of mainboard if this perk angle is too small.Base plate shell fragment 14 perk ends are provided with salient point 15, and salient point 15 is towards base plate 11 outer projection, are preferably to be handled through punching by base plate shell fragment 14 to form.For common mobile phone liquid crystal display module, the aperture of salient point 15 is not more than 0.5mm, and height can realize that less than 0.05mm conductive part contacts with the tight of mainboard, can between liquid crystal display module and mainboard, not form hollow bridge again, improve the fail safe of liquid crystal display module and mainboard.
The side plate shell fragment 13 in the present embodiment and the number of base plate shell fragment 14 are at least one, and decide on the leakage copper district on the mainboard position that specifically is provided with of base plate shell fragment 14, and decide according to its reservation installing space the position that is provided with of side plate shell fragment 13.
Embodiment two
The structure of the demonstration module electrostatic protection apparatus of present embodiment is that with the difference of embodiment one conductive part on the base plate is different.
Fig. 4 shows the structural representation of metal framework in the present embodiment, and the positional structure of base plate 21 and side plate 22 is identical with embodiment one in the metal framework.Fig. 5 shows the front view of base plate 21 in the present embodiment, Fig. 6 is the A-A cutaway view of Fig. 5, as seen from the figure, conductive part in the present embodiment on the base plate 21 is for protruding the projection 23 of base plate 21 outsides, projection 23 can be accomplished in several ways, processing for convenience and saving material, projection 23 are preferably handled through raising by base plate 21 and are formed.For common mobile phone liquid crystal display module, the difference of leaking the copper district degree of depth on the height of projection 23 and the mainboard is not more than 0.07mm, can realize projection 23 and tight contact of leaking the copper district, can guarantee the evenness that metal framework contacts with mainboard again.
The number of the projection 23 in the present embodiment is at least one, and decide on the leakage copper district on the mainboard position that specifically is provided with of projection 23.
Embodiment three
The structure of the demonstration module electrostatic protection apparatus of present embodiment is that with the difference of embodiment two conductive part on the base plate is different.
Fig. 7 shows the structural representation of metal framework in the present embodiment, and the positional structure of base plate 31 and side plate 32 is identical with embodiment two in the metal framework.Fig. 8 shows the front view of base plate 31 in the present embodiment, Fig. 9 is the A-A cutaway view of Fig. 8, as seen from the figure, conductive part in the present embodiment on the base plate 31 is except comprising the projection 33 identical with structure among the embodiment two, also comprise the base plate shell fragment 34 that is positioned on the projection 33, base plate shell fragment 34 has along the elastic force perpendicular to protruding 33 surface direction.Projection 33 can be accomplished in several ways, and for the ease of processing and saving material, base plate shell fragment 34 is preferably formed through cutting by projection 33, and the one end is connected with projection 33, and the other end is towards projection 33 outside perks; Near base plate shell fragment 34 and protruding 33 junctions, on base plate shell fragment 34, do impression towards inside and handle, thereby make 34 other end perks of base plate shell fragment by protruding 33 outsides, make base plate shell fragment 34 have elastic force.Keep same plane with projection 33 when being compressed in order to ensure base plate shell fragment 34, and can closely contact with the leakage copper district on the mainboard, the height sum of projection 33 and base plate shell fragment 34 is not more than 0.15mm; When base plate shell fragment 34 contacted pressurized with mainboard, the height sum of projection 33 and chassis shell fragment 34 was not more than 0.07mm.
Above-mentioned three the described demonstration module of embodiment electrostatic protection apparatus are applicable to that all the liquid crystal display module of each size such as mobile phone, computer, TV, AMOLED (Active Matrix/Organic Light Emitting Diode, active matrix organic light-emitting diode) show module or Electronic Paper etc.
As can be seen from the above embodiments, the utility model embodiment is provided with flexible member or bulge-structure by bottom surface and/or the side at metal framework, the static that shows the generation of module and mainboard surface and edge is led away, avoid static showing the infringement of module and mainboard; Metal framework with show that the assembling of module and mainboard cooperates after, the contact-making surface planarization is fine, has improved the fail safe of demonstration module and mainboard structure; Flexible member or bulge-structure form through mechanical treatment on metal framework self structure basis, but batch making need not the manual operations processing, saves manpower, reduces cost.
The above only is a preferred implementation of the present utility model; should be understood that; for those skilled in the art; under the prerequisite that does not break away from the utility model know-why; can also make some improvement and replacement, these improvement and replacement also should be considered as protection range of the present utility model.
Claims (10)
1. one kind shows the module electrostatic protection apparatus, it is characterized in that described device is a metal framework, comprises base plate and perpendicular to the side plate of described base plate; Described base plate is positioned at described demonstration module bottom, and described side plate is wrapped on the sidewall of described demonstration module; At least one conductive part to outer lug is set on described base plate and/or the side plate.
2. demonstration module electrostatic protection apparatus as claimed in claim 1 is characterized in that, the conductive part on the described side plate has the flexible member of elastic force perpendicular to the side plate direction for the edge.
3. demonstration module electrostatic protection apparatus as claimed in claim 2 is characterized in that, the flexible member on the described side plate is formed through cutting by described side plate, and the one end is connected with described base plate, and the other end is towards the outside perk of described side plate.
4. as each described demonstration module electrostatic protection apparatus among the claim 1-3, it is characterized in that the conductive part on the described base plate has the flexible member of elastic force perpendicular to the base plate direction for the edge.
5. demonstration module electrostatic protection apparatus as claimed in claim 4 is characterized in that, the flexible member on the described base plate is formed through cutting by described base plate, and the one end is connected with described base plate, and the other end is towards the outside perk of described base plate.
6. demonstration module electrostatic protection apparatus as claimed in claim 5 is characterized in that the other end end of the flexible member on the described base plate is provided with the salient point towards described base plate outside; Described salient point is handled through punching by the flexible member on the described base plate and is formed.
7. as each described demonstration module electrostatic protection apparatus among the claim 1-3, it is characterized in that the conductive part on the described base plate is the projection towards described base plate outside.
8. demonstration module electrostatic protection apparatus as claimed in claim 7 is characterized in that, described projection is handled through raising by described base plate and formed.
9. demonstration module electrostatic protection apparatus as claimed in claim 8 is characterized in that, described projection is provided with along the flexible member that has elastic force perpendicular to the convex surfaces direction.
10. demonstration module electrostatic protection apparatus as claimed in claim 9 is characterized in that, the flexible member on the described projection is formed through cutting by described projection, and the one end is connected with described projection, and the other end is towards the outside perk of described projection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120073556 CN201937938U (en) | 2011-03-18 | 2011-03-18 | Display module group static protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120073556 CN201937938U (en) | 2011-03-18 | 2011-03-18 | Display module group static protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201937938U true CN201937938U (en) | 2011-08-17 |
Family
ID=44449439
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120073556 Expired - Lifetime CN201937938U (en) | 2011-03-18 | 2011-03-18 | Display module group static protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201937938U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109999338A (en) * | 2019-05-24 | 2019-07-12 | 长春工程学院 | One kind disappears electrostatic hand ring |
-
2011
- 2011-03-18 CN CN 201120073556 patent/CN201937938U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109999338A (en) * | 2019-05-24 | 2019-07-12 | 长春工程学院 | One kind disappears electrostatic hand ring |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110817 |
|
| CX01 | Expiry of patent term |