CN201477815U - Outer frame of display screen and corresponding display device - Google Patents
Outer frame of display screen and corresponding display device Download PDFInfo
- Publication number
- CN201477815U CN201477815U CN2009202096126U CN200920209612U CN201477815U CN 201477815 U CN201477815 U CN 201477815U CN 2009202096126 U CN2009202096126 U CN 2009202096126U CN 200920209612 U CN200920209612 U CN 200920209612U CN 201477815 U CN201477815 U CN 201477815U
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- display screen
- circuit board
- contact site
- flexible circuit
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Abstract
The utility model provides an outer frame of a display screen and a corresponding display device. The outer frame is provided with a protruding contact part which is in direct contact with a conductive area of a flexible circuit board of the display screen. Therefore, electrostatic discharge of static charge can be performed without conductive adhesives. Compared with the prior art, the utility model can effectively reduce the cost and save the manpower, thereby having higher market competitiveness.
Description
Technical field
The utility model relates to a kind of electrostatic discharge protective technology, particularly relates to a kind of display screen housing and corresponding display device with electrostatic discharge protection structure.
Background technology
(Electrostatic Discharge ESD) is meant that the static charge of accumulation flows to the phenomenon in an opposite charges concentrated area or the rare district of static charge from a static charge concentration zones to static discharge.
Usually liquid crystal indicator makes, produce, assemble, test, deposit or handling process in, easily since friction produce static charge or the static charge in air, human body or the charge species be transferred to liquid crystal indicator owing to contacting.Because the substrate of thin-film transistor LCD device adopts glass substrate usually, glass is insulating material, therefore have when electrostatic charges accumulated when glass baseplate surface, unless a suitable release approach is arranged, static charge can be accumulated in glass baseplate surface always.When the static charge generation static discharge that gathers in a large number, meetings such as the LCD MODULE of liquid crystal indicator and driver produce permanent damage owing to excessive electric stress, as produce the screen defective, metallic circuit is fused or evaporation, component resistance value change, oxide layer is destroyed or puncture etc.Therefore, the design of electrostatic discharge protective is extremely important in the liquid crystal indicator.
Please refer to Fig. 1 and Fig. 2, at present, at the electrostatic discharge protective design of liquid crystal indicator, the most general way is the dew copper zone 111 that conducting resinl 13 is attached at the flexible circuit board 11 of liquid crystal indicator 1, then fits together (as shown in Figure 2) with display screen housing 12 again.
So prior art is to utilize conducting resinl 3 to guide static charge to carry out static discharge.Yet this way has not only increased the operation of assembling, and has increased the manufacturing cost of entire liquid crystal display device.
The utility model content
In view of this, the purpose of this utility model is to provide a kind of display screen housing and corresponding display device, to improve the disappearance of prior art.
According to the purpose of this utility model, the display screen housing that the utility model proposes comprises: body; Contact site protrudes in above-mentioned body, and the position of this contact site is corresponding to the conduction region of the flexible circuit board of the applied display screen of this display screen housing.
Further, to protrude in the length of above-mentioned body be 0.05 to 0.1 millimeter to above-mentioned contact site.
Further, above-mentioned contact site and body are formed in one.
The utility model also proposes a kind of display device, comprising: display panel; Flexible circuit board is connected in above-mentioned display panel, and above-mentioned flexible circuit board has conduction region; And housing, being arranged at a side of above-mentioned flexible circuit board, this housing has body and contact site, and above-mentioned contact site protrudes in above-mentioned body to contact above-mentioned conduction region.
Further, above-mentioned conduction region is the dew copper zone of above-mentioned flexible circuit board.
Further, to protrude in the length of above-mentioned body be 0.05 to 0.1 millimeter to above-mentioned contact site.
Further, above-mentioned contact site and body are formed in one.
Further, above-mentioned display panel comprises: display module; Driver connects above-mentioned display module and above-mentioned flexible circuit board; And the electrostatic discharge conduction line, be arranged at above-mentioned display module around and connect above-mentioned driver.
In display screen housing that the utility model proposes and corresponding display device, housing has the conduction region of a contact site of giving prominence to direct contact flexible circuit board.Thereby need be not that bootable static charge is carried out static discharge by means of conducting resinl.Compared to known way, end cost can fall in the utility model effectively, and saves manpower, has the higher market competitiveness.
For above-mentioned feature and advantage of the present utility model can be become apparent, preferred embodiment cited below particularly, and conjunction with figs. are described in detail below.
Description of drawings
Fig. 1 is the decomposing schematic representation of available liquid crystal display device;
Fig. 2 is the schematic rear view of the liquid crystal indicator after the each several part assembling among Fig. 1;
The structural representation of the display screen housing that provided according to the utility model one embodiment is provided Fig. 3;
Fig. 4 is the decomposing schematic representation according to the display device of the utility model one embodiment;
Fig. 5 is the schematic rear view of the display device after each component-assembled among Fig. 4.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is further described.
Please refer to Fig. 3, structural representation of the display screen housing that provided according to the utility model one embodiment is provided for it.As shown in the figure, the contact site 222 that this display screen housing 22 comprises body 221 and protrudes in body 221, and the position of contact site 222 is corresponding to the conduction region of the flexible circuit board of the applied display screen of this display screen housing.For example, the position of contact site 222 is corresponding to the dew copper zone 111 of flexible circuit board among Fig. 1 11.So, utilize this display screen housing 22 to replace display screen housing 12 of the prior art, be applied in the display device 1, the contact site 222 of display screen housing 22 directly contacts with the dew copper zone 111 of flexible circuit board 11, carry out static discharge with the guiding static charge, thereby need not to use conducting resinl 13.
As seen, display screen housing provided by the utility model has concave inward structure in the flexible circuit board contact position with display screen, thereby allows housing directly contact with the conduction region (for example revealing the copper zone) of flexible circuit board, with the guiding static discharge.With respect to prior art, need not to re-use conducting resinl, fall end cost effectively, and save manpower, have the higher market competitiveness.
Usually, contact site 222 protrudes in the length of body 221, and promptly the indent degree of depth is 0.05 to 0.1 millimeter.This length is the thickness of the common conducting resinl that adopts just.And can utilize mould that contact site 222 and body 221 is one-body molded, make that the making of display screen housing 22 is more simple.Certainly, display screen housing 22 need be selected conductive material, for example metallic copper for use.
Please refer to Fig. 4 and Fig. 5, wherein Fig. 4 is the decomposing schematic representation according to the display device of the utility model one embodiment; Fig. 5 is the schematic rear view of the display device after each component-assembled among Fig. 4.
As shown in the figure, the display device 2 that present embodiment provided comprises display panel 21, housing 22 and flexible circuit board 23, and wherein flexible circuit board 23 is connected in display panel 21, and has conduction region 231; Housing 22 is arranged at a side of flexible circuit board 23, and this housing 22 has body 221 and contact site 222, and contact site 222 protrudes in body 221 with contact conduction region 231.
In the present embodiment, flexible circuit board 23 can utilize the anisotropy conducting film (Anisotropic ConductiveFilm ACF) is connected to display panel 21.Yet the utility model is not done any qualification to this.Flexible circuit board 23 comprises conduction region 231 and many signal line (figure does not show).Signal wire can be connected to a signal source (figure does not show) with transmitting display signal therefor.
In the present embodiment, the material of conduction region 231 can be copper, is one and reveals the copper zone.Yet the utility model is not done any qualification to this.In other embodiments, the material of conduction region 231 also can be other conductive materials.
In the present embodiment, display panel 21 comprises display module 211, driver 212 and electrostatic discharge conduction line 213.Driver 212 connects display module 211 and flexible circuit board 23.Electrostatic discharge conduction line 213 be arranged at display module 211 around and connect driver 212.
In the present embodiment, display module 211 is a LCD MODULE for example, is used for information such as display text, image.
In the present embodiment, driver 212 is to utilize the glass flip chip joining technique to be produced on one of them glass baseplate surface of display panel 21.And connecting line and anisotropy conducting film by the glass baseplate surface signal wire and the conduction region 231 that are connected to flexible circuit board 23.Driver 212 can receive the shows signal of flexible circuit board 23 transmission, and to display module 211 output scanning signal and data-signals, to drive information such as display module 211 display texts, image.
In the present embodiment, electrostatic discharge conduction line 213 can be a metal wire.Yet the utility model is not done any qualification to this.
In the present embodiment, housing 22 can be the metal shell of a rectangle, for example can irony or copper housing.It can be arranged at the back of display panel 21.Can adopt screw to lock between housing 22 and the display panel 21 or snap-in structure is fixed.Yet the utility model is not done any qualification to this.Housing 22 has body 221 and contact site 222.
In the present embodiment, body 221 is the agent structure part of housing 22.The position of contact site 222 is the position of the conduction region 231 of corresponding flexible circuit board 23, and contact site 222 protrudes in body 221.That is, housing 22 forms a concave inward structure, so that contact site 222 directly contacts the conduction region 231 of flexible circuit board 23.Usually, can utilize mould that contact site 222 and body 221 is one-body molded, make that the making of display screen housing 22 is more simple.
In the present embodiment, the degree of depth of this concave inward structure, that is, the length that contact site 222 protrudes in body 221 can be 0.05～0.1 millimeter.This length is the thickness of conducting resinl in the known way.The structure of concrete length dimension visible display device 2 and determining.The utility model is not done any qualification to this.
In the present embodiment, when static discharge took place display device 2, the static charge that is accumulated in display device 2 in a large number was to 213 discharges of electrostatic discharge conduction line.The flow of electrostatic charges that enters electrostatic discharge conduction line 213 is overdrived behind the device 212, and the conduction region 231 by flexible circuit board 23 directly enters housing 22 and discharges.So can realize electrostatic discharge protective, avoid because the destruction that static discharge produces display device 2.
The above display device that provides can be applicable to electronic equipments such as hand, notebook, to satisfy the antistatic performance requirement of product.
In sum, in display screen housing that the utility model proposes and corresponding display device, the display screen housing has the conduction region of a contact site of giving prominence to direct contact flexible circuit board.Thereby need be not that bootable static charge is carried out static discharge by means of conducting resinl.Compared to known way, end cost can fall in the utility model effectively, and saves manpower, has the higher market competitiveness.
Though the utility model discloses as above with preferred embodiment; right its is not in order to limit the utility model; have in the technical field under any and know the knowledgeable usually; in not breaking away from spirit and scope of the present utility model; when doing a little change and retouching, therefore protection domain of the present utility model is as the criterion when looking claims person of defining.
Claims (8)
1. a display screen housing is characterized in that, comprising:
Body;
Contact site protrudes in above-mentioned body, and the position of this contact site is corresponding to the conduction region of the flexible circuit board of the applied display screen of this display screen housing.
2. display screen housing according to claim 1 is characterized in that, the length that above-mentioned contact site protrudes in above-mentioned body is 0.05 to 0.1 millimeter.
3. display screen housing according to claim 1 is characterized in that above-mentioned contact site and body are formed in one.
4. a display device is characterized in that, comprising:
Display panel;
Flexible circuit board is connected in above-mentioned display panel, and above-mentioned flexible circuit board has conduction region; And
Housing is arranged at a side of above-mentioned flexible circuit board, and this housing has body and contact site, and above-mentioned contact site protrudes in above-mentioned body to contact above-mentioned conduction region.
5. display device according to claim 4 is characterized in that, above-mentioned conduction region is the dew copper zone of above-mentioned flexible circuit board.
6. display device according to claim 4 is characterized in that, the length that above-mentioned contact site protrudes in above-mentioned body is 0.05 to 0.1 millimeter.
7. display screen housing according to claim 4 is characterized in that above-mentioned contact site and body are formed in one.
8. display device according to claim 4 is characterized in that, above-mentioned display panel comprises:
Display module;
Driver connects above-mentioned display module and above-mentioned flexible circuit board; And
The electrostatic discharge conduction line, be arranged at above-mentioned display module around and connect above-mentioned driver.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202096126U CN201477815U (en) | 2009-09-11 | 2009-09-11 | Outer frame of display screen and corresponding display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202096126U CN201477815U (en) | 2009-09-11 | 2009-09-11 | Outer frame of display screen and corresponding display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201477815U true CN201477815U (en) | 2010-05-19 |
Family
ID=42414071
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202096126U Expired - Fee Related CN201477815U (en) | 2009-09-11 | 2009-09-11 | Outer frame of display screen and corresponding display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201477815U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102799313A (en) * | 2012-05-07 | 2012-11-28 | 友达光电股份有限公司 | Touch panel, touch display panel and touch display device |
| CN106782080A (en) * | 2017-01-10 | 2017-05-31 | 奇酷互联网络科技（深圳）有限公司 | A kind of display device and the electronic product including it |
| CN108319050A (en) * | 2017-07-28 | 2018-07-24 | 合肥市惠科精密模具有限公司 | A kind of outdoor large TFT-LCD display screen heat-sink fixing devices |
| CN113539058A (en) * | 2020-04-15 | 2021-10-22 | 华为技术有限公司 | Display module and terminal |
-
2009
- 2009-09-11 CN CN2009202096126U patent/CN201477815U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102799313A (en) * | 2012-05-07 | 2012-11-28 | 友达光电股份有限公司 | Touch panel, touch display panel and touch display device |
| CN102799313B (en) * | 2012-05-07 | 2015-09-23 | 友达光电股份有限公司 | Touch panel, touch display panel and touch display device |
| CN106782080A (en) * | 2017-01-10 | 2017-05-31 | 奇酷互联网络科技（深圳）有限公司 | A kind of display device and the electronic product including it |
| CN108319050A (en) * | 2017-07-28 | 2018-07-24 | 合肥市惠科精密模具有限公司 | A kind of outdoor large TFT-LCD display screen heat-sink fixing devices |
| CN113539058A (en) * | 2020-04-15 | 2021-10-22 | 华为技术有限公司 | Display module and terminal |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100519 Termination date: 20130911 |