CN211669626U - High bright touch display module assembly of military easy equipment - Google Patents
High bright touch display module assembly of military easy equipment Download PDFInfo
- Publication number
- CN211669626U CN211669626U CN202020683264.2U CN202020683264U CN211669626U CN 211669626 U CN211669626 U CN 211669626U CN 202020683264 U CN202020683264 U CN 202020683264U CN 211669626 U CN211669626 U CN 211669626U
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- Prior art keywords
- touch
- screen
- shielding film
- highlight
- display module
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- 230000003287 optical effect Effects 0.000 claims abstract description 25
- 239000004568 cement Substances 0.000 claims abstract description 19
- 239000011889 copper foil Substances 0.000 claims abstract description 11
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 10
- 239000004973 liquid crystal related substance Substances 0.000 claims description 27
- 239000000853 adhesive Substances 0.000 claims description 15
- 230000001070 adhesive effect Effects 0.000 claims description 15
- 239000006260 foam Substances 0.000 claims description 10
- 239000003292 glue Substances 0.000 claims description 4
- 238000010030 laminating Methods 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 229920000742 Cotton Polymers 0.000 abstract description 2
- 238000009434 installation Methods 0.000 abstract description 2
- 239000011248 coating agent Substances 0.000 abstract 4
- 238000000576 coating method Methods 0.000 abstract 4
- 230000004888 barrier function Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 238000003475 lamination Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000006748 scratching Methods 0.000 description 2
- 230000002393 scratching effect Effects 0.000 description 2
- 241000251468 Actinopterygii Species 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
Images
Landscapes
- Liquid Crystal (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The utility model discloses a for military use highlight touch display module assembly of easy equipment, including touch-sensitive screen subassembly, shielding film, anti-reflection antireflection coating and high bright LCD screen, shielding film one side is pasted in the back of touch-sensitive screen subassembly through the optical cement, anti-reflection antireflection coating leading flank is pasted in the shielding film back through the optical cement, and anti-reflection antireflection coating back is pasted in the leading flank of high bright LCD screen through the optical cement, and anti-reflection antireflection coating and high bright LCD screen area are the same and the frame aligns the installation, the shielding film area is bigger than high bright LCD screen, and the shielding film back that extends out all around at high bright LCD screen encircles the copper foil of pasting the area of taking electrically conductive gum, paste the electrically conductive bubble cotton on the copper foil; the touch screen assembly comprises a touch screen cover plate and a touch screen functional sheet which are connected through optical cement. The utility model discloses satisfy high bright requirement when satisfying the electromagnetic shielding requirement, be in the same place the fine combination of touch-sensitive screen subassembly, shielding film and LCD screen, widened for military use display screen's range of application.
Description
Technical Field
The utility model belongs to the technical field of show, a display module assembly is related to, concretely relates to bright touch display module assembly of military easy equipment.
Background
At present, display screens are more and more common and are most remarkable in common household equipment such as mobile phones, media players, small-sized entrance-level televisions and the like, but at present, main components of liquid crystal screens all comprise glass which is a fragile component, because the outdoor equipment is easy to vibrate and impact, especially in military environment, the vibration and impact are more frequent, and because of the problem of structural arrangement of the existing display module, the normal use of the liquid crystal screen can be affected when the liquid crystal screen is shocked and impacted, the glass device is easy to damage when the liquid crystal screen is assembled, in addition, the electromagnetic interference phenomenon in modern environment is more and more serious, the liquid crystal display screen has good influence on common mobile phone liquid crystal screens, but has very few anti-interference liquid crystal screens for military use in precise display occasions, and the prior market lacks mature products, and a few products have high cost and weak anti-interference capability, so that the anti-interference electromagnetic shielding requirement for military use cannot be met.
For the liquid crystal screen, because passive display relies on backlight unit, structurally, liquid crystal glazing, touch-sensitive screen and shielding module are in the same place through the integration of full laminating scheme to make the display brightness that sees through back light break down seriously, consequently how to improve backlight unit's light source utilization ratio, reduce the energy consumption, improve luminance again is a difficult problem, does not have related product to come to the surface among the prior art yet. In addition, in the actual production process, the shielding film is prone to scratching, dirt and other undesirable phenomena, and a great challenge is also brought to the yield of the attached product.
Among the prior art, to for military use product, the highlight can improve greatly to environmental suitability for also can use under the highlight is adjusted, though most products are mechanical operation at present, but along with scientific and technological development, need touch operation more and more, consequently, need develop a highlight and touch and combine together, satisfy the display screen subassembly of electromagnetic shield requirement simultaneously.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a main aim at provides a for military use high bright touch display module of easy equipment, aims at solving the poor problem of LCD screen interference killing feature among the prior art to satisfy the anti-falling and anti-interference electromagnetic shield requirement of for military use product, solve simultaneously undesirable phenomena such as shielding film fish tail that appear in laminating process, the utility model discloses an another purpose is that the backlight unit light source utilization ratio of improving the LCD screen reduces the energy consumption, improves luminance.
In order to achieve the above object, the utility model adopts the following technical scheme:
the utility model provides a high bright touch display module assembly of military easy equipment, includes touch-sensitive screen subassembly, shielding film, anti-reflection film and high bright LCD screen, its characterized in that: one side of the shielding film is attached to the back face of the touch screen assembly through optical cement, the front side face of the anti-reflection and anti-reflection film is attached to the back face of the shielding film through the optical cement, the back face of the anti-reflection and anti-reflection film is attached to the front side face of the highlight liquid crystal screen through the optical cement, the anti-reflection and anti-reflection film and the highlight liquid crystal screen are identical in area and are installed in an aligned mode, the area of the shielding film is larger than that of the highlight liquid crystal screen, copper foils with conductive back glue are attached to the back faces of the shielding films extending out of the periphery of the highlight liquid crystal screen in a surrounding mode, and conductive foam. The periphery of the shielding film ring paste can be pasted with a copper foil with conductive adhesive for shielding treatment lap joint, and the conductive efficiency is better. The copper foil is additionally provided with conductive foam for realizing compression lap joint with the rear cover of the shell, so that the contact effect is enhanced.
As an improvement, the touch screen assembly comprises a touch screen cover plate and a touch screen functional sheet, the touch screen cover plate is connected with the touch screen functional sheet through full lamination of optical cement, and the shielding film is laminated on the back of the touch screen functional sheet.
As an improvement, the periphery of the front side of the touch screen cover plate is annularly pasted with accumulated water back glue used for being installed on the machine shell.
As an improvement, the back of the conductive foam is also provided with conductive adhesive which is stuck with the shell.
As an improvement, the periphery of the shielding film is equivalent to the inner shrinkage of one side of the functional sheet of the touch screen by 0.2-0.5 mm.
As an improvement, the antireflection film is an AR film.
As an improvement, the optical cement is OCA optical cement.
As an improvement, the shielding film is ITO conductiveFilm。
The utility model has the advantages that:
the touch screen assembly (TP touch panel), the shielding film, the AR film and the high-brightness liquid crystal screen are completely laminated and integrated together through the optical cement, so that the effects in light transmittance and optical display are better compared with the simple physical mechanical stacking on the whole; the barrier film passes through the laminating of optical cement at the TP touch panel back, and the unilateral shrink of barrier film size ratio touch-sensitive screen 0.2 ~ 0.5mm, AR membrane size and LCD screen size are equivalent, directly attached at barrier film conducting surface, can effectively prevent that the display area conducting surface from because scraping whole outward appearance of influence such as flower, filth to improve the yield. The peripheral size of the display screen is slightly smaller than that of the touch screen, so that a copper foil is pasted on the part, surrounded by the liquid crystal screen, of the shielding film, the edge of the liquid crystal screen is higher and bright, conductive foam is attached to the copper foil and used for directly completing electrical contact and lap joint of the back shell and the shielding film, and therefore the shielding effect is achieved.
The utility model discloses add 0.3mm ponding gum before the touch-sensitive screen apron, with the casing installation, guaranteed the fastness of bonding promptly, certain shock-absorbing function has again.
The display screen is highlighted. 14 cun display screen luminance is common about 300nits on the market, the utility model discloses a highlight LCD screen realizes the highlight through increasing lamp pearl increase power and light guide plate update the maximum luminance 1000 nits.
The conductive surface of the shielding film is easy to have the undesirable phenomena of scratching, dirt and the like in the treatment process, and the conductive surface is protected from being affected by the adhesion and the like by adhering one layer of AR film. Meanwhile, the size of the shielding film is reduced to the tolerance size according to the size of the touch screen, the AR film is controlled according to the size of the liquid crystal screen and the tolerance size, the periphery of the shielding film can realize a conductive function after the AR film is annularly pasted, and meanwhile, the conductive surface of the shielding film in the display area can be prevented from being scratched, so that secondary maintenance and recovery are facilitated.
Drawings
Fig. 1 is an assembly schematic diagram of the highlight touch display module easy to assemble according to the present invention;
fig. 2 is a partially enlarged schematic view a of fig. 1.
The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
1-water accumulation back adhesive, 2-touch screen cover plate, 3-optical adhesive, 4-touch screen functional sheet, 5-optical adhesive, 6-shielding film, 7-copper foil, 8-conductive foam, 9-optical adhesive, 10-antireflection film, 11-optical adhesive, 12-highlight liquid crystal screen and 13-touch screen component.
Detailed Description
It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1 and 2, the military easy-assembly highlight touch display module comprises a touch screen assembly 13, a shielding film 6, an anti-reflection film 10 and a highlight liquid crystal screen 12, wherein one side of the shielding film 6 is attached to the back of the touch screen assembly 13 through an optical adhesive 5, the front side of the anti-reflection film 10 is attached to the back of the shielding film 6 through an optical adhesive 9, the back of the anti-reflection film 10 is attached to the front side of the highlight liquid crystal screen 12 through an optical adhesive 11, the anti-reflection film 10 and the highlight liquid crystal screen 12 have the same area and are arranged in a frame alignment manner, the area of the shielding film 6 is larger than that of the highlight liquid crystal screen 12, a copper foil 7 with a conductive back adhesive is annularly attached to the back of the shielding film 6 extending from the periphery of the highlight liquid crystal screen 12, and conductive foam 8 is attached to the copper foil 7.
The touch screen assembly 13 comprises a touch screen cover plate 2 and a touch screen functional sheet 4, the touch screen cover plate 2 is connected with the touch screen functional sheet 4 through full lamination of optical cement 3, and a shielding film 6 is laminated on the back of the touch screen functional sheet 4.
2 front sides of touch-sensitive screen apron are all around the ring subsides have and are used for installing ponding gum 1 on the casing, fix whole high bright touch display module assembly of easily assembling on the casing through ponding gum 1.
The back of the conductive foam 8 is also provided with conductive adhesive adhered to the shell, and the conductive foam 8 is in contact with the shell, so that the electromagnetic shielding performance is enhanced.
The periphery of the shielding film 6 is equivalent to the unilateral retraction of the touch screen functional sheet 4 by 0.2-0.5 mm.
In this embodiment, the optical adhesives 3, 5, 9, and 11 are OCA optical adhesives; the shielding film 6 is an ITO conductive film.
During the use, will the utility model discloses install on the casing, ponding gum 1 is pasted with the casing front side and is linked to each other, and electrically conductive bubble cotton 8 passes through the conducting resin with the casing rear side and links to each other.
The above embodiment numbers of the present invention are only for description, and do not represent the advantages and disadvantages of the embodiments.
The above is only the preferred embodiment of the present invention, and not the scope of the present invention, all the equivalent structures or equivalent flow changes made by the contents of the specification and the drawings or the direct or indirect application in other related technical fields are included in the patent protection scope of the present invention.
Claims (8)
1. The utility model provides a high bright touch display module assembly of military easy equipment, includes touch-sensitive screen subassembly, shielding film, anti-reflection film and high bright LCD screen, its characterized in that: one side of the shielding film is attached to the back face of the touch screen assembly through optical cement, the front side face of the anti-reflection and anti-reflection film is attached to the back face of the shielding film through the optical cement, the back face of the anti-reflection and anti-reflection film is attached to the front side face of the highlight liquid crystal screen through the optical cement, the anti-reflection and anti-reflection film and the highlight liquid crystal screen are identical in area and are installed in an aligned mode, the area of the shielding film is larger than that of the highlight liquid crystal screen, copper foils with conductive back glue are attached to the back faces of the shielding films extending out of the periphery of the highlight liquid crystal screen in a surrounding mode, and conductive foam.
2. The easy-to-assemble highlight touch display module of claim 1, wherein: the touch screen assembly comprises a touch screen cover plate and a touch screen functional sheet, the touch screen cover plate is connected with the touch screen functional sheet through optical cement in a full-laminating mode, and the shielding film is attached to the back face of the touch screen functional sheet.
3. The easy-to-assemble highlight touch display module of claim 2, wherein: and accumulated water back glue used for being installed on the shell is annularly pasted on the periphery of the front side of the touch screen cover plate.
4. The easy-to-assemble highlight touch display module of claim 3, wherein: and the back surface of the conductive foam is also provided with conductive adhesive adhered to the shell.
5. The easy-to-assemble highlight touch display module of claim 3, wherein: the periphery of the shielding film is equivalent to the inner shrinkage of a single side of the touch screen functional sheet by 0.2-0.5 mm.
6. The easy-to-assemble highlight touch display module of claim 1, wherein: the anti-reflection film is an AR film.
7. The easy-to-assemble highlight touch display module of any of claims 1-6, wherein: the optical cement is OCA optical cement.
8. The easy-to-assemble highlight touch display module of any of claims 1-6, wherein: the shielding film is an ITO conductive film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020683264.2U CN211669626U (en) | 2020-04-29 | 2020-04-29 | High bright touch display module assembly of military easy equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020683264.2U CN211669626U (en) | 2020-04-29 | 2020-04-29 | High bright touch display module assembly of military easy equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211669626U true CN211669626U (en) | 2020-10-13 |
Family
ID=72743635
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020683264.2U Expired - Fee Related CN211669626U (en) | 2020-04-29 | 2020-04-29 | High bright touch display module assembly of military easy equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211669626U (en) |
-
2020
- 2020-04-29 CN CN202020683264.2U patent/CN211669626U/en not_active Expired - Fee Related
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201013 |
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| CF01 | Termination of patent right due to non-payment of annual fee |