CN105047101A - Hidden display panel - Google Patents

Hidden display panel Download PDF

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Publication number
CN105047101A
CN105047101A CN201510493854.2A CN201510493854A CN105047101A CN 105047101 A CN105047101 A CN 105047101A CN 201510493854 A CN201510493854 A CN 201510493854A CN 105047101 A CN105047101 A CN 105047101A
Authority
CN
China
Prior art keywords
display panel
dope layer
light
bottom board
plastic bottom
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201510493854.2A
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Chinese (zh)
Inventor
顾斌
朱传鑫
王少华
肖正辉
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
DEA General Aviation Holding Co Ltd
Original Assignee
DEA General Aviation Holding Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by DEA General Aviation Holding Co Ltd filed Critical DEA General Aviation Holding Co Ltd
Priority to CN201510493854.2A priority Critical patent/CN105047101A/en
Publication of CN105047101A publication Critical patent/CN105047101A/en
Pending legal-status Critical Current

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Abstract

The invention relates to a hidden display panel. The hidden display panel comprises a plastic bottom plate and a composite film composited to the outer side face of the plastic bottom plate. The composite film comprises a light-pervious plastic film, a light-color first coating layer and at least one dark-color second coating layer, wherein the inner side face of the plastic film is coated with the first coating layer, and the inner side face of the first coating layer is coated with the second coating layers. Graph models displayed as characters or graphs are reserved on the dark-color second coating layers and composed of strokes. Lamp sources corresponding to the strokes are arranged on the inner side face of the plastic bottom plate which is a semitransparent black bottom plate. Thus, the semitransparent black bottom plate serves as a light-pervious base, and the light channeling phenomenon caused when the light-color first coating layer is applied is eliminated. Due to the characteristics and advantages of the hidden display panel, the hidden display panel can be applied to lamp display panels.

Description

Concealed display panel
Technical field
The present invention relates to a kind of concealed display panel, particularly a kind of outside surface is shown as the panel of light color such as white, but after providing electric signal to the lamp body be positioned at inside described panel, can show luminous word or figure etc. on the panel.
Background technology
On multiple consumer, particularly multifunction electric device all has the viewing area for display device duty, usual described viewing area is made up of display screen such as light-emitting diode display.But the LED display exposed can be damaged owing to being subject to the impact of dust or moisture for a long time, and arranges the integrality that described LED display can destroy described equipment appearance on shell body, affects the appearance of equipment.Along with people are to the pursuit day by day of the consumer particularly aesthetic appearance of the household appliances of daily frequent use, while people wish that electric equipment products can keep original Presentation Function, also wish that electric equipment products have complete, beautiful outward appearance.
For above-mentioned technical matters, have developed a kind of structure of concealed display panel in recent years, a kind of cross-sectional view of the panel be applied on electrical device product as shown in Figure 1, described panel comprises transparent plastic bottom board 1 and is compounded in the transparent thin layer 2 on described plastic bottom board 1 lateral surface, the inner side of described thin layer 2 is coated with the first coating 3 of light color, the second dark coating 4 is also coated with in the inner side of described first coating 3, in the second coating of described dark color, 4 reserve stroke 40 region, the coating of the second dark coating is not applied in described stroke 40 region, the inner side of plastic bottom board 1 is provided with LED lamp a.Like this, the shadow basically identical with the shape of described stroke 40 can be observed in the outside of described panel when described LED lamp a is luminous.If arrange multiple described stroke 40 region such as arrange seven stroke regions that can form 8 font artworks, these multiple described shadows so just can be allowed when controlling the described LED lamp a sequence of light in different stroke 40 region to be combined into and multiple to there is the word of specific meanings or the word of pattern such as 0 to 8.And when not sending electric signal to described LED lamp a, the above-mentioned word in 8 font artworks or pattern can not be observed in the outside of described panel.By the concealed display structure of above-mentioned disclosure, the requirement showing word or pattern on the panel can be met, the integrality of described panel appearance can also be kept.
But the greatest problem that above-mentioned concealed display panel occurs alters optical issue, namely when some stroke 40 regions are luminous, contiguous stroke 40 region without the need to display also there will be the shadow of certain brightness, and the word causing different stroke 40 to form or pattern seem relative fuzzy and cause display ambiguous.Such as need the content shown to be word 3, relatively dark shadow also appears in two of word 3 left side opening thus the content of actual displayed or picture 8.
Summary of the invention
For above-mentioned technical matters, the present inventor is research experiment repeatedly, a kind of novel concealed display panel is proposed, comprise plastic bottom board and be compounded in the laminated film on described plastic bottom board lateral surface, the second dope layer of the plastic sheeting that described laminated film comprises printing opacity, the first dope layer of light color that described plastic sheeting medial surface applies and at least one layer depth look in the coating of the inner side of the first dope layer of described light color; It is characterized in that, second dope layer of described dark color reserves the artwork being shown as word or figure, these artworks are made up of stroke, and the medial surface of described plastic bottom board is provided with the lamp source corresponding respectively to described stroke, and described plastic bottom board is translucent black floor.
Wherein, described in it should be noted that, " inner side ", " outside " are relative orientation titles, and when described erecting of panel is applied to after on equipment, the side towards user is outside, and relative side is inner side.
Wherein, the first dope layer of described light color can be light grey, also can be the dope layer of ivory buff, canescence, porcelain white or milky etc.The color depth of the first dope layer of described light color is less than the second dope layer of described dark color.
Wherein, second dope layer of described dark color reserves the artwork being shown as word or figure, also the coating not coating the second dark dope layer in described artwork position is just said, from the inner side of described laminated film, exposed outside the first dope layer of described light color by described artwork.
Wherein, described plastic bottom board is the base plate of translucent black, and plastic bottom board through a part of visible ray, but can only clearly not observe described laminated film by it for this reason.
According to technique scheme, compared with prior art, beneficial effect of the present invention is:
1. owing to reserving the artwork being shown as word or figure on the second dope layer of described dark color, these artworks are made up of stroke, the medial surface of described plastic bottom board is provided with the lamp source corresponding respectively to described stroke, like this, when described light source luminescent, form luminescence display region in the region of the corresponding stroke of described first dope layer, on described first dope layer, namely can demonstrate luminous stroke on the panel for this reason.
2. due to base plate that described plastic bottom board is translucent black, described plastic bottom board can allow the light in described lamp source pass through and be irradiated on described first dope layer for this reason, but simultaneously also can reduce or avoid light to form refraction thereon, thus also just reduce or avoid occurring altering optical phenomenon between the luminescence display region of described first dope layer and make word or pattern displaying smudgy.Use the described base plate of translucent black can also avoid the phenomenon of the light color changing described lamp source.Even if described first dope layer uses light-coloured coating for this reason, still correctly, clearly word or pattern can be shown thereon.
Further technical scheme is, the transmittance of described plastic bottom board is about 70% ~ 92%.
Further technical scheme is, the second dope layer of described dark color is black or grey.
Further technical scheme is, the light transmission part corresponding to described artwork of described plastic bottom board is less than the thickness of all the other alternatively non-transparent parts.
Further technical scheme is, the thickness of described light transmission part only has 30% to 70% of the thickness of all the other alternatively non-transparent parts described.
Further technical scheme is, when the second dope layer of described dark color is not blackwash layer, at least be coated with the black box layer forming black box line again in the outer edge position of described stroke, described black box layer is positioned at outside or the inner side of the second dope layer of described dark color.
Further technical scheme is, also comprise optical channel integrated, be provided with the discrete optical channel corresponding respectively to described stroke during described optical channel is integrated, in described discrete optical channel, be respectively arranged with described light source, the integrated inner side being fitted in described plastic bottom board of described optical channel.
Because the present invention has These characteristics and advantage, can be applied on light display panel for this reason.
Accompanying drawing explanation
Fig. 1 is the cross-sectional view of the concealed display panel be applied in prior art on electrical device product;
Fig. 2 is the Facad structure schematic diagram of the concealed display panel of application technical solution of the present invention, just can demonstrate the word shown in Fig. 2 or pattern during light energising;
Fig. 3 is the cross-sectional view in the A-A direction in Fig. 2.
Embodiment
Be further described below in conjunction with the structure of accompanying drawing to the concealed display panel of application technical solution of the present invention.
As shown in Figures 2 and 3, the concealed display panel that a kind of electric cooker uses, comprises plastic bottom board 1 and is compounded in the laminated film 5 on described plastic bottom board 1 lateral surface.
Wherein, described laminated film 5 comprises the plastic sheeting 2 of printing opacity, the medial surface of described plastic sheeting 2 is coated with the first dope layer 3 of white, applies the second dope layer 4 of one deck dark color in the inner side of the first dope layer 3 of described white.In the present embodiment, second dope layer 4 of described dark color can adopt the dark paint such as blackwash or grey, second dope layer 4 of described dark color reserves artwork (6, the 7) region being shown as word or figure, that is, the coating of the second dark dope layer 4 is not coated in described artwork (6,7) position, region, from the inner side of described laminated film 5, expose outside described first dope layer 3 by described artwork (6,7).The structural principle of described artwork (6,7) is consistent, further illustrates below for the structure of described artwork 6.As shown in Figure 2, described artwork 6 comprises seven stroke 60 regions of formation 8 word, and each described stroke 60 is spaced from each other, and the medial surface of described plastic bottom board 1 is provided with multiple lamp source a, a corresponding described stroke 60 of described lamp source a.When the light of described lamp source a passes the stroke 60 corresponding to it, this stroke 60 having light can be observed accordingly in the outside of described panel.Like this, control quantity and the position of described lamp source a luminescence, namely can control to demonstrate different strokes on the panel and also namely form different word such as 1 to 8.
Wherein, described plastic bottom board 1 is translucent black floor, and further, the transmittance of described plastic bottom board 1 is about 70% ~ 92%.Like this, described plastic bottom board 1 can only through a part of visible ray, but can not clearly observe described laminated film 5 outside it through it.Like this, described plastic bottom board 1 can allow the light of described lamp source a pass through and be irradiated on described first dope layer 3, but simultaneously also can reduce or avoid light to form refraction on described plastic bottom board 1, thus also just reduce or avoid occurring altering optical phenomenon between the stroke of light on described first dope layer 3 and make word or pattern displaying smudgy.Use base plate 1 described in translucent black can also avoid the phenomenon of the light color changing described lamp source a.Even if described first dope layer 3 uses whitewash for this reason, still correctly, clearly word or pattern can be shown thereon.
In order to improve the further technical approach of artwork pattern that can form light on described first dope layer 2 be, described artwork (6, the 7) region that corresponds to of described plastic bottom board 1 is provided with depressed area 11, described depressed area 11 forms the light transmission part in corresponding described artwork (6,7) region, like this, described plastic bottom board 1 is less than the thickness of all the other alternatively non-transparent parts corresponding to the light transmission part of described artwork (6,7).Further technical scheme is, the thickness of described light transmission part only has 30% to 70% of the thickness of all the other alternatively non-transparent parts described.
And in order to can the described stroke 60 of clear display, strengthen the sharpness on described stroke 60 border, further technical scheme is, when the second dope layer 4 of described dark color is not blackwash layer, be coated with the black box layer forming black box line more again in the outer edge position of described stroke 60, described black box layer is positioned at outside or the inner side of the second dope layer 4 of described dark color.
Further technical scheme is, in the inner side of described plastic bottom board 1, laminating is provided with optical channel integrated 8.Described optical channel integrated 8 comprises dark lighttight support 80, is provided with the discrete optical channel 81 corresponding respectively to described stroke 60 in described support 80, and described lamp source a is separately positioned in described discrete optical channel 81.Because described support 8 is dark opaque, like this, described discrete optical channel 81 can make the light cover of lamp source a to corresponding to it, on the described stroke 60 that should show, the light can avoiding or reduce described lamp source a is irradiated to surrounding diffusion on the stroke 60 that should not show, thus described artwork (6,7) also just can be made correctly, clearly to show by specific meanings.
According to technique scheme, the present invention mainly solves the basis utilizing described translucent black plastic base plate 1 as printing opacity, what solution occurred when applying the ground floor dope layer of light color alters optical phenomenon, for this reason according to thinking of the present invention, the ground floor dope layer of described light color can adopt the dope layer of the unusual light colour such as ivory buff, canescence, porcelain white or milky, and meeting appearance is the consumption demand that light colour is shown special preference to.

Claims (8)

1. concealed display panel, comprise plastic bottom board and be compounded in the laminated film on described plastic bottom board lateral surface, the second dope layer of the plastic sheeting that described laminated film comprises printing opacity, the first dope layer of light color that described plastic sheeting medial surface applies and at least one layer depth look in the coating of the inner side of the first dope layer of described light color; It is characterized in that, second dope layer of described dark color reserves the artwork being shown as word or figure, these artworks are made up of stroke, and the medial surface of described plastic bottom board is provided with the lamp source corresponding respectively to described stroke, and described plastic bottom board is translucent black floor.
2. concealed display panel according to claim 1, is characterized in that, the transmittance of described plastic bottom board is about 70% ~ 92%.
3. concealed display panel according to claim 1, is characterized in that, the second dope layer of described dark color is black or grey.
4. concealed display panel according to claim 1, is characterized in that, the light transmission part corresponding to described artwork of described plastic bottom board is less than the thickness of all the other alternatively non-transparent parts.
5. concealed display panel according to claim 4, is characterized in that, the thickness of described light transmission part only has 30% to 70% of the thickness of all the other alternatively non-transparent parts described.
6. according to the arbitrary described concealed display panel of Claims 1 to 5, it is characterized in that, when the second dope layer of described dark color is not blackwash layer, at least be coated with the black box layer forming black box line again in the outer edge position of described stroke, described black box layer is positioned at outside or the inner side of the second dope layer of described dark color.
7. according to the arbitrary described concealed display panel of Claims 1 to 5, it is characterized in that, also comprise optical channel integrated, the discrete optical channel corresponding respectively to described stroke is provided with during described optical channel is integrated, described light source is respectively arranged with, the integrated inner side being fitted in described plastic bottom board of described optical channel in described discrete optical channel.
8. according to the arbitrary described concealed display panel of Claims 1 to 5, it is characterized in that, the first dope layer of described light color can be light gray, ivory buff, canescence, porcelain white or milky dope layer.
CN201510493854.2A 2015-08-07 2015-08-07 Hidden display panel Pending CN105047101A (en)

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Application Number Priority Date Filing Date Title
CN201510493854.2A CN105047101A (en) 2015-08-07 2015-08-07 Hidden display panel

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CN201510493854.2A CN105047101A (en) 2015-08-07 2015-08-07 Hidden display panel

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107120817A (en) * 2017-04-28 2017-09-01 重庆瑞阳科技股份有限公司 A kind of Air-Conditioning Control Panel and preparation method thereof
CN107763824A (en) * 2017-09-15 2018-03-06 珠海格力电器股份有限公司 Display panel structure, air conditioner and display panel structure preparation method
CN108625123A (en) * 2017-03-20 2018-10-09 青岛海尔洗衣机有限公司 A kind of washing machine top case
CN109817102A (en) * 2017-11-20 2019-05-28 深圳创维数字技术有限公司 A kind of display panel and domestic electric appliance

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CN204256625U (en) * 2014-12-04 2015-04-08 华为技术有限公司 Printing opacity display structure part and terminal
CN104696873A (en) * 2015-02-06 2015-06-10 珠海格力电器股份有限公司 Lamp shade assembly, display device and electric pressure cooker
CN205038940U (en) * 2015-08-07 2016-02-17 德奥通用航空股份有限公司 Hidden display panel

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CN101626670A (en) * 2008-07-07 2010-01-13 胜德国际研发股份有限公司 Decorating plate
CN201836817U (en) * 2010-08-31 2011-05-18 比亚迪股份有限公司 Light guide device for indicating lamp and notebook computer device
CN102468074A (en) * 2010-10-28 2012-05-23 致伸科技股份有限公司 Keyboard
CN103927051A (en) * 2014-03-27 2014-07-16 南昌欧菲光学技术有限公司 Panel, method for forming concealed light hole of panel and touch screen with panel
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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108625123A (en) * 2017-03-20 2018-10-09 青岛海尔洗衣机有限公司 A kind of washing machine top case
CN107120817A (en) * 2017-04-28 2017-09-01 重庆瑞阳科技股份有限公司 A kind of Air-Conditioning Control Panel and preparation method thereof
CN107763824A (en) * 2017-09-15 2018-03-06 珠海格力电器股份有限公司 Display panel structure, air conditioner and display panel structure preparation method
CN109817102A (en) * 2017-11-20 2019-05-28 深圳创维数字技术有限公司 A kind of display panel and domestic electric appliance

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