CN202228932U

CN202228932U - White board

Info

Publication number: CN202228932U
Application number: CN2011203989652U
Authority: CN
Inventors: 朴泰俊
Original assignee: JIN CHENGLAI
Current assignee: JIN CHENGLAI
Priority date: 2011-10-19
Filing date: 2011-10-19
Publication date: 2012-05-23
Anticipated expiration: 2021-10-19

Abstract

The utility model discloses a white board, which comprises roller coating electronic luminous paper. A transparent protective layer is adhered to the surface of the roller coating electronic luminous paper. The roller coating electronic luminous paper is structurally composed of a flexible polyester transparent thin film, a front electrode layer, a fluorescent layer, a dielectric layer, a back electrode layer and a moisture and ultraviolet protection layer. The front electrode layer formed by indium tin oxid with good light-admitting quality and electrical conductivity is coated on the back of the polyester transparent thin film. The fluorescent layer is formed on the back of the front electrode layer. The dielectric layer formed by high polymer resin with good electric conduction and penetrativity is coated on the back of the fluorescent layer. The back electrode layer formed by metal materials with good reflection property is formed on the back of the dielectric layer and reflects the light transmitted by the fluorescent layer and penetrating through the dielectric layer. The moisture and ultraviolet protection layer is formed on the back of the back electrode layer. The white board can be used outdoors at night or in places where lighting facilities are not available.

Description

Blank

Technical field

The utility model relates to a kind of simple and easy blank.

Background technology

In the prior art, blank mainly is to be made up of the material that plank, iron sheet etc. does not have a characteristics of luminescence.Its structure is as shown in Figure 1, does base plate 31 with plank, and base plate 31 1 sides are adhered to and play fixed supporting role and adsorbing iron sheet 32, attach smooth plank 33 materials that one deck is handled through frosted on the iron sheet 32, through frame 34 each layer is fixed into integral body then.Existing product has advantages such as use, simple installation repeatedly, but, particularly there be not the local of lighting installation to be inconvenient to use at night.

Summary of the invention

The technical problem that the utility model will solve provides a kind of luminous simple and easy blank, and it is can be at night outdoor or do not have the place of lighting installation to use.

In order to solve the problems of the technologies described above, the technical scheme of the utility model is:

A kind of blank comprises that roller applies electron luminescence paper, and roller applies electron luminescence paper surface attachment protective clear layer; Roller applies constituting of electron luminescence paper: it comprises the polyester transparent film of flexible nature; The front electrode layer that is made up of light transmission and the good tin indium oxide of electric conductivity is smeared at the back side of polyester transparent film; The back side at the front electrode layer forms fluorescence coating; Smear the dielectric layer that constitutes by electric conductivity and the good macromolecule resin of penetrability at the back side of fluorescence coating; Form the backplate layer that is made up of reflecting properties good metal material at the back side of dielectric layer, reflection is sent by fluorescence coating and the light through dielectric layer; And the back side of backplate layer forms blocks moisture and ultraviolet protective layer.

Further, said protective clear layer adopts the PET material to process.

Further, the oxide protective layer that prevents the oxidation of backplate layer is set between said backplate layer and the protective layer.

Again further, said oxide protective layer is the metal film of being processed by platinum, gold, silver or carbon materials.

Further, said dielectric layer adopts the polyester macromolecule resin material.

Further, said backplate layer adopts aluminium to process.

Further, the thickness of said polyester transparent film is 50～150um, and electric treatment is prevented at its back side.

Further, said dielectric layer thickness is 30～70um.

Though the utility model is the same with existing blank at aspects such as expression effect, installation/simplicity of operation, saving spaces; But the roller that adopts characteristics such as having high brightness, face is luminous applies the novel blank of electron luminescence paper as backlight, and is can be at night outdoor or do not have the place of lighting installation to use.The storage battery or the battery of vehicle capable of using when emergency situation or outage, experience disaster use blank as simple and easy lighting apparatus in addition.

Description of drawings

Below in conjunction with accompanying drawing the specific embodiment of the utility model is done further detailed explanation:

Fig. 1 is the structural representation of prior art blank.

Fig. 2 is the structural representation (containing fixed head) of a kind of specific embodiment of the utility model.

Fig. 3 is the structural representation (not containing fixed head) of the another kind of specific embodiment of the utility model.

Fig. 4 is the structural representation (oxygen-free protective layer) that roller applies a kind of specific embodiment of electron luminescence paper among Fig. 2.

Fig. 5 applies the structural representation (containing oxide protective layer) of the another kind of specific embodiment of electron luminescence paper for roller among Fig. 2.

Fig. 6 shows the characteristics of luminescence sketch map that roller applies electron luminescence paper.

Among the figure: 11 transparent membranes, 12 front electrode layers, 13 fluorescence coatings, 14 dielectric layers, 15 backplate layers; 16 protective layers, 21 oxide protective layers, 31 base plates, 32 iron sheets, 33 planks; 34 frames, 41 PVC plates, 42 rollers apply electron luminescence paper, 43 PET films, 44 frames.

The specific embodiment

Fig. 2 shows the overall structure of a kind of embodiment of simple and easy blank, more precisely, shows its section structure.According to this embodiment, blank comprises fixed head, and said fixed head one side attachment roller applies electron luminescence paper 42 (the English LERP of abbreviation), and roller applies electron luminescence paper 42 surface attachment protective clear layers.

Fig. 3 shows the overall structure of the another kind of embodiment of simple and easy blank, more precisely, shows its section structure.According to this embodiment, blank comprises that roller applies electron luminescence paper 42, and roller applies electron luminescence paper 42 surface attachment protective clear layers.

Roller applies constituting of electron luminescence paper: comprising polyester transparent film 11, is a kind of of the good macromolecule membrane of flexibility, penetrability and hear resistance; Front electrode layer 12 forms in the back side of polyester transparent film 11 by having the good tin indium oxide of electric conductivity and light transmission (ITO) applying material; Fluorescence coating 13 is formed at the back side of front electrode layer 12; Dielectric layer 14, the back side that is applied in fluorescence coating 13 by electric conductivity and the good macromolecule resin of penetrability forms; Backplate layer 15 forms at the back side of dielectric layer 14, is made up of reflecting properties good metal material, and the light of dielectric layer 14 is sent and passed through in reflection by fluorescence coating 13; Protective layer 16, the back side of electrode layer 15 forms overleaf, blocks moisture and ultraviolet ray; Front electrode layer 12 and backplate layer 15 make the light-emitting phosphor of specific pixel through external voltage.

In particular, the thickness of above-mentioned polyester transparent film 11 is 50～150um, suitably extrudes according to purposes, and one side is prevented electric treatment therein.In addition, in the heat treatment process,, need under about 150 ℃ of conditions, to carry out the heat treatment about 30 minutes during fabrication in order to reduce the influence of thermal contraction.

At above-mentioned front electrode layer 12, consider light transmittance, it is that tin indium oxide, thickness are that the nesa coating of hundreds of～thousands of dusts forms by material.The sheet resistance expectation setting value of tin indium oxide is every square of tens of～hundreds of ohms.

Above-mentioned dielectric layer 14 is to utilize plasticizer to make latex after the macromolecule resin with the resin system of polyester changes into solvent, with the thickness printing of about 30～70um, under 100～140 ℃, forms in dry 30 minutes.The expectation setting value of the penetration of dielectric layer 14 is 70～80%.

Above-mentioned backplate layer 15 is that 90～99% good aluminum constitutes by the light reflectance.Consider that the aluminium that constitutes above-mentioned backplate layer 15 has oxidation characteristic; Fig. 5 shows the structural representation that roller applies the another kind of specific embodiment of electron luminescence paper; Different with Fig. 4 is can add the oxide protective layer 21 that is made up of metal films such as platinum, gold, silver or carbon elements between backplate layer 15 and the protective layer 16.

As shown in Figure 6, be benchmark with fluorescence coating 13, by the light that fluorescence coating 13 sends, 50% passes toward the front electrode direction, and 50% remaining biography is toward the backplate direction.At this moment, pass the dielectric layer 14 that has the 70-80% through characteristic to the light transmission of back side electrode direction, arrive backplate layer 15.Backplate layer 15 is made up of the aluminum metal with reflection characteristic of 90～99%, to dielectric layer 14 reflection rays.See through the light of dielectric layer 14 reflections, see through fluorescence coating 13, front electrode layer 12 and transparent membrane 11 and be transmitted into the outside.Visible with this, through the light that transmits to backplate in the light that sends on the reflected fluorescent light layer 13, see through front electrode layer 12 and be transmitted into the outside.Under same drive condition, to compare with existing inorganic el element, roller applies electron luminescence paper and has high brightness characteristic.

Blank edge shown in above-mentioned Fig. 2 also is provided with frame 44, is used for blank and support is fixed.

Blank fixed head shown in above-mentioned Fig. 2 is a PVC plate 41.

Above-mentioned Fig. 2, the blank protective clear layer shown in 3 are the polyester transparent film 43 (the English PET of abbreviation film) with protective effect.

Utility model shown in Fig. 3 can be used as simple and easy lighting apparatus and uses, and is flexible.

The utility model adopts the roller with high brightness characteristics to apply electron luminescence paper 42 as backlight; Compare with existing blank; Outdoor or with the obvious advantage when not having the place of lighting installation to use at night; And the utility model form is versatile and flexible, can make multiple size and figure, also can carry out regularly, gradually goes out, the setting of effect such as flicker.

Claims

1. a blank is characterized in that: apply electron luminescence paper surface attachment protective clear layer at roller;

Roller applies constituting of electron luminescence paper: it comprises the polyester transparent film of flexible nature; The front electrode layer that is made up of light transmission and the good tin indium oxide of electric conductivity is smeared at the back side of polyester transparent film; The back side at the front electrode layer forms fluorescence coating; Smear the dielectric layer that constitutes by electric conductivity and the good macromolecule resin of penetrability at the back side of fluorescence coating; Form the backplate layer that is made up of reflecting properties good metal material at the back side of dielectric layer, reflection is sent by fluorescence coating and the light through dielectric layer; And the back side of backplate layer forms blocks moisture and ultraviolet protective layer.

2. blank according to claim 1 is characterized in that: said protective clear layer adopts the PET material to process.

3. according to the arbitrary described blank of claim 1～2, the oxide protective layer that prevents the oxidation of backplate layer is set between said backplate layer and the protective layer.

4. blank according to claim 3 is characterized in that: said oxide protective layer is the metal film of being processed by platinum, gold, silver or carbon materials.

5. according to the arbitrary described blank of claim 1～2, it is characterized in that: said dielectric layer adopts the polyester macromolecule resin material.

6. according to the arbitrary described blank of claim 1～2, it is characterized in that: said backplate layer adopts aluminium to process.

7. according to the arbitrary described blank of claim 1～2, it is characterized in that: the thickness of said polyester transparent film is 50～150um, and electric treatment is prevented at its back side.

8. according to the arbitrary described blank of claim 1～2, said dielectric layer thickness is 30～70um.