CN203838454U - WO3-Ta2O5-NiO solid state composite electrochromism glass device - Google Patents

Abstract

The utility model discloses a WO3-Ta2O5-NiO solid state composite electrochromism glass device. The device is mainly composed of a first substrate lining plate, a second substrate lining plate, a first transparent electric conduction layer, a second transparent electric conduction layer, an inorganic electrochromism layer, an inorganic ion electric conduction electron insulating material layer and an inorganic ion storage layer. The first substrate lining plate and the second substrate lining plate are two layers of FTO glass, and electric conduction layers of the two layers of FTO glass are the first transparent electric conduction layer and the second transparent electric conduction layer, wherein the first transparent electric conduction layer and the second transparent electric conduction layer are arranged oppositely. The inorganic electrochromism layer, the inorganic ion electric conduction electron insulation material layer and the inorganic iron storage layer are sequentially arranged between the first transparent electric conduction layer and the second transparent electric conduction layer. The inorganic electrochromism layer is made of WO3 material. The inorganic ion electric conduction electron insulating layer is made of Ta2O5 material. The inorganic ion storage layer is made of NiO material. The device is low in cost, simple in manufacturing technology, good in color changing effect, short in response time, not prone to be damaged and suitable for large-area production, and the light transmissivity of a finished product is high.

Description

WO 3-Ta 2o 5-NiO solid union Electrochromic glass device

Technical field

The utility model belongs to the processing technique field of energy-saving glass, is specifically related to adopt Ta ₂o ₅material is as a kind of WO of inorganic ions conduction electrons insulation material layer ₃-Ta ₂o ₅-NiO solid union Electrochromic glass device.

Background technology

Window is the main path of buildings energy loss---approximately have 30%～50% energy to run off by window, therefore the energy-conservation importance of glass has just highlighted out.

On Vehicles Collected from Market, the most popular energy-saving glass is a kind of glass that is low-launch-rate (low-E), the surface of this glass is coated with silver and metal oxygen (nitrogen) compound film, wavelength coverage is had to very high reflectivity (>90% conventionally) at the far infrared of 4.5～25 μ m, sometimes also make double layer glass, be filled with therein inert gas further to improve its heat-proof quality.Although this low-E glass technology can be down to heat transfer coefficient 2.0W/ (m ²k) below, but what adopt due to it is the static coating technique of fixing, and shading coefficient is non-adjustable, the radiations heat energy control of the sun is fixed, thereby can not be reached energy-conservation object to greatest extent.In 2011, Gentex company successfully introduces electrochomeric glass product to the market, but its electrochromic material adopting is organic material, use liquid electrolyte, although manufacture craft is fairly simple, cost is lower, but due to the instability of organic material be subject to ultravioletly to affect greatlyr, is not suitable for use in the exterior wall glass of buildings.Therefore all solid state large area electrochomeric glass technology that, exploitation is applicable to external wall has become trend of the times.

Summary of the invention

Technical problem to be solved in the utility model is to have overcome the problem that prior art exists, and employing Ta is provided ₂o ₅membraneous material is as a kind of WO of inorganic ions conduction electrons insulation material layer ₃-Ta ₂o ₅-NiO solid union Electrochromic glass device, the light transmission rate of this Electrochromic glass device can change and change with extraneous light intensity, reaches the brightness of automatic adjusting indoor illumination, saves the object of the energy.

For solving the problems of the technologies described above, the utility model is to adopt following technical scheme to realize, and accompanying drawings is as follows:

A kind of WO ₃-Ta ₂o ₅-NiO solid union Electrochromic glass device, mainly by first, second substrate liner plate (1,7), first, second transparency conducting layer (2,6), inorganic electrochromic layer (3), inorganic ions conduction electrons insulation material layer (4) and inorganic ions store layer (5) composition;

Described first, second substrate liner plate (1,7) be two-layer FTO glass, the conductive layer of two-layer FTO glass is first, second transparency conducting layer (2 being oppositely arranged, 6), in the middle of first, second transparency conducting layer (2,6), be provided with successively inorganic electrochromic layer (3), inorganic ions conduction electrons insulation material layer (4) and inorganic ions and store layer (5).

Described inorganic electrochromic layer (3) adopts WO ₃material.

Described inorganic ions conduction electrons insulation material layer (4) adopts Ta ₂o ₅material.

Described inorganic ions stores layer (5) and adopts NiO material.

One end of described first, second transparency conducting layer (2,6) is connected with wire respectively, forms closed circuit with battery, switch, adjustable resistance.

Described WO ₃-Ta ₂o ₅the both sides of-NiO solid union Electrochromic glass device are provided with epoxy resin (8), and epoxy resin (8) is for packing.

Compared with prior art the beneficial effects of the utility model are:

The WO of the utility model utility model ₃-Ta ₂o ₅the WO that-NiO solid union Electrochromic glass device is used ₃film, Ta ₂o ₅film, NiO film are with low cost, and manufacture craft is simple, and finished product light transmission rate is high, and color changeable effect is good, and the reaction time is fast, and not perishable, are applicable to large area and produce.

Brief description of the drawings

Below in conjunction with Figure of description, the utility model is further described:

Fig. 1 is the utility model WO ₃-Ta ₂o ₅-NiO solid union Electrochromic glass device structural representation.

In figure:

1. the first substrate liner plate; 2. the first transparency conducting layer; 3. inorganic electrochromic layer; 4. inorganic ions conduction electrons insulation material layer; 5. inorganic ions stores layer; 6. the second transparency conducting layer; 7. the second substrate liner plate; 8. epoxy resin; 9. power supply.

Embodiment

Below in conjunction with accompanying drawing, the utility model is described further:

First, second substrate liner plate of this device is made up of two-layer FTO glass, and FTO glass is the " SnO of doped with fluorine ₂electro-conductive glass ", the conductive layer of two-layer FTO glass is relative, and centre is inorganic electrochromic layer, inorganic ions conduction electrons insulation material layer and inorganic ions accumulation layer successively.Inorganic electrochromic layer adopts WO ₃material, inorganic ions conduction electrons insulation material layer adopts Ta ₂o ₅material, inorganic ions accumulation layer adopts NiO material.

WO ₃-Ta ₂o ₅the sealing of-NiO solid union Electrochromic glass device, the encapsulant of drawing wire is epoxy resin, epoxy resin is cheap.

Consult Fig. 1, at the upper NiO that plates layer of transparent suitable thickness by electrochemical method of conductive layer (the second transparency conducting layer 6) of FTO glass, NiO stores layer 5 as inorganic ions, after insertion lithium ion completes, passes through magnetically controlled sputter method sputter last layer Ta again ₂o ₅, Ta ₂o ₅as inorganic ions conduction electrons insulation material layer 4, (as the Ta of inorganic ions conduction electrons insulation material layer ₂o ₅can not cover the area that exceedes inorganic ions storage layer NiO), then anneal with uniform temperature.Plate one deck WO by sol-gal process in the above again ₃, WO ₃as inorganic electrochromic layer 3, (as the WO of inorganic electrochromic layer ₃can not cover the Ta that exceedes inorganic ions conduction electrons insulation material layer ₂o ₅area), the relative also clamping of conductive layer (the first transparency conducting layer 2) last and another sheet FTO glass, consults Fig. 1, draws (two copper cash respectively with first, second transparency conducting layer 2,6) be connected with copper cash).In the situation that guaranteeing that copper cash is not connected with inorganic ions conduction electrons insulation course 4, to pack at both sides sealing with epoxy resin 8, above step all operates under nitrogen environment.

Consult connected mode in Fig. 1, battery, switch, adjustable resistance are connected with the device of making.Closed circuit, regulate voltage that adjustable resistance makes device two ends to change between-2V～2V, under electric field action, lithium ion arrives inorganic electrochromic layer 3 from inorganic ions storage layer 5 through inorganic ions conduction electrons insulation material layers 4 and reaches colour change function, then adds reverse voltage and fades.

In the time that outdoor intensity of illumination is high, photoresistance resistance diminishes, and the voltage being added on electrochomeric glass increases, and causes its variable color, and the variable color time, variable color device maintained without electric weight at 0.1-1 second, can reach energy-conservation object.Wish is faded, and only needs to add certain reverse voltage.

In circuit, comprise hand switch, can closing switch in uninhabited situation allow this solid-state Electrochromic glass device quit work at home and reach further energy-conservation object.

Claims (6)

1. a WO ₃-Ta ₂o ₅-NiO solid union Electrochromic glass device, is characterized in that:

Mainly store layer (5) composition by first, second substrate liner plate (1,7), first, second transparency conducting layer (2,6), inorganic electrochromic layer (3), inorganic ions conduction electrons insulation material layer (4) and inorganic ions;

Described first, second substrate liner plate (1,7) be two-layer FTO glass, the conductive layer of two-layer FTO glass is first, second transparency conducting layer (2 being oppositely arranged, 6), in the middle of first, second transparency conducting layer (2,6), be provided with successively inorganic electrochromic layer (3), inorganic ions conduction electrons insulation material layer (4) and inorganic ions and store layer (5).

2. a kind of WO according to claim 1 ₃-Ta ₂o ₅-NiO solid union Electrochromic glass device, is characterized in that:

Described inorganic electrochromic layer (3) adopts WO ₃material.

3. a kind of WO according to claim 1 ₃-Ta ₂o ₅-NiO solid union Electrochromic glass device, is characterized in that:

Described inorganic ions conduction electrons insulation material layer (4) adopts Ta ₂o ₅material.

4. a kind of WO according to claim 1 ₃-Ta ₂o ₅-NiO solid union Electrochromic glass device, is characterized in that:

Described inorganic ions stores layer (5) and adopts NiO material.

5. a kind of WO according to claim 1 ₃-Ta ₂o ₅-NiO solid union Electrochromic glass device, is characterized in that:

One end of described first, second transparency conducting layer (2,6) is connected with wire respectively, forms closed circuit with battery, switch, adjustable resistance.

6. a kind of WO according to claim 1 ₃-Ta ₂o ₅-NiO solid union Electrochromic glass device, is characterized in that:

Described WO ₃-Ta ₂o ₅the both sides of-NiO solid union Electrochromic glass device are provided with epoxy resin (8), and epoxy resin (8) is for packing.