CN111594023A - Light modulation glass assembly and light modulation window - Google Patents

Abstract

The present application discloses a light-adjustable glass assembly, comprising a light-adjustable glass, a first electrode, a second electrode, a first conductor and a second conductor. The first electrode is arranged on one side of the dimming glass, and the second electrode is arranged on the other side of the dimming glass. The first conductor is electrically connected to the first electrode, and the first conductor includes a first welding point, and the first welding point is connected to the first outer lead. The second conductor is electrically connected to the second electrode, and the second conductor includes a second welding point, and the second welding point is connected to the second outer lead. In the dimming glass assembly of the present application, electrodes are fixed and lead to the outside of the dimming glass assembly through the first conductor and the second conductor, so as to solve the phenomenon of uneven dimming and discoloration caused by the electrode voltage drop of the dimming glass.

Description

Dimming glass assembly and dimming windows

technical field

The present application relates to the technical field of dimming glass, in particular to a dimming glass assembly and a dimming window.

Background technique

At present, there is an electro-dimming function product applied to the side window glass of a rail car. It mainly integrates a liquid crystal dimming film in two pieces of glass, and is controlled by electrodes on both sides of the liquid crystal, so that it can be adjusted according to the external environment. Transmittance. The liquid crystal dimming film has two electrodes, and the two electrodes are respectively led out to an external control module through lead wires. For the liquid crystal dimming film, the voltage applied by the external control module is an important parameter for controlling the liquid crystal dimming film. If the voltage is unstable, uneven dimming and discoloration will occur. However, most of the existing electrodes use Indium Tin Oxides (ITO), which has a certain voltage drop, which makes the dimming and color changing effect of the liquid crystal dimming film uneven.

SUMMARY OF THE INVENTION

The embodiment of the present application provides a light-adjustable glass assembly, which solves the phenomenon of uneven color change caused by the electrode voltage drop of the current light-adjustable glass.

In order to solve the above technical problems, this application is implemented as follows:

In a first aspect, a light-adjustable glass assembly is provided, including a light-adjustable glass, a first electrode, a second electrode, a first conductor, and a second conductor. The first electrode is arranged on one side of the dimming glass, and the second electrode is arranged on the other side of the dimming glass. The first conductor is electrically connected to the first electrode, and the first conductor includes a first welding point, and the first welding point is connected to the first outer lead. The second conductor is electrically connected to the second electrode, and the second conductor includes a second welding point, and the second welding point is connected to the second outer lead.

In a second aspect, a dimming window is provided, comprising a window and the dimming glass separation assembly according to any one of claims 1 to 8. , the window has a light-transmitting area, a shielding area and a wire outlet. The dimming glass assembly is arranged on the window and located in the light-transmitting area, the first external lead and the second external lead are located in the shielding area, and are connected to the external control module through the wire outlet.

In the embodiment of the present application, the first conductor and the second conductor of the present application are respectively connected to the electrodes, and welding points are respectively arranged on the conductors, and then connected to the external control module through the external leads, so as to effectively reduce the electrode voltage drop of the dimming glass, so that the Make the dimming color change more uniform.

Description of drawings

The drawings described herein are used to provide further understanding of the present application and constitute a part of the present application. The schematic embodiments and descriptions of the present application are used to explain the present application and do not constitute an improper limitation of the present application. In the attached image:

FIG. 1 is a schematic diagram of a dimming glass assembly according to a first embodiment of the present application;

2 is a side view of the first conductor of the first embodiment of the present application;

Fig. 3 is the top view of the first conductor of the first embodiment of the present application;

4 is a schematic diagram of the dimming glass according to the first embodiment of the present application;

FIG. 5 is a schematic diagram of a dimming window according to a second embodiment of the present application.

Detailed ways

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present application.

Please refer to FIG. 1 , which is a schematic diagram of the dimming glass assembly according to the first embodiment of the present application. As shown in the figure, the dimming glass assembly 1 includes a dimming glass 10 , a first electrode 11 , a second electrode 12 , a A conductor 13 and a second conductor 14 . The first electrode 11 is arranged on one side of the dimming glass 10 , and the second electrode 12 is arranged on the other side of the dimming glass 10 . The first conductor 13 is electrically connected to the first electrode 11 , and the first conductor 13 includes a first welding point 131 . The second conductor 14 is electrically connected to the second electrode 12 , and the second conductor 14 includes a second welding point 141 . The first welding point 131 and the second welding point 141 are respectively connected to the first external lead 31 and the second external lead 32 , and the first external lead 31 and the second external lead 32 are further connected to the external control module. Through the above configuration, the first outer lead 31 , the first conductor 13 , the first electrode 11 , the dimming glass 10 , the second electrode 12 , the second conductor 14 and the second outer lead 32 can form a loop with the external control module, so that the adjustment The dimming glass assembly 1 receives the voltage provided by the external control module to change the light transmittance of the dimming glass assembly 1 and effectively provide a stable dimming and color changing effect.

In this embodiment, the first electrode 11 is a metal foil with excellent electrical conductivity. For example, its composition may be copper, silver or other elements, and the first electrode 11 is coated with a conductive adhesive on the dimming glass 10 On one side, the first electrode 11 can be electrically connected to the dimming glass 10 . Similarly, the second electrode 12 is a metal foil with excellent conductivity, and the other side of the dimming glass 10 is covered by a conductive adhesive, so that the second electrode 12 can be electrically connected to the dimming glass 10 .

Please refer to FIG. 2 and FIG. 3 together, which are a side view and a top view of the first conductor according to the first embodiment of the present application. As shown in the figure, the first conductor 13 further includes a first welding portion 133 , a first main body portion 134 and a first extending portion 135 . The first welding portion 133 is provided with a first welding point 131, and the first welding portion 133 extends along the first direction DR1. The main body portion 134 extends along the second direction DR2, and the second direction DR2 is perpendicular to the first direction DR1. The first extension portion 135 includes a plurality of first sub-extension portions 1350 , which are respectively connected to the first electrodes 11 . By arranging a plurality of first sub-extensions 1350 , it can be effectively reduced that the voltage of the first electrode 11 far from the power input point is lower than that near the power input point due to the long length, so that the dimming effect of the dimming glass is unbalanced. It should be noted that the number of the first extension portion 135 is not limited to the number of the first sub-extension portion 1350 as described above, and the number of the first sub-extension portion may be single, or a larger number of 6, 7 or 8 It can also be set according to the actual usage. In the present embodiment, the first extension portion 135 of the first conductor 13 is electrically connected to the first electrode 11 through a conductive adhesive, and the first outer lead 31 is connected to the first conductor 13 through the first welding point 131 formed by welding. connect. Further, the first conductor 13 may use the same element as the first electrode 11, such as copper, silver, etc., to reduce lattice mismatch at the interface. In this embodiment, the second conductors 14 and the first conductors 13 have the same shape, and thus are not described again. In addition, in other embodiments, the first conductor 13 and the second conductor 14 can also be electrically connected to the first electrode 11 and the second electrode 12 by welding, instead of using conductive adhesive to connect to each other.

Please also refer to FIG. 4 , which is a schematic diagram of the dimming glass according to the first embodiment of the present application. As shown in the figure, the dimming glass 10 includes a first glass layer 100 , a first conductive layer 101 , a liquid crystal layer 102 , a second conductive layer 103 , a second glass layer 104 , an adhesive layer 105 and a third glass layer 106 . The first conductive layer 101 is disposed on the liquid crystal layer 102 and is electrically connected to the first electrode 11 . The second conductive layer 103 is separated from the first conductive layer 101 by the liquid crystal layer 102 and is electrically connected to the second electrode 12 . The first glass layer 100 is disposed on the first conductive layer 101 , and the second glass layer 104 is disposed under the second conductive layer 103 . The laminated adhesive layer 105 is disposed between the second glass layer 104 and the third glass layer 106 .

In this embodiment, the first conductive layer 101 and the second conductive layer 103 are made of ITO, and the first electrode 11 and the second electrode 12 are double-sided conductive metal copper foil stickers, which are respectively coated with a conductive adhesive. Both sides of the first conductive layer 101 , the liquid crystal layer 102 and the second conductive layer 103 are covered. It should be noted that the liquid crystal layer 102 is located between the first conductive layer 101 and the second conductive layer 103 , that is, the liquid crystal alignment of the liquid crystal layer 102 is based on the electric field between the first conductive layer 101 and the second conductive layer 103 Therefore, the first electrode 11 is electrically connected to the first conductive layer 101 and cannot contact the second conductive layer 103 to avoid short circuit. On the other hand, the second electrode 12 is electrically connected to the second conductive layer 103 and cannot contact the first conductive layer 101 .

In addition, the first glass layer 100 and the second glass layer 103 respectively cover the first conductive layer 101 and the second conductive layer 103 to protect the conductive layer and the liquid crystal layer from moisture or dust from the outside Impact. Therefore, the first glass layer 100 and the second glass layer 103 can be tempered glass with high transmittance, and not only this, but also an optical film layer can be coated on the outside of the first glass layer 100 and the second glass layer 103, For example, anti-reflection coating, etc., to improve the dimming effect of the dimming glass assembly.

The interlayer adhesive layer 104 is used to connect the second glass layer 103 and the third glass layer 105 , and can be made of photocurable resin, or silicone glue, polyurethane glue, etc. can be used as adhesives. The third glass layer 105 is used to carry the first conductors 13 and the second conductors 14 , and its material can be the same as that of the first glass layer 100 and the second glass layer 103 .

Specifically, the manufacturing sequence of the dimming glass 10 is as follows, using metal copper foil stickers as the first electrode 11 and the second electrode 12 respectively. Covered on both sides, the above-mentioned components can be connected by using a conductive adhesive. Next, the first conductive layer 101 , the liquid crystal layer 102 and the second conductive layer 103 with electrodes are attached to the first glass layer 100 and the second glass layer 103 , and finally the second glass layer 103 and the second glass layer 103 are connected with the laminated adhesive layer 104 The third glass layer 105 forms a platform for carrying the first conductors 13 and the second conductors 14 . Furthermore, the dimming glass 10 is connected to the first conductor 13 and the second conductor 14, and is connected to the external control module through the external lead, so as to obtain a dimming glass assembly with uniform dimming effect.

Please refer to FIG. 5 , which is a schematic diagram of a dimming window according to the second embodiment of the present application. As shown in the figure, the dimming window includes a window 2 and a dimming glass assembly 1, and the dimming glass assembly 1 of this embodiment uses the dimming glass assembly of the first embodiment. The window 2 has a light-transmitting area 20 , a shielding area 21 and a wire outlet 22 . The light-transmitting area 20 is the part surrounded by the surrounding shielding area 21 , and the dimming glass assembly 1 is arranged in the light-transmitting area 20 of the window 2 . The dimming glass assembly 1 is arranged on the outer casing of the vehicle through the window 2, such as an airplane, a railroad train, etc., so that passengers can enjoy the scenery outside the window comfortably through the window 2 without being exposed to strong light. irradiate.

In this embodiment, the light-transmitting area 20 may be a light-transmitting insulating glass, so that the dimming glass assembly 1 is placed in the insulating glass, or the light-transmitting area 20 may also be a hollow part of the window 2 so that the dimming glass 10 of the dimming glass assembly 1 will be exposed by the light-transmitting area 20, while the first electrode 11, the second electrode 12, the first conductor 13 and the second conductor 14 are at least partially shielded Covered by the area 21 , in some embodiments, these opaque elements may also be completely covered by the shaded area 21 . More specifically, the masking area 21 is an ink printing area, which makes it invisible to the outside. The first external lead 31 and the second external lead 32 are led to the wire outlet 22 of the window 2 through the shielding area 21, and are connected to an external external control module to form a loop to control dimming.

To sum up, the dimming glass assembly and dimming window of the present application can reduce unevenness caused by voltage drop through the arrangement of electrodes and conductors on both sides, through reliable electrode fixation and lead arrangement. The dimming effect is obtained, and a dimming glass assembly with stable dimming effect is obtained.

It should be noted that, herein, the terms "comprising", "comprising" or any other variation thereof are intended to encompass non-exclusive inclusion, such that a process, method, article or device comprising a series of elements includes not only those elements, It also includes other elements not expressly listed or inherent to such a process, method, article or apparatus. Without further limitation, an element qualified by the phrase "comprising a..." does not preclude the presence of additional identical elements in a process, method, article or apparatus that includes the element.

The embodiments of the present application have been described above in conjunction with the accompanying drawings, but the present application is not limited to the above-mentioned specific embodiments, which are merely illustrative rather than restrictive. Under the inspiration of this application, without departing from the scope of protection of the purpose of this application and the claims, many forms can be made, which all fall within the protection of this application.

Claims (9)

1. A privacy glass assembly, comprising:

a light control glass;

a first electrode disposed at one side of the light control glass;

the second electrode is arranged on the other side of the dimming glass;

the first conductor is electrically connected with the first electrode and comprises a first welding point, and the first welding point is connected with a first external lead; and

the second conductor, with second electrode electric connection, just the second conductor includes the second welding point, the second external lead of second connection of welding point.

2. The privacy glass assembly of claim 1, wherein the first conductor further comprises a first weld portion extending along a first direction, a first main body portion extending along a second direction, and a first extension portion extending along the first direction and connecting to the first conductor, wherein the second direction is perpendicular to the first direction.

3. The dimming glass assembly according to claim 2, wherein the first extension portion comprises a plurality of first sub-extension portions, the plurality of first sub-extension portions being side by side in a third direction, the third direction being perpendicular to the first direction and the second direction.

4. The dimming glass assembly of claim 1, wherein the second conductor comprises a second solder portion extending along a first direction, a second main body portion extending along a second direction, and a second extension portion extending along the first direction and connecting to the second conductor, wherein the second direction is perpendicular to the first direction.

5. The dimming glass assembly according to claim 4, wherein the second extension portion comprises a plurality of second sub-extension portions, the plurality of second sub-extension portions being side by side in a third direction, the third direction being perpendicular to the first direction and the second direction.

6. The privacy glass assembly of claim 1, wherein the privacy glass comprises: a liquid crystal layer;

the first conducting layer is arranged on the liquid crystal layer and is electrically connected with the first electrode; and

and the second conducting layer is separated from the first conducting layer through the liquid crystal layer and is electrically connected with the second electrode.

7. The privacy glass assembly of claim 6, wherein the privacy glass further comprises a first glass layer disposed on the first conductive layer and a second glass layer disposed below the second conductive layer.

8. The privacy glass assembly of claim 7, wherein the privacy glass further comprises an adhesive interlayer disposed below the second glass layer and a third glass layer, and the first conductor and the second conductor are disposed on the third glass layer.

9. A dimming window, comprising:

the window body is provided with a light transmission area, a shielding area and a wire outlet;

the dimming glass assembly of any of claims 1-8, wherein the dimming glass assembly is disposed on the window and is located in the light transmissive region, and the first and second external leads are located in the shielded region and pass through the outlet to connect with an external control module.

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