CN2720754Y

CN2720754Y - Electric-heating glass

Info

Publication number: CN2720754Y
Application number: CN 200420087732
Authority: CN
Inventors: 高向山
Original assignee: Individual
Current assignee: Individual
Priority date: 2004-08-16
Filing date: 2004-08-16
Publication date: 2005-08-24
Anticipated expiration: 2014-08-16

Abstract

The utility model relates to an electric-heating glass, at least comprising a glass body, a conductive film which is tightly connected with one surface of the glass body, and two electrode strips which are respectively fixed on both sides of the conductive film; when both ends of the two electrode strips are applied with voltage, the conductive film converts electric energy to heat energy, and the electric-heating glass generates heat; because the conductive film is plated on the glass by adopting special conductive material and by using vacuum coating mode, the conductive film has high electric heating conversion efficiency; simultaneously, because the thickness of the electric-heating film is very thin and the precision is very high, the caloric power of the electric-heating glass is homogeneously distributed on the electric-heating glass. Accordingly, the electric-heating glass of the utility model has the advantages of high electric heating conversion efficiency, simple structure, low cost, and convenient use; simultaneously, the electric-heating glass also has the characteristics of rapid temperature raising, safe use, etc.

Description

Electric ehated glass

Technical field

The utility model is about a kind of electric heating products, particularly about a kind of conductive film is combined in electric ehated glass on the simple glass.

Background technology

Traditional electric heating element mainly is resistance wire, electrothermal tube, and they are when utilizing electric current to pass through conductor, and the resistance on electric current and the conductor interacts and produces heat.The heat that produces in the electric heating transfer process is concentrated on the electric heating element body, because the heat that produces can very fast not passing, electric heating element will redden along with the rising of temperature, makes that electric energy changes useless luminous energy into greatly to lose.In order to increase the radiating efficiency of electric heating element, these electric heating elements can be used in combination with heat sink usually.When electric heating element uses with glass, pottery etc., because these objects conduct heat slow, can cause glass or ceramic surface non-uniform temperature, some position temperature height, some position then temperature is very low, have influence on result of use greatly,, also limited the scope of its use simultaneously by resistance wire or electrothermal tube volume and shape.

Along with the progress of science and technology, Electric radiant Heating Film a kind of novel electric heating element appearred, i.e..General Electric radiant Heating Film is that a kind of electric conducting material is coated on body surface, through heated baking, itself and body surface is combined closely, add loading electrode after, can form an electric heating products with Electric radiant Heating Film.At present because the restriction of technical matters, it when making Electric radiant Heating Film the method that adopts coating, therefore electric conducting material is when making Electric radiant Heating Film, the uneven distribution of Electric radiant Heating Film, the resistance that is distributed in the Electric radiant Heating Film surface is also just different, and after the Electric radiant Heating Film energising, the heat that its surface produces is also different like this, often appearance is too high because of local temperature, causes the generation of material damage situation.

Because above-mentioned electric heating products all uses alternating current, how to guarantee that therefore safety becomes a major issue in these electric heating products uses.Common way is to add an insulating barrier outside these electric heating products again, but because the temperature of electric heating products is very high sometimes, can cause damage to these insulating barriers, so just becomes great potential safety hazard.

Therefore develop a kind of electric conversion efficiency, even, safe and reliable electric heating element of intensification of improving, become present problem demanding prompt solution.

The utility model content

For overcoming the shortcoming of above-mentioned prior art, main purpose of the present utility model is to provide a kind of electric ehated glass that can improve electric conversion efficiency.

Another purpose of the present utility model is to provide a kind of simple in structure, electric ehated glass that cost is low, easy to use.

Another purpose of the present utility model is to provide a kind of and can heats up fast, uniform electric ehated glass.

A purpose more of the present utility model is to provide a kind of electric ehated glass with high security.

For reaching above-mentioned and other purpose, electric ehated glass of the present utility model comprises: glass is originally stopped, conductive film, combines closely and two electrode strips with the one side of glass body, is separately fixed at the both sides of conductive film.

Conductive film on the utility model electric ehated glass, be to use special conductive materials, adopt the method for vacuum plating to be plated on the glass body, because this electric conducting material has splendid electric heating rate, the thickness accuracy height of this conductive film is tight with combining of glass body simultaneously, thereby has realized higher electric conversion efficiency, the area of this conductive film is equal to or less than the area of glass body simultaneously, so just the area of dissipation that increases; The thickness of this conductive film be between, these two electrodes are to utilize conducting resinl to be fixed on the conductive film.

During use, two electrodes of DC power supply and this are connected, and this electric ehated glass had both begun to heat up, and the speed of intensification can be controlled by the electric current of input.Because the power supply of this electric ehated glass adopts direct current, therefore has great fail safe in use.

In sum, compare with existing electric heating element, electric ehated glass of the present utility model has electric conversion efficiency height, simple in structure, advantage that cost is low, easy to use, and this electric ehated glass is also had quick heating, characteristics such as safe in utilization simultaneously.

Description of drawings

Fig. 1 is the basic structure of electric ehated glass of the present utility model;

Fig. 2 is the cutaway view of electric ehated glass of the present utility model;

Embodiment

Below by particular specific embodiment embodiment of the present utility model is described.

See also Fig. 1, the figure illustrates the basic structure of electric ehated glass 1 of the present utility model, electric ehated glass 1 of the present utility model comprises: glass body 10, conductive film 12 and two electrode strips 14.

Glass body 10 is carriers of a conductive film 12, and this conductive film 12 is combined closely on this glass body 10.The method that this conductive film 12 combines with this glass body 10 is to adopt existing vacuum coating method.

Conductive film 12 is to use special electric conducting material, utilizes vacuum coating method to combine closely with glass body 10, and the thickness of the conductive film 12 that make to form is very little, usually can be according to circumstances, between the THICKNESS CONTROL 0.03-0.07mm with conductive film 12; And because this electric conducting material has higher electric conversion efficiency, use less electric energy, just can obtain sufficient amount of heat; According to actual needs, the area of this conductive film 12 can be equal to or less than the area of this glass body 10.The formation of this conductive film 12 also can be adopted heat spraying method.

The conductive film 12 that uses this special conductor material to make has good light transmittance, can be according to actual needs during production, the visible light transmissivity of this conductive film 12 is controlled at 60-90%, make it have range of application more widely like this, just in the ordinary course of things, electric ehated glass 1 can be used as simple glass and uses, and runs into the occasion that need heat, and it can be used as a kind of electric heating products and uses.

Have this conductive film 12 to have good physics, chemical property again, the hardness of itself is very high, can reach 8 grades of Mohs, and its hardness is higher than quartz and is equivalent to the hardness of topaz, so the general friction in using is had no effect to it; The fusing point of this conductive film 12 is higher than 1500 degree.

Two electrode strips 14 are to adopt electric conductivity good metal material to make, as shown in Figure 1, they are the edges that are fixed on two relative sides of conductive film 12, use conducting resinl, electrode strip 14 is crimped on respectively on two sides of conductive film 12, will be fixed on two electrode strips 14 with the isometric insulation adhesive tape of electrode strip afterwards.The length of these two electrode strips 14 is identical with the length of 12 two sides of conductive film.

Fig. 2 is a cutaway view of the present utility model, and in order to be illustrated more clearly in content of the present utility model, wherein a part of conductive film 12 is started.

When making electric ehated glass, at first make special electric conducting material, subsequently this is led material as Coating Materials, put into vacuum coating equipment with glass and carry out plated film; After electric conducting material is plated to formation conductive film on glass, on this conductive film, install two electrode strips additional, on electrode strip, cover the insulation adhesive tape again, so just made electric ehated glass of the present utility model.

During use, power cable is added in respectively on two electrode strips, connected power supply, this electric ehated glass gets final product operate as normal, converts electrical energy into electric energy.Voltage it should be noted that electric ehated glass of the present utility model is very wide in range to the requirement of power supply, so long as all can less than the AC and DC electricity of 220V.This electric ehated glass can use with the temperature control beginning simultaneously, when ambient temperature reaches a design temperature, but powered-down.

In sum, electric ehated glass of the present utility model has electric conversion efficiency height, structure letter Single, cost advantage low, easy to use, simultaneously this electric ehated glass also have quick heating, use peace The congruence characteristics are compared with existing electric heating products, and its combination property is significantly improved, and is alternative The electric heating products that uses at present.

Claims

1. an electric ehated glass is characterized in that, this electric ehated glass comprises at least:

This stops glass;

Conductive film is combined closely with the one side of glass body;

Two electrode strips are separately fixed at the both sides of conductive film.

2. electric ehated glass as claimed in claim 1 is characterized in that, the area of this conductive film is equal to or less than the area of glass body.

3. electric ehated glass as claimed in claim 1 is characterized in that the thickness of this conductive film is between 0.03-0.07mm.

4. electric ehated glass as claimed in claim 1 is characterized in that, these two electrode strips are the edges that are separately fixed at two relative edges of conductive film.

5. electric ehated glass as claimed in claim 1 is characterized in that, these two electrode strips are to utilize conducting resinl to be fixed on the conductive film.

6. electric ehated glass as claimed in claim 1 is characterized in that, the length of two electrode strips is isometric with conductive film one side that is provided with electrode strip.

7. electric ehated glass as claimed in claim 1 is characterized in that, is coated with isometric insulation adhesive tape on two electrode strips.

8. electric ehated glass as claimed in claim 1 is characterized in that, this is applied to two voltages on the electrode strip is less than the 220V AC and DC.

9. electric ehated glass as claimed in claim 1 is characterized in that, this conductive film is to adopt vacuum plating Mo or heat spraying method to be plated on the glass body.