CN102655694B

CN102655694B - Electrical heating layer as well as current path arrangement method and electrical heating method thereof

Info

Publication number: CN102655694B
Application number: CN201210133911.2A
Authority: CN
Inventors: 岁波
Original assignee: Saint Gobain Glass France SAS
Current assignee: Saint Gobain Glass France SAS; Compagnie de Saint Gobain SA
Priority date: 2012-04-28
Filing date: 2012-04-28
Publication date: 2015-04-01
Anticipated expiration: 2032-04-28
Also published as: CN102655694A

Abstract

The invention relates to an electrical heating layer as well as a current path arrangement method and an electrical heating method thereof. The electrical heating layer comprises a conductive coating, a first electrode and a second electrode; the first electrode and the second electrode are close to the first side of the conductive coating, and the long sides of the first electrode and the second electrode are approximately parallel to the first side; the conductive coating is provided with a main separation line which is approximately vertical to the long sides of the first electrode and the second electrode; a gap is arranged between the first electrode and the second electrode; one end of the main separation line is arranged in the gap, so that the first electrode is separated from the second electrode, and an area without circulating current is arranged between the first electrode and the second electrode; and at least one part of a main current path is formed by a path confirmed along the length direction of the main separation line. According to the invention, the heating uniformity and the heating efficiency are improved.

Description

The current path arrangement method of electric heating layer, electric heating layer and electrical heating method thereof

Technical field

The present invention relates to the glass with electric heating layer that the field such as a kind of automobile, building uses, particularly relate to electric heating layer structure, the arrangement method of current path, electrical heating method, there is the panel component of electric heating layer.

Background technology

At present, field of constructional ornament people, the demand that the carrying out of glass is heated is increased day by day.The existing temperature in order to improve glass, arranges wire between glass plies, and described wire is connected with power supply, and heating glass is in order to demist and the ice and snow melted on glass are useful especially in colder climates.

Existing electrically heated glass being distributed in the middle of two-layer or compound glass mainly by resistor wire straight uniform, have homogeneous heating, glass transmission is high, is beneficial to the feature of production in enormous quantities.

Disclose a kind of glass with electric heating layer in patent documentation CN1640196A, as shown in Figure 1, the panel component 1 of tempered glass 2 be provided with total surface conduction coating 3 above, described conductive coating 3 is heated to electrode 7 making alive by cable 8; Wherein the subregion of conductive coating 3 is by defiber 9,10 electrically separated, and defiber 9,10 end has recess 11, for avoiding at the excessive density of current of end regions.The inner surface area of conductive coating 3 is electrically separated with the outer edge zone 5 of conductive coating 3 by least one periphery defiber 4; Electrode 7 be placed in by defiber 4 around surf zone in, and described electrode 7 is electrically separated by defiber 6.

Fig. 2 discloses the glass that another kind has electric heating layer in patent documentation CN1640196A, as shown in Figure 2, the panel component 1 of tempered glass 2 be provided with total surface conduction coating 3 above, described conductive coating 3 is equally heated to electrode 7 making alive by cable 8 with Fig. 1; The inner surface area of conductive coating 3 is electrically separated with the outer edge zone 5 of conductive coating 3 by least one periphery defiber 4; Electrode 7 be placed in by defiber 4 around surf zone in, wherein electrode 7 is near a side of tempered glass 2, and the long limit of described electrode 7 is parallel to this side, gap between two electrodes 7 is very large, contain two main defibers 10, also exist between two main defibers current path (electric current from an electrode conduct to another electrode the path of process).

But, the glass of current employing electric heating layer, because the surface electrical resistance of electric heating layer is higher, for the large scale wind glass that will heat or long electrical wave path, under any circumstance all require higher power supply voltage, this power supply voltage is under any circumstance all greater than common vehicle-mounted voltage in vehicle.And disclosed in adopting in above-mentioned patent documentation, in described electric heating layer, the set-up mode of defiber also can cause an existence current path on large-size glass in FIG, causes the problem that heating is uneven and the efficiency of heating surface is low; In order to improve the homogeneity of heating, can expect arranging multi-level defiber as shown in Figure 2, but increasing along with progression, and the length phase missionary society of current path at different levels is increasing, can cause the problem that heating is uneven and the efficiency of heating surface is low equally.

Summary of the invention

The problem that the present invention solves is to provide a kind of electric heating layer structure, the arrangement method of current path, electrical heating method, has the panel component of electric heating layer, while improving glass heats homogeneity, also improve the efficiency of heating surface.

For solving the problem, the invention provides a kind of electric heating layer, comprising: conductive coating; First electrode and the second electrode, described first electrode and the second electrode are near conductive coating first side, and the long limit of described first electrode and the second electrode is roughly parallel to first side; Described conductive coating has the main defiber substantially vertical with the long limit of the second electrode with described first electrode, between described first electrode and the second electrode, there is gap; One end of described main defiber is positioned at gap, makes the first electrode and the second electrode separation, has the region of not circulating current between electrodes; Determination path along the length direction of main defiber forms primary current path at least partially.

Optionally, described main defiber comprises linear portion or wave line segment or sawtooth line segment.

Optionally, described conductive coating also comprises the N group rank defiber that basis is arranged successively with described first side distance, the 1st group of rank defiber distance first side is nearest, and wherein N is positive integer.

Optionally, described rank defiber comprises linear portion or wave line segment or sawtooth line segment.

Optionally, current path is formed between two adjacent in described N group rank defiber rank defibers.

Optionally, described rank defiber comprises stem portion, and described stem portion is in positive U-shaped or shape of reverse omega or 1 font or positive zigzag or inverted L-shaped or fall zigzag.

Optionally, described rank defiber comprises a cadre, and described cadre is the line segment parallel with main defiber.

Optionally, described positive U-shaped is single positive U-shaped.

Optionally, described positive U-shaped is many positive U-shaped, and the adjacent U-shaped in described many positive U-shaped shares a support arm.

Optionally, for the stem portion of many positive U-shaped, a stem portion with equal number does not divide each positive U-shaped equally.

Optionally, when the stem portion of n-th group of rank defiber is positive U-shaped, U-shaped base vertical connects a cadre of (n-1)th group of rank defiber, wherein 2≤n≤N.

Optionally, when the stem portion of the 1st group of rank defiber is positive U-shaped, U-shaped base vertical connects main defiber.

Optionally, when stem portion is positive U-shaped, a cadre divides described stem portion equally, and described trunk portion is separated out current path.

Optionally, when the stem portion of n-th group of rank defiber is shape of reverse omega, the stem portion of (n-1)th group of rank defiber is U-shaped, wherein 2≤n≤N.

Optionally, N group rank defiber is the line segment vertical with main defiber, wherein N >=2.

Optionally, N group rank defiber vertical with a part for N-1 group rank defiber connect into T-shaped.

Optionally, N-1 group rank defiber is the line segment vertical with main defiber, N-1 group rank defiber is vertical with a part for N-2 group rank defiber connect into T-shaped, wherein N >=3.

Optionally, described main defiber is inverted L-shaped.

Optionally, described main defiber specular is distributed in the side of the first electrode and the second electrode, wherein pastes the minor face of the first electrode and the second electrode.

Optionally, rank defiber specular is distributed on the first electrode and the second electrode.

Optionally, described rank defiber comprises the linear portion on positive L shape or the long limit of vertical electrode.

The present invention also provides a kind of current path arrangement method of electric heating layer, comprising:

First electrode is being set near the first side of electric heating layer and the second electrode makes the long limit of described first electrode and the second electrode be roughly parallel to first side, and between described first electrode and the second electrode, is there is gap;

The main defiber substantially vertical with the long limit of the second electrode with described first electrode is formed on the surface of electric heating layer, in the gap of described main defiber one end between described first electrode and the second electrode, make to be formed between the first electrode and the second electrode the region of not circulating current and the determination path along the length direction of main defiber forms primary current path at least partially.

Optionally, described positive U-shaped is single positive U-shaped.

The present invention also provides a kind of electrically heated method, comprises the following steps:

Panel component is provided;

Coated with conductive coating on described panel component;

To the first electrode and the second electrode making alive that are roughly parallel to described first side near conductive coating first side and long limit;

Electric current is along being arranged at conductive coating surface, and the determination current path in the main separation line length direction of one end between described first electrode and the second electrode in gap, conduct to the second electrode by the first electrode, electric conduction of heating coating.

The present invention also provides a kind of panel component with electric heating layer, comprising: glass, is positioned at the conductive coating of glass surface, is roughly parallel to first side place and has the first electrode and the second electrode near conductive coating first side; Described conductive coating has the main defiber substantially vertical with the long limit of the second electrode with described first electrode, between described first electrode and the second electrode, there is gap; One end of described main defiber is positioned at gap, makes the first electrode and the second electrode separation, has the region of not circulating current between electrodes; Length direction along main defiber is shaped as primary current path at least partially really.

Optionally, described positive U-shaped is single positive U-shaped.

Optionally, the length of described first electrode, the second electrode is close to the half of the parallel panel component first side length of electrode.

Optionally, described conductive coating is criss-cross.

Optionally, the crossline direction of cross has N group rank defiber, according to the far and near mirror-image arrangement successively of distance between center line at the both wings of horizontal line, the 1st group of rank defiber distance center line is nearest, and wherein N is positive integer.

The present invention also provides a kind of electrically heated glass with electric heating layer, comprising: two pieces of glass outers, and the electric heating layer between glass outer; In electric heating layer, have conductive coating, the first electrode and the second electrode, described first electrode and the second electrode are near conductive coating first side, and the long limit of described first electrode and the second electrode is roughly parallel to first side; Described conductive coating has the main defiber substantially vertical with the long limit of the second electrode with described first electrode, between described first electrode and the second electrode, there is gap; One end of described main defiber is positioned at gap, makes the first electrode and the second electrode separation, has the region of not circulating current between electrodes; Determination path along the length direction of main defiber forms primary current path at least partially.

The present invention also provides a kind of automobile multiple glazing with electric heating layer.

The present invention also provides a kind of building window glass with electric heating layer, comprising: at least frame of layer glass and encirclement glass surrounding thereof, the electric heating layer between glass; In electric heating layer, have conductive coating, the first electrode and the second electrode, described first electrode and the second electrode are near conductive coating first side, and the long limit of described first electrode and the second electrode is roughly parallel to first side; Described conductive coating has the main defiber substantially vertical with the long limit of the second electrode with described first electrode, between described first electrode and the second electrode, there is gap; One end of described main defiber is positioned at gap, makes the first electrode and the second electrode separation, has the region of not circulating current between electrodes; Determination path along the length direction of main defiber forms primary current path at least partially.

Compared with prior art, technical scheme of the present invention has the following advantages: the first electrode and the second electrode are arranged near conductive coating side edge, and make the long limit of electrode be parallel to this side; Described first electrode and the second electrode take the fringe region of conductive coating, on conductive coating main surface area without any impact, make current path in conductive coating surf zone relate to enough scopes, and then reach even to the heating of glass; In addition, arrange main defiber, its one end is positioned at gap, makes the first electrode and the second electrode separation; Electric current conducts between two electrodes along the determination path of the length direction of main defiber, without the need to carrying out electric current conduction through zigzag path, conducting path is shortened, and the efficiency of heating surface improves.

Further, the length of the first electrode, the second electrode close to the half of the almost parallel panel component first side length of electrode, make the first electrode and the second interelectrode gap enough little, can not current path be formed between main defiber; Therefore no matter arrange the secondary defiber of how many ranks, the length of different current path, close to consistent, improves homogeneity and the efficiency of heating surface of heating.

Accompanying drawing explanation

Fig. 1 is the existing structural representation with the panel component of electric heating layer;

Fig. 2 is the existing structural representation with the panel component of electric heating layer

Fig. 3 is the schematic flow sheet of the current path arrangement method in electric heating layer of the present invention;

Fig. 4 is the structural representation that the present invention has the panel component of electric heating layer;

Fig. 5 is the first example structure schematic diagram of current path arrangement in electric heating layer of the present invention;

Fig. 6 is the structural representation of the second embodiment one example of current path arrangement in electric heating layer of the present invention;

Fig. 7 is the structural representation of second another example of embodiment of current path arrangement in electric heating layer of the present invention;

Fig. 8 is the 3rd example structure schematic diagram of current path arrangement in electric heating layer of the present invention;

Fig. 9 is the 4th example structure schematic diagram of current path arrangement in electric heating layer of the present invention;

Figure 10 is the 5th example structure schematic diagram of current path arrangement in electric heating layer of the present invention;

Figure 11 is the 6th example structure schematic diagram of current path arrangement in electric heating layer of the present invention;

Figure 12 is the 7th example structure schematic diagram of current path arrangement in electric heating layer of the present invention;

Figure 13 is the 8th example structure schematic diagram of current path arrangement in electric heating layer of the present invention;

Figure 14 is the 9th example structure schematic diagram of current path arrangement in electric heating layer of the present invention.

Detailed description of the invention

Conductive coating is normally layered on transparent non-conductive material by the existing transparent non-conductive material (such as glass) with electric heating layer, in order to the steam on transparent non-conductive material or ice sheet to be removed, ensures that transparent non-conductive material has good transparent effect.Conductive coating can adopt usually mechanical means or laser method of drawing conductive coating is carried out joint-cutting, realize conductive coating surf zone electrically separated, to set up and conduction current.

Contriver finds after have studied existing electrically heated glass, and electrode can be set directly at conductive coating main surface area, causes current path shortcoming in this part region, makes heating uneven; In addition, due to random arrangement, cause the conducting path of two electric electrode currents longer, and then heat efficiency can be produced reduce and the high situation of tooling cost.

For the defect that above-mentioned electrically heated glass produces, inventors performed performing creative labour, work out a kind of glass with electric heating layer newly, comprising: two pieces of glass outers, and the electric heating layer between glass outer; In electric heating layer, have conductive coating, the first electrode and the second electrode, described first electrode and the second electrode are near conductive coating first side, and the long limit of described first electrode and the second electrode is roughly parallel to first side; Described conductive coating has the main defiber substantially vertical with electrode, between described first electrode and the second electrode, there is gap; One end of described main defiber is positioned at gap, makes the first electrode and the second electrode separation, has the region of not circulating current between electrodes; Electric current conducts between two electrodes along the determination path of the length direction of main defiber.

Current path arrangement method in above-mentioned electric heating layer as shown in Figure 3, comprising:

Execution step S1, arranges the first electrode in the first side near electric heating layer and the second electrode makes the long limit of described first electrode and the second electrode be roughly parallel to first side, and has gap between described first electrode and the second electrode;

Perform step S2, the main defiber substantially vertical with the long limit of the second electrode with described first electrode is formed on the surface of electric heating layer, in the gap of described main defiber one end between described first electrode and the second electrode, make to be formed between the first electrode and the second electrode the region of not circulating current and the determination path along the length direction of main defiber forms primary current path at least partially.

In present embodiment, first electrode and the second electrode are arranged near conductive coating first side place, and the long limit of electrode is roughly parallel to this side, described almost parallel can be complete parallel without angle, also can be there is little angle between the long limit of electrode and first side; Described first electrode and the second electrode take the fringe region of conductive coating, on conductive coating main surface area without any impact, make current path in conductive coating surf zone relate to enough scopes, and then reach even to the heating of glass; In addition, arrange main defiber, its one end is positioned at gap, makes the first electrode and the second electrode separation; Electric current conducts between two electrodes along the determination path of the length direction of main defiber, without the need to carrying out electric current conduction through zigzag path, conducting path is shortened, and efficiency improves.

Below in conjunction with accompanying drawing, specific embodiments of the invention are described in detail.

Fig. 4 is the structural representation that the present invention has the panel component of electric heating layer.As shown in Figure 4, panel component 100 includes glass 102, and the first surface of described glass 102 is coated with conductive coating 112; Along the edge of glass 102, be provided with two edge separation lines 106, described edge separation line 106 makes the neighboring of glass 102 form edge strip 108, and conductive coating 112 is separated with the external world by described edge strip 108 in electricity, constitutes the edge insulation of panel component 100; Conductive coating 112 is provided with the first electrode 104a and the second electrode 104b, and the long limit of described first electrode 104a and the second electrode 104b is roughly parallel to the first side of conductive coating 112, and near first side; Between described first electrode 104a and the second electrode 104b, there is gap; Main defiber 110 is provided with in described conductive coating 112, one end of described main defiber 110 is positioned at described gap, and be connected with edge separation line 106, described main defiber 110 determines by the determination current path 114 of the heating current of the first electrode 104a to the second electrode 104b by conductive coating 112 surface; The free end of main defiber 110 is provided with recess 116, for avoiding electric current by density of current excessive during free end.

In the present embodiment, described conductive coating 102 is made up of the lamination standing high heat load, and this lamination includes at least one deck metal level; Described conductive coating 102 is transparent on optical significance.

In the present embodiment, described edge separation line 106 is formed in conductive coating 112 by mechanical means or laser beam method for drafting; Article two, parallel to each other between edge separation line 106, with the distance of glass edge at a distance of 1 ~ 2cm.

In the present embodiment, edge separation line 106 and main defiber 110 form and have high-resistance interruption in conductive coating 112, do not have electric current can be interrupted by these.

In the present embodiment, described main defiber 110 forms and has high-resistance interruption in conductive coating 112, isolates a current path 114 by between the first electrode 104a and the second electrode 104b; Described main defiber 110 is at least one linear portion or wave line segment or sawtooth line segment that are basically perpendicular to the long limit of electrode, current path is not had between many main defibers 110, described can be substantially vertically in 90 degree of angles between main defiber and the long limit of electrode, also can be that the angle between the inclination of main defiber and electrode is less than 90 degree.

In the present embodiment, be positive integer according to N(N can also be set gradually with described first side distance in conductive coating 112) organize rank defiber, wherein first group of rank defiber distance first side is recently and be connected with main defiber.

In the present embodiment, described N group rank defiber and main defiber 110 combine and can will isolate N bar current path between the first electrode and the second electrode.Current path is formed between two rank defibers adjacent in described N group rank defiber.

In the present embodiment, described rank defiber comprises linear portion or wave line segment or sawtooth line segment.

In the present embodiment, described rank defiber comprises stem portion, a cadre.The stem portion of described rank defiber is in positive U-shaped or shape of reverse omega or the line segment vertical with main defiber; Described cadre is the line segment parallel with main defiber 110.

In the present embodiment, described positive U-shaped is single positive U-shaped or many positive U-shaped (as two positive U-shaped, three positive U-shaped or four positive U-shaped etc.).Adjacent U-shaped in described many positive U-shaped shares a support arm.For the stem portion of many positive U-shaped, a stem portion with equal number does not divide each positive U-shaped equally.

In the present embodiment, when the stem portion of n-th group of rank defiber is positive U-shaped, U-shaped base vertical connects a cadre of (n-1)th group of rank defiber, wherein 2≤n≤N; When the stem portion of the 1st group of rank defiber is positive U-shaped, U-shaped base vertical connects main defiber.When stem portion is positive U-shaped, a cadre divides described stem portion equally, and described trunk portion is separated out current path.

In the present embodiment, when the stem portion of n-th group of rank defiber is shape of reverse omega, the stem portion of (n-1)th group of rank defiber is U-shaped, wherein 2≤n≤N.

In the present embodiment, when N(N >=2) group rank defiber is when being the line segment vertical with main defiber 110, N group rank defiber is vertical with a part for N-1 group rank defiber connect into T-shaped, or N group rank defiber is parallel with N-1 group rank defiber, N-1 group rank defiber is vertical with a part for N-2 group rank defiber connect into T-shaped.

In the present embodiment, between adjacent rank defiber and the cadre of rank defiber and stem portion combination determine the width of current path.

In the present embodiment, described first electrode 104a and the second electrode 104b is strip electrode, and the first electrode 104a and the second electrode 104b and conductive coating 112 are electrically connected; And by cable, two electrodes are connected with external voltage source of supply.Described first electrode 104a and the second electrode 104b almost covers first side completely, and namely the length of described first electrode 104a and the second electrode 104b is close to the half of first side length.Gap between described first electrode 104a and the second electrode 104b is enough little, even if main defiber is the straight line of more than two, and also can not generation current path between straight line.

In the present embodiment, the length that described electric current flows to by the first electrode 104a the determination path 114 that the second electrode 104b passes through is roughly 2 times of main separation line length.

Said structure is adopted to carry out electrically heated method as follows: be connected with external voltage source by cable with the second electrode 104b by the first electrode 104a, wherein the first electrode 104a connects positive pole, and the second electrode 104b connects negative pole; Electric current is from the first electrode 104a, along being arranged in conductive coating 102, and the determination path of main defiber 110 length direction of one end between described first electrode 104a and the second electrode 104b in gap, conduct to the second electrode 104b, electric conduction of heating coating 112, and then heating glass 102.

For enabling above-mentioned purpose of the present invention, feature and advantage more become apparent, and the specific embodiment below in conjunction with main defiber and rank defiber various combination is described in detail to the current path arrangement method in electric heating layer.

Embodiment one

Fig. 5 is the first example structure schematic diagram of current path arrangement in electric heating layer of the present invention.As shown in Figure 5, electric heating layer comprises: conductive coating 112; First electrode 104a and the second electrode 104b, near the first side being arranged at conductive coating 112 or be close to first side, and described first electrode 104a and the second electrode 104b is roughly parallel to first side; Between described first electrode 104a and the second electrode 104b, there is gap; Main defiber 110, is arranged in described conductive coating 112, and one end of described main defiber 110 is positioned at described gap, is connected with edge separation line; First level defiber 120, comprise the first stem portion 120a and first cadre 120b, described first stem portion 120a is connected with main defiber 110, first cadre 120b is connected with the second side of conductive coating, described second side is relative with first side, and the first stem portion 120a is separated out the first current paths vias 118 by described first cadre 120b; Recess 116, is arranged at the free end of main defiber 110 and first level defiber 120, for avoiding electric current by density of current excessive during free end.

In the present embodiment, described main defiber 110 and first level defiber 120 determine by the current path of the heating current of the first electrode 104a to the second electrode 104b by conductive coating 112 surface.Described main defiber 110 and first level defiber 120 form and have high-resistance interruption in conductive coating 112, do not have electric current directly to be interrupted by these.

In the present embodiment, the first stem portion 120a of first level defiber 120 is positive U-shaped; Two support arms of positive U-shaped are parallel to main defiber 110, and bottom vertical connects main defiber 110.First cadre 120b is linear; One end vertically connects the second side of conductive coating 112.

In the present embodiment, the length of first side and second side is W, and the 3rd side, the four side length that connect first side and second side are respectively L.The length of the first electrode 104a and the second electrode 104b is less than W/2.The width a of the first current paths vias 118 equals 0.5W/(M+1), M is current path number.The length x of main defiber 110 ₁with the arm length x of U-shaped ₂the length L of the 3rd side is equaled, wherein x with the summation of current paths vias width a ₂equal a.

It is as follows that employing is that said structure carries out electrically heated method: be connected with external voltage source by cable with the second electrode 104b by the first electrode 104a, wherein the first electrode 104a connects positive pole, and the second electrode 104b connects negative pole; Electric current is from the first electrode 104a, along being arranged in conductive coating 102, and the length direction of the main defiber 110 of one end between described first electrode 104a and the second electrode 104b in gap, the length direction of the first stem portion 120a of first level defiber 120 be connected with main defiber 110 and the first determined path of current paths vias 118, conduct to the second electrode 104b, electric conduction of heating coating 112, and then heating glass 102.

Embodiment two

Fig. 6 is the structural representation of the second embodiment one example of current path arrangement in electric heating layer of the present invention.As shown in Figure 6, electric heating layer comprises: conductive coating 112; First electrode 104a and the second electrode 104b, near the first side being arranged at conductive coating 112 or be close to first side, and described first electrode 104a and the second electrode 104b is roughly parallel to first side; Between described first electrode 104a and the second electrode 104b, there is gap; Main defiber 110, is arranged in described conductive coating 112, and one end of described main defiber 110 is positioned at described gap, is connected with edge separation line; First level defiber 120, comprise the first stem portion 120a and first cadre 120b, described first stem portion 120a is connected with main defiber 110, and the first stem portion 120a is separated out the first current paths vias 118 by described first cadre 120b; Second level defiber 130, described second level defiber 130 is connected with first cadre 120b of first level defiber 120, and forms T-shaped, and described second level defiber 130 constitutes the second current paths vias 119 with second side; Recess 116, is arranged at the free end of main defiber 110, first level defiber 120 and second level defiber 130, for avoiding electric current by density of current excessive during free end.

In the present embodiment, described main defiber 110, first level defiber 120 and second level defiber 130 determine by the current path of two heating currents of the first electrode 104a to the second electrode 104b by conductive coating 112 surface.Described main defiber 110, first level defiber 120 and second level defiber 130 form and have high-resistance interruption in conductive coating 112, do not have electric current directly to be interrupted by these.

In the present embodiment, the first stem portion 120a of first level defiber 120 is positive U-shaped; Two support arms of positive U-shaped are parallel to main defiber 110, and bottom vertical connects main defiber 110.First cadre 120b is linear; One end vertically connects second level defiber 130.

In the present embodiment, second level defiber 130 is parallel with second side, and described second side is the relative edge of first side.

In the present embodiment, the length of first side and second side is W, and the 3rd side, the four side length that connect first side and second side are respectively L.The length of the first electrode 104a and the second electrode 104b is less than W/2.The width a of the first current paths vias 118 and the second current paths vias 119 equals 0.5W/(M+1), M is current path number.

In the present embodiment, the optimum design of each defiber is of a size of: the length x of main defiber 110 ₃the arm length of+U-shaped and the summation x of the first current paths vias 118 width ₄the length L of the+the second current paths vias 119 width a=the 3rd side, wherein x ₄2a can be equaled.

In addition, the length x of main defiber 110 ₃the arm length of U-shaped of+2 times and the summation x of the first current paths vias 118 width ₄the length x of=main defiber 110 ₃the arm length of+U-shaped and the summation x of the first current paths vias 118 width ₄+ W/2.

It is as follows that employing is that said structure carries out electrically heated method: be connected with external voltage source by cable with the second electrode 104b by the first electrode 104a, wherein the first electrode 104a connects positive pole, and the second electrode 104b connects negative pole; First via electric current is from the first electrode 104a, along length direction and the first determined path of current paths vias 118 of the first stem portion 120a of the length direction of main defiber 110, first level defiber 120, conduct to the second electrode 104b, electric conduction of heating coating 112; Second road electric current is from the first electrode 104a along the length direction of the first stem portion 120a of the length direction of main defiber 110, first level defiber 120 and the second determined path of current paths vias 119, conduct to the second electrode 104b, electric conduction of heating coating 112.

In the present embodiment, owing to being heated glass by two current conduction path, add the scope to heating in conductive coating surf zone, so can make to reach the heating of glass evenly.

Fig. 7 is the structural representation of second another example of embodiment of current path arrangement in electric heating layer of the present invention.Compared to the example of Fig. 6, described first electrode 104a and the second electrode 104b, near the comparatively long side being arranged at conductive coating 112 or be close to this side, and described first electrode 104a and the second electrode 104b is roughly parallel to this side; Gap between described first electrode 104a and the second electrode 104b is comparatively large, can be more than or equal to the U-shaped bottom width of the first stem portion of first level defiber; And at least one main defiber can be set in the gap of this width.

In the present embodiment, the described length W compared with long side is 2 times of the length L of shorter lateral sides.

Embodiment three

Fig. 8 is the 3rd example structure schematic diagram of current path arrangement in electric heating layer of the present invention.As shown in Figure 8, electric heating layer comprises: conductive coating 112; First electrode 104a and the second electrode 104b, near the first side being arranged at conductive coating 112 or be close to first side, and described first electrode 104a and the second electrode 104b is roughly parallel to first side; Between described first electrode 104a and the second electrode 104b, there is gap; Main defiber 110, is arranged in described conductive coating 112, and one end of described main defiber 110 is positioned at described gap, is connected with edge separation line; First level defiber 120, comprise the first stem portion 120a and first cadre 120b, described first stem portion 120a is connected with main defiber 110, and the first stem portion 120a is separated out the first current paths vias 118 by described first cadre 120b; Second level defiber 130, described second level defiber 130 is connected with first cadre 120b of first level defiber 120, and forms T-shaped; Third level defiber 140, parallel with second level defiber 130 and second side, described third level defiber 140 forms the second current paths vias 119 with second level defiber 130, and described third level defiber 140 constitutes the 3rd current paths vias 121 with second side; Recess 116, is arranged at the free end of main defiber 110, first level defiber 120, second level defiber 130 and third level defiber 140, for avoiding electric current by density of current excessive during free end.

In the present embodiment, described main defiber 110, first level defiber 120, second level defiber 130 and third level defiber 140 determine by the determination path of three heating currents of the first electrode 104a to the second electrode 104b by conductive coating 112 surface.Described main defiber 110, first level defiber 120, second level defiber 130 and third level defiber 140 form and have high-resistance interruption in conductive coating 112, do not have electric current directly to be interrupted by these.

In the present embodiment, the length of first side and second side is W, and the 3rd side, the four side length that connect first side and second side are respectively L.The length of the first electrode 104a and the second electrode 104b is less than W/2.The width a of the first current paths vias 118, second current paths vias 119 and the 3rd current paths vias 121 equals 0.5W/(M+1), M is current path number.

In the present embodiment, the optimum design of each defiber is of a size of: the length x of main defiber 110 ₅the arm length of+U-shaped and the summation x of the first current paths vias 118 width ₆the length L of the+the second current paths vias 119 width a+ the 3rd current paths vias 121 width a=the 3rd side, wherein x ₆2a can be equaled.

In addition, the length x of main defiber 110 ₅the arm length of U-shaped of+2 times and the summation x of the first current paths vias 118 width ₆the length x of=main defiber 110 ₅the arm length of+U-shaped and the summation x of the first current paths vias 118 width ₆+ W/2.

It is as follows that employing is that said structure carries out electrically heated method: be connected with external voltage source by cable with the second electrode 104b by the first electrode 104a, wherein the first electrode 104a connects positive pole, and the second electrode 104b connects negative pole; First via electric current is from the first electrode 104a, along length direction and the first determined path of current paths vias 118 of the first stem portion 120a of the length direction of main defiber 110, first level defiber 120, conduct to the second electrode 104b, electric conduction of heating coating 112; Second road electric current is from the first electrode 104a along the length direction of the first stem portion 120a of the length direction of main defiber 110, first level defiber 120 and the second determined path of current paths vias 119, conduct to the second electrode 104b, electric conduction of heating coating 112; 3rd road electric current is from the first electrode 104a along the length direction of the first stem portion 120a of the length direction of main defiber 110, first level defiber 120 and the 3rd determined path of current paths vias 121, conduct to the second electrode 104b, electric conduction of heating coating 112.

In the present embodiment, owing to being heated glass by three current conduction path, further add the scope to heating in conductive coating surf zone, so the heating of glass is reached evenly.

Embodiment four

Fig. 9 is the 4th example structure schematic diagram of current path arrangement in electric heating layer of the present invention.As shown in Figure 9, electric heating layer comprises: conductive coating 112; First electrode 104a and the second electrode 104b, near the first side being arranged at conductive coating 112 or be close to first side, and described first electrode 104a and the second electrode 104b is roughly parallel to first side; Between described first electrode 104a and the second electrode 104b, there is gap; Main defiber 110, is arranged in described conductive coating 112, and one end of described main defiber 110 is positioned at described gap, is connected with edge separation line; First level defiber 120, comprise the first stem portion 120a and first cadre 120b, described first stem portion 120a is connected with main defiber 110, and the first stem portion 120a is separated out the first current paths vias 118 by described first cadre 120b; Second level defiber 130, comprise the second stem portion 130a and second cadre 130b, described second stem portion 130a is connected with first cadre 120b, and the second stem portion 130a is separated out the second current paths vias 119 by described second cadre 130b; Third level defiber 140, is connected with second cadre 130b of second level defiber 130, and forms T-shaped, and described third level defiber 140 constitutes the 3rd current paths vias 121 with second side; Recess 116, is arranged at the free end of main defiber 110, first level defiber 120, second level defiber 130 and third level defiber 140, for avoiding electric current by density of current excessive during free end.

In the present embodiment, the first stem portion 120a of first level defiber 120 is positive U-shaped; Two support arms of positive U-shaped are parallel to main defiber 110, and bottom vertical connects main defiber 110.First cadre 120b is linear.

In the present embodiment, the second stem portion 130a of second level defiber 130 is positive U-shaped; Two support arms of positive U-shaped are parallel to main defiber 110, and bottom vertical connects first cadre 120b.Second cadre 130b is linear; One end vertically connects third level defiber 140.

In the present embodiment, third level defiber 140 is parallel with second side, and described second side is the relative edge of first side.

In the present embodiment, the length of first side and second side is W, and the 3rd side, the four side length that connect first side and second side are respectively L.The length of the first electrode 104a and the second electrode 104b is less than W/2.The width a of the first current paths vias 118 and the 3rd current paths vias 121 equals 0.5W/(M+1), M is current path number.The width of the second current paths vias 119 is 2a.

In the present embodiment, the optimum design of each defiber is of a size of: the length x of main defiber 110 ₇the arm length of the U-shaped of+first level defiber 120 and the summation x of the first current paths vias 118 width ₈the arm length of the U-shaped of+second level line 130 and the summation x of the second current paths vias 119 width ₉the length L of the+the three current paths vias 121 width a=the 3rd side, wherein x ₈, x ₉equal 2a.

In addition, the length x of main defiber 110 ₇the arm length of U-shaped of the first level defiber 120 of+2 times and the summation x of the first current paths vias 118 width ₈the length x of=main defiber 110 ₇the arm length of the U-shaped of+first level defiber 120 and the summation x of the first current paths vias 118 width ₈the arm length of U-shaped of the second level defiber 130 of+1.5 times and the summation x of the second current paths vias 119 width ₉the length x of=main defiber 110 ₇the arm length of the U-shaped of+first level defiber 120 and the summation x of the first current paths vias 118 width ₈the arm length of the U-shaped of+second level defiber 130 and the summation x of the second current paths vias 119 width ₉+ W/2.

It is as follows that employing is that said structure carries out electrically heated method: be connected with external voltage source by cable with the second electrode 104b by the first electrode 104a, wherein the first electrode 104a connects positive pole, and the second electrode 104b connects negative pole; First via electric current is from the first electrode 104a, along length direction and the first determined path of current paths vias 118 of the first stem portion 120a of the length direction of main defiber 110, first level defiber 120, conduct to the second electrode 104b, electric conduction of heating coating 112; Second road electric current is from the first electrode 104a along the length direction of the first stem portion 120a of the length direction of main defiber 110, first level defiber 120, the length direction of the second stem portion 130a and the second determined path of current paths vias 119, conduct to the second electrode 104b, electric conduction of heating coating 112; 3rd road electric current is from the first electrode 104a along the length direction of the length direction of the first stem portion 120a of the length direction of main defiber 110, first level defiber 120, the second stem portion 130a of second level defiber 130 and the 3rd determined path of current paths vias 121, conduct to the second electrode 104b, electric conduction of heating coating 112.

Embodiment five

Figure 10 is the 5th example structure schematic diagram of current path arrangement in electric heating layer of the present invention.As shown in Figure 10, electric heating layer comprises: conductive coating 112; First electrode 104a and the second electrode 104b, near the first side being arranged at conductive coating 112 or be close to first side, and described first electrode 104a and the second electrode 104b is roughly parallel to first side; Between described first electrode 104a and the second electrode 104b, there is gap; Main defiber 110, is arranged in described conductive coating 112, and one end of described main defiber 110 is positioned at described gap, is connected with edge separation line; First level defiber 120, comprise the first stem portion 120a and first cadre 120b, described first stem portion 120a is connected with main defiber 110, and the first stem portion 120a is separated out the first current paths vias 118 by described first cadre 120b; Second level defiber 130, comprises the second stem portion, and described second stem portion is connected with first cadre 120b; Third level defiber 140, comprise the 3rd stem portion 140a and a 3rd cadre 140b, described 3rd stem portion 140a and second level defiber 130 constitute the second current paths vias 119, and the 3rd stem portion 140a has been separated out the 3rd current paths vias 121 by described 3rd cadre 140b; Recess 116, is arranged at the free end of main defiber 110, first level defiber 120, second level defiber 130 and third level defiber 140, for avoiding electric current by density of current excessive during free end.

In the present embodiment, the second stem portion of second level defiber 130 is positive U-shaped; Two support arms of positive U-shaped are parallel to main defiber 110, and bottom vertical connects first cadre 120b.

In the present embodiment, the 3rd stem portion 140a of third level defiber 140 is shape of reverse omega; 3rd cadre 140b is linear, and one end vertically connects the second side of conductive coating 112, and described second side is the relative edge of first side.

In the present embodiment, the optimum design of each defiber is of a size of: the length x of main defiber 110 ₁₀the arm length of the U-shaped of+first level defiber 120 and the summation x of the first current paths vias 118 width ₁₁the arm length of the U-shaped of+second level line 130 and the summation x of the second current paths vias 119 width ₁₂the length L of the+the three current paths vias 121 width a=the 3rd side.

In addition, the length x of main defiber 110 ₁₀the arm length of U-shaped of the first level defiber 120 of+2 times and the summation x of the first current paths vias 118 width ₁₁the length x of=main defiber 110 ₁₀the arm length of the U-shaped of+first level defiber 120 and the summation x of the first current paths vias 118 width ₁₁the arm length of U-shaped of the second level defiber 130 of+2 times and the summation x of the second current paths vias 119 width ₁₂the length x of the main defiber 110 of the+the three current paths vias 121 width a= ₁₀the arm length of the U-shaped of+first level defiber 120 and the summation x of the first current paths vias 118 width ₁₁the arm length of the U-shaped of+second level defiber 130 and the summation x of the second current paths vias 119 width ₁₂+ W/2+2 the 3rd current paths vias 121 width a doubly.

It is as follows that employing is that said structure carries out electrically heated method: be connected with external voltage source by cable with the second electrode 104b by the first electrode 104a, wherein the first electrode 104a connects positive pole, and the second electrode 104b connects negative pole; First via electric current is from the first electrode 104a, along length direction and the first determined path of current paths vias 118 of the first stem portion 120a of the length direction of main defiber 110, first level defiber 120, conduct to the second electrode 104b, electric conduction of heating coating 112; Second road electric current is from the first electrode 104a along the length direction of the first stem portion 120a of the length direction of main defiber 110, first level defiber 120, the length direction of the second stem portion and the second determined path of current paths vias 119, conduct to the second electrode 104b, electric conduction of heating coating 112; 3rd road electric current is from the first electrode 104a along the length direction of the 3rd stem portion 140a of the length direction of the length direction of the first stem portion 120a of the length direction of main defiber 110, first level defiber 120, the second stem portion of second level defiber 130, third level defiber 140 and the 3rd determined path of current paths vias 121, conduct to the second electrode 104b, electric conduction of heating coating 112.

Embodiment six

Figure 11 is the 6th example structure schematic diagram of current path arrangement in electric heating layer of the present invention.As shown in figure 11, electric heating layer comprises: conductive coating 112; First electrode 104a and the second electrode 104b, near the first side being arranged at conductive coating 112 or be close to first side, and described first electrode 104a and the second electrode 104b is roughly parallel to first side; Between described first electrode 104a and the second electrode 104b, there is gap; Main defiber 110, is arranged in described conductive coating 112, and one end of described main defiber 110 is positioned at described gap, is connected with edge separation line; First level defiber 120, comprise the first stem portion 120a and first cadre 120b, described first stem portion 120a is connected with main defiber 110, and the first stem portion 120a is separated out the first current paths vias 118 by described first cadre 120b; Second level defiber 130, comprise the second stem portion 130a and second cadre 130b, described second stem portion 130a is connected with first cadre 120b, and the second stem portion 130a is separated out the second current paths vias 119 by described second cadre 130b; Third level defiber 140, comprises the 3rd stem portion, and described 3rd stem portion is connected with second cadre 130b of second level defiber 130; Fourth level defiber 150, comprise the 4th stem portion 150a and a 4th cadre 150b, 3rd stem portion of described 4th stem portion 150a and third level defiber 140 forms the 3rd current paths vias 121, and the first stem portion 150a is separated out the 4th current paths vias 122 by described 4th cadre 150b; Fifth level defiber 160, is connected with the 4th cadre 150b of fourth level defiber 150, and forms T-shaped; Sixth level defiber 170, described sixth level defiber 170 constitutes the 5th current paths vias 123 with fifth level defiber 160, and described sixth level defiber 170 constitutes the 6th current paths vias 124 with second side; Recess 116, be arranged at the free end of main defiber 110, first level defiber 120, second level defiber 130, third level defiber 140, fourth level defiber 150, fifth level defiber 160 and sixth level defiber 170, for avoiding electric current by density of current excessive during free end.

In the present embodiment, described main defiber 110, first level defiber 120, second level defiber 130, third level defiber 140, fourth level defiber 150, fifth level defiber 160 and sixth level defiber 170 determine by the determination path of six heating currents of the first electrode 104a to the second electrode 104b by conductive coating 112 surface.Described main defiber 110, first level defiber 120, second level defiber 130 and third level defiber 140 form and have high-resistance interruption in conductive coating 112, do not have electric current directly to be interrupted by these.

In the present embodiment, the second stem portion 130a of second level defiber 130 is two positive U-shaped, and the bridging line of described two positive U-shaped is the extended line of first cadre 120b, and two support arms of positive U-shaped are parallel to main defiber 110, and bottom vertical connects first cadre 120b.Second cadre 130b is linear, its number and U-shaped quantity Matching, and divides corresponding U-shaped equally, and the double-H groove weld splitting of words of the second stem portion 130a is gone out current paths vias.

In the present embodiment, the 3rd stem portion of third level defiber 140 is positive U-shaped; Two support arms of positive U-shaped are parallel to main defiber 110, and bottom vertical connects second cadre 130b.

In the present embodiment, the 4th stem portion 150a of fourth level defiber 150 is shape of reverse omega; 4th cadre 150b is linear.

In the present embodiment, fifth level defiber 160 is parallel to second side, and described second side is the parallel relative edge of first side; Described fifth level defiber 160 with the 4th cadre 150b is vertical is connected.

In the present embodiment, the length of first side and second side is W, and the 3rd side, the four side length that connect first side and second side are respectively L.The length of the first electrode 104a and the second electrode 104b is less than W/2.The width a of the first current paths vias 118, second current paths vias 119, the 3rd current paths vias 121 equals 0.5W/(M+1), M is current path number.

In the present embodiment, the optimum design of each defiber is of a size of: the length x of main defiber 110 ₁the arm length of the U-shaped of '+first level defiber 120 and the summation x of the first current paths vias 118 width ₂the arm length of the U-shaped of '+second level line 130 and the summation x of the second current paths vias 119 width ₃the arm length of the U-shaped of '+third level line 140 and the summation x of the 3rd current paths vias 121 width ₄'+the four current paths vias 122 width x ₅'+the five current paths vias 123 width x ₆'+the five current paths vias 124 width x ₇the length L of '=the 3rd side; Wherein x ₅'=0.5a ~ 2a, x ₆'=0.5a ~ 2a, x ₇'=0.5a ~ 2a.

In addition, the length x of main defiber 110 ₁the arm length of U-shaped of the first level defiber 120 of '+2 times and the summation x of the first current paths vias 118 width ₂the length x of '=main defiber 110 ₁the arm length of the U-shaped of '+first level defiber 120 and the summation x of the first current paths vias 118 width ₂the arm length of U-shaped of the second level defiber 130 of '+3 times and the summation x of the second current paths vias 119 width ₃the length x of '=main defiber 110 ₁the arm length of the U-shaped of '+first level defiber 120 and the summation x of the first current paths vias 118 width ₂the arm length of the U-shaped of '+second level defiber 130 and the summation x of the second current paths vias 119 width ₃the arm length of U-shaped of the third level defiber 140 of '+2 times and the summation x of the 3rd current paths vias 121 width ₄3rd current paths vias 121 width a of '+2 times.

It is as follows that employing is that said structure carries out electrically heated method: be connected with external voltage source by cable with the second electrode 104b by the first electrode 104a, wherein the first electrode 104a connects positive pole, and the second electrode 104b connects negative pole; First via electric current is from the first electrode 104a, along length direction and the first determined path of current paths vias 118 of the first stem portion 120a of the length direction of main defiber 110, first level defiber 120, conduct to the second electrode 104b, electric conduction of heating coating 112; Second road electric current is from the first electrode 104a along the length direction of the length direction of the first stem portion 120a of the length direction of main defiber 110, first level defiber 120, the second stem portion 130a of second level defiber 130 and the second determined path of current paths vias 119, conduct to the second electrode 104b, electric conduction of heating coating 112; 3rd road electric current is from the first electrode 104a along the length direction of the 3rd stem portion 140a of the length direction of the length direction of the first stem portion 120a of the length direction of main defiber 110, first level defiber 120, the second stem portion 130a of second level defiber 130, third level defiber 140 and the 3rd determined path of current paths vias 121, conduct to the second electrode 104b, electric conduction of heating coating 112; 4th road electric current is from the first electrode 104a along the length direction of the 3rd stem portion 140a of the length direction of the length direction of the first stem portion 120a of the length direction of main defiber 110, first level defiber 120, the second stem portion 130a of second level defiber 130, third level defiber 140 and the 4th determined path of current paths vias 122, conduct to the second electrode 104b, electric conduction of heating coating 112; 5th road electric current is from the first electrode 104a along the length direction of the 3rd stem portion 140a of the length direction of the length direction of the first stem portion 120a of the length direction of main defiber 110, first level defiber 120, the second stem portion 130a of second level defiber 130, third level defiber 140, fourth level defiber 150 length direction and the 5th determined path of current paths vias 123, conduct to the second electrode 104b, electric conduction of heating coating 112; 6th road electric current is from the first electrode 104a along the length direction of the 3rd stem portion 140a of the length direction of the length direction of the first stem portion 120a of the length direction of main defiber 110, first level defiber 120, the second stem portion 130a of second level defiber 130, third level defiber 140, the length direction of fourth level defiber 150, the length direction of fifth level defiber 160 and the 7th determined path of current paths vias 124, conduct to the second electrode 104b, electric conduction of heating coating 112.

In the present embodiment, owing to being heated glass by six current conduction path, further add the scope to heating in conductive coating surf zone, so the heating of glass is reached evenly.

Embodiment seven

Figure 12 is the 7th example structure schematic diagram of current path arrangement in electric heating layer of the present invention.As shown in figure 12, electric heating layer comprises: conductive coating 300; First electrode 304a and the second electrode 304b, is arranged at the 3rd side edges of conductive coating 300 or is close to the 3rd side, and described first electrode 304a and the second electrode 304b is roughly parallel to the 3rd side; Described first electrode 304a and the second electrode 304b occupies the 3rd side edges at two ends position respectively, namely has comparatively wide arc gap between described first electrode 304a and the second electrode 304b; Main defiber 310, its one end is arranged in gap, cuts off the first electrode 304a and the second electrode 304b, and two main defibers 310 are that mirror image is distributed in one end of electrode, and is close to the minor face of electrode in inverted L-shaped line segment.

Also comprise: first level defiber 312, mirror image is distributed in main defiber 310 both sides, and contacts with the second electrode 304b with the first electrode 304a respectively, is separated out the first current paths vias 318 with the main defiber 310 of same side; Second level defiber 313, mirror image is distributed in main defiber 310 both sides, and contacts with the second electrode 304b with the first electrode 304a respectively, is separated out the second current paths vias 319 with first level defiber 312; Second level defiber 313 forms the 3rd current paths vias 320 with first side and second side.

In the present embodiment, main defiber 310 is wherein parallel to corresponding electrode, and another side perpendicular to the long limit of electrode, and is positioned at gap.

In the present embodiment, first level defiber 312 is L-shaped, with main defiber 310 form misplace square; Wherein parallel on one side and contact the first electrode 304a and the second electrode 304b, another side is perpendicular to the first electrode 304a and the second electrode 304b.

In the present embodiment, second level defiber 313 is perpendicular to the long limit of electrode.

It is as follows that employing is that said structure carries out electrically heated method: be connected with external voltage source by cable with the second electrode 304b by the first electrode 304a, wherein the first electrode 304a connects positive pole, and the second electrode 304b connects negative pole; First via electric current, from the first electrode 304a, along the first determined path of current paths vias 318, conducts to the second electrode 304b, electric conduction of heating coating 300; Second road electric current, from the first electrode 304a, along the second determined path of current paths vias 319, conducts to the second electrode 304b, electric conduction of heating coating 300; 3rd road electric current, from the first electrode 304a, along the 3rd determined path of current paths vias 320, conducts to the second electrode 304b, electric conduction of heating coating 300.

Embodiment eight

Figure 13 is the 8th example structure schematic diagram of current path arrangement in electric heating layer of the present invention.As shown in figure 13, electric heating layer comprises: conductive coating 200; First electrode 204a and the second electrode 204b, is arranged at the 3rd side edges of conductive coating 200 or is close to the 3rd side, and described first electrode 204a and the second electrode 204b is roughly parallel to the 3rd side; Described first electrode 204a and the second electrode 204b occupies the 3rd side edges at two ends position respectively, namely has comparatively wide arc gap between described first electrode 204a and the second electrode 204b; Main defiber 210, its one end is arranged in gap, cuts off the first electrode 204a and the second electrode 204b, and two main defibers 210 are that mirror image is distributed in one end of electrode, and is close to the minor face of electrode in inverted L-shaped line segment.

Also comprise: first level defiber 212, in inverted L-shaped, mirror image is distributed in main defiber 210 both sides, and contacts with the second electrode 204b with the first electrode 204a respectively, is separated out the first current paths vias with the main defiber 210 of same side.Second level defiber 213, mirror image is distributed in main defiber 210 both sides, and contacts with the second electrode 204b with the first electrode 204a respectively; Described second level defiber 213 is made up of main part and branch, described main part is inverted L-shaped, be connected with the first corresponding electrode 204a is vertical with the second electrode 204b respectively on one side, another side is parallel with the long limit of the second electrode 204b with the first electrode 204a respectively; Described branch linearly section, be parallel to the first electrode 204a respectively with the second electrode 204b and be vertically connected described main part, first level defiber 212 is separated out the second current paths vias by described branch.Third level defiber 214, in falling zigzag, mirror image is distributed in main defiber 210 both sides, one side of described third level defiber 214 is vertical with the second electrode 204b with the first electrode 204a to be respectively connected, and described third level defiber 214 is separated out the 3rd current paths vias with second level defiber 213.Fourth level defiber 215, in 1 font, mirror image is distributed in main defiber 210 both sides, vertically with the second electrode 204b with the first electrode 204a is respectively connected, and is separated out the 4th current paths vias with third level defiber 214; Fifth level defiber 216, in 1 font, mirror image is distributed in main defiber 210 both sides, vertically with the second electrode 204b with the first electrode 204a is respectively connected, and is separated out the 5th current paths vias with fourth level defiber 215; Described fifth level defiber 216 is separated out the 6th current paths vias with first side and second side.First auxiliary separating off-line 218, mirror image is distributed in main defiber 210 both sides, and lays respectively on the long limit of the first electrode 204a and the second electrode 204b, and is connected with first level defiber 212; Second auxiliary separating off-line 220, mirror image is distributed in main defiber 210 both sides, and lays respectively on the long limit of the first electrode 204a and the second electrode 204b, and is connected with fourth level defiber 215.

In the present embodiment, main defiber 210 is wherein parallel to corresponding electrode, and another side perpendicular to the long limit of electrode, and is positioned at gap.

It is as follows that employing is that said structure carries out electrically heated method: be connected with external voltage source by cable with the second electrode 204b by the first electrode 204a, wherein the first electrode 204a connects positive pole, and the second electrode 204b connects negative pole; First via electric current, from the first electrode 204a, along the first determined path of current paths vias, conducts to the second electrode 204b, electric conduction of heating coating 200; Second road electric current, from the first electrode 204a, along the second determined path of current paths vias, conducts to the second electrode 204b, electric conduction of heating coating 200; 3rd road electric current, from the first electrode 204a, along the 3rd determined path of current paths vias, conducts to the second electrode 204b, electric conduction of heating coating 200; 4th road electric current, from the first electrode 204a, along the first determined path of current paths vias, conducts to the second electrode 204b, electric conduction of heating coating 200; 5th road electric current, from the first electrode 204a, along the second determined path of current paths vias, conducts to the second electrode 204b, electric conduction of heating coating 200; 6th road electric current, from the first electrode 204a, along the 3rd determined path of current paths vias, conducts to the second electrode 204b, electric conduction of heating coating 200.

Embodiment nine

Figure 14 is the structural representation of the 9th embodiment of current path arrangement in electric heating layer of the present invention.As shown in figure 14, electric heating layer comprises: conductive coating 400, and described conductive coating 400 is coated on glass in criss-cross; First electrode 404a and the second electrode 404b, is arranged at one end of cross vertical line, and is roughly parallel to the side of this end; Between described first electrode 404a and the second electrode 404b, there is gap; Main defiber 410, be arranged in described conductive coating 400, described main defiber 410 comprises base portion 410a and auxiliary body divides 410b, described base portion 410a and auxiliary body divide 410b to form criss-cross, all be positioned at the centre portion that the cross of conductive coating 400 is corresponding, one end of described base portion 410a is positioned at described gap, cuts off the first electrode 404a and the second electrode 404b.

Also comprise: first level defiber 405, there are three groups, wherein two arrangement of mirrors pictures are distributed in main defiber 410 both sides, and divide 410b one end to be connected with auxiliary body respectively, another group is connected with the other end of base portion 410a, and the described other end is the opposite end of partition first electrode 404a and second electrode 404b one end; Described first level defiber 405 of often organizing includes the first stem portion 405a and first cadre 405b, and the first stem portion 405a is separated out the first current paths vias 417 by described first cadre 405b; Second level defiber 406, have three groups, wherein two arrangement of mirrors pictures are distributed in main defiber 410 both sides, and another group is positioned at the other end of base portion 410a, the described second level defiber 406 often organized is connected with first cadre 405b of corresponding first level defiber 405, and forms T-shaped; Third level defiber 407, there are three groups, wherein two arrangement of mirrors pictures are distributed in main defiber 410 both sides, another group is positioned at the other end of base portion 410a, the third level defiber 407 often organized is parallel with corresponding second level defiber 406, described third level defiber 407 forms the second current paths vias 418 with second level defiber 406, and described third level defiber 407 constitutes the 3rd current paths vias 419 with respective side edge.

Also comprise: two groups of path separation lines, mirror image is distributed in the both sides that auxiliary body divides 410b, often organizes path separation line and comprises the first path separation line 401, alternate path separation line 402 and third path separation line 403; Wherein, the first path separation line 401, mirror image is distributed in the base portion 410a both sides of main defiber 410, and respectively perpendicular to the first electrode 404a and the second electrode 404b, is separated out the first current paths vias 417 with the base portion 410a of main defiber 310; Alternate path separation line 402, mirror image is distributed in the base portion 410a both sides of main defiber 410, is separated out the second current paths vias 418 with the first path separation line 401 organized; Third path separation line 403, mirror image is distributed in the base portion 410a both sides of main defiber 410, is separated out the 3rd current paths vias 419 with alternate path separation line 402.

In the present embodiment, described main defiber 410, first level defiber 405, second level defiber 406 and third level defiber 407 determine by the determination path of three heating currents of the first electrode 404a to the second electrode 404b by conductive coating 400 surface.Described main defiber 410, first level defiber 405, second level defiber 406 and third level defiber 407 form and have high-resistance interruption in conductive coating 400, do not have electric current directly to be interrupted by these.

In the present embodiment, the first stem portion 405a of first level defiber 405 is U-shaped; Two arrangement of mirrors pictures are distributed in main defiber 410 both sides, and the auxiliary body that U-shaped two support arm of the first stem portion 405a of the first level defiber 405 dividing 410b one end to be connected with auxiliary body is respectively parallel to main defiber 410 divides 401b, the auxiliary body that bottom vertical connects main defiber 410 divides 401b; U-shaped two support arm of the first stem portion 405a of the first level defiber 405 of one group of connection base portion 410a other end is parallel to the base portion 401a of main defiber 410, and bottom vertical connects the base portion 401a of main defiber 410.

In the present embodiment, first cadre 405b of first level defiber 405 is linear; One end vertically connects second level defiber 406.

In the present embodiment, the side of second level defiber 406 respectively with corresponding is parallel.

In the present embodiment, the first path separation line 401 is the straight line perpendicular to the first electrode 404a and the second electrode 404b.

In the present embodiment, alternate path separation line 402 is inverted L-shaped, is wherein parallel to the first electrode 404a and the second electrode 404b, and another side is perpendicular to the first electrode 404a and the second electrode 404b.

In the present embodiment, third path separation line 403 is L-shaped, with alternate path separation line 402 form misplace square; Described third path separation line 403 is wherein while be parallel to the first electrode 404a and the second electrode 404b, and another side is perpendicular to the first electrode 404a and the second electrode 404b.

In the present embodiment, the dimension definitions of each defiber is: the width in the horizontal line portion of main defiber 410 cross is L, horizontal line portion length direction from base portion 410a to the first stem portion 405aU word of mirror image rank defiber wherein one group of first level defiber 405 bottom distance be L ₁, bottom U-shaped to the distance of second level defiber 406 be L ₂, the width of the first current paths vias 417, second current paths vias 418 and the 3rd current paths vias 419 is respectively a; The vertical line portion length direction of main defiber 410 cross from the base in horizontal line portion to the first stem portion 405aU word of the first level defiber 405 of the base portion 410a other end bottom distance be y ₁, bottom U-shaped, the distance of extremely same group second level defiber 406 is y ₂; The cross part of conductive coating 400 is separated into symmetric part by the cross line of main defiber, and the width of each several part is S.Wherein, best dimension combination is: S=L ₂+ 2a=0.5L+2a; y ₁+ 2y ₂=y ₁+ y ₂+ S; L ₁+ 2L ₂=L ₁+ L ₂+ 0.5L.

It is as follows that employing is that said structure carries out electrically heated method: be connected with external voltage source by cable with the second electrode 404b by the first electrode 404a, wherein the first electrode 404a connects positive pole, and the second electrode 404b connects negative pole; First via electric current is from the first electrode 404a, length direction and the first determined path of current paths vias 417 of the first stem portion 405a of the length direction of 410b, first level defiber 405 is divided along main defiber 410 base portion 410a and auxiliary body, conduct to the second electrode 404b, electric conduction of heating coating 400; Second road electric current divides length direction and the second determined path of current paths vias 418 of the first stem portion 406a of the length direction of 410b, first level defiber 406 from the first electrode 404a along main defiber 410 base portion 410a and auxiliary body, conduct to the second electrode 404b, electric conduction of heating coating 400; 3rd road electric current divides length direction and the 3rd determined path of current paths vias 419 of the first stem portion 405a of the length direction of 410b, first level defiber 405 from the first electrode 404a along main defiber 410 base portion 410a and auxiliary body, conduct to the second electrode 404b, electric conduction of heating coating 400.

Although the present invention discloses as above, the present invention is not defined in this.Any those skilled in the art, without departing from the spirit and scope of the present invention, all can make various changes or modifications, and therefore protection scope of the present invention should be as the criterion with claim limited range.

Claims

1. an electric heating layer, comprising: conductive coating; First electrode and the second electrode, described first electrode and the second electrode are near conductive coating first side, and the long limit of described first electrode and the second electrode is roughly parallel to first side;

It is characterized in that described conductive coating having the single main defiber substantially vertical with the long limit of the second electrode with described first electrode, between described first electrode and the second electrode, there is gap; One end of described main defiber is positioned at gap, makes the first electrode and the second electrode separation, has the region of not circulating current between electrodes; Determination path along the length direction of main defiber forms primary current path at least partially; Described conductive coating also comprises the N group rank defiber that basis is arranged successively with described first side distance, the 1st group of rank defiber distance first side is nearest, and wherein N is positive integer.

2. electric heating layer according to claim 1, is characterized in that, described main defiber comprises linear portion or wave line segment or sawtooth line segment.

3. electric heating layer according to claim 1, is characterized in that, described rank defiber comprises linear portion or wave line segment or sawtooth line segment.

4. electric heating layer according to claim 1, is characterized in that, forms current path between two rank defibers adjacent in described N group rank defiber.

5. electric heating layer according to claim 4, is characterized in that, described rank defiber comprises stem portion, and described stem portion is in positive U-shaped or shape of reverse omega or 1 font or positive zigzag or inverted L-shaped or fall zigzag.

6. electric heating layer according to claim 4, is characterized in that, described rank defiber comprises a cadre, and described cadre is the line segment parallel with main defiber.

7. electric heating layer according to claim 5, is characterized in that, described positive U-shaped is single positive U-shaped.

8. electric heating layer according to claim 5, is characterized in that, described positive U-shaped is many positive U-shaped, and the adjacent U-shaped in described many positive U-shaped shares a support arm.

9. electric heating layer according to claim 8, is characterized in that, for the stem portion of many positive U-shaped, a stem portion with equal number does not divide each positive U-shaped equally.

10. electric heating layer according to claim 5, is characterized in that, when the stem portion of n-th group of rank defiber is positive U-shaped, U-shaped base vertical connects a cadre of (n-1)th group of rank defiber, wherein 2≤n≤N.

11. electric heating layers according to claim 5, is characterized in that, when the stem portion of the 1st group of rank defiber is positive U-shaped, U-shaped base vertical connects main defiber.

12. electric heating layers according to claim 10 or 11, is characterized in that, when stem portion is positive U-shaped, a cadre divides described stem portion equally, and described trunk portion is separated out current path.

13. electric heating layers according to claim 5, is characterized in that, when the stem portion of n-th group of rank defiber is shape of reverse omega, the stem portion of (n-1)th group of rank defiber is U-shaped, wherein 2≤n≤N.

14. electric heating layers according to claim 4, is characterized in that, N group rank defiber is the line segment vertical with main defiber, wherein N >=2.

15. electric heating layers according to claim 14, is characterized in that, N group rank defiber is vertical with a part for N-1 group rank defiber connect into T-shaped.

16. electric heating layers according to claim 14, is characterized in that, N-1 group rank defiber is the line segment vertical with main defiber, N-1 group rank defiber is vertical with a part for N-2 group rank defiber connect into T-shaped, wherein N >=3.

17. electric heating layers according to claim 1, is characterized in that, described main defiber is inverted L-shaped.

18. electric heating layers according to claim 17, is characterized in that, described main defiber specular is distributed in the side of the first electrode and the second electrode, wherein paste the minor face of the first electrode and the second electrode.

19. electric heating layers according to claim 18, is characterized in that, rank defiber specular is distributed on the first electrode and the second electrode.

20. electric heating layers according to claim 19, is characterized in that, described rank defiber comprises the linear portion on positive L shape or the long limit of vertical electrode.

The current path arrangement method of 21. 1 kinds of electric heating layers, comprising:

The single main defiber substantially vertical with the long limit of the second electrode with described first electrode is formed on the surface of electric heating layer, in the gap of described main defiber one end between described first electrode and the second electrode, make to be formed between the first electrode and the second electrode the region of not circulating current and the determination path along the length direction of main defiber forms primary current path at least partially;

Form N group rank defiber on the surface of electric heating layer successively according to described first side distance, the 1st group of rank defiber distance first side is nearest, and wherein N is positive integer.

The current path arrangement method of 22. electric heating layers according to claim 21, is characterized in that, described main defiber comprises linear portion or wave line segment or sawtooth line segment.

The current path arrangement method of 23. electric heating layers according to claim 21, is characterized in that, described rank defiber comprises linear portion or wave line segment or sawtooth line segment.

The current path arrangement method of 24. electric heating layers according to claim 21, is characterized in that, forms current path between two rank defibers adjacent in described N group rank defiber.

The current path arrangement method of 25. electric heating layers according to claim 24, is characterized in that, described rank defiber comprises stem portion, and described stem portion is in positive U-shaped or shape of reverse omega or 1 font or positive zigzag or inverted L-shaped or fall zigzag.

The current path arrangement method of 26. electric heating layers according to claim 24, is characterized in that, described rank defiber comprises a cadre, and described cadre is the line segment parallel with main defiber.

The current path arrangement method of 27. electric heating layers according to claim 25, is characterized in that, described positive U-shaped is single positive U-shaped.

The current path arrangement method of 28. electric heating layers according to claim 25, is characterized in that, described positive U-shaped is many positive U-shaped, and the adjacent U-shaped in described many positive U-shaped shares a support arm.

The current path arrangement method of 29. electric heating layers according to claim 28, is characterized in that, for the stem portion of many positive U-shaped, a stem portion with equal number does not divide each positive U-shaped equally.

The current path arrangement method of 30. electric heating layers according to claim 25, is characterized in that, when the stem portion of n-th group of rank defiber is positive U-shaped, U-shaped base vertical connects a cadre of (n-1)th group of rank defiber, wherein 2≤n≤N.

The current path arrangement method of 31. electric heating layers according to claim 25, is characterized in that, when the stem portion of the 1st group of rank defiber is positive U-shaped, U-shaped base vertical connects main defiber.

The current path arrangement method of 32. electric heating layers according to claim 30 or 31, is characterized in that, when stem portion is positive U-shaped, a cadre divides described stem portion equally, and described trunk portion is separated out current path.

The current path arrangement method of 33. electric heating layers according to claim 25, is characterized in that, when the stem portion of n-th group of rank defiber is shape of reverse omega, the stem portion of (n-1)th group of rank defiber is U-shaped, wherein 2≤n≤N.

The current path arrangement method of 34. electric heating layers according to claim 21, is characterized in that, N group rank defiber is the line segment vertical with main defiber, wherein N >=2.

The current path arrangement method of 35. electric heating layers according to claim 34, is characterized in that, N group rank defiber is vertical with a part for N-1 group rank defiber connect into T-shaped.

The current path arrangement method of 36. electric heating layers according to claim 34, it is characterized in that, N-1 group rank defiber is the line segment vertical with main defiber, N-1 group rank defiber is vertical with a part for N-2 group rank defiber connect into T-shaped, wherein N >=3.

37. 1 kinds of electrically heated methods, is characterized in that, comprise the following steps:

Panel component is provided;

Coated with conductive coating on described panel component;

Electric current is along being arranged at conductive coating surface, and the determination current path in the single main separation line length direction of one end between described first electrode and the second electrode in gap, conduct to the second electrode by the first electrode, electric conduction of heating coating;

38. 1 kinds of panel components with electric heating layer, comprising: glass, are positioned at the conductive coating of glass surface, near conductive coating first side and long limit is roughly parallel to the first electrode and second electrode of first side;

It is characterized in that described conductive coating having the single main defiber substantially vertical with the long limit of the second electrode with described first electrode, between described first electrode and the second electrode, there is gap; One end of described main defiber is positioned at gap, makes the first electrode and the second electrode separation, has the region of not circulating current between electrodes; Length direction along main defiber is shaped as primary current path at least partially really; Described conductive coating also comprises the N group rank defiber that basis is arranged successively with described first side distance, the 1st group of rank defiber distance first side is nearest, and wherein N is positive integer.

39., according to the panel component with electric heating layer according to claim 38, is characterized in that, described main defiber comprises linear portion or wave line segment or sawtooth line segment.

40., according to the panel component with electric heating layer according to claim 38, is characterized in that, described rank defiber comprises linear portion or wave line segment or sawtooth line segment.

41., according to the panel component with electric heating layer according to claim 38, is characterized in that, form current path between two rank defibers adjacent in described N group rank defiber.

42. panel components with electric heating layer according to claim 41, is characterized in that, described rank defiber comprises stem portion, and described stem portion is in positive U-shaped or shape of reverse omega or 1 font or positive zigzag or inverted L-shaped or fall zigzag.

43. panel components with electric heating layer according to claim 41, is characterized in that, described rank defiber comprises a cadre, and described cadre is the line segment parallel with main defiber.

44. panel components with electric heating layer according to claim 42, is characterized in that, described positive U-shaped is single positive U-shaped.

45. panel components with electric heating layer according to claim 42, is characterized in that, described positive U-shaped is many positive U-shaped, and the adjacent U-shaped in described many positive U-shaped shares a support arm.

46. panel components with electric heating layer according to claim 45, is characterized in that, for the stem portion of many positive U-shaped, a stem portion with equal number does not divide each positive U-shaped equally.

47. panel components with electric heating layer according to claim 42, is characterized in that, when the stem portion of n-th group of rank defiber is positive U-shaped, U-shaped base vertical connects a cadre of (n-1)th group of rank defiber, wherein 2≤n≤N.

48. panel components with electric heating layer according to claim 42, is characterized in that, when the stem portion of the 1st group of rank defiber is positive U-shaped, U-shaped base vertical connects main defiber.

49. panel components with electric heating layer according to claim 47 or 48, is characterized in that, when stem portion is positive U-shaped, a cadre divides described stem portion equally, and described trunk portion is separated out current path.

50. panel components with electric heating layer according to claim 42, is characterized in that, when the stem portion of n-th group of rank defiber is shape of reverse omega, the stem portion of (n-1)th group of rank defiber is U-shaped, wherein 2≤n≤N.

51. panel components with electric heating layer according to claim 41, is characterized in that, N group rank defiber is the line segment vertical with main defiber, wherein N >=2.

52. panel components with electric heating layer according to claim 51, is characterized in that, N group rank defiber is vertical with a part for N-1 group rank defiber connect into T-shaped.

53. panel components with electric heating layer according to claim 51, it is characterized in that, N-1 group rank defiber is the line segment vertical with main defiber, N-1 group rank defiber is vertical with a part for N-2 group rank defiber connect into T-shaped, wherein N >=3.

54., according to the panel component with electric heating layer according to claim 38, is characterized in that, the length of described first electrode, the second electrode is close to the half of the parallel panel component first side length of electrode.

55., according to the panel component with electric heating layer according to claim 38, is characterized in that, described conductive coating is criss-cross.

56. panel components with electric heating layer according to claim 55, it is characterized in that, the crossline direction of cross has N group rank defiber, according to the far and near mirror-image arrangement successively of distance between center line at the both wings of horizontal line, 1st group of rank defiber distance center line is nearest, and wherein N is positive integer.

57. 1 kinds of electrically heated glasses comprising electric heating layer as claimed in claim 1, comprising: two pieces of glass outers, and the electric heating layer between glass outer; In electric heating layer, have conductive coating, the first electrode and the second electrode, described first electrode and the second electrode are near conductive coating first side, and the long limit of described first electrode and the second electrode is roughly parallel to first side;

58. 1 kinds of automobile multiple glazings comprising electric heating layer as claimed in claim 1.

59. 1 kinds of building window glass comprising electric heating layer as claimed in claim 1, comprising: at least layer glass and surround the frame of glass surrounding, the electric heating layer between glass; In electric heating layer, have conductive coating, the first electrode and the second electrode, described first electrode and the second electrode are near conductive coating first side, and the long limit of described first electrode and the second electrode is roughly parallel to first side;