CN210353398U

CN210353398U - Transparent conductive heating antifogging lens and helmet shield lens

Info

Publication number: CN210353398U
Application number: CN201921350278.6U
Authority: CN
Inventors: 阳光胜
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-08-17
Filing date: 2019-08-17
Publication date: 2020-04-21
Anticipated expiration: 2029-08-17

Abstract

The utility model belongs to the technical field of the lens, a transparent conductive antifog lens that generates heat and helmet shield lens are related to, including lens body, power connector and circuit connection unit, one deck indium tin oxide conductive film has on the lens body, circuit connection unit includes flexible circuit winding displacement, bus and circuit connection rivet, the bus is established indium tin oxide conductive film go up and with this indium tin oxide conductive film electric connection, the one end of flexible circuit winding displacement with power connector electric connection, the other end passes through the circuit connection rivet with bus electric connection. At this transparent conductive antifog lens that generates heat carry out the in-process of assembling, need not to set up the through wires hole, the flexible circuit winding displacement turns over a book and the laminating can accomplish the wiring on the product, consequently, the utility model discloses transparent conductive antifog lens that generates heat design is more reasonable, and the consumer can assemble by oneself to the assembly is simple and need not to destroy the product, can regard as general type accessory to use.

Description

Transparent conductive heating antifogging lens and helmet shield lens

Technical Field

The utility model belongs to the technical field of the lens, especially, relate to a transparent conductive antifog lens that generates heat and helmet guard shield lens.

Background

In order to ensure clear sight of helmet users, a transparent conductive heating antifogging lens is additionally arranged on the inner surface (one side of a human face) of a helmet shield lens by a plurality of manufacturers, a transparent conductive heating coating which is usually prepared from indium tin oxide materials is arranged on the transparent conductive heating antifogging lens, and the transparent conductive heating antifogging lens is electrified, heated and heated, so that defogging and defrosting functions are achieved. The existing transparent conductive heating antifogging lens is externally connected with an electric wire with the diameter of 0.7-1.0 mm, the electric wire is thick and is easy to damage when being excessively bent, and in the process of assembling the transparent conductive heating antifogging lens on the helmet shield lens, a threading hole needs to be formed in one side (the left side or the right side) of the helmet shield lens so that a power supply line is connected with a power socket fixed on the outer side of the helmet shield lens through the threading hole. Therefore, the existing transparent conductive heating antifogging lens is unreasonable in structural design, very complex in assembly and difficult for consumers to assemble by themselves, so that the existing transparent conductive heating antifogging lens is difficult to use as a universal accessory.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a transparent conductive antifog lens and helmet shield lens that generates heat, it is unreasonable to aim at solving the transparent conductive antifog lens structural design that generates heat among the prior art, and the assembly is very complicated, and the consumer is difficult to assemble by oneself to the technical problem that current transparent conductive antifog lens that generates heat is difficult to use as general type accessory has been caused.

In order to achieve the above object, an embodiment of the present invention provides a transparent conductive heating antifog lens, including lens body, power connector and circuit connection unit, one deck indium tin oxide conductive film has on the lens body, circuit connection unit includes flexible circuit winding displacement, bus and circuit connection rivet, the bus is established on the indium tin oxide conductive film and with this indium tin oxide conductive film electric connection, the one end of flexible circuit winding displacement with power connector electric connection, the other end passes through the circuit connection rivet with bus electric connection.

Optionally, the bus lines include an upper bus line and a lower bus line, the upper bus line and the lower bus line are oppositely disposed at edges of upper and lower ends of the lens body and electrically connected to the indium tin oxide conductive film, and the upper bus line and the lower bus line extend along a length direction of the lens body.

Optionally, the upper bus bar and the lower bus bar are made of silver paste.

Optionally, the flexible circuit flat cable includes an anode connecting wire and a cathode connecting wire, one end of the anode connecting wire is connected to the anode of the power connector, the other end of the anode connecting wire is connected to the upper bus bar through the circuit connecting rivet, one end of the cathode connecting wire is connected to the cathode of the power connector, and the other end of the cathode connecting wire is connected to the lower bus bar through the circuit connecting rivet.

Optionally, the flexible circuit flat cable is an FPC flat cable or an FFC flat cable.

Optionally, a circle of 3M double-sided adhesive tape is pasted on the outer edge of the lens body, and the 3M double-sided adhesive tape is pasted on the upper bus bar and the lower bus bar in a superposed manner.

Optionally, a silver wire isolation protection layer is printed on the surfaces of the upper bus bar and the lower bus bar in a silk-screen manner, and the silver wire isolation protection layer is located between the upper bus bar and the 3M double-sided adhesive tape and between the lower bus bar and the 3M double-sided adhesive tape.

Optionally, the lens body is a transparent lens, and the ito conductive film is disposed on one or both surfaces of the lens body.

Optionally, the power connector is a jack socket, and can be connected with an external power source through a connecting wire to supply power to the indium tin oxide conductive film.

The embodiment of the utility model provides an above-mentioned one or more technical scheme in the transparent conductive antifog lens that generates heat has one of following technological effect at least: in the utility model, from the perspective of the consumer, the lens body and the power connector are connected into a whole by the circuit connection unit, after the consumer obtains the transparent conductive heating antifog lens, the lens body, the power connector and the circuit connection unit are attached to the helmet, the ski goggles or the goggles, and then the lens body, the power connector and the circuit connection unit are connected with the external power supply for use, so that the transparent conductive heating antifog lens is fast and convenient without purchasing other components for assembly; in addition, the flexible circuit winding displacement among the circuit connection unit is flexible good, collapsible, at this transparent conductive antifog lens that generates heat and carries out the in-process of assembling, need not to set up the through wires hole, the flexible circuit winding displacement turns over a book and the laminating can accomplish the wiring on the product, consequently, the utility model discloses transparent conductive antifog lens that generates heat design is more reasonable, and the consumer can assemble by oneself to the assembly is simple need not to destroy the product, can regard as general type accessory to use.

In order to achieve the above object, another embodiment of the present invention provides a helmet shield lens, including outer lens and the above transparent conductive heating antifog lens, the lens body is laminated on the inner surface of the outer lens, the power connector is laminated on the outer surface of the outer lens, one end of the flexible circuit cable is electrically connected to the bus on the lens body, and the other end is electrically connected to the power connector, and the flexible circuit cable is folded and laminated on the inner surface and the outer surface of the outer lens.

The embodiment of the utility model provides an above-mentioned one or more technical scheme in the helmet shield lens have one of following technological effect at least: the utility model discloses in the helmet shield lens, foretell transparent conductive antifog lens that generates heat has been used, when using under the environment that produces fog easily, be connected for this transparent conductive antifog lens power supply that generates heat through connecting wire and external power source, make it heat up, for outer lens heating, thereby be difficult for producing fog on the messenger outer mirror surface, perhaps make the fog that has produced volatilize, the applied environment is very extensive, even can not influence its antifog effect in the environment of low temperature high humidity yet, greatly increased user's safety. In addition, the assembly of the transparent conductive heating antifogging lens and the outer lens is very simple, the lens body and the power connector are respectively attached to the inner surface and the outer surface of the outer lens, and the flexible circuit flat cable is folded and attached to the inner surface and the outer surface of the outer lens.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

Fig. 1 is a schematic front view of a transparent conductive heating antifogging lens provided by an embodiment of the present invention.

Fig. 2 is a schematic view of the reverse side of the transparent conductive heating antifogging lens provided by the embodiment of the present invention.

Fig. 3 is a cross-sectional view of the transparent conductive heating antifog lens provided by the embodiment of the present invention.

Fig. 4 is a schematic front view of a helmet shield lens according to an embodiment of the present invention.

Fig. 5 is a schematic reverse side view of a helmet shield lens according to an embodiment of the present invention.

Fig. 6 is an exploded view of a helmet shield lens according to an embodiment of the present invention.

Wherein, in the figures, the respective reference numerals:

1-transparent conductive heating antifogging lens 2-lens body 21-indium tin oxide conductive film

3-power connector 4-circuit connecting unit 5-flexible circuit flat cable

51-positive connecting wire 52-negative connecting wire 6-bus wire

61-upper bus line 62-lower bus line 63-silver line isolation protective layer

7-circuit connection rivet 8-3M double-sided adhesive tape 9-helmet shield lens

91-outer lens

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below by referring to the drawings are exemplary and intended to explain the embodiments of the present invention and are not to be construed as limiting the present invention.

In the description of the embodiments of the present invention, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings, which is only for convenience in describing the embodiments of the present invention and simplifying the description, and do not indicate or imply that the device or element so indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the embodiments of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as fixed or detachable connections or as an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the embodiments of the present invention can be understood by those skilled in the art according to specific situations.

In an embodiment of the present invention, as shown in fig. 1 to 3, a transparent conductive heating antifogging lens 1, includes a lens body 2, a power connector 3 and a circuit connection unit 4, a layer of indium tin oxide conductive film 21 is provided on the lens body 2, the circuit connection unit 4 includes a flexible circuit flat cable 5, a bus 6 and a circuit connection rivet 7, the bus 6 is provided on the indium tin oxide conductive film 21 and electrically connected with the indium tin oxide conductive film 21, one end of the flexible circuit flat cable 5 and the power connector 3 are electrically connected, and the other end passes through the circuit connection rivet 7 and the bus 6 are electrically connected.

Further, the power connector 3 is a jack socket, and can be connected to an external power source through a connecting wire to supply power to the ito conductive film 21.

Specifically, lens body 2 laminates on the lens on products such as helmet, skiing mirror or goggles, and this transparent conductive antifog lens 1 that generates heat uses under the environment that produces fog easily, power connector 3 is connected with external power through the connecting wire, and external power supplies power, and the electric current flows through the connecting wire in proper order power connector 3 flexible circuit winding displacement 5 circuit connection rivet 7 with bus 6 does on the lens body 2 indium tin oxide conductive film 21 supplies power, makes it heat up, for lens body 2 heats to make the difficult fog that produces of lens on products such as helmet, skiing mirror or goggles, perhaps make the fog that has produced volatilize.

Further, the lens body 2 is a transparent lens, and is made of glass, transparent plastic, and the like.

Furthermore, the ito film 21 is disposed on one or both surfaces of the lens body 2, wherein the ito film 21 is made of a transparent material, so that the problem of shielding the view is not present; in addition, the indium tin oxide conductive film 21 is arranged on the lens body 2, and the indium tin oxide conductive film 21 is heated uniformly in the electrifying process, the temperature heating speed is high, and the defogging and antifogging effects are good.

In another embodiment of the present invention, as shown in fig. 2, the bus line 6 in the transparent conductive heating antifogging lens 1 includes an upper bus line 61 and a lower bus line 62, the upper bus line 61 and the lower bus line 62 are relatively disposed at the edges of the upper and lower ends of the lens body 2 and electrically connected to the indium tin oxide conductive film 21, and the upper bus line 61 and the lower bus line 62 extend along the length direction of the lens body 2.

Preferably, the upper bus bar 61 and the lower bus bar 62 are made of silver paste.

Further, the flexible circuit flat cable 5 includes a positive connection line 51 and a negative connection line 52, one end of the positive connection line 51 is connected to the positive electrode of the power connector 3, the other end is connected to the upper bus bar 61 through the circuit connection rivet 7, one end of the negative connection line 52 is connected to the negative electrode of the power connector 3, and the other end is connected to the lower bus bar 62 through the circuit connection rivet 7.

Specifically, the ito film 21 covers the entire surface of the lens body 2, the ito film 21 is a transparent resistor having an extremely high conductivity, and the positive electrode and the negative electrode of the ito film 21 are formed by disposing the upper bus bar 61 and the lower bus bar 62 made of silver paste on the edges of the upper and lower ends of the lens body 2, that is, two independent portions of the ito film 21 (edges of the upper and lower ends), the positive electrode of the ito film 21, that is, the upper bus bar 61 is connected to the positive electrode of the power connector 3 through the positive electrode connection line 51, the negative electrode of the ito film 21, that is, the lower bus bar 62 is connected to the negative electrode of the power connector 3 through the negative electrode connection line 52, the power connector 3 is connected to an external power source, and a current is generated from the positive electrode of the external power source, the current flows through the positive electrode of the power connector 3, the positive electrode connecting line 51, the upper bus bar 61, the indium tin oxide conductive film 21, the lower bus bar 62, the negative electrode connecting line 52 and the negative electrode of the power connector 3 in sequence, and flows back to the negative electrode of the external power supply, thereby forming a loop.

Further, the external power source may be a battery such as a dry battery, a rechargeable battery, a power source for a motorcycle, or the like.

Furthermore, the flexible circuit flat cable 5 is an FPC flexible flat cable or an FFC flexible flat cable, which has a series of advantages of miniaturization, compactness, space saving, excellent flexibility, foldability, etc. Guarantee under the circuit design (12V power) requirement of transparent conductive heating antifog lens 1, flexible circuit winding displacement 5 adopts FPC soft winding displacement or FFC soft winding displacement, and its thickness can attenuate to 0.1mm thick, has realized flexible circuit winding displacement 5's lossless installation.

In another embodiment of the present invention, as shown in fig. 1 and fig. 3, when the transparent conductive heating antifogging lens 1 is attached to a lens on a product such as a helmet, a ski-goggles, or a goggles, a circle of 3M double-sided adhesive tape 8 is attached to an outer edge of the lens body 2, and the transparent conductive heating antifogging lens 1 is attached to the lens on the product such as the helmet, the ski-goggles, or the goggles through the 3M double-sided adhesive tape 8, wherein the 3M double-sided adhesive tape 8 is attached to the upper bus bar 61 and the lower bus bar 62 in a superposed manner, on one hand, multiple influences of the upper bus bar 61, the lower bus bar 62, and the 3M double-sided adhesive tape 8 on the sight line of the user are avoided, so as to effectively expand the sight range of the user; on the other hand, the upper bus bar 61 and the lower bus bar 62 are prevented from being oxidized on the air contact surface for a long time, and the conductivity of the upper bus bar 61 and the conductivity of the lower bus bar 62 are reduced, so that the electric heating function of the transparent conductive heating antifogging lens 1 is influenced.

Preferably, a layer of silver wire isolation protection layer 63 is printed on the surfaces of the upper bus bar 61 and the lower bus bar 62 in a silk-screen manner, the silver wire isolation protection layer 63 is located between the upper bus bar 61 and the 3M double-sided adhesive tape 8 and between the lower bus bar 62 and the 3M double-sided adhesive tape 8, and through the silver wire isolation protection layer 63, acidic substances in the 3M double-sided adhesive tape 8 can be prevented from corroding the upper bus bar 61 and the lower bus bar 62, so that the service life of the transparent conductive heating antifogging lens 1 is effectively prolonged.

In another embodiment of the present invention, as shown in fig. 4 to 6, a helmet shield lens 9 comprises an outer lens 91 and the above transparent conductive heating antifogging lens 1, the lens body 2 is attached to the inner surface of the outer lens 91, the power connector 3 is attached to the outer surface of the outer lens 91, one end of the flexible circuit flat cable 5 is electrically connected to the bus 6 on the lens body 2, the other end of the flexible circuit flat cable is electrically connected to the power connector 3, and the flexible circuit flat cable 5 is folded and attached to the inner surface and the outer surface of the outer lens 91.

Specifically, in the process of assembling the transparent conductive heat-generating antifogging lens 1 to the outer lens 91: bending the lens body 2 to a radian similar to the inner surface of the outer lens 91, determining a bonding position, bonding the flexible circuit flat cable 5 with the gum to the inner surface of the outer lens 91, folding the flexible circuit flat cable 5 to the outer surface of the outer lens 91, bonding the power connector 3 with the gum to a non-visual field area of the outer surface of the outer lens 91, bonding the flexible circuit flat cable 5 with the gum to the outer surface of the outer lens 91, and finally pressing the lens body 2 to enable the lens body to be tightly attached to the inner surface of the outer lens 91 through the 3M double-sided adhesive tape 8.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A transparent conductive heating antifog lens comprises a lens body, a power connector and a circuit connection unit, wherein a layer of indium tin oxide conductive film is arranged on the lens body, and the transparent conductive heating antifog lens is characterized in that: the circuit connection unit comprises a flexible circuit flat cable, a bus wire and a circuit connection rivet, wherein the bus wire is arranged on the indium tin oxide conductive film and is electrically connected with the indium tin oxide conductive film, one end of the flexible circuit flat cable is electrically connected with the power supply connector, and the other end of the flexible circuit flat cable is electrically connected with the bus wire through the circuit connection rivet.

2. The transparent conductive heating antifog lens of claim 1, characterized in that: the bus lines comprise an upper bus line and a lower bus line, the upper bus line and the lower bus line are oppositely arranged at the edges of the upper end and the lower end of the lens body and are electrically connected with the indium tin oxide conductive film, and the upper bus line and the lower bus line extend along the length direction of the lens body.

3. The transparent conductive heating antifog lens of claim 2, characterized in that: the upper bus bar and the lower bus bar are made of silver paste.

4. The transparent conductive heating antifog lens of claim 2, characterized in that: the flexible circuit flat cable comprises an anode connecting wire and a cathode connecting wire, one end of the anode connecting wire is connected with the anode of the power connector, the other end of the anode connecting wire is connected with the upper bus bar through the circuit connecting rivet, one end of the cathode connecting wire is connected with the cathode of the power connector, and the other end of the cathode connecting wire is connected with the lower bus bar through the circuit connecting rivet.

5. The transparent conductive heat-emitting anti-fog lens as claimed in claim 4, wherein: the flexible circuit flat cable is an FPC (flexible printed circuit) flexible flat cable or an FFC (flexible flat cable).

6. The transparent conductive heating antifog lens of claim 2, characterized in that: and a circle of 3M double-sided adhesive tape is adhered to the outer edge of the lens body, and the 3M double-sided adhesive tape is overlapped and adhered to the upper bus line and the lower bus line.

7. The transparent conductive heat-emitting anti-fog lens as claimed in claim 6, wherein: and a silver wire isolation protective layer is printed on the surfaces of the upper bus bar and the lower bus bar in a silk-screen manner and is positioned between the upper bus bar and the 3M double-sided adhesive tape and between the lower bus bar and the 3M double-sided adhesive tape.

8. The transparent conductive heat-generating antifog lens of any one of claims 1 to 7, characterized in that: the lens body is a transparent lens, and the indium tin oxide conducting film is arranged on two surfaces or one surface of the lens body.

9. The transparent conductive heat-generating antifog lens of any one of claims 1 to 7, characterized in that: the power connector is a jack socket and can be connected with an external power supply through a connecting wire to supply power to the indium tin oxide conductive film.

10. A helmet shield lens, comprising an outer lens and the transparent conductive heating antifogging lens as claimed in any one of claims 1 to 9, wherein the lens body is attached to the inner surface of the outer lens, the power connector is attached to the outer surface of the outer lens, one end of the flexible circuit cable is electrically connected to the bus on the lens body, the other end of the flexible circuit cable is electrically connected to the power connector, and the flexible circuit cable is attached to the inner surface and the outer surface of the outer lens in a folded manner.