CN218041503U

CN218041503U - Transparent heating sheet with defogging function and camera with transparent heating sheet

Info

Publication number: CN218041503U
Application number: CN202221291436.7U
Authority: CN
Inventors: 曾伟龙
Original assignee: Warm Front Technology Shenzhen Co ltd
Current assignee: Warm Front Technology Shenzhen Co ltd
Priority date: 2022-05-26
Filing date: 2022-05-26
Publication date: 2022-12-13
Anticipated expiration: 2032-05-26

Abstract

The utility model discloses a transparent piece that generates heat and have its camera with defogging function, the transparent piece that generates heat that wherein has the defogging function, include: a substrate that is a transparent sheet of pet material or glass; the electric heating layer is transparent, covers the surface of the base material and is connected with the surface of the base material, and comprises a conductive layer and a metal oxide layer which are sequentially attached to the base material; the transparent heating plate with the defogging function is integrally transparent, and is favorable for ensuring the perspective of the transparent heating plate after being applied to products such as a camera, a refrigerator and a glass slide.

Description

Transparent heating sheet with defogging function and camera with transparent heating sheet

Technical Field

The utility model relates to an electrical heating piece technical field, in particular to transparent piece and have its camera that generates heat with defogging function.

Background

In cold service environment, the device with the lens generally has the phenomenon of fog, frosting or freezing, thereby influencing the perspective effect of the lens, for example, the camera on the highway has the phenomenon of fog, frosting or freezing in cold weather and leads to the problem of making a video recording unclear, for example, the transparent panel of a refrigerator also has the phenomenon of fog, frosting or freezing and leads to the problem of unable perspective, for example, the problem of influencing the perspective effect can also have the phenomenon of fog, frosting or freezing in the slide glass for experiments.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least.

In a first aspect, the utility model provides a transparent heating sheet with defogging function, which comprises a base material, wherein the base material is a transparent pet material sheet or a glass sheet; the electric heating layer is transparent, covers the surface of the base material and is connected with the surface of the base material, and comprises a conductive layer and a metal oxide layer which are sequentially attached to the base material; the conducting strip, the conducting strip is equipped with two, and two conducting strips all are connected with the conducting layer, and two conducting strips are parallel to each other and are the interval setting.

According to the utility model discloses transparent piece that generates heat with defogging function that provides has following beneficial effect at least: the electric heating layer is transparent and is connected with the surface of the substrate, the two conducting strips are connected with the conducting layer and can be connected with the positive and negative electrodes of the peripheral power supply assembly, so that the voltage of the peripheral power supply assembly is applied to the conducting layer and is applied to the metal oxide layer under the conduction action of the conducting layer, the electric heating function is realized, the substrate is used as a main body attached to the electric heating layer, and is a transparent material part, namely, the transparent heating sheet with the defogging function is transparent as a whole, and the transparency of products such as cameras, refrigerators, glass slides and the like applying the transparent heating sheet with the defogging function is favorably ensured; aiming at the equipment with the pre-installed lens, the base material of the transparent heating sheet with the defogging function can be made of pet (polyethylene terephthalate) material, the pet material sheet is attached to the original lens, the conducting sheet is connected with an external power supply component, and the function of preventing fog, frost or ice can be achieved under the heating effect of the electric heating layer; to the equipment that does not have the pre-installation lens originally, the glass piece can be chooseed for use to this transparent substrate that generates heat piece with defogging function to directly be connected glass piece and equipment realization, can play and prevent to take fog, frosting or frozen effect, thereby guarantee to use the perspective of this transparent equipment that generates heat piece with defogging function, be favorable to avoiding under cold environment, the lens takes fog, frosting or freezes and lead to the relatively poor problem of perspective effect to appear.

According to some embodiments of the present invention, the substrate is a special glass sheet.

Optionally, under the use scene of difference, the substrate is various special glass pieces to satisfy the user demand of different use scenes, be favorable to improving this transparent heating sheet with defogging function to the suitability of different use scenes.

According to some embodiments of the present invention, the substrate is a tempered glass sheet.

The substrate is the toughened glass piece, and the setting of toughened glass piece is favorable to reducing because cold and hot alternation, outside striking etc. factor and lead to the broken risk of substrate, is favorable to reducing because the broken relatively poor risk of perspective effect that leads to of substrate, is favorable to improving the durability of this transparent piece that generates heat that has the defogging function.

According to the utility model discloses a some embodiments, the utility model discloses still include the glue film, the substrate is the pet material film-making, and the glue film is connected with the surface that the electric heating layer was kept away from to the substrate.

To the equipment of pre-installation lens, like camera, freezer etc. need realize laminating this transparent heating sheet with defogging function and the current lens of product, this transparent heating sheet with defogging function still includes the glue film, the glue film setting is kept away from the electric heating layer at the substrate on the surface, through the viscidity of glue film, but the user of being convenient for realizes pasting of the transparent heating sheet with defogging function and the lens of current product, can make this transparent heating sheet with defogging function can be applicable to the product that the equipment was accomplished.

According to the utility model discloses a some embodiments, the utility model discloses still include the tectorial membrane, the tectorial membrane covers on the glue film on the surface, tectorial membrane and glue film adhesive bonding.

For the demand of production and transportation, this transparent piece that generates heat with defogging function still includes the tectorial membrane, and the tectorial membrane covers on the surface of glue film, is favorable to avoiding the glue film to take place the problem appearance of adhesion when not using, can satisfy this transparent piece that generates heat with defogging function and need pile up, user demand such as transportation.

According to some embodiments of the present invention, the conductive sheet is made of conductive silver paste, which is coated on the conductive layer.

Considering that some equipment adopts special-shaped lens, this transparent heating plate with defogging function adopts conductive silver thick liquid preparation conducting strip for the conducting strip can be various shapes, and is not restricted to dull and stereotyped shape, makes various shapes to transparent heating plate with defogging function, in order to satisfy the user demand of different products.

According to some embodiments of the utility model, two conducting strips set up the border department at the conducting layer both ends respectively.

Two conducting strips set up border department at the conducting layer both ends respectively to play the effect of loading voltage to the conducting layer uniformly, two conducting strips are located the conducting layer respectively about both ends and parallel arrangement of each other, be favorable to increasing the area in the district that generates heat of electric heating layer, reach the effect that the electric heating layer wholly generates heat, and be favorable to minimizing the conducting strip and to the transparent of substrate blockking, be favorable to avoiding because the narrower problem of perspective region that blockking of conducting strip caused appears.

According to some embodiments of the present invention, the conductive sheet is a copper strip.

The conducting strip can also be made of a copper strip, and under the conducting action of the copper strip, the voltage of an external power supply assembly can be applied to the conducting layer, so that the electric heating function of the transparent heating sheet with the defogging function is realized.

According to some embodiments of the invention, the electrical heating layer is attached to the substrate in a nanoscale.

The electric heating layer is attached to the substrate in a nanoscale mode, and the electric heating layer can be attached to the substrate through a magnetron sputtering or physical vapor deposition technology, so that the transparency of the electric heating layer is guaranteed, and the influence of the electric heating layer on the perspective of the transparent heating sheet with the defogging function is favorably reduced.

In a second aspect, the present invention further provides a camera, which includes a housing, wherein the housing is provided with an accommodating chamber, and the accommodating chamber is provided with an opening; according to the transparent heating sheet with the defogging function, the transparent heating sheet with the defogging function is arranged at the opening and is connected with the shell.

According to the utility model discloses the camera that provides has following beneficial effect at least: be equipped with the holding chamber in the casing, the holding chamber can be used to holding imaging assembly, the holding chamber is equipped with the opening, the opening in holding chamber can supply the built-in imaging assembly in holding chamber to acquire outside image, the transparent piece that generates heat that has the defogging function sets up at the opening part and is connected with the casing, because the transparent piece that generates heat that has the defogging function is transparent, be favorable to minimizing to the blockking of imaging assembly formation of image, and under the heating effect of electric heating layer, be favorable to avoiding lens of camera under cold environment to take fog, frosting or freeze and the poor problem of imaging effect that leads to appear.

The utility model provides a transparent piece that generates heat with defogging function still can be applied to the lens department of equipment such as freezer, slide glass, aviation craft, plays and prevents to take the fog, frosting or frozen efficiency under cold environment.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a structural view of a transparent heating sheet with a defogging function provided in an embodiment of the present invention;

fig. 2 is an exploded view of a transparent heat generating sheet having a defogging function shown in fig. 1;

fig. 3 is a schematic structural view of a combination of the transparent heating film and a housing of a camera provided in an embodiment of the present invention;

fig. 4 is a schematic structural view of a combination of the transparent heating film and a housing of a camera according to other embodiments of the present invention.

In the drawings: 100. a transparent heating sheet with a defogging function; 110. a substrate; 120. an electric heating layer; 121. a conductive layer; 122. a metal oxide layer; 130. a conductive sheet; 140. a glue layer; 150. coating a film; 200. a housing.

Detailed Description

Reference will now be made in detail to the 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 functions throughout. The embodiments described below with reference to the accompanying drawings are exemplary only for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the directional descriptions, such as the directions or positional relationships indicated by upper, lower, front, rear, left, right, etc., are based on the directions or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but not for indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present invention.

In the description of the present invention, a plurality of terms means an indefinite amount, and a plurality of terms means two or more, and the terms larger than, smaller than, larger than, or the like are understood as not including the term, and the terms larger than, smaller than, or the like are understood as including the term. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated. Additionally, appearing throughout and/or representing three juxtapositions, for example, A and/or B represents a solution satisfied by A, a solution satisfied by B, or a solution satisfied by both A and B.

In the description of the present invention, if there is a phrase containing a plurality of features arranged side by side, the phrase is defined by the closest feature, for example: b arranged on A, C and E connected with D, wherein the B is arranged on A and the E is connected with D, and C is not limited; however, terms indicating relationships between features such as "spaced apart", "arranged in a ring", etc. do not fall within this category. If the phrase is preceded by the word "mean", it means that all the features in the phrase are limited, and if B, C and D are all arranged on a, it means that B, C and D are all arranged on a.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Embodiments of the present invention will be described with reference to fig. 1 to 4.

First embodiment, referring to fig. 1, an embodiment of the present invention provides a transparent heating sheet 100 with a defogging function, including: a substrate 110, an electrical heating layer 120, and an electrically conductive sheet 130.

The substrate 110 may be a transparent glass sheet, and specifically, the substrate 110 may be a general glass sheet or a special glass sheet. According to different use scenes, if the use requirements of pressure resistance, one-way perspective, high temperature resistance, frosting and the like exist, different special glass sheets can be selected for the substrate 110, such as special glass of toughened glass, quartz glass, ultra-white glass, sapphire and the like, and the applicability of the transparent heating sheet 100 with the defogging function to different use scenes is favorably improved. The combination of the glass sheets includes single glass, laminated glass, hollow glass, and the like, and is not particularly limited herein.

The following description takes the substrate 110 as an example, where the substrate 110 is a toughened glass sheet, and the arrangement of the toughened glass sheet is beneficial to reducing the risk of the substrate 110 being broken due to the factors such as cold and hot alternation and external impact, and is beneficial to reducing the problem of poor perspective effect caused by the broken substrate 110, and is beneficial to improving the durability of the transparent heating sheet 100 with the defogging function.

The electric heating layer 120 is transparent, and the electric heating layer 120 is attached to the right side surface of the base material 110 in a nanoscale manner. For example, the electric heating layer 120 can be attached to the substrate 110 by magnetron sputtering or physical vapor deposition, so as to ensure the transparency of the electric heating layer 120, and reduce the influence of the electric heating layer 120 on the transparency of the transparent heat-generating sheet 100 with defogging function. And the nanoscale attachment mode is favorable for increasing the connection stability of the electric heating layer 120 and the substrate 110. The electric heating layer 120 may also be plated on the surface of the glass sheet, thereby achieving the connection of the electric heating layer 120 with the substrate 110.

The electric heating layer 120 includes a conductive layer 121 and a metal oxide layer 122, specifically, the conductive layer 121 may be made of nano silver powder, nano tin powder or nano gold powder, and the metal oxide layer is mainly composed of nano tin oxide and nano zinc oxide. Two conducting strips 130 all are connected with conducting layer 121, two conducting strips 130 are parallel to each other and are the interval setting, conducting strip 130 can be connected with the power supply module of peripheral hardware, conducting strip 130 plays the effect of loading voltage on electric heating layer 120 uniformly, electric heating layer 120 generates heat under the effect of voltage, and the heat of giving out belongs to the far infrared heating, electric heating layer 120 wholly generates heat, be favorable to making this transparent heating sheet 100 that has the defogging function generate heat more evenly and can reach the temperature higher.

It should be noted that the transparency according to the embodiments of the present invention is required to have at least a portion of the area with good visibility under naked eyes, and it is not required to have no color, impurities or particles at all.

The power supply component can be a battery component or a power adapter; the battery component can directly adopt a battery power supply form, and can also be provided with a USB interface for charging to supply power; the power adapter can be used for voltage transformation power supply; 220V direct supply of household electricity; the fuel vehicle is powered by 12V/24V; the new energy automobile or the electric vehicle directly supplies power, so that the use requirement that the electric heating layer 120 needs to convert electric energy into heat energy is met.

Two conducting strips 130 set up border department at conducting layer 121 both ends respectively, thereby play the effect of loading voltage to conducting layer 121 evenly, two conducting strips 130 are located the border department at conducting layer 121 both ends respectively and parallel arrangement of each other, be favorable to increasing the area in the district that generates heat of electric heating layer 120 better, reach the whole effect that generates heat of electric heating layer 120, and be favorable to minimizing conducting strip 130 and to the visible blocking of substrate 110, be favorable to reducing because the blocking of conducting strip 130 causes the narrow problem appearance in perspective region.

Considering that some equipment adopts the lens of dysmorphism, for example the lens that has the radian, this transparent heating sheet 100 with defogging function adopts conductive silver thick liquid preparation conducting strip 130 for conducting strip 130 can be various shapes, and is not restricted to flat, and conductive silver thick liquid accessible wet printing's mode coating is on conducting layer 121, is favorable to making transparent heating sheet 100 with defogging function make various shapes to satisfy the user demand of different products. In other embodiments of the present invention, the conductive sheet 130 may also be made of a copper strip, and under the conductive action of the copper strip, the voltage of the external power supply assembly may also be applied to the conductive layer 121, so as to achieve the electric heating function of the transparent heat generating sheet 100 with the defogging function.

Referring to fig. 3, consider that current equipment of using lens ubiquitous lens department takes fog, frosts or freezes and influence the problem of perspective under chilly service environment, when equipment is assembled, optionally use the utility model provides a transparent piece 100 that generates heat with defogging function replaces original lens to make this transparent piece 100 that generates heat with defogging function be connected with the power supply module electricity of peripheral hardware, when the phenomenon that takes fog, frosts or freezes appears on the glass piece, under the heating effect of accessible electric heating layer 120, make attached to the fog on substrate 110, frost or ice-cube eliminate, thereby reduce the influence that fog, frost or ice-cube caused the perspective of glass piece.

Embodiment two, referring to fig. 1 and fig. 2, the embodiment of the present invention further provides a transparent heating sheet 100 with a defogging function, including: a substrate 110, an electrical heating layer 120, and an electrically conductive sheet 130. The structure of the electric heating layer 120 and the electric conducting sheet 130 is the same as that of the first embodiment, and the main difference is that: the base material 110 is selected from materials, and an adhesive layer 140 and a coating film 150 for adhesion are added.

To the equipment of pre-installation lens, the product that has assembled and accomplished, like the camera, freezer etc., need to realize laminating this transparent heating sheet 100 with defogging function with the current lens of product, this transparent heating sheet 100 with defogging function still includes glue film 140, substrate 110 is the pet material film-making, glue film 140 sets up on the surface that electric heating layer 120 was kept away from at substrate 110, viscidity through glue film 140, but convenient to use person realizes having the transparent heating sheet 100 of defogging function and pasting of current lens, can make this transparent heating sheet 100 with defogging function applicable in the product use of the completion of assembling. The adhesive layer 140 may be UV adhesive (shadowless adhesive), acrylic adhesive, anaerobic adhesive, or the like, where the type of the adhesive layer 140 is not limited, and a user may select different types of adhesive layers 140 according to actual use scenarios.

In order to meet the requirements of production and transportation, the transparent heat-generating sheet 100 with the defogging function further comprises the film 150, the film 150 covers the surface of the adhesive layer 140 and is in adhesive connection with the adhesive layer 140, so that the problem of adhesion of the adhesive layer 140 when the transparent heat-generating sheet is not used can be avoided, and the use requirements of stacking, transportation and the like of the transparent heat-generating sheet 100 with the defogging function can be met.

Referring to fig. 4, when in use, a user can tear the base material 110 off the covering film 150, so as to separate the covering film 150 from the adhesive layer 140, and stick the adhesive layer 140 to the lens of the existing product, and under the action of the external power supply assembly, when the lens has a phenomenon of fog, frost or ice, the fog, frost or ice attached to the lens can be eliminated through the heating action of the electric heating layer 120, so as to reduce the influence of the fog, frost or ice on the perspective of the glass sheet.

Third embodiment, referring to fig. 1 and fig. 2, the embodiment of the present invention further provides a camera, including: the housing 200 is the transparent heat generating sheet 100 with a defogging function provided in the first embodiment or the second embodiment.

Wherein, be equipped with the holding chamber in the casing 200, the holding chamber can be used to holding imaging assembly, and the holding chamber is equipped with the opening, and the opening in holding chamber can supply the imaging assembly that the holding chamber is built-in to acquire outside image, and transparent heating plate 100 that has the defogging function sets up at the opening part and is connected with casing 200.

Referring to fig. 3, for a camera that is not assembled or is not pre-assembled with a lens, the transparent heating sheet 100 with a defogging function provided in the first embodiment can be used, the substrate 110 is a glass sheet, the transparent heating sheet 100 with a defogging function directly covers the opening and is detachably connected to the housing 200, and the transparent heating sheet 100 with a defogging function is electrically connected to a power supply assembly of an external device, when a phenomenon of fog, frost or ice occurs on the glass sheet, the fog, frost or ice attached to the substrate 110 can be eliminated under the heating effect of the electric heating layer 120, so that the influence of the fog, frost or ice on the perspective of the glass sheet is reduced.

Referring to fig. 4, for a camera that has been assembled and is pre-installed with lenses, the transparent heating sheet 100 with a defogging function provided in the second embodiment can be selected, the transparent heating sheet 100 with a defogging function further includes a glue layer 140, the base material 110 is a pet material sheet, the right side of the glue layer 140 is connected with the left surface of the base material 110, which is far away from the hot layer of the motor, the lens is disposed at the opening of the casing 200, and the left side of the glue layer 140 is attached to the lens. Under the action of the peripheral power supply assembly, when fog, frost or ice appears on the lens, the fog, frost or ice attached to the lens can be eliminated under the heating action of the electric heating layer 120, so that the influence of the fog, frost or ice on the perspective of the glass sheet is reduced.

In other embodiments of the present invention, the transparent heating sheet 100 with a defogging function provided in the first or second embodiment can also be applied to the lens of a refrigerator, a glass slide, an aircraft, etc. to prevent fogging, frosting, or freezing in a cold environment.

While the preferred embodiments of the present invention have been described in detail, it is to be understood that the invention is not limited to the precise embodiments, and that various changes and modifications may be effected therein by one skilled in the art without departing from the spirit and scope of the invention as defined in the appended claims.

Claims

1. A transparent heating sheet with defogging function is characterized by comprising:

a substrate (110), the substrate (110) being a sheet of transparent pet material;

the electric heating layer (120) is transparent, the electric heating layer (120) covers the surface of the base material (110) and is connected with the surface of the base material (110), the electric heating layer (120) comprises a conductive layer (121) and a metal oxide layer (122), and the conductive layer (121) and the metal oxide layer (122) are sequentially attached to the base material (110);

a glue layer (140), wherein the glue layer (140) is connected with the surface of the base material (110) far away from the electric heating layer (120);

a covering film (150), wherein the covering film (150) covers the surface of the adhesive layer (140), and the covering film (150) is in adhesive connection with the adhesive layer (140);

conducting strip (130), conducting strip (130) are equipped with two, two conducting strip (130) all with conducting layer (121) are connected, two conducting strip (130) are parallel to each other and are the interval setting, conducting strip (130) are made by electrically conductive silver thick liquid, electrically conductive silver thick liquid coating is in on conducting layer (121).

2. The transparent heat-generating sheet with defogging function according to claim 1, wherein two pieces of the conductive sheets (130) are respectively disposed at edges of both ends of the conductive layer (121).

3. The transparent heat-generating sheet with defogging function according to claim 1, wherein the conductive sheet (130) is a copper strip.

4. The transparent heat generating sheet with defogging function according to claim 1, wherein the electric heating layer (120) is attached on a nanometer scale on the substrate (110).

5. A camera, comprising:

the device comprises a shell (200), wherein an accommodating cavity is arranged in the shell (200), and is provided with an opening;

the transparent heat generating sheet with defogging function as recited in any one of claims 1 to 4, wherein the transparent heat generating sheet with defogging function is disposed at the opening and is connected with the housing (200).