CN110952741A

CN110952741A - Electric heating wallpaper with three built-in electrodes

Info

Publication number: CN110952741A
Application number: CN201911409302.3A
Authority: CN
Inventors: 徐卫锋
Original assignee: Zhejiang Panzhouxia Outdoor Sports Development Co Ltd
Current assignee: Zhejiang Panzhouxia Outdoor Sports Development Co Ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-04-03

Abstract

The utility model provides a warm wall paper of electricity of built-in three electrodes, includes decorative layer, waterproof heat-conducting glue layer, electric heat composite film layer and the gluing layer that sets gradually. The electric heating composite film layer comprises a high-temperature-resistant PI film, three electrodes pressed on the PI film in parallel along the long side direction of the PI film, and a graphene layer covered on the PI film. The middle electrode is electrically connected with the positive electrode of a power supply through an electric wire, the other two electrodes on the two sides are electrically connected with the negative electrode of the power supply through the electric wire, and the two electrodes on the two sides are arranged on the edge of the PI film. The temperature controller and the power supply are connected in series on the wire, the temperature sensor is further connected to the temperature controller, and a probe of the temperature sensor is connected with the graphene layer. The built-in three electrodes of electricity warm wall paper of present case can play certain redundant effect, as long as protect well middle electrode, make the anodal open circuit that does not appear of power supply, then graphite alkene layer just can play the effect of generating heat, and the loss that the biggest reduction electrode circuit break leads to doing over again and cause.

Description

Electric heating wallpaper with three built-in electrodes

Technical Field

The invention relates to the field of electric heating wallpaper, in particular to electric heating wallpaper with three built-in electrodes.

Background

The electric heating is a great trend in the current Chinese heating industry, the traditional electric heating adopts an electric heating wire or other heating media as electric heating equipment, and the problems of low heat transfer efficiency, low heating speed, inconvenient installation, uneven temperature, poor safety and the like exist in most of the modes. In recent years, with the gradual maturity of the graphene application technology of the king of materials, the electric heating wallpaper adopting graphene as a heating film layer becomes a popular heating mode. The graphene heating wallpaper on the market is realized by utilizing the principle that a solid graphene film is electrified to generate heat, but the graphene heating wallpaper has many problems when being applied to the wallpaper, and the main characteristic is that a positive electrode and a negative electrode in the graphene film are easy to accidentally break in construction, so that a heating circuit is opened, and further the electric heating wallpaper which is being constructed or is finished loses the heating effect. In this case, the wallpaper can be re-laid only by reworking, and a large amount of manpower and material resources are wasted. Meanwhile, the solid graphene film is adopted to manufacture the electric heating wallpaper, and the form is single.

Disclosure of Invention

The invention aims to overcome the defects and shortcomings in the prior art, and provides the electric heating wallpaper with the built-in three electrodes, wherein one positive electrode and two negative electrodes are built in the electric heating wallpaper, and the three electrodes play a certain redundant role.

In order to achieve the purpose, the invention is realized by the following technical scheme:

an electric heating wallpaper with three built-in electrodes comprises a decorative layer, a waterproof heat-conducting adhesive layer, an electric heating composite film layer and an adhesive layer which are sequentially arranged; the electric heating composite film layer comprises a high-temperature-resistant PI film (polyimide film is short for) and is a film type insulating material with the best performance in the world, three electrodes pressed on the PI film in parallel along the long edge direction of the PI film, and a graphene layer covered on the PI film; the middle electrode is electrically connected with the positive electrode of the power supply through an electric wire, the other two electrodes on two sides are electrically connected with the negative electrode of the power supply through the electric wire, and the two electrodes on two sides are arranged on the edge of the PI film.

Furthermore, a temperature controller and the power supply are connected on the electric wire in series, a temperature sensor is further connected on the temperature controller, and a probe of the temperature sensor is connected with the graphene layer.

Further, a layer of pressure-resistant film is further arranged on the PI film, a plurality of irregular vesicles are formed on the surface of the PI film through the pressure-resistant film, communication gaps are formed between adjacent vesicles, liquid graphene is packaged in the vesicles to form the graphene layer, and the liquid graphene is electrically connected with the electrodes.

Further, release paper is arranged on the adhesive layer.

Further, the wire and the electrode are both made of nickel-plated carbon fiber materials.

Further, the power supply is a 36-volt direct current power supply.

Further, the graphene layer is a solid graphene film.

Compared with the prior art, the invention has the beneficial effects that:

1) according to the electric heating wallpaper, one positive electrode and two negative electrodes are arranged in the graphene layer, the three electrodes play a certain redundant role, and as long as the positive electrode arranged in the middle is protected, the positive electrode for power supply is not opened, the graphene layer can normally play a role of heating, so that the loss caused by rework due to electrode disconnection is reduced to the greatest extent;

2) according to the electric heating wallpaper, the three electrodes are arranged inside the graphene layer, the self heat conducting performance of the electrodes is good, and the heat dissipation of the heated graphene layer is more uniform;

3) the graphene layer in the electric heating wallpaper can be prepared from solid or liquid graphene, and the preparation and assembly modes are various.

In order that the invention may be more clearly understood, preferred embodiments of the invention will now be described with reference to the accompanying drawings.

Drawings

FIG. 1 is a schematic structural view of example 1 of the present invention;

FIG. 2 is a schematic side view of an electrothermal composite film according to embodiment 1 of the present invention;

FIG. 3 is a schematic top view of an electrothermal composite film according to embodiment 1 of the present invention;

fig. 4 is a schematic top view of an electrothermal composite film in embodiment 2 of the present invention.

Description of reference numerals: 1-a decorative layer, 2-a waterproof heat-conducting adhesive layer, 3-an electrothermal composite film layer, 31-a PI film, 32-an electrode, 33-a graphene layer, 4-an adhesive layer, 41-release paper, 5-an electric wire, 6-a power supply, 7-a temperature controller and 8-a temperature sensor; 81-electrothermal composite membrane layer in example 2, 83-electrode in example 2, 84-vesicle in example 2.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

Example 1

Referring to fig. 1 to 3, the electric warming wallpaper with three built-in electrodes of the present invention includes a decoration layer 1, a waterproof heat-conducting adhesive layer 2, an electric heating composite film layer 3, and an adhesive layer 4, which are sequentially disposed. Be equipped with on the sticky layer 4 from type paper 41, only need tear during the use and just can directly paste the wall paper of present case on the wall body from type paper 41, the time of coating glue when reducing the construction can effectively improve the efficiency of construction. Waterproof heat-conducting glue film 2 has elasticity, waterproof nature and heat conductivity, can protect the electrothermal composite film layer 3 that is located under waterproof heat-conducting glue film 2, and the electrothermal composite film layer 3 of inside when preventing that the wall body from receiving the thumping from damaging, the heat that electrothermal composite film layer 3 gived off simultaneously also can be fine conduct to decorative layer 1, and then makes the wall paper of present case have the heating function that generates heat.

The electrothermal composite film layer 3 includes a high-temperature resistant PI film 31, three electrodes 32 pressed on the PI film 31 in parallel along the longitudinal direction of the PI film 31, and a graphene layer 33 covering the PI film 31. The middle electrode 32 is electrically connected with the positive electrode of the power supply 6 through the wire 5, the other two electrodes 32 on the two sides are electrically connected with the negative electrode of the power supply 6 through the wire 5, and the two electrodes 32 on the two sides are arranged on the edge of the PI film 31. The electric wire 5 is connected with a temperature controller 7 and the power supply 6 in series, meanwhile, the temperature controller 7 is also connected with a temperature sensor 8, and a probe of the temperature sensor 8 is connected with the graphene layer 33. The temperature sensor 8 can monitor the indoor temperature, and when the temperature reaches the preset temperature, the temperature controller 7 cuts off the power supply 6, stops heating and reduces the power consumption. The inside three electrodes 32 that set up of graphite alkene layer 33 can play certain redundant effect, as long as protect well middle electrode 32, make the anodal effect that opens circuit of supplying power not appear, then graphite alkene layer 33 just can play the effect of generating heat, and the loss that the reduction of at utmost reworked and caused.

Preferably, the wire 5 and the electrode 32 are both made of nickel-plated carbon fiber materials, the wire 5 and the electrode 32 made of the nickel-plated carbon fiber materials are relatively thin and soft and have good electric and heat conducting properties, and no obvious protrusion exists after the wires are arranged in the wallpaper.

Preferably, the graphene layer 33 is a solid graphene film.

Preferably, the power supply 6 is a 36 volt dc power supply.

Example 2

Referring to fig. 4, in example 2, the structure is the same as that of example 1 except for the high temperature resistant PI film 81 and the graphene layer. Also in the high temperature resistant PI film 81 of example 2, three electrodes 83 are pressed in parallel along the longitudinal direction of the PI film 81, and the three electrodes 83 pressed on the PI film 81 are formed as an integral thin film with the PI film 81. A layer of pressure-resistant film is further arranged on the surface of the PI film 81 on which the electrode 83 is pressed, a plurality of irregular vesicles 84 are formed on the surface of the PI film 81 by the pressure-resistant film, a communication gap is formed between adjacent vesicles 84, liquid graphene is encapsulated in the vesicles 84 and is in contact with the electrode 83, so that after the electrode 83 is electrically connected with a 36V power supply, the liquid graphene in the vesicles 84 heats, and the wallpaper has a heating function. The liquid graphene is encapsulated in the vesicle 84, so that the liquid graphene can be well shaped and a heating graphene layer in the wallpaper is formed.

Compared with the prior art, the invention has the beneficial effects that:

1) the electric heating wallpaper is characterized in that the three electrodes 32 are arranged in the graphene layer 33, so that certain redundancy can be achieved, as long as the middle electrode 32 is protected, and the power supply anode is not broken, the graphene layer 33 can achieve the heating effect, and the loss caused by rework is reduced to the maximum extent;

2) the graphene layer in the electric heating wallpaper can be prepared from solid or liquid graphene, and the preparation and assembly modes are various.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.

Claims

1. The electric heating wallpaper with the three built-in electrodes is characterized in that: the waterproof heat-conducting film comprises a decorative layer, a waterproof heat-conducting adhesive layer, an electrothermal composite film layer and an adhesive layer which are sequentially arranged; the electric heating composite film layer comprises a high-temperature-resistant PI film, three electrodes pressed on the PI film in parallel along the long edge direction of the PI film, and a graphene layer covered on the PI film; the middle electrode is electrically connected with the positive electrode of the power supply through an electric wire, the other two electrodes on two sides are electrically connected with the negative electrode of the power supply through the electric wire, and the two electrodes on two sides are arranged on the edge of the PI film.

2. The electric heating wallpaper with the built-in three electrodes as claimed in claim 1, wherein: the temperature controller and the power supply are connected on the electric wire in series, the temperature controller is also connected with a temperature sensor, and a probe of the temperature sensor is connected with the graphene layer.

3. The electric heating wallpaper with three built-in electrodes as claimed in claim 2, wherein: the PI film is also provided with a layer of pressure-resistant film, the pressure-resistant film forms a plurality of irregular vesicles on the surface of the PI film, communication gaps are formed between adjacent vesicles, liquid graphene is encapsulated in the vesicles and forms the graphene layer, and the liquid graphene is electrically connected with the electrodes.

4. The electric heating wallpaper with three built-in electrodes as claimed in claim 3, wherein: and release paper is arranged on the adhesive layer.

5. The electric heating wallpaper with three built-in electrodes as claimed in claim 3, wherein: the wire and the electrode are both made of nickel-plated carbon fiber materials.

6. The electric heating wallpaper with the built-in three electrodes as claimed in any one of claims 4 or 5, wherein: the power supply is a 36-volt direct current power supply.

7. The electric heating wallpaper with three built-in electrodes as claimed in claim 2, wherein: the graphene layer is a solid graphene film.