CN216565628U - Far infrared electric heating film - Google Patents

Abstract

The utility model discloses a far-infrared electric heating film, which belongs to the technical field of electric heating films and comprises a base layer and carbon fiber heating strips printed and arranged in the base layer, wherein the head end and the tail end of each carbon fiber heating strip are provided with electric terminals, a heat conduction mechanism used for reverse flow of heat is arranged between the base layer and each carbon fiber heating strip, the top surface of the base layer is sequentially paved with an upper shielding layer, an upper insulating layer, a heat insulation layer, an upper waterproof layer and an upper outer protective layer, the bottom surface of the base layer is sequentially paved with a lower shielding layer, a lower insulating layer, a heat insulation layer, a lower waterproof layer and a lower outer protective layer, the base layer is made of PI high-temperature glue material, the upper shielding layer and the lower shielding layer are aluminum metal foils, and the upper insulating layer and the lower insulating layer are PET insulating sheets; it can realize concentrating one of them face with the heat of electric heat membrane, makes it when using, and heat utilization is higher, reduces the waste of resource.

Description

Far infrared electric heating film

Technical Field

The utility model relates to the technical field of electric heating films, in particular to a far infrared electric heating film.

Background

In the market and application, the electric heating film mainly comprises two types, one type is a hard film, and the electric heating film is characterized by having no flexibility, generally being in a sheet shape or a plate shape, such as an electric heating film made of carbon fiber in thermosetting resin, or a metal electric heating film made of metal films in insulating materials by press sealing, and the like; the other is a flexible film, which is characterized by good flexibility, and generally, an electric heating material is made into slurry, and the electric heating material is coated on an insulating material by printing or coating and the like to make the electric heating film.

Generally, when the electric heating film is used, only one side of the electric heating film is needed to heat; however, when the existing heating film is used, two surfaces of the existing heating film usually generate heat simultaneously, and the heating rates are basically the same, so that the heat of one surface can be naturally dissipated and wasted, the utilization rate of the heating amount of the heating film is low, and resources are wasted.

SUMMERY OF THE UTILITY MODEL

Aiming at the problems in the prior art, the utility model aims to provide a far infrared electric heating film which can realize the purpose of concentrating the heat of an electric heating film on one surface, so that the heat utilization rate is higher when the electric heating film is used, and the waste of resources is reduced.

In order to solve the above problems, the present invention adopts the following technical solutions.

The utility model provides a far-infrared electric heating film, lays the inside carbon fiber heating strip in basic unit including basic unit and printing, carbon fiber heating strip head and the tail end are provided with the electrical connection terminal, the basic unit with be provided with the heat conduction mechanism that is used for heat reverse flow between the carbon fiber heating strip, shielding layer, last insulating layer, heat preservation, last waterproof layer and last outer protective layer have been laid in proper order to the basic unit top surface, shielding layer, lower insulating layer, waterproof layer and lower outer protective layer have been laid in proper order to the basic unit bottom surface.

Furthermore, the basic unit is made of PI high-temperature glue.

Further, the upper shielding layer and the lower shielding layer are aluminum metal foils.

Further, go up the insulating layer with the insulating layer is the PET insulating piece down, just go up the shielding layer with the shielding layer imbeds respectively in go up the insulating layer with inside the insulating layer down.

Furthermore, the heat insulation layer is made of glass fiber cotton.

Furthermore, heat conduction mechanism including set up in the sealed bottom of basic unit bottom surface, the crisscross embedding in sealed bottom surface has the heat conduction copper sheet, heat conduction copper sheet top surface evenly is provided with the heat conduction copper post, the heat conduction copper sheet is located the circulation clearance department of carbon fiber heating strip, basic unit top surface with heat conduction copper post phase-match has evenly seted up the heat conduction hole, heat conduction copper post embedding in inside the heat conduction hole, and the top surface with basic unit upper surface parallel and level.

Furthermore, the sealing bottom layer and the base layer are of an integrally formed structure and are made of PI high-temperature glue materials.

Compared with the prior art, the utility model has the advantages that:

this scheme is provided with heat conduction mechanism and thermal-protective coating and cooperatees, can upwards concentrate the partial heat of downward transmission for the device's heat can be concentrated on one face, makes heat utilization rate higher, and the thermal-protective coating can keep apart the heat of downward transmission and external world simultaneously, makes the heat scatter and disappear less, and sustainable transmission upwards through heat conduction copper post, and then can greatly reduce the waste of resource, guarantees the device the effect of generating heat and the efficiency of generating heat.

Drawings

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

FIG. 2 is an exploded view of the present invention;

FIG. 3 is an exploded view of the heat conducting mechanism of the present invention;

FIG. 4 is a schematic diagram of the infrastructure of the present invention;

fig. 5 is a schematic structural diagram of a heat conducting mechanism according to the present invention.

The reference numbers in the figures illustrate: 1. a base layer; 2. a carbon fiber heating strip; 3. an electric terminal is connected; 4. an upper shield layer; 5. an upper insulating layer; 6. a heat-insulating layer; 7. a waterproof layer is arranged; 8. an upper outer protective layer; 9. a lower shield layer; 10. a lower insulating layer; 11. a thermal insulation layer; 12. a lower waterproof layer; 13. a lower outer protective layer; 14. a heat conduction hole; 15. sealing the bottom layer; 16. a thermally conductive copper sheet; 17. a thermally conductive copper pillar.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.

Example 1:

referring to fig. 1-5, a far-infrared electric heating film comprises a base layer 1 and carbon fiber heating strips 2 printed and arranged inside the base layer 1, wherein electric terminals 3 are arranged at the head and tail ends of the carbon fiber heating strips 2, a heat conducting mechanism for heat reverse flow is arranged between the base layer 1 and the carbon fiber heating strips 2, an upper shielding layer 4, an upper insulating layer 5, a heat insulating layer 6, an upper waterproof layer 7 and an upper outer protective layer 8 are sequentially laid on the top surface of the base layer 1, and a lower shielding layer 9, a lower insulating layer 10, a heat insulating layer 11, a lower waterproof layer 12 and a lower outer protective layer 13 are sequentially laid on the bottom surface of the base layer 1.

Referring to fig. 2, the base layer 1 is made of PI high-temperature adhesive, so that the carbon fiber heating strip 2 is not easily peeled off due to its structural characteristics and has high adhesion strength, thereby improving the structural stability of the device.

Referring to fig. 2, the upper shielding layer 4 and the lower shielding layer 9 are aluminum metal foils, the upper insulating layer 5 and the lower insulating layer 10 are PET insulating sheets, and the upper shielding layer 4 and the lower shielding layer 9 are respectively embedded into the upper insulating layer 5 and the lower insulating layer 10, so that a shielding layer is formed on the electric leakage of the device through the aluminum metal foils, the leaked current can be completely shielded, and meanwhile, the generation of static electricity and sparks can be avoided by matching with the PET insulating sheets, and the use safety of the device is ensured.

Referring to fig. 2, the thermal insulation layer 11 is made of glass fiber cotton, so that the thermal insulation layer can reduce the downward dissipation of heat.

Referring to fig. 3-5, the heat conducting mechanism includes a sealing bottom layer 15 disposed on the bottom surface of the base layer 1, heat conducting copper sheets 16 are embedded on the surface of the sealing bottom layer 15 in a staggered manner, and heat conducting copper columns 17 are uniformly disposed on the top surface of the heat conducting copper sheets 16, the heat conducting copper sheets 16 are located at the circulation gaps of the carbon fiber heating strips 2, heat conducting holes 14 are uniformly formed in the top surface of the base layer 1 and matched with the heat conducting copper columns 17, the heat conducting copper columns 17 are embedded inside the heat conducting holes 14, and the top surface is flush with the upper surface of the base layer 1, so that the heat conducting copper sheets 16 can absorb the heat diffused downwards and upwards transmit through the heat conducting copper columns 17, and the heat is concentrated.

Referring to fig. 2 and 3, the sealing bottom layer 15 and the base layer 1 are integrally formed and also made of PI high temperature glue, so that the structural stability of the device can be improved and the probability of delamination can be reduced.

When in use: connect the power through electrical connection terminal 3, and then make carbon fiber heating strip 2 connect the electricity and generate heat, the heat is simultaneously to two upper and lower space diffusion simultaneously, the heat can be absorbed by heat conduction copper sheet 16 when diffusing downwards, and upwards conduction once more through heat conduction copper post 17, and then can upwards concentrate the partial heat of downward transmission, make the device's heat can concentrate on one face, make heat utilization rate higher, be provided with insulating layer 11 simultaneously, can keep apart the heat of downward transmission with the external world, make the heat scatter and disappear less, sustainable transmission upwards through heat conduction copper post 17, and then can greatly reduce the waste of resource, guarantee the device's the effect of generating heat and efficiency of generating heat.

The foregoing is only a preferred embodiment of the present invention; the scope of the utility model is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.

Claims (7)

1. The utility model provides a far-infrared electric heating film, includes that basic unit (1) and printing are laid in the inside carbon fiber heating strip (2) of basic unit (1), its characterized in that: carbon fiber heating strip (2) head and tail end is provided with connects electrical terminal (3), basic unit (1) with be provided with the heat conduction mechanism that is used for heat reverse flow between carbon fiber heating strip (2), shielding layer (4), upper insulation layer (5), heat preservation (6), last waterproof layer (7) and last outer protective layer (8) have been laid in proper order to basic unit (1) top surface, shielding layer (9), lower insulating layer (10), insulating layer (11), waterproof layer (12) and outer protective layer (13) down have been laid in proper order to basic unit (1) bottom surface.

2. The far infrared electric heating film according to claim 1, characterized in that: the base layer (1) is made of PI high-temperature glue.

3. The far infrared electric heating film according to claim 1, characterized in that: the upper shielding layer (4) and the lower shielding layer (9) are aluminum metal foils.

4. The far infrared electric heating film according to claim 1, characterized in that: go up insulating layer (5) with insulating layer (10) are the PET insulating piece down, just go up shielding layer (4) with shielding layer (9) are embedded into respectively go up insulating layer (5) with inside insulating layer (10) down.

5. The far infrared electric heating film according to claim 1, characterized in that: the heat insulation layer (11) is made of glass fiber cotton.

6. The far infrared electric heating film according to claim 1, characterized in that: the heat conduction mechanism including set up in sealed bottom (15) of basic unit (1) bottom surface, sealed bottom (15) surface is crisscross to be embedded with heat conduction copper sheet (16), heat conduction copper sheet (16) top surface evenly is provided with heat conduction copper post (17), heat conduction copper sheet (16) are located the circulation clearance department of carbon fiber heating strip (2), basic unit (1) top surface with heat conduction copper post (17) phase-match has evenly seted up heat conduction hole (14), heat conduction copper post (17) imbed in inside heat conduction hole (14), and the top surface with basic unit (1) upper surface parallel and level.

7. The far-infrared electric heating film according to claim 6, characterized in that: the sealing bottom layer (15) and the base layer (1) are of an integrally formed structure and are made of PI high-temperature glue materials.

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