CN212628453U - Flexible heating film of graphite alkene and use its gloves, thermal coat - Google Patents
Flexible heating film of graphite alkene and use its gloves, thermal coat Download PDFInfo
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- CN212628453U CN212628453U CN202021190585.5U CN202021190585U CN212628453U CN 212628453 U CN212628453 U CN 212628453U CN 202021190585 U CN202021190585 U CN 202021190585U CN 212628453 U CN212628453 U CN 212628453U
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Abstract
A graphene flexible heating film comprises a PI copper foil circuit, a graphene heating film, a TPU hot melt adhesive film and an elastic lining cloth, wherein the PI copper foil circuit consists of a positive electrode copper film circuit and a negative electrode copper film circuit which are insulated from each other; the graphene heating film is in a strip shape and is vertically attached between the conductive surfaces of the branches of the two copper film circuits; the TPU hot melt adhesive film is attached to the PI copper foil circuit and the graphene heating film; the branches of the two copper film circuits and the graphene heating film are crossed to form a grid shape, and the blank part of the grid shape is cut and hollowed out from the part corresponding to the TPU hot melt adhesive film. The heating membrane provided by the utility model has certain elasticity due to the design of grid shape and hollow out, can be bent and deformed, is comfortable to wear, and saves the material of the graphene heating membrane; compared with a traditional resistance wire or a carbon fiber heating body, the graphene has higher far infrared radiation conversion efficiency. The utility model discloses still provide a gloves and a thermal coat simultaneously.
Description
Technical Field
The utility model relates to a graphite alkene technical field, specific theory relates to a graphite alkene flexible heating membrane and use its gloves, thermal coat.
Background
The gloves are one kind of warm keeping article frequently used by people, especially in cold northern areas, the gloves can be frostbitten to generate chilblain when being used outdoors or ridden in winter, the gloves seen on the market generally have two kinds, one kind of gloves which can not be heated is made of warm keeping materials such as cloth and leather, the warm keeping effect is achieved by increasing the thickness of the gloves, the warm keeping effect of the gloves is limited and the gloves are inconvenient to move, the other kind of gloves are heated by using resistance wires, the gloves are formed by arranging linear heating wires inside the gloves for electrifying and heating, the heating effect is achieved, the temperature of the gloves is uneven, the heating efficiency is poor, the resistance wire heating bodies are not elastic and are easy to break, and finger joints need to be frequently bent in the using process of the gloves, the resistance wire is easy to break and can not be used.
In addition, in winter in the north, heavy clothes and trousers need to be worn for keeping warm due to cold weather, and even if the down jacket which is light and convenient is worn, the down jacket looks bloated; meanwhile, the temperature difference exists between the outdoor temperature and the temperature in the morning and at night, and the same clothes are difficult to adapt to the environment with large temperature difference. For example, the temperature is low in the morning, the down jacket needs to be worn, the down jacket is overheated when the temperature is high in the noon, and the temperature is reduced again in the evening, and the down jacket needs to be worn again. Clothes in the market all use several pieces of diaphragm power cord to connect in parallel or establish ties using graphite alkene generate heat piece, all can avoid the activity area of festival in order to reduce the constraint sense. Therefore, if a flexible heating film is designed to be used for warm-keeping clothes and trousers, the clothes and trousers are no longer thick and heavy, and convenience is brought to life and work. Meanwhile, because the heating film adopts electric heating, the clothes adopting the heating film can be selectively switched on or off according to the requirement of outdoor temperature, and the heating power can be controlled.
SUMMERY OF THE UTILITY MODEL
In view of above technical problem, the utility model discloses the embodiment provides a flexible heating film of graphite alkene and use its gloves, thermal coat, solves the uneven problem of resistance wire heating.
A graphene flexible heating film comprises a PI copper foil circuit, a graphene heating film, a TPU hot melt adhesive film and an elastic lining cloth, wherein the PI copper foil circuit consists of an anode copper film circuit and a cathode copper film circuit which are insulated from each other, the anode copper film circuit and the cathode copper film circuit respectively comprise at least one trunk line and a plurality of branch lines connected to the trunk lines, and the branch lines of the two copper film circuits are arranged in an equidistant parallel crossing mode, wherein the trunk lines of the anode copper film circuit are converged to an anode welding point, and the trunk lines of the cathode copper film circuit are converged to a cathode welding point; the graphene heating film is in a strip shape and is vertically attached between the conductive surfaces of the branches of the two copper film circuits, so that the branches of the two copper film circuits are conducted through the graphene heating film; the TPU hot melt adhesive film is attached to the PI copper foil circuit and the graphene heating film; the branches of the two copper film circuits and the graphene heating film are crossed to form a grid shape, and the TPU hot melt adhesive film is cut and hollowed at the blank part of the grid shape and the part corresponding to the TPU hot melt adhesive film; the elastic lining cloth is attached to the outer sides of the PI copper foil circuit, the graphene heating film and the TPU hot melt adhesive film, and the elastic lining cloth is one layer or two layers.
The PI copper foil circuit is a copper foil with a PI adhesive layer attached to one side surface, wherein the thickness of the copper foil is 20-50 micrometers, and the thickness of the PI adhesive layer is 10-30 micrometers.
The PI copper foil circuit, the graphene heating film and the TPU hot melt adhesive film are formed by hot-pressing and compounding, and the hollow part is formed by laser cutting.
When the two layers of elastic lining cloth are arranged, the two layers of elastic lining cloth are attached to the PI copper foil circuit, the graphene heating film and the TPU hot melt adhesive film from two sides and are directly attached to the hollowed-out part.
And the surfaces of the positive electrode welding point and the negative electrode welding point, which are attached with the PI glue layers, are respectively adhered with a glue-carrying strong plate so as to be welded with a power line.
A glove uses the graphene flexible heating film, and PI copper foil lines on the graphene flexible heating film are configured to be in the shape of a palm, and each finger position corresponds to one strip-shaped graphene heating film.
The PI copper foil circuit at the joint position where the finger and the palm center are intersected is set to be wave-shaped.
The positive electrode welding point and the negative electrode welding point are both arranged at positions close to one side of the wrist.
A thermal garment uses the graphene flexible heating film, and PI copper foil circuits on the graphene flexible heating film are configured into a rectangular shape, and the PI copper foil circuits are placed on the back, the waist, the chest and/or the abdomen of the thermal garment and/or the elbow or the knee of the thermal garment.
Has the advantages that:
the heating membrane provided by the utility model has certain elasticity due to the design of grid shape and hollow out, can be bent and deformed, is particularly suitable for the positions of movable joints such as fingers, elbows or knees, is comfortable to wear, and saves the materials of the graphene heating film; compared with a traditional resistance wire or a carbon fiber heating body, the graphene has higher far infrared radiation conversion efficiency.
Drawings
The invention may be better understood from the following description of particular embodiments thereof taken in conjunction with the accompanying drawings, in which:
fig. 1 is a schematic view of a layered structure of a graphene flexible heating film;
fig. 2 is a schematic structural view of a graphene flexible heating film used on a glove.
The above-mentioned figures are all schematic given examples, and are not limited thereto.
Other features, objects and advantages of the invention will become more apparent from the following detailed description of non-limiting embodiments thereof, when read in conjunction with the accompanying drawings, in which like or similar reference characters identify the same or similar features.
Detailed Description
Features and exemplary embodiments of various aspects of the present invention will be described in detail below. In the following detailed description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. It will be apparent, however, to one skilled in the art that the present invention may be practiced without some of these specific details. The following description of the embodiments is merely intended to provide a better understanding of the invention by illustrating examples of the invention. The present invention is in no way limited to any specific configuration and algorithm set forth below, but covers any modification, replacement or improvement of elements, components and algorithms without departing from the spirit of the present invention. In the following description, well-known structures and techniques are not shown in order to avoid unnecessarily obscuring the present invention.
Example embodiments will now be described with reference to the accompanying drawings, which may be embodied in various forms and should not be construed as limited to the embodiments set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of example embodiments to those skilled in the art.
Furthermore, the described features, structures, or characteristics may be combined in any suitable manner in one or more embodiments. In the following description, numerous specific details are provided to provide a thorough understanding of embodiments of the invention. One skilled in the relevant art will recognize, however, that the invention may be practiced without one or more of the specific details, or with other methods, components, materials, and so forth. In other instances, well-known structures, materials, or operations are not shown or described in detail to avoid obscuring aspects of the invention.
Combine fig. 1, fig. 2, the embodiment of the utility model provides a flexible heating film of graphite alkene, including PI copper foil circuit 5, graphite alkene heating film 4, TPU hot melt adhesive membrane 3 and elastic lining cloth, elastic lining cloth can also be two-layer for the one deck, use two-layer as the example in this embodiment, wherein PI copper foil circuit 5 is by the anodal copper film circuit of mutual insulation, negative pole copper film circuit is constituteed, anodal copper film circuit, negative pole copper film circuit all includes at least one trunk and connects a plurality of branch road on the trunk, adopt equidistant parallel cross's mode to arrange between the branch road of two copper film circuits, wherein, anodal copper film circuit's trunk collects anodal welding point 8, negative pole copper film circuit's trunk collects the negative pole welding point; the graphene heating film 4 is in a strip shape and is vertically attached between the conductive surfaces of the branches of the two copper film circuits, so that the branches of the two copper film circuits are conducted through the graphene heating film, and the graphene heating film can be heated under the power-on condition; the TPU hot melt adhesive film 3 is attached to the PI copper foil circuit 5 and the graphene heating film 4, and the PI copper foil circuit 5, the graphene heating film 4 and the TPU hot melt adhesive film 3 are stacked in sequence; the branches of the two copper film circuits and the graphene heating film are intersected to form a grid shape, the TPU hot melt adhesive film 3 is cut and hollowed 6 at the blank part of the grid shape and the part corresponding to the TPU hot melt adhesive film, and after the TPU hot melt adhesive film 3 is cut and hollowed, the whole TPU hot melt adhesive film 3 forms the grid shape, so that the elasticity of the PI copper foil circuit 5, the graphene heating film 4 and the TPU hot melt adhesive film 3 after compounding is improved; the elastic lining cloth 1 and the elastic lining cloth 2 are two layers, the elastic lining cloth 1 and the elastic lining cloth 2 are attached to the outer sides of the PI copper foil circuit 5, the graphene heating film 4 and the TPU hot melt adhesive film 3 from two sides, the shapes of the PI copper foil circuit 5, the graphene heating film 4 and the TPU hot melt adhesive film 3 are designed according to the implementation requirements of products, for example, when the elastic lining cloth is used on gloves, the shape of the elastic lining cloth is designed to be matched with the shape of a palm, and when the elastic lining cloth is used on other parts of a body, the elastic lining cloth can be designed.
The PI copper foil circuit 5 is a copper foil with a PI adhesive layer attached to one side surface, wherein the thickness of the copper foil is 20-50 micrometers, the thickness of the PI adhesive layer is 10-30 micrometers, the PI adhesive layer is used for protecting the copper foil and playing an insulating role, and when the copper foil deforms, the PI adhesive layer can prevent the copper foil from being torn. The PI copper foil circuit 5 is patterned after a circuit pattern is designed in advance, and is formed by laser inkjet-exposure and then etching, or can be formed by other conventional technical means.
The PI copper foil circuit 5, the graphene heating film 4 and the TPU hot melt adhesive film 3 are formed by hot-pressing and compounding, and the hollowing is formed by laser cutting.
When the elastic lining cloth is a layer, the elastic lining cloth can be attached to any one side of the PI copper foil circuit, the graphene heating film and the TPU hot melt adhesive film after composite forming, and then high-temperature pre-pressing forming can be adopted.
The surface of the positive electrode welding point and the surface of the negative electrode welding point, which are attached with the PI glue layers, are respectively attached with a glue-carrying strong plate, and the glue-carrying strong plate is a metal plate so as to ensure the firmness of the welding point after being welded with a power line.
With reference to fig. 1 and fig. 2 and the above embodiments, the embodiment of the present invention further provides a glove, which uses the graphene flexible heating film provided by the above embodiments, and the PI copper foil circuit 5 on the graphene flexible heating film is configured into a palm shape, and each finger position corresponds to a strip-shaped graphene heating film.
The PI copper foil circuit at the joint position where the finger and the palm center are intersected is set to be in a wave shape 7, and through the wave-shaped structural design, the elasticity of the graphene flexible heating film can be still ensured when the finger is bent, and the PI copper foil circuit 5, the graphene heating film 4 and the TPU hot melt adhesive film 3 on the graphene flexible heating film are ensured to be intact.
The positive electrode welding point and the negative electrode welding point are both arranged at positions close to one side of the wrist so as to be connected with a power supply such as a lithium battery.
The embodiment of the utility model provides a still provide a thermal coat, use the flexible heating film of graphite alkene that the above-mentioned embodiment provided to the flexible heating film of this graphite alkene is constructed into rectangular shape to PI copper foil circuit on, puts into back, waist, chest or the belly of thermal coat, also can put into elbow or knee, and the technical concept of the field can be according to the utility model discloses a technical idea adjusts, and specifically not confine to a position or several positions, can integrate as required according to the use. The thermal clothes provided by the embodiment not only comprise a coat and trousers, but also comprise knee pads, elbow pads, waist pads and the like, and can be even used for heating insoles or vamps in thermal shoes when needed.
The heating membrane provided by the utility model has certain elasticity due to the design of grid shape and hollow out, can be bent and deformed, is particularly suitable for the positions of movable joints such as fingers, elbows or knees, is comfortable to wear, and saves the materials of the graphene heating film; compared with a traditional resistance wire or a carbon fiber heating body, the graphene has higher far infrared radiation conversion efficiency.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to this embodiment will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
It will be appreciated by persons skilled in the art that the above embodiments are illustrative and not restrictive. Different features which are present in different embodiments may be combined to advantage. Other variations to the disclosed embodiments can be understood and effected by those skilled in the art upon studying the specification and the claims. In the claims, the term "comprising" does not exclude other means or steps; the indefinite article "a" does not exclude a plurality; the terms "first" and "second" are used to denote a name and not to denote any particular order.
Claims (9)
1. The graphene flexible heating film is characterized by comprising a PI copper foil circuit, a graphene heating film, a TPU hot melt adhesive film and an elastic lining cloth, wherein the PI copper foil circuit consists of an anode copper film circuit and a cathode copper film circuit which are insulated from each other, the anode copper film circuit and the cathode copper film circuit respectively comprise at least one trunk line and a plurality of branch lines connected to the trunk lines, the branch lines of the two copper film circuits are arranged in an equidistant parallel crossing mode, the trunk lines of the anode copper film circuit are converged to an anode welding point, and the trunk lines of the cathode copper film circuit are converged to a cathode welding point; the graphene heating film is in a strip shape and is vertically attached between the conductive surfaces of the branches of the two copper film circuits, so that the branches of the two copper film circuits are conducted through the graphene heating film; the TPU hot melt adhesive film is attached to the PI copper foil circuit and the graphene heating film; the branches of the two copper film circuits and the graphene heating film are crossed to form a grid shape, and the TPU hot melt adhesive film is cut into a first hollow part at the blank part of the grid shape and the part corresponding to the TPU hot melt adhesive film; the elastic lining cloth is attached to the outer sides of the PI copper foil circuit, the graphene heating film and the TPU hot melt adhesive film, and the elastic lining cloth is one layer or two layers.
2. The graphene flexible heating film according to claim 1,
the PI copper foil circuit is a copper foil with a PI adhesive layer attached to one side surface, wherein the thickness of the copper foil is 20-50 micrometers, and the thickness of the PI adhesive layer is 10-30 micrometers.
3. The graphene flexible heating film according to claim 1,
the PI copper foil circuit, the graphene heating film and the TPU hot melt adhesive film are formed in a hot-pressing composite mode, and the first hollow part is formed through laser cutting.
4. The graphene flexible heating film according to claim 1,
when the elastic lining cloth is two layers, the elastic lining cloth is attached to the PI copper foil circuit, the graphene heating film and the TPU hot melt adhesive film from two sides and is directly attached to the first hollowed-out part.
5. The graphene flexible heating film according to claim 1,
and the surfaces of the positive electrode welding point and the negative electrode welding point, which are attached with the PI glue layers, are respectively adhered with a glue-carrying strong plate so as to be welded with a power line.
6. A glove, wherein the graphene flexible heating film according to any one of claims 1 to 5 is used, and PI copper foil lines on the graphene flexible heating film are configured in the shape of a palm, and each finger position corresponds to a strip-shaped graphene heating film.
7. The glove of claim 6,
the PI copper foil circuit at the joint position where the finger and the palm center are intersected is set to be wave-shaped.
8. The glove of claim 6,
the positive electrode welding point and the negative electrode welding point are both arranged at positions close to one side of the wrist.
9. A thermal garment, characterized in that the graphene flexible heating film according to any one of claims 1 to 5 is used, and the PI copper foil wiring on the graphene flexible heating film is configured in a rectangular shape, and is placed on the back, waist, chest and/or abdomen of the thermal garment, and/or is placed on the elbow or knee.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021190585.5U CN212628453U (en) | 2020-06-24 | 2020-06-24 | Flexible heating film of graphite alkene and use its gloves, thermal coat |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202021190585.5U CN212628453U (en) | 2020-06-24 | 2020-06-24 | Flexible heating film of graphite alkene and use its gloves, thermal coat |
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| CN212628453U true CN212628453U (en) | 2021-02-26 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114501695A (en) * | 2022-01-25 | 2022-05-13 | 佛山市顺德区永利华运动用品有限公司 | High-heat-conduction graphene heating body, electric heating gloves and preparation method of electric heating gloves |
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2020
- 2020-06-24 CN CN202021190585.5U patent/CN212628453U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114501695A (en) * | 2022-01-25 | 2022-05-13 | 佛山市顺德区永利华运动用品有限公司 | High-heat-conduction graphene heating body, electric heating gloves and preparation method of electric heating gloves |
| CN114501695B (en) * | 2022-01-25 | 2024-03-15 | 佛山市顺德区永利华运动用品有限公司 | High-heat-conductivity graphene heating body, electric heating glove and preparation method thereof |
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