CN211379758U - Contain aerogel electrical heating scarf - Google Patents
Contain aerogel electrical heating scarf Download PDFInfo
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- CN211379758U CN211379758U CN201922219314.1U CN201922219314U CN211379758U CN 211379758 U CN211379758 U CN 211379758U CN 201922219314 U CN201922219314 U CN 201922219314U CN 211379758 U CN211379758 U CN 211379758U
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Abstract
The utility model provides an contain aerogel electrical heating scarf, include through making up, weaving or the following each layer in proper order that one or more mode of bonding link together: the heat storage layer is woven by using volcanic yarns or graphene yarns as raw materials; the heating layer contains an electrothermal material; the reflecting layer is made of fabric with a heat reflecting function and is used for reflecting heat emitted by the heating layer; the heat insulation layer comprises a composite material of aerogel and a foaming material; and a surface cloth layer. The utility model has the advantages that: (1) the novel flexible aerogel composite material is applied to the scarf, so that the application of the aerogel is expanded; (2) different materials are selected for each layer to realize energy conservation and reduce heat exchange with the environment; (3) all materials are flexible materials, and the wearing experience of the scarf cannot be influenced.
Description
Technical Field
The utility model relates to a scarf, in particular to contain aerogel electrical heating scarf belongs to clothing technical field.
Background
In winter, people often wear a scarf for resisting wind cold. Generally, the material and thickness of the scarf determine its warmth retention effect. Under the condition of the same material, the relatively light and thin scarf has slightly poor heat retention property; the thick and heavy warming effect is good, but the appearance is slightly overstaffed, and the movement is inconvenient. The conventional scarf cannot well keep the lasting warm-keeping effect for groups working or moving in cold outdoors for a long time.
Aerogels are the least dense, best insulating solid materials to date, and thus have found widespread use in aerospace and industrial insulation applications. In fact, it is now common to compound aerogel powders onto other substrates to obtain aerogel composites for reuse. For apparel applications, aerogel composites are required to be dust-free, as well as soft and wash-resistant.
The clothes with the electric heating function are widely pushed into the market in recent years, the principle is that materials such as metal wires, carbon fibers or graphene with the heating function are packaged and then placed into the clothes, the continuous heating function is kept by means of an external movable power supply, and the largest problem of the products is high energy consumption. With current technology, the capacity of an external mobile power source is related to its own volume and weight. The mobile power supply with larger capacity is heavier in weight, larger in volume and quite inconvenient to carry; and the mobile power supply with smaller capacity has the defect of insufficient endurance. How to convert the limited power supply energy into the heat energy really used by the body is an important problem to be solved urgently.
Patent CN101396179B discloses a carbon heating scarf and a preparation method thereof, and the scarf uses nanometer bamboo carbon knitted fabric to make and pack a carbon heating piece, and the heating piece is combined with scarf backing cloth through the hasp, and the heating piece can be dismantled during washing.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: the electric heating scarf is more energy-saving, and more limited power supply energy is converted into heat energy which is really used by a body.
In order to solve the technical problem, the utility model provides a contain aerogel electrical heating scarf to and the multilayer has different functional material and structural grouping through adding zone of heating, novel flexible aerogel combined material to make the scarf more energy-conserving, the cold-proof function of generating heat keeps more permanent. The specific technical scheme is as follows:
an aerogel-containing electrically heated scarf comprising the following layers joined together by one or more of sewing, weaving or bonding in sequence:
the heat storage layer is woven by using volcanic yarns or graphene yarns as raw materials;
the heating layer contains an electrothermal material;
the reflecting layer is made of fabric with a heat reflecting function and is used for reflecting heat emitted by the heating layer;
the heat insulation layer comprises a composite material of aerogel and a foaming material; and the number of the first and second groups,
and (6) a surface cloth layer.
In some embodiments, the heat generating layer comprises a circuit formed by carbon fiber or graphene encapsulated by a film or textile fabric, and the heat generating layer contains a temperature sensing chip inside.
Preferably, the material encapsulating the circuit comprises polar fleece.
In some embodiments, the heating layer is positioned in the middle of the scarf.
In some embodiments, the surface of the reflective layer facing the heat storage layer is provided with a silver or gold print that performs a heat reflecting function.
In some embodiments, the reflective layer completely covers the heat generating layer.
In some embodiments, the thermal insulating layer completely covers the reflective layer.
In some embodiments, the aerogel and foam composite has a density less than 0.4g/cm3The thermal conductivity coefficient is less than 0.026W/(m.K), and the thickness range is 0.1-5 mm.
In some embodiments, the cover fabric layer completely covers the thermal insulation layer.
In some embodiments, the top fabric layer is a fabric made of acrylic fibers and the heat storage layer is a fabric made of acrylic fibers yarns containing volcanic rock or graphene.
The utility model has the advantages that:
(1) the novel flexible aerogel composite material is applied to the scarf, so that the application of the aerogel is expanded;
(2) different materials are selected for each layer to realize energy conservation and reduce heat exchange with the environment;
(3) all materials are flexible materials, and the wearing experience cannot be influenced.
Drawings
Fig. 1 is a schematic view of the overall structure of an electrically heated scarf in a preferred embodiment of the invention;
fig. 2 is a schematic cross-sectional view of an electrically heated scarf in a preferred embodiment of the invention.
The reference symbols in the above figures are paraphrased:
1 surface cloth layer
2 thermal insulation layer
3 reflective layer
4 heating layer
5 Heat storage layer
Detailed Description
Unless otherwise defined, technical or scientific terms used in the specification and claims should have the ordinary meaning as understood by those of ordinary skill in the art to which this patent belongs. In the description of this patent, unless otherwise indicated, the words "comprise", "comprises", "comprising", "includes" and "having" and the like, mean that the elements or items listed before "including" or "having" cover the elements or items listed after "including" or "having" and their equivalents, and do not exclude other elements or items.
The conception, the specific structure and the technical effects of the present invention will be further described with reference to the accompanying drawings, so as to fully understand the objects, the features and the effects of the present invention. It is noted that in the detailed description of these embodiments, not all features of an actual implementation are described in detail in the interest of brevity.
The utility model provides a multilayer structure's scarf, it has the circular telegram function of generating heat, through the function selection to each layer material for the scarf wholly has characteristics such as warmth retention better, more energy-conserving, more frivolous, convenient to use, washable, reduces the heat and scatters and disappears and have and alleviate cervical vertebra fatigue function, is fit for using in winter especially cold winter.
As shown in fig. 1 and 2, the electric heating scarf provided by the utility model is respectively provided with a surface cloth layer 1, a heat insulation layer 2, a reflection layer 3, a heat generation layer 4 and a heat storage layer 5 from outside to inside. Wherein the heat accumulating layer 5 is close to the neck skin of the scarf wearer. The above layers are connected together by one or more of sewing, weaving and bonding.
The heat storage layer 5 is made of fabric with good heat storage performance, and the fabric is fast in heat absorption and slow in heat dissipation. The fabric can quickly absorb the heat emitted by the heating layer 4, and reduces the heat from diffusing to the outside air; and the heat storage performance is good, and the absorbed heat can be slowly released to a wearer, so that the continuous warming effect is brought. The fabric with better heat storage performance is woven by using volcanic yarns or graphene yarns as raw materials. Wherein the volcanic yarn or the graphene yarn is as follows: mixing micrometer or nanometer functional powder (mineral powder or graphene powder simulating volcanic rock) with spinning raw material at spinning stage to obtain yarn. The spinning raw materials can be selected from but not limited to the following raw materials: the nylon fabric comprises a terylene raw material, a chinlon raw material, an acrylic raw material, an adhesive fiber raw material and an acetate fiber raw material.
The heating layer 4 is made of one of carbon fiber, graphene or other heating materials, forms a continuous circuit, and is packaged by a film or a textile fabric. Films can be selected from, but are not limited to: insulating polyester film, insulating nylon film, insulating plastic film. The textile fabric can be selected from, but is not limited to: any one of polar fleece, non-woven fabric and grid nylon cloth. Preferably, polar fleece is chosen as the material for encapsulating the circuit. Considering that the scarf needs to be frequently bent, the film materials are hard, and the wearing experience is affected. Thus, a polar fleece is selected that is relatively more skin-friendly and comfortable. The positive and negative poles of the circuit need to be connected with an external mobile power supply, the heating function is realized through switch control, and multi-gear intelligent temperature control is realized. The heating layer 4 is internally provided with a temperature sensing chip, and the heating layer can be automatically broken after the temperature reaches the designated temperature; after the temperature is lower than the designated temperature, the automatic connection circuit continues to keep heating. The position of the heating layer 4 is positioned in the middle of the scarf, and the heating layer 4 is positioned at the position of the cervical vertebra when the scarf is used, so that the physical therapy function of relieving cervical vertebra fatigue is achieved.
The reflecting layer 3 is a fabric with a heat reflecting function, one side of the fabric is provided with a silver or gold printing with the heat reflecting function, and one side of the printing faces the heat storage layer 5. The reflecting layer 3 is used for reflecting the heat emitted by the heating layer 4 to the heat storage layer 5 as much as possible, so that the heat loss to the external environment is reduced. The area of the reflecting layer 3 is required to completely cover the heat generating layer 4.
The heat-insulating layer 2 functions to prevent heat from being emitted to the outside, and the heat transmitted through the reflecting layer 3 is prevented from flowing to the outside environment as much as possible. The heat insulation layer 2 is made of a soft aerogel and foam material composite material with excellent heat insulation performance, and the composite material is mainly an aerogel powder of micron or nanometer level and an organic foam material raw material which are mixed and then foamed together to prepare the aerogel-containing foam material. Typical aerogel and foam compositeThe density of the material is less than 0.4g/cm3The thermal conductivity can be less than 0.026W/(m.K), which is the thermal conductivity of air. The thickness range of the heat insulation layer 2 is 0.1-5 mm, and the preferable thickness range is 0.5-3 mm. The area of the insulating layer 2 needs to be completely covered with the reflective layer 3.
The composite material used for the thermal insulation layer 2 is a known material, wherein the aerogel can be carbon aerogel, silicon dioxide aerogel or aerogel prepared by other materials. The foaming material can be polyimide, and can also be polyurethane, nitrile rubber or other foaming materials and mixed foaming materials thereof. Preferably, the silicon dioxide aerogel powder is compounded with the foaming material mainly made of polyimide, and the foaming material furthest retains the characteristic of small aerogel density and is very soft. Meanwhile, the polyimide has excellent mechanical properties, high temperature resistance and low temperature resistance, and is non-toxic. The aerogel is distributed on the foam wall of the foaming material, cannot easily overflow and can be washed at will, and the problems of powder falling, hard hand feeling, difficult washing and the like of the traditional aerogel composite material for clothing are solved.
The top cloth layer 1 adopts conventional scarf materials, such as: the terylene fabric, the chinlon fabric, the acrylic fabric and the like play roles in protecting the heat insulation layer 2 and decorating the appearance. The top cloth layer 1 completely covers the heat insulating layer 2.
Example 1
The heat storage layer 5 is made of graphene acrylic fiber knitted plain fabric with the gram weight of 175 gsm. The heating layer 4 is made of graphene heating materials, is packaged by a thin film, contains an intelligent temperature sensing chip, and is matched with an external switch to realize three-gear intelligent temperature control, wherein the three gears are respectively 40 ℃, 45 ℃ and 50 ℃. The reflecting layer 3 is made of 50D kasugan fabric and printed with silver regular patterns, one side of each pattern faces to the heat storage layer 5, and the gram weight of each pattern is 66 gsm. The heat insulation layer 2 is made of a composite material of flexible aerogel and a foaming material with the thickness of 1 mm. The surface cloth layer 1 is made of common acrylic fabric, and the specification of the surface cloth layer is consistent with that of the heat storage layer 5.
Example 2
The heat storage layer 5 is made of volcanic rock viscose fiber knitted plain fabric with the gram weight of 175 gsm. The heating layer 4 is made of carbon fiber heating materials, is packaged by polar fleece, contains an intelligent temperature sensing chip, and is matched with an external switch to realize three-gear intelligent temperature control, wherein the three gears are respectively 40 ℃, 45 ℃ and 50 ℃. The reflecting layer 3 is made of 50D kasugan fabric and printed with gold regular patterns, one side of each pattern faces to the heat storage layer 5, and the gram weight is 66 gsm. The heat insulation layer 2 is made of a composite material of flexible aerogel and a foaming material with the thickness of 2 mm. The surface cloth layer 1 is made of common viscose fiber knitted fabric, and the specification of the surface cloth layer is consistent with that of the heat storage layer 5.
Compare with current electrical heating scarf, the utility model provides an electrical heating scarf has following advantage:
(1) the carbon fiber or graphene material of the heating layer and the volcanic rock or graphene fabric of the heat storage layer have far infrared functions, so that the effects of warming, promoting blood circulation, relieving neck fatigue and physical therapy and health care can be achieved.
(2) Ingenious application of each layer of material can realize energy-conserving function, reduces heat flow direction environment as far as possible, uses less portable power source to exert bigger effect, promotes the practicality. The specific heat management mode is as follows: a) the heat emitted by the heating layer is preferentially absorbed by the heat storage layer with better heat storage performance, and the other surface of the heat storage layer is directly contacted with the skin; b) part of the heat flowing to one side of the reflecting layer is reflected back; c) the heat which is not reflected in the heat flowing to the reflecting layer meets a heat insulating layer made of a flexible aerogel composite material with excellent heat insulating performance, so that the heat flowing to the environment is reduced; d) the heating layer can automatically open circuit when reaching a certain temperature, thereby reducing unnecessary heat waste and enabling a human body to always feel comfortable temperature.
The foregoing has described in detail preferred embodiments of the present invention. It should be understood that numerous modifications and variations can be devised by those skilled in the art in light of the teachings of the present invention without undue experimentation. Therefore, the technical solutions that can be obtained by a person skilled in the art through logic analysis, reasoning or limited experiments based on the prior art according to the concepts of the present invention should be within the scope of protection defined by the claims.
Claims (10)
1. An aerogel-containing electrically heated scarf, comprising the following layers joined together by one or more of sewing, weaving or gluing in sequence:
the heat storage layer is woven by using volcanic yarns or graphene yarns as raw materials;
the heating layer contains an electrothermal material;
the reflecting layer is made of fabric with a heat reflecting function and is used for reflecting heat emitted by the heating layer;
the heat insulation layer comprises a composite material of aerogel and a foaming material; and the number of the first and second groups,
and (6) a surface cloth layer.
2. The aerogel-containing electrically-heated scarf according to claim 1, characterized in that said heat-generating layer comprises a circuit formed by carbon fiber or graphene encapsulated by a film or textile fabric, and said heat-generating layer contains a temperature-sensitive chip inside.
3. An aerogel-containing electrically heated scarf according to claim 2, characterized in that said material encapsulating said circuit comprises polar fleece.
4. The aerogel-containing electrically heated scarf according to claim 1, wherein said heat-generating layer is in the middle of said scarf.
5. An aerogel-containing electrically heated scarf according to claim 1, characterized in that the surface of said reflective layer facing said heat accumulating layer is provided with silver or gold print for heat reflection.
6. The aerogel-containing electrically heated scarf according to claim 1, wherein said reflective layer completely covers said heat-generating layer.
7. The aerogel containing electrically heated scarf according to claim 1, wherein said thermal insulation layer completely covers said reflective layer.
8. The aerogel-containing electrically heated scarf according to claim 1, characterized in that said composite material of aerogel and foam has a density of less than 0.4g/cm3The thermal conductivity coefficient is less than 0.026W/(m.K), and the thickness range is 0.1-5 mm.
9. The aerogel containing electrically heated scarf according to claim 1, wherein said top cloth layer completely covers said thermal insulation layer.
10. The aerogel-containing electrically heated scarf according to claim 1, wherein said top cloth layer is made of acrylic fabric, and said heat accumulation layer is made of acrylic yarn containing volcanic rock or graphene.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922219314.1U CN211379758U (en) | 2019-12-06 | 2019-12-06 | Contain aerogel electrical heating scarf |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922219314.1U CN211379758U (en) | 2019-12-06 | 2019-12-06 | Contain aerogel electrical heating scarf |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211379758U true CN211379758U (en) | 2020-09-01 |
Family
ID=72220530
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922219314.1U Active CN211379758U (en) | 2019-12-06 | 2019-12-06 | Contain aerogel electrical heating scarf |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211379758U (en) |
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2019
- 2019-12-06 CN CN201922219314.1U patent/CN211379758U/en active Active
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