TWI752663B - Breathable cushion with cooling and warming effect - Google Patents

Abstract

The present invention provides a breathable cushion with cooling and warming effect concluding a cooling portion, a warming portion and a flexible portion, the cooling portion and warming portion are arrange at the opposite site of the flexible portion. The flexible portion comprises numbers of hollow functional fiber which is composed by a polymer material. The cooling portion can conduct the heat energy to the flexible portion and exclude it. The warming portion can continuously release the heat energy and exclude the cold air. The structure and material of the flexible portion not only reduce the overall weight, also can be deformed under a pressure from any direction, developing a breathable cushion with cooling and warming effect which can fit to the body curve.

Description

Cool feeling thermal insulation breathable pad

A ventilating pad, particularly a cooling-sensing thermal insulating ventilating pad.

In order to cope with the hot and humid weather in summer and dry and cold in winter, people in the current life mostly replace mattresses that are suitable for the seasons during the transition between summer and winter, especially the straw mats that often appear in summer life and the one that people often lay in winter. blanket. Although the straw mat has a cool tactile feel when it is first used, the material is too hard to conform to the curve of the human body, causing discomfort to the user after lying down for a long time, and also because of the poor ventilation effect, the stickiness or even the cooling sensation disappears; and the blanket is used in winter. Although it has a thermal insulation effect, it is too bulky and soft to support the curve of the human body and is easily squashed by the user. In addition, the straw mat and the blanket are not only relatively heavy, but also often need to plan a storage space for placement, which leads to inconvenience in daily life. Therefore, the development of a sleeping pad that has both cooling sensation and thermal insulation effect, light weight and good ventilation effect, and even fits the curve of supporting the human body, can be more conducive to improving the quality of modern life.

In order to solve the above-mentioned technical features in modern life that a user needs to replace a sleeping pad according to the weather, which leads to difficult storage, and the sleeping pad is often not breathable and bulky, the present invention provides a cooling-sensing heat-insulating breathable pad, which comprises a cooling-sensing layer, a heat insulating layer layer and an elastic layer, the cooling layer and the thermal insulation layer are respectively arranged on opposite sides of the elastic layer, the elastic layer contains a plurality of hollow fibers, the hollow fibers are composed of a polymer material endowed with elasticity, and a plurality of the hollow fibers The fibers are wound and stacked to form the elastic layer, with gaps remaining between the plurality of hollow fibers.

Wherein, the polymer material is vinyl acetate copolymer (Ethylene-Vinyl Acetate Copolymer, EVA).

Wherein, the ratio of the inner diameter to the outer diameter of the plurality of hollow fibers ranges from 1:5 to 1:2.

Further, the ratio of the inner diameter to the outer diameter of the plurality of hollow fibers is 1 to 3, the inner diameter of the hollow fibers is in the range of 0.5 to 1 cm, and the outer diameter of the hollow fibers is in the range of 1 to 3 cm.

Further, the thickness of the elastic layer ranges from 1 cm to 10 cm.

Further, the thickness of the elastic layer is 3 cm.

Wherein, the cool-sensing layer comprises a cool-sensing fabric and a cool-sensing material, the cool-sensing fabric can be made by woven, knitted or non-woven, etc., the cool-sensing material is a powder with high thermal diffusivity, and the cool-sensing material can be selected from ore, Boron nitride (BN), aluminum nitride (AlN), titanium (Ti) or a combination of the above; the thermal insulation layer includes a thermal insulation fabric and a thermal insulation material, and the thermal insulation fabric can be made by woven, knitted or non-woven methods. The thermal insulation material can be powder with far-infrared radiation function, and the thermal insulation material can be selected from natural ore, ceramic powder, aluminum oxide (Al ₂ O ₃ ), _{silicon dioxide (SiO 2} ), far-infrared powder body or a mixture of the above.

Further, a plurality of the hollow fibers are distributed with the cool feeling material.

Further, an insulating layer is laid between the thermal insulation layer and the elastic layer.

Due to the structure of the elastic layer and the material properties of the plurality of hollow fibers, the cooling-feeling heat-insulating breathable pad of the present invention not only reduces the overall weight of the elastic layer, but also enables the elastic layer to conform to pressure deformation in any direction, conform to the curve of the human body, and simultaneously It has the properties of softness and support; the cooling layer can continuously take away heat energy and conduct the elastic layer to discharge afterward, so that the user can maintain a refreshing and cool feeling without stickiness; the thermal insulation layer can continuously release heat energy and conform to the The physical properties allow the cold air to sink and discharge, and develop the cool-feeling heat-insulating breathable pad that has both a cooling feeling, heat preservation, breathability, lightness, and fits and supports the curve of the human body.

Please refer to FIG. 1 , which is a preferred embodiment of the cooling-sensing heat-insulating breathable pad of the present invention. The cooling-sensing heat-insulating breathable pad is a multi-layered body, which includes a cooling-sensing layer 10 , a heat-insulating layer 20 and an elastic layer 30 . The layer 10 and the thermal insulation layer 20 are respectively disposed on opposite sides of the elastic layer 30 .

The cool-sensing layer 10 includes a cool-sensing fabric and a cool-sensing material. The cool-sensing fabric can be made by woven, knitted or non-woven methods. The cool-sensing material can be a powder with a high thermal diffusivity. The cool-sensing material can be selected from jade, Ore, Boron Nitride (BN), Aluminum Nitride (AlN), Titanium (Ti) or a mixture of the above, the cooling material is uniformly mixed and dispersed in the cooling fabric according to the manufacturing method of the cooling fabric, for example , when woven or knitted into the cool-feeling fabric, the cool-feeling material is added during the yarn making process of the cool-feeling fabric; when the cool-feeling fabric is woven in a non-woven manner, the cool-feeling material is mixed with In the fibers made of the cool-feeling fabric, the cool-feeling material will not fall off due to repeated washing, and the cool-feeling fabric can exhibit the cooling-feeling characteristic for a long time.

The thermal insulation layer 20 includes a thermal insulation fabric and a thermal insulation material. The thermal insulation fabric can be made of woven, knitted or non-woven methods, wherein the thermal insulation fabric is preferably woven from a hollow yarn, so that the thermal insulation fabric can be made of a hollow yarn. Show more heat storage function. The thermal insulation material can be powder with far infrared radiation function, and the thermal insulation material can be selected from natural ore, ceramic powder, aluminum oxide (Al ₂ O ₃ ), _{silicon dioxide (SiO 2} ), far infrared powder or It is the above-mentioned mixture, the thermal insulation material is uniformly mixed and dispersed in the thermal insulation fabric according to the manufacturing method of the thermal insulation fabric. During the process and adding the thermal insulation material; when the thermal insulation fabric is woven in a non-woven manner, the thermal insulation material is mixed in the fibers that make the thermal insulation fabric, so that the thermal insulation material will not fall off due to repeated washing, and the thermal insulation material The fabric exhibits long-lasting thermal insulation properties.

Please refer to FIG. 2, which is a partial enlarged view of the preferred embodiment of the elastic layer 30. The elastic layer 30 includes a plurality of hollow fibers 31, and the plurality of the hollow fibers 31 are composed of a polymer material endowed with elasticity. Preferably, The polymer material is a vinyl acetate copolymer (Ethylene-Vinyl Acetate Copolymer, EVA). The inner diameter and the outer diameter of the plurality of hollow fibers 31 are in the range of 1:5 to 1:2. The present invention is preferably implemented In the example, the ratio of the inner diameter to the outer diameter of the plurality of hollow fibers 31 is 1:3. A plurality of hollow fibers 31 are extruded and formed by a spunbond non-woven technology, and are wound and stacked in an irregular manner to form a block-shaped elastic layer 30 with a certain thickness. The thickness of the elastic layer 30 ranges from 1 cm to 10 cm. , In a preferred embodiment of the present invention, the thickness of the elastic layer 30 is 3 cm.

Please refer to FIG. 3 , because the structure of the elastic layer 30 is that a plurality of the hollow fibers 31 are wound and stacked, and there are gaps between the plurality of the hollow fibers 31 , so that the elastic layer 30 not only has the characteristics of buffering and deforming under pressure, More good ventilation effect. In addition, the plurality of hollow fibers 31 are hollow structures made of polymers, which can not only reduce the overall weight of the elastic layer 30, but also have more flexibility compared to the solid structural fibers, so that the elastic layer 30 is more flexible. It can adapt to pressure deformation in any direction, conform to the curve of the human body, and has both soft and supportive properties.

When assembling the cooling-feeling heat-insulating breathable pad, the cooling-feeling layer 10 and the heat-insulating layer 20 are respectively disposed on opposite sides of the elastic layer 30 , so that a user can use the heat-warming breathable pad according to the weather. When the user places the cool-sensing layer 10 on top for use, since the cool-sensing material is a material with a high thermal diffusivity and has the property of fast thermal diffusion, the cool-sensing layer 10 can continuously carry heat away from the user and keep the heat away from the user. The heat energy is dissipated to the elastic layer 30 , and the heat energy is further discharged through the gap of the elastic layer 30 , so that the user can maintain a refreshing and cool feeling continuously, and even if he sleeps for a long time, it will not become wet and sticky.

When the user uses the thermal insulation layer 20 on top, the thermal insulation fabric is a fabric with heat storage function, so that heat energy can be retained in the thermal insulation layer 20, and the thermal insulation material has far-infrared radiation characteristics, and the thermal insulation layer 20 can Continuously release far-infrared heat energy in the wavelength range of 4-16 μm. Due to the physical characteristics of hot air flowing upward and cold air flowing downward, the cold air can sink to the end of the cooling layer 10 and be discharged through the elastic layer 30. The elastic layer 30 has a good ventilation effect, so that moisture is not easily formed, so that the user can feel a good thermal insulation effect.

Please refer to FIG. 4 , which is a second preferred embodiment of the present invention. An insulating layer 21 is laid between the insulating layer 20 and the elastic layer 30 . The insulating layer 21 is mainly used to retain thermal energy in the insulating layer 20 . And between the insulating layers 21 , the thermal energy is further prevented from being conducted to the elastic layer 30 and then discharged.

The present invention further provides a third preferred embodiment, in which the cooling sensation material is doped in the manufacturing process of the plurality of hollow fibers 31, and the cooling sensation material is distributed in the plurality of the hollow fibers 31, so that the elastic layer 30 contains With better thermal diffusion properties, when the user uses the cooling layer 10 , heat energy can be more efficiently transferred from the cooling layer 10 to the elastic layer 30 , thereby exhibiting better heat dissipation effect. The second preferred embodiment and the third preferred embodiment provided by the present invention can also be implemented at the same time, and there is no limitation that they can only be shown individually.

In view of the above characteristics, the cooling-feeling heat-insulating breathable pad of the present invention not only reduces the overall weight of the elastic layer 30 due to the structure of the elastic layer 30 and the material properties of the plurality of hollow fibers 31, but also enables the elastic layer 30 to adapt to pressure in any direction It deforms and conforms to the curve of the human body, and has both softness and support; The thermal insulation layer 20 continuously releases heat energy, and conforms to physical properties to sink and discharge cold air, thereby developing the cool-feeling thermal-insulating breathable pad that has both cooling, thermal insulation, breathability, lightness, and fits and supports the curve of the human body.

10: Cool layer 20: Insulation layer 21: Insulation layer 30: Elastic layer 31: Hollow fiber

Figure 1 is a side view of a preferred embodiment of the present invention Fig. 2 is a partial enlarged view of the preferred embodiment of the present invention FIG. 3 is an enlarged view of the compressed part of the preferred embodiment of the present invention Figure 4 is a side view of the second preferred embodiment of the present invention

10: Cool layer

20: Insulation layer

30: Elastic layer

31: Hollow fiber

Claims (9)

A cooling-sensing heat-insulating breathable pad comprises a cooling-sensing layer, a heat-insulating layer and an elastic layer, the cooling-sensing layer and the heat-insulating layer are respectively arranged on opposite sides of the elastic layer, and the elastic layer comprises a plurality of hollow fibers , the hollow fiber is composed of a polymer material endowed with elasticity, a plurality of the hollow fibers are wound and stacked to form the elastic layer, and there are gaps between the plurality of the hollow fibers. In the cooling-feeling heat-insulating breathable pad according to claim 1, the polymer material is Ethylene-Vinyl Acetate Copolymer (EVA) or modified vinyl acetate copolymer. As claimed in claim 1 or 2, for the cooling-feeling thermal insulation and breathable pad, the ratio of the inner diameter to the outer diameter of the plurality of hollow fibers ranges from 1:5 to 1:2. In the cooling-feeling heat-insulating breathable pad according to claim 3, the ratio of the inner diameter to the outer diameter of the plurality of hollow fibers is 1:3, the inner diameter of the hollow fibers is in the range of 0.5 to 1 cm, and the outer diameter of the hollow fibers is between 0.5 and 1 cm The diameter ranges from 1 to 3 cm. According to the cooling-feeling heat-insulating breathable pad according to claim 3, the thickness of the elastic layer ranges from 1 cm to 10 cm. According to the cooling-feeling thermal insulation and breathable pad according to claim 5, the thickness of the elastic layer is 3 cm. According to the cooling-sensing heat-insulating breathable pad according to claim 5, the cooling-sensing layer comprises a cooling-sensing fabric and a cooling-sensing material, the cooling-sensing fabric can be made by woven, knitted or non-woven, etc., and the cooling-sensing material is a material with a high thermal diffusivity. Powder, the cool material can be selected from jade, ore, boron nitride (BN), aluminum nitride (AlN), titanium (Ti), or a mixture of the above; the thermal insulation layer comprises a thermal insulation fabric and a thermal insulation material, the thermal fabric may be woven, knitted or nonwoven or the like is made, the insulation material may have a function of far-infrared radiation powder, the insulation material can be selected natural minerals, ceramic powder, aluminum oxide (Al ₂ O ₃ ), silicon dioxide (SiO ₂ ), far infrared powder or a combination of the above. According to the cooling-feeling heat-insulating breathable pad described in claim 7, the cooling-feeling material is distributed on a plurality of the hollow fibers. As claimed in claim 8, the cooling-feeling heat-insulating breathable pad is provided with an insulating layer between the heat-insulating layer and the elastic layer.

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