CN217592414U - Composite material heat conduction strip and pillow core or mattress with heat conduction strip - Google Patents

Abstract

The utility model discloses a combined material heat conduction strip and have pillow or mattress of heat conduction strip, its characterized in that: the composite laminated body structure comprises a vertical heat conduction layer, a horizontal heat conduction layer and a substrate layer from top to bottom, wherein the vertical heat conduction layer, the horizontal heat conduction layer and the substrate layer are connected through bonding layers to form a composite laminated body structure; the heat conducting strip is arranged in the pillow core or the mattress and is close to the surface of one side or two sides of the pillow core or the mattress. The utility model discloses a mutually supporting of perpendicular heat-conducting layer and horizontal heat-conducting layer realizes guiding and dispersing the thermal, applies to the textile sector after, promotes the gas permeability and the travelling comfort of pillow or mattress when using in summer.

Description

Composite material heat conduction strip and pillow core or mattress with heat conduction strip

Technical Field

The utility model relates to a heat conduction material technology especially relates to a combined material heat conduction strip and have pillow or mattress of heat conduction strip, is applied to the family as radiator unit and spins, on bedding, clothing etc..

Background

The sleeping is very important for the health of human bodies, and one third of the life of a human body or longer is spent in sleeping, so the requirements on the bedding are not only the basic requirement of heat retention, but also the bedding develops towards physical therapy, health care, comfort, ergonomics and the like.

The sleeping products made of foaming materials are more and more favored by people in recent years, such as sponge, memory foam, latex and the like which are used as the core layers of mattresses or pillows have comfortable hand feeling, can accurately shape the body contour, bring non-pressure fitting feeling, effectively support the body, absorb and decompose the pressure of the human body, bring comfortable feeling to people and relax muscles. However, since the foam material is a good heat insulating material and has a heat-accumulative property, it is not suitable for reuse because the body feels stuffy when the room temperature is high (e.g., summer).

To solve the above problems, the current market commonly adopts the following methods: the air permeability of the foam material is increased by perforating the foam material, which improves the heat storage property of the material to a certain extent, but cannot improve the local heat collection property, and the heat dissipation property is poor.

Disclosure of Invention

The utility model aims at providing a combined material heat conduction strip and have pillow or mattress of heat conduction strip, through the improvement to the structure, for sleep class product provides a heat conduction material, promote the thermal diffusivity and the gas permeability of foaming class material, be fit for the use under all kinds of temperatures.

In order to achieve the above purpose, the utility model adopts the technical scheme that: the composite material heat conducting strip comprises a vertical heat conducting layer, a horizontal heat conducting layer and a substrate layer from top to bottom, wherein every two layers of the heat conducting strip are connected through an adhesive layer to form a composite laminated main body structure, and the vertical heat conducting layer is attached to a material to be heat conducting.

In the above technical solution, the main body structure is provided with a plurality of heat conduction holes, and the heat conduction holes vertically penetrate through the main body structure.

In the above technical scheme, the heat conduction holes are regular in shape and are uniformly distributed in the main body structure at intervals.

In the technical scheme, the vertical heat conduction layer is made of metal sheets, and the thickness of the vertical heat conduction layer is 0.01mm-2mm.

In the above technical scheme, the adhesive layer is a heat conducting glue containing heat conducting materials, and is coated on the upper surface of the substrate layer and the lower surface of the vertical heat conducting layer respectively in a form of being uniformly distributed in a dot matrix manner or being arranged along the edge.

In the above technical solution, the horizontal heat conduction layer is made of one of a graphite sheet, a graphene sheet or a carbon nanotube sheet, and the thickness of the horizontal heat conduction layer is 0.05mm-5mm. Preferably, the horizontal heat conducting layer is made of artificial graphite thin sheets.

In the above technical solution, the base layer is made of thin material, and the thickness thereof is 0.005mm-3mm.

The further technical scheme is that the substrate layer is one of a metal sheet, a plastic film or a woven fabric.

In order to achieve the above object, the utility model adopts another technical scheme that: a pillow core or mattress with the heat conduction strips is characterized in that a plurality of heat conduction strips are arranged in the pillow core or mattress and are arranged close to the surface of one side or two sides of the pillow core or mattress; the filler of the pillow core or the mattress is one of sponge, memory foam and latex.

Because of the application of the technical scheme, compared with the prior art, the utility model has the advantages of it is following:

1. the utility model discloses in with vertical heat-conducting layer and horizontal heat-conducting layer stack, adhere on the stratum basale with the heat-conducting glue, form the heat conduction strip structure, make combined material such as graphite into horizontal heat-conducting layer, be applied to textile articles for use, utilize graphite good heat conductivility own, absorb the heat and derive from the attachment, promote the heat dissipation of attachment, air permeability, when especially being used for pillow or mattress, make the user have good body sense when the room temperature is higher in summer;

2. the material selection and the thickness of each layer in the utility model are flexible and thin, so that the main structure forms a flexible heat conduction system, which is applied to textile, especially bedding, and the heat dispersion is improved under the condition of not influencing the original comfort, thus being applicable to summer and common sultry warm and humid areas;

3. the utility model discloses simple structure, convenient to use, the range of application is extensive.

Drawings

Fig. 1 is a schematic structural diagram of a first embodiment of the present invention;

fig. 2 is a schematic structural diagram of the pillow core according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a second embodiment of the present invention;

fig. 4 is a schematic structural view of the second embodiment of the present invention applied to a mattress.

Wherein: 1. a vertical heat conducting layer; 2. a first connection layer; 3. a horizontal heat conducting layer; 4. a second connection layer; 5. a base layer; 6. a heat conduction hole; 7. a heat conducting strip; 8. a pillow core; 9. a mattress.

Detailed Description

The invention will be further described with reference to the following drawings and examples:

the first embodiment is as follows: referring to fig. 1-2, a composite material heat conduction strip and a pillow core or mattress with the heat conduction strip comprise a vertical heat conduction layer 1, a horizontal heat conduction layer 3 and a substrate layer 5 from top to bottom, wherein the vertical heat conduction layer 1, the horizontal heat conduction layer 3 and the substrate layer 5 are connected through bonding layers to form a composite laminated main body structure, and the vertical heat conduction layer 1 is attached to a material to be conducted.

The vertical heat conduction layer 1 is mainly made of a material with good Z-axis heat conduction, and has the main function of quickly conducting heat to the next layer so as to ensure that the heat is away from a material to be conducted (namely a human body end) at the first time; the vertical heat conduction layer 1 is preferably made of a metal sheet, the metal sheet is formed by extending metal into a sheet through a rolling process, more preferably an aluminum foil sheet, and the aluminum foil sheet is preferably selected according to a plurality of factors such as comprehensive density, toughness, heat conductivity, specific heat capacity, price and the like, and the thickness of the vertical heat conduction layer 1 is 0.01mm-2mm.

As shown in fig. 1, the adhesive layer used for bonding between the vertical heat conducting layer 1 and the horizontal heat conducting layer 3 is a first connecting layer 2, which is used for connecting and fixing the two, preferably a spot-like glue, which is one of hot melt glue or cold glue, and the layers are connected by a lattice-like glue and connected under a certain temperature and pressure. The lattice shape can keep the flexibility of the heat conducting strips to the maximum extent, and meanwhile, the lattice shape can ensure that the vertical heat conducting layer 1 and the horizontal heat conducting layer 3 keep larger contact area and keep excellent performance of heat conduction; preferably, the first connection layer 1 is only present at the edge of the heat conducting strip, a heat conducting glue is selected, a heat conducting filler is added in the traditional glue, the heat conducting filler comprises one or more of metal, metal oxide, carbon-based material and metal nitride, and in some embodiments, the glue of the first connection layer is a TC-2810 model heat conducting glue of 3M company;

the horizontal heat conduction layer 3 is mainly made of materials with good X-Y axis heat conduction, and has the main function of quickly dispersing heat and preventing local heat accumulation. Preferably, the artificial graphite sheet is one of a flexible artificial graphite sheet, a graphene sheet, a carbon nanotube sheet and a natural graphite sheet, and more preferably, a laminated artificial graphite sheet. The thickness of the horizontal heat conducting layer is 0.05mm-5mm. The graphite crystal has a hexagonal plane net structure, and has high temperature resistance, small thermal expansion coefficient and good heat and electric conductivity; the unique crystal structure of graphite makes its heat conduction very excellent in the X-Y axis direction. The heat conductivity coefficient of the X-Y axis is 300-1900W/(m.K), and the heat conductivity coefficient of metal copper and aluminum in the X-Y direction is only 200-400W/(m.K), so that the graphite has better horizontal heat conduction efficiency, can disperse heat horizontally more quickly, and can effectively reduce the local heat accumulation.

The adhesive layer between the horizontal heat conducting layer 3 and the substrate layer 5 is a second connection layer 4, and similar to the first connection layer 2, model TC-2810 thermal conductive glue from 3M company can be selected.

The substrate layer 5 is located on the other side of the second connection layer 4, and the horizontal heat conduction layer 3, such as a graphite sheet, is easily broken and broken under the action of external force, so that if the graphite sheet is directly exposed for use, the graphite sheet is easily broken and broken in the using process, heat of the horizontal heat conduction layer 3 cannot be quickly conducted at a broken position, and the heat conduction effect is greatly reduced. Therefore, the base layer 5 plays a role of protecting the horizontal heat conduction layer 3, and the base layer 5 is made of one of a plastic film, a woven fabric, a knitted fabric or a non-woven fabric; in some embodiments with low requirements on flexibility, the base layer 5 and the vertical heat conduction layer 1 are made of the same material; the thickness of the base layer is 0.005mm-3mm.

In the embodiment, the vertical heat conduction layer 1 is made of an aluminum foil sheet with the thickness of 0.1mm, the horizontal heat conduction layer 3 is made of an artificial graphite sheet with the thickness of 0.2mm, the substrate layer 5 is made of a pet film with the thickness of 0.02mm, the bonding layers are made of lattice-shaped glue, the glue is TC-2810 heat conduction glue of 3M company, the second connection layer 4 glue is coated on the substrate layer, and the horizontal heat conduction layer 3 and the substrate layer 5 are firstly combined together through the second connection layer 4; and coating the first connecting layer 2 glue on the vertical heat conduction layer 1, and compounding the combined horizontal heat conduction layer 3 and the vertical heat conduction layer 1 together to obtain the heat conduction strip 7.

The heat conducting strip 7 manufactured according to the embodiment is relatively suitable for being placed on the secondary upper layer of the memory foam pillow core 8, and plays roles of accelerating body heat dissipation and ventilation.

The second embodiment: referring to fig. 3 to 4, in the present embodiment, the vertical heat conduction layer 1 is made of a copper sheet and has a thickness of 0.5mm, the horizontal heat conduction layer 3 is made of a 0.3mm graphene sheet, the substrate layer 5 is made of 50D polyester woven plain cloth, the first connection layer 2 and the second connection layer 4 are made of dot matrix hot melt adhesives, when bonding, the dot hot melt adhesives are coated on the substrate layer 5 and the vertical heat conduction layer 1 at a distance of 2cm from the edge, the horizontal heat conduction layer 3 is placed between the two, and the three are combined together at a certain temperature and under a certain pressure to obtain the heat conduction strip 7.

Unlike the first embodiment, the heat conduction strip of the present embodiment is further provided with heat conduction holes 6, as shown in fig. 3. The heat conduction holes 6 vertically penetrate through the main body structure, and the heat conduction holes 6 are regular in shape and are uniformly distributed in the main body structure at intervals. In this embodiment, the heat conducting strips 7 are punched with uniformly distributed round holes, the diameter of each round hole is 3mm, and the distance between the round holes is 5cm. The embodiment is more suitable for flatly laying a plurality of groups of strip-shaped heat conducting strips 7 on the upper layer of the mattress 9, and plays the roles of accelerating the heat dissipation of the body and the ventilation.

Claims (9)

1. A composite material heat conduction strip is characterized in that: the heat conduction layer comprises a vertical heat conduction layer, a horizontal heat conduction layer and a substrate layer from top to bottom, wherein every two layers are connected through an adhesive layer to form a composite laminated main body structure, and the vertical heat conduction layer is attached to the material to be conducted.

2. The composite thermal strip of claim 1, wherein: the main body structure is provided with a plurality of heat conduction holes, and the heat conduction holes vertically penetrate through the main body structure.

3. The composite heat conducting strip of claim 2, wherein: the heat conduction holes are regular in shape and are uniformly distributed in the main body structure at intervals.

4. The composite heat conducting strip of claim 1, wherein: the vertical heat conduction layer is made of metal sheets, and the thickness of the vertical heat conduction layer is 0.01mm-2mm.

5. The composite thermal strip of claim 1, wherein: the horizontal heat conduction layer is composed of one of a graphite sheet, a graphene sheet or a carbon nano tube sheet, and the thickness of the horizontal heat conduction layer is 0.05mm-5mm.

6. The composite heat conducting strip of claim 1, wherein: the substrate layer is made of thin materials, and the thickness of the substrate layer is 0.005mm-3mm.

7. The composite thermal strip of claim 6, wherein: the substrate layer is one of a metal sheet, a plastic film or a woven fabric.

8. A pillow core with a heat conduction strip is characterized in that: the pillow core comprises the heat conducting strips of any one of claims 1-7, wherein a plurality of the heat conducting strips are arranged in the pillow core and are arranged close to one side or two side surfaces of the pillow core; the filler of the pillow core is one of sponge, memory foam and latex.

9. A mattress with heat conduction strip which characterized in that: comprising the heat conducting strip of any one of claims 1 to 7, a plurality of said heat conducting strips being disposed within a mattress and disposed adjacent to one or both side surfaces of said mattress; the filling material of the mattress is one of sponge, memory cotton and latex.

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