KR101136110B1 - Footwear with the function of cooling and heating - Google Patents

Abstract

PURPOSE: Footwear with cooling and heating functions is provided to discharge heat through a partial region of a midsole and to maintain a shock-absorbing function. CONSTITUTION: Footwear with cooling and heating functions comprises uppers of leather, a midsole(100), and an outsole(200). The midsole is comprised of a plurality of partitioned unit pieces. A plurality of unit pieces is comprised of a functional unit piece(110) and a skeletal unit piece(120). The midsole is comprised of a plurality of unit pieces. One or more functionality unit pieces comprise a body, a slot groove, a cooling fin, a thermoelectric element, and a blocking plate.

Description

FOOTWEAR WITH THE FUNCTION OF COOLING AND HEATING}

The present invention relates to a shoe, in particular, a technology for a shoe that is provided with a cooling function and a heating function in the midsole portion constituting the sole.

Shoes with a variety of functions are on the market, and more specialized and high-performance shoes are being preferred to meet the needs of consumers.

For example, there are a variety of professional athletic shoes or shoes that can help treat or alleviate diseases such as diabetes.

On the other hand, except for summer shoes or indoor shoes, most of the shoes are made of a form that wraps around the foot, so there is a problem that the sweat is a lot of ventilation is not smooth.

In particular, in summer, because the feet sweat easily, there are many people who suffer from bad smell due to foot odor, and in addition, athlete's foot or various bacteria are easily reproduced, which adversely affects foot health.

And in the cold winter, many people suffer from cold feet, which is difficult to endure for those who have to work long hours in the open air or those who ride exceptionally cold.

Shoes that allow for good ventilation are well known, but even in the hot summer season, the user can hardly feel the effects of the shoes, thereby increasing consumers' disbelief about expensive shoes.

Shoes have been proposed to deal with heat and cold more actively.

Representatively, "cooling shoes" of the Republic of Korea Utility Model No. 20-0197405 (registered on July 12, 200) (hereinafter referred to as prior art 1) and "Korean Utility Model No. 20-0257593 (registered on Dec. 04, 2001) Electronic shoes capable of cooling and heating "(hereinafter referred to as the prior art 2) and" Shoes with cooling and heating functions "of the Republic of Korea Patent No. 10-0532363 (registered November 24, 2005) (hereinafter referred to as prior art 3) There is).

1 is an exploded perspective view of a cooling shoe according to the prior art 1, Figure 2 is a cross-sectional view of the cooling shoe according to the prior art 1.

The cooling shoe of the prior art 1 is composed of a midsole 1, an outsole 2, an upper 3 and a heel 4, and are provided in an empty space 5 and an empty space 5 provided in a part of the midsole 1. The thermoelectric module 6 and a heat absorbing plate 7 are attached to the upper surface of the thermoelectric module 6, and a heat sink 8 is provided on the lower surface of the thermoelectric module 6 to supply power to the thermoelectric module 6. The battery 9 is built in the heel (4), and the power switch 10 is connected between the thermoelectric module 6 and the battery 9, and on / off depending on whether the shoes are worn.

In the case of the prior art 1 to provide a hollow in the midsole 1 so that the thermoelectric module, the heat absorbing plate, and the heat sink are fixed to the vacancy, the heat sink is easily exposed because the heat sink is configured to be exposed to the bottom of the midsole in consideration of the discharge of heat through the heat sink. There is a problem that it can be damaged.

In addition, since the heat sink must be exposed to the lower portion of the midsole, there is no choice but to provide a vacancy in the vicinity of the heel most structurally spaced from the ground. However, since the most problematic part of the foot of the user wearing the shoe is a part adjacent to the toe, the prior art 1 has a problem that the heat of the toe cannot be sufficiently cooled.

The prior art 2 also uses the Peltier effect to configure the shoe to allow cooling and heat generation, but since it installs the components by forming grooves in the same sole as the existing midsole, it is impossible to discharge the heat smoothly during the cooling function. There is a problem that it is difficult to design so that the cooling and heat generating function is formed at the location.

3 is a cross-sectional view of a shoe according to the prior art 3, in which a cooling / heating means 10 for providing cooling and heating functions at a predetermined portion of the upper 5 is provided, and is provided by the cooling / heating means 10. Thermoelectric transfer means 30 for providing a heat source is provided, and a power supply device 20 such as a battery is provided.

The cooling / heating means 10 is the same as the thermoelectric element, and provides the upper 5 with cooling / heating means, thermoelectric transfer means 30 and a power supply device 20.

In the related art 3, it is not easy to arrange various components on the upper, and there is a problem that heat loss must increase because heat is transferred through the thermoelectric transfer means.

Registered Utility Model No. 20-0197405 (registered 12/07/200) in Korea 2. Korea Utility Model Registration No. 20-0257593 (registered Dec. 4, 2001) 3. Republic of Korea Patent No. 10-0532363 (Registered on November 24, 2005)

Therefore, the present invention is to use the thermoelectric element to achieve the cooling and heating function, while the heat dissipation is made through some areas of the midsole constituting the sole while maintaining the shock absorption function that can be called the basic function of the midsole To provide a shoe having a cooling function and a heat generating function.

In addition, the present invention divides the midsole into a plurality of unit pieces, such that the thermoelectric element is provided on the unit piece of the desired portion, so that the cooling function or heat generation function at the appropriate place to effectively maintain the foot comfortably and heat generation To provide a shoe having a function.

Shoes having a cooling function and a heating function of the present invention for achieving the problem as described, in the shoe having a sole consisting of the upper, the outsole and the midsole, the midsole is made of a combination of a plurality of divided unit pieces, one The above functional unit piece is provided on the upper surface of the heat sink so that the body having thermal conductivity and a slot groove recessed from the upper surface of the body, a heat sink inserted into the slot groove, a thermoelectric element coupled to the heat sink, and an upper surface of the thermoelectric element are exposed. It is made, including a blocking plate, and is provided on the skeletal unit piece adjacent to the functional unit piece, characterized in that it comprises a battery connected to the thermoelectric element to supply electricity.

And in the present invention, the body is characterized in that made of a polymer or silicone material having elasticity.

In the present invention, the midsole is a front skeletal unit piece in which a coupling groove is formed, a rear skeletal unit piece spaced apart from the front skeletal unit piece, and a coupling groove is formed, and the front skeletal unit piece and the rear It is characterized by consisting of functional unit pieces disposed between the skeletal unit pieces and the coupling pieces corresponding to the coupling grooves are interconnected.

And in the present invention, the slot groove of the body is formed between the plurality of partition walls at equal intervals, the heat sink is characterized in that it comprises a plurality of heat dissipation fins are inserted into each of the slot grooves in contact with the partition wall.

And in the present invention, the blocking plate is characterized in that attached to the bottom surface of the insole is placed on the midsole.

And in the present invention, a plurality of heat discharge holes are formed in the outsole in contact with the lower surface of the body.

Shoes having a cooling function and a heat generating function according to the present invention is composed of a part of the midsole constituting the sole of the heat-transfer material that can smoothly discharge the heat generated from the thermoelectric element does not require an additional element such as a cooling fan There is.

In addition, the present invention is provided with a cooling function and a heat generation function on some unit pieces of the midsole, and basically has sufficient elasticity, so that the shoes have excellent cooling and heat generation functions because they do not significantly impair the original functions of the midsole such as shock absorption. There is an effect that can be provided.

1 is an exploded perspective view of a cooling shoe according to the prior art 1.
Figure 2 is a cross-sectional view of the cooling shoe according to the prior art 1.
3 is a cross-sectional view of the shoe according to the prior art 3.
Figure 4 is a schematic configuration diagram of a shoe having a cooling function and a heating function according to an embodiment of the present invention.
5 is a perspective view of the combination of FIG.
Figure 6 is a specific illustration of the blocking plate.
7 is an exemplary view showing a case where a heat discharge hole is formed in the outsole as a preferred embodiment.
8 is a partial cross-sectional view of FIG. 7.

DETAILED DESCRIPTION Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings so that those skilled in the art may easily implement the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. In the drawings, parts irrelevant to the description are omitted for simplicity of explanation, and like reference numerals designate like parts throughout the specification.

Whenever a component is referred to as "including" an element throughout the specification, it is to be understood that the element may include other elements, not the exclusion of any other element, unless the context clearly dictates otherwise.

Shoes having a cooling function and a heating function according to the present invention can be applied to a variety of shoes, such as sneakers, hiking boots, golf shoes, boots, safety shoes, shoes. The shoes of the present invention can also be applied to shoes such as indoor slippers.

Basically, the shoe of the present invention includes the upper, the sole is made of at least an outsole and a midsole. Of course, on the midsole, things like insoles, non-woven fabrics, and textures can be placed.

4 is a schematic configuration diagram of a shoe having a cooling function and a heating function according to an exemplary embodiment of the present invention, and FIG. 5 is a combined perspective view of FIG. 4.

As shown, the shoe of the present invention includes an outsole (200) and an upper (not shown) coupled with a shoe sole made of a shoe sole (S) and a midsole (100).

In particular, the midsole 100 is composed of a combination of a plurality of divided unit pieces (100a). That is, a plurality of unit pieces 100a are combined to form a general midsole 100. In the present embodiment, three unit pieces 100a are combined to form one midsole 100.

The plurality of unit pieces 100a constituting the midsole 100 are divided into functional unit pieces 110 and skeletal unit pieces 120.

In the present embodiment, one functional unit piece 110 and two skeletal unit pieces 120 may be used. However, in some cases, two or more functional unit pieces 110 and three or more skeletal unit pieces 120 may be used. It may be done.

The functional unit piece 110 includes a body 111, a slot groove 112, a heat sink 113, a thermoelectric element 114, and a blocking plate 115.

The body 111 forms a basic shape of the functional unit piece 110 and forms a coupling with a neighboring skeletal unit piece 120. In particular, the body 111 has a thermal conductivity and preferably made of a cushion material capable of absorbing shock.

To this end, the body 111 in the embodiment of the present invention is to be molded using a polymer or silicon material. That is, the body 111 of the present embodiment is formed of a material that can absorb shock, which is a basic function of the midsole 100, and also retains thermal conductivity.

Since the polymer or silicon itself having thermal conductivity is a well-known technique, a detailed description thereof will be omitted.

Skeletal unit piece 120 is preferably formed of a material such as a general material, urethane, EVA, etc. constituting the midsole 100, one skeleton unit piece 120 is coupled to the left and right of the functional unit piece 110. .

In the drawing, the one provided on the left side is called the front skeletal unit piece 120a, and the one provided on the right side is called the back skeletal unit piece 120b.

The front skeletal unit piece 120a and the rear skeletal unit piece 120b are spaced apart from each other, and are connected via the functional unit piece 110 to form a single midsole 100.

Coupling grooves 121 are formed in the front skeletal unit piece 120a and the back skeletal unit piece 120b, and the coupling pieces 116 corresponding to the coupling grooves 121 at both left and right ends of the functional unit piece 110. Are formed to achieve mutual coupling.

The coupling between the functional unit piece 110, the front skeletal unit piece 120a, and the rear skeletal unit piece 120b may be performed by using a suitable adhesive or by insert molding.

The shape of the coupling groove 121 and the coupling piece 116 shown in the drawings is just one example, and various shape changes are possible to achieve a smooth coupling with each other.

A slot groove 112 is formed on the upper surface of the body 111 forming the functional unit piece 110.

The slot groove 112 is formed to have a predetermined depth, and the slot groove 112 is formed between the plurality of partition walls 117 formed at equal intervals.

The heat dissipation plate 113 is inserted into the slot groove 112, and the plurality of heat dissipation fins 113a protrude at equal intervals on the lower surface of the heat dissipation plate 113. The heat dissipation fins 113a are inserted into the slot grooves 112 one by one, and the heat dissipation fins 113a are in contact with the partition wall 117 to allow heat transfer.

The thermoelectric element 114 is coupled to the center of the upper surface of the heat sink 113, and the blocking plate 115 is provided on the upper surface of the heat sink so that the upper surface of the thermoelectric element 114 is exposed. That is, an opening through which the thermoelectric element 114 is inserted and exposed is formed at the center of the blocking plate 115 so that regions other than the opening contact the upper surface of the heat sink.

The blocking plate 115 is made of a heat insulating material to block heat transfer so that the cooling and heating function by the thermoelectric element 114 can be efficiently exhibited.

The thermoelectric element 114 refers to a semiconductor element that generates or absorbs heat in accordance with the direction of the current using the Peltier effect.

In other words, the Peltier effect refers to a phenomenon in which one junction is cooled and the other is heated when current flows in a circuit of two different metals.

When the thermoelectric element 114 is coupled to the heat sink 113 and supplied with electricity, heat is discharged through the heat sink 113 according to the flow of current, and the upper surface of the thermoelectric element 114 is cooled to give a cooling effect to the inside of the shoe. Make sure If the flow of electricity is reversed, the heat is discharged from the upper surface of the thermoelectric element 114, and the heat sink 113 absorbs heat.

Since the thermoelectric element 114 is operated when electricity is supplied, the battery 300 is installed in the rear skeletal unit piece 120b coupled with the functional unit piece 110 to be an operating power source of the thermoelectric element 114. Although not shown, to provide a switch (not shown) for controlling the operation of the thermoelectric element 114 in any one place of the shoe. By operating the switch, it is possible to control the supply direction of electricity and current flow.

Meanwhile, the battery 300 may be a general battery or a rechargeable battery, or a battery that can be automatically charged wirelessly.

As shown in the drawing, it is preferable to form the battery groove 122 into which the battery 300 is to be inserted and the wiring groove 123 for electric wiring on the upper surface of the rear skeletal unit piece 120b.

6 is a detailed illustration of the blocking plate, and the blocking plate 115 is attached to the bottom of the insole 400 in the present embodiment.

The blocking plate 115 is appropriately sized to cover the upper surface of the heat sink 113 so that the upper surface of the thermoelectric element 114 is exposed, and has a thermal insulation characteristic while having a cushion to some extent.

The blocking plate 115 may be provided in the form attached to the bottom surface of the insole 400, or may be provided separately from the insole so that the insole can be placed on the blocking plate.

7 is an exemplary view illustrating a case where a heat discharge hole is formed in the outsole as a preferred embodiment.

Since the body 111 itself of the functional unit piece 110 has heat conduction characteristics, the heat is discharged smoothly, but a plurality of heats contacting the bottom surface of the body 111 on the outsole 200 for better heat dissipation characteristics. It is preferable to have a discharge hole (210).

The heat dissipation hole 210 may be formed with a plurality of spaced apart distances as a rectangular perforated hole. Preferably, the lower surface of the body 111 corresponding to each heat discharge hole 210 is formed so that the fitting protrusion 101 is fitted to the heat discharge hole 210 so that the heat dissipation characteristics can be improved while being surely combined. Good to do. The shape of the heat discharge hole 210 may be modified in various forms in addition to the rectangle.

As described above, the shoe having the cooling function and the heating function according to the present invention has a basic structure of the midsole because the body of the functional unit piece has its own elasticity while allowing heat to be generated using the functional unit piece itself forming a part of the midsole. It is characterized by the ability to simultaneously realize the effects of shock absorption and additional cooling and heating.

Various shoes embodied through the present invention can provide a more direct cooling and heating effect to the user in the summer or winter season, so it can be of great help to the general user as well as those who have to work in a harsh environment.

The foregoing description of the present invention is intended for illustration, and it will be understood by those skilled in the art that the present invention may be easily modified in other specific forms without changing the technical spirit or essential features of the present invention. will be.

It is therefore to be understood that the embodiments described above are intended to be illustrative, but not limiting, in all respects. For example, each component described as a single type may be implemented in a distributed manner, and similarly, components described as distributed may be implemented in a combined form.

The scope of the present invention is shown by the following claims rather than the above description, and all changes or modifications derived from the meaning and scope of the claims and their equivalents should be construed as being included in the scope of the present invention. do.

The present invention can be applied to various footwear such as shoes, sneakers.

100: midsole 100a: unit
110: functional unit piece 111: body
112: slot groove 113: heat sink
113a: heat dissipation fin 114: thermoelectric element
115: blocking plate 116: bonding piece
117: partition 101: fitting projection
120: skeletal unit piece 120a: anterior skeletal unit piece
120b: posterior skeletal unit piece 121: coupling groove
122: battery groove 123: wiring groove
200: outsole 210: heat exhaust hole
300: Battery 400: Insole

Claims (6)

In a shoe having a sole consisting of an upper and an outsole and a midsole,
The midsole is made of a combination of a plurality of divided unit pieces,
At least one functional unit piece includes a body having thermal conductivity and a slot groove recessed from an upper surface of the body, a heat sink inserted into the slot groove, a thermoelectric element coupled to the heat sink, and an upper surface of the thermoelectric element to expose the upper surface of the heat sink. Including a blocking plate provided,
Shoes provided with a skeletal unit piece adjacent to the functional unit piece, the battery having a cooling function and a heat generating function comprising a battery connected to the thermoelectric element to supply electricity. The method of claim 1,
The body is a shoe having a cooling function and a heating function, characterized in that made of a resilient polymer or silicone material. The method of claim 2,
The midsole,
An anterior skeletal unit piece in which a coupling groove is formed, a rear skeletal unit piece spaced apart from the anterior skeletal unit piece, and a coupling groove is formed, and disposed between the anterior skeletal unit piece and the rear skeletal unit piece, Shoes having a cooling function and a heating function, characterized in that the coupling piece is formed corresponding to the coupling groove is formed of functional unit pieces interconnected. The method of claim 2,
The slot groove of the body,
Shoe having a cooling function and a heat generating function, characterized in that formed between the plurality of partition walls at equal intervals, wherein the heat sink includes a plurality of heat radiation fins inserted into each slot groove and in contact with the partition wall. 5. The method according to any one of claims 1 to 4,
The blocking plate,
Shoes having a cooling function and a heating function, characterized in that attached to the bottom surface of the insole is placed on the midsole. 5. The method according to any one of claims 1 to 4,
Shoes having a cooling function and a heating function, characterized in that a plurality of heat discharge holes are formed in the outsole in contact with the lower surface of the body.

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