JP2001190302A - Air supply structure in shoe - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an air supply structure in a shoe for improving a ventilation characteristic and moisture-proof and deodorizing effects by circulating air in the shoe. SOLUTION: In an air supply structure in a shoe, a hollow part 3 is formed between a top surface 1 and a bottom surface 2, or between the top surface 1 and the upper surface of a sole. In a tiptoe part, an instep surface air supply part 14 is formed to meet the inner configuration of the shoe. In the heel part of the top surface 1, a heel part air inlet hole 6 is provided. In the central part of the top surface 1, a central part air inlet hole 7 is provided so as to suck air in the hollow part 3. Air is supplied by an instep surface air supply bole 14 provided at the end of the instep surface air supply part 14, and a toe part air supply hole 11 and a tiptoe part air supply hole 12 provided on the top surface 1 to circulate air in the shoe.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an air supply structure in a shoe, and more particularly to an air ventilation structure in a shoe, which can prevent the occurrence of athlete's foot and odor.

[0002]

2. Description of the Related Art Conventionally, as disclosed in Japanese Utility Model Application Laid-Open No. 61-151502 and Japanese Utility Model Application Laid-open No. 6-61105, an air supply path is formed in the insole or the upper part of the shoe sole. There have been proposed a number of insoles and shoes configured to forcibly send air to the inside.

[0003] Most of them are provided with an air intake hole at the heel portion and an air supply hole mainly at the crotch portion of the toe to force the air to the stuffy toe. It is configured.

[0004]

However, these insoles or shoes are configured so that air is blown from the sole of the foot, so that the flow of air is easily interrupted by the foot and sufficient air circulation is achieved. However, it was not possible to remove moisture and odor.

[0005] Further, when water is applied to the shoes due to rain or the like, the insole or the shoe having a hollow portion for ventilation is liable to accumulate water in the hollow portion, which causes moisture to be trapped.

[0006]

In order to solve the above-mentioned problems, according to the present invention, there is provided an insole having a hollow portion formed between a top surface and a bottom surface, and the toe portion of the shoe is provided at the toe portion. In addition to forming the upper surface air supply part raised according to the internal shape, the heel part of the top surface is provided with a heel air intake hole, and the center part of the top surface is provided with a central air intake hole The air can be sucked into the hollow part by air, and the air is supplied from the upper air supply hole provided at the tip of the upper air supply unit, and from the toe and toe air supply holes provided on the top surface. In addition, the present invention provides an in-shoe air supply structure characterized in that the air in the shoe is circulated.

According to the second aspect of the present invention, the top surface is provided while forming a hollow portion on the upper surface of the shoe sole, and the toe portion of the top surface is raised according to the internal shape of the shoe to provide upper side air supply. The upper part of the heel is provided with a heel air intake, and the center of the top is provided with a central air intake so that air can be sucked into the hollow part. Then, air is supplied from the upper surface air supply hole disposed at the tip of the upper surface air supply portion, and the toe portion air supply hole and the toe portion air supply hole disposed on the top surface to circulate the air in the shoe. It is an object of the present invention to provide an in-shoe air supply structure characterized by the above-mentioned configuration.

[0008] Further, the present invention is characterized in that an inclined check valve is disposed at a rear end portion of the central intake hole, and a tip end of the upper air supply portion is formed to be tapered. It is.

[0009]

BEST MODE FOR CARRYING OUT THE INVENTION In an insole or shoe having an air supply structure in a shoe according to the present invention, a hollow portion is formed by a top surface and a bottom surface or a shoe sole upper surface and a top surface.

[0010] In particular, in the case of an insole, the top surface and the bottom surface of the toe portion are raised according to the internal shape of the shoe to form an upper surface air supply portion. In the case of shoes, the toe portion of the top surface is raised according to the internal shape of the shoe to form an upper air supply portion.

Further, a heel air intake hole and a central air intake hole are provided at the heel portion and the central portion of the top surface so as to suck air into the hollow portion. The air sucked into the hollow portion is configured to be sent in the direction of the toe by elastic deformation of the insole and the shoes accompanying the walking motion.

The air blown in the direction of the toe is blown from the air hole of the toe portion and the air hole of the toe portion provided on the top surface, and supplies air around the toes to prevent stuffiness. are doing.

[0013] Further, an insufflation air vent is also provided at the tip of the insufflation air supply unit to insufflate the air. The air is blown to the insole of the foot, and the air is sent around the toes of the foot. It is configured to form an induced flow such that the air is quickly discharged out of the shoe.

[0014] Since the front end of the upper side air supply portion is formed in a tapered shape, the flow velocity of the air supplied from the upper side air supply hole can be increased, and the attractive force of the induced flow can be increased.

Therefore, since air does not stay at the toe portion, fresh air can always be supplied to the toe portion, and the generation of stuffiness and odor can be prevented.

A check valve is provided at the rear end of the intake hole in the center so that the air sucked from the heel intake hole is prevented from flowing backward, and rain or water work is prevented. Even if water is applied to the shoes due to the above-mentioned arrangement, the water accumulated in the hollow portion can be drained from the central air intake hole by using this inclination.

Therefore, it is possible to keep the inside of the hollow portion dry at all times, to prevent the accumulation of moisture in the hollow portion, and to send the air sucked into the hollow portion to the toe without waste. Thus, the efficiency of air supply can be improved.

[0018]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of the present invention will be described in detail with reference to the drawings.

FIG. 1 to FIG. 3 show an insole A provided with an air supply structure in a shoe according to the present invention. The insole A is made of an elastic material, and is formed of a top surface 1 and a bottom surface 2. A hollow portion 3 is formed between them.

Further, the top surface 1 and the bottom surface 2 of the toe portion are raised according to the internal shape of the shoe, and the upper side air supply portion 14 is formed so as to cover the toe portion.

At the heel portion and the central portion of the top surface, intake holes 6, 7 and blocking valves 4, 5 are provided to supply air to the hollow portion 3. Since there is a possibility that the toe portion may be caught on the central block valve 5 when the shoe is worn, a hooking prevention member 8 such as a mesh material is put on the shoe so that the shoe can be worn smoothly, So as not to obstruct the air flow. Even if the closing valves 4 and 5 are not provided,
However, the provision of the closing valves 4 and 5 can prevent the air fed into the hollow portion 3 from leaking.

In the hollow portion 3 below the intake holes 6 and 7,
A support piece 9 made of an elastic material is attached in parallel with the direction of the foot to support the top surface so that the hollow portion 3 is not crushed and does not obstruct the passage of air.

When the above-mentioned insole A is worn in shoes and walking, first, weight is applied to the heel, the heel closing valve 4 is closed, and the heel intake hole 6 is closed. The air in the hollow portion 3 on the heel side is pressurized by the elastic deformation of the top surface 1 of the heel side, and the pressurized air pushes and opens the check valve 10, whereby the air moves toward the toe.

Next, when the weight shifts to the center of the foot, the heel closing valve 4 is opened again and the central closing valve 5 is opened.
Is closed, and the central intake hole 7 is closed. In addition, the top surface 1 in the center part undergoes elastic deformation depending on the weight,
Pressure is applied to the air in the hollow portion 3 on the toe side, and the air sucked from the central suction hole 7 is combined with the air previously sent through the check valve 10 and is sent in the toe direction. You.

A part of the air sent in the direction of the toes is sent around the toes through the toe-port air holes 11 and the toe-port air holes 12, respectively, and the rest of the air is extended toward the instep. Surface air supply unit
The air moves to 14 and is blown toward the top of the foot from the top air hole 13, and the air that has been blown around the toes first is quickly discharged out of the shoes. It is designed to create a flow.

In particular, as shown in FIG. 3, the tip of the upper side air supply section 14 is formed in a tapered shape.
The flow velocity of the air to be sent can be increased, and the attractive force of the induced flow can be increased.

Next, when the weight moves to the toe portion, the air in the toe portion is blown by the toe portion air supply holes 11, the toe portion air supply holes 12, and
The air is exhausted from the upper air supply hole 13, the central block valve 5 is opened again, and new air is sucked into the hollow portion 3.

By repeating the above movements by walking, the air in the shoes circulates and the air can be prevented from stagnating at the toes, so that fresh air is always supplied to the toes and toes. It can be supplied to the upper surface, preventing generation of stuffiness and odor.

The check valve 10 is provided at the central intake hole 7.
By arranging it at the rear end part in an inclined state, water is splashed on the shoes by rain or water work, etc., and it enters into the hollow part 3 of the insole from the intake holes 6, 7 and the air supply holes 11, 12, 13. Even when water enters, water can be drained from the central intake hole 7 by utilizing this inclination.

FIG. 4 shows a shoe B having an in-shoe air supply structure. Since the air supply structure and the mechanism thereof are almost the same as those of the insole A, detailed description of the same parts will be omitted.

Part of the upper member 15 of the shoe B is made of a mesh material, so that the air supplied from the air supply holes 11, 12, and 13 can be easily discharged out of the shoe. As a method of promoting the discharge of air, although not shown, a ventilation hole may be provided in the upper member 15.

[0032]

According to the first aspect of the present invention, a hollow portion is formed between the top surface and the bottom surface, and an upper air supply portion is formed on the toe portion according to the internal shape of the shoe. It is a sock insole, and a heel air inlet is arranged on the heel of the top surface,
In addition, a central air intake hole is provided at the center of the top surface so that air can be sucked into the hollow part, and the air supply hole provided at the tip of the air supply unit and the top surface Air is supplied from the toe-port air hole and toe-port air hole provided to circulate the air in the shoe, so that air is supplied around the toes and the back of the foot with walking. In addition, the supplied air can be quickly discharged out of the shoe. Therefore, it is possible to prevent the air from stagnating at the toe portion, so that fresh air can always be supplied to the toe portion, and the moisture-proof and deodorizing effects can be improved.

According to the second aspect of the present invention, by providing the insole air supply structure according to the first aspect on the upper surface of the shoe sole, as in the first aspect of the present invention, the circumference of the toes and the foot of the foot are provided. In addition to supplying air to the upper surface, the supplied air can be quickly discharged out of the shoe. Therefore, it is possible to prevent the air from stagnating at the toe portion, so that fresh air can always be supplied to the toe portion, and the moisture-proof and deodorizing effects can be improved.

According to the third aspect of the present invention, the backflow prevention valve in the inclined state is disposed at the rear end portion of the central intake hole, thereby preventing the backflow of the air sucked from the heel intake hole. In addition to this, even if water is applied to the shoes due to rain, water work, etc., the water accumulated in the hollow part of the air supply structure in the shoes can be easily drained from the central intake hole using this inclination. it can.

According to the fourth aspect of the present invention, the flow rate of the air supplied from the upper air supply hole can be increased by making the tip of the upper air supply section tapered, so The attraction of the flow can be strengthened, and the air in the shoe can be efficiently discharged out of the shoe. In particular, in the case of shoes, the efficiency of discharging air from the shoes can be further improved by using a mesh material for the upper part of the shoes or by providing ventilation holes.

[Brief description of the drawings]

FIG. 1 is a perspective view of an insole provided with an in-shoe air supply structure according to the present invention.

FIG. 2 is a plan sectional view of an insole provided with an in-shoe air supply structure according to the present invention.

FIG. 3 is a sectional view taken along line II of FIG. 2;

FIG. 4 is a side sectional view of a shoe provided with the in-shoe air supply structure according to the present invention.

[Explanation of symbols]

 Reference Signs List A Insole B Shoes 1 Top surface 2 Bottom surface 3 Hollow portion 4 Heel blocking valve 5 Central blocking valve 6 Heel intake hole 7 Central intake hole 8 Entrapment prevention member 9 Supporting piece 10 Backflow prevention valve 11 Toe air supply hole 12 Toe air vent 13 Upper air vent 14 Upper air vent 15 Upper

Claims (4)

[Claims] 1. An insole (A) having a hollow portion (3) formed between a top surface (1) and a bottom surface (2), and an upper surface raised on a toe portion according to the internal shape of the shoe. In addition to forming the air supply section (14), the heel of the top surface (1) is provided with a heel intake hole (6), and
At the center of (1), a central intake hole (7) is arranged to form a hollow part (3).
An air inlet (13) arranged at the tip of the air inlet (14), which is configured to be able to suck air inside, and
The toe air vent (11) and toe air vent (1
2) The air supply structure in the shoe, characterized in that the air in the shoe is further circulated to circulate the air in the shoe. 2. A top surface (1) is provided while forming a hollow portion (3) on the upper surface of the shoe sole, and the toe portion of the top surface (1) is
(B) According to the internal shape caused by raising the air supply section (14)
A heel air inlet (6) is provided at the heel of the top surface (1), and
At the center of (1), a central intake hole (7) is arranged to form a hollow part (3).
An air inlet (13) arranged at the tip of the air inlet (14), which is configured to be able to suck air inside, and
The toe air vent (11) and toe air vent (1
2) An air supply structure in the shoe, characterized in that the air in the shoe (B) is circulated by sending more air. 3. The air supply structure in a shoe according to claim 1, wherein a check valve (10) in an inclined state is provided at a rear end portion of the central air intake hole (7). . 4. The in-shoe air supply structure according to claim 3, wherein a tip of the upper air supply section (14) is formed in a tapered shape.