KR20100110963A - A footwear having a function of air circulation system - Google Patents

Abstract

PURPOSE: Footwear equipped with an air circulation device is provided, which can smoothly discharge polluted air of the inside of the footwear. CONSTITUTION: Footwear equipped with an air circulation device comprises: an elastic cup type suction valve(50) inhaling air; one or more air inlet ports(30b) and air passage which are formed inside the suction valve fixing groove and outsole for air injection; a midsole(30) in which a groove is formed; a heel protection groove which is formed to be plane; and a heel support stand(30d) of the midsole.

Description

A footwear having a function of air circulation system

The present invention relates to a shoe having an air circulation function, and more specifically, as a midsole, upper, and sole, which is a material formed of a basic shoe, without a separate part embedded in the sole for separate air pumping for air circulation. It has an injection molded hard midsole equipped with many cup-type suction valves to smoothly discharge the contaminated air distributed inside the shoe, and an air circulation function formed with a protruding structure on the sole part of the sole to maximize restoration and compression for pumping. It's about shoes.

As is well known, shoes are a means of protecting the feet of a walking person, and as the upper is made of leather or artificial leather, which is not well ventilated, the air circulation inside the shoes is not well achieved. Odor occurs due to sweat or moisture, and causes the disease of athlete's foot or eczema due to bacterial propagation.

In other words, in order to solve this problem, a number of shoes having a ventilation device have been invented in recent years. The structure of these ventilated shoes is configured such that a pumping pump for suctioning and discharging air is separately installed inside the sole.

However, in the case of the conventional ventilation shoes as described above, if the number of parts such as the upper parts of the shoes, midsoles, soles, restoring parts for operating the air pumping, inlet and exhaust ports are connected, and the intake and exhaust pouches are assembled As the number of manufacturing processes increases, the defective rate increases, raising the cost problem.

In order to solve the above problems, without the device and the air bag for the air intake for air circulation, only the assembly of the upper, midsole, sole of the basic components of the shoe so that the ventilation inside the shoe can be made smoothly It is a summary.

The present invention is to assemble a plurality of cup-type suction valve in the injection-molded hard midsole, to further perform the purpose of inhaling the air inside the shoe in the midsole that performs the sole shape protection and shoe shape protection of the sole of the original midsole In order to maximize the air compression in the sole of the sole when restoring the support for restoring up and down pumping in the internal structure during sole molding, the protruding thickness of the sole of the bottom of the sole is 1mm ~ 2mm The molded sole of the protruding structure, when the sole is compressed by the weight when walking, shuts off the cup-type suction valve assembled in the midsole, and the waste air stored in the sole is discharged through the assembled exhaust valve of the exhaust port connected to the sole. When it is moved, the sole is restored, the exhaust valve assembled in the sole of the sole is shut off, and the cup type suction valve assembled in the midsole is opened. The intake and discharge valves are operated and repeated at the same time as the walking of the waste air inside the foot is sucked in and out into the sole. In addition, the support for restoring the sole adjusts the upper and lower pumping width of the midsole according to the impact of walking, and the protrusion of the sole bottom is characterized by a technology to discharge a lot of waste air in the shoe by increasing the air circulation.

Shoes having an air circulation function according to the present invention will have the following effects.

Cup-type suction valve assembled in the injection-molded hard midsole is integrally assembled in the suction valve chamber in the midsole structure, has excellent airtightness and has the effect of preventing air loss.

In addition, the present invention is to increase the pressure inside the sole of the air circulation function, in order to increase the amount of discharge, to maximize the air circulation by the protrusion of the size that does not interfere the walking on the sole part of the lot of weight transfer during walking, a large amount in the shoe Has the effect of introducing waste air into the sole.

In another aspect, the present invention by assembling the cup-type suction valve of the air tight suction valve for air intake into the midsole, which is the basic structure of the shoe, integrally, to perform the shoe twist room area activity, shoe bending area activity, shoe source preservation role At the same time, it has the effect of simultaneously performing the air circulation function.

Hereinafter, a detailed description of a preferred embodiment of the present invention will be described with reference to the accompanying drawings. The present invention is a cup-type suction valve to perform the suction function in the shoe is assembled in the resin injection-molded hard midsole formed to give the sole of the sole of the shoe sole and the stability of the sole, so that the entire sole of the sole to restore the air chamber and pumping The present invention proposes a shoe installed with an air circulation system to smoothly discharge the polluted air distributed in the shoe, which is injection molded to serve as a support and an air passage and an air bag.

1 is an exploded view showing the configuration of a shoe having an air circulation function according to the present invention.

As shown, the shoe 100 having the air circulation function is the upper (10) forming a large appearance of the shoe, the upper (10) and the upper (10) on the sole 20 forming the bottom of the upper (10) And the resin injection molded hard midsole 30 are assembled and bonded, and the shoe insole 32 is largely covered on the midsole.

2 is a view showing in detail the configuration of the cup-shaped suction valve 50 and the resin injection molded hard midsole 30 and the sole 20 of the components of the shoe (100).

As shown, the midsole 30 is the suction valve fixing groove (30a) to perform the role of the cup-type suction valve 50, which is an airtight valve that can suck air other than the original purpose of the midsole 30 as described above ) And the air inlet (30b) and the air passage (30c) for the inflow of air into the sole is composed of a flat surface, such as the sole of the midsole (30), so as to protect the heel, heel protection groove 30e is also provided, and the protruding support 21a of the sole and the heel support 30d of the midsole 30 are prevented by the walking weight pressure so that the sole and the heel portion of the midsole 30 are not recessed in the sole 20. It is comprised so that the exhaust valve 23 may be assembled in the outlet 21d for air discharge.

3 is a view illustrating the configuration of the cup-type suction valve 50 assembled to the midsole 30 and the figure shown along the line C-C of FIG. 2.

As shown, the cup-type suction valve 50 is in the form of a round plate made of a soft material such as rubber or silicon, the valve fixing ball 50a is fixed to the suction valve fixing groove (30a) cup-type suction valve (50a) ), And the cup-type suction valve column (50c) is configured to protect the malfunction of the valve function, when the foot touches the ground when walking The exhaust valve configured in the sole 20 serves to block the passage of the air inlet port 30b formed in the midsole 30 by the cup-type suction valve membrane 50b by the pressure of the inner air chamber 21c of the sole 20. 23 is a configuration of the cup-type suction valve 50 to explain the principle that the waste air flowing into the air chamber 21c inside the sole 20 is discharged.

4 is a view taken along line AA of FIG. 1, wherein the cup-type suction valve membrane 50b of the cup-type suction valve 50 fixed and assembled to the midsole 30 is opened as described above. The inside of the air flows into the sole 20 of the inner air chamber 21c is a view showing in detail.

5 is a view showing a state when the foot touches the ground during the walk of FIG. 4, when the weight of the pedestrian is transmitted to the sole, the midsole 30 is stabilized by the protruding support 21a and the ground The protruding pressing plate 22a constituted by the outsole 22 is pressed by the walking weight to forcibly discharge the waste air introduced into the air chamber 21c inside the sole 20 to the exhaust valve 23 in detail. Drawing. The size of the protrusion pressing plate 22a is 10 to 20 mm wide and 1 to 2 mm thick so that foreign matter does not feel in the way of walking or obstacles, and the front of the sole (the protrusion pressing plate 22a in FIG. 1) is rearward. Long rectangular or long elliptical model in the direction can maximize the air pressure.

6 and 7 are cross-sectional views taken along the line B-B of FIG. 1, and show details of the shape of the heel when the foot of the pedestrian lands on the ground and moves.

As described above, when the pedestrian walks, the cup-shaped suction valve 50 circularly entered into the cup-type suction valve chamber 30f assembled to the midsole 30 by the pressure of the air chamber 21C configured in the sole 20. The cup-type suction valve membrane 50b opens and closes the air intake port 30b formed in the midsole 30, and maximizes the pressure of the air introduced into the air chamber 21c with the protruding pressing plate 22a in the outsole to exhaust valve 23. It is a shoe having an air circulation function, characterized in that forcibly discharged.

1 is an exploded view showing the configuration of a shoe having an air circulation function according to a preferred embodiment of the present invention;

Figure 2 shows the configuration of the midsole and the sole in three dimensions

FIG. 3 is a detailed view showing the configuration of the cup-type suction valve assembled to the midsole shown in FIG. 2 and shown in a cut along the line C-C of FIG.

4 is a view taken along the line A-A of Figure 1

5 is a view showing a state when the foot of the pedestrian touches the ground in FIG.

6 is a view taken along the line B-B of Figure 1

7 is a view showing a state when the foot of the pedestrian touches the ground in FIG.

Description of the Related Art

10: upper 20: sole 21: double sole

21a: protruding support 21b: adhesive 21c: air chamber

21d: outlet 22: outsole 22a: protrusion press

23: exhaust valve 30: injection molding hard midsole 30a: suction valve fixing groove

30b: Air intake port 30c: Air passage 30d: Heel support

30e: Foot grommet protection groove 30f: Cup type suction valve chamber 31: Midsole

32: Insole 50: Cup type suction valve 50a: Valve fixing ball

50b: Cup type suction valve membrane 50c: Cup type suction valve membrane

Claims (2)

In the case where the air circulation system is installed In order to perform the role of the soft cup-type suction valve 50, which is an airtight valve capable of sucking air, the suction valve fixing groove 30a and one or more air inlets 30b and an air passage 30c for inflowing air into the sole are provided. In order not to give a sense of the soles of the soles, the midsole 30 is composed of a groove and the floor is configured as a flat, the heel protection groove 30e is configured for the heel protection, the heel support of the midsole 30 A shoe made of an outsole 22 consisting of a midsole and a protruding pressing plate 22a composed of 30d and having a cup-shaped suction valve 50 for an air intake function assembled into a rigid midsole that has been injection molded. 10. A width of 10 to 20 mm in thickness, consisting of a long rectangular or elongated ellipsoid, in the front to back direction of the midsole of the sole 22 (protrusion press plate 22a of FIG. 1). Sole (20) consisting of a protruding pressing plate (22a)

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