KR101746421B1

KR101746421B1 - The shoes pad assistance device

Info

Publication number: KR101746421B1
Application number: KR1020150117034A
Authority: KR
Inventors: 김재철
Original assignee: 김재철
Priority date: 2015-08-20
Filing date: 2015-08-20
Publication date: 2017-06-27
Also published as: KR20170022268A

Abstract

The present invention relates to an insole auxiliary device having a high elasticity to reduce the burden on the knee joint and a key height function by adopting a steel spring. The insole auxiliary device includes a sole plate-shaped metal plate extending from the heel of the sole to the middle portion of the sole Background board; A spring supporting plate including a first spring fixing protrusion fixed to a heel portion of the bottom surface of the base plate and formed in a concentric circular ring shape and a second spring fixing protrusion formed concentrically protruding from the inside of the first spring fixing protrusion; A first spring having a cylindrical shape and fastened to the first spring fixing protrusion; And a second spring having a cylindrical shape and being connected to the second spring fixing protrusion and having a width smaller than that of the first spring.
In the above-described configuration, the first spring has a groove portion in which one side of the cylinder is recessed inward. The height of the first spring and the height of the second spring are different from each other.

Description

[0001] The shoes pad assistance device [

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an insole, and more particularly, to an insole auxiliary device having a high elasticity and a restoring force to reduce a burden on a knee joint and a key height function.

In general, the insole is inserted in the inside of the shoe to absorb the shock transmitted from the floor to the foot, absorb sweat and smell, and is used mainly to keep the feet healthy. Recently, there are insole that performs various functions at the same time, rather than simply a functioning insole. Examples of various insole features include plantar fasciitis insole, height-adjustable insole, flat-bottom correction insole, and shock-absorbing insole.

In addition, insole aids are also provided to aid the function of the insole. The insole aid functions as an insole and has other functions. In addition, the insole aids are divided into two types, one covering the bottom of the foot and one covering only a part of the foot to further maximize the function of the insole.

1 is an exploded perspective view showing a schematic configuration of a shoe equipped with an insole auxiliary device having a key-height function and a shock-absorbing function. 1, the shoe 10 equipped with the insole assisting device 50 includes a shroud 20 for accommodating the foot of the user on the upper side, and a shroud 20 for covering the lower shroud of the shroud 20, An insole 30 in direct contact with the sole, a bottom sole 40 as the bottom of the shoe, and an insole aiding device 50 positioned between the insole 30 and the bottom sole 40.

The skin 20 surrounds the user's feet and protects the user's feet and maintains the shape of the shoe. Materials such as leather, cloth, and plastic may be used as the material of the outer covering 20. The insole 30 closes the lower bottom of the shell 20 and contacts the soles of the user directly. Since the insole 30 is in the form of a sole and comes into direct contact with the sole of the user, it is preferable that the insole 30 is made of materials having elasticity and good shape retention. For example, a material such as polyurethane. The bottom sole (40) is in the form of a sole, and at the bottom of the shoe, when the user walks the shoe, the sole comes into direct contact with the ground. Therefore, materials that are durable and shock absorbing should be used. Examples of the material of the bottom brush 40 include synthetic rubber, synthetic resin, and natural resin. The insole auxiliary device 50 is located between the insole 30 and the bottom sole 40 in the form of a sole so that when the user wears the shoe 10, . &Lt; / RTI >

Meanwhile, in the shoe 10 according to the related art, the insole auxiliary device 50 includes a plurality of springs 52 at the front portion and the rear portion of the lower end portion of the insole auxiliary device 50. At this time, since each of the springs is formed at the same height and provides a uniform elastic force, various elastic forces according to the degree of pressure applied from the sole can not be provided, and the shock is not properly dispersed.

In addition, the insole aid 50 of the above technique is configured such that the spring 52 of the insole aid 50 is in direct contact with the surface of the bottom sole 40 of the shoe, thereby limiting the height of the spring. As a result, the spring has a small elasticity, which causes a problem in the user's knee.

Korean Registered Patent No. 10-1303702 (registered in 2013.09.03, functional insole)

SUMMARY OF THE INVENTION It is an object of the present invention to provide an insole assisting apparatus having a spring receiving portion to reduce the burden on the knee joint and a key height function.

It is another object of the present invention to provide an insole assistance device having a softer elasticity force by manufacturing an insole assistance device with a spring having a different shape.

It is a further object of the present invention to provide an insole assistance device that reduces the impact on the user's foot by fabricating an insole assistance device with dual springs of different heights.

According to an aspect of the present invention, there is provided an insole auxiliary device comprising: a base plate having a sole-shaped metal plate extending from a heel of a sole to an intermediate portion of a sole; A spring supporting plate including a first spring fixing protrusion fixed to a heel portion of the bottom surface of the base plate and formed in a concentric circular ring shape and a second spring fixing protrusion formed concentrically protruding from the inside of the first spring fixing protrusion; A first spring having a cylindrical shape and fastened to the first spring fixing protrusion; And a second spring having a cylindrical shape and being connected to the second spring fixing protrusion and having a width smaller than that of the first spring.

In the above-described configuration, the first spring has a groove portion in which one side of the cylinder is recessed inward. The height of the first spring and the height of the second spring are different from each other.

According to the insole aiding device of the present invention, a compression coil spring of a steel excellent in elasticity and restoration performance is used as a cushion member to be inserted and fixed in shoes such as a shoe or a sneaker so that a shock applied to the heel when the user is walking or running can be easily And thus can significantly alleviate the impact on the knee joint when using an arthritic patient who has poor knee joints. In addition, the height of the heel spring allows the function of the height-level insole to be combined.

1 is an exploded perspective view of a shoe according to a conventional technique,
2 is an exploded perspective view of a shoe according to an embodiment of the present invention,
3 is an exploded perspective view of an insole assistance device according to a first embodiment of the present invention,
FIG. 4 is an exploded perspective view of the insole auxiliary device shown in FIG. 3,
FIG. 5 is an enlarged sectional view showing a spring fixing protrusion, which is a main part of the insole auxiliary device shown in FIG. 3,
6 is a longitudinal sectional view of the insole auxiliary device shown in Fig.
7 is a longitudinal sectional view showing a state in which a load is applied in a state where the insole assistant pant paper shown in Fig.
8 is a perspective view of an insole auxiliary device according to a second embodiment of the present invention,
Fig. 9 is a cross-sectional view of the insole auxiliary device shown in Fig.
10 is a longitudinal sectional view of an insole auxiliary device according to a third embodiment of the present invention.

BRIEF DESCRIPTION OF THE DRAWINGS The above and other objects, features and advantages of the present invention will be more apparent from the following detailed description taken in conjunction with the accompanying drawings, in which: FIG. Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

2 is an exploded perspective view of a shoe according to an embodiment of the present invention. 2, the shoe 100 according to the embodiment of the present invention includes a shroud 200 that accommodates a user's foot on the upper side, a cover 200 that covers the bottom surface of the shroud 200, A bottom sole 400 as a bottom of the shoe, and an insole auxiliary device 500 positioned between the bottom sole 400 and the insole 300. The insole 300 has an insole 300,

The shroud 200 surrounds the user's feet and protects the user's feet and maintains the shape of the shoe 100. The material of the sheath 200 may be used alone or in combination with materials such as leather, cloth, and plastic.

The insole 300 closes the lower bottom of the skin 200 and contacts the sole of the user directly. Since the insole 300 is in direct contact with the sole of the user, it is preferable that the insole 300 is made of materials having elasticity and good shape retention. For example, a material such as polyurethane, and molded into a shape suitable for accommodating a user's sole. It is also desirable to provide deodorizing and antibacterial properties by adding germanium, corn, and nano silver powder during molding.

The bottom sole 400 is in the form of a sole and is in direct contact with the ground when the user walks the shoe 100 with the bottom of the shoe 100. Therefore, it is preferable that the material is formed of synthetic rubber, synthetic resin, natural resin or the like having durability. The bottom sole 400 is formed with a groove-shaped spring receiving portion 410 at the heel portion. The spring receiving portion 410 receives the spring of the insole auxiliary device 500 and the height of the spring receiving portion 410 is lower than the spring height of the insole auxiliary device 500. The shape of the spring receiving portion 410 is the same as the shape of the spring of the insole auxiliary device 500, and is wider than the spring of the insole auxiliary device.

The insole aid device 500 is positioned between the insole 300 and the bottom sole 400. The insole auxiliary device 500 has springs of the insole auxiliary device inserted and fixed to the spring receiving portion 410 of the bottom brush 400 on the lower side and the insole 300 is located on the upper side. The insole auxiliary device 500 includes a base plate 510, a spring support plate 520, a first spring 530, and a second spring 540.

3 is an exploded perspective view of the insole auxiliary device according to the first embodiment of the present invention, FIG. 4 is an assembled perspective view of the insole auxiliary device shown in FIG. 3, 3 is an enlarged cross-sectional view showing the spring fixing protrusion in detail in the II direction of the insole auxiliary device of Fig. 3; Fig. 3 to 5, the insole auxiliary device 500 of the present invention includes a base plate 510 formed of a sole-shaped metal plate extending from the heel of the sole to the middle of the sole, And a second spring fixing protrusion 526 protruding from the inside of the first spring fixing protrusion 522 so as to be concentric with the first spring fixing protrusion 522. The first spring fixing protrusion 522 is fixed to the heel portion of the first spring fixing protrusion 522, A cylindrical first spring 530 fastened to the first spring fixing protrusion 522 and a second spring fixing protrusion 526 fastened to the first spring fixing protrusion 526, And a second spring 540 having a smaller width.

The base plate 510 may be made of a resin material or a metal material. The base plate 510 is preferably made of a stainless steel material having a relatively high strength but not rusting even if moisture permeates the shoes. In addition, the base plate 510 may be made of a copper material providing sterilizing power and deodorizing power.

The spring support plate 520 is fixedly disposed on the lower heel portion of the base plate 510. The spring support plate 520 includes a first spring fixing protrusion 522 protruding and formed in a concentric circular ring shape and a second spring fixing protrusion 526 protruding from the inner side in a concentric manner. The spring support plate 520 may be made of a synthetic resin such as polyethylene, and may be integrally formed with the first and second spring fixing protrusions by extrusion molding. The synthetic resin such as polyethylene has a strength such that the spring support plate 520 can securely fix the spring and has durability to bear the pressure between the spring and the foot due to the load of the body and the spring, It is preferable as a material. The spring support plate 520 may be fixed to the base plate 510 by a method such as adhesion or pressing. The spring support plate 520 may be integrally formed with the base plate 510.

The first spring fixing protrusion 522 protrudes from the spring supporting plate 520 and is ring-shaped. The first spring fixing protrusion 522 protrudes more than the first spring fixing portion 523 and the first spring fixing portion 523 having a diameter L equal to the coil width W of the first spring 530 And includes an extended first conical portion 524. The first spring fixing protrusion 522 fixes the first spring 530 and fixes the first spring to prevent the first spring from falling or moving when the user walks or runs the shoe 100.

The first spring fixing part 523 is protruded from the spring supporting plate 520 and has a diameter L equal to the coil width W of the first spring 530 and fixes the first spring so as not to move .

The first conical portion 524 facilitates insertion of the first spring 530 and prevents the inserted first spring from being dislodged. The outer circle of the first conic section 524 can be inserted more easily in the form of a downward beam (upper wing) than when the first spring is inserted, and fixes the first spring after being inserted. The inner circumference of the first conical portion has a side portion having the same height as that of the side surface portion of the first spring fixing portion 523 so that the inner circumference of the first conical portion does not catch when the second spring is detached.

The second spring fixing protrusion 526 is located on the inner side of the concentric circle of the first spring fixing protrusion 522 and is smaller in diameter than the first spring fixing protrusion 522. The second spring fixing protrusion 526 extends upward from the spring supporting plate 520 and has a second spring fixing portion 527 having a diameter equal to the coil width of the second spring 540 and a spring diameter of the second spring 540 And the lower portion has a diameter larger than the diameter of the second spring fixing portion 527 and the upper portion has a diameter smaller than the diameter of the second spring fixing portion 527. As a result, the conical shape of the upper- The second conical portion 528 may be formed. As a result, by this structure, the second spring 540 is easily inserted into the second spring fixing protrusion 526 and remains in a stable fixed state after the insertion.

The first spring 530 and the second spring 540 are cylindrically shaped and concentrically arranged with different widths and thicknesses. The first spring 530 has a larger width and a larger thickness than the second spring 540. The first spring 530 having a larger width and a larger thickness supports the ankle so that the user's foot does not shake in the shoe when the user performs an action such as walking or running on the shoe 100 of the present invention , The width of the spring is so soft that it absorbs the impact of the user's heel. And the second spring 540 having a small width significantly reduces the impact on the user's knee with a large elastic force. Such a double spring has greater elasticity than a spring and further reduces the impact on the user's foot and knee. The first spring and the second spring may be realized by various kinds of springs, but in the present invention, they are preferably implemented as a compression coil spring of a steel material. The compression coil spring of steel is preferable for the present invention because it is easy to design, lightweight, compact, durable and maintains shape.

6 is a longitudinal sectional view of the insole auxiliary device 500 shown in Fig. As shown in Fig. 6, according to the insole auxiliary device 500 of the present invention, it is inserted and fixed in shoes such as shoes or sneakers. In this way, the spring receiving portion 410 can be manufactured in the existing shoe and the insole auxiliary device 500 can be mounted. The insole auxiliary device 500 can easily absorb the impact on the heel when the user walks or tries to wear the shoe 100 with the insole auxiliary device 500 mounted thereon. In order to more effectively absorb the impact applied to the heel when the user walks or runs, when inserting the insole assist device 500, the heel portion of the shoe, such as shoes or running shoes, So that the first spring 530 and the second spring 540 of the insole assist device 500 are received.

At this time, the height of the spring receiving portion 410 is made smaller than the height of the first spring 530 and the second spring 540. The height of the spring receiving portion 410 is made smaller than the height of the first spring 530 and the second spring 540 so that the base plate 510 does not come into contact with the bottom of the shoe 100, Do not apply shock.

The height of the spring receiving portion 410 and the spring can be adjusted to increase the height height function of the insole assist device 500.

7 is a longitudinal sectional view showing a state in which a load is applied in a state where the insole auxiliary device shown in Fig. 3 is mounted in the shoe. A load is applied when the user walks or tries to wear the shoe 100 equipped with the insole auxiliary device 500. As a result, the first spring 530 and the second spring 540 are compressed by the load, thereby absorbing the impact applied to the user's heel.

FIG. 8 is a perspective view of an insole auxiliary device according to a second embodiment of the present invention, and FIG. 9 is a cross-sectional view of the insole auxiliary device shown in FIG. 8 and 9, unlike the above-described embodiment, the first spring 530 'is not cylindrical but has one side of the cylinder recessed inward to form a groove 531, As shown in FIG. According to the shape of the first spring 530 ', the first spring fixing protrusion 522' and the spring receiving portion 410 'of the spring supporting plate 520 may have the same shape.

The spring having the groove 531 having one side of the cylindrical portion recessed inward is longer than the cylindrical spring so that the spring has a more soft elastic force and the burden on the knee joint can be further reduced.

In addition, the spring having the groove 531 can be installed without being interfered with the metallic wrist 420 built in the bottom sole 400 in order to keep the shape of the shoe unchanged. When the insole auxiliary device 500 is installed on the shoe 100, there may be a difficulty in mounting the insole aiding device 500 because the metal shoe 420 is provided. In this case, when the spring receiving portion 410 is formed in the shape of a spring having a groove portion 531 with one side of the cylinder being recessed inwardly and the insole auxiliary device is mounted without removing the wand 420, So that the insole auxiliary device 500 can be mounted while maintaining the proper shape of the shoe.

10 is a longitudinal sectional view of an insole auxiliary device according to a third embodiment of the present invention. As shown in FIG. 10, the insole auxiliary device according to the present embodiment is formed such that the height of the second spring 540 'is lower than the height of the first spring 530, unlike the above-described embodiments. Since the heights of the first spring 530 and the second spring 540 'are different from each other, the shock felt from the heel when the user is walking or running is sequentially transmitted from the first spring 530 and the second spring 540' Absorbing action. Thus, the vibration transmitted to the joints of the user's ankle or knee is significantly reduced. In addition, since the first spring 530 having a large width contacts the heel widely, the elasticity of the spring is smoothly and reliably transmitted to the user's heel. Then, the second spring 540 'having a small width comes into contact with the heel, and the elastic force of the spring is small as the diameter is small, so that the impact of the heel is remarkably reduced.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed exemplary embodiments.

100: Shoes 200: Sheath
300: Insole 400: Bottom brush
410, 410 ': spring receiving portion 420: waist
500: insole auxiliary device 510: base plate
520: spring support plate 522, 522 ': first spring fixing projection
523: first spring fixing portion 524: first conical portion
526: second spring fixing projection 527: second spring fixing portion
528: second conical portion 530, 530 ': first spring
531: grooves 540, 540 ': a second spring

Claims

A spring receiving portion is formed in the bottom sole inside and is additionally mountable to the shoes,
A base plate made of a sole-shaped metal plate from the heel of the sole to the middle of the sole;
A spring support plate fixed to a heel portion of the bottom surface of the base plate and having a first spring fixing projection projecting in a concentric circular ring form and a second spring fixing projection projecting in a concentric circle from the inside of the first spring fixing projection, ;
A first spring having a cylindrical shape and fastened to the first spring fixing protrusion; And
And a second spring having a cylindrical shape smaller than the first spring and fastened to the second spring fixing protrusion,
Wherein the second spring is formed at a lower height than the first spring such that a load applied to the base plate is firstly absorbed by the first spring and then secondarily absorbed by the second spring,
Wherein the first spring has a greater thickness than the second spring and is formed with a groove in which one side is recessed inward to avoid the end of the wand embedded in the bottom sole.

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