CN112075717A

CN112075717A - Soft comfortable shoes part and sports shoes

Info

Publication number: CN112075717A
Application number: CN202010794897.5A
Authority: CN
Inventors: 郑明廉; 郑鹏程
Original assignee: Anta China Co Ltd
Current assignee: Anta China Co Ltd
Priority date: 2020-10-23
Filing date: 2020-10-23
Publication date: 2020-12-15

Abstract

The utility model relates to a shoes goods technical field, this application provides a soft comfortable shoes part and sports shoes, shoes parts is including shoe-pad, insole lining and the insole that sets gradually, the hardness of shoe-pad, insole lining and insole increases progressively in proper order, the hardness of shoe-pad is 12 ~ 18. In the footwear component of the invention, the softer and more comfortable the insole material is as it is closer to the foot, and the harder the midsole material and the stiffer the midsole material layer as it is farther from the foot, together form the cushioning system of the sole. When the foot acts on the cushioning system, the first layer is compressed and deformed to the maximum extent, so that the first layer is wrapped, the stressed area is enlarged, the pressure and the intensity of pressure are reduced, the stress is uniformly conducted layer by layer from bottom to top in sequence, the hardness of the lower layer is relatively high, and the cushioning, stabilizing and supporting effects are achieved. The shoe parts have gradual change type gradation and material change, so that the shoe parts are stressed more uniformly, have more sufficient shock absorption and are more comfortable.

Description

Soft comfortable shoes part and sports shoes

Technical Field

The application relates to the technical field of footwear products, in particular to a soft and comfortable footwear component and a pair of sports shoes.

Background

Broadly speaking, an athletic shoe includes: shoes worn by professional athletic sports and daily leisure general sports; according to different types of sports characteristics, the shoes can be further divided into running shoes, basketball shoes, walking shoes and the like. Among them, the walking shoes are generally suitable for low-strength sports such as walking and rapid walking. The components that make up athletic footwear include a vamp (upper), a sole, an insole, and the like, with the vamp and sole components combining to form an interior void for receiving a foot.

The insole is a first medium which is in contact with the foot inside the shoe, the shape of the insole is consistent with that of the sole, the preparation material generally mainly adopts Ethylene Vinyl Acetate (EVA), and the insole mainly has the functions of isolating the seam of the sole, avoiding friction foaming and improving the comfort. The sole components are generally divided into a midsole and an outsole; the outsole, also known as an outsole, is made primarily of wear-resistant rubber to improve wear-resistance for contacting the ground. The middle sole is a layered component compounded on the other side of the rubber outsole, generally has a thickness of about 20mm, is usually made of EVA/foamed TPU (thermoplastic polyurethane) and the like, and is a core component for providing cushioning for the sole. The superior midsole component may provide sufficient cushioning protection for the athlete and provide energy rebound. A layer of medium, called the bottom lining, is also arranged between the insole and the midsole. In the shoe making process, the middle bottom lining and the upper surface are generally needed to be sewn and wrapped on the last and then are attached to the middle sole; the material is usually a rigid mesh.

In general, the properties of the material of the insole, which is in contact with the foot, determine the first impression of comfort or stiffness in the foot. The midsole component provides a dynamic cushioning experience during walking and determines the core performance of the pair of walking shoes, and the two components jointly form the core elements of the pair of walking shoes. In the existing shoe model, the insole is generally an EVA part with the hardness of about 20 degrees, the middle bottom liner is a hard mesh layer with the hardness higher than that of the insole, and the insole is generally made of 55-degree EVA material, so that a cushioning system of the sole is formed together. However, the cushioning comfort of the sole of the existing walking shoes needs to be further improved.

Disclosure of Invention

In view of this, the application provides a soft comfortable shoes part and sports shoes, adopts the shoes part that the application provided, can effectively increase the area of contact of foot and vigorous walking shoes, reduces plantar pressure, promotes the systematic bradyseism function of shoes, lets the person of dress experience better soft comfort.

The application provides a soft comfortable shoes part, including shoe-pad, insole lining and the insole that sets gradually, the hardness of shoe-pad, insole lining and insole increases progressively in proper order, the hardness of shoe-pad is 12 ~ 18.

Preferably, the hardness of the middle bottom lining is 20-26 degrees.

Preferably, the hardness of the middle sole is 42-48 degrees.

Preferably, the thickness of the insole is 1-8 mm; the thickness of the middle bottom lining is 1-4 mm; the average thickness of the insole is 10-30 mm.

Preferably, the thickness of the insole is 5-7 mm; the thickness of the middle bottom lining is 2-3 mm; the maximum thickness of the half sole of the insole is 10-13 mm, and the thickness of the heel of the insole is 21-23 mm.

Preferably, the insole is an elastic foaming component, the compression ratio is more than 75%, and the rebound rate is more than 60%.

Preferably, the middle bottom liner is elastic PU foam.

The invention provides an athletic shoe comprising a footwear component as hereinbefore described.

The invention provides a three-layer material structure footwear component, from the foot contact surface of the insole to the middle bottom liner and the middle sole part, the hardness is gradually increased; the hardness of the insole is 12-18 degrees, and compared with the hardness of the existing shoe model, the hardness of the insole is reduced, and the overall softness of the shoe component is improved. In addition, in the footwear component of the present invention, the insole material that is closer to the foot is softer and more comfortable, and the midsole material layer that are farther from the foot are harder, together constituting a cushioning system of the sole. When the foot acts on the cushioning system, the first layer is compressed and deformed to the maximum extent, so that the first layer is wrapped, the stressed area is enlarged, the pressure and the intensity of pressure are reduced, the stress is uniformly conducted layer by layer from bottom to top in sequence, the hardness of the lower layer is relatively high, and the cushioning, stabilizing and supporting effects are achieved. The shoe parts have gradual change type gradation and material change, so that the shoe parts are stressed more uniformly, have more sufficient shock absorption and are more comfortable. Through comparison tests, compared with common running shoes, the walking shoes adopting the shoe parts have the advantages that the average sole pressure is reduced by 5%, the peak pressure is reduced by 30%, and the comfort is improved by 30%; the cushioning performance is improved by 20 percent; the sporter consistently feels that the technical scheme is softer and more comfortable.

Further, the invention includes the sports shoe of the above-mentioned footwear part, meet the trade performance requirement of composition such as the sole.

Drawings

FIG. 1 is an exploded schematic view of a footwear component provided in accordance with an embodiment of the present application;

fig. 2 is a photograph of a sports shoe provided in example 1 of the present application.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other examples, which may be modified or appreciated by those of ordinary skill in the art based on the examples given herein, are intended to be within the scope of the present invention.

Adopt the shoes parts that this application provided, can effectively increase the area of contact of foot and vigorous walking shoes, reduce plantar pressure, promote the systematic bradyseism function of shoes, let the person of dress experience better soft comfort, do benefit to the application.

Referring to fig. 1, fig. 1 is an exploded schematic view of a footwear assembly provided in accordance with an embodiment of the present application, wherein 10 is a footbed, 20 is a midsole, and 30 is a midsole; the three core structures are orderly combined to form the cushioning system. The shoes part constitute by shoe-pad 10, insole lining 20 and the insole 30 that set gradually, mainly used to the soft travelling comfort require the bottom of higher, the lower shoes of shock-absorbing capacity requirement, if as the structure of sole department such as vigorous strides shoes, comprehensive training shoes.

In the embodiment of the present application, insole 10 is a sheet-like integral structure with uniform thickness, and the contour shape covers the projection of the sole; in use, the upper surface of insole 10 is in contact with the bottom of the foot, and the lower surface is relatively far from the foot. Insole 10 is the first (also uppermost) layer of the footwear component, and has a hardness of 12 to 18 ° (also expressed as 15 ± 3 °), preferably 13 to 15 °. The hardness of the insole is lower in this application, can not only promote the whole softness of footwear part, brings the first impression of more comfortable income foot moreover for the wearer.

It should be noted that hardness is a performance index for measuring the hardness of a material, and there are various testing methods, such as brinell hardness, shore hardness, etc. The unit of hardness is, adopts shore type C durometer test, accords with HG/T2489-2007 requirement standard.

The insole in the embodiment of the application is generally a soft foaming component, namely made of foam materials, wherein the main raw materials can be various types such as EVA (ethylene vinyl acetate), PU (polyurethane), TPU (thermoplastic polyurethane), PA (nylon) or rubber, and the insole can be prepared by a conventional foaming process; the application preferably adopts high-elasticity EVA shoe pads or PU foam shoe pads. The thickness of the insole can be 1-8 mm, and preferably 5-7 mm. The insole is an elastic foaming component, the compression ratio is over 75 percent, and the rebound rate is more than 60 percent (such as 64 percent) and is superior to the performance of the common insole; therefore, not only can comfortable foot feeling be provided, but also the sole can be contacted with the insole in a larger area in the walking process, and the fatigue feeling caused by the stress concentration of the sole in the walking process is reduced.

Note that the "compression ratio" test standard: HG/T2876 and 2009 compression deformation test method for microporous materials of rubber and plastic shoes; "rebound" test criteria: GB/T1681-2009 determination of rebound resilience of vulcanized rubber. In addition, the application has no special limitation on other structural parameters, color appearance and the like of the insole, and insoles with various color pattern appearances can be adopted.

Disposed in contact with the lower surface of insole 10 is a midsole pad 20, which is also in the form of a sheet of uniform thickness, of lesser thickness and slightly higher hardness than insole 10, and of a shape identical to insole 10. The intermediate sole 20 is an intermediate layer of the footwear component, and has a hardness of 20 to 26 ° (23 ± 3 ° as expressed), preferably 21 to 24 °, and more preferably 22 to 23 °.

In the embodiment of the application, the middle bottom liner is preferably of an elastic foam structure and is also a soft foaming component, wherein the main raw material can be EVA, PU, TPU, PA or rubber and the like, and is prepared according to a conventional foaming process; the cotton intermediate bottom lining or the elastic PU foam of this application preferred adoption high-elastic EVA material. The thickness of the middle bottom lining is generally 1-4 mm, preferably 1.5-3.5 mm (can be expressed as 2.5 +/-1 mm), and more preferably 2-3 mm. In addition, the present application does not specifically limit other structural parameters, color appearance, and the like of the base interlining, and base interlinings having various color pattern appearances may be used.

The lower layer (or bottom layer) of the footwear component of the embodiments described herein is midsole 30, the upper surface of which is fixedly secured in contact with the lower surface of midsole liner 20. In the embodiment of the present invention, the hardness of the materials of the three-layer structure of insole 10, midsole liner 20 and midsole 30 increases in sequence. Specifically, the hardness of the insole is 15 +/-3 degrees, the hardness of the insole is 23 +/-3 degrees, the hardness of the insole is 45 +/-3 degrees, and the hardness of the insole is 45 +/-3 degrees; more specifically 13 degrees of insoles, 23 degrees of middle sole linings and 45 degrees of midsoles, and the insoles, the middle sole linings and the midsoles are distributed in a double-difference hardness level mode sequentially, so that both comfort and stability can be realized. Moreover, the three layers are all reduced in hardness, further enhancing the overall softness of the footwear component.

Because the hardness of the insole of the existing shoe style < the hardness of the insole liner > the hardness of the insole, the hardness distribution of the material is reversed, the force is easily conducted, the fracture occurs on the insole liner, the impact force can not be optimally conducted, the impact force can not be absorbed and rebounded, and the comfortable experience feeling is not good.

In the footwear component of the present invention, the more flexible and comfortable the insole material is, the more rigid the insole material is, the more distant the insole material is, the more rigid the insole material is, together forming a cushioning system for the sole. Wherein, the insole contacting with the foot is softest for ensuring comfort; the hardness of the middle sole is the largest, and the stability of the shoe during walking can be kept. If each part is soft, no support is provided, and the sole muscles are easy to generate fatigue feeling for keeping stability and long walking time. The three layers of different soft material structures in the embodiment of the invention act together, so that the soft and comfortable performance of the whole sole component is improved.

When the foot acts on the cushioning system, the first layer is compressed and deformed to the maximum extent, so that the first layer is wrapped, the stressed area is enlarged, the pressure and the intensity of pressure are reduced, the stress is uniformly conducted layer by layer from bottom to top in sequence, the hardness of the lower layer is relatively high, and the cushioning, stabilizing and supporting effects are achieved. The shoe parts have gradual change type gradation and material change, so that the shoe parts are stressed more uniformly, have more sufficient shock absorption and are more comfortable.

In the embodiment of the application, the midsole is a sheet-shaped foaming component, wherein the main raw material can be EVA, PU, TPU, PA or rubber and the like, and is prepared according to a conventional foaming process; the EVA foaming middle sole is preferably adopted in the application. This application is right the structural design of insole does not have special restriction, and its half sole section is thin, extends thickening gradually to the heel section, moreover insole lower surface direct contact ground, the insole structure that adopts conventional sports shoes can, also can adopt structural bradyseism layer such as air cushion. Specifically, the density of the midsole may be 0.28g/cm³The rebound resilience is 50 percent, and the wear resistance is 11 mm; the color pattern is arbitrary in appearance.

The average thickness of the insole is generally 10-30 mm (can be expressed as 20 +/-10 mm), wherein the maximum thickness of the half sole is 10-13 mm, and preferably 11.5-12.5 mm; the thickness of the heel is 21-23 mm, preferably 21.5-22.5 mm. Preferably, the thickness of the insole at the uppermost layer of the insole is 5-7 mm (more preferably 5 mm); the thickness of the middle sole liner of the middle layer is 2-3 mm (more preferably 3 mm); the thickness of the half sole of the lower layer is preferably 12mm, and the thickness of the heel is preferably 21.5mm or 22 mm.

In the embodiment of the application, the middle bottom lining and the upper surface are sewn and wrapped on the last and then are attached and fixed with the middle sole, and the insole on the upper layer can be fixed or not fixed to form a soft and comfortable shoe part together.

Further, the invention provides an athletic shoe comprising a footwear component as described hereinbefore. In the embodiment of the invention, the assembled shoe parts are combined with parts such as conventional uppers and the like to obtain sports shoes mainly suitable for walking, which can be called as walking shoes and the like. Because adopt the shoes parts of the preamble, the sports shoes that this application provided have better systemic bradyseism's function, let the wearer experience better soft comfort.

For a further understanding of the present application, the soft and comfortable footwear components and athletic shoes provided herein are described in detail below with reference to the examples.

Example 1

The middle bottom lining and the upper surface are sewed to wrap the last, and then are attached and fixed with the middle sole, and the removable insole is arranged, so that the finished shoe (shoe size 8#) shown in fig. 2 is obtained.

Wherein the hardness of the insole is 15 +/-3 degrees, the hardness of the insole liner is 23 +/-3 degrees, and the hardness of the insole is 45 +/-3 degrees; the thickness of the insole is 5mm, the thickness of the insole liner is 3mm, the maximum thickness of the half sole of the insole is 12mm, and the thickness of the heel is 21.5 mm.

The insole is made of high-elastic EVA foam (red), the compression ratio is over 75 percent, and the rebound rate is 64 percent; the middle bottom liner is made of high-elastic PU foam (yellow); the middle sole is a combined sole (white) and a modified EVA foaming outsole with the density of 0.28g/cm³The rebound resilience is 50 percent, and the wear resistance is 11 mm; the upper surface is black.

Carrying out comfort test on the finished shoes and the comparison shoes, wherein the test method comprises the following steps: testing the work in the process of compressing at the speed of 100mm/min until the stress of the sample reaches 600N; and a comfort try-on test is carried out (5 persons are tried on, the try-on period is 38 days, the daily try-on type is worn, the left foot wears the application shoe money, and the right foot wears the comparison shoe money).

In comparison with the shoe style, the hardness of the insole is 26 degrees, and the thickness of the insole is 5 mm; the hardness of the middle sole cloth is 45 degrees, and the thickness of the middle sole cloth is 0.8 mm; the insole and the upper surface are consistent with the shoe style of the application.

The test results are: the work of compression for the finished shoe of the present application was 1.82J, while the work of compression for the comparative shoe style was 1.48J. The fitting result is as follows: the try-on person indicates that the left shoe is softer than the right shoe and does not feel tired after wearing for a long time. It can be seen that the sole component of the present application is softer, enabling the wearer to experience a more comfortable experience.

Through comparison tests, compared with common running shoes, the walking shoes adopting the shoe parts have the advantages that the average sole pressure is reduced by 5%, the peak pressure is reduced by 30%, and the comfort is improved by 30%; the cushioning performance is improved by 20 percent; the sporter consistently feels that the technical scheme is softer and more comfortable. In addition, comfort try-on reports do not report the problem that the flexibility of the bottom of the shoe influences the supporting performance of the foot.

Example 2

The upper layer is 6mm, and the middle layer and the lower layer are unchanged. The softness is improved.

Example 3

The upper layer is unchanged, the thickness of the middle layer is 2.5mm, and the lower layer is unchanged. The softness decreases slightly.

Example 4

The upper layer and the middle layer are unchanged, and the thickness of the heel of the lower layer is 23 mm. The softness is improved.

Examples 2-3 were prepared on the basis of example 1.

As can be seen from the above examples, the footwear components provided by the present invention are soft and comfortable, with progressively increasing hardness from the foot-contacting surface of the insole to the midsole and midsole portions. In addition, in the footwear component of the present invention, the insole material that is closer to the foot is softer and more comfortable, and the midsole material layer that are farther from the foot are harder, together constituting a cushioning system of the sole. The shoe parts have gradual change type gradation and material change, so that the shoe parts are stressed more uniformly, have more sufficient shock absorption and are more comfortable.

The above description is only a preferred embodiment of the present invention, and it should be noted that various modifications to these embodiments can be implemented by those skilled in the art without departing from the technical principle of the present invention, and these modifications should be construed as the scope of the present invention.

Claims

1. The utility model provides a soft comfortable shoes part, is including shoe-pad, insole lining and the insole that sets gradually, its characterized in that, the hardness of shoe-pad, insole lining and insole increases progressively in proper order, the hardness of shoe-pad is 12 ~ 18.

2. The footwear component of claim 1, wherein the hardness of the midsole is 20-26 °.

3. The footwear component of claim 2, wherein the midsole has a hardness of 42-48 °.

4. The footwear component according to any one of claims 1 to 3, wherein the insole has a thickness of 1 to 8 mm; the thickness of the middle bottom lining is 1-4 mm; the average thickness of the insole is 10-30 mm.

5. The footwear component of claim 4, wherein the insole has a thickness of 5-7 mm; the thickness of the middle bottom lining is 2-3 mm; the maximum thickness of the half sole of the insole is 10-13 mm, and the thickness of the heel of the insole is 21-23 mm.

6. The footwear component of any of claims 1 to 3, wherein the insole is an elastic foam component having a compression ratio of 75% or more and a rebound of greater than 60%.

7. The footwear component of claim 6, wherein the midsole is resilient PU foam.

8. An athletic shoe comprising the footwear component of any one of claims 1-7.