CN1042392C

CN1042392C - Shoe insole

Info

Publication number: CN1042392C
Application number: CN93101850A
Authority: CN
Inventors: 枡田勇
Original assignee: Nihon Kenkozoshin Kenkyukai Co Ltd
Current assignee: Nihon Kenkozoshin Kenkyukai Co Ltd
Priority date: 1993-02-27
Filing date: 1993-02-27
Publication date: 1999-03-10
Anticipated expiration: 2013-02-27
Also published as: CN1091266A

Abstract

The present invention relates to a pair of shoe pads inserted in shoes. Each shoe pad of the present invention comprises a shoe pad body 2; the shoe pad body 2 is composed of mixture materials of rubber and magnetic powder which are pressed and magnetized; projections are arranged on the shoe pad body 2. Especially, reinforcement layer materials 8 and 9 which are same with the shoe pad body in shape are arranged in the shoe pad body 2; in addition, the reinforcement layer materials 8 and 9 are arranged in the shoe pad body and are positioned near the inner surface of the shoe pad body.

Description

Shoe-pad

The present invention relates to a kind of mat that is used to insert in the footwear, more particularly, it relate to one by magnetic force and local excitation sole are provided sanatory health insoles.

Traditional shoe-pad as shown in Figure 6, rubber blanket 22 with many projection parts 21 is fixed on the arch district of a leather shoes pad body 20, rubber blanket 22 is made up of each projection part 21 that little permanent-magnet block is housed, and the outward flange of rubber blanket is embedded in the groove that makes it to fix 23 that insole body 20 provides.

, this shoe-pad can not provide magnetic force by whole shoe-pad because magnetized spot is the part of whole shoe-pad 20, so be difficult to obtain enough effective magnetic therapy effect.Simultaneously, because rubber blanket 22 itself is not firm, in the middle of using, when bending stress or when similarly power is applied to it, for example because fracture and tear the fracture that causes rubber blanket 22 and tear and make it to become waste product, obviously its durability can be very not long.

In order to address the above problem, the inventor is by the mixture of pressurization and magnetization rubber and Magnaglo, the enhancement Layer material improvement has been set in the inside of the insole body structure of shoe-pad, according to this structure, can provide magnetic force by whole shoe-pad, except that can prevent shoe-pad owing to bending stress cause tear, also improved the durability of shoe-pad.

, in above-mentioned improvement, though the useful effect of enhancement Layer material has prevented the fracture of shoe-pad and torn that the crackle that occurs in shoe insole surface is difficult to prevent, and enough bulk strengths also are difficult to guarantee.In addition, when being covered with projection on the shoe insole surface, the fracture that occurs in the projection root will make projection come off, thereby local irritant curative effect also is certain to weaken.

The purpose of this invention is to provide a kind of shoe-pad, this shoe-pad is to address the above problem by the method that the enhancement Layer material is set in shoe-pad.

According to the shoe-pad that the present invention makes, it comprises the insole body of forming through the mixture of pressurization and magnetized rubber and Magnaglo, spreads all over many bossings on insole body.

In the shoe-pad of manufacturing according to the present invention, two-layer reinforcement material be placed on the inside of insole body, and the enhancement Layer material is very near apart from shoe insole surface just the same with insole body in shape.

According to the present invention, because insole body is by Overall magnetization, magnetic force can act on whole sole, so can improve magnetic therapy effect.Simultaneously, owing to be provided with two-layer reinforcement material in insole body inside, thus can avoid the fracture that causes owing to bending stress fully and tear, thus the durability of shoe-pad improved.Moreover, because two-layer reinforcement material is near the surface of shoe-pad, so prevented to occur in the crackle on surface, thereby improved the intensity of insole body, and prevented, and the projection that causes comes off because the projection root ruptures, so, just can not affect the treatment because of reducing stimulation power.

Middle with reference to the accompanying drawings one embodiment of the invention is elaborated, wherein:

Fig. 1 is the shoe-pad according to the embodiment of the invention;

Fig. 2 is the vertical cross section along Figure 1A-the A line is done;

Fig. 3 is the amplification profile of shoe-pad wood body projection part;

Fig. 4 is shoe-pad production process flow process figure;

Fig. 5 is the shaft side figure that is used for representing the shoe-pad manufacture process;

Fig. 6 is the plane of traditional sock.

Fig. 1 and Fig. 2 have expressed a shoe-pad 1 that a most preferred embodiment according to the present invention is manufactured, and Fig. 1 expresses the outward appearance of embodiment, and Fig. 2 represents its internal structure.

In the shoe-pad 1 shown in the figure, one group comprises big protruding block 3a, 36 and group of bumps 5a, the 5b of

small lugs

4a, 4b, on two surfaces (for ease of explanation, hereinafter upper surface is represented with a, its reverse side is represented with b) integral body of last formation, the outer contour 2 of insole body is the same with the shape of sole, and many pores 6 (using "+" expression in the drawings) are arranged on the whole outer surface of insole body 2.

Can select to use according to user's needs at two lip-deep group of

bumps

5a, 5b, in the time of in shoe-pad inserts footwear, the projection of one side touches sole and plays health-care effect, and another side forms air duct between sole and insole body 2.For human body being provided various local excitation, the big protruding block 3a of group of bumps 5a and small lugs 4a make the cone-shaped of point, and another group of bumps 5b that is made up of small lugs 3b and small lugs 4b makes more flat and round cone-shaped.In projection, the most respective row of

big protruding block

3a and 3b are listed in the arch district P, and 4 at toe district Q, and 1 at heel area R, and

less projection

4a and 4b all are arranged in other the zone equably.

As shown in Figure 3, the structure of foregoing insole body 2 is as follows: the two sheets of flexible armature bed of material 8,9 is positioned on a rubber magnetic sheet 7 upper and lower surfaces, and the whole surface of this rubber magnetic sheet 7 is polyamine fat protective layers 10.

Said rubber magnetic sheet 7 is made up of the mixture of synthetic rubber such as NBR rubber (nitrile butadiene rubber) and Magnaglo (as: pure iron), and a face and b face are magnetized to the N utmost point and the S utmost point respectively, and the magnetic flux density of each projection is about 400～600 Gausses.

The shape of enhancement Layer 8,9 and the shape of insole body 2 are in full accord, and form by cotton or RIPSTOP, wherein an enhancement Layer material 8 is near the upper surface a of shoe-pad 2, and the back side b of another enhancement Layer 9 close shoe-pads, each bossing on the enhancement Layer all stretches into thick part among this locational each

big protruding block

3a, 3b and small lugs 4a, the 4b.

Fig. 4 understands the manufacture method of the said insole body 2 in front specifically.

The first step is for preparing the raw material of rubber magnet plate 7, any synthetic rubber (as acrylonitrile-butadiene rubber NBR) and iron powder mix with 1: 15 weight ratio, add crosslinking agent, zinc oxide, Sulfur, curing agent, softening agent (as POP-dioctyl benzene) or the like and stir in mixed process.

Subsequent second step is that rubber magnetic sheet 7 is shaped.The raw material of preparing are become thickness dull and stereotyped uniformly by roll compaction.Be cut into the shape and the size of regulation then.

Two-layer enhancement Layer material 8,9 was clamped rubber magnetic sheet 7 toward each other and was positioned at its both sides as shown in Figure 5 the 3rd step, plate 7 shaping that is molded to a certain degree time the to be heated.The temperature of this moment is about 135 ℃, is about 3～4 minutes pressing time.In the process of heating and pressurization, the projection 5a on two sides and 5b are shaped, and enhancement Layer material 8,9 places near near two outer surfaces of rubber magnetic sheet 7.In addition, at each

big protruding block

3a and 3b,

small lugs

4a, 4b place, enhancement Layer material 8,9 is protruding to advance the thick part of projection, has so just played the effect of strengthening projection intensity effectively.

In this most preferred embodiment, nylon braid comprises poly-decyl amide (Polycapramide) (molecular formula (NH (CH ₂) ₅) CO) _n), and handle through the adhesion process agent, this adhesion process agent contains the condensation polymer of resorcinol-formaldehyde, diene one styrene ethylene-than the mixture of the copolymer of pyridine and butadiene, styrol copolymer.This nylon braid is as enhancement Layer material 8 and 9, when it and rubber magnetic sheet 7 pressurized together, by adding adhesive, enhancement Layer material 8,9 and rubber magnetizing plate 7 become one securely.

The 4th step; extract the sole that is shaped out and bore pore 6 thereon, in addition, almost finish the profile of insole body 2 simultaneously; promptly be poured into two surfaces of insole body 2 fully with resilient polyurethane liquid, thereby form protective layer 10 with abrasion resistance in the 5th step.

The 6th step, whole insole body 2 is magnetized processing, no matter be at the N plate on the positive a face or the S utmost point on reverse side b face all is magnetized, in this most preferred embodiment, through magnetization, the magnetic flux density that

big protruding block

3a and 3b provide is 550 Gausses, and the magnetic flux density that

small lugs

4a and 4b provide is 400 Gausses, and other plate part is 180 Gausses.

The 7th step, the final processing of other of product.

As previously mentioned, two-layer reinforcement material 8,9 is arranged in rubber magnetizing plate 7, also can insert other enhancement Layer material, for example, can between enhancement Layer material 8,9, add one deck reinforcement material again when needing.

In the process of using shoe-pad 1, when shoe-pad was put into footwear, its back side b, cooperated with pore 6 owing to by one group of projection 5b, formed air duct between sole and shoe-pad 1 towards sole, has quickened the evaporation of moisture, and its effect is to prevent stuffiness effectively.When pin steps down on the shoe-pad, at whole shoe-pad one group of projection 5a is arranged on a side surface of pin, provide stronger local excitation by each large and

small projection

3a, 4a among the projection 5a to whole sole, meanwhile, effective function has also been brought into play in magnetic field from rubber magnetizing plate 7, when sensory stimuli power is excessive, shoe-pad 1 can be turned, the less projection 5b of stimulation power is contacted with sole.

In the process of wearing footwear, take off one's shoes or walking, bending stress will act on the shoe-pad, owing to be provided with two-layer enhancement Layer material in insole body 2, prevented the fracture of shoe-pad thus effectively and will tear.

In addition because the two armature bed of materials 8,9 place insole body 2 just and near a and the reverse side b, in addition, enhancement Layer material 8,9 and rubber 7 become one by the cohesive force effect of binding agent, thereby also prevented from fully on 2 liang of surfaces of insole body, to crack.

Take place because fracture is difficult in the root of

big protruding block

3a, 3b and

small lugs

4a, 4b, thereby prevented that it from use coming off, in addition, advance the thick part of each projection, prevent that the effect that projection comes off from having obtained reinforcement because enhancement Layer material 8,9 is protruding.Moreover two surfaces of insole body 2 are matcoveredn 10 all, so, have higher wearability and bulk strength, owing to wearability was greatly improved than originally, so the normal use of shoe-pad just is guaranteed.

Claims

1. shoe-pad that has projection and comprise a body (2) on it, it is characterized in that described body (2) is to be formed by the pressurization of the mixer element of rubber and Magnaglo and magnetization, described projection and body (2) are whole to be formed and gives prominence to from its surface, body (2) also comprises two-layer reinforcement material (8,9), they are consistent with the shape of shoe-pad and be separately positioned on two near surfaces of body (2).

2. according to the shoe-pad of claim 1, it is characterized in that said rubber is the NBR acrylonitrile-butadiene rubber, said Magnaglo is a pure iron powder, and they mix by a certain percentage and have added softening agent, thereby has formed the raw material of insole body (2).

3. according to the shoe-pad of claim 1, all there is the protective layer of polyurethane on the whole surface that it is characterized in that insole body (2).

4. according to the shoe-pad of claim 1 or 3, it is characterized in that on whole shoe-pad, all being provided with pore.

5. according to the shoe-pad of claim 1, it is characterized in that all having projection on two surfaces of insole body.

6. according to the shoe-pad of claim 1 or 5, it is characterized in that said projection comprises big protruding block and small lugs, big protruding block is positioned at arch district, toe district and heel area, and small lugs is positioned at other position of whole shoe-pad.

7. according to the shoe-pad of claim 1, wherein said enhancement Layer material (8,9) comprises by the woven nylon fiber through adhesive treatment.

8. according to the shoe-pad of claim 1 or 7, wherein said each layer enhancement Layer material (8,9) is all protruding to be advanced insole body (2) and goes up corresponding thicker part on each projection.