CN213695921U

CN213695921U - Breathable midsole

Info

Publication number: CN213695921U
Application number: CN202022812924.5U
Authority: CN
Inventors: 梁颖颐; 梁冠华; 邓国辉
Original assignee: Dongguan Tangxia Yifeng Sports Technology Co ltd
Current assignee: Dongguan Tangxia Yifeng Sports Technology Co ltd
Priority date: 2020-11-30
Filing date: 2020-11-30
Publication date: 2021-07-16
Anticipated expiration: 2030-11-30

Abstract

The utility model discloses a shoe insole with good air permeability, which comprises an air permeable device and a shoe insole main body made of foaming materials. The insole body is provided with a heel part, an arch part and a sole part. The ventilation device is arranged inside the foot arch part. In the advancing process of a person, the arch part of the foot treads the ventilating device, so that the ventilating device continuously exhausts and inhales air, and the insole with good ventilating performance has good air permeability.

Description

Shoe insole with good air permeability

Technical Field

The utility model relates to a shoes component field technique especially indicates a shoes insole that air permeability is good.

Background

Most of the soles of the sport shoes on the market are of an integrally formed structure made of foaming materials. This structure is integrally formed by foaming, and thus has poor air permeability, and thus it is required to provide a midsole having good air permeability.

SUMMERY OF THE UTILITY MODEL

In view of this, the present invention is directed to the deficiency of the prior art, and the main objective of the present invention is to provide a shoe insole with good air permeability, which not only has good air permeability, but also overcomes the deficiencies of the prior art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the application provides a shoe insole with good air permeability, which comprises an air permeable device and a shoe insole main body made of a foaming material;

the insole main body is provided with a heel part, an arch part and a sole part; the heel part, the arch part and the sole part form a midsole main body together, and the upper surface of the arch part is provided with a plurality of first air holes; the side surface of the insole main body is provided with a plurality of first air vents;

the ventilation device is arranged inside the foot arch part; the inside of the ventilation device is provided with an elliptical cavity, the upper end of the cavity is provided with a second ventilation hole, and the first ventilation hole is communicated with the second ventilation hole; the left end and the right end of the cavity are provided with second exhaust holes which are communicated with the first exhaust holes;

the second air hole is gradually and radially reduced from outside to inside to form an air inlet, one side of the second air hole extends inwards to form a first non-return baffle, and the first non-return baffle abuts against the inner side of the air inlet and does not seal the second air hole;

the second exhaust hole is gradually radially reduced from inside to outside to form an exhaust port, one side of the second exhaust hole extends inwards to form a second non-return baffle, and the second non-return baffle abuts against the outer side of the exhaust port and does not seal the second exhaust hole.

Preferably, the insole with good air permeability is characterized in that the foam material of the insole main body is an EVA material or a PHYLON material.

Furthermore, the insole with good air permeability is provided with a damping device respectively in the heel part and the sole part; the shock absorbing device deforms under the stress of the heel part and the sole part.

Preferably, the shoe midsole with good air permeability is characterized in that the damping device is a damping air bag or damping rubber.

Preferably, the middle sole with good air permeability is made of elastic rubber.

Furthermore, the insole with good air permeability is characterized in that a flange part extends upwards from the upper edge of the insole main body, and the height of the flange part is between 1 and 2 cm.

Compared with the prior art, the utility model obvious advantage and beneficial effect have, particularly, can know by above-mentioned technical scheme, the shoes insole that air permeability is good includes the shoes insole main part of ventilative device and foaming material preparation. When the ventilating device arranged in the arch part is extruded and deformed, the first check baffle closes the air inlet, the second check baffle opens the air outlet, and the air in the cavity is discharged from the second air outlet. When the ventilation device recovers the original shape, the first check baffle plate opens the air inlet, the second check baffle plate closes the air outlet, and the outside air enters the cavity. Therefore, the air-permeable device can complete air exchange in the process of stepping on the air-permeable device by feet, and the air permeability is good.

To illustrate the structural features and functions of the present invention more clearly, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.

Drawings

Fig. 1 is an overall schematic diagram of an embodiment of the present invention.

Fig. 2 is a schematic cross-sectional view of the whole of the embodiment of the present invention.

Fig. 3 is a schematic cross-sectional view of a ventilation device according to an embodiment of the present invention.

The attached drawings indicate the following:

10. insole body 11, heel

12. Foot arch part 13 and foot sole part

14. First air vent 15 and first exhaust hole

16. Damper 17 and flange part

20. Ventilation device 21 and chamber

22. Second air vent 23 and air inlet

24. First non-return baffle 25 and second exhaust hole

26. An exhaust port 27, a second check damper.

Detailed Description

Referring to fig. 1 to 3, a specific structure of a preferred embodiment of the present invention is shown, which is a midsole with good air permeability.

The ventilating device in the arch part exhausts air when being stepped to deform, sucks air when recovering the shape, and continuously circulates the air suction and the air exhaust, so that the insole with good ventilating performance has good ventilating performance.

For a better understanding of the present disclosure, reference is made to the following detailed description taken in conjunction with the accompanying drawings.

Examples

As shown in fig. 1 to 3, the midsole having good air permeability includes an air-permeable means 20 and a midsole body 10 made of a foam material. The midsole body 10 itself made of a foamed material has good cushioning properties and elasticity, and can improve comfort.

The insole body 10 has a heel part 11, an arch part 12 and a sole part 13; the heel part 11, the arch part 12 and the sole part 13 form a middle sole main body 10, and the upper surface of the arch part 12 is provided with a plurality of first air holes 14; the side of the midsole body 10 has a plurality of first air discharge holes 15. The first air hole 14 is convenient for air ventilation, and the first exhaust hole 15 is convenient for air exhaust.

The ventilation device 20 is arranged inside the foot arch part 12; the inside of the ventilation device 20 is provided with an oval cavity 21, the upper end of the cavity 21 is provided with a second ventilation hole 22, and the first ventilation hole 14 is communicated with the second ventilation hole 22; the chamber 21 has second exhaust holes 25 formed at both left and right ends thereof, and the second exhaust holes 25 communicate with the first exhaust holes 15.

The second air hole 22 is gradually radially reduced from outside to inside to form an air inlet 23, one side of the second air hole 22 extends inwards to form a first non-return baffle 24, the first non-return baffle 24 is abutted against the inner side of the air inlet 23, and the second air hole 22 is not closed; the second exhaust hole 25 is gradually radially reduced from inside to outside to form an exhaust port 26, one side of the second exhaust hole 25 extends inwards to form a second non-return baffle 27, and the second non-return baffle 27 abuts against the outer side of the exhaust port 26 and does not close the second exhaust hole 25. The air inlet 23 may be positioned at an upper portion, a middle portion or a lower portion of the second airing hole 22. The position of the exhaust port 26 may be disposed at the left, middle, or right portion of the second exhaust hole 25. When the ventilating device 20 inside the arch part 12 is deformed by compression, the first check damper 24 closes the air inlet 23, the second check damper 27 opens the air outlet 26, and the air in the chamber 21 passes through the second air outlet 25 and then is discharged from the first air outlet 15. When the ventilating device 20 is restored to the original shape, the first check damper 24 opens the air inlet 23, the second check damper 27 closes the air outlet 26, and the external air sequentially enters the cavity 21 through the first ventilating hole 14 and the second ventilating hole 22. Therefore, the ventilating device 20 can complete air exchange during the stepping on the ventilating device 20, and the ventilation performance is good.

Preferably, the foam material of the midsole body 10 is EVA material or PHYLON material. Eva has the characteristics of good flexibility, rubber elasticity, good flexibility, transparency, surface gloss, good chemical stability, good aging resistance and ozone resistance, and no toxicity at the temperature of-50 ℃. Has good mixing property with the filler, coloring property and molding processability. Phylon has the biggest characteristics of portability, good elasticity and good shock absorption performance.

Furthermore, the insole with good air permeability, the heel part 11 and the sole part 13 are respectively provided with a damping device 16; the shock absorbing device 16 deforms under force applied to the heel portion 11 and the ball portion 13. The energy is absorbed when the shock absorbing device 16 is deformed, and the energy is released when the shock absorbing device 16 recovers the shape, so that the effects of buffering and elasticity are achieved.

Preferably, the middle sole with good air permeability is provided with the damping device 16 which is a damping air bag or a damping rubber. The shock-absorbing air bag or the shock-absorbing rubber can provide a good shock-absorbing effect for the shock-absorbing device 16, and the comfort, elasticity and buffering performance of the shoe insole with good air permeability are improved.

Preferably, the material of the ventilating device 20 is elastic rubber. The elastic rubber provides the elastic force required by resilience on one hand, so that the air-permeable device 20 can complete the actions of air suction and air exhaust; on the other hand, the buffer performance and the comfort are further improved.

Furthermore, in the midsole with good air permeability, a flange part 17 extends upwards from the upper edge of the midsole body 10, and the height of the flange part 17 is between 1 cm and 2 cm. The thickness of human toes is generally between 1-2cm, and the height of the flange part 17 is between 1-2cm, so that the human toes and the side surface of feet can be protected, and kicking injury can be prevented.

To sum up, the utility model discloses a design focus lies in, and it sets up in the inside ventilative device 20 of arch of foot portion 12 can be discharged when being stepped on the deformation at people's the in-process of marcing, breathes in when recovering the shape, breathes in and the continuous circulation of exhaust, and then makes the shoes insole gas permeability that air permeability is good.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any slight modifications, equivalent changes and modifications made by the technical spirit of the present invention to the above embodiments are all within the scope of the technical solution of the present invention.

Claims

1. a shoe midsole with good air permeability is characterized in that: the shoe midsole main body made of air-permeable device and foam material is included;

The main body of the midsole is provided with a heel part, an arch part and a sole part; the heel part, the arch part and the sole part together form the main body of the midsole, and the upper surface of the arch part has a number of first ventilation holes; the main body of the midsole There are several first exhaust holes on the side surface;

The ventilation device is arranged inside the arch of the foot; the ventilation device has an elliptical chamber inside, the upper end of the chamber is provided with a second ventilation hole, and the first ventilation hole is communicated with the second ventilation hole; the left and right ends of the chamber are provided with a second ventilation hole. There is a second exhaust hole, and the second exhaust hole is communicated with the above-mentioned first exhaust hole;

The second ventilation hole gradually narrows radially from the outside to the inside to form the air inlet, and one side of the second ventilation hole extends inward to form a first check baffle, the first check baffle is against the inner side of the air inlet , and the second ventilation hole is not closed;

The second exhaust hole gradually shrinks radially from the inside to the outside to form an exhaust port, and one side of the second exhaust hole extends inward to form a second check baffle, the second check baffle is against the exhaust outside of the port, and the second vent hole is not closed.

2. The shoe midsole with good air permeability according to claim 1, wherein the foam material of the shoe midsole main body is an EVA material or a PHYLON material.

3. The shoe midsole with good air permeability according to claim 1, characterized in that: the heel portion and the sole portion are respectively provided with a shock absorbing device respectively; The device is deformed.

4 . The shoe midsole with good air permeability according to claim 3 , wherein the shock absorbing device is a shock absorbing air bag or a shock absorbing rubber. 5 .

5 . The midsole of shoes with good air permeability according to claim 1 , wherein the material of the air permeability device is elastic rubber. 6 .

6 . The midsole with good air permeability according to claim 1 , wherein the upper edge of the midsole main body has a flange portion extending upward, and the height of the flange portion is between 1-2 cm. 7 . .