CN214340477U - Ventilative type EVA insole - Google Patents

Abstract

The utility model relates to a shoes insole technical field, concretely relates to ventilative type EVA insole, its characterized in that: including insole main part and well insole board, the upper end of insole main part is located to the insole board, insole main part up end is equipped with the recess, both sides are equipped with the lug in the recess, be equipped with breather pipe in the recess between two lugs and separate into preceding air cavity and back air cavity with the recess, breather pipe's one end communicates with each other and the other end communicates with each other with the back air cushion with preceding air cushion, be equipped with first gas collection chamber and second gas collection chamber on the lug, insole main part rear end is equipped with first blow vent, be equipped with second blow vent and third blow vent on the lug, insole main part front end is equipped with the fourth blow vent, be equipped with first ventilative mouthful and the ventilative mouthful of second on the insole board, both sides are equipped with third gas collection chamber about insole main part upper end. The utility model discloses overall structure is novel, and realization real-time taking a breath and ventilative that can be fine for keep the flow of air current at the walking in-process, effectively avoid the smelly foot, improve the snugness of fit.

Description

Ventilative type EVA insole

Technical Field

The utility model relates to a insole technical field, specificly relate to a ventilative type EVA insole.

Background

A typical footwear sole includes a three-layered structure of a footpad, a midsole, and an outsole, the outsole being disposed at the lowermost layer of the sole for contacting the ground, and the footpad being disposed at the uppermost layer of the sole for contacting the sole of a user. The insole sets up the intermediate level at the sole, its one side is connected with the outsole, the another side is connected with the shoe-pad, play the effect of shock attenuation and support, and to closed shoes, it has set up the cavity that is used for acceping user's foot, thereby this cavity gathers the gas that user's sole sweat formed easily in the use makes shoes have the peculiar smell, but traditional insole is general for leading to the massive material usually, it lacks the space of ventilating, ventilation effect is general, whole gas permeability is relatively poor, wear for a long time and lead to the foot stink easily, can influence the travelling comfort.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide an overall structure is novel, and realization real-time taking a breath and ventilative that can be fine for keep the flow of air current at the walking in-process, effectively avoid the foot odor, improve a ventilative type EVA insole of travelling comfort.

In order to solve the technical problem, the utility model discloses a technical scheme as follows: a breathable EVA insole comprises an insole main body and an insole top plate, wherein the shape of the insole top plate is matched with that of the insole main body and is fixedly connected to the upper end of the insole main body, the upper end surface of the insole main body is inwards recessed to form a groove, two sides of the middle part of the insole main body in the groove are respectively and fixedly provided with a lug, a ventilation pipeline is fixedly arranged between the two lugs in the groove and divides the groove into a front air cavity and a rear air cavity, one end of the ventilation pipeline is communicated with the front air cushion, the other end of the ventilation pipeline is communicated with the rear air cushion, the front air cushion is arranged in the front air cavity, the rear air cushion is arranged in the rear air cavity, a first air collection cavity is arranged on one side of the lug close to the rear air cavity, a second air collection cavity is arranged on one side of the lug close to the front air cavity, a first air vent communicated with the rear air cavity is arranged at the rear end of the insole main body, a second air vent for communicating the rear air cavity with the first air collection cavity is arranged on the lug, a third air vent for communicating the front air cavity with the second air collection cavity is further arranged on the lug, the front end of the insole main body is provided with a fourth ventilation port communicated with the front air cavity, the middle top plate is provided with a plurality of first ventilation ports communicated with the first air collecting cavity, the left side and the right side of the upper end of the insole main body are provided with third air collecting cavities close to the edges, the third air collecting cavities are communicated with the second air collecting cavity on one corresponding side, and the middle top plate is provided with a plurality of second ventilation ports communicated with the third air collecting cavities.

Furthermore, the front air cushion is arranged at the center of the front air cavity and enables the front air cavity to be C-shaped, and the rear air cushion is arranged at the center of the rear air cavity and enables the rear air cavity to be C-shaped.

Furthermore, elastic bodies for supporting the middle bottom plate are fixedly arranged in the front air cavity and the rear air cavity.

Furthermore, the front air cushion and the rear air cushion are both flat.

Furthermore, the front end of the front air cushion is inwards sunken and is provided with a plurality of front notches which are arranged at intervals and run through the upper end and the lower end, and the rear end of the rear air cushion is inwards sunken and is provided with a plurality of rear notches which are arranged at intervals and run through the upper end and the lower end.

Furthermore, the number of the front notches is 3-5, and the number of the rear notches is 3-5.

Furthermore, the vent pipe is flat and made of elastic materials.

Furthermore, the rear end of the third gas collecting cavity extends backwards to the rear end of the insole main body, and the front end of the third gas collecting cavity extends forwards to the front end of the insole main body.

Furthermore, a one-way air inlet valve is fixedly arranged in the first air vent and the third air vent, and a one-way exhaust valve is fixedly arranged in the second air vent and the fourth air vent.

Furthermore, one-way admission valve and one-way discharge valve are one-way breather valve, and one-way breather valve includes the base, and the outside arch of base lateral surface extends and forms one end for sealing and the other end be the opening and have hollow structure's flat awl form valve body, and the blind end of flat awl form valve body is equipped with the incision.

As can be seen from the above description, the utility model provides a ventilative EVA insole overall structure is novel, through the setting of preceding air cushion and back air cushion, can be filled with partial gas in preceding air cushion and the back air cushion, when the person of wearing shoes that is equipped with this EVA insole is walking, can be at first the heel touches down earlier, thereby can extrude back air cushion and back air cavity, the gas in the back air cavity can discharge through first blow vent and second blow vent at this moment, and the gas that is discharged from the second blow vent can get into in the first gas collecting chamber and discharge from first blow vent and get into shoes, and at this moment, the gas in the back air cushion will get into in the preceding air cushion through the breather pipe, make the preceding air cushion expand and drive the resilience of preceding air cavity, the external gas will get into in the preceding air cavity through the fourth blow vent at this moment, and the gas that has the peculiar smell in the shoes will get into in the third gas collecting chamber through the second blow vent, and enters the front air cavity through the second air collecting cavity and the third air vent in sequence, so as to be mixed with the external air entering from the fourth air vent, when the front sole is landed and the heel is lifted away, the front air cushion and the front air cavity can be extruded, at the moment, the air in the front air cavity can be discharged through the third air vent and the fourth air vent, the air discharged from the third air vent can enter the second air collecting cavity and can be discharged into the shoe through the third air collecting cavity and the second air vent in sequence, at the moment, the air of the front air cushion enters the rear air cushion through the air vent pipeline, so that the rear air cushion expands and drives the rebound of the rear air cavity, at the moment, the external air enters the rear air cavity through the first air vent, the air with peculiar smell in the shoe enters the first air collecting cavity through the first air vent and enters the rear air cavity through the second air vent, so as to be mixed with the external air entering from the first air vent, therefore, real-time ventilation and air permeability can be well realized, the flow of air flow is kept in the walking process, foot odor can be well avoided, and the wearing comfort is improved; through one-way admission valve and one-way discharge valve's setting, make external gas can only follow the one-way admission valve entering back air cavity of first vent department, the gas in back air cavity can only be followed the one-way discharge valve of second vent department and got into in the shoes that are equipped with this EVA insole, and the gas that has the peculiar smell in the shoes that are equipped with this EVA insole can only enter into preceding air cavity from the one-way admission valve of third vent department, the gas in preceding air cavity can only be followed the one-way discharge valve of fourth vent department and discharged, therefore, can further improve holistic ventilation effect, make this EVA insole have better air permeability.

Drawings

Fig. 1 is the utility model relates to a spatial structure schematic diagram in ventilative type EVA insole.

Fig. 2 is the utility model relates to a three-dimensional structure decomposition schematic diagram in ventilative type EVA insole.

Fig. 3 is a partially enlarged schematic view of a portion a in fig. 2.

Fig. 4 is a partially enlarged schematic view of a portion B in fig. 2.

Fig. 5 is a partially enlarged schematic view of C in fig. 2.

Fig. 6 is a perspective view of the main midsole body.

Fig. 7 is a perspective view of the one-way vent valve.

In the figure: 1-a midsole body; 11-a groove; 111-front air cavity; 112-rear air cavity; 12-a bump; 13-a first gas collection chamber; 14-a second gas collecting cavity; 15-a first vent; 16-a second vent; 17-a third vent; 18-a fourth vent; 19-a third gas collection chamber; 2-a middle sole top sheet; 21-a first vent; 22-a second vent; 3-an air duct; 4-front air cushion; 41-front notch; 5-rear air cushion; 51-rear notch; 6-an elastomer; 71-one-way intake valve; 72-one-way exhaust valve; 731-base; 732-flat cone valve body; 733-incision.

Detailed Description

The present invention will be further described with reference to the following detailed description.

As shown in fig. 1 to 6, the air permeable EVA midsole of the present invention comprises a midsole body 1 and a midsole top plate 2, wherein the shape of the midsole top plate 2 is matched with the shape of the midsole body 1 and is fixedly connected to the upper end of the midsole body 1, the upper end of the midsole body 1 is recessed inwards and forms a groove 11, the groove 11 is internally provided with a bump 12 at both sides of the middle of the midsole body 1, an air duct 3 is fixedly provided between two bumps 12 in the groove 11 and divides the groove 11 into a front air cavity 111 and a rear air cavity 112, one end of the air duct 3 is communicated with a front air cushion 4 and the other end is communicated with a rear air cushion 5, the front air cushion 4 is provided in the front air cavity 111, the rear air cushion 5 is provided in the rear air cavity 112, a first air collecting cavity 13 is provided at one side of the bump 12 close to the rear air cavity 112, a second gas-collecting cavity 14 is arranged on the side of the convex block 12 close to the front gas cavity 111, the rear end of the midsole body 1 is provided with a first vent 15 communicated with the rear air chamber 112, a second vent 16 for communicating the rear air cavity 112 with the first air collecting cavity 13 is arranged on the lug 12, the convex block 12 is further provided with a third vent 17 for communicating the front air cavity 111 with the second air collecting cavity 14, the front end of the middle sole main body 1 is provided with a fourth air port 18 communicated with the front air cavity 111, a plurality of first ventilation openings 21 communicated with the first gas collecting cavity 13 are arranged on the middle top plate 2, the left side and the right side of the upper end of the insole main body 1 are provided with third gas collecting cavities 19 at the positions close to the edges, the third gas collecting cavity 19 is communicated with the second gas collecting cavity 14 on the corresponding side, and a plurality of second ventilation ports 22 communicated with the third gas collecting cavity 19 are arranged on the middle top plate 2.

Through the arrangement of the front air cushion 4 and the rear air cushion 5, the front air cushion 4 and the rear air cushion 5 can be filled with partial air, when a wearer wears a shoe with the EVA midsole to walk, the heel of the foot will first touch the ground, so as to squeeze the rear air cushion 5 and the rear air cavity 112, at this time, the air in the rear air cavity 112 can be discharged through the first vent 15 and the second vent 16, the air discharged from the second vent 16 can enter the first air collecting cavity 13 and be discharged from the first vent 21 into the shoe, and at this time, the air in the rear air cushion 5 will enter the front air cushion 4 through the vent pipe 3, so that the front air cushion 4 expands and drives the rebound of the front air cavity 111, at this time, the outside air will enter the front air cavity 111 through the fourth vent 18, and the air with peculiar smell in the shoe will enter the third air cavity 19 through the second vent 22, and enters the front air chamber 111 through the second air collecting chamber 14 and the third air vent 17 in sequence, so as to be mixed with the outside air entering from the fourth air vent 18, when the front sole is on the ground and the heel is lifted off, the front air cushion 4 and the front air chamber 111 can be extruded, at this time, the air in the front air chamber 111 can be discharged through the third air vent 17 and the fourth air vent 18, the air discharged from the third air vent 17 can enter the second air collecting chamber 14 and be discharged into the shoe through the third air collecting chamber 19 and the second air vent 22 in sequence, at this time, the air of the front air cushion 4 enters the rear air cushion 5 through the air vent pipe 3, so that the rear air cushion 5 is expanded and drives the rebound of the rear air chamber 112, at this time, the outside air enters the rear air cushion 112 through the first air vent 15, and the gas with peculiar smell in the shoes will enter into the first gas collecting cavity 13 through the first ventilating opening 21, and enter into the rear gas cavity 112 through the second ventilating opening 16, and thus mix with the external gas entering from the first ventilating opening 15, so that real-time ventilation and ventilation can be well realized, the flow of air flow is kept in the walking process, the foot odor can be well avoided, and the wearing comfort is improved, in addition, the insole main body 1 and the insole top sheet 2 are both made of EVA materials, and the insole top sheet 2 can well seal the upper end surface of the insole main body 1.

As shown in fig. 2, the front air cushion 4 is disposed at the center of the front air chamber 111 and makes the front air chamber 111C-shaped, and the rear air cushion 5 is disposed at the center of the rear air chamber 112 and makes the rear air chamber 112C-shaped, so that the front air cushion 4 and the rear air cushion 5 can be better pressed when a wearer walks.

As shown in fig. 3, 5 and 6, the front air cavity 111 and the rear air cavity 112 are both fixedly provided with an elastic body 6 for supporting the middle sole plate 2, and the elastic body 6 may be a silica gel elastic block, so that the rebound effect of the front air cavity 111 and the rear air cavity 112 can be further improved, and air can better and rapidly enter the front air cavity 111 and the rear air cavity 112, thereby improving the overall ventilation effect.

As shown in fig. 2, 3 and 5, preferably, the front air cushion 4 and the rear air cushion 5 are both flat, the front end of the front air cushion 4 is recessed inward and forms a plurality of front notches 41 arranged at intervals and penetrating through the upper and lower ends, the front air cushion 4 can be made more uniform when being inflated by the arrangement of the front notches 41, the volume of the front air chamber 111 can be further increased while ensuring that the front air cushion 4 can exert a good rebound effect on the front air chamber 111, so as to improve the ventilation capability of the front air chamber 111 and ensure the overall ventilation effect, the rear end of the rear air cushion 5 is recessed inward and forms a plurality of rear notches 51 arranged at intervals and penetrating through the upper and lower ends, the rear air cushion 5 can be made more uniform when being inflated by the arrangement of the rear notches 51, and the rear air cushion 5 can exert a good rebound effect on the rear air chamber 112, the volume of the rear air chamber 112 can be further increased to improve the ventilation capability of the rear air chamber 112 and ensure the whole ventilation effect, and preferably, the number of the front slots 41 is 3 to 5, and the number of the rear slots 51 is 3 to 5.

Preferably, the vent pipe 3 is flat and is made of elastic material, and the elastic material can be silica gel material or rubber material, so that the vent pipe 3 has certain elastic deformation capacity, and the wearing comfort is further improved.

As shown in fig. 6, the rear end of the third gas collecting cavity 19 extends backwards to the rear end of the midsole body 1, and the front end of the third gas collecting cavity 19 extends forwards to the front end of the midsole body 1, so that the odor in each position of the shoe with the EVA midsole can be well circulated into the third gas collecting cavity 19, and the overall ventilation effect can be further improved.

As shown in fig. 3, 4 and 5, a one-way air inlet valve 71 is fixedly arranged in each of the first air vent 15 and the third air vent 17, a one-way air outlet valve 72 is fixedly arranged in each of the second air vent 16 and the fourth air vent 18, through the arrangement of the one-way air inlet valve 71 and the one-way air outlet valve 72, the outside air can only enter the rear air chamber 112 through the one-way air inlet valve 71 at the first air vent 15, the air in the rear air chamber 112 can only be discharged from the one-way air outlet valve 72 at the second air vent 16 and enter the shoe with the EVA midsole, the odor in the shoe with the EVA midsole can only enter the front air chamber 111 through the one-way air inlet valve 71 at the third air vent 17, and the air in the front air chamber 111 can only be discharged from the one-way air outlet valve 72 at the fourth air vent 18, thereby, can further improve the whole ventilation effect for this EVA insole has better air permeability, avoids the smelly foot, improves the snugness of fit.

As shown in fig. 7, specifically, the one-way intake valve 71 and the one-way exhaust valve 72 are each a one-way vent valve, the one-way vent valve includes a base 731, one end surface of the base 731 protrudes outward to form a flat cone valve body 732 with a closed end and an open end, and has a hollow structure, the closed end of the flat cone valve body 732 is provided with a notch 733, preferably, the one-way vent valve is made of a silicone material by integral molding and has good elasticity, the flat cone valve body 732 of the one-way vent valve in the first vent 15 is disposed toward the rear air cavity 112, the flat cone valve body 732 of the one-way vent valve in the third vent 17 is disposed toward the front air cavity 111, thereby serving as the one-way intake valve 71, the flat cone valve body 732 of the one-way vent valve in the second vent 16 is disposed toward the first air collecting cavity 13, the flat cone shaped valve body 732 of the one-way vent valve in the fourth vent port 18 is disposed outward, thereby, as the one-way exhaust valve 72, the slit 733 of the flat cone-shaped valve body 732 is naturally closed, when the heel of the wearer steps on the rear air chamber 112 of the EVA midsole, the rear air chamber 112 is compressed, the pressure in the rear air chamber 112 will increase and collapse the flat cone-shaped valve body 732 on the one-way air intake valve 71 at the first air vent 15, so that the cut 733 of the one-way air intake valve 71 is closed more tightly, ensuring that the air in the rear air chamber 112 is not discharged to the outside through the one-way air intake valve 71, and at this time, the gas in the rear gas chamber 112 can push open the cut 733 of the one-way exhaust valve 72 at the second vent 16, so that the gas in the rear gas cavity 112 is discharged into the first gas collecting cavity 13; when the heel of the wearer does not exert pressure on the rear air cavity 112 on the EVA midsole any longer, the volume of the rear air cavity 112 increases after rebounding, so that the pressure in the rear air cavity 112 decreases, at this time, the pressure in the first air collecting cavity 13 will squeeze the flat cone-shaped valve body 732 on the one-way exhaust valve 72 at the second vent 16 to make the notch 733 on the one-way exhaust valve 72 closed more tightly, so as to ensure that the air in the first air collecting cavity 13 cannot enter the rear air cavity 112 from the one-way exhaust valve 72, and at this time, the external atmospheric pressure is greater than the pressure in the rear air cavity 112, so that the notch 733 on the one-way intake valve 71 at the first vent 15 can be pushed open, so that the external air enters the rear air cavity 112; when the front sole of a wearer steps on the front air cavity 111 on the EVA midsole, the front air cavity 111 is compressed, the pressure in the front air cavity 111 will increase and squeeze the flat cone-shaped valve 732 on the one-way air intake valve 71 at the third air vent 17, so that the cut 733 on the one-way air intake valve 71 is closed more tightly, and it is ensured that the air in the second air collecting cavity 14 does not enter the front air cavity 111 from the one-way air intake valve 71, and at this time, the air in the front air cavity 111 can push the cut 733 on the one-way air exhaust valve 72 at the fourth air vent 18 open, so that the air in the front air cavity 111 is exhausted to the outside; when the front sole of the wearer does not apply pressure to the front air cavity 111 on the EVA midsole, the volume of the front air cavity 111 increases after rebounding, so that the pressure in the front air cavity 111 decreases, at this time, the external atmospheric pressure will squeeze the flat cone-shaped valve body 732 on the one-way exhaust valve 72 at the fourth air port 18, so that the notch 733 on the one-way exhaust valve 72 is closed more tightly, and it is ensured that the external air does not enter the front air cavity 111 from the one-way exhaust valve 72, and at this time, the pressure in the second air collecting cavity 14 is greater than the pressure in the front air cavity 111, so that the notch 733 on the one-way intake valve 71 at the third air port 17 is pushed open, so that the air in the second air collecting cavity 14 enters the front air cavity 111.

The aforesaid is only a plurality of concrete implementation manners of the utility model, nevertheless the utility model discloses a design concept is not limited to this, and the ordinary use of this design is right the utility model discloses carry out immaterial change, all should belong to the act of infringement the protection scope of the utility model.

Claims (10)

1. The utility model provides a ventilative type EVA insole which characterized in that: the insole comprises an insole main body and an insole top plate, wherein the shape of the insole top plate is matched with that of the insole main body and is fixedly connected with the upper end of the insole main body, the upper end surface of the insole main body is inwards recessed to form a groove, two sides of the middle part of the insole main body in the groove are respectively and fixedly provided with a lug, a vent pipe is fixedly arranged between the two lugs in the groove and divides the groove into a front air cavity and a rear air cavity, one end of the vent pipe is communicated with a front air cushion, the other end of the vent pipe is communicated with a rear air cushion, the front air cushion is arranged in the front air cavity, the rear air cushion is arranged in the rear air cavity, a first air collection cavity is arranged on one side of the lug close to the rear air cavity, a second air collection cavity is arranged on one side of the lug close to the front air cavity, and a first air vent communicated with the rear air cavity is arranged at the rear end of the insole main body, the middle sole top plate is provided with a plurality of first ventilation ports communicated with the first gas collecting cavity, the left side and the right side of the upper end of the middle sole body are respectively provided with a third gas collecting cavity close to the edge, the third gas collecting cavity is communicated with the second gas collecting cavity on the corresponding side, and the middle sole top plate is provided with a plurality of second ventilation ports communicated with the third gas collecting cavity.

2. The breathable EVA midsole of claim 1, wherein: the front air cushion is arranged at the center of the front air cavity and enables the front air cavity to be C-shaped, and the rear air cushion is arranged at the center of the rear air cavity and enables the rear air cavity to be C-shaped.

3. The breathable EVA midsole of claim 1, wherein: and elastic bodies for supporting the middle top plate are fixedly arranged in the front air cavity and the rear air cavity.

4. The breathable EVA midsole of claim 1, wherein: the front air cushion and the rear air cushion are both flat.

5. The breathable EVA midsole of claim 1, wherein: the front end of the front air cushion is inwards sunken and is provided with a plurality of front notches which are arranged at intervals and penetrate through the upper end and the lower end, and the rear end of the rear air cushion is inwards sunken and is provided with a plurality of rear notches which are arranged at intervals and penetrate through the upper end and the lower end.

6. The breathable EVA midsole of claim 5, wherein: the number of the front notches is 3-5, and the number of the rear notches is 3-5.

7. The breathable EVA midsole of claim 1, wherein: the vent pipe is flat and made of elastic material.

8. The breathable EVA midsole of claim 1, wherein: the rear end of the third gas collection cavity extends backwards to the rear end of the insole main body, and the front end of the third gas collection cavity extends forwards to the front end of the insole main body.

9. The breathable EVA midsole of claim 1, wherein: and the first vent hole and the third vent hole are internally and fixedly provided with one-way air inlet valves, and the second vent hole and the fourth vent hole are internally and fixedly provided with one-way exhaust valves.

10. The breathable EVA midsole of claim 9, wherein: one-way air inlet valve with one-way exhaust valve is one-way breather valve, one-way breather valve includes the base, the outside arch of base lateral surface extends and forms one end and be closed and the other end for the opening and have hollow structure's flat awl form valve body, the blind end of flat awl form valve body is equipped with the incision.

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