CN210747543U

CN210747543U - Anti-tearing sole

Info

Publication number: CN210747543U
Application number: CN201921601078.3U
Authority: CN
Inventors: 章勤华; 林祥成
Original assignee: Zhejiang Hengcheng Shoes Co ltd
Current assignee: Zhejiang Hengcheng Shoes Co ltd
Priority date: 2019-09-24
Filing date: 2019-09-24
Publication date: 2020-06-16
Anticipated expiration: 2029-09-24

Abstract

The utility model discloses a tear-resistant sole relates to the sole field, and its technical scheme main points include the sole body of making by the EVA material, the sole body is outer along being provided with the border groove, border groove department is provided with the strake of making by rubber materials. Compared with EVA, the rubber has good tear resistance, and easily meets the requirement of 8N/mm tear resistance of superior products of soles, so that the rubber edgings can improve the tear resistance of the soles.

Description

Anti-tearing sole

Technical Field

The utility model relates to a sole, in particular to anti sole of tearing.

Background

The sole is an important component of the shoe, and according to different applicable environments, the sole needs to have corresponding characteristics, such as: wear resistance, water resistance, oil resistance, static resistance and the like. Wherein, the good mechanical property is the general characteristic of the sole so as to ensure the service life of the sole. Common sole materials comprise EVA, PU, plastics, rubber and the like, wherein the EVA foaming material has the advantages of light weight, good shock absorption, water resistance, moisture resistance and the like, and the rubber has the advantages of good elasticity, difficult fracture and skid resistance.

Chinese patent with publication number CN209185815U discloses an elastic EVA shoe sole, wherein a first supporting strip and a second supporting strip are arranged at intervals before and after the contact surface, the first supporting strip has three first convex blocks and a first concave surface between two adjacent first convex blocks, the second supporting strip has three second concave surfaces and a second convex block between two adjacent second concave surfaces, the first concave surfaces correspond to the second convex blocks front and back, the second concave surfaces correspond to the first convex blocks front and back, the depths of the first concave surfaces and the second concave surfaces corresponding to the forefoot region are sequentially increased from outside to inside, and the depths of the first concave surfaces and the second concave surfaces corresponding to the heel region are sequentially increased from inside to outside.

The sole is made of EVA sole material, and the EVA sole material has the advantages of low cost and light weight. However, most EVA sole materials have poor tear resistance and cannot meet the requirement of 8N/mm tear resistance of superior sole products. Although high performance, high strength EVA shoe sole materials exist, they are not inexpensive and thus are in need of improvement.

SUMMERY OF THE UTILITY MODEL

To the technical defect, the utility model aims at providing a tear-resistant sole has light, the advantage with low costs of EVA sole matter, can keep good tear resistance again.

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

the utility model provides a tear-resistant sole, includes the sole body of making by the EVA material, the sole body is outer along being provided with the border groove, border groove department is provided with the strake of making by rubber materials.

By adopting the technical scheme, the rubber has good tear resistance relative to EVA, and easily meets the requirement of 8N/mm tear resistance of superior products of soles, so that the rubber edgings can improve the tear resistance of the soles.

Because the tearing of the sole generally starts to occur from the edge of the sole, the edge strip is positioned at the edge of the sole body, so that the tearing resistance of the sole can be improved to the greatest extent, and the rubber material is used as little as possible, thereby avoiding the influence of the heavier rubber material on the portability of the sole.

The utility model discloses further set up to: the edge groove is arranged on one side of the sole body contacting with the ground.

Through adopting above-mentioned technical scheme, the strake contacts ground, therefore the strake of rubber system can also effectively improve the non-slip properties of sole.

The utility model discloses further set up to: the edge groove is annular, and the edge strip is annular.

Through adopting above-mentioned technical scheme, the strake all-round surrounds sole body border for the anti tear performance of sole, non-slip property improve also all-round, and the positive effect that the strake played is strengthened.

The utility model discloses further set up to: the sole body is divided into a toe area, a half sole area, an arch area and a heel area along the length of the sole body in sequence, and the sole body is provided with an anti-tear layer in the half sole area.

By adopting the technical scheme, according to human kinematics, the half sole area of the sole is bent and torn during walking, so that the tearing resistance of the sole can be effectively improved by arranging the anti-tearing layer in the area.

The utility model discloses further set up to: the anti-tear layer is located the one side on sole body contact ground, the sole body is provided with the storage tank that supplies anti-tear layer card to go into.

Through adopting above-mentioned technical scheme, anti tear layer and ground contact, tear-resistant effect is better, and easily production.

The utility model discloses further set up to: the anti-tear layer and the edge strip are integrally manufactured.

Through adopting above-mentioned technical scheme, anti tear layer and strake pass through rubber injection molding integrated into one piece, glue again can on the sole body, production efficiency is high.

The utility model discloses further set up to: the anti-tear layer surface is provided with half sole non slipping spur, half sole non slipping spur is provided with a plurality ofly and arranges along the relative both sides interval of anti-tear layer.

Through adopting above-mentioned technical scheme, the friction on sole and ground mainly takes place in preceding palm district and tiptoe district when people walk, and preceding palm non slipping spur rationally improves sole and grabs the land fertility, avoids the trouble of skidding and falling down.

The utility model discloses further set up to: the surface of the tear-resistant layer is provided with a slip-stopping block, and the slip-stopping block is made of a rubber material doped with glass fiber.

Through adopting above-mentioned technical scheme, glass fiber exposes on the rubber surface, makes its coefficient of surface friction increase, and then shows the non-skid property who improves the sole, and along with wearing and tearing go on, its surface can keep certain roughness all the time, guarantees non-skid property.

The utility model discloses further set up to: the anti-slip blocks are arranged in two and are positioned in the middle of the anti-tear layer, and a half sole wear-resistant block is arranged between the two anti-slip blocks.

By adopting the technical scheme, the half sole wear-resistant block is positioned in the middle, so that the function of replacing wear is achieved, and the wear degree of the anti-slip block is reduced.

The utility model discloses further set up to: toe antiskid blocks are arranged on the edge of the toe area of the sole body at intervals, and toe wear-resistant blocks are arranged in the middle of one end, facing the front palm area, of the toe area; the sole body is connected with lower palm non-slip shoes at the anti-tear layer towards one side both ends in arch of foot district, and the middle part is provided with lower palm wear-resisting piece, lower palm non-slip shoes, lower palm wear-resisting piece, toe non-slip shoes and toe wear-resisting piece corner are provided with wear-resisting protruding grain.

By adopting the technical scheme, the sole has excellent anti-skid performance and wear resistance.

To sum up, the utility model discloses following beneficial effect has:

1. the rubber material has better tear resistance compared with an EVA material, but is heavier, the rubber edgings are arranged on the periphery of the EVA sole body, and the anti-tear layer is arranged in the half sole area, so that the tear resistance of the sole is greatly improved under the condition that rubber is added as little as possible, and the light weight and the shock absorption of the sole are ensured;

2. the anti-skid areas of the sole are concentrated in the toe area and the half sole area, so that the anti-skid performance of the sole can be effectively improved, and the principle of human kinematics is met.

Drawings

FIG. 1 is a schematic structural view of an embodiment;

fig. 2 is an exploded schematic view of the embodiment.

Description of reference numerals: 1. a sole body; 11. an edge groove; 12. a containing groove; 13. toe anti-skid blocks; 14. toe wear blocks; 15. a sole anti-skid block; 16. a lower sole wear-resistant block; 17. wear-resistant convex particles; 2. edging; 3. a tear resistant layer; 31. a half sole anti-skid block; 32. a slip-resistant block; 33. a half sole wear-resistant block; 4. a toe region; 5. a forefoot region; 6. an arch region; 7. the heel area.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

A tear-resistant sole is shown in figures 1 and 2 and comprises a sole body 1 made of EVA materials, wherein an annular edge groove 11 is formed in the outer edge of one side, contacting the ground, of the sole body 1, and an annular edge strip 2 is arranged at the position of the edge groove 11. The edge strips 2 are made of rubber materials and are fixedly adhered to the sole body 1, and the tear resistance of rubber relative to EVA is good, so that the requirement of 8N/mm tear resistance of superior products of soles is easily met, and the tear resistance of the soles can be improved by the edge strips 2 made of rubber.

As shown in fig. 1 and 2, the sole body 1 is sequentially divided into a toe region 4, a forefoot region 5, an arch region 6 and a heel region 7 along the length direction, a receiving groove 12 is formed in one side of the sole body 1 contacting the ground in the forefoot region 5, and two opposite sides of the receiving groove 12 are communicated with the edge groove 11. The anti-tearing layer 3 which is fixedly adhered to the sole body 1 is arranged in the containing groove 12, and the anti-tearing layer 3 is made of rubber materials and integrally formed with the edge strips 2. Because the forefoot area 5 of the sole is bent and torn during walking, the tearing resistance of the sole can be effectively improved by arranging the anti-tearing layer 3 in the area.

As shown in fig. 1 and 2, the anti-tear layer 3, the edge strip 2 and one side of the sole body 1 contacting the ground are flush, the anti-tear layer 3 is integrally formed with a half sole anti-skid block 31 and a half sole wear-resistant block 33 on the surface, and the sole body 1 is integrally formed with a toe anti-skid block 13, a toe wear-resistant block 14, a lower sole anti-skid block 15 and a lower sole wear-resistant block 16 on the surface.

The half sole anti-skid blocks 31 are arranged on two opposite outer sides of the anti-tear layer 3 facing the edge strip 2 at intervals, five anti-skid blocks are arranged on each side, and a plurality of herringbone anti-skid convex lines are formed on the surface of each anti-skid block to improve the surface friction coefficient of each anti-skid block. The front palm wear-resistant block 33 is provided with one and is positioned in the middle of the anti-tear layer 3, and a plurality of convex grains are formed on the surface of the front palm wear-resistant block.

Seven toe anti-skid blocks 13 are arranged at intervals at the edge of the toe area 4, and a plurality of herringbone anti-skid convex lines are formed on the surface of each toe anti-skid block to improve the surface friction coefficient of each toe anti-skid block. The toe wear-resistant block 14 is located in the middle of one end of the toe area 4 facing the forefoot area 5, and a plurality of convex grains are formed on the surface of the toe wear-resistant block.

The lower sole antiskid block 15 is provided with two anti-tear layers 3 which are respectively arranged at two ends of one side of the arch region 6, and a plurality of herringbone antiskid convex lines are formed on the surface of the anti-tear layers so as to improve the surface friction coefficient of the anti-tear layers. The lower sole cleat 15 may be located on the side of the forefoot region 5 facing the arch region 6, on the side of the arch region 6 facing the forefoot region 5, or at the intersection of the forefoot region 5 and the arch region 6. The lower sole wear-resistant block 16 is positioned between the two lower sole anti-slip blocks 15, and a plurality of convex grains are formed on the surface of the lower sole wear-resistant block.

The corners of the sole antiskid block 15, the sole wear-resistant block 16, the toe antiskid block 13 and the toe wear-resistant block 14 are all integrally formed with wear-resistant convex particles 17.

As shown in fig. 1 and 2, two anti-slip blocks 32 are fixedly connected to the surface of the anti-tear layer 3, and are respectively located on two sides of the forefoot wear-resistant block 33 facing the toe area 4 or the arch area 6, and the anti-slip blocks 32 are made of rubber material doped with glass fiber. The glass fiber is exposed on the surface of the rubber, so that the surface friction coefficient of the rubber is increased, the anti-skid performance of the sole is further improved obviously, and the surface of the rubber sole can always keep certain roughness along with the abrasion, so that the anti-skid performance is ensured.

As shown in figure 1, gaps are reserved among the adjacent toe antiskid blocks 13, the front sole antiskid blocks 31 and the lower sole antiskid blocks 15, the outer edges are located on the same arc line, the arc line is overlapped with the inner edge of the edge strip 2, the inner edge is also located on the same arc line, and the toe antiskid blocks, the front sole antiskid blocks and the lower sole antiskid blocks are named as antiskid inner edges. The middle parts of the adjacent sides of the sole antiskid blocks 15, the half sole antiskid blocks 31 and the sole antiskid blocks 15 are arranged in a concave manner.

The toe wear-resistant block 14, the forefoot wear-resistant block 33, the lower sole wear-resistant block 16 and the anti-slip block 32 are arranged adjacently at intervals, and the outer edges are positioned on the same arc line and named as wear-resistant outer edges. The shape of the anti-skid inner edge and the wear-resistant outer edge is close to the outer edge of the sole, and a space is reserved between the anti-skid inner edge and the wear-resistant outer edge. The middle parts of the adjacent sides of the toe wear-resisting block 14, the half sole wear-resisting block 33, the lower sole wear-resisting block 16 and the anti-slip block 32 are arranged in a concave manner.

Above-mentioned each function block arranges rationally, not only is favorable to exerting the biggest effect separately, when still being favorable to the sole to step on into the aquatic, surface gathered water can be followed each function block clearance and discharged to the sole outside fast.

The manufacturing process comprises the following steps:

the sole body 1, the toe antiskid block 13, the toe wear-resistant block 14, the lower sole antiskid block 15, the lower sole wear-resistant block 16 and the wear-resistant convex particles 17 are all integrally formed by EVA materials. The edge strips 2, the anti-tearing layer 3, the half sole anti-slip blocks 31 and the half sole wear-resistant blocks 33 are all integrally formed by rubber materials, and the anti-slip blocks 32 are placed in a mold in advance during forming, so that the anti-slip blocks 32 are directly fixed on the mold when the forming of the part is finished. Finally, the two parts are glued together to obtain the needed sole.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. The utility model provides a tear-resistant sole, includes sole body (1) made by the EVA material, its characterized in that: the sole is characterized in that an edge groove (11) is formed in the outer edge of the sole body (1), and an edge strip (2) made of a rubber material is arranged at the edge groove (11).

2. A tear-resistant sole according to claim 1, wherein: the edge groove (11) is arranged on one side of the sole body (1) contacting with the ground.

3. A tear-resistant sole according to claim 1 or 2, characterized in that: the edge groove (11) is annular, and the edge strip (2) is annular.

4. A tear-resistant sole according to claim 1, wherein: the sole body (1) is divided into a toe area (4), a half sole area (5), an arch area (6) and a heel area (7) along the length of the sole body in sequence, and the anti-tearing layer (3) is arranged in the half sole area (5) of the sole body (1).

5. A tear-resistant sole according to claim 4, wherein: the anti-tear layer (3) is located one side of sole body (1) contact ground, sole body (1) is provided with storage tank (12) that supply anti-tear layer (3) card to go into.

6. A tear-resistant sole according to claim 5, wherein: the anti-tearing layer (3) and the edge strips (2) are integrally manufactured.

7. A tear-resistant sole according to claim 4 or 5, characterized in that: the anti-tear layer (3) surface is provided with preceding sole non slipping spur (31), preceding sole non slipping spur (31) are provided with a plurality ofly and arrange along the relative both sides interval of anti-tear layer (3).

8. A tear-resistant sole according to claim 4 or 5, characterized in that: the surface of the anti-tear layer (3) is provided with a slip block (32), and the slip block (32) is made of a rubber material doped with glass fibers.

9. A tear resistant sole as claimed in claim 8, wherein: the anti-slip blocks (32) are arranged in two and are positioned in the middle of the anti-tear layer (3), and a half sole wear-resistant block (33) is arranged between the anti-slip blocks (32).

10. A tear-resistant sole according to claim 4 or 5, characterized in that: toe antiskid blocks (13) are arranged at the edge of the toe area (4) of the sole body (1) at intervals, and a toe wear-resistant block (14) is arranged in the middle of one end of the toe area (4) facing the front palm area (5); the sole body (1) is connected with lower palm non-slip shoes (15) at the anti-tear layer (3) towards one side both ends of arch of foot district (6), and the middle part is provided with lower palm wear-resisting piece (16), lower palm non-slip shoes (15), lower palm wear-resisting piece (16), toe non-slip shoes (13) and toe wear-resisting piece (14) edge is provided with wear-resisting protruding grain (17).