Shock-absorbing layer-by-layer propelling sole and shoe

Abstract

The utility model belongs to the technical field of shoes, and discloses a cushioning layer-by-layer propelling sole and a shoe, the cushioning layer-by-layer propelling sole comprises a midsole structure and a large bottom piece, the midsole structure comprises a heel part, a palm part and a midsole piece, and the heel part, the palm part and the midsole piece are sequentially stacked from bottom to top; the sole part and the insole sheet cover the sole, and the heel part extends from the heel to the middle of the foot; the rebound rates of the heel part, the palm part and the insole piece are sequentially increased; the heel part and the palm part are arranged on the large bottom piece, and an anti-skid structure is arranged on the side, away from the insole structure, of the large bottom piece. The shoe comprises the cushioning layer-by-layer propelling sole, and the rebound rate of the half sole and the stability of the heel are increased by increasing the rebound rate of the heel part, the rebound rate of the sole part and the rebound rate of the insole piece in sequence.

Description

TECHNICAL FIELD

[0001] The utility model relates to shoe technology field especially relates to a shoe sole of shock attenuation and layer by layer advancement. BACKGROUND

[0002] The shoe sole is generally composed of a big sole and a middle sole, the middle sole is arranged above the big sole, the big sole is used for contacting with the ground, and the middle sole contacts with the insole to support the user's foot sole and plays a role of shock attenuation and support.

[0003] The shoe sole structure in the prior art lacks shock attenuation and rebound in the forefoot, and the heel part has poor stability, thereby leading to poor wearing stability and comfort of the shoes. CONTENT OF THE UTILITY MODEL

[0004] The utility model discloses a shoe sole of shock attenuation and layer by layer advancement, and the rebound rate of the forefoot and the stability of the heel are increased.

[0005] In order to achieve the purpose, the utility model adopts the following technical scheme:

[0006] The shoe sole of shock attenuation and layer by layer advancement comprises:

[0007] A middle sole structure comprises a heel part, a palm part and a middle sole sheet, the heel part, the palm part and the middle sole sheet are sequentially stacked from bottom to top, the palm part and the middle sole sheet cover the foot bottom, and the heel part extends from the heel to the midfoot.

[0008] The rebound rates of the heel part, the palm part and the middle sole sheet are sequentially increased.

[0009] A big sole sheet is arranged on the big sole sheet, and an anti-skid structure is arranged on the side of the big sole sheet away from the middle sole structure.

[0010] In some embodiments, the rebound rate of the heel part is a, 49%≤a<59%, the rebound rate of the palm part is b, 59%≤b<69%, and the rebound rate of the middle sole sheet is c, 69%≤c<80%.

[0011] In some embodiments, the material of the heel part and the palm part is thermoplastic polyether ester elastomer, and the material of the middle sole sheet is nylon elastomer.

[0012] In some embodiments, the thickness of the palm part is greater than 20mm.

[0013] In some embodiments, the drop of the forefoot and the hind foot of the shoe sole of shock attenuation and layer by layer advancement is 7.5mm-8.5mm.

[0014] In some embodiments, the length of the heel part along the medial arch is greater than the length of the heel part along the lateral arch.

[0015] In some embodiments, the heel portion comprises a bottom support and a first rim, the first rim being arranged at the edge of the bottom support, and the forefoot portion is provided with a recessed portion matching the heel portion.

[0016] In some embodiments, the anti-skid structure is a plurality of protrusions arranged on the outsole.

[0017] In some embodiments, the height of the bottom support gradually decreases from the heel to the middle of the foot.

[0018] Also provided is a shoe comprising an upper and the shock-absorbing progressive midsole as described above, the upper being connected to the shock-absorbing progressive midsole.

[0019] The present utility model has the advantages of:

[0020] The three-layer midsole structure, and the gradually increasing resilience of the heel portion, the forefoot portion and the outsole, make the heel portion have shock absorption and improved stability, the forefoot portion has a resilience between the heel portion and the outsole, providing force transmission and transition, and the outsole has the highest resilience, further increasing comfort, thereby the above-mentioned shock-absorbing progressive midsole structure increases the resilience of the forefoot and the stability of the heel. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 is an exploded view of the shock-absorbing progressive midsole provided by the present utility model;

[0022] Figure 2 is a schematic view of the heel portion, the forefoot portion and the outsole provided by the present utility model;

[0023] Figure 3 is a side view of the shock-absorbing progressive midsole provided by the present utility model;

[0024] Figure 4 is a schematic view of the outsole provided by the present utility model showing the anti-skid structure.

[0025] In the drawings:

[0026] 1, midsole structure; 11, heel portion; 111, bottom support; 112, first rim; 12, forefoot portion; 13, outsole; 14, second rim;

[0027] 2, outsole;

[0028] 3, anti-skid structure; 31, first protrusion; 32, second protrusion; 33, third protrusion. DETAILED DESCRIPTION

[0029] The utility model will be described in further detail below in combination with the drawings and embodiments. It can be understood that the specific embodiments described herein are merely intended to explain the utility model and not to limit the utility model. In addition, it should be noted that only the parts related to the utility model are shown in the drawings for ease of description, not all the structures.

[0030] In the description of the utility model, unless explicitly defined and limited, the terms "connected", "connected", "fixed" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication between two elements or the interaction relationship between two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0031] In the utility model, unless explicitly defined and limited, the first feature "on" or "below" the second feature can include that the first and second features are in direct contact, or the first and second features are not in direct contact but are in contact through another feature between them. Moreover, the first feature "on", "above" and "on" the second feature includes that the first feature is directly above and obliquely above the second feature, or only indicates that the horizontal height of the first feature is higher than that of the second feature. The first feature "below", "below" and "below" the second feature includes that the first feature is directly below and obliquely below the second feature, or only indicates that the horizontal height of the first feature is less than that of the second feature.

[0032] In the description of the embodiment, the terms "up", "down", "left", "right" and other orientation or position relationship are based on the orientation or position relationship shown in the drawings, only for the convenience of description and simplification of operation, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, therefore it cannot be understood as a limitation of the utility model. In addition, the terms "first" and "second" are only used to distinguish in description, and have no special meaning.

[0033] As Figures 1 to 4 As shown in the figure, the application provides a slow shock layer-by-layer advancing sole, which comprises a midsole structure 1 and a large bottom sheet 2, the midsole structure 1 comprises a heel part 11, a palm part 12 and a midsole sheet 13, the heel part 11, the palm part 12 and the midsole sheet 13 are sequentially stacked from bottom to top; the palm part 12 and the midsole sheet 13 cover the sole, the heel part 11 extends from the heel to the midfoot; the rebound rate of the heel part 11, the palm part 12 and the midsole sheet 13 increases in turn; the heel part 11 and the palm part 12 are arranged on the large bottom sheet 2, and the large bottom sheet 2 is provided with an anti-skid structure 3 on the side away from the midsole structure 1.

[0034] The midsole structure 1 adopts a three-layer structure, and the rebound rates of the heel part 11, the palm part 12 and the midsole sheet 13 are sequentially increased, so that the heel part 11 has a shock-absorbing effect while improving the stability of the heel part 11, the palm part 12 has a rebound rate between the heel part 11 and the midsole sheet 13, and provides force transmission and transition, and the midsole sheet 13 has the highest rebound rate, further increasing comfort, so that the above-mentioned shock-absorbing and layer-by-layer advancing midsole structure 1 increases the rebound rate of the forefoot and the stability of the heel.

[0035] In some embodiments, the rebound rate of the heel part 11 is a, 49%≤a<59%; the rebound rate of the palm part 12 is b, 59%≤b<69%; the rebound rate of the midsole sheet 13 is c, 69%≤c<80%; in order to achieve the above-mentioned rebound rate requirements, the material of the heel part 11 is thermoplastic polyether ester elastomer (TPEE), the material hardness is e, 45°≤e≤55°; the material of the palm part 12 is thermoplastic polyether ester elastomer (TPEE), the material hardness is f, 40°≤f≤50°; the material of the midsole sheet 13 is nylon elastomer (PEBAX), the material hardness is g, 30°≤g≤40°.

[0036] As shown in Figure 2 In some embodiments, the length of the heel part 11 along the medial arch is greater than the length of the heel part 11 along the lateral arch, which is more in line with human ergonomics, has better torsional resistance, and further improves its stability and safety.

[0037] As shown in Figure 2 In some embodiments, the heel part 11 includes a bottom support 111 and a first surrounding edge 112, the height of the bottom support 111 gradually decreases from the heel to the middle of the foot to adapt to human ergonomics. The first surrounding edge 112 is provided around the edge of the bottom support 111, and the first surrounding edge 112 is integrally formed with the bottom support 111, thereby increasing the size of the heel part 11, further providing support for the heel and improving its stability; correspondingly, in order to better assemble, the area of the palm part 12 corresponding to the heel part 11 is provided with a recess, and the heel part 11 is fitted in the recess to ensure that the two are assembled and fitted stably.

[0038] In some embodiments, the thickness of the palm part 12 is greater than 20mm, and by increasing the thickness of the palm part 12, the cushioning capacity is further improved, which can avoid being too thin and reduce the impact of outdoor hard particles on the foot. At the same time, combined with the high rebound rate of the palm part 12, the downward pressure on the foot and joints when landing at high intensity can also be reduced, and the possibility of injury is as low as possible.

[0039] As shown in Figure 2As shown, in some embodiments, a second edge 14 is provided on the side of the palm portion 12 facing away from the heel portion 11. The second edge 14 is integrally formed with the palm portion 12. The second edge 14 is provided around the palm portion 12 to provide support and protection from the side, thereby further improving stability.

[0040] Furthermore, in the current embodiment, the forefoot and rearfoot drop of the sole with progressively advancing shock absorption is 7.5mm-8.5mm, thereby taking into account both hiking and running functions. The forefoot and rearfoot drop is a term in the prior art, which is the difference between the heel height and the forefoot height, also called offset or heel difference, and the details will not be repeated here.

[0041] like Figure 4 As shown, in some embodiments, the anti-slip structure 3 of the base plate 2 is a plurality of protrusions provided on the base plate 2, and the protrusions are integrally formed with the base plate 2. For example, the base plate 2 is made of rubber. Specifically, with the direction from heel to forefoot as the forward reference, the protrusions include first protrusions 31, wherein the first protrusions 31 are provided on the left and right sides of the base plate 2, and the plurality of first protrusions 31 are spaced apart. This provides a stronger support performance and ensures greater stability during exercise. The protrusions also include second protrusions 32, which are provided at the front end of the forefoot area and the rear end of the heel area. The second protrusions 32 are provided with a plurality of stripes, thereby providing a stronger grip and anti-slip effect during climbing and descending. Furthermore, the protrusions also include a third protrusion 33, which is arranged in the forefoot area and the heel area, and is arranged between the first protrusions 31 on both sides. The third protrusion 33 is pentagonal in shape, and the third protrusion 33 located at the tip of the pentagon also has a conformal stripe. The third protrusion 33 located in the forefoot area and the third protrusion 33 located in the heel area are in opposite directions, which can also provide stronger grip and anti-slip effect during climbing and descending.

[0042] The present application also provides a shoe, which includes an upper and the above-mentioned cushioning and progressively advancing sole, wherein the upper is connected to the cushioning and progressively advancing sole, thereby increasing the rebound rate of the forefoot and the stability of the heel through the above-mentioned cushioning and progressively advancing midsole structure 1.

[0043] Obviously, the above-described embodiments of the present invention are merely examples for the purpose of clearly illustrating the present invention and are not intended to limit the manner in which the present invention is to be implemented. A person skilled in the art would be able to make various obvious changes, readjustments, and substitutions without departing from the scope of protection of the present invention. It is not necessary and impossible to enumerate all embodiments here. Any modifications, equivalent substitutions, and improvements made within the spirit and principles of the present invention shall be included within the scope of protection of the claims of the present invention.

Claims

1. A cushioning, layer-by-layer propulsion shoe sole, characterized by, Comprise; The midsole structure (1) comprises a heel part (11), a palm part (12) and a midsole sheet (13), which are sequentially stacked from bottom to top; the palm part (12) and the midsole sheet (13) cover the sole, and the heel part (11) extends from the heel to the midfoot; The resilience of the heel part (11), the palm part (12) and the midsole sheet (13) increases in turn; The heel part (11) and the palm part (12) are arranged on the large sole sheet (2), and the large sole sheet (2) is provided with an anti-skid structure (3) on the side away from the midsole structure (1).

2. The cushioning, layer-by-layer advancing sole of claim 1, wherein, The resilience of the heel part (11) is a, 49%≤a<59%; the resilience of the palm part (12) is b, 59%≤b<69%; the resilience of the midsole sheet (13) is c, 69%≤c<80%.

3. The cushioning, layer-by-layer advancing sole of claim 1, wherein, The material of the heel part (11) and the palm part (12) is thermoplastic polyether ester elastomer; the material of the midsole sheet (13) is nylon elastomer.

4. The cushioning, layer-by-layer advancing sole of claim 1, wherein, The thickness of the palm part (12) is greater than 20mm.

5. The cushioning, layer-by-layer advancing sole of claim 1, wherein, The front-to-back palm drop of the shock-absorbing and layer-by-layer advancing sole is 7.5mm-8.5mm.

6. The cushioning, layer-by-layer advancing sole of claim 1, wherein, The length of the heel part (11) along the medial arch is greater than the length of the heel part (11) along the lateral arch.

7. The cushioning, layer-by-layer advancing sole of claim 1, wherein, The heel part (11) comprises a bottom support (111) and a first surrounding edge (112), and the first surrounding edge (112) is arranged at the edge of the bottom support (111); the palm part (12) is provided with a recessed part matched with the heel part (11).

8. The cushioning, layer-by-layer advancing sole of claim 7, wherein, The height of the bottom support (111) gradually decreases from the heel to the midfoot.

9. The cushioning, layer-by-layer advancing sole of any of claims 1-8, wherein, The anti-skid structure (3) is a plurality of protrusions arranged on the large sole sheet (2).

10. A shoe comprising an upper, characterized by Also comprising the shock-absorbing and layer-by-layer advancing sole according to any one of claims 1-9, wherein the shoe upper is connected to the shock-absorbing and layer-by-layer advancing sole.

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