CN213820073U

CN213820073U - Sole and shoes

Info

Publication number: CN213820073U
Application number: CN202021513785.XU
Authority: CN
Inventors: 吕辉; 肖军; 洪福气
Original assignee: Colomer Fashion Co ltd
Current assignee: Colomer Fashion Co ltd
Priority date: 2020-07-27
Filing date: 2020-07-27
Publication date: 2021-07-30
Anticipated expiration: 2030-07-27

Abstract

The utility model discloses a sole and shoes, the sole includes: an outsole; a midsole disposed on a top end of the outsole; the layer of moulding plastics that forms on insole top, the top surface on the layer of moulding plastics is the curved surface that matches with human sole curve, and the layer of moulding plastics is through liquid injection molding material foam molding and integrative connection vamp and insole. The utility model provides an in the sole, because the insole top is formed with the layer of moulding plastics, the top surface on the layer of moulding plastics is the curved surface that matches with human plantar curve, has improved the travelling comfort of sole.

Description

Sole and shoes

Technical Field

The utility model relates to a shoemaking technical field, more specifically say, relate to a sole and shoes.

Background

At present, the sole of the cold shoes that glue of tradition is shaping alone, later bond together through glue and vamp, and the sole is for the ease of passing through glue with the vamp and closely laminates, and approximate plane is made on general top, and the human back comfort level of wearing is relatively poor.

In view of the above, how to improve the comfort of the sole is a problem to be solved by those skilled in the art.

SUMMERY OF THE UTILITY MODEL

In view of this, the first objective of the present invention is to provide a sole to improve the comfort of the sole.

The second purpose of the utility model is to provide a shoe.

In order to achieve the first object, the present invention provides the following technical solutions:

a shoe sole, comprising:

an outsole;

a midsole disposed on a top end of the outsole;

the injection molding layer is formed at the top end of the insole, the top surface of the injection molding layer is a curved surface matched with a curve of a sole of a human body, and the injection molding layer is formed by foaming liquid injection molding materials and is integrally connected with a vamp and the insole.

In a particular embodiment, the midsole includes at least one layer, and at least two of the midsole and the injection molded layer are of different colors.

In another embodiment, the midsole has a cavity formed therein, and the cavity is filled with a liquid injection molding material.

In another embodiment, the side walls of the cavity are closed,

or

At least one of the cavities is exposed to a side of the midsole.

In another embodiment, the top end of the midsole is provided with a plurality of protrusions.

In another specific embodiment, the top surface of the midsole is coated with a bonding layer;

the junction layer is combined with the injection molding layer to increase the connection strength of the midsole and the injection molding layer.

In another embodiment, adjacent layers of the midsole are bonded by glue or a hot-pressed foam.

In another embodiment, the injection molded layer has a hardness that is less than the hardness of the midsole.

In another embodiment, the outsole is made of rubber;

and/or

The middle sole is made of EVA material;

and/or

The injection molding layer is made of PU materials.

According to the utility model discloses an each embodiment can make up as required wantonly, and the embodiment that obtains after these combinations is also in the utility model discloses the scope is the utility model discloses a part of the concrete implementation mode.

According to the technical scheme, the utility model provides an in the sole, because the insole top is formed with the layer of moulding plastics, the top surface on layer of moulding plastics is the curved surface that matches with human plantar curve, has improved the travelling comfort of sole.

In order to achieve the second object, the present invention further provides a shoe, comprising an upper and a sole as described in any one of the above items;

the injection molding layer is formed by foaming liquid injection molding materials, the injection molding layer is integrally connected with the vamp and the insole, and the vamp is connected to the insole through the injection molding layer.

As the sole has the technical effects, the shoe comprising the sole also has the corresponding technical effects. In addition, as the sole and the vamp are foamed and bonded by the liquid injection molding material, the use of glue for bonding is avoided, and further, the pollution to the environment and the injury to the human body are avoided.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of a sole provided by the present invention;

fig. 2 is a schematic structural view of a midsole provided by the present invention;

fig. 3 is another schematic structural view of the midsole provided by the present invention;

FIG. 4 is a schematic structural view of the sole according to the present invention, wherein a protrusion is formed on the top of the midsole;

fig. 5 is a schematic structural view of the shoe provided by the present invention.

In fig. 1-5:

sole 100, outsole 10, midsole 20, injection molded layer 30, contoured face 31, first midsole 22, second midsole 23, cavity 21, protrusion 211, upper 200, and shoe 1000.

Detailed Description

A first object of the present invention is to provide a shoe sole 100, the structural design of the shoe sole 100 can effectively improve the comfort of the shoe sole 100, realize the multi-color of the shoe sole 100, and beautify the appearance of the shoe sole 100. A second object of the present invention is to provide a shoe 1000 including the above-mentioned shoe sole 100.

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be understood that the terms "upper", "lower", "top surface", "bottom surface", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for convenience of description and simplification of description, and does not indicate or imply that the position or element referred to must have a specific orientation, be constituted in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Referring to fig. 1-4, the present invention provides a sole 100, wherein the sole 100 includes an outsole 10, a midsole 20, and an injection molded layer 30.

The outsole 10 provides support to the midsole 20, has certain hardness and wear resistance, and may be made of rubber or TPU. Specifically, in order to improve the anti-slip property of the shoe sole 100, a non-slip protrusion, a non-slip pattern, or the like is provided on the bottom surface of the outsole 10.

The midsole 20 is disposed at the top end of the outsole 10, and specifically, the number of layers of the midsole 20 is not limited, and may include only one layer, or may include at least two layers. When midsole 20 includes only one layer, injection molded layer 30 may be provided in a different color than midsole 20. When midsole 20 includes at least two layers, at least two of the layers of midsole 20 and injection molded layer 30 are provided in different colors. When the sole 100 includes three or more layers, the colors of the layers may be different, or the layers may be spaced in the same color, and the color of each layer is not limited. It should be noted that each layer of the midsole 20 may be divided into a plurality of blocks, each of which is formed by a different color, so that the diversification of the shoe sole 100 is realized, and the appearance of the shoe sole 100 is improved.

The injection layer 30 is formed on the top of the middle sole 20, the top surface of the injection layer 30 is formed with a profiling surface 31, and the profiling surface 31 is a curved surface matched with the curve of the sole of a human body. The injection layer 30 is formed by foaming liquid injection molding material and integrally connects the upper 200 and the midsole 20. Specifically, the main body of the sole 100 formed by the outsole 10 and the midsole 20 which are connected together is placed in an injection mold, liquid injection molding material is injected into a mold cavity of the injection mold, a shoe tree on which the vamp 200 is sleeved is sealed and supported on the mold cavity in the injection mold, the liquid injection molding material enters the midsole 20, and an injection molding layer 30 is formed at the top end of the midsole 20 under the matching of the shoe tree and the mold cavity of the injection mold. One side of the injection layer 30 is tightly combined with the main body of the sole 100, and the other side is tightly combined with the upper 200, so that the sole 100 and the upper 200 are integrally connected by injection molding, and the upper 200 is tightly combined on the sole 100. In addition, the injection layer 30 is formed by foaming and cooling liquid injection molding materials in an injection mold, has plasticity, and when the sole 100 and the vamp 200 are connected, the curved surface contour of the top surface of the injection layer 30 is molded through a shoe tree in human engineering and is matched with the curved surface contour of the sole of a human body, so that the human foot is imitated and formed, the top surface of the sole 100, which is in contact with the human foot, conforms to the human engineering, and the overall comfort of the shoe 1000 is further improved.

Furthermore, the utility model provides an in the sole 100, because the layer of moulding plastics 30 can a body coupling vamp 200 and sole 100, avoid using glue, environmental protection and health more.

In some embodiments, the hardness of the injection molded layer 30 is less than the hardness of the midsole 20, and the human foot contacts the injection molded layer 30 with lower hardness, so that the sole 100 provides sufficient support for the human foot, and simultaneously provides a certain amount of cushioning and resilience, thereby increasing the comfort of the human body.

Specifically, the utility model discloses a layer 30 of moulding plastics is made for the PU material, it should be noted that the layer 30 of moulding plastics is not restricted to be made for the PU material, also can be that other expanded materials make.

In some embodiments, the midsole 20 has a cavity 21, and the liquid injection molding material can fill the cavity 21, that is, after the liquid injection molding material is filled into the cavity 21, the injection molding layer 30 is formed on the top end of the midsole 20. When midsole 20 includes at least 2 layers, each layer sets gradually along the bottom of midsole 20 to the top of midsole 20, and forms cavity 21 between at least a set of adjacent layer, and the top opening of cavity 21 extends out midsole 20. The cavity 21 may be opened at any position. In this embodiment, for example, the bottommost layer of the midsole 20 is not perforated, and all layers above the bottommost layer are provided with through holes, as shown in fig. 2 and 3, so as to enable injection molding materials to enter the cavity 21 of the midsole 20 through the through holes on the topmost layer of the midsole 20, thereby improving the firmness of the combination of the injection molding layer 30 and the sole 100.

In this embodiment, taking the example that the midsole 20 includes 2 layers, as shown in fig. 2 and 3, the bottom layer of the midsole 20 is the first midsole 22, and the upper layer is the second midsole 23. The midsole 20 is not limited to 2 layers, and may be provided with 3 or more layers as necessary.

In some of these embodiments, the sidewalls of cavity 21 are closed, i.e., the sidewalls of midsole 20 do not expose the injection-molded material, as shown in fig. 2.

In other embodiments, at least one of the cavities 21 is exposed to the side of the midsole 20 to provide for exposure of the injection molding compound and enhance the aesthetics of the sole 100, as shown in fig. 1 and 3.

As shown in fig. 4, the top end of the midsole 20 is provided with a plurality of protrusions 211, and specifically, the plurality of protrusions 211 may be formed in a regular zigzag shape, an irregular arrangement, or the like. In this embodiment, the cross-sectional shape of the protrusion 211 is rectangular, and the protrusions 211 form a shape of a city wall on the top surface of the midsole 20. Because the color of the middle sole 20 is different from the color of the injection layer 30, a remarkable wall-shaped appearance is formed on the combination surface of the middle sole 20 and the injection layer 30, and the appearance of the sole 100 is further beautified.

In some embodiments, the shape of the protrusion 211 may also be a triangle, a trapezoid, a circular arc, or other polygons, so as to form different appearances on the bonding surface of the midsole 20 and the injection-molded layer 30.

In some embodiments, the top surface of midsole 20 is coated with a bonding layer that is bonded to injection molded layer 30 to further increase the bonding strength between midsole 20 and injection molded layer 30 and avoid cracking between midsole 20 and injection molded layer 30. The joining layer can better join the midsole 20 of the shoe sole 100 and can also better join the injection layer 30, so that the main body of the shoe sole 100 and the injection layer 30 can be better joined together, cracking is prevented, and the firmness of the joining of the injection layer 30 and the main body of the shoe sole 100 is further improved. In this embodiment, the binding layer may be an environment-friendly polyurethane binding agent, and the binding layer may be made of other materials that can increase the connection strength between the sole 100 and the injection layer 30.

In some of these embodiments, adjacent layers of midsole 20 are bonded together by glue to form midsole 20. Specifically, to improve the environmental protection of the sole 100, adjacent layers of the midsole 20 are bonded together by an environmental protection adhesive, such as a water-based adhesive.

In other embodiments, the present disclosure discloses bonding adjacent layers of midsole 20 by hot-pressing foam. The method specifically comprises the following steps: the adjacent layers of the midsole 20 are placed in a hot-pressing foaming mold, and after heating, crosslinking and foaming reactions occur between the adjacent layers to be combined into a whole, so that the multi-layer midsole 20 is formed.

Specifically, the utility model discloses a insole 20 is made for the EVA material, and it should be noted that insole 20 is not restricted to making for the EVA material, also can be other hardness and be greater than the material of layer 30 of moulding plastics.

Based on the sole 100 provided in the above embodiments, the present invention further provides a shoe 1000, as shown in fig. 5, the shoe 1000 includes an upper 200 and the sole 100 in any of the above embodiments. Since the shoe 1000 includes the sole 100 of the above embodiment, the shoe 1000 has the advantages described in the above embodiment.

Upper 200 may be formed from materials such as leather and/or textiles and/or cloth, which may be cut and sewn. In order to enhance the attachment of upper 200 to midsole 20, the lower edge of upper 200 is roughened on its underside.

Layer 30 moulds plastics through liquid injection molding material foam molding, and mould plastics layer 30 body coupling vamp 200 and insole 20, vamp 200 is connected on insole 20 through layer 30 of moulding plastics.

The utility model discloses in, vamp 200 has avoided using glue to bond through the foaming bonding of liquid injection molding material on insole 20, and then has avoided the pollution to the environment, the injury to the human body.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. A sole (100), characterized in that it comprises:

an outsole (10);

a midsole (20) disposed on a top end of the outsole (10);

the shoe sole injection molding device comprises an injection molding layer (30) formed at the top end of a middle sole (20), wherein the top surface of the injection molding layer (30) is a curved surface matched with the curve of a human sole, and the injection molding layer (30) is formed by foaming liquid injection molding materials and is integrally connected with a shoe upper (200) and the middle sole (20).

2. The sole (100) according to claim 1, characterized in that said mid-sole (20) comprises at least one layer, at least two of said mid-sole (20) and said injection-molded layer (30) being of different colors.

3. The sole (100) according to claim 1, characterized in that said mid-sole (20) has a cavity (21) opened therein, said cavity (21) being able to be filled with a liquid injection molding compound.

4. The sole (100) according to claim 3, characterized in that the lateral walls of said cavity (21) are closed,

or

At least one of the cavities (21) is exposed to the side of the midsole (20).

5. The sole (100) according to claim 1, characterized in that the top end of said mid-sole (20) is provided with a plurality of reliefs (211).

6. The sole (100) according to claim 1, characterized in that the top face of the mid-sole (20) is coated with a junction layer;

the tie layer is bonded to the injection molded layer (30) to increase the bond strength of the midsole (20) and the injection molded layer (30).

7. The sole (100) according to claim 1, characterized in that the adjacent layers of said mid-sole (20) are bonded by means of glue or hot-pressed foam.

8. The sole (100) according to claim 1, characterized in that the hardness of said injection-molded layer (30) is lower than the hardness of said mid-sole (20).

9. The sole (100) according to any one of claims 1 to 8, characterized in that said outsole (10) is made of rubber;

and/or

The middle sole (20) is made of EVA material;

and/or

The injection molding layer (30) is made of PU material.

10. A shoe (1000) comprising an upper (200) and a sole (100) according to any one of claims 1 to 9;

the injection molding layer (30) is formed by foaming liquid injection molding materials, the injection molding layer (30) is integrally connected with the vamp (200) and the insole (20), and the vamp (200) is connected onto the insole (20) through the injection molding layer (30).