Three-layer combined sole of combat training shoe

Abstract

The utility model relates to the technical field of combined soles of combat training shoes, and discloses a three-layer combined sole of a combat training shoe, which comprises a rubber bottom sheet, and a supercritical foaming layer and an injection molding layer are sequentially and horizontally arranged above the rubber bottom sheet from bottom to top. The supercritical foaming layer has the characteristics that bubbles are fine and uniform, so that the density of the sole is lower, the weight of the sole is reduced, and the burden of the foot of a user is reduced; the supercritical foaming layer can evenly distribute bubbles in the insole material, the formed buffering structure can effectively absorb impact, provide better energy feedback and reduce pressure of joints and muscles, meanwhile, the compression resistance can be improved, and the insole is more durable; the sole has wear resistance and folding resistance by adopting the polyurethane foaming material, is not easy to wear or deform, can prolong the service life of a shoe, and solves the problems that a common injection-molded sole in the current market is not anti-skid and poor in resilience due to the fact that the anti-skid teeth are arranged on the bottom surface of the rubber bottom sheet.

Description

Technical Field

[0001] The utility model relates to the technical field of combined soles of combat training shoes, in particular to a three-layer combined sole of combat training shoes. Background Art

[0002] Combat boots are a type of military boots, belonging to individual soldier equipment, and are often used in jungle and mountain warfare. In addition to basic wear resistance, the design key points of modern combat boots must have good grip, increase ankle stability and protect the feet. Due to the complex battlefield environment, combat boots must meet the requirements of anti-nail, anti-cut, and anti-bullet.

[0003] Traditional injection molding sole technology mainly uses single-density materials, which leads to the problems that traditional combat boots and training shoe soles are not wear-resistant and easy to debond, and the gluing process is prone to debonding. At the same time, there are also problems such as single-density sole materials are not wear-resistant, heavy on the feet, and low wearing comfort.

[0004] In view of the problems in the related art, the utility model provides a three-layer combined sole of a combat training shoe. Utility Model Content

[0005] The purpose of the utility model is to provide a three-layer combined sole of combat training shoes to solve the problems raised in the above background technology.

[0006] To achieve the above object, the utility model provides the following technical solution: a three-layer combined sole of a combat training shoe, comprising a rubber bottom sheet, a supercritical foaming layer and an injection molding layer are horizontally arranged in sequence from bottom to top on the rubber bottom sheet;

[0007] The bottom surface of the supercritical foaming layer is provided with a matching installation groove corresponding to the inner side surface of the rubber bottom sheet, the bottom end of the supercritical foaming layer extends to the inner side of the rubber bottom sheet, and the inner wall of the installation groove is bonded to the inner side surface of the rubber bottom sheet;

[0008] The bottom end of the injection layer is provided with an adhesive groove connected end to end, the bottom end of the injection layer extends to the inner side of the supercritical foaming layer, and the inner wall of the adhesive groove is bonded to the inner side of the supercritical foaming layer.

[0009] Preferably, a heel guard is provided at the left end of the injection molded layer.

[0010] Preferably, the bottom surface of the rubber bottom sheet is evenly provided with anti-skid teeth, the anti-skid teeth are integrally cast with the rubber bottom sheet, and the anti-skid teeth increase the roughness of the bottom surface of the rubber bottom sheet and thus increase the friction of the bottom surface of the rubber bottom sheet.

[0011] Preferably, a support sheet is provided on the bottom surface of the arch area of ​​the rubber bottom sheet, and the support sheet is bonded to the contact position of the rubber bottom sheet.

[0012] Preferably, the bubbles inside the supercritical foaming layer are small and uniform, which makes the density of the sole lower, thereby reducing the weight of the sole and reducing the burden on the user's feet.

[0013] Preferably, the injection molding layer is made of polyurethane foam material. The polyurethane foam material has wear resistance and folding resistance, is not easy to wear and deform, and can extend the service life of the shoes.

[0014] Compared with the prior art, the utility model has the following beneficial effects: the three-layer combined sole of the combat training shoe is

[0015] 1) The supercritical foaming layer is characterized by small and uniform bubbles, which makes the density of the sole lower, thereby reducing the weight of the sole and reducing the burden on the user's feet; the supercritical foaming layer can evenly distribute the bubbles in the midsole material, and the buffer structure formed can effectively absorb impact, provide better energy feedback, reduce the pressure on joints and muscles, and also improve the anti-compression ability, making the midsole more durable;

[0016] 2) By setting an injection molding layer and using polyurethane foam material, the sole is made wear-resistant and fold-resistant, not easy to wear or deform, which can extend the service life of the shoes, and anti-slip teeth are set on the bottom of the rubber bottom film, which solves the problem of non-slip and poor rebound of ordinary injection molding soles on the market. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a front perspective schematic diagram of the overall structure of the utility model;

[0018] Figure 2 This is a front three-dimensional exploded schematic diagram of the overall structure of the utility model;

[0019] Figure 3 It is a top view schematic diagram of the injection molding layer structure of the utility model.

[0020] In the figure: 1 rubber bottom sheet, 11 anti-slip teeth, 12 support sheet, 2 supercritical foaming layer, 21 installation groove, 3 injection molding layer, 31 heel guard, 32 bonding groove. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model. Embodiment 1

[0022] See also Figure 1-Figure 3The utility model provides a technical solution: a three-layer combined sole of a combat training shoe, comprising a rubber bottom plate 1, and a supercritical foaming layer 2 and an injection molding layer 3 are horizontally arranged on the rubber bottom plate 1 in sequence from bottom to top;

[0023] The bottom surface of the supercritical foaming layer 2 is provided with a matching mounting groove 21 corresponding to the inner side surface of the rubber bottom film 1, the bottom end of the supercritical foaming layer 2 extends to the inner side of the rubber bottom film 1, and the inner wall of the mounting groove 21 is bonded to the inner side surface of the rubber bottom film 1;

[0024] The bottom end of the injection layer 3 is provided with an adhesive groove 32 connected end to end, the bottom end of the injection layer 3 extends to the inner side of the supercritical foaming layer 2, and the inner wall of the adhesive groove 32 is bonded to the inner side of the supercritical foaming layer 2;

[0025] A heel guard 31 is provided at the left end of the injection molding layer 3. The bubbles inside the supercritical foaming layer 2 are small and uniform, which makes the density of the sole lower, thereby reducing the weight of the sole and reducing the burden on the user's feet.

[0026] Furthermore, the supercritical foaming layer 2 of this embodiment is characterized in that the bubbles are small and uniform, which makes the density of the sole lower, thereby reducing the weight of the sole and reducing the burden on the user's feet; the supercritical foaming layer 2 can evenly distribute the bubbles in the midsole material, and the formed buffer structure can effectively absorb impact, provide better energy feedback, reduce the pressure on joints and muscles, and also improve the compression resistance, making the midsole more durable; Embodiment 2

[0027] See also Figure 1-Figure 3 , and on the basis of Example 1, it is further obtained that: the bottom surface of the rubber bottom sheet 1 is evenly provided with anti-skid teeth 11, the anti-skid teeth 11 are integrally cast with the rubber bottom sheet 1, and the anti-skid teeth 11 increase the roughness of the bottom surface of the rubber bottom sheet 1 and thus increase the friction of the bottom surface of the rubber bottom sheet 1;

[0028] A support sheet 12 is provided on the bottom surface of the arch of the rubber bottom sheet 1, and the support sheet 12 is bonded to the contact position of the rubber bottom sheet 1;

[0029] The injection molding layer 3 is made of polyurethane foam material. The polyurethane foam material has wear resistance and folding resistance, is not easy to wear and deform, and can extend the service life of the shoes.

[0030] Furthermore, this embodiment provides an injection molding layer 3 and adopts polyurethane foam material to make the sole wear-resistant and fold-resistant, not easy to wear or deform, and can extend the service life of the shoe, and anti-slip teeth 11 are provided on the bottom surface of the rubber base film 1, which solves the problem that ordinary injection molding soles on the market are not anti-slip and have poor rebound.

[0031] When in use, the supercritical foaming layer 2 is characterized by small and uniform bubbles, which makes the density of the sole lower, thereby reducing the weight of the sole and reducing the burden on the user's feet; the supercritical foaming layer 2 can evenly distribute the bubbles in the midsole material, and the formed buffer structure can effectively absorb impact, provide better energy feedback, reduce the pressure on joints and muscles, and also improve the compression resistance, making the midsole more durable; by setting the injection molding layer 3 and using polyurethane foam material, the sole is made wear-resistant and fold-resistant, not easy to wear or deform, and can extend the service life of the shoe, and anti-slip teeth 11 are set on the bottom surface of the rubber bottom film 1, which solves the problem that ordinary injection molded soles on the market are not anti-slip and have poor rebound.

[0032] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A three-layer combined sole of a combat training shoe, comprising a rubber bottom plate (1); characterized in that: A supercritical foaming layer (2) and an injection molding layer (3) are horizontally arranged in order from bottom to top on the rubber bottom sheet (1); The bottom surface of the supercritical foaming layer (2) is provided with a matching mounting groove (21) corresponding to the inner side surface of the rubber bottom film (1); the bottom end of the supercritical foaming layer (2) extends to the inner side of the rubber bottom film (1); the inner wall of the mounting groove (21) is bonded to the inner side surface of the rubber bottom film (1); The bottom end of the injection layer (3) is provided with an adhesive groove (32) connected end to end, the bottom end of the injection layer (3) extends to the inside of the supercritical foaming layer (2), and the inner wall of the adhesive groove (32) is bonded to the inner side surface of the supercritical foaming layer (2).

2. The three-layer combined sole of a combat training shoe according to claim 1, characterized in that: A heel guard (31) is provided at the left end of the injection-molded layer (3).

3. The three-layer combined sole of a combat training shoe according to claim 1, characterized in that: The bottom surface of the rubber bottom sheet (1) is evenly provided with anti-skid teeth (11), and the anti-skid teeth (11) are integrally cast with the rubber bottom sheet (1). The anti-skid teeth (11) increase the roughness of the bottom surface of the rubber bottom sheet (1) and thus increase the friction of the bottom surface of the rubber bottom sheet (1).

4. The three-layer combined sole of a combat training shoe according to claim 1, characterized in that: A support sheet (12) is provided on the bottom surface of the arch of the rubber bottom sheet (1), and the support sheet (12) is bonded to the contact position of the rubber bottom sheet (1).

5. The three-layer combined sole of a combat training shoe according to claim 1, characterized in that: The bubbles inside the supercritical foaming layer (2) are small and uniform, which makes the density of the sole lower, thereby reducing the weight of the sole and reducing the burden on the user's feet.

6. The three-layer combined sole of a combat training shoe according to claim 1, characterized in that: The injection molding layer (3) is made of a foamed polyurethane material. The polyurethane foam material has wear resistance and folding resistance, is not easily worn or deformed, and can extend the service life of the shoe.

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