Sneaker with automatic tightening structure

Abstract

A sneaker with an automatic lacing structure structurally comprises a vamp, a sole is arranged at the lower end of the vamp, a shoelace is arranged on the upper surface of the vamp, a shoelace storage pipeline extending to the sole is arranged on the outer wall of the vamp, the sole comprises a small sole, a middle sole and an outsole, the small sole is arranged above the middle sole, the outsole is arranged below the middle sole, a strip-shaped sliding rail is arranged in the middle sole, and the strip-shaped sliding rail is arranged in the middle sole. When the shoe is used and a user wears the sports shoes, downward pressing acting force is generated on the shoe soles, the opening positions of the hook-shaped blocks release limitation on the balls, and at the moment, the shoelaces connected to the balls are correspondingly pulled by the balls to tighten the sports shoes.

Description

Technical Field

[0001] The utility model relates to a pair of sports shoes with an automatic tightening structure, belonging to the field of sports shoes. Background Art

[0002] Sports shoes are shoes designed and manufactured according to the characteristics of people participating in sports or traveling. The soles of sports shoes are different from ordinary leather shoes and rubber shoes. They are generally soft and elastic, and can play a certain cushioning role. It can enhance elasticity during exercise, and some can also prevent ankle injuries. Therefore, when doing sports, most people have to wear sports shoes, especially high-intensity physical sports, such as basketball, running, and various daily sports. Existing technology CN202121278719.3 is a kind of lace-free sports shoes, which uses the method of fixing the shoelaces in the shoelace fixing box. The user needs to adjust the tightness of the shoelaces according to their own needs using the elastic adjustment groove in the shoelace fixing box. The steps are too cumbersome. Utility Model Content

[0003] In view of the deficiencies in the prior art, the utility model aims to provide a sports shoe with an automatic tightening structure to solve the problem that the prior art adopts the method of fixing the shoelaces in a shoelace fixing box, and the user needs to adjust the tightness of the shoelaces according to his own needs using the tension adjustment grooves in the shoelace fixing box, which is too cumbersome.

[0004] In order to achieve the above-mentioned object, the utility model is realized by the following technical scheme: a sports shoe with an automatic tightening structure, the structure of which includes an upper, a sole is provided at the lower end of the upper, a shoelace is provided on the upper surface of the upper, a shoelace storage pipe extending to the sole is provided on the outer wall of the upper, the sole includes a small sole, a middle sole and an outer sole, the small sole is arranged above the middle sole, the outer sole is arranged below the middle sole, a strip sliding track is provided in the middle sole, a ball connected with the shoelace is provided in the sliding track, an adjustment rod connected with the ball is also provided in the sliding track, a sliding hole slidably connected with the adjustment rod is provided on the outer wall of the middle sole, an adjustment block is slidably provided on the part of the adjustment rod extending out of the outer wall of the sliding hole, a hook block is vertically provided on the inner wall of the sliding track, a first return spring is horizontally provided between the ball and the inner wall of the middle sole, the first return spring is located in the sliding track, the inner wall of the small sole is vertically connected to the strip block, a second return spring is provided in the interlayer of the small sole, and a sliding groove is provided on the inner wall of the outer sole.

[0005] Furthermore, the inner wall of the sliding hole opening is provided with a closing flap, which includes an upper flap and a lower flap. In normal state, except for the adjusting rod part, other areas are in a closed state, which is limited by the closure of the upper flap and the lower flap. The closing flap is made of rubber.

[0006] Furthermore, the slide groove and the hook block are a movable sleeve structure.

[0007] Furthermore, the shoelace storage duct is connected to a sliding track in the midsole.

[0008] Furthermore, the strip-shaped block passes through the midsole and is connected to the top of the hook-shaped block.

[0009] Furthermore, the inner diameter of the opening of the hook-shaped block is the same as the diameter of the sphere, and in normal state, the opening of the hook-shaped block is staggered with the sphere.

[0010] Furthermore, the top of the hook-shaped block is higher than the top of the sphere.

[0011] Furthermore, the shoelaces are woven from stainless steel ropes.

[0012] Furthermore, the small sole is made of soft rubber, the midsole and the large sole are made of hard rubber, and the sole adopts a three-layer sole structure.

[0013] The utility model has the following beneficial effects: the automatic tightening structure of the present application is arranged on the sole. When the user wears sports shoes, a downward pressure is generated on the sole, so that the strip block on the inner wall of the small sole moves vertically downward, and then drives the hook block connected to the strip block to slide downward in the slide groove, so that the opening position of the hook block releases the restriction on the ball, and the hook end of the hook block does not affect the horizontal sliding of the adjusting rod. At this time, the ball is acted upon by the first return spring and moves horizontally away from the rear end of the sole. At this time, the shoelace connected to the ball is pulled by the ball to complete the tightening work of the sports shoes. When the user needs to take off the sports shoes, the adjusting block is pulled horizontally toward the rear end of the sole, and the adjusting rod connected to the adjusting block drives the ball to slide horizontally to the original position. At this time, the user only needs to lift his foot, and under the action of the second return spring, the hook block connected to the strip block slides vertically upward to re-engage the ball, so that the automatic tightening of the shoelace can still be completed when the user needs to wear sports shoes next time. The inner wall of the sliding hole is designed with a rubber sealing flap, which can effectively open and close when the adjustment rod slides. Under normal conditions, due to the closed limit of the upper and lower sealing flaps, it can not only significantly prevent water, but also effectively block dust. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Other features, objects and advantages of the present invention will become more apparent by reading the detailed description of non-limiting embodiments with reference to the following drawings:

[0015] Figure 1 This is a schematic diagram of the structure of a sports shoe with an automatic tightening structure according to the utility model;

[0016] Figure 2 It is a rear view structural schematic diagram of a sports shoe with an automatic tightening structure according to the utility model;

[0017] Figure 3 is a schematic diagram of a rear cross-sectional structure of a sports shoe;

[0018] Figure 4 It is a schematic diagram of the structure of the midsole and outsole of sports shoes;

[0019] Figure 5 is a schematic diagram of a side cross-sectional structure of a sports shoe;

[0020] Figure 6 It is a schematic diagram of the partial structure of the sports shoe from a side view. DETAILED DESCRIPTION

[0021] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0022] See also Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 , Figure 6 The utility model provides a technical solution of sports shoes with automatic tightening structure: the structure includes a vamp 1, a sole 2 is arranged at the lower end of the vamp 1, a shoelace 3 is arranged on the upper surface of the vamp 1, a shoelace storage pipe 4 extending to the sole 2 is arranged on the outer wall of the vamp 1, the sole 2 includes a small sole 201, a midsole 202, and an outsole 203, the small sole 201 is arranged above the midsole 202, the outsole 203 is arranged below the midsole 202, a strip-shaped sliding track 2025 is arranged in the midsole 202, a round ball 2021 connected to the shoelace 3 is arranged in the sliding track 2025, and a round ball 2021 connected to the round ball 202 is arranged in the sliding track 2025. 1, the outer wall of the middle bottom 202 is provided with a sliding hole 2022 which is slidably connected to the adjusting rod 2023, the part of the adjusting rod 2023 extending out of the outer wall of the sliding hole 2022 is slidably provided with an adjusting block 2024, the inner wall of the sliding track 2025 is vertically provided with a hook block 2026, a first return spring 2027 is horizontally provided between the ball 2021 and the inner wall of the middle bottom, the first return spring 2027 is located in the sliding track 2025, the inner wall of the small bottom 201 is vertically connected to the strip block 2011, the interlayer of the small bottom 201 is provided with a second return spring 2012, and the inner wall of the large bottom 203 is provided with a sliding groove 2031.

[0023] In order to enhance the environmental adaptability of the sports shoes, a closed petal 2028 is provided on the inner wall of the opening of the sliding hole 2022. The closed petal 2028 includes an upper petal and a lower petal. In normal state, except for the adjusting rod 2023, other areas are in a closed state, limited by the closure of the upper petal and the lower petal. The closed petal 2028 is made of rubber.

[0024] In order to release the restriction effect on the ball 2021, the slide groove 2031 and the hook block 2026 are a movable sleeve structure.

[0025] In order to effectively adjust the tightness of the shoelace 3 , the shoelace storage duct 4 is connected to the sliding track 2025 in the midsole 202 .

[0026] In order to improve the stability of the connection, the strip block 2011 passes through the midsole 202 and is connected to the top of the hook block 2026 .

[0027] In order to prevent the ball 2021 from being pulled back by the first return spring 2027, the inner diameter of the opening of the hook block 2026 is the same as the diameter of the ball 2021. In normal state, the opening of the hook block 2026 is staggered with the ball 2021.

[0028] In order to prevent the ball 2021 from directly contacting the small bottom 201 , the top of the hook block 2026 is higher than the top of the ball 2021 .

[0029] In order to improve the wear resistance of the shoelace 3, the shoelace 3 is woven with stainless steel rope.

[0030] In order to prevent the tightening structure in the midsole 202 from being deformed, a soft and hard combination structure is adopted. The small sole 201 is made of soft rubber, the midsole 202 and the outsole 203 are made of hard rubber, and the sole 2 adopts a three-layer sole structure.

[0031] When in use, when the user wears sports shoes, a downward pressure is generated on the sole 2, so that the strip block 2011 on the inner wall of the small bottom 201 moves vertically downward, thereby driving the hook block 2026 connected to the strip block 2011 to slide downward in the slide groove 2031, so that the opening position of the hook block 2026 releases the restriction on the ball 2021, and the hook end of the hook block 2026 does not affect the horizontal sliding of the adjusting rod 2023. At this time, the ball 2021 is acted upon by the first return spring 2027 and moves horizontally away from the rear end of the sole 2. At this time, the shoelace 3 connected to the ball 221 is pulled by the ball 221 to complete the tightening work of the sports shoes. When the user needs to take off the sports shoes, the adjusting block 2024 is pulled horizontally toward the rear end of the sole 2, and the adjusting rod 2023 connected to the adjusting block 2024 drives the ball 2021 to slide horizontally to the original position. At this time, the user only needs to lift his foot, and under the action of the second return spring 2012, the hook block 2026 connected to the bar block 2011 slides vertically upward to re-engage the ball 2021, so that the shoelace 3 can be automatically tightened the next time the user wears sports shoes. The inner wall of the sliding hole 2022 is designed with a rubber sealing flap 2028, which can effectively open and close when the adjustment rod 2023 slides. Under normal conditions, due to the closed limit of the upper and lower sealing flaps, it can not only significantly prevent water, but also effectively block dust.

[0032] The above shows and describes the basic principles and main features of the utility model and the advantages of the utility model. For those skilled in the art, it is obvious that the utility model is not limited to the details of the above exemplary embodiments, and can be implemented in other specific forms without departing from the spirit or basic features of the utility model. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the utility model is limited by the attached claims rather than the above description, and it is intended to include all changes within the meaning and scope of the equivalent elements of the claims. Any figure mark in the claims should not be regarded as limiting the claims involved.

[0033] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A sports shoe with an automatic tightening structure, characterized in that: The structure comprises a shoe upper (1), a sole (2) being provided at the lower end of the shoe upper (1), a shoelace (3) being provided on the upper surface of the shoe upper (1), a shoelace storage pipe (4) extending to the sole (2) being provided on the outer wall of the shoe upper (1), the sole (2) comprising a small sole (201), a middle sole (202), and an outer sole (203), the small sole (201) being provided above the middle sole (202), the outer sole (203) being provided below the middle sole (202), a strip-shaped sliding track (2025) being provided in the middle sole (202), a round ball (221) connected to the shoelace (3) being provided in the sliding track (225), and an adjusting rod (2025) connected to the round ball (221) being provided in the sliding track (2025). 023), the outer wall of the middle bottom (202) is provided with a sliding hole (2022) slidably connected to the adjustment rod (2023), the part of the adjustment rod (2023) extending out of the outer wall of the sliding hole (2022) is slidably provided with an adjustment block (2024), the inner wall of the sliding track (2025) is vertically provided with a hook block (2026), a first return spring (2027) is horizontally provided between the ball (221) and the inner wall of the middle bottom, the first return spring (2027) is located in the sliding track (2025), the inner wall of the small bottom (201) is vertically connected to the strip block (2011), the interlayer of the small bottom (201) is provided with a second return spring (2012), and the inner wall of the large bottom (203) is provided with a sliding groove (2031).

2. The sports shoe with automatic tightening structure according to claim 1, characterized in that: The inner wall of the opening of the sliding hole (2022) is provided with a closed flap (2028), the closed flap (2028) comprising an upper flap and a lower flap. In a normal state, except for the adjusting rod (2023), other areas are in a closed state, limited by the closure of the upper flap and the lower flap. The closed flap (2028) is made of rubber.

3. The sports shoe with automatic tightening structure according to claim 1, characterized in that: The slide groove (2031) and the hook block (2026) are a movable sleeve structure.

4. The sports shoe with automatic tightening structure according to claim 1, characterized in that: The shoelace storage pipe (4) is in communication with the sliding track (2025) in the midsole (202).

5. The sports shoe with automatic tightening structure according to claim 1, characterized in that: The strip-shaped block (2011) passes through the midsole (202) and is connected to the top of the hook-shaped block (2026).

6. The sports shoe with automatic tightening structure according to claim 1, characterized in that: The inner diameter of the opening of the hook-shaped block (2026) is the same as the diameter of the sphere (2021); in a normal state, the opening of the hook-shaped block (2026) and the sphere (2021) are staggered.

7. The sports shoe with automatic tightening structure according to claim 6, characterized in that: The top of the hook-shaped block (2026) is higher than the top of the sphere (2021).

8. The sports shoe with automatic tightening structure according to claim 1, characterized in that: The shoelace (3) is woven from stainless steel rope.

9. The sports shoe with automatic tightening structure according to claim 1, characterized in that: The small sole (201) is made of soft rubber, and the middle sole (202) and the large sole (203) are made of hard rubber.

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