A detachable midsole structure and shoe

CN224924650UActive Publication Date: 2026-11-03DONGGUAN BAMBOO DESIGN CO LTD
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Patent Information

Application Number
CN202522388994.5
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-11-11
Publication Date
2026-11-03
Estimated Expiration
2035-11-11

AI Technical Summary

Technical Problem

Existing insoles tend to slip off after prolonged use, leading to a decrease in shoe comfort.

Method used

The design features a detachable midsole structure. By using fixing holes on the base plate and the fixing part of the midsole, the midsole can be securely fixed. The design of the insert and groove enhances the stability and detachability of the midsole.

Benefits of technology

It effectively prevents the center pad from slipping, improves comfort, and facilitates the cleaning and replacement of the center pad.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to shoe technical field especially is a detachable insole structure and shoe, including bottom plate and middle pad, bottom plate is used for fixed to shoe, bottom plate is provided with fixed hole, middle pad includes the fixed part of body and the fixed part of setting in the bottom of body, the shape of fixed part is adapted to the shape of fixed hole, and the fixed part is installed in the slot position of external shoe after passing through fixed hole, and the inboard wall of fixed part and fixed hole is in contact, and the body is used for the top of bottom plate. The utility model discloses through setting fixed hole at bottom plate, and the fixed part of cooperation in middle pad, has realized the fixed mode of middle pad insertion bottom plate, thereby is favorable to dismounting in addition, also effectively prevents middle pad from slipping.
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Description

Technical Field

[0001] This utility model relates to the field of footwear technology, and in particular to a detachable midsole structure and a shoe. Background Technology

[0002] The midsole of a shoe typically refers to the part of the structure that comes into contact with the foot. Currently, to improve shoe comfort, insoles (also called midsoles) are placed in the midsole. However, after prolonged use, insoles are prone to slipping off, leading to a decrease in shoe comfort and making the shoe less usable. Summary of the Invention

[0003] This invention addresses the problems of existing technologies by providing a detachable midsole structure and shoe, which achieves both fixation and detachment of the midsole, thereby facilitating disassembly and cleaning, and preventing the midsole from slipping off after prolonged use.

[0004] To solve the above-mentioned technical problems, the present invention adopts the following technical solution: This utility model provides a detachable midsole structure, including a bottom plate and a midsole. The bottom plate is used to fix to the shoe and has a fixing hole. The midsole includes a body and a fixing part disposed at the bottom of the body. The shape of the fixing part is adapted to the shape of the fixing hole. After passing through the fixing hole, the fixing part is installed in the groove of the outer shoe. The fixing part abuts against the inner sidewall of the fixing hole, and the body abuts against the top of the bottom plate.

[0005] Furthermore, the base plate is also provided with a receiving groove, and the fixing hole is located in the receiving groove. The shape of the receiving groove is adapted to the shape of the body. The receiving groove is used to accommodate the body, and the outer side wall of the body abuts against the inner side wall of the receiving groove.

[0006] Furthermore, the middle pad also includes an insertion part, which is disposed at the bottom of the fixing part and is used to be inserted into the insertion hole of the outer shoe for positioning.

[0007] Furthermore, the main body, the fixing part, and the insertion part are integrally formed.

[0008] Furthermore, the insert is located directly below the heel of the corresponding shoe.

[0009] Furthermore, the width of the fixing part is smaller than the width of the body, and the length of the fixing part is smaller than the length of the body.

[0010] Furthermore, the bottom of the fixing part is provided with several compensation holes.

[0011] Furthermore, the base plate is provided with multiple mounting holes, which are connected to the holes of the outer shoe and then fixed by pins.

[0012] Furthermore, the base plate is made of PP material, and the middle pad is made of PU material.

[0013] This utility model also provides a shoe, including the above-described detachable midsole structure.

[0014] The beneficial effects of this utility model are as follows: By setting a fixing hole in the base plate and cooperating with the fixing part set in the middle pad, this utility model realizes the fixing method of inserting the middle pad into the base plate, which facilitates disassembly and assembly and effectively prevents the middle pad from slipping off. Attached Figure Description

[0015] Figure 1 This is a schematic diagram of Example 1.

[0016] Figure 2 This is an exploded view of Example 1.

[0017] Figure 3 This is a schematic diagram of the base plate of Example 1.

[0018] Figure 4 This is a schematic diagram of the pad in Example 1.

[0019] Figure 5 This is a schematic diagram of the fit between the shoe body and the midsole structure in Example 2.

[0020] Reference numerals: 1—bottom plate, 2—middle pad, 3—body, 4—fixing part, 5—insertion part, 6—shoe body, 11—fixing hole, 12—slot, 13—assembly hole, 41—compensation hole, 61—slot, 62—insertion hole. Detailed Implementation

[0021] To facilitate understanding by those skilled in the art, the present invention will be further described below with reference to embodiments and accompanying drawings. The content mentioned in the embodiments is not intended to limit the present invention. The present invention will be described in detail below with reference to the accompanying drawings.

[0022] Example 1 like Figures 1 to 4 As shown, this embodiment provides a detachable midsole structure, including a base plate 1 and a midsole 2. The base plate 1 is used to fix to the shoe and is provided with a fixing hole 11. The midsole 2 includes a body 3 and a fixing part 4 provided at the bottom of the body 3. The shape of the fixing part 4 is adapted to the shape of the fixing hole 11. After passing through the fixing hole 11, the fixing part 4 is installed in the groove 61 of the outer shoe. The fixing part 4 abuts against the inner sidewall of the fixing hole 11. The body 3 is used to abut against the top of the base plate 1.

[0023] This embodiment is applied to shoes. Specifically, the sole plate 1 is fixed to the inner top surface of the sole. Then, the fixing part 4 of the insole 2 passes through the fixing hole 11 and is inserted into the groove 61 of the outer shoe body 6 to fix the insole 2. Since the fixing hole 11 and the groove 61 limit the side of the fixing part 4, the insole 2 will not slide when a person walks, thus avoiding slippage. When the insole 2 needs to be cleaned or replaced, simply pull out the insole 2, and the fixing part 4 can be removed after leaving the groove 61 and the fixing hole 11, making it easy to disassemble and assemble.

[0024] In this embodiment, the base plate 1 is also provided with a receiving groove 12, and the fixing hole 11 is located in the receiving groove 12. The shape of the receiving groove 12 is adapted to the shape of the body 3. The receiving groove 12 is used to accommodate the body 3, and the outer side wall of the body 3 abuts against the inner side wall of the receiving groove 12.

[0025] The groove 12 is used to accommodate the body 3 of the pad 2, thereby limiting the side of the body 3 and further preventing the body 3 from sliding. In some situations, after the body 3 is inserted into the groove 12, the top surface of the body 3 is set coplanarly with the top surface of the base plate 1, so that when a person's foot comes into contact with the base plate 1 and the body 3, there will be no unevenness or bumps, thus improving comfort.

[0026] In this embodiment, the insole 2 further includes an insertion part 5, which is disposed at the bottom of the fixing part 4. The insertion part 5 is used to insert into the insertion hole 62 of the outer shoe for positioning. The insertion part 5 mainly plays a secondary positioning role, that is, by inserting the insertion part 5 into the insertion hole 62 of the shoe body 6 of the outer shoe, the insole 2 becomes more stable.

[0027] Specifically, the body 3, the fixing part 4, and the insertion part 5 are integrally formed, and the body 3, the fixing part 4, and the insertion part 5 are made of PU material, so that the connection between the body 3, the fixing part 4, and the insertion part 5 is more stable, and disintegration is avoided to avoid affecting the actual quality.

[0028] Specifically, the insert 5 is located directly below the heel of the shoe corresponding to the main body 3, thus allowing the insert 5 to also strengthen the rear end of the insole 2 corresponding to the heel. On the one hand, this position corresponds to the heel of the shoe, and most leather shoes and casual shoes have a raised heel, so there is more space to accommodate the insert 5, and the strength of this position is not reduced due to the setting of the insert hole 62; on the other hand, since the pressure applied by the person to the heel of the shoe is greater than that of other positions, strengthening the strength of the insole 2 at this position by using the insert 5 also helps to improve the service life of this utility model.

[0029] In this embodiment, the width of the fixing part 4 is smaller than the width of the body 3, and the length of the fixing part 4 is smaller than the length of the body 3. Specifically, the shape of the fixing part 4 is approximately proportionally smaller than the shape of the body 3, which helps to make the body 3 more evenly stressed.

[0030] In this embodiment, the bottom of the fixing part 4 is provided with a plurality of compensation holes 41, which compensate for the volume of the fixing part 4 due to deformation under force, thereby preventing the fixing part 4 from being easily torn due to excessive internal stress.

[0031] In this embodiment, the base plate is provided with a plurality of mounting holes 13, which are connected to the holes of the outer shoe and then fixed by pins.

[0032] In this embodiment, the base plate 1 is made of PP material.

[0033] Example 2 like Figure 5 As shown, this embodiment provides a shoe including the detachable midsole structure described in Embodiment 1. Specifically, the shoe has a shoe body 6, and the shoe body 6 is provided with a groove 61 and an insertion hole 62, wherein the insertion hole 62 is located directly below the groove 61 and communicates with the groove 61. By using the groove 61 to accommodate the fixing part 4 and the insertion hole 62 to accommodate the insertion part 5, secondary fixation of the midsole structure is achieved to ensure stability and comfort during use.

[0034] The above description is merely a preferred embodiment of the present utility model and is not intended to limit the present utility model in any way. Although the present utility model has been disclosed above with reference to a preferred embodiment, it is not intended to limit the present utility model. Any person skilled in the art can make some changes or modifications to the above-disclosed technical content to create equivalent embodiments without departing from the scope of the present utility model. Any simple modifications, equivalent changes, and modifications made to the above embodiments based on the present utility model without departing from the scope of the present utility model shall fall within the scope of the present utility model.

Claims

1. A detachable midsole structure, characterized in that, It includes a sole plate and an insole. The sole plate is used to fix to the shoe and has fixing holes. The insole includes a body and a fixing part provided at the bottom of the body. The shape of the fixing part is adapted to the shape of the fixing hole. After passing through the fixing hole, the fixing part is installed in the groove of the outer shoe. The fixing part abuts against the inner side wall of the fixing hole. The body is used to abut against the top of the sole plate. The base plate is also provided with a receiving groove, and the fixing hole is located in the receiving groove. The shape of the receiving groove is adapted to the shape of the body. The receiving groove is used to accommodate the body, and the outer side wall of the body abuts against the inner side wall of the receiving groove. The middle pad also includes an insertion part, which is located at the bottom of the fixing part and is used to be inserted into the insertion hole of the outer shoe for positioning. The base plate is provided with multiple mounting holes, which are connected to the holes of the outer shoe and then fixed by pins.

2. The detachable midsole structure according to claim 1, characterized in that, The main body, the fixing part, and the insertion part are integrally formed.

3. The detachable midsole structure according to claim 1, characterized in that, The insert is located directly below the heel of the corresponding shoe.

4. The detachable midsole structure according to claim 1, characterized in that, The width of the fixing part is smaller than the width of the body, and the length of the fixing part is smaller than the length of the body.

5. The detachable midsole structure according to claim 1, characterized in that, The bottom of the fixing part is provided with several compensation holes.

6. The detachable midsole structure according to claim 1, characterized in that, The base plate is made of PP material, and the middle pad is made of PU material.

7. A shoe, characterized in that, Includes the detachable midsole structure as described in any one of claims 1-6.