CN216363891U

CN216363891U - Bionic fishbone-shaped orthopedic insole

Info

Publication number: CN216363891U
Application number: CN202122789859.3U
Authority: CN
Inventors: 莫富灏; 吴柯
Original assignee: Hunan University
Current assignee: Hunan University
Priority date: 2021-11-15
Filing date: 2021-11-15
Publication date: 2022-04-26
Anticipated expiration: 2031-11-15

Abstract

The utility model discloses a bionic fishbone-shaped orthopedic insole which comprises a base and a contact layer, wherein the base comprises a main body, an elastic plate and an energy absorption plate, the elastic plate and the energy absorption plate are respectively embedded at the front sole and the heel of the bottom surface of the main body, a fishbone plate is embedded from the arch of the foot to the heel of the main body, abdicating holes are formed in the fishbone plate corresponding to the energy absorption plate, and the contact layer is attached to the upper surface of the main body. According to the utility model, the energy absorption plates with different sizes are arranged at the heel part of the base, so that the stress areas of the heels of different users can be effectively increased, the oppressive feeling of the heels of the users is reduced, and the comfort level is increased; meanwhile, people in different postures deform when the orthopedic insole is used through different shapes arranged on the fishbone plate, so that different foot postures can be adjusted.

Description

Bionic fishbone-shaped orthopedic insole

Technical Field

The utility model belongs to the field of rehabilitation equipment, and particularly relates to a bionic fishbone-shaped orthopedic insole.

Background

The incidence of pain and injury in the lower limbs of the flat foot and the high arch foot is higher than that of the normal foot, which can cause injuries such as knee injury, ankle joint, plantar fasciitis, calcaneus, and achilles tendonitis. Some injuries occur in the high arch group, some in the low arch group, and some on both foot types.

The gait of the flat foot, the horseshoe foot and the high arch foot is usually distinguished from that of a healthy person, and the pressure in the region of the sole of the foot is also higher than that of a healthy person, and these conditions can be adjusted by a foot orthosis. The foot orthosis is widely used by people with flat feet and high arches due to the characteristics of simple manufacture, low price and short manufacturing period. The proper foot orthosis can effectively improve the pressure distribution of the sole of a user in walking and relieve the concentration degree of the pressure of the local area of the sole of the patient. However, one side of the existing correcting insole cannot be matched with various foot shapes and is not attached to the foot.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a bionic fishbone-shaped orthopedic insole which can adjust different foot postures by arranging different fishbone plate shapes.

The bionic fishbone-shaped orthopedic insole comprises a base and a contact layer, wherein the base comprises a main body, an elastic plate and an energy absorption plate, the elastic plate and the energy absorption plate are respectively embedded in the front sole and the heel of the bottom surface of the main body, a fishbone plate is embedded from the arch of the foot to the heel of the main body, abdicating holes are formed in the fishbone plate corresponding to the energy absorption plate, and the contact layer is attached to the upper surface of the main body.

The elastic plate is rectangular, and four corners of the rectangle are arc angles.

The energy absorption plate is circular or oval.

The front side of the fish bone plate adopts fishbone-shaped cracks, and specifically comprises a plurality of cracks formed in the left side, a plurality of cracks formed in the right side or a plurality of cracks formed in the left side and the right side.

The cracks are uniformly arranged, and the number of the cracks is 3 or 5.

The bottom of the crack is provided with a limiting hole, and the limiting hole becomes wider from one side close to the crack to the bottom; the shape defining the aperture includes a circle and an ellipse with an opening at one end.

The contact layer comprises reticulated gauze.

Foam is attached between the reticulated gauze and the substrate.

The main body is made of hard EVA material; the fishbone plate is made of nylon material; the energy absorption plate is made of energy absorption EVA material; the elastic plate is made of high-elasticity EVA material; the foam is made of sponge foam or EVA foam.

According to the bionic fishbone-shaped orthopedic insole, the energy absorption plates with different sizes are arranged at the heel part behind the base, so that the stress areas of the heels of different users can be effectively increased, the oppressive feeling of the heels of the users is reduced, and the comfort level is increased; meanwhile, people in different postures deform when the orthopedic insole is used through different shapes arranged on the fishbone plate, so that different foot postures can be adjusted.

Drawings

FIG. 1 is a schematic diagram of the layered structure of the present invention.

Fig. 2 is a schematic view of the bottom slotted structure of the main body of the present invention.

Fig. 3 is a schematic diagram of the structure of the right foot of the fish bone plate of the utility model in shape a.

Fig. 4 is a schematic diagram of the left leg structure of the fish bone plate of the present invention in shape a.

Fig. 5 is a schematic diagram of the structure of the right foot of the fish bone plate of the utility model in shape b.

Fig. 6 is a schematic diagram of the structure of the left foot of the fish bone plate of the utility model in shape b.

Fig. 7 is a schematic diagram of the structure of the right foot of the fish bone plate of the present invention in shape c.

Fig. 8 is a schematic diagram of the left foot configuration of shape c of the fish bone plate of the present invention.

Fig. 9 is a schematic diagram of the structure of the right foot of the fish bone plate of the present invention in shape d.

Fig. 10 is a schematic diagram of the left leg structure of the shape d of the fish bone plate of the present invention.

Fig. 11 is a schematic diagram of the structure of the right foot of the fish bone plate of the present invention in shape e.

Fig. 12 is a schematic view of the left leg structure of the fish bone plate of the present invention in shape e.

Fig. 13 is a schematic diagram of the structure of the right foot of the fish bone plate of the present invention in shape f.

Fig. 14 is a schematic left-foot configuration of the fish bone plate of the present invention in shape f.

Detailed Description

Fig. 1 is a schematic view of the layered structure of the orthopedic insole of the utility model: the bionic fishbone-shaped orthopedic insole comprises a base and a contact layer, wherein the base comprises a main body 4, an elastic plate 3 and an energy-absorbing plate 1, the elastic plate 3 and the energy-absorbing plate 1 are respectively embedded in the front sole and the heel of the bottom surface of the main body, a fishbone plate 2 is embedded from the arch of the main body to the heel of the main body, abdicating holes 21 are formed in the fishbone plate corresponding to the energy-absorbing plate, and the contact layer is attached to the upper surface of the main body 4. The base is arranged at the lower part and used for supporting a human body and absorbing energy in a buffering way; the contact layer is in direct contact with a user; the contact layer comprises foam 5 and reticulated gauze 6 for providing breathability and comfort; the main body is provided with foam 5, and the reticulate gauze 6 is attached to the foam 5. The elastic plate 3 is rectangular, four corners of the rectangle are arc angles, the area of the elastic plate is about the area of a sole, when the user walks to enable the forefoot to fall to the ground, energy is absorbed, the user performs energy rebound before the user prepares to start the next step, and the user is assisted in lifting the forefoot on the next step. The energy absorption plate 1 is circular or oval, and the area of the energy absorption plate 1 is 1/3 which is smaller than the bottom area of the user's heel and larger than the bottom area of the user's heel; the energy absorption plate 1 is used for absorbing energy when the heel contacts the ground and assisting walking.

The foam 5 and the reticulated gauze 6 are pressed and fixed on the upper layer of the main body 4 by adopting a hot pressing process at 85 ℃; the elastic plate 3, the fish bone plate 2 and the energy absorption plate 1 are attached to the bottom layer of the main body 4 through glue.

Fig. 2 is a schematic view of the bottom slotted structure of the main body of the orthopedic insole of the utility model. The bottom of the main body 4 is provided with a groove which comprises an energy absorption plate mounting groove 41, a fishbone plate mounting groove 42 and an elastic plate mounting groove 43; the energy absorption plate mounting groove 41 is used for mounting the energy absorption plate 1, the fishbone plate mounting groove 42 is used for mounting the fishbone plate 42, and the elastic plate mounting groove 43 is used for mounting the elastic plate 3.

The main body 4 has an elastic modulus of 9.56 x 10^-3The stereoplasm EVA material of Gpa for keep apart fish bone plate 2, avoid fish bone plate 2's rigidity direct conduction to sole, improve the travelling comfort of this product.

Fig. 3 is a schematic diagram of the structure of the right foot of the fish bone plate of the utility model in shape a. Fig. 4 is a schematic diagram of the left leg structure of the fish bone plate of the present invention in shape a. Fig. 5 is a schematic diagram of the structure of the right foot of the fish bone plate of the utility model in shape b. Fig. 6 is a schematic diagram of the left leg structure of the fish bone plate of the present invention in shape b. Fig. 7 is a schematic diagram of the structure of the right foot of the fish bone plate of the present invention in shape c. Fig. 8 is a schematic diagram of the left leg structure of the fish bone plate of the present invention in shape c. Fig. 9 is a schematic diagram of the structure of the right foot of the fish bone plate of the present invention in shape d. Fig. 10 is a schematic diagram of the left leg structure of the fish bone plate of the present invention in shape d. Fig. 11 is a schematic diagram of the structure of the right foot of the fish bone plate of the present invention in shape e. Fig. 12 is a schematic diagram of the left leg structure of the fish bone plate of the present invention in shape e. Fig. 13 is a schematic diagram of the structure of the right foot of the fish bone plate of the present invention in shape f. Fig. 14 is a left-foot structural view showing the shape f of the fish bone plate of the present invention. The heel of the fishbone plate 2 is provided with a abdicating hole 21; the shape of the relief hole 21 is oval or circular.

The front side of the fishbone plate 2 adopts fishbone-shaped cracks 22, and specifically comprises a plurality of cracks on the left side, a plurality of cracks on the right side or a plurality of cracks on the left and right sides. The bottom of the crack is provided with a limiting hole 23, the limiting hole 23 gradually widens from one side close to the crack to the bottom, and the limiting hole 23 is oval in the embodiment; the length of the slits is about 1/3 of the width of the fish bone plate 2, and the slits 22 are uniformly arranged, so that the fish bone plate 2 can be deformed at the inner side through different foot postures during use, and can be adapted to different foot postures.

In this embodiment, the fishbone plate 2 of the right foot adopts 6 different shapes of shapes a-f as shown in fig. 3-14, which correspond to the needs of users with severe pronation (flat foot) to severe supination (high arch foot) arch, and provides the users with plantar support and correction or maintenance of plantar pressure center line (COP) by using the rigidity and toughness of the fishbone plate; taking the right foot as an example, the left foot and the right foot are mutually in axisymmetrical shapes:

the left side of the right foot in the shape a is not provided with cracks, and the right side is provided with 5 cracks uniformly; the left side of the right foot in the shape b is uniformly provided with 3 cracks, and the right side of the right foot is uniformly provided with 5 cracks; the left side of the right foot in the shape c is not provided with cracks, and the right side is provided with 3 uniform cracks; 5 cracks are uniformly formed on the left side of the right foot in the shape d, and no crack is formed on the right side of the right foot; the left side of the right foot in the shape e is uniformly provided with 5 cracks, and the right side of the right foot is uniformly provided with 3 cracks; 3 cracks are uniformly formed on the left side of the right foot in the shape f, and no crack is formed on the right side of the right foot; the number and location of the splits is normal, supination or pronation based on the user's plantar posture.

In this embodiment, the shape a is adopted by the highly pronated user, the shape b is adopted by the ordinary pronated user, the shape c or d is adopted by the normal posture user, the shape e is adopted by the ordinary supinated user, and the shape f is adopted by the highly supinated user.

The fish bone plate 2 has an elastic modulus of 2.8 x 10^-3The nylon material of Gpa has high elastic modulus and strong rigidity, and can maintain the sole support of users.

The energy absorption plate 1 has the elastic modulus of 4.3 x 10^-4The energy-absorbing EVA material of Gpa to the setting is used for the energy-absorbing buffering when the heel falls to the ground at the bottom of heel, is used for the impact of heel department when lightening the user and walking.

The elastic plate 3 has an elastic modulus of 8.36 x 10^-5The high-elasticity EVA material of Gpa is arranged at the bottom of the metatarsal bone, absorbs energy when the walking forefeet fall to the ground, and can rebound to assist the user to lift the next forefeet.

The foam 5 is made of Haiboloy foam; the sponge is soft and loose, and provides good comfort and adaptability for users when the users walk. In this example, the seawave foam has a modulus of elasticity of 3.12 x 10^-5The Gpa foam cotton material has the lowest elastic modulus, namely the best softness, and provides good sole contact comfort for users.

The reticulate gauze 6 directly contacts the sole or the clothes and socks of the user, thereby preventing sweat from directly flowing onto the foam 5 and simultaneously keeping the air permeability.

Claims

1. A bionic fishbone-shaped orthopedic insole is characterized in that: the insole comprises a base and a contact layer, wherein the base comprises a main body, an elastic plate and an energy absorption plate, the elastic plate and the energy absorption plate are respectively embedded in the front sole and the heel of the bottom surface of the main body, a fishbone plate is embedded from the arch of the foot to the heel of the main body, a abdicating hole is formed in the fishbone plate corresponding to the energy absorption plate, and the contact layer is attached to the upper surface of the main body.

2. The bionic fishbone-shaped orthopedic insole according to claim 1, characterized in that the elastic plate is rectangular, and the four corners of the rectangle are arc angles.

3. The bionic fishbone-shaped orthopedic insole according to claim 1, characterized in that the energy absorbing plate is circular or oval.

4. The bionic fishbone-shaped orthopedic insole according to claim 3, characterized in that the front side of the fishbone plate is provided with fishbone-shaped slits, specifically comprising a plurality of slits on the left side, a plurality of slits on the right side or a plurality of slits on both sides.

5. The biomimetic fishbone-shaped orthopedic insole according to claim 4, wherein the slits are uniformly arranged, and the number of the slits is 3 or 5.

6. The biomimetic fishbone-shaped orthopedic insole of claim 5, wherein the number of slits comprises: the left side is not provided with cracks, and the right side is uniformly provided with 5 cracks; 3 cracks are uniformly formed on the left side, and 5 cracks are uniformly formed on the right side; the left side is not provided with cracks, and the right side is provided with 3 uniform cracks; 5 cracks are uniformly formed on the left side, and no crack is formed on the right side; 5 cracks are uniformly formed on the left side, and 3 cracks are uniformly formed on the right side; 3 cracks are evenly opened on the left side, and no crack is opened on the right side.

7. The bionic fishbone-shaped orthopedic insole according to claim 4, characterized in that the bottom of the slit is provided with a limiting hole, the limiting hole is gradually widened from one side close to the slit to the bottom, and the shape of the limiting hole comprises a circle or an ellipse.

8. The biomimetic fishbone-shaped orthopedic insole according to claim 1, wherein the contact layer comprises textured gauze.

9. The biomimetic fishbone-shaped orthopedic insole according to claim 8, wherein foam is attached between the textured gauze and the base.

10. The bionic fishbone-shaped orthopedic insole according to claim 9, characterized in that the main body is made of hard EVA material; the fishbone plate is made of nylon material; the energy absorption plate is made of energy absorption EVA material; the elastic plate is made of high-elasticity EVA material; the foam is made of Haiboli foam.