CN214630340U

CN214630340U - Flat foot orthopedic shoe

Info

Publication number: CN214630340U
Application number: CN202120508333.0U
Authority: CN
Inventors: 汤运启; 魏钰峰; 梁佩瑶; 张莘琛; 马腾
Original assignee: Shaanxi University of Science and Technology
Current assignee: Shaanxi University of Science and Technology
Priority date: 2021-03-10
Filing date: 2021-03-10
Publication date: 2021-11-09
Anticipated expiration: 2031-03-10

Abstract

A flat foot orthopedic shoe is characterized in that an orthopedic structure is embedded in a sole and comprises an arch adjusting plate with elasticity, the middle section of the arch adjusting plate is an arc which protrudes upwards and corresponds to the radian of the arch of a human foot, and an adjusting structure for adjusting the bending radian of the arch adjusting plate in the length direction is arranged between the arch adjusting plate and a middle sole of a sports shoe. The invention simultaneously provides three specific adjusting structures, and can solve the problems that the traditional flat foot correcting system unit is small and hard, and cannot be attached to the arch of a patient, so that the foot of the patient feels hard and cannot be effectively corrected.

Description

Flat foot orthopedic shoe

Technical Field

The invention belongs to the technical field of shoemaking, and particularly relates to flat-foot orthopedic shoes.

Background

The flat foot is a common foot disease, the incidence rate of which accounts for 7.1% of the population, and most women over 50 years old are in adult flat foot. People with flat feet are common, but the flat feet are not common. In addition, the flatfoot occurs in any season and region. Some patients with flat feet have no obvious expression, and have foot pain after long-distance walking and slow relief after rest. If the foot is further developed, the symptoms such as abnormal gait, ankle pain and swelling are mainly presented, the congenital flat feet can exist, and the acquired flat feet can also appear due to certain factors. The flat feet also cause complications such as tendonitis, plantar fasciitis, low back pain, and the like.

One possible form of correction is to use flat foot corrective shoes to gradually correct the patient's flat arch, relieving symptoms and alleviating pain. The prior art mainly comprises:

flat foot insoles, such as Chinese patent CN 202536256U, comprising reinforcing pads and sponge strips; the reinforcing pad main body is L-shaped and the lower part of the reinforcing pad main body is connected with the insole. The sponge strip is soft sponge and is positioned at the arch of the insole. The utility model discloses sponge strip department shoe-pad is slightly thin, and other parts are slightly thick to balanced sole structure avoids the flat foot to press against the foot, simple structure, convenient to use.

The Lining bow is from Zhao state bridge, and has the structure that a flat plate with radian is arranged in the heel stressed area of the insole, the flat plate deforms to absorb pressure when being stressed, and then returns to deform, and the flat plate is applied to the arch part of the insole to ensure that the foot arch of a patient is always attached to the arch part of the foot in the walking process.

The existing flat foot correction structure has the following defects:

(1) the flat foot correction technology is mainly used for shoe pad correction in the market. Orthopedic insoles, however, do not fully conform to the patient's foot during athletic walking and are generally large due to their construction.

(2) The orthopedic insole has an integral structure and cannot be changed according to the correction treatment course, so that the orthopedic insole needs to be continuously customized again according to the correction condition. The treatment and correction process is complicated and the cost is high.

Disclosure of Invention

In order to overcome the defects of the prior art, the invention aims to provide a pair of flat-foot orthopedic shoes, which can solve the problems that the traditional flat-foot correcting system unit is small and hard in structure, and cannot be attached to the arch of a patient, so that the foot of the patient feels hard and cannot be effectively corrected.

In order to achieve the purpose, the invention adopts the technical scheme that:

a flat foot orthopedic shoe is characterized in that an orthopedic structure is embedded in a sole, the orthopedic structure comprises an arch adjusting plate 1 with elasticity, the middle section of the arch adjusting plate 1 is an arc which protrudes upwards and corresponds to the radian of the arch of a foot of a person, and an adjusting structure for adjusting the bending radian of the arch adjusting plate 1 in the length direction is arranged between the arch adjusting plate 1 and a middle sole of a sports shoe.

The arch of foot regulating plate 1 is the independent structure of integration, adjust the structure include along length direction set up in the gear groove 7 of two inside sides in sports shoes insole, the bottom four corners of arch of foot regulating plate 1 is provided with a gear 3 respectively, and two gears 3 along length direction mesh in the gear groove 7 of one side, and are connected with between two gears 3 along length direction and adjust rope 2, and two middle parts of adjusting rope 2 are respectively around on adjusting the pulley 4, adjust with the perpendicular to between the pulley 4 with two the shaft member of length direction connects.

The outer end of at least one of the regulating torsion wheels 4 extends out of the middle sole of the sports shoe.

The arch adjusting plate 1 and the heel 6 of the sports shoe are connected into an integral structure, the adjusting structure comprises a metal adjusting rod 8 arranged along the length direction, the metal adjusting rod 8 is positioned below the arch adjusting plate 1, the front end of the metal adjusting rod is connected with the front end of the arch adjusting plate 1, the tail end of the metal adjusting rod is provided with a tooth space structure and is meshed with an adjusting gear 9 in the heel 6, and the outer end of the adjusting gear 9 extends out of the side face of the insole of the sports shoe.

The metal adjusting rod 8 is provided with a buffer spring 10.

The arch adjusting plate 1 is connected with the front end of the sports shoe to form an integral structure, the adjusting structure comprises a metal screw rod 11 arranged along the length direction, the front end of the metal screw rod 11 penetrates through the heel 6 of the sports shoe to be connected with the rear end of the arch adjusting plate 1, and the rear end of the metal screw rod 11 is positioned on the outer side of the tail of the heel 6.

A protection spring 12 is arranged below the arch adjusting plate 1, and the protection spring 12 is connected between the front end and the rear end of the arch adjusting plate 1.

The arch adjusting plate 1 is divided into two parts along the central axis of the length direction, and each part is provided with a set of adjusting structure.

The two ends of the arch adjusting plate 1 are tilted upwards at the lowest position and respectively extend towards the half sole and the back sole.

A buffer air bag 5 is arranged inside a heel 6 of the sports shoe.

Compared with the prior art, the utility model discloses the structure is comparatively simple, because orthopedic principle is different with traditional orthopedic shoe-pad, so do not have too much condition restriction to the user, can adjust according to foot type length, individual hobby. No matter the size is fat or thin, this structure all can be along with arch of foot deformation during the motion, corrects the reinforcement of performance according to the change of different wearers self arch of foot, can provide good correction effect for the flat-feet crowd of difference. In addition, the structure does not need higher ground clearance, does not influence stability, has certain shock absorption, and can effectively solve the problem that the flat-foot patient cannot stand for a long time.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention.

FIG. 2 is a top view of an embodiment of the present invention.

Fig. 3 is a side view of an embodiment of the present invention.

FIG. 4 is a schematic diagram of a midsole structure and forces according to an embodiment of the invention.

Fig. 5 is a top view of a midsole structure according to an embodiment of the invention.

FIG. 6 is a top view of a gear in accordance with an embodiment of the present invention.

FIG. 7 is a schematic view of a gear and an adjustment cord in accordance with an embodiment of the present invention.

FIG. 8 is a schematic view of the structure of the gear groove on the inner side of the middle sole of the sports shoe according to the embodiment of the invention.

FIG. 9 is a schematic view of the operation of a gear according to an embodiment of the present invention.

FIG. 10 is a schematic view of the operation of an adjustment torsion wheel (before adjustment) according to an embodiment of the present invention.

FIG. 11 is a schematic diagram of the operation of an adjustment torsion wheel (after adjustment) according to an embodiment of the present invention.

Fig. 12 is a schematic view of an outer end locking structure of an adjustment torsion wheel according to an embodiment of the invention.

FIG. 13 is a schematic diagram of an external structure of an embodiment of the present invention.

Fig. 14 is a side view of an embodiment of the present invention.

Fig. 15 is a schematic diagram of the adjustment principle of the second embodiment of the present invention.

Figure 16 is a top view of the interior of a heel according to a second embodiment of the present invention.

FIG. 17 is a top view of the overall structure of the second embodiment of the present invention.

FIG. 18 is a schematic structural diagram of a metal adjustment rod according to an embodiment of the present invention.

Fig. 19 is a schematic view (side view) of a second adjusting gear according to the embodiment of the present invention.

Fig. 20 is a schematic view (top view) of an adjusting gear according to a second embodiment of the present invention.

FIG. 21 is a schematic view of a metal adjusting lever and an adjusting gear according to an embodiment of the present invention.

FIG. 22 is a schematic view of the outer end lock of the second adjusting gear according to the embodiment of the present invention.

Fig. 23 is a three-sided view of an embodiment of the present invention.

Fig. 24 is a schematic diagram of a third adjustment principle of the embodiment of the invention.

Figure 25 is a rear elevational view of a third heel section in accordance with an embodiment of the present invention.

Figure 26 is a top view of a third heel section of an embodiment of the present invention.

FIG. 27 is a top view of the overall structure of an embodiment of the present invention.

Detailed Description

The embodiments of the present invention will be described in detail below with reference to the drawings and examples.

The invention relates to flat foot orthopedic shoes, wherein an orthopedic structure is embedded in a sole, the orthopedic structure comprises an elastic arch adjusting plate 1, the middle section of the arch adjusting plate 1 is an arc which protrudes upwards and corresponds to the radian of the arch of a human foot, an adjusting structure for adjusting the bending radian of the arch adjusting plate 1 in the length direction is arranged between the arch adjusting plate 1 and a midsole of sports shoes, the arch adjusting plate 1 is a main effective component of the whole structure, and the adjusting function is mainly generated through the elastic deformation of the component.

The structure is different from the traditional orthopedic insoles, and the shape of the foot of the patient is changed mainly by the deformation of the arch adjusting plate 1 to achieve the aim of correction. Meanwhile, the adjustable foot-flattening device can be adjusted and changed according to personal feeling and the degree of the flat feet, the application range is wider, and the service life is longer. Meanwhile, certain shock absorption performance can be provided, so that a wearer can obtain better experience in the walking process.

Several specific adjustment configurations are possible as follows.

Example one

As shown in fig. 1 to 12, the arch adjusting plate 1 is an integrated independent structure and is made of a whole block of polymer material, the adjusting structure includes gear grooves 7 arranged on two sides inside the insole of the sports shoe along the length direction, four corners of the bottom of the arch adjusting plate 1 are respectively provided with a gear 3, and the two gears 3 along the length direction are meshed in the gear grooves 7 on one side, so that the smoothness and integrity of shock absorption can be ensured. And be connected with between two gears 3 along length direction and adjust rope 2, two middle parts of adjusting rope 2 are respectively around adjusting the wheel 4, adjust between the wheel 4 with the shaft member of perpendicular to length direction and connect, wherein the outer end of at least one regulation wheel 4 should stretch out the motion shoes insole so that adjust, and stretch out the end and should install the hasp.

Specifically, the structure can enable the structure to cling to the arch of the foot of a user according to deformation generated in the walking process. When foot falls to the ground at every turn, the circular arc in arch of foot regulating plate 1 middle section receives the extrusion and produces deformation, and this kind of deformation is similar with the deformation of arch of foot, can play good shock attenuation effect again when both superposes, can make to let the flat-footed patient can not produce fatigue too fast in the in-process of walking. When the adjusting torsion wheel 4 is twisted, as shown in fig. 10, the adjusting rope 2 is twisted to drive the gear 3 to move on the gear groove 7, the arch adjusting plate 1 can be lifted by clockwise twisting, and the adjustment is performed reversely when the arch adjusting plate needs to be lowered. The arch adjusting plate 1 is fixed by a length by fixing on the gear groove 7 so as to adjust the radian of the arch adjusting plate.

Example two

As shown in fig. 13 to 22, the arch adjusting plate 1 is connected to the heel 6 of the sports shoe in an integral structure, which is composed of one integral piece of polymer material, to increase its structural strength. The adjusting structure comprises a metal adjusting rod 8 arranged along the length direction, the metal adjusting rod 8 is positioned below the arch adjusting plate 1, the front end of the metal adjusting rod 8 is connected with the front end of the arch adjusting plate 1, the tail end of the metal adjusting rod is provided with a tooth space structure and is meshed with an adjusting gear 9 in the heel 6, and the outer end of the adjusting gear 9 extends out of the side face of the insole of the sports shoe. The working principle is that the adjusting gear 9 drives the metal adjusting rod 8 to move backwards, so that the arch adjusting plate 1 is squeezed and elastically deformed to achieve the purpose of correcting the flat feet.

In the structure, the metal adjusting rod 8 can be provided with the buffer spring 10, which mainly plays a role in protection, and can ensure that the original shape can be maintained without excessive deformation when the metal adjusting rod 8 and the adjusting gear 9 are retracted during working.

In the structure, the left and right pieces of the arch adjusting plate 1 can be separately and independently adjusted according to the different arc degrees of the inner arch and the outer arch of the human arch, and the area sizes of the two pieces can be different.

EXAMPLE III

As shown in fig. 23 to 27, the arch adjusting plate 1 is connected to the front end of the sports shoe in an integral structure, which is composed of one integral piece of polymer material, to increase the structural strength thereof. The adjusting structure comprises metal screws 11 arranged along the length direction, the front ends of the metal screws 11 penetrate through heels 6 of the sports shoes to be connected to the rear ends of the arch adjusting plates 1, the rear ends of the metal screws 11 are located on the outer sides of the tail portions of the heels 6, the metal screws 11 are screwed to achieve the pushing effect, and then the arch adjusting plates 1 are elastically deformed. The threads on the metal screw 11 can ensure that the foot arch adjusting plate 1 can be adjusted and stopped at any time, and the foot arch adjusting plate is fixed stably and cannot slide.

In the structure, a protection spring 12 is arranged below the arch adjusting plate 1, and the protection spring 12 is connected between the front end and the rear end of the arch adjusting plate 1 and plays a role in protecting the arch adjusting plate 1.

In the structure, the arch adjusting plate 1 is divided into two parts along the central axis in the length direction, the area of the two parts can be different, and each part is provided with a set of adjusting structure, so that the left and right pieces of the arch adjusting plate 1 can be separated and independently adjusted.

In the embodiments of the present invention, both ends of the arch adjusting plate 1 are tilted upward at the lowest position and extend toward the front sole and the rear sole, respectively, and additional shock absorption can be provided at the front sole and the rear sole.

In the embodiments of the present invention, a cushion bladder 5 is provided inside a heel 6 of the sports shoe to increase shock-absorbing performance.

Claims

1. The flat foot orthopedic shoes are characterized in that the orthopedic structures are embedded in soles, each orthopedic structure comprises an elastic arch adjusting plate (1), the middle section of each arch adjusting plate (1) is an arc which protrudes upwards and corresponds to the radian of the arch of a foot, and an adjusting structure for adjusting the bending radian of the arch adjusting plate (1) in the length direction is arranged between each arch adjusting plate (1) and a middle sole of a sports shoe.

2. The flat-foot orthopedic shoe according to claim 1, characterized in that the arch adjusting plate (1) is an integrated independent structure, the adjusting structure comprises gear grooves (7) which are arranged on two sides of the inner part of the insole of the sports shoe along the length direction, the four corners of the bottom of the arch adjusting plate (1) are respectively provided with a gear (3), the two gears (3) along the length direction are meshed in the gear grooves (7) on one side, the adjusting rope (2) is connected between the two gears (3) along the length direction, the middle parts of the two adjusting ropes (2) are respectively wound on an adjusting torsion wheel (4), and the two adjusting torsion wheels (4) are connected through a shaft which is perpendicular to the length direction.

3. The flat-foot orthopaedic shoe according to claim 2, wherein the outer end of at least one of the adjustment pulleys (4) protrudes beyond the sports midsole.

4. The flat-foot orthopedic shoe according to claim 1, characterized in that the arch adjusting plate (1) is connected with the heel (6) of the sports shoe to form a whole structure, the adjusting structure comprises a metal adjusting rod (8) arranged along the length direction, the metal adjusting rod (8) is positioned below the arch adjusting plate (1), the front end of the metal adjusting rod is connected with the front end of the arch adjusting plate (1), the tail end of the metal adjusting rod is provided with a tooth socket structure and is meshed with an adjusting gear (9) in the heel (6), and the outer end of the adjusting gear (9) extends out of the side surface of the insole of the sports shoe.

5. The flat-foot orthopaedic shoe according to claim 4, wherein the metal adjustment bar (8) is provided with a damping spring (10).

6. The flat-foot orthopedic shoe according to claim 1, characterized in that the arch-adjusting plate (1) is connected with the front end of the sports shoe in a whole structure, the adjusting structure comprises a metal screw (11) arranged along the length direction, the front end of the metal screw (11) is connected with the rear end of the arch-adjusting plate (1) through the heel (6) of the sports shoe, and the rear end of the metal screw (11) is positioned outside the tail part of the heel (6).

7. The flat-foot orthopaedic shoe according to claim 6, wherein a protection spring (12) is provided under the arch-adjusting plate (1), the protection spring (12) being connected between the front and rear ends of the arch-adjusting plate (1).

8. The flat-foot orthopaedic shoe according to any one of claims 4 to 7, wherein the arch-adjusting plate (1) is divided into two parts along its longitudinal mid-axis, each part being provided with a set of adjustment structures.

9. The flat-foot orthopaedic shoe according to claim 1, wherein both ends of the arch-adjusting plate (1) are turned upwards at the lowest and extend in the direction of the forefoot and the hindfoot, respectively.

10. The flat-foot orthopaedic shoe according to claim 1, characterized in that a cushioning bladder (5) is provided inside the heel (6) of the sports shoe.