CN211381366U

CN211381366U - Sole multiple spot pressure measurement subassembly, measurement shoes and foot device

Info

Publication number: CN211381366U
Application number: CN201921409418.2U
Authority: CN
Inventors: 肖博杰
Original assignee: Nanjing Vishee Medical Technology Co Ltd
Current assignee: Nanjing Vishee Medical Technology Co Ltd
Priority date: 2019-08-27
Filing date: 2019-08-27
Publication date: 2020-09-01
Anticipated expiration: 2029-08-27

Abstract

The utility model discloses a foot bottom multipoint pressure measuring component, which comprises a pressure sensor, an upper pad, a lower pad and a bottom plate; the pressure sensor penetrates through the upper pad and the lower pad, and gait analysis can be performed. The lower pad is connected with the bottom plate in a detachable mode through hot riveting, and when the measurement accuracy of the assembly is lowered, the assembly can be replaced quickly. The measuring assembly can be applied to products or fields such as sole pressure measuring shoes and wearable lower limb exoskeleton robots.

Description

Sole multiple spot pressure measurement subassembly, measurement shoes and foot device

Technical Field

The utility model belongs to the pressure measurement field, concretely relates to sole multiple spot pressure measurement subassembly, measurement shoes and foot device. And simultaneously, the utility model discloses still relate to a sole ressure measurement shoes to and a wearable ectoskeleton robot multiple spot ressure measurement low limbs.

Background

Walking is the basic movement pattern of human beings, and the movement of human body is performed in the form of a kinematic chain, so that the information of the physiology, structure and function of the lower limbs and even the whole body can be expressed from the gait and the plantar pressure. Plantar pressure measurement is an important component of gait analysis, is the basis for analyzing and measuring abnormal plantar stress distribution and gait, and has important significance for analysis, diagnosis, function and curative effect evaluation of etiology of motor system diseases, so that the plantar pressure measurement is more and more widely applied clinically.

There are two common methods for measuring gait parameters: one is to analyze the technical picture of filming during walking to obtain basic parameters of kinematics, which are mostly used for the analysis of the change of joint angles; the other is that the tested person is directly connected with a measuring device to directly measure the basic kinetic parameters, which is commonly found in the analysis of human gait load mechanics. The application of the prior force measuring shoes greatly simplifies the research of the latter.

Existing plantar pressure measuring devices also have a number of deficiencies, such as: 1. patent CN209117216U discloses a pressure measurement sensor device using parallel beam sensors, the parallel beam sensors on each layer are staggered, so that the lower end of each cushion block can be placed on the corresponding parallel beam sensor, and the pressure of each cushion block can be measured, and this measurement device has the problems of measurement being not in time and dynamic monitoring being impossible; 2. patent CN202522352U discloses a device for measuring sole pressure based on fiber grating, which comprises a sole, a light source, an isolator, a fiber grating sensor, an optical splitter, a multi-path switch, a signal demodulator, and a computer. The measurement structure is complicated, and the parts are inconvenient to replace when damaged or the measurement accuracy rate is reduced.

On the other hand, with the development of the robot technology, the robot is widely used in the fields of military, manufacturing industry, medical treatment and the like, and the sole pressure measuring device can also be used in the robot field. The wearable lower limb exoskeleton robot is gradually applied to the field of medical rehabilitation, and the elderly, the disabled with lower limb function loss and the like can rehabilitate or recover part of mobility by wearing the lower limb exoskeleton robot. The gait analysis of the robot is an important ring, the pressure of the bottom of the foot of the robot needs to be analyzed to obtain the state of the person, and the robot is controlled to drive the person to walk according to reasonable planning.

In the prior art CN109875561A, a shoe sole pressure information collecting shoe is disclosed, in which a shoe pad, a shoe sole, a front shoe shell and a rear shoe shell are arranged in a shoe body, the shoe pad is connected with the lower shoe sole, the shoe sole is provided with a wiring groove and a weight reduction groove, and the shoe sole is connected with the lower front shoe shell and the lower rear shoe shell; the pressure sensor is fixed on the shoe shell; the two sides and the heel of the shoe body are provided with bandage fixing parts; the bandage fixing piece is connected with the front shoe shell and the rear shoe shell. Therefore, the pressure sensor is directly arranged on the shoe body by the sole pressure collecting device, the measuring structure is complex, and the replacement of parts is inconvenient to realize when the parts are damaged or the measuring accuracy rate is reduced. In view of this, there is a need for improvements in this technology.

Disclosure of Invention

The utility model provides a sole multiple spot pressure measurement subassembly can be used to sole pressure measurement shoes or can dress low limbs ectoskeleton robot, and the pressure measurement device structure that aims at solving the prior art existence is complicated, and the problem of the inconvenient realization change part when part damage or measurement rate of accuracy descend.

Therefore, the specific technical scheme of the utility model designs as follows:

a multi-point pressure measuring assembly for a sole comprises a plurality of pressure sensors, an upper pad, a lower pad and a bottom plate; the upper pad and the lower pad are identical in shape and are provided with accommodating structures for mounting the pressure sensors; the pressure sensor is positioned in the containing structure and penetrates through the upper pad and the lower pad, and the pressure sensor is fixedly connected with the lower pad and is 1-7 mm higher than the upper pad after being fixed; the lower pad is detachably and fixedly connected with the bottom plate. The lower pad is provided with a plurality of hot riveting columns on the back surface far away from the upper pad, and the hot riveting columns are detachably and fixedly connected with riveting holes formed in corresponding positions on the bottom plate. The pressure sensor is provided with an infinite area sensing network and transmits sensing data to the remote control end for gait analysis.

Preferably, the pressure sensor and the upper pad are visibly distinguished in color, highlighting the location of the pressure sensor.

Preferably, the hot riveting column and the riveting hole are in a countersunk riveting connection mode.

Preferably, the pressure sensors are installed at positions distributed in a toe portion, a forefoot portion, a sole center portion and a heel portion.

Preferably, the upper pad is a rubber layer and the lower pad is a thermoplastic layer.

A method for carrying out gait analysis by sole multipoint pressure measurement is characterized in that: receiving sensing data input by a user through a pressure sensor; and transmitting the sensing data to a remote control end by adopting Bluetooth for gait analysis according to an infinite area sensing network configured by the pressure sensor.

A sole pressure measuring shoe comprises a sole multipoint pressure measuring assembly and a shoe body.

The utility model provides a wearable lower limbs ectoskeleton robot sole multiple spot pressure measurement foot device which characterized in that: comprises a sole multipoint pressure measuring component.

The utility model has the advantages that: the utility model discloses sole multiple spot pressure measurement subassembly protected, through the structure of ingenious design modularization, can realize the measurement of multiple spot sole pressure, can realize pressure sensor's quick replacement again when the pressure measurement precision descends, simple structure, the operation of being convenient for. Moreover, the measuring assembly has flexible universality, can be used in pressure measuring shoes, can also be used in sole pressure measuring shoes or wearable lower limb exoskeleton robots, and has good application prospect.

Drawings

FIG. 1 is a front view of a plantar multi-point pressure measurement assembly of embodiment 1;

FIG. 2 is a schematic diagram of a pressure sensor;

FIG. 3 is a schematic bottom view of the sole multipoint pressure measuring unit of the embodiment 1;

FIG. 4 is a schematic structural view of a hot riveting column;

wherein the reference numerals mean: 1 is pressure sensor, 2 is the upper padding, 3 is the lower bolster, 4 is last rubber pad, 5 is lower rubber pad, 6 is the sensor body, 7 is the hot riveting post, 8 is the bottom plate.

Detailed Description

The invention is described in detail below with reference to the figures and the embodiments.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

The present embodiment is a sole multipoint pressure measuring assembly, referring to fig. 1 and 3, the measuring assembly of the present embodiment includes a plurality of pressure sensors 1, an upper pad 2, a lower pad 3 and a bottom plate 8. Wherein, the upper pad 2 can be a rubber layer to ensure the comfort of the sole; the lower cushion 3 is a thermoplastic layer, so that a detachable structure is convenient to manufacture; the bottom plate 8 plays a role of protection, protects the structure of the pressure sensor 1 penetrating the upper pad 2 and the lower pad 3, and is waterproof and antifouling. The upper pad 2 and the lower pad 3 are fixedly connected, and have the same structure and are both provided with an accommodating structure for accommodating the pressure sensor 1; pressure sensor 1 runs through upper padding 2 and lower bolster 3 and with lower bolster 3 fixed connection, exceeds upper padding 2 in 1~7 millimeters after fixed for pressure sensor 1 can normally receive sole sensing signal, can guarantee the comfort level of sole again.

The lower pad 3 is detachably and fixedly connected with the bottom plate 8. The lower pad 3 is detachably and fixedly connected with a riveting hole formed at a corresponding position on the bottom plate 8 through a hot riveting column 7 formed at the back surface.

It should be noted that, the lower pad 3 and the bottom plate 8 are detachably and fixedly connected, so that the pressure sensor can be quickly replaced when the pressure measurement accuracy is reduced. Specifically, the back of the lower pad 3 far away from the upper pad 2 is provided with a plurality of hot riveting columns 7, riveting holes are formed in corresponding positions on the bottom plate 8, the hot riveting columns 7 and the riveting holes form a countersunk head riveting connection mode as shown in fig. 4, the connection mode is detachable connection, the hot riveting part is drilled by an electric drill during disassembly, and quick disassembly and replacement of the pressure sensor can be realized.

Referring to fig. 2, the pressure sensor includes a sensor body 6, an upper rubber pad 4 and a lower rubber pad 5 attached to the sensor body, and the sensor body 6 can be increased to a suitable size by the upper rubber pad 4 and the lower rubber pad 5. In addition, the pressure sensor 1 in this embodiment may be connected to a wireless local area sensor network, and transmit the sensing data to a remote control end for gait analysis.

To further improve the convenience of operation, the pressure sensor 1 and the upper pad 2 have a distinct color distinction, thereby highlighting the position of the pressure sensor 1. The number of the pressure sensors 1 can be flexibly set according to needs, the pressure sensors are preferably 3-5, the installation positions are distributed at the toe position, the front sole position, the sole center position and the heel position, and the pressure sensors are distributed in multiple points, so that the effect of comprehensive measurement is achieved.

Example 2

The embodiment is a sole pressure measuring shoe, which comprises a shoe body and the sole multipoint pressure measuring assembly in the embodiment 1.

Example 3

The present embodiment is a wearable lower extremity exoskeleton robot foot apparatus, which includes the wearable lower extremity exoskeleton robot foot apparatus with the multi-point sole pressure measurement assembly of embodiment 1.

To sum up, the utility model discloses the sole multiple spot pressure measurement subassembly that protects can realize the measurement of multiple spot sole pressure, can realize the quick replacement to pressure sensor again when the pressure measurement precision descends, simple structure, the operation of being convenient for. Moreover, the measuring assembly has flexible universality, can be used in pressure measuring shoes, can also be used in sole pressure measuring shoes or wearable lower limb exoskeleton robots, and has good application prospect.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It should be understood by those skilled in the art that the above embodiments do not limit the present invention in any way, and all technical solutions obtained by using equivalent alternatives or equivalent variations fall within the scope of the present invention.

Claims

1. A sole multiple spot pressure measurement subassembly which characterized in that: comprises a plurality of pressure sensors (1), an upper pad (2), a lower pad (3) and a bottom plate (8); the upper pad (2) and the lower pad (3) are the same in shape and are both provided with a containing structure for mounting the pressure sensor (1); the pressure sensor (1) is positioned in the containing structure and penetrates through the upper pad (2) and the lower pad (3), the pressure sensor (1) is fixedly connected with the lower pad (3), and the pressure sensor is 1-7 mm higher than the upper pad (2) after being fixed; the lower pad (3) is detachably and fixedly connected with the bottom plate (8).

2. A plantar multipoint pressure measurement assembly as set forth in claim 1 wherein: the pressure sensor (1) comprises a sensor body (6), an upper rubber pad (4) and a lower rubber pad (5) which are tightly attached to the sensor body (6).

3. A plantar multipoint pressure measurement assembly as set forth in claim 1 wherein: the upper pad (2) is a rubber plate, and the lower pad (3) is a thermoplastic layer.

4. A plantar multipoint pressure measurement assembly as set forth in claim 1 wherein: the back of the lower pad (3) far away from the upper pad (2) is provided with a plurality of hot riveting columns (7), and the corresponding position on the bottom plate (8) is provided with a riveting hole.

5. A plantar multipoint pressure measurement assembly as set forth in claim 4 wherein: the hot riveting column (7) and the riveting hole are in a countersunk riveting connection mode.

6. The plantar multipoint pressure measurement assembly of any one of claims 1-4, wherein: the pressure sensor (1) and the upper pad (2) have a distinct color distinction to highlight the position of the pressure sensor (1).

7. The plantar multipoint pressure measurement assembly of any one of claims 1-4, wherein: the number of the pressure sensors (1) is 3-5, and the pressure sensors are distributed at the toe part, the front sole part, the sole center part and the heel part.

8. The plantar multipoint pressure measurement assembly of any one of claims 1-4, wherein: the pressure sensor (1) is provided with a wireless area sensing network and transmits sensing data to a remote control end for gait analysis.

9. The utility model provides a sole pressure measuring shoes, includes the shoes body, its characterized in that: the plantar multi-point pressure measurement assembly of claim 1.

10. The utility model provides a wearable lower limbs ectoskeleton robot sole multiple spot pressure measurement foot device which characterized in that: including the plantar multi-point pressure measuring assembly of claim 1.