CN112587365B - Lower limb strength enhanced walking aid device - Google Patents

Lower limb strength enhanced walking aid device Download PDF

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Publication number
CN112587365B
CN112587365B CN202011447693.0A CN202011447693A CN112587365B CN 112587365 B CN112587365 B CN 112587365B CN 202011447693 A CN202011447693 A CN 202011447693A CN 112587365 B CN112587365 B CN 112587365B
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China
Prior art keywords
connecting rod
leg
leg connecting
walking aid
handle
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CN202011447693.0A
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CN112587365A (en
Inventor
朱大昌
杜宝林
盘意华
黄乐涵
赖俊豪
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Guangzhou University
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Guangzhou University
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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
    • A61H1/00—Apparatus for passive exercising; Vibrating apparatus; Chiropractic devices, e.g. body impacting devices, external devices for briefly extending or aligning unbroken bones
    • A61H1/02—Stretching or bending or torsioning apparatus for exercising
    • A61H1/0237—Stretching or bending or torsioning apparatus for exercising for the lower limbs
    • A61H1/0255—Both knee and hip of a patient, e.g. in supine or sitting position, the feet being moved together in a plane substantially parallel to the body-symmetrical plane
    • A61H1/0262—Walking movement; Appliances for aiding disabled persons to walk
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
    • A61H2201/00—Characteristics of apparatus not provided for in the preceding codes
    • A61H2201/12—Driving means
    • A61H2201/1207—Driving means with electric or magnetic drive
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
    • A61H2201/00—Characteristics of apparatus not provided for in the preceding codes
    • A61H2201/12—Driving means
    • A61H2201/1253—Driving means driven by a human being, e.g. hand driven
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
    • A61H2201/00—Characteristics of apparatus not provided for in the preceding codes
    • A61H2201/16—Physical interface with patient
    • A61H2201/1602—Physical interface with patient kind of interface, e.g. head rest, knee support or lumbar support
    • A61H2201/164—Feet or leg, e.g. pedal
    • A61H2201/1642—Holding means therefor
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
    • A61H2201/00—Characteristics of apparatus not provided for in the preceding codes
    • A61H2201/16—Physical interface with patient
    • A61H2201/1602—Physical interface with patient kind of interface, e.g. head rest, knee support or lumbar support
    • A61H2201/165—Wearable interfaces
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
    • A61H2205/00—Devices for specific parts of the body
    • A61H2205/10—Leg

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  • Health & Medical Sciences (AREA)
  • Orthopedic Medicine & Surgery (AREA)
  • Epidemiology (AREA)
  • Pain & Pain Management (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Rehabilitation Therapy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Rehabilitation Tools (AREA)

Abstract

The invention relates to the technical field of walking aid devices, in particular to a lower limb strength enhanced walking aid device, which comprises a waistband, wherein the left side of the waistband is connected with a left leg walking aid mechanism, the right side of the waistband is connected with a right leg walking aid mechanism, and the left leg walking aid mechanism and the right leg walking aid mechanism have the same structure and are symmetrically arranged; the left leg walking aid mechanism and the right leg walking aid mechanism respectively comprise a handle, a first leg connecting rod and a second leg connecting rod, the front end of the handle is connected to the side wall of the waistband in a rotating mode, the lower end of the handle is connected to the arc-shaped guide rail of the first leg connecting rod in a sliding mode, one end of the first leg connecting rod is connected to the side wall of the waistband in a rotating mode, the other end of the first leg connecting rod is connected with the second leg connecting rod in a rotating mode, and a pedal plate is connected to the second leg connecting rod. The invention adopts the mode of handle initiative and micro motor fine adjustment to adjust the posture of the leg connecting rod, can flexibly play the role of assisting the walking, reduces the weight of the whole walking assisting device and improves the protection performance.

Description

Lower limb strength enhanced walking aid device
Technical Field
The invention relates to the technical field of walking aids, in particular to a lower limb strength enhanced walking aid.
Background
With the rapid development of scientific technology and the improvement of the living standard of people, the social types of China gradually tend to be aged, and the aged can cause a series of limb movement disorders due to the reduction of body functions and the improvement of morbidity; in addition, the number of people with physical movement disorders is increasing due to the frequent occurrence of various accidents such as traffic accidents. The physical exercise function of the old or the disabled is reduced, and the life quality of the old or the disabled is inevitably influenced greatly. The auxiliary walking aid can help the old and the disabled to increase or partially recover the limb movement ability of the old and the disabled, so that the life quality of the old and the disabled is improved, the self-care ability of the old and the disabled is enhanced, the burden of families and society is relieved, and certain walking aid with excellent performance can even regain certain movement ability for the old and the disabled. However, most lower limb walking aids in the market at present need large-scale motor drive, and such devices have large volume, heavy weight, complex structure, high price and the like, which seriously affect the development and popularization of the walking aids and are not beneficial to the development of the medical appliance industry.
Disclosure of Invention
Aiming at the technical problems in the prior art, the invention aims to: the utility model provides a low limbs strength enhancement mode helps capable device, should help capable device light small and exquisite, can also play the helping hand effect in a flexible way.
In order to achieve the purpose, the invention adopts the following technical scheme:
a lower limb strength enhancement type walking aid device comprises a waistband, wherein the left side of the waistband is connected with a left leg walking aid mechanism, the right side of the waistband is connected with a right leg walking aid mechanism, and the left leg walking aid mechanism and the right leg walking aid mechanism are identical in structure and are symmetrically arranged; the left leg walking aid mechanism and the right leg walking aid mechanism respectively comprise a handle, a first leg connecting rod and a second leg connecting rod, the front end of the handle is connected to the side wall of the waistband in a rotating mode, the lower end of the handle is connected to the arc-shaped guide rail of the first leg connecting rod in a sliding mode, one end of the first leg connecting rod is connected to the side wall of the waistband in a rotating mode, the other end of the first leg connecting rod is connected with the second leg connecting rod in a rotating mode, and a pedal plate is connected to the second leg connecting rod.
Furthermore, all be equipped with first connecting axle on the left and right sides wall of waistband, the cover is equipped with first bearing on the first connecting axle, and the front end of handle is equipped with first sleeve, and first sleeve cover is equipped with on first bearing.
Furthermore, a second connecting shaft is arranged on each of the left side wall and the right side wall of the waistband, a second bearing is sleeved on each second connecting shaft, and a second sleeve is arranged at one end of each first leg connecting rod and sleeved on each second bearing.
Furthermore, the lower end of the handle is provided with a third connecting shaft, a third bearing is sleeved on the third connecting shaft, an arc-shaped guide rail is arranged on the first leg connecting rod, and the third bearing is located in the arc-shaped guide rail.
Furthermore, the other end of the first leg connecting rod is rotatably connected with the second leg connecting rod through a planetary gear set, the planetary gear set comprises a sun gear, an outer gear, a first planetary gear and a second planetary gear, the sun gear is rotatably connected to the first leg connecting rod, the outer gear is fixedly connected to the first leg connecting rod, and the first planetary gear and the second planetary gear are fixedly connected to the second leg connecting rod through screws.
Furthermore, a fine adjustment motor is arranged on the second leg connecting rod, and an output shaft of the fine adjustment motor is in transmission connection with the central gear.
Furthermore, one end of the pedal plate is connected with the second leg connecting rod, and the other end of the pedal plate is connected with the first planetary gear through the connecting rod.
Furthermore, protective lacing devices are arranged on the inner sides of the first leg connecting rod and the second leg connecting rod.
Further, a handle sheath is arranged on the handle, and a plurality of bulges are arranged on the handle sheath.
Further, the fine tuning motor is a small stepping motor.
In summary, the present invention has the following advantages:
the invention adopts the mode of handle initiative and micro motor fine adjustment to adjust the posture of the leg connecting rod, can flexibly play a role of assisting the power, reduces the weight of the whole walking assisting device and improves the protection performance; the protective tightening device is additionally arranged at the reasonable positions of the first leg connecting rod and the second leg connecting rod, so that the stability of the muscle of the lower limb of a user can be ensured, and the coordination degree of the lower limb and the walking aid device is higher.
The invention is light and small, has simple structure and low price, has huge application prospect in a plurality of fields such as medical rehabilitation, disabled assistance and the like, and can promote the development of the medical appliance industry.
Drawings
Fig. 1 is a schematic structural view of the present invention.
FIG. 2 is an external side view of the left leg walker mechanism of the present invention.
FIG. 3 is a schematic view of the inner side of the left leg walker mechanism of the present invention.
FIG. 4 is a schematic view of the planetary gear set of the left leg walker mechanism of the present invention.
Wherein: the belt-type binding device comprises a belt 1, a first connecting shaft 1-1, a first bearing 1-2, a second connecting shaft 1-3, a second bearing 1-4, a handle 2, a first sleeve 2-1, a third connecting shaft 2-2, a third bearing 2-3, a first leg connecting rod 3, a second sleeve 3-1, an arc-shaped guide rail 3-2, a second leg connecting rod 4, a fine adjustment motor 4-1, a screw 4-2, a planetary gear set 5, a central gear 5-1, an outer gear 5-2, a first planetary gear 5-3, a second planetary gear 5-4, a pedal 6, a connecting rod 7 and a protective binding device 8.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and detailed description.
As shown in FIG. 1, a lower limb strength enhancement type walking aid device comprises a waistband, wherein the left side of the waistband is connected with a left leg walking aid mechanism, the right side of the waistband is connected with a right leg walking aid mechanism, and the left leg walking aid mechanism and the right leg walking aid mechanism are identical in structure and are symmetrically arranged; the left leg walking aid mechanism and the right leg walking aid mechanism respectively comprise a handle, a first leg connecting rod and a second leg connecting rod, the front end of the handle is connected to the side wall of the waistband in a rotating mode, the lower end of the handle is connected to the arc-shaped guide rail of the first leg connecting rod in a sliding mode, one end of the first leg connecting rod is connected to the side wall of the waistband in a rotating mode, the other end of the first leg connecting rod is connected to the second leg connecting rod in a rotating mode, and a pedal plate is connected to the second leg connecting rod.
As shown in fig. 2 and 3, the left and right side walls of the waist belt are respectively provided with a first connecting shaft, the first connecting shaft is sleeved with a first bearing, the front end of the handle is provided with a first sleeve, the first sleeve is sleeved on the first bearing, the front end of the handle is rotatably connected to the side wall of the waist belt, and the handle can rotate around the first connecting shaft. The lower end of the handle is provided with a third connecting shaft, a third bearing is sleeved on the third connecting shaft, an arc-shaped guide rail is arranged on the first leg connecting rod, the third bearing is positioned in the arc-shaped guide rail, the lower end of the handle is connected to the first leg connecting rod in a sliding mode, and the handle can slide in the arc-shaped guide rail of the first leg connecting rod.
As shown in fig. 2, 3 and 4, the left and right side walls of the waist belt are respectively provided with a second connecting shaft, the second connecting shaft is sleeved with a second bearing, one end of the first leg connecting rod is provided with a second sleeve, the second sleeve is sleeved on the second bearing, one end of the first leg connecting rod is rotatably connected to the side wall of the waist belt, and the first leg connecting rod can rotate around the second connecting shaft. The other end of the first leg connecting rod is rotatably connected with the second leg connecting rod through a planetary gear set, the planetary gear set comprises a sun gear, an outer gear, a first planetary gear and a second planetary gear, the sun gear is rotatably connected to the first leg connecting rod, the outer gear is fixedly connected to the first leg connecting rod, and the first planetary gear and the second planetary gear are both fixedly connected to the second leg connecting rod through screws. A fine adjustment motor is arranged on the second leg connecting rod, and an output shaft of the fine adjustment motor is in transmission connection with the central gear. In the present embodiment, the trimmer motor is a small-sized stepping motor.
The user swings the handle upwards, and the handle rotates round first connecting axle, because handle lower extreme sliding connection is in the arc guide rail of first shank connecting rod, the handle rotates and drives first shank connecting rod and rotate around the second connecting axle, adjusts the gesture of first shank connecting rod to realize the helping hand effect of first shank connecting rod. The handle is provided with a handle sheath, and the handle sheath is provided with a plurality of bulges, so that a user can operate the handle conveniently.
The output shaft of the fine adjustment motor rotates to drive the central gear to rotate, the central gear rotates to drive the first planetary gear and the second planetary gear to rotate, the first planetary gear and the second planetary gear are fixedly connected to the second leg connecting rod, and the first planetary gear and the second planetary gear rotate to drive the second leg connecting rod to rotate to adjust the posture of the second leg connecting rod, so that the power assisting effect of the second leg connecting rod is achieved.
As shown in fig. 1 and 4, one end of the pedal is connected with the second leg connecting rod, the other end of the pedal is connected with the first planetary gear through the connecting rod, the posture of the pedal can be synchronously adjusted through the connecting rod, the weight of the walking aid device is effectively reduced, and certain protection performance is improved.
As shown in fig. 1, both the inner sides of the first and second leg links are provided with a protective lacing device. The thigh and the shank of the user are respectively tightened on the first leg connecting rod and the second leg connecting rod through the protection tightening device, the muscle stability of the user is guaranteed, the coordination degree of the lower limb and the first leg connecting rod and the second leg connecting rod is higher, and the lower limb of the user can be helped by adjusting the postures of the first leg connecting rod and the second leg connecting rod.
When the multifunctional waist protecting device is used, a user firstly ties the waist belt on the waist and then respectively ties the protecting and tightening device on the thigh and the shank. The user can swing the handle and drive the first leg connecting rod to rotate around the second connecting shaft, so that the power assisting effect of the first leg connecting rod is achieved. The posture of second shank connecting rod is adjusted to the mode that the second shank connecting rod adopted fine setting motor fine setting, because first shank connecting rod passes through planetary gear set with second shank connecting rod and is connected, first shank connecting rod and sun gear and external gear connection, second shank connecting rod and first planetary gear and second planetary gear connection, fine setting motor sets up on second shank connecting rod, fine setting motor's output shaft and sun gear transmission are connected, fine setting motor's output shaft rotates, fine setting motor's output shaft, it rotates to drive sun gear, sun gear rotates and drives first planetary gear and second planetary gear and rotate, thereby drive second shank connecting rod and rotate, thereby realize the helping hand effect of second shank connecting rod. Because user's thigh and shank tighten respectively through the device is tightened to the protection on first shank connecting rod and second shank connecting rod, through the posture adjustment to first shank connecting rod and second shank connecting rod, can play the effect of helping hand to user's low limbs.
In general, the invention adopts the mode of handle initiative and micro motor fine adjustment to adjust the posture of the leg connecting rod, can flexibly play the role of assisting the walking, reduces the weight of the whole walking assisting device and improves the protection performance; the protective tightening device is additionally arranged at the reasonable positions of the first leg connecting rod and the second leg connecting rod, so that the stability of the muscle of the lower limb of a user can be ensured, and the coordination degree of the lower limb and the walking aid device is higher. The invention is light and small, has simple structure and low price, has huge application prospect in a plurality of fields such as medical rehabilitation, disabled assistance and the like, and can promote the development of the medical appliance industry.
The above embodiments are preferred embodiments of the present invention, but the present invention is not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be construed as equivalents thereof, and all such changes, modifications, substitutions, combinations, and simplifications are intended to be included in the scope of the present invention.

Claims (7)

1. The utility model provides a low limbs strength enhancement mode helps outfit for a journey to put which characterized in that: the left side of the waistband is connected with a left leg walking aid mechanism, the right side of the waistband is connected with a right leg walking aid mechanism, and the left leg walking aid mechanism and the right leg walking aid mechanism are identical in structure and are symmetrically arranged; the left leg walking aid mechanism and the right leg walking aid mechanism respectively comprise a handle, a first leg connecting rod and a second leg connecting rod, the front end of the handle is rotatably connected to the side wall of the waistband, the lower end of the handle is slidably connected into the arc-shaped guide rail of the first leg connecting rod, one end of the first leg connecting rod is rotatably connected to the side wall of the waistband, the other end of the first leg connecting rod is rotatably connected with the second leg connecting rod, and the second leg connecting rod is connected with a pedal plate;
a third connecting shaft is arranged at the lower end of the handle, a third bearing is sleeved on the third connecting shaft, an arc-shaped guide rail is arranged on the first leg connecting rod, and the third bearing is positioned in the arc-shaped guide rail;
the other end of the first leg connecting rod is rotationally connected with the second leg connecting rod through a planetary gear set, the planetary gear set comprises a sun gear, an outer gear, a first planetary gear and a second planetary gear, the sun gear is rotationally connected to the first leg connecting rod, the outer gear is fixedly connected to the first leg connecting rod, and the first planetary gear and the second planetary gear are fixedly connected to the second leg connecting rod through screws; a fine adjustment motor is arranged on the second leg connecting rod, and an output shaft of the fine adjustment motor is in transmission connection with the central gear.
2. The lower limb strength enhancing walker device of claim 1 wherein: all be equipped with first connecting axle on the left and right sides wall of waistband, the cover is equipped with first bearing on the first connecting axle, and the front end of handle is equipped with first sleeve, and first sleeve suit is on first bearing.
3. The lower limb strength enhancing walker device of claim 1 wherein: the left side wall and the right side wall of the waistband are provided with second connecting shafts, second bearings are sleeved on the second connecting shafts, and one ends of the first leg connecting rods are provided with second sleeves sleeved on the second bearings.
4. The lower limb strength enhancing walker device of claim 1 wherein: one end of the pedal plate is connected with the second leg connecting rod, and the other end of the pedal plate is connected with the first planetary gear through the connecting rod.
5. The lower limb strength enhancing walker device of claim 1 wherein: protective tightening devices are arranged on the inner sides of the first leg connecting rod and the second leg connecting rod.
6. The lower limb strength enhancing walker device of claim 1 wherein: the handle is provided with a handle sheath which is provided with a plurality of bulges.
7. The lower limb strength enhancing walker device of claim 1 wherein: the fine tuning motor is a small stepping motor.
CN202011447693.0A 2020-12-11 2020-12-11 Lower limb strength enhanced walking aid device Active CN112587365B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011447693.0A CN112587365B (en) 2020-12-11 2020-12-11 Lower limb strength enhanced walking aid device

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Application Number Priority Date Filing Date Title
CN202011447693.0A CN112587365B (en) 2020-12-11 2020-12-11 Lower limb strength enhanced walking aid device

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CN112587365B true CN112587365B (en) 2022-08-02

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Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201500258U (en) * 2009-09-29 2010-06-09 上海理工大学 Lower limb training mechanism
CN105496732B (en) * 2015-12-02 2018-02-02 宁波高新区斌达体育科技有限公司 Run booster speed increasing device
US10583063B2 (en) * 2016-10-01 2020-03-10 Norval N. Fagan Manual walk-assist and accessories combo
CN107137207B (en) * 2017-07-03 2019-05-17 哈尔滨工业大学 Based on rope-pulley mechanism drive lacking lower limb assistance exoskeleton robot
CN107411939B (en) * 2017-07-24 2019-09-27 燕山大学 A kind of dedicated power-assisted healing robot of single lower limb individuals with disabilities
CN108095983A (en) * 2018-02-05 2018-06-01 河北工程大学 A kind of two sufficient walking mechanisms for high amputation patient
CN209827446U (en) * 2018-09-28 2019-12-24 西安理工大学 Wearable unilateral lower limb rehabilitation power assisting device

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