CN107157714A - auxiliary walking device - Google Patents

auxiliary walking device Download PDF

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Publication number
CN107157714A
CN107157714A CN201710459037.4A CN201710459037A CN107157714A CN 107157714 A CN107157714 A CN 107157714A CN 201710459037 A CN201710459037 A CN 201710459037A CN 107157714 A CN107157714 A CN 107157714A
Authority
CN
China
Prior art keywords
wheel
rocking bar
flexible transmission
ring
transmission ring
Prior art date
Application number
CN201710459037.4A
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Chinese (zh)
Other versions
CN107157714B (en
Inventor
李伦锦
其他发明人请求不公开姓名
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李大德
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Priority to CN201710459037.4A priority Critical patent/CN107157714B/en
Publication of CN107157714A publication Critical patent/CN107157714A/en
Application granted granted Critical
Publication of CN107157714B publication Critical patent/CN107157714B/en

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Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61HPHYSICAL 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
    • A61H3/00Appliances for aiding patients or disabled persons to walk about
    • A61H3/04Wheeled walking aids for disabled persons
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61HPHYSICAL 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
    • A61H3/00Appliances for aiding patients or disabled persons to walk about
    • A61H3/04Wheeled walking aids for disabled persons
    • A61H2003/043Wheeled walking aids for disabled persons with a drive mechanism
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61HPHYSICAL 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
    • A61H2201/00Characteristics of apparatus not provided for in the preceding codes
    • A61H2201/12Driving means
    • A61H2201/1253Driving means driven by a human being, e.g. hand driven

Abstract

The invention belongs to technical field of medical instruments, it is related to a kind of equipment for aiding in elderly and infirm's walking, including left frame, correct frame and intermediate connecting rod, finger carries spanner upwards, the fixing point of timing belt is driven to move upwards, timing belt drives synchronizing wheel to rotate, and synchronizing wheel drives roller along ground surface by unilateral bearing, and the present invention is moved towards the direction of advance;Spanner is decontroled, drives the fixing point of timing belt to move downward, timing belt drives synchronizing wheel to rotate, synchronizing wheel drives the outer ring rotating of unilateral bearing, roller is not driven, the present invention is not moved.The present invention need not be done to be carried and towards pre-feed action upwards, only by the power for finger of holding with a firm grip, it can just be moved forward using less power, it is safe and reliable, it will not skid, be particularly suitable for that legs and feet and arm be all handicapped but the elderly for the finger that can hold with a firm grip, the elderly is taken care of number one, dependence of the elderly to young man is reduced, young man is trusted outgoing work.

Description

Auxiliary walking device

Technical field

The invention belongs to technical field of medical instruments, it is related to a kind of equipment for aiding in elderly and infirm's walking, and in particular to A kind of auxiliary walking device.

Background technology

People steps into old age, and Hearing, hypopsia, the visual field diminishes, and has a bad nose, insensitive, is slow in action, stride Walk haltingly, bone in-seam salt component increase, the fragility increase of bone, osteoporosis, bone density reduces, easily fractured, easily Suffer from cervical spondylopathy, arthritis, scapulohumeral periarthritis, lumbar vertebra disease, muscular atrophy, cervical vertebra joint and the easy osteoproliferation of joint of lumbar vertebra, compressing god Through causing pain and joint motion dumb, skeletal muscle gradually atrophy, elasticity reduction because of activity reduction.The a variety of diseases of the above Can all cause the elderly to have a pain in the leg, armache, the life to the elderly brings inconvenience, particularly inconvenient walking, arm can not Firmly, it can't take care of oneself so that life of elderly person is very awkward.

The national policy of family planning and Circumstances of Market Economy of China affect the life of people, are used as the generation seven of only-child Turn into person between twenty and fifty after zero, after 80, be not only responsible for social responsibility, be also responsible for home duties, China is stepping into old Ageization society, young couple may support four or more the elderlys, and young man should work to earn money and look after again Old man, is too busy to attend to anything else and has no way out, and burden is weighed very much, has filial devotion to look after old man but no time and efforts, many old Year, people cannot look after, and oneself can only take care of number one.

It is Application No. 201220334655.9, entitled《A kind of multifunction walking-aid device》Chinese utility model patent, energy Allow the self-service walking of the elderly, play fixed effect of knowing clearly, include link, be separately mounted to the link both sides and can phase The link is rotated folding foot-supporting frame, it is independent can folding cushion and be separately mounted on foot-supporting frame and be located at foot-supporting frame with Correspondence is provided with the cushion placement pipe of hook portion, branch on folding control handle at the top of link at inserted terminal, the link The hook portion corresponding cushion accommodating hook placed with cushion on pipe is installed on foot stool, can folding cushion place and manage through above-mentioned cushion Hook portion open and use with the common support of cushion accommodating hook;Positioning with folding control handle corresponding matching is installed on link Disk, offers on the periphery of the positioning disk and is put in for folding the spring plunger of control handle by the fixed positioning of foot-supporting frame positioning Hole.The walk helper of the utility model, when aiding in walking, the elderly's both hands help handle, and pin moves forward a step, double after standing firm Hand up and give the walk helper forward, move and move a step further along after placement is safe, it is double after standing firm to hand up and give this forward Walk helper, is so repeated continuously, and has reached the purpose of auxiliary walking.

For Healthy People, the action of foregoing " double to hand up and send forward " is easily done, but It is that for suffering from the elderly of the symptoms such as cervical spondylopathy, arthritis, scapulohumeral periarthritis, muscular atrophy, doing such action may Unthinkable pain is stood, very big strength is may take up, the walk helper can aid in legs and feet inconvenience and arm is normally old Year people walking, but it is but and impracticable for all handicapped the elderly of legs and feet and arm.

The content of the invention

It need not upwards carry in place of the deficiencies in the prior art and be sent forward there is provided one kind it is an object of the invention to improve, Only need to hold and decontrol the auxiliary walking device that finger can also be moved forward with a firm grip.

The present invention is achieved through the following technical solutions:

A kind of auxiliary walking device, including left frame, correct frame and intermediate connecting rod;

Upper left handrail is arranged at the top of left frame, and lower end thereof, which has to produce on left branch face, left branch face and ground contact, contact surface, puts down Row prevents from skidding, the other end is connected with left single-direction transmission wheel assembly in the frictional force on ground;Left single-direction transmission wheel assembly includes a left side Roller, Left Drive wheel, left unilateral bearing and revolver axle, left unilateral bearing include left outside circle and left inside circle, the endoporus of Left Drive wheel It is fixedly connected with the external cylindrical surface of left outside circle, the middle shaft part external cylindrical surface of revolver axle is fixedly connected with the endoporus of left inside circle, it is left One end of wheel shaft is fixedly connected with left wheel, and the wheel rim of left wheel is contacted with ground, and the other end and left frame of revolver axle pass through Lower-left revolute pair is connected;

Also include left Flexible Transmission ring and left tensioning wheel;Left tensioning wheel rotates pair by upper left with upper left handrail and is connected;Left flexibility Transmission ring is tightly wound between left tensioning wheel and Left Drive wheel, and left Flexible Transmission ring and Left Drive wheel pass through engaging tooth or friction Power is connected;

Also include left rocking bar and left pressing plate, left rocking bar one end is connected by left hinge and left frame, and the other end is fixed with left connection The fixed point of plate, left connection board and left pressing plate on left Flexible Transmission ring is clamped, when left rocking bar teeters around left hinge, The fixing point of left Flexible Transmission ring can be driven to pump simultaneously, then the left Flexible Transmission ring of whole piece around Left Drive wheel and Left tensioning wheel is moved back and forth;Left spanner is additionally provided with left rocking bar, in order to pass through finger manipulation;

Correct frame is identical with left frame structure, symmetrical;Right upper handrail is arranged at the top of correct frame, and lower end thereof has right branch face, The frictional force parallel to ground can be produced on right branch face and ground contact, contact surface, prevents from skidding, the other end is connected with right unidirectional Driving pulley assembly;Right single-direction transmission wheel assembly includes right roller, right drive, right unilateral bearing and right wheel axle, right unilateral bearing Including right outer ring and right inner ring, the endoporus of right drive is fixedly connected with the external cylindrical surface of right outer ring, the middle shaft part of right wheel axle External cylindrical surface is fixedly connected with the endoporus of right inner ring, and one end of right wheel axle is fixedly connected with right roller, wheel rim and the ground of right roller Face is contacted, and the other end of right wheel axle is connected with correct frame by bottom right revolute pair;

Also include right Flexible Transmission ring and right tensioning wheel;Right tensioning wheel is connected with right upper handrail by upper right revolute pair;Right flexibility Transmission ring is tightly wound between right tensioning wheel and right drive, and right Flexible Transmission ring and right drive pass through engaging tooth or friction Power is connected;

Also include right rocking bar and right pressing plate, right rocking bar one end is connected by right hinge and correct frame, and the other end is fixed with right connection The fixed point of plate, right connection board and right pressing plate on right Flexible Transmission ring is clamped, when right rocking bar teeters around right hinge, The fixing point of right Flexible Transmission ring can be driven to pump simultaneously, then the right Flexible Transmission ring of whole piece around right drive and Right tensioning wheel is moved back and forth;Right spanner is additionally provided with right rocking bar, in order to pass through finger manipulation;

Left frame is connected as an entirety with correct frame by intermediate connecting rod.

Above-described left unilateral bearing and right unilateral bearing, i.e. unilateral bearing, including inner ring and outer ring, inner ring and outer ring Between stud with rolling element, outer ring can freely be rotated in one direction relative to inner ring, and locked in the other directions.It is single Freewheel clutch is also to bearing, it is simply different according to industry, difference is acted on to name.Rolling element can be many rollings Axle, needle roller or ball, and it rolls seat(Cave)Shape it is rolled to direction, and in the other directions can Produce very big resistance, i.e., so-called " unidirectional ".Above-described left unilateral bearing, when left inside circle is fixed, on left unilateral bearing Left outside circle nearer side from the ground direction of rotation towards the direction advanced when freely rotate, i.e., it is " left outside to enclose relative to a left side The rotatable direction of inner ring ", it is locked in the opposite direction;When right inner ring is fixed, the right outer ring on right unilateral bearing Freely rotated during the direction that the direction of rotation direction of nearer side is advanced from the ground, i.e., " right outer ring can be certainly relative to right inner ring By the direction rotated ", it is locked in the opposite direction.

Present invention additionally comprises left limit plate and right limit plate, it is respectively fixedly connected with left frame and correct frame, left rocking bar Around hinge turns downwards under gravity, is not unrestrictedly to turn downwards, but can not be continued by being blocked by left limit plate by lower turn, Right rocking bar is similarly blocked by right limit plate.

Above-described left Flexible Transmission ring and right Flexible Transmission ring can be flexible driving bands, and such as timing belt, chain are right It is then to engage to reach by pliable teeth between synchronizing wheel, sprocket wheel, two elements used cooperatively to answer ground Left Drive wheel and right drive Can be flat belt, round belt with left Flexible Transmission ring and right Flexible Transmission ring to the purpose of transmission, accordingly Left Drive wheel and the right side Drive is then the purpose for reaching transmission between flat-belt pulley, flute profile wheel, the element used cooperatively by frictional force.

Above-described left rocking bar teeters around left hinge, is swung up being lifted up by four fingers, can be with to lower swing By gravity, left polyurethane sleeve and right polyurethane sleeve can also be set, left polyurethane sleeve is enclosed between left rocking bar and left limit plate, it is right Polyurethane sleeve is enclosed between right rocking bar and right limit plate, left rocking bar and right rocking bar is returned to relatively low position by elastic force, Rather than gravity is only leaned on, increase the reliability of work.Can also use spring be connected between left rocking bar and left frame or Between right rocking bar and correct frame.

Application method:

(1) legs and feet and arm all handicapped the elderly hand steered upper left handrails and right upper handrail of the invention, more specifically The tiger's jaw of hand is pressed on upper left handrail and right upper handrail, and other four in addition to thumb, which refer to, to be hooked in left spanner and right spanner;

(2) the direction movement step slowly marched forward;

The four of (3) two hands refer to puies forward left spanner and right spanner upwards simultaneously, then drives left Flexible Transmission ring and right Flexible Transmission respectively The fixing point of ring is moved upwards, and the left Flexible Transmission ring of whole piece is moved around Left Drive wheel and left tensioning wheel, the right Flexible Transmission of whole piece Ring is moved around right drive and right tensioning wheel;

(4) left Flexible Transmission annulus, which moves Left Drive wheel, left outside circle, the trend rotated around left inside circle, the direction of rotation with " left outside circle is relative to the rotatable direction of left inside circle " on the contrary, left outside circle and it is left inside enclose be it is locked together with, so Left inside circle is driven with synchronous axial system together, while driving revolver axle and left wheel to rotate together;Right Flexible Transmission ring is similarly Ground drives right roller to rotate;Left wheel and right roller are then of the invention just to be moved towards the direction of advance together along ground surface, Left branch face and right branch face are then slided along landing ground, and the frictional force parallel to ground can be produced on contact surface, the present invention is not produced Skid;

(5) two hands four refer to decontrols left spanner and right spanner respectively, then left rocking bar and right rocking bar be under gravity or and elastic force Collective effect similarly hereinafter when move down and blocked respectively by left limit plate and right limit plate, left rocking bar and right rocking bar drive left flexibility simultaneously The fixing point of transmission ring and right Flexible Transmission ring is moved downward;

(6) left Flexible Transmission annulus moves Left Drive wheel, left outside circle around left inside circle along " left outside circle can freely revolve relative to left inside circle The direction turned " is rotated, so left inside circle and left wheel with not rotating together, similarly right roller is not also rotated, this mistake The journey present invention is parked in original place and not moved;

(7) repeat step (2) to (6).

Above step is repeated continuously, handicapped to legs and feet and arm but the finger that can hold with a firm grip the elderly can Slowly to walk forward.

Not only there are left wheel and right roller due to what the present invention was contacted with ground, also left branch face and right branch face, with ground Between have enough frictional force, without worry the present invention ground between skid.

If it is desired to it is curved to bear left, then the amplitude for pulling left spanner is smaller, and the amplitude for pulling right spanner is larger, right roller The distance marched ahead be more than left wheel, the present invention with regard to can bear left to, otherwise can also bear right to.

Beneficial effects of the present invention:Need not do and carry and towards pre-feed action upwards, only by the power for finger of holding with a firm grip, using compared with Small power can just be moved forward, safe and reliable, will not be skidded, be particularly suitable for legs and feet and arm all it is handicapped still Can be held with a firm grip the elderly of finger, the elderly is taken care of number one, and reduced dependence of the elderly to young man, made young man can To trust outgoing work.

Brief description of the drawings

Fig. 1 is the three dimensional structure diagram of the embodiment of the present invention 1, and left rocking bar 12 and right rocking bar 22 are moved down and respectively by left limit The situation that position plate 17 and right limit plate 27 are blocked;

Fig. 2 is the front view of the embodiment of the present invention 1;

Fig. 3 is A direction views in Fig. 2;

Fig. 4 is B direction views in Fig. 2;

Fig. 5 is the sectional view along line C-C in Fig. 2;

Fig. 6 is the sectional view along E-E lines in Fig. 2;

Fig. 7 is the three dimensional structure diagram of the embodiment of the present invention 1, the situation that left spanner 122 and right spanner 222 are pulled up;

Fig. 8 is the three dimensional structure diagram of the embodiment of the present invention 2;

Shown in figure:1. left frame;11. upper left handrail;12. left rocking bar;121. left hinge;122. left spanner;123. left connection Plate;13. left pressing plate;15. left timing belt;16. left tensioning wheel;161. upper left revolute pairs;17. left limit plate;18. left one-way synchronization Wheel assembly;181. left wheel;182. left synchronizing wheels;183. left outside circles;184. left inside circles;185. revolver axles;186. lower-lefts are rotated It is secondary;19. left branch face;D. left outside circle 183 is relative to 184 rotatable directions of left inside circle;

2. correct frame;21. right upper handrail;22. right rocking bar;221. right hinges;222. right spanner;223. right connection board;23. right pressure Plate;25. right timing belt;26. right tensioning wheel;27. right limit plate;28. right one-way synchronization wheel assembly;281. right rollers;282. it is right Synchronizing wheel;29. right branch face;

3. intermediate connecting rod;M. the direction advanced;

55. left flat belt;58. left unidirectional flat-belt pulley component;582. left flat-belt pulleies;59. left polyurethane sleeve;

65. right flat belt;68. right unidirectional flat-belt pulley component;682. right flat-belt pulleies;69. right polyurethane sleeve.

Embodiment

The present invention is further described with reference to the accompanying drawings and examples:

Embodiment 1:Referring to Fig. 1 to Fig. 7.

A kind of auxiliary walking device, including left frame 1, correct frame 2 and intermediate connecting rod 3;

Upper left handrail 11 is arranged at the top of left frame 1, and lower end thereof has on left branch face 19, left branch face 19 and ground contact, contact surface The frictional force parallel to ground can be produced, prevents from skidding, the other end is connected with left one-way synchronization wheel assembly 18;As shown in fig. 6, left One-way synchronization wheel assembly 18 includes left wheel 181, left synchronizing wheel 182, left unilateral bearing and revolver axle 185, and left one-way shaft is contracted Left outside circle 183 and left inside circle 184 are included, the endoporus of left synchronizing wheel 182 is fixedly connected with the external cylindrical surface of left outside circle 183, revolver axle 185 middle shaft part external cylindrical surface is fixedly connected with the endoporus of left inside circle 184, and one end of revolver axle 185 and left wheel 181 are fixed Connection, the wheel rim of left wheel 181 is contacted with ground, and the other end and left frame 1 of revolver axle 185 pass through the phase of lower-left revolute pair 186 Even;

Also include left timing belt 15 and left tensioning wheel 16;As shown in figure 5, left tensioning wheel 16 and upper left handrail 11 are rotated by upper left Pair 161 is connected;Left timing belt 15 is tightly wound between left tensioning wheel 16 and left synchronizing wheel 182, left timing belt 15 and left synchronization Wheel 182 is engaged;

Also include left rocking bar 12 and left pressing plate 13, left one end of rocking bar 12 is connected by left hinge 121 and left frame 1, and the other end is solid Surely there is left connection board 123, the fixed point of left connection board 123 and left pressing plate 13 on left timing belt 15 is clamped, when left rocking bar 12 When being teetered around left hinge 121, the fixing point of left timing belt 15 can be driven to pump simultaneously, then the left synchronization of whole piece Band 15 is moved back and forth around left synchronizing wheel 182 and left tensioning wheel 16;Left spanner 122 is additionally provided with left rocking bar 12, in order to logical Cross finger manipulation;

Correct frame 2 is identical with the structure of left frame 1, symmetrical;Right upper handrail 21 is arranged at the top of correct frame 2, and lower end thereof has the right side The frictional force parallel to ground can be produced on branch face 29, right branch face 29 and ground contact, contact surface, prevents from skidding, the other end connects It is connected to right one-way synchronization wheel assembly 28;Right one-way synchronization wheel assembly 28 includes right roller 281, right synchronizing wheel 282, right unilateral bearing With right wheel axle, right unilateral bearing includes right outer ring and right inner ring, and the endoporus and the external cylindrical surface of right outer ring of right synchronizing wheel 282 are fixed Connection, the middle shaft part external cylindrical surface of right wheel axle is fixedly connected with the endoporus of right inner ring, and one end of right wheel axle and right roller 281 are solid Fixed connection, the wheel rim of right roller 281 is contacted with ground, and the other end of right wheel axle is connected with correct frame 2 by bottom right revolute pair;

Also include right timing belt 25 and right tensioning wheel 26;Right tensioning wheel 26 is connected with right upper handrail 21 by upper right revolute pair;It is right Timing belt 25 is tightly wound between right tensioning wheel 26 and right synchronizing wheel 282, and right timing belt 25 and right synchronizing wheel 282 are engaged;

Also include right rocking bar 22 and right pressing plate 23, right one end of rocking bar 22 is connected by right hinge 221 and correct frame 2, and the other end is solid Surely there is right connection board 223, the fixed point of right connection board 223 and right pressing plate 23 on right timing belt 25 is clamped, when right rocking bar 22 When being teetered around right hinge 221, the fixing point of right timing belt 25 can be driven to pump simultaneously, then the right synchronization of whole piece Band 25 is moved back and forth around right synchronizing wheel 282 and right tensioning wheel 26;Right spanner 222 is additionally provided with right rocking bar 22, in order to logical Cross finger manipulation;

Left frame 1 is connected as an entirety with correct frame 2 by intermediate connecting rod 3.

Above-described left unilateral bearing and right unilateral bearing, i.e. unilateral bearing, including inner ring and outer ring, inner ring and outer ring Between stud with rolling element, outer ring can freely be rotated in one direction relative to inner ring, and locked in the other directions.It is single Freewheel clutch is also to bearing, it is simply different according to industry, difference is acted on to name.Rolling element can be many rollings Axle, needle roller or ball, and it rolls seat(Cave)Shape it is rolled to direction, and in the other directions can Produce very big resistance (so-called " unidirectional ").Left outside circle 183 on above-described unilateral bearing, left unilateral bearing from the ground compared with Freely rotated when the direction of rotation of near side is towards the direction M advanced, i.e., " left outside circle is rotatable relative to left inside circle Direction ", it is locked in the opposite direction;The direction of rotation court of right outer ring 283 on right unilateral bearing nearer side from the ground Freely rotated during the direction M marched forward, i.e. " right outer ring is relative to the rotatable direction of right inner ring ", in the opposite direction It is locked.

The present embodiment also include left limit plate 17 and right limit plate 27, left rocking bar 12 under gravity around hinge 121 to Lower turn, be not unrestrictedly to turn downwards, but can not be continued by being blocked by left limit plate 17 by lower turn, right rocking bar 22 similarly by Right limit plate 27 is blocked.

Method of work:

(1) the upper left handrail 11 and right upper handrail 21 of legs and feet and arm all handicapped hand steered the present embodiment of the elderly, more The tiger's jaw of hand is said by upper left handrail 11 and right upper handrail 21, other four fingers in addition to thumb are hooked in left spanner 122 body In right spanner 222;

(2) the direction M movement steps slowly marched forward;

The four of (3) two hands refer to puies forward left spanner 122 and right spanner 222 upwards simultaneously, then drives left timing belt 15 and right synchronization respectively Moved upwards with 25 fixing point, the left timing belt 15 of whole piece is moved around left synchronizing wheel 181 and left tensioning wheel 16, the right synchronization of whole piece Band 25 is moved around right synchronizing wheel 281 and right tensioning wheel 26;

(4) left timing belt 15 drives left synchronizing wheel 182, left outside circle 183 to have the trend rotated around left inside circle 184, rotation Direction is with " left outside circle 183 is relative to 184 rotatable directions of left inside circle " D on the contrary, left outside circle 183 and left inside circle 184 are It is locked together, so left inside circle 184 is also driven with synchronous axial system together, while driving revolver axle 185 and left wheel 181 Rotate together;Right timing belt 25 similarly drives right roller 281 to rotate;Left wheel 181 and right roller 281 are rolled along ground together Dynamic, then the present embodiment can just be moved towards the direction M of advance, and left branch face 19 and right branch face 29 are then slided along landing ground, contact surface It is upper to produce the frictional force parallel to ground, the present embodiment is not produced skidding;

(5) two hands four refer to decontrols left spanner 122 and right spanner 222 respectively, then left rocking bar 12 and right rocking bar 22 be under gravity Move down and blocked respectively by left limit plate 17 and right limit plate 27 simultaneously, while driving consolidating for left timing belt 15 and right timing belt 25 Fixed point is moved downward;

(6) left timing belt 15 drives left synchronizing wheel 182, left outside circle 183 " left outside to enclose 183 as illustrated in the drawing around the left inside edge of circle 184 Relative to 184 rotatable directions of left inside circle " rotate, so left inside circle 184 and left wheel 181 with not turning together Dynamic, similarly right roller 281 is not also rotated, and this process the present embodiment is parked in original place and do not moved;

(7) repeat step (2) to (6).

Above step is repeated continuously, handicapped to legs and feet and arm but the finger that can hold with a firm grip the elderly can Slowly to walk forward.

Not only there are left wheel 181 and right roller 281 due to what the present embodiment was contacted with ground, also left branch face 19 and right branch , there is enough frictional force in face 29 between ground, without worrying to skid between the present embodiment and ground.

If it is desired to it is curved to bear left, then the amplitude for pulling left spanner 122 is smaller, and the amplitude for pulling right spanner 222 is larger, The distance that right roller 281 marches ahead be more than left wheel 181, the present embodiment with regard to can bear left to, otherwise can also bear right to.

The beneficial effect of the present embodiment:It need not do and carry upwards and towards pre-feed action, only by the power for finger of holding with a firm grip, use Less power can just be moved forward, safe and reliable, will not be skidded, be particularly suitable for legs and feet and arm it is all handicapped but It is the elderly of finger of can holding with a firm grip, the elderly is taken care of number one, reduces dependence of the elderly to young man, make young man Outgoing work can be trusted.

Embodiment 2;Referring to Fig. 8.

Left timing belt 15 is changed into left flat belt 55 in the present embodiment, left one-way synchronization wheel assembly 18 has changed into left unidirectional Flat-belt pulley component 58, left synchronizing wheel 182 has changed left flat-belt pulley 582 into, and right timing belt 25 has changed right flat belt 65, right list into Right unidirectional flat-belt pulley component 68 has been changed into synchronous wheel assembly 28, and right synchronizing wheel 282 has changed right flat-belt pulley 682 into, by original The flexible transmission component come has changed the element of frictionally transmission, in addition to left polyurethane sleeve 59 and right polyurethane sleeve 69 into, left Polyurethane sleeve 59 is enclosed between left rocking bar 12 and left limit plate 17, right polyurethane sleeve 69 be enclosed on right rocking bar 22 and right limit plate 27 it Between, left rocking bar 12 and right rocking bar 22 is returned to relatively low position by elastic force, rather than gravity is only leaned on, increase work Reliability, other structures, function and beneficial effect be the same as Example 1.

Claims (5)

1. a kind of auxiliary walking device, it is characterised in that including left frame, correct frame and intermediate connecting rod;
Upper left handrail is arranged at the top of left frame, and lower end thereof has left branch face, and left branch face and ground contact, the other end is connected with left list To driving pulley assembly;Left single-direction transmission wheel assembly includes left wheel, Left Drive wheel, left unilateral bearing and revolver axle, left one-way shaft Contract and include left outside circle and left inside circle, the endoporus of Left Drive wheel is fixedly connected with the external cylindrical surface of left outside circle, the jackshaft of revolver axle Section external cylindrical surface be fixedly connected with the endoporus of left inside circle, one end of revolver axle is fixedly connected with left wheel, the wheel rim of left wheel and Ground is contacted, and the other end of revolver axle is connected with left frame by lower-left revolute pair;
Also include left Flexible Transmission ring and left tensioning wheel;Left tensioning wheel rotates pair by upper left with upper left handrail and is connected;Left flexibility Transmission ring is tightly wound between left tensioning wheel and Left Drive wheel, and left Flexible Transmission ring and Left Drive wheel pass through engaging tooth or friction Power is connected;
Also include left rocking bar and left pressing plate, left rocking bar one end is connected by left hinge and left frame, and the other end is fixed with left connection The fixed point of plate, left connection board and left pressing plate on left Flexible Transmission ring is clamped, and left rocking bar teeters around left hinge, Zuo Rou Property transmission ring fixing point pump, the left Flexible Transmission ring of whole piece is moved back and forth around Left Drive wheel and left tensioning wheel; Left spanner is additionally provided with left rocking bar;
Correct frame is identical with left frame structure, symmetrical;Right upper handrail is arranged at the top of correct frame, and lower end thereof has right branch face, Right branch face and ground contact, the other end is connected with right single-direction transmission wheel assembly;Right single-direction transmission wheel assembly includes right roller, right biography Driving wheel, right unilateral bearing and right wheel axle, right unilateral bearing include right outer ring and right inner ring, the endoporus of right drive and right outer ring External cylindrical surface is fixedly connected, and the middle shaft part external cylindrical surface of right wheel axle is fixedly connected with the endoporus of right inner ring, one end of right wheel axle It is fixedly connected with right roller, the wheel rim of right roller is contacted with ground, the other end and correct frame of right wheel axle pass through bottom right revolute pair It is connected;
Also include right Flexible Transmission ring and right tensioning wheel;Right tensioning wheel is connected with right upper handrail by upper right revolute pair;Right flexibility Transmission is looped around between right tensioning wheel and right drive, right Flexible Transmission ring and right drive connection;
Also include right rocking bar and right pressing plate, right rocking bar one end is connected by right hinge and correct frame, and the other end is fixed with right connection The fixed point of plate, right connection board and right pressing plate on right Flexible Transmission ring is clamped, and right rocking bar teeters around right hinge, right soft Property transmission ring fixing point pump, the right Flexible Transmission ring of whole piece is moved back and forth around right drive and right tensioning wheel; Right spanner is additionally provided with right rocking bar;
Left frame is connected as an entirety with correct frame by intermediate connecting rod;
Freely rotated when the direction of rotation of left outside circle on left unilateral bearing nearer side from the ground is towards the direction advanced, It is locked on opposite direction;The direction of rotation of right outer ring on right unilateral bearing nearer side from the ground is towards the direction advanced When freely rotate, it is locked in the opposite direction.
2. auxiliary walking device according to claim 1, it is characterised in that left Flexible Transmission ring and right Flexible Transmission ring are Timing belt, chain, flat belt or round belt, Left Drive wheel and right drive are synchronizing wheel, sprocket wheel, flat-belt pulley or flute profile wheel.
3. auxiliary walking device according to claim 1 or 2, it is characterised in that also including left limit plate and right limit plate, It is respectively fixedly connected with left frame and correct frame.
4. auxiliary walking device according to claim 3, it is characterised in that be additionally provided with left polyurethane sleeve and right polyurethane Set, left polyurethane sleeve is enclosed between left rocking bar and left limit plate, and right polyurethane sleeve is enclosed between right rocking bar and right limit plate;Or It is connected to using spring between left rocking bar and left frame or between right rocking bar and correct frame.
5. the application method of the auxiliary walking device described in a kind of claim 1, it is characterised in that comprise the following steps:
(1) tiger's jaw of hand is pressed on upper left handrail and right upper handrail, other four in addition to thumb, which refer to, is hooked in left spanner and the right side On spanner;
(2) the direction movement step marched forward;
The four of (3) two hands refer to puies forward left spanner and right spanner upwards simultaneously, and left Flexible Transmission ring and right Flexible Transmission ring are driven respectively Fixing point move upwards, the left Flexible Transmission ring of whole piece is moved around Left Drive wheel and left tensioning wheel, the right Flexible Transmission ring of whole piece Moved around right drive and right tensioning wheel;
(4) left Flexible Transmission annulus moves Left Drive wheel, left outside circle, and left outside circle drives left inside circle synchronous axial system together, driven simultaneously Revolver axle and left wheel are rotated together;Right Flexible Transmission annulus moves right roller and rotated;Left wheel and right roller are left along ground surface Branch face and right branch face are slided along landing ground;
(5) two hands four refer to decontrols left spanner and right spanner respectively, and left rocking bar and right rocking bar are under gravity or common with elastic force Same-action similarly hereinafter when move down and blocked respectively by left limit plate and right limit plate, left rocking bar and right rocking bar drive left Flexible Transmission ring Moved downward with the fixing point of right Flexible Transmission ring;
(6) left Flexible Transmission annulus moves Left Drive wheel, left outside circle around left inside circle along " left outside circle can freely revolve relative to left inside circle The direction turned " is rotated, and left inside circle and left wheel are not rotated, and right roller is not rotated;
(7) repeat step (2) to (6).
CN201710459037.4A 2017-06-16 2017-06-16 Auxiliary walking device CN107157714B (en)

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US5730255A (en) * 1995-10-17 1998-03-24 Helmers; Kevin D. Walker having braking system
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CN101947177A (en) * 2010-09-03 2011-01-19 哈尔滨工程大学 Rope driving walking aid
CN103637899A (en) * 2013-12-02 2014-03-19 任根祥 Walker for disabled person
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109288655A (en) * 2018-10-08 2019-02-01 康立茂 A kind of fractured leg patient walk helper

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