CN108618937A - The sick and wounded patient's auxiliary walking device of foot and its application method - Google Patents
The sick and wounded patient's auxiliary walking device of foot and its application method Download PDFInfo
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- CN108618937A CN108618937A CN201810584814.2A CN201810584814A CN108618937A CN 108618937 A CN108618937 A CN 108618937A CN 201810584814 A CN201810584814 A CN 201810584814A CN 108618937 A CN108618937 A CN 108618937A
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- leg
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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
- A61H3/00—Appliances for aiding patients or disabled persons to walk about
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B21/00—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices
- A63B21/06—User-manipulated weights
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B23/00—Exercising apparatus specially adapted for particular parts of the body
- A63B23/035—Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously
- A63B23/04—Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously for lower limbs
- A63B23/0405—Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously for lower limbs involving a bending of the knee and hip joints simultaneously
- A63B23/0464—Walk exercisers without moving parts
-
- 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
- A61H3/00—Appliances for aiding patients or disabled persons to walk about
- A61H2003/005—Appliances for aiding patients or disabled persons to walk about with knee, leg or stump rests
-
- 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
- A61H3/00—Appliances for aiding patients or disabled persons to walk about
- A61H2003/007—Appliances for aiding patients or disabled persons to walk about secured to the patient, e.g. with belts
-
- 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
- A61H2201/50—Control means thereof
- A61H2201/5058—Sensors or detectors
- A61H2201/5071—Pressure sensors
-
- 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)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Rehabilitation Therapy (AREA)
- Epidemiology (AREA)
- Pain & Pain Management (AREA)
- Biophysics (AREA)
- Animal Behavior & Ethology (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Rehabilitation Tools (AREA)
Abstract
The present invention relates to a kind of sick and wounded patient's auxiliary walking device of foot and its application methods, belong to consumer goods industries, including support component, foldable assembly, height adjustment assembly and lift component, support component includes chassis, chassis lower hinge distinguishes two bending supporting legs, two bending supporting legs rotate synchronously, it is bent supporting leg bent intermediate, it is hinged long allotment leg in bending supporting leg knee, ankle and foot is at relatively raised, lower limb can bear a heavy burden, make normal knee joint, femur normally receives mechanical stimulation, avoid muscular atrophy, anchylosis, liberate both hands, it can be infused simultaneously, it settles a dispute by the parties concerned themselves urine, reduction is accompanied and attended to expense.
Description
Technical field
The present invention relates to a kind of sick and wounded patient's auxiliary walking device of foot and its application methods, belong to consumer goods industries.
Background technology
Sprain of ankle joint is clinical common disease, is the highest disease of incidence in joint and ligament injury.Ankle closes
Section is the human body weight-bearing joints nearest apart from ground, that is to say, that ankle-joint is that whole body bears a heavy burden most joints.Ankle-joint it is steady
It is qualitative to play an important role for daily activity and being normally carried out for sports.Ligament injury around ankle-joint belongs to
The scope of sprain of ankle joint.Damage caused by sprain of ankle joint is possible includes the anterior talofibular ligament calcaneofibular ligament of external malleolus, internal malleolus three
Angle ligament, lower tibiofibula transverse ligament etc..
Sprained ankle patient postoperative general wheelchair, crutch walking, lower limb do not bear a heavy burden, are easy to cause lower limb muscles and wither
Contracting needs others to take care of with wheelchair.Hand is occupied with crutch, while veins of lower extremity reflux is impacted.Unilateral ankle is damaged at present
Patient, which mostly uses, leans on crutches walking.Disadvantage：1, injury is in extreme lower position, is unfavorable for venous return, increases affected part swelling.2, because
It cannot bear a heavy burden for limbs distalmost end, cause the hip of health, knee joint that can not bear a heavy burden, cannot get effective mechanical stimulation, lead to flesh
Meat atrophy, is chronically at flexion, is easy to form thrombus.The sick and wounded recovery from illness of equal ankles, leaves hip and knee dysfunction.3, double
Walking is turned, both hands can not free, and increase patient nursing expense.
Invention content
According to the above-mentioned deficiencies in the prior art, the technical problem to be solved by the present invention is to：A kind of sick and wounded trouble of foot is provided
Person's auxiliary walking device and its application method, ankle and foot is at relatively raised, and lower limb can bear a heavy burden, and keeps normal knee joint, femur normal
Mechanical stimulation is received, muscular atrophy, anchylosis are avoided, both hands is liberated, can be infused simultaneously, urine of settling a dispute by the parties concerned themselves, reduction is accompanied
Shield expense.
The sick and wounded patient's auxiliary walking device of foot of the present invention, including support component, foldable assembly, height adjusting group
Part and component is lifted,
Support component includes chassis, and chassis lower hinge distinguishes two bending supporting legs, and two bending supporting legs rotate synchronously, bending
Supporting leg bent intermediate is hinged long allotment leg in bending supporting leg knee；
Foldable assembly includes folding fixing sleeve, folds fixing sleeve and is sleeved on long allotment leg and fixes, folds and cut with scissors on fixing sleeve
Folding adjusting rod is connect, adjusting rod is folded and is placed in folding adjusting set, setting on adjusting jacket wall is folded and folds threaded hole, folding screw thread
Coordinate folding bolt in hole, fold setting on adjusting rod and fold counterbore, the diameter for folding counterbore is more than the diameter of folding bolt；
Height adjustment assembly includes height adjusting nut, and height adjusting nut includes guide sleeve and rotating nuts, guide sleeve clamping
At the top of rotating nuts, and guide sleeve can be passed through in guide sleeve rotary-top, height adjusting nut and coordinated with rotating nuts, height
Adjusting nut is vertically fixed on chassis, and height adjusting nut passes through chassis, height adjusting screw rod upper end to be fixedly connected with height and adjust
Disk is saved, setting locking counterbore on height adjustment disk bottom surface locks fixed magnet in counterbore, coordinates locking level in locking counterbore,
Locking level is irony, setting locking through-hole on chassis, and locking level cooperation is in locking through-hole, and locking level is by height adjustment disk and bottom
The relative position of disk is fixed；
It includes shell to lift component, and shell inner surface coordinates with people leg outer surface after bending, upper part of the housing and lower part
Human thigh and lower leg portion are corresponded to respectively, and shell inner surface fixes buffer layer, and shell knee position is fixed on height adjustment disk
On, the both sides that shank position is corresponded on shell are hinged curvature adjusting screw rod, and curvature adjusting screw rod coordinates in sliding sleeve, sliding sleeve hinge
It is connected on the position for corresponding to thigh on shell, coordinates curvature adjusting nut on curvature adjusting screw rod, curvature adjusting nut is on sliding sleeve
It holds, extension rod is fixed on curvature adjusting nut upper surface, extension rod fixes capstan, and capstan and curvature adjusting nut are coaxial, capstan
Diameter is more than the diameter of curvature adjusting nut, and setting velcro is used for fixed leg on shell；
It is equipped with pressure sensor layer above buffer layer, accumulator, control device and torque motor, torque are equipped with above bottom plate
The shaft of motor is equipped with gear A, and height adjusting nut includes guide sleeve and rotating nuts, and guide sleeve is connected at the top of rotating nuts,
And gear B can be equipped on the outside of guide sleeve rotary-top, rotating nuts, gear B and gear A pass through chain interoperation；Accumulator is logical
It crosses starting switch and is connected to control device and torque motor, device and torque motor power supply, torque motor rotate forward, pass through in order to control
Gear A, chain and gear B drive rotating nuts rotation, rotating nuts to jack up shell by height adjusting screw rod, torque motor
Reversion drives rotating nuts rotation, rotating nuts to drop shell by height adjusting screw rod by gear A, chain and gear B
It falls.Starting switch is mounted on case top.
It is two to lock counterbore, and respectively in height adjustment disk both sides, two locking counterbores are adjusted two locking counterbores with height
Disk is on the same line.
Handle is fixed in long allotment leg upper end.
Shell is PVC material, has certain toughness, can be bent.
Height adjusting screw rod lower end is hinged two swing arms, and two swing arm width are less than the diameter of height adjusting screw rod, and height is adjusted
Coordinate heavy burden nut, swing arm that heavy burden nut is not hindered to load and unload on screw rod.
Buffer layer edge will exceed the edge of shell, prevent skin and shell be in direct contact and by skin tears.
It is bent supporting leg and fixes rubber cushion with long allotment leg lower end, prevent from generating noise and abrasion with ground friction.
Control device includes relay A, relay B, relay C, comparator A, comparator B, comparator C and power supply conversion
Module, comparator A, comparator B, comparator C an input terminal be all connected to the output end of power conversion module, comparator A,
Comparator B, comparator C another input terminal be all connected to the signal output end of pressure sensor layer.The coil one of relay A
End is connected respectively to the signal output end of comparator A and by the normally closed of first normally opened contact of relay A and relay B
For contact portion to battery positive voltage, the coil other end of relay A is connected to power cathode, and second of relay A normally opened to touch
Point one end is connected to power cathode, and the other end is connected to the rotating forward electric operating end of the electric machine controller of torque motor；
Coil one end of relay B is connected to the signal output end of comparator B, and the other end is connected to power cathode；
Coil one end of relay C be connected respectively to the signal output end of comparator C and pass through relay C first
The normally-closed contact of normally opened contact and relay B are connected to battery positive voltage, and the coil other end of relay C is connected to power supply and bears
Second normally opened contact one end of pole, relay C is connected to power cathode, and the other end is connected to the electric machine controller of torque motor
Reversion electric operating end.
Operation principle and process：
Adjust foldable assembly：
The angle between long allotment leg and two bending supporting legs is adjusted, and then adjusts long allotment leg lower end and two bending supporting legs
The distance between, its bigger degree of stability of distance is bigger, and folds adjusting rod and be hinged on folding fixing sleeve, folds adjusting rod and exists
When being relatively moved with folding adjusting set, chassis still keeps horizontal, folding bolt is tightened after regulating, folding bolt stretches into
It folds in counterbore, and then the position of long allotment leg and chassis is fixed；
Adjust height adjustment assembly：
(1) if the application is hanging under the drive for hindering leg, or bending supporting leg ground connection, but support can not be played to leg and made
With at this moment velcro stress will be hindered leg and is attached with shell, and pressure sensor does not stress or stress very little, pressure sensing
The voltage of the electric signal of device output is very low or is zero, and the voltage that power conversion module is sent out corresponds to the electric signal of 60 jin of pressure, than
CL Compare Logic compared with device A is, when second input terminal voltage is less than first input end's voltage, comparator A outputs are curved when occurring
When bent supporting leg is hanging or can not play a supporting role to leg, the voltage of the electric signal of pressure sensor feedback is unable to reach 60 jin
The voltage of electric signal, then comparator A output signals, the coil of relay A obtain electric, and first normally opened contact of relay A is closed,
The coil of relay A is set to be powered always, the normally opened contact of relay A is closed always, second normally opened contact of such relay A
Also it can remain closed, the rotating forward signal receiving end of the electric machine controller of torque motor can persistently receive signal and drive torque motor
It rotates forward, height adjusting screw rod is made to move up, if being bent the support force deficiency that supporting leg is hanging or provides, torque motor can be made to drive height
Degree regulation stud moves up, if shell is connect with leg is hindered, High definition then becomes bending supporting leg and moves down, and contacts ground, provides one
Determine support force, until when shell reaches 60 jin with the pressure for hindering between leg upwards, the signal sent out is equal to power conversion module hair
The voltage class of the signal gone out, at this time the output end of comparator B can export, the electricity of the coil of relay B, relay B's is normally closed
Contact disconnects, and so that the coil losing electricity of relay A, the company normally opened contact of relay A is disconnected, torque motor stopping is acted and locked
Only, adjusting finishes.
(2) if user wants to keep body erect to need that leg will be hindered and bear being pressed on pressure sensor of full weight power,
Another one leg is hanging, and the signal voltage levels that at this moment pressure sensor is sent out are higher than the voltage class that power conversion module is sent out,
In this case the output end of comparator C can send out signal, and the coil of relay C obtains electric, first normally opened contact of relay C
It is closed, the coil of relay C is made to be powered always, the normally opened contact of relay C is closed always, and second of such relay C is often
Holding contact can also remain closed, and the reverse signal receiving terminal of the electric machine controller of torque motor can persistently receive signal drive
Torque motor inverts, and so that height adjusting screw rod is moved down, if shell is connect with leg is hindered, High definition then becomes shell and moves down, makes another
Leg contacts ground, provides certain support force, until when shell reaches 60 jin with the pressure for hindering between leg upwards, the signal that sends out
Equal to the voltage class for the signal that power conversion module is sent out, the output end of comparator B can export at this time, the coil of relay B
Electricity, the normally-closed contact of relay B disconnects, and makes the coil losing electricity of relay A, the company normally opened contact disconnection of relay A, torque
Simultaneously locking, adjusting finish for motor stopping action.
Component is lifted in adjusting：
Capstan is rotated, capstan drives curvature adjusting nut to rotate by extension rod, and since shell itself has elasticity, make
It obtains sliding sleeve and abuts curvature adjusting nut always, the feeding of curvature adjusting nut can oppress sliding sleeve so that sliding sleeve and curvature adjusting screw rod
It relatively moves, so that the distance between screw rod hinged end and sliding sleeve change, and then adjustment housings top is under
The bending angle in portion, that is, leg bending angle, reversely rotate capstan, curvature adjusting nut stop compressing sliding sleeve, shell
It is opened under own resilient effect, limit leg in this way bends and stretches angle, cannot can only be bent outward completely inward, i.e.,
It gives leg certain activity space, prevents fixed curvature for a long time and lead to knee contracture, and can prevent leg from excessively stretching
Exhibition prevents injured ankle-joint from contacting to earth or colliding with and causes secondary damage；
People's leg stretches into shell, and upper part of the housing and lower part correspond to human thigh and lower leg portion respectively, are then taken with nylon
Button fixes leg and shell, and the sick and wounded patient's auxiliary walking device of this foot can provide support, substitutes knee joint or less leg
Work, while there are three supporting points for two bending supporting legs and one long allotment leg and ground, and support is reliable, with patient injury's leg
The hand of opposite side hold handle and provide balance for upper body, while shell is equipped with there is pressure sensor to be fed back to control device
Signal, the signal that control device is fed back according to pressure sensor；
It is two to lock counterbore, and respectively in height adjustment disk both sides, two locking counterbores are adjusted two locking counterbores with height
Disk on the same line, locks fixed magnet in counterbore, and magnet prevents locking level from falling, and locking level, lock are coordinated in locking counterbore
Fixed pole is irony, and locking through-hole is arranged on chassis, and locking level cooperation is stretched into locking through-hole after locking level is passed through lock hole
It locks counterbore and is attracted with magnet, locking level fixes the relative position of height adjustment disk and chassis at this time；If it is another
The ankle injury of leg pulls up locking level, and rotation height adjustment disk 180 degree, another locking counterbore and locking through-hole are coaxial at this time,
Then it reinserts locking level and stretches into locking counterbore and be attracted with magnet, be still the hand with the opposite side of patient injury's leg at this time
It holds handle and provides balance for upper body, can thus be switched over for left and right leg, without specifically for left and right leg exploitation two
Walk helper, and clever structure are covered, it is of low cost；
When not used, folding bolt is unscrewed so that folding bolt is detached from the folding counterbore folded in adjusting set, is adjusted folding
Pole is extracted out, then folds bending supporting leg with folding landing leg, chassis is started and folded, greatlys save storage space.
Possessed advantageous effect is the present invention compared with prior art：
The sick and wounded patient's auxiliary walking device of foot of the present invention and its application method, ankle and foot is at relatively raised, lower limb
It can bear a heavy burden, normal knee joint, femur is made to normally receive mechanical stimulation, avoid muscular atrophy, anchylosis, liberate both hands, it can
To be infused simultaneously, urine of settling a dispute by the parties concerned themselves reduces expense of accompanying and attending to.
Description of the drawings
Fig. 1 is schematic diagram of the embodiment of the present invention；
Fig. 2 is embodiment illustrated in fig. 1 sectional view；
Fig. 3 is embodiment illustrated in fig. 2 Section A-A schematic diagram；
Fig. 4 is embodiment illustrated in fig. 3 section B-B schematic diagram；
Fig. 5 is that embodiment illustrated in fig. 1 lifts component curvature Principles of Regulation figure；
Fig. 6 is electrical schematic diagram of the present invention.
In figure：1, capstan；2, extension rod；3, buffer layer；4, shell；5, velcro；6, curvature adjusting nut；7, sliding
Set；8, curvature adjusting screw rod；9, handle；10, height adjustment disk；11, chassis；12, it is bent supporting leg；13, fixing sleeve is folded；14、
Long allotment leg；15, magnet；16, counterbore is locked；17, locking level；18, height adjustment disk 19, height adjusting nut；20, height is adjusted
Save screw rod；21, heavy burden nut；22, swing arm；23, adjusting rod is folded；24, counterbore is folded；25, folding bolt；26, it folds and adjusts
Set；27, threaded hole is folded；28, through-hole is locked.29, gear B；30, torque motor；31, gear A；32, rotating nuts；33, it presses
Force sensor layer；34, accumulator；35, control device；36, power conversion module；37, comparator A；38, relay A；39, compare
Compared with device B；40, comparator C；41, relay C；42, relay B；43, starting switch；44, guide sleeve.
Specific implementation mode
The embodiment of the present invention is described further below in conjunction with the accompanying drawings：
As shown in figs 1 to 6, the sick and wounded patient's auxiliary walking device of foot of the present invention, including support component, folding
Component, height adjustment assembly and component is lifted,
Support component includes chassis 11, and 11 lower hinge of chassis distinguishes two bending supporting legs 12, and two bending supporting legs 12 synchronize
Rotation is bent 12 bent intermediate of supporting leg, and long allotment leg 14 is hinged in 12 knee of bending supporting leg；
Foldable assembly includes folding fixing sleeve 13, folds fixing sleeve 13 and is sleeved on long allotment leg 14 and fixes, folds and fix
Adjusting rod 23 is hingedly folded on set 13, is folded adjusting rod 23 and is placed in folding adjusting set 26, folds and folding is set on 26 wall of adjusting set
Folded threaded hole 27, folds and coordinates folding bolt 25 in threaded hole 27, folds setting on adjusting rod 23 and folds counterbore 24, folds counterbore
24 diameter is more than the diameter of folding bolt 25；
Height adjustment assembly includes height adjusting nut 19, and height adjusting nut includes guide sleeve 44 and rotating nuts 32, is led
Set 44 is connected to the top of rotating nuts 32, and can 44 rotary-top of guide sleeve, height adjusting nut 19 pass through guide sleeve 44 and with
Rotating nuts 32 coordinate, and height adjusting screw rod 20 is fixedly connected with height adjustment disk 18, and height adjustment disk 10 is fixed on outside bearing 18
On circle, setting locking counterbore 16, locks fixed magnet 15 in counterbore 16 on 10 bottom surface of height adjustment disk, locks and matches in counterbore 16
Locking level 17 is closed, locking level 17 is irony, and locking through-hole 28 is arranged on chassis 11, and locking level 17 coordinates in locking through-hole 28,
Locking level 17 fixes height adjustment disk 10 and the relative position on chassis 11；
It includes shell 4 to lift component, and 4 inner surface of shell coordinates with people leg outer surface after bending, and 4 top of shell is under
Portion corresponds to human thigh and lower leg portion respectively, and 4 inner surface of shell fixes buffer layer 3, and 4 knee position of shell is fixed on height and adjusts
It saves on disk 10, the both sides that shank position is corresponded on shell 4 are hinged curvature adjusting screw rod 8, and curvature adjusting screw rod 8 coordinates in sliding sleeve
In 7, sliding sleeve 7 is hinged on the position that thigh is corresponded on shell 4, coordinates curvature adjusting nut 6, curvature tune on curvature adjusting screw rod 8
Section nut 6 fixes extension rod 2 on 7 upper end of sliding sleeve, 6 upper surface of curvature adjusting nut, and extension rod 2 fixes capstan 1, capstan 1 with
Curvature adjusting nut 6 is coaxial, and 1 diameter of capstan is more than the diameter of curvature adjusting nut 6, and setting velcro 5 is used for admittedly on shell 4
Determine leg.
It is equipped with pressure sensor layer 33 above buffer layer, accumulator 34, control device 35 and torque electricity are equipped with above bottom plate
The shaft of machine 30, torque motor 30 is equipped with gear A 31, and height adjusting nut includes guide sleeve 44 and rotating nuts 32, guide sleeve 44
It is connected to 32 top of rotating nuts, and gear B, 29 He of gear B can be equipped in 44 rotary-top of guide sleeve, 32 outside of rotating nuts
Gear A passes through chain interoperation；Accumulator 34 is connected to control device 35 and torque motor 30 by starting switch 43, fills in order to control
35 and the power supply of torque motor 30 are set, torque motor 30 rotates forward, and passes through gear A 31, chain and gear B 29 and rotating nuts 32 is driven to revolve
Turn, rotating nuts 32 are jacked up shell by height adjusting screw rod, and torque motor 30 inverts, and passes through gear A 31, chain and gear
B29 drives rotating nuts 32 to rotate, and rotating nuts 32 are landed shell by height adjusting screw rod.Starting switch 43 is mounted on shell
At the top of body.
It is two to lock counterbore 16, two locking counterbores 16 respectively in 18 both sides of height adjustment disk, two locking counterbores 16 with
Height adjustment disk 18 is on the same line.
Handle 9 is fixed in long 14 upper end of allotment leg.
Shell 4 is PVC material, has certain toughness, can be bent.
20 lower end of height adjusting screw rod is hinged two swing arms 22, and two swing arms, 22 width is less than the diameter of height adjusting screw rod 20,
Coordinate heavy burden nut 21, swing arm 22 that heavy burden nut 21 is not hindered to load and unload on height adjusting screw rod 20.
3 edge of buffer layer will exceed the edge of shell 4, prevent skin and shell 4 be in direct contact and by skin tears.
It is bent supporting leg 12 and fixes rubber cushion with long 14 lower end of allotment leg, prevent from generating noise and abrasion with ground friction.
Control device 35 includes relay A38, relay B42, relay C41, comparator A37, comparator B39, compares
Device C40 and power conversion module 36, comparator A37, comparator B39, comparator C40 an input terminal be all connected to power supply turn
Change the mold block 36 output end, comparator A37, comparator B39, comparator C40 another input terminal be all connected to pressure sensing
The signal output end of device layer 33.Coil one end of relay A38 is connected respectively to the signal output end of comparator A37 and passes through
First normally opened contact of relay A38 and the normally-closed contact of relay B42 are connected to 34 anode of accumulator, relay A38's
The coil other end is connected to power cathode, and second normally opened contact one end of relay A38 is connected to power cathode, and the other end connects
It is connected to the rotating forward electric operating end of the electric machine controller of torque motor 30.
Coil one end of relay B42 is connected to the signal output end of comparator B39, and the other end is connected to power cathode.
Coil one end of relay C41 is connected respectively to the signal output end of comparator C40 and by relay C41's
The normally-closed contact of first normally opened contact and relay B42 are connected to 34 anode of accumulator, and the coil other end of relay C41 connects
It is connected to power cathode, second normally opened contact one end of relay C41 is connected to power cathode, and the other end is connected to torque motor
The reversion electric operating end of 30 electric machine controller.
Operation principle and process：
Adjust foldable assembly：
The angles between long allotment leg 14 and two bending supporting legs 12 are adjusted, and then adjust long 14 lower end of allotment leg and two curved
The distance between bent supporting leg 12, its bigger degree of stability of distance is bigger, and folds adjusting rod 23 and be hinged on folding fixing sleeve 13,
Adjusting rod 23 is folded when being relatively moved with folding adjusting set 26, chassis 11 still keeps horizontal, and folding is tightened after regulating
Folded bolt 25, folding bolt 25, which stretches into, to be folded in counterbore 24, and then the position of long allotment leg 14 and chassis 11 is fixed；
Adjust height adjustment assembly：
(1) if the application is hanging under the drive for hindering leg, or bending supporting leg ground connection, but support can not be played to leg and made
With at this moment velcro stress will be hindered leg and is attached with shell, and pressure sensor does not stress or stress very little, pressure sensing
The voltage of the electric signal of device output is very low or is zero, and the voltage that power conversion module 36 is sent out corresponds to the electric signal of 60 jin of pressure,
The CL Compare Logic of comparator A37 is, when second input terminal voltage is less than first input end's voltage, comparator A37 outputs, when
When the supporting leg that bends is hanging or can not play a supporting role to leg, the voltage of the electric signal of pressure sensor feedback is unable to reach
The voltage of 60 jin of electric signal, then comparator A37 output signals, the coil of relay A38 obtain it is electric, first of relay A38
Normally opened contact is closed, and so that the coil of relay A38 is powered always, the normally opened contact of relay A38 is closed always, such relay
Second normally opened contact of A38 can also remain closed, and the rotating forward signal receiving end of the electric machine controller of torque motor 30 can continue
Receiving signal drives torque motor 30 to rotate forward, and height adjusting screw rod is made to move up, if being bent the support that supporting leg is hanging or provides
Power is insufficient, torque motor 30 can be made to be moved up with dynamic height regulation stud, if shell is connect with leg is hindered, High definition then becomes curved
Bent supporting leg moves down, and contacts ground, provides certain support force, until when shell reaches 60 jin with the pressure for hindering between leg upwards,
The signal sent out is equal to the voltage class for the signal that power conversion module 36 is sent out, and the output end of comparator B39 can export at this time,
The normally-closed contact of the electricity of the coil of relay B42, relay B42 disconnects, and makes the coil losing electricity of relay A38, relay A38's
Even normally opened contact disconnects, and simultaneously locking, adjusting finish for 30 stopping of torque motor action.
(2) if user wants to keep body erect to need that leg will be hindered and bear being pressed on pressure sensor of full weight power,
Another one leg is hanging, and the signal voltage levels that at this moment pressure sensor is sent out are higher than the voltage etc. that power conversion module 36 is sent out
Grade, in this case the output end of comparator C40 can send out signal, the coil of relay C41 obtain it is electric, the first of relay C41
A normally opened contact is closed, and so that the coil of relay C41 is powered always, the normally opened contact of relay C41 is closed always, such relay
Second normally opened contact of device C41 can also remain closed, and the reverse signal receiving terminal of the electric machine controller of torque motor 30 can be held
Continued access receives signal and torque motor 30 is driven to invert, and height adjusting screw rod is made to move down, if shell is connect with leg is hindered, High definition,
Then become shell to move down, make another one leg contact ground, certain support force is provided, until shell upwards with hinder the pressure between leg
When reaching 60 jin, the signal sent out is equal to the voltage class for the signal that power conversion module 36 is sent out, and comparator B39's is defeated at this time
Outlet can export, the electricity of the coil of relay B42, and the normally-closed contact of relay B42 disconnects, and makes the coil losing electricity of relay A38,
The company normally opened contact of relay A38 disconnects, and simultaneously locking, adjusting finish for 30 stopping of torque motor action.
Component is lifted in adjusting：
Capstan 1 is rotated, capstan 1 drives curvature adjusting nut 6 to rotate by extension rod 2, and since shell 4 itself has bullet
Property so that sliding sleeve 7 abuts curvature adjusting nut 6 always, and the feeding of curvature adjusting nut 6 can oppress sliding sleeve 7 so that sliding sleeve 7 and song
Degree adjusting screw rod 8 relatively moves, so that the distance between screw rod hinged end and sliding sleeve 7 change, and then adjusts
The bending angle of 4 upper and lower part of shell, that is, leg bending angle, reversely rotate capstan 1, curvature adjusting nut 6 stops
Sliding sleeve 7 is only oppressed, shell 4 opens under own resilient effect, and limit leg in this way bends and stretches angle, can only inward completely
And cannot be bent outward, that is, it gives leg certain activity space, prevents fixed curvature for a long time and lead to knee contracture, and
Leg hyper-extended can be prevented, prevents injured ankle-joint from contacting to earth or colliding with and causes secondary damage；
People's leg stretches into shell 4, and 4 upper and lower part of shell corresponds to human thigh and lower leg portion respectively, then uses nylon
Hasp 5 fixes leg and shell 4, and the sick and wounded patient's auxiliary walking device of this foot can provide support, substitutes knee joint or less
The work of leg, while there are three supporting points with ground for two bending supporting legs 12 and one long allotment leg 14, support is reliable, with trouble
The hand of the opposite side of person's injury leg holds handle 9 and provides balance for upper body, while shell is equipped with and has pressure sensor to control
35 feedback signal of device processed, the signal that control device 35 is fed back according to pressure sensor；
It is two to lock counterbore 16, and two locking counterbores 16 respectively in 18 both sides of bearing, with height adjust by two locking counterbores 16
It saves disk 18 on the same line, locks fixed magnet 15 in counterbore 16, magnet 15 prevents locking level 17 from falling, and locks in counterbore 16
It is irony to coordinate locking level 17, locking level 17, locking through-hole 28 is arranged on chassis 11, the cooperation of locking level 17 is in locking through-hole 28
It is interior, it stretches into locking counterbore 16 after locking level 17 is passed through lock hole and is attracted with magnet 15, locking level 17 adjusts height at this time
Disk 10 and the relative position on chassis 11 are fixed；If it is the ankle injury of another one leg, locking level 17 is pulled up, rotation height is adjusted
10180 degree of disk, another locking counterbore 16 and locking through-hole 28 are coaxial at this time, then reinsert locking level 17 and stretch into locking
Counterbore 16 and magnet 15 are attracted, and are still at this time and are held handle 9 with the hand of the opposite side of patient injury's leg and provide balance for upper body,
It can thus be switched over for left and right leg, without developing two sets of walk helpers, and clever structure specifically for left and right leg, at
This is cheap；
When not used, folding bolt 25 to be unscrewed so that folding bolt 25 is detached from the folding counterbore 24 folded in adjusting set 26,
Adjusting rod 23 will be folded to extract out, bending supporting leg 12 is folded with folding landing leg then, chassis 11 is started and folded, significantly
Save storage space.
The sick and wounded patient's auxiliary walking device of foot described in the present embodiment and its application method, ankle and foot is at relatively raised, under
Limb can bear a heavy burden, and normal knee joint, femur is made to normally receive mechanical stimulation, avoid muscular atrophy, anchylosis, liberate both hands,
It can be infused simultaneously, urine of settling a dispute by the parties concerned themselves reduces expense of accompanying and attending to.
Claims (7)
1. a kind of sick and wounded patient's auxiliary walking device of foot and its application method, which is characterized in that including support component, folding group
Part, height adjustment assembly and component is lifted,
Support component includes chassis, and chassis lower hinge distinguishes two bending supporting legs, and two bending supporting legs rotate synchronously, and are bent supporting leg
Bent intermediate is hinged long allotment leg in bending supporting leg knee；
Foldable assembly includes folding fixing sleeve, folds fixing sleeve and is sleeved on long allotment leg and fixes, folds and hingedly rolled on fixing sleeve
Folded adjusting rod, folding adjusting rod, which is placed in, to be folded in adjusting set, is folded and is adjusted setting folding threaded hole on jacket wall, folds in threaded hole
Coordinate folding bolt, fold setting on adjusting rod and fold counterbore, the diameter for folding counterbore is more than the diameter of folding bolt；
Height adjustment assembly includes height adjusting nut, and height adjusting nut includes guide sleeve and rotating nuts, and guide sleeve is connected to rotation
At the top of turn nut, and guide sleeve can be passed through in guide sleeve rotary-top, height adjusting nut and coordinated with rotating nuts, height is adjusted
Nut is vertically fixed on chassis, and height adjusting nut passes through chassis, height adjusting screw rod upper end to be fixedly connected with height adjustment disk,
Setting locking counterbore on height adjustment disk bottom surface locks fixed magnet in counterbore, coordinates locking level, locking level in locking counterbore
For irony, setting locking through-hole on chassis, locking level cooperation is in locking through-hole, and locking level is by the phase of height adjustment disk and chassis
Position is fixed；
It includes shell to lift component, and shell inner surface coordinates with people leg outer surface after bending, upper part of the housing and lower part difference
Corresponding human thigh and lower leg portion, shell inner surface fix buffer layer, and shell knee position is fixed on height adjustment disk, shell
The both sides that shank position is corresponded on body are hinged curvature adjusting screw rod, and curvature adjusting screw rod coordinates in sliding sleeve, and sliding sleeve is hinged on
The position of thigh is corresponded on shell, curvature adjusting nut is coordinated on curvature adjusting screw rod, curvature adjusting nut is in sliding sleeve upper end, song
Extension rod is fixed on degree adjusting nut upper surface, extension rod fixes capstan, and capstan and curvature adjusting nut are coaxial, and capstan diameter is big
It is used for fixed leg in velcro is arranged on the diameter of curvature adjusting nut, shell；
It is equipped with pressure sensor layer above buffer layer, accumulator, control device and torque motor, torque motor are equipped with above bottom plate
Shaft be equipped with gear A, height adjusting nut includes guide sleeve and rotating nuts, and guide sleeve is connected at the top of rotating nuts, and can
To be equipped with gear B on the outside of guide sleeve rotary-top, rotating nuts, gear B and gear A pass through chain interoperation；Accumulator is by opening
Dynamic switch is connected to control device and torque motor, and device and torque motor power supply, torque motor rotate forward in order to control, pass through gear
A, chain and gear B drive rotating nuts rotation, rotating nuts to jack up shell by height adjusting screw rod, and torque motor is anti-
Turn, drives rotating nuts rotation, rotating nuts that shell lands by height adjusting screw rod by gear A, chain and gear B；
Starting switch is mounted on case top.
2. the sick and wounded patient's auxiliary walking device of foot according to claim 1 and its application method, which is characterized in that locking
Counterbore is two, and two locking counterbores are respectively in height adjustment disk both sides, and two locking counterbores are with height adjustment disk in same straight line
On.
3. the sick and wounded patient's auxiliary walking device of foot according to claim 2 and its application method, which is characterized in that long straight
Handle is fixed in supporting leg upper end.
4. the sick and wounded patient's auxiliary walking device of foot according to claim 3 and its application method, which is characterized in that shell
For PVC material.
5. the sick and wounded patient's auxiliary walking device of foot according to claim 4 and its application method, which is characterized in that height
Adjusting screw rod lower end is hinged two swing arms, and two swing arm width are less than the diameter of height adjusting screw rod, and cooperation is negative on height adjusting screw rod
Weight nut, swing arm do not hinder heavy burden nut to load and unload.
6. the sick and wounded patient's auxiliary walking device of foot according to claim 5 and its application method, which is characterized in that buffering
Layer edge will exceed the edge of shell.
7. the sick and wounded patient's auxiliary walking device of foot according to claim 6 and its application method, which is characterized in that bending
Supporting leg fixes rubber cushion with long allotment leg lower end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810584814.2A CN108618937A (en) | 2018-06-07 | 2018-06-07 | The sick and wounded patient's auxiliary walking device of foot and its application method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810584814.2A CN108618937A (en) | 2018-06-07 | 2018-06-07 | The sick and wounded patient's auxiliary walking device of foot and its application method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108618937A true CN108618937A (en) | 2018-10-09 |
Family
ID=63691401
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810584814.2A Withdrawn CN108618937A (en) | 2018-06-07 | 2018-06-07 | The sick and wounded patient's auxiliary walking device of foot and its application method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108618937A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111249565A (en) * | 2020-02-22 | 2020-06-09 | 潘仲民 | Medical infusion rack with support function |
-
2018
- 2018-06-07 CN CN201810584814.2A patent/CN108618937A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111249565A (en) * | 2020-02-22 | 2020-06-09 | 潘仲民 | Medical infusion rack with support function |
| CN111249565B (en) * | 2020-02-22 | 2021-08-10 | 青岛市中医医院 | Medical infusion rack with support function |
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20181009 |
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