Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of structure is simple, bio-imitability is high, is easy to the bi-directional drive driven
Ankle joint rehabilitation training ectoskeleton.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention to solve the technical problems is:
A kind of bi-directional drive ankle joint rehabilitation training ectoskeleton, including foot set, for controlling ankle dorsal flexion movement
First driving device, the second driving device that the plantar flexion for controlling ankle-joint moves are matched small with wearer's shank position
Leg set, the first driving device is identical as the second driving device structure, and the first driving device and the second driving device
It is separately positioned on shank set two sides;
The shank set includes protheca and rear enclosure, is set in the rear enclosure before described, the rear enclosure lower end and foot
Portion's set is hinged;
Described first driving device one end and protheca are hinged, and the other end and foot set are hinged;
Second driving device one end and rear enclosure are hinged, and the other end and foot set are hinged.
Preferably, the installation end of the first driving device is provided with the first articulation piece, is arranged on first articulation piece
There is first through hole, the first body cradle is provided on the protheca, is provided with the first pin hole on first body cradle, described first
It is connected between pin hole and the first through hole by the first pin shaft;
The installation end of second driving device is provided with the second articulation piece, and it is logical that second is provided on second articulation piece
Hole is provided with the second body cradle in the rear enclosure, the second pin hole, second pin hole and institute is provided on second body cradle
It states and is connected between the second through-hole by the second pin shaft.
Preferably, the first driving device includes first motor, the first ball screw, and the first motor setting is the
On one motor cabinet, first articulation piece is connect with first motor seat, and the first motor output shaft is threaded through first electricity
On base, the first motor output shaft is connect with the first ball screw by first shaft coupling, and first ball screw is certainly
By being provided with the first rotating cylinder on end, it is provided with the matched screw thread of the first ball screw in first rotating cylinder, described first
Motor drives the rotation of the first ball screw, is subjected to displacement between the first ball screw and the first rotating cylinder.
Preferably, the foot set includes foot cuff, bandage fixing piece and bottom plate, and bandage fixing piece and bottom plate are connected,
Foot cuff is fixed on bandage fixing piece.
Preferably, the first hole is arranged in the rear enclosure lower end, and the foot, which is put on, is provided with mounting rack, sets on the mounting rack
It is equipped with the second hole, is connected between first hole and the second hole by first rotating shaft, the mounting rack and rear enclosure constitute sagittal plane
Revolute, the revolute is located at wearer's ankle-joint position.
Preferably, first rotating cylinder free end is provided with the first connection sheet, is provided with third in first connection sheet
Hole, foot set are provided with the first connection frame on front end, are provided with the 4th hole on first connection frame, the third hole with
It is connected between 4th hole by the second shaft;
Second rotating cylinder free end is provided with the second connection sheet, and the 5th hole is provided in second connection sheet, described
Foot set is provided with the second connection frame on rear end, and the 6th hole, the 5th hole and the 6th hole are provided on second connection frame
Between connected by third shaft.
Preferably, the first driving device further includes first sleeve, and the first sleeve is connect with first motor seat, institute
It states the first ball screw to be threaded through in the first sleeve, the first sleeve end is provided with the first guide pad, the first guiding
The first pilot hole is provided on block, first rotating cylinder is threaded through on first pilot hole.
Preferably, the protheca includes gaiter and shank interstage sleeve, on front side of the shank interstage sleeve and wearer's shank
Match;Elasticity layer is set on the protheca and rear enclosure inner sidewall, is provided with heater strip in the elastic layer;The protheca and
Heat release hole is provided in rear enclosure.
Preferably, the mounting rack bottom is provided with adjusting rod, and the adjusting rod is threaded through in the groove of the foot set,
The foot, which is put on, is provided with multiple circular holes through the groove, is provided with adjusting pin on the circular hole.
Preferably, it is provided with leg cuff on the protheca, leg cuff fixing piece, the leg cuff are provided in the rear enclosure
It is fixed on the leg cuff fixing piece.
Beneficial effects of the present invention:
The advantages that present invention has structure simple, and bio-imitability is high, is easy to the characteristics of driving, and movement effects are good, can be effective
Help wearer carry out ankle joint rehabilitation training, by foot set and shank set can be easy to be mounted on wearer's lower limb foot with
And shank position, the first driving device of two sides is covered by shank and the second driving device carries out bi-directional drive, in walking process
In provide foot plantar flexion and dorsiflex two kinds of activities for wearer, substantially reduce wearer's Calf muscle strength in the process of walking
Consumption helps wearer's rehabilitation training, restores ankle-joint walking function, while first driving device and the second driving device as early as possible
It is higher to carry out bi-directional drive ankle joint rehabilitation training exoskeleton mechanism bio-imitability, optimizes human walking procedure, wearer and rectifys
Biddability is good between Xing Qi robot.
Specific embodiment
The present invention will be further explained below with reference to the attached drawings and specific examples, so that those skilled in the art can be with
It more fully understands the present invention and can be practiced, but illustrated embodiment is not as a limitation of the invention.
Referring to Fig.1, shown in Fig. 2, a kind of bi-directional drive ankle joint rehabilitation training ectoskeleton, including foot set, for controlling
The first driving device of ankle dorsal flexion movement, the second driving device that the plantar flexion for controlling ankle-joint moves, with wearer
The matched shank set in shank position, the first driving device is identical as the second driving device structure, and the first driving dress
It sets and is separately positioned on shank set two sides with the second driving device;
The shank set includes protheca 21 and rear enclosure 2, and the protheca 21 is arranged in the rear enclosure 2, under the rear enclosure 2
End and foot set are hinged;
Described first driving device one end and protheca 21 are hinged, and the other end and foot set are hinged;
Second driving device one end and rear enclosure 2 are hinged, and the other end and foot set are hinged.
The first driving device and the second driving device are using series connection flexible drive device, using series connection flexible drive dress
It sets, light weight, output energy are big, have very high energy density, can further decrease wearer's muscles of leg in the process of walking
The consumption of meat strength,.
The installation end of the first driving device is provided with the first articulation piece 42, and is provided on first articulation piece 42
One through-hole is provided with the first body cradle 43 on the protheca 21, is provided with the first pin hole on first body cradle 43, and described
It is connected between one pin hole and the first through hole by the first pin shaft 44;
The installation end of second driving device is provided with the second articulation piece 52, and is provided on second articulation piece 52
Two through-holes are provided with the second body cradle 53 in the rear enclosure 2, are provided with the second pin hole on second body cradle 53, and described
It is connected between two pin holes and second through-hole by the second pin shaft 54.
The first driving device includes first motor 45, the first ball screw 47, and the setting of first motor 45 is the
On one 45, motor, first articulation piece 42 is connect with first motor 45, and 45 output shaft of first motor is threaded through institute
It states on first motor 45,45 output shaft of first motor is connect with the first ball screw 47 by first shaft coupling, described
It is provided with the first rotating cylinder 41 on first ball screw, 47 free end, first ball screw is provided in first rotating cylinder 41
47 matched screw threads, the first motor 45 drive the rotation of the first ball screw 47, the first ball screw 47 and the first rotating cylinder 41
Between be subjected to displacement;
Second driving device includes the second motor, the second ball screw, and second motor is arranged in the second motor
On seat, second articulation piece 52 is connect with the second motor cabinet, and second motor output shaft is threaded through second motor cabinet
On, second motor output shaft is connect with the second ball screw by second shaft coupling, second ball screw free end
On be provided with the second rotating cylinder 51, be provided with the matched screw thread of the second ball screw in second rotating cylinder 51, described second
Motor drives the rotation of the second ball screw, is subjected to displacement between the second ball screw and the second rotating cylinder 51.
More preferably scheme is that the first motor 45 and the first speed reducer are drivingly connected to the present embodiment, second motor
Subtract drive connection with second.
The first hole is arranged in 2 lower end of rear enclosure, and the foot, which is put on, is provided with mounting rack 3, is provided on the mounting rack 3
Second hole is connected between first hole and the second hole by first rotating shaft 23, and the mounting rack 3 constitutes sagittal plane with rear enclosure 2
Revolute, the revolute is located at wearer's ankle-joint position.
The revolute is located at wearer's ankle-joint position, and shape and Mass Distribution design are more nearly model of human ankle
Feature, may make the vola of exoskeleton ankle joint in walking have compliant characteristic.
First rotating cylinder, 41 free end is provided with the first connection sheet, and third hole, institute are provided in first connection sheet
State and be provided with the first connection frame 14 on foot set front end, be provided with the 4th hole on first connection frame 14, the third hole with
It is connected between 4th hole by the second shaft;
Second rotating cylinder, 51 free end is provided with the second connection sheet, and the 5th hole, institute are provided in second connection sheet
State and be provided with the second connection frame 13 on foot set rear end, be provided with the 6th hole on second connection frame 13, the 5th hole with
It is connected between 6th hole by third shaft.
The first driving device further includes first sleeve 4, and the first sleeve 4 is connect with first motor 45, described
First ball screw 47 is threaded through in the first sleeve 4, and 4 end of first sleeve is provided with the first guide pad, and first leads
The first pilot hole is provided on block, first rotating cylinder 41 is threaded through on first pilot hole;
Second driving device further includes second sleeve 5, and the second sleeve 5 is connect with the second motor cabinet, and described
Two ball screws are threaded through in the second sleeve 5, and 5 end of second sleeve is provided with the second guide pad, the second guide pad
On be provided with the second pilot hole, second rotating cylinder 51 is threaded through on second pilot hole.
The protheca 21 includes gaiter and shank interstage sleeve, is matched on front side of the shank interstage sleeve and wearer's shank;Institute
It states and elasticity layer is set on 2 inner sidewall of protheca 21 and rear enclosure, be provided with heater strip in the elastic layer;The protheca 21 and
Heat release hole is provided in rear enclosure 2.
3 bottom of mounting rack is provided with adjusting rod, and the adjusting rod is threaded through in the groove of the foot set, the foot
Portion, which is put on, is provided with multiple circular holes through the groove, adjusting pin is provided on the circular hole, by adjusting circular hole and tune
The relative position of knothole, is fixed using adjusting pin, is suitable for the ankle-joint height of different crowd, easy to operate, the scope of application is more
Extensively.
The foot set includes foot cuff 12, bandage fixing piece and bottom plate 1, and bandage fixing piece and bottom plate 1 are connected, foot
Cuff 12 is fixed on bandage fixing piece.
It is provided with leg cuff 22 on the protheca 21,22 fixing piece of leg cuff, the leg cuff are provided in the rear enclosure 2
22 are fixed on 22 fixing piece of leg cuff.
Foot puts on the leg cuff 22 in the foot cuff 12 and protheca 21 of use, and wearer may make to wear/unload very
It is convenient, it can not only make to enhance walking ability in wearer's walking process, but also wearer can be made to reduce Calf muscle power
Amount consumption.
The shank set link with foot set by joint pin, formation relative rotary motion, when wearing, before opening leg covers
Set 21 is fastened protheca 21 and rear enclosure 2 by leg cuff 22 when wearer's lower limb are completed to dress, will by foot cuff 12
Foot set is fastened with wearer's foot, completes wearing.
In the process of walking, foot forms the two kinds of activities of plantar flexion and dorsiflex around ankle-joint and shank to wearer, when wearing
When wearer carries out plantar flexion movement, the second motor in the second driving device of posterior calf is rotated, and is passed through the second retarder and is slowed down
And the movement of the second ball screw is driven, the second driving device of shank is extended, provides power-assisted for the movement of wearer's plantar flexion;Work as wearer
When carrying out dorsiflex campaign, the first motor 45 in the first driving device of On Anterior Region On The Leg is rotated, and is slowed down by the first retarder 46
And the movement of the first ball screw 47 is driven, the first driving device of On Anterior Region On The Leg is extended, provides power-assisted for wearer's dorsiflex campaign.
Embodiment described above is only to absolutely prove preferred embodiment that is of the invention and being lifted, protection model of the invention
It encloses without being limited thereto.Those skilled in the art's made equivalent substitute or transformation on the basis of the present invention, in the present invention
Protection scope within.Protection scope of the present invention is subject to claims.