CN209004586U - A kind of healing hand function finger joint training device - Google Patents
A kind of healing hand function finger joint training device Download PDFInfo
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- CN209004586U CN209004586U CN201820681453.9U CN201820681453U CN209004586U CN 209004586 U CN209004586 U CN 209004586U CN 201820681453 U CN201820681453 U CN 201820681453U CN 209004586 U CN209004586 U CN 209004586U
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- connecting rod
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- engaging member
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- hand
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Abstract
The utility model discloses a kind of healing hand function finger joint training devices, including more than two hand engaging members being successively spaced apart from front to back, the center of rotation projector mechanism for carrying the hand engaging member positioned at front side in each adjacent two hand engaging member relative to the hand engaging member progress reciprocating rotation for being located at rear side is provided between each adjacent two hand engaging member.When use, each adjacent two hand engaging member is corresponding with two bone blocks of an articulations digitorum manus respectively to be combined together, under the support of center of rotation projector mechanism, the hand engaging member positioned at front side in each adjacent two hand engaging member can drive a bone block to be rotated around joint, under long-time, the exercise and rehabilitation that joint and muscle can be realized can assist patient voluntarily to carry out rehabilitation training, economic and practical.
Description
Technical field
The utility model relates to rehabilitation training equipment technical fields, relate in particular to a kind of healing hand function finger joint training
Device.
Background technique
Most of daily routines of people need the participation of hand that could complete, therefore hemiplegic patient is helped to improve and restore hand
Motor function is an important content of hemiparalysis recovery.Country's medical resource is nervous at present, and the generally existing postoperative rehabilitation of patient
Unconspicuous phenomenon.
But because of the influence of the factors such as time, economy, Most patients all stayed in for a long time without condition recovery centre into
Row rehabilitation corrective therapy, such training time is inadequate, and the rehabilitation for patient is extremely disadvantageous.
In addition, there are auxiliary body's instantaneous centers of rotation and the finger instantaneous center of rotation not to be overlapped and ask for existing ectoskeleton equipment at present
Topic, will cause Relative sliding phenomenon；And current hand ectoskeleton is non-adjustable on finger size, patient is carrying out rehabilitation training
It may not achieve the expected result.
Utility model content
It can solve Relative sliding in rehabilitation training the technical problem to be solved by the utility model is to provide one kind to show
As the healing hand function finger joint training device with adaptation patient's finger joint length.
In order to solve the above-mentioned technical problem, the utility model adopts the following technical solution: a kind of healing hand function finger joint instruction
Practice device, including more than two hand engaging members being successively spaced apart from front to back, each adjacent two hand engaging member it
Between be provided with for carrying the hand engaging member positioned at front side in each adjacent two hand engaging member relative to being located at
The hand engaging member of rear side carries out the center of rotation projector mechanism of reciprocating rotation.
Further, the center of rotation projector mechanism includes that first connecting rod, second connecting rod, third connecting rod and setting exist
The supporting element on the hand engaging member positioned at rear side in each adjacent two hand engaging member, one end of the first connecting rod
It being hinged and connected with the supporting element, the other end of the first connecting rod and one end of the second connecting rod are hinged and connected, and described
The other end of two connecting rods is hinged and connected with the hand engaging member positioned at front side in each adjacent two hand engaging member, described
One end of third connecting rod is hinged and connected with the supporting element, and the middle part of the other end of the third connecting rod and the second connecting rod is cut with scissors
Connect connected, and the hinged center in one end of the second connecting rod, the hinged center of the other end, the hinged center in middle part are located at same straight line
On, the first connecting rod, the second connecting rod, the third connecting rod and the supporting element constitute parallelogram mechanism.
Further, the supporting element position is adjustably connected on the hand engaging member.
Further, except be located at rearmost supporting element in addition to, at least one supporting element supporting element adjacent with rear side it
Between be provided with length adjustment machine for adjusting the relative position between at least one described supporting element and the hand engaging member
Structure.
Further, the length adjustment mechanism includes transmission rod, fourth link, the 5th connecting rod and six-bar linkage, institute
One end of one end and the 5th connecting rod for stating six-bar linkage is hinged and connected, the other end of the six-bar linkage and described at least one
A supporting element is hinged and connected, one end of transmission rod supporting element hinge adjacent with the rear side of at least one supporting element
Connect connected, one end of the fourth link is hinged and connected at least one described supporting element, the other end of the fourth link with
5th connecting rod, the transmission rod constitute compound hinges, and one end of the fourth link and at least one described supporting element
Between hinge joint and the fourth link the other end and the 5th connecting rod between the equal position of hinge joint it is adjustable, it is described
Fourth link, the 5th connecting rod, the six-bar linkage and at least one described supporting element constitute parallelogram mechanism.
Further, the hinge joint position between the other end of the fourth link and the transmission rod is adjustable.
Further, one end of the first connecting rod in the center of rotation projector mechanism of rearmost and the supporting element are used
Flexural pivot is hinged and connected, one end of the third connecting rod in the center of rotation projector mechanism of rearmost and the supporting element flexural pivot
It is hinged and connected.
Further, the other end of the six-bar linkage and one end of the first connecting rod are connected as a body and share a hinge
Revolute pair is connect to be hinged and connected with the supporting element.
Further, altogether be arranged four hand engaging members, for from front to back respectively correspond with distal phalanx,
Middle phalanx, proximal phalanx and palm are fixed to each other.
Further, the hand engaging member is fixed to each other with flexible bandage or Elastic buckle with hand.
The beneficial effects of the utility model are embodied in:
When the utility model is used, each adjacent two hand engaging member is corresponding with two bone blocks of an articulations digitorum manus respectively combines
Together, the hand engaging member positioned at front side under the support of center of rotation projector mechanism, in each adjacent two hand engaging member
A bone block can be driven to be rotated around joint, under long-time, the exercise and rehabilitation of joint and muscle can be realized, can assist
Patient voluntarily carries out rehabilitation training, economic and practical.
The utility model solves rehabilitation training by design center of rotation projector mechanism and phalanges length adjustment mechanism
Relative sliding phenomenon and adaptation patient's finger joint length two large problems, meet rehabilitation training requirement in journey.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of an embodiment of the present invention.
Fig. 2 is the action principle figure of middle rotation central projection mechanism during the utility model one is implemented.
Fig. 3 is the action principle figure of middle length adjustment mechanism during the utility model one is implemented.
The label of each component in attached drawing are as follows: 10 hand engaging members, 201 first connecting rods, 202 second connecting rods, 203 thirds connect
Bar, 301 transmission rods, 302 fourth links, 303 the 5th connecting rods, 304 six-bar linkages, 01 distal phalanx, saves in 02 204 supporting elements
Phalanges, 03 proximal phalanx, 04 palm.
Specific embodiment
The utility model will be described in detail below with reference to the accompanying drawings and embodiments.It should be noted that not conflicting
In the case where, the features in the embodiments and the embodiments of the present application can be combined with each other.
Referring to Fig. 1.
The utility model healing hand function finger joint training device is successively spaced apart from front to back including more than two
Hand engaging member 10 is provided between each adjacent two hand engaging member 10 and combines for carrying each adjacent two hand
The hand engaging member 10 positioned at front side in part 10 carries out the rotation of reciprocating rotation relative to the hand engaging member 10 for being located at rear side
Central projection mechanism.
It is combined together, is turning in use, each adjacent two hand engaging member is corresponding with two bone blocks of an articulations digitorum manus respectively
Under the support of dynamic central projection mechanism, the hand engaging member positioned at front side in each adjacent two hand engaging member can drive one
Bone block is rotated around joint, and under long-time, the exercise and rehabilitation of joint and muscle can be realized.
In one embodiment, the center of rotation projector mechanism includes first connecting rod 201, second connecting rod 202, third connecting rod
203 and the hand engaging member 10 positioned at rear side that is arranged in each adjacent two hand engaging member 10 on supporting element
204, one end of the first connecting rod 201 is hinged and connected with the supporting element 204, the other end of the first connecting rod 201 and institute
The one end for stating second connecting rod 202 is hinged and connected, the other end of the second connecting rod 202 and each adjacent two hand engaging member
The hand engaging member 10 positioned at front side in 10 is hinged and connected, and one end of the third connecting rod 203 and the supporting element 204 are hinged
It is connected, middle part (i.e. one end of second connecting rod and the other end of the other end of the third connecting rod 203 and the second connecting rod 202
Between part) be hinged and connected, and the hinged center in one end of the second connecting rod 202, the hinged center of the other end, middle part it is hinged in
The heart is located along the same line, the first connecting rod 201, the second connecting rod 202, the third connecting rod 203 and the supporting element
204 constitute parallelogram mechanism.
The action principle of above-mentioned this center of rotation projector mechanism is: referring to fig. 2, ABCD represents center of rotation projection in figure
Each hinged center of the parallelogram mechanism of mechanism, E are a bit on AC extended line, represent the hinged of the other end of second connecting rod
Center, when the movement of above-mentioned parallelogram lindage, E point certain point F can move in a circle (can be two-way) on BD extended line, wherein empty
Quasi- rod piece EF is parallel and equal with AB, CD, as long as F point is projected to movement of finger joint center, the hand knot of front side when implementation
The center of rotation of the hand engaging member of component opposite posterior can be overlapped with movement of finger joint center, to eliminate sliding
Phenomenon, referred to as center of rotation projector mechanism (can also claim instantaneous projector mechanism), in this way the branch in two neighboring hand engaging member
Under the action of support and center of rotation projector mechanism, joint can be realized and rotate repeatedly, achieve the purpose that exercise.
Existing healing hand function device is not often because ectoskeleton center of rotation and hand joint center of rotation are overlapped, meeting
Relative sliding phenomenon is generated, causes secondary injury, and the ectoskeleton center of rotation projector mechanism and finger-joint of the utility model
Compatible degree is very high, is suitable for articulation central characteristics and carries out rehabilitation training to finger joint, can effectively ensure that exercise effect.
In one embodiment, 204 position of supporting element is adjustably connected on the hand engaging member 10.To adapt to not
The length of same finger joint.
In specific implementation, can be by realizing that position is adjustable with flowering structure: the supporting element 204 be slidably connected at the hand
On engaging member 10, and the direction that is slidably matched of the supporting element 204 and the hand engaging member 10 is perpendicular to the center of rotation
Each articulated shaft of projector mechanism.It is solid by pin between supporting element and hand connector after part to be supported slides into suitable position
It is fixed.
In one embodiment, in addition to the supporting element 204 for being located at rearmost, at least one supporting element 204 is adjacent with rear side
Supporting element 204 between be provided with for adjusting the phase between at least one described supporting element 204 and the hand engaging member 10
To the length adjustment mechanism of position.Because hand engaging member is distributed from front to back, naturally limit center of rotation projector mechanism and
Supporting element therein is also to be distributed from front to back.The need of exercise that can be used for being adapted to different degrees of phalanges is designed in this way.
In one embodiment, the length adjustment mechanism include transmission rod 301, fourth link 302, the 5th connecting rod 303 with
And six-bar linkage 304, one end of the six-bar linkage 304 and one end of the 5th connecting rod 303 are hinged and connected, the described 6th connects
The other end of bar 304 is hinged and connected at least one described supporting element 204, one end of the transmission rod 301 and described at least one
The supporting element 204 that the rear side of a supporting element 204 is adjacent is hinged and connected, one end of the fourth link 302 and it is described at least
One supporting element 204 is hinged and connected, the other end of the fourth link 302 and the 5th connecting rod 303, the transmission rod 301
Constitute compound hinges, and hinge joint and institute between one end of the fourth link 302 and at least one described supporting element 204
The equal position of hinge joint stated between the other end of fourth link 302 and the 5th connecting rod 303 is adjustable, the fourth link 302,
5th connecting rod 303, the six-bar linkage 304 and at least one described supporting element 204 constitute parallelogram mechanism.
The action principle of above-mentioned this length adjustment mechanism is: referring to Fig. 3, it is assumed that the initially corresponding length tune of finger joint length
Each hinged center for saving the parallelogram mechanism of mechanism is N-M-I-K, and O is the hinged center of one end of transmission rod, when nearly section
When phalanges length changes, if according to distance h is increased after finger joint length adjustment, each hinge joint of mechanism becomes N-M '-I '-
K is still parallelogram mechanism, the rod piece l as connection drive part1, i.e., the initial angle of transmission rod and rod length be simultaneously
Do not change, and junior coupled motions connecting rod l2Also move to l '2, whole process constant amplitude change rod piece KI and MN bar it is long and
It is long rod piece KN, IM bar is not changed, the parallel four-bar force transmission mechanism in conjunction with parallelogram lindage opposite side constant speed Variation Features, after change
Its characteristics of motion does not change, i.e., does not influence the characteristics of motion of junior's coupling mechanism, therefore can easily realize change branch
The relative position of support member and hand engaging member, to adapt to the need of exercise of the phalanges of different length.
Existing healing hand function device is substantially non-adjustable on finger size, does not accomplish to adapt to patient's finger joint length, and
The utility model can adapt to patient and refer to length by the supporting element and length adjustment mechanism of sliding setting, it is ensured that ectoskeleton energy
It is adapted with patient's finger, improves the hand rehabilitation training effect of patient.
In addition, the length adjustment mechanism of this structure can be adjacent with front side center of rotation project coupling, to be formed
Linkage.
In specific implementation, by least one described supporting element 204 and the 5th connecting rod 303 open up respectively it is multiple between
Every distribution respectively for articulated shaft across adjustment hole realize and fourth link 302 hinge joint position it is adjustable.
In one embodiment, it is contemplated that fabrication error can be adjusted suitably in assembling process, the fourth link 302
The other end and the transmission rod 301 between hinge joint position it is adjustable, specifically can be multiple by being opened up on transmission rod
What is be spaced apart realizes respectively for the adjustment hole that articulated shaft passes through.
In one embodiment, one end of the first connecting rod 201 in the center of rotation projector mechanism of rearmost with it is described
Supporting element 204 is hinged and connected with flexural pivot, one end of the third connecting rod 203 in the center of rotation projector mechanism of rearmost and institute
Supporting element 204 is stated to be hinged and connected with flexural pivot.It designs in this way, while digital flexion stretching, extension, can also realize the interior receipts of finger
Outward Bound.
In one embodiment, one end of one end of the transmission rod 301 and the supporting element 204, the third connecting rod 203
Collectively form compound hinges.It designs in this way, structure is more succinct.
In one embodiment, the other end of the six-bar linkage 304 and one end of the first connecting rod 201 are connected as a body
And it shares a hinged revolute pair and is hinged and connected with the supporting element.It designs, can simplify the internal structure of an organization, and center of rotation can be formed in this way
It is interlocked between projector mechanism, six-bar linkage and first connecting rod angle in 90 ° in specific implementation can make finger realize horizontal stretching shape
State.
In one embodiment, four hand engaging members 10 are set altogether, for corresponding respectively from front to back and far
Section phalanges 01, middle phalanx 02, proximal phalanx 03 and palm 04 are fixed to each other.It designs in this way, is just applicable in human finger and respectively refers to
The need of exercise of bone, each finger joint of training patient.
In one embodiment, the hand engaging member 10 is fixed to each other with flexible bandage or Elastic buckle with hand.
The utility model solves Relative sliding phenomenon in rehabilitation training and adapts to patient's finger joint length two large problems,
Meet the rehabilitation training requirement being adapted with manpower；By the effect of intercoupling between mechanism, ectoskeleton can train patient
Each finger joint greatly improves the rehabilitation training effect of patient, has good promotional value in rehabilitation field.
It should be understood that example as described herein and embodiment are not intended to limit the utility model only for explanation, this
Field technical staff can make various modifications or variation according to it, within the spirit and principle of the utility model, made
Any modification, equivalent substitution, improvement and etc. should be included within the scope of protection of this utility model.
Claims (9)
1. a kind of healing hand function finger joint training device, it is characterised in that: divide including more than two be successively spaced from front to back
The hand engaging member of cloth is provided between each adjacent two hand engaging member and combines for carrying each adjacent two hand
The center of rotation that the hand engaging member positioned at front side in part carries out reciprocating rotation relative to the hand engaging member for being located at rear side is thrown
Shadow mechanism；
The center of rotation projector mechanism includes first connecting rod, second connecting rod, third connecting rod and setting described every adjacent two
The supporting element on the hand engaging member positioned at rear side in a hand engaging member, one end of the first connecting rod and the supporting element
Be hinged and connected, the other end of the first connecting rod and one end of the second connecting rod are hinged and connected, the second connecting rod it is another
End is hinged and connected with the hand engaging member positioned at front side in each adjacent two hand engaging member, and the one of the third connecting rod
End is hinged and connected with the supporting element, is hinged and connected in the middle part of the other end of the third connecting rod and the second connecting rod, and institute
The hinged center in one end, the hinged center of the other end, the hinged center in middle part for stating second connecting rod are located along the same line, and described first connects
Bar, the second connecting rod, the third connecting rod and the supporting element constitute parallelogram mechanism.
2. healing hand function finger joint training device as described in claim 1, it is characterised in that: the supporting element position is adjustably
It is connected on the hand engaging member.
3. healing hand function finger joint training device as claimed in claim 2, it is characterised in that: except the supporting element for being located at rearmost
Outside, it is provided between at least one supporting element supporting element adjacent with rear side for adjusting at least one described supporting element and institute
State the length adjustment mechanism of the relative position between hand engaging member.
4. healing hand function finger joint training device as claimed in claim 3, it is characterised in that: the length adjustment mechanism includes
It cuts with scissors one end of transmission rod, fourth link, the 5th connecting rod and six-bar linkage, one end of the six-bar linkage and the 5th connecting rod
Connect connected, the other end of the six-bar linkage is hinged and connected at least one described supporting element, one end of the transmission rod and institute
The adjacent supporting element of rear side for stating at least one supporting element is hinged and connected, one end of the fourth link and described at least one
A supporting element is hinged and connected, and the other end of the fourth link and the 5th connecting rod, the transmission rod constitute compound hinges, and
The other end of hinge joint and the fourth link between one end of the fourth link and at least one described supporting element with
The equal position of hinge joint between 5th connecting rod is adjustable, the fourth link, the 5th connecting rod, the six-bar linkage and
At least one described supporting element constitutes parallelogram mechanism.
5. healing hand function finger joint training device as claimed in claim 4, it is characterised in that: the other end of the fourth link
Hinge joint position between the transmission rod is adjustable.
6. healing hand function finger joint training device as claimed in claim 4, it is characterised in that: the center of rotation of rearmost projects
One end of the first connecting rod in mechanism is hinged and connected with the supporting element with flexural pivot, the center of rotation projector mechanism of rearmost
In one end of the third connecting rod be hinged and connected with the supporting element with flexural pivot.
7. healing hand function finger joint training device as claimed in claim 4, it is characterised in that: one end of the first connecting rod with
The other end of the six-bar linkage is connected as a body and shares a hinged revolute pair and be hinged and connected with the supporting element.
8. the healing hand function finger joint training device as described in any one of claims 1 to 7, it is characterised in that: four are arranged altogether
A hand engaging member, for corresponding and distal phalanx, middle phalanx, proximal phalanx and palm phase respectively from front to back
It is mutually fixed.
9. the healing hand function finger joint training device as described in any one of claims 1 to 7, it is characterised in that: the hand
Engaging member is fixed to each other with flexible bandage or Elastic buckle with hand.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820681453.9U CN209004586U (en) | 2018-05-08 | 2018-05-08 | A kind of healing hand function finger joint training device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820681453.9U CN209004586U (en) | 2018-05-08 | 2018-05-08 | A kind of healing hand function finger joint training device |
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| Publication Number | Publication Date |
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| CN209004586U true CN209004586U (en) | 2019-06-21 |
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ID=66828702
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820681453.9U Active CN209004586U (en) | 2018-05-08 | 2018-05-08 | A kind of healing hand function finger joint training device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108524197A (en) * | 2018-05-08 | 2018-09-14 | 合肥工业大学 | A kind of healing hand function finger joint training device |
-
2018
- 2018-05-08 CN CN201820681453.9U patent/CN209004586U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108524197A (en) * | 2018-05-08 | 2018-09-14 | 合肥工业大学 | A kind of healing hand function finger joint training device |
| CN108524197B (en) * | 2018-05-08 | 2023-10-31 | 合肥工业大学 | Finger joint training device for hand function rehabilitation |
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