CN103845183B - A kind of hand rehabilitation exerciser - Google Patents
A kind of hand rehabilitation exerciser Download PDFInfo
- Publication number
- CN103845183B CN103845183B CN201410028100.5A CN201410028100A CN103845183B CN 103845183 B CN103845183 B CN 103845183B CN 201410028100 A CN201410028100 A CN 201410028100A CN 103845183 B CN103845183 B CN 103845183B
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- jointed shaft
- fixed mount
- partial gear
- electric machine
- piece
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Abstract
The invention provides a kind of hand rehabilitation exerciser, it comprises mounting bracket, mounting bracket is fixed on forearm bracket; forearm bracket and palm fixed mount form double-strand chain and be connected; palm fixed mount is fixed with motor; motor output shaft is fixed with crank; by crank handle turns four-bar linkage; drive planetary gear to rotate; to make patient four refer to flexion and extension; drive patients wrist to swing by four-bar linkage simultaneously, utilize two four-bar linkages, planetary wheeling mechanism realizes patients wrist, four refer to move simultaneously.
Description
One, technical field
The present invention relates to a kind of hand rehabilitation exerciser, belong to rehabilitation medical instrument field.
Two, background technology
Along with the arrival of China's aging society, apoplexy, cerebral trauma, hand injury patient numbers are increasing.Not only make the quality of life having a strong impact on patient, bring heavy financial burden to family simultaneously, the man-to-man traction of traditional dependence rehabilitation doctor is taken exercise, costly, therapeutic effect affects by doctor's individual differences, adopts hand rehabilitation exerciser to be the important means ensureing patient hand's rehabilitation effect.
Existing hand rehabilitation appliances structure is more complicated, and cost is high, and patient is difficult to bear economically, and this hand rehabilitation exerciser uses an Electric Machine Control, and structure is simple, exquisite, and cost is lower.
Three, summary of the invention
The object of the invention is to: the hand rehabilitation exerciser providing the swing of a kind of hand carpal joint, simultaneously four fingers to bend and stretch for patient.
The object of the present invention is achieved like this: a kind of hand rehabilitation exerciser, it comprises installing rack 1, mounting bracket 1 is fixedly connected with forearm bracket 4 by screw 1, forearm bracket 4 is in " U " shape, palm fixed mount 5 is also in " U " shape, the vertical edge being somebody's turn to do " U " shape tilts to the right perpendicular to base, forearm bracket 4 passes through jointed shaft 1 in " U " shape two ends place, jointed shaft 2 23 forms double-strand chain with palm fixed mount 5 " U " shape two ends place and is connected, palm fixed mount 5 is fixedly connected with electric machine support 20 by screw 27, electric machine support 20 is fixed with motor 8, fixed crank 19 on the output shaft of motor 8, the outer end of crank 19 forms chain connection by jointed shaft 3 18 and connecting rod 1 one end, connecting rod 1 other end forms chain connection by jointed shaft 4 15 and one end of the "T"-shaped horizontal edge of T-piece 13, T-piece 13 forms chain connection by jointed shaft 5 14 and electric machine support 20, jointed shaft 5 14 is positioned at the middle part of the "T"-shaped horizontal edge of T-piece 13, the end of the "T"-shaped vertical edge of T-piece 13, chain connection is formed by jointed shaft 6 12 and partial gear 1, partial gear 1 engages with the partial gear two that electric machine support 20 cuts out, partial gear 1 kink is on jointed shaft 6 12.The other end of the described "T"-shaped horizontal edge of T-piece 13 forms chain connection by jointed shaft 7 16 and connecting rod 2 21 one end, and connecting rod 2 21 other end is by forming chain connection in the middle part of " U " shape one vertical edge of jointed shaft 8 22 and forearm bracket 4.Described partial gear 1 external part is fixed with finger fixed mount 10, and finger fixed mount 10 is equipped with four identical fingerstall 9.Four fingerstall 9 are corresponding with palm fixed mount 5 to place hand, described palm fixed mount 5 is provided with palm and fixes bandage 6.Described jointed shaft 5 14 is fixed in the centre bore of the partial gear two that electric machine support 20 cuts out, and jointed shaft 6 12 is positioned at the centre bore of partial gear 11.
Compared with prior art, tool of the present invention has the following advantages:
1. realized the swing of wrist by a motor, drive four to refer to flexion and extension simultaneously.
2. adopt two four-bar linkages, planetary wheeling mechanisms, mechanism design is ingenious.
3. adopt planetary wheeling mechanism, the movement locus that patient four finger is bent and stretched is similar to the movement locus of normal person's finger flex, improves the comfort level of patient.
4. can be arranged on upper limb healing mechanical arm or be fixed on the supporters such as tables and chairs, facilitating patient to use.
Four, accompanying drawing explanation
Fig. 1 is the overall construction drawing of hand rehabilitation exerciser
Fig. 2 is planetary wheeling mechanism schematic diagram
Five, detailed description of the invention
Composition graphs 1, Fig. 2, a kind of hand rehabilitation exerciser, it comprises installing rack 1, mounting bracket 1 is fixedly connected with forearm bracket 4 by screw 1, forearm bracket 4 is in " U " shape, palm fixed mount 5 is also in " U " shape, the vertical edge being somebody's turn to do " U " shape tilts to the right perpendicular to base, forearm bracket 4 passes through jointed shaft 1 in " U " shape two ends place, jointed shaft 2 23 forms double-strand chain with palm fixed mount 5 " U " shape two ends place and is connected, palm fixed mount 5 is fixedly connected with electric machine support 20 by screw 27, electric machine support 20 is fixed with motor 8, fixed crank 19 on the output shaft of motor 8, the outer end of crank 19 forms chain connection by jointed shaft 3 18 and connecting rod 1 one end, connecting rod 1 other end forms chain connection by jointed shaft 4 15 and one end of the "T"-shaped horizontal edge of T-piece 13, T-piece 13 forms chain connection by jointed shaft 5 14 and electric machine support 20, jointed shaft 5 14 is positioned at the middle part of the "T"-shaped horizontal edge of T-piece 13, the end of the "T"-shaped vertical edge of T-piece 13, chain connection is formed by jointed shaft 6 12 and partial gear 1, partial gear 1 engages with the partial gear two that electric machine support 20 cuts out, partial gear 1 kink is on jointed shaft 6 12.The other end of the described "T"-shaped horizontal edge of T-piece 13 forms chain connection by jointed shaft 7 16 and connecting rod 2 21 one end, and connecting rod 2 21 other end is by forming chain connection in the middle part of " U " shape one vertical edge of jointed shaft 8 22 and forearm bracket 4.Described partial gear 1 external part is fixed with finger fixed mount 10, and finger fixed mount 10 is equipped with four identical fingerstall 9.Four fingerstall 9 are corresponding with palm fixed mount 5 to place hand, described palm fixed mount 5 is provided with palm and fixes bandage 6.Described jointed shaft 5 14 is fixed in the centre bore of the partial gear two that electric machine support 20 cuts out, and jointed shaft 6 12 is positioned at the centre bore of partial gear 11.
Crank 19, connecting rod 1, T-piece 13, electric machine support 20 form four-bar linkage.
T-piece 13, connecting rod 2 21, forearm bracket 4, palm fixed mount 5 form four-bar linkage with electric machine support 20.
Partial gear dimorphism on T-piece 13, electric machine support 20, partial gear 1, electric machine support 20 becomes planetary wheeling mechanism.
T-piece 13 with form chain connection with connecting rod 1, electric machine support 20, connecting rod 2 21, partial gear 1 respectively.
Electric machine support 20 only forms chain connection with T-piece 13, and does not form chain connection with other component.
T-piece 13 and swing arm 24 are all hinged with jointed shaft 5 14, jointed shaft 6 12, form bilateral hinged.
In Fig. 2, swing arm 24 is positioned at below partial gear 11, and its one end and jointed shaft 7 16 form chain connection, and the other end and jointed shaft 6 12 form chain connection.
Installing rack 1 is fixed on rehabilitation mechanical arm or tables and chairs etc. and supports by patient, the back of the hand is attached on palm fixed mount 5, tighten palm fixes bandage 6, four fingerstall are on fingerstall 9, control motor 8 to rotate, crank 19 rotates, drivening rod 17 moves, T-piece 13 is rotated centered by jointed shaft 14, jointed shaft 12 drives on partial gear 1 and electric machine support 20 and cuts out partial gear two engagement rotation, partial gear 11 has enough to meet the need centered by jointed shaft 14, engage and autobiography with the partial gear two that electric machine support 20 cuts out simultaneously, patient four is driven to refer to flexion and extension by finger fixed mount 10 with fingerstall 9, simultaneously T-piece 13 is rotated drivening rod 21 and is moved, do not move because forearm bracket 4 is fixed on mounting bracket 1, make palm fixed mount 5 with jointed shaft 23, rotate relative to forearm bracket 4 centered by jointed shaft 3, thus drive patient's carpal joint and four to refer to rotating in same direction.
Claims (2)
1. a hand rehabilitation exerciser, it comprises installing rack (1), mounting bracket (1) is fixedly connected with forearm bracket (4) by screw one (2), forearm bracket (4) is in " U " shape, palm fixed mount (5) is also in " U " shape, the vertical edge being somebody's turn to do " U " shape tilts to the right perpendicular to base, forearm bracket 4 passes through jointed shaft one (3) in " U " shape two ends place, jointed shaft two (23) forms double-strand chain with palm fixed mount (5) " U " shape two ends place and is connected, palm fixed mount (5) is fixedly connected with electric machine support (20), electric machine support (20) is fixed with motor (8), fixed crank (19) on the output shaft of motor (8), the outer end of crank (19) forms chain connection by jointed shaft three (18) and connecting rod one (17) one end, connecting rod one (17) other end forms chain connection by jointed shaft four (15) and one end of T-piece (13) "T"-shaped horizontal edge, T-piece (13) forms chain connection by jointed shaft five (14) and electric machine support (20), jointed shaft five (14) is positioned at the middle part of T-piece (13) "T"-shaped horizontal edge, the end of the "T"-shaped vertical edge of T-piece (13), chain connection is formed by jointed shaft six (12) and partial gear one (11), partial gear one (11) engages with the partial gear two that electric machine support (20) cuts out, partial gear one (11) kink is on jointed shaft six (12), the other end of described T-piece (13) "T"-shaped horizontal edge forms chain connection by jointed shaft seven (16) and connecting rod two (21) one end, connecting rod two (21) other end forms chain connection by the middle part of jointed shaft eight (22) and " U " shape one vertical edge of forearm bracket (4), described partial gear one (11) external part is fixed with finger fixed mount (10), finger fixed mount (10) is equipped with four identical fingerstall (9), four fingerstall (9) are corresponding with palm fixed mount (5) to place hands portion, described palm fixed mount (5) is provided with palm and fixes bandage (6).
2. hand rehabilitation exerciser according to claim 1, it is characterized in that, described jointed shaft five (14) is fixed in the centre bore of the partial gear two that electric machine support (20) cuts out, and jointed shaft six (12) is positioned at the centre bore of partial gear (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410028100.5A CN103845183B (en) | 2014-01-15 | 2014-01-15 | A kind of hand rehabilitation exerciser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410028100.5A CN103845183B (en) | 2014-01-15 | 2014-01-15 | A kind of hand rehabilitation exerciser |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103845183A CN103845183A (en) | 2014-06-11 |
| CN103845183B true CN103845183B (en) | 2015-11-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410028100.5A Expired - Fee Related CN103845183B (en) | 2014-01-15 | 2014-01-15 | A kind of hand rehabilitation exerciser |
Country Status (1)
| Country | Link |
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| CN (1) | CN103845183B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108567566B (en) * | 2017-03-13 | 2023-10-13 | 上海市浦东新区公利医院(第二军医大学附属公利医院) | Four-finger reverse joint massage mechanism |
| CN109620634B (en) * | 2018-12-11 | 2020-09-25 | 安阳工学院 | Finger rehabilitation training device with four fingers moving synchronously |
| CN112569084B (en) * | 2020-11-16 | 2023-03-24 | 上海普协医疗科技有限公司 | Upper limb rehabilitation training robot |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5697892A (en) * | 1995-09-13 | 1997-12-16 | Sutter Corporation | Continuous passive motion device for the hand and a method of using the same |
| CN202537871U (en) * | 2012-02-28 | 2012-11-21 | 浙江大学 | Hand and wrist exoskeleton rehabilitation training device |
| CN102716001B (en) * | 2012-06-13 | 2014-06-18 | 安阳工学院 | Rehabilitative training machine for fingers |
| CN202751556U (en) * | 2012-08-21 | 2013-02-27 | 王增武 | Hand rehabilitation trainer |
| CN103417360A (en) * | 2012-12-02 | 2013-12-04 | 上海理工大学 | Exoskeleton type biofeedback hand function training device |
| CN203724417U (en) * | 2014-01-15 | 2014-07-23 | 安阳工学院 | Hand rehabilitation training device |
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2014
- 2014-01-15 CN CN201410028100.5A patent/CN103845183B/en not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| CN103845183A (en) | 2014-06-11 |
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| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information |
Inventor after: Wu Guijun Inventor after: Guo Xiuli Inventor after: Liu Yuhui Inventor after: Han Xiangke Inventor after: Zhang Tianpeng Inventor after: Long Jingqi Inventor after: Zhang Yidan Inventor after: Zhang Mingzhe Inventor after: Wang Zhuoning Inventor before: Wu Guijun Inventor before: Guo Xiuli Inventor before: Tian Long Inventor before: Zhao Huili Inventor before: Lai Yanling Inventor before: Liu Song |
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| COR | Change of bibliographic data | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151125 Termination date: 20170115 |