CN204092503U - A kind of towed hand rehabilitation exerciser - Google Patents

A kind of towed hand rehabilitation exerciser Download PDF

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Publication number
CN204092503U
CN204092503U CN201420591115.8U CN201420591115U CN204092503U CN 204092503 U CN204092503 U CN 204092503U CN 201420591115 U CN201420591115 U CN 201420591115U CN 204092503 U CN204092503 U CN 204092503U
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CN
China
Prior art keywords
fixed
axle
roller gear
gear
finger
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn - After Issue
Application number
CN201420591115.8U
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Chinese (zh)
Inventor
吴贵军
刘嵩
国秀丽
孙晓红
王红
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Anyang Institute of Technology
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Anyang Institute of Technology
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Priority to CN201420591115.8U priority Critical patent/CN204092503U/en
Application granted granted Critical
Publication of CN204092503U publication Critical patent/CN204092503U/en
Withdrawn - After Issue legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

This utility model provides a kind of towed hand rehabilitation exerciser, it comprises fixed support, fixed support is fixed with servomotor, servo motor output shaft is equipped with crank, crank is fixed with palm driving device, crank is fixed with axle one, axle one and connecting rod one end are formed and are rotationally connected, on axle one, kink has gear one, be fixed with gear two, connecting rod and axle two are formed and are rotationally connected, axle two is fixed with gear three, four, gear two engages with gear three, gear four engages with gear one, gear one is fixed with four finger driving devices, the connecting rod other end and axle three are formed and are rotationally connected, axle three is equipped with slide block, guide rail on slide block and fixed support is formed and is slidably connected, single motor is adopted to drive, pass through slider-crank mechanism, gear drive realizes the rehabilitation exercise in the same way of patients wrist's finger.

Description

A kind of towed hand rehabilitation exerciser
One, technical field
This utility model relates to a kind of towed hand rehabilitation exerciser, belongs to rehabilitation medical instrument field.
Two, background technology
The diseases such as apoplexy, cerebral trauma, hand injury make limbs of patient funtion part or completely lose, and bring very big inconvenience to the life of patient.Adopt Drug therapy, medicine is difficult to the blood brain barrier by patient, produces little effect, adopt operative treatment, risk is high, and expense is also difficult to patient home is accepted, and adopts CPM (continuous passive motion) technology to be the important means ensureing patient hand's rehabilitation effect at present.
The due hand rehabilitation appliances of hospital clinical adopt import apparatus mostly, and use cost is higher, and most of 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, utility model content
The purpose of this utility model is: for patient provides a kind of hand carpal joint that draws to swing, draw four fingers and bend and stretch the recovery training appliance for recovery be simple and easy to simultaneously.
The purpose of this utility model is achieved in that a kind of towed hand rehabilitation exerciser, it comprises fixed support 2, fixed support 2 is in " L " type, fixed support 2 horizontal positioned, " L " type minor face is fixed with servomotor 1, servomotor 1 is vertically placed, crank 4 one end is fixed on the output shaft of servomotor 1, the upper surface of crank 4 is fixed with palm fixed bar 7 near centre position vertical direction, the other end of described crank 4 is fixed with axle 1, axle 1 is positioned at the below of crank 4, the centre position kink of axle 1 has roller gear 1, connecting rod 16 is positioned at the downside of roller gear 1, one end of connecting rod 16 and axle 1 are formed and are rotationally connected, roller gear 2 17 is positioned at the lower end of axle 1, roller gear 2 17 is fixed on the lower end of axle 1, roller gear 3 18 engages with roller gear 2 17, roller gear 3 18 is fixed on the lower end of axle 2 19, axle 1 and axle 2 19 all vertically be arranged in parallel, axle 2 19 is formed through connecting rod 16 and connecting rod 16 and is rotationally connected, the upper end of axle 2 19 is fixed with roller gear 4 20, roller gear 4 20 engages with roller gear 1, the upper surface of described roller gear 1 is fixed with support 14, and this support 14 upper end is fixed with finger bracket 13, the upper surface of finger bracket 13 is fixed with finger fixed mount 12, the front side outer surface on the described long limit of fixed support 2 " L " type is fixed with line slideway 23, slide block 5 line slideway 23 is equipped with, slide block 5 is fixed with Change-over frame 22, the downside of Change-over frame is fixed with axle 3 21, axle 3 21 is formed with the other end of connecting rod 16 and is rotationally connected.
Described roller gear 1 is 1: 1.5 with the gear ratio of roller gear 4 20, and described roller gear 2 17 is 1: 1 with the gear ratio of roller gear 3 18.
Described crank 4 posts foil gauge 24 near the position of output axle of servomotor 1, be used for monitoring patient's palm and four and refer to the stressing conditions of driving mechanisms, described finger bracket 13 is used for monitoring patient's four near the position subsides foil gauge 25 of finger fixed mount 12 and refers to stressing conditions.
Described palm fixed bar 7 two ends are provided with Q-RING 6 and 8, and Q-RING 6 and 8 is fixed with palm bandage 9.
Described finger fixed mount 12, in the fixed position adjustable of finger bracket 13, finger fixed mount 12 is evenly fixed with four fingerstall 11.
Support 14 fixing on the upper surface of described roller gear 1 is fan.
Compared with prior art, this utility model tool has the following advantages:
1. adopt a slider-crank mechanism and two pairs of gear drives, mechanism design is ingenious.
2. realized the swing of wrist by a motor, drive four to refer to flexion and extension simultaneously.
3. adopt servomotor and device for measuring force, make the rehabilitation training safety of patient very high, the data gathered can be analyzed, the rehabilitation degree of evaluate 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 one of towed hand rehabilitation exerciser
Fig. 2 is the overall construction drawing two of towed hand rehabilitation exerciser
Five, detailed description of the invention
Composition graphs 1 ~ 2, a kind of towed hand rehabilitation exerciser it comprise fixed support 2, fixed support 2 is in " L " type, topple over and horizontal positioned to patient right front, " L " type minor face is fixed with servomotor 1 near corner, servomotor 1 is vertically placed, crank 4 one end circle hole sleeve is on the output shaft of servomotor 1, described crank 4 one end circular hole has to end and runs through otch, 3 otch is narrowed crank 4 is fixed on the output shaft of servomotor 1 by tighting a bolt, the upper surface of crank 4 is fixed with palm fixed bar 7 near centre position vertical direction, palm fixed bar 7 two ends are provided with Q-RING 6 and 8, Q-RING 6 and 8 is fixed with palm bandage 9, the other end of described crank 4 is fixed with axle 1, axle 1 is positioned at the below of crank 4, the centre position kink of axle 1 has roller gear 1, and formation is rotationally connected with it, connecting rod 16 is positioned at the downside of roller gear 1, one end of connecting rod 16 and axle 1 are formed and are rotationally connected, roller gear 2 17 is positioned at the lower end of axle 1, roller gear 2 17 is fixed on the lower end of axle 1, roller gear 3 18 engages with roller gear 2 17, roller gear 3 18 is fixed on the lower end of axle 2 19, centre position and being formed close to centre position of connecting rod 16 of axle 2 19 are rotationally connected, the upper end of axle 2 19 is fixed with roller gear 4 20, roller gear 4 20 engages with roller gear 1, the upper surface of described roller gear 1 is fixed with fan 14, fan 14 upper end is fixed with finger bracket 13, the upper surface of finger bracket 13 is fixed with finger fixed mount 12, finger fixed mount 12 is evenly fixed with four rubber fingerstall 11, the front side surface on the described long limit of fixed support 2 " L " type is fixed with line slideway 23, slide block 5 line slideway 23 is equipped with, the front side surface of slide block 5 is fixed with Change-over frame 22, the downside of Change-over frame 22 is fixed with axle 3 21, axle 3 21 is formed with the other end of connecting rod 16 and is rotationally connected.
Described roller gear 1 is 1: 1.5 with the gear ratio of roller gear 4 20, and described roller gear 2 17 is 1: 1 with the gear ratio of roller gear 3 18, and wrist swinging angle and finger flex angle are coordinated.
Described crank 4 posts foil gauge 24 near the position of output axle of servomotor 1, be used for monitoring patient's palm and four and refer to the stressing conditions of driving mechanisms, described finger bracket 13 is used for monitoring four stressing conditions referred to of patient near the position subsides foil gauge 25 of finger fixed mount 12.The end of described finger bracket 13 has elongated slot, can slide when bolt 26 unscrews in elongated slot, thus regulates the position of rubber fingerstall 11 to adapt to patient's finger length.
Described fixed support 2, crank 4, connecting rod 16, slide block 5, guide rail 23, Change-over frame 22 form slider-crank mechanism.
Fixed support 2 is fixed on rehabilitation mechanical arm or tables and chairs etc. and supports by patient, palm is attached on palm fixed mount 7, tighten palm bandage 9, four refer to that far-end knuckle is on fingerstall 11, control servomotor 1 to rotate, driving crank 4 rotates, palm fixed bar 7 is made to drive patient's wrist joints sporting, crank 4 rotating band moving axis 1 relatively rotates with connecting rod 16 simultaneously, slide block 5 slides along guide rail 23, when axle 1 and connecting rod 16 relatively rotate, gear 2 17 rotates relative to connecting rod 16, roller gear 3 18 rotates, roller gear 4 20 rotates, roller gear 1 is driven to rotate, roller gear one is identical around servomotor 2 output shaft rotation direction with crank 4 around axle 1 rotation direction, roller gear 1 rotates and drives fan 14, finger bracket 13 rotates, patient four is driven to refer to flexion and extension by finger fixed mount 12 with fingerstall 11, thus realize patient's carpal joint and four and refer to swing in the same way.

Claims (6)

1. a towed hand rehabilitation exerciser, it comprises fixed support (2), fixed support (2) is in " L " type, fixed support (2) horizontal positioned, " L " type minor face is fixed with servomotor (1), servomotor (1) is vertically placed, crank (4) one end is fixed on the output shaft of servomotor (1), the upper surface of crank (4) is fixed with palm fixed bar (7) near centre position vertical direction, the other end of described crank (4) is fixed with axle one (10), axle one (10) is positioned at the below of crank (4), the centre position kink of axle one (10) has roller gear one (15), connecting rod (16) is positioned at the downside of roller gear one (15), one end of connecting rod (16) and axle one (10) are formed and are rotationally connected, roller gear two (17) is positioned at the lower end of axle one (10), roller gear two (17) is fixed on the lower end of axle one (10), roller gear three (18) engages with roller gear two (17), roller gear three (18) is fixed on the lower end of axle two (19), axle one (10) and axle two (19) all vertically be arranged in parallel, axle two (19) is formed through connecting rod (16) and connecting rod (16) and is rotationally connected, the upper end of axle two (19) is fixed with roller gear four (20), roller gear four (20) engages with roller gear one (15), the upper surface of described roller gear one (15) is fixed with support (14), and this support (14) upper end is fixed with finger bracket (13), the upper surface of finger bracket (13) is fixed with finger fixed mount (12), the front side outer surface on the described long limit of fixed support (2) " L " type is fixed with line slideway (23), slide block (5) line slideway (23) is equipped with, slide block (5) is fixed with Change-over frame (22), the downside of Change-over frame is fixed with axle three (21), axle three (21) is formed with the other end of connecting rod (16) and is rotationally connected.
2. the towed hand rehabilitation exerciser of one according to claim 1, it is characterized in that: described roller gear one (15) is 1: 1.5 with the gear ratio of roller gear four (20), described roller gear two (17) is 1: 1 with the gear ratio of roller gear three (18).
3. the towed hand rehabilitation exerciser of one according to claim 1 and 2, it is characterized in that: described crank (4) posts foil gauge (24) near the position of output axle of servomotor (1), be used for monitoring patient's palm and four and refer to the stressing conditions of driving mechanisms, described finger bracket (13) is used for the four finger stressing conditions of monitoring patient near position the subsides foil gauge (25) of finger fixed mount (12).
4. the towed hand rehabilitation exerciser of one according to claim 3, it is characterized in that: palm fixed bar (7) two ends are provided with Q-RING (6) and (8), Q-RING (6) and (8) are fixed with palm bandage (9).
5. the towed hand rehabilitation exerciser of one according to claim 4, it is characterized in that: finger fixed mount (12), in the fixed position adjustable of finger bracket (13), finger fixed mount (12) is evenly fixed with four fingerstall (11).
6. the towed hand rehabilitation exerciser of one according to claim 5, is characterized in that: support (14) fixing on the upper surface of described roller gear one (15) is fan.
CN201420591115.8U 2014-09-30 2014-09-30 A kind of towed hand rehabilitation exerciser Withdrawn - After Issue CN204092503U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420591115.8U CN204092503U (en) 2014-09-30 2014-09-30 A kind of towed hand rehabilitation exerciser

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420591115.8U CN204092503U (en) 2014-09-30 2014-09-30 A kind of towed hand rehabilitation exerciser

Publications (1)

Publication Number Publication Date
CN204092503U true CN204092503U (en) 2015-01-14

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104224497A (en) * 2014-09-30 2014-12-24 安阳工学院 Traction-type hand rehabilitation trainer
CN104814857A (en) * 2015-05-09 2015-08-05 安阳工学院 Rehabilitation training device of unilateral upper limb dysfunction
CN105796285A (en) * 2016-05-13 2016-07-27 中国科学院自动化研究所 Upper limb rehabilitant robot fingers and wrist training device
CN106110567A (en) * 2016-08-25 2016-11-16 山西澳瑞特健康产业股份有限公司 PTO for multiple rehabilitation training campaign

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104224497A (en) * 2014-09-30 2014-12-24 安阳工学院 Traction-type hand rehabilitation trainer
CN104224497B (en) * 2014-09-30 2016-07-06 安阳工学院 A kind of towed hand rehabilitation exerciser
CN104814857A (en) * 2015-05-09 2015-08-05 安阳工学院 Rehabilitation training device of unilateral upper limb dysfunction
CN105796285A (en) * 2016-05-13 2016-07-27 中国科学院自动化研究所 Upper limb rehabilitant robot fingers and wrist training device
CN106110567A (en) * 2016-08-25 2016-11-16 山西澳瑞特健康产业股份有限公司 PTO for multiple rehabilitation training campaign
CN106110567B (en) * 2016-08-25 2018-05-29 山西澳瑞特健康产业股份有限公司 For the power output device of a variety of rehabilitation training campaigns

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GR01 Patent grant
C14 Grant of patent or utility model
AV01 Patent right actively abandoned

Granted publication date: 20150114

Effective date of abandoning: 20160706

C25 Abandonment of patent right or utility model to avoid double patenting