CN204260991U - There is isotropic rehabilitation of anklebone parallel institution - Google Patents
There is isotropic rehabilitation of anklebone parallel institution Download PDFInfo
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- CN204260991U CN204260991U CN201420558374.0U CN201420558374U CN204260991U CN 204260991 U CN204260991 U CN 204260991U CN 201420558374 U CN201420558374 U CN 201420558374U CN 204260991 U CN204260991 U CN 204260991U
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Abstract
This utility model relates to one and has isotropism rehabilitation of anklebone parallel institution, comprise pedestal, moving platform and movement branched chain, described pedestal is fixed with the first pillar respectively, second pillar, two pillars are respectively arranged with the first motor, second motor, described pedestal is provided with the 3rd motor, described moving platform upper surface is foot-operated face, the first expansion link and the 3rd expansion link in L-type are vertically fixed in described moving platform upper surface, described moving platform lower surface is vertically fixed with the second expansion link, described first motor is connected with the first expansion link on moving platform by the first movement branched chain, the inside/outside flip-flop movement of ankle joint is realized by controlling swinging of moving platform, described second motor is connected with the second expansion link on moving platform by the second movement branched chain, toe/dorsiflex the campaign of ankle joint is realized by the swing controlling moving platform.
Description
Technical field
This utility model relates to rehabilitation medical field of mechanisms, and what particularly relate to a kind of auxiliary ankle joint rehabilitation training has isotropic rehabilitation of anklebone parallel institution.
Background technology
Ankle joint is one of maximum weight-bearing joints of human body, in daily walking, runs and jumps and very easily damage in sports.If damage can not get treating timely and effectively, not only affect the daily life of patient, and due to joint instability, even can cause the secondary damage of ankle joint, serious will affect normal walking function.The forms of motion of ankle joint is that inside/outside turns over, toe/back of the body is bent, inside/outside revolves.Generally ankle joint is considered as ball-joint, there is three-rotational-freedom.Therefore, in order to comprehensively realize ankle joint rehabilitation training, convalescence device must have spheric motion ability.
The patent No.: 200810052248(utility model title: a kind of robot for rehabilitation of anklebone, the applying date: 2008.2.2, date of publication: 2008.10.29, publication number: CN 101292935 A) disclose a kind of three-degree of freedom ankle joint convalescence device, this device is made up of 3-RSS/S, effectively rehabilitation of anklebone be can realize and corresponding power and location parameter measured, but the center of rotation of device does not overlap with ankle joint center, ankle joint can be attended by movement while following device rotates, now, shank can be servo-actuated, if shank is coordinated not in place, then can affect rehabilitation progress and even secondary damage occur.
The patent No.: 201310421566.7(utility model title: a kind of ankle joint rehabilitation device, the applying date: 2013.09.16, date of publication: 2014.0101, publication number: CN 103479502 A).Disclose a kind of Three Degree Of Freedom 3-RUS/RRR ankle joint rehabilitation device with redundant drive.This device can adjust moving platform according to different patient, makes the center of rotation of device and the ankle joint center superposition of patient.In addition, in this device busy space, there is not unusual appearance, and upper and lower two platform restructurals.But redundant drive will cause this device three branches to need four motors to drive, waste power and control complicated.
The Tsoi of University of Auckland proposes a kind of redundant drive 4-UPS/S device for healing and training based on biologic fusion theory, and this device has three rotational freedoms, and center of rotation and ankle joint center superposition, but there is unexpected power, be unfavorable for the rehabilitation of patient.
Utility model content
The purpose of this utility model is for above weak point, proposes a kind ofly novel to have isotropic rehabilitation of anklebone parallel institution.
The scheme that this utility model technical solution problem adopts is, one has isotropism rehabilitation of anklebone parallel institution, comprise pedestal, moving platform and movement branched chain, described pedestal is fixed with the first pillar respectively, second pillar, two pillars are respectively arranged with the first motor, second motor, described pedestal is provided with the 3rd motor, described moving platform upper surface is foot-operated face, the first expansion link and the 3rd expansion link in L-type are vertically fixed in described moving platform upper surface, described moving platform lower surface is vertically fixed with the second expansion link, described first motor is connected with the first expansion link on moving platform by the first movement branched chain, the inside/outside flip-flop movement of ankle joint is realized by controlling swinging of moving platform, described second motor is connected with the second expansion link on moving platform by the second movement branched chain, toe/dorsiflex the campaign of ankle joint is realized by the swing controlling moving platform, described 3rd motor is connected with the 3rd expansion link on moving platform by the 3rd movement branched chain, the inside/outside rotary motion of ankle joint is realized by the rotation controlling moving platform, described three motors move through the compound motion that the rotation in three dimensions controlling moving platform realizes ankle joint simultaneously.
Further, the axis of described first motor, the axis of the second motor and the axis of the 3rd motor are vertical between two and intersect at the center of rotation of mechanism's moving platform.
Further, described first movement branched chain, the second movement branched chain, the 3rd movement branched chain are RRRPP side chain arranged side by side.
Further, the first described movement branched chain is composed in series successively by the first revolute pair, the second revolute pair, the 3rd revolute pair, the first moving sets and the second moving sets, the first described revolute pair is connected by L shape component a with the second revolute pair, second revolute pair is connected by L shape component b with the 3rd revolute pair, 3rd revolute pair is connected by component c with the first moving sets, first moving sets is connected by component d with the second moving sets, described second moving sets is connected with moving platform first expansion link is sheathed, and the first revolute pair is connected with the first motor of pedestal;
The second described movement branched chain is composed in series successively by the 4th revolute pair, the 5th revolute pair, the 6th revolute pair, three moving sets and the 4th moving sets; Described 4th revolute pair is connected by L shape component e with the 5th revolute pair, 5th revolute pair is connected by L shape component f with the 6th revolute pair, 6th revolute pair is connected by component g with three moving sets, three moving sets is connected by component h with the 4th moving sets, described 4th moving sets is connected with moving platform second expansion link is sheathed, and the 4th revolute pair is connected with the second motor of pedestal;
The 3rd described movement branched chain is in series successively by the 7th revolute pair, the 8th revolute pair, the 9th revolute pair, the 5th moving sets and the 6th moving sets; 7th revolute pair is connected by L shape component i with the 8th revolute pair, 8th revolute pair is connected by L shape component j with the 9th revolute pair, 9th revolute pair is connected by component k with the 5th moving sets, 5th moving sets is connected by component l with the 6th moving sets, described 6th moving sets is connected with moving platform the 3rd expansion link is sheathed, and the 7th revolute pair is connected with the 3rd motor of pedestal.
Further, the axis of three revolute pairs of the first described movement branched chain is vertical between two and intersect at the center of rotation of moving platform, and the moving direction of two moving sets intersects vertically mutually;
The pivot center orthogonal center of rotation intersecting at moving platform between two of three revolute pairs of the second described movement branched chain, the moving direction of two moving sets intersects vertically mutually;
The pivot center orthogonal center of rotation intersecting at moving platform between two of three revolute pairs of the 3rd described movement branched chain, the moving direction of two moving sets intersects vertically mutually.
Further, described first movement branched chain two moving sets form the first plane, described second movement branched chain two moving sets form the second plane, described 3rd movement branched chain two moving sets form the 3rd plane, described plane one, plane two, plane three intersect at the center of rotation of mechanism's moving platform, described first revolute pair is perpendicular to the first plane, and described 4th revolute pair is perpendicular to the second plane, and described 7th revolute pair is perpendicular to the 3rd plane.
Further, the pivot center of described first revolute pair, the 5th revolute pair, the 9th revolute pair on the same line, on the same line, the pivot center of described 3rd revolute pair, the 4th revolute pair, the 8th revolute pair on the same line for the pivot center of described second revolute pair, the 6th revolute pair, the 7th revolute pair.
Compared with prior art, this utility model has following beneficial effect:
(1) mechanism is when realizing that ankle joint inside/outside turns over, toe/back of the body being bent, inside/outside revolves rehabilitation exercise, there is isotropism, there is not kinesiology unusual, motion and power transmit excellent performance, mechanism controls is simple, and a movement output of moving platform only needs a drived control, not only greatly reduces influencing each other of each interchain, effectively solve the problem of sports coupling, and save power.
(2) mechanism is without over-constraint structure, and the moving sets in mechanism in each movement branched chain is that inertia is secondary, although do not start shipment action use, increases the Connected degree of movement branched chain, thus reduces Planar Mechanisms number.Therefore, insensitive to the geometric error between kinematic pair axis, it can from Row sum-equal matrix in comparatively great error range, thus reduces the impact of error on assembling and dynamic performance.
(3) moving platform of mechanism not only can implementation space Three dimensional rotation export, and center of rotation and model of human ankle center superposition.
(4) mechanism turning power is strong, and work space is large, and stability of rotation is continuous.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, this utility model patent is further illustrated.
Fig. 1 population structure schematic diagram of the present utility model;
Fig. 2 pedestal of the present utility model (silent flatform) schematic diagram;
Fig. 3 moving platform schematic diagram of the present utility model;
Fig. 4 the first movement branched chain schematic diagram of the present utility model;
Fig. 5 the second movement branched chain schematic diagram of the present utility model;
Fig. 6 the 3rd movement branched chain schematic diagram of the present utility model;
Fig. 7 dependent coordinate of the present utility model represents figure.
In figure: 1-moving platform; 2-pedestal; C1-first pillar; C2-second pillar; D1-first motor; D2-second motor; D3-the 3rd motor; B1-first expansion link; B2-second expansion link; B3-the 3rd expansion link; L1-component a; L2-component b; B4-component c; A1-component d; L3-component e; L4-component f; B5-component g; A2-component h; L5-component j; L6-component i; B6-component j; A3-component k; O-center of rotation.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, this utility model is further illustrated.
As shown in Fig. 1 ~ 7, one has isotropism rehabilitation of anklebone parallel institution, comprise pedestal 2, moving platform 1 and movement branched chain, described pedestal 2 is fixed with respectively the first pillar C1, second pillar C2, two pillars are respectively arranged with the first motor D 1, second motor D 2, described pedestal 2 is provided with the 3rd motor D 3, described moving platform 1 upper surface is foot-operated face, the first expansion link B1 and the 3rd expansion link B3 in L-type is vertically fixed in described moving platform 1 upper surface, described moving platform 1 lower surface is vertically fixed with the second expansion link B2, described first motor D 1 is connected with the first expansion link B1 on moving platform 1 by the first movement branched chain, the inside/outside flip-flop movement of ankle joint is realized by controlling swinging of moving platform 1, described second motor D 2 is connected with the second expansion link B2 on moving platform 1 by the second movement branched chain, toe/dorsiflex the campaign of ankle joint is realized by the swing controlling moving platform 1, described 3rd motor D 3 is connected with the 3rd expansion link B3 on moving platform 1 by the 3rd movement branched chain, the inside/outside rotary motion of ankle joint is realized by the rotation controlling moving platform 1, described three motor D 1, D2, D3 moves through the compound motion that the rotation in three dimensions controlling moving platform realizes ankle joint simultaneously.
In the present embodiment, the axis of described first motor D 1, the axis of the second motor D 2 are vertical between two with the axis of the 3rd motor D 2 and intersect at the center of rotation O of mechanism's moving platform.
In the present embodiment, described first movement branched chain, the second movement branched chain, the 3rd movement branched chain are RRRPP side chain arranged side by side.
In the present embodiment, the first described movement branched chain is by the first revolute pair R1, second revolute pair R2, 3rd revolute pair R3, first moving sets P1 and the second moving sets P2 is composed in series successively, the first described revolute pair R1 is connected by L shape component aL1 with the second revolute pair R2, second revolute pair R2 is connected by L shape component bL2 with the 3rd revolute pair R3, 3rd revolute pair R3 is connected by component cB4 with the first moving sets P1, first moving sets P1 is connected by component dA1 with the second moving sets P2, described second moving sets R1 is connected with moving platform 1 first expansion link B1 is sheathed, first revolute pair R1 is connected with the first motor D 1 of pedestal 2,
The second described movement branched chain is composed in series successively by the 4th revolute pair R4, the 5th revolute pair R5, the 6th revolute pair R6, three moving sets P3 and the 4th moving sets P4; Described 4th revolute pair R4 and the 5th revolute pair are led to R5 and are crossed L shape component eL3 and be connected, 5th revolute pair R5 is connected by L shape component fL4 with the 6th revolute pair R6,6th revolute pair R6 is connected by component gB5 with three moving sets P3, three moving sets P3 is connected by component hA2 with the 4th moving sets P4, described 4th moving sets P4 is connected with moving platform 1 second expansion link B2 is sheathed, and the 4th revolute pair R4 is connected with the second motor D 2 of pedestal 2;
The 3rd described movement branched chain is in series successively by the 7th revolute pair R7, the 8th revolute pair R8, the 9th revolute pair R9, the 5th moving sets P5 and the 6th moving sets P6; 7th revolute pair R7 is connected by L shape component iL5 with the 8th revolute pair R8,8th revolute pair R8 is connected by L shape component jL6 with the 9th revolute pair R9,9th revolute pair R9 is connected by component kB6 with the 5th moving sets P5,5th moving sets P5 is connected by component lA3 with the 6th moving sets P6, described 6th moving sets P6 is connected with moving platform 1 the 3rd expansion link B3 is sheathed, and the 7th revolute pair R7 is connected with the 3rd motor D 3 of pedestal 2.
In the present embodiment, the axis of three revolute pairs of the first described movement branched chain is vertical between two and intersect at the center of rotation O of moving platform, and the moving direction of two moving sets intersects vertically mutually;
The pivot center orthogonal center of rotation O intersecting at moving platform between two of three kinematic pairs of the second described movement branched chain, the moving direction of two moving sets intersects vertically mutually;
The pivot center orthogonal center of rotation O intersecting at moving platform between two of three kinematic pairs of the 3rd described movement branched chain, the moving direction of two moving sets intersects vertically mutually.
In the present embodiment, described first movement branched chain two moving sets form the first plane, described second movement branched chain two moving sets form the second plane, described 3rd movement branched chain two moving sets form the 3rd plane, described plane one, plane two, plane three intersect at the center of rotation O of mechanism's moving platform, described first revolute pair R1 is perpendicular to the first plane, and described 4th revolute pair R4 is perpendicular to the second plane, and described 7th revolute pair R7 is perpendicular to the 3rd plane.
In the present embodiment, the pivot center of described first revolute pair R1, the 5th revolute pair R5, the 9th revolute pair R9 on the same line, on the same line, the pivot center of described 3rd revolute pair R3, the 4th revolute pair R4, the 8th revolute pair R8 on the same line for the pivot center of described second revolute pair R2, the 6th revolute pair R6, the 7th revolute pair R7.
Specific implementation process:
Foot is placed on the front of moving platform 1 by patient, adjust the first motor D 1, second motor D 2, time of the 3rd motor D 3 and frequency, under the cooperation of three motors, component aL1, component eL3, component iL5 rotate, corresponding connector is driven to move, thus make moving platform realize rotating around X, Y, Z axle as shown in Figure 7, namely simulate the varus of model of human ankle/turn up, toe bent/bent, the internal/external rotations of the back of the body.When starting separately the first motor D 1, moving platform 1 realizes rotation around X-axis thus the varus of simulation model of human ankle/turn up, the second motor D 2 and the 3rd motor D 3 transfixion; When starting separately the second motor D 2, moving platform 1 realizes the rotation around Y-axis thus the toe song/back of the body of simulation model of human ankle is bent, the first motor D 1 and the 3rd motor D 3 transfixion; When starting separately the 3rd motor D 3, moving platform 1 realizes the rotation around Z axis thus simulates the internal/external rotations of model of human ankle, the first motor D 1 and the second motor D 2 transfixion.Simulate human body ankle varus/turn up, toe bent/back of the body bent, internal/external rotations motion time, a movement output of moving platform is only relevant to the input of a motor, effectively carries out rehabilitation training to ankle joint.
Above-listed preferred embodiment; the purpose of this utility model, technical scheme and advantage are further described; be understood that; the foregoing is only preferred embodiment of the present utility model; not in order to limit this utility model; all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (7)
1. one kind has isotropic rehabilitation of anklebone parallel institution, comprise pedestal, moving platform and movement branched chain, it is characterized in that: described pedestal is fixed with the first pillar respectively, second pillar, two pillars are respectively arranged with the first motor, second motor, described pedestal is provided with the 3rd motor, described moving platform upper surface is foot-operated face, the first expansion link and the 3rd expansion link in L-type are vertically fixed in described moving platform upper surface, described moving platform lower surface is vertically fixed with the second expansion link, described first motor is connected with the first expansion link on moving platform by the first movement branched chain, the inside/outside flip-flop movement of ankle joint is realized by controlling swinging of moving platform, described second motor is connected with the second expansion link on moving platform by the second movement branched chain, toe/dorsiflex the campaign of ankle joint is realized by the swing controlling moving platform, described 3rd motor is connected with the 3rd expansion link on moving platform by the 3rd movement branched chain, the inside/outside rotary motion of ankle joint is realized by the rotation controlling moving platform, described three motors move through the compound motion that the rotation in three dimensions controlling moving platform realizes ankle joint simultaneously.
2. according to claim 1 have isotropic rehabilitation of anklebone parallel institution, it is characterized in that: the axis of described first motor, the axis of the second motor are vertical between two with the axis of the 3rd motor and intersect at the center of rotation of mechanism's moving platform.
3. according to claim 1 have isotropic rehabilitation of anklebone parallel institution, it is characterized in that: described first movement branched chain, the second movement branched chain, the 3rd movement branched chain are RRRPP side chain arranged side by side.
4. according to claim 1 have isotropic rehabilitation of anklebone parallel institution, it is characterized in that:
The first described movement branched chain is composed in series successively by the first revolute pair, the second revolute pair, the 3rd revolute pair, the first moving sets and the second moving sets, the first described revolute pair is connected by L shape component a with the second revolute pair, second revolute pair is connected by L shape component b with the 3rd revolute pair, 3rd revolute pair is connected by component c with the first moving sets, first moving sets is connected by component d with the second moving sets, described second moving sets is connected with moving platform first expansion link is sheathed, and the first revolute pair is connected with the first motor of pedestal;
The second described movement branched chain is composed in series successively by the 4th revolute pair, the 5th revolute pair, the 6th revolute pair, three moving sets and the 4th moving sets; Described 4th revolute pair is connected by L shape component e with the 5th revolute pair, 5th revolute pair is connected by L shape component f with the 6th revolute pair, 6th revolute pair is connected by component g with three moving sets, three moving sets is connected by component h with the 4th moving sets, described 4th moving sets is connected with moving platform second expansion link is sheathed, and the 4th revolute pair is connected with the second motor of pedestal;
The 3rd described movement branched chain is in series successively by the 7th revolute pair, the 8th revolute pair, the 9th revolute pair, the 5th moving sets and the 6th moving sets; 7th revolute pair is connected by L shape component i with the 8th revolute pair, 8th revolute pair is connected by L shape component j with the 9th revolute pair, 9th revolute pair is connected by component k with the 5th moving sets, 5th moving sets is connected by component l with the 6th moving sets, described 6th moving sets is connected with moving platform the 3rd expansion link is sheathed, and the 7th revolute pair is connected with the 3rd motor of pedestal.
5. according to claim 4 have isotropic rehabilitation of anklebone parallel institution, it is characterized in that:
The axis of three revolute pairs of the first described movement branched chain is vertical between two and intersect at the center of rotation of moving platform, and the moving direction of two moving sets intersects vertically mutually;
The pivot center orthogonal center of rotation intersecting at moving platform between two of three revolute pairs of the second described movement branched chain, the moving direction of two moving sets intersects vertically mutually;
The pivot center orthogonal center of rotation intersecting at moving platform between two of three revolute pairs of the 3rd described movement branched chain, the moving direction of two moving sets intersects vertically mutually.
6. according to claim 4 have isotropic rehabilitation of anklebone parallel institution, it is characterized in that: described first movement branched chain two moving sets form the first plane, described second movement branched chain two moving sets form the second plane, described 3rd movement branched chain two moving sets form the 3rd plane, described plane one, plane two, plane three intersect at the center of rotation of mechanism's moving platform, described first revolute pair is perpendicular to the first plane, described 4th revolute pair is perpendicular to the second plane, and described 7th revolute pair is perpendicular to the 3rd plane.
7. according to claim 4 have isotropic rehabilitation of anklebone parallel institution, it is characterized in that: the pivot center of described first revolute pair, the 5th revolute pair, the 9th revolute pair on the same line, on the same line, the pivot center of described 3rd revolute pair, the 4th revolute pair, the 8th revolute pair on the same line for the pivot center of described second revolute pair, the 6th revolute pair, the 7th revolute pair.
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104306133A (en) * | 2014-09-26 | 2015-01-28 | 福州大学 | Isotropic ankle joint rehabilitation parallel connecting mechanism |
| CN104887457A (en) * | 2015-06-11 | 2015-09-09 | 尚廷东 | Rehabilitation training device and training bracket thereof |
| CN105108734A (en) * | 2015-09-06 | 2015-12-02 | 江南大学 | Three-rotation one-movement fully-isotropic parallel robot mechanism |
| CN112618251A (en) * | 2020-11-30 | 2021-04-09 | 中国人民解放军陆军军医大学第一附属医院 | Rehabilitation training device for muscle injury of lower limbs |
| CN112621716A (en) * | 2020-12-07 | 2021-04-09 | 中国民航大学 | Parallel mechanism containing multiple sliding rails and composite branched chains |
| CN114145964A (en) * | 2021-12-01 | 2022-03-08 | 复旦大学 | Man-machine compatible two-stage parallel type wrist exoskeleton rehabilitation robot |
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2014
- 2014-09-26 CN CN201420558374.0U patent/CN204260991U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104306133A (en) * | 2014-09-26 | 2015-01-28 | 福州大学 | Isotropic ankle joint rehabilitation parallel connecting mechanism |
| CN104306133B (en) * | 2014-09-26 | 2016-06-01 | 福州大学 | There is isotropic rehabilitation of anklebone parallel institution |
| CN104887457A (en) * | 2015-06-11 | 2015-09-09 | 尚廷东 | Rehabilitation training device and training bracket thereof |
| CN104887457B (en) * | 2015-06-11 | 2018-03-13 | 尚晓玉 | A kind of device for healing and training and its training stand |
| CN105108734A (en) * | 2015-09-06 | 2015-12-02 | 江南大学 | Three-rotation one-movement fully-isotropic parallel robot mechanism |
| CN112618251A (en) * | 2020-11-30 | 2021-04-09 | 中国人民解放军陆军军医大学第一附属医院 | Rehabilitation training device for muscle injury of lower limbs |
| CN112618251B (en) * | 2020-11-30 | 2022-05-31 | 中国人民解放军陆军军医大学第一附属医院 | Rehabilitation training device for muscle injury of lower limbs |
| CN112621716A (en) * | 2020-12-07 | 2021-04-09 | 中国民航大学 | Parallel mechanism containing multiple sliding rails and composite branched chains |
| CN112621716B (en) * | 2020-12-07 | 2022-05-17 | 中国民航大学 | Parallel mechanism containing multiple sliding rails and composite branched chains |
| CN114145964A (en) * | 2021-12-01 | 2022-03-08 | 复旦大学 | Man-machine compatible two-stage parallel type wrist exoskeleton rehabilitation robot |
| CN114145964B (en) * | 2021-12-01 | 2023-04-07 | 复旦大学 | Man-machine compatible two-stage parallel type wrist exoskeleton rehabilitation robot |
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Granted publication date: 20150415 Termination date: 20160926 |