CN209405196U - A kind of output trajectory is elliptical single-degree-of-freedom device for healing and training - Google Patents
A kind of output trajectory is elliptical single-degree-of-freedom device for healing and training Download PDFInfo
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- CN209405196U CN209405196U CN201822120554.1U CN201822120554U CN209405196U CN 209405196 U CN209405196 U CN 209405196U CN 201822120554 U CN201822120554 U CN 201822120554U CN 209405196 U CN209405196 U CN 209405196U
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Abstract
It is elliptical single-degree-of-freedom device for healing and training the utility model discloses a kind of output trajectory, including supporting mechanism and the movement mechanism being arranged on the supporting mechanism；The movement mechanism includes the ring gear with internal tooth being fixedly mounted on the supporting mechanism, the planet carrier being rotatably installed on the supporting mechanism and the planetary gear with external tooth being rotatably installed on the planet carrier, and the rotation axis of the planet carrier is conllinear with the central axis of the ring gear, the planetary gear and the ring gear are intermeshed.The utility model can be such that device for healing and training is moved in elliptical orbit, change the single training mode of circular motion track, and the size and location of elliptical orbit long axis and short axle can be adjusted according to the demand of user, substantially increase the training effect of user.
Description
Technical field
The utility model relates to rehabilitation training equipment, relating in particular to a kind of output trajectory is elliptical single-degree-of-freedom health
Multiple training device.
Background technique
Currently, the quantity of domestic hemiplegic patient is increasing, limb rehabilitation training also becomes research hotspot.It is general on the market
Motion profile all over existing training device for limb recovery is circle, and training mode is more single, is unable to satisfy the training of patient
It is required that.In addition to this, a kind of rehabilitation training of track is carried out for a long time, can only carry out rehabilitation training, nothing to the part of limbs
Method reaches whole training requirement, greatly reduces rehabilitation training effect, and single training mode can also make the training of patient
Process is uninteresting.
Therefore, the device for healing and training for developing a kind of track changeable is particularly important.
Utility model content
It is elliptical single-degree-of-freedom rehabilitation instruction the technical problem to be solved by the utility model is to provide a kind of output trajectory
Practice device.
In order to solve the above-mentioned technical problem, the utility model adopts the following technical solution: a kind of output trajectory is elliptical
Single-degree-of-freedom device for healing and training, including supporting mechanism and the movement mechanism being arranged on the supporting mechanism；
The movement mechanism includes the ring gear with internal tooth being fixedly mounted on the supporting mechanism, rotational installation
In the planet carrier on the supporting mechanism and the planetary gear with external tooth being rotatably installed on the planet carrier, and it is described
The rotation axis of planet carrier is conllinear with the central axis of the ring gear, and the planetary gear and the ring gear are intermeshed.
Further, the supporting mechanism includes support frame and the electricity containing deceleration device that is fixed on support frame as described above
Machine, the motor include motor shaft, and the planet carrier is fixedly mounted on the motor shaft.
Further, the movement mechanism is provided with two pairs altogether, and the ring gear of the two secondary movement mechanisms is mutual
Symmetrical and lower end is separately fixed at the opposite sides of support frame as described above.
Further, the motor is fixed on the top of support frame as described above and is located at the ring of the two secondary movement mechanisms
Between shape gear, the motor containing deceleration device directly drives the planet carrier.
Further, indirect by any one kind of drive in V belt translation, chain conveyer, gear drive, worm-drive
The planet carrier is driven.
Further, sprocket drive spindle is rotatablely installed on the planet carrier, the planetary gear is fixedly mounted on the gear
On axis, realize that the planetary gear rotation is mounted on the planet carrier with this.
It further, further include movement output mechanism, the movement output mechanism includes crank, output shaft and bearing block,
One end of the crank is fixedly mounted on the gear shaft, and the output shaft is fixedly mounted on the other end of the crank, institute
Bearing block is stated to be rotatably installed on the output shaft by bearing.
Further, sprocket drive spindle is fixedly mounted on the planet carrier, the planetary gear rotation is mounted on the gear
It on axis, realizes that the planetary gear rotation is mounted on the planet carrier with this, further includes movement output mechanism, the movement is defeated
Mechanism includes crank, output shaft and bearing block out, and one end of the crank is fixedly mounted on the planetary gear, the output
Axis is fixedly mounted on the other end of the crank, and the bearing block is rotatably installed on the output shaft by bearing.
Further, the output shaft is by being fixedly mounted on the other end of the crank with flowering structure: the crank
The other end is provided with notched first circular mounting hole, and the other end of the crank is located at lacking for first circular mounting hole
The two sides of mouth are protruding respectively first clamping plate, and a disk to match with first circular mounting hole is placed in described first
In circular mounting hole, the first clamping plates of two sides is clamped by the first fishbolt, with this by the disk banding described
In first circular mounting hole, the output eccentric shaft is fixed on the disk.
Further, one end of the crank with flowering structure by being fixedly mounted on the gear shaft: the crank
One end is provided with the second circular mounting hole that is jaggy and matching with the gear shaft, and one end of the crank is located at institute
State that the two sides of the notch of the second circular mounting hole are protruding respectively second clamping plate, the gear shaft is threaded through second circle
In shape mounting hole, the second clamping plates of two sides is clamped by the second fishbolt, with this by the gear shaft banding described
In second circular mounting hole.
The beneficial effects of the utility model are embodied in:
The utility model can be such that device for healing and training is moved in elliptical orbit, change the list of circular motion track
One training mode, and the size and location of elliptical orbit long axis and short axle can be adjusted according to the demand of user, greatly
The training effect of user is improved greatly.
The utility model structure is simple, is easy production, economical and practical, and operates and be easy, and function is good, and practicability is very
Height is suitble to user to use on various occasions, it is helped to get well.
Detailed description of the invention
Fig. 1 is the schematic perspective view of an embodiment of the present invention.
Fig. 2 is the side structure schematic view of an embodiment of the present invention.
Fig. 3 is the structural schematic diagram of the movement output mechanism in an embodiment of the present invention.
Fig. 4 is the structural schematic diagram of the movement output mechanism in an embodiment of the present invention.
Fig. 5 is the structural schematic diagram of the movement output mechanism in an embodiment of the present invention.
Fig. 6 is the working principle diagram of an embodiment of the present invention.
The label of each component in attached drawing are as follows: support frame 11, motor 12, motor shaft 13, cushion block 14, connecting rod 15, baffle 16,
Belt wheel or sprocket wheel 17, support plate 18, ring gear 21, planetary gear 22, planet carrier 23, gear shaft 24, crank 31, output shaft
32, bearing block 33, disk 34, the first circular mounting hole 311, first clamping plate 312, the first fishbolt 313, the second circular mounting
Hole 314, the second fishbolt 316, pushes against bolt 317 at second clamping plate 315.
Specific embodiment
It is described in detail the utility model below with reference to the accompanying drawings.It should be noted that in the absence of conflict, this Shen
Please in embodiment and embodiment in feature can be combined with each other.
Below referring to Figure 1 to Fig. 3.
The utility model output trajectory is elliptical single-degree-of-freedom device for healing and training, including supporting mechanism and setting exist
Movement mechanism on the supporting mechanism；
The movement mechanism includes the ring gear 21 with internal tooth being fixedly mounted on the supporting mechanism, rotation peace
Planet carrier 23 on the supporting mechanism and the planetary gear with external tooth being rotatably installed on the planet carrier 23
22, and the rotation axis of the planet carrier 23 is conllinear with the central axis of the ring gear 21, the planetary gear 22 and the ring
Shape gear 21 is intermeshed.
As shown in fig. 6, its ring gear is circle I, planetary gear is circle II, in use, driving planet carrier rotation, due to
Planetary gear and ring gear are intermeshed, therefore planetary gear can be done in ring gear around the rotation axis O of planet carrier
Circular motion, and can be rotated around own rotation axis A, in this way, the exportable elliptical running track of planetary gear eccentric position B,
As long as installing such as foot-operated, any structure that limbs can be supported to be moved of handle in planetary gear eccentric position, so that it may
To drive limbs of patient to do track as elliptical movement.
Preferably, two secondary motion mechanisms are configured on supporting mechanism altogether, two secondary motion mechanisms are symmetrical, to be suitable for double limbs
Training simultaneously, it is more comfortable when patient is using device training, improve rehabilitation efficacy；In use, by the row of two secondary motion mechanisms
Carrier and planetary gear initial phase are adjusted to 180 degree, more agree with human motion rule in this way.
In one embodiment, the supporting mechanism includes support frame 11 and the motor that is fixed on support frame as described above 11
12, the motor 12 includes motor shaft 13, and the planet carrier 23 is fixedly mounted on the motor shaft 13.It designs in this way, structure
Rationally, reliable and stable, in use, driving motor shaft rotation by motor, revolving speed is passed to planet carrier, planet carrier band by motor shaft
Dynamic planetary gear revolution；Preferably, motor 12 contains deceleration device, for reducing revolving speed；In specific implementation, 11 He of support frame as described above
Motor 12 can be fixed together by bolt.
In one embodiment, the movement mechanism is provided with two pairs, the ring gear of the two secondary movement mechanisms altogether
21 symmetrically and lower end is separately fixed at the opposite sides of support frame as described above 11.Just it has been observed that two secondary motion mechanisms are suitable for
The training simultaneously of double limbs, above-mentioned design, structure that can be most simple realizes that installation is fixed, structurally reasonable, is easy fabrication and installation, preferably
Ground is fixed with connecting rod 15 between the upper end of the ring gear 21 of the two secondary movement mechanisms, can guarantee the steady of structure
It is qualitative, guarantee the stability and single-degree-of-freedom of device.
In one embodiment, the motor 12 is fixed on the top of support frame as described above 11 and is located at the two secondary movement mechanisms
The ring gear 21 between, the both ends of the motor shaft 13 are exposed, and the planet carrier 23 of the two secondary movement mechanisms divides
It is not fixedly mounted on the both ends of the motor shaft 13.It designs in this way, the motor directly drives the planet carrier, can be with
One two vice mechanism of motor driven more efficiently, reduces cost, and motor is hidden, safety is higher.
Preferably, the upper end opposite sides of support frame as described above 11 is respectively fixed with the top for exceeding the supporting element 11 upwards
Baffle 16, the outer surface of the baffle 16 is fixed with cushion block 14, under the ring gear 21 of the two secondary movement mechanisms
End is bolted on respectively on the corresponding cushion block 14, and the ring gear 21 of the two secondary movement mechanisms is realized with this
Symmetrical and lower end is separately fixed at the opposite sides of support frame as described above 11.Baffle can stop motor, safer, cushion block
The distance between ring gear can be supported, and control two ring gears.
Preferably, support frame as described above 11 is in the shape of an " I ".It designs in this way, the structural stability of support frame is higher.
Certainly, as shown in Figures 4 and 5, it may also is that being rotatably equipped with shaft on support frame as described above 11, the planet carrier 23
It is fixedly mounted in the shaft, belt wheel or sprocket wheel or gear 17 is fixedly installed in the shaft, V belt translation, chain can be passed through in this way
Transmission, gear drive or worm geared mode indirectly drive the planet carrier.
Preferably, support frame as described above 11 includes two pieces of symmetrically arranged support plates 18 in Y-shape, the ring gear 21
Three ends of the corresponding support plate 18 are bolted on, which is rotatably installed in two pieces of support plates 18 by rolling bearing
Middle part.This structure is more reliable and more stable.
Preferably, the belt wheel or sprocket wheel 17 are arranged between two pieces of support plates 18, the two secondary movement mechanisms it is described
Planet carrier 23 is separately fixed at being located on the part of the belt wheel or sprocket wheel two sides of the shaft, such design function power more adduction
Reason.
In one embodiment, sprocket drive spindle 24 is rotatablely installed on the planet carrier 23, the planetary gear 22 is fixedly mounted
On the gear shaft 24, realize that the planetary gear 22 is rotatably installed on the planet carrier 23 with this.It designs in this way, structure
Simply, device stabilization reliable for operation.Preferably, the gear shaft 24 is rotatably installed in the planet carrier 23 by rolling bearing
On, to guarantee gear shaft stabilization, swimmingly rotate.
It in one embodiment, further include movement output mechanism, the movement output mechanism includes crank 31,32 and of output shaft
Bearing block 33, one end of the crank 31 are fixedly mounted on the gear shaft 24, and the output shaft 32 is fixedly mounted on described
The other end of crank 31, the bearing block 33 are rotatably installed on the output shaft 32 by bearing.Such mechanism, due to song
Handle is fixedly mounted on gear shaft, therefore crank rolling velocity is identical as planet wheel speed, is the equal of integrated movement, output shaft
It is in a certain eccentric position of planetary gear.In use, limb support part can be installed on bearing block 33, such as foot-operated, handle,
Limbs of patient can be driven to move with training device.
Another mounting means are as follows: sprocket drive spindle 24 is fixedly mounted on the planet carrier 23, the planetary gear 22 rotates
It is mounted on the gear shaft 24, realizes that the planetary gear 22 is rotatably installed on the planet carrier 23 with this, this mode
When output mechanism is set, one end of the crank 31 is needed to be fixedly mounted on the planetary gear 22.
In one embodiment, the output shaft 32 is by being fixedly mounted on the other end of the crank 31: institute with flowering structure
The other end for stating crank 31 is provided with notched first circular mounting hole 311, and the other end of the crank 31 is located at described the
The two sides of the notch of one circular mounting hole 311 are protruding respectively a first clamping plate 312, one with first circular mounting hole
311 disks 34 to match are placed in first circular mounting hole 311, and the first clamping plate 312 of two sides passes through the first folder
Tight bolt 313 clamps, with this by 34 banding of disk in first circular mounting hole 311, the output shaft 32 is eccentric
It is fixed on the disk 34.It designs in this way, as long as pine moves back fishbolt, so that it may adjust the angle of disk, can also adjust
The position of output shaft, i.e., the long axis of changeable elliptical orbit and the size and location of short axle are saved, it then can be according to patient demand
Corresponding elliptical trajectory is obtained, after the position adjustable range of output shaft is bigger, and fishbolt is tightened, banding effect can
It leans on, can prevent the position of disk from changing, the motion profile for avoiding result in training device changes.Preferably, described
It is provided with threaded hole on disk 34, for being fixedly connected with output shaft.
Preferably, the other end of the crank 31 is also provided with more than one communicates with first circular mounting hole 311
Tapped through hole, the tapped through hole internal screw thread is connected with the abutting bolt 317 for further pushing against the disk.
In one embodiment, one end of the crank 31 with flowering structure by being fixedly mounted on the gear shaft 24: institute
The one end for stating crank 31 is provided with the second circular mounting hole 314 that is jaggy and matching with the gear shaft 24, and described
Protruding respectively there are second clamping plate 315, institute in the two sides that one end of crank 31 is located at the notch of second circular mounting hole 314
It states gear shaft 24 to be threaded through in second circular mounting hole 314, the second clamping plate 315 of two sides passes through the second fishbolt
316 clamp, with this by 24 banding of gear shaft in second circular mounting hole 314.Similarly, it designs in this way, as long as
Pine moves back fishbolt, so that it may the angle of crank is adjusted, as long as tightening fishbolt, so that it may firmly lock crank, there is it
Effect is fixed.
It is the schematic diagram of device referring to Fig. 6, ring gear is circle I, and planetary gear is round II, in motor shaft
The heart is O point, and the center of gear shaft is A point, and the center of output shaft is B point, before use device, adjusts disk and crank one end
Position, then disk and crank one end banding are fixed by the first fishbolt and the second fishbolt, that is, change O point and arrive
The distance of B point and the size of ∠ OAB, in this way by changing the distance between initial OB or changing the size of initial phase ∠ OAB,
The long axis of i.e. changeable elliptical orbit and the size and location of short axle, can then obtain corresponding oval fortune according to patient demand
Dynamic rail mark.
It can be obtained by schematic diagram, there are two movable part, two low pairs, a higher pairs, according to freedom degree meter for the training device
Calculate formula F=3n-2PL-PH, the freedom degree that can obtain the training device is 1.
The utility model can be such that device for healing and training is moved in elliptical orbit, enrich the list of circular motion track
One training mode, and the size and location of elliptical orbit long axis and short axle can be adjusted according to the demand of patient, significantly
Improve the training effect of user.The utility model structure is simple, is easy production, economical and practical, and operates and be easy, function
Well, practicability is very high, is suitble to user to use on various occasions, it is helped to get well.
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 (10)
1. a kind of output trajectory is elliptical single-degree-of-freedom device for healing and training, it is characterised in that: including supporting mechanism and set
Set the movement mechanism on the supporting mechanism；
The movement mechanism includes the ring gear (21) with internal tooth being fixedly mounted on the supporting mechanism, rotational installation
In the planet carrier (23) on the supporting mechanism and the planet tooth with external tooth being rotatably installed on the planet carrier (23)
It takes turns (22), and the rotation axis of the planet carrier (23) is conllinear with the central axis of the ring gear (21), the planetary gear
(22) it is intermeshed with the ring gear (21).
2. output trajectory as described in claim 1 is elliptical single-degree-of-freedom device for healing and training, it is characterised in that: the branch
Support mechanism includes support frame (11) and the motor (12) containing deceleration device that is fixed on support frame as described above (11), the motor
It (12) include motor shaft (13), the planet carrier (23) is fixedly mounted on the motor shaft (13).
3. output trajectory as claimed in claim 2 is elliptical single-degree-of-freedom device for healing and training, it is characterised in that: the fortune
Motivation structure is provided with two pairs altogether, and the ring gear (21) of the two secondary movement mechanisms is symmetrically and lower end is separately fixed at
The opposite sides of support frame as described above (11).
4. output trajectory as claimed in claim 3 is elliptical single-degree-of-freedom device for healing and training, it is characterised in that: the electricity
Machine (12) is fixed on the top of support frame as described above (11) and is located between the ring gear (21) of the two secondary movement mechanisms,
The motor (12) containing deceleration device directly drives the planet carrier (23).
5. output trajectory according to any one of claims 1 to 4 is elliptical single-degree-of-freedom device for healing and training, feature
It is: by any one kind of drive in V belt translation, chain conveyer, gear drive, worm-drive indirectly to the planet carrier
(23) it is driven.
6. output trajectory according to any one of claims 1 to 4 is elliptical single-degree-of-freedom device for healing and training, feature
It is: is rotatablely installed sprocket drive spindle (24) on the planet carrier (23), the planetary gear (22) is fixedly mounted on the gear
On axis (24), realize that the planetary gear (22) is rotatably installed on the planet carrier (23) with this.
7. output trajectory as claimed in claim 6 is elliptical single-degree-of-freedom device for healing and training, it is characterised in that: further include
Movement output mechanism, the movement output mechanism include crank (31), output shaft (32) and bearing block (33), the crank (31)
One end be fixedly mounted on the gear shaft (24), the output shaft (32) is fixedly mounted on the another of the crank (31)
End, the bearing block (33) are rotatably installed on the output shaft (32) by bearing.
8. output trajectory according to any one of claims 1 to 4 is elliptical single-degree-of-freedom device for healing and training, feature
It is: sprocket drive spindle (24) is fixedly mounted on the planet carrier (23), the planetary gear (22) is rotatably installed in the gear
On axis (24), realizes that the planetary gear (22) is rotatably installed on the planet carrier (23) with this, further include movement output machine
Structure, the movement output mechanism include crank (31), output shaft (32) and bearing block (33), and one end of the crank (31) is fixed
It is mounted on the planetary gear (22), the output shaft (32) is fixedly mounted on the other end of the crank (31), the axis
Seat (33) is held to be rotatably installed on the output shaft (32) by bearing.
9. output trajectory as claimed in claim 7 is elliptical single-degree-of-freedom device for healing and training, it is characterised in that: described defeated
Shaft (32) is by being fixedly mounted on the other ends of the crank (31) with flowering structure: the other end of the crank (31) is provided with band
The first circular mounting hole (311) of notch, and the other end of the crank (31) is located at first circular mounting hole (311)
The two sides of notch are protruding respectively to be had first clamping plate (312), a disk to match with first circular mounting hole (311)
(34) it is placed in first circular mounting hole (311), the first clamping plate (312) of two sides passes through the first fishbolt
(313) it clamps, with this that disk (34) banding is interior in first circular mounting hole (311), the output shaft (32) is inclined
The heart is fixed on the disk (34).
10. output trajectory as claimed in claim 7 is elliptical single-degree-of-freedom device for healing and training, it is characterised in that: described
One end of crank (31) with flowering structure by being fixedly mounted on the gear shaft (24): one end of the crank (31) is provided with band
The second circular mounting hole (314) that is jaggy and matching with the gear shaft (24), and one end position of the crank (31)
There are second clamping plate (315), the gear shaft in the two sides of the notch of second circular mounting hole (314) are protruding respectively
(24) it is threaded through in second circular mounting hole (314), the second clamping plate (315) of two sides passes through the second fishbolt
(316) it clamps, it is with this that gear shaft (24) banding is interior in second circular mounting hole (314).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822120554.1U CN209405196U (en) | 2018-12-18 | 2018-12-18 | A kind of output trajectory is elliptical single-degree-of-freedom device for healing and training |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822120554.1U CN209405196U (en) | 2018-12-18 | 2018-12-18 | A kind of output trajectory is elliptical single-degree-of-freedom device for healing and training |
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| Publication Number | Publication Date |
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| CN209405196U true CN209405196U (en) | 2019-09-20 |
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| CN201822120554.1U Active CN209405196U (en) | 2018-12-18 | 2018-12-18 | A kind of output trajectory is elliptical single-degree-of-freedom device for healing and training |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109481235A (en) * | 2018-12-18 | 2019-03-19 | 合肥工业大学 | A kind of output trajectory is elliptical single-degree-of-freedom device for healing and training |
-
2018
- 2018-12-18 CN CN201822120554.1U patent/CN209405196U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109481235A (en) * | 2018-12-18 | 2019-03-19 | 合肥工业大学 | A kind of output trajectory is elliptical single-degree-of-freedom device for healing and training |
| CN109481235B (en) * | 2018-12-18 | 2024-02-13 | 合肥工业大学 | Single-degree-of-freedom rehabilitation training device with elliptical output track |
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