CN210205739U

CN210205739U - Elliptical machine for rehabilitation and pedal mechanism thereof

Info

Publication number: CN210205739U
Application number: CN201921033238.9U
Authority: CN
Inventors: Yupeng Ren; 任宇鹏; Jiehua Yu; 余杰华; Du Zhao; 赵笃; Weiwei Wang; 王卫卫
Original assignee: Beijing Force Tek Medical Technology Co Ltd; Beijing Litech Technology Co Ltd
Current assignee: Beijing Force Tek Medical Technology Co Ltd; Beijing Litech Technology Co Ltd
Priority date: 2019-07-04
Filing date: 2019-07-04
Publication date: 2020-03-31
Anticipated expiration: 2029-07-04

Abstract

The utility model provides a recovered elliptical machine and pedal mechanism thereof. The elliptical rehabilitation machine comprises a rack and a pedal mechanism arranged on the rack, wherein the pedal mechanism comprises a bottom plate, an intermediate connecting plate, a pedal, a first driving mechanism and a second driving mechanism. The bottom plate is provided with a transverse guide rail. The intermediate connecting plate is connected with the bottom plate in a sliding mode through the transverse guide rail, and a turntable is arranged on the intermediate connecting plate. The pedal is fixedly connected with the turntable. The first driving mechanism is connected with the rotary table and can drive the rotary table to rotate relative to the middle connecting plate. The second driving mechanism is connected with the intermediate connecting plate and can drive the intermediate connecting plate to transversely move relative to the bottom plate. The utility model can realize the rotation of the pedal and the left and right movement of the pedal; and the first driving mechanism and the second driving mechanism provide power for assisting movement for the patient, and can provide assisting rehabilitation movement for the person with lower limb injury and the person suffering from stroke. The elliptical trainer is provided with the pedal mechanism of the utility model, and can be used for different training of different patients.

Description

Elliptical machine for rehabilitation and pedal mechanism thereof

Technical Field

The utility model relates to a medical treatment rehabilitation apparatus specifically, relates to an oval machine for rehabilitation and pedal mechanism thereof.

Background

The elliptical trainer is a comprehensive training machine, integrates the motion actions of walking, jogging and stationary bicycle movement, and is an aerobic exercise machine which is particularly suitable for beginners or people with heavy body and damaged lower limb joints.

In the prior elliptical trainer, foot pedals are fixed, and when people use the elliptical trainer, the feet cannot move left and right and rotate; the foot pedal is not provided with a power mechanism, so that the motion of the foot is passive motion, active training is required to be completely performed by a user, and auxiliary rehabilitation motion cannot be provided for people with lower limb injuries and people suffering from stroke.

In view of the above, it is necessary to develop an elliptical machine for rehabilitation, which can provide auxiliary rehabilitation exercise for the person with lower limb injury and the person with stroke.

SUMMERY OF THE UTILITY MODEL

In view of the above, according to one aspect of the present invention, a footrest mechanism is provided.

The utility model provides a running-board mechanism, including bottom plate, intermediate junction board, running-board, first actuating mechanism and second actuating mechanism. And the bottom plate is provided with a transverse guide rail. The middle connecting plate is connected with the bottom plate in a sliding mode through the transverse guide rail, and a turntable is arranged on the middle connecting plate. The pedal is fixedly connected with the turntable. The first driving mechanism is connected with the rotary disc and can drive the rotary disc to rotate relative to the intermediate connecting plate. The second driving mechanism is connected with the middle connecting plate and can drive the middle connecting plate to transversely move relative to the bottom plate.

The first driving mechanism may include a first driving member, a first driving wheel, a first synchronous belt, and a first guide wheel for guiding the first synchronous belt, the first driving wheel may be disposed at an output end of the first driving member, and the first synchronous belt may be connected between the first driving wheel and the turntable.

Exemplarily, the second actuating mechanism includes second driving piece, second action wheel, second hold-in range and is used for the direction the second leading wheel of second hold-in range, the second action wheel sets up on the output of second driving piece, the both ends of second hold-in range are fixed respectively on the left and right both sides of bottom plate, the middle section of second hold-in range is around establishing on the second action wheel, the second leading wheel with intermediate junction board fixed connection.

Illustratively, a second driving member mounting plate is fixedly connected to one side end of the second guide wheel, and the second driving member is arranged on the second driving member mounting plate.

Exemplarily, a transition connecting plate is fixedly connected to the other side end of the second guide wheel, the bottom of the side of the transition connecting plate, which faces away from the second guide wheel, is fixed to the intermediate connecting plate, a first driving member mounting plate is fixedly connected to the upper side of the transition connecting plate, and the first driving member is disposed on the first driving member mounting plate.

For example, a guide wheel mounting frame is arranged on the upper surface of the intermediate connecting plate close to the transition connecting plate, and the first guide wheel is arranged on the guide wheel mounting frame.

Illustratively, the pedal is provided with an adjusting and fixing belt for fixing the foot.

According to another aspect of the present invention, there is provided an elliptical machine for rehabilitation, comprising a frame and a pedal mechanism disposed on the frame.

Exemplarily, a curvilinear motion driving mechanism is further arranged on the rack, a pedal connecting rod penetrates through the lower portion of the bottom plate, and the curvilinear motion driving mechanism is connected with the pedal connecting rod.

Illustratively, the curvilinear motion driving mechanism comprises a third driving member and a crank mechanism, the third driving member drives the crank mechanism through a transmission mechanism, and the pedal connecting rod is connected with the crank mechanism.

The pedal mechanism of the utility model can realize the rotation of the pedal through the arrangement of the first driving mechanism and the turntable; the left and right movement of the pedal can be realized through the arrangement of the second driving mechanism and the middle connecting plate; and the first driving mechanism and the second driving mechanism provide power for assisting movement for the patient, and can provide assisting rehabilitation movement for the person with lower limb injury and the person suffering from stroke. The elliptical trainer is provided with the pedal mechanism of the utility model, and can be used for different training of different patients.

Drawings

The above and other objects, features and advantages of the present invention will become more apparent by describing in more detail embodiments of the present invention with reference to the attached drawings. The accompanying drawings are included to provide a further understanding of the embodiments of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description, serve to explain the invention and not to limit the invention. In the drawings, like reference numbers generally represent like parts or steps.

Fig. 1 is a perspective view of an elliptical machine for rehabilitation according to an embodiment of the present invention;

fig. 2 is a perspective view of a pedal mechanism of the elliptical rehabilitation machine according to the embodiment of the present invention;

FIG. 3 is a perspective view of the footrest mechanism of FIG. 2 with the footrest removed;

FIG. 4 is a detail view of the intermediate connecting plate of the footrest mechanism of FIG. 2 coupled to a second drive mechanism;

fig. 5 is a bottom view of the elliptical rehabilitation machine according to the embodiment of the present invention.

Wherein the reference symbols are

10-frame

11-base

12-vertical frame

20-pedal mechanism

21-base plate

211-transverse guide

22-intermediate connecting plate

221-chute

23-rotating disk

24-foot pedal

241-adjustment fixing band

25-first drive mechanism

251-first driving member

252-primary drive wheel

253-first synchronous Belt

254-first guide wheel

255-first driving member mounting plate

256-guide wheel mounting rack

26-second drive mechanism

261-second drive member

262-secondary drive pulley

263-second synchronous belt

264-second guide wheel

265-second drive member mounting plate

27-transition connecting plate

28-pedal connecting rod

30-curve motion driving mechanism

31-third drive member

32-crank mechanism

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, exemplary embodiments according to the present invention will be described in detail below with reference to the accompanying drawings. It is to be understood that the described embodiments are merely exemplary of the present invention and are not intended to limit the invention to the particular embodiments described herein. Based on the embodiments of the present invention described in the present application, all other embodiments obtained by those skilled in the art without creative efforts shall fall within the protection scope of the present invention.

The utility model provides an elliptical machine for rehabilitation for receive injury personage and apoplexy personage to provide supplementary recovered strong motion for the low limbs.

Referring to fig. 1, the elliptical rehabilitation machine provided by the present invention comprises a frame 10 and a pedal mechanism 20 disposed on the frame 10.

The frame 10 is used for providing support for the whole rehabilitation elliptical machine. Illustratively, the frame 10 includes a base 11 and a stand 12 fixedly connected above the base 11, and casters may be further installed below the base 11 to facilitate the movement of the elliptical trainer for rehabilitation.

Referring to fig. 2 to 5, the footrest mechanism 20 includes a base plate 21, an intermediate connecting plate 22, a footrest 24, a first driving mechanism 25, and a second driving mechanism 26.

The base plate 21 is provided with a lateral guide 211, the lateral direction of which is perpendicular to the longitudinal direction of the base plate 21, and the longitudinal direction of the base plate 21 is the same as the length direction of the feet of the patient. As shown in fig. 5, the bottom plate 21 has a through hole at the lower portion thereof, and the through hole is mainly used for the foot connecting rod 28 to pass through.

The intermediate connecting plate 22 is slidably connected with the bottom plate 21 through a transverse guide rail 211, and a rotating disc 23 is arranged on the intermediate connecting plate 22. The intermediate connecting plate 22 is provided with a slide groove 221, and the slide groove 221 is engaged with the lateral guide rail 211, so that the intermediate connecting plate 22 can move left and right along the lateral guide rail 211.

The foot pedal 24 is fixedly connected with the rotating disc 23.

The first driving mechanism 25 is connected to the rotating plate 23 and can drive the rotating plate 23 to rotate relative to the intermediate connecting plate 22, and the pedal plate 24 is fixedly connected to the rotating plate 23 and can drive the pedal plate 24 to rotate together when the rotating plate 23 rotates relative to the intermediate connecting plate 22. Specifically, the first driving mechanism 25 includes a first driving member 251, a first driving wheel 252, a first timing belt 253, and a first guide wheel 254 for guiding the first timing belt, the first driving wheel 252 is disposed at an output end of the first driving member 251, and the first timing belt 253 is connected between the first driving wheel 252 and the turntable 23. For example, the first driving member 251 may employ a common servo motor. Thus, the first driving member 251 drives the first driving wheel 252 to rotate, the first driving wheel 252 drives the rotating disc 23 to rotate through the first synchronous belt 253 and the first guide wheel 254, and the pedal 24 is mounted on the rotating disc 23, so that the rotation of the pedal 24 is realized.

The second driving mechanism 26 is connected to the intermediate connection plate 22 and can drive the intermediate connection plate 22 to move laterally relative to the base plate 21. Specifically, the second driving mechanism 26 includes a second driving element 261, a second driving wheel 262, a second synchronous belt 263 and a second guide wheel 264 for guiding the second synchronous belt 263, the second driving wheel 262 is disposed at an output end of the second driving element 261, two ends of the second synchronous belt 263 are respectively fixed at left and right sides of the bottom plate 21, a middle section of the second synchronous belt 263 is wound around the second driving wheel 262, and the second guide wheel 264 is fixedly connected to the intermediate connection plate 22. For example, the second driving member 261 may employ a common servo motor. Thus, the second driving member 261 drives the second driving pulley 262 to rotate, and since the two sides of the second synchronous belt 263 are fixed, the second guide wheel 264 is fixed on the intermediate connecting plate 22, and the second driving pulley 262 moves left and right to drive the second guide wheel 264 to move left and right, thereby driving the intermediate connecting plate 22 to drive the pedal 24 to move left and right.

Illustratively, a second driving member mounting plate 265 is fixedly connected to one side end of the second guide wheel 264, and the second driving member 261 is disposed on the second driving member mounting plate 265. The other side end of the second guide wheel 264 is fixedly connected with a transition connecting plate 27, the bottom of the side surface of the transition connecting plate 27, which is back to the second guide wheel 264, is fixed on the middle connecting plate 22, a first driving piece mounting plate 255 is fixedly connected above the transition connecting plate 27, and the first driving piece 251 is arranged on the first driving piece mounting plate 255. Thus, when the second driving member 261 is operated, the intermediate connection plate 22 and all the members (including the first driving member 251 and the second driving member 261) attached to the intermediate connection plate 22 are moved left and right with respect to the base plate 21.

In addition, to facilitate the arrangement of the first guide wheel 254, a guide wheel mounting bracket 256 is provided on an upper surface of the intermediate connecting plate 22 adjacent to the transition connecting plate 27, and the first guide wheel 254 is provided on the guide wheel mounting bracket 256.

The foot pedal 24 is provided with an adjustment fixing band 241 for fixing the foot, and the adjustment fixing band 241 can cover the instep to fix the instep. Of course, the fixing band 241 may cover the heel to fix the heel. In the embodiment of the present invention, the pedal 24 includes an adjustment fixing band capable of covering the instep and an adjustment fixing band capable of covering the heel.

In order to provide multi-degree-of-freedom auxiliary rehabilitation exercise for the person with lower limbs injured and the person with apoplexy, the utility model discloses an elliptical machine for rehabilitation is provided with curvilinear motion actuating mechanism 30 on the frame 10 still, and pedal connecting rod 28 is worn to be equipped with in the bottom plate 21 lower part, and curvilinear motion actuating mechanism 30 is connected with pedal connecting rod 28. Specifically, the curvilinear motion driving mechanism 30 includes a third driving member 31 and a crank mechanism 32, the third driving member 31 drives the crank mechanism 32 through a transmission mechanism 33, the pedal connecting rod 28 is connected to the crank mechanism 32, for example, the third driving member 31 may employ a common servo motor, and the transmission mechanism 33 may employ a common belt transmission or chain transmission. Thus, the transmission mechanism 33 is driven by the third driving member 31, the transmission mechanism 33 rotates the crank mechanism 32, and the crank mechanism 32 reciprocates the pedal mechanism 20 to realize a walking curve.

As can be seen from the above, the pedal mechanism 20 of the present invention can realize the rotation of the pedal 24 through the arrangement of the first driving mechanism 25 and the rotating disc 23; through the arrangement of the second driving mechanism 26 and the middle connecting plate 22, the left and right movement of the pedal 24 can be realized; the two motions are compounded into a curvilinear motion, so that the multi-degree-of-freedom motion of the foot is realized when a person walks. The first driving mechanism 25 and the second driving mechanism 26 provide the patient with power for assisting exercise, and can provide assisting rehabilitation exercise for the person with lower limb injury and the person suffering from stroke. More, because adopt on the elliptical trainer the utility model discloses a running-board mechanism 20, and running-board 24 are connected with curvilinear motion actuating mechanism 30, provide the auxiliary motion power of walking for the patient, and running-board 24 can realize removing in addition and remove and rotate to can be used for the different training of different patients.

In the description of the embodiments of the present invention, it should be understood that the terms "front", "back", "left", "right", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.

In the description of the embodiments of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "mounted" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The above description is only for the specific embodiments of the present invention or the description of the specific embodiments, the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. The protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A footrest mechanism comprising:

the base plate is provided with a transverse guide rail;

the middle connecting plate is connected with the bottom plate in a sliding mode through the transverse guide rail, and a turntable is arranged on the middle connecting plate;

the pedal is fixedly connected with the turntable;

the first driving mechanism is connected with the rotary table and can drive the rotary table to rotate relative to the middle connecting plate; and

and the second driving mechanism is connected with the intermediate connecting plate and can drive the intermediate connecting plate to transversely move relative to the bottom plate.

2. The footrest mechanism of claim 1, wherein the first drive mechanism includes a first driving member, a first drive pulley disposed on an output end of the first driving member, a first timing belt connected between the first drive pulley and the turntable, and a first guide pulley guiding the first timing belt.

3. The pedal mechanism according to claim 2, wherein the second driving mechanism includes a second driving member, a second driving wheel, a second synchronous belt and a second guide wheel for guiding the second synchronous belt, the second driving wheel is disposed at an output end of the second driving member, two ends of the second synchronous belt are respectively fixed to the left and right sides of the bottom plate, a middle section of the second synchronous belt is wound around the second driving wheel, and the second guide wheel is fixedly connected to the intermediate connecting plate.

4. The pedal mechanism as set forth in claim 3, wherein a second driving member mounting plate is fixedly coupled to one side end of said second guide wheel, said second driving member being disposed on said second driving member mounting plate.

5. The pedal mechanism as claimed in claim 4, wherein a transition connecting plate is fixedly connected to the other end of the second guide wheel, a bottom of a side of the transition connecting plate facing away from the second guide wheel is fixed to the middle connecting plate, and a first driving member mounting plate is fixedly connected to an upper side of the transition connecting plate, and the first driving member is disposed on the first driving member mounting plate.

6. The pedal mechanism as set forth in claim 5, wherein a guide wheel mount is provided on an upper surface of said intermediate link plate adjacent said transition link plate, said first guide wheel being provided on said guide wheel mount.

7. The footrest mechanism according to any one of claims 1 to 6, wherein a regulation fixing strap for fixing a foot is provided on the footrest.

8. An elliptical machine for rehabilitation comprising a frame and a footrest mechanism as claimed in any one of claims 1 to 7 provided on said frame.

9. The elliptical rehabilitation machine according to claim 8, wherein a curvilinear motion driving mechanism is further arranged on the frame, a pedal connecting rod is arranged at the lower part of the bottom plate in a penetrating manner, and the curvilinear motion driving mechanism is connected with the pedal connecting rod.

10. The elliptical rehabilitation machine according to claim 9, wherein the curvilinear motion driving mechanism comprises a third driving member and a crank mechanism, the third driving member drives the crank mechanism through a transmission mechanism, and the pedal connecting rod is connected with the crank mechanism.