CN214435285U

CN214435285U - Walking aid for rehabilitation

Info

Publication number: CN214435285U
Application number: CN202022425265.XU
Authority: CN
Inventors: 韩琪; 高镨; 郭景峰; 陈森灏; 李家强
Original assignee: Beijing Institute of Technology Zhuhai
Current assignee: Beijing Institute of Technology Zhuhai
Priority date: 2020-10-27
Filing date: 2020-10-27
Publication date: 2021-10-22
Anticipated expiration: 2030-10-27

Abstract

The utility model belongs to the field of rehabilitation equipment, a recovered running gear that assists is disclosed, including mechanism shell, atress piece, bearing block, rotation piece and energy storage piece, the inside cavity that is provided with of mechanism shell, it rotates to connect and is in the middle part of cavity to rotate, energy storage piece one end with the mechanism shell is connected, the other end with it connects to rotate the piece, the atress piece includes first end and second end, the first end with it cooperatees to rotate the piece, the second end stretches out the mechanism shell, and with bear a fixed connection. The walking assistance is realized.

Description

Walking aid for rehabilitation

Technical Field

The utility model belongs to the field of rehabilitation equipment, especially a walking device is assisted in rehabilitation.

Background

For some people, due to various reasons, normal walking cannot be achieved, and auxiliary instruments are needed to help walking, but the existing basic walking stick or other supports are mainly used, so that the use effect is not good, and no device can be used for assisting walking.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to improve prior art's shortcoming, provide a recovered supplementary running gear, realize supplementary walking.

The technical scheme is as follows:

walking device is assisted in rehabilitation, including mechanism shell, atress piece, bearing piece, rotation piece and energy storage piece, the inside cavity that is provided with of mechanism shell, it connects to rotate the piece the middle part of cavity, energy storage piece one end with the mechanism shell is connected, the other end with it connects to rotate the piece, the atress piece includes first end and second end, first end with rotate the piece and cooperate, the second end stretches out the mechanism shell, and with bearing piece fixed connection.

When the mechanism is used, the mechanism shell is bound at the thigh position of a human body, then the bearing block is movably bound on the shank, at the moment, the mechanism shell and the thigh position are relatively fixed, and the bearing block can move relative to the shank. Before the use, the energy storage state of the energy storage part is well adjusted, and when a human body stands upright, the energy storage part is in the energy storage state; when a person walks, the person lifts the legs, and the energy storage part releases energy to assist the lifting of the legs at the moment, so that the auxiliary effect is achieved. The energy storage part drives the rotating part to rotate, further drives the stress part to rotate, and finally assists in lifting the shank under the action of the bearing block to complete an auxiliary action, so that the walking is assisted by repeated movement.

The rotating piece is provided with a protruding part, and the energy storage piece is connected to the protruding part. The protruding part can avoid the energy storage part from interfering with the rotating part.

The energy storage piece is the extension spring, the protruding portion with all be provided with the drag hook on the inner wall of cavity, the extension spring both ends are fixed respectively on the protruding portion and the cavity inner wall on the drag hook. The tension spring is not limited in position during installation, and only needs to be hung on the drag hook, so that the tension spring is convenient to install and is not easy to interfere.

The rotating part is provided with a first buckling position, the stressed part is provided with a second buckling position, and the first end part of the stressed part is connected to the rotating part through the matching of the first buckling position and the second buckling position. The stressed part is matched with the rotating part in a buckling position mode, and when the stressed part needs to be adjusted, the stressed part can be adjusted through the matching of the first buckling position and the second buckling position.

The first buckle position is a ratchet wheel, and the second buckle position is a pawl. The ratchet wheel is matched with the pawl, and when the energy storage size needs to be adjusted, the pawl can be clamped on different ratchets of the ratchet wheel.

The cavity is internally provided with a raised arc-shaped wall, an arc-shaped sliding groove is formed in the inner side of the arc-shaped wall in a surrounding mode, the circle center of the arc-shaped sliding groove is the same as the rotation center of the rotating piece, the stressed piece rotates along the sliding groove, and when the stressed piece rotates, the rotating piece is driven to rotate together and the energy storage piece is driven to store energy; when the energy storage part releases energy, the rotating part is driven to rotate, and the rotating part drives the stressed part to rotate. The rotation of the stressed part is guided by the sliding groove, so that the stressed part rotates along the rotation center of the rotating part, and the energy storage of the energy storage part and the energy release of the energy storage part can be completed to drive the rotating part and the stressed part to rotate.

Install first dwang and second dwang on the atress piece, first dwang inserts in the spout, the second dwang is located the outside of arc wall, and press close to the arc wall. The first rotating rod and the second rotating rod limit the arc-shaped rotation of the force-bearing piece biting the sliding groove.

The rotating piece is provided with a rotating piece, one end of the rotating piece is fixedly connected with the rotating piece, and the other end of the rotating piece extends into the outer part of the mechanism shell. The part of the screwing piece extending out of the shell can rotate, and when the screwing piece is rotated, the rotating piece is fixed with the screwing piece, so that the rotating piece can be driven to rotate, and the matching between the ratchet wheel and the pawl on the rotating piece can be controlled.

Here, the screwing element is engaged with the rotating element via a shaft body, the rotating element is circumferentially limited on the shaft body, the shaft body is received on the mechanism housing via a bearing, and the screwing element is held in engagement by a prismatic structure at one end of the shaft body and then fixed in axial position by the shank.

The stress piece comprises a plate and a screw, the plate is matched with the rotating piece, the screw can be screwed into the plate in a telescopic mode, and the bearing block is fixedly installed on the screw. The length of the screw rod extending into the plate can be adjusted, so that the plate is suitable for different users.

One side of the bearing block is an inwards concave arc-shaped surface, and connecting holes are formed in the two side parts of the arc-shaped surface. The arc-shaped surface is matched with the shank, so that the shank and the bearing block are more comfortable, and then the shank and the bearing block are loosely bound through the binding bands and the two connecting holes, so that the shank and the bearing block can move.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and, together with the description, serve to explain the principles, principles and effects of the invention.

Unless otherwise specified or defined, the same reference numerals in different figures refer to the same or similar features, and different reference numerals may be used for the same or similar features.

Fig. 1 is a schematic perspective view of an embodiment of the present invention;

fig. 2 is a schematic diagram of the internal structure of the embodiment of the present invention;

fig. 3 is an exploded view of an embodiment of the present invention;

FIG. 4 is a schematic structural view of a non-energy-storage state in use according to an embodiment of the present invention;

fig. 5 is a schematic structural diagram of an energy storage state in use according to an embodiment of the present invention.

Description of reference numerals:

10. a mechanism housing; 11. a cavity; 111. an arcuate wall; 112. a chute; 12. pulling a hook; 20. a force-receiving member; 21. a first end portion; 22. a second end portion; 23. a second snap-fit position; 231. a pawl; 24. a plate material; 25. a screw; 26. a first rotating lever; 27. a second rotating lever; 30. a bearing block; 31. connecting holes; 40. A rotating member; 41. a protrusion; 42. a first snap-fit position; 421. a ratchet wheel; 43. a shaft body; 50. an energy storage member; 60. and a screwing piece.

Detailed Description

In order to facilitate an understanding of the invention, specific embodiments thereof will be described in more detail below with reference to the accompanying drawings.

Unless specifically stated or otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. In the case of combining the technical solution of the present invention with realistic scenarios, all technical and scientific terms used herein may also have meanings corresponding to the objects of realizing the technical solution of the present invention.

As used herein, unless otherwise specified or defined, "first" and "second" … are used merely for name differentiation and do not denote any particular quantity or order.

As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items, unless specified or otherwise defined.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly secured to the other element or intervening elements may also be present; when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present; when an element is referred to as being "mounted on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "on" another element, it can be directly on the other element or intervening elements may also be present.

As shown in fig. 1 to fig. 3, the walking device for rehabilitation assistance comprises a mechanism housing 10, a force receiving member 20, a receiving block 30, a rotating member 40 and an energy storage member 50, wherein a cavity 11 is arranged inside the mechanism housing 10, the rotating member 40 is rotatably connected to the middle of the cavity 11, one end of the energy storage member 50 is connected to the mechanism housing 10, the other end of the energy storage member is connected to the rotating member 40, the force receiving member 20 comprises a first end portion 21 and a second end portion 22, the first end portion 21 is matched with the rotating member 40, and the second end portion 22 extends out of the mechanism housing 10 and is fixedly connected to the receiving block 30.

In use, the mechanism housing 10 is fixed to the thigh of the human body, and the receiving block 30 is movably fixed to the calf, while in walking, the mechanism housing 10 is fixed relative to the thigh, and the receiving block 30 is movable relative to the calf. As shown in fig. 5, before use, the energy storage state of the energy storage part 50 is adjusted, and when the human body stands upright, the energy storage part 50 is in the energy storage state; as shown in fig. 4, when a person walks, the person lifts the legs, and the energy storage part 50 releases energy to assist the lifting of the legs, thereby completing the auxiliary function. Here, the energy storage member 50 drives the rotation member 40 to rotate, and further drives the force receiving member 20 to rotate, and finally, under the action of the receiving block 30, the lower leg is assisted to be lifted, so as to complete an assisting action, and thus, the walking is assisted by repeated movement.

As shown in fig. 2, the rotating member 40 is provided with a protrusion 41, and the energy accumulating member 50 is connected to the protrusion 41. The protrusion 41 prevents the energy accumulating member 50 from interfering with the rotation member 40.

As shown in fig. 3, the energy storage member 50 is a tension spring, the inner walls of the protruding portion 41 and the cavity 11 are both provided with a draw hook 12, and two ends of the tension spring are respectively fixed on the draw hook 12 on the inner walls of the protruding portion 41 and the cavity 11. The tension spring is not limited in position during installation, and only needs to be hung on the drag hook 12, so that the installation is convenient, and interference is not easy to occur.

As shown in fig. 1, the rotating member 40 is provided with a first fastening position 42, the force-receiving member 20 is provided with a second fastening position 23, and the first end 21 of the force-receiving member 20 is connected to the rotating member 40 through the first fastening position 42 and the second fastening position 23. The force-bearing member 20 is matched with the rotating member 40 by means of the buckling positions, and when the adjustment is needed, the adjustment can be realized by matching the first buckling positions 42 and the second buckling positions 23.

Specifically, as shown in fig. 3, the first latching portion 42 is a ratchet 421, and the second latching portion 23 is a pawl 231. The cooperation of ratchet 421 and pawl 231 can be clamped on different ratchets of ratchet 421 by pawl 231 when the magnitude of the stored energy needs to be adjusted.

As shown in fig. 3 to 5, a convex arc-shaped wall 111 is further disposed inside the cavity 11, an arc-shaped sliding slot 112 is defined inside the arc-shaped wall 111, a circle center of the arc-shaped sliding slot 112 is the same as a rotation center of the rotating member 40, the force receiving member 20 rotates along the sliding slot 112, and when the force receiving member 20 rotates, the rotating member 40 is driven to rotate together, and the energy storage member 50 is driven to store energy; when the energy storage part 50 releases energy, the rotating part 40 is driven to rotate, and the rotating part 40 drives the stressed part 20 to rotate. The rotation of the force receiving member 20 is guided by the sliding slot 112, so that the force receiving member 20 rotates along the rotation center of the rotation member 40, and the energy storage of the energy storage member 50 and the energy release of the energy storage member 50 can be completed to drive the rotation member 40 and the force receiving member 20 to rotate.

As shown in fig. 3, the force receiving member 20 is provided with a first rotating rod 26 and a second rotating rod 27, the first rotating rod 26 is inserted into the sliding groove 112, and the second rotating rod 27 is located outside the arc-shaped wall 111 and close to the arc-shaped wall 111. The first and second

rotating levers

26 and 27 limit the arcuate rotation of the force receiving member 20 into the sliding slot 112.

As shown in fig. 3 to 5, a screw 60 is mounted on the rotating member 40, one end of the screw 60 is fixedly connected to the rotating member 40, and the other end of the screw extends to the outside of the mechanism housing 10. The portion of the screw 60 extending out of the housing is rotatable, and when the screw 60 is rotated, the rotating member 40 is fixed thereto, so that the rotating member 40 is rotated, that is, the engagement between the ratchet 421 and the pawl 231 of the rotating member 40 can be controlled.

As shown in fig. 3, the screw element 60 is engaged with the rotating element 40 through the shaft body 43, the rotating element 40 is circumferentially limited on the shaft body 43, the shaft body 43 is received on the mechanism housing 10 through a bearing, and the screw element 60 is engaged with the prism structure at one end of the shaft body 43 and then fixed in axial position through the nail body.

As shown in fig. 3, the force-receiving member 20 includes a plate 24 and a screw 25, the plate 24 is engaged with the rotating member 40, the screw 25 is telescopically screwed into the plate 24, and the receiving block 30 is fixedly mounted on the screw 25. The length of the screw 25 extending into the plate 24 can be adjusted to suit different users.

As shown in fig. 3, one side of the receiving block 30 is an inward concave arc-shaped surface, and both sides of the arc-shaped surface are provided with connecting holes 31. The arc-shaped surface is matched with the lower leg for more comfort, and then the lower leg and the bearing block 30 are loosely bound through the two connecting holes 31 by the binding belt, so that the lower leg and the bearing block 30 can move.

When the drawing description is quoted, the new characteristics are explained; in order to avoid that repeated reference to the drawings results in an insufficiently concise description, the drawings are not referred to one by one in the case of clear description of the already described features.

The above embodiments are intended to be illustrative, and should not be construed as limiting the scope of the invention, and the technical solutions, objects and effects of the present invention are described in full herein.

The above examples are not intended to be exhaustive list of the present invention, and there may be many other embodiments not listed. Any replacement and improvement made on the basis of not violating the conception of the utility model belong to the protection scope of the utility model.

Claims

1. Walking device is assisted in rehabilitation, its characterized in that includes mechanism shell, atress piece, holds the piece, rotates piece and energy storage piece, the inside cavity that is provided with of mechanism shell, it rotates the connection to rotate the middle part of cavity, energy storage piece one end with the mechanism shell is connected, the other end with it connects to rotate the piece, the atress piece includes first end and second end, first end with rotate the piece and cooperate, the second end stretches out the mechanism shell, and with hold a fixed connection.

2. The walking aid of claim 1, wherein the rotatable member is provided with a projection, and the energy accumulating member is connected to the projection.

3. The walking aid as claimed in claim 2, wherein the energy storage member is a tension spring, the protrusion and the inner wall of the cavity are provided with a pull hook, and two ends of the tension spring are fixed to the pull hooks on the protrusion and the inner wall of the cavity respectively.

4. The walking aid of any one of claims 1 to 3, wherein the rotatable member is provided with a first fastening location, the force-receiving member is provided with a second fastening location, and the first end of the force-receiving member is connected to the rotatable member by the first fastening location and the second fastening location.

5. The walking aid of claim 4, wherein said first snap position is a ratchet and said second snap position is a pawl.

6. The walking aid as claimed in claim 5, wherein a raised arc-shaped wall is further disposed inside the cavity, an arc-shaped sliding slot is defined inside the arc-shaped wall, the center of the arc-shaped sliding slot is the same as the rotation center of the rotating member, the force-receiving member rotates along the sliding slot, and when the force-receiving member rotates, the rotating member is driven to rotate together and the energy-storing member is driven to store energy; when the energy storage part releases energy, the rotating part is driven to rotate, and the rotating part drives the stressed part to rotate.

7. The walking aid as claimed in claim 6, wherein the force-receiving member has a first rotating rod and a second rotating rod, the first rotating rod is inserted into the sliding groove, and the second rotating rod is located outside the curved wall and close to the curved wall.

8. The walking aid as claimed in claim 4, wherein said rotatable member is mounted with a screw member, one end of said screw member is fixedly connected to said rotatable member, and the other end of said screw member extends to the outside of said housing.

9. The walking aid of any one of claims 1 to 3, wherein the force receiving member comprises a plate and a screw, the plate is engaged with the rotating member, the screw is telescopically screwed into the plate, and the receiving block is fixedly mounted on the screw.

10. The walking aid as claimed in claim 9, wherein one side of the receiving block is an inwardly concave arc-shaped surface, and the two sides of the arc-shaped surface are provided with connecting holes.