JP2001029392A - Helping device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To enable a person to be helped to easily stand up and move. SOLUTION: This nursing device 1 is provided with a link 17 forming a parallelogram, a driving means 45 for tilting down or raising the link 17 and two body supporting parts 35a and 35b provided in almost parallel in a horizontal direction from the link 17. The link 17 constitutes the parallelogram by a base part 5, a plurality of supports 11 and 13 freely turnably erected to the base part 5 and a horizontal member 15 freely turnably connected to the supports. For the two body supporting parts 35a and 35b, one side part is freely turnably connected to the horizontal member 15 and they are movable to a supporting position where the two body supporting parts 35a and 35b are horizontally positioned and hold the person to be helped there between and a withdrawn position where supporting members are turned from the supporting in a vertical direction or in left and right directions so as to widen an interval between the supporting members.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an assisting device for assisting a person with a disability in lower limbs (an assisted person) to stand up or move.

[0002]

2. Description of the Related Art Japanese Patent Laid-Open No. 9-327 discloses an apparatus of this type in which a link forming a parallelogram is tilted so that two body supports provided on the link are moved obliquely in the vertical direction.
No. 485. The two body supporting portions disclosed in this publication are connected to the horizontal member of the link and provided in parallel in the horizontal direction. The body of the care receiver is positioned in front of the body supporting portions, and the link is tilted to provide assistance. Insert the care recipient's body between the body support parts from diagonally above the human body, place the body support parts on both sides of the body, and then drive the link upright to raise the body support part upward It is moved to help the care recipient get up.

[0003]

However, the assistance apparatus disclosed in the above-mentioned publication moves the body support portion located horizontally in a diagonally lower direction from an obliquely upper part of the head of the care receiver to the care receiver. Since it is arranged between the body supports, if the care receiver is not located in front of the two body supports,
The body support cannot be placed on both sides of the care recipient.
As described above, in the conventional assisting device, it is necessary to accurately set the position of the assisting device in advance so that the position of the care receiver is located in front of the body supporting portion, and the standing and moving can be easily performed. There is a problem that can not be.

[0004] Therefore, an object of the present invention is to provide an assisting device that enables an assisted person to easily stand and move.

[0005]

According to a first aspect of the present invention, there is provided a link having a parallelogram, a driving means for tilting or rising the link, and two links provided substantially parallel to the horizontal direction from the link. A body support portion, the link comprises a base, a plurality of columns that are rotatably erected with respect to the base, and a horizontal member that is rotatably connected to these columns to form a parallelogram, The two body supporting portions are rotatably connected at one side to a horizontal member, and the two body supporting portions are positioned horizontally to sandwich the care receiver, and the supporting member is vertically moved from the supporting position. It can be moved to a retreat position pivoted in the left-right direction so as to widen the direction or the distance between the support members.

According to the first aspect of the present invention, when the assisted person stands up or moves from the sitting state, the link forming the parallelogram is tilted by the driving means.
When the link is tilted, the two body supporting portions are previously turned downward or upward from the horizontal position to the retracted position, and the body supporting portions are projected in the horizontal direction toward the care receiver side. Absent. If the link is tilted and the body support is close to the care recipient and the care recipient is not at a position between the two body supports, the care device may be moved laterally or the care recipient may be moved. Moves sideways to position the care recipient body in front of the body support. Even if the assisting device or the assisted person relatively moves in the lateral direction, the body supporting portion is in the retracted position,
The body support does not hit the care recipient and does not get in the way. When the care recipient is located in front of the body support, the two body supports are rotated to the support position and arranged on both sides of the care recipient. Therefore, the body supporting members can be easily arranged on both sides of the care recipient, and can be easily raised and moved. next,
When the link is activated by the driving means, the body support moves horizontally obliquely upward. During the movement of the body support portion, the body support portion moves upward while supporting both sides of the care receiver, and assists standing up and movement.

According to a second aspect of the present invention, in the first aspect, the at least one body support portion receives the back of the care recipient at a position sandwiching the care recipient between the two support portions. It is characterized by having a back receiving part.

According to the second aspect of the present invention, the first aspect is provided.
In the state where the two body supporting portions are located on both sides of the care recipient, the back receiving portion receives the back of the care recipient, and the link rises, and the body supporting portion is positioned in front. In addition, the back receiving portion moves while pushing the back of the care receiver when moving obliquely upward, thereby preventing the care receiver from falling out and being left behind between the body support portions. Therefore, the care receiver can reduce the force to support himself, and can easily stand up and move.

According to a third aspect of the present invention, there is provided a link having a parallelogram, a drive means for tilting or rising the link, and two body supports provided substantially parallel to the link in the horizontal direction. The link has a parallelogram consisting of a base, a plurality of columns that are rotatably mounted on the base, and a horizontal member that is rotatably connected to these columns, and the two body supports are One side is connected to the horizontal member, and the other side is provided with a back receiving portion for receiving the back of the cared person, two body supporting portions sandwich the cared person, and the back receiving portion is between the two body supporting portions. It is characterized in that it is rotatably provided between a closed position where it is located and an open position where it is retracted from between the body support portions.

According to the third aspect of the present invention, when the caregiver stands or moves from the sitting state, the link forming the parallelogram is tilted by the driving means. The body support provided on the link moves horizontally in the tilting direction. The back receiving part is in an open position in which the space between the body supporting parts is widened in advance,
The assisted person can be positioned between the body support portions without the back receiving portion being in the way, and the body support portions can be easily positioned on both sides of the assisted person. Next, the back receiving part is rotated and applied to the back of the care recipient. In this state, when the link is activated by the driving means, the body support moves horizontally obliquely upward. During the movement of the body support part, the body support part supports both sides of the body, and the back receiving part receives the back of the caregiver, and when the body support part moves horizontally, the body from between the body support parts Prevent from falling out and being left behind. Therefore, the assisted person can reduce the force for supporting himself and can easily stand and move.

[0011]

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 to FIG.
The first embodiment of the present invention will be described in detail with reference to FIG. FIG. 1 is a perspective view of the assisting device according to the first embodiment, FIG. 2 is a plan view of the assisting device with the back receiving portion in a closed position, and FIG. 3 is a side view illustrating the operation of the assisting device. FIG. 4 is a sectional view of the body support. The mobile device 3 equipped with the assistance device 1 according to the present embodiment is a pedestal (base).
The pedestal 5 can be driven by driving wheels 7 and auxiliary wheels 9. The assistance device 1 includes a pedestal 5
A first column 11 erected on the front side of the pedestal 5 (front side in the traveling direction of the moving device 3), and a second column 13 erected on the rear side (rear side in the traveling direction of the moving device 3). , First support 11
A link 17 that forms a parallelogram is formed by the horizontal member 15 connected to the second support 13 and the second support 13. The pedestal 5 and the lower end of the first support 11 are rotatably connected by a first connecting portion 19, and the upper end of the first support 11 and the horizontal member 15 are connected.
Is rotatably connected to one end by a second connecting portion 23. On the other hand, the second support column 13 is formed in a substantially U-shape, and one end 25 on the opening side forming the U-shape is rotatably connected to the pedestal 5 by a third connection portion 27. The other end 29 on the side is rotatably connected to the pedestal 5 by a fourth connecting portion 31. The other end of the horizontal member 15 is rotatably connected to the second support 13 by a fifth connecting portion 33. Two body support portions 35a and 35b provided in the horizontal direction toward the rear side are fixed to the fifth connection portion 33. In the present embodiment, each of the body supporting portions 35a and 35b has a single pipe formed in a substantially U-shape, and has an opening formed on the rear side in the traveling direction of the moving device 3. Two body supports 35a,
A space is formed between 35b, and the body of the care recipient enters this space. Each body support 35a, 35
The body receiving part 37 is provided rotatably in b. The body receiving portion 37 rotates between a standing position shown in FIG. 1 and a water level position shown in FIG. 2, and is locked at each position. In the present embodiment, the body receiving portion 37 is integrally provided with a front receiving portion 41 located on the chest side of the care recipient, a side receiving portion 43 located on the side side, and a back receiving portion 44 located on the back side. It is formed in a substantially U-shape. Here, the turning mechanism of the body receiving portion 37 will be described with reference to FIG. Each body support 35a, 3
5b is a double ring structure, and the outer ring 61 is provided with an engaging portion 63 projecting inward in the circumferential direction. A groove 67 is formed in the inner ring 65 in the circumferential direction, and the engaging portion 63 is provided rotatably in the groove 67. The engaging portion 63 comes into contact with one end 65a and the other end 65b of the inner ring 65 in the circumferential direction.
Are locked at an open position (standing position) indicated by a solid line and a closed position (horizontal position) indicated by a chain line. In addition, the body receiving part 37
It is fixed to the outer ring 61. Referring to FIG. 1 again, the rod 47 of the motor cylinder (drive means) 45 is connected to the second connecting portion 23 of the link 17. The lower end of the motor cylinder 45 is rotatably connected to the pedestal 5 by a sixth connecting portion 49. Motor cylinder 45
Expands and contracts the rod 47 by driving the motor. Pedestal 5
A motor for the drive wheels 7 and a battery are mounted in the inside, and supplies power to the motor cylinder 45 described above in addition to the motor for the drive wheels 7. The movement controller 51 for operating the driving of the moving device 1 is detachably provided on the link 17. When the care recipient is at a position away from the moving device 1, the movement controller 51 is operated by remote control of the movement controller 51. The mobile device can be moved closer to the person. A link controller 53 for operating the motor cylinder 45 is also provided on the link 17 so as to be detachable, and can be remotely operated. These movement controller 51 and link controller 53
It is preferable that the attachment and detachment can be made by a magnet sheet or a holder provided in advance on the link 17.

Next, the operation of the present embodiment will be described. In FIG. 3, while the care recipient A is sitting on the bed W, the movement controller 51 held by the hand is operated to move the moving device 3 to the bed W. After stopping the moving device 3 at the predetermined position, the care receiver places his / her foot on the footrest 4 and operates the link controller 53 to tilt the link 17 toward the care receiver. At this time, in the link 17, the rod 47 is retracted by the drive of the motor cylinder 45, so that the parallelogram link 17 is positioned obliquely rearward toward the rear of the moving device 3, as shown by a dashed line in FIG. The two parallel body support portions 35a and 35b move downward while maintaining the horizontal position, and move so as to sandwich the care recipient from the openings of the body support portions 35a and 35b, and are positioned on both sides of the care recipient. To position.
As shown in FIG. 1, the body receiving portions 37 provided on the body supporting portions 35a and 35b are in the open position in which the opening is opened by standing up. It does not get in the way when positioned on both sides. Next, care recipient A
Rotates the body receiving portion 37 from the open position shown in FIG. 1 to the closed position shown in FIG. In this closed position, the back receiving portion 4437 is located on the back side of the care recipient A as shown in FIG. Subsequently, the care receiver A operates the link controller 53 to drive the link 17 to the standing position. Assisted person A is connected to body support 3 by link 17.
5a and 35b move diagonally upward while maintaining the horizontal position, and move to a position where the care recipient A stands up as shown by the solid line in FIG. During the movement of the link to the standing position, the back receiver 44 supports the back of the care recipient A, so that the body of the care recipient A is not left behind by the movement of the body support portions 35a and 35b, and the link stands up. Can move to position. Accordingly, the person A to be assisted can be connected to the link 17 or the body supporting portions 35a, 35b
It is not necessary to squeeze hard, and it is possible to stand up easily even with weak arms. That is, the care recipient A does not need to strongly grip the body support portions 35a and 35b so that the body is not left behind, and reduces the burden on the care recipient A when standing or moving. Next, the movement controller 51 is operated to drive the drive wheels 7 to move to a desired place. During this movement, the back receiving portion 44 receives the back of the care receiver A, and the front receiving portion 4
3 moves in response to the care recipient's chest. When returning from the moving device 3 to the bed W, after bringing the moving device 3 to the bed W, the link controller 53 is driven to tilt the link 17 from the state shown by the solid line in FIG. After A sits, the body receiving portion 37 is set up, and the link 17 is returned to the standing position.

Next, another embodiment of the present invention will be described. In the embodiment described below, parts having the same functions as those of the above-described embodiment are denoted by the same reference numerals and symbols. Detailed description of the parts will be omitted. FIG.
Shows an assistance device 1 according to the second embodiment.
The assistance device 1 according to this embodiment includes a body support portion 35
a, 35b are connected to the horizontal member 15 by the connecting portions 70, 72.
, And is rotatably connected to the support position indicated by a solid line and the retracted position indicated by a dashed line. Further, unlike the above-described embodiment, the point that the body receiving portion 37 is not provided is different from the above-described embodiment. In the second embodiment, when the assisted person sitting on the bed stands up, the body supporting portions 35a and 35b are in the retracted position indicated by the dashed line, and the link 17 is tilted in that state. When the fifth connecting portion 33 is at substantially the same height as the side of the care recipient, the driving of the motor 45 is stopped.
When the position of the care receiver is shifted from the position between the body support portions 35a and 35b, the care support device 1 moves sideways, or the care receiver A moves sideways, and the body support portions 35a and 35b. It is located at a position corresponding to between. In this case, the care recipient A or the assistance device 1 moves sideways, but the body support portions 35a, 3
5b is in the evacuation position and does not protrude from the care recipient side, so that it does not get in the way. The body of the care recipient A to the body support portion 35a,
35b, the body supporting portions 35a,
5b is moved from the retracted position to the support position (horizontal position), and the body support portions 35a and 35b are arranged on both sides of the body. As shown in FIG. 6, the connecting portions 70 and 72 have a double ring structure, and the outer ring 74 is provided with an engaging portion 76 projecting inward in the circumferential direction. The inner ring 78
A groove 80 is formed in the circumferential direction.
0 is provided so as to be freely rotatable. The engaging portion 76 abuts on one end portion 78a and the other end portion 78b of the inner ring 74 in the circumferential direction, and stands in a horizontal supporting position as shown by a solid line in FIG. Locked in a supporting position in the direction. Note that the body support portions 35a, 35b
Are fixed to the outer ring 78.

The present invention is not limited to the above embodiment,
Various modifications can be made without departing from the spirit of the present invention.
For example, in the second embodiment, the body support is not limited to pivoting up and down to move to the support position and the retreat position,
A support position that is provided rotatably to the left and right so as to widen the opening between the body support portions, and is located substantially parallel with an interval between each other,
It may be rotated to a retreat position opened right and left so as to widen the opening between the body support portions. The driving means of the link 17 is not limited to the motor cylinder 45, but may be another driving means such as a hydraulic cylinder. The second column 13 forming the parallelogram link is not limited to the configuration in which the second column 13 is formed in a U-shape and is erected from two places of the pedestal 5, but may be formed in a single column. It is not always necessary to provide the front receiving portion 41 in the body receiving portion 37. The assistance device 1 is not limited to being mounted on the moving device 3 that moves in a room, and may be installed beside a bed or the like to assist the care recipient in starting up. The moving device 3 provided with the tape for line tracing and the assistance device 1 provided in the building in advance is provided with a detecting device for detecting the tape for line tracing. For example, a rotation support display or a stop display may be performed on the floor of the target object such as a moving object, and when the detecting device detects such a display, the moving device 3 rotates 180 ° C., moves backward, and stops.
Further, the body support portions 35a and 35b of the first embodiment are
As in the embodiment, it may be rotatably provided at the support position and the retreat position.

[0015]

According to the first aspect of the present invention, since the body supporting portion is rotatably provided between the retracted position and the supporting position, the link is tilted and the body supporting portion is provided to the care recipient. Even if the assisting device is moved sideways in the close position, or if the assisted person moves sideways and positions the assisted person's body in front of the body supporting portions, the body supporting portion is not Without hitting
It does not get in the way. Therefore, the body supporting members can be easily arranged on both sides of the care recipient, and can be easily raised and moved.

According to the second aspect of the present invention, since the back support portion is provided on the body support portion, the back support portion moves while pushing the back of the assisted person when the link stands up. This prevents the care recipient from falling out and being left behind between the support portions. Therefore, the care receiver can reduce the force to support himself, and can easily stand up and move.

According to the third aspect of the present invention, since the back receiving portion is rotatably provided between the open position and the closed position, the back receiving portion is not obstructed and the body supporting portion can be easily covered. It can be positioned on both sides of the caregiver, and the caregiver can easily stand and move.

[Brief description of the drawings]

FIG. 1 is a perspective view of a moving device equipped with an assistance device according to a first embodiment of the present invention.

FIG. 2 is a plan view of the moving device shown in FIG. 1 in a state where a body receiving portion is positioned in a horizontal direction.

FIG. 3 is a side view of the moving device illustrating an operation of the assistance device of FIG. 1;

FIG. 4 is a cross-sectional view showing a connected state of the body receiving portions.

FIG. 5 is a perspective view of a moving device equipped with an assistance device according to a second embodiment of the present invention.

FIG. 6 is a cross-sectional view showing a connected state of the body support shown in FIG. 5;

[Explanation of symbols]

 REFERENCE SIGNS LIST 1 assisting device 3 moving device 5 pedestal (base) 11 first support 13 second support 15 horizontal member 17 link 35 a, 35 b body support 44 back receiver 45 motor cylinder (drive means)

Claims (3)

[Claims] 1. A link comprising a parallelogram, a drive means for tilting or rising the link, and two body supports provided substantially parallel to the link in a horizontal direction, the link comprising: a base; A parallelogram is formed by a plurality of columns that are rotatably erected with respect to the base and a horizontal member that is rotatably connected to these columns, and the two body supports have a horizontal part on one side. The two body supports are positioned horizontally, and the support position sandwiches the care receiver, and the support members are moved up and down from the support position or left and right so as to increase the distance between the support members. An assistance device characterized by being movable to a retreat position rotated in a direction. 2. The apparatus according to claim 1, wherein the at least one body support includes a back receiving portion for receiving the back of the care recipient at a position sandwiching the care recipient between the two support portions. Assistive device as described. 3. A link having a parallelogram, a driving means for tilting or rising the link, and two body supports provided substantially parallel to the link in a horizontal direction, the link comprising: a base; A parallelogram is formed by a plurality of columns that are rotatably erected on the base and a horizontal member that is rotatably connected to these columns, and the two body supports have one side as a horizontal member. A back receiving portion connected to the other side portion for receiving the back of the care recipient; two body support portions sandwiching the care recipient; the back receiving portion is a closed position located between the two body support portions and a body support portion; An assistance device, which is rotatably provided at an open position retracted from between the parts.