JP2000024063A - Auxiliary device for rising - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an auxiliary device for rising capable of easing a user's pain due to the pressure at his belt wearing part when a caretaker helps him rise, sit down and move. SOLUTION: To the vicinity of a joint of a rear frame 1c and a vertical frame 1b respectively positioned on the right and left as frames, an engaging piece 24 is attached from outside a cover 12 covering the frame, both ends of a feet mounting member 25 is engaged removably with the engaging piece 24 so as not to move rightward and leftward, so that when a caretaker helps a user suspended by a belt rise, sit down and move, the user can support a part of his weight by feet, mounting his feet on the feet mounting member 25.

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 limb function to walk, stand, sit, and move. In particular, a caregiver assists in standing, sitting, and moving. The present invention relates to an erecting assist device that can eliminate pain caused by a user pressing on a belt mounting portion in such a case.

[0002]

2. Description of the Related Art Conventionally, as a standing assist device for assisting walking, standing, sitting, and moving of a person with a disability in lower limb functions, such as an elderly person or a person who requires rehabilitation, for example, Japanese Patent Application Laid-Open No. 8-71114. 2. Description of the Related Art An electric start-up trainer as shown in FIG. This rise training device is composed of a bogie equipped with wheels and a movable strut mounted on the top of a strut installed on the bogie and rotatable by an electric actuator, to assist the user in standing up and walking. The upper limb holding frame provided with a bent portion as the upper body holding means supports the upper limb of the user, and further supports the buttocks of the user with a belt as a lift seat, and the belt is provided at the bent portion of the upper limb holding frame. It is structured to be hooked on a hook member and hung.

[0003]

However, the rising training device described in the prior art allows the user to train himself or to walk while standing, but the user is required to sit on the belt by the ability of the user's lower limbs. If it becomes necessary for the caregiver to support the movement by pushing the standing trainer while the user is standing, the user will support the lower limbs only with the belt, and the user will be able to use the foot as if on a swing. As a result, there is a problem that the user's weight is hung on the user's belt mounting part and the buttocks are compressed, and the user feels pain due to the compression.

SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned problems of the prior art, and has been made to reduce the pain caused by the user's pressure on the belt mounting portion when the caregiver assists the user in standing, sitting, and moving. An object of the present invention is to provide a standing assist device that can be eliminated.

[0005]

Means for Solving the Problems In order to achieve the above-mentioned object, the invention according to claim 1 comprises a rear frame, a vertical frame that stands upward from the front side of the rear frame, and a vertical frame. A frame provided with a front frame protruding forward, and a plurality of wheels including a front wheel attached to a lower portion of a front frame of the frame and a rear wheel attached to a lower portion of the rear frame; An elevating mechanism for moving the user's body up and down from a standing position to a sitting position or from a sitting position to an erecting position by an elevating operation of an elevating member provided so as to be freely inserted into and removed from the vertical frame; An upper limb support portion, a belt having an end locked to the upper limb support portion and supporting a lower limb of the user, and a stand-up assisting device provided with a cover covering each of the frames and the elevating mechanism. Attachment members are respectively attached to the vicinity of the joint between the rear frame and the vertical frame via the cover that covers the frame, and both ends of the bar-shaped footrest member are attached to the fastener at right and left directions. It is characterized in that it is detachably locked so as not to move.

The invention according to claim 2 is characterized in that, after the user stands up, the user does not hinder the walking of the user himself or the caregiver of assisting the walking. Second locking members are respectively attached to the front frames located on the left and right via covers that cover the front frame, and the footrests removed from the locking members are detachably locked to the second locking members. It is characterized by being made possible.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The foot rest member is positioned so that a user can rest his / her feet while sitting on a belt.
Locking members for locking the footrest members are attached to the vicinity of the joint between the rear frame and the vertical frame, which are located on the left and right sides of the frame.

The footrest member is formed in an elongated rod shape by a pipe made of metal or synthetic resin or made of wood, and does not move in the left-right direction when the footrest member is locked by the locking member or the second locking member. As described above, both ends of the footrest member are formed in a flange shape so that the outer diameter of both ends is enlarged, or another member having a larger diameter than the outer diameter of the footrest member is attached to both ends.

A steel plate or the like is mainly used for the locking device and the second locking device. Particularly, when a steel plate is used for the locking device, even when the weight of the user's foot is added to the foot mounting member, the foot mounting device is used. The thickness is preferably 2 mm or more so that the locking tool itself supporting the member is not deformed. Also, when the user walks using the standing assist device or when the caregiver assists walking,
The height of the lower end of the locking device is 7 mm from the floor so that the locking device does not hit the unevenness of the floor surface and hinder walking.
It is preferable to mount at a position having the above height.

[0010] The locking member for locking the footrest member and the second locking member can be easily removed when the footrest member is unnecessary due to the degree of the ability of the lower limb of the user or the caregiver. In this manner, the frame is attached and fixed to the frame from outside the cover that covers the frame with the mounting screws.

[0011]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, an embodiment of a standing assist device according to the present invention will be described in detail with reference to FIGS.

FIG. 1 (a) is a front vertical partial sectional view showing an embodiment of a standing assist device according to the present invention, and FIG. 1 (b) is FIG.
FIG. 2 is a side vertical partial cross-sectional view of the standing assist device shown in FIG.
(A) is a C-C of a fixing device mounting portion in FIG. 1 (b).
FIG. 2B is an enlarged cross-sectional view of the portion where the second locking tool is attached in FIG. 1B, and FIG. 3A is a sitting state of the upright assisting device shown in FIG. 1. FIG. 3B is a side view showing a state in which the standing assist device shown in FIG. 1 is used as a walking machine, showing a state in which the standing assist device is used to stand up.

1 (a) and 1 (b), the upright assisting device is constituted by a frame A as a frame.
Are the front frame 1a, the vertical frame 1b, and the rear frame 1
c (see FIG. 1 (b)), right and left frames including a front frame 2a, a vertical frame 2b, and a right frame 2 including a rear frame 2c (not shown), and vertical frames 1b and 2b. And a center frame 3 that connects the left and right frames 1 and 2 and that is provided above. In the frame configuration, the left and right frames 1 and 2 and the center frame 3 may be integrated.

A frame A shown in FIG. 1A is provided with lifting mechanisms B, B. The lifting mechanism B includes a gear box 4 mounted on a center frame 3 and a motor mounted on the gear box 4. The rotation of 5 is transmitted to the output shaft 6 via a plurality of gears built in the gear box 4. The output shaft 6 includes a gear box 4, a center frame 3,
And pinions 7, 7 are attached to both ends.
The elevating members 8, 8 of the elevating mechanism B are provided on the vertical frames 1b, 2b of the left and right frames 1, 2 so as to be freely inserted and withdrawn, respectively, and one surface of the elevating members 8, 8 is formed with a tooth surface that meshes with the pinion 7. Have been. An upper limb support portion 9 is provided above the elevating members 8 and 8 for supporting the upper limb of the user by opening in a substantially U-shape on the user side. A switch 10 and a grip 11 for a user to grasp by hand are provided.

That is, when the user or caregiver operates the elevating switch 10, the motor 5 of the elevating mechanism B operates, and the rotational force of the motor 5 is transmitted to the gear box 4.
Are transmitted to the output shaft 6 via a plurality of gears in the
The pinion 7 rotates integrally with the pinion 7 and is transmitted as a linear motion to an elevating member that meshes with the pinion 7. As a result, the elevating members 8, 8 are connected to the vertical frames 1b, 2b
, The upper limb support 9 moves up and down, and the up and down movement of the upper limb support 9 moves the user's body up and down from the sitting position to the standing position or from the standing position to the sitting position.

The respective frames of the left and right frames 1, 2 and the center frame 3 and the lifting mechanism B are covered with a cover 12 made of a molded product such as a synthetic resin. A portion located outside from 2 is covered with an elastic bellows 13. Further, the lifting switch 10 and the grip 11 are mounted at appropriate mounting positions with priority given to the user's convenience.

The lower part of the left and right frames 1 and 2 is shown in FIG.
As shown in (1), a rear wheel 15 and an auxiliary wheel 16 are mounted on the rear frame 1c, and a front wheel 14 is mounted on the front frame 1a. With this movement mechanism, the standing-up assist device can perform a walking operation after the user himself stands up, or can move the user while assisting the caregiver.

Rear frame 1c to which rear wheel 15 is attached
Has a structure in which the vicinity of both ends of a rear wheel axle portion passing through the center of the rear wheel 15 is locked, that is, in general, an inverted U-shaped shape in which the cross-sectional shape of the rear frame 1c covers half of the wheel. It is formed by bending a steel sheet into a U-shape. The vertical frame 1b is erected upward from the front side of the rear frame 1c, and the lower portion of the vertical frame 1b is fitted to the rear frame 1c. The steel plate is formed by bending a steel plate into a cylindrical shape so as to cover the entire circumference. Further, the front frame 1a to which the front wheel 14 is attached is the vertical frame 1
The front wheel 14 is protruded forward from b, and the front wheel 14 is attached to the front end, and is formed by bending a steel plate.

At the end of the upper limb support 9 that moves up and down, FIG.
As shown in (a), a belt 17 is hung as a lift seat for supporting the lower leg of the user. Belt 17
Has a lower limb support 17a at the center and a connection 17b at the end.
The lower limb support portion 17a is provided as a means for holding the lower limb of the user, and the connecting portion 17b is connected to the upper limb support having the end of the belt 17 fixed to the upper end of the elevating member 8 (see FIG. 1). It is provided as a means for locking to the end of the part 9.

As shown in FIG. 1A, the lifting members 8, 8
The structure of the upper limb support portion 9 fixedly provided at the upper end of the base member 21 is a base member 21 in which the left channel member 18, the right channel member 19, and the center channel member 20 are combined in a substantially H shape.
And a soft member 22 attached to the front side of the base member 21 for keeping the body of the user. The front ends of the left and right channel members 18 and 19 are connected via connecting members (not shown). 8 is connected to the upper end. As shown in FIG. 3A, connecting portions 17b of the belt 17 are provided at rear end portions of the left and right channel members 18 and 19.
A belt lock 23 for locking the belt is provided.

The cover 12 shown in FIGS. 1 (a) and 1 (b)
Are the previous frames 1a,
2a, vertical frames 1b, 2b, rear frames 1c, 2c
(Not shown) and fixed to the outer peripheral side so as to cover the respective frames of the center frame 3 and the elevating mechanism B. In consideration of the maintainability of the erecting assist device, the method of fixing the cover 12 is as follows. It is preferable to screw and fix the female screw provided on the frame from the front side of the cover 12 to the frame.

Next, at the lower part of the left and right frames 1 and 2,
As shown in FIG. 1B, the vertical frame 1b and the rear frame 1
The two ends are detachably locked to a locking tool 24 attached near the joint with the c, and a bar-shaped foot-holding member 25 for the user to place his / her feet runs in the width direction of the standing assist device. Provided.

The foot rest member 25 has an outer tube diameter of 22.22 m.
2 (a), which is an enlarged cross-sectional view taken along the line CC in FIG. 1 (b), and a ring 26 having an outer diameter of 30 mm is welded to both ends of the footrest member 25. By locking both ends of the footrest member 25 with the locking member 24, the footrest member 25 is locked so as not to move in the left-right direction.

The locking member 24 attached near the joint between the vertical frame 1b and the rear frame 1c to lock both ends of the foot rest member 25 adds weight when the user puts his foot on the foot rest member 25. Is formed of a steel plate having a thickness of 2 mm so that the locking member 24 supporting the footrest member 25 is not deformed in the case of the above, and the locking member is formed so that the footrest member 25 can be easily detached from the locking member 24. As shown in FIG. 3 (b), a semicircular notch 24a (diameter of the notch 23 m) is formed at a position where the footrest member 25 is locked and inserted.
m) is formed. The locking tool 24 is attached near the joint between the vertical frame 1b and the rear frame 1c shown in FIG. 1 (b) from outside the cover 12 as shown in FIG. 2 (a).
8 is attached and fixed to the rear frame 1c. In addition, when the user walks using the standing assist device or when the caregiver assists the walking, in order to prevent the locking tool 24 from hitting the unevenness of the floor surface and hinder the walking, FIG. 1
(B) The height L from the floor surface on the lower end side of the locking tool 24 shown in FIG.
Is mounted at a position so as to have a height of 7 mm or more.

Further, when the user walks by himself using the standing assist device or when the caregiver assists walking, the locking device 24 is used.
1 (b), when the footrest member 25 locked in the position shown in FIG. ), The left and right front frames 1a
, A second locking member 27 is attached via the cover 12 that covers the front frame 1a. A semicircular notch opened upward like the locking member 24 so that the footrest member 25 removed from the locking member 24 can be detachably locked to the second locking member 27. 27a (23m diameter notch)
m) is formed. Second locking member 27 made of steel plate
FIG. 2B is an enlarged cross-sectional view taken along the line DD in FIG.
As shown in the figure, the cover 12 is attached and fixed to the front frame 1a by attaching screws 28 from outside.

In the embodiment described above,
The dimension between the locking tools 24 located on the left and right and between the second locking tools was 468 mm, and the dimension between the rings 26 attached to both ends of the footrest member 25 was 474 mm.

The upright assisting device constructed as described above is used as follows. That is, as shown in FIG. 3 (a), when the caregiver or the like moves the user who has a disability in the lower limb function by pushing the standing assist device while sitting on the belt 17 and lifting it, the footrest member 25 is engaged. The user places his / her foot on the foot rest member 25 in the state of being locked to the stopper 24. In this way, when the user places his / her feet on the foot rest member 25, the weight of the user is dispersed between the user's belt 17 mounting portion and the foot side, and the user's belt 17 is conventionally used.
The pressure applied to the belt 17 can be received by the foot, and the pressure on the belt 17 mounting part of the user is reduced, and the belt 17 mounting part is not pressed more than necessary. The pain caused by the pressure on the belt mounting part is eliminated. Further, after the user stands up, when the user walks by himself or when the caregiver assists walking, the footrest member 25 is removed from the locking member 24 as shown in FIG. By locking to the second locking member 27, the footrest member 25 can walk without obstructing walking.

[0028]

As described above, the standing assist device according to the present invention has a frame in the vicinity of the joint between the left and right rear frames and the vertical frame in the frame of the standing assist device provided with the belt for supporting the lower leg of the user. It has a configuration in which both ends of the bar-shaped foot rest are detachably locked so as not to move in the left and right direction on a locking tool attached via a cover that covers the user. When the caregiver supports the standing, sitting, and moving operations in the sitting and suspended state, the weight of the user is distributed to the belt mounting portion and the foot by placing the foot on the footrest member by the user. In addition, since the pressure applied to the belt mounting portion of the user can be received by the foot, the pressure applied to the belt mounting portion of the user can be reduced, and the pain of the user can be eliminated.

Further, the foot rest member is configured to be detachably engaged with the engaging member, so that when the user stands up and the user walks by himself or when the caregiver assists the walking, the foot rest member is lifted. Since the mounting member can be removed from the locking member, there is no hindrance to walking.

[Brief description of the drawings]

FIG. 1A is a front vertical partial sectional view showing an embodiment of an upright assisting device according to the present invention, and FIG. 1B is a side vertical partial sectional view of the uprighting assisting device shown in FIG.

2A is an enlarged cross-sectional view taken along the line CC of FIG. 1B, showing a fixing tool mounting portion, and FIG. 2B is a DD diagram of a second locking tool mounting portion shown in FIG. 1B. It is an expanded sectional view.

FIG. 3A is a side view showing a use state of the standing assist device shown in FIG. 1 in a sitting state and a standing state, and FIG.
FIG. 4 is a side view showing a use state of the standing assist device as a walking machine.

[Explanation of symbols]

A: Frame B: Lifting mechanism 1: Left frame 1a: Front frame 1b: Vertical frame 1c: Rear frame 2: Right frame 3: Center frame 4: Gear box 5: Motor 6: Output shaft 7: Pinion 8: Lifting member 9 ... upper limb support part 10 ... lift switch 11 ... grip 12 ... cover 13 ... bellows 14 ... front wheel 15 ... rear wheel 16 ... auxiliary wheel 17 ... belt 17a ... lower limb support part 17b ... connection part 18 ... left channel member 19 ... right channel member DESCRIPTION OF SYMBOLS 20 ... Center channel member 21 ... Base member 22 ... Soft member 23 ... Belt locking member 24 ... Locking member 24a ... Notch 25 ... Foot rest member 26 ... Ring 27 ... Second locking member 27a ... Notch 28 ... Installation screw

Claims (2)

[Claims] A frame provided with a rear frame, a vertical frame erected upward from the front side of the rear frame, and a front frame protruding forward from the vertical frame; A plurality of wheels consisting of a front wheel attached to the lower part of the front frame of the frame and a rear wheel attached to the lower part of the rear frame, and a user's body is erected by an elevating operation of an elevating member provided in the vertical frame so as to be freely inserted and removed. An elevating mechanism for moving up and down from a position to a sitting position or from a sitting position to an upright position, an upper limb support portion mounted at the upper end of the elevating member, and a lower limb of the user whose end is locked to the upper limb support portion And a cover for covering the frames and the elevating mechanism, and a cover for covering the frames and the vertical frame. A lock is attached via the cover, and both ends of the bar-shaped foot rest are detachably locked to the lock so that the foot rest does not move in the left-right direction. Standing assist device. 2. A second locking member is attached to each of the front frames positioned on the left and right via a cover that covers the front frame, and the footrest member removed from the locking member is attached to the second locking member. 2. The device according to claim 1, wherein the device can be detachably locked.