JP2016000078A - Walker with seat part - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a walker with seat part, which can be used as a walker for assisting an elderly or person with walking difficulty in moving outside and also can be used as a chair such as a seat with casters locked in resting during moving.SOLUTION: A walker with seat part 1 including plural rotatable double-wheel casters 3 arranged on front/rear right/left of a bottom part of a base part is provided with a horizontal grip part 22 for the walker and a rotatable operation lever 4 in parallel to the grip part 22, arranged on an upper part of the base part. With the operation lever unoperated, all the double-wheel casters are automatically locked. With the operation lever operated, lock is cancelled and the double-wheel casters are movable. In an intermediate part of the double-wheel casters of the base part and the grip part, a seat part 5, which is integrated with a storage part 51, is arranged, and the grip part is located on a back face.

Description

  The present invention relates to a walker that assists walking, and relates to a walker with a stool provided with a chair for stool used for a temporary rest.

Conventionally, walker with casters for assisting people who have difficulty walking is well known, and there are chairs with stool specifications that are convenient when resting while walking using these walker. It is known.
By the way, many things which united these movable wheelchairs and walker into one device are disclosed and proposed. For example, the “folding walker” disclosed in Patent Document 1 (Japanese Patent Laid-Open No. 2000-142419) is provided with a pair of all four casters on the front, rear, left and right, and presses the tire surfaces of the rear left and right casters with a system pin. And what is braked is disclosed. With this device, when the wheelchair and walker hold the brake lever, the caster is in a braking state and is normally in an unbraking state.

Further, for example, in the “walker and wheelchair” of Patent Document 2 (Japanese Patent Laid-Open No. 2001-321404), driving wheels are provided outside the four casters, and the normal brake presses the tires of the large wheels. The brake member is operated, and when used as a walker, the armrest is used up to a position where it can be used in a walking state.
Moreover, the present applicant has disclosed as Patent Document 3 a walker / moving chair that simultaneously locks and unlocks all casters.

JP 2000-142419 A JP 2001-321404 A JP 2013-106649 A

  By the way, since the “walker / wheelchair” disclosed in Patent Document 2 locks the large-diameter large wheel 1 for driving, the ground contact area is large and the braking force is large, but the direction of the large wheel itself is fixed. Since there is no turning ability, there is a problem that the radius of curvature becomes large when the wheelchair is bent, and it is difficult to turn in a small direction, and unexpected accidents such as clothes getting caught in rotating large wheels Furthermore, when the walker / wheelchair is locked, it is necessary to brake each of the pair of large driving wheels. In addition, when the walker / wheelchair is locked, the brake pin is pressed against the tire, which sometimes hurts the tire.

Further, as in Patent Document 1, since only a pair of rear wheels can be locked among a plurality of casters of the “foldable walker”, braking is unstable, and further, the rear wheels are locked. There is a problem that the caster side does not have a turnability and has a large radius of curvature when the walker and the wheelchair bend, making it difficult to turn in a small direction. In addition, the individual casters had to be individually locked, which was a burden on the user.
Furthermore, the walker-use wheelchair of Patent Document 3 is a so-called wheelchair with a chair portion that is large and suitable for use in a hospital or facility, but has a small operation lever and is not suitable for outdoor use.

  The subject of the present invention is a walker with a stool, which can be used as a walker that assists elderly people and those who have difficulty walking outdoors, and also has good turning performance and is easy to move. In addition, it is intended to provide a walker with a stool that can be used as a chair such as a stool by locking the casters when resting outdoors. Furthermore, all casters are unlocked only when moving. Furthermore, the present invention provides a walker with a stool that can be simultaneously locked and unlocked simultaneously.

In order to solve the above-mentioned problem, the invention of claim 1 is a walker with a stool provided with a plurality of pivotable twin wheel casters on the front, back, left and right of the bottom of the base, and is horizontally disposed above the base. A gripping part for a simple walker and an operation lever that can rotate in parallel with it are provided. When the operation bar is not operated, all twin wheel casters are automatically locked, and the lock is released by operating the operation lever. A stool that is integrated with a storage portion between the twin wheel caster and the gripping portion of the base portion, and the gripping portion is located on the back surface. It is a walker with attached.
According to a second aspect of the present invention, in the walker with the seating portion according to the first aspect, the grip portion for the walker provided on the back surface is provided over substantially the entire width of the base portion, and the operation lever is also provided over the entire width. It is characterized by being provided.
According to a third aspect of the present invention, in the walker with a stool portion according to the first or second aspect, the stool portion is folded downward integrally with the seat portion of the horizontal portion and the horizontal portion, and a lid portion is provided on the rear surface. It is a storage part.
According to a fourth aspect of the present invention, in the walker with a stool portion according to the first, second, or third aspect, the stool portion has a depth of 10 cm to 20 cm.

According to the invention of the walker with the stool of claim 1, since all four (multiple) swivelable casters on the front, rear, left and right are provided, the swivelability during movement is good and easy to move. At the same time, a caster operation lever that performs locking and unlocking operations is provided, so that the burden on the user's operation is reduced, and the chair part and walker part, which are the stool parts, are integrated, so that the place can be kept even in a narrow place. There is no occupation.
In addition, since all the casters are locked in the normal state, the stool (chair) can be used as a fixed chair with peace of mind, and can be used as a walker if all the casters are unlocked collectively.
Therefore, it can be used as a walker that assists elderly people and those who have difficulty walking, and can be used as a chair such as a stool by locking a caster when resting in the middle of movement.
According to the invention of the walker with the stool portion of claim 2, the grip portion for the walker provided on the back surface is provided over almost the entire width of the base portion, and the operation lever is provided over almost the entire width. The caster operation lever can be easily operated by the user's hand gripped by the grip portion.
According to the walker with the stool portion of claim 3 and claim 4, the stool portion is bent downward integrally with the seat portion and the horizontal portion of the horizontal portion, and the storage portion having the lid portion is provided on the rear surface. Since the number of parts can be reduced, it is advantageous in terms of space, and a storage part with a lid is provided, so that the stored items do not stand out and are not taken away by others, and there is no sense of incongruity even if they move outside, Can be used for shopping.

An external perspective view from the right side of a walker with a stool portion of an embodiment of the present invention, It is a rear view of FIG.

  The present invention relates to a walker that is capable of turning all casters, has a lock / unlock function by remote control, and has a stool portion having a storage portion. Here, the Example applied to the suitable walker with a seat part of this invention is described along drawing.

FIG. 1 is an external perspective view of the entire walker 1 with a seat portion according to the embodiment from the right side, and FIG. 2 is a rear view.
As shown in FIG. 1, the front left and right leg frame body portions 21 (21a, 21b) and the rear left and right leg frame body portions 21 (21c, 21d) of the bottom portion of the base frame body 2 of the walker 1 with a sitting portion. A total of four leg frame parts 21 are respectively provided with two-wheel casters 3 (3a, 3b, 3c, 3d) that can be turned. 22 and a caster operating lever 4 that is rotatable in parallel with the handle 22 and is connected to the gripping portion 22 of the base frame 2 by a pair of intermediate frame portions 23. Is provided with a seat 5 integrated with the storage 51.
Referring also to FIG. 2, the walker holding portion 22 provided on the back surface is provided over almost the entire width of the pair of intermediate frame portion 23 and the side portion 221 of the base frame body 2. The caster operating portion 6 is provided on the side portion 221 (right side in FIG. 1 in this embodiment), and both end portions 41 of the caster operating lever 4 are connected to the rotating end 61 of the caster operating portion 6 and the other side. The shaft 221 is pivotally supported by a shaft support portion 222 of the portion 221.

The operation transmission mechanism 7 between the caster operation lever 4 and the two-wheel casters 3 (3a, 3b, 3c, 3d) is basically the same as the aforementioned Patent Document 3, and the caster operation lever 4 is rotated by grasping the user. As a result, the operation end (rotation shaft) 61 of the caster operation unit 6 is rotated, the lever connecting wire 71 (dotted line) is pulled, and the four branch wires 73 (73a, 73b, 73c, 73d) are pulled by the wire branch board 72. : One-dot chain line), each branch wire 73 is pulled, and each twin wheel caster 3 (3a, 3b, 3c, 3d) and the wheel lock mechanism 31 are operated, and all the twin wheel casters 3 (3a, 3b, 3c) , 3d) are simultaneously unlocked. Conversely, when the caster operating lever 4 is released, the caster operating lever 4 is automatically lowered by a spring or the like in the wheel lock mechanism 31, and the four branch wires 73 (73a, 73b, 73c, 73d) are also returned to their original positions. The two wheel casters 3 (3a, 3b, 3c, 3d) are locked by the wheel lock mechanism 31, and the walker 1 with the sitting portion is firmly fixed on the floor or on the road.
The wheel lock mechanism 31 is known as long as the two-wheel caster 3 is locked by the pulling force of the inner wire of the coaxial branch wire 73 (73a, 73b, 73c, 73d) and unlocked by returning the inner wire. In this embodiment, the same twin-wheel caster 3 as that of Patent Document 3 is used.

A stool portion 5 in which a storage portion 51 is integrated is provided at an intermediate portion between the twin-wheel caster 3 and the grip portion 22 of the base frame body 2, and the stool portion 5 is integrated with the seat portion 52 of the horizontal portion and the horizontal portion. And the rear part is a storage part 51 provided with a lid part 511 (see FIG. 2) on the rear surface, and the depth of the seat part 52 of the seat part 5 is about 10 cm to 20 cm. This is because, if this is the case, the storage space for the walker 1 with the stool portion may be narrow, and can be carried around, and the user can sat down and rest sufficiently.
Thus, since the walker 1 with the stool including the stool 5 is compactly formed, it can be taken out by one user outdoors and the two-wheel caster 3 (3a, 3b, 3c). , 3d) are all locked, so that the walker 1 with the stool is firmly fixed on the floor or on the road.

Since the present embodiment is configured as described above, it can be used as a walker that assists elderly people and those who have difficulty walking in the open air. Even if it is a walker or a moving stool, the caster lock / Since the operation lever that can be operated in a lump is disposed near the upper end of the back of the walker 1 with a seating portion, the operation as a walker is easily performed, and the grip for the walker provided on the back is Since it is provided over almost the entire width and the operation lever is provided over almost the entire width, the caster operation lever can be easily operated with the user's hand gripped by the grip portion without hesitation.
In addition, because there are four (multiple) swivel casters on the front, rear, left and right, the caster operation lever is easy to move and easy to move, and can be locked and unlocked at the same time. Thus, the burden on the user's operation is reduced, and the chair portion that is the stool portion 5 and the walker such as the grip portion 22 are integrated, so that the space is not occupied even in a narrow space.

Moreover, since all the casters are locked in a normal state, the stool (chair) can be used as a fixed chair, and can be used as a walker if all the casters are unlocked collectively.
In addition, the seat portion 5 is integrated with the seat portion and the horizontal portion of the horizontal portion and is bent downward, and the rear portion is provided with a storage portion 51 provided with a lid portion 511. Therefore, the number of parts can be reduced, and space is advantageous. Since the storage section is provided, the stored items are not conspicuously dropped or taken away by other people, and there is no sense of incongruity even when moving around town or outdoors, and it can be used for shopping.
Needless to say, the present invention is not limited to the above-described embodiments as long as the features of the present invention are not impaired.

1. Walker with stool,
2 ・ ・ Base frame, 21 (21a, 21b, 21c, 21d) ・ ・ Leg frame,
22 .. Grasping part, 221 .. Side part, 222 .. Shaft support part,
23..Intermediate frame part,
3 (3a, 3b, 3c, 3d) ··· (Two-wheel) caster, 31 · · Wheel lock mechanism 4 · · (Caster) operating lever, 41 · · end,
5 .. Seat part, 51 .. Storage part, 511 .. Lid part, 52 .. Seat part,
6. ・ Caster operation part, 61 ・ ・ Operation end (rotating shaft),
7 ・ ・ Operation transmission mechanism, 71 ・ ・ Lever connecting wire, 72 ・ ・ Wire branching board,
73 (73a, 73b, 73c, 73d) ・ ・ Branch wire,

Claims (4)

A walker with a stool provided with a plurality of pivotable twin wheel casters on the front, rear, left and right of the bottom of the foundation,
At the upper part of the base part, a horizontal walker holding part and an operation lever which can be rotated in parallel are provided. When the operation bar is not operated, all the two-wheel casters are automatically locked. To unlock and move it,
A walker with a stool, characterized in that a stool that integrates a storage part is provided in the middle of the two-wheel caster and the grip part of the base part, and the grip part is located on the back surface.   The walker with a seating portion according to claim 1, wherein the grip portion for the walker provided on the back surface is provided over substantially the entire width of the base portion, and the operation lever is provided over substantially the entire width.   The stool with a stool according to claim 1 or 2, wherein the stool is a storage part that is integrated with the seat part of the horizontal part and is bent downward integrally with the horizontal part and provided with a lid on the rear surface.   The stool with a stool according to claim 1, 2 or 3, wherein the stool has a depth of 10cm to 20cm.

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