JP3124735U - Walking aid with armrest - Google Patents

Abstract

A support base for supporting a body via a hand or an arm, a frame made of a reinforcing material and a plurality of wheels, and an elbow fixing base made of an elastic body and having an elbow stop on the back are used as the support base. A lightweight and easy-to-operate walking aid that is installed and has a height adjustment function.
Vertical reinforcing members 3 and 4 are welded to a substantially U-shaped upper support base 1, and the vertical reinforcing member 3 has a plurality of holes into which pins can be inserted. The upper support 1 has a hole for attaching an armrest 18. In addition, a grip bar is welded to the vertical reinforcing members 3 and 4 to take a posture in which defecation is easy. Wheels 9, 10, and 11 are attached to the wheel mounting brackets 19, 20, and 21, respectively. The wheels 9 and 11 are wheels whose traveling directions are free, and the wheels 10 are attached with wheels whose traveling directions are fixed. It is desirable that the diameter of the wheels 9 and 10 is large so that the wheels can overcome obstacles.
[Selection] Figure 1

Description

The present invention relates to a walking assist device that assists walking of people who have problems with walking function, and is used by people who are difficult to walk by themselves and who are difficult to support their weight with their hands or arms. It is related to a walking aid that is compact and has excellent stability and operability.

Japan is facing an aging society, and the number of disabled elderly is also increasing. Under such circumstances, the development of nursing care and welfare equipment that assists elderly people to become independent and have a comfortable life at home is an important issue. 2. Description of the Related Art A walking assist device has been developed as a device that assists walking of people who have problems with walking function among nursing care devices.
(See JP 2004-222879 PR, JP 2004-105396 PR, JP 2002-126033 PR, JP 2000-23002 PR, etc.)

This walking aid has bending and welding processes on pipes, etc., and has upper and lower frames combined with reinforcements. The upper frame is formed with handrails that can be held to support the body. A caster is attached to the frame so that it can run with a pedestrian entering the center of the frame.

Many of the conventional walking aids described above have introduced technologies and samples from overseas, such as Europe, and are not suitable for the Japanese physique or Japanese living environment. That is, it was large and heavy, and there was a problem in operability such as direction change and rotation. In addition, it is difficult for a person who is difficult to walk by himself / herself and who is difficult to support his / her weight with his / her hand or arm to grab and support. There is also a walking aid with an armrest on which an elbow is placed on the support base, but the elbow is not stable and the walking aid cannot be used.

The walker described in Japanese Patent Application Laid-Open No. 2004-222879 pointed out the above problems and made improvements. However, the five-wheel caster has a safety problem because it is easy to roll diagonally forward. Also, there was a large space between the upper and lower frames, and there was a risk of falling into this space when a pedestrian fell.

In addition, although an embodiment in which an armrest with a depression is installed is introduced, there is a possibility that the elbow slips in a direction perpendicular to the traveling direction, which causes a fall. There was also the possibility that the pit was shallow and could slide back and forth.

The walker described in Japanese Laid-Open Patent Publication No. 2002-126023 also pointed out the above problems and made improvements. However, although the width direction can be adjusted in a compact manner, the upper and lower frames are horseshoe-shaped, so the turning radius is large.

In addition, although an embodiment in which a horseshoe-shaped cushion is installed on the upper frame has been introduced, there is a possibility that the elbow may slide in the direction perpendicular to the traveling direction and back and forth, causing a fall.

Development of a walking aid for solving the above-described problems is required, and the present invention provides a walking aid that satisfies this requirement.

Therefore, the walker of the invention according to claim 1 is a walking aid for the purpose of assisting walking, and a support base for supporting the body via a hand or an arm and a vertical reinforcing material for supporting the support base And further comprising a U-shaped elbow fixing base having a frame made of a horizontal lower reinforcing material and a plurality of wheels for fixing the reinforcing material, and made of an elastic material and having an elbow stop at the rear. And

The walker of the invention according to claim 2 is characterized by having a support base and a lower reinforcing material in a semi-circular or semi-circular end and a shape extending in an appropriate length in the tangential direction or a substantially U-shape. .

The walker of the invention according to claim 3 preferably has a posture in which the body is tilted forward during defecation, and a horizontal grip bar is installed between the support base and the lower reinforcing material to support the body. Features.

In the device according to claim 4, the vertical reinforcing member is divided into two parts, one pipe is inserted into the other pipe, and a pin is inserted into a hole opened in each pipe. It is possible to adjust.

The invention according to claim 5 is characterized in that the wheel can be moved back and forth.

According to a sixth aspect of the present invention, the lower reinforcing member has two wheels in which the traveling direction can be freely made in front of the tip in the advancing direction of the support base, and one traveling direction is fixed to each end of the central portion. And having one wheel in each of the traveling directions at both ends at the end of the forward direction.

The invention according to claim 7 is characterized in that the position in the height direction of the wheel at the center is adjusted so that the foremost or rearmost wheel floats.

By using the armrest of the present invention, the walking assist device should be used even for people who have problems with walking function and who are difficult to walk on their own and who are unable to support their weight with their hands or arms. You can walk with your feet.

In addition, by using semi-circular or semi-circular ends with an appropriate length extending in the tangential direction, or by using U-shaped upper and lower support bases, the above-mentioned support bases are advanced to the horizontal lower reinforcement. By having two wheels that can move freely in front of the front end of the direction, and further having one wheel fixed at each end of the center, and both ends of the rear end of the forward direction Each wheel has a wheel that can freely move in one direction, thereby providing a walking aid that is compact and has excellent stability and operability.

In addition, after using this walking aid to go to the toilet and sitting on the toilet seat, a grip bar is installed to make it easy to defecate.

In addition, the height adjustment function can be used according to height, walking posture, etc. Furthermore, it is easy to get over the step by adjusting the height direction position of the central wheel so that the most advanced or rearmost wheel floats.

The present invention will be described in detail below. FIG. 1 shows an example of the walking aid of the present invention as seen from the side. FIG. 2 is a top view. FIG. 3 shows the front view.

The vertical reinforcing members 3, 4, 5 are welded to the upper support base 1 having a suitable length extending in the tangential direction from the semicircular end, or a substantially U-shape, and the vertical reinforcing member 3 has a pin 23. A plurality of holes 14 into which can be inserted. The upper support 1 is provided with a hole 16 for attaching an armrest 18. In addition, grip bars 12 and 13 are welded to the vertical reinforcing members 3, 4, and 5 for taking a posture that facilitates defecation.

The vertical reinforcing members 6, 7, 8 are welded to the lower support base 2 having a suitable length extending in the tangential direction from the semicircular end or in a substantially U shape, and the vertical reinforcing member 6 has a pin 23. A plurality of holes 15 into which can be inserted. Further, wheel mounting brackets 19, 20, and 21 are welded to the lower support 2.

The vertical reinforcements 6, 7, and 8 are inserted into the vertical reinforcements 3, 4, and 5, and the pins 23 are inserted when the positions of the holes coincide with each other at an appropriate height for using the walker. And adjust the height.

Wheels 9, 10, and 11 are attached to the wheel mounting brackets 19, 20, and 21, respectively. The wheels 9 and 11 are wheels whose traveling directions are free, and the wheels 10 are attached with wheels whose traveling directions are fixed. The diameters of the wheels 9 and 10 are preferably larger because they can overcome obstacles. In this example, a wheel having a diameter of 150 mm is used. On the other hand, wheels about 75 mm are used so that the wheels 11 do not contact the pedestrian's feet. Further, the position of the wheel is lowered by 5 to 10 mm from the setting point of the wheel 10 compared with that of the wheels 9 and 10.

In order to ensure stability in the forward direction, the wheel 9 is installed in front of the tip in the forward direction of the upper support, and in order to ensure stability in the backward direction, the wheel 11 is behind the rear end in the forward direction of the upper support. is set up. Moreover, in order to ensure lateral stability, the wheel 10 is installed outside both ends of the upper support base in the forward direction.

The armrest 18 has an opening fixed in the forward direction via a fixing bracket 17. The armrest 18 is made of a soft elastic body so that the entire weight can be applied, and has a shape that wraps around the elbow with the rear and side being raised. As a result, the body weight can be applied with peace of mind without the elbows moving backward or on both sides.

The pin 23 is a height adjusting pin to which a magic tape (registered trademark) 22 for preventing detachment is attached.

Side view of walking aid Walking aid top view Walking aid front view Armrest side view Armrest top view Armrest front view Pin concept illustration

Explanation of symbols

1 upper support base, 2 lower support base, 3, 4, 5, 6, 7, 8 vertical reinforcing material, 9, 10, 11 wheels, 12, 13 grip rod, 14, 15 pin hole, 16 armrest fixing hole, 17 armrest fixing bracket, 18 armrest, 19, 20, 21 wheel mounting bracket, 22 Magic tape (registered trademark) for preventing slippage, 23 pins

Claims (7)

A walking aid for the purpose of walking assistance, a support base for supporting a body via a hand or an arm, a vertical reinforcing material for supporting the supporting base, and a horizontal lower reinforcement for fixing the reinforcing material A walking aid having a U-shaped elbow fixing base having a frame made of a material and a plurality of wheels, made of an elastic material, and having an elbow stopper at the back. 2. The walking assist device according to claim 1, comprising a semi-circular or semi-circular end portion extending in a tangential direction or a substantially U-shaped support base and a lower reinforcing material. 2. The walking assist device according to claim 1, wherein it is desirable that the body is tilted forward during defecation, and a horizontal grip bar is installed between the support base and the lower reinforcing member to support the body. . In the walking aid of claim 1, the vertical reinforcing material is divided into two vertically, one pipe is inserted into the other pipe, by inserting a pin into the hole opened in each pipe, A walking aid that allows height adjustment. The walking assist device according to claim 1, wherein the wheel can be moved back and forth. . 2. The walking assist device according to claim 1, wherein the lower reinforcing member has two wheels that can freely move in front of the front end of the support base, and one moving direction is provided at each of both ends of the central portion. A walking aid having a fixed wheel and one wheel at each end of the forward direction that allows one direction of movement. The walking assistance device according to claim 6, wherein the height direction position of the central wheel is adjusted so that the foremost or rearmost wheel floats.

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