JPH0716261A - Armrest for wheelchair - Google Patents

Abstract

PURPOSE:To provide a wheelchair armrest capable of eliminating various handicaps to the daily life of a wheelchair user. CONSTITUTION:Detachable armrests 7 are fitted to the body 2 of a wheelchair, and tubular bodies 9 are fixed to the reverse side of the armrests 7 in a lengthwise direction. Also, clamps are fitted to the tubular bodies 9 and L-shaped auxiliary armrest tubes 14 having short and long sections are inserted through the tubular bodies 9. The tubes 14 are fixed with the clamps and laid in parallel to the body 2 at the armrest section. The clamps are loosened to pertinently pull the tubes 14 forward, thereby forming a protective guard 33. In addition, a suitable number of plates are placed on the guard 33 to form a table. Alternatively, one of the tubes 14 may be rotated upward for suspending a luggage or the like therefrom. Also, the tubes 14 may be pulled out and held by hands directly or via a cord having a loop inserted therein for catching an article on the road or trapping the article with the loop for pickup. In addition, constitution is so made that an attachment is fitted to allow travel on the wheelchair with an umbrella spread.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a wheelchair armrest,
The present invention relates to an armrest of a wheelchair that can be used as a limb replacement for a wheelchair user who needs to use both hands to operate a wheelchair and can smoothly perform various operations in his / her daily life. The present invention relates to an assisting device for relieving inconvenience of a physically handicapped person and promoting independence.

[0002]

2. Description of the Related Art A wheelchair is intended for a person with a disability to sit and move. Wheelchairs are rotated by both hands to run by themselves, or a caregiver pushes a hand push handle to move by other force. To do. This wheelchair has obstacles such as steps when traveling on general roads, etc., and in addition to external factors that are inconvenient to run, the user himself / herself cannot get off the wheelchair and perform various actions or activities. There is an internal factor of. Therefore, even if a wheelchair user tries to act independently throughout his / her daily life and social life, it is often difficult or difficult to act independently without a caregiver.

In other words, a wheelchair user can turn the wheels with both hands and move by himself, but both hands must be left free for movement and control of the wheelchair, and other actions using the hands must be performed. I can't. Further, it is a matter of course that the user cannot get out of the wheelchair and perform various actions because his / her legs are inconvenient.

[0004]

Therefore, when a wheelchair user moves alone without a caregiver, various obstacles are involved. For example, since the wheelchair itself is used mainly for the purpose of movement, it does not have a space for storing luggage and portable items. And in a supermarket or a mass retailer with a wide aisle that can be easily accessed by a wheelchair, it is necessary to use a dedicated shopping basket provided, and in that case, the shopping basket must be placed on the knee, and the shopping basket bag is not fixed, so it is not on the street. I often drop it. Moreover, you cannot pick up anything that has fallen on the street. Furthermore, it is customary that the seat belt is not worn on the wheelchair itself, and even if the seat belt is worn, it is tightly tightened only with the belt, so it is cramped, the waist slips forward, and it is suspended by the belt. It was a thing. In addition, there is a risk that a person may be thrown out of the wheelchair with a slight step when leaning forward or traveling down a slope while traveling. Also, when traveling in the rain, rain gear is required, but various restrictions such as the umbrella cannot be used by hand are always present.

In view of the above circumstances, the present invention aims to eliminate various obstacles in the daily life of wheelchair users as much as possible so that wheelchair users can perform various actions and activities on their own. To aim.

[0006]

In order to achieve such an object, an armrest to be mounted on a vehicle body of a wheelchair, in which an attachment tool is fixed to the back surface of the armrest, and a rod-shaped auxiliary armrest tube is attached to the attachment tool. We provide wheelchair armrests that are mounted parallel to the vehicle body. Further, the attachment is a tube body fixed to the back surface of the armrest in the longitudinal direction, the auxiliary armrest tube is L-shaped having a short portion and a long portion, and the auxiliary armrest tube is a plurality of expandable and contractible. A structure having a step structure, the auxiliary armrest tube is slidably and fixedly attached to a fitting, and the auxiliary armrest tube is rotatable and fixable to the fitting. A mounted configuration, wherein the auxiliary armrest tube is removably mounted from the fixture, is provided.

Further, the auxiliary armrest tube is hollow, and the auxiliary armrest tube has an attachment made of a straight tube connected to an end portion of the auxiliary armrest tube. The attachment made of an E-shaped tube body connected to the end portion of the auxiliary armrest tube. And a structure in which a cord is inserted through the auxiliary armrest tube, a ring portion is provided at an end of the cord, and the cord is inserted to form a loop.

[0008]

According to the present invention having the above structure, various functions for assisting various actions and activities in daily life, which should be a hand of a wheelchair user, can be incorporated in the armrest of the wheelchair. That is, since the armrest is placed on the auxiliary armrest tube which is parallel to the armrest portion of the vehicle body, the armrest can be held widely and stably, and therefore it is easy to grip. Further, the auxiliary armrest tube can be slid to extend forward, and luggage such as a shopping bag can be hung and held, and the luggage can be moved without worrying about falling. Alternatively, you can slide the auxiliary armrest tube to extend it, attach the attachment and stand the umbrella to fix the umbrella to the wheelchair so that you can move in the rain without moving in the rain, and both auxiliary By inserting a rod body that is connected to the armrest tube and applied to the abdomen, the body of the wheelchair user can be supported stably in a state without a burden in place of the seat belt.

Further, by sliding both auxiliary armrest pipes and connecting both ends through an attachment, a protective fence surrounding the front part of the wheelchair user can be formed to prevent the user from being thrown out of the wheelchair. Besides, it is suitable for use as a luggage storage, and especially for putting a bag etc. when traveling or going out. In addition, a plate is placed on the protective fence to form a table. Furthermore, remove the auxiliary armrest tube and insert the string,
A loop is provided at the end of the string to form a loop by locating the loop in the long part of the auxiliary armrest tube, and holding the attachment by hand to hang the loop around an object that has fallen on the road or under the shoulder of the string. The long part can be slid to retract the loop and be picked up.

[0010]

DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of an armrest of a wheelchair according to the present invention will be described below with reference to the drawings. As shown in FIG. 1, the wheelchair has wheels 3 that can be rotated by hand on the rear sides of a vehicle body 2 having a seat portion 1, and free wheels 4 and footrests 5 on both sides of the front portion of the vehicle body 2. A handle 6 that can be pushed by a caregiver is provided at the rear of the vehicle body 2. A brake for the wheels 3 and the like are provided, but they are omitted in the drawing. The vehicle body 2 is composed of a pipe or the like, and armrests 7 are attached to both left and right sides of the seat portion 1.

The armrest 7 has a pipe body 9 of a predetermined length as a fixture fixed to the back surface of the armrest plate 8 by a mounting member 10 in the longitudinal direction, and the pipe body 9 is parallel to the armrest pipe 11 of the vehicle body 2. As shown in FIG. 2, the armrest pipe 1 is arranged.
It is fastened with a bolt 12 and a nut 13 penetrating 1 so as to be detachably fixed. An L-shaped hollow auxiliary armrest pipe 14 having a predetermined length is inserted in the pipe body 9 in the longitudinal direction, and a fastener 15 for fastening and fixing the auxiliary armrest pipe 14 to the pipe body 9. Is provided. Although the fastener 15 is provided only at one place in the drawing, it may be provided at both ends of the tube body 9, and the set number is arbitrary. The fitting is a tube 9
However, the structure is not limited to this, and may have any configuration as long as the auxiliary armrest tube 14 can be fixed. Further, the auxiliary armrest tube 14 may have a simple rod shape or another shape. Further, the elbow support plate 8 may be equipped with a magnet so that various tools such as a tableware equipped with a magnet and a magnetically attractable tableware can be fixed.

The auxiliary armrest pipe 14 is an armrest portion 11 of the vehicle body 2.
Is arranged parallel to the vehicle body along the outer side of, and the length of the short portion 16 is about half the width of the seat portion between the left and right armrest portions 11,
Moreover, the length of the long portion 17 is substantially the same as the front-rear length of the armrest portion 11, or is a little longer. Then, the E-shaped attachment 18 shown in FIG. 3 and the I-shaped attachments 18a and 18b shown in FIG. 4 are used.

As shown in FIG. 3, the attachment 18 is a pipe body 20 which is fitted to the tip of the short portion 16 of the auxiliary armrest pipe 14 and is tightly connected by a fastener 19 and a pipe body 20.
A tubular body 21 that is orthogonal to and connected to the tubular body 21 by welding or the like; And a pipe body 25 which is orthogonal to the pipe body 23 and connected by welding or the like. The fasteners 19, 22, 24 have screw portions that are screwed orthogonally to the screw holes formed in the tubular bodies 20, 21, 25.

The attachment 18a is a straight tube, and is composed of a pipe body 26 for fitting the ends of the short portions 16 of the pair of auxiliary armrest pipes 14 to connect them. The attachment 18b is similarly intuitive, and includes a tube body 27 for inserting and connecting the ends of the elongated portions 17 of the pair of auxiliary armrest tubes 14. In addition, this pipe 27
Is built into the auxiliary armrest pipe 14 and
May have a multi-stage structure capable of expansion and contraction. These tubes 2
The length of 6, 27 is free, and the connection structure between this and the elongated portion 17 of the auxiliary armrest tube 14 is free by screw fitting, press fitting, or pin engagement. The fasteners 19 and 24 are the tube 2
They may be provided at the other ends of 0 and 25, respectively.

Next, the operation of the present invention will be described. Loosen the fastening tool 15 of one armrest 7, pull out the auxiliary armrest tube 14 by a predetermined length forward as shown by the phantom line in FIG. 1, and rotate the short portion 16 upward to change the state. In order to hold the auxiliary armrest tube 14 again with the fastener 15, the auxiliary armrest tube 14 is fastened and fixed to the tube body 9. Therefore, the auxiliary armrest pipe 14 can be hooked with a shopping bag or the like to be used for carrying luggage. Both of the auxiliary armrest pipes 14 and 14 can be used for carrying luggage by hooking it in the same manner as above.

Further, both the auxiliary armrest tubes 14 and 14 are both pulled out forward by a predetermined length, and the respective short portions 1
6 and 16 are made to face each other in a horizontal position, and as shown by phantom lines in FIG.
By connecting the above, a fence can be formed in front of the user, and a protective fence 33 can be formed to prevent the user of the wheelchair without a seat belt from being thrown out of the wheelchair. Furthermore, a table can be formed by placing an appropriate plate on the protective fence 33.

Further, as shown in FIG. 5, the auxiliary armrest tube 14 is detached from the armrest 7, and the attachment 18b is connected to or extended from the elongated portion 17, and the cord 28 penetrating the attachment 18b is inserted through the cord 28. The loop portion 29 is provided at one end, and the loop portion 29 is positioned on the elongated portion 17 to form the loop 30. Then, by grasping the end of the attachment 18b with a hand, the loop 30 is hooked on an object that has fallen on the road, etc.
9 can be picked up by sliding the elongated portion 17 to contract the loop 30. Further, it is also possible to grasp the end of the attachment by hand without using the string 28 and hook the shopping bag or the like dropped on the street at the tip of the short portion 16 to pick it up.

Then, as shown in FIG. 6, one of the auxiliary armrest pipes 14 is pulled out forward by an appropriate length, and the short portion 1
The attachment 18 is connected to 6. That is, the tubular body 25 is fitted to the short portion 16 and fastened and fixed by the fastener 19, and the handle 31 of the umbrella 32 is inserted into the tubular body 20 and fastened and fastened by the fastener 24. The umbrella 32 adjusts the withdrawal length of the auxiliary armrest tube 14 to the front and rear, rotates the auxiliary armrest tube 14 to the left and right, rotates in a horizontal plane around the tube body 25, and connects the tube body 23 to the tube body 2.
It is possible to freely maintain the front-rear direction, the left-right direction, and the inclined state within a predetermined range by adjusting the length to be pulled out from No. 1 and selecting the front-back rotation about the tube body 23.

Further, as shown in FIG. 7, this attachment 18 is connected to both ends of a tubular body 20 by inserting and connecting auxiliary armrest tubes 14 and 14 drawn out with appropriate lengths.
It can be used as a means for preventing the user from being thrown out from a wheelchair without a seatbelt by inserting a rod body 34 of an appropriate length into this and applying this rod body to the lower abdomen of the wheelchair user, as with the protective fence 33. . In addition, it is preferable that both ends of the rod 34 are appropriately curved so as to follow the lower abdomen of the wheelchair user. Alternatively, it may be formed in an arc shape along the body of the wheelchair user. Further, the armrest of the wheelchair according to the present invention can be attached to the existing wheelchair.

[0020]

According to the present invention described above, the armrest attached to the wheelchair is made detachable, and the tube body having the fastening tool is fixed in the longitudinal direction thereof, and the L-shaped tube is inserted into the tube body. Since the armrests are mounted in parallel along the body to which they are fixed, they do not get in the way, and the armrests are stable and easy to grip, and the body of the wheelchair user can be stabilized. Moreover, the armrest is wider than that of a normal wheelchair,
Since the tires are covered, wheelchair users do not stain clothes.

Further, the auxiliary armrest tube can be used as a luggage carrying means for pulling out and holding luggage and portable items, and one auxiliary armrest tube can be pulled out from the armrest tube body to connect an attachment to form an L-shaped rod. Can be formed, and the attachment can be held by hand to pick up an object that has fallen on the road, or a string can be inserted through this to hang it around the object to be picked up. Furthermore, if the left and right auxiliary armrest tubes are appropriately pulled out and both are connected by an attachment to form a protective fence, a seat belt can be substituted, and a plate can be placed on the protective fence to form a table. In addition, by using an attachment that has a rod that hits the belly, you can move your body and there is plenty of room compared to the conventional example that tightens tightly with only the seat belt.
In addition, the waist does not slide forward and the belt is not suspended in the air. It can also be done at Moreover, the umbrella can be inserted and fixed to this attachment to drive in the rain.

The present inventor himself is a wheelchair user, but as a result of the experimental use by the present inventor, the following specific effects could be obtained empirically. Be able to carry your luggage in a wheelchair (large luggage, heavy luggage, tea stool with dangerous hot water, etc.). Can be used as a workbench or desk (can also be used as a dining table). As a wheelchair user, you should be able to sit in a safe and comfortable position without moving your body. Being able to easily go out with an umbrella even on a rainy day. Being able to pull items within a range of 90 cm further than the inaccessible limit (high places, low places, things that wheelchairs cannot reach). If there is an obstacle in the middle or a position lower than the road surface and cannot be pulled, it is possible to tie it up with a string and lift it up. Being able to work even out of reach. For example, in a canal that is 30 cm lower than a farm road, irrigation and water management of paddy fields, weeding in the garden, removal of armpits in the garden and fertilization can be performed independently. You should be able to wash your wheelchair and hands by winding dog feces around the wheelchair and pumping the water in the groove 80 cm below the road surface using the auxiliary armrest tube when the tires and hands get dirty. Even if you put your grandchild on your knees, you can safely hold a baby by connecting and pulling the auxiliary armrest tube. When getting on and off a wheelchair, the armrests were easy to grip, the hands were strong, and the stability was good. Some wheelchairs had the drawback that the sleeves of their clothes could touch the tires and stain them, but this was alleviated by the armrests.
To be able to deal with emergency troubles by supporting or pushing using the auxiliary armrest tube. Being able to substitute the auxiliary armrest tube for self-defense and temporary canes for wild dogs.

Furthermore, when waking up in the morning and riding in a wheelchair, the urine collected in the urinary organ last night can be safely carried by the auxiliary armrest tube so as not to spill to the toilet, and the urine can be discarded.
Even if you open curtains or windows, you can unlock sashes that are out of reach using the auxiliary armrest tube. The delivered newspaper and milk are pulled by an auxiliary armrest tube and taken,
Being able to hold a large garbage bag with an auxiliary armrest tube and carry it for disposal. As it is closely related to daily life, it is effective in all situations, and its range of use is even more endless.
When refueling the oil fan heater, it is as if a healthy person carried the cartridge by hanging it with his / her fingers, and carrying it by hanging it from the body to the auxiliary armrest tube, etc. symbolizes the effect of the present invention. . Further, when using a normal wheelchair equipped with a hospital at the time of going to hospital, I often felt inconvenience even in a short time waiting for the examination, and I was able to realize the usefulness of the present invention. It is humanity that everyone wants to be satisfied with what he or she thinks, even if it takes some time without bothering anyone, and the present invention can enable this. The action by the wheelchair can give the user a space to relax, enrich the view of life, and spread the field of independence.

[0024] Thus, when a user of a wheelchair moves alone, it is possible to easily and easily do things that a caregiver cannot do without a caregiver and daily inconveniences. It is an invention.

[Brief description of drawings]

FIG. 1 is a perspective view showing an embodiment of the present invention.

FIG. 2 is a sectional front view of an armrest.

FIG. 3 is a plan view of the attachment.

FIG. 4 is a plan view of an auxiliary armrest tube and other attachments.

FIG. 5 is a front view showing a usage example of an auxiliary armrest tube and an attachment.

FIG. 6 is a partial perspective view showing a usage example of the attachment.

FIG. 7 is a partial perspective view showing a usage example of the attachment.

[Explanation of symbols]

 1 ... seat part 2 ... vehicle body 3 ... wheels 5 ... foot rest part 6 ... handle 7 ... armrest 8 ... arm rest plate 9 ... tube 10 ... mounting member 11 ... armrest part 14 ... auxiliary armrest pipe 15,19,22 ... tightening Tool 16 ... Short part 17 ... Long part 18, 18a, 18b ... Attachment 28 ... String 29 ... Ring part 30 ... Loop 33 ... Protective fence 34 ... Rod

Claims (10)

[Claims] 1. An armrest to be mounted on a vehicle body of a wheelchair, wherein an attachment tool is fixed to the back surface of the armrest, and a rod-shaped auxiliary armrest tube is attached to the attachment tool in parallel along the vehicle body. Wheelchair armrests to do. 2. The armrest for a wheelchair according to claim 1, wherein the attachment is a pipe body fixed to a back surface of the armrest in a longitudinal direction. 3. The wheelchair armrest according to claim 1, wherein the auxiliary armrest tube is L-shaped having a short portion and a long portion. 4. The armrest for a wheelchair according to claim 1, 2, or 3, wherein the auxiliary armrest tube has a multi-stage structure capable of expanding and contracting. 5. The auxiliary armrest tube is slidably and fixedly attached to a fixture.
The armrest of the wheelchair described in 3 or 4. 6. The auxiliary armrest tube is rotatably and fixedly attached to a fixture.
Wheelchair armrests described in 3, 4, and 5. 7. The armrest for a wheelchair according to claim 1, 2, 3, 4, 5, 6, wherein the auxiliary armrest tube is removably attached to a fitting. 8. The attachment comprising a straight pipe connected to an end of the auxiliary armrest pipe.
The armrest of the wheelchair described in 4, 5, 6, 7. 9. The attachment according to claim 1, 2, 3, 4, 5, 6, 7, wherein the auxiliary armrest tube is hollow and has an attachment made of a V-shaped tube body connected to an end portion of the auxiliary armrest tube. Wheelchair armrest. 10. A loop is formed by inserting a cord through the auxiliary armrest tube and providing a ring portion at an end of the cord to insert the cord through to form a loop. , 8 wheelchair armrests.