JP6950949B2 - Mobility aid chair - Google Patents

Mobility aid chair Download PDF

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JP6950949B2
JP6950949B2 JP2017226598A JP2017226598A JP6950949B2 JP 6950949 B2 JP6950949 B2 JP 6950949B2 JP 2017226598 A JP2017226598 A JP 2017226598A JP 2017226598 A JP2017226598 A JP 2017226598A JP 6950949 B2 JP6950949 B2 JP 6950949B2
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seat
support rod
rod member
support
contact portion
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JP2019092986A (en
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敏也 山内
敏也 山内
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有限会社ルネセイコウ
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Description

本発明は、移動補助椅子に関する。 The present invention relates to a mobility aid chair.

従来、長時間や長距離の連続歩行が困難な高齢者や患者等の身体弱者は、車椅子(例えば、特許文献1参照)に座って移動を行なっていた。 Conventionally, physically weak people such as elderly people and patients who have difficulty in continuous walking for a long time or a long distance have been sitting in a wheelchair (see, for example, Patent Document 1) to move.

特開2017−38906号公報Japanese Unexamined Patent Publication No. 2017-38906

しかし、車椅子は、身体弱者が座部から起立するために、手をフレームに押し当てて体重を支持させつつ立ち上がる支え立ちをしようとすると、身体弱者から後方へ逃げるように走行する(逸走する)ことがあり、転倒の原因となって大変危険であるという問題があった。 However, the wheelchair runs so as to escape backward from the vulnerable person when he / she tries to stand up while supporting his / her weight by pressing his / her hand against the frame in order to stand up from the seat. There was a problem that it was very dangerous because it caused a fall.

そこで、本発明は、身体弱者が支え立ちする際の逸走を阻止できて、しかも、使い勝手の良い移動補助椅子の提供を目的とする。 Therefore, an object of the present invention is to provide a mobility aid chair that can prevent a physically vulnerable person from escaping when standing up and is easy to use.

本発明の移動補助椅子は、複数の車輪を下端に有する基台と、座部と、背部と、を有する椅子本体を備え、上記座部の左右両側各々の位置に、上記座部から起立しようとする身体弱者が支え立ちするための手当接部を上端に有する支持杆部材を、有し、 上記支持杆部材は、上記基台に固着されたガイド筒部材に、上下動自在に挿通されるとともに、バネ部材によって、上方へ常時弾発付勢され、上記手当接部を、上記背部の上端縁よりも低い位置に、かつ、上記座部に座った身体弱者の肩よりも低い位置に、配設し、身体弱者が、上記支え立ちするために上記手当接部に体重を掛けることで下方へ移動して、上記支持杆部材の下端部が地面に接地し上記椅子本体の逸走を阻止するように構成し、上記座部が鉛直状軸心廻りに非回転として上記基台に取着され、かつ、上記基台は、前部領域に、上記座部に着席した身体弱者が足を前後に動かして地面をたぐり寄せるように足漕ぎ移動するための足漕ぎ用空間部を備え、介護人無しで移動可能に構成したものである。 The mobility assisting chair of the present invention includes a chair body having a base having a plurality of wheels at the lower ends, a seat portion, and a back portion, and stands up from the seat portion at each position on the left and right sides of the seat portion. It has a support rod member having a hand contact portion at the upper end for a physically weak person to support and stand , and the support rod member is inserted into a guide cylinder member fixed to the base so as to be movable up and down. At the same time, the spring member constantly urges the hand to bounce upward, and the hand contact portion is placed at a position lower than the upper end edge of the back portion and at a position lower than the shoulder of a physically weak person sitting on the seat portion. By arranging the chair, the physically vulnerable person moves downward by putting his / her weight on the hand contact portion in order to support the chair, and the lower end portion of the support rod member touches the ground to prevent the chair body from escaping. The seat is attached to the base as non-rotating around the vertical axis, and the base is in the front region, and a physically weak person seated in the seat moves his / her legs back and forth. It is equipped with a space for paddling so that it can be moved to the ground so that it can be moved without a caregiver .

また、上記支持杆部材は全長調整自在として、上記手当接部の上下高さ位置が調整自在である。
また、上記支持杆部材を、上記座部の左右両側の位置に、夫々2本ずつ設け、上記座部の左右両側夫々において、前側の上記支持杆部材の手当接部と、後側の上記支持杆部材の手当接部と、を前後方向に連結して、上記身体弱者が上記座部に着席した際に使用するための肘掛け部としたものである。
Further, the overall length of the support rod member is adjustable, and the vertical height position of the hand contact portion is adjustable.
Further, two support rod members are provided at positions on the left and right sides of the seat portion, and two support rod members are provided on each of the left and right sides of the seat portion. and allowance contact portion of the guidance rod, the coupled in the longitudinal direction, in which the body vulnerable is the armrest for use in seated in the seat.

身体弱者が支え立ちする際の逸走を阻止でき、安全性に優れる。支え立ちする際の身体弱者の体重を巧みに利用して(複雑な操作が不要で)、逸走を阻止でき、使い勝手が良い。また、構造が簡素で容易(安価)に製造を行うことができる。家族や医療福祉従事者等の介護者に椅子本体が逸走しないように把持してもらう必要がなく、人手がかからないと共に、自立を促す(支援する)ことができる。 It is excellent in safety because it can prevent escape when a physically weak person supports and stands up. It is easy to use because it can prevent escape by skillfully using the weight of the physically weak when supporting it (no complicated operation is required). In addition, the structure is simple and it can be easily (cheaply) manufactured. It is not necessary for a caregiver such as a family member or a medical welfare worker to hold the chair body so that it does not escape, and it is possible to promote (support) independence as well as labor-free.

本発明の移動補助椅子の実施の一形態を示す斜視図である。It is a perspective view which shows one Embodiment of the movement aid chair of this invention. 足漕ぎ使用状態の側面図である。It is a side view of the foot rowing use state. 図2のA−A断面平面図である。FIG. 2 is a sectional plan view taken along the line AA of FIG. 支え立ち使用状態の側面図である。It is a side view of the support state use state. 支持杆部材の動作を説明するための要部断面側面図であって、(a)は自由状態の要部断面側面図であり、(b)は逸走防止状態の要部断面側面図である。It is a cross-sectional side view of a main part for demonstrating the operation of a support rod member, (a) is a side view of the main part in a free state, and (b) is a side view of the main part in a runaway prevention state. 作用を説明するための側面図である。It is a side view for demonstrating the action. 支持杆部材の伸長状態の一例を示す要部断面側面図である。It is sectional drawing side view of the main part which shows an example of the extended state of the support rod member. 他の実施形態を示す斜視図である。It is a perspective view which shows the other embodiment. 別の実施形態を示す斜視図である。It is a perspective view which shows another embodiment.

以下、図示の実施形態に基づき本発明を詳説する。
本発明に係る移動補助椅子は、図1及び図2に示すように、下端に複数の車輪11を有する基台1と、基台1に鉛直状軸心La廻りに非回転に取着された座部3と、座部3に取着された背部4と、を有する椅子本体5を備えている。
Hereinafter, the present invention will be described in detail based on the illustrated embodiments.
As shown in FIGS. 1 and 2, the mobility aid chair according to the present invention is attached to a base 1 having a plurality of wheels 11 at the lower ends and to the base 1 in a non-rotating manner around a vertical axis La. A chair body 5 having a seat portion 3 and a back portion 4 attached to the seat portion 3 is provided.

図1乃至図3に示すように、基台1は、前部領域に、座部3に着席した身体弱者Pが足を前後に動かして地面Gをたぐり寄せるように足漕ぎ移動するための足漕ぎ用空間部10を備えいる。
つまり、座部3の前縁部3a近傍の下方位置において、身体弱者Pは足を前後移動可能であり、足漕ぎ動作をする際に、座部3の前縁部3aよりも後方位置に身体弱者Pの足を移動(配設)できて、足漕ぎ動作を容易かつスムーズに行うことが可能である。
As shown in FIGS. 1 to 3, the base 1 is a foot for a physically weak person P seated in the seat 3 to move his / her foot back and forth in the front region so as to pull the ground G. It is equipped with a rowing space 10.
That is, at the lower position near the front edge portion 3a of the seat portion 3, the physically weak person P can move his / her legs back and forth, and when performing the foot rowing motion, the body is positioned behind the front edge portion 3a of the seat portion 3. The foot of the weak person P can be moved (arranged), and the foot rowing operation can be easily and smoothly performed.

そして、図4に示すように、身体弱者Pが座部3から起立する際に、体重を支持させつつ立ち上がる支え立ちをするために手を押し当てるための手当接部6aを、上端に有する支持杆部材6を備えている。
図1乃至図4に示すように、支持杆部材6は、座部3の左右両側かつ座部3の前縁部3aの近傍に起立状に配設されている。
Then, as shown in FIG. 4, when the physically vulnerable person P stands up from the seat portion 3, a support having a hand contact portion 6a at the upper end for pressing a hand to support the standing up while supporting the weight. The rod member 6 is provided.
As shown in FIGS. 1 to 4, the support rod members 6 are arranged upright on both the left and right sides of the seat portion 3 and in the vicinity of the front edge portion 3a of the seat portion 3.

図1乃至図4に示すように、支持杆部材6は、下端部6bに接地用パッド部を有している。支持杆部材6は、基台1に固着されたガイド筒部材70に、上下動自在に挿通され、ガイド筒部材70から手当接部6aと下端部6b(接地用パッド部)が突出(露出)している。 As shown in FIGS. 1 to 4, the support rod member 6 has a grounding pad portion at the lower end portion 6b. The support rod member 6 is inserted into the guide cylinder member 70 fixed to the base 1 so as to be vertically movable, and the hand contact portion 6a and the lower end portion 6b (grounding pad portion) protrude (exposed) from the guide cylinder member 70. doing.

支持杆部材6は、図1と図2に示すように、手当接部6aが下方へ押されていない自由状態で、下端部6bが地面Gから所定寸法をもって上方へ離間するように保持されている。
つまり、支持杆部材6の下端部6bが上記自由状態において地面Gから離間するように、図5(a)に示すように、支持杆部材6を常時上方へ弾発付勢するコイルバネ等のバネ部材71を備えている。
As shown in FIGS. 1 and 2, the support rod member 6 is held so that the lower end portion 6b is separated from the ground G by a predetermined dimension in a free state in which the hand contact portion 6a is not pushed downward. There is.
That is, as shown in FIG. 5A, a spring such as a coil spring that constantly elastically urges the support rod member 6 upward so that the lower end portion 6b of the support rod member 6 is separated from the ground G in the free state. It is equipped with a member 71.

図5に示すように、バネ部材71は、支持杆部材6の上部に巻設状(外嵌状)に配設され、バネ下端部がガイド筒部材70の上端面70aに支持されている。
バネ部材71は、身体弱者P等の人がバネ部材71に接触するのを防止するバネカバー部材72の上壁部72aを介して支持杆部材6を上方へ常時弾発付勢している。
As shown in FIG. 5, the spring member 71 is arranged in a wound shape (outer fitting shape) on the upper portion of the support rod member 6, and the lower end portion of the spring is supported by the upper end surface 70a of the guide cylinder member 70.
The spring member 71 constantly elastically urges the support rod member 6 upward via the upper wall portion 72a of the spring cover member 72 that prevents a person such as a physically weak person P from coming into contact with the spring member 71.

バネカバー部材72は、筒状であって、支持杆部材6が挿通する孔部を有する上壁部72aと、バネ部材71を外嵌状に包囲する周壁部72dと、を有している。
バネカバー部材72の下端72bは、常に、ガイド筒部材70の上端面70a(バネ下端部)よりも下方位置に配設され、バネ部材71に人が接触できず(衣類等が巻き込まれず)安全である。
バネカバー部材72(の周壁部72d)は、身体弱者Pが足漕ぎ移動する際に把持する握り部と兼用している。
The spring cover member 72 has a cylindrical shape and has an upper wall portion 72a having a hole through which the support rod member 6 is inserted, and a peripheral wall portion 72d that surrounds the spring member 71 in an outer fitting shape.
The lower end 72b of the spring cover member 72 is always arranged below the upper end surface 70a (spring lower end) of the guide cylinder member 70, so that no one can contact the spring member 71 (clothes or the like is not caught) and it is safe. be.
The spring cover member 72 (peripheral wall portion 72d) is also used as a grip portion to be gripped when the physically weak person P is rowing.

バネカバー部材72は、上壁部72aの内面側にバネ部材71のバネ上端が当接して上方へ常時弾発付勢され、上壁部72aの外面側が支持杆部材6の拡径状段差面6dに当接して、支持杆部材6を上方へ常時弾発付勢している。 In the spring cover member 72, the upper end of the spring member 71 abuts on the inner surface side of the upper wall portion 72a and is constantly elastically urged upward, and the outer surface side of the upper wall portion 72a is the enlarged diameter step surface 6d of the support rod member 6. The support rod member 6 is constantly elastically urged upward in contact with the rod.

図4及び図5(b)に示すように、座部3から起立しようとする身体弱者Pが支え立ちするために、手当接部6aに、手を押しつけるようして体重を掛けることで、支持杆部材6が、(基台1に固定されている)ガイド筒部材70にガイドされつつ、バネ部材71の弾発付勢力に抗して下方へスライド移動し、支持杆部材6の下端部6bが地面Gに接地してストッパ作用を発揮し、椅子本体5が体重によって身体弱者Pから逃げるように走行する逸走が阻止される。 As shown in FIGS. 4 and 5 (b), in order for the physically weak person P who is trying to stand up from the seat 3 to support and stand, the hand contact portion 6a is supported by applying the weight by pressing the hand. While being guided by the guide cylinder member 70 (fixed to the base 1), the rod member 6 slides downward against the elastic force of the spring member 71, and the lower end portion 6b of the support rod member 6 Is in contact with the ground G and exerts a stopper action, and the chair body 5 is prevented from escaping by the weight so as to escape from the physically weak person P.

そして、支持杆部材6の下端部6bが地面Gに接地している逸走防止状態から、身体弱者Pが手当接部6aから手を離すと、バネ部材71の弾発付勢力によって支持杆部材6は上方へ移動し、下端部6bは地面Gから離間して車輪走行許可状態(自由状態)となる。
なお、支持杆部材6の上方移動(戻り移動)の停止は、ガイド筒部材70の下端70bに支持杆部材6の下端部6bに設けた当り用面6gが当接して上昇(戻り)が停止する機構、又は、支持杆部材6の自重とバネ部材71の弾発付勢力のつり合いにて停止する機構、或いは、バネカバー部材72がガイド筒部材70に係止して停止する機構等自由である。
また、身体弱者Pが座部3に着席する際に、手当接部6aに手を押し当てて、体重を掛けつつ着席する(支え座りする)ことで、着席しようとする際の逸走も防止可能である。
Then, when the physically weak person P releases his hand from the hand contact portion 6a from the escape prevention state in which the lower end portion 6b of the support rod member 6 is in contact with the ground G, the support rod member 6 is subjected to the elastic force of the spring member 71. Moves upward, and the lower end portion 6b is separated from the ground G and is in a wheel traveling permitted state (free state).
When the upward movement (return movement) of the support rod member 6 is stopped, the contact surface 6g provided on the lower end portion 6b of the support rod member 6 comes into contact with the lower end 70b of the guide cylinder member 70, and the ascent (return) is stopped. A mechanism for stopping by the balance between the weight of the support rod member 6 and the elastic force of the spring member 71, or a mechanism for stopping the spring cover member 72 by locking it to the guide cylinder member 70, etc. are free. ..
In addition, when the physically weak person P sits on the seat 3, he / she presses his / her hand against the hand contact portion 6a and sits (supports and sits) while carrying his / her weight, so that escape when trying to sit can be prevented. Is.

さらに、図6に示すように、支持杆部材6は、全長調整自在として、手当接部6aの上下高さ位置が調整自在である。
図5及び図7に示すように、支持杆部材6は、2重構造(2重筒状構造)であって、手当接部6aを上端に有すると共に手当接部6aから垂下状に設けたスライド調整杆部61dを有する第1杆部材61と、第1杆部材61が上下動スライド自在に差込まれると共に下端に(支持杆部材6の下端部6bを構成する)接地用パッド部材を有する第2杆部材62と、第1杆部材61と第2杆部材62と一体状に接続(連結)するための固定部材63と、を備えている。
Further, as shown in FIG. 6, the support rod member 6 has an adjustable overall length, and the vertical height position of the hand contact portion 6a can be adjusted.
As shown in FIGS. 5 and 7, the support rod member 6 has a double structure (double tubular structure), and has a hand contact portion 6a at the upper end and a slide provided in a hanging shape from the hand contact portion 6a. The first rod member 61 having the adjusting rod portion 61d and the first rod member 61 are slidably inserted vertically and have a grounding pad member (which constitutes the lower end portion 6b of the support rod member 6) at the lower end. It includes a two-slide member 62, and a fixing member 63 for integrally connecting (connecting) the first-slide member 61 and the second-slide member 62.

第1杆部材61のスライド調整杆部61dは、ラジアル方向に貫設された高さ調整用孔61eを、上方方向に複数有している。
第2杆部材62は、上端部に、ラジアル方向に貫設された位置決め用孔62eを有している。
固定部材63は、相互に同軸心状に配設された高さ調整用孔61e及び位置決め用孔62eに差込まれるピン部63aと、第2杆部材62の上端部に外嵌状に取着する弾性変形自在なU字状のクリップ部63b(図1及び図6参照)と、を有している。
つまり、位置決め用孔62eに高さ調節用孔61eを同軸心状に配設して、固定部材63のピン部63aを差込むと共に、固定部材63のクリップ部63bを第2杆部材62に外嵌状に取着することで、第1杆部材61と第2杆部材62と固定部材63とが一体状となって、支持杆部材6を構成する。
The slide adjusting rod portion 61d of the first rod member 61 has a plurality of height adjusting holes 61e penetrating in the radial direction in the upward direction.
The second rod member 62 has a positioning hole 62e penetrating in the radial direction at the upper end portion.
The fixing member 63 is externally fitted to the pin portion 63a inserted into the height adjusting hole 61e and the positioning hole 62e arranged coaxially with each other and the upper end portion of the second rod member 62. It has a U-shaped clip portion 63b (see FIGS. 1 and 6) that is elastically deformable.
That is, the height adjusting hole 61e is arranged coaxially in the positioning hole 62e, the pin portion 63a of the fixing member 63 is inserted, and the clip portion 63b of the fixing member 63 is outside the second rod member 62. By attaching in a fitting shape, the first rod member 61, the second rod member 62, and the fixing member 63 are integrated to form the support rod member 6.

そして、図5(a)に示すように、位置決め用孔62eに最上位置の高さ調節用孔61eを同軸心状に配設して、ピン部63aを差込んで固定(連結)した短縮状態と、図7に示すように、位置決め用孔62eに最下位置の高さ調節用孔61eを同軸心状に配設して、ピン部63aを差込んで固定した伸長状態と、の間で、手当接部6aの上下高さ位置を、複数段に調整可能としている。 Then, as shown in FIG. 5A, the height adjusting hole 61e at the uppermost position is arranged coaxially in the positioning hole 62e, and the pin portion 63a is inserted and fixed (connected) in a shortened state. And, as shown in FIG. 7, the height adjusting hole 61e at the lowest position is arranged coaxially in the positioning hole 62e, and the pin portion 63a is inserted and fixed in the extended state. The vertical height position of the hand contact portion 6a can be adjusted in a plurality of stages.

また、図1乃至図3に示すように、基台1は、車輪11を前後左右の4箇所に配設して、車輪11が下端に取着する車輪支持脚杆部12と、前後左右の車輪支持脚杆部12を平面視X字状に連結するX字状枠部13(図3参照)と、前後左右の車輪支持脚杆部12を平面視H字状に連結するH字状枠部14(図3参照)と、を有している。
そして、X字状枠部13の平面視V字状開放空間部と、H字状枠部14の平面視コの字状開放空間部と、を、平面視で座部3の前縁部3aに対応させて、足漕ぎ用空間部10を形成している。
Further, as shown in FIGS. 1 to 3, the base 1 has wheels 11 arranged at four positions in the front, rear, left and right, and the wheel support leg rods 12 to which the wheels 11 are attached to the lower ends, and front, rear, left and right. An X-shaped frame portion 13 (see FIG. 3) that connects the wheel support leg rods 12 in an X-shape in a plan view, and an H-shaped frame that connects the front, rear, left, and right wheel support leg rods 12 in an H-shape in a plan view. It has a part 14 (see FIG. 3).
Then, the V-shaped open space portion in the plan view of the X-shaped frame portion 13 and the U-shaped open space portion in the plan view of the H-shaped frame portion 14 are arranged in the front edge portion 3a of the seat portion 3 in the plan view. Corresponding to, a space portion 10 for rowing is formed.

より具体的には、基台1は、パイプ材を門型に折り曲げた門型枠材18を複数備え、門型枠材18の一方の起立状杆部を、車輪11が下端に取着される車輪支持脚杆部12とし、他方の起立状杆部を、他の門型枠材18と連結するための連結杆部19としている。 More specifically, the base 1 includes a plurality of gate-shaped frame members 18 obtained by bending the pipe material into a gate shape, and one of the upright rods of the gate-shaped frame material 18 is attached to the lower end of the wheel 11. The wheel support leg rod portion 12 is used, and the other upright rod portion is used as a connecting rod portion 19 for connecting to another portal formwork member 18.

X字状枠部13は、門型枠材18の水平状杆部及び連結杆部19と、複数の門型枠材18の連結杆部19を座部3の中央下方位置にて連結する筒状部材と、を備えている。
筒状部材には、座部3が上端部に固着された支柱部材2の下端部が固着されている。
The X-shaped frame portion 13 is a cylinder that connects the horizontal rod portion and the connecting rod portion 19 of the gate-shaped frame member 18 and the connecting rod portion 19 of the plurality of gate-shaped frame members 18 at the lower center position of the seat portion 3. It is provided with a shape member.
The lower end of the support column member 2 to which the seat 3 is fixed to the upper end is fixed to the tubular member.

また、H字状枠部14は、左右一方の前車輪支持脚杆部12と後車輪支持脚杆部12とを前後方向に連結する第1枠部材15と、左右他方の前車輪支持脚杆部12と後車輪支持脚杆部12とを前後方向に連結する第2枠部材16と、第1枠部材15と第2枠部材16とを左右方向に連結する左右枠連結部材17と、を備えている。 Further, the H-shaped frame portion 14 includes a first frame member 15 that connects one of the left and right front wheel support leg rods 12 and the rear wheel support leg rod 12 in the front-rear direction, and the left and right front wheel support leg rods. A second frame member 16 that connects the portion 12 and the rear wheel support leg rod portion 12 in the front-rear direction, and a left-right frame connecting member 17 that connects the first frame member 15 and the second frame member 16 in the left-right direction. I have.

支柱部材2は、伸縮自在であって、ガススプリングから成り、支柱部材2の下端部(バレル部)はX字状枠部13の交差部(筒状部材)に固着され、支柱部材2の上端部(ロッド先端部)は、座部3の下面に固着している。 The strut member 2 is expandable and contractible, and is composed of a gas spring. The lower end portion (barrel portion) of the strut member 2 is fixed to the intersection (cylindrical member) of the X-shaped frame portion 13, and the upper end portion of the strut member 2 is fixed. The portion (rod tip portion) is fixed to the lower surface of the seat portion 3.

図6に示すように、支柱部材2は、伸縮ロック解除用の操作レバー20を所定操作(揺動操作)することで、ロック状態が解除されて上下伸縮自在となる。
ロック状態が解除されると、内部の弾発付勢部材によって所定高さまで伸長する。また、ロック解除状態において、弾発付勢力に抗して所定押圧力を座部3(ロッド)に付与することで短縮可能である。つまり、座部3の高さ位置を調整自在に設けている。
As shown in FIG. 6, the support column member 2 is released from the locked state and can be expanded and contracted vertically by performing a predetermined operation (swing operation) of the operation lever 20 for releasing the expansion and contraction lock.
When the locked state is released, it extends to a predetermined height by the internal elastic urging member. Further, in the unlocked state, it can be shortened by applying a predetermined pressing force to the seat portion 3 (rod) against the elastic force. That is, the height position of the seat portion 3 is adjustable.

また、支柱部材2は、ロッド部を角杆形状(横断面非円形状)として、座部3が鉛直状軸心La廻りに回転しないように(非回転)に設けている。従って、座部3の前縁部3aと足漕ぎ用空間部10とが常に対応するように構成している。 Further, the support column member 2 is provided with the rod portion having a square rod shape (non-circular cross section) so that the seat portion 3 does not rotate around the vertical axis La (non-rotating). Therefore, the front edge portion 3a of the seat portion 3 and the foot rowing space portion 10 are configured to always correspond to each other.

次に、他の実施形態について説明する。
図8に示すように、支持杆部材6を、座部3の左右両側の位置に、夫々、2本ずつ設けている。
つまり、支持杆部材6を、前後左右に4箇所配設している。また、各支持杆部材6に対応して、ガイド筒部材70、バネカバー部材72、バネ部材71等を夫々設けている。
Next, other embodiments will be described.
As shown in FIG. 8, two support rod members 6 are provided at positions on both the left and right sides of the seat portion 3, respectively.
That is, the support rod members 6 are arranged at four locations in the front, rear, left and right directions. Further, a guide cylinder member 70, a spring cover member 72, a spring member 71, and the like are provided corresponding to each support rod member 6.

そして、座部3の左右両側夫々において、前側の支持杆部材6(6F)の手当接部6aと、後側の支持杆部材6(6B)の手当接部6aと、を前後方向に連結して、肘掛け部8としている。
即ち、手当接部6aを、身体弱者Pが座部3に着席した際に使用するための肘掛け部8と、兼用している。
Then, on each of the left and right sides of the seat portion 3, the hand contact portion 6a of the front support rod member 6 (6F) and the hand contact portion 6a of the rear support rod member 6 (6B) are connected in the front-rear direction. The armrest portion 8 is used.
That is, the hand contact portion 6a is also used as the armrest portion 8 to be used when the physically weak person P is seated in the seat portion 3.

また、図示省略するが、身体弱者Pが座部3に着席した状態で肘掛け部8に体重を掛けた際に、支持杆部材6が降下するのを阻止するストッパ手段を設けている。
ストッパ手段は、例えば、バネカバー部材72の下方への移動を阻止することで、支持杆部材6の下方への移動を阻止する機構であって、ガイド筒部材70の外周面に枢結した突っ張り用部材を、バネカバー部材72の外周面に設けた当り面に当接させて、バネカバー部材72の下方への移動を阻止することで、支持杆部材6の降下を阻止する機構、或いは、ガイド筒部材70の上端部の外周面に雄ネジ部を形成すると共に、バネカバー部材72の下端部の内周面に雌ネジ部を形成して、ガイド筒部材70にバネカバー部材72を螺合させることでバネカバー部材72の下方へ移動を阻止して、支持杆部材6の降下を阻止する機構等自由である。
他の構成及び作用効果は、上述の実施形態と同様である。
Further, although not shown, a stopper means is provided to prevent the support rod member 6 from descending when the physically weak person P puts his / her weight on the armrest portion 8 while sitting on the seat portion 3.
The stopper means is, for example, a mechanism for blocking the downward movement of the support rod member 6 by blocking the downward movement of the spring cover member 72, and is for tensioning pivotally connected to the outer peripheral surface of the guide cylinder member 70. A mechanism for preventing the support rod member 6 from descending by bringing the member into contact with a contact surface provided on the outer peripheral surface of the spring cover member 72 to prevent the spring cover member 72 from moving downward, or a guide cylinder member. A male screw portion is formed on the outer peripheral surface of the upper end portion of the 70, a female screw portion is formed on the inner peripheral surface of the lower end portion of the spring cover member 72, and the spring cover member 72 is screwed into the guide cylinder member 70 to cover the spring cover. The mechanism that prevents the member 72 from moving downward and the support rod member 6 from descending is free.
Other configurations and effects are the same as in the above-described embodiment.

次に、別の実施形態について説明する。
図9に示すように、背部4の背面から上方かつ後方へ向かって突出状に、椅子本体5を手押しするための手押し用ハンドル9を付設している。
身体弱者Pが起立して歩行する際に手押し用ハンドル9を把持して歩くことができ、歩行器としての使用が可能となる。
また、家族や医療・福祉従事者等の介護者が、手押し用ハンドル9を把持して、着席状態の身体弱者Pを移動させることが容易となる。他の構成及び作用効果は、上述の実施形態と同様である。
Next, another embodiment will be described.
As shown in FIG. 9, a hand-pushing handle 9 for hand-pushing the chair body 5 is provided so as to project upward and rearward from the back surface of the back portion 4.
When the physically weak person P stands up and walks, he / she can grasp the hand-pushing handle 9 and walk, and can be used as a walker.
In addition, it becomes easy for a caregiver such as a family member or a medical / welfare worker to grasp the hand-pushing handle 9 and move the physically weak person P in a seated state. Other configurations and effects are the same as in the above-described embodiment.

次に、図示省略するが、さらに別の実施形態について説明する。図8を用いて説明した実施形態(肘掛け部兼用構造)に、図9を用いて説明した手押し用ハンドル9を付設したものである。他の構成及び作用効果は、上述の実施形態と同様である。 Next, although not shown, another embodiment will be described. The hand-pushing handle 9 described with reference to FIG. 9 is attached to the embodiment (armrest portion combined structure) described with reference to FIG. Other configurations and effects are the same as in the above-described embodiment.

なお、本発明は、設計変更可能であって、背部4は、図例のように座部3に固着する場合に限らず、基台1に固着するも良い。背部4は高さ調整自在に設けるも良い。基台1は、X字状枠部13を省略して、H字状枠部14の左右枠連結部材17に支柱部材2の下端部を固着するも良い。或いは、基台1は、H字状枠部14を省略した形状とするも良い。なお、本発明において「杆」とは図例のような中空棒状(パイプ状)に限らず、中実棒状や細帯板状も含む。 In the present invention, the design can be changed, and the back portion 4 may be fixed to the base 1 not only when the back portion 4 is fixed to the seat portion 3 as shown in the figure. The back portion 4 may be provided so that the height can be adjusted. In the base 1, the X-shaped frame portion 13 may be omitted, and the lower end portion of the support column member 2 may be fixed to the left and right frame connecting members 17 of the H-shaped frame portion 14. Alternatively, the base 1 may have a shape in which the H-shaped frame portion 14 is omitted. In the present invention, the "rod" is not limited to the hollow rod shape (pipe shape) as shown in the figure, but also includes a solid rod shape and a strip plate shape.

以上のように、本発明の移動補助椅子は、複数の車輪11を下端に有する基台1と、座部3と、を有する椅子本体5を備え、上記座部3の左右両側各々に、上記座部3から起立しようとする身体弱者Pが支え立ちするための手当接部6aを上端に有する支持杆部材6が、設けられ、上記支持杆部材6は、上下動自在であって、上記支え立ちするために上記手当接部6aに体重を掛けることで下方へ移動して、下端部6bが地面Gに接地し上記椅子本体5の逸走を阻止するように構成したので、身体弱者Pが支え立ちする際の逸走を阻止でき、安全性に優れる。支え立ちする際の身体弱者Pの体重を巧みに利用して(特別な操作が不要で)、逸走を阻止でき、使い勝手が良い。また、構造が簡素で容易(安価)に製造を行うことができる。家族や看護士や介護士等の介護者に椅子本体5が逸走しないように把持してもらう必要がなく、人手がかからないと共に、自立を促す(支援する)ことができる。 As described above, the mobility assisting chair of the present invention includes a chair body 5 having a base 1 having a plurality of wheels 11 at the lower ends and a seat portion 3, and the above-mentioned A support rod member 6 having a hand contact portion 6a at the upper end for the physically weak person P who intends to stand up from the seat portion 3 is provided, and the support rod member 6 is movable up and down and supports the support. In order to stand, the hand contact portion 6a is moved downward by applying weight, and the lower end portion 6b is configured to touch the ground G to prevent the chair body 5 from escaping, so that the physically weak person P supports it. It can prevent escape when standing and is excellent in safety. It is easy to use because it can prevent escape by skillfully using the weight of the physically weak P when supporting it (no special operation is required). In addition, the structure is simple and it can be easily (cheaply) manufactured. It is not necessary for a caregiver such as a family member, a nurse, or a caregiver to hold the chair body 5 so as not to run away, and it is possible to promote (support) independence while not requiring manpower.

また、上記座部3が鉛直状軸心La廻りに非回転として上記基台1に取着され、かつ、上記基台1は、前部領域に、上記座部3に着席した身体弱者Pが足を前後に動かして地面Gをたぐり寄せるように足漕ぎ移動するための足漕ぎ用空間部10を備えているので、座部3の前縁部3aが足漕ぎ用空間部10に常に対応し、足漕ぎ動作を容易かつスムーズに行うことができる。身体弱者Pの腰が回転せず、足漕ぎ移動する際の力を、基台1(車輪11)に確実に伝えることができ、効率良く移動できる。 Further, the seat portion 3 is attached to the base 1 as a non-rotation around the vertical axis La, and the base 1 has a physically weak person P seated in the seat portion 3 in the front region. Since the foot rowing space portion 10 for moving the foot back and forth to move the foot rowing so as to pull the ground G is provided, the front edge portion 3a of the seat portion 3 always corresponds to the foot rowing space portion 10. , The foot rowing operation can be performed easily and smoothly. The waist of the physically weak person P does not rotate, and the force when rowing can be reliably transmitted to the base 1 (wheel 11), so that the person can move efficiently.

また、上記支持杆部材6は全長調整自在として、上記手当接部6aの上下高さ位置が調整自在であるので、様々な体格の身体弱者Pに対応できる。支え立ちしやすい位置に手当接部6aの高さ位置を設定でき、スムーズかつ容易に支え立ちすることができ、使い勝手が良いと共に安全性を向上できる。 Further, since the support rod member 6 has an adjustable overall length and the vertical height position of the hand contact portion 6a can be adjusted, it can correspond to a physically weak person P having various physiques. The height position of the hand contact portion 6a can be set at a position where it is easy to support and stand, and the support can be smoothly and easily supported, which is convenient and can improve safety.

また、上記手当接部6aは、上記身体弱者Pが上記座部3に着席した際に使用するための肘掛け部8と、兼用しているので、美観に優れる。肘掛け部8を基台1や座部3に固定するための肘掛け支持部材が不要になり構造を簡素化できる。 Further, since the hand contact portion 6a is also used as an armrest portion 8 to be used when the physically weak person P is seated in the seat portion 3, it is excellent in aesthetic appearance. The structure can be simplified by eliminating the need for an armrest support member for fixing the armrest portion 8 to the base 1 and the seat portion 3.

また、上記椅子本体5に、該椅子本体5を手押し走行するための手押し用ハンドル9を付設したので、身体弱者Pが歩行する際の歩行器としての使用が可能となる。また、長時間の足漕ぎで疲れた身体弱者Pを、着席姿勢のまま、家族や医療・福祉従事者等の介護者が移動させることが容易となる。 Further, since the chair body 5 is provided with a hand-pushing handle 9 for pushing the chair body 5 by hand, it can be used as a walker when the physically weak person P walks. In addition, it becomes easy for a caregiver such as a family member or a medical / welfare worker to move the physically weak person P who is tired from rowing for a long time while keeping the sitting posture.

1 基台
3 座部
4 背部
5 椅子本体
6 支持杆部材
6a 手当接部
6b 下端部
8 肘掛け部
10 足漕ぎ用空間部
11 車輪
70 ガイド筒部材
71 バネ部材
G 地面
P 身体弱者
La 鉛直状軸心
1 base 3 seat
4 back 5 chair body 6 supporting guidance rod 6a allowance contacting portion 6b the lower end 8 the armrest only portion
10 Space for rowing
11 wheels
70 Guide tube member
71 Spring member G Ground P Physically vulnerable La Vertical axis

Claims (3)

複数の車輪(11)を下端に有する基台(1)と、座部(3)と、背部(4)と、を有する椅子本体(5)を備え、
上記座部(3)の左右両側各々の位置に、上記座部(3)から起立しようとする身体弱者(P)が支え立ちするための手当接部(6a)を上端に有する支持杆部材(6)を、有し
上記支持杆部材(6)は、上記基台(1)に固着されたガイド筒部材(70)に、上下動自在に挿通されるとともに、バネ部材(71)によって、上方へ常時弾発付勢され、
上記手当接部(6a)を、上記背部(4)の上端縁よりも低い位置に、かつ、上記座部(3)に座った身体弱者(P)の肩よりも低い位置に、配設し、身体弱者(P)が、上記支え立ちするために上記手当接部(6a)に体重を掛けることで下方へ移動して、上記支持杆部材(6)の下端部(6b)が地面(G)に接地し上記椅子本体(5)の逸走を阻止するように構成し
上記座部(3)が鉛直状軸心(La)廻りに非回転として上記基台(1)に取着され、かつ、上記基台(1)は、前部領域に、上記座部(3)に着席した身体弱者(P)が足を前後に動かして地面(G)をたぐり寄せるように足漕ぎ移動するための足漕ぎ用空間部(10)を備え、介護人無しで移動可能に構成したことを特徴とする移動補助椅子。
A chair body (5) having a base (1) having a plurality of wheels (11) at the lower end, a seat portion (3), and a back portion (4) is provided.
A support rod member (6a) having a hand contact portion (6a) at the upper end for a physically weak person (P) who is trying to stand up from the seat portion (3) at each position on the left and right sides of the seat portion (3). 6), has,
The support rod member (6) is inserted into the guide cylinder member (70) fixed to the base (1) so as to be vertically movable , and is constantly urged upward by the spring member (71). Being done
The hand contact portion (6a) is arranged at a position lower than the upper end edge of the back portion (4) and at a position lower than the shoulder of the physically weak person (P) sitting on the seat portion (3). The physically vulnerable person (P) moves downward by putting his / her weight on the hand contact portion (6a) in order to support the support member (6), and the lower end portion (6b) of the support rod member (6) is on the ground (G). ) To prevent the escape of the chair body (5) .
The seat (3) is attached to the base (1) as non-rotating around the vertical axis (La), and the base (1) is in the front region of the seat (3). ) Is equipped with a foot rowing space (10) for the physically weak person (P) to move his / her legs back and forth to pull the ground (G) closer to the ground (G) so that he / she can move without a caregiver. moving the auxiliary chair, characterized in that the.
上記支持杆部材(6)は全長調整自在として、上記手当接部(6a)の上下高さ位置が調整自在である請求項1記載の移動補助椅子。 The support guidance rod (6) as free full length adjustment, the allowance contact portion (6a) of the upper and lower height position of Ru adjustable der claim 1 mobile booster seat according. 上記支持杆部材(6)を、上記座部(3)の左右両側の位置に、夫々2本ずつ設け、
上記座部(3)の左右両側夫々において、前側の上記支持杆部材(6)の手当接部(6a)と、後側の上記支持杆部材(6)の手当接部(6a)と、を前後方向に連結して、上記身体弱者(P)が上記座部(3)に着席した際に使用するための肘掛け部(8)とした請求項1又は2記載の移動補助椅子。
Two support rod members (6) are provided at positions on the left and right sides of the seat portion (3), respectively.
On both the left and right sides of the seat portion (3), the hand contact portion (6a) of the support rod member (6) on the front side and the hand contact portion (6a) of the support rod member (6) on the rear side are formed. The mobility aid chair according to claim 1 or 2 , which is connected in the front-rear direction and used as an armrest portion (8) for use when the physically weak person (P) is seated in the seat portion (3).
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