JPH1085267A - Wheelchair and automatic brake device for wheelchair - Google Patents
Wheelchair and automatic brake device for wheelchairInfo
- Publication number
- JPH1085267A JPH1085267A JP8250100A JP25010096A JPH1085267A JP H1085267 A JPH1085267 A JP H1085267A JP 8250100 A JP8250100 A JP 8250100A JP 25010096 A JP25010096 A JP 25010096A JP H1085267 A JPH1085267 A JP H1085267A
- Authority
- JP
- Japan
- Prior art keywords
- wheelchair
- wheel
- seat
- force
- rotation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B5/00—Accessories or details specially adapted for hand carts
- B62B5/04—Braking mechanisms; Locking devices against movement
- B62B5/0404—Braking mechanisms; Locking devices against movement automatic
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B5/00—Accessories or details specially adapted for hand carts
- B62B5/04—Braking mechanisms; Locking devices against movement
- B62B5/0404—Braking mechanisms; Locking devices against movement automatic
- B62B5/0409—Braking mechanisms; Locking devices against movement automatic when user rises from seat
Landscapes
- Handcart (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、車椅子及び車椅子
用自動ブレーキ装置に関するものである。The present invention relates to a wheelchair and an automatic brake device for a wheelchair.
【０００２】[0002]
【従来の技術及び発明が解決しようとする課題】従来の
車椅子は、車椅子に付設された手動のブレーキ装置を手
動でブレーキを作動させて車輪の回動を阻止し、車輪を
回動自在にさせたい場合には手動でブレーキを解除して
いる。2. Description of the Related Art In a conventional wheelchair, a manual brake device attached to the wheelchair is manually operated to apply a brake to prevent rotation of the wheel and to make the wheel freely rotatable. The brakes are manually released when desired.
【０００３】ところが、車輪の回動を阻止したり回動自
在にしたりするために手動でブレーキ操作をその都度や
らなければならず、車椅子に乗る場合には、ブレーキを
作動させて車輪の回動を阻止してから乗った方が乗り易
く安全であるということを十分に自覚できない老人など
がこの車椅子に乗る場合、ブレーキを作動させることを
忘れて車椅子に乗ろうとした時、車椅子が後方に移動し
てしまい本人が転倒して骨折などのケガをするような危
険性がある。However, in order to prevent the rotation of the wheel or to make the wheel freely rotatable, it is necessary to manually perform the brake operation each time. When the user is in a wheelchair, the brake is operated to rotate the wheel. When an elderly person who cannot fully realize that it is easier to get on and is safer after getting in the wheelchair and get on this wheelchair, if he forgets to apply the brake and tries to get on the wheelchair, the wheelchair moves backward There is a risk that the person falls and injuries such as a fracture occur.
【０００４】また、車椅子から降りる場合には、ブレー
キを作動させて車輪の回動を阻止してから降りるように
しないと、車椅子が傾斜面などに位置していると、人が
車椅子から降りた後、車椅子が移動してしまい、周囲に
いる人に車椅子が衝突するような危険性もある。[0004] In addition, when getting off the wheelchair, a person must get off the wheelchair if the wheelchair is located on an inclined surface or the like, unless the brakes are actuated to prevent the rotation of the wheels before getting off. Later, there is a danger that the wheelchair will move and the wheelchair will collide with the people around it.
【０００５】本発明は、以上のような従来の課題を解決
するためになされたものであり、車椅子への乗り降りに
際して車椅子のブレーキを自動的に作動させることので
きる安全性の高い車椅子及び車椅子用自動ブレーキ装置
を提供することを目的としている。SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned conventional problems. A highly safe wheelchair and a wheelchair capable of automatically operating a wheelchair brake upon getting on and off the wheelchair. The purpose is to provide an automatic braking device.
【０００６】[0006]
【課題を解決するための手段】添付図面を参照して本発
明の要旨を説明する。The gist of the present invention will be described with reference to the accompanying drawings.
【０００７】座部１の両側に車輪２を設けた車椅子にお
いて、座部１上面に加わっていた力が解除されると車輪
２の回動を阻止する自動ブレーキ装置を設けたことを特
徴とする車椅子に係るものである。In a wheelchair provided with wheels 2 on both sides of the seat 1, an automatic brake device is provided which prevents rotation of the wheels 2 when the force applied to the upper surface of the seat 1 is released. It relates to a wheelchair.
【０００８】また、座部１上面に加わっていた力が解除
されると、これを感知して車輪２の回動を阻止する車輪
回動阻止機構３を設け、座部１上面に力が加わると前記
車輪回動阻止機構３がこれを感知して車輪２を回動自在
にできるように構成した自動ブレーキ装置を設けたこと
を特徴とする車椅子に係るものである。When the force applied to the upper surface of the seat 1 is released, a wheel rotation preventing mechanism 3 for sensing the release and preventing the rotation of the wheel 2 is provided, and the force is applied to the upper surface of the seat 1. And a wheelchair provided with an automatic brake device configured so that the wheel rotation preventing mechanism 3 can detect this and make the wheel 2 rotatable.
【０００９】また、座部１上面に力が加わると座部１下
部に設けた駆動レバー４が下がり、駆動レバー４の作動
により駆動レバー４の一端に取り付けたワイヤ５を介し
てワイヤ５の他端に取り付けたブレーキ板６を引っ張り
ブレーキ板６と車輪２のスポーク７との組み合わせを解
除し、座部１上面の力が解除されると座部１下部に設け
た駆動レバー４が上昇し、駆動レバー４の作動により駆
動レバー４の一端に取り付けたワイヤ５が弛緩してワイ
ヤ５の他端に取り付けたブレーキ板６を車輪２のスポー
ク７に組み合わせるようにして前記自動ブレーキ装置を
構成したことを特徴とする車椅子に係るものである。When a force is applied to the upper surface of the seat 1, the drive lever 4 provided at the lower portion of the seat 1 is lowered, and the operation of the drive lever 4 causes the wire 5 attached to one end of the drive lever 4 to be connected to the wire 5. The brake plate 6 attached to the end is pulled to release the combination of the brake plate 6 and the spokes 7 of the wheels 2. When the force on the upper surface of the seat 1 is released, the drive lever 4 provided at the lower portion of the seat 1 rises, The operation of the drive lever 4 causes the wire 5 attached to one end of the drive lever 4 to relax and the brake plate 6 attached to the other end of the wire 5 to be combined with the spokes 7 of the wheel 2 to constitute the automatic brake device. The present invention relates to a wheelchair characterized by the following.
【００１０】また、車椅子の車輪２の回動を阻止或いは
回動自在に制御する車椅子用ブレーキ装置において、車
椅子の座部１上面に力が加わると車輪２を回動自在に制
御し、座部１上面の力が解除されると車輪２の回動を阻
止するように制御できるように構成したことを特徴とす
る車椅子用自動ブレーキ装置に係るものである。In a wheelchair brake device for preventing or rotating the wheel 2 of the wheelchair, the wheel 2 is rotatably controlled when a force is applied to the upper surface of the seat 1 of the wheelchair. (1) The present invention relates to an automatic brake device for a wheelchair, characterized in that it can be controlled so as to prevent the rotation of the wheel 2 when the force on the upper surface is released.
【００１１】また、車椅子の車輪２の回動を阻止或いは
回動自在に制御する車椅子用ブレーキ装置において、車
椅子の座部１上面に加わっていた力が解除されると、こ
れを感知して車輪２の回動を阻止する車輪回動阻止機構
３を設け、座部１上面に力が加わると前記車輪回動阻止
機構３がこれを感知して車輪２を回動自在に制御できる
ように構成したことを特徴とする車椅子用自動ブレーキ
装置に係るものである。In a wheelchair brake device for preventing or rotating the wheel 2 of the wheelchair, the force applied to the upper surface of the seat portion 1 of the wheelchair is sensed when the force applied to the upper surface of the wheelchair 1 is released. A structure is provided in which a wheel rotation preventing mechanism 3 for preventing rotation of the wheel 2 is provided, and when a force is applied to the upper surface of the seat 1, the wheel rotation preventing mechanism 3 senses this and can control the wheel 2 to be able to rotate freely. The present invention relates to an automatic brake device for a wheelchair.
【００１２】また、車椅子の支持部材８に取付可能な取
付支柱９に駆動レバー４を設け、この駆動レバー４の作
動により駆動レバー４の一端に設けたワイヤ５を引っ張
り若しくは弛緩できるように構成し、ワイヤ５の他端に
ブレーキ板６を設けたことを特徴とする車椅子用自動ブ
レーキ装置に係るものである。A drive lever 4 is provided on a mounting post 9 which can be mounted on a support member 8 of a wheelchair. The operation of the drive lever 4 allows the wire 5 provided at one end of the drive lever 4 to be pulled or relaxed. An automatic brake device for a wheelchair, wherein a brake plate 6 is provided at the other end of the wire 5.
【００１３】[0013]
【発明の実施の形態】最良と考える本発明の実施の形態
（発明をどのように実施するか）を、図面に基づいてそ
の作用効果を示して簡単に説明する。BEST MODE FOR CARRYING OUT THE INVENTION A preferred embodiment of the present invention (how to implement the invention), which is considered to be the best, will be briefly described with reference to the drawings, showing its operational effects.
【００１４】座部１上面に加わっていたが力が解除され
ると、車椅子の回動を阻止する自動ブレーキ装置を設け
たので車椅子に座っていた人が従来のように手動でブレ
ーキを作動させるようなことをしなくとも、車椅子に座
っていた人が立ち上がると同時に自動的にブレーキ装置
が作動して車輪２の回動を阻止するので、車椅子はその
場に停止状態となり、従来のように車椅子がかってに移
動して、回りにいる人に衝突してケガをさせるような危
険性を排除でき、非常に安全性の高い車椅子とすること
ができる。When the force is released, it is applied to the upper surface of the seat portion 1, but when the force is released, an automatic brake device for preventing the rotation of the wheelchair is provided, so that the person sitting in the wheelchair manually operates the brake as in the prior art. Even without doing so, the brake device is automatically activated and the rotation of the wheels 2 is prevented at the same time as the person sitting in the wheelchair stands up, so that the wheelchair is stopped at that place, as in the conventional case. It is possible to eliminate the danger of the wheelchair moving shortly and colliding with the people around it to cause injuries, so that a highly safe wheelchair can be obtained.
【００１５】また、座部１上面に加わっていた力が解除
されると、これを感知して車輪２の回動を阻止する車輪
回動阻止機構３を設けたので、車椅子に座っていた人が
立ち上がると同時に、座部１上面に加わっていた力がな
くなったことを車輪回動阻止機構３が自動的に感知して
この車輪回動阻止機構３が自動的に車輪２の回動を阻止
することができる。When the force applied to the upper surface of the seat 1 is released, a wheel rotation preventing mechanism 3 for detecting the release of the force and preventing the rotation of the wheel 2 is provided. At the same time, the wheel rotation preventing mechanism 3 automatically detects that the force applied to the upper surface of the seat 1 has disappeared, and the wheel rotation preventing mechanism 3 automatically prevents the rotation of the wheel 2. can do.
【００１６】更に、座部１上面に力が加わると車輪回動
阻止機構３がこれを感知して車輪２を回動自在にできる
ように構成したので、車椅子に人が座ると同時に、座部
１上面に力が加わったことを車輪回動阻止機構３が自動
的に感知して、この車輪回動阻止機構３が自動的に車輪
２を回動自在にして車椅子を自由に移動することができ
る。Further, the wheel rotation preventing mechanism 3 senses that a force is applied to the upper surface of the seat 1 so that the wheel 2 can be rotated freely. 1 When the wheel rotation preventing mechanism 3 automatically detects that a force is applied to the upper surface, the wheel rotation preventing mechanism 3 automatically turns the wheel 2 to freely move the wheelchair. it can.
【００１７】また、座部１上面に力が加わると、この力
により座部１下部に設けた駆動レバー４が下がり、この
駆動レバー４の作動により駆動レバー４の一端に取り付
けたワイヤ５を介してワイヤ５の他端に取り付けたブレ
ーキ板６を引っ張りブレーキ板６と車輪２のスポーク７
との組み合わせを解除するので、車椅子に人が座ると駆
動レバー４が下がり、駆動レバー４の一端に取り付けた
ワイヤ５を介してワイヤ５の他端に取り付けたブレーキ
板６を引っ張り、車輪２のスポーク７と組み合わされて
いるブレーキ板６を引き抜き、車輪２のスポーク７とブ
レーキ板６との組み合わせを解除し、車輪２を回動自在
にすることができる。When a force is applied to the upper surface of the seat 1, the drive lever 4 provided at the lower portion of the seat 1 is lowered by the force, and the operation of the drive lever 4 causes a wire 5 attached to one end of the drive lever 4 to move. And pulling the brake plate 6 attached to the other end of the wire 5 and the spokes 7 of the wheel 2
When the person sits in the wheelchair, the drive lever 4 is lowered, and the brake plate 6 attached to the other end of the wire 5 is pulled through the wire 5 attached to one end of the drive lever 4, and By pulling out the brake plate 6 combined with the spokes 7, the combination of the spokes 7 of the wheel 2 and the brake plate 6 is released, and the wheel 2 can be turned freely.
【００１８】更に、座部１上面の力が解除されると座部
１下部に設けた駆動レバー４が上昇し、駆動レバー４の
作動により駆動レバー４の一端に取り付けたワイヤ５が
弛緩してワイヤ５の他端に取り付けたブレーキ板６を車
輪２のスポーク７に組み合わせるように構成したので、
車椅子に座っていた人が立ち上がると駆動レバー４が上
昇し、駆動レバー４の一端に取り付けたワイヤ５が弛緩
してワイヤ５の他端に取り付けたブレーキ板６を車輪２
のスポーク７に組み合わせるので、車輪２の回動を阻止
することができる。Further, when the force on the upper surface of the seat 1 is released, the drive lever 4 provided at the lower portion of the seat 1 rises, and the operation of the drive lever 4 causes the wire 5 attached to one end of the drive lever 4 to relax. Since the brake plate 6 attached to the other end of the wire 5 is configured to be combined with the spokes 7 of the wheel 2,
When a person sitting in a wheelchair stands up, the drive lever 4 rises, the wire 5 attached to one end of the drive lever 4 relaxes, and the brake plate 6 attached to the other end of the wire 5 is moved to the wheel 2.
, The rotation of the wheel 2 can be prevented.
【００１９】また、車椅子の支持部材８に取り付け可能
な取付支柱９に駆動レバー４を設け、この駆動レバー４
の作動により駆動レバー４の一端に設けたワイヤ５を引
っ張り若しくは弛緩できるように構成し、ワイヤ５の他
端にブレーキ板６を設けたので、この車椅子用自動ブレ
ーキ装置を車椅子に容易に取り付けることができ、ブレ
ーキ板６を車椅子の車輪２のスポーク７に組み合わせる
ことができ、ワイヤ５の引っ張り若しくは弛緩によりブ
レーキ板６をスポーク７に組み合わせたり、解除したり
でき、車輪２の回動を阻止したり回動自在にしたりする
ことができる。A driving lever 4 is provided on a mounting column 9 which can be mounted on a supporting member 8 of a wheelchair.
Since the wire 5 provided at one end of the drive lever 4 can be pulled or loosened by the operation of the brake lever 6 and the brake plate 6 is provided at the other end of the wire 5, the automatic brake device for a wheelchair can be easily attached to the wheelchair. The brake plate 6 can be combined with the spokes 7 of the wheel 2 of the wheelchair, and the brake plate 6 can be combined with or released from the spokes 7 by pulling or loosening the wire 5 to prevent the rotation of the wheel 2. And can be turned freely.
【００２０】[0020]
【実施例】本発明の一実施例に係る車椅子及び車椅子用
自動ブレーキ装置について以下図面に基づき説明する。DESCRIPTION OF THE PREFERRED EMBODIMENTS A wheelchair and an automatic brake device for a wheelchair according to an embodiment of the present invention will be described below with reference to the drawings.
【００２１】本実施例は、図１に示すように、座部１の
両側に車輪２を設けた車椅子において、座部１上面に加
わっていた力が解除されると車輪２の回動を阻止する車
輪回動阻止機構３を車椅子の適宜な場所に取り付ける。In this embodiment, as shown in FIG. 1, in a wheelchair having wheels 2 provided on both sides of a seat 1, when the force applied to the upper surface of the seat 1 is released, the rotation of the wheels 2 is prevented. The wheel rotation preventing mechanism 3 to be mounted is attached to an appropriate place of the wheelchair.
【００２２】車輪回動阻止機構３を車椅子に取り付けた
詳細構成について、図２に基づき説明する。A detailed configuration in which the wheel rotation preventing mechanism 3 is mounted on a wheelchair will be described with reference to FIG.
【００２３】車輪回動阻止機構３を車椅子に取り付ける
ために、車椅子に設けてある折り畳み用部材としての支
持部材８に取り付け可能な取付支柱９に、駆動レバー４
を支持台１２を介して取り付ける。In order to mount the wheel rotation preventing mechanism 3 on a wheelchair, a driving lever 4 is mounted on a mounting column 9 which can be mounted on a supporting member 8 provided as a folding member provided on the wheelchair.
Is mounted via the support 12.
【００２４】車輪２のスポーク７に組み合わせ及び組み
合わせ解除可能となるように先端に凹部を形成したブレ
ーキ板６を摺動自在に保持できるブレーキ板収納体14に
内設し、このブレーキ板収納体14を取付支柱24を介して
車椅子を構成する適宜な支持部材25に適宜取り付け固定
する。A brake plate housing 14 having a recess formed at the tip so that it can be combined with and released from the spokes 7 of the wheel 2 is provided inside a brake plate housing 14 which can be slidably held. Is mounted and fixed to a suitable support member 25 constituting a wheelchair via a mounting column 24 as appropriate.
【００２５】取付支柱９を支持部材８に取り付ける具体
的な方法は、図２，図３に示すように、取付支柱９の両
側に位置し、交差状態の２つの支持部材８の交差部に２
つの支持部材８を貫通する孔を設け、この孔に取付支柱
９の両端部に設けた螺子部を各々挿入し支持部材８の両
側からナット20でワッシャ21を介して締め付け固定す
る。As shown in FIGS. 2 and 3, a specific method of attaching the mounting support 9 to the support member 8 is as follows.
Screw holes provided at both ends of the mounting column 9 are inserted into the holes, and the nuts 20 are tightened and fixed with nuts 20 from both sides of the support member 8 through the washers 21.
【００２６】尚、タイプの違う車椅子に全て対応できる
ように取付支柱９の螺子部に貫入できる管部材22を適宜
設けて、支持部材８間の寸法の違いに対して全て対応で
きるようにしてある。In addition, a pipe member 22 which can penetrate into the screw portion of the mounting post 9 is provided as appropriate so as to be able to cope with all types of wheelchairs, so that all the differences in dimensions between the support members 8 can be coped with. .
【００２７】更に、取付支柱９が回動することを防止す
るために、少なくとも取付支柱９の一端の支持部材８の
内側に位置するように取付板16を取付支柱９の螺子部に
貫入し、この取付板16の外側には、交差した支持部材８
間に位置する凸部17を交差部の両側に設けている。取付
板16は取付支柱９に溶接などにより完全に固定状態とし
ている。Further, in order to prevent the mounting column 9 from rotating, the mounting plate 16 is inserted into the screw portion of the mounting column 9 so as to be positioned at least inside the support member 8 at one end of the mounting column 9, Outside the mounting plate 16, the crossed support members 8
Protrusions 17 located therebetween are provided on both sides of the intersection. The mounting plate 16 is completely fixed to the mounting column 9 by welding or the like.
【００２８】取付支柱９の中間部の適宜な部分に、取付
支柱９を貫入できる孔を設けた支持台12を設け、この支
持台12には孔と連通する溝及び溝部を直角に横断する孔
を適宜設け、取付支柱９を支持台12の孔に挿入し、支持
台12を所定の位置に設定して溝部を直角に横断する孔
に、溝部を設けた支持台12の両側から、例えば、ボルト
とナットとを用いて溝部の両側を締め付け、支持台12の
孔に貫入した取付支柱９に対して支持台12が回動したり
移動したりしないように完全に固定する。At a suitable portion in the middle of the mounting post 9, there is provided a support 12 provided with a hole through which the mounting post 9 can penetrate. The support 12 has a groove communicating with the hole and a hole crossing the groove at right angles. Is provided, the mounting column 9 is inserted into the hole of the support base 12, the support base 12 is set at a predetermined position, and a hole that crosses the groove at a right angle, from both sides of the support base 12 provided with the groove, for example, Using a bolt and a nut, both sides of the groove are tightened, and the support 12 is completely fixed to the mounting column 9 that has penetrated into the hole of the support 12 so as not to rotate or move.
【００２９】支持台12の適宜な位置に、支持台12を貫通
する支軸18を固定状態で設け、支持台12の両側に突出し
た支軸18には、略Ｌ字型の２枚の板部材で構成した駆動
レバー４の略中央部に設けた孔を支軸18に回動自在に挿
入して駆動レバー４を取り付け、駆動レバー４の上端部
には、２枚の板部材を連結する連結部材19を設け、この
連結部材19には２枚の板部材の両側に突出する部分に螺
子部を設け、この両側の螺子部に適宜ワッシャなどを介
してナットで締め付け固定する。A support shaft 18 that penetrates the support base 12 is fixedly provided at an appropriate position on the support base 12, and two substantially L-shaped plates are mounted on the support shaft 18 protruding from both sides of the support base 12. A hole provided at a substantially central portion of the drive lever 4 formed of a member is rotatably inserted into the support shaft 18 and the drive lever 4 is attached. Two plate members are connected to the upper end of the drive lever 4. A connecting member 19 is provided. The connecting member 19 is provided with screw portions at portions protruding on both sides of the two plate members, and is fixedly fastened to the screw portions on both sides with nuts via washers or the like as appropriate.
【００３０】駆動レバー４の上端部に設けた連結部材19
の駆動レバー４の両側部に突出した螺子部を２枚の板材
で構成するストローク調整レバー10の一端に各々設けた
孔に貫入して、このストローク調整レバー10の両側部に
突出する連結部材19の螺子部に適宜ワッシャなどを介し
てナットで締め付け固定する。A connecting member 19 provided at the upper end of the drive lever 4
The screw members projecting from both sides of the drive lever 4 penetrate through holes provided at one end of a stroke adjusting lever 10 made of two plates, and connecting members 19 projecting from both sides of the stroke adjusting lever 10. To the threaded portion with an appropriate nut via a washer or the like.
【００３１】ストローク調整レバー10の他端間には、ス
トローク調整レバー10の他端に各々設けた孔に貫通する
軸長のボルトを一方のストローク調整レバー10の側面か
ら貫入し、他方のストローク調整レバー10の側面に突出
したボルトの螺子部にはナットを取り付ける。Between the other ends of the stroke adjusting levers 10, shaft-length bolts penetrating through holes provided in the other ends of the stroke adjusting levers 10 penetrate from one side of one of the stroke adjusting levers 10, respectively. A nut is attached to the screw portion of the bolt protruding from the side surface of the lever 10.
【００３２】ストローク調整レバー10を構成する２枚の
板材間のボルトの軸には、この軸を回動中心とするロー
ラー11をストローク調整レバー10の先端及び側面から突
出する外径形状となるように設ける。The axis of the bolt between the two plates constituting the stroke adjusting lever 10 is provided with a roller 11 having the outer periphery projecting from the tip and side surfaces of the stroke adjusting lever 10 with the roller 11 having this axis as the center of rotation. To be provided.
【００３３】ローラー11が座部１下面に適切に当接し
て、人が座部１に座った時にローラー11が回動しながら
駆動レバー４と共に下方に移動し、人が座部１から立ち
上がった時には駆動レバー４と共にローラー11が上方に
移動して、ローラー11が座部１下面に適切に当接するよ
うに、取付支柱９の取り付け位置と座部１下面との距離
及び座部１下面へのローラー11の当接位置を調整するた
めに、駆動レバー４へのストローク調整レバー10の取り
付け角度を調整したり、必要に応じてストローク調整レ
バー10の長さを変更したものを取り付けたりできるよう
にしてある。The roller 11 appropriately abuts against the lower surface of the seat 1, and when a person sits on the seat 1, the roller 11 moves downward with the drive lever 4 while rotating, and the person stands up from the seat 1. In some cases, the distance between the mounting position of the mounting column 9 and the lower surface of the seat 1 and the distance to the lower surface of the seat 1 are adjusted so that the roller 11 moves upward together with the drive lever 4 so that the roller 11 appropriately contacts the lower surface of the seat 1. In order to adjust the contact position of the roller 11, the angle at which the stroke adjustment lever 10 is attached to the drive lever 4 can be adjusted, and if necessary the length of the stroke adjustment lever 10 can be changed. It is.
【００３４】従って、異なるタイプの車椅子に対して、
取付支柱９を適切に取り付けできると共に、座部１下面
へのローラー11の当接を適切に設定することができる。Therefore, for different types of wheelchairs,
The mounting column 9 can be appropriately mounted, and the contact of the roller 11 with the lower surface of the seat 1 can be appropriately set.
【００３５】駆動レバー４を上下移動させるために、座
部１下面に回動自在のローラー11を設けたので、人が座
部１に座った時に、ローラー11がスムーズに回動して下
方に移動するから、座り心地に違和感がなく座り心地を
悪化させるようなことはない。A rotatable roller 11 is provided on the lower surface of the seat 1 to move the drive lever 4 up and down. When a person sits on the seat 1, the roller 11 rotates smoothly and moves downward. Since it moves, there is no uncomfortable feeling in the sitting comfort, and there is no such thing as deteriorating the sitting comfort.
【００３６】支持台12に設けた支軸18には、支持台12の
両側で支軸18が突出するように駆動レバー４を設けてい
るが、この両側に突出した支軸18の少なくとも一方に
は、渦巻き状のスプリング13を外挿し、このスプリング
13の一端を駆動レバー４に適宜設けた孔に貫入し、スプ
リング13の他端を支持台12に適宜設けた支柱23に横設す
る。The drive lever 4 is provided on the support shaft 18 provided on the support base 12 so that the support shaft 18 protrudes on both sides of the support base 12. At least one of the support shafts 18 protruding on both sides of the drive lever 4 is provided. Extrapolates the spiral spring 13 and this spring
One end of 13 is inserted into a hole appropriately provided in the drive lever 4, and the other end of the spring 13 is laterally provided on a column 23 appropriately provided in the support base 12.
【００３７】駆動レバー４の両側の下端部には、各々ワ
イヤ５の一端を適宜取り付け固定し、各々のワイヤ５の
他端部は、車輪２のスポーク７に組み合わせ可能なブレ
ーキ板６の後端部に適宜取り付け固定する。このワイヤ
５の一端は、支持台12の適宜な部分に設けたワイヤ５保
持部でワイヤ５に外装するチューブを介して保持し、ワ
イヤ５の他端は、ブレーキ板収納体14の適宜な部分に設
けたワイヤ５保持部でワイヤ５に外装するチューブを介
して保持する。At the lower ends on both sides of the drive lever 4, one end of each wire 5 is appropriately mounted and fixed. The other end of each wire 5 is connected to the rear end of a brake plate 6 that can be combined with the spokes 7 of the wheel 2. Attach and fix to the part as appropriate. One end of the wire 5 is held by a wire 5 holding portion provided on an appropriate portion of the support base 12 via a tube which is coated on the wire 5, and the other end of the wire 5 is connected to an appropriate portion of the brake plate housing 14. The wire 5 is held by a wire 5 holding portion provided on the wire 5 via a tube which is provided on the wire 5.
【００３８】車輪２のスポーク７に組み合わせ可能なブ
レーキ板６は、先端に凹部を設け、ブレーキ板６を摺動
自在に保持するブレーキ板収納体14に内設し、ブレーキ
板収納体14の側面の適宜な部分に設けた支柱に渦巻き状
のスプリング15の一端を取り付け、このスプリング15の
他端をブレーキ板６の摺動方向にスプリング15が伸縮で
きるようにブレーキ板６の側面の適宜な部分に設けた支
柱に取り付け、このブレーキ板収納体14を取付支柱24を
介して車椅子を構成している適宜な部材である支持部材
25に適宜取り付け固定して、ブレーキ板６が車輪２のス
ポーク７に組み合わせ及び組み合わせ解除できるように
構成している。The brake plate 6 which can be combined with the spokes 7 of the wheel 2 is provided inside the brake plate housing 14 provided with a concave portion at the tip and holding the brake plate 6 slidably. One end of a spiral spring 15 is attached to a support provided at an appropriate portion of the brake plate 6. The other end of the spring 15 is connected to an appropriate portion of a side surface of the brake plate 6 so that the spring 15 can expand and contract in the sliding direction of the brake plate 6. A support member that is an appropriate member that constitutes a wheelchair by attaching the brake plate housing 14 to the support provided on the
The brake plate 6 is mounted and fixed to the spokes 25 of the wheel 2 so that the brake plate 6 can be combined with and released from the spokes 7 of the wheel 2.
【００３９】次に、以上のように構成した本実施例の車
椅子及び車椅子用自動ブレーキ装置の動作について説明
する。Next, the operation of the wheelchair and the automatic brake device for a wheelchair according to the present embodiment configured as described above will be described.
【００４０】車椅子の座部１に人が座ると、座部１に力
が加わり、座部１が下に下がると共に、座部１の下面に
設けた車輪回動阻止機構３のローラー11が回動して、駆
動レバー４が支軸18を支点にして回動し、駆動レバー４
の上端部が下方に移動すると共に駆動レバー４の下端部
が図３の左側へ移動し、これに伴って駆動レバー４の下
端部に取り付け固定してあるワイヤ５の一端が左側に移
動する。When a person sits on the seat 1 of the wheelchair, a force is applied to the seat 1 to lower the seat 1 and the rollers 11 of the wheel rotation preventing mechanism 3 provided on the lower surface of the seat 1 rotate. The drive lever 4 rotates about the support shaft 18 as a fulcrum,
3, the lower end of the drive lever 4 moves to the left in FIG. 3, and accordingly, one end of the wire 5 fixed to the lower end of the drive lever 4 moves to the left.
【００４１】駆動レバー４の回動によりワイヤ５の一端
が移動すると、ワイヤ５の他端が引っ張られて、ワイヤ
５の他端を取り付け固定したブレーキ板６を引っ張り、
車輪２のスポーク７に組み合っていたブレーキ板６の組
み合わせを解除して、車輪２が回動自在となる。When one end of the wire 5 is moved by the rotation of the drive lever 4, the other end of the wire 5 is pulled, and the brake plate 6 to which the other end of the wire 5 is attached and fixed is pulled.
When the combination of the brake plates 6 combined with the spokes 7 of the wheels 2 is released, the wheels 2 become rotatable.
【００４２】車椅子の座部１に座っていた人が立ち上が
ると、座部１に加わっていた力がなくなり、座部１が上
に上がると共に、座部１の下面に設けた車輪回動阻止機
構３のローラー11が上に上がる。When a person sitting on the seat 1 of the wheelchair stands up, the force applied to the seat 1 is lost, the seat 1 is raised, and a wheel rotation preventing mechanism provided on the lower surface of the seat 1. The third roller 11 goes up.
【００４３】この時、駆動レバー４が回動して駆動レバ
ー４の上端部が上に上がるが、これは、支軸18に設けた
スプリング13が、人が座部１に座った時に駆動レバー４
の回動により圧縮された状態となっているので、人が座
部１から立ち上がると、この圧縮されているスプリング
13が元に戻ろうとして駆動レバー４を回動させ駆動レバ
ー４の上端部が上に上がる。At this time, the drive lever 4 rotates and the upper end of the drive lever 4 moves upward. This is because the spring 13 provided on the support shaft 18 is driven when the person sits on the seat 1. 4
When the person stands up from the seat 1, the compressed spring
The drive lever 4 is rotated to return to the original position, and the upper end of the drive lever 4 is raised.
【００４４】そして、駆動レバー４が回動すると、駆動
レバー４の下端部に取り付け固定してあるワイヤ５が弛
緩して、ワイヤ５の他端に取り付けたブレーキ板６を車
輪２のスポーク７に組み合わせる。When the drive lever 4 rotates, the wire 5 attached and fixed to the lower end of the drive lever 4 is relaxed, and the brake plate 6 attached to the other end of the wire 5 is attached to the spoke 7 of the wheel 2. combine.
【００４５】ワイヤ５が弛緩して、ワイヤ５の他端に取
り付けたブレーキ板６を車輪２のスポーク７に組み合わ
せるために、ブレーキ板収納体14の支柱とブレーキ板６
の支柱とに設けたスプリング15がワイヤ５が引っ張られ
た時に伸びた状態となっているので、ワイヤ５が弛緩す
るとスプリング15が収縮してブレーキ板６を車輪２のス
ポーク７に組み合わせるようにしてあり、ブレーキ板６
が車輪２のスポーク７に組み合わされると車輪２の回動
が阻止される。When the wire 5 is relaxed and the brake plate 6 attached to the other end of the wire 5 is combined with the spoke 7 of the wheel 2, the strut of the brake plate housing 14 and the brake plate 6
When the wire 5 is pulled, the spring 15 contracts when the wire 5 is relaxed, so that the spring 15 contracts and the brake plate 6 is combined with the spoke 7 of the wheel 2. Yes, brake plate 6
Is combined with the spokes 7 of the wheel 2, the rotation of the wheel 2 is prevented.
【００４６】[0046]
【発明の効果】本発明は、以上のように、座部上面に加
わっていたが力が解除されると、車椅子の回動を阻止す
る自動ブレーキ装置を設けたので車椅子に座っていた人
が従来のように手動でブレーキを作動させるようなこと
をしなくとも、車椅子に座っていた人が立ち上がると同
時に自動的にブレーキ装置が作動して車輪の回動を阻止
するので、車椅子はその場に停止状態となり、従来のよ
うに車椅子がかってに移動して、回りにいる人に衝突し
てケガをさせるような危険性を排除でき、非常に安全性
の高い車椅子とすることができる。As described above, the present invention is applied to the upper surface of the seat, but when the force is released, the automatic brake device for preventing the rotation of the wheelchair is provided. Even if you do not manually apply the brakes as in the past, the wheelchair can be turned on immediately when the person sitting in the wheelchair starts up as soon as the person in the wheelchair gets up and the wheel brakes automatically operate. As a result, the danger of the wheelchair moving backward and colliding with a person in the vicinity to cause injury can be eliminated, and a highly safe wheelchair can be obtained.
【００４７】また、座部上面に加わっていた力が解除さ
れると、これを感知して車輪の回動を阻止する車輪回動
阻止機構を設けたので、車椅子に座っていた人が立ち上
がると同時に、座部上面に加わっていた力がなくなった
ことを車輪回動阻止機構が自動的に感知してこの車輪回
動阻止機構が自動的に車輪の回動を阻止することができ
る。When the force applied to the upper surface of the seat portion is released, a wheel rotation preventing mechanism for detecting the force and preventing the rotation of the wheel is provided, so that a person sitting in a wheelchair stands up. At the same time, the wheel rotation prevention mechanism automatically detects that the force applied to the upper surface of the seat has disappeared, and the wheel rotation prevention mechanism can automatically prevent the rotation of the wheel.
【００４８】従って、従来のように、車椅子に乗る場
合、ブレーキを作動させて車輪の回動を阻止してから乗
った方が乗り易く安全であるのに、ブレーキをかけ忘れ
て車椅子に乗ろうとした時、車椅子が後ろに移動してし
まい、人が転倒してケガをするようなことが回避でき、
本発明の車椅子は人が車椅子に乗る前には、必ず車椅子
はブレーキがかかった状態であり、非常に安全性が高く
乗り易い。Therefore, as in the prior art, when a person is in a wheelchair, it is easier and safer to ride the wheel after activating the brake to prevent the wheels from rotating. When this happens, the wheelchair moves backwards, preventing people from falling and getting injured,
The wheelchair of the present invention always has a brake applied state before a person gets on the wheelchair, and is very safe and easy to ride.
【００４９】以上のように、本発明の車椅子は、車椅子
への乗り降りに際して車椅子のブレーキを自動的に作動
させることのできる非常に安全性が高く乗り易い車椅子
とすることができる。As described above, the wheelchair of the present invention can be a very safe and easy-to-ride wheelchair which can automatically operate the brake of the wheelchair when getting on and off the wheelchair.
【００５０】従って、本発明の車椅子は、痴呆症の老人
などが使用しても、ブレーキが自動的に作動するので危
険性が極めて少なく安全に使用することができる。Therefore, even if the wheelchair of the present invention is used by an elderly person with dementia or the like, the brakes are automatically activated, so that there is little danger and the wheelchair can be used safely.
【００５１】また、本発明の車椅子用自動ブレーキ装置
は、前述のように構成したので、タイプの異なる車椅子
に対して全て容易に取り付けできる非常に実用性の高い
ものであり、既存の手動式ブレーキの付設された車椅子
に本発明の車椅子用自動ブレーキ装置を取り付けるだけ
で、安全性が高く乗り易い車椅子とすることができる。The automatic brake device for a wheelchair of the present invention is constructed as described above, so that it can be easily mounted on wheelchairs of different types, and is very practical. By simply attaching the automatic brake device for a wheelchair of the present invention to a wheelchair provided with, a wheelchair with high safety and easy riding can be obtained.
【図１】本発明の一実施例に係る車椅子の使用状態を示
す説明図である。FIG. 1 is an explanatory diagram showing a use state of a wheelchair according to one embodiment of the present invention.
【図２】本発明の一実施例に係る車椅子用自動ブレーキ
装置を示す斜視図である。FIG. 2 is a perspective view showing an automatic brake device for a wheelchair according to one embodiment of the present invention.
【図３】本発明の一実施例に係る車椅子用自動ブレーキ
装置の主要部を示す説明図である。FIG. 3 is an explanatory view showing a main part of an automatic brake device for a wheelchair according to one embodiment of the present invention.
１ 座部 ２ 車輪 ３ 車輪回動阻止機構 ４ 駆動レバー ５ ワイヤ ６ ブレーキ板 ７ スポーク ８ 支持部材 ９ 取付支柱 DESCRIPTION OF SYMBOLS 1 Seat 2 Wheel 3 Wheel rotation prevention mechanism 4 Drive lever 5 Wire 6 Brake plate 7 Spoke 8 Support member 9 Mounting column
Claims (6)
て、座部上面に加わっていた力が解除されると車輪の回
動を阻止する自動ブレーキ装置を設けたことを特徴とす
る車椅子。1. A wheelchair provided with wheels on both sides of a seat, wherein an automatic brake device for preventing rotation of the wheels when a force applied to the upper surface of the seat is released is provided.
と、これを感知して車輪の回動を阻止する車輪回動阻止
機構を設け、座部上面に力が加わると前記車輪回動阻止
機構がこれを感知して車輪を回動自在にできるように構
成した自動ブレーキ装置を設けたことを特徴とする車椅
子。2. A wheel rotation preventing mechanism for detecting when the force applied to the upper surface of the seat is released and preventing the rotation of the wheel when the force is released, and turning the wheel when the force is applied to the upper surface of the seat. A wheelchair provided with an automatic brake device configured so that the movement preventing mechanism can detect this and make the wheels freely rotatable.
た駆動レバーが下がり、駆動レバーの作動により駆動レ
バーの一端に取り付けたワイヤを介してワイヤの他端に
取り付けたブレーキ板を引っ張りブレーキ板と車輪のス
ポークとの組み合わせを解除し、座部上面の力が解除さ
れると座部下部に設けた駆動レバーが上昇し、駆動レバ
ーの作動により駆動レバーの一端に取り付けたワイヤが
弛緩してワイヤの他端に取り付けたブレーキ板を車輪の
スポークに組み合わせるようにして前記自動ブレーキ装
置を構成したことを特徴とする車椅子。3. When a force is applied to the upper surface of the seat, the drive lever provided on the lower portion of the seat lowers, and the brake lever attached to the other end of the wire via the wire attached to one end of the drive lever by actuation of the drive lever. When the combination of the tension brake plate and the spokes of the wheel is released, and the force on the upper surface of the seat is released, the drive lever provided at the lower part of the seat rises, and the wire attached to one end of the drive lever is activated by the operation of the drive lever. A wheelchair, wherein the automatic brake device is configured such that a brake plate that is loosened and attached to the other end of the wire is combined with a spoke of a wheel.
在に制御する車椅子用ブレーキ装置において、車椅子の
座部上面に力が加わると車輪を回動自在に制御し、座部
上面の力が解除されると車輪の回動を阻止するように制
御できるように構成したことを特徴とする車椅子用自動
ブレーキ装置。4. A wheelchair brake device for preventing or rotatably controlling the rotation of a wheel of a wheelchair, when a force is applied to an upper surface of a seat of the wheelchair, the wheel is controlled to be rotatable, and a force of the upper surface of the seat is controlled. An automatic brake device for a wheelchair, characterized in that it can be controlled so as to prevent the rotation of the wheel when is released.
在に制御する車椅子用ブレーキ装置において、車椅子の
座部上面に加わっていた力が解除されると、これを感知
して車輪の回動を阻止する車輪回動阻止機構を設け、座
部上面に力が加わると前記車輪回動阻止機構がこれを感
知して車輪を回動自在に制御できるように構成したこと
を特徴とする車椅子用自動ブレーキ装置。5. A wheelchair brake device for preventing or controlling the rotation of a wheel of a wheelchair when the force applied to the upper surface of a seat portion of the wheelchair is released, and the rotation is detected by detecting this. A wheelchair, wherein a wheel rotation preventing mechanism for preventing movement is provided, and when a force is applied to the upper surface of the seat portion, the wheel rotation preventing mechanism detects the force and controls the wheel to be rotatable. For automatic braking device.
に駆動レバーを設け、この駆動レバーの作動により駆動
レバーの一端に設けたワイヤを引っ張り若しくは弛緩で
きるように構成し、ワイヤの他端にブレーキ板を設けた
ことを特徴とする車椅子用自動ブレーキ装置。6. A driving lever is provided on a mounting column that can be mounted on a support member of a wheelchair, and a wire provided at one end of the driving lever can be pulled or relaxed by the operation of the driving lever. An automatic brake device for a wheelchair, comprising a brake plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP08250100A JP3103775B2 (en) | 1996-09-20 | 1996-09-20 | wheelchair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP08250100A JP3103775B2 (en) | 1996-09-20 | 1996-09-20 | wheelchair |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH1085267A true JPH1085267A (en) | 1998-04-07 |
| JP3103775B2 JP3103775B2 (en) | 2000-10-30 |
Family
ID=17202825
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP08250100A Expired - Lifetime JP3103775B2 (en) | 1996-09-20 | 1996-09-20 | wheelchair |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3103775B2 (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1413279A3 (en) * | 2002-10-22 | 2006-02-01 | Noritaka Kimura | Wheelchair |
| US7144025B2 (en) | 2003-10-24 | 2006-12-05 | Teac Corporation | Wheelchair, brake unit therefor, and brake unit for a manually-propelled vehicle |
| JP2009297165A (en) * | 2008-06-11 | 2009-12-24 | Pigeon Corp | Wheelchair |
| JP2010099314A (en) * | 2008-10-24 | 2010-05-06 | Gunji Kk | Wheel locking device of wheelchair |
| JP2010187982A (en) * | 2009-02-19 | 2010-09-02 | Matsunaga Seisakusho:Kk | Automatic locking mechanism for wheelchair |
| JP2011024762A (en) * | 2009-07-24 | 2011-02-10 | Biomedical Engineering Inc | Braking device, braking method, and wheelchair |
| JP2012205678A (en) * | 2011-03-29 | 2012-10-25 | Kyb Co Ltd | Wheelchair brake device |
| JP2012205677A (en) * | 2011-03-29 | 2012-10-25 | Kyb Co Ltd | Footrest device for wheelchair |
| JP2012205675A (en) * | 2011-03-29 | 2012-10-25 | Kyb Co Ltd | Footrest device for wheelchair |
| KR101244450B1 (en) | 2011-10-20 | 2013-03-18 | 코리아케어서프라이 주식회사 | Brake system for wheelchair |
| JP2017164639A (en) * | 2011-12-06 | 2017-09-21 | 国立大学法人 大分大学 | wheelchair |
-
1996
- 1996-09-20 JP JP08250100A patent/JP3103775B2/en not_active Expired - Lifetime
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1413279A3 (en) * | 2002-10-22 | 2006-02-01 | Noritaka Kimura | Wheelchair |
| KR100947583B1 (en) * | 2002-10-22 | 2010-03-15 | 노리타카 기무라 | Wheelchair with automatic brake |
| US7144025B2 (en) | 2003-10-24 | 2006-12-05 | Teac Corporation | Wheelchair, brake unit therefor, and brake unit for a manually-propelled vehicle |
| JP2009297165A (en) * | 2008-06-11 | 2009-12-24 | Pigeon Corp | Wheelchair |
| JP2010099314A (en) * | 2008-10-24 | 2010-05-06 | Gunji Kk | Wheel locking device of wheelchair |
| JP2010187982A (en) * | 2009-02-19 | 2010-09-02 | Matsunaga Seisakusho:Kk | Automatic locking mechanism for wheelchair |
| JP2011024762A (en) * | 2009-07-24 | 2011-02-10 | Biomedical Engineering Inc | Braking device, braking method, and wheelchair |
| JP2012205678A (en) * | 2011-03-29 | 2012-10-25 | Kyb Co Ltd | Wheelchair brake device |
| JP2012205677A (en) * | 2011-03-29 | 2012-10-25 | Kyb Co Ltd | Footrest device for wheelchair |
| JP2012205675A (en) * | 2011-03-29 | 2012-10-25 | Kyb Co Ltd | Footrest device for wheelchair |
| KR101244450B1 (en) | 2011-10-20 | 2013-03-18 | 코리아케어서프라이 주식회사 | Brake system for wheelchair |
| JP2017164639A (en) * | 2011-12-06 | 2017-09-21 | 国立大学法人 大分大学 | wheelchair |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3103775B2 (en) | 2000-10-30 |
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