JP5443432B2 - Exercise auxiliary chair - Google Patents

Description

  The present invention relates to an exercise auxiliary chair, and more particularly, to an exercise auxiliary chair that can be used not only as a training by an elderly person or a person who performs rehabilitation, but also as an ordinary chair.

  Japan's aging is rapidly progressing, and the ratio of the elderly to the population has risen significantly. Many elderly people are suffering from weakness of their legs and joint pain, so many people are sitting on their chairs. For these people, sitting on the chair and getting up is a significant burden. For this reason, in order to eliminate the burden on elderly people and persons with disabilities standing up from a chair, for example, JP-A-8-670 (Patent Document 1), JP-A-8-112314 (Patent Document 2), Various proposals have been made in Japanese Unexamined Patent Application Publication No. 2004-267410 (Patent Document 3).

JP-A-8-670 JP-A-8-112314 JP 2004-267410 A

  However, the chairs shown in each of the above-mentioned patent documents are premised on the use in a state of being fixed to the floor surface, and it is not considered so much that the chair can be moved safely and easily. . For this reason, when the user tries to move the chair to the table side, a large force may be required to lift the chair, or the chair may not be moved well due to insufficient force. In this case, if a moving means such as a caster is attached to the chair, the movement of the chair becomes easy, but it is too easy to move, so it can be used as an exercise assisting chair, or when the user sits or stands up, the chair reacts. There is a problem that the user may be easily pushed backward and the user may fall down, which is very dangerous. In addition, in the case of a chair having a structure in which the armrest of the chair protrudes forward, there is a problem that the armrest becomes in the way and cannot be approached near the table.

  Therefore, the present invention has been made in view of such a problem, and can be easily and safely moved to a desired position, and can be used for exercise that prevents the chair from moving carelessly during use. The purpose is to provide an auxiliary chair.

  In order to solve the above-mentioned problem, the invention according to claim 1 is an exercise assisting chair that assists a user who performs bending and stretching exercises by raising the seating surface, and a moving means is provided on the bottom surface, and on the upper surface side. A base plate on which a seat surface on which a user sits is arranged, a pair of armrests arranged via legs erected on the base plate, and a front portion of the armrest and the base plate are connected to stand. An exercise handle having a handle on the upper portion of the support column and a contact provided on the lower portion of the support column so as to protrude obliquely with respect to the floor surface, with the longitudinal direction of the support column as a rotation axis A moving handle for bringing the contact into contact with or releasing the floor by rotating the support column, and a biasing member that urges the contact to come into contact with the floor and releases the fixing stopper. And to provide a movement booster seat, characterized in that it is constituted by a fixed stopper which contacts with the floor surface is formed to be released by bundles.

  In order to solve the above-mentioned problem, the present invention according to claim 2 is the auxiliary chair for exercise according to claim 1, wherein the contact forms a sphere, and the contact is formed by rotating the support column of the exercise handle. Is brought into contact with the floor surface or accommodated on the base plate.

  In order to solve the above problem, the present invention according to claim 3 is the auxiliary chair for exercise according to claim 1 or 2, wherein the fixing stopper is attached to a shaft spanned between a pair of legs. And a biasing member that is urged in the floor direction by a spring as the urging member, and a fixed stopper release handle that is operated by the user is coupled to the shaft. , The contact between the fixing stopper and the floor is released against the biasing force of the spring, and when the user releases the fixing stopper release handle, the fixing stopper is moved by the spring biasing force. It is formed so as to be in contact with the floor surface.

According to the exercise auxiliary chair of the present invention, the exercise auxiliary chair can be easily and safely moved to a desired position, and the chair can be prevented from moving carelessly during use. is there.
Further, according to the auxiliary chair for exercise according to the present invention, the fixing stopper is always in contact with being biased to the floor surface, so that it is firmly fixed to the floor surface and protrudes forward of the chair. Since the handle used during the exercise can be accommodated inside the armrest tip, there is an effect that the exercise handle does not get in the way even when facing the table.

It is the perspective view which looked at one embodiment of the auxiliary chair for exercise concerning the present invention from the upper direction. It is the perspective view which looked at the auxiliary chair for exercise shown in FIG. 1 from the lower side. It is a front view of the auxiliary chair for exercise shown in FIG. It is a top view of the auxiliary chair for exercise shown in FIG. It is the perspective view seen from the back of the auxiliary chair for exercise shown in FIG. It is a perspective view which shows operation which the user M stands up from the auxiliary chair for exercise. It is a perspective view which shows the state which retracted the handle of the exercise auxiliary chair shown in FIG.

[Composition of auxiliary chair for exercise]
Hereinafter, the auxiliary chair for exercise according to the present invention will be described in detail based on a preferred embodiment. FIG. 1 is a perspective view of an embodiment of an auxiliary chair for exercise according to the present invention as seen from above, FIG. 2 is a perspective view of the auxiliary chair for exercise shown in FIG. 1 as seen from below, and FIG. 3 is a front view of the exercise auxiliary chair shown in FIG. 1, FIG. 4 is a plan view of the exercise auxiliary chair shown in FIG. 1, and FIG. 5 is an exercise auxiliary chair shown in FIG. It is the perspective view seen from back.

  The illustrated auxiliary chair 1 for exercise is roughly a flat base plate 12 having four casters 11 and 11 as moving means on the lower surface of each corner portion, and 2 erected on the rear side of the base plate 12. Leg 13, 13, a box 14 installed on the upper surface of the base plate 12, a seat surface 15 attached to a front part of the upper surface of the box 14 by a hinge and seated by a user, Two armrests 16, 16 installed horizontally with one end fixed to the upper part of 13, a backrest 17 attached between the upper parts of the legs 13, 13, the front part of the armrests 16, 16 and the base plate 12 The movement handles 18 and 18 are arranged so as to be capable of at least half rotation (for example, 170 °) between them.

  As shown in FIG. 2, a shaft 22 spanned between the pair of legs 13, 13 is rotatably disposed horizontally, and lever-shaped fixing stopper release handles 21 are provided at both ends of the shaft 22. , 21 are connected so as to extend upward, and J-shaped stopper bodies 23, 23 are connected to both ends of the shaft 22 so as to extend downward toward the floor surface. One end of a pair of springs 20, 20 is attached near the lower end side in the middle of 23. The opposite ends of the springs 20 and 20 are fixed to the base plate 12. Moreover, the stoppers 19 and 19 for fixation which contact a floor surface are attached to the lower end of the stopper main bodies 23 and 23. FIG. Thus, since the fixing stoppers 19 and 19 are urged in the floor direction by the pair of springs 20 and 20 described above, the distal end surface of the fixing stoppers 19 and 19 is the installation surface (floor surface) of the exercise auxiliary chair 1. ) At all times (see FIG. 5). Therefore, it is prevented that the auxiliary chair 1 for exercise moves easily. With this configuration, when the user M operates the fixing stopper release handles 21, 21, the contact between the fixing stopper 19 and the floor surface is released against the urging force of the spring 20, and the user M is used for fixing. When the stopper release handles 21 and 21 are released, the fixing stoppers 19 and 19 come into contact with the floor surface by the urging force of the springs 20 and 20. It is desirable to use a non-slip material such as rubber for the portions of the fixing stoppers 19 that contact the floor. Further, in the present embodiment, the fixing stopper release handles 21 and 21 are provided at the left and right two positions so that the user can operate with the dominant hand, and when there is an assistant, assistance is provided. This is because the user can use the side that is easy to operate. The fixing stopper release handles 21 and 21 can be provided only on either the left or right side.

  A link spring mechanism (not shown) is built in the box body 14. This link spring mechanism is the same as that disclosed in, for example, Japanese Patent Application Laid-Open No. 2007-107678 and Japanese Patent No. 3795057. A stand-up auxiliary chair can be constructed by incorporating this link spring mechanism into a chair, and it becomes possible to perform moderate exercise by repeating it while assisting the user to sit on the chair or stand up. ing. The link spring mechanism will be briefly described. Two link plates crossed in an X-shape are arranged to face each other, the upper end and the lower end are connected by shafts, and the link plates are further connected to the upper and lower ends. The link spring mechanism that is movable as if it is a single spring is formed by linking the springs around the shaft. Such a link spring mechanism is accommodated in the box body 14, and the upper portion 140 coupled to the link spring mechanism (not shown) moves up and down according to the seating situation of the user M, and the user M rises. As shown in FIGS. 5 and 7, the upper portion 140 is lifted and the seat surface 15 is tilted forward by about 55 ° as the collar portion is lifted from the seat surface 15.

The seat surface 15 is attached to the front portion of the box body 14 by a hinge (not shown), and a load is applied to the seat surface 15 due to a spring being incorporated in the hinge 15.
Will eventually turn to the angle described above.

  The exercise handles 18, 18 include crank-shaped struts 184 whose upper portions are bent twice forward and upward, and are erected so as to connect the front portion (tip side) of the armrest 16 and the base plate 12. . Handles 182 and 182 are provided at the upper ends of the columns 184, and spherical contacts 180 and 180 are attached to the lower ends of the bars 181 and 181 attached so as to be inclined with respect to the floor surface. It is attached. The connecting portions of the bars 181 and 181 and the contacts 180 and 180 are pivotally supported by the fulcrum 183 of the base plate 12. With such a configuration, the motion handles 18 and 18 can be rotated as a whole (about 170 ° in the illustrated embodiment) about the longitudinal direction of the support column 184 as an axis. As a result, the contacts 180 and 180 can be brought into contact with the floor surface or accommodated on the upper side of the base plate 12.

[Operation of auxiliary chair for exercise]
Next, the operation and operation of the above-described exercise auxiliary chair 1 will be described. The fixed exercise auxiliary chair 1 is in the state shown in FIGS. First, the height position of the seat 12 is adjusted according to the seat height of the user M. For this purpose, the height of the seating surface 15 is adjusted by adjusting the operation portion of the link spring mechanism provided inside the box body 14 by the user or an assistant. Then, the spring pressure of the elastic member attached to the link spring mechanism is adjusted according to the weight of the user.

  Since the stopper bodies 23 and 23 are always pulled by the springs 20 and 20, the lower surfaces of the fixing stoppers 19 and 19 are urged toward the floor surface. Therefore, the fixing stoppers 19 and 19 are always in pressure contact with the floor surface. Therefore, the movement of the base plate 12, that is, the exercise auxiliary chair 1 is fixed to the floor surface, and the movement is prevented. Therefore, even if the user M moves his body or another person contacts the exercise auxiliary chair 1, the exercise auxiliary chair 1 does not move easily.

  On the other hand, when the grips 182 and 182 of the exercise handles 18 and 18 are positioned in front of the armrests 16 and 16, the contacts 180 and 180 attached to the tips of the bars 181 and 181 protrude obliquely downward on the front. Therefore, the contacts 180 and 180 are in close contact with the floor surface. Therefore, the exercise auxiliary chair 1 is in a state of being firmly fixed to the floor surface by the fixing stoppers 19 and 19 and the contacts 180 and 180, and the user performs bending and stretching exercises while grasping the grips 182 and 182. (See FIG. 6).

  Next, when the user M wants to move the exercise auxiliary chair 1 while sitting on the seating surface 15, the user M rotates the exercise handles 18, 18 to move the handles 182, 182 to the armrests 16, 16 side. Move. The contactors 180 and 180 are also rotated by the rotational movement of the motion handles 18 and 18 so as to be separated from the floor surface and accommodated on the base plate 12 (see FIG. 7). Then, the user M further holds the upper portions of the fixing stopper release handles 21 and 21 with his hand and tilts the front. By this operation, the fixing stoppers 19 and 19 are lifted from the floor surface against the springs 20 and 20, and the base plate 12 can be freely moved by the casters 11. Then, when the user M performs an operation of pushing or pulling the exercise auxiliary chair 1 using his / her legs or waist in a desired direction, the exercise auxiliary chair 1 is moved in a desired direction, for example, near the table. be able to. When the auxiliary exercise chair 1 moves to a desired position, the user M releases his / her hands from the fixing stopper release handles 21 and 21. Then, the fixing stopper release handles 21 and 21 are returned to their original positions by the elastic force of the springs 20 and 20, the lower surfaces of the fixing stoppers 19 and 19 are pressed against the floor surface, and the movement of the base plate 12, that is, the exercise auxiliary chair 1 Can no longer move.

  Here, when the exercise auxiliary chair 1 is in use, or when the handles 182 and 182 are in front of the armrests 16 and 16, when the handles 182 and 182 approach the table or the like, they contact the edge of the table or the like. there is a possibility. However, when the user M operates the handles 182 and 182 to rotate backward 170 °, the exercise auxiliary chair 1 becomes the state shown in FIGS. 5 and 7, and the handles 182 and 182 and the exercise handles 18 and 18 are moved. The upper part does not protrude from the front part of the exercise auxiliary chair 1 in parallel with the armrests 16 and 16. Therefore, the exercise auxiliary chair 1 can be brought close to a table or the like.

Also, when the exercise auxiliary chair 1 is stored, the handle 182 is operated by rotating the exercise handles 18 and 18 and turning the handles 182 and 182 backward as shown in FIGS. , 182 is positioned on the side of the armrests 16, 16, and the contacts 180, 180 can be accommodated on the base plate 12. In such a state, there is no obstructive part protruding from the main body part, so that space can be saved during storage, etc., and a pedestrian passing nearby stumbles on the contacts 180, 180 or pulls on the handles 182, 182. Safety is improved without being caught.
In addition, the user M can easily move the auxiliary exercise chair 1 by getting out of the chair and operating the fixing stopper release handles 21 and 21 to release the contact with the floor surface. Can be easily stored.

[Effect of the embodiment]
The exercise auxiliary chair 1 according to the present embodiment includes the rotatable exercise handles 18 and 18 including the contacts 180 and 180 and the handles 182 and 182 so that the exercise auxiliary chair 1 can be easily placed at a desired position. There is an effect that the auxiliary chair for exercise 1 can be prevented from moving carelessly.
Further, the exercise auxiliary chair 1 according to the present embodiment can prevent the protrusions from protruding from the main body portion by rotating the exercise handles 18, 18, which facilitates storage and is suitable for the user M. There is an effect that safety can be improved.
In addition, the exercise auxiliary chair 1 according to the present embodiment can accommodate the handles 182 and 182 protruding forward from the armrests 16 and 16 on the armrests 16 and 16 side by rotating the exercise handles 18 and 18. Since the fixing stoppers 19 and 19 that are always in contact with the floor surface are provided, there is an effect that it can be used without any inconvenience as a normal chair.

  As described above, the preferred embodiment of the present invention has been described in detail. However, the present invention is not limited to the specific embodiment, and within the scope of the gist of the present invention described in the claims, Needless to say, various modifications and changes are possible.

DESCRIPTION OF SYMBOLS 1 Exercise auxiliary chair 11 Caster 12 Base plate 13 Leg 14 Box 15 Seat surface 16 Armrest 18 Movement handle 19 Fixing stopper 20 Spring 21 Fixing stopper release handle 22 Shaft 23 Stopper main body 140 Upper portion 180 Contact 181 Bar 182 Handle 183 Fulcrum 184 prop

Claims (3)

In an exercise assisting chair that assists a user performing bending and stretching exercises by raising the seat surface,
A base plate on which a moving surface is provided on the bottom surface and a seating surface on which a user sits is disposed on the top surface side,
A pair of armrests arranged via legs erected on the base plate;
A contact provided on the lower part of the column so that the front part of the armrest and the base plate are connected to each other and having a handle on the upper part of the column and protruding obliquely with respect to the floor surface. An exercise handle comprising: an exercise handle for contacting or releasing the contact with a floor surface by rotating the support with the longitudinal direction of the support as a rotation axis;
A fixing stopper which is urged so as to be able to contact the floor surface by the urging member and which is released so that the contact with the floor surface is released by the fixing stopper release handle;
An exercise auxiliary chair characterized by comprising: The exercise auxiliary chair according to claim 1,
The exercise assisting chair according to claim 1, wherein the contact is formed in a spherical shape, and the contact is brought into contact with the floor surface or accommodated on the base plate by rotating the support handle. In the auxiliary chair for exercise according to claim 1 or 2,
The fixing stopper is attached to a shaft spanned between a pair of legs, and is urged toward the floor surface by a spring as the urging member,
A fixed stopper release handle operated by the user is connected to the shaft,
When the user operates the fixing stopper release handle, the contact between the fixing stopper and the floor surface is released against the urging force of the spring, and when the user releases the fixing stopper release handle, the spring is released. An auxiliary chair for exercise characterized in that the fixing stopper is formed so as to come into contact with the floor surface by an urging force.

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