JP5834158B1 - Lower limb function training device - Google Patents

Abstract

A lower limb function training apparatus capable of training in a plurality of modes while having a high recovery effect on lower limb function and being light. SOLUTION: A plate-like main body 1, a base 2 on which the main body 1 is mounted, and the main body 1 and the base 2 are joined between the main body 1 and the base 2, and the main body 1 is tilted on the base 2 to stand up. A coupling unit 3 to be moved, a pedal 6 that protrudes from the plate surface of the main body 1 and is movably attached along the plate surface, and a biasing member 7 that biases the pedal 6 to move in one of the moving directions. The coupling unit 3 is detachably attached to the main body 1 and the base 2. [Selection] Figure 1

Description

  The present invention relates to a lower limb function training apparatus.

  Conventionally, training for elderly people and physically handicapped persons to restore lower limb function requires special facilities and devices, and usually requires a large space. In that respect, according to the invention described in Patent Document 1 and Patent Document 2 described below, there is an advantage that training of the lower limb function can be performed in a seated state and a large space is not required.

  The invention described in Patent Document 1 includes a seat portion, a backrest portion, a pair of left and right leg mounting tables, a support table that supports the leg mounting tables so as to swing up and down, and a drive unit that drives the support tables in the front-rear direction. It has. The trainee performs the training by driving the support base with the driving section while sitting on the seat section and placing the legs on the leg mounting base.

  The invention described in Patent Document 2 supports a support tool so that it can swing back and forth by a plurality of rotating shafts provided on a chair, and a footrest can be rotated relative to the support tool at the lower end of the support tool. It is provided. The support and footrest have the same structure as the swing, so you can rehabilitate the lower limb joints by sitting on a chair, placing your foot on the footrest, and swinging the footrest back and forth. It is said. The support tool is urged in one direction by a spring, and the footrest is moved against the urging force to enhance the rehabilitation effect.

JP 2009-254504 A JP 2007-229440 A

  Since the invention described in Patent Literature 1 performs training of the lower limbs by driving the leg mounting table, a drive unit is necessary and the configuration is complicated. Moreover, since it aims at the trainee's lower limb becoming familiar with the movement of the leg mounting table, a high effect as a lower limb function training apparatus cannot be expected.

  The inventions described in Patent Document 1 and Patent Document 2 are both incorporated in a chair and are not easy to carry. It is a single-function device that sits on a chair and moves its legs.

  It is an object of the present invention to provide a lower limb function training apparatus that has a high recovery effect on lower limb functions and is light and easy to train in a plurality of modes.

The lower limb function training apparatus according to the present invention,
A plate-shaped body,
A base on which the main body is placed;
A coupling unit that is interposed between the main body and the base, connects the main body and the base, and tilts the main body over the base;
A pedal that protrudes from the plate surface of the main body and is movably attached along the plate surface;
An urging member that urges the pedal to move toward one of the movement directions,
The coupling unit is characterized in that it is detachable from the main body and the base.

  According to the present invention, since the recovery training of the lower limb function is performed by moving the pedal against the urging force of the urging member, the lower limb function recovery effect is enhanced. Since the drive unit is not required, the configuration is simple and training can be performed in a small space.

It is a perspective view which shows the Example of the leg function training apparatus which concerns on this invention. It is a top view of the said Example. It is a front view which shows the said Example in the aspect looked up from the front lower side. It is a front view which shows the main body in the said Example. It is a top view which shows the base in the said Example. It is an exploded view which shows the coupling | bonding unit in the said Example. The slide member in the said Example is shown, (a) is a front view, (b) is a side view. The one pedal in the said Example is shown, (a) is a front view, (b) is a side view. It is a partial cross section right view of the said Example. It is a perspective view of the said coupling unit. It is a perspective view which shows the guide unit in the said Example. It is a rear view which shows the attachment condition of the guide unit to the main body in the said Example. It is a perspective view which shows the example of the fastening member used for this invention. It is a side view which shows one use aspect of the lower limb function training apparatus which concerns on this invention. It is a side view which shows another usage condition of the leg function training apparatus which concerns on this invention. It is a side view which shows another usage condition of the leg function training apparatus which concerns on this invention.

  Hereinafter, embodiments of a lower limb function training apparatus according to the present invention will be described with reference to the drawings.

  As shown in FIGS. 1 to 4, the embodiment of the lower limb function training apparatus according to the present invention includes a main body 1, a base 2, a coupling unit 3, and a pair of left and right pedals 6. Moreover, it has the guide unit 4 (refer FIG. 11) which guides the slide to the up-down direction of the pedal 6. FIG.

[Main unit]
The main body 1 is made of a plate-like member. The main body 1 in the illustrated embodiment is made of a processed wood board and is shaped like a panda, but the appearance design is arbitrary. A pair of vertically long holes 11 are provided on the left and right sides of the main body 1 when viewed from the front. On the back side of the main body 1, as shown in FIG. 12, a vertically long rectangular guide unit mounting portion 12 corresponding to each hole 11 and including each hole 11 is provided. The upper end of the guide unit mounting portion 12 is far away from the upper end of each hole 11.

  Each guide unit mounting portion 12 is recessed from the back surface of the main body 1, and a guide unit 4 described in detail later is mounted in this recess. A pair of cover guides 13 into which the first cover 17 and the second cover 18 shown in FIG. 12 can be continuously inserted are fixed to the left and right edges of each guide unit mounting portion 12 in the vertical direction. Has been. The pair of cover guides 13 have guide grooves formed on the surfaces facing each other, and the first cover 17 and the second cover 18 can be inserted into these guide grooves. The guide unit 4 is mounted on the main body 1 by dropping the guide unit 4 into each guide unit mounting portion 12 and inserting the first cover 17 and the second cover 18 as described above. The material of each cover guide 13, the first cover 17, and the second cover 18 is wood.

  As shown in FIG. 12, a coupling unit mounting portion 14 is provided on the back surface of the main body 1 at a position lower than the vertical center of the main body 1 and between the left and right guide unit mounting portions 12. . The coupling unit mounting portion 14 is made of a rectangular wooden plate fixed to the back surface of the main body 1. A nut is embedded in the central portion of the coupling unit mounting portion 14, and the nut has a screw hole 15 into which a fastening member can be screwed. A predetermined interval is provided between the side surfaces of the inner cover guides 13 facing each other and the left and right side surfaces of the coupling unit mounting portion 14 among the cover guides 13 of the left and right guide unit mounting portions 12. Is open.

[base]
Next, the base 2 shown in FIG. 5 will be described. The material of the base 2 is mainly a wooden plate, and includes a pair of left and right main plates 21, two connecting plates 22 that connect the left and right main plates 21, and a center plate 23 that connects the two connecting plates 22. It becomes. The left and right main plates 21 are connected by two connecting plates 22 so as to be parallel to each other. The center plate 23 is located at the center position of the base 2 when the base 2 is viewed from above, and a nut 24 is embedded at the center position of the center plate 23. A fastening member can be screwed into the nut 24. A pair of left and right square holes are formed by the inner surface of each main plate 21, the outer surface of the center plate 23, and the inner surface of each connecting plate 22. These holes are projection fitting holes 25 into which the projections of the coupling unit 3 described later are fitted. Each main plate 21, each connecting plate 22, and the center plate 23 spread on one plane. Therefore, the base may be a single plate, and the single plate may be provided with a portion corresponding to the nut 24 and a portion corresponding to the protrusion fitting hole 25.

[Combined unit]
Next, the coupling unit 3 that couples the main body 1 and the base 2 will be described with reference to FIGS. 6 and 10. The coupling unit 3 includes a pair of left and right side plates 31 facing each other, and two connecting plates 32 that are interposed between the side plates 31 and connect the side plates 31. The material of each side plate 31 and each connecting plate 32 is wood.

  The pair of side plates 31 have the same size and are formed in an unequal triangular shape. A protrusion 314 is formed on the shortest side 311 of the side plate 31, and a long hole 315 is formed in the vicinity of the protrusion 314 in parallel with the protrusion 314. The other side 312 of the side plate 31 is flat, and a long hole 318 and a long hole 319 are formed at two locations along the side 312 and in parallel with the side 312. A protrusion 316 is formed at substantially the center of the other side 313 of the side plate 31, and a long hole 317 is formed in the vicinity of the protrusion 316 in parallel with the protrusion 316.

  When the angle formed by one side 311 of the side plate 31 and the other side 313 is θ1, and the angle formed by the one side 313 and the other side 312 is θ2, the relationship is θ1> θ2. Accordingly, the rising angle of one side 313 when the one side 311 is the base is steep, whereas the rising angle of one side 312 when the one side 313 is the base is gentle.

  The two connecting plates 32 are rectangular, and a protrusion 33 is formed on each short side. A round hole 34 is formed at the center of each connecting plate 32. One connecting plate 32 has projections 33 on both sides thereof fitted into the long holes 315 or 317 of the side plate 31, respectively. In the other connecting plate 32, the projections 33 on both sides thereof are fitted into the long holes 318 or 319 of the side plate 31, respectively. Such a fitting state of each side plate 31 and each connecting plate 32 can be temporarily maintained and can be arbitrarily disassembled.

  As shown in FIG. 10, the coupling unit 3 is formed when the side plates 31 and the coupling plates 32 are fitted. The coupling unit 3 can fit the protrusion 314 or the protrusion 316 of each side plate 31 into the protrusion fitting hole 25 of the base 2. FIG. 5 shows a state in which the projections 314 of the left and right side plates 31 are fitted in the left and right projection fitting holes 25, respectively, and each side plate 31 is indicated by a two-dot chain line. In the aspect shown in FIG. 5, the front and rear ends of each protrusion 314 are in contact with the inner side surfaces of the connecting plate 22 on the front and rear sides of the base 2, and the side surfaces of the protrusions 314 are in contact with the inner side surfaces of the main plates 21 of the base 2. Yes. The same applies when the protrusions 316 of the side plates 31 are fitted into the protrusion fitting holes 25.

[Combination of base and coupling unit]
In a state where the projection 314 or the projection 316 of the coupling unit 3 is fitted in the projection fitting hole 25 of the base 2, the hole 34 of the connecting plate 32 positioned at the bottom of the coupling unit 3 overlaps the nut 24 of the base 2. The threaded portion of the fastening member 20 shown in FIG. 13 is passed through the hole 34, and the threaded portion is screwed into the threaded hole of the nut 24 shown in FIG. As a result, as shown in FIG. 9, the base 2 and the coupling unit 3 can be coupled in a posture in which the coupling unit 3 rises from the base 2. At this time, the rising angle θ1 of the side 318 of the coupling unit 3 from the base 2 is relatively large.

  The protrusions 316 of the side plates 31 of the coupling unit 3 can be fitted into the protrusion fitting holes 25 of the base 2. In this case, the projections 33 on both sides of one connecting plate 32 are fitted into the long holes 317 of each side plate 31, and the one connecting plate 32 is positioned at the bottom of the coupling unit 3. The threaded portion of the fastening member 20 shown in FIG. 13 is passed through the hole 34 of the connecting plate 32 located at the bottom, and the threaded portion is screwed into the threaded hole of the nut 24 shown in FIG. 5 to couple the coupling unit 3 onto the base 2. Let At this time, the rising angle θ2 from the base 2 of the one side 318 of the coupling unit 3 is relatively small and θ1 is also small.

The fastening member 20 has a head having a relatively large outer shape so that it can be manually operated, and a screw portion extending integrally from the back side of the head. By fastening and loosening with the fastening member 20, it is possible to easily attach / detach the coupling unit 3 to / from the base 2 and switch the posture of the coupling unit 3.
In this embodiment, four fastening members 20 are used as will be described later.

[Guide unit]
Next, the guide unit 4 will be described in detail with reference to FIG. 9, FIG. 11, and FIG. The guide unit 4 has a pair of left and right rails 41 arranged in the vertical direction. Each rail 41 is made of metal and has a U-shaped cross section. Both ends in the longitudinal direction of each rail 41 are connected by connecting members 42 and 43 made of wood. Each rail 41 and connecting members 42 and 43 are fixed to each other with a wood screw or the like, and are formed in a vertically long frame shape. The pair of rails 41 are parallel to each other at a predetermined interval, and open surfaces face each other.

  The guide unit 4 has a slide member 8. The slide member 8 is made of a vertically long rectangular metal plate and is incorporated between a pair of rails 41. Two rollers 81 are rotatably supported on both sides of the slide member 8 in the longitudinal direction. Each roller 81 is fitted in a U-shaped groove of the rail 41, and each roller 81 rotates on the rail 41 to guide the movement of the slide member 8 along the rail 41.

  An urging member 7 made of a tension coil spring is interposed between the upper connecting member 43 and the slide member 8, and the urging member 7 urges the slide member 8 to move upward in FIG. In the pair of rails 41, a stopper 44 made of a wooden square is fixed near the upper end of the rail 41 with its longitudinal direction directed to the longitudinal direction of the rail 41. A buffer material 45 is fixed to the lower end of each stopper 44, and the shock force when the movement of the slide member 8 by the biasing force of the biasing member 7 is restricted by the stopper 44 is buffered by the buffer material 45. Also at the lower ends of the pair of rails 41, the buffer material 46 is fixed to the upper surface of the connecting member 42. The shock absorbing material 46 buffers the impact force when the movement of the slide member 8 against the urging force is restricted by the connecting member 42.

  As shown in FIG. 11, an internal thread 83 is formed on the front side of the slide member 8 at a position near the lower end of the slide member 8. Positioning pins 84 are fixed at four positions around the female screw 83. There may be at least one positioning pin 84. A portion of the slide member 8 where the female screw 83 and the positioning pin 84 are provided is a pedal mounting portion 82.

  As already described, the guide unit 4 is dropped into the guide unit mounting portion 12 from the back side of the main body 1. The direction in which the positioning pin 84 of the slide member 8 is exposed from the hole 11 of the main body 1 to the front side of the main body 1 is a normal direction. As described above, the guide unit 4 is mounted on the main body 1 by dropping the guide unit 4 into each guide unit mounting portion 12 and inserting the first cover 17 and the second cover 18 into the guide grooves of the pair of cover guides 13. Is done.

[Pedal and pedal mounting]
The pedal 6 is mounted on the pedal mounting portion 82 of the slide member 8 exposed on the front side of the main body 1. As shown also in FIG. 8, the pedal 6 is made of wood having a foot shape, and has a metal angle member 61 for mounting the pedal 6 to the slide member 8. The main body of the angle member 61 is fixed to the bottom surface of the pedal 6. In the bent portion 62 of the angle member 61, a hole having a size corresponding to the diameter of the screw hole 83 and each positioning pin 84 is provided at a position corresponding to the screw hole 83 and each positioning pin 84 of the slide member 8 described with reference to FIG. Is formed.

  The bent portion 62 of the angle member 61 is applied to the pedal mounting portion 82 of the slide member 8 exposed on the front side of the main body 1, and the holes of the bent portion 62 are fitted to the positioning pins 84 of the slide member 8, Position the pedal 6. Then, the fastening member 20 shown in FIG. 13 is passed through the hole of the bent portion 62 and screwed into the screw hole 83 of the slide member 8 to couple the pedal 6 to the slide member 8. The pedal 6 can move together with the slide member 8 while being guided by the rail 41.

  The pedal 6 is prepared for the left foot and the right foot, but only one pedal is shown in FIG. The left and right pedals 6 are coupled to the left and right slide members 8 as described above. In FIG. 3, the bent portion 62 of the angle member 61 is drawn upward, while the bent portion 62 of the angle member 61 is drawn upward in FIGS. 8 and 9. This is arbitrary, and the orientation of the bent portion 62 of the angle member 61 may be determined in consideration of ease of design and ease of handling.

  The coupling unit 3 can be coupled to the base 2 as described above. The main unit 1 on which the left and right pedals 6 are mounted can be coupled to the coupling unit 3. FIGS. 1 to 3 and FIG. 9 show a state in which one side 311 of each side plate 31 of the coupling unit 3 is mounted on the upper surface of the base 2 and the main body 1 is mounted on one side 312 of the coupling unit 3. In this aspect, the projection 33 of the connecting plate 32 is fitted into the upper long hole 318 of the upper and lower long holes 318 and 319 on the side 312 side of the coupling unit 3.

  The back surface of the main body 1 is placed along one side 312 of each side plate 31 of the coupling unit 3, and each side plate 31 of the coupling unit 3 is sandwiched between the inner side surface of the pair of cover guides 13 and the outer side surface of the coupling unit mounting portion 14. To be arranged. In this state, the screw hole 15 of the coupling unit mounting portion 14 and the hole 34 of the connecting plate 32 overlap. Therefore, the threaded portion of the fastening member 20 is passed through the hole 34 of the connecting plate 32 and screwed into the screw hole 15 to integrally couple the main body 1 and the coupling unit 3.

[Usage Mode 1]
As described above, the base 1, the coupling unit 3, and the main body 1 are integrally coupled. In this coupled state, the main body 1 stands up from the base 2 at a relatively large angle. An example of the usage state in this mode is shown in FIG. The lower limb function training apparatus according to the present embodiment is installed on the floor surface on the front side of the chair 52 so that the pedal 6 protrudes to the front side. By designing the overall height of the apparatus to be slightly lower than the seat surface of the pipe chair, for example, the apparatus can be installed below the seat surface on the front side of the pipe chair.

  The trainee sits on the chair 52, puts his left and right feet on the left and right pedals 6, depresses the pedal 6 with his foot against the urging force of the urging member 7, then returns the pedal 6 with the urging force and depresses again. Repeat the exercise. In this way, lower limb function training can be performed. The left and right pedals 6 may be depressed alternately or simultaneously.

  According to the illustrated embodiment, it is easy to replace the biasing member 7 with a different biasing force. That is, when the guide unit mounting portion 12 is opened by sliding the first cover 17 and the second cover 18 shown in FIG. 12 on the back side of the main body 1, the biasing member 7 is exposed. Can be exchanged. By exchanging the urging member 7, an urging force according to the level of lower limb function training can be applied.

  When a trainee sits on a pipe chair and uses the apparatus in a manner as shown in FIG. 16, if the base 2 is stepped on the pipe on the front side of the pipe chair, the apparatus is not only stabilized but also the chair and the apparatus. The positional relationship with is improved. Therefore, as shown in FIG. 9, a notch 36 through which the pipe on the front side of the pipe chair can enter is preferably provided at the rear end bottom of the side plate 31 of the coupling unit 3.

[Usage Mode 2]
The usage mode of the lower limb function training apparatus shown in FIG. 15 shows a second usage mode. In this usage mode, the coupling unit 3 is coupled in such a manner that one side 313 of each side plate 31 is in contact with the upper surface of the base 2, and the main body 1 is coupled along the other side 312 of each side plate 31. . In this embodiment, the protrusions 33 at both ends of one connecting plate 32 are fitted into the long holes 217 of each side plate 31, and the threaded portion of the fastening member 20 that is passed through the hole 34 of the connecting plate 32 is attached to the nut 24 of the base 2. The base 2 and the coupling unit 3 are coupled by screwing. Further, the projection 33 of the connecting plate 32 is fitted into the long hole 319 among the two long holes 318 and 319 on the side 312 side of the coupling unit 3.

  Next, the back surface of the main body 1 is placed along one side 312 of each side plate 31 of the coupling unit 3 so that each side plate 31 of the coupling unit 3 is connected to the inner side surface of the pair of cover guides 13 and the outer side surface of the coupling unit mounting portion 14. Arranged in a state of being sandwiched between. In this state, the screw hole 15 of the coupling unit mounting portion 14 and the hole 34 of the connecting plate 32 overlap. Therefore, the threaded portion of the fastening member 20 is passed through the hole 34 of the connecting plate 32 and screwed into the screw hole 15 to integrally couple the main body 1 and the coupling unit 3.

In this aspect, as shown in FIG. 15, the inclination angle of the coupling unit 3 with respect to the one side 318 and the main body 1 with respect to the base 2 is relatively gentle. The apparatus in this embodiment is used by being placed on a bed 50, for example. A trainee who lies on his / her back on the bed 50 bends his knee and places a portion below the knee from the upper side of the apparatus on the main body 1 of the apparatus. Further, by applying the foot to the pedal 6 and bending the knee, the movement of the pedal 6 against the urging force and the movement of the pedal 6 by the urging force are repeatedly performed. Also according to this use mode, training of lower limb function can be performed. It can also be used for training the lower limb function of a bedridden person who cannot wake up.

[Usage Mode 3]
In the said Example, the coupling | bonding unit 3 and the base 2 can be removed from the main body 1, and the training of a leg function can be performed only by the main body 1. FIG. FIG. 14 shows such a use mode. As shown in FIG. 14, only the main body 1 is placed on the bed 50. The surface of the main body 1 is parallel to the surface of the bed 50, and therefore the movement direction of the pedal 6 is also parallel to the surface of the bed 50. The trainee who lies on his back on the bed 50 slightly bends his knee and puts his foot on the pedal 6. When the trainee bends and stretches the knee, the movement of the pedal 6 against the urging force and the movement of the pedal 6 by the urging force are repeated, and training of the lower limb function is performed.

[Effects obtained by Examples]
According to the embodiment of the lower limb function training apparatus according to the present invention described above, the following effects can be obtained.
It can be expected that muscles for raising the legs necessary for walking, such as the iliopsoas muscle and quadriceps muscles, will be improved.
The main body 1, the base 2, the coupling unit 3, the pedal 6, and the urging member 7 are the main components, and since it does not include a chair or driving means, it is compact and does not take up space.
The coupling unit 3 is detachable from the main body 1 and the base 2, and the pedal 6 is also detachable from the main body 1, so that it can be disassembled and put together compactly when not in use, and is easy to carry. .

Since the movement of the pedal 6 is guided integrally with the slide member 8 to which the roller 81 is attached, smooth reciprocation is possible.
The urging member 7 can be replaced with one having a different urging force, and the urging force of the pedal 6 according to the level of training can be obtained. Further, if the second cover 18 is slid and removed, the arrangement portion of the urging member 7 is released, so that the urging member 7 can be easily replaced.

  Since it is possible to select two sides of the unequal triangular side plate 31 of the coupling unit 3 that couples the main body 1 and the base 2 and to select the rising angle from the base 2 of the main body 1, it has a plurality of training functions. A lower limb function training apparatus can be obtained.

DESCRIPTION OF SYMBOLS 1 Main body 2 Base 3 Coupling unit 4 Guide unit 6 Pedal 7 Energizing member 8 Slide member 11 Hole 12 Guide unit mounting part 13 Cover guide 14 Coupling unit mounting part 17 1st cover 18 2nd cover 20 Fastening member 21 Main plate 22 Connecting plate 23 Center plate 24 Nut 25 Protrusion fitting hole 31 Side plate 32 Connecting plate 41 Rail 42 Connecting member 43 Connecting member 44 Stopper 81 Roller 82 Pedal mounting part

Claims (6)

A plate-shaped body,
A base on which the main body is placed;
A coupling unit that is interposed between the main body and the base, connects the main body and the base, and tilts the main body over the base;
A pedal that protrudes from the plate surface of the main body and is movably attached along the plate surface;
An urging member that urges the pedal to move toward one of the movement directions,
The lower limb function training apparatus, wherein the coupling unit is detachable from the main body and the base.   The lower limb function training apparatus according to claim 1, wherein the pedal is attached to a slide member included in a guide unit provided in the main body. The lower limb function training apparatus according to claim 2, wherein the biasing member is disposed in the guide unit.   The lower limb function training apparatus according to claim 1, 2 or 3, wherein the coupling unit includes a pair of side plates facing each other and a connecting plate that is interposed between the pair of side plates and connects the pair of side plates.   The lower limb function training apparatus according to claim 4, wherein the pair of side plates are formed in an unequal triangular shape with the same size, and the main body and the base can be coupled to two sides of the unequal triangular triangular side plate, respectively. The lower limb function training apparatus according to claim 5, wherein a rising angle from the base of the main body can be selected by selecting two sides of the unequal triangular triangular side plate that joins the main body and the base.