JP4311359B2 - Oscillating motion device - Google Patents

Description

  The present invention relates to an oscillating motion apparatus that applies an exercise load to a user seated on a seat by swinging the seat.

  The swing-type exercise device as described above has been spread from the original sports club to general households as a simple exercise device that can be used by children and elderly people.

As such an oscillating exercise device, for example, as shown in FIG. 6A, a user M sits on a saddle-like seat 2 provided in the exercise mechanism 1 and the seat 2 There is one in which the seat portion 2 is caused to swing by the motion mechanism 1 in a state where the user M is hung on the ring portion 3a of the stirrup 3 suspended in the left and right positions (for example, Patent Documents). 1).
JP 2004-216073 A

  In the swing type exercise device, as shown in FIG. 6 (b), when the lifting mechanism 4 for adjusting the height of the seat portion 2 is provided, the seat portion 2 is moved from the raised position U to the lowered position for getting on and off. When lowered to D, the ring portion 3a of the stirrup 3 hits the floor surface 5 as indicated by a two-dot chain line a (there may also hit the leg portion 6 of the swing type exercise device), and the stirrup 3 may be damaged. is there.

  The present invention has been made to solve the above-described problem, and provides an oscillating type exercise device that prevents the stirrup from being damaged even if the stirrup's ring hits the floor or the like as the seat is lowered. It is intended to do.

  In order to solve the above-mentioned problems, a swing type exercise device according to the present invention includes a seat part that a user can sit on, a motion mechanism that swings the seat part, and a height of the seat part. An elevating mechanism to be adjusted, and an upper hinge member on the left and right positions of the seat portion are hung so that the upper end of the hanging portion can be pivoted back and forth, and a ring portion on which a user hangs his / her foot is hung at the lower end of the hanging portion In the swing type exercise device provided with a stirrup, the upper end and the lower end of the hanging portion are divided at one or more places, and the divided places are connected so as to be able to rotate back and forth. It is.

  In order to make the hanging part easier to bend, it is preferable that an inclination angle is provided in a direction connecting the centers of the respective front and rear rotations with respect to the raising / lowering direction of the seat part.

  In order to make the hanging part easier to bend, it is preferable to form an inclined surface inclined with respect to the floor surface at the bottom of the stirrup ring.

  According to the present invention, since the upper end of the hanging part can be rotated back and forth by the upper hinge member, and the divided part of the hanging part can be rotated back and forth, the seat part can be moved from the raised position for getting on and off. Even when the stirrup hits the floor or the like when it is lowered to the lowered position, the suspension part is likely to be bent at two or more forward and backward rotating parts, so that the stirrup is not likely to be damaged.

  Hereinafter, the best mode for carrying out the present invention will be described in detail with reference to the drawings.

  FIG. 1 is a perspective view of an oscillating exercise device 10. The swing type exercise device 10 includes a seat portion 11 on which a user can sit and sit, a motion mechanism 12 that swings the seat portion 11, and a lifting mechanism 13 that adjusts the height of the seat portion 11. The upper end of the suspension part 15a is suspended from an upper hinge pin (upper hinge member) 14 in the left and right positions of the seat part 11 so as to be able to pivot back and forth, and a wheel on which a user hangs his / her foot on the lower end of the suspension part 15a. And a stirrup 15 having a portion 15b. It is preferable to cover the gap between the seat 11 side and the motion mechanism 12 side with a cover 22 (see FIG. 3) that can be expanded and contracted. Reference numeral 16 denotes a handle provided at the front portion of the seat portion 11 so as to be swingable back and forth.

  Although not specifically illustrated, the motion mechanism 12 is configured to swing the seat 11 in a three-dimensional manner in the front-rear direction, the left-right direction, and the up-down direction by a built-in electric motor, crank arm, or the like.

  Although not specifically shown, the elevating mechanism 13 adjusts the height of the seat portion 11 by elevating the seat portion 11 in the vertical direction using a built-in electric motor, rack and pinion (or screw shaft) or the like. Is.

  FIG. 2 is an exploded perspective view of the stirrup 15 at the left position when viewed from the seated user. An inverted L-shaped mounting bracket 17 is fixed to the left position of the seat portion 11, and the upper hinge pin 14 protrudes to the left and is fixed to the mounting bracket 17.

  The stirrup 15 is a synthetic resin molded product, and the suspension portion 15a of the stirrup 15 is divided into an upper suspension portion 15c and a lower suspension portion 15d, and the upper end hole 15e of the upper suspension portion 15c is formed in the upper suspension portion 15c. By fitting the upper hinge pin 14 so as to be detachable from the side, the upper end of the upper suspending portion 15c is suspended from the upper hinge pin 14 so as to be pivotable back and forth. A lower hinge pin (lower hinge member) 15f is fixed to the lower end of the upper suspension portion 15c.

  The ring portion 15b is integrally provided at the lower end of the lower suspension portion 15d, and the height adjustment hole 15g of the stirrup 15 with respect to the seat portion 11 is provided in the lower suspension portion 15d in the vertical direction. Are formed in multiple stages (four stages in this example). By fitting one of the adjustment holes 15g into the lower hinge pin 15f of the upper suspension portion 15c so as to be detachable from the side, the lower suspension portion 15d is suspended from the lower hinge pin 15f so as to be pivotable back and forth. Become.

  If the oscillating motion apparatus 10 is configured as described above, as shown in FIG. 3A, when the seat portion 11 is lowered from the raised position U to the lowered position D for getting on and off, stir 15 The ring portion 15b may hit the floor surface 20 (it may hit the leg portion 21 of the oscillating exercise device 10; the same applies hereinafter).

  In such a case, the upper suspending portion 15c of the stirrup 15 can be rotated back and forth by the upper hinge pin 14 and the upper end hole 15e, and the divided portion between the upper suspending portion 15c and the lower suspending portion 15d is the lower hinge pin. 15f and one of the adjusting holes 15g can be rotated back and forth, and as shown in FIG. 3B, the stirrup 15 is composed of two upper and lower rotating portions, ie, an upper hinge pin 14 and a lower hinge pin 15f. Since the upper suspension portion 15c and the lower suspension portion 15d are easily bent forward or backward, there is no possibility that the stirrup 15 is damaged.

  The lifting mechanism 13 of the oscillating exercise device 10 adjusts the height of the seat 11 by raising the seat 11 obliquely upward and rearward and lowering the seat 11 obliquely downward and forward. In the oscillating type exercise apparatus 10 provided with such an oblique lifting mechanism 13, the center of the upper hinge pin 14 and the lower hinge pin 15 f (center of forward and backward rotation) with respect to the oblique lifting direction L 1 of the seat 11. An inclination angle θ1 is provided in the direction L2 connecting the two. Since the stirrup 15 hangs down under its own weight, the direction L2 is a vertical direction and is perpendicular to the floor surface 20.

  As described above, when the inclination angle θ1 is given to the direction L2 connecting the centers of the upper hinge pin 14 and the lower hinge pin 15f with respect to the oblique ascending / descending direction L1 of the seat portion 11, the ring portion 15b of the stirrup 15 becomes the floor surface 20. Since the reaction force from the floor surface 20 side is shifted from the direction L2 connecting the centers of the upper hinge pin 14 and the lower hinge pin 15f, the upper hanging portion 15c and the lower hanging portion 15d are The lower hinge pin 15f makes it easier to bend forward.

  As shown in FIG. 4, the elevating mechanism 13 of the oscillating motion apparatus 10 adjusts the height of the seat portion 11 by raising the seat portion 11 directly above and lowering it directly below. Also good. In the swing type exercise device 10 including such a vertical lifting mechanism 13, a position where the upper suspension portion 15 c is inclined forward (possibly possible) with respect to the vertical lifting direction L <b> 3 of the seat portion 11. In FIG. 5, the backward rotation is restricted by the stopper pin 22 on the movement mechanism 12 side so that the inclination angle θ1 is given to the direction L2 connecting the centers of the upper hinge pin 14 and the lower hinge pin 15f. In addition, the lower suspension part 15d hangs down directly under its own weight.

  As described above, when the inclination angle θ1 is provided in the direction L2 connecting the centers of the upper hinge pin 14 and the lower hinge pin 15f (center of forward and backward rotation) with respect to the vertical lifting direction L3 of the seat portion 11, the stirrup 15 When the ring portion 15b hits the floor surface 20, the reaction force from the floor surface 20 side acts by shifting from the direction L2 connecting the centers of the upper hinge pin 14 and the lower hinge pin 15f. The portion 15d is easily bent forward by the upper hinge pin 14 and the lower hinge pin 15f.

  The lift mechanism 13 of the rocking exercise device 10 may be of any type (FIG. 3) that raises and lowers the seat portion 11 in an oblique direction (FIG. 3) or that that lifts the seat portion 11 in the vertical direction (FIG. 4). However, as shown in FIG. 5, an inclined surface 15 h can be formed on the bottom portion of the ring portion 15 b of the stirrup 15 so that the front side is inclined with respect to the floor surface 20 and the rear side is inclined at a high inclination angle θ <b> 2.

  In this way, by forming the inclined surface 15h inclined with respect to the floor surface 20 at the bottom of the annular portion 15b of the stirrup 15, when the annular portion 15b of the stirrup 15 hits the floor surface 20, the inclined surface Since the first front point b of 15f hits the floor surface 20 first, the upper suspension portion 15c and the lower suspension portion 15d are formed by the upper hinge pin 14 and the lower hinge pin 15f with the one point b as a pivot. It becomes easier to bend forward. The inclined surface 15h may be an inclined surface that is inclined with respect to the floor surface 20 at a lower inclination angle θ2 on the front side and lower on the front side.

  In the embodiment, the upper end and the lower end of the suspension portion 15a of the stirrup 15 are divided into two at one place, and the divided places are connected so as to be pivotable in the front-rear direction. In addition, each of the divided portions can be connected to each other by a hinge pin so as to be rotatable forward and backward.

It is a perspective view of the rocking | fluctuation type exercise device of embodiment of this invention. It is a disassembled perspective view of the stirrup of FIG. (A) is a side view of the swing type exercise device of the embodiment of the present invention provided with a lifting mechanism in an oblique direction, and (b) is a side view of a state in which the suspension part of the stirrup is bent. It is a side view of the rocking | fluctuation type exercise device of embodiment of this invention provided with the raising / lowering mechanism of the perpendicular direction. It is a side view of the rocking | fluctuation type exercise device of embodiment of this invention provided with the stirrup which formed the inclined surface. It is the conventional rocking | swiveling type exercise device, (a) is a front view, (b) is a side view.

Explanation of symbols

DESCRIPTION OF SYMBOLS 10 Oscillating-type exercise device 11 Seat part 12 Movement mechanism 13 Elevating mechanism 14 Upper hinge pin (upper hinge member)
15 Stirrup 15a Hanging part 15b Ring part 15c Upper hanging part 15d Lower hanging part 15f Lower hinge pin (lower hinge member)
15h Inclined surface 20 Floor L1 Inclined ascending / descending direction L2 Center connecting direction L3 Vertical elevating direction M User U Ascending position D Ascending position θ1, θ2 Inclination angle

Claims (3)

A seat that can be seated by a user, a movement mechanism that swings the seat, a lifting mechanism that adjusts the height of the seat, and a hinge member that is hung on the upper hinge member at the left and right positions of the seat In the swing type exercise device provided with a stirrup that has a ring portion on which a user hangs his / her foot on the lower end of the suspended portion, the upper end of the portion is suspended so as to be pivotable back and forth,
An oscillating exercise device characterized in that the upper end and the lower end of the hanging portion are divided at one or more locations, and the divided locations are connected so as to be pivotable back and forth.   2. The swing type exercise device according to claim 1, wherein an inclination angle is provided in a direction connecting the centers of the respective back-and-forth rotations with respect to an ascending / descending direction of the seat portion.   The rocking-type exercise device according to claim 1, wherein an inclined surface that is inclined with respect to a floor surface is formed at a bottom of the stirrup ring.

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