JP3670125B2 - Sitting exercise equipment - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
This invention can not only improve the ability of aerobic exercise when the lower limbs are higher than the chair, but also improve the ability of aerobic exercise when the flexor and extensor muscles of the thigh are moved greatly. The present invention relates to a sitting position exercise apparatus.
[0002]
[Prior art]
FIG. 7 is a block diagram showing a conventional sitting position exercise device disclosed in, for example, Japanese Utility Model Publication No. 7-45238. In FIG. 7, reference numeral 1 denotes a frame for incorporating a load device 6, and a front frame 2 and a rear portion. The frame 3 is composed of an upper frame 4 and a lower frame 5. 6 is a load device for applying a load via the pedal shaft 7, 8 is a frame cover that covers the load device 6 and the frame 1 entirely, and 9 is a control that is mounted above the frame cover 8 and toward the athlete. It is a unit, and various loads and program settings can be set when performing pedaling exercises.
[0003]
Reference numeral 10 denotes a bracket fixed to the central portion of the rear frame 3, and a center post 11 made of a square pipe is attached to the bracket 10. Further, since the pedal shaft 7 is located on the horizontal extension line of the center post 11, the exerciser can perform pedaling exercise without performing a bending-extending operation on the thigh th. 12 is a seat frame slidably attached to the center post 11, 13 is a seat mounted on the seat frame 12, and 14 is a horizontal distance between the seat 13 mounted on the seat frame 12 and the pedal shaft 7. It is a lock pin that adjusts. Reference numeral 15 denotes a seat post for inclining the center post 11 with respect to the installation surface of the sitting position exercise device. Reference numeral 16 denotes a center post 11 fixed to one mounting opening, and a seat post 15 slides to the other mounting opening. It is an end frame attached freely. A post knob 17 fixes the end frame 16 at a predetermined position of the seat post 15.
[0004]
Next, the operation will be described.
First, when the exerciser or the caregiver does not need to tilt the center post 11 with respect to the installation surface of the sitting exercise device in accordance with the physical function state of the patient or the patient, the end frame 16 is moved to the seat post 15. And is fixed by the post knob 17. Next, after the exerciser or the caregiver sits on the seat 13, the seat frame 12 is slid in order to adjust the horizontal distance between the seat 13 and the pedal shaft 7 and fixed by the lock pin 14.
[0005]
On the other hand, when the center post 11 is inclined with respect to the installation surface of the sitting position exercise device, the end frame 16 is moved to the lower part of the seat post 15 and fixed by the post knob 17. Subsequent adjustment of the horizontal distance between the seat 13 and the pedal shaft 7 is the same as described above. Thereafter, the exerciser or the caregiver performs the pedaling exercise by adjusting the load of the load device 6 and setting the program content via the control unit 9.
[0006]
Thus, since the position of the seat 13 can be changed in the height direction with respect to the pedal shaft 7, the pedaling exercise according to the cardiopulmonary function of the exerciser and the sickness of the sick person is performed with the same sitting exercise device. be able to.
[0007]
However, even when the center post 11 is inclined with respect to the rear frame 3, that is, when the center post 11 is inclined with respect to the installation surface of the sitting position exercise device, the pedal shaft 7 is placed on the horizontal extension line pr of the center post 11. Therefore, the bending angle θ between the hip joint hj and the thigh th is small, and the exerciser can perform the pedaling exercise without performing a bending-extending operation on the thigh th.
[0008]
Accordingly, since the exerciser can rotate the pedal with a small flexion-extension motion of the thigh th, the flexor and extensor muscles (for example, the iliopsoas muscle, the thigh) that perform the flexion-extension motion of the thigh th There was no need to move the quadriceps, gluteus medius, gluteus medius, and gluteal).
[0009]
[Problems to be solved by the invention]
Since the conventional sitting position exercise apparatus is configured as described above, it is not necessary to move the flexion muscles and the extension muscles for performing the flexion-extension movement of the thigh th. For this reason, the lower limb is higher than the seat 13. However, there is a problem that the ability of aerobic exercise cannot be improved when the flexor and extensor muscles of the thigh th are greatly moved.
[0010]
The present invention has been made to solve the above-described problems. In addition to improving the ability of aerobic exercise when the lower limbs are raised above the chair, the thigh flexor and extensor muscles are greatly operated. An object of the present invention is to obtain a sitting position exercise apparatus capable of improving the ability of aerobic exercise at the time.
[0011]
[Means for Solving the Problems]
The sitting position exercise apparatus according to the present invention includes pedal shaft up / down means for holding the pedal shaft at a position higher than the horizontal extension line of the chair sitting position, and in the pedal shaft up / down means, along the short direction of the base portion. A feed screw is provided along the longitudinal direction between the rail horizontal bars to be provided, is rotatably attached to one rail horizontal bar, is rotated by a handle, and a feed nut is attached to one end of the pedaling motion unit. With the rotation of the handle, the feed screw is screwed and moved, the pedaling movement part is slid with respect to the base part, and the other end of the pedaling movement part is moved by the rising bar as the feed nut moves the feed screw. The handle is tilted, the rotation of the handle is locked, and the tilting state of the pedaling motion part is held by the clamp lever.
[0012]
The sitting position exercise apparatus according to the present invention includes pedal shaft up / down means for holding the pedal shaft at a position higher than a horizontal extension line of the chair sitting position, and in the pedal axis up / down means, a pedaling movement unit is mounted on the base portion. A crank bearing frame is mounted on the bottom plate, and the crank shaft mounting plate mounted on the crank bearing frame is formed on a circular arc so that the crank shaft of the pedal is guided by a crank shaft guiding groove with a toothed pulley as a rotating shaft. It is a thing.
[0013]
DETAILED DESCRIPTION OF THE INVENTION
An embodiment of the present invention will be described below.
Embodiment 1 FIG.
FIG. 1 is a perspective view showing a sitting position exercise apparatus according to Embodiment 1 of the present invention. FIG. 2 is a side view showing the sitting position exercise apparatus according to Embodiment 1 of the present invention. Is a load device for applying a load via the pedal shaft 23, 24 is a frame cover that entirely covers the load device 22 and the toothed pulley 25 that transmits the rotational force of the pedal shaft 23 to the load device 22, and 26 is a frame cover 24. This is a display unit that is mounted on the upper side and toward the exerciser, and when performing pedaling exercise, various loads and program contents can be set.
[0014]
Reference numeral 27 (27a, 27b) denotes a reclining type chair provided opposite to the pedaling movement part 21a, which slides back and forth on the chair base 29 by operating the slide lever 28. It is. Reference numeral 30 denotes two rail bases (base portions), and a pedaling motion portion 21 a and a chair base 29 are attached between the two rail bases 30. Further, moving wheels 31 are attached to the front and rear of the rail base 30. Reference numeral 32 denotes a rail horizontal bar (pedal shaft up / down means) provided between the two rail bases 30, and a distal rail horizontal bar 32 a provided distal to the chair 27 and provided at the end of one rail base 30. And a proximal rail horizontal bar 32b which is located proximally from the chair 27 and provided at the approximate center of the rail base 30.
[0015]
33 is a feed screw (pedal shaft up / down means) provided between the distal rail horizontal bar 32a and the proximal rail horizontal bar 32b, and 34 is a feed that moves between the feed screws 33 as the feed screw 33 rotates. It is a nut (pedal shaft up-and-down means), and is fixed to one lower part of the pedaling motion part 21a. A handle 35 is provided on the distal rail horizontal bar 32a and rotates the feed screw 33 (pedal shaft up / down means). 36 locks the rotation of the handle 35 and the feed nut 34 is prohibited from moving the feed screw 33. A clamp lever (pedal shaft up-and-down means) that fixes the inclination of the pedaling motion part 21a at a predetermined position. Reference numeral 37 denotes a feed wheel which is attached to one lower portion of the pedaling motion portion 21 a and slides between the rail horizontal bars 32 as the feed nut 34 moves the feed screw 33.
[0016]
Reference numeral 38 denotes a riser bar that is rotatably provided on the pedaling motion part 21 a and tilts the pedaling motion part 21 a as the feed nut 34 moves the feed screw 33. Is pivotally attached to the. When the handle 35 is rotated, the feed nut 34 moves the feed screw 33, and accordingly, the feed wheel 37 slides between the rail horizontal bars 32. As a result, the rising bar 38 rotates in the clockwise direction to incline the pedaling motion part 21a.
[0017]
Next, the operation will be described.
FIG. 3 is a side view showing a state when the main body is tilted in the sitting position exercise apparatus according to Embodiment 1 of the present invention.
When the pedaling motion part 21a is tilted and used, the handle 35 is rotated, and the exerciser or caregiver tilts the pedaling motion part 21a in accordance with his or her physical function, and the clamp lever 36 feeds the screw. The rotation of 33 is locked. Next, the exerciser or the caregiver adjusts the horizontal distance between the chair 27 and the display unit 26 and adjusts the inclination angle of the backrest 27a of the chair 27 according to the physical functional state of the patient or the patient. Thereafter, the exerciser or caregiver adjusts the angle of the display unit 26 so that the screen displayed on the display unit 26 can be confirmed, and various types of loads and programs are used when performing pedaling exercises via the display unit 26. Set the contents.
[0018]
In this way, when the pedaling motion part 21a is used while being inclined, the pedal shaft 23 is positioned at a position higher than the horizontal extension line pr of the seating part 27b of the chair 27. Accordingly, the bending angle θ between the hip joint hj and the thigh th is increased, and the exerciser performs a pedaling exercise by performing a bending-extension operation on the thigh th. For this reason, the exerciser can move the flexor and extensor muscles of the thigh th largely.
[0019]
As described above, according to the first embodiment, when the pedaling exercise portion 21a is used while being tilted, the exerciser can greatly move the flexor and extensor muscles of the thigh th. As well as improving the ability of aerobic exercise when it is higher than 27, it is also possible to improve the ability of aerobic exercise when the flexor and extensor muscles of the thigh th are moved greatly. It is done.
[0020]
Embodiment 2. FIG.
4 is a perspective view showing a sitting exercise apparatus according to Embodiment 2 of the present invention, and FIG. 5 is a side view showing the sitting exercise apparatus according to Embodiment 2 of the present invention. Since the same or equivalent parts are shown, description thereof is omitted. Reference numeral 50 denotes two housing bases (base portions), and a pedaling motion portion 21 a and a chair base 29 are attached between the two housing bases 50. Further, moving wheels 31 are attached to the front and rear of the housing base 50. Reference numeral 51 denotes a bottom plate (pedal shaft up / down means) for mounting the pedaling motion part 21a on the housing base 50, and 52 denotes a crank bearing frame (pedal shaft up / down means) attached on the bottom plate 51.
[0021]
Reference numeral 53 denotes a crankshaft mounting plate (pedal shaft vertical means) that forms an arcuate crankshaft guide groove (pedal shaft vertical means) 55 through which a pedal crankshaft (pedal shaft vertical means) 54 penetrates. A mounting plate 53 is provided on the crank bearing frame 52 so as to face the chair 27. Accordingly, since the crankshaft 54 can be rotated in the crankshaft guide groove 55 with the toothed pulley 25 as a rotation shaft, the chair 27 can be used regardless of whether the crankshaft 54 is positioned at the lowest position or the highest position. To the crankshaft 23 can be kept constant. Since the crankshaft 54 is fixed to the crankshaft mounting plate 53 by a screw (not shown) and a nut (not shown) that can be turned by hand, the crankshaft 54 can be easily raised and lowered.
[0022]
Next, the operation will be described.
6 is a side view showing a state where the crankshaft is raised in the sitting position exercise apparatus according to Embodiment 2 of the present invention.
When the crankshaft 54 is lifted and used, an exerciser or a caregiver rotates the crankshaft 54 in accordance with his or her physical function and fixes it to the crankshaft mounting plate 53. Next, the exerciser or the caregiver adjusts the horizontal distance between the chair 27 and the display unit 26 and adjusts the inclination angle of the backrest portion 27a of the chair 27 according to the physical function state of the patient or the patient. Thereafter, the exerciser or caregiver adjusts the angle of the display unit 26 so that the screen displayed on the display unit 26 can be confirmed, and various loads and programs are performed when performing pedaling exercises via the display unit 26. Set the contents.
[0023]
Thus, when the crankshaft 54 is raised and used, the pedal shaft 23 is positioned at a position higher than the horizontal extension line pr of the sitting portion 27b of the chair 27. Accordingly, the bending angle θ between the hip joint hj and the thigh th is increased, and the exerciser performs a pedaling exercise by performing a bending-extension operation on the thigh th. For this reason, the exerciser can move the flexor and extensor muscles of the thigh th largely.
[0024]
As described above, according to the second embodiment, when the crankshaft 54 is raised and used, the exerciser can greatly move the flexor and extensor muscles of the thigh th. In addition to improving the ability of aerobic exercise when the height is increased, it is also possible to improve the ability of aerobic exercise when the flexor and extensor muscles of the thigh th are greatly operated.
[0025]
【The invention's effect】
As described above, according to the present invention, the pedal shaft lifting / lowering means for holding the pedal shaft at a position higher than the horizontal extension line of the seating portion of the chair is provided, and in the pedal shaft lifting / lowering means, A feed screw is provided along the longitudinal direction between the rail horizontal bars provided along the rail. The feed screw is rotatably attached to one rail horizontal bar and is rotated by a handle, and is attached to one end of the pedaling motion unit. As the handle rotates the nut, the feed screw is screwed and moved, the pedaling motion part is slid against the base part, and the feed bar moves the feed screw as the feed nut moves the feed screw. the other end portion is inclined, lock the rotation of the handle, since it is configured inclined state of the pedaling motion portion so as to hold the clamp lever, higher than chair leg And not only the capacity increase of aerobic exercise when he is capable improved can be achieved the effect of aerobic exercise when operating large flexion muscles and extensors of the thigh.
[0026]
According to the present invention, the bottom plate is provided with the pedal shaft up-and-down means for holding the pedal shaft at a position higher than the horizontal extension line of the seating portion of the chair, and in the pedal shaft up-and-down means, the pedaling motion part is mounted on the base portion. A crankshaft frame is mounted on the crankshaft mounting plate, which is mounted on the crankshaft frame. The crankshaft mounting plate is formed on a circular arc. Therefore, not only the ability to improve aerobic exercise when the lower limbs are higher than the chair, but also the ability to improve the ability of aerobic exercise when the flexor and extensor muscles of the thigh are moved greatly is there.
[Brief description of the drawings]
FIG. 1 is a perspective view showing a sitting position exercise apparatus according to Embodiment 1 of the present invention.
FIG. 2 is a side view showing a sitting position exercise apparatus according to Embodiment 1 of the present invention.
FIG. 3 is a side view showing a state when the main body is tilted in the sitting position exercise apparatus according to Embodiment 1 of the present invention.
FIG. 4 is a perspective view showing a sitting position exercise apparatus according to Embodiment 2 of the present invention.
FIG. 5 is a side view showing a sitting position exercise apparatus according to Embodiment 2 of the present invention.
FIG. 6 is a side view showing a state when a crankshaft is raised in a sitting position exercise apparatus according to Embodiment 2 of the present invention.
FIG. 7 is a configuration diagram showing a conventional sitting position exercise apparatus.
[Explanation of symbols]
21 sitting position movement device, 21a pedaling movement section, 22 load device, 23 pedal shaft, 25 toothed pulley, 26 display section, 27 chair, 30 rail base (base section), 32 rail side bar (pedal shaft vertical means), 33 Feed screw (pedal shaft vertical means), 34 Feed nut (pedal shaft vertical means), 35 Handle (pedal shaft vertical means), 36 Clamp lever (pedal shaft vertical means), 50 Housing base (base part), 51 Bottom plate (Pedal shaft vertical means), 52 Crank bearing frame (Pedal shaft vertical means), 53 Crankshaft mounting plate (Pedal shaft vertical means), 54 Crankshaft (Pedal shaft vertical means), 55 Crankshaft guide groove (Pedal shaft vertical means) ).

Claims (2)

A pedaling motion unit having a load device for applying a load to the rotational motion of the pedal shaft via a toothed pulley, and a display unit for setting a load amount and a pedaling motion program for the load device, and facing the pedaling motion unit In a sitting position exercise apparatus provided with a chair on which an athlete sits and a base portion to which the chair and the pedaling movement section are attached, the pedal shaft is higher than a horizontal extension line of the sitting position of the chair Pedal shaft up / down means to be held in position, the pedal shaft up / down means in the longitudinal direction between the two rail horizontal bars provided along the short direction of the base portion and the two rail horizontal bars A feed screw provided along, a handle rotatably attached to the one rail horizontal bar and rotating the feed screw, and one end portion of the pedaling motion unit The feed nut is attached and screwed to move the feed screw as the handle rotates, and the feed nut slides the pedaling motion portion relative to the base portion, and the feed nut moves the feed screw. A rising position that tilts the other end of the pedaling motion part and a clamp lever that locks the rotation of the handle and maintains the tilted state of the pedaling motion part. Exercise equipment. A pedaling motion unit having a load device for applying a load to the rotational motion of the pedal shaft via a toothed pulley, and a display unit for setting a load amount and a pedaling motion program for the load device, and facing the pedaling motion unit In a sitting position exercise apparatus provided with a chair on which an athlete sits and a base portion to which the chair and the pedaling movement section are attached, the pedal shaft is higher than a horizontal extension line of the sitting position of the chair Pedal shaft up-and-down means for holding in position, the pedal shaft up-and-down means is mounted on the base plate, the bottom plate for mounting the pedaling motion part on the base, the crank bearing frame mounted on the bottom plate, and the crank bearing frame And a crankshaft mounting plate formed on the crankshaft mounting plate on a circular arc, and a toothed pulley as a rotating shaft. Le locus motion device being characterized in that a crank shaft guide groove for guiding the crankshaft.

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