JP3193454U - Exercise equipment pedal - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a pedal for an exercise device for the purpose of training a user with weakened leg strength or strength or recovering various functions. SOLUTION: A pedal for an exercise device is a pedal used for an exercise device accompanied by a rotary motion, and has a pedal shaft connected to a tip of a pedal crank in a substantially vertical direction and a pedal body 42 rotatably supported by the pedal shaft. And a handle portion 44 connected to the pedal body 42 by a support 43 and arranged below the pedal shaft. [Selection diagram] Fig. 2

Description

  The present invention relates to a pedal for an exercise device for the purpose of training a user with weak leg strength or arm strength or recovering various functions.

  As a conventional exercise machine, a bicycle type exercise machine that restores the exercise function of people with weak leg strength, such as a patient after stroke or orthopedic surgery, is well known, and a number of various structures have been proposed. In addition, since conventional exercise machines are bicycle type exercise machines, they have a seating method, become large and expensive, and cannot be easily adopted at home. Furthermore, since the bicycle-type exercise machine is intended to increase leg strength, there is also a problem that it is impossible to train the arm strength. In view of this, there has been proposed a small exercise apparatus that can be used easily in a narrow space in a general household by removing a handle and a stool from a bicycle-type exercise machine and can train leg strength and arm strength (for example, Patent Document 1). reference).

Utility Model Registration No. 3086336

  In the exercise device of Patent Document 1, when a user increases his arm strength, a load is applied to the muscle of the user's arm by holding the bicycle pedal with his hand and moving the pedal. However, when gripping a pedal for a bicycle with a hand, it is necessary to grip the pedal with the hand extended, and it has been difficult for a user who has weakened his grip strength as well as his arm strength to grip the pedal.

  Further, when the user increases the leg strength, it is necessary to rotate the pedal body about the pedal axis so that the foot rests on the pedal tread surface so that the sole and the tread surface of the pedal coincide with each other. However, it has been difficult for a user whose leg power has weakened to rotate the pedal body.

  In view of this, an object of the present invention is to provide a pedal for use in an exercise apparatus for the purpose of training a user who has weak leg strength or arm strength or recovering various functions.

  In order to solve the above-described problem, an exercise equipment pedal according to an embodiment of the present invention is a pedal used in an exercise equipment with rotational motion, the pedal shaft connected to the tip of a pedal crank in a substantially vertical direction, A pedal body rotatably supported by the pedal shaft; and a handle portion connected to the pedal body by a support and disposed below the pedal shaft.

  According to this configuration, the handle portion is connected to the pedal body by the support body. For this reason, when the user increases the arm strength, the pedal crank can be easily rotated by gripping the handle portion. Further, since the handle portion is disposed below the pedal shaft, the pedal body rotates about the pedal shaft by its own weight, and the tread surface of the pedal body is positioned in a substantially horizontal direction. For this reason, in order for a user to strengthen leg power, when sitting on a chair and putting a foot on the tread surface of a pedal body, it is not necessary to rotate a pedal body.

  Further, the axis of the handle portion is inclined with respect to the axis of the pedal shaft, and the inclination of the axis of the handle portion with respect to the axis of the pedal shaft is between the pedal shaft and the pedal crank. You may arrange | position so that it may distance with respect to the axial center of the said pedal axis | shaft, so that it distances from a connection part.

  According to such a configuration, when the user inserts his / her hand into the gap between the pedal body and the handle portion in order to grasp the handle portion, the gap between the first insertion portion becomes large, so that the user can easily insert it. it can. Further, when the handle portion is gripped, it is not necessary to invert the arm so that the back of the hand is in the horizontal direction, so that the user can easily grasp the handle portion for a user who has a disease in the arm.

  Further, the outer diameter of the handle portion may increase as the distance from the connecting portion between the pedal shaft and the pedal crank increases.

  With such a configuration, the fit feeling of the handle portion on the little finger side is increased, and the hand does not come out of the handle portion even when used by a user with weak grip strength.

Moreover, you may provide the fixing means for fixing a leg | foot to the tread surface of the said pedal main body.
With such a configuration, it is possible to prevent a user whose leg strength has declined from stepping off the foot from the tread when applying a load to the tread of the pedal body with the foot.

  ADVANTAGE OF THE INVENTION According to this invention, the pedal used for the exercise | movement apparatus aiming at the training of the subject who weakened leg strength or arm strength or various functional recovery can be provided.

It is an appearance perspective view showing the composition of the exercise device in the embodiment of the present invention. It is an appearance perspective view showing an example of a pedal for exercise equipment in an embodiment of the present invention. It is a top view when the pedal for exercise equipment is seen from above. It is a front view which shows the pedal for exercise equipment. It is a side view which shows the pedal for exercise equipment. It is a front view which shows the pedal for exercise equipment which concerns on the modification 1. FIG. It is a front view which shows the pedal for exercise equipment which concerns on the modification 2. FIG. It is an external appearance perspective view which shows the pedal for exercise equipment which concerns on the modification 3. FIG.

  Hereinafter, a pedal for an exercise apparatus according to an embodiment of the present invention will be described with reference to the drawings.

  FIG. 1 is an external perspective view showing a configuration of an exercise device 1 according to an embodiment of the present invention.

The exercise device 1 is an exercise device that involves a rotation operation, and is intended to increase or maintain a user's muscle strength by a load caused by the rotation operation. As shown in FIG. 1, the exercise apparatus 1 includes a base 10, a main body 20, a pedal crank 30 and a pedal portion 40.
The base 10 is a flat plate having a size on which the entire main body 20 can be placed and the main body 20 can be stably installed on a floor or a desk.

  The main body 20 includes a cover portion 21 and a rotary load device (not shown) fixed to the base 10 inside the cover portion 21. The rotary load device includes, for example, a mechanical type using frictional resistance and an electric type using eddy current. The eddy current type rotary load device includes an electromagnet and a rotating metal plate, and uses eddy current generated when the metal plate rotates in a magnetic field and electric braking by the magnetic field. Since the electromagnetic type is non-contact, it has a low noise and a long life, and this type of apparatus has become the mainstream.

A crankshaft 22 projects from the left and right side surfaces of the main body 20 and is connected to one end of the pedal crank 30. A pedal portion 40 is provided at the other end of the pedal crank 30 for the user to perform a rotation operation.
The rotational force of the crankshaft 22 provided with the pedal portion 40 is transmitted to a rotational load device for applying a load to the pedal portion 40 via a pulley and a belt.

  Next, the exercise instrument pedal according to the present embodiment will be described with reference to FIGS. FIG. 2 is an external perspective view showing an example of an exercise equipment pedal according to an embodiment of the present invention. FIG. 3 is a plan view of the exercise equipment pedal as viewed from above. FIG. 4 is a front view showing the exercise instrument pedal. FIG. 5 is a side view showing the exercise equipment pedal.

2 to 5, the pedal portion 40 is attached to a pedal shaft 41 that is connected to the pedal crank 30 in a substantially vertical direction, a pedal body 42 that is rotatably supported by the pedal shaft 41, and a lower portion of the pedal body 42. And a handle portion 44 connected to the support 43.
Since the pedal shaft 41 is provided at a substantially central portion of the pedal body 42, the pedal body 42 can rotate around the pedal shaft 41.

  The pedal body 42 has a substantially rectangular parallelepiped shape and is provided with an opening 45 penetrating in the axial direction of the pedal shaft 41. Further, the upper surface of the pedal body 42 is a tread surface on which the user puts his / her foot, and a plurality of convex portions are formed on the tread surface, and the user's shoe sole does not slip because the friction coefficient increases. It is like that. When the user uses bare feet, he / she covers the tread surface of the pedal body 42 and uses it.

  The pedal body 42 is made of, for example, a hard resin. Examples of the hard resin include polymer thermoplastic resins such as ethylene, propylene, vinyl chloride, styrene, and amide, melamine resin, phenol resin, and acrylic resin. Examples thereof include thermosetting resins such as resin and PET. Moreover, the carbon fiber reinforced resin etc. which used the carbon fiber excellent in strengthening and weight reduction as a reinforcing material may be used.

  The support body 43 is provided at a position on the lower surface of the pedal main body 42 on the connecting portion side between the pedal shaft 41 and the pedal crank 30. The support body 43 and the handle portion 44 have the shaft center 44 a of the handle portion 44 as a pedal. The shaft 41 is connected so as to be substantially parallel to the axis 41a of the shaft 41. As a result, the pedal body 42 and the handle portion 44 can rotate integrally around the pedal shaft 41.

  The handle portion 44 includes a handle main body made of a metal pipe having a cylindrical cross section and a grip, and the grip is mounted in a state of being fitted to the outside by being press-fitted into an end portion of the handle main body. The grip is made of an elastic resin material, and examples thereof include vinyl chloride resin, urethane resin, styrene resin, and olefin resin.

  As shown in FIG. 5, the handle portion 44 is disposed at a position where the tread surface of the pedal body 42 and the center line 46 connecting the center of the cross section of the pedal shaft 41 and the center of the cross section of the handle portion 44 are substantially orthogonal. ing. Further, the support body 43 has a shape that is symmetrical with respect to a center line that connects the centers of the pedal shaft 41 and the handle portion 44. As a result, the center of gravity of the connecting body including the pedal body 42, the handle portion 44, and the support body 43 is stabilized in a state where the center of gravity is positioned substantially vertically below the pedal shaft 41. That is, the handle portion 44 is positioned in the substantially vertical direction of the pedal shaft 41, and accordingly, the tread surface of the pedal body 42 is positioned in the substantially horizontal direction.

  As described above, according to the pedal for exercise equipment according to the present embodiment, since the handle portion 44 is connected to the pedal body 42, the user can grasp the handle portion 44 when the arm strength is increased. Thus, the pedal crank 30 can be easily rotated.

  In addition, a connecting body including the pedal body 42, the handle portion 44, and the support body 43 rotates around the pedal shaft 41 due to the gravity of the handle portion 44, and the tread surface of the pedal body 42 is positioned in a substantially horizontal direction. For this reason, in order for a user to strengthen leg power, when sitting on a chair and putting a foot on the tread of pedal body 42, it is not necessary to rotate pedal body 42. Therefore, even if it is difficult for a user who has a weak leg and makes it difficult to operate the ankle and rotate the tread surface of the pedal body 42 so as to be positioned substantially horizontally, the user can easily place the foot on the tread surface. .

  In addition, in this Embodiment, although the support body 43 was installed in the main body 20 side of the pedal main body 42, it is not restricted to this. The handle portion 44 may be installed at a position where the tread surface of the pedal body 42 and the center line connecting the centers of the pedal shaft 41 and the handle portion 44 are substantially orthogonal to each other. You may provide in the arbitrary positions of the axial center direction of the axis | shaft 41. FIG. Further, the handle portion 44 may protrude outward from the pedal body 42.

  The exercise equipment pedal according to the embodiment of the present invention has been described above, but the present invention is not limited to this embodiment.

  For example, the following modifications can be considered.

(Modification 1)
In the above-described embodiment, the shaft center of the pedal shaft 41 and the shaft center of the handle portion 44 are set substantially parallel to each other. However, the shaft center of the handle portion 44 is inclined downward with respect to the shaft center of the pedal shaft 41. May be installed.

FIG. 6 is a front view showing the exercise equipment pedal according to the first modification.
The pedal portion 50 includes a pedal shaft 41, a pedal main body 42 that is rotatably connected to the pedal shaft 41, a support body 53, and a handle portion 44.

  The shaft center 44 a of the handle portion 44 is inclined with respect to the shaft center 41 a of the pedal shaft 41, and the tilt of the shaft center 44 a of the handle portion 44 with respect to the shaft center 41 a of the pedal shaft 41 is the pedal shaft 41 and the pedal crank 30. It arrange | positions so that it may distance with respect to the shaft center 41a of the pedal axis | shaft 41, so that it is far from the connection part.

  With such a configuration, when the user inserts his / her hand into the gap between the pedal body 42 and the handle portion 44 in order to grasp the handle portion 44, the gap between the first insertion portion is increased, so that the user can easily insert it. be able to. Further, when the handle portion 44 is gripped, it is not necessary to invert the arm so that the back of the hand is in the horizontal direction, so that the user who has a disease in the arm can easily hold the handle portion 44.

(Modification 2)
Modification 2 uses the same pedal shaft 41, pedal body 42, and support body 43 as Modification 1, but the shape of the handle portion 61 is different.

  FIG. 7 is a front view showing an exercise equipment pedal according to the second modification.

The pedal portion 60 includes a pedal shaft 41, a pedal body 42 that is rotatably connected to the pedal shaft 41, a support body 43, and a handle portion 61.
The outer diameter of the handle portion 61 increases as the distance from the connecting portion between the pedal shaft 41 and the pedal crank 30 increases.

  With such a configuration, the fit feeling on the little finger side of the handle portion 61 is increased, and the hand does not come out of the handle portion 61 even when used by a user having a weak gripping force.

(Modification 3)
In the third modification, a fixing means is provided on the pedal for exercise equipment of the above-described embodiment.

  FIG. 8 is an external perspective view showing an exercise equipment pedal according to Modification 3.

  The pedal portion 80 includes a pedal portion 40 and a fixing means 70. The fixing means 70 is composed of an upper fixing band 71 and a buttock fixing band 72. The upper fixing band 71 has two narrow ends at one wide band. The structure is divided into strips. One end of the buttock fixing band 72 is connected to the upper fixing band 71, and the other end slides on one narrow band of the upper fixing band 71. It is connected as possible.

  Further, two narrow strips of Velcro that are paired with Velcro (registered trademark) attached to the back of the end of one wide strip of the upper fixing strip 71 are provided. It is provided on the surface.

  Next, the usage method of this fixing means 70 is demonstrated.

  First, two narrow strips are inserted from the pedal crank 30 side into an opening 45 penetrating in the axial direction of the pedal shaft 41 formed in the pedal body 42, and the fixing means 70 is attached to the pedal body 42. Next, the foot is placed on the tread surface of the pedal body 42, and the buttock fixing band 72 is brought into contact with the buttock. Next, a wide band-like body is placed on the narrow band-like body while the two narrow band-like bodies are brought into contact with the upper part, and are adhered by Velcro (registered trademark) attached to both sides. Accordingly, the upper part of the foot is held by the upper part fixing band 71 and the heel part is held by the upper part fixing band 72, so that the sole is fixed in a state where the sole is in contact with the tread surface of the pedal body 42. .

  With such a configuration, it is possible to prevent a user whose leg strength has fallen from stepping off the foot from the tread surface when applying a load to the tread surface of the pedal body 42 with the foot.

  The pedal for an exercise device of the present invention can be applied to an exercise device for the purpose of training a subject who has weak leg strength or arm strength or recovering various functions.

DESCRIPTION OF SYMBOLS 1 Exercise equipment 10 Base 20 Main body 21 Cover part 22 Crankshaft 30 Pedal crank
40, 50, 60, 80 Pedal part 41 Pedal shaft 41a, 44a Axis center 42 Pedal main body 43, 53 Support body 44, 61 Handle part 45 Opening part 46 Center line 70 Fixing means 71 Upper part fixing belt part 72 Butt part fixing Strip

Claims (4)

A pedal for use in an exercise device with rotational movement,
A pedal shaft connected to the tip of the pedal crank in a substantially vertical direction;
A pedal body rotatably supported by the pedal shaft;
A pedal for exercise equipment comprising: a handle portion connected to the pedal body by a support and disposed below the pedal shaft.   The axis of the handle portion is inclined with respect to the axis of the pedal shaft, and the inclination of the axis of the handle portion with respect to the axis of the pedal shaft is a connecting portion between the pedal shaft and the pedal crank. The pedal for exercise equipment according to claim 1, wherein the pedal for exercise equipment is arranged so as to be farther from the axis of the pedal shaft as it is farther from the foot.   The exercise instrument pedal according to any one of claims 1 to 2, wherein an outer diameter of the handle portion increases as the distance from the connecting portion between the pedal shaft and the pedal crank increases.   The pedal for exercise equipment according to any one of claims 1 to 3, wherein a fixing means for fixing a foot to the pedal body is provided.

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