JPH08308815A - Rotating capacity measuring device for forming, etc. - Google Patents

Abstract

PURPOSE: To provide a rotating capacity measuring device for a forearm, etc., which easily measures the rotating capacity of the forearm, etc., of a subject with a simple constitution by turning around, internally turning, and externally turning the forearm, a wrist, a shoulder joint, etc. CONSTITUTION: A rotating capacity measuring device is provided with a rotation mechanism part 1 provided with left/right rotors arranged to face in the opposite direction each other, rotor operation parts 2 such as handles, etc., provided in the outer face sides of the respective rotors of the rotation mechanism part 1, a rotating capacity detection part 3 which rotates or turns the rotors by operation of the rotor operation parts 2 and detects a rotation angle or a rotation torque of the rotors, and a rotating capacity display part 4 which displays the rotation angle or the rotation torque detected by the rotating capacity detection part 3.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a rotating ability measuring device for a forearm and the like, and more specifically, for rotating, pronation or supination of a forearm, wrist, shoulder joint, etc. The present invention relates to a rotation ability measuring device for a forearm or the like that can easily measure the rotation ability of a forearm or the like with a simple configuration.

[0002]

2. Description of the Related Art It is necessary for each person to recognize the rotation ability of each part of the person (wrist, forearm, shoulder joint, etc.) in daily life as a part of managing their own health and physical fitness. There is. This rotation ability is one of the important factors for measuring the exercise ability in the management of one's health and physical fitness. However, there has not been proposed a rotation ability measuring device for the forearm or the like that can easily measure these rotation ability in daily life.

By the way, although different from such a rotating ability measuring device for a forearm or the like, a structure related to such a device is shown as a training tool for rehabilitation as shown in FIGS. 7 (a) and 7 (b). There is. FIG. 7A shows a training tool for the subject to train the shoulder joint by rotating the shoulder joint, and is a sliding body that can move up and down along the vertical groove 52 of the support column 51. 53 is provided, a rotary body 54 is provided on the sliding body 53, and the center 5 of the rotary body 54 is provided on the rotary body 54.
The lever 55 is provided so as to be tiltable about the shaft 4a, and a handle 56 is provided on the lever 55. Then, around the rotary body 54 of the sliding body 53, the rotary body 5
There is provided a scale 57 composed of a protractor for measuring the rotation / rotation angle of 4.

FIG. 7 (b) shows a training tool capable of training not only the shoulder joint but also the pronation / supination muscle group of the forearm or elbow joint. ),
Rotating bodies 58, 58 having the same direction are provided on both sides of the sliding body 53, and grips 59, 59 are provided on the rotating bodies 58, 58, respectively.

According to these training tools, a person who is going to perform training rotates, supposes, or supposes the shoulder joint, forearm, or elbow joint by holding the grips 56 and 59,
It is possible to perform strength training on the forearm, shoulder joints, elbow joints, etc. of the human body, and it can be utilized as a device for rehabilitation.

[0006]

However, these training tools have the following problems. That is, since a protractor is used as the measuring means, accurate measurement cannot be performed. The former training tool can only measure the rotation angle of the shoulder joint. The latter training tool can measure the rotation, pronation, and supination angles of the shoulder joint, forearm, or elbow joint, but 2
Since individual rotating bodies are installed on both sides of the sliding body in the same direction on the same surface, it is necessary to fix and install it on a wall, etc., the size of the structure must be large, and the measurement method must be specified. become. In the normal state, it is impossible to measure the difference in rotational ability when bending the left and right forearms and elbow joints. And other issues.

The present invention has been made in response to the above-mentioned problems, and its purpose is to rotate, supinate, or supinate the forearm, wrist, shoulder joint, etc. It is an object of the present invention to provide a rotation ability measuring device for a forearm or the like that has a simple configuration and can easily measure the rotation ability of a subject's forearm or the like.

[0008]

A rotating ability measuring apparatus for a forearm or the like according to the present invention as a means for solving the above-mentioned problems includes a rotating mechanism portion provided with left and right rotating bodies which are arranged to face each other. A rotating body operating part such as a handle provided on the outer surface side of each rotating body of the rotating mechanism part, and the rotating body is rotated or rotated by the operation of the rotating body operating part to rotate the rotating body. It is configured to have a rotation capacity detection unit that detects an angle or a rotation torque, and a rotation capacity display unit that displays the rotation angle or the rotation torque detected by the rotation capacity detection unit.

[0009]

The rotating ability measuring apparatus for a forearm or the like according to the present invention is, for example, for measuring the rotating ability of the forearm, a handle or the like provided on the left and right rotating bodies that are arranged to face each other and that form a rotating mechanism. When the rotating body operation unit is grasped and the rotating body is rotated or rotated, the rotating ability detecting section detects the rotation angle or the rotating torque of the rotating body, and the rotating ability display section based on the detection signal, The rotation angle or rotation torque is displayed. Therefore, the person to be measured can easily measure and recognize the rotation ability of his / her forearm by a simple operation.

[0010]

Embodiments of the present invention will be described below with reference to the drawings. Here, FIG. 1 to FIG.
1 shows a front view, FIG. 2 is a sectional view,
3 to 5 are explanatory views showing a usage state. Then, as shown in FIG. 1, the rotation ability measuring apparatus for the forearm and the like of the present embodiment is roughly described as follows: a rotation mechanism section 1, a rotating body operation section 2,
It is composed of four parts, a rotation capacity detection part 3 and a rotation capacity display part 4.

The rotating mechanism 1 has two rotating bodies 5 and 6, and one rotating body 5 has a shaft 9 through a bearing 7.
Is attached to one end of the rotary body 6 and the other rotary body 6 is fixed to the other end of the shaft 9, and the rotary bodies 5 and 6 are rotatable or rotatable relative to each other through the shaft 9 in the same or opposite directions. Face-to-face contact or close proximity. Further, a disc 10 with a slit forming a rotation ability inspection section 3 is fixed to an intermediate portion of the shaft 9, and rotary body operating sections 2 are provided on outer side surfaces of the rotary bodies 5 and 6, respectively. .

The rotating body operating section 2 is an operating section for rotating or rotating the rotating bodies 5 and 6 relative to or relative to the disc 10 with slits, and is provided on the outer surface of the rotating bodies 5 and 6. It is formed of a "U" shaped handle (handle) 12 formed. In addition, the handle 2 has a rotation ability display portion 4
The reset button 14 of the digital display unit 13 is attached.

The rotation ability detector 3 is a detector for measuring the rotation ability such as the rotation angle or the rotation torque, and is formed by an increment type optical encoder. Here, as shown in FIG. 2, from the encoder having the configuration in which the light emitting diode 15 is provided on the rotating body 5 side and the photodiode 16 is provided on the rotating body 6 side with the disc 10 with slit interposed therebetween. The rotation ability detection unit 3 is connected to the rotation ability display unit 4 by wired or wireless signal transmission means. When detecting the rotation torque, a torque sensor is used instead of such an optical encoder.

The rotation capacity display section 4 is a display section for accumulating the detection signals detected by the rotation capacity detection section 3 and displaying the numerical value obtained by the integration on the digital display section 13. A rotation angle or a rotation torque can be displayed at 13.

The rotational ability measuring device for the forearm and the like of this embodiment is
By operating as shown in FIGS. 3 to 5, various rotational abilities can be arbitrarily measured. In FIG. 3, the person to be measured holds the left and right handles 12 with both hands, operates the power switch 17 and the reset button 14, and then rotates the rotating bodies 5 and 6.
It shows the case where the measurement subject measures the rotation ability of the wrists, forearms, and elbow joints of both hands by rotating or rotating in opposite directions. That is, when the rotating bodies 5 and 6 are rotated or rotated by the handle 2, the rotation angle or the rotation torque is detected by the optical encoder or the torque sensor forming the rotation ability detection unit 3, and this detection signal is the rotation ability. It is input to the display unit 4, and the integrated value is displayed in real time on the digital display unit 1.
It is displayed in 3.

In FIG. 4, one of the handles 12 is attached to the fixed base 20.
3 shows a case in which the rotational ability of only one arm is measured by fixing with the other handle 12 and using only the other handle 12 in the same manner as in the case shown in FIG. Further, FIG. 5 shows a case where the rotation ability is measured with the elbow extended, similarly to the case shown in FIG. By the way, in the above-described measurement method shown in FIGS. 3 to 5, each rotation or rotation can be repeated and the number of times of repetition can be measured. For example, how many times the rotation and rotation can be repeated in 10 seconds is measured.

The present invention is not limited to the above-described embodiments, but includes configurations that can be modified and implemented within the scope of the present invention. Incidentally, in the above-mentioned embodiment, the case of measuring the rotation ability of the forearm, shoulder joint or elbow joint has been described, but the same applies to the neck, the foot, etc. as long as the rotation ability of the rotatable part of the human body is measured. Then, the measurement can be performed. In this case, it is preferable to change the shape of the handle according to the site to be measured.

Further, instead of the "U" shaped handle,
As shown in FIG. 6A, the handle may be formed of the rod body 21. In this case, as shown in FIG. 6B, the rod 21 is arranged on the peripheral surface 22 of the rotating bodies 5 and 6, and the rotating bodies 5 and 6 are moved back and forth, whereby the front and rear movements of the forearm and the like are performed. The configuration may be such that the rotation ability is measured by Further, as the above-described rotation ability detection unit, the case where the increment type optical encoder or the torque sensor is used has been described, but an electromagnetic sensor or the like may be used.

[0019]

As is apparent from the above description, according to the rotating ability measuring apparatus for a forearm and the like of the present invention, the rotating bodies provided on the left and right rotating bodies which are arranged to face each other and which form the rotating mechanism portion. While rotating or rotating the rotating body through the operation unit, the rotation angle or rotation torque of the rotating body is detected by the rotation ability detecting unit, and the rotation angle is displayed on the rotation ability displaying unit based on the detection signal. Alternatively, since the rotation torque can be displayed, there is an effect that a person to be measured can easily measure and recognize the rotation ability of his / her forearm by a simple operation.

[Brief description of drawings]

FIG. 1 is a front view showing an embodiment of the present invention.

FIG. 2 is a partial cross-sectional view of FIG.

FIG. 3 is an explanatory diagram showing a usage state.

FIG. 4 is an explanatory diagram showing a usage state.

FIG. 5 is an explanatory diagram showing a usage state.

FIG. 6 is a perspective view of another embodiment.

FIG. 7 is a perspective view of a conventional example.

[Explanation of symbols]

1 ... Rotation mechanism part, 2 ... Rotating body operation part, 3 ...
Rotation ability detection section, 4 ... Rotation ability display section, 5, 6 ...
・ Rotating body, 7 ... Bearing, 9 ... Shaft, 1
0 ... Disc with slit, 12 ... Handle (handle), 13 ... Digital display, 14 ... Reset button, 15 ... Light emitting diode, 16 ... Photodiode, 17 ...・ Power switch

Claims (1)

[Claims] 1. A rotating mechanism section having left and right rotating bodies arranged opposite to each other, a rotating body operating section such as a handle provided on the outer surface side of each rotating body of the rotating mechanism section, and the rotating body. A rotation capacity detection unit that rotates or rotates the rotating body by operation of the body operation unit and detects a rotation angle or a rotation torque of the rotation body, and a rotation angle or a rotation torque detected by the rotation capacity detection unit. A rotation ability measuring device for a forearm or the like, which has a rotation ability display unit for displaying.