JP2019097668A - Grip strength training apparatus - Google Patents

Abstract

To provide a grip strength training apparatus in which a single grip strength training apparatus can be operated with proper grip strength in a grip state corresponding to the size of an operator's hand, an operated state can be confirmed, various data operated can be recorded over a long period of time, and the apparatus can be used for confirmation of effects of grip strength training and rehabilitation and planning for the next grip strength training and rehabilitation.SOLUTION: A grip strength training apparatus comprises: a cylindrical body portion 11 gripped between a thumb and other fingers (an index finger, a middle finger, a ring finger, a little finger); a finger contact portion 14 provided at a position of the body portion 11 with which other fingers come into contact; pressure detection means for detecting pressure by other fingers applied to the finger contact portion 14; and display means for displaying a pressure value detected by the pressure detection means when it exceeds a predetermined value. The body portion 11 is formed in a conical shape and can grip an appropriate position of an outer periphery of the body portion 11 according to the size of a hand of an operator.SELECTED DRAWING: Figure 1

Description

  The present invention relates to a grip strength training apparatus for training a grip strength, that is, a power to grip an object with a finger.

  Generally, as people get older, the power to hold things with their fingers, that is, their grip, declines. In addition, the grip may become weak due to illness or accident. In this way, when the grip strength is weakened or weakened, the grip strength is held to grasp an elastic object between the thumb and other fingers of the hand, and by repeating the grip, the grip power for preventing or recovering the grip strength deterioration. Many training tools have been developed and are also commercially available.

JP, 2001-29508, A JP, 2005-13679, A

  The "grip strength training device" disclosed in Patent Document 1 and the "Human-body-related pressure measuring device" disclosed in Patent Document 2 both have complicated configurations and easily hold one grip strength training device by hand. It was not something that was configured to be able to measure various data. Therefore, the operator can easily grasp the various data including grip strength by simply grasping by hand, record the data in the recording unit for a long period of time, and use the data for subsequent grip strength training and rehabilitation of grip strength I could not do that.

  The present invention has been made in view of the above-mentioned point, and it is possible for an operator to use one grip strength training device as an operator for both large hands (long fingers) and small hands (short fingers). It is possible to operate with proper grip in the fitted state, and to confirm the operating state, record the various data operated for a long period of time, check the effect of grip strength training and rehabilitation, next The purpose is to provide a grip strength training device that can be used for grip strength training and rehabilitation planning.

In order to solve the above-mentioned problems, the present invention provides a cylindrical main body which is gripped between a thumb and another finger,
A finger contact portion provided at a position where the thumb or other finger of the cylindrical main body portion abuts, pressure detection means for detecting pressure by the thumb or other finger applied to the finger contact portion, and pressure detection means And displaying means for displaying the pressure value when the pressure value exceeds a predetermined value.

  In the grip strength training apparatus according to the present invention, the cylindrical main body portion is a conical cylinder, and the display means is disposed such that the display portion is positioned at the top of the conical cylindrical body of the cylindrical main body portion. It features.

  In the grip strength training apparatus according to the present invention, the cylindrical main body portion is a conical cylinder, and the finger contact portion is installed so as to freely protrude and retract from a predetermined position on the outer peripheral surface of the cylindrical main body portion. It protrudes by a predetermined amount, and when a thumb or another finger abuts on the finger contact portion and is pressed, the finger retreats in the internal direction in the cylindrical main body portion.

  Further, according to the present invention, in the grip strength training apparatus, the bottom of the cylindrical main body grips the cylindrical main body between the thumb and the other finger so that the bottom is in sliding contact with the flat surface to stably contact. When the cylindrical main body is moved along a predetermined path formed on a flat surface, whether the center of the bottom of the cylindrical main body moves along the predetermined path is determined. A moving path detecting means for detecting is provided.

  Further, according to the present invention, in the above-mentioned grip strength training apparatus, the structure capable of stably moving the bottom of the cylindrical main body in sliding contact with the flat surface comprises an annular body attached to the lower end of the cylindrical main body It is characterized in that the lower surface of the annular body has a semicircular arc shape projecting downward.

  Further, the present invention is characterized in that, in the above-described grip strength training apparatus, a plurality of metal balls are movably inserted into an annular body attached to the lower end of the cylindrical main body.

  In the grip strength training apparatus according to the present invention, the number of display times of the display means, the detected pressure value of the pressure detection means, the display date and time and time of the display means, the detection date and time and time of the pressure detection means, movement path detection means It is characterized in that a data recording unit for recording any or a plurality or all of detection results of detection, detection date, time and time as data is provided.

  Further, the present invention is characterized in that, in the above-mentioned grip strength training apparatus, the data recorded in the data recording unit can be read out by a computer via a data line.

  According to the present invention, since the pressure value detected by the pressure detection means for detecting the pressure by the thumb or other finger applied to the finger contact portion exceeds the predetermined value, the display means is provided to display it. If the predetermined value is properly set, it can be confirmed that the finger main body is gripped by the appropriate pressure, that is, the appropriate grip strength, only by confirming the display of the display means. By continuing the gripping the appropriate number of times and the appropriate time, appropriate grip strength training can be performed.

  Further, according to the present invention, the cylindrical main body portion is a conical cylinder, and the display means is disposed such that the display portion is positioned at the top of the conical cylindrical body of the cylindrical main body portion. Depending on the size of the conical cylinder, appropriate grip of the grip can be achieved simply by repeating the gripping while looking at the display section.

  Further, according to the present invention, the cylindrical main body portion is a conical cylinder, and the finger contact portion is installed so as to be able to protrude and retract at a predetermined position of the outer peripheral surface of the cylindrical main body portion. The pressure for pressing the finger contact portion can be detected easily and accurately only by providing the pressing pressure sensor at the end of the finger contact portion at the time of retraction.

  Further, according to the present invention, when the cylindrical main body portion is moved along the predetermined path formed on the flat surface, whether or not the central portion of the bottom of the cylindrical main body portion is moved along the predetermined path Since the movement path detection means for detecting the movement is provided, for training of rehabilitation etc. for gripping the cylindrical main body between the thumb and other fingers and moving the bottom along the predetermined path formed on the flat surface Demonstrate excellent effects.

  Further, according to the present invention, the configuration that allows the bottom portion of the cylindrical main body to be in sliding contact with the flat surface for stable sliding movement comprises an annular body closely attached to the lower end inner periphery of the cylindrical main body. The cross section orthogonal to the annular direction of the annular body has a semicircular arc shape in which the lower surface protrudes downward, so that the cylindrical main body can be stably slid along the flat surface with a simple configuration.

  Further, according to the present invention, in the above-described grip strength training apparatus, a plurality of metal balls are movably inserted into the inside of the annular body closely attached to the lower end inner periphery of the cylindrical main body portion. When moved, the collision sound of the plurality of metal balls can notify the operator that the cylindrical main body is moving.

  Further, according to the present invention, in the above-mentioned grip strength training apparatus, the number of display times of the display means, the detected pressure value of the pressure detection means, the display date and time of the display means A data recording unit is provided which records any or a plurality or all of the detection result of the means, the detection date, the time, and the time as data. By explaining the recorded data, it can be used extremely effectively in confirmation of the effects of grip training and rehabilitation, and in future plans of grip training and rehabilitation.

  Further, since the data recorded in the data recording unit can be read out by the computer via the data line, for example, by periodically reading it out by the computer and analyzing it, the same as above, It can be used extremely effectively in training on grip strength training, in confirming the effects of rehabilitation, and in future plans for rehabilitation.

It is a front view showing the appearance composition of the grip strength training device concerning the present invention. It is a right view of a grip strength training device concerning the present invention. It is a top view of the grip strength training device concerning the present invention. It is a center longitudinal cross-sectional view (CC arrow directional cross-sectional view of FIG. 1) of the grip strength training apparatus based on this invention. It is a horizontal sectional view (AA arrow sectional drawing of FIG. 1) of the grip strength training apparatus based on this invention. It is a horizontal sectional view (BB arrow sectional drawing of FIG. 1) of the grip strength training apparatus based on this invention. It is a figure showing an example of appearance when a grip strength training device concerning the present invention is grasped with a hand. It is a figure showing the bottom of the grip strength training device concerning the present invention. It is a block diagram showing the circuit composition of the data storage part of the grip strength training device concerning the present invention.

  Hereinafter, embodiments of the present invention will be described in detail. 1 to 3 are views showing an example of the external appearance of a grip strength training apparatus according to the present invention, FIG. 1 is a front view, FIG. 2 is a right side view, and FIG. 3 is a plan view. As shown in the figure, the grip strength training apparatus 1 comprises a cylindrical main body portion 11. The main body portion 11 is formed of an elastic resin material and is a hollow cylindrical hollow cylinder, and the upper end thereof is a hollow hemispherical display glove (light transmitting material is described later). The inside is covered with a hollow hemisphere 12). The lower end is covered by a bottom member 13 having an annular portion which will be described in detail later. A long finger contact portion 14 is disposed in the vertical direction of the front substantially central portion of the main body portion 11 as will be described in detail later, and a hemispherical projection is substantially in the vertical central portion of the left and right sides 15, 16 are fixed.

  4 to 6 are views showing the internal configuration of the above-mentioned grip strength training apparatus 1, FIG. 4 is a central longitudinal sectional view (C-C arrow sectional view of FIG. 1), and FIG. 5 is a horizontal sectional view (A of FIG. FIG. 6 is a horizontal sectional view (sectional view taken along arrows B-B in FIG. 1). As shown in FIG. 4, at the upper end of the main body 11, a hook 11a extending horizontally inward is formed, and the lower end of the display globe 12 is in contact with and fixed to the upper periphery of the hook 11a. . At the center of the lower end of the display glove 12, an LED 22 attached to the upper end of a support storage member 25 described in detail later is disposed. A recessed groove is formed on the outer periphery where the upper surface outer peripheral portion of the flange portion 11a and the lower end surface of the display globe 12 are in contact with each other. By interposing a packing 23 such as an O ring in the recessed groove, the display globe 12 and the ridge A gap formed between the portions 11a is sealed so that foreign matter such as moisture does not enter the inside of the main body 11 through the gap.

  A hole 11c for attaching the finger contact portion 14 is formed in the vertical direction of the central portion of the front of the main body portion 11 (see FIG. 1), and a flange portion 11b horizontally extending inward is formed at the lower end. A groove 14a is formed on the outer periphery of the finger contact portion 14 with which the inner peripheral edge of the hole 11c formed in the main body 11 engages, and the inner peripheral edge of the hole 11c is fitted and fixed in the groove 14a. Thus, the finger contact portion 14 is integrally attached to the main body portion 11. When the finger contact portion 14 is made of a flexible resin material such as silicone, if the main body portion 11 is gripped by hand and the finger contact portion 14 is pressed with a finger, the outer peripheral portion will be pressed. In response, it bends and restores when you release the finger. When the main body portion 11 is made of a resin material having elasticity (flexibility), when the finger contact portion 14 is pressed with a finger, the main body portion 11 in the vicinity of the outer periphery of the finger contact portion 14 in particular It bends according to and restores when you release a finger. As a result, the finger contact portion 14 is attached to the main body portion 11 so as to be freely protruded and retracted.

  Inside the main body 11, a support storage member 25 for storing and supporting a battery 27 and a substrate 27 etc. on which various components constituting the grip strength training device 1 are mounted is disposed. The support storage member 25 is made of resin or the like and has rigidity. At the lower end of the support and storage member 25, a disk-shaped mounting portion 25 a is integrally formed with the support and storage member 25. The attachment portion 25 a is smaller in diameter than the diameter of the hole formed on the inner periphery of the flange portion 11 b at the lower end of the cylindrical main body portion 11. Therefore, the support storage member 25 can easily receive the entire support storage member 25 including the mounting portion 25 a inside the main body portion 11 through the hole formed on the inner peripheral side of the collar portion 11 b. Although the description of the detailed shape and configuration of the supporting and storing member 25 is omitted, the upper end is closed by a flat closing portion, and the LED 22 is disposed at the center of the upper surface of the closing portion as described above. Further, a portion facing the finger contact portion 14 of the support storage member 25 is a vertical flat portion 25 b so that a plurality of piezoelectric elements 30, 30 serving as pressure sensors can be disposed.

  Further, both sides of the vertical flat portion facing the finger contact portion 14 of the support storage member 25 are also vertical flat portions extending on the opposite side to the finger contact portion 14. The other side is open. The battery 26, electronic parts and the like are enclosed by the closed portion at the upper end of the support storage member 25, the vertical flat portion 25 b facing the finger contact portion 14, the vertical flat portions on both sides thereof, and the mounting portion 25 a. Is a space where the substrate 27 mounted thereon is disposed. The configuration of the support and storage member 25 is not limited to the above example, as long as the battery 26 and the substrate 27 can be accommodated without difficulty.

  The finger contact portion 14 is made of a rigid resin material such as silicone. Further, in the state where the finger contact portion 14 is attached to the main body portion 11, the surface facing the vertical flat portion 25b to which the plurality of piezoelectric elements 30, 30 serving as pressure sensors of the support storage member 25 are attached is the vertical flat portion 25b. In order to be parallel to, the thickness dimension is an inclined surface configured to be gradually smaller toward the lower side and to the upper side.

  FIG. 7 is an external perspective view showing the main grip 11 of the grip strength training apparatus 1 gripped between the thumb 101 of the right hand and the other fingers (the index finger 102, the middle finger 103, the ring finger 104 and the little finger 105). As illustrated, when the main body portion 11 is gripped between the thumb and the other fingers, the thumb 101 abuts on the projection portion 16 and the finger contact portion 14 receives the other fingers (the index finger 102, the middle finger 103, the ring finger 104, and the little finger) 105) will abut. When a force is applied to each finger, the finger contact portion 14 is mainly pressed by the index finger 102, the middle finger 103, and the ring finger 104, and the finger contact portion 14 retracts in the inside direction of the main body 11. Although FIG. 7 shows a state in which the main body 11 of the grip strength training apparatus 1 is gripped with the right hand, the other parts are substantially the same except that the protrusions with which the thumb 101 abuts are changed to 15 when gripped with the left hand. .

  The finger contact portion 14 is attached to the main body 11 as described above, and the vertical flat portion 25b to which the piezoelectric elements 30, 30 of the support storage member 25 are attached and the surface 14b on which the finger contact portion 14 is inclined. When the finger contact portion 14 is mainly pressed by the index finger 102, the middle finger 103 and the ring finger 104, the surface 14b of the finger contact portion 14 and the vertical flat portion 25b approach each other while maintaining parallel. As a result, the plurality of piezoelectric elements 30, 30 are pressed with substantially equal force. Here, an example is shown in which the two piezoelectric elements 30, 30 are disposed in the vertical flat portion 25b of the support storage member 25, but the number of piezoelectric elements 30 disposed in the vertical flat portion 25b is limited to this Of course, one or three or more may be sufficient.

  A bottom member 13 is attached to the lower surface of a collar 11 b extending horizontally inside the lower end of the main body 11. The bottom member 13 is integrally formed with an annular portion 13a having a semicircular arc-shaped cross section in which the lower surface protrudes downward at the outer peripheral portion thereof. The bottom member 13 can be attached by tightening the lower surface of the collar portion 11b with the screws 36 and 36, as shown in the cross-sectional view of the grip strength training apparatus 1 of FIG. 4 and the bottom view of FIG. By attaching the bottom member 13 to the lower end portion of the main body portion 11 in this manner, the main body portion 11 of the grip strength training apparatus 1 is gripped between the thumb and the other fingers, as will be described in detail later. When placed on a surface and slidingly moved, it becomes possible to move the grip strength training device 1 smoothly.

  Further, by attaching the bottom member 13 to the lower surface of the collar portion 11b with the screws 36, 36, a space 31 having a semicircular cross section is formed between the collar portion 11b and the annular portion 13a of the bottom member 13. . For example, when the grip strength training apparatus 1 is moved by inserting a plurality of metal balls 37 into the space 31, the metal balls 37 collide with each other, and when the collision sound is heard, the grip strength training apparatus 1 is moving. This is effective, for example, for an operator with impaired vision. In order to mount the mounting portion 25a of the support storage member 25 on the top surface of the bottom member 13, after mounting the mounting portion 25a on the top surface of the bottom member 13, a screw (not shown) is provided from the top surface of the bottom member 13. Do this by screwing in until it reaches or penetrates the inside.

  Further, the grip strength training apparatus 1 can transmit and receive data with an external computer by being provided with a data recording unit for recording various data. As described above, when data can be transmitted and received to and from an external computer, the data recorded in the data recording unit is periodically read and processed, whereby, for example, the grip strength is deteriorated due to a failure etc. This grip strength training device 1 can be effectively used for confirmation of the training effect of a person using the grip strength training method in the future.

  FIG. 9 is a block diagram showing a circuit configuration example of the data storage unit of the above-described grip strength training device. As illustrated, the data storage unit includes a voltage dividing resistor 41, a micro USB small substrate 42, a CPU board 43, a Li-Po battery (here, a voltage of 3.7 V) 44, a battery charge / discharge management circuit 45, and a boost DC A DC / DC converter 46, a switch-equipped volume 47, a data recording circuit 50, a piezoelectric buzzer 54, and a microcomputer built-in full-color LED 56 are provided. The data recording circuit 50 further includes a time control circuit 51, an SD card circuit 52, and a micro SD card 53.

  The battery charge / discharge management circuit 45 has charge control of the Li-Po battery 44, over current prevention and battery protection functions. The boost type DC / DC converter 46 boosts the voltage (here, 3.7 V) from the Li-Po battery 44 to a predetermined voltage (here, 5 V) and supplies it to the CPU board 43. The time control circuit 51 is supplied with a voltage of a predetermined voltage (here, 3.7 V) from the Li-Po battery 44. The micro USB small board 42 and CPU board 43, CPU board 43 and piezoelectric buzzer 54, CPU board 43 and microcomputer built-in full color LED 56, CPU board 43 and time control circuit 51, CPU board 43 and SD card circuit 52 are each digital It is connected by the system line. Furthermore, the piezoelectric elements 30, 30, 30 and the voltage dividing resistors 41, 41, 41 are respectively connected by analog system lines, and the voltage dividing resistors 41, 41, 41 and the CPU board 43 are connected by analog system lines. There is.

  The piezoelectric elements 30, 30, 30 are pressure sensors, and as shown in FIG. 4 (here, two piezoelectric elements 30 are shown), the piezoelectric element 30, 30, 30 face the surface 14b of the finger contact portion 14 and It is disposed on the vertical flat portion 25b. The plurality of piezoelectric elements 30 are equally pressed by the surface 14 b of the finger contact portion 14 by mainly pressing the finger contact portion 14 with the index finger 102, the middle finger 103 and the ring finger 104, and the output thereof is the voltage dividing resistor 41 Through the CPU board 43. The CPU board 43 processes the outputs from the piezoelectric elements 30, 30, 30 through the voltage dividing resistor 41, and when the output value (hand grip value) exceeds a predetermined value, the microcomputer built-in full color LED 56 is used. Send a signal to that effect. The microcomputer built-in full-color LED 56 lights up the LED 22 of FIG. As a result, the operator of the grip strength training apparatus 1 can confirm that his grip strength exceeds the predetermined value, that is, he holds the main body 11 with an appropriate grip power.

  The grip strength training apparatus 1 grips the main body 11 between the thumb 101 of the hand and the other fingers (the index finger 102, the middle finger 103, the ring finger 104, and the little finger 105) as shown in FIG. By moving the grip strength training apparatus 1 along the drawn movement path, it can also be used for rehabilitation that restores the function of moving a part of the human body such as a hand or an arm. In this case, whether the central part of the bottom member 13 of the grip strength training apparatus 1 moves on the track by detecting the movement path drawn on a flat surface such as the table top surface or not Can be detected.

  Therefore, although not shown, a movement path detection means for optically detecting a movement path is provided at the lower part of the main body 11 of the grip strength training device 1. The movement path detection means irradiates light from the movement path detection means to a flat surface depicting the movement path through a hole 38 provided in the center of the bottom member 13 of the grip strength training apparatus 1 shown in FIG. It is configured to be able to determine whether or not the grip strength training device 1 is properly moving on the movement path detection means from the strength of the reflected light and the like.

  In the micro SD card 53 of the SD card circuit 52 of the data recording circuit 50, the display frequency of the LED 22, the detected pressure value of the piezoelectric element 30, the lighting date (displayed date) of the LED 22, the time or time, the detection date of the piezoelectric element 30, It is recorded as the time and time, the detection result of the movement route detection means, and the detection date, time and time. The various data stored in the micro SD card 53 can be read out by a computer (PC) via the data line.

  Although the grip strength training apparatus 1 detects the grip strength by the force pressing the finger contact portion 14 with the index finger 102, the middle finger 103, the ring finger 104 and the little finger 105, for example, when the main body 11 is gripped with the right hand A protrusion 16 may be provided with which the thumb 101 abuts, and a piezoelectric element may be provided which detects a force pressing the protrusion 15 with which the thumb 101 abuts when the main body 11 is gripped with the left hand.

  The grip strength training device according to the present invention comprises a cylindrical main body portion gripped between a thumb and another finger, and a finger contact portion provided at a position where the thumb or the other finger of the cylindrical main body portion abuts; Display means comprising pressure detection means for detecting the pressure by the thumb or the other finger applied to the finger contact portion, and display means for displaying the pressure value detected by the pressure detection means when it exceeds a predetermined value Since the display unit of the above is disposed at the top of the display unit, it is possible to confirm that the tubular main body portion is gripped with an appropriate grip force by just confirming that the display means is displaying, and storing various data detected In addition to being able to confirm the effects of training and rehabilitation, it can be used as a grip strength training device that can be effectively used for training and rehabilitation in the future.

DESCRIPTION OF SYMBOLS 1 grip strength training apparatus 11 main-body part 11a collar part 11b collar part 11c hole 12 display glove 13 bottom member 14 finger contact part 14a groove 14b surface 15 protrusion part 16 protrusion part 22 LED
23 packing 25 support storage member 25a mounting portion 25b vertical flat portion 26 battery 27 substrate 30 piezoelectric element 31 space 32 USB connector 33 ON-OFF switch 36 screw 37 metal ball 41 voltage dividing resistor 42 micro USB small substrate 43 CPU board 44 Li-Po Battery 45 Battery Charge / Discharge Management Circuit 46 Step-up DC / DC Converter 47 Volume with Switch 50 Data Recording Circuit 51 Time Control Circuit 52 SD Card Circuit 53 Micro SD Card 54 Piezoelectric Buzzer 56 Full Color LED with Microcomputer

Claims (8)

A tubular body that grips between the thumb and the other finger;
A finger contact portion provided at a position where the thumb or the other finger of the cylindrical main body portion abuts;
Pressure detection means for detecting pressure from the thumb or the other finger applied to the finger contact portion;
And a display means for displaying the pressure value detected by the pressure detection means when the pressure value exceeds a predetermined value. In the grip strength training device according to claim 1,
The cylindrical body portion is a conical cylinder,
The grip strength training apparatus is characterized in that the display means is arranged such that the display part is positioned at the top of the conical cylinder of the cylindrical main body part. The grip strength training device according to claim 1 or 2
The cylindrical main body portion is a conical cylinder, and the finger contact portion is provided so as to be able to protrude and retract at a predetermined position of the outer peripheral surface of the cylindrical main body portion, and always protrudes a predetermined amount from the outer peripheral surface. A grip strength training apparatus characterized in that when the thumb or the other finger abuts on the abutment portion and is pressed, the tubular body retreats inward in the tubular main body. The grip strength training device according to any one of claims 1 to 3.
The bottom portion of the cylindrical main body portion is structured such that the cylindrical main body portion can be gripped between the thumb and the other finger, and the bottom portion can be brought into sliding contact with a flat surface for stable sliding movement.
When moving the cylindrical main body along a predetermined path formed on the flat surface, a movement path for detecting whether or not the central portion of the bottom of the cylindrical main body moves along the predetermined path A grip strength training device characterized in that a detection means is provided. The grip strength training device according to any one of claims 1 to 4.
The structure that allows the bottom portion of the cylindrical main body to be in sliding contact with the flat surface for stable sliding movement includes an annular body attached to the lower end of the cylindrical main body, and the lower surface of the annular body protrudes downward A grip strength training device characterized by having a semicircular shape. In the grip strength training device according to claim 5,
A grip strength training device characterized in that a plurality of metal balls are movably inserted into the inside of an annular body attached to the lower end of the cylindrical main body. The grip strength training device according to any one of claims 1 to 4.
The display number of the display means, the detected pressure value of the pressure detection means, the display date, time and time of the display means, the detection date, time and time of the pressure detection means, and the detection result and detection date of the movement path detection means And a data recording unit for recording any or a plurality of or all or time or time as data. In the grip strength training device according to claim 7,
A grip strength training device characterized in that the data recorded in the data recording unit can be read out by a computer via a data line.

Images