KR102615279B1 - A wrist exercise equipment using clutch - Google Patents

Abstract

The present invention relates to a wrist exercise device using a clutch, and is configured so that the rotating device can rotate in one direction by the clutch bearing, so that the rotating device rotates smoothly without performing an initial start-up operation to rotate the rotating device as in the prior art. The purpose of this is to strengthen product competitiveness through convenience and simplicity of use.
For this purpose, the present invention includes a main body with one end open and a receiving space of a certain depth formed on the inside; A cover that constitutes one end of the main body and is engaged with each other to form an accommodating space and a second accommodating space therein; a rotating sphere configured in an accommodating space and a second accommodating space formed on the inner side by engaging the main body and the cover and rotating by a snap of the wrist; A clutch bearing configured on one side of the main body and supporting rotation in only one direction; And it is inserted into the center of the clutch bearing and one end is fixed to the rotating sphere, so that the clutch bearing continuously rotates in one direction by a snap of the wrist, and the rotating sphere is rotated by this one-directional rotation of the clutch bearing. It is characterized in that it includes a support shaft that performs an intermediate function.

Description

{A wrist exercise equipment using clutch}

The present invention relates to a wrist exercise device using a clutch, and more specifically, by configuring the rotating device to rotate in one direction by the clutch bearing, without performing an initial start-up operation to rotate the rotating device as in the prior art. This relates to a wrist exercise tool using a clutch that enhances product competitiveness through convenience and simplicity of use as the rotary tool rotates smoothly.

The structure of a conventional gyro wrist exercise device consists of a spherical rotating body with an eccentricity to obtain rotational force, a central axis that rotates it, a rotational orbit that supports the central axis and generates rotational force, and an upper and lower case.

In order to generate rotational force, such mechanical devices are subject to the requirement that the rotating body must be manually rotated at a certain speed or higher to operate by initial startup, and the mechanical device is noisy due to its crude structure and is susceptible to drop impacts. There is a problem with frequent breakdowns due to weakness, so consumers are demanding product improvements.

In addition, since the upper part of the rotating body is exposed, accidents involving touching the device occur during operation, and because the mechanical device requires precision due to high-speed rotation, there is a problem that a high level of processing technology is required during the manufacturing process.

Republic of Korea Patent No. 10-1701222 Republic of Korea Patent No. 10-1940813 Republic of Korea Patent No. 10-2050167 Republic of Korea Patent No. 10-2068013

Proposed to solve the above problems, the purpose of the present invention is to configure the rotating sphere to rotate in one direction by the clutch bearing, so that the initial starting operation for rotating the rotating sphere is not performed as in the prior art. The purpose is to provide a wrist exercise tool using a clutch that enhances product competitiveness through convenience and simplicity of use as the rotary tool rotates smoothly without any pressure.

The present invention for achieving the above object includes a main body with one end open and an accommodating space of a certain depth formed on the inside; A cover that constitutes one end of the main body and is engaged with each other to form an accommodating space and a second accommodating space therein; a rotating sphere configured in an accommodating space and a second accommodating space formed on the inner side by engaging the main body and the cover and rotating by a snap of the wrist; A clutch bearing configured on one side of the main body and supporting rotation in only one direction; And it is inserted into the center of the clutch bearing and one end is fixed to the rotating sphere, so that the clutch bearing continuously rotates in one direction by a snap of the wrist, and the rotating sphere is rotated by this one-directional rotation of the clutch bearing. It is characterized in that it includes a support shaft that performs an intermediate function.

In the present invention, it is preferable to include a fastening part between the main body and the cover to maintain the cover firmly fixed to the main body.

In the present invention, it is preferable that the rotating sphere further includes a rotation acceleration unit that induces amplification of the rotational force on the rotating sphere rotating in one direction via a support shaft by a clutch bearing.

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In the present invention, the cover is transparent or translucent; It is preferable to include a display unit on the outer periphery of the rotating sphere, which amplifies the sense of fun by viewing the rotational mixing of the rotating sphere through the cover from the outside.

According to the present invention, the wrist exercise method using a clutch bearing is effective in that the initial operation of the rotary device is easy and noise is low, making it suitable as an indoor exercise device.

In addition, by making the cover transparent, it prevents the rotating sphere from coming into direct contact with the hand, which has the effect of preventing safety accidents such as abrasions caused by the rotating sphere at high speed.

In addition, it operates even at low speeds, which has the effect of increasing accessibility for children and the elderly.

In addition, by constructing a display unit composed of three primary colors on the rotating sphere, there is an effect of increasing accessibility by arousing interest by creating a rotating mixture.

In addition, when operating, a magnetic field is formed in the magnetic part and the magnetic force is transmitted to the human body, which has the effect of helping to maintain health.

In addition, the product assembly process is simple, enabling mass production, and is effective in being resistant to dropping shock.

In addition, the development of a wrist movement method using clutch bearings is expected to lead the technology and has the effect of contributing to strengthening corporate capabilities.

Figure 1 is an exploded perspective view of a wrist exercise device according to the present invention.
Figure 2 is a combined perspective view of the wrist exercise device according to the present invention.
Figure 3 is a cross-sectional view of the combined wrist exercise device according to the present invention.
Figure 4 is a cross-sectional view of the main body according to the present invention.
Figure 5 is a cross-sectional view of the cover according to the present invention.
Figure 6 is a diagram showing the structural relationship between the rotating sphere and the rotating acceleration unit according to the present invention.
6a is a cross-sectional view in a separated state, and 6b is a perspective view of the bottom in a combined state.
Figure 7 is a perspective view of a clutch bearing according to the present invention.
Figure 8 is a front view of the support shaft according to the present invention.

Hereinafter, a preferred embodiment of the present invention will be described in detail with reference to the attached drawings.

As shown in FIGS. 1 to 3, the wrist exercise device of the present invention includes a main body 10, a cover 20, a rotating sphere 30, a rotating accelerator 40, a clutch bearing 50, and , includes a support shaft 60, a magnetic force portion 70, and a fastening portion 80.

The main body 10 allows the user to grip and perform wrist movements.

As shown in FIG. 4, the main body 10 includes a hemispherical body 12, a first fixing step 14, a housing 16, and a support rib 18.

The hemispherical body 12 is formed as a semicircular sphere to facilitate the user's grip. In addition, the hemispherical body 12 has a receiving space 13 on the inside so that components such as the rotating sphere 30 can be stably mounted on the inside.

The first fixing step 14 is formed at a certain width along the circumference at the top of the hemispherical body 12, and is fixed by the fastening portion 80 after the cover 20 is seated on the top. In this case, at least one first fastening hole 15 into which the fastening part 80 is inserted is formed in the first fixing step 14.

The housing 16 is located at the center of the receiving space 13 of the hemispherical body 12 to support the fixation of the clutch bearing 50. In this case, a seating hole 17 is formed inside the housing 16 to support the clutch bearing 50 so that it can be inserted and maintained in a fixed state. As shown in FIG. 4, the seating hole 17 is formed in a step shape with a certain depth to stably fix the clutch bearing 50 and insert the support shaft 60 into the clutch bearing 50. It is formed to make this happen.

The support rib 18 functions to support the housing 16 to remain stably fixed in the receiving space 13 of the hemispherical body 12. That is, one end of the support rib 18 is fixed to the inner surface of the hemispherical body 12 and the other end is fixed to the outer periphery of the housing 16, so that the housing 16 is positioned at the center of the receiving space 13. Make sure it is fixed at certain intervals. For example, as shown in FIG. 1, the support ribs 18 are formed in a plurality radially with a certain width. Of course, it is not limited to this, and the support rib 18 can be of any structure or configuration that allows the housing 16 to remain fixed in the center of the receiving space 13 of the hemispherical body 12. do. Alternatively, when the housing 16 is formed integrally with the inner bottom surface of the hemisphere body 12, it may be omitted.

In addition, a fixing hole 19 is formed in the main body 10 to support a part of the magnetic portion 70 to be fixed.

The fixing hole 19 is formed on one side of the main body 10, and supports the magnetic field 80 to be smoothly generated by fixing a part of the magnetic part 80. In this case, the fixing hole 19 is configured at the bottom of the hemisphere body 12.

The cover 20 is located at the top of the main body 10 to prevent the rotating hole 30 located inside from being exposed to the outside. In other words, as shown in FIG. 2, the wrist exercise device provides a sealed circular body by engaging the hemispherical body 10 and the cover 20, thereby preventing the high-speed rotating rotating device 30 from being exposed to the outside, thereby preventing abrasions, etc. It prevents safety accidents from occurring at the source.

As shown in FIG. 5, the cover 20 includes a hemispherical cover 22 and a second fixed step 24.

The hemisphere cover 22 is formed as a semicircular sphere to block the rotating sphere 30 formed inside from being exposed to the outside, thereby preventing abrasions caused by the rotating sphere 30 rotating at high speed. In addition, the hemispherical cover 22 is formed with a second receiving space 23 on the inside so that components such as the rotating sphere 30 can be stably mounted on the inside.

The second fixing step 24 is formed at a certain width along the circumference at the bottom of the hemispherical cover 22 and is fixed to the main body 10 located at the bottom by the fastening portion 80. In this case, at least one second fastening hole 25 into which the fastening part 80 is inserted is formed in the second fixing step 24.

In addition, since the cover 20 is transparent or translucent, the rotation of the rotating sphere 30 accommodated inside the hemispherical cover 22 can be identified from the outside. In some cases, the cover 20 may be made opaque.

The rotating sphere 30 is accommodated in the receiving space 13, 23 formed inside by the mutual engagement of the main body 10 and the cover 20, and generates a rotating force according to the user's wrist snap, thereby strengthening and strengthening the wrist. Let exercise take place.

As shown in FIG. 6, the rotating sphere 30 includes a hemispherical rotating body 32, an insertion hole 34, and a display unit 34.

The hemispherical rotating body 32 is formed as a semicircular sphere. In this case, the hemispherical rotating body 32 is constructed inside the receiving spaces 12 and 23 of the main body 10 and the cover 20, and is kept floating at a certain interval to prevent interference due to friction etc. during rotation. .

In addition, the hemispherical rotating body 32 is formed at a certain depth on the inside, and a third receiving space 33 in which the rotation accelerator 40 can be configured is formed.

As shown in FIG. 6, the third accommodating space 33 is formed by forming the hemispherical rotating body 32 to a certain thickness so that the third accommodating space 33 is naturally formed on the inside. Of course, it is not limited to this, and the third accommodation space 33 forms a space in which the rotational acceleration unit 40 can be configured in the hemispherical rotating body 32, and the rotational acceleration unit 40 is The hemispherical rotating body 32 may be configured in a solid form, except for the space where it is located.

The insertion hole 34 is formed at the center of the hemispherical rotating body 32, and the supporting shaft 60 is inserted and fixed therein, allowing the rotating sphere 30 to rotate together with the supporting shaft 60.

The display unit 36 is formed on the outer periphery of the hemispherical rotating body 32, and when the rotating sphere 30 rotates, various shapes, shapes or colors are created by rotation mixing, thereby providing a sense of enjoyment to the user. It is amplified to increase the frequency of use. For example, the display unit 36 allows painting of three primary colors or detaching and attaching stickers.

The rotation accelerator 40 is mounted on the rotating sphere 30 and performs the function of accelerating the rotation of the rotating sphere 30.

As shown in FIG. 6, the rotation accelerator 40 includes a large mass 42 and a small mass 44. For example, the rotation accelerator 40 is formed in a semicircular shape with a certain width, as shown in FIG. 1, and is composed of a large mass 42 and a small mass 44 in mutually symmetrical directions.

The large mass body 42 is formed on one side of the hemispherical rotating body 32 of the rotating sphere 30 and induces an increase in rotational acceleration along with eccentricity due to the high weight.

The small mass 44 is configured at a position corresponding to the large mass 42 and induces an increase in rotational acceleration along with eccentricity due to the small mass.

That is, the rotation accelerator 40 increases the rotational speed and rotational force by increasing the weight of the rotating sphere 30 and increasing the eccentricity of the rotating sphere 30. Accordingly, as the rotation force of the rotary sphere 30 is increased, the rotation speed becomes faster. In addition, as the rotation speed of the rotary sphere 30 is quickly rotated with the wrist, that is, by giving a snap, the one-way rotation of the rotary sphere 30 is amplified, thereby accelerating the rotational force.

In this case, the large mass 42 is a steel bead and has a diameter of 10 to 15 mm, and the small mass 44 is a steel bead and has a diameter of 5 to 9 mm. Of course, the present invention is not limited to this, and the large mass body 42 and the small mass body 44 are formed of materials, shapes, shapes, and sizes so as to have different weights.

The clutch bearing 50 is configured in the main body 10 and performs a function of supporting the rotation sphere 30 to rotate in one direction when the user snaps the wrist.

As shown in FIG. 7, the clutch bearing 50 is formed in a cylindrical shape and consists of an outer ring 52 and an inner ring 54. Accordingly, the clutch bearing 50 is configured so that when either the outer ring 52 or the inner ring 54 is fixed, the other rotates in one direction. In this case, the clutch bearing 50 is called a 'one-way clutch bearing', 'one-way bearing', or 'one-way clutch', and any structure or configuration that can support rotation in one direction is adopted. possible.

In addition, the clutch bearing 50 is fixed to the stepped seating hole 17 formed in the housing 16 of the main body 10. At this time, the outer ring 52 of the clutch bearing 50 is fixed to the seating hole 17, and the inner ring 54 is operated to rotate in one direction.

The support shaft 60 is inserted into and fixed to the inner ring 54 of the clutch bearing 50, and the rotating sphere 30 is fixed at one end, so that the rotating sphere 30 is supported by the clutch bearing 50. It performs the function of a medium that can be rotated in one direction.

As shown in FIG. 8, the support shaft 60 is formed to have a certain length to connect the clutch bearing 50 and the rotating sphere 30.

The magnetic force unit 70 performs a function to obtain effects such as blood circulation by a magnetic field during the process of wrist exercise or wrist training through a wrist exercise device.

As shown in FIG. 1, the magnetic portion 70 includes a permanent magnet 72 and a rubber magnet 74.

The permanent magnet 72 is fixed to the bottom of the support shaft 60, and rotates with the rotation of the support shaft 60 to amplify the generation and strength of the magnetic field as the rubber magnet 74 and the magnetic pole alternate. Let’s do it.

The rubber magnet 74 is configured in the fixing hole 19 of the main body 10, and generates a magnetic field as magnetic poles are alternated between the permanent magnets 72 configured on the rotating support shaft 60. In this case, the rubber magnet 74 and the permanent magnet 72 are configured to remain spaced apart at a certain distance.

The fastening part 80 performs the function of providing a firm fixing force between the main body 10 and the cover 20.

As shown in FIG. 1, the fastening part 80 is composed of a bolt and a nut, and maintains the main body 10 and the cover 20 in a fixed state by fastening force. That is, the fastening part 80 includes a first fastening hole 15 formed in the first fixing step 14 of the main body 10 and a second fastening hole formed in the second fixing step 24 of the cover 20. Insert the bolt and nut into (25) and keep it fixed by the fastening force. Of course, the limitation to this is that the fastening part 80 can be of any structure, configuration or shape that can provide a firm fixing force between the main body 10 and the cover 20.

When a user snaps a wrist exercise tool configured as above while holding the main body 10, the rotary tool 30 formed inside the main body 10 rotates in one direction.

That is, the rotary sphere 30 is fixed to one end of the support shaft 60 and to the inner ring 54 of the clutch bearing 50 on one side, so that the user can snap it onto the wrist. When applied, the rotational force generated by the snap of the wrist is transmitted to the clutch bearing 50, and as a result, the support shaft 60 is fixed to the inner ring 54 of the clutch bearing 50. The rotating sphere 30 fixed to one end of rotates in one direction.

In addition, the rotating sphere 30 is provided with a rotation accelerator 40 having a different weight (mass), thereby accelerating the rotation of the rotating sphere 30.

In addition, as the display unit 36 is formed on the outer periphery of the rotating device 30, the rotational mixing of the display device 36 induces a sense of fun in the user and amplifies the usage time or frequency of use of the wrist exercise device.

In addition, a magnetic part 70 composed of a permanent magnet 72 and a rubber magnet 74 is formed inside the main body 10, so that the magnetic part 70 generates a magnetic field to improve the user's blood circulation, etc. Depending on the trigger, side effects such as health improvement can be obtained.

What has been described above is only one example for carrying out the wrist exercise device, and the present invention is not limited to the above-described example. Those skilled in the art will understand that various changes can be made without departing from the gist of the present invention.

10: Main body 12: Hemisphere main body
13: Accommodating space 14: First fixed step
15: first fastening hole 16: housing
17: Seating hole 18: Support rib
19: Fixing hole 20: Cover
22: Hemisphere cover 23: Second receiving space
24: Second fixing step 25: Second fastening hole
30: Rotating sphere 32: Hemispherical rotating body
33: Third receiving space 34: Insertion hole
36: display unit 40: rotation acceleration unit
42: large mass 44: small mass
50: Clutch bearing 52: Outer ring
54: inner ring 60: support shaft
70: Magnetic force 72: Permanent magnet
74: Rubber magnet 80: Fastening part

Claims (5)

A main body with one end open and an accommodating space of a certain depth formed on the inside, a cover that constitutes one end of the main body but is mutually engaged to form an accommodating space and a second accommodating space inside, and the mutual engagement of the main body and the cover. a rotating sphere formed in an accommodating space and a second accommodating space formed on the inside and rotating by a snap of the wrist, a support shaft formed at the center of the rotating sphere to support the rotating sphere, and between the main body and the cover. In the wrist exercise device including a fastening part that is fastened to maintain the cover in a firmly fixed state to the main body, and a magnetic force part that induces the generation of a magnetic field by rotation of the support shaft,
Each of the main body and the cover is formed in a hemispherical shape to prevent a portion of the rotating sphere formed inside from being exposed to the outside;
The rotating sphere is formed as a semicircular sphere, and is formed at a certain depth on the inside to form a third receiving space for forming a rotation accelerator on the inside, and an insertion hole into which the support shaft is inserted is formed in the center;
The rotation accelerator is semicircular and has a certain width, and is composed of a large mass and a small mass formed in mutually symmetrical directions in the third receiving space of the rotating sphere;
The magnetic force unit includes a rubber magnet that generates a magnetic field as magnetic poles are alternated between a permanent magnet formed at one end of the support shaft and a permanent magnet formed in a fixed hole formed on one side of the main body and formed on a rotating support shaft. do;
A clutch bearing configured between the main body and the support shaft to support rotation of the rotary ball in one direction by a snap of the user's wrist and by the acceleration force of the rotation accelerator without constructing a separate operating strap;
A wrist exercise device using a clutch, characterized in that it includes.
delete delete delete According to paragraph 1,
The cover is transparent or translucent;
On the outer periphery of the rotating sphere, a display unit is provided to amplify the sense of fun by viewing the rotational mixing of the rotating sphere through the cover from the outside due to the rotation of the rotating sphere.
A wrist exercise device using a clutch, characterized in that it includes.