KR200497200Y1 - Dumbbell set comprising dumbbell and dumbbell rack - Google Patents

Abstract

The dumbbell set may include a dumbbell and a dumbbell cradle, and the dumbbell may include a weight disc disposed at both ends of the dumbbell cradle, and a grip assembly disposed between the weight discs, and the grip assembly may include a rotating grip , A support tray disposed at both ends of the rotary grip, a gear wheel provided to rotate about an axis perpendicular to the axis of the rotary grip according to the rotation of the rotary grip, and a gear hole into which the gear wheel is inserted, It may include an extension lever provided to expand and contract in an axial direction of the rotary grip by rotation of the gear wheel.

Description

Dumbbell set including dumbbells and dumbbell holders {DUMBBELL SET COMPRISING DUMBBELL AND DUMBBELL RACK}

The present invention relates to a dumbbell with adjustable weight and a cradle therefor.

BACKGROUND OF THE INVENTION As living standards improve, people pay more attention to physical health, and as more and more people enjoy sports, higher requirements are placed on the quality and innovation of sports equipment. Dumbbells are general fitness equipment, and conventional dumbbells are composed of two weights, have a simple structure and have a fixed weight. However, such a fixed-weight dumbbell requires a dumbbell for each weight in order to exercise in various postures or to vary exercise intensity, which increases the cost burden. There is also a weight changeable dumbbell that can replace the weight body, but in this case, frequent replacement of the weight body is required, which is inconvenient to use.

An object of the present invention is to provide a dumbbell for easy weight control.

An object of the present invention is to provide a dumbbell holder capable of changing the range and unit of weight control.

A dumbbell set according to an embodiment of the present invention may include a dumbbell and a dumbbell holder. The dumbbell may include weight disks disposed at both ends of the dumbbell holder, and grip assemblies disposed between the weight disks. The grip assembly includes a rotary grip, a support tray disposed at both ends of the rotary grip, a gearwheel provided to rotate about an axis perpendicular to an axis of the rotary grip according to rotation of the rotary grip, and a gearwheel into which the gearwheel is inserted. Including a gear hole, it may include an extension lever provided to expand and contract in an axial direction of the rotary grip by rotation of the gear wheel.

The dumbbell may further include a limit disk disposed between the weight disk and the support tray. The limit disk may include a limit slot extending toward one side of the support tray. The gear wheel may be mounted in the limit slot.

The limit slot and the gear wheel may include a through hole.

The dumbbell may include two gears. The two gearwheels are symmetrically disposed on the telescopic lever to fix the telescopic lever.

A holding portion may be formed inside the support tray. A groove may be formed in the rotary grip. The engaging portion may be provided to be inserted into the groove.

The gear holes may be uniformly disposed along the axial direction on both sides of the telescoping lever.

The dumbbell may further include a locking block including an extension ring extending in a circumferential direction of the support tray. The support tray may include an outer ring. Teeth arranged at intervals in the circumferential direction may be provided on the inside of the extension ring. The teeth may be engaged with the outer ring.

The dumbbell holder may include a safe lock.

When the safe-lock lifts the locking block, the teeth may be separated from the outer ring, and when the safe-lock is separated from the locking block, the teeth may be coupled to the outer ring.

The extension ring may include three guide holes disposed at intervals of 90 degrees. The limit disk may include a pillar inserted into the guide hole.

The dumbbell may be disposed between the locking block and the limit disk.

A dumbbell set according to an embodiment of the present invention may include a dumbbell and a dumbbell holder. The dumbbell may include a first weight disk, a second weight disk having a larger diameter than the first weight disk, and a grip assembly disposed between the first weight disk. The dumbbell cradle may include a first cradle supporting the grip assembly and the first weight disc, and a second cradle supporting the first cradle and the second weight disc.

The first cradle may include a first frame disposed at a central portion, and a second frame connected to both ends of the first frame and formed of shafts having a diameter smaller than that of the first frame. The second frame may be inserted into or pulled out of the first frame to adjust its length.

The second cradle may include a third frame disposed in the center, and a fourth frame connected to both ends of the third frame and formed by a shaft having a diameter smaller than that of the third frame. The fourth frame may be inserted into or pulled out of the third frame to adjust its length.

The second cradle may further include a support frame supporting the first cradle, and a magnet disposed on an upper end of the support frame. The second frame of the first holder may include a metal material. The first cradle may be seated on the second cradle so that the second frame is attached to the magnet.

The dumbbell set according to an embodiment of the present invention can provide convenience to the user because it is easy to adjust the weight of the dumbbell.

The dumbbell set according to an embodiment of the present invention includes weight disks having different weights, and is provided to adjust the number of weight disks mounted on the dumbbell holder, so that the range and unit of dumbbell weight control can be easily changed. .

1 is a view showing a dumbbell set including a dumbbell and a dumbbell holder according to an embodiment of the present invention;
2 is a view showing the internal structure of a dumbbell according to an embodiment of the present invention;
3 is a view showing a limit disk according to an embodiment of the present invention;
4 is a view showing a support tray according to an embodiment of the present invention;
5 is a view showing a dumbbell holder according to an embodiment of the present invention;
6 is a view showing a dumbbell set including a dumbbell and a dumbbell holder according to another embodiment of the present invention, and
7 is a view showing a dumbbell holder according to another embodiment of the present invention.

The embodiments described in this specification and the configurations shown in the drawings are only one preferred example of the disclosed design, and there may be various modifications that can replace the embodiments and drawings in this specification at the time of filing of the present application.

The same reference numerals or numerals presented in each drawing in this specification indicate parts or components that perform substantially the same function. It may be exaggerated for a clear description of the shape and size of elements in the drawings.

The terms used herein are used to describe the embodiments and are not intended to limit and/or limit the disclosed design. Singular expressions include plural expressions unless the context clearly dictates otherwise. In this specification, terms such as "include" or "have" are intended to indicate that there is a feature, number, step, operation, component, part, or combination thereof described in the specification, but one or more other features It does not preclude in advance the existence or addition of numbers, steps, operations, components, parts, or combinations thereof.

Terms including ordinal numbers such as "first" and "second" used herein may be used to describe various components, but the components are not limited by the terms, and the terms are one It is used only for the purpose of distinguishing a component from other components. For example, a first element may be termed a second element, and similarly, a second element may also be termed a first element, without departing from the scope of the present invention.

Hereinafter, an embodiment according to the present invention will be described in detail with reference to the accompanying drawings.

1 is a view showing a dumbbell set including a dumbbell and a dumbbell holder according to an embodiment of the present invention. 2 is a view showing the internal structure of a dumbbell according to an embodiment of the present invention. 3 is a view showing a limit disk according to an embodiment of the present invention. 4 is a view showing a support tray according to an embodiment of the present invention. 5 is a view showing a dumbbell holder according to an embodiment of the present invention.

1 to 5, a dumbbell set (A) according to an embodiment of the present invention may include a dumbbell (1) and a dumbbell holder (2). The dumbbell 1 may include a grip assembly 11 and a plurality of weight disks 12 . The weight discs 12 may be divided and disposed at both ends of the dumbbell holder 2 with the grip assembly 11 interposed therebetween.

The grip assembly 11 may include a rotary grip 111 , a support tray 112 , a gear wheel 113 and a telescoping lever 114 . Both ends of the rotary grip 111 may be inserted into the wheel groove 115 spirally installed on the inside. A gear hole 116 into which a toothed wheel 113 can be inserted may be provided in the telescopic lever 114 . By this structure, when the rotating grip 111 rotates, the gearwheel 113 moves in the axial direction of the telescopic lever 114, so that the telescopic lever 114 extends and changes the number of inserted weight disks 12. there is.

The dumbbell 1 may include a limit disk 3 disposed between the weight disk 12 and the support tray 112 . The limit disk 3 includes a limit slot 31 extending toward the support tray 112, and the gear wheel 113 may be mounted in the limit slot 31. Due to this structure, the gear wheel 113 can rotate more stably. At the same time, the side of the limit slot 31 and the cog wheel 113 have a through hole 4, so that the cog wheel 113 can be fixed to the limit slot 31, making the assembly of the dumbbell 1 more convenient .

In addition, the number of gear wheels 113 is set to two, and the two gear wheels 113 are symmetrically arranged with respect to the telescopic lever 114 to fix the telescopic lever 114, providing stable operation and simple functions at the same time. It can be realized.

2 and 4, a hooking part 112a is formed on the inside of the support tray 112, a groove 111a is formed on the rotary grip 111, and the hooking part 112a is a groove ( 111a). This structure has the advantage of being simple to process, reducing manufacturing costs, as well as convenient installation. And the gear holes 116 are uniformly disposed along the axial direction on both sides of the telescopic lever 114 so that the telescopic lever 114 extends or contracts in length can be maintained constant.

Dumbbell 1 may include a locking block 5 . The side of the locking block 5 may include an extension ring 51 extending in the circumferential direction of the support tray 112, and the inside of the extension ring 51 includes teeth 52 arranged at intervals in the circumferential direction. can be provided. An outer ring 112b may be provided on the support tray 112 . Cogs 52 may engage outer ring 112b. The locking block 5 may be installed outside the support tray 112 through the extension ring 51, and the safe lock 21 may be installed in the dumbbell holder 2. When the safe-lock 21 lifts the locking block 5, the teeth 52 can be separated from the outer ring 112b, and when the safe-lock 21 is separated from the locking block 5, the teeth 52 can be separated from the outer ring 112b. It may be coupled to the ring 112b. Due to this configuration, the grip is firmly locked when using the dumbbell, so that the weight disc does not come off and can be used more safely.

The extension ring 51 may include three guide holes 53 disposed at intervals of 90 degrees, and the limit disk 3 may include a pillar 32 inserted into the guide holes 53 . Due to this structure, the locking block 5 can be slid only in the direction of the guide hole 53, so that the movement in the circumferential direction can be restricted, so that the locking block 5 can be mounted more stably. In addition, an elastic member 6 is installed between the lock block 5 and the limit disk 3 to facilitate resetting the lock block 5 when the safe lock 21 is separated from the lock block 5. can do.

During use, the dumbbell (1) is placed on the dumbbell holder (2). At this time, the locking block (5) is pushed up by the safe lock (21) of the dumbbell holder (2), and the inner teeth (52) of the extension ring (51) ) may be separated from the outer ring 112b of the support tray 112. The rotating grip 111 is rotated to rotate the support tray 112, the gear wheel 113 moves in the wheel groove 115, and the wheel wheel alternately enters the gear hole 16, and the telescopic lever 14 is stretched to contract the dumbbell. weight can be adjusted. When lifting the dumbbell 1, the locking block 5 is reset by the action of the elastic member 6, and the teeth 52 engage with the outer ring 112b so that the user can safely use the dumbbell.

6 is a view showing a dumbbell set including a dumbbell and a dumbbell holder according to another embodiment of the present invention, and FIG. 7 is a view showing a dumbbell holder according to another embodiment of the present invention.

6 and 7, a dumbbell set (B) according to an embodiment of the present invention may include a dumbbell 7 and a dumbbell holder 8. The dumbbell 7 may include a grip assembly 71 and a plurality of weight disks 72 and 73 . The weight disks 72 and 73 may be divided and disposed at both ends of the dumbbell holder 8 with the grip assembly 71 interposed therebetween.

The dumbbell 7 may include a first weight disk 72 and a second weight disk 73 . The second weight disk 73 may have a larger diameter than the diameter of the first weight disk 72 . The dumbbell 7 may include a plurality of first weight disks 72 and a plurality of second weight disks 73 . Each of the first weight disk 72 and the second weight disk 73 may overlap each other, and the second weight disk 73 may be disposed outside the first weight disk 72 .

The grip assembly 71 may include a rotating grip, a support tray, a cog wheel, and a telescoping lever. The first weight disk 72 and the second weight disk 73 may be disposed about the same axis as the telescopic lever of the grip assembly 71 so that the telescopic lever of the grip assembly 71 can pass therethrough.

The dumbbell holder 8 may include a first holder 81 and a second holder 82 . The first holder 81 may be provided to support the grip assembly 71 of the dumbbell 7 and the first weight disk 72 . The second holder 82 may be provided to support the first holder 81 and the second weight disk 73 .

The first cradle 81 may include a first frame 811 disposed in the center and a second frame 812 connected to both ends of the first frame 811 . The first frame 811 may be formed as a hollow shaft, and the second frame 812 may be formed as a hollow shaft or a solid shaft having a diameter smaller than that of the first frame 811 . The length of the second frame 812 may be adjusted by being inserted into or drawn out of the first frame 811 .

The second cradle 82 may include a third frame 821 disposed in the center and a fourth frame 822 connected to both ends of the third frame 821 . The third frame 821 may be formed as a hollow shaft, and the fourth frame 822 may be formed as a hollow shaft or solid shaft having a diameter smaller than that of the second frame 821 . The length of the fourth frame 822 may be adjusted by being inserted into or drawn out from the third frame 821 .

By adjusting the length of the second frame 812, the number of first weight disks 72 seated on the second frame 812 can be changed, and by adjusting the length of the fourth frame 822, the fourth frame 822 ) The number of second weight disks 73 seated on may be changed. By adjusting the lengths of the second frame 812 and the fourth frame 822, it is possible to change the unit and section for adjusting the weight of the dumbbell.

The second holder 82 may include a support frame 823 supporting the first holder 81 and a magnet 824 disposed on an upper end of the support frame 823 . The support frame 823 may be provided to support four points of the first holder 81, and magnets 824 may be disposed at each point.

The second frame 82 of the first holder 81 may include a metal material. The first holder 81 may be seated on the second holder 82 so that the second frame 812 is attached to the magnet 824 of the second holder 82 . The magnet 824 of the second holder 82 may be formed to include a curved surface corresponding to the curvature of the second frame 812 of the first holder 81 .

In the above, the configuration and characteristics of the present invention have been described based on the embodiments of the present invention, but the present invention is not limited thereto, and various changes or modifications can be made within the spirit and scope of the present invention. It is obvious to those of ordinary skill in the art, and thus such changes or modifications are within the scope of the appended claims.

A, B: Dumbbell Set 1, 7: Dumbbell
2, 8: dumbbell holder 4: locking block
5: extension ring 6: elastic member
11, 71: grip assembly 12, 72, 73: weight disc
21: safe lock 31: limit slot
32 through hole 51 extension ring
52: teeth 53: guide hole
81, 82: cradle 111: rotation grip
111a: groove 112: support frame
112a: hanging part 112b: outer ring
113: gear wheel 114: telescopic lever
115: wheel groove 116: gear hole
811, 812, 821, 822: frame 823: support frame
824: magnet

Claims (14)

In the dumbbell set including dumbbells and dumbbell holders,
The dumbbell,
a first weight disc; and
A grip assembly disposed between the first weight discs; includes,
The grip assembly,
swivel grip;
Support trays disposed at both ends of the rotary grip;
a toothed wheel provided to rotate about an axis perpendicular to an axis of the rotation grip according to rotation of the rotation grip; and
Including a gear hole into which the gear wheel is inserted, an extension lever provided to be stretched in the axial direction of the rotation grip by rotation of the gear wheel; includes,
The dumbbell further includes a locking block including an extension ring extending in a circumferential direction of the support tray,
The support tray includes an outer ring,
On the inside of the extension ring, teeth arranged at intervals in the circumferential direction are provided,
the teeth are engaged with the outer ring;
The dumbbell further includes a limit disk disposed between the first weight disk and the support tray,
The limit disk includes a limit slot extending toward one side of the support tray,
The gear wheel is mounted in the limit slot,
The limit slot and the gear wheel include a through hole,
The dumbbell includes two gears,
The two gearwheels are symmetrically disposed on the telescopic lever to fix the telescopic lever,
A locking portion is formed inside the support tray,
A groove is formed in the rotation grip,
The hooking portion is provided to be inserted into the groove,
The gear holes are uniformly arranged along the axial direction on both sides of the telescopic lever,
The dumbbell holder includes a safe lock,
When the safe lock lifts the lock block, the teeth are separated from the outer ring, and when the safe lock is separated from the lock block, the teeth are engaged with the outer ring;
The extension ring includes three guide holes arranged at 90 degree intervals,
The limit disk includes a pillar inserted into the guide hole,
The dumbbell further includes an elastic member disposed between the locking block and the limit disk,
The dumbbell,
A second weight disk having a larger diameter than the diameter of the first weight disk,
The dumbbell holder,
a first cradle supporting the grip assembly and the first weight disk; and
A second cradle supporting the first cradle and the second weight disk,
The first cradle includes a first frame disposed in the center; and
A second frame connected to both ends of the first frame and formed by a shaft having a diameter smaller than that of the first frame; and
The second frame is inserted into or pulled out of the first frame so that its length is adjusted,
The second holder includes a third frame disposed in the center; and
A fourth frame connected to both ends of the third frame and formed by a shaft having a diameter smaller than that of the third frame; and
The fourth frame is inserted into or pulled out of the third frame so that its length is adjusted,
The second cradle,
a support frame supporting the first holder; and
A magnet disposed on top of the support frame; further comprising,
The second frame of the first holder includes a metal material,
The first cradle is set to be seated on the second cradle so that the second frame is attached to the magnet. delete delete delete delete delete delete delete delete delete delete delete delete delete

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