CN217041203U

CN217041203U - Dumbbell

Info

Publication number: CN217041203U
Application number: CN202122890521.7U
Authority: CN
Inventors: 李钟厓
Original assignee: Nantong Ligaojian Sporting Goods Co ltd
Current assignee: Nantong Ligaojian Sporting Goods Co ltd
Priority date: 2021-11-22
Filing date: 2021-11-22
Publication date: 2022-07-26
Anticipated expiration: 2031-11-22

Abstract

The utility model provides a dumbbell, which relates to the technical field of fitness equipment. A dumbbell comprises a handle, connecting sheets arranged at two ends of the handle and a plurality of counterweight pieces arranged along the circumferential direction of the connecting sheets; the counterweight piece is detachably connected with the connecting piece. Adopt the utility model discloses, at the in-process of adjusting dumbbell weight, the weight setting is avoided the body-building in-process to bring inconvenience because of dumbbell axial overlength in the week of connection piece, has promoted body-building crowd's use and has experienced the sense.

Description

Dumbbell

Technical Field

The utility model relates to a body-building apparatus technical field particularly, relates to a dumbbell.

Background

The existing dumbbells in the market have dumbbells with fixed weight and dumbbells with adjustable weight; when using a dumbbell with a fixed weight, a user must prepare a set of dumbbells with different weight specifications to meet the use requirement. The traditional dumbbells are fixed in weight, such as 5 kg, 10 kg, 20 kg and 30kg, and users need to be equipped with a set of dumbbells with different weights according to different exercise positions, different strengths or different exercise stages, so that the purchase expense of equipment is increased, and the storage and carrying are not convenient.

The market also has a conventional dumbbell, which consists of a dumbbell rod, a plurality of detachable dumbbell pieces and two spring clamp sleeves (or nuts); when the weight is adjusted, the spring clamping sleeves at two ends are detached at first, then the dumbbell pieces are increased or decreased, and then the spring clamping sleeves are installed.

Although the weight of the adjustable dumbbell is adjustable, when the weight is increased, the axial length of the dumbbell along the handle is increased along with the increase of the dumbbell pieces, so that inconvenience is brought to the user during exercise.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a dumbbell, at the in-process of adjusting dumbbell weight, the weight setting is avoided the body-building in-process to bring inconvenience because of dumbbell axial overlength in the week of connection piece, has promoted body-building crowd's use and has experienced the sense.

The embodiment of the utility model is realized like this:

the embodiment of the application provides a dumbbell, which comprises a handle, connecting sheets arranged at two ends of the handle and a plurality of counterweight pieces circumferentially arranged along the connecting sheets; the weight piece is detachably connected with the connecting piece.

Further, in some embodiments of the present invention, the weight member includes an insertion block and a weight block; the connecting sheet is provided with a clamping groove along the circumferential direction, and the inserting block is embedded into the clamping groove.

Furthermore, in some embodiments of the present invention, the cross section of the insertion block is polygonal, and the shape of the locking groove matches the shape of the insertion block.

Further, in some embodiments of the present invention, the connecting sheet is provided with a limiting post, and the limiting post is disposed in the clamping groove; the insertion block is provided with a through hole corresponding to the limiting column.

Further, some embodiments of the utility model also include the apron of being connected with above-mentioned connection piece can be dismantled, above-mentioned counterweight joint is between above-mentioned apron and above-mentioned connection piece.

Further, in some embodiments of the present invention, the cover plate is provided with a clamping flange matching with the clamping groove, and the clamping flange is embedded into the clamping groove.

Furthermore, in some embodiments of the present invention, the cover plate is provided with a limiting groove corresponding to the limiting post, and the limiting post passes through the through hole and is embedded into the limiting groove.

Further, in some embodiments of the present invention, the connecting piece has a first mounting hole, the cover plate has a second mounting hole, and the handle has a screw hole communicating with the first mounting hole; the handle is characterized by also comprising a locking bolt, wherein one end of the locking bolt penetrates through the first mounting hole and the second mounting hole and is in threaded connection with the handle.

Further, in some embodiments of the present invention, one side of the weight block away from the connecting piece is arc-shaped.

Further, in some embodiments of the present invention, a buffer sheet is disposed between the connecting sheet and the weight member.

Compared with the prior art, the embodiment of the utility model has following advantage or beneficial effect at least:

When the dumbbell is actually used, when a user needs to increase the weight of the dumbbell, the number of the weight pieces is selected according to the required weight, and the selected weight pieces are connected with the connecting piece along the circumferential direction of the connecting piece; when increasing first counterweight, the dumbbell all has the increase at axial and radial length, and when increasing counterweight such as second, third, fourth, the dumbbell only increases at above-mentioned connection piece footpath length, so, the utility model discloses a dumbbell, in the in-process of adjusting dumbbell weight, counterweight sets up in the week of connection piece, avoids the body-building in-process to bring inconvenience because of dumbbell axial overlength, has promoted the use experience of body-building crowd and has felt.

When the weight needs to be reduced, a corresponding number of weight members can be removed from the dumbbell according to the weight which needs to be reduced.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural view of a dumbbell provided in an embodiment of the present invention;

fig. 2 is a cross-sectional view of a dumbbell provided by the embodiment of the present invention;

FIG. 3 is an enlarged view at A in FIG. 2;

fig. 4 is a front view of a dumbbell provided by the embodiment of the present invention;

fig. 5 is a top view of a connecting sheet provided by an embodiment of the present invention;

fig. 6 is a top view of a cover plate according to an embodiment of the present invention;

fig. 7 is a schematic structural diagram of a weight member according to an embodiment of the present invention.

Icon: 1-a grip; 2-connecting the sheet; 3-cover plate; 4-a counterweight; 5-locking the bolt; 6-an insertion block; 7-a balancing weight; 8-through holes; 9-clamping the flange; 10-a clamping groove; 11-a limiting groove; 12-a limiting column; 13-a buffer sheet; 14-a first mounting hole; 15-second mounting hole.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined or explained in subsequent figures.

In the description of the embodiments of the present invention, it should be noted that, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, the description is only for convenience of description of the present invention and simplification, but the indication or suggestion that the device or element to be referred must have a specific position, be constructed and operated in a specific position, and therefore, the present invention should not be construed as being limited thereto.

Furthermore, the terms "horizontal", "vertical" and the like do not require that the components be absolutely horizontal or overhanging, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the embodiments of the present invention, "a plurality" means at least 2.

In the description of the embodiments of the present invention, it should be further noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

Example 1

Referring to fig. 1 to 7, an embodiment of the present application provides a dumbbell, including a handle 1, a connecting piece 2 disposed at two ends of the handle 1, and a plurality of weight members 4 disposed along a circumferential direction of the connecting piece 2; the weight member 4 is detachably connected to the connecting piece 2.

When the dumbbell is actually used, when a user needs to increase the weight of the dumbbell, the number of the weight pieces 4 is selected according to the required weight, and then the selected weight pieces 4 are connected with the connecting piece 2 along the circumferential direction of the connecting piece 2; when increasing first weight 4, the dumbbell all has the increase at axial and radial length, and when increasing second, third, fourth etc. the dumbbell only increases at 2 footpath radial length of above-mentioned connection piece, so, the dumbbell of this embodiment, at the in-process of adjusting dumbbell weight, weight 4 sets up in the week of connection piece 2 upwards, avoids the body-building in-process to bring inconvenience because of dumbbell axial overlength, has promoted the use experience of body-building crowd and has felt.

When the weight needs to be reduced, a corresponding number of weight members 4 can be removed from the dumbbell according to the weight that needs to be reduced.

Optionally, in this embodiment, the grip 1, the connecting piece 2 and the weight member 4 are manufactured by a baking finish process after being plated with high-quality cast iron, and the baking finish material improves the friction of the grip 1 and improves the hand feeling of a user during use; the grip 1 in this embodiment is a cylinder. The circle diameters of the opposite two ends in the middle of the handle 1 are slightly larger, so that the handle is more in line with the structural design of human mechanics, and the hand feeling of a user is improved when the handle is used; two grooves are arranged at two ends close to the connecting piece 2, so that the situation that a user grasps the grip 1 in the using process is prevented from being irregular, and the friction force is improved. The connecting piece 2 is a cylinder and is fixedly connected with the handle 1. It should be noted that the use of varnish-baked cast iron for the dumbbell is only one preferred embodiment of the present invention, and the present invention is not limited thereto, and other materials such as cast iron coated with a varnish, plated dumbbell, etc. may be used for the dumbbell.

In this embodiment, the connecting piece 2 at one end is provided with six weight members 4 which can be detachably connected with the connecting piece. It should be noted that the number of the weight members 4 is six, which is only one preferred embodiment of the present embodiment, and the present embodiment is not limited thereto, and in other embodiments, there may be one, two, three, and the like of the weight members 4.

Example 2

Referring to fig. 1 to 7, in some embodiments of the present invention, the weight member 4 includes an insertion block 6 and a counterweight block 7; the connecting piece 2 is provided with a clamping groove 10 along the circumferential direction, and the inserting block 6 is embedded into the clamping groove 10.

The counterweight 4 is arranged into two parts, one part is an insertion block 6 responsible for installation and connection, and the other part is a counterweight 7 mainly providing weight; then, arranging a clamping groove 10 in the circumferential direction of the connecting sheet 2, and inserting the inserting block 6 on the counterweight 4 into the clamping groove 10 to realize that the counterweight 4 is arranged on the connecting sheet 2; through the embedding connection, the counterweight 4 and the connecting piece 2 can be connected more stably, and the counterweight 4 can be taken down from the connecting piece 2 conveniently.

In detail, the weight of the counterweight block 7 can be adjusted at will, and the inserting block 6 corresponding to each counterweight block 7 is not changed.

Example 3

Referring to fig. 1 to 7, in some embodiments of the present invention, the cross section of the insertion block 6 is polygonal, and the clip groove 10 matches with the shape of the insertion block 6.

Since the weight of the weight member 4 is relatively large, the insertion block 6 is easily swung when the dumbbell is used or when the dumbbell is used after being inserted into the insertion groove 10. In this embodiment, the cross sections of the clamping groove 10 and the insertion block 6 are designed to be of the corresponding multi-deformation shape, so that after the insertion block 6 is inserted into the clamping groove 10, the connection piece 2 cannot swing in the radial direction in the use process, and the potential safety hazard caused by the instability of the counterweight 4 is avoided.

In detail, in this embodiment, the cross sections of the engaging groove 10 and the inserting block 6 are formed as corresponding pentagons, one side of the cross section of the inserting block 6 is connected to the weight block 7, the other four sides are used for embedding connection when being installed, and the top and the side of the engaging groove 10 are opened to facilitate the insertion of the inserting block 6.

It should be noted that the cross section of the snap groove 10 and the cross-insertion block 6 is pentagonal, which is only a preferred embodiment of the present invention, and the present embodiment is not limited thereto, and in other embodiments, the cross section of the snap groove 10 and the cross-insertion block 6 may be hexagonal, heptagonal, or the like.

Example 4

Referring to fig. 1 to 7, in some embodiments of the present invention, the connecting sheet 2 is provided with a limiting post 12, and the limiting post 12 is disposed in the clamping groove 10; the insertion block 6 is provided with a through hole 8 corresponding to the limit post 12.

In this embodiment, the side wall of the engaging groove 10 is provided with a limiting post 12 along the axial direction, and the limiting post 12 is connected to the connecting piece 2 at the same time; the inserting block 6 is also provided with a through-inserting hole 8 corresponding to the limiting post 12 in the axial direction, and the limiting post 12 passes through the limiting hole in the installation process, so that the stability of the connection between the connecting piece 2 and the counterweight 4 is enhanced.

Example 5

Referring to fig. 1 to 7, in some embodiments of the present invention, the cover plate further includes a cover plate 3 detachably connected to the connecting sheet 2, and the weight member 4 is connected between the cover plate 3 and the connecting sheet 2.

In the embodiment, the cover plates 3 are arranged at two ends far away from the handle 1 along the axial direction of the dumbbell, and the two cover plates 3 clamp the weight 4 between the connecting pieces 2. The counterweight 4 is connected with the connecting piece 2 more tightly by the pressure exerted by the cover plate 3. Optionally, the cover plate 3 is manufactured by electroplating high-quality cast iron and then performing a paint baking process.

Example 6

Referring to fig. 1 to 7, in some embodiments of the present invention, the cover plate 3 is provided with a locking flange 9 matching with the locking groove 10, and the locking flange 9 is inserted into the locking groove 10.

In this embodiment, a clamping flange 9 having a shape corresponding to the shape of the clamping groove 10 is disposed on one side of the cover plate 3 close to the connecting plate 2, and when in use, the clamping flange 9 is just inserted into the clamping groove 10, so that the cover plate 3 can be prevented from sliding relative to the connecting plate 2.

Example 7

Referring to fig. 1 to 7, in some embodiments of the present invention, the cover plate 3 is provided with a limiting groove 11 corresponding to the limiting post 12, and the limiting post 12 passes through the through hole 8 and is embedded into the limiting groove 11.

In this embodiment, a limiting groove 11 corresponding to the shape of the limiting post 12 is formed on one side of the cover plate 3 close to the connecting plate 2, one end of the limiting post 12 passes through the insertion hole 8, and then the protruding portion is inserted into the limiting groove 11, so that the stability of connection among the connecting plate 2, the weight member 4 and the cover plate 3 is enhanced, and the cover plate 3 can be prevented from sliding relative to the connecting plate 2.

Example 8

Referring to fig. 1 to 7, in some embodiments of the present invention, the connecting piece 2 is provided with a first mounting hole 14, the cover plate 3 is provided with a second mounting hole 15, and the handle 1 is provided with a screw hole communicating with the first mounting hole 14; the handle further comprises a locking bolt 5, and one end of the locking bolt 5 passes through the first mounting hole 14 and the second mounting hole 15 and is in threaded connection with the handle 1.

In the embodiment, a first mounting hole 14 is arranged at the center of the connecting piece 2 along the axial direction; a second mounting hole 15 is axially arranged at the center of the cover plate 3; two screw holes are arranged at the center of the handle 1 along the axial direction, the screw holes are communicated with the first mounting hole 14, two locking bolts 5 are used and are respectively inserted from the two ends of the cover plate 3 far away from the handle 1 and sequentially penetrate through the second mounting hole 15, the first mounting hole 14 is finally in threaded connection with the two ends of the handle 1, the cover plate 3 is more tightly connected with the connecting piece 2 through threaded connection, and meanwhile, the counterweight 4 and the cover plate 3 are convenient to detach and replace.

Example 9

Referring to fig. 1 to 7, in some embodiments of the present invention, a side of the weight block 7 away from the connecting plate 2 is arc-shaped.

This embodiment is the arc through the one side of keeping away from above-mentioned connection piece 2 that sets up above-mentioned balancing weight 7, and curved design makes 4 surfaces of balancing weight smooth, prevents the fish tail user, reduces the potential safety hazard.

Example 10

Referring to fig. 1 to 7, in some embodiments of the present invention, a buffer sheet 13 is disposed between the connecting sheet 2 and the weight member 4.

This embodiment can reduce the wearing and tearing between connection piece 2 and above-mentioned balancing weight 7 in the use through setting up above-mentioned buffer chip 13 between above-mentioned connection piece 2 and above-mentioned balancing weight 4, improves the frictional force of connection piece 2 and balancing weight 7, makes connection piece 2 and balancing weight 7 more firm when using.

Optionally, the buffer sheet 13 may be made of rubber, silica gel, or the like.

To sum up, the embodiment of the present invention provides a dumbbell, which comprises a handle 1, a connecting piece 2 disposed at two ends of the handle 1, and a plurality of weight members 4 circumferentially disposed along the connecting piece 2; the weight member 4 is detachably connected to the connecting piece 2.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A dumbbell, characterized in that: the counterweight device comprises a handle, connecting pieces arranged at two ends of the handle and a plurality of counterweight pieces arranged along the circumferential direction of the connecting pieces, wherein the counterweight pieces are detachably connected with the connecting pieces; the counterweight comprises an inserting block and a balancing weight, the connecting piece is provided with a clamping groove along the circumferential direction of the connecting piece, and the inserting block is embedded into the clamping groove.

2. The dumbbell of claim 1, wherein: the cross section of the insertion block is polygonal, and the clamping groove is matched with the shape of the insertion block.

3. The dumbbell of claim 1, wherein: the connecting sheet is provided with a limiting column, and the limiting column is arranged in the clamping groove; the inserting block is provided with a through hole corresponding to the limiting column.

4. The dumbbell of claim 3, wherein: the weight piece is clamped between the cover plate and the connecting pieces.

5. The dumbbell of claim 4, wherein: the cover plate is provided with a clamping flange matched with the clamping groove, and the clamping flange is embedded into the clamping groove.

6. The dumbbell of claim 4, wherein: the cover plate is provided with a limiting groove corresponding to the limiting column, and the limiting column penetrates through the through hole and is embedded into the limiting groove.

7. The dumbbell of claim 4, wherein: the connecting piece is provided with a first mounting hole, the cover plate is provided with a second mounting hole, and the handle is provided with a screw hole communicated with the first mounting hole; the handle is characterized by further comprising a locking bolt, and one end of the locking bolt penetrates through the first mounting hole and the second mounting hole and is in threaded connection with the handle.

8. The dumbbell of claim 1, wherein: one side of the counterweight part, which is far away from the connecting sheet, is arc-shaped.

9. The dumbbell of claim 1, wherein: and a buffer sheet is arranged between the connecting sheet and the counterweight.