CN220495490U

CN220495490U - Novel rotatable dumbbell

Info

Publication number: CN220495490U
Application number: CN202322009243.9U
Authority: CN
Inventors: 杨志平; 杨兵
Original assignee: Nantong Lirui Sporting Goods Co ltd
Current assignee: Nantong Lirui Sporting Goods Co ltd
Priority date: 2023-07-28
Filing date: 2023-07-28
Publication date: 2024-02-20
Anticipated expiration: 2033-07-28

Abstract

The utility model relates to the technical field of dumbbell, in particular to a novel rotatable dumbbell, which comprises a dumbbell rod and dumbbell sheets, wherein the dumbbell sheets are arranged at two ends of the dumbbell rod, and a rotating assembly is arranged inside the outer side surface of each dumbbell sheet. According to the utility model, by arranging the rotary disk, the bearing and the balancing weight, the brand mark and the weight mark on the surface of the nameplate cover plate are always kept in an upright horizontal state under the action of the gravity force by utilizing the nearly friction-free rotation characteristic of the bearing and the balancing weight, and even if an operator rotates the dumbbell rod, the dumbbell rod is not influenced, so that the identification information of the operator is convenient, the brand recognition degree and the competitiveness are improved, and meanwhile, the attractiveness of the dumbbell is improved.

Description

Novel rotatable dumbbell

Technical Field

The utility model relates to the technical field of dumbbell, in particular to a novel rotatable dumbbell.

Background

Dumbbell is a simple device for enhancing muscle strength training. Its main material is cast iron, and some are covered with a layer of rubber. The muscle training device is used for muscle strength training and muscle compound action training. Patients with low muscle strength caused by paralysis, pain, long-term inactivity and the like hold the dumbbell, and can exercise with resistance and activity by utilizing the weight of the dumbbell to train the muscle strength.

The existing dumbbell is provided with the brand identification and the weight identification, but the brand identification and the weight identification are fixed on the dumbbell and cannot rotate, so that the dumbbell is in an inclined or inverted state when being taken and placed, a user cannot conveniently identify the identification information on the dumbbell, and meanwhile, the brand identification degree is reduced, and the dumbbell is not beneficial to brand popularization.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model aims to provide a novel rotatable dumbbell, so as to solve the problems that the marks on the dumbbell proposed in the background art are fixed on the dumbbell and cannot rotate, so that the marks on the dumbbell are in an inclined or inverted state when the dumbbell is taken and put, the user can not conveniently recognize the mark information on the dumbbell, the brand recognition degree is reduced, and the brand popularization is not facilitated.

In order to achieve the above object, the present utility model is realized by the following technical scheme: the novel rotatable dumbbell comprises a dumbbell rod and dumbbell plates, wherein the dumbbell plates are assembled at two ends of the dumbbell rod, and rotating assemblies are arranged inside the outer side surfaces of the dumbbell plates;

the rotary assembly comprises a rotary disc, a bearing, a balancing weight and a rotary sleeve, wherein the rotary disc is provided with a dumbbell piece, the rotary sleeve is fixedly arranged on the inner side face of the rotary disc, the rotary sleeve and the rotary disc are of an integrated structure, the bearing is assembled in the rotary sleeve, and the balancing weight of an arc-shaped structure is fixedly arranged on the lower side of the inner side face of the rotary disc.

Further, the two ends of the dumbbell rod are arranged to be of a ladder-shaped structure, and threaded holes are formed in the two ends of the dumbbell rod.

Further, the dumbbell rod is sleeved with an anti-slip sleeve made of rubber, and anti-slip lines are engraved on the surface of the anti-slip sleeve.

Further, the outer end of the dumbbell rod is inserted into the bearing, the rotary disk is fixedly connected with the dumbbell rod through a fastening bolt, the fastening bolt penetrates through the bearing and is inserted into a threaded hole of the dumbbell rod to be connected with the dumbbell rod through threads, and a layer of gasket is arranged between the fastening bolt and the bearing.

Further, the draw-in groove has been seted up to the inside of rotary disk lateral surface, the draw-in groove is inside to be provided with the nameplate apron, nameplate apron passes through screw and rotary disk fixed connection.

Further, the surface of the nameplate cover plate is provided with a brand mark and a weight mark.

Further, a positioning through hole is formed in the dumbbell piece, and the dumbbell piece is sleeved on the dumbbell rod through the positioning through hole.

Further, a cavity groove is formed in the dumbbell piece, the cavity groove is communicated with the positioning through hole, the inner diameter of the cavity groove is larger than the diameter of the rotating disc, and the rotating disc is clamped into the cavity groove.

By adopting the technical scheme, the utility model has the beneficial effects that:

according to the utility model, by arranging the rotary disk, the bearing and the balancing weight, the brand mark and the weight mark on the surface of the nameplate cover plate are always kept in an upright horizontal state under the action of the gravity force by utilizing the nearly friction-free rotation characteristic of the bearing and the balancing weight, and even if an operator rotates the dumbbell rod, the dumbbell rod is not influenced, so that the identification information of the operator is convenient, the brand recognition degree and the competitiveness are improved, and meanwhile, the attractiveness of the dumbbell is improved.

Drawings

Other features, objects and advantages of the present utility model will become more apparent upon reading of the detailed description of non-limiting embodiments, given with reference to the accompanying drawings in which:

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a cross-sectional view of the present utility model;

FIG. 3 is a schematic view of the structure of the dumbbell bar of this utility model;

FIG. 4 is a schematic view of an exploded construction of a dumbbell sheet of this utility model;

fig. 5 is a schematic view of another angular configuration of a dumbbell sheet of this utility model.

In the figure: 1-dumbbell rod, 11-antiskid sleeve, 12-screw hole, 2-dumbbell piece, 21-location through-hole, 22-chamber groove, 3-rotating assembly, 31-rotary disk, 32-bearing, 33-fastening bolt, 34-balancing weight, 35-gyration cover, 36-nameplate apron, 37-draw-in groove, 38-packing ring, 39-screw.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

Referring to fig. 1-5, the present utility model provides a technical solution: the novel rotatable dumbbell comprises a dumbbell rod 1 and dumbbell sheets 2, wherein the dumbbell sheets 2 are arranged at two ends of the dumbbell rod 1, and a rotating assembly 3 is arranged inside the outer side surface of the dumbbell sheet 2;

the rotating assembly 3 comprises a rotating disc 31, a bearing 32, a balancing weight 34 and a rotating sleeve 35, wherein the rotating disc 31 is provided with a dumbbell piece 2, the rotating sleeve 35 is fixedly arranged on the inner side surface of the rotating disc 31, the rotating sleeve 35 and the rotating disc 31 are of an integrated structure, the bearing 32 is assembled in the rotating sleeve 35, the balancing weight 34 of an arc structure is fixedly arranged on the lower side of the inner side surface of the rotating disc 31, the design solves the problems that the marks on the existing dumbbell are fixed on the dumbbell and cannot rotate, the marks on the dumbbell are in an inclined or inverted state when the dumbbell is taken and put, identification information on the dumbbell is inconvenient for a user to identify, and the brand identification degree is reduced, so that the brand popularization is not facilitated.

The two ends of the dumbbell rod 1 are arranged into a ladder-shaped structure, and threaded holes 12 are formed in the two ends of the dumbbell rod 1.

The outer side of the dumbbell rod 1 is sleeved with an anti-slip sleeve 11 made of rubber, and anti-slip lines are carved on the surface of the anti-slip sleeve 11. This design can increase the anti-slip properties of the dumbbell, provide better grip and control, and protect the dumbbell bar 1 from damage. The rubber material of the anti-slip cover 11 can provide soft touch feeling, and effectively reduce pressure and uncomfortable feeling to hands. The design of anti-slip lines can increase the friction force on the surface, provide better gripping force and prevent the dumbbell from sliding or falling off in the use process.

The outer end of the dumbbell rod 1 is inserted into the bearing 32, the rotary disk 31 is fixedly connected with the dumbbell rod 1 through the fastening bolt 33, the fastening bolt 33 penetrates through the bearing 32 and is inserted into the threaded hole 12 of the dumbbell rod 1 to be in threaded connection with the dumbbell rod 1, and a layer of gasket 38 is arranged between the fastening bolt 33 and the bearing 32 for improving the stability of connection and preventing looseness. The design can ensure firm connection between the dumbbell rod 1 and the bearing 32, and avoid loosening or falling off in the use process. The function of the washers 38 is to provide additional support and cushioning, reduce friction and wear of the connection, and extend service life.

The clamping groove 37 is formed in the outer side face of the rotary disk 31, the nameplate cover plate 36 is arranged in the clamping groove 37, and the nameplate cover plate 36 is fixedly connected with the rotary disk 31 through screws 39. This design allows the tag cover plate 36 to be secured to the rotating disk 31 to avoid loosening or falling off during use. The presence of the detent 37 can provide a secure location to ensure that the tag cover plate 36 is aligned with the rotary disk 31. The use of screws 39 can provide a secure connection and the nameplate cover plate 36 can be installed or replaced by tightening or loosening the screws 39.

The surface of the nameplate cover 36 is provided with a brand identification and a weight identification. The brand identity is a logo or name used to display the manufacturer or brand of the dumbbell. It can help the user identify and identify the source and manufacturer of the dumbbell. The weight identifier is used to display weight information of the dumbbell. It can tell the user the weight of dumbbell, helping the user select the weight level that suits himself. The placement of these indicia on the nameplate cover 36 allows the user to conveniently view the relevant information while using the dumbbell. At the same time, by being fixedly connected to the rotary disk 31, it is ensured that the marks are always clearly visible, and information is not unclear or lost due to loosening or falling.

The dumbbell piece 2 is internally provided with a positioning through hole 21, and the dumbbell piece 2 is sleeved on the dumbbell rod 1 through the positioning through hole 21. This design ensures a stable and secure connection of dumbbell sheet 2 to dumbbell bar 1 during use. The presence of the locating through holes 21 may provide a secure location to ensure that dumbbell sheet 2 is aligned with dumbbell bar 1. By inserting the dumbbell bar 1 into the positioning through holes 21, the dumbbell piece 2 can be firmly fixed on the dumbbell bar 1, and is prevented from loosening or falling off during use.

The dumbbell piece 2 is internally provided with a cavity groove 22, the cavity groove 22 is communicated with the positioning through hole 21, the inner diameter of the cavity groove 22 is larger than the diameter of the rotating disc 31, and the rotating disc 31 is clamped into the cavity groove 22. This design allows for the connection of the rotating disk 31 to the dumbbell piece 2 while allowing the rotating disk 31 to rotate within the cavity 22.

As an embodiment of the present utility model: in the process of taking and placing the dumbbell, the brand mark and the weight mark on the surface of the nameplate cover plate 36 can incline along with the dumbbell piece 2, because the dumbbell rod 1 is connected with the rotary disk 31 through the bearing 32, the rotary disk 31 can rotate 360 degrees through the bearing 32, the rotary disk 31 always generates downward rotating potential energy, under the action of gravity, the rotary disk 31 is driven by the counterweight 34 to rotate downwards, the counterweight 34 is located at the lowest position, and then the rotary disk 31 is driven to rotate so that the brand mark and the weight mark on the surface of the nameplate cover plate 36 are kept in an upright horizontal state, even if an operator rotates the dumbbell rod 1, the operator can conveniently identify information, the brand recognition degree and the competitiveness are improved, and meanwhile the appearance of the dumbbell is improved.

While the fundamental and principal features of the utility model and advantages of the utility model have been shown and described, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. The utility model provides a rotatable novel dumbbell, includes dumbbell pole (1) and dumbbell piece (2), dumbbell pole (1) both ends are equipped with dumbbell piece (2), its characterized in that: a rotating assembly (3) is arranged inside the outer side surface of the dumbbell piece (2);

the rotary assembly (3) comprises a rotary disc (31), a bearing (32), a balancing weight (34) and a rotary sleeve (35), wherein the rotary disc (31) is provided with a dumbbell piece (2), the inner side surface of the rotary disc (31) is fixedly provided with the rotary sleeve (35), the rotary sleeve (35) and the rotary disc (31) are of an integrated structure, the bearing (32) is assembled in the rotary sleeve (35), and the balancing weight (34) of an arc structure is fixedly arranged on the lower side of the inner side surface of the rotary disc (31).

2. The rotatable novel dumbbell of claim 1, wherein: the two ends of the dumbbell rod (1) are arranged to be of a ladder-shaped structure, and threaded holes (12) are formed in the two ends of the dumbbell rod (1).

3. The rotatable novel dumbbell of claim 1, wherein: the dumbbell rod (1) is sleeved with an anti-slip sleeve (11) made of rubber materials, and anti-slip lines are carved on the surface of the anti-slip sleeve (11).

4. The rotatable novel dumbbell of claim 1 or 2, wherein: the outer end of the dumbbell rod (1) is inserted into the bearing (32), the rotary disc (31) is fixedly connected with the dumbbell rod (1) through the fastening bolt (33), the fastening bolt (33) penetrates through the bearing (32) and is inserted into the threaded hole (12) of the dumbbell rod (1) to be connected with the dumbbell rod (1) through threads, and a layer of gasket (38) is arranged between the fastening bolt (33) and the bearing (32).

5. The rotatable novel dumbbell of claim 1, wherein: clamping grooves (37) are formed in the outer side face of the rotary disc (31), nameplate cover plates (36) are arranged in the clamping grooves (37), and the nameplate cover plates (36) are fixedly connected with the rotary disc (31) through screws (39).

6. The rotatable novel dumbbell of claim 5, wherein: the surface of the nameplate cover plate (36) is provided with a brand mark and a weight mark.

7. The rotatable novel dumbbell of claim 1, wherein: the dumbbell piece (2) is internally provided with a positioning through hole (21), and the dumbbell piece (2) is sleeved on the dumbbell rod (1) through the positioning through hole (21).

8. The rotatable novel dumbbell of claim 7, wherein: the dumbbell piece (2) is internally provided with a cavity groove (22), the cavity groove (22) is communicated with the positioning through hole (21), the inner diameter of the cavity groove (22) is larger than the diameter of the rotary disc (31), and the rotary disc (31) is clamped into the cavity groove (22).