CN115501533A - Assembled dumbbell piece - Google Patents
Assembled dumbbell piece Download PDFInfo
- Publication number
- CN115501533A CN115501533A CN202211236650.7A CN202211236650A CN115501533A CN 115501533 A CN115501533 A CN 115501533A CN 202211236650 A CN202211236650 A CN 202211236650A CN 115501533 A CN115501533 A CN 115501533A
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- dumbbell
- piece
- sheet
- groups
- dumbbell piece
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- 230000007246 mechanism Effects 0.000 claims abstract description 29
- 239000000178 monomer Substances 0.000 abstract description 25
- 210000003205 muscle Anatomy 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 206010033799 Paralysis Diseases 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000007717 exclusion Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B21/00—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices
- A63B21/06—User-manipulated weights
- A63B21/072—Dumb-bells, bar-bells or the like, e.g. weight discs having an integral peripheral handle
- A63B21/075—Dumb-bells, bar-bells or the like, e.g. weight discs having an integral peripheral handle with variable weights, e.g. weight systems with weight selecting means for bar-bells or dumb-bells
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biophysics (AREA)
- Orthopedic Medicine & Surgery (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Connection Of Plates (AREA)
Abstract
The invention discloses an assembled dumbbell piece, which comprises dumbbell piece monomers and a connecting mechanism, wherein the dumbbell piece monomers are arranged into a plurality of groups; the connecting mechanism is arranged on the dumbbell sheet monomers and detachably connects a plurality of groups of dumbbell sheet monomers; the connecting mechanism comprises a plurality of groups of connecting pieces which are vertically arranged on one side surface of the dumbbell piece single body and a plurality of groups of connecting grooves which are arranged on one side surface of the dumbbell piece single body. According to the assembled dumbbell piece, the connecting piece and the connecting groove are matched for use through the dumbbell piece monomers and the connecting mechanism, so that two adjacent groups of dumbbell piece monomers can be connected, the stability of connection among a plurality of groups of dumbbell piece monomers is improved, the condition that the dumbbell piece monomers are loosened and fall off during use is avoided, the connecting piece can be quickly fixed in the connecting groove through the elastic clamping block, the first connecting rod and the second connecting rod, the assembling efficiency of the dumbbell piece is improved, and the applicability of the dumbbell piece is improved.
Description
Technical Field
The invention relates to the technical field of fitness equipment, in particular to an assembled dumbbell piece.
Background
Dumbbells, a weight-lifting and fitness exercise aid, are smaller than barbells, and have a weight of 1, 2, 3, 5, 8, 12 pounds (1 pound =0.4536 kg), and the like. The weight of the heavy dumbbells is 10, 15, 30 kilograms, etc. Because no sound is produced during exercise, the dumbbell is named, and is a simple device for enhancing muscle strength training. Its main material is cast iron, and some of them are covered with a layer of rubber. The muscle training device is used for muscle strength training and muscle compound action training. The dumbbell can be held by hands for patients with low muscle strength caused by paralysis, pain, long-term inactivity and the like, and the weight of the dumbbell can be used for performing resistance active exercise and training the muscle strength.
One or more disc-shaped or spherical weights are assembled at two ends of the rod-shaped component to form the disc-shaped weight, the disc-shaped weights are commonly called dumbbell pieces, common dumbbells or barbell pieces are mostly iron castings, the weight of the dumbbells can be adjusted according to the number of the dumbbell pieces mounted on the handle, in addition, the dumbbell pieces can also be used independently, for example, the dumbbell pieces are carried on the back to be used for push-up, and the dumbbell pieces hung on the waist are used for leading a single bar upwards or bending and stretching double-bar arms and the like.
Certain drawback that current dumbbell piece had when using, current dumbbell piece is using, all installs a plurality of dumbbell pieces at shaft-like part both ends usually, and a plurality of dumbbell pieces all rely on the screw thread piece of both sides to fix usually for connection stability between each dumbbell piece is poor, and is not hard up easily, has the risk that drops along with the live time extension, and inconvenient people's use can not satisfy people's demand.
To this end, we propose a dumbbell sheet in a split type.
Disclosure of Invention
The invention mainly aims to provide an assembled dumbbell piece which can effectively solve the problems in the background technology.
In order to achieve the purpose, the invention adopts the technical scheme that:
an assembled dumbbell piece comprises dumbbell piece monomers and a connecting mechanism, wherein the dumbbell piece monomers are arranged into a plurality of groups; the connecting mechanism is arranged on the dumbbell sheet single bodies and detachably connects a plurality of groups of dumbbell sheet single bodies; the connecting mechanism comprises a plurality of groups of connecting pieces vertically arranged on one side surface of the dumbbell sheet single body and a plurality of groups of connecting grooves arranged on one side surface of the dumbbell sheet single body, the connecting pieces are connected with the connecting grooves in a matched mode, and two adjacent groups of dumbbell sheet single bodies are detachably connected.
Preferably, the plurality of groups of connecting pieces and the plurality of groups of connecting grooves are arranged on the dumbbell sheet single body in a circular array.
Preferably, the connecting piece includes that connecting block and two sets of symmetries are installed fastener on the connecting block, seted up on the connecting block with fastener assorted recess, fastener movable mounting be in on the recess.
Preferably, the clamping piece comprises an elastic clamping block and a first connecting rod fixedly installed on the elastic clamping block, a spring is installed on the inner wall of the groove, and the spring is sleeved on the first connecting rod, so that the elastic clamping block can move in the groove.
Preferably, a second connecting rod is vertically installed on the inner wall of the groove, and a connecting hole matched with the second connecting rod is formed in one end, close to the second connecting rod, of the first connecting rod, so that the first connecting rod moves on the second connecting rod.
Preferably, the dumbbell sheet monomer comprises an inner dumbbell sheet and an outer dumbbell sheet which is in matched connection with the inner dumbbell sheet, the structure of the inner dumbbell sheet and the structure of the outer dumbbell sheet are both in annular structures, and assembling mechanisms are arranged on the inner dumbbell sheet and the outer dumbbell sheet and detachably connect the inner dumbbell sheet and the outer dumbbell sheet.
The sizes of the outer dumbbell pieces are diversified, so that the types of the dumbbell piece monomers are diversified.
Preferably, the assembly mechanism comprises an assembly part fixedly mounted on the inner dumbbell piece and a plurality of groups of assembly grooves formed in the outer dumbbell piece, the assembly part is attached to the assembly grooves, and the inner dumbbell piece is detachably connected with the outer dumbbell piece.
Preferably, the assembly mechanism further comprises a plurality of groups of assembly rods movably mounted on the outer dumbbell piece, the assembly piece is provided with assembly holes matched with the assembly rods, and the assembly rods and the assembly piece are matched for use to fixedly connect the inner dumbbell piece and the outer dumbbell piece.
Preferably, a plurality of groups of the assembling rods are arranged on the outer dumbbell piece in a circular array, and a plurality of groups of the assembling pieces are fixed on the inner dumbbell piece in a circular array.
Preferably, the assembly part comprises a first assembly block and a second assembly block fixedly connected with the first assembly block, one side surface of the first assembly block and one side surface of the first assembly block are both arc-shaped surfaces, and the first assembly block is fixedly arranged on the outer surface of the inner dumbbell piece.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the invention, through the arrangement of the dumbbell piece monomers and the connecting mechanism, and the matching use of the connecting piece and the connecting groove, two adjacent groups of dumbbell piece monomers can be connected, the stability of the connection among a plurality of groups of dumbbell piece monomers is improved, the condition that the dumbbell piece monomers are loosened and fall off during use is avoided, and through the arrangement of the elastic clamping block, the first connecting rod and the second connecting rod, the connecting piece can be quickly fixed in the connecting groove, the assembling efficiency of the dumbbell pieces is improved, the use of people is facilitated, and the applicability of the dumbbell pieces is improved;
2. according to the invention, the inner dumbbell piece and the outer dumbbell piece can be quickly connected through the matching use of the assembly mechanism, the assembly part and the assembly groove, the firmness of the connection between the inner dumbbell piece and the outer dumbbell piece can be improved through the arranged assembly rod and the assembly hole, people can conveniently detach or fix the inner dumbbell piece and the outer dumbbell piece, and people can conveniently replace the outer dumbbell pieces with different sizes, so that the size and the weight of the dumbbell piece monomer are changed, the use of people is facilitated, and the applicability of the dumbbell piece is improved.
Drawings
Fig. 1 is an overall structure diagram of a dumbbell sheet of the present invention.
Fig. 2 is a partial structure diagram of a dumbbell sheet single body and a connecting mechanism in the assembled dumbbell sheet.
Fig. 3 is a top view structural diagram of a dumbbell sheet monomer in the assembled dumbbell sheet according to the present invention.
Fig. 4 is a partial structure diagram of a dumbbell sheet monomer in the assembled dumbbell sheet according to the present invention.
FIG. 5 is an enlarged view of the structure at A in FIG. 4 of a sectional dumbbell sheet of the present invention.
Fig. 6 is a partial structure diagram of an assembly mechanism in the assembled dumbbell sheet according to the present invention.
Fig. 7 is a partial structural view of a first connecting rod and a second connecting rod of the assembled dumbbell sheet according to the present invention.
In the figure: 1. a dumbbell sheet monomer; 2. a connecting member; 3. connecting grooves; 4. connecting blocks; 5. clamping the piece; 6. a groove; 7. an elastic clamping block; 8. a first connecting rod; 9. a spring; 10. a second connecting rod; 11. an inner dumbbell sheet; 12. an outer dumbbell sheet; 13. an assembly member; 14. an assembly groove; 15. assembling a rod; 16. assembling holes; 17. a first assembly block; 18. and a second assembly block.
Detailed Description
The following further describes a specific embodiment of the assembled dumbbell piece according to the present invention with reference to the accompanying drawings, and a main object of the present invention is to provide an assembled dumbbell piece, which can effectively solve the problems in the background art.
A split dumbbell sheet of the present invention is not limited to the description of the following embodiments.
Throughout the specification and claims, unless explicitly stated otherwise, the word "comprise", or variations such as "comprises" or "comprising", will be understood to imply the inclusion of a stated element or component but not the exclusion of any other element or component.
Example 1
Referring to fig. 1-7, an assembled dumbbell piece comprises dumbbell piece monomers 1 and a connecting mechanism, wherein the dumbbell piece monomers 1 are arranged into a plurality of groups; the connecting mechanism is arranged on the dumbbell sheet single bodies 1 and detachably connects a plurality of groups of dumbbell sheet single bodies 1; the connecting mechanism comprises a plurality of groups of connecting pieces 2 and a plurality of groups of connecting grooves 3, wherein the connecting pieces 2 are vertically arranged on one side face of the dumbbell piece single body 1, the connecting pieces 3 are arranged on one side face of the dumbbell piece single body 1, the connecting pieces 2 are connected with the connecting grooves 3 in a matched mode, and the two adjacent groups of dumbbell piece single bodies 1 are detachably connected.
The plurality of groups of connecting pieces 2 and the plurality of groups of connecting grooves 3 are arranged on the dumbbell sheet single body 1 in a circular array.
The connecting block 4 is configured as a cylinder.
The clamping piece 5 comprises an elastic clamping block 7 and a first connecting rod 8 fixedly installed on the elastic clamping block 7, a spring 9 is installed on the inner wall of the groove 6, and the spring 9 is sleeved on the first connecting rod 8, so that the elastic clamping block 7 can move in the groove 6.
The inner wall of the groove 6 is vertically provided with a second connecting rod 10, and one end of the first connecting rod 8 close to the second connecting rod 10 is provided with a connecting hole matched with the second connecting rod 10, so that the first connecting rod 8 moves on the second connecting rod 10.
Adjusting the connecting mechanism, aligning the connecting piece 2 with the connecting groove 3, inserting the connecting block 4 into the connecting groove 3, clamping the clamping piece 5 into the connecting groove 3, fixing the connecting piece 2 in the connecting groove 3, and fixedly connecting the two adjacent dumbbell piece monomers 1.
When the clamping piece 5 contacts with the connecting groove 3, the elastic clamping block 7 is extruded to drive the elastic clamping block 7 to move into the groove 6, the elastic clamping block 7 extrudes the spring 9 to drive the first connecting rod 8 to move on the second connecting rod 10, and therefore the elastic clamping block 7 is more stable in moving.
According to the dumbbell piece connecting device, the connecting pieces 2 and the connecting grooves 3 are matched for use through the arranged dumbbell piece single bodies 1 and the connecting mechanisms, the two adjacent groups of dumbbell piece single bodies 1 can be connected, the stability of connection among the plurality of groups of dumbbell piece single bodies 1 is improved, the situation that the dumbbell piece single bodies 1 are loosened and fall off when in use is avoided, the connecting pieces 2 can be quickly fixed in the connecting grooves 3 through the arranged elastic clamping blocks 7, the first connecting rods 8 and the second connecting rods 10, the assembling efficiency of the dumbbell pieces is improved, the dumbbell piece connecting device is convenient for people to use, and the applicability of the dumbbell pieces is improved.
Example 2:
in addition to embodiment 1, the present embodiment further includes the following structure:
the dumbbell piece monomer 1 comprises an inner dumbbell piece 11 and an outer dumbbell piece 12 which is connected with the inner dumbbell piece 11 in a matched mode, the structure of the inner dumbbell piece 11 and the structure of the outer dumbbell piece 12 are both in an annular structure, and assembling mechanisms are arranged on the inner dumbbell piece 11 and the outer dumbbell piece 12 to detachably connect the inner dumbbell piece 11 and the outer dumbbell piece 12.
The sizes of the outer dumbbell pieces 12 are diversified, so that the models of the dumbbell piece single bodies 1 are diversified.
The assembly mechanism comprises an assembly part 13 fixedly arranged on the inner dumbbell piece 11 and a plurality of groups of assembly grooves 14 formed in the outer dumbbell piece 12, wherein the assembly part 13 is attached to the assembly grooves 14 to detachably connect the inner dumbbell piece 11 with the outer dumbbell piece 12.
The assembly mechanism further comprises a plurality of groups of assembly rods 15 movably mounted on the outer dumbbell plates 12, assembly parts 13 are provided with assembly holes 16 matched with the assembly rods 15, and the assembly rods 15 and the assembly parts 13 are matched for use to fixedly connect the inner dumbbell plates 11 with the outer dumbbell plates 12.
A plurality of sets of assembly rods 15 are all arranged on the outer dumbbell sheet 12 in a circular array, and a plurality of sets of assembly members 13 are all fixed on the inner dumbbell sheet 11 in a circular array.
The assembly piece 13 comprises a first assembly block 17 and a second assembly block 18 fixedly connected with the first assembly block 17, one side surface of the first assembly block 17 and one side surface of the first assembly block 17 are arc-shaped surfaces, and the first assembly block 17 is fixedly arranged on the outer surface of the inner dumbbell sheet 11.
Adjusting the assembly mechanism, installing the assembly piece 13 into the assembly groove 14, attaching the second assembly block 18 and the first assembly block 17 to the assembly groove 14, installing the assembly rod 15 into the assembly hole 16, fixing the assembly piece 13 in the assembly groove 14, and fixing and cleaning the inner dumbbell sheet 11 and the outer dumbbell sheet 12.
According to the invention, the inner dumbbell piece 11 and the outer dumbbell piece 12 can be quickly connected through the matching use of the assembly part 13 and the assembly groove 14 through the arranged assembly mechanism, the firmness of the connection between the inner dumbbell piece 11 and the outer dumbbell piece 12 can be improved through the arranged assembly rod 15 and the arranged assembly hole 16, the inner dumbbell piece 11 and the outer dumbbell piece 12 can be conveniently detached or fixed by people, the outer dumbbell pieces 12 with different sizes can be conveniently replaced by people, the size and the weight of the dumbbell piece monomer 1 can be changed, the use by people is facilitated, and the applicability of the dumbbell pieces is improved.
The foregoing shows and describes the general principles and features of the present invention, together with the advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. An assembled dumbbell piece, comprising:
the dumbbell sheet single bodies (1) are arranged into a plurality of groups;
the connecting mechanism is arranged on the dumbbell sheet single bodies (1) and detachably connects a plurality of groups of dumbbell sheet single bodies (1);
the connecting mechanism comprises a plurality of groups of connecting pieces (2) and a plurality of groups of connecting grooves (3), wherein the connecting pieces (2) and the groups of connecting grooves are vertically arranged on one side face of the dumbbell sheet single body (1), the connecting pieces (2) and the connecting grooves (3) are connected in a matched mode, and the dumbbell sheet single bodies (1) are connected in a detachable mode in an adjacent two-group mode.
2. The dumbbell sheet of claim 1, wherein: the plurality of groups of connecting pieces (2) and the plurality of groups of connecting grooves (3) are arranged on the dumbbell piece single body (1) in a circular array.
3. The dumbbell sheet of claim 1, wherein: connecting piece (2) are installed including connecting block (4) and two sets of symmetries fastener (5) on connecting block (4), seted up on connecting block (4) with fastener (5) assorted recess (6), fastener (5) movable mounting be in on recess (6).
4. A fabricated dumbbell sheet according to claim 3, characterised in that: fastener (5) include elasticity fixture block (7) and fixed mounting be in head rod (8) on elasticity fixture block (7), spring (9) are installed to the inner wall of recess (6), spring (9) cover is established on head rod (8), make elasticity fixture block (7) can remove in recess (6).
5. The dumbbell sheet of the assembled type according to claim 4, characterized in that: second connecting rod (10) are vertically installed on the inner wall of the groove (6), one end, close to the second connecting rod (10), of the first connecting rod (8) is provided with a connecting hole matched with the second connecting rod (10), and therefore the first connecting rod (8) moves on the second connecting rod (10).
6. The dumbbell sheet of the assembled type according to claim 1, characterized in that: the dumbbell piece single body (1) comprises an inner dumbbell piece (11) and an outer dumbbell piece (12) which is in matched connection with the inner dumbbell piece (11), the structure of the inner dumbbell piece (11) and the structure of the outer dumbbell piece (12) are both of annular structures, assembling mechanisms are arranged on the inner dumbbell piece (11) and the outer dumbbell piece (12), and the inner dumbbell piece (11) and the outer dumbbell piece (12) are detachably connected.
7. The dumbbell sheet of the assembled type according to claim 6, characterized in that: the assembling mechanism comprises an assembling piece (13) fixedly mounted on the inner dumbbell piece (11) and a plurality of groups of assembling grooves (14) formed in the outer dumbbell piece (12), the assembling piece (13) is attached to the assembling grooves (14) in a connected mode, and the inner dumbbell piece (11) is detachably connected with the outer dumbbell piece (12).
8. The dumbbell sheet of claim 7, wherein: the assembling mechanism further comprises a plurality of groups of assembling rods (15) movably mounted on the outer dumbbell piece (12), assembling holes (16) matched with the assembling rods (15) are formed in the assembling pieces (13), the assembling rods (15) and the assembling pieces (13) are matched for use, and the inner dumbbell piece (11) is fixedly connected with the outer dumbbell piece (12).
9. The dumbbell sheet of claim 8, wherein: the assembling rods (15) are arranged on the outer dumbbell sheet (12) in a circular array, and the assembling pieces (13) are fixed on the inner dumbbell sheet (11) in a circular array.
10. The dumbbell sheet of the assembled type according to claim 7, characterized in that: the assembly part (13) comprises a first assembly block (17) and a second assembly block (18) fixedly connected with the first assembly block (17), one side surface of the first assembly block (17) and one side surface of the first assembly block (17) are arc-shaped surfaces, and the first assembly block (17) is fixedly installed on the outer surface of the inner dumbbell plate (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211236650.7A CN115501533B (en) | 2022-10-10 | 2022-10-10 | Assembled dumbbell piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211236650.7A CN115501533B (en) | 2022-10-10 | 2022-10-10 | Assembled dumbbell piece |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115501533A true CN115501533A (en) | 2022-12-23 |
| CN115501533B CN115501533B (en) | 2024-05-03 |
Family
ID=84509134
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211236650.7A Active CN115501533B (en) | 2022-10-10 | 2022-10-10 | Assembled dumbbell piece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115501533B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5407413A (en) * | 1993-01-07 | 1995-04-18 | Kupferman; Scott J. | Fitness excercise bar system |
| US20090048079A1 (en) * | 2007-08-15 | 2009-02-19 | Mark Nalley | Dumbbell weight training device having detachable weight plates |
| CN103537049A (en) * | 2012-07-16 | 2014-01-29 | 双馀实业有限公司 | Sleeved type dumbbell |
| CN208465071U (en) * | 2018-05-31 | 2019-02-05 | 深圳市吉普士科技有限公司 | A kind of times of exercise meter of dumbbell |
| CN211245349U (en) * | 2019-06-18 | 2020-08-14 | 义乌市临界点贸易有限公司 | A counter weight piece, counter weight subassembly, barbell and dumbbell for sports training |
| CN111773611A (en) * | 2020-08-17 | 2020-10-16 | 抚州市中德体育用品有限公司 | Weight-adjustable dumbbell |
| CN212118892U (en) * | 2019-12-30 | 2020-12-11 | 南通天龙体育用品有限公司 | Dumbbell piece is changed and is used adjustable mechanism |
| CN214318980U (en) * | 2021-02-01 | 2021-10-01 | 厦门源艺鑫工贸有限公司 | Sports apparatus counter weight piece convenient to adjust weight |
| CN216986185U (en) * | 2022-01-19 | 2022-07-19 | 杭州玮逸实业有限公司 | Dumbbell capable of preventing dumbbell piece from falling off |
-
2022
- 2022-10-10 CN CN202211236650.7A patent/CN115501533B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5407413A (en) * | 1993-01-07 | 1995-04-18 | Kupferman; Scott J. | Fitness excercise bar system |
| US20090048079A1 (en) * | 2007-08-15 | 2009-02-19 | Mark Nalley | Dumbbell weight training device having detachable weight plates |
| CN103537049A (en) * | 2012-07-16 | 2014-01-29 | 双馀实业有限公司 | Sleeved type dumbbell |
| CN208465071U (en) * | 2018-05-31 | 2019-02-05 | 深圳市吉普士科技有限公司 | A kind of times of exercise meter of dumbbell |
| CN211245349U (en) * | 2019-06-18 | 2020-08-14 | 义乌市临界点贸易有限公司 | A counter weight piece, counter weight subassembly, barbell and dumbbell for sports training |
| CN212118892U (en) * | 2019-12-30 | 2020-12-11 | 南通天龙体育用品有限公司 | Dumbbell piece is changed and is used adjustable mechanism |
| CN111773611A (en) * | 2020-08-17 | 2020-10-16 | 抚州市中德体育用品有限公司 | Weight-adjustable dumbbell |
| CN214318980U (en) * | 2021-02-01 | 2021-10-01 | 厦门源艺鑫工贸有限公司 | Sports apparatus counter weight piece convenient to adjust weight |
| CN216986185U (en) * | 2022-01-19 | 2022-07-19 | 杭州玮逸实业有限公司 | Dumbbell capable of preventing dumbbell piece from falling off |
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| Publication number | Publication date |
|---|---|
| CN115501533B (en) | 2024-05-03 |
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