Barbell piece

Abstract

The utility model discloses a dumbbell piece which comprises a front fixing piece, a rear fixing piece, a clamping module, a pressing module and a first limiting sleeve. Wherein the front fixing piece is provided with a first clamping part and a first channel, the first channel penetrates through the first clamping part, and the first clamping part is provided with a first clamping groove; the rear fixing piece is fixedly connected with the front fixing piece, and a second channel is formed in the rear fixing piece; the clamping module is movably arranged between the front fixing piece and the rear fixing piece; the pressing module is movably connected with the front fixing piece through the first channel and can drive the clamping module to be opened and closed. The first limiting sleeve is arranged on the pressing module in a sleeving mode and fixedly connected with the front fixing piece. A pair of first sliding grooves and a pair of second sliding grooves are formed in the two opposite sides of the first limiting sleeve. The device is simple in structure and low in cost; the weight of the body builder can be adjusted by adjusting the number of the clamping dumbbell pieces; and meanwhile, the weight of the single disk can be controlled by adjusting the mass of the counterweight assembly.

Description

Technical Field

[0001] The utility model relates to the technical field of fitness equipment, in particular to a bell piece. Background Art

[0002] Dumbbells are an auxiliary equipment for weightlifting and fitness exercises. They are smaller than barbells. The weights of light dumbbells are 6, 8, 12, 16 pounds, etc., and the weights of heavy dumbbells are 10, 15, 30 kilograms, etc., so they are favored by fitness enthusiasts. They are named dumbbells because they are silent during exercise.

[0003] There are two main types of dumbbells in the prior art: one is a fixed-weight dumbbell, and the other is an adjustable-weight dumbbell. When using the former, a set of dumbbells of different weights must be prepared to meet the needs of the trainee. The latter is popular among sports trainees because its weight can be adjusted.

[0004] In the prior art, most adjustable dumbbells have complex structures, cannot be quickly increased or decreased in weight, cannot independently control the weights at both ends, or are very expensive. Therefore, there is an urgent need for a dumbbell that can be quickly adjusted and is low in cost to meet the needs of a large number of sports enthusiasts. Summary of the Invention

[0005] According to an embodiment of the present invention, a bell piece is provided, comprising:

[0006] A front fixing member, wherein the front fixing member is provided with a first clamping portion and a first channel, the first channel runs through the first clamping portion, and the first clamping portion is provided with a first clamping groove;

[0007] a rear fixing member, the rear fixing member being fixedly connected to the front fixing member and having a second channel provided on the rear fixing member;

[0008] A clamping module is movably disposed between the front fixing member and the rear fixing member, and the first clamping portions of adjacent bell pieces can be inserted into the second channel and clamped with the clamping module;

[0009] A pressing module, which is movably connected to the front fixing member through the first channel and can drive the clamping module to open and close;

[0010] The first limiting sleeve is sleeved on the pressing module and fixedly connected to the front fixing member, and is used to limit the maximum stroke of the pressing module; a pair of first sliding grooves and a pair of second sliding grooves are provided on opposite sides of the first limiting sleeve.

[0011] Preferably, the card connection module includes:

[0012] A pair of first clamping members, wherein the first clamping member has a first driving portion at its upper end and a second clamping portion at its lower end; the first driving portion is connected to the pressing module; and the second clamping portion can be connected to the first clamping groove of the adjacent bell piece;

[0013] A pair of first elastic members, corresponding one to one with a pair of first clamping members, are provided between the corresponding first clamping members and the front fixing member or the rear fixing member, and are used for resetting the corresponding first clamping members.

[0014] Preferably, a first limiting groove is provided on the first clamping member, and one end of the corresponding first elastic member is provided in the first limiting groove.

[0015] Preferably, the first clamping member is provided with a first limiting protrusion and a pair of second limiting grooves;

[0016] The first limiting protrusion is arranged at the lower side of the first clamping member, and a pair of second limiting grooves are arranged at both ends of the first limiting protrusion.

[0017] Preferably, the pressing module comprises:

[0018] Press the button, and the button can slide back and forth in the first channel;

[0019] At least one pressing member, one end of which is fixedly connected to the pressing button, and the other end of which is tapered and connected to the card module;

[0020] a pair of second clamping members, the pair of second clamping members are respectively arranged on both sides of the pressing member, one end of the second clamping members is fixedly connected to the pressing button, and the other end can be clamped with the front fixing member to prevent the pressing member from being separated from the first channel;

[0021] The second elastic member has one end connected to the push button and the other end connected to the front fixing member, and is used to reset the push button.

[0022] Preferably, the second elastic member is a spring, a first annular protrusion is provided in the first channel, and the second elastic member is provided between the first annular protrusion and the press button; a second annular protrusion is also provided on the first annular protrusion, and the end of the second elastic member close to the first annular protrusion is sleeved on the second annular protrusion.

[0023] Preferably, the front fixing member is further provided with at least one second limiting protrusion, and the rear fixing member is provided with a third limiting groove coupled with the second limiting protrusion.

[0024] Preferably, it further comprises: a counterweight component, the counterweight component is connected to the front fixing member and / or the rear fixing member, and the weight of the counterweight component is adjustable.

[0025] Preferably, it further comprises: a protective cover, which is provided on the counterweight assembly.

[0026] Preferably, the front fixing member and / or the rear fixing member is provided with a fourth limiting groove, and the snap-in module is arranged in the fourth limiting groove.

[0027] The bell plates according to the embodiments of the present invention have a simple structure and low cost; multiple bell plates can be connected to each other, and have strong adaptability and replaceability; the weight of the fitness user can be adjusted by adjusting the number of connected bell plates; and the weight of a single bell plate can be controlled by adjusting the mass of the counterweight assembly.

[0028] It is to be understood that both the foregoing general description and the following detailed description are exemplary, and are intended to provide further explanation of the technology as claimed. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] Figure 1 is a schematic diagram of a perspective view according to an embodiment of the present utility model;

[0030] Figure 2 It is a front view according to an embodiment of the present utility model;

[0031] Figure 3 for Figure 2 AA section view;

[0032] Figure 4 This is a schematic diagram of a three-dimensional view after removing the protective cover and the counterweight assembly according to an embodiment of the present invention;

[0033] Figure 5 for Figure 4 Rear view;

[0034] Figure 6 for Figure 5 BB cross-sectional view;

[0035] Figure 7 for Figure 4 Schematic diagram of the internal structure;

[0036] Figure 8 for Figure 7 A magnified view of point A;

[0037] Figure 9 Schematic diagram of the cooperation between the pressing module and the snap-on module according to an embodiment of the present invention;

[0038] Figure 10 This is a schematic diagram of the interior of a front fixing member according to an embodiment of the present utility model;

[0039] Figure 11 A schematic diagram of four bell plates snapped together;

[0040] Figure 12 for Figure 10 A top view of

[0041] Figure 13 for Figure 12 CC section view. DETAILED DESCRIPTION

[0042] The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings to further illustrate the present invention.

[0043] First, combine Figures 1 to 12 Description: The bell plate according to the embodiment of the present invention is used in fitness equipment such as dumbbells, barbells and kettlebells, and has a wide range of application scenarios.

[0044] like Figures 1 to 12 As shown, the bell piece of the embodiment of the utility model comprises:

[0045] The front fixing member 1 is provided with a first clamping portion 11 and a first channel 12. The first channel 12 passes through the first clamping portion 11. The first clamping portion 11 is provided with a first clamping groove 111.

[0046] A rear fixing member 2, which is fixedly connected to the front fixing member 1 and has a second channel 21;

[0047] The front fixing member 1 and the rear fixing member 2 can be fixedly connected by screws;

[0048] The clamping module 3 is movably disposed between the front fixing member 1 and the rear fixing member 2. The first clamping portion 11 of the adjacent bell piece can be inserted into the second channel 21 and clamped with the clamping module 3.

[0049] The pressing module 4 is movably connected to the front fixing member 1 through the first channel 12 and can drive the clamping module 3 to open and close;

[0050] The first limiting sleeve 5 is sleeved on the pressing module 4 and fixedly connected to the front fixing member 1, and is used to limit the maximum stroke of the pressing module 4; a pair of first sliding grooves 51 and a pair of second sliding grooves 52 are provided on opposite sides of the first limiting sleeve 5.

[0051] Preferably, if Figures 3 and 4 As shown in , 6, 8-9, in this embodiment, the card connection module 3 includes:

[0052] A pair of first clamping members 31, wherein the first clamping member 31 has a first driving portion 311 at its upper end and a second clamping portion 312 at its lower end; the first driving portion 311 is connected to the pressing module 4; and the second clamping portion 312 can be connected to the first clamping groove 111 of the adjacent bell plate;

[0053] A pair of first elastic members 32 correspond one-to-one to a pair of first clamping members 31 and are arranged between the corresponding first clamping members 31 and the front fixing member 1 or the rear fixing member 2 for resetting the corresponding first clamping members 31. The first elastic members 32 are preferably springs.

[0054] Preferably, if Figure 3 As shown, in this embodiment, a first limiting groove 313 is provided on the first clamping member 31 , and one end of the corresponding first elastic member 32 is provided in the first limiting groove 313 to prevent the first elastic member 32 from being separated from the first clamping member 31 .

[0055] Preferably, if Figures 3 and 4 As shown in Figures 6 and 8, in this embodiment, a first limiting protrusion 314 and a pair of second limiting grooves 315 are provided on the first clamping member 31;

[0056] The first limiting protrusion 314 is provided at the lower side of the first clamping member 31 , and a pair of second limiting grooves 315 are provided at both ends of the first limiting protrusion 314 . When the first limiting protrusion 314 is inserted into the first sliding groove 51 , it plays a further limiting role to prevent the first clamping member 31 from rotating.

[0057] Preferably, if Figures 3 and 4 As shown in , 6, and 8, in this embodiment, the pressing module 4 includes:

[0058] Press the button 41, which can slide back and forth in the first channel 12;

[0059] At least one pressing member 42, one end of which is fixedly connected to the pressing button 41, and the other end of which is tapered and connected to the clamping module 3;

[0060] A pair of second clamping members 43 are respectively provided on both sides of the pressing member 42, one end of which is fixedly connected to the pressing button 41 and can be clamped with the front fixing member 1, and the other end is provided in the second sliding groove 52 and can slide in the second sliding groove 52 to prevent the pressing member 42 from being separated from the first channel 12;

[0061] The second elastic member 44 has one end fixedly connected to the push button 41 and the other end connected to the front fixing member 1 , and is used to reset the push button 41 .

[0062] Preferably, if Figure 3 、 6As shown, in this embodiment, the second elastic member 44 is a spring, a first annular protrusion 13 is provided in the first channel 12, and the second elastic member 44 is provided between the first annular protrusion 13 and the press button 41, for limiting the position of the second elastic member 44; a second annular protrusion 14 is also provided on the first annular protrusion 13, and one end of the second elastic member 44 close to the first annular protrusion 13 is sleeved on the second annular protrusion 14, so that the second elastic member 44 can be movably connected to the front fixing member 1.

[0063] Preferably, if Figure 1 As shown, in this embodiment, two second limiting protrusions 15 are further provided on the front fixing member 1, and a third limiting groove 22 coupled with the second limiting protrusions 15 is provided on the rear fixing member 2, which is used to engage with the second limiting protrusions 15 of the adjacent bell pieces to prevent the adjacent bell pieces from rotating after being engaged.

[0064] Preferably, if Figure 1 As shown, in this embodiment, it also includes: a counterweight component 6, the counterweight component 6 is connected to the front fixing member 1 and / or the rear fixing member 2, the weight of the counterweight component 6 is adjustable, and the weight of a single bell piece can be controlled by adjusting the mass of the counterweight component 6.

[0065] Preferably, if Figure 3 As shown, in this embodiment, it also includes: a protective cover 7, which is set on the counterweight component 6 to protect the counterweight component 6.

[0066] Preferably, if Figure 3 As shown, in this embodiment, the front fixing member 1 and / or the rear fixing member 2 is provided with a fourth limiting groove, and the snap-in module 3 is provided in the fourth limiting groove.

[0067] The working principle is described by taking the connection of two bell pieces as an example: when connecting two bell pieces (assuming one is bell piece a and the other is bell piece b), first, insert the first connecting portion 11 of bell piece a into the second channel 21 of the rear fixing member 2 of bell piece b, and at the same time push the pressing button 41 of bell piece b inward. The pressing button 41 drives the pressing member 42 to move inward, the second elastic member 44 is compressed, and the pressing member 42 squeezes the first driving portion 311, thereby causing the first connecting member 31 to move to both sides (while the first elastic member 32 is compressed). When the first connecting portion 11 of bell piece a is completely inserted into the bell piece, The second limiting protrusion 15 on the front fixing member 1 of bell piece a enters the third limiting groove 22 on the rear fixing member 2 of bell piece b. The pressing button 41 of bell piece b is released, and the pressing button 41 is retracted under the action of the second elastic member 44. At the same time, under the action of the first elastic member 32, the first clamping member 31 is reset, and the second clamping portion 312 is clamped into the first clamping groove 111 of the first clamping portion 11 of bell piece b. The first limiting protrusion 314 of bell piece b is inserted into the corresponding first sliding groove 51. At this time, the two bell pieces are clamped together.

[0068] Above, refer to Figures 1 to 12 The invention describes a bell plate according to an embodiment of the invention, which has a simple structure and low cost; a plurality of bell plates can be connected to each other, and have strong adaptability and replaceability; the weight of the fitness user can be adjusted by adjusting the number of connected bell plates; and the weight of a single bell plate can be controlled by adjusting the mass of the counterweight assembly.

[0069] It should be noted that, in this specification, the terms "comprises," "includes," or any other variations thereof are intended to encompass non-exclusive inclusion, such that a process, method, article, or apparatus comprising a series of elements includes not only those elements but also other elements not explicitly listed, or elements inherent to such process, method, article, or apparatus. In the absence of further limitations, the elements defined by the phrase "comprising..." do not exclude the presence of other identical elements in the process, method, article, or apparatus comprising the elements.

[0070] Although the present invention has been described in detail through the above preferred embodiments, it should be understood that the above description should not be considered as limiting the present invention. After reading the above description, various modifications and alternatives to the present invention will be readily apparent to those skilled in the art. Therefore, the scope of protection of the present invention shall be defined by the appended claims.

Claims

1. A bell piece, characterized in that: Include: A front fixing member, wherein the front fixing member is provided with a first clamping portion and a first channel, the first channel passes through the first clamping portion, and the first clamping portion is provided with a first clamping groove; a rear fixing member, the rear fixing member being fixedly connected to the front fixing member, and the rear fixing member being provided with a second channel; a clamping module, the clamping module being movably disposed between the front fixing member and the rear fixing member, wherein the first clamping portions of adjacent bell pieces can be inserted into the second channel and clamped to the clamping module; a pressing module, the pressing module being movably connected to the front fixing member through the first channel and capable of driving the clamping module to open and close; A first limiting sleeve is sleeved on the pressing module and fixedly connected to the front fixing member, and is used to limit the maximum stroke of the pressing module; a pair of first sliding grooves and a pair of second sliding grooves are provided on opposite sides of the first limiting sleeve.

2. The bell piece according to claim 1, wherein: The card connection module includes: A pair of first clamping members, wherein the first clamping members have a first driving portion at their upper ends and a second clamping portion at their lower ends; the first driving portion is engaged with the pressing module; and the second clamping portion can be engaged with the first clamping groove of an adjacent bell piece; A pair of first elastic members, the pair of first elastic members corresponding to the pair of first clamping members one-to-one, are arranged between the corresponding first clamping members and the front fixing member or the rear fixing member, and are used for resetting the corresponding first clamping members.

3. The bell piece according to claim 2, wherein: The first clamping member is provided with a first limiting groove, and one end of the corresponding first elastic member is arranged in the first limiting groove.

4. The bell piece according to claim 2, wherein: The first clamping member is provided with a first limiting protrusion and a pair of second limiting grooves; The first limiting protrusion is arranged at the lower side of the first clamping member, and the pair of second limiting grooves are arranged at both ends of the first limiting protrusion.

5. The bell piece according to claim 1, wherein: The pressing module comprises: A press button, wherein the press button can slide back and forth in the first channel; At least one pressing member, one end of which is fixedly connected to the pressing button, and the other end of which is tapered and connected to the snap-on module; a pair of second clamping members, each of which is disposed on both sides of the pressing member, one end of which is fixedly connected to the pressing button and the other end of which can be clamped to the front fixing member to prevent the pressing member from being separated from the first channel; A second elastic member, one end of which is connected to the push button, and the other end of which is connected to the front fixing member, is used for resetting the push button.

6. The bell piece according to claim 5, wherein: The second elastic member is a spring, a first annular protrusion is provided in the first channel, and the second elastic member is provided between the first annular protrusion and the push button; a second annular protrusion is also provided on the first annular protrusion, and the end of the second elastic member close to the first annular protrusion is sleeved on the second annular protrusion.

7. The bell piece according to claim 1, wherein: The front fixing member is further provided with at least one second limiting protrusion, and the rear fixing member is provided with a third limiting groove coupled with the second limiting protrusion.

8. The bell piece according to claim 1, wherein: It also includes: a counterweight component, which is connected to the front fixing member and / or the rear fixing member, and the weight of the counterweight component is adjustable.

9. The bell piece according to claim 8, wherein: It also includes a protective cover, which is sleeved on the counterweight component.

10. The bell piece according to claim 1, wherein: The front fixing member and / or the rear fixing member is provided with a fourth limiting groove, and the clamping module is arranged in the fourth limiting groove.

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