Clamp holder and barbell, dumbbell and kettle-bell using same

Abstract

The utility model provides a clamper, including fixing mechanism and clamping head, fixing mechanism includes inner cylinder and outer fixing subassembly, inner cylinder and clamping head fit, outer fixing subassembly includes connecting body, auxiliary sleeve and gasket, connecting body includes screwing part and main part, auxiliary sleeve and main part fit, auxiliary sleeve is sleeved on the main part, and the gasket is screwed on the main part. The inner side of the connecting body is connected with the inner cylinder body; the clamping head comprises two half bodies which are matched with each other, the end portions of one sides of the two half bodies are hinged with each other, the end portions of the other sides of the two half bodies are connected between the main body portion and the auxiliary sleeve in a sleeved mode, the gasket is connected to the end portion of the side of the clamping head in a sleeved mode, and the end faces of the two sides of the gasket abut against the auxiliary sleeve and the clamping head respectively. The clamp holder is connected with a rod body and other components to form a dumbbell, a barbell, a kettle-bell and other structures according to needs, and in addition, the clamp holder has the advantages of being stable and reliable in structure and the like.

Description

Technical Field

[0001] The utility model relates to the field of sports equipment, and particularly relates to a gripper and a barbell, a dumbbell, and a kettlebell using the gripper. Background Art

[0002] Barbells, dumbbells, kettlebells, etc. are all fitness equipment for weightlifting and fitness, which can enhance the muscle strength and endurance of users. Most of the existing fitness equipment of this kind has a fixed structure and cannot be used interchangeably with each other.

[0003] Therefore, a gripper has been developed that can be disassembled and installed with a rod body and the like to realize the structural transformation between a barbell, a dumbbell, and a kettlebell. Summary of the Utility Model

[0004] The purpose of the utility model is to provide a gripper and a barbell, a dumbbell, and a kettlebell using the gripper to solve one or more of the above-mentioned prior art problems.

[0005] The utility model provides a gripper, which includes a fixing mechanism and a clamping head.

[0006] The fixing mechanism includes an inner cylinder and an outer fixing component. The inner cylinder is adapted to the clamping head. The outer fixing component includes a connecting body, an auxiliary sleeve, and a gasket. The connecting body and the gasket are both adapted to the clamping head. The connecting body includes a screwing part and a main body part. The auxiliary sleeve is adapted to the main body part and is sleeved on the main body part. The inner side of the connecting body is connected to the inner cylinder.

[0007] The clamping head includes two halves that are adapted to each other. One end of the two halves is hinged to each other. The other end of the two halves is sleeved between the main body part and the auxiliary sleeve. The gasket is sleeved on the end of this side of the clamping head. One end face of the auxiliary sleeve abuts against one end face of the gasket, and the other end face of the gasket abuts against the clamping head.

[0008] In some embodiments, the inner cylinder includes a clamping section and a threaded connection section. The outer side wall of the threaded connection section is provided with threads, and the clamping section is provided with a groove. The inner sides of the two halves are respectively provided with a first groove, a second groove, and a third groove. The first groove communicates with the second groove. The first grooves on the two halves combine to form a first groove body adapted to the main body part. The second grooves on the two halves combine to form a second groove body adapted to the clamping section. The inner wall of the second groove body is provided with a convex block corresponding to the groove on the clamping section. The third grooves on the two halves combine to form a receiving groove.

[0009] In some embodiments, an auxiliary block may be added to the third groove. An auxiliary groove is provided on one end face of the auxiliary block, and the auxiliary grooves on two auxiliary blocks are connected to form an auxiliary groove body. A positioning groove may be provided on the groove wall of the third groove, and a positioning block matching the positioning groove on the groove wall of the third groove may be added to the auxiliary block. The auxiliary block is clamped by the positioning block and the positioning groove.

[0010] In some embodiments, an auxiliary hole member is provided on the gasket.

[0011] A barbell includes a main rod body, an auxiliary connecting rod, and the above-mentioned gripper. One auxiliary connecting rod is provided at each of the two end portions of the main rod body. One end portion of the auxiliary connecting rod is connected to the main rod body, and the inner cylinder of the gripper is sleeved on the other end portion of the auxiliary connecting rod, so that the main rod body, the auxiliary connecting rod, and the gripper are connected. The design of the main rod body and the auxiliary connecting rod can save the packaging size and reduce the transportation cost, so as to adjust and replace the main rod bodies of different lengths and shapes.

[0012] In some embodiments,

[0013] The main rod body is a straight first rod body or a W-shaped second rod body;

[0014] One or more connection holes are correspondingly provided on the clamping section of the auxiliary connecting rod and the inner cylinder. The auxiliary connecting rod and the inner cylinder are connected and fixed by the first connecting member through the connection holes;

[0015] A cylindrical connection section is provided at one end portion of the main body rod that needs to be connected to the auxiliary connecting rod. An annular auxiliary positioning groove is provided on the front side of the connection section. The center of the annular auxiliary positioning groove is on the same straight line as the central axis of the cylindrical connection section. The connection section is inserted into the auxiliary connecting rod. An auxiliary connection hole is correspondingly provided on the auxiliary connecting rod for the auxiliary positioning groove. One end portion of the second connecting member passes through the auxiliary connection hole and is inserted into the auxiliary positioning groove.

[0016] In some embodiments, a first protective layer may be coated on the auxiliary connecting rod. A hole member is correspondingly provided on the first protective layer for the auxiliary connection hole. A second protective layer may also be coated on the main rod body. The outer diameter of the first protective layer is equal to the outer diameter of the second protective layer.

[0017] A dumbbell includes a rod body and the above-mentioned gripper. A corresponding barbell and dumbbell can be formed by adjusting the length of the rod body. The rod body and the inner cylinder of the gripper can be integrally formed.

[0018] A kettlebell includes a handle and the above-mentioned gripper, and the lower end portion of the handle is connected to the gripper.

[0019] In some embodiments, the handle and the auxiliary connecting rod in the gripper are an integral body, which includes two separate parts. The two separate parts are connected by a number of third connecting members. Each separate part includes an upper part, a middle part, and a lower part. After the two separate parts are connected, the upper parts on the two separate parts are connected to form a handle, the two middle parts can be used as a threaded connection section after being connected, and the two lower parts can be used as a clamping section after being connected.

[0020] The advantages of the gripper described in the present utility model and the barbell, dumbbell, and kettlebell applying the gripper are as follows: The structure of the gripper is reasonable. The connection body, auxiliary sleeve, and gasket are arranged at one end of the clamping head, which can play a multiple protection role, effectively enhancing the stability of the gripper during clamping. It can better form the required barbell, dumbbell, kettlebell, etc. in combination with the rod body according to needs. Moreover, the barbell formed by applying the above-mentioned auxiliary positioning groove and other structures can rotate the main rod body or the gripper according to requirements. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 is a schematic structural diagram of a barbell in Embodiment 2 of the present utility model;

[0022] Figure 2 is a partial exploded view of a barbell in Embodiment 2 of the present utility model;

[0023] Figure 3 is Figure 2 an enlarged view of part A-a in;

[0024] Figure 4 is Figure 2 an enlarged view of part A-b in;

[0025] Figure 5 is a schematic structural diagram of another barbell in Embodiment 2 of the present utility model;

[0026] Figure 6 is a schematic structural diagram of a kettlebell in Embodiment 4 of the present utility model;

[0027] Figure 7 is an exploded view of a kettlebell in Embodiment 4 of the present utility model. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0028] Embodiment 1

[0029] Combined with Figures 1 to 7 the content shown, in the embodiment, a gripper is described. The gripper includes a fixing mechanism and a clamping head.

[0030] The fixing mechanism includes an inner cylinder and an outer fixing component. The inner cylinder is adapted to the clamping head. The outer fixing component includes a connecting body 2, an auxiliary sleeve 3 and a gasket 4. Both the connecting body 2 and the gasket 4 are adapted to the clamping head. The connecting body 2 includes a screwing part 201 and a main body part 202. The auxiliary sleeve 3 is adapted to the main body part 202. The auxiliary sleeve 3 is sleeved on the main body part 202. The inner side of the connecting body 2 is connected to the inner cylinder by a thread;

[0031] The clamping head 8 includes two mutually adapted halves. One end of the two halves is hinged to each other. The other end of the two halves is sleeved between the main body part 202 and the auxiliary sleeve 3. The gasket 4 is sleeved on this end of the clamping head 8. One end face of the auxiliary sleeve 3 abuts against one end face of the gasket 4. The other end face of the gasket 4 abuts against the clamping head 8.

[0032] Under normal circumstances, the outer side surface of the screwing part 201 is designed to be convex compared to the outer side surface of the main body part 202, which plays a role in limiting the auxiliary sleeve 3 while facilitating the screwing of the connecting body 2.

[0033] The following structure can be used to achieve the hinge between the two halves: On one end face of each of the two halves, a number of arc-shaped connecting plates 813 are respectively arranged. The connecting plates 813 on different halves are arranged in a staggered manner so that the connecting plates 813 on the two halves are coaxially arranged in a staggered manner. By passing a connecting shaft 814 through the coaxially arranged connecting plates 813 in a staggered manner, the hinge between the two halves can be achieved. At this time, the connecting shaft 814 is coaxially arranged with the connecting plates 813.

[0034] The inner cylinder body includes a clamping section 502 and a threaded connection section 501. Threads are provided on the outer side wall of the threaded connection section 501, and regular or irregular grooves are provided on the clamping section 502. On the inner sides of the two half bodies, a first groove 801, a second groove 802, and a third groove 803 are respectively provided. The first groove 801 communicates with the second groove 802. When the two half bodies are combined to form the clamping head 8, the first grooves 801 on the two half bodies are combined to form a first groove body adapted to the main body portion 202. The second grooves 802 on the two half bodies are combined to form a second groove body adapted to the clamping section 502. Protrusions corresponding to the grooves on the clamping section 502 are provided on the inner wall of the second groove body to achieve the purpose of clamping. The third grooves 803 on the two half bodies are combined to form a receiving groove. Among them, an auxiliary block 7 can be added to the third groove 803. By replacing auxiliary blocks 7 of different weights, the weight of the clamping head 8 can be adjusted. In addition, auxiliary grooves can be provided on one end face of the auxiliary block 7. When the two third grooves 803 are combined, the two auxiliary blocks 7 are connected. Furthermore, the auxiliary grooves on the two auxiliary blocks 7 are connected to form an auxiliary groove body. The auxiliary groove body penetrates through the clamping head 8. Items such as rods and dumbbells adapted to it can be clamped through the auxiliary groove body. The clamping of the auxiliary groove body can be directly achieved by existing technologies, so it will not be elaborated again here. When the auxiliary block 7 is added to the third groove 803, regular or irregular positioning grooves can be provided on the groove wall of the third groove 803. Positioning blocks matching the positioning grooves on the groove wall of the third groove 803 can be added to the auxiliary block 7. The auxiliary block 7 is clamped to the third groove 803 through the positioning blocks and positioning grooves to facilitate the positioning of the auxiliary block 7 on the third groove 803 and improve the stability when the auxiliary block 7 is set.

[0035] The outer side walls of the two half bodies are divided into a second outer side wall 812 close to the hinge side and a first outer side wall 811 far from the hinge side. The first outer side wall 811 adopts an inward concave design compared to the second outer side wall 812. The first outer side wall 811 is correspondingly arranged with the auxiliary sleeve 3 and the gasket 4.

[0036] An auxiliary hole part 401 can be added to the above-mentioned gasket 4.

[0037] The above-mentioned inner cylinder body can be connected to the rod body that needs to use this gripper by means of screws or the like, or the structure of the inner cylinder body can be directly arranged on the rod body that needs to use this gripper by an integrally formed method.

[0038] Embodiment 2

[0039] Combined with Figures 1 to 5 the content shown, in this embodiment, a barbell is described. The barbell includes a main rod body and a gripper. The gripper herein can be the gripper in Embodiment 1.

[0040] The main rod body can be a straight first rod body 101 or a W-shaped second rod body 105.

[0041] The barbell further includes auxiliary connecting rods 103. One auxiliary connecting rod 103 is provided at each of the two end portions of the main rod body. One end portion of the auxiliary connecting rod 103 is connected to the main rod body, and the inner cylinder of the gripper is sleeved on the other end portion of the auxiliary connecting rod 103, so that the main rod body, the auxiliary connecting rod 103 and the gripper are connected.

[0042] One or more connecting holes 132 may be correspondingly provided on the clamping section 502 of the auxiliary connecting rod 103 and the inner cylinder. The auxiliary connecting rod 103 and the inner cylinder are connected and fixed by the connecting holes 132 using a first connecting member. The first connecting member may be one or more of a first screw 601, a second screw 602 and other existing connecting members. After the connection is completed, the exposed end face on one side of the first connecting member may not protrude from the outer surface of the connecting hole provided on the clamping section 502.

[0043] The connection structure between the main body rod and the auxiliary connecting rod 103 may be as follows: A cylindrical connecting section 111 is provided at one end portion of the main body rod that needs to be connected to the auxiliary connecting rod 103, and an annular auxiliary positioning groove 112 is provided on the front side of the connecting section 111 (i.e., the side of the connecting section 111 away from the center of the main body rod). The center of the annular auxiliary positioning groove 112 is on the same straight line as the central axis of the cylindrical connecting section 111. The connecting section 111 is inserted into the auxiliary connecting rod 103. An auxiliary connecting hole 131 is provided on the auxiliary connecting rod 103 corresponding to the auxiliary positioning groove 112. One end portion of the second connecting member 104 passes through the auxiliary connecting hole 131 and is inserted into the auxiliary positioning groove 112, so that the connection between the main body rod and the auxiliary connecting rod 103 can be formed, and after the connection is completed, the main body rod can rotate around the connecting section 111 as required. The second connecting member 104 may be an existing connecting member such as an internal hexagonal screw.

[0044] The main rod bodies are symmetrically distributed about the center point of the barbell.

[0045] The auxiliary connecting rod 103 may be coated with a first protective layer 102. A hole member 121 is provided on the first protective layer 102 corresponding to the auxiliary connecting hole 131. The main rod body may also be coated with a second protective layer. The materials of the first protective layer 102 and the second protective layer may both be foam. Generally, the second protective layer is correspondingly arranged with the first protective layer 102. After the first protective layer 102 and the second protective layer are arranged, the outer diameters of the first protective layer 102 and the second protective layer are equal.

[0046] When the above barbell is in use, the relative position of the gripper is adjusted by rotating the main rod body, so that the side of the spacer 4 provided with the auxiliary hole member 401 is arranged at the bottom, and then other components (such as sandbags, resistance bands, etc.) can be tied through the auxiliary hole member 401 to further adjust the weights at both end portions of the barbell.

[0047] Example 3

[0048] In this embodiment, a dumbbell is described. The dumbbell includes a rod body and a gripper. The gripper herein can be the gripper in Embodiment 1. A gripper is provided at each of the two end portions of the rod body, and the rod body and the inner cylinder body in the gripper of the rod body and the gripper can be integrally formed.

[0049] Example 4

[0050] Combined with Figure 6 and Figure 7 the content shown, in this embodiment, a kettlebell is described. The kettlebell includes a handle and a gripper. The gripper herein can be the gripper in Embodiment 1.

[0051] The lower end portion of the handle is connected to the gripper.

[0052] The handle and the gripper are coaxially arranged.

[0053] The handle and the inner cylinder body in the gripper are an integral body 9. The structure of the integral body 9 can be: The integral body 9 includes two split parts, and the two split parts are connected by a plurality of third connecting members 905. Each split part includes an upper part 901, a middle part 902, and a lower part 903. After the two split parts are connected, the upper parts 901 on the two split parts are connected to form the handle, the two middle parts 902 can be used as the threaded connection section 501 after being connected, and the two lower parts 903 can be used as the clamping section 502 after being connected.

[0054] A first positioning block 906, a first positioning groove corresponding to the first positioning block 906, a second positioning block 904, and a second positioning groove corresponding to the second positioning block 904 can be added to the above two split parts. When the two split parts are connected, the first positioning block 906 can be inserted into the first positioning groove first, and the second positioning block 904 can be inserted into the second positioning groove to form a preliminary connection and positioning, and then they are connected by the third connecting member 905.

[0055] The third connecting member 905 can be an existing connecting member such as a screw.

[0056] The above undisclosed matters can be realized by the prior art, so they will not be elaborated here.

[0057] The above is only the preferred mode of the present invention. It should be noted that for those of ordinary skill in the art, without departing from the creative concept of the present invention, several similar deformations and improvements can also be made, and these should also be regarded as within the protection scope of the present invention.

Claims

1. A clamp, characterized in that: Including fixing mechanism and clamping head, The fixing mechanism includes an inner cylinder and an outer fixing assembly, the inner cylinder is matched with the clamping head, the outer fixing assembly includes a connecting body, an auxiliary sleeve and a gasket, both the connecting body and the gasket are matched with the clamping head, the connecting body includes a twisting part and a main body, the auxiliary sleeve is matched with the main body, the auxiliary sleeve is sleeved on the main body, and the inner side of the connecting body is connected to the inner cylinder; The clamping head includes two halves that are adapted to each other, one side end portion of the two halves is hinged to each other, the other side end portion of the two halves is sleeved between the main body and the auxiliary sleeve, the gasket is sleeved on the side end portion of the clamping head, one side end surface of the auxiliary sleeve abuts against one side end surface of the gasket, and the other side end surface of the gasket abuts against the clamping head.

2. The clamp according to claim 1, characterized in that The inner cylinder includes a clamping section and a threaded connection section, the outer wall of the threaded connection section is provided with a thread, and the clamping section is provided with a groove; the inner sides of the two half bodies are respectively provided with a first groove, a second groove and a third groove, the first groove is connected to the second groove, and the first grooves on the two half bodies are combined to form a first groove body adapted to the main body; the second grooves on the two half bodies are combined to form a second groove body adapted to the clamping section, and a protrusion corresponding to the groove on the clamping section is provided on the inner wall of the second groove body; the third grooves on the two half bodies are combined to form a accommodating groove.

3. The clamp according to claim 2, characterized in that An auxiliary block can be added to the third groove, and an auxiliary groove is provided on one side end face of the auxiliary block. The auxiliary grooves on the two auxiliary blocks are connected to form an auxiliary groove body. A positioning groove can be provided on the groove wall of the third groove. A positioning block matching the positioning groove on the groove wall of the third groove can be added to the auxiliary block, and the auxiliary block is clamped in place through the positioning block and the positioning groove.

4. The holder according to claim 1, characterized in that The gasket is provided with an auxiliary hole piece.

5. A barbell, characterized in that: It includes a main rod body, an auxiliary connecting rod and a clamp as described in any one of claims 1 to 4, wherein an auxiliary connecting rod is provided at both side ends of the main rod body, one side end of the auxiliary connecting rod is connected to the main rod body, and the other side end of the auxiliary connecting rod is sleeved with an inner cylinder in the clamp, thereby connecting the main rod body, the auxiliary connecting rod and the clamp.

6. The barbell according to claim 5, characterized in that The main rod body is a straight first rod body or a W-shaped second rod body; One or more connection holes are correspondingly provided on the clamping sections of the auxiliary connection rod and the inner cylinder, and the auxiliary connection rod and the inner cylinder are connected and fixed by the first connection member through the connection holes; A cylindrical connecting section is set on the end portion of one side of the main rod that needs to be connected to the auxiliary connecting rod, and an annular auxiliary positioning groove is set on the front side of the connecting section. The center of the annular auxiliary positioning groove is on the same straight line as the central axis of the cylindrical connecting section. The connecting section is inserted into the auxiliary connecting rod, and an auxiliary connecting hole is set on the auxiliary connecting rod corresponding to the auxiliary positioning groove. One side end of the second connecting piece passes through the auxiliary connecting hole and is inserted into the auxiliary positioning groove.

7. The barbell according to claim 6, characterized in that The auxiliary connecting rod may be covered with a first protective layer, and a hole piece is arranged on the first protective layer corresponding to the auxiliary connecting hole. The main rod body may also be covered with a second protective layer, and the outer diameter of the first protective layer is equal to the outer diameter of the second protective layer.

8. A dumbbell, characterized in that: The invention comprises a rod body and the clamp according to any one of claims 1 to 4.

9. A kettlebell, characterized in that: The invention comprises a handle and the clamp according to any one of claims 1 to 4, wherein the lower end of the handle is connected to the clamp.

10. The kettlebell according to claim 9, characterized in that The handle and the auxiliary connecting rod in the clamp are an integral whole, which includes two split bodies, and the two split bodies are connected by a number of third connecting parts. Each split body includes an upper part, a middle part and a lower part. After the two split bodies are connected, the upper parts on the two split bodies are connected to form a handle, the two middle parts can be used as a threaded connection section after being connected, and the two lower parts can be used as a clamping section after being connected.

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