TW201811402A - Weight-adjustable kettlebell comprising a kettle bell having a weigh hole in which weight blocks are detachably held by being detachably attached to a shaft bar by supporting rods - Google Patents

Abstract

A weight-adjustable kettlebell mainly comprises: a kettlebell body having a shaft hole and a weight hole in communication with the shaft hole; a plurality of weight blocks, each of which comprises a through slot and a rotation slot in communication with the through slot, the through slot having a slot width smaller than that of the rotation slot, the weight blocks being disposed in the weight hole; an adjustment unit, which comprises a top lid, a shaft bar, a plurality of supporting rods, and a toggle bar. The top lid comprises a shaft penetration hole. The supporting rods are connected, in a radial direction, to the shaft rod. The toggle bar is pivoted to an end of the shaft bar. The shaft bar penetrates through the shaft penetration hole and the weight hole such that the supporting rods are in the rotation slots of the weight blocks. When the shaft bar is rotated by a predetermined angle, and the supporting rods are located corresponding to the through slots of the weight blocks so that the corresponding ones of the weight blocks are allowed to detach from kettlebell body; and when the supporting rods are not located corresponding to the through slots of the weight blocks, the corresponding ones of the weight blocks are retained in the kettlebell body.

Description

Kettlebell with adjustable weight

    The present invention relates to fitness equipment, and more specifically to a kettle bell with adjustable weight.

Press, kettlebell is a common and simple fitness equipment, which is mainly used for users to strengthen the body.
However, the main difference between dumbbells and kettlebells is that dumbbells are mainly used for users to grasp with one hand and lifted, while kettlebells are used for users to grasp with both hands and swing. And can train more muscle groups.
However, as far as the old kettlebells are concerned, they are mainly integrally formed, so the weight cannot be changed. As a result, when users want to use kettlebells with different weights, they must buy most kettlebells with different weights, which costs too much and Excessive quantities are not convenient for storage.
Therefore, there is currently a kettle bell capable of adjusting the weight, as disclosed in Chinese Patent No. 4142466, which is mainly composed of a kettle bell body, a weight block and a locking unit, so that the locking unit A weight block is fixed in the kettlebell body or the weight block is unlocked to be released from the kettlebell body. However, this kind of kettlebell with adjustable weight can only fix one weight block, so the weight that can be changed is quite limited, and it is difficult to meet the needs of different people and different weights.

    In view of this, in order to improve the prior art, the conventional kettle bell has a problem of too little variability in adjustable weight; therefore, the present invention provides a kettle bell with adjustable weight, which mainly includes: a kettle bell The body has a shaft hole and a weight hole communicating with the shaft hole; a plurality of weight blocks, each weight block has a through groove and a rotating groove communicating with the through groove, and the groove width of the through groove is smaller than that The slot width of the rotating slot, the counterweights are located in the counterweight hole; an adjustment unit having a top cover, a shaft, a plurality of receiving rods and a lever, the top cover has a through-hole, The receiving rod is connected to the shaft in a radial direction. The lever is pivotally connected to one end of the shaft. The shaft passes through the through hole and the shaft hole and the counterweight hole, so that each receiving rod is located on the shaft. In the rotating groove of the weight block; when the shaft rotates a predetermined angle and the receiving rod is located at the slot corresponding to the weight block, the corresponding weight block can be released from the kettlebell body, and the receiving rod It is located in the slot position that does not correspond to the weight block, so that the corresponding weight block is fixed in the kettlebell body, In order to achieve diversity may be arbitrarily selected in the weight of the counterweight effect.

`` First preferred embodiment ''

100‧‧‧ kettlebell with adjustable weight

10‧‧‧ kettlebell body

11‧‧‧ pot body

111 · ‧‧shaft holes

112‧‧‧ counterweight holes

113 · ‧‧ Positioning post

114‧‧‧ weight value

115‧‧‧ pot body limit slot

116 ‧ ‧ chute

12‧‧‧ grip

20‧‧‧ Counterweight

21‧‧‧ trough

22‧‧‧ rotating groove

221‧‧‧ abutting groove

23‧‧‧ limit post

24‧‧‧ slider

241‧‧‧slot

25‧‧‧ limit slot

30‧‧‧ bottom cover

31‧‧‧Column

40‧‧‧ adjustment unit

41‧‧‧ top cover

411‧‧‧C-shaped groove

412

413‧‧‧Indication mark

414‧‧‧through shaft hole

415‧‧‧ long hole

42‧‧‧Spring

43‧‧‧ shaft

431‧‧‧Radial hole

432‧‧‧ pivot hole

44‧‧‧ Receiving post

45‧‧‧ lever

451‧‧‧The lever body

453‧‧‧groove

454‧‧‧ through pivot hole

452‧‧‧ Pivot

"Second Preferred Embodiment"

100‧‧‧ kettlebell with adjustable weight

Kettlebell with adjustable weight

10‧‧‧ kettlebell body

20‧‧‧ Counterweight

30‧‧‧ bottom cover

40‧‧‧ adjustment unit

41‧‧‧ top cover

412

45‧‧‧ lever

451‧‧‧The lever body

50‧‧‧brake unit

51‧‧‧ lever for brake lever

52‧‧‧Lack of slot receiving hole

53‧‧‧brake pads

54‧‧‧brake spring

The first figure is an exploded perspective view of the first preferred embodiment of the present invention.

The second figure is an exploded perspective view of the embodiment shown in the first figure from another perspective.

The third diagram is an exploded view of a part of the embodiment shown in the first diagram.

The fourth diagram is a combination diagram of the embodiment shown in the first diagram.

The fifth figure is a sectional view taken along A-A in the fourth figure.

The sixth figure is a sectional view taken along the line B-B in the fourth figure.

The seventh figure is a sectional view taken along the line C-C in the fourth figure.

The eighth to eleventh diagrams are schematic diagrams of operations of the embodiment shown in the first diagram.

The twelfth to thirteenth diagrams are schematic diagrams of positions of one of the weight selections in the embodiment shown in the first diagram.

The fourteenth figure is an exploded perspective view of one of the counterweight selections of the embodiment shown in the first figure.

The fifteenth to sixteenth diagrams are schematic diagrams of positions of the second weight selection of the embodiment shown in the first diagram.

The seventeenth figure is an exploded perspective view of the second weight selection of the embodiment shown in the first figure.

The eighteenth to nineteenth diagrams are schematic diagrams of positions of three weight selections in the embodiment shown in the first diagram.

Figure 20 is an exploded perspective view of the three counterweights of the embodiment shown in Figure 1.

The twenty-first figure is an exploded perspective view of a second preferred embodiment of the present invention.

The twenty-second figure is an exploded perspective view of the embodiment shown in the twenty-first figure from another perspective.

The twenty-third figure is a combination diagram of the embodiment shown in the twenty-first figure.

The twenty-fourth figure is a combined sectional view and a partially enlarged view of the embodiment shown in the twenty-first figure.

The twenty-fifth figure is a combined sectional view and a partially enlarged operation diagram of the embodiment shown in the twenty-first figure.

The twenty-sixth figure is a schematic diagram of the operation of the embodiment shown in the twenty-first figure.

In order to enable your reviewers to further understand and agree with the features and characteristics of the present invention, the following preferred embodiments are listed and illustrated with the drawings as follows:
Please refer to the first figure to the twentieth figure, which is a kettlebell 100 with adjustable weight provided by the first preferred embodiment of the present invention. The kettlebell 100 mainly includes a kettlebell body 10, a plurality of weight blocks 20, Bottom cover 30 and an adjustment unit 40, of which:
Please refer to the first to seventh figures. The kettlebell body 10 has a kettle body 11 and a grip 12 that spans the top surface of the kettle body 11. The top surface of the kettle body 11 extends axially inward The shaft hole 111, the bottom surface of the pot body 11 extends axially inwardly with a weight hole 112, the diameter of the weight hole 112 is larger than that of the shaft hole 111, and the weight hole 112 is in communication with the shaft hole 111, the The top surface of the pot body 11 is provided with two positioning posts 113. The outer surface of the pot body 11 is provided with a number of weight values 114. The axial wall surface of the weight hole 112 has two pot body limiting grooves 115. The radial wall surface of the heavy hole 112 has two sliding grooves 116.
Please refer to the first diagram to the seventh diagram. For the weight blocks 20, the weight of each weight block 20 may be the same, different, or some same and some different. A top surface of each weight block 20 extends axially inwardly with a non-circular through groove 21, and a bottom surface of each weight block 20 extends axially inward with a non-circular rotating groove 22, and the rotation groove 22 and the through The groove 21 communicates, and the groove width of the rotary groove 22 is larger than the groove width of the through groove 21. The axial wall surface of the rotary groove 22 has a plurality of abutment grooves 221 located around the through groove 21, and each weight block 20 There are two limit posts 23 on the top surface, two protruding sliders 24 on the symmetrical outside of each weight block 20, and two limit slots 25 on the bottom surface of each weight block 20. The weight blocks 20 are stacked on top of each other, and the limit posts 23 of the lower weight block 20 are inserted into the limit grooves 25 of the upper weight block 20, and are moved along by the sliders 24 of the weight blocks 20 The chute 116 of the kettlebell body 10 slides into the counterweight hole 112, so that the limiting post 23 of the upper weight block is inserted into the kettle body limitation groove 115 of the kettlebell body 10, so that The weight blocks 20 are placed in the weight hole 112 so as not to be rotatable. The slider 24 of each weight block 20 has a slot 241 at the bottom.
Please refer to the first to seventh figures. The bottom cover 30 has two pins 31, and the pins 31 are inserted into the slot 241 of the lowermost weight block 20, and the kettle body 10 is closed. Counterweight hole 112.
Please refer to the first to seventh figures. The adjusting unit 40 has a top cover 41, a spring 42, a shaft 43, a plurality of receiving rods 44 and a lever 45. The bottom cover of the top cover 41 has a C-shaped groove 411. The top cover of the top cover 41 has a notch 412 and an indication mark 313. The top cover 41 has a shaft hole 414 penetrating the top and bottom surfaces, and the notch 412 Two side walls have elongated holes 415, and the C-shaped groove 411 of the top cover 41 is used for the positioning post 113 of the kettlebell body 10, so that the top cover 41 can be rotated by a predetermined angle relative to the kettlebell body 10 The spring 42 is placed between the top surface of the kettle body 11 of the kettlebell body 10 and the bottom surface of the top cover 41 to provide a margin for the top cover 41 to pop up; the shaft 43 is radially penetrated by a number of other The spaced radial holes 431 and a pivoting hole 432; the bearing rods 44 are radially inserted at equal intervals in the radial holes 431 of the shaft 43; the lever 45 has a lever body 451 and A pivot shaft 452 has a groove 453 at one end of the lever body 451, and penetrating pivot holes 454 passing through both sides of the groove 453. One end of the shaft 43 is located in the groove 4 3, and the pivot shaft 452 penetrates the pivot hole 454 of the lever body 451, the pivot hole 432 of the shaft 43 and the long hole 415 on the top cover 41, so that the lever 45 It can be pivoted on the top cover 41 and can move up and down relative to the top cover 41, and pass the shaft 43 through the shaft hole 414 of the top cover 41 and the shaft hole 111 of the kettlebell body 10, so that The bearing rods 44 pass through the grooves 21 of the weights 20.
Therefore, the above is an introduction to the components of the kettlebell 100 with adjustable weight and its assembly method provided by a preferred embodiment of the present invention, and then its use characteristics are described as follows:
When the user wants to adjust the weight of the kettlebell 100 with adjustable weight, if he wants to selectively detach all the weight blocks 20, so that the overall weight is the lightest.
First, pull the lever 45 upward (as shown in the eighth figure) and move the shaft 43 downward (as shown in the ninth figure). At this time, the receiving rods 44 on the shaft 43 are From the slot 21 of the weight block 20 to the slot 22, and then rotate the lever 45 to synchronize the shaft 43 with a predetermined angle (as shown in the tenth figure). At this time, the receiving rods are in the 44 position. At the slot 21, pull the lever 45 back into the slot 412 (as shown in the eleventh figure). At this time, each receiving rod 44 is located in the counterweight 20. The slot 21 (as shown in Figures 12 and 13), so when lifting the kettlebell body 10, all the weights 20 will be together with the bottom cover 30 from the kettlebell body 10 The weight hole 112 is released (as shown in Figure 14) to achieve the effect of adjusting to the lightest weight.
In addition, when one of the weight blocks 20 is to be kept in the kettlebell body 20, the lever 45 is also pulled up and the shaft 43 is moved downward, and then the lever 45 and the shaft 43 are rotated. However, the rotation angle at this time is different from the above rotation angle, and one of its receiving rods 44 is rotated in the rotation groove 22 to a position that does not correspond to the through groove 21 (as shown in FIG. 16 (A)). ), And when the lever 45 is pulled down into the lacking groove 412, a receiving rod 44 abuts in the abutting groove 221 of the weight block 20, that is, the receiving rod 44 supports it. On the abutting groove 221 of the weight block 20 to retain this weight block 20 in the kettlebell body 10, and the remaining weight blocks 20 are still located in the through groove 21 because of the remaining receiving rods 44. Therefore, it also comes out of the kettlebell body 10 (as shown in Figures 16 (B) (C) (D) (E) and Figure 17).
Secondly, when two weight blocks 20 are to be kept in the kettlebell body 20, the lever 45 is also pulled up and the shaft 43 is moved downward, and then the lever 45 and the shaft are rotated. 43, but the rotation angle at this time is different from the above-mentioned rotation angle, so that its second receiving rod 44 is rotated in the rotation groove 22 to a position that does not correspond to the through groove 21 (such as the nineteenth figure (A) ( (B)), and when the lever 45 is pulled down into the lacking groove 412, the two receiving rods 44 abut against the abutting groove 221 of the weight block 20, that is, the two The receiving rod 44 is supported on the abutting groove 221 of the two weight blocks 20 to retain the two weight blocks 20 in the kettlebell body 10, and the remaining weight blocks 20 are still in place due to the remaining receiving rod 44. In the slot 21, it is also pulled out of the kettlebell body 10 (as shown in Figures 19 (C) (D) (E) and Figure 20).
Therefore, the present invention can achieve the release of the corresponding weight block by different numbers of receiving rods 44 (that is, the receiving rods are located at the corresponding positions of the grooves) or the brackets (depending on the rotation angle of the shaft 43). That is, the bearing rod is located at the corresponding position of the abutting groove). Therefore, the weight configuration that can be adjusted by the present invention is quite diverse to meet the needs of different users.
In the above embodiments, the groove widths of the grooves of the weights are different, so as to selectively retain in or separate from the kettlebell body.
Please refer to the figures 21 to 26, which is a kettlebell 200 with adjustable weight provided by the second preferred embodiment of the present invention. The kettlebell 200 includes a kettle similar to the first preferred embodiment. The bell body 10, some weight blocks 20, a bottom cover 30 and an adjustment unit 40, but the main differences are:
In this embodiment, as shown in FIGS. 21 to 23, a braking unit 50 is further included. The braking unit 50 has a lever braking hole 51, a slot receiving hole 52, and a brake. Block 53 and a brake spring 54. The trigger lever braking hole 51 is formed on the trigger lever body 451 of the trigger lever 45. The slot-receiving hole 52 is formed in the slot 412 of the top cover 41. The brake pad 53 is disposed in the slot. In the accommodating hole 52, the brake spring 54 abuts between the slot-receiving accommodating hole 52 and the brake pad 53 to provide a spring force for the brake pad 53 to move upward.
Therefore, when the lever 45 is pulled down into the notch 412 of the top cover 41, the brake block 53 is pushed by the brake spring 54 and is located in the lever brake hole 51 of the lever 45 (such as (Shown in Figure 24), so that the lever 45 cannot be pulled at this time to increase safety during use.
When you want to pull the lever 45, you need to press the brake pad 53 slightly (as shown in Figure 25), and then lift the lever 45 upward (as shown in Figure 26). (Shown) to facilitate the subsequent adjustment of the counterweight.
The above disclosure is only the preferred embodiments provided by the present invention, and is not intended to limit the scope of implementation of the present invention. Any equivalent changes made by those skilled in the art based on this creation shall belong to the present invention. Coverage.

Claims (13)

A kettlebell with adjustable counterweight mainly includes:     A kettlebell body having a shaft hole and a weight hole communicating with the shaft hole;     A plurality of counterweight blocks, each counterweight block having a through slot and a rotary slot communicating with the through slot, the slot width of the through slot is smaller than the slot width of the rotary slot, and the weight blocks are located in the counterweight hole Inside;     An adjusting unit has a top cover, a shaft, a plurality of receiving rods and a trigger rod. The top cover has a through hole. The receiving rods are radially connected to the shaft rod, and the trigger rod is pivotally connected to the shaft rod. One end of the shaft rod, the shaft rod passes through the shaft passing hole, the shaft hole and the weight hole, so that each receiving rod is located in the rotation groove of each weight block;     When the shaft rotates by a predetermined angle, the receiving rod is located at the slot position corresponding to the weight block, so that the corresponding weight block can be released from the kettlebell body, and the receiving rod is located at the non-corresponding weight block. In the slotted position, the corresponding weight block is fixed in the kettlebell body. According to the kettlebell with adjustable weight according to item 1 of the scope of the patent application, the kettlebell body has a kettle body and a grip across the top surface of the kettle body. According to the kettle bell with adjustable weight according to item 2 of the scope of patent application, wherein the shaft hole extends axially inward on the top surface of the kettle body, and the weight hole extends axially inward on the bottom surface of the kettle body, The diameter of the weight hole is larger than the diameter of the shaft hole. According to the kettlebell with adjustable weight according to item 3 of the scope of the patent application, the kettle body has two positioning posts on the top surface, the bottom cover of the top cover has a C-shaped groove, and the two positioning posts are located in the C Shaped groove. According to the kettle bell with adjustable weight according to item 4 of the scope of patent application, wherein the outer peripheral surface of the kettle body is provided with a number of weight values, and the top cover has an indication mark. According to the kettle bell with adjustable weight according to item 1 of the scope of the patent application, wherein the kettle wall body has two pot body limiting grooves on the axial wall surface of the weight hole and the radial wall surface of the weight hole has two Chute; there are two limit posts on the top surface of each weight block, two protruding sliders on the symmetrical outside of each weight block, and two limit slots on the bottom surface of each weight block; The weights are stacked on top of each other by the limit posts of the lower weights in the limit grooves of the upper weights, and the sliders of the weights slide in along the slide grooves of the kettlebell body In the counterweight hole, a limiting post of the uppermost weight block is inserted into a limiting groove of the kettle body of the kettlebell body. The kettle bell with adjustable weight according to item 6 of the scope of patent application, further includes a bottom cover, which has two pins; the bottom of the slider of each weight block has a slot; the pins of the bottom cover It is inserted into the slot of the bottom weight block to close the weight hole of the kettlebell body. According to the kettlebell with adjustable weight according to item 1 of the scope of the patent application, wherein the axial wall surface of the rotary groove has a plurality of abutment grooves located around the through groove, and when the receiving rod is located at a counterweight block In the slotted position, the receiving rod is abutted in the abutting slot. According to the kettlebell with adjustable weight according to item 1 of the scope of patent application, wherein the adjustment unit further has a spring, the spring is placed between the top surface of the kettlebell body and the bottom surface of the top cover to provide the The margin for the top cover to pop up. According to the kettlebell with adjustable weight according to item 1 of the scope of the patent application, the shaft rod passes through a plurality of radial holes with equal intervals in the radial direction; the receiving rods are inserted into the shaft at equal intervals in the radial direction. In the radial hole of the rod. According to the kettle bell with adjustable weight according to item 1 of the scope of patent application, the top cover of the top cover has a slot, and two side walls of the slot have elongated holes extending up and down; the shaft has a pivot A connecting hole; the trigger lever has a trigger lever body and a pivot shaft, one end of the trigger lever body has a groove, and penetrating through holes are formed on both sides of the groove, and one end of the shaft lever is located in the groove And the pivot shaft is penetrated into the pivot hole of the lever body and the pivot hole of the shaft, so that the lever can be reciprocated up and down relative to the shaft. When it is pulled down, it is located in the notch. When the lever is turned up, the shaft can be linked to rotate. According to the kettlebell with adjustable weight according to item 11 of the scope of the patent application, the kettle bell further includes a brake unit having a lever brake hole, a slot-receiving hole, a brake pad and a brake spring; The lever braking hole is formed on the lever body of the lever, the slot-receiving hole is formed in the slot of the top cover, the brake block is placed in the slot-receiving hole, and the brake spring is It abuts between the accommodating hole of the lacking groove and the brake pad, so as to provide a spring force for the brake pad to move upward. According to the kettle bell with adjustable weight according to item 11 of the scope of the patent application, the groove width of the groove of each weight block is different.