CN219921942U

CN219921942U - Adjustable kettle bell

Info

Publication number: CN219921942U
Application number: CN202321280617.4U
Authority: CN
Inventors: 胡江勇
Original assignee: Zhejiang Shangpu Industry And Trade Co ltd
Current assignee: Zhejiang Shangpu Industry And Trade Co ltd
Priority date: 2023-05-25
Filing date: 2023-05-25
Publication date: 2023-10-31
Anticipated expiration: 2033-05-25

Abstract

The utility model discloses an adjustable kettle bell, which comprises a handle, a shell, a counterweight bolt, a plurality of first balancing weights, a plurality of second balancing weights and a base, wherein a plurality of counterweight adjusting ports matched with the counterweight bolt are correspondingly arranged on the left side and the right side of the shell, a positioning slot matched with the counterweight bolt is arranged on the first balancing weights, a positioning jack matched with the counterweight bolt and an interlocking hole which is arranged at the bottom and communicated with the positioning jack are arranged on the second balancing weights, an elastic unlocking component is arranged on the interlocking hole, a locking mechanism matched with the elastic unlocking component is arranged on the counterweight bolt, a first locking hole and a second locking hole matched with the locking mechanism are correspondingly arranged on the first balancing weights and the second balancing weights and are stacked on the base, and the shell covers the first balancing weights and the second balancing weights and is matched with the base. After adopting above-mentioned structure, have simple structure reasonable, counter weight adjust convenient, use advantage such as reliable, stability is good.

Description

Adjustable kettle bell

Technical Field

The utility model relates to the technical field of body-building equipment, in particular to an adjustable kettle bell which can adjust the weight of the kettle bell through a counterweight bolt.

Background

Kettlebells are relatively common fitness equipment in fitness training, and people often use kettlebells for core strength training to promote healthy coordinated development of all parts of the body. In the early stage, each weight of the kettle bell is fixed, a plurality of kettle bells with different weights are required to be configured for use in order to adapt to the training intensity and the training requirement of different users, the kettle bell is suitable for the whole set of purchase in a gymnasium, if the user exercises at home, the whole set of purchase not only occupies a large amount of storage space for placing kettles with different specifications, but also greatly increases the purchase cost, so that the user rarely purchases the kettle bell.

In order to overcome the problems of fixed weight and complete purchase of the early-stage kettlebells, as disclosed in Chinese patent, the technical scheme can obtain kettlebells with different weights by only adjusting the insertion position of a bolt and replacing an internal weight-matching part, and the kettle-bells are not required to be prepared, are extremely convenient to install and detach, are more economical and convenient to use in gymnasiums and families, occupy small space and well solve the problems of the early-stage kettlebells. However, the structure has the following defects in the use process: firstly, the balancing weight structure is too complicated, all need install on every balancing weight by first dog, spacing subassembly and the bolt cooperation use that first spring is constituteed, not only bring inconvenience for the production installation of balancing weight, have the defect that spacing subassembly became invalid moreover, need to be further solved. Secondly, the shell structure is unreasonable, the mechanical strength is poor, and further improvement is still needed. Thirdly, because the balancing weight is not provided with a base, the balancing weight is easy to be disordered in the use process of adjusting the balancing weight, and the balancing weight cannot be placed neatly. For this reason, many manufacturers and knowledgeable individuals develop and develop them, but no ideal product has been developed so far.

Disclosure of Invention

In order to overcome the problems in the prior art, the utility model aims to provide the adjustable kettle bell which is simple and reasonable in structure, convenient in weight adjustment, reliable in use and good in stability.

The technical scheme includes that the novel counterweight device comprises a handle, a shell, a counterweight bolt, a plurality of first counterweights, a plurality of second counterweights and a base, wherein a plurality of counterweight adjusting ports matched with the counterweight bolt are correspondingly arranged on the left side and the right side of the shell, positioning slots matched with the counterweight bolt are formed in the first counterweights, positioning jacks matched with the counterweight bolt and interlocking holes which are formed in the bottom and communicated with the positioning jacks are formed in the second counterweights, an elastic unlocking component is arranged on the interlocking holes, a locking mechanism matched with the elastic unlocking component is arranged on the counterweight bolt, a first locking hole and a second locking hole matched with the locking mechanism are correspondingly formed in the first counterweights and the second counterweights and are sequentially stacked on the base, and the shell covers the first counterweights and the second counterweights and is matched with the base; when the counterweight bolt is inserted into the lowermost counterweight adjusting port and the positioning jack, the elastic unlocking component pushes the locking mechanism to unlock the second lock hole, the counterweight bolt can move freely, and when the handle is lifted, the locking mechanism is elastically reset and correspondingly locked on the second lock hole and the interlocking hole, the counterweight bolt cannot move and locks the second counterweight block and all the first counterweight blocks in the shell; when the counterweight bolt is inserted into the counterweight adjusting port of any one of the first counterweights and the corresponding positioning slot, the first counterweights or the second counterweights below the counterweight bolt push the locking mechanism to release the locking with the first lock hole, the counterweight bolt can move freely, and when the handle is lifted, the locking mechanism is elastically reset and locked on the first lock hole, and the counterweight bolt cannot move and locks the first counterweights above the positioning slot in the shell.

According to a further scheme of the utility model, the locking mechanism comprises a lock rod and a first spring, the lock rod is hinged to the counterweight bolt, the first spring is arranged between the counterweight bolt and the lock rod, one end of the lock rod is provided with an upper lock head matched with the first lock hole or the second lock hole, and the other end of the lock rod is provided with a lower lock head matched with the interlocking hole.

According to a further scheme of the utility model, the elastic unlocking component comprises a second spring, a telescopic guide post and a pressing plate, wherein the second spring is sleeved on the telescopic guide post, and the telescopic guide post is installed on the interlocking hole in a spring resetting manner through the pressing plate.

According to a further scheme of the utility model, the shell comprises a front shell, a rear shell, a left support plate, a right support plate and a bearing frame, wherein the counterweight adjusting openings are correspondingly arranged on the left support plate and the right support plate, the bearing frame is correspondingly provided with support holes matched with the counterweight adjusting openings, the left support plate and the right support plate are fixedly arranged on the bearing frame through the counterweight adjusting openings and the support holes in a matched manner, the handle is fixedly arranged on the bearing frame, and the front shell and the rear shell are correspondingly fixedly arranged on the left support plate and the right support plate.

According to a further scheme of the utility model, a positioning bracket for orderly placing the first balancing weight and the second balancing weight is fixed on the base.

According to a further scheme of the utility model, the upper end face and the lower end face of the first balancing weight are correspondingly provided with positioning pins and positioning holes, and the upper end face of the second balancing weight is provided with positioning pins matched with the positioning holes.

According to a further scheme of the utility model, a buffer cushion which is matched with the uppermost first balancing weight to play a role in buffering is fixed on the bearing frame.

After adopting above-mentioned structure, have following advantage and effect compared with prior art: firstly, when the kettle bell is in a static placing state, the locking mechanism on the counterweight pin releases the locking with the first lock hole or the second lock hole under the action of the first counterweight block, the second counterweight block or the elastic unlocking component, the counterweight pin can be freely inserted into the corresponding counterweight adjusting port to realize counterweight adjustment, and when the handle is lifted, the locking mechanism is automatically locked on the first lock hole or the second lock hole corresponding to the first counterweight block or the second counterweight block, so that the kettle bell is simple and reasonable in structure, convenient in counterweight adjustment and safe and reliable in use. Secondly, the locking mechanism is arranged on the counterweight plug pin, so that the production and the installation are simple and convenient, and the counterweight adjustment is stable and reliable. And thirdly, the handle is directly fixed with the bearing frame, the left and right supporting plates and the front and rear shells are correspondingly fixed on the bearing frame, the shell structure is reasonable, the mechanical strength is high, and the use is firm and reliable. And fourthly, as the balancing weights are arranged on the base, the front side and the rear side are provided with matched positioning brackets, and the balancing weights can be ensured to be neatly placed in the use process of adjusting the balancing weights, so that the use is smooth.

Drawings

Fig. 1 is a schematic exploded view of the present utility model.

Fig. 2 is an exploded view of the housing of the present utility model.

Fig. 3 is an exploded view of the weight plug of the present utility model.

Fig. 4 is a schematic perspective view of a first counterweight of the utility model.

Fig. 5 is an exploded view of the second counterweight of the utility model.

Fig. 6 is an exploded view of the base of the present utility model.

Fig. 7 is a schematic perspective view of the present utility model in a fully loaded state.

Fig. 8 is a schematic view of the mating structure of the present utility model in its fully loaded state.

Fig. 9 is a schematic perspective view of the present utility model in a fully lifted state.

Fig. 10 is a schematic view of the mating structure of the present utility model in the fully weighted lifted condition.

Fig. 11 is a schematic perspective view of the single counterweight of the utility model in its lifted position.

FIG. 12 is a schematic view of the mating structure of the present utility model in a single counterweight lifting state.

The device comprises a handle 1, a shell 2, a counterweight adjusting port 3, a counterweight bolt 4, a locking mechanism 5, a first counterweight 6, a positioning slot 7, a second counterweight 8, a positioning jack 9, a positioning bracket 10, a base 11, a front shell 12, a rear shell 13, a left support plate 14, a right support plate 15, a bearing bracket 16, a support hole 17, an elastic unlocking component 18, an interlocking hole 19, a pin shaft 20, a lower lock head 21, a first spring 22, a lock rod 23, an upper lock head 24, a lock hole 25, a positioning pin 26, a second spring 27, a telescopic guide pillar 28, a pressing plate 29, a fixed plate 30, a buffer cushion 31, a first lock hole 32 and a second lock hole 33.

Description of the embodiments

Fig. 1 to 12 show a specific embodiment of an adjustable kettle bell according to the present utility model, which comprises a handle 1, a housing 2, a weight plug 4, a plurality of first balancing weights 6, a plurality of second balancing weights 8, and a base 11, wherein a plurality of weight adjusting ports 3 matched with the weight plug 4 are correspondingly arranged on the left side and the right side of the housing 2, a positioning slot 7 matched with the weight plug 4 is arranged on the first balancing weights 6, a positioning jack 9 matched with the weight plug 4 and an interlocking hole 19 arranged at the bottom and communicated with the positioning jack 9 are arranged on the second balancing weights 8, an elastic unlocking component 18 is arranged on the interlocking hole 19, a locking mechanism 5 matched with the elastic unlocking component 18 is arranged on the weight plug 4, a first locking hole 32 matched with the locking mechanism 5 and a second locking hole 33 are correspondingly arranged on the first balancing weights 6 and the second balancing weights 8 and are sequentially stacked on the base 11, and the housing 2 covers the first balancing weights 6 and the second balancing weights 8 and is matched with the base 11.

The locking mechanism 5 comprises a lock rod 23 and a first spring 22, wherein the lock rod 23 is hinged on an inner groove of the counterweight bolt 4 through a pin shaft 20, the first spring 22 is arranged between the counterweight bolt 4 and the lock rod 23, one end of the lock rod 23 is provided with an upper lock head 24 matched with the first lock hole 32 or the second lock hole 33, the other end of the lock rod 23 is provided with a lower lock head 21 matched with the interlocking hole 19, and the lock rod 23 is provided with a lock hole 25 matched with the upper lock head 24.

The elastic unlocking component 18 comprises a second spring 27, a telescopic guide post 28 and a pressing plate 29, wherein the second spring 27 is sleeved on the telescopic guide post 28, and the telescopic guide post 28 is installed on the interlocking hole 19 in a spring resetting manner through the pressing plate 29.

The shell 2 comprises front and rear shells 12, 13, left and right support plates 14, 15 and a bearing frame 16, wherein the counterweight adjusting opening 3 is correspondingly arranged on the left and right support plates 14, 15, the bearing frame 16 is correspondingly provided with a support hole 17 matched with the counterweight adjusting opening 3, the left and right support plates 14, 15 are fixedly arranged on the bearing frame 16 through the counterweight adjusting opening 3 and the support hole 17, the handle 1 is fixedly arranged on the bearing frame 16, and the front and rear shells 12, 13 are correspondingly fixedly arranged on the left and right support plates 14, 15.

The base 11 on be fixed with the locating support 10 that makes first balancing weight 6 and second balancing weight 8 neatly put through fixed plate 30, the front and back side of first balancing weight 6 and second balancing weight 8 on be equipped with the recess, locating support 10 is the U-shaped support, locating support 10 passes through the recess cooperation location on the front and back side of U-shaped support and first balancing weight 6 and second balancing weight 8.

The upper end face and the lower end face of the first balancing weight 6 are correspondingly provided with positioning pins 26 and positioning holes, the upper end face of the second balancing weight 8 is provided with positioning pins 26 matched with the positioning holes, and the positioning pins 26 and the positioning holes are matched for positioning when the adjacent first balancing weights 6 are stacked up and down and when the first balancing weights 6 and the second balancing weights 8 are stacked up and down.

The bearing frame 16 is fixed with a buffer pad 31 which is matched with the uppermost first balancing weight 6 to play a role of buffering.

The working principle of the utility model is as follows: when the weight plug 4 is inserted into the weight adjusting port 3 and the positioning jack 9 at the lowest position, as shown in fig. 7 and 8, in the state of placing all weights at this time, since the bottom of the telescopic guide post 28 of the elastic unlocking component 18 is propped against the fixed plate 30, the telescopic guide post 28 moves upwards after overcoming the elastic force of the second spring 27, so that the upper end surface of the telescopic guide post 28 is flush with the mouth of the interlocking hole 19, and the lower lock head 21 of the pushing locking mechanism 5 releases the locking of the interlocking hole 19, and the lower lock head 21 drives the upper lock head 24 to separate from the first locking hole 32 after passing through the lock rod 23 and overcoming the elastic force of the first spring 22, so that the weight plug 4 can move freely to facilitate weight adjustment. When the handle 1 is lifted, as shown in fig. 9 and 10, the telescopic guide post 28 of the elastic unlocking component 18 moves downward under the action of the elastic force of the second spring 27 and stretches out of the bottom of the second balancing weight 8, the lock rod 23 of the locking mechanism 5 elastically resets under the action of the elastic force of the first spring 22, the lower lock 21 on the lock rod 23 is locked on the interlocking hole 19, the upper lock 24 on the lock rod 23 passes through the locking hole 25 and is locked on the first locking hole 32, and the counterweight latch 4 can not move at this time and reliably lock the second balancing weight 8 and all the first balancing weights 6 in the shell 2, so that the use safety of the kettle bell training is ensured.

When the counterweight bolt 4 is inserted into the counterweight adjusting port 3 of any one of the first counterweights 6 and the corresponding positioning slot 7 to adjust the counterweight, the first counterweights 6 or the second counterweights 8 below the counterweight bolt push the lower lock head 21 of the locking mechanism 5, and the lower lock head 21 drives the upper lock head 24 to be separated from the first lock hole 32 through the lock rod 23 and overcomes the elastic force of the first spring 22, so that the first lock hole 32 is unlocked, and at the moment, the counterweight bolt 4 can freely move, thereby facilitating counterweight adjustment. When the handle 1 is lifted, as shown in fig. 11 and 12, the lower lock 21 on the lock rod 23 is separated from the first or second lower balancing weight 6 or 8, the lock rod 23 of the locking mechanism 5 is elastically reset under the elastic force of the first spring 22, the upper lock 24 on the lock rod 23 passes through the lock hole 25 to be locked on the first lock hole 32, and the counterweight latch 4 cannot move at this time and reliably locks the first upper balancing weight 6 in the shell 2, so that the safety of use of the kettle bell training is ensured.

The above embodiments of the present utility model are not intended to limit the present utility model in any way, and the present utility model is not limited to the above embodiments, but is capable of modification, equivalent changes or modification without departing from the technical solution of the present utility model.

Claims

1. An adjustable kettle bell comprises a handle (1), a shell (2), a counterweight bolt (4), a plurality of first balancing weights (6), second balancing weights (8) and a base (11), and is characterized in that: the device is characterized in that a plurality of counterweight adjusting ports (3) matched with counterweight bolts (4) are correspondingly arranged on the left side and the right side of the shell (2), a positioning slot (7) matched with the counterweight bolts (4) is formed in the first counterweight (6), a positioning jack (9) matched with the counterweight bolts (4) and an interlocking hole (19) which is arranged at the bottom and communicated with the positioning jack (9) are formed in the second counterweight (8), an elastic unlocking component (18) is arranged on the interlocking hole (19), a locking mechanism (5) matched with the elastic unlocking component (18) is arranged on the counterweight bolts (4), a first lock hole (32) and a second lock hole (33) matched with the locking mechanism (5) are correspondingly formed in the first counterweight (6) and the second counterweight (8) and are sequentially stacked on the base (11), and the shell (2) covers the first counterweight (6) and the second counterweight (8) and is matched with the base (11); when the counterweight bolt (4) is inserted into the lowermost counterweight adjusting port (3) and the positioning jack (9), the elastic unlocking component (18) pushes the locking mechanism (5) to release the locking with the second lock hole (33), the counterweight bolt (4) can move freely, and when the handle (1) is lifted, the locking mechanism (5) is elastically reset and correspondingly locked on the second lock hole (33) and the interlocking hole (19), the counterweight bolt (4) cannot move and locks the second counterweight (8) and all the first counterweights (6) in the shell (2); when the counterweight bolt (4) is inserted into the counterweight adjusting port (3) of any one of the first counterweights (6) and the corresponding positioning slot (7), the first counterweights (6) or the second counterweights (8) below the counterweight bolt push the locking mechanism (5) to release the locking with the first lock hole (32), the counterweight bolt (4) can move freely, the locking mechanism (5) is elastically reset and locked on the first lock hole (32) when the handle (1) is lifted, and the counterweight bolt (4) cannot move and locks the first counterweights (6) above the positioning slot (7) in the shell (2).

2. An adjustable kettle bell as defined in claim 1, wherein: the locking mechanism (5) comprises a lock rod (23) and a first spring (22), wherein the lock rod (23) is hinged to the counterweight bolt (4), the first spring (22) is arranged between the counterweight bolt (4) and the lock rod (23), one end of the lock rod (23) is provided with an upper lock head (24) matched with the first lock hole (32) or the second lock hole (33), and the other end of the lock rod is provided with a lower lock head (21) matched with the interlocking hole (19).

3. An adjustable kettle bell as defined in claim 1, wherein: the elastic unlocking assembly (18) comprises a second spring (27), a telescopic guide post (28) and a pressing plate (29), wherein the second spring (27) is sleeved on the telescopic guide post (28), and the telescopic guide post (28) is installed on the interlocking hole (19) in a spring resetting manner through the pressing plate (29).

4. An adjustable kettle bell as claimed in claim 1, 2 or 3, wherein: the shell (2) comprises front and rear shells (12, 13), left and right support plates (14, 15) and a bearing frame (16), wherein the counterweight adjusting opening (3) is correspondingly arranged on the left and right support plates (14, 15), a support hole (17) matched with the counterweight adjusting opening (3) is correspondingly arranged on the bearing frame (16), the left and right support plates (14, 15) are fixedly arranged on the bearing frame (16) through the counterweight adjusting opening (3) and the support hole (17), the handle (1) is fixedly arranged on the bearing frame (16), and the front and rear shells (12, 13) are correspondingly fixed on the left and right support plates (14, 15).

5. The adjustable kettle bell as defined in claim 4, wherein: the base (11) is fixedly provided with a positioning bracket (10) for orderly placing the first balancing weight (6) and the second balancing weight (8).

6. The adjustable kettle bell as defined in claim 5, wherein: the upper end face and the lower end face of the first balancing weight (6) are correspondingly provided with a locating pin (26) and a locating hole, and the upper end face of the second balancing weight (8) is provided with a locating pin (26) matched with the locating hole.

7. The adjustable kettle bell as recited in claim 6, wherein: and a buffer cushion (31) which is matched with the uppermost first balancing weight (6) to play a role of buffering is fixed on the bearing frame (16).