CN216934575U

CN216934575U - Light dumbbell with protective soft shell structure

Info

Publication number: CN216934575U
Application number: CN202220043868.XU
Authority: CN
Inventors: 李晨林
Original assignee: Nantong Litai Electric Technology Co ltd
Current assignee: Nantong Litai Electric Technology Co ltd
Priority date: 2022-01-10
Filing date: 2022-01-10
Publication date: 2022-07-12
Anticipated expiration: 2032-01-10

Abstract

The utility model provides a light dumbbell with a protective soft shell structure, which comprises a first shell and a second shell, wherein the outer surfaces of the first shell and the second shell are fixedly connected with a fixed structure, the center of the outer surface of the second shell is provided with a connecting groove, a connecting rod is movably connected in the connecting groove, and the surface of the connecting rod is sleeved with a soft leather sheath. According to the utility model, the first shell and the second shell are in threaded connection and fixation with the thread groove through the threaded joint, the dumbbell disc is placed in the dumbbell disc, the first damping spring and the second damping spring on the surfaces of the first damping plate and the second damping plate are in contact with the dumbbell disc to play a role in damping, buffering and protection, the clamping column penetrates through the first through hole and the second through hole to be fixed with the fixing structure to play a strong role in stability, most of the existing light dumbbells do not have good protection performance at present, and can easily fall and injure users or other equipment, and the application of the device avoids the problems and effectively improves the practicability of the equipment.

Description

Light dumbbell with protective soft shell structure

Technical Field

The utility model relates to the technical field of sports equipment, in particular to a light dumbbell with a protective soft shell structure.

Background

The dumbbell is an auxiliary device for weight lifting and body building exercises, and is a simple device for strengthening muscle strength training. The dumbbell is held by a hand, resistance active movement can be performed by using the weight of the dumbbell, muscle strength is trained, and single muscle can be trained by the dumbbell; if the weight is increased, the coordination of a plurality of muscles is needed, and the training can also be used as a muscle compound action training.

At present, most of existing light dumbbells do not have good protection performance, fall easily and injure users or other equipment by crashing, most of light dumbbells do not have good fixation, or the light dumbbells are extremely complex to assemble and disassemble after being fixed, and the working efficiency is reduced, so that the light dumbbells with the protection soft shell structure are provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a light dumbbell with a protective soft shell structure.

In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides a light-duty dumbbell that possesses protection soft shell structure, includes first casing and second casing, the equal fixedly connected with fixed knot in surface of first casing and second casing constructs, the spread groove has been seted up to the surface center department of second casing, swing joint has the connecting rod in the spread groove, soft leather sheath has been cup jointed on the surface of connecting rod.

Preferably, a threaded joint is arranged on one side surface of the first shell, a first through hole formed in the surface of the first shell is formed in the surface of the first shell, a first damping plate is arranged inside the first shell, a first damping spring is fixedly connected to one side surface of the first damping plate, and the first damping spring is provided with a plurality of and is arranged in a circumferential array.

Preferably, the inner wall of second casing is provided with the second thread groove, the second through-hole that three circumference array set up is seted up on the surface of second casing, the inside of second casing is provided with the second shock attenuation board, one side fixed surface of second shock attenuation board is connected with second damping spring, second damping spring is provided with a plurality of and is the circumference array setting.

Preferably, the second thread groove is in threaded connection with the threaded connector, the surfaces of one sides of the second damping plate and the first damping plate are fixedly connected with three clamping columns arranged in a circumferential array, and the clamping columns are matched with the first through holes and the second through holes.

Preferably, the fixed structure includes a fixing frame, the fixing frame is fixedly connected with the surfaces of the first shell and the second shell, the inner wall of the fixing frame is fixedly connected with a fixing spring, one end of the fixing spring, which is far away from the fixing frame, is fixedly connected with a supporting block, the supporting block is slidably connected with the inner wall of the fixing frame, the inner wall of the supporting block is fixedly connected with a limiting rod, the limiting rod is inserted into the fixing spring and is slidably connected with the fixing spring, the limiting rod penetrates through the fixing frame and is slidably connected with the fixing frame, one end of the limiting rod is fixedly connected with a pulling block, and the pulling block abuts against the surface of the fixing frame.

Preferably, the surface of the clamping column is provided with a limiting hole, and the limiting hole is abutted to the surface of the limiting rod.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. according to the dumbbell, the first shell and the second shell are in threaded connection and fixation with the threaded grooves through the threaded connectors, the dumbbell disc is placed inside the dumbbell disc, the first damping springs and the second damping springs on the surfaces of the first damping plate and the second damping plate are in contact with the dumbbell disc to play a role in damping, buffering and protection, the clamping columns penetrate through the first through holes and the second through holes to be fixed with the fixing structure to play a strong role in stability, most of existing light dumbbells are not good in protection performance at present and are easy to drop and injure users or other equipment, the problems are avoided due to the application of the dumbbell, and the practicability of equipment is effectively improved.

2. According to the fixing device, the fixing structure is arranged, when the first damping plate and the second damping plate need to be fixed, the pull block is pulled in the direction away from the fixing frame to drive the limiting rod to slide in the same direction as the abutting block, the fixing spring deforms, the pull block is loosened, the fixing spring generates elasticity for breaking away from the constraint to drive the limiting rod to abut against the limiting hole, and fixing is completed.

Drawings

FIG. 1 is a schematic perspective view of a lightweight dumbbell with a protective soft shell structure according to the present invention;

FIG. 2 is a schematic perspective view of a first housing of a lightweight dumbbell with a protective soft shell structure according to the present invention;

FIG. 3 is a schematic perspective view of a second housing of the lightweight dumbbell with a protective soft shell structure according to the present invention;

FIG. 4 is a schematic perspective view of a second case side of a lightweight dumbbell with a protective soft shell structure according to the present invention;

fig. 5 is a schematic perspective view of a fixing structure of a lightweight dumbbell with a protective soft shell structure according to the present invention.

Illustration of the drawings: 1. a first housing; 2. a second housing; 3. a connecting rod; 4. a soft leather sleeve; 5. a fixed structure; 6. clamping the column; 7. connecting grooves; 11. a threaded joint; 12. a first through hole; 13. a first damper plate; 14. a first damping spring; 21. a second through hole; 22. a thread groove; 23. a second damper plate; 24. a second damping spring; 51. a fixed mount; 52. a fixed spring; 53. a resisting block; 54. a limiting rod; 55. pulling the block; 56. and a limiting hole.

Detailed Description

In order that the above objects, features and advantages of the present invention can be more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and thus the present invention is not limited to the specific embodiments of the present disclosure.

Embodiment 1, as shown in fig. 1 to 5, the present invention provides a lightweight dumbbell having a protective soft shell structure, which includes a first shell 1 and a second shell 2, wherein fixing structures 5 are fixedly connected to outer surfaces of the first shell 1 and the second shell 2.

The specific arrangement and function of the first and

second housings

1, 2 and the fixing structure 5 will be described in detail below.

As shown in fig. 1, 2, 3 and 4, a threaded joint 11 is disposed on one side surface of a first housing 1, three first through holes 12 arranged in a circumferential array are formed on the surface of the first housing 1, a first damping plate 13 is disposed inside the first housing 1, a first damping spring 14 is fixedly connected to one side surface of the first damping plate 13, a plurality of first damping springs 14 are disposed in a circumferential array, a second threaded groove 22 is disposed on the inner wall of the second housing 2, three second through holes 21 arranged in a circumferential array are formed on the surface of the second housing 2, a second damping plate 23 is disposed inside the second housing 2, a plurality of second damping springs 24 are fixedly connected to one side surface of the second damping plate 23, a plurality of second damping springs 24 are disposed in a circumferential array, the second threaded groove 22 is in threaded connection with the threaded joint 11, three clamping posts 6 arranged in a circumferential array are fixedly connected to one side surfaces of the second damping plate 23 and the first damping plate 13, the clamping column 6 is matched with the first through hole 12 and the second through hole 21.

The effect that its whole first casing 1 and second casing 2 reached does, first casing 1 is fixed through screwed joint 11 and thread groove 22 threaded connection with second casing 2, the dumbbell dish is placed in inside, first damping spring 14 and second damping spring 24 on first damping plate 13 and second damping plate 23 surface contact with the dumbbell dish, play the effect of shock attenuation buffering protection, card post 6 passes first through-hole 12 and second through-hole 21 and is fixed with fixed knot constructs 5, play very strong stability, most light-duty dumbbell present does not have fine protectiveness, drop easily and injure user or other equipment by a crashing object, the device's application has avoided the above-mentioned problem and has effectively improved the practicality of equipment.

As shown in fig. 1 and 5, the fixing structure 5 includes a fixing frame 51, the fixing frame 51 is fixedly connected to the surfaces of the first housing 1 and the second housing 2, a fixing spring 52 is fixedly connected to an inner wall of the fixing frame 51, a resisting block 53 is fixedly connected to one end of the fixing spring 52 far away from the fixing frame 51, the resisting block 53 is slidably connected to the inner wall of the fixing frame 51, a limiting rod 54 is fixedly connected to the inner wall of the resisting block 53, the limiting rod 54 is inserted into the fixing spring 52 and slidably connected thereto, the limiting rod 54 penetrates through the fixing frame 51 and slidably connected thereto, a pulling block 55 is fixedly connected to one end of the limiting rod 54, the pulling block 55 abuts against the surface of the fixing frame 51, a limiting hole 56 is opened on the surface of the clamping column 6, and the limiting hole 56 abuts against the surface of the limiting rod 54.

The effect that its whole fixed knot constructs 5 and reaches does, through setting up fixed knot and constructing 5, when first shock attenuation board 13 and second shock attenuation board 23 need be fixed, to keeping away from mount 51 direction pulling draw block 55 and drive gag lever post 54 with support the piece 53 syntropy and slide, deformation takes place for fixed spring 52, loosen the draw block 55, fixed spring 52 produces elasticity for struggling away the constraint and drives gag lever post 54 and spacing hole 56 and offset, accomplish fixedly, present most light-duty dumbbell does not have fine fixed, perhaps it is loaded down with trivial details to fix the after-mounting dismantlement, the work efficiency is reduced, the device's application avoids the ease for use of above-mentioned problem and effective improve equipment.

Embodiment 2 is different from embodiment 1 in that, as shown in fig. 1, a connection groove 7 is formed in the center of the outer surface of the second housing 2, a connection rod 3 is movably connected in the connection groove 7, and a soft leather sheath 4 is sleeved on the surface of the connection rod 3.

The whole working principle is that the utility model is a light dumbbell with a protective soft shell structure, a first shell 1 and a second shell 2 are in threaded connection and fixed with a threaded groove 22 through a threaded joint 11, a dumbbell disc is placed in the dumbbell disc, a first damping spring 14 and a second damping spring 24 on the surfaces of a first damping plate 13 and a second damping plate 23 are in contact with the dumbbell disc to play a role in damping, buffering and protection, a clamping column 6 passes through a first through hole 12 and a second through hole 21 to be fixed with a fixed structure 5 to play a strong stability, most of the existing light dumbbells do not have good protection performance at present, users or other equipment are easy to fall and hurt, the application of the device avoids the problems and effectively improves the practicability of the equipment, through arranging the fixed structure 5, when the first damping plate 13 and the second damping plate 23 need to be fixed, a pull block 55 is pulled to a direction far away from a fixed frame 51 to drive a limiting rod 54 to slide in the same direction with a resisting block 53, fixed spring 52 takes place to be out of shape, loosens and draws piece 55, and fixed spring 52 produces elasticity for breaking loose the constraint and drives gag lever post 54 and spacing hole 56 and offset, accomplishes fixedly, and present most light-duty dumbbell does not have fine fixed at present, perhaps fixes that the back installation is dismantled extremely loaded down with trivial details, has reduced work efficiency, and above-mentioned problem is avoided in the device's application and the ease for use of effective improve equipment.

While the utility model has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the scope of the utility model.

Claims

1. The utility model provides a light-duty dumbbell that possesses protection soft shell structure, includes first casing (1) and second casing (2), its characterized in that: the equal fixedly connected with fixed knot in surface of first casing (1) and second casing (2) constructs (5), spread groove (7) have been seted up to the surface center department of second casing (2), swing joint has connecting rod (3) in spread groove (7), soft leather sheath (4) have been cup jointed on the surface of connecting rod (3).

2. The lightweight dumbbell with protective soft shell structure of claim 1, characterized in that: a threaded connector (11) is arranged on one side surface of the first shell (1), a first through hole (12) formed by three circumferential arrays is formed in the surface of the first shell (1), a first damping plate (13) is arranged inside the first shell (1), a first damping spring (14) is fixedly connected to one side surface of the first damping plate (13), and the first damping spring (14) is provided with a plurality of and is arranged in a circumferential array.

3. The lightweight dumbbell with the protective soft shell structure as claimed in claim 1, characterized in that: the inner wall of second casing (2) is provided with second thread groove (22), second through-hole (21) that three circumference array set up are seted up on the surface of second casing (2), the inside of second casing (2) is provided with second shock attenuation board (23), a side fixed surface of second shock attenuation board (23) is connected with second damping spring (24), second damping spring (24) are provided with a plurality of and are the circumference array setting.

4. The lightweight dumbbell with protective soft shell structure of claim 3, characterized in that: the second thread groove (22) is in threaded connection with the threaded connector (11), the clamping columns (6) which are arranged in three circumferential arrays are fixedly connected to the surfaces of one side of the second damping plate (23) and one side of the first damping plate (13), and the clamping columns (6) are matched with the first through holes (12) and the second through holes (21).

5. The lightweight dumbbell with protective soft shell structure of claim 1, characterized in that: the fixing structure (5) comprises a fixing frame (51), the fixing frame (51) is fixedly connected with the surfaces of the first shell (1) and the second shell (2), the inner wall of the fixing frame (51) is fixedly connected with a fixing spring (52), one end, far away from the fixing frame (51), of the fixing spring (52) is fixedly connected with a butting block (53), the butting block (53) is connected with the inner wall of the fixing frame (51) in a sliding mode, the inner wall of the butting block (53) is fixedly connected with a limiting rod (54), the limiting rod (54) is inserted into the fixing spring (52) and is connected with the fixing spring in a sliding mode, the limiting rod (54) penetrates through the fixing frame (51) and is connected with the fixing frame in a sliding mode, one end of the limiting rod (54) is fixedly connected with a pulling block (55), and the pulling block (55) abuts against the surface of the fixing frame (51).

6. The lightweight dumbbell with protective soft shell structure of claim 4, characterized in that: the surface of the clamping column (6) is provided with a limiting hole (56), and the limiting hole (56) is abutted against the surface of the limiting rod (54).