CN210044767U

CN210044767U - Dumbbell

Info

Publication number: CN210044767U
Application number: CN201920652078.XU
Authority: CN
Inventors: 刘上流
Original assignee: Shenzhen Jimo Technology Co Ltd
Current assignee: Shenzhen Jimo Technology Co Ltd
Priority date: 2019-05-08
Filing date: 2019-05-08
Publication date: 2020-02-11
Anticipated expiration: 2029-05-08

Abstract

The utility model discloses a dumbbell, including the handle straight-bar, the side surface of handle straight-bar is equipped with handle rubber coating shell, the both ends threaded connection of handle straight-bar has the straight-bar end cover, the inner chamber of handle straight-bar is equipped with the separation blade, the inside gomphosis of separation blade has the spacing post of spring, the one end bolted connection that the separation blade was kept away from to the spacing post of spring has lower separation blade, the side of the spacing post of spring corresponds the position nestification between separation blade and the lower separation blade and has the return spring, the side surface gomphosis of handle rubber coating shell has the adjustment button, the inboard of adjustment button is equipped with the button thimble, the side of handle rubber coating shell is equipped with handle fixing bolt. The utility model discloses the installation has accomplished plug-and-play's effect with dismantling the dumbbell piece, has accomplished simple quick installation and dismantlement, and the weight according to taking exercise demand increase and reduction dumbbell, and the installation is stable not rocked at will.

Description

Dumbbell

Technical Field

The utility model belongs to the technical field of bolt processing, specifically be a dumbbell.

Background

Dumbbells are items often involved in daily activities, but the weight requirements of training of different people on dumbbells are different, and the traditional dumbbells are mainly divided into two types: the utility model provides a handle and dumbbell piece integrated into one piece, undetachable, this kind is difficult to match user's weight demand in the use, and the dumbbell piece that this kind can be dismantled, weight can be adjusted is still one kind, but this kind is loaded down with trivial details complicacy in dismantlement and installation, surely installs unstably, drops easily, and the danger coefficient is high.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to solve the problem among the background art, provide a dumbbell.

The utility model adopts the technical scheme as follows:

a dumbbell comprises a handle straight rod, wherein a handle rubber-coated shell is arranged on the side surface of the handle straight rod, straight rod end covers are in threaded connection with two ends of the handle straight rod, an upper blocking piece is arranged in an inner cavity of the handle straight rod, a spring limiting column is embedded in the upper blocking piece, one end, far away from the upper blocking piece, of the spring limiting column is in bolted connection with a lower blocking piece, a return spring is embedded in the side surface of the spring limiting column corresponding to the position between the upper blocking piece and the lower blocking piece, an adjusting button is embedded in the side surface of the handle rubber-coated shell, a button thimble is arranged on the inner side of the adjusting button, a handle fixing bolt is arranged on the side surface of the handle rubber-coated shell, a silicon steel sheet rubber-coated shell is embedded on one side of the side surface of the handle straight rod corresponding to the handle rubber-coated shell, a dumbbell positioning pin is connected to, and the side surface of the silicon steel sheet rubber-coated shell is nested with an anti-falling rubber ring.

The number of the handle rubber-coated shells is two, the two groups of handle rubber-coated shells are symmetrically arranged on the side surface of the handle straight rod, and the hand-held anti-skidding rubber rings are nested in the positions, corresponding to the positions between the two groups of handle rubber-coated shells, of the side surface of the handle straight rod.

The number of the spring limiting columns is two, the two sets of spring limiting columns are symmetrically arranged at the bottom of the upper separation blade, a cylindrical hole is formed in the position, corresponding to the spring limiting column, of the upper separation blade, and the diameter of the cylindrical hole is larger than the diameter of the cross section of the spring limiting column and smaller than the diameter of the return spring.

The number of the dumbbell positioning pins is six, the six dumbbell positioning pins are symmetrically arranged on the side face of the straight rod of the handle, the inner wall of the silicon steel sheet rubber-coated shell is provided with a circular groove, and the circular groove is matched with the dumbbell positioning pins.

Wherein, one side of the silicon steel sheet rubber coating shell is provided with a dumbbell sheet cover.

The handle fixing bolt is characterized in that a bolt hole is formed in the side face of the handle straight rod corresponding to the position of the handle fixing bolt, an internal thread is formed in the inner wall of the bolt hole, and the internal thread of the bolt hole is matched with the thread of the handle fixing bolt.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

the utility model discloses in, when using this dumbbell, press two sets of adjust button on the handle straight-bar simultaneously, adjust button can push down last separation blade through the button thimble, make dumbbell locating pin gomphosis in the handle straight-bar, guarantee that blade of silicon steel rubber coating shell can be changed, after having changed blade of silicon steel rubber coating shell, loosen and adjust the button, the return spring can be carried supreme separation blade with elasticity, make last separation blade can drive the dumbbell locating pin and shift up, guarantee that the stable ring groove of card on blade of silicon steel rubber coating shell inner wall of dumbbell locating pin, make blade of silicon steel rubber coating shell fixed mounting on the handle straight-bar, the effect of plug-and-play has been accomplished with dismantling the dumbbell piece to the installation and dismantlement simple quick, the increase and the weight that reduces the dumbbell according to the exercise demand at will, and the installation is stable and does not rock.

Drawings

FIG. 1 is an internal structural view of the present invention;

fig. 2 is an internal structure view of the middle handle straight rod of the present invention.

The labels in the figure are: 1. a handle straight rod; 2. the handle is encapsulated with a shell; 3. a straight rod end cover; 4. a blocking piece is arranged; 5. a lower baffle plate; 6. a spring limiting post; 7. a return spring; 8. adjusting a key; 9. a key thimble; 10. a handle fixing bolt; 11. holding the antiskid rubber ring; 12. a dumbbell positioning pin; 13. coating the silicon steel sheet with a shell; 14. an anti-falling rubber ring; 15. a silicon steel sheet; 16. a dumbbell sheet cover.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Referring to fig. 1-2, a dumbbell comprises a handle straight rod 1, a handle rubber-coated shell 2 is arranged on the side surface of the handle straight rod 1, straight rod end covers 3 are connected with two ends of the handle straight rod 1 in a threaded manner, an upper baffle 4 is arranged in an inner cavity of the handle straight rod 1, a spring limiting column 6 is embedded in the upper baffle 4, a lower baffle 5 is bolted on one end of the spring limiting column 6 far away from the upper baffle 4, a return spring 7 is embedded in the side surface of the spring limiting column 6 corresponding to the position between the upper baffle 4 and the lower baffle 5, an adjusting button 8 is embedded in the side surface of the handle rubber-coated shell 2, a button thimble 9 is arranged on the inner side of the adjusting button 8, a handle fixing bolt 10 is arranged on the side surface of the handle straight rod 2, a silicon steel sheet rubber-coated shell 13 is embedded on one side of the handle straight rod 1 corresponding to the handle rubber-coated shell 2, a dumbbell, the silicon steel sheet 15 is embedded in the silicon steel sheet rubber-coated shell 13, the side surface of the silicon steel sheet rubber-coated shell 13 is nested with an anti-falling rubber ring 14, the number of the handle rubber-coated shells 2 is two, the two groups of handle rubber-coated shells 2 are symmetrically arranged on the side surface of the handle straight rod 1, the side surface of the handle straight rod 1 is nested with a handheld anti-sliding rubber ring 11 corresponding to the position between the two groups of handle rubber-coated shells 2, the number of the spring limiting columns 6 is two, the two groups of spring limiting columns 6 are symmetrically arranged at the bottom of the upper retaining plate 4, the upper retaining plate 4 is provided with cylindrical holes corresponding to the spring limiting columns 6, the diameter of the cylindrical holes is larger than the section diameter of the spring limiting columns 6 and smaller than the diameter of the return spring 7, the number of the dumbbell positioning pins 12 is six, the six dumbbell positioning pins 12 are symmetrically arranged on the side surface of the, and the circular groove is matched with the dumbbell positioning pin 12.

By adopting the technical scheme:

simultaneously, two groups of adjusting keys 8 on the handle straight rod 1 are pressed, the adjusting keys 8 can press the upper baffle plate 4 downwards through a key thimble 9, the dumbbell positioning pin 12 is embedded in the handle straight rod 1, the silicon steel sheet rubber coating shell 13 can be replaced, after the silicon steel sheet rubber coating shell 13 is replaced, the adjusting keys 8 are loosened, the return spring 7 can convey elastic force to the upper baffle plate 4, the upper baffle plate 4 can drive the dumbbell positioning pin 12 to move upwards, the dumbbell positioning pin 12 is guaranteed to be stably clamped in a circular groove in the inner wall of the silicon steel sheet rubber coating shell 13, and the silicon steel sheet rubber coating shell 13 is fixedly installed on the handle straight rod 1.

One side of the silicon steel sheet rubber-coated shell 13 is provided with a dumbbell sheet cover 16, the side surface of the handle straight rod 1 is provided with a bolt hole corresponding to the position of the handle fixing bolt 10, the inner wall of the bolt hole is provided with internal threads, and the internal threads of the bolt hole are matched with the threads of the handle fixing bolt 10.

By adopting the technical scheme:

the handle rubber coating shell 2 can be firmly arranged on the side surface of the handle straight rod 1 through the handle fixing bolt 10, and the overall strength of the dumbbell is improved.

The working principle of the dumbbell is that referring to fig. 1-2, two groups of adjusting keys 8 on a handle straight rod 1 are pressed simultaneously during use, the adjusting keys 8 can press an upper blocking piece 4 downwards through a key thimble 9, a dumbbell positioning pin 12 is embedded in the handle straight rod 1, it is guaranteed that a silicon steel sheet rubber coating shell 13 can be replaced, after the silicon steel sheet rubber coating shell 13 is replaced, the adjusting keys 8 are loosened, a return spring 7 can convey elastic force to the upper blocking piece 4, the upper blocking piece 4 can drive a dumbbell positioning pin 12 to move upwards, it is guaranteed that the dumbbell positioning pin 12 is stably clamped in a circular groove in the inner wall of the silicon steel sheet rubber coating shell 13, the silicon steel sheet rubber coating shell 13 is fixedly installed on the handle straight rod 1, and replacement of a.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a dumbbell, includes handle straight-bar (1), its characterized in that: the side surface of the handle straight rod (1) is provided with a handle rubber coating shell (2), two ends of the handle straight rod (1) are in threaded connection with a straight rod end cover (3), an inner cavity of the handle straight rod (1) is provided with an upper blocking piece (4), a spring limiting column (6) is embedded in the upper blocking piece (4), one end, far away from the upper blocking piece (4), of the spring limiting column (6) is in bolted connection with a lower blocking piece (5), a return spring (7) is embedded in a position, corresponding to the position between the upper blocking piece (4) and the lower blocking piece (5), of the side surface of the handle rubber coating shell (2) is embedded with an adjusting key (8), the inner side of the adjusting key (8) is provided with a key thimble (9), the side surface of the handle rubber coating shell (2) is provided with a handle fixing bolt (10), and one side, corresponding to the rubber coating silicon of the handle straight rod (1), of the rubber coating silicon of the handle straight, the top surface of the upper baffle plate (4) is connected with a dumbbell positioning pin (12) in a position corresponding to the silicon steel sheet rubber-coated shell (13) through a bolt, a silicon steel sheet (15) is embedded in the silicon steel sheet rubber-coated shell (13), and an anti-falling rubber ring (14) is embedded in the side surface of the silicon steel sheet rubber-coated shell (13).

2. A dumbbell according to claim 1, characterized in that: the number of the handle rubber coating shells (2) is two, the two groups of handle rubber coating shells (2) are symmetrically arranged on the side surface of the handle straight rod (1), and a handheld anti-skidding rubber ring (11) is nested in a position, corresponding to the position between the two groups of handle rubber coating shells (2), of the side surface of the handle straight rod (1).

3. A dumbbell according to claim 1, characterized in that: the number of the spring limiting columns (6) is two, the two sets of spring limiting columns (6) are symmetrically arranged at the bottom of the upper separation blade (4), cylindrical holes are formed in the positions, corresponding to the spring limiting columns (6), of the upper separation blade (4), and the diameter of each cylindrical hole is larger than the diameter of the cross section of each spring limiting column (6) and smaller than the diameter of each return spring (7).

4. A dumbbell according to claim 1, characterized in that: the number of the dumbbell positioning pins (12) is six, the six dumbbell positioning pins (12) are symmetrically arranged on the side face of the handle straight rod (1), the inner wall of the silicon steel sheet rubber-coated shell (13) is provided with a circular groove, and the circular groove and the dumbbell positioning pins (12) are mutually matched.

5. A dumbbell according to claim 1, characterized in that: one side of the silicon steel sheet rubber coating shell (13) is provided with a dumbbell sheet cover (16).

6. A dumbbell according to claim 1, characterized in that: the handle is characterized in that a bolt hole is formed in the side face of the handle straight rod (1) corresponding to the position of the handle fixing bolt (10), an internal thread is formed in the inner wall of the bolt hole, and the internal thread of the bolt hole is matched with the thread of the handle fixing bolt (10).