CN201618352U

CN201618352U - Inertia dumbbell

Info

Publication number: CN201618352U
Application number: CN2010201145607U
Authority: CN
Inventors: 杨莲传
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-02-03
Filing date: 2010-02-03
Publication date: 2010-11-03
Anticipated expiration: 2020-02-03

Abstract

An inertia dumbbell comprises an outer tube and an inner tube, wherein two ends of the outer tube are sealed, at least one first vent hole is arranged close to the front end face of a body of the outer tube, at least one second vent hole is arranged close to the rear end face of the body of the outer tube, the inner tube with two sealed ends can be contained in the outer tube in a relatively sliding manner, at least one counterweight part is arranged inside the inner tube, and length of the inner tube is smaller than the distance between the first vent hole and the second vent hole. Therefore, when a user shakes the outer tube, the inner tube can block the vent hole on one side of the outer tube to generate buffering so as to avoid strong impact to the outer drum from the inner drum, thereby increasing training effect and ensuring safety in use.

Description

The inertia dumbbell

Technical field

The relevant a kind of dumbbell of the utility model refers to that especially a kind of being provided with can be with respect to the inner core of urceolus slip, so that the inertia that rocks training mode dumbbell to be provided in urceolus.

Background technology

For at present common on the market various body-building apparatus, for example: bicycle body-building apparatus, arm-strength exercising device etc., its buying expenses height and volume are quite huge, are not quite to be adapted at using in the general family.And since the dumbbell volume little, be easy to store, the money that need not to cost a lot of money can be buied, and can not be subjected to the restriction in space, and can accomplish the weight training of health multi-section position, to take exercises at any time, therefore, become one of body-building apparatus of the normal use of the popular institute of mass society.

Only, known dumbbell mostly is integrally manufactured moulding greatly, because integral body has fixed shape, when carrying out the motion that arm holds act, the center of gravity of dumbbell mostly is the center of holding.Therefore, the fitness training mode that can reach is fixed, and promptly seems dull on function, allows the user lose interest easily, and reduces training effect.

In view of this, in order to improve above-mentioned shortcoming, make the inertia dumbbell that the training method of holding act can not only be provided, and can provide a kind of training mode of rocking, use enjoyment to improve, and reach in various degree sport and body-building effect, the creator long-pending for many years experience and constantly research and development improve, generation of the present utility model is arranged then.

Summary of the invention

Main purpose of the present utility model is providing a kind of inertia dumbbell, can be by in a urceolus, being provided with one with respect to the inner tube structure of urceolus slip, in order to do can be when the user rocks urceolus, train load by the transient acceleration that the inner core slip is produced to increase, use enjoyment thereby improve, and the training for promotion effect.

Secondary objective of the present utility model is providing a kind of inertia dumbbell, by in a urceolus, being provided with an inner core, and be respectively equipped with the structure of passage in the urceolus both sides, in order to do can be when inner core slides and block the passage of urceolus one side, can form buffering effect, avoiding inner core that urceolus is caused powerful the impact, but and the training for promotion effect and is guaranteed safe in utilization.

For reaching the purpose of above-mentioned creation, the set inertia dumbbell of the utility model comprises a urceolus and an inner core.The closed at both ends of this urceolus comprises a stack shell, a front end face and a rear end face, and stack shell is provided with at least one first passage near the position of front end face, and stack shell is provided with at least one second passage near the position of rear end face; And this inner core is placed in the urceolus in the mode that can slide relatively, and the forward and backward closed at both ends of inner core, the length of inner core be less than the distance between first passage and second passage, and is provided with at least one counterweight in the inner core.

During enforcement, the utility model more comprises one first bolster and one second bolster, and this first bolster is positioned between the front end of the front end face of urceolus and inner core, and second bolster is positioned between the rear end of the rear end face of urceolus and inner core.

Therefore, the utility model has reached beneficial technical effects:

1, the utility model can provide the training method of holding act, and the acceleration that can be slided and to be produced by inner core, increasing the training load, thereby provides a kind of training mode of rocking, and therefore, not only can effectively improve use enjoyment, but and training for promotion effect.

2, the utility model can allow air and bolster form the effect of buffering when the training mode of rocking, and to avoid inner core one end of urceolus is caused powerful impact, and is therefore not only more smooth and easy in use stable, and can guarantee safe in utilization.

For ease of more deep understanding being arranged, be specified in the back now to the utility model:

Description of drawings

Fig. 1 is the portion of element exploded view of preferred embodiment of the present utility model.

Fig. 2 is the part combination section of preferred embodiment of the present utility model.

Fig. 3 is the combination section when holding counterweight in the inner core of the present utility model.

Fig. 4, Fig. 5 are the user mode figure of preferred embodiment of the present utility model.

Description of reference numerals:

Inertia dumbbell 1; Urceolus 2; Stack shell 21; Preceding headgear 22; Front end face 221; Back headgear 23; Rear end face 231; First passage 24; Second passage 25; Inner core 3; Interior stack shell 31; Preceding pipe close 32; Back pipe close 33; First bolster 4; Second bolster 5; Counterweight 6.

The specific embodiment

See also shown in Fig. 1,2, it is the preferred embodiment of the utility model inertia dumbbell 1, comprises a urceolus 2, an inner core 3, one first bolster 4 and one second bolster 5.

This urceolus 2 comprises a stack shell 21, one a preceding headgear 22 and a back headgear 23.This stack shell 21 is cylindrical, its inner hollow, and have a front end and be in reverse to the rear end of this front end; And preceding headgear 22 and back headgear 23 are respectively a circular garment bag with opening, headgear 22 is socketed on the front end of stack shell 21 before being somebody's turn to do, this back headgear 23 is socketed on the rear end of stack shell 21, with the forward and backward two ends of sealing stack shell 21, and form a front end face 221 and a rear end face 231 at the forward and backward two ends of stack shell 21.In addition, several circle hole shapes that run through stack shell 21 are formed in the position near front end face 221, and these circular holes are as first passage 24; Several circle hole shapes that run through stack shell 21 are formed in the position near rear end face 231, and these circular holes are as second passage 25.

This inner core 3 comprises stack shell 31, one a preceding pipe close 32 and a back pipe close 33 in one.Stack shell 31 is cylindrical in being somebody's turn to do, its inner hollow, and for holding a sand hill, this sand hill is as counterweight 6 (as shown in Figure 3), and described counterweight 6 also can be iron block.Be somebody's turn to do the rear end that interior stack shell 31 has a front end and is in reverse to this front end; Should before pipe close 32 be socketed in the front end of stack shell 31, the rear end of stack shell 31 in then pipe close 33 is socketed on, with the forward and backward two ends of sealing inner core 3, and the length that makes inner core 3 is less than the distance between first passage 24 and second passage 25.

Moreover the rear end of the front end face 221 of this urceolus 2 is in conjunction with a circular foam, and this foam is as first bolster 4, and this first bolster 4 is positioned between the preceding pipe close 32 of the front end face 221 of urceolus 2 and inner core 3; And the front end of the rear end face 231 of this urceolus 2 is in conjunction with another circular foam, and this foam is as second bolster 5, and this second bolster 5 is positioned between the back pipe close 33 of the rear end face 231 of urceolus 2 and inner core 3.During enforcement, described first bolster 4 and second bolster 5 also can be spring, rubber, plastic cement or compressed air, have the effect of buffering equally.

See also shown in Figure 4ly, it is the user mode figure of the utility model inertia dumbbell 1, and wherein, this inner core 3 is placed in urceolus 2 inside, and this inner core 3 can slide with respect to urceolus 2.When the user holds urceolus 2 and rocks forward, weight by inner core 3 and counterweight 6, be the air of compressible preceding pipe close 32 front ends, outwards overflow, allow the space of urceolus 2 outsides enter urceolus 2 inside simultaneously via second passage 25 by first passage 24 of urceolus 2.And as shown in Figure 5, when inner core 3 continues to front slide,, will make the surplus air of inner core 3 front ends form buffering because the barrel of inner core 3 front ends seals first passage 24, and cooperate the effect of first bolster 4, avoid the front end face 221 of 32 pairs of urceolus 2 of preceding pipe close of inner core 3 to cause powerful the impact.Same, when urceolus 2 rocks backward, also can avoid the rear end face 231 of the back pipe close 33 bump urceolus 2 of inner core 3 by the effect of the air and second bolster 5 of inner core 3 rear ends.

Therefore, the utlity model has following advantage:

1, the utility model can provide the training method of holding act, and the acceleration that can be slided and to be produced by inner core, increasing the training load, thereby provides a kind of training mode of rocking, and therefore, but not only Effective Raise uses enjoyment, but and training for promotion effect.

2, the utility model can allow air and bolster form the effect of buffering when the training mode of rocking, and to avoid inner core one end of urceolus is caused powerful impact, and is therefore not only in use more smooth and easy stable, and can guarantee to use safety.

In sum, according to the content that above discloses, the utility model really can reach the expection purpose of creation, provide a kind of the training method of holding act can not only be provided, and a kind of training mode of rocking can be provided, use enjoyment to improve, and reach the inertia dumbbell of sport and body-building effect in various degree.

More than be illustrative to description of the present utility model; and it is nonrestrictive; those skilled in the art is understood, and the spirit and the range that limit in claim can carry out many modifications, variation or equivalence to it, but they all will fall in the protection domain of the present utility model.

Claims

1. an inertia dumbbell is characterized in that, comprising:

One urceolus, its closed at both ends comprises a stack shell, a front end face and a rear end face, and this stack shell is provided with at least one first passage near the position of front end face, and this stack shell is provided with at least one second passage near the position of rear end face; And

One inner core is placed in the urceolus in the mode that can slide relatively, and the forward and backward closed at both ends of this inner core, the length of this inner core be less than the distance between first passage and second passage, and is provided with at least one counterweight in this inner core.

2. inertia dumbbell as claimed in claim 1, it is characterized in that, more comprise one first bolster and one second bolster, this first bolster is positioned between the front end of the front end face of urceolus and inner core, and this second bolster is positioned between the rear end of the rear end face of urceolus and inner core.

3. inertia dumbbell as claimed in claim 1 or 2 is characterized in that, the two ends of this urceolus are socket one a preceding headgear and a back headgear respectively, and the front of this urceolus puts and forms a front end face, and the back of urceolus puts formation one rear end face.

4. inertia dumbbell as claimed in claim 1 or 2 is characterized in that, a pipe close and a back pipe close before the two ends of this inner core link one respectively are for the sealing inner core.