CN2310598Y - Dumb-bell - Google Patents

Abstract

The utility model relates to a body-building appliance, which is characterized in that the body-building appliance is composed of injection mold elements; ball bodies on both ends of a dumbbell are hollow balls formed by the connection of an inner and an outer half ball shell bodies; the hollow balls can be filled with sand grains or gravelstone or a certain quantity of sandbags to increase and adjust the weight of the dumbbell; the hollow balls are also provided with a circle of polygonal convex bosses to prevent the optional rolling of the dumbbell. The utility model has the advantages that the plastic dumbbell can be adjusted because of light weight, and the surface is smooth, so the utility model is suitable for women, children and body-building in room.

Description

A kind of dumbbell

The utility model relates to health-care article, specifically is a kind of dumbbell.

The dumbbell that existing body-building is used is integrally formed steel product, has constant weight, is fit to adult's exercise.But to weak women and children, not only too heavy, and use dangerous.As in indoor use, also may damage ceramic tile, carpet or timber floor.

The purpose of this utility model is exactly to provide a kind of women of being more suitable for and children to reach the dumbbell that uses at indoor security.

For this reason and design be a kind of equipped formula plastics dumbbell, it is formed the two outer hemispherical Shells that are connected into hollow ball by handle, the two interior hemispherical Shells that are connected with the handle two ends with interior hemispherical Shell.

In order to make this plastics dumbbell have certain weight, can in the hollow ball of dumbbell, fill the grains of sand or handstone etc.

In order to fill and to increase and decrease sand, the stone in the dumbbell and sand, stone can be flowed between dumbbell two hollow balls, the handle of dumbbell can be hollow grip, can have on the outer hemispherical Shell of dumbbell and fill husky port lid.

In order to prevent that sand, stone are scattered, also be convenient to quantitatively increase and decrease weight, dumbbell two in hemispherical Shells and outer hemispherical Shell can screw thread or bayonet socket be connected, to make things convenient for folding, its interior placement sandbag.

Stable for dumbbell is placed, can make the inside and outside hemispherical Shell joint of dumbbell that one circle polygon boss is arranged, or two hollow balls of dumbbell are made spherical polyhedron.

The utility model dumbbell is an injecting products, and is in light weight and can adjust, and is fit to women and children and uses; Appearance is bright and clean, can be indoor, even bed is gone up and is used; Color and luster can have multiple design, and is popular to people deeply.

Embodiment describes the utility model below in conjunction with accompanying drawing.

Fig. 1 fills sand sculpture material dumbbell structural representation for the utility model embodiment.

Fig. 2 is the utility model embodiment sandbag plastics dumbbell structural representation.

As shown in Figure 1, fill handle 5 two ends and two interior hemispherical Shell 4 bondings of sand sculpture material dumbbell.Hemispherical Shell 4 is bonded to hollow ball with outer hemispherical Shell 2 in two, fills husky 3 in it.Have on the outer hemispherical Shell 2 and fill husky port lid 1.Interior hemispherical Shell 4 has a circle polygon boss 6 with outer hemispherical Shell 2 joints.

As shown in Figure 2, handle 5 two ends and the interior hemispherical Shell 4 of sandbag plastics dumbbell join, and interior hemispherical Shell 4 joins with screw thread 8 with outer hemispherical Shell 2 and forms hollow ball, the quantitative sandbag 7 of splendid attire in it.Interior hemispherical Shell 4 has a circle polygon boss 6 with outer hemispherical Shell 2 joints.

Claims (5)

1, a kind of dumbbell, it is characterized in that said dumbbell by handle, be connected with the handle two ends two in hemispherical Shells and the two outer hemispherical Shells that are connected into hollow ball are formed with interior hemispherical Shell.

2, dumbbell according to claim 1 is characterized in that said dumbbell handle is a hollow grip, has on the said outer hemispherical Shell and fills husky port lid.

3, dumbbell according to claim 1 is characterized in that the two interior hemispherical Shells and the outer hemispherical Shell of said dumbbell connects into hollow ball with screw thread or bayonet socket, places sandbag in it.

4, dumbbell according to claim 1 is characterized in that the inside and outside hemisphere joint of said dumbbell has a circle polygon boss.

5, dumbbell according to claim 1, it is characterized in that said dumbbell in, what the butt joint of outer hemispherical Shell formed is spherical polyhedron.

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