CN203591554U - Spring exerciser - Google Patents

Abstract

The utility model relates to physical exercise equipment, in particular to a spring exerciser. The spring exerciser comprises a plurality of tension springs, and two ends of the tension springs are connected with handles. The spring exerciser is characterized by further comprising a sleeve barrel, wherein a separation plate is arranged inside the sleeve barrel, each tension spring comprises a left tension spring body and a right tension spring body, the left tension spring bodies and the right tension spring bodies are connected with two sides of the separation plate respectively, and the cross section of the sleeve barrel is rectangular. When a practicer uses the spring exerciser, the tension springs do not make contact with the practicer, only the sleeve barrel makes contact with the practicer, and therefore the practicer will not be injured.

Description

A kind of chest expander

(1) technical field

The utility model relates to a kind of physical training equipment, particularly a kind of chest expander.

(2) background technology

Chest expander is a kind of common physical training equipment, its volume is little, easy to carry, can have sports whenever and wherever possible, therefore be subject to liking very much of sports enthusiast, but chest expander in use, if grasp bad or user's strength is less, be easy to clamp hair or chest, damage to person taking exercise.

(3) summary of the invention

The utility model, in order to make up the defect of prior art, provides a kind of chest expander that can not injure practitioner.

The utility model is achieved by the following technical solution:

A kind of chest expander, comprise several extension springs, extension spring two ends are connected with handle, it is characterized in that: also comprise a sleeve, the two ends of described sleeve are toroidal, in described sleeve, be provided with dividing plate, described extension spring comprises Zola's spring and right extension spring two parts, and described Zola's spring and right extension spring are connected to the both sides of described dividing plate.

The cross section of described sleeve is rectangle.

The beneficial effects of the utility model are:

Owing to being provided with sleeve, therefore practitioner in use spring can not touch practitioner, contact practitioner can only be sleeve, therefore practitioner can not come to harm.

(4) accompanying drawing explanation

Below in conjunction with accompanying drawing, the utility model is further described.

Fig. 1 is sectional structure schematic diagram of the present utility model;

Fig. 2 is the cross-sectional structure schematic diagram of sleeve;

Fig. 3 is the plan structure schematic diagram of sleeve.

In figure, 1 Zola's spring, 2 right extension springs, 3 handles, 4 sleeves, 5 dividing plates.

(5) specific embodiment

Accompanying drawing is specific embodiment of the utility model.As shown in Figure 1 and Figure 2, this kind of chest expander, comprise several Zola's springs 1, several right extension spring 2 and a sleeve 4, the cross section of sleeve 4 is rectangle, is provided with dividing plate 5 in sleeve 4, and the quantity of Zola's spring 1 and right extension spring 2 equates, be connected with respectively handle 3 in their one end, the other end is connected to the both sides of dividing plate 5, and the two ends on the two sides that sleeve 4 is larger are arc, and the two ends of sleeve just present bell-mouthed shape like this.

In the time using the utility model to carry out strengthening exercise, its one end can be fixed on and on fixture, carry out pulley exercise, also the handle 3 that can hold two ends carries out strengthening exercise, due to the existence of sleeve 4, Zola's spring 1 and right extension spring 2 not can with practitioner's Body contact, only have sleeve 4 to contact, therefore can not damage practitioner.

Except technical characterictic described in description, all the other technical characterictics are those skilled in the art's known technology.

Claims (2)

1. a chest expander, comprise several extension springs, extension spring two ends are connected with handle (3), it is characterized in that: also comprise a sleeve (4), the two ends of described sleeve (4) are toroidal, in described sleeve (4), be provided with dividing plate (5), described extension spring comprises Zola's spring (1) and right extension spring (2) two parts, and described Zola's spring (1) and right extension spring (2) are connected to the both sides of described dividing plate (5).

2. chest expander according to claim 1, is characterized in that, the cross section of described sleeve (5) is rectangle.

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