Outdoor chest expansion training device
A technology of a trainer and a weight sheet, which is applied to gymnastics equipment, weights, sports accessories, etc., can solve the problems of difficult maintenance and promotion, difficult installation, and inability to adjust the weight of sports equipment, and achieves easy promotion, reasonable structure, No security risk effect
Pending Publication Date: 2019-09-20
JIANGSU JIEWEI SPORTS FACILITIES CO LTD
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Problems solved by technology
[0002] With the development of our country's economy and society, and the advancement of science and technology, more and more diseases can be cured. While people are gaining good health, they also begin to pursue the beauty of muscle lines. Chest expander is a common fitness equipment. , used to shape the lines of human chest muscles, although the Chinese patent application number CN201320556850.0 discloses a chest expansion trainer, but the counterweight of this type of sports equipment cannot be adjusted, and the weight is only lifted by the pulley block, although it is hidden The counterweight is still not easy to maintain and promote, and it is not easy to install outdoors
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[0024] Below in conjunction with specific embodiment, further illustrate the present invention, it should be understood that these embodiments are only used to illustrate the present invention and are not intended to limit the scope of the present invention, after reading the present invention, those skilled in the art will understand the various equivalent forms of the present invention All modifications fall within the scope defined by the appended claims of the present application.
[0025] It should be noted that like numerals and letters denote similar items in the following figures, therefore, once an item is defined in one figure, it does not require further definition and explanation in subsequent figures.
[0026] In the description of the present invention, it should be noted that the orientation or positional relationship indicated by the terms "vertical", "peripheral surface" and so on are based on the orientation or positional relationship shown in the drawings, or...
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The invention discloses an outdoor chest expansion training device. The outdoor chest expansion training device comprises a rack, the rack is provided with a weight device used for providing motion resistance, the weight device comprises a plurality of weight stacks arranged in an overlapping mode, the weight stacksare slidably connected to the rack through a guiding device, through holes are formed in the weight stacks, a pull rod is inserted into the through holes, the pull rod is provided with a plurality of first protrusions from top to bottom, a second protrusion is arranged onthe inner wall of each of thethrough holes of theweight stacks, and first protrusion rotating gapsareformed between adjacent weight stacks; the first protrusionsare vertically arranged from top to bottom, and the second protrusionsare arranged from top to bottom in a spiral mode; or the first protrusionsare arranged from top to bottom in a spiral mode, and the second protrusionsareverticallyarranged from top to bottom; the pull rod is provided with an adjusting mechanism used for driving the rotation of the pull rod, the first protrusionsare matched with the corresponding second protrusions by rotating the pull rod, the weight stacks above the joint is used as the weight resistance of the motion. According to theoutdoor chest expansion training device,the number of weight stacks can be adjusted, safety is good, and popularization is easy.
Description
technical field [0001] The invention relates to the technical field of sports equipment, in particular to an outdoor chest expansion training device. Background technique [0002] With the development of our country's economy and society, and the advancement of science and technology, more and more diseases can be cured. While people are gaining good health, they also begin to pursue the beauty of muscle lines. Chest expander is a common fitness equipment. , used to shape the lines of human chest muscles, although the Chinese patent application number CN201320556850.0 discloses a chest expansion trainer, but the counterweight of this type of sports equipment cannot be adjusted, and the weight is only lifted by the pulley block, although it is hidden The counterweight is still not easy to maintain and promote, and it is not easy to install outdoors. Therefore, the inventor has proposed a further improvement on this. Contents of the invention [0003] The object of the pre...
Claims
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Login to View More IPC IPC(8): A63B23/12A63B21/06
CPCA63B23/12A63B21/06
Inventor 张燕房立均仇昆朋顾冬根
Owner JIANGSU JIEWEI SPORTS FACILITIES CO LTD