CN213724625U

CN213724625U - Chest developer for muscle training

Info

Publication number: CN213724625U
Application number: CN202022044485.8U
Authority: CN
Inventors: 罗茜; 王耀杰
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-17
Filing date: 2020-09-17
Publication date: 2021-07-20
Anticipated expiration: 2030-09-17

Abstract

The utility model relates to the technical field of chest expander, and discloses a chest expander for muscle training, which solves the problems that the chest expander in the current market can only perform simple muscle training singly, can not perform training on muscles at other positions, and the chest expander is not stable when a part case is replaced, so that a spring can be popped out, thereby bringing potential safety hazard to users, it includes the handle, goes up one side of handle and has seted up the shrinkage pool, and the inside movable mounting of shrinkage pool has the handle, goes up the bottom fixed mounting of handle inner chamber and has first spring, and the top fixed mounting of first spring has the second handle, goes up the bottom of handle and has seted up the spout, and the inner chamber movable mounting of spout has the slide bar, the utility model discloses thereby have and to carry out many-sided training, the equipment easy to assemble that can carry out many-sided exercise and reach the muscle and dismantle and bring more training time and be convenient for accomodate for the training person.

Description

Chest developer for muscle training

Technical Field

The utility model belongs to the technical field of the chest expander, specifically be a chest expander for muscle training usefulness.

Background

Fitness is a sport, such as various free-hand aerobics exercises, rhythm exercises, gymnastics and various self-resistance movements, gymnastics and yoga, which can enhance strength and flexibility, increase endurance, improve coordination and control the ability of each part of the body, so that the body is strong, and if the aim of relieving pressure is to be achieved, the exerciser exercises three times in at least one week, wherein the chest developer is also a fitness equipment for crowded muscle training.

However, the chest expander used for muscle training in the market at present can only perform simple arm muscle training when in use, and when muscles at other positions need to be trained, equipment needs to be replaced, so that the chest expander is inconvenient to use and consumes certain money;

meanwhile, when the components of the chest expander are replaced and installed, if the situation that the installation is unstable occurs, the components are separated in the using process, a spring on the chest expander is popped out to injure a user by a crashing object, and potential safety hazards are brought to subsequent training work.

Disclosure of Invention

To the above situation, for overcoming prior art's defect, the utility model provides a chest expander for muscle training usefulness, the effectual chest expander of having solved on the existing market can only be single carry out simple muscle training, can't train the muscle of other positions, the chest expander is fixed unstable the condition when the renewal part case, causes the spring to pop out to can bring the potential safety hazard for the user.

In order to achieve the above object, the utility model provides a following technical scheme: a chest expander for muscle training comprises an upper handle, wherein one side of the upper handle is provided with a concave hole, the inside of the concave hole is movably provided with a handle, the bottom of the inner cavity of the upper handle is fixedly provided with a first spring, the top of the first spring is fixedly provided with a second handle, the bottom of the upper handle is provided with a chute, the inner cavity of the chute is movably provided with a slide bar, one end of the slide bar is fixedly provided with a rotating block, the bottom of the slide bar is fixedly provided with a limiting block, one side of the limiting block is fixedly provided with a limiting plate, the middle part of the limiting plate is provided with a connecting plate, one side of the connecting plate is provided with a first through hole, the inner cavity of the limiting plate, which is positioned in the first through hole, penetrates through the connecting plate, the bottom of the connecting plate is fixedly provided with a second spring, the bottom of the second spring is fixedly provided with a lower handle, one side of the lower handle is provided with a first groove, the inner cavity of the first groove is movably provided with a pedal plate, the top of the pedal plate is provided with a second through hole, the inner wall of the second through hole is in threaded arrangement, a fixed shaft is movably arranged inside the second through hole, the top of the first groove is provided with a second groove, the inner wall of the second groove is in threaded arrangement, and the bottom of the lower handle is provided with a third through hole.

Preferably, a fixing rope is fixedly installed outside the pedal plate, and the fixing rope is made of elastic rubber.

Preferably, the number of the second springs is five, and the five second springs are uniformly distributed in the inner cavity of the sliding chute.

Preferably, the surface of the fixing shaft is in threaded arrangement, and the threads on the surface of the fixing shaft are matched with the threads on the inner wall of the second through hole.

Preferably, the second handle is arranged in the inner cavity of the upper handle through the first spring, and one end of the second handle is matched with the inner cavity of the lower handle.

Preferably, the bottom of the sliding groove is movably provided with a sliding block, and one side of the sliding block is fixedly provided with a third spring.

Compared with the prior art, the beneficial effects of the utility model are that:

1) in the work, the problem that the chest expander can only train the muscle on the arm singly when people train is solved by pulling the handle and using the foot pedal together with the chest expander, the training diversity is increased, and the training on a plurality of muscles of the body can be carried out; through the arrangement of the sliding block and the third spring, the sliding rod can be more stable during training,

2) the second groove and the third through hole are fixed in the first groove through the fixing shaft, the pedal is convenient to install and detach the tension rope, the tension rope is fixed to be firmer, the safety of the whole device is improved, and better exercise experience is brought to a user.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic view of the internal structure of the upper handle of the present invention;

FIG. 2 is a schematic view of the internal structure of the lower handle of the present invention;

FIG. 3 is an enlarged schematic view of A of FIG. 1 according to the present invention;

fig. 4 is an enlarged schematic view of B in fig. 2 according to the present invention;

FIG. 5 is an enlarged schematic view of the structure of C in FIG. 1 according to the present invention;

in the figure: 1. an upper handle; 2. concave holes; 3. a handle; 4. a first spring; 5. a second grip; 6. a chute; 7. a slide bar; 8. rotating the block; 9. a limiting block; 10. a first through hole; 11. a connecting plate; 12. a second spring; 13. a first groove; 14. a second groove; 15. a foot pedal; 16. a second through hole; 17. a fixed shaft; 18. fixing a rope; 19. a third through hole; 20. a lower handle; 21. a limiting plate; 22. a slider; 23. and a third spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments; based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the first embodiment, as shown in fig. 1-5, the utility model comprises an upper handle 1, a concave hole 2 is provided at one side of the upper handle 1, a handle 3 is movably mounted inside the concave hole 2, a first spring 4 is fixedly mounted at the bottom of the inner cavity of the upper handle 1, a second handle 5 is fixedly mounted at the top of the first spring 4, a chute 6 is provided at the bottom of the upper handle 1, a slide bar 7 is movably mounted in the inner cavity of the chute 6, a rotating block 8 is fixedly mounted at one end of the slide bar 7, a stopper 9 is fixedly mounted at the bottom of the slide bar 7, a stopper plate 21 is fixedly mounted at one side of the stopper 9, a connecting plate 11 is mounted at the middle part of the stopper plate 21, a first through hole 10 is provided at one side of the connecting plate 11, the inner cavity of the stopper plate 21 located at the first through hole 10 penetrates through the connecting plate 11, a second spring 12 is fixedly mounted at the bottom of the connecting plate 11, a lower handle 20 is fixedly mounted at the bottom of the second spring 12, a first groove 13 is formed in one side of the lower handle 20, a pedal plate 15 is movably mounted in an inner cavity of the first groove 13, a second through hole 16 is formed in the top of the pedal plate 15, the inner wall of the second through hole 16 is in threaded arrangement, a fixing shaft 17 is movably mounted inside the second through hole 16, a second groove 14 is formed in the top of the first groove 13, the inner wall of the second groove 14 is in threaded arrangement, and a third through hole 19 is formed in the bottom of the lower handle 20.

In the second embodiment, on the basis of the first embodiment, the fixing rope 18 is fixedly installed outside the pedal plate 15, the fixing rope 18 is made of elastic rubber, and the fixing rope 18 made of rubber can prevent a trainer from accidentally injuring himself during misoperation in training, so that the safety of the whole device is improved.

In the third embodiment, on the basis of the first embodiment, the number of the second springs 12 is five, and the five second springs 12 are uniformly distributed in the inner cavity of the sliding chute 6, so that the five second springs 12 can achieve a better tension effect for the trainer, and an excellent exercise purpose is achieved.

Fourth embodiment, on the basis of first embodiment, the surface of fixed axle 17 is the screw thread setting, and the screw thread on fixed axle 17 surface and the screw thread of second through-hole 16 inner wall match, uses through the cooperation of screw thread, can make running-board 15 more firm in first recess 13, has increased the fail safe nature of device.

Fifth embodiment, on the basis of the first embodiment, the second grip 5 is installed in the inner cavity of the upper handle 1 through the first spring 4, and one end of the second grip 5 is matched with the inner cavity of the lower handle 20, so that the second grip 5 can better train the arm muscles of the trainer.

Sixth embodiment, on the basis of the first embodiment, the sliding block 22 is movably installed at the bottom of the sliding groove 6, the third spring 23 is fixedly installed on one side of the sliding block 22, and the sliding block 22 and the third spring 23 are used in a matched manner, so that the position of the sliding rod 7 can be better limited, the sliding rod 7 can be prevented from sliding during training, the second spring 12 can slide, and danger is brought to a trainer.

The working principle is as follows: when the training device works, the upper handle 1 and the lower handle 20 are pulled to train arm muscles, when the second grip 5 is pulled, the training of the arm muscles can be further performed, when leg muscles are required to be trained, the handle 3 is rotated to the inner cavity of the concave hole 2 by hands, the pedal plate 15 is placed in the first groove 13, the rotating fixing shaft 17 penetrates through the third through hole 19, the rotating fixing shaft 17 continuously penetrates through the pedal plate 15 through the second through hole 16, the fixing shaft 17 is rotated to the inner cavity of the second groove 14, feet penetrate into the fixing rope 18 and step on the pedal plate 15, and the handles 3 are pulled upwards by hands to train the leg muscles;

when needs are dismantled the chest expander and are accomodate, will outwards stimulate slide bar 7, slide bar 7 will slide in spout 6, slide bar 7 will drive stopper 9 and slide, and stopper 9 will drive limiting plate 21 and want the direction that slide bar 7 removed to remove, when limiting plate 21 from the first through-hole 10 interior roll-off of connecting plate 11 one side, can accomplish the dismantlement of second spring 12, dismantle the convenient storage with the chest expander.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A chest developer for muscle training, comprising an upper handle (1), characterized in that: the handle is characterized in that one side of the upper handle (1) is provided with a concave hole (2), the inside movable mounting of the concave hole (2) is provided with a handle (3), the bottom of the inner cavity of the upper handle (1) is fixedly provided with a first spring (4), the top of the first spring (4) is fixedly provided with a second handle (5), the bottom of the upper handle (1) is provided with a chute (6), the inner cavity of the chute (6) is movably provided with a slide bar (7), one end of the slide bar (7) is fixedly provided with a rotating block (8), the bottom of the slide bar (7) is fixedly provided with a limiting block (9), one side of the limiting block (9) is fixedly provided with a limiting plate (21), the middle part of the limiting plate (21) is provided with a connecting plate (11), one side of the connecting plate (11) is provided with a first through hole (10), and the inner cavity of the limiting plate (21) located in the first through hole (10) penetrates through the connecting plate (11), the bottom fixed mounting of connecting plate (11) has second spring (12), the bottom fixed mounting of second spring (12) has lower handle (20), first recess (13) have been seted up to one side of lower handle (20), the inner chamber movable mounting of first recess (13) has running-board (15), second through-hole (16) have been seted up at the top of running-board (15), and the inner wall of second through-hole (16) is the screw thread setting, the inside movable mounting of second through-hole (16) has fixed axle (17), second recess (14) have been seted up at the top of first recess (13), and the inner wall of second recess (14) is the screw thread setting, third through-hole (19) have been seted up to the bottom of lower handle (20).

2. A chest expander for use in muscle training as claimed in claim 1, wherein: the external part of the pedal (15) is fixedly provided with a fixing rope (18), and the fixing rope (18) is made of elastic rubber.

3. A chest expander for use in muscle training as claimed in claim 1, wherein: the number of the second springs (12) is five, and the five second springs (12) are uniformly distributed in the inner cavity of the sliding chute (6).

4. A chest expander for use in muscle training as claimed in claim 1, wherein: the surface of the fixed shaft (17) is in threaded arrangement, and the threads on the surface of the fixed shaft (17) are matched with the threads on the inner wall of the second through hole (16).

5. A chest expander for use in muscle training as claimed in claim 1, wherein: the second handle (5) is arranged in the inner cavity of the upper handle (1) through a first spring (4), and one end of the second handle (5) is matched with the inner cavity of the lower handle (20).

6. A chest expander for use in muscle training as claimed in claim 1, wherein: the bottom movable mounting of spout (6) has slider (22), one side fixed mounting of slider (22) has third spring (23).