CN212756984U

CN212756984U - Chest expander with anti-slip structure

Info

Publication number: CN212756984U
Application number: CN202021628508.3U
Authority: CN
Inventors: 沈志坚; 凌云; 凌颖; 何笃光
Original assignee: Yulin Normal University
Current assignee: Yulin Normal University
Priority date: 2020-08-07
Filing date: 2020-08-07
Publication date: 2021-03-23
Anticipated expiration: 2030-08-07

Abstract

The utility model discloses a chest expander with anti-slip structure, which comprises two U-shaped supports, wherein the two U-shaped supports are correspondingly arranged, two fixed rods are arranged in the U-shaped supports, the two U-shaped supports are provided with openings close to one side, and an elastic string bag is arranged between the two U-shaped supports, the two ends of the elastic string bag are penetrated through the openings and are connected with pull rings arranged in the U-shaped supports, the user connects the elastic string bag with the outer wall of the pull ring through a fixed component, fixes the fixed plate on the outer wall of the pull ring, passes a threaded rod through the elastic string bag and is connected with mounting holes through external threads arranged on the outer wall, thereby avoiding the potential safety hazard caused by the falling of a tension spring in the process of exercising, greatly improving the safety during exercising, and simultaneously arranging anti-slip handles, on one hand, playing a protection role for the hand of the user, on the other hand, sweat generated by the hands of the user can be absorbed, and danger caused by slippery hands is prevented.

Description

Chest expander with anti-slip structure

Technical Field

The utility model relates to the technical field of fitness equipment, in particular to a chest expander with an anti-slip structure.

Background

Body-building is a kind of healthy people's health, the sports items of strengthening people's physique, and the motion form and the exercise means of body-building need be formulated according to human life science's principle to reach the purpose that promotes people's physical and mental health, the chest expander is the apparatus that is suitable for masses ' body-building to take exercise, uses the benefit that the chest expander was taken exercise to lie in: the biceps brachii muscle is a muscle with two muscle heads, and has the main function of arm bending, and the other muscle, the triceps brachii muscle, is also used during arm bending.

But the tension spring on the current chest expander and be connected the connected mode that colludes between the pull handle usually, this kind of connected mode when extension spring relaxes, probably leads to extension spring to drop, causes the potential safety hazard easily, is unfavorable for improving the security of taking exercise.

Therefore, we propose a chest expander with anti-slip structure to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a chest expander with antiskid structure to solve the problem of proposing among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a chest expander with anti-skidding structure, includes two U type supports, and two corresponding settings of U type support, two the inside dead lever that is equipped with of U type support, two U type support is close to one side mutually and all is equipped with the opening, two be equipped with the elasticity string bag between the U type support, the both ends of elasticity string bag are run through the opening is with establishing the inside pull ring of U type support is connected, elasticity string bag inside is equipped with a plurality of extension spring.

As a further aspect of the present invention: the fixed rod is provided with an anti-slip handle for preventing the hand of a user from slipping.

As a further aspect of the present invention: the extension spring both ends pass through the mount pad with elasticity string bag inner wall connection, the inside slide that is equipped with of mount pad, the slide both ends with establish the spout sliding connection of mount pad inner wall both sides, the spout top is equipped with the stopper, slide top central point put the department with extension spring one end is connected, the extension spring other end runs through to be established the through-hole at mount pad top extends to the outside.

As a further aspect of the present invention: the elastic net bag is connected with the pull ring through a fixing assembly, the fixing assembly comprises a fixing plate, at least two mounting holes are formed in the fixing plate, the mounting holes are matched with the threaded rod, the top of the threaded rod is connected with the bottom of the extension rod, and the top of the extension rod is connected with the bottom of the rotary seat.

As a further aspect of the present invention: the outer wall of the threaded rod is provided with an external thread, and the external thread is matched with the internal thread on the inner wall of the mounting hole.

As a further aspect of the present invention: and a rubber protective sleeve is sleeved outside the pull ring.

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

1. the utility model discloses the user passes elasticity string bag and pull ring outer wall connection through fixed subassembly, and the user fixes the fixed plate on the pull ring outer wall, passes elasticity string bag with the threaded rod through establishing external screw thread and mounting hole threaded connection on the outer wall, avoids droing at the in-process extension spring who takes exercise and causes the potential safety hazard, has greatly improved the security when taking exercise.

2. The utility model discloses set up the antiskid on the dead lever and shake hands, can play the guard action to user's hand on the one hand, on the other hand can absorb the sweat that user's hand produced, prevents to cause danger because of the hand is smooth.

Drawings

Fig. 1 is a schematic structural view of a chest expander with an anti-slip structure.

Fig. 2 is a schematic structural view of an elastic string bag in a chest expander with an anti-slip structure.

Fig. 3 is a side view of a mount in a chest expander having an anti-slip structure.

Fig. 4 is a schematic structural view of a mounting seat in a chest expander with an anti-slip structure.

Fig. 5 is a schematic structural view of a fixing assembly in a chest expander having an anti-slip structure.

FIG. 6 is a schematic view of a rotary seat of a chest expander with an anti-slip structure

In the figure: 1-U-shaped bracket; 2-fixing the rod; 21-anti-slip handshake; 3-opening; 4-a pull ring; 5-elastic net bag; 6-extension spring; 7-mounting seats; 8-a through hole; 9-a chute; 10-a slide plate; 11-a limiting block; 12-a fixing plate; 13-mounting holes; 14-a rotating base; 15-an extension rod; 16-a threaded rod; 17-external thread.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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.

Please refer to fig. 1-6, in an embodiment of the present invention, an chest expander with anti-slip structure, includes two U-shaped brackets 1, and two U-shaped brackets 1 are correspondingly disposed, two fixing rods 2 are disposed inside the U-shaped brackets 1, two the U-shaped brackets 1 are close to one side and are all provided with an opening 3, two an elastic string bag 5 is disposed between the U-shaped brackets 1, two ends of the elastic string bag 5 run through the opening 3 and are connected with a pull ring 4 disposed inside the U-shaped brackets 1, a plurality of extension springs 6 are disposed inside the string bag 5, when the chest expander with anti-slip structure is used, a suitable extension spring 6 is selected according to exercise requirements of different users, and the user connects the elastic string bag 5 with the outer wall of the pull ring 4 through a fixing component, so as to achieve the purpose of exercise.

Be equipped with on the dead lever 2 and avoid the skid-proof 21 of shaking hands of user's hand, set up the skid-proof 21 of shaking hands on dead lever 2, can play the guard action to user's hand on the one hand, on the other hand can absorb the sweat that user's hand produced, prevents to cause danger because of the hand is smooth.

6 both ends of extension spring pass through mount pad 7 with 5 interior wall connections of elasticity string bag, 7 inside slide 10 that are equipped with of mount pad, slide 10 both ends with establish the 9 sliding connection of spout of 7 inner wall both sides of mount pad, 9 tops of spout are equipped with stopper 11, slide 10 top central point put the department with 6 one end of extension spring is connected, 6 other ends of extension spring run through to be established the through-hole 8 at 7 tops of mount pad extends to the outside, and after the selected spring finishes, the user fixes the tip of spring on slide 10, and when the user needs pulling extension spring 6, extension spring 6 can drive slide 10 and slide in 9 inside of spout, owing to set up stopper 11 at 9 tops of spout and can effectively avoid extension spring 6 to drop from 7 insides of mount pad.

Elasticity string bag 5 with pull ring 4 is connected through fixed subassembly, fixed subassembly includes fixed plate 12, be equipped with two at least mounting holes 13 on the fixed plate 12, mounting

hole

13 and 16 looks adaptations of threaded rod, 16 tops of threaded rod are connected with extension rod 15 bottoms, extension rod 15 tops is connected with roating seat 14 bottoms.

Be equipped with external screw thread 17 on the 16 outer walls of threaded rod, external screw thread 17 with establish internal thread looks adaptation on the mounting hole 13 inner wall, the user fixes fixed plate 12 on pull ring 4 outer wall, passes elasticity string bag 5 with threaded rod 16 through establishing external screw thread 17 and mounting hole 13 threaded connection on the outer wall, avoids droing at the in-process extension spring 6 of taking exercise and causes the potential safety hazard.

The outside cover of pull ring 4 is equipped with rubber protective sheath, sets up rubber protective sheath and can effectively avoid user's hand smooth, and the practicality is stronger.

The utility model discloses a theory of operation is: when the chest expander with the anti-slip structure is used, firstly, a proper extension spring 6 is selected according to the exercise requirements of different users, after the spring is selected, the user fixes the end part of the spring on the sliding plate 10, when the user needs to pull the extension spring 6, the extension spring 6 can drive the sliding plate 10 to slide in the sliding groove 9, the extension spring 6 can be effectively prevented from falling off from the inside of the mounting seat 7 due to the limiting block 11 arranged at the top of the sliding groove 9, the user connects the elastic string bag 5 with the outer wall of the pull ring 4 through the fixing component, the user fixes the fixing plate 12 on the outer wall of the pull ring 4, the threaded rod 16 penetrates through the elastic string bag 5 and is in threaded connection with the mounting hole 13 through the external thread 17 arranged on the outer wall, the potential safety hazard caused by the falling off of the extension spring 6 in the exercise process is avoided, the anti-slip handle 21 is arranged on the fixing rod, on the other hand, sweat generated by the hands of the user can be absorbed, and danger caused by slippery hands is prevented.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a chest expander with antiskid structure, includes two U type supports (1), and two corresponding settings in U type support (1), its characterized in that, two U type support (1) inside is equipped with dead lever (2), two U type support (1) is close to one side mutually and all is equipped with opening (3), two be equipped with elasticity string bag (5) between U type support (1), the both ends of elasticity string bag (5) are run through opening (3) with establish U type support (1) inside pull ring (4) are connected, elasticity string bag (5) inside is equipped with a plurality of extension spring (6).

2. A chest expander with anti-slip structure as claimed in claim 1, wherein the fixing rod (2) is provided with an anti-slip grip (21) for preventing the user's hand from slipping.

3. The chest expander with the anti-slip structure is characterized in that two ends of the extension spring (6) are connected with the inner wall of the elastic string bag (5) through a mounting seat (7), a sliding plate (10) is arranged inside the mounting seat (7), two ends of the sliding plate (10) are slidably connected with sliding grooves (9) arranged on two sides of the inner wall of the mounting seat (7), a limiting block (11) is arranged on the top of the sliding groove (9), the sliding plate (10) is connected with one end of the extension spring (6) at the top center position, and the other end of the extension spring (6) extends to the outside through a through hole (8) arranged on the top of the mounting seat (7).

4. The chest expander with the anti-slip structure is characterized in that the elastic net bag (5) and the pull ring (4) are connected through a fixing component, the fixing component comprises a fixing plate (12), at least two mounting holes (13) are formed in the fixing plate (12), the mounting holes (13) are matched with a threaded rod (16), the top of the threaded rod (16) is connected with the bottom of an extension rod (15), and the top of the extension rod (15) is connected with the bottom of a rotating seat (14).

5. A chest expander with anti-slip structure as claimed in claim 4, wherein the outer wall of said threaded rod (16) is provided with an external thread (17), said external thread (17) being adapted to an internal thread provided on the inner wall of said mounting hole (13).

6. A spring exerciser with anti-slip structure according to claim 1, wherein the pull ring (4) is externally sleeved with a rubber protective sleeve.