CN211935423U

CN211935423U - Arm exerciser

Info

Publication number: CN211935423U
Application number: CN202020463092.8U
Authority: CN
Inventors: 陈昌骥
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-02
Filing date: 2020-04-02
Publication date: 2020-11-17
Anticipated expiration: 2030-04-02

Abstract

The utility model discloses an arm exerciser, wherein a seat, a spring tension device and a rocker bracket are arranged on a base, and the rocker bracket is positioned between the seat and the spring tension device; a rocker is arranged at the top end of the rocker bracket; the spring tension device comprises a spring box, a spring frame, a plurality of tension springs and a plurality of spring positioning pins; the spring frame is vertically and slidably arranged in the box body of the spring box; the upper ends of the tension springs are fixed on the spring frame, and the lower ends of the tension springs are correspondingly provided with a plurality of slot blocks; a plurality of jacks are formed in a box plate of the spring box, and a plurality of spring positioning pins penetrate through the jacks to be inserted into the slot blocks; the spring frame is connected with one end of a rocker through a tension wire, and the rocker swings and drives a plurality of tension springs to deform through the tension wire. The utility model discloses can adjust the gear, satisfy different crowds' training intensity demand to improve the comfortable degree of user from the handle mode, richen the arm strength exerciser kind that the person of training used on the market.

Description

Arm exerciser

Technical Field

The utility model relates to an arm exerciser.

Background

The existing arm exerciser mainly aims at professional fitness people and mainly adopts an exerciser with a gripping type structure. The more common traditional professional equipment in market such as arm power stick, pulling force rope, dumbbell are more. The user needs both hands to hold the handle in the use process, and uses the equipment to fix the torsion or the pulling force, thereby achieving the exercise effect. However, the traditional arm exercising device cannot meet the corresponding requirement that the training intensity of the user is adjusted according to the self condition due to the limitation of the device in design. The traditional arm exerciser has a single holding mode, does not conform to human engineering, and reduces the hand comfort of a user. And when the user carelessly exerts too much force, the wrist is easily bent and strained.

Disclosure of Invention

The purpose of the invention is as follows: in order to overcome the not enough of existence among the prior art, the utility model provides an arm exerciser can adjust the gear, satisfies different crowds' training intensity demand to improve the comfortable degree of user from the handle mode, enrich the arm strength exerciser kind that the training person used on the market.

The technical scheme is as follows: in order to achieve the above object, the utility model discloses an arm exerciser, including base, seat, rocker support, rocker and spring tension device, seat and spring tension device set up respectively in the both sides of the up end of base, the rocker support is fixed on the base, and lie in between the seat and the spring tension device; the rocker is rotatably arranged at the top end of the rocker bracket;

the spring tension device comprises a spring box, a spring frame, a plurality of tension springs and a plurality of spring positioning pins; the spring frame is vertically and slidably arranged in the box body of the spring box; the upper ends of the tension springs are fixed on the spring frame, and the lower ends of the tension springs are correspondingly provided with a plurality of slot blocks; a plurality of jacks are formed in a box plate of the spring box, and a plurality of spring positioning pins penetrate through the jacks to be inserted into the slot blocks;

the spring frame is connected with one end of the rocker through a tension line, and the rocker swings and drives the tension springs to deform through the tension line.

Furthermore, the rocker is H-shaped and consists of two rocker arms and a connecting rod between the two rocker arms; the connecting rod is rotatably arranged at the top end of the rocker bracket; one end of the rocker arm close to the seat is a handle end, and one end of the rocker arm close to the spring tension device is a tension end.

Further, a gear adjusting device is arranged between the rocker and the tension line; the gear adjusting device comprises a fan-shaped adjusting plate and an adjusting bolt, the fan-shaped adjusting plate is rotatably arranged on the rocker bracket and is connected with the tension line, and a plurality of gear adjusting holes are formed in the surface of the fan-shaped adjusting plate; the pulling ends of the two rocker arms are provided with pin holes; the adjusting bolt is inserted into the pin holes on two sides and the gear adjusting hole in the middle, and the rocker and the fan-shaped adjusting plate are fixedly connected.

Furthermore, a joint bearing is rotatably arranged on the fan-shaped outer edge of the fan-shaped adjusting plate; one end of the tension line is fixed on the knuckle bearing, and the other end of the tension line sequentially penetrates through a first steering pulley arranged on the base and a second steering pulley arranged at the top end of the spring box and penetrates through a top plate of the spring box to be fixed on the spring frame.

Furthermore, the handle ends of the two rocker arms are provided with spherical grips; the upward surface of the spherical handle is a hemispherical surface, a connecting shaft is arranged at the lower end of the spherical handle, a deep groove bearing is sleeved on the connecting shaft, and the deep groove bearing is matched with a bearing hole formed in the end of the handle.

Has the advantages that:

1. the utility model adopts the spherical handle, which is more in line with the ergonomic design, the handle can rotate 360 degrees, the contact form between the arm and the rocker is more free and more comfortable after the user places the palm, and the wrist is not easy to be stressed and sprained in the exercise process;

2. the utility model discloses a fan-shaped regulating plate carries out the adjustment of each gear, uses the radical to adjust the tensile size of spring case output through the spring that changes in the spring case, can satisfy all kinds of users crowd to the different demands of taking exercise intensity.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the spring tension device of the present invention;

FIG. 3 is a general assembly drawing of the present invention;

FIG. 4 is a schematic view of the fan-shaped adjusting plate of the present invention;

FIG. 5 is a schematic view of the spherical grip of the present invention.

Detailed Description

The present invention will be further described with reference to the accompanying drawings.

An arm exerciser as shown in figures 1 to 5 comprises a base 1, a seat 2, a rocker support 3, a rocker 4 and a spring tension device 5. As shown in fig. 1, the lower part of the base 1 is provided with a locking universal wheel, which is convenient for the utility model discloses remove. The height of the seat 2 is adjustable to meet the requirements of different people. The seat 2 and the spring tension device 5 are respectively arranged on two sides of the upper end face of the base 1, and the rocker support 3 is fixed on the base 1 and is located between the seat 2 and the spring tension device 5. The rocker 4 is rotatably arranged at the top end of the rocker bracket 3, and a rotating shaft of the rocker 4 is horizontally arranged, so that the rocker 4 rotates in a vertical plane.

The spring tension device 5 comprises a spring box 6, a spring frame 7, a plurality of tension springs 8 and a plurality of spring positioning pins 9. The spring box 6 is fixed on the base 1, and the spring frame 7 is vertically arranged in the box body of the spring box 6 in a sliding mode. The upper ends of the tension springs 8 are fixed on the spring frame 7, the lower ends of the tension springs 8 are correspondingly provided with a plurality of slot blocks 10, and the slot blocks 10 are block bodies provided with slots. A plurality of insertion holes 11 are formed in a box plate of the spring box 6, and the insertion holes 11 are located on the lower portion of a vertical plate surface of the spring box 6, as shown in fig. 2. And a plurality of spring positioning pins 9 penetrate through the jacks 11 to be plugged with the slot blocks 10. In this way, one end of the tension spring 8 is fixed to the spring holder 7, and the other end is fixed by the spring positioning pin 9. When needs are adjusted the utility model discloses an during output training intensity, only need adjust spring locating pin 9 with the cooperation relation of slot piece 10 can change tension spring 8's use radical, changes then the utility model discloses an output training intensity. The tension of the tension spring 8 is 5kg per unit, so that the situation that the arm muscle is pulled and injured due to the violent operation of a trainer due to excessive tension is avoided.

The spring frame 7 is connected with one end of the rocker 4 through a tension line 12, and the tension line 12 is a steel wire rope. A trainer sits on the seat 2 to shake the rocker 4, the rocker 4 shakes and drives the tension springs 8 to deform through the tension lines 12, and then the effect of exercising arm muscle strength is achieved.

The rocker 4 is H-shaped and comprises two rocker arms 13 and a connecting rod 14 between the two rocker arms 13. The connecting rod 14 is rotatably arranged at the top end of the rocker bracket 3. The end of the rocker arm 13 close to the seat 2 is a handle end 15, and the end of the rocker arm 13 close to the spring tension device 5 is a tension end 16. The distance between the two rocker arms 13 at the handle arm end 15 is wider, which is suitable for the width of the two arms of the human body.

A gear adjusting device 17 is arranged between the rocker 4 and the tension line 12, and the rocker 4 is indirectly connected with the tension line 12 through the gear adjusting device 17. The utility model discloses a gear is adjusted to gear adjusting device 17, makes rocker 4 rotate the same first required moment of end angle different at the rotation in-process, further satisfies different crowds' user demand.

Gear adjusting device 17 includes fan-shaped regulating plate 18 and adjusting bolt 19, fan-shaped regulating plate 18 rotates and sets up on the rocker support 3, fan-shaped regulating plate 18's axis of rotation should be located fan-shaped regulating plate 18's centre of a circle department, just fan-shaped regulating plate 18's axis of rotation with the axis of rotation collineation of rocker 4. The fan-shaped adjusting plate 18 is connected with the tension line 12, and a plurality of gear adjusting holes 20 are formed in the surface of the fan-shaped adjusting plate 18. The gear adjusting holes 20 are all located on the same circle, and the center of the circle is the same as that of the fan-shaped adjusting plate 18. The pulling ends 16 of the two rocker arms 13 are provided with pin holes 21. The sector adjustment plate 18 is located in the middle of the two rocker arms 13, so that the pin holes 21 are located on both sides and the gear adjustment hole 20 is located in the middle. The adjusting bolt 19 is inserted into the pin holes 21 at two sides and the gear adjusting hole 20 in the middle, and is fixedly connected with the rocker 4 and the sector adjusting plate 18. The gear adjusting hole 20 that the user accessible changed and adjusted plug 19 and pegged graft mutually changes the utility model discloses a gear.

The sector outer edge of the sector adjusting plate 18 is rotatably provided with a joint bearing 22. One end of the tension line 12 is fixed on the knuckle bearing 22, and the other end of the tension line 12 sequentially passes through a first diverting pulley 23 arranged on the base 1 and a second diverting pulley 24 arranged at the top end of the spring box 6, passes through the top plate of the spring box 6 and is fixed on the spring frame 7. The arrangement of the knuckle bearing 22, the first diverting pulley 23 and the second diverting pulley 24 can make the stress of the tension line 12 more reasonable, and prolong the service life of the utility model.

The handle ends 15 of the two rocker arms 13 are provided with spherical grips 25; the upward surface of the spherical grip 25 is a hemispherical surface, the lower end of the spherical grip 25 is provided with a connecting shaft 26, and the spherical grip 25 is bolted with the connecting shaft 26. The connecting shaft 26 is sleeved with a deep groove bearing 27, and the deep groove bearing 27 is in interference fit with the connecting shaft 26. The deep groove bearing 27 is matched with a bearing hole 28 arranged at the handle end 15, and is also in interference fit. The spherical handle 25 realizes 360-degree rotation through the matching of the connecting shaft 26, the deep groove bearing 27 and the bearing hole 28, so that the contact form of the arm and the rocker is more free and more comfortable after the user places the palm, and the wrist is not easy to be stressed and sprained in the exercise process.

The working process of the utility model is as follows: firstly, inserting a spring positioning pin 9 in a spring box 6 into a slot of a slot block 10 to ensure the output size of the required training tension; then the adjusting bolt 19 is inserted into the gear adjusting hole 20 suitable for the sector adjusting plate 18; the chair 2 is adjusted to suitable height, places the palm on the sphere handle 25, uses arm strength to push down rocker 4, and through the joint bearing 22 pulling tension line 23 of fan-shaped regulating plate 18 front end after rocker 4 pushes down, tension line 12 drives a plurality of tension springs 8 motion in the box of spring box 6 through pulley assembly to this realizes complete set arm muscle exercise effect.

The above description is only a preferred embodiment of the present invention, and it should be noted that: for those skilled in the art, without departing from the principle of the present invention, several improvements and modifications can be made, and these improvements and modifications should also be considered as the protection scope of the present invention.

Claims

1. An arm exerciser, its characterized in that: the seat is characterized by comprising a base (1), a seat (2), a rocker bracket (3), a rocker (4) and a spring tension device (5), wherein the seat (2) and the spring tension device (5) are respectively arranged on two sides of the upper end surface of the base (1), and the rocker bracket (3) is fixed on the base (1) and is positioned between the seat (2) and the spring tension device (5); the rocker (4) is rotatably arranged at the top end of the rocker bracket (3);

the spring tension device (5) comprises a spring box (6), a spring frame (7), a plurality of tension springs (8) and a plurality of spring positioning pins (9); the spring frame (7) is vertically and slidably arranged in the box body of the spring box (6); the upper ends of the tension springs (8) are fixed on the spring frame (7), and the lower ends of the tension springs (8) are correspondingly provided with a plurality of slot blocks (10); a plurality of jacks (11) are formed in a box plate of the spring box (6), and a plurality of spring positioning pins (9) penetrate through the jacks (11) to be inserted into the slot blocks (10);

the spring frame (7) is connected with one end of the rocker (4) through a tension line (12), and the rocker (4) swings and drives the tension springs (8) to deform through the tension line (12).

2. An arm exerciser according to claim 1, wherein: the rocker (4) is H-shaped and consists of two rocker arms (13) and a connecting rod (14) between the two rocker arms (13); the connecting rod (14) is rotatably arranged at the top end of the rocker bracket (3); one end of the rocker arm (13) close to the seat (2) is a handle end (15), and one end of the rocker arm (13) close to the spring tension device (5) is a tension end (16).

3. An arm exerciser according to claim 2, wherein: a gear adjusting device (17) is arranged between the rocker (4) and the tension line (12); the gear adjusting device (17) comprises a fan-shaped adjusting plate (18) and an adjusting bolt (19), the fan-shaped adjusting plate (18) is rotatably arranged on the rocker bracket (3), the fan-shaped adjusting plate (18) is connected with the tension line (12), and a plurality of gear adjusting holes (20) are formed in the surface of the fan-shaped adjusting plate (18); the pulling ends (16) of the two rocker arms (13) are respectively provided with a pin hole (21); the adjusting bolt (19) is inserted into pin holes (21) on two sides and a gear adjusting hole (20) in the middle, and is fixedly connected with the rocker (4) and the sector adjusting plate (18).

4. An arm exerciser according to claim 3, wherein: the fan-shaped outer edge of the fan-shaped adjusting plate (18) is rotatably provided with a joint bearing (22); one end of the tension line (12) is fixed on the knuckle bearing (22), and the other end of the tension line (12) sequentially penetrates through a first diverting pulley (23) arranged on the base (1) and a second diverting pulley (24) arranged at the top end of the spring box (6) and penetrates through a top plate of the spring box (6) to be fixed on the spring frame (7).

5. An arm exerciser according to claim 2, wherein: the handle ends (15) of the two rocker arms (13) are provided with spherical grips (25); the upward surface of the spherical grip (25) is a hemispherical surface, a connecting shaft (26) is arranged at the lower end of the spherical grip (25), a deep groove bearing (27) is sleeved on the connecting shaft (26), and the deep groove bearing (27) is matched with a bearing hole (28) formed in the handle end (15).