Two-arm tension exerciser

Abstract

The utility model relates to the technical field of fitness equipment, and discloses a double-arm tension exerciser which comprises two pulling plates, connecting plates are fixedly connected to the front sides and the rear sides of the outer portions of the pulling plates, connecting frames are fixedly connected to the outer portions of the connecting plates, and fixing shafts are fixedly connected to the interiors of the connecting frames. A rotating plate is rotatably connected to the exterior of the fixing shaft, a plurality of first limiting rings are fixedly connected to the exterior of the fixing shaft, an elastic assembly is arranged in the connecting frame, a clamping rod is fixedly connected to the exterior of the rotating plate, a nut is in threaded connection to the exterior of the clamping rod, and an extending plate is slidably connected to the exterior of the connecting plate; the elastic assembly comprises a first spring. According to the fixing device, when the connecting frame is adjusted to a proper position, the first spring rebounds, then the clamping rod can be clamped in the clamping groove, and at the moment, the clamping rod can be stably fixed to the outer portion of the connecting frame by rotating the nut.

Description

Technical Field

[0001] The utility model relates to the technical field of fitness equipment, in particular to a double-arm pulling exerciser. Background Art

[0002] Double arm pull trainer is a kind of fitness equipment, usually designed to exercise the upper limb muscles, especially the arms, shoulders and back muscles. They are usually equipped with a pulling system to provide adjustable resistance. Users can perform various pulling exercises by grabbing handles or pull ropes to enhance muscle strength.

[0003] Some double-arm pulling trainers in the prior art are usually equipped with various adjustment devices so that users can adjust the resistance level, seat position or other settings according to their needs and abilities. However, during specific use, although the resistance level can be adjusted, the length of the pulling plate cannot be adjusted. The fixed length of the pulling plate may affect the correctness of the user's posture. If the length of the pulling plate is not suitable for the user's body size, it may cause incorrect posture, thereby affecting the training effect and increasing the risk of injury. Therefore, in response to the above problems, a double-arm pulling trainer is proposed. Utility Model Content

[0004] In order to make up for the above shortcomings, the utility model provides a double-arm pulling trainer, which aims to improve the problem that some double-arm pulling trainers in the prior art cannot adjust the length of the pulling plate.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A double-arm pulling exerciser, comprising two pulling plates, the front and rear sides of the pulling plates are fixedly connected to connecting plates, the connecting plates are fixedly connected to connecting frames on the outside, the connecting frames are fixedly connected to fixed shafts on the inside, the fixed shafts are rotatably connected to rotating plates on the outside, the fixed shafts are fixedly connected to multiple limiting rings on the outside, elastic components are arranged inside the connecting frames, the rotating plates are fixedly connected to clamp rods on the outside, nuts are threadedly connected to the outside of the clamp rods, and the connecting plates are slidably connected to extension plates on the outside;

[0007] As a further description of the above technical solution:

[0008] The elastic component comprises a spring 1, one end of which is fixedly connected to the outside of the rotating plate, and the other end of which is fixedly connected to the inside of the connecting frame;

[0009] As a further description of the above technical solution:

[0010] A slot is provided inside the extension plate, and a connecting shaft is fixedly connected to the adjacent sides of the two extension plates;

[0011] As a further description of the above technical solution:

[0012] The outside of the connecting shaft is fixedly connected with a second limiting ring, and the outside of the connecting shaft is rotatably connected with a handle;

[0013] As a further description of the above technical solution:

[0014] The pull plate is provided with a plurality of through holes inside, and a fixing ring is fixedly connected to the outside of the through holes;

[0015] As a further description of the above technical solution:

[0016] The outer sleeve of the fixing ring is provided with a reinforcing rope, and the outer part of the pulling plate is fixedly connected with a plurality of tension springs;

[0017] As a further description of the above technical solution:

[0018] The tension spring is internally fixedly connected with an anti-tear layer, and the material of the anti-tear layer is a rubber belt;

[0019] As a further description of the above technical solution:

[0020] A reinforcement layer is fixedly connected to the top of the tear-resistant layer, and the reinforcement layer is made of steel wire.

[0021] The utility model has the following beneficial effects:

[0022] 1. In the present invention, when the connecting frame is adjusted to a suitable position, the spring rebounds, and then the clamping rod is clamped inside the clamping slot. At this time, by rotating the nut, the clamping rod can be stably fixed on the outside of the connecting frame.

[0023] 2. In the utility model, the tear-resistant layer inside the reinforcement rope is the tear-resistant layer, and the material of the tear-resistant layer is a rubber belt. The high-quality rubber belt has good elasticity and durability, and can withstand multiple stretching without being easily broken or deformed. The reinforcement layer is the reinforcement layer, and the material of the reinforcement layer is steel wire, which can effectively enhance the structural strength of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 This is a three-dimensional schematic diagram of a double-arm pulling exerciser proposed by the utility model;

[0025] Figure 2 This is a structural schematic diagram of a handle of a double-arm pulling trainer proposed by the utility model;

[0026] Figure 3 for Figure 2 The enlarged view of point A in the middle;

[0027] Figure 4 The utility model provides a schematic structural diagram of the tear-resistant layer of the double-arm pulling trainer.

[0028] Legend:

[0029] 1. Pull plate; 2. Connecting plate; 3. Connecting frame; 4. Fixed shaft; 5. Limiting ring 1; 6. Rotating plate; 7. Spring 1; 8. Clamping rod; 9. Nut; 10. Extension plate; 11. Clamping slot; 12. Connecting shaft; 13. Limiting ring 2; 14. Handle; 15. Through hole; 16. Fixed ring; 17. Tension spring; 18. Reinforcement rope; 19. Tear-resistant layer; 20. Reinforcement layer. DETAILED DESCRIPTION

[0030] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0031] Reference Figure 1-Figure 3 The utility model provides an embodiment of a double-arm pulling exerciser, comprising two pulling plates 1, through which a user can exercise by pulling the pulling plates 1, the front and rear sides of the pulling plates 1 are fixedly connected with connecting plates 2 for connecting an extension plate 10 to increase the holding space during exercise, the connecting plates 2 are fixedly connected with a connecting frame 3 on the outside to support a fixed shaft 4 and a rotating plate 6 to ensure that the rotating plate 6 can rotate smoothly, the inside of the connecting frame 3 is fixedly connected with a fixed shaft 4, the position of the fixed shaft 4 determines the movement trajectory and stability of the rotating plate 6, the outside of the fixed shaft 4 is rotatably connected with the rotating plate 6, and the user can exercise by pulling the rotating plate 6, and the outside of the fixed shaft 4 is fixedly connected with a plurality of limiting A positioning ring 5 is used to prevent the rotating plate 6 from being separated from the fixed shaft 4 during use. An elastic component is arranged inside the connecting frame 3. The elastic component includes a spring 7, and the tension of the spring 7 is adjusted. One end of the spring 7 is fixedly connected to the outside of the rotating plate 6, and the other end of the spring 7 is fixedly connected to the inside of the connecting frame 3. A clamping rod 8 is fixedly connected to the outside of the rotating plate 6, and the tension of the spring 7 is adjusted by threading a nut 9. The outside of the clamping rod 8 is threadedly connected to a nut 9, and the user can adjust the position of the clamping rod 8 by rotating the nut 9. An extension plate 10 is slidably connected to the outside of the connecting plate 2. The clamping groove 11 inside the extension plate 10 is used to cooperate with the connecting shaft 12, so that the handle 14 can be stably connected;

[0032] Reference Figure 3-Figure 4A card slot 11 is provided inside the extension plate 10 for cooperating with the connecting shaft 12 to ensure the stability of the handle 14. The connecting shaft 12 is fixedly connected to the adjacent side of the two extension plates 10 for rotating the connecting handle 14 so that the user can have a stable gripping point during exercise. The connecting shaft 12 is fixedly connected to the outside with a limiting ring 13 for limiting the movement range of the handle 14 on the connecting shaft 12 to ensure the stability of the handle 14 during use. The outside of the connecting shaft 12 is rotatably connected with the handle 14 to provide the user with a comfortable gripping position so that the user can better apply force during exercise. A plurality of through holes 15 are provided inside the pull plate 1 for reducing the weight of the pull plate 1 and serving as a connection point for a fixing ring 16 and a reinforcement rope 18. The outside of the through hole 15 is fixedly connected with a fixing ring 16 for sleeve installation. A reinforcement rope 18 is provided to enhance the structural stability of the pull plate 1. The outer sleeve of the fixing ring 16 is provided with a reinforcement rope 18 to ensure that the pull plate 1 can withstand the force applied by the user during exercise. A plurality of tension springs 17 are fixedly connected to the outside of the pull plate 1. The tension springs 17 provide additional exercise resistance and can stretch as the user stretches to provide continuously changing resistance. An anti-tear layer 19 is fixedly connected to the inside of the tension spring 17 to prevent the tension spring 17 from tearing due to excessive force during exercise and to increase the service life of the tension spring 17. The anti-tear layer 19 is made of a rubber belt. A reinforcement layer 20 is fixedly connected to the top of the anti-tear layer 19 to enhance the structural strength of the anti-tear layer 19 and to ensure the stability and durability of the tension spring 17 during exercise. The reinforcement layer 20 is made of steel wire.

[0033] Working principle: when adjusting the length of the connecting plate 2, by pressing the rotating plate 6, under the action of the rotating plate 6, the rotating plate 6 squeezes the spring 7, and under the action of the rotating plate 6, the rotating plate 6 can drive the clamping rod 8 to disengage from the inside of the clamping slot 11, and then when the connecting frame 3 is adjusted to a suitable position, by loosening the rotating plate 6, the spring 7 rebounds, and then the clamping rod 8 can be stuck in the inside of the clamping slot 11. At this time, by rotating the nut 9, the clamping rod 8 can be stably fixed on the outside of the connecting frame 3. The tear-resistant layer 19 inside the reinforcement rope 18 is made of rubber belt, which is an elastic material. High-quality rubber belts have good elasticity and durability, and can withstand multiple stretching without breaking or deforming. The reinforcement layer 20 is made of steel wire. These materials have high strength and tensile resistance, and can effectively enhance the structural strength of the equipment.

[0034] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A double-arm pulling exerciser, comprising two pulling plates (1), characterized in that: The front and rear sides of the outside of the pulling plate (1) are fixedly connected to connecting plates (2), the outside of the connecting plate (2) is fixedly connected to a connecting frame (3), the inside of the connecting frame (3) is fixedly connected to a fixed shaft (4), the outside of the fixed shaft (4) is rotatably connected to a rotating plate (6), the outside of the fixed shaft (4) is fixedly connected to a plurality of limit rings (5), an elastic component is provided inside the connecting frame (3), the outside of the rotating plate (6) is fixedly connected to a clamping rod (8), the outside of the clamping rod (8) is threadedly connected to a nut (9), and the outside of the connecting plate (2) is slidably connected to an extension plate (10).

2. A double-arm pulling exerciser according to claim 1, characterized in that: The elastic component comprises a spring 1 (7), one end of which is fixedly connected to the outside of the rotating plate (6), and the other end of which is fixedly connected to the inside of the connecting frame (3).

3. The double-arm pulling exerciser according to claim 1, characterized in that: A clamping groove (11) is provided inside the extension plate (10), and a connecting shaft (12) is fixedly connected to adjacent sides of the two extension plates (10).

4. A double-arm pulling exerciser according to claim 3, characterized in that: The outside of the connecting shaft (12) is fixedly connected to a second limiting ring (13), and the outside of the connecting shaft (12) is rotatably connected to a handle (14).

5. The double-arm pulling exerciser according to claim 4, characterized in that: A plurality of through holes (15) are provided inside the pull plate (1), and a fixing ring (16) is fixedly connected to the outside of the through holes (15).

6. A double-arm pulling exerciser according to claim 5, characterized in that: The exterior of the fixing ring (16) is sleeved with a reinforcing rope (18), and the exterior of the pulling plate (1) is fixedly connected with a plurality of tension springs (17).

7. A double-arm pulling exerciser according to claim 6, characterized in that: An anti-tear layer (19) is fixedly connected inside the tension spring (17), and the material of the anti-tear layer (19) is a rubber belt.

8. The double-arm pulling exerciser according to claim 7, characterized in that: A reinforcement layer (20) is fixedly connected to the top of the tear-resistant layer (19), and the reinforcement layer (20) is made of steel wire.

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