Teenager physical fitness harmonic machine

Abstract

The utility model relates to the field of fitness equipment, and discloses a teenager physical fitness harmonic machine which comprises a stand column, the outer wall of the stand column is fixedly connected with a base plate, the upper surface of the base plate is rotatably connected with a rotating disc, one side of the upper surface of the rotating disc is fixedly connected with a crankshaft sleeve, and the interior of the crankshaft sleeve is slidably connected with a crankshaft. The upper portion of the outer wall of the crank shaft is sleeved with a first thrust ball bearing, the middle of the outer wall of the crank shaft is sleeved with a first spacer bush, the lower portion of the outer wall of the crank shaft is sleeved with a first radial ball bearing, the interior of a crank shaft sleeve is in threaded connection with a screw, and the upper surface of the crank shaft is fixedly connected with a shaking rod. According to the soybean milk grinder, a user can adjust the friction force between the base plate and the rotary plate according to the strength of the user by rotating the small screw handle, and the procedure of manually grinding soybean milk in history is simulated. By means of the design, a user can adjust the exercise difficulty autonomously to adapt to different physical strength levels, and the fitness effect is improved.

Description

Technical Field

[0001] The utility model relates to the field of fitness equipment, in particular to a fitness machine for teenagers. Background Art

[0002] Youth Fitness Equipment Harmonic motion machines are designed to improve the physical fitness level of young people, achieving comprehensive physical exercise through reasonable exercise and physical activities. These machines take into account the physiological characteristics and development stages of young people, including diversified forms of exercise, physiological adaptability, fun and participation, as well as safety factors. The design goals are to stimulate interest, promote enthusiasm, and make the exercise process more enjoyable, while ensuring safety and not causing harm to young people. Through the harmonic mechanism, these machines are committed to the comprehensive development of young people's physical fitness, covering strength, endurance, flexibility and other aspects, cultivating healthy exercise habits, and laying the foundation for them to establish a healthy lifestyle.

[0003] At present, the youth physical fitness equipment basically has the function of fitness, but there is no youth equipment that integrates fitness with Chinese historical and cultural elements. How to let young people feel Chinese history and culture not only in books but also while exercising, that is, to combine education with entertainment, is a problem faced by equipment design. In order to overcome the shortcomings of the prior art, the present invention provides a youth physical fitness machine. Utility Model Content

[0004] In order to make up for the above deficiencies, the utility model provides a teenager physical fitness motor, aiming to improve.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a youth fitness harmonic machine, comprising a column, the outer wall of the column is fixedly connected to a chassis, the upper surface of the chassis is rotatably connected to a turntable, one side of the upper surface of the turntable is fixedly connected to a crank sleeve, the crank shaft is slidably connected inside the crank sleeve, the upper part of the outer wall of the crank shaft is sleeved with a thrust ball bearing armor, the middle part of the outer wall of the crank shaft is sleeved with a spacer sleeve armor, the lower part of the outer wall of the crank shaft is sleeved with a radial ball bearing armor, the inner screw of the crank sleeve The crankshaft is connected with a screw, the upper surface of the crankshaft is fixedly connected with a rocking arm, one end of the rocking arm is fixedly connected with an operating rod, the upper end of the column is fixedly connected with a turntable shaft, a hole cover is arranged directly above the turntable shaft, the hole cover is sleeved on the upper side of the inner part of the turntable, the upper part of the outer wall of the turntable shaft is sleeved with a shaft retaining ring, the lower surface of the shaft retaining ring is sleeved with a radial ball bearing B, the lower surface of the radial ball bearing B is sleeved with a spacer sleeve B, the lower surface of the spacer sleeve B is sleeved with a thrust bearing B, and an adjustment component is arranged inside the chassis.

[0006] Furthermore, the adjustment assembly includes a small nut, which is fixedly connected to the lower side of the chassis. A small screw is threadedly connected to the inner wall of the small nut, and the upper surface of the small screw abuts against the lower surface of the turntable.

[0007] Furthermore, an inner sleeve is slidably connected inside the column, and a nut is fixedly connected inside the column.

[0008] Furthermore, a radial bearing C is fixedly connected inside the inner sleeve, a bearing cover is fixedly connected to a side away from the radial bearing C, and one side of an outer wall of the bearing cover is fixedly connected to an outer wall of the inner sleeve.

[0009] Furthermore, a worm is rotatably connected inside the inner sleeve, and one end of the worm is fixedly connected to a height adjustment hand wheel.

[0010] Furthermore, a screw shaft is rotatably connected inside the inner sleeve, and the screw shaft is threadedly connected inside the nut.

[0011] Furthermore, a thrust bearing armor is sleeved on the outer wall of the screw shaft, and an outer ring of the thrust bearing armor is fixedly connected to the inner wall of the inner sleeve.

[0012] Furthermore, a worm wheel is fixedly connected to the outer wall of the screw shaft, and the worm wheel is meshingly connected to the worm.

[0013] The utility model has the following beneficial effects:

[0014] 1. In the utility model, by rotating the small screw handle, the user can adjust the friction between the chassis and the turntable according to the size of his own strength, imitating the process of manually grinding soybean milk in history. This design allows users to adjust the difficulty of exercise independently, adapt to different physical strength levels, and improve fitness effects.

[0015] 2. In the present invention, by turning the height adjustment hand wheel, the user can adjust the height of the rocking bar from the ground according to his / her height, thereby achieving a suitable exercise posture. This design imitates the process of manually grinding soybean milk in historical civilizations, providing users with an exercise experience that is more in line with individual physical characteristics. This also helps to ensure the comfort and safety of users during fitness. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a side sectional view of a teenager physical fitness dynamo proposed by the utility model;

[0017] Figure 2 A top view of a youth physical fitness dynamo proposed by the utility model;

[0018] Figure 3 for Figure 1 A in the middle is an enlarged cross-sectional view;

[0019] Figure 4 for Figure 1 The enlarged cross-sectional view at B in the middle;

[0020] Figure 5 It is a top view schematic diagram of a teenager physical fitness harmonic motor proposed by the utility model when it is turned to one side extreme position;

[0021] Figure 6 It is a top view schematic diagram of a youth physical fitness harmonic motor proposed by the utility model when it is turned to the close-to-body extreme position;

[0022] Figure 7 for Figure 1 Enlarged view of point C in the middle.

[0023] Legend:

[0024] 1. Crankshaft; 1.1. Thrust ball bearing A; 1.2. Spacer sleeve A; 1.3. Radial ball bearing A; 1.4. Screw; 2. Turntable; 3. Turntable shaft; 3.1. Hole cover; 3.2. Shaft retaining ring; 3.3. Radial ball bearing B; 3.4. Spacer sleeve B; 3.5. Thrust bearing B; 4. Rocker; 5. Operating lever; 6. Chassis; 6.1. Small nut; 6.2. Small screw; 7. Column; 8. Crankshaft sleeve; 9.1. Bearing cover; 9.2. Worm; 9.3. Radial bearing C; 9.4. Height adjustment hand wheel; 9.5. Nut; 9.6. Screw shaft; 9.7. Inner sleeve; 9.8. Thrust bearing A; 9.9. Worm gear; 9.10. Gear housing; 9.11. Lower tube. DETAILED DESCRIPTION

[0025] 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.

[0026] Reference Figure 1 and 3-4, an embodiment of the utility model: a youth fitness harmonic machine, including a column 7, the outer wall of the column 7 is fixedly connected to a chassis 6, the upper surface of the chassis 6 is rotatably connected to a turntable 2, one side of the upper surface of the turntable 2 is fixedly connected to a crank sleeve 8, the crank sleeve 8 is slidably connected to a crank shaft 1, the upper part of the outer wall of the crank shaft 1 is sleeved with a thrust ball bearing A 1.1, the middle part of the outer wall of the crank shaft 1 is sleeved with a spacer sleeve A 1.2, the lower part of the outer wall of the crank shaft 1 is sleeved with a radial ball bearing A 1.3, the crank sleeve 8 is threadedly connected with a screw 1.4, the upper surface of the crank shaft 1 is fixedly connected to a rocking rod 4, and one end of the rocking rod 4 is fixedly connected to an operating rod 5, the column 7 A turntable shaft 3 is fixedly connected to the upper end, a hole cover 3.1 is arranged just above the turntable shaft 3, the hole cover 3.1 is sleeved on the upper side of the turntable 2, a shaft retaining ring 3.2 is sleeved on the upper part of the outer wall of the turntable shaft 3, a radial ball bearing B 3.3 is sleeved on the lower surface of the shaft retaining ring 3.2, a spacer sleeve B 3.4 is sleeved on the lower surface of the radial ball bearing B 3.3, a thrust bearing B 3.5 is sleeved on the lower surface of the spacer sleeve B 3.4, and an adjustment component is arranged inside the chassis 6; the adjustment component includes a small nut 6.1, the small nut 6.1 is fixedly connected to the lower side of the chassis 6, a small screw 6.2 is threadedly connected to the inner wall of the small nut 6.1, and the upper surface of the small screw 6.2 abuts against the lower surface of the turntable 2;

[0027] Specifically, by pulling the operating rod 5, the rocking arm 4 can be driven to move, and then the crank sleeve 8 can rotate with the turntable 2, thereby imitating the movement principle of the ancient millstone, thereby achieving the effect of feeling the Chinese historical civilization while exercising, and by rotating the small screw 6.2 inside the small nut 6.1, the friction between the turntable 2 and the chassis 6 can be adjusted according to its own strength.

[0028] Reference Figure 2 and 5 -7, the column 7 is slidably connected with an inner sleeve 9.7 inside, and a nut 9.5 is fixedly connected inside the column 7; a radial bearing C 9.3 is fixedly connected inside the inner sleeve 9.7, and a bearing cover 9.1 is fixedly connected to the far side of the radial bearing C 9.3, and one side of the outer wall of the bearing cover 9.1 is fixedly connected to the outer wall of the inner sleeve 9.7; a worm 9.2 is rotatably connected inside the inner sleeve 9.7, and one end of the worm 9.2 is fixedly connected to a height adjustment hand wheel 9.4; a screw shaft 9.6 is rotatably connected inside the inner sleeve 9.7, and the screw shaft 9.6 is threadedly connected inside the nut 9.5; a thrust bearing A 9.8 is sleeved on the outer wall of the screw shaft 9.6, and the outer ring of the thrust bearing A 9.8 is fixedly connected to the inner wall of the inner sleeve 9.7; a worm wheel 9.9 is fixedly connected to the outer wall of the screw shaft 9.6, and the worm wheel 9.9 is meshingly connected with the worm 9.2;

[0029] Specifically, by rotating the height adjustment hand wheel 9.4, the worm wheel 9.9 and the worm 9.2 mesh and rotate, thereby driving the screw shaft 9.6 to rotate inside the nut 9.5, thereby achieving the effect of adjusting the height according to the height of the user.

[0030] Working principle: When using the equipment, first, hold the operating rod 5 with both hands, push or pull the operating rod 5 according to the position of the crank sleeve 8 to rotate the turntable 2. Note that when the crank sleeve 8 is close to the close position or the far limit position, only by using the inertia of the turntable 2 to rush through these two positions can the continuous push-pull rotation of the turntable 2 be maintained. The user can adjust the friction between the chassis 6 and the turntable 2 according to the size of his own strength: by rotating the small screw 6.2 handle, this operation imitates the process of manually grinding soybean milk in history. Secondly, the user can adjust the height of the rocking rod 4 from the ground according to his own height: turn the height adjustment hand wheel to the appropriate height.

[0031] 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 youth fitness machine, comprising a column (7), characterized in that: The outer wall of the column (7) is fixedly connected to a chassis (6), the upper surface of the chassis (6) is rotatably connected to a turntable (2), one side of the upper surface of the turntable (2) is fixedly connected to a crank sleeve (8), the crank sleeve (8) is slidably connected to a crank shaft (1), the upper part of the outer wall of the crank shaft (1) is sleeved with a thrust ball bearing A (1.1), the middle part of the outer wall of the crank shaft (1) is sleeved with a spacer sleeve A (1.2), the lower part of the outer wall of the crank shaft (1) is sleeved with a radial ball bearing A (1.3), the crank sleeve (8) is threadedly connected to a screw (1.4), and the upper surface of the crank shaft (1) is fixedly connected to a rocker arm (4). One end of the rocking rod (4) is fixedly connected to an operating rod (5), the upper end of the column (7) is fixedly connected to a turntable shaft (3), a hole cover (3.1) is arranged directly above the turntable shaft (3), the hole cover (3.1) is sleeved on the upper side of the inner part of the turntable (2), the upper part of the outer wall of the turntable shaft (3) is sleeved with a shaft retaining ring (3.2), the lower surface of the shaft retaining ring (3.2) is sleeved with a radial ball bearing B (3.3), the lower surface of the radial ball bearing B (3.3) is sleeved with a spacer sleeve B (3.4), the lower surface of the spacer sleeve B (3.4) is sleeved with a thrust bearing B (3.5), and an adjustment component is arranged inside the chassis (6).

2. A youth physical fitness motivator according to claim 1, characterized in that: The adjustment assembly comprises a small nut (6.1) which is fixedly connected to the lower side of the interior of the chassis (6); a small screw rod (6.2) is threadedly connected to the inner wall of the small nut (6.1); and the upper surface of the small screw rod (6.2) abuts against the lower surface of the turntable (2).

3. A youth physical fitness motivator according to claim 2, characterized in that: An inner sleeve (9.7) is slidably connected inside the upright column (7), and a nut (9.5) is fixedly connected inside the upright column (7).

4. A youth physical fitness motivator according to claim 3, characterized in that: A radial bearing C (9.3) is fixedly connected inside the inner sleeve (9.7), a bearing cover (9.1) is fixedly connected to the far side of the radial bearing C (9.3), and one side of the outer wall of the bearing cover (9.1) is fixedly connected to the outer wall of the inner sleeve (9.7).

5. A youth physical fitness motivator according to claim 4, characterized in that: A worm (9.2) is rotatably connected inside the inner sleeve (9.7), and one end of the worm (9.2) is fixedly connected to a height adjustment hand wheel (9.4).

6. A youth physical fitness motivator according to claim 5, characterized in that: The inner sleeve (9.7) is rotatably connected to a screw shaft (9.6), and the screw shaft (9.6) is threadedly connected to the inside of the nut (9.5).

7. A youth fitness motivator according to claim 6, characterized in that: The outer wall of the screw shaft (9.6) is sleeved with a thrust bearing armor (9.8), and the outer ring of the thrust bearing armor (9.8) is fixedly connected to the inner wall of the inner sleeve (9.7).

8. The youth physical fitness motivator according to claim 7, characterized in that: A worm wheel (9.9) is fixedly connected to the outer wall of the screw shaft (9.6), and the worm wheel (9.9) is meshingly connected to the worm (9.2).

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