CN220090393U - Physical training device for aerobics exercises - Google Patents

Abstract

The utility model relates to an aerobics physical training device, aim at solving the technical problem that the leg kicking lacks resistance training of the current aerobics, including the body, there are slewing mechanisms on the body, the slewing mechanism is made up of linkage assembly and distance-increasing assembly, the front of body has training adaptation assembly, the interface end of the training adaptation assembly is connected with linkage assembly input end, the body sidewall threaded connection has resistance assembly, the head end of the resistance assembly is contacted with surface of the distance-increasing assembly and connected, the linkage assembly is engaged with distance-increasing assembly and transmitted, position of the relative training adaptation assembly on the body is symmetrical structure and has two handrails fixedly, the utility model has clear and compact structural design, advantage with good practicability.

Description

Aerobics physical training device

Technical field

The utility model relates to the technical field of physical training, in particular to an aerobics physical training device.

Background technique

In aerobics, the center of gravity of the human body will continue to change with different technical movements. Therefore, hip strength training is the key to aerobics physical training, which will have a direct impact on the overall aerobics movements, and hip strength Training requires the use of physical training equipment.

Existing aerobics athletes mainly use one leg to support and the other leg to kick back and forth to exercise hip muscles and improve hip strength. Due to the lack of resistance training in leg kicking during training, physical training results in poor results. In view of this, we propose an aerobics physical training device.

Utility model content

The purpose of this utility model is to overcome the shortcomings of the existing technology, adapt to practical needs, and provide an aerobics physical training device to solve the current technical problem of lack of resistance training in aerobics leg kicking.

In order to achieve the purpose of the present utility model, the technical solution adopted by the present utility model is to design an aerobics physical training device. The resistance component includes a threaded mother rod and a resistance sub-rod. The threaded mother rod is threaded through the On the side wall of the body, the resistance sub-rod is slidably installed in the threaded mother rod, and the head end of the resistance sub-rod penetrates the inside of the threaded mother rod and is in contact with the resistance groove, and the threaded nut The surface of the rod is threadedly connected to the side wall of the body, and the inner side of the threaded female rod and the tail end of the resistance sub-rod are elastically connected to the inner cavity of the threaded female rod through a spring.

Preferably, the linkage component includes a rotating rod A. The rotating end of the rotating rod A is rotationally connected to the inner wall of one end of the body through a bearing A. The connecting end of the rotating rod A penetrates the inner wall of the other end of the body. The connection point between the rod A and the body is rotationally connected through a number of bearings B, and a gear A is fixed on the rotating rod A.

Preferably, the distance increasing assembly includes a rotating rod B. Both ends of the rotating rod B are rotationally connected through bearings C. The rotating rod B is fixed with a gear B and a resistance wheel. The gear B and the gear A are fixed. In meshing connection, the number of teeth of gear B is smaller than the number of teeth of gear A. A resistance groove is provided on the circumferential surface of the resistance wheel, and the resistance groove is in a semicircular structure.

Preferably, the training adapter assembly includes a Z-shaped rod, one end of the Z-shaped rod is rotationally connected to the connecting end of the rotating rod A, and the other end of the Z-shaped rod is rotationally connected to a leg restraint.

Preferably, the resistance component includes a threaded mother rod and a resistance sub-rod, the threaded mother rod is threaded through the side wall of the body, the surface of the threaded mother rod is threadedly connected to the side wall of the body, and the The resistance sub-rod is slidably installed in the threaded mother rod. The head end of the resistance sub-rod penetrates the inside of the threaded mother rod and is in contact with the resistance groove. The tail end of the resistance sub-rod is connected to the thread through a spring. The inner cavity of the mother rod is elastically connected, and the head end of the resistance rod has a hemispherical shape that matches the resistance groove.

Compared with the existing technology, the beneficial effects of this utility model are:

1. This utility model sets a resistance component so that when aerobics athletes use this device for physical training to improve hip strength, the training adapter component drives the rotation mechanism to rotate, and the resistance component provides resistance for the rotation mechanism, making the aerobics athletes' physical training more effective. Well, it solves the current technical problem of lack of resistance training in aerobics leg kicks.

2. In this utility model, gear B is meshed with gear A by setting up a distance increasing component. The number of teeth of gear B is smaller than the number of teeth of gear A, so that when gear A rotates, gear B rotates more relative to each other, and the rotation is expanded by arranging a resistance wheel. The circumferential surface of the Z-shaped rod further increases the friction distance at the head end of the resistance rod under unit rotation angle of the Z-shaped rod, making the aerobics athlete put one leg in the leg restraint and receive greater resistance when kicking in the longitudinal direction, improving the The training effect of this device is improved.

3. This utility model arranges the resistance components so that when the head end of the resistance sub-rod is in contact with the resistance groove and fixed laterally, the threaded mother rod rotates relative to the body, and the telescopic module formed by the threaded mother rod and the resistance sub-rod extends or shortens. When the spring is extended or shortened, the elastic force provided for the resistance sub-rod becomes larger or smaller correspondingly, and the resistance when the resistance wheel rotates correspondingly becomes larger or smaller, so that the device can adjust the resistance according to the actual situation of the athlete, and has higher applicability. .

4. The utility model also sets the head end of the resistance sub-rod into a hemispherical shape that matches the resistance groove, thereby increasing the contact area between the head end of the resistance sub-rod and the resistance groove, improving the resistance wheel, and further improving the training of this device Effect.

Description of the drawings

Figure 1 is a schematic diagram of the overall structure of the utility model in use;

Figure 2 is a schematic cross-sectional view of the overall structure of the utility model;

Figure 3 is a schematic cross-sectional view of a partial structure of Figure 2;

Figure 4 is a schematic structural diagram of the resistance component of the present utility model;

In the picture: 1. Body; 2. Rotating mechanism; 3. Adapter component; 4. Resistance component; 5. Handrail;

201. Linkage components; 202. Distance extending components;

301. Z-shaped rod; 302. Leg restraint;

401. Threaded mother rod; 402. Resistance rod; 403. Spring;

2011. Rotary rod A; 2012. Bearing A; 2013. Bearing B; 2014. Gear A;

2021. Rotating rod B; 2022. Bearing C; 2023. Gear B; 2024. Resistance wheel; 2025. Resistance groove.

Implementation

The utility model will be further described below in conjunction with the accompanying drawings and examples:

Embodiment 1: An aerobics physical training device, see Figures 1 to 4, including a body 1. The body 1 is provided with a rotating mechanism 2. The rotating mechanism 2 is composed of a linkage component 201 and a distance increasing component 202. The front of the body 1 is provided with a There is a training adapter component 3. The connecting end of the training adapter component 3 is connected to the input end of the linkage component 201. The side wall of the body 1 is threadedly connected to a resistance component 4. The head end of the resistance component 4 is connected to the surface of the distance increasing component 202. The linkage component 201 It is engaged and driven by the distance increasing component 202, and two handrails 5 are fixed on the body 1 in a symmetrical structure relative to the position of the training adapter component 3. By setting the resistance component 4 of the utility model, when aerobics athletes use this device for physical training to improve hip strength, the training adapter component 3 drives the rotation mechanism 2 to rotate, and the resistance component 4 provides resistance for the rotation mechanism 2, so that the aerobics athletes can improve their physical fitness. The training effect is better, and it solves the current technical problem of lack of resistance training in leg kicking in aerobics.

Specifically, the linkage component 201 includes a rotating rod A2011. The rotating end of the rotating rod A2011 is rotationally connected to the inner wall of one end of the body 1 through the bearing A2012. A number of bearings B2013 are rotationally connected, and a gear A2014 is fixed on the rotating rod A2011. As a preferred embodiment of the present invention, through the above arrangement, when the aerobics athlete puts one leg into the leg restraint 302 and kicks it, the Z-shaped rod 301 drives the rotating rod A2011 to rotate, and then drives the gear A2014 Turn.

Further, the distance increasing assembly 202 includes a rotating rod B2021. Both ends of the rotating rod B2021 are rotationally connected through the bearing C2022. The rotating rod B2021 is fixed with a gear B2023 and a resistance wheel 2024. The gear B2023 is meshed with the gear A2014. The number of teeth of the gear B2023 is less than The number of teeth of gear A2014, the resistance groove 2025 is provided on the circumferential surface of the resistance wheel 2024, and the resistance groove 2025 has a semicircular structure. The utility model sets the distance increasing component 202, and the gear B2023 is meshed with the gear A2014. The number of teeth of the gear B2023 is smaller than the number of teeth of the gear A2014, so that when the gear A2014 rotates, the gear B2023 rotates more relatively, and the rotation is expanded by arranging the resistance wheel 2024. The circumferential surface of the Z-shaped rod 301 further increases the friction distance of the resistance end of the resistance component 4 under the unit rotation angle of the Z-shaped rod 301, so that the aerobics athlete puts one leg into the leg restraint 302 and receives greater resistance when kicking in the longitudinal direction. Improved the training effect of this device.

Furthermore, the training adapter component 3 includes a Z-shaped rod 301, one end of the Z-shaped rod 301 is rotationally connected to the connecting end of the rotating rod A2011, and the other end of the Z-shaped rod 301 is rotationally connected to a leg restraint 302. As a preferred embodiment of the present utility model, the present utility model arranges the Z-shaped rod 301 so that when using the device, the distance between the gymnast and the body 1 increases the space for the gymnast to train, making the device more usable. high.

In addition, the resistance component 4 includes a threaded mother rod 401 and a resistance sub-rod 402. The threaded mother rod 401 is threaded through the side wall of the body 1. The surface of the threaded mother rod 401 is threadedly connected to the side wall of the body 1. The resistance sub-rod 402 slides Located in the threaded mother rod 401, the head end of the resistance sub-rod 402 penetrates the inside of the threaded mother rod 401 and is in contact with the resistance groove 2025. The rear end of the resistance sub-rod 402 is elastically connected to the inner cavity of the threaded mother rod 401 through a spring 403. The head end of the rod 402 has a hemispherical shape that matches the resistance groove 2025. The utility model arranges the resistance component 4 so that when the head end of the resistance sub-rod 402 contacts the resistance groove 2025 and is fixed laterally, the threaded mother rod 401 rotates relative to the body 1, and the threaded mother rod 401 and the resistance sub-rod 402 form a telescopic module. When the spring 403 is extended or shortened, the elastic force provided by the resistance sub-rod 402 becomes larger or smaller correspondingly, and the resistance when the resistance wheel 2024 rotates becomes larger or smaller accordingly, so that the device can be adapted to the actual situation of the athlete. Adjust the resistance size for higher applicability. The utility model also sets the head end of the resistance sub-rod 402 in a hemispherical shape that matches the resistance groove 2025, thereby increasing the contact area between the head end of the resistance sub-rod 402 and the resistance groove 2025, increasing the resistance wheel 2024, and further improving the performance of the present invention. The training effect of the device.

Working principle: When the aerobics athlete performs physical training, the aerobics athlete grabs one of the handrails 5 with both hands, stands with one leg, puts the other leg into the leg restraint 302 and kicks it in the longitudinal direction, and the Z-shaped rod 301 drives the rotating rod A2011 Rotate, the gear A2014 on the rotating rod A2011 rotates with the gear B2023, the resistance wheel 2024 rotates synchronously, the head end of the resistance sub-rod 402 rubs against the resistance groove 2025 to generate resistance, and the inside of the threaded mother rod 401 and the tail end of the resistance sub-rod 402 pass through the spring 403 The elastic connection allows the threaded mother rod 401 to rotate relative to the body 1 when the head end of the resistance sub-rod 402 contacts the resistance groove 2025 and is fixed laterally. The telescopic module formed by the threaded mother rod 401 and the resistance sub-rod 402 extends or shortens, and the spring 403 lengthens or shortens, correspondingly the elastic force provided by the resistance sub-rod 402 increases or decreases, and the resistance when the resistance wheel 2024 rotates increases or decreases accordingly. In addition, the number of teeth of gear B2023 is smaller than the number of teeth of gear A2014, causing gear A2014 to rotate. When the resistance wheel 2024 rotates more, the training effect of the device is indirectly improved. After the strength training of one hip is completed, the athlete turns around and continues to train the hip strength of the other side. The above is the method of training the hip meridian strength. , when it is necessary to exercise the axial strength of the hip, the athlete can grab an armrest 5 with each hand, put the other leg into the leg restraint 302 and kick it axially.

The embodiments of the present utility model disclose preferred embodiments, but are not limited thereto. Persons of ordinary skill in the art can easily understand the spirit of the present utility model based on the above embodiments and make different extensions and changes. , but as long as they do not deviate from the spirit of the present utility model, they are all within the protection scope of the present utility model.

Claims (7)

1. An aerobics physical training device, characterized in that it includes a main body (1), a rotating mechanism (2) is provided on the main body (1), and the rotating mechanism (2) is composed of a linkage component (201) and an increaser. It consists of a distance component (202), a training adapter component (3) is provided on the front of the body (1), and the connecting end of the training adapter component (3) is connected to the input end of the linkage component (201). (1) A resistance component (4) is threadedly connected to the side wall. The head end of the resistance component (4) is in surface contact with the distance-increasing component (202). The linkage component (201) is in contact with the distance-increasing component (202). 202) Engagement transmission, and two armrests (5) are fixed on the body (1) in a symmetrical structure relative to the position of the training adapter component (3). 2. The aerobics physical training device according to claim 1, characterized in that the linkage component (201) includes a rotating rod A (2011), and the rotating end of the rotating rod A (2011) is connected with the body (1 ) The inner wall of one end is rotationally connected through bearing A (2012). The connecting end of the rotating rod A (2011) passes through the inner wall of the other end of the body (1). The rotating rod A (2011) passes through the body (1). The joints are rotationally connected through several bearings B (2013), and a gear A (2014) is fixed on the rotating rod A (2011). 3. The aerobics physical training device according to claim 2, characterized in that the distance increasing component (202) includes a rotating rod B (2021), and both ends of the rotating rod B (2021) pass through bearings C ( 2022) is rotationally connected, the rotating rod B (2021) is fixed with a gear B (2023) and a resistance wheel (2024), and the gear B (2023) is meshedly connected with the gear A (2014). 4. The aerobics physical training device according to claim 3, characterized in that the number of teeth of gear B (2023) is smaller than the number of teeth of gear A (2014); A resistance groove (2025) is provided on the circumferential surface of the resistance wheel (2024), and the resistance groove (2025) has a semicircular structure. 5. The aerobics physical training device according to claim 4, characterized in that the training adapter component (3) includes a Z-shaped rod (301), one end of the Z-shaped rod (301) is connected to the rotating rod. The connecting end of A (2011) is rotatably connected, and the other end of the Z-shaped rod (301) is rotatably connected with a leg restraint (302). 6. The aerobics physical training device according to claim 4, characterized in that the resistance component (4) includes a threaded mother rod (401) and a resistance sub-rod (402), and the threaded mother rod (401) is threaded Passed through the side wall of the body (1), the surface of the threaded female rod (401) is threadedly connected to the side wall of the body (1), and the resistance sub-rod (402) is slidably arranged on the threaded female rod (401) 401), the head end of the resistance sub-rod (402) passes through the inside of the threaded mother rod (401) and is in contact with the resistance groove (2025), and the tail end of the resistance sub-rod (402) passes through a spring (401). 403) is elastically connected to the inner cavity of the threaded female rod (401). 7. The aerobics physical training device according to claim 6, characterized in that the head end of the resistance sub-rod (402) has a hemispherical shape adapted to the resistance groove (2025).