CN220090393U

CN220090393U - Physical training device for aerobics exercises

Info

Publication number: CN220090393U
Application number: CN202321585854.1U
Authority: CN
Inventors: 王莉莉; 王宇轩; 姚远; 刘俊
Original assignee: East China Institute of Technology
Current assignee: East China Institute of Technology
Priority date: 2023-06-21
Filing date: 2023-06-21
Publication date: 2023-11-28
Anticipated expiration: 2033-06-21

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

Physical training device for aerobics exercises

Technical Field

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

Background

In aerobics exercises, the center of gravity of a human body can be changed continuously along with different technical actions, so that the hip strength training is a key of the aerobics physical training, the whole motion of the aerobics exercises can be directly influenced, and the hip strength training needs to use a physical training device.

The existing aerobics athlete mainly uses one leg to support, and the other leg kicks back and forth and left and right to exercise hip muscles, so that hip strength is improved. Because during training, the leg kicks lack resistance training, the physical training effect is poor. In view of this, we propose an aerobics physical training device.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art, adapt to the actual needs, and provide an aerobics physical training device so as to solve the technical problem that the current aerobics leg kicking lacks resistance training.

In order to achieve the purpose of the utility model, the technical scheme adopted by the utility model is as follows: the utility model provides an aerobics exercises physical training device, resistance module includes female pole of screw thread and resistance son pole, female pole screw thread wears to locate the body lateral wall of screw thread, resistance son pole slip is located in the female pole of screw thread, resistance son pole head end wear out the female pole of screw thread is inside and with resistance groove contact connection, female pole surface of screw thread with body lateral wall threaded connection, the female pole inboard of screw thread with resistance son pole tail end pass through the spring with female pole inner chamber elastic connection of screw thread.

Preferably, the linkage assembly comprises a rotating rod A, the rotating end of the rotating rod A is rotationally connected with the inner wall of one end of the body through a bearing A, the connecting end of the rotating rod A penetrates out of the inner wall of the other end of the body, the rotating rod A is rotationally connected with the penetrating joint of the body through a plurality of bearings B, and a gear A is fixedly arranged on the rotating rod A.

Preferably, the distance increasing component comprises a rotating rod B, two ends of the rotating rod B are rotationally connected through a bearing C, a gear B and a resistance wheel are fixedly arranged on the rotating rod B, the gear B is in meshed connection with the gear A, the number of teeth of the gear B is smaller than that of the gear A, a resistance groove is formed in the circumferential surface of the resistance wheel, and the resistance groove is of a semicircular structure.

Preferably, the training adaptation component comprises a Z-shaped rod, one end of the Z-shaped rod is rotationally connected with the connecting end of the rotating rod A, and the other end of one end of the Z-shaped rod is rotationally connected with a leg binding device.

Preferably, the resistance component comprises a threaded female rod and a resistance sub-rod, the threaded female rod is threaded through the side wall of the body, the surface of the threaded female rod is in threaded connection with the side wall of the body, the resistance sub-rod is slidably arranged in the threaded female rod, the head end of the resistance sub-rod penetrates out of the threaded female rod and is in contact connection with the resistance groove, the tail end of the resistance sub-rod is in elastic connection with the inner cavity of the threaded female rod through a spring, and the head end of the resistance sub-rod is in a hemispherical shape matched with the resistance groove.

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

1. according to the utility model, by arranging the resistance component, when the aerobics athlete uses the device to train and lift the hip strength, the training adapting component drives the rotating mechanism to rotate, and the resistance component provides resistance for the rotating mechanism, so that the aerobics athlete can train better, and the technical problem that the current aerobics athlete leg kicking lacks resistance training is solved.

2. According to the utility model, the distance increasing component is arranged, the gear B is in meshed connection with the gear A, the number of teeth of the gear B is smaller than that of teeth of the gear A, so that when the gear A rotates, the gear B rotates relatively more, the rotating circumferential surface is enlarged by arranging the resistance wheels, and further the friction distance generated by the head end of the resistance sub rod under the unit rotation angle of the Z-shaped rod is prolonged, so that the resistance of one leg of an aerobics player, which is put into the leg binding device, is larger, and the training effect of the device is improved.

3. According to the utility model, the resistance component is arranged, so that under the condition that the head end of the resistance sub-rod is in contact with the resistance groove and is transversely fixed, the threaded female rod rotates relative to the body, the telescopic module formed by the threaded female rod and the resistance sub-rod is stretched or shortened, the spring is stretched or shortened, the elastic force correspondingly provided for the resistance sub-rod is increased or reduced, and the resistance correspondingly increases or reduces when the resistance wheel rotates, so that the device can adjust the resistance according to the actual situation of a sportsman, and has higher applicability.

4. The utility model also improves the contact area between the head end of the resistance sub rod and the resistance groove, improves the resistance wheel and further improves the training effect of the device by arranging the head end of the resistance sub rod in a hemispherical shape matched with the resistance groove.

Drawings

FIG. 1 is a schematic view of the whole structure of the present utility model in a use state;

FIG. 2 is a schematic cross-sectional view of the overall structure of the present utility model;

FIG. 3 is a schematic cross-sectional view of a portion of the structure of FIG. 2;

FIG. 4 is a schematic view of the resistance assembly of the present utility model;

in the figure: 1. a body; 2. a rotating mechanism; 3. an adapter assembly; 4. a resistance assembly; 5. an armrest;

201. a linkage assembly; 202. a distance increasing component;

301. a Z-shaped rod; 302. leg bunching devices;

401. a threaded female rod; 402. a resistance sub-rod; 403. a spring;

2011. a rotating rod A; 2012. a bearing A; 2013. a bearing B; 2014. a gear A;

2021. a rotating rod B; 2022. a bearing C; 2023. a gear B; 2024. a resistance wheel; 2025. resistance grooves.

Description of the embodiments

The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:

example 1: the utility model provides an aerobics exercises physical training device, see fig. 1 through 4, including body 1, be equipped with slewing mechanism 2 on the body 1, slewing mechanism 2 comprises linkage subassembly 201 and increase apart from subassembly 202, body 1 openly is equipped with training adaptation subassembly 3, training adaptation subassembly 3 link is connected with linkage subassembly 201 input, body 1 lateral wall threaded connection has resistance subassembly 4, resistance subassembly 4 head end is connected with increase apart from subassembly 202 surface contact, linkage subassembly 201 and increase apart from subassembly 202 meshing transmission, the position of relative training adaptation subassembly 3 on the body 1 is symmetrical structure and has set firmly two armrests 5. According to the utility model, by arranging the resistance component 4, when an aerobics athlete uses the device to train and lift hip strength, the training adapting component 3 drives the rotating mechanism 2 to rotate, and the resistance component 4 provides resistance for the rotating mechanism 2, so that the aerobics athlete can train better, and the technical problem that the current aerobics athlete leg kicking lacks resistance training is solved.

Specifically, the linkage assembly 201 includes a rotating rod a2011, the rotating end of the rotating rod a2011 is rotationally connected with the inner wall of one end of the body 1 through a bearing a2012, the connecting end of the rotating rod a2011 penetrates out of the inner wall of the other end of the body 1, the penetrating part of the rotating rod a2011 and the body 1 is rotationally connected through a plurality of bearings B2013, and a gear a2014 is fixedly arranged on the rotating rod a 2011. As a preferred embodiment of the present utility model, the present utility model is configured such that when one leg of an aerobics player is put into the leg-restraining device 302 to kick, the Z-shaped rod 301 drives the rotating rod a2011 to rotate, and further drives the gear a2014 to rotate.

Further, the distance increasing component 202 includes a rotating rod B2021, two ends of the rotating rod B2021 are rotatably connected through a bearing C2022, a gear B2023 and a resistance wheel 2024 are fixedly arranged on the rotating rod B2021, the gear B2023 is meshed with the gear a2014, the number of teeth of the gear B2023 is smaller than that of the gear a2014, a resistance groove 2025 is formed in the circumferential surface of the resistance wheel 2024, and the resistance groove 2025 is in a semicircular structure. According to the utility model, the distance increasing component 202 is arranged, the gear B2023 is in meshed connection with the gear A2014, the number of teeth of the gear B2023 is smaller than that of teeth of the gear A2014, so that when the gear A2014 rotates, the gear B2023 rotates relatively more, the rotating circumferential surface is enlarged by arranging the resistance wheel 2024, the friction distance of the resistance end of the resistance component 4 is further increased along the unit rotation angle of the Z-shaped rod 301, the resistance of the aerobics player, which is received by the warp kicking of one leg of the aerobics player, is larger, and the training effect of the device is improved.

Still further, training adapter subassembly 3 includes Z type pole 301, and Z type pole 301 one end is connected with bull stick A2011 link rotation, and Z type pole 301 one end other end is connected with the leg binder 302 in rotation. As a preferred embodiment of the utility model, the Z-shaped rod 301 is arranged, so that the distance between a gymnastics player and the body 1 is increased when the device is used, the training space of the gymnastics player is increased, and the usability of the device is higher.

In addition, the resistance component 4 includes a threaded female rod 401 and a resistance sub rod 402, the threaded female rod 401 is threaded through the side wall of the body 1, the surface of the threaded female rod 401 is in threaded connection with the side wall of the body 1, the resistance sub rod 402 is slidably disposed in the threaded female rod 401, the head end of the resistance sub rod 402 is threaded out of the threaded female rod 401 and is in contact connection with the resistance groove 2025, the tail end of the resistance sub rod 402 is elastically connected with the inner cavity of the threaded female rod 401 through a spring 403, and the head end of the resistance sub rod 402 is in a hemispherical shape adapted to the resistance groove 2025. According to the utility model, by arranging the resistance component 4, under the condition that the head end of the resistance sub-rod 402 is in contact with the resistance groove 2025 and is transversely fixed, the threaded female rod 401 rotates relative to the body 1, the telescopic module formed by the threaded female rod 401 and the resistance sub-rod 402 is prolonged or shortened, the spring 403 is prolonged or shortened, the elastic force provided for the resistance sub-rod 402 correspondingly increases or reduces, and the resistance when the resistance wheel 2024 rotates correspondingly increases or reduces, so that the device can adjust the resistance according to the actual situation of a sportsman, and has higher applicability. The utility model also improves the contact area between the head end of the resistance sub-rod 402 and the resistance groove 2025, improves the resistance wheel 2024 and further improves the training effect of the device by arranging the head end of the resistance sub-rod 402 in a hemispherical shape matched with the resistance groove 2025.

Working principle: when an aerobics athlete exercises, the aerobics athlete grabs one of the armrests 5 with both hands, one leg stands, the other leg is put into the telescopic module formed by the leg bunching device 302 for radial kicking, the Z-shaped rod 301 drives the rotating rod A2011 to rotate, the gear A2014 on the rotating rod A2011 is provided with the gear B2023 to rotate, the resistance wheel 2024 synchronously rotates, the head end of the resistance sub-rod 402 rubs with the resistance groove 2025 to generate resistance, the inner side of the threaded female rod 401 is elastically connected with the tail end of the resistance sub-rod 402 through the spring 403, the threaded female rod 401 rotates relative to the body 1 under the condition that the head end of the resistance sub-rod 402 is transversely fixed with the resistance groove 2025, the telescopic module formed by the threaded female rod 401 and the resistance sub-rod 402 extends or shortens, the spring 403 extends or shortens, the elastic force provided by the corresponding resistance sub-rod 402 is correspondingly enlarged or reduced, the resistance force corresponding to the resistance force provided by the rotation of the resistance wheel 2024 is reduced, in addition, the tooth number of the gear B2023 is smaller than the tooth number of the gear A2014, when the gear A2014 rotates, the resistance wheel 4 rotates more, the training effect is indirectly improved, the hip is trained by the hip seat part, the hip seat back body is continuously trained, and the hip seat back is put into the leg bunching device for axial exercise, and the other leg bunching device can exercise, and the leg is put into the leg bunching device for the leg exercise, and the leg is axially exercises when the hip is required to exercise, and the hip is moved.

The embodiments of the present utility model are disclosed as preferred embodiments, but not limited thereto, and those skilled in the art will readily appreciate from the foregoing description that various modifications and variations can be made without departing from the spirit of the present utility model.

Claims

1. The utility model provides an aerobics exercises physical training device, its characterized in that, including body (1), be equipped with slewing mechanism (2) on body (1), slewing mechanism (2) are constituteed by linkage subassembly (201) and increase apart from subassembly (202), body (1) openly is equipped with training adaptation subassembly (3), training adaptation subassembly (3) link with linkage subassembly (201) input is connected, body (1) lateral wall threaded connection has resistance component (4), resistance component (4) head end with increase apart from subassembly (202) surface contact and be connected, linkage subassembly (201) with increase apart from subassembly (202) meshing transmission, on body (1) relative the position of training adaptation subassembly (3) is symmetrical structure and has set firmly two handrail (5).

2. The aerobics physical training device of claim 1, wherein the linkage assembly (201) comprises a rotating rod a (2011), a rotating end of the rotating rod a (2011) is rotatably connected with an inner wall of one end of the body (1) through a bearing a (2012), a connecting end of the rotating rod a (2011) penetrates out of an inner wall of the other end of the body (1), a penetrating joint of the rotating rod a (2011) and the body (1) is rotatably connected through a plurality of bearings B (2013), and a gear a (2014) is fixedly arranged on the rotating rod a (2011).

3. The aerobics physical training device according to claim 2, wherein the distance increasing assembly (202) comprises a rotating rod B (2021), two ends of the rotating rod B (2021) are rotatably connected through a bearing C (2022), a gear B (2023) and a resistance wheel (2024) are fixedly arranged on the rotating rod B (2021), and the gear B (2023) is meshed with the gear a (2014).

4. An aerobics physical training apparatus as claimed in claim 3, wherein the number of teeth of said gear B (2023) is smaller than the number of teeth of said gear a (2014);

resistance grooves (2025) are formed in the circumferential surface of the resistance wheel (2024), and the resistance grooves (2025) are of semicircular structures.

5. The aerobics physical training device according to claim 4, wherein the training adapting assembly (3) comprises a Z-shaped rod (301), one end of the Z-shaped rod (301) is rotatably connected with the connecting end of the rotating rod a (2011), and the other end of the Z-shaped rod (301) is rotatably connected with a leg binding device (302).

6. The aerobics physical training device according to claim 4, wherein the resistance component (4) comprises a threaded female rod (401) and a resistance sub rod (402), the threaded female rod (401) is threaded through the side wall of the body (1), the surface of the threaded female rod (401) is in threaded connection with the side wall of the body (1), the resistance sub rod (402) is slidably arranged in the threaded female rod (401), the head end of the resistance sub rod (402) penetrates out of the threaded female rod (401) and is in contact connection with the resistance groove (2025), and the tail end of the resistance sub rod (402) is in elastic connection with the inner cavity of the threaded female rod (401) through a spring (403).

7. The aerobics physical training apparatus of claim 6 wherein the resistance sub-rod (402) head end is hemispherical in shape to fit the resistance groove (2025).