CN113491619B

CN113491619B - Multifunctional aerobics exercises physique training teaching device

Info

Publication number: CN113491619B
Application number: CN202110793125.4A
Authority: CN
Inventors: 樊汶桦; 吕媛媛; 徐好娜; 彭晓静; 黄增松
Original assignee: Jiaying University
Current assignee: Jiaying University
Priority date: 2021-07-14
Filing date: 2021-07-14
Publication date: 2023-06-02
Anticipated expiration: 2041-07-14
Also published as: CN113491619A

Abstract

The invention provides a multifunctional aerobics body training teaching device, which belongs to the technical field of sports apparatuses and comprises a supporting part, a driving part, an adjusting part, a thigh compression part, a leg supporting plate and a propping part, wherein the leg supporting plate is hinged to one side of the supporting part, the driving part and the propping part are both arranged in the supporting part, one end of the propping part is connected with the leg supporting plate, the output end of the driving part is movably connected with the propping part, and the driving part can drive the propping part to move along the inside of the supporting part and is used for propping up the leg supporting plate to drive the leg supporting plate to rotate along one side of the supporting part. Compared with the prior art, the embodiment of the invention can timely interrupt stretching training according to the stretching condition of the leg ligaments so as to prevent the ligaments from being injured due to excessive stretching, and has the advantages of simple structure, convenient use and flexible and reliable control.

Description

Multifunctional aerobics exercises physique training teaching device

Technical Field

The invention belongs to the technical field of sports apparatuses, and particularly relates to a multifunctional aerobics physical training teaching device.

Background

Aerobics exercises are aerobic exercises, and are characterized by continuous middle-low degree whole body exercises for a certain time, mainly exercise the heart and lung functions of exercisers, are the basis of aerobic endurance quality, and have higher requirements on physical quality of athletes.

At present, in the body training process of aerobics exercises, the training target is usually required to be completed by means of corresponding auxiliary instruments, in the prior art, when the leg ligaments are stretched and trained, training staff generally lie on the bed body, the legs of the human body are driven to be lifted upwards by the aid of the driving structure, so that ligament stretching and training are completed, and when the body training device is used for training in the mode, the driving structure is inconvenient to control, the leg lifting is easy to be excessive, and the ligaments are strained.

Disclosure of Invention

Aiming at the defects of the prior art, the technical problem to be solved by the embodiment of the invention is to provide a multifunctional aerobics physical training teaching device.

In order to solve the technical problems, the invention provides the following technical scheme:

a multifunctional aerobics exercises body training teaching device, which comprises a supporting part, a driving part, an adjusting part, a thigh compacting part, a leg supporting plate and a supporting part,

the leg support plate is hinged on one side of the support part, the driving part and the propping part are both arranged in the support part, one end of the propping part is connected with the leg support plate, the output end of the driving part is movably connected with the propping part,

the driving part can drive the propping part to move along the inside of the supporting part and is used for propping up the leg supporting plate to drive the leg supporting plate to rotate along one side of the supporting part,

the thigh compacting part is arranged on one side of the leg supporting plate far away from the supporting part and is used for compacting the thigh part,

the adjusting part is arranged inside the supporting part, and when the leg supporting plate rotates to a certain angle, the adjusting part can move inside the supporting part so as to disconnect the connection state between the driving part and the top supporting part.

As a further improvement of the invention: the driving part comprises a motor and a rotating shaft connected with the output end of the motor,

the top support portion comprises a thread bush, a screw rod and a support rod, the screw rod is rotatably installed inside the support portion, the thread bush is sleeved outside the screw rod and in threaded fit with the screw rod, one end of the support rod is hinged to the leg support plate, the other end of the support rod is hinged to the thread bush, the screw rod is hollow inside, one end of the rotating shaft, far away from the motor, extends to the inside of the screw rod, a key bar is arranged on the side wall of the rotating shaft, and a key groove matched with the key bar is formed in the side wall of the screw rod.

As a further improvement of the invention: the side wall of the rotating shaft is provided with a clamping groove, the key bar is movably embedded in the clamping groove, one end of the key bar is provided with an inclined plane, one side of the supporting part is provided with a notch,

the adjusting part comprises a sliding sleeve and a handle, the sliding sleeve is sleeved outside the rotating shaft in a sliding mode, the handle is hinged to one side of the sliding sleeve, and one end, away from the sliding sleeve, of the handle extends from the notch to the outside of the supporting part.

As a further improvement of the invention: the inner wall of the notch is fixedly provided with a pin rod, the handle is provided with a sliding groove, and the pin rod penetrates through the sliding groove and is in movable fit with the handle.

As a still further improvement of the invention: the clamping groove is internally provided with a plurality of first elastic pieces for supporting the key bars, and the sliding sleeve is connected with one end of the screw rod through a second elastic piece.

As a still further improvement of the invention: the thigh compacting part comprises a fixing rod fixedly arranged on one side, far away from the supporting part, of the leg supporting plate and a pressing rod fixedly arranged on one end, far away from the leg supporting plate, of the fixing rod, and the pressing rod and the fixing rod are of a T-shaped structure.

As a still further improvement of the invention: the support part is a box body or a bed body structure with a hollow structure inside, a headrest is arranged on one side of the support part, and a plurality of supporting legs are fixedly arranged on one side of the support part away from the headrest.

Compared with the prior art, the invention has the beneficial effects that:

in the embodiment of the invention, when the leg support plate is used, a training person can lie on the upper part of the support part, the leg of the training person can be put on one side of the leg support plate, the thigh part of the training person can be compressed by the thigh compression part, the support part is driven to move along the inside of the support part by the driving part, the leg support plate can be jacked up to drive the leg support plate to rotate along the support part when the support part moves, so as to drive the leg to synchronously rotate, at the moment, because of the compression effect of the thigh compression part, the thighs and the shanks of the training person can be ensured to be kept straight, so that the stretching exercise of the leg ligaments is realized, when the leg support plate rotates to a certain angle, and the training person feels that the leg ligaments are stretched to reach the tolerance limit, the adjusting part can be controlled to move in the support part, so as to break the connection between the driving part and the support part, and the leg support plate can not be continuously driven to move along the support part at the current position, thereby avoiding the injury of the leg ligaments caused by excessive training.

Drawings

FIG. 1 is a schematic diagram of a multifunctional aerobics physical training teaching device;

FIG. 2 is a schematic diagram of the thigh compression part of the multifunctional aerobics physical training teaching device;

FIG. 3 is a schematic diagram illustrating the installation of an adjustment section in a multifunctional aerobics physical training teaching device;

FIG. 4 is a schematic diagram of the structure of the adjusting part of the multifunctional gymnastics physical training teaching device;

FIG. 5 is an enlarged schematic view of area A of FIG. 1;

in the figure: 1-supporting part, 11-headrest, 12-landing leg, 2-driving part, 21-motor, 22-pivot, 23-draw-in groove, 24-first elastic piece, 3-adjusting part, 31-sliding sleeve, 32-keybar, 33-second elastic piece, 34-handle, 35-sliding groove, 36-pin rod, 37-inclined plane, 4-thigh compacting part, 41-dead lever, 42-depression bar, 5-leg supporting plate, 6-jacking part, 61-supporting rod, 62-lead screw, 63-thread bush, 64-keyway.

Description of the embodiments

The technical scheme of the patent is further described in detail below with reference to the specific embodiments.

Embodiments of the present patent are described in detail below, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it should be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the patent and simplify the description, and do not indicate or imply that the devices or elements being referred to must have a particular orientation, be configured and operated in a particular orientation, and are therefore not to be construed as limiting the patent.

In the description of this patent, it should be noted that, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "disposed" are to be construed broadly, and may be fixedly connected, disposed, detachably connected, disposed, or integrally connected, disposed, for example. The specific meaning of the terms in this patent will be understood by those of ordinary skill in the art as the case may be.

Referring to fig. 1, this embodiment provides a multifunctional aerobics physical training teaching device, including supporting part 1, driving part 2, adjustment part 3, thigh hold-down part 4, shank backup pad 5 and top support part 6, shank backup pad 5 articulates and sets up supporting part 1 one side, driving part 2 and top support part 6 all set up inside supporting part 1, top support part 6 one end with shank backup pad 5 links to each other, driving part 2 output with top support part 6 swing joint, driving part 2 can drive top support part 6 is followed supporting part 1 is inside to be removed for with the jack-up of shank backup pad 5, it is followed that shank backup pad 5 rotates to drive shank backup pad 1 one side, thigh hold-down part 4 sets up shank backup pad 5 is kept away from one side of supporting part 1 for compress tightly thigh position, adjustment part 3 sets up inside supporting part 1, when shank backup pad 5 rotates to a certain angle, adjustment part 3 can remove inside supporting part 1 with the top support part 2 is connected with top support part 6.

During the use, training personnel can lie on supporting part 1 upper portion, training personnel's shank can take in leg part backup pad 5 one side, utilize thigh pressure portion 4 to compress tightly training personnel's thigh position this moment, drive the internal portion of propping up portion 6 along supporting part 1 through drive portion 2 and remove, can jack up leg part backup pad 5 when propping up portion 6 removes, order about leg part backup pad 5 to rotate along supporting part 1, in order to drive shank synchronous rotation, this moment because the effect of compressing up of thigh pressure portion 4, can guarantee that training personnel's thigh and shank keep straight, in order to realize the tensile exercise of shank ligament, rotate to certain angle at leg part backup pad 5, and training personnel feel shank ligament stretch to reach the tolerance limit, steerable adjusting part 3 is inside removing at supporting part 1, in order to break off the connection between drive portion 2 and the propping up portion 6, drive portion 2 can't continue to drive propping up portion 6 and remove this moment, leg backup pad 5 keeps static in current position, thereby avoid training excessively and lead to the shank injury.

Referring to fig. 1, 3 and 5, in one embodiment, the driving part 2 includes a motor 21 and a rotating shaft 22 connected to an output end of the motor 21, the propping part 6 includes a threaded sleeve 63, a screw rod 62 and a supporting rod 61, the screw rod 62 is rotatably installed inside the supporting part 1, the threaded sleeve 63 is sleeved outside the screw rod 62 and is in threaded fit with the screw rod 62, one end of the supporting rod 61 is hinged to the leg supporting plate 5, the other end of the supporting rod 61 is hinged to the threaded sleeve 63, the screw rod 62 is hollow, one end of the rotating shaft 22 far away from the motor 21 extends into the screw rod 62, a key bar 33 is arranged on a side wall of the rotating shaft 22, and a key groove 64 matched with the key bar 33 is formed in a side wall of the screw rod 62.

The motor 21 drives the rotating shaft 22 to rotate, the spindle 62 can be driven to rotate when the rotating shaft 22 rotates by utilizing the matching of the key bar 33 and the key groove 64, and the spindle 62 can drive the threaded sleeve 63 to move due to the threaded matching of the spindle 62 and the threaded sleeve 63, so that the stay bar 61 is driven to be erected to drive the leg support plate 5 to rotate along the support part 1, and the leg support plate 5 can drive the leg to be lifted when rotating, so that the ligament is stretched.

In another embodiment, the driving part 2 may further include a driving motor and a gear disposed at an output end of the driving motor, the propping part 6 may further include a connecting rod slidably mounted in the supporting part 1, one side of the connecting rod is provided with a rack meshed with the gear, one side of the connecting rod is further hinged with a propping rod, and one end of the propping rod, which is far away from the connecting rod, is hinged with the bottom of the leg supporting plate 5.

The driving motor drives the gear to rotate, the connecting rod is driven to slide in the supporting part 1 by utilizing the meshing effect of the gear and the rack so as to drive one end of the top supporting rod to move, and in the process, the top supporting rod can be gradually vertical so as to drive the leg supporting plate 5 to rotate along one side of the supporting part 1 and drive the leg to lift up, so that the stretching of the ligament is realized.

Referring to fig. 4 and 5, in one embodiment, the side wall of the rotating shaft 22 is provided with a clamping groove 23, the key bar 33 is movably embedded in the clamping groove 23, one end of the key bar 33 is provided with an inclined surface 37, one side of the supporting portion 1 is provided with a notch, the adjusting portion 3 includes a sliding sleeve 31 and a handle 34, the sliding sleeve 31 is slidably sleeved outside the rotating shaft 22, the handle 34 is hinged on one side of the sliding sleeve 31, and one end of the handle 34, which is far away from the sliding sleeve 31, extends from the notch to the outside of the supporting portion 1.

Through pulling handle 34, handle 34 can drive sliding sleeve 31 and remove along pivot 22, can act on inclined plane 37 when sleeve 31 removes to drive key bar 33 to the inside removal of draw-in groove 23, make key bar 33 break away from the inside of keyway 64, make the transmission effect between key bar 33 and the keyway 64 remove, can't drive lead screw 62 rotation when pivot 22 rotates this moment, make shank backup pad 5 keep static in a certain position, in order to prevent shank backup pad 5 rotation angle too big, avoid the shank ligament to excessively stretch and hurt.

In another embodiment, the rack is slidably engaged with the link and is capable of sliding in a direction perpendicular to the link, and the adjusting portion 3 may further include a lever having one end connected to the rack, and an end of the lever remote from the rack extends to the outside of the supporting portion 1.

The rack can be driven to slide along one side of the connecting rod through the operating rod, so that the meshing effect between the rack and the gear is relieved, the rotation of the gear can not drive the connecting rod to continue moving at the moment, and then the leg support plate 5 is kept static at a certain position, so that the leg support plate 5 is prevented from being excessively large in rotation angle, and the leg ligaments are prevented from being excessively stretched to be injured.

Referring to fig. 5, in one embodiment, a pin 36 is fixedly disposed on the inner wall of the notch, a chute 35 is formed on the handle 34, and the pin 36 penetrates the chute 35 and is movably matched with the handle 34.

Through the movable fit of the pin rod 36 and the chute 35, the handle 34 can swing by taking the pin rod 36 as a fulcrum, so that the sliding sleeve 31 is pushed, and the sliding sleeve 31 is driven to move stably along the rotating shaft 22.

Referring to fig. 4 and 5, in one embodiment, a plurality of first elastic members 24 for supporting the key bar 33 are disposed in the clamping groove 23, and the sliding sleeve 31 is connected to one end of the screw 62 through a second elastic member 32.

After the training personnel adapt to the current ligament tensile training strength, the handle 34 can be loosened, the sliding sleeve 31 can be driven to reversely move along the rotating shaft 22 under the action of the second elastic piece 34, the first elastic piece 24 can drive the key bar 33 to reversely move along the inside of the clamping groove 23, so that the key bar 33 is embedded into the key groove 64 again, and at the moment, the screw rod 62 can be driven to rotate again when the rotating shaft 22 rotates, so that the leg support plate 5 is driven to rotate continuously, and further the leg is lifted continuously.

In the above embodiment, the first elastic member 24 and the second elastic member 32 may be springs or metal elastic sheets, which is not limited herein.

Referring to fig. 2, in one embodiment, the thigh pressing portion 4 includes a fixing rod 41 fixedly disposed on a side of the leg supporting plate 5 away from the supporting portion 1, and a pressing rod 42 fixedly disposed on an end of the fixing rod 41 away from the leg supporting plate 5, and the pressing rod 42 and the fixing rod 41 are in a T-shaped structure.

When the leg support is used, a training person can lie on the upper part of the support part 1, two legs are placed on the upper part of the leg support plate 5, the thigh part position can be limited by the pressure lever 42, and the thigh and the calf are prevented from bending when the leg support plate 5 rotates to drive the leg to lift, so that the training effect is reduced.

In another embodiment, the thigh compression part 4 may further include a strap disposed on a side of the leg support plate 5 away from the support part 1, and the thigh part may be restrained by the strap, so as to ensure a flat state between the thigh and the calf during training, and prevent a bending phenomenon between the thigh and the calf.

Referring to fig. 1 and 2, in one embodiment, the support portion 1 is a box or a bed structure with a hollow structure inside, a headrest 11 is disposed on one side of the support portion 1, a plurality of legs 12 are fixedly disposed on one side of the support portion 1 away from the headrest 11, the headrest 11 is disposed so as to facilitate the headrest of the head of a training person, thereby improving the comfort during training, a square opening for the leg support plate 5 to be embedded is provided on the upper portion of the support portion 1, and the leg support plate 5 is hinged on the left side surface of the square opening.

In one embodiment, the thigh compression part 4 is used for compressing thigh parts, so that training personnel can also perform sit-up exercise to enrich the functionality of the device.

In the embodiment of the invention, when the leg support device is used, a training person can lie on the upper part of the support part 1, the leg of the training person can be put on one side of the leg support plate 5, at the moment, thigh positions of the training person can be compacted by the thigh compacting part 4, the driving part 2 drives the jacking part 6 to move along the inside of the support part 1, the leg support plate 5 can be jacked up when the jacking part 6 moves, the leg support plate 5 is driven to rotate along the support part 1 so as to drive the leg to synchronously rotate, at the moment, because of the compacting effect of the thigh compacting part 4, the thighs and the shanks of the training person can be kept straight so as to realize stretching exercise of the leg ligaments, when the leg support plate 5 rotates to a certain angle and the training person feels that the leg ligaments stretch to reach tolerance limit, the driving part 3 can be controlled to move in the support part 1 so as to break the connection between the driving part 2 and the jacking part 6, at the moment, the leg support plate 5 can not continuously drive the jacking part 6 to move at the current position, thereby avoiding the leg injury caused by excessive training, compared with the prior art, the stretching condition can be used to prevent the overstretched ligament from being injured in time, and has the advantages of being flexible and easy and flexible to use.

While the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes may be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. A multifunctional aerobics physical training teaching device is characterized by comprising a supporting part, a driving part, an adjusting part, a thigh compacting part, a leg supporting plate and a propping part,

the adjusting part is arranged in the supporting part, when the leg supporting plate rotates to a certain angle, the adjusting part can move in the supporting part to disconnect the connection state between the driving part and the propping part,

the supporting part is a box body or a bed body structure with a hollow structure inside, one side of the supporting part is provided with a headrest, one side of the supporting part far away from the headrest is fixedly provided with a plurality of supporting legs,

square trompil that can supply shank backup pad embedding is offered to supporting part upper portion, shank backup pad articulates and sets up on square trompil left surface.

2. The multifunctional aerobics physical training teaching device according to claim 1, wherein the driving part comprises a motor and a rotating shaft connected with the output end of the motor,

3. The multifunctional aerobics exercises physical training teaching device according to claim 2, characterized in that the side wall of the rotating shaft is provided with a clamping groove, the key bar is movably embedded in the clamping groove, one end of the key bar is provided with an inclined plane, one side of the supporting part is provided with a notch,

4. A multifunctional aerobics exercises training teaching device according to claim 3 and characterized in that the inner wall of the gap is fixedly provided with a pin rod, the handle is provided with a chute, and the pin rod penetrates the chute and is movably matched with the handle.

5. The multifunctional aerobics exercises body training teaching device according to claim 3, wherein a plurality of first elastic pieces for supporting the key bars are arranged in the clamping grooves, and the sliding sleeve is connected with one end of the screw rod through the second elastic pieces.

6. The multifunctional aerobics body training teaching device according to claim 1, wherein the thigh compression part comprises a fixing rod fixedly arranged on one side of the leg support plate far away from the support part and a compression rod fixedly arranged on one end of the fixing rod far away from the leg support plate, and the compression rod and the fixing rod are in a T-shaped structure.