CN113491619B - A multifunctional aerobics body training teaching device - Google Patents

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

A multifunctional aerobics body training teaching device

technical field

The invention belongs to the technical field of sports equipment, in particular to a multifunctional aerobics training teaching device.

Background technique

Aerobics is a kind of aerobic exercise, which is characterized by low-to-medium-level whole-body exercise that lasts for a certain period of time. It mainly exercises the cardiopulmonary function of the practitioner. It is the basis of aerobic endurance quality and has high requirements for the athlete's own physical fitness. .

At present, in the process of aerobics training, it is usually necessary to use corresponding auxiliary equipment to complete the training goal. In the prior art, when stretching the leg ligaments, the trainer generally lies flat on the bed and uses The driving structure drives the human leg to lift up to complete the ligament stretching training. When training in this way, the driving structure is not easy to control, and it is easy to cause the leg to be raised too much, causing ligament strain.

Contents of the invention

In view of the above-mentioned deficiencies in the prior art, the technical problem to be solved by the embodiments of the present invention is to provide a multifunctional aerobics body training teaching device.

In order to solve the problems of the technologies described above, the present invention provides the following technical solutions:

A multifunctional aerobics body training teaching device, comprising a supporting part, a driving part, an adjusting part, a thigh pressing part, a leg supporting board and a top supporting part,

The leg support plate is hingedly arranged on one side of the support portion, the driving portion and the top support portion are both arranged inside the support portion, one end of the top support portion is connected to the leg support plate, the The output end of the driving part is movably connected with the supporting part,

The driving part can drive the supporting part to move along the inside of the supporting part, and is used to lift up the leg supporting board and drive the leg supporting board to rotate along one side of the supporting part,

The thigh compression part is arranged on the side of the leg support plate away from the support part, and is used to compress the thigh,

The adjustment part is arranged inside the support part, and when the leg support plate is rotated to a certain angle, the adjustment part can move inside the support part to disconnect the driving part from the top support part connection status between.

As a further improvement of the present invention: the driving part includes a motor and a rotating shaft connected to the output end of the motor,

The top support part includes a threaded sleeve, a screw rod and a support rod, the screw rod is rotatably installed inside the support part, the threaded sleeve is set on the outside of the screw rod and threadedly matched with the screw rod, the One end of the strut is hingedly connected to the leg support plate, and the other end is hingedly connected to the threaded sleeve. The inside of the screw rod is hollow, and the end of the rotating shaft away from the motor extends to the inside of the screw rod. The side wall of the rotating shaft is provided with As for the key bar, the side wall of the screw rod is provided with a key groove suitable for the key bar.

As a further improvement of the present invention: the side wall of the rotating shaft is provided with a card slot, the key bar is movably embedded in the card slot, one end of the key bar is provided with a slope, and one side of the support part is provided with a gap ,

The adjustment part includes a sliding sleeve and a handle, the sliding sleeve is slidingly sleeved on the outside of the rotating shaft, the handle is hingedly arranged on one side of the sliding sleeve, and the end of the handle away from the sliding sleeve extends from the gap to The support part is external.

As a further improvement of the present invention: the inner wall of the notch is fixedly provided with a pin rod, the handle is provided with a chute, and the pin rod passes through the chute and movably cooperates with the handle.

As a further improvement of the present invention: a plurality of first elastic pieces for supporting the key bar are arranged inside the slot, and the sliding sleeve is connected with one end of the threaded rod through a second elastic piece.

As a further improvement of the present invention: the thigh pressing part includes a fixed rod fixedly arranged on the side of the leg support plate away from the support part, and a fixed rod fixedly arranged on the side away from the leg support plate A pressing bar at one end, the pressing bar and the fixing bar are in a T-shaped structure.

As a further improvement of the present invention: the support part is a box body or a bed structure with a hollow structure inside, a headrest is provided on one side of the support part, and several support parts are fixedly provided on the side away from the headrest. leg.

Compared with prior art, the beneficial effect of the present invention is:

In the embodiment of the present invention, when in use, the trainer can lie flat on the upper part of the support part, and the trainer's legs can be placed on one side of the leg support plate. At this time, the thigh part of the trainer can be used to compress the thigh of the trainer , the driving part drives the top support part to move along the inside of the support part. When the top support part moves, it can jack up the leg support plate and drive the leg support plate to rotate along the support part to drive the legs to rotate synchronously. At this time, due to the The compression effect of the compression part can ensure that the trainer's thigh and calf remain straight, so as to realize the stretching exercise of the leg ligament. When the leg support plate is rotated to a certain angle, the trainer feels that the leg ligament is stretched to a certain degree. When the endurance limit is reached, the adjustment part can be controlled to move inside the support part to disconnect the connection between the drive part and the top support part. At this time, the drive part cannot continue to drive the top support part to move, and the leg support plate remains stationary at the current position. Thereby avoiding leg injuries caused by overtraining. Compared with the prior art, the stretching training can be interrupted in time according to the stretching of the leg ligaments to prevent injuries caused by excessive stretching of the ligaments. It has the advantages of simple structure, convenient use and The advantages of flexible and reliable manipulation.

Description of drawings

Fig. 1 is the structural representation of a kind of multifunctional aerobics body training teaching device;

Fig. 2 is a schematic structural view of the thigh pressing part in a multifunctional aerobics body training teaching device;

Fig. 3 is a schematic diagram of the installation of the adjustment part in a multifunctional aerobics body training teaching device;

Fig. 4 is a structural schematic diagram of the adjustment part in a multifunctional aerobics body training teaching device;

Figure 5 is an enlarged schematic diagram of area A in Figure 1;

In the figure: 1-support part, 11-headrest, 12-outrigger, 2-drive part, 21-motor, 22-rotating shaft, 23-card slot, 24-first elastic member, 3-adjustment part, 31- Sliding sleeve, 32-key bar, 33-second elastic member, 34-handle, 35-chute, 36-pin rod, 37-slope, 4-thigh pressing part, 41-fixing rod, 42-pressing rod, 5-leg support plate, 6-top support, 61-strut, 62-screw, 63-thread sleeve, 64-keyway.

Implementation

The technical solution of this patent will be further described in detail below in conjunction with specific embodiments.

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

In the description of this patent, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", The orientation or positional relationship indicated by "top", "bottom", "inner", "outer", etc. are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing this patent and simplifying the description, rather than indicating or implying References to devices or elements must have a particular orientation, be constructed, and operate in a particular orientation and therefore should not be construed as limiting on the patent.

In the description of this patent, it should be noted that unless otherwise specified and limited, the terms "installation", "connection", "connection", and "setting" should be understood in a broad sense, for example, it can be fixed connection, setting , can also be detachably connected and set, or integrally connected and set. Those of ordinary skill in the art can understand the specific meanings of the above terms in this patent according to specific situations.

Please refer to Fig. 1, the present embodiment provides a kind of multifunctional aerobics body training teaching device, comprises supporting part 1, driving part 2, adjusting part 3, thigh pressing part 4, leg supporting board 5 and top supporting part 6 , the leg support plate 5 is hingedly arranged on one side of the support part 1, the driving part 2 and the top support part 6 are both arranged inside the support part 1, and one end of the top support part 6 is connected to the leg The upper support plate 5 is connected, the output end of the driving part 2 is flexibly connected with the supporting part 6, and the driving part 2 can drive the supporting part 6 to move along the inside of the supporting part 1 for moving the supporting part 1 The leg support plate 5 is lifted up to drive the leg support plate 5 to rotate along one side of the support portion 1, and the thigh pressing portion 4 is arranged on a side of the leg support plate 5 away from the support portion 1. side, used to compress the thigh, the adjustment part 3 is arranged inside the support part 1, when the leg support plate 5 is rotated to a certain angle, the adjustment part 3 can be placed on the support part 1 The internal movement is to disconnect the connection state between the driving part 2 and the supporting part 6 .

During use, the trainer can lie flat on the upper part of the support part 1, and the trainer's legs can be placed on one side of the leg support plate 5. At this time, the thigh compression part 4 of the trainer can be used to compress the trainer's thigh. The part 2 drives the top support part 6 to move along the inside of the support part 1. When the top support part 6 moves, it can jack up the leg support plate 5 and drive the leg support plate 5 to rotate along the support part 1 to drive the legs to rotate synchronously. Now, due to the compression effect of the thigh compression part 4, it can be ensured that the trainer's thigh and shank remain straight, so as to realize the stretching exercise of the leg ligament, the leg support plate 5 is rotated to a certain angle, and the trainer feels When the stretching of the leg ligaments reaches the limit of endurance, the adjustment part 3 can be controlled to move inside the support part 1 to disconnect the connection between the driving part 2 and the supporting part 6. At this time, the driving part 2 cannot continue to drive the supporting part 6 Move, leg support plate 5 remains static at current position, thereby avoids overtraining and causes leg injury.

Referring to Fig. 1, Fig. 3 and Fig. 5, in one embodiment, the driving part 2 includes a motor 21 and a rotating shaft 22 connected to the output end of the motor 21, and the supporting part 6 includes a threaded sleeve 63, a screw rod 62 and a support rod 61, the screw rod 62 is rotatably installed inside the support part 1, the threaded sleeve 63 is sleeved on the outside of the screw rod 62 and threadedly matched with the screw rod 62, the support rod 61 One end is hingedly connected with the leg support plate 5, and the other end is hingedly connected with the threaded sleeve 63. The inside of the screw rod 62 is hollow, and the end of the rotating shaft 22 away from the motor 21 extends to the inside of the screw rod 62. The side wall of 22 is provided with a key bar 33 , and the side wall of the screw rod 62 is provided with a key groove 64 matching with the key bar 33 .

Drive rotating shaft 22 to rotate by motor 21, utilize the cooperation of key bar 33 and key groove 64, can drive screw mandrel 62 to rotate when rotating shaft 22 rotates, because screw mandrel 62 is threadedly matched with threaded sleeve 63, screw mandrel 62 can drive threaded sleeve 63 to move, Then drive the strut 61 to stand up, to drive the leg support plate 5 to rotate along the support part 1, the leg support plate 5 can drive the leg to lift when rotating, and realize the stretching of the ligament.

In another embodiment, the driving part 2 may also include a driving motor and a gear disposed at the output end of the driving motor, and the supporting part 6 may also include a connecting rod slidably installed inside the supporting part 1, One side of the connecting rod is provided with a rack meshed with the gear, and one side of the connecting rod is also hingedly provided with a top strut, and the end of the top strut away from the connecting rod is connected to the bottom of the leg support plate 5 Articulated.

Drive the gear to rotate through the driving motor, and use the meshing effect of the gear and the rack to drive the connecting rod to slide inside the support part 1 to drive one end of the top support rod to move. During this process, the top support rod can be gradually vertical to drive the leg support. The plate 5 rotates along one side of the support part 1, drives the leg to lift, and realizes the stretching of the ligament.

Please refer to Fig. 4 and Fig. 5, in one embodiment, the side wall of the rotating shaft 22 is provided with a card slot 23, the key bar 33 is movably embedded in the card slot 23, and one end of the key bar 33 is provided with a Slope 37, a gap is opened on one side of the support part 1, the adjustment part 3 includes a sliding sleeve 31 and a handle 34, the sliding sleeve 31 is slidingly sleeved on the outside of the rotating shaft 22, and the handle 34 is hingedly arranged on the On one side of the sliding sleeve 31 , the end of the handle 34 away from the sliding sleeve 31 extends from the notch to the outside of the support part 1 .

By pulling the handle 34, the handle 34 can drive the sliding sleeve 31 to move along the rotating shaft 22. When the sleeve 31 moves, it can act on the inclined surface 37 to drive the key bar 33 to move to the inside of the card slot 23, so that the key bar 33 is separated from the inside of the key slot 64. , so that the transmission effect between the key bar 33 and the keyway 64 is released. At this time, when the rotating shaft 22 rotates, the screw mandrel 62 cannot be driven to rotate, that is, the leg support plate 5 remains stationary at a certain position, so as to prevent the leg support plate 5 from rotating. The angle is too large to avoid excessive stretching of the leg ligaments and injury.

In another embodiment, the rack is slidingly fitted with the connecting rod, and the rack can slide in a direction perpendicular to the connecting rod, and the adjustment part 3 may also include a joystick with one end connected to the rack , the end of the joystick away from the rack extends to the outside of the support part 1 .

The gear rack can be driven to slide along one side of the connecting rod through the joystick, so that the meshing effect between the rack and the gear is released. At this time, the rotation of the gear cannot drive the connecting rod to continue to move, so that the leg support plate 5 is in a certain position. Keep still to prevent the leg support plate 5 from turning too large, and avoid injury to the leg ligaments from overstretching.

Please refer to FIG. 5 , in one embodiment, the inner wall of the notch is fixedly provided with a pin rod 36 , and a chute 35 is opened on the handle 34 , and the pin rod 36 passes through the chute 35 and connects with the handle 34 Activity coordination.

Through the movable cooperation between the pin rod 36 and the slide groove 35 , the handle 34 can swing with the pin rod 36 as a fulcrum, so as to push the sliding sleeve 31 to drive the sliding sleeve 31 to move smoothly along the rotating shaft 22 .

Please refer to FIG. 4 and FIG. 5 , in one embodiment, a plurality of first elastic members 24 for supporting the key bar 33 are arranged inside the slot 23 , and the sliding sleeve 31 is connected to one end of the screw rod 62 They are connected through the second elastic member 32 .

After the trainer adapts to the current strength of the ligament stretching training, he can release the handle 34, and under the action of the second elastic member 34, the sliding sleeve 31 can be driven to move in the opposite direction along the rotating shaft 22, and the first elastic member 24 can drive the key bar 33 to move along the axis of rotation. The inside of the card slot 23 moves in reverse, so that the key strip 33 is re-embedded into the inside of the key slot 64. At this time, when the rotating shaft 22 rotates, the screw rod 62 can be driven to rotate again, so as to drive the leg support plate 5 to continue to rotate, thereby realizing the continuous lifting of the leg .

In the above embodiment, the first elastic member 24 and the second elastic member 32 may be springs or metal shrapnel, which are not limited here.

Please refer to FIG. 2 , in one embodiment, the thigh pressing part 4 includes a fixed rod 41 fixedly arranged on the side of the leg support plate 5 away from the support part 1 and a fixed rod 41 fixedly arranged on the side of the fixed rod 41 The pressing rod 42 at the end far away from the leg support plate 5 is in a T-shaped structure with the fixing rod 41 .

When in use, the trainer can lie flat on the upper part of the support part 1, place both legs on the upper part of the leg support plate 5, and use the pressure bar 42 to limit the position of the thigh to prevent the rotation of the leg support plate 5 to drive the legs to lift , bending occurs between the thigh and the calf, resulting in a reduced training effect.

In another embodiment, the thigh compression part 4 may also include a strap arranged on the side of the leg support plate 5 away from the support part 1, through which the thigh can be restrained , to ensure the straight state between the thigh and the calf during training, and prevent the bending phenomenon between the thigh and the calf.

Referring to Fig. 1 and Fig. 2, in one embodiment, the support part 1 is a box body or a bed structure with a hollow structure inside, a headrest 11 is arranged on one side of the support part 1, and the support part 1 is far away from the head. One side of the pillow 11 is fixedly provided with several supporting legs 12, through the setting of the headrest 11, so that the pillow of the trainer's head is leaned on, and then the comfort during training is improved. The leg support plate 5 is embedded in a square opening, and the leg support plate 5 is hingedly arranged on the left side of the square opening.

In one embodiment, through the compression effect of the thigh compression part 4 on the thigh, the trainer can also practice sit-ups, so as to enrich the functionality of the device.

In the embodiment of the present invention, when in use, the trainer can lie on the upper part of the support part 1, and the trainer's legs can rest on one side of the leg support plate 5. To compress, drive the top supporting part 6 to move along the inside of the supporting part 1 through the driving part 2. When the supporting part 6 moves, the leg support plate 5 can be lifted up to drive the leg support plate 5 to rotate along the support part 1, so as to Drive the legs to rotate synchronously. Now, due to the compression effect of the thigh compression part 4, it can ensure that the trainer's thigh and shank remain straight, so as to realize the stretching exercise of the leg ligaments, and rotate to a certain degree at the leg support plate 5. angle, and the trainer feels that the stretch of the leg ligament has reached the limit of endurance, the adjustment part 3 can be controlled to move inside the support part 1 to disconnect the connection between the drive part 2 and the top support part 6. At this time, the drive part 2 cannot Continue to drive the top support part 6 to move, and the leg support plate 5 remains static at the current position, thereby avoiding leg injuries caused by overtraining. Compared with the prior art, the stretching training can be interrupted in time according to the stretching of the leg ligaments , to prevent injuries caused by excessive stretching of ligaments, and has the advantages of simple structure, convenient use, flexible and reliable manipulation.

The preferred implementation of this patent has been described in detail above, but this patent is not limited to the above-mentioned implementation, within the knowledge of those of ordinary skill in the art, it can also be made without departing from the purpose of this patent. Variations.

Claims (6)

1. a multifunctional aerobics body training teaching device, is characterized in that, comprises support portion, driving portion, adjustment portion, thigh compression portion, leg support plate and top support portion, The leg support plate is hingedly arranged on one side of the support portion, the driving portion and the top support portion are both arranged inside the support portion, one end of the top support portion is connected to the leg support plate, the The output end of the driving part is movably connected with the supporting part, The driving part can drive the supporting part to move along the inside of the supporting part, and is used to lift up the leg supporting board and drive the leg supporting board to rotate along one side of the supporting part, The thigh compression part is arranged on the side of the leg support plate away from the support part, and is used to compress the thigh, The adjustment part is arranged inside the support part, and when the leg support plate is rotated to a certain angle, the adjustment part can move inside the support part to disconnect the driving part from the top support part connection status between The support part is in the form of a box or a bed structure with a hollow structure inside, a headrest is provided on one side of the support part, and a number of legs are fixedly provided on the side of the support part away from the headrest, The upper part of the support part is provided with a square opening into which the leg support plate can be embedded, and the leg support plate is hingedly arranged on the left side of the square opening. 2. a kind of multifunctional aerobics body training teaching device according to claim 1, is characterized in that, described drive part comprises motor and the rotating shaft that is connected at described motor output end, The top support part includes a threaded sleeve, a screw rod and a support rod, the screw rod is rotatably installed inside the support part, the threaded sleeve is set on the outside of the screw rod and threadedly matched with the screw rod, the One end of the strut is hingedly connected to the leg support plate, and the other end is hingedly connected to the threaded sleeve. The inside of the screw rod is hollow, and the end of the rotating shaft away from the motor extends to the inside of the screw rod. The side wall of the rotating shaft is provided with As for the key bar, the side wall of the screw rod is provided with a key groove suitable for the key bar. 3. A multi-functional aerobics body training teaching device according to claim 2, characterized in that, the side wall of the rotating shaft is provided with a card slot, and the key bar is movably embedded inside the card slot, and the One end of the key bar is provided with a slope, and a gap is opened on one side of the support part, The adjustment part includes a sliding sleeve and a handle, the sliding sleeve is slidingly sleeved on the outside of the rotating shaft, the handle is hingedly arranged on one side of the sliding sleeve, and the end of the handle away from the sliding sleeve extends from the gap to The support part is external. 4. A multifunctional aerobics body training teaching device according to claim 3, characterized in that, the inner wall of the notch is fixedly provided with a pin rod, the handle is provided with a chute, and the pin rod runs through the The chute is in active cooperation with the handle. 5. A kind of multifunctional aerobics body training teaching device according to claim 3, is characterized in that, the inside of described draw-in groove is provided with some first elastic parts for supporting described key bar, and described sliding sleeve and One end of the threaded rod is connected through a second elastic member. 6. A multifunctional aerobics body training teaching device according to claim 1, characterized in that, the thigh pressing part comprises a fixed rod fixedly arranged on the side of the leg supporting board away from the supporting part And a pressing bar fixedly arranged on the end of the fixing bar away from the leg support plate, the pressing bar and the fixing bar are in a T-shaped structure.

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