CN113384435B - Sports teaching is with aerobics exercises training person's training device of splitting leg - Google Patents
Sports teaching is with aerobics exercises training person's training device of splitting leg Download PDFInfo
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- CN113384435B CN113384435B CN202110780838.7A CN202110780838A CN113384435B CN 113384435 B CN113384435 B CN 113384435B CN 202110780838 A CN202110780838 A CN 202110780838A CN 113384435 B CN113384435 B CN 113384435B
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- 210000002414 leg Anatomy 0.000 claims description 68
- 208000032369 Primary transmission Diseases 0.000 claims description 52
- 230000005540 biological transmission Effects 0.000 claims description 50
- 238000009434 installation Methods 0.000 claims description 20
- 210000003423 ankle Anatomy 0.000 claims description 8
- 210000000689 upper leg Anatomy 0.000 claims description 8
- 230000000712 assembly Effects 0.000 claims description 6
- 238000000429 assembly Methods 0.000 claims description 6
- 208000014674 injury Diseases 0.000 abstract description 5
- 230000000750 progressive effect Effects 0.000 abstract description 4
- 208000012260 Accidental injury Diseases 0.000 abstract description 3
- 208000027418 Wounds and injury Diseases 0.000 abstract description 2
- 230000006378 damage Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 abstract description 2
- 239000000203 mixture Substances 0.000 description 4
- 230000037237 body shape Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H1/00—Apparatus for passive exercising; Vibrating apparatus; Chiropractic devices, e.g. body impacting devices, external devices for briefly extending or aligning unbroken bones
- A61H1/02—Stretching or bending or torsioning apparatus for exercising
- A61H1/0237—Stretching or bending or torsioning apparatus for exercising for the lower limbs
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H1/00—Apparatus for passive exercising; Vibrating apparatus; Chiropractic devices, e.g. body impacting devices, external devices for briefly extending or aligning unbroken bones
- A61H1/02—Stretching or bending or torsioning apparatus for exercising
- A61H1/0218—Drawing-out devices
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H2201/00—Characteristics of apparatus not provided for in the preceding codes
- A61H2201/12—Driving means
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- Health & Medical Sciences (AREA)
- Epidemiology (AREA)
- Pain & Pain Management (AREA)
- Physical Education & Sports Medicine (AREA)
- Rehabilitation Therapy (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Rehabilitation Tools (AREA)
Abstract
The invention discloses a leg split training device for aerobics exercises trainers for physical education, relates to the technical field of physical education, and solves the problems that the existing leg split training device is difficult to perform progressive training in use, direct stretching is difficult to control stretching force due to different physical qualities of each person, and accidental injury is easily caused; the two groups of adjusting operation parts are respectively connected to the left side and the right side of the bracket body in a rotating manner; the training mount pad, the training mount pad is provided with two sets ofly altogether, and two sets of training mount pads symmetry are arranged sliding connection at the middle part of stake body. According to the invention, the up-and-down swing of the leg part is realized through manual operation, the leg splitting angle is trained, the flexibility of a trainer is improved, the trainer can adjust the swing angle of the leg part according to the use requirement and the experience of the trainer, and further, the progressive training is realized, the trainer is effectively protected while the good training effect is ensured, and the injury is effectively prevented.
Description
Technical Field
The invention relates to the technical field of physical education teaching, in particular to a leg split training device for aerobics exercises for physical education teaching.
Background
Aerobics exercises are a common body-building mode, and a trainer is required to have good flexibility in the teaching process of the aerobics exercises, so that the trainer needs to perform leg splitting training, and the two legs are generally stretched by sitting on the ground and pulled towards two sides during the leg splitting training, so that the stretching of the two legs is realized, and the aim of the leg splitting training is fulfilled.
For example, application No.: CN201510229254.5 the invention provides an electric three-dimensional split-leg lacing wire trainer, wherein a right-side lacing wire sliding block component is connected with a right-side lacing wire motor component through a right-side lacing wire rope component, a double-pulley fixing part is fixed in a box body component, the right-side split-leg sliding block component is connected with the right-side split-leg motor component through the right-side split-leg rope component, and a backrest component is arranged on the outer side face of the box body component. The trainer can realize three-dimensional split lacing wire training, namely, the split can be realized in the lacing wire process, and the lacing wire can be realized in the splitting process. Moreover, the invention is completely electrically controlled, comprises three modes, namely a test mode, a holding mode and a movement mode, and covers all aspects of the split legs and the lacing wires.
Based on the above, the existing leg splitting training device is difficult to perform progressive training in use, and because the body qualities of each person are different, the person can be directly stretched, the stretching force is difficult to control, and accidental injury is easily caused; therefore, the existing requirements are not met, and the leg split training device for the aerobics trainer for physical education is provided.
Disclosure of Invention
The invention aims to provide a leg-splitting training device for aerobics trainers in sports teaching, which aims to solve the problems that the existing leg-splitting training device in the background technology is difficult to carry out sequential training in use, and because the physical qualities of each person are different, the stretching force is difficult to control, and accidental injury is easily caused.
In order to achieve the purpose, the invention provides the following technical scheme: a leg split training device for aerobics exercises trainers for physical education comprises a bracket body;
the adjusting operation parts are arranged in two groups, and the two groups of adjusting operation parts are respectively connected to the left side and the right side of the bracket body in a rotating manner;
the training installation bases are arranged in two groups, and the two groups of training installation bases are symmetrically arranged and are connected to the middle part of the bracket body in a sliding manner;
the height adjusting assemblies are arranged in two groups, and the two groups of height adjusting assemblies are respectively and symmetrically distributed on the left side and the right side inside the bracket body;
a leg swing arm hingedly connected to a front portion of the training mount;
the angle adjusting component is arranged at the front part of the training installation seat;
the training operation parts are arranged in two groups, and the two groups of training operation parts are symmetrically arranged and rotatably connected to the left side and the right side of the support body;
the training driving components are arranged in two groups, the two groups of training driving components are symmetrically arranged inside the left side and the right side of the bracket body, and the training operating parts drive the leg swinging arms to swing through the training driving components;
the training sliding piece is connected to the front end face of the training mounting seat in a sliding mode.
Preferably, the height adjusting assembly further comprises:
the adjusting driving bevel gear is coaxially and fixedly connected to the inner side end face of the adjusting operation piece;
the height adjusting driving screw rods are arranged in two groups, and the two groups of height adjusting driving screw rods are respectively and rotatably connected to the left side and the right side inside the bracket body;
the height adjusting driven bevel gear is coaxially and fixedly connected to the bottom of the height adjusting driving screw rod, and the height adjusting driven bevel gear on the same side is meshed with the adjusting driving bevel gear to form a bevel gear transmission mechanism.
Preferably, the height adjusting driving screw and the training mounting seat are in threaded transmission connection to form a screw nut transmission pair.
Preferably, the training drive assembly further comprises:
the training driving bevel gear is coaxially and fixedly connected to the end face of the inner side of the training operation part;
training primary transmission shafts, wherein two groups of the training primary transmission shafts are arranged, and the two groups of the training primary transmission shafts are rotatably connected to the inner side of the middle part of the bracket body;
the primary transmission driven bevel gear is coaxially and fixedly connected to the top of the training primary transmission shaft, and the training driving bevel gear is meshed with the primary transmission driven bevel gear to form a bevel gear transmission mechanism.
Preferably, the training driving assembly further comprises:
the primary transmission guide grooves are arranged on the cylindrical surface of the training primary transmission shaft in a circumferential array manner;
the primary transmission driving bevel gear is connected to the training primary transmission shaft through a primary transmission guide groove in a sliding mode and is rotatably connected with the training mounting seat.
Preferably, the training driving assembly further comprises:
the training driving chain wheel is rotationally connected to the upper part of the inner side of the training mounting seat;
the training driven chain wheel is rotatably connected to the lower part of the inner side of the training mounting seat;
training drive chain, training drive chain twine the outside of training driven sprocket and training drive sprocket and constitute drive chain drive mechanism jointly, and the training slider is with training drive chain anterior fixed connection.
Preferably, the training driving assembly further comprises:
training the secondary driven bevel gear, wherein the training secondary driven bevel gear is coaxially and fixedly connected to the right end face of the training driving chain wheel, and the training secondary driven bevel gear is meshed with the primary driving bevel gear to form a bevel gear transmission mechanism.
Preferably, the angle adjusting assembly further comprises:
the angle adjusting sliding chute is formed in the outer side surface of the training sliding piece;
the training connecting rod is hinged to the middle part of the leg swing arm;
angle modulation setting element, angle modulation setting element rotate the tip of connection at the training connecting rod, angle modulation setting element and angle modulation spout sliding connection, when the training slider is motionless, constitute slider-crank drive mechanism jointly between shank swing arm, training connecting rod, angle modulation setting element, the training mount pad, when the training slider slides from top to bottom, constitute slider-crank drive mechanism jointly between shank swing arm, training connecting rod, training slider, the training mount pad.
Preferably, the angle adjusting assembly further comprises:
the angle adjusting positioning hole is uniformly distributed and arranged in the angle adjusting sliding groove, and a spring bolt is arranged inside the angle adjusting positioning piece.
Preferably, the leg swing arm further includes:
a thigh support provided outside the leg swing arm rotary shaft;
an ankle mount provided at an end of the leg swing arm.
Compared with the prior art, the invention has the beneficial effects that:
when the height adjusting device is used, the height adjusting driving screw rod is driven to rotate by the rotating adjusting operation piece through the bevel gear transmission mechanism formed by the meshing of the height adjusting driven bevel gear and the adjusting driving bevel gear, the height adjusting driving screw rod drives the training installation seat to slide up and down through the screw rod nut transmission pair formed by the height adjusting driving screw rod and the threads of the training installation seat, and the height of the training installation seat is adjusted so as to meet the requirements of people with different heights and body shapes.
When the leg split angle adjusting device is used, the position of the angle adjusting positioning piece in the angle adjusting sliding groove is changed, the angle adjusting positioning piece drives the leg swing arm to swing through a crank block transmission mechanism formed by the leg swing arm, the training connecting rod, the angle adjusting positioning piece and the training mounting seat together, the mounting angle of the leg swing arm is adjusted, and the use requirements of different trainers on different leg split angles are met.
When the training operating piece is used, the training operating piece is pulled, the training operating piece drives the training primary transmission shaft to rotate through a bevel gear transmission mechanism formed by meshing a training driving bevel gear and a primary transmission driven bevel gear, the training primary transmission shaft drives the primary transmission driving bevel gear to rotate through a primary transmission guide groove, the primary transmission driving bevel gear drives the training driving sprocket to rotate through a bevel gear transmission mechanism formed by meshing a training secondary driven bevel gear and a primary transmission driving bevel gear, the training driving sprocket drives the training transmission chain to rotate through a transmission chain transmission mechanism formed by meshing a training transmission chain, a training driven sprocket and a training driving sprocket, the training transmission chain drives the training sliding piece to slide up and down, and the training sliding piece drives the leg swinging arm to swing through a crank block transmission mechanism formed by combining a leg swinging arm, a training connecting rod, a training sliding piece and a training mounting seat, so that the up and down swinging of legs is realized, the leg splitting angle is trained, and the flexibility of a trainer is improved.
The height of the training mounting seat can be adjusted to meet the use requirements of people with different body heights and body shapes, meanwhile, the mounting angle of the leg swing arm is adjusted to meet the use requirements of different leg splitting angles of different trainers, the upper and lower swinging of the leg is realized through manual operation, the leg splitting angle is trained, the flexibility of the trainers is improved, the trainers can adjust the swinging angle of the leg according to the use requirements and the feeling of the trainers, progressive training is further realized, good training effect is guaranteed, meanwhile, the trainers are effectively protected, and injuries are effectively prevented.
Drawings
FIG. 1 is a schematic view of a bearing structure of the present invention;
FIG. 2 is a schematic view of the internal axial side structure of the present invention;
FIG. 3 is a schematic side view of the drive shaft of the present invention;
FIG. 4 is a schematic side view of the transmission shaft of the training mount of the present invention;
FIG. 5 is a schematic side view of the present invention illustrating the installation of a primary drive shaft;
FIG. 6 is a schematic side view of the training slider drive shaft of the present invention;
FIG. 7 is a schematic side view of the leg swing arm drive shaft of the present invention;
FIG. 8 is a schematic side view of the inventive training drive sprocket drive shaft;
in the figure: 1. a stent body; 2. an adjustment operator; 201. adjusting the drive bevel gear; 3. a height adjustment drive screw; 301. a height-adjusting driven bevel gear; 4. training the mounting seat; 5. a training operator; 501. training a driving bevel gear; 6. training a primary transmission shaft; 601. a primary transmission driven bevel gear; 602. a primary transmission guide groove; 603. a primary transmission driving bevel gear; 7. training a driving chain wheel; 701. training a secondary driven bevel gear; 8. training the driven chain wheel; 9. training a transmission chain; 10. training a sliding member; 1001. an angle adjusting chute; 1002. an angle adjusting positioning hole; 11. a leg swing arm; 1101. a thigh support; 1102. an ankle securing member; 12. training the connecting rod; 1201. angle adjustment setting element.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1 to 8, an embodiment of the present invention is shown: a leg splitting training device for aerobics trainers for physical education comprises a bracket body 1;
the adjusting operation parts 2 are arranged in two groups, and the two groups of adjusting operation parts 2 are respectively connected to the left side and the right side of the bracket body 1 in a rotating way;
the training installation seats 4 are arranged in two groups, and the two groups of training installation seats 4 are symmetrically arranged and slidably connected to the middle of the support body 1;
the height adjusting assemblies are arranged in two groups, and the two groups of height adjusting assemblies are respectively and symmetrically distributed on the left side and the right side inside the bracket body 1; further, the height adjustment subassembly still includes: the adjusting driving bevel gear 201 is coaxially and fixedly connected to the end face of the inner side of the adjusting operation piece 2; the height adjusting driving screw rods 3 are arranged in two groups, and the two groups of height adjusting driving screw rods 3 are respectively and rotatably connected to the left side and the right side inside the bracket body 1; the height adjusting driven bevel gear 301 is coaxially and fixedly connected to the bottom of the height adjusting driving screw rod 3, the height adjusting driven bevel gear 301 on the same side is meshed with the adjusting driving bevel gear 201 to form a bevel gear transmission mechanism, and in use, when the adjusting operating part 2 is rotated, the adjusting operating part 2 drives the height adjusting driving screw rod 3 to rotate through the bevel gear transmission mechanism formed by meshing the height adjusting driven bevel gear 301 with the adjusting driving bevel gear 201; further, altitude mixture control drive lead screw 3 and training mount pad 4 screw drive are connected and constitute screw nut transmission pair jointly, and in use, when altitude mixture control drive lead screw 3 rotated, altitude mixture control drive lead screw 3 drove training mount pad 4 through the screw nut transmission pair that constitutes jointly by altitude mixture control drive lead screw 3 and training mount pad 4 screw and slided from top to bottom.
A leg swing arm 11, wherein the leg swing arm 11 is hinged at the front part of the training installation seat 4;
the angle adjusting component is arranged at the front part of the training installation seat 4; further, the angle adjusting component also comprises: an angle adjusting slide groove 1001, the angle adjusting slide groove 1001 being provided on an outer side surface of the training slider 10; the training connecting rod 12 is hinged to the middle part of the leg swing arm 11; the angle adjusting positioning piece 1201 is rotatably connected to the end portion of the training connecting rod 12, the angle adjusting positioning piece 1201 is slidably connected with the angle adjusting sliding groove 1001, when the training sliding piece 10 is not moved, the leg swing arm 11, the training connecting rod 12, the angle adjusting positioning piece 1201 and the training mounting seat 4 jointly form a crank slider transmission mechanism, when the training sliding piece 10 slides up and down, the leg swing arm 11, the training connecting rod 12, the training sliding piece 10 and the training mounting seat 4 jointly form a crank slider transmission mechanism, and in use, when the position of the angle adjusting positioning piece 1201 in the angle adjusting sliding groove 1001 is changed, the angle adjusting positioning piece 1201 drives the swing arm 11 to swing through the crank slider transmission mechanism jointly formed among the leg swing arm 11, the training connecting rod 12, the angle adjusting positioning piece 1201 and the training mounting seat 4, so that the mounting angle of the leg swing arm 11 is adjusted, and different use requirements of different trainees are met; the angle adjusting positioning holes 1002 are evenly distributed in the angle adjusting sliding groove 1001, the angle adjusting positioning pieces 1201 are internally provided with spring bolts, and in use, the positioning of the angle adjusting positioning pieces 1201 in the angle adjusting sliding groove 1001 is realized through the plug-in connection of the spring bolts and the angle adjusting positioning holes 1002.
The training operation parts 5 are arranged in two groups, and the two groups of training operation parts 5 are symmetrically arranged and rotatably connected to the left side and the right side of the bracket body 1;
the training driving components are arranged in two groups, the two groups of training driving components are symmetrically arranged inside the left side and the right side of the support body 1, and the training operating part 5 drives the leg swing arm 11 to swing through the training driving components; further, the training drive assembly further comprises: the training driving bevel gear 501, the training driving bevel gear 501 is coaxially and fixedly connected with the end surface of the inner side of the training operation part 5; the training primary transmission shafts 6 are arranged in two groups, and the two groups of the training primary transmission shafts 6 are rotatably connected to the inner side of the middle part of the bracket body 1; when the training operation piece 5 is pulled, the training operation piece 5 drives the training primary transmission shaft 6 to rotate through the bevel gear transmission mechanism formed by the engagement of the training driving bevel gear 501 and the primary transmission driven bevel gear 601; the primary transmission guide grooves 602 are arranged on the cylindrical surface of the training primary transmission shaft 6 in a circumferential array manner; the primary transmission driving bevel gear 603 is connected to the training primary transmission shaft 6 in a sliding mode through a primary transmission guide groove 602, the primary transmission driving bevel gear 603 is connected with the training mounting seat 4 in a rotating mode, when the training mounting seat 4 slides up and down in use, the primary transmission driving bevel gear 603 slides up and down along with the training mounting seat 4, and good transmission is kept between the training primary transmission shaft 6 and the primary transmission driving bevel gear 603 while the primary transmission driving bevel gear 603 slides up and down through the primary transmission guide groove 602; the training driving chain wheel 7 is connected to the upper part of the inner side of the training installation seat 4 in a rotating mode; the training driven chain wheel 8 is connected to the lower part of the inner side of the training installation seat 4 in a rotating mode; the training driving chain 9 is wound on the outer sides of the training driven chain wheel 8 and the training driving chain wheel 7 to form a driving chain driving mechanism, the training sliding piece 10 is fixedly connected with the front portion of the training driving chain 9, when the training driving chain wheel 7 rotates in use, the training driving chain wheel 7 drives the training driving chain 9 to rotate through the driving chain driving mechanism formed by the training driving chain 9, the training driven chain wheel 8 and the training driving chain wheel 7, and the training driving chain 9 drives the training sliding piece 10 to slide up and down; training secondary driven bevel gear 701, training secondary driven bevel gear 701 is coaxially and fixedly connected to the right end face of training driving sprocket 7, training secondary driven bevel gear 701 is meshed with primary driving bevel gear 603 to jointly form a bevel gear transmission mechanism, when in use, training primary driving shaft 6 drives primary driving bevel gear 603 to rotate through primary driving guide groove 602, and primary driving bevel gear 603 drives training driving sprocket 7 to rotate through the bevel gear transmission mechanism formed by meshing training secondary driven bevel gear 701 and primary driving bevel gear 603.
Further, the leg swing arm 11 further includes:
a thigh support 1101 provided outside the rotational axis of the leg swing arm 11, the thigh support 1101;
the ankle fixing member 1102 and the ankle fixing member 1102 are disposed at the end of the leg swing arm 11, and in use, the thigh support 1101 supports the root of the thigh of the trainer, the ankle of the trainer is supported and fixed by the ankle fixing member 1102, the leg swing of the trainer is realized by the swing of the leg swing arm 11, the leg splitting angle is trained, and the flexibility of the trainer is improved.
The working principle is as follows: when the height adjusting device is used, the height adjusting driving screw rod 3 is driven to rotate by the rotating adjusting operation piece 2 through a bevel gear transmission mechanism formed by meshing the height adjusting driven bevel gear 301 and the adjusting driving bevel gear 201 together, the height adjusting driving screw rod 3 drives the training installation seat 4 to slide up and down through a screw rod nut transmission pair formed by the height adjusting driving screw rod 3 and the training installation seat 4 through threads together, and the height of the training installation seat 4 is adjusted so as to meet the requirements of people with different heights and body shapes; the position of the angle adjusting positioning piece 1201 in the angle adjusting sliding groove 1001 is changed, the angle adjusting positioning piece 1201 drives the leg swing arm 11 to swing through a crank slider transmission mechanism which is formed by the leg swing arm 11, the training connecting rod 12, the angle adjusting positioning piece 1201 and the training installation seat 4 together, the installation angle of the leg swing arm 11 is adjusted, and the use requirements of different trainers on different leg splitting angles are met; the training operating part 5 is pulled, the training operating part 5 drives the training primary transmission shaft 6 to rotate through a bevel gear transmission mechanism formed by meshing a training driving bevel gear 501 and a primary transmission driven bevel gear 601 together, the training primary transmission shaft 6 drives the primary transmission driving bevel gear 603 to rotate through a primary transmission guide groove 602, the primary transmission driving bevel gear 603 drives the training driving sprocket 7 to rotate through a bevel gear transmission mechanism formed by meshing a training secondary driven bevel gear 701 and the primary transmission driving bevel gear 603 together, the training driving sprocket 7 drives the training driving sprocket 9 to rotate through a transmission chain transmission mechanism formed by meshing a training transmission chain 9, a training driven sprocket 8 and a training driving sprocket 7 together, the training transmission chain 9 drives the training slider 10 to slide up and down, the training slider 10 drives the leg swing arm 11 to swing through a crank slider transmission mechanism formed by combining a leg swing arm 11, a training connecting rod 12, a training slider 10 and a training mounting seat 4 together, the up-and down swinging of legs is realized, the leg splitting angle is improved, and the flexibility of a trainer is improved.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (4)
1. The utility model provides a gymnastics training person splits leg trainer for sports teaching which characterized in that: comprises a bracket body (1);
the adjusting operation parts (2) are arranged in two groups, and the two groups of adjusting operation parts (2) are respectively connected to the left side and the right side of the support body (1) in a rotating manner;
the training mounting seats (4) are arranged in two groups, and the two groups of training mounting seats (4) are symmetrically arranged and are connected to the middle part of the bracket body (1) in a sliding manner;
the height adjusting assemblies are arranged in two groups, and the two groups of height adjusting assemblies are respectively and symmetrically distributed on the left side and the right side inside the bracket body (1);
the leg swing arm (11), the leg swing arm (11) is hinged to the front part of the training installation seat (4);
the angle adjusting component is arranged at the front part of the training installation seat (4);
the training operation parts (5), the training operation parts (5) are provided with two groups, and the two groups of training operation parts (5) are symmetrically arranged and rotatably connected to the left side and the right side of the bracket body (1);
the training driving components are arranged in two groups, the two groups of training driving components are symmetrically arranged inside the left side and the right side of the support body (1), and the training operating part (5) drives the leg swinging arm (11) to swing through the training driving components;
the training sliding piece (10), the training sliding piece (10) is connected to the front end face of the training mounting seat (4) in a sliding mode;
the training drive assembly further comprises:
the training driving bevel gear (501), the training driving bevel gear (501) is coaxially and fixedly connected to the end face of the inner side of the training operation part (5); the training primary transmission shafts (6) are arranged in two groups, and the two groups of training primary transmission shafts (6) are rotatably connected to the inner side of the middle part of the bracket body (1);
the training driving bevel gear (501) is meshed with the primary driving driven bevel gear (601) to jointly form a bevel gear transmission mechanism; the primary transmission guide grooves (602) are arranged on the cylindrical surface of the training primary transmission shaft (6) in a circumferential array manner;
the primary transmission driving bevel gear (603) is connected to the training primary transmission shaft (6) in a sliding mode through a primary transmission guide groove (602), and the primary transmission driving bevel gear (603) is connected with the training mounting seat (4) in a rotating mode; the training driving chain wheel (7), the training driving chain wheel (7) is rotatably connected to the upper part of the inner side of the training mounting seat (4); the training driven chain wheel (8), the training driven chain wheel (8) is rotatably connected to the lower part of the inner side of the training mounting seat (4); the training transmission chain (9) is wound on the outer sides of the training driven chain wheel (8) and the training driving chain wheel (7) to form a transmission chain transmission mechanism, and the training sliding piece (10) is fixedly connected with the front part of the training transmission chain (9); the training secondary driven bevel gear (701) is coaxially and fixedly connected to the right end face of the training driving chain wheel (7), and the training secondary driven bevel gear (701) is meshed with the primary driving bevel gear (603) to form a bevel gear transmission mechanism;
the angle adjusting component also comprises:
an angle adjusting chute (1001), the angle adjusting chute (1001) being provided on an outer side surface of the training slider (10); the training connecting rod (12), the training connecting rod (12) is hinged to the middle of the leg swing arm (11); the angle adjusting positioning piece (1201) is rotatably connected to the end portion of the training connecting rod (12), the angle adjusting positioning piece (1201) is in sliding connection with the angle adjusting sliding groove (1001), when the training sliding piece (10) does not move, a crank slider transmission mechanism is formed among the leg swing arm (11), the training connecting rod (12), the angle adjusting positioning piece (1201) and the training mounting seat (4), and when the training sliding piece (10) slides up and down, a crank slider transmission mechanism is formed among the leg swing arm (11), the training connecting rod (12), the training sliding piece (10) and the training mounting seat (4); the angle adjusting positioning hole (1002), the angle adjusting positioning hole (1002) is evenly arranged and arranged in the angle adjusting sliding groove (1001), and a spring bolt is arranged inside the angle adjusting positioning piece (1201).
2. The leg split training device for aerobics trainers in sports teaching according to claim 1, wherein: the height adjusting assembly further comprises:
the adjusting driving bevel gear (201), and the adjusting driving bevel gear (201) is coaxially and fixedly connected to the inner side end face of the adjusting operation piece (2);
the height adjusting driving screw rods (3) are arranged in two groups, and the two groups of height adjusting driving screw rods (3) are respectively and rotatably connected to the left side and the right side inside the bracket body (1);
the height adjusting driven bevel gear (301) is coaxially and fixedly connected to the bottom of the height adjusting driving screw rod (3), and the height adjusting driven bevel gear (301) on the same side is meshed with the adjusting driving bevel gear (201) to form a bevel gear transmission mechanism.
3. The leg-splitting training device for aerobics trainee in sports teaching according to claim 2, wherein: the height adjusting driving screw rod (3) is in threaded transmission connection with the training mounting seat (4) to form a screw rod nut transmission pair.
4. The leg split training device for aerobics trainers in sports teaching according to claim 1, wherein: the leg swing arm (11) further comprises:
a thigh support (1101), the thigh support (1101) being provided outside the rotation axis of the leg swing arm (11);
an ankle fixing member (1102), the ankle fixing member (1102) being provided at the end of the leg swing arm (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110780838.7A CN113384435B (en) | 2021-07-09 | 2021-07-09 | Sports teaching is with aerobics exercises training person's training device of splitting leg |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110780838.7A CN113384435B (en) | 2021-07-09 | 2021-07-09 | Sports teaching is with aerobics exercises training person's training device of splitting leg |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113384435A CN113384435A (en) | 2021-09-14 |
| CN113384435B true CN113384435B (en) | 2022-10-21 |
Family
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Family Applications (1)
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| CN112915478A (en) * | 2021-02-01 | 2021-06-08 | 河北科技师范学院 | Sports teaching is with aerobics exercises training person training device of splitting leg |
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| CN210813735U (en) * | 2019-08-20 | 2020-06-23 | 凯里学院 | Sports teaching is with aerobics exercises training person training device of splitting leg |
| CN112915478A (en) * | 2021-02-01 | 2021-06-08 | 河北科技师范学院 | Sports teaching is with aerobics exercises training person training device of splitting leg |
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