CN210078737U - Leg pressing device for dance training - Google Patents

Leg pressing device for dance training Download PDF

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Publication number
CN210078737U
CN210078737U CN201920687031.7U CN201920687031U CN210078737U CN 210078737 U CN210078737 U CN 210078737U CN 201920687031 U CN201920687031 U CN 201920687031U CN 210078737 U CN210078737 U CN 210078737U
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China
Prior art keywords
leg
rod
cover
casing
support
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CN201920687031.7U
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Chinese (zh)
Inventor
李晓君
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Baoji Vocational and Technical College
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Baoji Vocational and Technical College
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Abstract

The utility model discloses a leg pressing device is used in dance exercise, including backup pad, set casing, connecting rod, pivot and support, the backup pad lower extreme all is equipped with the universal wheel all around, backup pad left and right sides symmetry is equipped with the supporting seat, supporting seat middle part cover is equipped with the cylinder. The utility model has reasonable structural design, is provided with the universal wheels and the air cylinders, is favorable for moving and fixing the whole device, avoids inconvenient moving and carrying, avoids the device from running in the leg pressing process, and ensures the stability of the whole device; the rotation, the threaded rod and the connecting rod are arranged, so that the height of the device can be adjusted conveniently, and the device can be adjusted properly for people of different ages and different heights; the leg supporting mechanism is arranged, so that the contact area between the achilles tendon part and the bracket is increased, and the pain of the achilles tendon part caused by small contact area and large bearing force is avoided; the arrangement of the cam is beneficial to automatically and regularly improving the overall height of the support and is convenient for leg pressing training.

Description

Leg pressing device for dance training
Technical Field
The utility model relates to a sports training apparatus field specifically is a leg pressing device is used in dance exercise.
Background
The dance leg pressing refers to a basic training of a dance professional in the art field, and aims to pull and elongate leg ligaments for higher physical quality than that of ordinary people, so that large-amplitude movements, dance postures, technical skills and the like in dance can be broken through.
The existing leg pressing devices are mainly used for pressing legs by using high and low bars, the high and low bars are mostly fixed in height and cannot be properly adjusted according to people of different ages and different heights, and meanwhile, the high and low bars can only be used for practicing in a fixed dance room and cannot be moved to carry or be used for practicing at home, so that the leg pressing devices are very inconvenient; and because the achilles tendon part of the high-low bar is usually contacted with the bar body, the contact area is small, the bearing acting force is large, so that the achilles tendon part is painful, meanwhile, in the leg pressing process, the leg is lifted and stretched, and the high-low bar is fixed, so that the leg and the bar body can inevitably slide relatively in a small range, and meanwhile, the leg exerts large pressure on the bar body, so that the achilles tendon part is repeatedly extruded forwards and backwards, and discomfort is caused.
Accordingly, those skilled in the art have provided a leg press device for dance training to solve the problems set forth in the above background art.
Disclosure of Invention
An object of the utility model is to provide a leg pressing device is used in dance exercise to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a leg pressing device for dance training comprises a supporting plate, a fixed shell, a connecting rod, rotating shafts and a support, universal wheels are arranged on the periphery of the lower end of the supporting plate, supporting seats are symmetrically arranged on the left side and the right side of the supporting plate, an air cylinder is sleeved in the middle of each supporting seat, a fixed shell is arranged in the middle of the upper end of each supporting plate, a motor base is arranged in the middle of the lower end of the inner side of each fixed shell, a double-shaft motor is arranged at the upper end of each motor base, a motor shaft of each double-shaft motor is connected with one end of each rotating shaft on the left side and the right side through a coupler, the other end of each rotating shaft on the left side and the right side is; the utility model discloses a horizontal bubble-free horizontal shell, fixed cover middle part is equipped with the sliding sleeve, sliding connection between sliding sleeve middle part and the connecting rod lower part lateral wall, the connecting rod lower extreme.
As a further aspect of the present invention: shank supporting mechanism includes casing, leg support, footboard and buffer spring, the casing cover is established at universal driving shaft lateral wall middle part, both ends symmetry is equipped with the arc wall around the casing, the casing middle part cover is equipped with the leg support, both ends all pass the arc wall and extend to the outside around the leg support, leg support left and right sides symmetry is equipped with the limiting plate, the symmetry is equipped with buffer spring around the casing inboard, the limiting plate is connected to buffer spring's one end, shells inner wall is connected to buffer spring's the other end, the leg supports the back tip and is equipped with the footboard, the leg supports the middle part and is equipped with the rubber pad.
As a further aspect of the present invention: the screw thread of threaded rod and connecting rod upper portion lateral wall is opposite, the screw thread of both sides is opposite about rotating the cover inside, rotates the screw thread between cover and the threaded rod and matches each other, rotates and matches each other between the screw thread of cover and connecting rod upper portion lateral wall.
As a further aspect of the present invention: the limiting plate and the cam are corresponding in shape, and the overall shape of the sliding groove and the shape of the cam are corresponding to each other.
As a further aspect of the present invention: the model of the double-shaft motor is 130s-17120-38, and the model of the air cylinder is SC 50.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model has reasonable structural design, is provided with the universal wheels and the air cylinders, is favorable for moving and fixing the whole device, avoids inconvenient moving and carrying, avoids the device from running in the leg pressing process, and ensures the stability of the whole device; the rotation, the threaded rod and the connecting rod are arranged, so that the height of the device can be adjusted conveniently, and the device can be adjusted properly for people of different ages and different heights; the leg supporting mechanism is arranged, so that the contact area between the achilles tendon part and the bracket is increased, and the pain of the achilles tendon part caused by small contact area and large bearing force is avoided; the arrangement of the cam is beneficial to automatically and regularly improving the overall height of the support and is convenient for leg pressing training.
Drawings
Fig. 1 is a schematic structural view of a leg press device for dance training.
FIG. 2 is a schematic side sectional view of a connecting rod and a threaded rod of the leg pressing device for dance training.
Fig. 3 is a schematic top-sectional view of a leg supporting mechanism of the leg press device for dance training.
Fig. 4 is a schematic structural view of a leg press device for dance training in fig. 1.
In the figure: the device comprises a supporting plate 1, a fixed shell 2, a motor base 3, a double-shaft motor 4, a rotating shaft 5, a cam 6, a roller 7, a sliding sleeve 8, a fixed sleeve 9, a connecting rod 10, a rotating sleeve 11, a threaded rod 12, a bracket 13, a horizontal bubble 14, a leg supporting mechanism 15, a shell 1501, a buffer spring 1502, a leg support 1503, a rubber pad 1504, a pedal 1505, a limiting plate 1506, an arc-shaped groove 1507, a linkage shaft 16, a fixed frame 17, a connecting sleeve 18, a supporting seat 19, an air cylinder 20, a universal wheel 21, a limiting plate 22, a sliding groove 23 and balls 24.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, in the embodiment of the present invention, a leg pressing device for dance training comprises a supporting plate 1, a fixing shell 2, a connecting rod 10, a rotating shaft 5 and a bracket 13, universal wheels 21 are arranged on the periphery of the lower end of the supporting plate 1, supporting seats 19 are symmetrically arranged on the left side and the right side of the supporting plate 1, the middle part of the supporting seat 19 is sleeved with an air cylinder 20, the middle part of the upper end of the supporting plate 1 is provided with a fixed shell 2, a motor base 3 is arranged in the middle of the lower end of the inner side of the fixed shell 2, a double-shaft motor 4 is arranged at the upper end of the motor base 3, the motor shaft of the double-shaft motor 4 is respectively connected with one end of a rotating shaft 5 at the left side and the right side through a coupler, the other end of the rotating shaft 5 at the left side and the right side is connected with the inner wall of the fixed shell 2 through a bearing, the side wall of the rotating shaft 5 is sleeved with a cam 6, the left side and the right side of the cam 6 are symmetrically provided with limiting plates 22, and the inner walls of the limiting plates 22 are provided with sliding grooves 23; the left side and the right side of the upper end of the fixed shell 2 are symmetrically provided with fixed sleeves 9, the middle parts of the fixed sleeves 9 are sleeved with sliding sleeves 8, the middle part of the sliding sleeve 8 is connected with the side wall of the lower part of the connecting rod 10 in a sliding way, the lower end of the connecting rod 10 is provided with a roller 7, the left end and the right end of the roller 7 are symmetrically provided with balls 24, the roller 7 is in rolling connection with the side wall of the cam 6, the ball 24 is connected with the chute 23 in a rolling way, the side wall of the upper part of the connecting rod 10 is sleeved with a rotating sleeve 11, a threaded rod 12 is sleeved in the middle of the upper end of the rotating sleeve 11, a bracket 13 is arranged at the upper end of the threaded rod 12, a connecting sleeve 18 is sleeved in the middle of the bracket 13, fixing frames 17 are symmetrically arranged on the left side and the right side of the upper end of the connecting sleeve 18, a linkage shaft 16 is arranged between the fixing frames 17 on the left side and the right side, the middle of the linkage shaft 16 is sleeved with a leg supporting mechanism 15, and the right part of the front side wall of the bracket 13 is provided with a horizontal bubble 14.
Leg supporting mechanism 15 includes casing 1501, leg support 1503, footboard 1505 and buffer spring 1502, casing 1501 is established at 16 lateral walls of universal driving shaft middle parts, both ends symmetry is equipped with arc groove 1507 around the casing 1501, casing 1501 middle part cover is equipped with leg support 1503, both ends all pass arc groove 1507 and extend to the outside around the leg support 1503, leg support 1503 left and right sides symmetry is equipped with limiting plate 1506, the inboard front and back symmetry of casing 1501 is equipped with buffer spring 1502, limiting plate 1506 is connected to buffer spring 1502's one end, casing 1501 inner wall is connected to buffer spring 1502's the other end, leg support 1503 rear end is equipped with the footboard 1505, leg support 1503 middle part is equipped with rubber pad 1504.
The threads of the side wall of the upper portion of the threaded rod 12 and the side wall of the upper portion of the connecting rod 10 are opposite, the threads of the upper side and the lower side of the inner portion of the rotating sleeve 11 are opposite, the threads between the rotating sleeve 11 and the threaded rod 12 are matched with each other, and the threads between the rotating sleeve 11 and the side wall of the upper portion of the connecting rod 10 are matched with each other.
The restricting plate 22 and the cam 6 are shaped to correspond to each other, and the overall shape of the slide groove 23 and the shape of the cam 6 correspond to each other.
The model of the double-shaft motor 4 is 130s-17120-38, and the model of the air cylinder 20 is SC 50.
The utility model discloses a theory of operation is:
the utility model relates to a leg pressing device for dance practice, which moves the whole device to a proper position through the action of universal wheels 21, then starts a cylinder 20 through an external controller, the end part of the cylinder 20 is mutually abutted with the ground, thereby being convenient for improving the stability of the whole device; then, the rotating sleeves 11 on the left side and the right side are manually rotated, the rotating sleeves 11 are in threaded connection with the threaded rods 12, the upper ends of the threaded rods 12 are fixedly connected with the brackets 13, the rotating sleeves 11 are in threaded connection with the upper ends of the connecting rods 10, the lower ends of the connecting rods 10 are provided with rollers 7, the left ends and the right ends of the rollers 7 are symmetrically provided with balls 24, the left sides and the right sides of the cams 6 are symmetrically provided with limiting plates 22, the inner walls of the limiting plates 22 are provided with sliding grooves 23, the balls 24 are in rolling connection with the sliding grooves 23, so that the angle of the connecting rods 10 is fixedly limited, the distance between the connecting rods 10 and the threaded rods 12 is increased through the rotation of the rotating sleeves 11, so that the height of the brackets 13 is adjusted, when the height is adjusted to be proper, whether the brackets 13 on the left side and the right side are in, the contact area between the achilles tendon part and the bracket 13 is increased, so that pain of the achilles tendon part caused by small contact area and large bearing acting force is avoided; after that, the double-shaft motor 4 is started through the external controller, the rotating shaft 5 is driven by the double-shaft motor 4 to rotate, so that the cam 6 sleeved on the side wall of the rotating shaft 5 rotates, the cam 6 is in rolling connection with the roller 7, the roller 7 is in mutual connection with the connecting rod 10, and the side wall of the lower part of the connecting rod 10 is in sliding connection with the sliding sleeve 8, thereby being beneficial to automatically and regularly improving the overall height of the support 13 and facilitating leg pressing training.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. 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.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (5)

1. The utility model provides a leg pressing device is used in dance exercise, includes backup pad (1), set casing (2), connecting rod (10), pivot (5) and support (13), its characterized in that: universal wheels (21) are arranged on the periphery of the lower end of the supporting plate (1), supporting seats (19) are symmetrically arranged on the left side and the right side of the supporting plate (1), a cylinder (20) is sleeved in the middle of each supporting seat (19), a fixing shell (2) is arranged in the middle of the upper end of the supporting plate (1), a motor base (3) is arranged in the middle of the lower end of the inner side of the fixing shell (2), a double-shaft motor (4) is arranged at the upper end of the motor base (3), a motor shaft of the double-shaft motor (4) is connected with one end of a rotating shaft (5) on the left side and the right side through a coupler, the other end of the rotating shaft (5) on the left side and the right side is connected with the inner wall of the fixing shell (2) through a bearing, a cam (6) is sleeved; the utility model discloses a fixed casing (2) upper end left and right sides symmetry is equipped with fixed cover (9), fixed cover (9) middle part cover is equipped with sliding sleeve (8), sliding connection between sliding sleeve (8) middle part and connecting rod (10) lower part lateral wall, connecting rod (10) lower extreme is equipped with gyro wheel (7), both ends symmetry is equipped with ball (24) about gyro wheel (7), roll connection between gyro wheel (7) and cam (6) lateral wall, roll connection between ball (24) and spout (23), connecting rod (10) upper portion lateral wall cover is equipped with rotating sleeve (11), rotating sleeve (11) upper end middle part cover is equipped with threaded rod (12), threaded rod (12) upper end is equipped with support (13), support (13) middle part cover is equipped with adapter sleeve (18), adapter sleeve (18) upper end left and right sides symmetry is equipped with mount (17), the device is characterized in that a linkage shaft (16) is arranged between the fixing frames (17) on the left side and the right side, a leg supporting mechanism (15) is sleeved in the middle of the linkage shaft (16), and a horizontal bubble (14) is arranged on the right portion of the front side wall of the support (13).
2. The leg press device for dance training according to claim 1, wherein: shank supporting mechanism (15) include casing (1501), leg support (1503), footboard (1505) and buffer spring (1502), casing (1501) cover is established at universal driving shaft (16) lateral wall middle part, both ends symmetry is equipped with arc groove (1507) around casing (1501), casing (1501) middle part cover is equipped with leg support (1503), both ends all pass arc groove (1507) and extend to the outside around leg support (1503), leg support (1503) left and right sides symmetry is equipped with limiting plate (1506), casing (1501) inboard front and back symmetry is equipped with buffer spring (1502), limiting plate (1506) is connected to the one end of buffer spring (1502), casing (1501) inner wall is connected to the other end of buffer spring (1502), leg support (1503) rear end is equipped with footboard (1503), leg support (1503) middle part is equipped with rubber pad (1504).
3. The leg press device for dance training according to claim 1, wherein: the screw thread of threaded rod (12) and connecting rod (10) upper portion lateral wall is opposite, the screw thread of both sides is opposite about rotating cover (11) is inside, rotates the screw thread that overlaps between (11) and threaded rod (12) and matches each other, rotates and matches each other between the screw thread of cover (11) and connecting rod (10) upper portion lateral wall.
4. The leg press device for dance training according to claim 1, wherein: the limiting plate (22) and the cam (6) are mutually corresponding in shape, and the overall shape of the sliding chute (23) and the shape of the cam (6) are mutually corresponding.
5. The leg press device for dance training according to claim 1, wherein: the model of the double-shaft motor (4) is 130s-17120-38, and the model of the air cylinder (20) is SC 50.
CN201920687031.7U 2019-05-14 2019-05-14 Leg pressing device for dance training Active CN210078737U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920687031.7U CN210078737U (en) 2019-05-14 2019-05-14 Leg pressing device for dance training

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920687031.7U CN210078737U (en) 2019-05-14 2019-05-14 Leg pressing device for dance training

Publications (1)

Publication Number Publication Date
CN210078737U true CN210078737U (en) 2020-02-18

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920687031.7U Active CN210078737U (en) 2019-05-14 2019-05-14 Leg pressing device for dance training

Country Status (1)

Country Link
CN (1) CN210078737U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111569367A (en) * 2020-05-22 2020-08-25 吕新华 Recovered telecontrol equipment of orthopedics patient shank
CN112755477A (en) * 2021-01-12 2021-05-07 湖南科技学院 A dance barre for dance training

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111569367A (en) * 2020-05-22 2020-08-25 吕新华 Recovered telecontrol equipment of orthopedics patient shank
CN112755477A (en) * 2021-01-12 2021-05-07 湖南科技学院 A dance barre for dance training

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