CN112370732A

CN112370732A - Dance training stretching apparatus

Info

Publication number: CN112370732A
Application number: CN202011118551.XA
Authority: CN
Inventors: 董植寿
Original assignee: Hunan University of Humanities Science and Technology
Current assignee: Hunan University of Humanities Science and Technology
Priority date: 2020-10-19
Filing date: 2020-10-19
Publication date: 2021-02-19

Abstract

The invention discloses a dance training stretching device, which belongs to the technical field of dance training devices and comprises a cushion part, a leg part supporting part and a presser foot device, wherein the cushion part comprises a base, a soft cushion is arranged on the base, a limiting groove is formed in the soft cushion, a backrest is hinged to one side of the base, the bottom of the backrest is supported by a first air cylinder, a waist support with variable height is arranged at the lower part of the surface of the backrest, a headrest is arranged at the upper part of the surface of the backrest, and a soft raised line is arranged on the surface of the backrest; the device comprises a base, a push plate support piece, a foot support piece, a universal connecting component and a lifting device, wherein the other side of the base is connected with a leg support part through the universal connecting component, the leg support part comprises leg support pieces which are symmetrically arranged on two sides, the foot support piece is arranged in the leg support piece and located at the foremost end, the front side of the leg support piece is provided with the lifting device, the lifting device can be connected with the leg support piece to enable the push plate support piece to rotate and lift by taking the universal connecting component.

Description

Dance training stretching apparatus

Technical Field

The invention relates to the technical field of dance training equipment, in particular to dance training stretching equipment.

Background

Dancing as a performance art, one minute on stage and ten years off stage work, dancers must keep painstaking training to be skilled in various skills, and works needing performance are familiar to be finally shown in high-level performance on the stage, so that pleasurable artistic enjoyment is brought to audiences.

Because the daily learning and training amount of the dancer is large, and particularly the leg is under greater pressure, the dancer needs to stretch and relax the muscles of the whole body after training every day, wherein the stretching comprises back stretching, waist stretching, hip stretching, leg stretching and the like, and particularly the leg stretching needs to stretch the thigh and the shank respectively. The standard in-place stretching can help dancers relieve muscle fatigue, avoid soreness, prevent muscle spasm and varicosity, enhance muscle elasticity, improve body flexibility and even bring great benefit to keeping stature.

But tensile action needs the completion of standing behind the training that recommends at present mostly, for example to the tensile left side of bowing of shank, right thigh rear side is tensile, lean on the wall left side, right shank rear side is tensile etc. because the training of dancer whole day contains a large amount of jumping motions mostly, the shank often is comparatively aching and painful after the training is accomplished, it is comparatively difficult or even painful still to stick to the tensile of one end time this moment, lead to tensile action not to the standard easily, make tensile effect unsatisfactory, there is certain support shakiness even and leads to injured risk.

Disclosure of Invention

The invention aims to solve the problems, and provides a dance training stretching device which can help dancers to finish various stretching actions such as shank stretching, thigh stretching, arm expansion movement, waist stretching and the like while sitting, so that the stretching action reaches the standard, the stretching time is more in place, and the stretching effect is effectively ensured.

In order to realize the purpose, the invention adopts the technical scheme that: a dance training stretching device comprises a cushion part, a leg supporting part and a presser foot device, wherein the cushion part comprises a base, a soft cushion is arranged on the base, a limiting groove is formed in the soft cushion, a backrest is hinged to one side of the base, the bottom of the backrest is supported by a first air cylinder, a waist support with a variable height is arranged on the lower portion of the surface of the backrest, a headrest is arranged on the upper portion of the surface of the backrest, and a soft raised line is arranged on the surface of the backrest; the device comprises a base, a push plate support piece, a foot support piece, a universal connecting component and a lifting device, wherein the other side of the base is connected with a leg support part through the universal connecting component, the leg support part comprises leg support pieces which are symmetrically arranged on two sides, the foot support piece is arranged in the leg support piece and located at the foremost end, the front side of the leg support piece is provided with the lifting device, the lifting device can be connected with the leg support piece to enable the push plate support piece to rotate and lift by taking the universal connecting component.

Further, the lifting device comprises a support, the support is of a U-shaped plate structure, a second cylinder is connected to the lower surface of a top plate of the support, a connecting block is connected to the bottom end of a piston rod of the second cylinder, the second cylinder vertically faces downwards, two through holes are symmetrically formed in the connecting block, and the leg support is connected with the lifting device through a rotating connecting piece matched with the leg support.

Furthermore, the leg supporting piece is of a frame-shaped structure with an opening at the top and two ends communicated with each other, and massage bulges are arranged on the bottom plate and the inner side wall of the leg supporting piece in an array manner; the leg support side walls are provided with a swivel connection at the foremost end.

Furthermore, the rotating connecting piece is a hook, one end of the hook is connected to the rotating shaft, the rotating shaft is installed between the second supporting plates on the side walls of the leg supporting pieces, and the other end of the hook penetrates through a through hole of the lifting device to connect the leg supporting pieces with the lifting device.

Furthermore, universal connection part is including the installation cover, and the installation cover is connected on the base lateral wall, and the installation cover is inside to be drawn in vain has the globular space, sets up in this globular space and connects the ball, connects the ball and can freely roll in the installation cover, connects the ball and is connected with shank support piece.

Furthermore, the presser foot device comprises a presser foot base plate which is of an L-shaped two-section plate-shaped structure and consists of a first base plate in contact with the foot plate of the dancer and a second base plate for supporting the heel of the dancer, and the presser foot base plate rotates by taking the connecting point of the first base plate and the second base plate as a fulcrum.

Furthermore, the presser foot backing plate is hinged to the sliding block, a spring is connected between the first backing plate of the presser foot backing plate and the sliding block, the upper end of the first backing plate is connected with a pull rope, the other end of the pull rope penetrates through a limiting device on the leg support member and can extend to the base, the limiting device comprises two first supporting plates arranged on the side wall of the leg support member, a roller is arranged between the first supporting plates, a top cover is arranged on the first supporting plates, and the tension penetrates between the top cover and the roller; the slider cover is established on the stopper, and the stopper setting is on shank support piece's bottom plate, and the stopper is T shape structure.

Furthermore, a screw hole is formed in one side of the sliding block, a first screw rod is arranged in the screw hole, the sliding block is limited by screwing the first screw rod to abut against the side wall of the limiting block, and a rocker is arranged at the outer end of the first screw rod.

Furthermore, the waist support comprises a top plate capable of moving back and forth, the cross section of the top plate is arc-shaped, and a layer of soft cushion covers the outer side of the top plate.

Furthermore, be provided with the miniature bearing on the roof, be connected with the second screw rod in the miniature bearing, the screw in the installation section of thick bamboo on the second screw rod passes the back, and the second screw rod outer end is provided with the handle. The invention has the beneficial effects that:

in order to facilitate a dancer to finish various stretching actions when sitting, the base is provided with the soft cushion, the back side of the base is hinged with the backrest, the front end of the base is connected with the leg supporting piece through the universal connecting piece, the leg supporting piece is internally provided with the presser foot device, and the leg supporting piece can be connected with the lifting device. Specifically, the method comprises the following steps:

the backrest is supported by the first cylinder and can rotate, and the waist support with adjustable supporting height is matched, so that a dancer can lie on the backrest at multiple angles to relax the back, and meanwhile, the waist is stretched and relaxed when the dancer props against the waist;

leg support piece can play the supporting role to the shank, and it can carry out the free motion as the fulcrum by universal joint spare simultaneously, can carry out the tensile action of multiple shank, especially conveniently stretches the thigh. Meanwhile, the massage bulges are arranged on the inner walls of the leg supporting pieces, so that the legs can be massaged, the blood circulation of the legs is promoted, and the stretching effect is improved.

Leg support piece can be connected with the lifting device through what the couple was convenient to the realization is with leg support piece lifting, can realize the tensile action of thigh. And the leg support piece of both sides can be connected with the lifting device simultaneously or step by step, makes things convenient for different training demands, wherein only need manually with the couple upset can the disconnection, need not to adopt extra instrument, convenient to use is high-efficient.

The presser foot device can help the dancer to realize shank stretching device, and the sole of dancer steps on first backing plate, and the heel is supported by the second backing plate, and both hands pulling stay cord this moment can down press first backing plate, will press the foot backward, realizes stretching the same tensile effect with leaning on wall presser foot shank rear side to sitting and can realizing stretching, can conveniently insist on the stretching time of more being of a specified duration. When the two hands are slowly released and stretched, the stretched spring at the rear end of the first base plate rebounds to pull the first base plate back, so that the two feet can conveniently leave the presser foot device.

In conclusion, the invention can assist the dancer to finish various stretching actions while sitting, help the dancer to finish standard in-place stretching, obtain better stretching effect, and effectively avoid the problem that the dancer is easy to be injured due to unstable support when stretching in a body fatigue state.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic structural view of the presser foot device of the present invention.

Figure 3 is a schematic view of the connection of the leg support and lifting device of the present invention.

FIG. 4 is a schematic connection diagram of the universal joint of the present invention.

Fig. 5 is a schematic view of a stopper device of the pull cord of the present invention.

Fig. 6 is a schematic view of the back support of the present invention.

Fig. 7 is a schematic view of the internal structure of the waist support of the present invention.

Figure 8 is an external view of the lumbar support of the present invention.

The text labels in the figures are represented as: 1. a first cylinder; 2. a backrest; 3. a convex strip; 4. a headrest; 5. a waist support; 6. a groove; 7. a soft cushion; 8. pulling a rope; 9. a base; 10. mounting a cover; 11. a connecting ball; 12. massaging the bumps; 13. a leg support; 14. a first support plate; 15. a spring; 16. hooking; 17. a support; 18. a second cylinder; 19. a through hole; 20. connecting blocks; 21. a slider; 22. a first backing plate; 23. a universal wheel; 24. a second backing plate; 25. a first screw; 26. a rocker; 27. a limiting block; 28. a second support plate; 29. a rotating shaft; 30. a top cover; 31. a roller; 32. a handle; 33. a second screw; 34. mounting the cylinder; 35. a top plate.

Detailed Description

The invention is further illustrated by the following examples.

A dance training stretching device comprises a cushion part, a leg part supporting part and a presser foot device, wherein the cushion part comprises a base 9, a soft cushion 7 is arranged on the base 9, a limiting groove 6 is arranged on the soft cushion 7, a backrest 2 is hinged to one side of the base 9, the bottom of the backrest 2 is supported by a first cylinder 1, a waist support 5 with variable height is arranged on the lower part of the surface of the backrest 2, a headrest 4 is arranged on the upper part of the surface of the backrest 2, and a soft raised line 3 is arranged on the surface of the backrest 2; the other side of the base 9 is connected with a leg supporting part through a universal connecting part, the leg supporting part comprises leg supporting pieces 13 which are symmetrically arranged at two sides, a pressure foot device is arranged in the leg supporting piece 13 and located at the foremost end, a lifting device is arranged at the front side of the leg supporting piece 13, the lifting device can be connected with the leg supporting piece 13 to enable the push plate supporting piece 13 to rotate and lift by taking the universal connecting part as a fulcrum, and universal wheels 23 are arranged at the bottom of the leg supporting piece 13.

Preferably, as shown in fig. 1 and fig. 2, the lifting device includes a support 17, the support 17 is a U-shaped plate structure, a second cylinder 18 is connected to a lower surface of a top plate of the support 17, a connecting block 20 is connected to a bottom end of a vertically downward piston rod of the second cylinder 18, two through holes 19 are symmetrically formed in the connecting block 20, and the through holes 19 cooperate with a rotating connecting member on the leg support 13 to connect the leg support 13 with the lifting device.

Preferably, as shown in fig. 1 and 4, the leg supporting member 13 is a frame-shaped structure with an open top and two ends connected in series, and massage protrusions 12 are arranged on the bottom plate and the inner side wall of the leg supporting member 13 in an array; the leg support 13 side walls are provided with a swivel connection at the foremost end.

Preferably, as shown in fig. 2 and 3, the rotating connecting member is a hook 16, one end of the hook 16 is connected to a rotating shaft 29, the rotating shaft 29 is installed between the second supporting plates 28 on the side walls of the leg support 13, and the other end of the hook 16 passes through the through hole 19 of the lifting device to connect the leg support 13 with the lifting device.

Preferably, as shown in fig. 1 and 4, the universal connection component includes a mounting cover 10, the mounting cover 10 is connected to a side wall of the base 9, a spherical space is hollowed inside the mounting cover 10, a connection ball 11 is disposed in the spherical space, the connection ball 11 can freely roll in the mounting cover 10, and the connection ball 11 is connected to the leg support 13.

Preferably, as shown in fig. 1 and 2, the presser foot device includes a presser foot backing plate, the presser foot backing plate is an L-shaped two-section plate-shaped structure, and is composed of a first backing plate 22 contacting with the foot plate of the dancer and a second backing plate 24 supporting the heel of the dancer, and the presser foot backing plate rotates with the connection point of the first backing plate 22 and the second backing plate 24 as a fulcrum.

Preferably, as shown in fig. 1 and fig. 2, the presser foot base plate is hinged to the slide block 21, a spring 15 is connected between a first base plate 22 of the presser foot base plate and the slide block 21, a pull rope 8 is connected to the upper end of the first base plate 22, the other end of the pull rope 8 passes through a limiting device on the leg support 13 and can extend to the base 9, the limiting device comprises two first support plates 14 arranged on the side walls of the leg support 13, a roller 31 is arranged between the first support plates 14, a top cover 30 is arranged on the first support plates 14, and the tension 8 passes through between the top cover 30 and the roller 31; the slider 21 is sleeved on the limiting block 27, the limiting block 27 is arranged on the bottom plate of the leg supporting piece 13, and the limiting block 27 is of a T-shaped structure.

Preferably, as shown in fig. 2, a screw hole is formed in one side of the sliding block 21, a first screw 25 is disposed in the screw hole, the first screw 25 is screwed to abut against a side wall of the limiting block 27 to limit the sliding block 21, and a rocker 26 is disposed at an outer end of the first screw 25.

Preferably, as shown in fig. 7 and 8, the lumbar support 5 includes a top plate 35 capable of moving back and forth, the cross section of the top plate 35 is arc-shaped, and a layer of soft cushion covers the outer side of the top plate 35.

Preferably, as shown in fig. 7 and 8, a small bearing is disposed on the top plate 35, a second screw 33 is connected in the small bearing, the second screw 33 passes through a screw hole in a mounting tube 34 on the backrest 2, and a handle 32 is disposed at an outer end of the second screw 33.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The principles and embodiments of the present invention are explained herein, and the above description of the embodiments is only used to help understand the method and its core idea of the present invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present invention.

Claims

1. A dance training stretching apparatus comprises a cushion part, a leg supporting part and a presser foot device, and is characterized in that the cushion part comprises a base (9), a soft cushion (7) is arranged on the base (9), a limiting groove (6) is formed in the soft cushion (7), a backrest (2) is hinged to one side of the base (9), the bottom of the backrest (2) is supported by a first cylinder (1), a waist support (5) with a variable height is arranged on the lower portion of the surface of the backrest (2), a headrest (4) is arranged on the upper portion of the surface of the backrest (2), and soft raised lines (3) are arranged on the surface of the backrest (2); the other side of the base (9) is connected with a leg supporting part through a universal connecting part, the leg supporting part comprises leg supporting pieces (13) which are symmetrically arranged on two sides, the presser foot device is arranged in the leg supporting pieces (13) and located at the foremost end, a lifting device is arranged on the front side of the leg supporting pieces (13), the lifting device can be connected with the leg supporting pieces (13) to enable the push plate supporting pieces (13) to rotate and lift with the universal connecting part as a fulcrum, and universal wheels (23) are arranged at the bottom of the leg supporting pieces (13).

2. A dance training stretching apparatus according to claim 1, wherein the lifting device comprises a support (17), the support (17) is a U-shaped plate structure, a second cylinder (18) is connected to the lower surface of a top plate of the support, a connecting block (20) is connected to the bottom end of a piston rod of the second cylinder (18) which faces vertically downwards, two through holes (19) are symmetrically formed in the connecting block (20), and the through holes (19) are matched with a rotating connecting piece on the leg support (13) to connect the leg support (13) with the lifting device.

3. A dance training stretching apparatus according to claim 1, wherein the leg support member (13) is a frame structure with an open top and two ends connected in series, and massage protrusions (12) are arranged on the bottom plate and the inner side wall of the leg support member (13) in an array; the side wall of the leg support (13) is provided with a rotary connector at the foremost end.

4. A dance training stretching apparatus according to claim 2 or 3, wherein the rotating connection member is a hook (16), one end of the hook (16) is connected to a rotating shaft (29), the rotating shaft (29) is installed between the second support plates (28) on the side walls of the leg support member (13), and the other end of the hook (16) penetrates through the through hole (19) of the lifting device to connect the leg support member (13) and the lifting device.

5. A dance training stretching apparatus according to claim 1, wherein said universal connection member comprises a mounting cover (10), said mounting cover (10) is connected to a side wall of said base (9), said mounting cover (10) has a hollow spherical space, said spherical space is provided with a connection ball (11), said connection ball (11) can freely roll in said mounting cover (10), said connection ball (11) is connected to said leg support (13).

6. A dance training stretching apparatus according to claim 1, wherein said presser foot means includes a presser foot base plate, the presser foot base plate is an L-shaped two-section plate-like structure, and is composed of a first base plate (22) contacting with the dancer's foot plate and a second base plate (24) supporting the dancer's heel, the presser foot base plate rotates with the connecting point of the first base plate (22) and the second base plate (24) as the fulcrum.

7. A dance training stretching apparatus according to claim 6, wherein the presser foot base plate is hinged on the sliding block (21), a spring (15) is connected between the first base plate (22) of the presser foot base plate and the sliding block (21), the upper end of the first base plate (22) is connected with the pull rope (8), the other end of the pull rope (8) passes through a limiting device on the leg support member (13) and can extend to the base (9), the limiting device comprises two first support plates (14) arranged on the side wall of the leg support member (13), a roller (31) is arranged between the first support plates (14), a top cover (30) is arranged on the first support plate (14), and the stretching (8) passes through between the top cover (30) and the roller (31); the sliding block (21) is sleeved on the limiting block (27), the limiting block (27) is arranged on a bottom plate of the leg supporting piece (13), and the limiting block (27) is of a T-shaped structure.

8. A dance training stretching apparatus according to claim 7, wherein a screw hole is formed in one side of the sliding block (21), a first screw rod (25) is arranged in the screw hole, the sliding block (21) is limited by tightening the first screw rod (25) to abut against the side wall of the limiting block (27), and a rocker (26) is arranged at the outer end of the first screw rod (25).

9. A dance training stretching apparatus according to claim 1, wherein the waist support (5) comprises a top plate (35) capable of moving back and forth, the cross section of the top plate (35) is arc-shaped, and the outer side of the top plate (35) is covered with a soft cushion.

10. A dance training stretching apparatus according to claim 9, wherein the top plate (35) is provided with a small bearing, the small bearing is internally connected with a second screw rod (33), the second screw rod (33) passes through a screw hole in a mounting cylinder (34) on the backrest (2), and the outer end of the second screw rod (33) is provided with a handle (32).