CN113058221A - Leg pressing device for dance training - Google Patents
Leg pressing device for dance training Download PDFInfo
- Publication number
- CN113058221A CN113058221A CN202110310198.3A CN202110310198A CN113058221A CN 113058221 A CN113058221 A CN 113058221A CN 202110310198 A CN202110310198 A CN 202110310198A CN 113058221 A CN113058221 A CN 113058221A
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- training
- vertical plate
- ball screw
- rack
- screw pair
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B23/00—Exercising apparatus specially adapted for particular parts of the body
- A63B23/035—Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously
- A63B23/04—Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously for lower limbs
- A63B23/0482—Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously for lower limbs primarily by articulating the hip joints
- A63B23/0488—Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously for lower limbs primarily by articulating the hip joints by spreading the legs
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- Health & Medical Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Rehabilitation Tools (AREA)
Abstract
The invention relates to the field of dance auxiliary training tools, in particular to a leg pressing device for dance training, which comprises a training bottom plate, wherein a stepping pad is fixedly arranged at the upper end of the training bottom plate, leg correcting mechanisms are arranged at two ends of the stepping pad and comprise a left vertical plate and a right vertical plate, the left vertical plate and the right vertical plate are driven by a driving device and linearly and oppositely move on the training bottom plate, the left vertical plate and the right vertical plate are in mirror symmetry with respect to the stepping pad, telescopic plates are fixedly connected to the tops of the left vertical plate and the right vertical plate, a movable frame is slidably sleeved on the upper end face of each telescopic plate, the movable frame is fixed on the telescopic plates in a multistage mode through positioning assemblies, and a contact soft cushion is fixedly bonded at one end, close to the stepping pad. The leg pressing device can well press and erect the legs of a user, and avoids the condition that the training is invalid when the user trains, so that the user can train better, and the leg pressing efficiency of the user is improved to a certain extent.
Description
Technical Field
The invention relates to the field of dance auxiliary training tools, in particular to a leg pressing device for dance training.
Background
For a dance learner, leg pressing is an indispensable training subject, and leg pressing can exercise the stretching capacity of leg ligaments and is the basic work of various sports.
The invention discloses a leg pressing device for dance training, which comprises a base, wherein the base is disc-shaped, a plurality of leg pressing devices are arranged on the base, each leg pressing device comprises a telescopic device, an adjusting device and a leg pressing plate, the adjusting device is arranged on the base, the telescopic device is arranged on the adjusting device, the leg pressing plates are arranged at the end parts of the telescopic devices, the telescopic devices and the leg pressing plates are connected through limiting devices, each adjusting device comprises a roller lead screw, a limiting sliding groove, a rotating disc and a limiting sliding block, the limiting sliding groove is arranged on the base, the roller lead screw is arranged in the limiting sliding groove, the limiting sliding block is arranged on the roller lead screw and is arranged in the limiting sliding groove in a sliding manner, the rotating disc is arranged at the, the invention can lead the leg pressing device to adopt the circumferential arrangement through the disc-shaped base, thus leading dance learners to have larger space for pressing legs.
However, when the student is in training, the other leg must be kept in a vertical state, so that the leg pressing training of the student is effective, but the leg pressing device is not provided with an auxiliary leg correcting mechanism, so that the student can relax the leg part when the student is not in an autonomous state during training, the leg pressing training effect is low, and the training of the student is further influenced.
In view of this, we propose a leg pressing device for dance training.
Disclosure of Invention
The invention aims to provide a leg pressing device for dance training, which solves the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a leg pressing device that dance training used, includes the training bottom plate, the fixed pressure pad that is provided with in upper end of training bottom plate, the both ends of stepping on the pressure pad are equipped with positive leg mechanism, positive leg mechanism includes left riser and right riser, left side riser and right riser are driven and carry out sharp opposite directions motion by drive arrangement on the training bottom plate, and left side riser and right riser are mirror symmetry about stepping on the pressure pad, the equal fixed connection expansion plate in top of left side riser and right riser, the up end sliding sleeve of expansion plate is equipped with the activity frame, on the expansion frame was fixed in the expansion plate through locating component is multistage, the one end that the activity frame was close to and steps on the pressure pad was fixed to be bonded has the contact cushion.
Preferably, the left vertical plate and the right vertical plate are in a square structure, a cavity is formed in the training bottom plate, a driving device is arranged in the cavity and comprises a first ball screw pair and a second ball screw pair, a screw of the second ball screw pair is driven to rotate by a rotating shaft, a screw of the first ball screw pair is coaxially welded with a screw of the second ball screw pair, the screw of the first ball screw pair and the screw thread of the second ball screw pair are opposite in direction, the left vertical plate extends into the cavity and is fixedly connected with a screw nut of the first ball screw pair, and the right vertical plate extends into the cavity and is fixedly connected with a screw nut of the second ball screw pair.
Preferably, the movable frame is inside to be seted up with expansion plate sliding fit's the chamber that holds, holds the left and right sides in chamber and has seted up long spout, and the expansion plate stretches into and holds chamber and fixedly connected with guide block, and guide block slidable mounting is in long spout, and a plurality of constant head tanks that are linear distribution are all seted up at the lateral wall both ends of expansion plate.
Preferably, rectangular grooves are formed in two sides of the lower end of the accommodating cavity, positioning assemblies are arranged in the rectangular grooves and comprise clamping blocks, first racks and S-shaped elastic pieces, the first racks are slidably mounted in the rectangular grooves and fixedly connected with the S-shaped elastic pieces, one ends of the clamping blocks are fixedly connected with the first racks, and the other ends of the clamping blocks are inserted into the positioning grooves.
Preferably, the movable frame is located the upper end of rectangle recess and has seted up the cylindricality chamber, and the cylindricality intracavity rotates and installs the straight-teeth gear with first rack looks meshing, and the upper end meshing of straight-teeth gear is connected with the second rack, and the rectangle chamber that holds the second rack is seted up to the upper end in cylindricality chamber, second rack fixed connection push rod, push rod fixedly connected with T shape dog is equipped with the fluting that holds T shape dog on the outer wall of movable frame.
Preferably, the training bottom plate upper surface is equipped with the spout, the equal integrated into one piece in left riser and right riser both sides has spacing, and spacing bottom is equipped with two sets of universal balls, universal ball and spout roll cooperation, contact cushion adopt the memory cotton material.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention utilizes the tension of the S-shaped elastic sheet to act on the first rack, so that the first rack is stressed and drives the clamping block to be inserted into the positioning groove, thereby realizing the limiting and fixing of the movable frame, and the positioning groove is selectively used to be matched with the positioning component, thereby playing the effects of multi-stage adjustment and timely fixing on the movable frame, leading the leg correcting mechanism to be capable of making corresponding height adjustment according to the leg length of a user, and having wider application range.
2. The leg pressing device has the advantages that the lead screw nut of the first ball screw pair and the lead screw nut of the second ball screw pair move horizontally and oppositely, so that the left vertical plate and the right vertical plate are driven to be close to or far away from each other, the leg of a user can be well pressed and erected by the contact cushion, the condition that the training is invalid when the user trains is avoided, the user can train better, and the leg pressing efficiency of the user is improved to a certain extent.
Drawings
FIG. 1 is a front view of the structure of the present invention;
FIG. 2 is a side view of the structure of the present invention;
FIG. 3 is an enlarged view of area A of FIG. 2;
fig. 4 is an enlarged schematic view of the region B in fig. 2.
In the figure: training bottom plate 1, step on pressure pad 2, left riser 3, right riser 4, expansion plate 5, constant head tank 6, movable frame 7, guide block 8, contact cushion 9, hold chamber 10, first ball screw is vice 11, the vice 12 of second ball screw, spacing strip 13, universal ball 14, fixture block 15, first rack 16, S-shaped shell fragment 17, straight-teeth gear 18, second rack 19, push rod 20, dog 21, cavity 22, spout 23.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 4, the present invention provides a technical solution: the utility model provides a leg pressing device that dance training used, including training bottom plate 1, the fixed pressure pad 2 that is provided with in upper end of training bottom plate 1, the both ends of stepping on pressure pad 2 are equipped with positive leg mechanism, positive leg mechanism includes left riser 3 and right riser 4, left side riser 3 and right riser 4 are driven by drive arrangement and carry out sharp opposite directions motion on training bottom plate 1, left side riser 3 and right riser 4 are mirror symmetry about stepping on pressure pad 2, the equal fixed connection expansion plate 5 in top of left side riser 3 and right riser 4, the up end slip cover of expansion plate 5 is equipped with movable frame 7, movable frame 7 is multistage being fixed in on expansion plate 5 through locating component, movable frame 7 is close to the one end of pressure pad 2 and is fixed to bond and has contact cushion 9.
As shown in fig. 1 and fig. 2, the left vertical plate 3 and the right vertical plate 4 are both in a square structure, a cavity 22 is formed inside the training bottom plate 1, a driving device is arranged in the cavity 22, the driving device includes a first ball screw pair 11 and a second ball screw pair 12, a screw of the second ball screw pair 12 is driven to rotate by a rotating shaft, a screw of the first ball screw pair 11 is coaxially welded with a screw of the second ball screw pair 12, the screw of the first ball screw pair 11 and the screw thread of the second ball screw pair 12 are placed in opposite directions, the left vertical plate 3 extends into the cavity 22 and is fixedly connected with a screw nut of the first ball screw pair 11, and the right vertical plate 4 extends into the cavity 22 and is fixedly connected with a screw nut of the second ball screw pair 12.
Through the vice 11 of axis of rotation drive first ball and the vice 12 motion of second ball, because the screw of the vice 11 of first ball and the screw thread opposite direction of the vice 12 of second ball, the screw-nut of the vice 11 of first ball and the screw-nut of the vice 12 of second ball carry out horizontally relative motion, thereby it is close to or keep away from each other to drive left riser 3 and right riser 4, make contact cushion 9 can carry out fine pressure to user's shank just upright, avoided the user when the training, the invalid condition of training appears, thereby can let the better training of user, user's leg pressing efficiency has been improved to a certain extent.
As shown in fig. 1, the movable frame 7 is internally provided with a holding cavity 10 in sliding fit with the expansion plate 5, long sliding grooves are formed in the left side and the right side of the holding cavity 10, the expansion plate 5 extends into the holding cavity 10 and is fixedly connected with a guide block 8, the guide block 8 is slidably mounted in the long sliding grooves, and a plurality of positioning grooves 6 which are linearly distributed are formed in both ends of the side wall of the expansion plate 5. Utilize guide block 8 and long spout cooperation to use, can play the spacing effect of direction to expansion plate 5.
As shown in fig. 2 and 3, rectangular grooves are formed in both sides of the lower end of the accommodating cavity 10, positioning assemblies are arranged in the rectangular grooves and comprise clamping blocks 15, first racks 16 and S-shaped elastic pieces 17, the first racks 16 are slidably mounted in the rectangular grooves and fixedly connected with the S-shaped elastic pieces 17, one ends of the clamping blocks 15 are fixedly connected with the first racks 16, and the other ends of the clamping blocks 15 are inserted into the positioning grooves 6. Utilize the tension of S-shaped shell fragment 17 self to act on first rack 16 for first rack 16 atress drives fixture block 15 and inserts and establish in constant head tank 6, with this realization to the spacing fixed of movable frame 7, and cooperate with locating component through selective use constant head tank 6, can play multistage regulation and timely fixed effect to movable frame 7, make this positive leg mechanism can make corresponding altitude mixture control according to user' S leg length, and application scope is more extensive.
As shown in fig. 3, the movable frame 7 is located at the upper end of the rectangular groove and is provided with a cylindrical cavity, a straight gear 18 meshed with the first rack 16 is rotatably installed in the cylindrical cavity, the upper end of the straight gear 18 is meshed with a second rack 19, a rectangular cavity for accommodating the second rack 19 is formed in the upper end of the cylindrical cavity, the second rack 19 is fixedly connected with a push rod 20, the push rod 20 is fixedly connected with a T-shaped stop block 21, and a slot for accommodating the T-shaped stop block 21 is formed in the outer wall of the movable frame 7. By pressing the T-shaped stopper 21, the T-shaped stopper 21 is forced to drive the push rod 20 and the second rack 19 to move towards the direction of the expansion plate 5, the second rack 19 acts on the spur gear 18, the first rack 16 drives the fixture block 15 to be drawn out from the positioning slot 6 under the action of the spur gear 18, and normal sliding of the movable frame 7 can be realized at this moment.
As shown in fig. 1 and 4, the upper surface of the training bottom plate 1 is provided with a sliding groove 23, the two sides of the left vertical plate 3 and the right vertical plate 4 are respectively provided with a limiting strip 13 in an integrated manner, the bottom of the limiting strip 13 is provided with two sets of universal balls 14, the universal balls 14 are matched with the sliding groove 23 in a rolling manner, the contact soft pad 9 is made of a memory cotton material, and the shape change can be made according to the radian of the patella of a user. The universal ball 14 is used as the support of the left vertical plate 3 and the right vertical plate 4 to be in contact with the training bottom plate 1, the universal ball 14 prevents a screw nut of the first ball screw pair 11 and a screw nut of the second ball screw pair 12 from being loaded, transmission abrasion of the first ball screw pair 11 and the second ball screw pair 12 is reduced, the service life of the driving device is prolonged, and the pressing effect of the leg correcting mechanism is guaranteed.
The working principle is as follows: in practical use, a user steps one leg on the stepping pad 2, then presses the T-shaped stop 21, the T-shaped stop 21 is forced to drive the push rod 20 and the second rack 19 to move towards the direction of the retractable plate 5, the second rack 19 acts on the spur gear 18, the first rack 16 drives the fixture block 15 to be drawn out from the positioning groove 6 under the action of the spur gear 18, at this time, normal sliding of the movable frame 7 can be realized, when the movable frame 7 is moved to the knee of the user, the acting force on the stop 21 is cancelled, at this time, the tension of the S-shaped elastic sheet 17 acts on the first rack 16, the first rack 16 is forced to drive the fixture block 15 to be inserted into the positioning groove 6, so as to realize quick limiting and fixing of the movable frame 7, and then the first ball screw pair 11 and the second ball screw pair 12 are driven to move through the rotating shaft, because the lead screw of first ball screw pair 11 and the lead screw thread opposite direction of the vice 12 of second ball screw, the screw-nut of first ball screw pair 11 and the screw-nut of the vice 12 of second ball screw carry out horizontally phase motion, thereby it is close to or keeps away from each other to drive left riser 3 and right riser 4, make contact cushion 9 can carry out fine compressing tightly just standing to user's shank, avoided the user when the training, the invalid condition of training appears, thereby can let the better training of user, user's leg pressing efficiency has been improved to a certain extent.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a leg pressing device that dance training used, includes training bottom plate (1), its characterized in that: the fixed pressure pad (2) of stepping on that is provided with in upper end of training bottom plate (1), the both ends of stepping on pressure pad (2) are equipped with positive leg mechanism, positive leg mechanism includes left riser (3) and right riser (4), left side riser (3) and right riser (4) are driven by drive arrangement and carry out sharp looks motion on training bottom plate (1), and left side riser (3) and right riser (4) are mirror symmetry about stepping on pressure pad (2), the equal fixed connection expansion plate (5) in top of left side riser (3) and right riser (4), the up end sliding sleeve of expansion plate (5) is equipped with movable frame (7), movable frame (7) are fixed in on expansion plate (5) through locating component is multistage, and movable frame (7) are close to the one end of stepping on pressure pad (2) and are fixed to bond and have contact cushion (9).
2. A leg press device for dance training according to claim 1, wherein: the left vertical plate (3) and the right vertical plate (4) are both in a square structure, a cavity (22) is arranged inside the training bottom plate (1), a driving device is arranged in the cavity (22), the driving device comprises a first ball screw pair (11) and a second ball screw pair (12), the screw rod of the second ball screw pair (12) is driven by a rotating shaft to rotate, the screw rod of the first ball screw pair (11) is coaxially welded with the screw rod of the second ball screw pair (12), the screw thread releasing directions of the screw of the first ball screw pair (11) and the screw of the second ball screw pair (12) are opposite, the left vertical plate (3) extends into the cavity (22) and is fixedly connected with a screw nut of the first ball screw pair (11), the right vertical plate (4) extends into the cavity (22) and is fixedly connected with a screw nut of the second ball screw pair (12).
3. A leg press device for dance training according to claim 1, wherein: the utility model discloses a portable electronic device, including activity frame (7), activity frame (7) inside seted up with expansion plate (5) sliding fit hold chamber (10), the left and right sides that holds chamber (10) has seted up long spout, and expansion plate (5) stretch into and hold chamber (10) and fixedly connected with guide block (8), and guide block (8) slidable mounting is in long spout, and a plurality of constant head tanks (6) that are linear distribution are all seted up at the lateral wall both ends of expansion plate (5).
4. A leg press device for dance training according to claim 3, wherein: the lower extreme both sides that hold chamber (10) have all seted up the rectangle recess, are equipped with locating component in the rectangle recess, and locating component includes fixture block (15), first rack (16) and S-shaped shell fragment (17), equal fixed connection S-shaped shell fragment (17) in the rectangle recess of first rack (16) slidable mounting, fixture block (15) one end fixed connection first rack (16), the fixture block (15) other end is inserted and is established in constant head tank (6).
5. A leg press device for dance training according to claim 4, wherein: the movable frame (7) is located the upper end of rectangle recess and has seted up the cylindricality chamber, the cylindricality intracavity is rotated and is installed straight-teeth gear (18) with first rack (16) looks meshing, the upper end meshing of straight-teeth gear (18) is connected with second rack (19), the rectangle chamber that holds second rack (19) is seted up to the upper end in cylindricality chamber, second rack (19) fixed connection push rod (20), push rod (20) fixedly connected with T shape dog (21), be equipped with the fluting that holds T shape dog (21) on the outer wall of movable frame (7).
6. A leg press device for dance training according to claim 5, wherein: training bottom plate (1) upper surface is equipped with spout (23), the equal integrated into one piece in left side riser (3) and right riser (4) both sides has spacing (13), and spacing (13) bottom is equipped with two sets of universal balls (14), universal ball (14) and spout (23) roll cooperation, contact cushion (9) adopt the cotton material of memory.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110310198.3A CN113058221A (en) | 2021-03-23 | 2021-03-23 | Leg pressing device for dance training |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110310198.3A CN113058221A (en) | 2021-03-23 | 2021-03-23 | Leg pressing device for dance training |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113058221A true CN113058221A (en) | 2021-07-02 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110310198.3A Pending CN113058221A (en) | 2021-03-23 | 2021-03-23 | Leg pressing device for dance training |
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| Country | Link |
|---|---|
| CN (1) | CN113058221A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2020508554A (en) * | 2017-02-27 | 2020-03-19 | フェニックス コンタクト ゲーエムベーハー ウント コムパニー カーゲー | Circular plug connector with spring connection and multiple spring connections |
| CN110898394A (en) * | 2019-11-26 | 2020-03-24 | 新疆医科大学第四附属医院 | Lower limb rehabilitation device |
| CN210246158U (en) * | 2019-06-28 | 2020-04-03 | 金湖金诚电子科技有限公司 | Pencil fixing clip anti-rotation structure |
| CN210999810U (en) * | 2019-11-01 | 2020-07-14 | 苏州益科驰精密机械有限公司 | Concatenation formula plastic mould |
| CN212166420U (en) * | 2019-12-26 | 2020-12-18 | 南宁职业技术学院 | Dance leg pressing device for national physical training |
-
2021
- 2021-03-23 CN CN202110310198.3A patent/CN113058221A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2020508554A (en) * | 2017-02-27 | 2020-03-19 | フェニックス コンタクト ゲーエムベーハー ウント コムパニー カーゲー | Circular plug connector with spring connection and multiple spring connections |
| CN210246158U (en) * | 2019-06-28 | 2020-04-03 | 金湖金诚电子科技有限公司 | Pencil fixing clip anti-rotation structure |
| CN210999810U (en) * | 2019-11-01 | 2020-07-14 | 苏州益科驰精密机械有限公司 | Concatenation formula plastic mould |
| CN110898394A (en) * | 2019-11-26 | 2020-03-24 | 新疆医科大学第四附属医院 | Lower limb rehabilitation device |
| CN212166420U (en) * | 2019-12-26 | 2020-12-18 | 南宁职业技术学院 | Dance leg pressing device for national physical training |
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Application publication date: 20210702 |