CN109999422B - From portable dance ligament stretching device that increases - Google Patents
From portable dance ligament stretching device that increases Download PDFInfo
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- CN109999422B CN109999422B CN201910364406.0A CN201910364406A CN109999422B CN 109999422 B CN109999422 B CN 109999422B CN 201910364406 A CN201910364406 A CN 201910364406A CN 109999422 B CN109999422 B CN 109999422B
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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
- A63B21/00—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices
- A63B21/00196—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices using pulsed counterforce, e.g. vibrating resistance means
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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
- A63B23/02—Exercising apparatus specially adapted for particular parts of the body for the abdomen, the spinal column or the torso muscles related to shoulders (e.g. chest muscles)
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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
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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
- A63B26/00—Exercising apparatus not covered by groups A63B1/00 - A63B25/00
- A63B26/003—Exercising apparatus not covered by groups A63B1/00 - A63B25/00 for improving balance or equilibrium
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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
- A63B69/00—Training appliances or apparatus for special sports
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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
- A63B2244/00—Sports without balls
- A63B2244/22—Dancing
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- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biophysics (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
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- Percussion Or Vibration Massage (AREA)
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Abstract
A self-heightening mobile dance ligament stretching device relates to a ligament stretching device, in particular to a self-heightening mobile dance ligament stretching device. The invention aims to solve the problem that the prior handle bars are fixed on the wall, the height of the prior handle bars can not be adjusted, and the prior handle bars are inconvenient to use for people with short stature or poor balance feeling. Each supporting unit of the invention further comprises a rope, a self-elevating driving assembly and a fixed pulley, a cavity is arranged in the movable supporting leg, the self-elevating driving assembly and the fixed pulley are sequentially arranged in the cavity from top to bottom, one end of the rope is fixedly connected with the lower part of the fixed supporting leg, and the other end of the rope is fixedly connected with the movable end of the self-elevating driving assembly after bypassing the fixed pulley. The invention belongs to the field of sports equipment.
Description
Technical Field
The invention relates to a ligament stretching device, in particular to a self-elevating mobile dance ligament stretching device, and belongs to the field of sports apparatuses.
Background
Dance is a kind of performing art, uses the body to complete various graceful or highly difficult movements, generally has musical accompaniment, takes rhythmic movements as artistic forms of main expression means. It is typically by music, as well as by other props. In recent years, more and more children and adults begin to learn dance, making dance a popular art and sport. Before practicing dance, the handle bar is needed to be used for ligament stretching, and the existing handle bar is fixed on a wall, so that the height of the existing handle bar cannot be adjusted, and the use of people with short stature or poor balance feeling is inconvenient.
Disclosure of Invention
The invention aims to solve the problem that the existing handle bars are fixed on a wall, the height of the existing handle bars can not be adjusted, so that people with short stature or poor balance feel can not use the existing handle bars conveniently, and further provides a self-heightening mobile dance ligament stretching device.
The technical scheme adopted by the invention for solving the problems is as follows: the invention comprises a cross beam and two supporting units, wherein the two supporting units are symmetrically arranged on the lower surfaces of two ends of the cross beam, each supporting unit comprises a fixed supporting leg, a movable supporting leg and a roller assembly, the upper end of each fixed supporting leg is rotationally connected with the lower surface of the end part of the cross beam, the lower end of each fixed supporting leg is fixedly connected with the ground, the upper end of each movable supporting leg is rotationally connected with the lower surface of the end part of the cross beam, and the lower end of each movable supporting leg is contacted with the ground through the roller assembly; each supporting unit further comprises a rope, a self-elevating driving assembly and a fixed pulley, a cavity is formed in each movable supporting leg, the self-elevating driving assembly and the fixed pulley are sequentially arranged in the cavity from top to bottom, one end of the rope is fixedly connected with the lower portion of the fixed supporting leg, and the other end of the rope is fixedly connected with the movable end of the self-elevating driving assembly after bypassing the fixed pulley.
Further, from increasing drive assembly includes water-jug, water delivery hose, rivers control switch, the cylinder body, the piston, piston rod and water absorbent resin, the water-jug, the cylinder body is from top to bottom fixed mounting in proper order in the cavity, the piston sets up in the cylinder body, the lower terminal surface of cylinder body and the lower fixed surface of piston are passed to the upper end of piston rod, the lower extreme of piston rod and the other end fixed connection of rope, water absorbent resin sets up in the cylinder body, and water absorbent resin is located the top of piston, the delivery port of water-jug is connected with the water inlet of cylinder body up end through water delivery hose, rivers control switch installs on water delivery hose, and rivers control switch is located outside the cavity.
Further, from increasing drive assembly includes cylinder body, piston, the piston rod, first lithium cell, the motor, the reduction gear, the driving gear, driven gear, the screw rod, bearing frame and power control switch, first lithium cell, the motor, the reduction gear, the cylinder body is installed in the cavity from top to bottom in proper order, the piston sets up in the cylinder body, the lower terminal surface fixed connection of lower terminal surface and the piston of cylinder body is passed to the upper end of piston rod, the lower extreme and the other end fixed connection of rope of piston rod, the lower extreme of screw rod passes the up end of cylinder body from top to bottom in proper order, screw hole on the piston after with fix the bearing frame rotation connection at the cylinder body inner bottom surface, the upper end and the driven gear fixed connection of screw rod, the axis of rotation of motor passes through the reduction gear and is connected with the driving gear, the driving gear meshes with driven gear, the current input of motor is connected with the current output of first lithium cell through control switch.
Further, the roller assembly comprises a ratchet wheel, a locking pin, a spring, an axle, a handle, two rollers and two side plates, wherein the two side plates are arranged at the lower end of the movable supporting leg side by side, the upper end of each side plate is fixedly connected with the lower end face of the movable supporting leg, the axle is horizontally arranged between the two side plates, the two ends of the axle are rotationally connected with the lower ends of the two side plates, the two ratchet wheels and the two rollers are fixedly sleeved on the axle, the ratchet wheel is arranged between the two rollers, the middle part of the lower end face of the movable supporting leg is provided with a pin hole, the side wall of the lower end of the movable supporting leg is provided with a sliding groove, the sliding groove is communicated with the pin hole, the locking pin is inserted in the pin hole, the lower end of the locking pin can be inserted between the two teeth of the ratchet wheel, the handle is horizontally inserted in the sliding groove, one end of the handle is fixedly connected with the upper end of the locking pin, the spring is arranged in the sliding groove, the upper end of the spring is fixedly connected with the inner top face of the sliding groove, and the lower end of the spring is fixedly connected with the upper surface of the handle.
Further, the invention also comprises a vibrating mechanism which is fixedly arranged in the cross beam, wherein the vibrating mechanism comprises an eccentric vibrating hammer, a fixing frame, a gearbox assembly, a driving motor, a switch, a second lithium battery and a vibrating shaft, the vibrating shaft is fixedly arranged in the cross beam through the fixing frame, the eccentric vibrating hammer is fixedly arranged at one end of the vibrating shaft, the other end of the vibrating shaft is connected with a rotating shaft of a driving shaft motor through the gearbox assembly, a current input end of the driving motor is connected with a current output end of the second lithium battery through the switch, and the switch is positioned on the lower surface of the cross beam.
The beneficial effects of the invention are as follows: according to the invention, by means of self-heightening of the cross beam, a dancer with short stature or poor balance feeling can be assisted to carry out ligament stretching, and the larger the included angle between the fixed support leg and the movable support leg is, the lower the height of the cross beam is, so that the dancer with short stature can also use the cross beam and the self-heightening principle thereof to carry out ligament stretching training; according to the invention, the leg of a dancer can be gradually lifted through the self-heightening performance of the cross beam, so that the effect of gradually enhancing the tensile strength of the ligament is achieved; the invention can also train the balance sense and waist muscle of human body and improve the basic work and basic physical quality of dance practitioners.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a side view of the present invention;
FIG. 3 is a schematic view of the structure of the self-elevating driving assembly when the water absorbent resin material is used;
FIG. 4 is a schematic view of the self-elevating drive assembly when driven by a screw;
FIG. 5 is a front view of the scroll wheel assembly;
FIG. 6 is a side view of FIG. 5;
fig. 7 is a schematic structural view of the vibration mechanism.
Detailed Description
The first embodiment is as follows: referring to fig. 1 and 2, a self-elevating mobile dance ligament stretching device according to the present embodiment includes a cross beam 1 and two support units, wherein the two support units are symmetrically mounted on the lower surfaces of two ends of the cross beam 1, each support unit includes a fixed leg 2, a movable leg 3 and a roller assembly 4, the upper end of the fixed leg 2 is rotatably connected with the lower surface of the end of the cross beam 1, the lower end of the fixed leg 2 is fixedly connected with the ground, the upper end of the movable leg 3 is rotatably connected with the lower surface of the end of the cross beam 1, and the lower end of the movable leg 3 is in contact with the ground through the roller assembly 4; each supporting unit further comprises a rope 5, a self-elevating driving assembly 6 and a fixed pulley 7, a cavity 3-1 is formed in the movable supporting leg 3, the self-elevating driving assembly 6 and the fixed pulley 7 are sequentially arranged in the cavity 3-1 from top to bottom, one end of the rope 5 is fixedly connected with the lower portion of the fixed supporting leg 2, and the other end of the rope 5 bypasses the fixed pulley 7 and is fixedly connected with the movable end of the self-elevating driving assembly 6.
The second embodiment is as follows: referring to fig. 3, in this embodiment, the self-elevating driving assembly 6 of the self-elevating movable dance ligament stretching device includes a water bottle 6-1, a water hose 6-2, a water flow control switch 6-3, a cylinder 6-4, a piston 6-5, a piston rod 6-6 and a water absorbent resin 6-7, wherein the water bottle 6-1 and the cylinder 6-4 are sequentially and fixedly installed in a cavity 3-1 from top to bottom, the piston 6-5 is arranged in the cylinder 6-4, the upper end of the piston rod 6-6 penetrates through the lower end surface of the cylinder 6-4 and is fixedly connected with the lower surface of the piston 6-5, the lower end of the piston rod 6-6 is fixedly connected with the other end of the rope 5, the water absorbent resin 6-7 is arranged in the cylinder 6-4, the water absorbent resin 6-7 is located above the piston 6-5, the water outlet of the water bottle 6-1 is connected with the water inlet of the upper end surface of the cylinder 6-4 through the water hose 6-2, the water flow control switch 6-3 is installed on the water hose 6-2, and the water flow control switch 6-3 is located outside the cavity 3-1.
When the beam 1 is required to be automatically heightened, the water flow control switch 6-3 is turned on to enable liquid water in the horizontal beam 6-1 to enter the cylinder body 6-4 through the water delivery hose 6-2 and be absorbed by the water absorption resin 6-7, the water absorption vertical beam 6-7 begins to expand after contacting with the liquid water, the piston 6-5 is pushed to move downwards along the inner wall of the cylinder body 6-4, meanwhile, the piston rod 6-6 is pushed to move downwards, the other end of the rope 5 is pulled downwards by the lower end of the piston rod 6-6, the included angle between the fixed support leg 2 and the movable support leg 3 is reduced, the beam 1 is slowly heightened upwards, the ligament stretching is assisted to a human body, and the ligament tensile strength is gradually enhanced.
Other components and connection relationships are the same as those of the first embodiment.
And a third specific embodiment: referring to fig. 4, in this embodiment, a self-elevating driving assembly 6 of a self-elevating movable dance ligament stretching device according to the present embodiment includes a cylinder 6-4, a piston 6-5, a piston rod 6-6, a first lithium battery 6-11, a motor 6-12, a speed reducer 6-13, a driving gear 6-14, a driven gear 6-15, a screw 6-16, a bearing seat 6-17 and a power control switch 6-18, wherein the first lithium battery 6-11, the motor 6-12, the speed reducer 6-13 and the cylinder 6-4 are sequentially installed in a cavity 3-1 from top to bottom, the piston 6-5 is disposed in the cylinder 6-4, the upper end of the piston rod 6-6 is fixedly connected with the lower surface of the piston 6-5 through the lower end surface of the cylinder 6-4, the lower end of the piston rod 6-6 is fixedly connected with the other end of the rope 5, the lower end of the screw 6-16 is rotatably connected with the bearing seat 6-17 fixed in the bottom surface of the cylinder 6-4 after sequentially passing through the upper end of the cylinder 6-4 and the screw hole of the piston 6-5 from top to bottom, the upper end of the motor 6-16 is fixedly connected with the driven gear 6-12 through the driven gear 6-16, and the current is fixedly connected with the driven gear 6-12 through the driven gear 6-12 and the current control switch 6-12 through the lower end of the piston 6-6.
When the beam 1 needs to be automatically heightened, the power supply control switch 6-18 is turned on, the motor 6-12 drives the screw rod 6-16 to start rotating clockwise through the speed reducer 6-13, the screw rod 6-16 is matched with a screw hole on the piston 6-5, the piston 6-5 is driven to linearly move downwards along the cylinder body 6-4, meanwhile, the piston rod 6-6 is pushed to move downwards, the lower end of the piston rod 6-6 pulls the other end of the rope 5 to move downwards, the included angle between the fixed support leg 2 and the movable support leg 3 is reduced, the beam 1 is slowly heightened upwards, ligament stretching is assisted to a human body, and the effect of gradually strengthening ligament stretching strength is achieved.
Other components and connection relationships are the same as those of the first embodiment.
The specific embodiment IV is as follows: in this embodiment, the roller assembly 4 of the self-elevating movable dance ligament stretching device includes a ratchet wheel 4-1, a locking pin 4-2, a spring 4-3, an axle 4-4, a handle 4-7, two rollers 4-5 and two side plates 4-6, wherein the two side plates 4-6 are arranged at the lower end of the movable supporting leg 3 side by side, the upper end of each side plate 4-6 is fixedly connected with the lower end surface of the movable supporting leg 3, the axle 4-4 is horizontally arranged between the two side plates 4-6, two ends of the axle 4-4 are rotatably connected with the lower ends of the two side plates 4-6, the two ratchet wheels 4-1 and the two rollers 4-5 are fixedly sleeved on the axle 4-4, the ratchet wheel 4-1 is positioned between the two rollers 4-5, the middle part of the lower end surface of the movable supporting leg 3 is provided with a pin hole 3-2, the side wall of the lower end of the movable supporting leg 3 is provided with a sliding groove 3-3, the sliding groove 3-3 is communicated with the pin hole 3-2, the locking pin 4-2 is inserted into the pin hole 3-2, the lower ends of the ratchet wheel 4-4 are fixedly connected with the upper ends of the handle 4-4, and the upper ends of the two side plates 4-4 are fixedly sleeved with the upper ends of the spring 4-3, and the upper ends of the handle 4-4 are fixedly connected with the upper ends of the spring 4-3.
When the included angle between the fixed support leg 2 and the movable support leg 3 is reduced, the idler wheel 4-5 starts to rotate and drives the wheels 4-1 to rotate together, one side of the lower end of the locking pin 4-2 is provided with an inclined surface matched with the inclined tooth surface of the ratchet wheel 4-1, the other end of the lower end of the locking pin 4-2 is provided with a vertical surface matched with the vertical tooth surface of the ratchet wheel 4-1, the inclined surface of the lower end of the locking pin 4-2 is opposite to the inclined tooth surface of the ratchet wheel 4-1, when the ratchet wheel 4-1 rolls towards the fixed support leg 2, the inclined tooth surface on the ratchet wheel 4-1 can push the locking pin 4-2 to move upwards, and when the ratchet wheel 4-1 rolls towards the direction opposite to the fixed support leg 2, the vertical surface of the lower end of the locking pin 4-2 is contacted with the vertical tooth surface on the ratchet wheel 4-2, reverse rolling of the ratchet wheel 4-2 is prevented, and the support stability of the movable support leg 3 is improved.
Other components and connection relationships are the same as those of the first embodiment.
Fifth embodiment: referring to fig. 7, the self-elevating mobile dance ligament stretching device according to the present embodiment further includes a vibration mechanism 8, wherein the vibration mechanism 8 is fixedly mounted in the cross beam 1, the vibration mechanism 8 includes an eccentric vibration hammer 8-1, a fixing frame 8-2, a gearbox assembly, a driving motor 8-3, a switch 8-4, a second lithium battery 8-5 and a vibration shaft 8-6, the vibration shaft 8-6 is fixedly mounted in the cross beam 1 through the fixing frame 8-2, the eccentric vibration hammer 8-1 is fixedly mounted at one end of the vibration shaft 8-6, the other end of the vibration shaft 8-6 is connected with a rotating shaft of the driving motor 8-3 through the gearbox assembly, a current input end of the driving motor 8-3 is connected with a current output end of the second lithium battery 8-5 through the switch 8-4, and the switch 8-4 is located on the lower surface of the cross beam 1.
The vibration mechanism 8 can vibrate the cross beam 1 in the process of stretching the ligament, and promote the waist of the exerciser to recruit muscle strength to overcome the unbalanced feeling caused by the vibration of the cross beam 1, thereby training and improving the waist strength and balance feeling of the exerciser.
The driving motor 8-3 drives the vibrating shaft 8-6 to rotate through the gearbox assembly, and the vibrating shaft 8-6 drives the eccentric vibrating hammer 8-1 to eccentrically rotate, so that vibration is generated.
Other components and connection relationships are the same as those of the first embodiment.
The present invention is not limited to the preferred embodiments, but is capable of modification and variation in detail, and other embodiments, such as those described above, of making various modifications and equivalents will fall within the spirit and scope of the present invention.
Claims (2)
1. The utility model provides a from portable dance ligament stretching device that increases, it includes crossbeam (1) and two supporting units, two supporting units symmetry is installed in the lower surface at crossbeam (1) both ends, every supporting unit includes fixed leg (2), removal landing leg (3) and roller assembly (4), the upper end of fixed leg (2) is connected with the lower surface rotation of crossbeam (1) tip, the lower extreme of fixed leg (3) is connected with ground fixed, the upper end of removal landing leg (3) is connected with the lower surface rotation of crossbeam (1) tip, the lower extreme of removal landing leg (3) is through roller assembly (4) and ground contact; each supporting unit further comprises a rope (5), a self-elevating driving assembly (6) and a fixed pulley (7), a cavity (3-1) is formed in the movable supporting leg (3), the self-elevating driving assembly (6) and the fixed pulley (7) are sequentially arranged in the cavity (3-1) from top to bottom, one end of the rope (5) is fixedly connected with the lower part of the fixed supporting leg (2), and the other end of the rope (5) bypasses the fixed pulley (7) and is fixedly connected with the movable end of the self-elevating driving assembly (6); still include vibration mechanism (8), vibration mechanism (8) fixed mounting is in crossbeam (1), vibration mechanism (8) include eccentric vibrating hammer (8-1), mount (8-2), gearbox subassembly, driving motor (8-3), switch (8-4), second lithium cell (8-5) and vibrating axle (8-6), vibrating axle (8-6) pass through mount (8-2) fixed mounting in crossbeam (1), eccentric vibrating hammer (8-1) fixed mounting is in one end of vibrating axle (8-6), the other end of vibrating axle (8-6) passes through gearbox subassembly and driving shaft motor (8-3) rotation axis connection, the current input of driving motor (8-3) is connected with the current output of second lithium cell (8-5) through switch (8-4), and switch (8-4) are located the lower surface of crossbeam (1), its characterized in that: the self-elevating driving assembly (6) comprises a water bottle (6-1), a water delivery hose (6-2), a water flow control switch (6-3), a cylinder body (6-4), a piston (6-5), a piston rod (6-6) and water absorption resin (6-7), wherein the water bottle (6-1) and the cylinder body (6-4) are sequentially and fixedly arranged in a cavity (3-1) from top to bottom, the piston (6-5) is arranged in the cylinder body (6-4), the upper end of the piston rod (6-6) penetrates through the lower end face of the cylinder body (6-4) to be fixedly connected with the lower surface of the piston (6-5), the lower end of the piston rod (6-6) is fixedly connected with the other end of the rope (5), the water absorption resin (6-7) is arranged in the cylinder body (6-4), a water outlet of the water bottle (6-1) is connected with a water inlet of the upper end face of the cylinder body (6-4) through the water delivery hose (6-2), and the water flow control switch (6-3) is arranged on the water delivery hose (6-3) and is positioned outside the cavity (3-3).
2. The self-elevating mobile dance ligament tensioning apparatus of claim 1, wherein: the roller assembly (4) comprises a ratchet wheel (4-1), a locking pin (4-2), a spring (4-3), a wheel shaft (4-4), a handle (4-7), two rollers (4-5) and two side plates (4-6), wherein the two side plates (4-6) are arranged at the lower end of the movable supporting leg (3) side by side, the upper end of each side plate (4-6) is fixedly connected with the lower end face of the movable supporting leg (3), the wheel shaft (4-4) is horizontally arranged between the two side plates (4-6), the two ends of the wheel shaft (4-4) are rotationally connected with the lower ends of the two side plates (4-6), the two ratchet wheels (4-1) and the two rollers (4-5) are fixedly sleeved on the wheel shaft (4-4), the ratchet wheel (4-1) is positioned between the two rollers (4-5), the middle part of the lower end face of the movable supporting leg (3) is provided with a pin hole (3-2), the side wall of the lower end of the movable supporting leg (3) is provided with a chute (3-3), the chute (3-3) and the pin hole (3-2) are horizontally arranged between the two side walls of the movable supporting leg (3) and the lower end of the movable supporting leg (3) are inserted into the pin hole (2) and can be inserted into the locking pin (4-2) through the lower end of the ratchet wheel, the handle (4-7) is horizontally inserted in the sliding groove (3-3), one end of the handle (4-7) is fixedly connected with the upper end of the locking pin (4-2), the spring (4-3) is arranged in the sliding groove (3-3), the upper end of the spring (4-3) is fixedly connected with the inner top surface of the sliding groove (3-3), and the lower end of the spring (4-3) is fixedly connected with the upper surface of the handle (4-7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910364406.0A CN109999422B (en) | 2019-04-30 | 2019-04-30 | From portable dance ligament stretching device that increases |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910364406.0A CN109999422B (en) | 2019-04-30 | 2019-04-30 | From portable dance ligament stretching device that increases |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109999422A CN109999422A (en) | 2019-07-12 |
| CN109999422B true CN109999422B (en) | 2023-06-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910364406.0A Active CN109999422B (en) | 2019-04-30 | 2019-04-30 | From portable dance ligament stretching device that increases |
Country Status (1)
| Country | Link |
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| CN (1) | CN109999422B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110052004A (en) * | 2019-05-27 | 2019-07-26 | 菏泽学院 | Movable type is synchronous to increase ligament tension device certainly |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB0308443D0 (en) * | 2003-04-11 | 2003-05-21 | Jefferies Paul | Stretching apparatus and method |
| CN201105122Y (en) * | 2007-08-30 | 2008-08-27 | 官茂智 | Portable dancing handlebar with adjustable high |
| CN205164048U (en) * | 2015-12-01 | 2016-04-20 | 李翠霞 | Multistage over -and -under type sports dancing barre of doing exercises |
| CN206823075U (en) * | 2017-05-12 | 2018-01-02 | 王涛 | A kind of Multifunctional dance soft training teaching aid |
-
2019
- 2019-04-30 CN CN201910364406.0A patent/CN109999422B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB0308443D0 (en) * | 2003-04-11 | 2003-05-21 | Jefferies Paul | Stretching apparatus and method |
| CN201105122Y (en) * | 2007-08-30 | 2008-08-27 | 官茂智 | Portable dancing handlebar with adjustable high |
| CN205164048U (en) * | 2015-12-01 | 2016-04-20 | 李翠霞 | Multistage over -and -under type sports dancing barre of doing exercises |
| CN206823075U (en) * | 2017-05-12 | 2018-01-02 | 王涛 | A kind of Multifunctional dance soft training teaching aid |
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| Publication number | Publication date |
|---|---|
| CN109999422A (en) | 2019-07-12 |
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