CN210009566U

CN210009566U - Shank stretching device is used in infant's sports dance training

Info

Publication number: CN210009566U
Application number: CN201920551425.XU
Authority: CN
Inventors: 赵先甲
Original assignee: Changsha Normal University
Current assignee: Changsha Normal University
Priority date: 2019-04-22
Filing date: 2019-04-22
Publication date: 2020-02-04
Anticipated expiration: 2029-04-22

Abstract

A leg stretching device for child physical dance training comprises a bottom plate, wherein the bottom plate is fixedly connected with the ground, a pair of spiral tubes are symmetrically arranged on two sides of the top surface of the bottom plate along the longitudinal central line of the bottom plate, the two spiral tubes are located on the transverse central line of the bottom plate, screw rods are arranged in the spiral tubes in a threaded mode, a rectangular plate is arranged above the screw rods, the bottom surface of the rectangular plate is movably connected with the upper ends of the screw rods through bearings, the same gears are fixedly arranged on the upper portions of the screw rods, the two gears are located on the same horizontal line, the two gears are movably connected through chains, the chains are located on the inner side below the rectangular plate, two transverse rods are symmetrically arranged on the upper portion of the screw rod; the front side of the rectangular plate is provided with a C-shaped through groove, and a placing seat with an arc-shaped front face is arranged in the C-shaped through groove. Because the preceding arcwall face that is of placing the seat, consequently place the ankle compare on the arcwall face of placing the seat with directly place on the rod class equipment, place the seat and can effectually place the ankle and be pressed against the wound.

Description

Shank stretching device is used in infant's sports dance training

Technical Field

The utility model belongs to training ware field for the dance, specifically speaking are shank stretching device is used in infant's sports dance training.

Background

Sports dancing is a new sports event in China, and not only has the health of general sports events

The utility model has the advantages of body, exercise and competitive value, and the artistic expression charm of dance, and is the combination of sports and art. People can carry out social activities through sports dancing, smelt feelings and exercise bodies. The traditional sports dance training mode mainly aims at improving the skill level of a player, but with the increasing fierce competition of the international sports dance competition level of the current generation, the sports achievement does not depend on the skill level of the player and depends on the comprehensive competition capability of the player. When carrying out sports dance training, need carry out actions such as leg pressing, lacing wire and stretch the shank ligament, improve the flexibility and the pliability of shank, the strain of muscle when preventing the dance training. Rod type equipment is often adopted in the existing dance training to press legs, but the existing rod type equipment is high in height and is not suitable for pulling legs in the training of children.

SUMMERY OF THE UTILITY MODEL

The utility model provides a shank stretching device is used in infant's sports dance training for solve the defect among the prior art.

The utility model discloses a following technical scheme realizes:

a leg stretching device for child physical dance training comprises a bottom plate, wherein the bottom plate is fixedly connected with the ground, a pair of spiral tubes are symmetrically arranged on two sides of the top surface of the bottom plate along the longitudinal central line of the bottom plate, the two spiral tubes are located on the transverse central line of the bottom plate, screw rods are arranged in the spiral tubes in a threaded mode, a rectangular plate is arranged above the screw rods, the bottom surface of the rectangular plate is movably connected with the upper ends of the screw rods through bearings, the same gears are fixedly arranged on the upper portions of the screw rods, the two gears are located on the same horizontal line, the two gears are movably connected through chains, the chains are located on the inner side below the rectangular plate, two transverse rods are symmetrically arranged on the upper portion of the screw rod; the leading flank of rectangular plate is seted up the C type and is passed through the groove, the C type is passed through the inslot and is equipped with the seat of placing that the front face is the arcwall face, the left side of placing the seat passes through bearing movable mounting connecting rod, the left end of connecting rod and the left side inner wall fixed connection that the groove was passed through to the C type, the connecting rod is located the intermediate position department of placing the seat side, the right side of placing the seat sets up the blind hole, the internal thread has been seted up in the blind hole, the blind hole is same with the horizontal central line of connecting rod, the C type passes through inslot fixed mounting vertical plate, the screw is seted up to the side of vertical plate, screw internal thread mounting bolt, the left end of bolt can penetrate in the blind hole and with blind hole interior screw-thread fit, place the.

According to the leg stretching device for child physical dance training, the sponge cushion is fixedly arranged in front of the arc-shaped surface of the placing seat.

According to the leg stretching device for child physical dance training, the cross rods are sleeved with the rubber sleeves.

According to the leg stretching device for child physical dance training, the bolt is a butterfly bolt.

According to the leg stretching device for child physical dance training, the bottom plate is fixedly connected with the ground through the bolts.

According to the leg stretching device for child physical dance training, the handle is fixedly arranged on the front face of the rectangular plate.

The utility model has the advantages that: before this device was used, the screw rod all was located corresponding screwed pipe and gear and corresponding screwed pipe contact, and the left end of bolt is located the right side of blind hole. When the device is used, a teacher rotates a cross rod according to the height of an infant, the cross rod rotates around the vertical central line of a left screw rod, the rotation of the cross rod drives the rotation of a left screw rod, the rotation of the left screw rod drives a left gear to rotate, the rotation of the left gear drives a right gear to rotate around the vertical axis of the right screw rod through a chain, the rotation of the right gear drives a right screw rod to rotate, and then the two screw rods synchronously rotate, because the screw rods are in threaded fit with corresponding screw pipes, the screw rods move upwards from the corresponding screw pipes while rotating, the rectangular plate moves upwards along with the upward movement of the screw rods, because the upper ends of the screw rods are movably connected with the rectangular plate through bearings, the rectangular plate only moves upwards without rotating, the connecting rod and the longitudinal plate are driven to move upwards by the movement of the rectangular plate, and the upward movement of the connecting rod drives, the rebound of vertical plate drives the rebound of bolt, waits to place the seat and removes to suitable high back, and mr helps the infant to take the ankle on the arcwall face of placing the seat, then presses the upper portion of holding the ankle with the magic area, then carries out tensile training. Because the preceding arcwall face that is of placing the seat, consequently place the ankle compare on the arcwall face of placing the seat with directly place on the rod class equipment, place the seat and can effectually place the ankle and be pressed against the wound. In the device, the height of the device is slightly higher than that of the screw tube when the device is lowest, so that the device can be suitable for stretching a short infant, and meanwhile, when the infant is higher in size, the device can be suitable for a high infant by adjusting the height of the screw tube which is moved out of the screw tube, so that most infants can conveniently use the device.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.

Fig. 1 is a schematic structural diagram of the present invention; fig. 2 is an enlarged view of a portion I of fig. 1.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

A leg stretching device for child physical dance training is shown in the figure and comprises a bottom plate 1, wherein the bottom plate 1 is fixedly connected with the ground, a pair of spiral tubes 2 are symmetrically arranged on two sides of the top surface of the bottom plate 1 along the longitudinal central line of the bottom plate 1, the two spiral tubes 2 are both positioned on the transverse central line of the bottom plate 1, screw rods 3 are arranged in the spiral tubes 2 in a threaded mode, a rectangular plate 4 is arranged above the screw rods 3, the bottom surface of the rectangular plate 4 is movably connected with the upper ends of the screw rods 3 through bearings, the same gears 5 are fixedly arranged on the upper portions of the screw rods 3, the two gears 5 are positioned on the same horizontal line, the two gears 5 are movably connected through chains 6, the chains 6 are positioned on the inner side below the rectangular plate 4, two cross rods 7 are symmetrically arranged on the upper portion of the screw; the leading flank of rectangular plate 4 sets up C type and passes through groove 8, C type is equipped with preceding seat 9 of placing for the arcwall face in passing through groove 8, the left surface of placing seat 9 passes through bearing movable mounting connecting rod 10, the left end of connecting rod 10 and the left surface inner wall fixed connection that C type passes through groove 8, connecting rod 10 is located the intermediate position department of placing seat 9 side, the right surface of placing seat 9 sets up blind hole 11, the internal thread has been seted up in the blind hole 11, blind hole 11 is same with the horizontal central line of connecting rod 10, C type passes through fixed mounting longitudinal plate 12 in the groove 8, screw 13 is seted up to the side of longitudinal plate 12, screw 13 internal thread mounting bolt 14, the left end of bolt 14 can penetrate in blind hole 11 and with blind hole 11 interior screw-thread fit, place the preceding fixed mounting magic tape 15 of seat 9, magic tape 15's adhesion face is located places the preceding right side of seat 9. Before the device is used, the screw rods 3 are located in the corresponding screw pipes 2, the gears 5 are in contact with the corresponding screw pipes 2, and the left ends of the bolts 14 are located on the right sides of the blind holes 11. When the device is used, a teacher rotates a cross rod 7 according to the height of an infant, the cross rod 7 rotates around the vertical central line of a left screw 3, the rotation of the cross rod 7 drives a left screw 3 to rotate, the rotation of the left screw 3 drives a left gear 5 to rotate, the rotation of the left gear 5 drives a right gear 5 to rotate around the vertical axis of a right screw 3 through a chain 6, the rotation of the right gear 5 drives a right screw 3 to rotate, and then the two screws 3 synchronously rotate, because the screws 3 are in threaded fit with corresponding screw pipes 2, the screws 3 move out of the corresponding screw pipes 2 upwards while rotating, a rectangular plate 4 moves upwards along with the upward movement of the screws 3, because the upper ends of the screws 3 are movably connected with the rectangular plate 4 through bearings, the rectangular plate 4 only moves upwards and cannot rotate, the movement of the rectangular plate 4 drives a connecting rod 10 and a longitudinal plate 12 to both move upwards, the rebound of seat 9 is placed in the rebound drive of connecting rod 10, and the rebound of vertical plate 12 drives the rebound of bolt 14, treats that seat 9 removes to suitable high back, and mr's help infant takes the ankle on the arcwall face of placing seat 9, then presses the upper portion of holding the ankle with the magic area, then carries out tensile training. Because the preceding arcwall face that is of placing seat 9, consequently place the ankle and compare on the arcwall face of placing seat 9 and directly place on rod class equipment, place seat 9 can effectually place the ankle and be pressed against the wound. In the device, the height of the device is slightly higher than that of the screw tube 2 when the device is lowest, so that the device can be suitable for stretching of children with short body sizes, and meanwhile, when the body sizes of the children are higher, the device can be suitable for the children with higher body sizes by moving the adjusting screw rods 3 out of the corresponding screw tubes 2 to facilitate the application of most of the children.

Specifically, in order to further increase the comfort, the sponge pad 16 is fixedly arranged in front of the arc-shaped surface of the placing seat 9. The foam-rubber cushion 16 can effectively prevent the ankles of people from directly contacting with the arc-shaped surface of the placing seat 9, and the ankles can be further increased in the placing comfort due to the soft texture of the foam-rubber cushion 16.

Specifically, in order to prevent the cross bar 7 from hurting hands when rotating, the cross bar 7 is sleeved with a layer of rubber sleeve 17. The rubber sleeve 17 can effectively prevent the cross rod 7 from directly contacting with a hand of a person, and further can effectively prevent the cross rod 7 from hurting the hand of the person when the cross rod 7 is rotated.

Further, in order to facilitate the rotation of the bolt 14, the bolt 14 according to the embodiment adopts a butterfly bolt. The bulges at the two sides of the butterfly bolt can facilitate the holding of workers, thereby facilitating the workers to better rotate the bolt 14.

Furthermore, in order to facilitate the detachment of the device, the bottom plate 1 is fixedly connected to the ground by bolts. The fixed connection mode of the bottom plate 1 and the ground adopts bolt connection, so that the bottom plate and the ground can be disassembled and assembled, and the position of the device is convenient to transfer.

Further, as shown in fig. 1, a handle 18 is fixedly mounted on the front surface of the rectangular plate 4 according to the present embodiment. The front of the rectangular plate 4 is fixedly provided with a handle 18, so that a trainer can keep the body balance by grasping the handle 18.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides an infant's sports dance is shank stretching device for training which characterized in that: the novel electric heating floor comprises a bottom plate (1), the bottom plate (1) is fixedly connected with the ground, a pair of spiral tubes (2) are symmetrically installed on two sides of the top surface of the bottom plate (1) along the longitudinal central line of the bottom plate (1), the two spiral tubes (2) are located on the transverse central line of the bottom plate (1), screw rods (3) are installed in the spiral tubes (2) in a threaded mode, a rectangular plate (4) is arranged above the screw rods (3), the bottom surface of the rectangular plate (4) is movably connected with the upper ends of the screw rods (3) through bearings, the same gears (5) are fixedly installed on the upper portions of the screw rods (3), the two gears (5) are located on the same horizontal line, the two gears (5) are movably connected through chains (6), the chains (6) are located on the inner side below the rectangular plate (4), two cross rods (7) are symmetrically installed on the upper portion of the screw rod (3) on the; the front side surface of the rectangular plate (4) is provided with a C-shaped through groove (8), a placing seat (9) with an arc-shaped front surface is arranged in the C-shaped through groove (8), a connecting rod (10) is movably installed on the left side surface of the placing seat (9) through a bearing, the left end of the connecting rod (10) is fixedly connected with the inner wall of the left side surface of the C-shaped through groove (8), the connecting rod (10) is located in the middle position of the side surface of the placing seat (9), the right side surface of the placing seat (9) is provided with a blind hole (11), an internal thread is arranged in the blind hole (11), the blind hole (11) and the transverse central line of the connecting rod (10) are the same, a longitudinal plate (12) is fixedly installed in the C-shaped through groove (8), a screw hole (13) is arranged on the side surface of the longitudinal plate (12), a screw hole (13) is internally threaded with a bolt (14), the left end of the bolt (14) can penetrate into the blind hole, the adhesive surface of the magic tape (15) is positioned at the right side in front of the placing seat (9).

2. The leg stretching device for child sports dance training according to claim 1, wherein: a spongy cushion (16) is fixedly arranged in front of the arc-shaped surface of the placing seat (9).

3. The leg stretching device for child sports dance training according to claim 1, wherein: the cross rods (7) are sleeved with a layer of rubber sleeve (17).

4. The leg stretching device for child sports dance training according to claim 1, wherein: the bolt (14) adopts a butterfly bolt.

5. The leg stretching device for child sports dance training according to claim 1, wherein: the bottom plate (1) is fixedly connected with the ground by bolts.

6. The leg stretching device for child sports dance training according to claim 1, wherein: a handle (18) is fixedly arranged in front of the rectangular plate (4).