CN210009566U - A kind of leg stretching device for children's sports dance training - Google Patents

Abstract

A leg stretching device for children's sports dance training, comprising a bottom plate, the bottom plate is fixedly connected with the ground, a pair of spiral pipes are symmetrically installed on both sides of the top surface of the bottom plate along the longitudinal center line of the bottom plate, and the two spiral pipes are located in the lateral direction of the bottom plate. On the center line, the screw is threaded in the screw, and a rectangular plate is arranged above the screw. The bottom surface of the rectangular plate and the upper end of the screw are movably connected by bearings. The upper part of the screw is fixedly installed with the same gear. The gears are movably connected by a chain, the chain is located on the inner side under the rectangular plate, two horizontal bars are symmetrically installed on the upper part of the left screw, and the horizontal bars are located above the corresponding gears; the front side of the rectangular plate is provided with a C-shaped through groove, and the C-shaped transparent The slot is provided with a placing seat with an arc-shaped surface in front. Since the front of the placing seat is an arc surface, placing the ankle on the arc surface of the placing seat can effectively place the ankle to be injured compared with placing the ankle directly on the pole equipment.

Description

A kind of leg stretching device for children's sports dance training

technical field

The utility model belongs to the field of dance training devices, in particular to a leg stretching device for children's sports dance training.

Background technique

Sports dance is a new sports event in our country, it not only has the health and fitness of general sports events.

It also has the artistic charm of dance, which is a combination of sports and art. People can have social activities through sports dance, cultivate their sentiments, and exercise their bodies. Sports dance is a typical skill-based performance project. The traditional sports dance training method is mainly to improve the skill level of the players. However, with the increasingly fierce competition in the contemporary international sports dance competition level, the sports performance does not completely depend on the skill level of the players. The level depends on the overall competitive ability of the players. When performing sports dance training, it is necessary to perform leg pressing, stretching and other actions to stretch the ligaments of the legs, improve the flexibility and flexibility of the legs, and prevent muscle strain during dance training. In the existing dance training, rod-type equipment is often used for leg pressing, but due to the high height of the existing rod-type equipment, it is not suitable for training the leg-pulling action of young children.

Utility model content

The utility model provides a leg stretching device for children's sports dance training, which is used to solve the defects in the prior art.

The utility model is realized through the following technical solutions:

A leg stretching device for children's sports dance training, comprising a bottom plate, the bottom plate is fixedly connected with the ground, a pair of spiral pipes are symmetrically installed on both sides of the top surface of the bottom plate along the longitudinal center line of the bottom plate, and the two spiral pipes are located in the lateral direction of the bottom plate. On the center line, the screw is threaded in the screw, and a rectangular plate is arranged above the screw. The bottom surface of the rectangular plate and the upper end of the screw are movably connected by bearings. The upper part of the screw is fixedly installed with the same gear. The gears are movably connected by a chain, the chain is located on the inner side under the rectangular plate, two horizontal bars are symmetrically installed on the upper part of the left screw, and the horizontal bars are located above the corresponding gears; the front side of the rectangular plate is provided with a C-shaped through groove, and the C-shaped transparent The slot is provided with a placement seat with an arc-shaped surface in front. The left side of the placement seat is movably installed with the connecting rod through the bearing. The left end of the connecting rod is fixedly connected with the inner wall of the left side of the C-shaped through groove. At the middle position, a blind hole is provided on the right side of the placing seat, an internal thread is provided in the blind hole, the blind hole and the horizontal centerline of the connecting rod are the same, the longitudinal plate is fixed in the C-shaped through groove, and the side of the longitudinal plate is provided The screw hole, the inner thread of the screw hole is used to install the bolt. The left end of the bolt can penetrate into the blind hole and cooperate with the inner thread of the blind hole. The front of the seat is fixedly installed with a magic tape, and the adhesive surface of the magic tape is located on the right side of the front of the seat.

In the above-mentioned leg stretching device for children's sports dance training, a sponge pad is fixedly installed in front of the arc-shaped surface of the placing seat.

In the above-mentioned leg stretching device for children's sports dance training, a layer of rubber cover is covered on the horizontal bars.

In the above-mentioned leg stretching device for children's sports dance training, the bolts are butterfly bolts.

In the above-mentioned leg stretching device for children's sports dance training, the fixed connection method between the bottom plate and the ground adopts bolt connection.

In the above-mentioned leg stretching device for children's sports dance training, a handle is fixedly installed on the front of the rectangular plate.

The advantages of the utility model are: before the device is used, the screws are all located in the corresponding coils and the gears are in contact with the corresponding coils, and the left end of the bolt is located on the right side of the blind hole. When the device is in use, the teacher rotates the horizontal bar according to the height of the child, the horizontal bar rotates around the vertical centerline of the left screw, the rotation of the horizontal bar drives the rotation of the left screw, and the rotation of the left screw drives the left gear Rotation, the rotation of the left gear drives the right gear to rotate around the vertical axis of the right screw through the chain, and the rotation of the right gear drives the right screw to rotate, and then the two screws rotate synchronously. The screw is matched with the thread, so the screw moves upward from the corresponding coil while rotating, and the rectangular plate moves upward with the upward movement of the screw. Since the upper end of the screw is movably connected with the rectangular plate through the bearing, the rectangular plate will only move upward and will not occur. Rotation, the movement of the rectangular plate drives both the connecting rod and the vertical plate to move upward, the upward movement of the connecting rod drives the upward movement of the placing seat, and the upward movement of the vertical plate drives the upward movement of the bolts. After the placing seat moves to a suitable height, the teacher helps The child places the ankle on the curved surface of the seat, then presses the upper part of the ankle with the magic belt, and then performs stretching training. Since the front of the placing seat is an arc surface, placing the ankle on the arc surface of the placing seat can effectively place the ankle to be injured compared with placing the ankle directly on the pole equipment. In this device, when the device is at its lowest position, it is only slightly higher than the height of the coil. Therefore, the device can be used for stretching of small children. At the same time, when the baby is taller, the corresponding coil can be removed by adjusting the screw. It is suitable for children with higher body size, so that it can be applied to most children.

Description of drawings

In order to illustrate the embodiments of the present invention or the technical solutions in the prior art more clearly, the following briefly introduces the accompanying drawings used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description The drawings are some embodiments of the present invention. For those of ordinary skill in the art, other drawings can also be obtained from these drawings without creative labor.

Fig. 1 is the structural representation of the present utility model; Fig. 2 is the partial enlarged view of I of Fig. 1.

Detailed ways

In order to make the purposes, technical solutions and advantages of the embodiments of the present utility model clearer, the technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. The embodiments described above are a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

A leg stretching device for children's sports dance training, as shown in the figure, includes a bottom plate 1, the bottom plate 1 is fixedly connected to the ground, and two sides of the top surface of the bottom plate 1 are symmetrically installed along the longitudinal center line of the bottom plate 1. A pair of solenoids 2. Both the two coils 2 are located on the lateral centerline of the bottom plate 1. The screw 3 is threadedly installed in the coil 2. A rectangular plate 4 is arranged above the screw 3. The bottom surface of the rectangular plate 4 is movably connected to the upper end of the screw 3 through a bearing. , the upper part of the screw 3 is fixedly installed with the same gear 5, the two gears 5 are located on the same horizontal line, and the two gears 5 are movably connected by a chain 6, the chain 6 is located on the inner side of the rectangular plate 4, and the upper part of the left screw 3 is symmetrically installed Two cross bars 7, the cross bar 7 is located above the corresponding gear 5; the front side of the rectangular plate 4 is provided with a C-shaped through slot 8, and the C-shaped through slot 8 is provided with a placement seat 9 with an arc-shaped surface in front, and the placement seat 9 The left side of the connecting rod 10 is movably installed through the bearing. The left end of the connecting rod 10 is fixedly connected to the inner wall of the left side of the C-shaped through groove 8. A blind hole 11 is provided on the surface, an internal thread is provided in the blind hole 11, the blind hole 11 and the lateral centerline of the connecting rod 10 are the same, the C-shaped through groove 8 is fixedly installed with a vertical plate 12, and the side of the vertical plate 12 is provided with screw holes 13. Install the bolt 14 with the inner thread of the screw hole 13. The left end of the bolt 14 can penetrate into the blind hole 11 and cooperate with the inner thread of the blind hole 11. The front of the placing seat 9 is fixedly installed with the magic belt 15, and the adhesive surface of the magic belt 15 is located in the placing Right side in front of seat 9. Before the device is used, the screws 3 are located in the corresponding coils 2 and the gears 5 are in contact with the corresponding coils 2 , and the left end of the bolt 14 is located on the right side of the blind hole 11 . When the device is in use, the teacher rotates the horizontal bar 7 according to the height of the child, the horizontal bar 7 rotates around the vertical centerline of the left screw 3, the rotation of the horizontal bar 7 drives the rotation of the left screw 3, and the left screw 3 rotates. The rotation drives the left gear 5 to rotate, the rotation of the left gear 5 drives the right gear 5 to rotate around the vertical axis of the right screw 3 through the chain 6, and the rotation of the right gear 5 drives the right screw 3 to rotate. Then the two screws 3 rotate synchronously. Since the screw 3 is matched with the inner thread of the corresponding coil 2, the screw 3 moves upward from the corresponding coil 2 while rotating, and the rectangular plate 4 moves upward with the upward movement of the screw 3. Since the upper end of the screw rod 3 is movably connected to the rectangular plate 4 through the bearing, the rectangular plate 4 will only move upwards and will not rotate. Drive the placing seat 9 to move upward, and the upward movement of the vertical plate 12 drives the upward movement of the bolts 14. After the placing seat 9 is moved to a suitable height, the teacher helps the children to put their ankles on the curved surface of the placing seat 9, and then use magic The strap presses the upper part of the ankle, then stretches. Since the front of the placing seat 9 is an arc surface, placing the ankle on the arc surface of the placing seat 9 can effectively place the ankle to be injured compared with directly placing it on the pole equipment. In this device, when the device is at its lowest position, it is only slightly higher than the height of the solenoid 2. Therefore, the device can be applied to the stretching of small children. The height of the coil 2 is suitable for children with taller bodies, so that it is convenient for most children to apply.

Specifically, in order to further increase the comfort, a sponge pad 16 is fixedly installed on the front surface of the arc-shaped surface of the placing seat 9 in this embodiment. The sponge pad 16 can effectively prevent the person's ankle from directly contacting the curved surface of the placing seat 9, and because the sponge pad 16 is soft, placing the ankle on it can further increase the comfort of placing the ankle.

Specifically, in order to prevent the cross bar 7 from being stunned when it rotates, a layer of rubber cover 17 is covered on the cross bar 7 in this embodiment. The rubber cover 17 can effectively prevent the crossbar 7 from directly contacting the hand of the person, thereby effectively preventing the crossbar 7 from catching the hand when the person rotates the crossbar 7 .

Further, in order to facilitate the rotation of the bolt 14, the bolt 14 in this embodiment adopts a butterfly bolt. The protrusions on both sides of the butterfly bolt are convenient for the worker to hold, so as to facilitate the worker to rotate the bolt 14 better.

Further, in order to facilitate the disassembly of the device, the fixed connection method between the bottom plate 1 and the ground in this embodiment adopts bolt connection. The fixed connection method between the bottom plate 1 and the ground adopts bolt connection, so that the bottom plate and the ground can be disassembled and assembled, so as to facilitate the position of the transfer device.

Further, as shown in FIG. 1 , a handle 18 is fixedly installed on the front of the rectangular plate 4 in this embodiment. The front fixedly mounted handle 18 of the rectangular plate 4 can facilitate the trainer to maintain balance by grasping the handle 18 .

Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present utility model, but not to limit them; although the present utility model has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: It is still possible to modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements to some of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions depart from the spirit of the technical solutions of the embodiments of the present invention and range.

Claims (6)

1. A leg stretching device for children's sports dance training, characterized in that it comprises a bottom plate (1), the bottom plate (1) is fixedly connected with the ground, and the two sides of the top surface of the bottom plate (1) are along the bottom plate (1). A pair of solenoids (2) are installed symmetrically on the longitudinal centerline, both of which are located on the transverse centerline of the bottom plate (1). A rectangular plate (4) is arranged above, the bottom surface of the rectangular plate (4) is movably connected with the upper end of the screw (3) through a bearing, the upper part of the screw (3) is fixedly installed with the same gear (5), and the two gears (5) are located in On the same horizontal line, the two gears (5) are movably connected by a chain (6), the chain (6) is located on the inner side under the rectangular plate (4), and two transverse rods (7) are symmetrically installed on the upper part of the left screw (3). , the cross bar (7) is located above the corresponding gear (5); the front side of the rectangular plate (4) is provided with a C-shaped through slot (8), and the C-shaped through slot (8) is provided with a seat with an arc-shaped front. (9), the left side of the placement seat (9) is movably installed with the connecting rod (10) through the bearing, the left end of the connecting rod (10) is fixedly connected with the inner wall of the left side of the C-shaped through groove (8), the connecting rod (10) ) is located at the middle position of the side of the placing seat (9), the right side of the placing seat (9) is provided with a blind hole (11), the blind hole (11) is provided with an internal thread, the blind hole (11) and the connecting rod (10) ) of the same horizontal center line, the longitudinal plate (12) is fixedly installed in the C-shaped through groove (8), the side of the longitudinal plate (12) is provided with screw holes (13), and the screw holes (13) are internally threaded for mounting bolts (14). ), the left end of the bolt (14) can be inserted into the blind hole (11) and matched with the inner thread of the blind hole (11), the front of the seat (9) is fixedly installed with the magic tape (15), the adhesive tape (15) The face is on the right in front of the seat (9). 2 . The leg stretching device for children's sports dance training according to claim 1 , wherein a sponge pad ( 16 ) is fixedly installed in front of the arc-shaped surface of the placing seat ( 9 ). 3 . 3 . The leg stretching device for children's sports dance training according to claim 1 , characterized in that: a layer of rubber cover ( 17 ) is covered on the cross bars ( 7 ). 4 . 4 . The leg stretching device for children's sports dance training according to claim 1 , wherein the bolts ( 14 ) are butterfly bolts. 5 . 5 . The leg stretching device for children's sports dance training according to claim 1 , wherein the fixed connection between the bottom plate ( 1 ) and the ground adopts bolt connection. 6 . 6 . The leg stretching device for children's sports dance training according to claim 1 , wherein a handle ( 18 ) is fixedly installed on the front of the rectangular plate ( 4 ). 7 .

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