CN217367046U - A shank strength exercise device for dance training - Google Patents

Abstract

The utility model discloses a leg strength exercise device for dance training, which comprises a seat, a first bracket, a first gear, a pedal, a guide rail, a second bracket, a counterweight wheel and a chain. Wherein: the first bracket is fixed in front of the seat, and the seat has an armrest; the first gear is rotatably connected to the first bracket, and the first gear is arranged vertically; the pedal is fixed on the The first gear is provided with one of the pedals on both sides of the first gear. The guide rail is fixed on one side of the first support, the lower end of the second support is fixed on the guide rail, the counterweight wheel is rotatably connected to the second support, and the counterweight wheel is arranged vertically. The first gear and the counterweight wheel are connected through the chain drive. The training device of the utility model is more helpful for the trainer to concentrate the body strength on the legs for the training of the leg strength, thereby improving the training effect and the training efficiency.

Description

A leg strength exercise device for dance training

technical field

The utility model relates to the technical field of dance training equipment, in particular to a leg strength exercise device used for dance training.

Background technique

The information disclosed in Background of the Invention is only for enhancement of understanding of the general background of the invention and should not necessarily be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person of ordinary skill in the art .

Most of the dances involve people's legs. Whether the dancer's legs are strong or not will directly affect the quality of the dance they dance. Only by practicing solid leg strength can they be more flexible in early dance movements. Now, make the dance moves more textured. For example, if there is no strength, even the basic lower waist and legs may not be able to complete, you can see the importance of leg strength training to dance training. In addition, having good leg strength can also help prevent injuries caused by falling due to imbalance of the body during dancing. Therefore, the training of leg strength is an essential part of dance training.

At present, there are many kinds of devices for dance leg training, but it is still inconvenient to use, and the trainer cannot concentrate the strength on the legs for the training of the legs, but needs to disperse part of the strength to maintain the balance of the body. The adverse effect of the training effect is large, the training effect is not good, and it is easy to cause accidental injury due to the imbalance of the body.

Utility model content

In view of the above-mentioned problems, the present invention provides a leg strength exercise device for dance training, which is more helpful for the trainer to concentrate the body strength on the legs for leg strength training, thereby improving the training effect and the training efficiency. To achieve the above purpose, the technical solutions of the present invention are as follows.

A leg strength exercise device for dance training, comprising: a seat, a first bracket, a first gear, a pedal, a guide rail, a second bracket, a counterweight wheel and a chain. Wherein: the first bracket is fixed in front of the seat, and the seat has an armrest; the first gear is rotatably connected to the first bracket, and the first gear is arranged vertically; the pedal is fixed on the The first gear is provided with one of the pedals on both sides of the first gear, so that the trainer's feet can drive the pedals to rotate, thereby driving the first gear to rotate. The guide rail is fixed on one side of the first support, the lower end of the second support is fixed on the guide rail, the counterweight wheel is rotatably connected to the second support, and the counterweight wheel is arranged vertically. The first gear and the counterweight wheel are connected through the chain drive.

Further, the upper end of the first bracket has a groove, the first gear is rotatably connected in the groove through a rotating shaft, and the end of the rotating shaft passes through the first support and is fixedly connected to the pedal.

Further, the first bracket has a through hole, a bearing is fixed in the through hole, the rotating shaft is fixedly connected to the pedal after passing through the inner ring of the bearing, and the rotating shaft is fixedly connected to the inner ring of the bearing.

Further, there are two guide rails, which are fixed on both sides of the first bracket, and one second bracket is fixed on each guide rail.

Further, there are two counterweight wheels, which are symmetrically fixed on the connecting shaft, and the two counterweight wheels are distributed on both sides of the center of the connecting shaft, and a second gear is also fixed on the connecting shaft, and The second gear is located between the two counterweight wheels, the first gear and the second gear are connected by the chain drive, and the two ends of the connecting shaft are respectively connected to the two second brackets. superior.

Further, the lower end of the second bracket is slidably connected in the track groove of the guide rail, and the two second brackets are connected by a connecting rod, and the connecting rod has a threaded connection hole, and the threaded connection hole is A third bracket is fixed directly in front. It also includes a first adjusting screw, one end of the first adjusting screw is threadedly connected with the threaded connection hole, and the other end is fixedly connected with the adjusting wheel after passing through the third bracket.

Further, the third bracket has a through hole, a bearing is fixed in the through hole, the first adjustment screw is fixedly connected to the adjustment wheel after passing through the inner ring of the bearing, and the first adjustment screw is connected to the bearing. Inner ring fixed connection.

Further, a handle is fixed on the edge of the wheel surface of the regulating wheel, so as to facilitate the driving of the regulating wheel to rotate.

Further, a friction device is fixed on the side wall of the second bracket, and the friction member of the friction device is in contact with the wheel surface of the counterweight wheel, so as to increase the load of the counterweight wheel and increase the training intensity.

Further, the friction device includes: a positioning member, a second adjusting screw and a friction member. Wherein: the positioning member is fixed on the side wall of the second bracket, the second adjusting screw rod vertically passes through the screw hole on the positioning member and is connected to the friction member, and the second adjusting screw rod is connected to the positioning member The screw holes are threadedly connected, and the pressing force between the friction piece and the counterweight wheel can be adjusted through the second adjusting screw.

Compared with the prior art, the utility model has the following beneficial effects:

(1) The leg strength exercise device of the present utility model can make the trainer sit on the seat for training through the cooperation of the seat and the wheeled training mechanism, and calmly enables the trainer to concentrate the strength on the legs for training. , Improve the training effect and training efficiency, overcome some existing dance leg training devices that cannot make the trainer concentrate on the legs for leg training, but need to disperse part of the strength to maintain the balance of the body, etc. , the problem that affects the training effect. At the same time, the exercise device of the utility model makes it easier for the trainer to maintain the balance of the body and reduces the probability of accidental injury during the training process.

(2) The leg strength exercise device of the present invention can also adjust the distance between the counterweight wheel and the first gear through the position adjuster composed of the first adjustment screw, the adjustment wheel, etc., thereby adjusting the tightness of the chain 8, changing the The training intensity is adapted to the training needs of different trainers and different stages.

(3) The leg strength exercise device of the present invention can also increase the squeezing force between the friction piece and the counterweight wheel through the friction device, thereby increasing the frictional resistance when the counterweight wheel rotates, that is, increasing the rotation of the counterweight wheel. load to increase training intensity. This is because the adjustment range of increasing the training intensity by increasing the distance between the counterweight wheel and the first gear is narrow, and the chain is easily broken when the tension is too large. Therefore, the above problem can be effectively solved by the friction device.

Description of drawings

The accompanying drawings, which constitute a part of the present invention, are used to provide further understanding of the present invention, and the schematic embodiments and descriptions of the present invention are used to explain the present invention, and do not constitute an improper limitation of the present invention.

FIG. 1 is a schematic structural diagram of a leg strength exercise device in an embodiment.

Fig. 2 is a left side view of the leg strength exercise device in the embodiment.

FIG. 3 is a right side view of the leg strength exercise device (without the position adjuster) in the embodiment.

Fig. 4 is a right side view of the leg strength exercise device in the embodiment.

The marks in the figure represent: 1-seat, 1.1-armrest, 1.2-supporting legs, 2-first bracket, 3-first gear, 4-foot pedal, 5-guide rail, 6-second bracket, 7-counterweight Wheel, 8-chain, 9-connecting shaft, 10-second gear, 11-connecting rod, 12-threaded connecting hole, 13-third bracket, 14-first adjusting screw, 15-adjusting wheel, 16-handle, 17-positioning piece, 18-second adjusting screw, 19-friction piece.

Detailed ways

It should be noted that the following detailed descriptions are all exemplary and are intended to provide further explanation of the present invention. Unless otherwise specified, all technical and scientific terms used in this invention have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.

For the convenience of description, if the words "up", "down", "left" and "right" appear in this utility model, it only means that the directions of up, down, left and right are consistent with the drawings themselves, and do not limit the structure. It is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to needs to have a specific orientation, is constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present invention. Further description will now be given in conjunction with the accompanying drawings and specific embodiments of the description.

1 and 2, an example of a leg strength exercise device for dance training includes: a seat 1, a first bracket 2, a first gear 3, a pedal 4, a guide rail 5, a second bracket 6, a matching Heavy wheel 7 and chain 8. in:

The support legs 1.2 of the seat 1 are fixed on the bottom plate to keep the seat 1 stationary, maintain the set distance from the right training mechanism, and at the same time maintain the stability of the seat 1 to prevent the training process. shaking. The seat 1 is provided with armrests 1.1, which is convenient for the trainer to grasp during the training process, makes it easier for the trainer to keep the body balance, and reduces the probability of accidental injury during the training process.

The first bracket 2 is fixed directly in front of the right side of the seat 1, and the upper end of the first bracket 2 has a groove, and the first gear 3 is rotatably connected to the groove 2. A gear 3 is arranged vertically. There is a through hole on the side wall of the groove of the first bracket 2, a bearing is fixed in the through hole, the end of the rotating shaft passes through the inner ring of the bearing and is fixedly connected with the pedal 4, and the rotating shaft is connected with The inner ring of the bearing is fixedly connected, so as to drive the first gear 3 to rotate when the pedal 4 rotates.

Further, there are two guide rails 5 , which are respectively fixed symmetrically on the bottom plates on both sides of the first bracket 2 , and a second bracket 6 is fixed on each guide rail 5 . There are two counterweight wheels 7, which are symmetrically fixed on the connecting shaft 9, and the two counterweight wheels 7 are distributed on both sides of the center of the connecting shaft 9, and the counterweight wheels 7 are located on the inner side of the second bracket 6 , with a gap between them. A second gear 10 is also fixed on the connecting shaft 9 , and the second gear 10 is located between the two counterweight wheels 7 , and the first gear 3 and the second gear 10 are driven by the chain 8 The two ends of the connecting shaft 9 are rotatably connected to the bearings in the two second brackets 6 respectively, so that the rotation of the first gear 3 drives the second gear 10 to rotate, thereby driving the counterweight wheel 7 to rotate.

When in use, the trainer sits on the seat 1, uses the feet to drive the pedals 4 to drive the first gear 3 to rotate, and then drives the counterweight wheel 7 to rotate through the chain 8 to achieve leg strength training. Through the cooperation of the seat and the wheel training mechanism, the trainer can sit on the seat for training, and the trainer can concentrate more on the legs for training, thereby improving the training effect and training efficiency.

3 and 4, in another preferred embodiment, the lower end of the second bracket 6 is inserted into the track groove of the guide rail 5, so that the second bracket 6 slides in the track groove. The two second brackets 6 are connected by a connecting rod 11 , the connecting rod 11 has a threaded connection hole 12 , and a third bracket 13 is fixed directly in front of the threaded connection hole 12 . It also includes a first adjusting screw 14 , and one end of the first adjusting screw 14 is threadedly connected with the threaded connection hole 12 . The third bracket 13 has a through hole, the bearing is fixed in the through hole, the other end of the first adjusting screw 14 is fixedly connected with the adjusting wheel 15 after passing through the inner ring of the bearing, and the first adjusting The screw 14 is fixedly connected with the inner ring of the bearing, so as to drive the first adjusting screw 14 to rotate through the adjusting wheel 15, and then drive the second bracket 6 to move on the guide rail 5, thereby adjusting the tightness of the chain 8 and changing the training intensity. The distance between the counterweight wheel 7 and the first gear 3 is adjusted by the position adjuster composed of the first adjustment screw 14 and the adjustment wheel 15, thereby adjusting the tightness of the chain 8, changing the training intensity, and adapting to different trainers and different stages. training needs. In a preferred embodiment, a handle 16 is also fixed at the edge of the wheel surface of the adjusting wheel 15 to facilitate driving the adjusting wheel 15 to rotate.

In another preferred embodiment, a friction device is fixed on the side wall of the second bracket 6 to increase the load of the counterweight wheel 7 and increase the training intensity. Specifically, referring to FIG. 2 , the friction device includes: a positioning member 17 , a second adjusting screw 18 and a friction member 19 . Wherein: the positioning member 17 is fixed on the side wall of the second bracket 6, the second adjusting screw 18 vertically passes through the screw hole on the positioning member 17 and is connected to the friction member 19, and the second adjusting screw 18 The adjusting screw 18 is threadedly connected to the screw hole on the positioning member 17 , and the pressing force between the friction member 19 and the weight wheel 7 can be adjusted through the second adjusting screw 18 . Optionally, the material of the friction member 19 includes rubber or the like. The squeezing force between the friction piece and the counterweight wheel 7 is increased by the friction device, thereby increasing the frictional resistance when the counterweight wheel rotates, that is, increasing the rotational load of the counterweight wheel 7 to increase the training intensity. This is because the adjustment range of increasing the training intensity by increasing the distance between the weight wheel 7 and the first gear 3 is narrow, and the chain is easily broken when the tension is too large. Therefore, the above problem can be effectively solved by the friction device.

Finally, it should be noted that any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention. Although the specific embodiments of the present invention have been described above in conjunction with the accompanying drawings, it is not intended to limit the protection scope of the present invention. Those skilled in the art should understand that on the basis of the technical solutions of the present invention, those skilled in the art do not need to Various modifications or deformations that can be made with creative work are still within the protection scope of the present invention.

Claims (10)

1. A leg strength exercise device for dance training, comprising: the device comprises a seat, a first bracket, a first gear, pedals, a guide rail, a second bracket, a counterweight wheel and a chain; wherein: the first support is fixed right in front of a seat, and the seat is provided with an armrest; the first gear is rotationally connected to the first support and is vertically arranged; the pedals are fixed on the first gear, and two sides of the first gear are respectively provided with one pedal; the guide rail is fixed on one side of the first support, the lower end of the second support is fixed on the guide rail, the counterweight wheel is rotatably connected to the second support, and the counterweight wheel is vertically arranged; the first gear and the counterweight wheel are in transmission connection through the chain.

2. The leg strength exercise device for dance training according to claim 1, wherein the first bracket has a groove at an upper end thereof, the first gear is rotatably coupled to the groove through a shaft, and an end of the shaft is fixedly coupled to the foot support after passing through the first bracket.

3. The leg strength exercise device for dance training according to claim 2, wherein the first frame has a through hole, a bearing is fixed in the through hole, the shaft passes through the inner race of the bearing and is then fixedly connected to the foot rest, and the shaft is fixedly connected to the inner race of the bearing.

4. The leg strength exercise device for dance training according to claim 1, wherein the number of the guide rails is two, and the two guide rails are fixed to both sides of the first frame, and one of the second frames is fixed to each of the guide rails.

5. The leg strength exercise device for dance training according to claim 1, wherein the number of the weight wheels is two, the two weight wheels are symmetrically fixed on the connecting shaft, the two weight wheels are distributed on two sides of the center of the connecting shaft, a second gear is further fixed on the connecting shaft and located between the two weight wheels, the first gear and the second gear are connected through the chain, and two ends of the connecting shaft are respectively rotatably connected to the two second support rows.

6. The leg strength exercise device for dance training according to claim 5, wherein the lower ends of the second brackets are slidably connected to rail grooves of a guide rail, and the two second brackets are connected to each other through a connecting rod, the connecting rod has a threaded connection hole, and a third bracket is fixed right in front of the threaded connection hole; the adjusting mechanism is characterized by further comprising a first adjusting screw rod, one end of the first adjusting screw rod is in threaded connection with the threaded connecting hole, and the other end of the first adjusting screw rod penetrates through the third support and then is fixedly connected with the adjusting wheel.

7. The leg strength exercise device for dance training according to claim 6, wherein the third frame has a through hole, a bearing is fixed in the through hole, the first adjusting screw penetrates through the inner ring of the bearing and is fixedly connected to the adjusting wheel, and the first adjusting screw is fixedly connected to the inner ring of the bearing.

8. The leg strength exercising device for dance training of claim 7, wherein a handle is fixed to a wheel surface edge of the adjusting wheel.

9. The leg strength exercising device for dance training according to any one of claims 1 to 8, wherein a friction means is fixed to a side wall of the second frame, and a friction member of the friction means is in contact with a wheel surface of the weight wheel.

10. The leg strength exercise device for dance training according to claim 9, wherein the friction means includes: the positioning piece, the second adjusting screw and the friction piece; wherein: the setting element is fixed on the lateral wall of second support, second adjusting screw vertically pass behind the screw on the setting element with the friction member is connected, just threaded connection between screw on second adjusting screw and the setting element, the extrusion force between friction member and the weight wheel is adjustable through second adjusting screw.

Images