CN214286556U - Leg stretching device for aerobics exercises training - Google Patents

Abstract

The utility model relates to a leg stretching device for aerobics exercises training, which comprises a vertical cylinder, wherein two vertical cylinders are internally provided with an adjusting mechanism, the adjusting mechanism comprises a threaded rod, a grooved pulley, a belt, a handle and a transverse rod, the outer walls of the two threaded rods are respectively in threaded connection with the inner wall of the vertical cylinder, the utility model has the advantages that the adjusting mechanism handle drives a left grooved pulley to rotate and is matched with the belt to rotate a right grooved pulley, and then drives the two threaded rods to move upwards through the vertical cylinder, thereby the position of the transverse rod is raised, the adjustment according to the height of a user is realized, the limitation is eliminated, the practicability is improved, the slipping movement is prevented when in use, the pulling injury is avoided, the danger is reduced, the use is convenient, then the deep squatting and the kicking are carried out, the second concave plate is driven to move inwards, and then the spring provides resilience force to pull back the second concave plate to realize the stretching, the use of the old and the young is satisfied, the limitation of the age bracket is eliminated, and the popularization is convenient.

Description

Leg stretching device for aerobics exercises training

Technical Field

The utility model relates to a leg stretching device is used in aerobics exercises training especially relates to a leg stretching device is used in aerobics exercises training.

Background

The stretching is a simple and soft exercise which can be performed by anyone at any time and any place, and by stretching in a correct method, only a few minutes are needed every day, the muscle, tendon and the bone and blood vessels can be stretched, the tension and the ache which are troubling the body parts of the neck, the shoulder, the waist and the like of the person are eliminated, the body flexibility is enhanced, and the weight can be reduced.

Present leg stretching device for aerobics exercises training highly can't adjust when using, can't adjust according to user's height, has the limitation, has reduced the practicality to take place to skid easily when tensile and cause the shank to remove, cause the strain, dangerous higher, it is limited that the device is suitable for the age bracket simultaneously, old man and young person can't use, are not conform to modern's user demand.

Disclosure of Invention

An object of the utility model is to overcome prior art's is not enough, adapts to the actual needs, provides a leg stretching device for aerobics exercises training to solve present leg stretching device for aerobics exercises training highly can't adjust when using, can't adjust according to user's height, have the limitation, reduced the technical problem of practicality.

In order to realize the utility model discloses a purpose, the utility model discloses the technical scheme who adopts does:

a leg stretching device for aerobics exercises training is designed, which comprises a vertical cylinder; the method is characterized in that: adjusting mechanisms are arranged in the two vertical cylinders;

the adjusting mechanism comprises a threaded rod, a grooved wheel, a belt, a handle and a cross rod;

the outer wall of two threaded rods is respectively in threaded connection with the inner wall of the vertical cylinder, the upper portions of the outer walls of the two threaded rods are respectively fixedly connected with the inner walls of the grooved wheels, the outer walls of the grooved wheels are respectively connected with the left side and the right side of the inner wall of the belt in a rotating mode, the grooved wheels are located on the left side, the left side of the bottom of each grooved wheel is fixedly connected with the top of the handle, and the tops of the two threaded rods are respectively connected with the left side and the right side of the bottom of the transverse rod in a rotating mode.

The outer wall top rigid coupling of horizontal pole has the arc board, the top equidistance processing of arc board has first recess.

The bottoms of the two vertical cylinders are fixedly connected with a bottom plate, and the right side of the top of the bottom plate is provided with an observation mechanism;

the observation mechanism comprises a sleeve plate, a graduated scale and scales;

the bottom of lagging is with the top right side looks rigid coupling of bottom plate, the inner wall of lagging and the outer wall slip joint of scale, the positive right side processing of lagging has the scale.

The top of the graduated scale is fixedly connected with the right side of the bottom of the cross rod.

And second grooves are machined in the top of the bottom plate at equal intervals.

The lower parts of the inner sides of the two vertical cylinders are respectively provided with a control mechanism;

the control mechanism comprises a triangular plate, a curved plate, a first concave plate, a straight rod, a spring, a second concave plate, a telescopic belt, a first magic tape and a second magic tape;

the outside of set-square and the inner wall below of a vertical cylinder rigid coupling mutually, the rear end face of set-square rotates with the front of bent plate and links to each other, the inboard of bent plate and the outside of first notch board rigid coupling mutually, the inboard of first notch board and the outside of straight-bar rigid coupling mutually, the outer wall of straight-bar cup joints with the inner wall of spring mutually, the inboard of spring and the outside of second notch board rigid coupling mutually, the outside of spring and the inboard of first notch board rigid coupling mutually, the inboard of second notch board and the outside of telescopic band rigid coupling mutually, the front outside of telescopic band and the rear end face of first magic subsides rigid coupling mutually, the front inboard of telescopic band and the rear end face of second magic subsides rigid coupling mutually.

The beneficial effects of the utility model reside in that:

1. the left grooved wheel is driven by the handle of the adjusting mechanism to rotate to be matched with the belt to enable the right grooved wheel to rotate, and then the two threaded rods are driven to move upwards through the vertical cylinder, so that the position of the transverse rod is raised, adjustment according to the height of a user is realized, the limitation is eliminated, and the practicability is improved;

2. the fixing of the corresponding foot part of a user is realized by adjusting the first groove at the top of the arc plate on the outer wall of the middle cross rod and the second groove at the top of the bottom plate, so that the sliding movement is prevented during use, the strain is avoided, the danger is reduced, and the use is convenient;

3. paste through the first magic of control mechanism and paste the cooperation telescopic band with the second magic and fix the shank, then squat deeply and kicking the leg, drive the inside side removal of second concave plate, the spring provides the resilience force afterwards and draws back the realization with the second concave plate and stretch, satisfies old man and young people and uses, has eliminated the age bracket and has limited, the facilitate promotion.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view showing the connection relationship between the threaded rod, the grooved pulley and the belt in FIG. 1;

FIG. 3 is a schematic view showing the connection structure of the vertical tube, the triangle and the curved plate in FIG. 1;

fig. 4 is a schematic view of a connection relationship between the first concave plate, the straight rod and the spring in fig. 1.

In the figure: 1. vertical cylinder, 2, adjustment mechanism, 201, threaded rod, 202, grooved pulley, 203, belt, 204, handle, 205, horizontal pole, 3, observation mechanism, 301, lagging, 302, scale, 303, scale, 4, control mechanism, 401, set square, 402, bent plate, 403, first notch board, 404, straight pole, 405, spring, 406, second notch board, 407, telescopic band, 408, first magic subsides, 409, second magic subsides, 5, arc board, 6, first recess, 7, bottom plate, 8, second recess.

Detailed Description

The invention will be further described with reference to the following figures and examples:

example 1: a leg stretching device for aerobics exercises training, see fig. 1-4;

a leg stretching device for aerobics exercises training comprises a vertical cylinder 1; the adjusting mechanisms 2 are installed inside the two vertical cylinders 1, each adjusting mechanism 2 comprises a threaded rod 201, grooved wheels 202, a belt 203, a handle 204 and a cross rod 205, the outer walls of the two threaded rods 201 are in threaded connection with the inner wall of the vertical cylinder 1 respectively, the threaded rods 201 are stressed to rotate up and down through the inner wall of the vertical cylinder 1, the upper portions of the outer walls of the two threaded rods 201 are fixedly connected with the inner walls of the grooved wheels 202 respectively, the outer walls of the two grooved wheels 202 are connected with the left side and the right side of the inner wall of the belt 203 in a rotating mode, the left grooved wheels 202 are in rotating fit with the belt 203 to drive the right grooved wheels 202 to rotate, the left side of the bottom of the left grooved wheels 202 is fixedly connected with the top of the handle 204, the handle 204 is convenient to drive the left grooved wheels 202 to rotate, the tops of the two threaded rods 201 are connected with the left side and the right side of the bottom of the cross rod 205 in a rotating mode respectively, and the threaded rods 201 are stressed to rotate through bearings on the two sides of the bottom of the cross rod 205.

An arc plate 5 is fixedly connected to the top of the outer wall of the cross rod 205, the arc plate 5 is made of rubber, first grooves 6 are formed in the top of the arc plate 5 at equal intervals, a bottom plate 7 is fixedly connected to the bottoms of the two vertical cylinders 1, an observation mechanism 3 is installed on the right side of the top of the bottom plate 7, the observation mechanism 3 comprises a sleeve plate 301, a graduated scale 302 and scales 303, the bottom of the sleeve plate 301 is fixedly connected with the right side of the top of the bottom plate 7, the inner wall of the sleeve plate 301 is slidably connected with the outer wall of the graduated scale 302, the graduated scale 302 is stressed to slide up and down through the inner wall of the sleeve plate 301, the scales 303 are processed on the right side of the front face of the sleeve plate 301, the top of the graduated scale 302 is fixedly connected with the right side of the bottom of the cross rod 205, second grooves 8 are formed in the top of the bottom plate 7 at equal intervals, control mechanisms 4 are installed below the inner sides of the two vertical cylinders 1, each control mechanism 4 comprises a triangular plate 401, a curved plate 402, a first concave plate 403, a straight rod 404, a spring 405, a second concave plate 406 and a scale 406, The length of the stretchable band 407 is increased, the outer side of the triangle plate 401 is fixedly connected with the lower portion of the inner wall of the vertical cylinder 1, the rear end face of the triangle plate 401 is rotatably connected with the front face of the curved plate 402, the curved plate 402 is stressed to rotate through a pin shaft on the rear end face of the triangle plate 401, the inner side of the curved plate 402 is fixedly connected with the outer side of the first concave plate 403, the inner side of the first concave plate 403 is fixedly connected with the outer side of the straight rod 404, the outer wall of the straight rod 404 is sleeved with the inner wall of the spring 405, the inner side of the spring 405 is fixedly connected with the outer side of the second concave plate 406, the second concave plate 406 is stressed to move inwards and then rebounds through the spring 405, the outer side of the spring 405 is fixedly connected with the inner side of the first concave plate 403, the inner side of the second concave plate 406 is fixedly connected with the outer side of the telescopic belt 407, the telescopic belt 407 is made of nylon, the outer side of the front face of the telescopic belt 407 is fixedly connected with the rear end face of the first magic tape 408, and the inner side of the front face of the telescopic belt 407 is fixedly connected with the rear end face of the second magic tape 409.

In this embodiment, when the device is used, the left grooved wheel 202 is driven to rotate by the handle 204, then the right grooved wheel 202 is driven to rotate by the belt 203, the threaded rods 201 on two sides rotate upwards at the same time, then the cross rod 205 is lifted, meanwhile, the cross rod 205 drives the graduated scale 302 to move upwards on the inner wall of the sleeve plate 301, the numerical values of the scale 303 and the graduated scale 302 are observed at any time in the adjusting process, the handle 204 stops rotating after the height is used, then the sole is placed in one of the second grooves 8, then the other foot is placed on the inner wall of the corresponding first groove 6 above, then the leg pressing and stretching are carried out, the first groove 6 and the second groove 8 are prevented from slipping during use, so as to avoid injury, when the old and the young people use, the telescopic belt 407 is wound on the root of the thigh first, and then the first magic tape 408 and the second magic tape 409 are matched for fixing, later on squat deeply and the kicking can accomplish tensile, because spring 405 self elasticity is moderate makes second notch board 406 move to the outside, stretches the shank, so can produce during squat deeply and the kicking and pull the pole, accomplish tensile training, satisfy many people crowd and use.

The embodiment of the present invention discloses a preferred embodiment, but not limited thereto, and those skilled in the art can easily understand the spirit of the present invention according to the above embodiment, and make different extensions and changes, but do not depart from the spirit of the present invention, all of which are within the protection scope of the present invention.

Claims (6)

1. A leg stretching device for aerobics exercises training comprises a vertical cylinder; the method is characterized in that: adjusting mechanisms are arranged in the two vertical cylinders;

the adjusting mechanism comprises a threaded rod, a grooved wheel, a belt, a handle and a cross rod;

the outer wall of two threaded rods is respectively in threaded connection with the inner wall of the vertical cylinder, the upper portions of the outer walls of the two threaded rods are respectively fixedly connected with the inner walls of the grooved wheels, the outer walls of the grooved wheels are respectively connected with the left side and the right side of the inner wall of the belt in a rotating mode, the grooved wheels are located on the left side, the left side of the bottom of each grooved wheel is fixedly connected with the top of the handle, and the tops of the two threaded rods are respectively connected with the left side and the right side of the bottom of the transverse rod in a rotating mode.

2. A leg stretching device for aerobics exercises as set forth in claim 1, wherein: the outer wall top rigid coupling of horizontal pole has the arc board, the top equidistance processing of arc board has first recess.

3. A leg stretching device for aerobics exercises as set forth in claim 1, wherein: the bottoms of the two vertical cylinders are fixedly connected with a bottom plate, and the right side of the top of the bottom plate is provided with an observation mechanism;

the observation mechanism comprises a sleeve plate, a graduated scale and scales;

the bottom of lagging is with the top right side looks rigid coupling of bottom plate, the inner wall of lagging and the outer wall slip joint of scale, the positive right side processing of lagging has the scale.

4. A leg stretching device for aerobics exercises as set forth in claim 3, wherein: the top of the graduated scale is fixedly connected with the right side of the bottom of the cross rod.

5. A leg stretching device for aerobics exercises as set forth in claim 3, wherein: and second grooves are machined in the top of the bottom plate at equal intervals.

6. A leg stretching device for aerobics exercises as set forth in claim 1, wherein: the lower parts of the inner sides of the two vertical cylinders are respectively provided with a control mechanism;

the control mechanism comprises a triangular plate, a curved plate, a first concave plate, a straight rod, a spring, a second concave plate, a telescopic belt, a first magic tape and a second magic tape;

the outside of set-square and the inner wall below of a vertical cylinder rigid coupling mutually, the rear end face of set-square rotates with the front of bent plate and links to each other, the inboard of bent plate and the outside of first notch board rigid coupling mutually, the inboard of first notch board and the outside of straight-bar rigid coupling mutually, the outer wall of straight-bar cup joints with the inner wall of spring mutually, the inboard of spring and the outside of second notch board rigid coupling mutually, the outside of spring and the inboard of first notch board rigid coupling mutually, the inboard of second notch board and the outside of telescopic band rigid coupling mutually, the front outside of telescopic band and the rear end face of first magic subsides rigid coupling mutually, the front inboard of telescopic band and the rear end face of second magic subsides rigid coupling mutually.

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