CN116212315A

CN116212315A - Shank muscle stretching training ware is used in sports teaching of convenient regulation elasticity

Info

Publication number: CN116212315A
Application number: CN202211731500.3A
Authority: CN
Inventors: 李荣娟; 史文亚; 陈钦英; 韦霞
Original assignee: Guangxi Normal University for Nationalities
Current assignee: Guangxi Normal University for Nationalities
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-06-06

Abstract

The invention discloses a leg muscle stretching trainer for physical education, which is convenient for adjusting tightness, and relates to the technical field of fitness equipment, and the leg muscle stretching trainer comprises a base body, wherein a support is fixedly arranged at the upper end of the base body, the upper end of the support is fixedly connected with a seat board, the seat board is connected with a backrest, and armrests are fixedly connected to two sides of the seat board; the upper end of the base body is fixedly connected with a connecting rod, and the connecting rod is rotationally connected with the control panel; the side of support is provided with first electric push rod, and the other end and the fixed block of first electric push rod are connected. This conveniently adjust shank muscle tensile training ware for sports teaching of elasticity's exercise effect is better, through the mode with the position of sitting, the cooperation shank folds and separates, can realize carrying out tensile training's purpose to shank muscle, and motion intensity is less, is fit for the personnel of some convalescence to do rehabilitation exercise, and as required, exercise intensity can freely be adjusted, satisfies the user demand under the different circumstances, has increased the practicality.

Description

Shank muscle stretching training ware is used in sports teaching of convenient regulation elasticity

Technical Field

The invention relates to the technical field of fitness equipment, in particular to a leg muscle stretching trainer for physical education, which is convenient for adjusting tightness.

Background

Leg muscles are one of the muscles which are most easily stressed by a human body, whether standing or walking, the leg muscles are continuously stressed and contracted, the leg muscles are more inflated after severe exercise, and the leg muscles are relaxed mainly by massaging and stretching, but the stretching and massaging methods and the training postures are various, and the existing leg muscle training device has a plurality of defects, such as:

the technical scheme of the simple leg ligament stretching trainer comprises a left stretching rod, a right stretching rod and a pull rod, and is characterized in that a positioning hole is drilled at the outer end of the side surface of the pull rod, the pull rod is placed in a guide groove of an additional device, a positioning pin of the additional device is inserted into the positioning hole of the additional device and the positioning hole of the pull rod, a trainer sits on a seat facing the training device, left and right ankles are respectively placed behind a left thrust upright post and a right thrust upright post, a pull rod handle is pulled to move without the guide groove, the left thrust upright post and the right thrust upright post are also moved backwards, when the trainer feels that a ligament stretches to a bearable position, the positioning pin is inserted into the positioning hole and the positioning hole, and then the position of the pull rod is fixed, so that two hands are liberated, and related arm exercises can be performed;

the technical scheme has the following defects: the use is single, trains the effect of shank also limited, and the user is inconvenient when using according to self physique regulation trainer, only can use the crowd that a part of height weight is suitable, and application scope is limited, and in addition, the device lacks a comfortable effectual exercise structure, can't temper through comfortable position of sitting, and use experience is relatively poor, consequently need improve current shank muscle training equipment to above defect.

So we propose a leg muscle stretching trainer for physical education which is convenient to adjust the tightness, so as to solve the problems presented in the above.

Disclosure of Invention

The invention aims to provide a leg muscle stretching trainer for physical education, which is convenient for adjusting tightness, so as to solve the problems that the leg muscle stretching trainer in the prior market provided by the background art is inconvenient to adjust and use and has poor training effect.

In order to achieve the above purpose, the present invention provides the following technical solutions: the leg muscle stretching trainer for physical education convenient for adjusting tightness comprises a base body, wherein a support is fixedly arranged at the upper end of the base body, the upper end of the support is fixedly connected with a seat board, the seat board is connected with a backrest, and armrests are fixedly connected to two sides of the seat board;

the upper end of the base body is fixedly connected with a connecting rod, and the connecting rod is rotationally connected with the control panel;

the side of the support is provided with a first electric push rod, the other end of the first electric push rod is connected with a fixed block, the fixed block is rotationally connected with a rotating shaft of the rotating frame, the upper end of the rotating frame is connected with a push plate through an adjusting structure, the push plate is connected with a fixed bottom plate, the upper end of the fixed bottom plate is provided with a first limiting piece, and the first limiting piece is connected with a second limiting piece through a second electric push rod;

the upper end fixed connection of base member is connecting the diaphragm, and the upper end of connecting the diaphragm has seted up the bar slot to the inside fixed connection baffle in bar slot, the baffle is being connected with third electric putter, and the other end and the fixed plate of third electric putter are connected to fixed plate and spring coupling, the spring is connected with the sliding block spare, and the sliding block spare rotates with the connecting axle spare to be connected, and the square spout sliding connection of connecting axle spare and swivel mount lower extreme.

Adopt above-mentioned technical scheme can make the device convenient nimble size of adjusting according to user's height, can adjust the position of push pedal in a flexible way according to user's leg length, operation control panel starts the second electricity push rod, the second electricity push rod shrink, thereby drive the second locating part and draw close first locating part, fix a position the centre gripping to user's foot, realize from this according to the effect of different height adjustment sizes, adapt to various crowds, in addition, the exercise effect of the device is better, through the mode with the position of sitting, the folding and the separation of cooperation shank can realize carrying out the mesh of tensile training to shank muscle, the practicality has been increased.

As a preferable technical scheme of the invention, the lower end of the base body is provided with 4 pulleys, and the pulleys are arranged in a front-back left-right symmetry mode relative to the bottom center of the base body.

By adopting the technical scheme, the device can be provided with a moving structure.

As a preferable technical scheme of the invention, a connecting frame is fixedly arranged on the right side of the upper end of the base body, the inner side of the connecting frame is fixedly connected with a pushing handle, and the surface of the pushing handle is provided with anti-skid patterns.

By adopting the technical scheme, the device can be conveniently pushed and transported.

As the preferable technical scheme of the invention, the bottom of the base body is provided with 4 fixing sleeves, the fixing sleeves are arranged in a front-back bilateral symmetry mode relative to the center of the bottom of the base body, the bottom end of each fixing sleeve is provided with a thread groove, and the thread grooves are in threaded connection with a first threaded rod at the upper end of the base.

By adopting the technical scheme, the device can conveniently adjust the height of the substrate.

As a preferable technical scheme of the invention, the surface of the first threaded rod is provided with a polygon prism, the bottom of the base is provided with anti-skid patterns, and the base is of a cylindrical structure.

As a preferred embodiment of the present invention, the adjusting structure includes: the connecting plate is fixedly arranged at the tail part of the upper end of the rotating frame, the surface of the connecting plate is provided with a thread groove, the thread groove is in threaded fit with the second threaded rod, the tail end of the second threaded rod is fixedly connected with the rotating handle, the surface of the rotating handle is provided with anti-skid threads, and the other end of the second threaded rod is rotationally connected with the push plate.

By adopting the technical scheme, the device can conveniently adjust the position of the push plate.

As the preferable technical scheme of the invention, the upper end of the rotating frame is provided with the sliding groove, the bottom of the pushing plate is provided with the sliding block, the sliding block is in sliding fit with the sliding groove, and the sliding groove is consistent with the square sliding groove structure at the lower end of the rotating frame.

By adopting the technical scheme, the push plate can stably slide.

As a preferred embodiment of the present invention, the adjusting structure includes: the electric telescopic rod is fixedly connected to the upper end of the rotating frame, and the other end of the electric telescopic rod is connected with the push plate.

As the preferable technical scheme of the invention, the push plate is of a cuboid plate-shaped structure, the surface of the push plate is provided with an anti-slip pad, and the push plate is perpendicular to the rotating frame.

By adopting the technical scheme, the push plate can limit the feet.

As the preferable technical scheme of the invention, the inner sides of the first limiting piece and the second limiting piece are provided with the arc-shaped grooves, and the surfaces of the arc-shaped grooves are provided with the anti-skid pads, so that the friction force between the anti-skid pad and the lower leg is improved, and the anti-skid effect is achieved.

Adopt above-mentioned technical scheme can make the locating part fix a position the shank, and foot and equipment separate when avoiding taking exercise, have increased structural stability.

Compared with the prior art, the invention has the beneficial effects that:

1. the leg muscle stretching trainer for sports teaching, which is convenient for adjusting tightness, is convenient for flexibly adjusting the size according to the height of a user, and can drive the sliding block below the push plate to slide along the sliding groove by holding the rotary handle by hand, the position of the push plate is flexibly adjusted according to the leg length of the user, the user sits at the upper end of the seat plate, the angle of the backrest is adjusted, feet extend between the first limiting part and the second limiting part, the control panel is operated to start the second electric push rod, and the second electric push rod is contracted, so that the feet of the user are positioned and clamped, the effect of adjusting the size according to different heights is realized, the device is suitable for various crowds, and the application range of the device is increased;

2. this conveniently adjust shank muscle tensile training ware for sports teaching of elasticity's exercise effect is better, through the mode with the position of sitting, the cooperation shank folds and separates, can realize carrying out tensile training's purpose to shank muscle, and motion intensity is less, is fit for the personnel of some convalescence to do rehabilitation exercise, and as required, exercise intensity can freely be adjusted, satisfies the user demand under the different circumstances, has increased the practicality.

Drawings

FIG. 1 is a schematic view of a front end perspective structure of the present invention;

FIG. 2 is a schematic view of the bottom end perspective structure of the present invention;

FIG. 3 is a schematic view of the rear end perspective structure of the present invention;

FIG. 4 is a schematic view of a semi-cut-away perspective view of a connecting cross plate of the present invention;

FIG. 5 is a perspective view of a rotating frame according to the present invention;

FIG. 6 is an enlarged schematic view of the structure of FIG. 3A according to the present invention;

FIG. 7 is a schematic perspective view of a first stop member and a second stop member according to the present invention;

fig. 8 is a schematic view of a three-dimensional partial cutaway structure of a fixing sleeve of the present invention.

In the figure: 1. a base; 2. a pulley; 3. a connecting frame; 4. a pushing handle; 5. a fixed sleeve; 6. a base; 7. a first threaded rod; 8. a support; 9. a seat plate; 10. a backrest; 11. an armrest; 12. a connecting rod; 13. a control panel; 14. a first electrical push rod; 15. a fixed block; 16. a rotating frame; 17. a rotating shaft; 18. a connecting plate; 19. a second threaded rod; 20. a rotating handle; 21. a push plate; 22. a slide block; 23. a chute; 24. a fixed bottom plate; 25. a first limiting member; 26. a second limiting piece; 27. a second electric push rod; 28. a connecting transverse plate; 29. a bar-shaped groove; 30. a partition plate; 31. a third electric push rod; 32. fixing the plate; 33. a spring; 34. a sliding block member; 35. and a connecting shaft member.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.

Example 1:

referring to fig. 1-8, the present invention provides a technical solution: the leg muscle stretching trainer for physical education convenient for adjusting tightness comprises a base body 1, wherein a support 8 is fixedly arranged at the upper end of the base body, a seat plate 9 is fixedly connected with the upper end of the support 8, the seat plate 9 is connected with a backrest 10, and armrests 11 are fixedly connected with the two sides of the seat plate 9; the lower end of the base body 1 is provided with 4 pulleys 2, the pulleys 2 are symmetrically arranged around the center of the bottom of the base body 1, the right side of the upper end of the base body 1 is fixedly provided with a connecting frame 3, the inner side of the connecting frame 3 is fixedly connected with a push handle 4, the surface of the push handle 4 is provided with anti-skidding threads, the bottom of the base body 1 is provided with a fixed sleeve 5, the fixed sleeve 5 is symmetrically arranged around the center of the bottom of the base body 1, the bottom end of the fixed sleeve 5 is provided with thread grooves, the thread grooves are in threaded connection with a first threaded rod 7 at the upper end of the base 6, the surface of the first threaded rod 7 is provided with a polygon prism, the bottom of the base 6 is provided with anti-skidding threads, the base 6 is in a cylindrical structure, the push handle 4 is held by a hand to push the pulley 2 at the bottom of the base body 1 to a destination, the polygon prism at the surface of the first threaded rod 7 is rotated to put down the base 6, the base body 1 is ensured not to incline and shake, and thus positioning is completed;

the upper end of the rotating frame 16 is connected with the push plate 21 through an adjusting structure, the push plate 21 is connected with the fixed bottom plate 24, the upper end of the fixed bottom plate 24 is provided with a first limiting piece 25, the first limiting piece 25 is connected with a second limiting piece 26 through a second electric push rod 27, when the electric push rod is used, a user sits at the upper end of the seat plate 9, the angle of the backrest 10 is adjusted, feet extend between the first limiting piece 25 and the second limiting piece 26, the second electric push rod 27 is started by the operation control panel 13, and the second electric push rod 27 contracts, so that the second limiting piece 26 is driven to be close to the first limiting piece 25, and the feet of the user are positioned and clamped;

the upper end of the base body 1 is fixedly connected with a connecting rod 12, and the connecting rod 12 is rotationally connected with a control panel 13; the side surface of the support 8 is provided with a first electric push rod 14, the other end of the first electric push rod 14 is connected with a fixed block 15, and the fixed block 15 is rotationally connected with a rotating shaft 17 of a rotating frame 16; the adjusting structure comprises: the connecting plate 18 is fixedly arranged at the tail part of the upper end of the rotating frame 16, the surface of the connecting plate 18 is provided with a thread groove which is in threaded fit with the second threaded rod 19, the tail end of the second threaded rod 19 is fixedly connected with the rotating handle 20, the surface of the rotating handle 20 is provided with anti-skid threads, the other end of the second threaded rod 19 is rotationally connected with the push plate 21, the upper end of the rotating frame 16 is provided with a sliding groove 23, the bottom of the push plate 21 is provided with a sliding block 22, the sliding block 22 is in sliding fit with the sliding groove 23, the sliding groove 23 is consistent with the square sliding groove structure at the lower end of the rotating frame 16, the push plate 21 is of a cuboid plate structure, the surface of the push plate 21 is provided with an anti-skid pad, the push plate 21 is perpendicular to the rotating frame 16, the inner sides of the first limiting piece 25 and the second limiting piece 26 are provided with arc grooves, the surfaces of the arc grooves are provided with anti-slip pads, so that friction force with the lower leg is improved, an anti-slip effect is achieved, the upper end of the base body 1 is fixedly connected with the connecting transverse plate 28, the upper end of the connecting transverse plate 28 is provided with a strip groove 29, the inside of the strip groove 29 is fixedly connected with the baffle plate 30, the baffle plate 30 is connected with the third electric push rod 31, the other end of the third electric push rod 31 is connected with the fixed plate 32, the fixed plate 32 is connected with the spring 33, the spring 33 is connected with the sliding block 34, the sliding block 34 is rotationally connected with the connecting shaft 35, and the connecting shaft 35 is slidingly connected with the square sliding groove at the lower end of the rotating frame 16; during exercise, the feet are combined to drive the rotating frame 16 to rotate, the square sliding grooves at the lower end of the rotating frame 16 drive the connecting shaft piece 35 to move, the connecting shaft piece 35 pushes the sliding block piece 34 to close to the fixed plate piece 32, and the spring 33 can generate reaction force to the legs of a user due to the fact that the spring 33 is arranged between the fixed plate piece 32 and the sliding block piece 34, so that the muscles of the legs can be exercised, and when the tightness is required to be adjusted, the operation control panel 13 controls the third electric push rod 31 to stretch, and then drives the spring 33 to compress or stretch, so that the elastic strength of the spring 33 is changed, and the use requirements of the user for different exercise strengths are met.

Example 2:

this embodiment differs from embodiment 1 in that:

the adjusting structure comprises an electric telescopic rod which is fixedly connected to the upper end of the rotating frame 16, and the other end of the electric telescopic rod is connected with the push plate 21, so that the telescopic length of the electric telescopic rod can be adjusted through the operation control panel 13, the position of the push plate 21 can be adjusted, and the electric telescopic rod is suitable for real-time adjustment during exercise.

Working principle: when the leg muscle stretching trainer for physical education of convenient to use adjusts elasticity, at first hold push handle 4 promote pulley 2 of base member 1 bottom with the device fortune destination, thereby rotate the polygon prism on first threaded rod 7 surface and put down base 6, ensure that base 6 supports ground, base member 1 is not crooked and rocks, accomplish the location from this, the user holds the rotating handle 20 and rotates second threaded rod 19, and then promote the slider 22 of push pedal 21 below and slide along spout 23, the position of push pedal 21 is nimble adjusted according to user's leg length, ensure that push pedal 21 can support the foot can, during the use, the user sits at bedplate 9 upper end, adjust the angle of back 10, the both feet stretch into between first locating part 25 and the second locating part 26, operation control panel 13 starts second electric putter 27, the shrink of second electric putter 27, thereby drive second locating part 26 draws close first locating part 25, during the centre gripping to user's foot, the both feet merge drive rotating frame 16 rotatory, the spout drive connecting axle piece 35 of rotating frame 16 lower extreme, the connecting axle piece 35 promotes the flexible piece 35, the spring 32 is drawn close to the position of the user's leg piece, thereby the user can not need be compressed the spring 33, the demand is satisfied because of the user's setting up the spring 33, and the spring is compressed when the user can be adjusted, and the demand is satisfied, the spring is 33 is compressed, and can be used to the user's muscle is compressed, and is compressed.

To complete a series of work, and what is not described in detail in this specification is prior art that is well known to those skilled in the art.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The leg muscle stretching trainer for physical education is characterized by comprising a base body (1), wherein a support (8) is fixedly arranged at the upper end of the base body, the upper end of the support (8) is fixedly connected with a seat board (9), the seat board (9) is connected with a backrest (10), and armrests (11) are fixedly connected to two sides of the seat board (9);

the upper end of the base body (1) is fixedly connected with a connecting rod (12), and the connecting rod (12) is rotationally connected with a control panel (13);

the side of the support (8) is provided with a first electric push rod (14), the other end of the first electric push rod (14) is connected with a fixed block (15), the fixed block (15) is rotationally connected with a rotating shaft (17) of the rotating frame (16), the upper end of the rotating frame (16) is connected with a push plate (21) through an adjusting structure, the push plate (21) is connected with a fixed bottom plate (24), the upper end of the fixed bottom plate (24) is provided with a first limiting piece (25), and the first limiting piece (25) is connected with a second limiting piece (26) through a second electric push rod (27);

the upper end of base member (1) fixed connection connects diaphragm (28), and connects the upper end of diaphragm (28) and offered bar groove (29) to bar groove (29)'s inside fixed connection baffle (30), baffle (30) are connected with third electricity push rod (31), and the other end and the fixed plate (32) of third electricity push rod (31) are connected to fixed plate (32) are connected with spring (33), spring (33) are connected with sliding block spare (34), and sliding block spare (34) are connected with connecting axle spare (35) rotation, and square spout sliding connection of connecting axle spare (35) and swivel mount (16) lower extreme.

2. The leg muscle stretching trainer for physical education convenient for adjusting tightness according to claim 1, wherein the lower end of the base body (1) is provided with 4 pulleys (2), and the pulleys (2) are arranged in a front-back and bilateral symmetry manner with respect to the bottom center of the base body (1).

3. The leg muscle stretching trainer for physical education convenient for adjusting tightness according to claim 2, wherein the right side of the upper end of the base body (1) is fixedly provided with a connecting frame (3), the inner side of the connecting frame (3) is fixedly connected with a pushing handle (4), and the surface of the pushing handle (4) is provided with anti-skidding patterns.

4. The leg muscle stretching trainer for physical education convenient in adjusting tightness according to claim 1, wherein the bottom of the base body (1) is provided with fixing sleeves (5), the total number of the fixing sleeves (5) is 4, the fixing sleeves (5) are symmetrically arranged around the center of the bottom of the base body (1), the bottom end of the fixing sleeve (5) is provided with a thread groove, and the thread groove is in threaded connection with a first threaded rod (7) at the upper end of the base (6).

5. The leg muscle stretching trainer for physical education convenient for adjusting tightness according to claim 4, wherein the surface of the first threaded rod (7) is provided with a polygon prism, the bottom of the base (6) is provided with anti-skid patterns, and the base (6) is of a cylindrical structure.

6. The leg muscle stretching trainer for physical education for conveniently adjusting tightness according to claim 1, wherein the adjusting structure comprises: the connecting plate (18) is fixedly arranged at the tail part of the upper end of the rotating frame (16), a thread groove is formed in the surface of the connecting plate (18), the thread groove is in threaded fit with the second threaded rod (19), the tail end of the second threaded rod (19) is fixedly connected with the rotating handle (20), anti-slip threads are formed in the surface of the rotating handle (20), and the other end of the second threaded rod (19) is rotationally connected with the pushing plate (21).

7. The leg muscle stretching trainer for physical education convenient in adjusting tightness according to claim 6, wherein the upper end of the rotating frame (16) is provided with a sliding groove (23), the bottom of the pushing plate (21) is provided with a sliding block (22), the sliding block (22) is in sliding fit with the sliding groove (23), and the sliding groove (23) is consistent with a square sliding groove structure at the lower end of the rotating frame (16).

8. The leg muscle stretching trainer for physical education for conveniently adjusting tightness according to claim 1, wherein the adjusting structure comprises: and the electric telescopic rod is fixedly connected to the upper end of the rotating frame (16), and the other end of the electric telescopic rod is connected with the push plate (21).

9. The leg muscle stretching trainer for physical education convenient in adjusting tightness according to claim 1, wherein the push plate (21) is of a cuboid plate-shaped structure, an anti-slip pad is arranged on the surface of the push plate (21), and the push plate (21) is vertically arranged with the rotating frame (16).

10. The leg muscle stretching trainer for physical education convenient for adjusting tightness according to claim 1, wherein the inner sides of the first limiting piece (25) and the second limiting piece (26) are provided with arc grooves, and the surfaces of the arc grooves are provided with anti-slip pads, so that friction force with the lower leg is improved, and an anti-slip effect is achieved.