CN217187720U

CN217187720U - A supplementary trainer of shank for sports education

Info

Publication number: CN217187720U
Application number: CN202220312544.1U
Authority: CN
Inventors: 王军
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-02-16
Filing date: 2022-02-16
Publication date: 2022-08-16
Anticipated expiration: 2032-02-16

Abstract

The utility model relates to a sport equipment field discloses a shank training aid device for sports education, comprising a base plate, the top left side fixedly connected with frame plate of bottom plate, the top the place ahead and the equal rotation in rear of frame plate are connected with the support column, the cylinder middle part difference fixed connection of support column is at the bottom the place ahead and the rear of arm-chair, the bottom right side of arm-chair is rotated and is connected with the cardboard, the equal fixedly connected with slide bar of right-hand member of support column. The utility model discloses in, arrange its bottom in a certain draw-in groove through rotating the cardboard, adjustable device's inclination can provide the support and improve stability, can change the gliding stroke of slide pipe through rotating the thread bush, makes things convenient for different height crowds to use, goes into the balancing weight from the rear end cover of inserted bar, and the pull ring is driven the inserted bar through the spring and inserts the jack after the counter weight is accomplished to the pine, can effectively prevent the balancing weight slippage, has improved the security of device.

Description

A supplementary trainer of shank for sports education

Technical Field

The utility model relates to a sport equipment field especially relates to a shank training aid for sports education.

Background

Leg portion trainer is back-pedalling machine for the sports, the back leans on the back of back-pedalling machine, the leg is bent the knee forward, the foot supports on the baffle of back-pedalling machine, the dumbbell piece has been placed on the baffle, increase the weight of baffle, the position of placing of good foot is selected, the leg is done exercises forward, the baffle is along the guide bar motion on the back-pedalling machine, the leg straightens, then slowly retrieve the action, get back to the state that the nature was relaxed up to the leg, slowly retrieve the action after sending forth again, it is repeated many times, temper the leg.

Chinese patent document CN212262279U discloses a shank trainer for sports, relates to sports equipment technical field, this shank trainer for sports, including bottom plate, support and baffle, the top of bottom plate and the bottom swing joint of support, the side swing joint of support has the back, the bottom swing joint of support has first connecting rod, one side swing joint that the support was kept away from on the back surface has the second connecting rod, the spout has been seted up at the top of bottom plate, and the quantity of spout is two, the inner wall of spout and the surface swing joint of slider, and the quantity of slider is two, the top of two sliders respectively with the bottom swing joint of first connecting rod and second connecting rod. This patent is through setting up the second connecting rod, the slider, inserted bar and spring, in order to solve prior art, the back-pedal machine is when using for the training of present common sports motion shank, the back angle of back-pedal machine can't be adjusted, thereby lead to the comparatively inconvenient problem of back-pedal machine use, but its inconvenient slip stroke of adjusting the back-pedal machine, the shank that leads to different height crowds when taking exercise can't reach the most suitable degree of bending and stretching, influence exercise effect, the counter weight is fixed simultaneously, inconvenient nimble adjustment.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a leg auxiliary training device for sports education.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a leg auxiliary training device for physical education comprises a base plate, wherein a frame plate is fixedly connected to the left side of the top of the base plate, a support column is rotatably connected to the front side and the rear side of the top of the frame plate, the middle of a column body of the support column is fixedly connected to the front side and the rear side of the bottom of an arm-chair respectively, a clamping plate is rotatably connected to the right side of the bottom of the arm-chair, a slide rod is fixedly connected to the right end of the support column, a thread sleeve is screwed on the left side of the outer diameter of the slide rod, a slide pipe is slidably connected to the right side of the outer diameter of the slide rod, the top of the slide pipe is fixedly connected to the front side and the rear side of the bottom of a weight box respectively, an inserting rod is slidably connected to the front end of the weight box, the inner wall of the front end of the weight box is fixedly connected to one end of a spring, the right end of the slide rod is fixedly connected to the front side and the rear side of a limiting plate respectively, and the middle of the bottom of the limiting plate is rotatably connected with a connecting piece, the bottom end of the connecting piece is rotatably connected with a threaded pipe.

As a further description of the above technical solution:

a plurality of clamping grooves are uniformly formed in the middle of the top end of the bottom plate below the corresponding clamping plate.

As a further description of the above technical solution:

the equal fixed connection in the one end of support in the left end of slide, the equal fixedly connected with rubber baffle of the other end of support.

As a further description of the above technical solution:

and the left end of the weight box is fixedly connected with an anti-skid base plate.

As a further description of the above technical solution:

the front end fixedly connected with pull ring of inserted bar, the body of rod middle part sliding connection of inserted bar has a plurality of balancing weights.

As a further description of the above technical solution:

and a jack is arranged on the inner wall of the rear end of the weight box and corresponds to the rear part of the inserted rod.

As a further description of the above technical solution:

the other end of the spring is fixedly connected to the front end of the pressing plate, and the inner wall of the pressing plate is fixedly connected with the inserted rod.

As a further description of the above technical solution:

the bottom end of the threaded pipe is in threaded connection with a supporting block, and the bottom end of the supporting block is connected to the right side of the top end of the bottom plate in a sliding mode.

The utility model discloses following beneficial effect has:

1. the utility model discloses in, at first arrange its bottom in a certain draw-in groove through rotating the cardboard, then adjust its height and drive the arm-chair through rotating the screwed pipe and deflect, make the bottom of cardboard support the inner wall of draw-in groove, the angle modulation that can realize the integrated device can provide the support and improve stability, can change the gliding stroke of slide pipe through rotating the thread bush, make things convenient for different height crowds to use, promote the weight box through the both legs and slide on the slide bar, then reset through the action of gravity weight box, reciprocating operation can take exercise shank strength, it is more nimble to use.

2. The utility model discloses in, drive the inserted bar through the pulling pull ring and extract from the jack and drive the clamp plate simultaneously and compress the spring, then go into the balancing weight from the rear end cover of inserted bar, the pull ring is loosened after the counter weight is accomplished and is passed through the spring and drive the inserted bar and insert the jack, can effectively prevent the balancing weight slippage, has improved the security of device in the time of the weight of convenient adjustment weight box.

Drawings

Fig. 1 is a perspective view of a leg training aid for physical education according to the present invention;

fig. 2 is the utility model provides a weight box structure sketch map of a shank training aid device for sports education.

Illustration of the drawings:

1. a base plate; 2. a card slot; 3. clamping a plate; 4. a frame plate; 5. a chair; 6. a support pillar; 7. a threaded sleeve; 8. a rubber baffle; 9. a support; 10. a weight box; 11. a pull ring; 12. a limiting plate; 13. a connecting member; 14. a slide bar; 15. a threaded pipe; 16. a support block; 17. a spring; 18. pressing a plate; 19. a balancing weight; 20. inserting a rod; 21. a jack; 22. an anti-skid backing plate; 23. and (4) a sliding pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

Referring to fig. 1-2, the present invention provides an embodiment: a leg auxiliary training device for physical education comprises a base plate 1, a frame plate 4 is fixedly connected to the left side of the top end of the base plate 1, support columns 6 are respectively and rotatably connected to the front and the rear of the top end of the frame plate 4, the middle parts of the columns 6 are respectively and fixedly connected to the front and the rear of the bottom end of an arm-chair 5, a clamping plate 3 is rotatably connected to the right side of the bottom end of the arm-chair 5, slide rods 14 are respectively and fixedly connected to the right ends of the support columns 6, threaded sleeves 7 are respectively and rotatably connected to the left sides of the outer diameters of the slide rods 14, slide pipes 23 are respectively and slidably connected to the right sides of the outer diameters of the slide rods 14, the tops of the slide pipes 23 are respectively and fixedly connected to the front and the rear of the bottom end of a weight box 10, an inserted rod 20 is slidably connected to the front end of the weight box 10, the inner wall of the front end of the weight box 10 is fixedly connected to one end of a spring 17, the right ends of the slide rods 14 are respectively and fixedly connected to the front and the rear of the left end of a limiting plate 12, a connecting piece 13 is rotatably connected to the middle part of the bottom end of the limiting plate 12, the bottom of connecting piece 13 is rotated and is connected with screwed pipe 15, arrange its bottom in certain draw-in groove 2 through rotating cardboard 3, then adjust its height and drive arm-chair 5 through rotating screwed pipe 15 and deflect, make the bottom of cardboard 3 support the inner wall of draw-in groove 2, can realize the angle modulation of integrated device and can provide the support and improve stability, can change the gliding stroke of slide pipe 23 through rotating thread bush 7, make things convenient for different height crowds to use.

A plurality of clamping grooves 2 are uniformly arranged at the middle part of the top end of the bottom plate 1 corresponding to the lower part of the clamping plate 3, the left end of a sliding pipe 23 is fixedly connected with one end of a support 9, the other end of the support 9 is fixedly connected with a rubber baffle 8, the inner wall of the sliding pipe 23 is prevented from contacting with the thread part of a sliding rod 14 by the support 9 and is buffered by the rubber baffle 8, the left end of a weight box 10 is fixedly connected with an anti-skidding backing plate 22, the front end of the inserting rod 20 is fixedly connected with a pull ring 11, the middle part of the rod body of the inserting rod 20 is slidably connected with a plurality of balancing weights 19, the inner wall of the rear end of the weight box 10 is provided with an inserting hole 21 corresponding to the rear part of the inserting rod 20, the other end of a spring 17 is fixedly connected with the front end of a pressing plate 18, the inner wall of the pressing plate 18 is fixedly connected with the inserting rod 20, the inserting rod 20 is driven by pulling the pull ring 11 to pull out the inserting rod 20 from the inserting hole 21 and simultaneously drive the pressing plate 18 to compress the spring 17, and then the balancing weights 19 are sleeved in the rear end of the inserting rod 20, after the balance weight is finished, the pull ring 11 is loosened, the inserted rod 20 is driven by the spring 17 to be inserted into the insertion hole 21, and the balance weight 19 can be effectively prevented from slipping. The bottom end of the threaded pipe 15 is in threaded connection with a supporting block 16, and the bottom end of the supporting block 16 is slidably connected to the right side of the top end of the bottom plate 1.

The working principle is as follows: firstly, the bottom of a clamping plate 3 is arranged in a clamping groove 2 by rotating the clamping plate, then the height of the clamping plate 3 is adjusted by rotating a threaded pipe 15 and a armchair 5 is driven to deflect, so that the bottom of the clamping plate 3 is abutted against the inner wall of the clamping groove 2, the angle adjustment of the whole device can be realized and the support and the stability can be improved, the sliding stroke of a sliding pipe 23 can be changed by rotating a threaded sleeve 7, the use of people with different heights is facilitated, a weight box 10 is pushed to slide on a sliding rod 14 by two legs, then the weight box 10 is reset by the action of gravity, the leg strength can be exercised by reciprocating operation, the use is more flexible, an inserting rod 20 is driven by pulling a pull ring 11 to be pulled out from an inserting hole 21 and simultaneously a pressing plate 18 is driven to compress a spring 17, then a balancing weight 19 is sleeved in the rear end of the inserting rod 20, the pull ring 11 is loosened after the balancing weight is finished, the inserting rod 20 is driven by the spring 17 to be inserted into the inserting hole 21, and the balancing weight 19 can be effectively prevented from slipping, the weight of the weight box 10 is convenient to adjust, and meanwhile the safety of the device is improved.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. A leg training aid for sports education, comprising a base plate (1), characterized in that: the utility model discloses a chair with the adjustable height, including bottom plate (1), the top left side fixedly connected with frame plate (4) of bottom plate (1), the top the place ahead and the rear of frame plate (4) all rotate and be connected with support column (6), the cylinder middle part of support column (6) is fixed connection respectively in the bottom the place ahead and the rear of arm-chair (5), the bottom right side of arm-chair (5) rotates and is connected with cardboard (3), the right-hand member of support column (6) all fixedly connected with slide bar (14), the external diameter left side of slide bar (14) all has threaded sleeve (7), the external diameter right side of slide bar (14) all has sliding tube (23) of sliding connection, the top of sliding tube (23) is respectively fixedly connected in the bottom the place ahead and the rear of weight box (10), the front end sliding connection of weight box (10) has inserted bar (20), the front end inner wall fixed connection of weight box (10) is in the one end of spring (17), the right-hand member of slide bar (14) is fixed connection respectively in the left end the place ahead and the rear of limiting plate (12), the bottom middle part of limiting plate (12) rotates and is connected with connecting piece (13), the bottom of connecting piece (13) rotates and is connected with screwed pipe (15).

2. A leg training aid for sports education as claimed in claim 1, wherein: the middle part of the top end of the bottom plate (1) is uniformly provided with a plurality of clamping grooves (2) corresponding to the lower part of the clamping plate (3).

3. A leg training aid for sports education as claimed in claim 1, wherein: the equal fixed connection in one end of support (9) of left end of slide (23), the equal fixedly connected with rubber baffle (8) of the other end of support (9).

4. A leg training aid for sports education as claimed in claim 1, wherein: and an anti-skid base plate (22) is fixedly connected to the left end of the weight box (10).

5. A leg training aid for sports education as claimed in claim 1, wherein: the front end of the inserted bar (20) is fixedly connected with a pull ring (11), and the middle part of the body of the inserted bar (20) is connected with a plurality of balancing weights (19) in a sliding manner.

6. A leg training aid for sports education as claimed in claim 1, wherein: and a jack (21) is arranged on the inner wall of the rear end of the weight box (10) corresponding to the rear part of the inserted rod (20).

7. A leg training aid for sports education as claimed in claim 1, wherein: the other end of the spring (17) is fixedly connected to the front end of the pressing plate (18), and the inner wall of the pressing plate (18) is fixedly connected with the inserted rod (20).

8. A leg training aid for sports education as claimed in claim 1, wherein: the bottom end of the threaded pipe (15) is in threaded connection with a supporting block (16), and the bottom end of the supporting block (16) is connected to the right side of the top end of the bottom plate (1) in a sliding mode.