CN211215228U

CN211215228U - A multi-functional loose leg device for sports teaching

Info

Publication number: CN211215228U
Application number: CN201922223729.6U
Authority: CN
Inventors: 张建新
Original assignee: Liaoning Institute Of Science And Engineering
Current assignee: Liaoning Institute Of Science And Engineering
Priority date: 2019-12-12
Filing date: 2019-12-12
Publication date: 2020-08-11
Anticipated expiration: 2029-12-12

Abstract

The utility model discloses a multi-functional loose leg device for sports teaching, including the backing plate, both ends all set up first rod cover perpendicularly about the backing plate upper surface intermediate position, the bracing piece has been set up of first rod cover upper end liftable, it is provided with the slide to slide between the slide bar of two upper end of support settings, the pot head is equipped with the head rod under two second rod covers of slide lower surface symmetry installation, be connected with connecting spring between the hole bottom of the upper end of head rod and second rod cover, be connected with the second connecting rod between the lower extreme of two head rods, compared with the prior art, the beneficial effects of the utility model are that: after the user lies on the backing plate, through the regulation to the cylinder height realized the regulation of spring to the pressure of cylinder, just also realized the cylinder to the adjustment of shank pressing force, rethread pull rod pulling slide drives the roll of cylinder at user's shank, can make things convenient for quick realization to the massage of user's shank, can guarantee again that the massage presses the pressure degree.

Description

A multi-functional loose leg device for sports teaching

Technical Field

The utility model relates to a sports teaching apparatus technical field specifically is a multi-functional loose leg device for sports teaching.

Background

At present, when training and teaching of sports professionals of colleges, students are strong in specialty and high in physical quality, items with high training strength are often set, warm-up movement is needed before training, relaxing movement such as leg loosening is needed after high-strength training of track and field, leg pressure can be relieved, fatigue is relieved, the existing leg loosening mode mainly comprises the step of pressing the legs with feet or the step of loosening the legs in a knocking mode, two persons are needed to be matched for rotation, on one hand, the method consumes more strength, the training is very difficult for the students who finish the training, on the other hand, the pressing mode is used for loosening the legs to control poor strength due to large weight of the persons, leg muscle of the students is prone to being pulled, and therefore the multifunctional leg loosening device for teaching and sports is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multi-functional loose leg device for sports teaching to solve the problem that proposes among the above-mentioned background art.

The technical scheme of the utility model is realized like this: a multifunctional leg loosening device for physical education comprises a base plate, wherein a first rod sleeve is vertically arranged at the left end and the right end of the middle position of the upper surface of the base plate, a blind hole is formed in the upper end of the first rod sleeve, the lower end of a supporting rod is sleeved in a sleeve hole in the upper end of the first rod sleeve, a plurality of threaded through holes are formed in the lower end of the supporting rod at equal intervals, a connecting bolt is arranged on the side surface of the upper end of the first rod sleeve, the connecting bolt penetrates through the side surface of the upper end of the first rod sleeve to be screwed in the threaded through holes, sliding rods horizontally arranged along the front and rear directions of the base plate are arranged at the upper end of the supporting rod, a sliding groove is formed in the inner side surface of each sliding rod, a sliding plate is; the rear end of slide still horizontal installation has the pull rod of T shape, and the user can drive the slide through the pull rod and slide around, two second pole covers are installed to the lower surface symmetry of slide, and the lower extreme of second pole cover is provided with the blind hole, the downthehole cover of lower extreme cover of second pole cover is equipped with the head rod, be connected with coupling spring, two between the hole bottom of the upper end of head rod and second pole cover be connected with the second connecting rod between the lower extreme of head rod, the position level of second connecting rod, the intermediate position cover of second connecting rod is equipped with the cylinder, the cylinder is provided with the foam blanket outward.

Preferably, the lower end of the first rod sleeve is mounted on a horizontal part of the connecting folded plate, and a vertical part of the connecting folded plate is mounted on the side surface of the backing plate through a fixing bolt; the side of backing plate has seted up a plurality of screw thread blind hole from the past to the back, fixing bolt passes behind the vertical part of connecting the folded plate spiro union in the screw thread blind hole, passes through fixing bolt and connects the folded plate spiro union in the screw thread blind hole of difference, makes the different positions that the folded plate can be installed at the backing plate side of connecting, makes the position of first pole cover on the backing plate obtain adjusting, and the leg loosening device of being convenient for relaxes the massage to the different positions of user's health.

Preferably, the upper surface of backing plate still is provided with the rubber pad, increases the comfort level that the backing plate upper surface was lain on for sleeping in.

Preferably, the second connecting rods positioned at two sides of the roller are provided with limiting rings, and the two limiting rings can limit the position of the roller on the second connecting rods in a moving way.

Preferably, both ends of the sliding plate are arc-shaped surfaces, so that the sliding plate can smoothly slide in the sliding groove.

Compared with the prior art, the beneficial effects of the utility model are that: the left end and the right end of the middle position of the upper surface of the base plate are both vertically provided with a first rod sleeve, the lower end of the supporting rod is sleeved in a sleeve hole at the upper end of the first rod sleeve, the lower end of the supporting rod is provided with a plurality of threaded through holes at equal intervals, and the connecting bolt penetrates through the side surface of the upper end of the first rod sleeve and is screwed in the threaded through holes; the connecting bolt penetrates through the first rod sleeve and is in threaded connection with different threaded through holes, so that the supporting rod is lifted in the first rod sleeve, and the height of the roller can be adjusted to adapt to trainers with different body types;

the inner side surfaces of the sliding rods which are horizontally arranged along the front-back direction of the backing plate and are installed at the upper end of the supporting rod are provided with sliding grooves, a sliding plate is arranged between the two sliding rods in a sliding mode through the sliding grooves, the sliding plate can drive the roller to move back and forth through the front-back sliding between the two sliding rods, the roller can roll on the legs of a user, and the massage and relaxation effects are achieved;

the lower ends of two second rod sleeves symmetrically arranged on the lower surface of the sliding plate are sleeved with first connecting rods, connecting springs are connected between the upper ends of the first connecting rods and the bottoms of the holes of the second rod sleeves, second connecting rods are connected between the lower ends of the two first connecting rods, and foam layers are arranged outside the rollers sleeved at the middle positions of the second connecting rods; when the leg loosening massage is carried out, the roller rolls on the leg of the user, the downward pressure of the connecting spring acts on the leg of the user through the roller, the effect of relaxing massage is realized, and the elastic buffer of the connecting spring can also play a role of protecting the massage part;

in a comprehensive view, after a user lies on the base plate, the pressure of the roller is adjusted by the spring through adjusting the height of the roller, so that the pressing force of the roller on legs is adjusted, and the roller is pulled by the pull rod to drive the roller to roll on the legs of the user, so that the leg massage can be conveniently and quickly realized, and the pressing force of the massage can be ensured.

Drawings

Fig. 1 is a front view of the present invention;

fig. 2 is a front view structural section view of the present invention;

fig. 3 is a top view of the present invention;

fig. 4 is a side view of the present invention.

In the figure: 1. the base plate comprises a base plate body, 101, a threaded blind hole, 2, a first rod sleeve, 3, a supporting rod, 301, a threaded through hole, 4, a connecting bolt, 5, a connecting folded plate, 6, a fixing bolt, 7, a sliding rod, 701, a sliding groove, 8, a sliding plate, 9, a second rod sleeve, 10, a first connecting rod, 11, a connecting spring, 12, a second connecting rod, 13, a roller, 14, a foam layer, 15, a limiting ring, 16, a pull rod, 17 and a rubber pad.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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 work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a multifunctional leg loosening device for physical education teaching comprises a base plate 1, wherein a rubber pad 17 is arranged on the upper surface of the base plate 1, so that the lying comfort level of the upper surface of the base plate 1 is improved; the left end and the right end of the middle position of the upper surface of the base plate 1 are both vertically provided with a first rod sleeve 2, and the upper end of the first rod sleeve 2 is provided with a blind hole; the lower end of the first rod sleeve 2 is arranged on the horizontal part of a connecting folded plate 5, and the vertical part of the connecting folded plate 5 is arranged on the side surface of the cushion plate 1 through a fixing bolt 6; the side surface of the base plate 1 is provided with a plurality of threaded blind holes 101 from front to back, the fixing bolt 6 penetrates through the vertical part of the connecting folded plate 5 and then is in threaded connection with the threaded blind holes 101, the fixing bolt 6 penetrates through the connecting folded plate 5 and is in threaded connection with different threaded blind holes 101, so that the connecting folded plate 5 can be arranged at different positions on the side surface of the base plate 1, the position of the first rod sleeve 2 on the base plate 1 is adjusted, and the leg loosening device can relax and massage different parts of the body of a user conveniently; the lower end of a support rod 3 is sleeved in a sleeve hole at the upper end of the first rod sleeve 2, a plurality of threaded through holes 301 are formed in the lower end of the support rod 3 at equal intervals, a connecting bolt 4 is arranged on the side surface of the upper end of the first rod sleeve 2, the connecting bolt 4 penetrates through the side surface of the upper end of the first rod sleeve 2 and is screwed in the threaded through holes 301, the connecting bolt 4 penetrates through the first rod sleeve 2 and is screwed in different threaded through holes 101, so that the support rod 3 is lifted in the first rod sleeve 2, and the height of the roller 13 can be adjusted to adapt to trainers with different body types; the upper end of the supporting rod 3 is provided with a sliding rod 7 horizontally arranged along the front-back direction of the base plate 1, a sliding groove 701 is formed along the inner side surface of the sliding rod 7, a sliding plate 8 is arranged between the two sliding rods 7 in a sliding manner, two ends of the sliding plate 8 are connected in the sliding groove 701 in a sliding manner, two ends of the sliding plate 8 are arc-shaped surfaces, and the sliding plate 8 can slide in the sliding groove 701 smoothly; the sliding plate 8 can drive the roller 13 to move back and forth by sliding back and forth between the two sliding rods 7, so that the roller 13 rolls on the legs of a user to achieve the effect of massage and relaxation; a T-shaped pull rod 16 is horizontally arranged at the rear end of the sliding plate 8, a user can drive the sliding plate 8 to slide back and forth through the pull rod 16, two second rod sleeves 9 are symmetrically arranged on the lower surface of the sliding plate 8, blind holes are arranged at the lower ends of the second rod sleeves 9, a first connecting rod 10 is sleeved in a lower end sleeve hole of the second rod sleeve 9, a connecting spring 11 is connected between the upper end of the first connecting rod 10 and the bottom of the hole of the second rod sleeve 9, a second connecting rod 12 is connected between the lower ends of the two first connecting rods 10, the position of the second connecting rod 12 is horizontal, a roller 13 is sleeved at the middle position of the second connecting rod 12, limiting rings 15 are arranged on the second connecting rod 12 positioned at two sides of the roller 13, the two limiting rings 15 can limit the position of the roller 13 on the second connecting rod 12 in a moving way, a foam layer 14 is arranged outside the roller 13, and the foam layer 14 is made of PVC foaming material; when the leg loosening massage is carried out, the roller 13 rolls on the leg of the user, the downward pressure of the connecting spring 11 acts on the leg of the user through the roller 13, the effect of relaxing massage is achieved, and the elastic buffering of the connecting spring 11 can also play a role of protecting the massage part.

The working principle is as follows: the utility model discloses when using, the user lies prone on backing plate 1, make the shank be located the below of cylinder 13, it is fixed through fixing bolt 6 through the position adjustment of bracing piece 3 in first rod cover 2, realize the altitude mixture control of cylinder 13, make cylinder 13 and user's shank contact, and through connecting spring 11 decurrent pressure effect in user's shank, realize pressing down to shank muscle, drive cylinder 13 through pulling pull rod 16 and roll at user's shank, realized relaxing the effect of massage.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. 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.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a multi-functional loose leg device for sports teaching, includes backing plate (1), its characterized in that: the left end and the right end of the middle position of the upper surface of the base plate (1) are vertically provided with first rod sleeves (2), the lower ends of the support rods (3) are sleeved in sleeve holes in the upper ends of the first rod sleeves (2), the lower ends of the support rods (3) are provided with a plurality of threaded through holes (301) at equal intervals, the side surface of the upper end of each first rod sleeve (2) is provided with a connecting bolt (4), the connecting bolt (4) penetrates through the side surface of the upper end of each first rod sleeve (2) to be screwed in the threaded through holes (301), the upper end of each support rod (3) is provided with a slide rod (7) horizontally arranged along the front-back direction of the base plate (1), a sliding groove (701) is formed along the inner side surface of each slide rod (7), a sliding plate (8) is arranged between the two slide rods (7) in a sliding way; the rear end of slide (8) still horizontal installation has pull rod (16) of T shape, two second rod cover (9) are installed to the lower surface symmetry of slide (8), the downthehole cover of lower extreme cover of second rod cover (9) is equipped with head rod (10), be connected with between the upper end of head rod (10) and the hole bottom of second rod cover (9) connecting spring (11), two be connected with second connecting rod (12) between the lower extreme of head rod (10), the intermediate position cover of second connecting rod (12) is equipped with cylinder (13), cylinder (13) are provided with foam layer (14) outward.

2. A multi-functional leg-loosening device for athletic teaching as claimed in claim 1, wherein: the lower end of the first rod sleeve (2) is arranged on the horizontal part of the connecting folded plate (5), and the vertical part of the connecting folded plate (5) is arranged on the side surface of the cushion plate (1) through a fixing bolt (6); a plurality of threaded blind holes (101) are formed in the side face of the base plate (1) from front to back, and the fixing bolt (6) penetrates through the vertical portion of the connecting folded plate (5) and then is screwed into the threaded blind holes (101).

3. A multifunctional leg loosening device for sports teaching according to claim 1 or 2, wherein: the upper surface of the backing plate (1) is also provided with a rubber pad (17).

4. A multi-functional leg-loosening device for athletic teaching as claimed in claim 1, wherein: and the second connecting rods (12) positioned at two sides of the roller (13) are provided with limiting rings (15).

5. A multi-functional leg-loosening device for athletic teaching as claimed in claim 1, wherein: the two ends of the sliding plate (8) are arc-shaped surfaces.