CN209865172U - Adjustable leg pressing equipment for physical education teaching - Google Patents

Abstract

The utility model provides a leg pressing equipment is used in sports teaching with adjustable, the on-line screen storage device comprises a base, the equal fixed mounting curb plate in both ends upper portion about the base, be equipped with several evenly distributed's backing roll between two curb plates, both ends all are equipped with the riser around the backing roll, vertical rectangular recess is all seted up to the tip position of the pivot of the medial surface corresponding backing roll of two risers, inside the rectangular recess that corresponds is all inserted to the tip of the pivot of backing roll, the bottom all is through first spring fixed connection in the pivot tip of backing roll and the rectangular recess that corresponds, the articulated upper end of connecting the montant in the middle of the riser bottom, department is connected through the elasticity telescopic link is articulated with the riser rear end bottom that corresponds in. The utility model discloses use in the sports teaching, guaranteed the safety that the student took exercise, caused the drawback of pressing the pain sense when having avoided heel rear end or achilles tendon position training through the design of first spring, played the guard action to training person's achilles tendon.

Description

Adjustable leg pressing equipment for physical education teaching

Technical Field

The utility model belongs to the technical field of sports equipment, specifically speaking is a leg pressing equipment is used in sports teaching with adjustable.

Background

At present, some sports training projects need to stretch limbs before training, so that the phenomenon that the limbs are pulled and injured and the like in the training process is prevented, particularly leg training of such sports projects as martial arts and gymnastics needs to be realized by pressing the legs, so that leg pressing instruments are used for leg pressing of the sports training or limb stretching before movement, but no special instrument is available at present and is generally carried out by horizontal bar assistance, but the height of a horizontal bar is fixed and cannot be adjusted, so that the requirements of different trainers cannot be met; or the leg pressing is carried out on a leg pressing training frame with a plurality of cross beams, and the leg can be placed at a proper position according to the requirement by the device, but the device has high cost and low practical value. Meanwhile, the contact surface between the rod used for pressing the legs and the legs of the human body is generally a cylindrical surface, so that the contact area of the heel rear end or the heel legs of the exerciser on the horizontal bar is small, the exerciser has no elasticity, the heel rear end or the heel keys have pressure pain feeling when pressing the legs forcefully, the exercise effect of the flexibility of the rear sides of the legs of the exerciser is directly influenced, and the pain is brought to the exerciser. In addition, there is not auxiliary component near leg pressing device, and the easy shift position of single leg that the first leg pressing stood still need be raised just can realize stretching the leg when trading the leg like this, and inconvenient leg of trading is difficult to laminate the radian of shank and the ankle department of heel to traditional leg pressing device, is difficult to play the guard action to the person of training achilles tendon.

SUMMERY OF THE UTILITY MODEL

The utility model provides a leg pressing equipment is used in sports teaching with adjustable for solve the defect among the prior art.

The utility model discloses a following technical scheme realizes:

the utility model provides a leg pressing equipment is used in sports teaching with adjustable, the on-line screen storage device comprises a base, the equal fixed mounting curb plate in both ends upper portion about the base, be equipped with several evenly distributed's backing roll between two curb plates, both ends all are equipped with the riser around the backing roll, vertical rectangular recess is all seted up to the tip position of the pivot of the medial surface corresponding backing roll of two risers, inside the rectangular recess that corresponds is all inserted to the tip of the pivot of backing roll, the bottom all is through first spring fixed connection in the pivot tip of backing roll and the rectangular recess that corresponds, the articulated upper end of connecting the montant in the middle of the riser bottom, department is connected through elasticity telescopic link is articulated with the riser rear end bottom that corresponds in the middle of the rear side of montant, the montant all is connected with the curb plate.

As above, sports teaching is with leg pressing equipment with adjustable, high adjusting device include two inserted bars, two first through-holes are all seted up to the curb plate side, in the inserted bar inserted the first through-hole that corresponds, evenly distributed's second through-hole about the several was seted up to the montant inboard, the distance between two adjacent second through-holes equals with the distance between two first through-holes, inside the inner of inserted bar inserted the second through-hole that corresponds.

The adjustable leg pressing equipment for physical education is characterized in that the supporting rollers are connected through a belt.

According to the adjustable leg pressing equipment for physical education teaching, the outer ends of the two inserted rods of the height adjusting device are fixedly connected through the connecting rod.

According to the leg pressing equipment for adjustable physical education, the inner side of each connecting rod is fixedly connected with the corresponding side plate through the second spring.

According to the adjustable leg pressing equipment for physical education teaching, the side plates are fixedly provided with the handrails close to the front side and close to the upper ends.

According to the adjustable leg pressing equipment for physical education teaching, the upper part of the rear side of the base is provided with the balancing weight.

The utility model has the advantages that: the utility model has simple structure, can help the trainer more comfortable when pressing legs, is convenient to use, the trainer puts the shank part and the ankle part on the upper part of the supporting roller between two vertical plates, the plurality of supporting rollers support the shank part and the ankle part, the plurality of first springs are compressed, the vertical plates rotate a certain angle around the hinged part of the bottom and the vertical rod to ensure that the front ends of the vertical plates incline downwards, the top parts of the plurality of supporting rollers are all attached with the shank part and the ankle part, the compressed degrees of the different first springs are different at the moment, the integral upper part consisting of the plurality of supporting rollers forms the most proper radian for attaching the shank part and the ankle part, the shank part and the ankle part of the trainer can obtain good support, the height of the vertical plates can be adjusted through the height adjusting device, thereby the supporting rollers are adjusted to the proper height, the trainer only needs to take off the legs when taking off the legs, the legs can take off the legs, needn't still raise the leg just can take off when using traditional leg pressing device, it is more convenient that this design can help the training person to trade the leg, and leg pressing training accomplishes the angle automatic re-setting that back elasticity telescopic link can make the riser, the utility model discloses use in the adaptable physical education, guaranteed the safety that the student took exercise, caused the drawback of pressing the pain sense when having avoided heel rear end or achilles tendon position training through the design of first spring, played the guard action to training person's achilles tendon.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.

Fig. 1 is a schematic structural diagram of the present invention; fig. 2 is a side view of fig. 1.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The utility model provides a leg pressing equipment is used in sports teaching with adjustable, as shown in the figure, including base 1, the equal fixed mounting curb plate in both ends upper portion 2 about base 1, be equipped with several evenly distributed's backing roll 3 between two curb plates 2, both ends all are equipped with riser 4 around backing roll 3, vertical rectangular recess 5 is all seted up to the tip position of the corresponding pivot of two riser 4's medial surface corresponding backing roll 3, the tip of the pivot of backing roll 3 all inserts inside corresponding rectangular recess 5, the bottom all is through 6 fixed connection of first spring in the pivot tip of backing roll 3 and the rectangular recess 5 that corresponds, articulated upper end of connecting montant 7 in the middle of riser 4 bottoms, department and the 4 rear end bottoms of the corresponding riser are connected through elasticity telescopic link 8 is articulated in the middle of the rear side of montant 7, montant 7 all is connected with curb plate 2 through high adjusting device, pass through diaphragm fixed connection between two riser 4. The utility model has simple structure, can help the trainer more comfortable when pressing legs, is convenient to use, the trainer puts the shank part and the ankle part on the upper part of the supporting roller 3 between the two vertical plates 4, the plurality of supporting rollers 3 support the shank part and the ankle part, the plurality of first springs 6 are compressed, the vertical plates 4 rotate a certain angle around the hinged part of the bottom and the vertical rod 7 to ensure that the front ends of the vertical plates are inclined downwards, the top parts of the plurality of supporting rollers 3 are all attached with the shank part and the ankle part, the compressed degrees of the different first springs 6 are different at the moment, the integral upper part consisting of the plurality of supporting rollers 3 forms the most proper radian for attaching the shank part and the ankle part, the shank part and the ankle part of the trainer can obtain good support, the height of the vertical plates 4 can be adjusted through the height adjusting device, thereby adjusting the supporting rollers 3 to the proper height, the trainer only needs to take the, can take off the leg more light under backing roll 3, needn't still raise the leg just can take off like using traditional leg pressing device, it is more convenient that this design can help the training person to trade the leg, and leg pressing training accomplishes the back elasticity telescopic link 8 and can make riser 4's angle automatic re-setting, the utility model discloses use in the adaptable physical education, guaranteed the safety that the student took exercise, caused the drawback of pressing the pain sense when having avoided heel rear end or achilles tendon position training through the design of first spring, play the guard action to training person's achilles tendon.

Specifically, as shown in the figures, the height adjusting device described in this embodiment includes two insert rods 9, two first through holes 10 are all opened on the side of the side plate 2, the insert rods 9 are inserted into the corresponding first through holes 10, a plurality of second through holes 11 are opened on the inner side of the vertical rod 7, the distance between two adjacent second through holes 11 is equal to the distance between two first through holes 10, and the inner end of the insert rod 9 is inserted into the corresponding second through hole 11. The height of the corresponding vertical rod 7 can be fixed through the two inserting rods 9, and the height of the vertical rod 7 can be adjusted through the inserting connection of the inserting rods 9 and different second through holes 11.

Specifically, as shown in the figure, the plurality of support rollers 3 according to the present embodiment are connected by a belt 12. The user takes the ankle on belt 12 when pressing the leg, supports ankle department through belt 12, and the pressure that user's ankle bore is more even, and the oppression is felt littleer, and is more comfortable.

Further, as shown in the drawings, the outer ends of the two inserted rods 9 of the height adjusting device according to the embodiment are fixedly connected through a connecting rod 13. The two inserting rods 9 are connected, the two inserting rods 9 can be drawn out from the second through holes 11 at the same time, and the height can be adjusted more conveniently.

Furthermore, as shown in the drawings, the inner side of the connecting rod 13 and the corresponding side plate are fixedly connected through a second spring 14. The inserting stability of the inserting rod 9 and the corresponding second through hole 11 can be guaranteed through the pulling force of the second spring 14, and the danger of a trainer caused by the fact that the inserting rod 9 automatically falls off in the using process is avoided.

Further, as shown in the drawings, the side plates 2 of the present embodiment are fixedly mounted with armrests 15 near the front side and near the upper ends. The user can grasp the handrail 15 during training, the stability of the body is ensured when pressing the legs, and the training safety is improved.

Further, as shown in the figure, a weight block 16 is disposed at the upper portion of the rear side of the base 1 according to the embodiment. Can improve through this design the utility model discloses a stability appears rocking when avoiding the user leg pressing, improves the security.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims (7)

1. The utility model provides a leg pressing equipment is used in sports teaching with adjustable which characterized in that: comprises a base (1), side plates (2) are fixedly installed on the upper portions of the left end and the right end of the base (1), a plurality of evenly distributed supporting rollers (3) are arranged between the two side plates (2), vertical plates (4) are arranged at the front end and the rear end of each supporting roller (3), the end portions of the inner side surfaces of the two vertical plates (4) corresponding to the end portions of the rotating shafts of the supporting rollers (3) are provided with vertical strip-shaped grooves (5), the end portions of the rotating shafts of the supporting rollers (3) are inserted into the corresponding strip-shaped grooves (5), the bottom portions of the rotating shafts of the supporting rollers (3) and the corresponding strip-shaped grooves (5) are fixedly connected through first springs (6), the middle portions of the bottom portions of the vertical plates (4) are hinged and connected with the upper ends of vertical rods (7), the middle portions of the rear sides of the vertical rods (7) are hinged and connected with the bottom portions of the rear ends of the corresponding, the lower ends of the two vertical plates (4) are fixedly connected through a transverse plate.

2. The adjustable leg pressing device for physical education as claimed in claim 1, wherein: the height adjusting device comprises two inserting rods (9), two first through holes (10) are formed in the side faces of the side plates (2), the inserting rods (9) are inserted into the corresponding first through holes (10), the inner sides of the vertical rods (7) are provided with second through holes (11) which are uniformly distributed from top to bottom in a plurality of positions, the distance between every two adjacent second through holes (11) is equal to the distance between every two first through holes (10), and the inner ends of the inserting rods (9) are inserted into the corresponding second through holes (11).

3. The adjustable leg pressing device for physical education as claimed in claim 1, wherein: the supporting rollers (3) are connected through a belt (12).

4. The adjustable leg pressing device for physical education as claimed in claim 2, wherein: the outer ends of two inserted rods (9) of the height adjusting device are fixedly connected through a connecting rod (13).

5. The adjustable leg pressing device for physical education as claimed in claim 4, wherein: the inner sides of the connecting rods (13) are fixedly connected with the corresponding side plates through second springs (14).

6. The adjustable leg pressing device for physical education as claimed in claim 1, wherein: the side plates (2) are fixedly provided with armrests (15) close to the front side and close to the upper ends.

7. The adjustable leg pressing device for physical education as claimed in claim 1, wherein: the upper part of the rear side of the base (1) is provided with a balancing weight (16).