CN215609111U

CN215609111U - Lower limb explosive force diathesis exerciser

Info

Publication number: CN215609111U
Application number: CN202121470574.7U
Authority: CN
Inventors: 崔冬雪; 芦晓伟; 卢爱国
Original assignee: Hebei Normal University
Current assignee: Hebei Normal University
Priority date: 2021-06-30
Filing date: 2021-06-30
Publication date: 2022-01-25
Anticipated expiration: 2031-06-30

Abstract

A lower limb explosive power quality trainer comprises a training frame and an obstacle bracket; the exercise rack comprises a base, wherein two stand columns which are parallel to each other are fixedly arranged on the base, a plurality of insertion holes are formed in the stand columns from top to bottom, each stand column is sleeved with a sliding sleeve capable of moving up and down, a first through hole is formed in the outer side surface of each sliding sleeve, a spring jackscrew is fixedly connected to each sliding sleeve, and a pedal plate is arranged between the two stand columns; the barrier support is arranged right in front of the exercise rack and comprises a sub-support and a cross rod, the sub-support comprises a base plate and a support column, and a plurality of transverse stop rods are arranged on the support column; the cross rods are placed on the two stop rods of the two branch brackets at the same height. The lower limb explosive power quality trainer is convenient to use, and can effectively and rapidly develop and improve the lower limb explosive power quality of a trainee.

Description

Lower limb explosive force diathesis exerciser

Technical Field

The utility model belongs to the technical field of physical quality training instruments, and particularly relates to a lower limb explosive force quality trainer.

Background

From the viewpoint of sports, the quality of the explosive force of the lower limbs of players plays a very important and common role in many sports, such as the jumping and starting action in ball games like basketball, volleyball, football, etc., the jumping and throwing events in track and field sports, etc. Through training on this quality, it was found that: the practice apparatus in this aspect is few, and is usually realized by barbell training, which not only has poor training effect, but also is easy to cause sports injury. Therefore, there is a need for a lower limb explosive diathesis exerciser.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a lower limb explosive power quality trainer, which solves the problems in the background technology.

In order to achieve the purpose, the technical scheme adopted by the utility model is as follows: a lower limb explosive power quality trainer comprises a training frame and an obstacle bracket;

the exercise rack comprises a base, wherein two stand columns which are parallel to each other are fixedly arranged on the base, a plurality of insertion holes are formed in the stand columns from top to bottom, each stand column is sleeved with a sliding sleeve which can move up and down, a first through hole is formed in the outer side surface of each sliding sleeve, a spring jackscrew is fixedly connected to each sliding sleeve and can be inserted into the first through hole and the insertion hole simultaneously, a pedal plate is arranged between the two stand columns, and the pedal plate is fixedly connected with the sliding sleeves;

the barrier support is arranged right in front of the exercise rack and comprises two branch supports and cross rods, each branch support comprises a base plate and a support column, the base plate is arranged on the ground, the support columns are vertically and fixedly arranged on the base plate, and the support columns are provided with a plurality of transverse stop rods; the cross rods are placed on the two stop rods of the two branch brackets at the same height.

On the basis of the scheme, as a preferred scheme of the scheme, the base is further fixedly provided with two parallel supporting rods, the upper ends of the supporting rods are fixedly connected with the upper ends of the stand columns, and a plurality of ladders are fixedly arranged between the two supporting rods.

On the basis of the scheme and as a preferable scheme of the scheme, the upper part of the handrail is provided with a horizontal section, and the tail end of the horizontal section is fixedly connected with the upright post.

On the basis of the scheme and as a preferable scheme of the scheme, the spring jackscrew comprises a plug bush, a plug pin and a compression spring; the plug bush is fixedly connected with the sliding sleeve, a second through hole coaxial with the first through hole is formed in the plug bush, and the second through hole is a stepped hole; the plug pin comprises a head part, a neck part and an insertion part, the head part is positioned outside the plug bush, the neck part is positioned in the second through hole, the diameters of the head part and the insertion part are larger than those of the neck part, and the insertion part can extend into the jack, the first through hole and the second through hole; the compression spring is located in the second through hole, the compression spring is sleeved on the neck, one end of the compression spring is mutually abutted to the insertion portion, and the other end of the compression spring is mutually abutted to the insertion sleeve.

On the basis of the above scheme and as a preferable scheme of the above scheme, two ends of the cross rod are fixedly connected with buffer springs, and the buffer springs are positioned on the stop rod.

On the basis of the scheme, as a preferable scheme of the scheme, a buffering pedal pad is arranged between the exercise rack and the obstacle support, and the buffering pedal pad is made of flexible materials.

On the basis of the above scheme and as a preferable scheme of the above scheme, the cushion tread pad comprises a rubber layer and a sponge layer, and the sponge layer is positioned below the rubber layer.

In addition to the above, and as a preferable mode of the above, the insertion holes and the stopper rods are arranged at equal intervals.

On the basis of the scheme, as a preferable scheme of the scheme, the bottom of the pedal plate is connected with a support rod in a welding mode, and two ends of the support rod are respectively connected with the two sliding sleeves in a welding mode.

The utility model has the following beneficial effects: the lower limb explosive power quality trainer is convenient to use, and can effectively and quickly develop and improve the lower limb explosive power quality of a trainer; the base is fixedly provided with the holding rods, and a plurality of steps are fixedly arranged between the holding rods, so that the exerciser can conveniently step on the pedals; the acting force generated by different impact forces on the two legs is obtained by moving the height of the pedal on the upright post up and down; a buffer pedal pad is arranged between the exercise frame and the barrier support, and the buffer pedal pad is made of flexible materials, so that reverse elasticity can be provided for a practicer, and buffer can be provided for the practicer when the practicer jumps down; through using the spring jackscrew to fix sliding sleeve, convenient operation, in the use, under the effect of external force not having, the bolt can not come out from the jack moreover, has increased the security and the reliability of this exerciser.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural view of a barrier stent.

Fig. 3 is a partially enlarged view of a portion a in fig. 2.

Fig. 4 is a partial cross-sectional view of the present invention.

Fig. 5 is a cross-sectional view of a spring jack.

Fig. 6 is a schematic structural view of the sliding sleeve.

The reference numbers are as follows:

1. a base; 2. a column; 21. a jack; 3. a sliding sleeve; 31. a first through hole; 4. spring top thread; 41. inserting a sleeve; 411. a second through hole; 42. a bolt; 421. a head portion; 422. a neck portion; 423. an insertion portion; 43. a compression spring; 5. a foot pedal; 6. a branch frame; 61. a substrate; 62. a support pillar; 63. a gear lever; 7. a cross bar; 71. a buffer spring; 8. a support rod; 81. a horizontal segment; 9. stepping on a ladder; 10. a cushioning mat.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the 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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

As shown in fig. 1 to 6, a lower limb explosive power quality trainer comprises a training frame and an obstacle bracket;

the exercise rack comprises a base 1, wherein two parallel upright posts 2 are fixedly arranged on the base 1, a plurality of insertion holes 21 are formed in the upright posts 2 from top to bottom, a sliding sleeve 3 capable of moving up and down is sleeved on each upright post 2, a first through hole 31 is formed in the outer side surface of each sliding sleeve 3, a spring jackscrew 4 is fixedly connected to each sliding sleeve 3, the spring jackscrew 4 can be simultaneously inserted into the first through hole 31 and the insertion hole 21, a pedal plate 5 is arranged between the two upright posts 2, and the pedal plate 5 is fixedly connected with the sliding sleeve 3;

the obstacle support is arranged right in front of the exercise rack and comprises two branch supports 6 and a cross rod 7, the branch supports 6 comprise base plates 61 and support columns 62, the base plates 61 are arranged on the ground, the support columns 62 are vertically and fixedly arranged on the base plates 61, and the support columns 62 are provided with a plurality of transverse stop rods 63; the cross bar 7 is placed on two stop bars 63 at the same height of the two branch brackets 6.

During training, the proper height of the pedal plate is adjusted according to the ability and the level of a practicer, the pedal plate is fixed by using a spring jackscrew, and then the barrier support is adjusted to the proper height according to the ability of the practicer and the training purpose and is placed in the front position of the buffering pedal pad. The exerciser goes up on the pedal plate and then jumps down from the pedal plate, the exerciser falls on the ground or the buffer pedal plate at a certain knee bending angle, the knee bending buffer is not carried out when the exerciser falls on the ground, the exerciser pedals the two legs or the single leg with the bent and bent knees at the maximum strength and the fastest speed, the body is raised by a certain height, and then the exerciser can repeatedly exercise after crossing the cross bar. After a period of training time, according to the diathesis ability and level of the practicer, the training intensity is improved by gradually increasing the height of the pedal and the height (or the distance) of the obstacle bracket, and finally the aim of improving the diathesis of the lower limbs of the practicer is fulfilled. The lower limb explosive power quality trainer is convenient to use, can effectively and quickly develop and improve the lower limb explosive power quality of a trainee, and particularly has the significance of improving the lower limb elastic speed effect.

The base 1 is further fixedly provided with two parallel supporting rods 8, the upper ends of the supporting rods 8 are fixedly connected with the upper ends of the stand columns 2, and a plurality of ladders 9 are fixedly arranged between the two supporting rods 8. Is convenient for the trainers to step on the pedal.

The upper portion of handrail 8 is equipped with horizontal segment 81, the end and the stand 2 fixed connection of horizontal segment 81. The exerciser can conveniently step on the pedal plate with the hand holding the handrail.

The spring top thread 4 comprises a plug bush 41, a plug pin 42 and a compression spring 43; the plug bush 41 is fixedly connected with the sliding sleeve 3, a second through hole 411 which is coaxial with the first through hole 31 is arranged in the plug bush 41, and the second through hole 411 is a stepped hole; the plug pin 42 comprises a head 421, a neck 422 and an insertion part 423, the head 421 is located outside the plug bush 41, the neck 422 is located in the second through hole 411, the diameters of the head 421 and the insertion part 423 are larger than that of the neck 422, and the insertion part 423 can extend into the plug hole 21, the first through hole 31 and the second through hole 411; the compression spring 43 is located in the second through hole 411, the compression spring 43 is sleeved on the neck portion 422, one end of the compression spring 43 is abutted against the insertion portion 423, and the other end of the compression spring 43 is abutted against the plug bush 41. When the pedal plate needs to move up and down, the head part only needs to be pulled outwards, the inserting part can be pulled out from the jack, the inserting part enters the second through hole, then the sliding sleeve is moved up and down, the plug is aligned to the jack at the corresponding height after being adjusted to the proper height, and after the plug is loosened, the inserting part automatically extends into the jack under the action of the compression spring, so that the pedal plate is fixed at the position. In the use, because compression spring's effect, under the effect that does not have the external force, the bolt can not come out from the jack, has increased the security and the reliability of this exerciser.

Two ends of the cross rod 7 are fixedly connected with buffer springs 71, and the buffer springs 71 are positioned on the stop rods 63. The cross rod can fall off from the branch frame only by slight touch, so that the safety of the trainees is ensured.

A buffering pedal pad 10 is arranged between the exercise rack and the obstacle support, and the buffering pedal pad 10 is made of flexible materials. The buffering mat can generate a certain degree of buffering effect on the feet of the exerciser when the exerciser falls on the ground, so as to reduce the possibility of damage to the ankle parts during exercise.

The cushion tread pad 10 comprises a rubber layer and a sponge layer, wherein the sponge layer is positioned below the rubber layer. The sponge layer can provide good buffering power and elasticity.

The jacks 21 and the stop rods 63 are arranged at equal intervals, so that the training intensity can be adjusted conveniently.

The bottom of the pedal 5 is connected with a support rod in a welding mode, and two ends of the support rod are respectively connected with the two sliding sleeves 3 in a welding mode. The pedal plate is convenient to be fixedly connected with the two sliding sleeves, and when the sliding sleeves are moved, the pedal plate moves along with the two sliding sleeves.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a lower limbs explosive power quality exerciser which characterized in that: comprises a training frame and an obstacle bracket;

the exercise rack comprises a base (1), two vertical columns (2) which are parallel to each other are fixedly arranged on the base (1), a plurality of insertion holes (21) are formed in the vertical columns (2) from top to bottom, each vertical column (2) is sleeved with a sliding sleeve (3) which can move up and down, a first through hole (31) is formed in the outer side surface of each sliding sleeve (3), a spring jack screw (4) is fixedly connected to each sliding sleeve (3), the spring jack screw (4) can be inserted into the first through hole (31) and the insertion holes (21) simultaneously, a pedal plate (5) is arranged between the two vertical columns (2), and the pedal plate (5) is fixedly connected with the sliding sleeves (3);

the barrier support is arranged right in front of the exercise rack and comprises two branch supports (6) and cross rods (7), the branch supports (6) comprise a base plate (61) and support columns (62), the base plate (61) is arranged on the ground, the support columns (62) are vertically and fixedly arranged on the base plate (61), and the support columns (62) are provided with a plurality of transverse stop rods (63); the cross rods (7) are placed on two stop rods (63) of the two branch brackets (6) at the same height.

2. The lower limb explosive power quality trainer as claimed in claim 1, wherein: the base (1) is further fixedly provided with two parallel supporting rods (8), the upper ends of the supporting rods (8) are fixedly connected with the upper ends of the upright posts (2), and a plurality of ladders (9) are fixedly arranged between the two supporting rods (8).

3. The lower limb explosive power quality trainer as claimed in claim 2, wherein: the upper portion of handrail (8) is equipped with horizontal segment (81), the end and the stand (2) fixed connection of horizontal segment (81).

4. The lower limb explosive power quality trainer as claimed in claim 1, wherein: the spring jackscrew (4) comprises a plug bush (41), a plug pin (42) and a compression spring (43); the plug bush (41) is fixedly connected with the sliding sleeve (3), a second through hole (411) which is coaxial with the first through hole (31) is formed in the plug bush (41), and the second through hole (411) is a stepped hole; the plug pin (42) comprises a head part (421), a neck part (422) and an insertion part (423), the head part (421) is positioned outside the plug sleeve (41), the neck part (422) is positioned in the second through hole (411), the diameters of the head part (421) and the insertion part (423) are larger than that of the neck part (422), and the insertion part (423) can extend into the plug hole (21), the first through hole (31) and the second through hole (411); the compression spring (43) is located in the second through hole (411), the compression spring (43) is sleeved on the neck portion (422), one end of the compression spring (43) is abutted to the insertion portion (423), and the other end of the compression spring (43) is abutted to the insertion sleeve (41).

5. The lower limb explosive power quality trainer as claimed in claim 1, wherein: two ends of the cross rod (7) are fixedly connected with buffer springs (71), and the buffer springs (71) are located on the stop rods (63).

6. The lower limb explosive power quality trainer as claimed in claim 1, wherein: be equipped with buffering step pad (10) between exercise frame and the obstacle support, the material of buffering step pad (10) is flexible material.

7. The lower limb explosive power quality trainer as claimed in claim 6, wherein: the buffering pedal pad (10) comprises a rubber layer and a sponge layer, and the sponge layer is located below the rubber layer.

8. The lower limb explosive power quality trainer as claimed in claim 1, wherein: the insertion holes (21) and the stop rods (63) are arranged at equal intervals.

9. The lower limb explosive power quality trainer as claimed in claim 1, wherein: the bottom of the pedal plate (5) is connected with a support rod in a welding mode, and two ends of the support rod are respectively connected with the two sliding sleeves (3) in a welding mode.