CN211024999U

CN211024999U - Shank exerciser is used in track and field events training

Info

Publication number: CN211024999U
Application number: CN201922011336.9U
Authority: CN
Inventors: 高峰; 康喜来; 刘于溪; 王龙
Original assignee: Shaanxi Normal University
Current assignee: Shaanxi Normal University
Priority date: 2019-11-20
Filing date: 2019-11-20
Publication date: 2020-07-17
Anticipated expiration: 2029-11-20

Abstract

The utility model discloses a leg exerciser for track and field events competition training, one side of a base is provided with a back plate which is connected with the base in a sliding way, the rear side of the back plate is provided with a lug which is fixedly connected with the base, a push-pull rod is arranged on the lug in a penetrating way, the push-pull rod is connected with the lug in a threaded way, one end of the push-pull rod is fixed with a back plate bearing, the other end of the push-pull rod is fixedly provided with a rotating head, the other side of the base is fixedly provided with a baffle, the two ends of the inner side of the baffle are fixedly provided with a guide carriage, the guide carriage is sleeved with a pedal, the baffle is fixedly provided with a loop bar corresponding to the inner side of the pedal, a spring bar is arranged between the corresponding loop bars, the loop bars are connected with the spring bar in a plugging way, the loop bars are fixedly connected with the spring bar through bolts, the front end of, the kelly is connected with the card hole joint, the utility model discloses can satisfy the exercise demand of the difference between each sportsman.

Description

Shank exerciser is used in track and field events training

Technical Field

The utility model relates to a track and field training equipment technical field, concretely relates to shank exerciser is used in track and field events training.

Background

Track and field, or Athletics, is the general name for track, track and field games, and all-round games. The classification of modern track and field sports is different, and mainly includes walking race, running, jumping, throwing and all-round sports composed of partial items of running, jumping and throwing, which amount to more than forty items.

Track and field events involve multiple events, which require very high strength in the legs of the players, and thus, the players often need to exercise the muscles of the legs. Traditional exercise mode is mostly running or running of bearing a burden etc. and the interior equipment that it adopted is also mostly the treadmill, and exercise mode is comparatively single, and is different because of different sportsman's conventional leg, and under the condition of other factors such as other, the strength between different sportsman's the both legs is also different, consequently, the exercise intensity that its required is also different, and current equipment can not satisfy the various exercise intensity's of its shank demand.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome the defects of the prior art, the leg exerciser for training the track and field events is provided, and different exercise requirements among athletes can be met.

(II) technical scheme

The utility model discloses a realize through following technical scheme: the utility model provides a leg exerciser for track and field events competition training, which comprises a base, wherein one side of the base is provided with a back plate, the back plate is connected with the base in a sliding way, the rear side of the back plate is provided with a lug, the lug is fixedly connected with the base, a push-pull rod is arranged on the lug in a penetrating way and is in threaded connection with the lug, one end of the push-pull rod is fixed with a back plate bearing, the other end of the push-pull rod is fixedly provided with a rotating head, the other side of the base is fixedly provided with a baffle, the two ends of the inner side of the baffle are fixedly provided with a guide frame, the guide frame is sleeved with a pedal, the pedal is in sliding fit with the guide frame, the baffle and the inner side of the pedal are correspondingly fixedly provided with sleeve rods, spring rods are arranged between the corresponding sleeve rods, the sleeve rods are in inserted connection with the spring rods, the sleeve rods are, the other end of connecting rod sets up the card hole, and the front end of opposite side footboard sets up the kelly, the kelly is fixed through first spring coupling with the footboard, the kelly is connected with card hole joint.

Further, a back cushion is arranged on the inner side of the back plate, and the back cushion is connected with the back plate in a sliding mode.

Further, the back cushion adopts a sponge cushion.

Further, a non-slip mat is fixedly arranged at the front end of the pedal.

Furthermore, the loop bars are uniformly distributed on the baffle and the pedal in multiple groups.

Further, the bolt and the loop bar are fixedly connected through a second spring.

(III) advantageous effects

Compared with the prior art, the utility model, following beneficial effect has:

1. the front end of the base is provided with a back plate, and the position of the back plate can be driven and adjusted by pushing and pulling the push-pull rod, so that the training requirements of athletes with different leg lengths can be met.

2. The afterbody of base sets up the baffle, and the baffle inboard sets up the footboard, connects the spring beam between footboard and the baffle, and the quantity of spring beam can be selected the installation according to the demand to make it satisfy the different demand of taking exercise intensity of sportsman.

3. The footboard of both sides both can realize mutual connection through the connecting rod to form a whole used jointly, also alternate segregation tempers the use alone, uses the flexibility height.

Drawings

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

Fig. 2 is a top view of the baffle and pedal connection structure of the present invention.

Fig. 3 is a schematic view of the connection structure of the loop bar and the spring bar of the present invention.

Fig. 4 is a schematic view of the connection structure of the pedal of the present invention.

1-a base; 2-a back plate; 21-a bump; 22-a push-pull rod; 23-a rotating head; 24-back cushion; 3-a baffle plate; 31-a guide carriage; 32-a pedal; 33-a non-slip mat; 4-a loop bar; 41-spring rod; 42-a latch; 43-a second spring; 5-a connecting rod; 52-card hole; 53-a clamping bar; 54-first spring.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The first embodiment:

as shown in fig. 1-4, the leg exerciser for track and field events training comprises a base 1, a back plate 2 is disposed on one side of the base 1, the back plate 2 is slidably connected with the base 1, a protruding block 21 is disposed on the rear side of the back plate 2, the protruding block 21 is fixedly connected with the base 1, a push-pull rod 22 is disposed on the protruding block 21 in a penetrating manner, the push-pull rod 22 is in threaded connection with the protruding block 21, one end of the push-pull rod 22 is fixed to the back plate 2 via a bearing, a rotating head 23 is fixedly disposed at the other end of the push-pull rod 22, a baffle 3 is fixedly disposed on the other side of the base 1, a guide carriage 31 is fixedly disposed at two ends of the inner side of the baffle 3, a pedal 32 is sleeved on the guide carriage 31, the pedal 32 is in sliding fit with the guide carriage 31, a sleeve rod 4 is correspondingly and fixedly disposed on the inner sides of the baffle 3 and the pedal 32, a spring, the loop bar 4 is fixed with spring lever 41 through bolt 42 grafting, and the front end of one side footboard 32 rotates and sets up connecting rod 5, the other end of connecting rod 5 sets up card hole 52, and the front end of opposite side footboard 32 sets up kelly 53, kelly 53 is connected fixedly through first spring 54 with footboard 32, kelly 53 is connected with card hole 52 joint.

Preferably, the back cushion 24 is arranged on the inner side of the back plate 2, the back cushion 24 is connected with the back plate 2 in a sliding way, and the transverse position of the back cushion 24 on the back plate 2 is adjusted according to the using state of the pedal 32, so that the exerciser can use the back cushion conveniently.

Preferably, a non-slip mat 33 is fixedly disposed at the front end of the pedal 32 to prevent the foot of the exerciser from slipping off the pedal 32 when the exerciser steps on the pedal 32 as much as possible.

Preferably, loop bar 4 equipartition sets up the multiunit on baffle 3 and footboard 32, and the person of being convenient for to take exercise adjusts the intensity of taking exercise according to the demand of self.

Preferably, the plug pin 42 and the loop bar 4 are connected and fixed through the second spring 43, so that the plug pin 42 can be prevented from falling off and losing, and meanwhile, the fastening performance of the plug pin 42 during plugging can be improved.

Second embodiment:

further, the back cushion 24 adopts a sponge cushion, so that the comfort of the exerciser when the back of the exerciser leans on the back plate 2 is improved to a great extent, and the discomfort of the exerciser when the exerciser exercises is reduced.

The working principle is as follows: when the leg muscle bending and stretching exerciser is used, an athlete can sit on the base 1 flatly, lean against the back plate 2, press the pedals 32 by feet and press the pedals 32 backwards with force, and then can perform leg muscle bending and stretching exercises.

During the exercise, the athlete can select the flexion and extension exercise of a single leg, also can exercise the two legs synchronously, and the exercise intensity can be adjusted by himself.

When performing an exercise for a single leg, the footrests 32 on both sides are separated, and the athlete can select the number of the spring bars 41 installed on the rear side of the footrests 32 on the corresponding side, thereby adjusting the intensity of the exercise. The number of the spring rods 41 at the rear side of the pedals 32 at the two sides can be respectively adjusted and selectively installed, so that the training intensity of the two legs can be adjusted in a distinguishing way during synchronous training.

And the pedals 32 at both sides may be connected to each other to form a whole body so that the legs of the athlete can simultaneously perform a stepping exercise.

In the case of single-or double-leg exercises, in which the athlete's sitting position on the base 1 is different, a slidably adjustable back pad 24 is provided on the back plate 2 to facilitate its sliding movement in conjunction with the movement of the athlete's position.

Meanwhile, the front and back positions of the back plate 2 can be adjusted, so that the requirements of different athletes on leg length are met. During adjustment, the rotating head 23 rotates to drive the push-pull rod 22 to rotate on the protrusion 21 in a front-back threaded manner, so as to realize push-pull adjustment of the front-back position of the back plate 2.

The above-described embodiments are merely illustrative of the preferred embodiments of the present invention and are not intended to limit the spirit and scope of the present invention. Without departing from the design concept of the present invention, various modifications and improvements made by the technical solution of the present invention by those skilled in the art should fall into the protection scope of the present invention, and the technical contents claimed by the present invention have been fully recorded in the claims.

Claims

1. The utility model provides a shank exerciser is used in track and field events training which characterized in that: the novel multifunctional automobile seat back plate comprises a base (1), a back plate (2) is arranged on one side of the base (1), the back plate (2) is connected with the base (1) in a sliding mode, a convex block (21) is arranged on the rear side of the back plate (2), the convex block (21) is fixedly connected with the base (1), a push-pull rod (22) penetrates through the convex block (21), the push-pull rod (22) is in threaded connection with the convex block (21), one end of the push-pull rod (22) is fixed with a bearing of the back plate (2), the other end of the push-pull rod (22) is fixedly provided with a rotating head (23), a baffle plate (3) is fixedly arranged on the other side of the base (1), guide sliding frames (31) are fixedly arranged at two ends of the inner side of the baffle plate (3), pedals (32) are sleeved on the guide sliding frames (31), the pedals (32) are in sliding fit with the guide sliding frames (31), sleeve rods (, set up spring beam (41) between the loop bar (4) that correspond, loop bar (4) and spring beam (41) plug-in connection, loop bar (4) are pegged graft fixedly through bolt (42) with spring beam (41), and the front end of one side footboard (32) rotates and sets up connecting rod (5), the other end of connecting rod (5) sets up card hole (52), and the front end of opposite side footboard (32) sets up kelly (53), kelly (53) are connected fixedly through first spring (54) with footboard (32), kelly (53) are connected with card hole (52) joint.

2. The leg exerciser for track and field competition training of claim 1, wherein: the inner side of the back plate (2) is provided with a back cushion (24), and the back cushion (24) is connected with the back plate (2) in a sliding way.

3. The leg exerciser for track and field competition training of claim 2, wherein: the back cushion (24) adopts a sponge cushion.

4. The leg exerciser for track and field competition training of claim 1, wherein: the front end of the pedal (32) is fixedly provided with an anti-skid pad (33).

5. The leg exerciser for track and field competition training of claim 1, wherein: the loop bars (4) are uniformly distributed on the baffle (3) and the pedal (32) to form a plurality of groups.

6. The leg exerciser for track and field competition training of claim 1, wherein: the bolt (42) and the loop bar (4) are fixedly connected through a second spring (43).