CN215691658U

CN215691658U - Run-up convenient to adjust

Info

Publication number: CN215691658U
Application number: CN202121701495.2U
Authority: CN
Inventors: 周松芳; 冯甫
Original assignee: Guangzhou Railway Polytechnic
Current assignee: Guangzhou Railway Polytechnic
Priority date: 2021-07-26
Filing date: 2021-07-26
Publication date: 2022-02-01
Anticipated expiration: 2031-07-26

Abstract

The utility model relates to the field of sports, in particular to a convenient-to-adjust running aid. The convenient-to-adjust running aid comprises a positioning plate and two running steps, wherein the positioning plate is horizontally arranged along the front-back direction, the two running steps are respectively and rotatably connected to the left side and the right side of the positioning plate and are distributed in a front-back staggered manner, the left side and the right side of the positioning plate are respectively provided with an angle adjusting assembly correspondingly connected with the running steps, and the angle adjusting assemblies are used for adjusting the pitching angles of the corresponding running steps. The advantages are that: the structure design is reasonable, the pitch angle of the running-up pedal can be adjusted according to different trainees, so that the running-up pedal is matched with the physical conditions and habits of the trainees, and the optimal training effect is achieved.

Description

Run-up convenient to adjust

Technical Field

The utility model relates to the field of sports, in particular to a convenient-to-adjust running aid.

Background

The run-up device is a track and field run-up device used in various large-scale events. The method for installing the running aid comprises three methods of a normal type, an elongated type and a close type. In the sports training activity, the running aid is one of the common devices, the common running aid on the market has a fixed angle on the whole length, and the difference influence of factors such as the height, the weight, the leg length and the like of training personnel is not considered, so that the exercise effect of each person is influenced.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is to provide a method, which effectively overcomes the defects of the prior art.

The technical scheme for solving the technical problems is as follows:

the convenient-to-adjust running aid comprises a positioning plate and two running pedals, wherein the positioning plate is horizontally arranged along the front-back direction, the two running pedals are respectively and rotatably connected to the left side and the right side of the positioning plate and are distributed in a front-back staggered manner, the left side and the right side of the positioning plate are respectively provided with an angle adjusting assembly correspondingly connected with the running pedals, and the angle adjusting assemblies are used for adjusting the pitching angles of the corresponding running pedals.

On the basis of the technical scheme, the utility model can be further improved as follows.

Furthermore, the running pedals are all flat structural members, and the front ends of the two running pedals are respectively connected with the corresponding sides of the positioning plate in a rotating way through connecting shafts extending left and right.

Further, the angle adjusting assembly comprises a gear device and a clamping rod, the gear device is fixed at the bottom of the running pedal and provided with a plurality of clamping gears which extend along the length direction of the running pedal and are distributed front and back, one end of the clamping rod is hinged to the corresponding side of the positioning plate, and the other end of the clamping rod is provided with a clamping part which is mutually clamped with any one clamping gear.

Further, the shift position device includes a metal structural section attached and fixed to a bottom portion of the running pedal, the metal structural section having a slide groove extending in a longitudinal direction of the running pedal, an upper portion of the slide groove being provided with a plurality of "L" -shaped engaging grooves in a front-rear direction, the engaging grooves constituting the engaging positions, the other end of the lock lever being provided with a lock post extending in a left-right direction, the lock post being located in the slide groove, being slidable along the slide groove into any one of the engaging grooves in a state where the running pedal is freely swung, and being capable of abutting against the engaging groove under a pressure on a rear side below the running pedal.

Further, one end of the engaging groove is vertically connected to the slide groove, and the other end thereof extends toward the front side and is parallel to the slide groove.

Furthermore, a rotating shaft perpendicular to the positioning plate is arranged on the corresponding side of the positioning plate, and one end of the clamping rod is rotatably connected with the rotating shaft.

Furthermore, the positioning plate is a rectangular strip plate.

Furthermore, the upper surface of the running-up pedal is provided with an anti-skid structure.

The utility model has the beneficial effects that: the structure design is reasonable, the pitch angle of the running-up pedal can be adjusted according to different trainees, so that the running-up pedal is matched with the physical conditions and habits of the trainees, and the optimal training effect is achieved.

Drawings

FIG. 1 is a top view of the structure of the adjustable starting block of the present invention;

FIG. 2 is a side view of the structure of the adjustable starting block of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. positioning a plate; 2. run-up pedaling; 3. an angle adjustment assembly; 11. a rotating shaft; 31. a gear shifter; 32. a clamping rod; 311. a metallic structural profile; 312. a chute; 313. an engaging groove.

Detailed Description

The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the utility model.

Example (b): as shown in fig. 1 and 2, the adjustable running aid of the present embodiment comprises a positioning plate 1 and two running pedals 2, wherein the positioning plate 1 is horizontally disposed along a front-back direction, the two running pedals 2 are respectively rotatably connected to left and right sides of the positioning plate 1 and are staggered in the front-back direction, the left and right sides of the positioning plate 1 are respectively provided with an angle adjusting assembly 3 correspondingly connected to the running pedals 2, and the angle adjusting assembly 3 is used for adjusting a pitch angle of the corresponding running pedal 2.

The using process is as follows:

the starting point of the training runway is kept flat with the running aid, the training personnel adjust the initial pitch angle of the two running aids 2 through the angle adjusting component 3, then try to pedal by combining the self condition, and adjust repeatedly until the pitch angle of the two running aids 2 and the self body of the training personnel are in the best fit state.

In a preferred embodiment, the running pedals 2 are each a flat plate member, and the front ends of the two running pedals 2 are rotatably connected to the corresponding sides of the positioning plate 1 by connecting shafts extending in the left-right direction.

In the embodiment, the running-up pedal 2 is rotatably connected with the positioning plate 1 through a connecting shaft perpendicular to the positioning plate 1, the structure assembly is compact, generally, the running-up pedal 2 is a rectangular plate member, and the length direction of the running-up pedal is consistent with the front and back directions.

In a preferred embodiment, the angle adjustment assembly 3 includes a shift position device 31 and a lock lever 32, the shift position device 31 is fixed to the bottom of the kick panel 2 and has a plurality of engaging positions extending in the longitudinal direction of the kick panel 2 and distributed in the front-rear direction, one end of the lock lever 32 is hinged to the corresponding side of the positioning plate 1, and the other end thereof is provided with an engaging portion engaged with any one of the engaging positions.

In the embodiment, in the adjusting process, the external force freely swings the running pedal 2, and in the swinging process, the clamping part can be freely moved to be matched and positioned with any clamping gear by synchronously fingering another point of the clamping rod 32, so that the flexible adjustment of the pitching angles of multiple gears is realized, and the adjustment is very convenient.

Specifically, the shift position unit 31 includes a metal structural section 311 attached and fixed to the bottom of the kick-up member 2, the metal structural section 311 has a slide groove 312 extending in the longitudinal direction of the kick-up member 2, a plurality of L-shaped engagement grooves 313 are provided in the upper portion of the slide groove 312 in the front-rear direction, the engagement grooves 313 constitute the engagement position, the other end of the lock lever 32 has a lock post extending in the left-right direction, the lock post is positioned in the slide groove 312, is slidable along the slide groove 312 into any one of the engagement grooves 313 in a state where the kick-up member 2 is freely swung, and is capable of abutting against the engagement groove 313 under a downward rear pressure of the kick-up member 2.

In this solution, the engaging portion of the catch lever 32 is always located in the engaging groove 313, and during the free swinging process of the running pedal 2, the user can manually adjust and dial the movement, the catch lever 32 swings up and down, and moves the engaging portion along the engaging groove 313 to any one of the engaging grooves 313 (i.e. a position of one engaging gear), and then the swinging of the running pedal 2 is stopped, and under the self-gravity of the running pedal 2, the engaging portion of the catch lever 32 can abut against the current engaging groove 313, and during running, the running pedal 2 is pressed downward and backward, so that the engaging portion and the engaging groove 313 are more firmly abutted and cannot be separated from each other, and the design of the whole engaging groove 313, the sliding groove 312 and the engaging portion is very reasonable, and the operation is simple and fast.

Of course, the engaging portion may be designed in a roller form to reduce sliding friction, so as to facilitate rapid adjustment, and if the width of the sliding slot 312 is short, the engaging portion may actually penetrate the sliding slot 312 from left to right, so as to achieve a relatively stable structural fit between the engaging portion and the sliding slot 312 and the engaging slot 313.

In a preferred embodiment, one end of the engaging groove 313 is vertically connected to the slide groove 312, and the other end thereof extends forward and is parallel to the slide groove 312.

In this embodiment, the sliding of the engaging portion in the sliding groove 312 and the engaging groove 313 and the subsequent supporting (abutting) are physically stable and the force is better.

Preferably, a rotating shaft 11 is provided at a side corresponding to the positioning plate 1, and one end of the locking bar 32 is rotatably connected to the rotating shaft 11.

In this scheme, the design of pivot 11 does benefit to the good connection of kelly 32, realizes the effective operation of kelly 32 swing from top to bottom.

Preferably, the positioning plate 1 is a rectangular strip plate.

Preferably, the upper surface of the running-up pedal 2 is provided with an anti-skid structure.

In this scheme, anti-skidding structure can play the skid-proof effect of run-up, and the security is higher, and this anti-skidding structure can design into the equipartition and kick 2 upper surface bump, raised grain, stupefied strip isotructure.

In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. 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.

In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. A convenient-to-adjust running aid, characterized by: the novel walking board comprises a positioning board (1) and two running pedals (2), wherein the positioning board (1) is horizontally arranged in the front-back direction, the two running pedals (2) are respectively and rotatably connected to the left side and the right side of the positioning board (1) and are distributed in a front-back staggered manner, angle adjusting components (3) correspondingly connected with the running pedals (2) are respectively arranged on the left side and the right side of the positioning board (1), and the angle adjusting components (3) are used for adjusting the corresponding pitching angles of the running pedals (2).

2. An adjustable running aid according to claim 1, wherein: the running pedals (2) are all flat plate structural members, and the front ends of the two running pedals (2) are respectively connected with the corresponding sides of the positioning plate (1) in a rotating way through connecting shafts extending left and right.

3. An adjustable running aid according to claim 2, wherein: the angle adjusting assembly (3) comprises a gear device (31) and a clamping rod (32), the gear device (31) is fixed at the bottom of the running pedal (2) and is provided with a plurality of clamping gears which extend along the length direction of the running pedal (2) and are distributed front and back, one end of the clamping rod (32) is hinged to the corresponding side of the positioning plate (1), and the other end of the clamping rod is provided with a clamping part which is mutually clamped with any clamping gear.

4. An adjustable running aid according to claim 3, wherein: the gear device (31) comprises a metal structural section (311) which is attached and fixed to the bottom of the running pedal (2), a sliding groove (312) extending along the length direction of the running pedal (2) is formed in the metal structural section (311), a plurality of L-shaped clamping grooves (313) are formed in the upper portion of the sliding groove (312) in the front-back direction, the clamping grooves (313) form the clamping gear, clamping columns extending left and right are arranged at the other end of the clamping rod (32), the clamping columns are located in the sliding groove (312), can slide into any one of the clamping grooves (313) along the sliding groove (312) in a freely swinging state of the running pedal (2), and can abut against the clamping grooves (313) under the downward rear side pressure of the running pedal (2).

5. An adjustable running aid according to claim 4, wherein: one end of the clamping groove (313) is vertically connected with the sliding groove (312), and the other end of the clamping groove extends towards the front side and is parallel to the sliding groove (312).

6. An adjustable running aid according to claim 4, wherein: the corresponding side of locating plate (1) is equipped with rather than vertically pivot (11), the one end of kelly (32) with pivot (11) rotate to be connected.

7. An adjustable running aid according to any of claims 1-6, wherein: the positioning plate (1) is a rectangular strip plate.

8. An adjustable running aid according to any of claims 1-6, wherein: the upper surface of the running-up pedal (2) is provided with an anti-skid structure.