CN111202995B - Track and field exercise hurdle - Google Patents
Track and field exercise hurdle Download PDFInfo
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- CN111202995B CN111202995B CN202010065938.7A CN202010065938A CN111202995B CN 111202995 B CN111202995 B CN 111202995B CN 202010065938 A CN202010065938 A CN 202010065938A CN 111202995 B CN111202995 B CN 111202995B
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- rods
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- hurdle
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63K—RACING; RIDING SPORTS; EQUIPMENT OR ACCESSORIES THEREFOR
- A63K3/00—Equipment or accessories for racing or riding sports
- A63K3/04—Hurdles or the like
- A63K3/043—Athletics hurdles
Abstract
The invention discloses a track and field exercise hurdle, wherein two ground contact rods are arranged in parallel, one end of each ground contact rod is fixedly connected to a bottom beam rod, the left end and the right end of the bottom beam rod are fixedly connected with fixed supporting columns, two fixed supporting columns are respectively provided with a movable supporting column, the upper parts of the two movable supporting columns are respectively provided with a transverse rotating rod, the opposite ends of the two rotating rods are respectively fixedly connected with an edge convex plate, the outer sides of the two edge convex plates are respectively fixedly connected with a cylindrical rod, the two cylindrical rods are respectively provided with a pressure spring, the two rotating rods are respectively and slidably connected with pull slide blocks, the two pull slide blocks are respectively and slidably connected with the two cylindrical rods, the two pull slide blocks are respectively contacted with the outer ends of the two pressure springs, the two pull slide blocks are respectively and hingedly connected with a hinge rod, the other ends of the two hinge rods are respectively hinged at the left end and, easily cause the problem of injury of the legs of the athletes.
Description
Technical Field
The invention belongs to the field of track and field sports, and relates to a track and field sports exercise hurdle.
Background
The hurdle running is a sprint running project with fixed number, fixed distance and fixed height hurdles arranged on the way, and is also a project with more complex technology, stronger rhythm and higher exercise value in track and field sports. When engaged in cross-track running, not only can effectively develop physical qualities of speed, bouncing force, flexibility, sensitivity and the like, but also can cultivate the will quality of brave, obstinate and stubborn and overcoming difficulty. The key of hurdle running is fast, namely, the fast needs to run, and the fast needs to complete a series of actions of crossing hurdle frames. Therefore, any distance crossing is characterized by a short-time and strong work. The action is natural, and can be accomplished with necessary amplitude and relatively fast frequency, is the essential characteristics of modern hurdle running technology. The technology of crossing hurdles is basically the same, although the distance of hurdles is long or short, the hurdle frame is high or low, and the number of steps running between the hurdles is small or large. In the hurdling exercise of track and field sports, some people cannot stride over the excessively high hurdles, so the height of the hurdles needs to be adjusted to be low; and if the leg and the hurdle are impacted during hurdling, the hurdle is not provided with an anti-impact mechanism, so that the leg is easily injured.
Disclosure of Invention
The invention aims to provide a track and field sports practice hurdle, which solves the problems that the height of the hurdle is not easy to adjust, and the hurdle is not provided with an anti-collision mechanism, so that the legs of athletes are easily injured.
In order to achieve the above purpose, the invention provides a track and field exercise hurdle, which comprises a bottom beam rod, a fixed supporting column, ground contact rods, moving supporting columns, cylindrical rods, compression springs, edge convex plates, rotating rods, connecting blocks, a hinge rod and pull slide blocks, wherein the two ground contact rods are arranged in parallel, one ends of the two ground contact rods are fixedly connected to the bottom beam rod, the left end and the right end of the bottom beam rod are fixedly connected with the fixed supporting columns, the moving supporting columns are arranged on the two fixed supporting columns, the upper parts of the two moving supporting columns are respectively provided with a transverse rotating rod, the opposite ends of the two rotating rods are respectively fixedly connected with the edge convex plates, one sides of the two edge convex plates are respectively fixedly connected with the cylindrical rods, the two cylindrical rods are respectively provided with compression springs, the pull slide blocks are respectively connected to the two rotating rods in a sliding manner, the two pull slide blocks are respectively connected with the two cylindrical rods in a sliding, two pull on the slider all the articulated hinge rod that is connected with, the other end of two hinge rods articulates both ends about the connecting block respectively.
The beneficial effect of this basic scheme lies in: the ground contact rod is used for fixing the whole hurdle on the runway, when the athlete hurdles, the leg impact drives the connecting block to move backwards on the connecting block at the middle part of the hurdle, and then the connecting block drives two hinged rods to respectively pull two sliding blocks to move close to, at this moment, the two sliding blocks are pulled to respectively press and move the compression springs on the two cylindrical rods, and the two compression springs simultaneously carry out anti-impact buffering on the impact force of the leg impact on the connecting block, so that the athlete is injured when preventing the leg impact.
Preferably, the track and field sports practice hurdle further comprises rotating wheels, and the ends of the two ground contact rods, which are close to the bottom beam, are provided with the rotating wheels. Has the advantages that: when the hurdle is knocked down, the two ground contact rods are lifted up at the same time, the two rotating wheels are in contact rotation with the ground, the two ground contact rods are convenient to lift up at the same time, and the two fixing support columns are knocked down at the same time.
Preferably, the track and field sports exercise hurdle still includes sliding sleeve and top tight screw, and the equal fixedly connected with sliding sleeve of lower extreme of two removal pillars, two sliding sleeve sliding connection respectively are on two fixed pillars, all have a top tight screw through threaded connection on two sliding sleeve. Has the advantages that: two sliding sleeves can be respectively on two fixed posts vertical slip, and two tight screws in top are used for fixing two sliding sleeves, drive two when two sliding sleeves go up and down and remove the pillar and go up and down to drive two dwang and go up and down, in the exercise of hurdling of track and field sports, the person of being convenient for can't stride the too high fence of hurdling, and then can be with the height-adjusting who strides the fence and hang down.
Preferably, the track and field sports exercise hurdle still includes upper portion axle and the lantern ring, and the equal fixedly connected with upper portion axle in upper end of two removal pillars, the outer end of two dwangs rotate respectively and connect epaxially on two upper portions, the equal fixedly connected with lantern ring in upper portion of two upper portion axles, and two lantern rings are located the upside of two dwangs respectively. Has the advantages that: two dwang also can use two upper portion axles to rotate as the axle respectively, and then make two dwang and two articulated arms and connecting block articulated in proper order for can be crooked when hurdling by the striking, and then cushion impact force, protection shank.
Preferably, the track and field sports practice hurdle further comprises a striking plate and a spongy cushion, the striking plate is fixedly connected to one side of the connecting block, and the spongy cushion is connected to the outer side of the striking plate in an adhering mode. Has the advantages that: when the legs impact the hurdle, the legs impact the impact plate and the spongy cushion firstly, and the spongy cushion further has the effect of protecting the legs.
Compared with the prior art, the invention has the beneficial effects that:
1. the track and field exercise hurdle is characterized in that two ground contact rods are arranged in parallel, one ends of the two ground contact rods are fixedly connected to a bottom beam rod, the left end and the right end of the bottom beam rod are fixedly connected with fixed supporting columns, the two fixed supporting columns are respectively provided with a movable supporting column, the upper parts of the two movable supporting columns are respectively provided with a transverse rotating rod, the opposite ends of the two rotating rods are respectively fixedly connected with an edge convex plate, one side of each edge convex plate is fixedly connected with a cylindrical rod, the two cylindrical rods are respectively provided with a pressure spring, the two rotating rods are respectively connected with a pull slide block in a sliding manner, the two pull slide blocks are respectively connected with the two cylindrical rods in a sliding manner, the two pull slide blocks are respectively contacted with the outer ends of the two pressure springs, the two pull slide blocks are respectively connected with a hinge rod in a hinged manner, the other ends of the two hinge rods are respectively hinged at the left, when the people hurdled, the shank striking drove the connecting block rearward movement on the connecting block, and then the connecting block drives two articulated levers and stimulates two respectively and draw the slider to be close to the removal, at this moment two draw the slider to press the pressure spring on two cylinder poles respectively, and two pressure springs carry out the crashproof buffering to the impact of shank striking on the connecting block simultaneously, are injured when preventing the shank striking.
2. This field sports exercise hurdles, all is provided with the runner through two floorbar ends that are close to of touching the ground pole for after hurdling is knocked down, two ground poles lift up simultaneously that contact ground, and two runners rotate with ground contact, and two ground poles of being convenient for lift up simultaneously, and two fixed stay fall simultaneously, reduce the destruction to hurdling.
3. This field sports practises hurdles, the equal fixedly connected with slip cap of lower extreme through two removal pillars, two slip caps are sliding connection respectively on two fixed pillars, all there is a tight screw in top through threaded connection on two slip caps, make two slip caps can be respectively on two fixed pillars vertical slip, two tight screws in top are used for fixing two slip caps, it goes up and down to drive two removal pillars when two slip caps go up and down, thereby it goes up and down to drive two dwangs, in the practice of hurdling of field sports, someone can't stride the too high fence of striding, and then can be with the highly adjusting of hurdling, improve the whole suitability of striding the fence.
4. This field sport exercise hurdles, the equal fixedly connected with upper portion axle in upper end of two removal pillars, the outer end of two dwangs rotates respectively and connects epaxially on two upper portions, the equal fixedly connected with lantern ring in upper portion of two upper portion axles, two lantern rings are located the upside of two dwangs respectively, make two dwangs also can use two upper portion axles to rotate as the axle respectively, and then make two dwangs and two hinge bar and connecting block articulated in proper order, make to stride the fence and can be crooked when being strikeed, and then cushion the impact force, protect the shank.
5. This field sports exercise hurdles, one side fixed connection striking plate of connecting block, the outside adhesive connection of striking plate has the foam-rubber cushion for when the fence was striden in the shank striking, at first striking plate and foam-rubber cushion, the foam-rubber cushion further played the effect of protection shank.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objectives and other advantages of the invention may be realized and attained by the means of the instrumentalities and combinations particularly pointed out hereinafter.
Drawings
For the purposes of promoting a better understanding of the objects, aspects and advantages of the invention, reference will now be made to the following detailed description taken in conjunction with the accompanying drawings in which:
FIG. 1 is a first schematic structural view of a track and field exercise hurdle of the present invention;
FIG. 2 is a second schematic structural view of the track and field exercise hurdle of the present invention;
FIG. 3 is a schematic view of the structure of a sill bar in the track and field exercise hurdle;
FIG. 4 is a schematic view of the structure of the mobile prop in the track and field exercise hurdle;
FIG. 5 is a first schematic view of a connection block in the track and field exercise hurdle;
FIG. 6 is a second schematic view of the structure of the connection block in the track and field exercise hurdle.
In the figure: a bottom beam rod 1; a fixed support 1-1; 1-2 of a rotating wheel; 1-3 of a ground contact rod; a mobile pillar 2; 2-1 of a sliding sleeve; jacking screws 2-2; 2-3 of a cylindrical rod; 2-4 of a compression spring; 2-5 of edge convex plates; rotating the rods 2-6; an upper shaft 2-7; 2-8 parts of lantern ring; a connecting block 3; an impact plate 3-1; 3-2 parts of a spongy cushion; a hinge rod 3-3; and pulling the sliding blocks 3-4.
Detailed Description
The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The invention is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention. It should be noted that the drawings provided in the following embodiments are only for illustrating the basic idea of the present invention in a schematic way, and the features in the following embodiments and examples may be combined with each other without conflict.
Wherein the showings are for the purpose of illustrating the invention only and not for the purpose of limiting the same, and in which there is shown by way of illustration only and not in the drawings in which there is no intention to limit the invention thereto; to better illustrate the embodiments of the present invention, some components of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product.
The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar components; in the description of the present invention, it should be understood that if there is an orientation or positional relationship indicated by terms such as "upper", "lower", "left", "right", "front", "rear", etc., based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not an indication or suggestion that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, the terms describing the positional relationship in the drawings are only used for illustrative purposes, and are not to be construed as limiting the present invention, and the specific meaning of the terms may be understood by those skilled in the art according to specific situations.
As shown in figures 1-6, a track and field exercise hurdle comprises a bottom beam rod 1, fixed struts 1-1, ground contact rods 1-3, moving struts 2, cylindrical rods 2-3, compression springs 2-4, edge convex plates 2-5, rotating rods 2-6, a connecting block 3, hinge rods 3-3 and a pull slide block 3-4, wherein the two ground contact rods 1-3 are arranged in parallel, one ends of the two ground contact rods 1-3 are fixedly connected to the bottom beam rod 1, the left and right ends of the bottom beam rod 1 are fixedly connected with the fixed struts 1-1, the two fixed struts 1-1 are respectively provided with the moving struts 2, the upper parts of the two moving struts 2 are respectively provided with the transverse rotating rods 2-6, the opposite ends of the two rotating rods 2-6 are respectively fixedly connected with the edge convex plates 2-5, one side of each of the two edge convex plates 2-5 is fixedly connected with a cylindrical rod 2-3, compression springs 2-4 are arranged on the two cylindrical rods 2-3, pull blocks 3-4 are connected onto the two rotating rods 2-6 in a sliding mode, the two pull blocks 3-4 are connected with the two cylindrical rods 2-3 in a sliding mode respectively, the two pull blocks 3-4 are respectively contacted with the outer ends of the two compression springs 2-4, hinge rods 3-3 are hinged onto the two pull blocks 3-4 respectively, and the other ends of the two hinge rods 3-3 are hinged to the left end and the right end of the connecting block 3 respectively. When an athlete practises hurdling, two ground touching rods 1-3 are placed on a runway, when the athlete hurdles, the legs impact on the connecting block 3 to drive the connecting block 3 to move backwards, then the connecting block 3 drives the two hinged rods 3-3 to respectively pull the two pull sliders 3-4 to move close to each other, at the moment, the two pull sliders 3-4 respectively press the pressure springs 2-4 on the two cylindrical rods 2-3, and the two pressure springs 2-4 simultaneously perform anti-impact buffering on the impact force of the legs impacting on the connecting block 3 to prevent the legs from being injured during impact.
In a further embodiment, the track and field sports practice hurdle further comprises rotating wheels 1-2, and the rotating wheels 1-2 are arranged at the ends, close to the bottom beam rod 1, of the two ground contact rods 1-3. After the hurdle is knocked down, the two ground contact rods 1-3 are lifted simultaneously, the two rotating wheels 1-2 rotate in contact with the ground, so that the two ground contact rods 1-3 are lifted simultaneously, and the two fixed supporting columns 1-1 fall down simultaneously.
In a further embodiment, the track and field sports practice hurdle further comprises sliding sleeves 2-1 and tightening screws 2-2, the lower ends of the two movable support columns 2 are fixedly connected with the sliding sleeves 2-1, the two sliding sleeves 2-1 are respectively connected onto the two fixed support columns 1-1 in a sliding mode, and the tightening screws 2-2 are connected onto the two sliding sleeves 2-1 through threads. The two sliding sleeves 2-1 can vertically slide on the two fixed supporting columns 1-1 respectively, the two tightening screws 2-2 are used for fixing the two sliding sleeves 2-1, the two sliding sleeves 2-1 are driven to lift when lifting, so that the two rotating rods 2-6 are driven to lift, and in hurdling exercise of track and field sports, some people cannot stride over a high hurdle, so that the height of the hurdle can be reduced.
In a further embodiment, the track and field exercise hurdle further comprises upper shafts 2-7 and lantern rings 2-8, the upper ends of the two movable supporting columns 2 are fixedly connected with the upper shafts 2-7, the outer ends of the two rotating rods 2-6 are respectively and rotatably connected to the two upper shafts 2-7, the upper portions of the two upper shafts 2-7 are respectively and fixedly connected with the lantern rings 2-8, and the two lantern rings 2-8 are respectively positioned on the upper sides of the two rotating rods 2-6. The two rotating rods 2-6 can also rotate by taking the two upper shafts 2-7 as shafts respectively, so that the two rotating rods 2-6, the two hinge rods 3-3 and the connecting block 3 are sequentially hinged, the hurdle can be bent when being impacted, the impact force is buffered, and the leg part is protected.
In a further embodiment, the track and field sports practice hurdle further comprises an impact plate 3-1 and a spongy cushion 3-2, wherein one side of the connecting block 3 is fixedly connected with the impact plate 3-1, and the outer side of the impact plate 3-1 is connected with the spongy cushion 3-2 in an adhering mode. When the legs impact the hurdle, the legs impact the impact plate 3-1 and the spongy cushion 3-2 at first, and the spongy cushion 3-2 further has the effect of protecting the legs.
When an athlete strides a hurdle for training through the track and field sports, the two ground touching rods 1-3 are placed on a runway, when the athlete strides the hurdle, the legs impact on the connecting block 3 to drive the connecting block 3 to move backwards, then the connecting block 3 drives the two hinge rods 3-3 to respectively pull the two pull sliders 3-4 to move close to each other, at the moment, the two pull sliders 3-4 respectively press the pressure springs 2-4 on the two cylindrical rods 2-3, and the two pressure springs 2-4 simultaneously perform anti-impact buffering on the impact force of the legs impacting on the connecting block 3, so that the athlete is prevented from being injured during leg impact. When the hurdle is knocked down, the two ground contact rods 1-3 are lifted simultaneously, the two rotating wheels 1-2 rotate in contact with the ground, so that the two ground contact rods 1-3 are lifted simultaneously, and the two fixed supporting columns 1-1 fall down simultaneously. The two sliding sleeves 2-1 can vertically slide on the two fixed supporting columns 1-1 respectively, the two tightening screws 2-2 are used for fixing the two sliding sleeves 2-1, the two sliding sleeves 2-1 are driven to lift when lifting, so that the two rotating rods 2-6 are driven to lift, and if some people cannot stride over a high hurdle during hurdling practice in track and field sports, the height of the hurdle can be adjusted to be low. The two rotating rods 2-6 can also rotate by taking the two upper shafts 2-7 as shafts respectively, so that the two rotating rods 2-6, the two hinge rods 3-3 and the connecting block 3 are sequentially hinged, the hurdle can be bent when being impacted, and then the impact force is buffered, and the leg parts are protected. When the legs impact the hurdle, the legs impact the impact plate 3-1 and the spongy cushion 3-2, and the spongy cushion 3-2 further has the effect of protecting the legs.
Finally, the above embodiments are only intended to illustrate the technical solutions of the present invention and not to limit the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions, and all of them should be covered by the claims of the present invention.
Claims (5)
1. The utility model provides a track and field sports exercise hurdle which characterized in that: comprises a bottom beam rod (1), ground contact rods (1-3) and a connecting block (3), wherein the two ground contact rods (1-3) are arranged in parallel, one end of each ground contact rod is fixedly connected to the bottom beam rod (1), the left end and the right end of the bottom beam rod (1) are fixedly connected with fixed pillars (1-1), the two fixed pillars (1-1) are respectively provided with a movable pillar (2), the upper parts of the two movable pillars (2) are respectively provided with a transverse rotating rod (2-6), the opposite ends of the two rotating rods (2-6) are respectively fixedly connected with an edge convex plate (2-5), the outer sides of the two edge convex plates (2-5) are respectively and fixedly connected with a cylindrical rod (2-3), the two cylindrical rods (2-3) are respectively provided with a pressure spring (2-4), and the two rotating rods (2-6) are respectively and slidably connected with a pull slide block (3-4), the two pull sliding blocks (3-4) are respectively connected with the two cylindrical rods (2-3) in a sliding mode, the two pull sliding blocks (3-4) are respectively contacted with the outer ends of the two compression springs (2-4), the two pull sliding blocks (3-4) are respectively hinged with a hinge rod (3-3), and the other ends of the two hinge rods (3-3) are respectively hinged to the left end and the right end of the connecting block (3).
2. The athletics practice hurdle of claim 1, wherein: the ground contact device is characterized by further comprising rotating wheels (1-2), wherein the rotating wheels (1-2) are arranged at the ends, close to the bottom beam rod (1), of the two ground contact rods (1-3).
3. The athletics practice hurdle of claim 2, wherein: the lower ends of the two movable supporting columns (2) are fixedly connected with sliding sleeves (2-1), the two sliding sleeves (2-1) are respectively connected to the two fixed supporting columns (1-1) in a sliding mode, and the two sliding sleeves (2-1) are connected with tightening screws (2-2) through threads.
4. The athletics practice hurdle of claim 3, wherein: the upper ends of the two movable supporting columns (2) are fixedly connected with upper part shafts (2-7), the outer ends of the two rotating rods (2-6) are respectively connected to the two upper part shafts (2-7) in a rotating mode, the upper parts of the two upper part shafts (2-7) are respectively fixedly connected with lantern rings (2-8), and the two lantern rings (2-8) are respectively located on the upper sides of the two rotating rods (2-6).
5. The athletics practice hurdle of claim 4, wherein: one side of the connecting block (3) is fixedly connected with an impact plate (3-1), and the outer side of the impact plate (3-1) is connected with a sponge pad (3-2) in an adhesive manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010065938.7A CN111202995B (en) | 2020-01-20 | 2020-01-20 | Track and field exercise hurdle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010065938.7A CN111202995B (en) | 2020-01-20 | 2020-01-20 | Track and field exercise hurdle |
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| Publication Number | Publication Date |
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| CN111202995A CN111202995A (en) | 2020-05-29 |
| CN111202995B true CN111202995B (en) | 2021-02-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010065938.7A Active CN111202995B (en) | 2020-01-20 | 2020-01-20 | Track and field exercise hurdle |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112095483A (en) * | 2020-09-27 | 2020-12-18 | 广州市第二市政工程有限公司 | Method for preventing longitudinal collision of beam bodies of cable-stayed bridge |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4749187A (en) * | 1986-07-28 | 1988-06-07 | Oregon Track Equipment Co. | Track hurdle with adjustble latching mechanism and adjusting weight mechanism |
| SE534813C2 (en) * | 2010-05-03 | 2012-01-10 | Rantzows Sport Ab | Hedge with automatic movement of counterweights |
| US9561450B1 (en) * | 2015-09-06 | 2017-02-07 | Meng-Lun Chung | Hurdle |
| CN206526521U (en) * | 2017-03-08 | 2017-09-29 | 郑州职业技术学院 | A kind of physical education hurdles rack |
| EP3434343A1 (en) * | 2017-07-25 | 2019-01-30 | Pascal Baudry | Adjustable rotating hurdle for hurdling |
| CN107715483A (en) * | 2017-11-13 | 2018-02-23 | 成都华西天然药物有限公司 | A kind of freely adjustable physical education hurdles rack |
| CN207667166U (en) * | 2017-12-27 | 2018-07-31 | 陕西师范大学 | A kind of athletic training is hurdled with self-righting |
| CN109350976B (en) * | 2018-11-20 | 2021-06-15 | 山东管理学院 | Folding hurdle for sports |
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2020
- 2020-01-20 CN CN202010065938.7A patent/CN111202995B/en active Active
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