CN209984949U - Hurdle is striden to anticollision track and field - Google Patents

Abstract

The utility model discloses a hurdle for preventing collision injury in track and field, which comprises two support rods and a hurdle cross rod which are arranged in bilateral symmetry, wherein two ends of the hurdle cross rod are respectively connected with the top ends of the left support rod and the right support rod; the hurdle cross rod comprises a first cross rod and a second cross rod, one end of the first cross rod is placed in the U-shaped support and is fixedly connected with the inner walls of two sides of the U-shaped support through a hinge and a spring. The utility model discloses a hurdle not only can effectively avoid the sportsman to be hurdled by hurdle hurdles in-process hurdle, dismantles easily moreover, installs, can practice thrift when idle and place the space.

Description

Hurdle is striden to anticollision track and field

Technical Field

The utility model relates to a hurdle, concretely relates to hurdle is striden to anticollision track and field.

Background

At present, track and field hurdles are important Olympic games, originally originated in the United kingdom of the 17-18 th century, the animal husbandry in some regions of the United kingdom is developed, herdsmen often need to cross a stall to catch up escaping livestock, and some young herdsmen who like to be hot often also often play games of jumping across sheepfolds in holidays. The track and field hurdle is a high-strength track and field combined competition project, and is one of track and field sports projects which are relatively complex in technology, high in requirements for physical quality and capable of overcoming horizontal obstacles. However, the hurdle frame is easy to collide and fall down during hurdling, so that the athletes are often injured by skin trauma and even more seriously injured, and mental obstacles such as ' jumping and ' hurting ' can be caused during hurdle practice for a long time, and the exercise enthusiasm of the hurdle athletes is seriously influenced. However, the open door type design without limitation designed in the existing hurdle frame easily causes the athletes to benefit the hurdle and does not conform to the relevant regulations of hurdle movement.

Disclosure of Invention

The utility model provides a hurdle frame for preventing collision injury in track and field, which comprises two support rods and a hurdle cross rod which are arranged in bilateral symmetry, wherein two ends of the hurdle cross rod are respectively connected with the top ends of the left support rod and the right support rod, the top ends of the support rods are provided with U-shaped supports, and the inner walls of two sides of each U-shaped support are respectively fixed with a hinge and a spring; the hurdle cross rod comprises two first cross rods and a second cross rod, one end of each first cross rod is placed in the U-shaped support and is fixedly connected with the inner walls of the two sides of the U-shaped support through a hinge and a spring, the other end of each first cross rod is provided with a groove, magnets are arranged in the grooves, the two ends of each second cross rod are respectively provided with connecting pieces made of iron, and the two ends of each second cross rod are respectively connected with the grooves embedded in the two first cross rods.

Further, the bracing piece still includes the base, sets up the last drum of lower drum, loop bar, telescopic link, U type support bottom on the base, the drum is fixed on the base with the bolt down, the loop bar adopts threaded connection with lower drum, the loop bar adopts telescopic connecting piece to be connected with the telescopic link, it has U type support to go up the drum top, and threaded connection is adopted with the telescopic link in the bottom.

Furthermore, the second cross bar is made of rubber or soft plastic.

Furthermore, the outer wall of the telescopic rod is provided with scale marks.

Further, the base is solid stainless steel or lead.

Furthermore, the surface of the first cross rod is wrapped with sponge.

The utility model has the advantages that:

the utility model discloses a track and field hurdle frame is hindered in anticollision, the U type support that bracing piece top adopted figure 2, when the sportsman played the fence, hurdle horizontal pole can extrude the spring and move forward, makes shank and horizontal pole produce the first cushioning effect, reduces the impact between sportsman's shank and the hurdle horizontal pole, avoids the shank to be injured; in addition, as shown in fig. 3, the two first cross rods are connected with the second cross rod in an embedded mode, and the magnets are used for adsorption, so that the second cross rod can drop forwards to play a role in buffering for the second time by adjusting the adsorption force of the magnets when the force of the athlete impacting the second cross rod is greater than the specified value of the track-and-field hurdle movement, the impact force is reduced, the injury of the athlete is avoided, and the athlete can be prevented from falling after falling off; in addition, the second cross rod is made of rubber or soft plastic, so that a buffering effect can be generated when the athlete impacts the second cross rod, and the impact force between the athlete and the second hurdle cross rod can also be reduced; and the hurdle frame is easy to disassemble and convenient to install, and can save the placing space when not in use.

In addition to the above-described objects, features and advantages, the present invention has other objects, features and advantages. The present invention will be described in further detail with reference to the drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification.

Fig. 1 is a schematic structural view of a hurdle is striden to anticollision of the embodiment of the present invention.

Fig. 2 is a cross-sectional view of a U-shaped bracket of a hurdle is striden to anticollision of the embodiment of the utility model.

Fig. 3 is a cross-sectional view of a hurdle cross bar a-a surface of the hurdle rack for preventing collision injury.

Reference numerals:

the device comprises a base 1, a lower cylinder 2, a loop bar 3, a telescopic bar 4, an upper cylinder 5, a U-shaped support 6, a U-shaped support inner wall 61, a hinge 62, a spring 63, a first cross bar 7, a groove 8, a magnet 81, a connecting piece 9 and a second cross bar 10.

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 for purposes of illustration only and are not intended to limit the invention.

Referring to fig. 1 to 3, as shown in fig. 1 to 3, an anti-collision track and field hurdle comprises two support rods and a hurdle cross rod which are arranged in bilateral symmetry, wherein two ends of the hurdle cross rod are respectively connected with the top ends of the left support rod and the right support rod, and the anti-collision track and field hurdle is characterized in that a U-shaped support 6 is arranged at the top end of the support rods, and a hinge 62 and a spring 63 are respectively fixed on the inner walls 61 at two sides of the U-shaped support 6; the horizontal pole of hurdling includes two first horizontal poles 7 and second horizontal pole 10, the one end of first horizontal pole 7 is placed in U type support 6, through hinge 62 and spring 63 and 6 both sides inner wall 61 fixed connection of U type support, and the other end of first horizontal pole 7 is provided with recess 8, and recess 8 is inside to be provided with magnet 81, second horizontal pole 10 both ends are provided with the material and are the connecting piece 9 of iron, make second horizontal pole 10 both ends respectively with two recess 8 gomphosis on the first horizontal pole 7 be connected.

The bracing piece still includes base 1, sets up the last drum 5 of lower drum 2, loop bar 3, telescopic link 4, U type support bottom on the base, 2 for the bolt fastening of drum are on base 1 down, loop bar 3 adopts threaded connection with lower drum 2, loop bar 3 adopts telescopic connection spare with telescopic link 4 to be connected, 5 tops of going up the drum have U type support 6, and the bottom adopts threaded connection with telescopic link 4.

The second cross bar 10 is made of rubber or soft plastic.

And scale marks are arranged on the outer wall of the telescopic rod 4.

The base 1 is made of solid stainless steel or lead blocks.

The surface of the first cross rod 7 is wrapped with sponge.

Referring to fig. 1 to 2, as shown in fig. 1 to 2, the top ends of two support rods are U-shaped brackets 6, one end of a first cross rod 7 is respectively placed in the U-shaped brackets 6 and is fixedly connected with inner walls 61 at two sides of the U-shaped brackets 6 through a hinge 62 and a spring 63, so that when an athlete makes a hurdle, the hurdle cross rod can compress the spring 63 to move forward, so that the legs of the athlete and the hurdle cross rod can generate a first buffering effect, the impact force between the legs of the athlete and the hurdle cross rod is reduced, and the legs are prevented from being injured; in addition, hinges 62 are further arranged on the inner walls 61 of two sides of the U-shaped support, and the phenomenon that the cross bar of the hurdle swings indefinitely due to overlarge resilience force of a compressed spring 63 can be prevented.

Referring to fig. 2 to 3, as shown in fig. 2 to 3, in the track and field hurdle frame with anti-collision injury of the present invention, the left and right ends of the second cross bar 10 are respectively embedded in the grooves 8 at one end of the two first cross bars 7, because the two ends of the second cross bar 10 are provided with the iron connecting pieces 9, the iron connecting pieces can be adsorbed by the magnets 81 in the grooves 8, when the force of the athlete impacting the second cross bar 10 is greater than the specified value of the track and field hurdle movement, the second cross bar 10 falls off forwards, the second buffering effect is generated, the impact force is reduced, the injury of the athlete is avoided, and the fall off can also avoid the fall of the athlete; in addition, the second cross rod 10 is made of rubber or soft plastic, so that a player can have a buffering effect when striking the second cross rod 10, and legs cannot be injured by the player.

Referring to fig. 1 to 3, as shown in fig. 1 to 3, the anti-collision track and field hurdle frame, the base, the supporting rod and the supporting rod are telescopically connected, the first hurdle cross rod 7 and the second hurdle cross rod 10 are movably connected in an embedded manner and are attracted by a magnet, so that the hurdle frame is easy to disassemble and convenient to install, and the hurdle frame can be disassembled and placed after being used, so that the space can be saved; different track and field hurdles have different requirements on the height of the hurdle frame, and students of different grades need to select the hurdle frame with proper height in the physical education process of schools; the outer surface of the telescopic rod is also provided with scales, the height can be adjusted according to needs, the height is measured without using a ruler, and the use is convenient.

Referring to fig. 1, as shown in fig. 1, the material of the track and field hurdle support rod base 1 is a solid stainless steel block or a lead block, the shape is round or square, the stability of the support rod can be increased, and when a player impacts a hurdle cross rod, the hurdle is not easy to topple forwards and trip the player.

The utility model discloses a track and field hurdle frame is hindered in anticollision, the U type support that bracing piece top adopted figure 2, when the sportsman played the fence, hurdle horizontal pole can extrude the spring and move forward, makes shank and horizontal pole produce the first cushioning effect, reduces the impact between sportsman's shank and the hurdle horizontal pole, avoids the shank to be injured; in addition, as shown in fig. 3, the first cross bar 7 and the second cross bar 10 are connected in an embedded manner, and the first cross bar 7 and the second cross bar 10 are adsorbed by the magnets, so that the second cross bar 10 can fall off forwards by adjusting the adsorption force of the magnets when the force for the athlete to impact the second cross bar 10 is greater than the specified value of the track-and-field hurdle movement, thereby playing a role in buffering for the second time, reducing the impact force, avoiding the injury of the athlete and also avoiding the fall-over of the athlete after falling off; in addition, the second cross rod is made of rubber or soft plastic, so that a buffering effect can be generated when the athlete impacts the second cross rod 10, and the impact force between the athlete and the second cross rod 10 can also be reduced; and the hurdle frame is easy to disassemble and convenient to install, and can save the placing space when not in use.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims (6)

1. A hurdle frame for preventing hurdles in track and field tracks from being damaged by collision comprises two support rods and a hurdle cross rod which are arranged in bilateral symmetry, wherein two ends of the hurdle cross rod are respectively connected with the top ends of the left support rod and the right support rod, and the hurdle frame is characterized in that a U-shaped support (6) is arranged at the top ends of the support rods, and hinges (62) and springs (63) are respectively fixed on the inner walls (61) of two sides of the U-shaped support (6); the hurdle cross rod comprises two first cross rods (7) and a second cross rod (10), one end of each first cross rod (7) is placed in the U-shaped support (6) and is fixedly connected with inner walls (61) on two sides of the U-shaped support (6) through a hinge (62) and a spring (63), the other end of each first cross rod (7) is provided with a groove (8), magnets (81) are arranged in the grooves (8), two ends of each cross rod (10) are respectively provided with connecting pieces (9) made of iron, and two ends of each cross rod (10) are respectively connected with the grooves (8) in the two first cross rods (7) in an embedded mode.

2. The hurdle is striden to crashproof track and field of claim 1, characterized in that, the bracing piece includes base (1), lower drum (2), loop bar (3), telescopic link (4), the upper drum (5) of U type support bottom that sets up on the base, lower drum (2) are fixed on base (1) with the bolt, loop bar (3) adopt threaded connection with lower drum (2), loop bar (3) adopt telescopic connection spare with telescopic link (4) to be connected, upper drum (5) adopt threaded connection with telescopic link (4).

3. The anti-collision track and field hurdle according to claim 1, wherein the second cross bar (10) is made of rubber or soft plastic.

4. The anti-collision track and field hurdle according to claim 2, wherein the outer wall of the telescopic rod (4) is provided with scale marks.

5. An anti-collision track and field hurdle according to claim 2, characterized in that the base (1) is solid stainless steel or lead.

6. The anti-collision track and field hurdle according to claim 1, wherein the first cross bar (7) is surface-coated with sponge.

Images