CN212327426U - Hurdle frame for physical training - Google Patents
Hurdle frame for physical training Download PDFInfo
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- CN212327426U CN212327426U CN202020983802.XU CN202020983802U CN212327426U CN 212327426 U CN212327426 U CN 212327426U CN 202020983802 U CN202020983802 U CN 202020983802U CN 212327426 U CN212327426 U CN 212327426U
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- rod
- groove
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- sliding
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Abstract
The utility model discloses a hurdle frame for physical training, which comprises a fixed plate, vertical rods and a horizontal rod, wherein a tilting prevention component with a buffering function is arranged between the fixed plate and the vertical rods, a lifting adjusting component for changing the height of the horizontal rod is arranged between the vertical rods, and the tilting prevention component comprises a connecting rod, a sliding block, a reset spring, a sliding groove, a side plate, a rotating shaft and an arc-shaped groove; the lifting adjusting assembly comprises a lifting groove, a rotary table, a lifting screw rod and an installation block, the falling prevention assembly with a buffering function is arranged, so that the damage to legs is reduced, meanwhile, the vertical plate can be restored to a vertical state under the action of the reset spring, and the time for holding the hurdle is saved; through setting up the lift adjustment subassembly, when the training person need adjust the height of horizontal pole, rotate the carousel of two montant tops can, rotate through the lift lead screw, make the installation piece carry out height control along the lift groove.
Description
Technical Field
The utility model relates to a sports apparatus specifically is a hurdle is used in sports training.
Background
The hurdle running exercise is a basic track and field project and is also an exercise with higher difficulty, and a hurdle frame is essential in teaching or ordinary hurdle training; the existing hurdle frame design enables athletes to easily hurt during training, a phenomenon that legs of practicers collide with a railing panel often occurs due to inexperience, and the hurdle panel is high in strength and hardness, so that the practicers are easily injured or the hurdle frame is easily damaged; moreover, after kicking the hurdle, the hurdle frame can be inclined, the hurdles need to be supported again, and then the distances are aligned again; the height of the hurdle frame can not be adjusted, so that the training of athletes of different sexes and different ages can be met; therefore, training efficiency and training quality are seriously affected.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a hurdle is used in sports training to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a hurdle frame for physical training comprises a fixed plate, vertical rods and a cross rod, wherein a tilting prevention component with a buffering function is arranged between the fixed plate and the vertical rods, a lifting adjusting component for changing the height of the cross rod is arranged between the vertical rods,
the anti-falling assembly comprises a connecting rod, a sliding block, a reset spring, sliding grooves, side plates, a rotating shaft and arc-shaped grooves, the side plates are fixedly arranged on two sides of the middle part of the fixed plate, the rotating shaft is rotatably arranged between the two side plates, the vertical rod is rotatably arranged on the rotating shaft, the bottom of the vertical rod is in sliding contact with the arc-shaped grooves, the arc-shaped grooves are fixedly arranged on the fixed plate, two sides of the vertical rod are hinged with the sliding block through the connecting rod, the sliding block is slidably arranged in the sliding grooves, the reset spring is fixedly arranged between;
the lifting adjusting assembly comprises a lifting groove, a rotary table, a lifting lead screw and an installation block, the lifting groove is formed in the vertical rod, the lifting lead screw is rotatably installed in the lifting groove, the upper end of the lifting lead screw extends to the position outside the vertical rod, the installation block is slidably installed in the lifting groove and is in threaded connection with the lifting lead screw, and two ends of the cross rod are installed on the installation blocks on two sides.
As a further aspect of the present invention: the sliding groove is internally and fixedly provided with a guide rod, and the sliding block is movably sleeved on the guide rod.
As a further aspect of the present invention: the outer sleeve of the rotary table is provided with an anti-slip sleeve.
As a further aspect of the present invention: one end of the cross rod is fixedly arranged on one of the mounting blocks, the other end of the cross rod is movably sleeved with a sleeve, and the other mounting block is provided with a through hole slightly larger than the sleeve.
As a further aspect of the present invention: the sleeve is internally provided with a groove, a guide rod is arranged in the groove, the outer wall of the cross rod is provided with a corresponding limiting block, and the limiting block is movably sleeved on the outer side of the guide rod and is in sliding contact with the inner wall of the groove.
Compared with the prior art, the beneficial effects of the utility model are that:
by arranging the anti-falling component with the buffering function, a trainer can carelessly kick the cross rod during hurdling training, the cross rod and the vertical rod are inclined under the impact force, the sliding block slides in the sliding groove through the connecting rod, the reset spring is compressed and stretched, buffering is formed, the damage to legs is reduced, meanwhile, the vertical plate can restore to a vertical state under the action of the reset spring, and the time for holding the hurdle is saved;
through setting up the lift adjustment subassembly, when the training person need adjust the height of horizontal pole, rotate the carousel of two montant tops can, rotate through the lift lead screw, make the installation piece carry out height control along the lift groove, it is concrete, adjust the height of the installation piece of horizontal pole one side earlier, adjust the height of another installation piece again, until the sleeve insert in the through-hole can.
Drawings
Fig. 1 is a schematic structural view of a hurdle for physical training.
Fig. 2 is a left side view of a hurdle for physical training.
Fig. 3 is a front view of a hurdle for physical training.
Fig. 4 is a schematic structural view of a hurdle for physical training at a.
In the figure: 1-fixed plate, 2-vertical rod, 3-connecting rod, 4-sliding block, 5-reset spring, 6-sliding groove, 7-side plate, 8-lifting groove, 9-rotary table, 10-lifting screw rod, 11-mounting block, 12-cross rod, 13-through hole, 14-guide rod, 15-rotating shaft, 16-arc groove, 17-sleeve, 18-limiting block, 19-guide rod and 20-groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
It should be noted that, if there is a directional indication (such as up, down, left, right, front, and back) in the embodiment of the present invention, it is only used to explain the relative position relationship between the components, the motion situation, etc. in a certain specific posture, and if the specific posture is changed, the directional indication is changed accordingly.
In addition, if a description of "first", "second", etc. is referred to in the present invention, it is used for descriptive purposes only and not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
Example 1
Referring to fig. 1 to 4, in an embodiment of the present invention, a hurdle for physical training comprises a fixing plate 1, a vertical bar 2 and a horizontal bar 12, wherein a falling prevention assembly having a buffering function is disposed between the fixing plate 1 and the vertical bar 2, a lifting adjustment assembly for changing the height of the horizontal bar 12 is disposed between the vertical bars 2,
the specific type of the anti-falling component is not limited, in the embodiment, preferably, the anti-falling component comprises a connecting rod 3, a sliding block 4, a reset spring 5, a sliding groove 6, side plates 7, a rotating shaft 15 and an arc-shaped groove 16, wherein the side plates 7 are fixedly arranged on two sides of the middle part of a fixed plate 1, the rotating shaft 15 is rotatably arranged between the two side plates 7, a vertical rod 2 is rotatably arranged on the rotating shaft 15, the bottom of the vertical rod is in sliding contact with the arc-shaped groove 16, the arc-shaped groove 16 is fixedly arranged on the fixed plate 1, two sides of the vertical rod 2 are both hinged with the sliding block 4 through the connecting rod 3, the sliding block 4 is slidably arranged in the sliding groove 6, the reset spring;
the specific type of the lifting adjusting assembly is not limited, in this embodiment, preferably, the lifting adjusting assembly includes a lifting groove 8, a rotary table 9, a lifting screw rod 10 and a mounting block 11, the lifting groove 8 is formed on the vertical rod 2, the lifting screw rod 10 is rotatably mounted in the lifting groove 8, the upper end of the lifting screw rod extends out of the vertical rod 2 and is connected with the rotary table 9, the mounting block 11 is slidably mounted in the lifting groove 8 and is in threaded connection with the lifting screw rod 10, two ends of the cross rod 12 are mounted on the mounting blocks 11 at two sides,
if a trainer kicks the cross rod 2 carelessly during hurdling training, the cross rod 12 and the vertical rod 2 are inclined by impact force, the sliding block 4 slides in the sliding groove 6 through the connecting rod 3, the reset spring 5 is compressed and stretched to form buffering, the damage to legs is reduced, and meanwhile, the vertical plate 2 can be restored to a vertical state under the action of the reset spring 5;
if the height of the cross rod 12 needs to be adjusted by a trainer, the turntables 9 above the two vertical rods 2 are rotated, and the mounting blocks 11 are rotated through the lifting screw rods 10 to adjust the height along the lifting grooves 8.
Further, in order to prevent the sliding block 4 from derailing, a guide rod 14 is fixedly installed in the sliding groove 6, and the sliding block 4 is movably sleeved on the guide rod 14.
Furthermore, in order to facilitate adjustment, an anti-slip sleeve is sleeved outside the rotary table 9.
The utility model discloses a theory of operation is:
if a trainer kicks the cross rod 2 carelessly during hurdling training, the cross rod 12 and the vertical rod 2 are inclined by impact force, the sliding block 4 slides in the sliding groove 6 through the connecting rod 3, the reset spring 5 is compressed and stretched to form buffering, the damage to legs is reduced, and meanwhile, the vertical plate 2 can be restored to a vertical state under the action of the reset spring 5;
if the height of the cross rod 12 needs to be adjusted by a trainer, the turntables 9 above the two vertical rods 2 are rotated, and the mounting blocks 11 are rotated through the lifting screw rods 10 to adjust the height along the lifting grooves 8.
Example 2
In order to facilitate the synchronous adjustment of the height of the cross bar 12, the present embodiment is further improved on the basis of embodiment 1, and the improvement lies in that: one end of the cross rod 12 is fixedly installed on one of the installation blocks 11, the other end of the cross rod is movably sleeved with a sleeve 17, the other installation block 11 is provided with a through hole 13 slightly larger than the sleeve 17, when the height of the cross rod 12 is adjusted, the height of the installation block 11 on one side of the cross rod 12 is adjusted first, and then the height of the other installation block 11 is adjusted until the sleeve 17 is inserted into the through hole 13.
In order to prevent the sleeve 17 from falling, a groove 20 is formed in the sleeve 17, a guide rod 19 is arranged in the groove 20, a corresponding limiting block 18 is arranged on the outer wall of the cross rod 12, and the limiting block 18 is movably sleeved on the outer side of the guide rod 19 and is in sliding contact with the inner wall of the groove 20.
In conclusion, by arranging the anti-falling component with the buffering function, a trainer carelessly kicks the cross rod 2 during hurdle training, the cross rod 12 and the vertical rod 2 are inclined under the impact force, the sliding block 4 slides in the sliding groove 6 through the connecting rod 3, and then the reset spring 5 is compressed and stretched to form buffering, so that the injury to legs is reduced, meanwhile, the vertical plate 2 can be restored to a vertical state under the action of the reset spring 5, and the time for holding up the hurdle is saved;
through setting up the lift adjustment subassembly, when the training person need adjust the height of horizontal pole 12, rotate the carousel 9 of two 2 tops of montant can, rotate through lift lead screw 10, make installation piece 11 carry out height control along lift groove 8, it is concrete, adjust the height of installation piece 11 of horizontal pole 12 one side earlier, adjust the height of another installation piece 11 again, until sleeve 17 insert in through-hole 13 can.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (5)
1. A hurdle frame for physical training comprises a fixed plate (1), vertical rods (2) and a cross rod (12), and is characterized in that a tilting prevention component with a buffering function is arranged between the fixed plate (1) and the vertical rods (2), a lifting adjusting component for changing the height of the cross rod (12) is arranged between the vertical rods (2),
the anti-falling assembly comprises a connecting rod (3), a sliding block (4), a reset spring (5), sliding grooves (6), side plates (7), a rotating shaft (15) and arc-shaped grooves (16), the side plates (7) are fixedly installed on two sides of the middle of a fixing plate (1), the rotating shaft (15) is rotatably installed between the two side plates (7), a vertical rod (2) is rotatably installed on the rotating shaft (15), the bottom of the vertical rod is in sliding contact with the arc-shaped grooves (16), the arc-shaped grooves (16) are fixedly formed in the fixing plate (1), the two sides of the vertical rod (2) are hinged to the sliding block (4) through the connecting rod (3), the sliding block (4) is slidably installed in the sliding grooves (6), the reset spring (5) is fixedly installed between the sliding grooves (6), and the sliding grooves (6) are symmetrically;
the lifting adjusting assembly comprises a lifting groove (8), a turntable (9), a lifting screw rod (10) and an installation block (11), the lifting groove (8) is formed in the vertical rod (2), the lifting screw rod (10) is rotatably installed in the lifting groove (8) and the upper end of the lifting screw rod extends to the outer side of the vertical rod (2) to be connected with the turntable (9), the installation block (11) is slidably installed in the lifting groove (8) and is in threaded connection with the lifting screw rod (10), and two ends of the transverse rod (12) are installed on the installation block (11) of two sides.
2. The hurdle frame for physical training according to claim 1, wherein a guide rod (14) is fixedly installed in the sliding groove (6), and the sliding block (4) is movably sleeved on the guide rod (14).
3. A hurdle for sports training according to claim 2 wherein said turntable (9) is externally sleeved with an anti-slip cover.
4. A hurdle rack for sports training according to any one of claims 1-3, wherein one end of the cross bar (12) is fixedly mounted on one of the mounting blocks (11), and the other end is movably sleeved with a sleeve (17), and the other mounting block (11) is provided with a through hole (13) slightly larger than the sleeve (17).
5. The hurdle rack for sports training according to claim 4, wherein a groove (20) is formed in the sleeve (17), a guide rod (19) is arranged in the groove (20), a corresponding limiting block (18) is arranged on the outer wall of the cross rod (12), and the limiting block (18) is movably sleeved on the outer side of the guide rod (19) and is in sliding contact with the inner wall of the groove (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020983802.XU CN212327426U (en) | 2020-06-02 | 2020-06-02 | Hurdle frame for physical training |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020983802.XU CN212327426U (en) | 2020-06-02 | 2020-06-02 | Hurdle frame for physical training |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212327426U true CN212327426U (en) | 2021-01-12 |
Family
ID=74075986
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020983802.XU Expired - Fee Related CN212327426U (en) | 2020-06-02 | 2020-06-02 | Hurdle frame for physical training |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212327426U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113230578A (en) * | 2021-06-15 | 2021-08-10 | 苏泽海 | Back-crossing type high jump and take-off posture trainer |
-
2020
- 2020-06-02 CN CN202020983802.XU patent/CN212327426U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113230578A (en) * | 2021-06-15 | 2021-08-10 | 苏泽海 | Back-crossing type high jump and take-off posture trainer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210112 Termination date: 20210602 |
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| CF01 | Termination of patent right due to non-payment of annual fee |