CN217015336U - Run-up device for professional competition - Google Patents
Run-up device for professional competition Download PDFInfo
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- CN217015336U CN217015336U CN202220543103.2U CN202220543103U CN217015336U CN 217015336 U CN217015336 U CN 217015336U CN 202220543103 U CN202220543103 U CN 202220543103U CN 217015336 U CN217015336 U CN 217015336U
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- 230000000149 penetrating effect Effects 0.000 claims description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005191 phase separation Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model provides a running aid for professional competition, which comprises a base, wherein pedals are arranged on two sides of the base, the two pedals are connected on the base in a sliding way through a sliding locking device, the base comprises a first rod body and a second rod body which are parallel to each other, the front ends of the first rod body and the second rod body are connected through a front transverse plate, the rear ends of the sliding locking devices are connected through a rear transverse plate, sliding grooves are respectively arranged at the inner sides of the front transverse plate and the rear transverse plate, the sliding locking devices comprise a first sliding plate and a second sliding plate which are arranged between the front transverse plate and the rear transverse plate, the two ends of the first sliding plate and the second sliding plate are respectively connected in the sliding grooves in a sliding way, a first upper slide bar and a first lower slide bar are arranged between the front transverse plate and the rear transverse plate above the first rod body, and a second upper slide bar and a second lower slide bar are arranged between the front transverse plate and the rear transverse plate above the second rod body. The utility model has the advantages of reasonable structural layout, high bearing strength and convenient movement, and is suitable for wide popularization and application.
Description
Technical Field
The utility model relates to a running aid for professional competition, and belongs to the technical field of sports equipment.
Background
The running aid is a commonly used starting auxiliary device for professional track and field competitions, and can effectively improve the starting speed of athletes. In the 19 th century, starting of track and field athletes is vertical starting, and due to the fact that the gravity center is too high and no good force point exists, the performance of track and field competitions is always in a delay, for example, the performance of hectometre race cannot run within 10 seconds, and Szerler of Australian sprinters is also worried, so that squatting starting is invented and running within 10 seconds is successful. Since then, the use of the starting block has become widespread in track and field competitions.
Traditional professional match is with starting up ware adopts the fixed mode that the footboard hook was hung on the base more, and its base is the phase separation with the footboard, has following problem when using: (1) because the pedal is simply hooked on the base, the strength of the force borne by the pedal is weak, and the risk of the pedal falling off or being damaged from the base exists at the moment when the athlete starts to exert force; (2) because the starting block is generally used circularly and repeatedly or the position of the starting block is required to be changed or moved continuously due to the requirement of emptying the runway when the starting block is used, the traditional starting block is designed by separating the pedal from the base, and is very inconvenient to move.
Therefore, there is a need for a running aid for professional competition, which has a reasonable structural layout, high bearing strength and convenient movement.
SUMMERY OF THE UTILITY MODEL
In order to make up for the defects of the prior art, the utility model provides the running aid for professional competition, which is reasonable in structural layout, high in bearing strength and convenient and fast to move, so that the problems in the prior art are solved.
The utility model is realized by the following technical scheme:
a running aid for professional competition comprises a rectangular base, wherein pedals are arranged on two sides of the base, the two pedals are connected to the base in a sliding mode through a sliding locking device, the base comprises a first rod body and a second rod body which are parallel to each other, the front ends of the first rod body and the second rod body are connected through a front transverse plate, the rear ends of the first rod body and the second rod body are connected through a rear transverse plate, sliding chutes are formed in the inner sides of the front transverse plate and the rear transverse plate, the sliding locking device comprises a first sliding plate and a second sliding plate which are arranged between the front transverse plate and the rear transverse plate, two ends of the first sliding plate and two ends of the second sliding plate are connected to the sliding chutes in a sliding mode, a first upper sliding rod and a first lower sliding rod are arranged between the front transverse plate and the rear transverse plate above the first rod body, a second upper sliding rod and a second lower sliding rod are arranged between the front transverse plate and the rear transverse plate above the second rod body, and a first sliding block is arranged on the first upper sliding rod and the second sliding rod, a second slide block is arranged on the second upper slide bar and the second lower slide bar in a sliding manner, the outer sides of the first slide block and the second slide block are respectively connected with the pedal, the inner sides of the first slide block and the second slide block are respectively provided with a first latch belt, the outer sides of the first slide plate and the second slide plate are respectively provided with a second latch belt which can be clamped with the first latch belt, a moving rod is arranged at the middle position of the front transverse plate and the rear transverse plate in a penetrating manner and is provided with a third latch belt, a first connecting rod which is obliquely arranged is connected between the front section of the moving rod and the first slide plate, a second connecting rod which is symmetrically arranged with the first connecting rod in a mirror image manner is connected between the front section of the moving rod and the second slide plate, a third connecting rod which is parallel to the first connecting rod is connected between the rear section of the moving rod and the first slide plate, and a fourth connecting rod which is parallel to the second connecting rod is connected between the rear section of the moving rod and the second slide plate, the base is also fixedly provided with a rotatable gear, the gear teeth of the gear are meshed with the third latch belt, and the gear is also provided with a locking device.
Further optimally, a plurality of anti-skid needles are arranged on the lower side of the base.
Further optimally, the first sliding block is sleeved on the first upper sliding rod and the first lower sliding rod through two sleeves arranged on the first sliding block.
Further optimally, the second sliding block is sleeved on the second upper sliding rod and the second lower sliding rod through two sleeves arranged on the second sliding block.
Further optimally, the grooves between the tooth bodies of the first latch belt and the second latch belt are square grooves, and the end parts of the tooth bodies are all in a pointed angle shape.
Preferably, the locking device includes a handle disposed on the gear, and a hook fixedly disposed on the base and used for hooking the handle.
Preferably, a sharp corner formed by the first connecting rod and the second connecting rod protrudes to the front side, and the hook is also arranged on the front side of the gear.
The beneficial effects of the utility model are:
1. the first sliding block can slide on the first upper sliding rod and the first lower sliding rod, and the second sliding block can slide on the second upper sliding rod and the second lower sliding rod. In addition, the first sliding block or the second sliding block is arranged on the two sliding rods, so that the pedal can be fully ensured to have better stability.
2. According to the utility model, the gear is driven to rotate by rotating the handle, so that the movable rod is pushed to move back and forth, and the first sliding plate and the second sliding plate are translated in the sliding groove by pushing the first connecting rod, the second connecting rod, the third connecting rod and the fourth connecting rod, so that the first latch belt and the second latch belt are locked and unlocked, therefore, after pedals on two sides are adjusted to proper positions, the pedals can be fixed simply and conveniently by only pulling the handle.
3. In addition, the pedal and the base are designed into a whole, so that the pedal cannot fall off from the base when the device is moved, and the device is very convenient and quick.
In conclusion, the utility model has the advantages of reasonable structural layout, high bearing strength and convenient and fast movement, and is suitable for wide popularization and application.
Drawings
FIG. 1 is a first perspective view of the present invention;
FIG. 2 is a schematic perspective view of the present invention;
FIG. 3 is a top view of the present invention;
FIG. 4 is an enlarged view of the portion A in FIG. 3;
FIG. 5 is a third schematic perspective view of the present invention;
in the figure: the device comprises a base 1, a pedal 2, a sliding locking device 3, a first rod 4, a second rod 5, a front transverse plate 6, a rear transverse plate 7, a sliding groove 8, a first sliding plate 9, a second sliding plate 10, a first upper sliding rod 11, a first lower sliding rod 12, a second upper sliding rod 13, a second lower sliding rod 14, a first sliding block 15, a second sliding block 16, a first clamping toothed belt 17, a second clamping toothed belt 18, a moving rod 19, a third clamping toothed belt 20, a first connecting rod 21, a second connecting rod 22, a third connecting rod 23, a fourth connecting rod 24, a gear 25, an anti-skidding needle 26, a sleeve 27, a square groove 28, a handle 29 and a hook 30.
Detailed Description
In order to clearly explain the technical features of the present invention, the present invention will be explained in detail by the following embodiments and the accompanying drawings.
As shown in fig. 1-5, the present embodiment provides a running aid for professional competition, comprising a rectangular base 1, two pedals 2 disposed on two sides of the base 1, the two pedals 2 slidably connected to the base 1 through a sliding lock device 3, the base 1 comprising a first rod 4 and a second rod 5 parallel to each other, the first rod 4 and the second rod 5 connected at their front ends via a front cross plate 6 and at their rear ends via a rear cross plate 7, sliding slots 8 disposed on the inner sides of the front cross plate 6 and the rear cross plate 7, the sliding lock device 3 comprising a first sliding plate 9 and a second sliding plate 10 disposed between the front cross plate 6 and the rear cross plate 7, the first sliding plate 9 and the second sliding plate 10 slidably connected at both ends within the sliding slots 8, a first upper sliding bar 11 and a first lower sliding bar 12 disposed between the front cross plate 6 and the rear cross plate 7 above the first rod 4, a second upper slide bar 13 and a second lower slide bar 14 are arranged between a front transverse plate 6 and a rear transverse plate 7 above the second rod body 5, a first slide block 15 is arranged on a first upper slide bar 11 and a first lower slide bar 12 in a sliding manner, a second slide block 16 is arranged on the second upper slide bar 13 and the second lower slide bar 14 in a sliding manner, the outer sides of the first slide block 15 and the second slide block 16 are respectively connected with the pedal 2, first latch belts 17 are arranged on the inner sides of the first slide block 15 and the second slide block 16, second latch belts 18 capable of being engaged with the first latch belts 17 are arranged on the outer sides of the first slide plate 9 and the second slide plate 10, a moving rod 19 penetrates through the middle position of the front transverse plate 6 and the rear transverse plate 7, a third latch belt 20 is arranged on the moving rod 19, a first connecting rod 21 which is obliquely arranged is connected between the front section of the moving rod 19 and the first slide plate 9, a second connecting rod 22 which is arranged in mirror symmetry with the first connecting rod 21 is connected between the front section of the moving rod 19 and the second sliding plate 10, a third connecting rod 23 which is parallel to the first connecting rod 21 is connected between the rear section of the moving rod 19 and the first sliding plate 9, a fourth connecting rod 24 which is parallel to the second connecting rod 22 is connected between the rear section of the moving rod 19 and the second sliding plate 10, a rotatable gear 25 is fixedly arranged on the base 1, the gear teeth of the gear 25 are meshed with the third clamping toothed belt 20, and the gear 25 is also provided with a locking device. A plurality of anti-skid needles 26 are arranged on the lower side of the base 1. The first slider 15 is sleeved on the first upper sliding rod 11 and the first lower sliding rod 12 through two sleeves 27 arranged on the first slider. The second slider 10 is sleeved on the second upper sliding rod 13 and the second lower sliding rod 14 through two sleeves 27 arranged on the second slider. The groove between the tooth bodies of the first latch belt 17 and the second latch belt 18 is a square groove 28, and the end parts of the tooth bodies are in a sharp angle shape. The locking device comprises a handle 29 arranged on the gear 25 and a hook 30 fixedly arranged on the base 1 and used for hooking the handle 29. The sharp corner formed by the first connecting rod 21 and the second connecting rod 22 protrudes to the front side, and the hook 30 is also arranged on the front side of the gear 25.
In use, the present embodiment is placed in a proper position according to the starting line, and due to the design of the anti-slip needle 26, the present starting device can be firmly fixed on the ground. All be equipped with two sleeves 27 on first slider 15 and the second slider 16, two sleeves 27 are located on slide bar 11, first slide bar 12, second slide bar 13 and the second slide bar 14 down in the first, so set up, can ensure first slider 15, the steady slip of second slider 16, the sportsman can adjust the position of two footboards 2 according to own demand, simultaneously, also makes this running aid have better strength of bearing. The design of the sliding grooves 8 on the front transverse plate 6 and the rear transverse plate 7 limits the sliding tracks for guiding the first sliding plate 9 and the second sliding plate 10. Because the sharp corner formed by the first connecting rod 21 and the second connecting rod 22 protrudes to the front side, when the moving rod 19 moves backwards, the included angle formed by the first connecting rod 21 and the second connecting rod 22 can be increased, and further, the included angle provides an outward thrust for the first sliding plate 9 and the second sliding plate 10. Similarly, the third connecting rod 23 and the fourth connecting rod 24 also provide an outward pushing force for the first sliding plate 9 and the second sliding plate 10, and the four connecting rods work cooperatively to ensure the translation of the first sliding plate 9 and the second sliding plate 10.
When the first sliding plate 9 and the second sliding plate 10 move outwards, the first latch belt 17 and the second latch belt 18 can be mutually clamped and locked, so that the sliding blocks are fixed; conversely, when the first and second sliding plates 9 and 10 move inward, the first and second ratchet belts 17 and 18 are disengaged, thereby allowing the pedal 2 to move freely.
In this embodiment, due to the combined structure of the third latch belt 20 and the gear 25, when the gear 25 is rotated, the movement of the moving rod 19 is pushed. Therefore, when in use, the handle 29 is only needed to be pulled off, and the pedal 2 can be locked and unlocked. After the pedal 2 is locked by rotating the handle 29, the handle 29 just moves to the hook 30 and is plugged into the hook 30, so that the gear 25 can be effectively prevented from randomly rotating, and the safety of the running aid is improved.
To sum up, this embodiment has that structural layout is reasonable, bearing strength is big and remove convenient advantage, is suitable for extensive popularization and application.
The present invention is not described in detail, but is known to those skilled in the art. Finally, the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and all of them should be covered in the claims of the present invention.
Claims (7)
1. A run-up device for professional competition comprises a rectangular base, wherein two sides of the base are respectively provided with a pedal, the two pedals are connected to the base in a sliding way through a sliding locking device, the base is characterized in that the base comprises a first rod body and a second rod body which are parallel to each other, the front ends of the first rod body and the second rod body are connected through a front transverse plate, the rear ends of the first rod body and the second rod body are connected through a rear transverse plate, sliding chutes are respectively arranged on the inner sides of the front transverse plate and the rear transverse plate, the sliding locking device comprises a first sliding plate and a second sliding plate which are arranged between the front transverse plate and the rear transverse plate, two ends of the first sliding plate and the second sliding plate are respectively connected to the sliding chutes in a sliding way, a first transverse plate upper sliding rod and a first lower sliding rod are arranged between the front transverse plate and the rear transverse plate above the first rod body, a second upper sliding rod and a second lower sliding rod are arranged between the front transverse plate and the rear transverse plate above the second rod body, a first sliding block is arranged on the first upper sliding rod and the first lower sliding rod in a sliding manner, a second sliding block is arranged on the second upper sliding rod and the second lower sliding rod in a sliding manner, the outer sides of the first sliding block and the second sliding block are respectively connected with the pedal, a first latch belt is arranged on the inner sides of the first sliding block and the second sliding block, a second latch belt capable of being clamped with the first latch belt is arranged on the outer sides of the first sliding plate and the second sliding plate, a moving rod is arranged at the middle position of the front transverse plate and the rear transverse plate in a penetrating manner, a third latch belt is arranged on the moving rod, a first connecting rod which is obliquely arranged is connected between the front section of the moving rod and the first sliding plate, a second connecting rod which is arranged in mirror symmetry with the first connecting rod is connected between the front section of the moving rod and the second sliding plate, and a third connecting rod which is parallel to the first connecting rod is connected between the rear section of the moving rod and the first sliding plate, a fourth connecting rod parallel to the second connecting rod is connected between the rear section of the moving rod and the second sliding plate, a rotatable gear is fixedly arranged on the base, the gear teeth of the gear are meshed with the third clamping toothed belt, and the gear is further provided with a locking device.
2. The running aid for professional competition according to claim 1, wherein a plurality of anti-slip pins are provided on a lower side of the base.
3. The running aid for professional competition according to claim 1, wherein the first sliding block is sleeved on the first upper sliding rod and the first lower sliding rod through two sleeves arranged on the first sliding block.
4. The running aid for professional competition according to claim 1, wherein the second sliding block is sleeved on the second upper sliding rod and the second lower sliding rod through two sleeves arranged on the second sliding block.
5. The running aid for professional competition according to claim 1, wherein the groove between the tooth bodies of the first and second latch belts is a square groove, and the end portions of the tooth bodies are all in a sharp angle shape.
6. The running aid for professional competition according to claim 1, wherein the locking device comprises a handle arranged on the gear, and a hook fixedly arranged on the base and used for hooking the handle.
7. The professional competition starting aid according to claim 6, wherein the sharp corner formed by the first link and the second link protrudes to the front side, and the hook is also provided to the front side of the gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220543103.2U CN217015336U (en) | 2022-03-14 | 2022-03-14 | Run-up device for professional competition |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220543103.2U CN217015336U (en) | 2022-03-14 | 2022-03-14 | Run-up device for professional competition |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217015336U true CN217015336U (en) | 2022-07-22 |
Family
ID=82455953
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220543103.2U Expired - Fee Related CN217015336U (en) | 2022-03-14 | 2022-03-14 | Run-up device for professional competition |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217015336U (en) |
-
2022
- 2022-03-14 CN CN202220543103.2U patent/CN217015336U/en not_active Expired - Fee Related
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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: 20220722 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |