CN209967514U

CN209967514U - Take-off device for track and field training

Info

Publication number: CN209967514U
Application number: CN201920631162.3U
Authority: CN
Inventors: 王洪
Original assignee: Hunan Financial and Industrial Vocational Technical College
Current assignee: Hunan Financial and Industrial Vocational Technical College
Priority date: 2019-04-29
Filing date: 2019-04-29
Publication date: 2020-01-21
Anticipated expiration: 2029-04-29

Abstract

The utility model relates to the technical field of sports equipment, and discloses a take-off device for track and field training, which comprises a bottom plate and a take-off board, wherein the take-off board is fixed on the upper surface of the bottom plate, a plurality of expansion springs are arranged between the bottom plate and the take-off board, the tops of the expansion springs are fixedly connected with the lower surface of the take-off board through screws, and the bottoms of the expansion springs are attached to the upper surface of the bottom plate; have the bracing piece that has the gyro wheel through swivelling joint in four standing grooves at bottom plate lower surface, the rolling has the stay cord in the receipts line box of bottom plate one side simultaneously, when needs use the take-off device, can be with four gyro wheels from the bottom plate up, pull out the stay cord from receiving the line box simultaneously, drive the removal of take-off device through the pulling stay cord, make things convenient for the training person to remove the take-off device, avoid carrying the in-process of take-off device, consume too many training person's physical power, thereby influence the condition of follow-up training.

Description

Take-off device for track and field training

Technical Field

The utility model relates to a sport equipment technical field specifically is a take-off of track and field training usefulness.

Background

Sports equipment is a general term for various instruments, equipment and articles used in competitive sports competitions and body-building exercises, the sports equipment and sports are interdependent and mutually promoted, the popularization of sports and the diversification of sports items enable the types, specifications and the like of the sports equipment to be developed, in the sports competition, track and field competitions are the most common, athletes generally need track and field training between the track and field competitions, and usually in the training process, a take-off device is frequently used.

However, the prior art has the following problems:

(1) the take-off device that present track and field training used owing to consider the intensity of take-off device itself, generally adopts the steel sheet of high density or hardwood material to make, therefore the weight of self is heavier, when training, needs training personnel to carry out the take-off device from the equipment room, comparatively consumes training person's physical power at the in-process of transport to influence training person's follow-up training.

(2) The condition that skids appears in order to avoid the training person when using in the present take-off, generally at the fixed felt cloth of the upper surface of take-off board, and long-time, damaged condition appears easily in the felt cloth, and the felt of present take-off board inconvenient on the take-off board is changed, consequently when using, has certain inconvenience.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a take-off of track and field training usefulness has solved current take-off because weight is heavier, consequently in the transport, comparatively consumes training person's physical power and the long-time use of felt cloth on the take-off board, appears damaged back, is difficult to the problem of changing.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a take-off of track and field training usefulness, includes bottom plate and springboard, the springboard is fixed the upper surface of bottom plate, the bottom plate with be equipped with a plurality of expanding spring between the springboard, it is a plurality of expanding spring's top pass through the screw with the lower fixed surface of springboard is connected, and is a plurality of expanding spring's bottom with the upper surface of bottom plate laminates mutually, the bottom plate with front surface and rear surface one side of springboard all are fixed with the bandage, four standing grooves, four have been seted up to the bottom of bottom plate the inside of standing groove all rotates and is connected with the pivot, and four the inside of standing groove all passes through the pivot is rotated and is connected with the bracing piece, the surface rotation of bracing piece is connected with the gyro wheel, one side of bottom plate is equipped with the stay cord, the stay cord is kept away from the one end of bottom plate is fixed with the.

Preferably, a take-up box is fixed on one side of the base plate, a shaft rod is rotatably connected inside the take-up box, a take-up reel is fixed at the center of the outer surface of the shaft rod, the pull rope is wound on the outer surface of the take-up reel, an outlet is formed in the outer surface of the take-up box, one end of the pull rope penetrates through the outlet, and spring springs are symmetrically fixed on the outer surface of the shaft rod along the horizontal center line of the take-up reel.

Preferably, bearings are fixed at the top center and the bottom center of the take-up box, and two ends of the shaft rod are respectively connected inside the two bearings in a penetrating manner.

Preferably, the outlet is circular, and the radius of the pull ring is larger than that of the outlet.

Preferably, the upper surface symmetry of springboard is fixed with fixed rectangular, two the draw-in groove has all been seted up to fixed rectangular opposite side, and the card is equipped with an anti-skidding gasket, two between two draw-in grooves fixed rectangular one end all is fixed with the dog, the width of dog equals fixed rectangular width.

Preferably, four corners of the lower surface of the bottom plate are respectively fixed with a pad foot, and the lower surfaces of the four pad feet are respectively fixed with an anti-skid rubber gasket.

(III) advantageous effects

The utility model provides a take-off of track and field training usefulness possesses following beneficial effect:

(1) the utility model discloses a swivelling joint has the bracing piece that has the gyro wheel in four standing grooves of bottom plate lower surface, the rolling has the stay cord in the receipts line box of bottom plate one side simultaneously, when needs use the take-off device, can have four gyro wheels from the bottom plate up, pull out the stay cord from receiving the line box simultaneously, drive the removal of take-off device through the pulling stay cord, make things convenient for the training person to remove the take-off device, avoid carrying the in-process of take-off device, consume too many training person's physical power, thereby influence the condition of follow-up training.

(2) The utility model discloses a fixed strip of upper surface symmetry at the take-off board, the draw-in groove has all been seted up at fixed rectangular opposite side simultaneously, and the card is equipped with anti-skidding gasket between two draw-in grooves, when long-time use, when leading to anti-skidding gasket to appear wearing and tearing, can take anti-skidding gasket out from between two fixed strips to change, avoid the felt cloth on the take-off board of current take-off ware in the condition that appears damaged, inconvenient change.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic top view of the middle bottom plate of the present invention;

FIG. 3 is a schematic view of the internal structure of the wire-rewinding box of the present invention;

fig. 4 is a schematic structural diagram of the middle fixing strip of the present invention.

In the figure: 1. fixing the long strip; 2. a springboard; 3. a tension spring; 4. a wire rewinding box; 5. pulling a rope; 6. a pull ring; 7. a foot pad; 8. a base plate; 9. an anti-slip rubber gasket; 10. a bandage; 11. a support bar; 12. a placement groove; 13. a roller; 14. a rotating shaft; 15. an outlet; 16. a clockwork spring; 17. a bearing; 18. a shaft lever; 19. a take-up reel; 20. a stopper; 21. an anti-slip gasket; 22. a clamping 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.

As shown in fig. 1-4, the utility model provides a technical solution: a take-off device for track and field training comprises a bottom plate 8 and a take-off plate 2, wherein the take-off plate 2 is fixed on the upper surface of the bottom plate 8, a plurality of expansion springs 3 are arranged between the bottom plate 8 and the take-off plate 2, the tops of the expansion springs 3 are fixedly connected with the lower surface of the take-off plate 2 through screws, the bottoms of the expansion springs 3 are attached to the upper surface of the bottom plate 8, bandages 10 are fixed on the front surface and the rear surface of the bottom plate 8 and the side of the rear surface of the take-off plate 2, four placing grooves 12 are arranged at the bottom of the bottom plate 8, rotating shafts 14 are rotatably connected inside the four placing grooves 12, supporting rods 11 are rotatably connected inside the four placing grooves 12 through the rotating shafts 14, rollers 13 are rotatably connected to the outer surface of the supporting rods 11, a pull rope 5 is arranged on one side of the bottom plate 8, a pull ring 6 is fixed at one end of the pull rope 5, which is far away from the bottom plate 8, when the take-off device is needed, make four gyro wheels 13 and ground want the contact, simultaneously with bottom plate 8 jack-ups, insert the pull ring 6 with the finger in to pulling stay cord 5, thereby can drive the removal of take-off, make things convenient for the training person to carry out the transport of take-off, avoid consuming too much training person's physical power at the in-process of transport simultaneously, thereby influence the condition of the follow-up training of training person.

Further, one side of bottom plate 8 is fixed with receipts line box 4, the inside of receiving line box 4 is rotated and is connected with axostylus axostyle 18, the outer surface center department of axostylus axostyle 18 is fixed with take-up reel 19, stay cord 5 winding is at the surface of take-up reel 19, export 15 has been seted up to the surface of receipts line box 4, export 15 is passed to the one end of stay cord 5, the horizontal central line symmetry along take-up reel 19 of the surface of axostylus axostyle 18 is fixed with clockwork spring 16, when needs remove take-off, can pull out stay cord 5 from receiving line box 4, and drive the motivator of take-off, when removing the take-off to the position that needs, resilience through two clockwork spring 16, thereby drive the reversal of axostylus axostyle 18, and then can retrieve stay cord 6 and receive.

Further, bearings 17 are fixed at the top center and the bottom center of the wire rewinding box 4, two ends of the shaft rod 18 are respectively connected inside the two bearings 17 in a penetrating manner, and when the shaft rod 18 rotates, the two bearings 17 can enable the shaft rod 18 to rotate more smoothly.

Further, export 15 is circular form, and the radius of pull ring 6 is greater than the radius of export 15, and when retrieving stay cord 5, pull ring 6 can remain throughout in the outside of receiving line box 4, avoids stay cord 5 to be retrieved completely to the inside of receiving line box 4 to inconvenient follow the condition of pulling out in receiving line box 4 with stay cord 5 once more.

Further, the upper surface symmetry of take-off board 2 is fixed with fixed rectangular 1, draw-in groove 22 has all been seted up to the opposite side of two fixed rectangular 1, the card is equipped with an anti-skidding gasket 21 between two draw-in grooves 22, the one end of two fixed rectangular 1 all is fixed with dog 20, the width of dog 20 equals the width of fixed rectangular 1, when long-time use, when leading to anti-skidding gasket 21 on the take-off board 2 to appear damaged, can take anti-skidding gasket 21 out from the draw-in groove 22 on two fixed rectangular 1, and change new anti-skidding gasket 21, the felt cloth on the take-off board 2 of avoiding current take-off ware is appearing damaged, the inconvenient condition of changing.

Further, four corners of the lower surface of the bottom plate 8 are all fixed with the pad feet 7, the lower surfaces of the four pad feet 7 are all fixed with the anti-slip rubber gaskets 9, when the device is used, the anti-slip rubber gaskets 9 at the bottoms of the four pad feet 7 can play an anti-slip role when the device is used, and the condition that the device slides when the device is used is avoided.

To sum up, the utility model discloses a work flow: when the jumping device is needed, the rollers 13 in the four placing grooves 12 on the lower surface of the bottom plate 8 can be rotated to make the four rollers 13 contact with the ground, the bottom plate 8 is jacked up, fingers are inserted into the pull ring 6 to pull the pull rope 5 out of the take-up box 4, and the pull rope 5 is pulled, so that the jumping device can be driven to move, the carrying of the jumping device by a trainer is facilitated, meanwhile, the condition that the physical strength of the trainer is excessively consumed in the carrying process to influence the subsequent training of the trainer is avoided, when the jumping device is moved to a needed position, the resilience force of the two spring springs 16 is utilized to drive the shaft lever 18 to reversely rotate, so that the pull rope 5 can be recovered into the take-up box 4, the influence of the pull rope 5 on the training is avoided when the jumping device is used for a long time, when the anti-skid gasket 21 on the jumping plate 2 is damaged, can take anti-skidding gasket 21 out from draw-in groove 22 on two fixed rectangular 1 to change new anti-skidding gasket 21, avoid the felt cloth on the springboard 2 of current take-off device appearing damaged, the inconvenient condition of changing.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a take-off of track and field training usefulness, includes bottom plate (8) and take-off board (2), its characterized in that: the jumping board (2) is fixed on the upper surface of the bottom board (8), a plurality of telescopic springs (3) are arranged between the bottom board (8) and the jumping board (2), the tops of the telescopic springs (3) are fixedly connected with the lower surface of the jumping board (2) through screws, the bottoms of the telescopic springs (3) are attached to the upper surface of the bottom board (8), bandages (10) are fixed on one sides of the front surface and the rear surface of the bottom board (8) and the jumping board (2), four placing grooves (12) are formed in the bottom of the bottom board (8), rotating shafts (14) are rotatably connected inside the four placing grooves (12), supporting rods (11) are rotatably connected inside the four placing grooves (12) through the rotating shafts (14), and idler wheels (13) are rotatably connected to the outer surface of the supporting rods (11), one side of the bottom plate (8) is provided with a pull rope (5), and one end of the pull rope (5) far away from the bottom plate (8) is fixed with a pull ring (6).

2. The takeoff device for track and field training of claim 1, wherein: a take-up box (4) is fixed on one side of the bottom plate (8), a shaft rod (18) is rotatably connected inside the take-up box (4), a take-up reel (19) is fixed at the center of the outer surface of the shaft rod (18), the pull rope (5) is wound on the outer surface of the take-up reel (19), an outlet (15) is formed in the outer surface of the take-up box (4), one end of the pull rope (5) penetrates through the outlet (15), and spring springs (16) are symmetrically fixed on the outer surface of the shaft rod (18) along the horizontal center line of the take-up reel (19).

3. The takeoff device for track and field training of claim 2, wherein: bearings (17) are fixed at the top center and the bottom center of the wire take-up box (4), and two ends of the shaft lever (18) are respectively connected inside the two bearings (17) in a penetrating manner.

4. The takeoff device for track and field training of claim 3, wherein: the outlet (15) is circular, and the radius of the pull ring (6) is larger than that of the outlet (15).

5. The takeoff device for track and field training of claim 1, wherein: the upper surface symmetry of springboard (2) is fixed with fixed rectangular (1), two draw-in groove (22) have all been seted up to the opposite side of fixed rectangular (1), and the card is equipped with one anti-skidding gasket (21) between two draw-in grooves (22), two the one end of fixed rectangular (1) all is fixed with dog (20), the width of dog (20) equals the width of fixed rectangular (1).

6. The takeoff device for track and field training of claim 1, wherein: four corners of the lower surface of the bottom plate (8) are respectively fixed with a pad foot (7), and the lower surfaces of the pad feet (7) are respectively fixed with an anti-skid rubber gasket (9).