CN111672080A - A sports sprint training device - Google Patents

Abstract

The invention relates to a sports sprint training device which comprises a base, an outbreak training unit and a handrail unit, wherein the front side of the upper end of the base is provided with the outbreak training unit, and the rear end of the base is provided with the handrail unit; the invention corrects the explosive force training posture of the sprint athlete and assists the training by a method of simulating the running posture, thereby solving the problem that the knee height of the leg kicking of the athlete and the force point of the foot are difficult to form muscle memory in the primary training; according to the invention, by protecting the training, the probability of easy fall and injury in the explosive force training of the sprint runner is reduced, and the problems that the body is unbalanced and falls and the like caused by over-violent exertion in the training process are solved.

Description

A sports sprint training device

technical field

The invention belongs to the technical field of sports training, in particular to a sports sprint training device.

Background technique

Sprint is one of the track and field events, generally including: 50-meter run, 60-meter run, 100-meter run, 200-meter run, 400-meter run, 4×100-meter relay run, etc. Complete the specified distance on the track and field at the fastest speed, and the event that runs first is the winner. In terms of energy supply for human body functions, sprinting shows that the human body maximizes the speed limit instinct of the human body and supplies energy in the form of anaerobic metabolism.

There are often the following problems in the explosive training process of sprint training: 1. In the process of training explosive power in sprinting, people often need to hold the wall or railing and keep the body leaning forward for training. However, excessive force during training often leads to body imbalance. Problems such as falls; 2. In the initial training process, the athletes often cannot reach the corresponding standard in their movements, and it is difficult to form muscle memory for the knee height of the kick and the force point of the foot.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a sports sprint training device, which has the advantages of protection during training and auxiliary posture training, and solves the above problems.

In order to achieve the above purpose, the present invention adopts the following technical solutions to achieve: a sports sprint training device, comprising a base, an explosive training unit and a handrail unit, the upper end of the base is provided with an explosive training unit on the front side, and the rear end of the base is provided with an explosive training unit. Armrest unit; the explosive training unit provides posture correction and anti-fall protection for the explosive training personnel, and the armrest unit provides protection and power point for the training personnel.

The explosive training unit includes a support frame, an adjustment mechanism, a turret, a placement frame, a reciprocating mechanism, a reciprocating guide groove, a foot pedal mechanism, a support pad and a protective belt. Mechanism, the turret is arranged on the inner end of the support frame through the bearing, the placement frame is arranged on the inner wall of the lower end of the turret, the inner wall of the lower end of the placement frame is provided with a reciprocating mechanism, the left and right ends of the Anzhi frame are symmetrically provided with reciprocating guide grooves, and the pedal mechanism is arranged in At the left and right ends of the reciprocating mechanism, the support pads are arranged on the inner walls of the left and right ends of the turret through bearings, and the front end of the turret is evenly provided with protective belts from top to bottom; The support pad supports the trainer's front chest to prevent the trainer from falling forward due to excessive force or unbalanced body. The pedal mechanism assists the trainer to grasp the forefoot as the force point, and the reciprocating mechanism drives the pedal mechanism only in reverse. The hour hand runs along the trajectory of the reciprocating guide groove, so that the trainer can exercise the knee height of the raised leg.

The reciprocating mechanism includes a support plate, a steel cable frame, a cable guide wheel, a direction changing wheel, a sliding rod, a rotating mechanism and a connecting wire cable. Cable pulley, the inner wall of the left and right ends of the placement frame is symmetrically provided with direction changing wheels, the sliding rod is arranged on the inner end of the pedal mechanism, the sliding rod is connected with the reciprocating guide groove by sliding method, and the rotating mechanism is arranged on the left and right ends of the support plate through bearings. On the inner wall, the sliding rods are connected by connecting steel cables; the connecting steel cables keep the two ends of the pedal mechanism in the opposite state of lifting and lowering, thus simulating the running posture of the human body, and the rotating mechanism makes the pedal mechanism only reciprocate counterclockwise. The groove track runs, thereby preventing the dislocation of the pedal mechanism from violating the natural movement law of the human body and preventing the training personnel from being injured.

The rotating mechanism includes a rotating column, a ratchet pawl, a bearing seat, a rotating plate, a clamping spring and a driving rod. The rotating column is arranged on the inner walls of the left and right ends of the support plate through bearings, and the outer wall of the rotating column is evenly provided with a ratchet wheel along the axial direction. The claws and the bearing seat are evenly arranged on the inner wall of the support plate along the axial direction, the rotating plate is arranged on the inner walls of the front and rear ends of the bearing seat through the bearing, a clamping spring is arranged between the rotating plate and the inner wall of the supporting plate, and the left and right ends of the rotating plate are symmetrically arranged There is a driving rod; the clamping spring pushes the rotating plate to limit the ratchet pawl, so that the rotating column can only rotate in a single direction, so that the driving rod assists the feeding of the pedal mechanism and prevents the pedal mechanism from running in the opposite direction.

The foot pedal mechanism includes a foot pedal, a limit groove, a return spring, a bearing plate and a hinge plate. The foot pedal is connected with the sliding rod in a sliding manner, and the rear end of the foot pedal is provided with a limit groove, and the limit groove passes through. The sliding mode is connected with the sliding rod, the front and rear ends of the sliding rod are symmetrically arranged with return springs, the upper end of the footboard is provided with a bearing plate through a bearing, and the rear end of the bearing plate is connected with a hinge plate through a hinged connection. The limit slot cooperates with the sliding rod, so that the foot pedal can move and rotate horizontally, so that the foot pedal can be adjusted according to the movement of the human foot. Forefoot force.

As a preferred solution of the present invention, the adjustment mechanism includes an adjustment seat, an auxiliary motor, a driving gear and a driven gear, the adjustment seat is arranged at the left end of the base, and an auxiliary motor is installed on the inner wall of the lower end of the adjustment seat through the motor seat. The right end of the output end is provided with a driving gear, the left end of the turret is provided with a driven gear, and the driving gear is connected with the driven gear by meshing. The auxiliary motor drives the turret to rotate and adjust through the cooperation of the driving gear and the driven gear.

As a preferred solution of the present invention, the connecting steel cable is sleeved on the outer walls of the guide pulley and the direction changing pulley.

As a preferred solution of the present invention, the rear end of the support pad is provided with a soft leather cover.

As a preferred solution of the present invention, the ratchet pawls and the bearing seat are arranged in a spaced distribution manner.

As a preferred solution of the present invention, the handrail unit includes a handrail frame, a lifting motor, a nut sleeve, a threaded column, a bracket and a handrail rod, the handrail frame is arranged at the rear end of the base, and the inner wall of the lower end of the handrail frame is arranged through a motor seat There is a lifting motor, the upper end of the output end of the lifting motor is provided with a nut sleeve, the threaded column is connected with the nut sleeve by threaded connection, the upper end of the threaded column is provided with a bracket, the right end of the bracket is provided with a handrail, and the handrail is connected to the handrail by sliding. connected. The lifting and lowering of the handrail is driven by the lifting motor, so as to adapt to the training habits of people with different heights and arm lengths.

The beneficial effects of the present invention are:

1. The present invention corrects and assists the sprinter's explosive training posture by simulating the running posture, thereby solving the problem that in the preliminary training, the knee height of the player's kick and the force point of the foot are often difficult to form muscle memory; the present invention By protecting the training, it reduces the probability of sprinters being prone to fall and injury during explosive training, thus solving the problem that excessive force in the training process often causes the body to fall out of balance and other problems.

2. The present invention drives the turret to rotate through the set adjustment mechanism, so that the trainer's body is maintained in a forward leaning state, and the support pad supports the trainer's front chest position to prevent the trainer from falling forward due to excessive force or unbalanced body. , the pedal mechanism assists the trainer to grasp the forefoot as the force point, and the reciprocating mechanism drives the pedal mechanism to run counterclockwise along the trajectory of the reciprocating guide groove, so that the trainer can exercise the knee height of the raised leg. .

Description of drawings

The present invention will be further described below in conjunction with the accompanying drawings and embodiments.

Fig. 1 is the structure schematic diagram of the present invention

Fig. 2 is the sectional view of the A-A section in Fig. 1 of the present invention

Fig. 3 is the sectional view of the B-B section in Fig. 1 of the present invention

Fig. 4 is the structural schematic diagram of the rotating mechanism part in the present invention

Fig. 5 is the structural representation of the pedal mechanism in the present invention

Fig. 6 is a partial enlarged view of part I in Fig. 3 of the present invention

Detailed ways

In order to make it easy to understand the technical means, creation features, achieved goals and effects of the present invention, the present invention will be further described below with reference to the specific figures.

As shown in FIGS. 1 to 6 , a sports sprint training device includes a base 1, an explosive training unit 2 and a handrail unit 3. The upper end of the base 1 is provided with an explosive training unit 2 on the front side, and the rear end of the base 1 is provided with an explosive training unit 2. There is a handrail unit 3; the explosive training unit 2 performs posture correction and anti-fall protection for the explosive training personnel, and the handrail unit 3 provides protection and a force point for the training personnel.

The explosive training unit 2 includes a support frame 21, an adjustment mechanism 22, a turret 23, a placement frame 24, a reciprocating mechanism 25, a reciprocating guide groove 26, a pedal mechanism 27, a support pad 28 and a protective belt 29. The upper end of the base 1 is left and right. A support frame 21 is symmetrically arranged, an adjustment mechanism 22 is arranged at the left end of the base 1, a turret 23 is arranged on the inner end of the support frame 21 through a bearing, a placement frame 24 is arranged on the inner wall of the lower end of the turret 23, and a reciprocating mechanism is arranged on the inner wall of the lower end of the placement frame 24. The mechanism 25, the left and right ends of the Anzhi frame are symmetrically provided with reciprocating guide grooves 26, the pedal mechanism 27 is arranged on the left and right ends of the reciprocating mechanism 25, the support pads 28 are arranged on the inner walls of the left and right ends of the turret 23 through bearings, and the front end of the turret 23 is A protective belt 29 is evenly arranged from top to bottom; the rear end of the support pad 28 is provided with a soft leather cover.

The adjustment mechanism 22 drives the turret 23 to rotate, so that the trainer's body is maintained in a forward leaning state, and the support pad 28 supports the trainer's front chest position to prevent the trainer from using too much force or the body does not maintain balance, resulting in a forward fall and injury. 27 Auxiliary trainers grasp the forefoot as a force-generating point, and the reciprocating mechanism 25 drives the pedal mechanism 27 to run counterclockwise along the trajectory of the reciprocating guide groove 26, so that the trainer can exercise the knee height of the raised leg.

The reciprocating mechanism 25 includes a support plate 251, a cable frame 252, a cable pulley 253, a direction-changing pulley 254, a sliding rod 255, a rotating mechanism 256 and a connecting cable 257. The upper end of the support plate 251 is provided with a cable frame 252. Cable pulleys 253 are symmetrically arranged on the left and right sides of the upper end of the support plate 251, and direction changing wheels 254 are symmetrically arranged on the inner walls of the left and right ends of the mounting frame 24. The sliding rod 255 is arranged on the inner end of the pedal mechanism 27. The reciprocating guide grooves 26 are connected, the rotating mechanism 256 is arranged on the inner walls of the left and right ends of the support plate 251 through bearings, and the sliding rods 255 are connected by a connecting wire 257; the connecting wire 257 is sleeved on the guide wheel 253 and on the outer wall of the steering wheel 254. Connecting the steel cable 257 makes the two ends of the pedal mechanism 27 maintain the opposite state of lifting and lowering, thereby simulating the running posture of the human body. 27 The dislocation of the structure violates the natural movement law of the human body and prevents the training personnel from being injured.

The rotating mechanism 256 includes a rotating column 2561, a ratchet pawl 2562, a bearing seat 2563, a rotating plate 2564, a clamping spring 2565 and a driving rod 2566. The rotating column 2561 is arranged on the inner walls of the left and right ends of the support plate 251 through bearings. The ratchet pawls 2562 are evenly arranged on the outer wall of the 2561 along the axial direction, the bearing seat 2563 is evenly arranged on the inner wall of the support plate 251 along the axial direction, the rotating plate 2564 is arranged on the inner walls of the front and rear ends of the bearing seat 2563 through the bearing, the rotating plate 2564 and the supporting plate A clamping spring 2565 is arranged between the inner walls of the 251, and a driving rod 2566 is symmetrically arranged at the left and right ends of the rotating plate 2564; The snap spring 2565 pushes the rotating plate 2564 to limit the ratchet pawl 2562, so that the rotating column 2561 can only rotate in a single direction, so that the driving rod 2566 assists the pedal mechanism 27 to feed, preventing the pedal mechanism 27 from running in the opposite direction.

The pedal mechanism 27 includes a pedal 271, a limit groove 272, a return spring 273, a bearing plate 274 and a hinge plate 275. The pedal 271 is connected to the sliding rod 255 by sliding, and the rear end of the pedal 271 A limit slot 272 is set up, and the limit slot 272 is connected with the sliding rod 255 by sliding. The front and rear ends of the sliding rod 255 are symmetrically provided with return springs 273. The upper end of the foot pedal 271 is provided with a bearing plate 274 through a bearing. The ends are hingedly connected with hinge plates 275 . The limit groove 272 cooperates with the sliding rod 255, so that the foot pedal 271 can move and rotate horizontally, so that the foot pedal 271 can be adjusted according to the movement of the sole of the human body, and the bearing plate 274 and the hinge plate 275 are supported by the spring, so that the The foot pedal 271 is exerted by the trainer's forefoot.

The adjusting mechanism 22 includes an adjusting base 221, an auxiliary motor 222, a driving gear 223 and a driven gear 224. The adjusting base 221 is arranged on the left end of the base 1, and an auxiliary motor 222 is installed on the inner wall of the lower end of the adjusting base 221 through the motor base. The right end of the output end of 222 is provided with a driving gear 223, the left end of the turret 23 is provided with a driven gear 224, and the driving gear 223 is connected with the driven gear 224 by meshing. The auxiliary motor 222 drives the turret 23 to rotate and adjust through the cooperation of the driving gear 223 and the driven gear 224 .

The handrail unit 3 includes a handrail frame 31, a lifting motor 32, a nut sleeve 33, a threaded column 34, a bracket 35 and a handrail rod 36. The handrail frame 31 is arranged at the rear end of the base 1, and the inner wall of the lower end of the handrail frame 31 passes through the motor seat. A lifting motor 32 is provided, the upper end of the output end of the lifting motor 32 is provided with a nut sleeve 33, the threaded column 34 is connected with the nut sleeve 33 by means of threaded connection, the upper end of the threaded column 34 is provided with a bracket 35, and the right end of the bracket 35 is provided with a handrail 36. The handrail bar 36 is connected with the handrail frame 31 in a sliding manner. The lift motor 32 drives the handrail 36 to lift and adjust, so as to adapt to the training habits of people with different heights and arm lengths.

Working principle: the auxiliary motor 222 drives the turret 23 to rotate, so that the trainer's body can maintain the forward leaning state and adjust to the most comfortable inclination angle of the athlete. The support pad 28 supports the trainer's front chest position, and the feet are placed on the footrests 271. The groove can be used to correct the running posture by simulating the pace when the momentum bursts, and the device can provide protection for the athlete's training process.

The present invention is not limited by the above-mentioned embodiments. The above-mentioned embodiments and descriptions in the specification are only to illustrate the principle of the present invention. Without departing from the spirit and scope of the present invention, the present invention will also have various changes and improvements. Variations and modifications fall within the scope of the claimed invention. The claimed scope of the present invention is defined by the appended claims and their equivalents.

Claims (6)

1. a sports sprint training device, comprising a base (1), an explosive training unit (2) and a handrail unit (3), characterized in that: the upper end of the base (1) is provided with an explosive training unit (2) on the front side. ), the rear end of the base (1) is provided with a handrail unit (3); The explosive training unit (2) comprises a support frame (21), an adjustment mechanism (22), a turret (23), a placement frame (24), a reciprocating mechanism (25), a reciprocating guide groove (26), a pedal mechanism (27), a support pad (28) and a protective belt (29), the upper end of the base (1) is provided with a support frame (21) symmetrically from left to right, the left end of the base (1) is provided with an adjustment mechanism (22), and the turret (23) passes through The bearing is arranged on the inner end of the support frame (21), the setting frame (24) is arranged on the inner wall of the lower end of the turret (23), the reciprocating mechanism (25) is arranged on the inner wall of the lower end of the setting frame (24), and the left and right ends of the safety frame are symmetrically arranged There are reciprocating guide grooves (26), the foot pedal mechanism (27) is arranged on the left and right ends of the reciprocating mechanism (25), the support pads (28) are arranged on the inner walls of the left and right ends of the turret (23) through bearings, and the turret (23) The front end is evenly provided with protective belts (29) from top to bottom; The reciprocating mechanism (25) comprises a support plate (251), a wire frame (252), a cable pulley (253), a direction changing wheel (254), a sliding rod (255), a rotating mechanism (256) and a connecting steel Cable (257), the upper end of the support plate (251) is provided with a steel cable frame (252), the upper end of the support plate (251) is symmetrically provided with guide pulleys (253) on the left and right sides, and the inner walls of the left and right ends of the placement frame (24) are symmetrically arranged on the inner walls A direction changing wheel (254) is provided, the sliding rod (255) is arranged on the inner end of the pedal mechanism (27), the sliding rod (255) is connected with the reciprocating guide groove (26) by sliding, and the rotating mechanism (256) passes through the bearing are arranged on the inner walls of the left and right ends of the support plate (251), and the sliding rods (255) are connected by connecting steel cables (257); The rotating mechanism (256) includes a rotating column (2561), a ratchet pawl (2562), a bearing seat (2563), a rotating plate (2564), a snap spring (2565) and a driving rod (2566), and the rotating column (2561) ) are arranged on the inner walls of the left and right ends of the support plate (251) through bearings, ratchet pawls (2562) are evenly arranged on the outer wall of the rotating column (2561) in the axial direction, and the bearing seats (2563) are evenly arranged on the support plate (251) in the axial direction. ) on the inner wall, the rotating plate (2564) is arranged on the inner walls of the front and rear ends of the bearing seat (2563) through bearings, a snap spring (2565) is arranged between the rotating plate (2564) and the inner wall of the supporting plate (251), and the rotating plate ( 2564) the left and right ends are symmetrically provided with driving rods (2566); The foot pedal mechanism (27) includes a foot pedal (271), a limit groove (272), a return spring (273), a bearing plate (274) and a hinge plate (275), and the foot pedal (271) slides through the The rear end of the foot pedal (271) is provided with a limit slot (272), and the limit slot (272) is connected with the slide rod (255) by sliding, and the front and rear of the slide rod (255) A return spring (273) is symmetrically arranged at both ends, a bearing plate (274) is arranged on the upper end of the foot pedal (271) through a bearing, and a hinge plate (275) is connected to the rear end of the bearing plate (274) by hinged connection. 2. A sports sprint training device according to claim 1, characterized in that: the adjustment mechanism (22) comprises an adjustment seat (221), an auxiliary motor (222), a driving gear (223) and a driven gear (224), the adjusting seat (221) is arranged on the left end of the base (1), an auxiliary motor (222) is installed on the inner wall of the lower end of the adjusting seat (221) through the motor seat, and the right end of the output end of the auxiliary motor (222) is provided with a driving gear (223) ), the left end of the turret (23) is provided with a driven gear (224), and the driving gear (223) is connected with the driven gear (224) by meshing. 3 . A sports sprint training device according to claim 1 , wherein the connecting wire rope ( 257 ) is sleeved on the outer walls of the cable guide wheel ( 253 ) and the direction changing wheel ( 254 ). 4 . 4. A sports sprint training device according to claim 1, wherein a soft leather cover is provided at the rear end of the support pad (28). 5. A sports sprint training device according to claim 1, wherein the ratchet pawl (2562) and the bearing seat (2563) are arranged in a spaced distribution manner. 6. A sports sprint training device according to claim 1, characterized in that: the handrail unit (3) comprises a handrail frame (31), a lifting motor (32), a nut sleeve (33), a threaded column (34), a bracket (35) and a handrail (36), the handrail frame (31) is arranged at the rear end of the base (1), and a lift motor (32) is arranged on the inner wall of the lower end of the handrail frame (31) through the motor seat, and the lift motor (32) The upper end of the output end is provided with a nut sleeve (33), the threaded column (34) is connected with the nut sleeve (33) by means of threaded connection, and the upper end of the threaded column (34) is provided with a bracket (35), the bracket (35) ) right end is provided with a handrail (36), and the handrail (36) is connected with the handrail (31) in a sliding manner.

Images