CN109589573B

CN109589573B - Water polo is ball door for training

Info

Publication number: CN109589573B
Application number: CN201811477528.2A
Authority: CN
Inventors: 金光红; 杨同华; 徐宝
Original assignee: Rizhao Qingchuang Intellectual Property Service Center
Current assignee: Rizhao Qingchuang Intellectual Property Service Center
Priority date: 2018-12-05
Filing date: 2018-12-05
Publication date: 2020-12-08
Anticipated expiration: 2038-12-05
Also published as: CN109589573A; CN112494905A

Abstract

The invention discloses a goal for water polo training, which belongs to the field of physical training devices and is characterized in that: comprises a frame body, a slideway, a sliding table, a vertical rod and a motor; the upright posts are positioned on two sides of the swimming pool; two ends of the cross beam are respectively positioned on the two upright posts; the frame body is positioned on the cross beam; the slideway is positioned at the rear part of the frame body, the sliding table is provided with a vertical rod, and the lower end of the vertical rod is provided with a frame body; a vertical sliding rail is arranged in front of the sliding table; a lever is arranged in the upper side direction of the sliding table, a fixed clamping block and a second convex block are arranged at one end of the lever, and a movable clamping block is arranged at the other end of the lever. Compared with the prior art have the characteristics of being convenient for the water polo is fished for and is withdrawed.

Description

Water polo is ball door for training

Technical Field

The invention relates to a sports article, in particular to a water polo training ball door which is convenient for fishing and withdrawing water polo.

Background

The water polo is a collective ball game which is carried out in water, is a game combining swimming, handball and basketball, has the game purpose similar to football, and wins the game by the party who shoots the opponent goal frequently. However, unlike football and basketball, a water polo player moves in a swimming manner during a game, and holding the ball with both hands except a goalkeeper is a foul. Therefore, it is important to perform point-to-point air pass (dry pass, shoulder pass) and shoot training at different angles and heights (spot shooting, sweeping, hanging shooting, bouncing shooting, hook shooting, dribbling, kicking, etc.) in an unstable state.

The existing handball fixed-point passing or shooting training mostly adopts the water polo field training. Because the water polo is carried out in a swimming pool, the fixed-point throwing training has the following defects: firstly, unlike the fixed basket of the basketball, the target throwing point is not well determined, and only fuzzy training is available; secondly, the water polo floats on the water surface after being thrown out, an assistant is needed to fish the water polo from time to time, otherwise the field training is influenced; and thirdly, even if the goal is used as a marker for projection training, the thrown ball needs to be fished and withdrawn, the training progress is influenced, and the goal shooting/shooting training can not be carried out at multiple points and rapidly and repeatedly like basketball and football.

In addition, the fixed-point projection training requires different heights and orientations according to the training requirements, and the swimming pool is inconvenient to carry out the movable fixed-point training like volleyball. Therefore, a training device which can realize movable fixed-point throwing training of water polo and can not cause water surface ball fishing on the full field is needed.

Disclosure of Invention

The technical task of the invention is to provide a movable water polo training ball door convenient for fishing and withdrawing a water polo, aiming at the defects of the prior art.

The technical scheme for solving the technical problem is as follows: the utility model provides a water polo is ball door for training which characterized in that: comprises a frame body, a slideway, a sliding table, a vertical rod and a motor; the two upright posts are respectively positioned at two sides of the swimming pool, the beam is positioned above the swimming pool, two ends of the beam are respectively arranged on the two upright posts, and the frame body is arranged on the beam; the slide way is positioned at the rear part of the frame body and moves along the horizontal direction; the sliding table is positioned on the front side of the slideway and can slide along the slideway; a first spring is arranged between the direction of one end of the slideway and the sliding table; a series of vertical sliding grooves are formed in the front surface of the sliding table, vertical rods are arranged on the sliding grooves, and a frame body is arranged at the lower ends of the vertical rods; the frame body is surrounded by four rod body structures hinged end to end, a torsion spring is arranged on the frame body, and the frame body is in an opening state in a natural state under the elastic action of the torsion spring; sleeving the bag on the frame body, wherein the bag is positioned at the rear side of the frame body, the front end and the rear end of the bag are respectively provided with an opening, an elastic band is arranged at the front end opening, and the size of the front end opening of the bag in a natural state is smaller than that of the water ball under the action of the elastic band; a zipper is arranged at the opening at the rear end of the bag; a bag taking device is arranged behind the sliding table, the bag taking device is of an n-shaped structure with an opening at the lower end, and when the bag filled with the balls moves upwards, the bag taking device is tightened at the opening neck of the bag; a vertical sliding rail is arranged in front of the sliding table, one end of the sliding rail is hinged with the rear surface of the frame body, and electromagnets are respectively arranged at the other end of the sliding rail and the corresponding position of the frame body; a rack is arranged on the rear side of the sliding rail, and the front side surface of the rack is matched with the sliding rail; the rear side surface of the rack is provided with a series of teeth; the output shaft of the motor is provided with a gear which is meshed with the rack; a second spring is arranged between the lower end of the rack and the lower end of the sliding rail, and the rack can be pulled downwards under the action of the second spring; a first protruding block protruding upwards is arranged at the position, close to the lower end, of the vertical rod, a c-shaped structure is arranged behind the lower end of the rack, and a groove which is concave upwards is arranged at the rear end of the c-shaped structure and can accommodate the first protruding block; a series of stop blocks are fixedly arranged on the edge of the upper side of the sliding table, and the distance between the stop blocks is equal to that between the sliding grooves; a lever is arranged in the upper side direction of the sliding table, a fixed clamping block and a second bump are arranged at one end of the lever, a movable clamping block is arranged at the other end of the lever, and the fixed clamping block and the movable clamping block both extend downwards and are clamped on the stop block; the fixed clamping block is fixed at the end part of the lever, the lever is provided with a torsion spring, and one end of the fixed clamping block is pushed downwards under the action of the torsion spring; the middle of the movable clamping block is provided with a hole matched with the lever, the lever penetrates through the hole, so that the movable clamping block can move in a certain range along the lever, the end part of one end, where the movable clamping block is located, of the lever is provided with an end cap, and the diameter of the end cap is larger than that of the main body part of the lever; a fourth spring is arranged between the end cap and the movable clamping block, the fourth spring is sleeved on the lever, two ends of the fourth spring are respectively abutted against the end cap and the movable clamping block, and the length difference between the natural state and the completely compressed state of the fourth spring is smaller than the distance between two adjacent clamping blocks; and a horizontal push rod is fixedly arranged on the side surface of the middle position of the rack and is positioned below the second bump.

Compared with the prior art, the invention has the following outstanding beneficial effects:

1. the device is a door-shaped frame device, can move on a swimming pool, trains various actions such as forecourt projection, middle and back court remote ball passing and the like;

2. the coordinate point of the pitching training is realized by adjusting the installation height and the position, and the primary and middle-grade high-grade training can be realized by using the device with different frame body diameter specifications;

3. after the ball is thrown, the ball thrown into the frame body falls into the bag and cannot stay on the water surface to influence the training.

Drawings

Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention.

Fig. 2 is an elevation view of the ramp, ramp and its ancillary structure of the present invention.

Fig. 3 is a view of the frame, the slide and the attachment structure thereof according to the present invention.

Fig. 4 is a schematic view of the construction of the bag of the present invention.

Fig. 5 is a schematic diagram of the lever structure of the present invention.

Fig. 6 is a schematic structural diagram of embodiment 2 of the present invention.

Detailed Description

The invention is further described with reference to the drawings and the detailed description.

As shown in fig. 1 to 5, embodiment 1 of the present invention includes a column 28, a cross beam 29, a frame body 19, a chute 2, a slide table 8, a vertical rod 5, and a motor 13.

The two upright posts 28 are respectively arranged at two sides of the swimming pool, the beam 29 is arranged above the swimming pool, two ends of the beam are respectively arranged on the two upright posts 28, and the frame body 19 is arranged on the beam 29.

The slide 2 is located the rear of support body 19, slide 2 moves towards along the level. The sliding table 8 is positioned on the front side of the sliding way 2 and can slide along the sliding way 2. A spring 3 is arranged between the direction of one end of the slide way 2 and the sliding table 8, and the sliding table 8 can be pushed to move under the action of the spring 3. The front surface of the sliding table 8 is provided with a series of vertical sliding grooves 6, the sliding grooves 6 are provided with vertical rods 5, and the lower ends of the vertical rods 5 are provided with frame bodies 1. Frame 1 enclose by four end-to-end articulated body of rod structures, be equipped with the torsional spring on the frame 1, make frame 1 be in the state that struts when natural state through the spring action of torsional spring, form a quadrangle structure, but when frame 1 was located slip table 8 upper chute 6, owing to receive the extrusion of other frames 1, made frame 1 close, formed collinear shaft-like structure with montant 5 jointly.

When in use, the bag 17 is sleeved on the frame body 1, the bag 17 is positioned at the rear side of the frame body 1, the front end and the rear end of the bag 17 are respectively provided with an opening, the opening at the front end is provided with an elastic band, the size of the opening at the front end of the bag 17 in a natural state is smaller than that of a water polo under the action of the elastic band, and therefore the water polo cannot fall out of the bag 17; a zipper 18 is arranged at the opening at the rear end of the bag 17, and the water polo can be conveniently taken out of the bag 17 after the zipper 18 is opened. The connection mode of the front end opening of the bag 17 and the frame body 1 can be clamped by a clamp, or a corresponding groove is arranged on the frame body 1, and the elastic band at the front end opening is tied in the groove, so that the installation of the bag 17 is realized, and meanwhile, the bag 17 can be conveniently taken down. A bag taking device 16 is arranged behind the sliding table 8, the bag taking device 16 is of an n-shaped structure with an opening at the lower end, when the bag 17 filled with balls moves upwards, the bag taking device 16 is tied at the neck of the bag 17, and when the frame body 1 continues to move upwards, the bag 17 can be taken down through the bag taking device 16.

A vertical slide rail 9 is arranged in front of the sliding table 8, one end of the slide rail 9 is hinged with the rear surface of the frame body 19, and electromagnets are respectively arranged at the other end of the slide rail 9 and the corresponding position of the frame body 19. The attraction and repulsion of the two electromagnets can be realized by setting the power supply flow direction of the two electromagnets, so that the slide rail 9 can move back and forth by a certain angle.

The rack 14 is arranged on the rear side of the slide rail 9, and the front side surface of the rack 14 is adapted to the slide rail 9, so that the rack 14 can slide up and down along the slide rail 9. The rear side of the rack 14 is provided with a series of teeth. The output shaft of the motor 13 is provided with a gear 12, and the gear 12 is meshed with a rack 14. When the electromagnet is electrified and attracted, one end of the slide rail 9 is attracted and moves forwards for a certain distance, so that the rack 14 and the gear 12 are separated. A second spring 10 is arranged between the lower end of the rack 14 and the lower end of the slide rail 9, and the rack 14 can be pulled downwards under the action of the second spring 10. The position that the montant 5 is close to the lower extreme be equipped with forward prominent lug 4, rack 14 lower extreme rear is equipped with c type structure 11, the recess that caves in forward is equipped with to c type structure 11 rear end, this recess can hold lug 4 to can drive montant 5 through lug 4 and move from top to bottom when rack 14 moves from top to bottom.

A series of stop blocks 7 are fixedly arranged on the edge of the upper side of the sliding table 8, and the distance between the stop blocks 7 is equal to the distance between the sliding grooves 6. A lever 22 is arranged in the upper side direction of the sliding table 8, a fixed clamping block 20 and a second convex block 21 are arranged at one end of the lever 22, a movable clamping block 23 is arranged at the other end of the lever 22, and the fixed clamping block 20 and the movable clamping block 23 both extend downwards and are clamped on the stop block 7. The fixed fixture block 20 is fixed at the end part of the lever 22, the lever 22 is provided with a torsion spring, and one end of the fixed fixture block 20 is pushed downwards under the action of the torsion spring; the middle of the movable clamping block 23 is provided with a hole matched with the lever 22, the lever 22 penetrates through the hole, so that the movable clamping block 23 can move along the lever 22 within a certain range, the end part of one end of the lever 22 where the movable clamping block 23 is located is provided with an end cap 25, and the diameter of the end cap 25 is larger than that of the main body part of the lever 22. A fourth spring 24 is arranged between the end cap 25 and the movable clamping block 23, the fourth spring 24 is sleeved on the lever 22, two ends of the fourth spring 24 are respectively abutted against the end cap 25 and the movable clamping block 23, and the length difference between the natural state and the fully compressed state of the fourth spring 24 is smaller than the distance between two adjacent clamping blocks 7. A horizontal push rod 15 is fixedly arranged on the side face of the middle position of the rack 14, the horizontal push rod 15 is located below the second convex block 21, and when the horizontal push rod 15 moves to the upper end along with the rack 14, the second convex block 21 can be pushed upwards.

The operation flow is as follows: when a player throws a ball for training, the button is pressed, the electromagnet is electrified and attracted, the sliding rail 9 is attracted forwards, the rack 14 is separated from the gear 12, the rack 14 is pulled downwards under the action of the second spring 10, meanwhile, the rack 14 drives one of the vertical rods 5 to move downwards, the frame body 1 is driven to move downwards, the frame body 1 is propped open under the action of the torsion spring, and therefore the ball can be thrown into the frame body 1 and fall into the bag 17. After the bag is filled with the balls, the other button is pressed to start the motor 13, one electromagnet is electrified reversely, the two electromagnets repel each other, the sliding rail 9 and the rack 14 move backwards, the rack 14 is meshed with the gear 12 again, the rack 14 is driven to move upwards through the action of the motor 13, meanwhile, the vertical rod 5 and the frame body 1 are driven to move upwards, when the bag 17 on the frame body 1 passes through the bag taking device 16, the bag 17 is separated from the frame body 1 through the bag taking device 16, the frame body 1 is reset, and the frame body 1 is closed to form a straight line through the extrusion action of the frame body 1 beside. When the rack 14 and the horizontal push rod 15 move to the upper end, the horizontal push rod 15 pushes the second convex block 21 upwards, the fixed clamping block 20 on the lever 22 moves upwards until being separated from the stop block 7, the sliding table 8 is pushed to move under the action of the first spring 3, the movable clamping block 23 is pushed to move through the stop block 7 until being pressed by the fourth spring 24, the movable clamping block 23 does not continue to move after the fourth spring 24 is pressed, the stop block 7 is blocked simultaneously, the sliding table 8 does not continue to move, and therefore the sliding table 8 only moves by the distance of the distance between two adjacent stop blocks 7 in each period. In the process, the former vertical rod 5 leaves from the rear of the rack 14, the next vertical rod 5 moves to the rear of the rack 14, then the electromagnet is electrified and attracted, and the vertical rod 5 is pushed out downwards through the second spring 10, so that the pitching training can be continued. The purpose of the movement of the slide 8 is to replace the vertical bars 5 and the frame 1, i.e. to replace the bags 17. After the bag 17 is filled with the ball, the bag is placed in the player's place to take the ball and the zipper 18 is unzipped to facilitate the player's taking of the ball.

Embodiment 1 can realize training of realizing a pitching coordinate point by setting height and position, but for the scene, direction-changing fixed-point pitching training may be required due to rapid movement of personnel, so the following improvement is made on the basis of embodiment 1, only the technical features different from embodiment 1 are explained below, and the parts which are not described are the same as embodiment 1.

In embodiment 2, as shown in fig. 6, wheels 27 are provided below the said posts 28, and rails 26 are provided on the ground on both sides of the pool to match the wheels 27, so that the wheels 27 can slide along the rails 26. The two ends of the cross beam 29 are respectively positioned on the two upright posts 28, the upright posts 28 are provided with vertical slide rails matched with the end parts of the cross beam 29, so that the end parts of the cross beam 29 move up and down along the vertical slide rails, the upright posts 28 or the cross beam 29 are provided with a power device, the power device can drive the cross beam 29 to move vertically along the upright posts 28, and the power device can be a gear rack structure, a chain wheel and chain structure or a hydraulic structure and other conventional prior art driven by a motor. The frame body 19 is positioned on the cross beam 29, and the cross beam 29 is provided with a horizontal sliding rail or the cross beam 29 is a horizontal sliding rail, so that the frame body 19 can horizontally slide along the cross beam 29. In the optimized scheme, each motor control mechanism comprises a remote controller, and a coach can realize the transverse movement of the frame body 19 through the remote controller so as to meet the training requirements of direction-changing and fixed-point pitching. The implementation of the above functions is the prior art, and will not be described in a repeated manner here.

It should be noted that while the invention has been described in detail with respect to specific embodiments thereof, it will be apparent to those skilled in the art that various obvious changes can be made therein without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a water polo is ball door for training which characterized in that: comprises a frame body, a slideway, a sliding table, a vertical rod and a motor; two sides of the swimming pool are respectively provided with an upright post; a beam is arranged above the swimming pool, two ends of the beam are respectively arranged on the two upright posts, and the frame body is arranged on the beam; the slide way is positioned at the rear part of the frame body and moves along the horizontal direction; the sliding table is positioned on the front side of the slideway and can slide along the slideway; a first spring is arranged between the direction of one end of the slideway and the sliding table; a series of vertical sliding grooves are formed in the front surface of the sliding table, vertical rods are arranged on the sliding grooves, and a frame body is arranged at the lower ends of the vertical rods; the frame body is surrounded by four rod body structures hinged end to end, a torsion spring is arranged on the frame body, and the frame body is in an opening state in a natural state under the elastic action of the torsion spring; sleeving the bag on the frame body, wherein the bag is positioned at the rear side of the frame body, the front end and the rear end of the bag are respectively provided with an opening, an elastic band is arranged at the front end opening, and the size of the front end opening of the bag in a natural state is smaller than that of the water ball under the action of the elastic band; a zipper is arranged at the opening at the rear end of the bag; a bag taking device is arranged behind the sliding table, the bag taking device is of an n-shaped structure with an opening at the lower end, and when the bag filled with the balls moves upwards, the bag taking device is tightened at the opening neck of the bag; a vertical sliding rail is arranged in front of the sliding table, one end of the sliding rail is hinged with the rear surface of the frame body, and electromagnets are respectively arranged at the other end of the sliding rail and the corresponding position of the frame body; a rack is arranged on the rear side of the sliding rail, and the front side surface of the rack is matched with the sliding rail; the rear side surface of the rack is provided with a series of teeth; the output shaft of the motor is provided with a gear which is meshed with the rack; a second spring is arranged between the lower end of the rack and the lower end of the sliding rail, and the rack can be pulled downwards under the action of the second spring; a first protruding block protruding upwards is arranged at the position, close to the lower end, of the vertical rod, a c-shaped structure is arranged behind the lower end of the rack, and a groove which is concave upwards is arranged at the rear end of the c-shaped structure and can accommodate the first protruding block; a series of stop blocks are fixedly arranged on the edge of the upper side of the sliding table, and the distance between the stop blocks is equal to that between the sliding grooves; a lever is arranged in the upper side direction of the sliding table, a fixed clamping block and a second bump are arranged at one end of the lever, a movable clamping block is arranged at the other end of the lever, and the fixed clamping block and the movable clamping block both extend downwards and are clamped on the stop block; the fixed clamping block is fixed at the end part of the lever, the lever is provided with a torsion spring, and one end of the fixed clamping block is pushed downwards under the action of the torsion spring; a hole matched with the lever is formed in the middle of the movable clamping block, the lever penetrates through the hole, an end cap is arranged at the end part of one end, where the movable clamping block is located, of the lever, and the diameter of the end cap is larger than that of the lever main body part; a fourth spring is arranged between the end cap and the movable clamping block, the fourth spring is sleeved on the lever, two ends of the fourth spring are respectively abutted against the end cap and the movable clamping block, and the length difference between the natural state and the completely compressed state of the fourth spring is smaller than the distance between two adjacent clamping blocks; and a horizontal push rod is fixedly arranged on the side surface of the middle position of the rack and is positioned below the second bump.