CN212369521U

CN212369521U - Basketball combined rotary reducing hoop shooting trainer

Info

Publication number: CN212369521U
Application number: CN202020852488.1U
Authority: CN
Inventors: 胡文娟
Original assignee: Chongqing College of Finance and Economics
Current assignee: Chongqing College of Finance and Economics
Priority date: 2020-05-20
Filing date: 2020-05-20
Publication date: 2021-01-19
Anticipated expiration: 2030-05-20

Abstract

The utility model discloses a rotatory reducing hoop shooting exerciser of basketball combination, the on-line screen storage device comprises a base, the transmission chamber has been seted up in the base, the both sides inner wall in transmission chamber rotates and is connected with two-way screw rod, symmetrical threaded connection has the movable block on the two-way screw rod, the upper end of movable block runs through the setting of transmission chamber, the transmission chamber sets up drive arrangement in one side of two-way screw rod, the outer basket pole of the vertical fixedly connected with in upper end middle part of base, flexible groove has been seted up in the outer basket pole, the vertical basket pole that has inwards to sliding connection in the flexible inslot, the middle groove has been seted up to the lower extreme of interior basket pole, vertical sliding connection has the centering rod to the middle inslot. The utility model discloses can adjust the high position of ring according to sportsman's height age, also can adjust the ring of the required type that corresponds to the backboard front end, greatly be applicable to the sportsman of different height age stages, improve the hit rate of shooting greatly, arouse the enthusiasm of sportsman to basketball movement.

Description

Basketball combined rotary reducing hoop shooting trainer

Technical Field

The utility model relates to the technical field of sports equipment, especially, relate to a rotatory reducing ring shooting exerciser of basketball combination.

Background

Basketball is a physical opponent sport that is centered on the hands. It is popular for the public because of its advantages such as antagonism, collective property, appreciation, interest and body-building.

The players who practice basketball are of large age and span and of varying heights, and because the final purpose of the basketball is to shoot the basketball into the hoop, the success of shooting is of no benefit to increase the exercise enthusiasm of the players' basketball. However, because the height and the position of the basket ring in the prior art are fixed, and the inner diameter of the basket ring is fixed, for beginners of different ages, the probability of successful shooting to the basket ring which is at a higher position and has a smaller inner diameter is lower, the learning confidence of the beginners is seriously attacked, and the popularization of basketball sports is not facilitated.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems in the background technology and providing a basketball combined rotary reducing hoop shooting trainer.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a basketball combined rotary diameter-variable basketball hoop shooting trainer comprises a base, wherein a transmission cavity is arranged in the base, the inner walls of the two sides of the transmission cavity are rotationally connected with two-way screw rods, the two-way screw rods are symmetrically and threadedly connected with moving blocks, the upper end of the moving block is arranged through a transmission cavity, a driving device is arranged on one side of the bidirectional screw rod in the transmission cavity, the middle part of the upper end of the base is vertically and fixedly connected with an outer basket pole, a telescopic groove is arranged in the outer basket pole, an inner basket rod is vertically and slidably connected in the telescopic groove, a centering groove is formed in the lower end of the inner basket rod, a centering rod is vertically and slidably connected in the centering groove, the lower end of the centering rod is fixedly connected with the upper end of the base, the middle part of the outer wall of the inner basket rod is symmetrically and fixedly connected with a lifting block, the outer basket rod is provided with a side groove in sliding connection with the lifting block, and the lifting block and the moving block which are positioned on the same side are jointly and rotatably connected with a connecting rod; the upper end of the inner basket rod is fixedly connected with a basket ring box, the basket ring box is in a large semicircular shape, the front end of the basket ring box is fixedly connected with a backboard, the front surface of the backboard is provided with an extension opening communicated with the hoop box, the center of the circle of the inner bottom end of the hoop box is fixedly provided with a stepping motor, the output end of the stepping motor is fixedly connected with an installation block, the mounting block is in a regular polygon shape, each side surface of the mounting block is provided with a basket ring extending device, the basket ring extending device comprises a basket ring connected with the mounting block through a telescopic piece, the telescopic part is composed of a plurality of X-shaped movable rods which are sequentially hinged, the end parts of the two X-shaped movable rods which are positioned at the most lateral side in the telescopic part are respectively connected with the mounting block and the basket ring in a limiting and sliding way, the side of the mounting block is embedded with an electric telescopic rod, and the telescopic end of the electric telescopic rod is fixedly connected with the intersection point of the X-shaped movable rod close to the electric telescopic rod.

Preferably, the inner top end of the transmission cavity is provided with a top groove in sliding connection with the moving block.

Preferably, the driving device comprises a speed reducing motor fixedly mounted through a motor mounting seat, the output end of the speed reducing motor is fixedly connected with a worm, and the middle part of the bidirectional screw rod is fixedly sleeved with a worm wheel meshed with the worm.

Preferably, the outer basket rod, the inner basket rod, the telescopic groove, the centering rod and the centering groove are all of square structures.

Preferably, the inner diameters of the baskets of the plurality of basket ring extension devices are sequentially reduced along the clockwise direction.

Preferably, the outer diameter of the rim is less than the width of the extension opening.

Compared with the prior art, the basketball combined rotary reducing hoop shooting trainer has the advantages that:

the utility model discloses can adjust the high position of ring according to sportsman's height age, also can adjust the ring of the required type that corresponds to the backboard front end, greatly be applicable to the sportsman of different height age stages, improve the hit rate of shooting greatly, arouse the enthusiasm of sportsman to basketball movement.

Drawings

FIG. 1 is a front perspective view of a basketball combined rotary reducing hoop shooting trainer in accordance with the present invention;

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;

fig. 3 is a perspective view of the basketball combined rotary reducing hoop shooting exerciser in a top view when the hoop does not extend out of the hoop box;

fig. 4 is a perspective view of the basketball hoop of the basketball combined rotary reducing hoop shooting exerciser of the present invention, which is overlooked when the hoop is extended out of the hoop box.

In the figure: the basketball hoop comprises a backboard 1, a hoop box 2, an extension opening 3, a mounting block 4, an electric telescopic rod 5, a telescopic piece 6, a hoop 7, a base 8, an inner basket rod 9, an outer basket rod 10, a centering rod 11, a centering groove 12, a side groove 13, a lifting block 14, a connecting rod 15, a bidirectional screw rod 16, a moving block 17, a worm gear 18, a top groove 19, a speed reducing motor 20 and a worm 21.

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.

Referring to fig. 1-4, a basketball combined rotary diameter-variable basketball hoop shooting exerciser comprises a base 8, a transmission cavity is formed in the base 8, two-way screws 16 are rotatably connected to inner walls of two sides of the transmission cavity, moving blocks 17 are symmetrically and threadedly connected to the two-way screws 16, an upper end of each moving block 17 penetrates through the transmission cavity, a driving device is arranged on one side of each two-way screw 16 of the transmission cavity, an outer basket rod 10 is vertically and fixedly connected to the middle of the upper end of the base 8, a telescopic groove is formed in each outer basket rod 10, an inner basket rod 9 is vertically and slidably connected to the inside of the telescopic groove, a centering groove 12 is formed in the lower end of each inner basket rod 9, a centering rod 11 is vertically and slidably connected to the inside of the centering groove 12, the lower end of the centering rod 11 is fixedly connected to the upper end of the base 8, lifting blocks 14 are symmetrically and fixedly connected to the middle of the outer wall of, the lifting block 14 and the moving block 17 which are positioned on the same side are connected with a connecting rod 15 in a rotating mode;

the upper end of the inner basket rod 9 is fixedly connected with a basket ring box 2, the basket ring box 2 is in a large semicircular shape, the front end of the basket ring box 2 is fixedly connected with a backboard 1, the front surface of the backboard 1 is provided with an extension opening 3 communicated with the basket ring box 2, the circle center of the inner bottom end of the basket ring box 2 is fixedly provided with a stepping motor, the output end of the stepping motor is fixedly connected with a mounting block 4, the mounting block 4 is in a regular polygon shape, each side surface of the mounting block 4 is provided with a basket ring extension device, the basket ring extension device comprises a basket ring 7 connected with the mounting block 4 through a telescopic piece 6, the telescopic piece 6 comprises a plurality of X-shaped movable rods which are sequentially hinged, each X-shaped movable rod comprises two rod bodies which are equal in length and hinged at the middle part, the end parts of the two X-shaped movable rods which are positioned at the most lateral side in the telescopic piece 6 are respectively connected with the mounting block 4 and the basket ring 7 in a, the mounting block 4 or the basket ring 7 is also connected with the sliding chute in a sliding manner, the sliding chute and the sliding chute are in a limiting effect in shape and structure, the electric telescopic rod 5 is embedded in the side face of the mounting block 4, and the telescopic end of the electric telescopic rod 5 is fixedly connected with the intersection point of the X-shaped movable rod close to the electric telescopic rod.

The inner top end of the transmission cavity is provided with a top groove 19 which is connected with the moving block 17 in a sliding manner and is used for moving the moving block 17 in the horizontal direction.

The driving device comprises a speed reducing motor 20 fixedly installed through a motor installation seat, the output end of the speed reducing motor 20 is fixedly connected with a worm 21, the middle of the bidirectional screw 16 is fixedly sleeved with a worm wheel 18 meshed with the worm 21, and the speed reducing motor 20 transmits torque to the bidirectional screw 16 through the worm 21 and the worm wheel 18 which are mutually meshed.

The outer basket rod 10, the inner basket rod 9, the telescopic grooves, the centering rod 11 and the centering groove 12 are all of square structures and have limiting effects mutually.

The inner diameters of the baskets 7 in the plurality of basket ring extending devices are sequentially reduced along the clockwise direction, and the baskets 7 with the corresponding inner diameters can be used according to the height and the age of the sporter.

The outer diameter of the basket ring 7 is smaller than the width of the extension opening 3, so that each basket ring 7 can be pushed out and cannot be clamped.

Following in the utility model discloses how to adjust basket circle 7's height and rotation according to sportsman's height age and adjust required type basket circle 7 to backboard 1 front end:

the speed reducing motor 20 transmits torque to the bidirectional screw 16 through the worm 21 and the worm wheel 18 which are meshed with each other, moves oppositely or reversely under the limit of the top groove 19 of the two moving blocks 17, and drives the inner basket rod 9 to ascend or descend through the connecting rod 15, so that the position heights of the backboard 1 and the basket ring 7 are adjusted;

in the process, the inner basket rod 9 slides in the telescopic groove in the vertical direction, the centering rod 11 slides in the centering groove 12 in the vertical direction, the components are square, the lifting stability of the backboard 1 and the basket ring 7 is greatly improved, a triangular structure with a variable shape is formed among the inner basket rod 9, the connecting rod 15 and the base 8, and the use stability and safety are further improved.

It should be noted that the stepping motor is connected to the stepping driver through a signal line, and the step angle of the stepping motor can be set by the stepping driver, which is a conventional technique in the field of motors, and not described herein, the step angle depends on the regular polygon of the mounting block 4, and hereinafter, taking the mounting block 4 as a regular triangle as an example, the step angle is 360 °/3 is 120 °.

The step motor drives the mounting block 4 to rotate step by step, a sporter can adjust the basket ring 7 with the corresponding inner diameter to the corresponding position of the extension opening 3 according to the self requirement, the corresponding electric telescopic rod 5 extends out and pushes the telescopic piece 6 to gradually expand, and referring to fig. 4, the basket ring 7 is pushed to the front end of the backboard 1 to be used;

it should be noted again that the electrical components are all connected with a control panel, and are turned on and turned off through the control panel, and the electrical components are all electrically connected with an external power supply; because the utility model discloses do not set up rain insensitive device, and useful electric component makes its especially suitable indoor gymnasium's application scene.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The basketball combined rotary reducing hoop shooting trainer comprises a base (8) and is characterized in that a transmission cavity is formed in the base (8), two-way screw rods (16) are rotatably connected to the inner walls of the two sides of the transmission cavity, moving blocks (17) are symmetrically and threadedly connected to the two-way screw rods (16), the upper ends of the moving blocks (17) penetrate through the transmission cavity, a driving device is arranged on one side of each two-way screw rod (16) of the transmission cavity, an outer basket rod (10) is vertically and fixedly connected to the middle of the upper end of the base (8), telescopic grooves are formed in the outer basket rod (10), inner basket rods (9) are vertically and slidably connected to the inner basket rods (9), centering grooves (12) are formed in the lower ends of the inner basket rods (9), centering rods (11) are vertically and slidably connected to the inner basket grooves (12), and the lower ends of the centering rods (11) are fixedly connected with the upper end of the base (8), the middle part of the outer wall of the inner basket rod (9) is symmetrically and fixedly connected with a lifting block (14), the outer basket rod (10) is provided with a side groove (13) which is in sliding connection with the lifting block (14), and the lifting block (14) and a moving block (17) which are positioned on the same side are jointly and rotatably connected with a connecting rod (15);

the basket ring extending device is characterized in that a basket ring box (2) is fixedly connected to the upper end of the inner basket rod (9), the basket ring box (2) is in a large semicircular shape, a backboard (1) is fixedly connected to the front end of the basket ring box (2), an extending opening (3) communicated with the basket ring box (2) is formed in the front face of the backboard (1), a stepping motor is fixedly mounted at the center of an inner bottom circle of the basket ring box (2), a mounting block (4) is fixedly connected to the output end of the stepping motor, the mounting block (4) is in a regular polygon shape, a basket ring extending device is arranged on each side face of the mounting block (4), the basket ring extending device comprises a basket ring (7) connected with the mounting block (4) through a telescopic piece (6), the telescopic piece (6) is composed of a plurality of X-shaped movable rods hinged in sequence, and the end portions of the two X-shaped movable rods located on the outermost sides of the telescopic piece (6) are respectively connected with the mounting block (, The basket ring (7) is in limited sliding connection, the side face of the mounting block (4) is embedded with an electric telescopic rod (5), and the telescopic end of the electric telescopic rod (5) is fixedly connected with the intersection point of the X-shaped movable rod close to the electric telescopic rod.

2. The basketball combined rotation diameter-variable basketball hoop shooting trainer as claimed in claim 1, wherein the inner top end of the transmission cavity is provided with a top groove (19) which is slidably connected with the moving block (17).

3. The basketball combined rotation diameter-variable hoop shooting exerciser as claimed in claim 1, wherein the driving device comprises a speed-reducing motor (20) fixedly mounted through a motor mounting seat, a worm (21) is fixedly connected to an output end of the speed-reducing motor (20), and a worm wheel (18) meshed with the worm (21) is fixedly sleeved in the middle of the bidirectional screw (16).

4. The basketball combined rotation diameter-variable basketball hoop shooting exerciser according to claim 1, wherein the outer basket pole (10), the inner basket pole (9), the telescopic grooves, the centering rods (11) and the centering grooves (12) are all of square structures.

5. The basketball combined rotation diameter-variable hoop shooting exerciser according to claim 1, wherein the inner diameters of the hoops (7) in the plurality of hoop stretching devices are sequentially reduced along the clockwise direction.

6. The basketball combined rotation diameter-variable basketball hoop shooting exerciser according to claim 1, wherein the outer diameter of the basketball hoop (7) is smaller than the width of the extension opening (3).