CN111773642B

CN111773642B - Intelligent ball picking device for physical education training

Info

Publication number: CN111773642B
Application number: CN202010555349.7A
Authority: CN
Inventors: 周新宁; 黄健
Original assignee: Chongqing Three Gorges University
Current assignee: Chongqing Three Gorges University
Priority date: 2020-06-17
Filing date: 2020-06-17
Publication date: 2021-08-10
Anticipated expiration: 2040-06-17
Also published as: CN111773642A

Abstract

The utility model provides a sports teaching training is with intelligent ball device of picking up, includes the bounding wall of rectangle and picks up the ball device, and the department sets up the table tennis table in the middle of the bounding wall is inside, and table tennis table left end sets up the table tennis service robot, picks up the ball device and includes the box that the opening faces down, and the middle part is equipped with vertical body in the box, box top fixed mounting second motor, and the vertical axis is located the fixed suit flood dragon blade of the part periphery in the pipe, and the universal wheel is all installed to the bottom of box. Enclose into the training field of a plurality of rectangles through the bounding wall with the training field, all cooperate the installation table tennis table in every training field, table tennis service robot and pick up the ball device, the training person only needs to enter into the training state that gets into that the training field that corresponds can be quick, whole device can realize picking up the ball automatically, for table tennis service robot confession ball function, the training efficiency and the intensity of improvement table tennis that can be very big, a small number of not picking up the table tennis on the ball device walking route, the training person stirs it near at will and can pick up through picking up the ball device is automatic.

Description

Intelligent ball picking device for physical education training

Technical Field

The invention belongs to the field of ball picking devices, and particularly relates to an intelligent ball picking device for physical education training.

Background

The practice of "multiple balls" in a gym is a common and effective training mode, and the goal of fixing the swing posture is achieved by hitting multiple balls at fixed points or multiple points continuously. This can use table tennis service robot to train, nevertheless at training at every turn after, the table tennis of beating scatters everywhere, and most balls can roll and fall to the wall limit and can rail limit, mostly rely on the manual work to bow to pick up the ball now, not only consume physical power, pick up the ball inefficiency moreover.

Disclosure of Invention

The invention provides an intelligent ball picking device for physical education training, which is used for overcoming the defects in the prior art.

The invention is realized by the following technical scheme:

an intelligent ball picking device for physical education teaching training comprises a rectangular coaming and a ball picking device, wherein a table tennis table is arranged in the middle of the interior of the coaming, and a table tennis service robot is arranged at the left end of the table tennis table; the ball picking device comprises a box body with a downward opening, a vertical pipe body is arranged in the middle of the box body, the upper end of the pipe body is fixedly connected with the top of the box body, a vertical shaft is arranged in the pipe body, the upper end of the vertical shaft penetrates out of the top of the box body and is connected with the box body through a bearing, a second motor is fixedly arranged at the top of the box body and is connected with the vertical shaft through a gear assembly, flood dragon blades are fixedly sleeved on the periphery of the part, located in the pipe body, of the vertical shaft, universal wheels are arranged at four corners of the bottom of the box body, grooves are formed in the middles of the four edges of the box body, rollers with shafts are arranged in the grooves, the shafts of the rollers are vertical, the upper ends and the lower ends of the shafts of the rollers are connected with inner wall bearings of the grooves, vertical first motors are fixedly arranged in the grooves, output shafts of the first motors are connected with the corresponding shafts of the rollers through chain wheel assemblies, and four baffles are fixedly arranged on the periphery of the lower end of the pipe body in an equidistant annular distribution manner, one end of each baffle is fixedly connected with the side wall of the pipe body, the other end of each baffle points to one universal wheel, a through groove is formed in the lower end of the pipe body and is positioned between two adjacent baffles, the height of the through groove is greater than that of a table tennis ball, a circle of rubber plate is fixedly installed on the inner circle of each baffle corresponding to the height of the roller, a circle of steel plate is fixedly installed on the inner circle of each baffle, the steel plate is positioned on the lower side of the rubber plate, a plurality of electromagnets are fixedly installed on the four outer side surfaces of the box body and correspond to the height of the steel plate, the electromagnets on the same side surface form a group, the electromagnets corresponding to the heights of the electromagnets in the middle of the four side surfaces of the box body are fixedly installed close to the sensors, the box body is positioned between the table tennis ball serving machine and the baffles, a table tennis ball outlet is formed in the upper side surface of the box body, a door plate is arranged outside the table tennis outlet in a hinged mode, the upper end of the door plate is hinged to the upper portion of the inner side surface of the table tennis outlet through an electric telescopic rod, the switching of electric telescopic handle's flexible steerable door plant, upper portion is equipped with the plate body of slope in the box, the body passes the middle part of plate body and both fixed connection, the plate body inclines towards one side of ball outlet, ball outlet bottom and the lower one end upside parallel and level of plate body, be equipped with controller and power in the box, first motor, the second motor, electric telescopic handle, be close to the inductor, the electro-magnet all links to each other with controller and power, the pipe side is close to upper end department and sets up the through-hole of several evenly distributed, the through-hole diameter is greater than table tennis diameter, on the box with have two gyro wheels and rubber slab contact all the time at least.

According to the intelligent ball picking device for physical education training, the plate body is in an arc shape with the concave surface facing upwards.

According to the intelligent ball picking device for physical education training, the guide plate which is inclined downwards is fixedly installed on the lower side of the outer end of the ball outlet, and the lower end of the guide plate is higher than the upper end of a ball storage device of a table tennis service robot.

The invention has the advantages that: the ball picking device automatically travels clockwise (overlooking direction) along the inner ring of the coaming under the control of the controller, can automatically pick up the table tennis which is rolled to be close to the coaming, and finally automatically put into a ball storage device of the table tennis service robot to serve the table tennis service robot. When the invention works, the initial position is as shown in the figure, the ball picking device is positioned between the inner sides of the table tennis ball serving machine and the coaming, the table tennis ball serving machine launches the table tennis balls in the ball storage device, a trainer is positioned at the right side of the table tennis table to carry out ball receiving training, the table tennis balls can fall to the ground after being received and mostly roll to the vicinity of the coaming, the first motor and the second motor are started, the first motor drives the corresponding roller to rotate, a group of electromagnets at the side surface of the box body close to the coaming are in an electrified state, under the magnetic force action between the group of electromagnets and the steel plate, two corresponding rollers at the side surface are tightly pressed on the rubber plate, enough friction force is ensured between the rollers and the rubber plate, under the rolling of the rollers, the ball picking device walks along the rubber plate, the table tennis balls on a walking route can move to the through groove and enter the pipe body through the through groove under the matching of the corresponding two baffles, the rotation of the auger blade can drive the table tennis balls entering the tube body to rise to the through hole, fall to the upper side of the plate body through the through hole and be temporarily stored, at the moment, the door plate is in a closed state, when the ball picking device moves to a corner in the enclosing plate, the proximity sensor corresponding to the advancing direction on the box body senses a proximity signal and transmits the signal to the controller, the controller controls the electromagnet on the same side with the proximity sensor to be electrified and controls the electromagnet on the adjacent side surface to be powered off, under the matching of the suction force of the group of electromagnets and the steel plate and the rotation of the roller, the walking route of the ball picking device continues to move forwards after being changed by ninety degrees, the ball picking device can automatically walk along the inner circle of the enclosing plate in a rectangular route and pick up most scattered table tennis balls on the inner side of the enclosing plate and the corner, when the ball picking device moves to the initial position, the door plate is opened, the table tennis balls on the plate body roll into, supply with table tennis service robot and continue service use, enclose into the training field of a plurality of rectangles through the bounding wall with the training field, all cooperate the installation table tennis table in every training field, table tennis service robot and pick up the ball device, the trainer only needs to enter into the training field that corresponds can be quick gets into the training state, whole device can realize automatic picking up the ball, for table tennis service robot ball supply function, powerful, the training efficiency and the intensity of improvement table tennis that can be very big, some table tennis that are not on picking up ball device walking route are few, the trainer stirs it at will near the bounding wall and can pick up through picking up the ball device is automatic, the work degree of difficulty of training partner has been reduced, more need not be equipped with and pick up ball staff, the human cost is reduced.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a state diagram of the architecture of the present invention; FIG. 2 is an enlarged view of the view from the direction A of FIG. 1; FIG. 3 is a view from the direction B of FIG. 2; FIG. 4 is an enlarged view of a portion I of FIG. 1; FIG. 5 is a partial enlarged view of section II of FIG. 2; fig. 6 is a sectional view of the plate body 21.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

An intelligent ball picking device for physical education training comprises a rectangular coaming 1 and a ball picking device, wherein a table tennis table 2 is arranged in the middle of the interior of the coaming 1, and a table tennis service robot 3 is arranged at the left end of the table tennis table 2; the ball picking device comprises a box body 4 with a downward opening, a vertical pipe body 5 is arranged in the middle of the inside of the box body 4, the upper end of the pipe body 5 is fixedly connected with the top of the inside of the box body 4, a vertical shaft 6 is arranged inside the pipe body 5, the upper end of the vertical shaft 6 penetrates out of the top of the box body 4 and is connected with the top of the box body 4 through a bearing, a second motor 7 is fixedly arranged at the top of the box body 4, the second motor 7 is connected with the vertical shaft 6 through a gear assembly, flood dragon blades are fixedly sleeved on the periphery of the part of the vertical shaft 6 positioned in the pipe body 5, universal wheels 8 are arranged at four corners of the bottom of the box body 4, grooves 9 are formed in the middles of the four edges of the box body 4, rollers 10 with self-provided shafts are arranged in the grooves 9, the shafts of the rollers 10 are vertical, the upper ends and the lower ends of the shafts of the rollers 10 are connected with inner wall bearings of the grooves 9, vertical first motors 11 are fixedly arranged inside the grooves 9, the output shafts of the first motors 11 are connected with the corresponding shafts of the rollers 10 through chain wheel assemblies, four baffles 12 which are distributed in an equidistant annular mode are fixedly installed on the periphery of the lower end of the tube body 5, one end of each baffle 12 is fixedly connected with the side wall of the tube body 5, the other end of each baffle 12 points to one universal wheel 8, a through groove 13 is formed between every two adjacent baffles 12 at the lower end of the tube body 5, the height of the through groove 13 is larger than that of a table tennis ball, a circle of rubber plate 14 is fixedly installed on the inner ring of the enclosing plate 1 corresponding to the height of the roller, a circle of steel plate 15 is fixedly installed on the inner ring of the enclosing plate 1, the steel plate 15 is positioned on the lower side of the rubber plate, a plurality of electromagnets 16 are fixedly installed on the four outer side surfaces of the box body 4 corresponding to the height positions of the steel plate 15, a plurality of electromagnets 16 positioned on the same side surface form a group, a proximity sensor 17 is fixedly installed on the middle of the four side surfaces of the box body 4 corresponding to the height of the electromagnets 16, the box body 4 is positioned between the table tennis ball serving machine 3 and is provided with a ball outlet 18 facing the upper side surface of the table tennis ball serving machine 3, the outer side of the ball outlet 18 is provided with a door plate 19 in a matched mode, the upper end of the door plate 19 is hinged to the upper portion of the outer side of the ball outlet 18, the inner top of the ball outlet is hinged to the inner side of the door plate 19 through an electric telescopic rod 20, the door plate 19 can be controlled to be opened and closed through the expansion of the electric telescopic rod 20, the upper portion of the inner portion of the box body 4 is provided with an inclined plate body 21, the pipe body 5 penetrates through the middle of the plate body 21 and is fixedly connected with the plate body 21, the plate body 21 inclines towards one side of the ball outlet 18, the bottom of the ball outlet 18 is flush with the upper side of the lower end of the plate body 21, a controller and a power supply are arranged in the box body, a first motor, a second motor, the electric telescopic rod, a proximity sensor, an electromagnet is connected with the controller and the power supply, a plurality of uniformly distributed through holes 22 are formed in the side of the pipe body close to the upper end, the diameter of the through holes 22 is larger than the diameter of a table tennis ball, and at least two rollers are always in contact with the rubber plate 14 on the box body. The ball picking device automatically travels clockwise (overlooking direction) along the inner ring of the coaming 1 under the control of the controller, can automatically pick up the table tennis which rolls to the vicinity of the coaming 1, and finally automatically put into the ball storage device of the table tennis service robot 3 for serving the table tennis service robot. When the invention works, the initial position is as shown in figure 1, the ball picking device is positioned between the inner sides of the table tennis ball serving machine and the coaming 1, the table tennis ball serving machine launches the table tennis balls in the ball storage device, a trainer is positioned at the right side of the table tennis table 2 to carry out ball receiving training, the table tennis balls can fall to the ground and mostly roll to the vicinity of the coaming 1 after being received, the first motor and the second motor are started, the first motor drives the corresponding roller 10 to rotate, a group of electromagnets at the side face of the box body close to the coaming are in an electrified state, under the magnetic force action between the group of electromagnets and the steel plate, two corresponding rollers at the side face are tightly pressed on the rubber plate, enough friction force is ensured between the rollers and the rubber plate, under the rolling of the rollers, the ball picking device walks along the rubber plate, the balls on a walking route can move to the penetrating groove and enter the pipe body 5 through the penetrating groove under the cooperation of the corresponding two baffles 12, the rotation of the auger blade can drive the table tennis balls entering the tube body 5 to rise to the through hole 22 and fall to the upper side of the plate body 21 through the through hole 22 for temporary storage, at the moment, the door plate is in a closed state, when the ball picking device moves to a corner in the enclosing plate, the proximity sensor corresponding to the advancing direction on the box body senses a proximity signal and transmits the signal to the controller, the controller controls the electromagnet on the same side with the proximity sensor to be electrified and controls the electromagnet on the adjacent side to be powered off, the walking route of the ball picking device continues to move forwards after being changed by ninety degrees under the matching of the attraction of the group of electromagnets and the steel plate and the rotation of the roller, the ball picking device can automatically walk along the inner circle of the enclosing plate in a rectangular route through the process, and pick up most of the scattered table tennis balls on the inner side of the enclosing plate and the door plate when the ball picking device moves to an initial position, the table tennis on the plate body rolls through the ball outlet and falls into the ball storage device 24, and is supplied to the table tennis service robot to continue serving balls, the training field is surrounded into a plurality of rectangular training fields through the surrounding plates 1, a table tennis table is installed in each training field in a matched mode, the table tennis service robot and the ball picking device are installed in each training field, a trainer only needs to enter the corresponding training field to quickly enter a training state, the whole device can automatically pick balls and supply the table tennis service robot with the table tennis service robot, the function is powerful, the training efficiency and the strength of the table tennis can be greatly improved, a small number of table tennis which is not on the walking route of the ball picking device are needed, the trainer randomly stirs the table tennis to be near the surrounding plates and can automatically pick the table tennis, the working difficulty of an attendant is reduced, the table tennis worker does not need to be equipped, and the labor cost is reduced.

Specifically, as shown in fig. 6, the plate body 21 of the present embodiment has an arc shape with a concave surface facing upward. The design can facilitate the table tennis balls stored on the plate body 1 to be discharged from the ball outlet 18.

Specifically, as shown in fig. 2, the ball storage device is a table tennis container of a table tennis service robot, and a plurality of table tennis balls can be placed in the ball storage device, and the table tennis service robot can launch the table tennis balls in the ball storage device in sequence, which is the prior art, the guide plate 23 of the downward inclination is fixedly installed at the lower side of the outer end of the ball outlet, and the lower end of the guide plate 23 is higher than the upper end of the ball storage device 24 of the table tennis service robot. The design can facilitate rolling of table tennis balls into the ball storage device 24.

Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a sports teaching training is with intelligent ball device of picking up which characterized in that: the table tennis ball picking device comprises a rectangular coaming (1) and a ball picking device, wherein a table tennis table (2) is arranged in the middle of the interior of the coaming (1), and a table tennis ball serving machine (3) is arranged at the left end of the table tennis table (2); the ball picking device comprises a box body (4) with a downward opening, a vertical pipe body (5) is arranged in the middle of the interior of the box body (4), the upper end of the pipe body (5) is fixedly connected with the top of the interior of the box body (4), a vertical shaft (6) is arranged inside the pipe body (5), the upper end of the vertical shaft (6) penetrates out of the top of the box body (4) and is connected with the top of the interior of the box body (4) through a bearing, a second motor (7) is fixedly installed at the top of the box body (4), the second motor (7) is connected with the vertical shaft (6) through a gear assembly, a flood dragon blade is fixedly sleeved at the periphery of the part of the vertical shaft (6) positioned in the pipe body (5), universal wheels (8) are installed at four corners of the bottom of the box body (4), grooves (9) are formed in the middles of the four edges of the box body (4), rollers (10) with shafts with self shafts are arranged in the grooves (9), the shafts of the rollers (10) are vertical, the upper ends and the lower ends of the shafts of the rollers (10) are connected with bearings of the inner walls of the grooves (9), the vertical first motor (11) is fixedly installed inside the groove (9), the output shaft of the first motor (11) is connected with the shaft of the corresponding roller (10) through a chain wheel assembly, four baffle plates (12) which are distributed in an equidistant annular mode are fixedly installed on the periphery of the lower end of the pipe body (5), one ends of the baffle plates (12) are fixedly connected with the side wall of the pipe body (5), the other ends of the baffle plates (12) point to one universal wheel (8), a through groove (13) is formed between every two adjacent baffle plates (12) at the lower end of the pipe body (5), the height of the through groove (13) is larger than the height of a table tennis ball, a circle of rubber plate (14) is fixedly installed on the inner ring of the coaming (1) corresponding to the height of the roller, a circle of steel plate (15) is fixedly installed on the inner ring of the coaming (1), the steel plate (15) is located on the lower side of the rubber plate, and a plurality of electromagnets (16) are fixedly installed on the four outer side faces of the box body (4) corresponding to the height positions of the steel plate (15), a plurality of electromagnets (16) positioned on the same side face are in a group, a proximity sensor (17) is fixedly installed in the middle of four side faces of the box body (4) corresponding to the height of the electromagnets (16), the box body (4) is positioned between the table tennis ball serving machine (3) and the enclosing plate, a ball outlet (18) is formed in the upper side of the side face, facing the table tennis ball serving machine (3), of the box body (4), a door plate (19) is arranged on the outer side of the ball outlet (18) in a matched mode, the upper end of the door plate (19) is hinged with the upper portion of the outer side of the ball outlet (18), the inner top of the ball outlet is hinged with the inner side of the door plate (19) through an electric telescopic rod (20), the door plate (19) can be controlled by stretching of the electric telescopic rod (20) to be opened and closed, an inclined plate body (21) is arranged on the inner upper portion of the box body (4), the pipe body (5) penetrates through the middle portion of the plate body (21) and is fixedly connected with the middle portion, the plate body (21) inclines towards one side of the ball outlet (18), go out ball mouth (18) bottom and the lower one end upside parallel and level of plate body (21), be equipped with controller and power in the box, first motor, the second motor, electric telescopic handle, be close to the inductor, the electro-magnet all links to each other with controller and power, pipe side is close to upper end department and sets up through-hole (22) of several evenly distributed, through-hole (22) diameter is greater than table tennis ball diameter, with have two gyro wheels and rubber slab (14) contact all the time on the box, plate body (21) are concave surface arc up.

2. The intelligent ball picking device for sports teaching training according to claim 1, characterized in that: a guide plate (23) which inclines downwards is fixedly arranged at the lower side of the outer end of the ball outlet, and the lower end of the guide plate (23) is higher than the upper end of a ball storage device (24) of the table tennis service robot.