CN215084727U

CN215084727U - Table tennis practice machine

Info

Publication number: CN215084727U
Application number: CN202120966986.3U
Authority: CN
Inventors: 刘锐
Original assignee: ABA Teachers University
Current assignee: ABA Teachers University
Priority date: 2021-05-08
Filing date: 2021-05-08
Publication date: 2021-12-10
Anticipated expiration: 2031-05-08

Abstract

A table tennis training machine relates to the field of sports training equipment and comprises a fixed frame, a mounting seat, a training component and a controller; the mounting seat is rotationally arranged on the fixed frame; the training component is arranged on the mounting seat; the training component comprises a ball storage barrel and a ball outlet assembly which are communicated with each other. The utility model is convenient to install and move; the height adjusting piece is matched with the rotating piece, so that the height and the angle of a shot are changed, the shot can be flexibly sent, the diversity and the interestingness of training contents are enhanced, and the training effect is favorably improved; the ball discharging assembly is arranged, so that a practicer can set the frequency, the strength and the quantity of balls discharged according to the technical level of the practicer, the aim of humanized training is fulfilled, the balls are automatically discharged, and the training is coherent and efficient.

Description

Table tennis practice machine

Technical Field

The utility model relates to a sports training equipment field especially relates to a table tennis machine of practising ball.

Background

Table tennis originated in the united kingdom, and "table tennis" originated in 1900, and was named because it produced a "Ping Pong" sound when struck. Table tennis is used as its official name in mainland china. The traditional table tennis training method is that one person serves the table tennis and one person receives the table tennis, the table tennis cannot be trained independently, the position, the angle, the frequency, the strength and the number of the table tennis cannot be controlled accurately, the training content is single, and the training effect is not ideal.

SUMMERY OF THE UTILITY MODEL

Objects of the invention

In order to solve the technical problem existing in the background technology, the utility model provides a table tennis training machine. The utility model is convenient to install and move; the height adjusting piece is matched with the rotating piece, so that the height and the angle of a shot are changed, the shot can be flexibly sent, the diversity and the interestingness of training contents are enhanced, and the training effect is favorably improved; the ball discharging assembly is arranged, so that a practicer can set the frequency, the strength and the quantity of balls discharged according to the technical level of the practicer, the aim of humanized training is fulfilled, the balls are automatically discharged, and the training is coherent and efficient.

(II) technical scheme

In order to solve the problems, the utility model provides a table tennis practice machine, which comprises a fixed frame, a mounting seat, a training part and a controller; the mounting seat is rotationally arranged on the fixed frame; the training component is arranged on the mounting seat; the training component comprises a ball storage barrel and a ball outlet assembly which are communicated with each other; the ball discharging assembly comprises an ejection barrel, a ball discharging pipe, a cylinder, a moving frame, a rack, an adjusting sleeve, a pushing piece, a first connecting shaft, a gear, an ejection plate, a moving rod, an adjusting seat and an elastic piece; a through groove is formed in the mounting seat; the ball outlet pipe slides along the through groove, and one end of the ball outlet pipe is communicated with the ejection barrel; the ejection plate is arranged in the ejection barrel in a sliding manner; one end of the moving rod is connected with the ejection plate, and the other end of the moving rod extends out of the ejection cylinder and is connected with the adjusting seat; the adjusting seat is provided with a guide groove; the elastic piece is sleeved on the periphery of the moving rod, one end of the elastic piece is connected with the ejection cylinder, and the other end of the elastic piece is connected with the adjusting seat; a ball inlet is arranged on one side of the ejection cylinder close to the ball outlet pipe, and an adjusting sleeve is arranged on one side far away from the ball outlet pipe; the ball storage barrel is arranged at the upper end of the ejection barrel and is communicated with the ejection barrel through a ball inlet; the gear is rotationally arranged in the adjusting sleeve; the moving frame driven by the cylinder slides between the ball inlet and the adjusting sleeve; one end of the rack is connected with the movable frame, and the other end of the rack extends into the adjusting sleeve on the corresponding side and is meshed with the gear; the first connecting shaft is rotatably arranged on the adjusting sleeve, one end of the first connecting shaft extends into the adjusting sleeve and is connected with the gear key, and the other end of the first connecting shaft is connected with the pushing piece; the pushing piece is matched with the guide groove.

Preferably, one end of the ejection plate facing the ball outlet pipe is provided with an ejection pad.

Preferably, the ball outlet end of the ball storage barrel is provided with a control valve; the control valve is in communication connection with the controller.

Preferably, the air cylinder is in communication with the controller.

Preferably, the mounting seat is provided with a height adjusting piece; the height adjusting piece comprises a moving seat, a screw rod and a first driving motor; the first driving motor is arranged on the mounting seat and is in communication connection with the controller; a lead screw driven by a driving motor is rotatably arranged on the through groove; the movable seat is connected with the ball outlet pipe and is in threaded connection with the lead screw.

Preferably, the fixing frame comprises a fixed part and a movable part; the fixing part is in a transverse U shape and clamped on the installation desktop, and the horizontal section at the upper end of the fixing part is of a frame structure; the moving part is slidably disposed on the frame structure.

Preferably, a first fixing part is arranged on the horizontal section at the lower end of the fixing part; the moving part is provided with a second fixing part.

Preferably, the first fixing piece and the second fixing piece have the same structure; the fixing piece I comprises a rotating head, a threaded rod and an adsorption head; the threaded rod is in threaded connection with the fixed part, one end close to the installation table top is connected with the adsorption head, and the other end far away from the installation table top is connected with the rotating head.

Preferably, the mounting seat is provided with a rotating piece; the rotating element comprises a rotating rod, a second driving motor, a chain wheel, a chain and a second connecting shaft; the rotating rod is rotatably arranged at one end, far away from the fixed part, of the moving part, the upper end of the rotating rod is connected with the mounting seat, and the lower end of the rotating rod is provided with a second driving motor; a chain wheel driven by a driving motor II is rotationally arranged on the rotating rod; the second connecting shaft is arranged on the moving part and positioned on two sides of the rotating rod; the middle section of the chain is meshed with the chain wheel from the lower part, and two ends of the chain are connected with the second connecting shaft on the corresponding side.

Preferably, the second driving motor is in communication connection with the controller.

The above technical scheme of the utility model has following profitable technological effect:

the fixing frame is arranged, the fixing and the storage of the device are realized through the sliding arrangement of the fixing part and the moving part, and the installation and the movement are convenient;

secondly, the utility model is provided with a height adjusting piece which is matched with a rotating piece, a moving seat drives a ball discharging component to move up and down, a rotating rod drives a mounting seat to rotate, the height and the angle of the ball discharging are changed, flexible ball serving is realized, the diversity and the interestingness of training contents are enhanced, and the training effect is favorably improved;

three, the utility model discloses set up out the ball subassembly, drive the piston rod through the cylinder and retrieve, the impeller leaves and adjusts the seat, the seat is adjusted towards driving motor two-way ejection section of thick bamboo removal to the elastic component pulling, the carriage release lever promotes to launch the board and moves towards the table tennis fast, launch the pad and hit the table tennis, make it eject from play ball pipe bullet, the practitioner of being convenient for sets up the frequency, intensity and the quantity of playing the ball according to self technical level, reach humanized training's purpose, play the ball automatically, the training links up, high efficiency.

Drawings

Fig. 1 is a schematic structural view of a folding state of the table tennis practice machine provided by the utility model.

Fig. 2 is a schematic structural view of the table tennis practice machine in an extended state according to the present invention.

Fig. 3 is a schematic structural view of a training component in the table tennis practice machine provided by the utility model.

Fig. 4 is a schematic structural diagram at a in fig. 3.

Fig. 5 is a sectional view at a in fig. 3.

Fig. 6 is a schematic structural diagram at B in fig. 5.

Fig. 7 is a schematic view of the structure at C in fig. 3.

Fig. 8 is a partial top view of the fixing frame of the table tennis training machine of the present invention.

The attached drawings are marked as follows: 1. a fixed mount; 2. a mounting seat; 3. a training component; 4. a ball storage cylinder; 5. a shooting barrel; 6. A ball outlet pipe; 7. a cylinder; 8. a movable frame; 9. a rack; 10. an adjusting sleeve; 11. a pusher member; 12. a first connecting shaft; 13. a gear; 14. ejecting a plate; 15. a travel bar; 16. an adjusting seat; 17. an elastic member; 18. A movable seat; 19. a lead screw; 20. driving a motor I; 21. ejecting the pad; 22. a fixed portion; 23. a moving part; 24. a rotating member; 25. rotating the rod; 26. a second driving motor; 27. a sprocket; 28. a chain; 29. A second connecting shaft; 30. a second fixing part; 31. rotating the head; 32. a threaded rod; 33. an adsorption head; 34. and a first fixing part.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

As shown in fig. 1-8, the utility model provides a table tennis practice machine, which comprises a fixed mount 1, a mounting seat 2, a training component 3 and a controller; the mounting seat 2 is rotationally arranged on the fixed frame 1; the training component 3 is arranged on the mounting seat 2; the training component 3 comprises a ball storage barrel 4 and a ball outlet assembly which are communicated with each other; the ball discharging assembly comprises an ejection barrel 5, a ball discharging pipe 6, a cylinder 7, a moving frame 8, a rack 9, an adjusting sleeve 10, a pushing piece 11, a first connecting shaft 12, a gear 13, an ejection plate 14, a moving rod 15, an adjusting seat 16 and an elastic piece 17; a through groove is arranged on the mounting seat 2; the ball outlet pipe 6 slides along the through groove, and one end of the ball outlet pipe is communicated with the ejection cylinder 5; the ejection plate 14 is arranged inside the ejection barrel 5 in a sliding manner; one end of the moving rod 15 is connected with the ejection plate 14, and the other end extends out of the ejection cylinder 5 and is connected with the adjusting seat 16; the adjusting seat 16 is provided with a guide groove; the elastic piece 17 is sleeved on the periphery of the moving rod 15, one end of the elastic piece is connected with the ejection cylinder 5, and the other end of the elastic piece is connected with the adjusting seat 16; a ball inlet is arranged on one side of the ejection barrel 5 close to the ball outlet pipe 6, and an adjusting sleeve 10 is arranged on one side far away from the ball outlet pipe 6; the ball storage barrel 4 is arranged at the upper end of the ejection barrel 5 and is communicated with the ejection barrel 5 through a ball inlet; the gear 13 is rotatably arranged inside the adjusting sleeve 10; the moving frame 8 driven by the cylinder 7 slides between the ball inlet and the adjusting sleeve 10; one end of the rack 9 is connected with the movable frame 8, and the other end of the rack extends into the adjusting sleeve 10 on the corresponding side and is meshed with the gear 13; the first connecting shaft 12 is rotatably arranged on the adjusting sleeve 10, one end of the first connecting shaft extends into the adjusting sleeve 10 and is connected with a gear 13 in a key mode, and the other end of the first connecting shaft is connected with the pushing piece 11; the pusher 11 cooperates with the guide groove.

In an alternative embodiment, the ejector plate 14 is provided with an ejector pad 21 at the end facing the bulb 6.

In an alternative embodiment, the ball outlet end of the ball storage barrel 4 is provided with a control valve; the control valve is in communication connection with the controller.

In an alternative embodiment, the air cylinder 7 is communicatively connected to the controller.

In an alternative embodiment, the mounting base 2 is provided with a height adjusting member; the height adjusting piece comprises a moving seat 18, a lead screw 19 and a first driving motor 20; the first driving motor 20 is arranged on the mounting base 2 and is in communication connection with the controller; a screw rod 19 driven by a first driving motor 20 is rotatably arranged on the through groove; the movable seat 18 is connected with the ball tube 6 and is in threaded connection with the lead screw 19.

In an alternative embodiment, the holder 1 comprises a fixed part 22 and a mobile part 23; the fixing part is in a transverse U shape and clamped on the installation desktop, and the horizontal section at the upper end of the fixing part is of a frame structure; the moving part 23 is slidably arranged on the frame structure.

In an alternative embodiment, a first fixing member 34 is arranged on the lower horizontal section of the fixing portion 22; the moving portion 23 is provided with a second fixing member 30.

In an alternative embodiment, the first fastener 34 and the second fastener 30 are identical in structure; the first fixing piece 34 comprises a rotating head 31, a threaded rod 32 and a suction head 33; the threaded rod 32 is connected with the fixed part 22 in a threaded manner, one end close to the installation table top is connected with the adsorption head 33, and the other end far away from the installation table top is connected with the rotating head 31.

In an alternative embodiment, the mounting seat 2 is provided with a rotating member 24; the rotating element 24 comprises a rotating rod 25, a second driving motor 26, a chain wheel 27, a chain 28 and a second connecting shaft 29; the rotating rod 25 is rotatably arranged at one end of the fixed part 22 far away from the moving part 23, the upper end of the rotating rod is connected with the mounting seat 2, and the lower end of the rotating rod is provided with a second driving motor 26; a chain wheel 27 driven by a second driving motor 26 is rotationally arranged on the rotating rod 25; the second connecting shafts 29 are arranged on the moving part 23 and are positioned on two sides of the rotating rod 25; the middle section of the chain 28 is engaged with the chain wheel 27 from the lower part, and two ends are connected with the connecting shaft II 29 on the corresponding side.

In an alternative embodiment, the second drive motor 26 is communicatively coupled to the controller.

The working principle of the utility model is as follows: before the practice of table tennis is started, the fixing part 22 of the fixing frame 1 is clamped on the mounting table, the first fixing part 34 is operated, the rotary head 31 is rotated to push the adsorption head 33 to abut against the bottom of the table top and is adsorbed and fixed, the moving part 23 is pulled out to a proper length, the first fixing part 34 is operated in the same way, the device is fixed again, a fixed service mode or a variable service mode is set according to the requirement of the practice of the table tennis, the frequency, the strength and the quantity of the table tennis are set according to the technical level of the device, the angle and the position of the ejection barrel 5 are unchanged during the fixed service mode, the table tennis falls into the ejection barrel 5 from the ball storage barrel 4, the ejection plate 14 is positioned behind the table tennis at the moment, the pushing piece 11 abuts against the adjusting seat 16, the elastic piece 17 is pulled and extended, the ball ejection assembly acts, the air cylinder 7 drives the piston rod to be recovered, the pushing piece 11 leaves the adjusting seat 16, the elastic piece 17 pulls the adjusting seat 16 to move towards the second driving motor 26 to the ejection barrel 5, the moving rod 15 pushes the ejection plate 14 to move towards the table tennis quickly, the ejection pad 21 strikes the table tennis and enables the table tennis to be ejected from the ball ejection tube 6, when the mode of the ball ejection die is changed, the height adjusting piece is matched with the rotating piece 24, the first driving motor 20 drives the screw rod 19 to rotate, the moving seat 18 drives the ball ejection assembly to move up and down, the height of the ball is changed, the second driving motor 26 drives the chain wheel 27 to move along the chain 28, the rotating rod 25 drives the mounting seat 2 to rotate, the angle of the ball is changed, after the practice is finished, the mounting seat 2 is folded, and the moving part 23 is retracted into the fixing part 22.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims

1. A table tennis training machine comprises a fixed frame (1), a mounting seat (2), a training component (3) and a controller; the mounting seat (2) is rotatably arranged on the fixed frame (1); the training component (3) is arranged on the mounting seat (2); the training component (3) comprises a ball storage barrel (4) and a ball outlet assembly which are communicated with each other;

the ball discharging assembly comprises an ejection barrel (5), a ball discharging pipe (6), a cylinder (7), a moving frame (8), a rack (9), an adjusting sleeve (10), a pushing piece (11), a first connecting shaft (12), a gear (13), an ejection plate (14), a moving rod (15), an adjusting seat (16) and an elastic piece (17); a through groove is arranged on the mounting seat (2); the ball outlet pipe (6) slides along the through groove, and one end of the ball outlet pipe is communicated with the ejection cylinder (5); the ejection plate (14) is arranged in the ejection barrel (5) in a sliding manner; one end of the movable rod (15) is connected with the ejection plate (14), and the other end of the movable rod extends out of the ejection cylinder (5) and is connected with the adjusting seat (16); a guide groove is arranged on the adjusting seat (16); the elastic piece (17) is sleeved on the periphery of the moving rod (15), one end of the elastic piece is connected with the ejection cylinder (5), and the other end of the elastic piece is connected with the adjusting seat (16); a ball inlet is arranged on one side of the ejection cylinder (5) close to the ball outlet pipe (6), and an adjusting sleeve (10) is arranged on one side far away from the ball outlet pipe (6); the ball storage barrel (4) is arranged at the upper end of the ejection barrel (5) and is communicated with the ejection barrel (5) through a ball inlet; the gear (13) is rotatably arranged in the adjusting sleeve (10); the moving frame (8) driven by the cylinder (7) slides between the ball inlet and the adjusting sleeve (10); one end of the rack (9) is connected with the movable frame (8), and the other end of the rack extends into the adjusting sleeve (10) on the corresponding side and is meshed with the gear (13); the first connecting shaft (12) is rotatably arranged on the adjusting sleeve (10), one end of the first connecting shaft extends into the adjusting sleeve (10) and is connected with the gear (13) in a key mode, and the other end of the first connecting shaft is connected with the pushing piece (11); the pushing member (11) is engaged with the guide groove.

2. A table tennis training aid as claimed in claim 1, wherein the ejector plate (14) is provided with an ejector pad (21) at its end facing the outlet tube (6).

3. The table tennis training machine according to claim 1, wherein the ball outlet end of the ball storage barrel (4) is provided with a control valve; the control valve is in communication connection with the controller.

4. A table tennis training machine according to claim 1, wherein the cylinder (7) is in communication with the controller.

5. The table tennis training machine of claim 1, wherein the mounting base (2) is provided with a height adjusting member; the height adjusting piece comprises a moving seat (18), a lead screw (19) and a first driving motor (20); the first driving motor (20) is arranged on the mounting base (2) and is in communication connection with the controller; a screw rod (19) driven by a first driving motor (20) is rotatably arranged on the through groove; the movable seat (18) is connected with the ball tube (6) and is in threaded connection with the screw rod (19).

6. A table tennis training machine according to claim 1, wherein the mounting bracket (1) comprises a fixed part (22) and a mobile part (23); the fixing part is in a transverse U shape and clamped on the installation desktop, and the horizontal section at the upper end of the fixing part is of a frame structure; the moving part (23) is slidably arranged on the frame structure.

7. The table tennis training machine according to claim 6, wherein a first fixing member (34) is provided on a lower horizontal section of the fixing portion (22); the moving part (23) is provided with a second fixing piece (30).

8. The table tennis training machine of claim 7, wherein the first fixing member (34) and the second fixing member (30) have the same structure; the first fixing piece (34) comprises a rotating head (31), a threaded rod (32) and an adsorption head (33); the threaded rod (32) is in threaded connection with the fixed part (22), one end close to the installation table top is connected with the adsorption head (33), and the other end far away from the installation table top is connected with the rotating head (31).

9. A table tennis training machine according to claim 6, wherein the mounting base (2) is provided with a rotary member (24); the rotating piece (24) comprises a rotating rod (25), a second driving motor (26), a chain wheel (27), a chain (28) and a second connecting shaft (29); the rotating rod (25) is rotatably arranged at one end of the fixed part (22) far away from the moving part (23), the upper end of the rotating rod is connected with the mounting seat (2), and the lower end of the rotating rod is provided with a second driving motor (26); a chain wheel (27) driven by a driving motor II (26) is rotationally arranged on the rotating rod (25); the second connecting shaft (29) is arranged on the moving part (23) and is positioned on two sides of the rotating rod (25); the middle section of the chain (28) is meshed with the chain wheel (27) from the lower part, and two ends of the chain are connected with the second connecting shaft (29) on the corresponding side.

10. The table tennis training machine of claim 9, wherein the second drive motor (26) is in communication with the controller.