CN214512623U

CN214512623U - Table tennis emitter for table tennis teaching

Info

Publication number: CN214512623U
Application number: CN202023293818.7U
Authority: CN
Inventors: 谢辰龙; 夏宇彪; 张紫桐; 赵瑞洋
Original assignee: Hubei University of Technology
Current assignee: Hubei University of Technology
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-10-29
Anticipated expiration: 2030-12-31

Abstract

The utility model discloses a table tennis transmitter for table tennis teaching, the power distribution box comprises a box body, the bottom inner wall fixedly connected with driving motor of box, driving motor's output shaft welding has the pivot, the outer lane welding of pivot has the eccentric wheel, the bottom inner wall fixedly connected with conducting ring of box, the inboard welding of conducting ring has first electric shock piece, be equipped with between the first electric shock piece with the inboard welded dead lever of conducting ring, the dead lever is kept away from the one end welding of conducting ring and is had the installation pipe, the movable rod has been cup jointed in the outer lane of installation pipe, the movable rod is close to the one end welding of conducting ring and has the second electric shock piece, the second electric shock piece one side welding that is close to the installation pipe has the second spring of cup jointing in the movable rod outer lane. The device novel in design thinks about ingeniously, can realize the incessant transmission to the table tennis, can count the table tennis that jets out simultaneously, and the person of facilitating the use records it, convenient to use, and the practicality is strong, is fit for extensively promoting.

Description

Table tennis emitter for table tennis teaching

Technical Field

The utility model relates to a table tennis teaching transmission field especially relates to a table tennis transmitter is used in table tennis teaching.

Background

With the improvement of the quality of life of people, more and more people pay attention to physical training, some sports enthusiasts also carry out some daily sports by means of sports equipment, and as professional table tennis athletes, the sports equipment is expected to help the people to carry out table tennis hitting training and teaching.

In order to meet the requirements of people, the table tennis service robot appears in the market, but most of the table tennis service robots on the market are too heavy and complex in structure, the table tennis service robots cannot count the table tennis in the using process, a user needs to record the table tennis service robots, counting is inaccurate, teaching quality is affected, the table tennis service robot is inconvenient to use and not convenient for common people to use, and the table tennis service robot is not strong in practicability and is not suitable for wide popularization.

SUMMERY OF THE UTILITY MODEL

Objects of the invention

For solving the technical problem who exists among the background art, the utility model provides a table tennis transmitter is used in table tennis teaching, the device modern design, think about ingeniously, can realize the incessant transmission to the table tennis, can count the table tennis that jets out simultaneously, the person of facilitating the use records it, convenient to use, the practicality is strong, is fit for extensively promoting.

(II) technical scheme

The utility model provides a table tennis transmitter for table tennis teaching, which comprises a box body, wherein the inner wall of the bottom of the box body is fixedly connected with a driving motor, an output shaft of the driving motor is welded with a rotating shaft, an eccentric wheel is welded on the outer ring of the rotating shaft, a conducting ring is fixedly connected with the inner wall of the bottom of the box body, a first electric contact block is welded on the inner side of the conducting ring, a fixed rod welded with the inner side of the conducting ring is arranged between the first electric contact blocks, one end of the fixed rod, which is far away from the conducting ring, is welded with an installation pipe, a movable rod is sleeved on the outer ring of the installation pipe, one end of the movable rod, which is near the conducting ring, is welded with a second electric contact block, one side of the second electric contact block, which is near the installation pipe, is welded with a second spring sleeved on the outer ring of the movable rod, one end of the second spring, which is far away from the second electric contact block, is welded with the outer side of the installation pipe, partition plates are welded on the inner walls on both sides of the box body, the novel multifunctional medical instrument box is characterized in that an electromagnet is welded at the top of the partition plate, a guide plate is welded at the top of the electromagnet, the top of the guide plate is welded with the inner wall of the top of the box body, first springs are welded on two sides of the partition plate, a lifting plate sleeved on the outer ring of the guide plate is welded at one end, far away from the partition plate, of each first spring, magnets are welded at two sides of the lifting plate and are slidably connected with the inner walls of two sides of the box body, a connecting plate is slidably connected to the right side of the top of the lifting plate, one end, far away from the lifting plate, of each connecting plate is hinged with the inner wall of the top of the box body, a ball storage box is welded at the left side of the top of the box body, a box door is hinged at the top of the box body, a first ball guide pipe is welded at the top of the box body, an air pump is fixedly connected to the top of the first ball guide pipe, a second ball guide pipe is fixedly connected to the right side of the air pump, and an infrared counter is fixedly connected to one end, far away from the air pump, of the second ball guide pipe, the right side of the infrared counter is fixedly connected with a ball outlet hopper.

Preferably, a first sliding groove is formed in the left side of the top of the lifting plate, a first sliding block is sleeved in the first sliding groove, the bottom of the connecting plate is hinged to the first sliding block, and the vertical section of the first sliding groove is T-shaped.

Preferably, the driving motor is fixedly connected with the inner wall of the bottom of the box body through a bolt, and the model of the driving motor is BYG 250D-52B.

Preferably, ball outlets are formed in the bottom of the ball storage box and the left side of the top of the box body, and the diameter of each ball outlet is larger than that of a table tennis ball.

Preferably, the inner walls of the two sides of the box body are respectively provided with a second sliding chute, a second sliding block is sleeved in the second sliding chutes, the two sides of the lifting plate are welded with the second sliding blocks, and the cross section of each second sliding chute is T-shaped.

Preferably, the conducting ring is electrically connected with an external power supply, and the electromagnet is electrically connected with the conducting ring.

Compared with the prior art, the above technical scheme of the utility model following profitable technological effect has:

1. the device is through installation electro-magnet, eccentric wheel, first spring, second spring, touch electric piece and movable rod isotructure, wherein can control the rotation of pivot through control driving motor's start-up, and then can control the rotation of eccentric wheel, and the eccentric wheel rotates can be discontinuous for the electro-magnet provides the electric current, and then can make the lifter plate realize the up-and-down motion, drives the table tennis and moves, makes the table tennis can be jetted out by the air pump, the transmission to the table tennis after accomplishing.

2. The device passes through mounting connection board, infrared ray counter, first spring, air pump isotructure, and when the lifter plate downstream, can control the connecting plate and make the table tennis in the bin fall on the lifter plate, and during the lifter plate upward movement, can make the table tennis move to first ball guide according to inertia again in, make the air pump simultaneously with the table tennis through the second ball guide pipe jet out, and infrared ray counter can be to the table tennis technique of jet out. The device novel in design thinks about ingeniously, can realize the incessant transmission to the table tennis, can count the table tennis that jets out simultaneously, and the person of facilitating the use records it, convenient to use, and the practicality is strong, is fit for extensively promoting.

Drawings

Fig. 1 is a front view structure diagram of a table tennis ball launcher for table tennis teaching according to the present invention.

Fig. 2 is the utility model provides a table tennis transmitter's conducting block looks sideways at structural schematic diagram for table tennis teaching.

Fig. 3 is the utility model provides a structural schematic diagram is overlooked to table tennis transmitter's lifter plate for table tennis teaching.

Reference numerals: 1. a box body; 2. a lifting plate; 3. a guide plate; 4. a rotating shaft; 5. conducting rings; 6. a magnet; 7. an electromagnet; 8. a partition plate; 9. a drive motor; 10. a first spring; 11. A connecting plate; 12. a ball storage box; 13. a first ball guide tube; 14. a box door; 15. an air pump; 16. A second ball guide tube; 17. an infrared counter; 18. a ball outlet hopper; 19. an eccentric wheel; 20. a first contact block; 21. fixing the rod; 22. a second spring; 23. a movable rod; 24. a second contact block; 25. and (5) installing a pipe.

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 FIGS. 1-3, the table tennis ball launcher for table tennis teaching provided by the present invention comprises a case 1, a driving motor 9 is fixedly connected to the inner wall of the bottom of the case 1, a rotating shaft 4 is welded to the output shaft of the driving motor 9, an eccentric wheel 19 is welded to the outer ring of the rotating shaft 4, a conducting ring 5 is fixedly connected to the inner wall of the bottom of the case 1, a first electric touch block 20 is welded to the inner side of the conducting ring 5, a fixing rod 21 welded to the inner side of the conducting ring 5 is disposed between the first electric touch blocks 20, a mounting tube 25 is welded to the end of the fixing rod 21 away from the conducting ring 5, a movable rod 23 is sleeved to the outer ring of the mounting tube 25, a second electric touch block 24 is welded to the end of the movable rod 23 close to the conducting ring 5, a second spring 22 sleeved to the outer ring of the movable rod 23 is welded to the side of the second electric touch block 24 close to the mounting tube 25, the end of the second spring 22 away from the second electric touch block 24 is welded to the outer side of the mounting tube 25, the inner walls of two sides of the box body 1 are welded with partition plates 8, the top of each partition plate 8 is welded with an electromagnet 7, the top of each electromagnet 7 is welded with a guide plate 3, the top of each guide plate 3 is welded with the inner wall of the top of the box body 1, two sides of each partition plate 8 are welded with first springs 10, one ends, far away from the partition plates 8, of the first springs 10 are welded with lifting plates 2 sleeved on the outer rings of the guide plates 3, two sides of each lifting plate 2 are slidably connected with the inner walls of two sides of the box body 1, the bottom of each lifting plate 2 is welded with a magnet 6, the right side of the top of each lifting plate 2 is slidably connected with a connecting plate 11, one ends, far away from the lifting plates 2, of the connecting plates 11 are hinged with the inner wall of the top of the box body 1, the left side of the top of the box body 1 is welded with a ball storage box door 14, the top of the box body 1 is welded with first ball guide pipes 13, and the top of the first ball guide pipes 13 is fixedly connected with an air pump 15, the right side of the air pump 15 is fixedly connected with a second ball guide tube 16, one end of the second ball guide tube 16 far away from the air pump 15 is fixedly connected with an infrared counter 17, and the right side of the infrared counter 17 is fixedly connected with a ball outlet hopper 18.

A first sliding groove is formed in the left side of the top of the lifting plate 2, a first sliding block is sleeved in the first sliding groove, the bottom of the connecting plate 11 is hinged to the first sliding block, the vertical section of the first sliding groove is T-shaped, the driving motor 9 is fixedly connected with the inner wall of the bottom of the box body 1 through a bolt, the model of the driving motor 9 is BYG250D-52B, ball outlets are formed in the bottom of the ball storage box 12 and the left side of the top of the box body 1, the diameter of each ball outlet is larger than that of a table tennis ball, second sliding grooves are formed in the inner walls of two sides of the box body 1, second sliding blocks are sleeved in the second sliding grooves, two sides of the lifting plate 2 are welded to the second sliding blocks, the cross section of each second sliding groove is T-shaped, the conducting ring 5 is electrically connected with an external power supply, and the electromagnet 7 is electrically connected with the conducting ring 5.

In the utility model, firstly, table tennis balls are placed in the ball storage box 12 through the box door 14 of the ball storage box 12, then the driving motor 9 and the air pump 15 are started, the driving motor 9 is started to drive the output shaft thereof to rotate, the output shaft rotates to drive the rotating shaft 4 to rotate, the rotating shaft 4 rotates to drive the eccentric wheel 19 on the outer ring of the rotating shaft 4 to rotate, the eccentric wheel 19 rotates to extrude the movable rod 23, the movable rod 23 is extruded to drive the second electric touch block 24 to move, and simultaneously the second spring 22 is stretched to generate elastic potential energy, so that the second electric touch block 24 is contacted with the first electric touch block 20, when the second electric touch block 24 is contacted with the first electric touch block 20, the electric conduction ring 5 is electrified, so that the electric current can be generated in the electromagnet 7, and further magnetic force can be generated in the electromagnet 7, and then the magnet 6 can move downwards to extrude the first spring 10, so that the first spring 10 generates elastic potential energy, meanwhile, the lifting plate 2 moves downwards to drive the connecting plate 11 to move, the connecting plate 11 moves to enable table tennis balls in the ball storage box 12 to fall to the center of the lifting plate 2 through the ball outlet, when the eccentric wheel 19 rotates and is separated from the movable rod 23, the movable rod 23 can enable the first contact block 20 and the second contact block 24 to be separated under the elastic potential energy of the second spring 22, at this time, the current in the electromagnet 7 is cut off, the lifting plate 2 can drive the lifting plate 2 to move upwards under the elastic potential energy of the first spring 10, at the same time, the ball outlet is covered by the connecting plate 11, the table tennis balls on the lifting plate 2 can enter the first ball guide pipe 13, the air pump 15 can transport the air in the first ball guide pipe 13 to the second ball guide pipe 16, so that the table tennis balls can enter the second ball guide pipe 16, is emitted through the second ball guide tube 16, and the infrared counter 17 can count the emitted table tennis balls.

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 changes and modifications that fall within the scope and bounds of the appended claims, or equivalents of such scope and bounds.

Claims

1. The utility model provides a table tennis transmitter for table tennis teaching, includes box (1), its characterized in that, the bottom inner wall fixedly connected with driving motor (9) of box (1), the output shaft welding of driving motor (9) has pivot (4), the outer lane welding of pivot (4) has eccentric wheel (19), the bottom inner wall fixedly connected with conducting ring (5) of box (1), the inboard welding of conducting ring (5) has first electricity piece (20) that touches, be equipped with between first electricity piece (20) and conducting ring (5) inboard welded dead lever (21), the one end welding that conducting ring (5) was kept away from to dead lever (21) has installation pipe (25), movable rod (23) has been cup jointed in the outer lane of installation pipe (25), the one end welding that movable rod (23) is close to conducting ring (5) has second electricity piece (24), the welding of one side that is close to installation pipe (25) of electric block (24) is touched to the second has second spring (22) cup jointed at movable rod (23) outer lane, the welding of one end that second electric block (24) is touched in second spring (22) is welded with the outside of installation pipe (25), the welding of both sides inner wall of box (1) has baffle (8), the welding of top of baffle (8) has electro-magnet (7), the welding of top of electro-magnet (7) has deflector (3), the welding of the top of deflector (3) and the top inner wall of box (1), first spring (10) has all been welded to the both sides of baffle (8), the welding of the one end that baffle (8) was kept away from in first spring (10) has lifter plate (2) cup jointed in deflector (3) outer lane, the both sides of lifter plate (2) and the both sides inner wall sliding connection of box (1), the welding of the bottom of lifter plate (2) has magnet (6), the top right side sliding connection of lifter plate (2) has connecting plate (11), the one end of lifter plate (2) is kept away from in connecting plate (11) is articulated with the top inner wall of box (1), the welding of the top left side of box (1) has ball storage box (12), the top of ball storage box (12) articulates there is chamber door (14), the welding of the top of box (1) has first ball guide pipe (13), the top fixedly connected with air pump (15) of first ball guide pipe (13), the right side fixedly connected with second ball guide pipe (16) of air pump (15), the one end fixedly connected with infrared ray counter (17) of air pump (15) are kept away from in second ball guide pipe (16), the right side fixedly connected with play ball fill (18) of infrared ray counter (17).

2. The table tennis transmitter for table tennis teaching according to claim 1, wherein a first sliding groove is formed in the left side of the top of the lifting plate (2), a first sliding block is sleeved in the first sliding groove, the bottom of the connecting plate (11) is hinged to the first sliding block, and the vertical section of the first sliding groove is T-shaped.

3. The table tennis ball launcher for table tennis teaching according to claim 1, wherein the driving motor (9) is fixedly connected with the inner wall of the bottom of the box body (1) through bolts, and the model of the driving motor (9) is BYG 250D-52B.

4. The table tennis ball launcher for table tennis teaching according to claim 1, wherein ball outlets are formed in the bottom of the ball storage box (12) and the left side of the top of the box body (1), and the diameter of the ball outlets is larger than that of table tennis balls.

5. The table tennis transmitter for table tennis teaching according to claim 1, wherein the inner walls of the two sides of the box body (1) are both provided with second sliding grooves, second sliding blocks are sleeved in the second sliding grooves, the two sides of the lifting plate (2) are welded to the second sliding blocks, and the cross section of the second sliding grooves is T-shaped.

6. The table tennis ball emitter for table tennis teaching according to claim 1, wherein the conductive ring (5) is electrically connected to an external power source, and the electromagnet (7) is electrically connected to the conductive ring (5).