CN112107843B

CN112107843B - A table tennis table with serving function

Info

Publication number: CN112107843B
Application number: CN202011006193.3A
Authority: CN
Inventors: 都慧慧; 李家发
Original assignee: ABA Teachers University
Current assignee: ABA Teachers University
Priority date: 2020-09-23
Filing date: 2020-09-23
Publication date: 2022-02-11
Anticipated expiration: 2040-09-23
Also published as: CN112107843A

Abstract

A table tennis table with a ball serving function includes a ball table, a blocking net, a ball serving device and a ball picking device; a sliding block is slidably arranged on a fixed seat, and a threaded rod is rotatably arranged on the fixed seat and is connected with a rotating shaft of a motor; The column is slidably arranged on the guide sleeve, and the telescopic rod on the cylinder is connected to the fixed column through the fixed plate; the guide sleeve is provided with a ball outlet pipe and an induction switch, and the induction switch and the ball outlet pipe are vertical in the horizontal plane; the first connection The pipe is arranged on the guide sleeve and communicated with the ball collecting bucket, and the ball collecting bucket is provided with a ball suction device for adding table tennis balls; the second connecting pipe is arranged at the goal end of the ball suction device and communicated with the first connecting head; The third connecting pipe is arranged on the second connecting head and extends into the ball collecting cover through the fixing piece, and the second connecting head is connected with the first connecting head. The present invention can continuously change the serving position during the serving process, and can quickly pick up the ball on the ground and add it to the serving device, thereby saving time and improving training efficiency.

Description

Table tennis table with service function

Technical Field

The invention relates to the technical field of sports training equipment, in particular to a table tennis table with a service function.

Background

The table tennis is a national ball in our country, the table tennis sport is widely developed in China, training is often needed to improve the table tennis level, two persons usually practice the table tennis, the two persons have different strength, technical athletes can possibly fail to achieve the training effect of the users, the table tennis needs to be picked up continuously during training to be hit, and the efficiency is influenced by long time consumption; in the existing training, a service robot is basically arranged on one side of a table and used for serving balls continuously, but the service robot cannot adjust the service position, a single service mode is boring and not novel enough, the training effect of athletes is not good enough, and on the other hand, balls falling on the ground are not easy to collect and pick up, so that inconvenience is brought to training, time is wasted, and the training efficiency is reduced; in order to solve the problems, the application provides a table tennis table with a serving function.

Disclosure of Invention

Objects of the invention

In order to solve the technical problems in the background art, the invention provides the ping-pong table with the service function, which can continuously change the service position in the service process, better match the training, and simultaneously can quickly pick up the ball on the ground and add the ball into the service device, thereby saving the time and improving the training efficiency.

(II) technical scheme

The invention provides a ping-pong table with a service function, which comprises a table, a blocking net, a service device and a ball picking device, wherein the blocking net is arranged on the table;

the blocking net is arranged in the middle of the table, and the bottom of the table is provided with supporting legs;

the ball serving device comprises a fixed seat, a sliding block, a motor, a threaded rod, a sleeve, a cylinder, a fixed column, a guide sleeve, a pressurizing device, a ball collecting hopper, a first connecting pipe, a second connecting pipe, a ball sucking device and a first connecting joint; the fixing seat is arranged on the ball table, the sliding block is arranged on the fixing seat in a sliding mode, and the sliding block is provided with a fixing block used for fixing the air cylinder; the motor is arranged on the fixed seat, the threaded rod is rotatably arranged on the fixed seat and connected with a rotating shaft of the motor, and the sliding block is in threaded connection with the threaded rod; the sleeve is arranged on the fixed block and covers the air cylinder, and a fixed plate which is the same as the fixed guide sleeve is arranged on the sleeve; the fixing column is arranged on the guide sleeve in a sliding manner, and a guide piece for guiding the movement direction of the table tennis is arranged on the fixing column; the telescopic rod on the cylinder penetrates through the fixed plate to be connected with the fixed column; a ball outlet pipe and an inductive switch are arranged on the guide sleeve, and the inductive switch is vertical to the ball outlet pipe in a horizontal plane; the top of the guide sleeve is provided with a pressurizing device for increasing the air pressure in the guide sleeve, and the air outlet end of the pressurizing device is communicated with the guide sleeve; the first connecting pipe is arranged on the guide sleeve and is communicated with the ball collecting hopper, and the ball collecting hopper is provided with a ball sucking device for adding table tennis balls; the second connecting pipe is arranged at the ball inlet end of the ball suction device and is communicated with the first connecting head;

the ball picking device comprises a second connector, a third connecting pipe, a ball collecting cover, a rotating shaft and a handle; the ball collecting cover is provided with a fixing piece, the third connecting pipe is arranged on the second connecting head and penetrates through the fixing piece to extend into the ball collecting cover, and the second connecting head is connected with the first connecting head; the handle is rotationally connected with the fixed part through a rotating shaft.

Preferably, a switch for controlling the rotation direction of the motor is arranged on the sliding block.

Preferably, the number of the inductive switches of the ball outlet tube is three.

Preferably, the communication position of the first connecting pipe and the guide sleeve is lower than all the ball outlet pipes.

Preferably, the ball collecting cover is provided with an elastic grid.

Preferably, the first connector and the second connector are in threaded detachable connection.

Preferably, the third connection pipe is a hose.

Preferably, a motor protection cover is arranged on the fixed seat.

Preferably, a valve is arranged on the ball outlet pipe and is in communication connection with the inductive switch.

Compared with the prior art, the technical scheme of the invention has the following beneficial technical effects: during training, firstly putting table tennis balls into the ball collecting hopper, then starting the motor and the cylinder, enabling the table tennis balls to enter the first connecting pipe and enter the guide piece in the guide sleeve, then enabling the cylinder to work and push the fixing column to drive the table tennis balls to move in the guide sleeve, when the table tennis balls rise and reach the ball outlet pipe, opening the valve on the ball outlet pipe when the induction switch senses the table tennis balls, enabling the pressurizing device to work and ventilate to increase the pressure in the guide sleeve, then blowing the table tennis balls out of the ball outlet pipe to achieve the function of serving, enabling the cylinder to work and pull the fixing column to move downwards to the lower side of the second connecting pipe, enabling the table tennis balls to enter the guide sleeve again, and repeating the actions to continue serving; the table tennis is controlled to be sent out from different ball outlet pipes according to the rising height of the fixing column; meanwhile, the motor works to drive the threaded rod to rotate, the threaded rod drives the sliding block to move on the fixed seat, and the fixed block arranged on the sliding block drives the air cylinder to move, so that the horizontal position of the serve is changed; when a switch on the sliding block touches the motor shell and the fixed seat, the rotating direction of the motor is changed, and the effect of circular horizontal movement of the cylinder is achieved; when balls need to be picked up, the grip is held to lift the fixing piece and the ball collecting cover, the table tennis balls are collected into the ball collecting cover through the elastic grids on the ball collecting cover, then the first connecting head and the second connecting head are connected in a threaded mode, the ball collecting cover is turned upside down, the table tennis balls are guided into the third connecting pipe by the elastic grids of the ball collecting cover, finally, the ball suction equipment is started to suck the table tennis balls into the ball collecting hopper, and then the second connecting head is separated from the first connecting head, so that the ball serving training can be continued; the invention can continuously change the service position in the service process, better match training, and simultaneously can quickly pick up the ball on the ground and add the ball into the service device, thereby saving time and improving training efficiency.

Drawings

Fig. 1 is a schematic structural diagram of a table tennis table with a service function according to the present invention.

Fig. 2 is a schematic structural diagram of a table tennis table with a serving function according to the present invention.

Fig. 3 is a schematic structural diagram of a service device in a ping-pong table with a service function according to the present invention.

Fig. 4 is a schematic structural diagram of a ball picking device in a ping-pong table with a service function according to the invention.

Reference numerals: 1. a table for playing balls; 2. blocking the net; 4. supporting legs; 5. a ball serving device; 6. a ball picking device; 7. a fixed seat; 8. a slider; 9. a motor; 10. a threaded rod; 11. a fixed block; 12. a sleeve; 13. a cylinder; 14. a fixing plate; 15. fixing a column; 16. a guide sleeve; 17. a ball outlet pipe; 18. a guide member; 19. an inductive switch; 20. a pressurizing device; 21. a ball collecting hopper; 22. a first connecting pipe; 23. a second connecting pipe; 24. a ball suction device; 26. a first connector; 27. a second connector; 28. a third connecting pipe; 29. a fixing member; 30. a ball collecting cover; 31. a rotating shaft; 32. a handle.

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 further detail with reference to the accompanying drawings in conjunction with the following detailed description. It should be understood that the description is intended to be exemplary 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. 1-4, the table tennis table with a service function according to the present invention comprises a table 1, a blocking net 2, a service device 5 and a ball picking device 6;

the blocking net 2 is arranged in the middle of the table 1, and the bottom of the table 1 is provided with a supporting leg 4;

the ball serving device 5 comprises a fixed seat 7, a sliding block 8, a motor 9, a threaded rod 10, a sleeve 12, a cylinder 13, a fixed column 15, a guide sleeve 16, a pressurizing device 20, a ball collecting hopper 21, a first connecting pipe 22, a second connecting pipe 23, a ball suction device 24 and a first connecting head 26; the fixing seat 7 is arranged on the ball table 1, the sliding block 8 is arranged on the fixing seat 7 in a sliding mode, and the sliding block 8 is provided with a fixing block 11 used for fixing the air cylinder 13; the motor 9 is arranged on the fixed seat 7, the threaded rod 10 is rotatably arranged on the fixed seat 7 and is connected with a rotating shaft of the motor 9, and the sliding block 8 is in threaded connection with the threaded rod 10; the sleeve 12 is arranged on the fixed block 11 and covers the cylinder 13, and the sleeve 12 is provided with a fixed plate 14 which is the same as the fixed guide sleeve 16; the fixed column 15 is arranged on the guide sleeve 16 in a sliding manner, and a guide piece 18 for guiding the motion direction of the table tennis is arranged on the fixed column 15; the telescopic rod on the cylinder 13 passes through the fixed plate 14 and is connected with the fixed column 15; the guide sleeve 16 is provided with a ball outlet pipe 17 and an inductive switch 19, and the inductive switch 19 is vertical to the ball outlet pipe 17 in a horizontal plane; the top of the guide sleeve 16 is provided with a pressurizing device 20 for increasing the air pressure in the guide sleeve 16, and the air outlet end of the pressurizing device 20 is communicated with the guide sleeve 16; the first connecting pipe 22 is arranged on the guide sleeve 16 and communicated with the ball collecting hopper 21, and a ball suction device 24 for adding table tennis balls is arranged on the ball collecting hopper 21; the second connecting pipe 23 is arranged at the ball inlet end of the ball suction device 24 and is communicated with the first connecting head 26;

the ball picking device 6 comprises a second connector 27, a third connecting pipe 28, a ball collecting cover 30, a rotating shaft 31 and a handle 32; a fixing part 29 is arranged on the ball collecting cover 30, the third connecting pipe 28 is arranged on the second connecting head 27 and penetrates through the fixing part 29 to extend into the ball collecting cover 30, and the second connecting head 27 is connected with the first connecting head 26; the handle 32 is rotatably connected to the fixing member 29 via a rotating shaft 31.

In an alternative embodiment, the slider 8 is provided with a switch for controlling the rotation direction of the motor 9 for changing the moving direction of the slider 8.

In an alternative embodiment, the number of the inductive switches 19 of the ball outlet pipe 17 is three, which is used for randomly outputting balls to improve the training intensity.

In an alternative embodiment, the first connecting tube 22 is connected to the guide sleeve 16 at a position lower than all of the ball outlet tubes 17.

In an alternative embodiment, the ball collecting cover 30 is provided with an elastic grid to facilitate ball picking.

In an alternative embodiment, the first connector 26 and the second connector 27 are threaded for detachable connection, which facilitates the assembly and disassembly, and the first connector 26 and the second connector 27 are disconnected in an open device.

In an alternative embodiment, the third connecting tube 28 is a hose to facilitate ball pick-up.

In an alternative embodiment, the fixed seat 7 is provided with a motor protection cover.

In an alternative embodiment, a valve is disposed on the ball outlet pipe 17, and the valve is in communication with the inductive switch 19.

In the invention, when training, firstly, table tennis is put into the ball collecting hopper 21, then the motor 9 and the cylinder 13 are started, the table tennis enters the first connecting pipe 22 and enters the guide piece 18 in the guide sleeve 16, then the cylinder 13 works and pushes the fixing column 15 to drive the table tennis to move in the guide sleeve 16, when the table tennis rises and reaches the ball outlet pipe 17, the sensing switch 19 opens the valve on the ball outlet pipe 17 when sensing the table tennis, at the moment, the pressurizing device 20 works and ventilates to increase the pressure in the guide sleeve 16, then the table tennis is blown out of the ball outlet pipe 17 to achieve the function of serving, then the cylinder 13 works and pulls the fixing column 15 to move downwards to the lower part of the second connecting pipe 23, so that the table tennis enters the guide sleeve 16 again, and the actions are repeated to continue serving; the table tennis is controlled to be sent out from different ball outlet pipes 17 according to the rising height of the fixed columns 15; meanwhile, the motor 9 works to drive the threaded rod 10 to rotate, the threaded rod 10 drives the sliding block 8 to move on the fixed seat 7, and the fixed block 11 arranged on the sliding block 8 drives the air cylinder 13 to move, so that the horizontal position of the serve is changed; when the switch on the sliding block 8 touches the shell of the motor 9 and the fixed seat 7, the rotating direction of the motor 9 is changed, and the effect of circular horizontal movement of the air cylinder 13 is achieved; when balls need to be picked up, the handle 32 is held to lift the fixing piece 29 and the ball collecting cover 30, the table tennis balls are collected into the ball collecting cover 30 through the elastic grids on the ball collecting cover 30, then the first connector 26 and the second connector 27 are connected in a threaded mode, the ball collecting cover 30 is turned upside down, the table tennis balls are guided into the third connector 28 by the elastic grids of the ball collecting cover 30 facing upwards, finally the ball suction device 24 is started to suck the table tennis balls into the ball collecting hopper 21, and then the second connector 27 is separated from the first connector 26, so that the ball serving training can be continued; the invention can continuously change the service position in the service process, better match training, and simultaneously can quickly pick up the ball on the ground and add the ball into the service device, thereby saving time and improving training efficiency.

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 table with a serving function, characterized in that it comprises a table (1), a blocking net (2), a serving device (5) and a ball picking device (6);

The blocking net (2) is arranged in the middle position on the ball table (1), and the bottom of the ball table (1) is provided with support feet (4);

The ball launching device (5) includes a fixed seat (7), a slider (8), a motor (9), a threaded rod (10), a sleeve (12), a cylinder (13), a fixed column (15), and a guide sleeve (16) ), a pressurizing device (20), a ball collecting bucket (21), a first connecting pipe (22), a second connecting pipe (23), a ball suction device (24) and a first connecting head (26); 7) It is arranged on the ball table (1), the slider (8) is slidably arranged on the fixed seat (7), and the slider (8) is provided with a fixing block (11) for fixing the cylinder (13); the motor ( 9) is arranged on the fixing seat (7), the threaded rod (10) is rotatably arranged on the fixing seat (7) and is connected with the rotating shaft of the motor (9); the slider (8) is threadedly connected with the threaded rod (10), And the slider (8) is provided with a switch for controlling the rotation direction of the motor (9); the sleeve (12) is arranged on the fixed block (11) and covers the cylinder (13), and the sleeve (12) is provided with The fixing plate (14) is the same as the fixing guide sleeve (16); the fixing column (15) is slidably arranged on the guiding sleeve (16), and the fixing column (15) is provided with a guide member (18) for guiding the movement direction of the table tennis ball ); the telescopic rod on the cylinder (13) is connected to the fixing column (15) through the fixing plate (14); the guide sleeve (16) is provided with a ball outlet pipe (17) and an induction switch (19), and the induction switch ( 19) It is perpendicular to the ball outlet pipe (17) in the horizontal plane; the ball outlet pipe (17) is provided with a valve, and the valve is communicated with the induction switch (19); the top of the guide sleeve (16) is provided with a guide sleeve (16). 16) A pressurizing device (20) for internal air pressure, and the air outlet end of the pressurizing device (20) is communicated with the guide sleeve (16); the first connecting pipe (22) is arranged on the guide sleeve (16) and is connected to the ball collecting bucket (21) is connected, and the ball collecting bucket (21) is provided with a ball suction device (24) for adding table tennis balls; the second connecting pipe (23) is arranged at the goal end of the ball suction device (24) and is connected with the first ball suction device (24). The connecting head (26) is communicated; the number of inductive switches (19) on the ball outlet pipe (17) is three groups, and the connection between the first connection pipe (22) and the guide sleeve (16) is lower than all the ball outlet pipes (17);

The ball picking device (6) comprises a second connecting head (27), a third connecting pipe (28), a ball collecting cover (30), a rotating shaft (31) and a handle (32); the ball collecting cover (30) is provided with The fixing piece (29), the third connecting pipe (28) is arranged on the second connecting head (27) and extends into the ball collecting cover (30) through the fixing piece (29), and the second connecting head (27) is connected to the second connecting head (27). The first connecting head (26) is connected; the handle (32) is rotatably connected with the fixing member (29) through the rotating shaft (31).

2. A table tennis table with a ball serving function according to claim 1, characterized in that an elastic mesh is provided on the ball collecting cover (30).

3. A table tennis table with a serving function according to claim 1, characterized in that, the first connector (26) and the second connector (27) are detachably connected by a thread.

4. A table tennis table with a serving function according to claim 1, wherein the third connecting pipe (28) is a hose.

5 . The table tennis table with a serving function according to claim 1 , wherein a motor protection cover is provided on the fixing seat ( 7 ). 6 .