CN112843638B

CN112843638B - Tennis training ball cleaning device

Info

Publication number: CN112843638B
Application number: CN202110068019.XA
Authority: CN
Inventors: 杨艳冰
Original assignee: Individual
Current assignee: Zhuang Jingshan
Priority date: 2021-01-19
Filing date: 2021-01-19
Publication date: 2021-11-23
Anticipated expiration: 2041-01-19
Also published as: CN112843638A

Abstract

The invention provides a tennis training ball cleaning device, and relates to the field of tennis cleaning equipment. This tennis training ball cleaning device, including the collecting box, the fixed grafting in upper end of collecting box has the collection passageway, and the inside of collecting box is provided with clean passageway, and the fixed grafting in the interior roof of collecting box in upper end of clean passageway, the lower extreme of clean passageway run through the lower extreme of collecting box, and the fixed grafting in upper end of clean passageway in upper end of collection passageway communicates its inner chamber, and the interior diapire fixedly connected with of collecting box keeps in the case, keeps in the case and is located the front side of clean passageway. This tennis training ball cleaning device can directly put into the device with training ball when collecting training ball, and training ball gets into the top that falls two baffles behind the collecting channel, has reached and can clean training ball automatically when collecting training ball at every turn, and the comparatively convenient and fast's of clean training ball effect has been solved and has been clean comparatively troublesome, leads to the clean too long problem of interval time of training ball.

Description

Tennis training ball cleaning device

Technical Field

The invention relates to the field of tennis cleaning equipment, in particular to a tennis training ball cleaning device.

Background

Tennis as a sports, receives people's favor more and more, can use a large amount of training balls when carrying out tennis training, needs to collect a large amount of training balls after the training is accomplished, and the dust is stained with easily to the training ball in training process, and the dust can influence the use of training ball and experience and life, needs to unify the cleanness to the training ball.

Because the frequency of use of training ball is higher, only can be generally in the training ball unified carry on artifical or machine clean under the very dirty condition of training ball, the clean interval time that leads to the training ball is longer to it is comparatively troublesome that the training ball unifies to clean, is unfavorable for the maintenance of training ball to maintain, can make the life of training ball reduce, and the experience of tennis training at ordinary times is influenced.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a tennis training ball cleaning device, which solves the problems in the prior art.

In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a tennis training ball cleaning device, the collecting box comprises a collecting box, the fixed grafting in upper end of collecting box has the collection passageway, the inside of collecting box is provided with clean passageway, the fixed grafting in interior roof of collecting box in upper end of clean passageway, the lower extreme of clean passageway runs through the lower extreme of collecting box, the fixed grafting in upper end of collection passageway and its inner chamber of intercommunication, the interior diapire fixedly connected with of collecting box keeps temporarily the case, it is located the front side of clean passageway to keep temporarily the case, the inner wall fixedly connected with bottom plate of clean passageway, the export has been seted up to the front end of clean passageway, the upper end of bottom plate is with the interior diapire of export keep level, the interior roof fixedly connected with whereabouts mouth of clean passageway, the periphery of whereabouts mouth articulates there are two baffles, the equal fixedly connected with first spring of the one end that two baffles kept away from each other, the equal fixed connection of one end that two first springs kept away from each other is on the inner wall of clean passageway.

The cleaning device is characterized in that two groups of long shafts are arranged in the collecting box, the two groups of long shafts are respectively positioned at the left side and the right side of the cleaning channel, the number of each group of long shafts is three, the two groups of long shafts are respectively connected through a chain in a transmission way, the front end and the rear end of each long shaft are respectively connected with the inner wall of the collecting box in a rotating way, four cleaning plates are respectively arranged at the outer sides of the circumferential surfaces of the long shafts, two second springs are respectively fixedly connected to the inner side surfaces of the four cleaning plates, one ends of the second springs, far away from the cleaning plates, are fixedly connected with the circumferential surfaces of the long shafts, the left end and the right end of the cleaning channel are respectively provided with an elongated slot, the cleaning plates are positioned in the elongated slots, the long shafts positioned at the right side of the cleaning channel are respectively fixedly sleeved with a bevel gear A, the rear end of the cleaning channel is rotatably connected with three rotating shafts, the right sides of the three rotating shafts are respectively and fixedly connected with a bevel gear B, the three bevel gears A are respectively meshed with the bevel gears B, and the outer parts of the three rotating shafts are respectively sleeved with a deflector rod, the rear end of the cleaning channel is provided with a shifting groove, and the shifting rod is arranged opposite to the shifting groove.

The utility model discloses a clean passageway, including two long axis transmission connection's the output shaft of motor, the rear end of clean passageway has been seted up square groove, the inner wall in square groove articulates there are two stripper plates, the equal fixedly connected with third spring of lower extreme of two stripper plates, the equal fixed connection of lower extreme of two third springs is on the inner wall in square groove, the equal fixedly connected with in upper end of two stripper plates connects the rope, the one end that two stripper plates were kept away from to two connection ropes is respectively with the one end fixed connection that two baffles were kept away from each other, connect the inside that the rope runs through clean passageway, the rear end fixedly connected with motor of collecting box, the output shaft of motor rotates the rear end that runs through the collecting box, the output shaft of motor is connected with two major axis transmissions that are located the below in two sets of major axes respectively through two belts.

Preferably, the end of the second spring far away from the cleaning plate is fixedly sleeved with a spring seat, and the end of the spring seat far away from the second spring is fixedly connected with the circumferential surface of the long shaft.

Preferably, the three guide boards of the equal fixedly connected with in both sides around clean passageway inner wall all seted up logical groove in the three guide board that is located on clean passageway rear side inner wall.

Preferably, the collecting channel is of a spiral structure, and the surface of the collecting channel is provided with a leak hole.

Preferably, the cleaning plate is of a circular arc structure, and a brush is arranged on the outer side surface of the cleaning plate.

Preferably, the deflector rod is of a circular arc structure, and an anti-skidding groove is formed in one end, close to the cleaning channel, of the deflector rod.

Preferably, a rope hole is formed in the cleaning channel, and the connecting rope is located in the rope hole.

Preferably, the two pressing plates are in contact with each other, and the contact surfaces of the two pressing plates are located on the transverse center line of the shifting groove.

Compared with the prior art, the invention has the following beneficial effects:

1. the tennis training ball cleaning device can directly place a training ball into the device when the training ball is collected, the training ball enters a collecting channel and then falls above two baffles, at the moment, the power supply of a motor is switched on, the motor drives two groups of long shafts to rotate in the same direction, the long shafts drive a bevel gear A to rotate, the bevel gear A drives a bevel gear B to rotate, the bevel gear B drives a rotating shaft and a shifting lever to rotate towards one side close to the cleaning channel, the shifting lever positioned at the top downwards extrudes two extrusion plates when rotating, the two extrusion plates pull the two baffles away from each other through a connecting rope, the training ball falls between the two cleaning plates at the top from the two baffles, the surfaces of the training ball are cleaned by the rotation of the two cleaning plates in the same direction, the two baffles reset to prevent the second training ball from falling down when the shifting lever passes between the two extrusion plates, the shifting lever continuously rotates for a circle to extrude the training ball downwards between the two cleaning plates at the middle, the deflector rod extrudes the training ball downwards and then continuously rotates and extrudes the two extrusion plates, thereby controlling the two baffles to be separated, at the moment, one training ball drops downwards again from the upper part of the baffles to the position between the two cleaning plates at the top for cleaning, the deflector rod rotates for a circle continuously, the training ball positioned in the middle is extruded to the position between the two cleaning plates at the bottom, the training ball positioned at the upper part is extruded to the position between the two cleaning plates at the middle, meanwhile, a new training ball is squeezed between the two cleaning plates above, the training ball is squeezed to the bottom plate from the position between the two cleaning plates at the lowest part by the poking plate after cleaning is finished, the training ball rolls to the temporary storage box through the outlet, it can be automatic clean to training ball when collecting training ball at every turn to have reached, and the comparatively convenient and fast's of clean training ball effect has solved training ball and has cleaned comparatively trouble, leads to the clean too long problem of interval time of training ball.

2. This tennis training ball cleaning device, through setting up the baffle, connect rope and stripper plate, baffle normal state can play the effect that blocks to the training ball down, just can begin to extrude the stripper plate downwards after the training ball that will be located between two cleaning plates of co-altitude not only when three driving lever rotates in step, the stripper plate can drive when swinging downwards around articulated department and connect rope pulling baffle, thereby make two baffles keep away from each other and emit a training ball, the driving lever passes two stripper plates afterwards, the stripper plate resets under the spring action of third spring, it resets to drive two baffles, prevent two training balls of disposable whereabouts, reached and to have guaranteed to be located and can only have a training ball simultaneously between two cleaning plates of co-altitude, only downwards carry the effect of a training ball at every turn simultaneously, thereby guarantee the cleaning performance of training ball.

3. This tennis training ball cleaning device, through setting up the driving lever and dialling the groove, the major axis drives the cleaning board and rotates when clean to the training ball, the training ball can transversely roll for the cleaning board, the driving lever can be dialled one side rotation that the inslot is close to clean passageway, its one end that sets up anti-skidding groove can contact with the training ball when the driving lever rotates, and because the arc structure of driving lever, can give the vertical rolling power of training ball when the driving lever extrudees the training ball downwards, thereby make two cleaning boards of training ball to the below when falling certain roll of vertical emergence, two cleaning boards that lie in the below this moment can be to the different clean surface of training ball, thereby reached that three-layer cleaning board is abundant to carrying out clear effect to the different surfaces of training ball.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a cut-away schematic view of the collection bin of the present invention;

FIG. 3 is a partial cross-sectional view of the present invention;

FIG. 4 is a schematic view of the internal structure of the collecting box of the present invention;

FIG. 5 is a cross-sectional view of a portion of the spring mount of the present invention;

FIG. 6 is a rear view of a portion of the structure of the present invention;

FIG. 7 is a schematic view of a cut-away portion of a cleaning channel according to the present invention;

FIG. 8 is a schematic cross-sectional view of the inner wall of the cleaning tunnel according to the present invention;

FIG. 9 is an enlarged view taken at A of FIG. 8 according to the present invention.

The device comprises a collecting box 1, a collecting channel 2, a cleaning channel 3, a temporary storage box 4, a bottom plate 5, an outlet 6, a falling opening 7, a baffle 8, a first spring 9, a long shaft 10, a chain 11, a cleaning plate 12, a second spring 13, a long groove 14, a bevel gear A15, a rotating shaft 16, a bevel gear B17, a driving lever 18, a driving groove 19, a square groove 20, a squeezing plate 21, a third spring 22, a connecting rope 23, a motor 24, a belt 25, a spring seat 26 and a guide plate 27.

Detailed Description

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 only a part of the embodiments of the present invention, and not all of the embodiments. 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.

As shown in fig. 1-9, a tennis training ball cleaning device comprises a collection box 1, a collection channel 2 is fixedly inserted into the upper end of the collection box 1, the collection channel 2 is of a spiral structure, a leak hole is formed in the surface of the collection channel 2, training balls can be temporarily stored in the collection channel 2 when the training balls are more, and the leak hole in the surface of the collection channel 2 can enable dirty things on the surface of the training balls to fall down through the leak hole when the training balls roll.

The inside of collecting box 1 is provided with clean passageway 3, the fixed interior roof of pegging graft at collecting box 1 in upper end of clean passageway 3, the lower extreme of clean passageway 3 runs through collecting box 1's lower extreme, the fixed upper end of collecting passageway 2 is pegged graft in clean passageway 3 and is communicate its inner chamber, the equal three guide board 27 of fixedly connected with in both sides around the clean passageway 3 inner wall, it has all seted up logical groove to be located three guide board 27 on the clean passageway 3 rear side inner wall, guide board 27 can guide the training ball to fall to clean passageway 3's center, the logical groove assurance that guide board 27 was seted up does not hinder the normal function of other parts of the device.

Inner bottom wall fixedly connected with of collecting box 1 keeps in case 4 temporarily, keeps in case 4 and is located the front side of clean passageway 3, and the inner wall fixedly connected with bottom plate 5 of clean passageway 3 has seted up export 6 at the front end of clean passageway 3, and the upper end of bottom plate 5 is kept flat with the inner bottom wall of export 6, and the interior roof fixedly connected with of clean passageway 3 falls mouthful 7.

The periphery of whereabouts mouth 7 articulates there are two baffles 8, the equal first spring 9 of fixedly connected with of one end that two baffles 8 kept away from each other, the equal fixed connection of one end that two first springs 9 kept away from each other is on clean passageway 3's inner wall, baffle 8 plays the effect that blocks the training ball, and the training ball can't fall down from the top of two baffles 8 under normal conditions, and the training ball just can fall down when only two baffles 8 keep away from each other.

The inside of collecting box 1 is provided with two sets of major axes 10, and two sets of major axes 10 are located the left and right sides of cleaning passageway 3 respectively, and the quantity of every group major axis 10 has three respectively, and two sets of major axes 10 are connected through chain 11 transmission respectively, and both ends all are connected with the inner wall of collecting box 1 rotation around the major axis 10.

All be provided with four cleaning plate 12 outside the periphery of major axis 10, cleaning plate 12 is the circular arc structure, cleaning plate 12's lateral surface is provided with the brush, four cleaning plate 12 of major axis 10 outsides are a set of, the brush in cleaning plate 12 its outside can clean the training ball when rotating, the less training ball in gap can't pass between four cleaning plate 12, the distance that lies in between two sets of major axis 10 outsides cleaning plate 12 is nearer, can't pass when the training ball normally falls.

Two second springs 13 of the equal fixedly connected with of medial surface of four cleaning plate 12, the one end that cleaning plate 12 was kept away from to second spring 13 and the periphery fixed connection of equal major axis 10, the one end that cleaning plate 12 was kept away from to second spring 13 is all fixed the cup jointing has spring holder 26, the one end that second spring 13 was kept away from to spring holder 26 all with the periphery fixed connection of major axis 10, spring holder 26 is used for spacing second spring 13, prevent the bending deformation of second spring 13, the clean effect when influence cleaning plate 12 rotates.

The left end and the right end of the cleaning channel 3 are both provided with elongated slots 14, the cleaning plate 12 is positioned inside the elongated slots 14, a group of long shafts 10 positioned on the right side of the cleaning channel 3 are respectively and fixedly sleeved with bevel gears A15, the rear end of the cleaning channel 3 is rotatably connected with three rotating shafts 16, the right sides of the three rotating shafts 16 are respectively and fixedly connected with bevel gears B17, the three bevel gears A15 are respectively meshed with the three bevel gears B17, the outsides of the three rotating shafts 16 are respectively sleeved with shift rods 18, the rear end of the cleaning channel 3 is provided with a shifting groove 19, the shift rods 18 are opposite to the shifting groove 19, the bottom plate 5 and the inner bottom wall of the temporary storage box 4 are both obliquely arranged, the training balls can conveniently roll down into the temporary storage box 4, the bottom plate 5 is of a hollowed structure, the upper end of the bottom plate 5 is provided with an opening, the opening can enable the shift rods 18 to pass through, the hollowed structure of the bottom plate 5 can enable dirt cleaned surfaces of the training balls to fall onto the ground, and the shift rods 18 are of a circular arc structure, the one end that driving lever 18 is close to clean passageway 3 is provided with anti-skidding groove, and its one side that sets up anti-skidding groove when driving lever 18 extrudees the training ball downwards can with the training ball contact, and the arc structure of driving lever 18 can provide a vertical rolling power for the training ball to vertical rolling certain angle simultaneously when making the training ball whereabouts.

The rear end of the cleaning channel 3 is provided with a square groove 20, the inner wall of the square groove 20 is hinged with two extrusion plates 21, the two extrusion plates 21 are in mutual contact, the contact surfaces of the two extrusion plates 21 are positioned on the transverse central line of the shifting groove 19, and the shifting rod 18 can penetrate through the two extrusion plates 21 after the shifting rod 18 extrudes the extrusion plates 21 to the maximum.

Equal fixedly connected with third spring 22 of lower extreme of two stripper plates 21, the equal fixed connection of lower extreme of two third springs 22 is on the inner wall of square groove 20, the equal fixedly connected with in upper end of two stripper plates 21 connects rope 23, two one ends that connect rope 23 and keep away from two stripper plates 21 respectively with the one end fixed connection that two baffles 8 kept away from each other, connect rope 23 and run through the inside of clean passageway 3, the rope hole has been seted up to the inside of clean passageway 3, it is located the inside of rope hole to connect rope 23, the diameter of rope hole is greater than the diameter of connecting rope 23, rope hole is used for the restriction to connect rope 23, make and connect rope 23 and can only remove in the inside of rope hole, the rear end fixedly connected with motor 24 of collecting box 1, the output shaft of motor 24 rotates the rear end of running through collecting box 1, the output shaft of motor 24 is connected with two major axis 10 transmissions that are located the below in two sets of major axis 10 respectively through two belts 25.

When the training ball collecting device is used, the training ball can be directly placed into the collecting channel 2 when being collected, the training ball enters the falling opening 7 from the collecting channel 2, the training ball finally falls above the two baffles 8, at the moment, an external power supply of the motor 24 is switched on, the motor 24 drives the two long shafts 10 positioned at the lowest part of the two long shafts 10 to rotate in the same direction, so that the two long shafts 10 are driven to rotate in the same direction through the two chains 11, the long shafts 10 drive the bevel gears A15 to rotate, the bevel gears A15 drive the bevel gears B17 to rotate, the bevel gears B17 drive the rotating shafts 16 and the shift levers 18 to rotate towards one side close to the cleaning channel 3, the three shift levers 18 rotate simultaneously, the shift lever 18 positioned at the top downwards extrudes the two extrusion plates 21 when rotating, the two extrusion plates 21 pull the two baffles 8 away from each other through the connecting rope 23, the training ball falls between the two cleaning plates 12 at the top from the two baffles 8, the two cleaning plates 12 are close to each other at the moment, the cleaning ball can not pass through between the two cleaning plates 12, the two cleaning plates 12 rotate in the same direction to clean the surface of the training ball, the shifting lever 18 rotates continuously to pass through between the two pressing plates 21, the pressing plates 21 are reset under the action of the third springs 22, the baffle plate 8 is reset under the action of the first springs 9 and is close to each other to prevent the second training ball from falling down, the shifting lever 18 rotates continuously for a circle to extrude the training ball downwards and enable the training ball to vertically roll for a certain angle, the training ball separates the two cleaning plates 12 and compresses the second springs 13 until the shifting lever 18 extrudes the training ball between the two cleaning plates 12 in the middle, the shifting lever 18 extrudes the training ball downwards and then rotates continuously and extrudes the two pressing plates 21 to control the two baffle plates 8 to separate, and then the training ball drops downwards from the upper part of the baffle plate 8 to the two cleaning plates 12 at the top again to be cleaned, driving lever 18 continues rotation a week, the training ball that is located the centre is extruded between two cleaning plates 12 of below and vertical roll certain angle, the training ball that is located the top is extruded between two cleaning plates 12 of centre and rolls certain angle, there is new training ball simultaneously and is extruded between two cleaning plates 12 of top, it is clean to carry out the cubic to the training ball, after the training ball is clean to be accomplished, it extrudees to bottom plate 5 from between two cleaning plates 12 of below to be located by group the board, the training ball rolls through export 6 to in keeping in case 4, directly take out the training ball can from the articulated door of collecting box 1 front end when using.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a tennis training ball cleaning device, includes collecting box (1), its characterized in that: the upper end of the collecting box (1) is fixedly spliced with a collecting channel (2), the inside of the collecting box (1) is provided with a cleaning channel (3), the upper end of the cleaning channel (3) is fixedly spliced on the inner top wall of the collecting box (1), the lower end of the cleaning channel (3) penetrates through the lower end of the collecting box (1), the upper end of the collecting channel (2) is fixedly spliced on the upper end of the cleaning channel (3) and is communicated with the inner cavity of the cleaning channel, the inner bottom wall of the collecting box (1) is fixedly connected with a temporary storage box (4), the temporary storage box (4) is positioned on the front side of the cleaning channel (3), the inner wall of the cleaning channel (3) is fixedly connected with a bottom plate (5), the front end of the cleaning channel (3) is provided with an outlet (6), the upper end of the bottom plate (5) is level with the inner bottom wall of the outlet (6), the inner top wall of the cleaning channel (3) is fixedly connected with a falling port (7), and the circumferential surface of the falling port (7) is hinged with two baffles (8), one ends, far away from each other, of the two baffles (8) are fixedly connected with first springs (9), one ends, far away from each other, of the two first springs (9) are fixedly connected to the inner wall of the cleaning channel (3), the training ball cannot fall from the upper side of the two baffles (8) under normal conditions, and the training ball can fall only when the two baffles (8) are far away from each other;

the cleaning device is characterized in that two groups of long shafts (10) are arranged in the collecting box (1), the two groups of long shafts (10) are respectively positioned at the left side and the right side of the cleaning channel (3), the number of each group of long shafts (10) is three, the two groups of long shafts (10) are respectively in transmission connection through chains (11), the front end and the rear end of each long shaft (10) are respectively in rotary connection with the inner wall of the collecting box (1), four cleaning plates (12) are respectively arranged at the outer sides of the circumferential surfaces of the long shafts (10), two second springs (13) are respectively and fixedly connected with the inner side surfaces of the four cleaning plates (12), one ends of the second springs (13) far away from the cleaning plates (12) are respectively and fixedly connected with the circumferential surfaces of the long shafts (10), the training balls with small gaps among the four cleaning plates (12) cannot pass through, the training balls positioned at the outer parts of the two groups of long shafts (10) are relatively close to each other and cannot pass through when falling normally, elongated grooves (14) are formed in the left end and the right end of a cleaning channel (3), a cleaning plate (12) is located inside the elongated grooves (14), a group of long shafts (10) located on the right side of the cleaning channel (3) are fixedly sleeved with bevel gears A (15) respectively, the rear end of the cleaning channel (3) is rotatably connected with three rotating shafts (16), bevel gears B (17) are fixedly connected on the right sides of the three rotating shafts (16), the three bevel gears A (15) are meshed with the three bevel gears B (17) respectively, shifting rods (18) are sleeved outside the three rotating shafts (16), shifting grooves (19) are formed in the rear end of the cleaning channel (3), and the shifting rods (18) are arranged right opposite to the shifting grooves (19);

square groove (20) have been seted up to the rear end of clean passageway (3), the inner wall of square groove (20) articulates there are two stripper plates (21), the equal fixedly connected with third spring (22) of lower extreme of two stripper plates (21), the equal fixed connection of lower extreme of two third springs (22) is on the inner wall of square groove (20), the equal fixedly connected with in upper end of two stripper plates (21) connects rope (23), two connect rope (23) keep away from the one end of two stripper plates (21) respectively with the one end fixed connection that two baffles (8) kept away from each other, connect rope (23) and run through the inside of clean passageway (3), the rear end fixedly connected with motor (24) of collecting box (1), the output shaft of motor rotates the rear end of running through collecting box (1), the output shaft of motor (24) is connected with two major axis (10) transmissions that are located the below in two sets of major axis (10) respectively through two belts (25).

2. A tennis training ball cleaning device as defined in claim 1, wherein: and one end of the second spring (13) far away from the cleaning plate (12) is fixedly sleeved with a spring seat (26), and one end of the spring seat (26) far away from the second spring (13) is fixedly connected with the circumferential surface of the long shaft (10).

3. A tennis training ball cleaning device as defined in claim 1, wherein: clean the equal three guide board (27) of both sides fixedly connected with around passageway (3) inner wall, logical groove has all been seted up to three guide board (27) that are located on clean passageway (3) rear side inner wall.

4. A tennis training ball cleaning device as defined in claim 1, wherein: the collecting channel (2) is of a spiral structure, and the surface of the collecting channel (2) is provided with a leak hole.

5. A tennis training ball cleaning device as defined in claim 1, wherein: the cleaning plate (12) is of a circular arc structure, and the outer side surface of the cleaning plate (12) is provided with a hairbrush.

6. A tennis training ball cleaning device as defined in claim 1, wherein: the shifting rod (18) is of an arc-shaped structure, and an anti-skidding groove is formed in one end, close to the cleaning channel (3), of the shifting rod (18).

7. A tennis training ball cleaning device as defined in claim 1, wherein: a rope hole is formed in the cleaning channel (3), and the connecting rope (23) is located in the rope hole.

8. A tennis training ball cleaning device as defined in claim 1, wherein: the two extrusion plates (21) are mutually contacted, and the contact surfaces of the two extrusion plates (21) are positioned on the transverse central line of the shifting groove (19).