CN112973051B - Multi-functional tennis training is with trainer - Google Patents
Multi-functional tennis training is with trainer Download PDFInfo
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- CN112973051B CN112973051B CN202110241999.9A CN202110241999A CN112973051B CN 112973051 B CN112973051 B CN 112973051B CN 202110241999 A CN202110241999 A CN 202110241999A CN 112973051 B CN112973051 B CN 112973051B
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- 238000012549 training Methods 0.000 title claims abstract description 51
- 239000000428 dust Substances 0.000 claims abstract description 25
- 241000282472 Canis lupus familiaris Species 0.000 claims description 26
- 210000000078 claw Anatomy 0.000 claims description 9
- 230000000903 blocking effect Effects 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 7
- 230000008569 process Effects 0.000 claims description 7
- 230000009471 action Effects 0.000 claims description 4
- 238000012544 monitoring process Methods 0.000 claims description 3
- 230000000979 retarding effect Effects 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 abstract description 13
- 238000004140 cleaning Methods 0.000 abstract description 4
- 238000013461 design Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract description 2
- 239000007779 soft material Substances 0.000 description 2
- 238000010408 sweeping Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Classifications
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B47/00—Devices for handling or treating balls, e.g. for holding or carrying balls
- A63B47/02—Devices for handling or treating balls, e.g. for holding or carrying balls for picking-up or collecting
- A63B47/021—Devices for handling or treating balls, e.g. for holding or carrying balls for picking-up or collecting for picking-up automatically, e.g. by apparatus moving over the playing surface
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B47/00—Devices for handling or treating balls, e.g. for holding or carrying balls
- A63B47/04—Devices for handling or treating balls, e.g. for holding or carrying balls for cleaning balls
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B69/00—Training appliances or apparatus for special sports
- A63B69/38—Training appliances or apparatus for special sports for tennis
- A63B69/385—Training appliances or apparatus for special sports for tennis for practising the serve
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- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Rehabilitation Tools (AREA)
- Cleaning In General (AREA)
Abstract
The utility model provides a multi-functional tennis training uses trainer, barrel including vertical setting, the barrel bottom is equipped with the several and removes the wheel, the several goal hole is seted up to the bottom of barrel, be equipped with the pusher dog of arc structure between every two adjacent goal holes, the concave part of pusher dog all faces the barrel, be equipped with the spiral channel in the barrel, upper portion movable mounting has open-top's storage ball storehouse in the circle of spiral channel, barrel internal rotation installation tuber pipe, the tuber pipe run through storage ball storehouse and with clearance fit between, the lower extreme fixed mounting of tuber pipe is the transmission dish down, the last transmission dish of the bottom suit middle part trompil of tuber pipe, go up transmission dish and pass through torsional spring with lower transmission dish and connect. The tennis ball collecting device integrates cleaning of a tennis training field, collection of scattered tennis balls and cleaning of floating dust on the surfaces of the tennis balls, has various functions and a simple structure, adopts an open design at the top of the barrel, can be additionally provided with a tennis ball ejection structure and is connected with the tennis ball storage bin for ball supply, and can assist a user in training and collecting the tennis balls at the same time.
Description
Technical Field
The invention belongs to the field of tennis training equipment, and particularly relates to a multifunctional training device for tennis training.
Background
At present, in a large tennis training venue, the tennis serving machine and the tennis collecting machine are applied to a normal state, but most of the tennis serving machine and the tennis collecting machine are used separately, the two functions are rarely integrated, and the investigation of the existing tennis collecting machine shows that the tennis collecting mode on the market can be roughly divided into two modes, one mode is a negative pressure suction mode, the other mode is a traction mode, the efficiency of tennis collecting is not high, the former mode is divided into single suction and multiple suction, the requirement of the single suction on the position accuracy is high, the requirement of the multiple suction on the power of a negative pressure fan is high, the latter mode mainly utilizes belt/chain transmission to pull tennis into the machine, the traction direction is single, the traction direction can be changed only by adjusting the orientation of the machine, and the coverage area is small.
Disclosure of Invention
The invention provides a multifunctional training device for tennis training, which is used for solving the defects in the prior art.
The invention is realized by the following technical scheme:
the utility model provides a multi-functional tennis training uses trainer, barrel including vertical setting, the barrel bottom is equipped with the several and removes the wheel, the several goal hole is seted up to the bottom of barrel, be equipped with the pusher dog of arc structure between every two adjacent goal holes, the concave part of pusher dog all faces the barrel, be equipped with the spiral channel in the barrel, upper portion movable mounting has open-top's storage ball storehouse in the circle of spiral channel, barrel internal rotation installation tuber pipe, the tuber pipe runs through storage ball storehouse and clearance fit with between, lower extreme fixed mounting lower transmission dish of tuber pipe, the upper transmission dish of bottom suit middle part trompil of tuber pipe, upper transmission dish passes through torsional spring with lower transmission dish and connects, set up the several recess around upper transmission dish and lower transmission dish, the barrel bottom is equipped with and enables upper transmission dish to use tuber pipe as the central pivoted retardant piece, the recess all passes through the branch connection tuber pipe, the bottom surface of lower transmission dish is equipped with the several brush, the upper end of tuber pipe rotates the dust absorption pipe of connecting the dust catcher.
The training device for multi-functional tennis training as described above, wherein the blocking member comprises a first elastic block and a second elastic block, a plurality of first elastic blocks are fixedly installed at the bottom of the inner wall of the cylinder, and a plurality of second elastic blocks are fixedly installed at the periphery of the upper conveying disc.
According to the multifunctional training device for tennis training, the large gear is fixedly arranged on the periphery of the air pipe, the large gear is meshed with the small gear, and the small gear is connected with the output end of the first motor.
According to the training device for training the multifunctional tennis ball, one end of the poking claw is connected with the barrel through the hinged seat, and the hinged seat is of a hemispherical structure with an opening facing one side of the poking claw.
According to the multifunctional training device for tennis training, the bottom of each pusher dog is fixedly provided with a plurality of brushes with the same structure as the pusher dogs, and the middle parts of the brushes are connected with the air pipes through the branch pipes with the same structure as the pusher dogs.
According to the training device for the multifunctional tennis training, the plurality of barbs are fixedly arranged on the periphery of each pusher dog.
In the training device for multi-functional tennis training, the spiral channel is connected with the barrel through the pipe brackets.
According to the multifunctional training device for tennis training, the plurality of supporting plates are fixedly installed at the top of the inner wall of the barrel, the plurality of clamping plates are fixedly installed at the top of the periphery of the tennis storage bin, and the lifting lugs are fixedly installed on the top surfaces of the clamping plates.
According to the training device for the multifunctional tennis training, the bottom of the barrel penetrates through the C-shaped cover with the downward opening and is connected with the C-shaped cover through the bearing, the periphery of the C-shaped cover is provided with the through grooves corresponding to the poking claws one by one, the poking claws respectively penetrate through the corresponding through grooves, the top surface of the C-shaped cover is fixedly provided with the inner gear ring, the inner gear ring is meshed with the gear, the gear is connected with the output end of the second motor, and the second motor is fixedly arranged on the periphery of the barrel.
The invention has the advantages that: compared with the prior art, the tennis ball collecting device can collect tennis balls in a larger area at the same time, the efficiency is higher, the periphery of the barrel is provided with the vision sensor, the ball inlet is internally provided with the photoelectric sensor for monitoring the tennis balls, the photoelectric sensor and the vision sensor are respectively and electrically connected with the controller, the controller is respectively and electrically connected with the second motor, the first motor and the dust collector, the moving wheel is a self-driven steering wheel, all the electric parts are electrically connected with the moving power supply which is arranged on the periphery of the barrel and not shown in the figure, after the device is started, the controller controls the moving wheel to move to a tennis ball scattering area according to image information collected by the vision sensor, then the moving wheel is enabled to rotate in a reversing way, so that the barrel rotates by taking the air pipe as the center, the poking claw can gather the tennis balls to the ball inlet, when the photoelectric sensor monitors that the tennis balls pass through the ball inlet, the controller enables the first motor to work to drive the air pipe to rotate, the air pipe and the cylinder rotate in a differential mode, the air pipe drives the lower conveying disc and the upper conveying disc to rotate, tennis balls can rotate along with the air pipe after entering the groove, in the rotating process, the upper conveying disc swings in a small amplitude mode under the action of the blocking piece and the torsion spring, therefore, the tennis balls can be patted intermittently, floating dust infected on the tennis balls can drop, in the process, the dust collector is in a working state, raised dust can be collected, the number of the tennis balls in the cylinder is increased, and when the tennis balls are pushed to the lower end of the spiral channel, the tennis balls can be conveyed to the ball storage bin. The tennis ball collecting device integrates sweeping of a tennis training field, collection of scattered tennis balls and cleaning of floating dust on the surfaces of the tennis balls, is multifunctional and simple in structure, adopts an open design at the top of the barrel, can be additionally provided with a tennis ball ejection structure and is connected with the ball storage bin for ball supply, can assist a user in training and collecting the tennis balls at the same time, and can collect the tennis balls on a moving path in the moving process of non-fixed-point ball serving, and elements such as a position sensor and the like which move in a matching mode can be realized by adopting the prior art, so that the efficiency of collecting the tennis balls is further improved, and energy required by subsequent ball collecting movement can be saved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention; FIG. 2 is a schematic view of a connection structure of the pusher dog and the barrel; FIG. 3 is a schematic view of the structure of the hinge base; fig. 4 is a block diagram of a circuit module of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
A training device for multi-functional tennis training, as shown in the figure, comprises a vertically arranged barrel 1, a plurality of moving wheels 7 are arranged at the bottom of the barrel 1, a plurality of ball inlet holes 2 are formed at the bottom of the barrel 1, a pusher dog 3 with an arc structure is arranged between every two adjacent ball inlet holes 2, concave parts of the pusher dog 3 face the barrel 1, one end of the pusher dog 3 connected with the barrel 1 is positioned at one side corresponding to the ball inlet holes 2, the pusher dog 3 and the ball inlet holes 2 are uniformly distributed at the periphery of the barrel 1, a spiral channel 4 is arranged in the barrel 1, the spiral channel 4 and the barrel 1 share a central line, a ball storage bin 5 with an opening at the top is movably arranged at the upper part in the circle of the spiral channel 4, the upper end of the spiral channel 4 is positioned above the ball storage bin 5, an air pipe 6 is rotatably arranged in the barrel 1, the air pipe 6 penetrates through the ball storage bin 5 and is in clearance fit with the ball storage bin, the air pipe 6 and the ball storage bin 5 share a central line with the barrel 1, a lower end of the air pipe 6 is fixedly arranged on a lower conveying disc 8, the bottom of the air pipe 6 is sleeved with an upper conveying disc 9 with a hole in the middle, the upper conveying disc 9 and the lower conveying disc 8 are connected through a torsion spring 10, two ends of the torsion spring 10 are fixedly connected in a welding mode and the like, the air pipe 6 penetrates through the torsion spring 10, the elasticity of the torsion spring 10 is larger than the gravity of the upper conveying disc 9, a plurality of grooves 11 are formed in the peripheries of the upper conveying disc 9 and the lower conveying disc 8, the upper side and the lower side of each groove 11 are through, when the torsion spring 10 is in a natural state, the grooves 11 on the upper conveying disc 9 and the lower conveying disc 8 are aligned one by one, a retarding piece capable of enabling the upper conveying disc 9 to rotate by taking the air pipe 6 as a center is arranged at the bottom of the barrel 1, the grooves 11 are connected with the air pipe 6 through branch pipes 12, a plurality of hairbrushes 13 are arranged on the bottom surface of the lower conveying disc 8, the upper end of the air pipe 6 is rotatably connected with a dust suction pipe of a dust collector 14 through a rotary sealing joint, the dust collection pipe of the dust collector 14 is made of a soft material, and is separated from the air pipe 6, the ball magazine 5 can be removed. Compared with the prior art, the tennis ball collecting device can collect tennis balls in a larger area at the same time, the efficiency is higher, the periphery of the barrel body 1 is provided with the vision sensor, the ball inlet hole 2 is internally provided with the photoelectric sensor for monitoring the tennis balls, the photoelectric sensor and the vision sensor are respectively and electrically connected with the controller, the controller is respectively and electrically connected with the second motor 30, the first motor 19 and the dust collector 14, the moving wheel 7 is a self-driven steering wheel, all the electric parts are electrically connected with the moving power source, the moving power source is arranged on the periphery of the barrel body 1 and is not shown in the figure, after the device is started, the controller controls the moving wheel 7 to move to a tennis ball scattering area according to the image information collected by the vision sensor, then the moving wheel 7 is enabled to rotate in a reversing way, the rotation of the barrel body 1 by taking the air pipe 6 as the center is realized, the poking claws 3 can gather the tennis balls to the ball inlet hole 2, when the photoelectric sensor monitors that the tennis balls pass through the ball inlet hole 2, the controller enables the first motor 19 to work to drive the air pipe 6 to rotate, the air pipe 6 and the barrel body 1 rotate in a differential speed mode, the air pipe 6 drives the lower conveying disc 8 and the upper conveying disc 9 to rotate, tennis balls can rotate along with the tennis balls after entering the groove 11, in the rotating process, the upper conveying disc 9 is slightly swung under the action of the blocking piece and the torsion spring 10, therefore, the tennis balls can be intermittently flapped, floating dust infected on the tennis balls can fall off, in the process, the dust collector 14 is in a working state and can collect raised dust, the number of the tennis balls in the barrel body 1 is increased, and when the tennis balls are pushed to the lower end of the spiral channel 4, the tennis balls can be conveyed to the tennis storage bin 5. The tennis ball collecting device integrates sweeping of a tennis training field, collection of scattered tennis balls and cleaning of floating dust on the surfaces of the tennis balls, is multifunctional and simple in structure, adopts an open design at the top of the barrel body 1, can be additionally provided with a tennis ball ejection structure and is connected with the ball storage bin 5 for ball supply, can assist a user in training and collecting the tennis balls at the same time, can collect the tennis balls on a moving path in the moving process of non-fixed-point ball serving, and can save energy required by subsequent ball collecting movement while the ball collecting efficiency is further improved by adopting the prior art as matched moving elements such as a position sensor and the like without being repeated.
Specifically, as shown in fig. 2, the blocking member of the present embodiment includes a first elastic block 15 and a second elastic block 16, a plurality of first elastic blocks 15 are fixedly installed at the bottom of the inner wall of the cylinder 1, and a plurality of second elastic blocks 16 are fixedly installed at the outer periphery of the upper transfer plate 9. The upper conveying disc 9 rotates along with the rotation of the air pipe 6, when the second elastic block 16 on the upper conveying disc 9 is contacted with the first elastic block 15 on the cylinder body 1, the upper conveying disc 9 is blocked, the torsion spring 10 starts to accumulate force, when the elasticity of the torsion spring 10 is larger than the blocking force of the first elastic block 15 and the second elastic block 16, the second elastic block 16 passes through the first elastic block 15, the torsion spring 10 drives the upper conveying disc 9 to reset, and under the action of inertia force and the like, the upper conveying disc 9 has small-amplitude swing centering on the air pipe 6 after resetting, and tennis can be flapped back and forth to remove dust stained on the tennis.
Specifically, as shown in fig. 1, a large gear 17 is fixedly installed on the outer periphery of the air duct 6 according to the embodiment, a small gear 18 is engaged with the large gear 17, and the small gear 18 is connected to the output end of a first motor 19. First motor 19 passes through mounting bracket fixed mounting in barrel 1, can drive tuber pipe 6 after starting first motor 19 and rotate, and has reduced drive ratio, more is favorable to controlling the rotation of tuber pipe 6.
Further, as shown in fig. 3, one end of the finger 3 according to this embodiment is connected to the barrel 1 through a hinge seat 20, and the hinge seat 20 is a hemispherical structure that opens toward one side of the finger 3. Be provided with the torsional spring that makes pusher dog 3 keep away from barrel 1 on the articulated shaft on articulated seat 20, articulated seat 20 of hemispherical structure can prevent that the torsional spring from becoming invalid and leading to pusher dog 3 to move towards reverse direction when pusher dog 3 meets with ground hindrance.
Furthermore, as shown in fig. 1, a plurality of brushes 13 having the same structure as the above are fixedly installed at the bottom of the pusher dog 3, and the middle parts of the brushes 13 are connected to the air duct 6 through branch pipes 12 having the same structure as the above. The branch pipe 12 is made of soft materials, the branch pipe 12 is not shown in the drawing and can adapt to the change generated by the swing of the pusher dog 3, and the structure enables the ground which can be cleaned to be wider and can avoid dust during the operation of the device.
Furthermore, as shown in fig. 2, a plurality of barbs 21 are fixedly mounted on the outer circumference of the finger 3 according to this embodiment. The barbs 21 are all towards one end of the pusher dog 3 connected with the barrel 1, and the structure can block tennis balls from moving away from the barrel 1.
Further, as shown in fig. 1, the spiral channel 4 of the present embodiment is connected to the barrel 1 through a plurality of pipe brackets 22. The pipe bracket 22 has an arc structure with the concave part facing upwards, so that the spiral channel 4 can be fixed without obstructing the movement of tennis balls in the spiral channel 4.
Furthermore, as shown in fig. 1, a plurality of support plates 23 are fixedly mounted on the top of the inner wall of the barrel 1, a plurality of clamping plates 24 are fixedly mounted on the top of the periphery of the ball storage bin 5, and lifting lugs 25 are fixedly mounted on the top surfaces of the clamping plates 24. The lifting lug 25 is of a U-shaped structure with a downward opening, the structure can enable the ball storage bin 5 to be carried on the supporting plate 23, the opening of the barrel body 1 is close, the ball storage bin is convenient to take and place, the lifting lug 25 can give a point convenient for force application to a user, and the ball storage bin 5 can be more conveniently lifted and placed by the user.
Furthermore, as shown in fig. 1, the bottom of the cylinder 1 according to this embodiment penetrates through a C-shaped cover 26 with a downward opening and is connected with the C-shaped cover in a bearing manner, through grooves 27 corresponding to the fingers 3 one by one are formed in the periphery of the C-shaped cover 26, the fingers 3 respectively penetrate through the corresponding through grooves 27, an inner gear ring 28 is fixedly mounted on the top surface of the C-shaped cover 26, the inner gear ring 28 is engaged with a gear 29, the gear 29 is connected with the output end of a second motor 30, and the second motor 30 is fixedly mounted on the periphery of the cylinder 1. A user can drive the C-shaped cover 26 to rotate through the second motor 30, the gear 29 and the inner gear ring 28, so that the C-shaped cover 26 rotates towards the direction that the pusher dog 3 is close to the barrel body 1, the pusher dog 3 can be folded, the occupied space of the device can be reduced, and the device can also be used for adjusting the coverage area of the device.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (9)
1. The utility model provides a multi-functional tennis training uses trainer, includes barrel (1) of vertical setting, pusher dog (3), storage ball storehouse (5), barrel (1) bottom is equipped with the several and removes wheel (7), its characterized in that: the bottom of the barrel body (1) is provided with a plurality of ball inlet holes (2), a pusher dog (3) with an arc-shaped structure is arranged between every two adjacent ball inlet holes (2), concave parts of the pusher dogs (3) face the barrel body (1), a spiral channel (4) is arranged in the barrel body (1), the upper part in the ring of the spiral channel (4) is movably provided with a ball storage bin (5) with an opening at the top, an air pipe (6) is rotatably arranged in the barrel body (1), the air pipe (6) penetrates through the ball storage bin (5) and is in clearance fit with the ball storage bin, the lower end of the air pipe (6) is fixedly provided with a lower conveying disc (8), the bottom of the air pipe (6) is sleeved with an upper conveying disc (9) with a hole at the middle part, the upper conveying disc (9) and the lower conveying disc (8) are connected through a torsion spring (10), a plurality of grooves (11) are formed around the upper conveying disc (9) and the lower conveying disc (8), the bottom of the barrel body (1) is provided with a blocking piece which can enable the upper conveying disc (9) to rotate by taking the air pipe (6) as the center, the grooves (11) are connected with the air pipe (6) through branch pipes (12), a plurality of brushes (13) are arranged on the bottom surface of the lower conveying disc (8), and the upper end of the air pipe (6) is rotatably connected with a dust suction pipe of a dust collector (14); the periphery of the cylinder body (1) is provided with a vision sensor, a photoelectric sensor for monitoring tennis is arranged in the ball inlet (2), the photoelectric sensor and the vision sensor are respectively connected with a controller through circuits, the controller is connected with a dust collector (14) through a circuit, a self-driven steering wheel is selected as the moving wheel (7), the controller controls the moving wheel (7) to move to a tennis scattering area according to image information collected by the vision sensor, then the moving wheel (7) is enabled to rotate in a reversing way, so that the cylinder body (1) rotates by taking the air pipe (6) as a center, the poking claw (3) can gather tennis to the ball inlet (2), when the photoelectric sensor monitors that the tennis passes through the ball inlet (2), the air pipe (6) and the cylinder body (1) rotate in a differential way, the air pipe (6) drives the lower conveying disc (8) and the upper conveying disc (9) to rotate, the tennis can rotate along with the conveying disc after entering the groove (11), and in the rotating process, the upper conveying disc (9) is swung under the action of the blocking piece and the torsion spring (10), so that tennis balls can be intermittently beaten, floating dust stained on the tennis balls can fall off, the dust collector (14) is in a working state and can collect raised dust, and as the number of the tennis balls in the barrel body (1) increases, the tennis balls can be conveyed to the ball storage bin (5) when being pushed to the lower end of the spiral channel (4).
2. The training device for multifunctional tennis training of claim 1, wherein: the retarding piece comprises a first elastic block (15) and a second elastic block (16), a plurality of first elastic blocks (15) are fixedly installed at the bottom of the inner wall of the cylinder body (1), and a plurality of second elastic blocks (16) are fixedly installed on the periphery of the upper conveying disc (9).
3. A multifunctional training device for tennis training according to claim 1 or 2, wherein: the periphery of the air pipe (6) is fixedly provided with a large gear (17), the large gear (17) is meshed with a small gear (18), and the small gear (18) is connected with the output end of a first motor (19).
4. The training device for multifunctional tennis training of claim 1, wherein: one end of the pusher dog (3) is connected with the barrel (1) through a hinged seat (20), and the hinged seat (20) is of a hemispherical structure facing to an opening on one side of the pusher dog (3).
5. The training device for multifunctional tennis training of claim 1, wherein: the bottom of the pusher dog (3) is fixedly provided with a plurality of brushes (13) with the same structure as the above, and the middle parts of the brushes (13) are connected with the air pipe (6) through branch pipes (12) with the same structure as the above.
6. The training device for multifunctional tennis training of claim 1, wherein: the periphery of the pusher dog (3) is fixedly provided with a plurality of barbs (21).
7. The training device for multifunctional tennis training of claim 1, wherein: the spiral channel (4) is connected with the cylinder body (1) through a plurality of pipe brackets (22).
8. The training device for multifunctional tennis training of claim 1, wherein: the ball storage bin is characterized in that a plurality of supporting plates (23) are fixedly mounted at the top of the inner wall of the barrel body (1), a plurality of clamping plates (24) are fixedly mounted at the top of the periphery of the ball storage bin (5), and lifting lugs (25) are fixedly mounted on the top surfaces of the clamping plates (24).
9. The training device for multifunctional tennis training of claim 1, wherein: the bottom of the barrel (1) penetrates through a C-shaped cover (26) with a downward opening and is connected with a bearing, through grooves (27) corresponding to the poking claws (3) one by one are formed in the periphery of the C-shaped cover (26), the poking claws (3) respectively penetrate through the corresponding through grooves (27), an inner gear ring (28) is fixedly installed on the top surface of the C-shaped cover (26), the inner gear ring (28) is meshed with a gear (29), the gear (29) is connected with the output end of a second motor (30), and the second motor (30) is fixedly installed on the periphery of the barrel (1).
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CN202110241999.9A CN112973051B (en) | 2021-03-04 | 2021-03-04 | Multi-functional tennis training is with trainer |
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CN202110241999.9A CN112973051B (en) | 2021-03-04 | 2021-03-04 | Multi-functional tennis training is with trainer |
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CN112973051B true CN112973051B (en) | 2022-04-08 |
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CN208319874U (en) * | 2018-05-22 | 2019-01-04 | 齐鲁师范学院 | Mechanical table tennis ball collecting device |
CN210045721U (en) * | 2018-12-26 | 2020-02-11 | 朱素贞 | A inner wall sweeps grey device for porcelain |
CN209405898U (en) * | 2018-12-30 | 2019-09-20 | 天津博豪佳泓电子科技有限公司 | A kind of dust removal machine of plastic uptake workshop |
CN111569380A (en) * | 2020-06-02 | 2020-08-25 | 厦门再刚玩具有限公司 | Tennis ball collecting and dedusting device |
CN111773650A (en) * | 2020-07-13 | 2020-10-16 | 江苏农牧科技职业学院 | Ball serving equipment for sports fixed-point shooting training |
CN212575564U (en) * | 2020-07-28 | 2021-02-23 | 郑州财经学院 | Tennis ball collection device for tennis training |
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