CN108579051B - Tennis training device with rotatable tennis balls - Google Patents
Tennis training device with rotatable tennis balls Download PDFInfo
- Publication number
- CN108579051B CN108579051B CN201810411096.9A CN201810411096A CN108579051B CN 108579051 B CN108579051 B CN 108579051B CN 201810411096 A CN201810411096 A CN 201810411096A CN 108579051 B CN108579051 B CN 108579051B
- Authority
- CN
- China
- Prior art keywords
- rod
- ball
- tennis
- connecting rod
- rotatable
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Classifications
-
- 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
-
- 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
- A63B69/40—Stationarily-arranged devices for projecting balls or other bodies
Landscapes
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Rehabilitation Tools (AREA)
Abstract
The invention discloses a tennis trainer with a rotatable tennis ball, and belongs to the technical field of training equipment. The tennis fixing frame of the ball hitting device of the tennis trainer is fixed at the top of the ball hitting racket, and a rotatable tennis ball is movably connected to the tennis fixing frame; the telescopic rod is provided with an outward flange, the flange is provided with an arc groove and a rectangular groove, the rectangular groove is communicated with the arc groove, the inner end of the first connecting rod is arranged in the arc groove, the inner end of the first connecting rod is slidably connected with the arc groove, the driving connecting piece is slidably connected with the rectangular groove, one end of the driving connecting piece is movably connected with the inner end of the first connecting rod, and the other end of the driving connecting piece is fixedly connected with the push rod. The invention has simple structure, low manufacturing cost and universal applicability, can simulate a double-person opposite-typing mode, and improves the comprehensive skills of trainers.
Description
Technical Field
The invention relates to the technical field of training equipment, in particular to a tennis training device with a rotatable tennis ball.
Background
Along with the improvement of the life quality of people, tennis is popular with more and more people, but tennis is a sport item which is not easy to master, a beginner often needs to train for a period of time to skillfully master various technologies of tennis in the beginner learning process, various tennis trainers are provided in the prior art to meet the requirement of single training, trainers with a particularly simple structure, such as training tennis with a spring rope or a trainer with tennis fixed on an adjustable supporting rod are provided, the simple trainer has the advantages of low cost and single function, only can be used for batting action and step practice, can not simulate two-person opposite batting practice, and can not change the training difficulty according to the training requirement; certainly, some intelligent control automatic ball serving machines can accurately send out various fixed-point training balls, but the automatic ball serving machines are generally expensive and cannot meet the training requirements of common tennis lovers.
Disclosure of Invention
The invention aims to overcome the problems in the prior art and provides a tennis trainer with a rotatable tennis ball.
The invention provides a tennis training device with a rotatable tennis ball, which comprises: the device comprises a base, a telescopic rod, a ball serving device, a ball hitting device and a driving mechanism; the ball hitting device is movably connected with the middle part of the telescopic rod; the ball serving device and the ball hitting device are both connected with the driving mechanism;
the ball serving device comprises a tennis ball storage box, a launching tube, a ball serving bin and a ball pushing device, wherein a ball outlet is formed in the bottom of the tennis ball storage box and is communicated with the top of the ball serving bin;
the ball hitting device comprises a first connecting rod, a second connecting rod, a third connecting rod, a hitting racket, a tennis fixing frame, a rotatable tennis ball and a driving connecting piece, wherein the tennis fixing frame is fixed at the top of the hitting racket, and the rotatable tennis ball is movably connected to the tennis fixing frame; the hitting racket is connected with the upper end of a third connecting rod, the lower end of the third connecting rod is connected with the rear end of a second connecting rod, and the front end of the second connecting rod is connected with the left end of the first connecting rod; the right end of the first connecting rod is connected with the push rod through a driving connecting piece, and the driving connecting piece is arranged on the telescopic rod.
Preferably, be equipped with outside flange on the telescopic link, the flange be equipped with arc recess and rectangle recess on the surface, the rectangle recess is linked together with the arc recess, the right-hand member of head rod be equipped with arc recess assorted slider, slider and arc recess sliding connection, the drive connecting piece includes connecting plate, fourth connecting rod, fifth connecting rod and montant, the fourth connecting rod is established in the rectangle recess, fourth connecting rod and rectangle recess sliding connection, the one end and the slider of fifth connecting rod are articulated, the other end and the connecting plate of fifth connecting rod are articulated, the one end and the connecting plate fixed connection of montant, the other end and the push rod fixed connection of montant.
Preferably, the driving mechanism comprises an outer shell, a first twisting and connecting rod, a second twisting and connecting rod, a third twisting and connecting rod, a fourth twisting and connecting rod, a transverse limiting groove, a circular limiting groove and a rotating motor, the outer shell is fixedly connected with the outer surface of the service bin, the lower end of the third twisting and connecting rod is respectively hinged with the upper ends of the first twisting and connecting rod and the second twisting and connecting rod, the upper end of the third twisting and connecting rod is hinged with the right end of the fourth twisting and connecting rod, the right end of the fourth twisting and connecting rod is arranged in the circular limiting groove, the right end of the fourth twisting and connecting rod is slidably connected with the circular limiting groove, an output shaft of the rotating motor penetrates out of the circle center of the circular limiting groove to be fixedly connected with the left end of the fourth twisting and connecting rod, the lower end of the first twisting and connecting rod is hinged with the right end of the push rod, the lower end of the second twisting and connecting rod is hinged with the right end of the, the rotating motor is electrically connected with a power supply through a control switch.
Preferably, the right-angle push plate comprises a horizontal partition plate and a vertical push plate, and the horizontal partition plate is arranged above the vertical push plate.
Preferably, the upper end of the third connecting rod is provided with a connecting seat, the bottom of the connecting seat is fixedly connected with the upper end of the third connecting rod, the left end and the right end of the connecting seat are respectively fixed with a supporting rod, and the upper ends of the supporting rods are connected with the two sides of the hitting racket through self-locking rotating shafts.
Preferably, a ball collecting net frame is arranged below the hitting racket.
Preferably, the lower end of the third connecting rod is connected with the rear end of the second connecting rod through a spring.
Preferably, the racket surface is an elastic net surface made of elastic ropes which are crisscrossed.
Compared with the prior art, the invention has the beneficial effects that: 1) the rotatable tennis of the tennis trainer is arranged above the batting racket and used for a beginner to train basic gestures and steps of the tennis, the beginner can experience and observe the rotation condition of the tennis after batting at different batting points during training, and when the beginner carries out further training after mastering the basic batting method, the tennis is served through the serving device, the issued tennis is batted out through the batting device to play the role of a double player on the middle player, the observation force, judgment force and strain force of the trainer are trained, and the tennis skill is improved;
2) the driving connecting piece is fixedly connected with the push rod, the same driving device provides power, when the push rod moves, the driving connecting piece drives the batting racket to do arc motion, swing motion is simulated, tennis is batted after being ejected from the launching tube, a trainer quickly responds to batting motion by observing batting angles, batting points and the like of the tennis, and comprehensive training of observance, judgment and reaction of the trainer is completed.
3) The invention has simple structure, can realize the actions of automatically serving and hitting balls only by one driving mechanism, truly simulates the double-player opposite-hitting mode, improves the comprehensive skills of trainees, has low manufacturing cost, meets the training requirements of beginners and middle-level trainees, and has universal applicability.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the drive connection of the present invention;
fig. 3 is a schematic view of a connection structure of the connecting seat and the ball striking device of the invention.
Description of reference numerals:
1. the tennis ball hitting device comprises a base, a telescopic rod, a flange, a curved groove, a rectangular groove, a 3-ball serving device, a 31-tennis ball storage box, a 32-launching tube, a 33-ball serving bin, a 34-ball pushing device, a 341-right-angle pushing plate, a 342-pushing rod, a 4-ball hitting device, a 41-first connecting rod, a 42-second connecting rod, a 43-third connecting rod, a 44-ball hitting racket, a 45-tennis ball fixing frame, a 46-rotatable tennis ball, a 47-driving connecting piece, a 471-connecting plate, a 472-fourth connecting rod, a 473-fifth connecting rod, a 474-vertical rod, a 5-driving mechanism, a 51-outer shell, a 52-first twisting rod, a 53-second twisting rod, a 54-third twisting rod, a 55-fourth twisting rod, a 56-transverse limiting groove, a 57-circular limiting groove, a 6-connecting seat and a 61-supporting rod.
Detailed Description
Detailed description of the preferred embodimentsthe following detailed description of the present invention will be made with reference to the accompanying drawings 1-3, although it should be understood that the scope of the present invention is not limited to the specific embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
The invention provides a tennis training device with a rotatable tennis ball, which comprises: the device comprises a base 1, a telescopic rod 2, a ball serving device 3, a ball hitting device 4 and a driving mechanism 5; the telescopic rod 2 is arranged on the base 1, the ball serving device 3 is arranged at the top end of the telescopic rod 2, and the ball hitting device 4 is movably connected with the middle part of the telescopic rod 2; the ball serving device 3 and the ball hitting device 4 are both connected with a driving mechanism 5;
the service device 3 comprises a tennis ball storage box 31, a launching tube 32, a service bin 33 and a ball pushing device 34, wherein the bottom of the tennis ball storage box 31 is provided with a ball outlet which is communicated with the top of the service bin 33, the service bin 33 is also communicated with the launching tube 32, the ball pushing device 34 comprises a right-angle push plate 341 and a push rod 342, the right-angle push plate 341 is positioned in the service bin 33, one end of the push rod 342 is connected with the right-angle push plate 341, and the other end of the push rod 342 penetrates out of the service bin 33 and is connected with the driving mechanism 5;
the ball hitting device 4 comprises a first connecting rod 41, a second connecting rod 42, a third connecting rod 43, a ball hitting racket 44, a tennis ball fixing frame 45, a rotatable tennis ball 46 and a driving connecting piece 47, wherein the tennis ball fixing frame 45 is fixed at the top of the ball hitting racket 44, and the rotatable tennis ball 46 is movably connected to the tennis ball fixing frame 45; the batting racket 44 is connected with the upper end of the third connecting rod 43, the lower end of the third connecting rod 43 is connected with the rear end of the second connecting rod 42, and the front end of the second connecting rod 42 is connected with the left end of the first connecting rod 41; the right end of the first connecting rod 41 is connected with the push rod 342 through a driving connecting piece 47, and the driving connecting piece 47 is arranged on the telescopic rod 2.
By adopting the technical scheme, the tennis ball in the scheme comprises a rotatable tennis ball 46 and a training tennis ball, the rotatable tennis ball 46 is selected according to different training conditions, the rotatable tennis ball 46 is arranged above the batting racket 44 and is used for training basic gestures and steps of the tennis ball by a beginner, the rotating conditions of the tennis ball after batting at different batting points are experienced and observed during training, when further training is carried out after the basic batting method is mastered, the tennis ball is served through the batting device 3, the issued tennis ball is batted out through the batting device 4 to play the role of a middle player and an opposite player, the observation force, judgment force and strain force of the training trainer are beneficial to improving the skill of the tennis ball, the principle of the batting device 3 in the invention is that the training tennis ball is collected in the tennis ball storage box 31, the tennis ball storage box 31 can be internally provided with guide sliding plates to enable the tennis balls to be orderly arranged and enter the batting bin 33, the size of the ball outlet is enough to allow a tennis ball to pass through smoothly, the distance between the ball serving bin 33 and the ball outlet is enough to accommodate only one tennis ball, when serving, the push rod 324 is driven by the driving device 5 to reciprocate in a linear direction, the driving device 5 can be an electric telescopic rod which does linear telescopic motion, and applies thrust to the push rod 342, the push rod 342 drives the tennis ball falling in the ball serving bin 33 out, the right-angle push plate 341 is designed to ensure that when the push rod 342 moves towards the tennis ball, a horizontal partition plate on the right-angle push plate 341 can block the ball outlet, after the tennis ball in the ball serving bin 33 is driven out, the right-angle push plate 341 moves reversely, the horizontal partition plate is separated from the ball outlet, the next tennis ball enters the ball serving bin, the launching tube 32 is designed to be 15-30 degrees, the tennis ball enters the launching tube 32 under the action of the push rod 342 and is accelerated in the launching tube 32, the tennis ball 44 passes through the first connecting rod 41, the second connecting rod 42, the third connecting rod 43 and the driving connecting piece 47 are movably connected with the telescopic rod 2, the driving connecting piece 47 is fixedly connected with the push rod 342, power is provided by the same driving device 5, when the push rod 342 moves, the driving connecting piece 47 drives the hitting racket 44 to do arc motion to simulate swinging action, the tennis is hit after being ejected from the launching tube 32, a trainer quickly responds to the hitting action by observing the hitting angle, hitting point and the like of the tennis, and comprehensive training of the observation power, judgment power and reaction power of the trainer is completed.
The invention has simple structure, can realize the actions of automatically serving and hitting balls only by one driving mechanism, truly simulates the double-player opposite-hitting mode, improves the comprehensive skills of trainees, has low manufacturing cost, meets the training requirements of beginners and middle-level trainees, and has universal applicability.
Furthermore, an outward flange 21 is arranged on the telescopic rod 2, an arc-shaped groove 22 and a rectangular groove 23 are arranged on the surface of the flange 21, the rectangular groove 23 is communicated with the arc-shaped groove 22, a sliding block matched with the arc-shaped groove 22 is arranged at the right end of the first connecting rod 41, the sliding block is in sliding connection with the arc-shaped groove 22, the driving connecting piece 47 comprises a connecting plate 471, a fourth connecting rod 472, a fifth connecting rod 473 and a vertical rod 474, the fourth connecting rod 472 is arranged in the rectangular groove 23, the fourth connecting rod 472 is in sliding connection with the rectangular groove 23, one end of the fifth connecting rod 473 is hinged with the sliding block, the other end of the fifth connecting rod 473 is hinged with the connecting plate 471, one end of the vertical rod 474 is fixedly connected with the connecting plate 471, the other end of the vertical rod 474 is fixedly connected with the push rod 342, the principle is that the fourth connecting rod 472 is in sliding, the fourth connecting rod 472 is used for applying effective pushing force to the sliding block when the racket moves forward, so that the racket 44 has certain force when the racket strikes a ball, the fifth connecting rod 473 applies pushing force and pulling force with different angles to the sliding block when the sliding block reciprocates left and right, the sliding block is guided to reciprocate in the arc-shaped groove 22 to do arc-shaped motion, the sliding block drives the first connecting rod 41 to do arc-shaped motion while doing arc-shaped motion, and the racket swinging motion is simulated, it should be noted that the first connecting rod 41, the second connecting rod 42 and the third connecting rod 43 can be telescopic rods, and the purpose is to adjust the position of the racket 44,
a limiting groove can be formed in the connecting plate 471, the connecting end of the fifth connecting rod 473 and the connecting plate 471 is arranged in the limiting groove, and the limiting groove is used for limiting the rotation angle of the fifth connecting rod 473, so that the fifth connecting rod 473 can provide thrust and tension and further drive the sliding block to reciprocate in the arc-shaped groove 22.
Further, the driving mechanism 5 comprises an outer shell 51, a first twisting rod 52, a second twisting rod 53, a third twisting rod 54, a fourth twisting rod 55, a transverse limiting groove 56, a circular limiting groove 57 and a rotating motor, wherein the outer shell 51 is fixedly connected with the outer surface of the service chamber 33, the lower end of the third twisting rod 54 is respectively hinged with the upper ends of the first twisting rod 52 and the second twisting rod 53, the upper end of the third twisting rod 54 is hinged with the right end of the fourth twisting rod 55, the right end of the fourth twisting rod 55 is arranged in the circular limiting groove 57, the right end of the fourth twisting rod 55 is connected with the circular limiting groove 57 in a sliding manner, the output shaft of the rotating motor penetrates out of the circle center of the circular limiting groove 57 and is fixedly connected with the left end of the fourth twisting rod 55, the lower end of the first twisting rod 52 is hinged with the right end of the push rod 342, the lower end of the second twisting rod 53 is hinged with the right end of the transverse limiting groove 56, the transverse limiting groove 56 is fixed at the, the push rod 342 is arranged in the transverse limiting groove 56, the push rod 342 is connected with the transverse limiting groove 56 in a sliding mode, and the rotating motor is electrically connected with a power supply through the control switch.
Further, the right-angle pushing plate 341 includes a horizontal partition plate and a vertical pushing plate, and the horizontal partition plate is disposed above the vertical pushing plate.
Further, the upper end of the third connecting rod 43 is provided with a connecting seat 6, the bottom of the connecting seat 6 is fixedly connected with the upper end of the third connecting rod 43, the left end and the right end of the connecting seat 6 are respectively fixed with a supporting rod 61, the upper end of the supporting rod 61 is connected with the two sides of the batting racket 44 through a self-locking rotating shaft, and the batting racket 44 can be adjusted in angle.
Further, a tennis collecting net frame is arranged below the batting bat 44 to collect dropped tennis balls.
Further, the lower end of the third connecting rod 43 is connected to the rear end of the second connecting rod 42 by a spring.
Further, the face of the batting bat 44 is an elastic net made of elastic ropes criss-cross.
In conclusion, the beneficial effects of the invention are as follows: 1) the rotatable tennis of the tennis trainer is arranged above the batting racket and used for a beginner to train basic gestures and steps of the tennis, the beginner can experience and observe the rotation condition of the tennis after batting at different batting points during training, and when the beginner carries out further training after mastering the basic batting method, the tennis is served through the serving device, the issued tennis is batted out through the batting device to play the role of a double player on the middle player, the observation force, judgment force and strain force of the trainer are trained, and the tennis skill is improved;
2) the driving connecting piece is fixedly connected with the push rod, the same driving device provides power, when the push rod moves, the driving connecting piece drives the batting racket to do arc motion, swing motion is simulated, tennis is batted after being ejected from the launching tube, a trainer quickly responds to batting motion by observing batting angles, batting points and the like of the tennis, and comprehensive training of observance, judgment and reaction of the trainer is completed.
3) The invention has simple structure, can realize the actions of automatically serving and hitting balls only by one driving mechanism, truly simulates the double-player opposite-hitting mode, improves the comprehensive skills of trainees, has low manufacturing cost, meets the training requirements of beginners and middle-level trainees, and has universal applicability.
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 (7)
1. A tennis training device with a rotatable tennis ball, comprising: the golf driving device comprises a base (1), a telescopic rod (2), a ball serving device (3), a ball hitting device (4) and a driving mechanism (5); the ball hitting device comprises a base (1), a telescopic rod (2), a ball serving device (3), a ball hitting device (4) and a ball hitting device, wherein the telescopic rod (2) is arranged on the base (1), the ball serving device (3) is arranged at the top end of the telescopic rod (2), and the ball hitting device is movably connected with the middle of the telescopic rod (2); the ball serving device (3) and the ball hitting device (4) are both connected with the driving mechanism (5);
the ball serving device (3) comprises a tennis storage box (31), an emitting barrel (32), a serving bin (33) and a ball pushing device (34), a ball outlet is formed in the bottom of the tennis storage box (31), the ball outlet is communicated with the top of the serving bin (33), the serving bin (33) is further communicated with the emitting barrel (32), the ball pushing device (34) comprises a right-angle push plate (341) and a push rod (342), the right-angle push plate (341) is located in the serving bin (33), one end of the push rod (342) is connected with the right-angle push plate (341), and the other end of the push rod (342) penetrates out of the serving bin (33) to be connected with a driving mechanism (5);
the ball hitting device (4) comprises a first connecting rod (41), a second connecting rod (42), a third connecting rod (43), a ball hitting racket (44), a tennis ball fixing frame (45), a rotatable tennis ball (46) and a driving connecting piece (47), wherein the tennis ball fixing frame (45) is fixed at the top of the ball hitting racket (44), and the rotatable tennis ball (46) is movably connected to the tennis ball fixing frame (45); the batting racket (44) is connected with the upper end of the third connecting rod (43), the lower end of the third connecting rod (43) is connected with the rear end of the second connecting rod (42), and the front end of the second connecting rod (42) is connected with the left end of the first connecting rod (41); the right end of the first connecting rod (41) is connected with the push rod (342) through a driving connecting piece (47), and the driving connecting piece (47) is arranged on the telescopic rod (2);
an outward flange (21) is arranged on the telescopic rod (2), an arc-shaped groove (22) and a rectangular groove (23) are arranged on the surface of the flange (21), the rectangular groove (23) is communicated with the arc-shaped groove (22), a sliding block matched with the arc-shaped groove (22) is arranged at the right end of the first connecting rod (41), the sliding block is in sliding connection with the arc-shaped groove (22), the driving connecting piece (47) comprises a connecting plate (471), a fourth connecting rod (472), a fifth connecting rod (473) and a vertical rod (474), the fourth connecting rod (472) is arranged in the rectangular groove (23), the fourth connecting rod (472) is connected with the rectangular groove (23) in a sliding mode, one end of the fifth connecting rod (473) is hinged to the sliding block, the other end of the fifth connecting rod (473) is hinged to the connecting plate (471), one end of the vertical rod (474) is fixedly connected with the connecting plate (471), and the other end of the vertical rod (474) is fixedly connected with the push rod (342).
2. The tennis training device with rotatable tennis balls according to claim 1, wherein the driving mechanism (5) comprises an outer housing (51), a first hinge rod (52), a second hinge rod (53), a third hinge rod (54), a fourth hinge rod (55), a transverse limiting groove (56), a circular limiting groove (57) and a rotating motor, the outer housing (51) is fixedly connected with the outer surface of the tee box (33), the lower end of the third hinge rod (54) is hinged with the upper ends of the first hinge rod (52) and the second hinge rod (53), the upper end of the third hinge rod (54) is hinged with the right end of the fourth hinge rod (55), the right end of the fourth hinge rod (55) is arranged in the circular limiting groove (57), the right end of the fourth hinge rod (55) is slidably connected with the circular limiting groove (57), the output shaft of the rotating motor penetrates out of the circle center of the circular limiting groove (57) and is fixedly connected with the left end of the fourth hinge rod (55), the lower extreme of first transposition pole (52) is articulated with the right-hand member of push rod (342), and the lower extreme of second transposition pole (53) is articulated with the right-hand member of horizontal spacing groove (56), and horizontal spacing groove (56) are fixed in the bottom of shell body (51), and push rod (342) are established in horizontal spacing groove (56), push rod (342) and horizontal spacing groove (56) sliding connection, and the rotating electrical machines passes through control switch and is connected with the power electricity.
3. The tennis trainer with rotatable tennis balls as claimed in claim 1, wherein the right-angled push plate (341) comprises a horizontal partition and a vertical push plate, the horizontal partition being disposed above the vertical push plate.
4. The tennis training device with rotatable tennis ball as claimed in claim 1, wherein the upper end of the third connecting rod (43) is provided with a connecting seat (6), the bottom of the connecting seat (6) is fixedly connected with the upper end of the third connecting rod (43), the left end and the right end of the connecting seat (6) are both fixed with supporting rods (61), and the upper ends of the supporting rods (61) are connected with the two sides of the racket (44) through self-locking rotating shafts.
5. The tennis training aid with rotatable tennis balls of claim 1, wherein a ball collecting frame is provided below the hitting racket (44).
6. The tennis training aid with rotatable tennis ball of claim 1, wherein the lower end of the third connecting rod (43) is connected with the rear end of the second connecting rod (42) through a spring.
7. Tennis training aid with rotatable tennis balls according to claim 1, wherein the surface of the racket (44) is an elastic net made of elastic strings criss-crossed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810411096.9A CN108579051B (en) | 2018-05-02 | 2018-05-02 | Tennis training device with rotatable tennis balls |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810411096.9A CN108579051B (en) | 2018-05-02 | 2018-05-02 | Tennis training device with rotatable tennis balls |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108579051A CN108579051A (en) | 2018-09-28 |
| CN108579051B true CN108579051B (en) | 2020-05-08 |
Family
ID=63619617
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810411096.9A Expired - Fee Related CN108579051B (en) | 2018-05-02 | 2018-05-02 | Tennis training device with rotatable tennis balls |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108579051B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109999441B (en) * | 2019-04-23 | 2020-08-04 | 烟台大学 | Collect service ball and pick up in intelligent tennis training machine of an organic whole |
| CN113332693A (en) * | 2021-05-31 | 2021-09-03 | 厦门聚琛贸易有限公司 | Tennis training device and training method thereof |
| CN114797067B (en) * | 2021-12-02 | 2023-03-14 | 哈尔滨商业大学 | Tennis training equipment containing driving device and used for training tennis player reaction |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201862237U (en) * | 2010-08-31 | 2011-06-15 | 郑纳钢 | Full-automatic pitching machine |
| CN102151395A (en) * | 2011-05-05 | 2011-08-17 | 大连海洋大学 | Table tennis teaching simulation training apparatus |
| CN103801066B (en) * | 2014-03-10 | 2015-12-16 | 上海体育学院 | A kind of ball-projecting device for tennis service action exercise |
| CN204034227U (en) * | 2014-08-19 | 2014-12-24 | 吴雪强 | A kind of tennis training machine with rotatable tennis |
| CN204364842U (en) * | 2015-01-19 | 2015-06-03 | 重庆工商大学 | A kind of table tennis toss ball serving device |
| CN205699322U (en) * | 2016-03-27 | 2016-11-23 | 田明琨 | A kind of shuttlecock automatic kicking apparatus |
| CN206950612U (en) * | 2017-03-02 | 2018-02-02 | 徐冰 | Volleyball training service robot |
| CN206613136U (en) * | 2017-04-13 | 2017-11-07 | 沈阳建筑大学 | A kind of tennis service device |
| CN207253711U (en) * | 2017-06-22 | 2018-04-20 | 吴书昊 | A kind of multiple degrees of freedom table tennis automatic launcher |
| CN107837523A (en) * | 2017-11-28 | 2018-03-27 | 南昌首叶科技有限公司 | A kind of physical culture tennis training teeing apparatus |
-
2018
- 2018-05-02 CN CN201810411096.9A patent/CN108579051B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN108579051A (en) | 2018-09-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108579051B (en) | Tennis training device with rotatable tennis balls | |
| US9039548B2 (en) | Swing training device and system | |
| CN109821209A (en) | A kind of intelligent shuttlecock transmitter of traceable sportsman's erect-position | |
| CN211963017U (en) | Ball game training equipment | |
| CN213192425U (en) | Directional automatic service tennis training ware | |
| CN211724620U (en) | Wheel-driven tennis training machine | |
| CN201727930U (en) | Tennis racket swinging action teaching and learning platform | |
| CN211798656U (en) | Table tennis training bat and table tennis rapid training device | |
| CN113633950A (en) | Ball game training device | |
| CN109758754B (en) | Special instrument for football training | |
| CN114470704B (en) | Badminton exercise auxiliary device | |
| CN205216140U (en) | Tennis training ware | |
| CN207950513U (en) | Shootaround machine | |
| CN211189061U (en) | Training device suitable for tennis beginner | |
| CN218010937U (en) | Sports training device is used in sports teaching | |
| CN217119289U (en) | Ball serving device for air volleyball smash training | |
| CN213077426U (en) | Automatic badminton pitching machine | |
| CN214597132U (en) | Single wheel rolling type tennis ball serving machine | |
| CN213031823U (en) | Tennis serving device | |
| CN213823383U (en) | Football fixed-angle shooting training device | |
| CN215916433U (en) | Physical training device is used in badminton exercise | |
| JP5740579B2 (en) | Golf practice equipment | |
| CN108543292B (en) | A kind of physical education shuttlecock supplemental training device | |
| CN110280001B (en) | Teaching device capable of adjusting falling direction of shuttlecocks | |
| CN216629602U (en) | Volleyball service robot |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200508 Termination date: 20210502 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |