CN209828192U - Ball dispenser for tennis training - Google Patents
Ball dispenser for tennis training Download PDFInfo
- Publication number
- CN209828192U CN209828192U CN201920391893.5U CN201920391893U CN209828192U CN 209828192 U CN209828192 U CN 209828192U CN 201920391893 U CN201920391893 U CN 201920391893U CN 209828192 U CN209828192 U CN 209828192U
- Authority
- CN
- China
- Prior art keywords
- ball
- fixed
- side wall
- pipe
- motor
- 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
Landscapes
- Manipulator (AREA)
Abstract
A ball dispenser for tennis training, which relates to the technical field of sports training equipment; universal wheels are fixed at four corners of the lower surface of the base, a launching mechanism is arranged above the base, a ball collecting box is fixed on the upper surface of an outer shell in the launching mechanism, a ball inlet pipe is inserted at the upper end of the ball collecting box, the lower end of the ball inlet pipe passes through the upper side wall of the ball collecting box and is suspended at the upper end inside the ball collecting box, a ball outlet pipe is inserted at the lower end of the ball collecting box, the upper end of the ball outlet pipe is fixedly connected with the inner side wall of the lower side wall of the ball collecting box, the lower end of the ball outlet pipe passes through the side wall at the upper side of the outer shell and is inserted in a guide pipe arranged in the launching mechanism, the ball outlet pipe at the lower end of the ball collecting box is connected with the guide pipe in the launching mechanism, tennis balls fall into the ball outlet pipe from the guide pipe, the tennis balls are ejected through a piston rod on an air cylinder, the launching mechanism can be driven to rotate by a motor, reasonable arrangement, low manufacturing cost and the like.
Description
Technical Field
The utility model relates to a sports training equipment technical field, concretely relates to tennis is service robot for training.
Background
Tennis ball is a sport of hitting hollow balls made of rubber through a tennis net and a racket, and is also a beautiful and violent sport, which is bred in France, born in the United kingdom, starts to popularize and form climax in the United states, and is currently popular all over the world and called second-ball sport in the world.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to prior art's defect and not enough, provide a simple structure, reasonable in design, convenient to use's serve ware for tennis training, the play ball pipe of collection ball case lower extreme is connected with the stand pipe in the launching mechanism, and the tennis falls to shooting pipe in from the stand pipe, jets out the ball through the piston rod on the cylinder, and accessible motor drives the launching mechanism and rotates when jetting out to the different direction of accessible jets out the ball, has strengthened the effect of training.
In order to achieve the above object, the utility model adopts the following technical scheme: the ball discharging device comprises a base, universal wheels, a launching mechanism and a ball collecting box, wherein the universal wheels are fixed at four corners of the lower surface of the base, the launching mechanism is arranged above the base, the ball collecting box is fixed on the upper surface of an outer shell in the launching mechanism, a ball inlet pipe is inserted into the upper end of the ball collecting box, the lower end of the ball inlet pipe penetrates through the upper side wall of the ball collecting box and is suspended at the upper end inside the ball collecting box, a ball discharging pipe is inserted into the lower end of the ball collecting box, the upper end of the ball discharging pipe is fixedly connected with the inner side wall of the lower side wall of the ball collecting box, and the lower end of the ball discharging pipe penetrates through the side wall of the upper side of the outer shell;
the launching mechanism also comprises a shooting ball pipe, a cylinder, a push plate, a first motor, a second motor, a supporting plate, a screw rod and an internal thread pipe, wherein the center of the lower surface of the outer shell is fixedly connected with an output shaft of the first motor, the first motor is connected with an external power supply, the lower end of the first motor sequentially penetrates through the lower side wall of the outer shell and the upper side wall of the base and is fixed on the inner side wall of the lower side of the base, fixed plates are fixed on the front end and the rear end of the upper side wall of the base, a forward switch and a reverse switch in the forward switch and the reverse switch are respectively fixed on the fixed plates on the front side and the rear side, a poking rod is arranged between the forward switch and the reverse switch, the left end of the poking rod is fixed on the output shaft of the first motor, the first motor is respectively connected with the forward switch and the reverse switch in the forward switch and the reverse switch through leads, a connecting piece is arranged in the sliding groove on the lower surface of the left end of the supporting plate in a sliding way, the lower end of the connecting piece is screwed with an internal thread pipe through a bolt, the lower end of the internal thread pipe is sleeved on the screw rod and is screwed through threads, the lower end of the screw rod is fixedly connected with an output shaft of the second motor, the second motor is connected with an external power supply and is fixed on the left end of the lower side wall of the outer shell, a cylinder is fixed on the upper surface of the left end of the supporting plate, the cylinder is connected with an external air source and is connected with a control switch which is fixed on the outer side wall of the left side of the outer shell, the piston rod of the cylinder is inserted in the ball shooting pipe, a push plate is fixed on the piston rod of the cylinder, the push plate is arranged inside the left end of the ball shooting pipe, the upper end and the lower end of the inner side wall of the left side of the ball shooting pipe are both fixed with a stop block, the stop block is arranged on the right side of the push plate, and the right end of the shooting ball pipe is exposed outside the outer shell after penetrating through the outer shell.
Further, the left side of control switch is equipped with the briquetting, be fixed with the connecting rod on the upper surface of this briquetting, the other end of this connecting rod passes the limiting plate in proper order, a spring, behind the fly leaf, expose and establish the left side at the fly leaf, the rear end of limiting plate is fixed on the support, the right-hand member of this support is fixed on the lateral wall of shell body left end, be fixed with No. three motors on the back lateral wall of this support left end, this No. three motors is connected with external power source, and its output shaft passes behind the support, insert and establish in the cam, and fixed connection, the right side wall of cam and the left end of connecting rod contact the setting, the inside wall fixed connection of this connecting rod and fly leaf, the right side wall and the spring fixed connection of fly leaf, the right-hand member.
Furthermore, both ends all are equipped with the deflector about going out the bulb, and the one end that this deflector is adjacent to a bulb is fixed on the lateral wall of shooting pipe downside, and its other end is fixed respectively on the inside wall of shooting pipe left and right sides.
Further, a plurality of arc-shaped sliding blocks are distributed on the lower surface of the outer shell at equal intervals, the arc-shaped sliding blocks are arranged on a circular sliding rail in a sliding mode, and the circular sliding rail is fixed on the upper surface of the base.
Further, a push rod is arranged at the left end of the upper surface of the base, and two ends of the lower side of the push rod are respectively fixed on the front side and the rear side of the upper surface of the base.
Furthermore, the push rod comprises a U-shaped rod and a sleeve, the two ends of the U-shaped rod are respectively sleeved with the sleeve and fixed through bolts, and the lower end of the sleeve is respectively fixed on the front side and the rear side of the left end of the upper surface of the base.
After the structure is adopted, the utility model discloses beneficial effect does: a service robot for tennis training, the play ball pipe of collection ball case lower extreme is connected with the stand pipe in the launching mechanism, in the tennis falls to shooting the ball from the stand pipe, jets out the ball through the piston rod on the cylinder, accessible motor drove the launching mechanism and rotates when jetted out to the different direction of accessible jets out the ball, has strengthened the effect of training, the utility model has the advantages of simple structure sets up rationally, the cost of manufacture is low.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only 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 sectional view of the present invention.
Fig. 2 is a side view of the present invention.
Fig. 3 is an enlarged view of a portion a in fig. 1.
Fig. 4 is an enlarged view of a portion B in fig. 1.
Fig. 5 is an enlarged view of the portion C in fig. 1.
Description of reference numerals:
a base 1, a universal wheel 2, a launching mechanism 3, an outer shell 3-1, a guide pipe 3-2, a shooting ball pipe 3-3, a cylinder 3-4, a push plate 3-5, a first motor 3-6, a second motor 3-7, a support plate 3-8, a screw rod 3-9, a fixing plate 3-10, a positive and negative switch 3-11, a poke rod 3-12, a rotating shaft 3-13, a connecting piece 3-14, a control switch 3-15 and a stop block 3-16, the ball collecting device comprises 3-17 parts of an internal threaded pipe, 4 parts of a ball collecting box, 5 parts of a ball inlet pipe, 6 parts of a ball outlet pipe, 7 parts of a pressing block, 8 parts of a connecting rod, 9 parts of a limiting plate, 10 parts of a spring, 11 parts of a movable plate, 12 parts of a bracket, 13 parts of a third motor, 14 parts of a cam, 15 parts of a guide plate, 16 parts of an arc-shaped sliding block, 17 parts of a circular sliding rail, 18 parts of a push rod, 18.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
Referring to fig. 1 to 5, the technical solution adopted by the present embodiment is: the launching mechanism 3 is characterized by comprising a base 1, universal wheels 2, a launching mechanism 3 and a ball collecting box 4, wherein the universal wheels 2 are fixed at four corners of the lower surface of the base 1 through bolts, the launching mechanism 3 is placed above the base 1, the ball collecting box 4 is fixed on the upper surface of an outer shell 3-1 of the launching mechanism 3 through bolts, a ball inlet pipe 5 is inserted at the upper end of the ball collecting box 4, the lower end of the ball inlet pipe 5 penetrates through the upper side wall of the ball collecting box 4 and then is suspended at the upper end inside the ball collecting box 4 and is fixed by welding, a ball outlet pipe 6 is inserted at the lower end of the ball collecting box 4, the upper end of the ball outlet pipe 6 is fixed by welding with the inner side wall of the lower side wall of the ball collecting box 4, and the lower end of the ball outlet pipe 6 penetrates through the side wall of the upper side of the outer shell 3-1;
the launching mechanism 3 also comprises a shooting ball pipe 3-3, a cylinder 3-4, a push plate 3-5, a first motor 3-6, a second motor 3-7, a support plate 3-8, a screw rod 3-9 and an internal thread pipe 3-17, the center of the lower surface of the outer shell 3-1 is welded and fixed with an output shaft of the first motor 3-6, the first motor 3-6 is connected with an external power supply, the lower end of the first motor sequentially passes through the lower side wall of the outer shell 3-1 and the upper side wall of the base 1 and then is fixed on the inner side wall of the lower side of the base 1 through bolts, fixed plates 3-10 are welded and fixed on the front end and the rear end of the upper side wall of the base 1, a forward switch and a reverse switch in a forward-reverse switch 3-11 are respectively fixed on the fixed plates 3-10 on the front side and the rear side through bolts, a poke rod, the left end of the poke rod 3-12 is welded and fixed on the output shaft of a motor 3-6, the motor 3-6 is respectively connected with a forward switch and a reverse switch in a forward switch 3-11 through leads, the middle end of the inner side wall of the right side of the outer shell 3-1 is screwed with a rotating shaft 3-13 through a bearing, the bearing is sleeved on the two ends of the rotating shaft 3-13, the inner ring of the bearing is welded and fixed with the rotating shaft 3-13, the outer ring of the bearing is welded and fixed with the inner side wall of the outer shell 3-1, the left side wall of the rotating shaft 3-13 is welded and fixed with the right end of a supporting plate 3-8, a connecting piece 3-14 is arranged in a sliding groove on the lower surface of the left end of the supporting plate 3-8 in a sliding way, the lower end of the connecting piece 3-14 is screwed with an internally threaded pipe, the lower end of a screw rod 3-9 is welded and fixed with an output shaft of a second motor 3-7 through screw thread screwing, the second motor 3-7 is connected with an external power supply and is fixed on the left end of the lower side wall of an outer shell 3-1 through a bolt, an air cylinder 3-4 is fixed on the upper surface of the left end of a supporting plate 3-8 through a bolt, the air cylinder 3-4 is connected with an external air source and is connected with a control switch 3-15 through a lead, the control switch 3-15 is fixed on the outer side wall of the left side of the outer shell 3-1 through a bolt, a piston rod of the air cylinder 3-4 is inserted in a shooting ball pipe 3-3, a push plate 3-5 is welded and fixed on the piston rod, the push plate 3-5 is arranged in the left end of the shooting ball pipe 3-3, and a stop block 3-16 is welded and fixed on the upper end and the lower end of the, the stop block is arranged at the right side of the push plate 3-5, and the right end of the shooting ball pipe 3-3 is exposed at the outer side of the outer shell 3-1 after passing through the outer shell 3-1.
Furthermore, a press block 7 is arranged on the left side of the control switch 3-15, a connecting rod 8 is fixedly welded on the left surface of the press block 7, the other end of the connecting rod 8 passes through a limit plate 9, a spring 10 and a movable plate 11 in sequence and then is exposed on the left side of the movable plate 11, the rear end of the limit plate 9 is fixedly welded on a bracket 12, the right end of the bracket 12 is fixedly welded on the outer side wall of the left end of the outer shell 3-1, a third motor 13 is fixedly fixed on the rear side wall of the left end of the bracket 12 through a bolt, the third motor 13 is connected with an external power supply, an output shaft of the third motor passes through the bracket 12 and is inserted into a cam 14 and is fixedly welded, the right side wall of the cam 14 is arranged in contact with the left end of the connecting rod 8, the connecting rod 8 is fixedly welded with the inner side wall of the movable plate 11, the right side wall of the movable plate 11 is fixedly, the cam 14 can be driven to rotate by the third motor 13, the connecting rod 8 is driven to move by the cam 14, the pressing block 7 is driven to move by the connecting rod 8, and the control switches 3-15 are controlled by the pressing block 7.
Furthermore, the left end and the right end of the ball outlet pipe 6 are both provided with a guide plate 15, one end of the guide plate 15 adjacent to the ball outlet pipe 6 is welded and fixed on the side wall of the lower side of the shooting pipe 3-3, and the other end of the guide plate 15 is respectively welded and fixed on the inner side walls of the left side and the right side of the shooting pipe 3-3, so that tennis balls can be conveniently rolled into the ball outlet pipe 6.
Furthermore, a plurality of arc-shaped sliding blocks 16 are equidistantly distributed on the lower surface of the outer shell 3-1 and are welded and fixed, the arc-shaped sliding blocks 16 are arranged on a circular sliding rail 17 in a sliding mode, and the circular sliding rail 17 is welded and fixed on the upper surface of the base 1, so that the stability of the outer shell 3-1 during rotation can be improved.
Further, a push rod 18 is arranged at the left end of the upper surface of the base 1, two ends of the lower side of the push rod 18 are respectively welded and fixed on the front side and the rear side of the upper surface of the base 1, and the device can be pushed by the push rod 18, so that the device is convenient to move.
Further, the push rod 18 is composed of a U-shaped rod 18-1 and a sleeve 18-2, the sleeve 18-2 is sleeved at each of two ends of the U-shaped rod 18-1 and fixed through bolts, the lower ends of the sleeve 18-2 are fixed on the front side and the rear side of the left end of the upper surface of the base 1 in a welding mode respectively, the U-shaped rod 18-1 can move in the sleeve 18-2 and then fixed through bolts after moving, and therefore the height of the push rod 18 can be adjusted according to users with different heights.
The working principle of the specific embodiment is as follows: when the tennis ball shooting device is used, the device is pushed to the side edge of a tennis court through the push rod 18, the second motor 3-7 is started, the second motor 3-7 drives the screw rod 3-9 to rotate, the screw rod 3-9 drives the internal threaded pipe 3-17 to move upwards, the internal threaded pipe 3-17 pushes the left end of the support plate 3-8 upwards, the support plate 3-8 rotates upwards by taking the rotating shaft 3-13 as an axis, the support plate 3-8 drives the left end of the tennis shooting pipe 3-3 to move upwards, the right end of the tennis shooting pipe 3-3 can move downwards, the height of the right end of the tennis shooting pipe 3-3 can be adjusted, a tennis ball is filled in the ball collecting box 4 after adjustment, the tennis ball rolls into the tennis ball shooting pipe 6 along the guide plate 15, then falls into the tennis shooting pipe 3-3 at the lower end of the guide pipe 3-2 through the tennis ball shooting pipe 6, and is limited at the right side of the stop block 3-16 through the stop block 3-16 in When the convex position of the cam 14 is rotated to the other end of the connecting rod 8, the spring 10 pushes the movable plate 11 to the left, the movable plate 11 drives the connecting rod 8 to move to the left, the connecting rod 8 drives the press block 7 to move to the left, the press block 7 releases the control switch 3-15, the control switch 3-15 closes the cylinder 3-4, the piston rod of the cylinder 3-4 retracts, tennis balls on the upper side continuously drop downwards, the balls are continuously ejected when the protruding position of the cam 14 is abutted to the connecting rod 8, the first motor 3-6 is started while the balls are ejected, the output shaft of the first motor 3-6 drives the outer shell 3-1 and the poke rod 3-12 to rotate forwards, when the poke rod 3-12 touches a reverse switch in the positive and negative switch 3-11, the first motor 3-6 is driven to rotate reversely through the reverse switch, the first motor 3-6 drives the outer shell 3-1 and the poke rod 3-12 to rotate reversely, when the poke rod 3-12 touches a forward switch in the positive and negative switch 3-11, the first motor 3-6 is driven to rotate forwards through the forward switch, and the outer shell 3-1 is driven to rotate through the first motor 3-6, the tennis ball can be shot from different directions.
After adopting above-mentioned structure, this embodiment beneficial effect does:
1. a ball outlet pipe 6 at the lower end of the ball collecting box 4 is connected with a guide pipe 3-2 in the launching mechanism 3, tennis balls fall into the ball shooting pipe 3-3 from the guide pipe 3-2, and the tennis balls are shot out through a piston rod on an air cylinder 3-4;
2. the launching mechanism 3 can be driven to rotate by the first motor 3-6 while the ball is launched, so that the ball can be launched in different directions, and the training effect is enhanced;
3. a control switch 3-15 is fixed on the outer side wall on the left side of the outer shell 3-1, the control switch 3-15 can control the starting and the closing of the cylinder 3-4, and the control switch 3-15 can be started by driving the connecting rod 8 to move through the rotation of the cam 14, so that the manual pressing of the control switch 3-15 can be omitted, and the time and the labor are saved;
4. the left side of the upper surface of the base 1 is provided with a push rod 18, and the push rod 18 is composed of a U-shaped rod 18-1 and a sleeve 18-2, so that the height of the push rod 18 can be adjusted according to the height of a user, and people with different heights can push the push rod conveniently.
The above description is only for the purpose of illustrating the technical solutions of the present invention and not for the purpose of limiting the same, and other modifications or equivalent replacements made by those of ordinary skill in the art to the technical solutions of the present invention should be covered within the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solutions of the present invention.
Claims (6)
1. A ball dispenser for tennis training is characterized in that: it comprises a base (1), universal wheels (2), a launching mechanism (3) and a ball collecting box (4), universal wheels (2) are fixed at four corners of the lower surface of the base (1), a launching mechanism (3) is arranged above the base (1), a ball collecting box (4) is fixed on the upper surface of an outer shell (3-1) in the launching mechanism (3), a ball inlet pipe (5) is inserted at the upper end of the ball collecting box (4), the lower end of the ball inlet pipe (5) passes through the upper side wall of the ball collecting box (4) and is suspended at the upper end of the interior of the ball collecting box (4), the ball outlet pipe (6) is inserted at the lower end of the ball collecting box (4), the upper end of the ball outlet pipe (6) is fixedly connected with the inner side wall of the lower side wall of the ball collecting box (4), the lower end of the ejector is inserted into a guide pipe (3-2) in the launching mechanism (3) after penetrating through the side wall on the upper side of the outer shell (3-1);
the launching mechanism (3) also comprises a shooting ball pipe (3-3), an air cylinder (3-4), a push plate (3-5), a first motor (3-6), a second motor (3-7), a support plate (3-8), a screw rod (3-9) and an internal threaded pipe (3-17), the center of the lower surface of the outer shell (3-1) is fixedly connected with an output shaft of the first motor (3-6), the first motor (3-6) is connected with an external power supply, the lower end of the first motor sequentially penetrates through the lower side wall of the outer shell (3-1) and the upper side wall of the base (1) and then is fixed on the inner side wall of the lower side of the base (1), fixing plates (3-10) are fixed on the front end and the rear end of the upper side wall of the base (1), and a forward switch and a reverse switch in a forward switch (3-11) are respectively fixed on the fixing plates (3-10) on the front, a poke rod (3-12) is arranged between the forward switch and the reverse switch, the left end of the poke rod (3-12) is fixed on the output shaft of a motor (3-6), the motor (3-6) is respectively connected with the forward switch and the reverse switch in the forward switch and the reverse switch (3-11) through wires, the middle end of the inner side wall of the right side of the outer shell (3-1) is screwed with a rotating shaft (3-13) through a bearing, the left side wall of the rotating shaft (3-13) is fixedly connected with the right end of a supporting plate (3-8), a connecting piece (3-14) is arranged in a sliding groove on the lower surface of the left end of the supporting plate (3-8) in a sliding way, the lower end of the connecting piece (3-14) is screwed with an internal threaded pipe (3-17) through a bolt, and the lower end of the internal threaded pipe (3-17) is, the lower end of the screw rod (3-9) is fixedly connected with an output shaft of a second motor (3-7) through screw threads in a screwed connection mode, the second motor (3-7) is connected with an external power supply and is fixed on the left end of the lower side wall of the outer shell (3-1), an air cylinder (3-4) is fixed on the upper surface of the left end of the supporting plate (3-8), the air cylinder (3-4) is connected with an external air source and is connected with a control switch (3-15), the control switch (3-15) is fixed on the outer side wall of the left side of the outer shell (3-1), a piston rod of the air cylinder (3-4) is inserted into the shooting ball pipe (3-3), a push plate (3-5) is fixed on the piston rod of the air cylinder, and the push plate (3-5) is arranged inside the left end of the shooting ball pipe (3-3), the upper end and the lower end of the inner side wall of the left side of the shooting ball pipe (3-3) are both fixed with a stop block (3-16), the stop blocks are arranged on the right side of the push plate (3-5), and the right end of the shooting ball pipe (3-3) is exposed out of the outer shell (3-1) after passing through the outer shell (3-1).
2. The tennis training ball dispenser of claim 1, wherein: a pressing block (7) is arranged on the left side of the control switch (3-15), a connecting rod (8) is fixed on the upper surface of the pressing block (7), the other end of the connecting rod (8) sequentially penetrates through a limiting plate (9), a spring (10) and a movable plate (11) and then is exposed on the left side of the movable plate (11), the rear end of the limiting plate (9) is fixed on a support (12), the right end of the support (12) is fixed on the outer side wall of the left end of the outer shell (3-1), a third motor (13) is fixed on the rear side wall of the left end of the support (12), the third motor (13) is connected with an external power supply, an output shaft of the third motor penetrates through the support (12) and is inserted into a cam (14) and is fixedly connected, the right side wall of the cam (14) is in contact with the left end of the connecting rod (8), and the connecting rod (8) is fixedly connected with the, the right side wall of the movable plate (11) is fixedly connected with the spring (10), and the right end of the spring (10) is fixedly connected with the left side wall of the limiting plate (9).
3. The tennis training ball dispenser of claim 1, wherein: the left end and the right end of the ball outlet pipe (6) are respectively provided with a guide plate (15), one end of each guide plate (15) adjacent to the ball outlet pipe (6) is fixed on the side wall of the lower side of the corresponding ball ejecting pipe (3-3), and the other end of each guide plate is fixed on the inner side walls of the left side and the right side of the corresponding ball ejecting pipe (3-3).
4. The tennis training ball dispenser of claim 1, wherein: a plurality of arc-shaped sliding blocks (16) are distributed on the lower surface of the outer shell (3-1) at equal intervals, the arc-shaped sliding blocks (16) are arranged on a circular sliding rail (17) in a sliding mode, and the circular sliding rail (17) is fixed on the upper surface of the base (1).
5. The tennis training ball dispenser of claim 1, wherein: a push rod (18) is arranged at the left end of the upper surface of the base (1), and two ends of the lower side of the push rod (18) are respectively fixed on the front side and the rear side of the upper surface of the base (1).
6. The tennis training ball dispenser of claim 5, wherein: the push rod (18) is composed of a U-shaped rod (18-1) and sleeves (18-2), the sleeves (18-2) are respectively sleeved at two ends of the U-shaped rod (18-1) and fixed through bolts, and the lower ends of the sleeves (18-2) are respectively fixed on the front side and the rear side of the left end of the upper surface of the base (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920391893.5U CN209828192U (en) | 2019-03-26 | 2019-03-26 | Ball dispenser for tennis training |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920391893.5U CN209828192U (en) | 2019-03-26 | 2019-03-26 | Ball dispenser for tennis training |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209828192U true CN209828192U (en) | 2019-12-24 |
Family
ID=68908207
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920391893.5U Expired - Fee Related CN209828192U (en) | 2019-03-26 | 2019-03-26 | Ball dispenser for tennis training |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209828192U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111450508A (en) * | 2020-04-24 | 2020-07-28 | 滨州学院 | Tennis is swung and is clapped training automatically regulated service device |
| CN111686432A (en) * | 2020-08-05 | 2020-09-22 | 山东经贸职业学院 | Tennis serving device for physical training |
| CN113041591A (en) * | 2021-03-30 | 2021-06-29 | 哈尔滨体育学院 | Tennis training service device |
| CN114100097A (en) * | 2021-11-12 | 2022-03-01 | 滨州学院 | Tennis precision training device with auxiliary positioning mechanism |
| CN114504792A (en) * | 2022-02-24 | 2022-05-17 | 西安翻译学院 | Tennis training device with rotatable tennis balls |
| CN114522399A (en) * | 2022-02-26 | 2022-05-24 | 唐山师范学院 | Volleyball smash training device capable of being exercised by single person |
-
2019
- 2019-03-26 CN CN201920391893.5U patent/CN209828192U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111450508A (en) * | 2020-04-24 | 2020-07-28 | 滨州学院 | Tennis is swung and is clapped training automatically regulated service device |
| CN111686432A (en) * | 2020-08-05 | 2020-09-22 | 山东经贸职业学院 | Tennis serving device for physical training |
| CN113041591A (en) * | 2021-03-30 | 2021-06-29 | 哈尔滨体育学院 | Tennis training service device |
| CN114100097A (en) * | 2021-11-12 | 2022-03-01 | 滨州学院 | Tennis precision training device with auxiliary positioning mechanism |
| CN114504792A (en) * | 2022-02-24 | 2022-05-17 | 西安翻译学院 | Tennis training device with rotatable tennis balls |
| CN114522399A (en) * | 2022-02-26 | 2022-05-24 | 唐山师范学院 | Volleyball smash training device capable of being exercised by single person |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209828192U (en) | Ball dispenser for tennis training | |
| CN209848283U (en) | Angle-adjustable table tennis service robot | |
| CN109529302B (en) | Table tennis training service equipment | |
| CN211486478U (en) | Multidirectional mechanical type service robot | |
| CN113101626B (en) | Tennis serving device | |
| CN111249710A (en) | Pass device for air volleyball smash training | |
| CN111420382B (en) | Tennis serving device for physical training | |
| CN113546392B (en) | Ball training device capable of serving balls at multiple angles | |
| CN203389313U (en) | Shooting automatic ball giving machine | |
| CN207722335U (en) | A kind of triangle posture badminton service robot with arrangement function | |
| CN110339544B (en) | Table tennis serving device | |
| CN203915967U (en) | Intelligence is picked up tennis machine | |
| CN216023086U (en) | Self-used tennis serving device for physical training | |
| CN201586367U (en) | Automatic billiard stick | |
| CN211885300U (en) | Automatic ball dispenser | |
| CN202478529U (en) | Golf ball outlet device | |
| CN210021114U (en) | Table tennis ejector | |
| CN210543228U (en) | Adjustable barrier rod for football obstacle training | |
| CN212141391U (en) | Table tennis speed training ware | |
| CN210251114U (en) | Table tennis action training device | |
| CN213159296U (en) | Basketball service robot with regulatory function | |
| CN210751198U (en) | Automatic pitching machine is used in basketball training | |
| CN216986252U (en) | Football pitching machine | |
| CN102527019B (en) | Golf ball discharging device | |
| CN217163138U (en) | Multi-angle air volleyball service robot |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191224 Termination date: 20210326 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |