CN212880939U - Tennis training service device - Google Patents
Tennis training service device Download PDFInfo
- Publication number
- CN212880939U CN212880939U CN202020667874.3U CN202020667874U CN212880939U CN 212880939 U CN212880939 U CN 212880939U CN 202020667874 U CN202020667874 U CN 202020667874U CN 212880939 U CN212880939 U CN 212880939U
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- ball
- ball outlet
- fixed mounting
- air pump
- control panel
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Abstract
The utility model discloses a tennis training service device mainly includes frame, ball fill, air pump, a play ball section of thick bamboo and control panel, frame top fixed mounting has the ball fill, and the ball is fought the top and is rotated and install the apron, the inboard lower part fixed mounting of ball fill has the counter, ball fill bottom middle part is provided with toper play ball mouth, the ball is fought and is located toper play ball mouth department fixed mounting and has the butterfly valve, and the butterfly valve passes through pencil and counter electric connection, ball fill left side outer wall fixed mounting has control panel, frame right side lower part fixed mounting has the air pump, and air pump top fixed mounting has the pressure limiting valve. The utility model has reasonable structural design, the service robot adopts high-pressure gas as a power source, the service distance range is large, the ball outlet angle can be adjusted, and the long-time use stability is good; in the training process, the ball-playing angle range and the speed range can be preset, and the use experience is good.
Description
Technical Field
The utility model relates to a sports goods field specifically is a tennis training service device.
Background
Tennis is a type of ball game that is commonly played between two singlets or two pairs of players. A player strikes a tennis ball on a tennis court with a tennis racket through a net; the origin and development of tennis can be summarized in four sentences: the ball serving machine is bred in France, born in the United kingdom, starts to popularize and form climax in the United states, is called the second-largest ball game in the world at present, and is used for meeting the training conditions that the manpower, such as a quick serving speed, a frequent and stable serving route, and the like cannot be met or is difficult to meet when the ball receiving teaching or the continuous hitting response training is carried out, and the ball serving machine is suitable for operation.
The existing pitching machine adopts a spring as a power source, the pitching distance is limited, the initial speed is low, and the mechanical property of the spring enables the spring to be tired and soft in later power after long-term use, so that the use requirement cannot be met; the existing pneumatic ball serving equipment needs manual adjustment of the ball outlet angle, needs to be returned to adjust during training, cannot achieve automatic adjustment, is low in adjustment precision, constant in ball outlet speed and poor in use experience.
Disclosure of Invention
An object of the utility model is to provide a tennis training service device to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a tennis training service device mainly comprises an outer frame, a ball hopper, an air pump, a ball outlet barrel and a control panel, wherein the ball hopper is fixedly installed at the top end of the outer frame, a cover plate is rotatably installed at the top end of the ball hopper, a counter is fixedly installed at the lower part of the inner side of the ball hopper, a conical ball outlet is formed in the middle of the bottom end of the ball hopper, a butterfly valve is fixedly installed at the position, located at the conical ball outlet, of the ball hopper and electrically connected with the counter through a wire harness, the control panel is fixedly installed on the outer wall of the left side of the ball hopper, the air pump is fixedly installed at the lower part of the right side of the outer frame, a pressure limiting valve is fixedly installed at the top end of the air pump, an air storage tank is fixedly installed at the upper part of the right side of the outer frame, the air pump, the pressure limiting valve and, the ball outlet cylinder is positioned at the ball inlet and is fixedly provided with a spring pipe, the top end of the spring pipe is fixedly connected with the bottom end of a butterfly valve, the left side of the front side of the ball outlet cylinder is fixedly provided with a motor, the middle of the front side of the ball outlet cylinder is fixedly provided with an angle sensor, the front end of a rotating shaft of the angle sensor is fixedly provided with a driving wheel, a motor shaft of the motor is connected with the driving wheel through an external gear in a meshed mode, the lower portion of the inner side of the outer frame is fixedly provided with an arc toothed plate, the left side of the arc toothed plate is connected with the driving wheel through a toothed key in a meshed mode, the middle of the inner side of the ball outlet cylinder is fixedly provided with a rubber plate, and the middle.
As a further aspect of the present invention: the middle part of the front side of the ball hopper is embedded with a perspective plate fixedly arranged.
As a further aspect of the present invention: and a support is fixedly arranged in the middle of the bottom end of the outer frame.
As a further aspect of the present invention: the inner side of the outer frame is provided with a space for the ball outlet cylinder to swing freely, and the upper outer wall and the lower outer wall of the ball outlet cylinder are fixedly provided with limiting gaskets.
As a further aspect of the present invention: the control panel is electrically connected with the pressure limiting valve, the air pump, the angle sensor, the motor, the counter, the butterfly valve and the electromagnetic valve through a wire harness, and the control panel is electrically connected with an external power supply through the wire harness.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model has reasonable structural design, the service robot adopts high-pressure gas as a power source, the service distance range is large, the ball outlet angle can be adjusted, and the long-time use stability is good; in the training process, the ball-playing angle range and the speed range can be preset, and the use experience is good.
Drawings
Fig. 1 is a schematic structural diagram of a tennis training serving device.
Fig. 2 is a schematic structural diagram of the interior of the tennis training service device.
Figure 3 is a left side view of the tennis training serving apparatus.
Fig. 4 is a cross-sectional view of the middle-lower part of the tennis training serving device.
In the figure: the device comprises an outer frame 1, a rotating pin 2, a perspective plate 3, a ball hopper 4, an air storage tank 5, a pressure limiting valve 6, an air pump 7, a support 8, a cover plate 9, a spring tube 10, an air tube 11, a ball outlet barrel 12, an arc tooth plate 13, an angle sensor 14, a transmission wheel 15, a motor 16, a counter 17, a butterfly valve 18, a rubber plate 19, a control panel 20 and an electromagnetic valve 21.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected" and "disposed" are to be construed broadly, and may for example be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-4, in the embodiment of the present invention, a tennis training service device mainly includes an outer frame 1, a ball hopper 4, an air pump 7, a ball outlet tube 12 and a control panel 20, wherein the ball hopper 4 is fixedly installed at the top end of the outer frame 1, a cover plate 9 is rotatably installed at the top end of the ball hopper 4, a counter 17 is fixedly installed at the lower portion of the inner side of the ball hopper 4, a tapered ball outlet is provided at the middle portion of the bottom end of the ball hopper 4, a butterfly valve 18 is fixedly installed at the position of the tapered ball outlet of the ball hopper 4, the butterfly valve 18 is electrically connected to the counter 17 through a wire harness, the control panel 20 is fixedly installed at the outer wall of the left side of the ball hopper 4, the air pump 7 is fixedly installed at the lower portion of the right side of the outer frame 1, a pressure limiting valve 6 is fixedly installed at the top end of the air pump 7, an air storage, the left end of the air pipe 11 is fixedly provided with an electromagnetic valve 21, the left side of the electromagnetic valve 21 is fixedly provided with a ball outlet barrel 12, the left part of the outer side of the ball outlet barrel 12 is fixedly provided with a front rotating pin 2 and a rear rotating pin 2 which are symmetrical, the front rotating pin 2 is rotationally connected with the front side and the rear side of the outer frame 1, the right part of the top end of the ball outlet barrel 12 is provided with a ball inlet, the ball outlet barrel 12 is positioned at the ball inlet and is fixedly provided with a spring tube 10, the top end of the spring tube 10 is fixedly connected with the bottom end of a butterfly valve 18, the left part of the front side of the ball outlet barrel 12 is fixedly provided with a motor 16, the middle part of the front side of the ball outlet barrel 12 is fixedly provided with an angle sensor 14, the front end of a rotating shaft of the angle sensor 14 is fixedly provided with a driving wheel 15, a motor shaft of the motor 16 is meshed with the driving wheel, the middle part of the rubber plate 19 is provided with a cross opening.
The middle part of the front side of the ball hopper 4 is embedded with a perspective plate 3.
And a support 8 is fixedly arranged in the middle of the bottom end of the outer frame 1.
The inner side of the outer frame 1 is provided with a space for the ball outlet cylinder 12 to swing freely, and the upper outer wall and the lower outer wall of the ball outlet cylinder 12 are fixedly provided with limiting gaskets.
The control panel 20 is electrically connected with the pressure limiting valve 6, the air pump 7, the angle sensor 14, the motor 16, the counter 17, the butterfly valve 18 and the electromagnetic valve 21 through a wire harness, and the control panel 20 is electrically connected with an external power supply through the wire harness.
The utility model discloses a theory of operation is:
the utility model relates to a tennis training service device, when in use, the ball is poured into the ball hopper 4, the setting of the total ball number, the ball frequency, the ball speed and the ball angle can be found out through the preset punching in the control panel 20, after the ball frequency is set, the control panel 20 is installed and reserved for the time interval to supply power periodically for the opening of the butterfly valve 18, the butterfly valve 18 can be opened for supplying the ball with constant frequency, the butterfly valve 18 is connected with the counter 17, when the butterfly valve 18 is opened once, one ball is shown and counted, when the ball number reaches the preset total number, the operation is stopped, and in the ball, the power supply of the motor 16 can be carried out through the preset ball angle setting, so that the angle of the ball cylinder 12 can be adjusted, the adjusted angle is detected through the angle sensor 14 and converted into an electric signal to be sent to the control panel 20, the closed-loop control of the rotation angle is realized, as for the ball output speed, the pressure limiting pressure of the pressure limiting valve 6 can be controlled by the control panel 20, the air pump 7 charges the air storage tank 5 with preset air pressure, after the butterfly valve 18 is opened and when a ball needs to be discharged, the electromagnetic valve 21 is opened, so that high-pressure gas enters the ball discharging barrel 12, the ball and the high-pressure gas are wrapped and sprayed out from the cross-shaped opening of the rubber plate 19, and the control panel 20 is provided with a timer, which can set the ball-out speed and ball-out angle in sections, such as step change, reciprocating change, the feedback signal of the angle sensor 14 can be used as the control basis, the power supply time of the motor 16 is used for controlling the rotation angle, the pressure of the pressure-limiting valve 6 is used for controlling the pressure during energy storage, the ball discharging speed is high when the pressure of the stored energy is high, the ball discharging speed is low when the pressure of the stored energy is low, and the pneumatic ball discharging is adopted, so that mechanical parts such as springs and the like which are easy to strain are not needed, and the stability of the device in long-time use is ensured.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (5)
1. A tennis training service device mainly comprises an outer frame (1), a ball hopper (4), an air pump (7), a ball outlet barrel (12) and a control panel (20), and is characterized in that the ball hopper (4) is fixedly mounted at the top end of the outer frame (1), a cover plate (9) is rotatably mounted at the top end of the ball hopper (4), a counter (17) is fixedly mounted at the lower part of the inner side of the ball hopper (4), a conical ball outlet is formed in the middle of the bottom end of the ball hopper (4), a butterfly valve (18) is fixedly mounted at the position of the conical ball outlet of the ball hopper (4), the butterfly valve (18) is electrically connected with the counter (17) through a wiring harness, the control panel (20) is fixedly mounted on the outer wall of the left side of the ball hopper (4), the air pump (7) is fixedly mounted at the lower part of the right side of the outer frame (1), a pressure limiting valve (6) is, the air pump (7), the pressure limiting valve (6) and the air storage tank (5) are communicated in a penetrating manner, an air pipe (11) is fixedly installed at the left end of the pressure limiting valve (6), an electromagnetic valve (21) is fixedly installed at the left end of the air pipe (11), a ball outlet barrel (12) is fixedly installed at the left side of the electromagnetic valve (21), rotating pins (2) which are symmetrical front and back are fixedly installed at the left part of the outer side of the ball outlet barrel (12), the rotating pins (2) are rotatably connected with the front side and the back side of an outer frame (1), a ball inlet is formed in the right part of the top end of the ball outlet barrel (12), a spring pipe (10) is fixedly installed at the position of the ball inlet of the ball outlet barrel (12), the top end of the spring pipe (10) is fixedly connected with the bottom end of a butterfly valve (18), a motor (16) is fixedly installed at the left part of the front side of the ball outlet barrel (12, the motor shaft of motor (16) is connected through external gear and drive wheel (15) meshing, frame (1) inboard lower part fixed mounting has arc pinion rack (13), and arc pinion rack (13) left side is connected with drive wheel (15) meshing through the tooth key, play ball section of thick bamboo (12) inboard middle part fixed mounting has offset plate (19), and offset plate (19) middle part is provided with the cross opening.
2. The tennis training serving device of claim 1, wherein the middle part of the front side of the ball hopper (4) is embedded and fixedly provided with the perspective plate (3).
3. Tennis training serving device according to claim 1, wherein a support (8) is fixedly mounted in the middle of the bottom end of the outer frame (1).
4. The tennis training serving device according to claim 1, wherein a space for the ball outlet cylinder (12) to swing freely is provided inside the outer frame (1), and limiting pads are fixedly mounted on the upper and lower outer walls of the ball outlet cylinder (12).
5. The tennis training serving device according to claim 1, wherein the control panel (20) is electrically connected to the pressure limiting valve (6), the air pump (7), the angle sensor (14), the motor (16), the counter (17), the butterfly valve (18) and the solenoid valve (21) through a wire harness, and the control panel (20) is electrically connected to an external power source through a wire harness.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020667874.3U CN212880939U (en) | 2020-04-24 | 2020-04-24 | Tennis training service device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020667874.3U CN212880939U (en) | 2020-04-24 | 2020-04-24 | Tennis training service device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212880939U true CN212880939U (en) | 2021-04-06 |
Family
ID=75264165
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020667874.3U Expired - Fee Related CN212880939U (en) | 2020-04-24 | 2020-04-24 | Tennis training service device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212880939U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113368488A (en) * | 2021-06-11 | 2021-09-10 | 西南大学 | Virtual table tennis bat and force feedback method and system thereof |
-
2020
- 2020-04-24 CN CN202020667874.3U patent/CN212880939U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113368488A (en) * | 2021-06-11 | 2021-09-10 | 西南大学 | Virtual table tennis bat and force feedback method and system thereof |
| CN113368488B (en) * | 2021-06-11 | 2022-07-05 | 西南大学 | Virtual table tennis bat and force feedback method and system thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210406 |