CN211068989U - Intelligent scoring device based on table tennis ball return - Google Patents
Intelligent scoring device based on table tennis ball return Download PDFInfo
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- CN211068989U CN211068989U CN201921559184.XU CN201921559184U CN211068989U CN 211068989 U CN211068989 U CN 211068989U CN 201921559184 U CN201921559184 U CN 201921559184U CN 211068989 U CN211068989 U CN 211068989U
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Abstract
The utility model provides an intelligence score device based on table tennis returns belongs to sport equipment technical field. The device comprises an induction plate assembly and a scoring device, wherein the induction plate assembly is arranged at a set position on the table top of the table tennis table; the induction plate assembly comprises at least one induction plate, at least one first induction device is arranged on the induction plate, and the first induction device is suitable for inducing the falling point position of the return table tennis; the first sensing device is in communication connection with the scoring device, and the scoring device performs scoring according to sensing information of the first sensing device. The utility model discloses a first induction system's setting realizes distinguishing the placement position of table tennis, works as when first induction system senses the placement position of the return of table tennis, carries out the score according to the placement position of score rule and table tennis for table tennis return meter subregion differentiation is particularly useful for training and examination and uses.
Description
Technical Field
The utility model belongs to the technical field of sport equipment, in particular to intelligence score device based on table tennis returns.
Background
In table tennis sports, particularly training and examining, in order to train and examine the ball return ability of a player, the ball return ability scoring training/examining of the player is required to be performed in a targeted manner. However, the existing table tennis return scoring device has single function, cannot distinguish and score the falling point position of the returned table tennis, particularly cannot distinguish and score the returned table tennis with different difficulties, and cannot meet the development requirements of table tennis sports teaching, training and evaluation.
SUMMERY OF THE UTILITY MODEL
The utility model provides a problem that current table tennis scoring device that returns function is single.
The utility model provides an intelligent scoring device based on ping-pong ball return, which comprises an induction plate component and a scoring device, wherein the induction plate component is arranged at a set position on the table top of a ping-pong table;
the induction plate assembly comprises at least one induction plate, at least one first induction device is arranged on the induction plate, and the first induction device is suitable for inducing the falling point position of the return table tennis;
the first sensing device is in communication connection with the scoring device, and the scoring device performs scoring according to sensing information of the first sensing device.
Further, the table tennis ball receiving device also comprises a ball serving machine used for launching table tennis balls with different ball receiving difficulties; the service robot is in communication connection with the scoring device, and the scoring device scores according to the sensing information of the first sensing device and the service robot serving information.
Furthermore, the first connecting piece is an elastic piece, the elastic piece comprises an integrally arranged mounting plate and an elastic piece, the mounting plate is mounted on the side face of the induction plate, and the elastic piece bypasses the side edge of the desktop and is in contact with the back face of the desktop.
Further, the top of mounting panel with the side of tablet is articulated, still be provided with a locating part on the tablet, the locating part is suitable for the restriction the rotation of mounting panel.
Furthermore, one end of the elastic sheet, which is contacted with the back surface of the desktop, is rotatably connected with a roller, and the roller abuts against the back surface of the desktop.
Further, the first sensing device is electrically connected with the scoring device through an electric connecting wire.
Further, a through hole or a through groove is formed in the desktop and used for avoiding the electric connecting line.
Further, the scoring device also comprises a face recognition and camera device, wherein the face recognition and camera device is in communication connection with the scoring device and is suitable for recognizing the information of the player.
The table tennis table further comprises a plurality of height detection assemblies, and the height detection assemblies are arranged along the length direction of the table tennis table;
the height detection assembly comprises a plurality of correlation type infrared sensors, and the correlation type infrared sensors are positioned above the table top and are arranged at equal intervals along the height direction of the table tennis table;
the emitting device and the receiving device of the correlation infrared sensor are respectively arranged on two sides of the table top and are suitable for sensing the position of the table tennis in the height direction of the table tennis table in the process of returning the table tennis;
the correlation infrared sensor is in communication connection with the scoring device, and the scoring device scores according to the sensing information of the first sensing device and the sensing information of the correlation infrared sensor.
The utility model discloses a first induction system's setting realizes distinguishing the placement position of table tennis, works as when first induction system senses the placement position of the return of table tennis, carries out the score according to the placement position of score rule and table tennis for table tennis return meter subregion differentiation is particularly useful for training and examination use, and is interesting and the practicality strengthens greatly.
Drawings
Fig. 1 is a schematic structural view of one embodiment of an intelligent scoring device based on table tennis return according to the present invention;
fig. 2 is a schematic structural view of one embodiment of the intelligent scoring device based on table tennis return of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 2 at A;
fig. 4 is a schematic structural diagram of one embodiment of the intelligent scoring device based on table tennis return of the present invention;
FIG. 5 is a partial enlarged view of the portion B in FIG. 4;
fig. 6 is a schematic structural view of one embodiment of the intelligent scoring device based on table tennis return of the present invention;
FIG. 7 is an enlarged view of a portion of FIG. 6 at C;
fig. 8 is a schematic structural view of one embodiment of the intelligent scoring device based on table tennis return of the present invention;
fig. 9 is a schematic view of a control system of one embodiment of the intelligent scoring device based on table tennis ball return of the present invention.
Description of reference numerals:
100-ping-pong table, 110-table top, 111-through groove, 200-sensing plate component, 210-sensing plate, 211-first connecting piece, 2111-mounting plate, 2112-shrapnel, 2113-roller, 212-first sensing device, 213-indicator light, 214-first controller, 215-limiting piece, 300-scoring device, 310-main controller, 400-pitching machine, 500-height detection component, 510-correlation infrared sensor, 610-first support, 620-second support, 700-face recognition and camera device.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanied with figures are described in detail below.
Referring to fig. 1 to 9, an intelligent scoring device based on ping-pong ball return comprises a sensing board assembly 200 and a scoring device 300, wherein the sensing board assembly 200 is disposed at a set position on a table top 110 of a ping-pong table 100;
the sensing plate assembly 200 comprises at least one sensing plate 210, at least one first sensing device 212 is arranged on the sensing plate 210, and the first sensing device 212 is suitable for sensing the falling point position of the return ball of the table tennis;
the first sensing device 212 is connected to the scoring device 300 in a communication manner, and the scoring device 300 scores according to the sensing information of the first sensing device 212.
Referring to fig. 1, it should be noted that in the table tennis table 100, two table tops separated by a fence are generally included, and in this specification, the table top 110 refers to the table top at the end of the table tennis table 100 away from the player.
It should be understood that the setting position is selected according to actual needs, and in some embodiments, the sensing board assembly 200 includes at least four sensing boards 210, wherein the four sensing boards 210 are respectively located at four corners of the table top 110. It should be appreciated that in table tennis, the difficulty of returning the table tennis ball to the edge of the table top 110 is higher than in other areas, and therefore, in some embodiments, the drop point of the table tennis ball is located at a higher score than in other locations on the four sensor boards 210; in some embodiments, the sensing board assembly 200 covers the range covered by the desktop 110; in other embodiments, the sensing board assembly 200 does not completely cover the coverage area of the table top 110, and when a table tennis ball falls on the table top 110 but does not fall on the area covered by the sensing board 210, zero points are counted, so that the number of the sensing boards 210 can be reduced, and some positions of ball return falling points with high difficulty in ball return can be trained and examined in a targeted manner, it should be understood that the number and the positions of the sensing boards 210 can be set as required, and the scoring rules can be changed according to training items and difficulty; the intelligent scoring device based on table tennis return enables the flexibility of table tennis sport scoring to be enhanced, is particularly suitable for training and examination, and greatly enhances the interestingness and the practicability.
It should be noted that, the size of tablet 210 can set up as required, tablet 210 can set up one first induction system 212, also can set up a plurality ofly first induction system 212 for a plurality of placement positions of response return ball, like this, can reduce required tablet 210's quantity has avoided a large amount the installation problem that tablet 210 caused, and the practicality is strong. It should be noted that the shape of the sensing plate 210 may be selected in many ways, which does not affect the detection of the drop point position of the return ball of the table tennis ball, and for example, the shape may be circular, prismatic, or preferably rectangular. Therefore, the processing, the installation and the transportation are convenient, a plurality of first sensing devices 212 can be arranged in the sensing plate 210 in an array mode, and it should be understood that although a plurality of first sensing devices 212 are arranged in an array mode, when the ball return counting is carried out, the counting rule and the counting area can be set manually, so that different ball return capability detection training and evaluation effects can be achieved.
Referring to fig. 9, preferably, corresponding to each of the first sensing devices 212, an indicator light 213 is disposed on the sensing board 210, at least one of the indicator lights 213 forms a scoring area and a ball return falling point indicator, and after the ball return, if the falling point position of the player is correct/wrong, the indicator light 213 flashes.
The first sensing devices 212 are communicatively connected to the scoring device 300, and may be wirelessly communicatively connected or electrically connected, and in some embodiments, each of the first sensing devices 212 is separately communicatively connected to the scoring device 300, for example, the first sensing devices 212 may be directly communicatively connected to the scoring device 300 by using wireless sensors; in this embodiment, a plurality of the first sensing devices 212 are connected to the scoring device 300 in a communication manner; preferably, a first controller 214 is disposed in the sensing board 210, the first sensing device 212 and the indicator light 213 in the sensing board 210 are electrically connected to the first controller 214, and the first controller 214 and the main controller 310 of the scoring device 300 are communicatively connected through a wireless communication module, such as a DATA-6106 DATA transmission module; or the communication connection is carried out through a Bluetooth module, so that the communication connection between the first sensing device 212 and the scoring device 300 is realized, the serial port resources can be saved, and the reliability is high.
It should be noted that there are many options for the first sensing device 212, for example, the first sensing device 212 employs a diffuse reflection type photoelectric sensor, and when a table tennis ball is close to the first sensing device, the diffuse reflection type photoelectric sensor senses the table tennis ball, and preferably, the first sensing device 212 employs a pressure sensor, which can sense not only a drop point position of the table tennis ball, but also a hitting force of the table tennis ball to a certain extent. When the first sensing device 212 senses a table tennis ball, the first sensing device 212 sends sensing information to the scoring device 300, the scoring device 300 scores according to the sensing information of the first sensing device 212, and the scores may be different depending on the position of the first sensing device 212.
Intelligence score device based on table tennis returns ball, through first induction system 212 response table tennis's placement position works as when the placement position of the return ball of table tennis is not sensed to first induction system 212, does not count the branch, works as when the placement position of the return ball of table tennis is sensed to first induction system 212, carries out the score according to the placement position of score rule and table tennis, realizes returning the ball score for table tennis returns ball meter subregion differentiation is particularly useful for training and examination and uses, and interest and practicality strengthen greatly.
Referring to fig. 2 to 9, optionally, the first sensing device 212 and the scoring device 300 are electrically connected through an electrical connection line. Specifically, the first sensing device 212 is electrically connected to the first controller 214, and the first controller 214 is electrically connected to the main controller 310 through the electrical connection line, so as to electrically connect the first sensing device 212 to the scoring device 300, thereby achieving reliable communication connection, avoiding possible uncertainty of wireless transmission, and having high reliability and strong practicability.
Optionally, a through hole or a through groove is provided on the table top 110, and the through hole or the through groove is used for avoiding the electrical connection line. Referring to fig. 5, in the present embodiment, a through groove 111 for avoiding the electrical connection line is disposed on the tabletop 110. It should be understood that in other embodiments, the bottom of the sensing board 210 is provided with an avoiding groove for avoiding the electrical connection line.
Optionally, a first connecting member 211 is disposed on the sensing plate 210, and the first connecting member 211 is detachably connected to a side of the table top 110. Referring to fig. 2 and 3, optionally, the upper end of the first connecting member 211 is connected to the side of the induction plate 210, and the lower end of the first connecting member is wound around the back of the table top 110 and is limited in position on the table top 110 by a screw. Thus, the sensing plate 210 is simple to mount and dismount, not easy to fall off and high in reliability. In other embodiments, the elastic members are clips, which are clipped on the side of the table top 110, and the detachment is simple and reliable.
Optionally, referring to fig. 4 to 7, the first connecting member 211 is an elastic member, the elastic member includes an installation plate 2111 and an elastic sheet 2112, the installation plate 2111 is installed on a side surface of the induction plate 210, and the elastic sheet 2112 bypasses a side edge of the tabletop 110 and contacts with a back surface of the tabletop 110. Specifically, the elastic sheet 2112 is located below the mounting plate 2111, and in some embodiments, the elastic sheet 2112 has a certain radian and is arranged to be away from the side edge of the tabletop 110, so that the elastic sheet 2112 always abuts against the back surface of the tabletop 110 under the elastic action of the elastic sheet 2112, and the sensing plate 210 is reliable in positioning and simple to disassemble and assemble.
Preferably, a roller 2113 is rotatably connected to one end of the elastic sheet 2112 contacting with the back surface of the tabletop 110, and the roller 2113 abuts against the back surface of the tabletop 110. Specifically, referring to fig. 4 and 5, the lower end of the elastic plate 2112 is rotatably connected to a roller shaft, and the roller 2113 is mounted on the roller shaft, so that sliding friction is converted into rotational friction, and reliability is high. During the installation, will the bottom of tablet 210 is pressed close to the front of desktop 110, that is to say the upper surface, will gyro wheel 2113 is pressed close to the back of desktop 110, along the width direction of desktop 110 promotes inwards tablet 210, like this under the spring action of shell fragment 2112, gyro wheel 2113 is contradicted all the time the back of desktop 110 is realized tablet 210 is in location on the desktop 110, the reliability is high, and the practicality is strong.
Preferably, the top end of the mounting plate 2111 is hinged to the side surface of the induction plate 210, and the induction plate 210 is further provided with a limiting member 215, where the limiting member 215 is used for limiting the rotation of the mounting plate 2111.
Referring to fig. 6 and 7, in some embodiments, the position-limiting member 215 is a cam, the cam is rotatably mounted on the sensing plate 210 and contacts with the mounting plate 2111, preferably, the width direction of the cam is the same as the length direction of the table top 110, and a handle is disposed on the cam. When the induction plate 210 needs to be taken down, the cam is rotated to release the limit of the mounting plate 2111, so that the elastic piece can rotate, and the induction plate 210 can be taken down conveniently; when needs are installed during tablet 210, it is right to rotate the cam realization mounting panel 2111 is spacing under the effect of shell fragment 2112, tablet 210's rigidity, the reliability is high, and the practicality is strong. In other embodiments, the stop 215 may be a latch that limits the rotation of the mounting plate 2111.
Optionally, referring to fig. 1 to 9, the intelligent scoring device based on table tennis ball return further includes a service robot 400 for launching table tennis balls with different ball catching difficulties; the service robot 400 is in communication connection with the scoring device 300, and the scoring device 300 scores according to the sensing information of the first sensing device 212 and the service information of the service robot 400. In some embodiments, the scoring device 300 is disposed on the pitching machine 400, and the pitching machine is electrically connected; it should be understood that the scoring device 300 may be located in other locations, either wired or wirelessly in communication with the pitching machine 400.
It should be noted that the service robot 400 can launch table tennis balls according to different speeds, angles and forces, generally speaking, the scoring mode of the table tennis balls with different ball receiving difficulties launched by the service robot 400 is also changed, and the scoring device 300 scores according to the sensing information of the first sensing device 212 and the service information of the service robot 400, so that the scoring is more reasonable, the scoring of the ball returning skill can be better performed, and the purposes of training, examining and evaluating are achieved.
Optionally, in some embodiments, the scoring device 300 further comprises a horn electrically connected to the main controller 310. The main controller 310 controls the speaker to play voice, such as score information.
Optionally, please refer to fig. 9, further comprising a face recognition and camera device 700, wherein the face recognition and camera device 700 is in communication connection with the scoring device 300 and is adapted to recognize information of the player. Referring to fig. 7, the face recognition and camera device 700 is in communication connection with the main controller 310, so that when the intelligent scoring device based on ping-pong ball return is used, automatic scoring can be realized, and the intelligent scoring device has high reliability and strong practicability.
Optionally, referring to fig. 8, the intelligent scoring device based on ping-pong ball return further includes a plurality of height detecting assemblies 500, and the plurality of height detecting assemblies 500 are arranged along the length direction of the ping-pong table 100;
the height detection assembly 500 comprises a plurality of correlation infrared sensors 510, and the plurality of correlation infrared sensors 510 are located above the table top 110 and are equidistantly arranged along the height direction of the table tennis table 100;
the emitting device and the receiving device of the correlation infrared sensor 510 are respectively disposed at two sides of the table top 110, and are adapted to sense the position of the table tennis ball in the height direction of the table tennis table 100 during the process of returning the table tennis ball;
the correlation infrared sensor 510 is in communication connection with the scoring device 300, and the scoring device 300 scores according to the sensing information of the first sensing device 212 and the sensing information of the correlation infrared sensor 510.
Referring to fig. 8, in some embodiments, the desk further includes a first support 610 and a second support 620, the first support 610 and the second support 620 are respectively disposed on two sides of the desk 110, and the emitting device and the receiving device of the correlation infrared sensor 510 are respectively disposed on the first support 610 and the second support 620. Specifically, in some embodiments, the first support 610 and the second support 620 are disposed on the ground, and in other embodiments, the first support 610 and the second support 620 are clamped by a clamping device at the side of the table top 110. Therefore, the installation is reliable, and the practicality is strong.
Therefore, the height position information of the table tennis ball returning process can be obtained through the sensing information of the correlation infrared sensor 510, the height position information can be used for judging the table tennis ball returning speed to a certain extent, the height of the highest point rebounded after the table tennis ball collides with the sensing plate 210 or the table top 110 can be clearly obtained, the training, the examination and the evaluation of the ball returning capacity of a player are meaningful, the scoring can be performed on the ball receiving difficulty and the ball returning drop point position of the player, and the scoring can be performed on the ball returning effect. For example, when the height of the highest point of bounce of a table tennis ball after impact with the sensor board 210 or the table top 110 is too high or too low, the difficulty of catching the ball by an opponent increases, and in this case, the ball returned by the player is a high-quality ball, and should be added. Therefore, the scoring device 300 can score the falling point position of the returned ball of the player and can also score the returning ball effect according to the sensing information of the first sensing device 212 and the sensing information of the correlation infrared sensor 510, the scoring is reliable, the scoring is closer to actual needs, the reliability is high, and the practicability is high.
Based on intelligent score device of table tennis return, the score is distinguished to information such as the ball receiving degree of difficulty, bounce-back height and the placement position of the comprehensive consideration return, accords with the development demand of table tennis motion teaching, training and evaluation more, and the reliability is high, and the practicality is strong.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Although the present disclosure has been described above, the scope of the present disclosure is not limited thereto. Those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present disclosure, and such changes and modifications will fall within the scope of the present invention.
Claims (10)
1. An intelligent scoring device based on ping-pong ball return is characterized by comprising a sensing plate component (200) and a scoring device (300), wherein the sensing plate component (200) is arranged at a set position on a table top (110) of a ping-pong table (100);
the induction plate assembly (200) comprises at least one induction plate (210), at least one first induction device (212) is arranged on the induction plate (210), and the first induction device (212) is suitable for inducing the falling point position of the return ball of the table tennis;
the first sensing device (212) is in communication connection with the scoring device (300), and the scoring device (300) scores according to sensing information of the first sensing device (212).
2. The intelligent scoring device based on table tennis ball return of claim 1, further comprising a service robot (400) for launching table tennis balls with different ball receiving difficulties; the pitching machine (400) is in communication connection with the scoring device (300), and the scoring device (300) scores according to the sensing information of the first sensing device (212) and the pitching information of the pitching machine (400).
3. The intelligent scoring device based on table tennis ball return of claim 1, wherein the sensing plate (210) is provided with a first connecting piece (211), and the first connecting piece (211) is detachably connected with the side edge of the table top (110).
4. The intelligent scoring device based on ping-pong ball return according to claim 3, wherein the first connecting member (211) is an elastic member, the elastic member comprises a mounting plate (2111) and a spring plate (2112) which are integrally arranged, the mounting plate (2111) is mounted on the side of the induction plate (210), and the spring plate (2112) bypasses the side of the table top (110) and contacts with the back of the table top (110).
5. The intelligent scoring device based on table tennis return according to claim 4, wherein the top end of the mounting plate (2111) is hinged to the side surface of the induction plate (210), the induction plate (210) is further provided with a limiting member (215), and the limiting member (215) is suitable for limiting the rotation of the mounting plate (2111).
6. The intelligent scoring device based on ping-pong ball return as claimed in claim 4, wherein a roller (2113) is rotatably connected to one end of the elastic sheet (2112) contacting with the back of the table top (110), and the roller (2113) abuts against the back of the table top (110).
7. The intelligent scoring device based on table tennis ball return of claim 1, wherein the first sensing device (212) is electrically connected with the scoring device (300) through an electric connection line.
8. The intelligent scoring device based on table tennis ball return according to claim 7, wherein a through hole or a through groove is arranged on the table top (110), and the through hole or the through groove is used for avoiding the electric connecting line.
9. The intelligent scoring device based on ping-pong ball return as claimed in claim 1, further comprising a face recognition and camera device (700), wherein the face recognition and camera device (700) is in communication connection with the scoring device (300) and is adapted to recognize information of players.
10. The intelligent scoring device based on ping-pong ball return as claimed in claim 1, further comprising a plurality of height detecting assemblies (500), wherein a plurality of the height detecting assemblies (500) are arranged along the length direction of the ping-pong table (100);
the height detection assembly (500) comprises a plurality of correlation infrared sensors (510), and the plurality of correlation infrared sensors (510) are positioned above the table top (110) and are arranged at equal intervals along the height direction of the table tennis table (100);
the emitting device and the receiving device of the correlation infrared sensor (510) are respectively arranged on two sides of the table top (110) and are suitable for sensing the position of the table tennis in the height direction of the table tennis table (100) in the process of returning the table tennis;
the correlation infrared sensor (510) is in communication connection with the scoring device (300), and the scoring device (300) scores according to the sensing information of the first sensing device (212) and the sensing information of the correlation infrared sensor (510).
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| CN201921559184.XU CN211068989U (en) | 2019-09-17 | 2019-09-17 | Intelligent scoring device based on table tennis ball return |
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| CN201921559184.XU CN211068989U (en) | 2019-09-17 | 2019-09-17 | Intelligent scoring device based on table tennis ball return |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111840966A (en) * | 2020-07-29 | 2020-10-30 | 山东科技大学 | Intelligent evaluation method and system for table tennis training based on image recognition |
| CN114307116A (en) * | 2021-12-24 | 2022-04-12 | 杭州电子科技大学 | Intelligent digital table tennis training system based on system scoring and working method thereof |
| TWI833369B (en) * | 2022-09-28 | 2024-02-21 | 闕廷宇 | Intelligent billiard server sensing feedback integration system |
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2019
- 2019-09-17 CN CN201921559184.XU patent/CN211068989U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111840966A (en) * | 2020-07-29 | 2020-10-30 | 山东科技大学 | Intelligent evaluation method and system for table tennis training based on image recognition |
| CN114307116A (en) * | 2021-12-24 | 2022-04-12 | 杭州电子科技大学 | Intelligent digital table tennis training system based on system scoring and working method thereof |
| TWI833369B (en) * | 2022-09-28 | 2024-02-21 | 闕廷宇 | Intelligent billiard server sensing feedback integration system |
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