CN113398553A - Intelligent volleyball wall - Google Patents
Intelligent volleyball wall Download PDFInfo
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- CN113398553A CN113398553A CN202110815403.1A CN202110815403A CN113398553A CN 113398553 A CN113398553 A CN 113398553A CN 202110815403 A CN202110815403 A CN 202110815403A CN 113398553 A CN113398553 A CN 113398553A
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- 238000012545 processing Methods 0.000 claims abstract description 40
- 238000012360 testing method Methods 0.000 claims abstract description 16
- 238000002955 isolation Methods 0.000 claims description 4
- 238000012549 training Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000010009 beating Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000002649 leather substitute Substances 0.000 description 1
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B69/00—Training appliances or apparatus for special sports
- A63B69/0095—Training appliances or apparatus for special sports for volley-ball
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B71/00—Games or sports accessories not covered in groups A63B1/00 - A63B69/00
- A63B71/06—Indicating or scoring devices for games or players, or for other sports activities
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Abstract
The invention provides an intelligent volleyball wall, and relates to the field of sports equipment. The utility model provides an intelligence volleyball wall, includes the support body, and the support body includes examination district, count district and identification area, and the examination district includes the screen body of hitting with the confession volleyball that the support body is connected, and the screen is internal to install counting module, and the information supply module of examination information is known including installing the processing chip in the support body and supplying the examinee to count the district, and identification area is including installing the identity identification module in the support body, and counting module, information supply module and identity identification module all are connected in processing the chip. The device capable of accurately recording the hitting times of the volleyballs is formed by utilizing various electronic components and the frame body, the environment of volleyball training and examination is greatly optimized, a scientific subject of examination tests is provided for education competent departments, the situation that counting errors are easily caused by manual counting can be avoided, the reality and the accuracy of the examination of the scores of examinees are further guaranteed, and the device has high practical value.
Description
Technical Field
The invention relates to the field of sports equipment, in particular to an intelligent volleyball wall.
Background
Volleyball (volleyball) is one of ball sports, and the court is rectangular, and the middle is separated by a high net, and two players (six players per side) respectively occupy one side of the court, and the players play the ball from the net by using hands. The ball used in volleyball sports uses sheepskin or artificial leather as a shell, and rubber as a liner, and the size of the ball is similar to that of a football.
The self-cushioned ball is one of basic techniques of volleyball sports, is a ball hitting technique which enables an incoming ball to rebound from a cushioned surface through the attack action of arms on the basis of the coordinated force of the whole body, is the basis of volleyball sports and comprises an empty cushioned ball and an empty cushioned ball.
At present, the volleyball self-blocking is brought into teaching examination by most provinces and cities, and in the self-blocking examination, a test subject is required to hit the volleyball to a specific height for counting, so that the test of the self-blocking cannot be fair and fair by means of visual observation, and special equipment is required to count the blocking times of the test subject. In the 3 examination items, only the volleyball does not have a carrier for students to practice, although counting equipment for counting the empty paddleballs is available on the market, the counting equipment for testing the empty paddleballs is lacked.
Meanwhile, as no special volleyball practice platform exists in the current schools, each school can practice volleyball in a way that students face wall practice, the field is severely limited, and the teaching and training requirements at the same time cannot be met; the effect of student's exercise does not have standard environment and refers to, can't guarantee the validity of exercise action standard or the number of times of patting, and the examination also can only rely on mr to range estimation and record data.
Disclosure of Invention
The invention aims to provide an intelligent volleyball wall which can provide a scientific counting platform for examinees to practice and examine volleyballs.
The embodiment of the invention is realized by the following steps:
the embodiment of the application provides an intelligence volleyball wall, comprising a frame body, the support body is including examining district, count district and identification area, the examination district includes the screen body of hitting with the confession volleyball that the support body is connected, the internal count module of installing of screen, the count district including install in the internal processing chip of support body knows the information supply module of examination information with the confession examinee, the identification area including install in the internal identity identification module of support body, count module, information supply module and identity identification module all in the processing chip is connected.
In some embodiments of the present invention, the electronic device further includes an external terminal connected to the processing chip in a wired and/or wireless manner, where the external terminal is used to store the test taker information.
In some embodiments of the present invention, the identity recognition module includes a camera for recording information and performing examination video recording, an identity card reading module and a face recognition module, the camera is respectively connected to the identity card reading module and the face recognition module, and both the identity card reading module and the face recognition module are connected to the processing chip.
In some embodiments of the present invention, the information providing module includes a voice broadcasting module for broadcasting the test information and a display module for displaying the test information.
In some embodiments of the present invention, the voice broadcasting module includes a speaker, and the speaker is installed in the frame and connected to the processing chip.
In some embodiments of the present invention, the display module includes a first display screen, and the first display screen is mounted on a side wall of the rack body facing the examinee and connected to the processing chip.
In some embodiments of the invention, the basketball stand further comprises a second display screen installed on the side wall of the stand body, the second display screen is connected with the counting module, and the second display screen is used for displaying the hitting quantity of the volleyballs.
In some embodiments of the present invention, the above further includes a remote controller connected to the processing chip.
In some embodiments of the present invention, the two sides of the frame body are provided with an examination area, a counting area and an identification area.
In some embodiments of the present invention, the frame body has an opening, and the isolation net is hung in the opening.
Compared with the prior art, the embodiment of the invention has at least the following advantages or beneficial effects:
the embodiment of the application provides an intelligence volleyball wall, comprising a frame body, the support body is including examining the district, count district and identification area, the examination district includes the screen body of hitting with the confession volleyball that the support body is connected, the internal count module of installing of screen, the count district is including installing the processing chip in the support body and supplying examinee to know the information supply module of examining information, the identification area is including installing the identity identification module in the support body, count module, information supply module and identity identification module all are connected in processing chip. The frame body is a carrier of each electronic component in the device, so that each electronic component can be integrally installed to form an intelligent volleyball hitting counting device; the screen body arranged in the examination area is an area for hitting the volleyball, when the examinee hits the volleyball on the screen body, the counting module in the screen body can receive a hitting signal and count hitting times, compared with a mode that a sports teacher counts through manpower in the prior art, the device can count real data of hitting times more accurately, the influence on the score of the examinee caused by the calculation error of the sports teacher is avoided, and the practicability of the device is greatly improved; the processing chip contained in the counting area is used for processing the information transmitted by each electronic component contained in the device; the information supply module can provide examination related information for the examinees, such as examination requirements, related policy and regulations or notification information issued by a competent department, and the like, and can also be used for linking with a developed background score recording system during examination, displaying examinee information, examination results and the like; the identity recognition module contained in the recognition area can be used for recognizing the information of the examinee, so that the problem of examination substitute is avoided, and meanwhile, after the identity recognition module recognizes the information of the examinee, the information supply module and the counting module are started successively, namely, the device enters an examination state; the device capable of accurately recording the hitting times of the volleyballs is formed by utilizing various electronic components and the frame body, the environment of volleyball training and examination is greatly optimized, a scientific main body of an examination test is provided for education competent departments, the situation that counting errors are easily caused by manual counting can be avoided, and further the reality and the accuracy of the examination of the scores of examinees are guaranteed, so that the device has higher practical value and is convenient to popularize and use in a large scale.
When the volleyball tester is in actual use, the identity recognition module is firstly used by an examinee for recognizing examinee information, after the identification is successful, the information supply module can provide examination requirements, related policy and regulations or notification information issued by a competent department and the like for the examinee, the examination starts after the examinee knows the related information, the counting module counts once when the volleyball hits the screen body, the counting module stops counting after the examination time is up, and the score of the examination is also transmitted to the examinee through the information supply module.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a schematic view of the overall structure of a volleyball wall according to an embodiment of the present invention;
FIG. 2 is a connection diagram of volleyball wall modules according to an embodiment of the present invention.
Icon: 1-a frame body; 101-screen body; 2-a counting module; 201-a second display screen; 202-a timing module; 3-processing the chip; 301-external terminal; 4-an information provision module; 401-voice broadcast module; 4011-a horn; 402-a display module; 4021-a first display screen; 5-an identity recognition module; 501-camera; 502-identity card reading module; 503-face recognition module; 6-an isolation net; 7-universal wheel.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the embodiments of the present invention, it should be noted that, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or the orientations or positional relationships that the products of the present invention are usually placed in when used, the orientations or positional relationships are only used for convenience of describing the present invention and simplifying the description, but the terms do not indicate or imply that the devices or elements indicated must have specific orientations, be constructed in specific orientations, and operate, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not require that the components be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the embodiments of the present invention, it should be further noted that unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Examples
Referring to fig. 1 and 2, fig. 1 is a schematic view of an overall structure of a volleyball wall according to an embodiment of the present invention; FIG. 2 is a connection diagram of volleyball wall modules according to an embodiment of the present invention.
The embodiment of the application provides an intelligence volleyball wall, comprising a frame body 1, support body 1 is including examining the district, count district and identification area, the examination district includes the supply volleyball of being connected with support body 1 and hits the screen body 101 of beating, install counting module 2 in the screen body 101, the count district is including installing processing chip 3 in support body 1 and supplying the examinee to know the information supply module 4 of examining information, the identification area is including installing identity identification module 5 in support body 1, counting module 2, information supply module 4 and identity identification module 5 all are connected in processing chip 3. The frame body 1 is a carrier of each electronic component in the device, so that each electronic component can be integrally installed to form an intelligent volleyball hitting counting device; the screen body 101 arranged in the examination area is an area for hitting the volleyball, when the examinee hits the volleyball on the screen body 101, the counting module 2 positioned in the screen body 101 can receive a hitting signal and count hitting times, compared with a mode that a sports teacher counts through manpower in the prior art, the device can count real data of hitting times more accurately, the influence on the score of the examinee caused by the calculation error of the sports teacher is avoided, and the practicability of the device is greatly improved; the processing chip 3 contained in the counting area is used for processing the information sent by each electronic component contained in the device; the information supply module 4 can provide examination related information for the examinee, such as examination requirements, related policy and regulations or notification information issued by a competent department, and the like, and can also be used for linking with a developed background score recording system during examination, displaying examinee information, examination results and the like; the identity recognition module 5 contained in the recognition area can be used for recognizing the information of the examinee, so that the problem of examination substitute is avoided, and meanwhile, after the identity recognition module 5 recognizes the information of the examinee, the information supply module 4 and the counting module 2 are started successively, namely, the device enters an examination state; the device capable of accurately recording the hitting times of the volleyballs is formed by utilizing various electronic components and the frame body 1, the environment of volleyball training and examination is greatly optimized, a scientific main body of an examination test is provided for education competent departments, the situation that counting errors are easily caused by manual counting can be avoided, and the reality and the accuracy of examination scores of examinees are further guaranteed, so that the device has higher practical value and is convenient to popularize and use in a large scale.
The bottom of the frame body 1 in the embodiment is provided with the self-locking universal wheel 7, the carrying and moving of the device can be facilitated by arranging the universal wheel 7, the waste of manpower during manual carrying is reduced, the device is not limited by a field, and a standard exercise environment consistent with examination requirements can be provided; the device also comprises a timing module 202, wherein the timing module 202 is connected with the counting module 2 in parallel and is in signal connection with the processing chip 3, so that the device can record the hitting times of examinees in unified assessment time; the model of the timing module 202 in this embodiment is SIMATIC S7-300, the model of the counting module 2 in this embodiment is EHC20200, and the model of the processing chip 3 in this embodiment is MT 6577.
In practical use, an examinee firstly utilizes the identity recognition module 5 to recognize examinee information, after the recognition is successful, the information supply module 4 can provide examination requirements, related policy and regulations or notification information issued by a competent department and the like for the examinee, the examination starts after the examinee finishes knowing the related information, the counting module 2 counts once when the volleyball hits the screen body 101, the counting module 2 stops counting after the examination time is up, and the score of the examination is also transmitted to the examinee through the information supply module 4.
In some embodiments of the present invention, as shown in fig. 2, the system further includes an external terminal 301 connected to the processing chip 3 in a wired and/or wireless manner, where the external terminal 301 is used to store the test taker information.
In this embodiment, the processing chip 3 has a limited port and a wireless port, and the processing chip 3 can utilize the two ports to realize connection with an external terminal; the external terminal 301 in this embodiment is an upper computer, which is a computer capable of directly sending a control command, and is generally a PC/host computer/master computer/upper computer, and the external terminal 301 can upload and store examination information and other contents of an examinee, so as to facilitate evaluation by a later-stage examination teacher.
In some embodiments of the present invention, as shown in fig. 1 and fig. 2, the identity recognition module 5 includes a camera 501, an identity card reading module 502, and a face recognition module 503 for recording information and performing examination video recording, the camera 501 is respectively connected to the identity card reading module 502 and the face recognition module 503, and both the identity card reading module 502 and the face recognition module 503 are connected to the processing chip 3.
In the embodiment, the model of the identity card reading module 502 is TX522, the information of the examinee is stored in the external terminal 301, the camera 501 is used for shooting the certificate of the examinee, the identity card reading module 502 is used for reading and comparing the certificate, the information of the examinee is checked, and the examination can be started after the check is successful; in this embodiment, the model of the face recognition module 503 is that the ECF271 and the camera 501 are matched to directly read the face information of the examination certificate, and compare the face information with the prestored information in the external terminal 301, and after the comparison is passed, the content assessment can be started; in the embodiment, the model of the camera 501 is DS-2AM1-613X-B, and the camera 501 is also connected to the processing chip 3, so that the camera 501 can shoot the situation of the examinee during the examination process, and store the shot video for the examination teacher to check whether cheating occurs, and once the examination structure and the video shot during the examination are finished, the video is automatically stored in the system and cannot be modified, thereby ensuring fairness and justice of the examination.
In some embodiments of the present invention, as shown in fig. 2, the information providing module 4 includes a voice broadcasting module 401 broadcasting the test information and a display module 402 displaying the test information. The voice broadcasting module 401 can transmit various items to be noticed by the examinee during the examination through voice, and the display module 402 can transmit various items to be noticed by the examinee during the examination through a video mode.
In some embodiments of the present invention, as shown in fig. 2, the voice broadcast module 401 includes a speaker 4011, and the speaker 4011 is installed in the frame body 1 and connected to the processing chip 3. The loudspeaker 4011 can receive the signal converted by the processing chip 3, and broadcast corresponding information for examinees to know examination content, and remind and broadcast counting results when the examination starts and ends.
In some embodiments of the present invention, as shown in fig. 1 and 2, the display module 402 comprises a first display screen 4021, and the first display screen 4021 is mounted on a side wall of the rack body 1 facing the examinee and connected to the processing chip 3.
The first display screen 4021 in this embodiment is an LED display screen, and the display screen is used to display examination related information, such as examination requirements, related policy and regulations, or notification information issued by a competent department, and may also be used to link with a developed background score recording system during examination, and display examinee information, examination results, and the like.
In some embodiments of the present invention, as shown in fig. 2, the present invention further includes a second display screen 201 installed on a side wall of the frame body 1, the second display screen 201 is connected to the counting module 2, and the second display screen 201 is used for displaying the number of volleyball shots.
In some embodiments of the invention, as shown in fig. 2, a remote control connected to the processing chip 3 is further included. The remote controller can remotely control all electronic components in the device and manually open and close the electronic components.
In some embodiments of the present invention, as shown in fig. 1, both sides of the frame body 1 are provided with an examination region, a counting region and an identification region. The two sides of the frame body 1 are provided with the same electronic structures, so that the same device can be used for simultaneously checking two students, and the checking efficiency is improved.
In some embodiments of the present invention, as shown in fig. 1, the frame body 1 has an opening, and an isolation net 6 is hung at the opening. The separation net 6 can be used for separating the volleyball from scattering at all places after falling to the ground during practice, and the time for picking up the volleyball is saved.
In summary, the embodiment of the invention provides an intelligent volleyball wall, which comprises a frame body 1, wherein the frame body 1 comprises an examination area, a counting area and an identification area, the examination area comprises a screen body 101 connected with the frame body 1 and used for volleyball striking, a counting module 2 is installed in the screen body 101, the counting area comprises a processing chip 3 installed in the frame body 1 and an information supply module 4 used for examinees to know examination information, the identification area comprises an identity identification module 5 installed in the frame body 1, and the counting module 2, the information supply module 4 and the identity identification module 5 are all connected with the processing chip 3. The frame body 1 is a carrier of each electronic component in the device, so that each electronic component can be integrally installed to form an intelligent volleyball hitting counting device; the screen body 101 arranged in the examination area is an area for hitting the volleyball, when the examinee hits the volleyball on the screen body 101, the counting module 2 positioned in the screen body 101 can receive a hitting signal and count hitting times, compared with a mode that a sports teacher counts through manpower in the prior art, the device can count real data of hitting times more accurately, the influence on the score of the examinee caused by the calculation error of the sports teacher is avoided, and the practicability of the device is greatly improved; the processing chip 3 contained in the counting area is used for processing the information sent by each electronic component contained in the device; the information supply module 4 can provide examination related information for the examinee, such as examination requirements, related policy and regulations or notification information issued by a competent department, and the like, and can also be used for linking with a developed background score recording system during examination, displaying examinee information, examination results and the like; the identity recognition module 5 contained in the recognition area can be used for recognizing the information of the examinee, so that the problem of examination substitute is avoided, and meanwhile, after the identity recognition module 5 recognizes the information of the examinee, the information supply module 4 and the counting module 2 are started successively, namely, the device enters an examination state; the device capable of accurately recording the hitting times of the volleyballs is formed by utilizing various electronic components and the frame body 1, the environment of volleyball training and examination is greatly optimized, a scientific main body of an examination test is provided for education competent departments, the situation that counting errors are easily caused by manual counting can be avoided, and the reality and the accuracy of examination scores of examinees are further guaranteed, so that the device has higher practical value and is convenient to popularize and use in a large scale.
In practical use, an examinee firstly utilizes the identity recognition module 5 to recognize examinee information, after the recognition is successful, the information supply module 4 can provide examination requirements, related policy and regulations or notification information issued by a competent department and the like for the examinee, the examination starts after the examinee finishes knowing the related information, the counting module 2 counts once when the volleyball hits the screen body 101, the counting module 2 stops counting after the examination time is up, and the score of the examination is also transmitted to the examinee through the information supply module 4.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides an intelligence volleyball wall, a serial communication port, comprising a frame body, the support body is including examining district, count district and identification area, the examination district includes the screen body of hitting with the confession volleyball that the support body is connected, the internal count module of installing of screen, the count district including install in the internal processing chip of support body knows the information supply module of examination information with the confession examinee, the identification area including install in the internal identity identification module of support body, count module, information supply module and identity identification module all in the processing chip is connected.
2. The intelligent volleyball wall of claim 1, further comprising an external terminal in wired and/or wireless connection with the processing chip, wherein the external terminal is used for storing examinee information.
3. The intelligent volleyball wall of claim 2, wherein the identity recognition module comprises a camera for recording information and performing assessment video recording, an identity card reading module and a face recognition module, the camera is respectively connected with the identity card reading module and the face recognition module, and the identity card reading module and the face recognition module are both connected with the processing chip.
4. The intelligent volleyball wall of claim 1, wherein the information supply module comprises a voice broadcast module for broadcasting the test information and a display module for displaying the test information.
5. The intelligent volleyball wall of claim 4, wherein the voice broadcast module comprises a loudspeaker, and the loudspeaker is mounted in the frame body and connected with the processing chip.
6. The intelligent volleyball wall of claim 4, wherein the display module comprises a first display screen, and the first display screen is mounted on a side wall of the rack body facing to the examinee and connected with the processing chip.
7. The intelligent volleyball wall of claim 1, further comprising a second display screen mounted on the side wall of the frame body, wherein the second display screen is connected with the counting module and used for displaying the number of hit volleyball shots.
8. The intelligent volleyball wall of claim 1, further comprising a remote controller connected with the processing chip.
9. An intelligent volleyball wall according to claim 1, wherein an examination area, a counting area and an identification area are arranged on each side of the frame body.
10. The intelligent volleyball wall of claim 1, wherein the frame body is provided with an opening, and an isolation net is hung on the opening.
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| CN202110815403.1A CN113398553A (en) | 2021-07-19 | 2021-07-19 | Intelligent volleyball wall |
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| CN202110815403.1A CN113398553A (en) | 2021-07-19 | 2021-07-19 | Intelligent volleyball wall |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114344875A (en) * | 2022-02-28 | 2022-04-15 | 成都博铭电子科技有限公司 | Volleyball examination system |
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| CN206535141U (en) * | 2017-01-21 | 2017-10-03 | 汪毅 | Altitude touch evaluation system is looked as far as one's eyes can see suitable for basketball and volleyball training |
| CN206549112U (en) * | 2017-03-07 | 2017-10-13 | 东莞市斯波阿斯体育用品科技有限公司 | A kind of table tennis practice AID |
| CN209033683U (en) * | 2018-05-31 | 2019-06-28 | 河南交通职业技术学院 | Auxiliary device is used in a kind of practice of volleyball front forearm pass |
| CN109999469A (en) * | 2019-04-05 | 2019-07-12 | 福建省通通发科技发展有限公司 | A kind of football around rod examination intelligent judgment system |
| CN210786182U (en) * | 2019-10-10 | 2020-06-19 | 红河学院 | Air volleyball mat ball exercise frame |
| CN110755829A (en) * | 2019-11-05 | 2020-02-07 | 苏州依卡蒂运动器材有限公司 | Rotary easy-to-adjust top volleyball training device |
| CN212680028U (en) * | 2020-06-10 | 2021-03-12 | 白城师范学院 | Auxiliary target for volleyball training |
| CN215310119U (en) * | 2021-07-19 | 2021-12-28 | 成都博铭电子科技有限公司 | Intelligent volleyball wall |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114344875A (en) * | 2022-02-28 | 2022-04-15 | 成都博铭电子科技有限公司 | Volleyball examination system |
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