CN107185196A - A kind of examination system for table tennis practitioner's level of skill - Google Patents
A kind of examination system for table tennis practitioner's level of skill Download PDFInfo
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- CN107185196A CN107185196A CN201710594339.2A CN201710594339A CN107185196A CN 107185196 A CN107185196 A CN 107185196A CN 201710594339 A CN201710594339 A CN 201710594339A CN 107185196 A CN107185196 A CN 107185196A
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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
- A63B67/00—Sporting games or accessories therefor, not provided for in groups A63B1/00 - A63B65/00
- A63B67/04—Table games physically beneficial for the human body, modelled on outdoor sports, e.g. table tennis
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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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- 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
- A63B71/0605—Decision makers and devices using detection means facilitating arbitration
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- General Health & Medical Sciences (AREA)
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Abstract
The invention discloses a kind of examination system for table tennis practitioner's level of skill, including being tested ping-pong table, service robot, high-speed camera and computer, the output end of the high-speed camera and the input of computer are electrically connected with, the service robot input is connected with the output end of computer, provided with test and appraisal unit in the computer, the test and appraisal unit includes two grades of test and appraisal modules, three-level test and appraisal module, level Four test and appraisal module, Pyatyi test and appraisal module, six grades of test and appraisal modules, seven grades of test and appraisal modules, eight grades of test and appraisal modules and nine grades of test and appraisal modules.The present invention can carry out hierarchical intelligence test and appraisal for the examination of table tennis practitioner, dividing equally in the test and appraisal module of each rank has four son test and appraisal modules, son test and appraisal module is defined formula test and appraisal to the target area scope being tested on ping-pong table, accuracy rate of testing and assessing is high, it is time saving and energy saving, operating efficiency is high, and can reduce the input cost taken an examination table tennis practitioner and tested and assessed.
Description
Technical field
The present invention relates to table tennis examination technical field, specially a kind of examination for table tennis practitioner's level of skill
System.
Background technology
Table tennis（ping-pong）, it is a kind of ball sports project of world pop, including attack, confrontation and defend.Ping
Pang ball is spherical shape, and 2.53-2.70 grams of weight is white or orange, is made of celluloid or plastics, state before the Sydney Olympic Games 2000
A diameter of 38mm of border official ball, a diameter of 40mm of international tournament ball after 2000.Sportsman respectively stands billiard table side,
274 centimetres of the length of horizontal net is separated with centre, is carried out on wide 152 centimetres, high 76 centimetres of billiard table, is batted with racket（Striking have gear,
Take out, cut, rub with the hands, draw）, ball could fight back net after must being rebounded on platform, be effective to fall on other side's table top.Match point group
Body, singles, doubles etc. are several；With 11 points for one innings, using best of 5 games, seven innings of four victory.
2009《Nine grades of training contents of table tennis and Passing Criteria》Instruction film is after being issued throughout the country, Guangzhou Sports College
Take the lead within 2012 having tried two in table tennis specialization class in the school, four, six grades of table tennis specialization locomitivity examinations and correspondingly into
Li Liao Guangzhou Sports College table tennis technical ability evaluation committee member, the committee is by more than large, doctor educational background and with abundant
Teaching and professor, the associate professor's above expert of training experience constitute, sole duty responsible content auditing, standard formulation, management etc. of examining for the levels
Relevant work.In order to preferably promote the popularization and development of China's table tennis, one is provided for vast table tennis fan
Individual authority, system, the training of science are guided and authoritative level of skill identification, formal towards the society to carry out " nine grades of table tennis
Examine for the levels " the horizontal evaluation work of associative skills.Nine grades of examinations of table tennis, play one-level and stop nine grades, content is incremental, the first six level
The prominent big basic technology of table tennis eight, six kinds of basic rotations, the study of seven kinds of basic gait technicses, rear three-level focus on advanced core technology
Study, the problem of prominent basis is with professional be connected, six grades are on close level in the three-level level of professional paddler, nine grades
Horizontally relative to the two grades of horizontal of professional athlete.
But, the examination system for table tennis practitioner's level of skill is currently there are no, is practised at present for table tennis
The examination of person can only manually be tested and assessed, and take time and effort, inefficiency, and input cost is higher.
The content of the invention
（One）The technical problem of solution
In view of the shortcomings of the prior art, the invention provides a kind of examination system for table tennis practitioner's level of skill, solution
The examination determined at present for table tennis practitioner can only manually be tested and assessed, and take time and effort, inefficiency, and put into
The problem of this is higher.
（Two）Technical scheme
To realize object above, the present invention is achieved by the following technical programs：One kind is directed to table tennis practitioner's technical ability water
Flat examination system, including tested ping-pong table, service robot, high-speed camera and computer, the output end of the high-speed camera
It is electrically connected with the input of computer, the service robot input is connected with the output end of computer, provided with test and appraisal in the computer
Unit, the test and appraisal unit include two grades test and appraisal modules, three-levels test and appraisal module, level Four test and appraisal module, Pyatyi test and appraisal module, six grades
Provided with microprocessor in test and appraisal module, seven grades of test and appraisal modules, eight grades of test and appraisal modules and nine grades of test and appraisal modules, the test and appraisal unit,
Two grades of test and appraisal module, three-level test and appraisal module, level Four test and appraisal module, Pyatyi test and appraisal module, six grades of test and appraisal modules, seven grades of test and appraisal
The output end of module, eight grades of test and appraisal modules and nine grades of test and appraisal modules is electrically connected with the input of microprocessor, micro- place
Device is two-way is electrically connected with score indicator for reason, and the output end of the microprocessor is also electrically connected with display.
It is preferred that, the input of the service robot is connected with the output end of computer, and microprocessor issues instructions to service robot
Service, according to two grades of test and appraisal modules, three-level test and appraisal module, level Four test and appraisal module, Pyatyi test and appraisal module, six grades of test and appraisal modules, seven
Level test and appraisal module, eight grades of test and appraisal modules and nine grades of test and appraisal modules, service robot send the ball of different rotary degree and speed, taken the photograph at a high speed
The output end of camera is connected with the input of computer, transmitting video image, the flight path of microprocessor Real time identification table tennis,
Speed and its drop point site on court.
It is preferred that, two grades of test and appraisal module includes flat service test and appraisal module, backhand pushing test and appraisal module, forehand attack
2 points of test and appraisal module and 1/2 forehand attack test and appraisal module, target area of the flat service test and appraisal module on tested ping-pong table
Domain scope is 60cm × 152.5cm, and target area scope of the backhand pushing test and appraisal module on tested ping-pong table is
137cm × 152.5cm, target area scope of the forehand attack test and appraisal module on tested ping-pong table for 137cm ×
152.5cm, 2 points of 1/2 forehand attack target area scope of the test and appraisal module on tested ping-pong table for 137cm ×
76.3cm。
It is preferred that, the three-level test and appraisal module includes flat service test and appraisal module, backhand pushing test and appraisal module, forehand attack
2 points of test and appraisal module and 1/2 forehand attack test and appraisal module, target area of the flat service test and appraisal module on tested ping-pong table
Domain scope is 60cm × 76.3cm, and target area scope of the backhand pushing test and appraisal module on tested ping-pong table is 60cm
× 76.3cm, target area scope of the forehand attack test and appraisal module on tested ping-pong table is 60cm × 76.3cm, institute
It is 60cm × 152.5cm to state 2 points of 1/2 forehand and attack target area scope of the test and appraisal module on tested ping-pong table.
It is preferred that, the level Four test and appraisal module includes flat service test and appraisal module, backhand pushing test and appraisal module, forehand arcing
Circle test and appraisal module and a left side push away right drawing test and appraisal module, target area model of the flat service test and appraisal module on tested ping-pong table
Enclose for 60cm × 40cm, target area scope of the backhand pushing test and appraisal module on tested ping-pong table for 60cm ×
60cm, target area scope of the forehand arcing circle test and appraisal module on tested ping-pong table is 60cm × 60cm, the left side
It is 60cm × 152.5cm to push away the right target area scope for drawing test and appraisal module on tested ping-pong table.
It is preferred that, Pyatyi test and appraisal module includes backspin service test and appraisal module, backhand and chopped the chop test and appraisal module, forehand arcing
Circle ball test and appraisal module and a left side push away right drawing test and appraisal module, target area of the backspin service test and appraisal module on tested ping-pong table
Scope is 60cm × 40cm, the backhand chop the chop target area scope of the test and appraisal module on tested ping-pong table for 60cm ×
60cm, forehand target area scope of the test and appraisal module on tested ping-pong table that lift is 60cm × 60cm, described
It is 60cm × 60cm that a left side, which pushes away the right target area scope for drawing test and appraisal module on tested ping-pong table,.
It is preferred that, six grades of test and appraisal modules include reverse twist service test and appraisal module, backhand and lifted test and appraisal module, positive and negative
Pull loop-drive test and appraisal module and unfixed point slew rate test and appraisal module, mesh of the reverse twist service test and appraisal module on tested ping-pong table
Mark regional extent is 40cm × 40cm, and the backhand test and appraisal module that lifts includes forehand position backhand and lifted test and appraisal module
Lifted test and appraisal module with backhand backhand, the forehand position backhand lifts test and appraisal module on tested ping-pong table
Target area scope is 60cm × 76.3cm, and the backhand backhand lifts test and appraisal module in the mesh being tested on ping-pong table
Mark regional extent is 60cm × 76.3cm, target area model of the froehand-backhand arcing circle test and appraisal module on tested ping-pong table
Enclose for 60cm × 152.5cm, target area scope of the unfixed point slew rate test and appraisal module on tested ping-pong table is 137cm
×152.5cm。
It is preferred that, it is described seven grades test and appraisal modules include backspin service test and appraisal module, forehand displacement lift test and appraisal module,
Lean to one side to draw the short test and appraisal module of pendulum in test and appraisal module and positive and negative hand platform in stranding, the backspin service tests and assesses module in tested table tennis
Target area scope on table is 40cm × 40cm, and the forehand displacement lifts test and appraisal module on tested ping-pong table
Target area scope is 60cm × 152.5cm, leans to one side to draw target area of the test and appraisal module on tested ping-pong table in the stranding
Scope is that target area scope of the short test and appraisal module of pendulum on tested ping-pong table is in 60cm × 60cm, the positive and negative hand platform
137cm×152.5cm。
It is preferred that, it is described eight grades test and appraisal modules include forehand platform in choose or backhand platform in twist test and appraisal module, backhand arcing circle
Ball test and appraisal module, middle reverse drawing test and appraisal module and supposition flutter chosen in test and appraisal module, the forehand platform or backhand platform in twist test and appraisal mould
Target area scope of the block on tested ping-pong table is 60cm × 60cm, and the backhand lifts test and appraisal module in tested table tennis
Target area scope on pang ball table is 60cm × 152.5cm, and the middle reverse drawing test and appraisal module is on tested ping-pong table
Target area scope is 137cm × 152.5cm, and target area scope of the test and appraisal module on tested ping-pong table is flutterred in the supposition
For 60cm × 60cm.
It is preferred that, nine grades of test and appraisal modules include middle reverse drawing test and appraisal module, backhand test and appraisal module at a stalemate after twisting, indefinite
Middle test and appraisal module, mesh of the middle reverse drawing test and appraisal module on tested ping-pong table are flutterred back in point slew rate test and appraisal module and stranding side
Mark regional extent is 60cm × 60cm, the backhand target area scope of test and appraisal module at a stalemate on tested ping-pong table after twisting
For 60cm × 152.5cm, target area scope of the unfixed point slew rate test and appraisal module on tested ping-pong table for 60cm ×
152.5cm, the stranding side flutter back in the middle of target area scope of the test and appraisal module on tested ping-pong table for 60cm ×
152.5cm。
（Three）Beneficial effect
The invention provides a kind of examination system for table tennis practitioner's level of skill, possesses following beneficial effect：
The present invention test and appraisal unit include two grades test and appraisal modules, three-levels test and appraisal module, level Four test and appraisal module, Pyatyi test and appraisal module,
Six grades of test and appraisal modules, seven grades of test and appraisal modules, eight grades of test and appraisal modules and nine grades of test and appraisal modules, being capable of examining for table tennis practitioner
Examination, which divide equally in hierarchical intelligence test and appraisal, the test and appraisal module of each rank, four son test and appraisal modules, and sub- test and appraisal module is to tested
Target area scope on ping-pong table is defined formula test and appraisal, and test and appraisal accuracy rate is high, and time saving and energy saving, operating efficiency is high, and energy
The input cost that enough reductions are tested and assessed to table tennis practitioner examination.
Brief description of the drawings
Fig. 1 is present system structural representation；
Fig. 2 is the structural representation of present system test and appraisal unit；
Fig. 3 is the ping-pong table target area scope schematic diagram of flat service test and appraisal module in two grades of test and appraisal modules of the present invention；
Fig. 4 is the ping-pong table target area scope schematic diagram of backhand pushing test and appraisal module in two grades of test and appraisal modules of the present invention；
Fig. 5 is the ping-pong table target area scope schematic diagram of forehand attack test and appraisal module in two grades of test and appraisal modules of the present invention；
Fig. 6 attacks the ping-pong table target area scope signal of test and appraisal module for 2 points of 1/2 forehand in two grades of test and appraisal modules of the present invention
Figure；
Fig. 7 is the ping-pong table target area scope schematic diagram of flat service test and appraisal module in three-level of the present invention test and appraisal module；
Fig. 8 is the ping-pong table target area scope schematic diagram of backhand pushing test and appraisal module in three-level of the present invention test and appraisal module；
Fig. 9 is the ping-pong table target area scope schematic diagram of forehand attack test and appraisal module in three-level of the present invention test and appraisal module；
Figure 10 attacks the ping-pong table target area scope signal of test and appraisal module for 2 points of 1/2 forehand in three-level of the present invention test and appraisal module
Figure；
Figure 11 is the ping-pong table target area scope schematic diagram of flat service test and appraisal module in level Four of the present invention test and appraisal module；
Figure 12 is the ping-pong table target area scope schematic diagram of backhand pushing test and appraisal module in level Four of the present invention test and appraisal module；
Figure 13 is the ping-pong table target area scope schematic diagram of forehand arcing circle test and appraisal module in level Four of the present invention test and appraisal module；
Figure 14 is the left ping-pong table target area scope schematic diagram for pushing away right drawing test and appraisal module in level Four of the present invention test and appraisal module；
Figure 15 is the ping-pong table target area scope schematic diagram of backspin service test and appraisal module in Pyatyi of the present invention test and appraisal module；
Figure 16 be Pyatyi of the present invention test and assess module in backhand chop the chop test and assess module ping-pong table target area scope schematic diagram；
Figure 17 is that Pyatyi of the present invention the lift ping-pong table target area scope of test and appraisal module of forehand in module of testing and assessing is illustrated
Figure；
Figure 18 is the left ping-pong table target area scope schematic diagram for pushing away right drawing test and appraisal module in Pyatyi of the present invention test and appraisal module；
Figure 19 is the ping-pong table target area scope schematic diagram of reverse twist service test and appraisal module in six grades of test and appraisal modules of the present invention；
Figure 20 lifts the ping-pong table target area scope signal of test and appraisal module for backhand in six grades of test and appraisal modules of the present invention
Figure；
Figure 21 illustrates for the ping-pong table target area scope of froehand-backhand arcing circle test and appraisal module in six grades of test and appraisal modules of the present invention
Figure；
Figure 22 is the ping-pong table target area scope schematic diagram of unfixed point slew rate test and appraisal module in six grades of test and appraisal modules of the present invention；
Figure 23 is the ping-pong table target area scope schematic diagram of backspin service test and appraisal module in seven grades of test and appraisal modules of the present invention；
Figure 24 shifts the ping-pong table target area scope for the test and appraisal module that lifts for forehand in seven grades of test and appraisal modules of the present invention
Schematic diagram；
Figure 25 for the present invention seven grades test and appraisal modules in rub with the hands in lean to one side draw test and appraisal module ping-pong table target area scope schematic diagram；
Figure 26 shows for the ping-pong table target area scope of the short test and appraisal module of pendulum in positive and negative hand platform in seven grades of test and appraisal modules of the present invention
It is intended to；
Figure 27 for chosen in eight grades of test and appraisal modules of the present invention in forehand platform or backhand platform in twist the ping-pong table target area of test and appraisal module
Domain scope schematic diagram；
Figure 28 lifts the ping-pong table target area scope signal of test and appraisal module for backhand in eight grades of test and appraisal modules of the present invention
Figure；
Figure 29 is the ping-pong table target area scope schematic diagram of middle platform reverse drawing test and appraisal module in eight grades of test and appraisal modules of the present invention；
Figure 30 flutters the ping-pong table target area scope schematic diagram of test and appraisal module to speculate in eight grades of test and appraisal modules of the present invention；
Figure 31 is the ping-pong table target area scope schematic diagram of middle platform reverse drawing test and appraisal module in nine grades of test and appraisal modules of the present invention；
The ping-pong table target area scope signal of test and appraisal module at a stalemate after Figure 32 twists for backhand in nine grades of test and appraisal modules of the present invention
Figure；
Figure 33 is the ping-pong table target area scope schematic diagram of unfixed point slew rate test and appraisal module in nine grades of test and appraisal modules of the present invention；
Figure 34 flutters back the ping-pong table target area scope signal of middle test and appraisal module for stranding side in nine grades of test and appraisal modules of the present invention
Figure.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
Fig. 1-2 is referred to, the present invention provides a kind of technical scheme：A kind of examination for table tennis practitioner's level of skill
System, including tested ping-pong table, service robot, high-speed camera and computer, high-speed camera can be complete in a short period of time
Quick, the multiple repairing weld of paired high-speed target, when being shown with conventional speeds, the change procedure for recording target is just clear, slow
Slowly it is presented on us at the moment, high-speed camera technology has real-time target capture, image fast recording, instant playback, image
Visual and clear to wait outstanding advantages, high-speed moving object is produced reflected light by the irradiation of natural light or human assistance houselights,
Or moving target lights in itself, a part for these light after being imaged through object lens, falls through the image-forming objective lens of high speed imaging system
On the picture sense face of photoelectronic imaging device, the photoelectric device of circuit control driven can be to quickly ringing as the target picture on sense face
Should, i.e., it is the charge packet that pixel produces response magnitude in each sampled point according to the distribution as target picture light energy on sense face, it is complete
Into the opto-electronic conversion of image, each charge packet with image information is transported rapidly in readout register, read output signal warp
Transmitted after signal transacting into computer, image is carried out by computer to read display and interpretation, and result is exported, it is therefore, a set of
Complete high speed imaging system is by a few part groups such as optical imagery, photoelectronic imaging, signal transmission, control, image storage and processing
Into the output end of high-speed camera and the input of computer are electrically connected with, and service robot input is connected with the output end of computer, electricity
Intracerebral is provided with test and appraisal unit, and test and appraisal unit includes two grades of test and appraisal modules, three-level test and appraisal module, level Four test and appraisal module, Pyatyi test and appraisal
Micro- place is provided with module, six grades of test and appraisal modules, seven grades of test and appraisal modules, eight grades of test and appraisal modules and nine grades of test and appraisal modules, test and appraisal unit
Device is managed, the microprocessor is 8086 microprocessors, two grades of test and appraisal modules, three-level test and appraisal module, level Four test and appraisal module, Pyatyi test and appraisal
Module, six grades of test and appraisal modules, seven grades of test and appraisal modules, the output end of eight grades of test and appraisal modules and nine grades of test and appraisal modules are and microprocessor
Input be electrically connected with, microprocessor is two-way to be electrically connected with score indicator, and score indicator is the test and appraisal that table tennis practitioner takes an examination
Fraction score indicator, the output end of microprocessor is also electrically connected with display, and the display is cathode-ray tube display.
The input of service robot is connected with the output end of computer, and microprocessor issues instructions to service robot service, according to two
Level test and appraisal module, three-level test and appraisal module, level Four test and appraisal module, Pyatyi test and appraisal module, six grades test and appraisal module, seven grades test and appraisal module,
Eight grades of test and appraisal modules and nine grades of test and appraisal modules, service robot send the ball of different rotary degree and speed, the output of high-speed camera
End is connected with the input of computer, transmitting video image, the flight path of microprocessor Real time identification table tennis, speed and its
Drop point site on court.
Fig. 3-6, two grades of test and appraisal module is referred to attack including flat service test and appraisal module, backhand pushing test and appraisal module, forehand
2 points of ball test and appraisal module and 1/2 forehand attack test and appraisal module, and flat service tests and assesses module in the target area being tested on ping-pong table
Scope is 60cm × 152.5cm, backhand pushing test and assess target area scope of the module on tested ping-pong table for 137cm ×
152.5cm, target area scope of the forehand attack test and appraisal module on tested ping-pong table is 137cm × 152.5cm, and 1/2 just
It is 137cm × 76.3cm that 2 points of hand, which attacks target area scope of the test and appraisal module on tested ping-pong table,.
Fig. 7-10 are referred to, three-level test and appraisal module includes flat service test and appraisal module, backhand pushing test and appraisal module, forehand and attacked
2 points of ball test and appraisal module and 1/2 forehand attack test and appraisal module, and flat service tests and assesses module in the target area being tested on ping-pong table
Scope is 60cm × 76.3cm, backhand pushing test and assess target area scope of the module on tested ping-pong table for 60cm ×
76.3cm, target area scope of the forehand attack test and appraisal module on tested ping-pong table is 60cm × 76.3cm, 1/2 forehand two
It is 60cm × 152.5cm that point, which attacks target area scope of the test and appraisal module on tested ping-pong table,.
Figure 11-14 are referred to, level Four test and appraisal module includes flat service test and appraisal module, backhand pushing test and appraisal module, forehand
Arcing circle test and appraisal module and a left side push away right drawing test and appraisal module, and flat service tests and assesses module in the target area model being tested on ping-pong table
Enclose for 60cm × 40cm, backhand pushing target area scope of the module on tested ping-pong table of testing and assessing is 60cm × 60cm, just
It is 60cm × 60cm to pull target area scope of the loop-drive test and appraisal module on tested ping-pong table, and a left side pushes away right drawing test and appraisal module and existed
Target area scope on tested ping-pong table is 60cm × 152.5cm.
Refer to Figure 15-18, Pyatyi test and appraisal module includes backspin service test and appraisal module, backhand and chopped the chop test and appraisal module, forehand
The test and appraisal module that lifts and a left side push away right drawing test and appraisal module, and backspin service tests and assesses module in the target area being tested on ping-pong table
Scope is 60cm × 40cm, and backhand target area scope of the test and appraisal module on tested ping-pong table of chopping the chop is 60cm × 60cm,
Forehand target area scope of the test and appraisal module on tested ping-pong table that lift is 60cm × 60cm, and a left side, which is pushed away, right draws test and appraisal mould
Target area scope of the block on tested ping-pong table is 60cm × 60cm.
Refer to Figure 19-22, six grades of test and appraisal module include reverse twist service test and appraisal module, backhand lift test and appraisal module,
Froehand-backhand arcing circle test and appraisal module and unfixed point slew rate test and appraisal module, reverse twist service test and assess module in the mesh being tested on ping-pong table
Mark regional extent is 40cm × 40cm, and the backhand test and appraisal module that lifts includes forehand position backhand and lifted test and appraisal module and anti-
Hand position backhand lifts test and appraisal module, and forehand position backhand lifts target area of the test and appraisal module on tested ping-pong table
Scope is 60cm × 76.3cm, and backhand backhand target area scope of the test and appraisal module on tested ping-pong table that lift is
60cm × 76.3cm, froehand-backhand arcing circle test and assess target area scope of the module on tested ping-pong table for 60cm ×
152.5cm, target area scope of the unfixed point slew rate test and appraisal module on tested ping-pong table is 137cm × 152.5cm.
Refer to Figure 23-26, seven grades of test and appraisal module and shift the test and appraisal mould that lifts including backspin service test and appraisal module, forehand
Lean to one side to draw the short test and appraisal module of pendulum in test and appraisal module and positive and negative hand platform in block, stranding, backspin service test and appraisal module is in tested ping-pong table
On target area scope be 40cm × 40cm, forehand displacement lifts target area of the test and appraisal module on tested ping-pong table
Domain scope is 60cm × 152.5cm, leans to one side to draw target area scope of the test and appraisal module on tested ping-pong table to be 60cm in stranding
Target area scope of the short test and appraisal module of pendulum on tested ping-pong table is 137cm × 152.5cm in × 60cm, positive and negative hand platform.
Refer to Figure 27-30, eight grades test and appraisal module include forehand platform in choose or backhand platform in twist test and appraisal module, backhand arcing
Circle ball test and appraisal module, middle reverse drawing test and appraisal module and supposition flutter chosen in test and appraisal module, forehand platform or backhand platform in twist test and appraisal module
Target area scope on tested ping-pong table is 60cm × 60cm, and backhand lifts test and appraisal module in tested ping-pong table
On target area scope be 60cm × 152.5cm, target area model of middle reverse drawing test and appraisal module on tested ping-pong table
Enclose for 137cm × 152.5cm, thus it is speculated that it is 60cm × 60cm to flutter target area scope of the test and appraisal module on tested ping-pong table.
Refer to Figure 31-34, nine grades of test and appraisal module include middle reverse drawing test and appraisal module, backhand test and appraisal module at a stalemate after twisting,
Unfixed point slew rate test and appraisal module flutters back middle test and appraisal module with side is rubbed with the hands, and middle reverse drawing tests and assesses module in the mesh being tested on ping-pong table
Mark regional extent is 60cm × 60cm, and backhand twists target area scope of the rear test and appraisal module at a stalemate on tested ping-pong table and is
60cm × 152.5cm, unfixed point slew rate test and assess target area scope of the module on tested ping-pong table for 60cm ×
152.5cm, it is 60cm × 152.5cm to rub side with the hands and flutter back target area scope of the middle test and appraisal module on tested ping-pong table.
General principle：Main is exactly the analysis system taken an exam to the balling effect of table tennis practitioner, contrast
Go out the balling effect difference of practitioner, judgement is identified, mainly to the position drop point of table tennis, ball speed passes through high-speed camera
Machine is caught, and is then communicated to computer and is scored, by video camera to table tennis and ball speed, the precision of position drop point
Seizure analysis is carried out, sees whether fall into predetermined region, the step of being mainly concerned with has first to calibrate to be caught again, is then recognized, finally
Analysis judges whether the action of practitioner is accurate, has reached the action accuracy rate of identification table tennis practitioner, and all is accurate dynamic
Make and table tennis drop point is all first designed by system, after import system, then pass through high-definition camera capturing motion and table tennis
Placement, carries out analysis judgement, is scored by score indicator, the level that can be reached so as to the table tennis practitioner that tests and assesses
Not.
The electric elements occurred in this article are electrically connected with extraneous main controller and 220V civil powers, and main controller can be meter
Calculation machine etc. plays the correlation module being related in the conventionally known equipment of control, the system and is hardware system module or is existing
There is the functional module that technology Computer Software program or agreement are combined with hardware, the computer involved by the functional module
The technology being well known to those skilled in the art in itself of software program or agreement, it is not the improvements of the system；This is
The interaction relationship being improved between each module or annexation of system, are that the overall construction of system is improved,
To solve the problems, such as the system relevant art to be solved.
In summary, the examination system of table tennis practitioner's level of skill should be directed to, test and appraisal unit of the invention includes two
Level test and appraisal module, three-level test and appraisal module, level Four test and appraisal module, Pyatyi test and appraisal module, six grades test and appraisal module, seven grades test and appraisal module,
Eight grades of test and appraisal modules and nine grades of test and appraisal modules, can carry out hierarchical intelligence test and appraisal, Mei Geji for the examination of table tennis practitioner
Dividing equally in other test and appraisal module has four son test and appraisal modules, and sub- test and appraisal module is entered to the target area scope being tested on ping-pong table
Row limitation type is tested and assessed, and test and appraisal accuracy rate is high, time saving and energy saving, and operating efficiency is high, and can reduce table tennis practitioner is taken an examination into
The input cost of row test and appraisal.
It should be noted that herein, such as first and second or the like relational terms are used merely to a reality
Body or operation make a distinction with another entity or operation, and not necessarily require or imply these entities or deposited between operating
In any this actual relation or order.Moreover, term " comprising ", "comprising" or its any other variant are intended to
Nonexcludability is included, so that process, method, article or equipment including a series of key elements not only will including those
Element, but also other key elements including being not expressly set out, or also include being this process, method, article or equipment
Intrinsic key element.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of changes, modification can be carried out to these embodiments, replace without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (10)
1. a kind of examination system for table tennis practitioner's level of skill, including tested ping-pong table, service robot, high-speed camera
Machine and computer, it is characterised in that：The output end of the high-speed camera and the input of computer are electrically connected with, and are set in the computer
There is test and appraisal unit, the test and appraisal unit includes two grades of test and appraisal modules, three-level test and appraisal module, level Four test and appraisal module, Pyatyi test and appraisal mould
Provided with micro- in block, six grades of test and appraisal modules, seven grades of test and appraisal modules, eight grades of test and appraisal modules and nine grades of test and appraisal modules, the test and appraisal unit
Processor, it is described two grades test and appraisal module, three-levels test and appraisal module, level Four test and appraisal module, Pyatyi test and appraisal module, six grades test and appraisal module,
Input of the output end of seven grades of test and appraisal modules, eight grades of test and appraisal modules and nine grades of test and appraisal modules with microprocessor is electrically connected with,
The microprocessor is two-way to be electrically connected with score indicator, and the output end of the microprocessor is also electrically connected with display.
2. a kind of examination system for table tennis practitioner's level of skill according to claim 1, it is characterised in that：Institute
State the input of service robot with the output end of computer to be connected, microprocessor issues instructions to service robot service, according to two grades of test and appraisal
Module, three-level test and appraisal module, level Four test and appraisal module, Pyatyi test and appraisal module, six grades of test and appraisal modules, seven grades of test and appraisal modules, eight grades of surveys
Discuss and select model workers block and nine grades of test and appraisal modules, service robot sends the ball of different rotary degree and speed, output end and the electricity of high-speed camera
The input of brain is connected, transmitting video image, the flight path of microprocessor Real time identification table tennis, speed and its in table tennis
Drop point site on table top.
3. a kind of examination system for table tennis practitioner's level of skill according to claim 1, it is characterised in that：Institute
Stating two grades of test and appraisal modules includes flat service test and appraisal module, backhand pushing test and appraisal module, forehand attack test and appraisal module and 1/2 forehand
2 points are attacked test and appraisal module, target area scope of the flat service test and appraisal module on tested ping-pong table for 60cm ×
152.5cm, target area scope of the backhand pushing test and appraisal module on tested ping-pong table is 137cm × 152.5cm, institute
It is 137cm × 152.5cm, 1/2 forehand to state target area scope of the forehand attack test and appraisal module on tested ping-pong table
It is 137cm × 76.3cm that 2 points, which are attacked target area scope of the test and appraisal module on tested ping-pong table,.
4. a kind of examination system for table tennis practitioner's level of skill according to claim 1, it is characterised in that：Institute
Stating three-level test and appraisal module includes flat service test and appraisal module, backhand pushing test and appraisal module, forehand attack test and appraisal module and 1/2 forehand
2 points are attacked test and appraisal module, target area scope of the flat service test and appraisal module on tested ping-pong table for 60cm ×
76.3cm, target area scope of the backhand pushing test and appraisal module on tested ping-pong table is 60cm × 76.3cm, described
Target area scope of the forehand attack test and appraisal module on tested ping-pong table is 60cm × 76.3cm, 2 points of 1/2 forehand
It is 60cm × 152.5cm to attack target area scope of the test and appraisal module on tested ping-pong table.
5. a kind of examination system for table tennis practitioner's level of skill according to claim 1, it is characterised in that：Institute
Level Four test and appraisal module is stated to push away including flat service test and appraisal module, backhand pushing test and appraisal module, forehand arcing circle test and appraisal module and a left side
Right to draw test and appraisal module, target area scope of the flat service test and appraisal module on tested ping-pong table is 60cm × 40cm,
Target area scope of the backhand pushing test and appraisal module on tested ping-pong table is 60cm × 60cm, the forehand arcing circle
Target area scope of the module of testing and assessing on tested ping-pong table is 60cm × 60cm, and the left side pushes away right drawing test and appraisal module tested
Target area scope on ping-pong table is 60cm × 152.5cm.
6. a kind of examination system for table tennis practitioner's level of skill according to claim 1, it is characterised in that：Institute
State Pyatyi test and appraisal module and include chop the chop test and appraisal module, forehand of backspin service test and appraisal module, backhand and lift test and appraisal module and a left side
Push away it is right draw test and appraisal module, target area scope of the backspin service test and appraisal module on tested ping-pong table for 60cm ×
40cm, backhand target area scope of the test and appraisal module on tested ping-pong table of chopping the chop is 60cm × 60cm, the forehand
Target area scope of the test and appraisal module that lifts on tested ping-pong table is 60cm × 60cm, and the left side pushes away right drawing test and appraisal mould
Target area scope of the block on tested ping-pong table is 60cm × 60cm.
7. a kind of examination system for table tennis practitioner's level of skill according to claim 1, it is characterised in that：Institute
State six grades of test and appraisal modules and include reverse twist service test and appraisal module, backhand and lift test and appraisal module, froehand-backhand arcing circle test and appraisal module
With unfixed point slew rate test and appraisal module, target area scope of the reverse twist service test and appraisal module on tested ping-pong table is 40cm
× 40cm, the backhand test and appraisal module that lifts includes forehand position backhand and lifted test and appraisal module and backhand backhand arcing
Enclose ball test and appraisal module, forehand position backhand target area scope of the test and appraisal module on tested ping-pong table that lift is
60cm × 76.3cm, backhand backhand target area scope of the test and appraisal module on tested ping-pong table that lift be
60cm × 76.3cm, target area scope of the froehand-backhand arcing circle test and appraisal module on tested ping-pong table for 60cm ×
152.5cm, target area scope of the unfixed point slew rate test and appraisal module on tested ping-pong table is 137cm × 152.5cm.
8. a kind of examination system for table tennis practitioner's level of skill according to claim 1, it is characterised in that：Institute
Drawing test and appraisal mould of leaning to one side is stated during seven grades of test and appraisal modules shift the test and appraisal module that lifts, rubbed with the hands including backspin service test and appraisal module, forehand
The short test and appraisal module of pendulum in block and positive and negative hand platform, target area model of the backspin service test and appraisal module on tested ping-pong table
Enclose for 40cm × 40cm, forehand displacement target area scope of the test and appraisal module on tested ping-pong table that lift is
60cm × 152.5cm, lean to one side to draw in the stranding target area scope of the test and appraisal module on tested ping-pong table for 60cm ×
60cm, in the positive and negative hand platform target area scope of the short test and appraisal module of pendulum on tested ping-pong table for 137cm ×
152.5cm。
9. a kind of examination system for table tennis practitioner's level of skill according to claim 1, it is characterised in that：Institute
State eight grades of test and appraisal modules include choosing in forehand platform or backhand platform in twist test and appraisal module, backhand lift test and appraisal module, middle it is anti-
Draw test and appraisal module and supposition flutter chosen in test and appraisal module, the forehand platform or backhand platform in twist test and appraisal module on tested ping-pong table
Target area scope be 60cm × 60cm, the backhand lifts target area of the test and appraisal module on tested ping-pong table
Scope is 60cm × 152.5cm, and target area scope of the middle reverse drawing test and appraisal module on tested ping-pong table is 137cm
× 152.5cm, it is 60cm × 60cm that target area scope of the test and appraisal module on tested ping-pong table is flutterred in the supposition.
10. a kind of examination system for table tennis practitioner's level of skill according to claim 1, it is characterised in that：
Nine grades of test and appraisal module includes middle reverse drawing test and appraisal module, backhand and twists rear test and appraisal module at a stalemate, unfixed point slew rate test and appraisal module
Middle test and appraisal module is flutterred back with side is rubbed with the hands, target area scope of the middle reverse drawing test and appraisal module on tested ping-pong table is
60cm × 60cm, the backhand after twisting target area scope of the test and appraisal module at a stalemate on tested ping-pong table for 60cm ×
152.5cm, target area scope of the unfixed point slew rate test and appraisal module on tested ping-pong table is 60cm × 152.5cm,
It is 60cm × 152.5cm that target area scope of the middle test and appraisal module on tested ping-pong table is flutterred back in the stranding side.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710594339.2A CN107185196A (en) | 2017-07-20 | 2017-07-20 | A kind of examination system for table tennis practitioner's level of skill |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710594339.2A CN107185196A (en) | 2017-07-20 | 2017-07-20 | A kind of examination system for table tennis practitioner's level of skill |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110052012A (en) * | 2019-05-23 | 2019-07-26 | 郭世杰 | A kind of electron assistant detection, training system and the method for table tennis hierarchical level |
| 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 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2371233A (en) * | 2001-01-20 | 2002-07-24 | Andrew Gareth John Rees | Table tennis skill games |
| CN102527022A (en) * | 2012-02-14 | 2012-07-04 | 江南大学 | Smart table tennis score recording system |
| CN106853289A (en) * | 2015-12-09 | 2017-06-16 | 上海体育学院 | Table tennis ball serving judge accessory system and its detection method based on video identification |
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2017
- 2017-07-20 CN CN201710594339.2A patent/CN107185196A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2371233A (en) * | 2001-01-20 | 2002-07-24 | Andrew Gareth John Rees | Table tennis skill games |
| CN102527022A (en) * | 2012-02-14 | 2012-07-04 | 江南大学 | Smart table tennis score recording system |
| CN106853289A (en) * | 2015-12-09 | 2017-06-16 | 上海体育学院 | Table tennis ball serving judge accessory system and its detection method based on video identification |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110052012A (en) * | 2019-05-23 | 2019-07-26 | 郭世杰 | A kind of electron assistant detection, training system and the method for table tennis hierarchical level |
| 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 |
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Application publication date: 20170922 |