CN202376721U - Speed monitoring device for rotary feeding and leg-swinging contact of football - Google Patents
Speed monitoring device for rotary feeding and leg-swinging contact of football Download PDFInfo
- Publication number
- CN202376721U CN202376721U CN2011205638010U CN201120563801U CN202376721U CN 202376721 U CN202376721 U CN 202376721U CN 2011205638010 U CN2011205638010 U CN 2011205638010U CN 201120563801 U CN201120563801 U CN 201120563801U CN 202376721 U CN202376721 U CN 202376721U
- Authority
- CN
- China
- Prior art keywords
- football
- supply air
- air line
- signal output
- signal input
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Abstract
The utility model discloses a speed monitoring device for rotary feeding and leg-swinging contact of a football, and relates to a speed monitoring device for feeding and leg swinging of the football. The speed monitoring device aims to solve the problems that the football tracks in the traditional mode adopting football passing by others or football tossing by a single person are difficultly represented, a goal shooting person is difficult to select the football contact point to cause poor training effect, the rotary effect of football feeding can not be simulated, and the leg-swinging speed when the player contacts the football can not be accurately monitored. The speed monitoring device disclosed by the utility model has the advantages that: due to adoption of suspending type football feeding, the players can select the football contact point for goal shooting training accurately; transmitting type football feeding also can be carried out, the football feeding angle can be selected randomly, and the representation of the football tracks is guaranteed, so that the players can have effective contact with the training of football receiving and football passing; and due to the beam-cutting mode, the leg-swinging speed of the players can be monitored. The speed monitoring device disclosed by the utility model is applicable to football training.
Description
Technical field
The utility model relates to a kind of football and supplies ball and swinging kick to touch the ball device for monitoring speed.
Background technology
At present; Receive at football, shoot, in the training such as pass, the training method that is adopted is mainly: the confession ball mode through other people pass or individual dribbling ball-handling is trained, and it is bigger that this mode is influenced by human factor; The football running orbit is difficult to reproduce; Supply the rotate effect of ball to simulate, sportsman (especially beginner) is difficult to accurately select point of contact, and training effect is relatively poor; And, can't accurately monitor the swinging kick speed of sportsman when touching ball at present.
The also not appearance abroad at home of ball device for monitoring speed is touched in the rotary confession ball of football and the swinging kick that utilize sportsman's movable information that the player motion technical process is monitored.
The utility model content
The utility model is existing to adopt other people pass or individual toss to supply the mode football track of ball to be difficult to reproduce in order to solve; The training effect that the piledriver is difficult to accurately to select point of contact to cause is poor; Can't simulate the rotate effect that supplies ball; And the problem that can't accurately monitor the swinging kick speed of sportsman when touching ball, thereby provide rotary confession ball of a kind of football and swinging kick to touch the ball device for monitoring speed.
The ball device for monitoring speed is touched in rotary confession ball of football and swinging kick, it comprise spacing with supply air line, air pump, the rotation of M root with supply air line, a M magnetic valve, No. two air pumps, suspend and organize light beam R-T unit and control system with supply air line, high-pressure pump, honeycomb screen, confession bulb road, ball collection box, baffle plate, N with supply air line, No. three air pumps, injections;
Spacing with supply air line, suspending is nested together by the order of ecto-entad is coaxial successively with supply air line with supply air line and injection; Being positioned at spacing air intake with the supply air line side is communicated with the gas outlet of an air pump; Being positioned at the air intake that suspends with the supply air line bottom is communicated with the gas outlet of No. three air pumps; Being positioned at the air intake that sprays with the supply air line bottom is communicated with the gas outlet of high-pressure pump; Honeycomb screen covers and is fixed on the madial wall that suspends with supply air line;
M root rotation with supply air line be uniformly set at spacing with supply air line and suspension with in the annular space between the supply air line; Said M root rotation is parallel to each other with supply air line and is parallel to spacing axis with supply air line; Every rotation is connected with the air inlet of a magnetic valve respectively with the air inlet of supply air line bottom, and the gas outlet of all magnetic valves is communicated with the gas outlet of No. two air pumps simultaneously;
Supply the goal mouth on bulb road to be communicated with the bottom of ball collection box; Spacing with supply air line with suspend with all having the goal mouth on the sidewall of supply air line, it is spacing with being communicated with the goal mouth on the supply air line sidewall with suspension behind the goal mouth on the supply air line sidewall to supply the bulb road to pass; Honeycomb screen is positioned at the downside that suspends with the goal mouth on the supply air line sidewall, confession bulb road and spacingly use the angle between the supply air line to be acute angle; Baffle plate is arranged in the mode that supplies bulb road, said baffle plate to adopt unlatching down and is connected with the sidewall that supplies the bulb road through bearing;
Every group of light beam R-T unit includes an optical beam generating device and a light beam receiving system, and said optical beam generating device and light beam receiving system are oppositely arranged; The lower end of said every group of light beam R-T unit is arranged on the spacing plane, place, gas outlet with supply air line, and the beam direction of light beam R-T unit outgoing is for straight up; The light beam of N group light beam R-T unit outgoing all is positioned on the same plane with spacing axis with supply air line;
The control system comprises control circuit, timer, an air pump drive circuit, No. two air pump drive circuits, No. three air pump drive circuits, high-pressure pump drive circuit, barrier driving circuit and motors;
The time signal output of timer is connected with the time signal input of control circuit;
An air pump of control circuit drives signal output part and is connected with the air pump driving signal input of an air pump drive circuit; The driving signal input of an air pump of driving signal output part of an air pump drive circuit connects;
No. two air pumps of control circuit drive signal output part and are connected with the air pump driving signal input of No. two air pump drive circuits; The driving signal output part of No. two air pump drive circuits is connected with the driving signal input of No. two air pumps; The control signal input of M magnetic valve is connected with M solenoid control signal output part of control circuit respectively; M is the integer greater than 3;
No. three air pumps of control circuit drive signal output part and are connected with the air pump driving signal input of No. three air pump drive circuits; The driving signal input of No. three air pumps of driving signal output part of No. three air pump drive circuits connects;
The high-pressure pump of control circuit drives signal output part and is connected with the air pump driving signal input of high-pressure pump drive circuit; The driving signal input of the driving signal output part high-pressure pump of high-pressure pump drive circuit connects;
The barrier driving signal output part of control circuit is connected with the barrier driving signal input part of barrier driving circuit; The driving signal output part of barrier driving circuit is connected with the driving signal input of a motor; No. one motor is used to drive the baffle plate action;
The light beam generation control signal input of each optical beam generating device is connected with a light beam generation control signal output of control circuit respectively; The light beam generation control signal output of each light beam receiving system is connected with a light beam generation control signal input of control circuit;
N is the positive integer more than or equal to 2.
It also comprises base, universal joint, two-dimentional driving mechanism and support, and the movable end of said support is fixed on spacing bottom with supply air line; The stiff end of support is connected with base through universal joint, and the movable end that said two-dimentional driving mechanism is used for driving arm produces two dimensional motion;
The control system also comprises two-dimentional drive circuit; The swing control signal output of control circuit is connected with the control signal input of two-dimentional drive circuit, and the driving signal input that the driving signal output part of said two-dimentional drive circuit connects two-dimentional driving mechanism connects.
Beneficial effect: the utility model adopts floated confession ball, and the sportsman can accurately select point of contact to carry out shooting training; The emission-type that the utility model can also carry out football supplies ball; Supply the ball angle to select arbitrarily; Guarantee the reproduction of football running orbit; And utility model adopts many rotations to use supply air line, makes the football rotation that generation needs when operation, thereby makes the sportsman can effectively get in touch the training of receiving and passing; The utility model is monitored athletic swinging kick speed through the mode of cutting light beam.The utility model adopts many group light beam R-T units; Can monitor the sportsman with pass and shooting process in swinging kick speed; And on can the display that size is presented in real time with control module is connected, realize the real-time effective monitoring of trainer's technical process with this swinging kick speed.
Description of drawings
Fig. 1 is the structural representation of the utility model; Fig. 2 is the vertical view of the confession ball portion of Fig. 1; Fig. 3 is the electric part principle schematic of this embodiment.
The specific embodiment
The specific embodiment one, combination Fig. 1 to Fig. 3 explain this specific embodiment; The ball device for monitoring speed is touched in rotary confession ball of football and swinging kick, it comprise spacing with supply air line 1, air pump 1-4, the rotation of M root with supply air line 2, a M magnetic valve 2-1, No. two air pump 2-4, suspend and organize light beam R-T unit and control system with supply air line 4, high-pressure pump 4-4, honeycomb screen 5, confession bulb road 6, ball collection box 7, baffle plate 8, N with supply air line 3, No. three air pump 3-4, injections;
Spacing with supply air line 1, suspending is nested together by the order of ecto-entad is coaxial successively with supply air line 4 with supply air line 3 and injection; Being positioned at spacing air intake with supply air line 1 side is communicated with the gas outlet of an air pump 1-4; Being positioned at the air intake that suspends with supply air line 3 bottoms is communicated with the gas outlet of No. three air pump 3-4; Being positioned at the air intake that sprays with supply air line 4 bottoms is communicated with the gas outlet of high-pressure pump 4-4; Honeycomb screen 5 covers and is fixed on the madial wall that suspends with supply air line 3;
M root rotation with supply air line 2 be uniformly set at spacing with supply air line 1 and suspension with in the annular space between the supply air line 3; Said M root rotation is parallel to each other with supply air line 2 and is parallel to spacing axis with supply air line 1; Every rotation is connected with the air inlet of a magnetic valve 2-1 respectively with the air inlet of supply air line 2 bottoms, and the gas outlet of all magnetic valve 2-1 is communicated with the gas outlet of No. two air pump 2-4 simultaneously;
Supply the goal mouth on bulb road 6 to be communicated with the bottom of ball collection box 7; Spacing with supply air line 1 with suspend with all having the goal mouth on the sidewall of supply air line 3, it is spacing with being communicated with the goal mouth on supply air line 3 sidewalls with suspension behind the goal mouth on supply air line 1 sidewall to supply bulb road 6 to pass; Honeycomb screen 5 is positioned at the downside that suspends with the goal mouth on supply air line 3 sidewalls, confession bulb road 6 and spacingly use the angle between the supply air line 1 to be acute angle; Baffle plate 8 is arranged in and supplies bulb road 6, and said baffle plate 8 adopts the mode of opening down to be connected with the sidewall that supplies bulb road 6 through bearing;
Every group of light beam R-T unit includes an optical beam generating device 12-1 and a light beam receiving system 12-2, and said optical beam generating device 12-1 and light beam receiving system 12-2 are oppositely arranged; The lower end of said every group of light beam R-T unit is arranged on the spacing plane, place, gas outlet with supply air line 1, and the beam direction of light beam R-T unit outgoing is for straight up; The light beam of N group light beam R-T unit outgoing all is positioned on the same plane with spacing axis with supply air line 1;
The control system comprises control circuit 60, timer 50, an air pump drive circuit 1-3, No. two air pump drive circuit 2-3, No. three air pump drive circuit 3-3, high-pressure pump drive circuit 4-3, barrier driving circuit 8-2 and motor 8-1;
The time signal output of timer 50 is connected with the time signal input of control circuit 60;
An air pump of control circuit 60 drives signal output part and is connected with the air pump driving signal input of an air pump drive circuit 1-3; The driving signal input of the air pump 1-4 of driving signal output part of an air pump drive circuit 1-3 connects;
No. two air pumps of control circuit 60 drive signal output part and are connected with the air pump driving signal input of No. two air pump drive circuit 2-3; The driving signal output part of No. two air pump drive circuit 2-3 is connected with the driving signal input of No. two air pump 2-4; The control signal input of M magnetic valve 2-1 is connected with M solenoid control signal output part of control circuit 60 respectively; M is the integer greater than 3;
No. three air pumps of control circuit 60 drive signal output part and are connected with the air pump driving signal input of No. three air pump drive circuit 3-3; The driving signal input of No. three air pump 3-4 of driving signal output part of No. three air pump drive circuit 3-3 connects;
The high-pressure pump of control circuit 60 drives signal output part and is connected with the air pump driving signal input of high-pressure pump drive circuit 4-3; The driving signal input of the driving signal output part high-pressure pump 4-4 of high-pressure pump drive circuit 4-3 connects;
The barrier driving signal output part of control circuit 60 is connected with the barrier driving signal input part of barrier driving circuit 8-2; The driving signal output part of barrier driving circuit 8-2 is connected with the driving signal input of a motor 8-1; No. one motor 8-1 is used to drive baffle plate 8 actions;
The light beam generation control signal input of each optical beam generating device 12-1 is connected with a light beam generation control signal output of control circuit 60 respectively; The light beam generation control signal output of each light beam receiving system 12-2 is connected with a light beam generation control signal input of control circuit 60;
N is the positive integer more than or equal to 2.
When using in this embodiment; Main body below the spacing plane, place, gas outlet with supply air line 1 is packed in the housing of enough large spaces; And be arranged on below the horizontal plane, only the gas outlet is exposed, realize the concealed operation of floated confession ball; Do not influence athletic exercise, guarantee athletic personal safety.
The floated confession ball of the football of the utility model principle: at first adopt 50 pairs of control circuits of timer 60 to carry out timing, in a time cycle, control circuit 60 control baffle plates 8 are opened, and a football is fallen on the honeycomb screen 5, then baffle plate 8 are closed; In time cycle, control circuit air pump 1-4 of 60 controls and No. three air pump 3-4 open, and realize air feed, and then realize the floated confession ball of football of one-period therewith; Then, carry out the football suspension of next cycle at interval down at setting-up time.
The football injecting type of the utility model supplies the ball principle: at first adopt 50 pairs of control circuits of timer 60 to carry out timing, in a time cycle, control circuit 60 control baffle plates 8 are opened, and a football is fallen on the honeycomb screen 5, then baffle plate 8 are closed; In time cycle, control circuit 60 control high-pressure pump 4-4 open therewith, realize spraying, and then realize that the football injecting type of one-period supplies ball; Then, carry out the football injection of next cycle at interval down at setting-up time.
The swinging kick speed monitoring principle of the utility model: the utility model is when swinging kick, and sportsman's shank is the light beam of cutting more than two continuously, through the distance of calculating two optical beam generating devices and the time interval of cutting two light beams, thereby obtains instantaneous swinging kick speed.
In this embodiment; The rotation of adopting the rotation of M root to realize supplying football in the ball process with supply air line 2; Through control rotation with supply air line 2 corresponding part valve opening and closing, realize a crosswind to change, motions such as the realization football as above revolves, underspin; The operation of real simulation football more, training effect is better.
The difference that the ball device for monitoring speed is touched in the specific embodiment two, this specific embodiment and the rotary confession ball of the specific embodiment one described football and swinging kick is; It also comprises base 11, universal joint 9, two-dimentional driving mechanism and support 10, and the movable end of said support 10 is fixed on spacing bottom with supply air line 1; The stiff end of support 10 is connected with base through universal joint 9, and the movable end that said two-dimentional driving mechanism is used for driving arm 10 produces two dimensional motion;
The control system also comprises two-dimentional drive circuit 9-2; The swing control signal output of control circuit 60 is connected with the control signal input of two-dimentional drive circuit 9-2, and the driving signal input that the driving signal output part of said two-dimentional drive circuit 9-2 connects two-dimentional driving mechanism connects.
This embodiment is used for the process that football sprays, and in this embodiment, through universal joint adjustment direction, realizes that the football of different angles sprays.
The difference that the ball device for monitoring speed is touched in the specific embodiment three, the specific embodiment one or the rotary confession ball of two described footballs and swinging kick is M=12.
The difference that the ball device for monitoring speed is touched in the specific embodiment four, the rotary confession ball of the specific embodiment three described footballs and swinging kick is that control circuit 60 adopts chip microcontroller.
Claims (4)
1. the ball device for monitoring speed is touched in rotary confession ball of football and swinging kick, it is characterized in that: it comprise spacing with supply air line (1), an air pump (1-4), the rotation of M root with supply air line (2), a M magnetic valve (2-1), No. two air pumps (2-4), suspend and organize light beam R-T unit and control system with supply air line (4), high-pressure pump (4-4), honeycomb screen (5), confession bulb road (6), ball collection box (7), baffle plate (8), N with supply air line (3), No. three air pumps (3-4), injection;
Spacing with supply air line (1), suspending is nested together by the order of ecto-entad is coaxial successively with supply air line (4) with supply air line (3) and injection; Being positioned at spacing air intake with supply air line (1) side is communicated with the gas outlet of an air pump (1-4); Being positioned at the air intake that suspends with supply air line (3) bottom is communicated with the gas outlet of No. three air pumps (3-4); Being positioned at the air intake that sprays with supply air line (4) bottom is communicated with the gas outlet of high-pressure pump (4-4); Honeycomb screen (5) covers and is fixed on the madial wall that suspends with supply air line (3);
M root rotation with supply air line (2) be uniformly set at spacing with supply air line (1) and suspension with in the annular space between the supply air line (3); Said M root rotation is parallel to each other with supply air line (2) and is parallel to spacing axis with supply air line (1); Every rotation is connected with the air inlet of a magnetic valve (2-1) respectively with the air inlet of supply air line (2) bottom, and the gas outlet of all magnetic valves (2-1) is communicated with the gas outlet of No. two air pumps (2-4) simultaneously;
Supply the goal mouth on bulb road (6) to be communicated with the bottom of ball collection box (7); Spacing with supply air line (1) with suspend with all having the goal mouth on the sidewall of supply air line (3), it is spacing with being communicated with the goal mouth on supply air line (3) sidewall with suspension behind the goal mouth on supply air line (1) sidewall to supply bulb road (6) to pass; Honeycomb screen (5) is positioned at the downside that suspends with the goal mouth on supply air line (3) sidewall, confession bulb road (6) and spacing be acute angle with the angle between the supply air line (1); Baffle plate (8) is arranged in the mode that supplies bulb road (6), said baffle plate (8) to adopt unlatching down and is connected with the sidewall that supplies bulb road (6) through bearing;
Every group of light beam R-T unit includes an optical beam generating device (12-1) and a light beam receiving system (12-2), and said optical beam generating device (12-1) and light beam receiving system (12-2) are oppositely arranged; The lower end of said every group of light beam R-T unit is arranged on the spacing plane, place, gas outlet with supply air line (1), and the beam direction of light beam R-T unit outgoing is for straight up; The light beam of N group light beam R-T unit outgoing all is positioned on the same plane with spacing axis with supply air line (1);
The control system comprises control circuit (60), timer (50), an air pump drive circuit (1-3), No. two air pump drive circuits (2-3), No. three air pump drive circuits (3-3), high-pressure pump drive circuit (4-3), barrier driving circuit (8-2) and a motor (8-1);
The time signal output of timer (50) is connected with the time signal input of control circuit (60);
An air pump of control circuit (60) drives signal output part and is connected with the air pump driving signal input of an air pump drive circuit (1-3); The driving signal input of an air pump of the driving signal output part of an air pump drive circuit (1-3) (1-4) connects;
No. two air pumps of control circuit (60) drive signal output part and are connected with the air pump driving signal input of No. two air pump drive circuits (2-3); The driving signal output part of No. two air pump drive circuits (2-3) is connected with the driving signal input of No. two air pumps (2-4); The control signal input of M magnetic valve (2-1) is connected with M solenoid control signal output part of control circuit (60) respectively; M is the integer greater than 3;
No. three air pumps of control circuit (60) drive signal output part and are connected with the air pump driving signal input of No. three air pump drive circuits (3-3); The driving signal input of No. three air pumps of the driving signal output part of No. three air pump drive circuits (3-3) (3-4) connects;
The high-pressure pump of control circuit (60) drives signal output part and is connected with the air pump driving signal input of high-pressure pump drive circuit (4-3); The driving signal input of the driving signal output part high-pressure pump (4-4) of high-pressure pump drive circuit (4-3) connects;
The barrier driving signal output part of control circuit (60) is connected with the barrier driving signal input part of barrier driving circuit (8-2); The driving signal output part of barrier driving circuit (8-2) is connected with the driving signal input of a motor (8-1); A motor (8-1) is used to drive baffle plate (8) action;
The light beam generation control signal input of each optical beam generating device (12-1) is connected with a light beam generation control signal output of control circuit (60) respectively; The light beam generation control signal output of each light beam receiving system (12-2) is connected with a light beam generation control signal input of control circuit (60);
N is the positive integer more than or equal to 2.
2. the ball device for monitoring speed is touched in rotary confession ball of football according to claim 1 and swinging kick; It is characterized in that it also comprises base (11), universal joint (9), two-dimentional driving mechanism and support (10), the movable end of said support (10) is fixed on spacing bottom with supply air line (1); The stiff end of support (10) is connected with base through universal joint (9), and the movable end that said two-dimentional driving mechanism is used for driving arm (10) produces two dimensional motion;
The control system also comprises two-dimentional drive circuit (9-2); The swing control signal output of control circuit (60) is connected with the control signal input of two-dimentional drive circuit (9-2), and the driving signal input that the driving signal output part of said two-dimentional drive circuit (9-2) connects two-dimentional driving mechanism connects.
3. the ball device for monitoring speed is touched in rotary confession ball of football according to claim 1 and 2 and swinging kick, it is characterized in that M=12.
4. the ball device for monitoring speed is touched in rotary confession ball of football according to claim 3 and swinging kick, it is characterized in that control circuit (60) adopts chip microcontroller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205638010U CN202376721U (en) | 2011-12-29 | 2011-12-29 | Speed monitoring device for rotary feeding and leg-swinging contact of football |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205638010U CN202376721U (en) | 2011-12-29 | 2011-12-29 | Speed monitoring device for rotary feeding and leg-swinging contact of football |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202376721U true CN202376721U (en) | 2012-08-15 |
Family
ID=46625243
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205638010U Expired - Fee Related CN202376721U (en) | 2011-12-29 | 2011-12-29 | Speed monitoring device for rotary feeding and leg-swinging contact of football |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202376721U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102416252A (en) * | 2011-12-28 | 2012-04-18 | 哈尔滨师范大学 | Hidden football supply and leg-swinging ball contacting speed monitoring device |
| CN109350943A (en) * | 2018-11-22 | 2019-02-19 | 沈阳体育学院 | A kind of soccer goal-shooting training system |
-
2011
- 2011-12-29 CN CN2011205638010U patent/CN202376721U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102416252A (en) * | 2011-12-28 | 2012-04-18 | 哈尔滨师范大学 | Hidden football supply and leg-swinging ball contacting speed monitoring device |
| CN109350943A (en) * | 2018-11-22 | 2019-02-19 | 沈阳体育学院 | A kind of soccer goal-shooting training system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102430237B (en) | Tennis ball feed and swing speed monitoring device | |
| CN203564747U (en) | Volleyball trainer | |
| CN202506078U (en) | Auxiliary system for basketball shooting training | |
| CN202376721U (en) | Speed monitoring device for rotary feeding and leg-swinging contact of football | |
| CN202410091U (en) | Ball feeding height measurement device for rotary type basketball feeding and suspended type basketball feeding | |
| CN202410072U (en) | Rotary baseball projection ball-feeding and bat-swinging speed monitoring device | |
| CN102416252B (en) | Hidden football supply and leg-swinging ball contacting speed monitoring device | |
| CN102120076B (en) | Table tennis ball collecting device | |
| CN200977384Y (en) | Multifunctional pneumatic boxing bag | |
| CN202605682U (en) | Rotary suspension baseball supplying and bat swinging speed monitoring device | |
| CN202387198U (en) | Rotary type table tennis supplying and swinging speed monitoring device of external ball-falling type table tennis | |
| CN102489016B (en) | Internal service type table tennis service and swing speed monitoring device | |
| CN102512815B (en) | Suspension baseball type ball supply and swing speed monitoring device | |
| CN202438119U (en) | Rotary type tennis ball supply and swing speed monitoring device | |
| CN202478530U (en) | Internal ball serving type rotary ping-pong supply and swing speed monitoring device | |
| CN102512816B (en) | Jetting type baseball supplying and swing speed monitoring device | |
| CN102423535B (en) | Multi-angle basketball feed and suspension type feed height measuring device | |
| CN102430236B (en) | External goal table tennis ball feed and swing speed monitoring device | |
| CN106730728A (en) | High intensity connects biography football training system | |
| CN202387199U (en) | Volleyball feeding and arm-waving speed monitoring device capable of performing one-dimensional movement | |
| CN103550915A (en) | Indoor rock climbing sport equipment capable of simulating real rock wall | |
| CN109316728A (en) | A kind of tennis teaching training method | |
| CN102416251B (en) | Suspension volleyball supply and arm speed monitoring device | |
| CN201727930U (en) | Tennis racket swinging action teaching and learning platform | |
| CN202802724U (en) | Space acquisition device of virtual penalty shot |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120815 Termination date: 20121229 |