CN202777683U - Table tennis table with ball serving speed measuring device - Google Patents
Table tennis table with ball serving speed measuring device Download PDFInfo
- Publication number
- CN202777683U CN202777683U CN 201220490610 CN201220490610U CN202777683U CN 202777683 U CN202777683 U CN 202777683U CN 201220490610 CN201220490610 CN 201220490610 CN 201220490610 U CN201220490610 U CN 201220490610U CN 202777683 U CN202777683 U CN 202777683U
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- laser
- generating laser
- measuring device
- table tennis
- ball case
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Abstract
The utility model discloses a table tennis table with a ball serving speed measuring device and belongs to the field of an instrument for physical training. The table tennis table with the ball serving speed measuring device solves the problem that an existing table tennis table can not obtain the ball serving speed of players. A net frame of the table tennis table is arranged on the position of a central line of a ball case, and a first laser emitter and a first laser receiver are correspondingly arranged on two sides of a ball serving area of the ball case. A second laser emitter and a second laser receiver are correspondingly arranged on two sides of the ball serving area of the ball case, and the second laser emitter is arranged between the first laser emitter and the net frame. A first signal processing circuit, a second signal processing circuit and a controller are fixed on the bottom surface of the ball case. The table tennis table with the ball serving speed measuring device is used for measuring speed of ball serving in table tennis training.
Description
Technical field
The utility model relates to a kind of table tennis table with the service speed measuring device, belongs to the athletic training instrument field.
Background technology
In the ping-pong contest, if service technique is high, can make direct scoring average high, it is of low quality that the other side is returned serve, in order to own attack.Existing table tennis table has only provided the platform of exercise when the team member trains, can't obtain team member's serve speed, is not easy to like this team member's service characteristics are analyzed, so that improve its service quality.
The utility model content
The utility model is the problem that can not obtain team member's serve speed in order to solve existing table tennis table, and a kind of table tennis table with the service speed measuring device is provided.
Table tennis table with the service speed measuring device described in the utility model, it comprises ball case and rack, it also comprises the first generating laser, the first laser pickoff, first signal treatment circuit, the second generating laser, the second laser pickoff, secondary signal treatment circuit and controller
Rack is arranged on the centerline of ball case,
The both sides that are arranged at ball case service area that the first generating laser and the first laser pickoff are corresponding, the both sides that are arranged at ball case service area that the second generating laser and the second laser pickoff are corresponding, the second generating laser is between the first generating laser and rack, and first signal treatment circuit, secondary signal treatment circuit and controller are fixed in the bottom surface of ball case;
The first laser pickoff is used for receiving the laser signal of the first generating laser emission, the sampled signal output of the first laser pickoff connects the sampled signal input of first signal treatment circuit, and the sampled signal output of first signal treatment circuit connects the first sampled signal input of controller;
The second laser pickoff is used for receiving the laser signal of the second generating laser emission, the sampled signal output of the second laser pickoff connects the sampled signal input of secondary signal treatment circuit, and the sampled signal output of secondary signal treatment circuit connects the second sampled signal input of controller.
Described the first generating laser and the second generating laser are the laser instrument with five bundle emission light beams, and this five bundles emission light beam is equidistantly arranged in same plane, and this plane is perpendicular to the ball case; The first laser pickoff and the second laser pickoff are the receiver with five receiving terminals, and described five receiving terminals are corresponding one by one with five bundle emission light beams.
The five bundle utilizing emitted lights that described the first generating laser and the second generating laser send are intrafascicular, and the distance between every adjacent two bundle laser beams is less than the diameter of soldier's pang ball.
Distance between the first generating laser and the second generating laser greater than ball case total length 1/5th and less than 1/4th of ball case total length.
It also comprises display, and the display input of display connects the display output of controller.
Described controller is single-chip microcomputer.
The utility model has the advantages that: the utility model is provided with two cover Laser emission and receiving systems in the service area of ball case, after two laser pickoffs are blocked laser signal constantly and pass to controller by table tennis respectively, controller can be in conjunction with the distance between two laser pickoffs that record in advance and the signal that receives, calculate and obtain serve speed, thus, the team member trains targetedly according to the service information that obtains, and more is conducive to improve team member's technical merit.
The utility model is simple in structure, and accuracy is high, has made things convenient for the use of paddler in training.
Description of drawings:
Fig. 1 is structural representation of the present utility model;
Fig. 2 is schematic block circuit diagram of the present utility model.
The specific embodiment
The specific embodiment one: present embodiment is described below in conjunction with Fig. 1 and Fig. 2, the described table tennis table with the service speed measuring device of present embodiment, it comprises ball case 1 and rack 2, it also comprises the first generating laser 3-11, the first laser pickoff 3-12, first signal treatment circuit 3-13, the second generating laser 3-21, the second laser pickoff 3-22, secondary signal treatment circuit 3-23 and controller 4
The first generating laser 3-11 and the both sides that are arranged at ball case 1 service area corresponding to the first laser pickoff 3-12, the second generating laser 3-21 and the both sides that are arranged at ball case 1 service area corresponding to the second laser pickoff 3-22, the second generating laser 3-21 is between the first generating laser 3-11 and rack 2, and first signal treatment circuit 3-13, secondary signal treatment circuit 3-23 and controller 4 are fixed in the bottom surface of ball case 1;
The first laser pickoff 3-12 is used for receiving the laser signal of the first generating laser 3-11 emission, the sampled signal output of the first laser pickoff 3-12 connects the sampled signal input of first signal treatment circuit 3-13, and the sampled signal output of first signal treatment circuit 3-13 connects the first sampled signal input of controller 4;
The second laser pickoff 3-22 is used for receiving the laser signal of the second generating laser 3-21 emission, the sampled signal output of the second laser pickoff 3-22 connects the sampled signal input of secondary signal treatment circuit 3-23, and the sampled signal output of secondary signal treatment circuit 3-23 connects the second sampled signal input of controller 4.
In the present embodiment, after the laser wire harness of generating laser emission is received by laser pickoff, with signal shaping, be transferred to controller 4 via signal processing circuit.Controller 4 is blocked information constantly according to receiving twice laser beam that shows in the signal by table tennis, calculate the run duration of table tennis between two laser pickoffs, according to the distance between two laser pickoffs, namely can calculate table tennis in the movement velocity in ball case 1 service area again.
The specific embodiment two: present embodiment is described below in conjunction with Fig. 1 and Fig. 2, present embodiment is further specifying embodiment one, described the first generating laser 3-11 and the second generating laser 3-21 are the laser instrument with five bundle emission light beams, this five bundles emission light beam is equidistantly arranged in same plane, and this plane is perpendicular to ball case 1; The first laser pickoff 3-12 and the second laser pickoff 3-22 are the receiver with five receiving terminals, and described five receiving terminals are corresponding one by one with five bundle emission light beams.
In the present embodiment, the five bundle utilizing emitted lights that two generating lasers can produce are intrafascicular, and the emission light beam of extreme higher position may be selected to be apart from 130 centimetres of ball cases, to satisfy the demand of the maximum height that table tennis can produce in the service area.
The specific embodiment three: present embodiment is further specifying embodiment two, the five bundle utilizing emitted lights that described the first generating laser 3-11 and the second generating laser 3-21 send are intrafascicular, and the distance between every adjacent two bundle laser beams is less than the diameter of soldier's pang ball.
The specific embodiment four: present embodiment is for to embodiment one, two or three further specify, the distance between the first generating laser 3-11 and the second generating laser 3-21 greater than ball case 1 total length 1/5th and less than 1/4th of ball case 1 total length.
The specific embodiment five: present embodiment is described below in conjunction with Fig. 2, present embodiment is for to embodiment one, two, three or four further specify, present embodiment also comprises display 5, and the display input of display 5 connects the display output of controller 4.
The specific embodiment six: present embodiment is for to embodiment one, two, three, four or five further specify, and described controller 4 is single-chip microcomputer.
Claims (6)
- One kind with the service speed measuring device table tennis table, it comprises ball case (1) and rack (2), it is characterized in that: it also comprises the first generating laser (3-11), the first laser pickoff (3-12), first signal treatment circuit (3-13), the second generating laser (3-21), the second laser pickoff (3-22), secondary signal treatment circuit (3-23) and controller (4)Rack (2) is arranged on the centerline of ball case (1),The both sides that are arranged at ball case (1) service area that the first generating laser (3-11) and the first laser pickoff (3-12) are corresponding, the both sides that are arranged at ball case (1) service area that the second generating laser (3-21) and the second laser pickoff (3-22) are corresponding, the second generating laser (3-21) is positioned between the first generating laser (3-11) and the rack (2), first signal treatment circuit (3-13), secondary signal treatment circuit (3-23) and controller (4) are fixed in the bottom surface of ball case (1);The first laser pickoff (3-12) is used for receiving the laser signal of the first generating laser (3-11) emission, the sampled signal output of the first laser pickoff (3-12) connects the sampled signal input of first signal treatment circuit (3-13), and the sampled signal output of first signal treatment circuit (3-13) connects the first sampled signal input of controller (4);The second laser pickoff (3-22) is used for receiving the laser signal of the second generating laser (3-21) emission, the sampled signal output of the second laser pickoff (3-22) connects the sampled signal input of secondary signal treatment circuit (3-23), and the sampled signal output of secondary signal treatment circuit (3-23) connects the second sampled signal input of controller (4).
- According to claim 1 with the service speed measuring device table tennis table, it is characterized in that: described the first generating laser (3-11) and the second generating laser (3-21) are the laser instrument with five bundle emission light beams, this five bundles emission light beam is equidistantly arranged in same plane, and this plane is perpendicular to ball case (1); The first laser pickoff (3-12) and the second laser pickoff (3-22) are the receiver with five receiving terminals, and described five receiving terminals are corresponding one by one with five bundle emission light beams.
- According to claim 2 with the service speed measuring device table tennis table, it is characterized in that, the five bundle utilizing emitted lights that described the first generating laser (3-11) and the second generating laser (3-21) send are intrafascicular, and the distance between every adjacent two bundle laser beams is less than the diameter of soldier's pang ball.
- According to claim 1 with the service speed measuring device table tennis table, it is characterized in that, the distance between the first generating laser (3-11) and the second generating laser (3-21) greater than ball case (1) total length 1/5th and less than 1/4th of ball case (1) total length.
- 5. according to claim 1,2,3 or 4 described table tennis tables with the service speed measuring device, it is characterized in that it also comprises display (5), the display input of display (5) connects the display output of controller (4).
- 6. according to claim 1,2,3 or 4 described with the service speed measuring device table tennis tables, it is characterized in that: described controller (4) is single-chip microcomputer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220490610 CN202777683U (en) | 2012-09-24 | 2012-09-24 | Table tennis table with ball serving speed measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220490610 CN202777683U (en) | 2012-09-24 | 2012-09-24 | Table tennis table with ball serving speed measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202777683U true CN202777683U (en) | 2013-03-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220490610 Expired - Fee Related CN202777683U (en) | 2012-09-24 | 2012-09-24 | Table tennis table with ball serving speed measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202777683U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104007284A (en) * | 2014-06-12 | 2014-08-27 | 掌握主动科技（北京）有限公司 | Laser-array and intelligent-terminal combined shuttlecock speed measuring system and method |
| CN105891819A (en) * | 2016-05-26 | 2016-08-24 | 江苏海事职业技术学院 | Volleyball speed measuring system |
| CN106512357A (en) * | 2016-12-05 | 2017-03-22 | 高元龙 | Intelligent table tennis judging device |
| CN109045662A (en) * | 2018-08-27 | 2018-12-21 | 李泽栋 | The shuttlecock service judge auxiliary system of view-based access control model |
| CN109212251A (en) * | 2018-08-22 | 2019-01-15 | 南京理工大学 | A kind of laser bullet speed measuring instrument and its speed-measuring method |
| CN110006344A (en) * | 2019-04-18 | 2019-07-12 | 国网山东省电力公司电力科学研究院 | Coke dropping monitors system and method in a kind of Laser emission reception device, furnace |
-
2012
- 2012-09-24 CN CN 201220490610 patent/CN202777683U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104007284A (en) * | 2014-06-12 | 2014-08-27 | 掌握主动科技（北京）有限公司 | Laser-array and intelligent-terminal combined shuttlecock speed measuring system and method |
| CN105891819A (en) * | 2016-05-26 | 2016-08-24 | 江苏海事职业技术学院 | Volleyball speed measuring system |
| CN106512357A (en) * | 2016-12-05 | 2017-03-22 | 高元龙 | Intelligent table tennis judging device |
| CN109212251A (en) * | 2018-08-22 | 2019-01-15 | 南京理工大学 | A kind of laser bullet speed measuring instrument and its speed-measuring method |
| CN109045662A (en) * | 2018-08-27 | 2018-12-21 | 李泽栋 | The shuttlecock service judge auxiliary system of view-based access control model |
| CN110006344A (en) * | 2019-04-18 | 2019-07-12 | 国网山东省电力公司电力科学研究院 | Coke dropping monitors system and method in a kind of Laser emission reception device, furnace |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130313 Termination date: 20150924 |
|
| EXPY | Termination of patent right or utility model |