CN202126781U - Table tennis ball flying path demonstrator - Google Patents
Table tennis ball flying path demonstrator Download PDFInfo
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- CN202126781U CN202126781U CN2011202518604U CN201120251860U CN202126781U CN 202126781 U CN202126781 U CN 202126781U CN 2011202518604 U CN2011202518604 U CN 2011202518604U CN 201120251860 U CN201120251860 U CN 201120251860U CN 202126781 U CN202126781 U CN 202126781U
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Abstract
The utility model belongs to the field of sports, and particularly relates to a table tennis ball flying path demonstrator used in theory teaching of table tennis, which is characterized in that a main frame of the demonstrator is composed of a model table, a period device, a long line device and a short line device. The model table is composed of a drawer lower board 3, a drawer upper board 2, two vertical boards 5, four inclined supports 6, two upper supports 7 and a table surface 8 which are connected in gluing and riveting mode. The period device is formed by enabling a copper wire 10 to penetrate through central holes of five balls 12 respectively. The long line device is formed by enabling a long copper wire 11 to penetrate through central holes of three balls 12 respectively. The short line device is formed by enabling a short copper wire 13 to penetrate through central holes of two balls 12 respectively. The demonstrator can demonstrate hitting points, flying paths and falling points and enables athletes to watch the flying paths of table tennis balls visually. Adopting the demonstrator to assist table tennis theory teaching can enable the athletes to understand the moving laws of the table tennis ball, thereby having practical significance in improving table tennis technological theory teaching effects.
Description
Technical field
The utility model belongs to the sports field, the table tennis flight path demonstrator that uses during particularly a kind of table tennis theory teaching.
Background technology
During the table tennis technology theory teaching,, often adopt the demonstration instrument aided education in order to let the faster and better flight rule of understanding table tennis of student.The applicant has researched and developed two kinds of experimental demonstration appearance of table tennis pressure difference and table tennis turning axle in 2008, and application obtained Chinese utility model patent, and the patent No. is respectively: 200720138494.5 and 200720138431.X.These two kinds of demonstration instruments have played better auxiliary function to the teaching and the training of table tennis technology theory, facts have proved to make sportsman's fast understanding grasp table tennis technology at short notice.But in long-term practice utilization process, find that these two kinds of demonstration instruments can't demonstrate out the table tennis flight path, and the instruments used for education of the various flight circuits of still incompetent demonstration table tennis at present.
The utility model content
In order to address the above problem, the utility model proposes a kind of table tennis flight path demonstrator, this demonstrator by model billiard table, period device, long line device and short-term device form, during specially in order to the table tennis theory teaching, the various flight paths of demonstration table tennis.
The technical scheme that the utility model adopted is: a kind of table tennis flight path demonstrator, this demonstrator main frame by model billiard table, period device, long line device and short-term device form; Said model billiard table is connected through gluing riveted with drawer lower plate two ends respectively by two riser lower ends; Two riser middle and lower parts are connected through gluing riveted with the drawer upper plate respectively; Two riser upper ends are connected through gluing riveted with the table top lower end respectively; Drawer lower plate two ends are connected through slideway with the drawer two ends; Two riser both sides are connected through gluing riveted with four tilted supporter sides respectively, and two riser middle and upper parts are connected through gluing riveted with two upper bracket sides respectively, and two upper bracket upper ends connect to form through gluing riveted with the table top lower end respectively.
Device was through on the copper cash respectively by five ball centre holes and formed said period.
Said long line device is through respectively on the long copper cash by three ball centre holes to be formed.
Said short-term device is through respectively on the short copper cash by two ball centre holes to be formed.
Be provided with several jacks above the said table top.
Table tennis flight path demonstrator, simple in structure, easy to use.A plurality of jacks on the table top of this demonstrator can make things convenient for device in period, long line device and short-term device to be inserted into arbitrary position on the table top.Spheroid on period device, long line device and the short-term device can move arbitrarily on copper cash as required.Can be directed against the various teaching content during table tennis theory teaching, respectively will long line device and the short-term device be inserted in diverse location on the model table, demonstration striking point on the ball, flight circuit and drop point let the sportsman see the flight path of table tennis long ball and short ball intuitively.In addition, this demonstrator also is provided with the device in period, and five spheroids on the period device can be demonstrated out rising stage, later stage rising stage, high some phase, decrement phase and decline later stage in the flight course.Use the auxiliary table tennis theory teaching of this demonstrator, can make the sportsman better understand the moving law of table tennis, have practical significance improving table tennis theory teaching effect.
Description of drawings
Below in conjunction with accompanying drawing the embodiment of the utility model is done explanation in further detail.
The structural representation of Fig. 1 table tennis flight path demonstrator.
Embodiment
The table tennis flight path demonstrator that the utility model proposed adopts following structure, and is as shown in Figure 1, this demonstrator main frame by model billiard table, period device, long line device and short-term device form; Said model billiard table is connected through gluing riveted with drawer lower plate 3 two ends respectively by two riser 5 lower ends; Two riser 5 middle and lower parts are connected through gluing riveted with drawer upper plate 2 respectively; Two riser 5 upper ends are connected through gluing riveted with table top 8 lower ends respectively; Drawer lower plate 3 two ends are connected through slideway with drawer 4 two ends; Two riser 5 both sides are connected through gluing riveted with four tilted supporter 6 sides respectively, and two riser 5 middle and upper parts are connected through gluing riveted with two upper bracket 7 sides respectively, and two upper bracket 7 upper ends connect to form through gluing riveted with table top 8 lower ends respectively.
Device was through respectively on the copper cash 10 by five spheroid 12 center pits and formed above-mentioned period.
Above-mentioned long line device is through respectively on the long copper cash 11 by three spheroid 12 center pits to be formed.
Above-mentioned short-term device is through respectively on the short copper cash 13 by two spheroid 12 center pits to be formed.
Be provided with several jacks 9 above the above-mentioned table top 8.
Above-mentioned table top 8 middle parts are provided with rack 1 and net.
During the table tennis theory teaching; As shown in Figure 1, the teacher is put into the model billiard table on the dais, according to content of courses needs respectively will long line device or the short-term device be inserted in the jack 9 suitable on the table top 8; And according to the difference that will demonstrate the table tennis drop point; Suitably select the position of conversion jack 9, let spheroid 12 that the student observes intuitively by striking point on the ball to the process of the platform point that falls and the track of ball operation, and combine explanation; Letting the sportsman understand different batting mode tablees tennis and be prone to produce what kind of movement locus, how table tennis changes etc. if producing rotation back movement locus; When the teacher explains hitting time; Can with period device copper cash 10 be inserted on the model table 8 in the suitable jack 9; Diverse location in conjunction with five spheroids 12 on the period device; Explain respectively at rising stage, later stage rising stage, high some phase, decrement phase and decline later stage square stance, table tennis is prone to produce what kind of movement locus, should take what kind of mode to bat.
Claims (5)
1. table tennis flight path demonstrator is characterized in that: this demonstrator main frame by model billiard table, period device, long line device and short-term device form; Said model billiard table is connected through gluing riveted with drawer lower plate (3) two ends respectively by two risers (5) lower end; Two risers (5) middle and lower part is connected through gluing riveted with drawer upper plate (2) respectively; Two risers (5) upper end is connected through gluing riveted with table top (8) lower end respectively; Drawer lower plate (3) two ends are connected through slideway with drawer (4) two ends; Two risers (5) both sides are connected through gluing riveted with four tilted supporters (6) side respectively, and two risers (5) middle and upper part is connected through gluing riveted with two upper brackets (7) side respectively, and two upper brackets (7) upper end connects to form through gluing riveted with table top (8) lower end respectively.
2. table tennis flight path demonstrator according to claim 1 is characterized in that: device was through respectively on the copper cash (10) by five spheroids (12) center pit and formed said period.
3. table tennis flight path demonstrator according to claim 1 and 2 is characterized in that: said long line device is through respectively on the long copper cash (11) by three spheroids (12) center pit to be formed.
4. according to claim 1,2 or 3 described table tennis flight path demonstrators, it is characterized in that: said short-term device is through respectively on the short copper cash (13) by two spheroids (12) center pit to be formed.
5. according to claim 1,2,3 or 4 described table tennis flight path demonstrators, it is characterized in that: be provided with several jacks (9) above the said table top (8).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2011202518604U CN202126781U (en) | 2011-07-15 | 2011-07-15 | Table tennis ball flying path demonstrator |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2011202518604U CN202126781U (en) | 2011-07-15 | 2011-07-15 | Table tennis ball flying path demonstrator |
Publications (1)
Publication Number | Publication Date |
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CN202126781U true CN202126781U (en) | 2012-01-25 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN2011202518604U Expired - Fee Related CN202126781U (en) | 2011-07-15 | 2011-07-15 | Table tennis ball flying path demonstrator |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106297518A (en) * | 2015-11-23 | 2017-01-04 | 江苏华明科教设备有限公司 | A kind of apparatus for demonstrating of imitation table tennis ball movement locus |
-
2011
- 2011-07-15 CN CN2011202518604U patent/CN202126781U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106297518A (en) * | 2015-11-23 | 2017-01-04 | 江苏华明科教设备有限公司 | A kind of apparatus for demonstrating of imitation table tennis ball movement locus |
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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: 20120125 Termination date: 20120715 |