CN104307153A - Basketball flying trajectory navigation device and method - Google Patents
Basketball flying trajectory navigation device and method Download PDFInfo
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- CN104307153A CN104307153A CN201410532650.0A CN201410532650A CN104307153A CN 104307153 A CN104307153 A CN 104307153A CN 201410532650 A CN201410532650 A CN 201410532650A CN 104307153 A CN104307153 A CN 104307153A
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Abstract
The invention discloses a basketball flying trajectory navigation device. The basketball flying trajectory navigation device comprises supports and navigation limiting mechanisms, wherein the supports are two supports which are symmetrically distributed, each support comprises a base, a stand column and two brackets which are arranged on the stand column, and the relative vertical distance of the two brackets on the corresponding support is adjustable; the number of the navigation limiting mechanisms is two, each navigation limiting mechanism comprises a limiting initiating unit and a limiting receiving unit, the limiting initiating unit and the limiting receiving unit are respectively arranged on the two brackets at the same height and are used for producing height limiting marks in the horizontal direction, and by adjusting the relative height of the two navigation limiting mechanisms, the height limiting marks are used as the highest limit height and the lowest limit height of the highest point of a basketball flying trajectory parabola, so that the area between the two height limiting marks becomes an effective interval of a basketball flying trajectory and the control of the basketball flying trajectory is realized. The basketball flying trajectory navigation device can provide real-time, intuitive and stereoscopic shooting modes, help shooters scientifically and effectively train and improve shooting percentage, and has a great application value in basketball shooting training and teaching.
Description
Technical field
The invention belongs to sports equipment field, be specifically related to a kind of basketball flight path guider and method, be applicable in basketball shooting training or teaching.
Background technology
Can basketball be knocked down basketry and be depended primarily on the skyborne flight path of basketball, and flight path is reasonable, and field goalds will be very high, and the key namely improving field goalds is the flight path controlling basketball.
Basketball flight path is parabola, basketball flight path is relevant to several factors, comprise the center of gravity and shooting person's (shooting people or basket-shooting machine) oneself factor etc. of height of such as selling, throwing angle, shooting dynamics, shooting distance, ball, make the control of basketball flight path very complicated.
The major parameter index of flight parabolic path comprises throwing angle, enters basket angle and parabola height, namely during shooting and when the angle of horizontal plane, basketball enter frame and the angle of horizontal plane and the aloft peak height of basketball, these three parameters can be guaranteed to knock down basketry mutually within the specific limits, the impact of other factors is all embodied on above-mentioned three parameter indexs, as long as can guarantee that these three parameters can be effectively controlled, greatly field goalds can be improved.
In basketball shooting training or teaching, to throwing angle, the control entering basket angle and parabolical these factors of height, early stage shooting person is generally often the highs and lows with feeling to estimate shooting, to determine the running orbit of basketball, so cause act of shooting unstable, and there is the phenomenon that field goalds is fluctuated.In order to more effectively carry out shooting TRAJECTORY CONTROL, occur that elder generation records a video to the act of shooting of shooting person and flight path at basketball court, then off the field com-parison and analysis is carried out to action, in the mode of Caliberation Flight track, obtain the scheme of more effective act of shooting and flight path.
But first this control to shooting person's act of shooting and flight path be too complicated loaded down with trivial details, and equipment requirement is high, and because act of shooting and flight path influence factor too complicated, make the precision controlling for field goalds not high.What is more important, this analysis and Control mode is all off the field carried out usually, and then passes to the shooting person on field, can not instruct and control the control that shooting person goes real-time implementation flight path, the action of shooting person cannot be corrected in time, so improve effect bad to field goalds.
Summary of the invention
For the above defect of prior art, the invention provides a kind of basketball flight path guider, by arranging guidance path in shooting space, the flight path of basketball can be controlled in certain limit, thus intuitively can carry out shootaround to shooting person in real time, improve field goalds.
For realizing above-mentioned purpose of the present invention, according to one aspect of the present invention, a kind of basketball flight path guider is provided, the flight path being provided for basketball can be controlled in certain limit, so that basketball can be guided accurately to enter frame, thus improves field goalds, it is characterized in that, this device comprises support and is arranged on position-limit mechanism that this support navigates, wherein
Described support is two arranged in pairs separated by a distance in the horizontal plane, described support comprises base, is vertically arranged on the column on base and is arranged on two brackets on column, described two brackets relative distance adjustable vertically on corresponding support;
Described navigation position-limit mechanism is two, each navigation position-limit mechanism comprises a spacing initiation mechanism and a spacing receiving mechanism, what it was separately positioned on two supports is on two brackets at sustained height place, height limit for generation of horizontal direction marks, by adjusting the relative altitude of two navigation position-limit mechanisms, described height limit is made to mark as the upper limit (UL) height of the parabolical peak of basketball flight path and lowest limit height, thus make the region between the spacing mark of both heights become basketball flight path valid interval, thus realize controlling to basketball flight path.
As improvement of the present invention, each described leg surface is provided with vertical chute at vertical direction, described two brackets in height keep at a certain distance away and are arranged on described chute, wherein each bracket comprises slide and is fixed on the supporting plate on this slide, described navigation position-limit mechanism is arranged on this supporting plate, described slide to be arranged on chute and can relatively to slide at vertical direction by this chute, thus realizes the adjustment of two brackets relative distance vertically on corresponding support.
As improvement of the present invention, described bracket being provided with locking device, after putting in place for sliding on support at described bracket, locking this bracket.
As improvement of the present invention, described column is by height can the multistage cylindrical shell of relative telescopic being mutually socketed to form, described two brackets are separately positioned on different cylindrical shells, are realized the adjustment of described two brackets relative distance vertically on corresponding support by the relative telescopic of column cylindrical shell.
As improvement of the present invention, between two adjacent cylindrical shells, being provided with retaining mechanism, after putting in place for stretching at two cylindrical shells, locking two cylindrical shells.
As improvement of the present invention, be also provided with alarm in described navigation position-limit mechanism, it has sensor, produces warning message during for touching described height limit mark at described basketball or not being in described valid interval.
As improvement of the present invention, described warning message is sound or optical information.
As improvement of the present invention, the height limit of described horizontal direction is labeled as visible rays, and described spacing initiation mechanism is visible light transmitter, and described spacing receiving mechanism is visible light receiver.
As improvement of the present invention, described visible rays is laser.
As improvement of the present invention, the height limit of described horizontal direction is labeled as rope, and its one end is fixed in described spacing initiation mechanism, and the other end is fixed on spacing receiving mechanism.
By device of the present invention being arranged on the position between shooting person and basketry, and make its horizontal range from basketry roughly be positioned at shooting track parabola peak position, to be sold height and shooting person and basketry distance by shooting person, adjust two navigation position-limit mechanism positions in height, thus between formation shooting area, as long as arch of the throw is positioned at this interval, will greatly improve the hit rate of shooting.
Device of the present invention can use the parabolical absolute height of laser display aloft, helps to form good shooting custom, to be made a comment or criticism in time sportsman's malfunction, thus greatly improve hit rate by infrared voice warning device.
For realizing above-mentioned purpose of the present invention, according to another aspect of the present invention, a kind of basketball flight path air navigation aid is provided, the flight path being provided for basketball can be controlled in certain limit, accurately frame is entered so that basketball can be guided, thus raising field goalds, it is characterized in that, two horizontally disposed height limit mark lines are set in the perpendicular that the method is included in the parabolical peak place at basketball flight path place, these two height limit mark lines are respectively the upper limit (UL) height of described peak and the horizontal line at lowest limit height place, thus make between the formation shooting area, region between two horizontally disposed height limit mark lines in perpendicular, the peak controlling basketball flight path is positioned at this valid interval, basketball can be made to enter frame probability improve, thus raising field goalds.
As improvement of the present invention, the height of described height limit mark line is according to shooting angle of trajectory, height and the shooting distance of selling and determining.
As improvement of the present invention, described height limit mark line can be visible rays or rope.
In general, the above technical scheme conceived by the present invention compared with prior art, has following beneficial effect:
(1) device of the present invention adopts the mode of the effective coverage limiting basketball flight parabola peak, provides and controls basketball flight path to control the angle of trajectory, dynamics etc. of shooting person;
(2) device of the present invention adopts visual spacing mark, but also is provided with warning device, and very intuitively, in real time can point out shooting person, analyze without the need to off the field carrying out and correct, practice effect is better;
(3) device of the present invention can in basketball shooting training and teaching, real-time, directly perceived and three-dimensional shooting form is provided, help the scientific and effective exercise of shooting person, improve field goalds, in professional training and teaching, there is practical value widely.
Accompanying drawing explanation
Fig. 1 is the structural representation of the guider according to one embodiment of the invention;
Fig. 2 is the structural representation of the bracket upright post of guider according to another embodiment of the present invention;
Fig. 3 is the structural representation of the navigation position-limit mechanism of guider according to another embodiment of the present invention;
Fig. 4 is basketball flight path principle schematic of the present invention.
Detailed description of the invention
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.In addition, if below in described each embodiment of the present invention involved technical characteristic do not form conflict each other and just can mutually combine.
As shown in Figure 1, the guider of the present embodiment comprises support 100 and is arranged on position-limit mechanism 200 that this support navigates.
In the guider of the present embodiment, support 100 is two, is placed on the horizontal plane of court both during work, and separated by a distance, is formed into layout.Support includes base 110, is vertically arranged on column 120 on base 110, and two brackets 130 be arranged on column 120, two brackets 130 relative distance adjustable vertically on corresponding support 110, thus two brackets 130 can be made to be positioned at At The Heights different on court.
Navigation position-limit mechanism 200 is two, each navigation position-limit mechanism 200 comprises a spacing initiation unit 210 and a spacing receiving element 220, what it was separately positioned on two supports 100 is on two brackets 130 at sustained height place, can be produced the height limit mark of horizontal direction by this navigation position-limit mechanism 200 on the sustained height of two stands 100.The spacing navigation sector 200 at two differing heights places can produce the height limit mark of two differing heights.
Navigation position-limit mechanism 200 is preferably provided with the sensor for measuring height information, and there is the display unit that can show this elevation information.
As preferred embodiment, spacing initiation unit 210 is visible light transmitter, spacing receiving element 220 is visible light receiver accordingly, the spacing receiving element 220 of visible rays to sustained height place is launched by this spacing initiation unit 210, thus the visible rays in generation horizontal direction, to mark as height limit.
Preferably, visible light can be visual laser, and its color can be obvious green, redness or other color.
As another preferred embodiment, as shown in Figure 3, height limit is labeled as exceptionally straight by rope and forms, and correspondingly spacing initiation unit 210 ' is the device for stationary rope one end, the device that corresponding spacing receiving element 220 ' is the stationary rope other end.Type and the kind of rope do not limit, and can be such as elastic thread etc.
In general, be practically applicable to indoor instruction and training with laser reflection basketball running orbit highs and lows, be practically applicable to outdoor teaching and training with elastic thread or other article display basketball running orbit highs and lows.
The height limit mark of two differing heights represents the limiting altitude value of the peak position of basketball flight parabolic path when shooting respectively, the peak that the parabolical peak that basketball namely can be made accurately to enter frame allows and minimum, region between the spacing mark of both heights becomes basketball flight path valid interval, parabolical peak drops in this interval, then basketball enters the probability of frame very greatly, makes greatly to improve hit rate like this.
As a preferred embodiment, each column 120 surface is provided with vertical chute 1201 at vertical direction, described two brackets 130 in height keep at a certain distance away and are arranged in described chute 1201, wherein each bracket 130 comprises slide 1301 and the supporting plate 1302 be fixed on this slide 1301, navigation position-limit mechanism 200 is arranged on this supporting plate 1302, described slide 1301 to be arranged in chute 1201 and relatively in vertical direction slip, thus can to realize the adjustment of two bracket 13-relative distance vertically on corresponding support 100 by this chute 1201.
Bracket 130 can being provided with locking device 1303, after putting in place for sliding on support 100 at described bracket 130, locking this bracket 130.
As another preferred embodiment, as shown in Figure 2, column 120 is by height can the multistage cylindrical shell 1204 of relative telescopic being mutually socketed to form, described two brackets 130 are separately positioned on different cylindrical shells 1204, are realized the adjustment of two brackets 130 relative distance vertically on corresponding support 100 by the relative telescopic of column cylindrical shell 1204.
Being provided with retaining mechanism 1205 between two adjacent cylindrical shells 1204, after putting in place for stretching at two cylindrical shells 1204, locking two cylindrical shells 1204.
As further preferred, also alarm 230 can be provided with in navigation position-limit mechanism, it has sensor, warning message is produced during for touching described height limit mark at described basketball or not being in described valid interval, warning message can be acoustic intelligence or optical information, or other can be caused the information significantly noted.
By device of the present invention being arranged on the position between shooting person and basketry, and make its horizontal range from basketry roughly be positioned at shooting track parabola peak position, to be sold height and shooting person and basketry distance by shooting person, adjust two navigation position-limit mechanism positions in height, thus between formation shooting area, as long as arch of the throw is positioned at this interval, will greatly improve the hit rate of shooting.
In the present invention, for the determination of two navigation position-limit mechanism positions in height, i.e. the determination of two height limit marks of horizontal direction, is that user can determine according to actual conditions calculating, or can is stored in database in advance.
Particularly, as shown in Figure 4, throwing angle α and basketball are when leaving shooting person, and last contact point A place horizontal plane and basketball run the angle between parabola peak C, i.e. tan α=BC/AB; Enter basket angle β and basketball when running to ring forward position, the angle between the connecting line at the centre of sphere and ring center and ring place horizontal plane, i.e. tan β=AB/BC; The peak of parabolical height H and basketball running orbit is to the height on ground, and H=CF, sell highly i.e. AD=BF=h.
Throwing angle a has direct relation with an A that sells, the height h that sells.Assuming that dynamics L is quantitatively, the angle a that the height of parabolical formation just with basketball in running orbit and sportsman sell is relevant, can draw throwing angle:
By sampling statistics, set the differing heights h value of an A that sells: 160cm, 165cm, 170cm, 175cm, 180cm, 185cm, 190cm, 195cm, 200cm, 210cm, 220cm, 230cm, 240cm, according to formula above, for a certain fixing shooting spot, such as, for DF=353cm in the present embodiment, can draw and such as get 450cm respectively, 440cm at CF, during 420cm and 400cm, correspond to the value at the α angle under different height of selling.
Carry out the Fitting Calculation according to upper table, the relation of selling highly, between angle of trajectory and basketball peak can be drawn.In fact, concerning shooting person, sell height and angle of trajectory be constant substantially, and shooting is apart under certain condition, the residing in the horizontal direction position of peak is substantially in a rational scope, those skilled in the art can pre-estimate and draw, according to the above-mentioned relational expression drawn, can estimate the zone of reasonableness of basketball peak.According to above-mentioned scope, the height of two Horizontal limiting numbers of altitude can be set, and the position of guider layout is correspondingly set, thus can shooting teaching exercise or training be carried out, play the effect that shooting track is navigated.
Those skilled in the art will readily understand; the foregoing is only preferred embodiment of the present invention; not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (13)
1. a basketball flight path guider, the flight path being provided for basketball can be controlled in certain limit, accurately frame is entered so that basketball can be guided, thus raising field goalds, it is characterized in that, this device comprises support (100) and is arranged on position-limit mechanism (200) that this support (100) navigates, wherein
Described support (100) is two arranged in pairs separated by a distance in the horizontal plane, described support (100) comprises base (110), is vertically arranged on the column (120) on base (110) and is arranged on two brackets (130) on column (120), described two brackets (130) relative distance adjustable vertically on corresponding support (100);
Described navigation position-limit mechanism (200) is two, each navigation position-limit mechanism (200) comprises a spacing initiation unit (210) and a spacing receiving element (220), what it was separately positioned on two supports (100) is on two brackets (130) at sustained height place, height limit for generation of horizontal direction marks, by adjusting the relative altitude of two navigation position-limit mechanism (200), described both heights gag lever post is made to remember respectively as the upper limit (UL) height of the parabolical peak of basketball flight path and lowest limit height, the region between the spacing mark of both heights is made to become basketball flight path valid interval, thus can realize realizing controlling to basketball flight path.
2. a kind of basketball flight path guider according to claim 1, wherein, each described column (100) surface is provided with vertical chute (1201) at vertical direction, described two brackets (130) in height keep at a certain distance away and are arranged on described chute (1201), wherein each bracket (130) comprises slide (1301) and is fixed on the supporting plate (1302) on this slide (1301), described navigation position-limit mechanism (200) is arranged on this supporting plate (1302), described slide (1301) is arranged on chute (1201) and above also can relatively slides at vertical direction by this chute (1201), thus realize the adjustment of two brackets (130) relative distance vertically on corresponding support (100).
3. a kind of basketball flight path guider according to claim 1 and 2, wherein, described bracket (130) is provided with locking device (1303), for locking this bracket (130) at described bracket (130) after the upper slip of support (100) puts in place.
4. a kind of basketball flight path guider according to claim 1, wherein, described column (120) is by height can the multistage cylindrical shell (1204) of relative telescopic being mutually socketed to form, described two brackets (130) are separately positioned on different cylindrical shells (1204), are realized the adjustment of described two brackets (130) relative distance vertically on corresponding support (100) by the relative telescopic of column cylindrical shell (1204).
5. a kind of basketball flight path guider according to claim 4, wherein, being provided with retaining mechanism (1205) between adjacent two cylindrical shells (1204), after putting in place for stretching at two cylindrical shells (1204), locking two cylindrical shells (1204).
6. a kind of basketball flight path guider according to any one of claim 1-5, wherein, alarm (230) is also provided with in described navigation position-limit mechanism, it has sensor, produces warning message during for touching described height limit mark at described basketball or not being in described valid interval.
7. a kind of basketball flight path guider according to claim 6, wherein, described warning message is sound or optical information.
8. a kind of basketball flight path guider according to any one of claim 1-7, wherein, the height limit of described horizontal direction is labeled as visible rays, described spacing initiation unit (210) is visible light transmitter, and described spacing receiving element (220) is visible light receiver.
9. a kind of basketball flight path guider according to claim 8, wherein, described visible rays is laser.
10. a kind of basketball flight path guider according to any one of claim 1-7, wherein, the height limit of described horizontal direction is labeled as rope, its one end is fixed on described spacing initiation unit (210 '), and the other end is fixed on spacing receiving element (220 ').
11. 1 kinds of basketball flight path air navigation aids, the flight path being provided for basketball can be controlled in certain limit, accurately frame is entered so that basketball can be guided, thus raising field goalds, it is characterized in that, two horizontally disposed height limit mark lines are set in the perpendicular that the method is included in the parabolical peak place at basketball flight path place, these two height limit mark lines are respectively the upper limit (UL) height of described peak and the horizontal line at lowest limit height place, thus make between the formation shooting area, region between two horizontally disposed height limit mark lines in perpendicular, the peak controlling basketball flight path is positioned at this valid interval, basketball can be made to enter frame probability improve, thus raising field goalds.
12. a kind of basketball flight path air navigation aids according to claim 11, wherein, the height of described height limit mark line is according to shooting angle of trajectory, height and the shooting distance of selling and determining.
13. a kind of basketball flight path air navigation aids according to claim 11 or 12, wherein, described height limit mark line can be visible rays or rope.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410532650.0A CN104307153B (en) | 2014-10-09 | 2014-10-09 | Basketball flight path guider and method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410532650.0A CN104307153B (en) | 2014-10-09 | 2014-10-09 | Basketball flight path guider and method |
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| CN104307153A true CN104307153A (en) | 2015-01-28 |
| CN104307153B CN104307153B (en) | 2016-09-21 |
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| CN201410532650.0A Active CN104307153B (en) | 2014-10-09 | 2014-10-09 | Basketball flight path guider and method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106991357A (en) * | 2016-01-20 | 2017-07-28 | 上海慧体网络科技有限公司 | The shooting of automatic identification Basketball Match and the algorithm scored based on panoramic video |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5813926A (en) * | 1997-06-27 | 1998-09-29 | Vance; William A. | Method and means for practicing free throws |
| CN202538293U (en) * | 2012-03-22 | 2012-11-21 | 佳木斯大学 | Basketball pass training rack |
| US8409036B1 (en) * | 2012-06-23 | 2013-04-02 | Vladimir Khananayev | Muscular memory training apparatus and method |
| CN204121704U (en) * | 2014-10-09 | 2015-01-28 | 华中科技大学 | Basketball flight path guider and method |
-
2014
- 2014-10-09 CN CN201410532650.0A patent/CN104307153B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5813926A (en) * | 1997-06-27 | 1998-09-29 | Vance; William A. | Method and means for practicing free throws |
| CN202538293U (en) * | 2012-03-22 | 2012-11-21 | 佳木斯大学 | Basketball pass training rack |
| US8409036B1 (en) * | 2012-06-23 | 2013-04-02 | Vladimir Khananayev | Muscular memory training apparatus and method |
| CN204121704U (en) * | 2014-10-09 | 2015-01-28 | 华中科技大学 | Basketball flight path guider and method |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106991357A (en) * | 2016-01-20 | 2017-07-28 | 上海慧体网络科技有限公司 | The shooting of automatic identification Basketball Match and the algorithm scored based on panoramic video |
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| CN104307153B (en) | 2016-09-21 |
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