CN2780267Y - Biinfrared modulation wave sensing device used for basket ball point marking - Google Patents
Biinfrared modulation wave sensing device used for basket ball point marking Download PDFInfo
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- CN2780267Y CN2780267Y CN 200520055994 CN200520055994U CN2780267Y CN 2780267 Y CN2780267 Y CN 2780267Y CN 200520055994 CN200520055994 CN 200520055994 CN 200520055994 U CN200520055994 U CN 200520055994U CN 2780267 Y CN2780267 Y CN 2780267Y
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Abstract
The utility model relates to a bi-infrared modulation wave sensing device used for basket ball point marking, comprising an emitter, a receiver and a control circuit. The emitter is an infrared transmitting tube which can transmit infrared wave which can not be disturbed by the external. Moreover, the emitter and the receiver are arranged symmetrically and equipped under the basketball frame, presenting top and bottom arrangement, so as to facilitate transmission and reception of signals, so that the sensing device can judge exactly. The device is provided with simple structure, convenient setting, improved anti-light-interfering capability, exact judgment, no mistaken judgment in normal operation, low manufacturing cost, convenient installation and fairly convenient operation.
Description
Technical field
The utility model relates to and is installed in the basketball rim auxiliary equipment of (also claiming hoop), a kind of electronic inductor that is used for basketball score of saying so exactly, this device has overcome the weak shortcoming of the anti-light interference performance of existing apparatus, and it is little to have power consumption, cost is low, the characteristics that the degree of accuracy is high.
Technical background
Basketball score indicator on the present market is divided into machinery and electric induction type two classes:
Mechanical type: also being rat tail formula inductor, is that the microswitch with similar mouse tail is installed in the middle of the hoop, and it is triggered and then judges and score, and this mode is not attractive in appearance, and microswitch is easily broken by ball, and fault rate is high again, therefore, is eliminated substantially now.
And electric induction type is kept the score accurately because very approaching actual hoop is attractive in appearance, uses widely now.Electric induction type is common three kinds of electric induction types at present:
1. reflective: be a kind of with the light wave after the modulation after ball reflection, received by photoelectric sensor, the position of transferring to judge ball is separated in its internal circuit amplification, and judge whether score by the two groups of inductors up and down that are arranged at backboard, its shortcoming is the interference that is subjected to surround lighting easily, indoor light has changed, and the distance of reaction of inductor also can change thereupon, and causes erroneous judgement easily.
2. one group of inductor correlation: be the sending and receiving apparatus that adopts one group of photosignal, this device comprises and transmits and receives two parts, wherein radiating portion is arranged on the hoop, and receiving unit is arranged on the backboard, comes the position of induction sphere in the mode of blocking infrared emission light, whether the decision basketball advances the frame score, its shortcoming is that the situation of erroneous judgement often takes place, and eject the back if ball is rolled about on hoop, perhaps from the below ball, even net shake all can influence receiving system, to such an extent as to the misdescription branch.
3. two groups of inductor correlations: adopt vertical two pairs of photoelectric sensors are set on hoop, whether these two pairs of photoelectric sensors divide one on the other and are arranged, interdicted by ball by the infrared light of judging emission by this way, judge whether basketball advances frame.This mode has solved the roll about situation of erroneous judgement and the erroneous judgement of below ball of blue net disturbs and the second way causes basketball, but its shortcoming is an emission light must consume a large amount of electric currents down without modulation, simultaneously, emission must be very accurate to getting with receiving device, installation requirement is than higher, if alignment error, the transceiver tool can not be aimed at, and this device just can't be worked.
And above-mentioned several electric induction type basketball device for scoring, convenient and attractive in appearance for inductor is set, it all adopts the integrally formed plastic cement structure of appearance, this structure that the problem of the yield rate restriction of cost of manufacture raising, integral production is arranged on the contrary when making; These three kinds of electronic inductors, have a kind of fatal shortcoming, promptly in the residing environment of device, if light generation obvious variation, the base stage operating potential of the infrared receiving tube of its receiver just will change, if light is very strong, such as allowing sunlight directly be mapped on the receiver, the base stage operating potential that infrared acceptance is received just might change to and exceed normal range (NR), and the basketball scorer just will produce error of omission and divide, or the phenomenon of not scoring, be difficult to judge exactly score.
Content of the present invention
Therefore, the purpose of this utility model provides a kind ofly can judge fast, accurately whether basketball advances two infrared modulated ripple induction installations of basket, and this apparatus structure is simple, be provided with conveniently, and cost of manufacture is cheap, is convenient to install, and uses very convenient.
Another purpose of the present utility model provides a kind of improved two infrared modulated ripple induction installations that are used for the basketball score, this device has overcome the deficiency of existing electronic induction mode, anti-light interference performance is strong, keep the score accurately, can effectively get rid of on the net and shake, following toss, the mistake meter that the ball that cleans a pot causes is kept the score, and production cost reduces greatly, and mould is simple, installs simple and easy.
The utility model is achieved in that
A kind of two infrared modulated ripple induction installations that are used for the basketball score, it includes transmitter, receiver, and control circuit, it is characterized in that, transmitter is an infrared transmitting tube, can launch the infrared waves that are not subjected to external interference, and transmitter, receiver are symmetrically distributed and are arranged at the basketball rim below; Transmitter, receiver have two respectively, are up and down to distribute, and are convenient to emission, received signal, thereby judge exactly; And the employing of infrared transmitting tube, make its transmitting and receiving signal fix, under normal circumstances can not be subjected to the interference of extraneous light and other signal.
The described two infrared modulated ripple induction installations that are used for the basketball score, its transmitter is connected with infrared modulated ripple inductor, and infrared waves are modulated to specific frequency, is convenient to transmit and receive.
The described two infrared modulated ripple induction installations that are used for the basketball score, this device is arranged in the plastic cement fixed cover that can be coated on the basketball rim, and transmitter and receiver are symmetrically distributed, can judge the goal situation exactly, can reduce directly being arranged at vibration suffered on the basketball rim again, improve the accuracy of judging.
Above-mentioned plastic cement fixed cover, it is a semicircular structure, its semicircular structure has the button hole or the catching groove of ring-type, to be fixed on the basketball rim, and semicircular two outer ends are stretched out the formation bead downwards, be respectively arranged with transmitter and receiver on the bead, transmitter is aimed at receiver just like this, and semicircular structure is convenient to install.
Above-mentioned plastic cement fixed cover, its main body is a semicircular structure, its semicircular structure can fasten mutually by two again and equiform buckling sleeve constitutes, the top of this buckling sleeve outwards caves inward respectively, fasten the back and form catching groove, being fixed on the basketball rim, and semicircular two outer ends are stretched out the formation bead downwards, be respectively arranged with transmitter and receiver on the bead, transmitter is aimed at receiver just like this.
The described two infrared modulated ripple induction installations that are used for the basketball score, it is demodulator that its receiver is connected with operational amplifier, earlier the signal that receives is amplified shaping, demodulates data signal with demodulator again, can prevent external interference.
The above-mentioned two infrared modulated ripple induction installations that are used for the basketball score, its receiver is an infrared receiving tube, and hollowly is arranged in the bead, its top is 0.5-4mm apart from flange surface, is generally 3mm, can improve antijamming capability.
The described two infrared modulated ripple induction installations that are used for the basketball score, its receiver end also is connected with microprocessor, is controlled by a microprocessor, gathers the induced signal on two receivers, judges whether basketball advances the frame score.
The utility model adopts two modulate emission light sources, emission, received signal are fixed, can carry out orientation identification, add two group of receivers that vertical direction is provided with, come the position of induction sphere, this apparatus features is different from three kinds of electronic inductors that just pass through light sensing described above, because emission is the infrared waves that certain frequency is arranged, make that its emission current is more much smaller than existing electronic inductor, and improved and installed anti-light interference capability, accuracy of judgement during normal use can not produce the situation of erroneous judgement.
And this device can effectively get rid of on the net and shake, following toss, and the mistake meter that the ball that cleans a pot causes is kept the score, and makes it make mould to oversimplify, and production cost reduces greatly, installs simple and easy, easy to use, reliable.
Description of drawings
Fig. 1 is a structural representation of the present utility model,
The schematic diagram that Fig. 2 uses for the utility model,
Fig. 3 is the structural representation of the another kind of embodiment of the utility model,
Fig. 4 is radiating circuit figure of the present utility model,
Fig. 5 is receiving circuit figure of the present utility model,
The comparison of wave shape figure that Fig. 6 receives for the utility model emission.
The specific embodiment
As shown in Figure 1: its announcement be a kind of improved half of plastic cement type infrared modulated ripple induction installation that is used for basketball score.The 101st, hoop, the 102nd, the semicircle plastic cement fixed cover of once-forming, it is semicircle, more half as large than existing integrally formed plastic cement full circle shape hoop volume, Mould Machining is simple, has reduced cost, and semicircular structure makes and installs easily simultaneously, directly semicircle plastic cement fixed cover is pressed into hoop from the top down during installation, again two inductors (transmitter and receiver) 105 this fixed cover 102 of packing into is got final product.
The afterbody of this fixed cover 102 has in order to hoop is fixed in the fixed mount on the backboard; And two front end, be that semicircular peristome has the bead 104 of stretching out downwards, bead has two, owing to be distributed in the front end of semicircle fixed cover 102, it is symmetry shape, each bead 104 is structures of two-piece type, has holding tank between 104 two of the beads, and transmitter and inductor 105 insert in respectively in this holding tank; Wherein, transmitter and inductor adopt infrared transmitting tube and infrared receiving tube respectively, launch specific infrared waves frequency, the installation position that it is corresponding, be that bead 104 is provided with two spliced eyes 106, infrared transmitting tube, infrared receiving tube stretch out from this spliced eye 106, can freely launch, receive infrared waves.
Simultaneously infrared transmitting tube is when design, and with the end of its transmitting tube outer surface 3mm according to bead 104, this has just improved anti-light interference capability more.
Because fixed cover 102 is to be sheathed on the hoop 101, its top has caulking groove, and caulking groove cooperates the thickness structure of hoop just, can be stably chimeric fixing, and in other embodiment, can adopt screw to fix simultaneously.
Also be provided with screw 108 on the bead 104, and be provided with corresponding screw 108 on transmitter and the receiver too, in these screw 108 place's lock screw, get final product fixed launcher, receiver, same installation process has just been finished.
Fig. 2 is the schematic diagram in concrete the application, and as can be seen from the figure, after score indicator 109 was connected in transmitter, receiver, in fact, emission, reception control circuit can be incorporated in the score indicator, were convenient to control like this and installed, can be not destroyed because of accident.Detailed reception radiating circuit is being described subsequently.
Fig. 3 is another improved design that is used for the half of plastic cement type infrared modulated ripple induction installation of basketball score.In this embodiment, fixed cover 202 is divided into two of the front and back (204,208) of symmetry, its anter 204 is consistent and symmetrical with rear panel 208 shapes, and can fasten mutually, to form fixed structure, the 204th, the anter of the semicircle plastic cement fixed cover of once-forming, the 208th, the rear panel of the semicircle plastic cement fixed cover of once-forming, it is also half as large than existing integrally formed plastic cement full circle shape hoop volume, and it is simple to make processed mould make like this, reduced cost 50%, easy for installation.
Shown in the figure, anter 204 and rear panel 208 all have the extension that stretches out downwards, and this extension is provided with infrared emission, receiving tube jack 207, from then on infrared emission, receiving tube 206 stretch out in the hole, be aligned with each other the emission infrared waves, infrared emission, receiving tube all are connected in separately the control circuit (radiating circuit, receiving circuit) by connecting line 209, and this connecting line just is embedded in anter and the rear panel when anter 204 and rear panel 208 butt joints.
Inside respectively, the outside depression in the top of anter 204 and rear panel 208, form buckling groove 205, after anter and the rear panel butt joint, this buckling groove 205 can form a semi-round ring shape structure, this structure stably fastens hoop, thereby reaches fixing infrared emission, receiving tube.
Concrete installation process is: first fixedly anter 204 is on hoop, again 4 induction tubes (two infrared transmitting tubes, two infrared receiving tubes) insert 207 jacks, again rear panel 208 is fastened on the anter, in screw 210 place's lock screw, install and just finished, the whole erection process is very simple, and is easy to operate.
The afterbody of hoop 201 has the fixed mount 203 that is used for fixing, and this hoop 201 is fixed on the backboard together with fixed cover 202.
Described pair of infrared modulated ripple of above Fig. 1, Fig. 2 and Fig. 3 induction installation is controlled (describing subsequently) by a microprocessor, gathers the induced signal on two receivers, judges whether basketball advances the frame score.
The above-mentioned improved half of plastic cement type infrared modulated ripple induction installation that is used for the basketball score.The economical hoop of its half of plastic cement type has lot of advantages than integrally formed full circle shape hoop:
1. the plastic mould volume is half as large, saves mould, material, processing charges
2. install simple.
3. yield rate height during injection molded,
Emission, receiving circuit figure see Fig. 4, Fig. 5, and wherein Fig. 4 is radiating circuit figure, and Fig. 5 is receiving circuit figure.
Among Fig. 4, infrared transmitting tube is respectively installed one up and down, and it produces the modulation infrared waves of certain frequency, to two infrared receiving tube emissions of correspondence.The modulation infrared waves are to be produced by the modulation circuit on the scorer mainboard, and the A among its waveform such as Fig. 6 is to send infrared modulation ripple B via driving infrared transmitting tube after the power amplifier tube amplification.
Infrared receiving tube receives infrared induction ripple C, and be input to operational amplifier, carry out the phase bit comparison via phase comparator again, if the phase place of the infrared waves that receive is identical with the phase place of emission, then to microprocessor output high level, if the infrared modulation ripple of emission is covered by ball then to the microprocessor output low level, shown in waveform D, digital signal waveform D is sent in the microprocessor, and microprocessor is easy to go out according to the waveform analysis of D, is 0 o'clock at digital waveform, be exactly that ball has covered adopter, whether at digital waveform is 1 o'clock, is exactly that ball leaves, analyze thus and score.
Analyzing the result that keeps the score after the goal will be presented on the scorer.
In a word, a main feature of the present utility model is to adopt two modulate emission light sources, add two group of receivers that vertical direction is provided with, come the position of induction sphere, this apparatus features is different from three kinds of above theory other induction installations, and its emission current is littler by 70% than other device, has also improved the anti-light interference capability of device, thereby the utility model concrete two infrared modulated ripple induction installations of implementing just improved anti-light interference capability greatly, it has following characteristics:
1, adopt the infrared modulated ripple to launch, emission current is low, the emissive porwer height, and transmitting range is far away.
2, the received signal end adopts operational amplifier to amplify shaping, demodulate data signal with demodulator again, not be subjected under the light interference by infrared receiving tube base stage operation level, Bo Dong influence up and down, because the principle of demodulation is that the signal of certain frequency is demodulated into fixing digital state, but and infrared receiving tube base stage operation level irrelevant.
3, it is different from the monolithic molding hoop, and plastic cement partly has only half, is easy for installation economical again like this, and the volume of plastic mould also will reduce half.
4, sensor and hoop separate, and install easily when making mass production like this.Installation accuracy has also improved.
The above only is several embodiment of the present utility model, can not limit the scope that the utility model is implemented with this, and the embodiment that every structure and utility model purpose and embodiment are similar to all should still belong in the utility model scope of patent protection.
Claims (8)
1, a kind of two infrared modulated ripple induction installations that are used for the basketball score, it includes transmitter, receiver, and control circuit, it is characterized in that, transmitter is an infrared transmitting tube, can launch the infrared waves that are not subjected to external interference, and transmitter, receiver are symmetrically distributed and are arranged at the basketball rim below; Transmitter, receiver have two respectively, are up and down to distribute.
2, the two infrared modulated ripple induction installations that are used for the basketball score as claimed in claim 1 is characterized in that its transmitter is connected with infrared modulated ripple inductor, is modulated to specific frequency with infrared waves.
3, the two infrared modulated ripple induction installations that are used for basketball score as claimed in claim 1 is characterized in that this device is arranged in the plastic cement fixed cover that can be coated on the basketball rim, and transmitter and receiver are symmetrically distributed.
4, the two infrared modulated ripple induction installations that are used for the basketball score as claimed in claim 3, it is characterized in that above-mentioned plastic cement fixed cover, it is a semicircular structure, its semicircular structure has the button hole or the catching groove of ring-type, to be fixed on the basketball rim, and semicircular two outer ends are stretched out the formation bead downwards, are respectively arranged with transmitter and receiver on the bead, and transmitter is aimed at receiver just.
4, the two infrared modulated ripple induction installations that are used for the basketball score as claimed in claim 3, it is characterized in that above-mentioned plastic cement fixed cover, its main body is a semicircular structure, its semicircular structure can fasten mutually by two again and equiform buckling sleeve constitutes, the top of this buckling sleeve outwards caves inward respectively, fasten the back and form catching groove, to be fixed on the basketball rim, and semicircular two outer ends are stretched out the formation bead downwards, be respectively arranged with transmitter and receiver on the bead, transmitter is aimed at receiver just.
5, the two infrared modulated ripple induction installations that are used for the basketball score as claimed in claim 1 is characterized in that it is demodulator that its receiver is connected with operational amplifier, earlier the signal that receives are amplified shaping, demodulate data signal with demodulator again.
6, the two infrared modulated ripple induction installations that are used for the basketball score as claimed in claim 5, it is characterized in that the above-mentioned two infrared modulated ripple induction installations that are used for the basketball score, its receiver is an infrared receiving tube, and hollowly is arranged in the bead, and its top is 0.5-4mm apart from flange surface.
7, the two infrared modulated ripple induction installations that are used for the basketball score as claimed in claim 5 is characterized in that its receiver end also is connected with microprocessor, are controlled by a microprocessor, gather the induced signal on two receivers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520055994 CN2780267Y (en) | 2005-03-16 | 2005-03-16 | Biinfrared modulation wave sensing device used for basket ball point marking |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520055994 CN2780267Y (en) | 2005-03-16 | 2005-03-16 | Biinfrared modulation wave sensing device used for basket ball point marking |
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| CN2780267Y true CN2780267Y (en) | 2006-05-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 200520055994 Expired - Fee Related CN2780267Y (en) | 2005-03-16 | 2005-03-16 | Biinfrared modulation wave sensing device used for basket ball point marking |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106039681A (en) * | 2016-06-03 | 2016-10-26 | 苏州乐聚堂电子科技有限公司 | Game ball system |
| CN106334301A (en) * | 2015-07-07 | 2017-01-18 | 顽石运动智能科技（北京）有限公司 | Additional ring intelligently detecting basketball net-in |
| CN110929712A (en) * | 2019-11-21 | 2020-03-27 | 大庆思特传媒科技有限公司 | Interaction device based on optical induction recognition |
-
2005
- 2005-03-16 CN CN 200520055994 patent/CN2780267Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106334301A (en) * | 2015-07-07 | 2017-01-18 | 顽石运动智能科技（北京）有限公司 | Additional ring intelligently detecting basketball net-in |
| CN106039681A (en) * | 2016-06-03 | 2016-10-26 | 苏州乐聚堂电子科技有限公司 | Game ball system |
| CN110929712A (en) * | 2019-11-21 | 2020-03-27 | 大庆思特传媒科技有限公司 | Interaction device based on optical induction recognition |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |