CN106128049A - Seeder seed blocking acousto-optic hint device - Google Patents
Seeder seed blocking acousto-optic hint device Download PDFInfo
- Publication number
- CN106128049A CN106128049A CN201610700745.8A CN201610700745A CN106128049A CN 106128049 A CN106128049 A CN 106128049A CN 201610700745 A CN201610700745 A CN 201610700745A CN 106128049 A CN106128049 A CN 106128049A
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- circuit
- positive pole
- resistance
- acousto
- electrochemical capacitor
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Classifications
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
- G08B21/187—Machine fault alarms
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C7/00—Sowing
- A01C7/20—Parts of seeders for conducting and depositing seed
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- Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Environmental Sciences (AREA)
- Catching Or Destruction (AREA)
- Sowing (AREA)
Abstract
The invention discloses a kind of seeder seed blocking acousto-optic hint device, its feature includes: 12V DC source, infrared transmitter, infrared signal receiving circuit, negative pulse form circuit, level conversion and steady-state circuit, acousto-optic hint circuit;The model that time base circuit IC1 in described level conversion and steady-state circuit uses is NE555.Present invention research is to ensure that the seeding quality of crop, and a kind of seeder seed for crops drilling designed for wide farmers blocks acousto-optic hint device.This acousto-optic hint device can monitor kind of grain whereabouts situation in the duct constantly;Once planting during grain falls in pipeline and block, suggestion device can be reminded operator to take accordingly in time and dredge measure, thus the phenomenon having stopped large area broadcast leakage occurs, and is effectively improved seeding quality and the field work efficiency of crop.
Description
Technical field
The invention belongs to electronic technology and agricultural production, be about a kind of seeder seed blocking acousto-optic hint dress
Put.
Background technology
Common type of seeding has: broadcast sowing, drilling, bunch planting and precise sowing etc..So-called drilling: be by seed as requested
Line-spacing, depth of planting, application rate broadcast into strips.Because drilling is conducive to crops to ventilate during growing, printing opacity, it is simple to field
Between apply fertilizer, the task management such as hoe up weeds, so drilling technology is widely used in the sowing of the crops such as Semen Tritici aestivi, Semen Maydis, beans.
Regular drill planter at seeding time, due to be contaminated with in seed grass bar, other foreign material such as seed or stone, it is easy to make
Become in kind of grain dropping process and block in pipeline.Kind grain because broadcasting is all covered with earth, kind of a grain blocking once occurs, broadcasts
The personnel of kind are difficult to find in time broadcast leakage phenomenon, and where broadcast leakage has no way of finding out about it, it is also difficult to search, if inconvenience is remedied in time, it will lead
Cause crop to be short of seedling disconnected ridge, affect crop yield and harvest.
Seeder seed of the present invention blocking acousto-optic hint device is to ensure that seeding quality, sets for wide farmers
A kind of seeder grain for crop drilling of meter blocks suggestion device.Kind of grain is at pipeline to have had this prompting to monitor constantly
In whereabouts situation.Once planting grain to block in the pipeline fallen, suggestion device can remind operator to take in time
Corresponding measure, the phenomenon having stopped to plant grain large area broadcast leakage occurs, and is effectively improved seeding quality and the work of crops
Efficiency.
Seeder seed of the present invention described further below blocking acousto-optic hint device is involved in implementation process
Necessity, guardian technique content.
Summary of the invention
Goal of the invention and beneficial effect: present invention research is to ensure that the seeding quality of crop, designs for wide farmers
A kind of seeder seed for crops drilling block acousto-optic hint device.This acousto-optic hint device can monitor kind constantly
Grain whereabouts situation in the duct;Once planting during grain falls in pipeline and block, suggestion device can remind operation in time
Personnel take to dredge accordingly measure, thus the phenomenon having stopped large area broadcast leakage occurs, and is effectively improved the sowing of crop
Quality and field work efficiency.
Circuit operation principle: seeder seed blocking acousto-optic hint device uses Infra red photo electric principle by corn kind grain
Situation about falling in the duct is converted into the signal of telecommunication to control acousto-optic hint circuit.By infrarede emitting diode D1 and infrared photosensitive
Transistor npn npn BG1 faces and is arranged in kind of grain falling duct, and the infrared light making infraluminescence diode D1 send just irradiates
On infrared photosensitive transistor npn npn BG1.When kind of a grain normally falls in pipeline, infrared light just by disconnected the blocking of kind of intergranular, makes
Produce continuous print negative pulse on infrared photosensitive transistor npn npn BG1 colelctor electrode, and be coupled to electrochemical capacitor C2 by electrochemical capacitor Cl
Positive pole, make electrochemical capacitor C2 not charge, the voltage on electrochemical capacitor C2 positive pole close to zero, thus the 2nd of time base circuit IC1 the
Foot is low level;Simultaneously because the effect of PNP transistor BG1, as long as the voltage on electrochemical capacitor C2 is zero, then, electrolysis
Electric capacity C3 also will not be electrically charged, and the 2nd foot of such time base circuit IC1 and the 6th foot are low level, the 3rd foot of time base circuit IC1
Output high level, makes buzzer HA can not work without electricity, and at this moment green LED LED2 will be lit, and corn kind is described
Grain whereabouts situation in the duct is normal.
When kind of grain occurs blocking in the duct, plant grain and will no longer fall from pipeline, so that infraluminescence diode
The infrared ray that D1 sends is radiated on infrared photosensitive transistor npn npn BG1 all the time, makes infrared photosensitive transistor npn npn BG1 turn on its resistance
Diminish, the colelctor electrode of the most infrared photosensitive transistor npn npn BG1 is a low level all the time, because it is a direct current signal, it
Can not be arrived on electrochemical capacitor C2 positive pole by electrochemical capacitor Cl, then electrochemical capacitor C2 just starts to charge up, then electrochemical capacitor
C3 charges also with the charging of electrochemical capacitor C2, base electricity when quickly the voltage on electrochemical capacitor C2, electrochemical capacitor C3 just reaches
The turnover voltage of road IC1, the 2nd foot of time base circuit IC1 and the 6th foot become high level, time base circuit IC1 reset, time base circuit
The 3rd foot output low level of IC1, so that buzzer HA sounds a buzzer, red light emitting diodes LED1 is electric also by point because obtaining
Bright, green LED LED2 extinguishes immediately because of dead electricity.
Technical characteristic: seeder seed blocking acousto-optic hint device, it include 12V DC source, infrared transmitter,
Infrared signal receiving circuit, negative pulse form circuit, level conversion and steady-state circuit, acousto-optic hint circuit, it is characterised in that:
Infrared light emission circuit: it is made up of infrarede emitting diode D1, resistance R1, linear potentiometer RP1, infraluminescence
The negative pole of diode D1 is by the one of the positive terminal potentiometer RP1 of resistance R1 connection circuit ground GND, infrarede emitting diode D1
End, the other end of linear potentiometer RP1 and movable end connection circuit positive pole VCC thereof;
Infrared signal receiving circuit: it is made up of linear potentiometer RP2, resistance R2 and infrared photosensitive transistor npn npn BG1, red
The emitter stage of outer Photosensitive transistor BG1 is by resistance R2 connection circuit ground GND, and the colelctor electrode of infrared photosensitive transistor npn npn BG1 connects
One end of linear potentiometer RP2, the other end of linear potentiometer RP2 and movable end connection circuit positive pole VCC thereof;
Negative pulse forms circuit: it is made up of electrochemical capacitor C1, linear potentiometer RP3, electrochemical capacitor C2, electrochemical capacitor C1
Positive pole be connected with the colelctor electrode of infrared photosensitive transistor npn npn BG1, the 2nd foot of the negative pole of electrochemical capacitor C1 and time base circuit IC1,
The base stage of PNP transistor BG2, one end of linear potentiometer RP3 are connected with the positive pole of electrochemical capacitor C2, linear potentiometer RP3
The other end and movable end connection circuit positive pole VCC, electrochemical capacitor C2 negative pole connection circuit ground GND;
Level conversion and steady-state circuit: it is by PNP transistor BG2, resistance R3, electrochemical capacitor C3 timely base IC circuit 1
Composition, one end of emitter stage connecting resistance R3, the positive pole of electrochemical capacitor C3 and the 6th of time base circuit IC1 the of PNP transistor BG2
Foot, the other end connection circuit positive pole VCC of resistance R3, the colelctor electrode of PNP transistor BG1 and the negative pole connection circuit of electrochemical capacitor C3
4th foot of ground GND, time base circuit IC1 and the 1st foot connection circuit ground GND of the 8th foot connection circuit positive pole VCC, time base circuit IC1;
Acousto-optic hint circuit: it is by buzzer HA, red light emitting diodes LED1 and resistance R4, green LED
LED2 and resistance R5 composition, the 3rd foot of time base circuit IC1 connects negative pole and one end of resistance R4 of buzzer HA, buzzer HA's
The negative pole of another termination red light emitting diodes LED1 of positive pole connection circuit positive pole VCC, resistance R4, red light emitting diodes LED1
Positive pole connection circuit positive pole VCC, the 3rd foot of time base circuit IC1 connects the positive pole of green LED LED2, green emitting two pole
The negative pole of pipe LED2 is by resistance R5 connection circuit ground GND;
The positive pole of 12V DC source is connected with circuit anode VCC, and the negative pole of 12V DC source is connected with circuit ground GND.
Accompanying drawing explanation
Accompanying drawing 1 is the circuit operation principle of seeder seed blocking one embodiment of acousto-optic hint device that the present invention provides
Figure.
Detailed description of the invention
Acousto-optic hint device circuit fundamental diagram and accompanying drawing explanation is blocked according to the seeder seed shown in accompanying drawing 1, and
According to annexation between components and parts in each several part circuit described in summary of the invention, and the components and parts skill described in embodiment
Art parameter request and circuit production main points carry out enforcement can realize the present invention, below in conjunction with the embodiment relevant skill to the present invention
Art is further described.
Its technical parameter of components and parts and selection requirement
D1 is infrarede emitting diode, and the model of employing is HG505;
BG1 is infrared photosensitive transistor npn npn, and the range of models of employing is 3DU5;
BG2 selects PNP transistor, such as: 2CS9012 or 2CS9015;
IC1 is time base circuit, and the model of employing is NE555;
Rl~R5 uses 1/8W metalfilmresistor, and its resistance is respectively as follows: 2.2K Ω, 1.8K Ω, 12K Ω, 1.2K Ω, 1.2K
Ω;
RP1~RP WH7-A Linear potentiometer, its resistance is respectively 2.2K Ω, 2.2K Ω, 470K Ω;
C1~C3 CD11-10 type electrochemical capacitor, capacity is respectively 2.2 μ F, 22 μ F, 470 μ F;
LED1 is red light emitting diodes, selects 1 super bright red light emitting diodes;LED2 is green emitting two pole
Pipe, selects 1 super bright green LED;
HA is buzzer, uses and carries audio generating circuit, high loudness, water proof type 12V buzzer.
Circuit production main points and circuit debugging
Because the circuit structure of seeder seed blocking acousto-optic hint device is fairly simple, if the electricity generally selected
Sub-components and parts performance is intact, and the components and parts annexation in accompanying drawing 1 is welded to specifications, physical connection line and welding
Quality is after going through correctly, and the circuit of the present invention has only to debug simply and can normally work;
After seeder seed blocking acousto-optic hint device circuit connects DC source, first fall with club simulation kind grain,
I.e. brandish with club and come and go between infrared light emission pipe D1 and infrared photosensitive transistor npn npn BG1, make to be radiated at infrared Photosensitive
When breaking during Infrared on transistor BG1 logical, at this moment buzzer HA not should sounding, otherwise, can suitable linear adjustment current potential
Device RP3 makes its sensitivity and reliability reach perfect condition;
Then by club stop brandish, simulation pipeline blocked by kind of a grain, now buzzer HA will sounding, emitting red light two
Pole pipe LED1 is lit at once;
When installing seeder seed blocking acousto-optic hint device, it is important to the installation of infrared photosensitive transistor npn npn BG1, business
Will face and be installed in the pipeline that kind of grain falls near exit by these two pipes, it is possible to disposed as the case may be
In pipeline centre position.
The circuit structure design of the present invention, components' placement, and its architectural feature, face shaping and size etc.
It is not the key technology of the present invention, is not claimed guardian technique content, because not affecting present invention tool
Body implementation process and the realization of goal of the invention, therefore illustrate the most one by one.
Claims (1)
1. a seeder seed blocking acousto-optic hint device, it includes 12V DC source, infrared transmitter, infrared letter
Number receive circuit, negative pulse forms circuit, level conversion and steady-state circuit, acousto-optic hint circuit, it is characterised in that:
Described infrared light emission circuit is made up of infrarede emitting diode D1, resistance R1, linear potentiometer RP1, infraluminescence
The negative pole of diode D1 is by the one of the positive terminal potentiometer RP1 of resistance R1 connection circuit ground GND, infrarede emitting diode D1
End, the other end of linear potentiometer RP1 and movable end connection circuit positive pole VCC thereof;
Described infrared signal receiving circuit is made up of linear potentiometer RP2, resistance R2 and infrared photosensitive transistor npn npn BG1, red
The emitter stage of outer Photosensitive transistor BG1 is by resistance R2 connection circuit ground GND, and the colelctor electrode of infrared photosensitive transistor npn npn BG1 connects
One end of linear potentiometer RP2, the other end of linear potentiometer RP2 and movable end connection circuit positive pole VCC thereof;
Described negative pulse forms circuit and is made up of electrochemical capacitor C1, linear potentiometer RP3, electrochemical capacitor C2, electrochemical capacitor C1
Positive pole be connected with the colelctor electrode of infrared photosensitive transistor npn npn BG1, the 2nd foot of the negative pole of electrochemical capacitor C1 and time base circuit IC1,
The base stage of PNP transistor BG2, one end of linear potentiometer RP3 are connected with the positive pole of electrochemical capacitor C2, linear potentiometer RP3
The other end and movable end connection circuit positive pole VCC, electrochemical capacitor C2 negative pole connection circuit ground GND;
Described level conversion and steady-state circuit are by PNP transistor BG2, resistance R3, electrochemical capacitor C3 timely base IC circuit 1 group
Becoming, the model that time base circuit IC1 uses is NE555, one end of emitter stage connecting resistance R3 of PNP transistor BG2, electrochemical capacitor
The positive pole of C3 and the 6th foot of time base circuit IC1, the other end connection circuit positive pole VCC of resistance R3, the current collection of PNP transistor BG1
4th foot of negative pole connection circuit the ground GND, time base circuit IC1 of pole and electrochemical capacitor C3 and the 8th foot connection circuit positive pole VCC, Shi Ji electricity
The 1st foot connection circuit ground GND of road IC1;
Described acousto-optic hint circuit is by buzzer HA, red light emitting diodes LED1 and resistance R4, green LED
LED2 and resistance R5 composition, the 3rd foot of time base circuit IC1 connects negative pole and one end of resistance R4 of buzzer HA, buzzer HA's
The negative pole of another termination red light emitting diodes LED1 of positive pole connection circuit positive pole VCC, resistance R4, red light emitting diodes LED1
Positive pole connection circuit positive pole VCC, the 3rd foot of time base circuit IC1 connects the positive pole of green LED LED2, green emitting two pole
The negative pole of pipe LED2 is by resistance R5 connection circuit ground GND;
The positive pole of described 12V DC source is connected with circuit anode VCC, the negative pole of 12V DC source and circuit ground GND phase
Even.
Priority Applications (1)
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CN201610700745.8A CN106128049A (en) | 2016-08-22 | 2016-08-22 | Seeder seed blocking acousto-optic hint device |
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CN201610700745.8A CN106128049A (en) | 2016-08-22 | 2016-08-22 | Seeder seed blocking acousto-optic hint device |
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CN201610700745.8A Pending CN106128049A (en) | 2016-08-22 | 2016-08-22 | Seeder seed blocking acousto-optic hint device |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106683304A (en) * | 2016-11-24 | 2017-05-17 | 威海云睿信息科技有限公司 | Missing seeding alarm and anti-theft system of seeding machine |
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CN102132644A (en) * | 2011-01-18 | 2011-07-27 | 刘家发 | Reminding device for blocking of seeds in seeder |
CN202084125U (en) * | 2011-06-01 | 2011-12-21 | 吴贵森 | Family burglarproof monitoring device |
CN102568151A (en) * | 2011-12-08 | 2012-07-11 | 陈子杨 | Grain seeder blockage prompter |
CN204315016U (en) * | 2014-12-16 | 2015-05-06 | 山东乐悠悠花生油科技有限公司 | Vibratory peanut conveyor safety prompt function warning device |
CN104680697A (en) * | 2013-11-30 | 2015-06-03 | 成都捷康特科技有限公司 | Infrared sensing device |
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2016
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Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102132644A (en) * | 2011-01-18 | 2011-07-27 | 刘家发 | Reminding device for blocking of seeds in seeder |
CN202084125U (en) * | 2011-06-01 | 2011-12-21 | 吴贵森 | Family burglarproof monitoring device |
CN102568151A (en) * | 2011-12-08 | 2012-07-11 | 陈子杨 | Grain seeder blockage prompter |
CN104680697A (en) * | 2013-11-30 | 2015-06-03 | 成都捷康特科技有限公司 | Infrared sensing device |
CN204315016U (en) * | 2014-12-16 | 2015-05-06 | 山东乐悠悠花生油科技有限公司 | Vibratory peanut conveyor safety prompt function warning device |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN106683304A (en) * | 2016-11-24 | 2017-05-17 | 威海云睿信息科技有限公司 | Missing seeding alarm and anti-theft system of seeding machine |
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Application publication date: 20161116 |