CN103940491A - Harvester barn material level detection system - Google Patents
Harvester barn material level detection system Download PDFInfo
- Publication number
- CN103940491A CN103940491A CN201410193117.6A CN201410193117A CN103940491A CN 103940491 A CN103940491 A CN 103940491A CN 201410193117 A CN201410193117 A CN 201410193117A CN 103940491 A CN103940491 A CN 103940491A
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- touch
- port
- chip
- control chip
- triode
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- 238000001514 detection method Methods 0.000 title claims abstract description 21
- 239000000463 material Substances 0.000 title claims abstract description 19
- 239000003990 capacitor Substances 0.000 claims abstract description 10
- 230000000087 stabilizing effect Effects 0.000 claims description 13
- 238000003860 storage Methods 0.000 abstract description 6
- 230000006641 stabilisation Effects 0.000 abstract 2
- 238000011105 stabilization Methods 0.000 abstract 2
- 235000013339 cereals Nutrition 0.000 description 7
- 230000000694 effects Effects 0.000 description 4
- 238000003306 harvesting Methods 0.000 description 4
- 239000000428 dust Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000002604 ultrasonography Methods 0.000 description 2
- 241000209140 Triticum Species 0.000 description 1
- 235000021307 Triticum Nutrition 0.000 description 1
- 240000008042 Zea mays Species 0.000 description 1
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 description 1
- 235000002017 Zea mays subsp mays Nutrition 0.000 description 1
- 235000005822 corn Nutrition 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000005693 optoelectronics Effects 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
Abstract
The invention relates to the technical field of harvester barn material level detection, in particular to a harvester barn material level detection system. The harvester barn material level detection system comprises a single-chip microcomputer and is characterized in that the single-chip microcomputer is connected with a first touch chip and a second touch chip, the first touch chip is connected with a first touch key, the second touch chip is connected with a second touch key, a storage battery is connected with the single-chip microcomputer and a voltage stabilization chip, the voltage stabilization chip is connected with the collector electrode of a triode Q1 through a resistor R3, the base electrode of the triode Q1 is connected with the single-chip microcomputer, the emitting electrode of the triode Q1 is connected with the storage battery through a buzzer, a resistor R2 is connected with an adjustable resistor R1 in series and then connected with the storage battery, a capacitor C1 is connected with the storage battery in parallel, a diode D1 is arranged between the collector electrode of the triode Q1 and the storage battery, and the collector electrode of the triode Q1 is connected with the single-chip microcomputer. Through the change of the amount of charges around the touch keys when newly-harvested crops make contact with the touch keys outside a control box, signals are transmitted, the alarming function is achieved, and the harvester barn material level detection system is simple in structure and convenient to use.
Description
Technical field:
The present invention relates to harvester silo material level detection technique field, relate in particular to a kind of harvester silo material-level detection system.
Background technology:
In recent years, along with the development of agricultural machinery, harvester application in crops harvesting is more and more extensive, but the silo that existing harvester carries is not mostly installed silo grain pick-up unit, cause agricultural machinery driver in operation process, to need ceaselessly to stand up, rotary head watches the grain in silo whether to exceed warning line, this has brought inconvenience to production run, and the thing that the grain causing because of driver inattention overflows silo happens occasionally, there is numerous technological inventions in material level detection technique field, example: announced a kind of storage warehouse material-level detecting device in patent 201320013292.3, comprise laser beam generating circuit, the optical signal receiving circuit relative with laser beam generating circuit position, the present invention detects material in warehouse by optoelectronic induction principle, because the operation of harvester silo exists a large amount of dust, work under bad environment, this detection principle can not well be applied in harvester silo detects, in silo material level detection technique, also exist detecting sensor based on ultrasound examination principle and the detection technique sensor based on capacitance principle, the silo detecting sensor of ultrasonic wave principle due to ultrasound examination apart from time exist error larger, and the impact of examined environment is larger, due to harvester silo in harvesting process always in dust wet environment, ultrasonic sensor is stuck with paste by flying dust often, serious impact the detection effect of ultrasonic sensor, silo detecting sensor based on capacitance detecting principle is mostly because silo size is larger, further limit the application of the sensor of this detection principle.
Summary of the invention:
The present invention be directed to the deficiencies in the prior art and a kind of harvester silo material-level detection system is provided, thereby efficiently solve the problems of the prior art.
The present invention solves the scheme that its technical matters adopts: described harvester silo material-level detection system, comprise single-chip microcomputer, the GP0 port of the single-chip microcomputer described in being characterized in is connected with the VCC port of the second touch-control chip with the first touch-control chip by button K1, corresponding being connected of VCC port of the VCC port of single-chip microcomputer and the first touch-control chip and the second touch-control chip, corresponding being connected of GND port of the GND port of single-chip microcomputer and the first touch-control chip and the second touch-control chip, the SO port of the first touch-control chip is connected with the first touch controlled key, the SO port of the second touch-control chip is connected with the second touch controlled key, corresponding capacitor C 3 and the capacitor C 4 of being provided with respectively between the SO port of the first touch controlled key and the second touch controlled key and the first touch-control chip and the second touch-control chip and GND port, the GND port of accumulator is connected with the GND port of single-chip microcomputer, the VCC port of accumulator is connected with the first port of voltage stabilizing chip, the 3rd port of voltage stabilizing chip connects the collector of triode Q1 by R3, triode Q1 base stage is connected with the GP3 port of single-chip microcomputer, the emitter of triode connects the GND port of accumulator by hummer, between the second port of voltage stabilizing chip and the 3rd port, be provided with resistance R 2, resistance R 2 is connected in series the GND port that connects accumulator after adjustable resistance R1, capacitor C 1 is in parallel with accumulator, between the GND port of the collector of triode Q1 and accumulator, be provided with diode D1, the collector of triode Q1 is connected with the VCC port of single-chip microcomputer.
The model of described single-chip microcomputer is PIC10F200; Described voltage stabilizing chip model is 7805; The first described touch-control chip and the second touch-control chip model are JR223B.
The present invention passes through technique scheme, there is following effect: described harvester silo material-level detection system, it utilizes the crops such as the firm wheat and corn gathering in, just there is certain moisture in harvesting, in the time that grain contacts with the touch controlled key outside control enclosure, affected the touch controlled key size of electric charge around, thereby played the effect of transmission of signal and warning, it is simple in structure easy to use.
Brief description of the drawings:
Fig. 1 is control system principle schematic of the present invention.
Shown in figure: 1, voltage stabilizing chip; 2, accumulator; 3, the first touch-control chip; 4, hummer; 5, the second touch-control chip; 6, single-chip microcomputer; 7, the first touch controlled key; 8. the second touch controlled key.
Embodiment
Be described in further detail below in conjunction with the most preferred embodiment shown in accompanying drawing:
As shown in Figure 1, described harvester silo material-level detection system, comprise single-chip microcomputer 6, the GP0 port of the single-chip microcomputer 6 described in being characterized in is connected with the VCC port of the second touch-control chip 5 with the first touch-control chip 3 by button K1, corresponding being connected of VCC port of the VCC port of single-chip microcomputer 6 and the first touch-control chip 3 and the second touch-control chip 5, corresponding being connected of GND port of the GND port of single-chip microcomputer 6 and the first touch-control chip 3 and the second touch-control chip 5, the SO port of the first touch-control chip 3 is connected with the first touch controlled key 7, the SO port of the second touch-control chip 5 is connected with the second touch controlled key 8, corresponding capacitor C 3 and the capacitor C 4 of being provided with respectively between the SO port of the first touch controlled key 7 and the second touch controlled key 8 and the first touch-control chip 3 and the second touch-control chip 5 and GND port, the GND port of accumulator 2 is connected with the GND port of single-chip microcomputer 6, the VCC port of accumulator 2 is connected with the first port of voltage stabilizing chip 1, the 3rd port of voltage stabilizing chip 1 connects the collector of triode Q1 by R3, triode Q1 base stage is connected with the GP3 port of single-chip microcomputer 6, the emitter of triode connects the GND port of accumulator 2 by hummer 4, between the second port of voltage stabilizing chip 1 and the 3rd port, be provided with resistance R 2, resistance R 2 is connected in series the GND port that connects accumulator 2 after adjustable resistance R1, capacitor C 1 is in parallel with accumulator 2, between the GND port of the collector of triode Q1 and accumulator 2, be provided with diode D1, the collector of triode Q1 is connected with the VCC port of single-chip microcomputer 6.
Further, the model of described single-chip microcomputer 6 is PIC10F200; Described voltage stabilizing chip 1 model is 7805; The first described touch-control chip 3 and the second touch-control chip 5 models are JR223B.
Described harvester silo material-level detection system, when enforcement, connect each components and parts by figure, touch controlled key is fixed on to plastics box the inside, be arranged on harvester silo, switch on power and can start working, when the grain degree of depth arrive warning when position because harvester is kept in motion in operation process, and just the grain of harvesting is with certain moisture, this will cause the touch controlled key variation of electric charge around, thereby cause the SO pin output trigger pip of touch-control chip, play the effect of warning, as harvester driver, after completing grain and bringing down stocks, press reset key K1, this alarm can be eliminated.
Claims (2)
1. a harvester silo material-level detection system, comprise single-chip microcomputer, the GP0 port of the single-chip microcomputer described in being characterized in is connected with the VCC port of the second touch-control chip with the first touch-control chip by button K1, corresponding being connected of VCC port of the VCC port of single-chip microcomputer and the first touch-control chip and the second touch-control chip, corresponding being connected of GND port of the GND port of single-chip microcomputer and the first touch-control chip and the second touch-control chip, the SO port of the first touch-control chip is connected with the first touch controlled key, the SO port of the second touch-control chip is connected with the second touch controlled key, corresponding capacitor C 3 and the capacitor C 4 of being provided with respectively between the SO port of the first touch controlled key and the second touch controlled key and the first touch-control chip and the second touch-control chip and GND port, the GND port of accumulator is connected with the GND port of single-chip microcomputer, the VCC port of accumulator is connected with the first port of voltage stabilizing chip, the 3rd port of voltage stabilizing chip connects the collector of triode Q1 by R3, triode Q1 base stage is connected with the GP3 port of single-chip microcomputer, the emitter of triode connects the GND port of accumulator by hummer, between the second port of voltage stabilizing chip and the 3rd port, be provided with resistance R 2, resistance R 2 is connected in series the GND port that connects accumulator after adjustable resistance R1, capacitor C 1 is in parallel with accumulator, between the GND port of the collector of triode Q1 and accumulator, be provided with diode D1, the collector of triode Q1 is connected with the VCC port of single-chip microcomputer.
2. harvester silo material-level detection system according to claim 1, is characterized in that: the model of described single-chip microcomputer is PIC10F200; Described voltage stabilizing chip model is 7805; The first described touch-control chip and the second touch-control chip model are JR223B.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410193117.6A CN103940491B (en) | 2014-05-08 | 2014-05-08 | Harvester silo material-level detection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410193117.6A CN103940491B (en) | 2014-05-08 | 2014-05-08 | Harvester silo material-level detection system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103940491A true CN103940491A (en) | 2014-07-23 |
| CN103940491B CN103940491B (en) | 2018-09-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410193117.6A Active CN103940491B (en) | 2014-05-08 | 2014-05-08 | Harvester silo material-level detection system |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090158841A1 (en) * | 2005-11-30 | 2009-06-25 | Frank Winkens | Sensor for the contactless detection of the level of a liquid and adhering high-conductivity meduim, especially blood, through a non-metal wall of a container and corresponding method |
| CN101612423A (en) * | 2008-06-23 | 2009-12-30 | 王跃 | Infusion alarm and operational approach thereof |
| CN201917376U (en) * | 2011-01-14 | 2011-08-03 | 苏州路之遥科技股份有限公司 | Capacitive liquid level sensor |
| US20120167660A1 (en) * | 2008-06-09 | 2012-07-05 | Luna Labs, Inc. | Self-Calibrating Capacitive Transducer for Determining Level of Fluent Materials |
| CN202522290U (en) * | 2012-02-13 | 2012-11-07 | 刘磊 | Universal liquid sensor for acousto-optic wireless alarming |
| CN102865901A (en) * | 2012-09-05 | 2013-01-09 | 深圳市朗特电子有限公司 | Slide capacitance induced water level and water flow accurate detection method and detection device |
| CN203573467U (en) * | 2013-11-26 | 2014-04-30 | 北华航天工业学院 | Harvester grain bin full-state alarm device |
| CN204255455U (en) * | 2014-05-08 | 2015-04-08 | 北华航天工业学院 | Harvester silo material-level detection system |
-
2014
- 2014-05-08 CN CN201410193117.6A patent/CN103940491B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090158841A1 (en) * | 2005-11-30 | 2009-06-25 | Frank Winkens | Sensor for the contactless detection of the level of a liquid and adhering high-conductivity meduim, especially blood, through a non-metal wall of a container and corresponding method |
| US20120167660A1 (en) * | 2008-06-09 | 2012-07-05 | Luna Labs, Inc. | Self-Calibrating Capacitive Transducer for Determining Level of Fluent Materials |
| CN101612423A (en) * | 2008-06-23 | 2009-12-30 | 王跃 | Infusion alarm and operational approach thereof |
| CN201917376U (en) * | 2011-01-14 | 2011-08-03 | 苏州路之遥科技股份有限公司 | Capacitive liquid level sensor |
| CN202522290U (en) * | 2012-02-13 | 2012-11-07 | 刘磊 | Universal liquid sensor for acousto-optic wireless alarming |
| CN102865901A (en) * | 2012-09-05 | 2013-01-09 | 深圳市朗特电子有限公司 | Slide capacitance induced water level and water flow accurate detection method and detection device |
| CN203573467U (en) * | 2013-11-26 | 2014-04-30 | 北华航天工业学院 | Harvester grain bin full-state alarm device |
| CN204255455U (en) * | 2014-05-08 | 2015-04-08 | 北华航天工业学院 | Harvester silo material-level detection system |
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| CN103940491B (en) | 2018-09-14 |
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Inventor after: Kang Huifeng Inventor after: Zhao Yizhi Inventor after: Wang Xiaoguang Inventor after: Li Chen Inventor after: Wei Caiqiao Inventor after: Guo Shuqiang Inventor before: Kang Huifeng Inventor before: Wang Xiaoguang Inventor before: Li Chen Inventor before: Wei Caiqiao Inventor before: Zhao Yizhi Inventor before: Guo Shuqiang |
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Effective date of registration: 20180614 Address after: 065000, six row 10, sage house, Sanhe downtown, Langfang, Hebei Applicant after: Langfang Xinfeng science and Technology Co., Ltd. Address before: 065000 AI min Dong Road, Langfang, Hebei Province, No. 133 Applicant before: North China Institute of Aerospace Engineering |
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Effective date of registration: 20190611 Address after: 065200 Yongfeng Road 128, Guangyang District, Langfang City, Hebei Province Patentee after: Kang Huifeng Address before: 065000, six row 10, sage house, Sanhe downtown, Langfang, Hebei Patentee before: Langfang Xinfeng science and Technology Co., Ltd. |
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Effective date of registration: 20191209 Address after: 065001 Maying village, economic and Technological Development Zone, Langfang City, Hebei Province Patentee after: Langfang Tianxing surveying and mapping Co., Ltd Address before: 065200 Yongfeng Road 128, Guangyang District, Langfang City, Hebei Province Patentee before: Kang Huifeng |
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| TR01 | Transfer of patent right |